diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml index 4e5cf4edc1a9f1c18514aae6ca1cb2de881c6e59..3dc131ed7d44e4753d546630b2130cef2bed13be 100644 --- a/.gitlab-ci.yml +++ b/.gitlab-ci.yml @@ -170,6 +170,7 @@ stages: ### build reference binaries - *disable-debugging-macro + - make clean - make -j - mv IVAS_cod IVAS_cod_ref - mv IVAS_dec IVAS_dec_ref @@ -188,6 +189,17 @@ stages: - if [ $exit_code -ne 0 ] && [ $non_be_flag != 0 ]; then echo "Non-bitexact cases with non-BE tag encountered"; exit $EXIT_CODE_NON_BE; fi - exit 0 +.mr-get-target-commit: &mr-get-target-commit # compare to last target branch commit before pipeline was created + - target_commit=$(git log $CI_MERGE_REQUEST_TARGET_BRANCH_NAME -1 --oneline --before=${CI_PIPELINE_CREATED_AT} --format=%H) + +.get-commits-behind-count: &get-commits-behind-count + - echo $CI_COMMIT_SHA + - echo $CI_MERGE_REQUEST_TARGET_BRANCH_NAME + - commits_behind_count=$(git rev-list --count $CI_COMMIT_SHA..origin/$CI_MERGE_REQUEST_TARGET_BRANCH_NAME) + +.check-commits-behind-count-in-compare-jobs: &check-commits-behind-count-in-compare-jobs + - if [ $commits_behind_count -ne 0 ]; then echo "Your branch is not up-to-date with main -> Compare tests will not run as they can contain false negatives this way.\nMain might have changed during your pipeline run. Run 'git merge origin/main' to update."; exit 1; fi + .build-reference-binaries: &build-reference-binaries - current_commit_sha=$(git rev-parse HEAD) ### build reference binaries @@ -238,6 +250,13 @@ stages: - echo "Applying level scaling in scripts/testv using scale=$LEVEL_SCALING" - tests/scale_pcm.py ./scripts/testv/ $LEVEL_SCALING +.merge-request-comparison-check: &merge-request-comparison-check + - echo "--------------- Running merge-request-comparison-check anchor ---------------" + - if [ $zero_errors != 1 ]; then echo "Run errors encountered!"; exit $EXIT_CODE_FAIL; fi + - if [ $exit_code -eq 1 ] && [ $non_be_flag == 0 ]; then echo "Non-bitexact cases without non-BE tag encountered!"; exit $EXIT_CODE_FAIL; fi + - if [ $exit_code -eq 1 ] && [ $non_be_flag != 0 ]; then echo "Non-bitexact cases with non-BE tag encountered"; exit $EXIT_CODE_NON_BE; fi + - exit 0 + .update-ltv-repo: &update-ltv-repo - cd $LTV_DIR - git pull @@ -303,6 +322,44 @@ stages: - if [ $exit_code20 -ne 0 ] || [ $exit_code10 -ne 0 ] || [ $exit_code5 -ne 0 ]; then exit 1; fi +# --------------------------------------------------------------- +# Job templates +# --------------------------------------------------------------- + +# When designing templates, try not to use too much inheritance and +# if multiple templates and extended on, remember that on conflict, +# latest overwrites the parameter. + +# templates for rules +.rules-basis: + rules: + - if: $MIRROR_ACCESS_TOKEN # Don't run in the mirror update pipeline (only then MIRROR_ACCESS_TOKEN is defined) + when: never + - if: $CI_PIPELINE_SOURCE == 'schedule' # Don't run in any scheduled pipelines by default (use schedule templates below to enable again for certain conditions) + when: never + - if: $CI_PIPELINE_SOURCE == 'trigger' # Don't run triggered pipeline by default + when: never + - if: $MANUAL_PIPELINE_TYPE == 'test-be-release' # Skip all the normal jobs when testing manually against release codec + when: never + - if: $MANUAL_PIPELINE_TYPE == 'test-long-self-test' # Skip all the normal jobs when testing manually against release codec + when: never + - if: $MANUAL_PIPELINE_TYPE == 'ivas-conformance' + when: never + - if: $MANUAL_PIPELINE_TYPE == 'ivas-conformance-linux' + when: never + - if: $MANUAL_PIPELINE_TYPE == 'check-clipping' + when: never + - if: $MANUAL_PIPELINE_TYPE == 'test-branch-vs-input-passthrough' + when: never + - when: on_success + +.rules-merge-request: + extends: .rules-basis + rules: + - if: $CI_PIPELINE_SOURCE == 'merge_request_event' + - if: $CI_PIPELINE_SOURCE == 'push' + when: never + .rules-pytest-to-ref-short: rules: - if: $CI_PIPELINE_SOURCE == 'web' && $MANUAL_PIPELINE_TYPE == "pytest-compare" @@ -1009,7 +1066,7 @@ build-codec-linux-instrumented-make: script: - *print-common-info - *update-scripts-repo - - bash scripts/prepare_instrumentation.sh -m MEM_ONLY -p BASOP + - bash scripts/prepare_instrumentation.sh -m MEM_ONLY -p FLOAT - make -j -C $INSTR_DIR # make sure that the codec builds with msan, asan and usan @@ -1043,6 +1100,123 @@ build-codec-windows-msbuild: - *activate-WX-windows - MSBuild.exe -maxcpucount .\Workspace_msvc\Workspace_msvc.sln /property:Configuration=Debug +# --------------------------------------------------------------- +# Test jobs for merge requests +# --------------------------------------------------------------- + +split-rendering-smoke-test: + extends: + - .test-job-linux + - .rules-merge-request + needs: ["build-codec-linux-make"] + stage: test + script: + - *print-common-info + - *update-scripts-repo + + - make -j + - testcase_timeout=10 + - python3 -m pytest -q -n auto -rA --junit-xml=report-junit.xml tests/split_rendering/test_split_rendering.py --testcase_timeout=$testcase_timeout + artifacts: + name: "mr-$CI_MERGE_REQUEST_IID--sha-$CI_COMMIT_SHORT_SHA--job-$CI_JOB_NAME--results" + expire_in: 1 week + when: always + paths: + - report-junit.xml + expose_as: "split rendering smoke results" + reports: + junit: + - report-junit.xml + +lc3-wrapper-unit-test: + extends: + - .test-job-linux + - .rules-merge-request + needs: ["build-codec-linux-make"] + stage: test + script: + - *print-common-info + - *update-scripts-repo + + - cmake -B cmake-build -G "Unix Makefiles" -DCOPY_EXECUTABLES_FROM_BUILD_DIR=true + - cmake --build cmake-build -- -j + - scripts/split_rendering/lc3plus_float/ivas_lc3plus_unit_test + +# compare split-rendering bitexactness between target and source branch +.split-rendering-pytest-on-merge-request: + extends: + - .test-job-linux-needs-testv-dir + - .rules-merge-request + needs: ["build-codec-linux-make"] + # TODO: set reasonable timeout, will most likely take less + timeout: "30 minutes" + stage: compare + script: + - *print-common-info + - *update-scripts-repo + - *get-commits-behind-count + - *check-commits-behind-count-in-compare-jobs + + # some helper variables - "|| true" to prevent failures from grep not finding anything + # write to temporary file as workaround for failures observed with piping echo + - echo $CI_MERGE_REQUEST_TITLE > tmp.txt + - non_be_flag=$(grep -c --ignore-case "\[split*[ -]*non[ -]*be\]" tmp.txt) || true + # TODO: ref_using_target comes from float repo, but does not apply here - disable for now + # - ref_using_target=$(grep -c --ignore-case "\[ref[ -]*using[ -]*target\]" tmp.txt) || true + - ref_using_target=0 + + # store the current commit hash + - source_branch_commit_sha=$(git rev-parse HEAD) + + - *mr-fetch-target-branch + - *mr-get-target-commit + - git checkout $target_commit + - echo "Building reference codec at commit $target_commit" + + # build reference binaries + - make -j + - mv IVAS_cod IVAS_cod_ref + - mv IVAS_dec IVAS_dec_ref + - mv IVAS_rend IVAS_rend_ref + + ### If ref_using_target is not set, checkout the source branch to use scripts and input from there + - if [ $ref_using_target == 0 ]; then git restore lib_com/options.h; fi # Revert changes back before checking out another branch to avoid conflicts + - if [ $ref_using_target == 0 ]; then git checkout $source_branch_commit_sha; fi + - exit_code=0 + - testcase_timeout=60 + - python3 -m pytest -q --log-level ERROR -n auto -rA --html=report.html --self-contained-html --junit-xml=report-junit.xml tests/split_rendering/test_split_rendering.py --create_ref --testcase_timeout=$testcase_timeout || exit_code=$? + + # back to source branch + - git restore lib_com/options.h # Revert changes back before checking out another branch to avoid conflicts + - git checkout $source_branch_commit_sha + - make clean + - make -j + + ### Run test using scripts and input from main + - if [ $ref_using_target == 1 ]; then git restore lib_com/options.h; fi # Revert changes back before checking out another branch to avoid conflicts + - if [ $ref_using_target == 1 ]; then git checkout $source_branch_commit_sha; fi + + # run test + - python3 -m pytest -q --log-level ERROR -n auto -rA --html=report.html --self-contained-html --junit-xml=report-junit.xml tests/split_rendering/test_split_rendering.py --create_cut --testcase_timeout=$testcase_timeout || exit_code=$? + - zero_errors=$(cat report-junit.xml | grep -c 'errors="0"') || true + + - *merge-request-comparison-check + + allow_failure: + exit_codes: + - 123 + artifacts: + name: "mr-$CI_MERGE_REQUEST_IID--sha-$CI_COMMIT_SHORT_SHA--job-$CI_JOB_NAME--results" + expire_in: 2 week + when: always + paths: + - report-junit.xml + - report.html + expose_as: "pytest split rendering results" + reports: + junit: + - report-junit.xml + # --------------------------------------------------------------- # Short test jobs that run in merge request pipelines # --------------------------------------------------------------- @@ -1802,6 +1976,21 @@ renderer-pytest-on-merge-request: - *merge-request-comparison-check + allow_failure: + exit_codes: + - 123 + artifacts: + name: "mr-$CI_MERGE_REQUEST_IID--sha-$CI_COMMIT_SHORT_SHA--job-$CI_JOB_NAME--results" + expire_in: 1 week + when: always + paths: + - report-junit.xml + - report.html + expose_as: "pytest renderer results" + reports: + junit: + - report-junit.xml + # compare bit exactness between target and source branch ivas-pytest-on-merge-request: extends: diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000000000000000000000000000000000000..3e2d6972836490e1308c6a7ecbdc9386cf58c14f --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,221 @@ +# CMake file for IVAS +# +# Usage with Unix Makefiles (Linux, OS/X): +# # create build directory +# mkdir build ; cd build +# # call CMake to generate build system, e.g. one of the following: +# cmake -D CMAKE_BUILD_TYPE=Debug ../ +# cmake -D CMAKE_BUILD_TYPE=Release ../ +# cmake -D CMAKE_BUILD_TYPE=Debug -D TARGET_PLATFORM=x86_64 ../ +# # build project +# make -j8 +# +# Usage with Visual Studio +# 1) download CMake from https://cmake.org/download/, don't use the Cygwin version! +# 2.1) build project using IDE +# In CMake GUI select the source dir (root of stereo-evs) and a new binary directory +# and press "Configure" and "Generate". Then open the Visual Studio solution file generated +# in the build directory. +# 2.2) build project using command line +# # create build directory +# mkdir build ; cd build +# # call CMake to generate build system, e.g. one of the following: +# cmake ../ +# cmake -G "Visual Studio 12 2013" ../ +# cmake -G "Visual Studio 12 2013 Win64" ../ +# # open the Visual Studio solution file generated in the build directory +# # or build on command line, e.g.: +# cmake --build . --config Debug +# cmake --build . --config Release + + +cmake_minimum_required(VERSION 3.1) + +set(CMAKE_C_STANDARD 99) + +# configuration options for UNIX +if(UNIX) + set(TARGET_PLATFORM "" CACHE STRING "i686 / x86_64") + set(CLANG "" CACHE STRING "1=msan / 2=asan / 3=usan") + set(GCOV OFF CACHE BOOL "enable GCOV") + set(STRIP OFF CACHE BOOL "enable STRIP") + + if(NOT CMAKE_BUILD_TYPE) + set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "") + endif() + # TARGET_PLATFORM + if("${TARGET_PLATFORM}" MATCHES "i386" OR + "${TARGET_PLATFORM}" MATCHES "i586" OR + "${TARGET_PLATFORM}" MATCHES "i686" + ) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -m32") + elseif("${TARGET_PLATFORM}" MATCHES "x86_64") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m64") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -m64") + endif() + # C compiler flags + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffp-contract=off") # disable floating point operation contraction + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic -Wcast-qual -Wall -W -Wextra -Wno-long-long") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-parameter") + # to be uncommented in CI + # set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror") + + # CLANG + if(CLANG) + find_program(clangBin NAMES /home/amm-archiv/soft/Linux/clang/current/bin/clang clang REQUIRED) + set(CMAKE_C_COMPILER "${clangBin}" CACHE STRING "") + if("${CLANG}" MATCHES "1" OR "${CLANG}" MATCHES "msan") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=memory") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=memory") + elseif("${CLANG}" MATCHES "2" OR "${CLANG}" MATCHES "asan") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address") + elseif("${CLANG}" MATCHES "3" OR "${CLANG}" MATCHES "usan") + # NOTE: keep in sync with list in Makefile + set(USAN_CHECKS_ENABLE + undefined # Default checks + # Extra checks + float-divide-by-zero + implicit-conversion + local-bounds + ) + list(JOIN USAN_CHECKS_ENABLE "," USAN_CHECKS_ENABLE) + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=${USAN_CHECKS_ENABLE} -fsanitize-recover=${USAN_CHECKS_ENABLE}") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=${USAN_CHECKS_ENABLE} -fsanitize-recover=${USAN_CHECKS_ENABLE}") + else() + message(FATAL_ERROR "Unknown CLANG setting: ${CLANG}") + endif() + endif() + # GCOV + if(GCOV) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage -fprofile-update=atomic") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage -fprofile-update=atomic") + endif() + # STRIP + if(STRIP) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdata-sections -ffunction-sections") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-gc-sections -static") + endif() + + message("CMAKE_C_FLAGS: ${CMAKE_C_FLAGS}") + message("CMAKE_EXE_LINKER_FLAGS: ${CMAKE_EXE_LINKER_FLAGS}") + # write settings in CMake cache + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}" CACHE STRING "") + set(CMAKE_C_FLAGS_DEBUG "-O0 -g3" CACHE STRING "") + set(CMAKE_C_FLAGS_RELEASE "-O2 -DRELEASE" CACHE STRING "") # TODO should contain -DNDEBUG to disable assert() +elseif(WIN32) + # MSVC compiler flags + add_definitions( + -D_CRT_SECURE_NO_WARNINGS + /MP + ) +endif() + +# configuration options for all platforms +set(WMOPS OFF CACHE BOOL "enable WMOPS") +if(WMOPS) + add_definitions("-DWMOPS=1") +endif() + +project(stereo-evs) +set_property(GLOBAL PROPERTY USE_FOLDERS ON) # make Visual Studio projects look nicer +include(CTest) + +file(GLOB libComSrcs "lib_com/*.c") +file(GLOB libComHeaders "lib_com/*.h") +add_library(lib_com ${libComSrcs} ${libComHeaders}) +if(UNIX) + target_link_libraries(lib_com PRIVATE m) +endif() +target_include_directories(lib_com PUBLIC lib_com PRIVATE lib_enc lib_dec lib_rend lib_debug lib_isar) +target_include_directories(lib_com PRIVATE lib_lc3plus) + +file(GLOB libDebugSrcs "lib_debug/*.c") +file(GLOB libDebugHeaders "lib_debug/*.h") +add_library(lib_debug ${libDebugSrcs} ${libDebugHeaders}) +target_link_libraries(lib_debug lib_com) +target_include_directories(lib_debug PUBLIC lib_debug PRIVATE lib_enc lib_dec lib_rend lib_isar) + +file(GLOB libEncSrcs "lib_enc/*.c") +file(GLOB libEncHeaders "lib_enc/*.h") +add_library(lib_enc ${libEncSrcs} ${libEncHeaders}) +target_link_libraries(lib_enc lib_com lib_debug) +target_include_directories(lib_enc PUBLIC lib_enc PRIVATE lib_dec lib_rend lib_isar) +target_include_directories(lib_enc PRIVATE lib_lc3plus) + +file(GLOB libLC3plusSrcs "lib_lc3plus/*.c") +file(GLOB libLC3plusHeaders "lib_lc3plus/*.h") +add_library(lib_lc3plus ${libLC3plusSrcs} ${libLC3plusHeaders}) +target_include_directories(lib_lc3plus PUBLIC lib_lc3plus PRIVATE lib_com lib_debug) + +file(GLOB libRendSrcs "lib_rend/*.c") +file(GLOB libRendHeaders "lib_rend/*.h") + +add_library(lib_rend ${libRendSrcs} ${libRendHeaders}) +target_link_libraries(lib_rend lib_dec lib_com lib_debug) # Todo refactor: This dependency on lib_dec should be removed. +target_link_libraries(lib_rend lib_lc3plus lib_isar) +target_include_directories(lib_rend PUBLIC lib_rend PRIVATE lib_enc lib_isar) + + +file(GLOB libDecSrcs "lib_dec/*.c") +file(GLOB libDecHeaders "lib_dec/*.h") +add_library(lib_dec ${libDecSrcs} ${libDecHeaders}) +target_link_libraries(lib_dec lib_com lib_rend lib_debug lib_isar) +target_include_directories(lib_dec PUBLIC lib_dec lib_rend PRIVATE lib_enc lib_isar) + +file(GLOB libUtilSrcs "lib_util/*.c") +file(GLOB libUtilHeaders "lib_util/*.h") +add_library(lib_util ${libUtilSrcs} ${libUtilHeaders}) +target_include_directories(lib_util PUBLIC lib_util PRIVATE lib_com lib_enc lib_dec lib_rend lib_debug) +target_include_directories(lib_util PRIVATE lib_lc3plus lib_isar) + +if(NOT WMOPS) + add_executable(ivas_lc3plus_unit_test scripts/split_rendering/lc3plus_float/ivas_lc3plus_unit_test.c) + target_link_libraries(ivas_lc3plus_unit_test lib_rend lib_dec lib_util lib_com lib_debug lib_isar) +endif() + +file(GLOB libISARSrcs "lib_isar/*.c") +file(GLOB libISARHeaders "lib_isar/*.h") + +add_library(lib_isar ${libISARSrcs} ${libISARHeaders}) +target_link_libraries(lib_isar lib_com lib_debug lib_lc3plus) # Todo refactor: This dependency on lib_dec should be removed. +target_include_directories(lib_isar PUBLIC lib_isar PRIVATE lib_enc lib_dec lib_rend) + + +add_executable(IVAS_cod apps/encoder.c) +target_link_libraries(IVAS_cod lib_enc lib_util) +if(WIN32) + target_link_libraries(IVAS_cod Ws2_32) +endif() + +add_executable(IVAS_dec apps/decoder.c) +target_link_libraries(IVAS_dec lib_dec lib_util) +if(WIN32) + target_link_libraries(IVAS_dec Ws2_32) +endif() + +add_executable(IVAS_rend apps/renderer.c) +target_link_libraries(IVAS_rend lib_rend lib_util lib_isar) +target_include_directories(IVAS_rend PRIVATE lib_enc) + +add_executable(ISAR_post_rend apps/isar_post_rend.c) +target_link_libraries(ISAR_post_rend lib_isar lib_util) +target_include_directories(ISAR_post_rend PRIVATE lib_isar) + +if(COPY_EXECUTABLES_FROM_BUILD_DIR) + # Optionally copy executables to the same place where Make puts them (useful for tests that expect executables in specific places) + add_custom_command(TARGET IVAS_cod POST_BUILD VERBATIM COMMAND "${CMAKE_COMMAND}" -E copy "$" "${CMAKE_CURRENT_SOURCE_DIR}/") + add_custom_command(TARGET IVAS_dec POST_BUILD VERBATIM COMMAND "${CMAKE_COMMAND}" -E copy "$" "${CMAKE_CURRENT_SOURCE_DIR}/") + add_custom_command(TARGET IVAS_rend POST_BUILD VERBATIM COMMAND "${CMAKE_COMMAND}" -E copy "$" "${CMAKE_CURRENT_SOURCE_DIR}/") + add_custom_command(TARGET ISAR_post_rend POST_BUILD VERBATIM COMMAND "${CMAKE_COMMAND}" -E copy "$" "${CMAKE_CURRENT_SOURCE_DIR}/") + if (NOT WMOPS) + add_custom_command(TARGET ivas_lc3plus_unit_test POST_BUILD VERBATIM COMMAND "${CMAKE_COMMAND}" -E copy "$" "${CMAKE_CURRENT_SOURCE_DIR}/scripts/split_rendering/lc3plus_float") + endif() +endif() + +# Allow creating packages for CMake install +install(TARGETS lib_enc lib_dec lib_rend lib_com lib_util ARCHIVE DESTINATION lib) diff --git a/Makefile b/Makefile index bef5db44146bdc9983cafa6ff35ce6239827954f..63ac29842bb6109347cb23165b22538b037adb2d 100644 --- a/Makefile +++ b/Makefile @@ -1,4 +1,3 @@ - # GNU Makefile # Paths @@ -7,23 +6,29 @@ SRC_LIBDEBUG = lib_debug SRC_LIBDEC = lib_dec SRC_LIBENC = lib_enc SRC_LIBREND = lib_rend +SRC_LIBISAR = lib_isar +SRC_LC3PLUS = lib_lc3plus lib_lc3plus/fft SRC_LIBUTIL = lib_util SRC_APP = apps BUILD = build OBJDIR = obj -SRC_DIRS = $(sort -u $(SRC_LIBCOM) $(SRC_LIBDEBUG) $(SRC_LIBDEC) $(SRC_LIBENC) $(SRC_LIBREND) $(SRC_LIBUTIL) $(SRC_APP)) +SRC_DIRS = $(sort -u $(SRC_LIBCOM) $(SRC_LIBDEBUG) $(SRC_LIBDEC) $(SRC_LIBENC) $(SRC_LIBREND) $(SRC_LIBISAR) $(SRC_LC3PLUS) $(SRC_LIBUTIL) $(SRC_APP)) # Name of CLI binaries -CLI_APIDEC ?= IVAS_dec -CLI_APIENC ?= IVAS_cod -CLI_APIREND ?= IVAS_rend -LIB_LIBCOM ?= libivascom.a -LIB_LIBDEBUG ?= libivasdebug.a -LIB_LIBDEC ?= libivasdec.a -LIB_LIBENC ?= libivasenc.a -LIB_LIBREND ?= libivasrend.a -LIB_LIBUTIL ?= libivasutil.a +CLI_APIDEC ?= IVAS_dec +CLI_APIENC ?= IVAS_cod +CLI_APIREND ?= IVAS_rend +CLI_APIPOSTREND ?= ISAR_post_rend +LIB_LIBCOM ?= libivascom.a +LIB_LIBDEBUG ?= libivasdebug.a +LIB_LIBDEC ?= libivasdec.a +LIB_LIBENC ?= libivasenc.a +LIB_LIBREND ?= libivasrend.a +LIB_LIBISAR ?= libisar.a +LIB_LC3PLUS ?= liblc3plus.a +LIB_LIBUTIL ?= libivasutil.a + # Default tool settings CC ?= gcc @@ -56,8 +61,9 @@ endif # C compiler flags CFLAGS += -std=c99 -pedantic -Wcast-qual -Wall -W -Wextra -Wno-long-long \ -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes \ - -Werror-implicit-function-declaration \ -Wno-implicit-fallthrough -ffp-contract=off +# to be uncommented in CI +# CFLAGS += -Werror # libs to link LDLIBS += -lm @@ -116,6 +122,15 @@ CFLAGS += $(foreach DIR,$(SRC_DIRS),-I$(DIR)) # Source file search paths VPATH = $(SRC_DIRS) +# Split rendering files +SRCS_SPLIT_REND = ivas_CQMFDecoder.c ivas_CQMFEncoder.c ivas_PerceptualModel.c ivas_PredDecoder.c \ + ivas_PredEncoder.c ivas_RMSEnvGrouping.c ivas_MSPred.c ivas_NoiseGen.c \ + ivas_splitRend_lcld_dec.c ivas_splitRend_lcld_enc.c \ + ivas_splitRendererPLC.c ivas_splitRendererPost.c ivas_splitRendererPre.c \ + ivas_splitRenderer_utils.c split_rend_bfi_file_reader.c split_render_file_read_write.c \ + ivas_lcld_tables.c + + ############################################################################### SRCS_LIBCOM = $(foreach DIR,$(SRC_LIBCOM),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) @@ -124,25 +139,31 @@ SRCS_LIBDEC = $(foreach DIR,$(SRC_LIBDEC),$(patsubst $(DIR)/%,%,$(wildcard $(D SRCS_LIBENC = $(foreach DIR,$(SRC_LIBENC),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) SRCS_LIBREND = $(foreach DIR,$(SRC_LIBREND),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) SRCS_LIBUTIL = $(foreach DIR,$(SRC_LIBUTIL),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) +SRCS_LIBISAR = $(foreach DIR,$(SRC_LIBISAR),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) +SRCS_LC3PLUS = $(foreach DIR,$(SRC_LC3PLUS),$(patsubst $(DIR)/%,%,$(wildcard $(DIR)/*.c))) OBJS_LIBCOM = $(addprefix $(OBJDIR)/,$(SRCS_LIBCOM:.c=.o)) OBJS_LIBDEBUG = $(addprefix $(OBJDIR)/,$(SRCS_LIBDEBUG:.c=.o)) OBJS_LIBDEC = $(addprefix $(OBJDIR)/,$(SRCS_LIBDEC:.c=.o)) OBJS_LIBENC = $(addprefix $(OBJDIR)/,$(SRCS_LIBENC:.c=.o)) OBJS_LIBREND = $(addprefix $(OBJDIR)/,$(SRCS_LIBREND:.c=.o)) +OBJS_LIBISAR = $(addprefix $(OBJDIR)/,$(SRCS_LIBISAR:.c=.o)) +OBJS_LC3PLUS = $(addprefix $(OBJDIR)/,$(SRCS_LC3PLUS:.c=.o)) OBJS_LIBUTIL = $(addprefix $(OBJDIR)/,$(SRCS_LIBUTIL:.c=.o)) OBJS_CLI_APIDEC = $(OBJDIR)/decoder.o OBJS_CLI_APIENC = $(OBJDIR)/encoder.o OBJS_CLI_APPREND = $(OBJDIR)/renderer.o +OBJS_CLI_APPPOSTREND = $(OBJDIR)/isar_post_rend.o DEPS = $(addprefix $(OBJDIR)/,$(SRCS_LIBCOM:.c=.P) $(SRCS_LIBDEBUG:.c=.P) $(SRCS_LIBDEC:.c=.P) \ - $(SRCS_LIBENC:.c=.P) $(SRCS_LIBUTIL:.c=.P) $(SRCS_LIBREND:.c=.P)) + $(SRCS_LIBENC:.c=.P) $(SRCS_LIBUTIL:.c=.P) $(SRCS_LIBREND:.c=.P) $(SRCS_LIBISAR:.c=.P) \ + $(SRCS_LC3PLUS:.c=.P)) ############################################################################### .PHONY: all clean -all: $(CLI_APIENC) $(CLI_APIDEC) $(CLI_APIREND) +all: $(CLI_APIENC) $(CLI_APIDEC) $(CLI_APIREND) $(CLI_APIPOSTREND) $(OBJDIR): $(QUIET)mkdir -p $(OBJDIR) @@ -150,37 +171,46 @@ $(OBJDIR): $(LIB_LIBCOM): $(OBJS_LIBCOM) $(QUIET_AR)$(AR) rcs $@ $^ -$(LIB_LIBDEC): $(OBJS_LIBDEC) $(OBJS_LIBREND) +$(LIB_LIBDEC): $(OBJS_LIBDEC) $(OBJS_LIBREND) $(OBJS_LIBISAR) $(QUIET_AR)$(AR) rcs $@ $^ $(LIB_LIBDEBUG): $(OBJS_LIBDEBUG) $(QUIET_AR)$(AR) rcs $@ $^ +$(LIB_LIBISAR): $(OBJS_LIBISAR) + $(QUIET_AR)$(AR) rcs $@ $^ + $(LIB_LIBENC): $(OBJS_LIBENC) $(QUIET_AR)$(AR) rcs $@ $^ -$(LIB_LIBREND): $(OBJS_LIBREND) +$(LIB_LIBREND): $(OBJS_LIBREND) $(OBJS_LIBISAR) + $(QUIET_AR)$(AR) rcs $@ $^ + +$(LIB_LC3PLUS): $(OBJS_LC3PLUS) $(QUIET_AR)$(AR) rcs $@ $^ $(LIB_LIBUTIL): $(OBJS_LIBUTIL) $(QUIET_AR)$(AR) rcs $@ $^ -$(CLI_APIENC): $(OBJS_CLI_APIENC) $(LIB_LIBENC) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) +$(CLI_APIENC): $(OBJS_CLI_APIENC) $(LIB_LIBENC) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) $(LIB_LC3PLUS) $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APIENC) -L. -livasenc -livascom -livasutil -livasdebug $(LDLIBS) -o $(CLI_APIENC) -$(CLI_APIDEC): $(OBJS_CLI_APIDEC) $(LIB_LIBDEC) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) - $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APIDEC) -L. -livasdec -livascom -livasutil -livasdebug $(LDLIBS) -o $(CLI_APIDEC) +$(CLI_APIDEC): $(OBJS_CLI_APIDEC) $(LIB_LIBDEC) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) $(LIB_LC3PLUS) $(LIB_LIBISAR) + $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APIDEC) -L. -livasdec -livascom -livasutil -livasdebug -llc3plus $(LDLIBS) -o $(CLI_APIDEC) + +$(CLI_APIREND): $(OBJS_CLI_APPREND) $(LIB_LIBREND) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) $(LIB_LIBDEC) $(LIB_LC3PLUS) $(LIB_LIBISAR) + $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APPREND) -L. -livasrend -lisar -livasdec -livasutil -livasdebug -livascom -llc3plus $(LDLIBS) -o $(CLI_APIREND) -$(CLI_APIREND): $(OBJS_CLI_APPREND) $(LIB_LIBREND) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) $(LIB_LIBDEC) - $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APPREND) -L. -livasrend -livasdec -livasutil -livasdebug -livascom $(LDLIBS) -o $(CLI_APIREND) +$(CLI_APIPOSTREND): $(OBJS_CLI_APPPOSTREND) $(LIB_LIBISAR) $(LIB_LIBCOM) $(LIB_LIBUTIL) $(LIB_LIBDEBUG) $(LIB_LC3PLUS) + $(QUIET_LINK)$(CC) $(LDFLAGS) $(OBJS_CLI_APPPOSTREND) -L. -lisar -livasutil -livasdebug -livascom -llc3plus $(LDLIBS) -o $(CLI_APIPOSTREND) -libs: $(LIB_LIBENC) $(LIB_LIBDEBUG) $(LIB_LIBCOM) $(LIB_LIBDEC) $(LIB_LIBREND) $(LIB_LIBUTIL) +libs: $(LIB_LIBENC) $(LIB_LIBDEBUG) $(LIB_LIBCOM) $(LIB_LIBDEC) $(LIB_LIBREND) $(LIB_LIBISAR) $(LIB_LC3PLUS) $(LIB_LIBUTIL) clean: $(QUIET)$(RM) $(OBJS_LIBENC) $(OBJS_LIBDEC) $(DEPS) $(QUIET)$(RM) $(DEPS:.P=.d) $(QUIET)test ! -d $(OBJDIR) || rm -rf $(OBJDIR) - $(QUIET)$(RM) $(CLI_APIENC) $(CLI_APIDEC) $(CLI_APIREND) $(LIB_LIBENC) $(LIB_LIBDEBUG) $(LIB_LIBCOM) $(LIB_LIBDEC) $(LIB_LIBUTIL) $(LIB_LIBREND) + $(QUIET)$(RM) $(CLI_APIENC) $(CLI_APIDEC) $(CLI_APIREND) $(CLI_APIPOSTREND) $(LIB_LIBENC) $(LIB_LIBDEBUG) $(LIB_LIBCOM) $(LIB_LIBDEC) $(LIB_LIBUTIL) $(LIB_LIBREND) $(LIB_LIBISAR) $(LIB_LC3PLUS) $(OBJDIR)/%.o : %.c | $(OBJDIR) $(QUIET_CC)$(CC) $(CFLAGS) -c -MD -o $@ $< diff --git a/Workspace_msvc/Workspace_msvc.sln b/Workspace_msvc/Workspace_msvc.sln index a0783ddbf435ddeb6f09907e51620302fac68237..ac2e76b52f0224eefb2fb6c56cbd2a41be66812c 100644 --- a/Workspace_msvc/Workspace_msvc.sln +++ b/Workspace_msvc/Workspace_msvc.sln @@ -20,11 +20,17 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "encoder", "encoder.vcxproj" EndProject Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "renderer", "renderer.vcxproj", "{12B4C8A5-1E06-4E30-B443-D1F916F52B47}" EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "lib_lc3plus", "lib_lc3plus.vcxproj", "{95030B82-70CD-4C6B-84D4-61096035BEA2}" +EndProject Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{51160D4C-55C9-4C16-A792-D94507225746}" ProjectSection(SolutionItems) = preProject ..\.clang-format = ..\.clang-format EndProjectSection EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "lib_isar", "lib_isar.vcxproj", "{869A305E-D99E-4C3A-BDB3-AA57ABCCE619}" +EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "isar_post_rend", "isar_post_rend.vcxproj", "{12374ADC-0E5C-4FDD-B903-71D572413831}" +EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Win32 = Debug|Win32 @@ -93,6 +99,18 @@ Global {95030B82-70CD-4C6B-84D4-61096035BEA2}.Release|Win32.ActiveCfg = Release|Win32 {95030B82-70CD-4C6B-84D4-61096035BEA2}.Release|Win32.Build.0 = Release|Win32 {95030B82-70CD-4C6B-84D4-61096035BEA2}.Release|x64.ActiveCfg = Release|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Debug|Win32.ActiveCfg = Debug|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Debug|Win32.Build.0 = Debug|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Debug|x64.ActiveCfg = Debug|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Release|Win32.ActiveCfg = Release|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Release|Win32.Build.0 = Release|Win32 + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619}.Release|x64.ActiveCfg = Release|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Debug|Win32.ActiveCfg = Debug|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Debug|Win32.Build.0 = Debug|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Debug|x64.ActiveCfg = Debug|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Release|Win32.ActiveCfg = Release|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Release|Win32.Build.0 = Release|Win32 + {12374ADC-0E5C-4FDD-B903-71D572413831}.Release|x64.ActiveCfg = Release|Win32 EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE diff --git a/Workspace_msvc/decoder.vcxproj b/Workspace_msvc/decoder.vcxproj index e59992847c71b085235a5232aad1afa7d710d17f..648f01e825991e67574540307da58a2884ee2e5c 100644 --- a/Workspace_msvc/decoder.vcxproj +++ b/Workspace_msvc/decoder.vcxproj @@ -68,7 +68,7 @@ Disabled - ..\lib_dec;..\lib_com;..\lib_util;..\lib_debug;%(AdditionalIncludeDirectories) + ..\lib_dec;..\lib_com;..\lib_util;..\lib_debug;..\lib_isar;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;WIN32;$(Macros);%(PreprocessorDefinitions) EnableFastChecks @@ -112,7 +112,7 @@ Neither false false - ..\lib_dec;..\lib_com;..\lib_util;..\lib_debug;%(AdditionalIncludeDirectories) + ..\lib_dec;..\lib_com;..\lib_util;..\lib_debug;..\lib_isar;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);%(PreprocessorDefinitions) true @@ -155,6 +155,9 @@ {e822ddaf-0f5f-4cd0-a694-38ae69de74d3} false + + {869a305e-d99e-4c3a-bdb3-aa57abcce619} + {2fa8f384-0775-f3b7-f8c3-85209222fc70} false diff --git a/Workspace_msvc/isar_post_rend.vcxproj b/Workspace_msvc/isar_post_rend.vcxproj new file mode 100644 index 0000000000000000000000000000000000000000..170ff20545a4ac5c7d610daac49ba963ad4d88b4 --- /dev/null +++ b/Workspace_msvc/isar_post_rend.vcxproj @@ -0,0 +1,177 @@ + + + + + Debug + Win32 + + + Release + Win32 + + + + isar_post_rend + {12374ADC-0E5C-4FDD-B903-71D572413831} + isar_post_rend + 10.0.17763.0 + + + + Application + v141 + false + MultiByte + + + Application + v141 + false + MultiByte + + + + + + + + + + + + + + + <_ProjectFileVersion>15.0.27428.2015 + + + ..\ + .\Debug_$(ProjectName)\ + false + false + ISAR_post_rend + + + ..\ + .\Release_$(ProjectName)\ + false + false + ISAR_post_rend + + + + $(IntDir)$(ProjectName).tlb + + + + Disabled + ..\lib_com;..\lib_debug;..\lib_util;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) + _CRT_SECURE_NO_WARNINGS;WIN32;$(Macros);%(PreprocessorDefinitions) + + EnableFastChecks + MultiThreadedDebug + false + + + $(IntDir)$(ProjectName).pdb + Level4 + true + OldStyle + Default + %(DisableSpecificWarnings) + false + + + _DEBUG;%(PreprocessorDefinitions) + 0x0c0c + + + + $(OutDir)$(TargetName).exe + true + + true + $(IntDir)$(ProjectName).pdb + Console + false + + MachineX86 + + + + + $(IntDir)$(ProjectName).tlb + + + + MaxSpeed + AnySuitable + false + Neither + false + false + ..\lib_com;..\lib_debug;..\lib_util;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) + _CRT_SECURE_NO_WARNINGS;$(Macros);%(PreprocessorDefinitions) + true + + Default + MultiThreaded + true + Precise + false + + + $(IntDir)$(ProjectName).pdb + Level4 + true + + Default + %(DisableSpecificWarnings) + false + + + NDEBUG;%(PreprocessorDefinitions) + 0x0c0c + + + $(OutDir)$(TargetName).exe + true + + false + $(IntDir)$(ProjectName).pdb + Console + false + + MachineX86 + libcmtd.lib + + + + + + + + {54509728-928B-44D9-A118-A6F92F08B34F} + false + + + {869a305e-d99e-4c3a-bdb3-aa57abcce619} + + + {2FA8F384-0775-F3B7-F8C3-85209222FC70} + false + + + {39ec200d-7795-4ff8-b214-b24eda5526ae} + false + + + + + + + + + + + \ No newline at end of file diff --git a/Workspace_msvc/lib_com.vcxproj b/Workspace_msvc/lib_com.vcxproj index 0c5d4dcca148e611dcc785870de328d75de0f883..9eb1af512e5af4a474e88a0acc1b45ceaa8cf22f 100644 --- a/Workspace_msvc/lib_com.vcxproj +++ b/Workspace_msvc/lib_com.vcxproj @@ -59,7 +59,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) EnableFastChecks @@ -94,7 +94,7 @@ Neither false false - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_rend;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);%(PreprocessorDefinitions) true @@ -219,6 +219,8 @@ + + diff --git a/Workspace_msvc/lib_dec.vcxproj b/Workspace_msvc/lib_dec.vcxproj index 0266955ab03aaa249114eb68e33e92abcd3a028f..59758d289656a5485c8e286232ad91dd68731289 100644 --- a/Workspace_msvc/lib_dec.vcxproj +++ b/Workspace_msvc/lib_dec.vcxproj @@ -68,7 +68,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_rend;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) EnableFastChecks @@ -108,7 +108,7 @@ Neither false false - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_rend;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) true diff --git a/Workspace_msvc/lib_enc.vcxproj b/Workspace_msvc/lib_enc.vcxproj index e2db02d61cba7d8946f927a8e97cbe8797bef5b8..c5ddc83be90e01b89265b99ada165eaa93878d71 100644 --- a/Workspace_msvc/lib_enc.vcxproj +++ b/Workspace_msvc/lib_enc.vcxproj @@ -68,7 +68,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) EnableFastChecks @@ -111,7 +111,7 @@ Neither false false - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);%(PreprocessorDefinitions) true diff --git a/Workspace_msvc/lib_isar.vcxproj b/Workspace_msvc/lib_isar.vcxproj new file mode 100644 index 0000000000000000000000000000000000000000..fceeb731ced2445a5434805d422d30654718782a --- /dev/null +++ b/Workspace_msvc/lib_isar.vcxproj @@ -0,0 +1,200 @@ + + + + + Debug + Win32 + + + Release + Win32 + + + + lib_isar + {869A305E-D99E-4C3A-BDB3-AA57ABCCE619} + evs_dec + 10.0.17763.0 + + + StaticLibrary + v141 + false + MultiByte + + + + StaticLibrary + v141 + false + MultiByte + + + + + + + + + + + + + + + <_ProjectFileVersion>15.0.27428.2015 + + + .\Debug_$(ProjectName)\ + .\Debug_$(ProjectName)\ + false + false + libivasrend + + + .\Release_$(ProjectName)\ + .\Release_$(ProjectName)\ + false + false + libivasrend + + + + + + + .\Debug\$(ProjectName).tlb + + + + Disabled + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) + _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) + + EnableFastChecks + MultiThreadedDebug + false + + + $(IntDir)$(ProjectName).pdb + Level4 + true + OldStyle + Default + %(DisableSpecificWarnings) + false + + + _DEBUG;%(PreprocessorDefinitions) + 0x0c0c + + + WS2_32.lib; %(AdditionalDependencies) + $(OutDir)$(TargetName).lib + true + + + + + + + + $(IntDir)$(ProjectName).tlb + + + + MaxSpeed + AnySuitable + false + Neither + false + false + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) + _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) + true + + Default + MultiThreaded + true + false + + + $(IntDir)$(ProjectName).pdb + Level4 + true + + Default + %(DisableSpecificWarnings) + false + + + NDEBUG;%(PreprocessorDefinitions) + 0x0c0c + + + WS2_32.lib; %(AdditionalDependencies) + $(OutDir)$(TargetName).lib + true + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + {39ec200d-7795-4ff8-b214-b24eda5526ae} + false + + + {54509728-928b-44d9-a118-a6f92f08b34f} + false + + + {95030B82-70CD-4C6B-84D4-61096035BEA2} + false + + + + + + + + + + + diff --git a/Workspace_msvc/lib_lc3plus.vcxproj b/Workspace_msvc/lib_lc3plus.vcxproj new file mode 100644 index 0000000000000000000000000000000000000000..eb2a91d36d82a5c4e5b6e59875c7ace8ea8d03db --- /dev/null +++ b/Workspace_msvc/lib_lc3plus.vcxproj @@ -0,0 +1,183 @@ + + + + + Debug + Win32 + + + Debug + x64 + + + Release + Win32 + + + Release + x64 + + + + {95030B82-70CD-4C6B-84D4-61096035BEA2} + Win32Proj + LC3_FL + 10.0.17763.0 + + + + StaticLibrary + true + v141 + Unicode + + + StaticLibrary + false + v141 + true + Unicode + + + + + + + + + + + + + + + liblc3plus + .\Debug_$(ProjectName)\ + .\Debug_$(ProjectName)\ + + + LC3plus + $(Platform)\$(Configuration)\ + $(Platform)\$(Configuration)\Obj\ + + + + + + Level3 + ..\lib_com;..\lib_debug;%(AdditionalIncludeDirectories) + Disabled + MultiThreadedDebug + WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions) + 4305;4244;4996 + OldStyle + false + + + Console + true + + + + + Level3 + + + ..\lib_com;..\lib_debug;%(AdditionalIncludeDirectories) + MaxSpeed + MultiThreaded + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions) + 4244;4305;4996 + + + Console + true + true + true + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/Workspace_msvc/lib_rend.vcxproj b/Workspace_msvc/lib_rend.vcxproj index ee40123a861f97fced652d22109eb10b3238a185..3e90febe0af0b948205db451ec9982faa9b2f760 100644 --- a/Workspace_msvc/lib_rend.vcxproj +++ b/Workspace_msvc/lib_rend.vcxproj @@ -68,7 +68,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) EnableFastChecks @@ -108,7 +108,7 @@ Neither false false - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);WIN32;%(PreprocessorDefinitions) true @@ -147,7 +147,6 @@ - @@ -195,6 +194,10 @@ {54509728-928b-44d9-a118-a6f92f08b34f} false + + {95030B82-70CD-4C6B-84D4-61096035BEA2} + false + diff --git a/Workspace_msvc/lib_util.vcxproj b/Workspace_msvc/lib_util.vcxproj index 6696ee00a8f723137553a0491a1e7842a7bfa965..190ed5026cf32b6bc5d078b60d9c7e9bd20eacbd 100644 --- a/Workspace_msvc/lib_util.vcxproj +++ b/Workspace_msvc/lib_util.vcxproj @@ -55,7 +55,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_util;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_rend;..\lib_util;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);ZLIB_WINAPI;%(PreprocessorDefinitions) false @@ -78,7 +78,7 @@ AnySuitable false false - ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_rend;..\lib_util;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_dec;..\lib_enc;..\lib_isar;..\lib_rend;..\lib_util;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);ZLIB_WINAPI;%(PreprocessorDefinitions) true @@ -119,6 +119,9 @@ + + + @@ -142,8 +145,11 @@ + + + diff --git a/Workspace_msvc/renderer.vcxproj b/Workspace_msvc/renderer.vcxproj index c62874ec0afbfb789e4d8814ab3938b3e33f3410..324c7137373149d204f2c5395efe6111b56554e0 100644 --- a/Workspace_msvc/renderer.vcxproj +++ b/Workspace_msvc/renderer.vcxproj @@ -65,7 +65,7 @@ Disabled - ..\lib_com;..\lib_debug;..\lib_util;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_util;..\lib_isar;..\lib_rend;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;WIN32;$(Macros);%(PreprocessorDefinitions) EnableFastChecks @@ -109,7 +109,7 @@ Neither false false - ..\lib_com;..\lib_debug;..\lib_util;..\lib_rend;.%(AdditionalIncludeDirectories) + ..\lib_com;..\lib_debug;..\lib_util;..\lib_isar;..\lib_rend;..\lib_lc3plus;%(AdditionalIncludeDirectories) _CRT_SECURE_NO_WARNINGS;$(Macros);%(PreprocessorDefinitions) true @@ -156,6 +156,9 @@ {E822DDAF-0F5F-4CD0-A694-38AE69DE74D3} false + + {869a305e-d99e-4c3a-bdb3-aa57abcce619} + {2FA8F384-0775-F3B7-F8C3-85209222FC70} false diff --git a/apps/decoder.c b/apps/decoder.c index 08d4f7a5317f8a9d27dda9308c3e12c3344891de..9f92caa1d72b578da145c9e4e2c58e3cd245e7b0 100644 --- a/apps/decoder.c +++ b/apps/decoder.c @@ -43,6 +43,9 @@ #include "masa_file_writer.h" #include "render_config_reader.h" #include "rotation_file_reader.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "split_render_file_read_write.h" +#endif #ifdef VARIABLE_SPEED_DECODING #include "tsm_scale_file_reader.h" #include @@ -121,6 +124,9 @@ typedef struct float non_diegetic_pan_gain; bool renderConfigEnabled; char *renderConfigFilename; +#ifdef SPLIT_REND_WITH_HEAD_ROT + char *outputMdFilename; +#endif IVAS_DEC_COMPLEXITY_LEVEL complexityLevel; bool tsmEnabled; IVAS_RENDER_FRAMESIZE renderFramesize; @@ -148,7 +154,11 @@ typedef struct static bool parseCmdlIVAS_dec( int16_t argc, char **argv, DecArguments *arg ); static void usage_dec( void ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error decodeG192( DecArguments arg, BS_READER_HANDLE hBsReader, RotFileReader *headRotReader, RotFileReader *externalOrientationFileReader, RotFileReader *refRotReader, Vector3PairFileReader *referenceVectorReader, ISAR_SPLIT_REND_BITS_DATA *splitRendBits, IVAS_DEC_HANDLE hIvasDec, int16_t *pcmBuf ); +#else static ivas_error decodeG192( DecArguments arg, BS_READER_HANDLE hBsReader, RotFileReader *headRotReader, RotFileReader *externalOrientationFileReader, RotFileReader *refRotReader, Vector3PairFileReader *referenceVectorReader, IVAS_DEC_HANDLE hIvasDec, int16_t *pcmBuf ); +#endif static ivas_error decodeVoIP( DecArguments arg, BS_READER_HANDLE hBsReader, RotFileReader *headRotReader, RotFileReader *externalOrientationFileReader, RotFileReader *refRotReader, Vector3PairFileReader *referenceVectorReader, IVAS_DEC_HANDLE hIvasDec ); #ifdef DEBUGGING @@ -170,6 +180,10 @@ int main( bool mainFailed = true; /* Assume main failed until cleanup is reached without errors */ DecArguments arg; ivas_error error = IVAS_ERR_UNKNOWN; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_BITS_DATA splitRendBits; + uint8_t splitRendBitsBuf[ISAR_MAX_SPLIT_REND_BITS_BUFFER_SIZE_IN_BYTES]; +#endif /* Any handles that require cleanup must be declared here and initialized to NULL */ IVAS_DEC_HANDLE hIvasDec = NULL; @@ -199,6 +213,10 @@ int main( reset_mem( USE_BYTES ); #endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + splitRendBits.bits_buf = splitRendBitsBuf; +#endif + /*------------------------------------------------------------------------------------------* * Parse command-line arguments *------------------------------------------------------------------------------------------*/ @@ -245,6 +263,18 @@ int main( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) + { + fprintf( stdout, "Output metadata file: %s\n", arg.outputWavFilename ); + } + else if ( arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + fprintf( stdout, "Output synthesis file: %s\n", arg.outputWavFilename ); + fprintf( stdout, "Output metadata file: %s\n", arg.outputMdFilename ); + } + else +#endif { fprintf( stdout, "Output synthesis file: %s\n", arg.outputWavFilename ); } @@ -278,7 +308,11 @@ int main( if ( arg.enableHeadRotation ) { /* sanity check */ - if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { fprintf( stderr, "\nError: Head-rotation file file cannot be used in this output configuration.\n\n" ); goto cleanup; @@ -378,7 +412,12 @@ int main( if ( arg.renderConfigEnabled ) { /* sanity check */ - if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM && + arg.Opt_non_diegetic_pan == 0 +#endif + ) { fprintf( stderr, "\nError: Renderer configuration file cannot be used in this output configuration.\n\n" ); goto cleanup; @@ -414,10 +453,29 @@ int main( fprintf( stderr, "\nChanged render framesize, only 20ms are allowed for decoding to EXT!\n" ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT /*------------------------------------------------------------------------------------------* * Configure Split rendering *------------------------------------------------------------------------------------------*/ + asked_frame_size = arg.renderFramesize; + if ( arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( ( error = IVAS_DEC_EnableSplitRendering( hIvasDec ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nConfigure failed: %s\n\n", IVAS_DEC_GetErrorMessage( error ) ); + goto cleanup; + } + + if ( ( error = IVAS_DEC_GetRenderFramesize( hIvasDec, &arg.renderFramesize ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nConfigure failed: %s\n\n", IVAS_DEC_GetErrorMessage( error ) ); + goto cleanup; + } + + arg.enableHeadRotation = true; + } +#endif /*------------------------------------------------------------------------------------------* * Configure VoIP mode @@ -546,11 +604,21 @@ int main( IVAS_RENDER_CONFIG_DATA renderConfig; /* sanity check */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB && + arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM && + arg.Opt_non_diegetic_pan == 0 ) + { + fprintf( stderr, "\nExternal Renderer Config is supported only when binaural output configurations is used as output OR when Split rendering mode is enabled. Exiting. \n" ); + goto cleanup; + } +#else if ( arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && arg.outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) { fprintf( stderr, "\nExternal Renderer Config is supported only for binaural output configurations. Exiting. \n\n" ); goto cleanup; } +#endif if ( ( error = IVAS_DEC_GetRenderConfig( hIvasDec, &renderConfig ) ) != IVAS_ERR_OK ) { @@ -558,7 +626,6 @@ int main( goto cleanup; } - if ( RenderConfigReader_read( renderConfigReader, arg.renderConfigFilename, &renderConfig ) != IVAS_ERR_OK ) { fprintf( stderr, "Failed to read renderer configuration from file %s\n\n", arg.renderConfigFilename ); @@ -570,6 +637,32 @@ int main( fprintf( stderr, "Failed to get directivity patterns for one or more of IDs: %d %d %d %d\n\n", arg.directivityPatternId[0], arg.directivityPatternId[1], arg.directivityPatternId[2], arg.directivityPatternId[3] ); goto cleanup; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || + arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) + { + if ( asked_frame_size != IVAS_RENDER_FRAMESIZE_20MS && + ( renderConfig.split_rend_config.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE || + renderConfig.split_rend_config.dof == 0 ) ) + { + arg.renderFramesize = asked_frame_size; + } + else + { + arg.renderFramesize = IVAS_RENDER_FRAMESIZE_20MS; + } + + if ( ( error = IVAS_DEC_SetRenderFramesize( hIvasDec, arg.renderFramesize ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( arg.renderFramesize != asked_frame_size ) + { + fprintf( stderr, "\nChanged render framesize, only 20ms are allowed for non-0dof split rendering!\n" ); + } + } +#endif if ( arg.outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) { @@ -588,6 +681,13 @@ int main( } renderConfig.roomAcoustics.override = true; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* ISAR frame size is set from command line, not renderer config file. + * This will be ignored if output format is not split rendering. */ + renderConfig.split_rend_config.isar_frame_size_ms = (int16_t) arg.renderFramesize /* given in number of 5ms subframes */ * 5; +#endif +#endif if ( ( error = IVAS_DEC_FeedRenderConfig( hIvasDec, renderConfig ) ) != IVAS_ERR_OK ) { @@ -701,7 +801,11 @@ int main( } else { +#ifdef SPLIT_REND_WITH_HEAD_ROT + error = decodeG192( arg, hBsReader, headRotReader, externalOrientationFileReader, refRotReader, referenceVectorReader, &splitRendBits, hIvasDec, pcmBuf ); +#else error = decodeG192( arg, hBsReader, headRotReader, externalOrientationFileReader, refRotReader, referenceVectorReader, hIvasDec, pcmBuf ); +#endif } if ( error == IVAS_ERR_OK || error == IVAS_ERR_END_OF_FILE ) @@ -854,6 +958,16 @@ static IVAS_AUDIO_CONFIG cmdline2config( { output_config = IVAS_AUDIO_CONFIG_BINAURAL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( strcmp( argv_to_upper, "BINAURAL_SPLIT_CODED" ) == 0 ) + { + output_config = IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED; + } + else if ( strcmp( argv_to_upper, "BINAURAL_SPLIT_PCM" ) == 0 ) + { + output_config = IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM; + } +#endif else if ( strcmp( argv_to_upper, "BINAURAL_ROOM_IR" ) == 0 ) { output_config = IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR; @@ -929,6 +1043,9 @@ static bool parseCmdlIVAS_dec( arg->renderConfigFilename = NULL; arg->Opt_dpid_on = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + arg->outputMdFilename = NULL; +#endif arg->inputFormat = IVAS_DEC_INPUT_FORMAT_G192; arg->Opt_non_diegetic_pan = 0; @@ -1252,6 +1369,19 @@ static bool parseCmdlIVAS_dec( } i += 2; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( strcmp( argv_to_upper, "-OM" ) == 0 ) + { + arg->outputMdFilename = argv[i + 1]; + if ( arg->outputMdFilename[0] == '\0' ) + { + fprintf( stderr, "Error: output metadata file path not specified\n\n" ); + usage_dec(); + return false; + } + i += 2; + } +#endif else if ( strcmp( argv_to_upper, "-NON_DIEGETIC_PAN" ) == 0 ) { i++; @@ -1393,6 +1523,14 @@ static bool parseCmdlIVAS_dec( usage_dec(); return false; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( arg->outputMdFilename != NULL && arg->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + fprintf( stderr, "Error: Output split rendering metadata file is supported for BINAURAL_SPLIT_PCM output config. only\n\n" ); + usage_dec(); + return false; + } +#endif } else { @@ -1469,8 +1607,13 @@ static void usage_dec( void ) fprintf( stdout, "Mandatory parameters:\n" ); fprintf( stdout, "---------------------\n" ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + fprintf( stdout, "OutputConf : Output configuration: MONO, STEREO, 5_1, 7_1, 5_1_2, 5_1_4, 7_1_4, FOA,\n" ); + fprintf( stdout, " HOA2, HOA3, BINAURAL, BINAURAL_ROOM_IR, BINAURAL_ROOM_REVERB, BINAURAL_SPLIT_CODED, BINAURAL_SPLIT_PCM, EXT\n" ); +#else fprintf( stdout, "OutputConf : Output configuration: MONO, STEREO, 5_1, 7_1, 5_1_2, 5_1_4, 7_1_4, FOA,\n" ); fprintf( stdout, " HOA2, HOA3, BINAURAL, BINAURAL_ROOM_IR, BINAURAL_ROOM_REVERB, EXT\n" ); +#endif fprintf( stdout, " By default, channel order and loudspeaker positions are equal to the\n" ); fprintf( stdout, " encoder. For loudspeaker outputs, OutputConf can be a custom loudspeaker\n" ); fprintf( stdout, " layout file. See readme.txt for details.\n" ); @@ -1516,6 +1659,9 @@ static void usage_dec( void ) fprintf( stdout, "-rvf File : Reference vector specified by external trajectory File\n" ); fprintf( stdout, " works only in combination with '-otr ref_vec' and 'ref_vec_lev' modes\n" ); fprintf( stdout, "-render_config File : Renderer configuration File\n" ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + fprintf( stdout, "-om File : Metadata output File for BINAURAL_SPLIT_PCM OutputConf (only for Fs = 48 kHz)\n" ); +#endif fprintf( stdout, "-non_diegetic_pan P : panning mono non-diegetic sound to stereo with paning P, -90<= P <=90,\n" ); fprintf( stdout, " left or l or 90->left, right or r or -90->right, center or c or 0->middle\n" ); #ifdef DEBUGGING @@ -1570,10 +1716,15 @@ static int16_t app_own_random( int16_t *seed ) *---------------------------------------------------------------------*/ static ivas_error initOnFirstGoodFrame( - IVAS_DEC_HANDLE hIvasDec, /* i/o: */ - const DecArguments arg, /* i : */ - const int16_t numInitialBadFrames, /* i : */ - const uint16_t numOutSamples, /* i : */ + IVAS_DEC_HANDLE hIvasDec, /* i/o: */ + const DecArguments arg, /* i : */ + const int16_t numInitialBadFrames, /* i : */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t *numOutSamples, /* i/o: */ + int16_t *vec_pos_len, /* i/o: */ +#else + const uint16_t numOutSamples, /* i : */ +#endif int16_t *pFullDelayNumSamples, /* o : */ int16_t *pRemainingDelayNumSamples, /* o : */ int32_t *delayTimeScale, /* o : */ @@ -1582,7 +1733,12 @@ static ivas_error initOnFirstGoodFrame( MasaFileWriter **ppMasaWriter, /* o : */ IsmFileWriter *ismWriters[IVAS_MAX_NUM_OBJECTS], /* o : */ int16_t *pNumOutChannels, /* o : */ - uint16_t *pNumObj /* o : */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + uint16_t *pNumObj, /* o : */ + SplitFileReadWrite **splitRendWriter +#else + uint16_t *pNumObj /* o : */ +#endif ) { ivas_error error = IVAS_ERR_UNKNOWN; @@ -1594,6 +1750,12 @@ static ivas_error initOnFirstGoodFrame( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( IVAS_DEC_is_split_rendering_enabled( hIvasDec ) ) + { + pFullDelayNumSamples[0] = 0; + } +#endif if ( !arg.delayCompensationEnabled ) { @@ -1615,32 +1777,166 @@ static ivas_error initOnFirstGoodFrame( return error; } - /* Open audio writer and write all previously skipped bad frames now that frame size is known */ - if ( ( error = AudioFileWriter_open( ppAfWriter, arg.outputWavFilename, arg.output_Fs, *pNumOutChannels ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( IVAS_DEC_is_split_rendering_enabled( hIvasDec ) ) { - fprintf( stderr, "\nUnable to open output file %s\n", arg.outputWavFilename ); - return error; + /* Open split rendering metadata writer */ + int16_t delayNumSamples_temp[3]; + int32_t delayTimeScale_temp; + ISAR_SPLIT_REND_CODEC splitRendCodec; + int16_t splitRendCodecFrameSizeMs; + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t splitRendIsarFrameSizeMs; + int16_t lc3plusHighRes; +#endif + + if ( ( error = IVAS_DEC_GetDelay( hIvasDec, delayNumSamples_temp, &delayTimeScale_temp ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to get delay of decoder: %s\n", ivas_error_to_string( error ) ); + return error; + } + + if ( ( error = IVAS_DEC_GetSplitRendBitstreamHeader( hIvasDec, + &splitRendCodec, + &poseCorrection, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + &splitRendIsarFrameSizeMs, +#endif + &splitRendCodecFrameSizeMs +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + &lc3plusHighRes +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to get split renderer bitstream header: %s\n", ivas_error_to_string( error ) ); + return error; + } + + if ( IVAS_DEC_is_split_rendering_coded_out( hIvasDec ) ) + { + if ( ( error = split_rend_writer_open( splitRendWriter, + arg.outputWavFilename, + delayNumSamples_temp[0], + delayTimeScale_temp, + splitRendCodec, + poseCorrection, + splitRendCodecFrameSizeMs +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + splitRendIsarFrameSizeMs, + arg.output_Fs, + lc3plusHighRes +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to open output split rendering metadata file %s\n", arg.outputWavFilename ); + return error; + } + } + else + { + if ( arg.outputMdFilename == NULL ) + { + fprintf( stderr, "\nOutput split rendering metadata file not specified\n" ); + return IVAS_ERR_INVALID_SPLIT_REND_CONFIG; + } + + if ( ( error = split_rend_writer_open( splitRendWriter, + arg.outputMdFilename, + delayNumSamples_temp[0], + delayTimeScale_temp, + splitRendCodec, + poseCorrection, + splitRendCodecFrameSizeMs +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + splitRendIsarFrameSizeMs, + arg.output_Fs, + lc3plusHighRes +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to open output split rendering metadata file %s\n", arg.outputWavFilename ); + return error; + } + } } + if ( IVAS_DEC_is_split_rendering_coded_out( hIvasDec ) == 0 ) + { +#endif + /* Open audio writer and write all previously skipped bad frames now that frame size is known */ + if ( ( error = AudioFileWriter_open( ppAfWriter, arg.outputWavFilename, arg.output_Fs, *pNumOutChannels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to open output file %s\n", arg.outputWavFilename ); + return error; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif + int16_t *zeroBuf = malloc( pcmFrameSize * sizeof( int16_t ) ); memset( zeroBuf, 0, pcmFrameSize * sizeof( int16_t ) ); for ( int16_t i = 0; i < numInitialBadFrames; ++i ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( *splitRendWriter != NULL ) + { + ISAR_SPLIT_REND_BITS_DATA splitRendBitsZero; + splitRendBitsZero.bits_buf = NULL; + splitRendBitsZero.bits_read = 0; + splitRendBitsZero.bits_written = 0; + splitRendBitsZero.buf_len = 0; + splitRendBitsZero.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + splitRendBitsZero.pose_correction = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + splitRendBitsZero.codec_frame_size_ms = 0; + splitRendBitsZero.isar_frame_size_ms = 20; +#else + splitRendBitsZero.codec_frame_size_ms = 20; +#endif - if ( *pRemainingDelayNumSamples < numOutSamples ) - { - if ( ( error = AudioFileWriter_write( *ppAfWriter, zeroBuf, numOutSamples * *pNumOutChannels - ( *pRemainingDelayNumSamples * *pNumOutChannels ) ) ) != IVAS_ERR_OK ) + if ( split_rend_write_bitstream_to_file( *splitRendWriter, splitRendBitsZero.bits_buf, &splitRendBitsZero.bits_read, &splitRendBitsZero.bits_written ) != IVAS_ERR_OK ) { - fprintf( stderr, "\nOutput audio file writer error\n" ); + fprintf( stderr, "\nUnable to write to bitstream file!\n" ); return error; } - *pRemainingDelayNumSamples = 0; } else { +#endif + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( *pRemainingDelayNumSamples < *numOutSamples ) +#else + if ( *pRemainingDelayNumSamples < numOutSamples ) +#endif + { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = AudioFileWriter_write( *ppAfWriter, zeroBuf, *numOutSamples * *pNumOutChannels - ( *pRemainingDelayNumSamples * *pNumOutChannels ) ) ) != IVAS_ERR_OK ) +#else + if ( ( error = AudioFileWriter_write( *ppAfWriter, zeroBuf, numOutSamples * *pNumOutChannels - ( *pRemainingDelayNumSamples * *pNumOutChannels ) ) ) != IVAS_ERR_OK ) +#endif + { + fprintf( stderr, "\nOutput audio file writer error\n" ); + return error; + } + *pRemainingDelayNumSamples = 0; + } + else + { +#ifdef SPLIT_REND_WITH_HEAD_ROT + *pRemainingDelayNumSamples -= *numOutSamples; +#else *pRemainingDelayNumSamples -= numOutSamples; +#endif + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif } free( zeroBuf ); @@ -1707,6 +2003,7 @@ static ivas_error initOnFirstGoodFrame( { /* Duplicate good first frame metadata to fill the beginning of stream. */ IVAS_MASA_DECODER_EXT_OUT_META_HANDLE hMasaExtOutMeta = NULL; + if ( ( error = IVAS_DEC_GetMasaMetadata( hIvasDec, &hMasaExtOutMeta, 0 ) ) != IVAS_ERR_OK ) { fprintf( stderr, "\nError in IVAS_DEC_GetMasaMetadata: %s\n", IVAS_DEC_GetErrorMessage( error ) ); @@ -1725,6 +2022,27 @@ static ivas_error initOnFirstGoodFrame( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( *splitRendWriter != NULL ) + { + if ( numOutSamples == NULL || vec_pos_len == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + /* real setting of the 5ms mode for split rendering is only known after the decoded first good frame, reset the variables needed in the main decoding loop accordingly here*/ + if ( ( error = IVAS_DEC_GetRenderFramesizeSamples( hIvasDec, numOutSamples ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError getting render frame size in samples\n" ); + return error; + } + if ( ( error = IVAS_DEC_GetReferencesUpdateFrequency( hIvasDec, vec_pos_len ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError getting render frame size in samples\n" ); + return error; + } + } +#endif return IVAS_ERR_OK; } @@ -1743,6 +2061,9 @@ static ivas_error decodeG192( RotFileReader *externalOrientationFileReader, RotFileReader *refRotReader, Vector3PairFileReader *referenceVectorReader, +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_BITS_DATA *splitRendBits, +#endif IVAS_DEC_HANDLE hIvasDec, int16_t *pcmBuf ) @@ -1778,6 +2099,9 @@ static ivas_error decodeG192( IsmFileWriter *ismWriters[IVAS_MAX_NUM_OBJECTS]; IVAS_VECTOR3 Pos[IVAS_MAX_PARAM_SPATIAL_SUBFRAMES] = { { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 } }; int16_t vec_pos_update, vec_pos_len; +#ifdef SPLIT_REND_WITH_HEAD_ROT + SplitFileReadWrite *splitRendWriter = NULL; +#endif for ( i = 0; i < IVAS_MAX_NUM_OBJECTS; ++i ) { @@ -1912,18 +2236,42 @@ static ivas_error decodeG192( { IVAS_QUATERNION Quaternions[IVAS_MAX_PARAM_SPATIAL_SUBFRAMES]; - for ( i = 0; i < num_subframes; i++ ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( headRotReader == NULL ) { - if ( ( error = HeadRotationFileReading( headRotReader, &Quaternions[i], &Pos[i] ) ) != IVAS_ERR_OK ) + for ( i = 0; i < num_subframes; i++ ) { - fprintf( stderr, "\nError %s while reading head orientation from %s\n", IVAS_DEC_GetErrorMessage( error ), RotationFileReader_getFilePath( headRotReader ) ); - goto cleanup; + Quaternions[i].w = -3.0f; + Quaternions[i].x = 0.0f; + Quaternions[i].y = 0.0f; + Quaternions[i].z = 0.0f; + Pos[i].x = 0.0f; + Pos[i].y = 0.0f; + Pos[i].z = 0.0f; } } + else + { +#endif + for ( i = 0; i < num_subframes; i++ ) + { + if ( ( error = HeadRotationFileReading( headRotReader, &Quaternions[i], &Pos[i] ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError %s while reading head orientation from %s\n", IVAS_DEC_GetErrorMessage( error ), RotationFileReader_getFilePath( headRotReader ) ); + goto cleanup; + } + } +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif for ( i = 0; i < num_subframes; i++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternions[i], Pos[i], i, DEFAULT_AXIS ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternions[i], Pos[i], i ) ) != IVAS_ERR_OK ) +#endif { fprintf( stderr, "\nIVAS_DEC_FeedHeadTrackData failed: %s\n", IVAS_DEC_GetErrorMessage( error ) ); goto cleanup; @@ -2017,14 +2365,35 @@ static ivas_error decodeG192( } } - if ( ( error = IVAS_DEC_GetSamples( hIvasDec, nSamplesToRender, ( pcmBuf + nOutChannels * nSamplesRendered ), &nSamplesRendered_loop, &needNewFrame ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( IVAS_DEC_is_split_rendering_enabled( hIvasDec ) ) + { + if ( ( error = IVAS_DEC_GetSplitBinauralBitstream( hIvasDec, (void *) ( pcmBuf + nOutChannels * nSamplesRendered ), splitRendBits, &nSamplesRendered_loop, &needNewFrame ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError in IVAS_DEC_GetSplitBinauralBitstream: %s\n", IVAS_DEC_GetErrorMessage( error ) ); + goto cleanup; + } + nSamplesRendered += nSamplesRendered_loop; + nSamplesToRender -= nSamplesRendered_loop; + } + else { - fprintf( stderr, "\nError in IVAS_DEC_GetSamples: %s\n", IVAS_DEC_GetErrorMessage( error ) ); - goto cleanup; +#endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_GetSamples( hIvasDec, nSamplesToRender, IVAS_DEC_PCM_INT16, (void *) ( pcmBuf + nOutChannels * nSamplesRendered ), &nSamplesRendered_loop, &needNewFrame ) ) != IVAS_ERR_OK ) +#else + if ( ( error = IVAS_DEC_GetSamples( hIvasDec, nSamplesToRender, ( pcmBuf + nOutChannels * nSamplesRendered ), &nSamplesRendered_loop, &needNewFrame ) ) != IVAS_ERR_OK ) +#endif + { + fprintf( stderr, "\nError in IVAS_DEC_GetSamples: %s\n", IVAS_DEC_GetErrorMessage( error ) ); + goto cleanup; + } + nSamplesRendered += nSamplesRendered_loop; + nSamplesToRender -= nSamplesRendered_loop; +#ifdef SPLIT_REND_WITH_HEAD_ROT } - nSamplesRendered += nSamplesRendered_loop; - nSamplesToRender -= nSamplesRendered_loop; +#endif if ( needNewFrame ) { frame++; @@ -2039,7 +2408,6 @@ static ivas_error decodeG192( #endif } } - } while ( nSamplesRendered < nOutSamples && error == IVAS_ERR_OK ); if ( error == IVAS_ERR_END_OF_FILE ) @@ -2059,7 +2427,11 @@ static ivas_error decodeG192( /* Once good frame decoded, catch up */ if ( decodedGoodFrame ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = initOnFirstGoodFrame( hIvasDec, arg, numInitialBadFrames, &nOutSamples, &vec_pos_len, delayNumSamples_orig, &delayNumSamples, &delayTimeScale, &bsFormat, &afWriter, &masaWriter, ismWriters, &nOutChannels, &numObj, &splitRendWriter ) ) != IVAS_ERR_OK ) +#else if ( ( error = initOnFirstGoodFrame( hIvasDec, arg, numInitialBadFrames, nOutSamples, delayNumSamples_orig, &delayNumSamples, &delayTimeScale, &bsFormat, &afWriter, &masaWriter, ismWriters, &nOutChannels, &numObj ) ) != IVAS_ERR_OK ) +#endif { goto cleanup; } @@ -2073,21 +2445,38 @@ static ivas_error decodeG192( /* Write current frame */ if ( decodedGoodFrame ) { - if ( delayNumSamples < nOutSamples ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( IVAS_DEC_is_split_rendering_enabled( hIvasDec ) ) { - if ( ( error = AudioFileWriter_write( afWriter, &pcmBuf[delayNumSamples * nOutChannels], nOutSamples * nOutChannels - ( delayNumSamples * nOutChannels ) ) ) != IVAS_ERR_OK ) + if ( split_rend_write_bitstream_to_file( splitRendWriter, splitRendBits->bits_buf, &splitRendBits->bits_read, &splitRendBits->bits_written ) != IVAS_ERR_OK ) { - fprintf( stderr, "\nOutput audio file writer error\n" ); + fprintf( stderr, "\nUnable to write to bitstream file!\n" ); goto cleanup; } - delayNumSamples = 0; } - else + + if ( IVAS_DEC_is_split_rendering_coded_out( hIvasDec ) == 0 ) { - delayNumSamples -= nOutSamples; +#endif + if ( delayNumSamples < nOutSamples ) + { + if ( ( error = AudioFileWriter_write( afWriter, &pcmBuf[delayNumSamples * nOutChannels], nOutSamples * nOutChannels - ( delayNumSamples * nOutChannels ) ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nOutput audio file writer error\n" ); + goto cleanup; + } + delayNumSamples = 0; + } + else + { + delayNumSamples -= nOutSamples; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif } + /* Write ISm metadata to external file(s) */ if ( decodedGoodFrame && arg.outputConfig == IVAS_AUDIO_CONFIG_EXTERNAL ) { @@ -2200,7 +2589,11 @@ static ivas_error decodeG192( goto cleanup; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternion, Pos[0], 0, DEFAULT_AXIS ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternion, Pos[0], 0 ) ) != IVAS_ERR_OK ) +#endif { fprintf( stderr, "\nIVAS_DEC_FeedHeadTrackData failed: %s\n", IVAS_DEC_GetErrorMessage( error ) ); goto cleanup; @@ -2208,7 +2601,11 @@ static ivas_error decodeG192( } /* decode and get samples */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_Flush( hIvasDec, nOutSamples, IVAS_DEC_PCM_INT16, (void *) pcmBuf, &nSamplesFlushed ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_Flush( hIvasDec, nOutSamples, pcmBuf, &nSamplesFlushed ) ) != IVAS_ERR_OK ) +#endif { fprintf( stderr, "\nError in IVAS_DEC_VoIP_Flush: %s\n", IVAS_DEC_GetErrorMessage( error ) ); goto cleanup; @@ -2318,11 +2715,18 @@ static ivas_error decodeG192( *------------------------------------------------------------------------------------------*/ memset( pcmBuf, 0, delayNumSamples_orig[0] * nOutChannels * sizeof( int16_t ) ); - if ( ( error = AudioFileWriter_write( afWriter, pcmBuf, delayNumSamples_orig[0] * nOutChannels ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( afWriter != NULL ) { - fprintf( stderr, "\nError writing output file: %s\n", ivas_error_to_string( error ) ); - goto cleanup; +#endif + if ( ( error = AudioFileWriter_write( afWriter, pcmBuf, delayNumSamples_orig[0] * nOutChannels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError writing output file: %s\n", ivas_error_to_string( error ) ); + goto cleanup; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif /*------------------------------------------------------------------------------------------* * Close files and deallocate resources @@ -2332,6 +2736,9 @@ static ivas_error decodeG192( cleanup: +#ifdef SPLIT_REND_WITH_HEAD_ROT + split_rend_reader_writer_close( &splitRendWriter ); +#endif AudioFileWriter_close( &afWriter ); MasaFileWriter_close( &masaWriter ); #ifdef DEBUGGING @@ -2683,19 +3090,44 @@ static ivas_error decodeVoIP( { IVAS_QUATERNION Quaternions[IVAS_MAX_PARAM_SPATIAL_SUBFRAMES]; - for ( i = 0; i < num_subframes; i++ ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( headRotReader == NULL ) { - if ( ( error = HeadRotationFileReading( headRotReader, &Quaternions[i], &Pos[i] ) ) != IVAS_ERR_OK ) + for ( i = 0; i < num_subframes; i++ ) { - fprintf( stderr, "\nError %s while reading head orientation from %s\n", IVAS_DEC_GetErrorMessage( error ), - RotationFileReader_getFilePath( headRotReader ) ); - goto cleanup; + Quaternions[i].w = -3.0f; + Quaternions[i].x = 0.0f; + Quaternions[i].y = 0.0f; + Quaternions[i].z = 0.0f; + Pos[i].x = 0.0f; + Pos[i].y = 0.0f; + Pos[i].z = 0.0f; } } + else + { +#endif + for ( i = 0; i < num_subframes; i++ ) + { + if ( ( error = HeadRotationFileReading( headRotReader, &Quaternions[i], &Pos[i] ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError %s while reading head orientation from %s\n", IVAS_DEC_GetErrorMessage( error ), + RotationFileReader_getFilePath( headRotReader ) ); + goto cleanup; + } + } +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif for ( i = 0; i < num_subframes; i++ ) { - if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternions[i], Pos[i], i ) ) != IVAS_ERR_OK ) + if ( ( error = IVAS_DEC_FeedHeadTrackData( hIvasDec, Quaternions[i], Pos[i], i +#ifdef SPLIT_REND_WITH_HEAD_ROT + , + DEFAULT_AXIS +#endif + ) ) != IVAS_ERR_OK ) { fprintf( stderr, "\nIVAS_DEC_FeedHeadTrackData failed: %s\n", IVAS_DEC_GetErrorMessage( error ) ); goto cleanup; @@ -2783,10 +3215,18 @@ static ivas_error decodeVoIP( /* decode and get samples */ +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef SUPPORT_JBM_TRACEFILE + if ( ( error = IVAS_DEC_VoIP_GetSamples( hIvasDec, nOutSamples, IVAS_DEC_PCM_INT16, (void *) pcmBuf, systemTime_ms, writeJbmTraceFileFrameWrapper, jbmTraceWriter ) ) != IVAS_ERR_OK ) +#else + if ( ( error = IVAS_DEC_VoIP_GetSamples( hIvasDec, nOutSamples, IVAS_DEC_PCM_INT16, (void *) pcmBuf, systemTime_ms ) ) != IVAS_ERR_OK ) +#endif +#else #ifdef SUPPORT_JBM_TRACEFILE if ( ( error = IVAS_DEC_VoIP_GetSamples( hIvasDec, nOutSamples, pcmBuf, systemTime_ms, writeJbmTraceFileFrameWrapper, jbmTraceWriter ) ) != IVAS_ERR_OK ) #else if ( ( error = IVAS_DEC_VoIP_GetSamples( hIvasDec, nOutSamples, pcmBuf, systemTime_ms ) ) != IVAS_ERR_OK ) +#endif #endif { fprintf( stderr, "\nError in IVAS_DEC_VoIP_GetSamples: %s\n", IVAS_DEC_GetErrorMessage( error ) ); @@ -2823,8 +3263,15 @@ static ivas_error decodeVoIP( /* Once good frame decoded, catch up */ if ( decodedGoodFrame ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + SplitFileReadWrite *splitRendWriter = NULL; + + if ( ( error = initOnFirstGoodFrame( hIvasDec, arg, numInitialBadFrames, &nOutSamples, NULL, delayNumSamples_orig, &delayNumSamples, &delayTimeScale, + &bsFormat, &afWriter, &masaWriter, ismWriters, &nOutChannels, &numObj, &splitRendWriter ) ) != IVAS_ERR_OK ) +#else if ( ( error = initOnFirstGoodFrame( hIvasDec, arg, numInitialBadFrames, nOutSamples, delayNumSamples_orig, &delayNumSamples, &delayTimeScale, &bsFormat, &afWriter, &masaWriter, ismWriters, &nOutChannels, &numObj ) ) != IVAS_ERR_OK ) +#endif { goto cleanup; } diff --git a/apps/isar_post_rend.c b/apps/isar_post_rend.c new file mode 100644 index 0000000000000000000000000000000000000000..7f5af86ffd0d355e8d93dbfb578fb409b102c190 --- /dev/null +++ b/apps/isar_post_rend.c @@ -0,0 +1,1253 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "lib_isar_post_rend.h" + +#ifndef SPLIT_REND_WITH_HEAD_ROT + +int main( int argc, char **argv ) +{ + (void) argc; + (void) argv; + ISAR_POST_REND_void_func(); + return 0; +} + +#else + +#include +#include +#include +#include "audio_file_reader.h" +#include "audio_file_writer.h" +#include "cmdl_tools.h" +#include "cmdln_parser.h" +#include "render_config_reader.h" +#include "rotation_file_reader.h" +#include "split_render_file_read_write.h" +#include "split_rend_bfi_file_reader.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +#define WMC_TOOL_SKIP + +/*------------------------------------------------------------------------------------------* + * Local constants + *------------------------------------------------------------------------------------------*/ + +#define POST_REND_MAX_CLI_ARG_LENGTH ( FILENAME_MAX ) + +#define ISAR_MAX16B_FLT 32767.0f +#define ISAR_MIN16B_FLT ( -32768.0f ) + +#if !defined( DEBUGGING ) && !defined( WMOPS ) +static +#endif + int32_t frame = 0; + +#ifdef _WIN32 +#define SEP_FOLDER '\\' +#else +#define SEP_FOLDER '/' +#endif + +/*------------------------------------------------------------------------------------------* + * Local structures + *------------------------------------------------------------------------------------------*/ + +typedef struct +{ + IVAS_AUDIO_CONFIG audioConfig; + int32_t inputChannelIndex; + float gain_dB; +} RendererInput; + +typedef struct +{ + RendererInput binBuses[RENDERER_MAX_BIN_INPUTS]; + uint16_t numBinBuses; +} InputConfig; + +typedef struct +{ + IVAS_AUDIO_CONFIG audioConfig; +} OutputConfig; + +typedef struct +{ + char executableName[POST_REND_MAX_CLI_ARG_LENGTH]; + char inputFilePath[POST_REND_MAX_CLI_ARG_LENGTH]; + char outputFilePath[POST_REND_MAX_CLI_ARG_LENGTH]; + int32_t sampleRate; + InputConfig inConfig; + OutputConfig outConfig; + char inMetadataFilePaths[RENDERER_MAX_ISAR_MD_INPUTS][POST_REND_MAX_CLI_ARG_LENGTH]; + int16_t numInMetadataFiles; + char headRotationFilePath[POST_REND_MAX_CLI_ARG_LENGTH]; + char splitRendBFIFilePath[POST_REND_MAX_CLI_ARG_LENGTH]; + ISAR_POST_REND_COMPLEXITY_LEVEL complexityLevel; + bool delayCompensationEnabled; + bool quietModeEnabled; + bool sceneDescriptionInput; + IVAS_RENDER_FRAMESIZE render_framesize; +} CmdlnArgs; + +typedef enum +{ + CmdLnOptionId_inputFile = 1, + CmdLnOptionId_inputFormat, + CmdLnOptionId_outputFile, + CmdLnOptionId_sampleRate, + CmdLnOptionId_trajFile, + CmdLnOptionId_orientationTracking, + CmdLnOptionId_complexityLevel, + CmdLnOptionId_noDelayCmp, + CmdLnOptionId_quietModeEnabled, + CmdLnOptionId_inputMetadata, + CmdLnOptionId_listFormats, + CmdLnOptionId_SplitRendBFIFile, + CmdLnOptionId_framing, +} CmdLnOptionId; + +static const CmdLnParser_Option cliOptions[] = { + { + .id = CmdLnOptionId_inputFile, + .match = "input_file", + .matchShort = "i", + .description = "Path to the input file (WAV, raw PCM or scene description file)", + }, + { + .id = CmdLnOptionId_inputFormat, + .match = "input_format", + .matchShort = "if", + .description = "Audio format of input file (e.g. BINAURAL_SPLIT_PCM, use -l for a list)", + }, + { + .id = CmdLnOptionId_inputMetadata, + .match = "input_metadata", + .matchShort = "im", + .description = "Space-separated list of path to metadata files for BINAURAL_SPLIT_PCM input mode", + }, + { + .id = CmdLnOptionId_outputFile, + .match = "output_file", + .matchShort = "o", + .description = "Path to the output file", + }, + { + .id = CmdLnOptionId_sampleRate, + .match = "sample_rate", + .matchShort = "fs", + .description = "Input sampling rate in kHz (16, 32, 48) - required only with raw PCM inputs", + }, + { + .id = CmdLnOptionId_trajFile, + .match = "trajectory_file", + .matchShort = "T", + .description = "Head rotation trajectory file for simulation of head tracking", + }, + { + .id = CmdLnOptionId_SplitRendBFIFile, + .match = "post_rend_bfi_file", + .matchShort = "prbfi", + .description = "Split rendering option: bfi file", + }, + { + .id = CmdLnOptionId_noDelayCmp, + .match = "no_delay_compensation", + .matchShort = "no_delay_cmp", + .description = "[flag] Turn off delay compensation", + }, + { + .id = CmdLnOptionId_complexityLevel, + .match = "complexity_level", + .matchShort = "level", + .description = "Complexity level, level = (1, 2, 3), will be defined after characterisation.", + }, + { + .id = CmdLnOptionId_quietModeEnabled, + .match = "quiet", + .matchShort = "q", + .description = "[flag] Limit printouts to terminal", + }, + { + .id = CmdLnOptionId_listFormats, + .match = "list", + .matchShort = "l", + .description = "List supported audio formats", + }, + { + .id = CmdLnOptionId_framing, + .match = "framing", + .matchShort = "fr", + .description = "Set Render audio framing.", + }, +}; + + +/*------------------------------------------------------------------------------------------* + * Local function prototypes + *------------------------------------------------------------------------------------------*/ + +static const int32_t numCliOptions = sizeof( cliOptions ) / sizeof( CmdLnParser_Option ); + +static void printSupportedAudioConfigs( void ); + +static IVAS_AUDIO_CONFIG parseAudioConfig( const char *configString ); + +static void convertOutputBuffer( const float *floatBuffer, const int16_t numSamplesPerChannel, const int16_t numChannels, int16_t *intBuffer ); + +/*------------------------------------------------------------------------------------------* + * Local functions + *------------------------------------------------------------------------------------------*/ + +static ISAR_POST_REND_ReadOnlyAudioBuffer getReadOnlySubBuffer( + IVAS_REND_AudioBuffer buffer, + const int16_t chBeginIdx, + const int16_t numChannels ) +{ + ISAR_POST_REND_ReadOnlyAudioBuffer subBuffer; + + subBuffer.config = buffer.config; + subBuffer.config.numChannels = numChannels; + subBuffer.data = buffer.data + subBuffer.config.numSamplesPerChannel * chBeginIdx; + + return subBuffer; +} + + +static int16_t getTotalNumInChannels( + ISAR_POST_REND_HANDLE hIsarPostRend, + ISAR_POST_REND_InputId splitBinIds[RENDERER_MAX_BIN_INPUTS] ) +{ + int16_t totalNumInChannels = 0; + int16_t i, numInputChannels; + ivas_error error; + + for ( i = 0; i < RENDERER_MAX_BIN_INPUTS; ++i ) + { + if ( splitBinIds[i] == 0 ) + { + /* Skip inactive inputs */ + continue; + } + + if ( ( error = ISAR_POST_REND_GetInputNumChannels( hIsarPostRend, splitBinIds[i], &numInputChannels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + totalNumInChannels += numInputChannels; + } + + return totalNumInChannels; +} + +/*------------------------------------------------------------------------------------------* + * Local functions + *------------------------------------------------------------------------------------------*/ + +static const CmdLnParser_Option *findOptionById( + const int32_t id ) +{ + for ( int32_t i = 0; i < numCliOptions; ++i ) + { + if ( cliOptions[i].id == id ) + { + return &cliOptions[i]; + } + } + + return NULL; +} + +static bool parseInConfig( + const char *inFormatStr, + InputConfig *inConfig, + bool *sceneDescriptionInput ) +{ + char charBuf[FILENAME_MAX]; + + /* Initialize input config struct */ + inConfig->numBinBuses = 0; + + /* First check if input is being set to scene description file - this is not covered by parseAudioConfig(). */ + strncpy( charBuf, inFormatStr, sizeof( charBuf ) - 1 ); + charBuf[sizeof( charBuf ) - 1] = '\0'; + to_upper( charBuf ); + if ( strcmp( charBuf, "META" ) == 0 ) + { + *sceneDescriptionInput = true; + /* Parsing the file will be done later. At this point the actual file path + * may not be known as command line parameters are still being parsed. */ + return true; + } + + /* Check for single-format inputs. The given string should map to a member of AUDIO_CONFIG enum. */ + IVAS_AUDIO_CONFIG audioConfig = parseAudioConfig( inFormatStr ); + switch ( audioConfig ) + { + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + inConfig->numBinBuses = 1; + inConfig->binBuses[0].audioConfig = audioConfig; + inConfig->binBuses[0].inputChannelIndex = 0; + inConfig->binBuses[0].gain_dB = 0.0f; + break; + default: + { + /* Default case covers formats that are defined in the AUDIO_CONFIG enum, + * but cannot be used at input, e.g. BINAURAL */ + const CmdLnParser_Option *listOption = findOptionById( CmdLnOptionId_listFormats ); + fprintf( stderr, "Unsupported input format: %s. To list valid formats, use option --%s.\n", inFormatStr, listOption->match ); + return false; + } + } + + return true; +} + + +static bool parseRenderFramesize( + char *value, + IVAS_RENDER_FRAMESIZE *render_framesize ) +{ + int32_t tmp; + + *render_framesize = IVAS_RENDER_FRAMESIZE_UNKNOWN; + if ( !is_digits_only( value ) ) + { + return false; + } + tmp = (int32_t) strtol( value, NULL, 0 ); + switch ( (int16_t) tmp ) + { + case 5: + *render_framesize = IVAS_RENDER_FRAMESIZE_5MS; + break; + case 10: + *render_framesize = IVAS_RENDER_FRAMESIZE_10MS; + break; + case 20: + *render_framesize = IVAS_RENDER_FRAMESIZE_20MS; + break; + default: + return false; + } + + return true; +} + + +static IVAS_AUDIO_CONFIG parseAudioConfig( + const char *configString ) +{ + char charBuf[25]; + charBuf[24] = '\0'; + + strncpy( charBuf, configString, sizeof( charBuf ) - 1 ); + charBuf[sizeof( charBuf ) - 1] = '\0'; + to_upper( charBuf ); + + if ( strcmp( charBuf, "BINAURAL" ) == 0 ) + { + return IVAS_AUDIO_CONFIG_BINAURAL; + } + if ( strcmp( charBuf, "BINAURAL_SPLIT_PCM" ) == 0 ) + { + return IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM; + } + if ( strcmp( charBuf, "BINAURAL_SPLIT_CODED" ) == 0 ) + { + return IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED; + } + return IVAS_AUDIO_CONFIG_INVALID; +} + + +static bool checkRequiredArgs( + CmdlnArgs args ) +{ + const CmdLnParser_Option *tmpOption; + + /* Check required arguments */ + bool missingRequiredArg = false; + if ( isEmptyString( args.inputFilePath ) ) + { + tmpOption = findOptionById( CmdLnOptionId_inputFile ); + fprintf( stderr, "Missing required argument: %s (%s)\n", tmpOption->match, tmpOption->matchShort ); + missingRequiredArg = true; + } + + const bool singleInputSpecified = ( args.inConfig.numBinBuses != 0 ); + + if ( !args.sceneDescriptionInput && !singleInputSpecified ) + { + /* Neither scene description input nor single-type input was specified on command line */ + tmpOption = findOptionById( CmdLnOptionId_inputFormat ); + fprintf( stderr, "Missing required argument: %s (%s)\n", tmpOption->match, tmpOption->matchShort ); + missingRequiredArg = true; + } + if ( isEmptyString( args.outputFilePath ) ) + { + tmpOption = findOptionById( CmdLnOptionId_outputFile ); + fprintf( stderr, "Missing required argument: %s (%s)\n", tmpOption->match, tmpOption->matchShort ); + missingRequiredArg = true; + } + if ( args.sampleRate == 0 ) + { + tmpOption = findOptionById( CmdLnOptionId_sampleRate ); + fprintf( stderr, "Missing required argument: %s (%s)\n", tmpOption->match, tmpOption->matchShort ); + missingRequiredArg = true; + } + if ( missingRequiredArg ) + { + CmdLnParser_printUsage( args.executableName, cliOptions, numCliOptions ); + } + + return !missingRequiredArg; +} + +static CmdlnArgs defaultArgs( + const char *executableName ) +{ + CmdlnArgs args; + + strncpy( args.executableName, executableName, POST_REND_MAX_CLI_ARG_LENGTH ); + clearString( args.inputFilePath ); + clearString( args.outputFilePath ); + args.sampleRate = 0; + + args.outConfig.audioConfig = IVAS_AUDIO_CONFIG_INVALID; + + for ( int32_t i = 0; i < RENDERER_MAX_ISAR_MD_INPUTS; ++i ) + { + clearString( args.inMetadataFilePaths[i] ); + } + args.numInMetadataFiles = 0; + + clearString( args.headRotationFilePath ); + clearString( args.splitRendBFIFilePath ); + + args.delayCompensationEnabled = true; + args.quietModeEnabled = false; + args.sceneDescriptionInput = false; + + args.render_framesize = IVAS_RENDER_FRAMESIZE_20MS; + + return args; +} + +static void parseOption( + const int32_t optionId, + char **optionValues, + const int16_t numOptionValues, + void *pOutputStruct ) +{ + CmdlnArgs *args = pOutputStruct; + + switch ( optionId ) + { + case CmdLnOptionId_listFormats: + assert( numOptionValues == 0 ); + printSupportedAudioConfigs(); + exit( 0 ); + case CmdLnOptionId_inputFile: + assert( numOptionValues == 1 ); + strncpy( args->inputFilePath, optionValues[0], POST_REND_MAX_CLI_ARG_LENGTH - 1 ); + break; + case CmdLnOptionId_inputFormat: + assert( numOptionValues == 1 ); + if ( !parseInConfig( optionValues[0], &args->inConfig, &args->sceneDescriptionInput ) ) + { + exit( -1 ); /* Error printout handled by failing function */ + } + break; + case CmdLnOptionId_inputMetadata: + assert( numOptionValues <= RENDERER_MAX_ISAR_MD_INPUTS ); + for ( int16_t i = 0; i < numOptionValues; ++i ) + { + strncpy( args->inMetadataFilePaths[i], optionValues[i], POST_REND_MAX_CLI_ARG_LENGTH - 1 ); + } + args->numInMetadataFiles = numOptionValues; + break; + case CmdLnOptionId_outputFile: + assert( numOptionValues == 1 ); + strncpy( args->outputFilePath, optionValues[0], POST_REND_MAX_CLI_ARG_LENGTH - 1 ); + break; + case CmdLnOptionId_sampleRate: + assert( numOptionValues == 1 ); + args->sampleRate = (int32_t) ( strtol( optionValues[0], NULL, 10 ) * 1000 ); + if ( args->sampleRate == 0 ) + { + fprintf( stderr, "Invalid sampling rate specified\n" ); + exit( -1 ); + } + break; + case CmdLnOptionId_trajFile: + assert( numOptionValues == 1 ); + strncpy( args->headRotationFilePath, optionValues[0], POST_REND_MAX_CLI_ARG_LENGTH - 1 ); + break; + case CmdLnOptionId_SplitRendBFIFile: + assert( numOptionValues == 1 ); + strncpy( args->splitRendBFIFilePath, optionValues[0], POST_REND_MAX_CLI_ARG_LENGTH - 1 ); + break; + case CmdLnOptionId_complexityLevel: + assert( numOptionValues == 1 ); + args->complexityLevel = (int32_t) ( strtol( optionValues[0], NULL, 10 ) ); + if ( args->complexityLevel < ISAR_POST_REND_COMPLEXITY_LEVEL_ONE || args->complexityLevel > ISAR_POST_REND_COMPLEXITY_LEVEL_THREE ) + { + fprintf( stdout, "Invalid complexity level specified.\n" ); + exit( -1 ); + } + else if ( args->complexityLevel == ISAR_POST_REND_COMPLEXITY_LEVEL_ONE || args->complexityLevel == ISAR_POST_REND_COMPLEXITY_LEVEL_TWO ) + { + fprintf( stdout, "Complexity levels 1 and 2 will be defined after characterisation - default to level 3 (full functionality).\n" ); + } + break; + case CmdLnOptionId_noDelayCmp: + assert( numOptionValues == 0 ); + args->delayCompensationEnabled = false; + break; + case CmdLnOptionId_quietModeEnabled: + assert( numOptionValues == 0 ); + args->quietModeEnabled = true; + break; + case CmdLnOptionId_framing: + assert( numOptionValues == 1 ); + if ( !parseRenderFramesize( optionValues[0], &args->render_framesize ) ) + { + fprintf( stderr, "Unknown or invalid option for frame size: %s\n", optionValues[0] ); + exit( -1 ); + } + + break; + default: + assert( 0 && "This should be unreachable - all command line options should be explicitly handled." ); + break; + } + + return; +} + +static CmdlnArgs parseCmdlnArgs( + const int argc, + char **argv ) +{ + CmdlnArgs args = defaultArgs( argv[0] ); + + if ( CmdLnParser_parseArgs( argc, argv, cliOptions, numCliOptions, &args, parseOption ) != 0 ) + { + exit( -1 ); /* Error printout handled by failing function */ + } + + if ( !checkRequiredArgs( args ) ) + { + exit( -1 ); /* Error printout handled by failing function */ + } + + return args; +} + + +static void printSupportedAudioConfigs( void ) +{ + uint16_t i; + const char *supportedFormats[] = { + "BINAURAL (output only)", + "BINAURAL_SPLIT_PCM", + "BINAURAL_SPLIT_CODED", + }; + + fprintf( stdout, "Supported audio formats:\n" ); + for ( i = 0; i < sizeof( supportedFormats ) / sizeof( *supportedFormats ); i++ ) + { + fprintf( stdout, "%s\n", supportedFormats[i] ); + } + + return; +} + +/*--------------------------------------------------------------------------* + * convertInputBuffer() + * + * Convert input buffer from WAV/PCM file (int16_t, interleaved) to a format + * accepted by the renderer (float, packed) + *--------------------------------------------------------------------------*/ + +static void convertInputBuffer( + const int16_t *intBuffer, + const int16_t numIntSamplesPerChannel, + const int16_t numFloatSamplesPerChannel, + const int16_t numChannels, + float *floatBuffer ) +{ + int16_t chnl, smpl, i; + + i = 0; + + for ( smpl = 0; smpl < numFloatSamplesPerChannel; ++smpl ) + { + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + if ( i < numIntSamplesPerChannel ) + { + floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = (float) intBuffer[i]; + } + else + { + floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = 0.f; + } + + ++i; + } + } + + return; +} + +/*--------------------------------------------------------------------------* + * convertOutputBuffer() + * + * Convert output buffer from the renderer (float, packed) to a format ready + * for writing to a WAV/PCM file (int16_t, interleaved) + *--------------------------------------------------------------------------*/ + +static void convertOutputBuffer( + const float *floatBuffer, + const int16_t numSamplesPerChannel, + const int16_t numChannels, + int16_t *intBuffer ) +{ + int16_t chnl, smpl, i; + float temp; + + i = 0; + + for ( smpl = 0; smpl < numSamplesPerChannel; ++smpl ) + { + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + temp = floatBuffer[chnl * numSamplesPerChannel + smpl]; + temp = (float) floor( temp + 0.5f ); + if ( temp > ISAR_MAX16B_FLT ) + { + temp = ISAR_MAX16B_FLT; + } + else if ( temp < ISAR_MIN16B_FLT ) + { + temp = ISAR_MIN16B_FLT; + } + intBuffer[i] = (int16_t) temp; + + ++i; + } + } + + return; +} + +/*------------------------------------------------------------------------------------------* + * main() + * + * Main ISAR post renderer function for command-line interface + *------------------------------------------------------------------------------------------*/ + +int main( + int argc, + char **argv ) +{ + ISAR_POST_REND_HANDLE hIsarPostRend; + RotFileReader *headRotReader = NULL; + RotFileReader *externalOrientationFileReader = NULL; + SplitRendBFIFileReader *splitRendBFIReader = NULL; + AudioFileReader *audioReader = NULL; + AudioFileWriter *audioWriter; + int32_t inBufferSize; + int32_t outBufferSize; + int32_t bitsBufferSize; + int16_t *inpInt16Buffer; + float *inFloatBuffer; + int16_t *outInt16Buffer; + float *outFloatBuffer; + uint8_t *bitsBufferData = NULL; + IVAS_REND_AudioBuffer inBuffer; + IVAS_REND_AudioBuffer outBuffer; + ISAR_POST_REND_BitstreamBuffer bitsBuffer; + SplitFileReadWrite *hSplitRendFileReadWrite; + char audioFilePath[FILENAME_MAX]; + int16_t numSamplesRead; + int16_t delayNumSamples = -1; + int16_t delayNumSamples_orig = 0; + int16_t zeroPad = 0; + int16_t zeroPadToWrite = 0; + int32_t delayTimeScale = 0; + int16_t i, numChannels; + ivas_error error = IVAS_ERR_OK; + bool splitBinNeedsNewFrame = true; + +#ifdef WMOPS + reset_wmops(); + reset_mem( USE_BYTES ); +#endif + + hSplitRendFileReadWrite = NULL; + bitsBuffer.bits = NULL; + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; + bitsBuffer.config.bufLenInBytes = 0; + bitsBuffer.config.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + bitsBuffer.config.poseCorrection = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + bitsBuffer.config.codec_frame_size_ms = 5; + bitsBuffer.config.isar_frame_size_ms = 20; + bitsBuffer.config.lc3plusHighRes = 0; +#else + bitsBuffer.config.codec_frame_size_ms = 20; +#endif + + + CmdlnArgs args = parseCmdlnArgs( argc, argv ); + + convert_backslash( args.inputFilePath ); + convert_backslash( args.outputFilePath ); + convert_backslash( args.headRotationFilePath ); + + if ( !isEmptyString( args.headRotationFilePath ) ) + { + if ( RotationFileReader_open( args.headRotationFilePath, &headRotReader ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error opening file: %s\n", args.headRotationFilePath ); + exit( -1 ); + } + } + + if ( !isEmptyString( args.splitRendBFIFilePath ) ) + { + convert_backslash( args.splitRendBFIFilePath ); + SplitRendBFIFileReader_open( args.splitRendBFIFilePath, &splitRendBFIReader ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t inFileSampleRate = 0; +#endif + strncpy( audioFilePath, args.inputFilePath, FILENAME_MAX - 1 ); + hSplitRendFileReadWrite = NULL; + if ( ( args.inConfig.numBinBuses > 0 ) && ( args.inConfig.binBuses[0].audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) + { + error = split_rend_reader_open( &hSplitRendFileReadWrite, + args.inMetadataFilePaths[0], + &bitsBuffer.config.codec, + &bitsBuffer.config.poseCorrection, + &bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + &bitsBuffer.config.isar_frame_size_ms, + &inFileSampleRate, + &bitsBuffer.config.lc3plusHighRes +#endif + ); + if ( error != IVAS_ERR_OK ) + { + fprintf( stderr, "Could not open split rend metadata file %s\n", args.inMetadataFilePaths[0] ); + exit( -1 ); + } + + if ( AudioFileReader_open( &audioReader, audioFilePath ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error opening file: %s\n", audioFilePath ); + exit( -1 ); + } + } + + /*if split renderer is running in post renderer mode*/ + if ( ( args.inConfig.numBinBuses > 0 ) && ( args.inConfig.binBuses[0].audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) ) + { + error = split_rend_reader_open( &hSplitRendFileReadWrite, + args.inputFilePath, + &bitsBuffer.config.codec, + &bitsBuffer.config.poseCorrection, + &bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + &bitsBuffer.config.isar_frame_size_ms, + &inFileSampleRate, + &bitsBuffer.config.lc3plusHighRes +#endif + ); + if ( error != IVAS_ERR_OK ) + { + fprintf( stderr, "Could not open split rend metadata file %s\n", args.inputFilePath ); + exit( -1 ); + } + audioReader = NULL; + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t inFileSampleRate = 0; +#endif + if ( audioReader != NULL ) + { + error = AudioFileReader_getSamplingRate( audioReader, &inFileSampleRate ); + } + else +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( hSplitRendFileReadWrite == NULL ) +#endif + { + inFileSampleRate = args.sampleRate; + } + + switch ( error ) + { + case IVAS_ERR_OK: + /* If sampling rate not given on command line, use the one from SR file */ + if ( args.sampleRate == 0 ) + { + args.sampleRate = inFileSampleRate; + } + /* else if sampling rate given on command line, compare with wav file */ + else if ( inFileSampleRate != args.sampleRate ) + { + fprintf( stderr, "Sampling rate mismatch: %d Hz requested, but %d Hz found in file %s\n", args.sampleRate, inFileSampleRate, args.inputFilePath ); + exit( -1 ); + } + break; + case IVAS_ERR_SAMPLING_RATE_UNKNOWN: /* Returned when input is raw PCM */ + if ( args.sampleRate == 0 ) + { + fprintf( stderr, "Sampling rate must be specified on command line when using raw PCM input\n" ); + exit( -1 ); + } + break; + default: + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + int16_t inFileNumChannels = 0; + if ( audioReader != NULL ) + { + error = AudioFileReader_getNumChannels( audioReader, &inFileNumChannels ); + if ( error != IVAS_ERR_OK && error != IVAS_ERR_NUM_CHANNELS_UNKNOWN ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + const int16_t frameSize_smpls = (int16_t) ( ( args.render_framesize ) * args.sampleRate * 5 / ( 1000 ) ); + args.outConfig.audioConfig = IVAS_AUDIO_CONFIG_BINAURAL; + if ( ( error = ISAR_POST_REND_open( &hIsarPostRend, args.sampleRate, args.outConfig.audioConfig, true, 0, 0.0, (int16_t) args.render_framesize ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error opening renderer handle: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + /* === Configure === */ + if ( ( error = ISAR_POST_REND_InitConfig( hIsarPostRend, args.outConfig.audioConfig ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in Renderer Config Init: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + if ( args.inConfig.numBinBuses > 0 ) + { + if ( ( error = ISAR_REND_SetSplitRendBitstreamHeader( hIsarPostRend, + bitsBuffer.config.codec, + bitsBuffer.config.poseCorrection, + bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + bitsBuffer.config.isar_frame_size_ms, + bitsBuffer.config.lc3plusHighRes +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in getting split renderer bitstream header: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + + + ISAR_POST_REND_InputId splitBinIds[RENDERER_MAX_BIN_INPUTS]; + + for ( i = 0; i < RENDERER_MAX_BIN_INPUTS; i++ ) + { + splitBinIds[i] = 0u; + } + + for ( i = 0; i < args.inConfig.numBinBuses; ++i ) + { + if ( ( error = ISAR_POST_REND_AddInput( hIsarPostRend, args.inConfig.binBuses[i].audioConfig, &splitBinIds[i] ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + + const int16_t totalNumInChannels = getTotalNumInChannels( hIsarPostRend, splitBinIds ); + + if ( inFileNumChannels != 0 /* inFileNumChannels is 0 with raw PCM input */ && totalNumInChannels != inFileNumChannels ) + { + fprintf( stderr, "Number of channels in input file does not match selected configuration\n" ); + exit( -1 ); + } + + int16_t numOutChannels = 2; + + if ( AudioFileWriter_open( &audioWriter, args.outputFilePath, args.sampleRate, numOutChannels ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Failed to open file: %s\n", args.outputFilePath ); + exit( -1 ); + } + + inBufferSize = frameSize_smpls * totalNumInChannels; + outBufferSize = frameSize_smpls * numOutChannels; + inpInt16Buffer = malloc( inBufferSize * sizeof( int16_t ) ); + + inFloatBuffer = malloc( inBufferSize * sizeof( float ) ); + inBuffer.config.numSamplesPerChannel = (int16_t) frameSize_smpls; + outFloatBuffer = malloc( outBufferSize * sizeof( float ) ); + outBuffer.config.numSamplesPerChannel = (int16_t) frameSize_smpls; + + outInt16Buffer = malloc( outBufferSize * sizeof( int16_t ) ); + + inBuffer.config.is_cldfb = 0; + inBuffer.config.numChannels = (int16_t) totalNumInChannels; + inBuffer.data = inFloatBuffer; + + outBuffer.config.is_cldfb = 0; + outBuffer.config.numChannels = (int16_t) numOutChannels; + outBuffer.data = outFloatBuffer; + + memset( outBuffer.data, 0, outBuffer.config.numSamplesPerChannel * outBuffer.config.numChannels * sizeof( float ) ); + + bitsBufferSize = SPLIT_REND_BITS_BUFF_SIZE; + + if ( bitsBufferSize > 0 ) + { + bitsBufferData = malloc( bitsBufferSize * sizeof( uint8_t ) ); + } + else + { + bitsBufferData = NULL; + } + + bitsBuffer.bits = bitsBufferData; + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; + bitsBuffer.config.bufLenInBytes = bitsBufferSize; + +#ifdef WMOPS + reset_stack(); + reset_wmops(); +#endif + + if ( !args.quietModeEnabled ) + { + fprintf( stdout, "\n------ Running the ISAR post renderer ------\n\n" ); + fprintf( stdout, "Frames processed: " ); + } + else + { + fprintf( stdout, "\n\n-- Start the ISAR post renderer (quiet mode) --\n\n" ); + } + + while ( 1 ) + { + int16_t num_in_channels; + num_in_channels = inBuffer.config.numChannels; + + numSamplesRead = 0; + if ( ( hSplitRendFileReadWrite != NULL ) && splitBinNeedsNewFrame ) + { + ivas_error error_tmp; + numSamplesRead = (int16_t) inBufferSize; + error_tmp = split_rend_read_bits_from_file( hSplitRendFileReadWrite, bitsBuffer.bits, &bitsBuffer.config.bitsRead, &bitsBuffer.config.bitsWritten ); + if ( error_tmp != IVAS_ERR_OK ) + { + if ( error_tmp == IVAS_ERR_END_OF_FILE ) + { + numSamplesRead = 0; + } + else + { + fprintf( stderr, "\nUnable to read from bitstream file!\n" ); + exit( -1 ); + } + } + } + + if ( audioReader != NULL ) + { + /* Read the input data */ + if ( ( error = AudioFileReader_read( audioReader, inpInt16Buffer, (int16_t) inBufferSize, &numSamplesRead ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nError reading from file %s\n", audioFilePath ); + exit( -1 ); + } + } + + if ( numSamplesRead == 0 && splitBinNeedsNewFrame ) + { + /* end of input data */ + break; + } + + /* Convert from int to float and from interleaved to packed */ + convertInputBuffer( inpInt16Buffer, numSamplesRead, inBuffer.config.numSamplesPerChannel, num_in_channels, inFloatBuffer ); + + int16_t num_subframes, sf_idx; + num_subframes = (int16_t) args.render_framesize; + + /* Read from head rotation trajectory file if specified */ + if ( headRotReader != NULL ) + { + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + IVAS_QUATERNION headRot; + IVAS_VECTOR3 Pos; + + if ( ( error = HeadRotationFileReading( headRotReader, &headRot, &Pos ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in Head Rotation File Reading: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + if ( ( error = ISAR_POST_REND_SetHeadRotation( hIsarPostRend, headRot, Pos, DEFAULT_AXIS, sf_idx ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error setting Head Rotation: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + } + else + { + fprintf( stderr, "Head Rotation should be enabled in post renderer\n" ); + exit( -1 ); + } + + /* Read from split renderer bfi file if specified */ + if ( splitRendBFIReader != NULL && splitBinNeedsNewFrame ) + { + int16_t bfi; + if ( ( error = SplitRendBFIFileReading( splitRendBFIReader, &bfi ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in SplitRendBFIFileReading(): %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + if ( ( error = ISAR_POST_REND_SetSplitRendBFI( hIsarPostRend, bfi ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in ISAR_POST_REND_SetSplitRendBFI(): %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + + for ( i = 0; i < args.inConfig.numBinBuses; ++i ) + { + if ( numSamplesRead > 0 ) + { + if ( ( error = ISAR_POST_REND_GetInputNumChannels( hIsarPostRend, splitBinIds[i], &numChannels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + ISAR_POST_REND_ReadOnlyAudioBuffer tmpBuffer = getReadOnlySubBuffer( inBuffer, (int16_t) args.inConfig.binBuses[i].inputChannelIndex, numChannels ); + + if ( ( error = ISAR_POST_REND_FeedInputAudio( hIsarPostRend, splitBinIds[i], tmpBuffer ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + if ( splitBinNeedsNewFrame ) + { + if ( ( error = ISAR_POST_REND_FeedSplitBinauralBitstream( hIsarPostRend, splitBinIds[i], &bitsBuffer ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + } + + if ( ( error = ISAR_POST_REND_GetSplitBinauralSamples( hIsarPostRend, outBuffer, &splitBinNeedsNewFrame ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + + int16_t num_out_channels; + num_out_channels = outBuffer.config.numChannels; + + /* Convert from float to int and from packed to interleaved. + * Values in outFloatBuffer are guaranteed to be within range INT16_MIN:INT16_MAX */ + convertOutputBuffer( outFloatBuffer, outBuffer.config.numSamplesPerChannel, num_out_channels, outInt16Buffer ); + + if ( delayNumSamples == -1 ) + { + if ( args.delayCompensationEnabled ) + { + if ( ISAR_POST_REND_GetDelay( hIsarPostRend, &delayNumSamples, &delayTimeScale ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to get delay of renderer!\n" ); + exit( -1 ); + } + + if ( hSplitRendFileReadWrite != NULL ) + { + uint32_t pre_rend_delay_ns; + split_rend_read_pre_rend_delay_ns( hSplitRendFileReadWrite, &pre_rend_delay_ns ); + delayNumSamples += (int16_t) roundf( (float) pre_rend_delay_ns * delayTimeScale / 1000000000.f ); + } + + delayNumSamples_orig = delayNumSamples; + } + else + { + delayNumSamples = 0; + } + zeroPad = delayNumSamples; + } + + if ( audioWriter != NULL ) + { + if ( delayNumSamples * num_out_channels < outBufferSize ) + { + if ( AudioFileWriter_write( audioWriter, &outInt16Buffer[delayNumSamples * num_out_channels], outBufferSize - ( delayNumSamples * num_out_channels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error writing audio file %s\n", args.outputFilePath ); + exit( -1 ); + } + delayNumSamples = 0; + } + else + { + delayNumSamples -= (int16_t) ( outBufferSize / num_out_channels ); + } + } + + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; + + frame++; + if ( !args.quietModeEnabled ) + { + fprintf( stdout, "%-8d\b\b\b\b\b\b\b\b", frame ); + } + +#ifdef WMOPS + update_mem(); + update_wmops(); +#endif + } + + /* add zeros at the end to have equal length of synthesized signals */ + if ( audioWriter != NULL ) + { + for ( zeroPadToWrite = zeroPad; zeroPadToWrite > frameSize_smpls; zeroPadToWrite -= frameSize_smpls ) + { + memset( outInt16Buffer, 0, outBufferSize * sizeof( int16_t ) ); + if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, outBufferSize ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nOutput audio file writer error\n" ); + exit( -1 ); + } + } + + memset( outInt16Buffer, 0, zeroPadToWrite * outBuffer.config.numChannels * sizeof( int16_t ) ); + if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, zeroPadToWrite * outBuffer.config.numChannels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nOutput audio file writer error\n" ); + exit( -1 ); + } + zeroPadToWrite = 0; + } + + if ( !args.quietModeEnabled && args.delayCompensationEnabled ) + { + fprintf( stdout, "\nRenderer delay: %-5u [samples] - Timescale: %5u\n", delayNumSamples_orig, delayTimeScale ); + } + + fprintf( stdout, "\n\nRendering of %d frames finished\n\n", frame ); + +#ifdef DEBUGGING + int32_t cnt_frames_limited, noClipping; + if ( ( cnt_frames_limited = ISAR_POST_REND_GetCntFramesLimited( hIsarPostRend ) ) > 0 ) + { + fprintf( stdout, "Limiter applied in %d frames.\n\n", cnt_frames_limited ); + } + if ( ( noClipping = ISAR_POST_REND_GetNoCLipping( hIsarPostRend ) ) > 0 ) + { + fprintf( stdout, "Clipping (saturation) detected: %d samples clipped!!!\n\n", noClipping ); + } +#endif + + /* === Close === */ + free( inpInt16Buffer ); + free( inFloatBuffer ); + free( outInt16Buffer ); + free( outFloatBuffer ); + + if ( bitsBufferData != NULL ) + { + free( bitsBufferData ); + } + + split_rend_reader_writer_close( &hSplitRendFileReadWrite ); + SplitRendBFIFileReader_close( &splitRendBFIReader ); + + AudioFileReader_close( &audioReader ); + AudioFileWriter_close( &audioWriter ); + RotationFileReader_close( &headRotReader ); + RotationFileReader_close( &externalOrientationFileReader ); + + ISAR_POST_REND_Close( &hIsarPostRend ); + +#ifdef DEBUGGING + dbgclose(); +#endif +#ifdef WMOPS + print_wmops(); + print_mem( NULL ); +#endif + + return 0; +} + + +#undef WMC_TOOL_SKIP + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/apps/renderer.c b/apps/renderer.c index 639d491c93e9e17583c2328f1b1be7809e9db720..bbe31d47d3a55686b7bcd67a1585e6281e87f24c 100644 --- a/apps/renderer.c +++ b/apps/renderer.c @@ -45,6 +45,10 @@ #include "masa_file_writer.h" #include "render_config_reader.h" #include "rotation_file_reader.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "split_render_file_read_write.h" +#include "split_rend_bfi_file_reader.h" +#endif #include "vector3_pair_file_reader.h" #ifdef DEBUGGING #include "debug.h" @@ -62,7 +66,6 @@ #define RENDERER_MAX_METADATA_LENGTH 8192 #define RENDERER_MAX_METADATA_LINE_LENGTH 1024 - #define IVAS_MAX16B_FLT 32767.0f #define IVAS_MIN16B_FLT ( -32768.0f ) @@ -149,7 +152,13 @@ typedef struct OutputConfig outConfig; char inMetadataFilePaths[RENDERER_MAX_ISM_INPUTS][RENDERER_MAX_CLI_ARG_LENGTH]; int16_t numInMetadataFiles; +#ifdef SPLIT_REND_WITH_HEAD_ROT + char outMetadataFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; +#endif char headRotationFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + char splitRendBFIFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; +#endif char referenceVectorFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; char referenceRotationFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; char externalOrientationFilePath[RENDERER_MAX_CLI_ARG_LENGTH]; @@ -196,6 +205,10 @@ typedef enum CmdLnOptionId_inputMetadata, CmdLnOptionId_listFormats, CmdLnOptionId_inputGain, +#ifdef SPLIT_REND_WITH_HEAD_ROT + CmdLnOptionId_outputMetadata, + CmdLnOptionId_SplitRendBFIFile, +#endif CmdLnOptionId_referenceVectorFile, CmdLnOptionId_exteriorOrientationFile, CmdLnOptionId_framing, @@ -221,7 +234,11 @@ static const CmdLnParser_Option cliOptions[] = { .id = CmdLnOptionId_inputMetadata, .match = "input_metadata", .matchShort = "im", +#ifdef SPLIT_REND_WITH_HEAD_ROT + .description = "Space-separated list of path to metadata files for ISM or MASA inputs or BINAURAL_SPLIT_PCM input mode", +#else .description = "Space-separated list of path to metadata files for ISM or MASA inputs", +#endif }, { .id = CmdLnOptionId_outputFile, @@ -247,6 +264,20 @@ static const CmdLnParser_Option cliOptions[] = { .matchShort = "T", .description = "Head rotation trajectory file for simulation of head tracking (only for binaural outputs)", }, +#ifdef SPLIT_REND_WITH_HEAD_ROT + { + .id = CmdLnOptionId_outputMetadata, + .match = "output_metadata", + .matchShort = "om", + .description = "coded metadata file for BINAURAL_SPLIT_PCM output mode", + }, + { + .id = CmdLnOptionId_SplitRendBFIFile, + .match = "post_rend_bfi_file", + .matchShort = "prbfi", + .description = "Split rendering option: bfi file", + }, +#endif { .id = CmdLnOptionId_refRotFile, .match = "reference_rotation_file", @@ -404,9 +435,15 @@ static void printSupportedAudioConfigs( void ); static IVAS_AUDIO_CONFIG parseAudioConfig( const char *configString ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void convertInputBuffer( const int16_t *intBuffer, const int16_t numIntSamplesPerChannel, const int16_t numFloatSamplesPerChannel, const int16_t numChannels, float *floatBuffer, const int16_t cldfb_in, IVAS_CLDFB_FILTER_BANK_HANDLE *cldfbAna ); + +static void convertOutputBuffer( const float *floatBuffer, const int16_t numSamplesPerChannel, const int16_t numChannels, int16_t *intBuffer, const int16_t cldfb_in, IVAS_CLDFB_FILTER_BANK_HANDLE *cldfbSyn ); +#else static void convertInputBuffer( const int16_t *intBuffer, const int16_t numIntSamplesPerChannel, const int16_t numFloatSamplesPerChannel, const int16_t numChannels, float *floatBuffer ); static void convertOutputBuffer( const float *floatBuffer, const int16_t numSamplesPerChannel, const int16_t numChannels, int16_t *intBuffer ); +#endif /*------------------------------------------------------------------------------------------* @@ -510,7 +547,6 @@ static int16_t getTotalNumInChannels( totalNumInChannels += numInputChannels; } - return totalNumInChannels; } @@ -578,6 +614,43 @@ static float dBToLin( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +static int16_t get_cldfb_in_flag( + const IVAS_AUDIO_CONFIG audioConfig, + const IVAS_RENDER_CONFIG_DATA *renderConfig ) +{ + int16_t cldfb_in_flag; + + cldfb_in_flag = 0; + if ( renderConfig->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) + { +#ifdef DEBUGGING + cldfb_in_flag = 1; +#endif + if ( audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) + { + cldfb_in_flag = 1; + } + } + + return cldfb_in_flag; +} + +static int16_t is_split_pre_rend_mode( + CmdlnArgs *args ) +{ + int16_t flag; + + flag = 0; + if ( args->outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || args->outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + flag = 1; + } + + return flag; +} +#endif + /*------------------------------------------------------------------------------------------* * main() * @@ -592,6 +665,12 @@ int main( RotFileReader *headRotReader = NULL; RotFileReader *externalOrientationFileReader = NULL; RotFileReader *referenceRotReader = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbAna[IVAS_MAX_INPUT_CHANNELS]; + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbSyn[IVAS_MAX_INPUT_CHANNELS]; + int16_t cldfb_in_flag, CLDFBframeSize_smpls; + SplitRendBFIFileReader *splitRendBFIReader = NULL; +#endif Vector3PairFileReader *referenceVectorReader = NULL; hrtfFileReader *hrtfFileReader = NULL; IsmPositionProvider *positionProvider; @@ -605,12 +684,24 @@ int main( AudioFileWriter *audioWriter; int32_t inBufferSize; int32_t outBufferSize; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int32_t bitsBufferSize; +#endif int16_t *inpInt16Buffer; float *inFloatBuffer; int16_t *outInt16Buffer; float *outFloatBuffer; +#ifdef SPLIT_REND_WITH_HEAD_ROT + uint8_t *bitsBufferData = NULL; +#endif IVAS_REND_AudioBuffer inBuffer; IVAS_REND_AudioBuffer outBuffer; +#ifdef SPLIT_REND_WITH_HEAD_ROT + IVAS_REND_BitstreamBuffer bitsBuffer; + SplitFileReadWrite *hSplitRendFileReadWrite; + int16_t delayNumSamples_temp; + int32_t delayTimeScale_temp; +#endif int16_t numSamplesRead; int16_t delayNumSamples = -1; int16_t delayNumSamples_orig = 0; @@ -619,7 +710,6 @@ int main( int32_t delayTimeScale = 0; int16_t i, numChannels; ivas_error error = IVAS_ERR_OK; - bool splitBinNeedsNewFrame = true; #ifdef WMOPS reset_wmops(); @@ -632,6 +722,24 @@ int main( hMasaMetadata[i] = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + hSplitRendFileReadWrite = NULL; + CLDFBframeSize_smpls = 0; + cldfb_in_flag = 0; + bitsBuffer.bits = NULL; + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; + bitsBuffer.config.bufLenInBytes = 0; + bitsBuffer.config.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + bitsBuffer.config.poseCorrection = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + bitsBuffer.config.codec_frame_size_ms = 5; + bitsBuffer.config.isar_frame_size_ms = 20; + bitsBuffer.config.lc3plus_highres = 0; +#else + bitsBuffer.config.codec_frame_size_ms = 20; +#endif +#endif for ( i = 0; i < RENDERER_MAX_MC_INPUTS; ++i ) { lfeRoutingConfigs[i] = NULL; @@ -690,6 +798,13 @@ int main( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( !isEmptyString( args.splitRendBFIFilePath ) ) + { + convert_backslash( args.splitRendBFIFilePath ); + SplitRendBFIFileReader_open( args.splitRendBFIFilePath, &splitRendBFIReader ); + } +#endif if ( !isEmptyString( args.externalOrientationFilePath ) ) { if ( RotationFileReader_open( args.externalOrientationFilePath, &externalOrientationFileReader ) != IVAS_ERR_OK ) @@ -790,6 +905,7 @@ int main( fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); exit( -1 ); } + const int16_t frameSize_smpls = (int16_t) ( ( args.render_framesize ) * args.sampleRate * 5 / ( 1000 ) ); if ( ( error = IVAS_REND_Open( &hIvasRend, args.sampleRate, args.outConfig.audioConfig, args.nonDiegeticPan, args.nonDiegeticPanGain, (int16_t) args.render_framesize ) ) != IVAS_ERR_OK ) @@ -847,22 +963,33 @@ int main( exit( -1 ); } - if ( args.renderConfigFilePath[0] != '\0' ) { IVAS_RENDER_CONFIG_DATA renderConfig; /* sanity check */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL ) && ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) && ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) && !is_split_pre_rend_mode( &args ) ) + { + fprintf( stderr, "\nExternal Renderer Config is supported only when binaural output configurations is used as output OR when Split pre-rendering mode is enabled. Exiting. \n" ); + exit( -1 ); + } +#else if ( ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL ) && ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) && ( args.outConfig.audioConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) { fprintf( stderr, "\nExternal Renderer Config is only supported for binaural output configurations. Exiting. \n" ); exit( -1 ); } +#endif if ( ( error = IVAS_REND_GetRenderConfig( hIvasRend, &renderConfig ) ) != IVAS_ERR_OK ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + fprintf( stderr, "\nIVAS_DEC_GetRenderConfig failed: %s\n", ivas_error_to_string( error ) ); +#else fprintf( stderr, "\nIVAS_DEC_GetRenderConfig failed\n" ); +#endif exit( -1 ); } @@ -890,11 +1017,28 @@ int main( renderConfig.roomAcoustics.override = 1; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* ISAR frame size is set from command line, not renderer config file. + * This will be ignored if output format is not split rendering. */ + renderConfig.split_rend_config.isar_frame_size_ms = (int16_t) args.render_framesize /* given in number of 5ms subframes */ * 5; +#endif +#endif + if ( ( error = IVAS_REND_FeedRenderConfig( hIvasRend, renderConfig ) ) != IVAS_ERR_OK ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + fprintf( stderr, "\nIVAS_REND_FeedRenderConfig failed: %s\n", ivas_error_to_string( error ) ); +#else fprintf( stderr, "\nIVAS_DEC_FeedRenderConfig failed\n" ); +#endif exit( -1 ); } + +#ifdef SPLIT_REND_WITH_HEAD_ROT + CLDFBframeSize_smpls = frameSize_smpls * 2; + cldfb_in_flag = get_cldfb_in_flag( args.outConfig.audioConfig, &renderConfig ); +#endif } if ( ( error = IVAS_REND_SetOrientationTrackingMode( hIvasRend, args.orientation_tracking ) ) != IVAS_ERR_OK ) @@ -1090,7 +1234,6 @@ int main( } } - for ( i = 0; i < args.inConfig.numMasaBuses; ++i ) { if ( ( error = IVAS_REND_AddInput( hIvasRend, args.inConfig.masaBuses[i].audioConfig, &masaIds[i] ) ) != IVAS_ERR_OK ) @@ -1129,17 +1272,160 @@ int main( exit( -1 ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( cldfb_in_flag ) + { + if ( ( error = IVAS_REND_openCldfb( cldfbAna, cldfbSyn, totalNumInChannels, numOutChannels, args.sampleRate ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error in IVAS_REND_openCldfb(): %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + + if ( args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) + { - if ( AudioFileWriter_open( &audioWriter, args.outputFilePath, args.sampleRate, numOutChannels ) != IVAS_ERR_OK ) + IVAS_REND_GetSplitRendBitstreamHeader( hIvasRend, + &bitsBuffer.config.codec, + &bitsBuffer.config.poseCorrection, + &bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + &bitsBuffer.config.isar_frame_size_ms +#endif + ); + + if ( IVAS_REND_GetDelay( hIvasRend, &delayNumSamples_temp, &delayTimeScale_temp ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to get delay of renderer!\n" ); + exit( -1 ); + } + + if ( ( error = split_rend_writer_open( &hSplitRendFileReadWrite, + args.outputFilePath, + delayNumSamples_temp, + delayTimeScale_temp, + bitsBuffer.config.codec, + bitsBuffer.config.poseCorrection, + bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + bitsBuffer.config.isar_frame_size_ms, + args.sampleRate, + bitsBuffer.config.lc3plus_highres +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Could not open split rend metadata file %s\n", args.outputFilePath ); + exit( -1 ); + } + audioWriter = NULL; + } + else { - fprintf( stderr, "Failed to open file: %s\n", args.outputFilePath ); - exit( -1 ); + if ( args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + + IVAS_REND_GetSplitRendBitstreamHeader( hIvasRend, + &bitsBuffer.config.codec, + &bitsBuffer.config.poseCorrection, + &bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + &bitsBuffer.config.isar_frame_size_ms +#endif + ); + + if ( IVAS_REND_GetDelay( hIvasRend, &delayNumSamples_temp, &delayTimeScale_temp ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nUnable to get delay of renderer!\n" ); + exit( -1 ); + } + + if ( ( error = split_rend_writer_open( &hSplitRendFileReadWrite, + args.outMetadataFilePath, + delayNumSamples_temp, + delayTimeScale_temp, + bitsBuffer.config.codec, + bitsBuffer.config.poseCorrection, + bitsBuffer.config.codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + bitsBuffer.config.isar_frame_size_ms, + args.sampleRate, + bitsBuffer.config.lc3plus_highres +#endif + ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Could not open split rend metadata file %s\n", args.outMetadataFilePath ); + exit( -1 ); + } + } +#endif + + if ( AudioFileWriter_open( &audioWriter, args.outputFilePath, args.sampleRate, numOutChannels ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Failed to open file: %s\n", args.outputFilePath ); + exit( -1 ); + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif inBufferSize = frameSize_smpls * totalNumInChannels; outBufferSize = frameSize_smpls * numOutChannels; inpInt16Buffer = malloc( inBufferSize * sizeof( int16_t ) ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( cldfb_in_flag == 0 ) + { + inFloatBuffer = malloc( inBufferSize * sizeof( float ) ); + inBuffer.config.numSamplesPerChannel = (int16_t) frameSize_smpls; + outFloatBuffer = malloc( outBufferSize * sizeof( float ) ); + outBuffer.config.numSamplesPerChannel = (int16_t) frameSize_smpls; + } + else + { + inFloatBuffer = malloc( CLDFBframeSize_smpls * totalNumInChannels * sizeof( float ) ); + inBuffer.config.numSamplesPerChannel = (int16_t) CLDFBframeSize_smpls; + outFloatBuffer = malloc( CLDFBframeSize_smpls * totalNumInChannels * sizeof( float ) ); + outBuffer.config.numSamplesPerChannel = (int16_t) CLDFBframeSize_smpls; + } + outInt16Buffer = malloc( outBufferSize * sizeof( int16_t ) ); + + inBuffer.config.is_cldfb = cldfb_in_flag; + inBuffer.config.numChannels = (int16_t) totalNumInChannels; + inBuffer.data = inFloatBuffer; + + outBuffer.config.is_cldfb = cldfb_in_flag; + outBuffer.config.numChannels = (int16_t) numOutChannels; + outBuffer.data = outFloatBuffer; + + memset( outBuffer.data, 0, outBuffer.config.numSamplesPerChannel * outBuffer.config.numChannels * sizeof( float ) ); + + if ( is_split_pre_rend_mode( &args ) ) + { + bitsBufferSize = SPLIT_REND_BITS_BUFF_SIZE; + } + else + { + bitsBufferSize = 0; + } + + if ( bitsBufferSize > 0 ) + { + bitsBufferData = malloc( bitsBufferSize * sizeof( uint8_t ) ); + } + else + { + bitsBufferData = NULL; + } + + bitsBuffer.bits = bitsBufferData; + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; + bitsBuffer.config.bufLenInBytes = bitsBufferSize; +#else inFloatBuffer = malloc( inBufferSize * sizeof( float ) ); outInt16Buffer = malloc( outBufferSize * sizeof( int16_t ) ); outFloatBuffer = malloc( outBufferSize * sizeof( float ) ); @@ -1151,6 +1437,7 @@ int main( outBuffer.config.numSamplesPerChannel = (int16_t) frameSize_smpls; outBuffer.config.numChannels = (int16_t) numOutChannels; outBuffer.data = outFloatBuffer; +#endif #ifdef WMOPS reset_stack(); @@ -1175,6 +1462,8 @@ int main( num_in_channels = inBuffer.config.numChannels; const bool isCurrentFrameMultipleOf20ms = frame % ( 4 / args.render_framesize ) == 0; + numSamplesRead = 0; + /* Read the input data */ if ( ( error = AudioFileReader_read( audioReader, inpInt16Buffer, (int16_t) inBufferSize, &numSamplesRead ) ) != IVAS_ERR_OK ) { @@ -1182,14 +1471,18 @@ int main( exit( -1 ); } - if ( numSamplesRead == 0 && splitBinNeedsNewFrame ) + if ( numSamplesRead == 0 ) { /* end of input data */ break; } /* Convert from int to float and from interleaved to packed */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + convertInputBuffer( inpInt16Buffer, numSamplesRead, inBuffer.config.numSamplesPerChannel, num_in_channels, inFloatBuffer, inBuffer.config.is_cldfb, cldfbAna ); +#else convertInputBuffer( inpInt16Buffer, numSamplesRead, inBuffer.config.numSamplesPerChannel, num_in_channels, inFloatBuffer ); +#endif int16_t num_subframes, sf_idx; num_subframes = (int16_t) args.render_framesize; @@ -1247,7 +1540,11 @@ int main( exit( -1 ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_REND_SetHeadRotation( hIvasRend, headRot, Pos, DEFAULT_AXIS, sf_idx ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_REND_SetHeadRotation( hIvasRend, headRot, Pos, sf_idx ) ) != IVAS_ERR_OK ) +#endif { fprintf( stderr, "Error setting Head Rotation: %s\n", ivas_error_to_string( error ) ); exit( -1 ); @@ -1263,7 +1560,6 @@ int main( } } - /* Read from external orientation file if specified */ if ( externalOrientationFileReader != NULL ) { @@ -1404,23 +1700,49 @@ int main( } } - - if ( ( error = IVAS_REND_GetSamples( hIvasRend, outBuffer ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( ( error = IVAS_REND_GetSplitBinauralBitstream( hIvasRend, outBuffer, &bitsBuffer ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) ); + exit( -1 ); + } + } + else { +#endif + if ( ( error = IVAS_REND_GetSamples( hIvasRend, outBuffer ) ) != IVAS_ERR_OK ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT + fprintf( stderr, "Error %s\n", ivas_error_to_string( error ) ); +#else fprintf( stderr, "Error in getting samples\n" ); - exit( -1 ); +#endif + exit( -1 ); + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif int16_t num_out_channels; num_out_channels = outBuffer.config.numChannels; /* Convert from float to int and from packed to interleaved. * Values in outFloatBuffer are guaranteed to be within range INT16_MIN:INT16_MAX */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + convertOutputBuffer( outFloatBuffer, outBuffer.config.numSamplesPerChannel, num_out_channels, outInt16Buffer, cldfb_in_flag, cldfbSyn ); +#else convertOutputBuffer( outFloatBuffer, outBuffer.config.numSamplesPerChannel, num_out_channels, outInt16Buffer ); +#endif if ( delayNumSamples == -1 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( args.delayCompensationEnabled && !is_split_pre_rend_mode( &args ) ) +#else if ( args.delayCompensationEnabled ) +#endif { if ( IVAS_REND_GetDelay( hIvasRend, &delayNumSamples, &delayTimeScale ) != IVAS_ERR_OK ) { @@ -1428,7 +1750,6 @@ int main( exit( -1 ); } - delayNumSamples_orig = delayNumSamples; } else @@ -1438,20 +1759,42 @@ int main( zeroPad = delayNumSamples; } - if ( delayNumSamples * num_out_channels < outBufferSize ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( is_split_pre_rend_mode( &args ) ) { - if ( AudioFileWriter_write( audioWriter, &outInt16Buffer[delayNumSamples * num_out_channels], outBufferSize - ( delayNumSamples * num_out_channels ) ) != IVAS_ERR_OK ) + if ( split_rend_write_bitstream_to_file( hSplitRendFileReadWrite, bitsBuffer.bits, &bitsBuffer.config.bitsRead, + &bitsBuffer.config.bitsWritten ) != IVAS_ERR_OK ) { - fprintf( stderr, "Error writing audio file %s\n", args.outputFilePath ); + fprintf( stderr, "\nUnable to write to bitstream file!\n" ); exit( -1 ); } - delayNumSamples = 0; } - else + + if ( audioWriter != NULL ) { - delayNumSamples -= (int16_t) ( outBufferSize / num_out_channels ); +#endif + if ( delayNumSamples * num_out_channels < outBufferSize ) + { + if ( AudioFileWriter_write( audioWriter, &outInt16Buffer[delayNumSamples * num_out_channels], outBufferSize - ( delayNumSamples * num_out_channels ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "Error writing audio file %s\n", args.outputFilePath ); + exit( -1 ); + } + delayNumSamples = 0; + } + else + { + delayNumSamples -= (int16_t) ( outBufferSize / num_out_channels ); + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT } + bitsBuffer.config.bitsRead = 0; + bitsBuffer.config.bitsWritten = 0; +#endif + + /* Write MASA metadata for MASA outputs */ if ( args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_MASA1 || args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_MASA2 ) { @@ -1555,23 +1898,30 @@ int main( } /* add zeros at the end to have equal length of synthesized signals */ - for ( zeroPadToWrite = zeroPad; zeroPadToWrite > frameSize_smpls; zeroPadToWrite -= frameSize_smpls ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( audioWriter != NULL ) { - memset( outInt16Buffer, 0, outBufferSize * sizeof( int16_t ) ); - if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, outBufferSize ) ) != IVAS_ERR_OK ) +#endif + for ( zeroPadToWrite = zeroPad; zeroPadToWrite > frameSize_smpls; zeroPadToWrite -= frameSize_smpls ) + { + memset( outInt16Buffer, 0, outBufferSize * sizeof( int16_t ) ); + if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, outBufferSize ) ) != IVAS_ERR_OK ) + { + fprintf( stderr, "\nOutput audio file writer error\n" ); + exit( -1 ); + } + } + + memset( outInt16Buffer, 0, zeroPadToWrite * outBuffer.config.numChannels * sizeof( int16_t ) ); + if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, zeroPadToWrite * outBuffer.config.numChannels ) ) != IVAS_ERR_OK ) { fprintf( stderr, "\nOutput audio file writer error\n" ); exit( -1 ); } + zeroPadToWrite = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT } - - memset( outInt16Buffer, 0, zeroPadToWrite * outBuffer.config.numChannels * sizeof( int16_t ) ); - if ( ( error = AudioFileWriter_write( audioWriter, outInt16Buffer, zeroPadToWrite * outBuffer.config.numChannels ) ) != IVAS_ERR_OK ) - { - fprintf( stderr, "\nOutput audio file writer error\n" ); - exit( -1 ); - } - zeroPadToWrite = 0; +#endif if ( args.inConfig.numAudioObjects != 0 && ( args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL || args.outConfig.audioConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) @@ -1603,11 +1953,28 @@ int main( free( inFloatBuffer ); free( outInt16Buffer ); free( outFloatBuffer ); + + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( bitsBufferData != NULL ) + { + free( bitsBufferData ); + } +#endif for ( i = 0; i < RENDERER_MAX_MASA_INPUTS; ++i ) { MasaFileReader_close( &masaReaders[i] ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( cldfb_in_flag ) + { + IVAS_REND_closeCldfb( cldfbAna, cldfbSyn ); + } + + split_rend_reader_writer_close( &hSplitRendFileReadWrite ); + SplitRendBFIFileReader_close( &splitRendBFIReader ); +#endif for ( i = 0; i < RENDERER_MAX_MC_INPUTS; ++i ) { @@ -1619,6 +1986,7 @@ int main( RotationFileReader_close( &headRotReader ); RotationFileReader_close( &externalOrientationFileReader ); RotationFileReader_close( &referenceRotReader ); + Vector3PairFileReader_close( &referenceVectorReader ); hrtfFileReader_close( &hrtfFileReader ); IVAS_REND_Close( &hIvasRend ); @@ -1910,8 +2278,13 @@ static bool parseOrientationTracking( static IVAS_AUDIO_CONFIG parseAudioConfig( const char *configString ) { +#ifndef SPLIT_REND_WITH_HEAD_ROT char charBuf[21]; charBuf[20] = '\0'; +#else + char charBuf[25]; + charBuf[24] = '\0'; +#endif strncpy( charBuf, configString, sizeof( charBuf ) - 1 ); charBuf[sizeof( charBuf ) - 1] = '\0'; @@ -1986,6 +2359,16 @@ static IVAS_AUDIO_CONFIG parseAudioConfig( { return IVAS_AUDIO_CONFIG_BINAURAL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( strcmp( charBuf, "BINAURAL_SPLIT_PCM" ) == 0 ) + { + return IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM; + } + if ( strcmp( charBuf, "BINAURAL_SPLIT_CODED" ) == 0 ) + { + return IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED; + } +#endif if ( strcmp( charBuf, "BINAURAL_ROOM_IR" ) == 0 ) { return IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR; @@ -2118,6 +2501,10 @@ static CmdlnArgs defaultArgs( args.numInMetadataFiles = 0; clearString( args.headRotationFilePath ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + clearString( args.outMetadataFilePath ); + clearString( args.splitRendBFIFilePath ); +#endif clearString( args.referenceVectorFilePath ); clearString( args.referenceRotationFilePath ); clearString( args.customHrtfFilePath ); @@ -2210,6 +2597,16 @@ static void parseOption( assert( numOptionValues == 1 ); strncpy( args->headRotationFilePath, optionValues[0], RENDERER_MAX_CLI_ARG_LENGTH - 1 ); break; +#ifdef SPLIT_REND_WITH_HEAD_ROT + case CmdLnOptionId_outputMetadata: + assert( numOptionValues == 1 ); + strncpy( args->outMetadataFilePath, optionValues[0], RENDERER_MAX_CLI_ARG_LENGTH - 1 ); + break; + case CmdLnOptionId_SplitRendBFIFile: + assert( numOptionValues == 1 ); + strncpy( args->splitRendBFIFilePath, optionValues[0], RENDERER_MAX_CLI_ARG_LENGTH - 1 ); + break; +#endif case CmdLnOptionId_referenceVectorFile: assert( numOptionValues == 1 ); strncpy( args->referenceVectorFilePath, optionValues[0], RENDERER_MAX_CLI_ARG_LENGTH - 1 ); @@ -3212,6 +3609,10 @@ static void printSupportedAudioConfigs( void ) "ISMx (input only)", "MASAx", "BINAURAL (output only)", +#ifdef SPLIT_REND_WITH_HEAD_ROT + "BINAURAL_SPLIT_PCM", + "BINAURAL_SPLIT_CODED", +#endif "BINAURAL_ROOM_IR (output only)", "BINAURAL_ROOM_REVERB (output only)", }; @@ -3308,28 +3709,80 @@ static void convertInputBuffer( const int16_t numIntSamplesPerChannel, const int16_t numFloatSamplesPerChannel, const int16_t numChannels, - float *floatBuffer ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + float *floatBuffer, + const int16_t cldfb_in_flag, + IVAS_CLDFB_FILTER_BANK_HANDLE *cldfbAna +#else + float *floatBuffer +#endif +) { int16_t chnl, smpl, i; i = 0; - for ( smpl = 0; smpl < numFloatSamplesPerChannel; ++smpl ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( cldfb_in_flag ) { - for ( chnl = 0; chnl < numChannels; ++chnl ) + int16_t slotIdx, numCldfbBands, numFloatPcmSamples; + float fIn[IVAS_MAX_OUTPUT_CHANNELS][IVAS_MAX_FRAME_SIZE]; + + numFloatPcmSamples = numFloatSamplesPerChannel >> 1; + numCldfbBands = numFloatPcmSamples / IVAS_CLDFB_NO_COL_MAX; + + /* CLDFB Analysis*/ + assert( numIntSamplesPerChannel <= IVAS_MAX_OUTPUT_CHANNELS * IVAS_MAX_FRAME_SIZE ); + for ( smpl = 0; smpl < numFloatPcmSamples; ++smpl ) { - if ( i < numIntSamplesPerChannel ) + for ( chnl = 0; chnl < numChannels; ++chnl ) { - floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = (float) intBuffer[i]; + if ( i < numIntSamplesPerChannel ) + { + fIn[chnl][smpl] = (float) intBuffer[i]; + } + else + { + fIn[chnl][smpl] = 0.f; + } + + ++i; } - else + } + + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + for ( slotIdx = 0; slotIdx < IVAS_CLDFB_NO_COL_MAX; slotIdx++ ) { - floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = 0.f; + IVAS_REND_cldfbAnalysis_ts_wrapper( &fIn[chnl][numCldfbBands * slotIdx], + &floatBuffer[( chnl * numFloatSamplesPerChannel ) + ( 2 * slotIdx * numCldfbBands )], + &floatBuffer[numCldfbBands + ( chnl * numFloatSamplesPerChannel ) + ( 2 * slotIdx * numCldfbBands )], + numCldfbBands, cldfbAna[chnl] ); } + } + } + else + { +#endif + for ( smpl = 0; smpl < numFloatSamplesPerChannel; ++smpl ) + { + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + if ( i < numIntSamplesPerChannel ) + { + floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = (float) intBuffer[i]; + } + else + { + floatBuffer[chnl * numFloatSamplesPerChannel + smpl] = 0.f; + } - ++i; + ++i; + } } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif return; } @@ -3345,32 +3798,92 @@ static void convertOutputBuffer( const float *floatBuffer, const int16_t numSamplesPerChannel, const int16_t numChannels, - int16_t *intBuffer ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t *intBuffer, + const int16_t cldfb_in_flag, + IVAS_CLDFB_FILTER_BANK_HANDLE *cldfbSyn +#else + int16_t *intBuffer +#endif +) { int16_t chnl, smpl, i; float temp; i = 0; - for ( smpl = 0; smpl < numSamplesPerChannel; ++smpl ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( cldfb_in_flag ) { + int16_t slotIdx, numCldfbBands, numPcmSamples, b; + float fIn[IVAS_MAX_OUTPUT_CHANNELS][IVAS_MAX_FRAME_SIZE]; + float re[IVAS_MAX_OUTPUT_CHANNELS][IVAS_CLDFB_NO_COL_MAX][IVAS_CLDFB_NO_CHANNELS_MAX]; + float im[IVAS_MAX_OUTPUT_CHANNELS][IVAS_CLDFB_NO_COL_MAX][IVAS_CLDFB_NO_CHANNELS_MAX]; + + numPcmSamples = numSamplesPerChannel >> 1; + numCldfbBands = numPcmSamples / IVAS_CLDFB_NO_COL_MAX; + + /* CLDFB Synthesis*/ for ( chnl = 0; chnl < numChannels; ++chnl ) { - temp = floatBuffer[chnl * numSamplesPerChannel + smpl]; - temp = (float) floor( temp + 0.5f ); - if ( temp > IVAS_MAX16B_FLT ) + for ( slotIdx = 0; slotIdx < IVAS_CLDFB_NO_COL_MAX; slotIdx++ ) { - temp = IVAS_MAX16B_FLT; + for ( b = 0; b < numCldfbBands; b++ ) + { + re[chnl][slotIdx][b] = floatBuffer[( chnl * numSamplesPerChannel ) + ( 2 * slotIdx * numCldfbBands ) + b]; + im[chnl][slotIdx][b] = floatBuffer[numCldfbBands + ( chnl * numSamplesPerChannel ) + ( 2 * slotIdx * numCldfbBands ) + b]; + } } - else if ( temp < IVAS_MIN16B_FLT ) + } + + /* Implement CLDFB synthesis */ + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + float *RealBuffer[IVAS_CLDFB_NO_COL_MAX]; + float *ImagBuffer[IVAS_CLDFB_NO_COL_MAX]; + + for ( slotIdx = 0; slotIdx < IVAS_CLDFB_NO_COL_MAX; slotIdx++ ) { - temp = IVAS_MIN16B_FLT; + RealBuffer[slotIdx] = re[chnl][slotIdx]; + ImagBuffer[slotIdx] = im[chnl][slotIdx]; } - intBuffer[i] = (int16_t) temp; - ++i; + IVAS_REND_cldfbSynthesis_wrapper( RealBuffer, ImagBuffer, &( fIn[chnl][0] ), numCldfbBands * IVAS_CLDFB_NO_COL_MAX, cldfbSyn[chnl] ); } + for ( smpl = 0; smpl < numPcmSamples; ++smpl ) + { + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + intBuffer[i] = (int16_t) roundf( fIn[chnl][smpl] ); + ++i; + } + } + } + else + { +#endif + for ( smpl = 0; smpl < numSamplesPerChannel; ++smpl ) + { + for ( chnl = 0; chnl < numChannels; ++chnl ) + { + temp = floatBuffer[chnl * numSamplesPerChannel + smpl]; + temp = (float) floor( temp + 0.5f ); + if ( temp > IVAS_MAX16B_FLT ) + { + temp = IVAS_MAX16B_FLT; + } + else if ( temp < IVAS_MIN16B_FLT ) + { + temp = IVAS_MIN16B_FLT; + } + intBuffer[i] = (int16_t) temp; + + ++i; + } + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif return; } diff --git a/lib_com/common_api_types.h b/lib_com/common_api_types.h index 2152ca30a509aca2c29c445e46d6e929fe8cf36b..55de101469bd41dfc862fc23a1c0c41f797d7083 100644 --- a/lib_com/common_api_types.h +++ b/lib_com/common_api_types.h @@ -57,6 +57,12 @@ #define IVAS_MAX_PARAM_SPATIAL_SUBFRAMES 4 #define IVAS_ROOM_ABS_COEFF 6 +/* Maximum buffer length (per channel) in samples */ +#define MAX_BUFFER_LENGTH_PER_CHANNEL ( L_FRAME48k ) + +/* Frame size required when rendering to binaural */ +#define BINAURAL_RENDERING_FRAME_SIZE_MS 5 + /*----------------------------------------------------------------------------------* * Common API enum for output audio configurations *----------------------------------------------------------------------------------*/ @@ -195,6 +201,96 @@ typedef struct _IVAS_JBM_TRACE_DATA } IVAS_JBM_TRACE_DATA; +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------------------* + * Split rendering API constants, structures, and enums + *----------------------------------------------------------------------------------*/ + +#define ISAR_MAX_SPLIT_REND_BITRATE 768000 +#define ISAR_MAX_SPLIT_REND_BITS_BUFFER_SIZE_IN_BYTES ( ( ( (int32_t) ISAR_MAX_SPLIT_REND_BITRATE / IVAS_NUM_FRAMES_PER_SEC ) + 7 ) >> 3 ) +#define ISAR_SPLIT_REND_ADDITIONAL_BYTES_TO_READ 1 +#define SPLIT_REND_BITS_BUFF_SIZE ( ISAR_MAX_SPLIT_REND_BITS_BUFFER_SIZE_IN_BYTES + ISAR_SPLIT_REND_ADDITIONAL_BYTES_TO_READ ) + +typedef enum +{ + DEFAULT_AXIS, + YAW, + PITCH, + ROLL, + YAW_PITCH, + YAW_ROLL, + PITCH_ROLL + +} ISAR_SPLIT_REND_ROT_AXIS; + +typedef enum +{ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB, + +} ISAR_SPLIT_REND_POSE_CORRECTION_MODE; + +typedef enum +{ + ISAR_SPLIT_REND_CODEC_LCLD, + ISAR_SPLIT_REND_CODEC_LC3PLUS, + ISAR_SPLIT_REND_CODEC_DEFAULT, /* Will use LCLD for CLDFB rendering paths and LC3plus for TD rendering paths */ + ISAR_SPLIT_REND_CODEC_NONE + +} ISAR_SPLIT_REND_CODEC; + +typedef enum +{ + ISAR_SPLIT_REND_RENDERER_SELECTION_CREND, + ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV, + ISAR_SPLIT_REND_RENDERER_SELECTION_PARAMBIN, + ISAR_SPLIT_REND_RENDERER_SELECTION_TDREND, + ISAR_SPLIT_REND_RENDERER_SELECTION_DEFAULT, + +} ISAR_SPLIT_REND_RENDERER_SELECTION; + +typedef struct _ISAR_SPLIT_REND_BITS_DATA +{ + uint8_t *bits_buf; + int32_t buf_len; /*size of bits_buf in bytes. This field should be set by allocator of bits_buf*/ + int32_t bits_written; + int32_t bits_read; + int16_t codec_frame_size_ms; + ISAR_SPLIT_REND_CODEC codec; + ISAR_SPLIT_REND_POSE_CORRECTION_MODE pose_correction; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t isar_frame_size_ms; + int16_t lc3plus_highres; +#endif + +} ISAR_SPLIT_REND_BITS_DATA, *ISAR_SPLIT_REND_BITS_HANDLE; + +typedef struct _ISAR_SPLIT_REND_CONFIG +{ + int32_t splitRendBitRate; /*Bit rate for split rendering mode, if "pcm_out" is set then "splitRendBitRate" is used as a limit for MD bitrate */ + int16_t hq_mode; /*High quality 3DOF mode with additional side information. Requires more pre-renditions. */ + int16_t dof; /*flag to specify if pose correction is needed for 1, 2 or 3 degree of freedoms*/ + /*The axis can be set dynamically per frame based on a file input */ + /*possible values: + 1 - (1dof correction. By default YAW correction) + 2 - (2dof correction. By default YAW and PITCH correction) + 3 - (3dof correction. By default YAW, PITCH and ROLL correction) + */ + int16_t codec_delay_ms; /*PLACEHOLDER (currently being ignored) : look ahead delay of the codec that is used to code BIN signal output of pre-renderer*/ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t isar_frame_size_ms; /* ISAR bit stream frame size in milliseconds */ +#endif + int16_t codec_frame_size_ms; /* Codec frame size in milliseconds, only relevant with LC3plus */ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode; + ISAR_SPLIT_REND_CODEC codec; + ISAR_SPLIT_REND_RENDERER_SELECTION rendererSelection; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t lc3plus_highres; +#endif + +} ISAR_SPLIT_REND_CONFIG_DATA, *ISAR_SPLIT_REND_CONFIG_HANDLE; +#endif + /*----------------------------------------------------------------------------------* * Renderer API structures and enums *----------------------------------------------------------------------------------*/ @@ -234,8 +330,26 @@ typedef struct _IVAS_RENDER_CONFIG IVAS_RENDER_TYPE_OVERRIDE renderer_type_override; #endif IVAS_ROOM_ACOUSTICS_CONFIG_DATA roomAcoustics; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_CONFIG_DATA split_rend_config; +#endif float directivity[IVAS_MAX_NUM_OBJECTS * 3]; } IVAS_RENDER_CONFIG_DATA, *IVAS_RENDER_CONFIG_HANDLE; +typedef struct +{ + int16_t numSamplesPerChannel; + int16_t numChannels; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t is_cldfb; +#endif +} IVAS_REND_AudioBufferConfig; + +typedef struct +{ + IVAS_REND_AudioBufferConfig config; + float *data; +} IVAS_REND_AudioBuffer; + #endif /* COMMON_API_TYPES_H */ diff --git a/lib_com/delay_comp.c b/lib_com/delay_comp.c index 0075e5106ea2828918114ca8bbeb8ad129cf5a58..9826da247457911e186fd4a91c08ebbfa24216b5 100644 --- a/lib_com/delay_comp.c +++ b/lib_com/delay_comp.c @@ -51,10 +51,15 @@ /*! r: delay value in ns */ int32_t get_delay( - const int16_t enc_dec, /* i : encoder/decoder flag */ - const int32_t io_fs, /* i : input/output sampling frequency */ - const IVAS_FORMAT ivas_format, /* i : IVAS format */ + const int16_t enc_dec, /* i : encoder/decoder flag */ + const int32_t io_fs, /* i : input/output sampling frequency */ + const IVAS_FORMAT ivas_format, /* i : IVAS format */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + HANDLE_CLDFB_FILTER_BANK hCldfb, /* i : Handle of Cldfb analysis */ + const AUDIO_CONFIG output_config /* i : decoder output config */ +#else HANDLE_CLDFB_FILTER_BANK hCldfb /* i : Handle of Cldfb analysis */ +#endif ) { int32_t delay = 0; @@ -97,11 +102,18 @@ int32_t get_delay( { delay = IVAS_DEC_DELAY_NS; - if ( hCldfb != NULL ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) { - /* compensate for filterbank delay */ - delay += IVAS_FB_DEC_DELAY_NS; +#endif + if ( hCldfb != NULL ) + { + /* compensate for filterbank delay */ + delay += IVAS_FB_DEC_DELAY_NS; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif if ( ivas_format == MASA_FORMAT || ivas_format == MASA_ISM_FORMAT ) { diff --git a/lib_com/ivas_cnst.h b/lib_com/ivas_cnst.h index b3f2f932cf5bcde3863b1a0b6c761214442c3211..e96a7e55dd4d10486800220e2625ef362fd16aec 100644 --- a/lib_com/ivas_cnst.h +++ b/lib_com/ivas_cnst.h @@ -1524,8 +1524,6 @@ typedef enum #define HEADROT_SHMAT_DIM2 ( HEADROT_SHMAT_DIM * HEADROT_SHMAT_DIM ) - - /*----------------------------------------------------------------------------------* * TD Binaural Object renderer *----------------------------------------------------------------------------------*/ diff --git a/lib_com/ivas_error.h b/lib_com/ivas_error.h index b61819ea3d9500e14ad6e1ab8098c84d29b4b0f8..08cae1d00bcfc8df50fd048e0b29dcb8ad7f73f9 100644 --- a/lib_com/ivas_error.h +++ b/lib_com/ivas_error.h @@ -103,6 +103,12 @@ typedef enum * input data errors * *----------------------------------------*/ IVAS_ERR_INVALID_BITSTREAM = 0x2000, +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + IVAS_ERR_UNEXPECTED_LC3PLUS_BITSTREAM, + IVAS_ERR_UNEXPECTED_LC3PLUS_BITSTREAM_CONFIG, +#endif +#endif /*----------------------------------------* * hardware errors * @@ -141,6 +147,10 @@ typedef enum IVAS_ERR_ACOUSTIC_ENVIRONMENT_MISSING, IVAS_ERR_INVALID_ER_PARAM, IVAS_ERR_DIRECTIVITY_PATTERN_ID_MISSING, +#ifdef SPLIT_REND_WITH_HEAD_ROT + IVAS_ERR_LC3PLUS_INVALID_BITRATE, + IVAS_ERR_INVALID_SPLIT_REND_CONFIG, +#endif /*----------------------------------------* * unknown error * @@ -239,6 +249,12 @@ static inline const char *ivas_error_to_string( ivas_error error_code ) return "Wrong mode"; case IVAS_ERR_HEAD_ROTATION_NOT_SUPPORTED: return "Head rotation not supported"; +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_ERR_LC3PLUS_INVALID_BITRATE: + return "Specified split rendering bit rate is not supported"; + case IVAS_ERR_INVALID_SPLIT_REND_CONFIG: + return "Specified split rendering configuration is invalid"; +#endif case IVAS_ERR_EXT_ORIENTATION_NOT_SUPPORTED: return "External orientation not supported"; case IVAS_ERR_DIRECTIVITY_NOT_SUPPORTED: diff --git a/lib_rend/ivas_limiter.c b/lib_com/ivas_limiter.c similarity index 99% rename from lib_rend/ivas_limiter.c rename to lib_com/ivas_limiter.c index 0953e8a825dc3aecfe8a51b004da4a2400884199..a4cf152df3da23d5a759b42659769012106cd15e 100644 --- a/lib_rend/ivas_limiter.c +++ b/lib_com/ivas_limiter.c @@ -34,7 +34,7 @@ #include "options.h" #include #include "prot.h" -#include "ivas_prot_rend.h" +#include "ivas_prot.h" #include "wmc_auto.h" #include diff --git a/lib_com/ivas_prot.h b/lib_com/ivas_prot.h index a55aacc85de6da49f8988667c23350770c1e26aa..ca56994eaa6ec9c725513033f7c3746d2e5e7cac 100644 --- a/lib_com/ivas_prot.h +++ b/lib_com/ivas_prot.h @@ -42,6 +42,7 @@ #include "stat_com.h" #include "ivas_stat_enc.h" #include "ivas_stat_dec.h" +#include "ivas_stat_rend.h" #include "ivas_stat_com.h" #include "ivas_error_utils.h" @@ -307,6 +308,11 @@ ivas_error ivas_output_buff_dec( const int16_t nchan_out_buff /* i : number of output channels */ ); + +ivas_error get_channel_config( + const AUDIO_CONFIG config, + char *str ); + ivas_error stereo_dmx_evs_init_encoder( STEREO_DMX_EVS_ENC_HANDLE *hStereoDmxEVS, /* o : Stereo downmix for EVS encoder handle */ const int32_t input_Fs /* i : input sampling rate */ @@ -324,7 +330,12 @@ ivas_error ivas_dec( ivas_error ivas_dec_setup( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); ivas_error create_sce_dec( @@ -664,7 +675,12 @@ ivas_error ivas_mc_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ const int16_t idx, /* i : LS config. index */ uint16_t *nSamplesRendered, /* o : samples flushed from last frame (JBM) */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); /*! r: MC format mode (MCT, McMASA, ParamMC) */ @@ -811,7 +827,12 @@ ivas_error ivas_jbm_dec_render( const uint16_t nSamplesAsked, /* i : number of samples wanted */ uint16_t *nSamplesRendered, /* o : number of samples rendered */ uint16_t *nSamplesAvailableNext, /* o : number of samples still available in the rendering pipeline */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); ivas_error ivas_jbm_dec_flush_renderer( @@ -823,7 +844,12 @@ ivas_error ivas_jbm_dec_flush_renderer( const MC_MODE mc_mode_old, /* i : old MC mode */ const ISM_MODE ism_mode_old, /* i : old ISM mode */ uint16_t *nSamplesRendered, /* o : number of samples flushed */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); void ivas_jbm_dec_feed_tc_to_renderer( @@ -1088,7 +1114,12 @@ ivas_error ivas_ism_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ const ISM_MODE last_ism_mode, /* i/o: last ISM mode */ uint16_t *nSamplesRendered, /* o : number of samples flushed on renderer change*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); ivas_error ivas_param_ism_dec_open( @@ -3469,7 +3500,12 @@ void ivas_sba_set_cna_cng_flag( ivas_error ivas_sba_dec_reconfigure( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesFlushed, /* o : number of samples flushed */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); ivas_error ivas_sba_digest_tc( @@ -4956,7 +4992,12 @@ void ivas_masa_enc_reconfigure( ivas_error ivas_masa_dec_reconfigure( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); ivas_error ivas_masa_encode( @@ -5204,13 +5245,21 @@ void ivas_binaural_cldfb_sf( void ivas_binRenderer( BINAURAL_RENDERER_HANDLE hBinRenderer, /* i/o: binaural renderer handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, +#endif COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined head and external orientation handle */ const int16_t numTimeSlots, /* i : number of time slots to process */ #ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG HEAD_TRACK_DATA_HANDLE hPostRendHeadTrackData, #endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Rotated Binaural signals */ + float Cldfb_ImagBuffer_Binaural[][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Rotated Binaural signals */ +#else float Cldfb_RealBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ float Cldfb_ImagBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ +#endif float RealBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i : LS signals */ float ImagBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX] /* i : LS signals */ ); @@ -5659,7 +5708,12 @@ ivas_error ivas_omasa_enc_config( ivas_error ivas_omasa_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else int16_t *data /* o : output synthesis signal */ +#endif ); void ivas_omasa_set_config( @@ -5938,6 +5992,56 @@ int16_t ivas_get_num_bands_from_bw_idx( const int16_t bwidth /* i : audio bandwidth */ ); +void Euler2Quat( + const float yaw, /* i : yaw (x) */ + const float pitch, /* i : pitch (y) */ + const float roll, /* i : roll (z) */ + IVAS_QUATERNION *quat /* o : quaternion describing the rotation */ +); + +float deg2rad( + float degrees +); + +#ifdef SPLIT_REND_WITH_HEAD_ROT +void Quat2EulerDegree( + const IVAS_QUATERNION quat, /* i : quaternion describing the rotation */ + float *yaw, /* o : yaw */ + float *pitch, /* o : pitch */ + float *roll /* o : roll */ +); +#endif + +/*----------------------------------------------------------------------------------* + * Limiter prototypes + *----------------------------------------------------------------------------------*/ + +ivas_error ivas_limiter_open( + IVAS_LIMITER_HANDLE *hLimiter_out, /* o : limiter struct handle */ + const int16_t num_channels, /* i : number of I/O channels */ + const int32_t sampling_rate /* i : sampling rate for processing */ +); + +void ivas_limiter_close( + IVAS_LIMITER_HANDLE* phLimiter /* i/o: pointer to limiter handle, can be NULL */ +); + +void ivas_limiter_dec +( + IVAS_LIMITER_HANDLE hLimiter, /* i/o: limiter struct handle */ + float *output[MAX_OUTPUT_CHANNELS], /* i/o: input/output buffer */ + const int16_t num_channels, /* i : number of channels to be processed */ + const int16_t output_frame, /* i : number of samples per channel in the buffer */ + const int16_t BER_detect /* i : BER detect flag */ +); + +void limiter_process( + IVAS_LIMITER_HANDLE hLimiter, /* i/o: limiter struct handle */ + const int16_t output_frame, /* i : number of samples to be processed per channel in the I/O buffer */ + const float threshold, /* i : signal amplitude above which limiting starts to be applied */ + const int16_t BER_detect, /* i : BER detect flag */ + int16_t *strong_saturation_cnt /* i/o: counter of strong saturations (can be NULL) */ +); /* clang-format on */ diff --git a/lib_com/ivas_rotation_com.c b/lib_com/ivas_rotation_com.c new file mode 100644 index 0000000000000000000000000000000000000000..eb9eb61c38566ec7c149723149f5c69aaa498398 --- /dev/null +++ b/lib_com/ivas_rotation_com.c @@ -0,0 +1,137 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "ivas_cnst.h" +#include +#include +#include "options.h" +#include +#include "cnst.h" +#include "prot.h" +#include "ivas_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + +/*------------------------------------------------------------------------- + * Euler2Quat() + * + * Calculate corresponding Quaternion from Euler angles in radians + *------------------------------------------------------------------------*/ + +void Euler2Quat( + const float yaw, /* i : yaw (x) */ + const float pitch, /* i : pitch (y) */ + const float roll, /* i : roll (z) */ + IVAS_QUATERNION *quat /* o : quaternion describing the rotation */ +) +{ + float cr = cosf( roll * 0.5f ); + float sr = sinf( roll * 0.5f ); + float cp = cosf( pitch * 0.5f ); + float sp = sinf( pitch * 0.5f ); + float cy = cosf( yaw * 0.5f ); + float sy = sinf( yaw * 0.5f ); + quat->w = cr * cp * cy + sr * sp * sy; + quat->x = sr * cp * cy - cr * sp * sy; + quat->y = sr * cp * sy + cr * sp * cy; + quat->z = cr * cp * sy - sr * sp * cy; + + return; +} + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*------------------------------------------------------------------------- + * Quat2EulerDegree() + * + * Quaternion handling: calculate corresponding Euler angles in degrees + *------------------------------------------------------------------------*/ + +void Quat2EulerDegree( + const IVAS_QUATERNION quat, /* i : quaternion describing the rotation */ + float *yaw, /* o : yaw */ + float *pitch, /* o : pitch */ + float *roll /* o : roll */ +) +{ + if ( quat.w != -3.0 ) + { + float p; + *yaw = atan2f( 2 * ( quat.w * quat.x + quat.y * quat.z ), 1 - 2 * ( quat.x * quat.x + quat.y * quat.y ) ); + p = 2 * ( quat.w * quat.y - quat.z * quat.x ); + p = max( -1.0f, min( 1.0f, p ) ); + *pitch = asinf( p ); + *roll = atan2f( 2 * ( quat.w * quat.z + quat.x * quat.y ), 1 - 2 * ( quat.y * quat.y + quat.z * quat.z ) ); + *yaw *= _180_OVER_PI; + *pitch *= _180_OVER_PI; + *roll *= _180_OVER_PI; + } + else + { + /* Euler angles in R_X(roll)*R_Y(pitch)*R_Z(yaw) convention + * + * yaw: rotate scene counter-clockwise in the horizontal plane + * pitch: rotate scene in the median plane, increase elevation with positive values + * roll: rotate scene from the right ear to the top + */ + *yaw = quat.z; + *pitch = quat.y; + *roll = quat.x; + } + + return; +} +#endif + + +/*------------------------------------------------------------------------- + * deg2rad() + * + * Converts degrees to normalized radians + *------------------------------------------------------------------------*/ + +float deg2rad( + float degrees ) +{ + while ( degrees >= 180.0f ) + { + degrees = degrees - 360.0f; + } + while ( degrees <= -180.0f ) + { + degrees = degrees + 360.0f; + } + + return PI_OVER_180 * degrees; +} diff --git a/lib_com/options.h b/lib_com/options.h index a95e3f51fb5654949c3b38f1c223c838763a2044..3d44e7ae6147e5cf70583aa90bb6771e322f6aae 100644 --- a/lib_com/options.h +++ b/lib_com/options.h @@ -133,6 +133,7 @@ /*Split Rendering Debug switches*/ /*#define DBG_WAV_WRITER*/ /* add debugging function dbgwrite_wav() */ +/*#define SPLIT_REND_WITH_HEAD_ROT_DEBUG*/ /* debugging switch for split rendering */ /*#define SPLIT_POSE_CORRECTION_DEBUG*/ /* debugging switch for split rendering pose correction */ /*#define SPLIT_MD_CODING_DEBUG*/ /* debugging switch for split rendering metadata coding */ @@ -186,6 +187,10 @@ #define BASOP_NOGLOB /* Disable global symbols in BASOPs, Overflow/Carry in BASOPs disabled, additional BASOPs in case of Overflow */ +#define SPLIT_REND_WITH_HEAD_ROT /* Dlb,FhG: Split Rendering contributions 21 and 35 */ +#define ISAR_BITSTREAM_UPDATE_LC3PLUS /* FhG: Multiple improvements to the ISAR bitstream when LC3plus is used. See MR 1456 for details. */ +#define SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + /* clang-format on */ diff --git a/lib_com/prot.h b/lib_com/prot.h index 61352b5d1880d7036a4c759a04c0f80d21bf1de3..6ecc24c5ec30975ea8668090b7315f7f8b25df3e 100644 --- a/lib_com/prot.h +++ b/lib_com/prot.h @@ -721,6 +721,10 @@ int32_t get_delay( const int32_t io_fs, /* i : input/output sampling frequency */ const IVAS_FORMAT ivas_format, /* i : IVAS format */ HANDLE_CLDFB_FILTER_BANK hCldfb /* i : Handle of Cldfb analysis */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + , + const AUDIO_CONFIG output_config /* i : decoder output config */ +#endif ); void decision_matrix_enc( diff --git a/lib_dec/ACcontextMapping_dec.c b/lib_dec/ACcontextMapping_dec.c index 5139106d9fe8834d8fed53536ae2a244c34fd936..5ea080a9d13ba206b7a614d9125f5ee8d458edaa 100644 --- a/lib_dec/ACcontextMapping_dec.c +++ b/lib_dec/ACcontextMapping_dec.c @@ -348,9 +348,11 @@ int16_t RCcontextMapping_decode2_no_mem_s17_LCS( int16_t lastnz, n; uint16_t r; int16_t resQBits; +#ifdef DEBUGGING + int16_t nbbits_m2; int16_t rest_bits; +#endif int16_t nt_half; - int16_t nbbits_m2; int16_t bits_tups; /* No. of bits for coding the no. of tuples */ set_s( x, 0, nt ); @@ -424,8 +426,10 @@ int16_t RCcontextMapping_decode2_no_mem_s17_LCS( /* Initialize range decoder */ rc_uni_dec_init( &rc_st_dec, &st->bit_stream[st->next_bit_pos], nbbits ); /* (nbbits + 30) entries are read by the decoder */ +#ifdef DEBUGGING nbbits_m2 = nbbits; rest_bits = -nbbits_m2; +#endif /* Main Loop through the 2-tuples */ for ( k = 0; k < lastnz; k += 2 ) @@ -484,11 +488,13 @@ int16_t RCcontextMapping_decode2_no_mem_s17_LCS( a += a1 << lev; b += b1 << lev; +#ifdef DEBUGGING /* Add 2 LSB bits per bit-plane */ rest_bits += 2 * lev; /* Sign bits */ rest_bits += min( a, 1 ); rest_bits += min( b, 1 ); +#endif /* Update bitstream pointer */ st->next_bit_pos = start_bit_pos + bits_tups + rc_uni_dec_virtual_finish( &rc_st_dec ); @@ -570,8 +576,10 @@ int16_t RCcontextMapping_decode2_no_mem_s17_LCS( /* Initialize range decoder */ rc_uni_dec_init( &rc_st_dec, &st->bit_stream[st->next_bit_pos], nbbits ); /* (nbbits + 30) entries are read by the decoder */ +#ifdef DEBUGGING nbbits_m2 = nbbits; rest_bits = -nbbits_m2; +#endif t = 0; s = 0; @@ -624,11 +632,13 @@ int16_t RCcontextMapping_decode2_no_mem_s17_LCS( a += a1 << lev; b += b1 << lev; +#ifdef DEBUGGING /* Add 2 LSB bits per bit-plane */ rest_bits += 2 * lev; /* Sign bits */ rest_bits += min( a, 1 ); rest_bits += min( b, 1 ); +#endif /* Update bitstream pointer */ st->next_bit_pos = start_bit_pos + bits_tups + rc_uni_dec_virtual_finish( &rc_st_dec ); diff --git a/lib_dec/ivas_binRenderer_internal.c b/lib_dec/ivas_binRenderer_internal.c index c6dfce0f5c29df783325880e44852222a55c0a40..a90150817a741e3d86897019355f34bd396018f9 100644 --- a/lib_dec/ivas_binRenderer_internal.c +++ b/lib_dec/ivas_binRenderer_internal.c @@ -60,7 +60,12 @@ static void ivas_binRenderer_filterModule( float CLDFB_real[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i : real part of LS signals */ float CLDFB_imag[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i : imag part of LS signals */ const int16_t numTimeSlots, /* i : number of time slots to process */ - BINAURAL_RENDERER_HANDLE hBinRenderer /* i/o: fastconv binaural renderer handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + BINAURAL_RENDERER_HANDLE hBinRenderer, /* i/o: fastconv binaural renderer handle */ + const int16_t pos_idx /* i : pose index */ +#else + BINAURAL_RENDERER_HANDLE hBinRenderer /* i/o: fastconv binaural renderer handle */ +#endif ) { int16_t bandIdx, k, chIdx, tapIdx; @@ -71,8 +76,13 @@ static void ivas_binRenderer_filterModule( { for ( chIdx = 0; chIdx < hBinRenderer->nInChannels; chIdx++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + filterStatesLeftRealPtr = (float *) &( hBinRenderer->hBinRenConvModule->filterStatesLeftReal[pos_idx][bandIdx][chIdx][0] ); + filterStatesLeftImagPtr = (float *) &( hBinRenderer->hBinRenConvModule->filterStatesLeftImag[pos_idx][bandIdx][chIdx][0] ); +#else filterStatesLeftRealPtr = (float *) &( hBinRenderer->hBinRenConvModule->filterStatesLeftReal[bandIdx][chIdx][0] ); filterStatesLeftImagPtr = (float *) &( hBinRenderer->hBinRenConvModule->filterStatesLeftImag[bandIdx][chIdx][0] ); +#endif filterTapsLeftRealPtr = hBinRenderer->hBinRenConvModule->filterTapsLeftReal[bandIdx][chIdx]; filterTapsLeftImagPtr = hBinRenderer->hBinRenConvModule->filterTapsLeftImag[bandIdx][chIdx]; @@ -127,10 +137,19 @@ static ivas_error ivas_binRenderer_convModuleOpen( const int16_t renderer_type, const int16_t isLoudspeaker, const AUDIO_CONFIG input_config, - const HRTFS_FASTCONV_HANDLE hHrtf ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + const HRTFS_FASTCONV_HANDLE hHrtf, + const int16_t num_poses +#else + const HRTFS_FASTCONV_HANDLE hHrtf +#endif +) { int16_t bandIdx, chIdx; BINRENDERER_CONV_MODULE_HANDLE hBinRenConvModule; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif /*-----------------------------------------------------------------* * prepare library opening @@ -241,6 +260,56 @@ static ivas_error ivas_binRenderer_convModuleOpen( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( hBinRenConvModule->filterStatesLeftReal = (float ****) malloc( num_poses * sizeof( float *** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + if ( ( hBinRenConvModule->filterStatesLeftImag = (float ****) malloc( num_poses * sizeof( float *** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + if ( ( hBinRenConvModule->filterStatesLeftReal[pos_idx] = (float ***) malloc( hBinRenderer->conv_band * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + if ( ( hBinRenConvModule->filterStatesLeftImag[pos_idx] = (float ***) malloc( hBinRenderer->conv_band * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + for ( bandIdx = 0; bandIdx < hBinRenderer->conv_band; bandIdx++ ) + { + if ( ( hBinRenConvModule->filterStatesLeftReal[pos_idx][bandIdx] = (float **) malloc( hBinRenderer->nInChannels * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + if ( ( hBinRenConvModule->filterStatesLeftImag[pos_idx][bandIdx] = (float **) malloc( hBinRenderer->nInChannels * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + for ( chIdx = 0; chIdx < hBinRenderer->nInChannels; chIdx++ ) + { + if ( ( hBinRenConvModule->filterStatesLeftReal[pos_idx][bandIdx][chIdx] = (float *) malloc( hBinRenConvModule->numTapsArray[bandIdx] * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + + if ( ( hBinRenConvModule->filterStatesLeftImag[pos_idx][bandIdx][chIdx] = (float *) malloc( hBinRenConvModule->numTapsArray[bandIdx] * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Convolution Module \n" ) ); + } + } + } + } +#else if ( ( hBinRenConvModule->filterStatesLeftReal = (float ***) malloc( hBinRenderer->conv_band * sizeof( float ** ) ) ) == NULL ) { @@ -277,6 +346,7 @@ static ivas_error ivas_binRenderer_convModuleOpen( } } } +#endif /* SPLIT_REND_WITH_HEAD_ROT */ /* set memories */ for ( bandIdx = 0; bandIdx < hBinRenderer->conv_band; bandIdx++ ) @@ -317,9 +387,11 @@ static ivas_error ivas_binRenderer_convModuleOpen( if ( renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM ) { +#ifndef SPLIT_REND_WITH_HEAD_ROT /* set the memories to zero */ set_zero( hBinRenConvModule->filterStatesLeftReal[bandIdx][chIdx], hBinRenConvModule->numTapsArray[bandIdx] ); set_zero( hBinRenConvModule->filterStatesLeftImag[bandIdx][chIdx], hBinRenConvModule->numTapsArray[bandIdx] ); +#endif if ( isLoudspeaker ) { hBinRenConvModule->filterTapsLeftReal[bandIdx][chIdx] = hHrtf->leftBRIRReal[bandIdx][tmp]; @@ -337,9 +409,11 @@ static ivas_error ivas_binRenderer_convModuleOpen( } else { +#ifndef SPLIT_REND_WITH_HEAD_ROT /* set the memories to zero */ set_zero( hBinRenConvModule->filterStatesLeftReal[bandIdx][chIdx], hBinRenConvModule->numTaps ); set_zero( hBinRenConvModule->filterStatesLeftImag[bandIdx][chIdx], hBinRenConvModule->numTaps ); +#endif if ( isLoudspeaker ) { hBinRenConvModule->filterTapsLeftReal[bandIdx][chIdx] = hHrtf->leftHRIRReal[bandIdx][tmp]; @@ -382,6 +456,20 @@ static ivas_error ivas_binRenderer_convModuleOpen( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + for ( bandIdx = 0; bandIdx < hBinRenderer->conv_band; bandIdx++ ) + { + for ( chIdx = 0; chIdx < hBinRenderer->nInChannels; chIdx++ ) + { + /* set the memories to zero */ + set_zero( hBinRenConvModule->filterStatesLeftReal[pos_idx][bandIdx][chIdx], hBinRenConvModule->numTapsArray[bandIdx] ); + set_zero( hBinRenConvModule->filterStatesLeftImag[pos_idx][bandIdx][chIdx], hBinRenConvModule->numTapsArray[bandIdx] ); + } + } + } +#endif hBinRenderer->hBinRenConvModule = hBinRenConvModule; @@ -883,6 +971,100 @@ static void ivas_binaural_obtain_DMX( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*------------------------------------------------------------------------- + * ivas_rend_openCldfbRend() + * + * Allocate and initialize CLDFB fast conv renderer handle + *------------------------------------------------------------------------*/ + +ivas_error +ivas_rend_openCldfbRend( + CLDFB_REND_WRAPPER *pCldfbRend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs ) +{ + BINAURAL_RENDERER_HANDLE hBinRenderer; + int16_t convBand; + ivas_error error; + + error = IVAS_ERR_OK; + + /*-----------------------------------------------------------------* + * prepare library opening + *-----------------------------------------------------------------*/ + + if ( ( hBinRenderer = (BINAURAL_RENDERER_HANDLE) malloc( sizeof( BINAURAL_RENDERER ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Binaural Renderer\n" ) ); + } + + if ( ( hBinRenderer->hInputSetup = (IVAS_OUTPUT_SETUP_HANDLE) malloc( sizeof( IVAS_OUTPUT_SETUP ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for output setup Binaural Renderer\n" ) ); + } + + hBinRenderer->rotInCldfb = 1; + hBinRenderer->ivas_format = SBA_FORMAT; + + hBinRenderer->max_band = (int16_t) ( ( BINAURAL_MAXBANDS * output_Fs ) / 48000 ); + convBand = hBinRenderer->max_band; + + hBinRenderer->timeSlots = MAX_PARAM_SPATIAL_SUBFRAMES; /* Corresponds to 5 msec sound to motion latency */ + + if ( convBand > BINAURAL_CONVBANDS ) + { + hBinRenderer->conv_band = BINAURAL_CONVBANDS; + } + else + { + hBinRenderer->conv_band = convBand; + } + + hBinRenderer->hInputSetup->is_loudspeaker_setup = 0; + hBinRenderer->hInputSetup->output_config = inConfig; + if ( ( error = getAudioConfigNumChannels( inConfig, &hBinRenderer->hInputSetup->nchan_out_woLFE ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + hBinRenderer->numPoses = pMultiBinPoseData->num_poses + 1; +#else + hBinRenderer->numPoses = pMultiBinPoseData->num_poses; +#endif + } + else + { + hBinRenderer->numPoses = 1; + } + + /* Load HRTF tables */ + if ( ( error = ivas_binaural_hrtf_open( &pCldfbRend->hHrtfFastConv, hBinRenderer->hInputSetup->output_config, RENDERER_BINAURAL_FASTCONV ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Allocate memories and buffers needed for convolutional module */ + if ( ( error = ivas_binRenderer_convModuleOpen( hBinRenderer, RENDERER_BINAURAL_FASTCONV, hBinRenderer->hInputSetup->is_loudspeaker_setup, inConfig, pCldfbRend->hHrtfFastConv, hBinRenderer->numPoses ) ) != IVAS_ERR_OK ) + { + return error; + } + + pCldfbRend->binaural_latency_ns = (int32_t) ( FASTCONV_HOA3_latency_s * 1000000000.f ); + hBinRenderer->hReverb = NULL; + hBinRenderer->hEFAPdata = NULL; + + pCldfbRend->hCldfbRend = hBinRenderer; + + return error; +} +#endif + /*------------------------------------------------------------------------- * ivas_binRenderer_open() * @@ -917,6 +1099,20 @@ ivas_error ivas_binRenderer_open( hBinRenderer->rotInCldfb = 1; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + hBinRenderer->numPoses = st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses + 1; +#else + hBinRenderer->numPoses = st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses; +#endif + } + else + { + hBinRenderer->numPoses = 1; + } +#endif /* Declare some common variables needed for renderer */ /* Which format used for binaural rendering (needed for late reverb) ? MC or SBA */ @@ -961,7 +1157,11 @@ ivas_error ivas_binRenderer_open( IVAS_OUTPUT_SETUP out_setup; /* Allocate memories and buffers needed for convolutional module in CICP19 */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_binRenderer_convModuleOpen( hBinRenderer, st_ivas->renderer_type, 1, IVAS_AUDIO_CONFIG_7_1_4, st_ivas->hHrtfFastConv, hBinRenderer->numPoses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_binRenderer_convModuleOpen( hBinRenderer, st_ivas->renderer_type, 1, IVAS_AUDIO_CONFIG_7_1_4, st_ivas->hHrtfFastConv ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -982,7 +1182,11 @@ ivas_error ivas_binRenderer_open( else { /* Allocate memories and buffers needed for convolutional module */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_binRenderer_convModuleOpen( hBinRenderer, st_ivas->renderer_type, st_ivas->hIntSetup.is_loudspeaker_setup, st_ivas->hIntSetup.output_config, st_ivas->hHrtfFastConv, hBinRenderer->numPoses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_binRenderer_convModuleOpen( hBinRenderer, st_ivas->renderer_type, st_ivas->hIntSetup.is_loudspeaker_setup, st_ivas->hIntSetup.output_config, st_ivas->hHrtfFastConv ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1079,10 +1283,18 @@ ivas_error ivas_binRenderer_open( *------------------------------------------------------------------------*/ static void ivas_binRenderer_convModuleClose( +#ifdef SPLIT_REND_WITH_HEAD_ROT + BINAURAL_RENDERER_HANDLE *hBinRenderer, /* i/o: fastconv binaural renderer handle */ + const int16_t num_poses /* i : number of poses */ +#else BINAURAL_RENDERER_HANDLE *hBinRenderer /* i/o: fastconv binaural renderer handle */ +#endif ) { int16_t bandIdx, chIdx; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t posIdx; +#endif BINRENDERER_CONV_MODULE_HANDLE hBinRenConvModule; hBinRenConvModule = ( *hBinRenderer )->hBinRenConvModule; @@ -1119,6 +1331,39 @@ static void ivas_binRenderer_convModuleClose( free( hBinRenConvModule->filterTapsRightImag ); hBinRenConvModule->filterTapsRightImag = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( posIdx = 0; posIdx < num_poses; posIdx++ ) + { + for ( bandIdx = 0; bandIdx < ( *hBinRenderer )->conv_band; bandIdx++ ) + { + for ( chIdx = 0; chIdx < ( *hBinRenderer )->nInChannels; chIdx++ ) + { + free( hBinRenConvModule->filterStatesLeftReal[posIdx][bandIdx][chIdx] ); + hBinRenConvModule->filterStatesLeftReal[posIdx][bandIdx][chIdx] = NULL; + + free( hBinRenConvModule->filterStatesLeftImag[posIdx][bandIdx][chIdx] ); + hBinRenConvModule->filterStatesLeftImag[posIdx][bandIdx][chIdx] = NULL; + } + + free( hBinRenConvModule->filterStatesLeftReal[posIdx][bandIdx] ); + hBinRenConvModule->filterStatesLeftReal[posIdx][bandIdx] = NULL; + + free( hBinRenConvModule->filterStatesLeftImag[posIdx][bandIdx] ); + hBinRenConvModule->filterStatesLeftImag[posIdx][bandIdx] = NULL; + } + + free( hBinRenConvModule->filterStatesLeftReal[posIdx] ); + hBinRenConvModule->filterStatesLeftReal[posIdx] = NULL; + + free( hBinRenConvModule->filterStatesLeftImag[posIdx] ); + hBinRenConvModule->filterStatesLeftImag[posIdx] = NULL; + } + free( hBinRenConvModule->filterStatesLeftReal ); + hBinRenConvModule->filterStatesLeftReal = NULL; + + free( hBinRenConvModule->filterStatesLeftImag ); + hBinRenConvModule->filterStatesLeftImag = NULL; +#else for ( bandIdx = 0; bandIdx < ( *hBinRenderer )->conv_band; bandIdx++ ) { for ( chIdx = 0; chIdx < ( *hBinRenderer )->nInChannels; chIdx++ ) @@ -1142,6 +1387,7 @@ static void ivas_binRenderer_convModuleClose( free( hBinRenConvModule->filterStatesLeftImag ); hBinRenConvModule->filterStatesLeftImag = NULL; +#endif free( ( *hBinRenderer )->hBinRenConvModule ); ( *hBinRenderer )->hBinRenConvModule = NULL; @@ -1167,7 +1413,11 @@ void ivas_binRenderer_close( if ( ( *hBinRenderer )->hBinRenConvModule != NULL ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_binRenderer_convModuleClose( hBinRenderer, ( *hBinRenderer )->numPoses ); +#else ivas_binRenderer_convModuleClose( hBinRenderer ); +#endif } if ( ( *hBinRenderer )->hReverb != NULL ) @@ -1281,6 +1531,7 @@ void ivas_binaural_add_LFE( { int16_t render_lfe, idx_lfe; float gain; + float lfe_tc[L_FRAME48k]; if ( st_ivas->hBinRenderer != NULL ) { @@ -1304,10 +1555,10 @@ void ivas_binaural_add_LFE( for ( idx_lfe = 0; idx_lfe < st_ivas->hIntSetup.num_lfe; idx_lfe++ ) { - v_multc( input_f[st_ivas->hIntSetup.index_lfe[idx_lfe]], gain, input_f[st_ivas->hIntSetup.index_lfe[idx_lfe]], output_frame ); + v_multc( input_f[st_ivas->hIntSetup.index_lfe[idx_lfe]], gain, lfe_tc, output_frame ); /* copy LFE to left and right channels */ - v_add( output_f[0], input_f[st_ivas->hIntSetup.index_lfe[idx_lfe]], output_f[0], output_frame ); - v_add( output_f[1], input_f[st_ivas->hIntSetup.index_lfe[idx_lfe]], output_f[1], output_frame ); + v_add( output_f[0], lfe_tc, output_f[0], output_frame ); + v_add( output_f[1], lfe_tc, output_f[1], output_frame ); } } @@ -1329,8 +1580,13 @@ void ivas_binaural_cldfb( { float Cldfb_RealBuffer[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#else float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif int16_t slot_idx, subframeIdx, index_slot, idx_in, idx_lfe, maxBand, ch; /* Implement a 5 msec loops */ @@ -1361,11 +1617,36 @@ void ivas_binaural_cldfb( idx_in++; } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*LFE handling for split rendering cases*/ + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + for ( idx_lfe = 0; idx_lfe < st_ivas->hIntSetup.num_lfe; idx_lfe++ ) + { + ch = st_ivas->hIntSetup.index_lfe[idx_lfe]; + cldfbAnalysis_ts( &( output_f[ch][maxBand * index_slot] ), Cldfb_RealBuffer[idx_in][slot_idx], Cldfb_ImagBuffer[idx_in][slot_idx], maxBand, st_ivas->cldfbAnaDec[idx_in] ); + idx_in++; + } + + if ( st_ivas->hSplitBinRend.hCldfbDataOut != NULL ) + { + for ( ch = 0; ch < ( st_ivas->hIntSetup.nchan_out_woLFE + st_ivas->hIntSetup.num_lfe ); ch++ ) + { + mvr2r( Cldfb_RealBuffer[ch][slot_idx], st_ivas->hSplitBinRend.hCldfbDataOut->Cldfb_RealBuffer[ch][( subframeIdx * JBM_CLDFB_SLOTS_IN_SUBFRAME ) + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer[ch][slot_idx], st_ivas->hSplitBinRend.hCldfbDataOut->Cldfb_ImagBuffer[ch][( subframeIdx * JBM_CLDFB_SLOTS_IN_SUBFRAME ) + slot_idx], maxBand ); + } + st_ivas->hSplitBinRend.hCldfbDataOut->config = st_ivas->hIntSetup.output_config; + } + } +#endif } /* Implement binaural rendering */ ivas_binRenderer( st_ivas->hBinRenderer, +#ifdef SPLIT_REND_WITH_HEAD_ROT + &st_ivas->hSplitBinRend.splitrend.multiBinPoseData, +#endif st_ivas->hCombinedOrientationData, JBM_CLDFB_SLOTS_IN_SUBFRAME, #ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG @@ -1374,7 +1655,45 @@ void ivas_binaural_cldfb( Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer, Cldfb_ImagBuffer ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + int16_t pos_idx; + for ( slot_idx = 0; slot_idx < JBM_CLDFB_SLOTS_IN_SUBFRAME; slot_idx++ ) + { + if ( st_ivas->hIntSetup.num_lfe > 0 ) + { + v_multc( Cldfb_RealBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], GAIN_LFE, Cldfb_RealBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], maxBand ); + v_multc( Cldfb_ImagBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], GAIN_LFE, Cldfb_ImagBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], maxBand ); + } + } + for ( pos_idx = 0; pos_idx < st_ivas->hBinRenderer->numPoses; pos_idx++ ) + { + for ( slot_idx = 0; slot_idx < JBM_CLDFB_SLOTS_IN_SUBFRAME; slot_idx++ ) + { + for ( ch = 0; ch < st_ivas->hDecoderConfig->nchan_out; ch++ ) + { + if ( st_ivas->hIntSetup.num_lfe > 0 ) + { + v_add( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], + Cldfb_RealBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], + Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], + maxBand ); + + v_add( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], + Cldfb_ImagBuffer[st_ivas->hIntSetup.nchan_out_woLFE][slot_idx], + Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], + maxBand ); + } + + mvr2r( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend.hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][( subframeIdx * JBM_CLDFB_SLOTS_IN_SUBFRAME ) + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend.hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][( subframeIdx * JBM_CLDFB_SLOTS_IN_SUBFRAME ) + slot_idx], maxBand ); + } + } + } + } +#endif /* update combined orientation access index */ ivas_combined_orientation_update_index( st_ivas->hCombinedOrientationData, maxBand * MAX_PARAM_SPATIAL_SUBFRAMES ); @@ -1388,8 +1707,13 @@ void ivas_binaural_cldfb( for ( slot_idx = 0; slot_idx < MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[0][ch][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[0][ch][slot_idx]; +#else RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch][slot_idx]; ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch][slot_idx]; +#endif } cldfbSynthesis( RealBuffer, ImagBuffer, &( output_f[ch][index_slot * maxBand] ), maxBand * MAX_PARAM_SPATIAL_SUBFRAMES, st_ivas->cldfbSynDec[ch] ); @@ -1415,8 +1739,13 @@ void ivas_binaural_cldfb_sf( { float Cldfb_RealBuffer[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#else float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif int16_t slot_idx, subframeIdx, index_slot, idx_in, idx_lfe, maxBand, ch; int16_t slots_to_render, first_sf, last_sf; int16_t slot_index_start, slot_index_start_cldfb; @@ -1462,11 +1791,43 @@ void ivas_binaural_cldfb_sf( idx_in++; } } +<<<<<<< HEAD + +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*LFE handling for split rendering cases*/ + if ( ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) || + ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) + { + for ( idx_lfe = 0; idx_lfe < st_ivas->hIntSetup.num_lfe; idx_lfe++ ) + { + ch = st_ivas->hIntSetup.index_lfe[idx_lfe]; + cldfbAnalysis_ts( &( output_f[ch][maxBand * index_slot] ), Cldfb_RealBuffer[idx_in][slot_idx], Cldfb_ImagBuffer[idx_in][slot_idx], maxBand, st_ivas->cldfbAnaDec[idx_in] ); + idx_in++; + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hSplitBinRend.hCldfbDataOut != NULL ) + { + for ( ch = 0; ch < ( st_ivas->hIntSetup.nchan_out_woLFE + st_ivas->hIntSetup.num_lfe ); ch++ ) + { + mvr2r( Cldfb_RealBuffer[ch][slot_idx], st_ivas->hSplitBinRend.hCldfbDataOut->Cldfb_RealBuffer[ch][slot_index_start + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer[ch][slot_idx], st_ivas->hSplitBinRend.hCldfbDataOut->Cldfb_ImagBuffer[ch][slot_index_start + slot_idx], maxBand ); + } + st_ivas->hSplitBinRend.hCldfbDataOut->config = st_ivas->hIntSetup.output_config; + } +#endif + } +#endif + == == == = +>>>>>>> float-pc } /* Implement binaural rendering */ ivas_binRenderer( st_ivas->hBinRenderer, +#ifdef SPLIT_REND_WITH_HEAD_ROT + &st_ivas->hSplitBinRend.splitrend.multiBinPoseData, +#endif st_ivas->hCombinedOrientationData, st_ivas->hTcBuffer->subframe_nbslots[subframeIdx], #ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG @@ -1477,6 +1838,23 @@ void ivas_binaural_cldfb_sf( Cldfb_RealBuffer, Cldfb_ImagBuffer ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + int16_t pos_idx; + for ( pos_idx = 0; pos_idx < st_ivas->hBinRenderer->numPoses; pos_idx++ ) + { + for ( slot_idx = 0; slot_idx < st_ivas->hTcBuffer->subframe_nbslots[subframeIdx]; slot_idx++ ) + { + for ( ch = 0; ch < st_ivas->hDecoderConfig->nchan_out; ch++ ) + { + mvr2r( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend.hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_index_start + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend.hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_index_start + slot_idx], maxBand ); + } + } + } + } +#endif /* update combined orientation access index */ ivas_combined_orientation_update_index( st_ivas->hCombinedOrientationData, maxBand * st_ivas->hTcBuffer->subframe_nbslots[subframeIdx] ); @@ -1489,8 +1867,13 @@ void ivas_binaural_cldfb_sf( for ( slot_idx = 0; slot_idx < st_ivas->hTcBuffer->subframe_nbslots[subframeIdx]; slot_idx++ ) { - RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch][slot_idx]; - ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch][slot_idx]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[0][ch][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[0][ch][slot_idx]; +#else + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch][slot_idx]; +#endif } cldfbSynthesis( RealBuffer, ImagBuffer, &( output_f[ch][slot_index_start_cldfb * maxBand] ), maxBand * st_ivas->hTcBuffer->subframe_nbslots[subframeIdx], st_ivas->cldfbSynDec[ch] ); @@ -1513,24 +1896,62 @@ void ivas_binaural_cldfb_sf( *-------------------------------------------------------------------------*/ void ivas_binRenderer( - BINAURAL_RENDERER_HANDLE hBinRenderer, /* i/o: binaural renderer handle */ + BINAURAL_RENDERER_HANDLE hBinRenderer, /* i/o: binaural renderer handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, +#endif COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined head and external orientation handle*/ const int16_t numTimeSlots, /* i : number of time slots to render */ #ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG HEAD_TRACK_DATA_HANDLE hPostRendHeadTrackData, #endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Rotated Binaural signals */ + float Cldfb_ImagBuffer_Binaural[][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Rotated Binaural signals */ +#else float Cldfb_RealBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ float Cldfb_ImagBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ - float RealBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i : LS signals */ - float ImagBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX] /* i : LS signals */ +#endif + float RealBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i : LS signals */ + float ImagBuffer[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX] /* i : LS signals */ ) { int16_t chIdx, k; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx, num_poses; + float RealBuffer_local[MAX_OUTPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float ImagBuffer_local[MAX_OUTPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif push_wmops( "fastconv_binaural_rendering" ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + num_poses = hBinRenderer->numPoses; +#endif /* Compute Convolution */ /* memory reset for the binaural output */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + for ( chIdx = 0; chIdx < BINAURAL_CHANNELS; chIdx++ ) + { + for ( k = 0; k < numTimeSlots; k++ ) + { + set_zero( Cldfb_RealBuffer_Binaural[pos_idx][chIdx][k], CLDFB_NO_CHANNELS_MAX ); + set_zero( Cldfb_ImagBuffer_Binaural[pos_idx][chIdx][k], CLDFB_NO_CHANNELS_MAX ); + } + } + } + + for ( chIdx = 0; chIdx < hBinRenderer->hInputSetup->nchan_out_woLFE; chIdx++ ) + { + for ( k = 0; k < numTimeSlots; k++ ) + { + mvr2r( RealBuffer[chIdx][k], RealBuffer_local[chIdx][k], CLDFB_NO_CHANNELS_MAX ); + mvr2r( ImagBuffer[chIdx][k], ImagBuffer_local[chIdx][k], CLDFB_NO_CHANNELS_MAX ); + } + } +#else for ( chIdx = 0; chIdx < BINAURAL_CHANNELS; chIdx++ ) { for ( k = 0; k < numTimeSlots; k++ ) @@ -1539,6 +1960,7 @@ void ivas_binRenderer( set_zero( Cldfb_ImagBuffer_Binaural[chIdx][k], CLDFB_NO_CHANNELS_MAX ); } } +#endif /* Head rotation in HOA3 or CICPx */ if ( hCombinedOrientationData != NULL && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] && hBinRenderer->rotInCldfb ) @@ -1568,8 +1990,73 @@ void ivas_binRenderer( ivas_sba2mc_cldfb( *( hBinRenderer->hInputSetup ), RealBuffer, ImagBuffer, hBinRenderer->nInChannels, hBinRenderer->conv_band, numTimeSlots, hBinRenderer->hoa_dec_mtx ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_binRenderer_filterModule( Cldfb_RealBuffer_Binaural[0], Cldfb_ImagBuffer_Binaural[0], RealBuffer, ImagBuffer, numTimeSlots, hBinRenderer, 0 ); +#else ivas_binRenderer_filterModule( Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, RealBuffer, ImagBuffer, numTimeSlots, hBinRenderer ); +#endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pMultiBinPoseData != NULL ) + { + if ( pMultiBinPoseData->num_poses > 1 ) + { + IVAS_QUATERNION Quaternions_rel, Quaternions_abs, *Quaternions_ref; + float Rmat_local[3][3]; + + if ( hCombinedOrientationData && hBinRenderer->rotInCldfb ) + { + Quaternions_ref = &hCombinedOrientationData->Quaternions[0]; + Quaternions_rel.w = -3.0f; /*euler*/ + Quaternions_abs.w = -3.0f; + + if ( hCombinedOrientationData->shd_rot_max_order == 0 ) + { + /*HOA signal already rotated by DirAC*/ + Quaternions_abs.x = 0.0f; + Quaternions_abs.y = 0.0f; + Quaternions_abs.z = 0.0f; + } + else + { + /*euler*/ + Quat2EulerDegree( *Quaternions_ref, &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + } + + for ( pos_idx = 1; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + for ( chIdx = 0; chIdx < hBinRenderer->hInputSetup->nchan_out_woLFE; chIdx++ ) + { + for ( k = 0; k < numTimeSlots; k++ ) + { + mvr2r( RealBuffer_local[chIdx][k], RealBuffer[chIdx][k], CLDFB_NO_CHANNELS_MAX ); + mvr2r( ImagBuffer_local[chIdx][k], ImagBuffer[chIdx][k], CLDFB_NO_CHANNELS_MAX ); + } + } + Quaternions_rel.x = pMultiBinPoseData->relative_head_poses[pos_idx][0] - pMultiBinPoseData->relative_head_poses[pos_idx - 1][0]; + Quaternions_rel.y = pMultiBinPoseData->relative_head_poses[pos_idx][1] - pMultiBinPoseData->relative_head_poses[pos_idx - 1][1]; + Quaternions_rel.z = pMultiBinPoseData->relative_head_poses[pos_idx][2] - pMultiBinPoseData->relative_head_poses[pos_idx - 1][2]; + Quaternions_abs.x = Quaternions_abs.x + Quaternions_rel.x; + Quaternions_abs.y = Quaternions_abs.y + Quaternions_rel.y; + Quaternions_abs.z = Quaternions_abs.z + Quaternions_rel.z; + + QuatToRotMat( Quaternions_abs, Rmat_local ); + + if ( hBinRenderer->hInputSetup->is_loudspeaker_setup ) + { + rotateFrame_sd_cldfb( Rmat_local, RealBuffer, ImagBuffer, hBinRenderer->hInputSetup, hBinRenderer->hEFAPdata, numTimeSlots, hBinRenderer->conv_band ); + } + else + { + rotateFrame_shd_cldfb( RealBuffer, ImagBuffer, Rmat_local, hBinRenderer->hInputSetup->nchan_out_woLFE, numTimeSlots, 3 ); + } + + ivas_binRenderer_filterModule( Cldfb_RealBuffer_Binaural[pos_idx], Cldfb_ImagBuffer_Binaural[pos_idx], RealBuffer, ImagBuffer, numTimeSlots, hBinRenderer, pos_idx ); + } + } + } + } +#endif /* Obtain the binaural dmx and compute the reverb */ if ( hBinRenderer->hReverb != NULL ) @@ -1597,9 +2084,18 @@ void ivas_binRenderer( { for ( k = 0; k < numTimeSlots; k++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + /* Combine first and second parts to generate binaural output signal with room effect */ + v_add( Cldfb_RealBuffer_Binaural[pos_idx][chIdx][k], reverbRe[chIdx][k], Cldfb_RealBuffer_Binaural[pos_idx][chIdx][k], hBinRenderer->conv_band ); + v_add( Cldfb_ImagBuffer_Binaural[pos_idx][chIdx][k], reverbIm[chIdx][k], Cldfb_ImagBuffer_Binaural[pos_idx][chIdx][k], hBinRenderer->conv_band ); + } +#else /* Combine first and second parts to generate binaural output signal with room effect */ v_add( Cldfb_RealBuffer_Binaural[chIdx][k], reverbRe[chIdx][k], Cldfb_RealBuffer_Binaural[chIdx][k], hBinRenderer->conv_band ); v_add( Cldfb_ImagBuffer_Binaural[chIdx][k], reverbIm[chIdx][k], Cldfb_ImagBuffer_Binaural[chIdx][k], hBinRenderer->conv_band ); +#endif } } } @@ -1607,3 +2103,92 @@ void ivas_binRenderer( pop_wmops(); return; } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*------------------------------------------------------------------------- + * ivas_rend_CldfbMultiBinRendProcess() + * + * + *-------------------------------------------------------------------------*/ + +void ivas_rend_CldfbMultiBinRendProcess( + const BINAURAL_RENDERER_HANDLE hCldfbRend, + const COMBINED_ORIENTATION_HANDLE *pCombinedOrientationData, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Real[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ + float Cldfb_Out_Imag[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t low_res_pre_rend_rot, + const int16_t num_subframes ) +{ + int16_t slot_idx, ch_idx, idx, pose_idx, i, j; + int16_t sf_idx; + float Cldfb_RealBuffer_sfIn[MAX_INPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_sfIn[MAX_INPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HEAD_TRACK_DATA head_track_post; + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES + 1][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES + 1][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#else + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( slot_idx = 0; slot_idx < MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + idx = sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES + slot_idx; + for ( ch_idx = 0; ch_idx < hCldfbRend->nInChannels; ch_idx++ ) + { + mvr2r( &Cldfb_In_Real[ch_idx][idx][0], &Cldfb_RealBuffer_sfIn[ch_idx][slot_idx][0], hCldfbRend->max_band ); + mvr2r( &Cldfb_In_Imag[ch_idx][idx][0], &Cldfb_ImagBuffer_sfIn[ch_idx][slot_idx][0], hCldfbRend->max_band ); + } + } + + if ( ( *pCombinedOrientationData ) != NULL ) + { + if ( ( low_res_pre_rend_rot ) && ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) ) + { + ( *pCombinedOrientationData )->Quaternions[sf_idx] = ( *pCombinedOrientationData )->Quaternions[0]; + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + ( *pCombinedOrientationData )->Rmat[sf_idx][i][j] = ( *pCombinedOrientationData )->Rmat[0][i][j]; + } + } + } + ( *pCombinedOrientationData )->shd_rot_max_order = -1; + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + head_track_post.num_quaternions = 0; + head_track_post.shd_rot_max_order = -1; + head_track_post.Quaternions[0] = ivas_split_rend_get_sf_rot_data( pHeadRotData->headPositionsPostRend, sf_idx ); +#endif + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + ivas_binRenderer( hCldfbRend, pMultiBinPoseData, *pCombinedOrientationData, MAX_PARAM_SPATIAL_SUBFRAMES, &head_track_post, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer_sfIn, Cldfb_ImagBuffer_sfIn ); +#else + ivas_binRenderer( hCldfbRend, pMultiBinPoseData, *pCombinedOrientationData, MAX_PARAM_SPATIAL_SUBFRAMES, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer_sfIn, Cldfb_ImagBuffer_sfIn ); +#endif + for ( pose_idx = 0; pose_idx < hCldfbRend->numPoses; pose_idx++ ) + { + for ( slot_idx = 0; slot_idx < MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + idx = sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES + slot_idx; + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + mvr2r( &Cldfb_RealBuffer_Binaural[pose_idx][ch_idx][slot_idx][0], &Cldfb_Out_Real[( pose_idx * BINAURAL_CHANNELS ) + ch_idx][idx][0], hCldfbRend->max_band ); + mvr2r( &Cldfb_ImagBuffer_Binaural[pose_idx][ch_idx][slot_idx][0], &Cldfb_Out_Imag[( pose_idx * BINAURAL_CHANNELS ) + ch_idx][idx][0], hCldfbRend->max_band ); + } + } + } + } + + return; +} +#endif diff --git a/lib_dec/ivas_dirac_dec.c b/lib_dec/ivas_dirac_dec.c index 725ea879bb4b8762e8eabaff5fdbc34ca65eb65e..53223dd6b5df566eeb735a8947bc2cdf920cacae 100644 --- a/lib_dec/ivas_dirac_dec.c +++ b/lib_dec/ivas_dirac_dec.c @@ -765,6 +765,9 @@ ivas_error ivas_dirac_dec_config( int16_t need_parambin; int16_t dec_param_estim_old; int16_t dec_param_estim_new; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t num_poses, pos_idx; +#endif error = IVAS_ERR_OK; @@ -775,6 +778,14 @@ ivas_error ivas_dirac_dec_config( hodirac_flag = ivas_get_hodirac_flag( st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->sba_analysis_order ); dec_param_estim_old = ( dec_config_flag == DIRAC_RECONFIGURE ) ? st_ivas->hDirAC->hConfig->dec_param_estim : FALSE; +#ifdef SPLIT_REND_WITH_HEAD_ROT + num_poses = 1; + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + num_poses = st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses; + } +#endif + sparfoa_flag = 0; if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_FOA && st_ivas->ivas_format == SBA_FORMAT && !hodirac_flag ) { @@ -810,7 +821,11 @@ ivas_error ivas_dirac_dec_config( if ( !need_parambin ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif } need_dirac_rend = 0; @@ -862,7 +877,11 @@ ivas_error ivas_dirac_dec_config( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] == NULL ) +#else if ( st_ivas->hDiracDecBin == NULL ) +#endif { if ( ( error = ivas_dirac_dec_init_binaural_data( st_ivas, st_ivas->hHrtfParambin ) ) != IVAS_ERR_OK ) { @@ -872,34 +891,72 @@ ivas_error ivas_dirac_dec_config( else { /* This is required to keep BE in rate switching. This probably means that 1TC and 2TC MASA perform differently. */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_params != NULL && !( st_ivas->ivas_format == MASA_FORMAT && st_ivas->nSCE > 0 ) ) +#else if ( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_params != NULL && !( st_ivas->ivas_format == MASA_FORMAT && st_ivas->nSCE > 0 ) ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_decorr_close( &st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_params, &st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_state ); +#else ivas_dirac_dec_decorr_close( &st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_params, &st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_state ); +#endif } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin[0]->hTdDecorr ), &( st_ivas->hDiracDecBin[0]->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin->hTdDecorr ), &( st_ivas->hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#endif { return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* copy td-decorr flag to split renderer side rendereres */ + for ( pos_idx = 1; pos_idx < num_poses; pos_idx++ ) + { + st_ivas->hDiracDecBin[pos_idx]->useTdDecorr = st_ivas->hDiracDecBin[0]->useTdDecorr; + } + + if ( !st_ivas->hDiracDecBin[0]->useTdDecorr ) +#else if ( !st_ivas->hDiracDecBin->useTdDecorr ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_params == NULL ) +#else if ( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_params == NULL ) +#endif { float frequency_axis[CLDFB_NO_CHANNELS_MAX]; ivas_dirac_dec_get_frequency_axis( frequency_axis, st_ivas->hDecoderConfig->output_Fs, st_ivas->hSpatParamRendCom->num_freq_bands ); - if ( ( error = ivas_dirac_dec_decorr_open( &( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_params ), &( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_state ), st_ivas->hSpatParamRendCom->num_freq_bands, BINAURAL_CHANNELS, BINAURAL_CHANNELS, - DIRAC_SYNTHESIS_PSD_LS, frequency_axis, BINAURAL_CHANNELS, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) + if ( ( error = ivas_dirac_dec_decorr_open( +#ifdef SPLIT_REND_WITH_HEAD_ROT + &( st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_params ), &( st_ivas->hDiracDecBin[0]->h_freq_domain_decorr_ap_state ), st_ivas->hSpatParamRendCom->num_freq_bands, BINAURAL_CHANNELS, BINAURAL_CHANNELS, +#else + &( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_params ), &( st_ivas->hDiracDecBin->h_freq_domain_decorr_ap_state ), st_ivas->hSpatParamRendCom->num_freq_bands, BINAURAL_CHANNELS, BINAURAL_CHANNELS, +#endif + DIRAC_SYNTHESIS_PSD_LS, frequency_axis, BINAURAL_CHANNELS, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) { return error; } } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + st_ivas->hDiracDecBin[pos_idx]->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); + } +#else st_ivas->hDiracDecBin->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); +#endif } } } @@ -1628,8 +1685,13 @@ void ivas_dirac_dec_render_sf( /*CLDFB: last output channels reserved to LFT for CICPx*/ float Cldfb_RealBuffer[MAX_OUTPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer[MAX_OUTPUT_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#else float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif float Cldfb_RealBuffer_Temp[2][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Temp[2][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; int16_t index, num_freq_bands; @@ -2325,9 +2387,29 @@ void ivas_dirac_dec_render_sf( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( st_ivas->hSplitBinRend->hCldfbDataOut != NULL ) + { + for ( slot_idx = 0; slot_idx < hSpatParamRendCom->subframe_nbslots[subframe_idx]; slot_idx++ ) + { + for ( ch = 0; ch < st_ivas->hBinRenderer->nInChannels; ch++ ) + { + mvr2r( Cldfb_RealBuffer[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_RealBuffer[ch][slot_idx_start + slot_idx], hSpatParamRendCom->num_freq_bands ); + mvr2r( Cldfb_ImagBuffer[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_ImagBuffer[ch][slot_idx_start + slot_idx], hSpatParamRendCom->num_freq_bands ); + } + } + st_ivas->hSplitBinRend->hCldfbDataOut->config = st_ivas->hIntSetup.output_config; + } + } +#endif /* Perform binaural rendering */ ivas_binRenderer( st_ivas->hBinRenderer, +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( st_ivas->hSplitBinRend == NULL ) ? NULL : &st_ivas->hSplitBinRend->splitrend.multiBinPoseData, +#endif st_ivas->hCombinedOrientationData, hSpatParamRendCom->subframe_nbslots[subframe_idx], @@ -2335,6 +2417,23 @@ void ivas_dirac_dec_render_sf( NULL, #endif Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer, Cldfb_ImagBuffer ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + int16_t pos_idx; + for ( pos_idx = 0; pos_idx < st_ivas->hBinRenderer->numPoses; pos_idx++ ) + { + for ( slot_idx = 0; slot_idx < hSpatParamRendCom->subframe_nbslots[subframe_idx]; slot_idx++ ) + { + for ( ch = 0; ch < st_ivas->hDecoderConfig->nchan_out; ch++ ) + { + mvr2r( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_idx_start + slot_idx], hSpatParamRendCom->num_freq_bands ); + mvr2r( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_idx_start + slot_idx], hSpatParamRendCom->num_freq_bands ); + } + } + } + } +#endif /* Inverse CLDFB*/ for ( ch = 0; ch < st_ivas->hDecoderConfig->nchan_out; ch++ ) @@ -2345,8 +2444,13 @@ void ivas_dirac_dec_render_sf( for ( i = 0; i < hSpatParamRendCom->subframe_nbslots[subframe_idx]; i++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + RealBuffer[i] = Cldfb_RealBuffer_Binaural[0][ch][i]; + ImagBuffer[i] = Cldfb_ImagBuffer_Binaural[0][ch][i]; +#else RealBuffer[i] = Cldfb_RealBuffer_Binaural[ch][i]; ImagBuffer[i] = Cldfb_ImagBuffer_Binaural[ch][i]; +#endif } cldfbSynthesis( RealBuffer, ImagBuffer, &( output_f[ch][index_slot * hSpatParamRendCom->num_freq_bands] ), hSpatParamRendCom->num_freq_bands * hSpatParamRendCom->subframe_nbslots[subframe_idx], st_ivas->cldfbSynDec[ch] ); diff --git a/lib_dec/ivas_init_dec.c b/lib_dec/ivas_init_dec.c index c91aecdb7c2ca9e0d8bfa3e37b94c5b80e7a58d6..c4c984d149b1ab0d7a6424ff95a15dab976bfad3 100644 --- a/lib_dec/ivas_init_dec.c +++ b/lib_dec/ivas_init_dec.c @@ -37,6 +37,11 @@ #include "ivas_rom_com.h" #include "ivas_stat_enc.h" #include "prot.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "lib_isar_pre_rend.h" +#include "isar_prot.h" +#include "isar_stat.h" +#endif #include #include #include @@ -54,6 +59,186 @@ static ivas_error ivas_read_format( Decoder_Struct *st_ivas, int16_t *num_bits_r static ivas_error doSanityChecks_IVAS( Decoder_Struct *st_ivas ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error ivas_dec_reconfig_split_rend( Decoder_Struct *st_ivas ); + + +/*-------------------------------------------------------------------* + * ivas_dec_reconfig_split_rend() + * + * IVAS decoder split rend reconfig + *-------------------------------------------------------------------*/ + +static ivas_error ivas_dec_reconfig_split_rend( + Decoder_Struct *st_ivas /* i : IVAS decoder structure */ +) +{ + ivas_error error; + int16_t cldfb_in_flag, num_ch, ch, isCldfbNeeded, i, pcm_out_flag; + SPLIT_REND_WRAPPER *hSplitRendWrapper; + + hSplitRendWrapper = &st_ivas->hSplitBinRend->splitrend; + pcm_out_flag = ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0; + cldfb_in_flag = 0; + + if ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || + st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM || + st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || + st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) + { + cldfb_in_flag = 1; + } + + ISAR_PRE_REND_GetMultiBinPoseData( &st_ivas->hRenderConfig->split_rend_config, &hSplitRendWrapper->multiBinPoseData, ( st_ivas->hHeadTrackData != NULL ) ? st_ivas->hHeadTrackData->sr_pose_pred_axis : DEFAULT_AXIS ); + + isCldfbNeeded = 0; + + if ( ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV && st_ivas->ivas_format == SBA_ISM_FORMAT ) || + ( st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC && st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC ) ) + { + cldfb_in_flag = 0; + } + + if ( st_ivas->renderer_type != RENDERER_DISABLE ) + { + if ( cldfb_in_flag == 0 ) + { + isCldfbNeeded = 1; + } + else if ( st_ivas->hRenderConfig->split_rend_config.codec == ISAR_SPLIT_REND_CODEC_LC3PLUS && cldfb_in_flag ) + { + isCldfbNeeded = 1; + } + else if ( pcm_out_flag && cldfb_in_flag ) + { + isCldfbNeeded = 1; + } + } + else if ( st_ivas->hDecoderConfig->Opt_non_diegetic_pan ) + { + isCldfbNeeded = 1; + } + + if ( isCldfbNeeded == 1 && hSplitRendWrapper->hCldfbHandles == NULL ) + { + if ( ( hSplitRendWrapper->hCldfbHandles = (CLDFB_HANDLES_WRAPPER_HANDLE) malloc( sizeof( CLDFB_HANDLES_WRAPPER ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for CLDFB handles\n" ) ); + } + + num_ch = MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; + for ( ch = 0; ch < num_ch; ch++ ) + { + hSplitRendWrapper->hCldfbHandles->cldfbAna[ch] = NULL; + } + + num_ch = hSplitRendWrapper->multiBinPoseData.num_poses * BINAURAL_CHANNELS; + + for ( ch = 0; ch < num_ch; ch++ ) + { + if ( ( error = openCldfb( &( hSplitRendWrapper->hCldfbHandles->cldfbAna[ch] ), CLDFB_ANALYSIS, st_ivas->hDecoderConfig->output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not open CLDFB handles\n" ) ); + } + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( error = openCldfb( &( hSplitRendWrapper->hCldfbHandles->cldfbSyn[ch] ), CLDFB_SYNTHESIS, st_ivas->hDecoderConfig->output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } + else if ( isCldfbNeeded == 0 && hSplitRendWrapper->hCldfbHandles != NULL ) + { + num_ch = MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; + for ( ch = 0; ch < num_ch; ch++ ) + { + if ( hSplitRendWrapper->hCldfbHandles->cldfbAna[ch] != NULL ) + { + deleteCldfb( &hSplitRendWrapper->hCldfbHandles->cldfbAna[ch] ); + hSplitRendWrapper->hCldfbHandles->cldfbAna[ch] = NULL; + } + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( hSplitRendWrapper->hCldfbHandles->cldfbSyn[ch] != NULL ) + { + deleteCldfb( &hSplitRendWrapper->hCldfbHandles->cldfbSyn[ch] ); + hSplitRendWrapper->hCldfbHandles->cldfbSyn[ch] = NULL; + } + } + + free( hSplitRendWrapper->hCldfbHandles ); + hSplitRendWrapper->hCldfbHandles = NULL; + } + + if ( ( st_ivas->renderer_type != RENDERER_BINAURAL_OBJECTS_TD ) && + ( st_ivas->renderer_type != RENDERER_BINAURAL_FASTCONV || st_ivas->ivas_format != SBA_ISM_FORMAT ) && + !( st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC && st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC ) ) /* td-rend not needed? */ + { + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + if ( st_ivas->hTdRendHandles[i] != NULL ) + { + st_ivas->hTdRendHandles[i]->HrFiltSet_p = NULL; + ivas_td_binaural_close( &st_ivas->hTdRendHandles[i] ); + } + } + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ivas_dec_init_split_rend() + * + * IVAS decoder split rend init + *-------------------------------------------------------------------*/ + +static ivas_error ivas_dec_init_split_rend( + Decoder_Struct *st_ivas /* i : IVAS decoder structure */ +) +{ + ivas_error error; + int16_t cldfb_in_flag, pcm_out_flag; + int16_t mixed_td_cldfb_flag; + + pcm_out_flag = ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0; + cldfb_in_flag = 0; + + if ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || + st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM || + st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || + st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) + { + cldfb_in_flag = 1; + } + + ISAR_PRE_REND_GetMultiBinPoseData( &st_ivas->hRenderConfig->split_rend_config, &st_ivas->hSplitBinRend->splitrend.multiBinPoseData, ( st_ivas->hHeadTrackData != NULL ) ? st_ivas->hHeadTrackData->sr_pose_pred_axis : DEFAULT_AXIS ); + + if ( cldfb_in_flag == 1 && ( st_ivas->hSplitBinRend->splitrend.multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) ) + { + if ( ( st_ivas->hSplitBinRend->hCldfbDataOut = (ISAR_DEC_SPLIT_REND_CLDFB_OUT_DATA_HANDLE) malloc( sizeof( ISAR_DEC_SPLIT_REND_CLDFB_OUT_DATA ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for cldfb data out buffer\n" ) ); + } + } + + mixed_td_cldfb_flag = 0; + if ( ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV && st_ivas->ivas_format == SBA_ISM_FORMAT ) || + ( st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC && st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC ) ) + { + mixed_td_cldfb_flag = 1; + } + + error = ISAR_PRE_REND_open( &st_ivas->hSplitBinRend->splitrend, &st_ivas->hRenderConfig->split_rend_config, st_ivas->hDecoderConfig->output_Fs, cldfb_in_flag, pcm_out_flag, (int16_t) st_ivas->hDecoderConfig->render_framesize, mixed_td_cldfb_flag ); + return error; +} +#endif /*-------------------------------------------------------------------* * ivas_dec_setup() @@ -64,7 +249,12 @@ static ivas_error doSanityChecks_IVAS( Decoder_Struct *st_ivas ); ivas_error ivas_dec_setup( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t k, idx, num_bits_read; @@ -118,7 +308,11 @@ ivas_error ivas_dec_setup( st_ivas->nchan_ism = nchan_ism; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_ism_dec_config( st_ivas, st_ivas->ism_mode, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_ism_dec_config( st_ivas, st_ivas->ism_mode, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -136,7 +330,11 @@ ivas_error ivas_dec_setup( num_bits_read += SBA_ORDER_BITS; if ( st_ivas->ini_frame > 0 && ivas_total_brate != st_ivas->last_active_ivas_total_brate && ivas_total_brate > IVAS_SID_5k2 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -176,7 +374,11 @@ ivas_error ivas_dec_setup( else { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_masa_dec_reconfigure( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_masa_dec_reconfigure( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -184,7 +386,11 @@ ivas_error ivas_dec_setup( } else { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_omasa_dec_config( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_omasa_dec_config( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; @@ -206,7 +412,11 @@ ivas_error ivas_dec_setup( /* reconfigure in case a change of operation mode is detected */ if ( ( ivas_total_brate > IVAS_SID_5k2 && ivas_total_brate != st_ivas->hDecoderConfig->last_ivas_total_brate ) || ( st_ivas->ini_active_frame == 0 ) ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_omasa_dec_config( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_omasa_dec_config( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -237,7 +447,11 @@ ivas_error ivas_dec_setup( if ( st_ivas->ini_frame > 0 && ivas_total_brate != st_ivas->last_active_ivas_total_brate ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -279,10 +493,17 @@ ivas_error ivas_dec_setup( num_bits_read += MC_LS_SETUP_BITS; /* select MC format mode; reconfigure the MC format decoder */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_mc_dec_config( st_ivas, idx, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) + { + return error; + } +#else if ( ( error = ivas_mc_dec_config( st_ivas, idx, nSamplesRendered, data ) ) != IVAS_ERR_OK ) { return error; } +#endif } /*-------------------------------------------------------------------* @@ -364,7 +585,11 @@ ivas_error ivas_dec_setup( st_ivas->hDecoderConfig->ivas_total_brate = IVAS_24k4; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_sba_dec_reconfigure( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -410,7 +635,11 @@ ivas_error ivas_dec_setup( last_ism_mode = st_ivas->ism_mode; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_ism_dec_config( st_ivas, last_ism_mode, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_ism_dec_config( st_ivas, last_ism_mode, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -435,6 +664,19 @@ ivas_error ivas_dec_setup( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*-----------------------------------------------------------------* + * reconfig split rendering as renderer might change after bitrate switching + *-----------------------------------------------------------------*/ + + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( ( error = ivas_dec_reconfig_split_rend( st_ivas ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#endif /*----------------------------------------------------------------* * Reset bitstream pointers @@ -804,7 +1046,12 @@ ivas_error ivas_init_decoder_front( * Allocate and initialize Binaural Renderer configuration handle *--------------------------------------------------------------------*/ - if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM || + ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_STEREO && st_ivas->hDecoderConfig->Opt_non_diegetic_pan ) +#endif + ) { if ( ( error = ivas_render_config_open( &( st_ivas->hRenderConfig ) ) ) != IVAS_ERR_OK ) { @@ -947,6 +1194,20 @@ ivas_error ivas_init_decoder( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*-----------------------------------------------------------------* + * Initialize binuaral split rendering + *-----------------------------------------------------------------*/ + + if ( st_ivas->hSplitBinRend != NULL && ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM || + ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_STEREO && st_ivas->hDecoderConfig->Opt_non_diegetic_pan && st_ivas->hRenderConfig->split_rend_config.dof == 0 ) ) ) + { + if ( ( error = ivas_dec_init_split_rend( st_ivas ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#endif /*-----------------------------------------------------------------* * Allocate and initialize SCE/CPE and other handles @@ -1719,8 +1980,13 @@ ivas_error ivas_init_decoder( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hDecoderConfig->output_config, + st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs, ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hDecoderConfig->output_config, st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1819,6 +2085,9 @@ ivas_error ivas_init_decoder( { if ( st_ivas->hBinRenderer->render_lfe ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && st_ivas->hDecoderConfig->output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#endif { /* Account for filterbank delay */ binauralization_delay_ns += IVAS_FB_DEC_DELAY_NS; @@ -2142,7 +2411,14 @@ void ivas_initialize_handles_dec( /* rendering handles */ st_ivas->hBinRenderer = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + st_ivas->hDiracDecBin[i] = NULL; + } +#else st_ivas->hDiracDecBin = NULL; +#endif st_ivas->hDirACRend = NULL; st_ivas->hSpatParamRendCom = NULL; st_ivas->hLsSetUpConversion = NULL; @@ -2167,6 +2443,13 @@ void ivas_initialize_handles_dec( st_ivas->hExtOrientationData = NULL; st_ivas->hCombinedOrientationData = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + st_ivas->hSplitBinRend = NULL; + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + st_ivas->hTdRendHandles[i] = NULL; + } +#endif /* JBM handles */ st_ivas->hTcBuffer = NULL; @@ -2304,13 +2587,32 @@ void ivas_destroy_dec( /* Fastconv binaural renderer handle */ ivas_binRenderer_close( &st_ivas->hBinRenderer ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* TD binaural renderer handles */ + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + if ( st_ivas->hTdRendHandles[i] != NULL ) + { + st_ivas->hTdRendHandles[i]->HrFiltSet_p = NULL; + ivas_td_binaural_close( &st_ivas->hTdRendHandles[i] ); + } + } +#endif /* Parametric binaural renderer handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif /* Crend handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ), ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ) ); +#endif /* Reverb handle */ ivas_reverb_close( &st_ivas->hReverb ); @@ -2457,7 +2759,11 @@ void ivas_init_dec_get_num_cldfb_instances( *numCldfbAnalyses = st_ivas->nchan_transport + 1; } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0]->useTdDecorr ) +#else if ( st_ivas->hDiracDecBin->useTdDecorr ) +#endif { *numCldfbAnalyses += 2; } @@ -2691,10 +2997,20 @@ static ivas_error doSanityChecks_IVAS( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) && output_Fs != 48000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SAMPLING_RATE, "Error: Only 48kHz output sampling rate is supported for split rendering." ); + } +#endif if ( st_ivas->hDecoderConfig->Opt_Headrotation ) { - if ( !( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) + if ( !( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) ) { return IVAS_ERROR( IVAS_ERR_HEAD_ROTATION_NOT_SUPPORTED, "Wrong set-up: Head-rotation not supported in this configuration" ); } diff --git a/lib_dec/ivas_ism_dec.c b/lib_dec/ivas_ism_dec.c index 8f0291056339f1579dd74fa844aca4edae12837d..8981d68c50a4661ba8b989eed6c6bc5dac64c5b3 100644 --- a/lib_dec/ivas_ism_dec.c +++ b/lib_dec/ivas_ism_dec.c @@ -51,7 +51,12 @@ static ivas_error ivas_ism_bitrate_switching_dec( const int16_t nchan_transport_old, /* i : last number of transport channels */ const ISM_MODE last_ism_mode, /* i : last ISM mode */ uint16_t *nSamplesRendered, /* o : number of samples rendered */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { ivas_error error; @@ -140,7 +145,11 @@ static ivas_error ivas_ism_bitrate_switching_dec( if ( tc_granularity_new < st_ivas->hTcBuffer->n_samples_granularity ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &hIntSetupOld, MC_MODE_NONE, last_ism_mode, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &hIntSetupOld, MC_MODE_NONE, last_ism_mode, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -171,10 +180,18 @@ static ivas_error ivas_ism_bitrate_switching_dec( /* Deallocate the ParamISM struct */ ivas_param_ism_dec_close( &( st_ivas->hParamIsmDec ), &( st_ivas->hSpatParamRendCom ), st_ivas->hDecoderConfig->output_config ); - if ( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { /* close the parametric binaural renderer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif /* Open the TD Binaural renderer */ if ( st_ivas->hHrtfTD == NULL || st_ivas->hBinRendererTd == NULL ) { @@ -205,10 +222,18 @@ static ivas_error ivas_ism_bitrate_switching_dec( if ( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) { /* close the parametric binaural renderer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif /* Open Crend Binaural renderer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hOutSetup.output_config, st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs, ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hOutSetup.output_config, st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -226,7 +251,11 @@ static ivas_error ivas_ism_bitrate_switching_dec( return error; } - if ( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { /* open the parametric binaural renderer */ if ( ( error = ivas_dirac_dec_binaural_copy_hrtfs( &st_ivas->hHrtfParambin ) ) != IVAS_ERR_OK ) @@ -271,7 +300,11 @@ static ivas_error ivas_ism_bitrate_switching_dec( } /* close the crend binaural renderer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ), ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ) ); +#endif } } @@ -358,7 +391,12 @@ ivas_error ivas_ism_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ const ISM_MODE last_ism_mode, /* i/o: last ISM mode */ uint16_t *nSamplesRendered, /* o : number of samples flushed when the renderer granularity changes */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int32_t ivas_total_brate; @@ -398,6 +436,9 @@ ivas_error ivas_ism_dec_config( if ( ( st_ivas->ism_mode != last_ism_mode ) || ( st_ivas->hDecoderConfig->ivas_total_brate != st_ivas->hDecoderConfig->last_ivas_total_brate ) ) { if ( ( error = ivas_ism_bitrate_switching_dec( st_ivas, nchan_transport_old, last_ism_mode, nSamplesRendered, +#ifdef SPLIT_REND_WITH_HEAD_ROT + pcm_resolution, +#endif data ) ) != IVAS_ERR_OK ) { return error; @@ -422,6 +463,9 @@ ivas_error ivas_ism_dec_config( if ( st_ivas->ism_mode != last_ism_mode ) { if ( ( error = ivas_ism_bitrate_switching_dec( st_ivas, nchan_transport_old, last_ism_mode, nSamplesRendered, +#ifdef SPLIT_REND_WITH_HEAD_ROT + pcm_resolution, +#endif data ) ) != IVAS_ERR_OK ) { return error; diff --git a/lib_dec/ivas_ism_param_dec.c b/lib_dec/ivas_ism_param_dec.c index 485cd7e3d2c07bac032c13ad57bbf69969949ccf..da12741551cfbaf5e0a9f1547b6e71b1a49bc627 100644 --- a/lib_dec/ivas_ism_param_dec.c +++ b/lib_dec/ivas_ism_param_dec.c @@ -388,7 +388,11 @@ static ivas_error ivas_param_ism_rendering_init( return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for interpolator\n" ) ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( !( output_config == IVAS_AUDIO_CONFIG_EXTERNAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) +#else if ( !( output_config == IVAS_AUDIO_CONFIG_EXTERNAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) +#endif { /* computation of proto matrix */ ivas_ism_get_proto_matrix( hOutSetup, nchan_transport, hParamIsmRendering->proto_matrix ); @@ -541,8 +545,13 @@ ivas_error ivas_param_ism_dec_open( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( !( output_config == IVAS_AUDIO_CONFIG_EXTERNAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || + output_config == IVAS_AUDIO_CONFIG_MONO || output_config == IVAS_AUDIO_CONFIG_STEREO || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) +#else if ( !( output_config == IVAS_AUDIO_CONFIG_EXTERNAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_MONO || output_config == IVAS_AUDIO_CONFIG_STEREO ) ) +#endif { /* Initialize efap handle */ if ( ( error = efap_init_data( &( st_ivas->hEFAPdata ), hOutSetup.ls_azimuth, hOutSetup.ls_elevation, hOutSetup.nchan_out_woLFE, EFAP_MODE_EFAP ) ) != IVAS_ERR_OK ) @@ -559,7 +568,11 @@ ivas_error ivas_param_ism_dec_open( hSpatParamRendCom->dirac_bs_md_write_idx = 0; hSpatParamRendCom->dirac_read_idx = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { if ( ( error = ivas_dirac_allocate_parameters( hSpatParamRendCom, 1 ) ) != IVAS_ERR_OK ) { diff --git a/lib_dec/ivas_jbm_dec.c b/lib_dec/ivas_jbm_dec.c index 884ebd0fcb475c1e9101a4726e8f163634bb684e..c4bcdf0472281e8cd2076ae44d672d36657cd797 100644 --- a/lib_dec/ivas_jbm_dec.c +++ b/lib_dec/ivas_jbm_dec.c @@ -842,11 +842,19 @@ void ivas_jbm_dec_feed_tc_to_renderer( /* delay the objects here for all renderers where it is needed */ if ( - st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || - st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM || - st_ivas->renderer_type == RENDERER_OSBA_AMBI || - st_ivas->renderer_type == RENDERER_OSBA_LS || - st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_EXTERNAL ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( +#endif + st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || + st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM || + st_ivas->renderer_type == RENDERER_OSBA_AMBI || + st_ivas->renderer_type == RENDERER_OSBA_LS || + st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_EXTERNAL +#ifdef SPLIT_REND_WITH_HEAD_ROT + ) && + ( st_ivas->hDecoderConfig->output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && st_ivas->hDecoderConfig->output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#endif + ) { for ( n = 0; n < st_ivas->nchan_ism; n++ ) { @@ -921,7 +929,12 @@ ivas_error ivas_jbm_dec_render( const uint16_t nSamplesAsked, /* i : number of samples wanted */ uint16_t *nSamplesRendered, /* o : number of samples rendered */ uint16_t *nSamplesAvailableNext, /* o : number of samples still available in the rendering pipeline */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t n, nchan_out; @@ -934,6 +947,9 @@ ivas_error ivas_jbm_dec_render( float *p_output[MAX_OUTPUT_CHANNELS + MAX_NUM_OBJECTS]; float *p_tc[MAX_TRANSPORT_CHANNELS + MAX_NUM_OBJECTS]; SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t nchan_out_syn_output; +#endif push_wmops( "ivas_dec_render" ); /*----------------------------------------------------------------* @@ -1053,14 +1069,33 @@ ivas_error ivas_jbm_dec_render( /* Binaural rendering */ if ( st_ivas->renderer_type == RENDERER_BINAURAL_OBJECTS_TD ) { - if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) { - return error; + if ( ( error = ivas_td_binaural_renderer_sf_splitBinaural( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else + { +#endif + if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif } else if ( st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV_ROOM ) { +#if defined SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, st_ivas->hDecoderConfig, NULL, + NULL, NULL, st_ivas->hTcBuffer, p_output, p_output, *nSamplesRendered, output_Fs, 0 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, st_ivas->hDecoderConfig, NULL, NULL, NULL, st_ivas->hTcBuffer, p_output, p_output, *nSamplesRendered, output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1241,16 +1276,36 @@ ivas_error ivas_jbm_dec_render( /* Rendering */ if ( st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV || st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV_ROOM ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( ( error = ivas_rend_crendProcessSubframesSplitBin( st_ivas->hCrendWrapper, st_ivas->intern_config, st_ivas->hOutSetup.output_config, ( st_ivas->hSplitBinRend == NULL ) ? NULL : &st_ivas->hSplitBinRend->splitrend.multiBinPoseData, st_ivas->hDecoderConfig, st_ivas->hCombinedOrientationData, + &st_ivas->hIntSetup, st_ivas->hEFAPdata, st_ivas->hTcBuffer, crendInPlaceRotation ? p_output : p_tc, p_output, *nSamplesRendered, output_Fs ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else + { +#endif +#if defined SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, st_ivas->intern_config, st_ivas->hOutSetup.output_config, st_ivas->hDecoderConfig, st_ivas->hCombinedOrientationData, + &st_ivas->hIntSetup, st_ivas->hEFAPdata, st_ivas->hTcBuffer, crendInPlaceRotation ? p_output : p_tc, p_output, *nSamplesRendered, output_Fs, 0 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, st_ivas->intern_config, st_ivas->hOutSetup.output_config, st_ivas->hDecoderConfig, st_ivas->hCombinedOrientationData, &st_ivas->hIntSetup, st_ivas->hEFAPdata, st_ivas->hTcBuffer, crendInPlaceRotation ? p_output : p_tc, p_output, *nSamplesRendered, output_Fs ) ) != IVAS_ERR_OK ) +#endif - { - return error; - } + { + return error; + } - ivas_binaural_add_LFE( st_ivas, *nSamplesRendered, p_tc, p_output ); + ivas_binaural_add_LFE( st_ivas, *nSamplesRendered, p_tc, p_output ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif } else if ( st_ivas->renderer_type == RENDERER_MC ) { @@ -1263,12 +1318,27 @@ ivas_error ivas_jbm_dec_render( } else if ( st_ivas->renderer_type == RENDERER_BINAURAL_OBJECTS_TD ) { - if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) { - return error; + if ( ( error = ivas_td_binaural_renderer_sf_splitBinaural( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } } + else + { +#endif + if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_output, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } - ivas_binaural_add_LFE( st_ivas, *nSamplesRendered, p_tc, p_output ); + ivas_binaural_add_LFE( st_ivas, *nSamplesRendered, p_tc, p_output ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif } } else if ( st_ivas->mc_mode == MC_MODE_PARAMUPMIX ) @@ -1279,6 +1349,10 @@ ivas_error ivas_jbm_dec_render( /* Rendering */ if ( ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM ) && !st_ivas->hDecoderConfig->Opt_Headrotation ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*handled in CLDFB domain already*/ + if ( output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && output_config != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#endif { ivas_binaural_add_LFE( st_ivas, *nSamplesRendered, p_output, p_output ); } @@ -1378,6 +1452,18 @@ ivas_error ivas_jbm_dec_render( st_ivas->hTcBuffer->n_samples_discard = 0; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + nchan_out_syn_output = BINAURAL_CHANNELS * st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses; + } + else + { + nchan_out_syn_output = nchan_out; + } + + if ( st_ivas->hDecoderConfig->Opt_Limiter ) +#endif { if ( st_ivas->ivas_format != MONO_FORMAT ) { @@ -1387,11 +1473,30 @@ ivas_error ivas_jbm_dec_render( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + switch ( pcm_resolution ) + { + case PCM_INT16: +#endif #ifdef DEBUGGING - st_ivas->noClipping += + st_ivas->noClipping += +#endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_syn_output( p_output, *nSamplesRendered, nchan_out_syn_output, (int16_t *) data ); +#else + ivas_syn_output( p_output, *nSamplesRendered, nchan_out, data ); #endif - ivas_syn_output( p_output, *nSamplesRendered, nchan_out, data ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + break; + case PCM_FLOAT32: + ivas_syn_output_f( p_output, *nSamplesRendered, nchan_out_syn_output, (float *) data ); + break; + default: + error = IVAS_ERR_UNKNOWN; + break; + } +#endif *nSamplesAvailableNext = st_ivas->hTcBuffer->n_samples_available; @@ -1415,7 +1520,12 @@ ivas_error ivas_jbm_dec_flush_renderer( const MC_MODE mc_mode_old, /* i : old MC mode */ const ISM_MODE ism_mode_old, /* i : old ISM mode */ uint16_t *nSamplesRendered, /* o : number of samples flushed */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { ivas_error error; @@ -1497,8 +1607,13 @@ ivas_error ivas_jbm_dec_flush_renderer( ivas_ism_render_sf( st_ivas, p_output, hTcBuffer->n_samples_granularity ); +#if defined SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, st_ivas->hDecoderConfig, NULL, + NULL, NULL, st_ivas->hTcBuffer, p_output, p_output, hTcBuffer->n_samples_granularity, st_ivas->hDecoderConfig->output_Fs, 0 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, st_ivas->hDecoderConfig, NULL, NULL, NULL, st_ivas->hTcBuffer, p_output, p_output, hTcBuffer->n_samples_granularity, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1515,8 +1630,13 @@ ivas_error ivas_jbm_dec_flush_renderer( { if ( renderer_type_old == RENDERER_BINAURAL_MIXER_CONV || renderer_type_old == RENDERER_BINAURAL_MIXER_CONV_ROOM ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, intern_config_old, st_ivas->hOutSetup.output_config, st_ivas->hDecoderConfig, st_ivas->hCombinedOrientationData, + hIntSetupOld, st_ivas->hEFAPdata, st_ivas->hTcBuffer, hTcBuffer->tc, p_output, hTcBuffer->n_samples_granularity, st_ivas->hDecoderConfig->output_Fs, 0 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendProcessSubframe( st_ivas->hCrendWrapper, intern_config_old, st_ivas->hOutSetup.output_config, st_ivas->hDecoderConfig, st_ivas->hCombinedOrientationData, hIntSetupOld, st_ivas->hEFAPdata, st_ivas->hTcBuffer, hTcBuffer->tc, p_output, hTcBuffer->n_samples_granularity, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1624,6 +1744,9 @@ ivas_error ivas_jbm_dec_flush_renderer( *nSamplesRendered = n_samples_to_render; /* Only write out the valid data*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->Opt_Limiter ) +#endif { if ( st_ivas->ivas_format != MONO_FORMAT ) { @@ -1633,12 +1756,30 @@ ivas_error ivas_jbm_dec_flush_renderer( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + switch ( pcm_resolution ) + { + case PCM_INT16: +#endif #ifdef DEBUGGING - st_ivas->noClipping += + st_ivas->noClipping += #endif - ivas_syn_output( p_output, *nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, - data ); + ivas_syn_output( p_output, *nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, +#ifdef SPLIT_REND_WITH_HEAD_ROT + (int16_t *) +#endif + data ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + break; + case PCM_FLOAT32: + ivas_syn_output_f( p_output, *nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, (float *) data ); + break; + default: + error = IVAS_ERR_UNKNOWN; + break; + } +#endif return IVAS_ERR_OK; } diff --git a/lib_dec/ivas_masa_dec.c b/lib_dec/ivas_masa_dec.c index f6b98a37fc6fc56e2afaaa9157eb9ef48521f0f8..190042724745b4d212f9cc78c86986638ed52fa8 100644 --- a/lib_dec/ivas_masa_dec.c +++ b/lib_dec/ivas_masa_dec.c @@ -1233,7 +1233,12 @@ static int16_t decode_lfe_to_total_energy_ratio( ivas_error ivas_masa_dec_reconfigure( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t n, tmp, num_bits; @@ -1243,6 +1248,9 @@ ivas_error ivas_masa_dec_reconfigure( int32_t ivas_total_brate, last_ivas_total_brate; int16_t numCldfbAnalyses_old, numCldfbSyntheses_old; ivas_error error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif int32_t ism_total_brate; error = IVAS_ERR_OK; @@ -1262,8 +1270,13 @@ ivas_error ivas_masa_dec_reconfigure( /* renderer might have changed, reselect */ ivas_renderer_select( st_ivas ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend == NULL ) || + ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin[0] == NULL ) ) +#else if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend == NULL ) || ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin == NULL ) ) +#endif { /* init a new DirAC dec */ if ( ( error = ivas_dirac_dec_config( st_ivas, DIRAC_OPEN ) ) != IVAS_ERR_OK ) @@ -1276,7 +1289,11 @@ ivas_error ivas_masa_dec_reconfigure( if ( st_ivas->hDirAC != NULL ) { /* close all unnecessary parametric decoding and rendering */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif ivas_dirac_rend_close( &( st_ivas->hDirACRend ) ); ivas_spat_hSpatParamRendCom_close( &( st_ivas->hSpatParamRendCom ) ); ivas_dirac_dec_close( &( st_ivas->hDirAC ) ); @@ -1300,7 +1317,11 @@ ivas_error ivas_masa_dec_reconfigure( sts[0]->bit_stream = bit_stream + num_bits; num_bits += (int16_t) ( st_ivas->hSCE[sce_id]->element_brate / FRAMES_PER_SEC ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin[0] != NULL ) +#else if ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin != NULL ) +#endif { if ( ( error = ivas_dirac_dec_config( st_ivas, DIRAC_RECONFIGURE ) ) != IVAS_ERR_OK ) { @@ -1326,7 +1347,11 @@ ivas_error ivas_masa_dec_reconfigure( { st_ivas->hCPE[cpe_id]->nchan_out = 1; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend != NULL ) || ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin[0] != NULL ) ) +#else if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend != NULL ) || ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin != NULL ) ) +#endif { if ( ( error = ivas_dirac_dec_config( st_ivas, DIRAC_RECONFIGURE ) ) != IVAS_ERR_OK ) { @@ -1338,7 +1363,11 @@ ivas_error ivas_masa_dec_reconfigure( { st_ivas->hCPE[cpe_id]->nchan_out = CPE_CHANNELS; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend != NULL ) || ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin[0] != NULL ) ) +#else if ( ( st_ivas->renderer_type == RENDERER_DIRAC && st_ivas->hDirACRend != NULL ) || ( ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) && st_ivas->hDiracDecBin != NULL ) ) +#endif { if ( ( error = ivas_dirac_dec_config( st_ivas, DIRAC_RECONFIGURE ) ) != IVAS_ERR_OK ) { @@ -1348,20 +1377,39 @@ ivas_error ivas_masa_dec_reconfigure( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + if ( st_ivas->hDiracDecBin[pos_idx] != NULL ) + { + /* regularization factor is bitrate-dependent */ + st_ivas->hDiracDecBin[pos_idx]->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); + } + } +#else if ( st_ivas->hDiracDecBin != NULL ) { /* regularization factor is bitrate-dependent */ st_ivas->hDiracDecBin->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); } +#endif if ( st_ivas->ivas_format == MASA_FORMAT && st_ivas->last_ivas_format == MASA_FORMAT ) /* note: switching within OMASA is handled in ivas_omasa_dec_config() */ { /*-----------------------------------------------------------------* * TD Decorrelator *-----------------------------------------------------------------*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] != NULL ) +#else if ( st_ivas->hDiracDecBin != NULL ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin[0]->hTdDecorr ), &( st_ivas->hDiracDecBin[0]->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin->hTdDecorr ), &( st_ivas->hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1434,7 +1482,11 @@ ivas_error ivas_masa_dec_reconfigure( { if ( n_samples_granularity < st_ivas->hTcBuffer->n_samples_granularity ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, n_samples_granularity, st_ivas->renderer_type, st_ivas->intern_config, &st_ivas->hIntSetup, MC_MODE_NONE, ISM_MASA_MODE_DISC, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, n_samples_granularity, st_ivas->renderer_type, st_ivas->intern_config, &st_ivas->hIntSetup, MC_MODE_NONE, ISM_MASA_MODE_DISC, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1517,7 +1569,11 @@ void ivas_spar_param_to_masa_param_mapping( hSpatParamRendCom = st_ivas->hSpatParamRendCom; hSpatParamRendCom->numParametricDirections = 1; hSpatParamRendCom->numSimultaneousDirections = 1; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hDiffuseDist = st_ivas->hDiracDecBin[0]->hDiffuseDist; +#else hDiffuseDist = st_ivas->hDiracDecBin->hDiffuseDist; +#endif nchan_transport = st_ivas->nchan_transport; band_grouping = hDirAC->band_grouping; hSpar = st_ivas->hSpar; diff --git a/lib_dec/ivas_mc_param_dec.c b/lib_dec/ivas_mc_param_dec.c index 5a321314ba1089ee3e839162149eaff764793301..8980886e2e18825e4d4abe8678c323c27f7ac980 100644 --- a/lib_dec/ivas_mc_param_dec.c +++ b/lib_dec/ivas_mc_param_dec.c @@ -1739,8 +1739,13 @@ void ivas_param_mc_dec_render( /*CLDFB*/ float Cldfb_RealBuffer[MAX_INTERN_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer[MAX_INTERN_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; +#else float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][PARAM_MC_MAX_NSLOTS_IN_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; +#endif /*Decorrelator*/ float onset_filter[MAX_CICP_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* format converter */ @@ -1936,12 +1941,52 @@ void ivas_param_mc_dec_render( if ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( st_ivas->hSplitBinRend->hCldfbDataOut != NULL ) + { + for ( slot_idx = 0; slot_idx < MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + for ( ch = 0; ch < ( st_ivas->hIntSetup.nchan_out_woLFE + st_ivas->hIntSetup.num_lfe ); ch++ ) + { + mvr2r( Cldfb_RealBuffer[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_RealBuffer[ch][slot_idx_start + slot_idx], hParamMC->num_freq_bands ); + mvr2r( Cldfb_ImagBuffer[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_ImagBuffer[ch][slot_idx_start + slot_idx], hParamMC->num_freq_bands ); + } + } + st_ivas->hSplitBinRend->hCldfbDataOut->config = st_ivas->hIntSetup.output_config; + } + } +#endif ivas_binRenderer( st_ivas->hBinRenderer, +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( st_ivas->hSplitBinRend == NULL ) ? NULL : &st_ivas->hSplitBinRend->splitrend.multiBinPoseData, +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + NULL, +#endif +#endif st_ivas->hCombinedOrientationData, hParamMC->subframe_nbslots[subframe_idx], Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer, Cldfb_ImagBuffer ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + int16_t pos_idx; + for ( pos_idx = 0; pos_idx < st_ivas->hBinRenderer->numPoses; pos_idx++ ) + { + for ( slot_idx = 0; slot_idx < hParamMC->subframe_nbslots[subframe_idx]; slot_idx++ ) + { + for ( ch = 0; ch < nchan_out_cldfb; ch++ ) + { + mvr2r( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_idx_start + slot_idx], hParamMC->num_freq_bands ); + mvr2r( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_idx_start + slot_idx], hParamMC->num_freq_bands ); + } + } + } + } +#endif /* update combined orientation access index */ ivas_combined_orientation_update_index( st_ivas->hCombinedOrientationData, hParamMC->num_freq_bands * hParamMC->subframe_nbslots[subframe_idx] ); @@ -1965,8 +2010,13 @@ void ivas_param_mc_dec_render( { if ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV || st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + RealBuffer[i] = Cldfb_RealBuffer_Binaural[0][ch][i]; + ImagBuffer[i] = Cldfb_ImagBuffer_Binaural[0][ch][i]; +#else RealBuffer[i] = Cldfb_RealBuffer_Binaural[ch][i]; ImagBuffer[i] = Cldfb_ImagBuffer_Binaural[ch][i]; +#endif } else { diff --git a/lib_dec/ivas_mc_paramupmix_dec.c b/lib_dec/ivas_mc_paramupmix_dec.c index b91f88425e6bc4f26135975ba14eb6004ffe8f41..a28d71ae673fcaa697bb4793b6aab0572f9f57fa 100644 --- a/lib_dec/ivas_mc_paramupmix_dec.c +++ b/lib_dec/ivas_mc_paramupmix_dec.c @@ -245,10 +245,10 @@ void ivas_mc_paramupmix_dec_render( mvr2r( hMCParamUpmix->beta_prev[ch], hMCParamUpmix->beta_sf[ch], IVAS_MAX_NUM_BANDS ); } + for ( subframe_idx = first_sf; subframe_idx < last_sf; subframe_idx++ ) { int16_t n_samples_sf = slot_size * st_ivas->hTcBuffer->subframe_nbslots[subframe_idx]; - ivas_mc_paramupmix_dec_sf( st_ivas, output_f_local ); for ( ch = 0; ch < min( MAX_OUTPUT_CHANNELS, ivas_get_nchan_buffers_dec( st_ivas, -1, -1 ) ); ch++ ) @@ -628,7 +628,6 @@ static void ps_pred_process_sf( return; } - static void ivas_mc_paramupmix_dec_sf( Decoder_Struct *st_ivas, /* i/o: IVAS decoder handle */ float *output_f[MAX_OUTPUT_CHANNELS] /* i/o: synthesized core-coder transport channels */ @@ -644,13 +643,22 @@ static void ivas_mc_paramupmix_dec_sf( int16_t subframeIdx, idx_in, maxBand; float Cldfb_RealBuffer_subfr[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_subfr[MAX_INTERN_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + int16_t slot_index_start; +#else float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; +#endif hMCParamUpmix = st_ivas->hMCParamUpmix; assert( hMCParamUpmix ); push_wmops( "ivas_mc_paramupmix_dec_sf" ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + slot_index_start = st_ivas->hTcBuffer->slots_rendered; +#endif for ( i = 0; i < MC_PARAMUPMIX_COMBINATIONS; i++ ) { pPcm_temp[2 * i] = output_f[i + 4]; /* un-decorrelated */ @@ -741,15 +749,54 @@ static void ivas_mc_paramupmix_dec_sf( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*LFE handling for split rendering cases*/ + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( st_ivas->hSplitBinRend->hCldfbDataOut != NULL ) + { + for ( slot_idx = 0; slot_idx < st_ivas->hTcBuffer->subframe_nbslots[st_ivas->hTcBuffer->subframes_rendered]; slot_idx++ ) + { + for ( ch = 0; ch < ( st_ivas->hIntSetup.nchan_out_woLFE + st_ivas->hIntSetup.num_lfe ); ch++ ) + { + mvr2r( Cldfb_RealBuffer_subfr[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_RealBuffer[ch][slot_index_start + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer_subfr[ch][slot_idx], st_ivas->hSplitBinRend->hCldfbDataOut->Cldfb_ImagBuffer[ch][slot_index_start + slot_idx], maxBand ); + } + } + + st_ivas->hSplitBinRend->hCldfbDataOut->config = st_ivas->hIntSetup.output_config; + } + } +#endif /* Implement binaural rendering */ ivas_binRenderer( st_ivas->hBinRenderer, +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( st_ivas->hSplitBinRend == NULL ) ? NULL : &st_ivas->hSplitBinRend->splitrend.multiBinPoseData, +#endif st_ivas->hCombinedOrientationData, st_ivas->hTcBuffer->subframe_nbslots[subframeIdx], Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, Cldfb_RealBuffer_subfr, Cldfb_ImagBuffer_subfr ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + int16_t pos_idx; + for ( pos_idx = 0; pos_idx < st_ivas->hBinRenderer->numPoses; pos_idx++ ) + { + for ( slot_idx = 0; slot_idx < st_ivas->hTcBuffer->subframe_nbslots[subframeIdx]; slot_idx++ ) + { + for ( ch = 0; ch < st_ivas->hDecoderConfig->nchan_out; ch++ ) + { + mvr2r( Cldfb_RealBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_index_start + slot_idx], maxBand ); + mvr2r( Cldfb_ImagBuffer_Binaural[pos_idx][ch][slot_idx], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[( pos_idx * BINAURAL_CHANNELS ) + ch][slot_index_start + slot_idx], maxBand ); + } + } + } + } +#endif /* Implement CLDFB synthesis */ for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) @@ -759,8 +806,13 @@ static void ivas_mc_paramupmix_dec_sf( for ( slot_idx = 0; slot_idx < st_ivas->hTcBuffer->subframe_nbslots[subframeIdx]; slot_idx++ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[0][ch][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[0][ch][slot_idx]; +#else RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch][slot_idx]; ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch][slot_idx]; +#endif } cldfbSynthesis( RealBuffer, ImagBuffer, &( output_f[ch][0] ), maxBand * st_ivas->hTcBuffer->subframe_nbslots[subframeIdx], st_ivas->cldfbSynDec[ch] ); diff --git a/lib_dec/ivas_mct_dec.c b/lib_dec/ivas_mct_dec.c index 08f574e24d221de559414a7363871765e994a8aa..96e951f7d4abc4c2b5ed398389609a1ae18ceed0 100644 --- a/lib_dec/ivas_mct_dec.c +++ b/lib_dec/ivas_mct_dec.c @@ -54,7 +54,11 @@ * Local function prototypes *-----------------------------------------------------------------------*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error ivas_mc_dec_reconfig( Decoder_Struct *st_ivas, uint16_t *nSamplesRendered, const PCM_RESOLUTION pcm_resolution, void *data ); +#else static ivas_error ivas_mc_dec_reconfig( Decoder_Struct *st_ivas, uint16_t *nSamplesRendered, int16_t *data ); +#endif /*--------------------------------------------------------------------------* @@ -671,7 +675,12 @@ ivas_error ivas_mc_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ const int16_t idx, /* i : LS config. index */ uint16_t *nSamplesRendered, /* o : samples flushed from last frame (JBM) */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { AUDIO_CONFIG signaled_config; @@ -699,7 +708,11 @@ ivas_error ivas_mc_dec_config( { if ( st_ivas->hDecoderConfig->last_ivas_total_brate != st_ivas->hDecoderConfig->ivas_total_brate || st_ivas->transport_config != signaled_config || last_mc_mode != st_ivas->mc_mode ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_mc_dec_reconfig( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_mc_dec_reconfig( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; @@ -723,7 +736,12 @@ ivas_error ivas_mc_dec_config( static ivas_error ivas_mc_dec_reconfig( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the last frame (JBM) */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t nchan_transport_old, nSCE_old, nCPE_old, sba_dirac_stereo_flag_old, nchan_hp20_old; @@ -804,7 +822,11 @@ static ivas_error ivas_mc_dec_reconfig( tc_granularity_new = ivas_jbm_dec_get_render_granularity( st_ivas->renderer_type, st_ivas->ivas_format, st_ivas->mc_mode, st_ivas->hDecoderConfig->output_Fs ); if ( tc_granularity_new < st_ivas->hTcBuffer->n_samples_granularity ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &hIntSetupOld, last_mc_mode, ISM_MODE_NONE, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &hIntSetupOld, last_mc_mode, ISM_MODE_NONE, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1183,7 +1205,11 @@ static ivas_error ivas_mc_dec_reconfig( output_config = st_ivas->hDecoderConfig->output_config; /* binaural renderers*/ - if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { /* remove unneeded binaural renderers */ if ( st_ivas->hBinRenderer != NULL && ( st_ivas->renderer_type != RENDERER_BINAURAL_FASTCONV && st_ivas->renderer_type != RENDERER_BINAURAL_FASTCONV_ROOM ) ) @@ -1191,10 +1217,18 @@ static ivas_error ivas_mc_dec_reconfig( ivas_binRenderer_close( &st_ivas->hBinRenderer ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( st_ivas->hCrendWrapper != NULL ) && ( st_ivas->hCrendWrapper->hCrend[0] != NULL ) && ( st_ivas->renderer_type != RENDERER_BINAURAL_MIXER_CONV && st_ivas->renderer_type != RENDERER_BINAURAL_MIXER_CONV_ROOM && ( st_ivas->renderer_type != RENDERER_BINAURAL_OBJECTS_TD || st_ivas->hIntSetup.output_config != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) ) +#else if ( ( st_ivas->hCrendWrapper != NULL ) && ( st_ivas->hCrendWrapper->hCrend != NULL ) && ( st_ivas->renderer_type != RENDERER_BINAURAL_MIXER_CONV && st_ivas->renderer_type != RENDERER_BINAURAL_MIXER_CONV_ROOM && ( st_ivas->renderer_type != RENDERER_BINAURAL_OBJECTS_TD || st_ivas->hIntSetup.output_config != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ), ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &( st_ivas->hCrendWrapper ) ); +#endif } if ( st_ivas->hBinRendererTd != NULL && ( st_ivas->renderer_type != RENDERER_BINAURAL_OBJECTS_TD ) ) @@ -1210,11 +1244,19 @@ static ivas_error ivas_mc_dec_reconfig( #endif } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] != NULL ) +#else if ( st_ivas->hDiracDecBin != NULL ) +#endif { if ( st_ivas->renderer_type != RENDERER_BINAURAL_PARAMETRIC && st_ivas->renderer_type != RENDERER_BINAURAL_PARAMETRIC_ROOM && st_ivas->renderer_type != RENDERER_STEREO_PARAMETRIC ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_close_binaural_data( st_ivas->hDiracDecBin ); +#else ivas_dirac_dec_close_binaural_data( &st_ivas->hDiracDecBin ); +#endif } } @@ -1235,22 +1277,39 @@ static ivas_error ivas_mc_dec_reconfig( if ( st_ivas->hIntSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_initCrendWrapper( &st_ivas->hCrendWrapper, 1 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_initCrendWrapper( &st_ivas->hCrendWrapper ) ) != IVAS_ERR_OK ) +#endif { return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Crend Wrapper\n" ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + st_ivas->hCrendWrapper->hCrend[0] = NULL; + st_ivas->hCrendWrapper->hHrtfCrend = NULL; + if ( ( st_ivas->hCrendWrapper->hCrend[0] = (CREND_HANDLE) malloc( sizeof( CREND_DATA ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Crend\n" ); + } +#else st_ivas->hCrendWrapper->hCrend = NULL; st_ivas->hCrendWrapper->hHrtfCrend = NULL; if ( ( st_ivas->hCrendWrapper->hCrend = (CREND_HANDLE) malloc( sizeof( CREND_DATA ) ) ) == NULL ) { return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for Crend\n" ); } +#endif } } else if ( st_ivas->hCrendWrapper == NULL && ( st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV || st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV_ROOM ) ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hDecoderConfig->output_config, st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs, ( st_ivas->hSplitBinRend == NULL ) ? 1 : st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_openCrend( &( st_ivas->hCrendWrapper ), st_ivas->intern_config, st_ivas->hDecoderConfig->output_config, st_ivas->hRenderConfig, st_ivas->hSetOfHRTF, st_ivas->hDecoderConfig->output_Fs ) ) != IVAS_ERR_OK ) +#endif { return error; } diff --git a/lib_dec/ivas_objectRenderer_internal.c b/lib_dec/ivas_objectRenderer_internal.c index 6e25ef7e5357d940162fc1a3e4e02f10ff23ddab..316181bb07fa84b1f855a7ba7d4e37b932e83eaa 100644 --- a/lib_dec/ivas_objectRenderer_internal.c +++ b/lib_dec/ivas_objectRenderer_internal.c @@ -266,3 +266,145 @@ ivas_error ivas_td_binaural_renderer_sf( return IVAS_ERR_OK; } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*---------------------------------------------------------------------* + * ivas_td_binaural_renderer_sf_splitBinaural() + * + * Render to multiple binaural pairs based on relative head positions for split rendering. + *---------------------------------------------------------------------*/ + +ivas_error ivas_td_binaural_renderer_sf_splitBinaural( + Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ + float *output[], /* i/o: SCE channels / Binaural synthesis */ + const int16_t nSamplesRendered /* i : number of samples to render */ +) +{ + int16_t i; + int16_t pos_idx; + IVAS_QUATERNION originalHeadRot[MAX_PARAM_SPATIAL_SUBFRAMES]; + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + BINAURAL_TD_OBJECT_RENDERER_HANDLE origTdRendHandle; + ivas_error error; + int16_t original_subframes_rendered; + int16_t original_slots_rendered; + float *p_bin_output[BINAURAL_CHANNELS]; + float output_local[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + + push_wmops( "ivas_td_binaural_renderer_sf_splitBinaural" ); + pMultiBinPoseData = &st_ivas->hSplitBinRend->splitrend.multiBinPoseData; + + /* If not yet allocated, open additional instances of TD renderer */ + for ( i = 0; i < pMultiBinPoseData->num_poses - 1; ++i ) + { + if ( st_ivas->hTdRendHandles[i] != NULL ) + { + continue; + } + + if ( ( error = ivas_td_binaural_open_unwrap( &st_ivas->hHrtfTD, + st_ivas->hDecoderConfig->output_Fs, + st_ivas->nchan_transport, + st_ivas->ivas_format, + st_ivas->transport_config, + st_ivas->hRenderConfig->directivity, + st_ivas->hTransSetup, + &st_ivas->hTdRendHandles[i], + &st_ivas->binaural_latency_ns ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + /* Save current head positions */ + for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i ) + { + originalHeadRot[i] = st_ivas->hCombinedOrientationData->Quaternions[i]; + } + + original_subframes_rendered = st_ivas->hTcBuffer->subframes_rendered; + original_slots_rendered = st_ivas->hTcBuffer->slots_rendered; + origTdRendHandle = st_ivas->hBinRendererTd; + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + /* Update head positions */ + if ( pos_idx != 0 ) + { + for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i ) + { + if ( originalHeadRot[i].w == -3.0f ) + { + st_ivas->hCombinedOrientationData->Quaternions[i].w = -3.0f; + st_ivas->hCombinedOrientationData->Quaternions[i].x = originalHeadRot[i].x + pMultiBinPoseData->relative_head_poses[pos_idx][0]; + st_ivas->hCombinedOrientationData->Quaternions[i].y = originalHeadRot[i].y + pMultiBinPoseData->relative_head_poses[pos_idx][1]; + st_ivas->hCombinedOrientationData->Quaternions[i].z = originalHeadRot[i].z + pMultiBinPoseData->relative_head_poses[pos_idx][2]; + } + else + { + st_ivas->hCombinedOrientationData->Quaternions[i].w = -3.0f; + + Quat2EulerDegree( originalHeadRot[i], /* TODO tmu : fix bug with ordering*/ + &st_ivas->hCombinedOrientationData->Quaternions[i].z, + &st_ivas->hCombinedOrientationData->Quaternions[i].y, + &st_ivas->hCombinedOrientationData->Quaternions[i].x ); + + st_ivas->hCombinedOrientationData->Quaternions[i].x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + st_ivas->hCombinedOrientationData->Quaternions[i].y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + st_ivas->hCombinedOrientationData->Quaternions[i].z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + } + } + } + + /* set output channels */ + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + p_bin_output[i] = output_local[pos_idx * BINAURAL_CHANNELS + i]; + } + st_ivas->hTcBuffer->subframes_rendered = original_subframes_rendered; + st_ivas->hTcBuffer->slots_rendered = original_slots_rendered; + + /* update combined orientation access index */ + ivas_combined_orientation_set_to_start_index( st_ivas->hCombinedOrientationData ); + + /* Render */ + if ( pos_idx != 0 ) + { + st_ivas->hBinRendererTd = st_ivas->hTdRendHandles[pos_idx - 1]; + } + + if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_bin_output, nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( st_ivas->ivas_format == MC_FORMAT ) + { + float *p_tc[MAX_TRANSPORT_CHANNELS]; + for ( i = 0; i < st_ivas->nchan_transport; i++ ) + { + p_tc[i] = st_ivas->hTcBuffer->tc[i] + st_ivas->hTcBuffer->n_samples_rendered; + } + ivas_binaural_add_LFE( st_ivas, nSamplesRendered, p_tc, p_bin_output ); + } + } + + for ( i = 0; i < pMultiBinPoseData->num_poses * BINAURAL_CHANNELS; i++ ) + { + mvr2r( output_local[i], output[i], nSamplesRendered ); + } + + /* Restore original head rotation */ + for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i ) + { + st_ivas->hCombinedOrientationData->Quaternions[i] = originalHeadRot[i]; + } + + /* restore original td renderer handle */ + st_ivas->hBinRendererTd = origTdRendHandle; + + pop_wmops(); + return IVAS_ERR_OK; +} +#endif diff --git a/lib_dec/ivas_omasa_dec.c b/lib_dec/ivas_omasa_dec.c index 0c26dc605b5af0d277c2e10c2ded8a4d5021ebc7..7847fd6cf2573813023ada8ed4d4594c5c7dbb0f 100644 --- a/lib_dec/ivas_omasa_dec.c +++ b/lib_dec/ivas_omasa_dec.c @@ -152,7 +152,12 @@ void ivas_omasa_data_close( ivas_error ivas_omasa_dec_config( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the previous frame (JBM) */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t k, sce_id, nSCE_old, nchan_hp20_old, numCldfbAnalyses_old, numCldfbSyntheses_old, n_MD; @@ -196,7 +201,11 @@ ivas_error ivas_omasa_dec_config( { st_ivas->hCPE[0]->nchan_out = 1; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( ( error = ivas_masa_dec_reconfigure( st_ivas, nSamplesRendered, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else else if ( ( error = ivas_masa_dec_reconfigure( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -376,9 +385,17 @@ ivas_error ivas_omasa_dec_config( * TD Decorrelator *-----------------------------------------------------------------*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] != NULL ) +#else if ( st_ivas->hDiracDecBin != NULL ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin[0]->hTdDecorr ), &( st_ivas->hDiracDecBin[0]->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin->hTdDecorr ), &( st_ivas->hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) +#endif { return error; @@ -635,6 +652,11 @@ ivas_error ivas_omasa_dirac_td_binaural_jbm( ivas_error error; float *p_sepobj[MAX_NUM_OBJECTS]; float *tc_local[MAX_TRANSPORT_CHANNELS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t slot_idx_start; + + slot_idx_start = st_ivas->hSpatParamRendCom->slots_rendered; +#endif for ( n = 0; n < MAX_NUM_OBJECTS; n++ ) { @@ -661,15 +683,56 @@ ivas_error ivas_omasa_dirac_td_binaural_jbm( /* reset combined orientation access index before calling the td renderer */ ivas_combined_orientation_set_to_start_index( st_ivas->hCombinedOrientationData ); - if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_sepobj, *nSamplesRendered ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) { - return error; + int16_t slot_idx, num_cldfb_bands, nchan_transport_orig, cldfb_slots; + float Cldfb_RealBuffer[CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer[CLDFB_NO_CHANNELS_MAX]; + float *p_rend_obj[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS]; /* [8 * 2] */ + + for ( n = 0; n < st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses * BINAURAL_CHANNELS; n++ ) + { + p_rend_obj[n] = &output_f[n][0]; + } + + num_cldfb_bands = st_ivas->hSplitBinRend->splitrend.hCldfbHandles->cldfbAna[0]->no_channels; + nchan_transport_orig = st_ivas->nchan_transport; + st_ivas->nchan_transport = st_ivas->nchan_ism; + + if ( ( error = ivas_td_binaural_renderer_sf_splitBinaural( st_ivas, p_rend_obj, *nSamplesRendered ) ) != IVAS_ERR_OK ) /* objects are read from st_ivas->hTcBuffer->tc[2..(1+n_isms)] */ + { + return error; + } + st_ivas->nchan_transport = nchan_transport_orig; + cldfb_slots = *nSamplesRendered / num_cldfb_bands; + + for ( n = 0; n < st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses * BINAURAL_CHANNELS; ++n ) + { + for ( slot_idx = 0; slot_idx < cldfb_slots; slot_idx++ ) + { + cldfbAnalysis_ts( &( p_rend_obj[n][num_cldfb_bands * slot_idx] ), Cldfb_RealBuffer, Cldfb_ImagBuffer, num_cldfb_bands, st_ivas->hSplitBinRend->splitrend.hCldfbHandles->cldfbAna[n] ); + + /* note: this intentionally differs from OSBA by: no scaling by 0.5 */ + v_add( st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[n][slot_idx_start + slot_idx], Cldfb_RealBuffer, st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[n][slot_idx_start + slot_idx], num_cldfb_bands ); + v_add( st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[n][slot_idx_start + slot_idx], Cldfb_ImagBuffer, st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[n][slot_idx_start + slot_idx], num_cldfb_bands ); + } + } } - for ( n = 0; n < BINAURAL_CHANNELS; n++ ) + else { - v_add( output_f[n], p_sepobj[n], output_f[n], *nSamplesRendered ); +#endif + if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_sepobj, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } + for ( n = 0; n < BINAURAL_CHANNELS; n++ ) + { + v_add( output_f[n], p_sepobj[n], output_f[n], *nSamplesRendered ); + } +#ifdef SPLIT_REND_WITH_HEAD_ROT } - +#endif return IVAS_ERR_OK; } diff --git a/lib_dec/ivas_osba_dec.c b/lib_dec/ivas_osba_dec.c index e88f68b0d6bc58aecf6d03551b975e2cbe985c68..c3fa8e6b14a73ee227e18b3b9e5bb45d9396a739 100644 --- a/lib_dec/ivas_osba_dec.c +++ b/lib_dec/ivas_osba_dec.c @@ -137,6 +137,11 @@ ivas_error ivas_osba_dirac_td_binaural_jbm( float output_separated_objects[BINAURAL_CHANNELS][L_FRAME48k]; // VE2SB: TBV float *p_sepobj[BINAURAL_CHANNELS]; int16_t channel_offset; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t slot_idx_start; + + slot_idx_start = st_ivas->hSpatParamRendCom->slots_rendered; +#endif for ( n = 0; n < BINAURAL_CHANNELS; n++ ) { @@ -151,19 +156,63 @@ ivas_error ivas_osba_dirac_td_binaural_jbm( } - if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_sepobj, *nSamplesRendered ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) { - return error; - } + int16_t slot_idx, num_cldfb_bands, b, nchan_transport_orig; + int16_t cldfb_slots; + float Cldfb_RealBuffer[CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer[CLDFB_NO_CHANNELS_MAX]; + + num_cldfb_bands = st_ivas->hSplitBinRend->splitrend.hCldfbHandles->cldfbAna[0]->no_channels; + nchan_transport_orig = st_ivas->nchan_transport; + st_ivas->nchan_transport = st_ivas->nchan_ism; + if ( ( error = ivas_td_binaural_renderer_sf_splitBinaural( st_ivas, output_f, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } + st_ivas->nchan_transport = nchan_transport_orig; + cldfb_slots = *nSamplesRendered / num_cldfb_bands; - for ( n = 0; n < BINAURAL_CHANNELS; n++ ) + for ( n = 0; n < st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses * BINAURAL_CHANNELS; ++n ) + { + for ( slot_idx = 0; slot_idx < cldfb_slots; slot_idx++ ) + { + cldfbAnalysis_ts( &( output_f[n][num_cldfb_bands * slot_idx] ), Cldfb_RealBuffer, Cldfb_ImagBuffer, num_cldfb_bands, st_ivas->hSplitBinRend->splitrend.hCldfbHandles->cldfbAna[n] ); + + for ( b = 0; b < num_cldfb_bands; b++ ) + { + st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[n][slot_idx_start + slot_idx][b] = + ( 0.5f * st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[n][slot_idx_start + slot_idx][b] ) + + ( 0.5f * Cldfb_RealBuffer[b] ); + + st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[n][slot_idx_start + slot_idx][b] = + ( 0.5f * st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[n][slot_idx_start + slot_idx][b] ) + + ( 0.5f * Cldfb_ImagBuffer[b] ); + } + } + } + } + else { - int16_t i; - for ( i = 0; i < nSamplesAsked; i++ ) +#endif + if ( ( error = ivas_td_binaural_renderer_sf( st_ivas, p_sepobj, *nSamplesRendered ) ) != IVAS_ERR_OK ) + { + return error; + } + + for ( n = 0; n < BINAURAL_CHANNELS; n++ ) { - output_f[n][i] = 0.5f * output_f[channel_offset + n][i] + 0.5f * p_sepobj[n][i]; + int16_t i; + for ( i = 0; i < nSamplesAsked; i++ ) + { + output_f[n][i] = 0.5f * output_f[channel_offset + n][i] + 0.5f * p_sepobj[n][i]; + } } + +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif return IVAS_ERR_OK; } diff --git a/lib_dec/ivas_output_config.c b/lib_dec/ivas_output_config.c index dcca65963accc47cbf92440eab4917820d93ab32..dff884bbe7e304c418dae2e319266202ff3db106 100644 --- a/lib_dec/ivas_output_config.c +++ b/lib_dec/ivas_output_config.c @@ -76,13 +76,21 @@ void ivas_renderer_select( st_ivas->hCombinedOrientationData->shd_rot_max_order = -1; } - if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { if ( st_ivas->ivas_format == ISM_FORMAT ) { if ( st_ivas->ism_mode == ISM_MODE_PARAM ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL ) +#endif { *renderer_type = RENDERER_BINAURAL_PARAMETRIC; } @@ -93,7 +101,11 @@ void ivas_renderer_select( } else /* ISM_MODE_DISC */ { - if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { #ifdef DEBUGGING if ( st_ivas->hDecoderConfig->force_rend == FORCE_CLDFB_RENDERER ) @@ -128,7 +140,11 @@ void ivas_renderer_select( { *internal_config = output_config; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL ) +#endif { *renderer_type = RENDERER_BINAURAL_PARAMETRIC; } @@ -141,7 +157,11 @@ void ivas_renderer_select( { *internal_config = IVAS_AUDIO_CONFIG_HOA3; - if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { *renderer_type = RENDERER_BINAURAL_FASTCONV; } @@ -183,7 +203,11 @@ void ivas_renderer_select( { *internal_config = output_config; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL ) +#endif { *renderer_type = RENDERER_BINAURAL_PARAMETRIC; } @@ -196,7 +220,11 @@ void ivas_renderer_select( { *internal_config = transport_config; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { #ifdef DEBUGGING if ( ( ( ( st_ivas->transport_config == IVAS_AUDIO_CONFIG_5_1 || st_ivas->transport_config == IVAS_AUDIO_CONFIG_7_1 ) && ( st_ivas->hDecoderConfig->Opt_Headrotation || st_ivas->hDecoderConfig->Opt_ExternalOrientation ) ) || ( st_ivas->hDecoderConfig->force_rend == FORCE_TD_RENDERER ) ) && ( st_ivas->mc_mode == MC_MODE_MCT || st_ivas->mc_mode == MC_MODE_PARAMUPMIX ) && !( st_ivas->hDecoderConfig->force_rend == FORCE_CLDFB_RENDERER ) ) diff --git a/lib_dec/ivas_rom_dec.c b/lib_dec/ivas_rom_dec.c index a48df1ad92d84db51b67dce5f600fb4cfaa4163a..270f4270d38a0115a199d26e2880328077b5613c 100644 --- a/lib_dec/ivas_rom_dec.c +++ b/lib_dec/ivas_rom_dec.c @@ -401,8 +401,6 @@ const float dmxmtx_table[BINAURAL_CHANNELS][11] = }; - - /*----------------------------------------------------------------------* * MC ParamUpmix ROM tables *-----------------------------------------------------------------------*/ diff --git a/lib_dec/ivas_sba_dec.c b/lib_dec/ivas_sba_dec.c index a0ec2a8880d4b029aa58ece790247a6f54d77345..1eebf1299a2ac4921b8b4ae30a96d84c7056fb31 100644 --- a/lib_dec/ivas_sba_dec.c +++ b/lib_dec/ivas_sba_dec.c @@ -103,7 +103,12 @@ void ivas_sba_set_cna_cng_flag( ivas_error ivas_sba_dec_reconfigure( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ uint16_t *nSamplesFlushed, /* o : number of samples flushed */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const PCM_RESOLUTION pcm_resolution, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { int16_t nchan_transport_old, nSCE_old, nCPE_old, nchan_hp20_old; @@ -174,7 +179,11 @@ ivas_error ivas_sba_dec_reconfigure( /* copy the logic from ivas_renderer_select(), because calling this function has too many side effects that would affect the flushing */ if ( ivas_get_sba_num_TCs( ivas_total_brate, sba_order_internal ) <= 2 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL ) +#endif { renderer_type_new = RENDERER_BINAURAL_PARAMETRIC; } @@ -185,7 +194,11 @@ ivas_error ivas_sba_dec_reconfigure( } else { - if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { renderer_type_new = RENDERER_BINAURAL_FASTCONV; } @@ -211,7 +224,11 @@ ivas_error ivas_sba_dec_reconfigure( st_ivas->sba_analysis_order = sba_analysis_order_old_flush; st_ivas->hDecoderConfig->ivas_total_brate = last_ivas_total_brate; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, granularity_new, st_ivas->renderer_type, st_ivas->intern_config, &st_ivas->hIntSetup, st_ivas->mc_mode, ism_mode_old, nSamplesFlushed, pcm_resolution, data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, granularity_new, st_ivas->renderer_type, st_ivas->intern_config, &st_ivas->hIntSetup, st_ivas->mc_mode, ism_mode_old, nSamplesFlushed, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -541,12 +558,21 @@ ivas_error ivas_sba_dec_reconfigure( * TD Decorrelator *-----------------------------------------------------------------*/ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] != NULL ) + { + if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin[0]->hTdDecorr ), &( st_ivas->hDiracDecBin[0]->useTdDecorr ) ) ) != IVAS_ERR_OK ) + { + return error; + } +#else if ( st_ivas->hDiracDecBin != NULL ) { if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( st_ivas->hDiracDecBin->hTdDecorr ), &( st_ivas->hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) { return error; } +#endif } /*-----------------------------------------------------------------* @@ -676,7 +702,11 @@ void ivas_sba_dec_digest_tc( ivas_spar_dec_digest_tc( st_ivas, st_ivas->nchan_transport, nCldfbSlots, nSamplesForRendering ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0] != NULL && st_ivas->hDiracDecBin[0]->useTdDecorr ) +#else if ( st_ivas->hDiracDecBin != NULL && ( st_ivas->hDiracDecBin->useTdDecorr ) ) +#endif { int16_t nSamplesLeftForTD, default_frame; float *decorr_signal[BINAURAL_CHANNELS]; @@ -695,9 +725,17 @@ void ivas_sba_dec_digest_tc( { int16_t nSamplesToDecorr = min( nSamplesLeftForTD, default_frame ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDiracDecBin[0]->hTdDecorr ) +#else if ( st_ivas->hDiracDecBin->hTdDecorr ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_td_decorr_process( st_ivas->hDiracDecBin[0]->hTdDecorr, p_tc, decorr_signal, nSamplesToDecorr ); +#else ivas_td_decorr_process( st_ivas->hDiracDecBin->hTdDecorr, p_tc, decorr_signal, nSamplesToDecorr ); +#endif } for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) diff --git a/lib_dec/ivas_spar_decoder.c b/lib_dec/ivas_spar_decoder.c index ac64325602698acf246c8db015c4c45ee03ad6af..a7e105b36c8d5bb9182521e95612fb5cec0b527c 100644 --- a/lib_dec/ivas_spar_decoder.c +++ b/lib_dec/ivas_spar_decoder.c @@ -1804,7 +1804,11 @@ void ivas_spar_dec_upmixer_sf( } else { - if ( ( hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_FOA || !( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) ) && + if ( ( hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_FOA || !( st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || st_ivas->hOutSetup.output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) ) && !( st_ivas->ivas_format == SBA_ISM_FORMAT && st_ivas->ism_mode == ISM_SBA_MODE_DISC && st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM ) ) { for ( ts = 0; ts < hSpar->subframe_nbslots[hSpar->subframes_rendered]; ts++ ) diff --git a/lib_dec/ivas_stat_dec.h b/lib_dec/ivas_stat_dec.h index 9babba30395a22cf0b8ff776e337c1381c80064b..27cc9f1030cbfa434a9bc08aece7fd6d209bf28a 100644 --- a/lib_dec/ivas_stat_dec.h +++ b/lib_dec/ivas_stat_dec.h @@ -40,6 +40,7 @@ #include "stat_dec.h" #include "ivas_stat_com.h" #include "ivas_stat_rend.h" +#include "isar_stat.h" /*----------------------------------------------------------------------------------* @@ -811,6 +812,7 @@ typedef struct renderer_struct } ISM_RENDERER_DATA, *ISM_RENDERER_HANDLE; +#ifndef SPLIT_REND_WITH_HEAD_ROT /* Fastconv binaural data structure */ typedef struct ivas_binaural_rendering_struct { @@ -834,7 +836,38 @@ typedef struct ivas_binaural_rendering_struct REVERB_STRUCT_HANDLE hReverb; } BINAURAL_RENDERER, *BINAURAL_RENDERER_HANDLE; +#endif + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------------------* + * IVAS decoder specific ISAR wrapper structures + *----------------------------------------------------------------------------------*/ + +typedef struct +{ + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + +} ISAR_DEC_SPLIT_REND_MULTI_BIN_CLDFB_DATA, *ISAR_DEC_SPLIT_REND_MULTI_BIN_CLDFB_DATA_HANDLE; +typedef struct +{ + float Cldfb_RealBuffer[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + IVAS_AUDIO_CONFIG config; + +} ISAR_DEC_SPLIT_REND_CLDFB_OUT_DATA, *ISAR_DEC_SPLIT_REND_CLDFB_OUT_DATA_HANDLE; + +typedef struct +{ + ISAR_DEC_SPLIT_REND_MULTI_BIN_CLDFB_DATA_HANDLE hMultiBinCldfbData; /*scratch buffer for frame by frame processing*/ + ISAR_SPLIT_REND_BITS_HANDLE hSplitRendBits; /*scratch buffer for frame by frame processing*/ + SPLIT_REND_WRAPPER splitrend; + ISAR_DEC_SPLIT_REND_CLDFB_OUT_DATA_HANDLE hCldfbDataOut; /*buffer to store cldfb data before binauralization*/ + int16_t numTdSamplesPerChannelCached; + +} ISAR_DEC_SPLIT_REND_WRAPPER, *ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE; +#endif /*----------------------------------------------------------------------------------* * MASA decoder structures @@ -978,6 +1011,9 @@ typedef struct decoder_config_structure int16_t force_rend; /* forced TD/CLDFB binaural renderer (for ISM and MC) */ #endif int16_t Opt_tsm; /* indicates whether time scaling modification is activated */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t Opt_Limiter; +#endif IVAS_RENDER_FRAMESIZE render_framesize; int16_t Opt_delay_comp; /* flag indicating delay compensation active */ @@ -1058,7 +1094,11 @@ typedef struct Decoder_Struct BINAURAL_RENDERER_HANDLE hBinRenderer; /* fastconv binaural renderer handle */ BINAURAL_TD_OBJECT_RENDERER_HANDLE hBinRendererTd; /* Time domain binaural object renderer handle */ TDREND_HRFILT_FiltSet_t *hHrtfTD; /* pointer to HRTF data for TD renderer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + DIRAC_DEC_BIN_HANDLE hDiracDecBin[MAX_HEAD_ROT_POSES]; /* parametric binaural renderer handle */ +#else DIRAC_DEC_BIN_HANDLE hDiracDecBin; /* parametric binaural renderer handle */ +#endif LSSETUP_CONVERSION_HANDLE hLsSetUpConversion; /* MC LS configuration convertion handle */ EFAP_HANDLE hEFAPdata; /* EFAP structure */ VBAP_HANDLE hVBAPdata; /* VBAP structure */ @@ -1082,6 +1122,10 @@ typedef struct Decoder_Struct int16_t flag_omasa_brate; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE hSplitBinRend; /* ISAR split binaural rendering handle */ + BINAURAL_TD_OBJECT_RENDERER_HANDLE hTdRendHandles[MAX_HEAD_ROT_POSES - 1]; +#endif /* JBM module */ DECODER_TC_BUFFER_HANDLE hTcBuffer; /* JBM structure */ diff --git a/lib_dec/lib_dec.c b/lib_dec/lib_dec.c index 059e3b60ff7a587d4a8761f4025ea2f0d1ba66a9..fab4e0e24382852e76caef26fb54cd88c611fdac 100644 --- a/lib_dec/lib_dec.c +++ b/lib_dec/lib_dec.c @@ -37,6 +37,8 @@ #include "ivas_cnst.h" #include "ivas_prot.h" #include "ivas_prot_rend.h" +#include "isar_prot.h" +#include "lib_isar_pre_rend.h" #include "prot.h" #include "jbm_jb4sb.h" #include "jbm_pcmdsp_apa.h" @@ -106,11 +108,27 @@ static ivas_error evs_dec_main( Decoder_Struct *st_ivas, const int16_t nOutSampl static ivas_error input_format_API_to_internal( IVAS_DEC_INPUT_FORMAT input_format, int16_t *bitstream_format_internal, int16_t *sdp_hf_only, const bool is_voip_enabled ); static void init_decoder_config( DECODER_CONFIG_HANDLE hDecoderConfig ); static ivas_error IVAS_DEC_VoIP_reconfigure( IVAS_DEC_HANDLE hIvasDec, const uint16_t nTransportChannels, const uint16_t l_ts ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error IVAS_DEC_Setup( IVAS_DEC_HANDLE hIvasDec, uint16_t *nTcBufferGranularity, uint8_t *nTransportChannels, uint8_t *nOutChannels, uint16_t *nSamplesRendered, const IVAS_DEC_PCM_TYPE pcmType, void *data ); +#else static ivas_error IVAS_DEC_Setup( IVAS_DEC_HANDLE hIvasDec, uint16_t *nTcBufferGranularity, uint8_t *nTransportChannels, uint8_t *nOutChannels, uint16_t *nSamplesRendered, int16_t *data ); +#endif static ivas_error IVAS_DEC_GetTcSamples( IVAS_DEC_HANDLE hIvasDec, float *pcmBuf, int16_t *nOutSamples ); static ivas_error IVAS_DEC_RendererFeedTcSamples( IVAS_DEC_HANDLE hIvasDec, const int16_t nSamplesForRendering, int16_t *nSamplesResidual, float *pcmBuf ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error IVAS_DEC_GetRenderedSamples( IVAS_DEC_HANDLE hIvasDec, const uint16_t nSamplesForRendering, uint16_t *nSamplesRendered, uint16_t *nSamplesAvailableNext, const IVAS_DEC_PCM_TYPE pcmType, void *pcmBuf ); +#else static ivas_error IVAS_DEC_GetRenderedSamples( IVAS_DEC_HANDLE hIvasDec, const uint16_t nSamplesForRendering, uint16_t *nSamplesRendered, uint16_t *nSamplesAvailableNext, int16_t *pcmBuf ); +#endif static ivas_error IVAS_DEC_GetBufferedNumberOfSamples( IVAS_DEC_HANDLE hIvasDec, int16_t *nSamplesBuffered ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static PCM_RESOLUTION pcm_type_API_to_internal( const IVAS_DEC_PCM_TYPE pcmType ); +static void *pcm_buffer_offset( void *buffer, const IVAS_DEC_PCM_TYPE pcmType, const int32_t offset ); +static ivas_error set_pcm_buffer_to_zero( void *buffer, const IVAS_DEC_PCM_TYPE pcmType, const int16_t nZeroSamples ); +static ivas_error isar_set_split_rend_setup( ISAR_DEC_SPLIT_REND_WRAPPER *hSplitBinRend, const ISAR_SPLIT_REND_CONFIG_DATA *hSplitBinConfig, const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, ISAR_SPLIT_REND_BITS_DATA *splitRendBits ); +static ivas_error ivas_create_handle_isar( ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE *hSplitBinRend_out ); +static void ivas_destroy_handle_isar( ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE *hSplitBinRend_out ); +#endif static int16_t get_render_frame_size_ms( IVAS_RENDER_FRAMESIZE render_framesize ); @@ -231,6 +249,46 @@ ivas_error IVAS_DEC_Open( return IVAS_ERR_WRONG_PARAMS; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-------------------------------------------------------------------------* + * isar_set_split_rend_setup() + * + * Setup IVAS split rendering + *-------------------------------------------------------------------------*/ + +static ivas_error isar_set_split_rend_setup( + ISAR_DEC_SPLIT_REND_WRAPPER *hSplitBinRend, + const ISAR_SPLIT_REND_CONFIG_DATA *hSplitBinConfig, + const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, + ISAR_SPLIT_REND_BITS_DATA *splitRendBits /* o : output split rendering bits */ +) +{ + splitRendBits->bits_read = 0; + splitRendBits->bits_written = 0; + splitRendBits->buf_len = ISAR_MAX_SPLIT_REND_BITS_BUFFER_SIZE_IN_BYTES; + splitRendBits->codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + splitRendBits->pose_correction = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; + splitRendBits->codec_frame_size_ms = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + splitRendBits->isar_frame_size_ms = 0; + splitRendBits->lc3plus_highres = 0; +#endif + + if ( ( hSplitBinRend->hMultiBinCldfbData = (ISAR_DEC_SPLIT_REND_MULTI_BIN_CLDFB_DATA_HANDLE) malloc( sizeof( ISAR_DEC_SPLIT_REND_MULTI_BIN_CLDFB_DATA ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for split rendering structure" ); + } + + ISAR_PRE_REND_GetMultiBinPoseData( hSplitBinConfig, &hSplitBinRend->splitrend.multiBinPoseData, ( hCombinedOrientationData != NULL ) ? hCombinedOrientationData->sr_pose_pred_axis : DEFAULT_AXIS ); + + if ( hCombinedOrientationData != NULL ) + { + isar_set_split_rend_ht_setup( &hSplitBinRend->splitrend, hCombinedOrientationData->Quaternions, hCombinedOrientationData->Rmat ); + } + + return IVAS_ERR_OK; +} +#endif /*---------------------------------------------------------------------* * init_decoder_config() @@ -253,6 +311,9 @@ static void init_decoder_config( hDecoderConfig->Opt_non_diegetic_pan = 0; hDecoderConfig->non_diegetic_pan_gain = 0; hDecoderConfig->Opt_tsm = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hDecoderConfig->Opt_Limiter = 1; +#endif hDecoderConfig->Opt_delay_comp = 0; hDecoderConfig->Opt_ExternalOrientation = 0; hDecoderConfig->Opt_dpid_on = 0; @@ -284,6 +345,11 @@ void IVAS_DEC_Close( ( *phIvasDec )->hVoIP = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* destroy Split binaural renderer (ISAR) handle */ + ivas_destroy_handle_isar( &( *phIvasDec )->st_ivas->hSplitBinRend ); +#endif + if ( ( *phIvasDec )->st_ivas ) { ivas_destroy_dec( ( *phIvasDec )->st_ivas ); @@ -435,6 +501,12 @@ ivas_error IVAS_DEC_Configure( hDecoderConfig->render_framesize = renderFramesize; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + hDecoderConfig->Opt_Headrotation = TRUE; + } +#endif /* Set decoder parameters to initial values */ if ( ( error = ivas_init_decoder_front( st_ivas ) ) != IVAS_ERR_OK ) @@ -442,6 +514,17 @@ ivas_error IVAS_DEC_Configure( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* create ISAR handle */ + if ( hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( ( error = ivas_create_handle_isar( &st_ivas->hSplitBinRend ) ) != IVAS_ERR_OK ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for ISAR handle" ); + } + } +#endif + if ( hIvasDec->mode == IVAS_DEC_MODE_EVS ) { hIvasDec->st_ivas->ivas_format = MONO_FORMAT; @@ -458,6 +541,40 @@ ivas_error IVAS_DEC_Configure( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*---------------------------------------------------------------------* + * IVAS_DEC_EnableSplitRendering( ) + * + * Intitialize Split rendering + *---------------------------------------------------------------------*/ + +ivas_error IVAS_DEC_EnableSplitRendering( + IVAS_DEC_HANDLE hIvasDec /* i/o: IVAS decoder handle */ +) +{ + DECODER_CONFIG_HANDLE hDecoderConfig; + ivas_error error; + + error = IVAS_ERR_OK; + + + if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + hDecoderConfig = hIvasDec->st_ivas->hDecoderConfig; + + hDecoderConfig->Opt_Headrotation = 1; + hDecoderConfig->render_framesize = IVAS_RENDER_FRAMESIZE_20MS; + + hDecoderConfig->Opt_Limiter = 0; + + return error; +} +#endif + + /*---------------------------------------------------------------------* * get_render_framesize_ms( ) * @@ -489,6 +606,15 @@ ivas_error IVAS_DEC_SetRenderFramesize( hIvasDec->st_ivas->hDecoderConfig->render_framesize = render_framesize; + if ( hIvasDec->st_ivas->hExtOrientationData != NULL ) + { + hIvasDec->st_ivas->hExtOrientationData->num_subframes = (int16_t) render_framesize; + } + if ( hIvasDec->st_ivas->hCombinedOrientationData != NULL ) + { + hIvasDec->st_ivas->hCombinedOrientationData->num_subframes = (int16_t) render_framesize; + } + return IVAS_ERR_OK; } @@ -779,9 +905,14 @@ ivas_error IVAS_DEC_FeedFrame_Serial( ivas_error IVAS_DEC_GetSamples( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ const int16_t nSamplesAsked, /* i : number of samples wanted by the caller */ - int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ - int16_t *nOutSamples, /* o : number of samples per channel written to output buffer */ - bool *needNewFrame /* o :indication that the decoder needs a new frame */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, /* i : type for the decoded PCM resolution */ + void *pcmBuf, /* o : output synthesis signal */ +#else + int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif + int16_t *nOutSamples, /* o : number of samples per channel written to output buffer */ + bool *needNewFrame /* o :indication that the decoder needs a new frame */ ) { ivas_error error; @@ -811,6 +942,16 @@ ivas_error IVAS_DEC_GetSamples( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + /*----------------------------------------------------------------* + * Binaural split rendering setup + *----------------------------------------------------------------*/ + + if ( hIvasDec->st_ivas->hCombinedOrientationData != NULL && ( hIvasDec->st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || hIvasDec->st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) + { + isar_set_split_rend_ht_setup( &hIvasDec->st_ivas->hSplitBinRend->splitrend, hIvasDec->st_ivas->hCombinedOrientationData->Quaternions, hIvasDec->st_ivas->hCombinedOrientationData->Rmat ); + } +#endif hIvasDec->updateOrientation = false; } @@ -845,7 +986,11 @@ ivas_error IVAS_DEC_GetSamples( { /* setup */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_Setup( hIvasDec, &l_ts, &nTransportChannels, &nOutChannels, &nSamplesRendered_loop, pcmType, pcm_buffer_offset( pcmBuf, pcmType, nSamplesRendered * nOutChannels ) ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_Setup( hIvasDec, &l_ts, &nTransportChannels, &nOutChannels, &nSamplesRendered_loop, pcmBuf + nSamplesRendered * nOutChannels ) ) != IVAS_ERR_OK ) +#endif { return error; @@ -912,7 +1057,11 @@ ivas_error IVAS_DEC_GetSamples( /* render IVAS frames directly to the output buffer */ nSamplesToRender = nSamplesAsked - nSamplesRendered; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_GetRenderedSamples( hIvasDec, nSamplesToRender, &nSamplesRendered_loop, &hIvasDec->nSamplesAvailableNext, pcmType, pcm_buffer_offset( pcmBuf, pcmType, nSamplesRendered * nOutChannels ) ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_GetRenderedSamples( hIvasDec, nSamplesToRender, &nSamplesRendered_loop, &hIvasDec->nSamplesAvailableNext, pcmBuf + nSamplesRendered * nOutChannels ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -937,6 +1086,202 @@ ivas_error IVAS_DEC_GetSamples( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*---------------------------------------------------------------------* + * IVAS_DEC_GetSplitBinauralBitstream( ) + * + * + *---------------------------------------------------------------------*/ + +ivas_error +IVAS_DEC_GetSplitBinauralBitstream( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + void *pcmBuf_out, /* o : output synthesis signal for BINAURAL_SPLIT_PCM */ + ISAR_SPLIT_REND_BITS_DATA *splitRendBits, /* o : output split rendering bits */ + int16_t *nOutSamples, /* o : number of samples per channel written to output buffer */ + bool *needNewFrame /* o : indication that the decoder needs a new frame */ +) +{ + Decoder_Struct *st_ivas; + AUDIO_CONFIG output_config; + int32_t output_Fs; + float *pOutput[BINAURAL_CHANNELS * MAX_HEAD_ROT_POSES]; + float output[BINAURAL_CHANNELS * MAX_HEAD_ROT_POSES][L_FRAME48k]; + float pcmBuf[BINAURAL_CHANNELS * MAX_HEAD_ROT_POSES * L_FRAME48k]; + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + int16_t numSamplesPerChannelToDecode; + int16_t i, j; + ivas_error error; + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE hSplitBinRend; + int16_t max_band; + int16_t pcm_out_flag; + int16_t td_input; + int16_t numPoses; + int16_t slots_rendered, slots_rendered_new; + int16_t ro_md_flag; + IVAS_QUATERNION Quaternion; + + error = IVAS_ERR_OK; + st_ivas = hIvasDec->st_ivas; + output_config = st_ivas->hDecoderConfig->output_config; + output_Fs = st_ivas->hDecoderConfig->output_Fs; + numSamplesPerChannelToDecode = (int16_t) ( output_Fs / FRAMES_PER_SEC ); + + *needNewFrame = false; + hSplitBinRend = st_ivas->hSplitBinRend; + + if ( ( error = isar_set_split_rend_setup( hSplitBinRend, &st_ivas->hRenderConfig->split_rend_config, st_ivas->hCombinedOrientationData, splitRendBits ) ) != IVAS_ERR_OK ) + { + return error; + } + + numPoses = hSplitBinRend->splitrend.multiBinPoseData.num_poses; + + if ( st_ivas->hDecoderConfig->render_framesize != IVAS_RENDER_FRAMESIZE_20MS && + ( hIvasDec->st_ivas->hRenderConfig->split_rend_config.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE || + hIvasDec->st_ivas->hRenderConfig->split_rend_config.dof == 0 ) ) + { + numSamplesPerChannelToDecode = (int16_t) ( output_Fs / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES ); + numSamplesPerChannelToDecode *= (int16_t) st_ivas->hDecoderConfig->render_framesize; + } + + if ( IVAS_DEC_is_split_rendering_enabled( hIvasDec ) == 0 ) + { + return IVAS_ERR_WRONG_PARAMS; + } + + if ( st_ivas->hTcBuffer == NULL || hIvasDec->hasBeenFedFrame ) + { + slots_rendered = 0; + } + else + { + /* this is needed for OMASA-DISC, because the td-rend granularity is 240 samples at 48kHz, leading to wrong slot count. */ + if ( st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC ) + { + slots_rendered = st_ivas->hTcBuffer->n_samples_rendered / NS2SA( st_ivas->hDecoderConfig->output_Fs, CLDFB_SLOT_NS ); + } + else + { + slots_rendered = st_ivas->hTcBuffer->n_samples_rendered / st_ivas->hTcBuffer->n_samples_granularity; + } + } + + + /* Decode and render */ + if ( ( error = IVAS_DEC_GetSamples( hIvasDec, numSamplesPerChannelToDecode, IVAS_DEC_PCM_FLOAT, pcmBuf, nOutSamples, needNewFrame ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* change buffer layout */ + for ( i = 0; i < numSamplesPerChannelToDecode; ++i ) + { + for ( j = 0; j < BINAURAL_CHANNELS * numPoses; ++j ) + { + output[j][i] = pcmBuf[i * BINAURAL_CHANNELS * numPoses + j]; + } + } + for ( i = 0; i < BINAURAL_CHANNELS * MAX_HEAD_ROT_POSES; ++i ) + { + pOutput[i] = output[i]; + } + + if ( st_ivas->hTcBuffer == NULL ) + { + slots_rendered_new = 0; + } + else + { + /* this is needed for OMASA-DISC, because the td-rend granularity is 240 samples at 48kHz, leading to wrong slot count. */ + if ( st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC ) + { + slots_rendered_new = st_ivas->hTcBuffer->n_samples_rendered / NS2SA( st_ivas->hDecoderConfig->output_Fs, CLDFB_SLOT_NS ); + } + else + { + slots_rendered_new = st_ivas->hTcBuffer->n_samples_rendered / st_ivas->hTcBuffer->n_samples_granularity; + } + } + + for ( i = 0; i < BINAURAL_CHANNELS * numPoses; ++i ) + { + for ( j = slots_rendered; j < slots_rendered_new; ++j ) + { + mvr2r( hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[i][j], Cldfb_RealBuffer_Binaural[i][j - slots_rendered], CLDFB_NO_CHANNELS_MAX ); + mvr2r( hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[i][j], Cldfb_ImagBuffer_Binaural[i][j - slots_rendered], CLDFB_NO_CHANNELS_MAX ); + } + } + + max_band = (int16_t) ( ( BINAURAL_MAXBANDS * output_Fs ) / 48000 ); + pcm_out_flag = ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0; + td_input = st_ivas->renderer_type != RENDERER_BINAURAL_FASTCONV && st_ivas->renderer_type != RENDERER_BINAURAL_PARAMETRIC && st_ivas->renderer_type != RENDERER_BINAURAL_PARAMETRIC_ROOM && st_ivas->renderer_type != RENDERER_STEREO_PARAMETRIC; + + if ( st_ivas->hBinRendererTd != NULL ) + { + ro_md_flag = 1; + } + else + { + ro_md_flag = 0; + } + + if ( st_ivas->hHeadTrackData != NULL ) + { + Quaternion = st_ivas->hHeadTrackData->Quaternions[0]; + } + else + { + Quaternion.w = -3.0f; + Quaternion.x = 0.0f; + Quaternion.y = 0.0f; + Quaternion.z = 0.0f; + } + if ( ( error = ISAR_PRE_REND_MultiBinToSplitBinaural( &hSplitBinRend->splitrend, + Quaternion, + st_ivas->hRenderConfig->split_rend_config.splitRendBitRate, + st_ivas->hRenderConfig->split_rend_config.codec, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + st_ivas->hRenderConfig->split_rend_config.isar_frame_size_ms, +#endif + st_ivas->hRenderConfig->split_rend_config.codec_frame_size_ms, + splitRendBits, + Cldfb_RealBuffer_Binaural, + Cldfb_ImagBuffer_Binaural, + max_band, pOutput, 1, !td_input, pcm_out_flag, ro_md_flag ) ) != IVAS_ERR_OK ) + + { + return error; + } + + /* convert to int16 with limiting for BINAURAL_SPLIT_PCM */ + if ( pcm_out_flag ) + { + if ( st_ivas->hDecoderConfig->render_framesize == IVAS_RENDER_FRAMESIZE_5MS ) + { +#ifndef DISABLE_LIMITER + ivas_limiter_dec( st_ivas->hLimiter, pOutput, st_ivas->hDecoderConfig->nchan_out, numSamplesPerChannelToDecode, st_ivas->BER_detect ); +#endif + } + else + { + ivas_limiter_dec( st_ivas->hLimiter, pOutput, st_ivas->hDecoderConfig->nchan_out, numSamplesPerChannelToDecode, st_ivas->BER_detect ); + } + +#ifdef DEBUGGING + st_ivas->noClipping += +#endif + ivas_syn_output( pOutput, numSamplesPerChannelToDecode, st_ivas->hDecoderConfig->nchan_out, (int16_t *) pcmBuf_out ); + } + + free( st_ivas->hSplitBinRend->hMultiBinCldfbData ); + + return error; +} +#endif + + /*---------------------------------------------------------------------* * IVAS_DEC_Setup( ) * @@ -949,7 +1294,12 @@ static ivas_error IVAS_DEC_Setup( uint8_t *nTransportChannels, /* o : number of decoded transport PCM channels */ uint8_t *nOutChannels, /* o : number of decoded out channels (PCM or CLDFB) */ uint16_t *nSamplesRendered, /* o : number of samples flushed from the last frame */ - int16_t *data /* o : output synthesis signal */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, /* i : type for the decoded PCM resolution */ + void *data /* o : output synthesis signal */ +#else + int16_t *data /* o : output synthesis signal */ +#endif ) { ivas_error error; @@ -985,7 +1335,11 @@ static ivas_error IVAS_DEC_Setup( if ( st_ivas->bfi == 0 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_dec_setup( st_ivas, nSamplesRendered, pcm_type_API_to_internal( pcmType ), data ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_dec_setup( st_ivas, nSamplesRendered, data ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1091,7 +1445,13 @@ static ivas_error IVAS_DEC_GetRenderedSamples( const uint16_t nSamplesForRendering, /* i : number of TC samples wanted from the renderer */ uint16_t *nSamplesRendered, /* o : number of samples rendered */ uint16_t *nSamplesAvailableNext, /* o : number of samples still available in the renerer pipeline */ - int16_t *pcmBuf ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, + void *pcmBuf +#else + int16_t *pcmBuf +#endif +) { Decoder_Struct *st_ivas; ivas_error error; @@ -1104,7 +1464,11 @@ static ivas_error IVAS_DEC_GetRenderedSamples( st_ivas = hIvasDec->st_ivas; /* run the main IVAS decoding routine */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + error = ivas_jbm_dec_render( st_ivas, nSamplesForRendering, nSamplesRendered, nSamplesAvailableNext, pcm_type_API_to_internal( pcmType ), pcmBuf ); +#else error = ivas_jbm_dec_render( st_ivas, nSamplesForRendering, nSamplesRendered, nSamplesAvailableNext, pcmBuf ); +#endif return error; } @@ -1382,7 +1746,12 @@ ivas_error IVAS_DEC_FeedHeadTrackData( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ IVAS_QUATERNION orientation, /* i : head-tracking data, listener orientation */ IVAS_VECTOR3 Pos, /* i : listener position */ - const int16_t subframe_idx /* i : subframe index */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t subframe_idx, /* i : subframe index */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis /* i : external control for rotation axis for split rendering */ +#else + const int16_t subframe_idx /* i : subframe index */ +#endif ) { HEAD_TRACK_DATA_HANDLE hHeadTrackData; @@ -1416,6 +1785,9 @@ ivas_error IVAS_DEC_FeedHeadTrackData( hHeadTrackData->Pos[subframe_idx].y = Pos.y; hHeadTrackData->Pos[subframe_idx].z = Pos.z; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hHeadTrackData->sr_pose_pred_axis = rot_axis; +#endif hIvasDec->updateOrientation = true; return IVAS_ERR_OK; @@ -1705,6 +2077,24 @@ static ivas_error copyRendererConfigStruct( mvr2r( hRCin->roomAcoustics.pAcoustic_rt60, hRCout->roomAcoustics.pAcoustic_rt60, CLDFB_NO_CHANNELS_MAX ); mvr2r( hRCin->roomAcoustics.pAcoustic_dsr, hRCout->roomAcoustics.pAcoustic_dsr, CLDFB_NO_CHANNELS_MAX ); mvr2r( hRCin->directivity, hRCout->directivity, 3 * MAX_NUM_OBJECTS ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* TODO: This seems wrong. Why set default instead of copying from hRCin? + * Currently seems to work because we only ever copy from a default-initialized handle anyway */ + hRCout->split_rend_config.splitRendBitRate = SPLIT_REND_768k; + hRCout->split_rend_config.dof = 3; + hRCout->split_rend_config.hq_mode = 0; + hRCout->split_rend_config.codec_delay_ms = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hRCout->split_rend_config.isar_frame_size_ms = 20; +#endif + hRCout->split_rend_config.codec_frame_size_ms = 0; /* 0 means "use default for selected codec" */ + hRCout->split_rend_config.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + hRCout->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + hRCout->split_rend_config.rendererSelection = hRCin->split_rend_config.rendererSelection; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hRCout->split_rend_config.lc3plus_highres = hRCin->split_rend_config.lc3plus_highres; +#endif +#endif hRCout->roomAcoustics.use_er = hRCin->roomAcoustics.use_er; hRCout->roomAcoustics.lowComplexity = hRCin->roomAcoustics.lowComplexity; @@ -1761,6 +2151,9 @@ ivas_error IVAS_DEC_FeedRenderConfig( ) { RENDER_CONFIG_HANDLE hRenderConfig; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_error error; +#endif if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL || hIvasDec->st_ivas->hRenderConfig == NULL ) { @@ -1801,6 +2194,20 @@ ivas_error IVAS_DEC_FeedRenderConfig( mvr2r( renderConfig.directivity, hRenderConfig->directivity, 3 * MAX_NUM_OBJECTS ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + hRenderConfig->split_rend_config = renderConfig.split_rend_config; + + /* Overwrite any pose correction settings if 0 DOF (no pose correction) was selected */ + if ( hRenderConfig->split_rend_config.dof == 0 ) + { + hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; + } + + if ( ( error = isar_split_rend_validate_config( &hRenderConfig->split_rend_config, ( hIvasDec->st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0 ) ) != IVAS_ERR_OK ) + { + return error; + } +#endif return IVAS_ERR_OK; } @@ -1835,7 +2242,11 @@ ivas_error IVAS_DEC_GetDelay( st_ivas = hIvasDec->st_ivas; hDecoderConfig = st_ivas->hDecoderConfig; +#ifdef SPLIT_REND_WITH_HEAD_ROT + nSamples[1] = NS2SA( hDecoderConfig->output_Fs, get_delay( DEC, hDecoderConfig->output_Fs, st_ivas->ivas_format, st_ivas->cldfbAnaDec[0], hDecoderConfig->output_config ) ); +#else nSamples[1] = NS2SA( hDecoderConfig->output_Fs, get_delay( DEC, hDecoderConfig->output_Fs, st_ivas->ivas_format, st_ivas->cldfbAnaDec[0] ) ); +#endif nSamples[2] = (int16_t) roundf( (float) st_ivas->binaural_latency_ns * hDecoderConfig->output_Fs / 1000000000.f ); nSamples[0] = nSamples[1] + nSamples[2]; @@ -2100,9 +2511,14 @@ ivas_error IVAS_DEC_TSM_SetQuality( *---------------------------------------------------------------------*/ ivas_error IVAS_DEC_VoIP_GetSamples( - IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ - uint16_t nSamplesPerChannel, /* i : number of samples per channel requested to be written to output buffer */ - int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + uint16_t nSamplesPerChannel, /* i : number of samples per channel requested to be written to output buffer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, + void *pcmBuf, +#else + int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif const uint32_t systemTimestamp_ms /* i : current system timestamp */ #ifdef SUPPORT_JBM_TRACEFILE , @@ -2253,7 +2669,11 @@ ivas_error IVAS_DEC_VoIP_GetSamples( /* codec mode to use not known yet - simply output silence */ /* directly set output zero */ int16_t nSamplesToZero = min( nSamplesPerChannel, hIvasDec->nSamplesAvailableNext ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + set_pcm_buffer_to_zero( pcm_buffer_offset( pcmBuf, pcmType, nSamplesRendered * nOutChannels ), pcmType, nSamplesToZero * nOutChannels ); +#else set_s( pcmBuf + nSamplesRendered * nOutChannels, 0, nSamplesToZero * nOutChannels ); +#endif nSamplesRendered += nSamplesToZero; hIvasDec->nSamplesRendered += nSamplesToZero; hIvasDec->nSamplesAvailableNext -= nSamplesToZero; @@ -2265,7 +2685,11 @@ ivas_error IVAS_DEC_VoIP_GetSamples( nSamplesToRender = nSamplesPerChannel - nSamplesRendered; /* render IVAS frames directly to the output buffer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = IVAS_DEC_GetSamples( hIvasDec, nSamplesToRender, pcmType, pcm_buffer_offset( pcmBuf, pcmType, nSamplesRendered * nOutChannels ), &nSamplesRendered_loop, &tmp ) ) != IVAS_ERR_OK ) +#else if ( ( error = IVAS_DEC_GetSamples( hIvasDec, nSamplesToRender, pcmBuf + nSamplesRendered * nOutChannels, &nSamplesRendered_loop, &tmp ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -2287,8 +2711,13 @@ ivas_error IVAS_DEC_VoIP_GetSamples( ivas_error IVAS_DEC_Flush( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ const int16_t nSamplesPerChannel, /* i : number of samples per channel requested to be written to output buffer */ - int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ - int16_t *nSamplesFlushed /* o : number of samples flushed */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, + void *pcmBuf, +#else + int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif + int16_t *nSamplesFlushed /* o : number of samples flushed */ ) { ivas_error error; @@ -2300,7 +2729,11 @@ ivas_error IVAS_DEC_Flush( nSamplesToRender = (uint16_t) *nSamplesFlushed; /* render IVAS frames */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + error = IVAS_DEC_GetRenderedSamples( hIvasDec, nSamplesToRender, &nSamplesFlushedLocal, &hIvasDec->nSamplesAvailableNext, pcmType, pcmBuf ); +#else error = IVAS_DEC_GetRenderedSamples( hIvasDec, nSamplesToRender, &nSamplesFlushedLocal, &hIvasDec->nSamplesAvailableNext, pcmBuf ); +#endif return error; } @@ -2567,7 +3000,11 @@ static ivas_error printConfigInfo_dec( get_channel_config( output_config, &config_str[0] ); fprintf( stdout, "Output configuration: %s\n", config_str ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { fprintf( stdout, "Render framesize: %dms\n", get_render_frame_size_ms( st_ivas->hDecoderConfig->render_framesize ) ); } @@ -3133,3 +3570,305 @@ static ivas_error IVAS_DEC_VoIP_reconfigure( return IVAS_ERR_OK; } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*---------------------------------------------------------------------* + * IVAS_DEC_GetSplitRendBitstreamHeader() + * + * + *---------------------------------------------------------------------*/ + +ivas_error +IVAS_DEC_GetSplitRendBitstreamHeader( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + ISAR_SPLIT_REND_CODEC *pCodec, /* o: pointer to codec setting */ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, /* o: pointer to pose correction mode */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t *pIsar_frame_size_ms, /* o: pointer to isar frame size setting */ +#endif + int16_t *pCodec_frame_size_ms /* o: pointer to codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *pLc3plusHighRes +#endif +) +{ + if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + *pCodec = hIvasDec->st_ivas->hRenderConfig->split_rend_config.codec; + *pCodec_frame_size_ms = hIvasDec->st_ivas->hRenderConfig->split_rend_config.codec_frame_size_ms; + *poseCorrection = hIvasDec->st_ivas->hRenderConfig->split_rend_config.poseCorrectionMode; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + *pIsar_frame_size_ms = hIvasDec->st_ivas->hRenderConfig->split_rend_config.isar_frame_size_ms; + *pLc3plusHighRes = hIvasDec->st_ivas->hRenderConfig->split_rend_config.lc3plus_highres; +#endif + return IVAS_ERR_OK; +} + + +/*---------------------------------------------------------------------* + * IVAS_DEC_GetCldfbSamples() + * + * API function to output CLDFB samples + *---------------------------------------------------------------------*/ + +ivas_error IVAS_DEC_GetCldfbSamples( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + float *out_real, /* o : buffer for decoded PCM real output in CLDFB domain */ + float *out_imag, /* o : buffer for decoded PCM imag output in CLDFB domain */ + AUDIO_CONFIG *audio_config, /* o : audio configuration */ + int16_t *nOutSamples /* o : number of samples per channel written to output buffer */ +) +{ + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE hSplitBinRend; + int16_t ch, b, slot_idx, num_chs, maxBand, num_samples; + + if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL || hIvasDec->st_ivas->hSplitBinRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + hSplitBinRend = hIvasDec->st_ivas->hSplitBinRend; + num_samples = 0; + + if ( hSplitBinRend->hCldfbDataOut != NULL ) + { + *audio_config = hSplitBinRend->hCldfbDataOut->config; + if ( hSplitBinRend->hCldfbDataOut->config != IVAS_AUDIO_CONFIG_INVALID ) + { + num_chs = audioCfg2channels( hSplitBinRend->hCldfbDataOut->config ); + maxBand = (int16_t) ( ( CLDFB_NO_CHANNELS_MAX * hIvasDec->st_ivas->hDecoderConfig->output_Fs ) / 48000 ); + + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX; slot_idx++ ) + { + for ( b = 0; b < maxBand; b++ ) + { + for ( ch = 0; ch < num_chs; ch++ ) + { + *out_real++ = hSplitBinRend->hCldfbDataOut->Cldfb_RealBuffer[ch][slot_idx][b]; + *out_imag++ = hSplitBinRend->hCldfbDataOut->Cldfb_ImagBuffer[ch][slot_idx][b]; + } + } + } + num_samples = CLDFB_NO_COL_MAX * maxBand; + } + } + else + { + *audio_config = IVAS_AUDIO_CONFIG_INVALID; + } + + *nOutSamples = num_samples; + + return IVAS_ERR_OK; +} + + +/*---------------------------------------------------------------------* + * pcm_buffer_offset() + * + * + *---------------------------------------------------------------------*/ + +static void *pcm_buffer_offset( + void *buffer, + const IVAS_DEC_PCM_TYPE pcmType, + const int32_t offset ) +{ + switch ( pcmType ) + { + case IVAS_DEC_PCM_FLOAT: + { + float *tmpBuf = (float *) buffer; + return (void *) ( tmpBuf + offset ); + } + break; + case IVAS_DEC_PCM_INT16: + { + int16_t *tmpBuf = (int16_t *) buffer; + return (void *) ( tmpBuf + offset ); + } + break; + default: + break; + } + + return NULL; +} + + +/*---------------------------------------------------------------------* + * set_pcm_buffer_to_zero() + * + * + *---------------------------------------------------------------------*/ + +static ivas_error set_pcm_buffer_to_zero( + void *buffer, + const IVAS_DEC_PCM_TYPE pcmType, + const int16_t nZeroSamples ) +{ + ivas_error error; + + error = IVAS_ERR_OK; + switch ( pcmType ) + { + case IVAS_DEC_PCM_FLOAT: + set_zero( (float *) buffer, nZeroSamples ); + break; + case IVAS_DEC_PCM_INT16: + set_s( (int16_t *) buffer, 0, nZeroSamples ); + break; + default: + error = IVAS_ERR_INTERNAL; + } + + return error; +} + + +/*---------------------------------------------------------------------* + * pcm_type_API_to_internal() + * + * + *---------------------------------------------------------------------*/ + +PCM_RESOLUTION pcm_type_API_to_internal( + const IVAS_DEC_PCM_TYPE pcmType ) +{ + PCM_RESOLUTION pcm_resolution; + pcm_resolution = PCM_NOT_KNOW; + + switch ( pcmType ) + { + case IVAS_DEC_PCM_FLOAT: + pcm_resolution = PCM_FLOAT32; + break; + case IVAS_DEC_PCM_INT16: + pcm_resolution = PCM_INT16; + break; + default: + pcm_resolution = PCM_NOT_KNOW; + } + + return pcm_resolution; +} + + +/*-------------------------------------------------------------------* + * ivas_create_handle_isar() + * + * Initialize IVAS decoder split rend handle + *-------------------------------------------------------------------*/ + +static ivas_error ivas_create_handle_isar( + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE *hSplitBinRend_out /* o : ISAR split binaural rendering handle */ +) +{ + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE hSplitBinRend; + + if ( ( hSplitBinRend = (ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE) malloc( sizeof( ISAR_DEC_SPLIT_REND_WRAPPER ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for IVAS decoder handle" ); + } + + isar_init_split_rend_handles( &hSplitBinRend->splitrend ); + + hSplitBinRend->hMultiBinCldfbData = NULL; + hSplitBinRend->hCldfbDataOut = NULL; + hSplitBinRend->numTdSamplesPerChannelCached = 0; + + *hSplitBinRend_out = hSplitBinRend; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ivas_destroy_handle_isar() + * + * destroy IVAS decoder split rend handle + *-------------------------------------------------------------------*/ + +static void ivas_destroy_handle_isar( + ISAR_DEC_SPLIT_REND_WRAPPER_HANDLE *hSplitBinRend /* i/o: ISAR split binaural rendering handle */ +) +{ + if ( *hSplitBinRend != NULL ) + { + ISAR_PRE_REND_close( &( *hSplitBinRend )->splitrend, NULL ); + + if ( ( *hSplitBinRend )->hCldfbDataOut != NULL ) + { + free( ( *hSplitBinRend )->hCldfbDataOut ); + ( *hSplitBinRend )->hCldfbDataOut = NULL; + } + } + + return; +} + + +/*---------------------------------------------------------------------* + * IVAS_DEC_is_split_rendering_enabled() + * + * + *---------------------------------------------------------------------*/ + +int16_t IVAS_DEC_is_split_rendering_enabled( + IVAS_DEC_HANDLE hIvasDec /* i/o: IVAS decoder handle */ +) +{ + Decoder_Struct *st_ivas; + int16_t isSplitRend; + + if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + st_ivas = hIvasDec->st_ivas; + isSplitRend = 0; + + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM || + ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_STEREO && st_ivas->hDecoderConfig->Opt_non_diegetic_pan && st_ivas->hRenderConfig->split_rend_config.dof == 0 ) ) + { + isSplitRend = 1; + } + + return isSplitRend; +} + + +/*---------------------------------------------------------------------* + * IVAS_DEC_is_split_rendering_coded_out() + * + * + *---------------------------------------------------------------------*/ + +int16_t IVAS_DEC_is_split_rendering_coded_out( + IVAS_DEC_HANDLE hIvasDec /* i/o: IVAS decoder handle */ +) +{ + Decoder_Struct *st_ivas; + int16_t isSplitCoded; + + if ( hIvasDec == NULL || hIvasDec->st_ivas == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + st_ivas = hIvasDec->st_ivas; + isSplitCoded = 0; + + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || + ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_STEREO && st_ivas->hDecoderConfig->Opt_non_diegetic_pan && st_ivas->hRenderConfig->split_rend_config.dof == 0 ) ) + { + isSplitCoded = 1; + } + + return isSplitCoded; +} +#endif diff --git a/lib_dec/lib_dec.h b/lib_dec/lib_dec.h index 443f9ef6ee23fea9bb3747a248e5cb6595aa3b18..b7765a62519d2e52ada9dbfd9acc48c1203f0b8d 100644 --- a/lib_dec/lib_dec.h +++ b/lib_dec/lib_dec.h @@ -74,6 +74,14 @@ typedef enum _IVAS_DEC_FORCED_REND_MODE } IVAS_DEC_FORCED_REND_MODE; #endif +#ifdef SPLIT_REND_WITH_HEAD_ROT +typedef enum _IVAS_DEC_PCM_TYPE +{ + IVAS_DEC_PCM_INT16, + IVAS_DEC_PCM_FLOAT, + IVAS_DEC_PCM_INVALID +} IVAS_DEC_PCM_TYPE; +#endif /* bitstream formats that can be consumed */ typedef enum _IVAS_DEC_BS_FORMAT @@ -149,11 +157,56 @@ ivas_error IVAS_DEC_FeedFrame_Serial( ivas_error IVAS_DEC_GetSamples( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ const int16_t nSamplesAsked, /* i : number of samples wanted by the caller */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, /* i : type for the decoded PCM resolution */ + void *pcmBuf, /* o : output synthesis signal */ +#else int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif int16_t *nOutSamples, /* o : number of samples per channel written to output buffer */ bool *needNewFrame /* o : indication that the decoder needs a new frame */ ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +ivas_error IVAS_DEC_GetSplitBinauralBitstream( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + void *pcmBuf_out, /* o : output synthesis signal for BINAURAL_SPLIT_PCM */ + ISAR_SPLIT_REND_BITS_DATA *splitRendBits, /* o : output split rendering bits */ + int16_t *nOutSamples, /* o : number of samples per channel written to output buffer */ + bool *needNewFrame /* o : indication that the decoder needs a new frame */ +); + +/*! r: decoder error code */ +ivas_error IVAS_DEC_GetSplitRendBitstreamHeader( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + ISAR_SPLIT_REND_CODEC *pCodec, /* o: pointer to codec setting */ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, /* o: pointer to pose correction mode */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t *pIsar_frame_size_ms, /* o: pointer to isar frame size setting */ +#endif + int16_t *pCodec_frame_size_ms /* o: pointer to codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *pLc3plusHighRes /* o: pointer to LC3plus High-Res setting */ +#endif +); + +/*! r: decoder error code */ +ivas_error IVAS_DEC_GetCldfbSamples( + IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ + float *out_real, /* o : buffer for decoded PCM real output in CLDFB domain */ + float *out_imag, /* o : buffer for decoded PCM imag output in CLDFB domain */ + IVAS_AUDIO_CONFIG *audio_config, /* o : audio configuration */ + int16_t *nOutSamples /* o : number of samples per channel written to output buffer */ +); + +int16_t IVAS_DEC_is_split_rendering_enabled( + IVAS_DEC_HANDLE hIvasDec /* i: IVAS decoder handle */ +); +int16_t IVAS_DEC_is_split_rendering_coded_out( + IVAS_DEC_HANDLE hIvasDec /* i/o: IVAS decoder handle */ +); +#endif /*! r: error code */ ivas_error IVAS_DEC_GetObjectMetadata( @@ -175,7 +228,12 @@ ivas_error IVAS_DEC_FeedHeadTrackData( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ IVAS_QUATERNION orientation, /* i : head-tracking data, listener orientation */ IVAS_VECTOR3 Pos, /* i : listener position */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t subframe_idx, /* i : subframe index */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis /* i : external control for rotation axis for split rendering */ +#else const int16_t subframe_idx /* i : subframe index */ +#endif ); /*! r: error code */ @@ -228,7 +286,12 @@ ivas_error IVAS_DEC_TSM_SetQuality( ivas_error IVAS_DEC_VoIP_GetSamples( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ uint16_t nSamplesPerChannel, /* i : number of samples per channel requested to be written to output buffer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, + void *pcmBuf, +#else int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif const uint32_t systemTimestamp_ms /* i : current system timestamp */ #ifdef SUPPORT_JBM_TRACEFILE , JbmTraceFileWriterFn jbmWriterFn, @@ -239,7 +302,12 @@ ivas_error IVAS_DEC_VoIP_GetSamples( ivas_error IVAS_DEC_Flush( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ const int16_t nSamplesPerChannel, /* i : number of samples per channel requested to be written to output buffer */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const IVAS_DEC_PCM_TYPE pcmType, + void *pcmBuf, +#else int16_t *pcmBuf, /* i/o: buffer for decoded PCM output. The memory must already be allocated and be able to hold the expected number of output samples, based on frame size and number of output channels */ +#endif int16_t *nSamplesFlushed /* o : number of samples flushed */ ); @@ -252,6 +320,12 @@ ivas_error IVAS_DEC_EnableVoIP( const IVAS_DEC_INPUT_FORMAT inputFormat /* i : format of the input bitstream */ ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*! r: error code */ +ivas_error IVAS_DEC_EnableSplitRendering( + IVAS_DEC_HANDLE hIvasDec /* i/o: IVAS decoder handle */ +); +#endif ivas_error IVAS_DEC_SetRenderFramesize( IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */ diff --git a/lib_enc/ivas_osba_enc.c b/lib_enc/ivas_osba_enc.c index bd0d6b1b58b02d9788bca21fefaed9d50f7e48ec..8199069cdb367d10f1b44fd78ba160ad3ae8a918 100644 --- a/lib_enc/ivas_osba_enc.c +++ b/lib_enc/ivas_osba_enc.c @@ -447,6 +447,9 @@ static void ivas_osba_render_ism_to_sba( int16_t azimuth, elevation; float gains[MAX_INPUT_CHANNELS]; float g1, g2; +#ifndef NONE_BE_FIX_BASOP_1044_OSBA_PRERENDER_MIX_GAINS + float output_gain; +#endif int16_t nchan_sba; diff --git a/lib_enc/ivas_qmetadata_enc.c b/lib_enc/ivas_qmetadata_enc.c index 52dc52772c92c80d1fa30038a24e2026ad9104b1..36d2cee932a461d437e6d58d753f36d33051d67c 100644 --- a/lib_enc/ivas_qmetadata_enc.c +++ b/lib_enc/ivas_qmetadata_enc.c @@ -3774,12 +3774,15 @@ static ivas_error requantize_direction_EC_3( /* gradually increase the bits following the performance of the EC layer*/ int16_t j, k; int16_t use_vq; - int16_t diff, allowed_bits, nbits, last_j; + int16_t diff, allowed_bits, last_j; int16_t no_subframes, start_band; float st[MAX_PARAM_SPATIAL_SUBFRAMES], ct[MAX_PARAM_SPATIAL_SUBFRAMES]; int16_t *bits_dir0; +#ifdef DEBUGGING + int16_t nbits; nbits = 0; +#endif no_subframes = q_direction->cfg.nblocks; start_band = q_direction->cfg.start_band; @@ -3810,7 +3813,9 @@ static ivas_error requantize_direction_EC_3( else /* 2D */ { diff = 0; +#ifdef DEBUGGING nbits = 0; +#endif for ( j = start_band; j < coding_subbands; j++ ) { bits_dir0 = (int16_t *) q_direction->band_data[j].bits_sph_idx; @@ -3836,11 +3841,19 @@ static ivas_error requantize_direction_EC_3( if ( q_direction->cfg.mc_ls_setup != MC_LS_SETUP_INVALID ) { +#ifdef DEBUGGING nbits += truncGR0_chan( azimuth_orig[j], q_direction->band_data[j].azimuth, q_direction->band_data[j].azimuth_index, no_subframes, allowed_bits, st, ct ); +#else + truncGR0_chan( azimuth_orig[j], q_direction->band_data[j].azimuth, q_direction->band_data[j].azimuth_index, no_subframes, allowed_bits, st, ct ); +#endif } else { +#ifdef DEBUGGING nbits += truncGR0( azimuth_orig[j], q_direction->band_data[j].azimuth, q_direction->band_data[j].azimuth_index, no_subframes, allowed_bits, st, ct ); +#else + truncGR0( azimuth_orig[j], q_direction->band_data[j].azimuth, q_direction->band_data[j].azimuth_index, no_subframes, allowed_bits, st, ct ); +#endif } if ( allowed_bits <= no_subframes + 1 ) @@ -3867,7 +3880,11 @@ static ivas_error requantize_direction_EC_3( &q_direction->band_data[j].azimuth_index[k], q_direction->cfg.mc_ls_setup ); q_direction->band_data[j].elevation_index[k] = 0; } +#ifdef DEBUGGING nbits += write_fixed_rate_direction( hMetaData, q_direction, j, no_subframes ); +#else + write_fixed_rate_direction( hMetaData, q_direction, j, no_subframes ); +#endif } } } diff --git a/lib_enc/lib_enc.c b/lib_enc/lib_enc.c index e2ad1d2672510b716ce876f68a0c9eca13ae1004..a054e5a348b7a7a172cb8129ab6b9b1a1559bfbe 100644 --- a/lib_enc/lib_enc.c +++ b/lib_enc/lib_enc.c @@ -1057,7 +1057,11 @@ ivas_error IVAS_ENC_GetDelay( return IVAS_ERR_UNEXPECTED_NULL_POINTER; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + *delay = NS2SA( hEncoderConfig->input_Fs, get_delay( ENC, hEncoderConfig->input_Fs, hEncoderConfig->ivas_format, NULL, IVAS_AUDIO_CONFIG_INVALID ) ); +#else *delay = NS2SA( hEncoderConfig->input_Fs, get_delay( ENC, hEncoderConfig->input_Fs, hEncoderConfig->ivas_format, NULL ) ); +#endif *delay *= hEncoderConfig->nchan_inp; diff --git a/lib_isar/isar_MSPred.c b/lib_isar/isar_MSPred.c new file mode 100644 index 0000000000000000000000000000000000000000..76debae5718f07a6e22aa2d3391b129de95f4f77 --- /dev/null +++ b/lib_isar/isar_MSPred.c @@ -0,0 +1,470 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "options.h" +#include +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_lcld_prot.h" +#include "isar_prot.h" +#include "wmc_auto.h" + + +/*-------------------------------------------------------------------* + * Function _round() + * + * + *-------------------------------------------------------------------*/ + +static int32_t _round( + float val ) +{ + return ( val > 0.0f ? (int32_t) ( val + 0.5f ) : (int32_t) ( val - 0.5f ) ); +} + + +/*-------------------------------------------------------------------* + * Function quantPhase() + * + * + *-------------------------------------------------------------------*/ + +int32_t quantPhase( + float phase ) +{ + int32_t phaseQ; + + phaseQ = _round( phase * PHASE_QUANT_FACTOR ); + if ( phaseQ == PHASE_MAX_VAL ) + { + phaseQ = PHASE_MIN_VAL; + } + return phaseQ; +} + + +/*-------------------------------------------------------------------* + * Function cplxmult_lcld() + * + * + *-------------------------------------------------------------------*/ + +void cplxmult_lcld( + float *pr1, + float *pi1, + const float r2, + const float i2 ) +{ + float r1 = *pr1, i1 = *pi1; + + *pr1 = r1 * r2 - i1 * i2; + *pi1 = r1 * i2 + i1 * r2; + + return; +} + + +/*-------------------------------------------------------------------* + * Function requantPhase() + * + * + *-------------------------------------------------------------------*/ + +int32_t requantPhase( + int32_t phaseQ ) +{ + + if ( phaseQ >= PHASE_MAX_VAL ) + { + phaseQ += PHASE_MAX_VAL; + phaseQ %= ( 2 * PHASE_MAX_VAL ); + phaseQ -= PHASE_MAX_VAL; + } + else if ( phaseQ < PHASE_MIN_VAL ) + { + phaseQ -= PHASE_MAX_VAL; + phaseQ %= ( 2 * PHASE_MAX_VAL ); + phaseQ += PHASE_MAX_VAL; + if ( phaseQ == PHASE_MAX_VAL ) + { + phaseQ = PHASE_MIN_VAL; + } + } + + return phaseQ; +} + + +/*-------------------------------------------------------------------* + * Function quantPred() + * + * + *-------------------------------------------------------------------*/ + +int32_t quantPred( + const float pred ) +{ + int32_t predQ = _round( pred * PRED_QUANT_FACTOR ); + predQ = predQ > PRED_MAX_VAL ? PRED_MAX_VAL : predQ; + predQ = predQ < PRED_MIN_VAL ? PRED_MIN_VAL : predQ; + + return predQ; +} + + +/*-------------------------------------------------------------------* + * Function dequantPhase() + * + * + *-------------------------------------------------------------------*/ + +float dequantPhase( + const int32_t phaseQ ) +{ + return (float) phaseQ / PHASE_QUANT_FACTOR; +} + + +/*-------------------------------------------------------------------* + * Function dequantPred() + * + * + *-------------------------------------------------------------------*/ + +float dequantPred( int32_t predQ ) +{ + return (float) predQ / PRED_QUANT_FACTOR; +} + + +/*-------------------------------------------------------------------* + * Function PrepEncode() + * + * + *-------------------------------------------------------------------*/ + +int32_t PrepEncode( + int32_t *piQuant, + const int32_t *piMSFlags, + const int32_t numBands ) +{ + int32_t b, numMSBands = 0; + + for ( b = 0; b < numBands; b++ ) + { + if ( piMSFlags[b] ) + { + piQuant[numMSBands++] = piQuant[b]; + } + } + + for ( b = numMSBands; b < numBands; b++ ) + { + piQuant[b] = 0; + } + + return numMSBands; +} + + +/*-------------------------------------------------------------------* + * Function EncodePhase() + * + * + *-------------------------------------------------------------------*/ + +void EncodePhase( + int32_t *phaseQuant, + const int32_t numMSBands, + const int32_t diffDim ) +{ + int32_t b; + + if ( diffDim > 0 ) + { + int32_t tmp1, tmp2; + tmp1 = phaseQuant[0]; + for ( b = 1; b < numMSBands; b++ ) + { + tmp2 = phaseQuant[b]; + phaseQuant[b] -= tmp1; + tmp1 = tmp2; + } + } + + if ( diffDim > 1 ) + { + int32_t tmp1, tmp2; + tmp1 = phaseQuant[1]; + for ( b = 2; b < numMSBands; b++ ) + { + tmp2 = phaseQuant[b]; + phaseQuant[b] -= tmp1; + tmp1 = tmp2; + } + } + for ( b = 1; b < numMSBands; b++ ) + { + phaseQuant[b] = requantPhase( phaseQuant[b] ); + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function DecodePhase() + * + * + *-------------------------------------------------------------------*/ + +void DecodePhase( + int32_t *phaseQuant, + const int32_t numMSBands, + const int32_t diffDim ) +{ + int32_t b; + + if ( diffDim > 1 ) + { + for ( b = 2; b < numMSBands; b++ ) + { + phaseQuant[b] += phaseQuant[b - 1]; + } + } + + if ( diffDim > 0 ) + { + for ( b = 1; b < numMSBands; b++ ) + { + phaseQuant[b] += phaseQuant[b - 1]; + } + } + + for ( b = 1; b < numMSBands; b++ ) + { + phaseQuant[b] = requantPhase( phaseQuant[b] ); + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function EncodePredCoef() + * + * + *-------------------------------------------------------------------*/ + +int32_t EncodePredCoef( + int32_t *predQuant, + const int32_t numMSBands ) +{ + int32_t b, tmp1, tmp2; + + tmp1 = predQuant[0]; + for ( b = 1; b < numMSBands; b++ ) + { + tmp2 = predQuant[b]; + predQuant[b] -= tmp1; + tmp1 = tmp2; + } + + return numMSBands; +} + + +/*-------------------------------------------------------------------* + * Function DecodePredCoef() + * + * + *-------------------------------------------------------------------*/ + +void DecodePredCoef( + int32_t *phaseQuant, + const int32_t numMSBands ) +{ + int32_t b; + + for ( b = 1; b < numMSBands; b++ ) + { + phaseQuant[b] += phaseQuant[b - 1]; + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function CountMSBits() + * + * + *-------------------------------------------------------------------*/ + +int32_t CountMSBits( + int32_t iNumBands, + const int32_t iMSMode, + const int32_t *piMSFlags, + const int32_t *piLRPhaseDiff, + const int32_t *piMSPredCoef ) +{ + int32_t iBitsWritten = 0; + int32_t b; + int32_t anyNonZero; + int32_t iNumMSBands = 0; + int32_t piPhaseCopy[MAX_BANDS_48]; + int32_t piPredCopy[MAX_BANDS_48]; + + for ( b = 0; b < MAX_BANDS_48; b++ ) + { + piPhaseCopy[b] = 0; + piPredCopy[b] = 0; + } + + iBitsWritten += 2; /* iMSMode */ + for ( b = 0; b < iNumBands; b++ ) + { + iNumMSBands += ( piMSFlags[b] != 0 ); + } + + if ( iNumMSBands == 0 ) + { + return iBitsWritten; + } + + if ( iNumMSBands < iNumBands ) + { + iBitsWritten += iNumBands; /* piMSFlags */ + } + + if ( iMSMode < 3 ) + { + return iBitsWritten; + } + + /* prepare arrays for coding evaluation */ + for ( b = 0; b < iNumBands; b++ ) + { + piPhaseCopy[b] = piLRPhaseDiff[b]; + piPredCopy[b] = piMSPredCoef[b]; + } + + /* Differential Coding of Phase Data*/ + PrepEncode( piPhaseCopy, piMSFlags, iNumBands ); + PrepEncode( piPredCopy, piMSFlags, iNumBands ); + EncodePhase( piPhaseCopy, iNumMSBands, PHASE_DIFF_DIM ); + EncodePredCoef( piPredCopy, iNumMSBands ); + + iBitsWritten += 1; /* iMSPredAll */ + anyNonZero = 0; /* phase */ + for ( b = 0; b < iNumMSBands; b++ ) + { + if ( piPhaseCopy[b] != 0 ) + { + anyNonZero = 1; + break; + } + } + iBitsWritten++; /*anyNonZero Phase*/ + if ( anyNonZero ) + { + iBitsWritten += PHASE_BAND0_BITS; + for ( b = 1; b < iNumMSBands; b++ ) + { + int32_t tabIdx = piPhaseCopy[b] - ENV_DELTA_MIN; + iBitsWritten += c_aaiRMSEnvHuffEnc[tabIdx][0]; + } + } + anyNonZero = 0; /* prediction */ + for ( b = 0; b < iNumMSBands; b++ ) + { + if ( piPredCopy[b] != 0 ) + { + anyNonZero = 1; + break; + } + } + + iBitsWritten++; /* any nonZero Pred */ + if ( anyNonZero ) + { + iBitsWritten += PRED_BAND0_BITS; + for ( b = 1; b < iNumMSBands; b++ ) + { + int32_t tabIdx = piPredCopy[b] - ENV_DELTA_MIN; + iBitsWritten += c_aaiRMSEnvHuffEnc[tabIdx][0]; + } + } + + return iBitsWritten; +} + + +#ifdef DEBUG_WRITE_MS_PRED +void writeMSPred( + int32_t *phaseQuant, + int32_t *predQuant, + int32_t MSMode, + int32_t numMSBands, + int32_t numBands, + void *fid, + int32_t *piMsFlags ) +{ + int32_t b; + + fid = (FILE *) fid; + fprintf( fid, "%d %d", MSMode, numMSBands ); + for ( b = 0; b < numMSBands; b++ ) + { + fprintf( fid, " %d", phaseQuant[b] ); + } + for ( b = numMSBands; b < numBands; b++ ) + { + fprintf( fid, " %d", 0 ); + } + for ( b = 0; b < numMSBands; b++ ) + { + fprintf( fid, " %d", predQuant[b] ); + } + for ( b = numMSBands; b < numBands; b++ ) + { + fprintf( fid, " %d", 0 ); + } + for ( b = 0; b < numBands; b++ ) + { + fprintf( fid, " %d", piMsFlags[b] ); + } + fprintf( fid, "\n" ); + + return; +} +#endif +#endif diff --git a/lib_isar/isar_NoiseGen.c b/lib_isar/isar_NoiseGen.c new file mode 100644 index 0000000000000000000000000000000000000000..f7dd512b6d1fddc882670786511b9a7f450dcf5d --- /dev/null +++ b/lib_isar/isar_NoiseGen.c @@ -0,0 +1,57 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "prot.h" +#include "isar_lcld_prot.h" +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------------------------* + * Function DeleteNoiseGen() + * + * + *------------------------------------------------------------------------------------------*/ + +void DeleteNoiseGen( NoiseGen *psNoiseGen ) +{ + free( psNoiseGen->pfNoiseBuffer ); + free( psNoiseGen ); + + return; +} + +extern float GetNoise( NoiseGen *psNoiseGen ); +#endif diff --git a/lib_isar/isar_PerceptualModel.c b/lib_isar/isar_PerceptualModel.c new file mode 100644 index 0000000000000000000000000000000000000000..1a88a29433bd2f93ed1df8d667bb7a8996097b0a --- /dev/null +++ b/lib_isar/isar_PerceptualModel.c @@ -0,0 +1,252 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_lcld_prot.h" +#include "prot.h" +#include "isar_rom_lcld_tables.h" +#include +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------------------------* + * Local constants + *------------------------------------------------------------------------------------------*/ + +#define PERCEPTUAL_MODEL_SCALE ( 64 ) +#define PERCEPTUAL_MODEL_ALPHA_SCALE ( 614 ) +#define PERCEPTUAL_MODEL_ALPHA_INV_SCALE ( 6827 ) +#define PERCEPTUAL_MODEL_ALPHA_SHIFT ( 11 ) + + +/*------------------------------------------------------------------------------------------* + * Function LogAdd() + * + * + *------------------------------------------------------------------------------------------*/ + +static inline int32_t LogAdd( + const int32_t iVal1, + const int32_t iVal2 ) +{ + int32_t iRetVal; + + if ( iVal1 > iVal2 ) + { + iRetVal = iVal1 - iVal2; + iRetVal = ( iRetVal < ( LOG_ADD_TABLE_LENGTH - 1 ) ) ? iRetVal : ( LOG_ADD_TABLE_LENGTH - 1 ); + iRetVal = iVal1 + c_aiLogAddTable[iRetVal]; + } + else + { + iRetVal = iVal2 - iVal1; + iRetVal = ( iRetVal < ( LOG_ADD_TABLE_LENGTH - 1 ) ) ? iRetVal : ( LOG_ADD_TABLE_LENGTH - 1 ); + iRetVal = iVal2 + c_aiLogAddTable[iRetVal]; + } + + return iRetVal; +} + + +/*------------------------------------------------------------------------------------------* + * Function PerceptualModel() + * + * + *------------------------------------------------------------------------------------------*/ + +void PerceptualModel( + const int32_t iMaxQuantBands, + const int32_t *piRMSEnvelope, + int32_t *piExcitation, + int32_t *piSMR ) +{ + int32_t n; + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t iSLOffset; + + piExcitation[n] = PERCEPTUAL_MODEL_SCALE * piRMSEnvelope[n] + c_aiBandwidthAdjust48[n]; + + /* Calculate sensation level offset */ + iSLOffset = c_aiDefaultTheta48[n] * ( piExcitation[n] - c_aiAbsoluteThresh48[n] ) >> PERCEPTUAL_MODEL_SLGAIN_SHIFT; + + /* Offset envelope by sensation level offset */ + piExcitation[n] -= iSLOffset; + + /* Convert to loudness domain (x^0.3) */ + piExcitation[n] = PERCEPTUAL_MODEL_ALPHA_SCALE * piExcitation[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + } + + /* Spread excitation function */ + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t k; + const int32_t *piSpread; + + piSpread = &c_aaiSpreadFunction48[n * MAX_BANDS_48]; + piSMR[n] = piExcitation[n] + piSpread[n]; + for ( k = 0; k < iMaxQuantBands; k++ ) + { + if ( k != n ) + { + piSMR[n] = LogAdd( piSMR[n], piExcitation[k] + piSpread[k] ); + } + } + } + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + piSMR[n] = PERCEPTUAL_MODEL_ALPHA_INV_SCALE * piSMR[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + piSMR[n] = PERCEPTUAL_MODEL_SCALE * piRMSEnvelope[n] + c_aiBandwidthAdjust48[n] - piSMR[n]; + } + + return; +} + + +/*------------------------------------------------------------------------------------------* + * Function PerceptualModelStereo() + * + * + *------------------------------------------------------------------------------------------*/ + +void PerceptualModelStereo( + const int32_t iMaxQuantBands, + const int32_t *piMSFlags, + const int32_t *piRMSEnvelope0, + const int32_t *piRMSEnvelope1, + int32_t *piExcitation0, + int32_t *piExcitation1, + int32_t *piSMR0, + int32_t *piSMR1 ) +{ + int32_t n; + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t iMaxRMSEnv; + int32_t iSLOffset; + + iMaxRMSEnv = piRMSEnvelope0[n]; + + piExcitation0[n] = PERCEPTUAL_MODEL_SCALE * iMaxRMSEnv + c_aiBandwidthAdjust48[n]; /* piRMSEnvelope0[n] */ + + /* Calculate sensation level offset */ + iSLOffset = c_aiDefaultTheta48[n] * ( piExcitation0[n] - c_aiAbsoluteThresh48[n] ) >> PERCEPTUAL_MODEL_SLGAIN_SHIFT; + + /* Offset envelope by sensation level offset */ + piExcitation0[n] -= iSLOffset; + + /* Convert to loudness domain (x^0.3) */ + piExcitation0[n] = PERCEPTUAL_MODEL_ALPHA_SCALE * piExcitation0[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + } + + /* Spread excitation function */ + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t k; + const int32_t *piSpread; + + piSpread = &c_aaiSpreadFunction48[n * MAX_BANDS_48]; + piSMR0[n] = piExcitation0[n] + piSpread[n]; + for ( k = 0; k < iMaxQuantBands; k++ ) + { + if ( k != n ) + { + piSMR0[n] = LogAdd( piSMR0[n], piExcitation0[k] + piSpread[k] ); + } + } + } + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t iMaxRMSEnv; + int32_t iSLOffset; + + iMaxRMSEnv = piRMSEnvelope1[n]; + + piExcitation1[n] = PERCEPTUAL_MODEL_SCALE * iMaxRMSEnv + c_aiBandwidthAdjust48[n]; /* piRMSEnvelope1[n] */ + + /* Calculate sensation level offset */ + iSLOffset = c_aiDefaultTheta48[n] * ( piExcitation1[n] - c_aiAbsoluteThresh48[n] ) >> PERCEPTUAL_MODEL_SLGAIN_SHIFT; + + /* Offset envelope by sensation level offset */ + piExcitation1[n] -= iSLOffset; + + /* Convert to loudness domain (x^0.3) */ + piExcitation1[n] = PERCEPTUAL_MODEL_ALPHA_SCALE * piExcitation1[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + } + + /* Spread excitation function */ + for ( n = 0; n < iMaxQuantBands; n++ ) + { + int32_t k; + const int32_t *piSpread; + + piSpread = &c_aaiSpreadFunction48[n * MAX_BANDS_48]; + piSMR1[n] = piExcitation1[n] + piSpread[n]; + for ( k = 0; k < iMaxQuantBands; k++ ) + { + if ( k != n ) + { + piSMR1[n] = LogAdd( piSMR1[n], piExcitation1[k] + piSpread[k] ); + } + } + } + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + if ( piMSFlags[n] == 1 ) + { + piSMR0[n] = ( piSMR0[n] > piSMR1[n] ) ? piSMR0[n] : piSMR1[n]; + piSMR1[n] = piSMR0[n]; + } + } + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + piSMR0[n] = PERCEPTUAL_MODEL_ALPHA_INV_SCALE * piSMR0[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + piSMR0[n] = PERCEPTUAL_MODEL_SCALE * piRMSEnvelope0[n] + c_aiBandwidthAdjust48[n] - piSMR0[n]; + } + + for ( n = 0; n < iMaxQuantBands; n++ ) + { + piSMR1[n] = PERCEPTUAL_MODEL_ALPHA_INV_SCALE * piSMR1[n] >> PERCEPTUAL_MODEL_ALPHA_SHIFT; + piSMR1[n] = PERCEPTUAL_MODEL_SCALE * piRMSEnvelope1[n] + c_aiBandwidthAdjust48[n] - piSMR1[n]; + } + + return; +} +#endif diff --git a/lib_isar/isar_PredDecoder.c b/lib_isar/isar_PredDecoder.c new file mode 100644 index 0000000000000000000000000000000000000000..423f45c07fd5fa0c837667bd6c376d438c71c820 --- /dev/null +++ b/lib_isar/isar_PredDecoder.c @@ -0,0 +1,462 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "prot.h" +#include "isar_prot.h" +#include "isar_lcld_prot.h" +#include "isar_rom_lcld_tables.h" +#include "wmc_auto.h" + +/*-------------------------------------------------------------------* + * Function CreatePredictionDecoder() + * + * + *-------------------------------------------------------------------*/ + +ivas_error CreatePredictionDecoder( + PredictionDecoder **psPredictionDecoder_out, + const int32_t iChannels, + const int32_t iNumBlocks ) +{ + int16_t n; + int16_t m; + PredictionDecoder *psPredictionDecoder = NULL; + + if ( ( psPredictionDecoder = (PredictionDecoder *) malloc( sizeof( PredictionDecoder ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + psPredictionDecoder->iChannels = iChannels; + psPredictionDecoder->iNumBlocks = iNumBlocks; + psPredictionDecoder->iNumSubSets = LCLD_BLOCKS_PER_FRAME / psPredictionDecoder->iNumBlocks; + psPredictionDecoder->iSubSetId = 0; + /* PLC_IMPROVEMENT */ + if ( ( psPredictionDecoder->ppiDecodingFailedPrev = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiDecodingFailed = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiDecodingUnresolved = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + for ( n = 0; n < iChannels; n++ ) + { + int32_t k; + if ( ( psPredictionDecoder->ppiDecodingUnresolved[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_MAX_NUM_PRED_SUBSETS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiDecodingFailed[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_MAX_NUM_PRED_SUBSETS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiDecodingFailedPrev[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_MAX_NUM_PRED_SUBSETS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + for ( k = 0; k < LCLD_MAX_NUM_PRED_SUBSETS; k++ ) + { + psPredictionDecoder->ppiDecodingUnresolved[n][k] = 0; + psPredictionDecoder->ppiDecodingFailed[n][k] = 0; + psPredictionDecoder->ppiDecodingFailedPrev[n][k] = 0; + } + } + if ( ( psPredictionDecoder->piPredChanEnable = (int32_t *) malloc( sizeof( int32_t ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiPredBandEnable = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfA1Real = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfA1Imag = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiA1Mag = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiA1Phase = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfPredStateReal = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfPredStateImag = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + + for ( n = 0; n < psPredictionDecoder->iChannels; n++ ) + { + psPredictionDecoder->piPredChanEnable[n] = 0; + if ( ( psPredictionDecoder->ppiPredBandEnable[n] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + for ( m = 0; m < LCLD_BANDS; m++ ) + { + psPredictionDecoder->ppiPredBandEnable[n][m] = 0; + } + if ( ( psPredictionDecoder->ppfA1Real[n] = (float *) malloc( sizeof( float ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfA1Imag[n] = (float *) malloc( sizeof( float ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiA1Mag[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppiA1Phase[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfPredStateReal[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionDecoder Module \n" ) ); + } + if ( ( psPredictionDecoder->ppfPredStateImag[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionDecoder Module \n" ) ); + } + for ( m = 0; m < LCLD_BANDS; m++ ) + { + psPredictionDecoder->ppfPredStateReal[n][m] = 0; + psPredictionDecoder->ppfPredStateImag[n][m] = 0; + } + } + + /* pre-define these tables? */ + for ( n = 0; n < ( 1 << PRED_QUNAT_FILTER_MAG_BITS ); n++ ) + { + const float fInvMagScale = M_PI / ( 2.0f * (float) ( 1 << ( PRED_QUNAT_FILTER_MAG_BITS ) ) + 1.0f ); + psPredictionDecoder->pfMagLUT[n] = sinf( fInvMagScale * (float) n ); + } + + for ( n = 0; n < ( 1 << PRED_QUANT_FILTER_PHASE_BITS ); n++ ) + { + const float fInvPhaseScale = M_PI / (float) ( 1 << ( PRED_QUANT_FILTER_PHASE_BITS - 1 ) ); + int16_t iVal; + + iVal = n + PRED_QUANT_FILTER_PHASE_MIN; + psPredictionDecoder->pfP2RRealLUT[n] = cosf( fInvPhaseScale * (float) iVal ); + psPredictionDecoder->pfP2RImagLUT[n] = sinf( fInvPhaseScale * (float) iVal ); + } + + *psPredictionDecoder_out = psPredictionDecoder; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * Function DeletePredictionDecoder() + * + * + *-------------------------------------------------------------------*/ + +void DeletePredictionDecoder( + PredictionDecoder *psPredictionDecoder ) +{ + int32_t n; + + for ( n = 0; n < psPredictionDecoder->iChannels; n++ ) + { + free( psPredictionDecoder->ppiPredBandEnable[n] ); + free( psPredictionDecoder->ppfA1Real[n] ); + free( psPredictionDecoder->ppfA1Imag[n] ); + free( psPredictionDecoder->ppiA1Mag[n] ); + free( psPredictionDecoder->ppiA1Phase[n] ); + free( psPredictionDecoder->ppfPredStateReal[n] ); + free( psPredictionDecoder->ppfPredStateImag[n] ); + /* PLC_IMPROVEMENT */ + free( psPredictionDecoder->ppiDecodingUnresolved[n] ); + free( psPredictionDecoder->ppiDecodingFailed[n] ); + free( psPredictionDecoder->ppiDecodingFailedPrev[n] ); + } + free( psPredictionDecoder->piPredChanEnable ); + free( psPredictionDecoder->ppiPredBandEnable ); + free( psPredictionDecoder->ppfA1Real ); + free( psPredictionDecoder->ppfA1Imag ); + free( psPredictionDecoder->ppiA1Mag ); + free( psPredictionDecoder->ppiA1Phase ); + free( psPredictionDecoder->ppfPredStateReal ); + free( psPredictionDecoder->ppfPredStateImag ); + /* PLC_IMPROVEMENT */ + free( psPredictionDecoder->ppiDecodingUnresolved ); + free( psPredictionDecoder->ppiDecodingFailed ); + free( psPredictionDecoder->ppiDecodingFailedPrev ); + + free( psPredictionDecoder ); + psPredictionDecoder = NULL; + + return; +} + +/*-------------------------------------------------------------------* + * Function ReadPredictors() + * + * + *-------------------------------------------------------------------*/ + +int32_t ReadPredictors( + PredictionDecoder *psPredictionDecoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int16_t iBitsRead = 0; + int32_t c; + int32_t b; + int16_t iNumPredBandBits = 6; + const int16_t iSubSetBits = ( LCLD_MAX_NUM_PRED_SUBSETS > 4 ? 3 : 2 ); + + psPredictionDecoder->iNumSubSets = ISAR_SPLIT_REND_BITStream_read_int32( pBits, iSubSetBits ) + 1; + iBitsRead += iSubSetBits; + + if ( psPredictionDecoder->iNumSubSets > 1 ) + { + psPredictionDecoder->iSubSetId = ISAR_SPLIT_REND_BITStream_read_int32( pBits, iSubSetBits ); + iBitsRead += iSubSetBits; + iNumPredBandBits = ( psPredictionDecoder->iNumSubSets >= 4 ? 4 : 5 ); + } + else + { + psPredictionDecoder->iSubSetId = 0; + } + for ( c = 0; c < psPredictionDecoder->iChannels; c++ ) + { + psPredictionDecoder->piPredChanEnable[c] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, psPredictionDecoder->iNumSubSets ); + iBitsRead += (int16_t) psPredictionDecoder->iNumSubSets; + + if ( get_bit( psPredictionDecoder->piPredChanEnable[c], psPredictionDecoder->iSubSetId ) ) + { + int32_t b0 = psPredictionDecoder->iSubSetId; + int32_t bstep = psPredictionDecoder->iNumSubSets; + int32_t iNumPredBands; + + for ( b = b0; b < LCLD_BANDS; b += bstep ) + { + psPredictionDecoder->ppiPredBandEnable[c][b] = 0; + } + iNumPredBands = ISAR_SPLIT_REND_BITStream_read_int32( pBits, iNumPredBandBits ); + iBitsRead += iNumPredBandBits; + iNumPredBands = iNumPredBands * psPredictionDecoder->iNumSubSets + b0; + + for ( b = b0; b < iNumPredBands; b += bstep ) + { + psPredictionDecoder->ppiPredBandEnable[c][b] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + + if ( psPredictionDecoder->ppiPredBandEnable[c][b] == 1 ) + { + int32_t iA1Mag; + int32_t iA1Phase; + float fA1Real; + float fA1Imag; + iA1Mag = ISAR_SPLIT_REND_BITStream_read_int32( pBits, PRED_QUNAT_FILTER_MAG_BITS ); + iBitsRead += PRED_QUNAT_FILTER_MAG_BITS; + iA1Phase = ISAR_SPLIT_REND_BITStream_read_int32( pBits, PRED_QUANT_FILTER_PHASE_BITS ); + iBitsRead += PRED_QUANT_FILTER_PHASE_BITS; + + psPredictionDecoder->ppiA1Mag[c][b] = iA1Mag; + psPredictionDecoder->ppiA1Phase[c][b] = iA1Phase + PRED_QUANT_FILTER_PHASE_MIN; + + fA1Real = psPredictionDecoder->pfMagLUT[iA1Mag] * psPredictionDecoder->pfP2RRealLUT[iA1Phase]; + fA1Imag = psPredictionDecoder->pfMagLUT[iA1Mag] * psPredictionDecoder->pfP2RImagLUT[iA1Phase]; + + psPredictionDecoder->ppfA1Real[c][b] = fA1Real; + psPredictionDecoder->ppfA1Imag[c][b] = fA1Imag; + } + } + } + } + + /* disable any inactive prediction bands */ + for ( c = 0; c < psPredictionDecoder->iChannels; c++ ) + { + int32_t set; + for ( set = 0; set < psPredictionDecoder->iNumSubSets; set++ ) + { + if ( !get_bit( psPredictionDecoder->piPredChanEnable[c], set ) ) + { + for ( b = set; b < LCLD_BANDS; b += psPredictionDecoder->iNumSubSets ) + { + psPredictionDecoder->ppiPredBandEnable[c][b] = 0; + } + } + } + } + + return iBitsRead; +} + +/* PLC_IMPROVEMENT */ +void SetDecodingPassed( PredictionDecoder *psPredictionDecoder ) +{ + int32_t n, ch; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + psPredictionDecoder->ppiDecodingFailed[ch][n] = 0; + } + } +} +int32_t AnyDecodingUnresolved( PredictionDecoder *psPredictionDecoder ) +{ + int32_t n, ch; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + if ( psPredictionDecoder->ppiDecodingUnresolved[ch][n] == 1 ) + { + return 1; + } + } + } + return 0; +} + +void UpdateDecodingFailedStatus( PredictionDecoder *psPredictionDecoder ) +{ + int32_t n, ch; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + psPredictionDecoder->ppiDecodingFailedPrev[ch][n] = psPredictionDecoder->ppiDecodingFailed[ch][n]; + } + } +} + +void UpdateDecodingUnresolved( PredictionDecoder *psPredictionDecoder ) +{ + int32_t n, ch; + + int32_t iCurrentSubSet = psPredictionDecoder->iSubSetId; + + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + /* Prediction data always available for current subset */ + psPredictionDecoder->ppiDecodingUnresolved[ch][iCurrentSubSet] = 0; + + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + int32_t iSubSetActive = get_bit( psPredictionDecoder->piPredChanEnable[ch], n ); + if ( iSubSetActive == 0 ) + { + /* Prediction information available inactive subsets (e.g. no Prediction) */ + psPredictionDecoder->ppiDecodingUnresolved[ch][n] = 0; + } + } + } +} + +/*-------------------------------------------------------------------* + * Function ApplyInversePredictors() + * + * + *-------------------------------------------------------------------*/ + +void ApplyInversePredictors( + PredictionDecoder *psPredictionDecoder, + float ***pppfReal, + float ***pppfImag ) +{ + int32_t c; + for ( c = 0; c < psPredictionDecoder->iChannels; c++ ) + { + if ( psPredictionDecoder->piPredChanEnable[c] > 0 ) + { + int32_t b; + for ( b = 0; b < LCLD_BANDS; b++ ) + { + if ( psPredictionDecoder->ppiPredBandEnable[c][b] == 1 ) + { + int32_t n; + float fA1Real; + float fA1Imag; + float fPrevReal = 0.0f; + float fPrevImag = 0.0f; + int32_t iSubset = b % psPredictionDecoder->iNumSubSets; + + if ( iSubset != psPredictionDecoder->iSubSetId ) + { + fPrevReal = psPredictionDecoder->ppfPredStateReal[c][b]; + fPrevImag = psPredictionDecoder->ppfPredStateImag[c][b]; + } + + fA1Real = psPredictionDecoder->ppfA1Real[c][b]; + fA1Imag = psPredictionDecoder->ppfA1Imag[c][b]; + for ( n = 0; n < psPredictionDecoder->iNumBlocks; n++ ) + { + float fReal; + float fImag; + + fReal = pppfReal[c][n][b] - fA1Real * fPrevReal + fA1Imag * fPrevImag; + fImag = pppfImag[c][n][b] - fA1Real * fPrevImag - fA1Imag * fPrevReal; + + pppfReal[c][n][b] = fReal; + pppfImag[c][n][b] = fImag; + + fPrevReal = fReal; + fPrevImag = fImag; + } + psPredictionDecoder->ppfPredStateReal[c][b] = fPrevReal; + psPredictionDecoder->ppfPredStateImag[c][b] = fPrevImag; + } + } + } + } + + return; +} +#endif diff --git a/lib_isar/isar_PredEncoder.c b/lib_isar/isar_PredEncoder.c new file mode 100644 index 0000000000000000000000000000000000000000..0433ff30e0a63d483fb3af2f2945239c02fd9659 --- /dev/null +++ b/lib_isar/isar_PredEncoder.c @@ -0,0 +1,577 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "isar_lcld_prot.h" +#include "isar_rom_lcld_tables.h" +#include "prot.h" +#include "isar_prot.h" +#include "wmc_auto.h" + + +/*-------------------------------------------------------------------* + * Function activate_bit() + * + * + *-------------------------------------------------------------------*/ +static void activate_bit( + int32_t *state, + const int32_t bit_id ) +{ + ( *state ) |= ( 1 << bit_id ); +} + +/*-------------------------------------------------------------------* + * Function deactivate_bit() + * + * + *-------------------------------------------------------------------*/ + +static void deactivate_bit( + int32_t *state, + const int32_t bit_id ) +{ + ( *state ) &= ( ~( 1 << bit_id ) ); +} + +void UpdatePredictionSubSetId( PredictionEncoder *psPredictionEncoder ) +{ + if ( ++psPredictionEncoder->iSubSetId == psPredictionEncoder->iNumSubSets ) + { + psPredictionEncoder->iSubSetId = 0; + } +} + +/*-------------------------------------------------------------------* + * Function CreatePredictionEncoder() + * + * + *-------------------------------------------------------------------*/ + +ivas_error CreatePredictionEncoder( + PredictionEncoder **psPredictionEncoder_out, + const int32_t iChannels, + const int32_t iNumBlocks, + const int32_t iNumSubSets, + const int32_t iMaxNumPredBands ) +{ + int32_t k, n; + PredictionEncoder *psPredictionEncoder = NULL; + + if ( ( psPredictionEncoder = (PredictionEncoder *) malloc( sizeof( PredictionEncoder ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + + psPredictionEncoder->iChannels = iChannels; + psPredictionEncoder->iNumBlocks = iNumBlocks; + psPredictionEncoder->iSubSetId = 0; + psPredictionEncoder->iMaxNumPredBands = iMaxNumPredBands; + psPredictionEncoder->iNumSubSets = iNumSubSets; + + if ( ( psPredictionEncoder->piPredChanEnable = (int32_t *) malloc( sizeof( int32_t ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + + if ( ( psPredictionEncoder->piNumPredBands = (int32_t *) malloc( sizeof( int32_t ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + for ( n = 0; n < psPredictionEncoder->iChannels; n++ ) + { + psPredictionEncoder->piPredChanEnable[n] = 0; + psPredictionEncoder->piNumPredBands[n] = 40; + } + + if ( ( psPredictionEncoder->ppiPredBandEnable = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfA1Real = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfA1Imag = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppiA1Mag = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppiA1Phase = (int32_t **) malloc( sizeof( int32_t * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->pppfInpBufReal = (float ***) malloc( sizeof( float ** ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->pppfInpBufImag = (float ***) malloc( sizeof( float ** ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfInpPrevReal = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfInpPrevImag = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateReal = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateImag = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateRealTmp = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateImagTmp = (float **) malloc( sizeof( float * ) * iChannels ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + + for ( n = 0; n < psPredictionEncoder->iChannels; n++ ) + { + if ( ( psPredictionEncoder->ppiPredBandEnable[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfA1Real[n] = (float *) malloc( sizeof( float ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfA1Imag[n] = (float *) malloc( sizeof( float ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppiA1Mag[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppiA1Phase[n] = (int32_t *) malloc( sizeof( int32_t ) * LCLD_BANDS ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->pppfInpBufReal[n] = (float **) malloc( sizeof( float * ) * LCLD_PRED_WIN_LEN ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->pppfInpBufImag[n] = (float **) malloc( sizeof( float * ) * LCLD_PRED_WIN_LEN ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + for ( k = 0; k < LCLD_PRED_WIN_LEN; k++ ) + { + if ( ( psPredictionEncoder->pppfInpBufReal[n][k] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->pppfInpBufImag[n][k] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + set_zero( psPredictionEncoder->pppfInpBufReal[n][k], LCLD_BANDS ); + set_zero( psPredictionEncoder->pppfInpBufImag[n][k], LCLD_BANDS ); + } + if ( ( psPredictionEncoder->ppfPredStateReal[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateImag[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + set_zero( psPredictionEncoder->ppfPredStateReal[n], LCLD_BANDS ); + set_zero( psPredictionEncoder->ppfPredStateImag[n], LCLD_BANDS ); + + if ( ( psPredictionEncoder->ppfInpPrevReal[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfInpPrevImag[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + + set_zero( psPredictionEncoder->ppfInpPrevReal[n], LCLD_BANDS ); + set_zero( psPredictionEncoder->ppfInpPrevImag[n], LCLD_BANDS ); + + if ( ( psPredictionEncoder->ppfPredStateRealTmp[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + if ( ( psPredictionEncoder->ppfPredStateImagTmp[n] = (float *) malloc( LCLD_BANDS * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD PredictionEncoder Module \n" ) ); + } + set_zero( psPredictionEncoder->ppfPredStateRealTmp[n], LCLD_BANDS ); + set_zero( psPredictionEncoder->ppfPredStateImagTmp[n], LCLD_BANDS ); + for ( k = 0; k < LCLD_BANDS; k++ ) + { + psPredictionEncoder->ppiPredBandEnable[n][k] = 0; + psPredictionEncoder->ppfA1Real[n][k] = 0.0f; + psPredictionEncoder->ppfA1Imag[n][k] = 0.0f; + } + } + + *psPredictionEncoder_out = psPredictionEncoder; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * Function DeletePredictionEncoder() + * + * + *-------------------------------------------------------------------*/ + +void DeletePredictionEncoder( + PredictionEncoder *psPredictionEncoder ) +{ + int32_t n; + for ( n = 0; n < psPredictionEncoder->iChannels; n++ ) + { + int32_t k; + free( psPredictionEncoder->ppiPredBandEnable[n] ); + free( psPredictionEncoder->ppfA1Real[n] ); + free( psPredictionEncoder->ppfA1Imag[n] ); + free( psPredictionEncoder->ppiA1Mag[n] ); + free( psPredictionEncoder->ppiA1Phase[n] ); + for ( k = 0; k < LCLD_PRED_WIN_LEN; k++ ) + { + free( psPredictionEncoder->pppfInpBufReal[n][k] ); + free( psPredictionEncoder->pppfInpBufImag[n][k] ); + } + free( psPredictionEncoder->pppfInpBufReal[n] ); + free( psPredictionEncoder->pppfInpBufImag[n] ); + free( psPredictionEncoder->ppfInpPrevReal[n] ); + free( psPredictionEncoder->ppfInpPrevImag[n] ); + free( psPredictionEncoder->ppfPredStateReal[n] ); + free( psPredictionEncoder->ppfPredStateImag[n] ); + free( psPredictionEncoder->ppfPredStateRealTmp[n] ); + free( psPredictionEncoder->ppfPredStateImagTmp[n] ); + } + free( psPredictionEncoder->piPredChanEnable ); + free( psPredictionEncoder->piNumPredBands ); + free( psPredictionEncoder->ppiPredBandEnable ); + free( psPredictionEncoder->ppfA1Real ); + free( psPredictionEncoder->ppfA1Imag ); + free( psPredictionEncoder->ppiA1Mag ); + free( psPredictionEncoder->ppiA1Phase ); + free( psPredictionEncoder->pppfInpBufReal ); + free( psPredictionEncoder->pppfInpBufImag ); + free( psPredictionEncoder->ppfInpPrevReal ); + free( psPredictionEncoder->ppfInpPrevImag ); + free( psPredictionEncoder->ppfPredStateReal ); + free( psPredictionEncoder->ppfPredStateImag ); + free( psPredictionEncoder->ppfPredStateRealTmp ); + free( psPredictionEncoder->ppfPredStateImagTmp ); + + + free( psPredictionEncoder ); + + return; +} + + +/*-------------------------------------------------------------------* + * Function ComputePredictors() + * + * + *-------------------------------------------------------------------*/ + +void ComputePredictors( + PredictionEncoder *psPredictionEncoder, + float ***pppfReal, + float ***pppfImag ) +{ + int32_t c; + + int32_t b0 = psPredictionEncoder->iSubSetId; + int32_t bstep = psPredictionEncoder->iNumSubSets; + int32_t iNumBlocks = psPredictionEncoder->iNumBlocks; + float ***pppfRealBuf; + float ***pppfImagBuf; + float pfEstPredBitGain[LCLD_BANDS] = { 0 }; + + if ( iNumBlocks < LCLD_PRED_WIN_LEN ) + { + pppfRealBuf = psPredictionEncoder->pppfInpBufReal; + pppfImagBuf = psPredictionEncoder->pppfInpBufImag; + for ( c = 0; c < psPredictionEncoder->iChannels; c++ ) + { + int32_t n; + for ( n = 0; n < LCLD_PRED_WIN_LEN - iNumBlocks; n++ ) + { + mvr2r( pppfRealBuf[c][n + iNumBlocks], pppfRealBuf[c][n], LCLD_BANDS ); + mvr2r( pppfImagBuf[c][n + iNumBlocks], pppfImagBuf[c][n], LCLD_BANDS ); + } + for ( n = 0; n < iNumBlocks; n++ ) + { + mvr2r( pppfReal[c][n], pppfRealBuf[c][n + LCLD_PRED_WIN_LEN - iNumBlocks], LCLD_BANDS ); + mvr2r( pppfImag[c][n], pppfImagBuf[c][n + LCLD_PRED_WIN_LEN - iNumBlocks], LCLD_BANDS ); + } + } + } + else + { + pppfRealBuf = pppfReal; + pppfImagBuf = pppfImag; + } + + for ( c = 0; c < psPredictionEncoder->iChannels; c++ ) + { + int32_t b; + for ( b = b0; b < psPredictionEncoder->iMaxNumPredBands; b += bstep ) + { + int32_t n; + float fGain = 0.0; + float fBitGain = 0.0; + float *pfRxxReal; + float *pfRxxImag; + float fA1Real; + float fA1Imag; + int32_t iA1Mag; + int32_t iA1Phase; + + pfRxxReal = psPredictionEncoder->pfRxxReal; + pfRxxImag = psPredictionEncoder->pfRxxImag; + + pfRxxReal[0] = 0.0; + pfRxxImag[0] = 0.0; + for ( n = 0; n < LCLD_PRED_WIN_LEN; n++ ) + { + pfRxxReal[0] += ( pppfRealBuf[c][n][b] * pppfRealBuf[c][n][b] + pppfImagBuf[c][n][b] * pppfImagBuf[c][n][b] ); + } + + pfRxxReal[1] = 0.0; + pfRxxImag[1] = 0.0; + for ( n = 1; n < LCLD_PRED_WIN_LEN; n++ ) + { + pfRxxReal[1] += ( pppfRealBuf[c][n][b] * pppfRealBuf[c][n - 1][b] + pppfImagBuf[c][n][b] * pppfImagBuf[c][n - 1][b] ); + pfRxxImag[1] += ( pppfImagBuf[c][n][b] * pppfRealBuf[c][n - 1][b] - pppfRealBuf[c][n][b] * pppfImagBuf[c][n - 1][b] ); + } + + if ( pfRxxReal[0] > 1e-12f ) + { + float fA1Mag; + float fA1Phase; + float fGain2; + float fBitGain2; + int32_t iNumBlocksPerPredCoef = min( iNumBlocks * psPredictionEncoder->iNumSubSets, LCLD_PRED_WIN_LEN ); + + const float fMagScale = ( 2.0f * (float) ( 1 << ( PRED_QUNAT_FILTER_MAG_BITS ) ) + 1.0f ) / M_PI; + const float fInvMagScale = M_PI / ( 2.0f * (float) ( 1 << ( PRED_QUNAT_FILTER_MAG_BITS ) ) + 1.0f ); + const float fPhaseScale = (float) ( 1 << ( PRED_QUANT_FILTER_PHASE_BITS - 1 ) ) / M_PI; + const float fInvPhaseScale = M_PI / (float) ( 1 << ( PRED_QUANT_FILTER_PHASE_BITS - 1 ) ); + + /* Compute filter coefficeints */ + fA1Real = -pfRxxReal[1] / pfRxxReal[0]; + fA1Imag = -pfRxxImag[1] / pfRxxReal[0]; + + /* compute these before quant */ + /* Compute est coding gain based on quantized filter coefficients */ + fGain = 1.0f / ( 1.0f - fA1Real * fA1Real - fA1Imag * fA1Imag ); + fBitGain = 0.65f * log2f( fGain ) * (float) ( iNumBlocksPerPredCoef ) - (float) ( PRED_QUNAT_FILTER_MAG_BITS + PRED_QUANT_FILTER_PHASE_BITS ); + fA1Mag = sqrtf( fA1Real * fA1Real + fA1Imag * fA1Imag ); + fA1Mag = fMagScale * asinf( fA1Mag ); + iA1Mag = (int32_t) ( fA1Mag + 0.5f ); + iA1Mag = ( iA1Mag > PRED_QUANT_FILTER_MAG_MIN ) ? iA1Mag : PRED_QUANT_FILTER_MAG_MIN; + iA1Mag = ( iA1Mag < PRED_QUANT_FILTER_MAG_MAX ) ? iA1Mag : PRED_QUANT_FILTER_MAG_MAX; + fA1Mag = sinf( fInvMagScale * (float) iA1Mag ); + + fA1Phase = atan2f( fA1Imag, fA1Real ); + fA1Phase = fPhaseScale * fA1Phase; + iA1Phase = ( fA1Phase > 0.0f ) ? (int32_t) ( fA1Phase + 0.5f ) : (int32_t) ( fA1Phase - 0.5f ); + iA1Phase = ( iA1Phase > PRED_QUANT_FILTER_PHASE_MIN ) ? iA1Phase : PRED_QUANT_FILTER_PHASE_MIN; + iA1Phase = ( iA1Phase < PRED_QUANT_FILTER_PHASE_MAX ) ? iA1Phase : PRED_QUANT_FILTER_PHASE_MAX; + fA1Phase = fInvPhaseScale * (float) iA1Phase; + + fA1Real = fA1Mag * cosf( fA1Phase ); + fA1Imag = fA1Mag * sinf( fA1Phase ); + + fGain2 = 1.0f / ( 1.0f - fA1Real * fA1Real - fA1Imag * fA1Imag ); + fBitGain2 = 0.65f * log2f( fGain ) * (float) ( iNumBlocksPerPredCoef ) - (float) ( PRED_QUNAT_FILTER_MAG_BITS + PRED_QUANT_FILTER_PHASE_BITS ); + fGain = ( fGain < fGain2 ) ? fGain : fGain2; + fBitGain = ( fBitGain < fBitGain2 ) ? fBitGain : fBitGain2; + } + else + { + fA1Real = 0.0f; + fA1Imag = 0.0f; + iA1Mag = 0; + iA1Phase = 0; + fGain = -10.0f; + } + + pfEstPredBitGain[b] = fBitGain; + psPredictionEncoder->ppiPredBandEnable[c][b] = ( fBitGain > 0.0f ); + psPredictionEncoder->ppfA1Real[c][b] = fA1Real; + psPredictionEncoder->ppfA1Imag[c][b] = fA1Imag; + psPredictionEncoder->ppiA1Mag[c][b] = iA1Mag; + psPredictionEncoder->ppiA1Phase[c][b] = iA1Phase; + } + + { + float fBestCost; + int32_t iPredBands; + float fBitGain; + int32_t iPredChanEnable = 0; + + fBestCost = 0.0; + iPredBands = 0; + fBitGain = -7.0; + for ( b = b0; b < psPredictionEncoder->iMaxNumPredBands; b += bstep ) + { + fBitGain -= 1.0; + if ( psPredictionEncoder->ppiPredBandEnable[c][b] == 1 ) + { + fBitGain += pfEstPredBitGain[b]; + } + if ( fBitGain > fBestCost ) + { + fBestCost = fBitGain; + iPredBands = b; + iPredChanEnable = 1; + } + } + + if ( iPredChanEnable == 1 ) + { + for ( b = iPredBands + bstep; b < LCLD_BANDS; b += bstep ) + { + psPredictionEncoder->ppiPredBandEnable[c][b] = 0; + } + activate_bit( &psPredictionEncoder->piPredChanEnable[c], psPredictionEncoder->iSubSetId ); + psPredictionEncoder->piNumPredBands[c] = iPredBands + bstep; + } + else + { + for ( b = b0; b < LCLD_BANDS; b += bstep ) + { + psPredictionEncoder->ppiPredBandEnable[c][b] = 0; + } + deactivate_bit( &psPredictionEncoder->piPredChanEnable[c], psPredictionEncoder->iSubSetId ); + psPredictionEncoder->piNumPredBands[c] = 0; + } + } + } +} + + +/*-------------------------------------------------------------------* + * Function ApplyForwardPredictors() + * + * + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Function WritePredictors() + * + * + *-------------------------------------------------------------------*/ + +int32_t WritePredictors( + PredictionEncoder *psPredictionEncoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten = 0; + int32_t c; + int32_t iNumSubSets = psPredictionEncoder->iNumSubSets; + int32_t iSubSetId = psPredictionEncoder->iSubSetId; + int32_t iNumPredBandBits = 6; + const int16_t iSubSetBits = ( LCLD_MAX_NUM_PRED_SUBSETS > 4 ? 3 : 2 ); + + /* number of subsets */ + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iNumSubSets - 1, iSubSetBits ); /* otherwise use default */ + iBitsWritten += iSubSetBits; + + if ( iNumSubSets > 1 ) + { + /* write current subset */ + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iSubSetId, iSubSetBits ); + iBitsWritten += iSubSetBits; + iNumPredBandBits = ( iNumSubSets >= 4 ? 4 : 5 ); + } + + for ( c = 0; c < psPredictionEncoder->iChannels; c++ ) + { + int32_t b; + int32_t b0 = iSubSetId; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, psPredictionEncoder->piPredChanEnable[c], iNumSubSets ); + iBitsWritten += iNumSubSets; + + if ( get_bit( psPredictionEncoder->piPredChanEnable[c], iSubSetId ) ) + { + int32_t iNumPredBands = ( psPredictionEncoder->piNumPredBands[c] - b0 ) / iNumSubSets; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iNumPredBands, iNumPredBandBits ); + iBitsWritten += iNumPredBandBits; + + for ( b = b0; b < psPredictionEncoder->piNumPredBands[c]; b += iNumSubSets ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, psPredictionEncoder->ppiPredBandEnable[c][b], 1 ); + iBitsWritten += 1; + + if ( psPredictionEncoder->ppiPredBandEnable[c][b] == 1 ) + { + int32_t iA1Mag; + int32_t iA1Phase; + + iA1Mag = psPredictionEncoder->ppiA1Mag[c][b]; + iA1Phase = psPredictionEncoder->ppiA1Phase[c][b] - PRED_QUANT_FILTER_PHASE_MIN; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iA1Mag, PRED_QUNAT_FILTER_MAG_BITS ); + iBitsWritten += PRED_QUNAT_FILTER_MAG_BITS; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iA1Phase, PRED_QUANT_FILTER_PHASE_BITS ); + iBitsWritten += PRED_QUANT_FILTER_PHASE_BITS; + } + } + } + } + + return iBitsWritten; +} +#endif diff --git a/lib_isar/isar_RMSEnvGrouping.c b/lib_isar/isar_RMSEnvGrouping.c new file mode 100644 index 0000000000000000000000000000000000000000..1a0b3aa118ff771674e8ad9c41bb716974021a4d --- /dev/null +++ b/lib_isar/isar_RMSEnvGrouping.c @@ -0,0 +1,727 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "prot.h" +#include "isar_lcld_prot.h" +#include "isar_rom_lcld_tables.h" +#include "wmc_auto.h" + + +/*-------------------------------------------------------------------* + * Local ROM tables + * + * + *-------------------------------------------------------------------*/ + +static const float c_afThreshQuiet48[23] = { + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.40653699e+01f, + -8.38067304e+01f, + -8.28409495e+01f, + -8.17031225e+01f, + -7.89799501e+01f, + -7.70607916e+01f, + -7.58484320e+01f, + -7.47976303e+01f, + -7.37491303e+01f, + -7.13163746e+01f, + -6.86144293e+01f, + -6.56295695e+01f, + -6.06521800e+01f, + -3.15408065e+01f, + -1.92542188e+01f, + -1.88401753e+01f, +}; + +static const float c_fiDefaultTheta48[MAX_BANDS_48] = { + 0.4375, + 0.4375, + 0.375, + 0.3125, + 0.3125, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, + 0.25, +}; + +typedef struct GMNODE +{ + int32_t iGroupStart; + int32_t iGroupLength; + float *pfMergedEnergydB; + int32_t *piQRMSEnvelope; + + int32_t iGroupRMSEnvelopeCost; + float fGroupSNRPenalty; + + struct GMNODE *psNext; +} GMNode; + +struct RMS_ENVELOPE_GROUPING +{ + int32_t iNumBlocks; + int32_t iMaxGroups; + float **ppfBandEnergy; + float **ppfBandEnergydB; + float **ppfWeight; + GMNode *psGMNodes; +}; + + +/*-------------------------------------------------------------------* + * Function CreateRMSEnvelopeGrouping() + * + * + *-------------------------------------------------------------------*/ + +RMSEnvelopeGrouping *CreateRMSEnvelopeGrouping( + const int32_t iNumBlocks ) +{ + int32_t n; + + RMSEnvelopeGrouping *psRMSEnvelopeGrouping; + + psRMSEnvelopeGrouping = (RMSEnvelopeGrouping *) malloc( sizeof( RMSEnvelopeGrouping ) ); + psRMSEnvelopeGrouping->iNumBlocks = iNumBlocks; + + psRMSEnvelopeGrouping->iMaxGroups = iNumBlocks >> 1; + + psRMSEnvelopeGrouping->ppfBandEnergy = (float **) malloc( psRMSEnvelopeGrouping->iNumBlocks * sizeof( float * ) ); + psRMSEnvelopeGrouping->ppfBandEnergydB = (float **) malloc( psRMSEnvelopeGrouping->iNumBlocks * sizeof( float * ) ); + psRMSEnvelopeGrouping->ppfWeight = (float **) malloc( psRMSEnvelopeGrouping->iNumBlocks * sizeof( float * ) ); + for ( n = 0; n < psRMSEnvelopeGrouping->iNumBlocks; n++ ) + { + psRMSEnvelopeGrouping->ppfBandEnergy[n] = (float *) malloc( MAX_BANDS * 2 * sizeof( float ) ); /* 2 for stereo joint group calc */ + psRMSEnvelopeGrouping->ppfBandEnergydB[n] = (float *) malloc( MAX_BANDS * 2 * sizeof( float ) ); + psRMSEnvelopeGrouping->ppfWeight[n] = (float *) malloc( MAX_BANDS * 2 * sizeof( float ) ); + } + + psRMSEnvelopeGrouping->psGMNodes = (GMNode *) malloc( psRMSEnvelopeGrouping->iNumBlocks * sizeof( GMNode ) ); + for ( n = 0; n < psRMSEnvelopeGrouping->iNumBlocks; n++ ) + { + psRMSEnvelopeGrouping->psGMNodes[n].pfMergedEnergydB = (float *) malloc( MAX_BANDS * 2 * sizeof( float ) ); + psRMSEnvelopeGrouping->psGMNodes[n].piQRMSEnvelope = (int32_t *) malloc( MAX_BANDS * 2 * sizeof( int32_t ) ); + psRMSEnvelopeGrouping->psGMNodes[n].iGroupRMSEnvelopeCost = -1; + psRMSEnvelopeGrouping->psGMNodes[n].fGroupSNRPenalty = -1.0; + } + + return psRMSEnvelopeGrouping; +} + + +/*-------------------------------------------------------------------* + * Function DeleteRMSEnvelopeGrouping() + * + * + *-------------------------------------------------------------------*/ + +void DeleteRMSEnvelopeGrouping( + RMSEnvelopeGrouping *psRMSEnvelopeGrouping ) +{ + int32_t n; + + for ( n = 0; n < psRMSEnvelopeGrouping->iNumBlocks; n++ ) + { + free( psRMSEnvelopeGrouping->ppfBandEnergy[n] ); + free( psRMSEnvelopeGrouping->ppfBandEnergydB[n] ); + free( psRMSEnvelopeGrouping->ppfWeight[n] ); + } + free( psRMSEnvelopeGrouping->ppfBandEnergy ); + free( psRMSEnvelopeGrouping->ppfBandEnergydB ); + free( psRMSEnvelopeGrouping->ppfWeight ); + + for ( n = 0; n < psRMSEnvelopeGrouping->iNumBlocks; n++ ) + { + free( psRMSEnvelopeGrouping->psGMNodes[n].pfMergedEnergydB ); + free( psRMSEnvelopeGrouping->psGMNodes[n].piQRMSEnvelope ); + } + free( psRMSEnvelopeGrouping->psGMNodes ); + + free( psRMSEnvelopeGrouping ); + + return; +} + + +/*-------------------------------------------------------------------* + * Function ComputeBandEnergy() + * + * + *-------------------------------------------------------------------*/ + +static void ComputeBandEnergy( + const int32_t iChannels, + const int32_t iNumBlocks, + const int32_t iNumBands, + const int32_t *piBandwidths, + float ***pppfReal, + float ***pppfImag, + float **ppfBandEnergy, + float **ppfBandEnergydB, + float **ppfWeight ) +{ + int32_t n; + + for ( n = 0; n < iChannels; n++ ) + { + int32_t k; + int32_t iChanOffset; + + iChanOffset = n * iNumBands; + for ( k = 0; k < iNumBlocks; k++ ) + { + int32_t b; + int32_t iFBOffset; + float fMaxWeight; + + iFBOffset = 0; + fMaxWeight = 0.0f; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t m; + float fEnergy = 1e-12f; + float fWeight; + + for ( m = 0; m < piBandwidths[b]; m++ ) + { + fEnergy += ( pppfReal[n][k][iFBOffset] * pppfReal[n][k][iFBOffset] + pppfImag[n][k][iFBOffset] * pppfImag[n][k][iFBOffset] ); + iFBOffset++; + } + fEnergy /= (float) ( piBandwidths[b] ); /* Correction removed normalization by 2*/ + ppfBandEnergy[k][iChanOffset + b] = fEnergy; + + fWeight = 0.33f * powf( 10.0f, 0.0068f * ( 10.0f * log10f( fEnergy ) - c_afThreshQuiet48[b] ) ); + fWeight = ( fWeight > 0.33f ) ? fWeight : 0.33f; + fWeight = ( fWeight < 1.0f ) ? fWeight : 1.0f; + fMaxWeight = ( fMaxWeight > fWeight ) ? fMaxWeight : fWeight; + ppfWeight[k][iChanOffset + b] = fWeight; + +#ifdef APPLY_TEMPORAL_SMOOTHING + if ( k > 0 ) + { + float fSmoothEnergy; + fSmoothEnergy = 0.7f * ppfBandEnergy[k - 1][iChanOffset + b] + 0.3f * fEnergy; + + fEnergy = ( fEnergy > fSmoothEnergy ) ? fEnergy : fSmoothEnergy; + } +#endif + fEnergy = 10.0f * log10f( fEnergy ); + ppfBandEnergydB[k][iChanOffset + b] = fEnergy; + } + for ( b = 0; b < iNumBands; b++ ) + { + ppfWeight[k][iChanOffset + b] /= fMaxWeight; + } + } + } + + return; +} + +/*-------------------------------------------------------------------* + * Function ComputeMergeRMS() + * + * + *-------------------------------------------------------------------*/ + +static void ComputeMergeRMS( + const int32_t iNumBands, + const int32_t iStartBlock, + const int32_t iGroupLength, + float **ppfBandEnergy, + float *pfMergedEnergydB, + int32_t *piQRMSEnvelope ) +{ + int32_t b; + float fInvGroupSize = 1.0f / (float) iGroupLength; + + for ( b = 0; b < iNumBands; b++ ) + { + int32_t n; + float fGroupEnergy; + float fRMSEnvelope; + int32_t iQRMSEnvelope; + + fGroupEnergy = 0.0; + for ( n = iStartBlock; n < ( iStartBlock + iGroupLength ); n++ ) + { + fGroupEnergy += ppfBandEnergy[n][b]; + } + fGroupEnergy *= fInvGroupSize; + + fRMSEnvelope = log2f( fGroupEnergy ); + iQRMSEnvelope = ( fRMSEnvelope > 0.0 ) ? (int32_t) ( fRMSEnvelope + 0.5 ) : (int32_t) ( fRMSEnvelope - 0.5 ); + + fGroupEnergy = 10.0f * log10f( fGroupEnergy ); /* Note epsilon was added when computing BandEnergy;*/ + + pfMergedEnergydB[b] = fGroupEnergy; + piQRMSEnvelope[b] = iQRMSEnvelope; + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function ComputeRMSEnvelopeBits() + * + * + *-------------------------------------------------------------------*/ + +static int32_t ComputeRMSEnvelopeBits( + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piQRMSEnevelope ) +{ + int32_t n; + int32_t iRMSEnvelopeBits = 0; + int32_t iChanOffset = 0; + + for ( n = 0; n < iChannels; n++ ) + { + int32_t b; + int32_t iLastRMSVal; + + iRMSEnvelopeBits += ENV0_BITS; + iLastRMSVal = piQRMSEnevelope[iChanOffset]; + for ( b = 1; b < iNumBands; b++ ) + { + int32_t iDelta; + + iDelta = piQRMSEnevelope[iChanOffset + b] - iLastRMSVal; + iDelta = ( iDelta > ENV_DELTA_MIN ) ? iDelta : ENV_DELTA_MIN; + iDelta = ( iDelta < ENV_DELTA_MAX ) ? iDelta : ENV_DELTA_MAX; + iDelta -= ENV_DELTA_MIN; + iRMSEnvelopeBits += c_aaiRMSEnvHuffEnc[iDelta][0]; + + iLastRMSVal = piQRMSEnevelope[iChanOffset + b]; + } + + iChanOffset += iNumBands; + } + + return iRMSEnvelopeBits; +} + + +/*-------------------------------------------------------------------* + * Function ComputeSNRPenalty() + * + * + *-------------------------------------------------------------------*/ + +static float ComputeSNRPenalty( + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t iStartBlock, + const int32_t iGroupLength, + float **ppfBandEnergydB, + const int32_t *piRMSEnvelope ) +{ + int32_t n; + int32_t iChanOffset; + float fSNRPenalty = 0.0; + + iChanOffset = 0; + for ( n = 0; n < iChannels; n++ ) + { + int32_t b; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t k; + float fRMSVal; + + fRMSVal = 3.0103f * (float) piRMSEnvelope[iChanOffset + b]; + + for ( k = iStartBlock; k < ( iStartBlock + iGroupLength ); k++ ) + { + float fDeltadB; + + fDeltadB = fRMSVal - ppfBandEnergydB[k][iChanOffset + b]; + if ( fDeltadB < -9.0309f ) + { + fSNRPenalty += 1e10f; /* Some large number to prevent clipping*/ + } + else /*if(fDeltadB < 0.0)*/ + { + fSNRPenalty += fabsf( c_fiDefaultTheta48[b] * fDeltadB - fDeltadB ) * 2.0f * (float) piBandwidths[b] / 6.0f; + } + } + } + + iChanOffset += iNumBands; + } + + return fSNRPenalty; +} + + +/*-------------------------------------------------------------------* + * Function TryMerge2() + * + * + *-------------------------------------------------------------------*/ + +static float TryMerge2( + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piBandwidths, + float **ppfBandEnergy, + float **ppfBandEnergydB, + GMNode *psGMNode1, + GMNode *psGMNode2 ) +{ + int32_t iRMSEnvBits1; + int32_t iRMSEnvBits2; + int32_t iRMSEnvBitsMerged; + float fSNRPenalty1; + float fSNRPenalty2; + float fSNRPenaltyMerged; + float fMergedCost = 0.0; + + /* First compute current RMS Envelope for each group */ + if ( psGMNode1->iGroupRMSEnvelopeCost == -1 || psGMNode1->fGroupSNRPenalty == -1.0 ) + { + ComputeMergeRMS( iNumBands * iChannels, psGMNode1->iGroupStart, psGMNode1->iGroupLength, ppfBandEnergy, psGMNode1->pfMergedEnergydB, psGMNode1->piQRMSEnvelope ); + + iRMSEnvBits1 = ComputeRMSEnvelopeBits( iChannels, iNumBands, psGMNode1->piQRMSEnvelope ); + + fSNRPenalty1 = ComputeSNRPenalty( iChannels, iNumBands, piBandwidths, psGMNode1->iGroupStart, psGMNode1->iGroupLength, ppfBandEnergydB, psGMNode1->piQRMSEnvelope ); + + psGMNode1->iGroupRMSEnvelopeCost = iRMSEnvBits1; + psGMNode1->fGroupSNRPenalty = fSNRPenalty1; + } + else + { + iRMSEnvBits1 = psGMNode1->iGroupRMSEnvelopeCost; + fSNRPenalty1 = psGMNode1->fGroupSNRPenalty; + } + + if ( psGMNode2->iGroupRMSEnvelopeCost == -1 || psGMNode2->fGroupSNRPenalty == -1.0 ) + { + ComputeMergeRMS( iNumBands * iChannels, psGMNode2->iGroupStart, psGMNode2->iGroupLength, ppfBandEnergy, psGMNode2->pfMergedEnergydB, psGMNode2->piQRMSEnvelope ); + + iRMSEnvBits2 = ComputeRMSEnvelopeBits( iChannels, iNumBands, psGMNode2->piQRMSEnvelope ); + + fSNRPenalty2 = ComputeSNRPenalty( iChannels, iNumBands, piBandwidths, psGMNode2->iGroupStart, psGMNode2->iGroupLength, ppfBandEnergydB, psGMNode2->piQRMSEnvelope ); + + psGMNode2->iGroupRMSEnvelopeCost = iRMSEnvBits2; + psGMNode2->fGroupSNRPenalty = fSNRPenalty2; + } + else + { + iRMSEnvBits2 = psGMNode2->iGroupRMSEnvelopeCost; + fSNRPenalty2 = psGMNode2->fGroupSNRPenalty; + } + + /* Compute the merged group */ + ComputeMergeRMS( iNumBands * iChannels, psGMNode1->iGroupStart, psGMNode1->iGroupLength + psGMNode2->iGroupLength, ppfBandEnergy, psGMNode1->pfMergedEnergydB, psGMNode1->piQRMSEnvelope ); + + /* Compute the RMS Envelope cost for merged group */ + iRMSEnvBitsMerged = ComputeRMSEnvelopeBits( iChannels, iNumBands, psGMNode1->piQRMSEnvelope ); + + /* Compute an approximation of the bit cost based on SNR increase/decrease due to merging */ + fSNRPenaltyMerged = ComputeSNRPenalty( iChannels, iNumBands, piBandwidths, psGMNode1->iGroupStart, psGMNode1->iGroupLength + psGMNode2->iGroupLength, ppfBandEnergydB, psGMNode1->piQRMSEnvelope ); + + fMergedCost = fSNRPenaltyMerged - fSNRPenalty1 - fSNRPenalty2 + (float) iRMSEnvBitsMerged - (float) iRMSEnvBits1 - (float) iRMSEnvBits2; + + return fMergedCost; +} + +/*-------------------------------------------------------------------* + * Function ComputeGreedyGroups3() + * + * + *-------------------------------------------------------------------*/ + +static void ComputeGreedyGroups3( + RMSEnvelopeGrouping *psRMSEnvelopeGrouping, + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t iMaxGroups ) +{ + + int32_t iDone = 0; + int32_t iNumGroups = psRMSEnvelopeGrouping->iMaxGroups; + + while ( iDone == 0 ) + { + GMNode *psGMNode; + GMNode *psBestGMNode; + float fBestMergeCost; + + fBestMergeCost = 1e20f; + psGMNode = &psRMSEnvelopeGrouping->psGMNodes[0]; + psBestGMNode = NULL; + while ( psGMNode->psNext != NULL ) + { + float fMergeCost; + + fMergeCost = TryMerge2( iChannels, iNumBands, piBandwidths, psRMSEnvelopeGrouping->ppfBandEnergy, psRMSEnvelopeGrouping->ppfBandEnergydB, psGMNode, psGMNode->psNext ); + + if ( fMergeCost < fBestMergeCost ) + { + fBestMergeCost = fMergeCost; + psBestGMNode = psGMNode; + } + + psGMNode = psGMNode->psNext; + } + + if ( fBestMergeCost > 0.0 && iNumGroups <= iMaxGroups ) + { + iDone++; + } + else if ( psBestGMNode != NULL && psBestGMNode->psNext != NULL ) + { + psBestGMNode->iGroupLength += psBestGMNode->psNext->iGroupLength; + psBestGMNode->iGroupRMSEnvelopeCost = -1; + psBestGMNode->fGroupSNRPenalty = -1.0; + psBestGMNode->psNext = psBestGMNode->psNext->psNext; + iNumGroups--; + } + else + { + iDone++; /* This only catches a problem*/ + } + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function ComputeRMSEnvelope() + * + * + *-------------------------------------------------------------------*/ + +static void ComputeRMSEnvelope( + const int32_t iChannels, + const int32_t iNumBands, + const int32_t iNumGroups, + const int32_t *piGroupLengths, + float **ppfBandEnergy, + int32_t ***pppiRMSEnvelope ) +{ + int32_t n; + + for ( n = 0; n < iChannels; n++ ) + { + int32_t b; + int32_t iChanOffset; + + iChanOffset = n * iNumBands; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t k; + int32_t iBlockOffset; + + iBlockOffset = 0; + for ( k = 0; k < iNumGroups; k++ ) + { + int32_t m; + float fGroupEnergy; + fGroupEnergy = 0.0; + for ( m = 0; m < piGroupLengths[k]; m++ ) + { + fGroupEnergy += ppfBandEnergy[iBlockOffset][b + iChanOffset]; + iBlockOffset++; + } + fGroupEnergy /= (float) piGroupLengths[k]; + + fGroupEnergy = log2f( fGroupEnergy ); + pppiRMSEnvelope[n][k][b] = ( fGroupEnergy > 0.0 ) ? (int32_t) ( fGroupEnergy + 0.5 ) : (int32_t) ( fGroupEnergy - 0.5 ); + pppiRMSEnvelope[n][k][b] = ( pppiRMSEnvelope[n][k][b] > ENV_MIN ) ? pppiRMSEnvelope[n][k][b] : ENV_MIN; + pppiRMSEnvelope[n][k][b] = ( pppiRMSEnvelope[n][k][b] < ENV_MAX ) ? pppiRMSEnvelope[n][k][b] : ENV_MAX; + } + } + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function LimitRMSEnvelope() + * + * + *-------------------------------------------------------------------*/ + +static void LimitRMSEnvelope( + const int32_t iBandCount, + const int32_t iRMSDeltaMax, + const int32_t iRMSDeltaMin, + int32_t *piRMSEnvelope ) +{ + int32_t iBand; + int32_t iLastSCF; + + /* Increase low envelope values to ensure that the scale factors traces the large values correctly (checking for max deltas) */ + iLastSCF = piRMSEnvelope[iBandCount - 1]; + for ( iBand = iBandCount - 2; iBand > -1; iBand-- ) + { + int32_t iDelta; + + iDelta = iLastSCF - piRMSEnvelope[iBand]; + + if ( iDelta > iRMSDeltaMax ) + { +#ifdef DEBUG_VERBOSE + printf( "WARNING RMS envelope delta limited\n" ); +#endif + piRMSEnvelope[iBand] += ( iDelta - iRMSDeltaMax ); + } + + iLastSCF = piRMSEnvelope[iBand]; + } + + /* Increase low envelope values to ensure that the envelope traces the large values correctly (checking for min deltas)*/ + iLastSCF = piRMSEnvelope[0]; + for ( iBand = 1; iBand < iBandCount; iBand++ ) + { + int32_t iDelta; + + iDelta = piRMSEnvelope[iBand] - iLastSCF; + + if ( iDelta < iRMSDeltaMin ) + { +#ifdef DEBUG_VERBOSE + printf( "WARNING RMS envelope delta limited\n" ); +#endif + piRMSEnvelope[iBand] += ( iRMSDeltaMin - iDelta ); + } + + iLastSCF = piRMSEnvelope[iBand]; + } + + return; +} + + +/*-------------------------------------------------------------------* + * Function ComputeEnvelopeGrouping() + * + * + *-------------------------------------------------------------------*/ + +void ComputeEnvelopeGrouping( + RMSEnvelopeGrouping *psRMSEnvelopeGrouping, + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piBandwidths, + float ***pppfReal, + float ***pppfImag, + int32_t *piNumGroups, + int32_t *piGroupLengths, + int32_t ***pppiRMSEnvelope ) +{ + int32_t n; + GMNode *psGMNode; + + /* Compute Band Energies */ + ComputeBandEnergy( iChannels, psRMSEnvelopeGrouping->iNumBlocks, iNumBands, piBandwidths, pppfReal, pppfImag, psRMSEnvelopeGrouping->ppfBandEnergy, psRMSEnvelopeGrouping->ppfBandEnergydB, psRMSEnvelopeGrouping->ppfWeight ); + + /* Init GMNodes */ + psRMSEnvelopeGrouping->psGMNodes[0].iGroupStart = 0; + psRMSEnvelopeGrouping->psGMNodes[0].iGroupLength = 2; + psRMSEnvelopeGrouping->psGMNodes[0].psNext = NULL; + psRMSEnvelopeGrouping->psGMNodes[0].iGroupRMSEnvelopeCost = -1; + psRMSEnvelopeGrouping->psGMNodes[0].fGroupSNRPenalty = -1.0f; + + for ( n = 1; n < psRMSEnvelopeGrouping->iMaxGroups; n++ ) + { + psRMSEnvelopeGrouping->psGMNodes[n - 1].psNext = &psRMSEnvelopeGrouping->psGMNodes[n]; + psRMSEnvelopeGrouping->psGMNodes[n].iGroupStart = n * 2; + psRMSEnvelopeGrouping->psGMNodes[n].iGroupLength = 2; + psRMSEnvelopeGrouping->psGMNodes[n].iGroupRMSEnvelopeCost = -1; + psRMSEnvelopeGrouping->psGMNodes[n].fGroupSNRPenalty = -1.0; + psRMSEnvelopeGrouping->psGMNodes[n].psNext = NULL; + } + + /* Perform grouping via Greedy Merge */ + /* Allows control over max groups can call using 16 if want same as previous call */ + ComputeGreedyGroups3( psRMSEnvelopeGrouping, iChannels, iNumBands, piBandwidths, psRMSEnvelopeGrouping->iNumBlocks ); + + /* Calc Groups from Merge Results */ + *piNumGroups = 0; + psGMNode = &psRMSEnvelopeGrouping->psGMNodes[0]; + while ( psGMNode != NULL ) + { + piGroupLengths[*piNumGroups] = psGMNode->iGroupLength; + *piNumGroups += 1; + psGMNode = psGMNode->psNext; + } + + /* Compute RMS Envelope given group lengths */ + ComputeRMSEnvelope( iChannels, iNumBands, *piNumGroups, piGroupLengths, psRMSEnvelopeGrouping->ppfBandEnergy, pppiRMSEnvelope ); + + /* Envelope Tenting */ + for ( n = 0; n < iChannels; n++ ) + { + int32_t k; + for ( k = 0; k < *piNumGroups; k++ ) + { + LimitRMSEnvelope( iNumBands, ENV_DELTA_MAX, ENV_DELTA_MIN, pppiRMSEnvelope[n][k] ); + } + } + + return; +} +#endif diff --git a/lib_isar/isar_cnst.h b/lib_isar/isar_cnst.h new file mode 100644 index 0000000000000000000000000000000000000000..e54fcd0ea9d5d734eed67f58496514b950a1c133 --- /dev/null +++ b/lib_isar/isar_cnst.h @@ -0,0 +1,135 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_CNST_H +#define ISAR_CNST_H + +#include +#include "options.h" + +/* clang-format off */ + +#ifdef SPLIT_REND_WITH_HEAD_ROT + +/*----------------------------------------------------------------------------------* + * Split Binaural Rendering Constants + *----------------------------------------------------------------------------------*/ + +typedef enum +{ + PCM_INT16, + PCM_FLOAT32, + PCM_NOT_KNOW = 0xffff +} PCM_RESOLUTION; + +typedef enum +{ + ANY_YAW, + PITCH_ONLY, + ANY_ROLL, + PRED_ONLY, + PRED_ROLL_ONLY, + COM_GAIN_ONLY, + LR_GAIN_ONLY +} ISAR_SPLIT_REND_POSE_TYPE; + + +#define CLDFB_PLC_XF 2 /* Length of cross-fade into first good frame after frame loss in CLDFB cols. */ + +#define SPLIT_REND_MAX_YAW_ONLY_POSES 2 +#define SPLIT_REND_MAX_PITCH_ONLY_POSES 2 +#define SPLIT_REND_MAX_ROLL_ONLY_POSES 2 +#define SPLIT_REND_MAX_ONE_AXIS_MD_POSES 2 +#define MAX_EXTRAPOLATION_ANGLE 15.0f /* this means additional 15 degrees can be extrapolated on top of MD probing poses*/ + +#define MAX_HEAD_ROT_POSES ( 2 + SPLIT_REND_MAX_YAW_ONLY_POSES + SPLIT_REND_MAX_PITCH_ONLY_POSES + SPLIT_REND_MAX_ROLL_ONLY_POSES ) +#define MAX_SPLIT_REND_MD_BANDS 20 +#define MAX_SPLIT_MD_SUBFRAMES 1 +#define COMPLEX_MD_BAND_THRESH MAX_SPLIT_REND_MD_BANDS +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS +#define COMPLEX_MD_BAND_THRESH_LOW 4 +#define COMPLEX_MD_BAND_THRESH_HIGH 10 +#else +#define COMPLEX_MD_BAND_THRESH_LOW 5 +#endif +#define SPLIT_REND_RO_MD_BAND_THRESH 4 + +#define ISAR_SPLIT_REND_NUM_QUANT_STRATS 4 +#define ISAR_SPLIT_REND_PRED_63QUANT_PNTS 63 +#define ISAR_SPLIT_REND_PRED_31QUANT_PNTS 31 +#define ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS 31 +#define ISAR_SPLIT_REND_D_QUANT_PNTS 15 +#define ISAR_SPLIT_REND_PRED_MIN_VAL -1.4f +#define ISAR_SPLIT_REND_PRED_MAX_VAL 1.4f + +#define ISAR_SPLIT_REND_PITCH_G_MIN_VAL 0.5f +#define ISAR_SPLIT_REND_PITCH_G_MAX_VAL 1.5f +#define ISAR_SPLIT_REND_PITCH_G_QUANT_PNTS ISAR_SPLIT_REND_D_QUANT_PNTS +#define ISAR_SPLIT_REND_D_MIN_VAL 0.0f +#define ISAR_SPLIT_REND_D_MAX_VAL 1.0f + +#define ISAR_SPLIT_REND_PRED_ROLL_Q_STEP ( ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) / ( ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS - 1 ) ) +#define ISAR_SPLIT_REND_PRED_ROLL_1BYQ_STEP ( ( ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS - 1 ) / ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) ) +#define ISAR_SPLIT_REND_PRED31_Q_STEP ( ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) / ( ISAR_SPLIT_REND_PRED_31QUANT_PNTS - 1 ) ) +#define ISAR_SPLIT_REND_PRED31_1BYQ_STEP ( ( ISAR_SPLIT_REND_PRED_31QUANT_PNTS - 1 ) / ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) ) +#define ISAR_SPLIT_REND_PRED63_Q_STEP ( ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) / ( ISAR_SPLIT_REND_PRED_63QUANT_PNTS - 1 ) ) +#define ISAR_SPLIT_REND_PRED63_1BYQ_STEP ( ( ISAR_SPLIT_REND_PRED_63QUANT_PNTS - 1 ) / ( ISAR_SPLIT_REND_PRED_MAX_VAL - ISAR_SPLIT_REND_PRED_MIN_VAL ) ) + +#define ISAR_SPLIT_REND_D_Q_STEP ( ( ISAR_SPLIT_REND_D_MAX_VAL - ISAR_SPLIT_REND_D_MIN_VAL ) / ( ISAR_SPLIT_REND_D_QUANT_PNTS - 1 ) ) +#define ISAR_SPLIT_REND_D_1BYQ_STEP ( ( ISAR_SPLIT_REND_D_QUANT_PNTS - 1 ) / ( ISAR_SPLIT_REND_D_MAX_VAL - ISAR_SPLIT_REND_D_MIN_VAL ) ) +#define ISAR_SPLIT_REND_PITCH_G_Q_STEP ( ( ISAR_SPLIT_REND_PITCH_G_MAX_VAL - ISAR_SPLIT_REND_PITCH_G_MIN_VAL ) / ( ISAR_SPLIT_REND_PITCH_G_QUANT_PNTS - 1 ) ) +#define ISAR_SPLIT_REND_PITCH_G_1BYQ_STEP ( ( ISAR_SPLIT_REND_PITCH_G_QUANT_PNTS - 1 ) / ( ISAR_SPLIT_REND_PITCH_G_MAX_VAL - ISAR_SPLIT_REND_PITCH_G_MIN_VAL ) ) + +#define ISAR_SPLIT_REND_HEAD_POSE_BITS 9 +#define ISAR_SPLIT_REND_DOF_BITS 2 +#define ISAR_SPLIT_REND_HQ_MODE_BITS 1 +#define ISAR_SPLIT_REND_ROT_AXIS_BITS 3 +#define ISAR_SPLIT_REND_RO_FLAG_BITS 1 + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +#define IVAS_LC3PLUS_MAX_NUM_DECODERS 2 +#endif + +/*----------------------------------------------------------------------------------* + * Split rendering bitrate constants + *----------------------------------------------------------------------------------*/ + +#define SPLIT_REND_256k 256000 +#define SPLIT_REND_320k 320000 +#define SPLIT_REND_384k 384000 +#define SPLIT_REND_512k 512000 +#define SPLIT_REND_768k 768000 + +#endif /*SPLIT_REND_WITH_HEAD_ROT */ + +#endif /*ISAR_CNST_H */ +/* clang-format on */ diff --git a/lib_isar/isar_lc3plus_common.c b/lib_isar/isar_lc3plus_common.c new file mode 100644 index 0000000000000000000000000000000000000000..32e30e97c418237df357063331468fb3f72f0209 --- /dev/null +++ b/lib_isar/isar_lc3plus_common.c @@ -0,0 +1,89 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "options.h" +#include "isar_lc3plus_common.h" +#include "ivas_error.h" +#include "lc3.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-----------------------------------------------------------------------------------------* + * Function ISAR_LC3PLUS_LC3plusErrToIvasErr() + * + * + *-----------------------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_LC3plusErrToIvasErr( + const LC3PLUS_Error lc3PlusError ) +{ + switch ( lc3PlusError ) + { + case LC3PLUS_OK: + return IVAS_ERR_OK; + case LC3PLUS_BITRATE_ERROR: + return IVAS_ERR_LC3PLUS_INVALID_BITRATE; + default: + break; + } + + return IVAS_ERR_INTERNAL; +} +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +ivas_error IVAS_LC3PLUS_LC3plusRtpErrToIvasErr( const LC3PLUS_RTP_ERR lc3PlusRtpError ) +{ + switch ( lc3PlusRtpError ) + { + case LC3PLUS_RTP_ERR_NO_ERROR: + return IVAS_ERR_OK; + case LC3PLUS_RTP_ERR_NULL_PTR: + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + case LC3PLUS_RTP_ERR_INVALID_PARAMETERS: + return IVAS_ERR_WRONG_PARAMS; + case LC3PLUS_RTP_ERR_NOT_IMPLEMENTED: + return IVAS_ERR_NOT_IMPLEMENTED; + case LC3PLUS_RTP_ERR_UNSUPPORTED_CONFIGURATION: + return IVAS_ERR_INTERNAL; + case LC3PLUS_RTP_ERR_INVALID_BITSTREAM: + return IVAS_ERR_UNEXPECTED_LC3PLUS_BITSTREAM; + case LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE: + return IVAS_ERR_INVALID_BUFFER_SIZE; + case LC3PLUS_RTP_ERR_NOT_ENOUGH_FTDS_ALLOCATED: + return IVAS_ERR_INTERNAL; + case LC3PLUS_RTP_ERR_GENERIC_ERROR: + default: + break; + } + + return IVAS_ERR_UNKNOWN; +} +#endif +#endif diff --git a/lib_isar/isar_lc3plus_common.h b/lib_isar/isar_lc3plus_common.h new file mode 100644 index 0000000000000000000000000000000000000000..08ffff60a7d2a612691605338f274f864050feaf --- /dev/null +++ b/lib_isar/isar_lc3plus_common.h @@ -0,0 +1,72 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_LC3PLUS_COM_H +#define ISAR_LC3PLUS_COM_H + + +#include +#include "options.h" +#include "ivas_error.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "lc3.h" +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +#include "isar_lc3plus_payload.h" +#endif + +/*! common configuration parameters between encoder and decoder */ +typedef struct LC3PLUS_CONFIG +{ + /*! frame duration in microseconds [10000, 5000, 2500] */ + int16_t lc3plus_frame_duration_us; + /*! isar frame duration in microseconds [20000, 10000, 5000] */ + int16_t isar_frame_duration_us; + /*! sampling rate*/ + int32_t samplerate; + /*! number of channels */ + int16_t channels; +#if defined ISAR_BITSTREAM_UPDATE_LC3PLUS || defined ISAR_BITSTREAM_UPDATE_LC3PLUS + /*! high resolution mode enabled (1) or disabled (0)*/ + int16_t high_res_mode_enabled; +#endif +} LC3PLUS_CONFIG; + +/*! utility function to convert LC3PLUS_Errors to the suitable ivas_error */ +ivas_error ISAR_LC3PLUS_LC3plusErrToIvasErr( const LC3PLUS_Error lc3PlusError ); + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*! utility function to convert LC3PLUS_Errors to the suitable ivas_error */ +ivas_error IVAS_LC3PLUS_LC3plusRtpErrToIvasErr( const LC3PLUS_RTP_ERR lc3PlusRtpError ); +#endif + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ +#endif /* ISAR_LC3PLUS_COM_H */ diff --git a/lib_isar/isar_lc3plus_dec.c b/lib_isar/isar_lc3plus_dec.c new file mode 100644 index 0000000000000000000000000000000000000000..77cd4da211013dca51c22207e93ea959aa4a5464 --- /dev/null +++ b/lib_isar/isar_lc3plus_dec.c @@ -0,0 +1,844 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#include "prot.h" +#include "ivas_prot.h" +#include "isar_lc3plus_dec.h" +#include "isar_lc3plus_common.h" +#include "lc3.h" +#include "ivas_error_utils.h" +#include "wmc_auto.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*------------------------------------------------------------------------- + * isar_LC3PLUS_AllocateSubframeDecodingMatrix() + * + * + *------------------------------------------------------------------------*/ + +static void isar_LC3PLUS_DEC_FreeSubframeDecodingMatrix( + int16_t **subframeChannelMatrix ) +{ + for ( int16_t i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ ) + { + free( subframeChannelMatrix[i] ); + } + + free( subframeChannelMatrix ); + + return; +} +#endif + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_Open() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_Open( + const LC3PLUS_CONFIG config, /* i : LC3plus decoder configuration */ + ISAR_LC3PLUS_DEC_HANDLE *handle /* o : decoder handle */ +) +{ + LC3PLUS_Error err; + int32_t decoder_size; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t i; + + if ( 0 == config.lc3plus_frame_duration_us ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "Invalid lc3plus_frame_duration_us (0)\n" ); + } +#else + int16_t lc3plusFrameIdx; + int16_t numLC3plusFramesPerIvasFrame; + int16_t i; +#endif + + if ( ( *handle = malloc( sizeof( struct ISAR_LC3PLUS_DEC_HANDLE ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( config.channels > IVAS_LC3PLUS_MAX_NUM_DECODERS ) + { + return IVAS_ERROR( IVAS_ERR_INIT_ERROR, "Maximum number of channels exceeds IVAS_LC3PLUS_MAX_NUM_DECODERS\n" ); + } +#else + + if ( 0 == config.lc3plus_frame_duration_us ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "Invalid lc3plus_frame_duration_us (0)\n" ); + } + numLC3plusFramesPerIvasFrame = (int16_t) ( config.isar_frame_duration_us / config.lc3plus_frame_duration_us ); +#endif + + + ( *handle )->num_decs = 0; + ( *handle )->pcm_conversion_buffer = NULL; + ( *handle )->handles = NULL; + ( *handle )->selective_decoding_states = NULL; + ( *handle )->bitstream_caches = NULL; + + if ( ( ( *handle )->handles = malloc( config.channels * sizeof( ISAR_LC3PLUS_DEC_HANDLE ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } + + if ( ( ( *handle )->selective_decoding_states = malloc( config.channels * sizeof( ISAR_LC3PLUS_DEC_SELECTIVE_DECODING_STATE * ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } + + for ( i = 0; i < config.channels; ++i ) + { + ( *handle )->handles[i] = NULL; + ( *handle )->selective_decoding_states[i] = NULL; + } + + if ( ( ( *handle )->bitstream_caches = malloc( config.channels * sizeof( ISAR_LC3PLUS_DEC_BITSTREAM_CACHE * ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } + for ( i = 0; i < config.channels; ++i ) + { + ( *handle )->bitstream_caches[i] = NULL; + } + + ( *handle )->num_decs = config.channels; + for ( int32_t iCh = 0; iCh < config.channels; iCh++ ) + { + ( *handle )->selective_decoding_states[iCh] = NULL; + if ( NULL != ( *handle )->bitstream_caches ) + { + ( *handle )->bitstream_caches[iCh] = NULL; + } + /* allocate and configure LC3plus decoder */ + decoder_size = lc3plus_dec_get_size( config.samplerate, 1 ); + if ( 0 == decoder_size ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_INTERNAL, "lc3plus_dec_get_size failed\n" ); + } + + if ( ( ( *handle )->handles[iCh] = malloc( decoder_size ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder\n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + err = lc3plus_dec_init( ( *handle )->handles[iCh], config.samplerate, 1, LC3PLUS_PLC_ADVANCED, config.high_res_mode_enabled ); +#else + err = lc3plus_dec_init( ( *handle )->handles[iCh], config.samplerate, 1, LC3PLUS_PLC_ADVANCED, 0 ); +#endif + if ( LC3PLUS_OK != err ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_dec_init failed\n" ); + } + + err = lc3plus_dec_set_frame_dms( ( *handle )->handles[iCh], config.lc3plus_frame_duration_us / 100 ); + if ( LC3PLUS_OK != err ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_dec_set_frame_dms failed\n" ); + } + + /* allocate and configure per LC3plus decoder skip state */ + if ( ( ( *handle )->selective_decoding_states[iCh] = malloc( sizeof( ISAR_LC3PLUS_DEC_SELECTIVE_DECODING_STATE ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder\n" ); + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( ( ( *handle )->selective_decoding_states[iCh]->frame_actions = malloc( numLC3plusFramesPerIvasFrame * sizeof( SelectiveDecAction ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder\n" ); + } +#endif + + ( *handle )->selective_decoding_states[iCh]->has_skipped_a_frame = 0; + ( *handle )->selective_decoding_states[iCh]->shall_decode_cached_frame = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *handle )->selective_decoding_states[iCh]->frame_action = DEC_ACTION_DECODE_AND_USE; +#else + for ( lc3plusFrameIdx = 0; lc3plusFrameIdx < numLC3plusFramesPerIvasFrame; lc3plusFrameIdx++ ) + { + ( *handle )->selective_decoding_states[iCh]->frame_actions[lc3plusFrameIdx] = DEC_ACTION_DECODE_AND_USE; + } +#endif + + /* allocate and configure per LC3plus decoder bitstream cache */ + if ( ( ( *handle )->bitstream_caches[iCh] = malloc( sizeof( ISAR_LC3PLUS_DEC_BITSTREAM_CACHE ) ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder\n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *handle )->bitstream_caches[iCh]->bitstream_cache_capacity = 400 /*LC3plus max non-HR octet count*/; +#else + ( *handle )->bitstream_caches[iCh]->bitstream_cache_capacity = 400 /*LC3plus max non-HR octet count*/ * numLC3plusFramesPerIvasFrame; +#endif + if ( ( ( *handle )->bitstream_caches[iCh]->bitstream_cache = malloc( ( *handle )->bitstream_caches[iCh]->bitstream_cache_capacity ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder\n" ); + } + ( *handle )->bitstream_caches[iCh]->bitstream_cache_size = 0; + } + + ( *handle )->config = config; + if ( config.isar_frame_duration_us < config.lc3plus_frame_duration_us || config.isar_frame_duration_us % config.lc3plus_frame_duration_us != 0 ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "Current pcm_conversion_buffer sizing requires that lc3plus uses a shorter or equal frame duration than ivas\n" ); + } + + if ( ( ( *handle )->pcm_conversion_buffer = malloc( sizeof( int16_t ) * config.samplerate * config.lc3plus_frame_duration_us / 1000000 ) ) == NULL ) + { + ISAR_LC3PLUS_DEC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus decoder wrapper pcm_conversion_buffer\n" ); + } + + return IVAS_ERR_OK; +} + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_AllocateSubframeDecodingMatrix() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_AllocateSubframeDecodingMatrix( + int16_t ***subframeChannelMatrix, + const uint32_t num_decs ) +{ + int16_t i; + + if ( ( *subframeChannelMatrix = malloc( MAX_PARAM_SPATIAL_SUBFRAMES * sizeof( int16_t * ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "subframeChannelMatrix allocation failed\n" ); + } + + for ( i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ ) + { + ( *subframeChannelMatrix )[i] = NULL; + } + + for ( i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ ) + { + if ( ( ( *subframeChannelMatrix )[i] = malloc( num_decs * sizeof( int16_t ) ) ) == NULL ) + { + isar_LC3PLUS_DEC_FreeSubframeDecodingMatrix( *subframeChannelMatrix ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "subframeChannelMatrix allocation failed\n" ); + } + } + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_SetSelectiveDecodingMatrix() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_SetSelectiveDecodingMatrix( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : LC3plus decoder handle */ + int16_t *subframeChannelMatrix[MAX_PARAM_SPATIAL_SUBFRAMES] ) +{ + int16_t numIvasSubFramesPerLC3frame; + uint32_t decIdx; + int16_t ivasSubframeIdx; + int16_t effectiveIsarSubframeDuration; + int16_t actual_num_spatial_subframes; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "ISAR_LC3PLUS_DEC_HANDLE is NULL\n" ); + } + + if ( NULL == subframeChannelMatrix ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "subframeChannelMatrix is NULL\n" ); + } + + if ( handle->config.lc3plus_frame_duration_us == 0 || handle->config.isar_frame_duration_us % handle->config.lc3plus_frame_duration_us != 0 ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "invalid isar_frame_duration_us/lc3plus_frame_duration_us values\n" ); + } + + effectiveIsarSubframeDuration = (int16_t) ( handle->config.isar_frame_duration_us == 20000 ? handle->config.isar_frame_duration_us / MAX_PARAM_SPATIAL_SUBFRAMES : handle->config.isar_frame_duration_us ); + numIvasSubFramesPerLC3frame = (int16_t) handle->config.lc3plus_frame_duration_us / effectiveIsarSubframeDuration; + actual_num_spatial_subframes = (int16_t) handle->config.isar_frame_duration_us / effectiveIsarSubframeDuration; + /* 0.5(0) = 10ms lc3plus, 5ms subframe */ + if ( numIvasSubFramesPerLC3frame != 1 ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "Selective decoding is only implemented for aligned IVAS-Subframes & LC3plus \n" ); + } + + /* map subframeChannelMatrix to lc3plus skip states */ + /* 1st pass: Flag the required frames */ + for ( decIdx = 0; decIdx < handle->num_decs; decIdx++ ) + { + for ( ivasSubframeIdx = 0; ivasSubframeIdx < actual_num_spatial_subframes; ivasSubframeIdx++ ) + { + if ( 1 == subframeChannelMatrix[ivasSubframeIdx][decIdx] ) + { + /* subframe needed by the user, definitely decode */ + handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx] = DEC_ACTION_DECODE_AND_USE; + } + else + { + + /* subframe not needed by the user, but might be required to re-initialize a decoder after inactivity */ + if ( + ( ivasSubframeIdx != actual_num_spatial_subframes - 1 ) && 1 == subframeChannelMatrix[ivasSubframeIdx + 1][decIdx] ) + { + /* ... but if the following subframe is required, it needs to be decoded and dropped */ + handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx] = DEC_ACTION_DECODE_AND_DROP; + } + else + { + handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx] = DEC_ACTION_SKIP; + } + } + } + } + + /* if a decoder was paused before, it needs to either: + * - Decode the cached frame (if available) and the first required frame OR + * - Decode the previous LC3plus subframe, even if it isn't needed by the user */ + for ( decIdx = 0; decIdx < handle->num_decs; decIdx++ ) + { + if ( handle->selective_decoding_states[decIdx]->has_skipped_a_frame ) + { + /* find the first frame required by the user */ + for ( ivasSubframeIdx = 0; ivasSubframeIdx < actual_num_spatial_subframes; ivasSubframeIdx++ ) + { + if ( DEC_ACTION_DECODE_AND_USE == handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx] ) + { + /* The first required frame is the first subframe. To flush the decoder, the cached frame must be decoded and dropped */ + if ( 0 == ivasSubframeIdx ) + { + handle->selective_decoding_states[decIdx]->shall_decode_cached_frame = 1; + break; + } + /* The first required frame is not the first frame, so the cache is useless. Instead we decode & drop the previous frame*/ + else + { + handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx - 1] = DEC_ACTION_DECODE_AND_DROP; + break; + } + } + } + } + } + + /* if a dec gets paused & caching is activated we need to flag the last useful LC3plus frame for caching */ + for ( decIdx = 0; decIdx < handle->num_decs; decIdx++ ) + { + for ( ivasSubframeIdx = 0; ivasSubframeIdx < actual_num_spatial_subframes; ivasSubframeIdx++ ) + { + if ( handle->selective_decoding_states[decIdx]->frame_actions[ivasSubframeIdx] == DEC_ACTION_SKIP && handle->selective_decoding_states[decIdx]->frame_actions[actual_num_spatial_subframes - 1] != DEC_ACTION_DECODE_AND_USE ) + { + handle->selective_decoding_states[decIdx]->frame_actions[actual_num_spatial_subframes - 1] = DEC_ACTION_CACHE; + } + } + } + + return IVAS_ERR_OK; +} +#endif + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_GetDelay() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_GetDelay( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : LC3plus decoder handle */ + int32_t *delayInSamples /* o : decoder delay in number of samples per channel */ +) +{ + int32_t tmpDelayInSamples; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "ISAR_LC3PLUS_DEC_HANDLE is NULL\n" ); + } + if ( NULL == delayInSamples ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "delayInSamples is NULL\n" ); + } + + *delayInSamples = 0; + /* sanity check whether all encoders are actually configured identically */ + for ( uint32_t iDec = 0; iDec < handle->num_decs; iDec++ ) + { + if ( NULL == handle->handles[iDec] ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3plus decoder handle is NULL\n" ); + } + + tmpDelayInSamples = lc3plus_dec_get_delay( handle->handles[iDec] ); + if ( 0 != *delayInSamples && tmpDelayInSamples != *delayInSamples ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Not all mono LC3plus decoders are configured identically\n" ); + } + + *delayInSamples = tmpDelayInSamples; + } + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_Close() + * + * + *------------------------------------------------------------------------*/ + +void ISAR_LC3PLUS_DEC_Close( + ISAR_LC3PLUS_DEC_HANDLE *handle /* i/o: Pointer to LC3plus decoder handle */ +) +{ + if ( NULL == handle || NULL == *handle ) + { + return; + } + for ( uint32_t iDec = 0; iDec < ( *handle )->num_decs; iDec++ ) + { + if ( NULL != ( *handle )->handles && NULL != ( *handle )->handles[iDec] ) + { + lc3plus_free_decoder_structs( ( *handle )->handles[iDec] ); + free( ( *handle )->handles[iDec] ); + } + + if ( NULL != ( *handle )->selective_decoding_states && NULL != ( *handle )->selective_decoding_states[iDec] ) + { +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + free( ( *handle )->selective_decoding_states[iDec]->frame_actions ); +#endif + free( ( *handle )->selective_decoding_states[iDec] ); + } + + if ( NULL != ( *handle )->bitstream_caches && NULL != ( *handle )->bitstream_caches[iDec] ) + { + free( ( *handle )->bitstream_caches[iDec]->bitstream_cache ); + free( ( *handle )->bitstream_caches[iDec] ); + } + } + + if ( NULL != ( *handle )->pcm_conversion_buffer ) + { + free( ( *handle )->pcm_conversion_buffer ); + } + free( ( *handle )->handles ); + + if ( NULL != ( *handle )->bitstream_caches ) + { + free( ( *handle )->bitstream_caches ); + } + free( ( *handle )->selective_decoding_states ); + + free( *handle ); + *handle = NULL; + + return; +} + + +/*------------------------------------------------------------------------- + * decode_or_conceal_one_lc3plus_frame() + * + * + *------------------------------------------------------------------------*/ + +static ivas_error decode_or_conceal_one_lc3plus_frame( + LC3PLUS_Dec *dec, + uint8_t *bitstream_in, + const int32_t bitstream_in_length, + int16_t **pcm_out_buffer, + const int32_t badFrameIndicator ) +{ + LC3PLUS_Error err; + + push_wmops( "lc3plus_dec16" ); + err = lc3plus_dec16( dec, bitstream_in, bitstream_in_length, pcm_out_buffer, NULL, badFrameIndicator ); + pop_wmops(); + + if ( err == LC3PLUS_DECODE_ERROR && 1 == badFrameIndicator ) + { + /* LC3PLUS_DECODE_ERROR && badFrameIndicator means that the decoder has successfully concealed, which is actually OK. */ + err = LC3PLUS_OK; + } + + if ( err != LC3PLUS_OK ) + { + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_dec16 failed\n" ); + } + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * isar_LC3PLUS_DEC_Decode_or_Conceal_internal() + * + * + *------------------------------------------------------------------------*/ + +static ivas_error isar_LC3PLUS_DEC_Decode_or_Conceal_internal( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : LC3plus decoder configuration */ + uint8_t *bitstream_in, /* i : pointer to input bitstream */ + int32_t bitstream_in_size, /* i : size of bitstream_in */ + const int16_t badFrameIndicator, /* i : bad frame indicator. If set to 1, triggers concealment */ + float **pcm_out /* o : decoded samples */ +) +{ + uint32_t iDec; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t config_num_media_times; + int32_t iMediaTime; + int32_t iFtd; + LC3PLUS_RTP_PAYLOAD payload; +#else + int32_t iLc3plusFrame; + int32_t lc3framesPerIvasFrame; + int32_t bitstreamOffsetPerCoder; + uint8_t *bitstream_in_iter = bitstream_in; +#endif + int32_t ivasSampleIndex; + int16_t numSamplesPerLC3plusChannel; + ivas_error err; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Dec_Wrap_Handle is NULL\n" ); + } + if ( NULL == bitstream_in ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "bitstream_in is NULL\n" ); + } + if ( NULL == pcm_out ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "pcm_out is NULL\n" ); + } + if ( badFrameIndicator != 0 && badFrameIndicator != 1 ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "badFrameIndicator must be 1 or 0\n" ); + } + if ( badFrameIndicator == 0 && bitstream_in_size <= 0 ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "bitstream_in_size must be positive\n" ); + } + + if ( handle->config.isar_frame_duration_us % handle->config.lc3plus_frame_duration_us != 0 ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "isar_frame_duration_us must be equal or multiple of lc3plus_frame_duration_us \n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + config_num_media_times = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + if ( !badFrameIndicator ) + { + if ( LC3PLUS_RTP_payload_deserialize( &payload, bitstream_in, bitstream_in_size ) != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "LC3PLUS_RTP_payload_deserialize failed\n" ); + } + if ( payload.sampling_rate_hz != handle->config.samplerate ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "LC3plus config change (samplerate) in bitstream is not supported\n" ); + } + if ( payload.num_channels != handle->config.channels ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "LC3plus config change (number of channels) in bitstream is not supported\n" ); + } + if ( payload.frame_duration_us != handle->config.lc3plus_frame_duration_us ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "LC3plus config change (frame duration) in bitstream is not supported\n" ); + } + if ( payload.high_resolution_enabled != handle->config.high_res_mode_enabled ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "LC3plus config change (high resolution mode) in bitstream is not supported\n" ); + } + if ( payload.num_media_times != config_num_media_times ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "LC3plus config change (number of media times per frame data block) in bitstream is not supported\n" ); + } + } +#endif + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + numSamplesPerLC3plusChannel = (int16_t) ( handle->config.samplerate / ( 1000000 / handle->config.isar_frame_duration_us ) / config_num_media_times ); + for ( iDec = 0; iDec < handle->num_decs; iDec++ ) + { + for ( iMediaTime = 0; iMediaTime < config_num_media_times; iMediaTime++ ) + { + iFtd = iDec + iMediaTime * handle->num_decs; +#else + lc3framesPerIvasFrame = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + + numSamplesPerLC3plusChannel = (int16_t) ( handle->config.samplerate / ( 1000000 / handle->config.isar_frame_duration_us ) / lc3framesPerIvasFrame ); + bitstreamOffsetPerCoder = bitstream_in_size / handle->num_decs / lc3framesPerIvasFrame; + for ( iDec = 0; iDec < handle->num_decs; iDec++ ) + { + for ( iLc3plusFrame = 0; iLc3plusFrame < lc3framesPerIvasFrame; iLc3plusFrame++ ) + { +#endif + if ( handle->selective_decoding_states[iDec]->shall_decode_cached_frame ) + { + if ( 0 == handle->bitstream_caches[iDec]->bitstream_cache_size ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL_FATAL, "LC3plus cache is empty\n" ); + } + + err = decode_or_conceal_one_lc3plus_frame( handle->handles[iDec], handle->bitstream_caches[iDec]->bitstream_cache, handle->bitstream_caches[iDec]->bitstream_cache_size, &handle->pcm_conversion_buffer, badFrameIndicator ); + if ( err != IVAS_ERR_OK ) + { + return IVAS_ERROR( err, "lc3plus decoding failed\n" ); + } + handle->selective_decoding_states[iDec]->shall_decode_cached_frame = 0; + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 0; + } + + /* reset cache if caching is enabled - it has either been decoded or is not needed */ + if ( NULL != handle->bitstream_caches ) + { + handle->bitstream_caches[iDec]->bitstream_cache_size = 0; + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + switch ( handle->selective_decoding_states[iDec]->frame_action ) +#else + switch ( handle->selective_decoding_states[iDec]->frame_actions[iLc3plusFrame] ) +#endif + { +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + case DEC_ACTION_DECODE_AND_DROP: + { + err = decode_or_conceal_one_lc3plus_frame( handle->handles[iDec], bitstream_in_iter, bitstreamOffsetPerCoder, &handle->pcm_conversion_buffer, badFrameIndicator ); + if ( err != IVAS_ERR_OK ) + { + return IVAS_ERROR( err, "lc3plus decoding failed\n" ); + } + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 0; + break; + } +#endif + case DEC_ACTION_DECODE_AND_USE: + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( badFrameIndicator ) + { + err = decode_or_conceal_one_lc3plus_frame( handle->handles[iDec], bitstream_in, bitstream_in_size, &handle->pcm_conversion_buffer, badFrameIndicator ); + } + else if ( payload.ftds[iFtd].frame_data_length == LC3PLUS_RTP_FDL_SPEECH_BAD ) + { + return IVAS_ERR_NOT_IMPLEMENTED; + /* Untested therefore disabled. Would probably only need to call concealment, + * but the LC3plus API requires a non-NULL ptr for this which is not available here */ + } + else + { + err = decode_or_conceal_one_lc3plus_frame( handle->handles[iDec], payload.ftds[iFtd].frame_data, payload.ftds[iFtd].frame_data_length, &handle->pcm_conversion_buffer, badFrameIndicator ); + } + if ( err != IVAS_ERR_OK ) + { + return IVAS_ERROR( err, "lc3plus decoding failed\n" ); + } + + for ( int16_t iSampleInt16 = 0; iSampleInt16 < numSamplesPerLC3plusChannel; iSampleInt16++ ) + { + ivasSampleIndex = iSampleInt16 + iMediaTime * numSamplesPerLC3plusChannel; + pcm_out[iDec][ivasSampleIndex] = (float) handle->pcm_conversion_buffer[iSampleInt16]; + } + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 0; + break; +#else + err = decode_or_conceal_one_lc3plus_frame( handle->handles[iDec], bitstream_in_iter, bitstreamOffsetPerCoder, &handle->pcm_conversion_buffer, badFrameIndicator ); + if ( err != IVAS_ERR_OK ) + { + return IVAS_ERROR( err, "lc3plus decoding failed\n" ); + } + + for ( int32_t iSampleInt16 = 0; iSampleInt16 < numSamplesPerLC3plusChannel; iSampleInt16++ ) + { + ivasSampleIndex = iSampleInt16 + iLc3plusFrame * numSamplesPerLC3plusChannel; + pcm_out[iDec][ivasSampleIndex] = (float) handle->pcm_conversion_buffer[iSampleInt16]; + } + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 0; + break; +#endif + } +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + case DEC_ACTION_SKIP: + { + /* log that this instance has skipped a frame and must decode twice once reactivated */ + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 1; + break; + } +#endif + case DEC_ACTION_CACHE: + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( handle->bitstream_caches[iDec]->bitstream_cache_capacity < (int32_t) payload.ftds[iFtd].frame_data_length ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "bitstream_cache_capacity is too low for LC3plus frame size\n" ); + } + /* store bit rate of cached frame */ + mvc2c( payload.ftds[iFtd].frame_data, handle->bitstream_caches[iDec]->bitstream_cache, (int16_t) payload.ftds[iFtd].frame_data_length ); + handle->bitstream_caches[iDec]->bitstream_cache_size = payload.ftds[iFtd].frame_data_length; + /* log that this instance has skipped a frame and must decode twice once reactivated */ + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 1; + break; +#else + if ( handle->bitstream_caches[iDec]->bitstream_cache_capacity < bitstreamOffsetPerCoder ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "bitstream_cache_capacity is too low for LC3plus frame size\n" ); + } + /* store bit rate of cached frame */ + mvc2c( bitstream_in_iter, handle->bitstream_caches[iDec]->bitstream_cache, (int16_t) bitstreamOffsetPerCoder ); + handle->bitstream_caches[iDec]->bitstream_cache_size = bitstreamOffsetPerCoder; + /* log that this instance has skipped a frame and must decode twice once reactivated */ + handle->selective_decoding_states[iDec]->has_skipped_a_frame = 1; + break; +#endif + } + case DEC_ACTION_NUM_ENUMS: + default: + return IVAS_ERROR( IVAS_ERR_INTERNAL_FATAL, "invalid LC3plus decoder state\n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + } /* for each media time */ + /* reset skipping state, must be set by the user before each decode call*/ + handle->selective_decoding_states[iDec]->frame_action = DEC_ACTION_DECODE_AND_USE; + } /* for each dec/channel */ +#else + + bitstream_in_iter += bitstreamOffsetPerCoder; + } + + /* reset skipping state, must be set by the user before each decode call*/ + for ( iLc3plusFrame = 0; iLc3plusFrame < lc3framesPerIvasFrame; iLc3plusFrame++ ) + { + handle->selective_decoding_states[iDec]->frame_actions[iLc3plusFrame] = DEC_ACTION_DECODE_AND_USE; + } + } + +#endif + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_Decode() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_Decode( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : LC3plus decoder configuration */ + uint8_t *bitstream_in, /* i : pointer to input bitstream */ + const int32_t bitstream_in_size, /* i : size of bitstream_in */ + float **pcm_out /* o : decoded samples */ +) +{ + int16_t badFrameIndicator; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Dec_Wrap_Handle is NULL\n" ); + } + if ( NULL == bitstream_in ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "bitstream_in is NULL\n" ); + } + if ( NULL == pcm_out ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "pcm_out is NULL\n" ); + } + badFrameIndicator = 0; + + return isar_LC3PLUS_DEC_Decode_or_Conceal_internal( handle, bitstream_in, bitstream_in_size, badFrameIndicator, pcm_out ); +} + + +/*------------------------------------------------------------------------- + * ISAR_LC3PLUS_DEC_Conceal() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_DEC_Conceal( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : LC3plus decoder handle */ + float **pcm_out /* o : concealed samples */ +) +{ + uint8_t bitstream_in[LC3PLUS_MAX_BYTES]; + int16_t badFrameIndicator; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Dec_Wrap_Handle is NULL\n" ); + } + + if ( NULL == pcm_out ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "pcm_out is NULL\n" ); + } + + /* LC3plus API requires a non-NULL bitstream pointer, even when triggering concealment */ + badFrameIndicator = 1; + + return isar_LC3PLUS_DEC_Decode_or_Conceal_internal( handle, bitstream_in, 0, badFrameIndicator, pcm_out ); +} +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/lib_isar/isar_lc3plus_dec.h b/lib_isar/isar_lc3plus_dec.h new file mode 100644 index 0000000000000000000000000000000000000000..2be6649b911a9737ff2f6e29041578a3b8e6bcf4 --- /dev/null +++ b/lib_isar/isar_lc3plus_dec.h @@ -0,0 +1,135 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_LC3PLUS_DEC_H +#define ISAR_LC3PLUS_DEC_H + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "lc3.h" +#include "ivas_error.h" +#include "ivas_cnst.h" +#include "isar_lc3plus_common.h" + + +typedef enum +{ +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + DEC_ACTION_DECODE_AND_DROP = 0, +#endif + DEC_ACTION_DECODE_AND_USE, +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + DEC_ACTION_SKIP, +#endif + DEC_ACTION_CACHE, + DEC_ACTION_NUM_ENUMS +} SelectiveDecAction; + + +typedef struct ISAR_LC3PLUS_DEC_SELECTIVE_DECODING_STATE +{ + /*! indicates that the decoder has skipped one or more frames. This means it must decode two frames to flush algorithmic delay when re-activated */ + int16_t has_skipped_a_frame; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /*! action to execute for the next frame */ + SelectiveDecAction frame_action; +#else + /*! if set to 1, decoder will skip decoding for the next frame */ + SelectiveDecAction *frame_actions; +#endif + /*! if set to 1, decoder will decode the cache before decoding any of current frames */ + int16_t shall_decode_cached_frame; +} ISAR_LC3PLUS_DEC_SELECTIVE_DECODING_STATE; + +typedef struct ISAR_LC3PLUS_DEC_BITSTREAM_CACHE +{ + uint8_t *bitstream_cache; + int32_t bitstream_cache_capacity; + int32_t bitstream_cache_size; +} ISAR_LC3PLUS_DEC_BITSTREAM_CACHE; + +/* decoder wrapper */ +typedef struct ISAR_LC3PLUS_DEC_HANDLE +{ + LC3PLUS_Dec **handles; + ISAR_LC3PLUS_DEC_SELECTIVE_DECODING_STATE **selective_decoding_states; + ISAR_LC3PLUS_DEC_BITSTREAM_CACHE **bitstream_caches; + uint32_t num_decs; + int16_t *pcm_conversion_buffer; + LC3PLUS_CONFIG config; +} * ISAR_LC3PLUS_DEC_HANDLE; + +ivas_error ISAR_LC3PLUS_DEC_Open( + const LC3PLUS_CONFIG config, /* i : decoder configuration */ + ISAR_LC3PLUS_DEC_HANDLE *handle /* o : decoder handle */ +); + +ivas_error ISAR_LC3PLUS_DEC_GetDelay( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : decoder handle */ + int32_t *delayInSamples /* o : algorithmic delay of encoding and decoding in number of samples per channel */ +); + +void ISAR_LC3PLUS_DEC_Close( + ISAR_LC3PLUS_DEC_HANDLE *handle /* i/o: pointer to decoder handle */ +); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*! Sets a matrix[MAX_PARAM_SPATIAL_SUBFRAMES][numLC3plusDecoders] where all require subframes must be flagged with 1, frames that are not required with 0 */ +ivas_error ISAR_LC3PLUS_DEC_SetSelectiveDecodingMatrix( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : decoder handle */ + int16_t *subframeChannelMatrix[MAX_PARAM_SPATIAL_SUBFRAMES] /* i : */ +); +#endif + +ivas_error ISAR_LC3PLUS_DEC_Decode( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : decoder handle */ + uint8_t *bitstream_in, /* i : pointer to input bitstream */ + const int32_t bitstream_in_size, /* i : size of bitstream_in */ + float **pcm_out /* o : decoded samples */ +); + +ivas_error ISAR_LC3PLUS_DEC_Conceal( + ISAR_LC3PLUS_DEC_HANDLE handle, /* i : decoder handle */ + float **pcm_out /* o : concealed samples */ +); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +ivas_error ISAR_LC3PLUS_DEC_AllocateSubframeDecodingMatrix( + int16_t ***subframeChannelMatrix, + const uint32_t num_decs ); + +void ISAR_LC3PLUS_DEC_FreeSubframeDecodingMatrix( int16_t **subframeChannelMatrix ); +#endif + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ +#endif /* ISAR_LC3PLUS_DEC_H */ diff --git a/lib_isar/isar_lc3plus_enc.c b/lib_isar/isar_lc3plus_enc.c new file mode 100644 index 0000000000000000000000000000000000000000..002741040c17b142d77d8199eb07cbf6c24ced84 --- /dev/null +++ b/lib_isar/isar_lc3plus_enc.c @@ -0,0 +1,686 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "isar_lc3plus_enc.h" +#include "isar_lc3plus_common.h" +#include "lc3.h" +#include "ivas_error_utils.h" +#include "prot.h" +#include "wmc_auto.h" +#include "options.h" + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +static const LC3PLUS_RTP_FDL s_fdl_request = LC3PLUS_RTP_FDL_NO_REQ_OR_NO_DATA; +#endif + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +static int32_t limit_per_channel_bitrate( LC3PLUS_CONFIG config, + int32_t per_channel_bitrate ) +{ + if ( config.high_res_mode_enabled ) + { + switch ( config.lc3plus_frame_duration_us ) + { + case 10000: + return min( per_channel_bitrate, 500000 ); + case 5000: + return min( per_channel_bitrate, 600000 ); + case 2500: + return min( per_channel_bitrate, 672000 ); + default: + assert( false && "unreachable" ); + } + } + + switch ( config.samplerate ) + { + case 48000: + case 32000: + return min( per_channel_bitrate, 320000 ); + case 24000: + return min( per_channel_bitrate, 314400 ); + case 16000: + return min( per_channel_bitrate, 221600 ); + case 8000: + return min( per_channel_bitrate, 114400 ); + default: + assert( false && "unreachable" ); + } + + assert( false && "unreachable" ); + return -1; +} +#endif + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-------------------------------------------------------------------* + * Function ISAR_LC3PLUS_ENC_Open() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_ENC_Open( + const LC3PLUS_CONFIG config, /* i : LC3plus encoder configuration */ + const uint32_t bitsPerSecond, /* i : bit rate */ + ISAR_LC3PLUS_ENC_HANDLE *handle /* o : encoder handle */ +) +{ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t num_lc3plus_media_times_per_ivas_frame; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t lc3plus_num_bytes_per_frame; +#endif + bool is_last_media_time, is_last_channel; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivas_error ivas_err; +#endif +#endif +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t bitsPerSecondPerChannel; +#endif + int32_t encoder_size; + LC3PLUS_Error err; + int32_t lfeChans[1]; + int16_t i; + + lfeChans[0] = 0; + + if ( 0U == config.channels ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Invalid number of channels\n" ); + } +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + bitsPerSecondPerChannel = bitsPerSecond / config.channels; +#endif +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( config.lc3plus_frame_duration_us != 2500 && config.lc3plus_frame_duration_us != 5000 && config.lc3plus_frame_duration_us != 10000 ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Invalid lc3plus_frame_duration_us\n" ); + } + if ( config.isar_frame_duration_us != 20000 && config.isar_frame_duration_us != 10000 && config.isar_frame_duration_us != 5000 ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Invalid isar_frame_duration_us\n" ); + } +#endif + encoder_size = lc3plus_enc_get_size( config.samplerate, 1 ); + if ( 0 == encoder_size ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "lc3plus_enc_get_size failed\n" ); + } + + if ( ( *handle = malloc( sizeof( struct ISAR_LC3PLUS_ENC_HANDLE ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *handle )->config = config; + ( *handle )->frame_type_descriptors = NULL; +#endif + + ( *handle )->pcm_conversion_buffer = NULL; + ( *handle )->num_encs = 0; + if ( ( ( *handle )->handles = malloc( config.channels * sizeof( ISAR_LC3PLUS_ENC_HANDLE ) ) ) == NULL ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus wrapper handle\n" ); + } + + for ( i = 0; i < config.channels; ++i ) + { + ( *handle )->handles[i] = NULL; + } + ( *handle )->num_encs = config.channels; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + num_lc3plus_media_times_per_ivas_frame = config.isar_frame_duration_us / config.lc3plus_frame_duration_us; + ( *handle )->fdl_request = s_fdl_request; + ( *handle )->num_ftds = config.channels * num_lc3plus_media_times_per_ivas_frame; + ( *handle )->frame_type_descriptors = malloc( ( *handle )->num_ftds * sizeof( LC3PLUS_RTP_FTD ) ); + if ( NULL == ( *handle )->frame_type_descriptors ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus frame_type_descriptors\n" ); + } +#endif + + for ( int32_t iCh = 0; iCh < config.channels; iCh++ ) + { + if ( ( ( *handle )->handles[iCh] = malloc( encoder_size ) ) == NULL ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus encoder\n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + err = lc3plus_enc_init( ( *handle )->handles[iCh], config.samplerate, 1, config.high_res_mode_enabled, lfeChans ); +#else + err = lc3plus_enc_init( ( *handle )->handles[iCh], config.samplerate, 1, 0, lfeChans ); +#endif + if ( err != LC3PLUS_OK ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_enc_init failed\n" ); + } + + err = lc3plus_enc_set_frame_dms( ( *handle )->handles[iCh], config.lc3plus_frame_duration_us / 100 ); + if ( err != LC3PLUS_OK ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_enc_set_frame_dms failed\n" ); + } +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + err = lc3plus_enc_set_bitrate( ( *handle )->handles[iCh], bitsPerSecondPerChannel ); + if ( err != LC3PLUS_OK ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_enc_set_bitrate failed\n" ); + } +#endif + } + + if ( config.isar_frame_duration_us < config.lc3plus_frame_duration_us || config.isar_frame_duration_us % config.lc3plus_frame_duration_us != 0 ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "Current pcm_conversion_buffer sizing requires that lc3plus uses a shorter or equal frame duration than ivas\n" ); + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *handle )->config = config; +#endif + ( *handle )->pcm_conversion_buffer = malloc( sizeof( int16_t ) * config.samplerate * config.lc3plus_frame_duration_us / 1000000 ); + if ( NULL == ( *handle )->pcm_conversion_buffer ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LC3plus encoder wrapper pcm_conversion_buffer\n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* update FDI fields */ + for ( int32_t iMediaTime = 0; iMediaTime < num_lc3plus_media_times_per_ivas_frame; ++iMediaTime ) + { + for ( uint32_t iEnc = 0; iEnc < ( *handle )->num_encs; ++iEnc ) + { + int32_t ftd_index = iEnc + iMediaTime * ( *handle )->num_encs; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *handle )->frame_type_descriptors[ftd_index].frame_data_length = 0; /* will be set to the correct value in IVAS_LC3PLUS_ENC_SetBitrate */ +#else + lc3plus_num_bytes_per_frame = lc3plus_enc_get_num_bytes( ( *handle )->handles[iEnc] ); + if ( lc3plus_num_bytes_per_frame <= 0 ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_INTERNAL, "lc3plus_enc_get_num_bytes reported invalid result failed\n" ); + } + ( *handle )->frame_type_descriptors[ftd_index].frame_data_length = lc3plus_num_bytes_per_frame; +#endif + if ( 0 != LC3PLUS_RTP_ftd_bwr_from_samplerate( &( *handle )->frame_type_descriptors[ftd_index].bwr, config.samplerate, config.high_res_mode_enabled ) ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_INTERNAL, "LC3PLUS_RTP_ftd_bwr_from_samplerate failed\n" ); + } + if ( 0 != LC3PLUS_RTP_ftd_fdi_from_frame_duration_us( &( *handle )->frame_type_descriptors[ftd_index].fdi, config.lc3plus_frame_duration_us ) ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return IVAS_ERROR( IVAS_ERR_INTERNAL, "LC3PLUS_RTP_ftd_fdi_from_frame_duration_us failed\n" ); + } + ( *handle )->frame_type_descriptors[ftd_index].h = LC3PLUS_RTP_FTD_H_PRIMARY; + ( *handle )->frame_type_descriptors[ftd_index].frame_data = NULL; + + /* The FTDs in the ToC are included in the following order: + * 1) First the FTD for the first channel of the first FDB (oldest frame) + * 2) Then the FTDs for the remaining channels for the first FDB in increasing CC order + * 3) Then the FTD for the first channel of the second FDB + * 4) Then the FTDs for the remaining channels for the second FDB + * 5) Etc. to the last FDB */ + is_last_media_time = num_lc3plus_media_times_per_ivas_frame - 1 == iMediaTime; + is_last_channel = ( *handle )->num_encs - 1 == iEnc; + if ( is_last_media_time && is_last_channel ) + { + ( *handle )->frame_type_descriptors[ftd_index].fc = LC3PLUS_RTP_FTD_FC_LAST_OVERALL; + } + else if ( !is_last_media_time && is_last_channel ) + { + ( *handle )->frame_type_descriptors[ftd_index].fc = LC3PLUS_RTP_FTD_FC_LAST_IN_MEDIATIME; + } + else + { + ( *handle )->frame_type_descriptors[ftd_index].fc = LC3PLUS_RTP_FTD_FC_SUBSEQUENT_CHANNEL; + } + } + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivas_err = IVAS_LC3PLUS_ENC_SetBitrate( *handle, bitsPerSecond ); + if ( ivas_err != IVAS_ERR_OK ) + { + ISAR_LC3PLUS_ENC_Close( handle ); + return ivas_err; + } +#endif +#endif + return IVAS_ERR_OK; +} + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*-------------------------------------------------------------------* + * Function IVAS_LC3PLUS_ENC_SetBitrate() + * + * + *-------------------------------------------------------------------*/ + +ivas_error IVAS_LC3PLUS_ENC_SetBitrate( + ISAR_LC3PLUS_ENC_HANDLE handle, /* o : LC3plus encoder handle */ + const uint32_t bitsPerSecond /* i : new target bit rate */ +) +{ + int32_t numLc3plusMediaTimesPerIvasFrame; + int32_t lc3plus_num_bytes_per_frame; + int32_t availableOctetsPerIsarFrame; + int32_t actualOctetsPerFrame; + LC3PLUS_Error err; + int32_t iFtd; + int32_t fdrLength; + int32_t lc3plusPacketRate; + int32_t numSubframes; + int32_t minPayloadOverhead; + int32_t targetLc3PlusBitratePerChannel; + int32_t targetLc3PlusOctetCount; + int32_t lc3plusFdlLength; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Enc_Wrap_Handle is NULL\n" ); + } + + availableOctetsPerIsarFrame = bitsPerSecond / ( 1000000 / handle->config.isar_frame_duration_us ) / 8; + lc3plusPacketRate = 1000 * 1000 / handle->config.lc3plus_frame_duration_us; + numLc3plusMediaTimesPerIvasFrame = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + numSubframes = numLc3plusMediaTimesPerIvasFrame * handle->config.channels; + + /* subtract minimum required payload bytes & calculate a first per-channel target bit rate */ + if ( LC3PLUS_RTP_frame_data_length_get_size( &fdrLength, s_fdl_request ) != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "LC3PLUS_RTP_frame_data_length_get_size failed\n" ); + } + minPayloadOverhead = fdrLength + ( numSubframes * LC3PLUS_RTP_FTD_MIN_SIZE ); + targetLc3PlusBitratePerChannel = ( availableOctetsPerIsarFrame - minPayloadOverhead ) / handle->config.channels * 8 * lc3plusPacketRate / numLc3plusMediaTimesPerIvasFrame; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( targetLc3PlusBitratePerChannel <= 0 ) + { + return IVAS_ERROR( IVAS_ERR_LC3PLUS_INVALID_BITRATE, "available LC3plus bitrate <= 0\n" ); + } +#endif + targetLc3PlusBitratePerChannel = limit_per_channel_bitrate( handle->config, targetLc3PlusBitratePerChannel ); + targetLc3PlusOctetCount = targetLc3PlusBitratePerChannel / 8 / lc3plusPacketRate; + /* check resulting octet count. If it requires larger than 1-byte length fields, decrease the bitrate by enough to make room for the additional length field */ + if ( LC3PLUS_RTP_frame_data_length_get_size( &lc3plusFdlLength, targetLc3PlusOctetCount ) != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "LC3PLUS_RTP_frame_data_length_get_size failed\n" ); + } + if ( lc3plusFdlLength != LC3PLUS_RTP_FDL_MIN_LENGTH ) + { + /* reduce bitrate to allow for the required fdl field */ + targetLc3PlusBitratePerChannel = ( targetLc3PlusOctetCount - ( lc3plusFdlLength - LC3PLUS_RTP_FDL_MIN_LENGTH ) ) / handle->config.channels * 8 * lc3plusPacketRate; + } + + for ( int32_t iCh = 0; iCh < handle->config.channels; iCh++ ) + { + err = lc3plus_enc_set_bitrate( handle->handles[iCh], targetLc3PlusBitratePerChannel ); + if ( err != LC3PLUS_OK ) + { + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_enc_set_bitrate failed\n" ); + } + } + + // update FTD settings after bitrate change + for ( int32_t iMediaTime = 0; iMediaTime < numLc3plusMediaTimesPerIvasFrame; ++iMediaTime ) + { + for ( uint32_t iEnc = 0; iEnc < handle->num_encs; ++iEnc ) + { + iFtd = iEnc + iMediaTime * handle->num_encs; + lc3plus_num_bytes_per_frame = lc3plus_enc_get_num_bytes( handle->handles[iEnc] ); + if ( lc3plus_num_bytes_per_frame <= 0 ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "lc3plus_enc_get_num_bytes reported invalid result failed\n" ); + } + handle->frame_type_descriptors[iFtd].frame_data_length = lc3plus_num_bytes_per_frame; + } + } + + // TODO: remove sanity checks? + if ( ISAR_LC3PLUS_ENC_GetOutputBitstreamSize( handle, &actualOctetsPerFrame ) != IVAS_ERR_OK ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "ISAR_LC3PLUS_ENC_GetOutputBitstreamSize failed\n" ); + } + if ( actualOctetsPerFrame > availableOctetsPerIsarFrame ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Bitrate reduction logic failed\n" ); + } + return IVAS_ERR_OK; +} +#endif + + +/*-------------------------------------------------------------------* + * Function ISAR_LC3PLUS_ENC_GetDelay() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_ENC_GetDelay( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + int32_t *delayInSamples /* o : encoder delay in number of samples per channel */ +) +{ + int32_t tmpDelayInSamples; + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Enc_Wrap_Handle is NULL\n" ); + } + if ( NULL == delayInSamples ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "delayInSamples is NULL\n" ); + } + + *delayInSamples = 0; + /* sanity check whether all encoders are actually configured identically */ + for ( uint32_t iEnc = 0; iEnc < handle->num_encs; iEnc++ ) + { + if ( NULL == handle->handles[iEnc] ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3plus encoder handle is NULL\n" ); + } + + tmpDelayInSamples = lc3plus_enc_get_delay( handle->handles[iEnc] ); + if ( 0 != *delayInSamples && tmpDelayInSamples != *delayInSamples ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Not all mono LC3plus encoders are configured identically\n" ); + } + *delayInSamples = tmpDelayInSamples; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * Function ISAR_LC3PLUS_ENC_GetOutputBitstreamSize() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_ENC_GetOutputBitstreamSize( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + int32_t *bsSize /* o : size of each bitstream frame in bytes */ +) +{ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + LC3PLUS_RTP_ERR rtp_err; + int32_t num_lc3plus_media_times_per_ivas_frame; + int32_t iMediaTime; + int32_t ftd_frame_data_length_size, lc3plus_frame_data_length; + int32_t ftd_index; +#else + int32_t bitstreamSizeMultiplier; +#endif + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Enc_Wrap_Handle is NULL\n" ); + } + if ( NULL == bsSize ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "bsSize is NULL\n" ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( 0 == handle->config.lc3plus_frame_duration_us ) + { + return IVAS_ERROR( IVAS_ERR_INIT_ERROR, "lc3plus_frame_duration_us is 0\n" ); + } + if ( handle->config.isar_frame_duration_us % handle->config.lc3plus_frame_duration_us != 0 ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "isar_frame_duration_us must be equal or multiple of lc3plus_frame_duration_us \n" ); + } + + num_lc3plus_media_times_per_ivas_frame = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; +#endif + *bsSize = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t fdl_request_length; + rtp_err = LC3PLUS_RTP_frame_data_length_get_size( &fdl_request_length, handle->fdl_request ); + if ( rtp_err != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "Invalid LC3plus frame_data_length request\n" ); + } + *bsSize += fdl_request_length; +#endif + for ( uint32_t iEnc = 0; iEnc < handle->num_encs; iEnc++ ) + { + if ( NULL == handle->handles[iEnc] ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3plus encoder handle is NULL\n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + lc3plus_frame_data_length = lc3plus_enc_get_num_bytes( handle->handles[iEnc] ); + for ( iMediaTime = 0; iMediaTime < num_lc3plus_media_times_per_ivas_frame; ++iMediaTime ) + { + ftd_index = iEnc + iMediaTime * handle->num_encs; + if ( lc3plus_frame_data_length != (int32_t) handle->frame_type_descriptors[ftd_index].frame_data_length ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "LC3plus FTD data not synchronised with encoder bitrate\n" ); + } + rtp_err = LC3PLUS_RTP_frame_data_length_get_size( &ftd_frame_data_length_size, handle->frame_type_descriptors[ftd_index].frame_data_length ); + if ( rtp_err != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_ERR_WRONG_PARAMS, "Invalid LC3plus frame_data_length\n" ); + } + *bsSize += LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL; + *bsSize += handle->frame_type_descriptors[ftd_index].frame_data_length; + *bsSize += ftd_frame_data_length_size; + } + } +#else + *bsSize += lc3plus_enc_get_num_bytes( handle->handles[iEnc] ); + } + + if ( handle->config.isar_frame_duration_us % handle->config.lc3plus_frame_duration_us != 0 ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "isar_frame_duration_us must be equal or multiple of lc3plus_frame_duration_us \n" ); + } + bitstreamSizeMultiplier = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + + *bsSize *= bitstreamSizeMultiplier; +#endif + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * Function ISAR_LC3PLUS_ENC_Close() + * + * + *-------------------------------------------------------------------*/ + +void ISAR_LC3PLUS_ENC_Close( + ISAR_LC3PLUS_ENC_HANDLE *handle /* i/o: pointer to LC3plus encoder handle */ +) +{ + if ( NULL == handle || NULL == *handle ) + { + return; + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( NULL != ( *handle )->frame_type_descriptors ) + { + free( ( *handle )->frame_type_descriptors ); + } +#endif + for ( uint32_t iEnc = 0; iEnc < ( *handle )->num_encs; iEnc++ ) + { + if ( NULL != ( *handle )->handles[iEnc] ) + { + lc3plus_free_encoder_structs( ( *handle )->handles[iEnc] ); + free( ( *handle )->handles[iEnc] ); + } + } + if ( NULL != ( *handle )->pcm_conversion_buffer ) + { + free( ( *handle )->pcm_conversion_buffer ); + } + + free( ( *handle )->handles ); + free( *handle ); + + *handle = NULL; + + return; +} + + +/*-------------------------------------------------------------------* + * Function ISAR_LC3PLUS_ENC_Encode() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_LC3PLUS_ENC_Encode( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + float **pcm_in, /* i : pointer input samples */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + void *bitstream_out, /* o : pointer to bitstream frame */ + const int32_t bitstream_out_size /* i : size of the bitstream_out buffer in bytes. Must be equal to ISAR_LC3PLUS_ENC_GetOutputBitstreamSize. */ +#else + void *bitstream_out /* o : pointer to bitstream frame */ +#endif +) +{ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t ftdIndex; + LC3PLUS_RTP_ERR rtpErr; + uint32_t num_media_times; +#else + uint32_t lc3framesPerIvasFrame; + uint8_t *bitstream_out_iter = bitstream_out; +#endif + uint32_t numSamplesPerLC3plusChannel; + int32_t ivasSampleIndex; + int32_t num_bytes = 0; + LC3PLUS_Error err; + + push_wmops( "ISAR_LC3PLUS_ENC_Encode" ); + + if ( NULL == handle ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "LC3PLUS_Enc_Wrap_Handle is NULL\n" ); + } + if ( NULL == pcm_in ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "pcm_in is NULL\n" ); + } + if ( NULL == bitstream_out ) + { + return IVAS_ERROR( IVAS_ERR_UNEXPECTED_NULL_POINTER, "bitstream_out is NULL\n" ); + } + + if ( handle->config.isar_frame_duration_us % handle->config.lc3plus_frame_duration_us != 0 ) + { + return IVAS_ERROR( IVAS_ERR_NOT_IMPLEMENTED, "isar_frame_duration_us must be equal or multiple of lc3plus_frame_duration_us \n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + num_media_times = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + numSamplesPerLC3plusChannel = handle->config.samplerate / ( 1000000 / handle->config.isar_frame_duration_us ) / num_media_times; + + size_t actual_size; + rtpErr = LC3PLUS_RTP_payload_serialize( bitstream_out, bitstream_out_size, &actual_size, s_fdl_request, handle->frame_type_descriptors, handle->num_ftds ); + if ( rtpErr != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return IVAS_ERROR( IVAS_LC3PLUS_LC3plusRtpErrToIvasErr( rtpErr ), "LC3PLUS_RTP_payload_serialize failed\n" ); + } +#else + lc3framesPerIvasFrame = handle->config.isar_frame_duration_us / handle->config.lc3plus_frame_duration_us; + + numSamplesPerLC3plusChannel = handle->config.samplerate / ( 1000000 / handle->config.isar_frame_duration_us ) / lc3framesPerIvasFrame; +#endif + for ( uint32_t iEnc = 0; iEnc < handle->num_encs; iEnc++ ) + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + for ( uint32_t iMediaTime = 0; iMediaTime < num_media_times; iMediaTime++ ) +#else + for ( uint32_t iLc3plusFrame = 0; iLc3plusFrame < lc3framesPerIvasFrame; iLc3plusFrame++ ) +#endif + { + for ( uint32_t iSampleInt16 = 0; iSampleInt16 < numSamplesPerLC3plusChannel; iSampleInt16++ ) + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivasSampleIndex = iSampleInt16 + iMediaTime * numSamplesPerLC3plusChannel; +#else + ivasSampleIndex = iSampleInt16 + iLc3plusFrame * numSamplesPerLC3plusChannel; +#endif + handle->pcm_conversion_buffer[iSampleInt16] = (int16_t) max( INT16_MIN, min( pcm_in[iEnc][ivasSampleIndex], INT16_MAX ) ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ftdIndex = iMediaTime * handle->num_encs + iEnc; +#endif + num_bytes = 0; + push_wmops( "lc3plus_enc16" ); +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + err = lc3plus_enc16( handle->handles[iEnc], &handle->pcm_conversion_buffer, handle->frame_type_descriptors[ftdIndex].frame_data, &num_bytes, NULL ); +#else + err = lc3plus_enc16( handle->handles[iEnc], &handle->pcm_conversion_buffer, bitstream_out_iter, &num_bytes, NULL ); +#endif + pop_wmops(); + if ( err != LC3PLUS_OK ) + { + return IVAS_ERROR( ISAR_LC3PLUS_LC3plusErrToIvasErr( err ), "lc3plus_enc16 failed\n" ); + } + if ( 0 == num_bytes ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "lc3plus_enc16 did not produce output\n" ); + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( num_bytes != (int32_t) handle->frame_type_descriptors[ftdIndex].frame_data_length ) + { + return IVAS_ERROR( IVAS_ERR_INTERNAL, "payload format and lc3plus enc bitrate are not aligned\n" ); + } +#else + + bitstream_out_iter += num_bytes; +#endif + } + } + + pop_wmops(); + + return IVAS_ERR_OK; +} +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/lib_isar/isar_lc3plus_enc.h b/lib_isar/isar_lc3plus_enc.h new file mode 100644 index 0000000000000000000000000000000000000000..6fda1cb21d934316c26ef5971626f49c9a32375f --- /dev/null +++ b/lib_isar/isar_lc3plus_enc.h @@ -0,0 +1,102 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_LC3PLUS_ENC_H +#define ISAR_LC3PLUS_ENC_H + +#include +#include "ivas_error.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "lc3.h" +#include "isar_lc3plus_common.h" +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +#include "isar_lc3plus_payload.h" +#endif + +/* encoder wrapper */ +typedef struct ISAR_LC3PLUS_ENC_HANDLE +{ + LC3PLUS_CONFIG config; + LC3PLUS_Enc **handles; + uint32_t num_encs; + int16_t *pcm_conversion_buffer; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + LC3PLUS_RTP_FTD *frame_type_descriptors; + int32_t num_ftds; + LC3PLUS_RTP_FDL fdl_request; +#endif +} * ISAR_LC3PLUS_ENC_HANDLE; + +ivas_error ISAR_LC3PLUS_ENC_Open( + const LC3PLUS_CONFIG config, /* i : encoder configuration */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const uint32_t initialBitsPerSecond, /* i : initial target bit rate */ +#else + const uint32_t bitsPerSecond, /* i : bit rate */ +#endif + ISAR_LC3PLUS_ENC_HANDLE *handle /* o : LC3plus encoder handle */ +); + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +ivas_error IVAS_LC3PLUS_ENC_SetBitrate( + ISAR_LC3PLUS_ENC_HANDLE handle, /* o : LC3plus encoder handle */ + const uint32_t bitsPerSecond /* i : new target bit rate */ +); +#endif + +ivas_error ISAR_LC3PLUS_ENC_GetDelay( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + int32_t *delayInSamples /* o : algorithmic delay of encoding and decoding in number of samples per channel */ +); + +ivas_error ISAR_LC3PLUS_ENC_GetOutputBitstreamSize( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + int32_t *bsSize /* o : size of next bitstream frame in bytes */ +); + +void ISAR_LC3PLUS_ENC_Close( + ISAR_LC3PLUS_ENC_HANDLE *handle /* i/o: pointer to LC3plus encoder handle */ +); + +ivas_error ISAR_LC3PLUS_ENC_Encode( + ISAR_LC3PLUS_ENC_HANDLE handle, /* i : LC3plus encoder handle */ + float **pcm_in, /* i : pointer input samples */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + void *bitstream_out, /* o : pointer to bitstream frame */ + const int32_t bitstream_out_size /* i : size of the bitstream_out buffer in bytes. Must be equal to ISAR_LC3PLUS_ENC_GetOutputBitstreamSize. */ +#else + void *bitstream_out /* o : pointer to bitstream frame */ +#endif +); +#endif + +#endif /* ISAR_LC3PLUS_ENC_H */ diff --git a/lib_isar/isar_lc3plus_payload.c b/lib_isar/isar_lc3plus_payload.c new file mode 100644 index 0000000000000000000000000000000000000000..fa47189caef9196c8e02dea0f79e031fbfc4e26b --- /dev/null +++ b/lib_isar/isar_lc3plus_payload.c @@ -0,0 +1,823 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include +#include +#include "isar_lc3plus_payload.h" +#include "options.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +static LC3PLUS_RTP_ERR s_frame_duration_ms_from_fdi( int32_t *frame_duration_us, const LC3PLUS_RTP_FTD_FDI fdi ) +{ + if ( NULL == frame_duration_us ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + switch ( fdi ) + { + case LC3PLUS_RTP_FTD_FDI_2500_US: + *frame_duration_us = 2500; + break; + case LC3PLUS_RTP_FTD_FDI_5000_US: + *frame_duration_us = 5000; + break; + case LC3PLUS_RTP_FTD_FDI_10000_US: + *frame_duration_us = 10000; + break; + case LC3PLUS_RTP_FTD_FDI_RESERVED: + default: + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static LC3PLUS_RTP_ERR s_sampling_rate_hz_from_bwr( int32_t *sample_rate_hz, const LC3PLUS_RTP_FTD_BWR bwr ) +{ + if ( NULL == sample_rate_hz ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + switch ( bwr ) + { + case LC3PLUS_RTP_FTD_BWR_NB: + *sample_rate_hz = 8000; + break; + case LC3PLUS_RTP_FTD_BWR_WB: + *sample_rate_hz = 16000; + break; + case LC3PLUS_RTP_FTD_BWR_SSWB: + *sample_rate_hz = 24000; + break; + case LC3PLUS_RTP_FTD_BWR_SWB: + *sample_rate_hz = 32000; + break; + case LC3PLUS_RTP_FTD_BWR_FBCD: + *sample_rate_hz = 44100; + break; + case LC3PLUS_RTP_FTD_BWR_FB: + *sample_rate_hz = 48000; + break; + case LC3PLUS_RTP_FTD_BWR_FBHR: + *sample_rate_hz = 48000; + break; + case LC3PLUS_RTP_FTD_BWR_UBHR: + *sample_rate_hz = 96000; + break; + default: + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static LC3PLUS_RTP_ERR s_high_resolution_flag_from_bwr( int16_t *high_resolution_flag, const LC3PLUS_RTP_FTD_BWR bwr ) +{ + if ( NULL == high_resolution_flag ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + switch ( bwr ) + { + case LC3PLUS_RTP_FTD_BWR_NB: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_WB: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_SSWB: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_SWB: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_FBCD: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_FB: + *high_resolution_flag = 0; + break; + case LC3PLUS_RTP_FTD_BWR_FBHR: + *high_resolution_flag = 1; + break; + case LC3PLUS_RTP_FTD_BWR_UBHR: + *high_resolution_flag = 1; + break; + default: + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +LC3PLUS_RTP_ERR LC3PLUS_RTP_frame_data_length_get_size( int32_t *length, const LC3PLUS_RTP_FDL frameDataLengthValue ) +{ + if ( frameDataLengthValue == LC3PLUS_RTP_FDL_NO_REQ_OR_NO_DATA || frameDataLengthValue == LC3PLUS_RTP_FDL_SPEECH_BAD || frameDataLengthValue == LC3PLUS_RTP_FDL_SPEECH_SID ) + { + *length = 1; + } + else if ( frameDataLengthValue >= LC3PLUS_RTP_FDL_LENGTH_1_MIN && frameDataLengthValue <= LC3PLUS_RTP_FDL_LENGTH_1_MAX ) + { + *length = 1; + } + else if ( frameDataLengthValue >= LC3PLUS_RTP_FDL_LENGTH_2_MIN && frameDataLengthValue <= LC3PLUS_RTP_FDL_LENGTH_2_MAX ) + { + *length = 2; + } + else if ( frameDataLengthValue >= LC3PLUS_RTP_FDL_LENGTH_3_MIN && frameDataLengthValue <= LC3PLUS_RTP_FDL_LENGTH_3_MAX ) + { + *length = 3; + } + else + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static LC3PLUS_RTP_ERR s_frame_data_length_pack( const LC3PLUS_RTP_FDL frameDataLengthValue, uint8_t *dst ) +{ + int32_t frame_data_length_size; + LC3PLUS_RTP_ERR err; + + if ( NULL == dst ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + + err = LC3PLUS_RTP_frame_data_length_get_size( &frame_data_length_size, frameDataLengthValue ); + if ( err != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return err; + } + if ( 1 == frame_data_length_size ) + { + *dst++ = frameDataLengthValue >> 0 & LC3PLUS_RTP_FDL_EXTENSION_VALUE; + } + else if ( 2 == frame_data_length_size ) + { + const int32_t frameDataLengthValueToWrite = frameDataLengthValue - LC3PLUS_RTP_FDL_EXTENSION_VALUE; + *dst++ = LC3PLUS_RTP_FDL_EXTENSION_VALUE; + *dst = frameDataLengthValueToWrite >> 0 & LC3PLUS_RTP_FDL_EXTENSION_VALUE; + } + else if ( 3 == frame_data_length_size ) + { + const int32_t frameDataLengthValueToWrite = frameDataLengthValue - ( 2 * LC3PLUS_RTP_FDL_EXTENSION_VALUE ); + *dst++ = LC3PLUS_RTP_FDL_EXTENSION_VALUE; + *dst++ = LC3PLUS_RTP_FDL_EXTENSION_VALUE; + *dst = frameDataLengthValueToWrite >> 0 & LC3PLUS_RTP_FDL_EXTENSION_VALUE; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static int32_t s_get_size_from_fdl( const LC3PLUS_RTP_FDL fdl ) +{ + if ( fdl >= LC3PLUS_RTP_FDL_LENGTH_1_MIN && fdl <= LC3PLUS_RTP_FDL_LENGTH_3_MAX ) + { + return fdl; + } + return 0; +} + +static bool s_fdl_is_magic_value( const LC3PLUS_RTP_FDL fdl ) +{ + if ( fdl == LC3PLUS_RTP_FDL_NO_REQ_OR_NO_DATA || fdl == LC3PLUS_RTP_FDL_SPEECH_SID || fdl == LC3PLUS_RTP_FDL_SPEECH_BAD ) + { + return true; + } + return false; +} + +static bool s_fdl_value_is_valid_request( const LC3PLUS_RTP_FDL fdl_request ) +{ + /* LC3PLUS_RTP_FDL_SPEECH_SID && LC3PLUS_RTP_FDL_SPEECH_SID are not valid values for the FDL request */ + if ( fdl_request == LC3PLUS_RTP_FDL_NO_REQ_OR_NO_DATA || ( fdl_request >= LC3PLUS_RTP_FDL_LENGTH_1_MIN && fdl_request <= LC3PLUS_RTP_FDL_LENGTH_3_MAX ) ) + { + return true; + } + return false; +} + +static LC3PLUS_RTP_ERR s_frame_data_length_parse( LC3PLUS_RTP_FDL *frame_data_length_value, const uint8_t *src, const size_t remaining_capacity ) +{ + int32_t frame_data_length_size; + LC3PLUS_RTP_ERR err; + if ( NULL == src || NULL == frame_data_length_value || remaining_capacity < 1 ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + + if ( remaining_capacity > 2 && LC3PLUS_RTP_FDL_EXTENSION_VALUE == *src && LC3PLUS_RTP_FDL_EXTENSION_VALUE == *( src + 1 ) ) + { + *frame_data_length_value = *( src + 2 ) + 2 * LC3PLUS_RTP_FDL_EXTENSION_VALUE; + } + else if ( remaining_capacity > 1 && LC3PLUS_RTP_FDL_EXTENSION_VALUE == *src ) + { + *frame_data_length_value = *( src + 1 ) + 1 * LC3PLUS_RTP_FDL_EXTENSION_VALUE; + } + else if ( remaining_capacity > 0 ) + { + *frame_data_length_value = *src << 0; + } + else + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + + /* sanity check */ + err = LC3PLUS_RTP_frame_data_length_get_size( &frame_data_length_size, *frame_data_length_value ); + if ( err != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return err; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static LC3PLUS_RTP_ERR s_parse_ftd( const uint8_t *p_read, LC3PLUS_RTP_FTD *receiver_ftd, int32_t *num_bytes_read, const size_t remaining_capacity ) +{ + int32_t frame_data_block_size; + LC3PLUS_RTP_FDL fdl; + LC3PLUS_RTP_ERR err; + if ( NULL == p_read || NULL == receiver_ftd || NULL == num_bytes_read || remaining_capacity < LC3PLUS_RTP_FTD_MIN_SIZE ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + + *num_bytes_read = 0; + receiver_ftd->fc = 0; + receiver_ftd->fdi = 0; + receiver_ftd->bwr = 0; + receiver_ftd->h = 0; + receiver_ftd->fc |= *p_read & LC3PLUS_RTP_FTD_FC_MASK; + receiver_ftd->fdi |= ( *p_read & LC3PLUS_RTP_FTD_FDI_MASK ); + receiver_ftd->bwr |= ( *p_read & LC3PLUS_RTP_FTD_BWR_MASK ); + receiver_ftd->h |= ( *p_read & LC3PLUS_RTP_FTD_H_MASK ); + p_read++; + *num_bytes_read = 1; + + err = s_frame_data_length_parse( &fdl, p_read, remaining_capacity - *num_bytes_read ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + frame_data_block_size = s_get_size_from_fdl( fdl ); + + receiver_ftd->frame_data_length = frame_data_block_size; + int32_t length_field_size; + err = LC3PLUS_RTP_frame_data_length_get_size( &length_field_size, receiver_ftd->frame_data_length ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + *num_bytes_read += length_field_size; + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +LC3PLUS_RTP_ERR LC3PLUS_RTP_payload_serialize( + uint8_t *serialized_buffer, + const size_t serialized_buffer_capacity, + size_t *packed_buffer_actual_size, + const LC3PLUS_RTP_FDL fdl_request, + LC3PLUS_RTP_FTD *sender_ftds, + const size_t sender_ftds_num ) +{ + LC3PLUS_RTP_ERR err; + uint8_t *p_write = serialized_buffer; + uint32_t i; + int32_t bytes_written = 0; + int32_t lc3plus_frame_size_sum; + uint8_t *p_frame_data; + int32_t fdl_request_length; + + if ( NULL == serialized_buffer || NULL == packed_buffer_actual_size || NULL == sender_ftds ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + + *packed_buffer_actual_size = 0; + err = LC3PLUS_RTP_frame_data_length_get_size( &fdl_request_length, fdl_request ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( !s_fdl_value_is_valid_request( fdl_request ) ) + { + return LC3PLUS_RTP_ERR_INVALID_FDL_REQUEST; + } + if ( (int32_t) serialized_buffer_capacity < bytes_written + fdl_request_length ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + err = s_frame_data_length_pack( fdl_request, p_write ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + bytes_written += fdl_request_length; + p_write += bytes_written; + + for ( i = 0; i < sender_ftds_num; ++i ) + { + /* only the last ftd may have the LC3PLUS_RTP_FTD_FC_LAST_OVERALL value */ + if ( sender_ftds[i].fc == LC3PLUS_RTP_FTD_FC_LAST_OVERALL && i != ( sender_ftds_num - 1 ) ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + /* the last ftd must have the LC3PLUS_RTP_FTD_FC_LAST_OVERALL value */ + if ( sender_ftds[i].fc != LC3PLUS_RTP_FTD_FC_LAST_OVERALL && i == ( sender_ftds_num - 1 ) ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + if ( (int32_t) serialized_buffer_capacity < bytes_written + LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + *p_write = 0x00; + *p_write |= LC3PLUS_RTP_FTD_FC_MASK & (uint8_t) sender_ftds[i].fc; + *p_write |= LC3PLUS_RTP_FTD_FDI_MASK & (uint8_t) sender_ftds[i].fdi; + *p_write |= LC3PLUS_RTP_FTD_BWR_MASK & (uint8_t) sender_ftds[i].bwr; + *p_write |= LC3PLUS_RTP_FTD_H_MASK & (uint8_t) sender_ftds[i].h; + p_write++; + bytes_written += LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL; + + int32_t fdl_length; + err = LC3PLUS_RTP_frame_data_length_get_size( &fdl_length, sender_ftds[i].frame_data_length ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( (int32_t) serialized_buffer_capacity < bytes_written + fdl_length ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + err = s_frame_data_length_pack( sender_ftds[i].frame_data_length, p_write ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + p_write += fdl_length; + bytes_written += fdl_length; + } + + lc3plus_frame_size_sum = 0; + p_frame_data = serialized_buffer + bytes_written; + for ( i = 0; i < sender_ftds_num; ++i ) + { + sender_ftds[i].frame_data = p_frame_data; + p_frame_data += sender_ftds[i].frame_data_length; + lc3plus_frame_size_sum += sender_ftds[i].frame_data_length; + } + *packed_buffer_actual_size = bytes_written + lc3plus_frame_size_sum; + assert( *packed_buffer_actual_size <= serialized_buffer_capacity ); + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +static LC3PLUS_RTP_ERR s_ftds_parse( + LC3PLUS_RTP_FTD *receiver_ftds, + const int32_t receiver_ftds_num_max, + int16_t *receiver_ftds_num, + uint8_t *serialized_buffer, + const size_t serialized_buffer_size ) +{ + int32_t diff; + uint8_t *p_read; + uint32_t ftds_offset_sum = 0; + int16_t i; + LC3PLUS_RTP_ERR error; + int32_t frame_offset_counter; + int32_t size; + + p_read = serialized_buffer; + if ( NULL == receiver_ftds || NULL == receiver_ftds_num || NULL == serialized_buffer ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + if ( 0 == serialized_buffer_size ) + { + return LC3PLUS_RTP_ERR_EMPTY_TOC; + } + if ( receiver_ftds_num_max <= 0 ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + { + int32_t num_bytes_read_sum = 0; + const int32_t min_num_bytes_per_ftd = 2; + int16_t receiver_ftds_index = 0; + bool another_ftd = true; + int32_t num_bytes_read_per_ftd; + + while ( another_ftd ) + { + if ( (int32_t) serialized_buffer_size < min_num_bytes_per_ftd ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + if ( num_bytes_read_sum >= (int32_t) serialized_buffer_size - min_num_bytes_per_ftd ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + num_bytes_read_per_ftd = 0; + error = s_parse_ftd( p_read, &receiver_ftds[receiver_ftds_index], &num_bytes_read_per_ftd, serialized_buffer_size - num_bytes_read_sum ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != error ) + { + return error; + } + p_read += num_bytes_read_per_ftd; + num_bytes_read_sum += num_bytes_read_per_ftd; + + if ( receiver_ftds[receiver_ftds_index].fc == LC3PLUS_RTP_FTD_FC_RESERVED ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM; + } + else if ( receiver_ftds[receiver_ftds_index].fc == LC3PLUS_RTP_FTD_FC_LAST_OVERALL ) + { + another_ftd = false; + } + + if ( another_ftd ) + { + if ( receiver_ftds_index >= receiver_ftds_num_max ) + { + return LC3PLUS_RTP_ERR_NOT_ENOUGH_FTDS_ALLOCATED; + } + ( receiver_ftds_index )++; + } + } + *receiver_ftds_num = receiver_ftds_index + 1; + } + + /* set frame-data pointers into serialized_buffer */ + for ( i = 0; i < *receiver_ftds_num; ++i ) + { + error = LC3PLUS_RTP_frame_data_length_get_size( &size, receiver_ftds[i].frame_data_length ); + if ( error != LC3PLUS_RTP_ERR_NO_ERROR ) + { + return error; + } + ftds_offset_sum += LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL + size; + } + + frame_offset_counter = 0; + for ( i = 0; i < *receiver_ftds_num; ++i ) + { + if ( s_fdl_is_magic_value( receiver_ftds[i].frame_data_length ) ) + { + receiver_ftds[i].frame_data = NULL; + } + else + { + receiver_ftds[i].frame_data = serialized_buffer + ftds_offset_sum + frame_offset_counter; + frame_offset_counter += receiver_ftds[i].frame_data_length; + } + } + + if ( ftds_offset_sum + frame_offset_counter != serialized_buffer_size ) + { + /* parsed content & size n bytes of input buffer do not line up */ + /* if the buffer capacity is larger and the remaining bytes are zero, we don't treat this as an error since it's due to the IVAS-Split rendering zero padding */ + diff = serialized_buffer_size - ( ftds_offset_sum + frame_offset_counter ); + if ( diff < 0 ) + { + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE; + } + /* verify that all bytes are zero */ + p_read += frame_offset_counter; + for ( i = 0; i < diff; ++i ) + { + if ( *p_read != 0 ) + { + /* non-zero byte in padding region */ + return LC3PLUS_RTP_ERR_NONZERO_PADDING_BYTES; + } + p_read++; + } + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +LC3PLUS_RTP_ERR LC3PLUS_RTP_payload_deserialize( + LC3PLUS_RTP_PAYLOAD *payload, + uint8_t *serialized_buffer, + const size_t serialized_buffer_size ) +{ + int32_t new_frame_duration_us; + int32_t new_sampling_rate_hz; + int16_t new_high_resolution_flag; + int16_t i = 0; + int16_t channel_id = 0; + int16_t media_time_id = 0; + const int16_t invalid_value = -1; + int16_t media_times_per_channel[LC3PLUS_RTP_PAYLOAD_MAX_NUM_CHANNELS]; + int16_t channels_per_media_time[LC3PLUS_RTP_PAYLOAD_MAX_NUM_MEDIA_TIMES]; + LC3PLUS_RTP_ERR err; + + if ( NULL == payload || NULL == serialized_buffer ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + if ( 0 == serialized_buffer_size ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + + for ( media_time_id = 0; media_time_id < LC3PLUS_RTP_PAYLOAD_MAX_NUM_MEDIA_TIMES; ++media_time_id ) + { + channels_per_media_time[media_time_id] = invalid_value; + } + media_time_id = 0; + for ( channel_id = 0; channel_id < LC3PLUS_RTP_PAYLOAD_MAX_NUM_CHANNELS; ++channel_id ) + { + media_times_per_channel[channel_id] = invalid_value; + } + channel_id = 0; + + err = s_frame_data_length_parse( &payload->fdl_request, serialized_buffer, serialized_buffer_size ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + int32_t fdl_request_length; + err = LC3PLUS_RTP_frame_data_length_get_size( &fdl_request_length, payload->fdl_request ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( !s_fdl_value_is_valid_request( payload->fdl_request ) ) + { + return LC3PLUS_RTP_ERR_INVALID_FDL_REQUEST; + } + + err = s_ftds_parse( payload->ftds, sizeof( payload->ftds ) / sizeof( LC3PLUS_RTP_FTD ), &payload->num_ftds, serialized_buffer + fdl_request_length, serialized_buffer_size - fdl_request_length ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( 0 == payload->num_ftds ) + { + return LC3PLUS_RTP_ERR_GENERIC_ERROR; + } + /* verify shared setting between all FTDs [samplerate, frame_duration, channel count] */ + + /* initialize on the first FTD, use this as reference */ + err = s_frame_duration_ms_from_fdi( &payload->frame_duration_us, payload->ftds[0].fdi ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + err = s_sampling_rate_hz_from_bwr( &payload->sampling_rate_hz, payload->ftds[0].bwr ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + err = s_high_resolution_flag_from_bwr( &payload->high_resolution_enabled, payload->ftds[0].bwr ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + payload->num_channels = 0; + payload->num_media_times = 0; + for ( i = 0; i < payload->num_ftds; ++i ) + { + if ( payload->ftds[i].h != LC3PLUS_RTP_FTD_H_PRIMARY ) + { + /* not implemented */ + return LC3PLUS_RTP_ERR_NOT_IMPLEMENTED; + } + + err = s_frame_duration_ms_from_fdi( &new_frame_duration_us, payload->ftds[i].fdi ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( payload->frame_duration_us != new_frame_duration_us ) + { + /* mixed frame durations not supported */ + return LC3PLUS_RTP_ERR_UNSUPPORTED_CONFIGURATION; + } + + err = s_sampling_rate_hz_from_bwr( &new_sampling_rate_hz, payload->ftds[i].bwr ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( payload->sampling_rate_hz != new_sampling_rate_hz ) + { + /* mixed sampling frequencies not supported */ + return LC3PLUS_RTP_ERR_UNSUPPORTED_CONFIGURATION; + } + + + err = s_high_resolution_flag_from_bwr( &new_high_resolution_flag, payload->ftds[i].bwr ); + if ( LC3PLUS_RTP_ERR_NO_ERROR != err ) + { + return err; + } + if ( payload->high_resolution_enabled != new_high_resolution_flag ) + { + /* mixed high resolution mode not supported */ + return LC3PLUS_RTP_ERR_UNSUPPORTED_CONFIGURATION; + } + + switch ( payload->ftds[i].fc ) + { + case LC3PLUS_RTP_FTD_FC_LAST_OVERALL: + channels_per_media_time[media_time_id]++; + media_times_per_channel[channel_id]++; + channel_id = 0; + media_time_id = 0; + break; + case LC3PLUS_RTP_FTD_FC_SUBSEQUENT_CHANNEL: + media_times_per_channel[channel_id]++; + channels_per_media_time[media_time_id]++; + channel_id++; + break; + case LC3PLUS_RTP_FTD_FC_LAST_IN_MEDIATIME: + media_times_per_channel[channel_id]++; + channels_per_media_time[media_time_id]++; + channel_id = 0; + media_time_id++; + break; + case LC3PLUS_RTP_FTD_FC_RESERVED: + default: + return LC3PLUS_RTP_ERR_INVALID_BITSTREAM; + } + } + + { + int32_t valid_num_media_times_per_channel; + int32_t iCh; + /* check whether all channels exist for each media time */ + if ( media_times_per_channel[0] == invalid_value ) + { + return LC3PLUS_RTP_ERR_NOT_IMPLEMENTED; + } + valid_num_media_times_per_channel = media_times_per_channel[0]; + for ( iCh = 0; iCh < LC3PLUS_RTP_PAYLOAD_MAX_NUM_CHANNELS; ++iCh ) + { + if ( media_times_per_channel[iCh] == invalid_value ) + { + break; + } + if ( valid_num_media_times_per_channel != media_times_per_channel[iCh] ) + { + return LC3PLUS_RTP_ERR_NOT_IMPLEMENTED; + } + } + } + { + /* whether all media times exist for each channel */ + int32_t iMediaTime; + int32_t valid_num_channels_per_media_time; + if ( channels_per_media_time[0] == invalid_value ) + { + return LC3PLUS_RTP_ERR_NOT_IMPLEMENTED; + } + valid_num_channels_per_media_time = channels_per_media_time[0]; + for ( iMediaTime = 0; iMediaTime < LC3PLUS_RTP_PAYLOAD_MAX_NUM_MEDIA_TIMES; ++iMediaTime ) + { + if ( channels_per_media_time[iMediaTime] == invalid_value ) + { + break; + } + if ( valid_num_channels_per_media_time != channels_per_media_time[iMediaTime] ) + { + return LC3PLUS_RTP_ERR_NOT_IMPLEMENTED; + } + } + } + + /* convert zero-index to count */ + payload->num_channels = channels_per_media_time[0] + 1; + payload->num_media_times = media_times_per_channel[0] + 1; + + /* verify that all media times have the same number of channels, partial packets are not supported */ + if ( payload->num_ftds != payload->num_channels * payload->num_media_times ) + { + return LC3PLUS_RTP_ERR_GENERIC_ERROR; + } + return LC3PLUS_RTP_ERR_NO_ERROR; +} + +LC3PLUS_RTP_ERR LC3PLUS_RTP_ftd_bwr_from_samplerate( LC3PLUS_RTP_FTD_BWR *bwr, const int32_t sampling_rate, const int32_t high_res_enabled ) +{ + if ( NULL == bwr ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + switch ( sampling_rate ) + { + case 8000: + if ( high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_NB; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 16000: + if ( high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_WB; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 24000: + if ( high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_SSWB; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 32000: + if ( high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_SWB; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 44100: + if ( high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_FBCD; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 48000: + if ( 0 == high_res_enabled ) + { + *bwr = LC3PLUS_RTP_FTD_BWR_FB; + return LC3PLUS_RTP_ERR_NO_ERROR; + } + else + { + *bwr = LC3PLUS_RTP_FTD_BWR_FBHR; + return LC3PLUS_RTP_ERR_NO_ERROR; + } + case 96000: + if ( 0 == high_res_enabled ) + { + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; + } + *bwr = LC3PLUS_RTP_FTD_BWR_UBHR; + return LC3PLUS_RTP_ERR_NO_ERROR; + default: + break; + } + + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; +} + +LC3PLUS_RTP_ERR LC3PLUS_RTP_ftd_fdi_from_frame_duration_us( LC3PLUS_RTP_FTD_FDI *fdi, const int32_t frame_duration_us ) +{ + if ( NULL == fdi ) + { + return LC3PLUS_RTP_ERR_NULL_PTR; + } + switch ( frame_duration_us ) + { + case 2500: + *fdi = LC3PLUS_RTP_FTD_FDI_2500_US; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 5000: + *fdi = LC3PLUS_RTP_FTD_FDI_5000_US; + return LC3PLUS_RTP_ERR_NO_ERROR; + case 10000: + *fdi = LC3PLUS_RTP_FTD_FDI_10000_US; + return LC3PLUS_RTP_ERR_NO_ERROR; + default: + break; + } + + return LC3PLUS_RTP_ERR_INVALID_PARAMETERS; +} + +#endif /* ISAR_BITSTREAM_UPDATE_LC3PLUS */ +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/lib_isar/isar_lc3plus_payload.h b/lib_isar/isar_lc3plus_payload.h new file mode 100644 index 0000000000000000000000000000000000000000..3af6757fadf93122ac7a5e8d1dde77a524acc0e1 --- /dev/null +++ b/lib_isar/isar_lc3plus_payload.h @@ -0,0 +1,216 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_LC3PLUS_PAYLOAD_H +#define ISAR_LC3PLUS_PAYLOAD_H + +#include +#include +#include "lc3.h" +#include "options.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + +/* Implementation of the "B.2.6 Table of contents" part of the RTP payload format + * for LC3plus as specified in ETSI TS 103 634. */ + +typedef enum LC3PLUS_RTP_ERR +{ + LC3PLUS_RTP_ERR_NO_ERROR, + LC3PLUS_RTP_ERR_NULL_PTR, + LC3PLUS_RTP_ERR_INVALID_PARAMETERS, + LC3PLUS_RTP_ERR_EMPTY_TOC, + LC3PLUS_RTP_ERR_NOT_IMPLEMENTED, + LC3PLUS_RTP_ERR_UNSUPPORTED_CONFIGURATION, + LC3PLUS_RTP_ERR_INVALID_BITSTREAM, + LC3PLUS_RTP_ERR_INVALID_BITSTREAM_SIZE, + LC3PLUS_RTP_ERR_NOT_ENOUGH_FTDS_ALLOCATED, + LC3PLUS_RTP_ERR_INVALID_FDL_REQUEST, + LC3PLUS_RTP_ERR_NONZERO_PADDING_BYTES, + LC3PLUS_RTP_ERR_GENERIC_ERROR +} LC3PLUS_RTP_ERR; + +/* + * The content of the FTD is shown in Figure B.6. + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * |FC |FDI| BWR |H| FDL1 | (FDL2) | (FDL3) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +/* FC (2 bits): + * Frame and Channel (FC) indicator for subsequent frame data (if available). The meaning of the FC + * indicator is shown in Table B.2. The FC value defines the media time stamp (in integer increments + * of TSI) and the channel counter (CC, starting from 1 for the first channel) for the subsequent + * FTD (if available). */ +typedef enum LC3PLUS_RTP_FTD_FC +{ + LC3PLUS_RTP_FTD_FC_LAST_OVERALL = 0x00, /* Last FDL in ToC, no FDL follows the current FDL */ + LC3PLUS_RTP_FTD_FC_SUBSEQUENT_CHANNEL = 0x01, /* The next FDL is for the next channel for the same media time */ + LC3PLUS_RTP_FTD_FC_LAST_IN_MEDIATIME = 0x02, /* The next FDL is for first channel for next media time, channel counter is reset */ + LC3PLUS_RTP_FTD_FC_RESERVED = 0x03, /* Reserved */ +} LC3PLUS_RTP_FTD_FC; +#define LC3PLUS_RTP_FTD_FC_MASK 0x03 + +/* FDI (2 bits): + * Frame Duration Index, with encoding as shown in Table B.3. The FDI shall be static for a given + * payload type during the session. The FDI also dictates the TSI, needed for deriving the media + * time in case of more than one frame in the payload. */ +typedef enum LC3PLUS_RTP_FTD_FDI +{ + LC3PLUS_RTP_FTD_FDI_2500_US = 0x00, + LC3PLUS_RTP_FTD_FDI_5000_US = 0x04, + LC3PLUS_RTP_FTD_FDI_10000_US = 0x08, + LC3PLUS_RTP_FTD_FDI_RESERVED = 0x0C, +} LC3PLUS_RTP_FTD_FDI; +#define LC3PLUS_RTP_FTD_FDI_MASK 0x0C +LC3PLUS_RTP_ERR LC3PLUS_RTP_ftd_fdi_from_frame_duration_us( LC3PLUS_RTP_FTD_FDI *fdi, const int32_t frame_duration_us ); + +/* BWR (3 bits): + * Bandwidth and resolution combination used by the codec is jointly encoded into a bandwidth and + * resolution (BWR) index. The BWR index is encoded as shown in Table B.4. The BWR encoding is + * defined in Table B.4. The BWR index shall be static for a given payload type during the session. */ +typedef enum LC3PLUS_RTP_FTD_BWR +{ + LC3PLUS_RTP_FTD_BWR_NB = 0x00, + LC3PLUS_RTP_FTD_BWR_WB = 0x10, + LC3PLUS_RTP_FTD_BWR_SSWB = 0x20, + LC3PLUS_RTP_FTD_BWR_SWB = 0x30, + LC3PLUS_RTP_FTD_BWR_FBCD = 0x40, + LC3PLUS_RTP_FTD_BWR_FB = 0x50, + LC3PLUS_RTP_FTD_BWR_FBHR = 0x60, + LC3PLUS_RTP_FTD_BWR_UBHR = 0x70, +} LC3PLUS_RTP_FTD_BWR; +#define LC3PLUS_RTP_FTD_BWR_MASK 0x70 +LC3PLUS_RTP_ERR LC3PLUS_RTP_ftd_bwr_from_samplerate( LC3PLUS_RTP_FTD_BWR *bwr, const int32_t sampling_rate, const int32_t high_res_enabled ); + +/* H (1 bit): + * Indicates whether the corresponding frame is a normal frame (primary encoding) or a helper frame + * (secondary encoding). 0 indicates a primary frame, 1 indicates secondary (redundant) frame */ +typedef enum LC3PLUS_RTP_FTD_H +{ + LC3PLUS_RTP_FTD_H_PRIMARY = 0x00, + LC3PLUS_RTP_FTD_H_SECONDARY = 0x80, +} LC3PLUS_RTP_FTD_H; +#define LC3PLUS_RTP_FTD_H_MASK 0x80 + +typedef enum LC3PLUS_RTP_FDL +{ + LC3PLUS_RTP_FDL_NO_REQ_OR_NO_DATA = 0, + LC3PLUS_RTP_FDL_SPEECH_BAD = 1, + LC3PLUS_RTP_FDL_SPEECH_SID = 2, + LC3PLUS_RTP_FDL_RESERVED_MIN = 3, + LC3PLUS_RTP_FDL_RESERVED_MAX = 19, + LC3PLUS_RTP_FDL_LENGTH_1_MIN = 20, + LC3PLUS_RTP_FDL_LENGTH_1_MAX = 254, + LC3PLUS_RTP_FDL_LENGTH_2_MIN = 255, + LC3PLUS_RTP_FDL_LENGTH_2_MAX = 509, + LC3PLUS_RTP_FDL_LENGTH_3_MIN = 510, + LC3PLUS_RTP_FDL_LENGTH_3_MAX = 765 +} LC3PLUS_RTP_FDL; +/* value used to indicate that the Frame Data Length (FDL) extends to the next byte */ +#define LC3PLUS_RTP_FDL_EXTENSION_VALUE 0xFF + +typedef struct LC3PLUS_RTP_FTD +{ + LC3PLUS_RTP_FTD_FC fc; + LC3PLUS_RTP_FTD_FDI fdi; + LC3PLUS_RTP_FTD_BWR bwr; + LC3PLUS_RTP_FTD_H h; + uint8_t *frame_data; + LC3PLUS_RTP_FDL frame_data_length; +} LC3PLUS_RTP_FTD; +#define LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL 1 +#define LC3PLUS_RTP_FDL_MIN_LENGTH 1 +#define LC3PLUS_RTP_FTD_MIN_SIZE ( LC3PLUS_RTP_FTD_LENGTH_EXCLUDING_FDL + LC3PLUS_RTP_FDL_MIN_LENGTH ) + +/*! Serialize the sender_ftds structs and fdl_request into a linear compact buffer + * @param[out] serialized_buffer pointer to the start of the memory location where the serialized buffer will be written to + * @param[in] serialized_buffer_capacity capacity of the serialized_buffer in bytes + * @param[out] packed_buffer_actual_size actually used size of in bytes of the packed_buffer (<=serialized_buffer_capacity) + * @param[in] fdl_request frame data length request + * @param[in,out] sender_ftds the function will overwrite the frame_data pointer with the correct memory location in + * the packed_buffer (so it can subsequently be used as input for the LC3plus encode call) + * @param[in] sender_ftds_num number of sender_ftds + * @return LC3PLUS_RTP_ERR_NO_ERROR in case of success */ +LC3PLUS_RTP_ERR LC3PLUS_RTP_payload_serialize( + uint8_t *serialized_buffer, + const size_t serialized_buffer_capacity, + size_t *packed_buffer_actual_size, + const LC3PLUS_RTP_FDL fdl_request, + LC3PLUS_RTP_FTD *sender_ftds, + const size_t sender_ftds_num ); + +/*! Get size of the frame data length field for a certain frame data length value in bytes. + * @param[out] length size of the frame data length field in bytes [1,2,3] + * @param[in] frameDataLengthValue frame data length value + * @return LC3PLUS_RTP_ERR_NO_ERROR in case of success */ +LC3PLUS_RTP_ERR LC3PLUS_RTP_frame_data_length_get_size( int32_t *length, const LC3PLUS_RTP_FDL frameDataLengthValue ); + +#define LC3PLUS_RTP_PAYLOAD_MAX_NUM_CHANNELS 16 +#define LC3PLUS_RTP_PAYLOAD_MAX_NUM_MEDIA_TIMES 8 /* max ivas frame duration/min lc3plus frame duration: 20000/2500 */ +#define LC3PLUS_RTP_PAYLOAD_MAX_NUM_FTDS LC3PLUS_RTP_PAYLOAD_MAX_NUM_CHANNELS *LC3PLUS_RTP_PAYLOAD_MAX_NUM_MEDIA_TIMES + +typedef struct LC3PLUS_RTP_PAYLOAD_CONFIG +{ + /* frame duration in us shared among all FTDs */ + int32_t frame_duration_us; + /* high resolution flag shared among all FTDs */ + int16_t high_resolution_enabled; + /* sampling frequency shared among all FTDs */ + int32_t sampling_rate_hz; + /* number of individual channels in the payload */ + int16_t num_channels; + /* number of individual media times in the payload */ + int16_t num_media_times; + /* frame data length request */ + LC3PLUS_RTP_FDL fdl_request; + /* FTD data with pointer to raw frame data */ + LC3PLUS_RTP_FTD ftds[LC3PLUS_RTP_PAYLOAD_MAX_NUM_FTDS]; + /* actual number of ftds */ + int16_t num_ftds; +} LC3PLUS_RTP_PAYLOAD; + +/*! Deserialized a serialized buffer into a LC3PLUS_RTP_PAYLOAD struct + * @param payload pointer to target LC3PLUS_RTP_PAYLOAD object. Note: frame_data pointers in the struct will point to the respective memory locations in the serialized_buffer. + * @param serialized_buffer pointer to the start of the serialized input buffer + * @param serialized_buffer_size size of the serialized input buffer in bytes + * @return LC3PLUS_RTP_ERR_NO_ERROR in case of success */ +LC3PLUS_RTP_ERR LC3PLUS_RTP_payload_deserialize( + LC3PLUS_RTP_PAYLOAD *payload, + uint8_t *serialized_buffer, + const size_t serialized_buffer_size ); + +#endif /* ISAR_BITSTREAM_UPDATE_LC3PLUS */ +#endif /* #ifdef SPLIT_REND_WITH_HEAD_ROT */ +#endif /* ISAR_LC3PLUS_PAYLOAD_H */ diff --git a/lib_isar/isar_lcld_decoder.c b/lib_isar/isar_lcld_decoder.c new file mode 100644 index 0000000000000000000000000000000000000000..47045ba595534d7fe0417473524363dee67a3658 --- /dev/null +++ b/lib_isar/isar_lcld_decoder.c @@ -0,0 +1,1711 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_lcld_prot.h" +#include "isar_rom_lcld_tables.h" +#include "prot.h" +#include +#include "isar_prot.h" +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------------------------* + * Local constants + *------------------------------------------------------------------------------------------*/ + +#define HUFF_READ_SIZE ( 4 ) + +/*------------------------------------------------------------------------------------------* + * Local structures + *------------------------------------------------------------------------------------------*/ + +typedef struct TableNode +{ + struct TableNode **ppoNextTable; + struct TableNode *poOrderedNext; + + int32_t *piCodeIndex; + int32_t *piDifference; + int32_t *piLength; +} TableNode; +typedef struct TableList +{ + TableNode *poOrderedTop; + TableNode *poOrderedBottom; + +} TableList; + +struct LCLD_DECODER +{ + int32_t iSampleRate; + int32_t iChannels; + int32_t iNumBlocks; + + int32_t iNumBands; + const int32_t *piBandwidths; + + int32_t iMSMode; + int32_t *piMSFlags; + TableList *ptable_list; + uint32_t ( *c_apauiHuffDecTable_RAM[2 * ALLOC_TABLE_SIZE] )[HUFF_DEC_TABLE_SIZE]; + uint32_t num_decode_table[2 * ALLOC_TABLE_SIZE]; + int32_t piMSPredCoefs[MAX_BANDS]; + int32_t piLRPhaseDiffs[MAX_BANDS]; + int32_t iCommonGrouping; + int32_t *piNumGroups; + int32_t **ppiGroupLengths; + + int32_t ***pppiRMSEnvelope; + int32_t ***pppiSMR; + int32_t ***pppiExcitation; + int32_t ***pppiAlloc; + + int32_t iAllocOffset; + int32_t iRealOnlyOut; + + int32_t ***pppiLCLDSignReal; + int32_t ***pppiLCLDSignImag; + int32_t ***pppiQLCLDReal; + int32_t ***pppiQLCLDImag; + + PredictionDecoder *psPredictionDecoder; + + + NoiseGen *psNoiseGen; +}; + +static void CreateDecodeTable( LCLDDecoder *psLCLDDecoder, const int32_t num, const uint16_t ( *ppuiEncTable )[2], const int32_t iSize, const int32_t iReadLength, uint32_t *iTables ); +static TableNode *CreateTableList( const int32_t iReadLength ); +static void DeleteTableList( TableList *ptable_list, int32_t iTables ); +static TableNode *GetNextTable( const int32_t iIndex, TableList *table_list, TableNode *poParent, const int32_t iReadLength, uint32_t *iTablesCreated ); +static void AddcodeTableList( TableList *ptable_list, const int32_t iLength, const int32_t iCode, const int32_t iCodeIndex, const int32_t iReadLength, uint32_t *iTables ); +static void CompleteTables( LCLDDecoder *psLCLDDecoder, const int32_t n, TableList *ptable_list, const int32_t iReadLength, const int32_t iTablesCreated ); + +static TableNode *CreateTableList( const int32_t iReadLength ) +{ + int32_t n; + int32_t iMaxTables; + TableNode *ptable_top; + iMaxTables = 1 << iReadLength; + ptable_top = (TableNode *) malloc( sizeof( TableNode ) ); + ptable_top->ppoNextTable = + (TableNode **) malloc( iMaxTables * sizeof( TableNode * ) ); + ptable_top->piCodeIndex = (int32_t *) malloc( iMaxTables * sizeof( int32_t ) ); + ptable_top->piDifference = (int32_t *) malloc( iMaxTables * sizeof( int32_t ) ); + ptable_top->piLength = (int32_t *) malloc( iMaxTables * sizeof( int32_t ) ); + for ( n = 0; n < iMaxTables; n++ ) + { + ptable_top->ppoNextTable[n] = NULL; + ptable_top->piCodeIndex[n] = 0xffff; + ptable_top->piDifference[n] = 0; + ptable_top->piLength[n] = 0; + } + + return ptable_top; +} +static void DeleteTableList( TableList *ptable_list, int32_t iTables ) +{ + + TableNode *node; + node = ptable_list->poOrderedTop; + + while ( ( iTables ) ) + { + + TableNode *node1 = node; + node = node1->poOrderedNext; + if ( node1->piCodeIndex != NULL ) + { + free( node1->piCodeIndex ); + } + if ( node1->piLength != NULL ) + { + free( node1->piLength ); + } + if ( node1->piDifference != NULL ) + { + free( node1->piDifference ); + } + if ( node1->ppoNextTable != NULL ) + { + free( node1->ppoNextTable ); + } + if ( node1 != NULL ) + { + free( node1 ); + } + iTables--; + } + if ( ptable_list != NULL ) + { + free( ptable_list ); + } +} +static TableNode *GetNextTable( const int32_t iIndex, TableList *table_list, TableNode *poParent, const int32_t iReadLength, uint32_t *iTablesCreated ) +{ + TableNode *poNextNode; + + if ( poParent->ppoNextTable[iIndex] == NULL ) + { + poNextNode = CreateTableList( iReadLength ); + poParent->ppoNextTable[iIndex] = poNextNode; + poParent->piDifference[iIndex] = *iTablesCreated; /* this is a link to the next table rather than the difference */ + table_list->poOrderedBottom->poOrderedNext = poNextNode; + table_list->poOrderedBottom = poNextNode; + + ( *iTablesCreated )++; + } + else + { + poNextNode = poParent->ppoNextTable[iIndex]; + } + + return poNextNode; +} +static void CompleteTables( LCLDDecoder *psLCLDDecoder, const int32_t n, TableList *ptable_list, const int32_t iReadLength, const int32_t iTablesCreated ) +{ + + int32_t iMaxTables; + int32_t j; + TableNode *poNode; + + iMaxTables = 1 << iReadLength; + psLCLDDecoder->c_apauiHuffDecTable_RAM[n] = + malloc( iTablesCreated * iMaxTables * sizeof( uint32_t ) ); + + poNode = ptable_list->poOrderedTop; + for ( j = 0; j < iTablesCreated; j++ ) + { + int32_t k; + if ( poNode != NULL ) + { + for ( k = 0; k < iMaxTables; k++ ) + { + uint32_t uiCode; + uiCode = poNode->piDifference[k]; + uiCode <<= 16; + uiCode |= poNode->piCodeIndex[k]; + psLCLDDecoder->c_apauiHuffDecTable_RAM[n][j][k] = uiCode; + } + } + poNode = poNode->poOrderedNext; + } +} +static void AddcodeTableList( TableList *ptable_list, const int32_t iLength, const int32_t iCode, const int32_t iCodeIndex, const int32_t iReadLength, uint32_t *iTables ) +{ + int32_t iDifference; + int32_t iMask; + int32_t iCurrentLength; + int32_t iIndex; + int32_t iCodeLow; + int32_t iCodeHigh; + + TableNode *poNode; + poNode = ptable_list->poOrderedTop; + iMask = ( 1 << iReadLength ) - 1; + iCurrentLength = iLength; + while ( iCurrentLength > iReadLength ) + { + iDifference = iCurrentLength - iReadLength; + iIndex = iCode >> iDifference; + iIndex &= iMask; + poNode = GetNextTable( iIndex, ptable_list, poNode, iReadLength, iTables ); + iCurrentLength -= iReadLength; + } + + iMask = ( 1 << iCurrentLength ) - 1; + iDifference = iReadLength - iCurrentLength; + iCodeLow = ( iCode & iMask ) << iDifference; + iMask = ( 1 << iDifference ) - 1; + iCodeHigh = iCodeLow | iMask; + for ( iIndex = iCodeLow; iIndex <= iCodeHigh; iIndex++ ) + { + poNode->piCodeIndex[iIndex] = iCodeIndex; + poNode->piDifference[iIndex] = iDifference; + poNode->piLength[iIndex] = iLength; + } +} + +static void CreateDecodeTable( LCLDDecoder *psLCLDDecoder, const int32_t num, const uint16_t ( *ppuiEncTable )[2], const int32_t iSize, const int32_t iReadLength, uint32_t *iTables ) +{ + int32_t n; + uint32_t **ppsort_enc_table; + TableList *ptable_list; + ptable_list = (TableList *) malloc( sizeof( TableList ) ); + + ppsort_enc_table = (uint32_t **) malloc( iSize * sizeof( int32_t * ) ); + for ( n = 0; n < iSize; n++ ) + { + + ppsort_enc_table[n] = (uint32_t *) malloc( 3 * sizeof( int32_t ) ); + ppsort_enc_table[n][0] = (uint32_t) ppuiEncTable[n][0]; + ppsort_enc_table[n][1] = (uint32_t) ppuiEncTable[n][1]; + ppsort_enc_table[n][2] = (uint32_t) n; + } + + for ( n = 0; n < iSize; n++ ) + { + uint32_t iMin; + int32_t iMinIndex; + int32_t k; + + iMin = ppsort_enc_table[n][0]; + iMinIndex = n; + for ( k = n; k < iSize; k++ ) + { + if ( ppsort_enc_table[k][0] < iMin ) + { + iMin = ppsort_enc_table[k][0]; + iMinIndex = k; + } + } + + if ( iMinIndex != n ) + { + uint32_t uiLength; + uint32_t uiCode; + uint32_t uiCodeIndex; + + uiLength = ppsort_enc_table[n][0]; + uiCode = ppsort_enc_table[n][1]; + uiCodeIndex = ppsort_enc_table[n][2]; + + ppsort_enc_table[n][0] = ppsort_enc_table[iMinIndex][0]; + ppsort_enc_table[n][1] = ppsort_enc_table[iMinIndex][1]; + ppsort_enc_table[n][2] = ppsort_enc_table[iMinIndex][2]; + + ppsort_enc_table[iMinIndex][0] = uiLength; + ppsort_enc_table[iMinIndex][1] = uiCode; + ppsort_enc_table[iMinIndex][2] = uiCodeIndex; + } + } + ptable_list->poOrderedTop = CreateTableList( iReadLength ); + ptable_list->poOrderedBottom = ptable_list->poOrderedTop; + for ( n = 0; n < iSize; n++ ) + { + int32_t iLength; + int32_t iCode; + int32_t iCodeIndex; + + iLength = ppsort_enc_table[n][0]; + iCode = ppsort_enc_table[n][1]; + iCodeIndex = ppsort_enc_table[n][2]; + AddcodeTableList( ptable_list, iLength, iCode, iCodeIndex, iReadLength, + iTables ); + } + + CompleteTables( psLCLDDecoder, num, ptable_list, iReadLength, *iTables ); + DeleteTableList( ptable_list, *iTables ); + for ( n = 0; n < iSize; n++ ) + { + free( ppsort_enc_table[n] ); + } + free( ppsort_enc_table ); +} + + +/*------------------------------------------------------------------------------------------* + * Function CreateLCLDDecoder() + * + * + *------------------------------------------------------------------------------------------*/ + +ivas_error CreateLCLDDecoder( + LCLDDecoder **psLCLDDecoder_out, + const int32_t iSampleRate, + const int32_t iChannels, + const int32_t iNumBlocks, + const int32_t iRealOnlyOut ) +{ + int32_t n; + int32_t read_length; + ivas_error error; + LCLDDecoder *psLCLDDecoder = NULL; + + assert( iSampleRate == 48000 ); + assert( iNumBlocks == 16 || iNumBlocks == 8 || iNumBlocks == 4 ); + if ( ( psLCLDDecoder = (LCLDDecoder *) malloc( sizeof( LCLDDecoder ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + psLCLDDecoder->iSampleRate = iSampleRate; + psLCLDDecoder->iChannels = iChannels; + psLCLDDecoder->iAllocOffset = 0; + psLCLDDecoder->iRealOnlyOut = iRealOnlyOut; + if ( iRealOnlyOut == 1 ) + { + psLCLDDecoder->iNumBlocks = iNumBlocks / 2; + } + else + { + psLCLDDecoder->iNumBlocks = iNumBlocks; + } + psLCLDDecoder->iNumBands = 0; /* read from bitstream*/ + psLCLDDecoder->piBandwidths = c_aiBandwidths48; + + psLCLDDecoder->iMSMode = 0; + if ( ( psLCLDDecoder->piMSFlags = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + for ( n = 0; n < MAX_BANDS; n++ ) + { + psLCLDDecoder->piLRPhaseDiffs[n] = 0; + psLCLDDecoder->piMSPredCoefs[n] = 0; + } + + psLCLDDecoder->iCommonGrouping = 1; /* Common grouping always on only impacts stereo */ + if ( ( psLCLDDecoder->piNumGroups = (int32_t *) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->ppiGroupLengths = (int32_t **) malloc( psLCLDDecoder->iChannels * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiRMSEnvelope = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiSMR = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiExcitation = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiAlloc = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDDecoder->pppiLCLDSignReal = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiLCLDSignImag = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDReal = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDImag = (int32_t ***) malloc( psLCLDDecoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + for ( n = 0; n < iChannels; n++ ) + { + int16_t k; + if ( ( psLCLDDecoder->ppiGroupLengths[n] = (int32_t *) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiRMSEnvelope[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiSMR[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiExcitation[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiAlloc[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDDecoder->pppiLCLDSignReal[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiLCLDSignImag[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDReal[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDImag[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + if ( ( psLCLDDecoder->pppiRMSEnvelope[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiSMR[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiExcitation[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiAlloc[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDDecoder->pppiLCLDSignReal[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiLCLDSignImag[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDReal[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( psLCLDDecoder->pppiQLCLDImag[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + } + } + + read_length = READ_LENGTH; + for ( n = 0; n < ALLOC_TABLE_SIZE * 2; n++ ) + { + psLCLDDecoder->num_decode_table[n] = 1; + if ( c_apauiHuffEncTabels[n] != NULL ) + { + + CreateDecodeTable( psLCLDDecoder, n, c_apauiHuffEncTabels[n], num_row_aauiLCLDHuff[n], read_length, &psLCLDDecoder->num_decode_table[n] ); + } + else + { + psLCLDDecoder->c_apauiHuffDecTable_RAM[n] = NULL; + } + } + + if ( ( error = CreatePredictionDecoder( &psLCLDDecoder->psPredictionDecoder, iChannels, psLCLDDecoder->iNumBlocks ) ) != IVAS_ERR_OK ) + { + return error; + } + psLCLDDecoder->psNoiseGen = NULL; /* CreateNoiseGen(); No noise fill for now*/ + *psLCLDDecoder_out = psLCLDDecoder; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------------------------* + * Function CreateLCLDDecoder() + * + * + *------------------------------------------------------------------------------------------*/ + +void DeleteLCLDDecoder( LCLDDecoder *psLCLDDecoder ) +{ + int32_t k, n; + + if ( psLCLDDecoder != NULL ) + { + if ( psLCLDDecoder->piMSFlags != NULL ) + { + free( psLCLDDecoder->piMSFlags ); + } + + if ( psLCLDDecoder->piNumGroups != NULL ) + { + free( psLCLDDecoder->piNumGroups ); + } + + if ( psLCLDDecoder->ppiGroupLengths != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + free( psLCLDDecoder->ppiGroupLengths[n] ); + } + free( psLCLDDecoder->ppiGroupLengths ); + } + + if ( psLCLDDecoder->pppiRMSEnvelope != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiRMSEnvelope[n][k] ); + } + free( psLCLDDecoder->pppiRMSEnvelope[n] ); + } + free( psLCLDDecoder->pppiRMSEnvelope ); + } + + if ( psLCLDDecoder->pppiSMR != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiSMR[n][k] ); + } + free( psLCLDDecoder->pppiSMR[n] ); + } + free( psLCLDDecoder->pppiSMR ); + } + + if ( psLCLDDecoder->pppiExcitation != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiExcitation[n][k] ); + } + free( psLCLDDecoder->pppiExcitation[n] ); + } + free( psLCLDDecoder->pppiExcitation ); + } + + + if ( psLCLDDecoder->pppiAlloc != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiAlloc[n][k] ); + } + free( psLCLDDecoder->pppiAlloc[n] ); + } + free( psLCLDDecoder->pppiAlloc ); + } + + if ( psLCLDDecoder->pppiLCLDSignReal != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiLCLDSignReal[n][k] ); + } + free( psLCLDDecoder->pppiLCLDSignReal[n] ); + } + free( psLCLDDecoder->pppiLCLDSignReal ); + } + + if ( psLCLDDecoder->pppiLCLDSignImag != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiLCLDSignImag[n][k] ); + } + free( psLCLDDecoder->pppiLCLDSignImag[n] ); + } + free( psLCLDDecoder->pppiLCLDSignImag ); + } + + if ( psLCLDDecoder->pppiQLCLDReal != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiQLCLDReal[n][k] ); + } + free( psLCLDDecoder->pppiQLCLDReal[n] ); + } + free( psLCLDDecoder->pppiQLCLDReal ); + } + + if ( psLCLDDecoder->pppiQLCLDImag != NULL ) + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDDecoder->pppiQLCLDImag[n][k] ); + } + free( psLCLDDecoder->pppiQLCLDImag[n] ); + } + free( psLCLDDecoder->pppiQLCLDImag ); + } + + for ( n = 0; n < ALLOC_TABLE_SIZE * 2; n++ ) + { + if ( psLCLDDecoder->num_decode_table[n] > 1 ) + { + + if ( psLCLDDecoder->c_apauiHuffDecTable_RAM[n] != NULL ) + { + free( psLCLDDecoder->c_apauiHuffDecTable_RAM[n] ); + } + } + } + + if ( psLCLDDecoder->psPredictionDecoder != NULL ) + { + DeletePredictionDecoder( psLCLDDecoder->psPredictionDecoder ); + psLCLDDecoder->psPredictionDecoder = NULL; + } + + if ( psLCLDDecoder->psNoiseGen != NULL ) + { + DeleteNoiseGen( psLCLDDecoder->psNoiseGen ); + } + + free( psLCLDDecoder ); + } +} + +/*------------------------------------------------------------------------------------------* + * Local function declarations + * + * + *------------------------------------------------------------------------------------------*/ + +static void ApplyRMSEnvelope( const int32_t iNumBands, const int32_t *piBandwidths, const int32_t iNumGroups, const int32_t *piGroupLengths, int32_t **ppiRMSEnvelope, float **ppfReal, float **ppfImag ); + +static void ReplaceSign( const int32_t iNumBlocks, const int32_t iNumLCLDBands, int32_t **ppiSignReal, int32_t **ppiSignImag, float **ppfReal, float **ppfImag, const int32_t *piBandwidths ); + +static void InvQuantizeSpectrum( const int32_t iNumGroups, const int32_t *piGroupLengths, const int32_t iNumBands, const int32_t *piBandwidths, int32_t **ppiAlloc, int32_t **ppiQReal, int32_t **ppiQImag, float **ppfReal, float **ppfImag, NoiseGen *psNoiseGen ); + +static void InvMSCoding( const int32_t iNumBlocks, const int32_t iNumBands, const int32_t *piBandwidths, const int32_t iMSMode, const int32_t *piMSFlags, const int32_t *piLRPhaseDiffs, const int32_t *piMSPredCoefs, float ***pppfReal, float ***pppfImag ); + +static int32_t ReadHeaderInformation( int32_t *piNumBands, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ReadMSInformation( const int32_t iNumBands, int32_t *piMSMode, int32_t *piMSFlags, int32_t *piLRPhaseDiffs, int32_t *piMSPredCoefs, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ReadGroupInformation( const int32_t iChannels, const int32_t iNumBlocks, int32_t *piCommonGrouping, int32_t *piNumGroups, int32_t **ppiGroupLengths, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ReadHuff( const uint32_t ( *pauiHuffDecTable )[HUFF_DEC_TABLE_SIZE], int32_t *piSymbol, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ReadRMSEnvelope( const int32_t iChannels, const int32_t *piNumGroups, const int32_t iNumBands, int32_t ***pppiRMSEnvelope, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ReadAllocInformation( int32_t *piAllocOffset, ISAR_SPLIT_REND_BITS_HANDLE pBits ); +static int32_t +ReadLCLDData( const int32_t *piNumGroups, int32_t **ppiGroupLengths, const int32_t iNumBands, const int32_t iNumChannels, int32_t **ppiDecodingUnresolved, int32_t **ppiPredEnable, const int32_t iNumSubSets, const int32_t iSubSetId, int32_t ***pppiAlloc, int32_t ***pppiSignReal, int32_t ***pppiSignImag, int32_t ***pppiQReal, int32_t ***pppiQImag, int32_t **ppiDecodingFailed, ISAR_SPLIT_REND_BITS_HANDLE pBits, uint32_t ( *c_apauiHuffDecTables[2 * ALLOC_TABLE_SIZE] )[HUFF_DEC_TABLE_SIZE] ); +static void ComputeAllocation( const int32_t iChannels, const int32_t *piNumGroups, const int32_t iNumBands, int32_t ***pppiSMR, const int32_t iAllocOffset, int32_t ***pppiAlloc ); + +void SetDecodingUnresolved( LCLDDecoder *psLCLDDecoder ) +{ + int32_t n, ch; + PredictionDecoder *psPredictionDecoder = psLCLDDecoder->psPredictionDecoder; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + psPredictionDecoder->ppiDecodingUnresolved[ch][n] = 1; + psPredictionDecoder->ppiDecodingFailed[ch][n] = 1; + psPredictionDecoder->ppiDecodingFailedPrev[ch][n] = 1; + } + } +} + +int32_t AnyDecodingFailedPrev( LCLDDecoder *psLCLDDecoder ) +{ + int32_t n, ch; + PredictionDecoder *psPredictionDecoder = psLCLDDecoder->psPredictionDecoder; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + if ( psPredictionDecoder->ppiDecodingFailedPrev[ch][n] == 1 ) + { + return 1; + } + } + } + return 0; +} + +int32_t AnyDecodingFailed( LCLDDecoder *psLCLDDecoder ) +{ + int32_t n, ch; + PredictionDecoder *psPredictionDecoder = psLCLDDecoder->psPredictionDecoder; + for ( ch = 0; ch < psPredictionDecoder->iChannels; ch++ ) + { + for ( n = 0; n < psPredictionDecoder->iNumSubSets; n++ ) + { + if ( psPredictionDecoder->ppiDecodingFailed[ch][n] == 1 ) + { + return 1; + } + } + } + return 0; +} + +int32_t **GetDecodingFailedStatus( LCLDDecoder *psLCLDDecoder ) +{ + return psLCLDDecoder->psPredictionDecoder->ppiDecodingFailed; +} + +int16_t GetNumSubSets( LCLDDecoder *psLCLDDecoder ) +{ + return (int16_t) psLCLDDecoder->psPredictionDecoder->iNumSubSets; +} + +int32_t **GetDecodingFailedPrevStatus( LCLDDecoder *psLCLDDecoder ) +{ + return psLCLDDecoder->psPredictionDecoder->ppiDecodingFailedPrev; +} + +static void UnpackReal( + const int32_t iChannels, + const int32_t iNumBlocks, + float ***pppfReal, + float ***pppfImag ) +{ + int32_t ch, b, n; + for ( ch = 0; ch < iChannels; ch++ ) + { + for ( b = 0; b < LCLD_BANDS; b++ ) + { + int32_t iRealBlock = iNumBlocks - 1; + for ( n = iNumBlocks / 2 - 1; n >= 0; n-- ) + { + pppfReal[ch][iRealBlock][b] = pppfImag[ch][n][b] * 2.0f; + pppfReal[ch][iRealBlock - 1][b] = pppfReal[ch][n][b] * 2.0f; + pppfImag[ch][iRealBlock][b] = 0.0f; + pppfImag[ch][iRealBlock - 1][b] = 0.0f; + iRealBlock -= 2; + } + } + } +} + +/*------------------------------------------------------------------------------------------* + * Function DecodeLCLDFrame() + * + * + *------------------------------------------------------------------------------------------*/ + +int32_t DecodeLCLDFrame( + LCLDDecoder *psLCLDDecoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + float ***pppfLCLDReal, + float ***pppfLCLDImag ) +{ + int32_t k, n; + + ReadHeaderInformation( &psLCLDDecoder->iNumBands, pBits ); + + if ( psLCLDDecoder->iChannels == 2 ) + { + ReadMSInformation( psLCLDDecoder->iNumBands, &psLCLDDecoder->iMSMode, psLCLDDecoder->piMSFlags, psLCLDDecoder->piLRPhaseDiffs, psLCLDDecoder->piMSPredCoefs, pBits ); + } + + ReadPredictors( psLCLDDecoder->psPredictionDecoder, pBits ); + UpdateDecodingUnresolved( psLCLDDecoder->psPredictionDecoder ); + UpdateDecodingFailedStatus( psLCLDDecoder->psPredictionDecoder ); + + ReadGroupInformation( psLCLDDecoder->iChannels, psLCLDDecoder->iNumBlocks, &psLCLDDecoder->iCommonGrouping, psLCLDDecoder->piNumGroups, psLCLDDecoder->ppiGroupLengths, pBits ); + + ReadRMSEnvelope( psLCLDDecoder->iChannels, (const int32_t *) psLCLDDecoder->piNumGroups, psLCLDDecoder->iNumBands, psLCLDDecoder->pppiRMSEnvelope, pBits ); + + + ReadAllocInformation( &psLCLDDecoder->iAllocOffset, pBits ); + + if ( psLCLDDecoder->iChannels == 2 && psLCLDDecoder->iCommonGrouping == 1 ) + { /* MS Mode? */ + for ( k = 0; k < psLCLDDecoder->piNumGroups[0]; k++ ) + { + PerceptualModelStereo( psLCLDDecoder->iNumBands, psLCLDDecoder->piMSFlags, + psLCLDDecoder->pppiRMSEnvelope[0][k], + psLCLDDecoder->pppiRMSEnvelope[1][k], + psLCLDDecoder->pppiExcitation[0][k], + psLCLDDecoder->pppiExcitation[1][k], + psLCLDDecoder->pppiSMR[0][k], + psLCLDDecoder->pppiSMR[1][k] ); + } + } + else + { + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { /* This will be updated to support multiple sample rates*/ + for ( k = 0; k < psLCLDDecoder->piNumGroups[n]; k++ ) + { + PerceptualModel( psLCLDDecoder->iNumBands, psLCLDDecoder->pppiRMSEnvelope[n][k], psLCLDDecoder->pppiExcitation[n][k], psLCLDDecoder->pppiSMR[n][k] ); + } + } + } + + ComputeAllocation( psLCLDDecoder->iChannels, (const int32_t *) psLCLDDecoder->piNumGroups, psLCLDDecoder->iNumBands, psLCLDDecoder->pppiSMR, psLCLDDecoder->iAllocOffset, psLCLDDecoder->pppiAlloc ); + + ReadLCLDData( + psLCLDDecoder->piNumGroups, + psLCLDDecoder->ppiGroupLengths, + psLCLDDecoder->iNumBands, + psLCLDDecoder->iChannels, + psLCLDDecoder->psPredictionDecoder->ppiDecodingUnresolved, + psLCLDDecoder->psPredictionDecoder->ppiPredBandEnable, + psLCLDDecoder->psPredictionDecoder->iNumSubSets, + psLCLDDecoder->psPredictionDecoder->iSubSetId, + psLCLDDecoder->pppiAlloc, + psLCLDDecoder->pppiLCLDSignReal, + psLCLDDecoder->pppiLCLDSignImag, + psLCLDDecoder->pppiQLCLDReal, + psLCLDDecoder->pppiQLCLDImag, + psLCLDDecoder->psPredictionDecoder->ppiDecodingFailed, + pBits, + psLCLDDecoder->c_apauiHuffDecTable_RAM ); + + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + InvQuantizeSpectrum( psLCLDDecoder->piNumGroups[n], + (const int32_t *) psLCLDDecoder->ppiGroupLengths[n], + psLCLDDecoder->iNumBands, psLCLDDecoder->piBandwidths, + psLCLDDecoder->pppiAlloc[n], + psLCLDDecoder->pppiQLCLDReal[n], + psLCLDDecoder->pppiQLCLDImag[n], + pppfLCLDReal[n], pppfLCLDImag[n], + psLCLDDecoder->psNoiseGen ); + + ReplaceSign( psLCLDDecoder->iNumBlocks, psLCLDDecoder->iNumBands, + psLCLDDecoder->pppiLCLDSignReal[n], + psLCLDDecoder->pppiLCLDSignImag[n], + pppfLCLDReal[n], pppfLCLDImag[n], psLCLDDecoder->piBandwidths ); + } +#ifdef DEBUG_WRITE_PREDICTORS + { + static FILE *fid; + if ( !fid ) + fid = fopen( "pred_dec.txt", "wt" ); + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + int16_t b; + for ( b = 0; b < 60; b++ ) + fprintf( fid, "%.5f ", (float) psLCLDDecoder->psPredictionDecoder->ppiPredBandEnable[n][b] * psLCLDDecoder->psPredictionDecoder->ppfA1Imag[n][b] ); + } + fprintf( fid, "%d %d\n", psLCLDDecoder->psPredictionDecoder->iSubSetId, psLCLDDecoder->psPredictionDecoder->piPredChanEnable[n] ); + } +#endif + + ApplyInversePredictors( psLCLDDecoder->psPredictionDecoder, pppfLCLDReal, pppfLCLDImag ); + + for ( n = 0; n < psLCLDDecoder->iChannels; n++ ) + { + ApplyRMSEnvelope( psLCLDDecoder->iNumBands, psLCLDDecoder->piBandwidths, + psLCLDDecoder->piNumGroups[n], + (const int32_t *) psLCLDDecoder->ppiGroupLengths[n], + psLCLDDecoder->pppiRMSEnvelope[n], + pppfLCLDReal[n], pppfLCLDImag[n] ); + } + + if ( psLCLDDecoder->iChannels == 2 && psLCLDDecoder->iMSMode > 0 ) + { + InvMSCoding( psLCLDDecoder->iNumBlocks, psLCLDDecoder->iNumBands, + psLCLDDecoder->piBandwidths, psLCLDDecoder->iMSMode, + (const int32_t *) psLCLDDecoder->piMSFlags, + (const int32_t *) psLCLDDecoder->piLRPhaseDiffs, + (const int32_t *) psLCLDDecoder->piMSPredCoefs, + pppfLCLDReal, pppfLCLDImag ); + } + + if ( psLCLDDecoder->iRealOnlyOut == 1 ) + { + UnpackReal( psLCLDDecoder->iChannels, + psLCLDDecoder->iNumBlocks * 2, + pppfLCLDReal, + pppfLCLDImag ); + } + + return AnyDecodingUnresolved( psLCLDDecoder->psPredictionDecoder ); +} + + +/*------------------------------------------------------------------------------------------* + * Local functions + * + * + *------------------------------------------------------------------------------------------*/ + +static void ApplyRMSEnvelope( + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t iNumGroups, + const int32_t *piGroupLengths, + int32_t **ppiRMSEnvelope, + float **ppfReal, + float **ppfImag ) +{ + int32_t b, k, n; + int32_t iBlockOffset, iFBOffset; + + iBlockOffset = 0; + for ( n = 0; n < iNumGroups; n++ ) + { + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t m; + int32_t iRMSEnv; + float fGain; + + iRMSEnv = ppiRMSEnvelope[n][b]; + fGain = + c_afRMSEnvReconstructTable[ENV_RECONSTRUCT_TABLE_CENTER + iRMSEnv]; + for ( m = 0; m < piBandwidths[b]; m++ ) + { + ppfReal[iBlockOffset][iFBOffset] *= fGain; + ppfImag[iBlockOffset][iFBOffset] *= fGain; + iFBOffset++; + } + } + iBlockOffset++; + } + } + + return; +} + +static void ReplaceSign( + const int32_t iNumBlocks, + const int32_t iNumLCLDBands, + int32_t **ppiSignReal, + int32_t **ppiSignImag, + float **ppfReal, + float **ppfImag, + const int32_t *piBandwidths ) +{ + int32_t b, n; + int32_t m, idx; + + for ( n = 0; n < iNumBlocks; n++ ) + { + idx = 0; + for ( b = 0; b < iNumLCLDBands; b++ ) + { + for ( m = 0; m < piBandwidths[b]; m++ ) + { + if ( ppiSignReal[n][idx] == 1 ) + { + ppfReal[n][idx] = -ppfReal[n][idx]; + } + + if ( ppiSignImag[n][idx] == 1 ) + { + ppfImag[n][idx] = -ppfImag[n][idx]; + } + idx++; + } + } + } + + return; +} + + +static void InvQuantizeSpectrum( + const int32_t iNumGroups, + const int32_t *piGroupLengths, + const int32_t iNumBands, + const int32_t *piBandwidths, + int32_t **ppiAlloc, + int32_t **ppiQReal, + int32_t **ppiQImag, + float **ppfReal, + float **ppfImag, + NoiseGen *psNoiseGen /* Pass in NULL to switch off noise gen */ +) +{ + int32_t b, k, n; + int32_t iBlockOffest, iFBOffset; + + iBlockOffest = 0; + for ( n = 0; n < iNumGroups; n++ ) + { + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t m; + int32_t iAlloc; + float fInvSCFGain; + + iAlloc = ppiAlloc[n][b]; + fInvSCFGain = c_afInvScaleFactor[iAlloc]; + + if ( iAlloc > 0 ) + { + for ( m = 0; m < piBandwidths[b]; m++ ) + { + int32_t iQuantValue; + + iQuantValue = ppiQReal[iBlockOffest][iFBOffset]; + ppfReal[iBlockOffest][iFBOffset] = (float) iQuantValue * fInvSCFGain; + + iQuantValue = ppiQImag[iBlockOffest][iFBOffset]; + ppfImag[iBlockOffest][iFBOffset] = (float) iQuantValue * fInvSCFGain; + + iFBOffset++; + } + } + else if ( psNoiseGen != NULL ) + { + for ( m = 0; m < piBandwidths[b]; m++ ) + { + ppfReal[iBlockOffest][iFBOffset] = 0.7f * GetNoise( psNoiseGen ); + ppfImag[iBlockOffest][iFBOffset] = 0.7f * GetNoise( psNoiseGen ); + + iFBOffset++; + } + } + else + { + iFBOffset += piBandwidths[b]; + } + } + + iBlockOffest++; + } + } + + return; +} + + +static void InvMSCoding( + const int32_t iNumBlocks, + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t iMSMode, + const int32_t *piMSFlags, + const int32_t *piLRPhaseDiffs, + const int32_t *piMSPredCoefs, + float ***pppfReal, + float ***pppfImag ) +{ + if ( iMSMode > 0 ) + { + int32_t b; + int32_t iFBOffset; + int32_t bMSPred = 0; + + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + if ( piMSFlags[b] == 1 ) + { + int32_t n; + int32_t phaseIdx; + float fPred; + phaseIdx = piLRPhaseDiffs[bMSPred] - PHASE_MIN_VAL; + fPred = dequantPred( piMSPredCoefs[bMSPred] ); + for ( n = 0; n < piBandwidths[b]; n++ ) + { + int32_t k; + for ( k = 0; k < iNumBlocks; k++ ) + { + float fLeftReal; + float fLeftImag; + float fRightReal; + float fRightImag; + + if ( iMSMode == 3 ) + { + pppfReal[1][k][iFBOffset] += fPred * pppfReal[0][k][iFBOffset]; + pppfImag[1][k][iFBOffset] += fPred * pppfImag[0][k][iFBOffset]; + } + + fLeftReal = ( pppfReal[0][k][iFBOffset] + pppfReal[1][k][iFBOffset] ); + fLeftImag = ( pppfImag[0][k][iFBOffset] + pppfImag[1][k][iFBOffset] ); + fRightReal = ( pppfReal[0][k][iFBOffset] - pppfReal[1][k][iFBOffset] ); + fRightImag = ( pppfImag[0][k][iFBOffset] - pppfImag[1][k][iFBOffset] ); + + if ( iMSMode == 3 ) + { + cplxmult_lcld( &fRightReal, &fRightImag, c_afRotRealImag[phaseIdx][0], -c_afRotRealImag[phaseIdx][1] ); + } + + pppfReal[0][k][iFBOffset] = fLeftReal; + pppfReal[1][k][iFBOffset] = fRightReal; + pppfImag[0][k][iFBOffset] = fLeftImag; + pppfImag[1][k][iFBOffset] = fRightImag; + } + iFBOffset++; + } + bMSPred++; + } + else + { + iFBOffset += piBandwidths[b]; + } + } + } + + return; +} + + +/* Currently only the number of bands in frame */ +static int32_t ReadHeaderInformation( + int32_t *piNumBands, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsRead; + + iBitsRead = 0; + *piNumBands = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 5 ); + iBitsRead += 5; + + return iBitsRead; +} + + +static int32_t ReadMSInformation( + const int32_t iNumBands, + int32_t *piMSMode, + int32_t *piMSFlags, + int32_t *piLRPhaseDiffs, + int32_t *piMSPredCoefs, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsRead; + + iBitsRead = 0; + *piMSMode = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 2 ); + iBitsRead += 2; + + if ( *piMSMode == 0 ) + { + int32_t n; + for ( n = 0; n < iNumBands; n++ ) + { + piMSFlags[n] = 0; + } + } + else if ( *piMSMode == 1 ) + { + int32_t n; + for ( n = 0; n < iNumBands; n++ ) + { + piMSFlags[n] = 1; + } + } + else if ( *piMSMode == 2 ) + { + int32_t n; + for ( n = 0; n < iNumBands; n++ ) + { + piMSFlags[n] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + } + } + else if ( *piMSMode == 3 ) + { + int32_t n; + int32_t iMSPredAll; + int32_t iNumMSPredBands = 0; + int32_t anyNonZero; + iMSPredAll = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + if ( iMSPredAll ) + { + iNumMSPredBands = iNumBands; + for ( n = 0; n < iNumBands; n++ ) + { + piMSFlags[n] = 1; + } + } + else + { + for ( n = 0; n < iNumBands; n++ ) + { + piMSFlags[n] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + if ( piMSFlags[n] ) + { + iNumMSPredBands++; + } + } + } + anyNonZero = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + if ( anyNonZero ) + { + piLRPhaseDiffs[0] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, PHASE_BAND0_BITS ); + piLRPhaseDiffs[0] += PHASE_MIN_VAL; + iBitsRead += PHASE_BAND0_BITS; + for ( n = 1; n < iNumMSPredBands; n++ ) + { + int32_t tabIdx; + iBitsRead += ReadHuff( c_aaiRMSEnvHuffDec, &tabIdx, pBits ); + piLRPhaseDiffs[n] = tabIdx + ENV_DELTA_MIN; + } + DecodePhase( piLRPhaseDiffs, iNumMSPredBands, PHASE_DIFF_DIM ); + } + else + { + for ( n = 0; n < iNumMSPredBands; n++ ) + { + piLRPhaseDiffs[n] = 0; + } + } + anyNonZero = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + if ( anyNonZero ) + { + piMSPredCoefs[0] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, PRED_BAND0_BITS ); + piMSPredCoefs[0] += PRED_MIN_VAL; + iBitsRead += PRED_BAND0_BITS; + for ( n = 1; n < iNumMSPredBands; n++ ) + { + int32_t tabIdx; + iBitsRead += ReadHuff( c_aaiRMSEnvHuffDec, &tabIdx, pBits ); + piMSPredCoefs[n] = tabIdx + ENV_DELTA_MIN; + } + DecodePredCoef( piMSPredCoefs, iNumMSPredBands ); + } + else + { + for ( n = 0; n < iNumMSPredBands; n++ ) + { + piMSPredCoefs[n] = 0; + } + } +#ifdef DEBUG_WRITE_MS_PRED + { + static FILE *fid; + if ( !fid ) + fid = fopen( "ms_pred_dec.txt", "wt" ); + writeMSPred( piLRPhaseDiffs, piMSPredCoefs, *piMSMode, iNumMSPredBands, iNumBands, fid, piMSFlags ); + } +#endif + } + else + { + printf( "ERROR UNSUPPORTED MS MODE\n" ); + } + + return iBitsRead; +} + +static int32_t ReadGroupInformation( + const int32_t iChannels, + const int32_t iNumBlocks, + int32_t *piCommonGrouping, + int32_t *piNumGroups, + int32_t **ppiGroupLengths, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t c, k, iBitsRead; + + iBitsRead = 0; + if ( iChannels == 2 ) + { + *piCommonGrouping = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + + if ( *piCommonGrouping == 1 ) + { + piNumGroups[0] = 0; + ppiGroupLengths[0][piNumGroups[0]] = 1; + for ( k = 0; k < ( iNumBlocks - 1 ); k++ ) + { + int32_t iGroupStart; + + iGroupStart = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + + if ( iGroupStart == 1 ) + { + piNumGroups[0]++; + ppiGroupLengths[0][piNumGroups[0]] = 1; + } + else + { + ppiGroupLengths[0][piNumGroups[0]]++; + } + } + piNumGroups[0]++; + + piNumGroups[1] = piNumGroups[0]; + for ( k = 0; k < piNumGroups[1]; k++ ) + { + ppiGroupLengths[1][k] = ppiGroupLengths[0][k]; + } + } + else + { + for ( c = 0; c < iChannels; c++ ) + { + piNumGroups[c] = 0; + ppiGroupLengths[c][piNumGroups[c]] = 1; + for ( k = 0; k < ( iNumBlocks - 1 ); k++ ) + { + int32_t iGroupStart; + + iGroupStart = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + + if ( iGroupStart == 1 ) + { + piNumGroups[c]++; + ppiGroupLengths[c][piNumGroups[c]] = 1; + } + else + { + ppiGroupLengths[c][piNumGroups[c]]++; + } + } + piNumGroups[c]++; + } + } + } + else + { + for ( c = 0; c < iChannels; c++ ) + { + piNumGroups[c] = 0; + ppiGroupLengths[c][piNumGroups[c]] = 1; + for ( k = 0; k < ( iNumBlocks - 1 ); k++ ) + { + int32_t iGroupStart; + + iGroupStart = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + + if ( iGroupStart == 1 ) + { + piNumGroups[c]++; + ppiGroupLengths[c][piNumGroups[c]] = 1; + } + else + { + ppiGroupLengths[c][piNumGroups[c]]++; + } + } + piNumGroups[c]++; + } + } + + return iBitsRead; +} + + +static int32_t BSForceBack( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + int32_t iValue, + int32_t iBitCount ) +{ + pBits->bits_read -= iBitCount; + + return ( iValue >> iBitCount ); +} + + +static int32_t ReadHuff( + const uint32_t ( *pauiHuffDecTable )[HUFF_DEC_TABLE_SIZE], + int32_t *piSymbol, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsRead; + int32_t iSymbol; + int32_t iIndex; + int32_t iVal; + + iVal = 0; + iIndex = 0; + iSymbol = 0xFFFF; + iBitsRead = 0; + while ( iSymbol == 0xFFFF ) + { + iIndex = ISAR_SPLIT_REND_BITStream_read_int32( pBits, HUFF_READ_SIZE ); + iBitsRead += HUFF_READ_SIZE; + + iIndex = pauiHuffDecTable[iVal][iIndex]; + iSymbol = ( iIndex & 0xFFFF ); + + iVal = ( iIndex >> 16 ); + } + + if ( iVal ) + { + BSForceBack( pBits, iIndex, iVal ); + iBitsRead -= iVal; + } + + *piSymbol = iSymbol; + + return iBitsRead; +} + + +static int32_t ReadRMSEnvelope( + const int32_t iChannels, + const int32_t *piNumGroups, + const int32_t iNumBands, + int32_t ***pppiRMSEnvelope, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t b, k, n; + int32_t iBitsRead, iLastRMSVal; + + iBitsRead = 0; + for ( n = 0; n < iChannels; n++ ) + { + for ( k = 0; k < piNumGroups[n]; k++ ) + { + iLastRMSVal = ISAR_SPLIT_REND_BITStream_read_int32( pBits, ENV0_BITS ); + iBitsRead += ENV0_BITS; + + iLastRMSVal += ENV_MIN; + pppiRMSEnvelope[n][k][0] = iLastRMSVal; + for ( b = 1; b < iNumBands; b++ ) + { + int32_t iDelta; + + iBitsRead += ReadHuff( c_aaiRMSEnvHuffDec, &iDelta, pBits ); + + iDelta += ENV_DELTA_MIN; + iLastRMSVal += iDelta; + pppiRMSEnvelope[n][k][b] = iLastRMSVal; + } + } + } + + return iBitsRead; +} + + +static int32_t ReadAllocInformation( + int32_t *piAllocOffset, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsRead; + + iBitsRead = 0; + *piAllocOffset = ISAR_SPLIT_REND_BITStream_read_int32( pBits, ALLOC_OFFSET_BITS ); + *piAllocOffset += MIN_ALLOC_OFFSET; + iBitsRead += ALLOC_OFFSET_BITS; + + return iBitsRead; +} + +static int32_t ReadLCLDData( + const int32_t *piNumGroups, + int32_t **ppiGroupLengths, + const int32_t iNumBands, + const int32_t iNumChannels, + int32_t **ppiDecodingUnresolved, + int32_t **ppiPredEnable, + const int32_t iNumSubSets, + const int32_t iSubSetId, + int32_t ***pppiAlloc, + int32_t ***pppiSignReal, + int32_t ***pppiSignImag, + int32_t ***pppiQReal, + int32_t ***pppiQImag, + int32_t **ppiDecodingFailed, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + uint32_t ( *c_apauiHuffDecTables[2 * ALLOC_TABLE_SIZE] )[HUFF_DEC_TABLE_SIZE] ) +{ + int32_t iBitsRead; + int32_t iDecodingStopped = 0; + int32_t iNumLcldBands = c_aiNumLcldBandsPerBand[iNumBands - 1]; + int32_t s; + int32_t iSet = iSubSetId; + + iBitsRead = 0; + for ( s = 0; s < iNumSubSets; s++, iSet-- ) + { + int32_t ch; + + if ( iSet < 0 ) + { + iSet = iNumSubSets - 1; + } + + for ( ch = 0; ch < iNumChannels; ch++ ) + { + int32_t n; + int32_t iBlockOffest; + + if ( ppiDecodingUnresolved[ch][iSet] == 1 ) + { + iDecodingStopped = 1; + ppiDecodingFailed[ch][iSet] = 1; /* mark as not decoded (is also initialized like that when a frame is lost */ + } + else + { + ppiDecodingFailed[ch][iSet] = 0; /* mark as correctly decoded */ + } + iBlockOffest = 0; + for ( n = 0; n < piNumGroups[ch]; n++ ) + { + int32_t k; + for ( k = 0; k < ppiGroupLengths[ch][n]; k++ ) + { + int32_t iFBOffset; + + for ( iFBOffset = iSet; iFBOffset < iNumLcldBands; iFBOffset += iNumSubSets ) + { + int32_t b; + int32_t iAlloc; + int32_t iHuffDim; + int32_t iHuffMod; + + b = c_aiBandIdPerLcldBand[iFBOffset]; + + iAlloc = pppiAlloc[ch][n][b]; + + iHuffDim = c_aiHuffmanDim[iAlloc]; + iHuffMod = c_aiHuffmanMod[iAlloc]; + + if ( iDecodingStopped == 1 ) + { + pppiQReal[ch][iBlockOffest][iFBOffset] = 0; + pppiQImag[ch][iBlockOffest][iFBOffset] = 0; + pppiSignReal[ch][iBlockOffest][iFBOffset] = 0; + pppiSignImag[ch][iBlockOffest][iFBOffset] = 0; + } + else if ( iAlloc > 0 ) + { + const uint32_t( *pauiHuffmanTable )[HUFF_DEC_TABLE_SIZE] = NULL; + const uint32_t( *pauiHuffmanTableDPCM )[HUFF_DEC_TABLE_SIZE] = NULL; + int32_t iQuantValue1 = 0; + int32_t iQuantValue2 = 0; + pauiHuffmanTable = (const uint32_t( * )[HUFF_DEC_TABLE_SIZE]) c_apauiHuffDecTables[iAlloc]; + pauiHuffmanTableDPCM = (const uint32_t( * )[HUFF_DEC_TABLE_SIZE]) c_apauiHuffDecTables[ALLOC_TABLE_SIZE + iAlloc]; +#ifdef LCLD_HANDLE_PRED_START_SAMPLE + if ( ppiPredEnable[ch][iFBOffset] == 1 && ( iBlockOffest > 0 || iSet != iSubSetId ) ) +#else + if ( ppiPredEnable[ch][iFBOffset] == 1 ) +#endif + { + if ( iHuffDim == 2 ) + { + int32_t iSymbol; + iBitsRead += ReadHuff( pauiHuffmanTableDPCM, &iSymbol, pBits ); + iQuantValue1 = iSymbol / iHuffMod; + iQuantValue2 = iSymbol % iHuffMod; + } + else + { + iBitsRead += ReadHuff( pauiHuffmanTableDPCM, &iQuantValue1, pBits ); + iBitsRead += ReadHuff( pauiHuffmanTableDPCM, &iQuantValue2, pBits ); + } + } + else + { + if ( iHuffDim == 2 ) + { + int32_t iSymbol; + + iBitsRead += ReadHuff( pauiHuffmanTable, &iSymbol, pBits ); + iQuantValue1 = iSymbol / iHuffMod; + iQuantValue2 = iSymbol % iHuffMod; + } + else + { + iBitsRead += ReadHuff( pauiHuffmanTable, &iQuantValue1, pBits ); + iBitsRead += ReadHuff( pauiHuffmanTable, &iQuantValue2, pBits ); + } + } + + pppiQReal[ch][iBlockOffest][iFBOffset] = iQuantValue1; + pppiQImag[ch][iBlockOffest][iFBOffset] = iQuantValue2; + + if ( iQuantValue1 > 0 ) + { + pppiSignReal[ch][iBlockOffest][iFBOffset] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + } + else + { + pppiSignReal[ch][iBlockOffest][iFBOffset] = 0; + } + if ( iQuantValue2 > 0 ) + { + pppiSignImag[ch][iBlockOffest][iFBOffset] = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + iBitsRead += 1; + } + else + { + pppiSignImag[ch][iBlockOffest][iFBOffset] = 0; + } + } + else + { + pppiSignReal[ch][iBlockOffest][iFBOffset] = 0; + pppiSignImag[ch][iBlockOffest][iFBOffset] = 0; + } + } + iBlockOffest++; + } + } + } + } + + return iBitsRead; +} + +static void ComputeAllocation( + const int32_t iChannels, + const int32_t *piNumGroups, + const int32_t iNumBands, + int32_t ***pppiSMR, + const int32_t iAllocOffset, + int32_t ***pppiAlloc ) +{ + int32_t b, k, n, iAlloc; + + for ( n = 0; n < iChannels; n++ ) + { + for ( k = 0; k < piNumGroups[n]; k++ ) + { + for ( b = 0; b < iNumBands; b++ ) + { + iAlloc = ( ( pppiSMR[n][k][b] + iAllocOffset * ALLOC_OFFSET_SCALE ) >> 5 ); + iAlloc = ( iAlloc > MIN_ALLOC ) ? iAlloc : MIN_ALLOC; + iAlloc = ( iAlloc < MAX_ALLOC ) ? iAlloc : MAX_ALLOC; + pppiAlloc[n][k][b] = iAlloc; + } + } + } + + return; +} +#endif diff --git a/lib_isar/isar_lcld_encoder.c b/lib_isar/isar_lcld_encoder.c new file mode 100644 index 0000000000000000000000000000000000000000..b71ed985421a28a4fe6dae1b17b5182b9117decd --- /dev/null +++ b/lib_isar/isar_lcld_encoder.c @@ -0,0 +1,1893 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include +#include "prot.h" +#include "isar_prot.h" +#include "wmc_auto.h" + +/*------------------------------------------------------------------------------------------* + * Local structures + *------------------------------------------------------------------------------------------*/ + +struct LCLD_ENCODER +{ + int32_t iSampleRate; + int32_t iChannels; + int32_t iNumBlocks; + + int32_t iTargetBitRate; + + int32_t iNumBands; + const int32_t *piBandwidths; + + int32_t iMSMode; + int32_t *piMSFlags; + int32_t piMSPredCoefs[MAX_BANDS]; + int32_t piLRPhaseDiffs[MAX_BANDS]; + int32_t iAllowSidePred; + + int32_t iRealOnlyOut; + + RMSEnvelopeGrouping *psRMSEnvelopeGrouping; + + int32_t iCommonGrouping; + int32_t *piNumGroups; + int32_t **ppiGroupLengths; + + int32_t ***pppiRMSEnvelope; + int32_t ***pppiSMR; + int32_t ***pppiExcitation; + int32_t ***pppiAlloc; + + int32_t iAllocOffset; + + int32_t ***pppiLCLDSignReal; + int32_t ***pppiLCLDSignImag; + int32_t ***pppiQLCLDReal; + int32_t ***pppiQLCLDImag; + + + PredictionEncoder *psPredictionEncoder; +}; + +/*------------------------------------------------------------------------------------------* + * Function Quantize() + * + * + *------------------------------------------------------------------------------------------*/ + +static int32_t Quantize( + const float fVal, + const float fScale, + int32_t *iSign, + const int32_t iMaxVal ) +{ + int32_t iVal; + if ( fVal > 0.0f ) + { + iVal = (int32_t) ( fScale * fVal + 0.5f ); + *iSign = 0; + } + else + { + iVal = (int32_t) ( -fScale * fVal + 0.5f ); + *iSign = 1; + } + iVal = ( iVal < iMaxVal ) ? iVal : iMaxVal; + + return iVal; +} + +/*------------------------------------------------------------------------------------------* + * Function UnQuantize() + * + * + *------------------------------------------------------------------------------------------*/ + +static float UnQuantize( + const int32_t iVal, + const float fScale, + const int32_t iSign ) +{ + float fVal; + if ( iSign == 0 ) + { + fVal = fScale * (float) iVal; + } + else + { + fVal = -fScale * (float) iVal; + } + return fVal; +} + +static void PackReal( + const int32_t iChannels, + const int32_t iNumBlocks, + float ***pppfReal, + float ***pppfImag ) +{ + int32_t ch, b, n; + for ( ch = 0; ch < iChannels; ch++ ) + { + for ( b = 0; b < LCLD_BANDS; b++ ) + { + int32_t iRealBlock = 0; + for ( n = 0; n < iNumBlocks; n += 2 ) + { + pppfImag[ch][iRealBlock][b] = pppfReal[ch][n + 1][b]; + pppfReal[ch][iRealBlock][b] = pppfReal[ch][n][b]; + iRealBlock++; + } + } + } +} + +/*------------------------------------------------------------------------------------------* + * Function CreateLCLDEncoder() + * + * + *------------------------------------------------------------------------------------------*/ + +ivas_error CreateLCLDEncoder( + LCLDEncoder **psLCLDEncoder_out, + const int32_t iSampleRate, + const int32_t iChannels, + const int32_t iTargetBitRate, + const int32_t iAllowSidePred, + const int16_t iNumBlocks, + const int16_t iNumSubSets, + const int32_t iRealOnlyOut ) +{ + int32_t n; + LCLDEncoder *psLCLDEncoder; + ivas_error error; + int32_t iMaxNumPredBands = 0; + + assert( iSampleRate == 48000 ); + assert( iNumBlocks == 16 || iNumBlocks == 8 || iNumBlocks == 4 ); + assert( iNumSubSets > 0 && iNumSubSets <= LCLD_MAX_NUM_PRED_SUBSETS ); + + if ( ( psLCLDEncoder = (LCLDEncoder *) malloc( sizeof( LCLDEncoder ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + psLCLDEncoder->iSampleRate = iSampleRate; + psLCLDEncoder->iChannels = iChannels; + psLCLDEncoder->iRealOnlyOut = iRealOnlyOut; + psLCLDEncoder->iAllocOffset = 0; + + psLCLDEncoder->iTargetBitRate = iTargetBitRate; + + psLCLDEncoder->piBandwidths = c_aiBandwidths48; + psLCLDEncoder->iNumBands = DEF_BANDS_48; /* 22 bands = 50 CLDFB bands (rather than 23 bands) */ + iMaxNumPredBands = min( c_aiNumLcldBandsPerBand[psLCLDEncoder->iNumBands - 1], 50 ); + if ( iRealOnlyOut == 1 ) + { + iMaxNumPredBands = 0; + assert( iNumSubSets == 1 ); + psLCLDEncoder->iNumBlocks = iNumBlocks / 2; + } + else + { + psLCLDEncoder->iNumBlocks = iNumBlocks; + } + psLCLDEncoder->iMSMode = 0; + if ( ( psLCLDEncoder->piMSFlags = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + for ( n = 0; n < MAX_BANDS; n++ ) + { + psLCLDEncoder->piLRPhaseDiffs[n] = 0; + psLCLDEncoder->piMSPredCoefs[n] = 0; + } + psLCLDEncoder->iAllowSidePred = iAllowSidePred; + psLCLDEncoder->psRMSEnvelopeGrouping = CreateRMSEnvelopeGrouping( psLCLDEncoder->iNumBlocks ); + + psLCLDEncoder->iCommonGrouping = 1; /*Common grouping always on only impacts stereo */ + if ( ( psLCLDEncoder->piNumGroups = (int32_t *) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->ppiGroupLengths = (int32_t **) malloc( psLCLDEncoder->iChannels * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiRMSEnvelope = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiSMR = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiExcitation = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiAlloc = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + + if ( ( psLCLDEncoder->pppiLCLDSignReal = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiLCLDSignImag = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDReal = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDImag = (int32_t ***) malloc( psLCLDEncoder->iChannels * sizeof( int32_t ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + + for ( n = 0; n < iChannels; n++ ) + { + int32_t k; + if ( ( psLCLDEncoder->ppiGroupLengths[n] = (int32_t *) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiRMSEnvelope[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiSMR[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiExcitation[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiAlloc[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + + if ( ( psLCLDEncoder->pppiLCLDSignReal[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiLCLDSignImag[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDReal[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDImag[n] = (int32_t **) malloc( LCLD_BLOCKS_PER_FRAME * sizeof( int32_t * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + if ( ( psLCLDEncoder->pppiRMSEnvelope[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiSMR[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiExcitation[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiAlloc[n][k] = (int32_t *) malloc( MAX_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + + if ( ( psLCLDEncoder->pppiLCLDSignReal[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiLCLDSignImag[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDReal[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + if ( ( psLCLDEncoder->pppiQLCLDImag[n][k] = (int32_t *) malloc( LCLD_BANDS * sizeof( int32_t ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + } + } + + if ( ( error = CreatePredictionEncoder( &( psLCLDEncoder->psPredictionEncoder ), iChannels, psLCLDEncoder->iNumBlocks, (int32_t) iNumSubSets, iMaxNumPredBands ) ) != IVAS_ERR_OK ) + { + return error; + } + + *psLCLDEncoder_out = psLCLDEncoder; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------------------------* + * Function DeleteLCLDEncoder() + * + * + *------------------------------------------------------------------------------------------*/ + +void DeleteLCLDEncoder( + LCLDEncoder *psLCLDEncoder ) +{ + int32_t k, n; + + if ( psLCLDEncoder != NULL ) + { + + if ( psLCLDEncoder->piMSFlags != NULL ) + { + free( psLCLDEncoder->piMSFlags ); + } + + if ( psLCLDEncoder->piNumGroups != NULL ) + { + free( psLCLDEncoder->piNumGroups ); + } + + if ( psLCLDEncoder->psRMSEnvelopeGrouping != NULL ) + { + DeleteRMSEnvelopeGrouping( psLCLDEncoder->psRMSEnvelopeGrouping ); + } + + if ( psLCLDEncoder->ppiGroupLengths != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + free( psLCLDEncoder->ppiGroupLengths[n] ); + } + free( psLCLDEncoder->ppiGroupLengths ); + } + if ( psLCLDEncoder->pppiRMSEnvelope != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiRMSEnvelope[n][k] ); + } + free( psLCLDEncoder->pppiRMSEnvelope[n] ); + } + free( psLCLDEncoder->pppiRMSEnvelope ); + } + + if ( psLCLDEncoder->pppiSMR != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiSMR[n][k] ); + } + free( psLCLDEncoder->pppiSMR[n] ); + } + free( psLCLDEncoder->pppiSMR ); + } + + if ( psLCLDEncoder->pppiExcitation != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiExcitation[n][k] ); + } + free( psLCLDEncoder->pppiExcitation[n] ); + } + free( psLCLDEncoder->pppiExcitation ); + } + + if ( psLCLDEncoder->pppiAlloc != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiAlloc[n][k] ); + } + free( psLCLDEncoder->pppiAlloc[n] ); + } + free( psLCLDEncoder->pppiAlloc ); + } + + if ( psLCLDEncoder->pppiLCLDSignReal != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiLCLDSignReal[n][k] ); + } + free( psLCLDEncoder->pppiLCLDSignReal[n] ); + } + free( psLCLDEncoder->pppiLCLDSignReal ); + } + + if ( psLCLDEncoder->pppiLCLDSignImag != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiLCLDSignImag[n][k] ); + } + free( psLCLDEncoder->pppiLCLDSignImag[n] ); + } + free( psLCLDEncoder->pppiLCLDSignImag ); + } + + if ( psLCLDEncoder->pppiQLCLDReal != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiQLCLDReal[n][k] ); + } + free( psLCLDEncoder->pppiQLCLDReal[n] ); + } + free( psLCLDEncoder->pppiQLCLDReal ); + } + + if ( psLCLDEncoder->pppiQLCLDImag != NULL ) + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + for ( k = 0; k < LCLD_BLOCKS_PER_FRAME; k++ ) + { + free( psLCLDEncoder->pppiQLCLDImag[n][k] ); + } + free( psLCLDEncoder->pppiQLCLDImag[n] ); + } + free( psLCLDEncoder->pppiQLCLDImag ); + } + + DeletePredictionEncoder( psLCLDEncoder->psPredictionEncoder ); + free( psLCLDEncoder ); + } + + return; +} + +/*------------------------------------------------------------------------------------------* + * Local function declarations + *------------------------------------------------------------------------------------------*/ + +static int32_t MSModeCalculation( const int32_t iNumBlocks, const int32_t iNumBands, const int32_t *piBandwidths, float ***pppfReal, float ***pppfImag, int32_t *piMSMode, int32_t *piLRPhaseDiff, int32_t *piMSPredCoef, const int32_t iAllowSidePred, const int32_t iRealOnlyOut, int32_t *piMSFlags ); + +static void RemoveRMSEnvelope( const int32_t iNumBands, const int32_t *piBandwidths, const int32_t iNumGroups, const int32_t *piGroupLengths, int32_t **ppiRMSEnvelope, float **ppfReal, float **ppfImag ); + +static int32_t CountLCLDBits( const int32_t iNumGroups, const int32_t *piGroupLengths, const int32_t iNumBands, const int32_t *piBandwidths, const int32_t *piPredEnable, int32_t **ppiAlloc, int32_t **ppiQReal, int32_t **ppiQImag ); + +static int32_t WriteHeaderInformation( const int32_t iNumBands, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t WriteMSInformation( const int32_t iNumBands, const int32_t iMSMode, const int32_t *piMSFlags, const int32_t *piLRPhaseDiffs, const int32_t *piMSPredCoefs, int32_t iNumMSPredBands, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t WriteGroupInformation( const int32_t iChannels, const int32_t iCommonGrouping, const int32_t *piNumGroups, int32_t **ppiGroupLengths, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t WriteRMSEnvelope( const int32_t iChannels, const int32_t *piNumGroups, const int32_t iNumBands, int32_t ***pppiRMSEnvelope, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t WriteAllocInformation( const int32_t iAllocOffset, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t WriteLCLDData( const int32_t *piNumGroups, int32_t **ppiGroupLengths, const int32_t iNumBands, const int32_t iNumChannels, int32_t **ppiPredEnable, const int32_t iNumSubSets, const int32_t iSubSetId, int32_t ***pppiAlloc, int32_t ***pppiSignReal, int32_t ***pppiSignImag, int32_t ***pppiQReal, int32_t ***pppiQImag, ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +static int32_t ComputeAllocation( const int32_t iChannels, const int32_t *piNumGroups, int32_t **ppiGroupLengths, const int32_t iNumBands, const int32_t *piBandwidths, float ***pppfReal, float ***pppfImag, int32_t ***pppiSMR, const int32_t iAvailableBits, int32_t *piAllocOffset, int32_t ***pppiAlloc, int32_t ***pppiQReal, int32_t ***pppiQImag, int32_t ***pppiSignReal, int32_t ***pppiSignImag, PredictionEncoder *psPredictionEncoder ); + +/*------------------------------------------------------------------------------------------* + * Function EncodeLCLDFrame() + * + * + *------------------------------------------------------------------------------------------*/ + +int32_t EncodeLCLDFrame( + LCLDEncoder *psLCLDEncoder, + float ***pppfLCLDReal, + float ***pppfLCLDImag, + int32_t *piBitsWritten, + const int32_t available_bits, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t n; + int32_t iAvailableBits, iBitsWritten; + int32_t iNumMSBands = 0; + int32_t iAudioBitsWritten; + + iAvailableBits = available_bits; /* HCBR for now*/ + iBitsWritten = 0; + assert( available_bits <= pBits->buf_len * 8 ); + + if ( psLCLDEncoder->iRealOnlyOut == 1 ) + { + PackReal( psLCLDEncoder->iChannels, psLCLDEncoder->iNumBlocks * 2, pppfLCLDReal, pppfLCLDImag ); + } + + /* Do MS calc here */ + if ( psLCLDEncoder->iChannels == 2 ) + { + iNumMSBands = MSModeCalculation( psLCLDEncoder->iNumBlocks, + psLCLDEncoder->iNumBands, + psLCLDEncoder->piBandwidths, + pppfLCLDReal, + pppfLCLDImag, + &psLCLDEncoder->iMSMode, + psLCLDEncoder->piLRPhaseDiffs, + psLCLDEncoder->piMSPredCoefs, + psLCLDEncoder->iAllowSidePred, + psLCLDEncoder->iRealOnlyOut, + psLCLDEncoder->piMSFlags ); + + if ( psLCLDEncoder->iMSMode > 0 ) + { + psLCLDEncoder->iCommonGrouping = 1; /* Make sure common grouping is enabled when MS is in use */ + } + } + + + /* Compute Grouping and RMS Envelopes */ + if ( psLCLDEncoder->iChannels == 2 && psLCLDEncoder->iCommonGrouping == 1 ) + { + ComputeEnvelopeGrouping( psLCLDEncoder->psRMSEnvelopeGrouping, + psLCLDEncoder->iChannels, + psLCLDEncoder->iNumBands, + psLCLDEncoder->piBandwidths, + pppfLCLDReal, + pppfLCLDImag, + &psLCLDEncoder->piNumGroups[0], + psLCLDEncoder->ppiGroupLengths[0], + psLCLDEncoder->pppiRMSEnvelope ); + + psLCLDEncoder->piNumGroups[1] = psLCLDEncoder->piNumGroups[0]; + for ( n = 0; n < psLCLDEncoder->piNumGroups[0]; n++ ) + { + psLCLDEncoder->ppiGroupLengths[1][n] = psLCLDEncoder->ppiGroupLengths[0][n]; + } + } + else + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + ComputeEnvelopeGrouping( psLCLDEncoder->psRMSEnvelopeGrouping, + psLCLDEncoder->iChannels, + psLCLDEncoder->iNumBands, + psLCLDEncoder->piBandwidths, + &pppfLCLDReal[n], + &pppfLCLDImag[n], + &psLCLDEncoder->piNumGroups[n], + psLCLDEncoder->ppiGroupLengths[n], + &psLCLDEncoder->pppiRMSEnvelope[n] ); + } + } + + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + RemoveRMSEnvelope( psLCLDEncoder->iNumBands, + psLCLDEncoder->piBandwidths, + psLCLDEncoder->piNumGroups[n], + (const int32_t *) psLCLDEncoder->ppiGroupLengths[n], + psLCLDEncoder->pppiRMSEnvelope[n], + pppfLCLDReal[n], + pppfLCLDImag[n] ); + } + + ComputePredictors( psLCLDEncoder->psPredictionEncoder, pppfLCLDReal, pppfLCLDImag ); + + iBitsWritten += WriteHeaderInformation( psLCLDEncoder->iNumBands, pBits ); + + if ( psLCLDEncoder->iChannels == 2 ) + { + iBitsWritten += WriteMSInformation( psLCLDEncoder->iNumBands, + psLCLDEncoder->iMSMode, + (const int32_t *) psLCLDEncoder->piMSFlags, + (const int32_t *) psLCLDEncoder->piLRPhaseDiffs, + (const int32_t *) psLCLDEncoder->piMSPredCoefs, + iNumMSBands, + pBits ); + } + + + iBitsWritten += WritePredictors( psLCLDEncoder->psPredictionEncoder, pBits ); + + iBitsWritten += WriteGroupInformation( psLCLDEncoder->iChannels, psLCLDEncoder->iCommonGrouping, (const int32_t *) psLCLDEncoder->piNumGroups, psLCLDEncoder->ppiGroupLengths, pBits ); + + iBitsWritten += WriteRMSEnvelope( psLCLDEncoder->iChannels, (const int32_t *) psLCLDEncoder->piNumGroups, psLCLDEncoder->iNumBands, psLCLDEncoder->pppiRMSEnvelope, pBits ); + + + if ( psLCLDEncoder->iChannels == 2 && psLCLDEncoder->iCommonGrouping == 1 ) + { + int32_t k; + for ( k = 0; k < psLCLDEncoder->piNumGroups[0]; k++ ) + { + PerceptualModelStereo( psLCLDEncoder->iNumBands, + psLCLDEncoder->piMSFlags, + psLCLDEncoder->pppiRMSEnvelope[0][k], + psLCLDEncoder->pppiRMSEnvelope[1][k], + psLCLDEncoder->pppiExcitation[0][k], + psLCLDEncoder->pppiExcitation[1][k], + psLCLDEncoder->pppiSMR[0][k], + psLCLDEncoder->pppiSMR[1][k] ); + } + } + else + { + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + int32_t k; + for ( k = 0; k < psLCLDEncoder->piNumGroups[n]; k++ ) + { + PerceptualModel( psLCLDEncoder->iNumBands, + psLCLDEncoder->pppiRMSEnvelope[n][k], + psLCLDEncoder->pppiExcitation[n][k], + psLCLDEncoder->pppiSMR[n][k] ); + } + } + } +#ifdef DEBUG_WRITE_PREDICTORS + { + static FILE *fid; + if ( !fid ) + fid = fopen( "pred_enc.txt", "wt" ); + for ( n = 0; n < psLCLDEncoder->iChannels; n++ ) + { + int16_t b; + for ( b = 0; b < 60; b++ ) + fprintf( fid, "%.5f ", (float) psLCLDEncoder->psPredictionEncoder->ppiPredBandEnable[n][b] * psLCLDEncoder->psPredictionEncoder->ppfA1Imag[n][b] ); + } + fprintf( fid, "%d %d\n", psLCLDEncoder->psPredictionEncoder->iSubSetId, psLCLDEncoder->psPredictionEncoder->piPredChanEnable[n] ); + } +#endif + iAvailableBits -= iBitsWritten; + ComputeAllocation( psLCLDEncoder->iChannels, + (const int32_t *) psLCLDEncoder->piNumGroups, + psLCLDEncoder->ppiGroupLengths, + psLCLDEncoder->iNumBands, + psLCLDEncoder->piBandwidths, + pppfLCLDReal, + pppfLCLDImag, + psLCLDEncoder->pppiSMR, + iAvailableBits, + &psLCLDEncoder->iAllocOffset, + psLCLDEncoder->pppiAlloc, + psLCLDEncoder->pppiQLCLDReal, + psLCLDEncoder->pppiQLCLDImag, + psLCLDEncoder->pppiLCLDSignReal, + psLCLDEncoder->pppiLCLDSignImag, + psLCLDEncoder->psPredictionEncoder ); + + iBitsWritten += WriteAllocInformation( psLCLDEncoder->iAllocOffset, + pBits ); + iAudioBitsWritten = iBitsWritten; + iBitsWritten += WriteLCLDData( psLCLDEncoder->piNumGroups, + psLCLDEncoder->ppiGroupLengths, + psLCLDEncoder->iNumBands, + psLCLDEncoder->iChannels, + psLCLDEncoder->psPredictionEncoder->ppiPredBandEnable, + psLCLDEncoder->psPredictionEncoder->iNumSubSets, + psLCLDEncoder->psPredictionEncoder->iSubSetId, + psLCLDEncoder->pppiAlloc, + psLCLDEncoder->pppiLCLDSignReal, + psLCLDEncoder->pppiLCLDSignImag, + psLCLDEncoder->pppiQLCLDReal, + psLCLDEncoder->pppiQLCLDImag, + pBits ); + *piBitsWritten = iBitsWritten; + iAudioBitsWritten = iBitsWritten - iAudioBitsWritten; + + UpdatePredictionSubSetId( psLCLDEncoder->psPredictionEncoder ); + + return 0; +} + + +/*------------------------------------------------------------------------------------------* + * Local functions + * + * + *------------------------------------------------------------------------------------------*/ + +enum MSPred_Types +{ + MS_PHASE_AND_PRED = 0, /* LR phase alignment + real-valued M/S prediction */ + MS_PRED_ONLY = 1, /* real-valued M/S prediction */ + MS_PHASE_ONLY = 2 /* LR phase alignment + M/S */ +}; + +enum MS_BS_TYPES +{ + MS_OFF = 0, + MS_ALL = 1, + MS_SOME = 2, + MS_PRED = 3 +}; + +static int32_t MSModeCalculation( + const int32_t iNumBlocks, + const int32_t iNumBands, + const int32_t *piBandwidths, + float ***pppfReal, + float ***pppfImag, + int32_t *piMSMode, + int32_t *piLRPhaseDiffs, + int32_t *piMSPredCoefs, + const int32_t iAllowSidePred, + const int32_t iRealOnlyOut, + int32_t *piMSFlags ) +{ + int32_t b; + int32_t iFBOffset; + int32_t iNumMSBands; + int32_t iMSPredType; + float fMSBitGain = 0.0f; + float pfMSPredBitGain[3]; + float fPred; + int32_t piMSPredFlags0[MAX_BANDS]; + int32_t piMSPredFlags1[MAX_BANDS]; + int32_t piMSPredFlags2[MAX_BANDS]; + int32_t *ppiMSPredFlags[3]; + int32_t piMSPredCoefs0[MAX_BANDS]; + int32_t piMSPredCoefs1[MAX_BANDS]; + int32_t piMSPredCoefs2[MAX_BANDS]; + int32_t *ppiMSPredCoefs[3]; + int32_t piMSPredPhase0[MAX_BANDS]; + int32_t piMSPredPhase1[MAX_BANDS]; + int32_t piMSPredPhase2[MAX_BANDS]; + int32_t *ppiMSPredPhase[3]; + int32_t iMsInfoBits; + int32_t piMsPredInfoBits[3]; + + const float feps = 1e-12f; + float fBitsFactor = 3.32192809488736f; /* = 1/log10(2), from dB/10 to bits assuming 1 bit per log2(SNR) or 1 bit per 3dB SNR */ + + set_zero( pfMSPredBitGain, 3 ); + set_l( piMsPredInfoBits, 0, 3 ); + + set_l( piMSPredFlags0, 0, MAX_BANDS ); + set_l( piMSPredFlags1, 0, MAX_BANDS ); + set_l( piMSPredFlags2, 0, MAX_BANDS ); + set_l( piMSPredCoefs0, 0, MAX_BANDS ); + set_l( piMSPredCoefs1, 0, MAX_BANDS ); + set_l( piMSPredCoefs2, 0, MAX_BANDS ); + set_l( piMSPredPhase0, 0, MAX_BANDS ); + set_l( piMSPredPhase1, 0, MAX_BANDS ); + set_l( piMSPredPhase2, 0, MAX_BANDS ); + + if ( iNumBlocks < LCLD_BLOCKS_PER_FRAME ) + { + fBitsFactor *= ( 0.7f + (float) ( iNumBlocks - 4 ) / (float) ( LCLD_BLOCKS_PER_FRAME - 4 ) * ( 1.0f - 0.7f ) ); /* Tuning for relatively higher side rate due to shorter frame length */ + } + + ppiMSPredFlags[0] = piMSPredFlags0; + ppiMSPredFlags[1] = piMSPredFlags1; + ppiMSPredFlags[2] = piMSPredFlags2; + + ppiMSPredCoefs[0] = piMSPredCoefs0; + ppiMSPredCoefs[1] = piMSPredCoefs1; + ppiMSPredCoefs[2] = piMSPredCoefs2; + + ppiMSPredPhase[0] = piMSPredPhase0; + ppiMSPredPhase[1] = piMSPredPhase1; + ppiMSPredPhase[2] = piMSPredPhase2; + + *piMSMode = MS_OFF; + iFBOffset = 0; + iNumMSBands = 0; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t n; + float fLeftEnergy; + float fRightEnergy; + float fMidEnergy; + float fSideEnergy; + float fLRRatio; + float fMSRatio; + float pfMSPredRatio[3] = { 0.0f }; + float fMidEnergyPred; + float fSideEnergyPred; + float fLRCovReal = 0.0f; + float fLRCovImag = 0.0f; + int32_t iPhase; + int32_t iPred; + int32_t tabIdx = 0; + float fNumLines = (float) ( iRealOnlyOut == 1 ? iNumBlocks * piBandwidths[b] * 4 : iNumBlocks * piBandwidths[b] * 2 ); /* per band per channel */ + float fLevelToSMRdBFactor = (float) c_aiDefaultTheta48[b] / (float) ( 1 << PERCEPTUAL_MODEL_SLGAIN_SHIFT ); /* frequency dependent SMR slope in psy model */ + fLeftEnergy = 0.0f; + fRightEnergy = 0.0f; + fMidEnergy = 0.0f; + fSideEnergy = 0.0f; + + for ( n = 0; n < piBandwidths[b]; n++ ) + { + int32_t k; + for ( k = 0; k < iNumBlocks; k++ ) + { + float fMidReal; + float fMidImag; + float fSideReal; + float fSideImag; + + fMidReal = 0.5f * ( pppfReal[0][k][iFBOffset] + pppfReal[1][k][iFBOffset] ); + fMidImag = 0.5f * ( pppfImag[0][k][iFBOffset] + pppfImag[1][k][iFBOffset] ); + fSideReal = 0.5f * ( pppfReal[0][k][iFBOffset] - pppfReal[1][k][iFBOffset] ); + fSideImag = 0.5f * ( pppfImag[0][k][iFBOffset] - pppfImag[1][k][iFBOffset] ); + + fLeftEnergy += ( pppfReal[0][k][iFBOffset] * pppfReal[0][k][iFBOffset] + pppfImag[0][k][iFBOffset] * pppfImag[0][k][iFBOffset] ); + fRightEnergy += ( pppfReal[1][k][iFBOffset] * pppfReal[1][k][iFBOffset] + pppfImag[1][k][iFBOffset] * pppfImag[1][k][iFBOffset] ); + fMidEnergy += ( fMidReal * fMidReal + fMidImag * fMidImag ); + fSideEnergy += ( fSideReal * fSideReal + fSideImag * fSideImag ); + + fLRCovReal += ( pppfReal[0][k][iFBOffset] * pppfReal[1][k][iFBOffset] + pppfImag[0][k][iFBOffset] * pppfImag[1][k][iFBOffset] ); + fLRCovImag += ( pppfImag[0][k][iFBOffset] * pppfReal[1][k][iFBOffset] - pppfImag[1][k][iFBOffset] * pppfReal[0][k][iFBOffset] ); + } + + iFBOffset++; + } + + /* M/S prediction without phase alignment*/ + fPred = 0.25f * ( fLeftEnergy - fRightEnergy ) / ( fMidEnergy + feps ); + iPred = quantPred( fPred ); + fPred = dequantPred( iPred ); + fSideEnergyPred = fSideEnergy + ( fPred * fPred * fMidEnergy - 2.0f * fPred * 0.25f * ( fLeftEnergy - fRightEnergy ) ); + + ppiMSPredCoefs[MS_PRED_ONLY][b] = iPred; + ppiMSPredPhase[MS_PRED_ONLY][b] = 0; + pfMSPredRatio[MS_PRED_ONLY] = log10f( ( fMidEnergy + feps ) / ( fSideEnergyPred + feps ) ); + + /* Phase alignment*/ + iPhase = 0; + if ( fLRCovReal * fLRCovReal + fLRCovImag * fLRCovImag > 0.5f * fLeftEnergy * fRightEnergy ) + { + float fPhase = atan2f( fLRCovImag, fLRCovReal ); + iPhase = quantPhase( fPhase ); + } + + /* adjust covariance */ + tabIdx = iPhase - PHASE_MIN_VAL; + cplxmult_lcld( &fLRCovReal, &fLRCovImag, c_afRotRealImag[tabIdx][0], -c_afRotRealImag[tabIdx][1] ); + + /* compute MS prediction coefficient based on adjusted covariance */ + fMidEnergyPred = 0.25f * ( fLeftEnergy + fRightEnergy + 2.0f * fLRCovReal ); + fSideEnergyPred = 0.25f * ( fLeftEnergy + fRightEnergy - 2.0f * fLRCovReal ); + + /* M/S with LR phase alignment but without prediction */ + ppiMSPredCoefs[MS_PHASE_ONLY][b] = 0; + ppiMSPredPhase[MS_PHASE_ONLY][b] = iPhase; + pfMSPredRatio[MS_PHASE_ONLY] = log10f( ( fMidEnergyPred + feps ) / ( fSideEnergyPred + feps ) ); + + /* M/S with LR phase alignment and prediction */ + fPred = fMidEnergyPred == 0.0f ? 0.0f : 0.25f * ( fLeftEnergy - fRightEnergy ) / fMidEnergyPred; + iPred = quantPred( fPred ); + fPred = dequantPred( iPred ); + fSideEnergyPred += ( fPred * fPred * fMidEnergyPred - 2.0f * fPred * 0.25f * ( fLeftEnergy - fRightEnergy ) ); + /* -= fPred * fPred * fMidEnergyPred doesn't work because fPred is quantized and does not match MS/MM exactly */ + ppiMSPredCoefs[MS_PHASE_AND_PRED][b] = iPred; + ppiMSPredPhase[MS_PHASE_AND_PRED][b] = iPhase; + pfMSPredRatio[MS_PHASE_AND_PRED] = log10f( ( fMidEnergyPred + feps ) / ( fSideEnergyPred + feps ) ); + + /* Plain M/S */ + fLeftEnergy = log10f( fLeftEnergy + feps ); + fRightEnergy = log10f( fRightEnergy + feps ); + fMidEnergy = log10f( fMidEnergy + feps ); + fSideEnergy = log10f( fSideEnergy + feps ); + + fLRRatio = ( fLeftEnergy > fRightEnergy ? fLeftEnergy - fRightEnergy : fRightEnergy - fLeftEnergy ); + fMSRatio = ( fMidEnergy > fSideEnergy ? fMidEnergy - fSideEnergy : fSideEnergy - fMidEnergy ); + + if ( fMSRatio > fLRRatio ) + { + iNumMSBands++; + piMSFlags[b] = 1; + fMSBitGain += fNumLines * ( fMSRatio - fLRRatio ) * fLevelToSMRdBFactor * fBitsFactor; + } + else + { + piMSFlags[b] = 0; + } + piLRPhaseDiffs[b] = 0; + piMSPredCoefs[b] = 0; + + /* MSPred bit gains based on increase of level ratio compared to L/R ratio and the level dependent psy-model */ + for ( iMSPredType = 0; iMSPredType < 3; iMSPredType++ ) + { + if ( pfMSPredRatio[iMSPredType] > fLRRatio ) + { + ppiMSPredFlags[iMSPredType][b] = 1; + pfMSPredBitGain[iMSPredType] += fNumLines * ( pfMSPredRatio[iMSPredType] - fLRRatio ) * fLevelToSMRdBFactor * fBitsFactor; + } + } + } + + /* remove signalling cost from bit gains */ + for ( iMSPredType = 0; iMSPredType < 3; iMSPredType++ ) + { + piMsPredInfoBits[iMSPredType] = CountMSBits( iNumBands, MS_PRED, ppiMSPredFlags[iMSPredType], ppiMSPredPhase[iMSPredType], ppiMSPredCoefs[iMSPredType] ); + pfMSPredBitGain[iMSPredType] = max( pfMSPredBitGain[iMSPredType] - piMsPredInfoBits[iMSPredType], 0.0f ); + } + + /* find the best M/S Pred type */ + if ( iRealOnlyOut == 1 ) + { + iMSPredType = MS_PRED_ONLY; + } + else + { + iMSPredType = MS_PHASE_AND_PRED; + iMSPredType = ( pfMSPredBitGain[MS_PRED_ONLY] > pfMSPredBitGain[iMSPredType] ? MS_PRED_ONLY : iMSPredType ); + iMSPredType = ( pfMSPredBitGain[MS_PHASE_ONLY] > pfMSPredBitGain[iMSPredType] ? MS_PHASE_ONLY : iMSPredType ); + } + + /* plain M/S */ + iMsInfoBits = CountMSBits( iNumBands, MS_SOME, piMSFlags, NULL, NULL ); + fMSBitGain = max( fMSBitGain - iMsInfoBits, 0.0f ); + if ( iAllowSidePred && pfMSPredBitGain[iMSPredType] > 1.1f * fMSBitGain ) + { + *piMSMode = MS_PRED; + iNumMSBands = 0; + for ( b = 0; b < iNumBands; b++ ) + { + piMSFlags[b] = ppiMSPredFlags[iMSPredType][b]; + if ( piMSFlags[b] == 1 ) + { + piMSPredCoefs[b] = ppiMSPredCoefs[iMSPredType][b]; + piLRPhaseDiffs[b] = ppiMSPredPhase[iMSPredType][b]; + iNumMSBands++; + } + else + { + piMSPredCoefs[b] = 0; + piLRPhaseDiffs[b] = 0; + } + } + } + else if ( iNumMSBands == iNumBands ) + { + *piMSMode = MS_ALL; + } + else if ( iNumMSBands > 0 ) + { + *piMSMode = MS_SOME; + } + else + { + *piMSMode = MS_OFF; + } +#ifdef DEBUG_WRITE_MS_PRED + { + static FILE *fid; + int32_t iActualInfoBits = CountMSBits( iNumBands, *piMSMode, piMSFlags, piLRPhaseDiffs, piMSPredCoefs ); + if ( !fid ) + fid = fopen( "ms_info_bits.txt", "wt" ); + fprintf( fid, "%d %d %d %d %d\n", iMsInfoBits, piMsPredInfoBits[MS_PHASE_AND_PRED], piMsPredInfoBits[MS_PRED_ONLY], piMsPredInfoBits[MS_PHASE_ONLY], iActualInfoBits ); + } +#endif + if ( *piMSMode != MS_OFF ) + { + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + if ( piMSFlags[b] == 1 ) + { + int32_t n; + int32_t phaseIdx; + phaseIdx = piLRPhaseDiffs[b] - PHASE_MIN_VAL; + fPred = dequantPred( piMSPredCoefs[b] ); + for ( n = 0; n < piBandwidths[b]; n++ ) + { + int32_t k; + for ( k = 0; k < iNumBlocks; k++ ) + { + float fMidReal; + float fMidImag; + float fSideReal; + float fSideImag; + + if ( *piMSMode == MS_PRED ) + { + cplxmult_lcld( &pppfReal[1][k][iFBOffset], &pppfImag[1][k][iFBOffset], c_afRotRealImag[phaseIdx][0], c_afRotRealImag[phaseIdx][1] ); + } + + fMidReal = 0.5f * ( pppfReal[0][k][iFBOffset] + pppfReal[1][k][iFBOffset] ); + fMidImag = 0.5f * ( pppfImag[0][k][iFBOffset] + pppfImag[1][k][iFBOffset] ); + fSideReal = 0.5f * ( pppfReal[0][k][iFBOffset] - pppfReal[1][k][iFBOffset] ); + fSideImag = 0.5f * ( pppfImag[0][k][iFBOffset] - pppfImag[1][k][iFBOffset] ); + + if ( *piMSMode == MS_PRED ) + { + fSideReal -= fPred * fMidReal; + fSideImag -= fPred * fMidImag; + } + + pppfReal[0][k][iFBOffset] = fMidReal; + pppfReal[1][k][iFBOffset] = fSideReal; + pppfImag[0][k][iFBOffset] = fMidImag; + pppfImag[1][k][iFBOffset] = fSideImag; + } + iFBOffset++; + } + } + else + { + iFBOffset += piBandwidths[b]; + } + } + } +#ifdef DEBUG_WRITE_MS_PRED + { + static FILE *fid; + if ( !fid ) + fid = fopen( "ms_enc.txt", "wt" ); + writeMSPred( piLRPhaseDiffs, piMSPredCoefs, *piMSMode, iNumMSBands, iNumBands, fid, piMSFlags ); + } +#endif + if ( *piMSMode == MS_PRED ) + { + /* Differential Coding of Phase Data*/ + PrepEncode( piLRPhaseDiffs, piMSFlags, iNumBands ); + PrepEncode( piMSPredCoefs, piMSFlags, iNumBands ); +#ifdef DEBUG_WRITE_MS_PRED + { + static FILE *fid; + if ( !fid ) + fid = fopen( "ms_pred_enc.txt", "wt" ); + writeMSPred( piLRPhaseDiffs, piMSPredCoefs, *piMSMode, iNumMSBands, iNumBands, fid, piMSFlags ); + } +#endif + /* Differential Coding*/ + EncodePhase( piLRPhaseDiffs, iNumMSBands, PHASE_DIFF_DIM ); + EncodePredCoef( piMSPredCoefs, iNumMSBands ); + } + + return iNumMSBands; +} + + +static void RemoveRMSEnvelope( + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t iNumGroups, + const int32_t *piGroupLengths, + int32_t **ppiRMSEnvelope, + float **ppfReal, + float **ppfImag ) +{ + int32_t k, n, b, iFBOffset, m, iRMSEnv; + int32_t iBlockOffset; + float fGain; + + iBlockOffset = 0; + for ( n = 0; n < iNumGroups; n++ ) + { + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + iRMSEnv = ppiRMSEnvelope[n][b]; + fGain = c_afRMSEnvReconstructTable[ENV_RECONSTRUCT_TABLE_CENTER - iRMSEnv]; + for ( m = 0; m < piBandwidths[b]; m++ ) + { + ppfReal[iBlockOffset][iFBOffset] *= fGain; + ppfImag[iBlockOffset][iFBOffset] *= fGain; + iFBOffset++; + } + } + iBlockOffset++; + } + } + + return; +} + +static void QuantizeSpectrumDPCM_Opt( + const int32_t iNumGroups, + const int32_t *piGroupLengths, + const int32_t iNumBands, + const int32_t *piBandwidths, + int32_t **ppiAlloc, + float **ppfReal, + float **ppfImag, + int32_t **ppiQReal, + int32_t **ppiQImag, + int32_t **ppiSignReal, + int32_t **ppiSignImag, + const int32_t iNumSubSets, + const int32_t iSubSetId, + const int32_t *piPredEnable, + float *pfA1Real, + float *pfA1Imag, + float *pfPredStateReal, + float *pfPredStateImag ) +{ + int32_t b, n; + int32_t iFBOffset; + int32_t k, iAlloc, iMaxQuantVal; + float fSCFGain, fInvSCFGain; + + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + int32_t m; + for ( m = 0; m < piBandwidths[b]; m++ ) + { + int32_t iBlockOffset = 0; + if ( piPredEnable[iFBOffset] == 1 ) + { + float fReal; + float fImag; + int32_t iSubset = iFBOffset % iNumSubSets; + float fPrevReal = 0.0f; + float fPrevImag = 0.0f; + if ( iSubset != iSubSetId ) + { + /* run predictors across sub-frames */ + fPrevReal = pfPredStateReal[iFBOffset]; + fPrevImag = pfPredStateImag[iFBOffset]; + } + for ( n = 0; n < iNumGroups; n++ ) + { + iAlloc = ppiAlloc[n][b]; + iMaxQuantVal = c_aiQuantMaxValues[iAlloc]; + fSCFGain = c_afScaleFactor[iAlloc]; + fInvSCFGain = c_afInvScaleFactor[iAlloc]; + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + /* prediction */ + fReal = pfA1Real[iFBOffset] * fPrevReal - pfA1Imag[iFBOffset] * fPrevImag; + fImag = pfA1Real[iFBOffset] * fPrevImag + pfA1Imag[iFBOffset] * fPrevReal; + + ppiQReal[iBlockOffset][iFBOffset] = Quantize( ppfReal[iBlockOffset][iFBOffset] + fReal, /* quantize residual */ + fSCFGain, + &ppiSignReal[iBlockOffset][iFBOffset], + iMaxQuantVal ); + + ppiQImag[iBlockOffset][iFBOffset] = Quantize( ppfImag[iBlockOffset][iFBOffset] + fImag, + fSCFGain, + &ppiSignImag[iBlockOffset][iFBOffset], + iMaxQuantVal ); + + fPrevReal = UnQuantize( ppiQReal[iBlockOffset][iFBOffset], + fInvSCFGain, + ppiSignReal[iBlockOffset][iFBOffset] ) - + fReal; /* add prediction to quantized residual = reconstructed sample */ + + fPrevImag = UnQuantize( ppiQImag[iBlockOffset][iFBOffset], + fInvSCFGain, + ppiSignImag[iBlockOffset][iFBOffset] ) - + fImag; + + iBlockOffset++; + } /* group length */ + } /* groups */ + pfPredStateReal[iFBOffset] = fPrevReal; + pfPredStateImag[iFBOffset] = fPrevImag; + } /* predEnable */ + else + { /* no prediction */ + for ( n = 0; n < iNumGroups; n++ ) + { + iAlloc = ppiAlloc[n][b]; + iMaxQuantVal = c_aiQuantMaxValues[iAlloc]; + fSCFGain = c_afScaleFactor[iAlloc]; + fInvSCFGain = c_afInvScaleFactor[iAlloc]; + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + ppiQReal[iBlockOffset][iFBOffset] = Quantize( ppfReal[iBlockOffset][iFBOffset], + fSCFGain, + &ppiSignReal[iBlockOffset][iFBOffset], + iMaxQuantVal ); + + ppiQImag[iBlockOffset][iFBOffset] = Quantize( ppfImag[iBlockOffset][iFBOffset], + fSCFGain, + &ppiSignImag[iBlockOffset][iFBOffset], + iMaxQuantVal ); + + iBlockOffset++; + } /* group length */ + } /* groups */ + } /* predEnable */ + iFBOffset++; + } /* bandwidth */ + } /* bands */ +} + +static int32_t CountLCLDBits( + const int32_t iNumGroups, + const int32_t *piGroupLengths, + const int32_t iNumBands, + const int32_t *piBandwidths, + const int32_t *piPredEnable, + int32_t **ppiAlloc, + int32_t **ppiQReal, + int32_t **ppiQImag ) +{ + int32_t k, n, b, iFBOffset; + int32_t iBits, iBlockOffest; + int32_t m, iAlloc, iHuffDim, iHuffMod; + + iBits = 0; + iBlockOffest = 0; + for ( n = 0; n < iNumGroups; n++ ) + { + for ( k = 0; k < piGroupLengths[n]; k++ ) + { + iFBOffset = 0; + for ( b = 0; b < iNumBands; b++ ) + { + iAlloc = ppiAlloc[n][b]; + + iHuffDim = c_aiHuffmanDim[iAlloc]; + iHuffMod = c_aiHuffmanMod[iAlloc]; + + if ( iAlloc > 0 ) + { + const uint16_t( *pauiHuffmanTable )[2] = NULL; + const uint16_t( *pauiHuffmanTableDPCM )[2] = NULL; + pauiHuffmanTable = c_apauiHuffEncTabels[iAlloc]; + pauiHuffmanTableDPCM = c_apauiHuffEncTabels[ALLOC_TABLE_SIZE + iAlloc]; + for ( m = 0; m < piBandwidths[b]; m++ ) + { + int32_t iQuantValue1; + int32_t iQuantValue2; + + iQuantValue1 = ppiQReal[iBlockOffest][iFBOffset]; + iQuantValue2 = ppiQImag[iBlockOffest][iFBOffset]; + + iBits += ( iQuantValue1 > 0 ) ? 1 : 0; /* Sign bit for vals > 0 */ + iBits += ( iQuantValue2 > 0 ) ? 1 : 0; /* Sign bit for vals > 0 */ + + if ( piPredEnable[iFBOffset] == 1 ) + { + if ( iHuffDim == 2 ) + { + iQuantValue1 *= iHuffMod; + iQuantValue1 += iQuantValue2; + iBits += pauiHuffmanTableDPCM[iQuantValue1][0]; + } + else + { + iBits += pauiHuffmanTableDPCM[iQuantValue1][0]; + iBits += pauiHuffmanTableDPCM[iQuantValue2][0]; + } + } + else + { + if ( iHuffDim == 2 ) + { + iQuantValue1 *= iHuffMod; + iQuantValue1 += iQuantValue2; + iBits += pauiHuffmanTable[iQuantValue1][0]; + } + else + { + iBits += pauiHuffmanTable[iQuantValue1][0]; + iBits += pauiHuffmanTable[iQuantValue2][0]; + } + } + + iFBOffset++; + } + } + else + { + iFBOffset += piBandwidths[b]; + } + } + + iBlockOffest++; + } + } + + return iBits; +} + + +/* Currently only the number of bands in frame */ +static int32_t WriteHeaderInformation( + const int32_t iNumBands, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten; + + iBitsWritten = 0; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iNumBands, 5 ); + iBitsWritten += 5; + + return iBitsWritten; +} + + +static int32_t WriteMSInformation( + const int32_t iNumBands, + const int32_t iMSMode, + const int32_t *piMSFlags, + const int32_t *piLRPhaseDiff, + const int32_t *piMSPredCoef, + int32_t iNumMSPredBands, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten; + int32_t iMSPredAll = ( iNumMSPredBands == iNumBands ); +#ifdef DEBUG_WRITE_MS_PRED + int32_t iBitsWrittenTmp = 0; +#endif + iBitsWritten = 0; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iMSMode, 2 ); + iBitsWritten += 2; + + if ( iMSMode == 3 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iMSPredAll, 1 ); + iBitsWritten += 1; + } + + if ( iMSMode == 2 || ( iMSMode == 3 && !iMSPredAll ) ) + { + int32_t n; + for ( n = 0; n < iNumBands; n++ ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, piMSFlags[n], 1 ); + iBitsWritten += 1; + } + } + +#ifdef DEBUG_WRITE_MS_PRED + iBitsWrittenTmp = iBitsWritten; +#endif + if ( iMSMode == 3 ) + { + int32_t b; + int32_t anyNonZero; + anyNonZero = 0; + for ( b = 0; b < iNumMSPredBands; b++ ) + { + if ( piLRPhaseDiff[b] != 0 ) + { + anyNonZero = 1; + break; + } + } + ISAR_SPLIT_REND_BITStream_write_int32( pBits, anyNonZero, 1 ); + iBitsWritten++; + + if ( anyNonZero ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, piLRPhaseDiff[0] - PHASE_MIN_VAL, PHASE_BAND0_BITS ); + iBitsWritten += PHASE_BAND0_BITS; + for ( b = 1; b < iNumMSPredBands; b++ ) + { + int32_t tabIdx = piLRPhaseDiff[b] - ENV_DELTA_MIN; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, c_aaiRMSEnvHuffEnc[tabIdx][1], c_aaiRMSEnvHuffEnc[tabIdx][0] ); + iBitsWritten += c_aaiRMSEnvHuffEnc[tabIdx][0]; + } + } + + anyNonZero = 0; + for ( b = 0; b < iNumMSPredBands; b++ ) + { + if ( piMSPredCoef[b] != 0 ) + { + anyNonZero = 1; + break; + } + } + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, anyNonZero, 1 ); + iBitsWritten++; + + if ( anyNonZero ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, piMSPredCoef[0] - PRED_MIN_VAL, PRED_BAND0_BITS ); + iBitsWritten += PRED_BAND0_BITS; + for ( b = 1; b < iNumMSPredBands; b++ ) + { + int32_t tabIdx = piMSPredCoef[b] - ENV_DELTA_MIN; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, c_aaiRMSEnvHuffEnc[tabIdx][1], c_aaiRMSEnvHuffEnc[tabIdx][0] ); + iBitsWritten += c_aaiRMSEnvHuffEnc[tabIdx][0]; + } + } + } +#ifdef DEBUG_WRITE_MS_PRED + { + static FILE *fid = 0; + if ( !fid ) + { + fid = fopen( "ms_pred_bitrate.txt", "wt" ); + } + fprintf( fid, "%f\n", (float) ( ( iBitsWritten - iBitsWrittenTmp ) * ( iMSMode == 3 ) * 50 ) / 1000.0f ); /*kb/s*/ + } +#endif + + return iBitsWritten; +} + + +static int32_t WriteGroupInformation( + const int32_t iChannels, + const int32_t iCommonGrouping, + const int32_t *piNumGroups, + int32_t **ppiGroupLengths, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t c, k, n, iBitsWritten; + + iBitsWritten = 0; + if ( iChannels == 2 && iCommonGrouping == 1 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iCommonGrouping, 1 ); + iBitsWritten += 1; + + for ( n = 0; n < piNumGroups[0]; n++ ) + { + for ( k = 1; k < ppiGroupLengths[0][n]; k++ ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0, 1 ); + iBitsWritten += 1; + } + if ( n < ( piNumGroups[0] - 1 ) ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 1, 1 ); + iBitsWritten += 1; + } + } + } + else if ( iChannels == 2 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, iCommonGrouping, 1 ); + iBitsWritten += 1; + + for ( c = 0; c < iChannels; c++ ) + { + for ( n = 0; n < piNumGroups[c]; n++ ) + { + for ( k = 1; k < ppiGroupLengths[c][n]; k++ ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0, 1 ); + iBitsWritten += 1; + } + if ( n < ( piNumGroups[c] - 1 ) ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 1, 1 ); + iBitsWritten += 1; + } + } + } + } + else + { + for ( c = 0; c < iChannels; c++ ) + { + for ( n = 0; n < piNumGroups[c]; n++ ) + { + for ( k = 1; k < ppiGroupLengths[c][n]; k++ ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0, 1 ); + iBitsWritten += 1; + } + + if ( n < ( piNumGroups[c] - 1 ) ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 1, 1 ); + iBitsWritten += 1; + } + } + } + } + + return iBitsWritten; +} + + +static int32_t WriteRMSEnvelope( + const int32_t iChannels, + const int32_t *piNumGroups, + const int32_t iNumBands, + int32_t ***pppiRMSEnvelope, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t k, n; + int32_t iBitsWritten; + + iBitsWritten = 0; + for ( n = 0; n < iChannels; n++ ) + { + for ( k = 0; k < piNumGroups[n]; k++ ) + { + int32_t b; + int32_t iLastRMSVal; + + iLastRMSVal = pppiRMSEnvelope[n][k][0]; + iLastRMSVal = ( iLastRMSVal > ENV_MIN ) ? iLastRMSVal : ENV_MIN; + iLastRMSVal = ( iLastRMSVal < ENV_MAX ) ? iLastRMSVal : ENV_MAX; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, ( iLastRMSVal - ENV_MIN ), ENV0_BITS ); + iBitsWritten += ENV0_BITS; + + for ( b = 1; b < iNumBands; b++ ) + { + int32_t iDelta; + + iDelta = pppiRMSEnvelope[n][k][b] - iLastRMSVal; + iDelta = ( iDelta > ENV_DELTA_MIN ) ? iDelta : ENV_DELTA_MIN; + iDelta = ( iDelta < ENV_DELTA_MAX ) ? iDelta : ENV_DELTA_MAX; + iDelta -= ENV_DELTA_MIN; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, c_aaiRMSEnvHuffEnc[iDelta][1], c_aaiRMSEnvHuffEnc[iDelta][0] ); + iBitsWritten += c_aaiRMSEnvHuffEnc[iDelta][0]; + + iLastRMSVal = pppiRMSEnvelope[n][k][b]; + } + } + } + + return iBitsWritten; +} + + +static int32_t WriteAllocInformation( + const int32_t iAllocOffset, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten; + + iBitsWritten = 0; + + if ( iAllocOffset < MIN_ALLOC_OFFSET || iAllocOffset > MAX_ALLOC_OFFSET ) + { + printf( "Serious error\n" ); + } + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, ( iAllocOffset - MIN_ALLOC_OFFSET ), ALLOC_OFFSET_BITS ); + iBitsWritten += ALLOC_OFFSET_BITS; + + return iBitsWritten; +} + +static int32_t WriteLCLDData( + const int32_t *piNumGroups, + int32_t **ppiGroupLengths, + const int32_t iNumBands, + const int32_t iNumChannels, + int32_t **ppiPredEnable, + const int32_t iNumSubSets, + const int32_t iSubSetId, + int32_t ***pppiAlloc, + int32_t ***pppiSignReal, + int32_t ***pppiSignImag, + int32_t ***pppiQReal, + int32_t ***pppiQImag, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten; + int32_t iNumLcldBands = c_aiNumLcldBandsPerBand[iNumBands - 1]; + int32_t s; + int32_t iSet = iSubSetId; + + iBitsWritten = 0; + for ( s = 0; s < iNumSubSets; s++, iSet-- ) + { + int32_t ch; + if ( iSet < 0 ) + { + iSet = iNumSubSets - 1; + } + + for ( ch = 0; ch < iNumChannels; ch++ ) + { + int32_t iBlockOffest = 0; + int32_t n; + for ( n = 0; n < piNumGroups[ch]; n++ ) + { + int32_t k; + for ( k = 0; k < ppiGroupLengths[ch][n]; k++ ) + { + int32_t iFBOffset; + for ( iFBOffset = iSet; iFBOffset < iNumLcldBands; iFBOffset += iNumSubSets ) + { + int32_t b; + int32_t iAlloc; + int32_t iHuffDim; + int32_t iHuffMod; + + b = c_aiBandIdPerLcldBand[iFBOffset]; + + iAlloc = pppiAlloc[ch][n][b]; + + iHuffDim = c_aiHuffmanDim[iAlloc]; + iHuffMod = c_aiHuffmanMod[iAlloc]; + + if ( iAlloc > 0 ) + { + const uint16_t( *pauiHuffmanTable )[2] = NULL; + const uint16_t( *pauiHuffmanTableDPCM )[2] = NULL; + int32_t iQuantValue1; + int32_t iQuantValue2; + pauiHuffmanTable = c_apauiHuffEncTabels[iAlloc]; + pauiHuffmanTableDPCM = c_apauiHuffEncTabels[ALLOC_TABLE_SIZE + iAlloc]; + + iQuantValue1 = pppiQReal[ch][iBlockOffest][iFBOffset]; + iQuantValue2 = pppiQImag[ch][iBlockOffest][iFBOffset]; +#ifdef LCLD_HANDLE_PRED_START_SAMPLE + if ( ppiPredEnable[ch][iFBOffset] == 1 && ( iBlockOffest > 0 || iSet != iSubSetId ) ) +#else + if ( ppiPredEnable[ch][iFBOffset] == 1 ) +#endif + { + if ( iHuffDim == 2 ) + { + int32_t iSymbol; + iSymbol = iQuantValue1; + iSymbol *= iHuffMod; + iSymbol += iQuantValue2; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTableDPCM[iSymbol][1], pauiHuffmanTableDPCM[iSymbol][0] ); + iBitsWritten += pauiHuffmanTableDPCM[iSymbol][0]; + } + else + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTableDPCM[iQuantValue1][1], pauiHuffmanTableDPCM[iQuantValue1][0] ); + iBitsWritten += pauiHuffmanTableDPCM[iQuantValue1][0]; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTableDPCM[iQuantValue2][1], pauiHuffmanTableDPCM[iQuantValue2][0] ); + iBitsWritten += pauiHuffmanTableDPCM[iQuantValue2][0]; + } + } + else + { + if ( iHuffDim == 2 ) + { + int32_t iSymbol; + iSymbol = iQuantValue1; + iSymbol *= iHuffMod; + iSymbol += iQuantValue2; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTable[iSymbol][1], pauiHuffmanTable[iSymbol][0] ); + iBitsWritten += pauiHuffmanTable[iSymbol][0]; + } + else + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTable[iQuantValue1][1], pauiHuffmanTable[iQuantValue1][0] ); + iBitsWritten += pauiHuffmanTable[iQuantValue1][0]; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pauiHuffmanTable[iQuantValue2][1], pauiHuffmanTable[iQuantValue2][0] ); + iBitsWritten += pauiHuffmanTable[iQuantValue2][0]; + } + } + + if ( iQuantValue1 > 0 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pppiSignReal[ch][iBlockOffest][iFBOffset], 1 ); + iBitsWritten += 1; + } + if ( iQuantValue2 > 0 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pppiSignImag[ch][iBlockOffest][iFBOffset], 1 ); + iBitsWritten += 1; + } + } + } + iBlockOffest++; + } + } + } + } + + return iBitsWritten; +} + +static int32_t ComputeAllocation( + const int32_t iChannels, + const int32_t *piNumGroups, + int32_t **ppiGroupLengths, + const int32_t iNumBands, + const int32_t *piBandwidths, + float ***pppfReal, + float ***pppfImag, + int32_t ***pppiSMR, + const int32_t iAvailableBits, + int32_t *piAllocOffset, + int32_t ***pppiAlloc, + int32_t ***pppiQReal, + int32_t ***pppiQImag, + int32_t ***pppiSignReal, + int32_t ***pppiSignImag, + PredictionEncoder *psPredictionEncoder ) +{ + int32_t iBitsUsed, iDone, iDelta; + int32_t b, k, n; + int32_t iLimitAllocOffset; + + iBitsUsed = ALLOC_OFFSET_BITS; /* Bits used for Alloc Offset */ + + iDone = 0; + iDelta = -MIN_ALLOC_OFFSET; + *piAllocOffset = 0; + + while ( iDone == 0 ) + { + iBitsUsed = ALLOC_OFFSET_BITS; + + iLimitAllocOffset = *piAllocOffset; + iLimitAllocOffset = ( iLimitAllocOffset > MIN_ALLOC_OFFSET ) ? iLimitAllocOffset : MIN_ALLOC_OFFSET; + iLimitAllocOffset = ( iLimitAllocOffset < MAX_ALLOC_OFFSET ) ? iLimitAllocOffset : MAX_ALLOC_OFFSET; + + for ( n = 0; n < iChannels; n++ ) + { + for ( k = 0; k < piNumGroups[n]; k++ ) + { + for ( b = 0; b < iNumBands; b++ ) + { + int32_t iAlloc; + iAlloc = ( ( pppiSMR[n][k][b] + iLimitAllocOffset * ALLOC_OFFSET_SCALE ) >> 5 ); + iAlloc = ( iAlloc > MIN_ALLOC ) ? iAlloc : MIN_ALLOC; + iAlloc = ( iAlloc < MAX_ALLOC ) ? iAlloc : MAX_ALLOC; + pppiAlloc[n][k][b] = iAlloc; + } + } + + if ( psPredictionEncoder->iNumSubSets > 1 ) + { + mvr2r( psPredictionEncoder->ppfPredStateReal[n], psPredictionEncoder->ppfPredStateRealTmp[n], LCLD_BANDS ); + mvr2r( psPredictionEncoder->ppfPredStateImag[n], psPredictionEncoder->ppfPredStateImagTmp[n], LCLD_BANDS ); + } + + QuantizeSpectrumDPCM_Opt( piNumGroups[n], + (const int32_t *) ppiGroupLengths[n], + iNumBands, + piBandwidths, + pppiAlloc[n], + pppfReal[n], + pppfImag[n], + pppiQReal[n], + pppiQImag[n], + pppiSignReal[n], + pppiSignImag[n], + psPredictionEncoder->iNumSubSets, + psPredictionEncoder->iSubSetId, + psPredictionEncoder->ppiPredBandEnable[n], + psPredictionEncoder->ppfA1Real[n], + psPredictionEncoder->ppfA1Imag[n], + psPredictionEncoder->ppfPredStateRealTmp[n], + psPredictionEncoder->ppfPredStateImagTmp[n] ); + + iBitsUsed += CountLCLDBits( piNumGroups[n], + (const int32_t *) ppiGroupLengths[n], + iNumBands, + piBandwidths, + (const int32_t *) psPredictionEncoder->ppiPredBandEnable[n], + pppiAlloc[n], + pppiQReal[n], + pppiQImag[n] ); + } + + if ( *piAllocOffset <= MIN_ALLOC_OFFSET && iBitsUsed > iAvailableBits ) + { +#ifdef DEBUG_VERBOSE + printf( "Frame can not be coded with the number of bits available\n" ); +#endif + /* iLastError = ENC_ERROR_STREAM_FAILURE;*/ + return -1; + } + else if ( *piAllocOffset >= MAX_ALLOC_OFFSET && iBitsUsed < iAvailableBits ) + { + *piAllocOffset = MAX_ALLOC_OFFSET; + iDone++; + } + else + { + if ( iDelta == 0 && iBitsUsed > iAvailableBits ) + { + iDelta = 1; + } + else if ( iDelta == 0 && iBitsUsed < iAvailableBits ) + { + iDone++; + } + else if ( iBitsUsed == iAvailableBits ) + { + iDone++; + } + + if ( iBitsUsed > iAvailableBits ) + { + *piAllocOffset -= iDelta; + iDelta >>= 1; + } + else if ( iBitsUsed < iAvailableBits ) + { + *piAllocOffset += iDelta; + iDelta >>= 1; + } + } + } + + if ( psPredictionEncoder->iNumSubSets > 1 ) + { + for ( n = 0; n < iChannels; n++ ) + { + mvr2r( psPredictionEncoder->ppfPredStateRealTmp[n], psPredictionEncoder->ppfPredStateReal[n], LCLD_BANDS ); + mvr2r( psPredictionEncoder->ppfPredStateImagTmp[n], psPredictionEncoder->ppfPredStateImag[n], LCLD_BANDS ); + } + } + + /* + printf("%d\n",*piAllocOffset); + printf("%d\t%d\t%d\n",pppiAlloc[0][0][0],pppiAlloc[0][0][1],pppiAlloc[0][0][22]); + + printf("%d\t%d\t%d\t%d\n",*piAllocOffset,iAvailableBits,iBitsUsed,iAvailableBits - iBitsUsed); + */ + + return iBitsUsed; +} +#endif diff --git a/lib_isar/isar_lcld_prot.h b/lib_isar/isar_lcld_prot.h new file mode 100644 index 0000000000000000000000000000000000000000..d3ce8cc960d7c7bfbf10b624c639845cb6e3f790 --- /dev/null +++ b/lib_isar/isar_lcld_prot.h @@ -0,0 +1,393 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_LCLD_PROT_H +#define ISAR_LCLD_PROT_H + +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "common_api_types.h" +#include "isar_rom_lcld_tables.h" + +/* clang-format off */ + +typedef struct LCLD_ENCODER LCLDEncoder; + +ivas_error CreateLCLDEncoder( + LCLDEncoder **psLCLDEncoder_out, + const int32_t iSampleRate, + const int32_t iChannels, + const int32_t iTargetBitRate, + const int32_t iAllowSidePred, + const int16_t iNumBlocks, + const int16_t iNumSubSets, + const int32_t iRealOnlyOut + ); + +void DeleteLCLDEncoder( + LCLDEncoder *psLCLDEncoder +); + +int32_t EncodeLCLDFrame( + LCLDEncoder *psLCLDEncoder, + float ***pppfLCLDReal, + float ***pppfLCLDImag, + int32_t *piNumiBites, + const int32_t available_bits, + ISAR_SPLIT_REND_BITS_HANDLE pBits ); + + +typedef struct LCLD_DECODER LCLDDecoder; + +ivas_error CreateLCLDDecoder( + LCLDDecoder **psLCLDDecoder_out, + const int32_t iSampleRate, + const int32_t iChannels, + const int32_t iNumBlocks, + const int32_t iRealOnlyOut); + +void DeleteLCLDDecoder( + LCLDDecoder *psLCLDDecoder +); + +int32_t DecodeLCLDFrame( + LCLDDecoder *psLCLDDecoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + float ***pppfLCLDReal, + float ***pppfLCLDImag +); + + +/*----------------------------------------------------------------------------------* + * MSPred prototypes + *----------------------------------------------------------------------------------*/ + +int32_t quantPhase( + float phase +); + +void cplxmult_lcld( + float *pr1, + float *pi1, + const float r2, + const float i2 +); + + +int32_t requantPhase( + int32_t phaseQ +); + +int32_t quantPred( + const float pred +); + +float dequantPhase( + const int32_t phaseQ +); + +float dequantPred( + int32_t predQ +); + +int32_t PrepEncode( + int32_t *piQuant, + const int32_t *piMSFlags, + const int32_t numBands +); + +void EncodePhase( + int32_t *phaseQuant, + const int32_t numMSBands, + const int32_t diffDim +); + +void DecodePhase( + int32_t *phaseQuant, + const int32_t numMSBands, + const int32_t diffDim +); + +int32_t EncodePredCoef( + int32_t *predQuant, + const int32_t numMSBands +); + +void DecodePredCoef( + int32_t *phaseQuant, + const int32_t numMSBands +); + +void writeMSPred( + int32_t *phaseQuant, + int32_t *predQuant, + const int32_t MSMode, + const int32_t numMSBands, + int32_t numBands, + void *fid, + int32_t *piMsFlags +); + +int32_t CountMSBits( + int32_t iNumBands, + const int32_t iMSMode, + const int32_t *piMSFlags, + const int32_t *piLRPhaseDiff, + const int32_t *piMSPredCoef +); + + +/*----------------------------------------------------------------------------------* + * NoiseGen prototypes + *----------------------------------------------------------------------------------*/ + +typedef struct NOISE_GEN +{ + int32_t iNoiseBufferLength; + int32_t iNoiseBufferMask; + int32_t iNoiseBufferIndex; + float *pfNoiseBuffer; +} NoiseGen; + +void DeleteNoiseGen( + NoiseGen *psNoiseGen +); + +inline float GetNoise( NoiseGen *psNoiseGen ) +{ + float fNoiseSample; + + fNoiseSample = psNoiseGen->pfNoiseBuffer[psNoiseGen->iNoiseBufferIndex]; + psNoiseGen->iNoiseBufferIndex++; + psNoiseGen->iNoiseBufferIndex &= psNoiseGen->iNoiseBufferMask; + + return fNoiseSample; +} + + +/*----------------------------------------------------------------------------------* + * PereptualModel prototypes + *----------------------------------------------------------------------------------*/ + +extern void PerceptualModel( + const int32_t iMaxQuantBands, + const int32_t *piRMSEnvelope, + int32_t *piExcitation, + int32_t *piSMR +); + +extern void PerceptualModelStereo( + const int32_t iMaxQuantBands, + const int32_t *piMSFlags, + const int32_t *piRMSEnvelope0, + const int32_t *piRMSEnvelope1, + int32_t *piExcitation0, + int32_t *piExcitation1, + int32_t *piSMR0, + int32_t *piSMR1 +); + + +/*----------------------------------------------------------------------------------* + * PredEncoder/PredDecoder prototypes + *----------------------------------------------------------------------------------*/ + +typedef struct PREDICTION_ENCODER +{ + int32_t iChannels; + int32_t iNumBlocks; + + int32_t iSubSetId; + int32_t iNumSubSets; + int32_t iMaxNumPredBands; + float ***pppfInpBufReal; /* channels, LCLD_PRED_WIN_LEN, bands */ + float ***pppfInpBufImag; + float **ppfPredStateReal; /* channels, bands */ + float **ppfPredStateImag; + float **ppfPredStateRealTmp; + float **ppfPredStateImagTmp; + float **ppfInpPrevReal; /* channels, bands */ + float **ppfInpPrevImag; + float pfRxxReal[2]; + float pfRxxImag[2]; + + int32_t *piPredChanEnable; + int32_t *piNumPredBands; + int32_t **ppiPredBandEnable; + + float **ppfA1Real; + float **ppfA1Imag; + + int32_t **ppiA1Mag; + int32_t **ppiA1Phase; +} PredictionEncoder; + +ivas_error CreatePredictionEncoder( + PredictionEncoder **psPredictionEncoder_out, + const int32_t iChannels, + const int32_t iNumBlocks, + const int32_t iNumSubSets, + const int32_t iMaxNumPredBands +); + +void DeletePredictionEncoder( + PredictionEncoder *psPredictionEncoder +); + +void ComputePredictors( + PredictionEncoder *psPredictionEncoder, + float ***pppfReal, + float ***pppfImag +); + + +int32_t WritePredictors( + PredictionEncoder *psPredictionEncoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits +); + +typedef struct PREDICTION_DECODER +{ + int32_t iChannels; + int32_t iNumBlocks; + int32_t iSubSetId; + int32_t iNumSubSets; + float **ppfPredStateReal; + float **ppfPredStateImag; + + int32_t *piPredChanEnable; + int32_t **ppiPredBandEnable; + + /* PLC_IMPROVEMENT */ + int32_t **ppiDecodingUnresolved; + int32_t **ppiDecodingFailed; + int32_t **ppiDecodingFailedPrev; + + float **ppfA1Real; + float **ppfA1Imag; + + int32_t **ppiA1Mag; + int32_t **ppiA1Phase; + + float pfMagLUT[1 << PRED_QUNAT_FILTER_MAG_BITS]; + float pfP2RRealLUT[1 << PRED_QUANT_FILTER_PHASE_BITS]; + float pfP2RImagLUT[1 << PRED_QUANT_FILTER_PHASE_BITS]; + +} PredictionDecoder; + +ivas_error CreatePredictionDecoder( + PredictionDecoder **psPredictionDecoder_out, + const int32_t iChannels, + const int32_t iNumBlocks +); + +void DeletePredictionDecoder( + PredictionDecoder *psPredictionDecoder +); + +int32_t ReadPredictors( + PredictionDecoder *psPredictionDecoder, + ISAR_SPLIT_REND_BITS_HANDLE pBits +); + +/* PLC_IMPROVEMENT */ +void UpdatePredictionSubSetId( + PredictionEncoder *psPredictionEncoder); + +void SetDecodingUnresolved( + LCLDDecoder *psLCLDDecoder); + +int32_t AnyDecodingFailedPrev( + LCLDDecoder *psLCLDDecoder); + +int32_t AnyDecodingFailed( + LCLDDecoder *psLCLDDecoder); + +int32_t **GetDecodingFailedStatus( + LCLDDecoder *psLCLDDecoder); + +int16_t GetNumSubSets( + LCLDDecoder *psLCLDDecoder); + +int32_t **GetDecodingFailedPrevStatus( + LCLDDecoder *psLCLDDecoder); + +void SetDecodingPassed( + PredictionDecoder *psPredictionDecoder); + +void UpdateDecodingUnresolved( + PredictionDecoder *psPredictionDecoder); + +void UpdateDecodingFailedStatus( + PredictionDecoder *psPredictionDecoder); + +int32_t AnyDecodingUnresolved( + PredictionDecoder *psPredictionDecoder); + +void ApplyInversePredictors( + PredictionDecoder *psPredictionDecoder, + float ***pppfReal, + float ***pppfImag +); + + +/*----------------------------------------------------------------------------------* + * RMSEnvGrouping prototypes + *----------------------------------------------------------------------------------*/ + +typedef struct RMS_ENVELOPE_GROUPING RMSEnvelopeGrouping; + +RMSEnvelopeGrouping *CreateRMSEnvelopeGrouping( + const int32_t iNumBlocks +); + +void DeleteRMSEnvelopeGrouping( + RMSEnvelopeGrouping *psRMSEnvelopeGrouping +); + +void ComputeEnvelopeGrouping( + RMSEnvelopeGrouping *psRMSEnvelopeGrouping, + const int32_t iChannels, + const int32_t iNumBands, + const int32_t *piBandwidths, + float ***pppfReal, + float ***pppfImag, + int32_t *piNumGroups, + int32_t *piGroupLengths, + int32_t ***pppiRMSEnvelope +); + + +#endif +/* clang-format on */ + +#endif /* _LCLD_ENCODER_H_ */ diff --git a/lib_isar/isar_prot.h b/lib_isar/isar_prot.h new file mode 100644 index 0000000000000000000000000000000000000000..43248926deb3bb1c7d673597b60402c37054d46d --- /dev/null +++ b/lib_isar/isar_prot.h @@ -0,0 +1,393 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_PROT_H +#define ISAR_PROT_H + + +#include "isar_stat.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT + +#include +#include "options.h" +#include "ivas_error.h" +#include "lib_isar_post_rend.h" + +ivas_error isar_splitBinPreRendOpen( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE *hBinHrSplitPreRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + , + const int32_t output_Fs +#endif +); + +ivas_error split_renderer_open_lc3plus( + SPLIT_REND_WRAPPER *hSplitRendWrapper, + const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, + const int32_t OutSampleRate, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const IVAS_RENDER_FRAMESIZE ivas_frame_size +#else + const int16_t num_subframes +#endif +); + +void isar_splitBinPreRendClose( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE *hBinHrSplitPreRend ); + +void lc3plusTimeAlignCldfbPoseCorr( + SPLIT_REND_WRAPPER *hSplitBin, + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] ); + +ivas_error splitRendLc3plusEncodeAndWrite( + SPLIT_REND_WRAPPER *hSplitBin, + ISAR_SPLIT_REND_BITS_HANDLE pBits, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int32_t available_bits, +#else + const int32_t SplitRendBitRate, +#endif + float *in[] ); + +int32_t ISAR_SPLIT_REND_BITStream_read_int32( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t bits ); + +void ISAR_SPLIT_REND_BITStream_write_int32( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t val, + const int32_t bits ); + +ivas_error isar_splitBinLCLDEncOpen( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE *hSplitBinLCLDEnc, + const int32_t iSampleRate, + const int16_t iChannels, + const int32_t iDataRate, + const int16_t iNumBlocks, + const int16_t iNumIterations ); + +ivas_error isar_splitBinRendPLCOpen( + ISAR_SPLIT_REND_PLC_HANDLE *phSplitRendPLC, + const int16_t iNumSubSets ); + +void isar_splitBinRendPLCClose( + ISAR_SPLIT_REND_PLC_HANDLE *phSplitRendPLC ); + +ivas_error isar_splitBinLCLDDecOpen( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE *hSplitBinLCLDDec, + const int32_t iSampleRate, + const int16_t iChannels, + const int16_t iNumBlocks, + const int16_t iNumIterations ); + +void isar_splitBinLCLDDecClose( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE *hSplitBinLCLDDec ); + +void isar_splitBinRendPLCsaveState( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations ); + +void isar_splitBinRendPLC_xf( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations, + int32_t **ppiDecodingFailed, + int32_t **ppiDecodingFailedPrev ); + +void isar_splitBinRendPLC( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations, + int32_t **ppiDecodingFailed ); + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG +void isar_log_cldfb2wav_data( + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + HANDLE_CLDFB_FILTER_BANK *cldfbSyn, + const int16_t num_chs, + const int16_t num_freq_bands, + const int32_t output_Fs, + const int16_t start_slot_idx, + const int16_t md_band_idx, + const char *filename ); +#endif + +void isar_splitBinLCLDDecProcess( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE hSplitBinLCLDDec, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t bfi ); + +void set_fix_rotation_mat( + float fix_pos_rot_mat[][BINAURAL_CHANNELS][BINAURAL_CHANNELS], + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ); + +void isar_splitBinLCLDEncClose( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE *hSplitBinLCLDEnc ); + +void isar_splitBinLCLDEncProcess( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE hSplitBinLCLDEnc, + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int32_t available_bits, + ISAR_SPLIT_REND_BITS_HANDLE pBits ); + +void set_pose_types( + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1], + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ); + +void isar_split_rend_init_huff_cfg( + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg ); + +ivas_error isar_splitBinPostRendOpen( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE *hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs ); + +void isar_splitBinPostRendClose( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE *hBinHrSplitPostRend ); + +void isar_SplitRenderer_getdiagdiff( + int16_t in_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + int16_t out_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + const int16_t sign, + const int16_t min_val, + const int16_t max_val ); + +void isar_split_rend_get_quant_params( + const int16_t num_md_bands, + int16_t pred_real_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_imag_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_quant_pnts_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + float pred_quantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + float pred_1byquantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t d_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t bands_pitch[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_real_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_imag_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + const int16_t ro_flag, +#endif + int16_t *num_quant_strats +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + , + int16_t *num_complex_bands +#endif +); + +void isar_splitBinPostRendMdDec( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend +#else + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData +#endif +); + +void Quat2EulerDegree( + const IVAS_QUATERNION quat, /* i : quaternion describing the rotation */ + float *yaw, /* o : yaw */ + float *pitch, /* o : pitch */ + float *roll /* o : roll */ +); + +void isar_mat_mult_2by2_complex( + float in_re1[2][2], + float in_im1[2][2], + float in_re2[2][2], + float in_im2[2][2], + float out_re2[2][2], + float out_im2[2][2] ); + +void isar_rend_CldfbSplitPostRendProcess( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const IVAS_QUATERNION QuaternionPost, + float Cldfb_RealBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], + float output[][L_FRAME48k], + const int16_t cldfb_in_flag ); + +void isar_rend_CldfbSplitPreRendProcess( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + const IVAS_QUATERNION headPosition, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t target_md_bits, + const int16_t low_res_pre_rend_rot, + const int16_t ro_md_flag ); + +ivas_error isar_renderMultiTDBinToSplitBinaural( + SPLIT_REND_WRAPPER *hSplitBin, + const IVAS_QUATERNION headPosition, + const int32_t SplitRendBitRate, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int16_t isar_frame_size_ms, +#endif + const int16_t codec_frame_size_ms, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int16_t max_bands, + float *in[], + const int16_t low_res_pre_rend_rot, + const int16_t pcm_out_flag, + const int16_t ro_md_flag ); + +void isar_init_multi_bin_pose_data( + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ); + +void isar_renderSplitGetMultiBinPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const ISAR_SPLIT_REND_ROT_AXIS rot_axis ); + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS +int16_t isar_renderSplitGetRot_axisNumBits( + const int16_t dof ); + +ISAR_SPLIT_REND_ROT_AXIS isar_renderSplitGetRot_axisFromCode( + const int16_t dof, + const int16_t code ); + +int16_t isar_renderSplitGetCodeFromRot_axis( + const int16_t dof, + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, + int16_t *num_bits ); +#endif + +void isar_init_split_post_rend_handles( + ISAR_SPLIT_POST_REND_WRAPPER *hSplitRendWrapper ); + +void isar_set_split_rend_ht_setup( + SPLIT_REND_WRAPPER *hSplitrend, + IVAS_QUATERNION Quaternions[MAX_PARAM_SPATIAL_SUBFRAMES], + float Rmat[MAX_PARAM_SPATIAL_SUBFRAMES][3][3] ); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +int32_t isar_get_lc3plus_bitrate( + const int32_t SplitRendBitRate, + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode, + const int16_t split_prerender_frame_size_ms ); +#endif + +ivas_error isar_split_rend_validate_config( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, + const int16_t pcm_out_flag ); + +int32_t isar_get_lcld_bitrate( + const int32_t SplitRendBitRate, + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode ); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +int8_t isar_get_lc3plus_bitrate_id( + const int32_t SplitRendBitRate ); +#endif + +int32_t isar_get_split_rend_md_target_brate( + const int32_t SplitRendBitRate, + const int16_t pcm_out_flag ); + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +ivas_error isar_framesize_to_ms( + const IVAS_RENDER_FRAMESIZE frame_size, /* i : frame size enum */ + int16_t *ms /* o : frame size in ms */ +); +#endif + +ivas_error isar_split_rend_choose_default_codec( + ISAR_SPLIT_REND_CODEC *pCodec, /* i/o: pointer to codec setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t *pIsar_frame_size_ms, /* i/o: pointer to isar frame size setting */ +#endif + int16_t *pCodec_frame_size_ms, /* i/o: pointer to codec frame size setting */ + const int16_t cldfb_in_flag, /* i : flag indicating rendering in TD */ + const int16_t pcm_out_flag, /* i : flag to indicate PCM output */ + const int16_t num_subframes /* i : number of subframes */ +); + +void ISAR_SPLIT_REND_BITStream_init( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t buf_len_bytes, + uint8_t *pbuf ); + +void isar_split_rend_huffman_dec_init_min_max_len( + isar_split_rend_huffman_cfg_t *p_huff_cfg ); + +int16_t wrap_a( + int16_t val, + const int16_t min_val, + const int16_t max_val ); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +int32_t isar_get_lc3plus_size_from_id( + const int8_t SplitRendBitRateId, + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode, + const int16_t split_prerender_frame_size_ms ); +#endif + +void isar_renderSplitUpdateNoCorrectionPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ); + +int32_t get_bit( + const int32_t state, + const int32_t bit_id ); + +ISAR_POST_REND_AudioConfigType isar_getAudioConfigType( + const IVAS_AUDIO_CONFIG config ); + +void isar_init_split_rend_handles( + SPLIT_REND_WRAPPER *hSplitRendWrapper ); + +#endif + +/* clang-format on */ + +#endif /* ISAR_PROT_H */ diff --git a/lib_isar/isar_rom_lcld_tables.c b/lib_isar/isar_rom_lcld_tables.c new file mode 100644 index 0000000000000000000000000000000000000000..bd2487404d6ccc9fec428f001f35340b4e30c40c --- /dev/null +++ b/lib_isar/isar_rom_lcld_tables.c @@ -0,0 +1,12097 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "isar_rom_lcld_tables.h" +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "wmc_auto.h" +#include "prot.h" +#include "isar_lcld_prot.h" + +/* clang-format off */ +const int32_t c_aiNumLcldBandsPerBand[MAX_BANDS_48] = { + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 21, 24, 27, 31, 37, 43, 50, 60 +}; + +const int32_t c_aiBandIdPerLcldBand[LCLD_BANDS] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 16, 17, 17, 17, 18, 18, 18, + 18, 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22 +}; + +/* phi = (-12:12)'/12 *pi; tmp = [cos(phi),sin(phi)]; tmp = tmp';sprintf('{%.8ff, %.8ff},\n',tmp(:)) */ +const float c_afRotRealImag[PHASE_MAX_VAL - PHASE_MIN_VAL + 1][2] = +{ + { -1.00000000f, -0.00000000f }, + { -0.96592583f, -0.25881905f }, + { -0.86602540f, -0.50000000f }, + { -0.70710678f, -0.70710678f }, + { -0.50000000f, -0.86602540f }, + { -0.25881905f, -0.96592583f }, + { 0.00000000f, -1.00000000f }, + { 0.25881905f, -0.96592583f }, + { 0.50000000f, -0.86602540f }, + { 0.70710678f, -0.70710678f }, + { 0.86602540f, -0.50000000f }, + { 0.96592583f, -0.25881905f }, + { 1.00000000f, 0.00000000f }, + { 0.96592583f, 0.25881905f }, + { 0.86602540f, 0.50000000f }, + { 0.70710678f, 0.70710678f }, + { 0.50000000f, 0.86602540f }, + { 0.25881905f, 0.96592583f }, + { 0.00000000f, 1.00000000f }, + { -0.25881905f, 0.96592583f }, + { -0.50000000f, 0.86602540f }, + { -0.70710678f, 0.70710678f }, + { -0.86602540f, 0.50000000f }, + { -0.96592583f, 0.25881905f }, + { -1.00000000f, 0.00000000f } +}; + +const int32_t c_aiBandwidths48[MAX_BANDS_48] = +{ + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 2, + 2, + 2, + 2, + 2, + 3, + 3, + 4, + 6, + 6, + 7, + 10, +}; + + +const float c_afScaleFactor[ALLOC_TABLE_SIZE] = { + 0.0f, + 0.353553390593f, + 0.420448207627f, + 0.500000000000f, + 0.594603557501f, + 0.707106781187f, + 0.840896415254f, + 1.000000000000f, + 1.189207115003f, + 1.414213562373f, + 1.681792830507f, + 2.000000000000f, + 2.378414230005f, + 2.828427124746f, + 3.363585661015f, + 4.0f, + 4.756828460011f, + 5.656854249492f, + 6.727171322030f, + 8.0f, + 9.513656920022f, + 11.31370849898f, + 13.45434264406f, + 16.00000000000f, + 19.02731384004f, + 22.62741699797f, + 26.90868528812f, + 32.000000000000000f, + 38.054627680087073f, + 45.254833995939038f, + 53.817370576237735f, + 64.000000000000000f, +}; + +const float c_afInvScaleFactor[ALLOC_TABLE_SIZE] = { + 0.0f, + 2.367513562373095f, + 2.046407115002721f, + 1.775900000000000f, + 1.536446415253715f, + 1.323056781186548f, + 1.132903557501360f, + 0.965800000000000f, + 0.821348207626857f, + 0.695103390593274f, + 0.587801778750680f, + 0.495800000000000f, + 0.418124103813429f, + 0.352176695296637f, + 0.296200889375340f, + 0.249400000000000f, + 0.209812051906714f, + 0.176538347648318f, + 0.148525444687670f, + 0.124900000000000f, + 0.105056025953357f, + 0.088388347648318f, + 0.074325444687670f, + 0.062500000000000f, + 0.052556025953357f, + 0.044194173824159f, + 0.037162722343835f, + 0.031250000000000f, + 0.026278012976679f, + 0.022097086912080f, + 0.018581361171918f, + 0.015625000000000f, +}; + +const float c_afRMSEnvReconstructTable[ENV_RECONSTRUCT_TABLE_SIZE] = { + 2.32830644e-10f, + 3.29272254e-10f, + 4.65661287e-10f, + 6.58544508e-10f, + 9.31322575e-10f, + 1.31708902e-09f, + 1.86264515e-09f, + 2.63417803e-09f, + 3.72529030e-09f, + 5.26835606e-09f, + 7.45058060e-09f, + 1.05367121e-08f, + 1.49011612e-08f, + 2.10734243e-08f, + 2.98023224e-08f, + 4.21468485e-08f, + 5.96046448e-08f, + 8.42936970e-08f, + 1.19209290e-07f, + 1.68587394e-07f, + 2.38418579e-07f, + 3.37174788e-07f, + 4.76837158e-07f, + 6.74349576e-07f, + 9.53674316e-07f, + 1.34869915e-06f, + 1.90734863e-06f, + 2.69739830e-06f, + 3.81469727e-06f, + 5.39479661e-06f, + 7.62939453e-06f, + 1.07895932e-05f, + 1.52587891e-05f, + 2.15791864e-05f, + 3.05175781e-05f, + 4.31583729e-05f, + 6.10351562e-05f, + 8.63167458e-05f, + 1.22070312e-04f, + 1.72633492e-04f, + 2.44140625e-04f, + 3.45266983e-04f, + 4.88281250e-04f, + 6.90533966e-04f, + 9.76562500e-04f, + 1.38106793e-03f, + 1.95312500e-03f, + 2.76213586e-03f, + 3.90625000e-03f, + 5.52427173e-03f, + 7.81250000e-03f, + 1.10485435e-02f, + 1.56250000e-02f, + 2.20970869e-02f, + 3.12500000e-02f, + 4.41941738e-02f, + 6.25000000e-02f, + 8.83883476e-02f, + 1.25000000e-01f, + 1.76776695e-01f, + 2.50000000e-01f, + 3.53553391e-01f, + 5.00000000e-01f, + 7.07106781e-01f, + 1.00000000e+00f, + 1.41421356e+00f, + 2.00000000e+00f, + 2.82842712e+00f, + 4.00000000e+00f, + 5.65685425e+00f, + 8.00000000e+00f, + 1.13137085e+01f, + 1.60000000e+01f, + 2.26274170e+01f, + 3.20000000e+01f, + 4.52548340e+01f, + 6.40000000e+01f, + 9.05096680e+01f, + 1.28000000e+02f, + 1.81019336e+02f, + 2.56000000e+02f, + 3.62038672e+02f, + 5.12000000e+02f, + 7.24077344e+02f, + 1.02400000e+03f, + 1.44815469e+03f, + 2.04800000e+03f, + 2.89630938e+03f, + 4.09600000e+03f, + 5.79261875e+03f, + 8.19200000e+03f, + 1.15852375e+04f, + 1.63840000e+04f, + 2.31704750e+04f, + 3.27680000e+04f, + 4.63409500e+04f, + 6.55360000e+04f, + 9.26819000e+04f, + 1.31072000e+05f, + 1.85363800e+05f, + 2.62144000e+05f, + 3.70727600e+05f, + 5.24288000e+05f, + 7.41455200e+05f, + 1.04857600e+06f, + 1.48291040e+06f, + 2.09715200e+06f, + 2.96582080e+06f, + 4.19430400e+06f, + 5.93164160e+06f, + 8.38860800e+06f, + 1.18632832e+07f, + 1.67772160e+07f, + 2.37265664e+07f, + 3.35544320e+07f, + 4.74531328e+07f, + 6.71088640e+07f, + 9.49062656e+07f, + 1.34217728e+08f, + 1.89812531e+08f, + 2.68435456e+08f, + 3.79625062e+08f, + 5.36870912e+08f, + 7.59250125e+08f, + 1.07374182e+09f, + 1.51850025e+09f, + 2.14748365e+09f, + 3.03700050e+09f, + 4.29496730e+09f, +}; + +const int32_t c_aiQuantMaxValues[ALLOC_TABLE_SIZE] = { + 0, + 3, + 3, + 4, + 5, + 5, + 6, + 7, + 8, + 9, + 12, + 13, + 16, + 17, + 19, + 23, + 26, + 26, + 27, + 28, + 31, + 36, + 38, + 45, + 54, + 64, + 76, + 90, + 108, + 128, + 152, + 180, +}; + +const int32_t c_aiHuffmanDim[ALLOC_TABLE_SIZE] = { + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 2, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, +}; + +const int32_t c_aiHuffmanMod[ALLOC_TABLE_SIZE] = { + 0, + 4, + 4, + 5, + 6, + 6, + 7, + 8, + 9, + 10, + 13, + 14, + 17, + 18, + 20, + 24, + 27, + 27, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, + 1, +}; + +const int32_t c_aiHuffmanSize[ALLOC_TABLE_SIZE] = { + 1, + 16, + 16, + 25, + 36, + 36, + 49, + 64, + 81, + 100, + 169, + 196, + 289, + 324, + 400, + 576, + 729, + 729, + 28, + 29, + 32, + 37, + 39, + 46, + 55, + 65, + 77, + 91, + 109, + 129, + 153, + 181, +}; + +const uint32_t c_aaiRMSEnvHuffEnc[64][2] = { + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0012, 0x000b }, + { 0x000d, 0x0002 }, + { 0x000e, 0x0001 }, + { 0x000e, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000b, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0007, 0x0004 }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0005, 0x0003 }, + { 0x0004, 0x0002 }, + { 0x0003, 0x0002 }, + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0003 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0007 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x0010, 0x0003 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, +}; + +const uint32_t c_aaiRMSEnvHuffDec[13][HUFF_DEC_TABLE_SIZE] = { + { + 0x0002ffff, + 0x0001ffff, + 0x0000001d, + 0x00000022, + 0x0001001e, + 0x0001001e, + 0x00010021, + 0x00010021, + 0x0002001f, + 0x0002001f, + 0x0002001f, + 0x0002001f, + 0x00020020, + 0x00020020, + 0x00020020, + 0x00020020, + }, + { + 0x0002001b, + 0x0002001b, + 0x0002001b, + 0x0002001b, + 0x00020023, + 0x00020023, + 0x00020023, + 0x00020023, + 0x0003001c, + 0x0003001c, + 0x0003001c, + 0x0003001c, + 0x0003001c, + 0x0003001c, + 0x0003001c, + 0x0003001c, + }, + { + 0x0006ffff, + 0x0007ffff, + 0x0003ffff, + 0x0004ffff, + 0x0005ffff, + 0x00000017, + 0x00000018, + 0x00000025, + 0x00010019, + 0x00010019, + 0x00010024, + 0x00010024, + 0x0002001a, + 0x0002001a, + 0x0002001a, + 0x0002001a, + }, + { + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030014, + 0x00030015, + 0x00030015, + 0x00030015, + 0x00030015, + 0x00030015, + 0x00030015, + 0x00030015, + 0x00030015, + }, + { + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030016, + 0x00030026, + 0x00030026, + 0x00030026, + 0x00030026, + 0x00030026, + 0x00030026, + 0x00030026, + 0x00030026, + }, + { + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030027, + 0x00030028, + 0x00030028, + 0x00030028, + 0x00030028, + 0x00030028, + 0x00030028, + 0x00030028, + 0x00030028, + }, + { + 0x0009ffff, + 0x0008ffff, + 0x0000002c, + 0x0000002d, + 0x00010010, + 0x00010010, + 0x0001002b, + 0x0001002b, + 0x0001002e, + 0x0001002e, + 0x0001002f, + 0x0001002f, + 0x00020011, + 0x00020011, + 0x00020011, + 0x00020011, + }, + { + 0x00020012, + 0x00020012, + 0x00020012, + 0x00020012, + 0x00020013, + 0x00020013, + 0x00020013, + 0x00020013, + 0x00020029, + 0x00020029, + 0x00020029, + 0x00020029, + 0x0002002a, + 0x0002002a, + 0x0002002a, + 0x0002002a, + }, + { + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000c, + 0x0003000f, + 0x0003000f, + 0x0003000f, + 0x0003000f, + 0x0003000f, + 0x0003000f, + 0x0003000f, + 0x0003000f, + }, + { + 0x000bffff, + 0x000cffff, + 0x000affff, + 0x00000031, + 0x0002000d, + 0x0002000d, + 0x0002000d, + 0x0002000d, + 0x0002000e, + 0x0002000e, + 0x0002000e, + 0x0002000e, + 0x00020030, + 0x00020030, + 0x00020030, + 0x00020030, + }, + { + 0x0001003a, + 0x0001003a, + 0x0001003b, + 0x0001003b, + 0x0001003c, + 0x0001003c, + 0x0001003d, + 0x0001003d, + 0x0001003e, + 0x0001003e, + 0x0001003f, + 0x0001003f, + 0x0002000b, + 0x0002000b, + 0x0002000b, + 0x0002000b, + }, + { + 0x00000000, + 0x00000001, + 0x00000002, + 0x00000003, + 0x00000004, + 0x00000005, + 0x00010006, + 0x00010006, + 0x00010007, + 0x00010007, + 0x00010008, + 0x00010008, + 0x00010009, + 0x00010009, + 0x0001000a, + 0x0001000a, + }, + { + 0x00010032, + 0x00010032, + 0x00010033, + 0x00010033, + 0x00010034, + 0x00010034, + 0x00010035, + 0x00010035, + 0x00010036, + 0x00010036, + 0x00010037, + 0x00010037, + 0x00010038, + 0x00010038, + 0x00010039, + 0x00010039, + }, +}; + +const uint16_t c_aauiLCLDHuffEnc1[16][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0005, 0x0001 }, + { 0x000b, 0x0000 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + }; + +const uint16_t c_aauiLCLDHuffEnc2[16][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0005, 0x0001 }, + { 0x000c, 0x0000 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000b, 0x0003 }, + }; + +const uint16_t c_aauiLCLDHuffEnc3[25][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000d, 0x0000 }, + { 0x000d, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x0009, 0x0001 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc4[36][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x0010, 0x0000 }, + { 0x0010, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000e, 0x0006 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000e, 0x0007 }, + { 0x0010, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0010, 0x0008 }, + { 0x0010, 0x0009 }, + { 0x0010, 0x000a }, + { 0x0010, 0x000b }, + { 0x0010, 0x000c }, + { 0x0010, 0x000d }, + { 0x0010, 0x000e }, + { 0x0010, 0x000f }, + { 0x0010, 0x0010 }, + { 0x0010, 0x0011 }, + { 0x000f, 0x0009 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + + }; + +const uint16_t c_aauiLCLDHuffEnc5[36][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000f, 0x0003 }, + { 0x0012, 0x0000 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x0011, 0x0008 }, + { 0x0012, 0x0001 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000d, 0x0001 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0011, 0x0009 }, + { 0x0011, 0x000a }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + { 0x0012, 0x000e }, + { 0x0012, 0x000f }, + { 0x0011, 0x000b }, + + }; + +const uint16_t c_aauiLCLDHuffEnc6[49][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x0010, 0x0003 }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0002 }, + { 0x0010, 0x0004 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x0012, 0x0007 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x0011, 0x0004 }, + { 0x0014, 0x0006 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0010, 0x0005 }, + { 0x000f, 0x0003 }, + { 0x0011, 0x0005 }, + { 0x0014, 0x0009 }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0013, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc7[64][2] = + { + { 0x0002, 0x0001 }, + { 0x0002, 0x0002 }, + { 0x0005, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000f, 0x0002 }, + { 0x0015, 0x0000 }, + { 0x0015, 0x0001 }, + { 0x0015, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0009, 0x0002 }, + { 0x000f, 0x0003 }, + { 0x0014, 0x0011 }, + { 0x0015, 0x0003 }, + { 0x0015, 0x0004 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x0010, 0x0002 }, + { 0x0015, 0x0005 }, + { 0x0015, 0x0006 }, + { 0x0015, 0x0007 }, + { 0x000a, 0x0001 }, + { 0x0009, 0x0003 }, + { 0x000c, 0x0001 }, + { 0x000f, 0x0004 }, + { 0x0012, 0x0006 }, + { 0x0015, 0x0008 }, + { 0x0015, 0x0009 }, + { 0x0015, 0x000a }, + { 0x000f, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x0010, 0x0003 }, + { 0x0012, 0x0007 }, + { 0x0014, 0x0012 }, + { 0x0015, 0x000b }, + { 0x0015, 0x000c }, + { 0x0015, 0x000d }, + { 0x0014, 0x0013 }, + { 0x0014, 0x0014 }, + { 0x0013, 0x000b }, + { 0x0014, 0x0015 }, + { 0x0015, 0x000e }, + { 0x0015, 0x000f }, + { 0x0015, 0x0010 }, + { 0x0015, 0x0011 }, + { 0x0015, 0x0012 }, + { 0x0015, 0x0013 }, + { 0x0015, 0x0014 }, + { 0x0015, 0x0015 }, + { 0x0015, 0x0016 }, + { 0x0015, 0x0017 }, + { 0x0015, 0x0018 }, + { 0x0015, 0x0019 }, + { 0x0015, 0x001a }, + { 0x0015, 0x001b }, + { 0x0015, 0x001c }, + { 0x0015, 0x001d }, + { 0x0015, 0x001e }, + { 0x0015, 0x001f }, + { 0x0015, 0x0020 }, + { 0x0015, 0x0021 }, + }; + +const uint16_t c_aauiLCLDHuffEnc8[81][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000f, 0x0002 }, + { 0x0014, 0x0008 }, + { 0x0017, 0x0000 }, + { 0x0017, 0x0001 }, + { 0x0017, 0x0002 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000f, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0015, 0x000d }, + { 0x0017, 0x0003 }, + { 0x0017, 0x0004 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x0010, 0x0002 }, + { 0x0013, 0x0005 }, + { 0x0017, 0x0005 }, + { 0x0017, 0x0006 }, + { 0x0017, 0x0007 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000b, 0x0001 }, + { 0x000f, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0016, 0x0015 }, + { 0x0017, 0x0008 }, + { 0x0017, 0x0009 }, + { 0x0017, 0x000a }, + { 0x000f, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x0010, 0x0003 }, + { 0x0012, 0x0006 }, + { 0x0014, 0x0009 }, + { 0x0017, 0x000b }, + { 0x0017, 0x000c }, + { 0x0017, 0x000d }, + { 0x0017, 0x000e }, + { 0x0013, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0013, 0x0007 }, + { 0x0015, 0x000e }, + { 0x0017, 0x000f }, + { 0x0017, 0x0010 }, + { 0x0017, 0x0011 }, + { 0x0017, 0x0012 }, + { 0x0017, 0x0013 }, + { 0x0016, 0x0016 }, + { 0x0016, 0x0017 }, + { 0x0015, 0x000f }, + { 0x0016, 0x0018 }, + { 0x0017, 0x0014 }, + { 0x0017, 0x0015 }, + { 0x0017, 0x0016 }, + { 0x0017, 0x0017 }, + { 0x0017, 0x0018 }, + { 0x0017, 0x0019 }, + { 0x0017, 0x001a }, + { 0x0017, 0x001b }, + { 0x0017, 0x001c }, + { 0x0017, 0x001d }, + { 0x0017, 0x001e }, + { 0x0017, 0x001f }, + { 0x0017, 0x0020 }, + { 0x0017, 0x0021 }, + { 0x0017, 0x0022 }, + { 0x0017, 0x0023 }, + { 0x0017, 0x0024 }, + { 0x0017, 0x0025 }, + { 0x0017, 0x0026 }, + { 0x0017, 0x0027 }, + { 0x0017, 0x0028 }, + { 0x0017, 0x0029 }, + { 0x0016, 0x0019 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc9[100][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000d, 0x0002 }, + { 0x0011, 0x0004 }, + { 0x0014, 0x000a }, + { 0x0017, 0x0000 }, + { 0x0017, 0x0001 }, + { 0x0017, 0x0002 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0009, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x0010, 0x0004 }, + { 0x0013, 0x0007 }, + { 0x0016, 0x0018 }, + { 0x0017, 0x0003 }, + { 0x0017, 0x0004 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0008, 0x0002 }, + { 0x000b, 0x0002 }, + { 0x000e, 0x0002 }, + { 0x0011, 0x0005 }, + { 0x0014, 0x000b }, + { 0x0016, 0x0019 }, + { 0x0017, 0x0005 }, + { 0x0017, 0x0006 }, + { 0x0009, 0x0003 }, + { 0x0008, 0x0003 }, + { 0x000b, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0015, 0x000f }, + { 0x0017, 0x0007 }, + { 0x0017, 0x0008 }, + { 0x0017, 0x0009 }, + { 0x000d, 0x0005 }, + { 0x000c, 0x0003 }, + { 0x000e, 0x0003 }, + { 0x0010, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0014, 0x000c }, + { 0x0017, 0x000a }, + { 0x0016, 0x001a }, + { 0x0017, 0x000b }, + { 0x0017, 0x000c }, + { 0x0011, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0011, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0015, 0x0010 }, + { 0x0017, 0x000d }, + { 0x0017, 0x000e }, + { 0x0017, 0x000f }, + { 0x0017, 0x0010 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0014, 0x000d }, + { 0x0015, 0x0011 }, + { 0x0017, 0x0011 }, + { 0x0016, 0x001b }, + { 0x0017, 0x0012 }, + { 0x0017, 0x0013 }, + { 0x0017, 0x0014 }, + { 0x0017, 0x0015 }, + { 0x0017, 0x0016 }, + { 0x0015, 0x0012 }, + { 0x0015, 0x0013 }, + { 0x0017, 0x0017 }, + { 0x0016, 0x001c }, + { 0x0017, 0x0018 }, + { 0x0017, 0x0019 }, + { 0x0017, 0x001a }, + { 0x0017, 0x001b }, + { 0x0017, 0x001c }, + { 0x0017, 0x001d }, + { 0x0017, 0x001e }, + { 0x0017, 0x001f }, + { 0x0017, 0x0020 }, + { 0x0017, 0x0021 }, + { 0x0017, 0x0022 }, + { 0x0017, 0x0023 }, + { 0x0017, 0x0024 }, + { 0x0017, 0x0025 }, + { 0x0017, 0x0026 }, + { 0x0017, 0x0027 }, + { 0x0017, 0x0028 }, + { 0x0017, 0x0029 }, + { 0x0017, 0x002a }, + { 0x0017, 0x002b }, + { 0x0017, 0x002c }, + { 0x0017, 0x002d }, + { 0x0017, 0x002e }, + { 0x0017, 0x002f }, + { 0x0016, 0x001d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc10[169][2] = + { + { 0x0001, 0x0001 }, + { 0x0004, 0x0002 }, + { 0x0005, 0x0002 }, + { 0x0007, 0x0002 }, + { 0x000a, 0x0002 }, + { 0x000e, 0x0004 }, + { 0x0011, 0x0007 }, + { 0x0013, 0x0012 }, + { 0x0016, 0x0000 }, + { 0x0016, 0x0001 }, + { 0x0016, 0x0002 }, + { 0x0016, 0x0003 }, + { 0x0016, 0x0004 }, + { 0x0004, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0004 }, + { 0x0007, 0x0003 }, + { 0x000a, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x0010, 0x0007 }, + { 0x0013, 0x0013 }, + { 0x0015, 0x0035 }, + { 0x0016, 0x0005 }, + { 0x0016, 0x0006 }, + { 0x0016, 0x0007 }, + { 0x0016, 0x0008 }, + { 0x0005, 0x0003 }, + { 0x0004, 0x0005 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0002 }, + { 0x000b, 0x0002 }, + { 0x000e, 0x0005 }, + { 0x0010, 0x0008 }, + { 0x0013, 0x0014 }, + { 0x0014, 0x001d }, + { 0x0016, 0x0009 }, + { 0x0016, 0x000a }, + { 0x0016, 0x000b }, + { 0x0016, 0x000c }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000f, 0x0005 }, + { 0x0011, 0x0008 }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0016, 0x000d }, + { 0x0016, 0x000e }, + { 0x0016, 0x000f }, + { 0x0016, 0x0010 }, + { 0x000a, 0x0005 }, + { 0x0009, 0x0003 }, + { 0x000b, 0x0003 }, + { 0x000d, 0x0006 }, + { 0x000f, 0x0006 }, + { 0x0011, 0x0009 }, + { 0x0013, 0x0015 }, + { 0x0014, 0x0020 }, + { 0x0016, 0x0011 }, + { 0x0016, 0x0012 }, + { 0x0016, 0x0013 }, + { 0x0016, 0x0014 }, + { 0x0016, 0x0015 }, + { 0x000e, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0007 }, + { 0x000f, 0x0007 }, + { 0x0011, 0x000a }, + { 0x0012, 0x000c }, + { 0x0016, 0x0016 }, + { 0x0016, 0x0017 }, + { 0x0016, 0x0018 }, + { 0x0016, 0x0019 }, + { 0x0016, 0x001a }, + { 0x0016, 0x001b }, + { 0x0016, 0x001c }, + { 0x0011, 0x000b }, + { 0x0010, 0x0009 }, + { 0x0011, 0x000c }, + { 0x0011, 0x000d }, + { 0x0013, 0x0016 }, + { 0x0016, 0x001d }, + { 0x0016, 0x001e }, + { 0x0016, 0x001f }, + { 0x0016, 0x0020 }, + { 0x0016, 0x0021 }, + { 0x0016, 0x0022 }, + { 0x0016, 0x0023 }, + { 0x0016, 0x0024 }, + { 0x0014, 0x0021 }, + { 0x0014, 0x0022 }, + { 0x0012, 0x000d }, + { 0x0013, 0x0017 }, + { 0x0016, 0x0025 }, + { 0x0016, 0x0026 }, + { 0x0016, 0x0027 }, + { 0x0016, 0x0028 }, + { 0x0016, 0x0029 }, + { 0x0016, 0x002a }, + { 0x0016, 0x002b }, + { 0x0016, 0x002c }, + { 0x0016, 0x002d }, + { 0x0015, 0x0036 }, + { 0x0015, 0x0037 }, + { 0x0014, 0x0023 }, + { 0x0015, 0x0038 }, + { 0x0016, 0x002e }, + { 0x0016, 0x002f }, + { 0x0016, 0x0030 }, + { 0x0016, 0x0031 }, + { 0x0016, 0x0032 }, + { 0x0016, 0x0033 }, + { 0x0016, 0x0034 }, + { 0x0016, 0x0035 }, + { 0x0016, 0x0036 }, + { 0x0016, 0x0037 }, + { 0x0016, 0x0038 }, + { 0x0016, 0x0039 }, + { 0x0016, 0x003a }, + { 0x0016, 0x003b }, + { 0x0016, 0x003c }, + { 0x0016, 0x003d }, + { 0x0016, 0x003e }, + { 0x0016, 0x003f }, + { 0x0016, 0x0040 }, + { 0x0016, 0x0041 }, + { 0x0016, 0x0042 }, + { 0x0016, 0x0043 }, + { 0x0016, 0x0044 }, + { 0x0016, 0x0045 }, + { 0x0016, 0x0046 }, + { 0x0016, 0x0047 }, + { 0x0016, 0x0048 }, + { 0x0016, 0x0049 }, + { 0x0016, 0x004a }, + { 0x0016, 0x004b }, + { 0x0016, 0x004c }, + { 0x0016, 0x004d }, + { 0x0016, 0x004e }, + { 0x0016, 0x004f }, + { 0x0016, 0x0050 }, + { 0x0016, 0x0051 }, + { 0x0016, 0x0052 }, + { 0x0016, 0x0053 }, + { 0x0016, 0x0054 }, + { 0x0016, 0x0055 }, + { 0x0016, 0x0056 }, + { 0x0016, 0x0057 }, + { 0x0016, 0x0058 }, + { 0x0016, 0x0059 }, + { 0x0016, 0x005a }, + { 0x0016, 0x005b }, + { 0x0016, 0x005c }, + { 0x0016, 0x005d }, + { 0x0016, 0x005e }, + { 0x0016, 0x005f }, + { 0x0016, 0x0060 }, + { 0x0016, 0x0061 }, + { 0x0016, 0x0062 }, + { 0x0016, 0x0063 }, + { 0x0016, 0x0064 }, + { 0x0016, 0x0065 }, + { 0x0016, 0x0066 }, + { 0x0016, 0x0067 }, + { 0x0016, 0x0068 }, + { 0x0016, 0x0069 }, + { 0x0015, 0x0039 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc11[196][2] = + { + { 0x0001, 0x0001 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x0012, 0x000d }, + { 0x0014, 0x001f }, + { 0x0016, 0x0000 }, + { 0x0016, 0x0001 }, + { 0x0016, 0x0002 }, + { 0x0016, 0x0003 }, + { 0x0016, 0x0004 }, + { 0x0004, 0x0004 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0006, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x000b, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x0010, 0x0007 }, + { 0x0012, 0x000e }, + { 0x0014, 0x0020 }, + { 0x0016, 0x0005 }, + { 0x0016, 0x0006 }, + { 0x0016, 0x0007 }, + { 0x0016, 0x0008 }, + { 0x0005, 0x0005 }, + { 0x0004, 0x0005 }, + { 0x0006, 0x0004 }, + { 0x0007, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000e, 0x0006 }, + { 0x0011, 0x000a }, + { 0x0012, 0x000f }, + { 0x0015, 0x003b }, + { 0x0016, 0x0009 }, + { 0x0016, 0x000a }, + { 0x0016, 0x000b }, + { 0x0016, 0x000c }, + { 0x0007, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0005 }, + { 0x0009, 0x0005 }, + { 0x000b, 0x0005 }, + { 0x000d, 0x0005 }, + { 0x000f, 0x0006 }, + { 0x0012, 0x0010 }, + { 0x0014, 0x0021 }, + { 0x0016, 0x000d }, + { 0x0016, 0x000e }, + { 0x0016, 0x000f }, + { 0x0016, 0x0010 }, + { 0x0016, 0x0011 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000d, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x0011, 0x000b }, + { 0x0013, 0x0017 }, + { 0x0014, 0x0022 }, + { 0x0016, 0x0012 }, + { 0x0016, 0x0013 }, + { 0x0016, 0x0014 }, + { 0x0016, 0x0015 }, + { 0x0016, 0x0016 }, + { 0x000c, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0007 }, + { 0x0010, 0x0008 }, + { 0x0012, 0x0011 }, + { 0x0014, 0x0023 }, + { 0x0015, 0x003c }, + { 0x0016, 0x0017 }, + { 0x0016, 0x0018 }, + { 0x0016, 0x0019 }, + { 0x0016, 0x001a }, + { 0x0016, 0x001b }, + { 0x000f, 0x0008 }, + { 0x000e, 0x0008 }, + { 0x000e, 0x0009 }, + { 0x000f, 0x0009 }, + { 0x0011, 0x000c }, + { 0x0013, 0x0018 }, + { 0x0014, 0x0024 }, + { 0x0016, 0x001c }, + { 0x0016, 0x001d }, + { 0x0016, 0x001e }, + { 0x0016, 0x001f }, + { 0x0016, 0x0020 }, + { 0x0016, 0x0021 }, + { 0x0016, 0x0022 }, + { 0x0011, 0x000d }, + { 0x0010, 0x0009 }, + { 0x0012, 0x0012 }, + { 0x0012, 0x0013 }, + { 0x0014, 0x0025 }, + { 0x0015, 0x003d }, + { 0x0014, 0x0026 }, + { 0x0016, 0x0023 }, + { 0x0016, 0x0024 }, + { 0x0016, 0x0025 }, + { 0x0016, 0x0026 }, + { 0x0016, 0x0027 }, + { 0x0016, 0x0028 }, + { 0x0016, 0x0029 }, + { 0x0014, 0x0027 }, + { 0x0013, 0x0019 }, + { 0x0014, 0x0028 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0016, 0x002a }, + { 0x0016, 0x002b }, + { 0x0016, 0x002c }, + { 0x0016, 0x002d }, + { 0x0016, 0x002e }, + { 0x0016, 0x002f }, + { 0x0016, 0x0030 }, + { 0x0016, 0x0031 }, + { 0x0016, 0x0032 }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0014, 0x002d }, + { 0x0016, 0x0033 }, + { 0x0016, 0x0034 }, + { 0x0016, 0x0035 }, + { 0x0016, 0x0036 }, + { 0x0016, 0x0037 }, + { 0x0016, 0x0038 }, + { 0x0016, 0x0039 }, + { 0x0016, 0x003a }, + { 0x0016, 0x003b }, + { 0x0016, 0x003c }, + { 0x0016, 0x003d }, + { 0x0016, 0x003e }, + { 0x0016, 0x003f }, + { 0x0016, 0x0040 }, + { 0x0016, 0x0041 }, + { 0x0016, 0x0042 }, + { 0x0016, 0x0043 }, + { 0x0016, 0x0044 }, + { 0x0016, 0x0045 }, + { 0x0016, 0x0046 }, + { 0x0016, 0x0047 }, + { 0x0016, 0x0048 }, + { 0x0016, 0x0049 }, + { 0x0016, 0x004a }, + { 0x0016, 0x004b }, + { 0x0016, 0x004c }, + { 0x0016, 0x004d }, + { 0x0016, 0x004e }, + { 0x0016, 0x004f }, + { 0x0016, 0x0050 }, + { 0x0016, 0x0051 }, + { 0x0016, 0x0052 }, + { 0x0016, 0x0053 }, + { 0x0016, 0x0054 }, + { 0x0016, 0x0055 }, + { 0x0016, 0x0056 }, + { 0x0016, 0x0057 }, + { 0x0016, 0x0058 }, + { 0x0016, 0x0059 }, + { 0x0016, 0x005a }, + { 0x0016, 0x005b }, + { 0x0016, 0x005c }, + { 0x0016, 0x005d }, + { 0x0016, 0x005e }, + { 0x0016, 0x005f }, + { 0x0016, 0x0060 }, + { 0x0016, 0x0061 }, + { 0x0016, 0x0062 }, + { 0x0016, 0x0063 }, + { 0x0016, 0x0064 }, + { 0x0016, 0x0065 }, + { 0x0016, 0x0066 }, + { 0x0016, 0x0067 }, + { 0x0016, 0x0068 }, + { 0x0016, 0x0069 }, + { 0x0016, 0x006a }, + { 0x0016, 0x006b }, + { 0x0016, 0x006c }, + { 0x0016, 0x006d }, + { 0x0016, 0x006e }, + { 0x0016, 0x006f }, + { 0x0016, 0x0070 }, + { 0x0016, 0x0071 }, + { 0x0016, 0x0072 }, + { 0x0016, 0x0073 }, + { 0x0016, 0x0074 }, + { 0x0016, 0x0075 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc12[289][2] = + { + { 0x0001, 0x0001 }, + { 0x0004, 0x0004 }, + { 0x0005, 0x0004 }, + { 0x0007, 0x0004 }, + { 0x0008, 0x0002 }, + { 0x000b, 0x0004 }, + { 0x000e, 0x0006 }, + { 0x0010, 0x0009 }, + { 0x0012, 0x0014 }, + { 0x0013, 0x001f }, + { 0x0016, 0x0000 }, + { 0x0016, 0x0001 }, + { 0x0016, 0x0002 }, + { 0x0016, 0x0003 }, + { 0x0016, 0x0004 }, + { 0x0016, 0x0005 }, + { 0x0016, 0x0006 }, + { 0x0004, 0x0005 }, + { 0x0004, 0x0006 }, + { 0x0005, 0x0005 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000d, 0x0006 }, + { 0x000f, 0x0008 }, + { 0x0011, 0x000c }, + { 0x0013, 0x0020 }, + { 0x0016, 0x0007 }, + { 0x0015, 0x0063 }, + { 0x0016, 0x0008 }, + { 0x0016, 0x0009 }, + { 0x0016, 0x000a }, + { 0x0016, 0x000b }, + { 0x0016, 0x000c }, + { 0x0005, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0004 }, + { 0x0008, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000d, 0x0007 }, + { 0x0010, 0x000a }, + { 0x0012, 0x0015 }, + { 0x0015, 0x0064 }, + { 0x0016, 0x000d }, + { 0x0016, 0x000e }, + { 0x0016, 0x000f }, + { 0x0016, 0x0010 }, + { 0x0016, 0x0011 }, + { 0x0016, 0x0012 }, + { 0x0016, 0x0013 }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0008, 0x0005 }, + { 0x000a, 0x0005 }, + { 0x000c, 0x0005 }, + { 0x000e, 0x0007 }, + { 0x0010, 0x000b }, + { 0x0012, 0x0016 }, + { 0x0014, 0x0037 }, + { 0x0015, 0x0065 }, + { 0x0016, 0x0014 }, + { 0x0016, 0x0015 }, + { 0x0016, 0x0016 }, + { 0x0016, 0x0017 }, + { 0x0016, 0x0018 }, + { 0x0016, 0x0019 }, + { 0x0008, 0x0006 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0007 }, + { 0x000a, 0x0006 }, + { 0x000c, 0x0006 }, + { 0x000e, 0x0008 }, + { 0x0010, 0x000c }, + { 0x0011, 0x000d }, + { 0x0013, 0x0021 }, + { 0x0015, 0x0066 }, + { 0x0016, 0x001a }, + { 0x0016, 0x001b }, + { 0x0016, 0x001c }, + { 0x0016, 0x001d }, + { 0x0016, 0x001e }, + { 0x0016, 0x001f }, + { 0x0016, 0x0020 }, + { 0x000b, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0007 }, + { 0x000e, 0x0009 }, + { 0x000f, 0x0009 }, + { 0x0011, 0x000e }, + { 0x0013, 0x0022 }, + { 0x0015, 0x0067 }, + { 0x0015, 0x0068 }, + { 0x0016, 0x0021 }, + { 0x0016, 0x0022 }, + { 0x0016, 0x0023 }, + { 0x0016, 0x0024 }, + { 0x0016, 0x0025 }, + { 0x0016, 0x0026 }, + { 0x0016, 0x0027 }, + { 0x000e, 0x000a }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000e, 0x000b }, + { 0x000f, 0x000a }, + { 0x0011, 0x000f }, + { 0x0013, 0x0023 }, + { 0x0014, 0x0038 }, + { 0x0016, 0x0028 }, + { 0x0016, 0x0029 }, + { 0x0016, 0x002a }, + { 0x0016, 0x002b }, + { 0x0016, 0x002c }, + { 0x0016, 0x002d }, + { 0x0016, 0x002e }, + { 0x0016, 0x002f }, + { 0x0016, 0x0030 }, + { 0x0010, 0x000d }, + { 0x000f, 0x000b }, + { 0x0010, 0x000e }, + { 0x0010, 0x000f }, + { 0x0012, 0x0017 }, + { 0x0013, 0x0024 }, + { 0x0014, 0x0039 }, + { 0x0016, 0x0031 }, + { 0x0016, 0x0032 }, + { 0x0016, 0x0033 }, + { 0x0016, 0x0034 }, + { 0x0016, 0x0035 }, + { 0x0016, 0x0036 }, + { 0x0016, 0x0037 }, + { 0x0016, 0x0038 }, + { 0x0016, 0x0039 }, + { 0x0016, 0x003a }, + { 0x0013, 0x0025 }, + { 0x0011, 0x0010 }, + { 0x0011, 0x0011 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0016, 0x003b }, + { 0x0016, 0x003c }, + { 0x0016, 0x003d }, + { 0x0016, 0x003e }, + { 0x0016, 0x003f }, + { 0x0016, 0x0040 }, + { 0x0016, 0x0041 }, + { 0x0016, 0x0042 }, + { 0x0016, 0x0043 }, + { 0x0016, 0x0044 }, + { 0x0015, 0x0069 }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x0015, 0x006a }, + { 0x0015, 0x006b }, + { 0x0015, 0x006c }, + { 0x0016, 0x0045 }, + { 0x0016, 0x0046 }, + { 0x0016, 0x0047 }, + { 0x0016, 0x0048 }, + { 0x0016, 0x0049 }, + { 0x0016, 0x004a }, + { 0x0016, 0x004b }, + { 0x0016, 0x004c }, + { 0x0016, 0x004d }, + { 0x0016, 0x004e }, + { 0x0016, 0x004f }, + { 0x0016, 0x0050 }, + { 0x0016, 0x0051 }, + { 0x0015, 0x006d }, + { 0x0016, 0x0052 }, + { 0x0016, 0x0053 }, + { 0x0016, 0x0054 }, + { 0x0016, 0x0055 }, + { 0x0016, 0x0056 }, + { 0x0016, 0x0057 }, + { 0x0016, 0x0058 }, + { 0x0016, 0x0059 }, + { 0x0016, 0x005a }, + { 0x0016, 0x005b }, + { 0x0016, 0x005c }, + { 0x0016, 0x005d }, + { 0x0016, 0x005e }, + { 0x0016, 0x005f }, + { 0x0016, 0x0060 }, + { 0x0016, 0x0061 }, + { 0x0016, 0x0062 }, + { 0x0016, 0x0063 }, + { 0x0016, 0x0064 }, + { 0x0016, 0x0065 }, + { 0x0016, 0x0066 }, + { 0x0016, 0x0067 }, + { 0x0016, 0x0068 }, + { 0x0016, 0x0069 }, + { 0x0016, 0x006a }, + { 0x0016, 0x006b }, + { 0x0016, 0x006c }, + { 0x0016, 0x006d }, + { 0x0016, 0x006e }, + { 0x0016, 0x006f }, + { 0x0016, 0x0070 }, + { 0x0016, 0x0071 }, + { 0x0016, 0x0072 }, + { 0x0016, 0x0073 }, + { 0x0016, 0x0074 }, + { 0x0016, 0x0075 }, + { 0x0016, 0x0076 }, + { 0x0016, 0x0077 }, + { 0x0016, 0x0078 }, + { 0x0016, 0x0079 }, + { 0x0016, 0x007a }, + { 0x0016, 0x007b }, + { 0x0016, 0x007c }, + { 0x0016, 0x007d }, + { 0x0016, 0x007e }, + { 0x0016, 0x007f }, + { 0x0016, 0x0080 }, + { 0x0016, 0x0081 }, + { 0x0016, 0x0082 }, + { 0x0016, 0x0083 }, + { 0x0016, 0x0084 }, + { 0x0016, 0x0085 }, + { 0x0016, 0x0086 }, + { 0x0016, 0x0087 }, + { 0x0016, 0x0088 }, + { 0x0016, 0x0089 }, + { 0x0016, 0x008a }, + { 0x0016, 0x008b }, + { 0x0016, 0x008c }, + { 0x0016, 0x008d }, + { 0x0016, 0x008e }, + { 0x0016, 0x008f }, + { 0x0016, 0x0090 }, + { 0x0016, 0x0091 }, + { 0x0016, 0x0092 }, + { 0x0016, 0x0093 }, + { 0x0016, 0x0094 }, + { 0x0016, 0x0095 }, + { 0x0016, 0x0096 }, + { 0x0016, 0x0097 }, + { 0x0016, 0x0098 }, + { 0x0016, 0x0099 }, + { 0x0016, 0x009a }, + { 0x0016, 0x009b }, + { 0x0016, 0x009c }, + { 0x0016, 0x009d }, + { 0x0016, 0x009e }, + { 0x0016, 0x009f }, + { 0x0016, 0x00a0 }, + { 0x0016, 0x00a1 }, + { 0x0016, 0x00a2 }, + { 0x0016, 0x00a3 }, + { 0x0016, 0x00a4 }, + { 0x0016, 0x00a5 }, + { 0x0016, 0x00a6 }, + { 0x0016, 0x00a7 }, + { 0x0016, 0x00a8 }, + { 0x0016, 0x00a9 }, + { 0x0016, 0x00aa }, + { 0x0016, 0x00ab }, + { 0x0016, 0x00ac }, + { 0x0016, 0x00ad }, + { 0x0016, 0x00ae }, + { 0x0016, 0x00af }, + { 0x0016, 0x00b0 }, + { 0x0016, 0x00b1 }, + { 0x0016, 0x00b2 }, + { 0x0016, 0x00b3 }, + { 0x0016, 0x00b4 }, + { 0x0016, 0x00b5 }, + { 0x0016, 0x00b6 }, + { 0x0016, 0x00b7 }, + { 0x0016, 0x00b8 }, + { 0x0016, 0x00b9 }, + { 0x0016, 0x00ba }, + { 0x0016, 0x00bb }, + { 0x0016, 0x00bc }, + { 0x0016, 0x00bd }, + { 0x0016, 0x00be }, + { 0x0016, 0x00bf }, + { 0x0016, 0x00c0 }, + { 0x0016, 0x00c1 }, + { 0x0016, 0x00c2 }, + { 0x0016, 0x00c3 }, + { 0x0016, 0x00c4 }, + { 0x0016, 0x00c5 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc13[324][2] = + { + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0006, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x000a, 0x0005 }, + { 0x000c, 0x0007 }, + { 0x000e, 0x000b }, + { 0x0010, 0x0011 }, + { 0x0012, 0x002d }, + { 0x0015, 0x0000 }, + { 0x0014, 0x0035 }, + { 0x0015, 0x0001 }, + { 0x0015, 0x0002 }, + { 0x0015, 0x0003 }, + { 0x0015, 0x0004 }, + { 0x0015, 0x0005 }, + { 0x0004, 0x0008 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0006, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0009, 0x0006 }, + { 0x000c, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x0010, 0x0012 }, + { 0x0011, 0x001a }, + { 0x0015, 0x0006 }, + { 0x0015, 0x0007 }, + { 0x0015, 0x0008 }, + { 0x0015, 0x0009 }, + { 0x0015, 0x000a }, + { 0x0015, 0x000b }, + { 0x0015, 0x000c }, + { 0x0005, 0x0007 }, + { 0x0004, 0x000b }, + { 0x0004, 0x000c }, + { 0x0005, 0x0008 }, + { 0x0006, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x000a, 0x0006 }, + { 0x000c, 0x0009 }, + { 0x000e, 0x000c }, + { 0x0010, 0x0013 }, + { 0x0012, 0x002e }, + { 0x0015, 0x000d }, + { 0x0015, 0x000e }, + { 0x0015, 0x000f }, + { 0x0015, 0x0010 }, + { 0x0015, 0x0011 }, + { 0x0015, 0x0012 }, + { 0x0015, 0x0013 }, + { 0x0005, 0x0009 }, + { 0x0004, 0x000d }, + { 0x0005, 0x000a }, + { 0x0006, 0x0007 }, + { 0x0007, 0x0005 }, + { 0x0009, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000d, 0x000a }, + { 0x000f, 0x000e }, + { 0x0010, 0x0014 }, + { 0x0011, 0x001b }, + { 0x0014, 0x0036 }, + { 0x0015, 0x0014 }, + { 0x0015, 0x0015 }, + { 0x0015, 0x0016 }, + { 0x0015, 0x0017 }, + { 0x0015, 0x0018 }, + { 0x0015, 0x0019 }, + { 0x0006, 0x0008 }, + { 0x0005, 0x000b }, + { 0x0006, 0x0009 }, + { 0x0007, 0x0006 }, + { 0x0009, 0x0008 }, + { 0x000a, 0x0007 }, + { 0x000c, 0x000a }, + { 0x000e, 0x000d }, + { 0x0010, 0x0015 }, + { 0x0011, 0x001c }, + { 0x0013, 0x0053 }, + { 0x0015, 0x001a }, + { 0x0015, 0x001b }, + { 0x0015, 0x001c }, + { 0x0015, 0x001d }, + { 0x0015, 0x001e }, + { 0x0015, 0x001f }, + { 0x0015, 0x0020 }, + { 0x0008, 0x0008 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0009 }, + { 0x000a, 0x0008 }, + { 0x000c, 0x000b }, + { 0x000d, 0x000b }, + { 0x000f, 0x000f }, + { 0x0010, 0x0016 }, + { 0x0011, 0x001d }, + { 0x0014, 0x0037 }, + { 0x0015, 0x0021 }, + { 0x0015, 0x0022 }, + { 0x0015, 0x0023 }, + { 0x0015, 0x0024 }, + { 0x0015, 0x0025 }, + { 0x0015, 0x0026 }, + { 0x0015, 0x0027 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000b, 0x0009 }, + { 0x000c, 0x000c }, + { 0x000d, 0x000c }, + { 0x000f, 0x0010 }, + { 0x0010, 0x0017 }, + { 0x0012, 0x002f }, + { 0x0015, 0x0028 }, + { 0x0015, 0x0029 }, + { 0x0015, 0x002a }, + { 0x0015, 0x002b }, + { 0x0015, 0x002c }, + { 0x0015, 0x002d }, + { 0x0015, 0x002e }, + { 0x0015, 0x002f }, + { 0x0015, 0x0030 }, + { 0x000c, 0x000d }, + { 0x000c, 0x000e }, + { 0x000c, 0x000f }, + { 0x000d, 0x000d }, + { 0x000e, 0x000e }, + { 0x000f, 0x0011 }, + { 0x0010, 0x0018 }, + { 0x0011, 0x001e }, + { 0x0014, 0x0038 }, + { 0x0015, 0x0031 }, + { 0x0015, 0x0032 }, + { 0x0015, 0x0033 }, + { 0x0015, 0x0034 }, + { 0x0015, 0x0035 }, + { 0x0015, 0x0036 }, + { 0x0015, 0x0037 }, + { 0x0015, 0x0038 }, + { 0x0015, 0x0039 }, + { 0x000f, 0x0012 }, + { 0x000e, 0x000f }, + { 0x000e, 0x0010 }, + { 0x000e, 0x0011 }, + { 0x000f, 0x0013 }, + { 0x0010, 0x0019 }, + { 0x0011, 0x001f }, + { 0x0013, 0x0054 }, + { 0x0015, 0x003a }, + { 0x0014, 0x0039 }, + { 0x0015, 0x003b }, + { 0x0015, 0x003c }, + { 0x0015, 0x003d }, + { 0x0015, 0x003e }, + { 0x0015, 0x003f }, + { 0x0015, 0x0040 }, + { 0x0015, 0x0041 }, + { 0x0015, 0x0042 }, + { 0x0010, 0x001a }, + { 0x000f, 0x0014 }, + { 0x000f, 0x0015 }, + { 0x0010, 0x001b }, + { 0x0011, 0x0020 }, + { 0x0012, 0x0030 }, + { 0x0013, 0x0055 }, + { 0x0015, 0x0043 }, + { 0x0015, 0x0044 }, + { 0x0014, 0x003a }, + { 0x0015, 0x0045 }, + { 0x0015, 0x0046 }, + { 0x0015, 0x0047 }, + { 0x0015, 0x0048 }, + { 0x0015, 0x0049 }, + { 0x0015, 0x004a }, + { 0x0015, 0x004b }, + { 0x0015, 0x004c }, + { 0x0012, 0x0031 }, + { 0x0011, 0x0021 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0012, 0x0032 }, + { 0x0015, 0x004d }, + { 0x0015, 0x004e }, + { 0x0015, 0x004f }, + { 0x0015, 0x0050 }, + { 0x0015, 0x0051 }, + { 0x0015, 0x0052 }, + { 0x0015, 0x0053 }, + { 0x0015, 0x0054 }, + { 0x0015, 0x0055 }, + { 0x0015, 0x0056 }, + { 0x0015, 0x0057 }, + { 0x0015, 0x0058 }, + { 0x0015, 0x0059 }, + { 0x0015, 0x005a }, + { 0x0014, 0x003b }, + { 0x0012, 0x0033 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0015, 0x005b }, + { 0x0015, 0x005c }, + { 0x0015, 0x005d }, + { 0x0015, 0x005e }, + { 0x0015, 0x005f }, + { 0x0015, 0x0060 }, + { 0x0015, 0x0061 }, + { 0x0015, 0x0062 }, + { 0x0015, 0x0063 }, + { 0x0015, 0x0064 }, + { 0x0015, 0x0065 }, + { 0x0015, 0x0066 }, + { 0x0015, 0x0067 }, + { 0x0015, 0x0068 }, + { 0x0015, 0x0069 }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x0014, 0x003e }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0014, 0x0047 }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0014, 0x0052 }, + { 0x0014, 0x0053 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0014, 0x005e }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x0014, 0x006a }, + { 0x0014, 0x006b }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x0014, 0x006f }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x0014, 0x009d }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc14[400][2] = + { + { 0x0005, 0x0007 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0006, 0x0006 }, + { 0x0007, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000d, 0x000c }, + { 0x000f, 0x0013 }, + { 0x0010, 0x001b }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0014, 0x0006 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0004, 0x000c }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0006, 0x0007 }, + { 0x0008, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000c, 0x000a }, + { 0x000e, 0x000e }, + { 0x000f, 0x0014 }, + { 0x0011, 0x002a }, + { 0x0012, 0x004a }, + { 0x0013, 0x0084 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0005, 0x000c }, + { 0x0004, 0x000d }, + { 0x0004, 0x000e }, + { 0x0005, 0x000d }, + { 0x0006, 0x0008 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000c, 0x000b }, + { 0x000e, 0x000f }, + { 0x000f, 0x0015 }, + { 0x0012, 0x004b }, + { 0x0013, 0x0085 }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0005, 0x000e }, + { 0x0004, 0x000f }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0006, 0x0009 }, + { 0x0008, 0x0008 }, + { 0x0009, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000d, 0x000d }, + { 0x000e, 0x0010 }, + { 0x0010, 0x001c }, + { 0x0011, 0x002b }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0006, 0x000a }, + { 0x0005, 0x0011 }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0007, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x000a, 0x0009 }, + { 0x000c, 0x000c }, + { 0x000e, 0x0011 }, + { 0x000f, 0x0016 }, + { 0x0010, 0x001d }, + { 0x0012, 0x004c }, + { 0x0014, 0x001c }, + { 0x0014, 0x001d }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0014, 0x0020 }, + { 0x0014, 0x0021 }, + { 0x0014, 0x0022 }, + { 0x0014, 0x0023 }, + { 0x0007, 0x0009 }, + { 0x0006, 0x000d }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0009, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000b, 0x000a }, + { 0x000d, 0x000e }, + { 0x000f, 0x0017 }, + { 0x0011, 0x002c }, + { 0x0010, 0x001e }, + { 0x0014, 0x0024 }, + { 0x0014, 0x0025 }, + { 0x0014, 0x0026 }, + { 0x0014, 0x0027 }, + { 0x0014, 0x0028 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0009, 0x000a }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0009, 0x000b }, + { 0x000a, 0x000b }, + { 0x000b, 0x000b }, + { 0x000d, 0x000f }, + { 0x000e, 0x0012 }, + { 0x000f, 0x0018 }, + { 0x0011, 0x002d }, + { 0x0011, 0x002e }, + { 0x0013, 0x0086 }, + { 0x0014, 0x002d }, + { 0x0014, 0x002e }, + { 0x0014, 0x002f }, + { 0x0014, 0x0030 }, + { 0x0014, 0x0031 }, + { 0x0014, 0x0032 }, + { 0x0014, 0x0033 }, + { 0x0014, 0x0034 }, + { 0x000b, 0x000c }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000b, 0x000d }, + { 0x000c, 0x000d }, + { 0x000d, 0x0010 }, + { 0x000e, 0x0013 }, + { 0x000f, 0x0019 }, + { 0x0010, 0x001f }, + { 0x0013, 0x0087 }, + { 0x0014, 0x0035 }, + { 0x0014, 0x0036 }, + { 0x0013, 0x0088 }, + { 0x0014, 0x0037 }, + { 0x0014, 0x0038 }, + { 0x0014, 0x0039 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x000d, 0x0011 }, + { 0x000c, 0x000e }, + { 0x000c, 0x000f }, + { 0x000d, 0x0012 }, + { 0x000d, 0x0013 }, + { 0x000e, 0x0014 }, + { 0x0010, 0x0020 }, + { 0x0010, 0x0021 }, + { 0x0012, 0x004d }, + { 0x0011, 0x002f }, + { 0x0014, 0x003e }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0014, 0x0047 }, + { 0x000f, 0x001a }, + { 0x000e, 0x0015 }, + { 0x000e, 0x0016 }, + { 0x000e, 0x0017 }, + { 0x000f, 0x001b }, + { 0x0011, 0x0030 }, + { 0x0011, 0x0031 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0013, 0x008b }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0010, 0x0022 }, + { 0x0010, 0x0023 }, + { 0x0010, 0x0024 }, + { 0x0010, 0x0025 }, + { 0x0011, 0x0032 }, + { 0x0011, 0x0033 }, + { 0x0012, 0x004e }, + { 0x0012, 0x004f }, + { 0x0014, 0x0052 }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0014, 0x0053 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0011, 0x0034 }, + { 0x0011, 0x0035 }, + { 0x0012, 0x0050 }, + { 0x0012, 0x0051 }, + { 0x0013, 0x008e }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0014, 0x005e }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x0014, 0x006a }, + { 0x0012, 0x0052 }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0014, 0x006b }, + { 0x0013, 0x0091 }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x0014, 0x006f }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x0013, 0x0092 }, + { 0x0012, 0x0053 }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0013, 0x0093 }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x0014, 0x009d }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + { 0x0014, 0x00a6 }, + { 0x0014, 0x00a7 }, + { 0x0014, 0x00a8 }, + { 0x0014, 0x00a9 }, + { 0x0014, 0x00aa }, + { 0x0014, 0x00ab }, + { 0x0014, 0x00ac }, + { 0x0014, 0x00ad }, + { 0x0014, 0x00ae }, + { 0x0014, 0x00af }, + { 0x0014, 0x00b0 }, + { 0x0014, 0x00b1 }, + { 0x0014, 0x00b2 }, + { 0x0014, 0x00b3 }, + { 0x0014, 0x00b4 }, + { 0x0014, 0x00b5 }, + { 0x0014, 0x00b6 }, + { 0x0014, 0x00b7 }, + { 0x0014, 0x00b8 }, + { 0x0014, 0x00b9 }, + { 0x0014, 0x00ba }, + { 0x0014, 0x00bb }, + { 0x0014, 0x00bc }, + { 0x0014, 0x00bd }, + { 0x0014, 0x00be }, + { 0x0014, 0x00bf }, + { 0x0014, 0x00c0 }, + { 0x0014, 0x00c1 }, + { 0x0014, 0x00c2 }, + { 0x0014, 0x00c3 }, + { 0x0014, 0x00c4 }, + { 0x0014, 0x00c5 }, + { 0x0014, 0x00c6 }, + { 0x0014, 0x00c7 }, + { 0x0014, 0x00c8 }, + { 0x0014, 0x00c9 }, + { 0x0014, 0x00ca }, + { 0x0014, 0x00cb }, + { 0x0014, 0x00cc }, + { 0x0014, 0x00cd }, + { 0x0014, 0x00ce }, + { 0x0014, 0x00cf }, + { 0x0014, 0x00d0 }, + { 0x0014, 0x00d1 }, + { 0x0014, 0x00d2 }, + { 0x0014, 0x00d3 }, + { 0x0014, 0x00d4 }, + { 0x0014, 0x00d5 }, + { 0x0014, 0x00d6 }, + { 0x0014, 0x00d7 }, + { 0x0014, 0x00d8 }, + { 0x0014, 0x00d9 }, + { 0x0014, 0x00da }, + { 0x0014, 0x00db }, + { 0x0014, 0x00dc }, + { 0x0014, 0x00dd }, + { 0x0014, 0x00de }, + { 0x0014, 0x00df }, + { 0x0014, 0x00e0 }, + { 0x0014, 0x00e1 }, + { 0x0014, 0x00e2 }, + { 0x0014, 0x00e3 }, + { 0x0014, 0x00e4 }, + { 0x0014, 0x00e5 }, + { 0x0014, 0x00e6 }, + { 0x0014, 0x00e7 }, + { 0x0014, 0x00e8 }, + { 0x0014, 0x00e9 }, + { 0x0014, 0x00ea }, + { 0x0014, 0x00eb }, + { 0x0014, 0x00ec }, + { 0x0014, 0x00ed }, + { 0x0014, 0x00ee }, + { 0x0014, 0x00ef }, + { 0x0014, 0x00f0 }, + { 0x0014, 0x00f1 }, + { 0x0014, 0x00f2 }, + { 0x0014, 0x00f3 }, + { 0x0014, 0x00f4 }, + { 0x0014, 0x00f5 }, + { 0x0014, 0x00f6 }, + { 0x0014, 0x00f7 }, + { 0x0014, 0x00f8 }, + { 0x0014, 0x00f9 }, + { 0x0014, 0x00fa }, + { 0x0014, 0x00fb }, + { 0x0014, 0x00fc }, + { 0x0014, 0x00fd }, + { 0x0014, 0x00fe }, + { 0x0014, 0x00ff }, + { 0x0014, 0x0100 }, + { 0x0014, 0x0101 }, + { 0x0014, 0x0102 }, + { 0x0014, 0x0103 }, + }; + +const uint16_t c_aauiLCLDHuffEnc15[576][2] = + { + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0007, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0008 }, + { 0x000b, 0x000b }, + { 0x000d, 0x000e }, + { 0x000e, 0x0011 }, + { 0x000f, 0x001a }, + { 0x0012, 0x006e }, + { 0x0014, 0x0000 }, + { 0x0013, 0x00cc }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0014, 0x0006 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0005, 0x000d }, + { 0x0004, 0x000c }, + { 0x0004, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0006, 0x000b }, + { 0x0007, 0x0009 }, + { 0x0008, 0x000a }, + { 0x000a, 0x000a }, + { 0x000c, 0x000c }, + { 0x000d, 0x000f }, + { 0x000f, 0x001b }, + { 0x0011, 0x003d }, + { 0x0011, 0x003e }, + { 0x0013, 0x00cd }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0005, 0x0010 }, + { 0x0004, 0x000e }, + { 0x0004, 0x000f }, + { 0x0005, 0x0011 }, + { 0x0005, 0x0012 }, + { 0x0006, 0x000c }, + { 0x0007, 0x000a }, + { 0x0009, 0x0009 }, + { 0x000a, 0x000b }, + { 0x000c, 0x000d }, + { 0x000e, 0x0012 }, + { 0x0010, 0x0027 }, + { 0x0011, 0x003f }, + { 0x0012, 0x006f }, + { 0x0014, 0x0013 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0014, 0x001c }, + { 0x0006, 0x000d }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0005, 0x0015 }, + { 0x0006, 0x000e }, + { 0x0007, 0x000b }, + { 0x0008, 0x000b }, + { 0x0009, 0x000a }, + { 0x000b, 0x000c }, + { 0x000c, 0x000e }, + { 0x000e, 0x0013 }, + { 0x000f, 0x001c }, + { 0x0011, 0x0040 }, + { 0x0012, 0x0070 }, + { 0x0014, 0x001d }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0014, 0x0020 }, + { 0x0014, 0x0021 }, + { 0x0014, 0x0022 }, + { 0x0014, 0x0023 }, + { 0x0014, 0x0024 }, + { 0x0014, 0x0025 }, + { 0x0014, 0x0026 }, + { 0x0006, 0x000f }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0007, 0x000c }, + { 0x0009, 0x000b }, + { 0x000a, 0x000c }, + { 0x000b, 0x000d }, + { 0x000d, 0x0010 }, + { 0x000e, 0x0014 }, + { 0x0010, 0x0028 }, + { 0x0011, 0x0041 }, + { 0x0013, 0x00ce }, + { 0x0014, 0x0027 }, + { 0x0014, 0x0028 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0014, 0x002d }, + { 0x0014, 0x002e }, + { 0x0014, 0x002f }, + { 0x0014, 0x0030 }, + { 0x0007, 0x000d }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0008, 0x000c }, + { 0x0009, 0x000c }, + { 0x000b, 0x000e }, + { 0x000c, 0x000f }, + { 0x000e, 0x0015 }, + { 0x0010, 0x0029 }, + { 0x0011, 0x0042 }, + { 0x0014, 0x0031 }, + { 0x0014, 0x0032 }, + { 0x0014, 0x0033 }, + { 0x0014, 0x0034 }, + { 0x0014, 0x0035 }, + { 0x0014, 0x0036 }, + { 0x0014, 0x0037 }, + { 0x0014, 0x0038 }, + { 0x0014, 0x0039 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0014, 0x003c }, + { 0x0008, 0x000d }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0008, 0x000e }, + { 0x0009, 0x000d }, + { 0x0009, 0x000e }, + { 0x000b, 0x000f }, + { 0x000c, 0x0010 }, + { 0x000d, 0x0011 }, + { 0x000f, 0x001d }, + { 0x0010, 0x002a }, + { 0x0011, 0x0043 }, + { 0x0014, 0x003d }, + { 0x0013, 0x00cf }, + { 0x0014, 0x003e }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0014, 0x0047 }, + { 0x0009, 0x000f }, + { 0x0008, 0x000f }, + { 0x0009, 0x0010 }, + { 0x0009, 0x0011 }, + { 0x000a, 0x000d }, + { 0x000b, 0x0010 }, + { 0x000c, 0x0011 }, + { 0x000d, 0x0012 }, + { 0x000e, 0x0016 }, + { 0x0010, 0x002b }, + { 0x0011, 0x0044 }, + { 0x0012, 0x0071 }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0014, 0x0052 }, + { 0x0014, 0x0053 }, + { 0x000b, 0x0011 }, + { 0x000a, 0x000e }, + { 0x000a, 0x000f }, + { 0x000b, 0x0012 }, + { 0x000b, 0x0013 }, + { 0x000c, 0x0012 }, + { 0x000d, 0x0013 }, + { 0x000e, 0x0017 }, + { 0x0010, 0x002c }, + { 0x0012, 0x0072 }, + { 0x0011, 0x0045 }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0014, 0x005e }, + { 0x000c, 0x0013 }, + { 0x000c, 0x0014 }, + { 0x000c, 0x0015 }, + { 0x000d, 0x0014 }, + { 0x000d, 0x0015 }, + { 0x000e, 0x0018 }, + { 0x000f, 0x001e }, + { 0x0010, 0x002d }, + { 0x0011, 0x0046 }, + { 0x0011, 0x0047 }, + { 0x0011, 0x0048 }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x0014, 0x006a }, + { 0x0014, 0x006b }, + { 0x000e, 0x0019 }, + { 0x000d, 0x0016 }, + { 0x000d, 0x0017 }, + { 0x000e, 0x001a }, + { 0x000e, 0x001b }, + { 0x000f, 0x001f }, + { 0x0010, 0x002e }, + { 0x0011, 0x0049 }, + { 0x0012, 0x0073 }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x0014, 0x006f }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0010, 0x002f }, + { 0x000f, 0x0020 }, + { 0x0010, 0x0030 }, + { 0x000f, 0x0021 }, + { 0x0010, 0x0031 }, + { 0x0011, 0x004a }, + { 0x0011, 0x004b }, + { 0x0012, 0x0074 }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x0013, 0x00d2 }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0012, 0x0075 }, + { 0x0010, 0x0032 }, + { 0x0010, 0x0033 }, + { 0x0011, 0x004c }, + { 0x0011, 0x004d }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0012, 0x0076 }, + { 0x0013, 0x00d5 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0012, 0x0077 }, + { 0x0012, 0x0078 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0013, 0x00d8 }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x0014, 0x009d }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + { 0x0014, 0x00a6 }, + { 0x0014, 0x00a7 }, + { 0x0014, 0x00a8 }, + { 0x0014, 0x00a9 }, + { 0x0014, 0x00aa }, + { 0x0014, 0x00ab }, + { 0x0014, 0x00ac }, + { 0x0014, 0x00ad }, + { 0x0014, 0x00ae }, + { 0x0014, 0x00af }, + { 0x0012, 0x0079 }, + { 0x0014, 0x00b0 }, + { 0x0014, 0x00b1 }, + { 0x0014, 0x00b2 }, + { 0x0014, 0x00b3 }, + { 0x0014, 0x00b4 }, + { 0x0014, 0x00b5 }, + { 0x0014, 0x00b6 }, + { 0x0014, 0x00b7 }, + { 0x0014, 0x00b8 }, + { 0x0014, 0x00b9 }, + { 0x0014, 0x00ba }, + { 0x0014, 0x00bb }, + { 0x0014, 0x00bc }, + { 0x0014, 0x00bd }, + { 0x0014, 0x00be }, + { 0x0014, 0x00bf }, + { 0x0014, 0x00c0 }, + { 0x0014, 0x00c1 }, + { 0x0014, 0x00c2 }, + { 0x0014, 0x00c3 }, + { 0x0014, 0x00c4 }, + { 0x0014, 0x00c5 }, + { 0x0014, 0x00c6 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0014, 0x00c7 }, + { 0x0014, 0x00c8 }, + { 0x0014, 0x00c9 }, + { 0x0014, 0x00ca }, + { 0x0014, 0x00cb }, + { 0x0014, 0x00cc }, + { 0x0014, 0x00cd }, + { 0x0014, 0x00ce }, + { 0x0014, 0x00cf }, + { 0x0014, 0x00d0 }, + { 0x0014, 0x00d1 }, + { 0x0014, 0x00d2 }, + { 0x0014, 0x00d3 }, + { 0x0014, 0x00d4 }, + { 0x0014, 0x00d5 }, + { 0x0014, 0x00d6 }, + { 0x0014, 0x00d7 }, + { 0x0014, 0x00d8 }, + { 0x0014, 0x00d9 }, + { 0x0014, 0x00da }, + { 0x0014, 0x00db }, + { 0x0014, 0x00dc }, + { 0x0014, 0x00dd }, + { 0x0014, 0x00de }, + { 0x0014, 0x00df }, + { 0x0014, 0x00e0 }, + { 0x0014, 0x00e1 }, + { 0x0014, 0x00e2 }, + { 0x0014, 0x00e3 }, + { 0x0014, 0x00e4 }, + { 0x0014, 0x00e5 }, + { 0x0014, 0x00e6 }, + { 0x0014, 0x00e7 }, + { 0x0014, 0x00e8 }, + { 0x0014, 0x00e9 }, + { 0x0014, 0x00ea }, + { 0x0014, 0x00eb }, + { 0x0014, 0x00ec }, + { 0x0014, 0x00ed }, + { 0x0014, 0x00ee }, + { 0x0014, 0x00ef }, + { 0x0014, 0x00f0 }, + { 0x0014, 0x00f1 }, + { 0x0014, 0x00f2 }, + { 0x0014, 0x00f3 }, + { 0x0014, 0x00f4 }, + { 0x0014, 0x00f5 }, + { 0x0014, 0x00f6 }, + { 0x0014, 0x00f7 }, + { 0x0014, 0x00f8 }, + { 0x0014, 0x00f9 }, + { 0x0014, 0x00fa }, + { 0x0014, 0x00fb }, + { 0x0014, 0x00fc }, + { 0x0014, 0x00fd }, + { 0x0014, 0x00fe }, + { 0x0014, 0x00ff }, + { 0x0014, 0x0100 }, + { 0x0014, 0x0101 }, + { 0x0014, 0x0102 }, + { 0x0014, 0x0103 }, + { 0x0014, 0x0104 }, + { 0x0014, 0x0105 }, + { 0x0014, 0x0106 }, + { 0x0014, 0x0107 }, + { 0x0014, 0x0108 }, + { 0x0014, 0x0109 }, + { 0x0014, 0x010a }, + { 0x0014, 0x010b }, + { 0x0014, 0x010c }, + { 0x0014, 0x010d }, + { 0x0014, 0x010e }, + { 0x0014, 0x010f }, + { 0x0014, 0x0110 }, + { 0x0014, 0x0111 }, + { 0x0014, 0x0112 }, + { 0x0014, 0x0113 }, + { 0x0014, 0x0114 }, + { 0x0014, 0x0115 }, + { 0x0014, 0x0116 }, + { 0x0014, 0x0117 }, + { 0x0014, 0x0118 }, + { 0x0014, 0x0119 }, + { 0x0014, 0x011a }, + { 0x0014, 0x011b }, + { 0x0014, 0x011c }, + { 0x0014, 0x011d }, + { 0x0014, 0x011e }, + { 0x0014, 0x011f }, + { 0x0014, 0x0120 }, + { 0x0014, 0x0121 }, + { 0x0014, 0x0122 }, + { 0x0014, 0x0123 }, + { 0x0014, 0x0124 }, + { 0x0014, 0x0125 }, + { 0x0014, 0x0126 }, + { 0x0014, 0x0127 }, + { 0x0014, 0x0128 }, + { 0x0014, 0x0129 }, + { 0x0014, 0x012a }, + { 0x0014, 0x012b }, + { 0x0014, 0x012c }, + { 0x0014, 0x012d }, + { 0x0014, 0x012e }, + { 0x0014, 0x012f }, + { 0x0014, 0x0130 }, + { 0x0014, 0x0131 }, + { 0x0014, 0x0132 }, + { 0x0014, 0x0133 }, + { 0x0014, 0x0134 }, + { 0x0014, 0x0135 }, + { 0x0014, 0x0136 }, + { 0x0014, 0x0137 }, + { 0x0014, 0x0138 }, + { 0x0014, 0x0139 }, + { 0x0014, 0x013a }, + { 0x0014, 0x013b }, + { 0x0014, 0x013c }, + { 0x0014, 0x013d }, + { 0x0014, 0x013e }, + { 0x0014, 0x013f }, + { 0x0014, 0x0140 }, + { 0x0014, 0x0141 }, + { 0x0014, 0x0142 }, + { 0x0014, 0x0143 }, + { 0x0014, 0x0144 }, + { 0x0014, 0x0145 }, + { 0x0014, 0x0146 }, + { 0x0014, 0x0147 }, + { 0x0014, 0x0148 }, + { 0x0014, 0x0149 }, + { 0x0014, 0x014a }, + { 0x0014, 0x014b }, + { 0x0014, 0x014c }, + { 0x0014, 0x014d }, + { 0x0014, 0x014e }, + { 0x0014, 0x014f }, + { 0x0014, 0x0150 }, + { 0x0014, 0x0151 }, + { 0x0014, 0x0152 }, + { 0x0014, 0x0153 }, + { 0x0014, 0x0154 }, + { 0x0014, 0x0155 }, + { 0x0014, 0x0156 }, + { 0x0014, 0x0157 }, + { 0x0014, 0x0158 }, + { 0x0014, 0x0159 }, + { 0x0014, 0x015a }, + { 0x0014, 0x015b }, + { 0x0014, 0x015c }, + { 0x0014, 0x015d }, + { 0x0014, 0x015e }, + { 0x0014, 0x015f }, + { 0x0014, 0x0160 }, + { 0x0014, 0x0161 }, + { 0x0014, 0x0162 }, + { 0x0014, 0x0163 }, + { 0x0014, 0x0164 }, + { 0x0014, 0x0165 }, + { 0x0014, 0x0166 }, + { 0x0014, 0x0167 }, + { 0x0014, 0x0168 }, + { 0x0014, 0x0169 }, + { 0x0014, 0x016a }, + { 0x0014, 0x016b }, + { 0x0014, 0x016c }, + { 0x0014, 0x016d }, + { 0x0014, 0x016e }, + { 0x0014, 0x016f }, + { 0x0014, 0x0170 }, + { 0x0014, 0x0171 }, + { 0x0014, 0x0172 }, + { 0x0014, 0x0173 }, + { 0x0014, 0x0174 }, + { 0x0014, 0x0175 }, + { 0x0014, 0x0176 }, + { 0x0014, 0x0177 }, + { 0x0014, 0x0178 }, + { 0x0014, 0x0179 }, + { 0x0014, 0x017a }, + { 0x0014, 0x017b }, + { 0x0014, 0x017c }, + { 0x0014, 0x017d }, + { 0x0014, 0x017e }, + { 0x0014, 0x017f }, + { 0x0014, 0x0180 }, + { 0x0014, 0x0181 }, + { 0x0014, 0x0182 }, + { 0x0014, 0x0183 }, + { 0x0014, 0x0184 }, + { 0x0014, 0x0185 }, + { 0x0014, 0x0186 }, + { 0x0014, 0x0187 }, + { 0x0014, 0x0188 }, + { 0x0014, 0x0189 }, + { 0x0014, 0x018a }, + { 0x0014, 0x018b }, + { 0x0014, 0x018c }, + { 0x0014, 0x018d }, + { 0x0014, 0x018e }, + { 0x0014, 0x018f }, + { 0x0014, 0x0190 }, + { 0x0014, 0x0191 }, + { 0x0014, 0x0192 }, + { 0x0014, 0x0193 }, + { 0x0014, 0x0194 }, + { 0x0014, 0x0195 }, + { 0x0014, 0x0196 }, + { 0x0014, 0x0197 }, + { 0x0013, 0x00db }, + }; + +const uint16_t c_aauiLCLDHuffEnc16[729][2] = + { + { 0x0006, 0x000d }, + { 0x0005, 0x0010 }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0008, 0x000a }, + { 0x0009, 0x000b }, + { 0x000b, 0x000d }, + { 0x000c, 0x000e }, + { 0x000e, 0x0016 }, + { 0x0010, 0x002d }, + { 0x0011, 0x0051 }, + { 0x0012, 0x008c }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0014, 0x0006 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0005, 0x0011 }, + { 0x0004, 0x000f }, + { 0x0005, 0x0012 }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0007, 0x000c }, + { 0x0008, 0x000b }, + { 0x000a, 0x000c }, + { 0x000b, 0x000e }, + { 0x000d, 0x0010 }, + { 0x000e, 0x0017 }, + { 0x000f, 0x001c }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0006, 0x0013 }, + { 0x0005, 0x0015 }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0005, 0x0018 }, + { 0x0006, 0x0014 }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0009, 0x000c }, + { 0x000a, 0x000d }, + { 0x000c, 0x000f }, + { 0x000d, 0x0011 }, + { 0x000f, 0x001d }, + { 0x0011, 0x0052 }, + { 0x0012, 0x008d }, + { 0x0012, 0x008e }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0014, 0x001c }, + { 0x0014, 0x001d }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0014, 0x0020 }, + { 0x0014, 0x0021 }, + { 0x0006, 0x0015 }, + { 0x0005, 0x0019 }, + { 0x0005, 0x001a }, + { 0x0005, 0x001b }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0007, 0x000f }, + { 0x0008, 0x000c }, + { 0x0009, 0x000d }, + { 0x000b, 0x000f }, + { 0x000c, 0x0010 }, + { 0x000d, 0x0012 }, + { 0x000f, 0x001e }, + { 0x0012, 0x008f }, + { 0x0014, 0x0022 }, + { 0x0014, 0x0023 }, + { 0x0014, 0x0024 }, + { 0x0014, 0x0025 }, + { 0x0014, 0x0026 }, + { 0x0014, 0x0027 }, + { 0x0014, 0x0028 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0014, 0x002d }, + { 0x0014, 0x002e }, + { 0x0006, 0x0018 }, + { 0x0005, 0x001c }, + { 0x0005, 0x001d }, + { 0x0006, 0x0019 }, + { 0x0006, 0x001a }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0008, 0x000d }, + { 0x000a, 0x000e }, + { 0x000b, 0x0010 }, + { 0x000c, 0x0011 }, + { 0x000e, 0x0018 }, + { 0x0010, 0x002e }, + { 0x0012, 0x0090 }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0014, 0x002f }, + { 0x0014, 0x0030 }, + { 0x0014, 0x0031 }, + { 0x0014, 0x0032 }, + { 0x0014, 0x0033 }, + { 0x0014, 0x0034 }, + { 0x0014, 0x0035 }, + { 0x0014, 0x0036 }, + { 0x0014, 0x0037 }, + { 0x0014, 0x0038 }, + { 0x0014, 0x0039 }, + { 0x0007, 0x0012 }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0007, 0x0013 }, + { 0x0007, 0x0014 }, + { 0x0008, 0x000e }, + { 0x0009, 0x000e }, + { 0x000b, 0x0011 }, + { 0x000c, 0x0012 }, + { 0x000d, 0x0013 }, + { 0x000e, 0x0019 }, + { 0x0010, 0x002f }, + { 0x0012, 0x0091 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x0014, 0x003e }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0007, 0x0015 }, + { 0x0006, 0x001e }, + { 0x0006, 0x001f }, + { 0x0007, 0x0016 }, + { 0x0007, 0x0017 }, + { 0x0008, 0x000f }, + { 0x0009, 0x000f }, + { 0x000a, 0x000f }, + { 0x000b, 0x0012 }, + { 0x000d, 0x0014 }, + { 0x000e, 0x001a }, + { 0x000f, 0x001f }, + { 0x0013, 0x010f }, + { 0x0011, 0x0053 }, + { 0x0014, 0x0047 }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0014, 0x0052 }, + { 0x0014, 0x0053 }, + { 0x0008, 0x0010 }, + { 0x0007, 0x0018 }, + { 0x0007, 0x0019 }, + { 0x0008, 0x0011 }, + { 0x0008, 0x0012 }, + { 0x0009, 0x0010 }, + { 0x000a, 0x0010 }, + { 0x000b, 0x0013 }, + { 0x000c, 0x0013 }, + { 0x000e, 0x001b }, + { 0x000f, 0x0020 }, + { 0x0010, 0x0030 }, + { 0x0012, 0x0092 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0014, 0x005e }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0009, 0x0011 }, + { 0x0008, 0x0013 }, + { 0x0009, 0x0012 }, + { 0x0009, 0x0013 }, + { 0x000a, 0x0011 }, + { 0x000a, 0x0012 }, + { 0x000b, 0x0014 }, + { 0x000c, 0x0014 }, + { 0x000d, 0x0015 }, + { 0x000e, 0x001c }, + { 0x000f, 0x0021 }, + { 0x0013, 0x0110 }, + { 0x0012, 0x0093 }, + { 0x0012, 0x0094 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x0014, 0x006a }, + { 0x0014, 0x006b }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x000b, 0x0015 }, + { 0x000a, 0x0013 }, + { 0x000a, 0x0014 }, + { 0x000a, 0x0015 }, + { 0x000b, 0x0016 }, + { 0x000c, 0x0015 }, + { 0x000d, 0x0016 }, + { 0x000d, 0x0017 }, + { 0x000f, 0x0022 }, + { 0x0010, 0x0031 }, + { 0x0012, 0x0095 }, + { 0x0012, 0x0096 }, + { 0x0014, 0x006f }, + { 0x0013, 0x0111 }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x000c, 0x0016 }, + { 0x000b, 0x0017 }, + { 0x000c, 0x0017 }, + { 0x000c, 0x0018 }, + { 0x000c, 0x0019 }, + { 0x000d, 0x0018 }, + { 0x000e, 0x001d }, + { 0x000f, 0x0023 }, + { 0x000f, 0x0024 }, + { 0x0011, 0x0054 }, + { 0x0012, 0x0097 }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x000e, 0x001e }, + { 0x000d, 0x0019 }, + { 0x000d, 0x001a }, + { 0x000d, 0x001b }, + { 0x000e, 0x001f }, + { 0x000f, 0x0025 }, + { 0x000f, 0x0026 }, + { 0x0010, 0x0032 }, + { 0x0010, 0x0033 }, + { 0x0012, 0x0098 }, + { 0x0013, 0x0112 }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x000f, 0x0027 }, + { 0x000f, 0x0028 }, + { 0x000f, 0x0029 }, + { 0x000f, 0x002a }, + { 0x0010, 0x0034 }, + { 0x000f, 0x002b }, + { 0x0011, 0x0055 }, + { 0x0012, 0x0099 }, + { 0x0012, 0x009a }, + { 0x0012, 0x009b }, + { 0x0014, 0x009d }, + { 0x0013, 0x0113 }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + { 0x0014, 0x00a6 }, + { 0x0014, 0x00a7 }, + { 0x0014, 0x00a8 }, + { 0x0014, 0x00a9 }, + { 0x0014, 0x00aa }, + { 0x0014, 0x00ab }, + { 0x0014, 0x00ac }, + { 0x0011, 0x0056 }, + { 0x0010, 0x0035 }, + { 0x0010, 0x0036 }, + { 0x0010, 0x0037 }, + { 0x0011, 0x0057 }, + { 0x0012, 0x009c }, + { 0x0012, 0x009d }, + { 0x0012, 0x009e }, + { 0x0014, 0x00ad }, + { 0x0014, 0x00ae }, + { 0x0014, 0x00af }, + { 0x0014, 0x00b0 }, + { 0x0014, 0x00b1 }, + { 0x0014, 0x00b2 }, + { 0x0014, 0x00b3 }, + { 0x0014, 0x00b4 }, + { 0x0014, 0x00b5 }, + { 0x0014, 0x00b6 }, + { 0x0014, 0x00b7 }, + { 0x0014, 0x00b8 }, + { 0x0014, 0x00b9 }, + { 0x0014, 0x00ba }, + { 0x0014, 0x00bb }, + { 0x0014, 0x00bc }, + { 0x0014, 0x00bd }, + { 0x0014, 0x00be }, + { 0x0014, 0x00bf }, + { 0x0012, 0x009f }, + { 0x0011, 0x0058 }, + { 0x0012, 0x00a0 }, + { 0x0014, 0x00c0 }, + { 0x0011, 0x0059 }, + { 0x0013, 0x0114 }, + { 0x0012, 0x00a1 }, + { 0x0014, 0x00c1 }, + { 0x0013, 0x0115 }, + { 0x0014, 0x00c2 }, + { 0x0014, 0x00c3 }, + { 0x0014, 0x00c4 }, + { 0x0014, 0x00c5 }, + { 0x0014, 0x00c6 }, + { 0x0014, 0x00c7 }, + { 0x0014, 0x00c8 }, + { 0x0014, 0x00c9 }, + { 0x0014, 0x00ca }, + { 0x0014, 0x00cb }, + { 0x0014, 0x00cc }, + { 0x0014, 0x00cd }, + { 0x0014, 0x00ce }, + { 0x0014, 0x00cf }, + { 0x0014, 0x00d0 }, + { 0x0014, 0x00d1 }, + { 0x0014, 0x00d2 }, + { 0x0014, 0x00d3 }, + { 0x0014, 0x00d4 }, + { 0x0014, 0x00d5 }, + { 0x0014, 0x00d6 }, + { 0x0014, 0x00d7 }, + { 0x0014, 0x00d8 }, + { 0x0014, 0x00d9 }, + { 0x0014, 0x00da }, + { 0x0014, 0x00db }, + { 0x0014, 0x00dc }, + { 0x0014, 0x00dd }, + { 0x0014, 0x00de }, + { 0x0014, 0x00df }, + { 0x0014, 0x00e0 }, + { 0x0014, 0x00e1 }, + { 0x0014, 0x00e2 }, + { 0x0014, 0x00e3 }, + { 0x0014, 0x00e4 }, + { 0x0014, 0x00e5 }, + { 0x0014, 0x00e6 }, + { 0x0014, 0x00e7 }, + { 0x0014, 0x00e8 }, + { 0x0014, 0x00e9 }, + { 0x0014, 0x00ea }, + { 0x0014, 0x00eb }, + { 0x0014, 0x00ec }, + { 0x0014, 0x00ed }, + { 0x0014, 0x00ee }, + { 0x0014, 0x00ef }, + { 0x0014, 0x00f0 }, + { 0x0014, 0x00f1 }, + { 0x0014, 0x00f2 }, + { 0x0014, 0x00f3 }, + { 0x0014, 0x00f4 }, + { 0x0014, 0x00f5 }, + { 0x0014, 0x00f6 }, + { 0x0014, 0x00f7 }, + { 0x0014, 0x00f8 }, + { 0x0014, 0x00f9 }, + { 0x0014, 0x00fa }, + { 0x0014, 0x00fb }, + { 0x0014, 0x00fc }, + { 0x0014, 0x00fd }, + { 0x0014, 0x00fe }, + { 0x0014, 0x00ff }, + { 0x0014, 0x0100 }, + { 0x0014, 0x0101 }, + { 0x0014, 0x0102 }, + { 0x0014, 0x0103 }, + { 0x0014, 0x0104 }, + { 0x0014, 0x0105 }, + { 0x0014, 0x0106 }, + { 0x0014, 0x0107 }, + { 0x0014, 0x0108 }, + { 0x0014, 0x0109 }, + { 0x0014, 0x010a }, + { 0x0014, 0x010b }, + { 0x0014, 0x010c }, + { 0x0014, 0x010d }, + { 0x0014, 0x010e }, + { 0x0014, 0x010f }, + { 0x0014, 0x0110 }, + { 0x0014, 0x0111 }, + { 0x0014, 0x0112 }, + { 0x0014, 0x0113 }, + { 0x0014, 0x0114 }, + { 0x0014, 0x0115 }, + { 0x0014, 0x0116 }, + { 0x0014, 0x0117 }, + { 0x0014, 0x0118 }, + { 0x0014, 0x0119 }, + { 0x0014, 0x011a }, + { 0x0014, 0x011b }, + { 0x0014, 0x011c }, + { 0x0014, 0x011d }, + { 0x0014, 0x011e }, + { 0x0014, 0x011f }, + { 0x0014, 0x0120 }, + { 0x0014, 0x0121 }, + { 0x0014, 0x0122 }, + { 0x0014, 0x0123 }, + { 0x0014, 0x0124 }, + { 0x0014, 0x0125 }, + { 0x0013, 0x0116 }, + { 0x0014, 0x0126 }, + { 0x0014, 0x0127 }, + { 0x0014, 0x0128 }, + { 0x0014, 0x0129 }, + { 0x0014, 0x012a }, + { 0x0014, 0x012b }, + { 0x0014, 0x012c }, + { 0x0014, 0x012d }, + { 0x0014, 0x012e }, + { 0x0014, 0x012f }, + { 0x0014, 0x0130 }, + { 0x0014, 0x0131 }, + { 0x0014, 0x0132 }, + { 0x0014, 0x0133 }, + { 0x0014, 0x0134 }, + { 0x0014, 0x0135 }, + { 0x0014, 0x0136 }, + { 0x0014, 0x0137 }, + { 0x0014, 0x0138 }, + { 0x0014, 0x0139 }, + { 0x0014, 0x013a }, + { 0x0014, 0x013b }, + { 0x0014, 0x013c }, + { 0x0014, 0x013d }, + { 0x0014, 0x013e }, + { 0x0014, 0x013f }, + { 0x0014, 0x0140 }, + { 0x0014, 0x0141 }, + { 0x0014, 0x0142 }, + { 0x0014, 0x0143 }, + { 0x0014, 0x0144 }, + { 0x0014, 0x0145 }, + { 0x0014, 0x0146 }, + { 0x0014, 0x0147 }, + { 0x0014, 0x0148 }, + { 0x0014, 0x0149 }, + { 0x0014, 0x014a }, + { 0x0014, 0x014b }, + { 0x0014, 0x014c }, + { 0x0014, 0x014d }, + { 0x0014, 0x014e }, + { 0x0014, 0x014f }, + { 0x0014, 0x0150 }, + { 0x0014, 0x0151 }, + { 0x0014, 0x0152 }, + { 0x0014, 0x0153 }, + { 0x0014, 0x0154 }, + { 0x0014, 0x0155 }, + { 0x0014, 0x0156 }, + { 0x0014, 0x0157 }, + { 0x0014, 0x0158 }, + { 0x0014, 0x0159 }, + { 0x0014, 0x015a }, + { 0x0014, 0x015b }, + { 0x0014, 0x015c }, + { 0x0014, 0x015d }, + { 0x0014, 0x015e }, + { 0x0014, 0x015f }, + { 0x0014, 0x0160 }, + { 0x0014, 0x0161 }, + { 0x0014, 0x0162 }, + { 0x0014, 0x0163 }, + { 0x0014, 0x0164 }, + { 0x0014, 0x0165 }, + { 0x0014, 0x0166 }, + { 0x0014, 0x0167 }, + { 0x0014, 0x0168 }, + { 0x0014, 0x0169 }, + { 0x0014, 0x016a }, + { 0x0014, 0x016b }, + { 0x0014, 0x016c }, + { 0x0014, 0x016d }, + { 0x0014, 0x016e }, + { 0x0014, 0x016f }, + { 0x0014, 0x0170 }, + { 0x0014, 0x0171 }, + { 0x0014, 0x0172 }, + { 0x0014, 0x0173 }, + { 0x0014, 0x0174 }, + { 0x0014, 0x0175 }, + { 0x0014, 0x0176 }, + { 0x0014, 0x0177 }, + { 0x0014, 0x0178 }, + { 0x0014, 0x0179 }, + { 0x0014, 0x017a }, + { 0x0014, 0x017b }, + { 0x0014, 0x017c }, + { 0x0014, 0x017d }, + { 0x0014, 0x017e }, + { 0x0014, 0x017f }, + { 0x0014, 0x0180 }, + { 0x0014, 0x0181 }, + { 0x0014, 0x0182 }, + { 0x0014, 0x0183 }, + { 0x0014, 0x0184 }, + { 0x0014, 0x0185 }, + { 0x0014, 0x0186 }, + { 0x0014, 0x0187 }, + { 0x0014, 0x0188 }, + { 0x0014, 0x0189 }, + { 0x0014, 0x018a }, + { 0x0014, 0x018b }, + { 0x0014, 0x018c }, + { 0x0014, 0x018d }, + { 0x0014, 0x018e }, + { 0x0014, 0x018f }, + { 0x0014, 0x0190 }, + { 0x0014, 0x0191 }, + { 0x0014, 0x0192 }, + { 0x0014, 0x0193 }, + { 0x0014, 0x0194 }, + { 0x0014, 0x0195 }, + { 0x0014, 0x0196 }, + { 0x0014, 0x0197 }, + { 0x0014, 0x0198 }, + { 0x0014, 0x0199 }, + { 0x0014, 0x019a }, + { 0x0014, 0x019b }, + { 0x0014, 0x019c }, + { 0x0014, 0x019d }, + { 0x0014, 0x019e }, + { 0x0014, 0x019f }, + { 0x0014, 0x01a0 }, + { 0x0014, 0x01a1 }, + { 0x0014, 0x01a2 }, + { 0x0014, 0x01a3 }, + { 0x0014, 0x01a4 }, + { 0x0014, 0x01a5 }, + { 0x0014, 0x01a6 }, + { 0x0014, 0x01a7 }, + { 0x0014, 0x01a8 }, + { 0x0014, 0x01a9 }, + { 0x0014, 0x01aa }, + { 0x0014, 0x01ab }, + { 0x0014, 0x01ac }, + { 0x0014, 0x01ad }, + { 0x0014, 0x01ae }, + { 0x0014, 0x01af }, + { 0x0014, 0x01b0 }, + { 0x0014, 0x01b1 }, + { 0x0014, 0x01b2 }, + { 0x0014, 0x01b3 }, + { 0x0014, 0x01b4 }, + { 0x0014, 0x01b5 }, + { 0x0014, 0x01b6 }, + { 0x0014, 0x01b7 }, + { 0x0014, 0x01b8 }, + { 0x0014, 0x01b9 }, + { 0x0014, 0x01ba }, + { 0x0014, 0x01bb }, + { 0x0014, 0x01bc }, + { 0x0014, 0x01bd }, + { 0x0014, 0x01be }, + { 0x0014, 0x01bf }, + { 0x0014, 0x01c0 }, + { 0x0014, 0x01c1 }, + { 0x0014, 0x01c2 }, + { 0x0014, 0x01c3 }, + { 0x0014, 0x01c4 }, + { 0x0014, 0x01c5 }, + { 0x0014, 0x01c6 }, + { 0x0014, 0x01c7 }, + { 0x0014, 0x01c8 }, + { 0x0014, 0x01c9 }, + { 0x0014, 0x01ca }, + { 0x0014, 0x01cb }, + { 0x0014, 0x01cc }, + { 0x0014, 0x01cd }, + { 0x0014, 0x01ce }, + { 0x0014, 0x01cf }, + { 0x0014, 0x01d0 }, + { 0x0014, 0x01d1 }, + { 0x0014, 0x01d2 }, + { 0x0014, 0x01d3 }, + { 0x0014, 0x01d4 }, + { 0x0014, 0x01d5 }, + { 0x0014, 0x01d6 }, + { 0x0014, 0x01d7 }, + { 0x0014, 0x01d8 }, + { 0x0014, 0x01d9 }, + { 0x0014, 0x01da }, + { 0x0014, 0x01db }, + { 0x0014, 0x01dc }, + { 0x0014, 0x01dd }, + { 0x0014, 0x01de }, + { 0x0014, 0x01df }, + { 0x0014, 0x01e0 }, + { 0x0014, 0x01e1 }, + { 0x0014, 0x01e2 }, + { 0x0014, 0x01e3 }, + { 0x0014, 0x01e4 }, + { 0x0014, 0x01e5 }, + { 0x0014, 0x01e6 }, + { 0x0014, 0x01e7 }, + { 0x0014, 0x01e8 }, + { 0x0014, 0x01e9 }, + { 0x0014, 0x01ea }, + { 0x0014, 0x01eb }, + { 0x0014, 0x01ec }, + { 0x0014, 0x01ed }, + { 0x0014, 0x01ee }, + { 0x0014, 0x01ef }, + { 0x0014, 0x01f0 }, + { 0x0014, 0x01f1 }, + { 0x0014, 0x01f2 }, + { 0x0014, 0x01f3 }, + { 0x0014, 0x01f4 }, + { 0x0014, 0x01f5 }, + { 0x0014, 0x01f6 }, + { 0x0014, 0x01f7 }, + { 0x0014, 0x01f8 }, + { 0x0014, 0x01f9 }, + { 0x0014, 0x01fa }, + { 0x0014, 0x01fb }, + { 0x0014, 0x01fc }, + { 0x0014, 0x01fd }, + { 0x0014, 0x01fe }, + { 0x0014, 0x01ff }, + { 0x0014, 0x0200 }, + { 0x0014, 0x0201 }, + { 0x0014, 0x0202 }, + { 0x0014, 0x0203 }, + { 0x0014, 0x0204 }, + { 0x0014, 0x0205 }, + { 0x0014, 0x0206 }, + { 0x0014, 0x0207 }, + { 0x0014, 0x0208 }, + { 0x0014, 0x0209 }, + { 0x0014, 0x020a }, + { 0x0014, 0x020b }, + { 0x0014, 0x020c }, + { 0x0014, 0x020d }, + { 0x0014, 0x020e }, + { 0x0014, 0x020f }, + { 0x0014, 0x0210 }, + { 0x0014, 0x0211 }, + { 0x0014, 0x0212 }, + { 0x0014, 0x0213 }, + { 0x0014, 0x0214 }, + { 0x0014, 0x0215 }, + { 0x0013, 0x0117 }, + + }; + + +const uint16_t c_aauiLCLDHuffEnc17[729][2] = + { + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0009, 0x000f }, + { 0x000a, 0x000f }, + { 0x000c, 0x0011 }, + { 0x000d, 0x0014 }, + { 0x000e, 0x0017 }, + { 0x0010, 0x002d }, + { 0x0011, 0x004c }, + { 0x0012, 0x008a }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0014, 0x0006 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0006, 0x0016 }, + { 0x0005, 0x0018 }, + { 0x0005, 0x0019 }, + { 0x0005, 0x001a }, + { 0x0006, 0x0017 }, + { 0x0006, 0x0018 }, + { 0x0006, 0x0019 }, + { 0x0007, 0x0012 }, + { 0x0007, 0x0013 }, + { 0x0008, 0x0010 }, + { 0x000a, 0x0010 }, + { 0x000b, 0x0011 }, + { 0x000c, 0x0012 }, + { 0x000e, 0x0018 }, + { 0x000f, 0x0020 }, + { 0x0011, 0x004d }, + { 0x0013, 0x00e4 }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0006, 0x001a }, + { 0x0005, 0x001b }, + { 0x0005, 0x001c }, + { 0x0005, 0x001d }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0007, 0x0014 }, + { 0x0008, 0x0011 }, + { 0x0009, 0x0010 }, + { 0x000a, 0x0011 }, + { 0x000b, 0x0012 }, + { 0x000c, 0x0013 }, + { 0x000e, 0x0019 }, + { 0x000f, 0x0021 }, + { 0x0010, 0x002e }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0014, 0x001c }, + { 0x0006, 0x001e }, + { 0x0005, 0x001e }, + { 0x0005, 0x001f }, + { 0x0006, 0x001f }, + { 0x0006, 0x0020 }, + { 0x0006, 0x0021 }, + { 0x0006, 0x0022 }, + { 0x0007, 0x0015 }, + { 0x0008, 0x0012 }, + { 0x0009, 0x0011 }, + { 0x000a, 0x0012 }, + { 0x000b, 0x0013 }, + { 0x000c, 0x0014 }, + { 0x000e, 0x001a }, + { 0x000f, 0x0022 }, + { 0x0010, 0x002f }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0014, 0x001d }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0014, 0x0020 }, + { 0x0014, 0x0021 }, + { 0x0014, 0x0022 }, + { 0x0014, 0x0023 }, + { 0x0014, 0x0024 }, + { 0x0014, 0x0025 }, + { 0x0006, 0x0023 }, + { 0x0006, 0x0024 }, + { 0x0006, 0x0025 }, + { 0x0006, 0x0026 }, + { 0x0006, 0x0027 }, + { 0x0006, 0x0028 }, + { 0x0007, 0x0016 }, + { 0x0007, 0x0017 }, + { 0x0008, 0x0013 }, + { 0x0009, 0x0012 }, + { 0x000a, 0x0013 }, + { 0x000c, 0x0015 }, + { 0x000d, 0x0015 }, + { 0x000f, 0x0023 }, + { 0x0010, 0x0030 }, + { 0x0011, 0x004e }, + { 0x0014, 0x0026 }, + { 0x0014, 0x0027 }, + { 0x0014, 0x0028 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0014, 0x002d }, + { 0x0014, 0x002e }, + { 0x0014, 0x002f }, + { 0x0014, 0x0030 }, + { 0x0007, 0x0018 }, + { 0x0006, 0x0029 }, + { 0x0006, 0x002a }, + { 0x0006, 0x002b }, + { 0x0006, 0x002c }, + { 0x0007, 0x0019 }, + { 0x0007, 0x001a }, + { 0x0008, 0x0014 }, + { 0x0009, 0x0013 }, + { 0x000a, 0x0014 }, + { 0x000b, 0x0014 }, + { 0x000c, 0x0016 }, + { 0x000d, 0x0016 }, + { 0x000f, 0x0024 }, + { 0x0010, 0x0031 }, + { 0x0011, 0x004f }, + { 0x0014, 0x0031 }, + { 0x0014, 0x0032 }, + { 0x0014, 0x0033 }, + { 0x0014, 0x0034 }, + { 0x0014, 0x0035 }, + { 0x0014, 0x0036 }, + { 0x0014, 0x0037 }, + { 0x0014, 0x0038 }, + { 0x0014, 0x0039 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0007, 0x001b }, + { 0x0006, 0x002d }, + { 0x0006, 0x002e }, + { 0x0006, 0x002f }, + { 0x0007, 0x001c }, + { 0x0007, 0x001d }, + { 0x0008, 0x0015 }, + { 0x0009, 0x0014 }, + { 0x000a, 0x0015 }, + { 0x000a, 0x0016 }, + { 0x000c, 0x0017 }, + { 0x000d, 0x0017 }, + { 0x000e, 0x001b }, + { 0x000f, 0x0025 }, + { 0x0011, 0x0050 }, + { 0x0011, 0x0051 }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x0014, 0x003e }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0008, 0x0016 }, + { 0x0007, 0x001e }, + { 0x0007, 0x001f }, + { 0x0007, 0x0020 }, + { 0x0007, 0x0021 }, + { 0x0008, 0x0017 }, + { 0x0008, 0x0018 }, + { 0x0009, 0x0015 }, + { 0x000a, 0x0017 }, + { 0x000b, 0x0015 }, + { 0x000c, 0x0018 }, + { 0x000e, 0x001c }, + { 0x000e, 0x001d }, + { 0x0010, 0x0032 }, + { 0x0012, 0x008b }, + { 0x0012, 0x008c }, + { 0x0014, 0x0047 }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0008, 0x0019 }, + { 0x0007, 0x0022 }, + { 0x0007, 0x0023 }, + { 0x0008, 0x001a }, + { 0x0008, 0x001b }, + { 0x0009, 0x0016 }, + { 0x0009, 0x0017 }, + { 0x000a, 0x0018 }, + { 0x000b, 0x0016 }, + { 0x000c, 0x0019 }, + { 0x000d, 0x0018 }, + { 0x000e, 0x001e }, + { 0x0010, 0x0033 }, + { 0x0011, 0x0052 }, + { 0x0014, 0x0052 }, + { 0x0013, 0x00e9 }, + { 0x0014, 0x0053 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0009, 0x0018 }, + { 0x0008, 0x001c }, + { 0x0008, 0x001d }, + { 0x0009, 0x0019 }, + { 0x0009, 0x001a }, + { 0x000a, 0x0019 }, + { 0x000a, 0x001a }, + { 0x000b, 0x0017 }, + { 0x000c, 0x001a }, + { 0x000d, 0x0019 }, + { 0x000e, 0x001f }, + { 0x000f, 0x0026 }, + { 0x0010, 0x0034 }, + { 0x0012, 0x008d }, + { 0x0013, 0x00ea }, + { 0x0014, 0x005e }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x000b, 0x0018 }, + { 0x0009, 0x001b }, + { 0x000a, 0x001b }, + { 0x000a, 0x001c }, + { 0x000a, 0x001d }, + { 0x000b, 0x0019 }, + { 0x000b, 0x001a }, + { 0x000c, 0x001b }, + { 0x000d, 0x001a }, + { 0x000e, 0x0020 }, + { 0x000f, 0x0027 }, + { 0x0012, 0x008e }, + { 0x0011, 0x0053 }, + { 0x0013, 0x00eb }, + { 0x0014, 0x006a }, + { 0x0014, 0x006b }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x0014, 0x006f }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x000c, 0x001c }, + { 0x000b, 0x001b }, + { 0x000b, 0x001c }, + { 0x000b, 0x001d }, + { 0x000c, 0x001d }, + { 0x000c, 0x001e }, + { 0x000d, 0x001b }, + { 0x000d, 0x001c }, + { 0x000e, 0x0021 }, + { 0x0010, 0x0035 }, + { 0x0010, 0x0036 }, + { 0x0011, 0x0054 }, + { 0x0013, 0x00ec }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x000d, 0x001d }, + { 0x000c, 0x001f }, + { 0x000c, 0x0020 }, + { 0x000c, 0x0021 }, + { 0x000d, 0x001e }, + { 0x000d, 0x001f }, + { 0x000e, 0x0022 }, + { 0x000f, 0x0028 }, + { 0x0010, 0x0037 }, + { 0x0010, 0x0038 }, + { 0x0010, 0x0039 }, + { 0x0012, 0x008f }, + { 0x0013, 0x00ed }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x000e, 0x0023 }, + { 0x000d, 0x0020 }, + { 0x000d, 0x0021 }, + { 0x000e, 0x0024 }, + { 0x000e, 0x0025 }, + { 0x000e, 0x0026 }, + { 0x000f, 0x0029 }, + { 0x0010, 0x003a }, + { 0x0010, 0x003b }, + { 0x0012, 0x0090 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x0014, 0x009d }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x000f, 0x002a }, + { 0x000e, 0x0027 }, + { 0x000f, 0x002b }, + { 0x000f, 0x002c }, + { 0x000f, 0x002d }, + { 0x0010, 0x003c }, + { 0x0010, 0x003d }, + { 0x0011, 0x0055 }, + { 0x0011, 0x0056 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + { 0x0014, 0x00a6 }, + { 0x0014, 0x00a7 }, + { 0x0014, 0x00a8 }, + { 0x0014, 0x00a9 }, + { 0x0014, 0x00aa }, + { 0x0014, 0x00ab }, + { 0x0014, 0x00ac }, + { 0x0014, 0x00ad }, + { 0x0014, 0x00ae }, + { 0x0014, 0x00af }, + { 0x0014, 0x00b0 }, + { 0x0014, 0x00b1 }, + { 0x0014, 0x00b2 }, + { 0x0014, 0x00b3 }, + { 0x0014, 0x00b4 }, + { 0x0014, 0x00b5 }, + { 0x0012, 0x0091 }, + { 0x0010, 0x003e }, + { 0x0010, 0x003f }, + { 0x0011, 0x0057 }, + { 0x0011, 0x0058 }, + { 0x0011, 0x0059 }, + { 0x0012, 0x0092 }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0012, 0x0093 }, + { 0x0014, 0x00b6 }, + { 0x0014, 0x00b7 }, + { 0x0014, 0x00b8 }, + { 0x0014, 0x00b9 }, + { 0x0014, 0x00ba }, + { 0x0014, 0x00bb }, + { 0x0014, 0x00bc }, + { 0x0014, 0x00bd }, + { 0x0014, 0x00be }, + { 0x0014, 0x00bf }, + { 0x0014, 0x00c0 }, + { 0x0014, 0x00c1 }, + { 0x0014, 0x00c2 }, + { 0x0014, 0x00c3 }, + { 0x0014, 0x00c4 }, + { 0x0014, 0x00c5 }, + { 0x0014, 0x00c6 }, + { 0x0013, 0x00f0 }, + { 0x0012, 0x0094 }, + { 0x0012, 0x0095 }, + { 0x0012, 0x0096 }, + { 0x0014, 0x00c7 }, + { 0x0014, 0x00c8 }, + { 0x0014, 0x00c9 }, + { 0x0014, 0x00ca }, + { 0x0014, 0x00cb }, + { 0x0014, 0x00cc }, + { 0x0014, 0x00cd }, + { 0x0014, 0x00ce }, + { 0x0014, 0x00cf }, + { 0x0014, 0x00d0 }, + { 0x0014, 0x00d1 }, + { 0x0014, 0x00d2 }, + { 0x0014, 0x00d3 }, + { 0x0014, 0x00d4 }, + { 0x0014, 0x00d5 }, + { 0x0014, 0x00d6 }, + { 0x0014, 0x00d7 }, + { 0x0014, 0x00d8 }, + { 0x0014, 0x00d9 }, + { 0x0014, 0x00da }, + { 0x0014, 0x00db }, + { 0x0014, 0x00dc }, + { 0x0014, 0x00dd }, + { 0x0014, 0x00de }, + { 0x0012, 0x0097 }, + { 0x0014, 0x00df }, + { 0x0014, 0x00e0 }, + { 0x0014, 0x00e1 }, + { 0x0014, 0x00e2 }, + { 0x0014, 0x00e3 }, + { 0x0014, 0x00e4 }, + { 0x0014, 0x00e5 }, + { 0x0014, 0x00e6 }, + { 0x0014, 0x00e7 }, + { 0x0014, 0x00e8 }, + { 0x0014, 0x00e9 }, + { 0x0014, 0x00ea }, + { 0x0014, 0x00eb }, + { 0x0014, 0x00ec }, + { 0x0014, 0x00ed }, + { 0x0014, 0x00ee }, + { 0x0014, 0x00ef }, + { 0x0014, 0x00f0 }, + { 0x0014, 0x00f1 }, + { 0x0014, 0x00f2 }, + { 0x0014, 0x00f3 }, + { 0x0014, 0x00f4 }, + { 0x0014, 0x00f5 }, + { 0x0014, 0x00f6 }, + { 0x0014, 0x00f7 }, + { 0x0014, 0x00f8 }, + { 0x0014, 0x00f9 }, + { 0x0014, 0x00fa }, + { 0x0014, 0x00fb }, + { 0x0014, 0x00fc }, + { 0x0014, 0x00fd }, + { 0x0014, 0x00fe }, + { 0x0014, 0x00ff }, + { 0x0014, 0x0100 }, + { 0x0014, 0x0101 }, + { 0x0014, 0x0102 }, + { 0x0014, 0x0103 }, + { 0x0014, 0x0104 }, + { 0x0014, 0x0105 }, + { 0x0014, 0x0106 }, + { 0x0014, 0x0107 }, + { 0x0014, 0x0108 }, + { 0x0014, 0x0109 }, + { 0x0014, 0x010a }, + { 0x0014, 0x010b }, + { 0x0014, 0x010c }, + { 0x0014, 0x010d }, + { 0x0014, 0x010e }, + { 0x0014, 0x010f }, + { 0x0014, 0x0110 }, + { 0x0014, 0x0111 }, + { 0x0014, 0x0112 }, + { 0x0014, 0x0113 }, + { 0x0014, 0x0114 }, + { 0x0014, 0x0115 }, + { 0x0014, 0x0116 }, + { 0x0014, 0x0117 }, + { 0x0014, 0x0118 }, + { 0x0014, 0x0119 }, + { 0x0014, 0x011a }, + { 0x0014, 0x011b }, + { 0x0014, 0x011c }, + { 0x0014, 0x011d }, + { 0x0014, 0x011e }, + { 0x0014, 0x011f }, + { 0x0014, 0x0120 }, + { 0x0014, 0x0121 }, + { 0x0014, 0x0122 }, + { 0x0014, 0x0123 }, + { 0x0014, 0x0124 }, + { 0x0014, 0x0125 }, + { 0x0014, 0x0126 }, + { 0x0014, 0x0127 }, + { 0x0014, 0x0128 }, + { 0x0014, 0x0129 }, + { 0x0014, 0x012a }, + { 0x0014, 0x012b }, + { 0x0014, 0x012c }, + { 0x0014, 0x012d }, + { 0x0014, 0x012e }, + { 0x0014, 0x012f }, + { 0x0014, 0x0130 }, + { 0x0014, 0x0131 }, + { 0x0014, 0x0132 }, + { 0x0014, 0x0133 }, + { 0x0014, 0x0134 }, + { 0x0014, 0x0135 }, + { 0x0014, 0x0136 }, + { 0x0014, 0x0137 }, + { 0x0014, 0x0138 }, + { 0x0014, 0x0139 }, + { 0x0014, 0x013a }, + { 0x0014, 0x013b }, + { 0x0014, 0x013c }, + { 0x0014, 0x013d }, + { 0x0014, 0x013e }, + { 0x0014, 0x013f }, + { 0x0014, 0x0140 }, + { 0x0014, 0x0141 }, + { 0x0014, 0x0142 }, + { 0x0014, 0x0143 }, + { 0x0014, 0x0144 }, + { 0x0014, 0x0145 }, + { 0x0014, 0x0146 }, + { 0x0014, 0x0147 }, + { 0x0014, 0x0148 }, + { 0x0014, 0x0149 }, + { 0x0014, 0x014a }, + { 0x0014, 0x014b }, + { 0x0014, 0x014c }, + { 0x0014, 0x014d }, + { 0x0014, 0x014e }, + { 0x0014, 0x014f }, + { 0x0014, 0x0150 }, + { 0x0014, 0x0151 }, + { 0x0014, 0x0152 }, + { 0x0014, 0x0153 }, + { 0x0014, 0x0154 }, + { 0x0014, 0x0155 }, + { 0x0014, 0x0156 }, + { 0x0014, 0x0157 }, + { 0x0014, 0x0158 }, + { 0x0014, 0x0159 }, + { 0x0014, 0x015a }, + { 0x0014, 0x015b }, + { 0x0014, 0x015c }, + { 0x0014, 0x015d }, + { 0x0014, 0x015e }, + { 0x0014, 0x015f }, + { 0x0014, 0x0160 }, + { 0x0014, 0x0161 }, + { 0x0014, 0x0162 }, + { 0x0014, 0x0163 }, + { 0x0014, 0x0164 }, + { 0x0014, 0x0165 }, + { 0x0014, 0x0166 }, + { 0x0014, 0x0167 }, + { 0x0014, 0x0168 }, + { 0x0014, 0x0169 }, + { 0x0014, 0x016a }, + { 0x0014, 0x016b }, + { 0x0014, 0x016c }, + { 0x0014, 0x016d }, + { 0x0014, 0x016e }, + { 0x0014, 0x016f }, + { 0x0014, 0x0170 }, + { 0x0014, 0x0171 }, + { 0x0014, 0x0172 }, + { 0x0014, 0x0173 }, + { 0x0014, 0x0174 }, + { 0x0014, 0x0175 }, + { 0x0014, 0x0176 }, + { 0x0014, 0x0177 }, + { 0x0014, 0x0178 }, + { 0x0014, 0x0179 }, + { 0x0014, 0x017a }, + { 0x0014, 0x017b }, + { 0x0014, 0x017c }, + { 0x0014, 0x017d }, + { 0x0014, 0x017e }, + { 0x0014, 0x017f }, + { 0x0014, 0x0180 }, + { 0x0014, 0x0181 }, + { 0x0014, 0x0182 }, + { 0x0014, 0x0183 }, + { 0x0014, 0x0184 }, + { 0x0014, 0x0185 }, + { 0x0014, 0x0186 }, + { 0x0014, 0x0187 }, + { 0x0014, 0x0188 }, + { 0x0014, 0x0189 }, + { 0x0014, 0x018a }, + { 0x0014, 0x018b }, + { 0x0014, 0x018c }, + { 0x0014, 0x018d }, + { 0x0014, 0x018e }, + { 0x0014, 0x018f }, + { 0x0014, 0x0190 }, + { 0x0014, 0x0191 }, + { 0x0014, 0x0192 }, + { 0x0014, 0x0193 }, + { 0x0014, 0x0194 }, + { 0x0014, 0x0195 }, + { 0x0014, 0x0196 }, + { 0x0014, 0x0197 }, + { 0x0014, 0x0198 }, + { 0x0014, 0x0199 }, + { 0x0014, 0x019a }, + { 0x0014, 0x019b }, + { 0x0014, 0x019c }, + { 0x0014, 0x019d }, + { 0x0014, 0x019e }, + { 0x0014, 0x019f }, + { 0x0014, 0x01a0 }, + { 0x0014, 0x01a1 }, + { 0x0014, 0x01a2 }, + { 0x0014, 0x01a3 }, + { 0x0014, 0x01a4 }, + { 0x0014, 0x01a5 }, + { 0x0014, 0x01a6 }, + { 0x0014, 0x01a7 }, + { 0x0014, 0x01a8 }, + { 0x0014, 0x01a9 }, + { 0x0014, 0x01aa }, + { 0x0014, 0x01ab }, + { 0x0014, 0x01ac }, + { 0x0014, 0x01ad }, + { 0x0014, 0x01ae }, + { 0x0014, 0x01af }, + { 0x0014, 0x01b0 }, + { 0x0014, 0x01b1 }, + { 0x0014, 0x01b2 }, + { 0x0014, 0x01b3 }, + { 0x0014, 0x01b4 }, + { 0x0014, 0x01b5 }, + { 0x0014, 0x01b6 }, + { 0x0014, 0x01b7 }, + { 0x0014, 0x01b8 }, + { 0x0014, 0x01b9 }, + { 0x0014, 0x01ba }, + { 0x0014, 0x01bb }, + { 0x0014, 0x01bc }, + { 0x0014, 0x01bd }, + { 0x0014, 0x01be }, + { 0x0014, 0x01bf }, + { 0x0014, 0x01c0 }, + { 0x0014, 0x01c1 }, + { 0x0014, 0x01c2 }, + { 0x0014, 0x01c3 }, + { 0x0014, 0x01c4 }, + { 0x0014, 0x01c5 }, + { 0x0014, 0x01c6 }, + { 0x0014, 0x01c7 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + { 0x0013, 0x0110 }, + { 0x0013, 0x0111 }, + { 0x0013, 0x0112 }, + { 0x0013, 0x0113 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc18[28][2] = + { + { 0x0004, 0x0001 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0002 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000f, 0x0001 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + + }; + + +const uint16_t c_aauiLCLDHuffEnc19[29][2] = + { + { 0x0004, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0003 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0005, 0x0001 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0006, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000f, 0x0001 }, + { 0x0010, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0012, 0x0003 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc20[32][2] = + { + { 0x0004, 0x0002 }, + { 0x0003, 0x0005 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0003 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0006, 0x0001 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000f, 0x0001 }, + { 0x0010, 0x0001 }, + { 0x0011, 0x0001 }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + }; + +const uint16_t c_aauiLCLDHuffEnc21[37][2] = + { + { 0x0005, 0x0002 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0003 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0005, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0009, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000f, 0x0001 }, + { 0x0010, 0x0001 }, + { 0x0011, 0x0001 }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc22[39][2] = + { + { 0x0005, 0x0002 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0004, 0x000c }, + { 0x0004, 0x000d }, + { 0x0004, 0x000e }, + { 0x0004, 0x000f }, + { 0x0005, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000a, 0x0001 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000c, 0x0001 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000e, 0x0001 }, + { 0x000e, 0x0002 }, + { 0x000f, 0x0001 }, + { 0x000e, 0x0003 }, + { 0x0011, 0x0000 }, + { 0x0010, 0x0001 }, + { 0x0011, 0x0001 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc23[46][2] = + { + { 0x0005, 0x0003 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0004, 0x000c }, + { 0x0004, 0x000d }, + { 0x0004, 0x000e }, + { 0x0004, 0x000f }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000e, 0x0001 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0001 }, + { 0x0010, 0x0001 }, + { 0x0012, 0x0000 }, + { 0x0012, 0x0001 }, + { 0x0011, 0x0001 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc24[55][2] = + { + { 0x0005, 0x0004 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0004, 0x000c }, + { 0x0004, 0x000d }, + { 0x0004, 0x000e }, + { 0x0004, 0x000f }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0003 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0001 }, + { 0x000f, 0x0002 }, + { 0x000f, 0x0003 }, + { 0x0010, 0x0001 }, + { 0x0011, 0x0001 }, + { 0x0013, 0x0000 }, + { 0x0012, 0x0001 }, + { 0x0013, 0x0001 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc25[65][2] = + { + { 0x0005, 0x0005 }, + { 0x0004, 0x000c }, + { 0x0004, 0x000d }, + { 0x0004, 0x000e }, + { 0x0005, 0x0006 }, + { 0x0004, 0x000f }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0005, 0x0012 }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0005, 0x0015 }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000d, 0x0003 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000f, 0x0003 }, + { 0x000e, 0x0005 }, + { 0x000f, 0x0004 }, + { 0x0010, 0x0001 }, + { 0x000f, 0x0005 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0011, 0x0001 }, + { 0x0012, 0x0000 }, + { 0x0012, 0x0001 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc26[77][2] = + { + { 0x0006, 0x0004 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0005, 0x0012 }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0005, 0x0015 }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0005, 0x0018 }, + { 0x0005, 0x0019 }, + { 0x0005, 0x001a }, + { 0x0005, 0x001b }, + { 0x0005, 0x001c }, + { 0x0005, 0x001d }, + { 0x0005, 0x001e }, + { 0x0005, 0x001f }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000a, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x000e, 0x0002 }, + { 0x000d, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000f, 0x0003 }, + { 0x000e, 0x0005 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0010, 0x0004 }, + { 0x0011, 0x0002 }, + { 0x0012, 0x0001 }, + { 0x0010, 0x0005 }, + { 0x0012, 0x0002 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0003 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + + }; + + +const uint16_t c_aauiLCLDHuffEnc27[91][2] = + { + { 0x0006, 0x0006 }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0005, 0x0012 }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0005, 0x0015 }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0005, 0x0018 }, + { 0x0005, 0x0019 }, + { 0x0005, 0x001a }, + { 0x0005, 0x001b }, + { 0x0005, 0x001c }, + { 0x0005, 0x001d }, + { 0x0005, 0x001e }, + { 0x0005, 0x001f }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000e, 0x0006 }, + { 0x000e, 0x0007 }, + { 0x000f, 0x0003 }, + { 0x000f, 0x0004 }, + { 0x0010, 0x0003 }, + { 0x000f, 0x0005 }, + { 0x0012, 0x0000 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0011, 0x0004 }, + { 0x0011, 0x0005 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc28[109][2] = + { + { 0x0006, 0x0008 }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0005, 0x0012 }, + { 0x0005, 0x0013 }, + { 0x0005, 0x0014 }, + { 0x0005, 0x0015 }, + { 0x0005, 0x0016 }, + { 0x0005, 0x0017 }, + { 0x0005, 0x0018 }, + { 0x0005, 0x0019 }, + { 0x0005, 0x001a }, + { 0x0005, 0x001b }, + { 0x0005, 0x001c }, + { 0x0005, 0x001d }, + { 0x0005, 0x001e }, + { 0x0006, 0x0009 }, + { 0x0005, 0x001f }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0006, 0x0018 }, + { 0x0006, 0x0019 }, + { 0x0006, 0x001a }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0006, 0x001e }, + { 0x0006, 0x001f }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000e, 0x0006 }, + { 0x000e, 0x0007 }, + { 0x0010, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x0010, 0x0005 }, + { 0x000f, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x0010, 0x0006 }, + { 0x0011, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0013, 0x0000 }, + { 0x0010, 0x0008 }, + { 0x0010, 0x0009 }, + { 0x0013, 0x0001 }, + { 0x0011, 0x0007 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + + }; + +const uint16_t c_aauiLCLDHuffEnc29[129][2] = + { + { 0x0006, 0x0009 }, + { 0x0005, 0x0019 }, + { 0x0006, 0x000a }, + { 0x0005, 0x001a }, + { 0x0005, 0x001b }, + { 0x0005, 0x001c }, + { 0x0006, 0x000b }, + { 0x0005, 0x001d }, + { 0x0005, 0x001e }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0005, 0x001f }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0006, 0x0018 }, + { 0x0006, 0x0019 }, + { 0x0006, 0x001a }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0006, 0x001e }, + { 0x0006, 0x001f }, + { 0x0006, 0x0020 }, + { 0x0006, 0x0021 }, + { 0x0006, 0x0022 }, + { 0x0006, 0x0023 }, + { 0x0006, 0x0024 }, + { 0x0006, 0x0025 }, + { 0x0006, 0x0026 }, + { 0x0006, 0x0027 }, + { 0x0006, 0x0028 }, + { 0x0006, 0x0029 }, + { 0x0006, 0x002a }, + { 0x0006, 0x002b }, + { 0x0006, 0x002c }, + { 0x0006, 0x002d }, + { 0x0006, 0x002e }, + { 0x0006, 0x002f }, + { 0x0006, 0x0030 }, + { 0x0006, 0x0031 }, + { 0x0007, 0x0007 }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000e, 0x0006 }, + { 0x000e, 0x0007 }, + { 0x000e, 0x0008 }, + { 0x000e, 0x0009 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x000f, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x0011, 0x0007 }, + { 0x000f, 0x0008 }, + { 0x0012, 0x0000 }, + { 0x000f, 0x0009 }, + { 0x0010, 0x0005 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x0012, 0x0001 }, + { 0x0010, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0011, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + { 0x0011, 0x0009 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc30[153][2] = + { + { 0x0007, 0x0009 }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0006, 0x0018 }, + { 0x0006, 0x0019 }, + { 0x0006, 0x001a }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0006, 0x001e }, + { 0x0006, 0x001f }, + { 0x0006, 0x0020 }, + { 0x0006, 0x0021 }, + { 0x0006, 0x0022 }, + { 0x0006, 0x0023 }, + { 0x0006, 0x0024 }, + { 0x0006, 0x0025 }, + { 0x0006, 0x0026 }, + { 0x0006, 0x0027 }, + { 0x0006, 0x0028 }, + { 0x0006, 0x0029 }, + { 0x0006, 0x002a }, + { 0x0006, 0x002b }, + { 0x0006, 0x002c }, + { 0x0006, 0x002d }, + { 0x0006, 0x002e }, + { 0x0006, 0x002f }, + { 0x0006, 0x0030 }, + { 0x0006, 0x0031 }, + { 0x0006, 0x0032 }, + { 0x0006, 0x0033 }, + { 0x0006, 0x0034 }, + { 0x0006, 0x0035 }, + { 0x0006, 0x0036 }, + { 0x0006, 0x0037 }, + { 0x0006, 0x0038 }, + { 0x0006, 0x0039 }, + { 0x0006, 0x003a }, + { 0x0006, 0x003b }, + { 0x0006, 0x003c }, + { 0x0006, 0x003d }, + { 0x0006, 0x003e }, + { 0x0006, 0x003f }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0007, 0x0012 }, + { 0x0007, 0x0013 }, + { 0x0007, 0x0014 }, + { 0x0007, 0x0015 }, + { 0x0007, 0x0016 }, + { 0x0007, 0x0017 }, + { 0x0007, 0x0018 }, + { 0x0007, 0x0019 }, + { 0x0007, 0x001a }, + { 0x0007, 0x001b }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0008, 0x0010 }, + { 0x0008, 0x0011 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x0009, 0x000c }, + { 0x0009, 0x000d }, + { 0x0009, 0x000e }, + { 0x000a, 0x0008 }, + { 0x0009, 0x000f }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000b, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000b, 0x000a }, + { 0x000b, 0x000b }, + { 0x000b, 0x000c }, + { 0x000b, 0x000d }, + { 0x000c, 0x0008 }, + { 0x000b, 0x000e }, + { 0x000b, 0x000f }, + { 0x000c, 0x0009 }, + { 0x000c, 0x000a }, + { 0x000d, 0x0008 }, + { 0x000c, 0x000b }, + { 0x000c, 0x000c }, + { 0x000d, 0x0009 }, + { 0x000c, 0x000d }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + { 0x000e, 0x0008 }, + { 0x000d, 0x000e }, + { 0x000d, 0x000f }, + { 0x000e, 0x0009 }, + { 0x000e, 0x000a }, + { 0x000e, 0x000b }, + { 0x000e, 0x000c }, + { 0x000f, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x000f, 0x0008 }, + { 0x0010, 0x0006 }, + { 0x000e, 0x000d }, + { 0x000e, 0x000e }, + { 0x000e, 0x000f }, + { 0x0010, 0x0007 }, + { 0x000f, 0x0009 }, + { 0x0010, 0x0008 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x000f, 0x000c }, + { 0x000f, 0x000d }, + { 0x0010, 0x0009 }, + { 0x0011, 0x0000 }, + { 0x0011, 0x0001 }, + { 0x0011, 0x0002 }, + { 0x000f, 0x000e }, + { 0x0010, 0x000a }, + { 0x0011, 0x0003 }, + { 0x0011, 0x0004 }, + { 0x0011, 0x0005 }, + { 0x000f, 0x000f }, + { 0x0011, 0x0006 }, + { 0x0011, 0x0007 }, + { 0x0011, 0x0008 }, + { 0x0011, 0x0009 }, + { 0x0011, 0x000a }, + { 0x0011, 0x000b }, + { 0x0010, 0x000b }, + + }; + +const uint16_t c_aauiLCLDHuffEnc31[181][2] = + { + { 0x0007, 0x000b }, + { 0x0006, 0x0015 }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0006, 0x0018 }, + { 0x0006, 0x0019 }, + { 0x0006, 0x001a }, + { 0x0006, 0x001b }, + { 0x0006, 0x001c }, + { 0x0006, 0x001d }, + { 0x0006, 0x001e }, + { 0x0006, 0x001f }, + { 0x0006, 0x0020 }, + { 0x0006, 0x0021 }, + { 0x0006, 0x0022 }, + { 0x0006, 0x0023 }, + { 0x0006, 0x0024 }, + { 0x0006, 0x0025 }, + { 0x0006, 0x0026 }, + { 0x0006, 0x0027 }, + { 0x0006, 0x0028 }, + { 0x0006, 0x0029 }, + { 0x0006, 0x002a }, + { 0x0006, 0x002b }, + { 0x0006, 0x002c }, + { 0x0006, 0x002d }, + { 0x0006, 0x002e }, + { 0x0006, 0x002f }, + { 0x0006, 0x0030 }, + { 0x0006, 0x0031 }, + { 0x0006, 0x0032 }, + { 0x0006, 0x0033 }, + { 0x0006, 0x0034 }, + { 0x0006, 0x0035 }, + { 0x0006, 0x0036 }, + { 0x0006, 0x0037 }, + { 0x0006, 0x0038 }, + { 0x0006, 0x0039 }, + { 0x0006, 0x003a }, + { 0x0006, 0x003b }, + { 0x0006, 0x003c }, + { 0x0006, 0x003d }, + { 0x0006, 0x003e }, + { 0x0007, 0x000c }, + { 0x0006, 0x003f }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0007, 0x0012 }, + { 0x0007, 0x0013 }, + { 0x0007, 0x0014 }, + { 0x0007, 0x0015 }, + { 0x0007, 0x0016 }, + { 0x0007, 0x0017 }, + { 0x0007, 0x0018 }, + { 0x0007, 0x0019 }, + { 0x0007, 0x001a }, + { 0x0007, 0x001b }, + { 0x0007, 0x001c }, + { 0x0007, 0x001d }, + { 0x0007, 0x001e }, + { 0x0007, 0x001f }, + { 0x0007, 0x0020 }, + { 0x0007, 0x0021 }, + { 0x0007, 0x0022 }, + { 0x0007, 0x0023 }, + { 0x0007, 0x0024 }, + { 0x0007, 0x0025 }, + { 0x0007, 0x0026 }, + { 0x0007, 0x0027 }, + { 0x0007, 0x0028 }, + { 0x0007, 0x0029 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0008, 0x0010 }, + { 0x0008, 0x0011 }, + { 0x0008, 0x0012 }, + { 0x0008, 0x0013 }, + { 0x0008, 0x0014 }, + { 0x0008, 0x0015 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x0009, 0x000c }, + { 0x0009, 0x000d }, + { 0x0009, 0x000e }, + { 0x0009, 0x000f }, + { 0x0009, 0x0010 }, + { 0x0009, 0x0011 }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000a, 0x000e }, + { 0x000a, 0x000f }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000b, 0x000a }, + { 0x000b, 0x000b }, + { 0x000b, 0x000c }, + { 0x000b, 0x000d }, + { 0x000b, 0x000e }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000b, 0x000f }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000c, 0x000c }, + { 0x000c, 0x000d }, + { 0x000d, 0x0008 }, + { 0x000c, 0x000e }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000c, 0x000f }, + { 0x000d, 0x000b }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + { 0x000d, 0x000e }, + { 0x000d, 0x000f }, + { 0x000e, 0x0008 }, + { 0x000e, 0x0009 }, + { 0x000e, 0x000a }, + { 0x000e, 0x000b }, + { 0x000e, 0x000c }, + { 0x000e, 0x000d }, + { 0x000e, 0x000e }, + { 0x000e, 0x000f }, + { 0x000f, 0x0009 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x000f, 0x000c }, + { 0x0010, 0x0009 }, + { 0x000f, 0x000d }, + { 0x000f, 0x000e }, + { 0x0010, 0x000a }, + { 0x0010, 0x000b }, + { 0x0010, 0x000c }, + { 0x0010, 0x000d }, + { 0x0011, 0x000a }, + { 0x0010, 0x000e }, + { 0x000f, 0x000f }, + { 0x0010, 0x000f }, + { 0x0012, 0x0000 }, + { 0x0012, 0x0001 }, + { 0x0011, 0x000b }, + { 0x0011, 0x000c }, + { 0x0010, 0x0010 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0011, 0x000d }, + { 0x0011, 0x000e }, + { 0x0011, 0x000f }, + { 0x0011, 0x0010 }, + { 0x0011, 0x0011 }, + { 0x0010, 0x0011 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + { 0x0012, 0x000e }, + { 0x0012, 0x000f }, + { 0x0012, 0x0010 }, + { 0x0012, 0x0011 }, + { 0x0012, 0x0012 }, + { 0x0012, 0x0013 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc33[16][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0008, 0x0000 }, + { 0x0008, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + }; + +const uint16_t c_aauiLCLDHuffEnc34[16][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0008, 0x0000 }, + { 0x0008, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + }; + +const uint16_t c_aauiLCLDHuffEnc35[25][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0007, 0x0006 }, + { 0x0009, 0x0000 }, + { 0x0009, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0007, 0x0007 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x0009, 0x000c }, + { 0x0009, 0x000d }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + + }; + +const uint16_t c_aauiLCLDHuffEnc36[36][2] = + { + { 0x0001, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0006, 0x0002 }, + { 0x000b, 0x0000 }, + { 0x000b, 0x0001 }, + { 0x000b, 0x0002 }, + { 0x0003, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0008, 0x0005 }, + { 0x000b, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0003 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000b, 0x000a }, + { 0x000b, 0x000b }, + { 0x000b, 0x000c }, + { 0x000b, 0x000d }, + { 0x000b, 0x000e }, + { 0x000b, 0x000f }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000a, 0x000e }, + { 0x000a, 0x000f }, + { 0x000a, 0x0010 }, + { 0x000a, 0x0011 }, + { 0x000a, 0x0012 }, + { 0x000a, 0x0013 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc37[36][2] = + { + { 0x0001, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000c, 0x0000 }, + { 0x000c, 0x0001 }, + { 0x000c, 0x0002 }, + { 0x0003, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0006, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0007 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000c, 0x000c }, + { 0x000c, 0x000d }, + { 0x000c, 0x000e }, + { 0x000c, 0x000f }, + { 0x000c, 0x0010 }, + { 0x000c, 0x0011 }, + { 0x000c, 0x0012 }, + { 0x000c, 0x0013 }, + { 0x000c, 0x0014 }, + { 0x000c, 0x0015 }, + { 0x000c, 0x0016 }, + { 0x000c, 0x0017 }, + { 0x000c, 0x0018 }, + { 0x000c, 0x0019 }, + { 0x000b, 0x000d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc38[49][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000c, 0x0012 }, + { 0x000d, 0x0000 }, + { 0x000d, 0x0001 }, + { 0x000d, 0x0002 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000b, 0x000a }, + { 0x000d, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0009, 0x0003 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000c, 0x0013 }, + { 0x000b, 0x000b }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + { 0x000d, 0x000e }, + { 0x000d, 0x000f }, + { 0x000d, 0x0010 }, + { 0x000d, 0x0011 }, + { 0x000d, 0x0012 }, + { 0x000d, 0x0013 }, + { 0x000d, 0x0014 }, + { 0x000d, 0x0015 }, + { 0x000d, 0x0016 }, + { 0x000d, 0x0017 }, + { 0x000d, 0x0018 }, + { 0x000d, 0x0019 }, + { 0x000d, 0x001a }, + { 0x000d, 0x001b }, + { 0x000d, 0x001c }, + { 0x000d, 0x001d }, + { 0x000d, 0x001e }, + { 0x000d, 0x001f }, + { 0x000d, 0x0020 }, + { 0x000d, 0x0021 }, + { 0x000d, 0x0022 }, + { 0x000d, 0x0023 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc39[64][2] = + { + { 0x0001, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000a, 0x0002 }, + { 0x000f, 0x0000 }, + { 0x000f, 0x0001 }, + { 0x000f, 0x0002 }, + { 0x000f, 0x0003 }, + { 0x0003, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0003 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x000f, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0009, 0x0003 }, + { 0x000d, 0x000e }, + { 0x000f, 0x0008 }, + { 0x000f, 0x0009 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000d, 0x000f }, + { 0x000f, 0x000c }, + { 0x000f, 0x000d }, + { 0x000f, 0x000e }, + { 0x000f, 0x000f }, + { 0x000f, 0x0010 }, + { 0x000f, 0x0011 }, + { 0x000f, 0x0012 }, + { 0x000f, 0x0013 }, + { 0x000f, 0x0014 }, + { 0x000f, 0x0015 }, + { 0x000f, 0x0016 }, + { 0x000f, 0x0017 }, + { 0x000f, 0x0018 }, + { 0x000f, 0x0019 }, + { 0x000f, 0x001a }, + { 0x000f, 0x001b }, + { 0x000f, 0x001c }, + { 0x000f, 0x001d }, + { 0x000f, 0x001e }, + { 0x000f, 0x001f }, + { 0x000f, 0x0020 }, + { 0x000f, 0x0021 }, + { 0x000f, 0x0022 }, + { 0x000f, 0x0023 }, + { 0x000f, 0x0024 }, + { 0x000f, 0x0025 }, + { 0x000f, 0x0026 }, + { 0x000f, 0x0027 }, + { 0x000f, 0x0028 }, + { 0x000f, 0x0029 }, + { 0x000e, 0x0015 }, + { 0x000e, 0x0016 }, + { 0x000e, 0x0017 }, + { 0x000e, 0x0018 }, + { 0x000e, 0x0019 }, + { 0x000e, 0x001a }, + { 0x000e, 0x001b }, + }; + +const uint16_t c_aauiLCLDHuffEnc40[81][2] = + { + { 0x0001, 0x0001 }, + { 0x0002, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000b, 0x0002 }, + { 0x000f, 0x0011 }, + { 0x0011, 0x0000 }, + { 0x0011, 0x0001 }, + { 0x0011, 0x0002 }, + { 0x0011, 0x0003 }, + { 0x0003, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0002 }, + { 0x000e, 0x0009 }, + { 0x0011, 0x0004 }, + { 0x0011, 0x0005 }, + { 0x0011, 0x0006 }, + { 0x0011, 0x0007 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000d, 0x0005 }, + { 0x0011, 0x0008 }, + { 0x0011, 0x0009 }, + { 0x0011, 0x000a }, + { 0x0011, 0x000b }, + { 0x0011, 0x000c }, + { 0x000b, 0x0003 }, + { 0x000a, 0x0003 }, + { 0x000c, 0x0003 }, + { 0x0011, 0x000d }, + { 0x0011, 0x000e }, + { 0x0011, 0x000f }, + { 0x0011, 0x0010 }, + { 0x0011, 0x0011 }, + { 0x0011, 0x0012 }, + { 0x0011, 0x0013 }, + { 0x0011, 0x0014 }, + { 0x0011, 0x0015 }, + { 0x0011, 0x0016 }, + { 0x0011, 0x0017 }, + { 0x0011, 0x0018 }, + { 0x0011, 0x0019 }, + { 0x0011, 0x001a }, + { 0x0011, 0x001b }, + { 0x0011, 0x001c }, + { 0x0011, 0x001d }, + { 0x0011, 0x001e }, + { 0x0011, 0x001f }, + { 0x0011, 0x0020 }, + { 0x0011, 0x0021 }, + { 0x0011, 0x0022 }, + { 0x0011, 0x0023 }, + { 0x0011, 0x0024 }, + { 0x0011, 0x0025 }, + { 0x0011, 0x0026 }, + { 0x0011, 0x0027 }, + { 0x0011, 0x0028 }, + { 0x0011, 0x0029 }, + { 0x0011, 0x002a }, + { 0x0011, 0x002b }, + { 0x0011, 0x002c }, + { 0x0011, 0x002d }, + { 0x0011, 0x002e }, + { 0x0011, 0x002f }, + { 0x0011, 0x0030 }, + { 0x0011, 0x0031 }, + { 0x0011, 0x0032 }, + { 0x0011, 0x0033 }, + { 0x0011, 0x0034 }, + { 0x0011, 0x0035 }, + { 0x0011, 0x0036 }, + { 0x0011, 0x0037 }, + { 0x0011, 0x0038 }, + { 0x0011, 0x0039 }, + { 0x0011, 0x003a }, + { 0x0011, 0x003b }, + { 0x0010, 0x001e }, + { 0x0010, 0x001f }, + { 0x0010, 0x0020 }, + { 0x0010, 0x0021 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc41[100][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x0011, 0x0014 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0002, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x0010, 0x000b }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x000d, 0x0002 }, + { 0x0011, 0x0015 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000d, 0x0003 }, + { 0x0010, 0x000c }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0010, 0x000d }, + { 0x000f, 0x0007 }, + { 0x0012, 0x0027 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc42[169][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000e, 0x0006 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0009, 0x0002 }, + { 0x000d, 0x0004 }, + { 0x0010, 0x0013 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0008, 0x0002 }, + { 0x000b, 0x0002 }, + { 0x000f, 0x000b }, + { 0x0011, 0x0025 }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0009, 0x0003 }, + { 0x0008, 0x0003 }, + { 0x000b, 0x0003 }, + { 0x000d, 0x0005 }, + { 0x0010, 0x0014 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0007 }, + { 0x0010, 0x0015 }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0012, 0x0045 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0012, 0x0046 }, + { 0x0012, 0x0047 }, + { 0x0012, 0x0048 }, + { 0x0012, 0x0049 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc43[196][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0009, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x0010, 0x0017 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0009, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x0010, 0x0018 }, + { 0x0012, 0x0050 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0008, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000d, 0x0004 }, + { 0x0011, 0x002a }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0003 }, + { 0x000c, 0x0005 }, + { 0x000f, 0x000d }, + { 0x0012, 0x0051 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0005 }, + { 0x000f, 0x000e }, + { 0x0011, 0x002b }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0011, 0x002c }, + { 0x000f, 0x000f }, + { 0x0010, 0x0019 }, + { 0x0012, 0x0052 }, + { 0x0012, 0x0053 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0011, 0x002d }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0013, 0x008b }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0013, 0x0095 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0013, 0x009c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + + }; + +const uint16_t c_aauiLCLDHuffEnc44[289][2] = + { + { 0x0001, 0x0001 }, + { 0x0003, 0x0001 }, + { 0x0006, 0x0002 }, + { 0x0008, 0x0002 }, + { 0x000b, 0x0002 }, + { 0x000f, 0x000a }, + { 0x0011, 0x0022 }, + { 0x0014, 0x0000 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0014, 0x0006 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x000b, 0x0003 }, + { 0x000e, 0x0007 }, + { 0x0012, 0x003f }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0006, 0x0003 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0003 }, + { 0x0009, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000f, 0x000b }, + { 0x0012, 0x0040 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0014, 0x001c }, + { 0x0014, 0x001d }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0009, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x0010, 0x0013 }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0014, 0x0020 }, + { 0x0014, 0x0021 }, + { 0x0014, 0x0022 }, + { 0x0014, 0x0023 }, + { 0x0014, 0x0024 }, + { 0x0014, 0x0025 }, + { 0x0014, 0x0026 }, + { 0x0014, 0x0027 }, + { 0x0014, 0x0028 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000e, 0x0008 }, + { 0x0011, 0x0023 }, + { 0x0012, 0x0041 }, + { 0x0014, 0x0029 }, + { 0x0014, 0x002a }, + { 0x0013, 0x007b }, + { 0x0014, 0x002b }, + { 0x0014, 0x002c }, + { 0x0014, 0x002d }, + { 0x0014, 0x002e }, + { 0x0014, 0x002f }, + { 0x0014, 0x0030 }, + { 0x0014, 0x0031 }, + { 0x0014, 0x0032 }, + { 0x000f, 0x000c }, + { 0x000e, 0x0009 }, + { 0x000f, 0x000d }, + { 0x0011, 0x0024 }, + { 0x0012, 0x0042 }, + { 0x0014, 0x0033 }, + { 0x0014, 0x0034 }, + { 0x0014, 0x0035 }, + { 0x0014, 0x0036 }, + { 0x0014, 0x0037 }, + { 0x0014, 0x0038 }, + { 0x0014, 0x0039 }, + { 0x0014, 0x003a }, + { 0x0014, 0x003b }, + { 0x0014, 0x003c }, + { 0x0014, 0x003d }, + { 0x0014, 0x003e }, + { 0x0013, 0x007c }, + { 0x0011, 0x0025 }, + { 0x0012, 0x0043 }, + { 0x0014, 0x003f }, + { 0x0014, 0x0040 }, + { 0x0014, 0x0041 }, + { 0x0014, 0x0042 }, + { 0x0014, 0x0043 }, + { 0x0014, 0x0044 }, + { 0x0014, 0x0045 }, + { 0x0014, 0x0046 }, + { 0x0014, 0x0047 }, + { 0x0014, 0x0048 }, + { 0x0014, 0x0049 }, + { 0x0014, 0x004a }, + { 0x0014, 0x004b }, + { 0x0014, 0x004c }, + { 0x0014, 0x004d }, + { 0x0014, 0x004e }, + { 0x0014, 0x004f }, + { 0x0014, 0x0050 }, + { 0x0014, 0x0051 }, + { 0x0014, 0x0052 }, + { 0x0014, 0x0053 }, + { 0x0014, 0x0054 }, + { 0x0014, 0x0055 }, + { 0x0014, 0x0056 }, + { 0x0014, 0x0057 }, + { 0x0014, 0x0058 }, + { 0x0014, 0x0059 }, + { 0x0014, 0x005a }, + { 0x0014, 0x005b }, + { 0x0014, 0x005c }, + { 0x0014, 0x005d }, + { 0x0014, 0x005e }, + { 0x0014, 0x005f }, + { 0x0014, 0x0060 }, + { 0x0014, 0x0061 }, + { 0x0014, 0x0062 }, + { 0x0014, 0x0063 }, + { 0x0014, 0x0064 }, + { 0x0014, 0x0065 }, + { 0x0014, 0x0066 }, + { 0x0014, 0x0067 }, + { 0x0014, 0x0068 }, + { 0x0014, 0x0069 }, + { 0x0014, 0x006a }, + { 0x0014, 0x006b }, + { 0x0014, 0x006c }, + { 0x0014, 0x006d }, + { 0x0014, 0x006e }, + { 0x0014, 0x006f }, + { 0x0014, 0x0070 }, + { 0x0014, 0x0071 }, + { 0x0014, 0x0072 }, + { 0x0014, 0x0073 }, + { 0x0014, 0x0074 }, + { 0x0014, 0x0075 }, + { 0x0014, 0x0076 }, + { 0x0014, 0x0077 }, + { 0x0014, 0x0078 }, + { 0x0014, 0x0079 }, + { 0x0014, 0x007a }, + { 0x0014, 0x007b }, + { 0x0014, 0x007c }, + { 0x0014, 0x007d }, + { 0x0014, 0x007e }, + { 0x0014, 0x007f }, + { 0x0014, 0x0080 }, + { 0x0014, 0x0081 }, + { 0x0014, 0x0082 }, + { 0x0014, 0x0083 }, + { 0x0014, 0x0084 }, + { 0x0014, 0x0085 }, + { 0x0014, 0x0086 }, + { 0x0014, 0x0087 }, + { 0x0014, 0x0088 }, + { 0x0014, 0x0089 }, + { 0x0014, 0x008a }, + { 0x0014, 0x008b }, + { 0x0014, 0x008c }, + { 0x0014, 0x008d }, + { 0x0014, 0x008e }, + { 0x0014, 0x008f }, + { 0x0014, 0x0090 }, + { 0x0014, 0x0091 }, + { 0x0014, 0x0092 }, + { 0x0014, 0x0093 }, + { 0x0014, 0x0094 }, + { 0x0014, 0x0095 }, + { 0x0014, 0x0096 }, + { 0x0014, 0x0097 }, + { 0x0014, 0x0098 }, + { 0x0014, 0x0099 }, + { 0x0014, 0x009a }, + { 0x0014, 0x009b }, + { 0x0014, 0x009c }, + { 0x0014, 0x009d }, + { 0x0014, 0x009e }, + { 0x0014, 0x009f }, + { 0x0014, 0x00a0 }, + { 0x0014, 0x00a1 }, + { 0x0014, 0x00a2 }, + { 0x0014, 0x00a3 }, + { 0x0014, 0x00a4 }, + { 0x0014, 0x00a5 }, + { 0x0014, 0x00a6 }, + { 0x0014, 0x00a7 }, + { 0x0014, 0x00a8 }, + { 0x0014, 0x00a9 }, + { 0x0014, 0x00aa }, + { 0x0014, 0x00ab }, + { 0x0014, 0x00ac }, + { 0x0014, 0x00ad }, + { 0x0014, 0x00ae }, + { 0x0014, 0x00af }, + { 0x0014, 0x00b0 }, + { 0x0014, 0x00b1 }, + { 0x0014, 0x00b2 }, + { 0x0014, 0x00b3 }, + { 0x0014, 0x00b4 }, + { 0x0014, 0x00b5 }, + { 0x0014, 0x00b6 }, + { 0x0014, 0x00b7 }, + { 0x0014, 0x00b8 }, + { 0x0014, 0x00b9 }, + { 0x0014, 0x00ba }, + { 0x0014, 0x00bb }, + { 0x0014, 0x00bc }, + { 0x0014, 0x00bd }, + { 0x0014, 0x00be }, + { 0x0014, 0x00bf }, + { 0x0014, 0x00c0 }, + { 0x0014, 0x00c1 }, + { 0x0014, 0x00c2 }, + { 0x0014, 0x00c3 }, + { 0x0014, 0x00c4 }, + { 0x0014, 0x00c5 }, + { 0x0014, 0x00c6 }, + { 0x0014, 0x00c7 }, + { 0x0014, 0x00c8 }, + { 0x0014, 0x00c9 }, + { 0x0014, 0x00ca }, + { 0x0014, 0x00cb }, + { 0x0014, 0x00cc }, + { 0x0014, 0x00cd }, + { 0x0014, 0x00ce }, + { 0x0014, 0x00cf }, + { 0x0014, 0x00d0 }, + { 0x0014, 0x00d1 }, + { 0x0014, 0x00d2 }, + { 0x0014, 0x00d3 }, + { 0x0014, 0x00d4 }, + { 0x0014, 0x00d5 }, + { 0x0014, 0x00d6 }, + { 0x0014, 0x00d7 }, + { 0x0014, 0x00d8 }, + { 0x0014, 0x00d9 }, + { 0x0014, 0x00da }, + { 0x0014, 0x00db }, + { 0x0014, 0x00dc }, + { 0x0014, 0x00dd }, + { 0x0014, 0x00de }, + { 0x0014, 0x00df }, + { 0x0014, 0x00e0 }, + { 0x0014, 0x00e1 }, + { 0x0014, 0x00e2 }, + { 0x0014, 0x00e3 }, + { 0x0014, 0x00e4 }, + { 0x0014, 0x00e5 }, + { 0x0014, 0x00e6 }, + { 0x0014, 0x00e7 }, + { 0x0014, 0x00e8 }, + { 0x0014, 0x00e9 }, + { 0x0014, 0x00ea }, + { 0x0014, 0x00eb }, + { 0x0014, 0x00ec }, + { 0x0014, 0x00ed }, + { 0x0014, 0x00ee }, + { 0x0014, 0x00ef }, + { 0x0014, 0x00f0 }, + { 0x0014, 0x00f1 }, + { 0x0014, 0x00f2 }, + { 0x0014, 0x00f3 }, + { 0x0014, 0x00f4 }, + { 0x0014, 0x00f5 }, + { 0x0013, 0x007d }, + + }; + + +const uint16_t c_aauiLCLDHuffEnc45[324][2] = + { + { 0x0002, 0x0002 }, + { 0x0003, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000c, 0x0005 }, + { 0x0010, 0x0025 }, + { 0x0012, 0x0088 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0006, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x000b, 0x0004 }, + { 0x000f, 0x0014 }, + { 0x0011, 0x0048 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0005, 0x0005 }, + { 0x0004, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0007, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000d, 0x0007 }, + { 0x000f, 0x0015 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0007, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0005 }, + { 0x0009, 0x0005 }, + { 0x000b, 0x0005 }, + { 0x000d, 0x0008 }, + { 0x0010, 0x0026 }, + { 0x0012, 0x0089 }, + { 0x0012, 0x008a }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000d, 0x0009 }, + { 0x000f, 0x0016 }, + { 0x0011, 0x0049 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x000c, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0007 }, + { 0x000e, 0x000d }, + { 0x0010, 0x0027 }, + { 0x0012, 0x008b }, + { 0x0012, 0x008c }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x000f, 0x0017 }, + { 0x000f, 0x0018 }, + { 0x000f, 0x0019 }, + { 0x0012, 0x008d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0012, 0x008e }, + { 0x0012, 0x008f }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0013, 0x008b }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0013, 0x0095 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0013, 0x009c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + { 0x0013, 0x00a0 }, + { 0x0013, 0x00a1 }, + { 0x0013, 0x00a2 }, + { 0x0013, 0x00a3 }, + { 0x0013, 0x00a4 }, + { 0x0013, 0x00a5 }, + { 0x0013, 0x00a6 }, + { 0x0013, 0x00a7 }, + { 0x0013, 0x00a8 }, + { 0x0013, 0x00a9 }, + { 0x0013, 0x00aa }, + { 0x0013, 0x00ab }, + { 0x0013, 0x00ac }, + { 0x0013, 0x00ad }, + { 0x0013, 0x00ae }, + { 0x0013, 0x00af }, + { 0x0013, 0x00b0 }, + { 0x0013, 0x00b1 }, + { 0x0013, 0x00b2 }, + { 0x0013, 0x00b3 }, + { 0x0013, 0x00b4 }, + { 0x0013, 0x00b5 }, + { 0x0013, 0x00b6 }, + { 0x0013, 0x00b7 }, + { 0x0013, 0x00b8 }, + { 0x0013, 0x00b9 }, + { 0x0013, 0x00ba }, + { 0x0013, 0x00bb }, + { 0x0013, 0x00bc }, + { 0x0013, 0x00bd }, + { 0x0013, 0x00be }, + { 0x0013, 0x00bf }, + { 0x0013, 0x00c0 }, + { 0x0013, 0x00c1 }, + { 0x0013, 0x00c2 }, + { 0x0013, 0x00c3 }, + { 0x0013, 0x00c4 }, + { 0x0013, 0x00c5 }, + { 0x0013, 0x00c6 }, + { 0x0013, 0x00c7 }, + { 0x0013, 0x00c8 }, + { 0x0013, 0x00c9 }, + { 0x0013, 0x00ca }, + { 0x0013, 0x00cb }, + { 0x0013, 0x00cc }, + { 0x0013, 0x00cd }, + { 0x0013, 0x00ce }, + { 0x0013, 0x00cf }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0013, 0x00d2 }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0013, 0x00d5 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0013, 0x00d8 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0013, 0x00db }, + { 0x0013, 0x00dc }, + { 0x0013, 0x00dd }, + { 0x0013, 0x00de }, + { 0x0013, 0x00df }, + { 0x0013, 0x00e0 }, + { 0x0013, 0x00e1 }, + { 0x0013, 0x00e2 }, + { 0x0013, 0x00e3 }, + { 0x0013, 0x00e4 }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0013, 0x00e9 }, + { 0x0013, 0x00ea }, + { 0x0013, 0x00eb }, + { 0x0013, 0x00ec }, + { 0x0013, 0x00ed }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0013, 0x00f0 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + + }; + +const uint16_t c_aauiLCLDHuffEnc46[400][2] = + { + { 0x0002, 0x0002 }, + { 0x0003, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000d, 0x000a }, + { 0x000f, 0x0018 }, + { 0x0012, 0x00a6 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0006, 0x0004 }, + { 0x0008, 0x0004 }, + { 0x000a, 0x0006 }, + { 0x000c, 0x0008 }, + { 0x000e, 0x0011 }, + { 0x0012, 0x00a7 }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0007, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000d, 0x000b }, + { 0x000f, 0x0019 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0007, 0x0006 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0005 }, + { 0x000a, 0x0007 }, + { 0x000c, 0x0009 }, + { 0x000e, 0x0012 }, + { 0x000f, 0x001a }, + { 0x0012, 0x00a8 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0009, 0x0007 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000b, 0x0008 }, + { 0x000d, 0x000c }, + { 0x000e, 0x0013 }, + { 0x0010, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x000b, 0x0009 }, + { 0x000a, 0x0009 }, + { 0x000b, 0x000a }, + { 0x000b, 0x000b }, + { 0x000d, 0x000d }, + { 0x000f, 0x001b }, + { 0x0010, 0x002d }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x000d, 0x000e }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000d, 0x000f }, + { 0x000f, 0x001c }, + { 0x000f, 0x001d }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x000f, 0x001e }, + { 0x000f, 0x001f }, + { 0x000f, 0x0020 }, + { 0x000f, 0x0021 }, + { 0x0010, 0x002e }, + { 0x0012, 0x00a9 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0012, 0x00aa }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0010, 0x002f }, + { 0x0013, 0x0062 }, + { 0x0011, 0x0057 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0013, 0x008b }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0013, 0x0095 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0013, 0x009c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + { 0x0013, 0x00a0 }, + { 0x0013, 0x00a1 }, + { 0x0013, 0x00a2 }, + { 0x0013, 0x00a3 }, + { 0x0013, 0x00a4 }, + { 0x0013, 0x00a5 }, + { 0x0013, 0x00a6 }, + { 0x0013, 0x00a7 }, + { 0x0013, 0x00a8 }, + { 0x0013, 0x00a9 }, + { 0x0013, 0x00aa }, + { 0x0013, 0x00ab }, + { 0x0013, 0x00ac }, + { 0x0013, 0x00ad }, + { 0x0013, 0x00ae }, + { 0x0013, 0x00af }, + { 0x0013, 0x00b0 }, + { 0x0013, 0x00b1 }, + { 0x0013, 0x00b2 }, + { 0x0013, 0x00b3 }, + { 0x0013, 0x00b4 }, + { 0x0013, 0x00b5 }, + { 0x0013, 0x00b6 }, + { 0x0013, 0x00b7 }, + { 0x0013, 0x00b8 }, + { 0x0013, 0x00b9 }, + { 0x0013, 0x00ba }, + { 0x0013, 0x00bb }, + { 0x0013, 0x00bc }, + { 0x0013, 0x00bd }, + { 0x0013, 0x00be }, + { 0x0013, 0x00bf }, + { 0x0013, 0x00c0 }, + { 0x0013, 0x00c1 }, + { 0x0013, 0x00c2 }, + { 0x0013, 0x00c3 }, + { 0x0013, 0x00c4 }, + { 0x0013, 0x00c5 }, + { 0x0013, 0x00c6 }, + { 0x0013, 0x00c7 }, + { 0x0013, 0x00c8 }, + { 0x0013, 0x00c9 }, + { 0x0013, 0x00ca }, + { 0x0013, 0x00cb }, + { 0x0013, 0x00cc }, + { 0x0013, 0x00cd }, + { 0x0013, 0x00ce }, + { 0x0013, 0x00cf }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0013, 0x00d2 }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0013, 0x00d5 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0013, 0x00d8 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0013, 0x00db }, + { 0x0013, 0x00dc }, + { 0x0013, 0x00dd }, + { 0x0013, 0x00de }, + { 0x0013, 0x00df }, + { 0x0013, 0x00e0 }, + { 0x0013, 0x00e1 }, + { 0x0013, 0x00e2 }, + { 0x0013, 0x00e3 }, + { 0x0013, 0x00e4 }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0013, 0x00e9 }, + { 0x0013, 0x00ea }, + { 0x0013, 0x00eb }, + { 0x0013, 0x00ec }, + { 0x0013, 0x00ed }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0013, 0x00f0 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + { 0x0013, 0x0110 }, + { 0x0013, 0x0111 }, + { 0x0013, 0x0112 }, + { 0x0013, 0x0113 }, + { 0x0013, 0x0114 }, + { 0x0013, 0x0115 }, + { 0x0013, 0x0116 }, + { 0x0013, 0x0117 }, + { 0x0013, 0x0118 }, + { 0x0013, 0x0119 }, + { 0x0013, 0x011a }, + { 0x0013, 0x011b }, + { 0x0013, 0x011c }, + { 0x0013, 0x011d }, + { 0x0013, 0x011e }, + { 0x0013, 0x011f }, + { 0x0013, 0x0120 }, + { 0x0013, 0x0121 }, + { 0x0013, 0x0122 }, + { 0x0013, 0x0123 }, + { 0x0013, 0x0124 }, + { 0x0013, 0x0125 }, + { 0x0013, 0x0126 }, + { 0x0013, 0x0127 }, + { 0x0013, 0x0128 }, + { 0x0013, 0x0129 }, + { 0x0013, 0x012a }, + { 0x0013, 0x012b }, + { 0x0013, 0x012c }, + { 0x0013, 0x012d }, + { 0x0013, 0x012e }, + { 0x0013, 0x012f }, + { 0x0013, 0x0130 }, + { 0x0013, 0x0131 }, + { 0x0013, 0x0132 }, + { 0x0013, 0x0133 }, + { 0x0013, 0x0134 }, + { 0x0013, 0x0135 }, + { 0x0013, 0x0136 }, + { 0x0013, 0x0137 }, + { 0x0013, 0x0138 }, + { 0x0013, 0x0139 }, + { 0x0013, 0x013a }, + { 0x0013, 0x013b }, + { 0x0013, 0x013c }, + { 0x0013, 0x013d }, + { 0x0013, 0x013e }, + { 0x0013, 0x013f }, + { 0x0013, 0x0140 }, + { 0x0013, 0x0141 }, + { 0x0013, 0x0142 }, + { 0x0013, 0x0143 }, + { 0x0013, 0x0144 }, + { 0x0013, 0x0145 }, + { 0x0013, 0x0146 }, + { 0x0013, 0x0147 }, + { 0x0013, 0x0148 }, + { 0x0013, 0x0149 }, + { 0x0013, 0x014a }, + { 0x0013, 0x014b }, + { 0x0012, 0x00ab }, + { 0x0012, 0x00ac }, + { 0x0012, 0x00ad }, + }; + +const uint16_t c_aauiLCLDHuffEnc47[576][2] = + { + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0005 }, + { 0x0006, 0x0004 }, + { 0x0008, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000c, 0x000b }, + { 0x000d, 0x000d }, + { 0x0010, 0x0041 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0004, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000d, 0x000e }, + { 0x000f, 0x0025 }, + { 0x000f, 0x0026 }, + { 0x0012, 0x00f6 }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0005, 0x0006 }, + { 0x0004, 0x0005 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0009, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000d, 0x000f }, + { 0x000f, 0x0027 }, + { 0x0012, 0x00f7 }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0007, 0x0006 }, + { 0x0009, 0x0008 }, + { 0x000a, 0x0008 }, + { 0x000c, 0x000c }, + { 0x000e, 0x0017 }, + { 0x0010, 0x0042 }, + { 0x0012, 0x00f8 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0008, 0x0008 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0009 }, + { 0x000a, 0x0009 }, + { 0x000b, 0x0009 }, + { 0x000d, 0x0010 }, + { 0x000f, 0x0028 }, + { 0x000f, 0x0029 }, + { 0x0011, 0x007f }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x000a, 0x000a }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x000a, 0x000b }, + { 0x000b, 0x000a }, + { 0x000d, 0x0011 }, + { 0x000f, 0x002a }, + { 0x0010, 0x0043 }, + { 0x0012, 0x00f9 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x000b, 0x000b }, + { 0x000b, 0x000c }, + { 0x000b, 0x000d }, + { 0x000c, 0x000d }, + { 0x000d, 0x0012 }, + { 0x000e, 0x0018 }, + { 0x0010, 0x0044 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x000e, 0x0019 }, + { 0x000d, 0x0013 }, + { 0x000d, 0x0014 }, + { 0x000d, 0x0015 }, + { 0x000f, 0x002b }, + { 0x0010, 0x0045 }, + { 0x0013, 0x0066 }, + { 0x0012, 0x00fa }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0010, 0x0046 }, + { 0x000f, 0x002c }, + { 0x000f, 0x002d }, + { 0x0010, 0x0047 }, + { 0x0011, 0x0080 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0010, 0x0048 }, + { 0x0010, 0x0049 }, + { 0x0011, 0x0081 }, + { 0x0013, 0x008b }, + { 0x0012, 0x00fb }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0013, 0x0095 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0013, 0x009c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + { 0x0013, 0x00a0 }, + { 0x0012, 0x00fc }, + { 0x0013, 0x00a1 }, + { 0x0013, 0x00a2 }, + { 0x0013, 0x00a3 }, + { 0x0013, 0x00a4 }, + { 0x0013, 0x00a5 }, + { 0x0013, 0x00a6 }, + { 0x0013, 0x00a7 }, + { 0x0013, 0x00a8 }, + { 0x0013, 0x00a9 }, + { 0x0013, 0x00aa }, + { 0x0013, 0x00ab }, + { 0x0013, 0x00ac }, + { 0x0013, 0x00ad }, + { 0x0013, 0x00ae }, + { 0x0013, 0x00af }, + { 0x0013, 0x00b0 }, + { 0x0013, 0x00b1 }, + { 0x0013, 0x00b2 }, + { 0x0013, 0x00b3 }, + { 0x0013, 0x00b4 }, + { 0x0013, 0x00b5 }, + { 0x0013, 0x00b6 }, + { 0x0013, 0x00b7 }, + { 0x0013, 0x00b8 }, + { 0x0013, 0x00b9 }, + { 0x0013, 0x00ba }, + { 0x0013, 0x00bb }, + { 0x0013, 0x00bc }, + { 0x0013, 0x00bd }, + { 0x0013, 0x00be }, + { 0x0013, 0x00bf }, + { 0x0013, 0x00c0 }, + { 0x0013, 0x00c1 }, + { 0x0013, 0x00c2 }, + { 0x0013, 0x00c3 }, + { 0x0013, 0x00c4 }, + { 0x0013, 0x00c5 }, + { 0x0013, 0x00c6 }, + { 0x0013, 0x00c7 }, + { 0x0013, 0x00c8 }, + { 0x0013, 0x00c9 }, + { 0x0013, 0x00ca }, + { 0x0013, 0x00cb }, + { 0x0013, 0x00cc }, + { 0x0013, 0x00cd }, + { 0x0013, 0x00ce }, + { 0x0013, 0x00cf }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0013, 0x00d2 }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0013, 0x00d5 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0013, 0x00d8 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0013, 0x00db }, + { 0x0013, 0x00dc }, + { 0x0013, 0x00dd }, + { 0x0013, 0x00de }, + { 0x0013, 0x00df }, + { 0x0013, 0x00e0 }, + { 0x0013, 0x00e1 }, + { 0x0013, 0x00e2 }, + { 0x0013, 0x00e3 }, + { 0x0013, 0x00e4 }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0013, 0x00e9 }, + { 0x0013, 0x00ea }, + { 0x0013, 0x00eb }, + { 0x0013, 0x00ec }, + { 0x0013, 0x00ed }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0013, 0x00f0 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + { 0x0013, 0x0110 }, + { 0x0013, 0x0111 }, + { 0x0013, 0x0112 }, + { 0x0013, 0x0113 }, + { 0x0013, 0x0114 }, + { 0x0013, 0x0115 }, + { 0x0013, 0x0116 }, + { 0x0013, 0x0117 }, + { 0x0013, 0x0118 }, + { 0x0013, 0x0119 }, + { 0x0013, 0x011a }, + { 0x0013, 0x011b }, + { 0x0013, 0x011c }, + { 0x0013, 0x011d }, + { 0x0013, 0x011e }, + { 0x0013, 0x011f }, + { 0x0013, 0x0120 }, + { 0x0013, 0x0121 }, + { 0x0013, 0x0122 }, + { 0x0013, 0x0123 }, + { 0x0013, 0x0124 }, + { 0x0013, 0x0125 }, + { 0x0013, 0x0126 }, + { 0x0013, 0x0127 }, + { 0x0013, 0x0128 }, + { 0x0013, 0x0129 }, + { 0x0013, 0x012a }, + { 0x0013, 0x012b }, + { 0x0013, 0x012c }, + { 0x0013, 0x012d }, + { 0x0013, 0x012e }, + { 0x0013, 0x012f }, + { 0x0013, 0x0130 }, + { 0x0013, 0x0131 }, + { 0x0013, 0x0132 }, + { 0x0013, 0x0133 }, + { 0x0013, 0x0134 }, + { 0x0013, 0x0135 }, + { 0x0013, 0x0136 }, + { 0x0013, 0x0137 }, + { 0x0013, 0x0138 }, + { 0x0013, 0x0139 }, + { 0x0013, 0x013a }, + { 0x0013, 0x013b }, + { 0x0013, 0x013c }, + { 0x0013, 0x013d }, + { 0x0013, 0x013e }, + { 0x0013, 0x013f }, + { 0x0013, 0x0140 }, + { 0x0013, 0x0141 }, + { 0x0013, 0x0142 }, + { 0x0013, 0x0143 }, + { 0x0013, 0x0144 }, + { 0x0013, 0x0145 }, + { 0x0013, 0x0146 }, + { 0x0013, 0x0147 }, + { 0x0013, 0x0148 }, + { 0x0013, 0x0149 }, + { 0x0013, 0x014a }, + { 0x0013, 0x014b }, + { 0x0013, 0x014c }, + { 0x0013, 0x014d }, + { 0x0013, 0x014e }, + { 0x0013, 0x014f }, + { 0x0013, 0x0150 }, + { 0x0013, 0x0151 }, + { 0x0013, 0x0152 }, + { 0x0013, 0x0153 }, + { 0x0013, 0x0154 }, + { 0x0013, 0x0155 }, + { 0x0013, 0x0156 }, + { 0x0013, 0x0157 }, + { 0x0013, 0x0158 }, + { 0x0013, 0x0159 }, + { 0x0013, 0x015a }, + { 0x0013, 0x015b }, + { 0x0013, 0x015c }, + { 0x0013, 0x015d }, + { 0x0013, 0x015e }, + { 0x0013, 0x015f }, + { 0x0013, 0x0160 }, + { 0x0013, 0x0161 }, + { 0x0013, 0x0162 }, + { 0x0013, 0x0163 }, + { 0x0013, 0x0164 }, + { 0x0013, 0x0165 }, + { 0x0013, 0x0166 }, + { 0x0013, 0x0167 }, + { 0x0013, 0x0168 }, + { 0x0013, 0x0169 }, + { 0x0013, 0x016a }, + { 0x0013, 0x016b }, + { 0x0013, 0x016c }, + { 0x0013, 0x016d }, + { 0x0013, 0x016e }, + { 0x0013, 0x016f }, + { 0x0013, 0x0170 }, + { 0x0013, 0x0171 }, + { 0x0013, 0x0172 }, + { 0x0013, 0x0173 }, + { 0x0013, 0x0174 }, + { 0x0013, 0x0175 }, + { 0x0013, 0x0176 }, + { 0x0013, 0x0177 }, + { 0x0013, 0x0178 }, + { 0x0013, 0x0179 }, + { 0x0013, 0x017a }, + { 0x0013, 0x017b }, + { 0x0013, 0x017c }, + { 0x0013, 0x017d }, + { 0x0013, 0x017e }, + { 0x0013, 0x017f }, + { 0x0013, 0x0180 }, + { 0x0013, 0x0181 }, + { 0x0013, 0x0182 }, + { 0x0013, 0x0183 }, + { 0x0013, 0x0184 }, + { 0x0013, 0x0185 }, + { 0x0013, 0x0186 }, + { 0x0013, 0x0187 }, + { 0x0013, 0x0188 }, + { 0x0013, 0x0189 }, + { 0x0013, 0x018a }, + { 0x0013, 0x018b }, + { 0x0013, 0x018c }, + { 0x0013, 0x018d }, + { 0x0013, 0x018e }, + { 0x0013, 0x018f }, + { 0x0013, 0x0190 }, + { 0x0013, 0x0191 }, + { 0x0013, 0x0192 }, + { 0x0013, 0x0193 }, + { 0x0013, 0x0194 }, + { 0x0013, 0x0195 }, + { 0x0013, 0x0196 }, + { 0x0013, 0x0197 }, + { 0x0013, 0x0198 }, + { 0x0013, 0x0199 }, + { 0x0013, 0x019a }, + { 0x0013, 0x019b }, + { 0x0013, 0x019c }, + { 0x0013, 0x019d }, + { 0x0013, 0x019e }, + { 0x0013, 0x019f }, + { 0x0013, 0x01a0 }, + { 0x0013, 0x01a1 }, + { 0x0013, 0x01a2 }, + { 0x0013, 0x01a3 }, + { 0x0013, 0x01a4 }, + { 0x0013, 0x01a5 }, + { 0x0013, 0x01a6 }, + { 0x0013, 0x01a7 }, + { 0x0013, 0x01a8 }, + { 0x0013, 0x01a9 }, + { 0x0013, 0x01aa }, + { 0x0013, 0x01ab }, + { 0x0013, 0x01ac }, + { 0x0013, 0x01ad }, + { 0x0013, 0x01ae }, + { 0x0013, 0x01af }, + { 0x0013, 0x01b0 }, + { 0x0013, 0x01b1 }, + { 0x0013, 0x01b2 }, + { 0x0013, 0x01b3 }, + { 0x0013, 0x01b4 }, + { 0x0013, 0x01b5 }, + { 0x0013, 0x01b6 }, + { 0x0013, 0x01b7 }, + { 0x0013, 0x01b8 }, + { 0x0013, 0x01b9 }, + { 0x0013, 0x01ba }, + { 0x0013, 0x01bb }, + { 0x0013, 0x01bc }, + { 0x0013, 0x01bd }, + { 0x0013, 0x01be }, + { 0x0013, 0x01bf }, + { 0x0013, 0x01c0 }, + { 0x0013, 0x01c1 }, + { 0x0013, 0x01c2 }, + { 0x0013, 0x01c3 }, + { 0x0013, 0x01c4 }, + { 0x0013, 0x01c5 }, + { 0x0013, 0x01c6 }, + { 0x0013, 0x01c7 }, + { 0x0013, 0x01c8 }, + { 0x0013, 0x01c9 }, + { 0x0013, 0x01ca }, + { 0x0013, 0x01cb }, + { 0x0013, 0x01cc }, + { 0x0013, 0x01cd }, + { 0x0013, 0x01ce }, + { 0x0013, 0x01cf }, + { 0x0013, 0x01d0 }, + { 0x0013, 0x01d1 }, + { 0x0013, 0x01d2 }, + { 0x0013, 0x01d3 }, + { 0x0013, 0x01d4 }, + { 0x0013, 0x01d5 }, + { 0x0013, 0x01d6 }, + { 0x0013, 0x01d7 }, + { 0x0013, 0x01d8 }, + { 0x0013, 0x01d9 }, + { 0x0013, 0x01da }, + { 0x0013, 0x01db }, + { 0x0013, 0x01dc }, + { 0x0013, 0x01dd }, + { 0x0013, 0x01de }, + { 0x0013, 0x01df }, + { 0x0013, 0x01e0 }, + { 0x0013, 0x01e1 }, + { 0x0013, 0x01e2 }, + { 0x0013, 0x01e3 }, + { 0x0013, 0x01e4 }, + { 0x0013, 0x01e5 }, + { 0x0013, 0x01e6 }, + { 0x0013, 0x01e7 }, + { 0x0013, 0x01e8 }, + { 0x0013, 0x01e9 }, + { 0x0013, 0x01ea }, + { 0x0013, 0x01eb }, + { 0x0012, 0x00fd }, + }; + +const uint16_t c_aauiLCLDHuffEnc48[729][2] = + { + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0006 }, + { 0x0006, 0x0006 }, + { 0x0008, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x000b, 0x000b }, + { 0x000c, 0x000d }, + { 0x000f, 0x0030 }, + { 0x0010, 0x0055 }, + { 0x0012, 0x0136 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0007 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000c, 0x000e }, + { 0x000d, 0x0012 }, + { 0x000f, 0x0031 }, + { 0x0011, 0x00a0 }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0005, 0x0008 }, + { 0x0004, 0x0005 }, + { 0x0005, 0x0009 }, + { 0x0006, 0x0008 }, + { 0x0007, 0x0008 }, + { 0x0008, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000c, 0x000f }, + { 0x000d, 0x0013 }, + { 0x000f, 0x0032 }, + { 0x0011, 0x00a1 }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0007, 0x0009 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0008 }, + { 0x000b, 0x000c }, + { 0x000d, 0x0014 }, + { 0x000e, 0x001d }, + { 0x000f, 0x0033 }, + { 0x0012, 0x0137 }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0008, 0x000a }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0008, 0x000b }, + { 0x0009, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000c, 0x0010 }, + { 0x000d, 0x0015 }, + { 0x000f, 0x0034 }, + { 0x0010, 0x0056 }, + { 0x0012, 0x0138 }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0009, 0x000a }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0009, 0x000b }, + { 0x000a, 0x000b }, + { 0x000c, 0x0011 }, + { 0x000d, 0x0016 }, + { 0x000e, 0x001e }, + { 0x0010, 0x0057 }, + { 0x0011, 0x00a2 }, + { 0x0011, 0x00a3 }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x000b, 0x000d }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000b, 0x000e }, + { 0x000c, 0x0012 }, + { 0x000d, 0x0017 }, + { 0x000e, 0x001f }, + { 0x0010, 0x0058 }, + { 0x0012, 0x0139 }, + { 0x0011, 0x00a4 }, + { 0x0012, 0x013a }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x000c, 0x0013 }, + { 0x000b, 0x000f }, + { 0x000c, 0x0014 }, + { 0x000c, 0x0015 }, + { 0x000d, 0x0018 }, + { 0x000e, 0x0020 }, + { 0x000f, 0x0035 }, + { 0x0012, 0x013b }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x000e, 0x0021 }, + { 0x000d, 0x0019 }, + { 0x000e, 0x0022 }, + { 0x000e, 0x0023 }, + { 0x000f, 0x0036 }, + { 0x0010, 0x0059 }, + { 0x0011, 0x00a5 }, + { 0x0013, 0x0083 }, + { 0x0011, 0x00a6 }, + { 0x0012, 0x013c }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x0013, 0x008b }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0010, 0x005a }, + { 0x000f, 0x0037 }, + { 0x000f, 0x0038 }, + { 0x000f, 0x0039 }, + { 0x0010, 0x005b }, + { 0x0010, 0x005c }, + { 0x0013, 0x0095 }, + { 0x0011, 0x00a7 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0013, 0x009c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + { 0x0013, 0x00a0 }, + { 0x0013, 0x00a1 }, + { 0x0013, 0x00a2 }, + { 0x0013, 0x00a3 }, + { 0x0013, 0x00a4 }, + { 0x0013, 0x00a5 }, + { 0x0013, 0x00a6 }, + { 0x0013, 0x00a7 }, + { 0x0013, 0x00a8 }, + { 0x0010, 0x005d }, + { 0x0010, 0x005e }, + { 0x0013, 0x00a9 }, + { 0x0010, 0x005f }, + { 0x0013, 0x00aa }, + { 0x0012, 0x013d }, + { 0x0013, 0x00ab }, + { 0x0013, 0x00ac }, + { 0x0013, 0x00ad }, + { 0x0013, 0x00ae }, + { 0x0013, 0x00af }, + { 0x0013, 0x00b0 }, + { 0x0013, 0x00b1 }, + { 0x0013, 0x00b2 }, + { 0x0013, 0x00b3 }, + { 0x0013, 0x00b4 }, + { 0x0013, 0x00b5 }, + { 0x0013, 0x00b6 }, + { 0x0013, 0x00b7 }, + { 0x0013, 0x00b8 }, + { 0x0013, 0x00b9 }, + { 0x0013, 0x00ba }, + { 0x0013, 0x00bb }, + { 0x0013, 0x00bc }, + { 0x0013, 0x00bd }, + { 0x0013, 0x00be }, + { 0x0013, 0x00bf }, + { 0x0013, 0x00c0 }, + { 0x0011, 0x00a8 }, + { 0x0013, 0x00c1 }, + { 0x0011, 0x00a9 }, + { 0x0013, 0x00c2 }, + { 0x0013, 0x00c3 }, + { 0x0013, 0x00c4 }, + { 0x0013, 0x00c5 }, + { 0x0013, 0x00c6 }, + { 0x0013, 0x00c7 }, + { 0x0013, 0x00c8 }, + { 0x0013, 0x00c9 }, + { 0x0013, 0x00ca }, + { 0x0013, 0x00cb }, + { 0x0013, 0x00cc }, + { 0x0013, 0x00cd }, + { 0x0013, 0x00ce }, + { 0x0013, 0x00cf }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0013, 0x00d2 }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0013, 0x00d5 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0013, 0x00d8 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0012, 0x013e }, + { 0x0013, 0x00db }, + { 0x0013, 0x00dc }, + { 0x0013, 0x00dd }, + { 0x0013, 0x00de }, + { 0x0013, 0x00df }, + { 0x0013, 0x00e0 }, + { 0x0013, 0x00e1 }, + { 0x0013, 0x00e2 }, + { 0x0013, 0x00e3 }, + { 0x0013, 0x00e4 }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0013, 0x00e9 }, + { 0x0013, 0x00ea }, + { 0x0013, 0x00eb }, + { 0x0013, 0x00ec }, + { 0x0013, 0x00ed }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0013, 0x00f0 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + { 0x0013, 0x0110 }, + { 0x0013, 0x0111 }, + { 0x0013, 0x0112 }, + { 0x0013, 0x0113 }, + { 0x0013, 0x0114 }, + { 0x0013, 0x0115 }, + { 0x0013, 0x0116 }, + { 0x0013, 0x0117 }, + { 0x0013, 0x0118 }, + { 0x0013, 0x0119 }, + { 0x0013, 0x011a }, + { 0x0013, 0x011b }, + { 0x0013, 0x011c }, + { 0x0013, 0x011d }, + { 0x0013, 0x011e }, + { 0x0013, 0x011f }, + { 0x0013, 0x0120 }, + { 0x0013, 0x0121 }, + { 0x0013, 0x0122 }, + { 0x0013, 0x0123 }, + { 0x0013, 0x0124 }, + { 0x0013, 0x0125 }, + { 0x0013, 0x0126 }, + { 0x0013, 0x0127 }, + { 0x0013, 0x0128 }, + { 0x0013, 0x0129 }, + { 0x0013, 0x012a }, + { 0x0013, 0x012b }, + { 0x0013, 0x012c }, + { 0x0013, 0x012d }, + { 0x0013, 0x012e }, + { 0x0013, 0x012f }, + { 0x0013, 0x0130 }, + { 0x0013, 0x0131 }, + { 0x0013, 0x0132 }, + { 0x0013, 0x0133 }, + { 0x0013, 0x0134 }, + { 0x0013, 0x0135 }, + { 0x0013, 0x0136 }, + { 0x0013, 0x0137 }, + { 0x0013, 0x0138 }, + { 0x0013, 0x0139 }, + { 0x0013, 0x013a }, + { 0x0013, 0x013b }, + { 0x0013, 0x013c }, + { 0x0013, 0x013d }, + { 0x0013, 0x013e }, + { 0x0013, 0x013f }, + { 0x0013, 0x0140 }, + { 0x0013, 0x0141 }, + { 0x0013, 0x0142 }, + { 0x0013, 0x0143 }, + { 0x0013, 0x0144 }, + { 0x0013, 0x0145 }, + { 0x0013, 0x0146 }, + { 0x0013, 0x0147 }, + { 0x0013, 0x0148 }, + { 0x0013, 0x0149 }, + { 0x0013, 0x014a }, + { 0x0013, 0x014b }, + { 0x0013, 0x014c }, + { 0x0013, 0x014d }, + { 0x0013, 0x014e }, + { 0x0013, 0x014f }, + { 0x0013, 0x0150 }, + { 0x0013, 0x0151 }, + { 0x0013, 0x0152 }, + { 0x0013, 0x0153 }, + { 0x0013, 0x0154 }, + { 0x0013, 0x0155 }, + { 0x0013, 0x0156 }, + { 0x0013, 0x0157 }, + { 0x0013, 0x0158 }, + { 0x0013, 0x0159 }, + { 0x0013, 0x015a }, + { 0x0013, 0x015b }, + { 0x0013, 0x015c }, + { 0x0013, 0x015d }, + { 0x0013, 0x015e }, + { 0x0013, 0x015f }, + { 0x0013, 0x0160 }, + { 0x0013, 0x0161 }, + { 0x0013, 0x0162 }, + { 0x0013, 0x0163 }, + { 0x0013, 0x0164 }, + { 0x0013, 0x0165 }, + { 0x0013, 0x0166 }, + { 0x0013, 0x0167 }, + { 0x0013, 0x0168 }, + { 0x0013, 0x0169 }, + { 0x0013, 0x016a }, + { 0x0013, 0x016b }, + { 0x0013, 0x016c }, + { 0x0013, 0x016d }, + { 0x0013, 0x016e }, + { 0x0013, 0x016f }, + { 0x0013, 0x0170 }, + { 0x0013, 0x0171 }, + { 0x0013, 0x0172 }, + { 0x0013, 0x0173 }, + { 0x0013, 0x0174 }, + { 0x0013, 0x0175 }, + { 0x0013, 0x0176 }, + { 0x0013, 0x0177 }, + { 0x0013, 0x0178 }, + { 0x0013, 0x0179 }, + { 0x0013, 0x017a }, + { 0x0013, 0x017b }, + { 0x0013, 0x017c }, + { 0x0013, 0x017d }, + { 0x0013, 0x017e }, + { 0x0013, 0x017f }, + { 0x0013, 0x0180 }, + { 0x0013, 0x0181 }, + { 0x0013, 0x0182 }, + { 0x0013, 0x0183 }, + { 0x0013, 0x0184 }, + { 0x0013, 0x0185 }, + { 0x0013, 0x0186 }, + { 0x0013, 0x0187 }, + { 0x0013, 0x0188 }, + { 0x0013, 0x0189 }, + { 0x0013, 0x018a }, + { 0x0013, 0x018b }, + { 0x0013, 0x018c }, + { 0x0013, 0x018d }, + { 0x0013, 0x018e }, + { 0x0013, 0x018f }, + { 0x0013, 0x0190 }, + { 0x0013, 0x0191 }, + { 0x0013, 0x0192 }, + { 0x0013, 0x0193 }, + { 0x0013, 0x0194 }, + { 0x0013, 0x0195 }, + { 0x0013, 0x0196 }, + { 0x0013, 0x0197 }, + { 0x0013, 0x0198 }, + { 0x0013, 0x0199 }, + { 0x0013, 0x019a }, + { 0x0013, 0x019b }, + { 0x0013, 0x019c }, + { 0x0013, 0x019d }, + { 0x0013, 0x019e }, + { 0x0013, 0x019f }, + { 0x0013, 0x01a0 }, + { 0x0013, 0x01a1 }, + { 0x0013, 0x01a2 }, + { 0x0013, 0x01a3 }, + { 0x0013, 0x01a4 }, + { 0x0013, 0x01a5 }, + { 0x0013, 0x01a6 }, + { 0x0013, 0x01a7 }, + { 0x0013, 0x01a8 }, + { 0x0013, 0x01a9 }, + { 0x0013, 0x01aa }, + { 0x0013, 0x01ab }, + { 0x0013, 0x01ac }, + { 0x0013, 0x01ad }, + { 0x0013, 0x01ae }, + { 0x0013, 0x01af }, + { 0x0013, 0x01b0 }, + { 0x0013, 0x01b1 }, + { 0x0013, 0x01b2 }, + { 0x0013, 0x01b3 }, + { 0x0013, 0x01b4 }, + { 0x0013, 0x01b5 }, + { 0x0013, 0x01b6 }, + { 0x0013, 0x01b7 }, + { 0x0013, 0x01b8 }, + { 0x0013, 0x01b9 }, + { 0x0013, 0x01ba }, + { 0x0013, 0x01bb }, + { 0x0013, 0x01bc }, + { 0x0013, 0x01bd }, + { 0x0013, 0x01be }, + { 0x0013, 0x01bf }, + { 0x0013, 0x01c0 }, + { 0x0013, 0x01c1 }, + { 0x0013, 0x01c2 }, + { 0x0013, 0x01c3 }, + { 0x0013, 0x01c4 }, + { 0x0013, 0x01c5 }, + { 0x0013, 0x01c6 }, + { 0x0013, 0x01c7 }, + { 0x0013, 0x01c8 }, + { 0x0013, 0x01c9 }, + { 0x0013, 0x01ca }, + { 0x0013, 0x01cb }, + { 0x0013, 0x01cc }, + { 0x0013, 0x01cd }, + { 0x0013, 0x01ce }, + { 0x0013, 0x01cf }, + { 0x0013, 0x01d0 }, + { 0x0013, 0x01d1 }, + { 0x0013, 0x01d2 }, + { 0x0013, 0x01d3 }, + { 0x0013, 0x01d4 }, + { 0x0013, 0x01d5 }, + { 0x0013, 0x01d6 }, + { 0x0013, 0x01d7 }, + { 0x0013, 0x01d8 }, + { 0x0013, 0x01d9 }, + { 0x0013, 0x01da }, + { 0x0013, 0x01db }, + { 0x0013, 0x01dc }, + { 0x0013, 0x01dd }, + { 0x0013, 0x01de }, + { 0x0013, 0x01df }, + { 0x0013, 0x01e0 }, + { 0x0013, 0x01e1 }, + { 0x0013, 0x01e2 }, + { 0x0013, 0x01e3 }, + { 0x0013, 0x01e4 }, + { 0x0013, 0x01e5 }, + { 0x0013, 0x01e6 }, + { 0x0013, 0x01e7 }, + { 0x0013, 0x01e8 }, + { 0x0013, 0x01e9 }, + { 0x0013, 0x01ea }, + { 0x0013, 0x01eb }, + { 0x0013, 0x01ec }, + { 0x0013, 0x01ed }, + { 0x0013, 0x01ee }, + { 0x0013, 0x01ef }, + { 0x0013, 0x01f0 }, + { 0x0013, 0x01f1 }, + { 0x0013, 0x01f2 }, + { 0x0013, 0x01f3 }, + { 0x0013, 0x01f4 }, + { 0x0013, 0x01f5 }, + { 0x0013, 0x01f6 }, + { 0x0013, 0x01f7 }, + { 0x0013, 0x01f8 }, + { 0x0013, 0x01f9 }, + { 0x0013, 0x01fa }, + { 0x0013, 0x01fb }, + { 0x0013, 0x01fc }, + { 0x0013, 0x01fd }, + { 0x0013, 0x01fe }, + { 0x0013, 0x01ff }, + { 0x0013, 0x0200 }, + { 0x0013, 0x0201 }, + { 0x0013, 0x0202 }, + { 0x0013, 0x0203 }, + { 0x0013, 0x0204 }, + { 0x0013, 0x0205 }, + { 0x0013, 0x0206 }, + { 0x0013, 0x0207 }, + { 0x0013, 0x0208 }, + { 0x0013, 0x0209 }, + { 0x0013, 0x020a }, + { 0x0013, 0x020b }, + { 0x0013, 0x020c }, + { 0x0013, 0x020d }, + { 0x0013, 0x020e }, + { 0x0013, 0x020f }, + { 0x0013, 0x0210 }, + { 0x0013, 0x0211 }, + { 0x0013, 0x0212 }, + { 0x0013, 0x0213 }, + { 0x0013, 0x0214 }, + { 0x0013, 0x0215 }, + { 0x0013, 0x0216 }, + { 0x0013, 0x0217 }, + { 0x0013, 0x0218 }, + { 0x0013, 0x0219 }, + { 0x0013, 0x021a }, + { 0x0013, 0x021b }, + { 0x0013, 0x021c }, + { 0x0013, 0x021d }, + { 0x0013, 0x021e }, + { 0x0013, 0x021f }, + { 0x0013, 0x0220 }, + { 0x0013, 0x0221 }, + { 0x0013, 0x0222 }, + { 0x0013, 0x0223 }, + { 0x0013, 0x0224 }, + { 0x0013, 0x0225 }, + { 0x0013, 0x0226 }, + { 0x0013, 0x0227 }, + { 0x0013, 0x0228 }, + { 0x0013, 0x0229 }, + { 0x0013, 0x022a }, + { 0x0013, 0x022b }, + { 0x0013, 0x022c }, + { 0x0013, 0x022d }, + { 0x0013, 0x022e }, + { 0x0013, 0x022f }, + { 0x0013, 0x0230 }, + { 0x0013, 0x0231 }, + { 0x0013, 0x0232 }, + { 0x0013, 0x0233 }, + { 0x0013, 0x0234 }, + { 0x0013, 0x0235 }, + { 0x0013, 0x0236 }, + { 0x0013, 0x0237 }, + { 0x0013, 0x0238 }, + { 0x0013, 0x0239 }, + { 0x0013, 0x023a }, + { 0x0013, 0x023b }, + { 0x0013, 0x023c }, + { 0x0013, 0x023d }, + { 0x0013, 0x023e }, + { 0x0013, 0x023f }, + { 0x0013, 0x0240 }, + { 0x0013, 0x0241 }, + { 0x0013, 0x0242 }, + { 0x0013, 0x0243 }, + { 0x0013, 0x0244 }, + { 0x0013, 0x0245 }, + { 0x0013, 0x0246 }, + { 0x0013, 0x0247 }, + { 0x0013, 0x0248 }, + { 0x0013, 0x0249 }, + { 0x0013, 0x024a }, + { 0x0013, 0x024b }, + { 0x0013, 0x024c }, + { 0x0013, 0x024d }, + { 0x0013, 0x024e }, + { 0x0013, 0x024f }, + { 0x0013, 0x0250 }, + { 0x0013, 0x0251 }, + { 0x0013, 0x0252 }, + { 0x0013, 0x0253 }, + { 0x0013, 0x0254 }, + { 0x0013, 0x0255 }, + { 0x0013, 0x0256 }, + { 0x0013, 0x0257 }, + { 0x0013, 0x0258 }, + { 0x0013, 0x0259 }, + { 0x0013, 0x025a }, + { 0x0013, 0x025b }, + { 0x0013, 0x025c }, + { 0x0013, 0x025d }, + { 0x0013, 0x025e }, + { 0x0013, 0x025f }, + { 0x0013, 0x0260 }, + { 0x0013, 0x0261 }, + { 0x0013, 0x0262 }, + { 0x0013, 0x0263 }, + { 0x0013, 0x0264 }, + { 0x0013, 0x0265 }, + { 0x0013, 0x0266 }, + { 0x0013, 0x0267 }, + { 0x0013, 0x0268 }, + { 0x0013, 0x0269 }, + { 0x0013, 0x026a }, + { 0x0013, 0x026b }, + { 0x0012, 0x013f }, + + }; + +const uint16_t c_aauiLCLDHuffEnc49[729][2] = + { + { 0x0002, 0x0003 }, + { 0x0003, 0x0003 }, + { 0x0005, 0x0007 }, + { 0x0007, 0x000a }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0009, 0x0009 }, + { 0x000b, 0x000d }, + { 0x000d, 0x0014 }, + { 0x000d, 0x0015 }, + { 0x0010, 0x0052 }, + { 0x0011, 0x0098 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0005, 0x0008 }, + { 0x0006, 0x000a }, + { 0x0007, 0x000b }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x000a, 0x000a }, + { 0x000b, 0x000e }, + { 0x000d, 0x0016 }, + { 0x000f, 0x0031 }, + { 0x0010, 0x0053 }, + { 0x0012, 0x012a }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0006, 0x000b }, + { 0x0007, 0x000c }, + { 0x0008, 0x000d }, + { 0x0009, 0x000a }, + { 0x000a, 0x000b }, + { 0x000c, 0x000f }, + { 0x000d, 0x0017 }, + { 0x000f, 0x0032 }, + { 0x0010, 0x0054 }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + { 0x0013, 0x0028 }, + { 0x0013, 0x0029 }, + { 0x0013, 0x002a }, + { 0x0013, 0x002b }, + { 0x0007, 0x000d }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0008, 0x000e }, + { 0x0009, 0x000b }, + { 0x000b, 0x000f }, + { 0x000c, 0x0010 }, + { 0x000e, 0x001d }, + { 0x000f, 0x0033 }, + { 0x0011, 0x0099 }, + { 0x0013, 0x002c }, + { 0x0013, 0x002d }, + { 0x0013, 0x002e }, + { 0x0013, 0x002f }, + { 0x0013, 0x0030 }, + { 0x0013, 0x0031 }, + { 0x0013, 0x0032 }, + { 0x0013, 0x0033 }, + { 0x0013, 0x0034 }, + { 0x0013, 0x0035 }, + { 0x0013, 0x0036 }, + { 0x0013, 0x0037 }, + { 0x0013, 0x0038 }, + { 0x0013, 0x0039 }, + { 0x0013, 0x003a }, + { 0x0008, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0007, 0x0012 }, + { 0x0008, 0x0010 }, + { 0x0009, 0x000c }, + { 0x000a, 0x000c }, + { 0x000c, 0x0011 }, + { 0x000d, 0x0018 }, + { 0x000e, 0x001e }, + { 0x0011, 0x009a }, + { 0x0011, 0x009b }, + { 0x0013, 0x003b }, + { 0x0013, 0x003c }, + { 0x0013, 0x003d }, + { 0x0013, 0x003e }, + { 0x0013, 0x003f }, + { 0x0013, 0x0040 }, + { 0x0013, 0x0041 }, + { 0x0013, 0x0042 }, + { 0x0013, 0x0043 }, + { 0x0013, 0x0044 }, + { 0x0013, 0x0045 }, + { 0x0013, 0x0046 }, + { 0x0013, 0x0047 }, + { 0x0013, 0x0048 }, + { 0x0013, 0x0049 }, + { 0x0008, 0x0011 }, + { 0x0007, 0x0013 }, + { 0x0008, 0x0012 }, + { 0x0008, 0x0013 }, + { 0x0009, 0x000d }, + { 0x000a, 0x000d }, + { 0x000b, 0x0010 }, + { 0x000c, 0x0012 }, + { 0x000e, 0x001f }, + { 0x000e, 0x0020 }, + { 0x0010, 0x0055 }, + { 0x0011, 0x009c }, + { 0x0013, 0x004a }, + { 0x0013, 0x004b }, + { 0x0013, 0x004c }, + { 0x0013, 0x004d }, + { 0x0013, 0x004e }, + { 0x0013, 0x004f }, + { 0x0013, 0x0050 }, + { 0x0013, 0x0051 }, + { 0x0013, 0x0052 }, + { 0x0013, 0x0053 }, + { 0x0013, 0x0054 }, + { 0x0013, 0x0055 }, + { 0x0013, 0x0056 }, + { 0x0013, 0x0057 }, + { 0x0013, 0x0058 }, + { 0x0009, 0x000e }, + { 0x0009, 0x000f }, + { 0x0009, 0x0010 }, + { 0x0009, 0x0011 }, + { 0x000a, 0x000e }, + { 0x000b, 0x0011 }, + { 0x000c, 0x0013 }, + { 0x000d, 0x0019 }, + { 0x000e, 0x0021 }, + { 0x0010, 0x0056 }, + { 0x0010, 0x0057 }, + { 0x0013, 0x0059 }, + { 0x0013, 0x005a }, + { 0x0013, 0x005b }, + { 0x0013, 0x005c }, + { 0x0013, 0x005d }, + { 0x0013, 0x005e }, + { 0x0013, 0x005f }, + { 0x0013, 0x0060 }, + { 0x0013, 0x0061 }, + { 0x0013, 0x0062 }, + { 0x0013, 0x0063 }, + { 0x0013, 0x0064 }, + { 0x0013, 0x0065 }, + { 0x0013, 0x0066 }, + { 0x0013, 0x0067 }, + { 0x0013, 0x0068 }, + { 0x000b, 0x0012 }, + { 0x000a, 0x000f }, + { 0x000a, 0x0010 }, + { 0x000a, 0x0011 }, + { 0x000c, 0x0014 }, + { 0x000c, 0x0015 }, + { 0x000d, 0x001a }, + { 0x000e, 0x0022 }, + { 0x0010, 0x0058 }, + { 0x0010, 0x0059 }, + { 0x0013, 0x0069 }, + { 0x0013, 0x006a }, + { 0x0013, 0x006b }, + { 0x0013, 0x006c }, + { 0x0013, 0x006d }, + { 0x0013, 0x006e }, + { 0x0013, 0x006f }, + { 0x0013, 0x0070 }, + { 0x0013, 0x0071 }, + { 0x0013, 0x0072 }, + { 0x0013, 0x0073 }, + { 0x0013, 0x0074 }, + { 0x0013, 0x0075 }, + { 0x0013, 0x0076 }, + { 0x0013, 0x0077 }, + { 0x0013, 0x0078 }, + { 0x0013, 0x0079 }, + { 0x000c, 0x0016 }, + { 0x000b, 0x0013 }, + { 0x000c, 0x0017 }, + { 0x000c, 0x0018 }, + { 0x000c, 0x0019 }, + { 0x000e, 0x0023 }, + { 0x000e, 0x0024 }, + { 0x000f, 0x0034 }, + { 0x0010, 0x005a }, + { 0x0011, 0x009d }, + { 0x0013, 0x007a }, + { 0x0013, 0x007b }, + { 0x0013, 0x007c }, + { 0x0013, 0x007d }, + { 0x0013, 0x007e }, + { 0x0013, 0x007f }, + { 0x0013, 0x0080 }, + { 0x0013, 0x0081 }, + { 0x0013, 0x0082 }, + { 0x0013, 0x0083 }, + { 0x0013, 0x0084 }, + { 0x0013, 0x0085 }, + { 0x0013, 0x0086 }, + { 0x0013, 0x0087 }, + { 0x0013, 0x0088 }, + { 0x0013, 0x0089 }, + { 0x0013, 0x008a }, + { 0x000e, 0x0025 }, + { 0x000d, 0x001b }, + { 0x000d, 0x001c }, + { 0x000d, 0x001d }, + { 0x000e, 0x0026 }, + { 0x000f, 0x0035 }, + { 0x0010, 0x005b }, + { 0x0011, 0x009e }, + { 0x0011, 0x009f }, + { 0x0012, 0x012b }, + { 0x0013, 0x008b }, + { 0x0013, 0x008c }, + { 0x0013, 0x008d }, + { 0x0013, 0x008e }, + { 0x0013, 0x008f }, + { 0x0013, 0x0090 }, + { 0x0013, 0x0091 }, + { 0x0013, 0x0092 }, + { 0x0013, 0x0093 }, + { 0x0013, 0x0094 }, + { 0x0013, 0x0095 }, + { 0x0013, 0x0096 }, + { 0x0013, 0x0097 }, + { 0x0013, 0x0098 }, + { 0x0013, 0x0099 }, + { 0x0013, 0x009a }, + { 0x0013, 0x009b }, + { 0x0010, 0x005c }, + { 0x000f, 0x0036 }, + { 0x000e, 0x0027 }, + { 0x000f, 0x0037 }, + { 0x000f, 0x0038 }, + { 0x0010, 0x005d }, + { 0x0011, 0x00a0 }, + { 0x0013, 0x009c }, + { 0x0012, 0x012c }, + { 0x0013, 0x009d }, + { 0x0013, 0x009e }, + { 0x0013, 0x009f }, + { 0x0013, 0x00a0 }, + { 0x0013, 0x00a1 }, + { 0x0013, 0x00a2 }, + { 0x0013, 0x00a3 }, + { 0x0013, 0x00a4 }, + { 0x0013, 0x00a5 }, + { 0x0013, 0x00a6 }, + { 0x0013, 0x00a7 }, + { 0x0013, 0x00a8 }, + { 0x0013, 0x00a9 }, + { 0x0013, 0x00aa }, + { 0x0013, 0x00ab }, + { 0x0013, 0x00ac }, + { 0x0013, 0x00ad }, + { 0x0013, 0x00ae }, + { 0x0010, 0x005e }, + { 0x000f, 0x0039 }, + { 0x0010, 0x005f }, + { 0x0010, 0x0060 }, + { 0x0011, 0x00a1 }, + { 0x0010, 0x0061 }, + { 0x0013, 0x00af }, + { 0x0013, 0x00b0 }, + { 0x0012, 0x012d }, + { 0x0013, 0x00b1 }, + { 0x0013, 0x00b2 }, + { 0x0013, 0x00b3 }, + { 0x0013, 0x00b4 }, + { 0x0013, 0x00b5 }, + { 0x0013, 0x00b6 }, + { 0x0013, 0x00b7 }, + { 0x0013, 0x00b8 }, + { 0x0013, 0x00b9 }, + { 0x0013, 0x00ba }, + { 0x0013, 0x00bb }, + { 0x0013, 0x00bc }, + { 0x0013, 0x00bd }, + { 0x0013, 0x00be }, + { 0x0013, 0x00bf }, + { 0x0013, 0x00c0 }, + { 0x0013, 0x00c1 }, + { 0x0013, 0x00c2 }, + { 0x0012, 0x012e }, + { 0x0011, 0x00a2 }, + { 0x0011, 0x00a3 }, + { 0x0013, 0x00c3 }, + { 0x0013, 0x00c4 }, + { 0x0013, 0x00c5 }, + { 0x0013, 0x00c6 }, + { 0x0013, 0x00c7 }, + { 0x0013, 0x00c8 }, + { 0x0013, 0x00c9 }, + { 0x0013, 0x00ca }, + { 0x0013, 0x00cb }, + { 0x0013, 0x00cc }, + { 0x0013, 0x00cd }, + { 0x0013, 0x00ce }, + { 0x0013, 0x00cf }, + { 0x0013, 0x00d0 }, + { 0x0013, 0x00d1 }, + { 0x0013, 0x00d2 }, + { 0x0013, 0x00d3 }, + { 0x0013, 0x00d4 }, + { 0x0013, 0x00d5 }, + { 0x0013, 0x00d6 }, + { 0x0013, 0x00d7 }, + { 0x0013, 0x00d8 }, + { 0x0013, 0x00d9 }, + { 0x0013, 0x00da }, + { 0x0013, 0x00db }, + { 0x0013, 0x00dc }, + { 0x0013, 0x00dd }, + { 0x0013, 0x00de }, + { 0x0013, 0x00df }, + { 0x0012, 0x012f }, + { 0x0013, 0x00e0 }, + { 0x0013, 0x00e1 }, + { 0x0013, 0x00e2 }, + { 0x0013, 0x00e3 }, + { 0x0013, 0x00e4 }, + { 0x0013, 0x00e5 }, + { 0x0013, 0x00e6 }, + { 0x0013, 0x00e7 }, + { 0x0013, 0x00e8 }, + { 0x0013, 0x00e9 }, + { 0x0013, 0x00ea }, + { 0x0013, 0x00eb }, + { 0x0013, 0x00ec }, + { 0x0013, 0x00ed }, + { 0x0013, 0x00ee }, + { 0x0013, 0x00ef }, + { 0x0013, 0x00f0 }, + { 0x0013, 0x00f1 }, + { 0x0013, 0x00f2 }, + { 0x0013, 0x00f3 }, + { 0x0013, 0x00f4 }, + { 0x0013, 0x00f5 }, + { 0x0013, 0x00f6 }, + { 0x0013, 0x00f7 }, + { 0x0013, 0x00f8 }, + { 0x0013, 0x00f9 }, + { 0x0013, 0x00fa }, + { 0x0013, 0x00fb }, + { 0x0013, 0x00fc }, + { 0x0013, 0x00fd }, + { 0x0013, 0x00fe }, + { 0x0013, 0x00ff }, + { 0x0013, 0x0100 }, + { 0x0013, 0x0101 }, + { 0x0013, 0x0102 }, + { 0x0013, 0x0103 }, + { 0x0013, 0x0104 }, + { 0x0013, 0x0105 }, + { 0x0013, 0x0106 }, + { 0x0013, 0x0107 }, + { 0x0013, 0x0108 }, + { 0x0013, 0x0109 }, + { 0x0013, 0x010a }, + { 0x0013, 0x010b }, + { 0x0013, 0x010c }, + { 0x0013, 0x010d }, + { 0x0013, 0x010e }, + { 0x0013, 0x010f }, + { 0x0013, 0x0110 }, + { 0x0013, 0x0111 }, + { 0x0013, 0x0112 }, + { 0x0013, 0x0113 }, + { 0x0013, 0x0114 }, + { 0x0013, 0x0115 }, + { 0x0013, 0x0116 }, + { 0x0013, 0x0117 }, + { 0x0013, 0x0118 }, + { 0x0013, 0x0119 }, + { 0x0013, 0x011a }, + { 0x0013, 0x011b }, + { 0x0013, 0x011c }, + { 0x0013, 0x011d }, + { 0x0013, 0x011e }, + { 0x0013, 0x011f }, + { 0x0013, 0x0120 }, + { 0x0013, 0x0121 }, + { 0x0013, 0x0122 }, + { 0x0013, 0x0123 }, + { 0x0013, 0x0124 }, + { 0x0013, 0x0125 }, + { 0x0013, 0x0126 }, + { 0x0013, 0x0127 }, + { 0x0013, 0x0128 }, + { 0x0013, 0x0129 }, + { 0x0013, 0x012a }, + { 0x0013, 0x012b }, + { 0x0013, 0x012c }, + { 0x0013, 0x012d }, + { 0x0013, 0x012e }, + { 0x0013, 0x012f }, + { 0x0013, 0x0130 }, + { 0x0013, 0x0131 }, + { 0x0013, 0x0132 }, + { 0x0013, 0x0133 }, + { 0x0013, 0x0134 }, + { 0x0013, 0x0135 }, + { 0x0013, 0x0136 }, + { 0x0013, 0x0137 }, + { 0x0013, 0x0138 }, + { 0x0013, 0x0139 }, + { 0x0013, 0x013a }, + { 0x0013, 0x013b }, + { 0x0013, 0x013c }, + { 0x0013, 0x013d }, + { 0x0013, 0x013e }, + { 0x0013, 0x013f }, + { 0x0013, 0x0140 }, + { 0x0013, 0x0141 }, + { 0x0013, 0x0142 }, + { 0x0013, 0x0143 }, + { 0x0013, 0x0144 }, + { 0x0013, 0x0145 }, + { 0x0013, 0x0146 }, + { 0x0013, 0x0147 }, + { 0x0013, 0x0148 }, + { 0x0013, 0x0149 }, + { 0x0013, 0x014a }, + { 0x0013, 0x014b }, + { 0x0013, 0x014c }, + { 0x0013, 0x014d }, + { 0x0013, 0x014e }, + { 0x0013, 0x014f }, + { 0x0013, 0x0150 }, + { 0x0013, 0x0151 }, + { 0x0013, 0x0152 }, + { 0x0013, 0x0153 }, + { 0x0013, 0x0154 }, + { 0x0013, 0x0155 }, + { 0x0013, 0x0156 }, + { 0x0013, 0x0157 }, + { 0x0013, 0x0158 }, + { 0x0013, 0x0159 }, + { 0x0013, 0x015a }, + { 0x0013, 0x015b }, + { 0x0013, 0x015c }, + { 0x0013, 0x015d }, + { 0x0013, 0x015e }, + { 0x0013, 0x015f }, + { 0x0013, 0x0160 }, + { 0x0013, 0x0161 }, + { 0x0013, 0x0162 }, + { 0x0013, 0x0163 }, + { 0x0013, 0x0164 }, + { 0x0013, 0x0165 }, + { 0x0013, 0x0166 }, + { 0x0013, 0x0167 }, + { 0x0013, 0x0168 }, + { 0x0013, 0x0169 }, + { 0x0013, 0x016a }, + { 0x0013, 0x016b }, + { 0x0013, 0x016c }, + { 0x0013, 0x016d }, + { 0x0013, 0x016e }, + { 0x0013, 0x016f }, + { 0x0013, 0x0170 }, + { 0x0013, 0x0171 }, + { 0x0013, 0x0172 }, + { 0x0013, 0x0173 }, + { 0x0013, 0x0174 }, + { 0x0013, 0x0175 }, + { 0x0013, 0x0176 }, + { 0x0013, 0x0177 }, + { 0x0013, 0x0178 }, + { 0x0013, 0x0179 }, + { 0x0013, 0x017a }, + { 0x0013, 0x017b }, + { 0x0013, 0x017c }, + { 0x0013, 0x017d }, + { 0x0013, 0x017e }, + { 0x0013, 0x017f }, + { 0x0013, 0x0180 }, + { 0x0013, 0x0181 }, + { 0x0013, 0x0182 }, + { 0x0013, 0x0183 }, + { 0x0013, 0x0184 }, + { 0x0013, 0x0185 }, + { 0x0013, 0x0186 }, + { 0x0013, 0x0187 }, + { 0x0013, 0x0188 }, + { 0x0013, 0x0189 }, + { 0x0013, 0x018a }, + { 0x0013, 0x018b }, + { 0x0013, 0x018c }, + { 0x0013, 0x018d }, + { 0x0013, 0x018e }, + { 0x0013, 0x018f }, + { 0x0013, 0x0190 }, + { 0x0013, 0x0191 }, + { 0x0013, 0x0192 }, + { 0x0013, 0x0193 }, + { 0x0013, 0x0194 }, + { 0x0013, 0x0195 }, + { 0x0013, 0x0196 }, + { 0x0013, 0x0197 }, + { 0x0013, 0x0198 }, + { 0x0013, 0x0199 }, + { 0x0013, 0x019a }, + { 0x0013, 0x019b }, + { 0x0013, 0x019c }, + { 0x0013, 0x019d }, + { 0x0013, 0x019e }, + { 0x0013, 0x019f }, + { 0x0013, 0x01a0 }, + { 0x0013, 0x01a1 }, + { 0x0013, 0x01a2 }, + { 0x0013, 0x01a3 }, + { 0x0013, 0x01a4 }, + { 0x0013, 0x01a5 }, + { 0x0013, 0x01a6 }, + { 0x0013, 0x01a7 }, + { 0x0013, 0x01a8 }, + { 0x0013, 0x01a9 }, + { 0x0013, 0x01aa }, + { 0x0013, 0x01ab }, + { 0x0013, 0x01ac }, + { 0x0013, 0x01ad }, + { 0x0013, 0x01ae }, + { 0x0013, 0x01af }, + { 0x0013, 0x01b0 }, + { 0x0013, 0x01b1 }, + { 0x0013, 0x01b2 }, + { 0x0013, 0x01b3 }, + { 0x0013, 0x01b4 }, + { 0x0013, 0x01b5 }, + { 0x0013, 0x01b6 }, + { 0x0013, 0x01b7 }, + { 0x0013, 0x01b8 }, + { 0x0013, 0x01b9 }, + { 0x0013, 0x01ba }, + { 0x0013, 0x01bb }, + { 0x0013, 0x01bc }, + { 0x0013, 0x01bd }, + { 0x0013, 0x01be }, + { 0x0013, 0x01bf }, + { 0x0013, 0x01c0 }, + { 0x0013, 0x01c1 }, + { 0x0013, 0x01c2 }, + { 0x0013, 0x01c3 }, + { 0x0013, 0x01c4 }, + { 0x0013, 0x01c5 }, + { 0x0013, 0x01c6 }, + { 0x0013, 0x01c7 }, + { 0x0013, 0x01c8 }, + { 0x0013, 0x01c9 }, + { 0x0013, 0x01ca }, + { 0x0013, 0x01cb }, + { 0x0013, 0x01cc }, + { 0x0013, 0x01cd }, + { 0x0013, 0x01ce }, + { 0x0013, 0x01cf }, + { 0x0013, 0x01d0 }, + { 0x0013, 0x01d1 }, + { 0x0013, 0x01d2 }, + { 0x0013, 0x01d3 }, + { 0x0013, 0x01d4 }, + { 0x0013, 0x01d5 }, + { 0x0013, 0x01d6 }, + { 0x0013, 0x01d7 }, + { 0x0013, 0x01d8 }, + { 0x0013, 0x01d9 }, + { 0x0013, 0x01da }, + { 0x0013, 0x01db }, + { 0x0013, 0x01dc }, + { 0x0013, 0x01dd }, + { 0x0013, 0x01de }, + { 0x0013, 0x01df }, + { 0x0013, 0x01e0 }, + { 0x0013, 0x01e1 }, + { 0x0013, 0x01e2 }, + { 0x0013, 0x01e3 }, + { 0x0013, 0x01e4 }, + { 0x0013, 0x01e5 }, + { 0x0013, 0x01e6 }, + { 0x0013, 0x01e7 }, + { 0x0013, 0x01e8 }, + { 0x0013, 0x01e9 }, + { 0x0013, 0x01ea }, + { 0x0013, 0x01eb }, + { 0x0013, 0x01ec }, + { 0x0013, 0x01ed }, + { 0x0013, 0x01ee }, + { 0x0013, 0x01ef }, + { 0x0013, 0x01f0 }, + { 0x0013, 0x01f1 }, + { 0x0013, 0x01f2 }, + { 0x0013, 0x01f3 }, + { 0x0013, 0x01f4 }, + { 0x0013, 0x01f5 }, + { 0x0013, 0x01f6 }, + { 0x0013, 0x01f7 }, + { 0x0013, 0x01f8 }, + { 0x0013, 0x01f9 }, + { 0x0013, 0x01fa }, + { 0x0013, 0x01fb }, + { 0x0013, 0x01fc }, + { 0x0013, 0x01fd }, + { 0x0013, 0x01fe }, + { 0x0013, 0x01ff }, + { 0x0013, 0x0200 }, + { 0x0013, 0x0201 }, + { 0x0013, 0x0202 }, + { 0x0013, 0x0203 }, + { 0x0013, 0x0204 }, + { 0x0013, 0x0205 }, + { 0x0013, 0x0206 }, + { 0x0013, 0x0207 }, + { 0x0013, 0x0208 }, + { 0x0013, 0x0209 }, + { 0x0013, 0x020a }, + { 0x0013, 0x020b }, + { 0x0013, 0x020c }, + { 0x0013, 0x020d }, + { 0x0013, 0x020e }, + { 0x0013, 0x020f }, + { 0x0013, 0x0210 }, + { 0x0013, 0x0211 }, + { 0x0013, 0x0212 }, + { 0x0013, 0x0213 }, + { 0x0013, 0x0214 }, + { 0x0013, 0x0215 }, + { 0x0013, 0x0216 }, + { 0x0013, 0x0217 }, + { 0x0013, 0x0218 }, + { 0x0013, 0x0219 }, + { 0x0013, 0x021a }, + { 0x0013, 0x021b }, + { 0x0013, 0x021c }, + { 0x0013, 0x021d }, + { 0x0013, 0x021e }, + { 0x0013, 0x021f }, + { 0x0013, 0x0220 }, + { 0x0013, 0x0221 }, + { 0x0013, 0x0222 }, + { 0x0013, 0x0223 }, + { 0x0013, 0x0224 }, + { 0x0013, 0x0225 }, + { 0x0013, 0x0226 }, + { 0x0013, 0x0227 }, + { 0x0013, 0x0228 }, + { 0x0013, 0x0229 }, + { 0x0013, 0x022a }, + { 0x0013, 0x022b }, + { 0x0013, 0x022c }, + { 0x0013, 0x022d }, + { 0x0013, 0x022e }, + { 0x0013, 0x022f }, + { 0x0013, 0x0230 }, + { 0x0013, 0x0231 }, + { 0x0013, 0x0232 }, + { 0x0013, 0x0233 }, + { 0x0013, 0x0234 }, + { 0x0013, 0x0235 }, + { 0x0013, 0x0236 }, + { 0x0013, 0x0237 }, + { 0x0013, 0x0238 }, + { 0x0013, 0x0239 }, + { 0x0013, 0x023a }, + { 0x0013, 0x023b }, + { 0x0013, 0x023c }, + { 0x0013, 0x023d }, + { 0x0013, 0x023e }, + { 0x0013, 0x023f }, + { 0x0013, 0x0240 }, + { 0x0013, 0x0241 }, + { 0x0013, 0x0242 }, + { 0x0013, 0x0243 }, + { 0x0013, 0x0244 }, + { 0x0013, 0x0245 }, + { 0x0013, 0x0246 }, + { 0x0013, 0x0247 }, + { 0x0013, 0x0248 }, + { 0x0013, 0x0249 }, + { 0x0013, 0x024a }, + { 0x0013, 0x024b }, + { 0x0013, 0x024c }, + { 0x0013, 0x024d }, + { 0x0013, 0x024e }, + { 0x0013, 0x024f }, + { 0x0013, 0x0250 }, + { 0x0013, 0x0251 }, + { 0x0013, 0x0252 }, + { 0x0013, 0x0253 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc50[28][2] = + { + { 0x0002, 0x0001 }, + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0001 }, + { 0x0004, 0x0001 }, + { 0x0005, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000f, 0x0001 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0005 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc51[29][2] = + { + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0001 }, + { 0x0004, 0x0002 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0006, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000d, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc52[32][2] = + { + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0002 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0001 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0006, 0x0001 }, + { 0x0007, 0x0001 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000a, 0x0001 }, + { 0x000b, 0x0001 }, + { 0x000c, 0x0001 }, + { 0x000e, 0x0001 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0001 }, + { 0x0011, 0x0002 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0003 }, + { 0x0014, 0x0000 }, + { 0x0013, 0x0003 }, + { 0x0014, 0x0001 }, + { 0x0014, 0x0002 }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + }; + +const uint16_t c_aauiLCLDHuffEnc53[37][2] = + { + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0002 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0002 }, + { 0x0005, 0x0003 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0007, 0x0001 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x0009, 0x0001 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0002 }, + { 0x000f, 0x0003 }, + { 0x0011, 0x0004 }, + { 0x0010, 0x0003 }, + { 0x0011, 0x0005 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc54[39][2] = + { + { 0x0002, 0x0002 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0002 }, + { 0x0003, 0x0003 }, + { 0x0004, 0x0003 }, + { 0x0005, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0006, 0x0002 }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0008, 0x0001 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0002 }, + { 0x000f, 0x0003 }, + { 0x0011, 0x0002 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc55[46][2] = + { + { 0x0003, 0x0003 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0004, 0x0003 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0005, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0002 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0002 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0002 }, + { 0x000c, 0x0003 }, + { 0x000d, 0x0002 }, + { 0x000d, 0x0003 }, + { 0x000e, 0x0002 }, + { 0x000e, 0x0003 }, + { 0x000f, 0x0003 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc56[55][2] = + { + { 0x0003, 0x0003 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0004 }, + { 0x0003, 0x0005 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0005, 0x0003 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0003 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0008, 0x0002 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0009, 0x0002 }, + { 0x0009, 0x0003 }, + { 0x000a, 0x0002 }, + { 0x000a, 0x0003 }, + { 0x000b, 0x0003 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000d, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x0010, 0x0002 }, + { 0x0010, 0x0003 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0010, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0013, 0x0000 }, + { 0x0011, 0x0003 }, + { 0x0012, 0x0005 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc57[65][2] = + { + { 0x0003, 0x0004 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0005 }, + { 0x0004, 0x0004 }, + { 0x0004, 0x0005 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0005, 0x0004 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0007, 0x0003 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0003 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000c, 0x0003 }, + { 0x000c, 0x0004 }, + { 0x000d, 0x0003 }, + { 0x000c, 0x0005 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000f, 0x0003 }, + { 0x0010, 0x0003 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x0010, 0x0004 }, + { 0x0010, 0x0005 }, + { 0x0013, 0x0000 }, + { 0x0011, 0x0005 }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0012, 0x0007 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc58[77][2] = + { + { 0x0004, 0x0005 }, + { 0x0003, 0x0005 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x0005 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0006, 0x0004 }, + { 0x0006, 0x0005 }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0007, 0x0004 }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0009, 0x0003 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0003 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000e, 0x0006 }, + { 0x000e, 0x0007 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x000f, 0x0006 }, + { 0x0010, 0x0004 }, + { 0x000f, 0x0007 }, + { 0x0010, 0x0005 }, + { 0x0010, 0x0006 }, + { 0x0010, 0x0007 }, + { 0x0013, 0x0000 }, + { 0x0013, 0x0001 }, + { 0x0012, 0x0006 }, + { 0x0011, 0x0007 }, + { 0x0013, 0x0002 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0012, 0x0007 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc59[91][2] = + { + { 0x0003, 0x0005 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0006 }, + { 0x0004, 0x0007 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x0006 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0006, 0x0006 }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0007, 0x0005 }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0008, 0x0003 }, + { 0x0008, 0x0004 }, + { 0x0008, 0x0005 }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000d, 0x0003 }, + { 0x000d, 0x0004 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000e, 0x0003 }, + { 0x000e, 0x0004 }, + { 0x000e, 0x0005 }, + { 0x000f, 0x0003 }, + { 0x000f, 0x0004 }, + { 0x000f, 0x0005 }, + { 0x0011, 0x0008 }, + { 0x0011, 0x0009 }, + { 0x0013, 0x0000 }, + { 0x0011, 0x000a }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0012, 0x000d }, + { 0x0012, 0x000e }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0011, 0x000b }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0012, 0x000f }, + + }; + +const uint16_t c_aauiLCLDHuffEnc60[109][2] = + { + { 0x0004, 0x0007 }, + { 0x0002, 0x0003 }, + { 0x0003, 0x0005 }, + { 0x0004, 0x0008 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x0007 }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0006, 0x0007 }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0007, 0x0006 }, + { 0x0007, 0x0007 }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0009, 0x0004 }, + { 0x0009, 0x0005 }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000b, 0x0004 }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0004 }, + { 0x000c, 0x0005 }, + { 0x000c, 0x0006 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000c, 0x0007 }, + { 0x000e, 0x0005 }, + { 0x000e, 0x0006 }, + { 0x000e, 0x0007 }, + { 0x000e, 0x0008 }, + { 0x000f, 0x0005 }, + { 0x000e, 0x0009 }, + { 0x000f, 0x0006 }, + { 0x0010, 0x0006 }, + { 0x000f, 0x0007 }, + { 0x000f, 0x0008 }, + { 0x000f, 0x0009 }, + { 0x0010, 0x0007 }, + { 0x0010, 0x0008 }, + { 0x0010, 0x0009 }, + { 0x0011, 0x000a }, + { 0x0013, 0x0000 }, + { 0x0011, 0x000b }, + { 0x0013, 0x0001 }, + { 0x0013, 0x0002 }, + { 0x0012, 0x0011 }, + { 0x0012, 0x0012 }, + { 0x0013, 0x0003 }, + { 0x0013, 0x0004 }, + { 0x0013, 0x0005 }, + { 0x0013, 0x0006 }, + { 0x0013, 0x0007 }, + { 0x0013, 0x0008 }, + { 0x0013, 0x0009 }, + { 0x0013, 0x000a }, + { 0x0013, 0x000b }, + { 0x0013, 0x000c }, + { 0x0013, 0x000d }, + { 0x0013, 0x000e }, + { 0x0013, 0x000f }, + { 0x0013, 0x0010 }, + { 0x0013, 0x0011 }, + { 0x0013, 0x0012 }, + { 0x0013, 0x0013 }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0012, 0x0013 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc61[129][2] = + { + { 0x0004, 0x0008 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x0009 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0005, 0x0008 }, + { 0x0005, 0x0009 }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0006, 0x0008 }, + { 0x0006, 0x0009 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0007, 0x0008 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0008, 0x0006 }, + { 0x0008, 0x0007 }, + { 0x0008, 0x0008 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0009, 0x0006 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000b, 0x0005 }, + { 0x000b, 0x0006 }, + { 0x000b, 0x0007 }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000c, 0x0006 }, + { 0x000c, 0x0007 }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000d, 0x0005 }, + { 0x000d, 0x0006 }, + { 0x000d, 0x0007 }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000e, 0x0008 }, + { 0x000d, 0x000b }, + { 0x000e, 0x0009 }, + { 0x000f, 0x0009 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x000f, 0x000c }, + { 0x000f, 0x000d }, + { 0x000f, 0x000e }, + { 0x0010, 0x000c }, + { 0x0011, 0x0015 }, + { 0x0010, 0x000d }, + { 0x000f, 0x000f }, + { 0x0010, 0x000e }, + { 0x0010, 0x000f }, + { 0x0012, 0x0000 }, + { 0x0011, 0x0016 }, + { 0x0010, 0x0010 }, + { 0x0010, 0x0011 }, + { 0x0011, 0x0017 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + { 0x0012, 0x000e }, + { 0x0012, 0x000f }, + { 0x0012, 0x0010 }, + { 0x0012, 0x0011 }, + { 0x0012, 0x0012 }, + { 0x0012, 0x0013 }, + { 0x0012, 0x0014 }, + { 0x0012, 0x0015 }, + { 0x0012, 0x0016 }, + { 0x0012, 0x0017 }, + { 0x0012, 0x0018 }, + { 0x0012, 0x0019 }, + { 0x0012, 0x001a }, + { 0x0012, 0x001b }, + { 0x0012, 0x001c }, + { 0x0012, 0x001d }, + { 0x0012, 0x001e }, + { 0x0012, 0x001f }, + { 0x0012, 0x0020 }, + { 0x0012, 0x0021 }, + { 0x0012, 0x0022 }, + { 0x0012, 0x0023 }, + { 0x0012, 0x0024 }, + { 0x0012, 0x0025 }, + { 0x0012, 0x0026 }, + { 0x0012, 0x0027 }, + { 0x0012, 0x0028 }, + { 0x0012, 0x0029 }, + + }; + +const uint16_t c_aauiLCLDHuffEnc62[153][2] = + { + { 0x0004, 0x0009 }, + { 0x0003, 0x0006 }, + { 0x0003, 0x0007 }, + { 0x0004, 0x000a }, + { 0x0004, 0x000b }, + { 0x0005, 0x000a }, + { 0x0005, 0x000b }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0005, 0x0010 }, + { 0x0005, 0x0011 }, + { 0x0006, 0x000a }, + { 0x0006, 0x000b }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0007, 0x0009 }, + { 0x0007, 0x000a }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0007, 0x0012 }, + { 0x0007, 0x0013 }, + { 0x0008, 0x0009 }, + { 0x0008, 0x000a }, + { 0x0008, 0x000b }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0008, 0x0010 }, + { 0x0008, 0x0011 }, + { 0x0009, 0x0007 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x0009, 0x000c }, + { 0x0009, 0x000d }, + { 0x0009, 0x000e }, + { 0x0009, 0x000f }, + { 0x0009, 0x0010 }, + { 0x0009, 0x0011 }, + { 0x000a, 0x0004 }, + { 0x000a, 0x0005 }, + { 0x000a, 0x0006 }, + { 0x000a, 0x0007 }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000b, 0x0007 }, + { 0x000c, 0x0007 }, + { 0x000c, 0x0008 }, + { 0x000c, 0x0009 }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000c, 0x000c }, + { 0x000d, 0x0007 }, + { 0x000c, 0x000d }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000e, 0x0008 }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + { 0x000e, 0x0009 }, + { 0x000e, 0x000a }, + { 0x000e, 0x000b }, + { 0x000e, 0x000c }, + { 0x000f, 0x000c }, + { 0x000e, 0x000d }, + { 0x000f, 0x000d }, + { 0x000f, 0x000e }, + { 0x000f, 0x000f }, + { 0x0010, 0x000f }, + { 0x0010, 0x0010 }, + { 0x0011, 0x0019 }, + { 0x0010, 0x0011 }, + { 0x0010, 0x0012 }, + { 0x0010, 0x0013 }, + { 0x0010, 0x0014 }, + { 0x0010, 0x0015 }, + { 0x0012, 0x0000 }, + { 0x0010, 0x0016 }, + { 0x0011, 0x001a }, + { 0x0010, 0x0017 }, + { 0x0012, 0x0001 }, + { 0x0012, 0x0002 }, + { 0x0012, 0x0003 }, + { 0x0011, 0x001b }, + { 0x0012, 0x0004 }, + { 0x0012, 0x0005 }, + { 0x0012, 0x0006 }, + { 0x0012, 0x0007 }, + { 0x0012, 0x0008 }, + { 0x0012, 0x0009 }, + { 0x0012, 0x000a }, + { 0x0012, 0x000b }, + { 0x0012, 0x000c }, + { 0x0012, 0x000d }, + { 0x0012, 0x000e }, + { 0x0012, 0x000f }, + { 0x0012, 0x0010 }, + { 0x0012, 0x0011 }, + { 0x0012, 0x0012 }, + { 0x0012, 0x0013 }, + { 0x0012, 0x0014 }, + { 0x0012, 0x0015 }, + { 0x0012, 0x0016 }, + { 0x0012, 0x0017 }, + { 0x0012, 0x0018 }, + { 0x0011, 0x001c }, + { 0x0012, 0x0019 }, + { 0x0012, 0x001a }, + { 0x0012, 0x001b }, + { 0x0012, 0x001c }, + { 0x0012, 0x001d }, + { 0x0012, 0x001e }, + { 0x0012, 0x001f }, + { 0x0012, 0x0020 }, + { 0x0012, 0x0021 }, + { 0x0012, 0x0022 }, + { 0x0012, 0x0023 }, + { 0x0012, 0x0024 }, + { 0x0012, 0x0025 }, + { 0x0012, 0x0026 }, + { 0x0012, 0x0027 }, + { 0x0012, 0x0028 }, + { 0x0012, 0x0029 }, + { 0x0012, 0x002a }, + { 0x0012, 0x002b }, + { 0x0012, 0x002c }, + { 0x0012, 0x002d }, + { 0x0012, 0x002e }, + { 0x0012, 0x002f }, + { 0x0012, 0x0030 }, + { 0x0012, 0x0031 }, + { 0x0011, 0x001d }, + + }; + +const uint16_t c_aauiLCLDHuffEnc63[181][2] = + { + { 0x0004, 0x0008 }, + { 0x0003, 0x0005 }, + { 0x0002, 0x0003 }, + { 0x0004, 0x0009 }, + { 0x0005, 0x000c }, + { 0x0005, 0x000d }, + { 0x0005, 0x000e }, + { 0x0005, 0x000f }, + { 0x0006, 0x000c }, + { 0x0006, 0x000d }, + { 0x0006, 0x000e }, + { 0x0006, 0x000f }, + { 0x0006, 0x0010 }, + { 0x0006, 0x0011 }, + { 0x0006, 0x0012 }, + { 0x0006, 0x0013 }, + { 0x0006, 0x0014 }, + { 0x0006, 0x0015 }, + { 0x0006, 0x0016 }, + { 0x0006, 0x0017 }, + { 0x0007, 0x000b }, + { 0x0007, 0x000c }, + { 0x0007, 0x000d }, + { 0x0007, 0x000e }, + { 0x0007, 0x000f }, + { 0x0007, 0x0010 }, + { 0x0007, 0x0011 }, + { 0x0007, 0x0012 }, + { 0x0007, 0x0013 }, + { 0x0007, 0x0014 }, + { 0x0007, 0x0015 }, + { 0x0007, 0x0016 }, + { 0x0007, 0x0017 }, + { 0x0008, 0x000c }, + { 0x0008, 0x000d }, + { 0x0008, 0x000e }, + { 0x0008, 0x000f }, + { 0x0008, 0x0010 }, + { 0x0008, 0x0011 }, + { 0x0008, 0x0012 }, + { 0x0008, 0x0013 }, + { 0x0008, 0x0014 }, + { 0x0008, 0x0015 }, + { 0x0009, 0x0008 }, + { 0x0009, 0x0009 }, + { 0x0009, 0x000a }, + { 0x0009, 0x000b }, + { 0x0009, 0x000c }, + { 0x0009, 0x000d }, + { 0x0009, 0x000e }, + { 0x0009, 0x000f }, + { 0x0009, 0x0010 }, + { 0x0009, 0x0011 }, + { 0x0009, 0x0012 }, + { 0x0009, 0x0013 }, + { 0x0009, 0x0014 }, + { 0x0009, 0x0015 }, + { 0x000a, 0x0007 }, + { 0x0009, 0x0016 }, + { 0x0009, 0x0017 }, + { 0x000a, 0x0008 }, + { 0x000a, 0x0009 }, + { 0x000a, 0x000a }, + { 0x000a, 0x000b }, + { 0x000a, 0x000c }, + { 0x000a, 0x000d }, + { 0x000a, 0x000e }, + { 0x000b, 0x0008 }, + { 0x000b, 0x0009 }, + { 0x000b, 0x000a }, + { 0x000a, 0x000f }, + { 0x000b, 0x000b }, + { 0x000b, 0x000c }, + { 0x000b, 0x000d }, + { 0x000c, 0x0009 }, + { 0x000c, 0x000a }, + { 0x000c, 0x000b }, + { 0x000c, 0x000c }, + { 0x000c, 0x000d }, + { 0x000c, 0x000e }, + { 0x000c, 0x000f }, + { 0x000d, 0x0008 }, + { 0x000d, 0x0009 }, + { 0x000d, 0x000a }, + { 0x000d, 0x000b }, + { 0x000d, 0x000c }, + { 0x000d, 0x000d }, + { 0x000d, 0x000e }, + { 0x000d, 0x000f }, + { 0x000d, 0x0010 }, + { 0x000d, 0x0011 }, + { 0x000e, 0x0007 }, + { 0x000e, 0x0008 }, + { 0x000e, 0x0009 }, + { 0x000e, 0x000a }, + { 0x000e, 0x000b }, + { 0x000e, 0x000c }, + { 0x000e, 0x000d }, + { 0x000e, 0x000e }, + { 0x000e, 0x000f }, + { 0x000f, 0x0008 }, + { 0x000f, 0x0009 }, + { 0x000f, 0x000a }, + { 0x000f, 0x000b }, + { 0x000f, 0x000c }, + { 0x0010, 0x0009 }, + { 0x0010, 0x000a }, + { 0x000f, 0x000d }, + { 0x0010, 0x000b }, + { 0x0010, 0x000c }, + { 0x0010, 0x000d }, + { 0x0011, 0x000e }, + { 0x0011, 0x000f }, + { 0x0010, 0x000e }, + { 0x0011, 0x0010 }, + { 0x0011, 0x0011 }, + { 0x0012, 0x0014 }, + { 0x0014, 0x0000 }, + { 0x0010, 0x000f }, + { 0x0012, 0x0015 }, + { 0x0012, 0x0016 }, + { 0x0014, 0x0001 }, + { 0x0012, 0x0017 }, + { 0x0012, 0x0018 }, + { 0x0012, 0x0019 }, + { 0x0013, 0x0010 }, + { 0x0012, 0x001a }, + { 0x0014, 0x0002 }, + { 0x0012, 0x001b }, + { 0x0014, 0x0003 }, + { 0x0014, 0x0004 }, + { 0x0014, 0x0005 }, + { 0x0013, 0x0011 }, + { 0x0014, 0x0006 }, + { 0x0013, 0x0012 }, + { 0x0014, 0x0007 }, + { 0x0014, 0x0008 }, + { 0x0014, 0x0009 }, + { 0x0014, 0x000a }, + { 0x0014, 0x000b }, + { 0x0014, 0x000c }, + { 0x0014, 0x000d }, + { 0x0014, 0x000e }, + { 0x0013, 0x0013 }, + { 0x0014, 0x000f }, + { 0x0014, 0x0010 }, + { 0x0014, 0x0011 }, + { 0x0014, 0x0012 }, + { 0x0014, 0x0013 }, + { 0x0014, 0x0014 }, + { 0x0014, 0x0015 }, + { 0x0014, 0x0016 }, + { 0x0014, 0x0017 }, + { 0x0014, 0x0018 }, + { 0x0014, 0x0019 }, + { 0x0014, 0x001a }, + { 0x0014, 0x001b }, + { 0x0014, 0x001c }, + { 0x0014, 0x001d }, + { 0x0014, 0x001e }, + { 0x0014, 0x001f }, + { 0x0013, 0x0014 }, + { 0x0013, 0x0015 }, + { 0x0013, 0x0016 }, + { 0x0013, 0x0017 }, + { 0x0013, 0x0018 }, + { 0x0013, 0x0019 }, + { 0x0013, 0x001a }, + { 0x0013, 0x001b }, + { 0x0013, 0x001c }, + { 0x0013, 0x001d }, + { 0x0013, 0x001e }, + { 0x0013, 0x001f }, + { 0x0013, 0x0020 }, + { 0x0013, 0x0021 }, + { 0x0013, 0x0022 }, + { 0x0013, 0x0023 }, + { 0x0013, 0x0024 }, + { 0x0013, 0x0025 }, + { 0x0013, 0x0026 }, + { 0x0013, 0x0027 }, + + }; + +const uint16_t ( *c_apauiHuffEncTabels[2 * ALLOC_TABLE_SIZE] )[2] = + { + NULL, + c_aauiLCLDHuffEnc1, + c_aauiLCLDHuffEnc2, + c_aauiLCLDHuffEnc3, + c_aauiLCLDHuffEnc4, + c_aauiLCLDHuffEnc5, + c_aauiLCLDHuffEnc6, + c_aauiLCLDHuffEnc7, + c_aauiLCLDHuffEnc8, + c_aauiLCLDHuffEnc9, + c_aauiLCLDHuffEnc10, + c_aauiLCLDHuffEnc11, + c_aauiLCLDHuffEnc12, + c_aauiLCLDHuffEnc13, + c_aauiLCLDHuffEnc14, + c_aauiLCLDHuffEnc15, + c_aauiLCLDHuffEnc16, + c_aauiLCLDHuffEnc17, + c_aauiLCLDHuffEnc18, + c_aauiLCLDHuffEnc19, + c_aauiLCLDHuffEnc20, + c_aauiLCLDHuffEnc21, + c_aauiLCLDHuffEnc22, + c_aauiLCLDHuffEnc23, + c_aauiLCLDHuffEnc24, + c_aauiLCLDHuffEnc25, + c_aauiLCLDHuffEnc26, + c_aauiLCLDHuffEnc27, + c_aauiLCLDHuffEnc28, + c_aauiLCLDHuffEnc29, + c_aauiLCLDHuffEnc30, + c_aauiLCLDHuffEnc31, + NULL, + c_aauiLCLDHuffEnc33, + c_aauiLCLDHuffEnc34, + c_aauiLCLDHuffEnc35, + c_aauiLCLDHuffEnc36, + c_aauiLCLDHuffEnc37, + c_aauiLCLDHuffEnc38, + c_aauiLCLDHuffEnc39, + c_aauiLCLDHuffEnc40, + c_aauiLCLDHuffEnc41, + c_aauiLCLDHuffEnc42, + c_aauiLCLDHuffEnc43, + c_aauiLCLDHuffEnc44, + c_aauiLCLDHuffEnc45, + c_aauiLCLDHuffEnc46, + c_aauiLCLDHuffEnc47, + c_aauiLCLDHuffEnc48, + c_aauiLCLDHuffEnc49, + c_aauiLCLDHuffEnc50, + c_aauiLCLDHuffEnc51, + c_aauiLCLDHuffEnc52, + c_aauiLCLDHuffEnc53, + c_aauiLCLDHuffEnc54, + c_aauiLCLDHuffEnc55, + c_aauiLCLDHuffEnc56, + c_aauiLCLDHuffEnc57, + c_aauiLCLDHuffEnc58, + c_aauiLCLDHuffEnc59, + c_aauiLCLDHuffEnc60, + c_aauiLCLDHuffEnc61, + c_aauiLCLDHuffEnc62, + c_aauiLCLDHuffEnc63, + }; + +const uint32_t num_row_aauiLCLDHuff[2 * ALLOC_TABLE_SIZE] = { 0, 16, 16, 25, 36, 36, 49, 64, 81, 100, + 169, 196, 289, 324, 400, 576, 729, 729, 28, 29, + 32, 37, 39, 46, 55, 65, 77, 91, 109, 129, + 153, 181, 0, 16, 16, 25, 36, 36, 49, 64, 81, + 100, 169, 196, 289, 324, 400, 576, 729, 729, 28, + 29, 32, 37, 39, 46, 55, 65, 77, 91, 109, + 129, 153, 181 }; + +const int32_t c_aiLogAddTable[LOG_ADD_TABLE_LENGTH] = { + 0x40, + 0x40, + 0x3F, + 0x3F, + 0x3E, + 0x3E, + 0x3D, + 0x3D, + 0x3C, + 0x3C, + 0x3B, + 0x3B, + 0x3A, + 0x3A, + 0x39, + 0x39, + 0x38, + 0x38, + 0x37, + 0x37, + 0x37, + 0x36, + 0x36, + 0x35, + 0x35, + 0x34, + 0x34, + 0x33, + 0x33, + 0x33, + 0x32, + 0x32, + 0x31, + 0x31, + 0x31, + 0x30, + 0x30, + 0x2F, + 0x2F, + 0x2F, + 0x2E, + 0x2E, + 0x2D, + 0x2D, + 0x2D, + 0x2C, + 0x2C, + 0x2B, + 0x2B, + 0x2B, + 0x2A, + 0x2A, + 0x2A, + 0x29, + 0x29, + 0x29, + 0x28, + 0x28, + 0x27, + 0x27, + 0x27, + 0x26, + 0x26, + 0x26, + 0x25, + 0x25, + 0x25, + 0x24, + 0x24, + 0x24, + 0x23, + 0x23, + 0x23, + 0x23, + 0x22, + 0x22, + 0x22, + 0x21, + 0x21, + 0x21, + 0x20, + 0x20, + 0x20, + 0x20, + 0x1F, + 0x1F, + 0x1F, + 0x1E, + 0x1E, + 0x1E, + 0x1E, + 0x1D, + 0x1D, + 0x1D, + 0x1C, + 0x1C, + 0x1C, + 0x1C, + 0x1B, + 0x1B, + 0x1B, + 0x1B, + 0x1A, + 0x1A, + 0x1A, + 0x1A, + 0x19, + 0x19, + 0x19, + 0x19, + 0x18, + 0x18, + 0x18, + 0x18, + 0x18, + 0x17, + 0x17, + 0x17, + 0x17, + 0x16, + 0x16, + 0x16, + 0x16, + 0x16, + 0x15, + 0x15, + 0x15, + 0x15, + 0x15, + 0x14, + 0x14, + 0x14, + 0x14, + 0x14, + 0x13, + 0x13, + 0x13, + 0x13, + 0x13, + 0x13, + 0x12, + 0x12, + 0x12, + 0x12, + 0x12, + 0x11, + 0x11, + 0x11, + 0x11, + 0x11, + 0x11, + 0x10, + 0x10, + 0x10, + 0x10, + 0x10, + 0x10, + 0x0F, + 0x0F, + 0x0F, + 0x0F, + 0x0F, + 0x0F, + 0x0F, + 0x0E, + 0x0E, + 0x0E, + 0x0E, + 0x0E, + 0x0E, + 0x0E, + 0x0D, + 0x0D, + 0x0D, + 0x0D, + 0x0D, + 0x0D, + 0x0D, + 0x0D, + 0x0C, + 0x0C, + 0x0C, + 0x0C, + 0x0C, + 0x0C, + 0x0C, + 0x0C, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0B, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x0A, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x09, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x08, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x07, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x06, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x05, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x04, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x03, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x02, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x01, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, +}; + +const int32_t c_aiBandwidthAdjust48[MAX_BANDS_48] = { + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 64, + 64, + 64, + 64, + 64, + 101, + 101, + 128, + 165, + 165, + 180, + 213, +}; + +const int32_t c_aiAbsoluteThresh48[MAX_BANDS_48] = { + -1787, + -1787, + -1787, + -1787, + -1787, + -1787, + -1787, + -1787, + -1782, + -1761, + -1737, + -1679, + -1638, + -1613, + -1590, + -1568, + -1516, + -1459, + -1395, + -1289, + -671, + -409, + -401, +}; + + +#if PERCEPTUAL_MODEL_SLGAIN_SHIFT == 4 +const int32_t c_aiDefaultTheta48[MAX_BANDS_48] = { + 7, + 7, + 6, + 5, + 5, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, + 4, +}; +#elif PERCEPTUAL_MODEL_SLGAIN_SHIFT == 8 +const int32_t c_aiDefaultTheta48[MAX_BANDS_48] = { + 112, + 112, + 96, + 80, + 80, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, + 64, +}; +#endif + +const int32_t c_aaiSpreadFunction48[MAX_BANDS_48 * MAX_BANDS_48] = { + 0, + -1561, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -289, + -4, + -1234, + -2295, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -569, + -229, + -8, + -905, + -1705, + -2324, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -789, + -445, + -173, + -16, + -656, + -1271, + -1765, + -2172, + -2520, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -961, + -616, + -340, + -136, + -28, + -488, + -976, + -1382, + -1729, + -2032, + -2305, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1088, + -743, + -465, + -257, + -148, + -31, + -371, + -769, + -1114, + -1417, + -1689, + -2054, + -2483, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1198, + -852, + -574, + -364, + -209, + -148, + -42, + -300, + -635, + -936, + -1207, + -1572, + -2000, + -2376, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1293, + -948, + -669, + -458, + -301, + -183, + -145, + -56, + -258, + -547, + -816, + -1179, + -1606, + -1982, + -2311, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1375, + -1029, + -750, + -539, + -381, + -260, + -180, + -142, + -68, + -231, + -487, + -846, + -1272, + -1647, + -1976, + -2261, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1444, + -1099, + -820, + -608, + -449, + -328, + -233, + -194, + -138, + -77, + -213, + -555, + -978, + -1352, + -1681, + -1966, + -2268, + -2552, + -2552, + -2552, + -2552, + -2552, + -2552, + -1501, + -1155, + -876, + -665, + -505, + -383, + -287, + -210, + -193, + -130, + -79, + -298, + -711, + -1083, + -1411, + -1696, + -1997, + -2288, + -2550, + -2552, + -2552, + -2552, + -2552, + -1567, + -1221, + -942, + -730, + -570, + -448, + -351, + -272, + -206, + -189, + -151, + -72, + -349, + -713, + -1039, + -1324, + -1625, + -1915, + -2177, + -2448, + -2552, + -2552, + -2552, + -1650, + -1304, + -1025, + -813, + -653, + -530, + -432, + -352, + -285, + -227, + -177, + -163, + -69, + -297, + -613, + -895, + -1195, + -1485, + -1746, + -2017, + -2238, + -2401, + -2545, + -1727, + -1381, + -1102, + -890, + -730, + -607, + -509, + -428, + -360, + -301, + -249, + -180, + -153, + -72, + -257, + -527, + -824, + -1112, + -1373, + -1643, + -1865, + -2028, + -2171, + -1798, + -1452, + -1173, + -960, + -800, + -677, + -579, + -498, + -430, + -370, + -317, + -246, + -192, + -145, + -76, + -224, + -505, + -790, + -1050, + -1320, + -1540, + -1703, + -1847, + -1860, + -1514, + -1234, + -1022, + -862, + -738, + -640, + -559, + -490, + -430, + -377, + -306, + -224, + -197, + -136, + -81, + -242, + -515, + -771, + -1040, + -1260, + -1422, + -1566, + -1923, + -1577, + -1297, + -1085, + -925, + -801, + -703, + -621, + -553, + -492, + -439, + -367, + -284, + -213, + -198, + -144, + -83, + -235, + -479, + -744, + -963, + -1125, + -1268, + -1986, + -1640, + -1360, + -1148, + -988, + -864, + -766, + -684, + -615, + -555, + -501, + -429, + -345, + -273, + -211, + -204, + -146, + -89, + -216, + -465, + -680, + -841, + -984, + -2043, + -1697, + -1417, + -1205, + -1044, + -921, + -822, + -741, + -672, + -611, + -557, + -485, + -401, + -328, + -264, + -211, + -205, + -140, + -93, + -227, + -430, + -588, + -729, + -2104, + -1758, + -1479, + -1266, + -1106, + -982, + -884, + -802, + -733, + -673, + -619, + -546, + -461, + -388, + -324, + -269, + -212, + -211, + -151, + -100, + -195, + -336, + -472, + -2163, + -1817, + -1537, + -1324, + -1164, + -1040, + -942, + -860, + -791, + -731, + -676, + -604, + -519, + -445, + -380, + -325, + -268, + -226, + -219, + -147, + -114, + -167, + -280, + -2203, + -1857, + -1577, + -1365, + -1205, + -1081, + -982, + -901, + -831, + -771, + -717, + -644, + -559, + -485, + -420, + -364, + -306, + -252, + -239, + -206, + -132, + -122, + -163, + -2224, + -1878, + -1598, + -1386, + -1225, + -1102, + -1003, + -921, + -852, + -792, + -737, + -665, + -580, + -505, + -441, + -385, + -326, + -271, + -222, + -224, + -176, + -121, + -114, +}; +#endif diff --git a/lib_isar/isar_rom_lcld_tables.h b/lib_isar/isar_rom_lcld_tables.h new file mode 100644 index 0000000000000000000000000000000000000000..974e57af062b6f1e632903ed7e312b9f25f0b6cd --- /dev/null +++ b/lib_isar/isar_rom_lcld_tables.h @@ -0,0 +1,197 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_ROM_LCLD_TABLES_H +#define ISAR_ROM_LCLD_TABLES_H + +#include +#include "options.h" + +#ifdef SPLIT_REND_WITH_HEAD_ROT +#ifndef M_PI + +#define M_PI 3.14159265358979323846264338327950288f + +#endif + +#define LCLD_BLOCKS_PER_FRAME ( 16 ) +#define LCLD_MAX_BLOCKS_PER_FRAME ( 16 ) +#define LCLD_BANDS ( 60 ) +#define LCLD_PRED_WIN_LEN ( 16 ) +#define LCLD_MAX_NUM_PRED_SUBSETS ( 8 ) +#define MAX_BANDS ( 23 ) +#define MAX_BANDS_48 ( 23 ) +#define DEF_BANDS_48 ( 22 ) + +#define ENV_MIN ( -64 ) +#define ENV_MAX ( 64 ) + +#define ENV0_BITS ( 7 ) + +#define ENV_DELTA_MIN ( -32 ) +#define ENV_DELTA_MAX ( 31 ) + +#define ENV_RECONSTRUCT_TABLE_SIZE ( 129 ) + +#define ENV_RECONSTRUCT_TABLE_CENTER ( 64 ) + +#define MIN_ALLOC ( 0 ) +#define MAX_ALLOC ( 31 ) + +#define ALLOC_OFFSET_SCALE ( 8 ) + +#define ALLOC_OFFSET_BITS ( 8 ) + +#define MIN_ALLOC_OFFSET ( -128 ) +#define MAX_ALLOC_OFFSET ( 127 ) +#define READ_LENGTH ( 4 ) + +#define ALLOC_TABLE_SIZE ( 32 ) + +#ifndef _PI_ +#define _PI_ ( 3.14159265358979f ) +#endif +#define PRED_MAX_VAL ( 12 ) +#define PRED_MIN_VAL ( -PRED_MAX_VAL ) +#define PRED_QUANT_FACTOR ( (float) PRED_MAX_VAL ) +#define PRED_BAND0_BITS ( 5 ) + +#define PHASE_MAX_VAL ( 12 ) +#define PHASE_MIN_VAL ( -PHASE_MAX_VAL ) +#define PHASE_QUANT_FACTOR ( (float) PHASE_MAX_VAL / _PI_ ) +#define PHASE_DIFF_DIM ( 2 ) +#define PHASE_BAND0_BITS ( 5 ) + +#define PERCEPTUAL_MODEL_SLGAIN_SHIFT ( 8 ) + +#define HUFF_DEC_TABLE_SIZE ( 16 ) + +extern const int32_t c_aiNumLcldBandsPerBand[MAX_BANDS_48]; +extern const int32_t c_aiBandIdPerLcldBand[LCLD_BANDS]; +extern const float c_afRotRealImag[PRED_MAX_VAL - PRED_MIN_VAL + 1][2]; +extern const int32_t c_aiDefaultTheta48[MAX_BANDS_48]; + +extern const float c_afScaleFactor[ALLOC_TABLE_SIZE]; +extern const float c_afInvScaleFactor[ALLOC_TABLE_SIZE]; +extern const float c_afRMSEnvReconstructTable[ENV_RECONSTRUCT_TABLE_SIZE]; +extern const int32_t c_aiQuantMaxValues[ALLOC_TABLE_SIZE]; +extern const int32_t c_aiHuffmanDim[ALLOC_TABLE_SIZE]; +extern const int32_t c_aiHuffmanMod[ALLOC_TABLE_SIZE]; +extern const int32_t c_aiHuffmanSize[ALLOC_TABLE_SIZE]; + + +#define LOG_ADD_TABLE_LENGTH ( 512 ) + +extern const int32_t c_aiBandwidths48[MAX_BANDS_48]; +extern const int32_t c_aiLogAddTable[LOG_ADD_TABLE_LENGTH]; +extern const int32_t c_aiBandwidthAdjust48[MAX_BANDS_48]; +extern const int32_t c_aiAbsoluteThresh48[MAX_BANDS_48]; +extern const int32_t c_aiDefaultTheta48[MAX_BANDS_48]; +extern const int32_t c_aaiSpreadFunction48[MAX_BANDS_48 * MAX_BANDS_48]; + + +#define PRED_QUNAT_FILTER_MAG_BITS ( 3 ) +#define PRED_QUANT_FILTER_PHASE_BITS ( 5 ) +#define PRED_QUANT_FILTER_MAG_MIN ( 0 ) +#define PRED_QUANT_FILTER_MAG_MAX ( 7 ) +#define PRED_QUANT_FILTER_PHASE_MIN ( -16 ) +#define PRED_QUANT_FILTER_PHASE_MAX ( 15 ) + +extern const uint16_t c_aauiLCLDHuffEnc1[16][2]; +extern const uint16_t c_aauiLCLDHuffEnc2[16][2]; +extern const uint16_t c_aauiLCLDHuffEnc3[25][2]; +extern const uint16_t c_aauiLCLDHuffEnc4[36][2]; +extern const uint16_t c_aauiLCLDHuffEnc5[36][2]; +extern const uint16_t c_aauiLCLDHuffEnc6[49][2]; +extern const uint16_t c_aauiLCLDHuffEnc7[64][2]; +extern const uint16_t c_aauiLCLDHuffEnc8[81][2]; +extern const uint16_t c_aauiLCLDHuffEnc9[100][2]; +extern const uint16_t c_aauiLCLDHuffEnc10[169][2]; +extern const uint16_t c_aauiLCLDHuffEnc11[196][2]; +extern const uint16_t c_aauiLCLDHuffEnc12[289][2]; +extern const uint16_t c_aauiLCLDHuffEnc13[324][2]; +extern const uint16_t c_aauiLCLDHuffEnc14[400][2]; +extern const uint16_t c_aauiLCLDHuffEnc15[576][2]; +extern const uint16_t c_aauiLCLDHuffEnc16[729][2]; +extern const uint16_t c_aauiLCLDHuffEnc17[729][2]; +extern const uint16_t c_aauiLCLDHuffEnc18[28][2]; +extern const uint16_t c_aauiLCLDHuffEnc19[29][2]; +extern const uint16_t c_aauiLCLDHuffEnc20[32][2]; +extern const uint16_t c_aauiLCLDHuffEnc21[37][2]; +extern const uint16_t c_aauiLCLDHuffEnc22[39][2]; +extern const uint16_t c_aauiLCLDHuffEnc23[46][2]; +extern const uint16_t c_aauiLCLDHuffEnc24[55][2]; +extern const uint16_t c_aauiLCLDHuffEnc25[65][2]; +extern const uint16_t c_aauiLCLDHuffEnc26[77][2]; +extern const uint16_t c_aauiLCLDHuffEnc27[91][2]; +extern const uint16_t c_aauiLCLDHuffEnc28[109][2]; +extern const uint16_t c_aauiLCLDHuffEnc29[129][2]; +extern const uint16_t c_aauiLCLDHuffEnc30[153][2]; +extern const uint16_t c_aauiLCLDHuffEnc31[181][2]; +extern const uint16_t c_aauiLCLDHuffEnc33[16][2]; +extern const uint16_t c_aauiLCLDHuffEnc34[16][2]; +extern const uint16_t c_aauiLCLDHuffEnc35[25][2]; +extern const uint16_t c_aauiLCLDHuffEnc36[36][2]; +extern const uint16_t c_aauiLCLDHuffEnc37[36][2]; +extern const uint16_t c_aauiLCLDHuffEnc38[49][2]; +extern const uint16_t c_aauiLCLDHuffEnc39[64][2]; +extern const uint16_t c_aauiLCLDHuffEnc40[81][2]; +extern const uint16_t c_aauiLCLDHuffEnc41[100][2]; +extern const uint16_t c_aauiLCLDHuffEnc42[169][2]; +extern const uint16_t c_aauiLCLDHuffEnc43[196][2]; +extern const uint16_t c_aauiLCLDHuffEnc44[289][2]; +extern const uint16_t c_aauiLCLDHuffEnc45[324][2]; +extern const uint16_t c_aauiLCLDHuffEnc46[400][2]; +extern const uint16_t c_aauiLCLDHuffEnc47[576][2]; +extern const uint16_t c_aauiLCLDHuffEnc48[729][2]; +extern const uint16_t c_aauiLCLDHuffEnc49[729][2]; +extern const uint16_t c_aauiLCLDHuffEnc50[28][2]; +extern const uint16_t c_aauiLCLDHuffEnc51[29][2]; +extern const uint16_t c_aauiLCLDHuffEnc52[32][2]; +extern const uint16_t c_aauiLCLDHuffEnc53[37][2]; +extern const uint16_t c_aauiLCLDHuffEnc54[39][2]; +extern const uint16_t c_aauiLCLDHuffEnc55[46][2]; +extern const uint16_t c_aauiLCLDHuffEnc56[55][2]; +extern const uint16_t c_aauiLCLDHuffEnc57[65][2]; +extern const uint16_t c_aauiLCLDHuffEnc58[77][2]; +extern const uint16_t c_aauiLCLDHuffEnc59[91][2]; +extern const uint16_t c_aauiLCLDHuffEnc60[109][2]; +extern const uint16_t c_aauiLCLDHuffEnc61[129][2]; +extern const uint16_t c_aauiLCLDHuffEnc62[153][2]; +extern const uint16_t c_aauiLCLDHuffEnc63[181][2]; +extern const uint16_t ( *c_apauiHuffEncTabels[2 * ALLOC_TABLE_SIZE] )[2]; +extern const uint32_t num_row_aauiLCLDHuff[2 * ALLOC_TABLE_SIZE]; +extern const uint32_t c_aaiRMSEnvHuffEnc[64][2]; +extern const uint32_t c_aaiRMSEnvHuffDec[13][HUFF_DEC_TABLE_SIZE]; +#endif /*SPLIT_REND_WITH_HEAD_ROT*/ + +#endif /* ISAR_ROM_LCLD_TABLES_H_ */ diff --git a/lib_isar/isar_rom_post_rend.c b/lib_isar/isar_rom_post_rend.c new file mode 100644 index 0000000000000000000000000000000000000000..31c8429d97508984cfcbc24c16aa688e724549ca --- /dev/null +++ b/lib_isar/isar_rom_post_rend.c @@ -0,0 +1,182 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "isar_cnst.h" +#include "wmc_auto.h" + +/* clang-format off */ + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------* + * Binuaral split rendering ROM tables + *-----------------------------------------------------------------------*/ + +/* rotations in this array are relative to ref rotation */ +const float isar_split_rend_relative_yaw_pos_angles[SPLIT_REND_MAX_YAW_ONLY_POSES] = {-15.0f, 15.0f}; +const float isar_split_rend_relative_pitch_pos_angles[SPLIT_REND_MAX_PITCH_ONLY_POSES] = {10.0f, 10.0f}; +const float isar_split_rend_relative_roll_pos_angles[SPLIT_REND_MAX_PITCH_ONLY_POSES] = {10.0f, 10.0f}; +const float isar_split_rend_relative_one_axis_pos_angles[SPLIT_REND_MAX_ONE_AXIS_MD_POSES] = {-15.0f, 15.0f}; + +const float isar_split_rend_relative_yaw_pos_angles_hq[SPLIT_REND_MAX_YAW_ONLY_POSES] = {-15.0f, 15.0f}; +const float isar_split_rend_relative_pitch_pos_angles_hq[SPLIT_REND_MAX_PITCH_ONLY_POSES] = {-15.0f, 15.0f}; +const float isar_split_rend_relative_roll_pos_angles_hq[SPLIT_REND_MAX_PITCH_ONLY_POSES] = {-15.0f, 15.0f}; +const float isar_split_rend_relative_one_axis_pos_angles_hq[SPLIT_REND_MAX_ONE_AXIS_MD_POSES] = {-15.0f, 15.0f}; + +const int16_t isar_split_rend_band_grouping[MAX_SPLIT_REND_MD_BANDS + 1] = +{ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 20, 25, 30, 35, 40, 50, 60 +}; + +const int32_t isar_split_rend_huff_p_d_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3] = +{ + {0,8,252},{1,8,253},{2,7,124},{3,6,60},{4,5,28},{5,4,12}, + {6,3,4},{7,1,0},{8,3,5},{9,4,13},{10,5,29},{11,6,61}, + {12,7,125},{13,8,254},{14,8,255} +}; + +const int32_t isar_split_rend_huff_p_d_diff_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3] = +{ + { 0, 1, 0 },{ 1, 2, 2 },{ 2, 3, 6 },{ 3, 4, 14 }, + { 4, 5, 30 },{ 5, 6, 62 },{ 6, 7, 126 },{ 7, 8, 254 }, + { 8, 9, 510 },{ 9, 10, 1022 },{ 10, 11, 2046 },{ 11, 12, 4094 }, + { 12, 13, 8190 },{ 13, 14, 16382 },{ 14, 14, 16383 } +}; + +const int32_t isar_split_rend_huff_d_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3] = +{ + { 0, 1, 0 },{ 1, 2, 2 },{ 2, 3, 6 },{ 3, 4, 14 }, + { 4, 5, 30 },{ 5, 6, 62 },{ 6, 7, 126 },{ 7, 8, 254 }, + { 8, 9, 510 },{ 9, 10, 1022 },{ 10, 11, 2046 },{ 11, 12, 4094 }, + { 12, 13, 8190 },{ 13, 14, 16382 },{ 14, 14, 16383 } +}; + +const int32_t isar_split_rend_huff_pred63_consts[ISAR_SPLIT_REND_PRED_63QUANT_PNTS][3] = +{ + {-31,11,2040}, + {-30,11,2041}, + {-29,11,2042}, + {-28,11,2043}, + {-27,10,1012}, + {-26,10,1013}, + {-25,10,1014}, + {-24,10,1015}, + {-23,9,498}, + {-22,9,499}, + {-21,9,500}, + {-20,9,501}, + {-19,8,242}, + {-18,8,243}, + {-17,8,244}, + {-16,8,245}, + {-15,7,112}, + {-14,7,113}, + {-13,7,114}, + {-12,7,115}, + {-11,6,48}, + {-10,6,49}, + {-9,6,50}, + {-8,6,51}, + {-7,5,16}, + {-6,5,17}, + {-5,5,18}, + {-4,5,19}, + {-3,4,2}, + {-2,4,3}, + {-1,4,4}, + {0,3,0}, + {1,4,5}, + {2,4,6}, + {3,4,7}, + {4,5,20}, + {5,5,21}, + {6,5,22}, + {7,5,23}, + {8,6,52}, + {9,6,53}, + {10,6,54}, + {11,6,55}, + {12,7,116}, + {13,7,117}, + {14,7,118}, + {15,7,119}, + {16,7,120}, + {17,8,246}, + {18,8,247}, + {19,8,248}, + {20,9,502}, + {21,9,503}, + {22,9,504}, + {23,9,505}, + {24,10,1016}, + {25,10,1017}, + {26,10,1018}, + {27,10,1019}, + {28,11,2044}, + {29,11,2045}, + {30,11,2046}, + {31,11,2047}, +}; + +const int32_t isar_split_rend_huff_pred31_consts[ISAR_SPLIT_REND_PRED_31QUANT_PNTS][3] = +{ + {-15,10,1020},{-14,10,1021},{-13,9,506},{-12,9,507}, + {-11,8,250},{-10,8,251},{-9,7,120},{-8,7,121}, + {-7,6,56},{-6,6,57},{-5,5,24},{-4,5,25},{-3,4,8}, + {-2,4,9},{-1,3,2},{0,2,0},{1,3,3}, + {2,4,10},{3,4,11},{4,5,26},{5,5,27}, + {6,6,58},{7,6,59},{8,7,122},{9,7,123}, + {10,7,124},{11,8,252},{12,9,508},{13,9,509}, + {14,10,1022},{15,10,1023}, +}; + +const int32_t isar_split_rend_huff_roll_pred_consts[ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS][3] = +{ + {-15,10,1020},{-14,10,1021},{-13,9,506},{-12,9,507}, + {-11,8,250},{-10,8,251},{-9,7,120},{-8,7,121}, + {-7,6,56},{-6,6,57},{-5,5,24},{-4,5,25},{-3,4,8}, + {-2,4,9},{-1,3,2},{0,2,0},{1,3,3}, + {2,4,10},{3,4,11},{4,5,26},{5,5,27}, + {6,6,58},{7,6,59},{8,7,122},{9,7,123}, + {10,7,124},{11,8,252},{12,9,508},{13,9,509}, +{14,10,1022},{15,10,1023}, +}; + +#endif + + +/* clang-format on */ diff --git a/lib_isar/isar_rom_post_rend.h b/lib_isar/isar_rom_post_rend.h new file mode 100644 index 0000000000000000000000000000000000000000..b046263b3c4a43c98d520b4f1d7856c2f158bfbe --- /dev/null +++ b/lib_isar/isar_rom_post_rend.h @@ -0,0 +1,69 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_ROM_POST_REND_H +#define ISAR_ROM_POST_REND_H + +#include +#include "options.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "isar_cnst.h" + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------* + * Binuaral split rendering ROM tables + *-----------------------------------------------------------------------*/ + +extern const float isar_split_rend_relative_yaw_pos_angles[SPLIT_REND_MAX_YAW_ONLY_POSES]; +extern const float isar_split_rend_relative_pitch_pos_angles[SPLIT_REND_MAX_PITCH_ONLY_POSES]; +extern const float isar_split_rend_relative_roll_pos_angles[SPLIT_REND_MAX_PITCH_ONLY_POSES]; +extern const float isar_split_rend_relative_one_axis_pos_angles[SPLIT_REND_MAX_ONE_AXIS_MD_POSES]; +extern const float isar_split_rend_relative_one_axis_pos_angles_hq[SPLIT_REND_MAX_ONE_AXIS_MD_POSES]; + +extern const float isar_split_rend_relative_yaw_pos_angles_hq[SPLIT_REND_MAX_YAW_ONLY_POSES]; +extern const float isar_split_rend_relative_pitch_pos_angles_hq[SPLIT_REND_MAX_PITCH_ONLY_POSES]; +extern const float isar_split_rend_relative_roll_pos_angles_hq[SPLIT_REND_MAX_PITCH_ONLY_POSES]; + +extern const float ivas_split_rend_relative_pos_angles[MAX_HEAD_ROT_POSES][3]; +extern const int16_t isar_split_rend_band_grouping[MAX_SPLIT_REND_MD_BANDS + 1]; +extern const int32_t isar_split_rend_huff_d_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3]; +extern const int32_t isar_split_rend_huff_pred63_consts[ISAR_SPLIT_REND_PRED_31QUANT_PNTS][3]; +extern const int32_t isar_split_rend_huff_pred31_consts[ISAR_SPLIT_REND_PRED_31QUANT_PNTS][3]; +extern const int32_t isar_split_rend_huff_roll_pred_consts[ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS][3]; +extern const int32_t isar_split_rend_huff_p_d_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3]; +extern const int32_t isar_split_rend_huff_p_d_diff_consts[ISAR_SPLIT_REND_D_QUANT_PNTS][3]; +#endif + +#endif diff --git a/lib_isar/isar_splitRend_lcld_dec.c b/lib_isar/isar_splitRend_lcld_dec.c new file mode 100644 index 0000000000000000000000000000000000000000..d34cc8482e78e9c05dae5c32ad80fb4fb91ccafe --- /dev/null +++ b/lib_isar/isar_splitRend_lcld_dec.c @@ -0,0 +1,258 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_prot.h" +#include "ivas_prot.h" +#include "prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDDecOpen() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_splitBinLCLDDecOpen( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE *hSplitBinLCLDDec, + const int32_t iSampleRate, + const int16_t iChannels, + const int16_t iNumBlocks, + const int16_t iNumIterations ) +{ + int16_t n; + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE splitBinLCLDDec; + ivas_error error; + + if ( ( splitBinLCLDDec = (ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE) malloc( sizeof( ISAR_BIN_HR_SPLIT_LCLD_DEC ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + + splitBinLCLDDec->pLcld_dec = NULL; /* place holder for CLDFB decoder handle */ + + splitBinLCLDDec->iChannels = iChannels; + + if ( ( error = CreateLCLDDecoder( &splitBinLCLDDec->psLCLDDecoder, iSampleRate, iChannels, iNumBlocks, 0 ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( ( splitBinLCLDDec->pppfDecLCLDReal = (float ***) malloc( iChannels * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( splitBinLCLDDec->pppfDecLCLDImag = (float ***) malloc( iChannels * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + + for ( n = 0; n < splitBinLCLDDec->iChannels; n++ ) + { + if ( ( splitBinLCLDDec->pppfDecLCLDReal[n] = (float **) malloc( CLDFB_NO_COL_MAX * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + if ( ( splitBinLCLDDec->pppfDecLCLDImag[n] = (float **) malloc( CLDFB_NO_COL_MAX * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD decoder Module \n" ) ); + } + } + +#ifdef CLDFB_DEBUG + splitBinLCLDDec->numFrame = 0; + char cldfbFilename[50] = "cldfb_out.bin"; + if ( ( splitBinLCLDDec->cldfbOut = fopen( cldfbFilename, "wb" ) ) == NULL ) + { + fprintf( stderr, "Error: CLDFB bitstream file %s could not be opened\n\n", cldfbFilename ); + exit( -1 ); + } + int16_t num_bands = CLDFB_NO_CHANNELS_MAX; + fwrite( &iChannels, sizeof( int16_t ), 1, splitBinLCLDDec->cldfbOut ); + fwrite( &num_bands, sizeof( int16_t ), 1, splitBinLCLDDec->cldfbOut ); +#endif + + if ( ( error = isar_splitBinRendPLCOpen( &splitBinLCLDDec->hSplitRendPLC, GetNumSubSets( splitBinLCLDDec->psLCLDDecoder ) ) ) != IVAS_ERR_OK ) + { + return error; + } + splitBinLCLDDec->iNumBlocks = iNumBlocks; + splitBinLCLDDec->iNumIterations = iNumIterations; + + *hSplitBinLCLDDec = splitBinLCLDDec; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDDecClose() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinLCLDDecClose( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE *hSplitBinLCLDDec ) +{ + int16_t n; + + if ( ( *hSplitBinLCLDDec ) != NULL ) + { + if ( ( *hSplitBinLCLDDec )->psLCLDDecoder != NULL ) + { + DeleteLCLDDecoder( ( *hSplitBinLCLDDec )->psLCLDDecoder ); + } + + for ( n = 0; n < ( *hSplitBinLCLDDec )->iChannels; n++ ) + { + free( ( *hSplitBinLCLDDec )->pppfDecLCLDReal[n] ); + free( ( *hSplitBinLCLDDec )->pppfDecLCLDImag[n] ); + } + free( ( *hSplitBinLCLDDec )->pppfDecLCLDReal ); + free( ( *hSplitBinLCLDDec )->pppfDecLCLDImag ); + +#ifdef CLDFB_DEBUG + if ( ( *hSplitBinLCLDDec )->cldfbOut != NULL ) + { + fclose( ( *hSplitBinLCLDDec )->cldfbOut ); + } +#endif + isar_splitBinRendPLCClose( &( *hSplitBinLCLDDec )->hSplitRendPLC ); + + free( *hSplitBinLCLDDec ); + *hSplitBinLCLDDec = NULL; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDDecProcess() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinLCLDDecProcess( + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE hSplitBinLCLDDec, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t bfi ) +{ + int16_t k, n; + int16_t itr; + push_wmops( "isar_splitBinLCLDDecProcess" ); + + assert( hSplitBinLCLDDec != NULL ); + assert( Cldfb_Out_Real != NULL ); + assert( Cldfb_Out_Imag != NULL ); + assert( pBits != NULL ); + +#ifdef CLDFB_DEBUG + printf( "Bytes read = %d\n", iBytesWritten ); +#endif + if ( !bfi ) + { + for ( itr = 0; itr < hSplitBinLCLDDec->iNumIterations; itr++ ) + { + /* Initialized with zeros....... */ + for ( n = 0; n < hSplitBinLCLDDec->iChannels; n++ ) + { + for ( k = 0; k < hSplitBinLCLDDec->iNumBlocks; k++ ) + { + hSplitBinLCLDDec->pppfDecLCLDReal[n][k] = Cldfb_Out_Real[n][hSplitBinLCLDDec->iNumBlocks * itr + k]; + hSplitBinLCLDDec->pppfDecLCLDImag[n][k] = Cldfb_Out_Imag[n][hSplitBinLCLDDec->iNumBlocks * itr + k]; + set_f( hSplitBinLCLDDec->pppfDecLCLDReal[n][k], 0, CLDFB_NO_CHANNELS_MAX ); + set_f( hSplitBinLCLDDec->pppfDecLCLDImag[n][k], 0, CLDFB_NO_CHANNELS_MAX ); + } + } + + DecodeLCLDFrame( hSplitBinLCLDDec->psLCLDDecoder, pBits, hSplitBinLCLDDec->pppfDecLCLDReal, hSplitBinLCLDDec->pppfDecLCLDImag ); + +#ifdef CLDFB_DEBUG + printf( "Frame Decoded = %d\n", ++hSplitBinLCLDDec->numFrame ); + int16_t writeByte = 0; + for ( k = 0; k < CLDFB_NO_COL_MAX; k++ ) + { + for ( int16_t b = 0; b < CLDFB_NO_CHANNELS_MAX; b++ ) + { + for ( n = 0; n < hSplitBinLCLDDec->iChannels; n++ ) + { + writeByte = fwrite( &hSplitBinLCLDDec->pppfDecLCLDReal[n][k][b], sizeof( float ), 1, hSplitBinLCLDDec->cldfbOut ); + if ( writeByte != 1 ) + exit( -1 ); + writeByte = fwrite( &hSplitBinLCLDDec->pppfDecLCLDImag[n][k][b], sizeof( float ), 1, hSplitBinLCLDDec->cldfbOut ); + if ( writeByte != 1 ) + exit( -1 ); + } + } + } +#endif + if ( AnyDecodingFailed( hSplitBinLCLDDec->psLCLDDecoder ) ) + { + /* continue concealing */ + isar_splitBinRendPLC( hSplitBinLCLDDec->hSplitRendPLC, Cldfb_Out_Real, Cldfb_Out_Imag, (int16_t) hSplitBinLCLDDec->iChannels, hSplitBinLCLDDec->iNumBlocks, + hSplitBinLCLDDec->iNumIterations, GetDecodingFailedStatus( hSplitBinLCLDDec->psLCLDDecoder ) ); + } + if ( AnyDecodingFailedPrev( hSplitBinLCLDDec->psLCLDDecoder ) ) + { + /* cross-fade recovered frame into good frame */ + isar_splitBinRendPLC_xf( hSplitBinLCLDDec->hSplitRendPLC, Cldfb_Out_Real, Cldfb_Out_Imag, (int16_t) hSplitBinLCLDDec->iChannels, hSplitBinLCLDDec->iNumBlocks, + hSplitBinLCLDDec->iNumIterations, GetDecodingFailedStatus( hSplitBinLCLDDec->psLCLDDecoder ), GetDecodingFailedPrevStatus( hSplitBinLCLDDec->psLCLDDecoder ) ); + } + } + } + else + { + /* set states in decoder */ + SetDecodingUnresolved( hSplitBinLCLDDec->psLCLDDecoder ); + + /* do PLC for lost split renderer frame */ + isar_splitBinRendPLC( hSplitBinLCLDDec->hSplitRendPLC, Cldfb_Out_Real, Cldfb_Out_Imag, (int16_t) hSplitBinLCLDDec->iChannels, hSplitBinLCLDDec->iNumBlocks, + hSplitBinLCLDDec->iNumIterations, GetDecodingFailedStatus( hSplitBinLCLDDec->psLCLDDecoder ) ); + } + + /* save PLC state */ + isar_splitBinRendPLCsaveState( hSplitBinLCLDDec->hSplitRendPLC, Cldfb_Out_Real, Cldfb_Out_Imag, (int16_t) hSplitBinLCLDDec->iChannels, hSplitBinLCLDDec->iNumBlocks, hSplitBinLCLDDec->iNumIterations ); + + pop_wmops(); + + return; +} +#endif diff --git a/lib_isar/isar_splitRend_lcld_enc.c b/lib_isar/isar_splitRend_lcld_enc.c new file mode 100644 index 0000000000000000000000000000000000000000..7dc10787b7950e47ef285c2c27e5a1141fb027f2 --- /dev/null +++ b/lib_isar/isar_splitRend_lcld_enc.c @@ -0,0 +1,242 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_prot.h" +#include "ivas_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDEncOpen() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_splitBinLCLDEncOpen( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE *hSplitBinLCLDEnc, + const int32_t iSampleRate, + const int16_t iChannels, + const int32_t iDataRate, + const int16_t iNumBlocks, + const int16_t iNumIterations ) +{ + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE splitBinLCLDEnc; + ivas_error error; + + if ( ( splitBinLCLDEnc = (ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE) malloc( sizeof( ISAR_BIN_HR_SPLIT_LCLD_ENC ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + splitBinLCLDEnc->pLcld_enc = NULL; /* place holder for CLDFB encoder handle*/ + + splitBinLCLDEnc->iChannels = iChannels; + if ( ( error = CreateLCLDEncoder( &( splitBinLCLDEnc->psLCLDEncoder ), iSampleRate, iChannels, iDataRate, 1, iNumBlocks, (int16_t) CLDFB_NO_COL_MAX / iNumBlocks, 0 ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( ( splitBinLCLDEnc->pppfLCLDReal = (float ***) malloc( iChannels * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( splitBinLCLDEnc->pppfLCLDImag = (float ***) malloc( iChannels * sizeof( float ** ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + + for ( int16_t n = 0; n < splitBinLCLDEnc->iChannels; n++ ) + { + if ( ( splitBinLCLDEnc->pppfLCLDReal[n] = (float **) malloc( CLDFB_NO_COL_MAX * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + if ( ( splitBinLCLDEnc->pppfLCLDImag[n] = (float **) malloc( CLDFB_NO_COL_MAX * sizeof( float * ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for LCLD encoder Module \n" ) ); + } + } + + splitBinLCLDEnc->iNumIterations = iNumIterations; + splitBinLCLDEnc->iNumBlocks = iNumBlocks; + +#ifdef CLDFB_DEBUG + splitBinLCLDEnc->numFrame = 0; + char cldfbFilename[50] = "cldfb_in_ref.qmf"; + if ( ( splitBinLCLDEnc->cldfbIn = fopen( cldfbFilename, "rb" ) ) == NULL ) + { + fprintf( stderr, "Error: CLDFB bitstream file %s could not be opened\n\n", cldfbFilename ); + exit( -1 ); + } + int16_t chan, band; + fread( &chan, sizeof( int16_t ), 1, splitBinLCLDEnc->cldfbIn ); + fread( &band, sizeof( int16_t ), 1, splitBinLCLDEnc->cldfbIn ); +#endif + + *hSplitBinLCLDEnc = splitBinLCLDEnc; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDEncClose() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinLCLDEncClose( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE *hSplitBinLCLDEnc ) +{ + if ( ( *hSplitBinLCLDEnc ) != NULL ) + { + DeleteLCLDEncoder( ( *hSplitBinLCLDEnc )->psLCLDEncoder ); + + for ( int16_t n = 0; n < ( *hSplitBinLCLDEnc )->iChannels; n++ ) + { + free( ( *hSplitBinLCLDEnc )->pppfLCLDReal[n] ); + free( ( *hSplitBinLCLDEnc )->pppfLCLDImag[n] ); + } + free( ( *hSplitBinLCLDEnc )->pppfLCLDReal ); + free( ( *hSplitBinLCLDEnc )->pppfLCLDImag ); + +#ifdef CLDFB_DEBUG + if ( ( *hSplitBinLCLDEnc )->cldfbIn != NULL ) + { + fclose( ( *hSplitBinLCLDEnc )->cldfbIn ); + } +#endif + + free( *hSplitBinLCLDEnc ); + *hSplitBinLCLDEnc = NULL; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinLCLDEncProcess() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinLCLDEncProcess( + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE hSplitBinLCLDEnc, + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int32_t available_bits, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int32_t iBitsWritten, itr, available_bits_itr, rem_itr, available_bits_local; + push_wmops( "isar_splitBinLCLDEncProcess" ); + + assert( hSplitBinLCLDEnc != NULL ); + assert( Cldfb_In_Real != NULL ); + assert( Cldfb_In_Imag != NULL ); + assert( pBits != NULL ); + + available_bits_local = available_bits; + /* A conversion is needed for the 3d pointer interface here ........ */ + for ( itr = 0; itr < hSplitBinLCLDEnc->iNumIterations; itr++ ) + { + + rem_itr = hSplitBinLCLDEnc->iNumIterations - itr; + available_bits_itr = available_bits_local / rem_itr; + + for ( int32_t n = 0; n < hSplitBinLCLDEnc->iChannels; n++ ) + { + for ( int32_t k = 0; k < hSplitBinLCLDEnc->iNumBlocks; k++ ) + { + hSplitBinLCLDEnc->pppfLCLDReal[n][k] = Cldfb_In_Real[n][hSplitBinLCLDEnc->iNumBlocks * itr + k]; + hSplitBinLCLDEnc->pppfLCLDImag[n][k] = Cldfb_In_Imag[n][hSplitBinLCLDEnc->iNumBlocks * itr + k]; + } + } + +#ifdef CLDFB_DEBUG + int16_t readByte = 0; + for ( int16_t k = 0; k < hSplitBinLCLDEnc->iNumBlocks; k++ ) + { + for ( int16_t b = 0; b < CLDFB_NO_CHANNELS_MAX; b++ ) + { + for ( int16_t n = 0; n < hSplitBinLCLDEnc->iChannels; n++ ) + { + readByte = fread( &hSplitBinLCLDEnc->pppfLCLDReal[n][k][b], sizeof( float ), 1, hSplitBinLCLDEnc->cldfbIn ); + if ( readByte != 1 ) + break; + readByte = fread( &hSplitBinLCLDEnc->pppfLCLDReal[n][k][b], sizeof( float ), 1, hSplitBinLCLDEnc->cldfbIn ); + } + } + } + + if ( readByte == 1 ) + { + printf( "Frame Read = %d\n", ++hSplitBinLCLDEnc->numFrame ); + } + else + { + printf( "Writing zeroes...\n" ); + for ( int16_T k = 0; k < hSplitBinLCLDEnc->iNumBlocks; k++ ) + { + for ( int16_t b = 0; b < CLDFB_NO_CHANNELS_MAX; b++ ) + { + for ( int16_t n = 0; n < hSplitBinLCLDEnc->iChannels; n++ ) + { + hSplitBinLCLDEnc->pppfLCLDReal[n][k][b] = 0.f; + hSplitBinLCLDEnc->pppfLCLDImag[n][k][b] = 0.f; + } + } + } + } +#endif + EncodeLCLDFrame( hSplitBinLCLDEnc->psLCLDEncoder, hSplitBinLCLDEnc->pppfLCLDReal, hSplitBinLCLDEnc->pppfLCLDImag, &iBitsWritten, available_bits_itr, pBits ); + + available_bits_local -= iBitsWritten; +#ifdef DEBUGGING + assert( available_bits_local >= 0 ); +#endif + +#ifdef CLDFB_DEBUG + printf( "Bits written = %d\n", iBitsWritten ); +#endif + } + pop_wmops(); + + return; +} +#endif diff --git a/lib_isar/isar_splitRendererPLC.c b/lib_isar/isar_splitRendererPLC.c new file mode 100644 index 0000000000000000000000000000000000000000..515d67188904808e46b3b7a79d60c95f349cc266 --- /dev/null +++ b/lib_isar/isar_splitRendererPLC.c @@ -0,0 +1,543 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "ivas_prot.h" +#include "prot.h" +#include "ivas_cnst.h" +#include "isar_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------- + * Local constants + *------------------------------------------------------------------------*/ + +#define START_VAL_AVG_LEN 2 +#define SR_PLC_FADE_START 10 /* start fading at this number of bad frames in row */ +#define SR_PLC_MUTE 30 /* Total mute at this number of bad frames in row */ +#define SR_PLC_FADE_DEGREE -3 /* fading degree per frame in dB */ +#define SRHO_THRESH ( 2.f / 3.f * 0.1f ) +#define STH_THRESH ( 2.f / 3.f * PI2 / 12 ) + + +/*------------------------------------------------------------------------- + * Function adaptive_polar_ext_plc() + * + * + *------------------------------------------------------------------------*/ + +static void adaptive_polar_ext_plc( + const float *prev_real, + const float *prev_imag, + float *rec_real, + float *rec_imag, + float xf_alp[CLDFB_PLC_XF], + float xf_bet[CLDFB_PLC_XF], + const int16_t iNumCols ) +{ + float uth[CLDFB_NO_COL_MAX], uthu[CLDFB_NO_COL_MAX], urh[CLDFB_NO_COL_MAX]; + float ph_adj, ph_diff, ph_adj_t, quot, drho, srho, diff, dth, sth, fac_real, fac_imag; + float Ruu_real[2], Ruu_imag[2]; + float start_real, start_imag, abs_fac, abs_fac_powj, comp_fac, fac_powj_real, fac_powj_imag, temp, abs2inv; + float fac_ph_real, fac_ph_imag, rat_real, rat_imag, abs_temp; + int32_t k, j; + + /* reset of accumulators */ + ph_adj = 0.0f; + drho = 0.0f; + srho = 0.0f; + dth = 0.0f; + sth = 0.0f; + + /* calculate per-sample phase and magnitude evolution in preceding frame */ + for ( k = 0; k < iNumCols; k++ ) + { + urh[k] = sqrtf( prev_imag[k] * prev_imag[k] + prev_real[k] * prev_real[k] ); + if ( urh[k] < EPSILON ) + { + /* zero encountered */ + break; + } + uth[k] = atan2f( prev_imag[k], prev_real[k] ); + + /* phase unwrap */ + if ( k == 0 ) + { + uthu[0] = uth[0]; + } + else + { + /* phase unwrap */ + ph_diff = uth[k] - uth[k - 1]; + uthu[k] = uth[k]; + if ( fabsf( ph_diff ) >= PI2 / 2 ) + { + ph_adj_t = ph_diff / PI2; + if ( fabsf( ph_adj_t - truncf( ph_adj_t ) ) == 0.5f ) + { + ph_adj_t = truncf( ph_adj_t ); + } + ph_adj = -PI2 * roundf( ph_adj_t ) + ph_adj; + } + uthu[k] += ph_adj; + /* unwrapped phase in uthu */ + + /* mean and stdev of per-sample magnitude ratios */ + quot = urh[k] / urh[k - 1]; + drho += quot; + srho += SQR( quot ); + /* mean and stdev of per-sample phase differences */ + diff = uthu[k] - uthu[k - 1]; /* the mean value calculation could be optimized */ + dth += diff; + sth += SQR( diff ); + } + } + + if ( k == iNumCols ) + { + /* mean and stdev of per-sample magnitude ratios */ + drho *= 1.0f / ( iNumCols - 1 ); + temp = srho - ( iNumCols - 1 ) * SQR( drho ); + if ( temp > 0 ) + { + srho = sqrtf( temp * ( 1.0f / ( iNumCols - 2 ) ) ); + } + else + { + srho = 0.0f; + } + + /* mean and stdev of per-sample phase differences */ + dth *= 1.0f / ( iNumCols - 1 ); + temp = sth - ( iNumCols - 1 ) * SQR( dth ); + if ( temp > 0 ) + { + sth = sqrtf( temp * ( 1.0f / ( iNumCols - 2 ) ) ); + } + else + { + sth = 0.0f; + } + + /* do phase extension only if the std deviations are small */ + if ( ( srho < SRHO_THRESH ) || ( sth < STH_THRESH ) ) + { + /* calculate complex evolution factor */ + fac_ph_real = cosf( dth ); + fac_ph_imag = sinf( dth ); + fac_real = min( 1, drho ) * fac_ph_real; + fac_imag = min( 1, drho ) * fac_ph_imag; + + /* Calculate start value for evolution from last samples of previous frame */ + fac_powj_real = fac_real; + fac_powj_imag = fac_imag; + start_real = prev_real[iNumCols - 1]; + start_imag = prev_imag[iNumCols - 1]; + for ( j = 1; j < START_VAL_AVG_LEN; j++ ) + { + start_real += fac_powj_real * prev_real[iNumCols - j - 1] - fac_powj_imag * prev_imag[iNumCols - j - 1]; + start_imag += fac_powj_imag * prev_real[iNumCols - j - 1] + fac_powj_real * prev_imag[iNumCols - j - 1]; + temp = fac_powj_real * fac_real - fac_powj_imag * fac_imag; + fac_powj_imag = fac_powj_imag * fac_real + fac_powj_real * fac_imag; + fac_powj_real = temp; + } + start_real *= 1.0f / START_VAL_AVG_LEN; + start_imag *= 1.0f / START_VAL_AVG_LEN; + + /* make evolution less static: apply per samples differences as in preceding frame */ + rat_real = ( prev_real[1] * prev_real[0] + prev_imag[1] * prev_imag[0] ); + rat_imag = ( -prev_real[1] * prev_imag[0] + prev_imag[1] * prev_real[0] ); + + /* only phase perturbation */ + abs_temp = sqrtf( SQR( rat_real ) + SQR( rat_imag ) ); + abs2inv = min( 1, drho ) / max( EPSILON, abs_temp ); + rat_real *= abs2inv; + rat_imag *= abs2inv; + + /* apply complex evolution for first substitution sample */ + rec_real[0] = rat_real * start_real - rat_imag * start_imag; + rec_imag[0] = rat_imag * start_real + rat_real * start_imag; + for ( j = 2; j < iNumCols; j++ ) + { + /* make evolution less static: apply per samples differences as in preceding frame */ + rat_real = ( prev_real[j] * prev_real[j - 1] + prev_imag[j] * prev_imag[j - 1] ); + rat_imag = ( -prev_real[j] * prev_imag[j - 1] + prev_imag[j] * prev_real[j - 1] ); + + /* only phase perturbation */ + abs_temp = sqrtf( SQR( rat_real ) + SQR( rat_imag ) ); + abs2inv = min( 1, drho ) / max( EPSILON, abs_temp ); + + rat_real *= abs2inv; + rat_imag *= abs2inv; + /* apply complex evolution for further substitution samples */ + rec_real[j - 1] = rat_real * rec_real[j - 2] - rat_imag * rec_imag[j - 2]; + rec_imag[j - 1] = rat_imag * rec_real[j - 2] + rat_real * rec_imag[j - 2]; + } + + /* do the same for samples of crossfade region */ + for ( j = 1; j < CLDFB_PLC_XF + 2; j++ ) + { + rat_real = ( prev_real[j] * prev_real[j - 1] + prev_imag[j] * prev_imag[j - 1] ); + rat_imag = ( -prev_real[j] * prev_imag[j - 1] + prev_imag[j] * prev_real[j - 1] ); + + abs_temp = sqrtf( SQR( rat_real ) + SQR( rat_imag ) ); + abs2inv = min( 1, drho ) / max( EPSILON, abs_temp ); + + rat_real *= abs2inv; + rat_imag *= abs2inv; + rec_real[j + iNumCols - 2] = rat_real * rec_real[j + iNumCols - 3] - rat_imag * rec_imag[j + iNumCols - 3]; + rec_imag[j + iNumCols - 2] = rat_imag * rec_real[j + iNumCols - 3] + rat_real * rec_imag[j + iNumCols - 3]; + } + + + /* apply crossfade */ + for ( j = 0; j < CLDFB_PLC_XF; j++ ) + { + rec_real[iNumCols + j] *= xf_alp[j]; + rec_imag[iNumCols + j] *= xf_alp[j]; + xf_bet[j] = 1 - xf_alp[j]; + } + } + else + { + /* do complex lpc combined with frame repetition */ + Ruu_real[0] = SQR( prev_real[0] ) + SQR( prev_imag[0] ); + Ruu_real[1] = 0; + Ruu_imag[1] = 0; + for ( j = 1; j < iNumCols; j++ ) + { + Ruu_real[0] += SQR( prev_real[j] ) + SQR( prev_imag[j] ); + Ruu_real[1] += prev_real[j] * prev_real[j - 1] + prev_imag[j] * prev_imag[j - 1]; + Ruu_imag[1] += prev_imag[j] * prev_real[j - 1] - prev_real[j] * prev_imag[j - 1]; + } + if ( Ruu_real[0] > EPSILON ) + { + /* prediction coefficient */ + fac_real = Ruu_real[1] / Ruu_real[0]; + fac_imag = Ruu_imag[1] / Ruu_real[0]; + } + else + { + fac_real = 0; + fac_imag = 0; + } + + /* apply prediction using last sample of preceding frame as start value and combine with previous frame samples */ + fac_powj_real = fac_real; + fac_powj_imag = fac_imag; + abs_fac = sqrtf( SQR( fac_real ) + SQR( fac_imag ) ); + abs_fac_powj = abs_fac; + for ( j = 0; j < iNumCols; j++ ) + { + comp_fac = 1 - abs_fac_powj; + rec_real[j] = prev_real[iNumCols - 1] * fac_powj_real - prev_imag[iNumCols - 1] * fac_powj_imag + + prev_real[j] * comp_fac; + rec_imag[j] = prev_real[iNumCols - 1] * fac_powj_imag + prev_imag[iNumCols - 1] * fac_powj_real + + prev_imag[j] * comp_fac; + abs_fac_powj = abs_fac_powj * abs_fac; + temp = fac_powj_real * fac_real - fac_powj_imag * fac_imag; + fac_powj_imag = fac_powj_real * fac_imag + fac_powj_imag * fac_real; + fac_powj_real = temp; + } + + /* prepare XF to next frame using prediction */ + fac_powj_real = fac_real; + fac_powj_imag = fac_imag; + abs_fac_powj = abs_fac; + for ( j = 0; j < CLDFB_PLC_XF; j++ ) + { + xf_bet[j] = 1 - abs_fac_powj; + rec_real[j + iNumCols] = rec_real[iNumCols - 1] * fac_powj_real - rec_imag[iNumCols - 1] * fac_powj_imag; + rec_imag[j + iNumCols] = rec_real[iNumCols - 1] * fac_powj_imag + rec_imag[iNumCols - 1] * fac_powj_real; + abs_fac_powj = abs_fac_powj * abs_fac; + temp = fac_powj_real * fac_real - fac_powj_imag * fac_imag; + fac_powj_imag = fac_powj_real * fac_imag + fac_powj_imag * fac_real; + fac_powj_real = temp; + } + } + } + else + { + for ( j = 0; j < iNumCols; j++ ) + { + rec_real[j] = prev_real[j]; + rec_imag[j] = prev_imag[j]; + } + for ( j = 0; j < CLDFB_PLC_XF; j++ ) + { + xf_bet[j] = 1; + rec_real[j + iNumCols] = 0; + rec_imag[j + iNumCols] = 0; + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinRendPLCOpen() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_splitBinRendPLCOpen( + ISAR_SPLIT_REND_PLC_HANDLE *phSplitRendPLC, + const int16_t iNumSubSets ) +{ + ivas_error error; + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC; + + error = IVAS_ERR_OK; + if ( ( hSplitRendPLC = (ISAR_SPLIT_REND_PLC_HANDLE) malloc( sizeof( SPLIT_REND_PLC_STRUCT ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for bin split renderer PLC Module \n" ) ); + } + + hSplitRendPLC->prev_bfi = 0; + hSplitRendPLC->bf_count = 0; + hSplitRendPLC->iNumSubSets = iNumSubSets; + set_zero( &hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[0][0][0], 2 * ( CLDFB_NO_COL_MAX + CLDFB_PLC_XF ) * CLDFB_NO_CHANNELS_MAX ); + set_zero( &hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[0][0][0], 2 * ( CLDFB_NO_COL_MAX + CLDFB_PLC_XF ) * CLDFB_NO_CHANNELS_MAX ); + *phSplitRendPLC = hSplitRendPLC; + + return error; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinRendPLCClose() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinRendPLCClose( + ISAR_SPLIT_REND_PLC_HANDLE *phSplitRendPLC ) +{ + if ( ( *phSplitRendPLC ) != NULL ) + { + free( ( *phSplitRendPLC ) ); + ( *phSplitRendPLC ) = NULL; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinRendPLCsaveState() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinRendPLCsaveState( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations ) +{ + int16_t k, n; + + /* Save Cldfb frame */ + for ( k = 0; k < ( iNumBlocks * iNumIterations ); k++ ) + { + for ( n = 0; n < num_chs; n++ ) + { + mvr2r( &Cldfb_RealBuffer_Binaural[n][k][0], &hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[n][k][0], CLDFB_NO_CHANNELS_MAX ); + mvr2r( &Cldfb_ImagBuffer_Binaural[n][k][0], &hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[n][k][0], CLDFB_NO_CHANNELS_MAX ); + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinRendPLC_xf() + * + * Cross-fade of preceding bad frame into good frame + *------------------------------------------------------------------------*/ + +void isar_splitBinRendPLC_xf( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations, + int32_t **ppiDecodingFailed, + int32_t **ppiDecodingFailedPrev ) +{ + int16_t n, i, k; + + /* Indicate that next transition will be from a good frame */ + hSplitRendPLC->prev_bfi = 0; + + /* Reset bf conter */ + hSplitRendPLC->bf_count = 0; + + + /* Do the cross fade */ + for ( n = 0; n < num_chs; n++ ) + { + for ( i = 0; i < CLDFB_NO_CHANNELS_MAX; i++ ) + { + int16_t iSubSet = i % hSplitRendPLC->iNumSubSets; + if ( ppiDecodingFailedPrev[n][iSubSet] == 1 && ppiDecodingFailed[n][iSubSet] == 0 ) + { + for ( k = 0; k < CLDFB_PLC_XF; k++ ) + { + Cldfb_RealBuffer_Binaural[n][k][i] = hSplitRendPLC->CldfbPLC_state.xf_bet[n][i][k] * Cldfb_RealBuffer_Binaural[n][k][i] + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[n][k + ( iNumBlocks * iNumIterations )][i]; + Cldfb_ImagBuffer_Binaural[n][k][i] = hSplitRendPLC->CldfbPLC_state.xf_bet[n][i][k] * Cldfb_ImagBuffer_Binaural[n][k][i] + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[n][k + ( iNumBlocks * iNumIterations )][i]; + } + } + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinRendPLC() + * + * Conceal bad frame + *------------------------------------------------------------------------*/ + +void isar_splitBinRendPLC( + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC, + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t num_chs, + const int16_t iNumBlocks, + const int16_t iNumIterations, + int32_t **ppiDecodingFailed ) +{ + int32_t i, n, k; + float fade_fac; + float prev_real[CLDFB_NO_COL_MAX], prev_imag[CLDFB_NO_COL_MAX], rec_real[CLDFB_NO_COL_MAX + CLDFB_PLC_XF], rec_imag[CLDFB_NO_COL_MAX + CLDFB_PLC_XF]; + float xf_alp[CLDFB_PLC_XF]; + int16_t iNumCols, fade_start_cntr, mute_cntr, fade_val; + + iNumCols = iNumBlocks * iNumIterations; + + /* Indicate that next transition will be from a bad frame */ + hSplitRendPLC->prev_bfi = 1; + + for ( i = 0; i < CLDFB_PLC_XF; i++ ) + { + xf_alp[i] = 1.0f - ( i + 1.0f ) / ( CLDFB_PLC_XF + 1.0f ); + } + + for ( n = 0; n < num_chs; n++ ) + { + for ( i = 0; i < CLDFB_NO_CHANNELS_MAX; i++ ) + { + int32_t iSubSet = i % hSplitRendPLC->iNumSubSets; + for ( k = 0; k < iNumCols; k++ ) + { + prev_real[k] = hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[n][k][i]; + prev_imag[k] = hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[n][k][i]; + } + + adaptive_polar_ext_plc( prev_real, prev_imag, rec_real, rec_imag, + xf_alp, hSplitRendPLC->CldfbPLC_state.xf_bet[n][i], + iNumCols ); + + for ( k = 0; k < iNumCols; k++ ) + { + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[n][k][i] = rec_real[k]; + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[n][k][i] = rec_imag[k]; + + if ( ppiDecodingFailed[n][iSubSet] == 1 ) + { /* only then copy to output */ + Cldfb_RealBuffer_Binaural[n][k][i] = rec_real[k]; + Cldfb_ImagBuffer_Binaural[n][k][i] = rec_imag[k]; + } + } + + for ( k = iNumCols; k < iNumCols + CLDFB_PLC_XF; k++ ) + { + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinReal[n][k][i] = rec_real[k]; + hSplitRendPLC->CldfbPLC_state.Cldfb_Prev_BinImag[n][k][i] = rec_imag[k]; + } + } + } + + + /* Check bf counter */ + fade_start_cntr = SR_PLC_FADE_START * CLDFB_NO_COL_MAX / iNumCols; + mute_cntr = SR_PLC_MUTE * CLDFB_NO_COL_MAX / iNumCols; + + if ( hSplitRendPLC->bf_count++ >= fade_start_cntr ) + { + if ( hSplitRendPLC->bf_count < mute_cntr ) + { + fade_val = ( ( hSplitRendPLC->bf_count - fade_start_cntr ) * iNumCols ) / CLDFB_NO_COL_MAX; + fade_fac = powf( 10, fade_val * SR_PLC_FADE_DEGREE / 20.0f ); + + for ( n = 0; n < num_chs; n++ ) + { + for ( k = 0; k < iNumCols; k++ ) + { + v_multc( &Cldfb_RealBuffer_Binaural[n][k][0], fade_fac, &Cldfb_RealBuffer_Binaural[n][k][0], (int16_t) CLDFB_NO_CHANNELS_MAX ); + v_multc( &Cldfb_ImagBuffer_Binaural[n][k][0], fade_fac, &Cldfb_ImagBuffer_Binaural[n][k][0], (int16_t) CLDFB_NO_CHANNELS_MAX ); + } + } + } + else + { + for ( n = 0; n < num_chs; n++ ) + { + for ( k = 0; k < iNumCols; k++ ) + { + set_zero( &Cldfb_RealBuffer_Binaural[n][k][0], (int16_t) CLDFB_NO_CHANNELS_MAX ); + set_zero( &Cldfb_ImagBuffer_Binaural[n][k][0], (int16_t) CLDFB_NO_CHANNELS_MAX ); + } + } + hSplitRendPLC->bf_count = mute_cntr; + } + } + + return; +} + +#endif diff --git a/lib_isar/isar_splitRendererPost.c b/lib_isar/isar_splitRendererPost.c new file mode 100644 index 0000000000000000000000000000000000000000..c4d7a20d329edd94f052b2e8a9ea70cfbae06b4e --- /dev/null +++ b/lib_isar/isar_splitRendererPost.c @@ -0,0 +1,1910 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG +#include +#endif +#include "ivas_prot.h" +#include "prot.h" +#include "isar_rom_post_rend.h" +#include "isar_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + +/*---------------------------------------------------------------------* + * Local function declarations + *---------------------------------------------------------------------*/ + +static void isar_SplitRenderer_PostRenderer( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinPostRenderer, /* i/o: binaural renderer handle */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_RealBuffer_Ref_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i/o : Reference/out Binaural signals */ + float Cldfb_ImagBuffer_Ref_Binaural[][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i/o : Reference/out Binaural signals */ + const IVAS_QUATERNION Quaternion_act ); + + +/*------------------------------------------------------------------------- + * isar_splitBinPostRendOpen() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_splitBinPostRendOpen( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE *hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs ) +{ + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinRend; + ivas_error error; + int16_t ch; + + if ( ( hBinRend = (ISAR_BIN_HR_SPLIT_POST_REND_HANDLE) malloc( sizeof( ISAR_BIN_HR_SPLIT_POST_REND ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for bin split post renderer Module \n" ) ); + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hBinRend->cldfbSyn[ch] = NULL; + hBinRend->cldfbAna[ch] = NULL; + } +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( int16_t i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hBinRend->cldfbSynReconsBinDec[i][ch] = NULL; + } + } +#endif + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( error = openCldfb( &( hBinRend->cldfbSyn[ch] ), CLDFB_SYNTHESIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + if ( ( error = openCldfb( &( hBinRend->cldfbAna[ch] ), CLDFB_ANALYSIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( int16_t i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( error = openCldfb( &( hBinRend->cldfbSynReconsBinDec[i][ch] ), CLDFB_SYNTHESIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } +#endif + hBinRend->cf_flag = 0; + set_fix_rotation_mat( hBinRend->fix_pos_rot_mat, pMultiBinPoseData ); + set_pose_types( hBinRend->pose_type, pMultiBinPoseData ); + isar_split_rend_init_huff_cfg( &hBinRend->huff_cfg ); + *hBinHrSplitPostRend = hBinRend; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * isar_splitBinPostRendClose() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinPostRendClose( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE *hBinHrSplitPostRend ) +{ + int16_t ch; + + if ( ( *hBinHrSplitPostRend ) != NULL ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( *hBinHrSplitPostRend )->cldfbSyn[ch] != NULL ) + { + deleteCldfb( &( ( *hBinHrSplitPostRend )->cldfbSyn[ch] ) ); + ( *hBinHrSplitPostRend )->cldfbSyn[ch] = NULL; + } + if ( ( *hBinHrSplitPostRend )->cldfbAna[ch] != NULL ) + { + deleteCldfb( &( ( *hBinHrSplitPostRend )->cldfbAna[ch] ) ); + ( *hBinHrSplitPostRend )->cldfbAna[ch] = NULL; + } + } +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( int16_t i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( *hBinHrSplitPostRend )->cldfbSynReconsBinDec[i][ch] != NULL ) + { + deleteCldfb( &( ( *hBinHrSplitPostRend )->cldfbSynReconsBinDec[i][ch] ) ); + ( *hBinHrSplitPostRend )->cldfbSynReconsBinDec[i][ch] = NULL; + } + } + } +#endif + + free( ( *hBinHrSplitPostRend ) ); + ( *hBinHrSplitPostRend ) = NULL; + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_split_rend_huffman_decode_opt() + * + * + *-----------------------------------------------------------------------------------------*/ + +static int16_t isar_split_rend_huffman_decode_opt( + isar_split_rend_huffman_cfg_t *huff_cfg, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int16_t *idx_trav_list ) +{ + int32_t i, ind, code, num_bits, code_b, num_bits_read; + const int32_t *codebook; + + codebook = huff_cfg->codebook; + num_bits_read = 0; + ind = huff_cfg->codebook[0] - 1; + code = 0; + for ( i = 0; i < huff_cfg->sym_len; i++ ) + { + codebook = codebook + idx_trav_list[i] * 3; + num_bits = codebook[1]; + code_b = codebook[2]; + num_bits_read = num_bits - num_bits_read; + code = code << num_bits_read; + if ( num_bits_read > 0 ) + { + code |= ISAR_SPLIT_REND_BITStream_read_int32( pBits, num_bits_read ); + } + + if ( code == code_b ) + { + ind = codebook[0]; + break; + } + + num_bits_read = num_bits; + codebook = huff_cfg->codebook; + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + assert( ind >= huff_cfg->codebook[0] ); +#endif + return (int16_t) ind; +} + +/*-----------------------------------------------------------------------------------------* + * Function isar_split_rend_unquant_md() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void isar_split_rend_unquant_md( + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd, + ISAR_SPLIT_REND_POSE_TYPE pose_type, + const int16_t real_only, + float fix_pos_rot_mat[][BINAURAL_CHANNELS], + const float pred_quant_step ) +{ + int16_t ch1, ch2; + int16_t gd_idx_min; + + if ( pose_type == PRED_ONLY || pose_type == PRED_ROLL_ONLY ) + { + float quantstep; + + quantstep = pred_quant_step; +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re_idx[ch1][ch2] * quantstep; + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re[ch1][ch2] + fix_pos_rot_mat[ch1][ch2]; + } + } +#endif + if ( real_only ) + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re_idx[ch1][ch2] * quantstep; + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re[ch1][ch2] + ( ( ch1 == ch2 ) ? 1.0f : 0.0f ); + } + } +#endif + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + hMd->pred_mat_im[ch1][ch2] = 0.0f; + } + } + } + else + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re_idx[ch1][ch2] * quantstep; + hMd->pred_mat_re[ch1][ch2] = hMd->pred_mat_re[ch1][ch2] + fix_pos_rot_mat[ch1][ch2]; + } + } +#endif + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + hMd->pred_mat_im[ch1][ch2] = hMd->pred_mat_im_idx[ch1][ch2] * quantstep; + } + } + } + } + else if ( pose_type == COM_GAIN_ONLY ) + { + gd_idx_min = (int16_t) roundf( ISAR_SPLIT_REND_D_1BYQ_STEP * ISAR_SPLIT_REND_D_MIN_VAL ); + hMd->gd_idx += gd_idx_min; + hMd->gd = hMd->gd_idx * ISAR_SPLIT_REND_D_Q_STEP; + } + else if ( pose_type == LR_GAIN_ONLY ) + { + gd_idx_min = (int16_t) roundf( ISAR_SPLIT_REND_PITCH_G_1BYQ_STEP * ISAR_SPLIT_REND_PITCH_G_MIN_VAL ); + hMd->gd_idx += gd_idx_min; + hMd->gd = hMd->gd_idx * ISAR_SPLIT_REND_PITCH_G_Q_STEP; + + hMd->gd2_idx += gd_idx_min; + hMd->gd2 = hMd->gd2_idx * ISAR_SPLIT_REND_PITCH_G_Q_STEP; + } + else + { + hMd->gd = 0.0f; + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_splitBinPostRendMdBase2Dec() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void isar_splitBinPostRendMdBase2Dec( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int16_t num_subframes, + const int16_t pred_real_bands_yaw, + const int16_t pred_imag_bands_yaw, + const int16_t pred_quant_pnts_yaw, + const int16_t d_bands_yaw, + const int16_t bands_pitch, + const int16_t pred_real_bands_roll, + const int16_t pred_imag_bands_roll ) +{ + int16_t sf_idx, pos_idx, b, ch1, ch2; + int16_t min_pred_idx, min_gd_idx, min_p_gd_idx, pred_code_len, gd_code_len, p_gd_code_len; + int16_t min_pred_roll_idx, pred_roll_code_len; + int16_t pred_cb_idx; + int16_t code; + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg; + + pHuff_cfg = &hBinHrSplitPostRend->huff_cfg; + + if ( pred_quant_pnts_yaw == ISAR_SPLIT_REND_PRED_63QUANT_PNTS ) + { + pred_cb_idx = 1; + } + else + { + pred_cb_idx = 0; + } + min_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[0]; + min_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[0]; + min_gd_idx = (int16_t) pHuff_cfg->gd.codebook[0]; + min_p_gd_idx = (int16_t) pHuff_cfg->p_gd.codebook[0]; + pred_code_len = pHuff_cfg->pred_base2_code_len[pred_cb_idx]; + pred_roll_code_len = pHuff_cfg->pred_roll_base2_code_len; + gd_code_len = pHuff_cfg->gd_base2_code_len; + p_gd_code_len = pHuff_cfg->p_gd_base2_code_len; + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPostRend->pose_type[pos_idx] == ANY_YAW ) + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_code_len ); + hMd->pred_mat_re_idx[ch1][ch2] = code + min_pred_idx; + } + } + } + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_code_len ); + hMd->pred_mat_im_idx[ch1][ch2] = code + min_pred_idx; + } + } + } +#else + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_code_len ); + hMd->pred_mat_re_idx[ch1][ch2] = code + min_pred_idx; + } + } + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_code_len ); + hMd->pred_mat_im_idx[ch1][ch2] = code + min_pred_idx; + } + } + } + + for ( ; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_code_len ); + hMd->pred_mat_re_idx[ch1][ch1] = code + min_pred_idx; + } + hMd->pred_mat_re_idx[0][1] = 0; + hMd->pred_mat_re_idx[1][0] = 0; + } +#endif + for ( b = 0; b < d_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, gd_code_len ); + hMd->gd_idx = code + min_gd_idx; + } + } + else if ( hBinHrSplitPostRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, p_gd_code_len ); + hMd->gd_idx = code + min_p_gd_idx; + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, p_gd_code_len ); + hMd->gd2_idx = code + min_p_gd_idx; + } + } + else + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_roll_code_len ); + hMd->pred_mat_re_idx[ch1][ch2] = code + min_pred_roll_idx; + } + } + } + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_roll_code_len ); + hMd->pred_mat_im_idx[ch1][ch2] = code + min_pred_roll_idx; + } + } + } +#else + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_roll_code_len ); + hMd->pred_mat_re_idx[ch1][ch2] = code + min_pred_roll_idx; + } + } + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_roll_code_len ); + hMd->pred_mat_im_idx[ch1][ch2] = code + min_pred_roll_idx; + } + } + } + + for ( ; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, pred_roll_code_len ); + hMd->pred_mat_re_idx[ch1][ch1] = code + min_pred_roll_idx; + } + hMd->pred_mat_re_idx[0][1] = 0; + hMd->pred_mat_re_idx[1][0] = 0; + } +#endif + } + } + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_splitBinPostRendMdHuffDec() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void isar_splitBinPostRendMdHuffDec( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int16_t num_subframes, + const int16_t pred_real_bands_yaw, + const int16_t pred_imag_bands_yaw, + const int16_t pred_quant_pnts_yaw, + const int16_t d_bands_yaw, + const int16_t bands_pitch, + const int16_t pred_real_bands_roll, + const int16_t pred_imag_bands_roll ) +{ + int16_t pos_idx, b, sf_idx; + int16_t ch1, ch2; + int16_t sym_adj_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t min_pred_idx, max_pred_idx; + int16_t min_pred_roll_idx, max_pred_roll_idx, pred_cb_idx; + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg; + + pHuff_cfg = &hBinHrSplitPostRend->huff_cfg; + + if ( pred_quant_pnts_yaw == ISAR_SPLIT_REND_PRED_63QUANT_PNTS ) + { + pred_cb_idx = 1; + } + else + { + pred_cb_idx = 0; + } + min_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[0]; + max_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[( pred_quant_pnts_yaw - 1 ) * 3]; + + min_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[0]; + max_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[( ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS - 1 ) * 3]; + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPostRend->pose_type[pos_idx] == ANY_YAW ) + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred[pred_cb_idx], pBits, pHuff_cfg->pred_idx_trav[pred_cb_idx] ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, 1, min_pred_idx, max_pred_idx ); + } + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred[pred_cb_idx], pBits, pHuff_cfg->pred_idx_trav[pred_cb_idx] ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_im_idx, -1, min_pred_idx, max_pred_idx ); + } +#else + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred[pred_cb_idx], pBits, pHuff_cfg->pred_idx_trav[pred_cb_idx] ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, 1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred[pred_cb_idx], pBits, pHuff_cfg->pred_idx_trav[pred_cb_idx] ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_im_idx, -1, min_pred_idx, max_pred_idx ); + } + for ( ; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + sym_adj_idx[ch1][ch1] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred[pred_cb_idx], pBits, pHuff_cfg->pred_idx_trav[pred_cb_idx] ); + } + sym_adj_idx[1][0] = 0; + sym_adj_idx[0][1] = 0; + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, -1, min_pred_idx, max_pred_idx ); + } +#endif + for ( b = 0; b < d_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + hMd->gd_idx = isar_split_rend_huffman_decode_opt( &pHuff_cfg->gd, pBits, pHuff_cfg->gd_idx_trav ); + } + } + else if ( hBinHrSplitPostRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + hMd->gd_idx = isar_split_rend_huffman_decode_opt( &pHuff_cfg->p_gd, pBits, pHuff_cfg->p_gd_idx_trav ); + + hMd->gd2_idx = isar_split_rend_huffman_decode_opt( &pHuff_cfg->p_gd, pBits, pHuff_cfg->p_gd_idx_trav ); + } + } + else + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred_roll, pBits, pHuff_cfg->pred_roll_idx_trav ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, 1, min_pred_roll_idx, max_pred_roll_idx ); + } + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred_roll, pBits, pHuff_cfg->pred_roll_idx_trav ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_im_idx, -1, min_pred_roll_idx, max_pred_roll_idx ); + } +#else + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred_roll, pBits, pHuff_cfg->pred_roll_idx_trav ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, 1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sym_adj_idx[ch1][ch2] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred_roll, pBits, pHuff_cfg->pred_roll_idx_trav ); + } + } + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_im_idx, -1, min_pred_roll_idx, max_pred_roll_idx ); + } + + for ( ; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + sym_adj_idx[ch1][ch1] = isar_split_rend_huffman_decode_opt( &pHuff_cfg->pred_roll, pBits, pHuff_cfg->pred_roll_idx_trav ); + } + sym_adj_idx[1][0] = 0; + sym_adj_idx[0][1] = 0; + isar_SplitRenderer_getdiagdiff( sym_adj_idx, hMd->pred_mat_re_idx, -1, min_pred_roll_idx, max_pred_roll_idx ); + } +#endif + } + } + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_splitBinPostRendMdDec() + * + * + *-----------------------------------------------------------------------------------------*/ + +void isar_splitBinPostRendMdDec( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + , + BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend +#endif +) +{ + int16_t pos_idx, b, sf_idx, num_subframes, ch1; + int16_t pred_real_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], pred_real_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int16_t pred_imag_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], pred_imag_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int16_t d_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], bands_pitch[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + int16_t num_quant_strats; +#else + int16_t num_complex_bands, num_quant_strats; +#endif + int32_t quant_strat_bits, is_huff_coding, quant_strat; + int16_t pred_quant_pnts_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + float pred_1byquantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + float pred_quantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + int16_t ch1, ch2; +#endif + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; + ISAR_SPLIT_REND_CONFIG_DATA split_rend_config; + ISAR_SPLIT_REND_ROT_AXIS rot_axis; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + int16_t ro_md_flag, num_bits, axis_code; +#endif + + hBinHrSplitPostRend->low_Res = 1; + + split_rend_config.dof = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_DOF_BITS ); + split_rend_config.hq_mode = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_HQ_MODE_BITS ); + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + num_bits = isar_renderSplitGetRot_axisNumBits( split_rend_config.dof ); + if ( num_bits > 0 ) + { + axis_code = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, (int32_t) num_bits ); + } + else + { + axis_code = 0; + } + rot_axis = isar_renderSplitGetRot_axisFromCode( split_rend_config.dof, axis_code ); + ro_md_flag = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_RO_FLAG_BITS ); +#else + rot_axis = (ISAR_SPLIT_REND_ROT_AXIS) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_ROT_AXIS_BITS ); +#endif + + isar_renderSplitGetMultiBinPoseData( &split_rend_config, pMultiBinPoseData, rot_axis ); + + set_fix_rotation_mat( hBinHrSplitPostRend->fix_pos_rot_mat, pMultiBinPoseData ); + set_pose_types( hBinHrSplitPostRend->pose_type, pMultiBinPoseData ); + + num_subframes = ( hBinHrSplitPostRend->low_Res == 0 ) ? MAX_PARAM_SPATIAL_SUBFRAMES : 1; + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + int16_t angle; + + hBinHrSplitPostRend->QuaternionsPre[sf_idx].w = -3.0f; + + angle = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + angle -= 180; + hBinHrSplitPostRend->QuaternionsPre[sf_idx].x = (float) angle; + + angle = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + angle -= 180; + hBinHrSplitPostRend->QuaternionsPre[sf_idx].y = (float) angle; + + angle = (int16_t) ISAR_SPLIT_REND_BITStream_read_int32( pBits, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + angle -= 180; + hBinHrSplitPostRend->QuaternionsPre[sf_idx].z = (float) angle; + } + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + isar_split_rend_get_quant_params( + MAX_SPLIT_REND_MD_BANDS, + pred_real_bands_yaw, + pred_imag_bands_yaw, + pred_quant_pnts_yaw, + pred_quantstep_yaw, + pred_1byquantstep_yaw, + d_bands_yaw, + bands_pitch, + pred_real_bands_roll, + pred_imag_bands_roll, + ro_md_flag, + &num_quant_strats ); +#else + isar_split_rend_get_quant_params( + MAX_SPLIT_REND_MD_BANDS, + pred_real_bands_yaw, + pred_imag_bands_yaw, + pred_quant_pnts_yaw, + pred_quantstep_yaw, + pred_1byquantstep_yaw, + d_bands_yaw, + bands_pitch, + pred_real_bands_roll, + pred_imag_bands_roll, + &num_quant_strats, + &num_complex_bands ); +#endif + + quant_strat_bits = (int32_t) ceilf( log2f( num_quant_strats ) ); + is_huff_coding = ISAR_SPLIT_REND_BITStream_read_int32( pBits, 1 ); + quant_strat = ISAR_SPLIT_REND_BITStream_read_int32( pBits, quant_strat_bits ); + + if ( is_huff_coding == 0 ) + { + isar_splitBinPostRendMdBase2Dec( + pBits, hBinHrSplitPostRend, + pMultiBinPoseData, + num_subframes, + pred_real_bands_yaw[quant_strat], + pred_imag_bands_yaw[quant_strat], + pred_quant_pnts_yaw[quant_strat], + d_bands_yaw[quant_strat], + bands_pitch[quant_strat], + pred_real_bands_roll[quant_strat], + pred_imag_bands_roll[quant_strat] ); + } + else + { + isar_splitBinPostRendMdHuffDec( + pBits, hBinHrSplitPostRend, + pMultiBinPoseData, + num_subframes, + pred_real_bands_yaw[quant_strat], + pred_imag_bands_yaw[quant_strat], + pred_quant_pnts_yaw[quant_strat], + d_bands_yaw[quant_strat], + bands_pitch[quant_strat], + pred_real_bands_roll[quant_strat], + pred_imag_bands_roll[quant_strat] ); + } +#ifdef SPLIT_MD_CODING_DEBUG + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + int16_t val, ch2, val_ref; + char filename[200] = "split_md_debug_indices.bin"; + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPostRend->pose_type[pos_idx] == ANY_YAW ) + { + for ( b = 0; b < pred_real_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < pred_imag_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < d_bands_yaw[quant_strat]; b++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].gd_idx; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + else if ( hBinHrSplitPostRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch[quant_strat]; b++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].gd_idx; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].gd2_idx; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + else + { + for ( b = 0; b < pred_real_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < pred_imag_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + dbgread( &val_ref, sizeof( int16_t ), 1, filename ); + if ( abs( val_ref - val ) > 0 ) + { + assert( 0 ); + } + } + } + } + } + } + } +#endif + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPostRend->pose_type[pos_idx] == ANY_YAW ) + { + for ( b = 0; b < pred_imag_bands_yaw[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, PRED_ONLY, 0, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], pred_quantstep_yaw[quant_strat] ); + } + for ( ; b < pred_real_bands_yaw[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, PRED_ONLY, 1, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], pred_quantstep_yaw[quant_strat] ); + } + for ( ; b < MAX_SPLIT_REND_MD_BANDS; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + set_zero( hMd->pred_mat_re[ch1], BINAURAL_CHANNELS ); + set_zero( hMd->pred_mat_im[ch1], BINAURAL_CHANNELS ); + hMd->pred_mat_re[ch1][ch1] = 1.0f; + } + } + for ( b = 0; b < d_bands_yaw[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, COM_GAIN_ONLY, 1, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], 0 ); + } + for ( ; b < MAX_SPLIT_REND_MD_BANDS; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + hMd->gd = 0.0f; + } + } + else if ( hBinHrSplitPostRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, LR_GAIN_ONLY, 1, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], 0 ); + } + for ( ; b < MAX_SPLIT_REND_MD_BANDS; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + hMd->gd = 1.0f; + hMd->gd2 = 1.0f; + } + } + else + { + for ( b = 0; b < pred_imag_bands_roll[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, PRED_ROLL_ONLY, 0, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], ISAR_SPLIT_REND_PRED_ROLL_Q_STEP ); + } + for ( ; b < pred_real_bands_roll[quant_strat]; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_unquant_md( hMd, PRED_ROLL_ONLY, 1, hBinHrSplitPostRend->fix_pos_rot_mat[pos_idx], ISAR_SPLIT_REND_PRED_ROLL_Q_STEP ); + } + for ( ; b < MAX_SPLIT_REND_MD_BANDS; b++ ) + { + hMd = &hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + set_zero( hMd->pred_mat_re[ch1], BINAURAL_CHANNELS ); + set_zero( hMd->pred_mat_im[ch1], BINAURAL_CHANNELS ); + hMd->pred_mat_re[ch1][ch1] = 1.0f; + } + } + } + } + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + float val; + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPostRend->pose_type[pos_idx] == ANY_YAW ) + { + for ( b = 0; b < pred_real_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + if ( fabsf( hMd->pred_mat_re_idx[ch1][ch2] - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < pred_imag_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + if ( fabsf( hMd->pred_mat_im_idx[ch1][ch2] - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < d_bands_yaw[quant_strat]; b++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd_idx; + if ( fabsf( hMd->gd_idx - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + else if ( hBinHrSplitPostRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch[quant_strat]; b++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd_idx; + if ( fabsf( hMd->gd_idx - val ) > 1e-20 ) + { + assert( 0 ); + } + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd2_idx; + if ( fabsf( hMd->gd2_idx - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + else + { + for ( b = 0; b < pred_real_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + if ( fabsf( hMd->pred_mat_re_idx[ch1][ch2] - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + } + for ( b = 0; b < pred_imag_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + if ( fabsf( hMd->pred_mat_im_idx[ch1][ch2] - val ) > 1e-20 ) + { + assert( 0 ); + } + } + } + } + } + } + } +#endif + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function wrap_around_angle() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void wrap_around_angle( + float *a ) +{ + if ( ( *a ) > 180.0f ) + { + ( *a ) = ( *a ) - 360; + } + else if ( ( *a ) < -180.0f ) + { + ( *a ) = ( *a ) + 360; + } + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function wrap_around_angle() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void wrap_around_ypr( + IVAS_QUATERNION *Quaternions ) +{ + /*only if quat is actually yaw, pitch , roll angles*/ + if ( Quaternions->w == -3.0f ) + { + wrap_around_angle( &Quaternions->x ); + wrap_around_angle( &Quaternions->y ); + wrap_around_angle( &Quaternions->z ); + } + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function wrap_around_angle() + * + * + *-----------------------------------------------------------------------------------------*/ + +static float get_interp_fact( + float p[MAX_HEAD_ROT_POSES], + const float p_t, + const int16_t ind[2] ) +{ + float n, d, interp_fact; + + if ( ind[0] != ind[1] ) + { + n = p[ind[0]] - p[ind[1]]; + d = p[ind[0]] - p_t; + interp_fact = d / n; + if ( interp_fact < 0.0f ) + { + d = max( -1.0f * MAX_EXTRAPOLATION_ANGLE, ( min( MAX_EXTRAPOLATION_ANGLE, d ) ) ); + n = sinf( n * ( EVS_PI / 180.0f ) ); + d = sinf( d * ( EVS_PI / 180.0f ) ); + interp_fact = d / n; + } + } + else + { + interp_fact = 0.0f; + } + + return interp_fact; +} + + +/*-----------------------------------------------------------------------------------------* + * Function get_nearest_pose_ind() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void get_nearest_pose_ind( + float p[MAX_HEAD_ROT_POSES], + const float p_t, + int16_t ind[2], + const int16_t num_poses ) +{ + float min_diff, diff; + int16_t pos_idx; + + ind[0] = 0; + ind[1] = 0; + min_diff = 360.0f; + + /*find the closest pose from assumed poses*/ + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + diff = fabsf( p_t - p[pos_idx] ); + if ( diff < min_diff ) + { + ind[0] = pos_idx; + min_diff = (float) diff; + } + } + + min_diff = 360.0; + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + diff = fabsf( p_t - p[pos_idx] ); + if ( ( diff < min_diff ) && + ( fabs( p[pos_idx] - p[ind[0]] ) > EPSILON ) ) + { + ind[1] = pos_idx; + min_diff = (float) diff; + } + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function get_interpolation_vars() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void get_interpolation_vars( + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const IVAS_QUATERNION *Quaternions_ref, + const IVAS_QUATERNION *Quaternions_act, + int16_t interp_yaw_pose_idx[2], + int16_t interp_pitch_pose_idx[2], + int16_t interp_roll_pose_idx[2], + float *interp_yaw_fact, + float *interp_pitch_fact, + float *interp_roll_fact ) +{ + IVAS_QUATERNION quaternions_diff, quaternions_ref_euler, quaternions_act_euler; + float y[MAX_HEAD_ROT_POSES], p[MAX_HEAD_ROT_POSES], r[MAX_HEAD_ROT_POSES]; + int16_t pos_idx, num_poses; + + quaternions_diff.x = 0.0f; + quaternions_diff.y = 0.0f; + quaternions_diff.z = 0.0f; + + num_poses = pMultiBinPoseData->num_poses; + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { + quaternions_diff.x = pMultiBinPoseData->relative_head_poses[pos_idx][0]; + quaternions_diff.y = pMultiBinPoseData->relative_head_poses[pos_idx][1]; + quaternions_diff.z = pMultiBinPoseData->relative_head_poses[pos_idx][2]; + y[pos_idx] = quaternions_diff.x; + p[pos_idx] = quaternions_diff.y; + r[pos_idx] = quaternions_diff.z; + } + + /*interpolation if actual pose is not same as one of assumed poses*/ + /*get the deviation*/ + Quat2EulerDegree( *Quaternions_ref, &quaternions_ref_euler.z, &quaternions_ref_euler.y, &quaternions_ref_euler.x ); /*order in Quat2Euler seems to be reversed ?*/ + Quat2EulerDegree( *Quaternions_act, &quaternions_act_euler.z, &quaternions_act_euler.y, &quaternions_act_euler.x ); /*order in Quat2Euler seems to be reversed ?*/ + quaternions_diff.w = -3.0f; /*euler*/ + quaternions_diff.x = quaternions_act_euler.x - quaternions_ref_euler.x; + quaternions_diff.y = quaternions_act_euler.y - quaternions_ref_euler.y; + quaternions_diff.z = quaternions_act_euler.z - quaternions_ref_euler.z; + wrap_around_ypr( &quaternions_diff ); + + interp_yaw_pose_idx[0] = 0; + interp_yaw_pose_idx[1] = 0; + if ( fabs( quaternions_diff.x ) > EPSILON ) + { + get_nearest_pose_ind( y, quaternions_diff.x, interp_yaw_pose_idx, num_poses ); + } + *interp_yaw_fact = get_interp_fact( y, quaternions_diff.x, interp_yaw_pose_idx ); + + interp_pitch_pose_idx[0] = 0; + interp_pitch_pose_idx[1] = 0; + if ( fabs( quaternions_diff.y ) > EPSILON ) + { + get_nearest_pose_ind( p, quaternions_diff.y, interp_pitch_pose_idx, num_poses ); + } + *interp_pitch_fact = get_interp_fact( p, quaternions_diff.y, interp_pitch_pose_idx ); + + interp_roll_pose_idx[0] = 0; + interp_roll_pose_idx[1] = 0; + if ( fabs( quaternions_diff.z ) > EPSILON ) + { + get_nearest_pose_ind( r, quaternions_diff.z, interp_roll_pose_idx, num_poses ); + } + *interp_roll_fact = get_interp_fact( r, quaternions_diff.z, interp_roll_pose_idx ); + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function interpolate_pred_matrix() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void interpolate_pred_matrix( + ISAR_BIN_HR_SPLIT_REND_MD rot_md[][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS], + const int16_t sf_idx, + const int16_t band_idx, + const int16_t ind[2], + const float interp_fact, + float mat_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float mat_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS] ) +{ + int16_t ch_idx1, ch_idx2; + float diff; + ISAR_BIN_HR_SPLIT_REND_MD *pRot_md; + float mix_mat_re1[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_im1[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_re2[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_im2[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + set_zero( mix_mat_re1[ch_idx1], BINAURAL_CHANNELS ); + set_zero( mix_mat_im1[ch_idx1], BINAURAL_CHANNELS ); + mix_mat_re1[ch_idx1][ch_idx1] = 1.0f; + + set_zero( mix_mat_re2[ch_idx1], BINAURAL_CHANNELS ); + set_zero( mix_mat_im2[ch_idx1], BINAURAL_CHANNELS ); + mix_mat_re2[ch_idx1][ch_idx1] = 1.0f; + } + + if ( ind[0] != 0 ) + { + pRot_md = &rot_md[ind[0] - 1][sf_idx][band_idx]; + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 < BINAURAL_CHANNELS; ch_idx2++ ) + { + mix_mat_re1[ch_idx1][ch_idx2] = pRot_md->pred_mat_re[ch_idx1][ch_idx2]; + mix_mat_im1[ch_idx1][ch_idx2] = pRot_md->pred_mat_im[ch_idx1][ch_idx2]; + } + } + } + + if ( ind[1] != 0 ) + { + pRot_md = &rot_md[ind[1] - 1][sf_idx][band_idx]; + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 < BINAURAL_CHANNELS; ch_idx2++ ) + { + mix_mat_re2[ch_idx1][ch_idx2] = pRot_md->pred_mat_re[ch_idx1][ch_idx2]; + mix_mat_im2[ch_idx1][ch_idx2] = pRot_md->pred_mat_im[ch_idx1][ch_idx2]; + } + } + } + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 < BINAURAL_CHANNELS; ch_idx2++ ) + { + diff = mix_mat_re1[ch_idx1][ch_idx2] - mix_mat_re2[ch_idx1][ch_idx2]; + mat_re[ch_idx1][ch_idx2] = mix_mat_re1[ch_idx1][ch_idx2] - ( diff * interp_fact ); + + diff = mix_mat_im1[ch_idx1][ch_idx2] - mix_mat_im2[ch_idx1][ch_idx2]; + mat_im[ch_idx1][ch_idx2] = mix_mat_im1[ch_idx1][ch_idx2] - ( diff * interp_fact ); + } + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function interpolate_rend_md() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void interpolate_rend_md( + ISAR_BIN_HR_SPLIT_REND_MD rot_md[][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS], + float mix_mat_re[][BINAURAL_CHANNELS], + float mix_mat_im[][BINAURAL_CHANNELS], + float *gd_int, + const int16_t sf_idx, + const int16_t band_idx, + const int16_t interp_yaw_pose_idx[2], + const int16_t interp_pitch_pose_idx[2], + const int16_t interp_roll_pose_idx[2], + const float interp_yaw_fact, + const float interp_pitch_fact, + const float interp_roll_fact ) +{ + int16_t ch_idx1, idx1, idx2; + float mix_mat_re1[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_im1[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_re3[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_im3[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t ch_idx2; + float gd1, gd2, gd3, gd4, diff, pitch_gain_r, pitch_gain_l; + + gd1 = 0.0f; + gd2 = 0.0f; + + idx1 = interp_yaw_pose_idx[0]; + idx2 = interp_yaw_pose_idx[1]; + if ( ( idx1 != 0 ) || ( idx2 != 0 ) ) + { + interpolate_pred_matrix( rot_md, sf_idx, band_idx, interp_yaw_pose_idx, interp_yaw_fact, mix_mat_re, mix_mat_im ); + + if ( idx1 != 0 ) + { + gd1 = rot_md[idx1 - 1][sf_idx][band_idx].gd; + } + + if ( idx2 != 0 ) + { + gd2 = rot_md[idx2 - 1][sf_idx][band_idx].gd; + } + + diff = gd1 - gd2; + *gd_int = gd1 - ( diff * interp_yaw_fact ); + } + else + { + /*P = P'*/ + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + set_zero( mix_mat_re[ch_idx1], BINAURAL_CHANNELS ); + set_zero( mix_mat_im[ch_idx1], BINAURAL_CHANNELS ); + mix_mat_re[ch_idx1][ch_idx1] = 1.0f; + } + *gd_int = 0.0f; + } + + idx1 = interp_pitch_pose_idx[0]; + idx2 = interp_pitch_pose_idx[1]; + if ( ( idx1 != 0 ) || ( idx2 != 0 ) ) + { + gd1 = 1.0f; + gd2 = 1.0f; + + gd3 = 1.0f; + gd4 = 1.0f; + + if ( idx1 != 0 ) + { + gd1 = rot_md[idx1 - 1][sf_idx][band_idx].gd; + gd3 = rot_md[idx1 - 1][sf_idx][band_idx].gd2; + } + if ( idx2 != 0 ) + { + gd2 = rot_md[idx2 - 1][sf_idx][band_idx].gd; + gd4 = rot_md[idx2 - 1][sf_idx][band_idx].gd2; + } + diff = gd1 - gd2; + pitch_gain_l = gd1 - ( diff * interp_pitch_fact ); + pitch_gain_l = max( 0.0f, pitch_gain_l ); + + diff = gd3 - gd4; + pitch_gain_r = gd3 - ( diff * interp_pitch_fact ); + pitch_gain_r = max( 0.0f, pitch_gain_r ); + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + mix_mat_re[ch_idx1][0] *= pitch_gain_l; + mix_mat_re[ch_idx1][1] *= pitch_gain_r; + mix_mat_im[ch_idx1][0] *= pitch_gain_l; + mix_mat_im[ch_idx1][1] *= pitch_gain_r; + } + } + else + { + pitch_gain_l = 1.0f; + pitch_gain_r = 1.0f; + } + + idx1 = interp_roll_pose_idx[0]; + idx2 = interp_roll_pose_idx[1]; + if ( ( idx1 != 0 ) || ( idx2 != 0 ) ) + { + interpolate_pred_matrix( rot_md, sf_idx, band_idx, interp_roll_pose_idx, interp_roll_fact, mix_mat_re3, mix_mat_im3 ); + + isar_mat_mult_2by2_complex( mix_mat_re, mix_mat_im, mix_mat_re3, mix_mat_im3, mix_mat_re1, mix_mat_im1 ); + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 < BINAURAL_CHANNELS; ch_idx2++ ) + { + mix_mat_re[ch_idx1][ch_idx2] = mix_mat_re1[ch_idx1][ch_idx2]; + mix_mat_im[ch_idx1][ch_idx2] = mix_mat_im1[ch_idx1][ch_idx2]; + } + } + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_SplitRenderer_PostRenderer() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void isar_SplitRenderer_PostRenderer( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinPostRenderer, /* i/o: binaural renderer handle */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_RealBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i/o : Reference/out Binaural signals */ + float Cldfb_ImagBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], /* i/o : Reference/out Binaural signals */ + const IVAS_QUATERNION Quaternion_act ) +{ + int16_t pos_idx, b, brange[2], ch_idx1; + int16_t num_md_bands, slot_idx, b2, num_slots, sf_idx_md; + float pred_out_re[BINAURAL_CHANNELS], pred_out_im[BINAURAL_CHANNELS], tmp_re, tmp_im, gd_int; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + ISAR_BIN_HR_SPLIT_REND_MD rot_md_act[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS]; +#else + ISAR_BIN_HR_SPLIT_REND_MD rot_md_act[1][MAX_SPLIT_REND_MD_BANDS]; +#endif + int16_t interp_yaw_pose_idx[2], interp_pitch_pose_idx[2], interp_roll_pose_idx[2]; + float interp_yaw_fact, interp_pitch_fact, interp_roll_fact; + float mix_mat_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mix_mat_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + float Cldfb_RealBuffer_Recons_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Recons_Binaural[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; +#endif + float fade; + float *pMix_mat_re_prev[BINAURAL_CHANNELS]; + float *pMix_mat_im_prev[BINAURAL_CHANNELS]; + const int16_t *pBand_grouping = isar_split_rend_band_grouping; + + num_md_bands = MAX_SPLIT_REND_MD_BANDS; + + push_wmops( "isar_SplitRenderer_PostRenderer" ); + + num_slots = MAX_PARAM_SPATIAL_SUBFRAMES; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + pos_idx = MAX_HEAD_ROT_POSES - 1; +#else + pos_idx = 0; +#endif + + sf_idx_md = 0; + get_interpolation_vars( pMultiBinPoseData, &hBinPostRenderer->QuaternionsPre[sf_idx_md], &Quaternion_act, interp_yaw_pose_idx, interp_pitch_pose_idx, interp_roll_pose_idx, &interp_yaw_fact, &interp_pitch_fact, &interp_roll_fact ); + + for ( b = 0; b < num_md_bands; b++ ) + { + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + set_zero( mix_mat_re[ch_idx1], BINAURAL_CHANNELS ); + set_zero( mix_mat_im[ch_idx1], BINAURAL_CHANNELS ); + mix_mat_re[ch_idx1][ch_idx1] = 1.0f; + } + gd_int = 0.0f; + interpolate_rend_md( hBinPostRenderer->rot_md, mix_mat_re, mix_mat_im, &gd_int, sf_idx_md, b, interp_yaw_pose_idx, interp_pitch_pose_idx, interp_roll_pose_idx, interp_yaw_fact, interp_pitch_fact, interp_roll_fact ); + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + /*update the prediction matrix with interpolated matrix*/ + rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][0] = mix_mat_re[ch_idx1][0]; + rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][1] = mix_mat_re[ch_idx1][1]; + rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][0] = mix_mat_im[ch_idx1][0]; + rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][1] = mix_mat_im[ch_idx1][1]; + rot_md_act[pos_idx][b].gd = gd_int; + } + } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES - 1; pos_idx++ ) + { + for ( b = 0; b < num_md_bands; b++ ) + { + if ( hBinPostRenderer->pose_type[pos_idx] == PITCH_ONLY ) + { + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + set_zero( hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[ch_idx1], BINAURAL_CHANNELS ); + set_zero( hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_im[ch_idx1], BINAURAL_CHANNELS ); + hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[ch_idx1][ch_idx1] = 1.0f; + } + hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[0][0] *= hBinPostRenderer->rot_md[pos_idx][sf_idx][b].gd; + hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[1][1] *= hBinPostRenderer->rot_md[pos_idx][sf_idx][b].gd2; + hBinPostRenderer->rot_md[pos_idx][sf_idx][b].gd = 0.0f; + } + else if ( hBinPostRenderer->pose_type[pos_idx] == ANY_ROLL ) + { + hBinPostRenderer->rot_md[pos_idx][sf_idx][b].gd = 0.0f; + } + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + + /*update the prediction matrix with interpolated matrix*/ + rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][0] = hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[ch_idx1][0]; + rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][1] = hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_re[ch_idx1][1]; + rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][0] = hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_im[ch_idx1][0]; + rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][1] = hBinPostRenderer->rot_md[pos_idx][sf_idx][b].pred_mat_im[ch_idx1][1]; + rot_md_act[pos_idx][b].gd = hBinPostRenderer->rot_md[pos_idx][sf_idx][b].gd; + } + } + } + +#endif + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) +#else + pos_idx = 0; +#endif + { + for ( slot_idx = 0; slot_idx < num_slots; slot_idx++ ) + { + fade = ( (float) slot_idx + 1.0f ) / MAX_PARAM_SPATIAL_SUBFRAMES; + fade = min( fade, 1.0f ); + for ( b = 0; b < num_md_bands; b++ ) + { + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + if ( hBinPostRenderer->cf_flag ) + { + pMix_mat_re_prev[ch_idx1] = hBinPostRenderer->mixer_mat_re[pos_idx][b][ch_idx1]; + pMix_mat_im_prev[ch_idx1] = hBinPostRenderer->mixer_mat_im[pos_idx][b][ch_idx1]; + mix_mat_re[ch_idx1][0] = fade * ( rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][0] ) + + ( 1.0f - fade ) * pMix_mat_re_prev[ch_idx1][0]; + mix_mat_re[ch_idx1][1] = fade * ( rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][1] ) + + ( 1.0f - fade ) * pMix_mat_re_prev[ch_idx1][1]; + + mix_mat_im[ch_idx1][0] = fade * ( rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][0] ) + + ( 1.0f - fade ) * pMix_mat_im_prev[ch_idx1][0]; + mix_mat_im[ch_idx1][1] = fade * ( rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][1] ) + + ( 1.0f - fade ) * pMix_mat_im_prev[ch_idx1][1]; + } + else + { + mix_mat_re[ch_idx1][0] = rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][0]; + mix_mat_re[ch_idx1][1] = rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][1]; + mix_mat_im[ch_idx1][0] = rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][0]; + mix_mat_im[ch_idx1][1] = rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][1]; + } + } + + brange[0] = pBand_grouping[b]; + brange[1] = pBand_grouping[b + 1]; + for ( b2 = brange[0]; b2 < brange[1]; b2++ ) + { + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + /* Apply prediction matrix */ + IVAS_CMULT_FLOAT( Cldfb_RealBuffer_Ref_Binaural[0][slot_idx][b2], + Cldfb_ImagBuffer_Ref_Binaural[0][slot_idx][b2], + mix_mat_re[0][ch_idx1], + mix_mat_im[0][ch_idx1], + tmp_re, + tmp_im ); + pred_out_re[ch_idx1] = tmp_re; + pred_out_im[ch_idx1] = tmp_im; + + IVAS_CMULT_FLOAT( Cldfb_RealBuffer_Ref_Binaural[1][slot_idx][b2], + Cldfb_ImagBuffer_Ref_Binaural[1][slot_idx][b2], + mix_mat_re[1][ch_idx1], + mix_mat_im[1][ch_idx1], + tmp_re, + tmp_im ); + pred_out_re[ch_idx1] += tmp_re; + pred_out_im[ch_idx1] += tmp_im; + } + + + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + Cldfb_RealBuffer_Recons_Binaural[pos_idx][ch_idx1][slot_idx][b2] = pred_out_re[ch_idx1]; + Cldfb_ImagBuffer_Recons_Binaural[pos_idx][ch_idx1][slot_idx][b2] = pred_out_im[ch_idx1]; +#else + Cldfb_RealBuffer_Ref_Binaural[ch_idx1][slot_idx][b2] = pred_out_re[ch_idx1]; + Cldfb_ImagBuffer_Ref_Binaural[ch_idx1][slot_idx][b2] = pred_out_im[ch_idx1]; +#endif + } + } + } + } + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) +#else + pos_idx = 0; +#endif + { + for ( b = 0; b < num_md_bands; b++ ) + { + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + hBinPostRenderer->mixer_mat_re[pos_idx][b][ch_idx1][0] = rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][0]; + hBinPostRenderer->mixer_mat_re[pos_idx][b][ch_idx1][1] = rot_md_act[pos_idx][b].pred_mat_re[ch_idx1][1]; + hBinPostRenderer->mixer_mat_im[pos_idx][b][ch_idx1][0] = rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][0]; + hBinPostRenderer->mixer_mat_im[pos_idx][b][ch_idx1][1] = rot_md_act[pos_idx][b].pred_mat_im[ch_idx1][1]; + } + hBinPostRenderer->gd_mem[pos_idx][b] = rot_md_act[pos_idx][b].gd; + } + } + hBinPostRenderer->cf_flag = 1; + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + { + int16_t num_cldfb_bands; + num_cldfb_bands = CLDFB_NO_CHANNELS_MAX; + for ( slot_idx = 0; slot_idx < num_slots; slot_idx++ ) + { + index_slot = sf_idx * num_slots + slot_idx; + for ( ch_idx1 = 0; ch_idx1 < BINAURAL_CHANNELS; ch_idx1++ ) + { + mvr2r( Cldfb_RealBuffer_Recons_Binaural[MAX_HEAD_ROT_POSES - 1][ch_idx1][index_slot], Cldfb_RealBuffer_Ref_Binaural[ch_idx1][index_slot], num_cldfb_bands ); + mvr2r( Cldfb_ImagBuffer_Recons_Binaural[MAX_HEAD_ROT_POSES - 1][ch_idx1][index_slot], Cldfb_ImagBuffer_Ref_Binaural[ch_idx1][index_slot], num_cldfb_bands ); + } + } + + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + char fname[200] = "recons_out_pos"; + char tag[2]; + tag[0] = (char) ( '0' + pos_idx ); + tag[1] = '\0'; + strcat( fname, tag ); + strcat( fname, ".wav" ); + isar_log_cldfb2wav_data( + Cldfb_RealBuffer_Recons_Binaural[pos_idx], + Cldfb_ImagBuffer_Recons_Binaural[pos_idx], + hBinPostRenderer->cldfbSynReconsBinDec[pos_idx], + BINAURAL_CHANNELS, + num_cldfb_bands, + 48000, + num_slots, + sf_idx * num_slots, + fname ); + } + } +#endif + + pop_wmops(); + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_rend_CldfbSplitPostRendProcessTdIn() + * + * + *-----------------------------------------------------------------------------------------*/ + +static void isar_rend_CldfbSplitPostRendProcessTdIn( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const IVAS_QUATERNION QuaternionPost, + float output[][L_FRAME48k] ) +{ + int16_t ch_idx, slot_idx, num_cldfb_bands; + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + num_cldfb_bands = hBinHrSplitPostRend->cldfbSyn[0]->no_channels; + + /* Implement CLDFB analysis */ + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + cldfbAnalysis_ts( &( output[ch_idx][num_cldfb_bands * slot_idx] ), + Cldfb_RealBuffer_Binaural[ch_idx][slot_idx], + Cldfb_ImagBuffer_Binaural[ch_idx][slot_idx], + num_cldfb_bands, + hBinHrSplitPostRend->cldfbAna[ch_idx] ); + } + } + + isar_SplitRenderer_PostRenderer( hBinHrSplitPostRend, pMultiBinPoseData, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, QuaternionPost ); + + /* Implement CLDFB synthesis */ + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + float *RealBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + float *ImagBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch_idx][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch_idx][slot_idx]; + } + + cldfbSynthesis( RealBuffer, ImagBuffer, &( output[ch_idx][0] ), num_cldfb_bands * CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, hBinHrSplitPostRend->cldfbSyn[ch_idx] ); + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_rend_CldfbSplitPostRendProcess() + * + * + *-----------------------------------------------------------------------------------------*/ + +void isar_rend_CldfbSplitPostRendProcess( + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const IVAS_QUATERNION QuaternionPost, + float Cldfb_RealBuffer_Binaural[][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer_Binaural[][CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX], + float output[][L_FRAME48k], + const int16_t cldfb_in_flag ) +{ + int16_t ch_idx, slot_idx, num_cldfb_bands; + + push_wmops( "isar_rend_CldfbSplitPostRendProcess" ); + + num_cldfb_bands = hBinHrSplitPostRend->cldfbSyn[0]->no_channels; + + if ( cldfb_in_flag == 0 ) + { + isar_rend_CldfbSplitPostRendProcessTdIn( hBinHrSplitPostRend, pMultiBinPoseData, QuaternionPost, output ); + pop_wmops(); + return; + } + + isar_SplitRenderer_PostRenderer( hBinHrSplitPostRend, pMultiBinPoseData, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, QuaternionPost ); + + /* Implement CLDFB synthesis */ + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + float *RealBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + float *ImagBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural[ch_idx][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural[ch_idx][slot_idx]; + } + + cldfbSynthesis( RealBuffer, ImagBuffer, &( output[ch_idx][0] ), num_cldfb_bands * CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, hBinHrSplitPostRend->cldfbSyn[ch_idx] ); + } + + pop_wmops(); + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function isar_init_split_post_rend_handles() + * + * + *-----------------------------------------------------------------------------------------*/ + +void isar_init_split_post_rend_handles( + ISAR_SPLIT_POST_REND_WRAPPER *hSplitRendWrapper ) +{ + hSplitRendWrapper->hBinHrSplitPostRend = NULL; + hSplitRendWrapper->hSplitBinLCLDDec = NULL; + hSplitRendWrapper->hLc3plusDec = NULL; + isar_init_multi_bin_pose_data( &hSplitRendWrapper->multiBinPoseData ); + hSplitRendWrapper->first_good_frame_received = 0; + + return; +} +#endif diff --git a/lib_isar/isar_splitRendererPre.c b/lib_isar/isar_splitRendererPre.c new file mode 100644 index 0000000000000000000000000000000000000000..5a7c6ee70f713a626b28899aeb7e47614cd7a61c --- /dev/null +++ b/lib_isar/isar_splitRendererPre.c @@ -0,0 +1,2340 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG +#include +#endif +#include "ivas_prot.h" +#include "prot.h" +#include "isar_rom_post_rend.h" +#include "lib_isar_pre_rend.h" +#include "isar_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" +#ifdef DBG_WAV_WRITER +#include "string.h" +#endif + +/*---------------------------------------------------------------------* + * Local function declarations + *---------------------------------------------------------------------*/ + +static void isar_SplitRenderer_GetRotMd( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, /* i/o: binaural renderer handle */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_RealBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Reference Binaural signals */ + float Cldfb_ImagBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Reference Binaural signals */ + const int16_t low_res, + const int16_t ro_md_flag ); + +/*------------------------------------------------------------------------- + * Local functions + * + * + *------------------------------------------------------------------------*/ + +static void isar_calc_mat_det_2by2_complex( + float in_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float in_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float *det_re, + float *det_im ) +{ + float re1, im1, re2, im2; + + IVAS_CMULT_FLOAT( in_re[0][0], in_im[0][0], in_re[1][1], in_im[1][1], re1, im1 ); + IVAS_CMULT_FLOAT( in_re[0][1], in_im[0][1], in_re[1][0], in_im[1][0], re2, im2 ); + *det_re = re1 - re2; + *det_im = im1 - im2; + + return; +} + + +static int16_t isar_is_mat_inv_2by2_complex( + float in_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float in_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS] ) +{ + int16_t is_det_zero = 1; + float det, det_re, det_im; + + isar_calc_mat_det_2by2_complex( in_re, in_im, &det_re, &det_im ); + + det = ( ( det_re * det_re ) + ( det_im * det_im ) ); + + if ( det < EPSILON ) + { + is_det_zero = 0; + } + + return is_det_zero; +} + + +static void isar_calc_mat_inv_2by2_complex( + float in_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float in_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float out_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float out_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS] ) +{ + float det_re, det_im; + float re, im, det; + + isar_calc_mat_det_2by2_complex( in_re, in_im, &det_re, &det_im ); + + det = ( det_re * det_re ) + ( det_im * det_im ); + +#ifdef DEBUGGING + /* assert to catch cases when input is singular matrix */ + assert( det > 0 ); +#endif + det = 1 / det; + + IVAS_CMULT_FLOAT( det_re, -det_im, in_re[1][1], in_im[1][1], re, im ); + out_re[0][0] = re * det; + out_im[0][0] = im * det; + + IVAS_CMULT_FLOAT( det_re, -det_im, in_re[0][1], in_im[0][1], re, im ); + out_re[0][1] = -re * det; + out_im[0][1] = -im * det; + + IVAS_CMULT_FLOAT( det_re, -det_im, in_re[1][0], in_im[1][0], re, im ); + out_re[1][0] = -re * det; + out_im[1][0] = -im * det; + + IVAS_CMULT_FLOAT( det_re, -det_im, in_re[0][0], in_im[0][0], re, im ); + out_re[1][1] = re * det; + out_im[1][1] = im * det; + + return; +} + + +static void ComputePredMat( + float cov_ii_re[][BINAURAL_CHANNELS], + float cov_ii_im[][BINAURAL_CHANNELS], + float cov_io_re[][BINAURAL_CHANNELS], + float cov_io_im[][BINAURAL_CHANNELS], + float pred_mat_re[][BINAURAL_CHANNELS], + float pred_mat_im[][BINAURAL_CHANNELS], + const int16_t num_chs, + const int16_t real_only ) +{ + float cov_ii_local_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_ii_inv_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_ii_inv_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float trace_cov; + int16_t i, j; + + trace_cov = 0.0f; + for ( i = 0; i < num_chs; i++ ) + { + trace_cov += cov_ii_re[i][i]; + } + + trace_cov = max( 0.0f, trace_cov ); + + if ( trace_cov < EPSILON ) + { + for ( i = 0; i < num_chs; i++ ) + { + /* protection from cases when variance of ref channels is very small */ + set_zero( pred_mat_re[i], BINAURAL_CHANNELS ); + set_zero( pred_mat_im[i], BINAURAL_CHANNELS ); + } + return; + } + + for ( i = 0; i < num_chs; i++ ) + { + mvr2r( cov_ii_re[i], cov_ii_local_re[i], num_chs ); + } + + for ( i = 0; i < num_chs; i++ ) + { + cov_ii_local_re[i][i] = cov_ii_re[i][i] + ( trace_cov * 0.0001f ); + } + + if ( isar_is_mat_inv_2by2_complex( cov_ii_local_re, cov_ii_im ) ) + { + isar_calc_mat_inv_2by2_complex( cov_ii_local_re, cov_ii_im, cov_ii_inv_re, cov_ii_inv_im ); + isar_mat_mult_2by2_complex( cov_ii_inv_re, cov_ii_inv_im, cov_io_re, cov_io_im, pred_mat_re, pred_mat_im ); + } + else + { + int16_t max_var_idx; + for ( i = 0; i < num_chs; i++ ) + { + set_zero( pred_mat_re[i], BINAURAL_CHANNELS ); + set_zero( pred_mat_im[i], BINAURAL_CHANNELS ); + } + + max_var_idx = 0; + if ( cov_ii_local_re[1][1] > cov_ii_local_re[0][0] ) + { + max_var_idx = 1; + } + + if ( cov_ii_local_re[max_var_idx][max_var_idx] > EPSILON ) + { + for ( j = 0; j < num_chs; j++ ) + { + pred_mat_re[max_var_idx][j] = cov_io_re[max_var_idx][j] / cov_ii_local_re[max_var_idx][max_var_idx]; + pred_mat_im[max_var_idx][j] = cov_io_im[max_var_idx][j] / cov_ii_local_re[max_var_idx][max_var_idx]; + } + } + } + + if ( real_only ) + { + for ( i = 0; i < num_chs; i++ ) + { + set_zero( pred_mat_im[i], BINAURAL_CHANNELS ); + } + } + + return; +} + + +static void ComputePostPredCov( + float cov_ii_re[][BINAURAL_CHANNELS], + float cov_ii_im[][BINAURAL_CHANNELS], + float pred_mat_re[][BINAURAL_CHANNELS], + float pred_mat_im[][BINAURAL_CHANNELS], + float postpred_cov_re[][BINAURAL_CHANNELS], + const int16_t num_chs ) +{ + int16_t i, j; + float dmx_mat_conj_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float dmx_mat_conj_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float temp_mat_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float temp_mat_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float postpred_cov_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + + assert( num_chs == BINAURAL_CHANNELS ); + for ( i = 0; i < num_chs; i++ ) + { + for ( j = 0; j < num_chs; j++ ) + { + dmx_mat_conj_re[i][j] = pred_mat_re[j][i]; + dmx_mat_conj_im[i][j] = -pred_mat_im[j][i]; + + temp_mat_re[i][j] = pred_mat_re[i][j]; + temp_mat_im[i][j] = pred_mat_im[i][j]; + } + set_zero( postpred_cov_re[i], BINAURAL_CHANNELS ); + } + + /* 2x2 mult */ + isar_mat_mult_2by2_complex( dmx_mat_conj_re, dmx_mat_conj_im, cov_ii_re, cov_ii_im, temp_mat_re, temp_mat_im ); + isar_mat_mult_2by2_complex( temp_mat_re, temp_mat_im, pred_mat_re, pred_mat_im, postpred_cov_re, postpred_cov_im ); + + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + for ( j = 0; j < i; j++ ) + { + postpred_cov_re[i][j] = postpred_cov_re[j][i]; + } + } + + return; +} + + +static void ComputeBandedCrossCov( + float Cldfb_RealBuffer1[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer1[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t ch_start_idx1, + float Cldfb_RealBuffer2[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer2[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t ch_start_idx2, + float out_cov_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + float out_cov_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + const int16_t num_chs, + const int16_t *pBand_grouping, + const int16_t num_slots, + const int16_t start_slot_idx, + const int16_t md_band_idx, + const int16_t real_only ) +{ + int16_t sf, cldfb_band_idx, ch_idx1, ch_idx2; + int16_t brange[2]; + + for ( ch_idx1 = 0; ch_idx1 < num_chs; ch_idx1++ ) + { + set_f( out_cov_re[ch_idx1], 0.0f, num_chs ); + set_f( out_cov_im[ch_idx1], 0.0f, num_chs ); + } + + brange[0] = pBand_grouping[md_band_idx]; + brange[1] = pBand_grouping[md_band_idx + 1]; + + for ( ch_idx1 = 0; ch_idx1 < num_chs; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 < num_chs; ch_idx2++ ) + { + if ( real_only == 0 ) + { + for ( sf = start_slot_idx; sf < start_slot_idx + num_slots; sf++ ) + { + for ( cldfb_band_idx = brange[0]; cldfb_band_idx < brange[1]; cldfb_band_idx++ ) + { + out_cov_re[ch_idx1][ch_idx2] += + Cldfb_RealBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx] + + Cldfb_ImagBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx]; + + out_cov_im[ch_idx1][ch_idx2] += + Cldfb_RealBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx] - + Cldfb_ImagBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx]; + } + } + } + else + { + for ( sf = start_slot_idx; sf < start_slot_idx + num_slots; sf++ ) + { + for ( cldfb_band_idx = brange[0]; cldfb_band_idx < brange[1]; cldfb_band_idx++ ) + { + out_cov_re[ch_idx1][ch_idx2] += + Cldfb_RealBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx] + + Cldfb_ImagBuffer1[ch_start_idx1 + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer2[ch_start_idx2 + ch_idx2][sf][cldfb_band_idx]; + + out_cov_im[ch_idx1][ch_idx2] = 0.0f; + } + } + } + } + } + + return; +} + + +static void ComputeBandedCov( + float Cldfb_RealBuffer[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_ImagBuffer[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t ch_start_idx, + float out_cov_re[][BINAURAL_CHANNELS], + float out_cov_im[][BINAURAL_CHANNELS], + const int16_t num_chs, + const int16_t *pBand_grouping, + const int16_t num_slots, + const int16_t start_slot_idx, + const int16_t md_band_idx, + const int16_t real_only ) +{ + int16_t sf, cldfb_band_idx, ch_idx1, ch_idx2; + int16_t brange[2]; + + for ( ch_idx1 = 0; ch_idx1 < num_chs; ch_idx1++ ) + { + set_f( out_cov_re[ch_idx1], 0.0f, num_chs ); + set_f( out_cov_im[ch_idx1], 0.0f, num_chs ); + } + + brange[0] = pBand_grouping[md_band_idx]; + brange[1] = pBand_grouping[md_band_idx + 1]; + + for ( ch_idx1 = 0; ch_idx1 < num_chs; ch_idx1++ ) + { + for ( ch_idx2 = 0; ch_idx2 <= ch_idx1; ch_idx2++ ) + { + if ( ( ch_idx2 != ch_idx1 ) && ( real_only == 0 ) ) + { + for ( sf = start_slot_idx; sf < start_slot_idx + num_slots; sf++ ) + { + for ( cldfb_band_idx = brange[0]; cldfb_band_idx < brange[1]; cldfb_band_idx++ ) + { + out_cov_re[ch_idx1][ch_idx2] += + Cldfb_RealBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx] + + Cldfb_ImagBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx]; + + out_cov_im[ch_idx1][ch_idx2] += + Cldfb_RealBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx] - + Cldfb_ImagBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx]; + } + } + } + else + { + for ( sf = start_slot_idx; sf < start_slot_idx + num_slots; sf++ ) + { + for ( cldfb_band_idx = brange[0]; cldfb_band_idx < brange[1]; cldfb_band_idx++ ) + { + out_cov_re[ch_idx1][ch_idx2] += + Cldfb_RealBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_RealBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx] + + Cldfb_ImagBuffer[ch_start_idx + ch_idx1][sf][cldfb_band_idx] * Cldfb_ImagBuffer[ch_start_idx + ch_idx2][sf][cldfb_band_idx]; + + out_cov_im[ch_idx1][ch_idx2] = 0.0f; + } + } + } + } + } + + for ( ch_idx1 = 0; ch_idx1 < num_chs; ch_idx1++ ) + { + for ( ch_idx2 = ch_idx1 + 1; ch_idx2 < num_chs; ch_idx2++ ) + { + out_cov_re[ch_idx1][ch_idx2] = out_cov_re[ch_idx2][ch_idx1]; + out_cov_im[ch_idx1][ch_idx2] = -out_cov_im[ch_idx2][ch_idx1]; + } + } + + return; +} + + +static float GetNormFact( + float cov_ii_re[][BINAURAL_CHANNELS], + float cov_ii_im[][BINAURAL_CHANNELS], + float cov_io_re[][BINAURAL_CHANNELS], + float cov_io_im[][BINAURAL_CHANNELS], + float cov_oo_re[][BINAURAL_CHANNELS] ) +{ + int16_t i, j; + float norm_fact, abs_val; + + norm_fact = 0.0f; + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + for ( j = 0; j < BINAURAL_CHANNELS; j++ ) + { + IVAS_CALCULATE_ABS( cov_ii_re[i][j], cov_ii_im[i][j], abs_val ); + norm_fact = max( norm_fact, abs_val ); + + IVAS_CALCULATE_ABS( cov_io_re[i][j], cov_io_im[i][j], abs_val ); + norm_fact = max( norm_fact, abs_val ); + + IVAS_CALCULATE_RABS( cov_oo_re[i][j], abs_val ); + norm_fact = max( norm_fact, abs_val ); + } + } + + norm_fact = ( norm_fact > EPSILON ) ? norm_fact : 1.0f; + + norm_fact = PCM16_TO_FLT_FAC / norm_fact; + + return norm_fact; +} + + +static void isar_split_rend_huffman_encode( + isar_split_rend_huffman_cfg_t *huff_cfg, + const int16_t in, + int32_t *hcode, + int32_t *hlen ) +{ + int32_t min_sym_val; + const int32_t *codebook; + + min_sym_val = huff_cfg->codebook[0]; + + codebook = &huff_cfg->codebook[3 * ( in - min_sym_val )]; + *hlen = codebook[1]; + *hcode = codebook[2]; + + return; +} + + +static void isar_split_rend_quant_md( + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd, + const ISAR_SPLIT_REND_POSE_TYPE pose_type, + const int16_t real_only, + float fix_pos_rot_mat[][BINAURAL_CHANNELS], + const float pred_1byquantstep ) +{ + int16_t ch1, ch2; + int16_t gd_idx_min; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + float quant_val; +#else + float sign, quant_val; +#endif + + if ( pose_type == PRED_ONLY || pose_type == PRED_ROLL_ONLY ) + { + float onebyquantstep; + + onebyquantstep = pred_1byquantstep; + if ( real_only == 1 ) + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + hMd->pred_mat_re[ch1][ch1] = hMd->pred_mat_re2[ch1]; + } + hMd->pred_mat_re[1][0] = 0.0f; + hMd->pred_mat_re[0][1] = 0.0f; + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + quant_val = hMd->pred_mat_re[ch1][ch2] - ( ( ch1 == ch2 ) ? 1.0f : 0.0f ); + quant_val = min( ISAR_SPLIT_REND_PRED_MAX_VAL, max( quant_val, ISAR_SPLIT_REND_PRED_MIN_VAL ) ); + hMd->pred_mat_re_idx[ch1][ch2] = (int16_t) roundf( onebyquantstep * quant_val ); + } + } +#else + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sign = ( hMd->pred_mat_re[ch1][ch2] >= 0.0f ) ? 1.0f : -1.0f; + IVAS_CALCULATE_ABS( hMd->pred_mat_re[ch1][ch2], hMd->pred_mat_im[ch1][ch2], hMd->pred_mat_re[ch1][ch2] ); + hMd->pred_mat_re[ch1][ch2] *= sign; + hMd->pred_mat_im[ch1][ch2] = 0.0f; + } + } +#endif + } +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + else + { +#endif + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + quant_val = hMd->pred_mat_re[ch1][ch2] - fix_pos_rot_mat[ch1][ch2]; + quant_val = min( ISAR_SPLIT_REND_PRED_MAX_VAL, max( quant_val, ISAR_SPLIT_REND_PRED_MIN_VAL ) ); + hMd->pred_mat_re_idx[ch1][ch2] = (int16_t) roundf( onebyquantstep * quant_val ); + } + } +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + } +#endif + + if ( real_only == 0 ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + quant_val = min( ISAR_SPLIT_REND_PRED_MAX_VAL, max( hMd->pred_mat_im[ch1][ch2], ISAR_SPLIT_REND_PRED_MIN_VAL ) ); + hMd->pred_mat_im_idx[ch1][ch2] = (int16_t) roundf( onebyquantstep * quant_val ); + } + } + } + } + else if ( pose_type == COM_GAIN_ONLY ) + { + quant_val = min( ISAR_SPLIT_REND_D_MAX_VAL, max( hMd->gd, ISAR_SPLIT_REND_D_MIN_VAL ) ); + gd_idx_min = (int16_t) roundf( ISAR_SPLIT_REND_D_1BYQ_STEP * ISAR_SPLIT_REND_D_MIN_VAL ); + hMd->gd_idx = (int16_t) roundf( ISAR_SPLIT_REND_D_1BYQ_STEP * quant_val ); + hMd->gd = hMd->gd_idx * ISAR_SPLIT_REND_D_Q_STEP; + hMd->gd_idx = hMd->gd_idx - gd_idx_min; + } + else if ( pose_type == LR_GAIN_ONLY ) + { + quant_val = min( ISAR_SPLIT_REND_PITCH_G_MAX_VAL, max( hMd->gd, ISAR_SPLIT_REND_PITCH_G_MIN_VAL ) ); + gd_idx_min = (int16_t) roundf( ISAR_SPLIT_REND_PITCH_G_1BYQ_STEP * ISAR_SPLIT_REND_PITCH_G_MIN_VAL ); + hMd->gd_idx = (int16_t) roundf( ISAR_SPLIT_REND_PITCH_G_1BYQ_STEP * quant_val ); + hMd->gd_idx = hMd->gd_idx - gd_idx_min; + + quant_val = min( ISAR_SPLIT_REND_PITCH_G_MAX_VAL, max( hMd->gd2, ISAR_SPLIT_REND_PITCH_G_MIN_VAL ) ); + hMd->gd2_idx = (int16_t) roundf( ISAR_SPLIT_REND_PITCH_G_1BYQ_STEP * quant_val ); + hMd->gd2_idx = hMd->gd2_idx - gd_idx_min; + } + + return; +} + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS +static void get_lr_gains( float cov_in[][BINAURAL_CHANNELS], + float cov_out[][BINAURAL_CHANNELS], + float gains[BINAURAL_CHANNELS] ) +{ + int16_t i; + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + gains[i] = cov_in[i][i]; + if ( gains[i] < EPSILON ) + { + gains[i] = 1.0f; + } + else + { + gains[i] = ( cov_out[i][i] ) / gains[i]; + gains[i] = sqrtf( gains[i] ); + } + } + return; +} +#endif + +static void ComputeCoeffs( + float cov_ii_re[][BINAURAL_CHANNELS], + float cov_ii_im[][BINAURAL_CHANNELS], + float cov_io_re[][BINAURAL_CHANNELS], + float cov_io_im[][BINAURAL_CHANNELS], + float cov_oo_re[][BINAURAL_CHANNELS], + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd, + const ISAR_SPLIT_REND_POSE_TYPE pose_type, + const int16_t real_only ) +{ + float postpred_cov_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_ii_norm_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_ii_norm_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_io_norm_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_io_norm_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_oo_norm_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float sigma_d, gd, gd2, gl2, gr2, cov_norm_fact; + int16_t i, j; + + if ( pose_type == PITCH_ONLY ) + { + float gd_tmp[BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + get_lr_gains( cov_ii_re, cov_oo_re, gd_tmp ); +#else + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + gd_tmp[i] = cov_ii_re[i][i]; + if ( gd_tmp[i] < EPSILON ) + { + gd_tmp[i] = 1.0f; + } + else + { + gd_tmp[i] = ( cov_oo_re[i][i] ) / gd_tmp[i]; + gd_tmp[i] = sqrtf( gd_tmp[i] ); + } + } +#endif + hMd->gd = gd_tmp[0]; + hMd->gd2 = gd_tmp[1]; + } + else + { + if ( real_only ) + { + float gd_tmp[BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + get_lr_gains( cov_ii_re, cov_oo_re, gd_tmp ); + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + hMd->pred_mat_re[i][i] = gd_tmp[i]; + hMd->pred_mat_re2[i] = gd_tmp[i]; + set_zero( hMd->pred_mat_im[i], BINAURAL_CHANNELS ); + } +#else + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + gd_tmp[i] = cov_ii_re[i][i]; + if ( gd_tmp[i] < EPSILON ) + { + gd_tmp[i] = 1.0f; + } + else + { + gd_tmp[i] = ( cov_oo_re[i][i] ) / gd_tmp[i]; + gd_tmp[i] = sqrtf( gd_tmp[i] ); + } + hMd->pred_mat_re[i][i] = gd_tmp[i]; + set_zero( hMd->pred_mat_im[i], BINAURAL_CHANNELS ); + } +#endif + hMd->pred_mat_re[1][0] = 0.0f; + hMd->pred_mat_re[0][1] = 0.0f; + } + else + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + get_lr_gains( cov_ii_re, cov_oo_re, hMd->pred_mat_re2 ); +#endif + cov_norm_fact = GetNormFact( cov_ii_re, cov_ii_im, cov_io_re, cov_io_im, cov_oo_re ); + + /* normalize the covariance */ + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + for ( j = 0; j < BINAURAL_CHANNELS; j++ ) + { + cov_ii_norm_re[i][j] = cov_ii_re[i][j] * cov_norm_fact; + cov_ii_norm_im[i][j] = cov_ii_im[i][j] * cov_norm_fact; + cov_io_norm_re[i][j] = cov_io_re[i][j] * cov_norm_fact; + cov_io_norm_im[i][j] = cov_io_im[i][j] * cov_norm_fact; + cov_oo_norm_re[i][j] = cov_oo_re[i][j] * cov_norm_fact; + } + } + + ComputePredMat( cov_ii_norm_re, cov_ii_norm_im, cov_io_norm_re, cov_io_norm_im, hMd->pred_mat_re, hMd->pred_mat_im, BINAURAL_CHANNELS, real_only ); + + ComputePostPredCov( cov_ii_norm_re, cov_ii_norm_im, hMd->pred_mat_re, hMd->pred_mat_im, postpred_cov_re, BINAURAL_CHANNELS ); + + /* normalize everything to +-1 range */ + gd = 1.0f / ( PCM16_TO_FLT_FAC ); + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + for ( j = 0; j < BINAURAL_CHANNELS; j++ ) + { + postpred_cov_re[i][j] *= gd; + cov_ii_norm_re[i][j] = cov_ii_norm_re[i][j] * gd; + cov_oo_norm_re[i][j] = cov_oo_norm_re[i][j] * gd; + } + } + + gd2 = 0.0f; + sigma_d = 0.0f; + hMd->gd = 0.0f; + + if ( postpred_cov_re[0][0] > EPSILON ) + { + gl2 = ( cov_oo_norm_re[0][0] - ( gd2 * sigma_d ) ) / max( EPSILON, postpred_cov_re[0][0] ); + gl2 = max( gl2, 1.0f ); + gl2 = sqrtf( gl2 ); + } + else + { + gl2 = 1.0f; + } + + if ( postpred_cov_re[1][1] > EPSILON ) + { + gr2 = ( cov_oo_norm_re[1][1] - ( gd2 * sigma_d ) ) / max( EPSILON, postpred_cov_re[1][1] ); + gr2 = max( gr2, 1.0f ); + gr2 = sqrtf( gr2 ); + } + else + { + gr2 = 1.0f; + } + + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + hMd->pred_mat_re[i][0] *= gl2; + hMd->pred_mat_re[i][1] *= gr2; + } + + if ( real_only == 0 ) + { + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + hMd->pred_mat_im[i][0] *= gl2; + hMd->pred_mat_im[i][1] *= gr2; + } + } + } + } + + return; +} + + +static void get_base2_bits( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int16_t num_subframes, + const int16_t num_quant_strats, + const int16_t pred_real_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + const int16_t pred_imag_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_quant_pnts_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + const int16_t d_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + const int16_t bands_pitch[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + const int16_t pred_real_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + const int16_t pred_imag_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int32_t base2bits[ISAR_SPLIT_REND_NUM_QUANT_STRATS] ) +{ + int16_t pred_roll_bits; + int16_t d_gain_bits, pitch_gain_bits, pose_idx, q; + int16_t pred_yaw_bits[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + + ISAR_SPLIT_REND_POSE_TYPE pose_type; + + for ( q = 0; q < num_quant_strats; q++ ) + { + pred_yaw_bits[q] = (int16_t) ceilf( log2f( pred_quant_pnts_yaw[q] ) ); + } + pred_roll_bits = (int16_t) ceilf( log2f( ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS ) ); + + d_gain_bits = (int16_t) ceilf( log2f( ISAR_SPLIT_REND_D_QUANT_PNTS ) ); + pitch_gain_bits = d_gain_bits; + + for ( q = 0; q < num_quant_strats; q++ ) + { + base2bits[q] = 0; + } + + for ( q = 0; q < num_quant_strats; q++ ) + { + for ( pose_idx = 0; pose_idx < pMultiBinPoseData->num_poses - 1; pose_idx++ ) + { + pose_type = hBinHrSplitPreRend->pose_type[pose_idx]; + if ( pose_type == ANY_YAW ) + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + base2bits[q] += pred_yaw_bits[q] * pred_real_bands_yaw[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; + base2bits[q] += pred_yaw_bits[q] * pred_imag_bands_yaw[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; +#else + base2bits[q] += pred_yaw_bits[q] * pred_real_bands_yaw[q] * num_subframes * BINAURAL_CHANNELS; + base2bits[q] += pred_yaw_bits[q] * pred_imag_bands_yaw[q] * num_subframes * BINAURAL_CHANNELS; + base2bits[q] += pred_yaw_bits[q] * pred_imag_bands_yaw[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; +#endif + base2bits[q] += d_gain_bits * d_bands_yaw[q] * num_subframes; + } + else if ( pose_type == PITCH_ONLY ) + { + base2bits[q] += pitch_gain_bits * bands_pitch[q] * num_subframes; + base2bits[q] += pitch_gain_bits * bands_pitch[q] * num_subframes; + } + else + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + base2bits[q] += pred_roll_bits * pred_real_bands_roll[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; + base2bits[q] += pred_roll_bits * pred_imag_bands_roll[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; +#else + base2bits[q] += pred_roll_bits * pred_real_bands_roll[q] * num_subframes * BINAURAL_CHANNELS; + base2bits[q] += pred_roll_bits * pred_imag_bands_roll[q] * num_subframes * BINAURAL_CHANNELS; + base2bits[q] += pred_roll_bits * pred_imag_bands_roll[q] * num_subframes * BINAURAL_CHANNELS * BINAURAL_CHANNELS; +#endif + } + } + } + + return; +} + + +static void isar_SplitRenderer_code_md_base2( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int16_t num_subframes, + const int16_t pred_real_bands_yaw, + const int16_t pred_imag_bands_yaw, + const int16_t pred_quant_pnts_yaw, + const int16_t d_bands_yaw, + const int16_t bands_pitch, + const int16_t pred_real_bands_roll, + const int16_t pred_imag_bands_roll, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int16_t pos_idx, b, ch1, ch2, sf_idx; + int16_t min_pred_idx, min_gd_idx, min_p_gd_idx, pred_code_len, gd_code_len, p_gd_code_len, num_poses; + int16_t min_pred_roll_idx, pred_roll_code_len; + int16_t pred_cb_idx; + int32_t code; + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg; + + pHuff_cfg = &hBinHrSplitPreRend->huff_cfg; + if ( pred_quant_pnts_yaw == ISAR_SPLIT_REND_PRED_63QUANT_PNTS ) + { + pred_cb_idx = 1; + } + else + { + pred_cb_idx = 0; + } + min_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[0]; + min_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[0]; + min_gd_idx = (int16_t) pHuff_cfg->gd.codebook[0]; + min_p_gd_idx = (int16_t) pHuff_cfg->p_gd.codebook[0]; + + pred_code_len = pHuff_cfg->pred_base2_code_len[pred_cb_idx]; + pred_roll_code_len = pHuff_cfg->pred_roll_base2_code_len; + gd_code_len = pHuff_cfg->gd_base2_code_len; + p_gd_code_len = pHuff_cfg->p_gd_base2_code_len; + + num_poses = pMultiBinPoseData->num_poses; + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPreRend->pose_type[pos_idx] == ANY_YAW ) + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch2] - min_pred_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_code_len ); + } + } + } + + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_im_idx[ch1][ch2] - min_pred_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_code_len ); + } + } + } +#else + + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch2] - min_pred_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_code_len ); + } + } + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_im_idx[ch1][ch2] - min_pred_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_code_len ); + } + } + } + + for ( ; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch1] - min_pred_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_code_len ); + } + } +#endif + for ( b = 0; b < d_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + code = hMd->gd_idx - min_gd_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, gd_code_len ); + } + } + else if ( hBinHrSplitPreRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + code = hMd->gd_idx - min_p_gd_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, p_gd_code_len ); + + code = hMd->gd2_idx - min_p_gd_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, p_gd_code_len ); + } + } + else + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch2] - min_pred_roll_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_roll_code_len ); + } + } + } + + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_im_idx[ch1][ch2] - min_pred_roll_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_roll_code_len ); + } + } + } +#else + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch2] - min_pred_roll_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_roll_code_len ); + } + } + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + code = hMd->pred_mat_im_idx[ch1][ch2] - min_pred_roll_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_roll_code_len ); + } + } + } + + for ( ; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + code = hMd->pred_mat_re_idx[ch1][ch1] - min_pred_roll_idx; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, pred_roll_code_len ); + } + } +#endif + } + } + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + { + static int16_t num_bits = 0; + static int16_t cntr = 0; + float fnum_bits; + + cntr++; + + num_bits += pBits->bits_written; + /* collect bits for every second */ + if ( cntr == 50 ) + { + cntr = 0; + fnum_bits = (float) num_bits / 1000.0f; + dbgwrite_txt( &fnum_bits, 1, "split_rend_MD_bitrate.txt", "MD bitrate (kbps)" ); + num_bits = 0; + } + } +#endif + return; +} + + +static void isar_SplitRenderer_code_md_huff( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int16_t num_subframes, + const int16_t pred_real_bands_yaw, + const int16_t pred_imag_bands_yaw, + const int16_t pred_quant_pnts_yaw, + const int16_t d_bands_yaw, + const int16_t bands_pitch, + const int16_t pred_real_bands_roll, + const int16_t pred_imag_bands_roll, + ISAR_SPLIT_REND_BITS_HANDLE pBits ) +{ + int16_t pos_idx, b, ch1, ch2, sf_idx, num_poses; + int16_t sym_adj_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t min_pred_idx, max_pred_idx; + int16_t min_pred_roll_idx, max_pred_roll_idx, pred_cb_idx; + int32_t code, len; + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg; + + pHuff_cfg = &hBinHrSplitPreRend->huff_cfg; + + if ( pred_quant_pnts_yaw == ISAR_SPLIT_REND_PRED_63QUANT_PNTS ) + { + pred_cb_idx = 1; + } + else + { + pred_cb_idx = 0; + } + + min_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[0]; + max_pred_idx = (int16_t) pHuff_cfg->pred[pred_cb_idx].codebook[( pred_quant_pnts_yaw - 1 ) * 3]; + min_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[0]; + max_pred_roll_idx = (int16_t) pHuff_cfg->pred_roll.codebook[( ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS - 1 ) * 3]; + + num_poses = pMultiBinPoseData->num_poses; + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPreRend->pose_type[pos_idx] == ANY_YAW ) + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, -1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred[pred_cb_idx], sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_im_idx, sym_adj_idx, 1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + + isar_split_rend_huffman_encode( &pHuff_cfg->pred[pred_cb_idx], sym_adj_idx[ch1][ch2], &code, &len ); + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } +#else + for ( b = 0; b < pred_imag_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, -1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred[pred_cb_idx], sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_im_idx, sym_adj_idx, 1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred[pred_cb_idx], sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } + + for ( ; b < pred_real_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, 1, min_pred_idx, max_pred_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred[pred_cb_idx], sym_adj_idx[ch1][ch1], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } +#endif + for ( b = 0; b < d_bands_yaw; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_huffman_encode( &pHuff_cfg->gd, hMd->gd_idx, &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + else if ( hBinHrSplitPreRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_huffman_encode( &pHuff_cfg->p_gd, hMd->gd_idx, &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + + isar_split_rend_huffman_encode( &pHuff_cfg->p_gd, hMd->gd2_idx, &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + else + { +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + for ( b = 0; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, -1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred_roll, sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_im_idx, sym_adj_idx, 1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred_roll, sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } +#else + for ( b = 0; b < pred_imag_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, -1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred_roll, sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_im_idx, sym_adj_idx, 1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred_roll, sym_adj_idx[ch1][ch2], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } + } + + for ( ; b < pred_real_bands_roll; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_SplitRenderer_getdiagdiff( hMd->pred_mat_re_idx, sym_adj_idx, 1, min_pred_roll_idx, max_pred_roll_idx ); + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + isar_split_rend_huffman_encode( &pHuff_cfg->pred_roll, sym_adj_idx[ch1][ch1], &code, &len ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, code, len ); + } + } +#endif + } + } + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + { + static int16_t num_bits = 0; + static int16_t cntr = 0; + float fnum_bits; + + cntr++; + num_bits += pBits->bits_written; + /* collect bits for every second */ + if ( cntr == 50 ) + { + cntr = 0; + fnum_bits = (float) num_bits / 1000.0f; + dbgwrite_txt( &fnum_bits, 1, "split_rend_MD_bitrate.txt", "MD bitrate (kbps)" ); + num_bits = 0; + } + } +#endif + return; +} + + +static void isar_SplitRenderer_quant_code( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + const IVAS_QUATERNION headPosition, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int16_t low_res_pre_rend_rot, +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + const int16_t ro_md_flag, +#endif + const int32_t target_md_bits ) +{ +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + int16_t q, num_subframes, sf_idx, pos_idx, b, num_quant_strats; +#else + int16_t num_complex_bands, q, num_subframes, sf_idx, pos_idx, b, num_quant_strats; +#endif + int32_t overhead_bits, quant_strat_bits, huff_bits, start_bit; + int16_t pred_real_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], pred_real_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int16_t pred_imag_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], pred_imag_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int16_t d_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], bands_pitch[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int32_t base2bits[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + int16_t pred_quant_pnts_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + float pred_1byquantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + float pred_quantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS]; + ISAR_BIN_HR_SPLIT_REND_MD_HANDLE hMd; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + int16_t rot_axis_code, num_bits; +#endif + + if ( low_res_pre_rend_rot ) + { + num_subframes = 1; + } + else + { + num_subframes = MAX_PARAM_SPATIAL_SUBFRAMES; + } + + overhead_bits = pBits->bits_written; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pMultiBinPoseData->dof, ISAR_SPLIT_REND_DOF_BITS ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, pMultiBinPoseData->hq_mode, ISAR_SPLIT_REND_HQ_MODE_BITS ); +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + rot_axis_code = isar_renderSplitGetCodeFromRot_axis( pMultiBinPoseData->dof, pMultiBinPoseData->rot_axis, &num_bits ); + if ( num_bits > 0 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, (int32_t) rot_axis_code, num_bits ); + } + ISAR_SPLIT_REND_BITStream_write_int32( pBits, (int32_t) ro_md_flag, ISAR_SPLIT_REND_RO_FLAG_BITS ); +#else + ISAR_SPLIT_REND_BITStream_write_int32( pBits, (int32_t) pMultiBinPoseData->rot_axis, ISAR_SPLIT_REND_ROT_AXIS_BITS ); +#endif + + /* code ref pose*/ + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + int16_t angle; + IVAS_QUATERNION head_pos_euler; + + Quat2EulerDegree( headPosition, &head_pos_euler.z, &head_pos_euler.y, &head_pos_euler.x ); + angle = (int16_t) roundf( head_pos_euler.x ); + angle += 180; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, angle, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + + angle = (int16_t) roundf( head_pos_euler.y ); + angle += 180; + ISAR_SPLIT_REND_BITStream_write_int32( pBits, angle, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + + angle = (int16_t) roundf( head_pos_euler.z ); + angle += 180; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, angle, ISAR_SPLIT_REND_HEAD_POSE_BITS ); + } + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + isar_split_rend_get_quant_params( MAX_SPLIT_REND_MD_BANDS, pred_real_bands_yaw, pred_imag_bands_yaw, + pred_quant_pnts_yaw, pred_quantstep_yaw, pred_1byquantstep_yaw, + d_bands_yaw, bands_pitch, pred_real_bands_roll, pred_imag_bands_roll, ro_md_flag, &num_quant_strats ); +#else + isar_split_rend_get_quant_params( MAX_SPLIT_REND_MD_BANDS, pred_real_bands_yaw, pred_imag_bands_yaw, + pred_quant_pnts_yaw, pred_quantstep_yaw, pred_1byquantstep_yaw, + d_bands_yaw, bands_pitch, pred_real_bands_roll, pred_imag_bands_roll, &num_quant_strats, &num_complex_bands ); +#endif + quant_strat_bits = (int32_t) ceilf( log2f( num_quant_strats ) ); + + overhead_bits = pBits->bits_written - overhead_bits + quant_strat_bits + 1; /* 1 for base2 vs huff */ + + get_base2_bits( hBinHrSplitPreRend, pMultiBinPoseData, num_subframes, num_quant_strats, pred_real_bands_yaw, pred_imag_bands_yaw, + pred_quant_pnts_yaw, + d_bands_yaw, bands_pitch, pred_real_bands_roll, pred_imag_bands_roll, base2bits ); + + for ( q = 0; q < num_quant_strats; q++ ) + { + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPreRend->pose_type[pos_idx] == ANY_YAW ) + { + for ( b = 0; b < pred_imag_bands_yaw[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + + isar_split_rend_quant_md( hMd, PRED_ONLY, 0, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], pred_1byquantstep_yaw[q] ); + } + for ( ; b < pred_real_bands_yaw[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + + isar_split_rend_quant_md( hMd, PRED_ONLY, 1, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], pred_1byquantstep_yaw[q] ); + } + + for ( b = 0; b < d_bands_yaw[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + + isar_split_rend_quant_md( hMd, COM_GAIN_ONLY, 1, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], 0 ); + } + } + else if ( hBinHrSplitPreRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_quant_md( hMd, LR_GAIN_ONLY, 1, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], 0 ); + } + } + else + { + for ( b = 0; b < pred_imag_bands_roll[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_quant_md( hMd, PRED_ROLL_ONLY, 0, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], ISAR_SPLIT_REND_PRED_ROLL_1BYQ_STEP ); + } + for ( ; b < pred_real_bands_roll[q]; b++ ) + { + hMd = &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + isar_split_rend_quant_md( hMd, PRED_ROLL_ONLY, 1, hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx], ISAR_SPLIT_REND_PRED_ROLL_1BYQ_STEP ); + } + } + } + } + + /*get base2 bits and check if its within target. if yes then code with base2 to save complexity on post renderer*/ + start_bit = pBits->bits_written; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 1, 1 ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, q, quant_strat_bits ); + + huff_bits = pBits->bits_written; + isar_SplitRenderer_code_md_huff( + hBinHrSplitPreRend, + pMultiBinPoseData, + num_subframes, + pred_real_bands_yaw[q], + pred_imag_bands_yaw[q], + pred_quant_pnts_yaw[q], + d_bands_yaw[q], + bands_pitch[q], + pred_real_bands_roll[q], + pred_imag_bands_roll[q], + pBits ); + + huff_bits = pBits->bits_written - huff_bits; + + if ( ( target_md_bits >= ( base2bits[q] + overhead_bits ) ) || ( target_md_bits >= ( huff_bits + overhead_bits ) ) || ( q == ( num_quant_strats - 1 ) ) ) + { + if ( huff_bits > base2bits[q] ) + { + pBits->bits_written = start_bit; + + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0, 1 ); + ISAR_SPLIT_REND_BITStream_write_int32( pBits, q, quant_strat_bits ); + + isar_SplitRenderer_code_md_base2( hBinHrSplitPreRend, pMultiBinPoseData, num_subframes, pred_real_bands_yaw[q], pred_imag_bands_yaw[q], + pred_quant_pnts_yaw[q], + d_bands_yaw[q], bands_pitch[q], pred_real_bands_roll[q], pred_imag_bands_roll[q], pBits ); + } + break; + } + + pBits->bits_written = start_bit; + } + +#ifdef SPLIT_MD_CODING_DEBUG + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + int16_t val, quant_strat, ch1, ch2; + char filename[200] = "split_md_debug_indices.bin"; + quant_strat = q; + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPreRend->pose_type[pos_idx] == ANY_YAW ) + { + for ( b = 0; b < pred_real_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + } + for ( b = 0; b < pred_imag_bands_yaw[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + } + for ( b = 0; b < d_bands_yaw[quant_strat]; b++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd_idx; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + else if ( hBinHrSplitPreRend->pose_type[pos_idx] == PITCH_ONLY ) + { + for ( b = 0; b < bands_pitch[quant_strat]; b++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd_idx; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].gd2_idx; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + else + { + for ( b = 0; b < pred_real_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_re_idx[ch1][ch2]; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + } + for ( b = 0; b < pred_imag_bands_roll[quant_strat]; b++ ) + { + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + val = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b].pred_mat_im_idx[ch1][ch2]; + dbgwrite( &val, sizeof( int16_t ), 1, 1, filename ); + } + } + } + } + } + } +#endif + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_SplitRenderer_GetRotMd() + * + * + *------------------------------------------------------------------------*/ + +static void isar_SplitRenderer_GetRotMd( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, /* i/o: binaural renderer handle */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_RealBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Reference Binaural signals */ + float Cldfb_ImagBuffer_Ref_Binaural[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Reference Binaural signals */ + const int16_t low_res, + const int16_t ro_md_flag ) +{ + float cov_ii_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_oo_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_io_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_ii_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_oo_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float cov_io_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t real_only = 0; + int16_t pos_idx, b, sf_idx, start_slot_idx, num_slots, num_subframes, ch_s_idx1, ch_s_idx2; + int16_t num_md_bands, num_poses; + const int16_t *pBand_grouping = isar_split_rend_band_grouping; + + push_wmops( "isar_SplitRenderer_GetRotMd" ); + + num_md_bands = MAX_SPLIT_REND_MD_BANDS; + num_poses = pMultiBinPoseData->num_poses; + + if ( low_res ) + { + num_slots = CLDFB_NO_COL_MAX; + num_subframes = 1; + } + else + { + num_slots = MAX_PARAM_SPATIAL_SUBFRAMES; + num_subframes = MAX_PARAM_SPATIAL_SUBFRAMES; + } + + /* compute reference signal covariance */ + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + start_slot_idx = sf_idx * num_slots; + for ( b = 0; b < num_md_bands; b++ ) + { + if ( ( b < SPLIT_REND_RO_MD_BAND_THRESH ) || ( !ro_md_flag && b < COMPLEX_MD_BAND_THRESH ) ) + { + real_only = 0; + } + else + { + real_only = 1; + } + + ch_s_idx1 = 0; + ComputeBandedCov( Cldfb_RealBuffer_Ref_Binaural, Cldfb_ImagBuffer_Ref_Binaural, ch_s_idx1, cov_ii_re, cov_ii_im, BINAURAL_CHANNELS, pBand_grouping, num_slots, start_slot_idx, b, real_only ); + + /* compute rotated signal covariance */ + for ( pos_idx = 0; pos_idx < num_poses - 1; pos_idx++ ) + { + if ( hBinHrSplitPreRend->pose_type[pos_idx] == ANY_ROLL ) + { + if ( b >= SPLIT_REND_RO_MD_BAND_THRESH ) + { + real_only = 1; + } + } + ch_s_idx2 = ( pos_idx + 1 ) * BINAURAL_CHANNELS; + ComputeBandedCrossCov( Cldfb_RealBuffer_Ref_Binaural, Cldfb_ImagBuffer_Ref_Binaural, ch_s_idx1, Cldfb_RealBuffer_Ref_Binaural, Cldfb_ImagBuffer_Ref_Binaural, ch_s_idx2, cov_io_re, cov_io_im, BINAURAL_CHANNELS, pBand_grouping, num_slots, start_slot_idx, b, real_only ); + + ComputeBandedCov( Cldfb_RealBuffer_Ref_Binaural, Cldfb_ImagBuffer_Ref_Binaural, ch_s_idx2, cov_oo_re, cov_oo_im, BINAURAL_CHANNELS, pBand_grouping, num_slots, start_slot_idx, b, real_only ); + + ComputeCoeffs( cov_ii_re, cov_ii_im, cov_io_re, cov_io_im, cov_oo_re, &hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b], hBinHrSplitPreRend->pose_type[pos_idx], real_only ); + } + } + } + + pop_wmops(); + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_rend_CldfbSplitPreRendProcess() + * + * + *------------------------------------------------------------------------*/ + +void isar_rend_CldfbSplitPreRendProcess( + const ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend, + const IVAS_QUATERNION headPosition, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t target_md_bits, + const int16_t low_res_pre_rend_rot, + const int16_t ro_md_flag ) +{ + push_wmops( "isar_rend_CldfbSplitPreRendProcess" ); + + isar_SplitRenderer_GetRotMd( hBinHrSplitPreRend, pMultiBinPoseData, Cldfb_In_BinReal, Cldfb_In_BinImag, low_res_pre_rend_rot, ro_md_flag ); + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + isar_SplitRenderer_quant_code( hBinHrSplitPreRend, headPosition, pMultiBinPoseData, pBits, low_res_pre_rend_rot, ro_md_flag, target_md_bits ); +#else + isar_SplitRenderer_quant_code( hBinHrSplitPreRend, headPosition, pMultiBinPoseData, pBits, low_res_pre_rend_rot, target_md_bits ); +#endif + +#ifdef SPLIT_POSE_CORRECTION_DEBUG + float tmpCrendBuffer[2][L_FRAME48k], quant_val, step, minv, maxv; + IVAS_QUATERNION QuaternionsPost[MAX_PARAM_SPATIAL_SUBFRAMES], head_pos_euler; + float Cldfb_RealBuffer_Binaural_5ms[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural_5ms[BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + int16_t sf_idx, pos_idx, b, ch1, ch2; + int32_t read_off, write_off; + for ( sf_idx = 0; sf_idx < MAX_PARAM_SPATIAL_SUBFRAMES; sf_idx++ ) + { + QuaternionsPost[sf_idx].w = -3.0f; + QuaternionsPost[sf_idx].x = 0.0f; + QuaternionsPost[sf_idx].y = 0.0f; + QuaternionsPost[sf_idx].z = 0.0f; + } + + hBinHrSplitPreRend->hBinHrSplitPostRend->low_Res = 1; + set_fix_rotation_mat( hBinHrSplitPreRend->hBinHrSplitPostRend->fix_pos_rot_mat, pMultiBinPoseData ); + set_pose_types( hBinHrSplitPreRend->hBinHrSplitPostRend->pose_type, pMultiBinPoseData ); + for ( sf_idx = 0; sf_idx < MAX_PARAM_SPATIAL_SUBFRAMES; sf_idx++ ) + { + Quat2EulerDegree( headPosition, &head_pos_euler.z, &head_pos_euler.y, &head_pos_euler.x ); + hBinHrSplitPreRend->hBinHrSplitPostRend->QuaternionsPre[sf_idx].w = -3.0f; + hBinHrSplitPreRend->hBinHrSplitPostRend->QuaternionsPre[sf_idx].x = roundf( head_pos_euler.x ); + hBinHrSplitPreRend->hBinHrSplitPostRend->QuaternionsPre[sf_idx].y = roundf( head_pos_euler.y ); + hBinHrSplitPreRend->hBinHrSplitPostRend->QuaternionsPre[sf_idx].z = roundf( head_pos_euler.z ); + } + for ( sf_idx = 0; sf_idx < 1; sf_idx++ ) + { + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + for ( b = 0; b < MAX_SPLIT_REND_MD_BANDS; b++ ) + { + hBinHrSplitPreRend->hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b] = hBinHrSplitPreRend->rot_md[pos_idx][sf_idx][b]; + BIN_HR_SPLIT_REND_MD_HANDLE hMd; + hMd = &hBinHrSplitPreRend->hBinHrSplitPostRend->rot_md[pos_idx][sf_idx][b]; + minv = -1.4f; + maxv = 1.4f; + step = ( maxv - minv ) / 62.0f; + if ( b >= 20 ) + { + float sign; + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + sign = ( hMd->pred_mat_re[ch1][ch2] >= 0.0f ) ? 1.0f : -1.0f; + IVAS_CALCULATE_ABS( hMd->pred_mat_re[ch1][ch2], hMd->pred_mat_im[ch1][ch2], hMd->pred_mat_re[ch1][ch2] ); + hMd->pred_mat_re[ch1][ch2] *= sign; + hMd->pred_mat_im[ch1][ch2] = 0.0f; + } + } + } + + for ( ch1 = 0; ch1 < BINAURAL_CHANNELS; ch1++ ) + { + for ( ch2 = 0; ch2 < BINAURAL_CHANNELS; ch2++ ) + { + quant_val = hMd->pred_mat_re[ch1][ch2] - hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx][ch1][ch2]; + quant_val = min( maxv, max( quant_val, minv ) ); + quant_val = (int16_t) roundf( quant_val / step ); + hMd->pred_mat_re[ch1][ch2] = quant_val * step; + hMd->pred_mat_re[ch1][ch2] += hBinHrSplitPreRend->fix_pos_rot_mat[pos_idx][ch1][ch2]; + + quant_val = hMd->pred_mat_im[ch1][ch2]; + quant_val = min( maxv, max( quant_val, minv ) ); + quant_val = (int16_t) roundf( quant_val / step ); + hMd->pred_mat_im[ch1][ch2] = quant_val * step; + } + } + } + } + } + + for ( sf_idx = 0; sf_idx < MAX_PARAM_SPATIAL_SUBFRAMES; sf_idx++ ) + { + mvr2r( (float *) Cldfb_In_BinReal[0][sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES], (float *) Cldfb_RealBuffer_Binaural_5ms[0], MAX_PARAM_SPATIAL_SUBFRAMES * CLDFB_NO_CHANNELS_MAX ); + mvr2r( (float *) Cldfb_In_BinReal[1][sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES], (float *) Cldfb_RealBuffer_Binaural_5ms[1], MAX_PARAM_SPATIAL_SUBFRAMES * CLDFB_NO_CHANNELS_MAX ); + mvr2r( (float *) Cldfb_In_BinImag[0][sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES], (float *) Cldfb_ImagBuffer_Binaural_5ms[0], MAX_PARAM_SPATIAL_SUBFRAMES * CLDFB_NO_CHANNELS_MAX ); + mvr2r( (float *) Cldfb_In_BinImag[1][sf_idx * MAX_PARAM_SPATIAL_SUBFRAMES], (float *) Cldfb_ImagBuffer_Binaural_5ms[1], MAX_PARAM_SPATIAL_SUBFRAMES * CLDFB_NO_CHANNELS_MAX ); + isar_rend_CldfbSplitPostRendProcess( hBinHrSplitPreRend->hBinHrSplitPostRend, pMultiBinPoseData, QuaternionsPost[0], Cldfb_RealBuffer_Binaural_5ms, Cldfb_ImagBuffer_Binaural_5ms, tmpCrendBuffer, 1 ); + + { + float *pOut[2]; + char fname[200] = "ref_act_pos.wav"; + pOut[0] = tmpCrendBuffer[0]; + pOut[1] = tmpCrendBuffer[1]; + dbgwrite_wav( pOut, CLDFB_NO_COL_MAX * hBinHrSplitPreRend->hBinHrSplitPostRend->cldfbSyn[0]->no_channels, fname, 48000, 2 ); + } + } +#endif + + pop_wmops(); + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinPreRendOpen() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_splitBinPreRendOpen( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE *hBinHrSplitPreRend, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + , + const int32_t output_Fs +#endif +) +{ + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinRend; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + ivas_error error; + int16_t ch; +#endif + int16_t pos_idx, sf_idx, bandIdx; + + if ( ( hBinRend = (ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE) malloc( sizeof( ISAR_BIN_HR_SPLIT_PRE_REND ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for bin split pre renderer Module \n" ) ); + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + for ( int16_t i = 0; i < MAX_HEAD_ROT_POSES + 1; i++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hBinRend->cldfbSynRotBinDec[i][ch] = NULL; + } + } + + for ( int16_t i = 0; i < MAX_HEAD_ROT_POSES + 1; i++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( error = openCldfb( &( hBinRend->cldfbSynRotBinDec[i][ch] ), CLDFB_SYNTHESIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } +#endif + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + for ( sf_idx = 0; sf_idx < MAX_SPLIT_MD_SUBFRAMES; sf_idx++ ) + { + for ( bandIdx = 0; bandIdx < MAX_SPLIT_REND_MD_BANDS; bandIdx++ ) + { + hBinRend->rot_md[pos_idx][sf_idx][bandIdx].gd = 0.0f; + } + } + } + + set_fix_rotation_mat( hBinRend->fix_pos_rot_mat, pMultiBinPoseData ); + + set_pose_types( hBinRend->pose_type, pMultiBinPoseData ); + + isar_split_rend_init_huff_cfg( &hBinRend->huff_cfg ); + +#ifdef SPLIT_POSE_CORRECTION_DEBUG + ivas_error error; + if ( ( error = isar_splitBinPostRendOpen( &hBinRend->hBinHrSplitPostRend, pMultiBinPoseData, 48000 ) ) != IVAS_ERR_OK ) + { + return error; + } +#endif + + *hBinHrSplitPreRend = hBinRend; + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * Function isar_splitBinPreRendClose() + * + * + *------------------------------------------------------------------------*/ + +void isar_splitBinPreRendClose( + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE *hBinHrSplitPreRend ) +{ + if ( ( *hBinHrSplitPreRend ) != NULL ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + { + int16_t i, n; + for ( i = 0; i < MAX_HEAD_ROT_POSES + 1; i++ ) + { + for ( n = 0; n < BINAURAL_CHANNELS; n++ ) + { + if ( ( *hBinHrSplitPreRend )->cldfbSynRotBinDec[i][n] != NULL ) + { + deleteCldfb( &( ( *hBinHrSplitPreRend )->cldfbSynRotBinDec[i][n] ) ); + ( *hBinHrSplitPreRend )->cldfbSynRotBinDec[i][n] = NULL; + } + } + } + } +#endif +#ifdef SPLIT_POSE_CORRECTION_DEBUG + isar_splitBinPostRendClose( &( *hBinHrSplitPreRend )->hBinHrSplitPostRend ); +#endif + + free( ( *hBinHrSplitPreRend ) ); + ( *hBinHrSplitPreRend ) = NULL; + } + + return; +} + + +/*-------------------------------------------------------------------------* + * isar_set_split_rend_ht_setup() + * + * + *-------------------------------------------------------------------------*/ + +void isar_set_split_rend_ht_setup( + SPLIT_REND_WRAPPER *hSplitrend, + IVAS_QUATERNION Quaternions[MAX_PARAM_SPATIAL_SUBFRAMES], + float Rmat[MAX_PARAM_SPATIAL_SUBFRAMES][3][3] ) +{ + int16_t sf, i, j; + if ( hSplitrend->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + for ( sf = 1; sf < MAX_PARAM_SPATIAL_SUBFRAMES; sf++ ) + { + Quaternions[sf] = Quaternions[0]; + + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + Rmat[sf][i][j] = Rmat[0][i][j]; + } + } + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_init_split_rend_handles() + * + * + *------------------------------------------------------------------------*/ + +void isar_init_split_rend_handles( + SPLIT_REND_WRAPPER *hSplitRendWrapper ) +{ + int16_t i; + + hSplitRendWrapper->hBinHrSplitPreRend = NULL; + hSplitRendWrapper->hCldfbHandles = NULL; + hSplitRendWrapper->hSplitBinLCLDEnc = NULL; + hSplitRendWrapper->hLc3plusEnc = NULL; + + for ( i = 0; i < MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; ++i ) + { + hSplitRendWrapper->lc3plusDelayBuffers[i] = NULL; + } + hSplitRendWrapper->lc3plusDelaySamples = 0; + + isar_init_multi_bin_pose_data( &hSplitRendWrapper->multiBinPoseData ); + + return; +} + +/*------------------------------------------------------------------------- + * Function split_renderer_open_lc3plus() + * + * + *------------------------------------------------------------------------*/ + +ivas_error split_renderer_open_lc3plus( + SPLIT_REND_WRAPPER *hSplitRendWrapper, + const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, + const int32_t OutSampleRate, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const IVAS_RENDER_FRAMESIZE isar_frame_size +#else + const int16_t num_subframes +#endif +) +{ + ivas_error error; + int16_t i, delayBufferLength; + LC3PLUS_CONFIG config; +#if defined ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t isar_frame_size_ms; + + if ( ( error = isar_framesize_to_ms( isar_frame_size, &isar_frame_size_ms ) ) != IVAS_ERR_OK ) + { + return error; + } +#endif + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* Check configuration validity */ + if ( isar_frame_size_ms < pSplitRendConfig->codec_frame_size_ms ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "SR codec frame doesn't fit in one output frame" ); + } +#endif + + config.lc3plus_frame_duration_us = pSplitRendConfig->codec_frame_size_ms * 1000; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + config.isar_frame_duration_us = ( pSplitRendConfig->dof == 0 ) ? config.lc3plus_frame_duration_us * num_subframes : 20000; +#endif + config.samplerate = OutSampleRate; + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + config.isar_frame_duration_us = isar_frame_size_ms * 1000; +#endif + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + config.high_res_mode_enabled = ( pSplitRendConfig->lc3plus_highres != 0 ); +#endif + config.channels = BINAURAL_CHANNELS; + + if ( ( error = ISAR_LC3PLUS_ENC_Open( config, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + isar_get_lcld_bitrate( pSplitRendConfig->splitRendBitRate, pSplitRendConfig->poseCorrectionMode ), +#else + isar_get_lc3plus_bitrate( pSplitRendConfig->splitRendBitRate, pSplitRendConfig->poseCorrectionMode, (int16_t) ( config.isar_frame_duration_us / 1000 ) ), +#endif + &hSplitRendWrapper->hLc3plusEnc ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* This returns delay of entire LC3plus chain (enc + dec) */ + if ( ( error = ISAR_LC3PLUS_ENC_GetDelay( hSplitRendWrapper->hLc3plusEnc, &hSplitRendWrapper->lc3plusDelaySamples ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Alocate buffers for delay compensation */ + if ( pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS ) + { + delayBufferLength = (int16_t) ( OutSampleRate / (int32_t) FRAMES_PER_SECOND + hSplitRendWrapper->lc3plusDelaySamples ); + for ( i = 0; i < hSplitRendWrapper->multiBinPoseData.num_poses * BINAURAL_CHANNELS; ++i ) + { + if ( ( hSplitRendWrapper->lc3plusDelayBuffers[i] = malloc( delayBufferLength * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for multiBinPoseData handle\n" ) ); + } + + set_zero( hSplitRendWrapper->lc3plusDelayBuffers[i], delayBufferLength ); + } + } + else + { + /* Delay is always expected to be exactly 2 CLDFB columns */ + assert( hSplitRendWrapper->lc3plusDelaySamples % ( OutSampleRate / FRAMES_PER_SEC / CLDFB_NO_COL_MAX ) == 0 ); + assert( hSplitRendWrapper->lc3plusDelaySamples / ( OutSampleRate / FRAMES_PER_SEC / CLDFB_NO_COL_MAX ) == 2 ); + + delayBufferLength = 2 /* Columns */ * 2 /* real and imag */ * CLDFB_NO_CHANNELS_MAX; + for ( i = 0; i < hSplitRendWrapper->multiBinPoseData.num_poses * BINAURAL_CHANNELS; ++i ) + { + if ( ( hSplitRendWrapper->lc3plusDelayBuffers[i] = malloc( delayBufferLength * sizeof( float ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for multiBinPoseData handle\n" ) ); + } + + set_zero( hSplitRendWrapper->lc3plusDelayBuffers[i], delayBufferLength ); + } + } + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * Function splitRendLc3plusEncodeAndWrite() + * + * + *------------------------------------------------------------------------*/ + +ivas_error splitRendLc3plusEncodeAndWrite( + SPLIT_REND_WRAPPER *hSplitBin, + ISAR_SPLIT_REND_BITS_HANDLE pBits, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int32_t available_bits, +#endif +#else + const int32_t SplitRendBitRate, +#endif + float *in[] ) +{ + ivas_error error; + int16_t i; + int32_t lc3plusBitstreamSize; + float *channel_ptrs[MAX_HEAD_ROT_POSES * 2]; + assert( hSplitBin->hLc3plusEnc != NULL ); + + /* Find next byte boundary and zero-pad to it */ + while ( pBits->bits_written % 8 != 0 ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0L, 1 ); + } + + for ( i = 0; i < BINAURAL_CHANNELS * hSplitBin->multiBinPoseData.num_poses; ++i ) + { + channel_ptrs[i] = in[i]; + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( ( error = IVAS_LC3PLUS_ENC_SetBitrate( hSplitBin->hLc3plusEnc, available_bits * FRAMES_PER_SEC ) ) != IVAS_ERR_OK ) + { + return error; + } +#endif + + if ( ( error = ISAR_LC3PLUS_ENC_GetOutputBitstreamSize( hSplitBin->hLc3plusEnc, &lc3plusBitstreamSize ) ) != IVAS_ERR_OK ) + { + return error; + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + ISAR_SPLIT_REND_BITStream_write_int32( pBits, isar_get_lc3plus_bitrate_id( SplitRendBitRate ), 8 ); +#endif + + /* Write bitstream */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( ( error = ISAR_LC3PLUS_ENC_Encode( hSplitBin->hLc3plusEnc, channel_ptrs, &pBits->bits_buf[pBits->bits_written / 8], lc3plusBitstreamSize ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ISAR_LC3PLUS_ENC_Encode( hSplitBin->hLc3plusEnc, channel_ptrs, &pBits->bits_buf[pBits->bits_written / 8] ) ) != IVAS_ERR_OK ) +#endif + { + return error; + } + + pBits->bits_written += 8 * lc3plusBitstreamSize; + pBits->codec = ISAR_SPLIT_REND_CODEC_LC3PLUS; + pBits->pose_correction = hSplitBin->multiBinPoseData.poseCorrectionMode; + pBits->codec_frame_size_ms = (int16_t) ( hSplitBin->hLc3plusEnc->config.lc3plus_frame_duration_us / 1000 ); +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + pBits->isar_frame_size_ms = (int16_t) ( hSplitBin->hLc3plusEnc->config.isar_frame_duration_us / 1000 ); +#endif + return IVAS_ERR_OK; +} + +/*------------------------------------------------------------------------- + * Function isar_renderMultiTDBinToSplitBinaural() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_renderMultiTDBinToSplitBinaural( + SPLIT_REND_WRAPPER *hSplitBin, + const IVAS_QUATERNION headPosition, + const int32_t SplitRendBitRate, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int16_t isar_frame_size_ms, +#endif + const int16_t codec_frame_size_ms, + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int16_t max_bands, + float *in[], + const int16_t low_res_pre_rend_rot, + const int16_t pcm_out_flag, + const int16_t ro_md_flag ) +{ + ivas_error error; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t bit_len, available_bits, target_md_bits; +#else + int32_t bit_len, available_bits, target_md_bits, actual_md_bits; +#endif + int16_t num_cldfb_bands, ch, slot_idx, pos_idx, num_poses; + float Cldfb_In_BinReal[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_In_BinImag[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + uint8_t useLc3plus; + float *in_delayed[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS]; + int16_t i; + int32_t num_slots; + + push_wmops( "isar_renderMultiTDBinToSplitBinaural" ); + + error = IVAS_ERR_OK; + num_poses = hSplitBin->multiBinPoseData.num_poses; + + useLc3plus = hSplitBin->hLc3plusEnc != NULL; + + if ( useLc3plus ) + { + /*this should always have the time resolution of pose correction MD. Note that this does not change frame size of LC3plus*/ + int16_t frame_size = (int16_t) ( hSplitBin->hLc3plusEnc->config.samplerate / (int32_t) FRAMES_PER_SECOND ); + + for ( i = 0; i < num_poses * BINAURAL_CHANNELS; ++i ) + { + /* Artificially delay input to head pose correction analysis by LC3plus coding delay, so that audio and metadata are in sync after decoding */ + mvr2r( hSplitBin->lc3plusDelayBuffers[i] + frame_size, hSplitBin->lc3plusDelayBuffers[i], (int16_t) hSplitBin->lc3plusDelaySamples ); + in_delayed[i] = hSplitBin->lc3plusDelayBuffers[i]; + mvr2r( in[i], hSplitBin->lc3plusDelayBuffers[i] + hSplitBin->lc3plusDelaySamples, frame_size ); + } + } + else + { + for ( i = 0; i < num_poses * BINAURAL_CHANNELS; ++i ) + { + in_delayed[i] = in[i]; + } + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + actual_md_bits = pBits->bits_written; +#endif + if ( ( hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) || ( !useLc3plus && !pcm_out_flag ) ) + { + num_slots = ( hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) ? CLDFB_NO_COL_MAX : ( hSplitBin->hSplitBinLCLDEnc->iNumBlocks * hSplitBin->hSplitBinLCLDEnc->iNumIterations ); + num_cldfb_bands = hSplitBin->hCldfbHandles->cldfbAna[0]->no_channels; + + /* CLDFB Analysis*/ + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) + { +#ifdef SPLIT_POSE_CORRECTION_DEBUG + { + float *pOut[2]; + char fname[200] = "ref_out_pos"; + char tag[2]; + tag[0] = (char) ( '0' + pos_idx ); + tag[1] = '\0'; + strcat( fname, tag ); + strcat( fname, ".wav" ); + + pOut[0] = in_delayed[2 * pos_idx]; + pOut[1] = in_delayed[2 * pos_idx + 1]; + dbgwrite_wav( pOut, CLDFB_NO_COL_MAX * max_bands, fname, 48000, 2 ); + } + +#endif + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + for ( slot_idx = 0; slot_idx < num_slots; slot_idx++ ) + { + cldfbAnalysis_ts( &( in_delayed[pos_idx * BINAURAL_CHANNELS + ch][num_cldfb_bands * slot_idx] ), + Cldfb_In_BinReal[pos_idx * BINAURAL_CHANNELS + ch][slot_idx], Cldfb_In_BinImag[pos_idx * BINAURAL_CHANNELS + ch][slot_idx], + max_bands, hSplitBin->hCldfbHandles->cldfbAna[pos_idx * BINAURAL_CHANNELS + ch] ); + } + } + } + } + + if ( hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + target_md_bits = isar_get_split_rend_md_target_brate( SplitRendBitRate, pcm_out_flag ) * L_FRAME48k / 48000; + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + actual_md_bits = pBits->bits_written; +#endif + + isar_rend_CldfbSplitPreRendProcess( hSplitBin->hBinHrSplitPreRend, headPosition, &hSplitBin->multiBinPoseData, Cldfb_In_BinReal, Cldfb_In_BinImag, pBits, target_md_bits, low_res_pre_rend_rot, ro_md_flag ); + } + + if ( pcm_out_flag == 0 ) + { + pBits->pose_correction = hSplitBin->multiBinPoseData.poseCorrectionMode; + pBits->codec = useLc3plus ? ISAR_SPLIT_REND_CODEC_LC3PLUS : ISAR_SPLIT_REND_CODEC_LCLD; + + if ( !useLc3plus ) + { + available_bits = ( SplitRendBitRate * hSplitBin->hSplitBinLCLDEnc->iNumBlocks * hSplitBin->hSplitBinLCLDEnc->iNumIterations ) / ( 16 * FRAMES_PER_SEC ); +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + available_bits -= pBits->bits_written; +#else + actual_md_bits = pBits->bits_written - actual_md_bits; + available_bits -= actual_md_bits; +#endif + pBits->codec_frame_size_ms = codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + pBits->isar_frame_size_ms = isar_frame_size_ms; +#endif + + isar_splitBinLCLDEncProcess( hSplitBin->hSplitBinLCLDEnc, Cldfb_In_BinReal, Cldfb_In_BinImag, available_bits, pBits ); + } + else + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written; + if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, available_bits, in ) ) != IVAS_ERR_OK ) +#else + available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written; + if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, in ) ) != IVAS_ERR_OK ) +#endif +#else + if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, SplitRendBitRate, in ) ) != IVAS_ERR_OK ) +#endif + { + return error; + } + } + } + else + { + pBits->pose_correction = hSplitBin->multiBinPoseData.poseCorrectionMode; + pBits->codec = ISAR_SPLIT_REND_CODEC_NONE; + } + + /*zero pad*/ + if ( pcm_out_flag ) + { + bit_len = SplitRendBitRate / FRAMES_PER_SEC; + } + else + { + if ( !useLc3plus ) + { + bit_len = ( SplitRendBitRate * hSplitBin->hSplitBinLCLDEnc->iNumBlocks * hSplitBin->hSplitBinLCLDEnc->iNumIterations ) / ( 16 * FRAMES_PER_SEC ); + } + else + { + bit_len = hSplitBin->hLc3plusEnc->config.isar_frame_duration_us / 1000; + bit_len = SplitRendBitRate * bit_len / 1000; + } + } + + while ( pBits->bits_written < bit_len ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0L, 1 ); + } + + pop_wmops(); + + return error; +} + + +/*------------------------------------------------------------------------- + * Function lc3plusTimeAlignCldfbPoseCorr() + * + * + *------------------------------------------------------------------------*/ + +void lc3plusTimeAlignCldfbPoseCorr( + SPLIT_REND_WRAPPER *hSplitBin, + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] ) +{ + float Cldfb_In_BinReal_tmp[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][2][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_In_BinImag_tmp[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS][2][CLDFB_NO_CHANNELS_MAX]; + int16_t pose, ch, slot_idx; + float *bufRead, *bufWrite; + + for ( pose = 0; pose < hSplitBin->multiBinPoseData.num_poses; ++pose ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ++ch ) + { + bufRead = hSplitBin->lc3plusDelayBuffers[pose * BINAURAL_CHANNELS + ch]; + bufWrite = bufRead; + + /* Save last 2 columns for next frame */ + for ( slot_idx = 0; slot_idx < 2; ++slot_idx ) + { + mvr2r( Cldfb_In_BinReal[pose * BINAURAL_CHANNELS + ch][CLDFB_NO_COL_MAX - 2 + slot_idx], Cldfb_In_BinReal_tmp[pose][ch][slot_idx], CLDFB_NO_CHANNELS_MAX ); + mvr2r( Cldfb_In_BinImag[pose * BINAURAL_CHANNELS + ch][CLDFB_NO_COL_MAX - 2 + slot_idx], Cldfb_In_BinImag_tmp[pose][ch][slot_idx], CLDFB_NO_CHANNELS_MAX ); + } + + /* Delay existing columns by 2 slots */ + for ( slot_idx = CLDFB_NO_COL_MAX - 2 - 1; slot_idx >= 0; --slot_idx ) + { + mvr2r( Cldfb_In_BinReal[pose * BINAURAL_CHANNELS + ch][slot_idx], Cldfb_In_BinReal[pose * BINAURAL_CHANNELS + ch][slot_idx + 2], CLDFB_NO_CHANNELS_MAX ); + mvr2r( Cldfb_In_BinImag[pose * BINAURAL_CHANNELS + ch][slot_idx], Cldfb_In_BinImag[pose * BINAURAL_CHANNELS + ch][slot_idx + 2], CLDFB_NO_CHANNELS_MAX ); + } + + /* Fill 2 first columns from buffer */ + for ( slot_idx = 0; slot_idx < 2; ++slot_idx ) + { + mvr2r( bufRead, Cldfb_In_BinReal[pose * BINAURAL_CHANNELS + ch][slot_idx], CLDFB_NO_CHANNELS_MAX ); + bufRead += CLDFB_NO_CHANNELS_MAX; + mvr2r( bufRead, Cldfb_In_BinImag[pose * BINAURAL_CHANNELS + ch][slot_idx], CLDFB_NO_CHANNELS_MAX ); + bufRead += CLDFB_NO_CHANNELS_MAX; + } + + /* Copy last 2 columns to buffer */ + for ( slot_idx = 0; slot_idx < 2; ++slot_idx ) + { + mvr2r( Cldfb_In_BinReal_tmp[pose][ch][slot_idx], bufWrite, CLDFB_NO_CHANNELS_MAX ); + bufWrite += CLDFB_NO_CHANNELS_MAX; + mvr2r( Cldfb_In_BinImag_tmp[pose][ch][slot_idx], bufWrite, CLDFB_NO_CHANNELS_MAX ); + bufWrite += CLDFB_NO_CHANNELS_MAX; + } + } + } + + return; +} +#endif diff --git a/lib_isar/isar_splitRenderer_utils.c b/lib_isar/isar_splitRenderer_utils.c new file mode 100644 index 0000000000000000000000000000000000000000..eff0ecdae324d834e97574bcbe480dd4c518454c --- /dev/null +++ b/lib_isar/isar_splitRenderer_utils.c @@ -0,0 +1,1289 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "ivas_prot.h" +#include "isar_rom_post_rend.h" +#include "lib_isar_post_rend.h" +#include "isar_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +/*------------------------------------------------------------------------- + * Function isar_mat_mult_2by2_complex() + * + * + *------------------------------------------------------------------------*/ + +void isar_mat_mult_2by2_complex( + float in_re1[2][2], + float in_im1[2][2], + float in_re2[2][2], + float in_im2[2][2], + float out_re2[2][2], + float out_im2[2][2] ) +{ + int16_t i, j; + float tmp_re, tmp_im; + + for ( i = 0; i < 2; i++ ) + { + for ( j = 0; j < 2; j++ ) + { + IVAS_CMULT_FLOAT( in_re1[i][0], in_im1[i][0], in_re2[0][j], in_im2[0][j], tmp_re, tmp_im ); + out_re2[i][j] = tmp_re; + out_im2[i][j] = tmp_im; + + IVAS_CMULT_FLOAT( in_re1[i][1], in_im1[i][1], in_re2[1][j], in_im2[1][j], tmp_re, tmp_im ); + out_re2[i][j] += tmp_re; + out_im2[i][j] += tmp_im; + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function ISAR_SPLIT_REND_BITStream_init() + * + * + *------------------------------------------------------------------------*/ + +void ISAR_SPLIT_REND_BITStream_init( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t buf_len_bytes, + uint8_t *pbuf ) +{ + pBits->bits_buf = pbuf; + pBits->buf_len = buf_len_bytes; + pBits->bits_read = 0; + pBits->bits_written = 0; + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_split_rend_huffman_dec_init_min_max_len() + * + * + *------------------------------------------------------------------------*/ + +void isar_split_rend_huffman_dec_init_min_max_len( + isar_split_rend_huffman_cfg_t *p_huff_cfg ) +{ + int16_t i, code_len; + const int32_t *codebook; + + codebook = p_huff_cfg->codebook; + + p_huff_cfg->min_len = p_huff_cfg->sym_len; + p_huff_cfg->max_len = 0; + + for ( i = 0; i < p_huff_cfg->sym_len; i++ ) + { + code_len = (int16_t) codebook[1]; + if ( p_huff_cfg->min_len > code_len ) + { + p_huff_cfg->min_len = code_len; + } + if ( p_huff_cfg->max_len < code_len ) + { + p_huff_cfg->max_len = code_len; + } + codebook = codebook + 3; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function is_idx_present() + * + * + *------------------------------------------------------------------------*/ + +static int16_t is_idx_present( + int16_t *idx_list, + const int16_t idx, + const int16_t len ) +{ + int16_t i; + + for ( i = 0; i < len; i++ ) + { + if ( idx_list[i] == idx ) + { + return 1; + } + } + + return 0; +} + + +/*------------------------------------------------------------------------- + * Function isar_split_huff_get_idx_trav_list() + * + * + *------------------------------------------------------------------------*/ + +static void isar_split_huff_get_idx_trav_list( + int16_t *idx_list, + isar_split_rend_huffman_cfg_t *p_huff_cfg ) +{ + int16_t i, j, min_idx; + int32_t min_bits; + const int32_t *codebook; + + for ( i = 0; i < p_huff_cfg->sym_len; i++ ) + { + idx_list[i] = -1; + } + + for ( i = 0; i < p_huff_cfg->sym_len; i++ ) + { + codebook = p_huff_cfg->codebook; + min_bits = p_huff_cfg->max_len; + min_idx = -1; + for ( j = 0; j < p_huff_cfg->sym_len; j++ ) + { + if ( ( min_bits >= codebook[1] ) && ( is_idx_present( idx_list, j, i + 1 ) == 0 ) ) + { + min_bits = codebook[1]; + min_idx = j; + } + codebook += 3; + } + idx_list[i] = min_idx; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_split_rend_init_huff_cfg() + * + * + *------------------------------------------------------------------------*/ + +void isar_split_rend_init_huff_cfg( + ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE pHuff_cfg ) +{ + pHuff_cfg->pred[0].codebook = &isar_split_rend_huff_pred31_consts[0][0]; + pHuff_cfg->pred[0].sym_len = ISAR_SPLIT_REND_PRED_31QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->pred[0] ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->pred_idx_trav[0], &pHuff_cfg->pred[0] ); + pHuff_cfg->pred_base2_code_len[0] = (int16_t) ceilf( log2f( pHuff_cfg->pred[0].sym_len ) ); + + pHuff_cfg->pred[1].codebook = &isar_split_rend_huff_pred63_consts[0][0]; + pHuff_cfg->pred[1].sym_len = ISAR_SPLIT_REND_PRED_63QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->pred[1] ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->pred_idx_trav[1], &pHuff_cfg->pred[1] ); + pHuff_cfg->pred_base2_code_len[1] = (int16_t) ceilf( log2f( pHuff_cfg->pred[1].sym_len ) ); + + + pHuff_cfg->pred_roll.codebook = &isar_split_rend_huff_roll_pred_consts[0][0]; + pHuff_cfg->pred_roll.sym_len = ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->pred_roll ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->pred_roll_idx_trav, &pHuff_cfg->pred_roll ); + pHuff_cfg->pred_roll_base2_code_len = (int16_t) ceilf( log2f( pHuff_cfg->pred_roll.sym_len ) ); + + pHuff_cfg->gd.codebook = &isar_split_rend_huff_d_consts[0][0]; + pHuff_cfg->gd.sym_len = ISAR_SPLIT_REND_D_QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->gd ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->gd_idx_trav, &pHuff_cfg->gd ); + pHuff_cfg->gd_base2_code_len = (int16_t) ceilf( log2f( pHuff_cfg->gd.sym_len ) ); + + pHuff_cfg->p_gd.codebook = &isar_split_rend_huff_p_d_consts[0][0]; + pHuff_cfg->p_gd.sym_len = ISAR_SPLIT_REND_D_QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->p_gd ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->p_gd_idx_trav, &pHuff_cfg->p_gd ); + pHuff_cfg->p_gd_base2_code_len = (int16_t) ceilf( log2f( pHuff_cfg->p_gd.sym_len ) ); + + pHuff_cfg->p_gd_diff.codebook = &isar_split_rend_huff_p_d_diff_consts[0][0]; + pHuff_cfg->p_gd_diff.sym_len = ISAR_SPLIT_REND_D_QUANT_PNTS; + isar_split_rend_huffman_dec_init_min_max_len( &pHuff_cfg->p_gd_diff ); + isar_split_huff_get_idx_trav_list( pHuff_cfg->p_gd_diff_idx_trav, &pHuff_cfg->p_gd_diff ); + pHuff_cfg->p_gd_diff_base2_code_len = (int16_t) ceilf( log2f( pHuff_cfg->p_gd_diff.sym_len ) ); + + return; +} + + +/*------------------------------------------------------------------------- + * Function set_fix_rotation_mat() + * + * + *------------------------------------------------------------------------*/ + +void set_fix_rotation_mat( + float fix_pos_rot_mat[][BINAURAL_CHANNELS][BINAURAL_CHANNELS], + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ) +{ + float yaw_a, cos_yaw, sin_yaw; + int16_t pos_idx; + yaw_a = 0.0f; + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + yaw_a = pMultiBinPoseData->relative_head_poses[pos_idx + 1][0]; + cos_yaw = cosf( EVS_PI * yaw_a / 180.0f ); + sin_yaw = sinf( EVS_PI * yaw_a / 180.0f ); + sin_yaw = 0.0f; + fix_pos_rot_mat[pos_idx][0][0] = cos_yaw; + fix_pos_rot_mat[pos_idx][1][1] = cos_yaw; + fix_pos_rot_mat[pos_idx][0][1] = sin_yaw; + fix_pos_rot_mat[pos_idx][1][0] = -1.0f * sin_yaw; + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function set_pose_types() + * + * + *------------------------------------------------------------------------*/ + +void set_pose_types( + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1], + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ) +{ + int16_t pos_idx; + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses - 1; pos_idx++ ) + { + if ( fabs( pMultiBinPoseData->relative_head_poses[pos_idx + 1][0] ) > EPSILON ) + { + pose_type[pos_idx] = ANY_YAW; + } + else if ( fabs( pMultiBinPoseData->relative_head_poses[pos_idx + 1][2] ) > EPSILON ) + { + pose_type[pos_idx] = ANY_ROLL; + } + else + { + pose_type[pos_idx] = PITCH_ONLY; + } + } + + return; +} + + +/*------------------------------------------------------------------------- + * Function wrap_a() + * + * + *------------------------------------------------------------------------*/ + +int16_t wrap_a( + int16_t val, + const int16_t min_val, + const int16_t max_val ) +{ + if ( val < min_val ) + { + val = max_val - min_val + val + 1; + } + + if ( val > max_val ) + { + val = min_val + val - max_val - 1; + } + + return val; +} + + +/*------------------------------------------------------------------------- + * Function isar_SplitRenderer_getdiagdiff() + * + * + *------------------------------------------------------------------------*/ + +void isar_SplitRenderer_getdiagdiff( + int16_t in_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + int16_t out_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS], + const int16_t sign, + const int16_t min_val, + const int16_t max_val ) +{ + out_idx[0][0] = in_idx[0][0]; + out_idx[0][1] = in_idx[0][1]; + out_idx[1][1] = in_idx[1][1] + sign * out_idx[0][0]; + out_idx[1][1] = wrap_a( out_idx[1][1], min_val, max_val ); + out_idx[1][0] = in_idx[1][0] + sign * out_idx[0][1]; + out_idx[1][0] = wrap_a( out_idx[1][0], min_val, max_val ); + + return; +} + + +/*------------------------------------------------------------------------- + * Function ISAR_SPLIT_REND_BITStream_read_int32() + * + * + *------------------------------------------------------------------------*/ + +int32_t ISAR_SPLIT_REND_BITStream_read_int32( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t bits ) +{ + int32_t val, k, bit_val; + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + assert( ( pBits->bits_written - pBits->bits_read ) >= bits ); + assert( bits <= 32 ); +#endif + + /* write bit by bit */ + val = 0; + for ( k = bits - 1; k >= 0; k-- ) + { + bit_val = ( pBits->bits_buf[pBits->bits_read >> 3] & ( 1 << ( pBits->bits_read & 7 ) ) ) != 0; + val |= bit_val << k; + pBits->bits_read++; + } + + return val; +} + + +/*------------------------------------------------------------------------- + * Function ISAR_SPLIT_REND_BITStream_write_int32() + * + * + *------------------------------------------------------------------------*/ + +void ISAR_SPLIT_REND_BITStream_write_int32( + ISAR_SPLIT_REND_BITS_HANDLE pBits, + const int32_t val, + const int32_t bits ) +{ + int32_t mask, k; + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + /*protection check*/ + if ( ( pBits->buf_len << 3 ) < ( pBits->bits_written + bits ) ) + { + assert( 0 ); + } +#endif + + mask = 1 << ( bits - 1 ); + /* write bit by bit */ + for ( k = 0; k < bits; k++ ) + { + if ( val & mask ) + { + pBits->bits_buf[pBits->bits_written >> 3] |= ( 1 << ( pBits->bits_written & 7 ) ); + } + else + { + pBits->bits_buf[pBits->bits_written >> 3] &= ~( 1 << ( pBits->bits_written & 7 ) ); + } + pBits->bits_written++; + mask >>= 1; + } + + return; +} + + +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG +/*------------------------------------------------------------------------- + * isar_log_cldfb2wav_data() + * + * + *------------------------------------------------------------------------*/ + +void isar_log_cldfb2wav_data( + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + HANDLE_CLDFB_FILTER_BANK *cldfbSyn, + const int16_t num_chs, + const int16_t num_freq_bands, + const int32_t output_Fs, + const int16_t num_slots, + const int16_t start_slot_idx, + const char *filename ) +{ + float *RealBuffer[CLDFB_NO_COL_MAX]; + float *ImagBuffer[CLDFB_NO_COL_MAX]; + float pcm_out[BINAURAL_CHANNELS][L_FRAME48k]; + float *pPcm[BINAURAL_CHANNELS]; + float Cldfb_local_Real[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_local_Imag[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + int16_t sf, ch; + + assert( num_chs <= BINAURAL_CHANNELS ); + for ( ch = 0; ch < num_chs; ch++ ) + { + for ( sf = start_slot_idx; sf < start_slot_idx + num_slots; sf++ ) + { + mvr2r( Cldfb_In_Real[ch][sf], Cldfb_local_Real[ch][sf], num_freq_bands ); + mvr2r( Cldfb_In_Imag[ch][sf], Cldfb_local_Imag[ch][sf], num_freq_bands ); + RealBuffer[sf - start_slot_idx] = Cldfb_local_Real[ch][sf]; + ImagBuffer[sf - start_slot_idx] = Cldfb_local_Imag[ch][sf]; + } + cldfbSynthesis( RealBuffer, ImagBuffer, &( pcm_out[ch][0] ), num_freq_bands * num_slots, cldfbSyn[ch] ); + pPcm[ch] = pcm_out[ch]; + } + dbgwrite_wav( pPcm, num_freq_bands * num_slots, filename, output_Fs, num_chs ); + + return; +} +#endif + + +/*------------------------------------------------------------------------- + * Function isar_get_split_rend_md_target_brate() + * + * + *------------------------------------------------------------------------*/ + +int32_t isar_get_split_rend_md_target_brate( + const int32_t SplitRendBitRate, + const int16_t pcm_out_flag ) +{ + int32_t md_bitrate; + + if ( pcm_out_flag == 1 ) + { + md_bitrate = SplitRendBitRate; + } + else + { + switch ( SplitRendBitRate ) + { + case SPLIT_REND_768k: + { + md_bitrate = 256000; + break; + } + case SPLIT_REND_512k: + { + md_bitrate = 128000; + break; + } + case SPLIT_REND_384k: + { + md_bitrate = 128000; + break; + } + default: + { + return -1; + } + } + } + + return md_bitrate; +} + + +/*------------------------------------------------------------------------- + * Function isar_get_lcld_bitrate() + * + * + *------------------------------------------------------------------------*/ + +int32_t isar_get_lcld_bitrate( + const int32_t SplitRendBitRate, + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode ) +{ + if ( poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + switch ( SplitRendBitRate ) + { + case SPLIT_REND_768k: + { + return IVAS_512k; + } + case SPLIT_REND_512k: + { + return IVAS_384k; + } + case SPLIT_REND_384k: + { + return IVAS_256k; + } + default: + { + assert( 0 ); + } + } + } + else + { + return SplitRendBitRate; + } + + return -1; +} + + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS +/*------------------------------------------------------------------------- + * Function isar_get_lc3plus_bitrate() + * + * + *------------------------------------------------------------------------*/ + +int32_t isar_get_lc3plus_bitrate( + const int32_t SplitRendBitRate, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode, + const int16_t split_prerender_frame_size_ms ) +{ + if ( poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + int32_t inBandMdBps = (int32_t) ( 8 * 1000 / split_prerender_frame_size_ms ); + return isar_get_lcld_bitrate( SplitRendBitRate, poseCorrectionMode ) - inBandMdBps; + } + + if ( poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) + { + return SplitRendBitRate; + } + + /* Should not be reached */ + assert( 0 ); + return -1; +} + + +/*------------------------------------------------------------------------- + * Function isar_get_lc3plus_bitrate_id() + * + * + *------------------------------------------------------------------------*/ + +int8_t isar_get_lc3plus_bitrate_id( + const int32_t SplitRendBitRate ) +{ + switch ( SplitRendBitRate ) + { + case SPLIT_REND_768k: + { + return 4; + } + case SPLIT_REND_512k: + { + return 3; + } + case SPLIT_REND_384k: + { + return 2; + } + case SPLIT_REND_320k: + { + return 1; + } + case SPLIT_REND_256k: + { + return 0; + } + default: + { + break; + } + } + + return -1; +} + + +/*------------------------------------------------------------------------- + * Function isar_get_lc3plus_size_from_id() + * + * + *------------------------------------------------------------------------*/ + +int32_t isar_get_lc3plus_size_from_id( + const int8_t SplitRendBitRateId, + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode, + const int16_t split_prerender_frame_size_ms ) +{ + int32_t bitrate; + + switch ( SplitRendBitRateId ) + { + case 4: + { + bitrate = SPLIT_REND_768k; + break; + } + case 3: + { + bitrate = SPLIT_REND_512k; + break; + } + case 2: + { + bitrate = SPLIT_REND_384k; + break; + } + case 1: + { + bitrate = SPLIT_REND_320k; + break; + } + case 0: + { + bitrate = SPLIT_REND_256k; + break; + } + default: + { + bitrate = -1; + break; + } + } + + bitrate = isar_get_lc3plus_bitrate( bitrate, poseCorrectionMode, split_prerender_frame_size_ms ); + + /* Return size in bytes */ + return (int32_t) ( bitrate * split_prerender_frame_size_ms / 1000 / 8 ); +} +#endif + + +/*------------------------------------------------------------------------- + * Function isar_split_rend_validate_config() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_split_rend_validate_config( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, + const int16_t is_pcm_out ) +{ + /* Valid DOF range is 0-3 */ + if ( pSplitRendConfig->dof < 0 || pSplitRendConfig->dof > 3 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Valid DOF range is 0-3" ); + } + + /* Only CLDFB pose correction supports HQ mode */ + if ( pSplitRendConfig->poseCorrectionMode != ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB && pSplitRendConfig->hq_mode != 0 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Only CLDFB pose correction supports HQ mode" ); + } + + /* Split rendering with no pose correction - 0 DOF and pose correction NONE must only ever be set together */ + if ( ( pSplitRendConfig->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE && pSplitRendConfig->dof != 0 ) || + ( pSplitRendConfig->poseCorrectionMode != ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE && pSplitRendConfig->dof == 0 ) ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "0 DOF and pose correction NONE must only ever be set together" ); + } + + if ( pSplitRendConfig->codec_frame_size_ms != 0 ) /* 0 means "default for current codec", will be set to actual value at a later stage */ + { + if ( pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LCLD && pSplitRendConfig->codec_frame_size_ms != 5 && pSplitRendConfig->codec_frame_size_ms != 10 && pSplitRendConfig->codec_frame_size_ms != 20 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Invalid framing for LCLD codec" ); + } + + if ( pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS && ( pSplitRendConfig->codec_frame_size_ms != 5 && pSplitRendConfig->codec_frame_size_ms != 10 ) ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Invalid framing for LC3plus codec" ); + } + } + + /* Validate bitrate */ + if ( is_pcm_out == 0 ) + { + switch ( pSplitRendConfig->splitRendBitRate ) + { + case SPLIT_REND_256k: + if ( pSplitRendConfig->dof != 0 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Bitrates of 320 kbps and lower are only valid with 0 DOF" ); + } + break; + case SPLIT_REND_320k: + /* Only valid with 0 DOF */ + if ( pSplitRendConfig->dof != 0 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Bitrates of 320 kbps and lower are only valid with 0 DOF" ); + } + break; + case SPLIT_REND_384k: + case SPLIT_REND_512k: +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + case SPLIT_REND_768k: +#endif + /* Always valid */ + break; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + case SPLIT_REND_768k: + if ( pSplitRendConfig->dof == 0 && pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "Bitrate is too high for LC3plus with 0 DOF" ); + } + break; +#endif + default: + return IVAS_ERR_LC3PLUS_INVALID_BITRATE; + } + } + else + { + if ( pSplitRendConfig->dof == 1 ) + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + if ( pSplitRendConfig->splitRendBitRate < 34000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "1DOF metadata needs atleast 34 kbps" ); + } +#else + if ( pSplitRendConfig->splitRendBitRate < 50000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "1DOF metadata needs atleast 50 kbps" ); + } +#endif + } + else if ( pSplitRendConfig->dof == 2 ) + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + if ( pSplitRendConfig->splitRendBitRate < 50000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "2DOF metadata needs atleast 50 kbps" ); + } +#else + if ( pSplitRendConfig->splitRendBitRate < 66000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "2DOF metadata needs atleast 66 kbps" ); + } +#endif + } + else if ( pSplitRendConfig->dof == 3 ) + { +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + if ( pSplitRendConfig->splitRendBitRate < 82000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "3DOF metadata needs atleast 82 kbps" ); + } +#else + if ( pSplitRendConfig->splitRendBitRate < 128000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SPLIT_REND_CONFIG, "3DOF metadata needs atleast 128 kbps" ); + } +#endif + } + } + + return IVAS_ERR_OK; +} + + +/*------------------------------------------------------------------------- + * Function isar_split_rend_get_quant_params() + * + * + *------------------------------------------------------------------------*/ + +void isar_split_rend_get_quant_params( + const int16_t num_md_bands, + int16_t pred_real_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_imag_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_quant_pnts_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + float pred_quantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + float pred_1byquantstep_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t d_bands_yaw[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t bands_pitch[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_real_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], + int16_t pred_imag_bands_roll[ISAR_SPLIT_REND_NUM_QUANT_STRATS], +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + const int16_t ro_flag, +#endif + int16_t *num_quant_strats +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + , + int16_t *num_complex_bands +#endif +) +{ + int16_t q; + + *num_quant_strats = ISAR_SPLIT_REND_NUM_QUANT_STRATS; +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + *num_complex_bands = COMPLEX_MD_BAND_THRESH_LOW; + assert( *num_complex_bands <= num_md_bands ); +#endif + + pred_quant_pnts_yaw[0] = ISAR_SPLIT_REND_PRED_63QUANT_PNTS; + pred_quantstep_yaw[0] = ISAR_SPLIT_REND_PRED63_Q_STEP; + pred_1byquantstep_yaw[0] = ISAR_SPLIT_REND_PRED63_1BYQ_STEP; + for ( q = 1; q < *num_quant_strats; q++ ) + { + pred_quant_pnts_yaw[q] = ISAR_SPLIT_REND_PRED_31QUANT_PNTS; + pred_quantstep_yaw[q] = ISAR_SPLIT_REND_PRED31_Q_STEP; + pred_1byquantstep_yaw[q] = ISAR_SPLIT_REND_PRED31_1BYQ_STEP; + } + + for ( q = 0; q < *num_quant_strats; q++ ) + { + pred_real_bands_yaw[q] = num_md_bands; + pred_real_bands_roll[q] = num_md_bands; + } + +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + pred_imag_bands_yaw[0] = num_md_bands; + pred_imag_bands_roll[0] = num_md_bands; + pred_imag_bands_yaw[1] = num_md_bands; + pred_imag_bands_roll[1] = num_md_bands; + for ( q = 2; q < *num_quant_strats; q++ ) + { + pred_imag_bands_yaw[q] = ( q < ( *num_quant_strats - 1 ) ) ? num_md_bands : *num_complex_bands; + pred_imag_bands_roll[q] = *num_complex_bands; + } +#else + if ( ro_flag ) + { + for ( q = 0; q < *num_quant_strats; q++ ) + { + pred_imag_bands_yaw[q] = SPLIT_REND_RO_MD_BAND_THRESH; + } + } + else + { + for ( q = 0; q < *num_quant_strats - 2; q++ ) + { + pred_imag_bands_yaw[q] = num_md_bands; + } + pred_imag_bands_yaw[( *num_quant_strats - 2 )] = COMPLEX_MD_BAND_THRESH_HIGH; + pred_imag_bands_yaw[( *num_quant_strats - 1 )] = COMPLEX_MD_BAND_THRESH_LOW; + } + + for ( q = 0; q < *num_quant_strats; q++ ) + { + pred_imag_bands_roll[q] = SPLIT_REND_RO_MD_BAND_THRESH; + } +#endif + + for ( q = 0; q < *num_quant_strats; q++ ) + { + d_bands_yaw[q] = 0; + bands_pitch[q] = num_md_bands; + } + + return; +} + +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS +/*------------------------------------------------------------------------- + * Function isar_renderSplitGetRot_axisNumBits() + * + * + *------------------------------------------------------------------------*/ + +int16_t isar_renderSplitGetRot_axisNumBits( + const int16_t dof ) +{ + int16_t num_bits; + if ( dof < 3 ) + { + num_bits = 2; + } + else + { + num_bits = 0; + } + return num_bits; +} + +/*------------------------------------------------------------------------- + * Function isar_renderSplitGetRot_axisFromCode() + * + * + *------------------------------------------------------------------------*/ + +ISAR_SPLIT_REND_ROT_AXIS isar_renderSplitGetRot_axisFromCode( + const int16_t dof, + const int16_t code ) +{ + ISAR_SPLIT_REND_ROT_AXIS rot_axis; + + if ( dof == 1 ) + { + rot_axis = (ISAR_SPLIT_REND_ROT_AXIS) code; + } + else if ( dof == 2 ) + { + if ( code == 0 ) + { + rot_axis = (ISAR_SPLIT_REND_ROT_AXIS) code; + } + else + { + rot_axis = (ISAR_SPLIT_REND_ROT_AXIS) ( code - 1 ) + YAW_PITCH; + } + } + else + { + rot_axis = (ISAR_SPLIT_REND_ROT_AXIS) DEFAULT_AXIS; + } + + return rot_axis; +} + +/*------------------------------------------------------------------------- + * Function isar_renderSplitGetCodeFromRot_axis() + * + * + *------------------------------------------------------------------------*/ + +int16_t isar_renderSplitGetCodeFromRot_axis( + const int16_t dof, + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, + int16_t *num_bits ) +{ + int16_t code = 0; + if ( dof == 1 ) + { + code = (int16_t) rot_axis; + } + else if ( dof == 2 ) + { + if ( rot_axis == DEFAULT_AXIS ) + { + code = (int16_t) rot_axis; + } + else + { + code = (int16_t) ( rot_axis - YAW_PITCH ) + 1; + } + } + else + { + code = (int16_t) DEFAULT_AXIS; + } + *num_bits = isar_renderSplitGetRot_axisNumBits( dof ); + + return code; +} +#endif + +/*------------------------------------------------------------------------- + * Function isar_renderSplitGetMultiBinPoseData() + * + * + *------------------------------------------------------------------------*/ + +void isar_renderSplitGetMultiBinPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const ISAR_SPLIT_REND_ROT_AXIS rot_axis ) +{ + int16_t pos_idx, num_yaw_poses, num_pitch_poses, num_roll_poses; + const float *relative_yaw_angles; + const float *relative_pitch_angles; + const float *relative_roll_angles; + + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + pMultiBinPoseData->relative_head_poses[pos_idx][0] = 0.0f; + pMultiBinPoseData->relative_head_poses[pos_idx][1] = 0.0f; + pMultiBinPoseData->relative_head_poses[pos_idx][2] = 0.0f; + } + + /* 0 DOF defaults */ + num_yaw_poses = 0; + num_pitch_poses = 0; + num_roll_poses = 0; + + /* defaults for all DOF except 3DOF HQ */ + relative_yaw_angles = isar_split_rend_relative_yaw_pos_angles_hq; + relative_pitch_angles = isar_split_rend_relative_pitch_pos_angles_hq; + relative_roll_angles = isar_split_rend_relative_roll_pos_angles_hq; + + if ( pSplit_rend_config->dof == 1 ) + { + switch ( rot_axis ) + { + case DEFAULT_AXIS: + case YAW: + { + num_yaw_poses = SPLIT_REND_MAX_YAW_ONLY_POSES; + break; + } + case PITCH: + { + num_pitch_poses = SPLIT_REND_MAX_PITCH_ONLY_POSES; + break; + } + case ROLL: + { + num_roll_poses = SPLIT_REND_MAX_ROLL_ONLY_POSES; + break; + } + default: + { + assert( 0 && "unsupported rotation axis value" ); + } + } + } + else if ( pSplit_rend_config->dof == 2 ) + { + switch ( rot_axis ) + { + case DEFAULT_AXIS: +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + case YAW: + case PITCH: +#endif + case YAW_PITCH: + { + num_yaw_poses = SPLIT_REND_MAX_YAW_ONLY_POSES; + num_pitch_poses = SPLIT_REND_MAX_PITCH_ONLY_POSES; + break; + } +#ifndef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + case ROLL: +#endif + case YAW_ROLL: + { + num_yaw_poses = SPLIT_REND_MAX_YAW_ONLY_POSES; + num_roll_poses = SPLIT_REND_MAX_ROLL_ONLY_POSES; + break; + } + case PITCH_ROLL: + { + num_pitch_poses = SPLIT_REND_MAX_PITCH_ONLY_POSES; + num_roll_poses = SPLIT_REND_MAX_ROLL_ONLY_POSES; + break; + } + default: + { + assert( 0 && "unsupported rotation axis value" ); + } + } + } + else if ( pSplit_rend_config->dof == 3 ) + { + if ( pSplit_rend_config->hq_mode == 1 ) + { + relative_yaw_angles = isar_split_rend_relative_yaw_pos_angles_hq; + relative_pitch_angles = isar_split_rend_relative_pitch_pos_angles_hq; + relative_roll_angles = isar_split_rend_relative_roll_pos_angles_hq; + num_yaw_poses = SPLIT_REND_MAX_YAW_ONLY_POSES; + num_pitch_poses = SPLIT_REND_MAX_PITCH_ONLY_POSES; + num_roll_poses = SPLIT_REND_MAX_ROLL_ONLY_POSES; + } + else + { + relative_yaw_angles = isar_split_rend_relative_yaw_pos_angles; + relative_pitch_angles = isar_split_rend_relative_pitch_pos_angles; + relative_roll_angles = isar_split_rend_relative_roll_pos_angles; + num_yaw_poses = SPLIT_REND_MAX_YAW_ONLY_POSES; + num_pitch_poses = 1; + num_roll_poses = 1; + } + } + + pMultiBinPoseData->num_poses = num_yaw_poses + num_pitch_poses + num_roll_poses + 1; + assert( pMultiBinPoseData->num_poses <= MAX_HEAD_ROT_POSES ); + + for ( pos_idx = 0; pos_idx < num_yaw_poses; pos_idx++ ) + { + pMultiBinPoseData->relative_head_poses[pos_idx + 1][0] = relative_yaw_angles[pos_idx]; + } + + for ( pos_idx = 0; pos_idx < num_pitch_poses; pos_idx++ ) + { + pMultiBinPoseData->relative_head_poses[pos_idx + num_yaw_poses + 1][1] = relative_pitch_angles[pos_idx]; + } + + for ( pos_idx = 0; pos_idx < num_roll_poses; pos_idx++ ) + { + pMultiBinPoseData->relative_head_poses[pos_idx + num_yaw_poses + num_pitch_poses + 1][2] = relative_roll_angles[pos_idx]; + } + pMultiBinPoseData->dof = pSplit_rend_config->dof; + pMultiBinPoseData->hq_mode = pSplit_rend_config->hq_mode; + pMultiBinPoseData->rot_axis = rot_axis; + pMultiBinPoseData->poseCorrectionMode = pSplit_rend_config->poseCorrectionMode; + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_renderSplitUpdateNoCorrectionPoseData() + * + * + *------------------------------------------------------------------------*/ + +void isar_renderSplitUpdateNoCorrectionPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ) +{ + pMultiBinPoseData->num_poses = 1; + assert( pSplit_rend_config->dof == 0 ); + pMultiBinPoseData->dof = pSplit_rend_config->dof; + assert( pSplit_rend_config->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ); + pMultiBinPoseData->poseCorrectionMode = pSplit_rend_config->poseCorrectionMode; + + return; +} + + +/*------------------------------------------------------------------------- + * Function isar_init_multi_bin_pose_data() + * + * + *------------------------------------------------------------------------*/ + +void isar_init_multi_bin_pose_data( + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData ) +{ + int16_t pos_idx; + + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + pMultiBinPoseData->relative_head_poses[pos_idx][0] = 0.0f; + pMultiBinPoseData->relative_head_poses[pos_idx][1] = 0.0f; + pMultiBinPoseData->relative_head_poses[pos_idx][2] = 0.0f; + } + pMultiBinPoseData->num_poses = 1; + pMultiBinPoseData->dof = 3; + pMultiBinPoseData->hq_mode = 0; + pMultiBinPoseData->rot_axis = DEFAULT_AXIS; + + return; +} + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS +ivas_error isar_framesize_to_ms( + const IVAS_RENDER_FRAMESIZE frame_size, /* i : frame size enum */ + int16_t *ms /* o : frame size in ms */ +) +{ + switch ( frame_size ) + { + case IVAS_RENDER_FRAMESIZE_5MS: + *ms = 5; + break; + case IVAS_RENDER_FRAMESIZE_10MS: + *ms = 10; + break; + case IVAS_RENDER_FRAMESIZE_20MS: + *ms = 20; + break; + default: + return IVAS_ERROR( IVAS_ERR_INTERNAL, "Unsupported ISAR frame size" ); + } + + return IVAS_ERR_OK; +} +#endif + + +/*------------------------------------------------------------------------- + * Function isar_split_rend_choose_default_codec() + * + * + *------------------------------------------------------------------------*/ + +ivas_error isar_split_rend_choose_default_codec( + ISAR_SPLIT_REND_CODEC *pCodec, /* i/o: pointer to codec setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t *pIsar_frame_size_ms, /* i/o: pointer to isar frame size setting */ +#endif + int16_t *pCodec_frame_size_ms, /* i/o: pointer to codec frame size setting */ + const int16_t cldfb_in_flag, /* i : flag indicating rendering in TD */ + const int16_t pcm_out_flag, /* i : flag to indicate PCM output */ + const int16_t num_subframes /* i : number of subframes */ +) +{ + if ( pcm_out_flag == 0 ) + { + if ( *pCodec == ISAR_SPLIT_REND_CODEC_DEFAULT ) + { + *pCodec = cldfb_in_flag ? ISAR_SPLIT_REND_CODEC_LCLD : ISAR_SPLIT_REND_CODEC_LC3PLUS; + } + } + else + { + *pCodec = ISAR_SPLIT_REND_CODEC_NONE; + } + + if ( *pCodec_frame_size_ms == 0 ) /* codec frame size hasn't been set yet - use default for current configuration */ + { + switch ( *pCodec ) + { + case ISAR_SPLIT_REND_CODEC_LCLD: + *pCodec_frame_size_ms = num_subframes * 5; + break; + case ISAR_SPLIT_REND_CODEC_LC3PLUS: + case ISAR_SPLIT_REND_CODEC_NONE: + *pCodec_frame_size_ms = 5; + break; + default: + return IVAS_ERROR( IVAS_ERR_INTERNAL_FATAL, "Unknown split codec value" ); + } + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( *pIsar_frame_size_ms == 0 ) /* isar frame size hasn't been set yet - use default for current configuration */ + { + *pIsar_frame_size_ms = 20; + } +#endif + return IVAS_ERR_OK; +} + +/*-------------------------------------------------------------------* + * Function get_bit() + * + * + *-------------------------------------------------------------------*/ + +int32_t get_bit( + const int32_t state, + const int32_t bit_id ) +{ + return ( state & ( 1 << bit_id ) ); +} + +#endif diff --git a/lib_isar/isar_stat.h b/lib_isar/isar_stat.h new file mode 100644 index 0000000000000000000000000000000000000000..1451cc7bf5c53d116172c7ac7c754359dfd4dd8c --- /dev/null +++ b/lib_isar/isar_stat.h @@ -0,0 +1,259 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef ISAR_STAT_H +#define ISAR_STAT_H + + +#include +#include "options.h" +#include "stat_com.h" +#include "ivas_stat_com.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include "isar_lcld_prot.h" +#include "isar_lc3plus_enc.h" +#include "isar_lc3plus_dec.h" +#include "isar_cnst.h" + + +/*-------------------------------------------------------------------* + * ISAR post rend constants + *-------------------------------------------------------------------*/ + +#define MAX_CLDFB_BUFFER_LENGTH_PER_CHANNEL ( MAX_BUFFER_LENGTH_PER_CHANNEL * 2 ) +#define MAX_CLDFB_BUFFER_LENGTH ( MAX_CLDFB_BUFFER_LENGTH_PER_CHANNEL * MAX_INPUT_CHANNELS ) +#define MAX_BIN_BUFFER_LENGTH ( MAX_BUFFER_LENGTH_PER_CHANNEL * BINAURAL_CHANNELS ) +#define MAX_CLDFB_BIN_BUFFER_LENGTH ( MAX_CLDFB_BUFFER_LENGTH_PER_CHANNEL * BINAURAL_CHANNELS ) + +/*-------------------------------------------------------------------* + * ISAR post rend structs + *-------------------------------------------------------------------*/ + +typedef struct +{ + int8_t headRotEnabled; + IVAS_QUATERNION headPositions[IVAS_MAX_PARAM_SPATIAL_SUBFRAMES]; + IVAS_VECTOR3 Pos[IVAS_MAX_PARAM_SPATIAL_SUBFRAMES]; + float crossfade[L_FRAME48k / IVAS_MAX_PARAM_SPATIAL_SUBFRAMES]; + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; + +} ISAR_POST_REND_HeadRotData; + +typedef struct +{ +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HANDLE_CLDFB_FILTER_BANK cldfbAna[( 1 + MAX_HEAD_ROT_POSES ) * BINAURAL_CHANNELS]; +#else + HANDLE_CLDFB_FILTER_BANK cldfbAna[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS]; +#endif + HANDLE_CLDFB_FILTER_BANK cldfbSyn[BINAURAL_CHANNELS]; + +} CLDFB_HANDLES_WRAPPER, *CLDFB_HANDLES_WRAPPER_HANDLE; + +typedef struct isar_split_rend_huffman_cfg_t +{ + const int32_t *codebook; + int16_t min_len; + int16_t max_len; + int16_t sym_len; + +} isar_split_rend_huffman_cfg_t; + +typedef struct isar_binaural_head_rot_split_rendering_huff_struct +{ + isar_split_rend_huffman_cfg_t pred[2]; + int16_t pred_idx_trav[2][ISAR_SPLIT_REND_PRED_63QUANT_PNTS]; + int16_t pred_base2_code_len[2]; + isar_split_rend_huffman_cfg_t pred_roll; + int16_t pred_roll_idx_trav[ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS]; + int16_t pred_roll_base2_code_len; + isar_split_rend_huffman_cfg_t gd; + int16_t gd_base2_code_len; + int16_t gd_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + isar_split_rend_huffman_cfg_t p_gd; + int16_t p_gd_base2_code_len; + int16_t p_gd_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + isar_split_rend_huffman_cfg_t p_gd_diff; + int16_t p_gd_diff_base2_code_len; + int16_t p_gd_diff_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + +} ISAR_BIN_HR_SPLIT_REND_HUFF, *ISAR_BIN_HR_SPLIT_REND_HUFF_HANDLE; + +/* binaural split rendering head rotation data structure */ +typedef struct isar_binaural_head_rot_split_rendering_md_struct +{ + float pred_mat_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float pred_mat_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_POSE_CORRECTION_UNUSED_BITS + float pred_mat_re2[BINAURAL_CHANNELS]; +#endif + float gd; + float gd2; + int16_t pred_mat_re_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t pred_mat_im_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t gd_idx; + int16_t gd2_idx; + +} ISAR_BIN_HR_SPLIT_REND_MD, *ISAR_BIN_HR_SPLIT_REND_MD_HANDLE; + +typedef struct isar_binaural_head_rot_split_pre_rendering_struct +{ + ISAR_BIN_HR_SPLIT_REND_MD rot_md[MAX_HEAD_ROT_POSES - 1][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS]; + float fix_pos_rot_mat[MAX_HEAD_ROT_POSES - 1][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1]; + ISAR_BIN_HR_SPLIT_REND_HUFF huff_cfg; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HANDLE_CLDFB_FILTER_BANK cldfbSynRotBinDec[MAX_HEAD_ROT_POSES + 1][BINAURAL_CHANNELS]; +#endif + +#ifdef SPLIT_POSE_CORRECTION_DEBUG + BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend; +#endif + +} ISAR_BIN_HR_SPLIT_PRE_REND, *ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE; + +/*----------------------------------------------------------------------------------* + * Output configuration for renderer (e.g. DirAC, MASA, Binaural Renderer...) + *----------------------------------------------------------------------------------*/ + +typedef struct isar_binaural_head_rot_split_rendering_lcld_enc_struct +{ + void *pLcld_enc; + int16_t iChannels; + LCLDEncoder *psLCLDEncoder; + float ***pppfLCLDReal; + float ***pppfLCLDImag; +#ifdef CLDFB_DEBUG + FILE *cldfbIn; + int16_t numFrame; +#endif + int16_t iNumIterations; + int16_t iNumBlocks; + +} ISAR_BIN_HR_SPLIT_LCLD_ENC, *ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE; + +typedef struct +{ + float Cldfb_Prev_BinReal[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX + CLDFB_PLC_XF][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_Prev_BinImag[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX + CLDFB_PLC_XF][CLDFB_NO_CHANNELS_MAX]; + float xf_bet[2][CLDFB_NO_CHANNELS_MAX][CLDFB_PLC_XF]; +} ISAR_CLDFB_PLC, *ISAR_CLDFB_PLC_HANDLE; + +typedef struct +{ + ISAR_CLDFB_PLC CldfbPLC_state; + int16_t prev_bfi; + int16_t bf_count; + int16_t iNumSubSets; + +} ISAR_SPLIT_REND_PLC_STRUCT, *ISAR_SPLIT_REND_PLC_HANDLE; + +typedef struct isar_binaural_head_rot_split_rendering_lcld_dec_struct +{ + void *pLcld_dec; + int32_t iChannels; + LCLDDecoder *psLCLDDecoder; + float ***pppfDecLCLDReal; + float ***pppfDecLCLDImag; +#ifdef CLDFB_DEBUG + FILE *cldfbOut; + int16_t numFrame; +#endif + ISAR_SPLIT_REND_PLC_HANDLE hSplitRendPLC; + + int16_t iNumBlocks; + int16_t iNumIterations; + +} ISAR_BIN_HR_SPLIT_LCLD_DEC, *ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE; + +typedef struct isar_binaural_head_rot_split_post_rendering_struct +{ + ISAR_BIN_HR_SPLIT_REND_MD rot_md[MAX_HEAD_ROT_POSES][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS]; + IVAS_QUATERNION QuaternionsPre[MAX_PARAM_SPATIAL_SUBFRAMES]; + int16_t low_Res; + + float fix_pos_rot_mat[MAX_HEAD_ROT_POSES - 1][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1]; + ISAR_BIN_HR_SPLIT_REND_HUFF huff_cfg; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + float mixer_mat_re[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mixer_mat_im[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float gd_mem[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS]; +#else + float mixer_mat_re[1][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mixer_mat_im[1][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float gd_mem[1][MAX_SPLIT_REND_MD_BANDS]; +#endif + int16_t cf_flag; + HANDLE_CLDFB_FILTER_BANK cldfbAna[BINAURAL_CHANNELS]; + HANDLE_CLDFB_FILTER_BANK cldfbSyn[BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HANDLE_CLDFB_FILTER_BANK cldfbSynReconsBinDec[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS]; +#endif + +} ISAR_BIN_HR_SPLIT_POST_REND, *ISAR_BIN_HR_SPLIT_POST_REND_HANDLE; + +typedef struct +{ + int16_t num_poses; + float relative_head_poses[MAX_HEAD_ROT_POSES][3]; + int16_t dof; + int16_t hq_mode; + ISAR_SPLIT_REND_ROT_AXIS rot_axis; + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode; + +} MULTI_BIN_REND_POSE_DATA; + +typedef struct +{ + MULTI_BIN_REND_POSE_DATA multiBinPoseData; + ISAR_BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend; + ISAR_BIN_HR_SPLIT_LCLD_DEC_HANDLE hSplitBinLCLDDec; + int16_t first_good_frame_received; + ISAR_LC3PLUS_DEC_HANDLE hLc3plusDec; + +} ISAR_SPLIT_POST_REND_WRAPPER; + +typedef struct +{ + MULTI_BIN_REND_POSE_DATA multiBinPoseData; + ISAR_BIN_HR_SPLIT_PRE_REND_HANDLE hBinHrSplitPreRend; + ISAR_BIN_HR_SPLIT_LCLD_ENC_HANDLE hSplitBinLCLDEnc; + CLDFB_HANDLES_WRAPPER_HANDLE hCldfbHandles; + ISAR_LC3PLUS_ENC_HANDLE hLc3plusEnc; + float *lc3plusDelayBuffers[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS]; /* Used to time-align head pose correction metadata with LC3plus-coded reference audio */ + int32_t lc3plusDelaySamples; + +} SPLIT_REND_WRAPPER; +#endif + +#endif /* ISAR_STAT_H */ diff --git a/lib_isar/lib_isar_post_rend.c b/lib_isar/lib_isar_post_rend.c new file mode 100644 index 0000000000000000000000000000000000000000..af43d273ec52e630ed7c6e3cd18138dd2db6d29d --- /dev/null +++ b/lib_isar/lib_isar_post_rend.c @@ -0,0 +1,1911 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + + +#include "options.h" +#include "lib_isar_post_rend.h" +#include "isar_stat.h" +#include "isar_prot.h" +#include "prot.h" +#include "ivas_prot.h" + +#ifndef SPLIT_REND_WITH_HEAD_ROT + +int32_t ISAR_POST_REND_void_func( void ) +{ + return 0; +} + +#else + +#include "ivas_prot_rend.h" +#include +#include +#include "wmc_auto.h" + + +/*-------------------------------------------------------------------* + * Local constants + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Local types + *-------------------------------------------------------------------*/ + +/* EFAP wrapper to simplify writing panning gains to a vector that includes LFE channels */ +typedef struct +{ + EFAP_HANDLE hEfap; + AUDIO_CONFIG speakerConfig; + const LSSETUP_CUSTOM_STRUCT *pCustomLsSetup; /* Pointer to main custom LS struct from renderer handle - doesn't need freeing */ +} EFAP_WRAPPER; + +/* Lightweight helper struct that gathers all information required for rendering + * any config to any other config. Used to simplify signatures of rendering functions. + * + * This struct should store ONLY CONST POINTERS to data existing elsewhere. + * Storing pointers instead of data itself ensures that no additional updates + * are required when any of these are changed in the renderer. Making the pointers + * const ensures that this data is only read, but not modified by the rendering functions. */ +typedef struct +{ + const int32_t *pOutSampleRate; + const AUDIO_CONFIG *pOutConfig; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + const LSSETUP_CUSTOM_STRUCT *pCustomLsOut; + const EFAP_WRAPPER *pEfapOutWrapper; +#endif + const ISAR_POST_REND_HeadRotData *pHeadRotData; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + const RENDER_CONFIG_HANDLE *hhRendererConfig; +#endif + const int16_t *pSplitRendBFI; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRenderConfig; +#endif +} rendering_context; + +/* Common base for input structs */ +typedef struct +{ + AUDIO_CONFIG inConfig; + ISAR_POST_REND_InputId id; + IVAS_REND_AudioBuffer inputBuffer; + float gain; /* Linear, not in dB */ + rendering_context ctx; + int32_t numNewSamplesPerChannel; /* Used to keep track how much new audio was fed before rendering current frame */ +} input_base; + +typedef struct +{ + input_base base; + ISAR_SPLIT_POST_REND_WRAPPER splitPostRendWrapper; + float *bufferData; + int16_t numCachedSamples; /* Number of decoded samples in bufferData that have not yet been played out */ + ISAR_POST_REND_BitstreamBuffer *hBits; +} input_split_post_rend; + +struct ISAR_POST_REND +{ + int32_t sampleRateOut; + + IVAS_LIMITER_HANDLE hLimiter; +#ifdef DEBUGGING + int32_t numClipping; /* Counter of clipped output samples */ +#endif + + input_split_post_rend inputsSplitPost[RENDERER_MAX_BIN_INPUTS]; + + AUDIO_CONFIG inputConfig; + AUDIO_CONFIG outputConfig; + + ISAR_POST_REND_HeadRotData headRotData; + int16_t splitRendBFI; + + int8_t rendererConfigEnabled; + ISAR_SPLIT_REND_CONFIG_DATA splitRenderConfig; + + int16_t num_subframes; +}; + +/*-------------------------------------------------------------------* + * getAudioConfigType() + * + * + *-------------------------------------------------------------------*/ + +ISAR_POST_REND_AudioConfigType isar_getAudioConfigType( + const AUDIO_CONFIG config ) +{ + ISAR_POST_REND_AudioConfigType type; + + switch ( config ) + { + case IVAS_AUDIO_CONFIG_BINAURAL: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + type = ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL; + break; + default: + type = ISAR_POST_REND_AUDIO_CONFIG_TYPE_UNKNOWN; + break; + } + + return type; +} + + +/*-------------------------------------------------------------------* + * Local function prototypes + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Local functions + *-------------------------------------------------------------------*/ + +static ivas_error allocateInputBaseBufferData( + float **data, + const int16_t data_size ) +{ + *data = (float *) malloc( data_size * sizeof( float ) ); + if ( *data == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for input base buffer data" ); + } + + return IVAS_ERR_OK; +} + +static void freeInputBaseBufferData( + float **data ) +{ + if ( *data != NULL ) + { + free( *data ); + *data = NULL; + } + + return; +} + + +static IVAS_QUATERNION quaternionInit( + void ) +{ + IVAS_QUATERNION q; + q.w = 1.0f; + q.x = q.y = q.z = 0.0f; + return q; +} + +static void convertBitsBufferToInternalBitsBuff( + const ISAR_POST_REND_BitstreamBuffer outBits, + ISAR_SPLIT_REND_BITS_HANDLE hBits ) +{ + hBits->bits_buf = outBits.bits; + hBits->bits_read = outBits.config.bitsRead; + hBits->bits_written = outBits.config.bitsWritten; + hBits->buf_len = outBits.config.bufLenInBytes; + hBits->codec = outBits.config.codec; + hBits->pose_correction = outBits.config.poseCorrection; + hBits->codec_frame_size_ms = outBits.config.codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hBits->isar_frame_size_ms = outBits.config.isar_frame_size_ms; + hBits->lc3plus_highres = outBits.config.lc3plusHighRes; +#endif + + return; +} + +static void convertInternalBitsBuffToBitsBuffer( + ISAR_POST_REND_BitstreamBuffer *hOutBits, + const ISAR_SPLIT_REND_BITS_DATA bits ) +{ + hOutBits->bits = bits.bits_buf; + hOutBits->config.bitsRead = bits.bits_read; + hOutBits->config.bitsWritten = bits.bits_written; + hOutBits->config.bufLenInBytes = bits.buf_len; + hOutBits->config.codec = bits.codec; + hOutBits->config.poseCorrection = bits.pose_correction; + hOutBits->config.codec_frame_size_ms = bits.codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hOutBits->config.isar_frame_size_ms = bits.isar_frame_size_ms; + hOutBits->config.lc3plusHighRes = bits.lc3plus_highres; +#endif + + return; +} + +static void copyBufferTo2dArray( + const IVAS_REND_AudioBuffer buffer, + float array[][L_FRAME48k] ) +{ + uint32_t smplIdx; + uint32_t chnlIdx; + const float *readPtr; + + assert( ( buffer.config.is_cldfb == 0 ) && "for CLDFB input call copyBufferToCLDFBarray()" ); + readPtr = buffer.data; + + for ( chnlIdx = 0; chnlIdx < (uint32_t) buffer.config.numChannels; ++chnlIdx ) + { + for ( smplIdx = 0; smplIdx < (uint32_t) buffer.config.numSamplesPerChannel; ++smplIdx ) + { + array[chnlIdx][smplIdx] = *readPtr++; + } + } + + return; +} + +static void accumulate2dArrayToBuffer( + float array[][L_FRAME48k], + const IVAS_REND_AudioBuffer *buffer ) +{ + int16_t smplIdx, chnlIdx; + float *writePtr; + + writePtr = buffer->data; + for ( chnlIdx = 0; chnlIdx < buffer->config.numChannels; ++chnlIdx ) + { + for ( smplIdx = 0; smplIdx < buffer->config.numSamplesPerChannel; ++smplIdx ) + { + *writePtr++ += array[chnlIdx][smplIdx]; + } + } + + return; +} + +/*-------------------------------------------------------------------* + * limitRendererOutput() + * + * In-place saturation control for multichannel buffers with adaptive release time + *-------------------------------------------------------------------*/ + +#ifndef DISABLE_LIMITER +/*! r: number of clipped output samples */ +static int32_t limitRendererOutput( + IVAS_LIMITER_HANDLE hLimiter, /* i/o: limiter struct handle */ + float *output, /* i/o: I/O buffer */ + const int16_t output_frame, /* i : number of samples per channel in the buffer */ + const float threshold /* i : signal amplitude above which limiting starts to be applied */ +) +{ + int16_t i; + float **channels; + int16_t num_channels; + int32_t numClipping = 0; + + /* return early if given bad parameters */ + if ( hLimiter == NULL || output == NULL || output_frame <= 0 ) + { + return 0; + } + + channels = hLimiter->channel_ptrs; + num_channels = hLimiter->num_channels; + + for ( i = 0; i < num_channels; ++i ) + { + channels[i] = output + i * output_frame; + } + + limiter_process( hLimiter, output_frame, threshold, 0, NULL ); + + /* Apply clipping to buffer in case the limiter let through some samples > 1.0f */ + for ( i = 0; i < output_frame * num_channels; ++i ) + { +#ifdef DEBUGGING + if ( output[i] < INT16_MIN || output[i] > INT16_MAX ) + { + ++numClipping; + } +#endif + + output[i] = min( max( INT16_MIN, output[i] ), INT16_MAX ); + } + + return numClipping; +} +#endif + + +/*-------------------------------------------------------------------* + * validateOutputSampleRate() + * + * + *-------------------------------------------------------------------*/ + +static ivas_error validateOutputSampleRate( + const int32_t sampleRate, + const AUDIO_CONFIG outConfig ) +{ + if ( ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) && sampleRate != 48000 ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_SAMPLING_RATE, "Error: Only 48kHz output sampling rate is supported for split rendering." ); + } + else + { + /* Otherwise rendering to binaural, support the same set as IVAS decoder */ + switch ( sampleRate ) + { + case 8000: + case 16000: + case 32000: + case 48000: + return IVAS_ERR_OK; + } + + return IVAS_ERR_INVALID_SAMPLING_RATE; + } +} + + +/*-------------------------------------------------------------------* + * Local functions + *-------------------------------------------------------------------*/ + +static ivas_error initLimiter( + IVAS_LIMITER_HANDLE *phLimiter, + const int16_t numChannels, + const int32_t sampleRate ) +{ + ivas_error error; + + /* If re-initializing with unchanged values, return early */ + if ( *phLimiter != NULL && ( *phLimiter )->num_channels == numChannels && ( *phLimiter )->sampling_rate == sampleRate ) + { + return IVAS_ERR_OK; + } + + /* Support re-init: close if already allocated */ + if ( *phLimiter != NULL ) + { + ivas_limiter_close( phLimiter ); + } + + if ( ( error = ivas_limiter_open( phLimiter, numChannels, sampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + return IVAS_ERR_OK; +} + + +static ivas_error initHeadRotation( + ISAR_POST_REND_HANDLE hIvasRend ) +{ + int16_t i, crossfade_len; + float tmp; + + /* Head rotation is enabled by default */ + hIvasRend->headRotData.headRotEnabled = 1; + + /* Initialize 5ms crossfade */ + crossfade_len = L_FRAME48k / MAX_PARAM_SPATIAL_SUBFRAMES; + tmp = 1.f / ( crossfade_len - 1 ); + for ( i = 0; i < crossfade_len; i++ ) + { + hIvasRend->headRotData.crossfade[i] = i * tmp; + } + + /* Initialize with unit quaternions */ + for ( i = 0; i < hIvasRend->num_subframes; ++i ) + { + hIvasRend->headRotData.headPositions[i] = quaternionInit(); + } + + hIvasRend->headRotData.sr_pose_pred_axis = DEFAULT_AXIS; + + return IVAS_ERR_OK; +} + + +static void initRendInputBase( + input_base *inputBase, + const AUDIO_CONFIG inConfig, + const IVAS_REND_InputId id, + const rendering_context rendCtx, + float *dataBuf, + const int16_t dataBufSize ) +{ + inputBase->inConfig = inConfig; + inputBase->id = id; + inputBase->gain = 1.0f; + inputBase->ctx = rendCtx; + inputBase->numNewSamplesPerChannel = 0; + + inputBase->inputBuffer.config.numSamplesPerChannel = 0; + inputBase->inputBuffer.config.numChannels = 0; + inputBase->inputBuffer.data = dataBuf; + if ( inputBase->inputBuffer.data != NULL ) + { + set_zero( inputBase->inputBuffer.data, dataBufSize ); + } + + return; +} + + +static rendering_context getRendCtx( + ISAR_POST_REND_HANDLE hIvasRend ) +{ + rendering_context ctx; + + /* Note: when refactoring this, always take the ADDRESS of a member of the + * renderer struct, so that the context stores a POINTER to the member, even + * if the member is a pointer or handle itself. */ + ctx.pOutConfig = &hIvasRend->outputConfig; + ctx.pOutSampleRate = &hIvasRend->sampleRateOut; + ctx.pHeadRotData = &hIvasRend->headRotData; + ctx.pSplitRendBFI = &hIvasRend->splitRendBFI; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ctx.pSplitRenderConfig = &hIvasRend->splitRenderConfig; +#endif + + return ctx; +} + + +static ivas_error getRendInputNumChannels( + const void *rendInput, + int16_t *numInChannels ) +{ + /* Using a void pointer for this function to be reusable for any input type (input_ism, input_mc, input_sba). + Assumptions: - input_base is always the first member in the input struct */ + (void) rendInput; + + *numInChannels = 2; + + return IVAS_ERR_OK; +} + + +static ivas_error updateSplitPostRendPanGains( + input_split_post_rend *inputSplitPostRend, + const AUDIO_CONFIG outConfig, + ISAR_SPLIT_REND_CONFIG_DATA *hRendCfg +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t num_subframes +#endif +) +{ + ivas_error error; + rendering_context rendCtx; + LC3PLUS_CONFIG config; + int16_t iNumBlocksPerFrame, iNumLCLDIterationsPerFrame; + + (void) outConfig; + + rendCtx = inputSplitPostRend->base.ctx; + isar_renderSplitGetMultiBinPoseData( hRendCfg, &inputSplitPostRend->splitPostRendWrapper.multiBinPoseData, rendCtx.pHeadRotData->sr_pose_pred_axis ); + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + config.high_res_mode_enabled = ( hRendCfg->lc3plus_highres != 0 ); +#endif + config.lc3plus_frame_duration_us = hRendCfg->codec_frame_size_ms * 1000; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + config.isar_frame_duration_us = hRendCfg->isar_frame_size_ms * 1000; +#else + if ( num_subframes != MAX_PARAM_SPATIAL_SUBFRAMES ) + { + if ( hRendCfg->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS ) + { + config.isar_frame_duration_us = ( hRendCfg->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) ? config.lc3plus_frame_duration_us * num_subframes : 20000; + } + else + { + config.isar_frame_duration_us = ( hRendCfg->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) ? config.lc3plus_frame_duration_us : 20000; + } + iNumLCLDIterationsPerFrame = 1; + } + else + { + config.isar_frame_duration_us = 20000; + } +#endif + + if ( hRendCfg->codec_frame_size_ms > 0 ) + { + iNumLCLDIterationsPerFrame = (int16_t) config.isar_frame_duration_us / ( 1000 * hRendCfg->codec_frame_size_ms ); + iNumLCLDIterationsPerFrame = max( 1, iNumLCLDIterationsPerFrame ); + iNumBlocksPerFrame = CLDFB_NO_COL_MAX * hRendCfg->codec_frame_size_ms / 20; + } + else + { + iNumLCLDIterationsPerFrame = 1; + iNumBlocksPerFrame = CLDFB_NO_COL_MAX; + } + + config.channels = BINAURAL_CHANNELS; + config.samplerate = *inputSplitPostRend->base.ctx.pOutSampleRate; + + if ( hRendCfg->codec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + if ( ( error = isar_splitBinLCLDDecOpen( &inputSplitPostRend->splitPostRendWrapper.hSplitBinLCLDDec, *inputSplitPostRend->base.ctx.pOutSampleRate, BINAURAL_CHANNELS, iNumBlocksPerFrame, iNumLCLDIterationsPerFrame ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else if ( hRendCfg->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS ) + { + if ( ( error = ISAR_LC3PLUS_DEC_Open( config, + &inputSplitPostRend->splitPostRendWrapper.hLc3plusDec ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + if ( ( error = isar_splitBinPostRendOpen( &inputSplitPostRend->splitPostRendWrapper.hBinHrSplitPostRend, &inputSplitPostRend->splitPostRendWrapper.multiBinPoseData, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + return IVAS_ERR_OK; +} + + +static ivas_error setRendInputActiveSplitPostRend( + void *input, + const AUDIO_CONFIG inConfig, + const IVAS_REND_InputId id, + ISAR_SPLIT_REND_CONFIG_DATA *hRendCfg +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + const int16_t num_subframes +#endif +) +{ + ivas_error error; + rendering_context rendCtx; + AUDIO_CONFIG outConfig; + input_split_post_rend *inputSplitPostRend; + + inputSplitPostRend = (input_split_post_rend *) input; + rendCtx = inputSplitPostRend->base.ctx; + outConfig = *rendCtx.pOutConfig; + + if ( ( error = allocateInputBaseBufferData( &inputSplitPostRend->bufferData, MAX_CLDFB_BIN_BUFFER_LENGTH ) ) != IVAS_ERR_OK ) + { + return error; + } + + initRendInputBase( &inputSplitPostRend->base, inConfig, id, rendCtx, inputSplitPostRend->bufferData, MAX_CLDFB_BIN_BUFFER_LENGTH ); + inputSplitPostRend->numCachedSamples = 0; + + if ( ( error = updateSplitPostRendPanGains( inputSplitPostRend, outConfig, hRendCfg +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + num_subframes +#endif + ) ) != IVAS_ERR_OK ) + { + return error; + } + + return IVAS_ERR_OK; +} + + +static void clearInputSplitRend( + input_split_post_rend *inputSplitRend ) +{ + rendering_context rendCtx; + + rendCtx = inputSplitRend->base.ctx; + + freeInputBaseBufferData( &inputSplitRend->bufferData ); + + initRendInputBase( &inputSplitRend->base, IVAS_AUDIO_CONFIG_INVALID, 0, rendCtx, NULL, 0 ); + + if ( inputSplitRend->splitPostRendWrapper.hBinHrSplitPostRend != NULL ) + { + isar_splitBinPostRendClose( &inputSplitRend->splitPostRendWrapper.hBinHrSplitPostRend ); + } + + if ( inputSplitRend->splitPostRendWrapper.hSplitBinLCLDDec != NULL ) + { + isar_splitBinLCLDDecClose( &inputSplitRend->splitPostRendWrapper.hSplitBinLCLDDec ); + } + + if ( inputSplitRend->splitPostRendWrapper.hLc3plusDec != NULL ) + { + ISAR_LC3PLUS_DEC_Close( &inputSplitRend->splitPostRendWrapper.hLc3plusDec ); + } + + return; +} + + +/*------------------------------------------------------------------------- + * ISAR_POST_REND_open() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_open( + ISAR_POST_REND_HANDLE *phIvasRend, /* i/o: Pointer to renderer handle */ + const int32_t outputSampleRate, /* i : output sampling rate */ + const IVAS_AUDIO_CONFIG outConfig, /* i : output audio config */ + const bool asHrtfBinary, /* i : load hrtf binary file */ + const int16_t nonDiegeticPan, /* i : non-diegetic object flag */ + const float nonDiegeticPanGain, /* i : non-diegetic panning gain */ + const int16_t num_subframes /* i : number of subframes */ +) +{ + int16_t i; + ISAR_POST_REND_HANDLE hIvasRend; + ivas_error error; + int16_t numOutChannels; + + (void) asHrtfBinary; + (void) nonDiegeticPan; + (void) nonDiegeticPanGain; + + /* Validate function arguments */ + if ( phIvasRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( ( error = validateOutputSampleRate( outputSampleRate, outConfig ) ) != IVAS_ERR_OK ) + { + return error; + } + + *phIvasRend = (ISAR_POST_REND_HANDLE) malloc( sizeof( struct ISAR_POST_REND ) ); + if ( *phIvasRend == NULL ) + { + return IVAS_ERR_FAILED_ALLOC; + } + + hIvasRend = *phIvasRend; + hIvasRend->sampleRateOut = outputSampleRate; + hIvasRend->outputConfig = outConfig; + hIvasRend->hLimiter = NULL; + hIvasRend->num_subframes = 1; +#ifdef DEBUGGING + hIvasRend->numClipping = 0; +#endif + hIvasRend->num_subframes = num_subframes; + + /* Initialize limiter */ + if ( ( error = ISAR_POST_REND_NumOutChannels( hIvasRend, &numOutChannels ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( ( error = initLimiter( &hIvasRend->hLimiter, numOutChannels, outputSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Initialize headrotation data */ + if ( ( error = initHeadRotation( hIvasRend ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Initialize inputs */ + + for ( i = 0; i < RENDERER_MAX_BIN_INPUTS; ++i ) + { + initRendInputBase( &hIvasRend->inputsSplitPost[i].base, IVAS_AUDIO_CONFIG_INVALID, 0, getRendCtx( hIvasRend ), NULL, 0 ); + + isar_init_split_post_rend_handles( &hIvasRend->inputsSplitPost[i].splitPostRendWrapper ); + + hIvasRend->splitRendBFI = 0; + hIvasRend->inputsSplitPost[i].bufferData = NULL; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_NumOutChannels() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_NumOutChannels( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer handle */ + int16_t *numOutChannels /* o : number of output channels */ +) +{ + /* Validate function arguments */ + if ( hIvasRend == NULL || numOutChannels == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + *numOutChannels = 2; + + return IVAS_ERR_OK; +} + + +static IVAS_REND_InputId makeInputId( + AUDIO_CONFIG config, + const int32_t inputIndex ) +{ + /* Put config type in second byte (from LSB), put index + 1 in first byte + * + * Index is incremented here so that a valid ID can never be 0. */ + return (IVAS_REND_InputId) ( ( ( (uint32_t) isar_getAudioConfigType( config ) ) << 8 ) | ( inputIndex + 1 ) ); +} + + +static ivas_error getInputById( + ISAR_POST_REND_HANDLE hIvasRend, + const IVAS_REND_InputId inputId, + void **ppInput ) +{ + int32_t inputIndex; + IVAS_REND_AudioConfigType configType; + input_base *pInputBase; + + /* Reverse makeInputId() */ + inputIndex = ( inputId & 0xFF ) - 1; + configType = ( inputId & 0xFF00 ) >> 8; + + /* Validate values derived from input ID */ + if ( inputIndex < 0 ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + switch ( configType ) + { + case ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL: + if ( inputIndex > RENDERER_MAX_BIN_INPUTS ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + pInputBase = &hIvasRend->inputsSplitPost[inputIndex].base; + break; + default: + return IVAS_ERR_INVALID_INPUT_ID; + } + + /* Ensure input ID matches and that input is active */ + if ( pInputBase->id != inputId || pInputBase->inConfig == IVAS_AUDIO_CONFIG_INVALID ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + + /* Validation done, set value via output parameter */ + *ppInput = pInputBase; + + return IVAS_ERR_OK; +} + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_SetInputGain() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_SetInputGain( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + const float gain /* i : linear gain (not in dB) */ +) +{ + input_base *inputBase; + ivas_error error; + + /* Validate function arguments */ + if ( hIvasRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( ( error = getInputById( hIvasRend, inputId, (void **) &inputBase ) ) != IVAS_ERR_OK ) + { + printf( "Hoo\n" ); + return error; + } + + inputBase->gain = gain; + + return IVAS_ERR_OK; +} + +static ivas_error getConstInputById( + ISAR_POST_REND_CONST_HANDLE hIvasRend, + const ISAR_POST_REND_InputId inputId, + const void **ppInput ) +{ + int32_t inputIndex; + IVAS_REND_AudioConfigType configType; + const input_base *pInputBase; + + /* Reverse makeInputId() */ + inputIndex = ( inputId & 0xFF ) - 1; + configType = ( inputId & 0xFF00 ) >> 8; + + /* Validate values derived from input ID */ + if ( inputIndex < 0 ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + switch ( configType ) + { + case ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL: + if ( inputIndex > RENDERER_MAX_BIN_INPUTS ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + pInputBase = &hIvasRend->inputsSplitPost[inputIndex].base; + break; + default: + return IVAS_ERR_INVALID_INPUT_ID; + } + + /* Ensure input ID matches and that input is active */ + if ( pInputBase->id != inputId || pInputBase->inConfig == IVAS_AUDIO_CONFIG_INVALID ) + { + return IVAS_ERR_INVALID_INPUT_ID; + } + + /* Validation done, set value via output parameter */ + *ppInput = pInputBase; + + return IVAS_ERR_OK; +} + + +static ivas_error findFreeInputSlot( + const void *inputs, + const int32_t inputStructSize, + const int32_t maxInputs, + int32_t *inputIndex ) +{ + /* Using a void pointer and a separately provided size is a hack for this function + to be reusable for arrays of any input type (input_ism, input_mc, input_sba, input_masa). + Assumptions: + - input_base is always the first member in the input struct + - provided size is correct + */ + + int32_t i; + bool canAddInput; + const uint8_t *pByte; + const input_base *pInputBase; + + canAddInput = false; + + /* Find first unused input in array */ + for ( i = 0, pByte = inputs; i < maxInputs; ++i, pByte += inputStructSize ) + { + pInputBase = (const input_base *) pByte; + + if ( pInputBase->inConfig == IVAS_AUDIO_CONFIG_INVALID ) + { + *inputIndex = i; + canAddInput = true; + break; + } + } + + if ( !canAddInput ) + { + return IVAS_ERR_TOO_MANY_INPUTS; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_AddInput() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_AddInput( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_AUDIO_CONFIG inConfig, /* i : audio config for a new input */ + ISAR_POST_REND_InputId *inputId /* o : ID of the new input */ +) +{ + ivas_error error; + int32_t maxNumInputsOfType; + void *inputsArray; + int32_t inputStructSize; + ivas_error ( *activateInput )( void *, AUDIO_CONFIG, IVAS_REND_InputId, ISAR_SPLIT_REND_CONFIG_DATA * +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t +#endif + ); + int32_t inputIndex; + + /* Validate function arguments */ + if ( hIvasRend == NULL || inputId == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + switch ( isar_getAudioConfigType( inConfig ) ) + { + case ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL: + maxNumInputsOfType = RENDERER_MAX_BIN_INPUTS; + inputsArray = hIvasRend->inputsSplitPost; + inputStructSize = sizeof( *hIvasRend->inputsSplitPost ); + activateInput = setRendInputActiveSplitPostRend; + break; + default: + return IVAS_ERR_INVALID_INPUT_FORMAT; + } + + /* Find first free input in array corresponding to input type */ + if ( ( error = findFreeInputSlot( inputsArray, inputStructSize, maxNumInputsOfType, &inputIndex ) ) != IVAS_ERR_OK ) + { + return error; + } + + *inputId = makeInputId( inConfig, inputIndex ); + if ( ( error = activateInput( (uint8_t *) inputsArray + inputStructSize * inputIndex, inConfig, *inputId, &hIvasRend->splitRenderConfig +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + hIvasRend->num_subframes +#endif + ) ) != IVAS_ERR_OK ) + { + return error; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_GetInputNumChannels() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_GetInputNumChannels( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + int16_t *numChannels /* o : number of channels of the input */ +) +{ + ivas_error error; + const input_base *pInput; + + /* Validate function arguments */ + if ( hIvasRend == NULL || numChannels == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( ( error = getConstInputById( hIvasRend, inputId, (const void **) &pInput ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( ( error = getRendInputNumChannels( pInput, numChannels ) ) != IVAS_ERR_OK ) + { + return error; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_GetDelay() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_GetDelay( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer state */ + int16_t *nSamples, /* o : Renderer delay in samples */ + int32_t *timeScale /* o : Time scale of the delay, equal to renderer output sampling rate */ +) +{ + int16_t i; + int32_t latency_ns; + int32_t max_latency_ns; + + /* Validate function arguments */ + if ( hIvasRend == NULL || nSamples == NULL || timeScale == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + *timeScale = hIvasRend->sampleRateOut; + *nSamples = 0; + max_latency_ns = 0; + + /* Compute the maximum delay across all inputs */ + for ( i = 0; i < RENDERER_MAX_BIN_INPUTS; i++ ) + { + if ( hIvasRend->inputsSplitPost[i].base.inConfig != IVAS_AUDIO_CONFIG_INVALID ) + { + latency_ns = 0; + if ( hIvasRend->inputsSplitPost[i].splitPostRendWrapper.hLc3plusDec != NULL ) + { + int32_t lc3plusDelaySamples; + ISAR_LC3PLUS_DEC_GetDelay( hIvasRend->inputsSplitPost[i].splitPostRendWrapper.hLc3plusDec, &lc3plusDelaySamples ); + latency_ns = (int32_t) roundf( lc3plusDelaySamples * 1000000000.f / *timeScale ); + } + if ( hIvasRend->inputsSplitPost[i].splitPostRendWrapper.multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + latency_ns += IVAS_FB_DEC_DELAY_NS; + } + else if ( hIvasRend->inputsSplitPost[i].splitPostRendWrapper.hSplitBinLCLDDec != NULL ) + { + latency_ns += IVAS_FB_DEC_DELAY_NS; + } + max_latency_ns = max( max_latency_ns, latency_ns ); + } + } + + *nSamples = (int16_t) roundf( (float) max_latency_ns * *timeScale / 1000000000.f ); + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_FeedInputAudio() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_FeedInputAudio( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + const ISAR_POST_REND_ReadOnlyAudioBuffer inputAudio /* i : buffer with input audio */ +) +{ + ivas_error error; + input_base *inputBase; + int16_t numInputChannels; + int16_t cldfb2tdSampleFact; + + /* Validate function arguments */ + if ( hIvasRend == NULL || inputAudio.data == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + cldfb2tdSampleFact = ( inputAudio.config.is_cldfb ) ? 2 : 1; + + if ( inputAudio.config.numSamplesPerChannel <= 0 || ( MAX_BUFFER_LENGTH_PER_CHANNEL < inputAudio.config.numSamplesPerChannel && inputAudio.config.is_cldfb == 0 ) || + ( ( MAX_BUFFER_LENGTH_PER_CHANNEL * cldfb2tdSampleFact ) < inputAudio.config.numSamplesPerChannel && inputAudio.config.is_cldfb == 1 ) ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Buffer size outside of supported range" ); + } + + if ( inputAudio.config.numChannels <= 0 || MAX_INPUT_CHANNELS < inputAudio.config.numChannels ) + { + return IVAS_ERR_WRONG_NUM_CHANNELS; + } + + if ( isar_getAudioConfigType( hIvasRend->outputConfig ) == ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM && + ( inputAudio.config.numSamplesPerChannel * 1000 / cldfb2tdSampleFact ) != ( BINAURAL_RENDERING_FRAME_SIZE_MS * hIvasRend->num_subframes ) * hIvasRend->sampleRateOut ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Binaural rendering requires specific frame size" ); + } + + if ( ( error = getInputById( hIvasRend, inputId, (void **) &inputBase ) ) != IVAS_ERR_OK ) + { + printf( "Foo\n" ); + return error; + } + + if ( ( error = getRendInputNumChannels( inputBase, &numInputChannels ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( numInputChannels != inputAudio.config.numChannels ) + { + return IVAS_ERR_WRONG_NUM_CHANNELS; + } + + inputBase->inputBuffer.config = inputAudio.config; + + mvr2r( inputAudio.data, inputBase->inputBuffer.data, inputAudio.config.numSamplesPerChannel * inputAudio.config.numChannels ); + + inputBase->numNewSamplesPerChannel = inputAudio.config.numSamplesPerChannel / cldfb2tdSampleFact; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_InitConfig() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_InitConfig( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const AUDIO_CONFIG outAudioConfig /* i : output audioConfig */ +) +{ + bool rendererConfigEnabled; + + rendererConfigEnabled = ( isar_getAudioConfigType( outAudioConfig ) == ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL ); + + if ( rendererConfigEnabled ) + { + hIvasRend->rendererConfigEnabled = 1; + } + else + { + hIvasRend->rendererConfigEnabled = 0; + } + + if ( rendererConfigEnabled ) + { + hIvasRend->splitRenderConfig.splitRendBitRate = SPLIT_REND_768k; + hIvasRend->splitRenderConfig.dof = 3; + hIvasRend->splitRenderConfig.hq_mode = 0; + hIvasRend->splitRenderConfig.codec_delay_ms = 0; + hIvasRend->splitRenderConfig.codec_frame_size_ms = 0; /* 0 means "use default for selected codec" */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hIvasRend->splitRenderConfig.isar_frame_size_ms = 0; /* 0 means "use default for selected codec" */ +#endif + hIvasRend->splitRenderConfig.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + hIvasRend->splitRenderConfig.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + hIvasRend->splitRenderConfig.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_DEFAULT; + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_GetRenderConfig() + * + * + *-------------------------------------------------------------------*/ + +int16_t ISAR_POST_REND_GetRenderConfig( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: IVAS decoder handle */ + const ISAR_SPLIT_REND_CONFIG_HANDLE splitRenderConfig /* o : Render configuration handle */ +) +{ + ISAR_SPLIT_REND_CONFIG_DATA hRCin; + + if ( hIvasRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + hRCin = hIvasRend->splitRenderConfig; + + splitRenderConfig->splitRendBitRate = SPLIT_REND_768k; + splitRenderConfig->dof = 3; + splitRenderConfig->hq_mode = 0; + splitRenderConfig->codec_delay_ms = 0; + splitRenderConfig->codec_frame_size_ms = 0; /* 0 means "use default for selected codec" */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + splitRenderConfig->isar_frame_size_ms = 0; /* 0 means "use default for selected codec" */ +#endif + splitRenderConfig->codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + splitRenderConfig->poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + splitRenderConfig->rendererSelection = hRCin.rendererSelection; + + return IVAS_ERR_OK; +} + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_FeedSplitBinauralBitstream() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_FeedSplitBinauralBitstream( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_REND_InputId inputId, /* i : ID of the input */ + ISAR_POST_REND_BitstreamBuffer *hBits /* i : buffer for input bitstream */ +) +{ + ivas_error error; + input_base *inputBase; + input_split_post_rend *inputSplitPostRend; + + /* Validate function arguments */ + if ( hIvasRend == NULL || hBits == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( ( error = getInputById( hIvasRend, inputId, (void **) &inputBase ) ) != IVAS_ERR_OK ) + { + printf( "Goo\n" ); + return error; + } + + inputSplitPostRend = (input_split_post_rend *) inputBase; + inputSplitPostRend->hBits = hBits; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_SetHeadRotation() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_SetHeadRotation( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_QUATERNION headRot, /* i : head orientations for next rendering call */ + const IVAS_VECTOR3 Pos, /* i : listener positions for next rendering call */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, /* i : external control for rotation axis for split rendering */ + const int16_t sf_idx /* i : subframe index */ +) +{ + IVAS_QUATERNION rotQuat; + + /* Validate function arguments */ + if ( hIvasRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( isar_getAudioConfigType( hIvasRend->outputConfig ) != ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL ) + { + /* Head rotation can be set only with binaural output */ + return IVAS_ERR_INVALID_OUTPUT_FORMAT; + } + + hIvasRend->headRotData.headRotEnabled = 1; + + /* check for Euler angle signaling */ + if ( headRot.w == -3.0f ) + { + Euler2Quat( deg2rad( headRot.x ), deg2rad( headRot.y ), deg2rad( headRot.z ), &rotQuat ); + } + else + { + rotQuat = headRot; + } + + hIvasRend->headRotData.headPositions[sf_idx] = rotQuat; + hIvasRend->headRotData.Pos[sf_idx] = Pos; + hIvasRend->headRotData.sr_pose_pred_axis = rot_axis; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_SetSplitRendBFI() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_SetSplitRendBFI( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const int16_t bfi /* i: BFI flag */ +) +{ + hIvasRend->splitRendBFI = bfi; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * Local functions + *-------------------------------------------------------------------*/ + + +static ivas_error splitBinLc3plusDecode( + ISAR_SPLIT_POST_REND_WRAPPER *hSplitBin, + ISAR_SPLIT_REND_BITS_HANDLE bits, + float outputBuffer[BINAURAL_CHANNELS][L_FRAME48k], +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + ISAR_SPLIT_REND_POSE_CORRECTION_MODE pose_correction, +#endif + const int16_t SplitRendBFI ) +{ + ivas_error error; + float *channel_ptrs[MAX_HEAD_ROT_POSES * 2]; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t lc3plusBitstreamSize; +#else + int32_t lc3plusBitrateId, lc3plusBitstreamSize; +#endif + + push_wmops( "splitBinLc3plusDecode" ); + assert( hSplitBin->hLc3plusDec != NULL ); + + for ( int16_t i = 0; i < BINAURAL_CHANNELS * hSplitBin->multiBinPoseData.num_poses; ++i ) + { + channel_ptrs[i] = outputBuffer[i]; + } + + if ( SplitRendBFI == 0 ) + { + /* Find next byte boundary */ + while ( bits->bits_read % 8 != 0 ) + { + ++bits->bits_read; + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* Size is in bytes */ + assert( ( bits->bits_written - bits->bits_read ) % 8 == 0 ); + lc3plusBitstreamSize = ( bits->bits_written - bits->bits_read ) / 8; +#else + /* Read LC3plus bitstream size info */ + lc3plusBitrateId = ISAR_SPLIT_REND_BITStream_read_int32( bits, 8 ); + lc3plusBitstreamSize = isar_get_lc3plus_size_from_id( (int8_t) lc3plusBitrateId, pose_correction, (int16_t) ( hSplitBin->hLc3plusDec->config.isar_frame_duration_us / 1000 ) ); +#endif + + if ( ( error = ISAR_LC3PLUS_DEC_Decode( hSplitBin->hLc3plusDec, &bits->bits_buf[bits->bits_read / 8], lc3plusBitstreamSize, channel_ptrs ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else + { + if ( ( error = ISAR_LC3PLUS_DEC_Conceal( hSplitBin->hLc3plusDec, channel_ptrs ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + pop_wmops(); + return IVAS_ERR_OK; +} + + +static ivas_error renderSplitBinauralWithPostRot( + input_split_post_rend *splitBinInput, + IVAS_REND_AudioBuffer outAudio, + const int16_t SplitRendBFI, + const int16_t num_subframes ) +{ + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + ivas_error error; + float Cldfb_RealBuffer_Binaural_5ms[MAX_PARAM_SPATIAL_SUBFRAMES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural_5ms[MAX_PARAM_SPATIAL_SUBFRAMES][BINAURAL_CHANNELS][MAX_PARAM_SPATIAL_SUBFRAMES][CLDFB_NO_CHANNELS_MAX]; + IVAS_QUATERNION QuaternionsPost[MAX_PARAM_SPATIAL_SUBFRAMES]; + int16_t sf_idx, ch_idx; + ISAR_SPLIT_REND_BITS_DATA bits; + float tmpCrendBuffer[BINAURAL_CHANNELS][L_FRAME48k]; + float tmpCrendBuffer_sf[BINAURAL_CHANNELS][L_FRAME48k]; + ISAR_SPLIT_POST_REND_WRAPPER *hSplitBin; + int8_t isPostRendInputCldfb; + int16_t chnlIdx, slotIdx, smplIdx; + int16_t preRendFrameSize_ms; + int16_t outBufNumSamplesPerChannel, outBufNumColPerChannel; + int16_t numSamplesPerChannelCacheSize, numColPerChannelCacheSize; + float *readPtr, *writePtr; +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + uint32_t ivas_frame_duration_us; +#endif + int16_t iNumBlocksPerFrame, iNumLCLDIterationsPerFrame; + const ISAR_POST_REND_HeadRotData *pHeadRotData; + + isPostRendInputCldfb = 0; + push_wmops( "renderSplitBinauralWithPostRot" ); + error = IVAS_ERR_OK; + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + if ( outAudio.config.numSamplesPerChannel / *splitBinInput->base.ctx.pOutSampleRate > splitBinInput->hBits->config.isar_frame_size_ms ) + { + return IVAS_ERR_INTERNAL_FATAL; + } +#endif + + pHeadRotData = splitBinInput->base.ctx.pHeadRotData; + hSplitBin = &splitBinInput->splitPostRendWrapper; + convertBitsBufferToInternalBitsBuff( *splitBinInput->hBits, &bits ); + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivas_frame_duration_us = 20000; + if ( splitBinInput->splitPostRendWrapper.hLc3plusDec != NULL ) + { + ivas_frame_duration_us = splitBinInput->splitPostRendWrapper.hLc3plusDec->config.isar_frame_duration_us; + } +#endif + + iNumLCLDIterationsPerFrame = 1; + iNumBlocksPerFrame = CLDFB_NO_COL_MAX; + if ( splitBinInput->splitPostRendWrapper.hSplitBinLCLDDec != NULL ) + { + iNumBlocksPerFrame = splitBinInput->splitPostRendWrapper.hSplitBinLCLDDec->iNumBlocks; + iNumLCLDIterationsPerFrame = splitBinInput->splitPostRendWrapper.hSplitBinLCLDDec->iNumIterations; + } + + outBufNumSamplesPerChannel = outAudio.config.numSamplesPerChannel / num_subframes; + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + QuaternionsPost[sf_idx] = pHeadRotData->headPositions[sf_idx]; + } + + if ( !SplitRendBFI ) + { + hSplitBin->first_good_frame_received = 1; + } + + if ( hSplitBin->first_good_frame_received == 1 ) + { + if ( bits.pose_correction == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + if ( !SplitRendBFI ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + isar_splitBinPostRendMdDec( &bits, hSplitBin->hBinHrSplitPostRend, &hSplitBin->multiBinPoseData, hSplitBin->hBinHrSplitPreRend ); +#else + isar_splitBinPostRendMdDec( &bits, hSplitBin->hBinHrSplitPostRend, &hSplitBin->multiBinPoseData ); +#endif + } + } + + /*copy pose correction after MD is parsed*/ + hSplitBin->multiBinPoseData.poseCorrectionMode = bits.pose_correction; + + /* decode audio */ + if ( splitBinInput->base.inConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) + { + if ( bits.codec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + isPostRendInputCldfb = 1; + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + numSamplesPerChannelCacheSize = (int16_t) ( *splitBinInput->base.ctx.pOutSampleRate * bits.isar_frame_size_ms / 1000 ) - outBufNumSamplesPerChannel; +#else + preRendFrameSize_ms = (int16_t) ( ivas_frame_duration_us ) / 1000; + + numSamplesPerChannelCacheSize = (int16_t) ( *splitBinInput->base.ctx.pOutSampleRate * ( preRendFrameSize_ms - bits.codec_frame_size_ms ) / 1000 ); +#endif + + outBufNumColPerChannel = MAX_PARAM_SPATIAL_SUBFRAMES; + numColPerChannelCacheSize = ( iNumBlocksPerFrame * iNumLCLDIterationsPerFrame ) - outBufNumColPerChannel; + + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + if ( splitBinInput->numCachedSamples == 0 ) + { + if ( bits.codec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + isar_splitBinLCLDDecProcess( hSplitBin->hSplitBinLCLDDec, &bits, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, SplitRendBFI ); + + /* copy data over to 5ms buffer */ + for ( chnlIdx = 0; chnlIdx < BINAURAL_CHANNELS; ++chnlIdx ) + { + for ( slotIdx = 0; slotIdx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; ++slotIdx ) + { + mvr2r( Cldfb_RealBuffer_Binaural[chnlIdx][slotIdx], Cldfb_RealBuffer_Binaural_5ms[sf_idx][chnlIdx][slotIdx], CLDFB_NO_CHANNELS_MAX ); + mvr2r( Cldfb_ImagBuffer_Binaural[chnlIdx][slotIdx], Cldfb_ImagBuffer_Binaural_5ms[sf_idx][chnlIdx][slotIdx], CLDFB_NO_CHANNELS_MAX ); + } + } + + /* cache the remaining 15ms */ + splitBinInput->numCachedSamples = numColPerChannelCacheSize; + writePtr = splitBinInput->bufferData; + for ( slotIdx = CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; slotIdx < ( iNumBlocksPerFrame * iNumLCLDIterationsPerFrame ); ++slotIdx ) + { + for ( chnlIdx = 0; chnlIdx < BINAURAL_CHANNELS; ++chnlIdx ) + { + for ( smplIdx = 0; smplIdx < CLDFB_NO_CHANNELS_MAX; ++smplIdx ) + { + *writePtr++ = Cldfb_RealBuffer_Binaural[chnlIdx][slotIdx][smplIdx]; + } + for ( smplIdx = 0; smplIdx < CLDFB_NO_CHANNELS_MAX; ++smplIdx ) + { + *writePtr++ = Cldfb_ImagBuffer_Binaural[chnlIdx][slotIdx][smplIdx]; + } + } + } + } + else + { + if ( ( error = splitBinLc3plusDecode( hSplitBin, &bits, tmpCrendBuffer, +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + bits.pose_correction, +#endif + SplitRendBFI ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* cache the remaining decoded audio */ + splitBinInput->numCachedSamples = numSamplesPerChannelCacheSize; + mvr2r( &tmpCrendBuffer[0][outBufNumSamplesPerChannel], splitBinInput->bufferData, numSamplesPerChannelCacheSize ); + mvr2r( &tmpCrendBuffer[1][outBufNumSamplesPerChannel], splitBinInput->bufferData + numSamplesPerChannelCacheSize, numSamplesPerChannelCacheSize ); + } + } + else + { + /* copy from cache */ + if ( bits.codec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + int16_t readOffset = ( numColPerChannelCacheSize - splitBinInput->numCachedSamples ); + readPtr = splitBinInput->bufferData; + isPostRendInputCldfb = 1; + + readPtr += 2 * readOffset * CLDFB_NO_CHANNELS_MAX * BINAURAL_CHANNELS; + for ( slotIdx = 0; slotIdx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; ++slotIdx ) + { + for ( chnlIdx = 0; chnlIdx < BINAURAL_CHANNELS; ++chnlIdx ) + { + for ( smplIdx = 0; smplIdx < CLDFB_NO_CHANNELS_MAX; ++smplIdx ) + { + Cldfb_RealBuffer_Binaural_5ms[sf_idx][chnlIdx][slotIdx][smplIdx] = *readPtr++; + } + for ( smplIdx = 0; smplIdx < CLDFB_NO_CHANNELS_MAX; ++smplIdx ) + { + Cldfb_ImagBuffer_Binaural_5ms[sf_idx][chnlIdx][slotIdx][smplIdx] = *readPtr++; + } + } + } + + splitBinInput->numCachedSamples -= outBufNumColPerChannel; + } + else + { + int16_t readOffset = numSamplesPerChannelCacheSize - splitBinInput->numCachedSamples; + mvr2r( splitBinInput->bufferData + readOffset, &tmpCrendBuffer[0][sf_idx * outBufNumSamplesPerChannel], outBufNumSamplesPerChannel ); + mvr2r( splitBinInput->bufferData + readOffset + numSamplesPerChannelCacheSize, &tmpCrendBuffer[1][sf_idx * outBufNumSamplesPerChannel], outBufNumSamplesPerChannel ); + splitBinInput->numCachedSamples -= outBufNumSamplesPerChannel; + } + } + } + } + else + { + copyBufferTo2dArray( splitBinInput->base.inputBuffer, tmpCrendBuffer ); + if ( splitBinInput->numCachedSamples == 0 ) + { +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + preRendFrameSize_ms = splitBinInput->base.ctx.pSplitRenderConfig->isar_frame_size_ms; +#else + preRendFrameSize_ms = (int16_t) ( ivas_frame_duration_us ) / 1000; +#endif + numSamplesPerChannelCacheSize = (int16_t) ( *splitBinInput->base.ctx.pOutSampleRate * preRendFrameSize_ms / 1000 ); + numSamplesPerChannelCacheSize -= outAudio.config.numSamplesPerChannel; + splitBinInput->numCachedSamples = numSamplesPerChannelCacheSize; + } + else + { + splitBinInput->numCachedSamples -= outAudio.config.numSamplesPerChannel; + } + } + + /* apply pose correction if enabled */ + for ( sf_idx = 0; sf_idx < num_subframes; sf_idx++ ) + { + if ( bits.pose_correction == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE && isPostRendInputCldfb ) + { + /* 0DOF with LCLD codec requires CLDFB synthesis */ + int16_t slot_idx; + + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + float *RealBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + float *ImagBuffer[CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES]; + + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES; slot_idx++ ) + { + RealBuffer[slot_idx] = Cldfb_RealBuffer_Binaural_5ms[sf_idx][ch_idx][slot_idx]; + ImagBuffer[slot_idx] = Cldfb_ImagBuffer_Binaural_5ms[sf_idx][ch_idx][slot_idx]; + } + + cldfbSynthesis( RealBuffer, + ImagBuffer, + &( tmpCrendBuffer[ch_idx][sf_idx * outBufNumSamplesPerChannel] ), + hSplitBin->hBinHrSplitPostRend->cldfbSyn[0]->no_channels * CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, + hSplitBin->hBinHrSplitPostRend->cldfbSyn[ch_idx] ); + } + } + else if ( bits.pose_correction == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + mvr2r( &tmpCrendBuffer[0][sf_idx * outBufNumSamplesPerChannel], tmpCrendBuffer_sf[0], outBufNumSamplesPerChannel ); + mvr2r( &tmpCrendBuffer[1][sf_idx * outBufNumSamplesPerChannel], tmpCrendBuffer_sf[1], outBufNumSamplesPerChannel ); + + isar_rend_CldfbSplitPostRendProcess( hSplitBin->hBinHrSplitPostRend, &hSplitBin->multiBinPoseData, QuaternionsPost[sf_idx], Cldfb_RealBuffer_Binaural_5ms[sf_idx], Cldfb_ImagBuffer_Binaural_5ms[sf_idx], tmpCrendBuffer_sf, isPostRendInputCldfb ); + + mvr2r( tmpCrendBuffer_sf[0], &tmpCrendBuffer[0][sf_idx * outBufNumSamplesPerChannel], outBufNumSamplesPerChannel ); + mvr2r( tmpCrendBuffer_sf[1], &tmpCrendBuffer[1][sf_idx * outBufNumSamplesPerChannel], outBufNumSamplesPerChannel ); + } + } + } + else + { + if ( splitBinInput->base.inConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) + { + for ( ch_idx = 0; ch_idx < BINAURAL_CHANNELS; ch_idx++ ) + { + set_zero( tmpCrendBuffer[ch_idx], outAudio.config.numSamplesPerChannel ); + } + } + else + { + copyBufferTo2dArray( splitBinInput->base.inputBuffer, tmpCrendBuffer ); + } + } + + convertInternalBitsBuffToBitsBuffer( splitBinInput->hBits, bits ); + accumulate2dArrayToBuffer( tmpCrendBuffer, &outAudio ); + + pop_wmops(); + return error; +} + +static ivas_error renderInputSplitBin( + input_split_post_rend *splitBinInput, + const AUDIO_CONFIG outConfig, + IVAS_REND_AudioBuffer outAudio, + const int16_t SplitRendBFI, + const int16_t num_subframes ) +{ + ivas_error error; + IVAS_REND_AudioBuffer inAudio; + + inAudio = splitBinInput->base.inputBuffer; + + splitBinInput->base.numNewSamplesPerChannel = 0; + + /* Apply input gain to new audio */ + v_multc( inAudio.data, + splitBinInput->base.gain, + inAudio.data, + inAudio.config.numSamplesPerChannel * inAudio.config.numChannels ); + switch ( outConfig ) + { + case IVAS_AUDIO_CONFIG_BINAURAL: + error = renderSplitBinauralWithPostRot( splitBinInput, outAudio, SplitRendBFI, num_subframes ); + break; + default: + return IVAS_ERR_INVALID_OUTPUT_FORMAT; + } + + return error; +} + +static ivas_error renderActiveInputsSplitBin( + ISAR_POST_REND_HANDLE hIvasRend, + IVAS_REND_AudioBuffer outAudio ) +{ + int16_t i; + input_split_post_rend *pCurrentInput; + ivas_error error; + + for ( i = 0, pCurrentInput = hIvasRend->inputsSplitPost; i < RENDERER_MAX_BIN_INPUTS; ++i, ++pCurrentInput ) + { + if ( pCurrentInput->base.inConfig == IVAS_AUDIO_CONFIG_INVALID ) + { + /* Skip inactive inputs */ + continue; + } + + if ( ( error = renderInputSplitBin( pCurrentInput, hIvasRend->outputConfig, outAudio, hIvasRend->splitRendBFI, hIvasRend->num_subframes ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_getSamples() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_getSamples( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio /* i/o: buffer for output audio */ +) +{ + ivas_error error; + int16_t numOutChannels; + int16_t cldfb2tdSampleFact; + + /* Validate function arguments */ + if ( hIvasRend == NULL || outAudio.data == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + cldfb2tdSampleFact = ( outAudio.config.is_cldfb ) ? 2 : 1; + + if ( outAudio.config.numSamplesPerChannel <= 0 || ( MAX_BUFFER_LENGTH_PER_CHANNEL < outAudio.config.numSamplesPerChannel && outAudio.config.is_cldfb == 0 ) || + ( ( MAX_BUFFER_LENGTH_PER_CHANNEL * cldfb2tdSampleFact ) < outAudio.config.numSamplesPerChannel && outAudio.config.is_cldfb == 1 ) ) + { + return IVAS_ERR_INVALID_BUFFER_SIZE; + } + + if ( outAudio.config.numChannels <= 0 || MAX_OUTPUT_CHANNELS < outAudio.config.numChannels ) + { + return IVAS_ERR_WRONG_NUM_CHANNELS; + } + + if ( isar_getAudioConfigType( hIvasRend->outputConfig ) == ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL && + ( outAudio.config.numSamplesPerChannel * 1000 / cldfb2tdSampleFact ) != ( hIvasRend->num_subframes * BINAURAL_RENDERING_FRAME_SIZE_MS ) * hIvasRend->sampleRateOut ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Binaural rendering requires specific frame size" ); + } + + if ( ( error = ISAR_POST_REND_NumOutChannels( hIvasRend, &numOutChannels ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( numOutChannels != outAudio.config.numChannels && hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + return IVAS_ERR_WRONG_NUM_CHANNELS; + } + + /* Clear original output buffer */ + set_zero( outAudio.data, outAudio.config.numChannels * outAudio.config.numSamplesPerChannel ); + + if ( ( error = renderActiveInputsSplitBin( hIvasRend, outAudio ) ) != IVAS_ERR_OK ) + { + return error; + } + +#ifndef DISABLE_LIMITER +#ifdef DEBUGGING + hIvasRend->numClipping += +#endif + limitRendererOutput( hIvasRend->hLimiter, outAudio.data, outAudio.config.numSamplesPerChannel, IVAS_LIMITER_THRESHOLD ); +#endif + + return IVAS_ERR_OK; +} + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_GetSplitBinauralSamples() + * + * + *-------------------------------------------------------------------*/ + +ivas_error ISAR_POST_REND_GetSplitBinauralSamples( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio, /* i/o: buffer for output audio */ + bool *needNewFrame ) +{ + ivas_error error; + + if ( ( error = ISAR_POST_REND_getSamples( hIvasRend, outAudio ) ) != IVAS_ERR_OK ) + { + return error; + } + *needNewFrame = hIvasRend->inputsSplitPost[0].numCachedSamples == 0; + + return IVAS_ERR_OK; +} + + +/*-------------------------------------------------------------------* + * ISAR_POST_REND_Close() + * + * + *-------------------------------------------------------------------*/ + +void ISAR_POST_REND_Close( + ISAR_POST_REND_HANDLE *phIvasRend /* i/o: Pointer to renderer handle */ +) +{ + uint16_t i; + ISAR_POST_REND_HANDLE hIvasRend; + + /* Validate function arguments */ + if ( phIvasRend == NULL || *phIvasRend == NULL ) + { + return; + } + hIvasRend = *phIvasRend; + + for ( i = 0; i < RENDERER_MAX_BIN_INPUTS; ++i ) + { + clearInputSplitRend( &hIvasRend->inputsSplitPost[i] ); + } + + ivas_limiter_close( &hIvasRend->hLimiter ); + + free( hIvasRend ); + *phIvasRend = NULL; + + return; +} + + +ivas_error ISAR_REND_SetSplitRendBitstreamHeader( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: IVAS renderer handle */ + const ISAR_SPLIT_REND_CODEC codec, /* o: codec setting */ + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection, /* o: pose correction mode */ + const int16_t codec_frame_size_ms /* i: codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + const int16_t isar_frame_size_ms, /* i: isar codec frame size setting */ + const int16_t lc3plus_highres /* i: LC3plus Hig-Res setting. Ignored if codec is not LC3plus */ +#endif +) +{ + if ( hIvasRend == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + hIvasRend->splitRenderConfig.codec = codec; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hIvasRend->splitRenderConfig.isar_frame_size_ms = isar_frame_size_ms; +#endif + hIvasRend->splitRenderConfig.codec_frame_size_ms = codec_frame_size_ms; + hIvasRend->splitRenderConfig.poseCorrectionMode = poseCorrection; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hIvasRend->splitRenderConfig.lc3plus_highres = lc3plus_highres; +#endif + return IVAS_ERR_OK; +} + +#ifdef DEBUGGING +/*-------------------------------------------------------------------* + * ISAR_POST_REND_GetNoCLipping() + * + * + *-------------------------------------------------------------------*/ + +int32_t ISAR_POST_REND_GetNoCLipping( + ISAR_POST_REND_HANDLE hIvasRend ) +{ + return hIvasRend->numClipping; +} + +int32_t ISAR_POST_REND_GetCntFramesLimited( + ISAR_POST_REND_CONST_HANDLE hIvasRend ) +{ + if ( hIvasRend->hLimiter == NULL ) + { + return 0; + } + + return hIvasRend->hLimiter->cnt_frames_limited; +} +#endif + + +#endif diff --git a/lib_isar/lib_isar_post_rend.h b/lib_isar/lib_isar_post_rend.h new file mode 100644 index 0000000000000000000000000000000000000000..d5fdd605bdf9064332adccd811e7909fad40d257 --- /dev/null +++ b/lib_isar/lib_isar_post_rend.h @@ -0,0 +1,231 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef LIB_ISAR_POST_REND_H +#define LIB_ISAR_POST_REND_H + +#include +#include "common_api_types.h" + + +#ifndef SPLIT_REND_WITH_HEAD_ROT + +int32_t ISAR_POST_REND_void_func( void ); + +#else + +/*---------------------------------------------------------------------* + * Renderer constants + *---------------------------------------------------------------------*/ + +#define RENDERER_MAX_ISAR_MD_INPUTS 1 +#define RENDERER_MAX_BIN_INPUTS 1 + +/*---------------------------------------------------------------------* + * Renderer structures + *---------------------------------------------------------------------*/ + +typedef struct +{ + int32_t bufLenInBytes; + int32_t bitsWritten; + int32_t bitsRead; + ISAR_SPLIT_REND_CODEC codec; + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection; + int16_t codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t isar_frame_size_ms; + int16_t lc3plusHighRes; +#endif +} ISAR_POST_REND_BitstreamBufferConfig; + +typedef struct +{ + ISAR_POST_REND_BitstreamBufferConfig config; + uint8_t *bits; +} ISAR_POST_REND_BitstreamBuffer; + +typedef enum +{ + ISAR_POST_REND_AUDIO_CONFIG_TYPE_BINAURAL = 0, + ISAR_POST_REND_AUDIO_CONFIG_TYPE_UNKNOWN, +} ISAR_POST_REND_AudioConfigType; + +typedef struct +{ + IVAS_REND_AudioBufferConfig config; + const float *data; +} ISAR_POST_REND_ReadOnlyAudioBuffer; + +typedef struct ISAR_POST_REND *ISAR_POST_REND_HANDLE; +typedef struct ISAR_POST_REND const *ISAR_POST_REND_CONST_HANDLE; + +typedef uint16_t ISAR_POST_REND_InputId; + +typedef enum _ISAR_POST_REND_COMPLEXITY_LEVEL +{ + ISAR_POST_REND_COMPLEXITY_LEVEL_ONE = 1, + ISAR_POST_REND_COMPLEXITY_LEVEL_TWO = 2, + ISAR_POST_REND_COMPLEXITY_LEVEL_THREE = 3 +} ISAR_POST_REND_COMPLEXITY_LEVEL; + + +/* clang-format off */ +/*----------------------------------------------------------------------------------* + * Renderer function prototypes + *----------------------------------------------------------------------------------*/ + +/* Functions to be called before rendering */ + +ivas_error ISAR_POST_REND_open( + ISAR_POST_REND_HANDLE *phIvasRend, /* i/o: Pointer to renderer handle */ + const int32_t outputSampleRate, /* i : output sampling rate */ + const IVAS_AUDIO_CONFIG outConfig, /* i : output audio config */ + const bool asHrtfBinary, /* i : load hrtf binary file */ + const int16_t nonDiegeticPan, /* i : non-diegetic object flag */ + const float nonDiegeticPanGain, /* i : non-diegetic panning gain */ + const int16_t num_subframes /* i : number of subframes */ +); + +/* Functions to be called before/during rendering */ + +ivas_error ISAR_POST_REND_NumOutChannels( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer handle */ + int16_t *numOutChannels /* o : number of output channels */ +); + +ivas_error ISAR_POST_REND_AddInput( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_AUDIO_CONFIG inConfig, /* i : audio config for a new input */ + ISAR_POST_REND_InputId *inputId /* o : ID of the new input */ +); + +ivas_error ISAR_POST_REND_SetInputGain( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + const float gain /* i : linear gain (not in dB) */ +); + +ivas_error ISAR_POST_REND_GetInputNumChannels( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + int16_t *numChannels /* o : number of channels of the input */ +); + +ivas_error ISAR_POST_REND_GetDelay( + ISAR_POST_REND_CONST_HANDLE hIvasRend, /* i : Renderer handle */ + int16_t *nSamples, /* o : Renderer delay in samples */ + int32_t *timeScale /* o : Time scale of the delay, equal to renderer output sampling rate */ +); + +/* Functions to be called during rendering */ + +ivas_error ISAR_POST_REND_FeedInputAudio( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + const ISAR_POST_REND_ReadOnlyAudioBuffer inputAudio /* i : buffer with input audio */ +); + +ivas_error ISAR_POST_REND_InitConfig( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_AUDIO_CONFIG outAudioConfig /* i : output audioConfig */ +); + +int16_t ISAR_POST_REND_GetRenderConfig( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: IVAS decoder handle */ + const ISAR_SPLIT_REND_CONFIG_HANDLE splitRenderConfig /* o : Render configuration handle */ +); + +ivas_error ISAR_POST_REND_FeedSplitBinauralBitstream( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const ISAR_POST_REND_InputId inputId, /* i : ID of the input */ + ISAR_POST_REND_BitstreamBuffer *hBits /* i : buffer for input bitstream */ +); + +ivas_error ISAR_POST_REND_GetSplitBinauralSamples( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio, /* i/o: buffer for output audio */ + bool* needNewFrame +); + +ivas_error ISAR_POST_REND_SetHeadRotation( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_QUATERNION headRot, /* i : head orientations for next rendering call */ + const IVAS_VECTOR3 Pos, /* i : listener positions for next rendering call */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, /* i : external control for rotation axis for split rendering*/ + const int16_t sf_idx /* i : subframe index */ +); + +ivas_error ISAR_POST_REND_SetSplitRendBFI( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const int16_t bfi /* i: BFI flag */ +); + + +ivas_error ISAR_POST_REND_getSamples( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio /* i/o: buffer for output audio */ +); + +/* Functions to be called after rendering */ + +void ISAR_POST_REND_Close( + ISAR_POST_REND_HANDLE* phIvasRend /* i/o: Pointer to renderer handle */ +); + +ivas_error ISAR_REND_SetSplitRendBitstreamHeader( + ISAR_POST_REND_HANDLE hIvasRend, /* i/o: IVAS renderer handle */ + const ISAR_SPLIT_REND_CODEC codec, /* o: codec setting */ + const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection, /* o: pose correction mode */ + const int16_t codec_frame_size_ms /* i: codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + const int16_t isar_frame_size_ms, /* i: isar frame size setting */ + const int16_t lc3plus_highres /* i: LC3plus Hig-Res setting. Ignored if codec is not LC3plus */ +#endif +); + +#ifdef DEBUGGING +int32_t ISAR_POST_REND_GetNoCLipping( + ISAR_POST_REND_HANDLE hIvasRend /* i : Renderer handle */ +); + +int32_t ISAR_POST_REND_GetCntFramesLimited( + ISAR_POST_REND_CONST_HANDLE hIvasRend /* i : Renderer handle */ +); +#endif + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ + +/* clang-format on */ + +#endif /* LIB_ISAR_POST_REND_H */ diff --git a/lib_isar/lib_isar_pre_rend.c b/lib_isar/lib_isar_pre_rend.c new file mode 100644 index 0000000000000000000000000000000000000000..56d3edf55a55acc7a1209b9b4787dbca48cc6fbd --- /dev/null +++ b/lib_isar/lib_isar_pre_rend.c @@ -0,0 +1,497 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + + +#include +#include "options.h" +#include +#include "ivas_prot.h" +#include "prot.h" +#include "ivas_cnst.h" +#include "isar_rom_post_rend.h" +#include "lib_isar_pre_rend.h" +#include "isar_prot.h" +#ifdef DEBUGGING +#include "debug.h" +#endif +#include "wmc_auto.h" + + +#ifndef SPLIT_REND_WITH_HEAD_ROT +int32_t ISAR_PRE_REND_void_func( void ) +{ + return 0; +} + +#else + +/*-------------------------------------------------------------------* + * Local constants + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Local types + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Local function prototypes + *-------------------------------------------------------------------*/ + +/*-------------------------------------------------------------------* + * Local functions + *-------------------------------------------------------------------*/ + +/*------------------------------------------------------------------------- + * Function ISAR_PRE_REND_open() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_PRE_REND_open( + SPLIT_REND_WRAPPER *hSplitBinRend, /* i/o: Split renderer pre-renerer handle */ + ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, /* i/o: Split renderer pre-renerer config */ + const int32_t output_Fs, /* i: output sampling rate */ + const int16_t cldfb_in_flag, /* i: Flag to indicate CLDFB or time doamin input */ + const int16_t pcm_out_flag, /* i: Flag to indicate PCM output */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const IVAS_RENDER_FRAMESIZE ivas_frame_size, /* i: IVAS frame size */ +#else + const int16_t num_subframes, /* i: number of subframes */ +#endif + const int16_t mixed_td_cldfb_flag /* i: Flag to indicate combined TD and CLDFB input */ +) +{ + ivas_error error, ch, num_ch; + uint8_t isCldfbNeeded = 0; + + int16_t cldfb_in_flag_local = cldfb_in_flag; + + if ( ( error = isar_split_rend_choose_default_codec( &( pSplitRendConfig->codec ), +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + &pSplitRendConfig->isar_frame_size_ms, +#endif + &pSplitRendConfig->codec_frame_size_ms, + cldfb_in_flag_local, + pcm_out_flag, (int16_t) +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivas_frame_size +#else + num_subframes +#endif + ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( mixed_td_cldfb_flag ) + { + cldfb_in_flag_local = 0; + } + + if ( ( error = isar_split_rend_validate_config( pSplitRendConfig, pcm_out_flag ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( cldfb_in_flag_local == 0 ) + { + isCldfbNeeded = 1; + } + else if ( pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS && cldfb_in_flag_local ) + { + isCldfbNeeded = 1; + } + else if ( pcm_out_flag && cldfb_in_flag_local ) + { + isCldfbNeeded = 1; + } + + hSplitBinRend->hCldfbHandles = NULL; + + if ( isCldfbNeeded ) + { + if ( ( hSplitBinRend->hCldfbHandles = (CLDFB_HANDLES_WRAPPER_HANDLE) malloc( sizeof( CLDFB_HANDLES_WRAPPER ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for CLDFB handles\n" ) ); + } + num_ch = MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; + for ( ch = 0; ch < num_ch; ch++ ) + { + hSplitBinRend->hCldfbHandles->cldfbAna[ch] = NULL; + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hSplitBinRend->hCldfbHandles->cldfbSyn[ch] = NULL; + } + + num_ch = hSplitBinRend->multiBinPoseData.num_poses * BINAURAL_CHANNELS; + + for ( ch = 0; ch < num_ch; ch++ ) + { + if ( ( error = openCldfb( &( hSplitBinRend->hCldfbHandles->cldfbAna[ch] ), + CLDFB_ANALYSIS, + output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( ( error = openCldfb( &( hSplitBinRend->hCldfbHandles->cldfbSyn[ch] ), CLDFB_SYNTHESIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } + + if ( pSplitRendConfig->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + if ( ( error = isar_splitBinPreRendOpen( &hSplitBinRend->hBinHrSplitPreRend, &hSplitBinRend->multiBinPoseData +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + , + OutSampleRate +#endif + ) ) != IVAS_ERR_OK ) + { + return error; + } + } + + if ( pcm_out_flag == 0 ) + { + if ( pSplitRendConfig->codec == ISAR_SPLIT_REND_CODEC_LC3PLUS ) + { + if ( ( error = split_renderer_open_lc3plus( hSplitBinRend, pSplitRendConfig, output_Fs, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ivas_frame_size +#else + num_subframes +#endif + ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else + { + int16_t iNumBlocksPerFrame; + iNumBlocksPerFrame = ( CLDFB_NO_COL_MAX * pSplitRendConfig->codec_frame_size_ms ) / 20; + + if ( ( error = isar_splitBinLCLDEncOpen( &hSplitBinRend->hSplitBinLCLDEnc, output_Fs, BINAURAL_CHANNELS, isar_get_lcld_bitrate( pSplitRendConfig->splitRendBitRate, hSplitBinRend->multiBinPoseData.poseCorrectionMode ), iNumBlocksPerFrame, 1 ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } + + return IVAS_ERR_OK; +} + +/*------------------------------------------------------------------------- + * Function ISAR_PRE_REND_close() + * + * + *------------------------------------------------------------------------*/ + +void ISAR_PRE_REND_close( + SPLIT_REND_WRAPPER *hSplitBinRend, /* i/o: Split renderer pre-renerer handle */ + IVAS_REND_AudioBuffer *pSplitRendEncBuffer /* i/o: Split renderer data buffer */ +) +{ + int16_t i; + + if ( hSplitBinRend->hBinHrSplitPreRend != NULL ) + { + isar_splitBinPreRendClose( &hSplitBinRend->hBinHrSplitPreRend ); + } + + if ( hSplitBinRend->hSplitBinLCLDEnc != NULL ) + { + isar_splitBinLCLDEncClose( &hSplitBinRend->hSplitBinLCLDEnc ); + } + + if ( hSplitBinRend->hCldfbHandles != NULL ) + { + int16_t num_ch, ch; + num_ch = MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; + for ( ch = 0; ch < num_ch; ch++ ) + { + if ( hSplitBinRend->hCldfbHandles->cldfbAna[ch] != NULL ) + { + deleteCldfb( &hSplitBinRend->hCldfbHandles->cldfbAna[ch] ); + hSplitBinRend->hCldfbHandles->cldfbAna[ch] = NULL; + } + } + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + if ( hSplitBinRend->hCldfbHandles->cldfbSyn[ch] != NULL ) + { + deleteCldfb( &hSplitBinRend->hCldfbHandles->cldfbSyn[ch] ); + hSplitBinRend->hCldfbHandles->cldfbSyn[ch] = NULL; + } + } + + free( hSplitBinRend->hCldfbHandles ); + hSplitBinRend->hCldfbHandles = NULL; + } + + if ( hSplitBinRend->hLc3plusEnc != NULL ) + { + ISAR_LC3PLUS_ENC_Close( &hSplitBinRend->hLc3plusEnc ); + } + + for ( i = 0; i < MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS; ++i ) + { + if ( hSplitBinRend->lc3plusDelayBuffers[i] != NULL ) + { + free( hSplitBinRend->lc3plusDelayBuffers[i] ); + hSplitBinRend->lc3plusDelayBuffers[i] = NULL; + } + } + + if ( pSplitRendEncBuffer != NULL ) + { + + if ( pSplitRendEncBuffer->data != NULL ) + { + free( pSplitRendEncBuffer->data ); + pSplitRendEncBuffer->data = NULL; + } + + pSplitRendEncBuffer->config.numChannels = 0; + pSplitRendEncBuffer->config.numSamplesPerChannel = 0; + } + + return; +} + +/*-------------------------------------------------------------------------* + * ISAR_PRE_REND_GetMultiBinPoseData() + * + * + *-------------------------------------------------------------------------*/ + +void ISAR_PRE_REND_GetMultiBinPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, /* i: Split renderer pre-renerer config */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, /* i/o: pose correction data handle */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis /* i: Rotation axis */ +) +{ + isar_renderSplitGetMultiBinPoseData( pSplit_rend_config, pMultiBinPoseData, rot_axis ); +} + +/*------------------------------------------------------------------------- + * Function ISAR_PRE_REND_MultiBinToSplitBinaural() + * + * + *------------------------------------------------------------------------*/ + +ivas_error ISAR_PRE_REND_MultiBinToSplitBinaural( + SPLIT_REND_WRAPPER *hSplitBin, /* i/o: Split renderer pre-renerer handle */ + const IVAS_QUATERNION headPosition, /* i: head rotation QUATERNION */ + const int32_t SplitRendBitRate, /* i: Split renderer bitrate */ + ISAR_SPLIT_REND_CODEC splitCodec, /* i/o: Split renderer codec */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int16_t isar_frame_size_ms, /* i: ISAR framesize */ +#endif + int16_t codec_frame_size_ms, /* i/o: ISAR transport codec framesize */ + ISAR_SPLIT_REND_BITS_HANDLE pBits, /* i/o: ISAR bits struct handle */ + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* i/o: CLDFB real buffer */ + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* i/o: CLDFB imag buffer */ + const int16_t max_bands, /* i: CLDFB bands */ + float *output[], /* i/o: PCM in/out buffer */ + const int16_t low_res_pre_rend_rot, /* i: low time resolution pre-renderer flag */ + const int16_t cldfb_in_flag, /* i: Flag to indicate CLDFB or time doamin input */ + const int16_t pcm_out_flag, /* i: Flag to indicate PCM output */ + const int16_t ro_md_flag /* i: Flag to indicate real only metadata for yaw */ +) +{ + ivas_error error; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int32_t bit_len, target_md_bits, available_bits; +#else + int32_t bit_len, target_md_bits, actual_md_bits, available_bits; +#endif + + error = IVAS_ERR_OK; + push_wmops( "isar_pre_rend_MultiBinToSplitBinaural" ); + + if ( hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + set_fix_rotation_mat( hSplitBin->hBinHrSplitPreRend->fix_pos_rot_mat, &hSplitBin->multiBinPoseData ); + set_pose_types( hSplitBin->hBinHrSplitPreRend->pose_type, &hSplitBin->multiBinPoseData ); + } + + if ( cldfb_in_flag == 0 ) + { + /*TD input*/ + /*if CLDFB handles have been allocated then assume valid multi binaural input in out[][] buffer and perform CLDFB analysis*/ + error = isar_renderMultiTDBinToSplitBinaural( hSplitBin, + headPosition, + SplitRendBitRate, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + isar_frame_size_ms, +#endif + codec_frame_size_ms, + pBits, + max_bands, + output, + low_res_pre_rend_rot, + pcm_out_flag, + ro_md_flag ); + + pop_wmops(); + return error; + } + + if ( splitCodec == ISAR_SPLIT_REND_CODEC_LC3PLUS && hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + /* Time-align pose correction to delay of LC3plus */ + lc3plusTimeAlignCldfbPoseCorr( hSplitBin, Cldfb_In_BinReal, Cldfb_In_BinImag ); + } + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + actual_md_bits = pBits->bits_written; +#endif + if ( hSplitBin->multiBinPoseData.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + target_md_bits = isar_get_split_rend_md_target_brate( SplitRendBitRate, pcm_out_flag ) * L_FRAME48k / 48000; + +#ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS + actual_md_bits = pBits->bits_written; +#endif + + isar_rend_CldfbSplitPreRendProcess( hSplitBin->hBinHrSplitPreRend, headPosition, &hSplitBin->multiBinPoseData, Cldfb_In_BinReal, Cldfb_In_BinImag, pBits, target_md_bits, low_res_pre_rend_rot, ro_md_flag ); + } + + if ( pcm_out_flag == 0 ) + { + pBits->codec = splitCodec; + pBits->pose_correction = hSplitBin->multiBinPoseData.poseCorrectionMode; + + if ( splitCodec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + available_bits = ( SplitRendBitRate * hSplitBin->hSplitBinLCLDEnc->iNumBlocks * hSplitBin->hSplitBinLCLDEnc->iNumIterations ) / ( 16 * FRAMES_PER_SEC ); +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + available_bits -= pBits->bits_written; +#else + actual_md_bits = pBits->bits_written - actual_md_bits; + available_bits -= actual_md_bits; +#endif + pBits->codec_frame_size_ms = codec_frame_size_ms; + isar_splitBinLCLDEncProcess( hSplitBin->hSplitBinLCLDEnc, Cldfb_In_BinReal, Cldfb_In_BinImag, available_bits, pBits ); + } + else + { + int16_t ch, slot_idx, num_slots, ivas_fs; + ivas_fs = (int16_t) hSplitBin->hLc3plusEnc->config.isar_frame_duration_us / 1000; + num_slots = (int16_t) ( CLDFB_NO_COL_MAX * ivas_fs ) / 20; + /* CLDFB synthesis of main pose */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + float *Cldfb_In_BinReal_p[CLDFB_NO_COL_MAX]; + float *Cldfb_In_BinImag_p[CLDFB_NO_COL_MAX]; + + for ( slot_idx = 0; slot_idx < num_slots; slot_idx++ ) + { + Cldfb_In_BinReal_p[slot_idx] = Cldfb_In_BinReal[ch][slot_idx]; + Cldfb_In_BinImag_p[slot_idx] = Cldfb_In_BinImag[ch][slot_idx]; + } + + cldfbSynthesis( Cldfb_In_BinReal_p, Cldfb_In_BinImag_p, output[ch], hSplitBin->hCldfbHandles->cldfbSyn[0]->no_channels * num_slots, hSplitBin->hCldfbHandles->cldfbSyn[ch] ); + } + +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written; + if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, available_bits, output ) ) != IVAS_ERR_OK ) +#else + if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, SplitRendBitRate, output ) ) != IVAS_ERR_OK ) +#endif + { + return error; + } + } + } + else + { + int16_t ch, slot_idx; + /* CLDFB synthesis of main pose */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + float *Cldfb_In_BinReal_p[CLDFB_NO_COL_MAX]; + float *Cldfb_In_BinImag_p[CLDFB_NO_COL_MAX]; + + for ( slot_idx = 0; slot_idx < CLDFB_NO_COL_MAX; slot_idx++ ) + { + Cldfb_In_BinReal_p[slot_idx] = Cldfb_In_BinReal[ch][slot_idx]; + Cldfb_In_BinImag_p[slot_idx] = Cldfb_In_BinImag[ch][slot_idx]; + } + + cldfbSynthesis( Cldfb_In_BinReal_p, Cldfb_In_BinImag_p, output[ch], hSplitBin->hCldfbHandles->cldfbSyn[0]->no_channels * CLDFB_NO_COL_MAX, hSplitBin->hCldfbHandles->cldfbSyn[ch] ); + } + + pBits->pose_correction = hSplitBin->multiBinPoseData.poseCorrectionMode; + pBits->codec = ISAR_SPLIT_REND_CODEC_NONE; + } + + /*zero pad*/ + if ( pcm_out_flag ) + { + bit_len = SplitRendBitRate / FRAMES_PER_SEC; + } + else + { + if ( splitCodec == ISAR_SPLIT_REND_CODEC_LCLD ) + { + bit_len = ( SplitRendBitRate * hSplitBin->hSplitBinLCLDEnc->iNumBlocks * hSplitBin->hSplitBinLCLDEnc->iNumIterations ) / ( 16 * FRAMES_PER_SEC ); + } + else + { + bit_len = hSplitBin->hLc3plusEnc->config.isar_frame_duration_us / 1000; + bit_len = SplitRendBitRate * bit_len / 1000; + } + } + + while ( pBits->bits_written < bit_len ) + { + ISAR_SPLIT_REND_BITStream_write_int32( pBits, 0L, 1 ); + } + + pop_wmops(); + + return error; +} + +#endif diff --git a/lib_isar/lib_isar_pre_rend.h b/lib_isar/lib_isar_pre_rend.h new file mode 100644 index 0000000000000000000000000000000000000000..93878731432b0c5ea15976485d58bc9a95cba24e --- /dev/null +++ b/lib_isar/lib_isar_pre_rend.h @@ -0,0 +1,91 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef LIB_ISAR_PRE_REND_H +#define LIB_ISAR_PRE_REND_H + +#include "isar_stat.h" +#include "isar_prot.h" + +#ifndef SPLIT_REND_WITH_HEAD_ROT + +int32_t ISAR_PRE_REND_void_func( void ); + +#else + +ivas_error ISAR_PRE_REND_open( + SPLIT_REND_WRAPPER *hSplitBinRend, /* i/o: Split renderer pre-renerer handle */ + ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig, /* i/o: Split renderer pre-renerer config */ + const int32_t output_Fs, /* i: output sampling rate */ + const int16_t cldfb_in_flag, /* i: Flag to indicate CLDFB or time doamin input */ + const int16_t pcm_out_flag, /* i: Flag to indicate PCM output */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const IVAS_RENDER_FRAMESIZE ivas_frame_size, /* i: IVAS frame size */ +#else + const int16_t num_subframes, /* i: number of subframes */ +#endif + const int16_t mixed_td_cldfb_flag /* i: Flag to indicate combined TD and CLDFB input */ +); + +void ISAR_PRE_REND_close( + SPLIT_REND_WRAPPER *hSplitBinRend, /* i/o: Split renderer pre-renerer handle */ + IVAS_REND_AudioBuffer *pSplitRendEncBuffer /* i/o: Split renderer data buffer */ +); + +void ISAR_PRE_REND_GetMultiBinPoseData( + const ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, /* i: Split renderer pre-renerer config */ + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, /* i/o: pose correction data handle */ + const ISAR_SPLIT_REND_ROT_AXIS rot_axis /* i: Rotation axis */ +); + +ivas_error ISAR_PRE_REND_MultiBinToSplitBinaural( + SPLIT_REND_WRAPPER *hSplitBin, /* i/o: Split renderer pre-renerer handle */ + const IVAS_QUATERNION headPosition, /* i: head rotation QUATERNION */ + const int32_t SplitRendBitRate, /* i: Split renderer bitrate */ + ISAR_SPLIT_REND_CODEC splitCodec, /* i/o: Split renderer codec */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + const int16_t isar_frame_size_ms, /* i: ISAR framesize */ +#endif + int16_t codec_frame_size_ms, /* i/o: ISAR transport codec framesize */ + ISAR_SPLIT_REND_BITS_HANDLE pBits, /* i/o: ISAR bits struct handle */ + float Cldfb_In_BinReal[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* i/o: CLDFB real buffer */ + float Cldfb_In_BinImag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* i/o: CLDFB imag buffer */ + const int16_t max_bands, /* i: CLDFB bands */ + float *output[], /* i/o: PCM in/out buffer */ + const int16_t low_res_pre_rend_rot, /* i: low time resolution pre-renderer flag */ + const int16_t cldfb_in_flag, /* i: Flag to indicate CLDFB or time doamin input */ + const int16_t pcm_out_flag, /* i: Flag to indicate PCM output */ + const int16_t ro_md_flag /* i: Flag to indicate real only metadata for yaw */ +); + +#endif +#endif /* LIB_ISAR_PRE_REND_H */ diff --git a/lib_lc3plus/.clang-format b/lib_lc3plus/.clang-format new file mode 100644 index 0000000000000000000000000000000000000000..47a38a93f2dbdd6d944f9dddc3465e3fb65aec29 --- /dev/null +++ b/lib_lc3plus/.clang-format @@ -0,0 +1,2 @@ +DisableFormat: true +SortIncludes: Never diff --git a/lib_lc3plus/adjust_global_gain.c b/lib_lc3plus/adjust_global_gain.c new file mode 100644 index 0000000000000000000000000000000000000000..24eb596c87a18bad0fb67f4c391e2b6e6be10549 --- /dev/null +++ b/lib_lc3plus/adjust_global_gain.c @@ -0,0 +1,97 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processAdjustGlobalGain_fl(LC3_INT* gg_idx, LC3_INT gg_idx_min, LC3_INT gg_idx_off, LC3_FLOAT* gain, LC3_INT target, LC3_INT nBits, LC3_INT* gainChange, LC3_INT fs_idx + , LC3_INT16 hrmode, LC3_INT16 frame_dms + ) +{ + LC3_FLOAT delta; + LC3_INT delta2; + LC3_INT gg_idx_inc; +#ifdef CR8_G_ADD_75MS + LC3_FLOAT factor; +#else + LC3_INT factor; +#endif + + if (frame_dms == 25) + { + if (target < 520) + { + factor = 3; + } else { + factor = 4; + } + } else if (frame_dms == 50) + { + factor = 2; + } +#ifdef CR8_G_ADD_75MS + else if (frame_dms == 75) + { + factor = 1.2; + } +#endif + else + { + factor = 1; + } + + if (nBits < gg_p1[fs_idx]) { + delta = (nBits + 48.0) / 16.0; + } else if (nBits < gg_p2[fs_idx]) { + delta = (nBits + gg_d[fs_idx]) * gg_c[fs_idx]; + } else if (nBits < gg_p3[fs_idx]) { + delta = nBits / 48.0; + } else { + delta = gg_p3[fs_idx] / 48.0; + } + + delta = round(delta); + delta2 = delta + 2; + + *gainChange = 0; + + if (*gg_idx == 255 && nBits > target) { + *gainChange = 1; + } + + if ((*gg_idx < 255 && nBits > target) || (*gg_idx > 0 && nBits < target - delta2)) { + if (hrmode) + { + if (nBits > target) { + gg_idx_inc = (int) (factor * (((nBits - target)/ delta) + 1)); + gg_idx_inc = MIN(gg_idx_inc, 10 * factor); + + *gg_idx += gg_idx_inc; + } + + *gg_idx = MIN(*gg_idx, 255); + } + else + { + if (nBits < target - delta2) { + *gg_idx = *gg_idx - 1; + } else if (*gg_idx == 254 || nBits < target + delta) { + *gg_idx = *gg_idx + 1; + } else { + *gg_idx = *gg_idx + 2; + } + } + + *gg_idx = MAX(*gg_idx, gg_idx_min - gg_idx_off); + *gain = LC3_POW(10, (LC3_FLOAT)(*gg_idx + gg_idx_off) / 28); + *gainChange = 1; + } +} diff --git a/lib_lc3plus/al_fec_fl.c b/lib_lc3plus/al_fec_fl.c new file mode 100644 index 0000000000000000000000000000000000000000..92861d65b218af071ef33b355b0347fd12e33656 --- /dev/null +++ b/lib_lc3plus/al_fec_fl.c @@ -0,0 +1,2330 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "stdint.h" +#include +#include +#include + +#include "functions.h" + + +/* channel coder specific constants and macros */ +#define RS16_CW_LEN_MAX 15 + +#define FEC_N_MODES 4 +#define FEC_N_SYNDROMES_MAX 6 +#define FEC_N_ERR_POS_MAX 3 +#define FEC_N_ELP_COEFF_MAX 4 +#define FEC_N_ERR_SYMB_MAX 3 +#define FEC_N_MODE_DETECTION_CW 6 + +#define SYNDROME_IDX(mode_index, cw_index) (((mode_index)*FEC_N_MODE_DETECTION_CW + (cw_index)) * FEC_N_SYNDROMES_MAX) +#define ELP_IDX(mode_index, cw_index) (((mode_index)*FEC_N_MODE_DETECTION_CW + (cw_index)) * FEC_N_ELP_COEFF_MAX) +#define ERR_POS_IDX(mode_index, cw_index) (((mode_index)*FEC_N_MODE_DETECTION_CW + (cw_index)) * FEC_N_ERR_POS_MAX) +#define ERR_SYMB_IDX(mode_index, cw_index) (((mode_index)*FEC_N_MODE_DETECTION_CW + (cw_index)) * FEC_N_ERR_SYMB_MAX) +#define DEG_ELP_IDX(mode_index, cw_index) ((mode_index)*FEC_N_MODE_DETECTION_CW + (cw_index)) + +#define FEC_TOTAL_SYNDROME_SIZE (FEC_N_SYNDROMES_MAX * FEC_N_MODES * FEC_N_MODE_DETECTION_CW) +#define FEC_TOTAL_ELP_SIZE (FEC_N_ELP_COEFF_MAX * FEC_N_MODES * FEC_N_MODE_DETECTION_CW) +#define FEC_TOTAL_ERR_POS_SIZE (FEC_N_ERR_POS_MAX * FEC_N_MODES * FEC_N_MODE_DETECTION_CW) +#define FEC_TOTAL_ERROR_SIZE (FEC_N_ERR_SYMB_MAX * FEC_N_MODES * FEC_N_MODE_DETECTION_CW) +#define FEC_TOTAL_DEG_ELP_SIZE (FEC_N_MODES * FEC_N_MODE_DETECTION_CW) + +#define ERROR_REPORT_BEC_MASK ((0x0FFF)>>1) +#define ERROR_REPORT_EP1_OK ((0x1000)>>1) +#define ERROR_REPORT_EP2_OK ((0x2000)>>1) +#define ERROR_REPORT_EP3_OK ((0x4000)>>1) +#define ERROR_REPORT_EP4_OK ((0x8000)>>1) +#define ERROR_REPORT_ALL_OK (ERROR_REPORT_EP1_OK | ERROR_REPORT_EP2_OK | ERROR_REPORT_EP3_OK | ERROR_REPORT_EP4_OK) + +/* debugging switches */ + +/* constants concerning mode detection */ +#define EP_RISK_THRESH_NS_M 21990 +#define EP_RISK_THRESH_NS_E -23 +#define EP_RISK_THRESH_OS_M 25166 +#define EP_RISK_THRESH_OS_E -10 + +#define SIMPLE_FLOAT_1_MANTISSA 16384 + +#define FEC_STATIC static + +/* DISCLAIMER: Strict instrumentation of GF16 arithmetic would have to take into account + * the initial conversion of the arguments from LC3_UINT8 to LC3_INT16 (one move16() per argument). + * Behind this is the assumption that one would store GF16 elements in LC3_INT16 for strict BASOP + * implementation. + */ +#define GF16_MUL(a, b) gf16_mult_table[(a) | (b << 4)] +#define GF16_MUL0(a, b) gf16_mult_table[(a) | (b)] +#define GF16_ADD(a, b) ((a) ^ (b)) + +/* tables for finite field arithmetic */ +/* tables for arithmetic in GF(16) * + * generator polynomial: 19 + * unit group generator (g): 2 + */ + +static const LC3_UINT8 gf16_mult_table[256] = { + /* gf16_mult_table[a | (b << 4)] contains the product of a and b in GF(16) */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, + 13, 14, 15, 0, 2, 4, 6, 8, 10, 12, 14, 3, 1, 7, 5, 11, 9, 15, 13, 0, 3, 6, 5, 12, 15, 10, 9, 11, 8, + 13, 14, 7, 4, 1, 2, 0, 4, 8, 12, 3, 7, 11, 15, 6, 2, 14, 10, 5, 1, 13, 9, 0, 5, 10, 15, 7, 2, 13, + 8, 14, 11, 4, 1, 9, 12, 3, 6, 0, 6, 12, 10, 11, 13, 7, 1, 5, 3, 9, 15, 14, 8, 2, 4, 0, 7, 14, 9, + 15, 8, 1, 6, 13, 10, 3, 4, 2, 5, 12, 11, 0, 8, 3, 11, 6, 14, 5, 13, 12, 4, 15, 7, 10, 2, 9, 1, 0, + 9, 1, 8, 2, 11, 3, 10, 4, 13, 5, 12, 6, 15, 7, 14, 0, 10, 7, 13, 14, 4, 9, 3, 15, 5, 8, 2, 1, 11, + 6, 12, 0, 11, 5, 14, 10, 1, 15, 4, 7, 12, 2, 9, 13, 6, 8, 3, 0, 12, 11, 7, 5, 9, 14, 2, 10, 6, 1, + 13, 15, 3, 4, 8, 0, 13, 9, 4, 1, 12, 8, 5, 2, 15, 11, 6, 3, 14, 10, 7, 0, 14, 15, 1, 13, 3, 2, 12, + 9, 7, 6, 8, 4, 10, 11, 5, 0, 15, 13, 2, 9, 6, 4, 11, 1, 14, 12, 3, 8, 7, 5, 10, +}; + +static const LC3_UINT8 rs16_elp_deg2_table[256] = { + /* If the polynomial x^2 + ax + b has distinct non-zero roots z1 and z2 in GF(16), * + * then table entry a + 16*b contains log_g(z1) | log_g(z2) << 4, and otherwise it * + * contains 0. */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 165, 0, 0, 0, 0, + 105, 195, 0, 210, 0, 225, 0, 180, 120, 0, 0, 121, 0, 16, 0, 211, 0, 0, 181, 0, 0, 106, + 196, 226, 0, 0, 0, 214, 64, 0, 199, 0, 0, 0, 0, 0, 49, 184, 0, 154, 0, 229, 0, 227, + 182, 0, 0, 32, 0, 0, 0, 197, 0, 0, 122, 0, 212, 152, 0, 203, 0, 158, 128, 0, 0, 0, + 98, 113, 218, 0, 0, 0, 53, 0, 0, 65, 0, 0, 185, 110, 215, 80, 0, 0, 200, 0, 50, 0, + 0, 0, 0, 130, 205, 115, 0, 0, 160, 190, 145, 0, 0, 0, 0, 0, 0, 100, 0, 0, 168, 198, + 0, 183, 33, 0, 0, 48, 228, 213, 0, 0, 0, 0, 0, 0, 0, 0, 164, 0, 179, 0, 224, 104, + 0, 194, 149, 0, 0, 209, 0, 0, 0, 189, 99, 84, 0, 129, 0, 0, 0, 144, 0, 0, 234, 114, + 0, 0, 82, 0, 0, 0, 0, 217, 202, 0, 112, 52, 232, 0, 97, 0, 0, 0, 126, 0, 81, 201, + 0, 36, 216, 186, 0, 0, 0, 96, 0, 0, 0, 0, 0, 88, 0, 0, 0, 103, 0, 148, 178, 0, + 208, 193, 0, 58, 0, 0, 0, 0, 0, 161, 206, 0, 116, 0, 101, 0, 0, 56, 146, 176, 0, 0, + 147, 162, 222, 0, 132, 0, 0, 0, 0, 0, 177, 117, 192, 0, +}; + +static const LC3_UINT16 rs16_elp_deg3_table[256] = { + /* If the polynomial x^3 + ax + b has distinct roots z1, z2 and z3 in GF(16), * + * then table entry a + 16*b contains z1) | z2 << 4 | z3 << 8, and otherwise it * + * contains 0. */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1889, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2977, 0, 0, 0, 0, 0, 3990, 1859, 0, + 0, 0, 0, 0, 0, 0, 3521, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1874, 0, 3718, 0, 0, 0, + 0, 0, 0, 2433, 0, 0, 1619, 0, 0, 0, 0, 3495, 0, 0, 0, 0, 0, 0, 4065, 0, 0, 0, + 0, 0, 0, 3255, 0, 0, 0, 1602, 0, 3735, 0, 0, 0, 0, 3238, 801, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 3510, 0, 0, 0, 0, 1345, 3975, 0, 0, 0, 0, 0, 0, 0, 0, 3778, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2947, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 3476, 0, 4005, 0, 3461, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 3748, 0, 0, 2962, 0, 0, 0, 0, 4035, 0, 0, 4020, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3221, 0, 0, 0, 0, 0, 0, 2690, + 0, 0, 0, 3795, 0, 0, 0, 4050, 0, 0, 0, 0, 0, 3204, 3765, 0, 0, 0, 0, 0, 2707, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; + +static const LC3_UINT8 gf16_g_pow[16] = {1, 2, 4, 8, 3, 6, 12, 11, 5, 10, 7, 14, 15, 13, 9, 1}; +/* g_pow[i] contains g^i*/ + +static const LC3_UINT8 gf16_log_g[16] = {255, 0, 1, 4, 2, 8, 5, 10, 3, 14, 9, 7, 6, 13, 11, 12}; +/* log_g[n] contains contains the value i such that g^i = n for n=1, 2, ..., 15, log_g[0] is set to 255 */ + +static const LC3_UINT8 gf16_inv_table[16] = {255, 1, 9, 14, 13, 11, 7, 6, 15, 2, 12, 5, 10, 4, 3, 8}; +/* gf16_inv_table[n] contains the multiplicative inverse of n in GF(16) (1/0 is set to 255)*/ + +/* RS16 generating polynomials (from lowest to highest coefficient without leading 1)*/ + +static const LC3_UINT8 rs16_gp_d3[] = {8, 6}; +static const LC3_UINT8 rs16_gp_d5[] = {7, 8, 12, 13}; +static const LC3_UINT8 rs16_gp_d7[] = {12, 10, 12, 3, 9, 7}; + +/* FEC mode signaling polynomials */ + +#define EP_SIG_POLY_DEG 12 + +static const LC3_UINT8 sig_polys[4][15] = {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, + {7, 15, 5, 6, 14, 9, 1, 3, 12, 10, 13, 3, 2, 0, 0}, + {7, 11, 14, 1, 2, 3, 12, 11, 6, 15, 7, 6, 12, 0, 0}, + {6, 15, 12, 2, 9, 15, 2, 8, 12, 3, 10, 5, 4, 0, 0}}; + +static const LC3_UINT8 sig_poly_syndr[4][6] = { + {0, 0, 0, 0, 0, 0}, {0, 4, 5, 11, 5, 8}, {0, 5, 9, 0, 1, 7}, {0, 12, 5, 12, 9, 8}}; + +/* bit count table for error report (0000 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111) */ + +static const LC3_UINT8 rs16_bit_count_table[] = {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; + +/* List of RS16 generators by Hamming distance */ + +static const LC3_UINT8 *const rs16_gp_by_hd[8] = {NULL, NULL, NULL, rs16_gp_d3, NULL, rs16_gp_d5, NULL, rs16_gp_d7}; + +/* fec config data */ + +static const LC3_UINT8 hamming_distance_by_mode0[] = {1, 3, 3, 5, 7}; +static const LC3_UINT8 hamming_distance_by_mode1[] = {1, 1, 3, 5, 7}; + +static const LC3_UINT8 crc1_bytes_by_mode0[] = {0, 3, 2, 2, 2}; +static const LC3_UINT8 crc1_bytes_by_mode1[] = {0, 3, 3, 3, 3}; +static const LC3_UINT8 crc2_bytes_by_mode[] = {0, 0, 2, 2, 2}; + +/* fec mode risk table */ +typedef struct +{ + LC3_UINT32 mantissa; + LC3_INT16 exponent; +} simple_float; + +static const simple_float risk_table_f[4][4] = {{{16384, 0}, {16384, 0}, {16384, 0}, {16384, 0}}, + {{16384, -8}, {26880, -1}, {16384, 0}, {16384, 0}}, + {{16384, -16}, {26880, -9}, {20475, -2}, {16384, 0}}, + {{16384, -24}, {26880, -17}, {20475, -10}, {19195, -4}}}; +/* bit error limits for slot size 40 */ +static LC3_INT16 const low_br_max_bit_errors_by_mode[] = {0, 0, 3, 9, 18}; + +/* +corresponding float values: + {1.f, 1.f, 1.f, 1.f}, + {0.00390625f, 0.820312f, 1.f, 1.f}, + {1.52588e-05f, 0.00320435f, 0.312424f, 1.f}, + {5.96046e-08f, 1.2517e-05f, 0.00122041f, 0.0732243f} +*/ + +/* internal encoder routines */ + +FEC_STATIC void fec_interleave_pack(LC3_UINT8 *out, LC3_UINT8 *in, LC3_INT16 n_nibbles, LC3_INT16 n_codewords); + +FEC_STATIC void rs16_enc(LC3_UINT8 *iobuf, LC3_INT16 codeword_length, LC3_INT16 hamming_distance, LC3_INT16 fec_mode, + LC3_INT16 signal_mode); + +/* internal decoder routines */ + +FEC_STATIC void fec_deinterleave_unpack(LC3_UINT8 *out, LC3_UINT8 *in, LC3_INT16 n_nibbles, LC3_INT16 n_codewords); + +FEC_STATIC LC3_INT16 fec_data_preproc(LC3_INT16 mode, LC3_INT16 epmr, LC3_UINT8 *iobuf, LC3_UINT8 *cw_buf, LC3_INT16 data_bytes, + LC3_INT16 slot_bytes, LC3_INT16 pc_split); + +FEC_STATIC void fec_data_postproc(LC3_INT16 mode, LC3PLUS_EpModeRequest *epmr, LC3_UINT8 *iobuf, LC3_INT16 data_bytes, LC3_UINT8 *cw_buf, + LC3_INT16 slot_bytes, LC3_INT16 pc_split, LC3_INT32 *bfi); + +FEC_STATIC LC3_INT32 rs16_detect_and_correct(LC3_UINT8 *iobuf, LC3_INT32 n_symb, LC3_INT32 n_codewords, LC3PLUS_EpModeRequest *epmr, LC3_INT16 *error_report, + LC3_INT32 *bfi, LC3_UINT8 *array_of_trust, LC3_INT32 ccc_flag_flag, LC3_INT16 *n_pccw); + +FEC_STATIC void rs16_calculate_six_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg); + +FEC_STATIC void rs16_calculate_four_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg); + +FEC_STATIC void rs16_calculate_two_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg); + +FEC_STATIC LC3_INT8 rs16_calculate_elp(LC3_UINT8 *elp, LC3_UINT8 *syndromes, LC3_INT16 hamming_distance); + +FEC_STATIC LC3_INT16 rs16_factorize_elp(LC3_UINT8 *error_locations, LC3_UINT8 *elp, LC3_INT16 deg_elp, LC3_INT16 max_pos); + +FEC_STATIC void rs16_calculate_errors(LC3_UINT8 *errors, LC3_UINT8 *err_pos, LC3_UINT8 *syndromes, LC3_INT8 deg_elp, LC3_INT8 t); + +/* auxiliary routines */ + +FEC_STATIC LC3_INT16 crc1(LC3_UINT8 *data, LC3_INT16 data_size, LC3_INT16 epmr, LC3_UINT8 *hash_val, LC3_INT16 hash_size, LC3_INT16 check); + +FEC_STATIC LC3PLUS_EpModeRequest fec_estimate_epmr_from_cw0(LC3_UINT8 *cw0, LC3_INT8 *t, LC3_UINT8 *syndromes, LC3_UINT8 *elp, LC3_INT8 *deg_elp, + LC3_UINT8 *err_pos, LC3_UINT8 *err_symb, LC3_INT16 n_codewords, LC3_INT16 n_symb); + +FEC_STATIC void dw0_bitswap(LC3_UINT8 *dw0, LC3_INT16 mode, LC3_INT16 slot_bytes); + +FEC_STATIC LC3PLUS_EpModeRequest cw0_get_epmr(LC3_UINT8 *cw0, LC3_INT16 epmr_position); + +FEC_STATIC LC3PLUS_EpModeRequest dw0_get_epmr(LC3_UINT8 *dw0, LC3_INT16 mode, LC3_INT16 slot_size); + +FEC_STATIC LC3_INT16 crc2(LC3_UINT8 *data, LC3_INT16 data_size, LC3_UINT8 *hash_val, LC3_INT16 hash_size, LC3_INT16 check); + +FEC_STATIC simple_float simple_float_mul(simple_float op1, simple_float op2); + +FEC_STATIC LC3_INT16 simple_float_cmp(simple_float op1, simple_float op2); + +FEC_STATIC LC3_INT16 get_total_crc_size(LC3_INT16 slot_bytes, LC3_INT16 fec_mode, LC3_INT16 pc_split); + +FEC_STATIC LC3_INT16 get_n_codewords(LC3_INT16 slot_bytes); + +FEC_STATIC LC3_INT16 get_codeword_length(LC3_INT16 n_codewords, LC3_INT16 slot_nibbles, LC3_INT16 codeword_index); + + + +LC3_INT16 fec_get_n_pccw(LC3_INT16 slot_bytes, LC3_INT16 fec_mode, LC3_INT16 ccc_flag) +{ + LC3_INT16 n_pccw; + + if (fec_mode == 3) + { + n_pccw = (LC3_INT16) (0.080447761194030 * slot_bytes - 1.791044776119394 + 0.5); + } + else if (fec_mode == 4) + { + n_pccw = (LC3_INT16) (0.066492537313433 * slot_bytes - 1.970149253731338 + 0.5); + } + else + { + n_pccw = 0; + } + + if (ccc_flag == 1 || slot_bytes < 80) + { + n_pccw = 0; + } + + return n_pccw; +} + +FEC_STATIC LC3_INT16 get_total_crc_size(LC3_INT16 slot_bytes, LC3_INT16 fec_mode, LC3_INT16 pc_split) +{ + LC3_INT16 n_crc; + + n_crc = crc1_bytes_by_mode1[fec_mode]; + if (slot_bytes == 40) + { + n_crc = crc1_bytes_by_mode0[fec_mode]; + } + + if (pc_split > 0) + { + n_crc = n_crc + crc2_bytes_by_mode[fec_mode]; + } + + + + return n_crc; +} + +FEC_STATIC LC3_INT16 get_n_codewords(LC3_INT16 slot_bytes) +{ + return (2*slot_bytes + 14)/15; +} + +FEC_STATIC LC3_INT16 get_codeword_length(LC3_INT16 n_codewords, LC3_INT16 slot_nibbles, LC3_INT16 codeword_index) +{ + return (slot_nibbles - codeword_index - 1) / n_codewords + 1; +} + +/* Encoder */ + +LC3_INT16 fec_get_data_size(LC3_INT16 fec_mode, LC3_INT16 ccc_flag, LC3_INT16 slot_bytes) +/* not time critical */ +{ + LC3_INT16 n_codewords, payload_size; + + n_codewords = get_n_codewords(slot_bytes); + + assert(n_codewords == (2 * slot_bytes + RS16_CW_LEN_MAX - 1) / RS16_CW_LEN_MAX); + payload_size = slot_bytes; + + if (fec_mode > 0) + { + if (fec_mode == 1) + { + payload_size --; + } + else + { + payload_size -= (fec_mode - 1) * n_codewords; + } + if (slot_bytes == 40) + { + payload_size -= crc1_bytes_by_mode0[fec_mode]; + } + else + { + payload_size -= crc1_bytes_by_mode1[fec_mode]; + } + + if (ccc_flag == 0 && fec_mode > 2 && slot_bytes >= 80) + { + payload_size -= crc2_bytes_by_mode[fec_mode]; + } + } + + + + return payload_size; +} + +LC3_INT16 fec_get_n_pc(LC3_INT16 fec_mode, LC3_INT16 n_pccw, LC3_INT16 slot_bytes) +/* not time critical */ +{ + LC3_INT16 n_codewords, pc_split; + LC3_INT32 i; + + n_codewords = get_n_codewords(slot_bytes); + + assert(n_codewords == (2 * slot_bytes + RS16_CW_LEN_MAX - 1) / RS16_CW_LEN_MAX); + + pc_split = - 2*n_pccw*(fec_mode - 1); + + if (fec_mode == 1 || slot_bytes < 80) + { + pc_split = 0; + } + else + { + for (i = 0; i < n_pccw; i++) + { + pc_split += (2 * slot_bytes + i) / n_codewords; + } + } + + + + return pc_split; +} + +/* functions for EPMR handling */ +FEC_STATIC void dw0_bitswap(LC3_UINT8 *dw0, LC3_INT16 mode, LC3_INT16 slot_bytes) +/* swap epmr bits with bits that will be positioned at 30 and 32 in code word 0 */ +{ + LC3_UINT8 tmp; + LC3_INT32 ind0, ind1, position; + + position = get_codeword_length(get_n_codewords(slot_bytes), 2*slot_bytes, 0) - 1; + + if (slot_bytes == 40) + { + ind0 = 2*crc1_bytes_by_mode0[mode] - 1; + } + else + { + ind0 = 2*crc1_bytes_by_mode1[mode] - 1; + } + + ind1 = position - hamming_distance_by_mode0[mode] + 1; + + /* swap bits 2 and 3 of dw0[ind0] with bits 0 and 1 of dw0[ind1] */ + tmp = (dw0[ind0] >> 2) & 3; + dw0[ind0] = dw0[ind0] & 3; + dw0[ind0] = dw0[ind0] | ((dw0[ind1] & 3) << 2); + dw0[ind1] = dw0[ind1] & 12; + dw0[ind1] = dw0[ind1] | tmp; + + +} + +FEC_STATIC LC3PLUS_EpModeRequest cw0_get_epmr(LC3_UINT8 *cw0, LC3_INT16 position) +{ + return (LC3PLUS_EpModeRequest)(cw0[position] & 3); +} + +FEC_STATIC LC3PLUS_EpModeRequest dw0_get_epmr(LC3_UINT8 *dw0, LC3_INT16 mode, LC3_INT16 slot_size) +{ + LC3_INT32 ncrc1; + LC3PLUS_EpModeRequest epmr; + + ncrc1 = crc1_bytes_by_mode1[mode]; + + if (slot_size == 40) + { + ncrc1 = crc1_bytes_by_mode0[mode]; + } + + epmr = (LC3PLUS_EpModeRequest)(dw0[2 * ncrc1 - 1] >> 2); + + + + return epmr; +} + + +FEC_STATIC LC3_INT16 fec_data_preproc(LC3_INT16 mode, LC3_INT16 epmr, LC3_UINT8 *iobuf, LC3_UINT8 *cw_buf, LC3_INT16 data_bytes, + LC3_INT16 slot_bytes, LC3_INT16 pc_split) +{ + LC3_INT16 data_offset, n_crc1, n_crc2; + LC3_INT32 i, j; + + data_offset = 2*(slot_bytes - data_bytes); + + /* extract and reverse data*/ + j = 2*slot_bytes - 1; + for (i = 0; i < data_bytes; i++) + { + cw_buf[j--] = iobuf[i] & 15; + cw_buf[j--] = iobuf[i] >> 4; + } + + /* add crc hashes */ + if (slot_bytes == 40) + { + n_crc1 = crc1_bytes_by_mode0[mode]; + } + else + { + n_crc1 = crc1_bytes_by_mode1[mode]; + } + + if (pc_split > 0 && mode > 1) + { + n_crc2 = crc2_bytes_by_mode[mode]; + } + else + { + n_crc2 = 0; + } + + if (n_crc2) + { + crc2(cw_buf + data_offset + 2 * data_bytes - pc_split, pc_split, cw_buf + data_offset - 2 * n_crc2, n_crc2, 0); + } + if (n_crc1) + { + crc1(cw_buf + data_offset, 2 * data_bytes - pc_split, epmr, cw_buf + data_offset - 2 * (n_crc1 + n_crc2), n_crc1, + 0); + } + + data_offset -= 2* (n_crc1 + n_crc2); + + dw0_bitswap(cw_buf + data_offset, mode, slot_bytes); + + + + return data_offset; +} + +void fec_encoder(LC3_INT16 mode, LC3_INT16 epmr, LC3_UINT8 *iobuf, LC3_INT16 data_bytes, LC3_INT16 slot_bytes, LC3_INT16 n_pccw) +{ + LC3_INT16 n_codewords, codeword_length, hd, redundancy_nibbles, cw_offset, dw_offset, pc_split; + LC3_INT32 i, j; + LC3_UINT8 cw_buf[2 * FEC_SLOT_BYTES_MAX]; + + cw_offset = 0; + dw_offset = 0; + pc_split = 0; + + n_codewords = get_n_codewords(slot_bytes); + + /* some sanity checks */ + { + LC3_INT32 tmp = slot_bytes; + + assert((slot_bytes >= FEC_SLOT_BYTES_MIN && slot_bytes <= FEC_SLOT_BYTES_MAX) && + "fec_encoder: slot_bytes out of range"); + tmp -= mode == 1 ? 1 : n_codewords * (mode - 1); // reed solomon redundancy + tmp -= slot_bytes == 40 ? crc1_bytes_by_mode0[mode] : crc1_bytes_by_mode1[mode]; // crc1 + tmp -= (n_pccw > 0) && (mode > 1) ? crc2_bytes_by_mode[mode] : 0; // crc2 + assert(data_bytes == tmp && "fec_encoder: inconsistent payload size"); + assert(n_codewords - n_pccw >= 6); + } + + /* data preproc: re-ordering and hash extension */ + pc_split = fec_get_n_pc(mode, n_pccw, slot_bytes); + + dw_offset = fec_data_preproc(mode, epmr, iobuf, cw_buf, data_bytes, slot_bytes, pc_split); + + /* encoding of first data word*/ + hd = hamming_distance_by_mode0[mode]; + redundancy_nibbles = hd - 1; + codeword_length = get_codeword_length(n_codewords, 2 * slot_bytes, 0); + + assert(codeword_length == (2 * slot_bytes - 1) / n_codewords + 1); + + for (j = redundancy_nibbles; j < codeword_length; (j++, dw_offset++)) + { + cw_buf[j] = cw_buf[dw_offset]; + } + + rs16_enc(cw_buf, codeword_length, hd, mode, 1); + + cw_offset += codeword_length; + + /* encoding of remaining data words */ + hd = hamming_distance_by_mode1[mode]; + redundancy_nibbles = hd - 1; + + for (i = 1; i < n_codewords; i++) + { + codeword_length = get_codeword_length(n_codewords, 2*slot_bytes, i); + + for (j = redundancy_nibbles; j < codeword_length; (j++, dw_offset++)) + { + cw_buf[cw_offset + j] = cw_buf[dw_offset]; + } + + rs16_enc(cw_buf + cw_offset, codeword_length, hd, mode, i < 6); + + cw_offset += codeword_length; + } + + assert(cw_offset == 2 * slot_bytes && dw_offset == 2 * slot_bytes); + + fec_interleave_pack(iobuf, cw_buf, 2 * slot_bytes, n_codewords); + + +} + +FEC_STATIC void rs16_enc(LC3_UINT8 *iobuf, LC3_INT16 codeword_length, LC3_INT16 hamming_distance, LC3_INT16 fec_mode, + LC3_INT16 signal_mode) +/* expects (data polynomial) * x^(hamming_distance - 1) in iobuf */ +{ + LC3_UINT8 const *gp; + LC3_UINT8 shift_buffer[RS16_CW_LEN_MAX + 1], lc; + LC3_INT32 i, j, deg_gp; + + memset(shift_buffer, 0, sizeof(shift_buffer)); + gp = rs16_gp_by_hd[hamming_distance]; + deg_gp = hamming_distance - 1; + + if (hamming_distance > 1) + { + assert(codeword_length > deg_gp); + + /* initialize redundancy part to zero */ + memset(iobuf, 0, deg_gp); + + /* initialize shift_buffer */ + memmove(shift_buffer + 1, iobuf + codeword_length - deg_gp, deg_gp); + + /* calculate remainder */ + for (i = codeword_length - deg_gp - 1; i >= 0; i--) + { + shift_buffer[0] = iobuf[i]; + lc = shift_buffer[deg_gp] << 4; + + for (j = deg_gp - 1; j >= 0; j--) + { + shift_buffer[j + 1] = GF16_ADD(shift_buffer[j], GF16_MUL0(gp[j], lc)); + } + } + + /* add remainder to shifted data polynomial */ + for (i = 0; i < deg_gp; i++) + { + iobuf[i] = shift_buffer[i + 1]; + } + + /* add signaling polynomial */ + if (signal_mode) + { + assert(codeword_length > EP_SIG_POLY_DEG); + for (i = 0; i <= EP_SIG_POLY_DEG; i++) + { + iobuf[i] = GF16_ADD(iobuf[i], sig_polys[fec_mode - 1][i]); + } + } + } + + +} + +FEC_STATIC void fec_interleave_pack(LC3_UINT8 *out, LC3_UINT8 *in, LC3_INT16 n_nibbles, LC3_INT16 n_codewords) +{ + LC3_INT16 out_offset, cw_offset, codeword_length; + LC3_INT32 i, j; + + out_offset = 0; + cw_offset = 0; + + /* initialize output buffer to zero */ + memset(out, 0, n_nibbles >> 1); + + /* interleave and pack codewords */ + for (i = 0; i < n_codewords; i++) + { + codeword_length = get_codeword_length(n_codewords, n_nibbles, i); + + for (j = 0; j < codeword_length; j++) + { + out_offset = n_nibbles - 1 - j*n_codewords - i; + out[out_offset >> 1] |= in[cw_offset] << ((out_offset & 1) << 2); + cw_offset = cw_offset + 1; + } + } + + + assert(cw_offset == n_nibbles); +} + +/* Decoder */ +FEC_STATIC void fec_data_postproc(LC3_INT16 mode, LC3PLUS_EpModeRequest *epmr, LC3_UINT8 *obuf, LC3_INT16 data_bytes, LC3_UINT8 *cw_buf, + LC3_INT16 slot_bytes, LC3_INT16 pc_split, LC3_INT32 *bfi) +{ + LC3_INT16 i; + LC3_INT16 n_crc1, n_crc2; + LC3_INT16 cw_buf_len; + LC3PLUS_EpModeRequest tmp_epmr; + + n_crc1 = crc1_bytes_by_mode1[mode]; + if (slot_bytes == 40) + { + n_crc1 = crc1_bytes_by_mode0[mode]; + } + + n_crc2 = 0; + if (pc_split > 0) + { + n_crc2 = crc2_bytes_by_mode[mode]; + } + + assert(n_crc1 == (slot_bytes == 40 ? crc1_bytes_by_mode0[mode] : crc1_bytes_by_mode1[mode])); + assert(n_crc2 == ((pc_split > 0) && (mode > 1) ? crc2_bytes_by_mode[mode] : 0)); + + cw_buf_len = 2 * (data_bytes + n_crc1 + n_crc2); + + if ((mode - 1)) + { + /* reverse bit-swap */ + dw0_bitswap(cw_buf, mode, slot_bytes); + tmp_epmr = dw0_get_epmr(cw_buf, mode, slot_bytes); + + if (crc1(cw_buf + ((n_crc1 + n_crc2) << 1), ((data_bytes << 1) - pc_split), tmp_epmr, cw_buf, n_crc1, 1)) + { + *bfi = 1; + + return; + } + else + { + *epmr = tmp_epmr; + } + } + + if (pc_split > 0 && *bfi != 2) + { + if (crc2(cw_buf + (((data_bytes + (n_crc1 + n_crc2)) << 1) - pc_split), pc_split, + cw_buf + (n_crc1 << 1), n_crc2, 1)) + { + *bfi = 2; + } + } + + for (i = 0; i < data_bytes; i++) + { + obuf[i] = (LC3_UINT8)(cw_buf[cw_buf_len - 2 * i - 1] | (cw_buf[cw_buf_len - 2 * i - 2] << 4)); + } + + +} + +LC3_INT32 fec_decoder(LC3_UINT8 *iobuf, LC3_INT16 slot_bytes, LC3_INT32 *data_bytes, LC3PLUS_EpModeRequest *epmr, LC3_INT16 ccc_flag, LC3_INT16 *n_pccw, + LC3_INT32 *bfi, LC3_INT16 *be_bp_left, LC3_INT16 *be_bp_right, LC3_INT16 *n_pc, LC3_INT16 *m_fec) +{ + LC3_UINT8 cw_buf[2 * FEC_SLOT_BYTES_MAX]; + LC3_UINT8 array_of_trust[MAX_LEN]; + LC3_INT16 i, j; + LC3_INT16 cw_offset, dw_offset; + LC3_INT16 n_codewords, redundancy_nibbles, codeword_length; + LC3_INT16 mode, error_report; + LC3_INT16 n_crc; + LC3_INT16 first_bad_cw; + LC3_INT16 pc_split; + + UNUSED(n_crc); + + + if (*bfi == 1) + { + + return ERROR_REPORT_BEC_MASK; + } + + if (slot_bytes < FEC_SLOT_BYTES_MIN || slot_bytes > FEC_SLOT_BYTES_MAX) + { + *bfi = 1; + + return ERROR_REPORT_BEC_MASK; + } + + if (ccc_flag == 0) + { + *be_bp_left = -1; + *be_bp_right = -1; + } + + n_codewords = get_n_codewords(slot_bytes); + + /* extract and de-interleave nibbles */ + fec_deinterleave_unpack(cw_buf, iobuf, 2 * slot_bytes, n_codewords); + + /* mode detection and error correction */ + mode = rs16_detect_and_correct(cw_buf, 2 * slot_bytes, n_codewords, epmr, &error_report, bfi, array_of_trust, + ccc_flag, n_pccw); + + /* for normal slots the maximal number of bit errors is limited */ +#ifndef APPLY_MAX_ERRORS + if (slot_bytes == 40 && mode > 0) + { + if ((error_report & ERROR_REPORT_BEC_MASK) > low_br_max_bit_errors_by_mode[mode]) + { + error_report &= ERROR_REPORT_BEC_MASK; + mode = -1; + *bfi = 1; + } + else + { + if ((error_report & ERROR_REPORT_BEC_MASK) > low_br_max_bit_errors_by_mode[2]) + { + error_report &= ~ERROR_REPORT_EP2_OK; + } + if ((error_report & ERROR_REPORT_BEC_MASK) > low_br_max_bit_errors_by_mode[3]) + { + error_report &= ~ERROR_REPORT_EP3_OK; + } + } + } +#endif + + if (*bfi == 1) + { + *data_bytes = 0; + + + return error_report; + } + + /* initialization for decoding */ + *data_bytes = fec_get_data_size(mode, ccc_flag, slot_bytes); + pc_split = fec_get_n_pc(mode, *n_pccw, slot_bytes); + n_crc = get_total_crc_size(slot_bytes, mode, pc_split); + + /* decoding of first code word */ + redundancy_nibbles = hamming_distance_by_mode0[mode] - 1; + codeword_length = get_codeword_length(n_codewords, slot_bytes + slot_bytes, 0); + + dw_offset = 0; + cw_offset = 0; + + for (j = redundancy_nibbles; j < codeword_length; j++) + { + cw_buf[dw_offset++] = cw_buf[j]; + } + cw_offset = cw_offset + codeword_length; + + /* decoding of remaining code words */ + redundancy_nibbles = hamming_distance_by_mode1[mode] - 1; + + for (i = 1; i < n_codewords; i++) + { + codeword_length = get_codeword_length(n_codewords, slot_bytes + slot_bytes, i); + + for (j = redundancy_nibbles; j < codeword_length; j++) + { + cw_buf[dw_offset++] = cw_buf[j + cw_offset]; + } + + cw_offset = cw_offset + codeword_length; + } + + /* data postproc: hash validation and re-ordering */ + + fec_data_postproc(mode, epmr, iobuf, *data_bytes, cw_buf, slot_bytes, pc_split, bfi); + + if (*bfi == 1) + { + *data_bytes = 0; + + error_report &= ERROR_REPORT_BEC_MASK; + + + return error_report; + } + + if (*bfi == 2) + { + first_bad_cw = 0; + array_of_trust[*n_pccw] = 0; + while (array_of_trust[first_bad_cw] != 0) + { + first_bad_cw = first_bad_cw + 1; + } + if (first_bad_cw == *n_pccw) + { + /* this is the case when CRC failed */ + *be_bp_left = 0; + } + else + { + *be_bp_left = 4*fec_get_n_pc(mode, first_bad_cw, slot_bytes); + } + + for (i = *n_pccw - 1; i >= 0; i--) + { + if (!array_of_trust[i]) + { + break; + } + } + if (i < 0) + { + i = *n_pccw - 1; + } + *be_bp_right = 4*fec_get_n_pc(mode, i + 1, slot_bytes) - 1; + } + + if (ccc_flag == 0) + { + *n_pc = pc_split; + *m_fec = mode; + } + + + return error_report; +} + +FEC_STATIC void fec_deinterleave_unpack(LC3_UINT8 *out, LC3_UINT8 *in, LC3_INT16 n_nibbles, LC3_INT16 n_codewords) +{ + LC3_INT16 in_offset, out_offset, codeword_length; + LC3_INT32 i, j; + + in_offset = 0; + out_offset = 0; + + /* unpack nibbles in input buffer and deinterleave codewords */ + for (i = 0; i < n_codewords; i++) + { + codeword_length = get_codeword_length(n_codewords, n_nibbles, i); + for (j = 0; j < codeword_length; (j++, out_offset++)) + { + in_offset = n_nibbles - 1 - j*n_codewords - i; + out[out_offset] = (in[in_offset >> 1] >> ((in_offset & 1) << 2)) & 15; + } + } + + + assert(out_offset == n_nibbles); + +} + +FEC_STATIC LC3PLUS_EpModeRequest fec_estimate_epmr_from_cw0(LC3_UINT8 *cw0, LC3_INT8 *t, LC3_UINT8 *syndromes, LC3_UINT8 *elp, LC3_INT8 *deg_elp, + LC3_UINT8 *err_pos, LC3_UINT8 *err_symb, LC3_INT16 n_codewords, LC3_INT16 n_symb) +{ + LC3_INT32 epmr_lowest_risk_exp; + LC3_INT32 start, inc, i, n_candidates; + LC3_INT32 first_codeword_length; + LC3_INT32 mode_counter; + LC3PLUS_EpModeRequest epmr; + + epmr_lowest_risk_exp = 0; + first_codeword_length = get_codeword_length(n_codewords, n_symb, 0); + start = 2; + inc = 1; + n_candidates = 0; + + /* test if first code word decodes in mode 0 or 1 without error correction */ + if ((syndromes[SYNDROME_IDX(0, 0)] | syndromes[SYNDROME_IDX(0, 0) + 1]) == 0 || + (syndromes[SYNDROME_IDX(1, 0)] | syndromes[SYNDROME_IDX(1, 0) + 1]) == 0) + { + epmr_lowest_risk_exp = risk_table_f[1][0].exponent; + } + /* test if first code word decodes in mode 2 or 3 with lower risk */ + if (deg_elp[DEG_ELP_IDX(2, 0)] <= t[2]) + { + if (risk_table_f[2][deg_elp[DEG_ELP_IDX(2, 0)]].exponent <= -8) + { + n_candidates++; + start = 2; + } + } + + if (deg_elp[DEG_ELP_IDX(3, 0)] <= t[3]) + { + if (risk_table_f[3][deg_elp[DEG_ELP_IDX(3, 0)]].exponent <= -8) + { + n_candidates++; + start = 3; + } + } + + if (n_candidates > 1) + { + /* decide on order if mode 2 and 3 are considered */ + if (simple_float_cmp(risk_table_f[2][deg_elp[DEG_ELP_IDX(2, 0)]], risk_table_f[3][deg_elp[DEG_ELP_IDX(3, 0)]]) < + 0) + { + start = 2; + inc = 1; + } + else + { + start = 3; + inc = -1; + } + } + + for (mode_counter = start, i = 0; i < n_candidates; mode_counter += inc, i++) + { + if (risk_table_f[mode_counter][deg_elp[DEG_ELP_IDX(mode_counter, 0)]].exponent < epmr_lowest_risk_exp) + { + if (!rs16_factorize_elp(err_pos + ERR_POS_IDX(mode_counter, 0), elp + ELP_IDX(mode_counter, 0), + deg_elp[DEG_ELP_IDX(mode_counter, 0)], first_codeword_length - 1)) + { + /* code word is decodable with error correction */ + epmr_lowest_risk_exp = risk_table_f[mode_counter][deg_elp[DEG_ELP_IDX(mode_counter, 0)]].exponent; + + rs16_calculate_errors(err_symb + ERR_SYMB_IDX(mode_counter, 0), err_pos + ERR_POS_IDX(mode_counter, 0), + syndromes + SYNDROME_IDX(mode_counter, 0), deg_elp[DEG_ELP_IDX(mode_counter, 0)], + t[mode_counter]); + + for (i = 0; i < deg_elp[DEG_ELP_IDX(mode_counter, 0)]; i++) + { + cw0[err_pos[ERR_POS_IDX(mode_counter, 0) + i]] = GF16_ADD( + cw0[err_pos[ERR_POS_IDX(mode_counter, 0) + i]], err_symb[ERR_SYMB_IDX(mode_counter, 0) + i]); + } + break; + } + } + } + + epmr = cw0_get_epmr(cw0, first_codeword_length - 1); + + if (epmr_lowest_risk_exp > -16) + { + epmr += 4; + } + if (epmr_lowest_risk_exp > -8) + { + epmr += 4; + } + + + return epmr; +} + +FEC_STATIC LC3_INT32 rs16_detect_and_correct(LC3_UINT8 *iobuf, LC3_INT32 n_symb, LC3_INT32 n_codewords, LC3PLUS_EpModeRequest *epmr, LC3_INT16 *error_report, + LC3_INT32 *bfi, LC3_UINT8 *array_of_trust, LC3_INT32 ccc_flag, LC3_INT16 *n_pccw) +{ + + LC3_INT16 mode_broken[4]; + LC3_INT16 error_report_ep_ok[4]; + LC3_INT16 i, cw_counter, mode_counter, cw_offset; + LC3_INT16 codeword_length; + LC3_INT16 mode; + LC3_INT16 mode_candidates[4]; + LC3_INT16 n_mode_candidates; + LC3_INT16 broken_cw, n_broken_cw; + LC3_INT16 j, idx_min; + LC3_INT16 n_pccw0; + simple_float val_min_f; + LC3_INT16 tmp; + LC3_INT16 epmr_position; + simple_float dec_risk_f[FEC_N_MODES]; + simple_float risk_min_f; + simple_float ep_risk_thresh; + LC3_INT32 epmr_dec_fail_increment; + LC3_UINT8 const *hamming_distance; + LC3_UINT8 syndromes[FEC_TOTAL_SYNDROME_SIZE]; + LC3_UINT8 elp[FEC_TOTAL_ELP_SIZE]; + LC3_UINT8 err_pos[FEC_TOTAL_ERR_POS_SIZE]; + LC3_UINT8 err_symb[FEC_TOTAL_ERROR_SIZE]; + LC3_INT8 t[FEC_N_MODES]; + LC3_INT8 deg_elp[FEC_TOTAL_DEG_ELP_SIZE]; + LC3_UINT8 blacklist[FEC_N_MODES]; + LC3_INT32 rop; + + void (*syndr_calc[3])(LC3_UINT8 *, LC3_UINT8 *, LC3_INT32); + rop = 0; + + /* initialization */ + blacklist[0] = 0; + blacklist[1] = 0; + blacklist[2] = 0; + blacklist[3] = 0; + mode_broken[0] = 0; + mode_broken[1] = 0; + mode_broken[2] = 0; + mode_broken[3] = 0; + error_report_ep_ok[0] = ERROR_REPORT_EP1_OK; + error_report_ep_ok[1] = ERROR_REPORT_EP2_OK; + error_report_ep_ok[2] = ERROR_REPORT_EP3_OK; + error_report_ep_ok[3] = ERROR_REPORT_EP4_OK; + hamming_distance = &hamming_distance_by_mode0[1]; + mode = -1; + n_mode_candidates = 0; + risk_min_f.mantissa = SIMPLE_FLOAT_1_MANTISSA; + risk_min_f.exponent = 0; + + if (n_symb <= 80) + { + ep_risk_thresh.mantissa = EP_RISK_THRESH_NS_M; + ep_risk_thresh.exponent = EP_RISK_THRESH_NS_E; + } + else + { + ep_risk_thresh.mantissa = EP_RISK_THRESH_OS_M; + ep_risk_thresh.exponent = EP_RISK_THRESH_OS_E; + } + + syndr_calc[0] = &rs16_calculate_two_syndromes; + syndr_calc[1] = &rs16_calculate_four_syndromes; + syndr_calc[2] = &rs16_calculate_six_syndromes; + + for (i = 0; i < FEC_N_MODES; i++) + { + t[i] = (hamming_distance[i] -1)/2; + } + + *error_report = 0; + *bfi = 0; + + /* mode detection (stage 1) */ + codeword_length = get_codeword_length(n_codewords, n_symb, 0); + + epmr_position = codeword_length - 1; + + rs16_calculate_two_syndromes(syndromes + SYNDROME_IDX(0, 0), iobuf, codeword_length - 1); + + if ((syndromes[0 + SYNDROME_IDX(0, 0)] | syndromes[1 + SYNDROME_IDX(0, 0)]) == 0) + { + + /* data validation for fec mode 1 */ + *epmr = cw0_get_epmr(iobuf, epmr_position); + + dw0_bitswap(iobuf + 2, 1, n_symb / 2); + + if (!crc1(iobuf + 8, n_symb - 8, *epmr, iobuf + 2, 3, 1)) + { + *error_report |= ERROR_REPORT_ALL_OK; + mode = 0; + + + rop = mode + 1; + goto CLEANUP; + } + else + { + /* reverse bit swap */ + dw0_bitswap(iobuf + 2, 1, n_symb / 2); + + *epmr += 4; + } + } + + blacklist[0] = 1; + + /* mode detection (stage 2) */ + + /* calculate syndromes of code words 0 to 5 and modes 1 to 3 */ + cw_offset = 0; + + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + codeword_length = get_codeword_length(n_codewords, n_symb, cw_counter); + + rs16_calculate_six_syndromes(syndromes + SYNDROME_IDX(1, cw_counter), iobuf + cw_offset, + codeword_length - 1); + + cw_offset += codeword_length; + + for (mode_counter = FEC_N_MODES - 1; mode_counter >= 1; mode_counter--) + { + for (i = 0; i < hamming_distance[mode_counter] - 1; i++) + { + syndromes[SYNDROME_IDX(mode_counter, cw_counter) + i] = GF16_ADD( + syndromes[SYNDROME_IDX(1, cw_counter) + i], sig_poly_syndr[mode_counter][i]); + } + } + } + + /* check for valid code words */ + for (mode_counter = 1; mode_counter < FEC_N_MODES; mode_counter++) + { + n_broken_cw = 0; + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + broken_cw = 0; + for (i = 0; i < hamming_distance[mode_counter] - 1; i++) + { + broken_cw |= syndromes[SYNDROME_IDX(mode_counter, cw_counter) + i]; + } + if (broken_cw != 0) + { + n_broken_cw ++; + } + } + + if (n_broken_cw == 0) + { + mode = mode_counter; + cw_offset = 0; + + *epmr = cw0_get_epmr(iobuf, epmr_position); + + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + codeword_length = get_codeword_length(n_codewords, n_symb, cw_counter); + for (i = 0; i <= EP_SIG_POLY_DEG; i++) + { + iobuf[cw_offset + i] = GF16_ADD(iobuf[cw_offset + i], sig_polys[mode][i]); + } + cw_offset += codeword_length; + } + } + } + + if (mode < 0) /* mode hasn't been detected so far -> errors occurred in transmission */ + { + /* calculate error locator polynomials for code words 0 to 5 */ + for (mode_counter = 1; mode_counter < FEC_N_MODES; mode_counter++) + { + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + deg_elp[DEG_ELP_IDX(mode_counter, cw_counter)] = rs16_calculate_elp( + elp + ELP_IDX(mode_counter, cw_counter), syndromes + SYNDROME_IDX(mode_counter, cw_counter), + t[mode_counter]); + if (deg_elp[DEG_ELP_IDX(mode_counter, cw_counter)] > t[mode_counter]) + { + blacklist[mode_counter] = 1; + break; + } + } + } + + /* risk analysis for mode candidate selection */ + for (mode_counter = 1; mode_counter < FEC_N_MODES; mode_counter++) + { + dec_risk_f[mode_counter].mantissa = SIMPLE_FLOAT_1_MANTISSA; + dec_risk_f[mode_counter].exponent = 0; + + if (blacklist[mode_counter] == 0) + { + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + dec_risk_f[mode_counter] = simple_float_mul( + dec_risk_f[mode_counter], + risk_table_f[mode_counter][deg_elp[DEG_ELP_IDX(mode_counter, cw_counter)]]); + } + + if (simple_float_cmp(dec_risk_f[mode_counter], ep_risk_thresh) <= 0) + { + mode_candidates[n_mode_candidates++] = mode_counter; + } + + if (simple_float_cmp(dec_risk_f[mode_counter], risk_min_f) < 0) + { + risk_min_f = dec_risk_f[mode_counter]; + } + } + } + assert(n_mode_candidates <= 4); // suppress false gcc warning when OPTIM=3 + + /* sort mode candidates by risk */ + for (i = 0; i < n_mode_candidates; i++) + { + idx_min = i; + val_min_f = dec_risk_f[mode_candidates[i]]; + + for (j = i + 1; j < n_mode_candidates; j++) + { + if (simple_float_cmp(dec_risk_f[mode_candidates[j]], val_min_f) < 0) + { + val_min_f = dec_risk_f[mode_candidates[j]]; + idx_min = j; + } + } + + if (idx_min > i) + { + tmp = mode_candidates[i]; + mode_candidates[i] = mode_candidates[idx_min]; + mode_candidates[idx_min] = tmp; + } + } + + /* try out candidate modes */ + for (i = 0; i < n_mode_candidates; i++) + { + mode = mode_candidates[i]; + + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + codeword_length = get_codeword_length(n_codewords, n_symb, cw_counter); + + if (deg_elp[DEG_ELP_IDX(mode, cw_counter)]) + { + if (rs16_factorize_elp(err_pos + ERR_POS_IDX(mode, cw_counter), elp + ELP_IDX(mode, cw_counter), + deg_elp[DEG_ELP_IDX(mode, cw_counter)], codeword_length - 1)) + { + /* elp did not split into distinct linear factors or error position was out of range */ + mode = -1; + break; + } + } + } + if (mode > 0) + { + /* decodable mode with lowest risk has been found */ + break; + } + } + + if (mode < 0) + { + /* no decodable mode has been found */ + *error_report = ERROR_REPORT_BEC_MASK; + *bfi = 1; + mode = -1; + + *epmr = fec_estimate_epmr_from_cw0(iobuf, t, syndromes, elp, deg_elp, err_pos, err_symb, n_codewords, + n_symb); + + + rop = mode; + goto CLEANUP; + } + + /* perform error correction */ + cw_offset = 0; + *error_report = 0; + for (cw_counter = 0; cw_counter < 6; cw_counter++) + { + codeword_length = get_codeword_length(n_codewords, n_symb, cw_counter); + + if (deg_elp[DEG_ELP_IDX(mode, cw_counter)]) + { + rs16_calculate_errors( + err_symb + ERR_SYMB_IDX(mode, cw_counter), err_pos + ERR_POS_IDX(mode, cw_counter), + syndromes + SYNDROME_IDX(mode, cw_counter), deg_elp[DEG_ELP_IDX(mode, cw_counter)], t[mode]); + + /* correct errors and sum up number of corrected bits */ + for (i = 0; i < deg_elp[DEG_ELP_IDX(mode, cw_counter)]; i++) + { + iobuf[err_pos[ERR_POS_IDX(mode, cw_counter) + i] + cw_offset] = + GF16_ADD(iobuf[err_pos[ERR_POS_IDX(mode, cw_counter) + i] + cw_offset], + err_symb[ERR_SYMB_IDX(mode, cw_counter) + i]); + *error_report += rs16_bit_count_table[err_symb[ERR_SYMB_IDX(mode, cw_counter) + i]]; + } + + for (i = 0; i < mode; i ++) + { + if(deg_elp[DEG_ELP_IDX(mode, cw_counter)] > i) + { + mode_broken[i] = 1; + } + } + + } + + for (i = 0; i <= EP_SIG_POLY_DEG; i++) + { + iobuf[cw_offset + i] = GF16_ADD(iobuf[cw_offset + i], sig_polys[mode][i]); + } + cw_offset += codeword_length; + } + + /* set epmr according to risk value of cw0 */ + epmr_dec_fail_increment = 8; + + if (risk_table_f[mode][deg_elp[DEG_ELP_IDX(mode, 0)]].exponent <= -8) + { + epmr_dec_fail_increment -= 4; + } + if (risk_table_f[mode][deg_elp[DEG_ELP_IDX(mode, 0)]].exponent <= -16) + { + epmr_dec_fail_increment -= 4; + } + + *epmr = (LC3PLUS_EpModeRequest)(cw0_get_epmr(iobuf, epmr_position) + epmr_dec_fail_increment); + } + + /* mode has been successfully detected -> now check and try to correct remaining code words*/ + *n_pccw = fec_get_n_pccw(n_symb / 2, mode + 1, ccc_flag); + if (ccc_flag == 0) + { + n_pccw0 = fec_get_n_pccw(n_symb / 2, mode + 1, ccc_flag); + *n_pccw = n_pccw0; + } + else + { + n_pccw0 = 0; + } + + for (cw_counter = 6; cw_counter < n_codewords; cw_counter++) + { + /* usual error correction scheme: syndromes -> elp's, errors, etc. */ + codeword_length = get_codeword_length(n_codewords, n_symb, cw_counter); + array_of_trust[n_codewords - 1 - cw_counter] = 1; + + syndr_calc[t[mode] - 1](syndromes, iobuf + cw_offset, codeword_length -1); + + deg_elp[0] = rs16_calculate_elp(elp, syndromes, t[mode]); + + for (i = 0; i < mode; i ++) + { + if (deg_elp[0] > i) + { + mode_broken[i] = 1; + } + } + + if (deg_elp[0] > t[mode]) + { + for (i = 0; i < 4; i ++) + { + mode_broken[i] = 1; + } + cw_offset += codeword_length; + if (cw_counter < n_codewords - n_pccw0) + { + *error_report = ERROR_REPORT_BEC_MASK; + mode = -1; + *bfi = 1; + break; + } + else + { + *bfi = 2; + array_of_trust[n_codewords - 1 - cw_counter] = 0; + continue; + } + } + + if (deg_elp[0]) + { + if (rs16_factorize_elp(err_pos, elp, deg_elp[0], codeword_length - 1)) + { + cw_offset += codeword_length; + for (i = 0; i < 4; i ++) + { + mode_broken[i] = 1; + } + if (cw_counter < n_codewords - n_pccw0) + { + *error_report = ERROR_REPORT_BEC_MASK; + mode = -1; + *bfi = 1; + + break; + } + else + { + *bfi = 2; + array_of_trust[n_codewords - 1 - cw_counter] = 0; + continue; + } + } + + rs16_calculate_errors(err_symb, err_pos, syndromes, deg_elp[0], t[mode]); + + /* correct errors and sum up number of corrected bits */ + for (i = 0; i < deg_elp[0]; i++) + { + iobuf[err_pos[i] + cw_offset] = GF16_ADD(iobuf[err_pos[i] + cw_offset], err_symb[i]); + *error_report += rs16_bit_count_table[err_symb[i]]; + } + } + cw_offset += codeword_length; + if (risk_table_f[mode][deg_elp[0]].exponent > -16) + { + array_of_trust[n_codewords - 1 - cw_counter] = 0; + } + } + + *error_report &= ERROR_REPORT_BEC_MASK; + for (i = 0; i < 4; i ++) + { + if (!mode_broken[i]) + { + *error_report |= error_report_ep_ok[i]; + } + } + + if (mode >= 0) + { + rop = mode + 1; + } else { + rop = -1; + } + + + +CLEANUP: + return rop; +} + +FEC_STATIC void rs16_calculate_six_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg) +{ + LC3_INT32 i; + LC3_UINT8 buffer[15]; + + assert(cw_poly_deg >= 12); + + for (i = 0; i <= cw_poly_deg; i++) + { + buffer[i] = cw[i]; + } + + syndromes[0] = buffer[0]; + syndromes[1] = buffer[0]; + syndromes[2] = buffer[0]; + syndromes[3] = buffer[0]; + syndromes[4] = buffer[0]; + syndromes[5] = buffer[0]; + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[1], 32)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[1], 64)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[1], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[1], 48)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[1], 96)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[1], 192)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[2], 64)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[2], 48)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[2], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[2], 80)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[2], 112)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[2], 240)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[3], 128)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[3], 192)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[3], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[3], 240)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[3], 16)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[3], 128)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[4], 48)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[4], 80)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[4], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[4], 32)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[4], 96)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[4], 160)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[5], 96)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[5], 112)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[5], 16)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[5], 96)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[5], 112)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[5], 16)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[6], 192)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[6], 240)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[6], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[6], 160)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[6], 16)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[6], 192)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[7], 176)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[7], 144)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[7], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[7], 208)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[7], 96)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[7], 240)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[8], 80)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[8], 32)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[8], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[8], 64)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[8], 112)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[8], 128)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[9], 160)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[9], 128)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[9], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[9], 192)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[9], 16)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[9], 160)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[10], 112)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[10], 96)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[10], 16)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[10], 112)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[10], 96)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[10], 16)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[11], 224)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[11], 176)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[11], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[11], 144)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[11], 112)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[11], 192)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[12], 240)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[12], 160)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[12], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[12], 128)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[12], 16)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[12], 240)); + + if (cw_poly_deg >= 13) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[13], 208)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[13], 224)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[13], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[13], 176)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[13], 96)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[13], 128)); + } + + if (cw_poly_deg >= 14) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[14], 144)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[14], 208)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[14], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[14], 224)); + syndromes[4] = GF16_ADD(syndromes[4], GF16_MUL0(buffer[14], 112)); + syndromes[5] = GF16_ADD(syndromes[5], GF16_MUL0(buffer[14], 160)); + } + + +} + +FEC_STATIC void rs16_calculate_four_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg) +{ + LC3_INT32 i; + LC3_UINT8 buffer[15]; + + assert(cw_poly_deg >= 12); + + for (i = 0; i <= cw_poly_deg; i++) + { + buffer[i] = cw[i]; + } + + syndromes[0] = buffer[0]; + syndromes[1] = buffer[0]; + syndromes[2] = buffer[0]; + syndromes[3] = buffer[0]; + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[1], 32)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[1], 64)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[1], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[1], 48)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[2], 64)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[2], 48)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[2], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[2], 80)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[3], 128)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[3], 192)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[3], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[3], 240)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[4], 48)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[4], 80)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[4], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[4], 32)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[5], 96)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[5], 112)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[5], 16)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[5], 96)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[6], 192)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[6], 240)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[6], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[6], 160)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[7], 176)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[7], 144)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[7], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[7], 208)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[8], 80)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[8], 32)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[8], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[8], 64)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[9], 160)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[9], 128)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[9], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[9], 192)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[10], 112)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[10], 96)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[10], 16)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[10], 112)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[11], 224)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[11], 176)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[11], 128)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[11], 144)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[12], 240)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[12], 160)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[12], 192)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[12], 128)); + + if (cw_poly_deg >= 13) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[13], 208)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[13], 224)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[13], 160)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[13], 176)); + } + + if (cw_poly_deg >= 14) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[14], 144)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[14], 208)); + syndromes[2] = GF16_ADD(syndromes[2], GF16_MUL0(buffer[14], 240)); + syndromes[3] = GF16_ADD(syndromes[3], GF16_MUL0(buffer[14], 224)); + } + + +} + +FEC_STATIC void rs16_calculate_two_syndromes(LC3_UINT8 *syndromes, LC3_UINT8 *cw, LC3_INT32 cw_poly_deg) +{ + LC3_INT32 i; + LC3_UINT8 buffer[15]; + + assert(cw_poly_deg >= 12); + + for (i = 0; i <= cw_poly_deg; i++) + { + buffer[i] = cw[i]; + } + + syndromes[0] = buffer[0]; + syndromes[1] = buffer[0]; + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[1], 32)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[1], 64)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[2], 64)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[2], 48)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[3], 128)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[3], 192)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[4], 48)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[4], 80)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[5], 96)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[5], 112)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[6], 192)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[6], 240)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[7], 176)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[7], 144)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[8], 80)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[8], 32)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[9], 160)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[9], 128)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[10], 112)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[10], 96)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[11], 224)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[11], 176)); + + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[12], 240)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[12], 160)); + + if (cw_poly_deg >= 13) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[13], 208)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[13], 224)); + } + + if (cw_poly_deg >= 14) + { + syndromes[0] = GF16_ADD(syndromes[0], GF16_MUL0(buffer[14], 144)); + syndromes[1] = GF16_ADD(syndromes[1], GF16_MUL0(buffer[14], 208)); + } + + +} + +FEC_STATIC LC3_INT8 rs16_calculate_elp(LC3_UINT8 *elp, LC3_UINT8 *syndromes, LC3_INT16 t) +/* calculates error locator polynomial vie Petterson's algorithm */ +{ + LC3_INT8 ret; + LC3_UINT8 det, det_inv, aux, all_s, *s; + LC3_UINT8 s22, s33, s44, s13, s14, s15; + LC3_UINT8 s23, s24, s25, s34, s35; + LC3_UINT8 a, b, c, d, e, f; + + ret = 0; + all_s = 0; + s = syndromes; + elp[0] = 1; + memset(elp + 1, 0, 3); + + switch (t) + { + case 3: + { + /* check for errors */ + all_s = s[0] | s[1] | s[2] | s[3] | s[4] | s[5]; + + if (all_s == 0) + { + break; + } + + /* assume 3 errors */ + s22 = GF16_MUL(s[1], s[1]); + s33 = GF16_MUL(s[2], s[2]); + s44 = GF16_MUL(s[3], s[3]); + s13 = GF16_MUL(s[0], s[2]); + + det = GF16_ADD(GF16_ADD(GF16_MUL(s13, s[4]), GF16_MUL(s44, s[0])), + GF16_ADD(GF16_MUL(s22, s[4]), GF16_MUL(s33, s[2]))); + + if (det) + { + det_inv = gf16_inv_table[det] << 4; + + s14 = GF16_MUL(s[0], s[3]); + s15 = GF16_MUL(s[0], s[4]); + + s23 = GF16_MUL(s[1], s[2]); + s24 = GF16_MUL(s[1], s[3]); + s25 = GF16_MUL(s[1], s[4]); + + s34 = GF16_MUL(s[2], s[3]); + s35 = GF16_MUL(s[2], s[4]); + + a = GF16_ADD(s35, s44) << 4; + b = GF16_ADD(s15, s33) << 4; + c = GF16_ADD(s13, s22) << 4; + d = GF16_ADD(s34, s25) << 4; + e = GF16_ADD(s23, s14) << 4; + f = GF16_ADD(s24, s33) << 4; + + aux = GF16_ADD(GF16_ADD(GF16_MUL0(a, s[3]), GF16_MUL0(d, s[4])), GF16_MUL0(f, s[5])); + elp[3] = GF16_MUL0(aux, det_inv); + + aux = GF16_ADD(GF16_ADD(GF16_MUL0(d, s[3]), GF16_MUL0(b, s[4])), GF16_MUL0(e, s[5])); + elp[2] = GF16_MUL0(aux, det_inv); + + aux = GF16_ADD(GF16_ADD(GF16_MUL0(f, s[3]), GF16_MUL0(e, s[4])), GF16_MUL0(c, s[5])); + elp[1] = GF16_MUL0(aux, det_inv); + + if (elp[3] == 0) + { + ret = t+1; + } + else + { + ret = 3; + } + break; + } + + /* assume two errors */ + det = GF16_ADD(GF16_MUL(syndromes[0], syndromes[2]), GF16_MUL(syndromes[1], syndromes[1])); + + if (det) + { + det_inv = gf16_inv_table[det] << 4; + + aux = GF16_ADD(GF16_MUL(syndromes[1], syndromes[2]), GF16_MUL(syndromes[0], syndromes[3])); + elp[1] = GF16_MUL0(aux, det_inv); + + aux = GF16_ADD(GF16_MUL(syndromes[2], syndromes[2]), GF16_MUL(syndromes[1], syndromes[3])); + elp[2] = GF16_MUL0(aux, det_inv); + + /* check remaining LSF relations */ + aux = GF16_ADD(GF16_ADD(GF16_MUL(elp[2], s[2]), GF16_MUL(elp[1], s[3])), s[4]) + | GF16_ADD(GF16_ADD(GF16_MUL(elp[2], s[3]), GF16_MUL(elp[1], s[4])), s[5]); + + aux |= elp[2] == 0; + + if (aux != 0) + { + ret = t + 1; + } + else + { + ret = 2; + } + break; + } + + /* assume one error */ + if (syndromes[0] != 0) + { + elp[1] = GF16_MUL(syndromes[1], gf16_inv_table[syndromes[0]]); + + /* check remaining LSF relations */ + aux = GF16_ADD(GF16_MUL(elp[1], s[1]), s[2]) + | GF16_ADD(GF16_MUL(elp[1], s[2]), s[3]) + | GF16_ADD(GF16_MUL(elp[1], s[3]), s[4]) + | GF16_ADD(GF16_MUL(elp[1], s[4]), s[5]); + + aux |= elp[1] == 0; + + if (aux != 0) + { + ret = t + 1; + } + else + { + ret = 1; + } + break; + } + + ret = t + 1; + break; + } + case 2: + { + all_s = s[0] | s[1] | s[2] | s[3]; + + if (all_s == 0) + { + break; + } + + /* assume two errors */ + det = GF16_ADD(GF16_MUL(syndromes[0], syndromes[2]), GF16_MUL(syndromes[1], syndromes[1])); + + if (det) + { + det_inv = gf16_inv_table[det] << 4; + + aux = GF16_ADD(GF16_MUL(syndromes[1], syndromes[2]), GF16_MUL(syndromes[0], syndromes[3])); + elp[1] = GF16_MUL0(aux, det_inv); + + aux = GF16_ADD(GF16_MUL(syndromes[2], syndromes[2]), GF16_MUL(syndromes[1], syndromes[3])); + elp[2] = GF16_MUL0(aux, det_inv); + + if (elp[2] == 0) + { + ret = t + 1; + } + else + { + ret = 2; + } + break; + } + + /* assume one error */ + if (syndromes[0] != 0) + { + elp[1] = GF16_MUL(syndromes[1], gf16_inv_table[syndromes[0]]); + + /* check remaining LSF relation */ + aux = GF16_ADD(GF16_MUL(elp[1], s[1]), s[2]) | GF16_ADD(GF16_MUL(elp[1], s[2]), s[3]); + aux |= elp[1] == 0; + + if (aux != 0) + { + ret = t + 1; + } + else + { + ret = 1; + } + break; + } + + ret = t + 1; + break; + } + case 1: + { + all_s = s[0] | s[1]; + + if (all_s == 0) + { + break; + } + + if (syndromes[0] != 0) + { + elp[1] = GF16_MUL(syndromes[1], gf16_inv_table[syndromes[0]]); + if (elp[1] == 0) + { + ret = t + 1; + } + else + { + ret = 1; + } + break; + } + + ret = t + 1; + break; + } + default: assert(0 && "calculating elp of this degree not implemented"); + } + + + return ret; +} + +FEC_STATIC LC3_INT16 rs16_factorize_elp(LC3_UINT8 *err_pos, LC3_UINT8 *elp, LC3_INT16 deg_elp, LC3_INT16 max_pos) +{ + LC3_UINT8 beta, gamma; + LC3_INT16 zeros, err_pos0, err_pos1, err_pos2, ret; + + beta = 0; + gamma = 0; + zeros = 0; + ret = 0; + + switch (deg_elp) + { + case 0: break; + + case 1: + err_pos0 = gf16_log_g[elp[1]]; + if (err_pos0 > max_pos) + { + ret = 1; + break; + } + + err_pos[0] = (LC3_UINT8)err_pos0; + break; + + case 2: + zeros = rs16_elp_deg2_table[elp[1] | (elp[2] << 4)]; + if (zeros == 0) + { + + return 1; + } + + err_pos0 = zeros & 15; + err_pos1 = (zeros >> 4) & 15; + + if (err_pos0 > max_pos || err_pos1 > max_pos) + { + ret = 1; + break; + } + + err_pos[0] = (LC3_UINT8)err_pos0; + err_pos[1] = (LC3_UINT8)err_pos1; + break; + + case 3: + /* beta = a*a + b, gamma = a*b + c */ + beta = GF16_ADD(GF16_MUL(elp[1], elp[1]), elp[2]); + gamma = GF16_ADD(GF16_MUL(elp[1], elp[2]), elp[3]); + zeros = rs16_elp_deg3_table[beta | gamma << 4]; + + if (zeros == 0) + /* elp does not split over GF(16) or has multiple zeros */ + { + ret = 1; + break; + } + + /* remove shift from zeros */ + err_pos0 = GF16_ADD(zeros & 15, elp[1]); + err_pos1 = GF16_ADD((zeros >> 4) & 15, elp[1]); + err_pos2 = GF16_ADD((zeros >> 8) & 15, elp[1]); + + if (err_pos0 == 0 || err_pos1 == 0 || err_pos2 == 0) + { + + return 1; + } + + err_pos0 = gf16_log_g[err_pos0]; + err_pos1 = gf16_log_g[err_pos1]; + err_pos2 = gf16_log_g[err_pos2]; + + if (err_pos0 > max_pos || err_pos1 > max_pos || err_pos2 > max_pos) + { + ret = 1; + break; + } + + err_pos[0] = (LC3_UINT8)err_pos0; + err_pos[1] = (LC3_UINT8)err_pos1; + err_pos[2] = (LC3_UINT8)err_pos2; + + break; + + default: assert(0 && "invalid degree in rs16_error_locator"); + } + + + return ret; +} + +FEC_STATIC void rs16_calculate_errors(LC3_UINT8 *err_symb, LC3_UINT8 *err_pos, LC3_UINT8 *syndromes, LC3_INT8 deg_elp, LC3_INT8 t) +{ + LC3_UINT8 det_inv; + LC3_UINT8 x0, x1, x2; + LC3_UINT8 x0sq, x1sq, x2sq; + LC3_UINT8 c0, c1, c2; + LC3_UINT8 s0, s1, s2; + LC3_UINT8 tmp; + + UNUSED(t); + + assert(deg_elp <= t); + + switch (deg_elp) + { + case 0: break; + + case 1: + err_symb[0] = GF16_MUL(gf16_g_pow[15 - err_pos[0]], syndromes[0]); + + break; + + case 2: + s0 = (LC3_UINT8) (syndromes[0] << 4); + s1 = (LC3_UINT8) (syndromes[1] << 4); + + x0 = gf16_g_pow[err_pos[0]]; + x1 = gf16_g_pow[err_pos[1]]; + + x0sq = GF16_MUL(x0, x0); + x1sq = GF16_MUL(x1, x1); + + tmp = GF16_ADD(GF16_MUL(x0sq, x1), GF16_MUL(x1sq, x0)); + det_inv = gf16_inv_table[tmp] << 4; + + tmp = GF16_ADD(GF16_MUL0(x1sq, s0), GF16_MUL0(x1, s1)); + err_symb[0] = GF16_MUL0(tmp, det_inv); + + tmp = GF16_ADD(GF16_MUL0(x0sq, s0), GF16_MUL0(x0, s1)); + err_symb[1] = GF16_MUL0(tmp, det_inv); + + break; + + case 3: + s0 = syndromes[0] << 4; + s1 = syndromes[1] << 4; + s2 = syndromes[2] << 4; + + x0 = gf16_g_pow[err_pos[0]]; + x1 = gf16_g_pow[err_pos[1]]; + x2 = gf16_g_pow[err_pos[2]]; + + x0sq = GF16_MUL(x0, x0); + x1sq = GF16_MUL(x1, x1); + x2sq = GF16_MUL(x2, x2); + + tmp = GF16_MUL(GF16_ADD(x1, x0), GF16_ADD(x2, x0)); + tmp = GF16_MUL(GF16_ADD(x2, x1), tmp); + det_inv = gf16_inv_table[tmp] << 4; + + c0 = GF16_ADD(GF16_MUL(x1, x2sq), GF16_MUL(x2, x1sq)); + c1 = GF16_ADD(x2sq, x1sq); + c2 = GF16_ADD(x2, x1); + + err_symb[0] = GF16_ADD(GF16_ADD(GF16_MUL0(c0, s0), GF16_MUL0(c1, s1)), GF16_MUL0(c2, s2)); + + c0 = GF16_ADD(GF16_MUL(x0, x2sq), GF16_MUL(x2, x0sq)); + c1 = GF16_ADD(x2sq, x0sq); + c2 = GF16_ADD(x2, x0); + + err_symb[1] = GF16_ADD(GF16_ADD(GF16_MUL0(c0, s0), GF16_MUL0(c1, s1)), GF16_MUL0(c2, s2)); + + c0 = GF16_ADD(GF16_MUL(x0, x1sq), GF16_MUL(x1, x0sq)); + c1 = GF16_ADD(x1sq, x0sq); + c2 = GF16_ADD(x1, x0); + + err_symb[2] = GF16_ADD(GF16_ADD(GF16_MUL0(c0, s0), GF16_MUL0(c1, s1)), GF16_MUL0(c2, s2)); + + tmp = GF16_MUL0(err_symb[0], det_inv); + err_symb[0] = GF16_MUL(tmp, gf16_inv_table[x0]); + + tmp = GF16_MUL0(err_symb[1], det_inv); + err_symb[1] = GF16_MUL(tmp, gf16_inv_table[x1]); + + tmp = GF16_MUL0(err_symb[2], det_inv); + err_symb[2] = GF16_MUL(tmp, gf16_inv_table[x2]); + + break; + + default: assert(0 && "method not implemented\n"); break; + } + + +} + +/* hash functions for data validation */ + +/* hamming distance 4 */ +static const LC3_UINT32 crc14_mask[16] = {0, 17989, 35978, 51919, 71956, 89937, 103838, 119771, + 143912, 160877, 179874, 194791, 207676, 224633, 239542, 254451}; + +/* hamming distance 4 */ +static const LC3_UINT32 crc22_mask[16] = {0, 4788009, 9576018, 14356859, 19152036, 23933837, 28713718, 33500639, + 33650273, 38304072, 43214899, 47867674, 52775621, 57427436, 62346391, 67001278}; + +FEC_STATIC LC3_INT16 crc1(LC3_UINT8 *data, LC3_INT16 data_size, LC3_INT16 epmr, LC3_UINT8 *hash_val, LC3_INT16 hash_size, LC3_INT16 check) +{ + LC3_UINT32 const *mask; + LC3_INT32 shift, i, fail; + LC3_UINT32 rem; + + fail = 0; + rem = 0; + + assert(hash_size > 0); + + switch (hash_size) + { + case 2: + shift = 14; + mask = crc14_mask; + break; + case 3: + shift = 22; + mask = crc22_mask; + break; + default: + shift = 0; + mask = 0; + assert(0 && "crc hash size not implemented"); + } + + /* data array contains 4-bit words */ + for (i = data_size - 1; i >= 0; i--) + { + rem = (rem << 4) ^ data[i]; + rem ^= mask[(rem >> shift) & 15]; + } + + rem = (rem << 4) ^ (epmr << 2); + rem ^= mask[(rem >> shift) & 15]; + + for (i = 0; i < 2 * hash_size - 1; i++) + { + rem <<= 4; + rem ^= mask[(rem >> shift) & 15]; + } + + rem ^= ((LC3_UINT32) epmr) << shift; + + if (check) + { + /* test hash value */ + for (i = 0; i < 2 * hash_size; i++) + { + fail |= hash_val[i] ^ ((rem >> (4*i)) & 15); + } + } + else + { + /* write hash value */ + for (i = 0; i < 2 * hash_size; i++) + { + hash_val[i] = (LC3_UINT8) ((rem >> (4*i)) & 15); + } + } + + + return fail; +} + +/* hamming distance = 4 */ +static const LC3_UINT32 crc16_mask[16] = {0, 107243, 190269, 214486, 289937, 380538, 428972, 469319, + 579874, 621513, 671263, 761076, 832947, 857944, 938638, 1044581}; + +FEC_STATIC LC3_INT16 crc2(LC3_UINT8 *data, LC3_INT16 data_size, LC3_UINT8 *hash_val, LC3_INT16 hash_size, LC3_INT16 check) +{ + LC3_UINT32 const *mask; + LC3_INT32 shift, i, fail; + LC3_UINT32 rem; + + fail = 0; + rem = 0; + + assert(hash_size > 0); + + switch (hash_size) + { + case 2: + shift = 16; + mask = crc16_mask; + break; + default: + shift = 0; + mask = 0; + assert(0 && "crc hash size not implemented"); + } + + /* data array contains 4-bit words */ + for (i = data_size - 1; i >= 0; i--) + { + rem = (rem << 4) ^ data[i]; + rem ^= mask[(rem >> shift) & 15]; + } + + for (i = 0; i < 2 * hash_size; i++) + { + rem <<= 4; + rem ^= mask[(rem >> shift) & 15]; + } + + if (check) + { + /* test hash value */ + for (i = 0; i < 2 * hash_size; i++) + { + fail |= hash_val[i] ^ ((rem >> (4*i)) & 15); + } + } + else + { + /* write hash value */ + for (i = 0; i < 2 * hash_size; i++) + { + hash_val[i] = (LC3_UINT8) ((rem >> (4*i)) & 15); + } + } + + + return fail; +} + +/* simple float implementation */ +FEC_STATIC simple_float simple_float_mul(simple_float op1, simple_float op2) +{ + simple_float rop; + LC3_INT32 aux; + + aux = (op1.mantissa * op2.mantissa) >> 14; + rop.exponent = op1.exponent + op2.exponent; + if (aux & 32768L) + { + aux >>= 1; + rop.exponent ++; + } + rop.mantissa = (LC3_INT16) aux; + + + return rop; +} + +/* Auxiliary */ + +FEC_STATIC LC3_INT16 simple_float_cmp(simple_float op1, simple_float op2) +/* returns 1 if op1 > op2, 0 if op1 = op2, and -1 if op1 < op2 */ +{ + LC3_INT16 rval; + LC3_INT16 mdiff; + LC3_INT16 ediff; + + rval = 0; + + ediff = op1.exponent - op2.exponent; + mdiff = (LC3_INT16) op1.mantissa - (LC3_INT16) op2.mantissa; + + if (ediff == 0) + { + if (mdiff > 0) + { + rval = 1; + } + if (mdiff < 0) + { + rval = -1; + } + } + else + { + if (ediff > 0) + { + rval = 1; + } + if (ediff < 0) + { + rval = -1; + } + } + + + return rval; +} + diff --git a/lib_lc3plus/apply_global_gain.c b/lib_lc3plus/apply_global_gain.c new file mode 100644 index 0000000000000000000000000000000000000000..450997e20efdff6c3941e373aafdb79ce0fff2a0 --- /dev/null +++ b/lib_lc3plus/apply_global_gain.c @@ -0,0 +1,22 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processApplyGlobalGain_fl(LC3_FLOAT x[], LC3_INT xLen, LC3_INT global_gain_idx, LC3_INT global_gain_off) +{ + LC3_FLOAT gg; + + gg = LC3_POW(10, (LC3_FLOAT)(global_gain_idx + global_gain_off) / 28); + + mult_const(x, gg, xLen); +} diff --git a/lib_lc3plus/ari_codec.c b/lib_lc3plus/ari_codec.c new file mode 100644 index 0000000000000000000000000000000000000000..23a540e91158b49cfabab0d350ba245c402e1359 --- /dev/null +++ b/lib_lc3plus/ari_codec.c @@ -0,0 +1,1776 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void ac_shift_fl(Encoder_State_fl* st); +static void ac_encode_fl(Encoder_State_fl* st, LC3_INT sym_freq, LC3_INT cum_freq); +static void ac_finalize_fl(Encoder_State_fl* st); +static void write_uint_forward_fl(Encoder_State_fl* st, LC3_INT val, LC3_INT numbits); +static void ari_enc_init(Encoder_State_fl* st, LC3_UINT8* bytes, LC3_INT* bp_side, LC3_INT* mask_side); +static LC3_INT sign(LC3_INT x); + +#ifdef CR9_SIMPLIFY_ARI_DECODER +static void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit); +#else +static void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit, LC3_INT *bp, Decoder_State_fl* st_fl, LC3_INT from_left); +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +static void ac_dec_init_fl(LC3_UINT8* ptr, LC3_INT* bp, Decoder_State_fl* st_fl, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side); +#else +static void ac_dec_init_fl(LC3_UINT8* ptr, LC3_INT* bp, Decoder_State_fl* st_fl, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side); +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +static LC3_INT32 ac_decode_fl(Decoder_State_fl* st, const LC3_INT16* sym_freq, LC3_INT32 num_sym, LC3_UINT8* ptr, LC3_INT32* bp, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side, LC3_INT16 cur_bin); +#else +static LC3_INT ac_decode_fl(Decoder_State_fl* st, LC3_INT* sym_freq, LC3_INT* cum_freq, LC3_INT num_sym, LC3_UINT8* ptr, LC3_INT* bp, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side); +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +static LC3_INT16 pc_check_bytes(LC3_INT32* bp, Decoder_State_fl* st_fl, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side, LC3_INT16 cur_bin); +#else +static void pc_check_bytes(LC3_INT32* bp, Decoder_State_fl* st_fl, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side); +#endif + +static void calculate_nfseed(LC3_INT *x, LC3_INT L_spec, LC3_INT *nf_seed); +static void findNonZero(LC3_INT* in, LC3_INT len, LC3_INT* outLen); + +#ifndef CR9_SIMPLIFY_ARI_DECODER +static void ac_freq(LC3_INT pki, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym); + +static void tns_coef_freq(LC3_INT k, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym); + +static void tns_order_freq(LC3_INT enable_lpc_weighting, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym); + +void ac_freq(LC3_INT pki, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym) +{ + LC3_INT i = 0, j = 0; + + *numsym = 18 - 1; + + j = 0; + for (i = 1; i <= *numsym; i++) { + symfreq[j] = ari_spec_cumfreq_fl[pki][i]; + j++; + } + + for (i = 0; i < *numsym; i++) { + symfreq[i] -= ari_spec_cumfreq_fl[pki][i]; + } + + for (i = 0; i < *numsym; i++) { + cumfreq[i] = ari_spec_cumfreq_fl[pki][i]; + } +} + +void tns_coef_freq(LC3_INT k, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym) +{ + LC3_INT i = 0, j = 0; + + *numsym = 18 - 1; + + j = 0; + for (i = 1; i <= *numsym; i++) { + symfreq[j] = ari_tns_freq_cf[k][i]; + j++; + } + + for (i = 0; i < *numsym; i++) { + symfreq[i] -= ari_tns_freq_cf[k][i]; + } + + for (i = 0; i < *numsym; i++) { + cumfreq[i] = ari_tns_freq_cf[k][i]; + } +} + +void tns_order_freq(LC3_INT enable_lpc_weighting, LC3_INT* symfreq, LC3_INT* cumfreq, LC3_INT* numsym) +{ + LC3_INT i = 0, j = 0; + + *numsym = 8; + + j = 0; + for (i = 1; i < 9; i++) { + symfreq[j] = ari_tns_order_cf[enable_lpc_weighting][i]; + j++; + } + + for (i = 0; i < *numsym; i++) { + symfreq[i] -= ari_tns_order_cf[enable_lpc_weighting][i]; + } + + for (i = 0; i < *numsym; i++) { + cumfreq[i] = ari_tns_order_cf[enable_lpc_weighting][i]; + } +} + +#endif + +void findNonZero(LC3_INT* in, LC3_INT len, LC3_INT* outLen) +{ + LC3_INT i = 0, j = 0; + + for (i = 0; i < len; i++) { + if (in[i] != 0) { + j++; + } + } + + *outLen = j; +} + +void calculate_nfseed(LC3_INT *x, LC3_INT L_spec, LC3_INT *nf_seed) +{ + LC3_INT k; + + *nf_seed = 0; + + for (k = 0; k < L_spec; k++) { + *nf_seed = *nf_seed + (abs(x[k]) & 32767) * k; + } + *nf_seed = *nf_seed & 65535; + + if (*nf_seed >= 32768) { + *nf_seed = *nf_seed - 65536; + } +} + +#ifdef CR9_SIMPLIFY_ARI_DECODER +static LC3_INT16 pc_check_bytes(LC3_INT32* bp, Decoder_State_fl* st_fl, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side, LC3_INT16 cur_bin) +{ + LC3_INT32 bp_local, bp_side_local, offset; +#ifdef WMOPS + push_wmops("pc_check_bytes"); +#endif + + if (st_fl->pc_bytes > 0) + { + if (!from_left && mask_side != 1) + { + return 0; + } + + if (st_fl->pc_c_bp_side > 0 && *bp_side < 0) + { + assert(mask_side == 1); + assert(st_fl->pc_b_right != -1); + *bp_side = st_fl->pc_b_right; + + return 0; + } + + bp_local = *bp; + bp_side_local = *bp_side; + + if (from_left) + { + if (mask_side == 1) + { + bp_side_local = bp_side_local + 1; + } + } else { + bp_local = bp_local - 1; + } + + if (st_fl->pc_b_right == -1) + { + offset = -1; + if (!st_fl->pc_enc) + { + offset = offset + st_fl->pc_bytes; + } + + if ((bp_side_local + offset - bp_local) == st_fl->pc_bytes) + { + st_fl->pc_b_left = bp_local + 1; + st_fl->pc_b_right = bp_side_local - 1; + + if (st_fl->pc_enc) + { + assert(st_fl->pc_b_right - st_fl->pc_b_left + 1 == st_fl->pc_bytes); + return 1; + } + } + } + + if (!st_fl->pc_enc && st_fl->pc_b_right > -1) + { + if (from_left && *bp == st_fl->pc_b_left) + { + *bp = 0; + st_fl->pc_c_bp = 1; + } + + if (!from_left && bp_side_local == st_fl->pc_b_right) + { + *bp_side = st_fl->pc_bytes - 1; + st_fl->pc_c_bp_side = 1; + } + + if (st_fl->pc_bfi == 2) + { + + if ((st_fl->pc_c_bp && (*bp + 1) >= st_fl->pc_be_bp_left) || (st_fl->pc_c_bp_side && (*bp_side + 1) <= st_fl->pc_be_bp_right)) + { + st_fl->pc_inv_bin = cur_bin; + return 1; + } else if ((st_fl->pc_c_bp && *bp >= 0) || (st_fl->pc_c_bp_side && *bp_side <= (st_fl->pc_bytes - 1))) + { + st_fl->pc_inv_bin = MIN(st_fl->pc_inv_bin, cur_bin); + return 0; + } + } + } + } + +#ifdef WMOPS + pop_wmops(); +#endif + return 0; +} + +#else + +static void pc_check_bytes(LC3_INT32* bp, Decoder_State_fl* st_fl, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side) +{ + LC3_INT32 bp_local, bp_side_local, offset; + + if (st_fl->pc_bytes > 0) + { + if (!from_left && mask_side != 1) + { + return; + } + + if (st_fl->pc_c_bp_side > 0 && *bp_side < 0) + { + assert(mask_side == 1); + assert(st_fl->pc_b_right != -1); + *bp_side = st_fl->pc_b_right; + return; + } + + bp_local = *bp; + bp_side_local = *bp_side; + + if (from_left) + { + if (mask_side == 1) + { + bp_side_local = bp_side_local + 1; + } + } else { + bp_local = bp_local - 1; + } + + if (st_fl->pc_b_right == -1) + { + offset = -1; + if (!st_fl->pc_enc) + { + offset = offset + st_fl->pc_bytes; + } + + if ((bp_side_local + offset - bp_local) == st_fl->pc_bytes) + { + st_fl->pc_b_left = bp_local + 1; + st_fl->pc_b_right = bp_side_local - 1; + + if (st_fl->pc_enc) + { + st_fl->pc_return = 1; + return; + } + } + } + + if (!st_fl->pc_enc && st_fl->pc_b_right > -1) + { + if (from_left && *bp == st_fl->pc_b_left) + { + *bp = 0; + st_fl->pc_c_bp = 1; + } + + if (!from_left && bp_side_local == st_fl->pc_b_right) + { + *bp_side = st_fl->pc_bytes - 1; + st_fl->pc_c_bp_side = 1; + } + + if (st_fl->pc_bfi == 2) + { + + if ((st_fl->pc_c_bp && (*bp + 1) >= st_fl->pc_be_bp_left) || (st_fl->pc_c_bp_side && (*bp_side + 1) <= st_fl->pc_be_bp_right)) + { + st_fl->pc_bbi = 2; + } else if ((st_fl->pc_c_bp && *bp >= 0) || (st_fl->pc_c_bp_side && *bp_side <= (st_fl->pc_bytes - 1))) + { + st_fl->pc_bbi = 1; + } + } + } + } + + return; +} + +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +void ac_dec_init_fl(LC3_UINT8* ptr, LC3_INT* bp, Decoder_State_fl* st_fl, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side) +{ + LC3_INT i; + + if (!st_fl->pc_enc) + { + *bp = *bp + st_fl->pc_bytes; + } + + st_fl->ac_low_fl = 0; + + st_fl->ac_range_fl = (LC3_UINT32) 16777215; /* 2^24 -1 */ + for (i = 0; i < 3; i++) { + if(pc_check_bytes(bp, st_fl, from_left, mask_side, bp_side, 0) != 0) + { + return; + } + + st_fl->ac_low_fl = (st_fl->ac_low_fl << 8) + (LC3_UINT32)ptr[*bp]; + *bp = *bp + 1; + } + + st_fl->BER_detect = 0; +} + +#else + +void ac_dec_init_fl(LC3_UINT8* ptr, LC3_INT* bp, Decoder_State_fl* st_fl, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side) +{ + LC3_INT i = 0; + + if (!st_fl->pc_enc) + { + *bp = *bp + st_fl->pc_bytes; + } + + st_fl->ac_low_fl = 0; + + st_fl->ac_range_fl = (LC3_UINT32)pow(2, 24) - (LC3_UINT32)1; + for (i = 0; i < 3; i++) { + pc_check_bytes(bp, st_fl, from_left, mask_side, bp_side); + + st_fl->ac_low_fl = (st_fl->ac_low_fl << 8) + (LC3_UINT32)ptr[*bp]; + *bp = *bp + 1; + } + + st_fl->BER_detect = 0; +} + +#endif + +/* Returns val */ +#ifdef CR9_SIMPLIFY_ARI_DECODER +LC3_INT32 ac_decode_fl(Decoder_State_fl* st, const LC3_INT16* freq, LC3_INT32 num_sym, LC3_UINT8* ptr, LC3_INT32* bp, LC3_INT32 from_left, LC3_INT32 mask_side, LC3_INT32 *bp_side, LC3_INT16 cur_bin) +{ + LC3_INT val, tmp, symfreq_loc; +#ifdef WMOPS + push_wmops("ac_decode_fl"); +#endif + + tmp = st->ac_range_fl >> 10; + + if (st->ac_low_fl >= (LC3_UINT32)(tmp << 10)) { + st->BER_detect = 1; + } + + val = num_sym - 1; + + while (st->ac_low_fl < (LC3_UINT32)(tmp * freq[val])) { + val--; + } + + symfreq_loc = freq[val + 1] - freq[val]; + + st->ac_low_fl = st->ac_low_fl - tmp * freq[val]; + st->ac_range_fl = tmp * symfreq_loc; + + while (st->ac_range_fl < 65536) { + st->ac_low_fl = ((LC3_INT32)st->ac_low_fl) & ((LC3_INT32)(16777215)); + + if(pc_check_bytes(bp, st, from_left, mask_side, bp_side, cur_bin) != 0) + { + st->BER_detect = 1; + return 1; + } + + st->ac_low_fl = st->ac_low_fl << 8; + st->ac_low_fl = st->ac_low_fl + ptr[*bp]; + *bp = *bp + 1; + st->ac_range_fl = st->ac_range_fl << 8; + } + +#ifdef WMOPS + pop_wmops(); +#endif + return val; +} + +#else + +LC3_INT ac_decode_fl(Decoder_State_fl* st, LC3_INT* sym_freq, LC3_INT* cum_freq, LC3_INT num_sym, LC3_UINT8* ptr, LC3_INT* bp, LC3_INT from_left, LC3_INT mask_side, LC3_INT *bp_side) +{ + LC3_INT val = 0, tmp = 0; + + + tmp = st->ac_range_fl >> 10; + + if (st->ac_low_fl >= (LC3_UINT32)(tmp << 10)) { + st->BER_detect = 1; + } + + val = num_sym - 1; + + while (st->ac_low_fl < (LC3_UINT32)(tmp * cum_freq[val])) { + val--; + } + + st->ac_low_fl = st->ac_low_fl - tmp * cum_freq[val]; + st->ac_range_fl = tmp * sym_freq[val]; + + while (st->ac_range_fl < pow(2, 16)) { + st->ac_low_fl = st->ac_low_fl << 8; + st->ac_low_fl = ((LC3_INT)st->ac_low_fl) & ((LC3_INT)(pow(2, 24) - 1)); + + pc_check_bytes(bp, st, from_left, mask_side, bp_side); + + st->ac_low_fl = st->ac_low_fl + ptr[*bp]; + *bp = *bp + 1; + st->ac_range_fl = st->ac_range_fl << 8; + } + + return val; +} + + +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit) +{ + if (ptr[*bp_side] & *mask_side) { + *bit = 1; + } else { + *bit = 0; + } + + if (*mask_side == 128) { + *mask_side = 1; + *bp_side = *bp_side - 1; + } else { + *mask_side = *mask_side * 2; + } +} + +#else + +void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit, LC3_INT *bp, Decoder_State_fl* st_fl, LC3_INT from_left) +{ + *bit = 0; + + UNUSED(bp); + UNUSED(st_fl); + UNUSED(from_left); + + if (ptr[*bp_side] & *mask_side) { + *bit = 1; + } else { + *bit = 0; + } + + if (*mask_side == 128) { + *mask_side = 1; + *bp_side = *bp_side - 1; + } else { + *mask_side = *mask_side * 2; + } +} + +#endif + +#ifdef CR9_SIMPLIFY_ARI_DECODER +void processAriDecoder_fl(LC3_UINT8* bytes, LC3_INT bp_side, LC3_INT mask_side, LC3_INT L_spec, LC3_INT fs_idx, LC3_INT enable_lpc_weighting, + LC3_INT tns_numfilters, LC3_INT lsbMode, LC3_INT lastnz, LC3_INT* bfi, LC3_INT* tns_order, LC3_INT fac_ns_idx, + LC3_INT gg_idx, uint8_t * resBits, LC3_INT* x, LC3_INT* nf_seed, LC3_INT* tns_idx, LC3_INT* zero_frame, LC3_INT numbytes, + LC3_INT* nbits_residual, LC3_INT* residualPresent, LC3_INT frame_dms, + LC3_INT32 n_pc, LC3_INT32 be_bp_left, LC3_INT32 be_bp_right, LC3_INT32 enc, LC3_INT32 *b_left, LC3_INT32 *spec_inv_idx, + LC3_INT hrmode +) +{ + Decoder_State_fl st; + LC3_INT a, b, t, bp; + LC3_INT c; + LC3_INT nbits_side, extra_bits; + LC3_UINT8* ptr; + LC3_INT n, k, lev; + LC3_INT max_lev, tmp; + LC3_INT bit, lev1, pki, sym, save_lev[MAX_LEN], idx_len, total_bits, nbits_ari, rateFlag; + +#ifdef WMOPS + push_wmops("processAriDecoder_fl"); +#endif + + total_bits = 8 * numbytes; + rateFlag = 0; + + memset(&st, 0, sizeof(st)); + + st.pc_bytes = (n_pc + 1) >> 1; + st.pc_b_left = numbytes + 1; + st.pc_b_right = -1; + st.pc_enc = enc; + st.pc_bfi = *bfi; + st.pc_be_bp_left = floor(be_bp_left / 8); + st.pc_be_bp_right = floor(be_bp_right / 8) - 1; + *spec_inv_idx = L_spec + 1; + assert(st.pc_be_bp_right < st.pc_bytes || st.pc_bytes == 0); + + /* Rate flag */ + if (fs_idx != 5) + { + if (total_bits > (160 + fs_idx * 160)) { + rateFlag = 512; + } + } + + /* Init */ + c = 0; + t = 0; + bp = 0; + + *b_left = -1; + + ptr = bytes; + + /* Start Decoding */ + ac_dec_init_fl(ptr, &bp, &st, 1, mask_side, &bp_side); + + /* Decode TNS data */ + tmp = MAXLAG; + + + if (frame_dms <= 50) + { + tmp /= 2; + } + + /* Decode TNS data */ + for (n = 0; n < tns_numfilters; n++) { + + if (tns_order[n] > 0) { + tns_order[n] = ac_decode_fl(&st, &ari_tns_order_cf[enable_lpc_weighting][0], 8, ptr, &bp, 1, mask_side, &bp_side, 0); + + tns_order[n] = tns_order[n] + 1; + + if (tns_order[n] > tmp || st.BER_detect > 0) + { + goto ber_detect; + } + + for (k = 0; k < tns_order[n]; k++) { + if (bp_side < bp) + { + *bfi = 1; + return; + } + + tns_idx[n * 8 + k] = ac_decode_fl(&st, &ari_tns_freq_cf[k][0], 17, ptr, &bp, 1, mask_side, &bp_side, 0); + + if (st.BER_detect > 0) + { + goto ber_detect; + } + } + } + } + + /* Spectral data */ + for (k = 0; k < lastnz; k = k + 2) { + /* Context */ + t = c + rateFlag; + + if (k > (L_spec >> 1)) { + t = t + 256; + } + + /* Decode amplitude */ + x[k] = 0; + x[k + 1] = 0; + + if (hrmode == 1) { + max_lev = 13 + 8; + } else { + max_lev = 13; + } + + for (lev = 0; lev <= max_lev; lev++) { + lev1 = MIN(lev, 3); + pki = ari_spec_lookup_fl[t + lev1 * 1024]; + + sym = ac_decode_fl(&st, &ari_spec_cumfreq_fl[pki][0], 17, ptr, &bp, 1, mask_side, &bp_side, k); + + if (sym < 16) { + break; + } + + if (lsbMode == 0 || lev > 0) { + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + x[k] = x[k] + (bit << lev); + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + x[k + 1] = x[k + 1] + (bit << lev); + } + } + + if ((lev - 1) == 13 && sym == 16) + { + goto ber_detect; + } + + if (hrmode == 0) { + lev = MIN(lev, 13); + } + + if (lsbMode == 1) { + save_lev[k] = lev; + } + + a = sym & 3; + b = sym >> 2; + + x[k] = x[k] + (a << lev); + x[k + 1] = x[k + 1] + (b << lev); + + /* Decode signs */ + if (x[k] > 0) { + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + if (bit == 1) { + x[k] = -x[k]; + } + } + + if (x[k + 1] > 0) { + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + if (bit == 1) { + x[k + 1] = -x[k + 1]; + } + } + + /* Context */ + lev1 = MIN(lev, 3); + if (lev1 <= 1) { + t = 1 + (a + b) * (lev1 + 1); + } else { + t = 12 + lev1; + } + + c = (c & 15) * 16 + t; + + if (((bp - bp_side) > 3 && (st.pc_c_bp == st.pc_c_bp_side))) { + + if ((0 < *spec_inv_idx) && (*spec_inv_idx < (L_spec + 1))) + { + *bfi = 2; + calculate_nfseed(x, k, nf_seed); + return; + } + + *bfi = 1; + return; + } + + if (st.BER_detect > 0) + { + goto ber_detect; + } + } + + /* Residual bits */ + nbits_side = total_bits - (8 * bp_side + 8 - (31 - clz_func(mask_side))); + nbits_ari = (bp - 3) * 8; + extra_bits = 25 - (31 - clz_func(st.ac_range_fl)); + + if (enc == 0) + { + if (st.pc_c_bp == 0) + { + nbits_ari = (bp - st.pc_bytes - 3) * 8; + } else { + nbits_ari = (bp + st.pc_b_left - st.pc_bytes - 3) * 8; + } + + if (st.pc_c_bp_side != 0) + { + nbits_side = total_bits - 8 * (st.pc_b_left) + 8 * (st.pc_bytes - bp_side) - (8 - LC3_LOGTWO(mask_side)); + } + } + + + *nbits_residual = total_bits - (nbits_side + nbits_ari + extra_bits); + + if (*nbits_residual < 0) { + if ((0 < *spec_inv_idx) && (*spec_inv_idx < (L_spec + 1))) + { + *bfi = 2; + calculate_nfseed(x, k, nf_seed); + return; + } + + *bfi = 1; + return; + } + + if (lsbMode == 0) { + findNonZero(x, L_spec, &idx_len); + + if (hrmode) + { + idx_len *= EXT_RES_ITER_MAX; + } + *nbits_residual = MIN(*nbits_residual, idx_len); + *residualPresent = 1; + + memset(resBits, 0, MAX_RESBITS_LEN); + + for (k = 0; k < *nbits_residual; k++) { + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect_res; + } + read_bit_fl(ptr, &mask_side, &bp_side, &tmp); + + resBits[k >> 3] |= tmp << (k & 7); + } + } else { + for (k = 0; k < lastnz; k = k + 2) { + if (save_lev[k] > 0) { + if (*nbits_residual == 0) { + break; + } + + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect_res; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + *nbits_residual = *nbits_residual - 1; + + if (bit == 1) { + if (x[k] > 0) { + x[k] = x[k] + 1; + } else if (x[k] < 0) { + x[k] = x[k] - 1; + } else { + if (*nbits_residual == 0) { + break; + } + + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect_res; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + *nbits_residual = *nbits_residual - 1; + + if (bit == 0) { + x[k] = 1; + } else { + x[k] = -1; + } + } + } + + if (*nbits_residual == 0) { + break; + } + + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect_res; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + *nbits_residual = *nbits_residual - 1; + + if (bit == 1) { + if (x[k + 1] > 0) { + x[k + 1] = x[k + 1] + 1; + } else if (x[k + 1] < 0) { + x[k + 1] = x[k + 1] - 1; + } else { + if (*nbits_residual == 0) { + break; + } + + if(pc_check_bytes(&bp, &st, 0, mask_side, &bp_side, k) != 0) + { + goto ber_detect_res; + } + read_bit_fl(ptr, &mask_side, &bp_side, &bit); + + *nbits_residual = *nbits_residual - 1; + + if (bit == 0) { + x[k + 1] = 1; + } else { + x[k + 1] = -1; + } + } + } + } + } + } + + /* Noise-filling seed */ + calculate_nfseed(x, L_spec, nf_seed); + + /* Zero frame flag */ + if (lastnz == 2 && x[0] == 0 && x[1] == 0 && gg_idx == 0 && fac_ns_idx == 7) { + *zero_frame = 1; + } else { + *zero_frame = 0; + } + + if (enc) + { + if (st.pc_bytes > 0) + { + if (st.pc_b_left > numbytes) + { + *b_left = bp_side - st.pc_bytes; + } + } + } else { + if (st.pc_bytes > 0) + { + if (st.pc_b_left > numbytes) + { + *b_left = bp_side; + } + } + } + + if ((*bfi == 2) && (*spec_inv_idx == (L_spec + 1))) + { + *bfi = 0; + } + + *spec_inv_idx = *spec_inv_idx - 1; + + goto bail; + +/* goto for bit error handling */ +ber_detect: + *bfi = 1; + *b_left = st.pc_b_left; + + if (st.pc_inv_bin > 0 && (st.pc_inv_bin - L_spec) <= 0) + { + *spec_inv_idx = st.pc_inv_bin; + *bfi = 2; + *resBits = 0; + *zero_frame = 0; + /* Noise Filling seed */ + calculate_nfseed(x, *spec_inv_idx, nf_seed); + } + goto bail; + +/* goto for bit error handling in residual signal */ +ber_detect_res: + *b_left = st.pc_b_left; + *resBits = 0; + *bfi = 0; + *zero_frame = 0; + /* Noise Filling seed */ + calculate_nfseed(x, *spec_inv_idx, nf_seed); + goto bail; + +/* goto, because of dynmem out */ +bail: + +#ifdef WMOPS + pop_wmops(); +#endif + /* Avoid warning "label at end of compound statement" when WMOPS is inactive */ + (void)0; +} + +#else + + +void processAriDecoder_fl(LC3_UINT8* bytes, LC3_INT bp_side, LC3_INT mask_side, LC3_INT L_spec, LC3_INT fs_idx, LC3_INT enable_lpc_weighting, + LC3_INT tns_numfilters, LC3_INT lsbMode, LC3_INT lastnz, LC3_INT* bfi, LC3_INT* tns_order, LC3_INT fac_ns_idx, + LC3_INT gg_idx, uint8_t * resBits, LC3_INT* x, LC3_INT* nf_seed, LC3_INT* tns_idx, LC3_INT* zero_frame, LC3_INT numbytes, + LC3_INT* nbits_residual, LC3_INT* residualPresent, LC3_INT frame_dms, + LC3_INT32 n_pc, LC3_INT32 be_bp_left, LC3_INT32 be_bp_right, LC3_INT32 enc, LC3_INT32 *b_left, LC3_INT32 *spec_inv_idx, + LC3_INT hrmode +) +{ + Decoder_State_fl st; + LC3_INT a = 0, b = 0, t = 0, bp = 0; + LC3_INT c = 0; + LC3_INT nbits_side = 0, extra_bits = 0; + LC3_UINT8* ptr = NULL; + LC3_INT n = 0, k = 0, lev = 0; + LC3_INT max_lev = 0, tmp = 0; + LC3_INT sym_freq[MAX_LEN] = {0}, cum_freq[MAX_LEN] = {0}, numsym = 0, bit = 0, lev1 = 0, pki = 0, sym = 0, + save_lev[MAX_LEN] = {0}, idx_len = 0, total_bits = 0, nbits_ari = 0, rateFlag = 0; + + total_bits = 8 * numbytes; + + memset(&st, 0, sizeof(st)); + + + st.pc_bytes = (n_pc + 1) >> 1; + st.pc_b_left = numbytes + 1; + st.pc_b_right = -1; + st.pc_enc = enc; + st.pc_bfi = *bfi; + st.pc_be_bp_left = floor(be_bp_left / 8); + st.pc_be_bp_right = floor(be_bp_right / 8) - 1; + *spec_inv_idx = L_spec + 1; + assert(st.pc_be_bp_right < st.pc_bytes || st.pc_bytes == 0); + + /* Rate flag */ + if (fs_idx != 5) + { + if (total_bits > (160 + fs_idx * 160)) { + rateFlag = 512; + } + } + + /* Init */ + c = 0; + t = 0; + bp = 0; + + *b_left = -1; + + ptr = bytes; + + /* Start Decoding */ + ac_dec_init_fl(ptr, &bp, &st, 1, mask_side, &bp_side); + + /* Decode TNS data */ + tmp = MAXLAG; + if (frame_dms == 25) + { + tmp /= 2; + } + if (frame_dms == 50) + { + tmp /= 2; + } + + /* Decode TNS data */ + for (n = 0; n < tns_numfilters; n++) { + + if (tns_order[n] > 0) { + tns_order_freq(enable_lpc_weighting, sym_freq, cum_freq, &numsym); + + tns_order[n] = ac_decode_fl(&st, sym_freq, cum_freq, numsym, ptr, &bp, 1, mask_side, &bp_side); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + tns_order[n] = tns_order[n] + 1; + + if (tns_order[n] > tmp) + { + st.BER_detect = 1; + } + + if (st.pc_bbi == 1) + { + spec_inv_idx = 0; + } else if (st.pc_bbi == 2) + { + st.BER_detect = 1; + } + + for (k = 0; k < tns_order[n]; k++) { + if (bp_side < bp) + { + *bfi = 1; + return; + } + + tns_coef_freq(k, sym_freq, cum_freq, &numsym); + tns_idx[n * 8 + k] = ac_decode_fl(&st, sym_freq, cum_freq, numsym, ptr, &bp, 1, mask_side, &bp_side); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 1) + { + spec_inv_idx = 0; + } else if (st.pc_bbi == 2) + { + st.BER_detect = 1; + } + } + } + } + + if (st.BER_detect > 0) { + *bfi = 1; + return; + } + + /* Spectral data */ + for (k = 0; k < lastnz; k = k + 2) { + /* Context */ + t = c + rateFlag; + + if (k > L_spec / 2) { + t = t + 256; + } + + /* Decode amplitude */ + x[k] = 0; + x[k + 1] = 0; + + if (hrmode == 1) { + max_lev = 13 + 8; + } else { + max_lev = 13; + } + + for (lev = 0; lev <= max_lev; lev++) { + lev1 = MIN(lev, 3); + pki = ari_spec_lookup_fl[t + lev1 * 1024]; + ac_freq(pki, sym_freq, cum_freq, &numsym); + sym = ac_decode_fl(&st, sym_freq, cum_freq, numsym, ptr, &bp, 1, mask_side, &bp_side); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 1) + { + *spec_inv_idx = MIN(*spec_inv_idx, k); + } else if (st.pc_bbi == 2) + { + *spec_inv_idx = k; + x[k] = 0; + x[k + 1] = 0; + calculate_nfseed(x, k, nf_seed); + return; + } + + if (sym < 16) { + break; + } + + if (lsbMode == 0 || lev > 0) { + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *spec_inv_idx = k; + x[k] = 0; + x[k + 1] = 0; + calculate_nfseed(x, k, nf_seed); + return; + } + + x[k] = x[k] + (bit << lev); + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *spec_inv_idx = k; + x[k] = 0; + x[k + 1] = 0; + calculate_nfseed(x, k, nf_seed); + return; + } + + x[k + 1] = x[k + 1] + (bit << lev); + } + } + + if ((lev - 1) == 13 && sym == 16) + { + st.BER_detect = 1; + } + + if (hrmode == 0) { + lev = MIN(lev, 13); + } + + if (lsbMode == 1) { + save_lev[k] = lev; + } + + a = sym & 3; + b = sym >> 2; + + x[k] = x[k] + (a << lev); + x[k + 1] = x[k + 1] + (b << lev); + + /* Decode signs */ + if (x[k] > 0) { + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *spec_inv_idx = k; + x[k] = 0; + x[k + 1] = 0; + calculate_nfseed(x, k, nf_seed); + return; + } + + if (bit == 1) { + x[k] = -x[k]; + } + } + + if (x[k + 1] > 0) { + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *spec_inv_idx = k + 1; + x[k + 1] = 0; + calculate_nfseed(x, k, nf_seed); + return; + } + + if (bit == 1) { + x[k + 1] = -x[k + 1]; + } + } + + /* Context */ + lev1 = MIN(lev, 3); + if (lev1 <= 1) { + t = 1 + (a + b) * (lev1 + 1); + } else { + t = 12 + lev1; + } + + c = (c & 15) * 16 + t; + + if (((bp - bp_side) > 3 && (st.pc_c_bp == st.pc_c_bp_side))) { + + if ((0 < *spec_inv_idx) && (*spec_inv_idx < (L_spec + 1))) + { + *bfi = 2; + calculate_nfseed(x, k, nf_seed); + return; + } + + *bfi = 1; + return; + } + + if (st.BER_detect > 0) + { + if ((0 < *spec_inv_idx) && (*spec_inv_idx < (L_spec + 1))) + { + *bfi = 2; + calculate_nfseed(x, k, nf_seed); + return; + } + + *bfi = 1; + return; + } + } + + /* Residual bits */ + nbits_side = total_bits - (8 * bp_side + 8 - (31 - clz_func(mask_side))); + nbits_ari = (bp - 3) * 8; + extra_bits = 25 - (31 - clz_func(st.ac_range_fl)); + + if (enc == 0) + { + if (st.pc_c_bp == 0) + { + nbits_ari = (bp - st.pc_bytes - 3) * 8; + } else { + nbits_ari = (bp + st.pc_b_left - st.pc_bytes - 3) * 8; + } + + if (st.pc_c_bp_side != 0) + { + nbits_side = total_bits - 8 * (st.pc_b_left) + 8 * (st.pc_bytes - bp_side) - (8 - LC3_LOGTWO(mask_side)); + } + } + + + *nbits_residual = total_bits - (nbits_side + nbits_ari + extra_bits); + + if (*nbits_residual < 0) { + if ((0 < *spec_inv_idx) && (*spec_inv_idx < (L_spec + 1))) + { + *bfi = 2; + calculate_nfseed(x, k, nf_seed); + return; + } + + *bfi = 1; + return; + } + + if (lsbMode == 0) { + findNonZero(x, L_spec, &idx_len); + if (hrmode) + { + idx_len *= EXT_RES_ITER_MAX; + } + *nbits_residual = MIN(*nbits_residual, idx_len); + *residualPresent = 1; + + memset(resBits, 0, MAX_RESBITS_LEN); + + for (k = 0; k < *nbits_residual; k++) { + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &tmp, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *bfi = 0; + memset(resBits, 0, sizeof(uint8_t) * (*nbits_residual)); + calculate_nfseed(x, k, nf_seed); + return; + } + + resBits[k >> 3] |= tmp << (k & 7); + } + } else { + for (k = 0; k < lastnz; k = k + 2) { + if (save_lev[k] > 0) { + if (*nbits_residual == 0) { + break; + } + + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *bfi = 0; + memset(resBits, 0, sizeof(LC3_INT32) * (*nbits_residual)); + calculate_nfseed(x, k, nf_seed); + return; + } + + *nbits_residual = *nbits_residual - 1; + + if (bit == 1) { + if (x[k] > 0) { + x[k] = x[k] + 1; + } else if (x[k] < 0) { + x[k] = x[k] - 1; + } else { + if (*nbits_residual == 0) { + break; + } + + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *bfi = 0; + memset(resBits, 0, sizeof(LC3_INT32) * (*nbits_residual)); + calculate_nfseed(x, k, nf_seed); + return; + } + + *nbits_residual = *nbits_residual - 1; + + if (bit == 0) { + x[k] = 1; + } else { + x[k] = -1; + } + } + } + + if (*nbits_residual == 0) { + break; + } + + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *bfi = 0; + memset(resBits, 0, sizeof(LC3_INT32) * (*nbits_residual)); + calculate_nfseed(x, k, nf_seed); + return; + } + + *nbits_residual = *nbits_residual - 1; + + if (bit == 1) { + if (x[k + 1] > 0) { + x[k + 1] = x[k + 1] + 1; + } else if (x[k + 1] < 0) { + x[k + 1] = x[k + 1] - 1; + } else { + if (*nbits_residual == 0) { + break; + } + + pc_check_bytes(&bp, &st, 0, mask_side, &bp_side); + read_bit_fl(ptr, &mask_side, &bp_side, &bit, &bp, &st, 0); + + if (st.pc_return) + { + *b_left = st.pc_b_left; + return; + } + + if (st.pc_bbi == 2) + { + *bfi = 0; + memset(resBits, 0, sizeof(LC3_INT32) * (*nbits_residual)); + calculate_nfseed(x, k, nf_seed); + return; + } + + *nbits_residual = *nbits_residual - 1; + + if (bit == 0) { + x[k + 1] = 1; + } else { + x[k + 1] = -1; + } + } + } + } + } + } + + /* Noise-filling seed */ + calculate_nfseed(x, L_spec, nf_seed); + + /* Zero frame flag */ + if (lastnz == 2 && x[0] == 0 && x[1] == 0 && gg_idx == 0 && fac_ns_idx == 7) { + *zero_frame = 1; + } else { + *zero_frame = 0; + } + + if (enc) + { + if (st.pc_bytes > 0) + { + if (st.pc_b_left > numbytes) + { + *b_left = bp_side - st.pc_bytes; + } + } + } + + if ((*bfi == 2) && (*spec_inv_idx == (L_spec + 1))) + { + *bfi = 0; + } + + *spec_inv_idx = *spec_inv_idx - 1; +} + +#endif + +void ac_encode_fl(Encoder_State_fl* st, LC3_INT sym_freq, LC3_INT cum_freq) +{ + LC3_INT r; + + r = st->range >> 10; + st->low += r * cum_freq; + + if ((st->low >> 24) == 1) { + st->carry = 1; + } + + st->low &= (16777215); /* 2^24 -1 */ + st->range = r * sym_freq; + + while (st->range < 65536) { /* 2^16 */ + st->range <<= 8; + ac_shift_fl(st); + } +} + +void ac_shift_fl(Encoder_State_fl* st) +{ + if (st->low < 16711680 || st->carry == 1) { + if (st->cache >= 0) { + st->ptr[st->bp] = st->cache + st->carry; + st->bp = st->bp + 1; + } + + while (st->carry_count > 0) { + st->ptr[st->bp] = (st->carry + 255) & 255; + st->bp = st->bp + 1; + st->carry_count = st->carry_count - 1; + } + + st->cache = st->low >> 16; + st->carry = 0; + } else { + st->carry_count = st->carry_count + 1; + } + + st->low = st->low << 8; + st->low = (st->low) & (16777215); /* 2^24 - 1 */ +} + + +void ac_finalize_fl(Encoder_State_fl* st) +{ + LC3_INT bits = 0, mask = 0, val = 0, over1 = 0, high = 0, over2 = 0, c = 0, b = 0; + + bits = 24 - (31 - clz_func(st->range)); + mask = 16777215 >> bits; + val = st->low + mask; + over1 = val >> 24; + + val = (val) & 16777215; + high = st->low + st->range; + over2 = high >> 24; + high = high & 16777215; + val = val & (16777215 - mask); + + if (over1 == over2) { + if (val + mask >= high) { + bits = bits + 1; + mask = mask >> 1; + val = ((st->low + mask) & (16777215)) & (16777215 - mask); + } + + if (val < st->low) { + st->carry = 1; + } + } + + st->low = val; + + b = bits; + + if (bits > 8) { + for (; b >= 1; b = b - 8) { + ac_shift_fl(st); + } + } else { + ac_shift_fl(st); + } + + bits = b; + if (bits < 0) { + bits += 8; + } + + if (st->carry_count > 0) { + st->ptr[st->bp] = st->cache; + st->bp = st->bp + 1; + + for (c = st->carry_count; c >= 2; c--) { + st->ptr[st->bp] = 255; + st->bp = st->bp + 1; + } + + write_uint_forward_fl(st, 255 << (bits - 8), bits); + } else { + write_uint_forward_fl(st, st->cache, bits); + } +} + +void write_uint_forward_fl(Encoder_State_fl* st, LC3_INT val, LC3_INT numbits) +{ + LC3_INT k, bit, mask = 128; + + for (k = 0; k < numbits; k++) { + bit = val & mask; + + if (bit == 0) { + st->ptr[st->bp] = st->ptr[st->bp] & (255 - mask); + } else { + st->ptr[st->bp] = st->ptr[st->bp] | mask; + } + + mask = mask >> 1; + } +} + +void ari_enc_init(Encoder_State_fl* st, LC3_UINT8* bytes, LC3_INT* bp_side, LC3_INT* mask_side) +{ + st->ptr = bytes; + st->bp_side = bp_side; + st->mask_side = mask_side; + st->bp = 0; + st->low = 0; + st->range = 16777215; + st->cache = -1; + st->carry = 0; + st->carry_count = 0; +} + +LC3_INT sign(LC3_INT x) +{ + if (x > 0) + return 1; + + if (x < 0) + return -1; + + return 0; +} + +void processAriEncoder_fl(LC3_UINT8* bytes, LC3_INT bp_side, LC3_INT mask_side, LC3_INT* x, LC3_INT* tns_order, LC3_INT tns_numfilters, + LC3_INT* tns_idx, LC3_INT lastnz, LC3_INT* codingdata, uint8_t* res_bits, LC3_INT resBitsLen, LC3_INT lsbMode, + LC3_INT nbbits, LC3_INT enable_lpc_weighting) +{ + LC3_INT total_bits, cumfreq, symfreq, k, i, j, lev, lev1; + LC3_INT bit1, bit2, lsb1, lsb2, a, b, bit, pki, nbits_side; + LC3_INT nbits_residual_enc, nbits_ari, lsbs[MAX_LEN], lsbsLen = 0; + LC3_INT abs_x_k, abs_x_kp1; + Encoder_State_fl st; + +#ifdef WMOPS + push_wmops("processAriEncoder_fl"); +#endif + + ari_enc_init(&st, bytes, &bp_side, &mask_side); + + total_bits = nbbits; + + /* TNS data */ + for (i = 0; i < tns_numfilters; i++) { + if (tns_order[i] > 0) { + symfreq = tns_freq_cf[enable_lpc_weighting][tns_order[i]] - tns_freq_cf[enable_lpc_weighting][tns_order[i] - 1]; + cumfreq = tns_freq_cf[enable_lpc_weighting][tns_order[i] - 1]; + ac_encode_fl(&st, symfreq, cumfreq); + + for (j = 0; j < tns_order[i]; j++) { + symfreq = tns_cf[j][tns_idx[i * 8 + j] + 1] - tns_cf[j][tns_idx[i * 8 + j]]; + cumfreq = tns_cf[j][tns_idx[i * 8 + j]]; + ac_encode_fl(&st, symfreq, cumfreq); + } + } + } + + /* Spectral data */ + for (k = 0; k < lastnz; k = k + 2) { + abs_x_k = abs(x[k]); + abs_x_kp1 = abs(x[k + 1]); + for (lev = 0; lev < codingdata[1]; lev++) { + lev1 = MIN(lev, 3); + pki = ari_spec_lookup_fl[codingdata[0] + lev1 * 1024]; + symfreq = ari_spec_cumfreq_fl[pki][17] - ari_spec_cumfreq_fl[pki][16]; + cumfreq = ari_spec_cumfreq_fl[pki][16]; + + ac_encode_fl(&st, symfreq, cumfreq); + bit1 = (abs_x_k >> lev) & 1; + bit2 = (abs_x_kp1 >> lev) & 1; + + + if (lsbMode == 1 && lev == 0) { + lsb1 = bit1; + lsb2 = bit2; + } else { + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, bit1); + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, bit2); + } + } + + lev1 = MIN(MAX(codingdata[1], 0), 3); + pki = ari_spec_lookup_fl[codingdata[0] + lev1 * 1024]; + + symfreq = ari_spec_cumfreq_fl[pki][codingdata[2] + 1] - ari_spec_cumfreq_fl[pki][codingdata[2]]; + cumfreq = ari_spec_cumfreq_fl[pki][codingdata[2]]; + ac_encode_fl(&st, symfreq, cumfreq); + + a = abs_x_k; + b = abs_x_kp1; + + if (lsbMode == 1 && codingdata[1] > 0) { + a = a >> 1; + lsbs[lsbsLen] = lsb1; + lsbsLen++; + + if (a == 0 && x[k] != 0) { + bit = MAX(0, -sign(x[k])); + lsbs[lsbsLen] = bit; + lsbsLen++; + } + + b = b >> 1; + lsbs[lsbsLen] = lsb2; + lsbsLen++; + + if (b == 0 && x[k + 1] != 0) { + bit = MAX(0, -sign(x[k + 1])); + lsbs[lsbsLen] = bit; + lsbsLen++; + } + } + + if (a != 0) { + bit = MAX(0, -sign(x[k])); + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, bit); + } + + if (b != 0) { + bit = MAX(0, -sign(x[k + 1])); + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, bit); + } + + codingdata += 3; + } + + /* Residual bits */ + nbits_side = total_bits - (8 * (*(st.bp_side) + 1) + 8 - (31 - clz_func(*(st.mask_side)))); + nbits_ari = 8 * (st.bp + 1) + 25 - (31 - clz_func(st.range )) ; + + if (st.cache >= 0) { + nbits_ari = nbits_ari + 8; + } + + if (st.carry_count > 0) { + nbits_ari = nbits_ari + st.carry_count * 8; + } + + nbits_residual_enc = MAX(total_bits - (nbits_side + nbits_ari), 0); + /* the max operation avoids in very rare cases, that + * nbits_residual_enc becomes negative; having overwritten + * the last bit(s) of the side information is in this case + * assumed to be not critical, since no spectral data bits + * were written */ + + if (lsbMode == 0) { + nbits_residual_enc = MIN(nbits_residual_enc, resBitsLen); + for (k = 0; k < nbits_residual_enc; k++) { + if (res_bits[k >> 3] & (1 << (k & 7))) + { + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, 1); + } + else + { + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, 0); + } + } + } else { + nbits_residual_enc = MIN(nbits_residual_enc, lsbsLen); + + for (k = 0; k < nbits_residual_enc; k++) { + write_bit_backward_fl(st.ptr, st.bp_side, st.mask_side, lsbs[k]); + } + } + + ac_finalize_fl(&st); +#ifdef WMOPS + pop_wmops(); +#endif +} + diff --git a/lib_lc3plus/attack_detector.c b/lib_lc3plus/attack_detector.c new file mode 100644 index 0000000000000000000000000000000000000000..59af3abfdcf9e8fd6c3f553d688cb1f05718eedd --- /dev/null +++ b/lib_lc3plus/attack_detector.c @@ -0,0 +1,92 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void attack_detector_fl(LC3_FLOAT* in, LC3_INT frame_size, LC3_INT fs, LC3_INT* lastAttackPosition, LC3_FLOAT* accNrg, LC3_INT* attackFlag, + LC3_FLOAT* attdec_filter_mem, LC3_INT attackHandlingOn, LC3_INT attdec_nblocks, LC3_INT attdec_hangover_threshold) +{ + LC3_FLOAT f_sig[160], block_nrg[4], sum, tmpEne, *ptr, tmp[162]; + LC3_INT i, j, attackPosition; + LC3_FLOAT mval; + LC3_INT frame_size_16k; + + if (attackHandlingOn) { + + mval = 0; j = 0; + frame_size_16k = attdec_nblocks * 40; + ptr = &tmp[2]; + + /* Decimate 48 and 32 kHz signals to 16 kHz */ + if (fs == 48000) { + j = 0; + for (i = 0; i < frame_size;) { + ptr[j] = (in[i] + in[i + 1] + in[i + 2]); + i = i + 3; + j++; + } + } else if (fs == 32000) { + j = 0; + for (i = 0; i < frame_size;) { + ptr[j] = (in[i] + in[i + 1]); + i = i + 2; + j++; + } + } + + /* Filter */ + ptr[-2] = (LC3_FLOAT)attdec_filter_mem[0]; + ptr[-1] = (LC3_FLOAT)attdec_filter_mem[1]; + + attdec_filter_mem[0] = ptr[frame_size_16k - 2]; + attdec_filter_mem[1] = ptr[frame_size_16k - 1]; + + for (i = 159; i >= 0; i--) { + tmpEne = 0; + + tmpEne += ptr[i] * 0.375; + tmpEne += ptr[i - 1] * (-0.5); + tmpEne += ptr[i - 2] * (0.125); + + f_sig[i] = tmpEne; + } + + for (i = 0; i < attdec_nblocks; i++) { + sum = 0; + for (j = 0; j < 40; j++) { + sum += f_sig[j + i * 40] * f_sig[j + i * 40]; + } + + block_nrg[i] = sum; + } + + *attackFlag = 0; + attackPosition = -1; + + for (i = 0; i < attdec_nblocks; i++) { + tmpEne = block_nrg[i] / 8.5; + + if (tmpEne > MAX(*accNrg, mval)) { + *attackFlag = 1; + attackPosition = i + 1; + } + + *accNrg = MAX(block_nrg[i], 0.25 * (*accNrg)); + } + + if (*lastAttackPosition > attdec_hangover_threshold) { + *attackFlag = 1; + } + + *lastAttackPosition = attackPosition; + } +} diff --git a/lib_lc3plus/clib.h b/lib_lc3plus/clib.h new file mode 100644 index 0000000000000000000000000000000000000000..44e70de788c2d2a20d00500dcb4551204de37c5a --- /dev/null +++ b/lib_lc3plus/clib.h @@ -0,0 +1,29 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef CLIB_H +#define CLIB_H + +#include "options.h" +#include "wmc_auto.h" +#include +#include +#include +#include +#include +#include +#include +#ifndef _MSC_VER +#include "strings.h" +#else +#include +#endif + +#endif diff --git a/lib_lc3plus/constants.c b/lib_lc3plus/constants.c new file mode 100644 index 0000000000000000000000000000000000000000..3709a3f5a48c068d3d60a570e024bb1c71701453 --- /dev/null +++ b/lib_lc3plus/constants.c @@ -0,0 +1,6336 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +/* DCT */ +#define ENTRY_DCT2_1 {0.353553, 0.000000} +#define ENTRY_DCT2_2 {0.351851, -0.034654} +#define ENTRY_DCT2_3 {0.346760, -0.068975} +#define ENTRY_DCT2_4 {0.338329, -0.102631} +#define ENTRY_DCT2_5 {0.326641, -0.135299} +#define ENTRY_DCT2_6 {0.311806, -0.166664} +#define ENTRY_DCT2_7 {0.293969, -0.196424} +#define ENTRY_DCT2_8 {0.273300, -0.224292} +#define ENTRY_DCT2_9 {0.250000, -0.250000} +#define ENTRY_DCT2_10 {0.224292, -0.273300} +#define ENTRY_DCT2_11 {0.196424, -0.293969} +#define ENTRY_DCT2_12 {0.166664, -0.311806} +#define ENTRY_DCT2_13 {0.135299, -0.326641} +#define ENTRY_DCT2_14 {0.102631, -0.338329} +#define ENTRY_DCT2_15 {0.068975, -0.346760} +#define ENTRY_DCT2_16 {0.034654, -0.351851} + +const Complex dct2_16[16] = { +ENTRY_DCT2_1, +ENTRY_DCT2_2, +ENTRY_DCT2_3, +ENTRY_DCT2_4, +ENTRY_DCT2_5, +ENTRY_DCT2_6, +ENTRY_DCT2_7, +ENTRY_DCT2_8, +ENTRY_DCT2_9, +ENTRY_DCT2_10, +ENTRY_DCT2_11, +ENTRY_DCT2_12, +ENTRY_DCT2_13, +ENTRY_DCT2_14, +ENTRY_DCT2_15, +ENTRY_DCT2_16 +}; + +const LC3_INT16 ari_tns_order_cf[2][9] = {{0, 3, 12, 35, 89, 200, 390, 658, 1024}, + {0, 14, 56, 156, 313, 494, 672, 839, 1024}}; + +const LC3_INT16 ari_tns_freq_cf[8][18] = { + {0, 1, 6, 21, 52, 106, 192, 289, 409, 568, 720, 831, 935, 994, 1016, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 17, 60, 154, 293, 466, 626, 780, 911, 989, 1016, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 13, 56, 162, 361, 578, 788, 929, 1003, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 6, 17, 66, 270, 555, 852, 972, 1011, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 12, 54, 295, 636, 950, 1008, 1017, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 19, 224, 590, 967, 1014, 1019, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 19, 300, 630, 1001, 1018, 1019, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 11, 308, 309, 991, 1017, 1019, 1020, 1021, 1022, 1023, 1024}}; + +const LC3_INT ari_spec_lookup_fl[4096] = { + 0x01, 0x27, 0x07, 0x19, 0x16, 0x16, 0x1C, 0x16, 0x16, 0x16, 0x16, 0x1C, 0x1C, 0x1C, 0x22, 0x1F, 0x1F, 0x28, 0x2B, + 0x2E, 0x31, 0x34, 0x0E, 0x11, 0x24, 0x24, 0x24, 0x26, 0x00, 0x39, 0x26, 0x16, 0x00, 0x08, 0x09, 0x0B, 0x2F, 0x0E, + 0x0E, 0x11, 0x24, 0x24, 0x24, 0x26, 0x3B, 0x3B, 0x26, 0x16, 0x16, 0x1A, 0x2E, 0x1D, 0x1E, 0x20, 0x21, 0x23, 0x24, + 0x24, 0x24, 0x26, 0x00, 0x3B, 0x17, 0x16, 0x2E, 0x2E, 0x2D, 0x2F, 0x30, 0x32, 0x32, 0x12, 0x36, 0x36, 0x36, 0x26, + 0x3B, 0x3B, 0x3B, 0x16, 0x00, 0x3E, 0x3F, 0x03, 0x21, 0x02, 0x02, 0x3D, 0x14, 0x14, 0x14, 0x15, 0x3B, 0x3B, 0x27, + 0x1C, 0x1C, 0x3F, 0x3F, 0x03, 0x21, 0x02, 0x02, 0x3D, 0x26, 0x26, 0x26, 0x15, 0x3B, 0x3B, 0x27, 0x1C, 0x1C, 0x06, + 0x06, 0x06, 0x02, 0x12, 0x3D, 0x14, 0x15, 0x15, 0x15, 0x3B, 0x27, 0x27, 0x07, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, + 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x33, 0x33, 0x33, 0x35, 0x36, 0x14, 0x26, + 0x26, 0x39, 0x27, 0x27, 0x27, 0x07, 0x18, 0x22, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, + 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x38, 0x26, 0x39, 0x39, 0x3B, 0x07, 0x07, 0x07, 0x2A, + 0x2A, 0x22, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x04, 0x04, 0x05, 0x15, 0x15, 0x3B, 0x07, 0x07, 0x07, 0x07, 0x19, 0x19, 0x19, 0x22, 0x04, 0x04, 0x04, 0x04, + 0x05, 0x17, 0x17, 0x27, 0x07, 0x07, 0x07, 0x2A, 0x19, 0x19, 0x16, 0x1F, 0x1F, 0x27, 0x27, 0x27, 0x27, 0x07, 0x07, + 0x2A, 0x00, 0x19, 0x16, 0x16, 0x16, 0x1C, 0x22, 0x1F, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, + 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x37, 0x28, 0x08, 0x09, 0x31, 0x31, 0x34, 0x11, 0x11, 0x11, 0x04, 0x00, + 0x14, 0x11, 0x3C, 0x28, 0x28, 0x08, 0x2B, 0x1B, 0x31, 0x31, 0x0E, 0x11, 0x11, 0x11, 0x24, 0x2A, 0x2A, 0x11, 0x39, + 0x39, 0x28, 0x08, 0x1A, 0x1B, 0x31, 0x0C, 0x0E, 0x11, 0x11, 0x11, 0x24, 0x00, 0x26, 0x24, 0x01, 0x08, 0x08, 0x2B, + 0x09, 0x0B, 0x31, 0x0C, 0x0E, 0x0E, 0x21, 0x32, 0x32, 0x32, 0x3D, 0x24, 0x27, 0x08, 0x08, 0x2B, 0x2E, 0x31, 0x34, + 0x1E, 0x0E, 0x0E, 0x21, 0x32, 0x32, 0x32, 0x32, 0x12, 0x19, 0x08, 0x08, 0x2B, 0x2E, 0x31, 0x34, 0x1E, 0x0E, 0x0E, + 0x12, 0x05, 0x05, 0x05, 0x3D, 0x12, 0x17, 0x2B, 0x2B, 0x2B, 0x09, 0x31, 0x34, 0x03, 0x0E, 0x0E, 0x32, 0x32, 0x32, + 0x32, 0x3D, 0x11, 0x18, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, + 0x2B, 0x2B, 0x2B, 0x2B, 0x09, 0x0B, 0x34, 0x34, 0x0E, 0x0E, 0x11, 0x3D, 0x3D, 0x3D, 0x36, 0x11, 0x27, 0x2D, 0x2D, + 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2D, 0x2C, 0x1B, 0x1D, + 0x34, 0x30, 0x34, 0x34, 0x11, 0x11, 0x11, 0x11, 0x02, 0x11, 0x07, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, + 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x1B, 0x09, 0x1B, 0x1B, 0x0C, 0x34, 0x0E, 0x0E, 0x3A, 0x29, + 0x29, 0x29, 0x06, 0x11, 0x25, 0x09, 0x09, 0x09, 0x1B, 0x0B, 0x31, 0x0C, 0x34, 0x0E, 0x0E, 0x0E, 0x32, 0x00, 0x35, + 0x11, 0x1C, 0x34, 0x34, 0x31, 0x34, 0x0C, 0x34, 0x1E, 0x0E, 0x0E, 0x11, 0x02, 0x02, 0x02, 0x26, 0x26, 0x22, 0x1F, + 0x22, 0x22, 0x1F, 0x1F, 0x1F, 0x1F, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x1F, 0x13, 0x2C, 0x2C, 0x3E, 0x1E, + 0x20, 0x3A, 0x23, 0x24, 0x24, 0x26, 0x00, 0x3B, 0x07, 0x07, 0x27, 0x22, 0x22, 0x2D, 0x2F, 0x30, 0x21, 0x23, 0x23, + 0x24, 0x26, 0x26, 0x26, 0x3B, 0x07, 0x07, 0x27, 0x22, 0x22, 0x3E, 0x1E, 0x0F, 0x32, 0x35, 0x35, 0x36, 0x15, 0x15, + 0x15, 0x3B, 0x07, 0x07, 0x07, 0x22, 0x1E, 0x1E, 0x30, 0x21, 0x3A, 0x12, 0x12, 0x38, 0x17, 0x17, 0x17, 0x3B, 0x07, + 0x07, 0x18, 0x22, 0x22, 0x06, 0x06, 0x3A, 0x35, 0x36, 0x36, 0x15, 0x3B, 0x3B, 0x3B, 0x27, 0x07, 0x07, 0x2A, 0x22, + 0x06, 0x06, 0x21, 0x3A, 0x35, 0x36, 0x3D, 0x15, 0x3B, 0x3B, 0x3B, 0x27, 0x07, 0x07, 0x2A, 0x22, 0x22, 0x33, 0x33, + 0x35, 0x36, 0x38, 0x38, 0x39, 0x27, 0x27, 0x27, 0x07, 0x2A, 0x2A, 0x19, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, + 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x04, 0x04, 0x04, 0x05, 0x17, 0x17, 0x27, 0x07, + 0x07, 0x07, 0x2A, 0x19, 0x19, 0x16, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, + 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x05, 0x05, 0x05, 0x05, 0x39, 0x39, 0x27, 0x18, 0x18, 0x18, 0x2A, 0x16, 0x16, 0x1C, + 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x29, + 0x29, 0x29, 0x29, 0x27, 0x27, 0x07, 0x2A, 0x2A, 0x2A, 0x19, 0x1C, 0x1C, 0x1C, 0x1F, 0x1F, 0x29, 0x29, 0x29, 0x29, + 0x27, 0x27, 0x18, 0x19, 0x19, 0x19, 0x16, 0x1C, 0x1C, 0x22, 0x1F, 0x1F, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x1C, + 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1F, 0x13, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, + 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x09, 0x0B, 0x2F, 0x20, 0x32, 0x12, 0x12, 0x14, 0x15, 0x15, 0x15, 0x27, + 0x3B, 0x22, 0x1A, 0x1A, 0x1B, 0x1D, 0x1E, 0x21, 0x32, 0x12, 0x12, 0x14, 0x39, 0x39, 0x39, 0x3B, 0x3B, 0x22, 0x1B, + 0x1B, 0x0B, 0x0C, 0x30, 0x32, 0x3A, 0x3D, 0x3D, 0x38, 0x39, 0x39, 0x39, 0x3B, 0x27, 0x22, 0x2D, 0x2D, 0x0C, 0x1E, + 0x20, 0x02, 0x02, 0x3D, 0x26, 0x26, 0x26, 0x39, 0x00, 0x3B, 0x27, 0x22, 0x3F, 0x3F, 0x03, 0x20, 0x3A, 0x12, 0x12, + 0x14, 0x15, 0x15, 0x15, 0x3B, 0x27, 0x27, 0x07, 0x1F, 0x1F, 0x03, 0x03, 0x21, 0x3A, 0x12, 0x12, 0x14, 0x15, 0x15, + 0x15, 0x3B, 0x07, 0x07, 0x07, 0x1F, 0x06, 0x06, 0x33, 0x33, 0x35, 0x36, 0x36, 0x26, 0x39, 0x39, 0x39, 0x27, 0x07, + 0x07, 0x2A, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, + 0x1F, 0x33, 0x35, 0x35, 0x36, 0x38, 0x38, 0x39, 0x3B, 0x3B, 0x3B, 0x07, 0x18, 0x18, 0x19, 0x1F, 0x1F, 0x1F, 0x1F, + 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x04, 0x04, 0x04, 0x36, 0x15, + 0x15, 0x39, 0x27, 0x27, 0x27, 0x07, 0x2A, 0x2A, 0x16, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, + 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x05, 0x05, 0x05, 0x05, 0x17, 0x17, 0x3B, 0x07, 0x07, 0x07, 0x2A, + 0x16, 0x16, 0x1C, 0x1F, 0x1F, 0x04, 0x04, 0x04, 0x05, 0x17, 0x17, 0x27, 0x18, 0x18, 0x18, 0x19, 0x1C, 0x1C, 0x22, + 0x1F, 0x1F, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x1C, 0x22, 0x22, 0x22, 0x1F, 0x1F, 0x1F, 0x1F, 0x13, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, + 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, + 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, + 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, + 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, + 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x00, + 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x00, + 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x3C, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x10, + 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x10, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x10, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x10, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, + 0x10, 0x10, 0x10, 0x10, 0x10, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x10, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, + 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, + 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, + 0x3C, 0x10, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x10, 0x10, 0x10, + 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x25, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x0D, 0x0D, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x00, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x00, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x13, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x13, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, + 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x3C, 0x3C, 0x3C, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, + 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x3C, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, + 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, 0x0D, + 0x0D, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0D, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x0D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + +const LC3_INT16 ari_spec_cumfreq_fl[64][18] = { + {0, 1, 2, 177, 225, 226, 227, 336, 372, 543, 652, 699, 719, 768, 804, 824, 834, 1024}, + {0, 18, 44, 61, 71, 98, 135, 159, 175, 197, 229, 251, 265, 282, 308, 328, 341, 1024}, + {0, 71, 163, 212, 237, 318, 420, 481, 514, 556, 613, 652, 675, 697, 727, 749, 764, 1024}, + {0, 160, 290, 336, 354, 475, 598, 653, 677, 722, 777, 808, 823, 842, 866, 881, 890, 1024}, + {0, 71, 144, 177, 195, 266, 342, 385, 411, 445, 489, 519, 539, 559, 586, 607, 622, 1024}, + {0, 48, 108, 140, 159, 217, 285, 327, 354, 385, 427, 457, 478, 497, 524, 545, 561, 1024}, + {0, 138, 247, 290, 308, 419, 531, 584, 609, 655, 710, 742, 759, 780, 807, 825, 836, 1024}, + {0, 16, 40, 62, 79, 103, 139, 170, 195, 215, 245, 270, 290, 305, 327, 346, 362, 1024}, + {0, 579, 729, 741, 743, 897, 970, 980, 982, 996, 1007, 1010, 1011, 1014, 1017, 1018, 1019, 1024}, + {0, 398, 582, 607, 612, 788, 902, 925, 931, 956, 979, 987, 990, 996, 1002, 1005, 1007, 1024}, + {0, 13, 34, 52, 63, 83, 112, 134, 149, 163, 183, 199, 211, 221, 235, 247, 257, 1024}, + {0, 281, 464, 501, 510, 681, 820, 857, 867, 902, 938, 953, 959, 968, 978, 984, 987, 1024}, + {0, 198, 362, 408, 421, 575, 722, 773, 789, 832, 881, 905, 915, 928, 944, 954, 959, 1024}, + {0, 1, 2, 95, 139, 140, 141, 213, 251, 337, 407, 450, 475, 515, 551, 576, 592, 1024}, + {0, 133, 274, 338, 366, 483, 605, 664, 691, 730, 778, 807, 822, 837, 857, 870, 878, 1024}, + {0, 128, 253, 302, 320, 443, 577, 636, 659, 708, 767, 799, 814, 833, 857, 872, 881, 1024}, + {0, 1, 2, 25, 42, 43, 44, 67, 85, 105, 126, 144, 159, 174, 191, 205, 217, 1024}, + {0, 70, 166, 229, 267, 356, 468, 533, 569, 606, 653, 685, 705, 722, 745, 762, 774, 1024}, + {0, 55, 130, 175, 200, 268, 358, 416, 449, 488, 542, 581, 606, 628, 659, 683, 699, 1024}, + {0, 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 1024}, + {0, 34, 85, 123, 147, 196, 265, 317, 352, 386, 433, 470, 497, 518, 549, 574, 593, 1024}, + {0, 30, 73, 105, 127, 170, 229, 274, 305, 335, 377, 411, 436, 455, 483, 506, 524, 1024}, + {0, 9, 24, 38, 51, 65, 87, 108, 126, 139, 159, 177, 193, 204, 221, 236, 250, 1024}, + {0, 30, 74, 105, 125, 166, 224, 266, 294, 322, 361, 391, 413, 431, 457, 478, 494, 1024}, + {0, 15, 38, 58, 73, 95, 128, 156, 178, 196, 222, 245, 263, 276, 296, 314, 329, 1024}, + {0, 11, 28, 44, 57, 74, 100, 123, 142, 157, 179, 199, 216, 228, 246, 262, 276, 1024}, + {0, 448, 619, 639, 643, 821, 926, 944, 948, 971, 991, 998, 1000, 1005, 1010, 1012, 1013, 1024}, + {0, 332, 520, 549, 555, 741, 874, 903, 910, 940, 970, 981, 985, 991, 998, 1002, 1004, 1024}, + {0, 8, 21, 34, 45, 58, 78, 96, 112, 124, 141, 157, 170, 180, 194, 207, 219, 1024}, + {0, 239, 415, 457, 468, 631, 776, 820, 833, 872, 914, 933, 940, 951, 964, 971, 975, 1024}, + {0, 165, 310, 359, 375, 513, 652, 707, 727, 774, 828, 856, 868, 884, 904, 916, 923, 1024}, + {0, 3, 8, 13, 18, 23, 30, 37, 44, 48, 55, 62, 68, 72, 78, 84, 90, 1024}, + {0, 115, 237, 289, 311, 422, 547, 608, 635, 680, 737, 771, 788, 807, 832, 849, 859, 1024}, + {0, 107, 221, 272, 293, 399, 521, 582, 610, 656, 714, 749, 767, 787, 813, 831, 842, 1024}, + {0, 6, 16, 26, 35, 45, 60, 75, 89, 98, 112, 125, 137, 145, 157, 168, 178, 1024}, + {0, 72, 160, 210, 236, 320, 422, 482, 514, 555, 608, 644, 665, 685, 712, 732, 745, 1024}, + {0, 45, 108, 153, 183, 244, 327, 385, 421, 455, 502, 536, 559, 578, 605, 626, 641, 1024}, + {0, 1, 2, 9, 16, 17, 18, 26, 34, 40, 48, 55, 62, 68, 75, 82, 88, 1024}, + {0, 29, 73, 108, 132, 174, 236, 284, 318, 348, 391, 426, 452, 471, 500, 524, 543, 1024}, + {0, 20, 51, 76, 93, 123, 166, 200, 225, 247, 279, 305, 326, 342, 365, 385, 401, 1024}, + {0, 742, 845, 850, 851, 959, 997, 1001, 1002, 1009, 1014, 1016, 1017, 1019, 1020, 1021, 1022, 1024}, + {0, 42, 94, 121, 137, 186, 244, 280, 303, 330, 366, 392, 410, 427, 451, 470, 484, 1024}, + {0, 13, 33, 51, 66, 85, 114, 140, 161, 178, 203, 225, 243, 256, 275, 292, 307, 1024}, + {0, 501, 670, 689, 693, 848, 936, 952, 956, 975, 991, 997, 999, 1004, 1008, 1010, 1011, 1024}, + {0, 445, 581, 603, 609, 767, 865, 888, 895, 926, 954, 964, 968, 977, 986, 991, 993, 1024}, + {0, 285, 442, 479, 489, 650, 779, 818, 830, 870, 912, 930, 937, 949, 963, 971, 975, 1024}, + {0, 349, 528, 561, 569, 731, 852, 883, 892, 923, 953, 965, 970, 978, 987, 992, 994, 1024}, + {0, 199, 355, 402, 417, 563, 700, 750, 767, 811, 860, 884, 894, 909, 926, 936, 942, 1024}, + {0, 141, 275, 325, 343, 471, 606, 664, 686, 734, 791, 822, 836, 854, 877, 891, 899, 1024}, + {0, 243, 437, 493, 510, 649, 775, 820, 836, 869, 905, 923, 931, 941, 953, 960, 964, 1024}, + {0, 91, 197, 248, 271, 370, 487, 550, 580, 625, 684, 721, 741, 761, 788, 807, 819, 1024}, + {0, 107, 201, 242, 262, 354, 451, 503, 531, 573, 626, 660, 680, 701, 730, 751, 765, 1024}, + {0, 168, 339, 407, 432, 553, 676, 731, 755, 789, 830, 854, 866, 879, 895, 906, 912, 1024}, + {0, 67, 147, 191, 214, 290, 384, 441, 472, 513, 567, 604, 627, 648, 678, 700, 715, 1024}, + {0, 46, 109, 148, 171, 229, 307, 359, 391, 427, 476, 513, 537, 558, 588, 612, 629, 1024}, + {0, 848, 918, 920, 921, 996, 1012, 1013, 1014, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024}, + {0, 36, 88, 123, 145, 193, 260, 308, 340, 372, 417, 452, 476, 496, 525, 548, 565, 1024}, + {0, 24, 61, 90, 110, 145, 196, 237, 266, 292, 330, 361, 385, 403, 430, 453, 471, 1024}, + {0, 85, 182, 230, 253, 344, 454, 515, 545, 590, 648, 685, 706, 727, 756, 776, 789, 1024}, + {0, 22, 55, 82, 102, 135, 183, 222, 252, 278, 315, 345, 368, 385, 410, 431, 448, 1024}, + {0, 1, 2, 56, 89, 90, 91, 140, 172, 221, 268, 303, 328, 358, 388, 412, 430, 1024}, + {0, 45, 109, 152, 177, 239, 320, 376, 411, 448, 499, 537, 563, 585, 616, 640, 658, 1024}, + {0, 247, 395, 433, 445, 599, 729, 771, 785, 829, 875, 896, 905, 920, 937, 946, 951, 1024}, + {0, 231, 367, 408, 423, 557, 676, 723, 742, 786, 835, 860, 872, 889, 909, 921, 928, 1024}}; + +const LC3_INT ari_spec_bits_fl[64][17] = { + {20480, 20480, 5220, 9042, 20480, 20480, 6619, 9892, 5289, 6619, 9105, 11629, 8982, 9892, 11629, 13677, 4977}, + {11940, 10854, 12109, 13677, 10742, 9812, 11090, 12288, 11348, 10240, 11348, 12683, 12109, 10854, 11629, 12902, + 1197}, + {7886, 7120, 8982, 10970, 7496, 6815, 8334, 10150, 9437, 8535, 9656, 11216, 11348, 10431, 11348, 12479, 4051}, + {5485, 6099, 9168, 11940, 6311, 6262, 8640, 11090, 9233, 8640, 10334, 12479, 11781, 11090, 12479, 13988, 6009}, + {7886, 7804, 10150, 11940, 7886, 7685, 9368, 10854, 10061, 9300, 10431, 11629, 11629, 10742, 11485, 12479, 2763}, + {9042, 8383, 10240, 11781, 8483, 8013, 9437, 10742, 10334, 9437, 10431, 11485, 11781, 10742, 11485, 12288, 2346}, + {5922, 6619, 9368, 11940, 6566, 6539, 8750, 10970, 9168, 8640, 10240, 12109, 11485, 10742, 11940, 13396, 5009}, + {12288, 11090, 11348, 12109, 11090, 9892, 10334, 10970, 11629, 10431, 10970, 11629, 12479, 11348, 11781, 12288, + 1289}, + {1685, 5676, 13138, 18432, 5598, 7804, 13677, 18432, 12683, 13396, 17234, 20480, 17234, 17234, 20480, 20480, 15725}, + {2793, 5072, 10970, 15725, 5204, 6487, 11216, 15186, 10970, 11216, 14336, 17234, 15186, 15186, 17234, 18432, 12109}, + {12902, 11485, 11940, 13396, 11629, 10531, 11348, 12479, 12683, 11629, 12288, 13138, 13677, 12683, 13138, 13677, + 854}, + {3821, 5088, 9812, 13988, 5289, 5901, 9812, 13677, 9976, 9892, 12479, 15186, 13988, 13677, 15186, 17234, 9812}, + {4856, 5412, 9168, 12902, 5598, 5736, 8863, 12288, 9368, 8982, 11090, 13677, 12902, 12288, 13677, 15725, 8147}, + {20480, 20480, 7088, 9300, 20480, 20480, 7844, 9733, 7320, 7928, 9368, 10970, 9581, 9892, 10970, 12288, 2550}, + {6031, 5859, 8192, 10635, 6410, 6286, 8433, 10742, 9656, 9042, 10531, 12479, 12479, 11629, 12902, 14336, 5756}, + {6144, 6215, 8982, 11940, 6262, 6009, 8433, 11216, 8982, 8433, 10240, 12479, 11781, 11090, 12479, 13988, 5817}, + {20480, 20480, 11216, 12109, 20480, 20480, 11216, 11940, 11629, 11485, 11940, 12479, 12479, 12109, 12683, 13138, + 704}, + {7928, 6994, 8239, 9733, 7218, 6539, 8147, 9892, 9812, 9105, 10240, 11629, 12109, 11216, 12109, 13138, 4167}, + {8640, 7724, 9233, 10970, 8013, 7185, 8483, 10150, 9656, 8694, 9656, 10970, 11348, 10334, 11090, 12288, 3391}, + {20480, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, 18432, + 91}, + {10061, 8863, 9733, 11090, 8982, 7970, 8806, 9976, 10061, 9105, 9812, 10742, 11485, 10334, 10970, 11781, 2557}, + {10431, 9368, 10240, 11348, 9368, 8433, 9233, 10334, 10431, 9437, 10061, 10970, 11781, 10635, 11216, 11940, 2119}, + {13988, 12479, 12683, 12902, 12683, 11348, 11485, 11940, 12902, 11629, 11940, 12288, 13396, 12109, 12479, 12683, + 828}, + {10431, 9300, 10334, 11629, 9508, 8483, 9437, 10635, 10635, 9656, 10431, 11348, 11940, 10854, 11485, 12288, 1946}, + {12479, 11216, 11629, 12479, 11348, 10150, 10635, 11348, 11940, 10854, 11216, 11940, 12902, 11629, 11940, 12479, + 1146}, + {13396, 12109, 12288, 12902, 12109, 10854, 11216, 11781, 12479, 11348, 11629, 12109, 13138, 11940, 12288, 12683, + 928}, + {2443, 5289, 11629, 16384, 5170, 6730, 11940, 16384, 11216, 11629, 14731, 18432, 15725, 15725, 18432, 20480, 13396}, + {3328, 5009, 10531, 15186, 5040, 6031, 10531, 14731, 10431, 10431, 13396, 16384, 15186, 14731, 16384, 18432, 11629}, + {14336, 12902, 12902, 13396, 12902, 11629, 11940, 12288, 13138, 12109, 12288, 12902, 13677, 12683, 12902, 13138, + 711}, + {4300, 5204, 9437, 13396, 5430, 5776, 9300, 12902, 9656, 9437, 11781, 14731, 13396, 12902, 14731, 16384, 8982}, + {5394, 5776, 8982, 12288, 5922, 5901, 8640, 11629, 9105, 8694, 10635, 13138, 12288, 11629, 13138, 14731, 6844}, + {17234, 15725, 15725, 15725, 15725, 14731, 14731, 14731, 16384, 14731, 14731, 15186, 16384, 15186, 15186, 15186, + 272}, + {6461, 6286, 8806, 11348, 6566, 6215, 8334, 10742, 9233, 8535, 10061, 12109, 11781, 10970, 12109, 13677, 5394}, + {6674, 6487, 8863, 11485, 6702, 6286, 8334, 10635, 9168, 8483, 9976, 11940, 11629, 10854, 11940, 13396, 5105}, + {15186, 13677, 13677, 13988, 13677, 12479, 12479, 12683, 13988, 12683, 12902, 13138, 14336, 13138, 13396, 13677, + 565}, + {7844, 7252, 8922, 10854, 7389, 6815, 8383, 10240, 9508, 8750, 9892, 11485, 11629, 10742, 11629, 12902, 3842}, + {9233, 8239, 9233, 10431, 8334, 7424, 8483, 9892, 10061, 9105, 10061, 11216, 11781, 10742, 11485, 12479, 2906}, + {20480, 20480, 14731, 14731, 20480, 20480, 14336, 14336, 15186, 14336, 14731, 14731, 15186, 14731, 14731, 15186, + 266}, + {10531, 9300, 9976, 11090, 9437, 8286, 9042, 10061, 10431, 9368, 9976, 10854, 11781, 10531, 11090, 11781, 2233}, + {11629, 10334, 10970, 12109, 10431, 9368, 10061, 10970, 11348, 10240, 10854, 11485, 12288, 11216, 11629, 12288, + 1469}, + {952, 6787, 15725, 20480, 6646, 9733, 16384, 20480, 14731, 15725, 18432, 20480, 18432, 20480, 20480, 20480, 18432}, + {9437, 8806, 10742, 12288, 8982, 8483, 9892, 11216, 10742, 9892, 10854, 11940, 12109, 11090, 11781, 12683, 1891}, + {12902, 11629, 11940, 12479, 11781, 10531, 10854, 11485, 12109, 10970, 11348, 11940, 12902, 11781, 12109, 12479, + 1054}, + {2113, 5323, 11781, 16384, 5579, 7252, 12288, 16384, 11781, 12288, 15186, 18432, 15725, 16384, 18432, 20480, 12902}, + {2463, 5965, 11348, 15186, 5522, 6934, 11216, 14731, 10334, 10635, 13677, 16384, 13988, 13988, 15725, 18432, 10334}, + {3779, 5541, 9812, 13677, 5467, 6122, 9656, 13138, 9581, 9437, 11940, 14731, 13138, 12683, 14336, 16384, 8982}, + {3181, 5154, 10150, 14336, 5448, 6311, 10334, 13988, 10334, 10431, 13138, 15725, 14336, 13988, 15725, 18432, 10431}, + {4841, 5560, 9105, 12479, 5756, 5944, 8922, 12109, 9300, 8982, 11090, 13677, 12479, 12109, 13677, 15186, 7460}, + {5859, 6009, 8922, 11940, 6144, 5987, 8483, 11348, 9042, 8535, 10334, 12683, 11940, 11216, 12683, 14336, 6215}, + {4250, 4916, 8587, 12109, 5901, 6191, 9233, 12288, 10150, 9892, 11940, 14336, 13677, 13138, 14731, 16384, 8383}, + {7153, 6702, 8863, 11216, 6904, 6410, 8239, 10431, 9233, 8433, 9812, 11629, 11629, 10742, 11781, 13138, 4753}, + {6674, 7057, 9508, 11629, 7120, 6964, 8806, 10635, 9437, 8750, 10061, 11629, 11485, 10531, 11485, 12683, 4062}, + {5341, 5289, 8013, 10970, 6311, 6262, 8640, 11090, 10061, 9508, 11090, 13138, 12902, 12288, 13396, 15186, 6539}, + {8057, 7533, 9300, 11216, 7685, 7057, 8535, 10334, 9508, 8694, 9812, 11216, 11485, 10431, 11348, 12479, 3541}, + {9168, 8239, 9656, 11216, 8483, 7608, 8806, 10240, 9892, 8982, 9812, 11090, 11485, 10431, 11090, 12109, 2815}, + {558, 7928, 18432, 20480, 7724, 12288, 20480, 20480, 18432, 20480, 20480, 20480, 20480, 20480, 20480, 20480, 20480}, + {9892, 8806, 9976, 11348, 9042, 8057, 9042, 10240, 10240, 9233, 9976, 11090, 11629, 10531, 11216, 12109, 2371}, + {11090, 9812, 10531, 11629, 9976, 8863, 9508, 10531, 10854, 9733, 10334, 11090, 11940, 10742, 11216, 11940, 1821}, + {7354, 6964, 9042, 11216, 7153, 6592, 8334, 10431, 9233, 8483, 9812, 11485, 11485, 10531, 11629, 12902, 4349}, + {11348, 10150, 10742, 11629, 10150, 9042, 9656, 10431, 10854, 9812, 10431, 11216, 12109, 10970, 11485, 12109, 1700}, + {20480, 20480, 8694, 10150, 20480, 20480, 8982, 10240, 8982, 9105, 9976, 10970, 10431, 10431, 11090, 11940, 1610}, + {9233, 8192, 9368, 10970, 8286, 7496, 8587, 9976, 9812, 8863, 9733, 10854, 11348, 10334, 11090, 11940, 3040}, + {4202, 5716, 9733, 13138, 5598, 6099, 9437, 12683, 9300, 9168, 11485, 13988, 12479, 12109, 13988, 15725, 7804}, + {4400, 5965, 9508, 12479, 6009, 6360, 9105, 11781, 9300, 8982, 10970, 13138, 12109, 11629, 13138, 14731, 6994}}; + +const LC3_FLOAT sns_LFCB[8][32] = { + {2.26283365592678, 2.94516479191376, -2.18610707009979, 0.693688236528920, -1.29752132315296, 0.914652037830672, + -2.51428812578962, -0.922188404812385, 0.790322288369266, 1.44775580178724, 0.793354526417474, 2.72425347385034, + -0.530830198375400, 1.68728410845006, -2.95183272801858, 0.101878342785628, 2.68254575498426, 4.82697923680403, + 0.0878419936470335, 1.39102308204326, 0.384585893889182, 1.93227399441719, 0.175080462899884, -1.18817020250556, + 2.53322203327061, 3.99889837485606, 0.507902593186381, 3.16856825107569, 1.89414766731764, 0.948880604517188, + -1.88026757045628, 0.246375746277129}, + {0.813311269061339, 2.41143317956679, -1.97152135675228, 0.955609857158220, -0.740369057177853, + 1.74293043435257, -2.89175271384373, 0.632495141440552, 0.628401261876199, 2.72399951674952, + 0.0143931185523454, 2.95947572404824, -0.212690682812164, 2.43614509237656, -1.59393496773345, + 0.589857324228917, 1.32738010899420, 3.11947804492488, -0.569586840238501, 1.98146479199466, + -0.160588785536510, 3.01030180412057, -0.750522832248985, 0.366792873662636, 2.11274642695908, + 4.07901751451956, 1.58838449789527, 3.25853458159407, 1.25108694609232, 2.13239439249982, + -1.26431072758705, 0.955621773393099}, + {-0.530193494871436, 0.960455106400727, -1.78718619681006, 0.575230787038733, -0.345372483642106, + 1.90906626859986, -2.00450666759434, 1.08736431254641, 0.393117923540450, 2.31083268737528, + -0.567834844729679, 1.84953559268461, 0.00576613628377097, 2.33019429078225, -0.109918772878022, + 0.619047646793466, 0.130185273804048, 1.39513671385178, -1.14506015668811, 1.11265796388770, + -0.539366809557710, 3.06543893826204, -1.03943893342231, 1.30957830409096, 1.26288411502064, + 2.82285661102496, 1.72899023869209, 2.42230591328599, 0.590451210720628, 2.72345350344278, + 0.311424976968699, 1.52046776741766}, + {-1.35664835903442, -0.443226488076917, -1.91865895685577, -0.114603419462889, -0.313285696247940, + 1.54408483842665, -0.750912273903127, 0.608628624535820, 0.480007710866901, 0.935051269566529, + -0.654760467916745, 0.563284922322364, 0.424871484383745, 1.77983777835091, 0.388609072919257, + 1.26731313851796, -0.338533088511347, 0.250295315918722, -1.66968488172598, -0.220107509420743, + -0.529309078789857, 2.50110160870008, -1.13577508937648, 1.68330687280491, 0.761513512430427, + 1.72607212849580, 1.00692230241726, 1.79446077643261, 0.608358583293714, 2.76986076866588, + 1.83670210306430, 1.97647400419457}, + {-1.59952176563196, -1.22913612425590, -1.79399121836596, -0.646050637436029, -0.402977242824477, + 1.09344960761455, 0.441202104904691, 0.131174567547348, 0.447815138050143, -0.274743911383688, + -0.479458998475743, 0.139917088125072, 0.473128952158668, 1.44411295390082, 0.512932649517584, + 2.41961047769804, -0.368219235899667, -0.393613839379793, -1.84534417603682, -0.774965611552366, + 0.190433547437932, 1.93089592978934, -1.04197903837494, 1.25100924225127, 0.522117937976170, + 0.647144377348619, 0.377121231816382, 1.52177910653089, 0.878171010011082, 2.54286973254946, + 2.25634191839874, 1.94043867177462}, + {-1.44098768430095, -1.55590039118170, -1.35738404257288, -0.952351370449625, -0.372020853465227, + 0.647479549518278, 1.20190987601009, -0.296149157743752, 0.209734214552234, -0.902077696828602, + -0.173894661902889, 0.359641093366222, 0.858894199321281, 1.51995177009730, 0.628112597063497, + 2.25174252572187, -0.191689946715961, -0.643458173054701, -1.56468027328802, -0.594063874149117, + 2.56062918106522, 0.572153810961837, -0.0152060098993382, 0.942375751628615, 0.118680069757121, + -0.331148521217238, 0.476370766899498, 1.17196706537602, 1.11912510950950, 2.02046263825019, + 2.04818998463474, 2.23375847282686}, + {-1.14381648305821, -1.49688655952376, -0.705444279353869, -1.07405247226150, -0.0783414177323738, + 0.0361790752449642, 1.32742857257290, -0.207013516525629, 0.00656691996428021, -0.940681511945404, + 0.0680162705515438, 0.689461354774589, 1.19111160854435, 1.47199393750425, 0.822621796430634, + 0.526537030991201, -0.154782377153908, -0.642570736856943, -1.11746759076420, 0.136937680628923, + 2.81896398245248, -0.811741794081091, 2.07048391716707, 0.826250483374133, -0.452346827507370, + -0.884042570848749, 1.08754740372170, 0.489394596980695, 1.01857661550342, 0.830045859400910, + 2.19526837458568, 1.98835977758407}, + {-0.755203767909064, -1.11689986501469, -0.0478172944777711, -0.758087707094905, 0.0970441303992295, + -0.297092807178889, 1.22049081140984, 0.134924916642080, -0.0861242342061857, -0.633697038974310, + 0.295125948369794, 0.639790176833105, 0.996189669638358, 0.977682473891761, 0.875891424655081, + -0.396591513227999, -0.234207177774392, -0.723193223444072, -0.533981663366786, 0.818242891264338, + 0.656670875696161, -1.17641810861903, 3.42948918081689, 0.439952741120956, -0.700352426161103, + -1.12697340645478, 1.08756266099221, -0.0622795715718769, 0.620453891011724, -0.0275569173888263, + 2.02659613836619, 1.27232672554701}}; + +const LC3_FLOAT sns_HFCB[8][32] = { + {0.232028419124465, -1.29503936673618, 0.139285716045803, -0.316513102185725, 0.879518405226496, + -0.296701922455375, 0.340981100469697, -1.41229759077597, -0.228839511827379, -1.07148628544449, + -0.590988511188051, -0.848434098836164, 1.14069145562382, -0.376283237967464, 0.665004120598402, + -0.826265953982679, 1.41008326832173, 0.361386817574348, 0.437469239330329, 0.648100318996503, + 1.11919833091304, 0.141847497087176, 0.504046955390252, -0.501076050479357, 3.74970982709642, + -1.15258990980549, 1.02827246422140, 0.128831971707817, 1.34033030334757, 2.13843105419313, + 0.564830487355396, -0.422460547586087}, + {-1.00890270604455, -1.79929965384339, -0.258185126171752, -0.477747657209805, 0.298340096007189, + -0.975004919174553, 0.268899788946055, -1.48522119349852, -0.333719069784662, -1.41767015456261, + -0.0711737758537628, -0.583226810708889, 0.964016892398293, 0.0425675462096105, 1.09790764690795, + -0.671181232766603, 0.754441907835468, -0.0219991705427826, 0.305440419605961, 0.682299133640680, + 1.23465532536005, -0.110660070633151, 0.826982162959097, -0.325678006081417, 1.52342611847045, + -1.10800885906241, 1.09770519389828, 0.689439395264878, 1.38996825067789, 4.24711267303104, + 1.59184977958743, 0.326149625049801}, + {-2.14223502789471, -1.88703147531519, -0.650804572670110, -0.551162075879755, -0.915386396405710, + -1.35857500246993, 0.0563335684828033, -1.18603579834700, -0.809321359324656, -1.54891762265441, + 0.345719522947313, 0.0900423688142873, 0.381461205984798, 0.516547696592306, 1.38342667112079, + -0.228495592779472, -1.30550584958631, -0.579368833633824, -0.00738786566478374, 0.253247464332976, + 0.589170238085318, -0.282824592543629, 1.11981236291828, 0.0280798194947077, -0.457715661897855, + -0.562615116512472, 0.768645545764776, 1.12346905009575, 1.04467921708883, 2.89734109830439, + 2.39771699015146, 1.39171313342261}, + {-2.37533813570664, -1.80991659687332, -1.06815731781969, -0.484788283381197, -2.20645974739762, + -0.983721105837444, 0.0499114046826685, -0.625001634441352, -1.63587876923797, -1.45296062475530, + 0.300549460996251, 0.845025007556886, -0.482849340608998, 0.251716881864630, 1.34327358628285, + 0.518980852551937, -1.87133711350971, -0.879427960941070, -0.495649854710252, 0.0735842143788469, + -1.37192459653166, -0.00659813474614194, 1.17914044332734, 0.262054554763133, -0.798711008243192, + -0.220562123765675, 0.206081977740766, 1.30934523106594, 0.635822746244367, 0.932730658026815, + 3.03697343600704, 2.23146614636474}, + {-2.23041933049655, -1.76340038479206, -1.61928741524302, -0.238388394455814, -2.74142180959951, + -0.652956939100809, -0.0954130727414369, 0.153902497468304, -1.88486397330982, -1.03182970062270, + -1.11865218295857, 1.06572384501716, -1.81632721260589, -0.216179967524303, 0.822978836855922, + 1.36721896340278, -1.24008685156305, -0.850685023408119, -0.806651271118393, 0.314216709389010, + -2.37095707241577, 0.285929279627216, 1.07987429197260, 0.360590806085767, -0.386819329309100, + -0.349842880336644, -0.342805735091998, 1.35511964713935, -0.274733755518482, -0.292822249729810, + 2.66424350337151, 2.61179442169688}, + {-2.17595881223696, -1.83418428467950, -2.18762566441756, -0.143024507285504, -2.86139074276891, + -0.989986992921811, -0.760166146083885, 0.576386497810755, -1.64496691316356, -0.690642640272584, + -2.44089151148049, 0.737582999377756, -2.80279512728555, -0.534074091124504, 0.215876798515679, + 2.18023038253092, -1.26712924866274, -0.779397050155816, -1.22431891984401, 0.234729880923679, + -2.00779782682360, 0.0460445529952971, 0.697536239067500, 0.635623722053700, -0.375901062231203, + -0.753432770250495, -0.754939404625340, 1.42311381470799, -1.54923372430695, -0.810404296853182, + 1.39304485032606, 2.66540340196570}, + {-2.29065913541000, -1.80480980687405, -2.63757586939054, 0.0683186673649074, -2.88841597105271, + -1.61467224598900, -2.32758120177007, 0.795092603798871, -1.40515778046612, -0.428843804532171, + -2.22854732450735, 0.256590452459912, -3.23385724833864, -0.640786096262196, -0.404925753080293, + 2.53596092750107, -2.03670813003907, -0.732182927291826, -1.70157770043181, 0.144600134479837, + -1.66688540224395, -0.602596415577886, -0.912548817371081, 0.959012467178154, -0.657836899930538, + -0.988596593396384, -1.04196177632000, 1.15706449190905, -2.44239710278007, -0.788868098756483, + 0.403834023595745, 2.40103554105707}, + {-2.53286397979846, -1.73679545317401, -2.97897749575096, 0.0883061717288066, -2.95182608262521, + -2.40712302385116, -3.77155485385656, 0.596564632144913, -1.46666471326146, -0.494960215408874, + -1.89509228210853, -0.491963359762378, -3.45908714491473, -0.869745032374135, -1.07025605870523, + 2.20121098860036, -2.89685162242381, -0.888348514821255, -2.24491913755611, -0.0682120178880174, + -1.92631846258406, -2.26568728632575, -3.57684747062773, 1.30745156688653, -1.28163964243603, + -1.28790471791471, -1.50335652955529, 0.406319437516838, -3.02457606944550, -0.935353148761338, + -0.656270971328114, 1.75920379670881}}; + +const LC3_INT pvq_enc_A[16][11] = {{0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, + {0, 1, 3, 5, 7, 9, 11, 13, 15, 17, 19}, + {0, 1, 5, 13, 25, 41, 61, 85, 113, 145, 181}, + {0, 1, 7, 25, 63, 129, 231, 377, 575, 833, 1159}, + {0, 1, 9, 41, 129, 321, 681, 1289, 2241, 3649, 5641}, + {0, 1, 11, 61, 231, 681, 1683, 3653, 7183, 13073, 22363}, + {0, 1, 13, 85, 377, 1289, 3653, 8989, 19825, 40081, 75517}, + {0, 1, 15, 113, 575, 2241, 7183, 19825, 48639, 108545, 224143}, + {0, 1, 17, 145, 833, 3649, 13073, 40081, 108545, 265729, 598417}, + {0, 1, 19, 181, 1159, 5641, 22363, 75517, 224143, 598417, 1462563}, + {0, 1, 21, 221, 1561, 8361, 36365, 134245, 433905, 1256465, 3317445}, + {0, 1, 23, 265, 2047, 11969, 56695, 227305, 795455, 2485825, 7059735}, + {0, 1, 25, 313, 2625, 16641, 85305, 369305, 1392065, 4673345, 14218905}, + {0, 1, 27, 365, 3303, 22569, 124515, 579125, 2340495, 8405905, 27298155}, + {0, 1, 29, 421, 4089, 29961, 177045, 880685, 3800305, 14546705, 50250765}, + {0, 1, 31, 481, 4991, 39041, 246047, 1303777, 5984767, 24331777, 89129247}}; + +const LC3_FLOAT lp_scale_factors[6] = {1, 1, 0.6666666666666666, .5, 0.3333333333333333, 0.16666666666666666}; + + +/* 12.8 kHz resampler */ +const LC3_FLOAT highpass50_filt_b[3] = {0.9827947082978771, -1.965589416595754, 0.9827947082978771}; +const LC3_FLOAT highpass50_filt_a[3] = {1, -1.9652933726226904, 0.9658854605688177}; + +const LC3_INT32 resamp_params[][4] = { + {24, 5, 0, 15}, + {12, 10, 1, 3}, + {8, 15, 1, 7}, + {6, 20, 2, 3}, + {4, 30, 3, 3}, + {2, 60, 7, 1} +}; + + +const LC3_FLOAT lp_filter_8[240] = {0.0065408750, 0.0127360141, -0.0320970677, -0.1382038444, 0.8005587459, -0.1382038444, -0.0320970677, 0.0127360141, 0.0065408750, 0.0000000000, 0.0064595463, 0.0084537705, -0.0391003005, -0.1198658869, 0.7945935130, -0.1519452035, -0.0230523963, 0.0167804975, 0.0063002659, -0.0002451667, 0.0060938913, 0.0041435249, -0.0439039879, -0.0980933905, 0.7768620253, -0.1600013375, -0.0122310519, 0.0203715712, 0.0057131811, -0.0005356151, 0.0054914863, 0.0000000000, -0.0464562289, -0.0740769655, 0.7478516698, -0.1614013463, 0.0000000000, 0.0232978407, 0.0047708568, -0.0008596397, 0.0047065411, -0.0038048958, -0.0468063876, -0.0489920303, 0.7083564401, -0.1553338468, 0.0131809860, 0.0253629088, 0.0034824028, -0.0012012133, 0.0037965439, -0.0071282135, -0.0450960808, -0.0239577144, 0.6594504118, -0.1411849856, 0.0267735831, 0.0263961889, 0.0018761361, -0.0015404741, 0.0028190494, -0.0098603060, -0.0415467210, -0.0000000000, 0.6024519205, -0.1185704023, 0.0401797108, 0.0262632743, -0.0000000000, -0.0018545259, 0.0018287648, -0.0119272992, -0.0364444591, 0.0219798349, 0.5388799906, -0.0873604342, 0.0527642742, 0.0248753466, -0.0020790326, -0.0021185349, 0.0008750616, -0.0132916924, -0.0301232301, 0.0412303619, 0.4704038501, -0.0476967618, 0.0638811216, 0.0221970305, -0.0042766319, -0.0023070835, 0.0000000000, -0.0139512215, -0.0229468606, 0.0571681485, 0.3987891078, 0.0000000000, 0.0729012638, 0.0182522610, -0.0064938627, -0.0023957258, -0.0007630716, -0.0139361415, -0.0152910165, 0.0693885013, 0.3258404732, 0.0550325289, 0.0792422444, 0.0131276902, -0.0086209681, -0.0023626641, -0.0013903243, -0.0133052040, -0.0075258445, 0.0776687115, 0.2533447146, 0.1164389849, 0.0823974460, 0.0069732964, -0.0105420630, -0.0021904600, -0.0018676731, -0.0121405739, -0.0000000000, 0.0819641128, 0.1830149740, 0.1830149740, 0.0819641128, -0.0000000000, -0.0121405739, -0.0018676731, -0.0021904600, -0.0105420630, 0.0069732964, 0.0823974460, 0.1164389849, 0.2533447146, 0.0776687115, -0.0075258445, -0.0133052040, -0.0013903243, -0.0023626641, -0.0086209681, 0.0131276902, 0.0792422444, 0.0550325289, 0.3258404732, 0.0693885013, -0.0152910165, -0.0139361415, -0.0007630716, -0.0023957258, -0.0064938627, 0.0182522610, 0.0729012638, 0.0000000000, 0.3987891078, 0.0571681485, -0.0229468606, -0.0139512215, 0.0000000000, -0.0023070835, -0.0042766319, 0.0221970305, 0.0638811216, -0.0476967618, 0.4704038501, 0.0412303619, -0.0301232301, -0.0132916924, 0.0008750616, -0.0021185349, -0.0020790326, 0.0248753466, 0.0527642742, -0.0873604342, 0.5388799906, 0.0219798349, -0.0364444591, -0.0119272992, 0.0018287648, -0.0018545259, -0.0000000000, 0.0262632743, 0.0401797108, -0.1185704023, 0.6024519205, -0.0000000000, -0.0415467210, -0.0098603060, 0.0028190494, -0.0015404741, 0.0018761361, 0.0263961889, 0.0267735831, -0.1411849856, 0.6594504118, -0.0239577144, -0.0450960808, -0.0071282135, 0.0037965439, -0.0012012133, 0.0034824028, 0.0253629088, 0.0131809860, -0.1553338468, 0.7083564401, -0.0489920303, -0.0468063876, -0.0038048958, 0.0047065411, -0.0008596397, 0.0047708568, 0.0232978407, 0.0000000000, -0.1614013463, 0.7478516698, -0.0740769655, -0.0464562289, 0.0000000000, 0.0054914863, -0.0005356151, 0.0057131811, 0.0203715712, -0.0122310519, -0.1600013375, 0.7768620253, -0.0980933905, -0.0439039879, 0.0041435249, 0.0060938913, -0.0002451667, 0.0063002659, 0.0167804975, -0.0230523963, -0.1519452035, 0.7945935130, -0.1198658869, -0.0391003005, 0.0084537705, 0.0064595463}; + +const LC3_FLOAT lp_filter_16[240] = { +-0.0018676731, 0.0065408750, -0.0121405739, 0.0127360141, -0.0000000000, -0.0320970677, 0.0819641128, -0.1382038444, 0.1830149740, 0.8005587459, 0.1830149740, -0.1382038444, 0.0819641128, -0.0320970677, -0.0000000000, 0.0127360141, -0.0121405739, 0.0065408750, -0.0018676731, 0.0000000000, -0.0021904600, 0.0064595463, -0.0105420630, 0.0084537705, 0.0069732964, -0.0391003005, 0.0823974460, -0.1198658869, 0.1164389849, 0.7945935130, 0.2533447146, -0.1519452035, 0.0776687115, -0.0230523963, -0.0075258445, 0.0167804975, -0.0133052040, 0.0063002659, -0.0013903243, -0.0002451667, -0.0023626641, 0.0060938913, -0.0086209681, 0.0041435249, 0.0131276902, -0.0439039879, 0.0792422444, -0.0980933905, 0.0550325289, 0.7768620253, 0.3258404732, -0.1600013375, 0.0693885013, -0.0122310519, -0.0152910165, 0.0203715712, -0.0139361415, 0.0057131811, -0.0007630716, -0.0005356151, -0.0023957258, 0.0054914863, -0.0064938627, 0.0000000000, 0.0182522610, -0.0464562289, 0.0729012638, -0.0740769655, 0.0000000000, 0.7478516698, 0.3987891078, -0.1614013463, 0.0571681485, 0.0000000000, -0.0229468606, 0.0232978407, -0.0139512215, 0.0047708568, 0.0000000000, -0.0008596397, -0.0023070835, 0.0047065411, -0.0042766319, -0.0038048958, 0.0221970305, -0.0468063876, 0.0638811216, -0.0489920303, -0.0476967618, 0.7083564401, 0.4704038501, -0.1553338468, 0.0412303619, 0.0131809860, -0.0301232301, 0.0253629088, -0.0132916924, 0.0034824028, 0.0008750616, -0.0012012133, -0.0021185349, 0.0037965439, -0.0020790326, -0.0071282135, 0.0248753466, -0.0450960808, 0.0527642742, -0.0239577144, -0.0873604342, 0.6594504118, 0.5388799906, -0.1411849856, 0.0219798349, 0.0267735831, -0.0364444591, 0.0263961889, -0.0119272992, 0.0018761361, 0.0018287648, -0.0015404741, -0.0018545259, 0.0028190494, -0.0000000000, -0.0098603060, 0.0262632743, -0.0415467210, 0.0401797108, -0.0000000000, -0.1185704023, 0.6024519205, 0.6024519205, -0.1185704023, -0.0000000000, 0.0401797108, -0.0415467210, 0.0262632743, -0.0098603060, -0.0000000000, 0.0028190494, -0.0018545259, -0.0015404741, 0.0018287648, 0.0018761361, -0.0119272992, 0.0263961889, -0.0364444591, 0.0267735831, 0.0219798349, -0.1411849856, 0.5388799906, 0.6594504118, -0.0873604342, -0.0239577144, 0.0527642742, -0.0450960808, 0.0248753466, -0.0071282135, -0.0020790326, 0.0037965439, -0.0021185349, -0.0012012133, 0.0008750616, 0.0034824028, -0.0132916924, 0.0253629088, -0.0301232301, 0.0131809860, 0.0412303619, -0.1553338468, 0.4704038501, 0.7083564401, -0.0476967618, -0.0489920303, 0.0638811216, -0.0468063876, 0.0221970305, -0.0038048958, -0.0042766319, 0.0047065411, -0.0023070835, -0.0008596397, 0.0000000000, 0.0047708568, -0.0139512215, 0.0232978407, -0.0229468606, 0.0000000000, 0.0571681485, -0.1614013463, 0.3987891078, 0.7478516698, 0.0000000000, -0.0740769655, 0.0729012638, -0.0464562289, 0.0182522610, 0.0000000000, -0.0064938627, 0.0054914863, -0.0023957258, -0.0005356151, -0.0007630716, 0.0057131811, -0.0139361415, 0.0203715712, -0.0152910165, -0.0122310519, 0.0693885013, -0.1600013375, 0.3258404732, 0.7768620253, 0.0550325289, -0.0980933905, 0.0792422444, -0.0439039879, 0.0131276902, 0.0041435249, -0.0086209681, 0.0060938913, -0.0023626641, -0.0002451667, -0.0013903243, 0.0063002659, -0.0133052040, 0.0167804975, -0.0075258445, -0.0230523963, 0.0776687115, -0.1519452035, 0.2533447146, 0.7945935130, 0.1164389849, -0.1198658869, 0.0823974460, -0.0391003005, 0.0069732964, 0.0084537705, -0.0105420630, 0.0064595463, -0.0021904600 +}; + +const LC3_FLOAT lp_filter_24[240] = { +-0.0015380557, 0.0005833744, 0.0043605831, -0.0028510878, -0.0088611282, 0.0084906761, 0.0147980200, -0.0200821534, -0.0213980451, 0.0425874144, 0.0274869073, -0.0921358988, -0.0317978412, 0.3136025667, 0.5337058306, 0.3136025667, -0.0317978412, -0.0921358988, 0.0274869073, 0.0425874144, -0.0213980451, -0.0200821534, 0.0147980200, 0.0084906761, -0.0088611282, -0.0028510878, 0.0043605831, 0.0005833744, -0.0015380557, 0.0000000000, -0.0014123565, 0.0000000000, 0.0043063643, -0.0013860217, -0.0093008140, 0.0056358469, 0.0165835638, -0.0152979074, -0.0260668676, 0.0351761840, 0.0381121002, -0.0799105912, -0.0582402907, 0.2658593953, 0.5297290087, 0.3592533171, 0.0000000000, -0.1012968048, 0.0146532226, 0.0486008413, -0.0153682642, -0.0242963061, 0.0121681746, 0.0111869983, -0.0079515325, -0.0043292418, 0.0042001773, 0.0012191766, -0.0015971506, -0.0001634445, -0.0012363506, -0.0005087144, 0.0040625944, -0.0000000000, -0.0092907613, 0.0027623500, 0.0175088495, -0.0101940110, -0.0292693246, 0.0267864745, 0.0462590009, -0.0653955936, -0.0790469348, 0.2172269821, 0.5179080367, 0.4016346335, 0.0366883539, -0.1066675633, -0.0000000000, 0.0528281629, -0.0081540346, -0.0276978146, 0.0087517938, 0.0135810468, -0.0065735374, -0.0057473122, 0.0038087873, 0.0018793662, -0.0015751094, -0.0003570767, -0.0010269828, -0.0009268829, 0.0036609909, 0.0012507574, -0.0088701360, 0.0000000000, 0.0175974593, -0.0050172298, -0.0309708193, 0.0178490561, 0.0517791398, -0.0493846424, -0.0941233262, 0.1688964665, 0.4985677898, 0.4396336079, 0.0776259899, -0.1076008976, -0.0159718096, 0.0549316332, 0.0000000000, -0.0300640538, 0.0046488643, 0.0155318938, -0.0047521424, -0.0070280419, 0.0031805711, 0.0025310293, -0.0014603067, -0.0005730931, -0.0008008089, -0.0012451154, 0.0031376940, 0.0023216018, -0.0080937156, -0.0025365972, 0.0169086065, -0.0000000000, -0.0312042590, 0.0087873237, 0.0546427406, -0.0326613523, -0.1035559028, 0.1220099851, 0.4722376168, 0.4722376168, 0.1220099851, -0.1035559028, -0.0326613523, 0.0546427406, 0.0087873237, -0.0312042590, -0.0000000000, 0.0169086065, -0.0025365972, -0.0080937156, 0.0023216018, 0.0031376940, -0.0012451154, -0.0008008089, -0.0005730931, -0.0014603067, 0.0025310293, 0.0031805711, -0.0070280419, -0.0047521424, 0.0155318938, 0.0046488643, -0.0300640538, 0.0000000000, 0.0549316332, -0.0159718096, -0.1076008976, 0.0776259899, 0.4396336079, 0.4985677898, 0.1688964665, -0.0941233262, -0.0493846424, 0.0517791398, 0.0178490561, -0.0309708193, -0.0050172298, 0.0175974593, 0.0000000000, -0.0088701360, 0.0012507574, 0.0036609909, -0.0009268829, -0.0010269828, -0.0003570767, -0.0015751094, 0.0018793662, 0.0038087873, -0.0057473122, -0.0065735374, 0.0135810468, 0.0087517938, -0.0276978146, -0.0081540346, 0.0528281629, -0.0000000000, -0.1066675633, 0.0366883539, 0.4016346335, 0.5179080367, 0.2172269821, -0.0790469348, -0.0653955936, 0.0462590009, 0.0267864745, -0.0292693246, -0.0101940110, 0.0175088495, 0.0027623500, -0.0092907613, -0.0000000000, 0.0040625944, -0.0005087144, -0.0012363506, -0.0001634445, -0.0015971506, 0.0012191766, 0.0042001773, -0.0043292418, -0.0079515325, 0.0111869983, 0.0121681746, -0.0242963061, -0.0153682642, 0.0486008413, 0.0146532226, -0.1012968048, 0.0000000000, 0.3592533171, 0.5297290087, 0.2658593953, -0.0582402907, -0.0799105912, 0.0381121002, 0.0351761840, -0.0260668676, -0.0152979074, 0.0165835638, 0.0056358469, -0.0093008140, -0.0013860217, 0.0043063643, 0.0000000000, -0.0014123565 +}; + +const LC3_FLOAT lp_filter_32[240] = { +-0.0009272629, -0.0009338366, 0.0014095247, 0.0032704375, -0.0000000000, -0.0060702870, -0.0049301530, 0.0063680070, 0.0131316371, -0.0000000000, -0.0207733605, -0.0160485338, 0.0200898554, 0.0409820564, -0.0000000000, -0.0691019222, -0.0592852011, 0.0915074870, 0.3012259603, 0.4002793729, 0.3012259603, 0.0915074870, -0.0592852011, -0.0691019222, -0.0000000000, 0.0409820564, 0.0200898554, -0.0160485338, -0.0207733605, -0.0000000000, 0.0131316371, 0.0063680070, -0.0049301530, -0.0060702870, -0.0000000000, 0.0032704375, 0.0014095247, -0.0009338366, -0.0009272629, 0.0000000000, -0.0007702371, -0.0010952300, 0.0009143824, 0.0032297731, 0.0009380680, -0.0052710315, -0.0059636496, 0.0042268853, 0.0131980944, 0.0034866482, -0.0182222296, -0.0195501503, 0.0133867916, 0.0411987230, 0.0109899174, -0.0599329434, -0.0705924928, 0.0582194924, 0.2694399953, 0.3972967565, 0.3297252059, 0.1266723573, -0.0436802171, -0.0759726018, -0.0119788572, 0.0388343558, 0.0263821371, -0.0115261981, -0.0225480404, -0.0037629222, 0.0124376733, 0.0083902488, -0.0035641068, -0.0066526020, -0.0010395163, 0.0031501330, 0.0018982720, -0.0006951622, -0.0010592674, -0.0001225834, -0.0006006067, -0.0011813320, 0.0004375308, 0.0030469457, 0.0017412014, -0.0043104840, -0.0066458462, 0.0020717625, 0.0126814544, 0.0065638451, -0.0150616150, -0.0219519939, 0.0065904930, 0.0396211222, 0.0206151810, -0.0490466952, -0.0776669234, 0.0275162645, 0.2352019250, 0.3884310126, 0.3541782200, 0.1629202366, -0.0238483809, -0.0800006688, -0.0244960152, 0.0346942507, 0.0319405608, -0.0061155260, -0.0234031938, -0.0076455083, 0.0110985152, 0.0101857856, -0.0019024479, -0.0069680708, -0.0021383159, 0.0028565906, 0.0023532705, -0.0003815358, -0.0011535417, -0.0002678075, -0.0004298199, -0.0011978629, 0.0000000000, 0.0027457431, 0.0023854284, -0.0032469314, -0.0069756107, 0.0000000000, 0.0116489204, 0.0091261305, -0.0114734303, -0.0232281145, 0.0000000000, 0.0364506319, 0.0285840742, -0.0370384827, -0.0807006732, 0.0000000000, 0.1993945539, 0.3739258349, 0.3739258349, 0.1993945539, 0.0000000000, -0.0807006732, -0.0370384827, 0.0285840742, 0.0364506319, 0.0000000000, -0.0232281145, -0.0114734303, 0.0091261305, 0.0116489204, 0.0000000000, -0.0069756107, -0.0032469314, 0.0023854284, 0.0027457431, 0.0000000000, -0.0011978629, -0.0004298199, -0.0002678075, -0.0011535417, -0.0003815358, 0.0023532705, 0.0028565906, -0.0021383159, -0.0069680708, -0.0019024479, 0.0101857856, 0.0110985152, -0.0076455083, -0.0234031938, -0.0061155260, 0.0319405608, 0.0346942507, -0.0244960152, -0.0800006688, -0.0238483809, 0.1629202366, 0.3541782200, 0.3884310126, 0.2352019250, 0.0275162645, -0.0776669234, -0.0490466952, 0.0206151810, 0.0396211222, 0.0065904930, -0.0219519939, -0.0150616150, 0.0065638451, 0.0126814544, 0.0020717625, -0.0066458462, -0.0043104840, 0.0017412014, 0.0030469457, 0.0004375308, -0.0011813320, -0.0006006067, -0.0001225834, -0.0010592674, -0.0006951622, 0.0018982720, 0.0031501330, -0.0010395163, -0.0066526020, -0.0035641068, 0.0083902488, 0.0124376733, -0.0037629222, -0.0225480404, -0.0115261981, 0.0263821371, 0.0388343558, -0.0119788572, -0.0759726018, -0.0436802171, 0.1266723573, 0.3297252059, 0.3972967565, 0.2694399953, 0.0582194924, -0.0705924928, -0.0599329434, 0.0109899174, 0.0411987230, 0.0133867916, -0.0195501503, -0.0182222296, 0.0034866482, 0.0131980944, 0.0042268853, -0.0059636496, -0.0052710315, 0.0009380680, 0.0032297731, 0.0009143824, -0.0010952300, -0.0007702371 +}; + +const LC3_FLOAT lp_filter_48[240] = { +-0.0004004044, -0.0007690279, -0.0006225577, 0.0002916872, 0.0015688470, 0.0021802916, 0.0011608009, -0.0014255439, -0.0040468578, -0.0044305641, -0.0012682986, 0.0042453380, 0.0084543033, 0.0073990100, -0.0000000000, -0.0100410767, -0.0156021295, -0.0106990226, 0.0043936619, 0.0212937072, 0.0273213703, 0.0137434537, -0.0163306762, -0.0460679494, -0.0517779514, -0.0158989206, 0.0610049926, 0.1568012834, 0.2361188084, 0.2668529153, 0.2361188084, 0.1568012834, 0.0610049926, -0.0158989206, -0.0517779514, -0.0460679494, -0.0163306762, 0.0137434537, 0.0273213703, 0.0212937072, 0.0043936619, -0.0106990226, -0.0156021295, -0.0100410767, -0.0000000000, 0.0073990100, 0.0084543033, 0.0042453380, -0.0012682986, -0.0044305641, -0.0040468578, -0.0014255439, 0.0011608009, 0.0021802916, 0.0015688470, 0.0002916872, -0.0006225577, -0.0007690279, -0.0004004044, 0.0000000000, -0.0002865466, -0.0007061783, -0.0007301533, 0.0000000000, 0.0012655146, 0.0021531822, 0.0015902856, -0.0006930109, -0.0035140209, -0.0046504070, -0.0023760712, 0.0028179234, 0.0077659469, 0.0082917819, 0.0023244321, -0.0076489537, -0.0150320269, -0.0130334338, 0.0000000000, 0.0175880920, 0.0274658166, 0.0190560501, -0.0079859048, -0.0399552956, -0.0538004488, -0.0291201454, 0.0388129950, 0.1329296976, 0.2198168039, 0.2648645043, 0.2492838949, 0.1796266586, 0.0844482332, 0.0000000000, -0.0470616631, -0.0506484024, -0.0246923212, 0.0073266113, 0.0258895699, 0.0243004207, 0.0089245280, -0.0076841321, -0.0154854096, -0.0121481530, -0.0025086149, 0.0060840873, 0.0087987296, 0.0055934992, 0.0000000000, -0.0039757662, -0.0044350680, -0.0021646209, 0.0006253787, 0.0021000886, 0.0018304954, 0.0006095883, -0.0004634415, -0.0007985753, -0.0005134914, -0.0000817222, -0.0001785384, -0.0006181753, -0.0007875547, -0.0002543572, 0.0009396831, 0.0020312972, 0.0019043937, -0.0000000000, -0.0028736561, -0.0046453807, -0.0032867687, 0.0013811750, 0.0067905234, 0.0087544248, 0.0043758969, -0.0050970055, -0.0138489073, -0.0146346623, -0.0040770173, 0.0133932373, 0.0264140815, 0.0231295004, -0.0000000000, -0.0326977968, -0.0533337817, -0.0395234674, 0.0183441769, 0.1086134911, 0.2008173168, 0.2589540184, 0.2589540184, 0.2008173168, 0.1086134911, 0.0183441769, -0.0395234674, -0.0533337817, -0.0326977968, -0.0000000000, 0.0231295004, 0.0264140815, 0.0133932373, -0.0040770173, -0.0146346623, -0.0138489073, -0.0050970055, 0.0043758969, 0.0087544248, 0.0067905234, 0.0013811750, -0.0032867687, -0.0046453807, -0.0028736561, -0.0000000000, 0.0019043937, 0.0020312972, 0.0009396831, -0.0002543572, -0.0007875547, -0.0006181753, -0.0001785384, -0.0000817222, -0.0005134914, -0.0007985753, -0.0004634415, 0.0006095883, 0.0018304954, 0.0021000886, 0.0006253787, -0.0021646209, -0.0044350680, -0.0039757662, 0.0000000000, 0.0055934992, 0.0087987296, 0.0060840873, -0.0025086149, -0.0121481530, -0.0154854096, -0.0076841321, 0.0089245280, 0.0243004207, 0.0258895699, 0.0073266113, -0.0246923212, -0.0506484024, -0.0470616631, 0.0000000000, 0.0844482332, 0.1796266586, 0.2492838949, 0.2648645043, 0.2198168039, 0.1329296976, 0.0388129950, -0.0291201454, -0.0538004488, -0.0399552956, -0.0079859048, 0.0190560501, 0.0274658166, 0.0175880920, 0.0000000000, -0.0130334338, -0.0150320269, -0.0076489537, 0.0023244321, 0.0082917819, 0.0077659469, 0.0028179234, -0.0023760712, -0.0046504070, -0.0035140209, -0.0006930109, 0.0015902856, 0.0021531822, 0.0012655146, 0.0000000000, -0.0007301533, -0.0007061783, -0.0002865466 +}; + +const LC3_FLOAT lp_filter_96[240] = { +-0.0000892692, -0.0002002022, -0.0003090877, -0.0003845139, -0.0003937774, -0.0003112789, -0.0001271786, 0.0001458436, 0.0004698416, 0.0007844235, 0.0010156486, 0.0010901458, 0.0009521968, 0.0005804005, -0.0000000000, -0.0007127720, -0.0014368281, -0.0020234289, -0.0023226903, -0.0022152821, -0.0016433843, -0.0006341493, 0.0006905875, 0.0021226690, 0.0033952617, 0.0042271516, 0.0043772124, 0.0036995050, 0.0021879484, -0.0000000000, -0.0025485028, -0.0050205383, -0.0069244537, -0.0078010648, -0.0073173312, -0.0053495113, -0.0020385087, 0.0021968309, 0.0066966186, 0.0106468536, 0.0132070407, 0.0136606852, 0.0115647502, 0.0068717268, -0.0000000000, -0.0081653381, -0.0163488984, -0.0230339747, -0.0266668908, -0.0258889757, -0.0197617337, -0.0079494603, 0.0091720885, 0.0305024963, 0.0543067455, 0.0784006417, 0.1004086584, 0.1180594042, 0.1294770092, 0.1334264576, 0.1294770092, 0.1180594042, 0.1004086584, 0.0784006417, 0.0543067455, 0.0305024963, 0.0091720885, -0.0079494603, -0.0197617337, -0.0258889757, -0.0266668908, -0.0230339747, -0.0163488984, -0.0081653381, -0.0000000000, 0.0068717268, 0.0115647502, 0.0136606852, 0.0132070407, 0.0106468536, 0.0066966186, 0.0021968309, -0.0020385087, -0.0053495113, -0.0073173312, -0.0078010648, -0.0069244537, -0.0050205383, -0.0025485028, -0.0000000000, 0.0021879484, 0.0036995050, 0.0043772124, 0.0042271516, 0.0033952617, 0.0021226690, 0.0006905875, -0.0006341493, -0.0016433843, -0.0022152821, -0.0023226903, -0.0020234289, -0.0014368281, -0.0007127720, -0.0000000000, 0.0005804005, 0.0009521968, 0.0010901458, 0.0010156486, 0.0007844235, 0.0004698416, 0.0001458436, -0.0001271786, -0.0003112789, -0.0003937774, -0.0003845139, -0.0003090877, -0.0002002022, -0.0000892692, 0.0000000000, -0.0000408611, -0.0001432733, -0.0002567457, -0.0003530891, -0.0003992876, -0.0003650767, -0.0002317207, 0.0000000000, 0.0003047941, 0.0006327573, 0.0009152477, 0.0010765911, 0.0010500443, 0.0007951428, 0.0003126893, -0.0003465054, -0.0010823105, -0.0017570105, -0.0022175340, -0.0023252035, -0.0019878831, -0.0011880356, 0.0000000000, 0.0014089617, 0.0027967496, 0.0038829735, 0.0043993648, 0.0041458909, 0.0030420437, 0.0011622161, -0.0012543075, -0.0038244769, -0.0060740765, -0.0075160135, -0.0077427048, -0.0065167169, -0.0038420660, 0.0000000000, 0.0044622640, 0.0087940460, 0.0121502103, 0.0137329083, 0.0129447849, 0.0095280251, 0.0036633057, -0.0039929524, -0.0123461606, -0.0199776478, -0.0253242012, -0.0269002244, -0.0235308316, -0.0145600727, 0.0000000000, 0.0194064975, 0.0422241166, 0.0664648488, 0.0898133293, 0.1099084020, 0.1246419474, 0.1324322522, 0.1324322522, 0.1246419474, 0.1099084020, 0.0898133293, 0.0664648488, 0.0422241166, 0.0194064975, 0.0000000000, -0.0145600727, -0.0235308316, -0.0269002244, -0.0253242012, -0.0199776478, -0.0123461606, -0.0039929524, 0.0036633057, 0.0095280251, 0.0129447849, 0.0137329083, 0.0121502103, 0.0087940460, 0.0044622640, 0.0000000000, -0.0038420660, -0.0065167169, -0.0077427048, -0.0075160135, -0.0060740765, -0.0038244769, -0.0012543075, 0.0011622161, 0.0030420437, 0.0041458909, 0.0043993648, 0.0038829735, 0.0027967496, 0.0014089617, 0.0000000000, -0.0011880356, -0.0019878831, -0.0023252035, -0.0022175340, -0.0017570105, -0.0010823105, -0.0003465054, 0.0003126893, 0.0007951428, 0.0010500443, 0.0010765911, 0.0009152477, 0.0006327573, 0.0003047941, 0.0000000000, -0.0002317207, -0.0003650767, -0.0003992876, -0.0003530891, -0.0002567457, -0.0001432733, -0.0000408611 +}; + +const LC3_FLOAT *lp_filter[] = {lp_filter_8, lp_filter_16, lp_filter_24, lp_filter_32, lp_filter_48, lp_filter_96}; + +const LC3_INT up_fac[6] = {24, 12, 8, 6, 4, 2}; + +/* TNS */ +const LC3_INT huff_bits_tns[8][17] = { + {20480, 15725, 12479, 10334, 8694, 7320, 6964, 6335, 5504, 5637, 6566, 6758, 8433, 11348, 15186, 20480, 20480}, + {20480, 20480, 20480, 20480, 12902, 9368, 7057, 5901, 5254, 5485, 5598, 6076, 7608, 10742, 15186, 20480, 20480}, + {20480, 20480, 20480, 20480, 13988, 9368, 6702, 4841, 4585, 4682, 5859, 7764, 12109, 20480, 20480, 20480, 20480}, + {20480, 20480, 20480, 20480, 18432, 13396, 8982, 4767, 3779, 3658, 6335, 9656, 13988, 20480, 20480, 20480, 20480}, + {20480, 20480, 20480, 20480, 20480, 14731, 9437, 4275, 3249, 3493, 8483, 13988, 17234, 20480, 20480, 20480, 20480}, + {20480, 20480, 20480, 20480, 20480, 20480, 12902, 4753, 3040, 2953, 9105, 15725, 20480, 20480, 20480, 20480, 20480}, + {20480, 20480, 20480, 20480, 20480, 20480, 12902, 3821, 3346, 3000, 12109, 20480, 20480, 20480, 20480, 20480, + 20480}, + {20480, 20480, 20480, 20480, 20480, 20480, 15725, 3658, 20480, 1201, 10854, 18432, 20480, 20480, 20480, 20480, + 20480}}; + +const LC3_INT order1_tns[8] = {17234, 13988, 11216, 8694, 6566, 4977, 3961, 3040}; +const LC3_INT order2_tns[8] = {12683, 9437, 6874, 5541, 5121, 5170, 5359, 5056}; + +const LC3_FLOAT lagw_tns[9] = {1, + 0.998028026020383, + 0.992135405511397, + 0.982391584470799, + 0.968910791191297, + 0.951849807369274, + 0.931404933402306, + 0.907808229996959, + 0.881323136669471}; + +const LC3_FLOAT quants_pts_tns[17] = { -0.995727539062500, -0.961822509765625, -0.895172119140625, + -0.798004150390625, -0.673706054687500, -0.526428222656250, + -0.361236572265625, -0.183746337890625, 0.000000000000000, + 0.183746337890625, 0.361236572265625, 0.526428222656250, + 0.673706054687500, 0.798004150390625, 0.895172119140625, + 0.961822509765625, 0.995727539062500}; + +const LC3_FLOAT quants_thr_tns[18] = {-1, + -0.982973099683902, + -0.932472229404356, + -0.850217135729614, + -0.739008917220659, + -0.602634636379256, + -0.445738355776538, + -0.273662990072083, + -0.0922683594633020, + 0.0922683594633020, + 0.273662990072083, + 0.445738355776538, + 0.602634636379256, + 0.739008917220659, + 0.850217135729614, + 0.932472229404356, + 0.982973099683902, + 1}; + +/* SNS */ +const LC3_FLOAT sns_W[6] = {0.0833333333333333, 0.166666666666667, 0.250000000000000, 0.250000000000000, 0.166666666666667, 0.0833333333333333}; + +const LC3_FLOAT sns_preemph_8[64] = {1, 1.05250028527773, 1.10775685050971, 1.16591440117983, 1.22712523985119, 1.29154966501488, 1.35935639087853, 1.43072298919376, 1.50583635427984, 1.58489319246111, 1.66810053720006, 1.75567629127500, 1.84784979742229, 1.94486243893736, 2.04696827180752, 2.15443469003188, 2.26754312587080, 2.38658978685858, 2.51188643150958, 2.64376118574910, 2.78255940220713, 2.92864456462524, 3.08239923974514, 3.24422607917163, 3.41454887383360, 3.59381366380463, 3.78248990638938, 3.98107170553497, 4.19007910578667, 4.41005945417674, 4.64158883361278, 4.88527357151939, 5.14175182768393, 5.41169526546464, 5.69581081073769, 5.99484250318941, 6.30957344480193, 6.64082785063484, 6.98947320727349, 7.35642254459641, 7.74263682681127, 8.14912746902074, 8.57695898590894, 9.02725177948457, 9.50118507318144, 10, 10.5250028527773, 11.0775685050971, 11.6591440117983, 12.2712523985119, 12.9154966501488, 13.5935639087853, 14.3072298919376, 15.0583635427984, 15.8489319246111, 16.6810053720006, 17.5567629127500, 18.4784979742229, 19.4486243893736, 20.4696827180752, 21.5443469003188, 22.6754312587080, 23.8658978685858, 25.1188643150958}; + +const LC3_FLOAT sns_preemph_16[64] = {1, 1.06800043251458, 1.14062492385132, 1.21818791201012, 1.30102521691083, 1.38949549437314, 1.48398178896757, 1.58489319246111, 1.69266661503788, 1.80776867696343, 1.93069772888325, 2.06198600950222, 2.20220194998738, 2.35195263507096, 2.51188643150958, 2.68269579527973, 2.86512026966378, 3.05994968720720, 3.26802758941013, 3.49025487895958, 3.72759372031494, 3.98107170553497, 4.25178630338289, 4.54090961097248, 4.84969342852820, 5.17947467923121, 5.53168119761723, 5.90783791158795, 6.30957344480193, 6.73862716803095, 7.19685673001152, 7.68624610039774, 8.20891415963826, 8.76712387296868, 9.36329208823941, 10, 10.6800043251458, 11.4062492385132, 12.1818791201012, 13.0102521691083, 13.8949549437314, 14.8398178896756, 15.8489319246111, 16.9266661503788, 18.0776867696343, 19.3069772888325, 20.6198600950222, 22.0220194998738, 23.5195263507096, 25.1188643150958, 26.8269579527973, 28.6512026966378, 30.5994968720720, 32.6802758941013, 34.9025487895958, 37.2759372031494, 39.8107170553497, 42.5178630338289, 45.4090961097248, 48.4969342852820, 51.7947467923121, 55.3168119761723, 59.0783791158795, 63.0957344480193}; + +const LC3_FLOAT sns_preemph_24[64] = {1, 1.08372885005949, 1.17446822045126, 1.27280509398106, 1.37937560084995, 1.49486913370923, 1.62003280726413, 1.75567629127500, 1.90267704822016, 2.06198600950222, 2.23463372691659, 2.42173703917547, 2.62450629661210, 2.84425319080132, 3.08239923974514, 3.34048498351325, 3.62017994982380, 3.92329345403096, 4.25178630338289, 4.60778348126382, 4.99358789347315, 5.41169526546464, 5.86481028691437, 6.35586410805477, 6.88803330095657, 7.46476040841712, 8.08977621338348, 8.76712387296868, 9.50118507318144, 10.2967083735613, 11.1588399250775, 12.0931567600021, 13.1057028691062, 14.2030282995578, 15.3922315264422, 16.6810053720006, 18.0776867696343, 19.5913106945915, 21.2316686102078, 23.0093718077846, 24.9359200498416, 27.0237759607902, 29.2864456462524, 31.7385660625428, 34.3959997014966, 37.2759372031494, 40.3970085600588, 43.7794036326358, 47.4450027550866, 51.4175182768393, 55.7226479550717, 60.3882411906196, 65.4444791826252, 70.9240701673285, 76.8624610039774, 83.2980664765827, 90.2725177948458, 97.8309319017829, 106.022203330167, 114.899320495775, 124.519708473503, 134.945600473732, 146.244440421985, 158.489319246111}; + +const LC3_FLOAT sns_preemph_32[64] = {1, 1.09968889964399, 1.20931567600021, 1.32987102506290, 1.46244440421985, 1.60823387766704, 1.76855694330186, 1.94486243893736, 2.13874363543396, 2.35195263507096, 2.58641620527597, 2.84425319080132, 3.12779366170121, 3.43959997014966, 3.78248990638938, 4.15956216307185, 4.57422433810926, 5.03022372910014, 5.53168119761723, 6.08312840938905, 6.68954878691415, 7.35642254459641, 8.08977621338348, 8.89623710246182, 9.78309319017829, 10.7583589854218, 11.8308479546535, 13.0102521691083, 14.3072298919376, 15.7335018968185, 17.3019573884589, 19.0267704822017, 20.9235282953511, 23.0093718077846, 25.3031507648021, 27.8255940220712, 30.5994968720720, 33.6499270449086, 37.0044512451161, 40.6933842716715, 44.7500629725045, 49.2111475092328, 54.1169526546464, 59.5118121168741, 65.4444791826252, 71.9685673001152, 79.1430345832182, 87.0327166153056, 95.7089123677128, 105.250028527773, 115.742288059206, 127.280509398106, 139.968963326130, 153.922315264422, 169.266661503788, 186.140668735512, 204.696827180752, 225.102828643018, 247.543081937190, 272.220379389991, 299.357729472049, 329.200372123041, 362.017994982380, 398.107170553497}; + +const LC3_FLOAT sns_preemph_48[64] = {1, 1.11588399250775, 1.24519708473503, 1.38949549437314, 1.55051577983262, 1.73019573884589, 1.93069772888325, 2.15443469003188, 2.40409918350997, 2.68269579527973, 2.99357729472049, 3.34048498351325, 3.72759372031494, 4.15956216307185, 4.64158883361278, 5.17947467923121, 5.77969288415331, 6.44946677103762, 7.19685673001152, 8.03085722139151, 8.96150501946605, 10, 11.1588399250775, 12.4519708473503, 13.8949549437314, 15.5051577983262, 17.3019573884589, 19.3069772888325, 21.5443469003188, 24.0409918350997, 26.8269579527973, 29.9357729472049, 33.4048498351324, 37.2759372031494, 41.5956216307185, 46.4158883361278, 51.7947467923121, 57.7969288415332, 64.4946677103762, 71.9685673001152, 80.3085722139151, 89.6150501946605, 100, 111.588399250775, 124.519708473503, 138.949549437314, 155.051577983263, 173.019573884589, 193.069772888325, 215.443469003188, 240.409918350997, 268.269579527972, 299.357729472049, 334.048498351324, 372.759372031494, 415.956216307185, 464.158883361278, 517.947467923121, 577.969288415331, 644.946677103762, 719.685673001152, 803.085722139151, 896.150501946605, 1000}; + +const LC3_FLOAT sns_preemph_96[64] = {1, 1.13231759012767, 1.28214312491253, 1.45179321339972, 1.64389099276047, 1.86140668735512, 2.10770353447348, 2.38658978685858, 2.70237759607902, 3.05994968720720, 3.46483485573037, 3.92329345403096, 4.44241418923200, 5.03022372910014, 5.69581081073769, 6.44946677103762, 7.30284467178980, 8.26913947983772, 9.36329208823941, 10.6022203330167, 12.0050805774841, 13.5935639087853, 15.3922315264422, 17.4288945087081, 19.7350438286898, 22.3463372691659, 25.3031507648021, 28.6512026966378, 32.4422607917163, 36.7349425579696, 41.5956216307185, 47.0994540447575, 53.3315403002887, 60.3882411906196, 68.3786677370108, 77.4263682681127, 87.6712387296868, 99.2716857619066, 112.407075989833, 127.280509398106, 144.121959671886, 163.191830060146, 184.784979742229, 209.235282953511, 236.920791363601, 268.269579527972, 303.766363795677, 343.959997014966, 389.471954920307, 441.005945417674, 499.358789347315, 565.432740962822, 640.249438626305, 724.965701425931, 820.891415963825, 929.509789880649, 1052.50028527773, 1191.76458663437, 1349.45600473732, 1528.01277126748, 1730.19573884589, 1959.13106945914, 2218.35857131422, 2511.88643150958}; + +const LC3_FLOAT *sns_preemph_all[6] = {sns_preemph_8, sns_preemph_16, sns_preemph_24, sns_preemph_32, sns_preemph_48, sns_preemph_96}; + +const LC3_FLOAT sns_vq_far_adj_gains_fl[8] = {1.05859375000000, 1.23706054687500, 1.43920898437500, 1.98950195312500, + 2.49877929687500, 3.13110351562500, 4.11816406250000, 4.85400390625000}; + +const LC3_FLOAT sns_vq_near_adj_gains_fl[4] = {1.73315429687500, 2.22949218750000, 2.74731445312500, 3.61523437500000}; + +const LC3_FLOAT sns_vq_reg_lf_adj_gains_fl[4] = {1.52465820312500, 3.67260742187500, 4.36059570312500, + 5.13037109375000}; + +const LC3_FLOAT q_g_sns[6] = {2.17651367187500, 2.94287109375000, 1.52465820312500, + 3.67260742187500, 4.36059570312500, 5.13037109375000}; + +const LC3_FLOAT sns_vq_reg_adj_gains_fl[2] = {2.17651367187500, 2.94287109375000}; + +/* First element in each row is multiplied with norm2 = 1 / sqrt(2) */ +const LC3_FLOAT idct_lookup[M][M] = { + {0.707106781186547, 0.995184726672197, 0.980785280403230, 0.956940335732209, 0.923879532511287, 0.881921264348355, 0.831469612302545, 0.773010453362737, 0.707106781186548, 0.634393284163646, 0.555570233019602, 0.471396736825998, 0.382683432365090, 0.290284677254462, 0.195090322016128, 0.0980171403295608}, + {0.707106781186547, 0.956940335732209, 0.831469612302545, 0.634393284163646, 0.382683432365090, 0.0980171403295608, -0.195090322016128, -0.471396736825998, -0.707106781186548, -0.881921264348355, -0.980785280403230, -0.995184726672197, -0.923879532511287, -0.773010453362737, -0.555570233019602, -0.290284677254462}, + {0.707106781186547, 0.881921264348355, 0.555570233019602, 0.0980171403295608, -0.382683432365090, -0.773010453362737, -0.980785280403230, -0.956940335732209, -0.707106781186548, -0.290284677254462, 0.195090322016128, 0.634393284163646, 0.923879532511287, 0.995184726672197, 0.831469612302546, 0.471396736825998}, + {0.707106781186547, 0.773010453362737, 0.195090322016128, -0.471396736825998, -0.923879532511287, -0.956940335732209, -0.555570233019602, 0.0980171403295601, 0.707106781186547, 0.995184726672197, 0.831469612302546, 0.290284677254463, -0.382683432365090, -0.881921264348355, -0.980785280403231, -0.634393284163645}, + {0.707106781186547, 0.634393284163646, -0.195090322016128, -0.881921264348355, -0.923879532511287, -0.290284677254462, 0.555570233019602, 0.995184726672197, 0.707106781186548, -0.0980171403295600, -0.831469612302545, -0.956940335732209, -0.382683432365091, 0.471396736825997, 0.980785280403230, 0.773010453362738}, + {0.707106781186547, 0.471396736825998, -0.555570233019602, -0.995184726672197, -0.382683432365090, 0.634393284163645, 0.980785280403231, 0.290284677254463, -0.707106781186547, -0.956940335732209, -0.195090322016130, 0.773010453362736, 0.923879532511287, 0.0980171403295626, -0.831469612302544, -0.881921264348356}, + {0.707106781186547, 0.290284677254462, -0.831469612302545, -0.773010453362737, 0.382683432365090, 0.995184726672197, 0.195090322016128, -0.881921264348356, -0.707106781186547, 0.471396736825997, 0.980785280403230, 0.0980171403295591, -0.923879532511287, -0.634393284163646, 0.555570233019604, 0.956940335732208}, + {0.707106781186547, 0.0980171403295608, -0.980785280403230, -0.290284677254463, 0.923879532511287, 0.471396736825998, -0.831469612302544, -0.634393284163647, 0.707106781186547, 0.773010453362738, -0.555570233019602, -0.881921264348356, 0.382683432365086, 0.956940335732209, -0.195090322016125, -0.995184726672197}, + {0.707106781186547, -0.0980171403295607, -0.980785280403230, 0.290284677254463, 0.923879532511287, -0.471396736825998, -0.831469612302545, 0.634393284163646, 0.707106781186547, -0.773010453362737, -0.555570233019603, 0.881921264348356, 0.382683432365088, -0.956940335732209, -0.195090322016127, 0.995184726672197}, + {0.707106781186547, -0.290284677254462, -0.831469612302546, 0.773010453362737, 0.382683432365090, -0.995184726672197, 0.195090322016127, 0.881921264348356, -0.707106781186547, -0.471396736825998, 0.980785280403230, -0.0980171403295577, -0.923879532511288, 0.634393284163644, 0.555570233019606, -0.956940335732208}, + {0.707106781186547, -0.471396736825998, -0.555570233019602, 0.995184726672197, -0.382683432365090, -0.634393284163645, 0.980785280403230, -0.290284677254463, -0.707106781186547, 0.956940335732209, -0.195090322016129, -0.773010453362737, 0.923879532511287, -0.0980171403295610, -0.831469612302545, 0.881921264348355}, + {0.707106781186547, -0.634393284163645, -0.195090322016129, 0.881921264348355, -0.923879532511286, 0.290284677254461, 0.555570233019603, -0.995184726672197, 0.707106781186547, 0.0980171403295628, -0.831469612302547, 0.956940335732208, -0.382683432365089, -0.471396736825999, 0.980785280403231, -0.773010453362733}, + {0.707106781186547, -0.773010453362737, 0.195090322016128, 0.471396736825998, -0.923879532511287, 0.956940335732209, -0.555570233019602, -0.0980171403295592, 0.707106781186548, -0.995184726672197, 0.831469612302546, -0.290284677254462, -0.382683432365091, 0.881921264348355, -0.980785280403231, 0.634393284163644}, + {0.707106781186547, -0.881921264348355, 0.555570233019602, -0.0980171403295600, -0.382683432365091, 0.773010453362738, -0.980785280403231, 0.956940335732208, -0.707106781186546, 0.290284677254462, 0.195090322016130, -0.634393284163649, 0.923879532511288, -0.995184726672197, 0.831469612302542, -0.471396736825993}, + {0.707106781186547, -0.956940335732209, 0.831469612302545, -0.634393284163645, 0.382683432365090, -0.0980171403295615, -0.195090322016130, 0.471396736825998, -0.707106781186548, 0.881921264348355, -0.980785280403230, 0.995184726672197, -0.923879532511285, 0.773010453362735, -0.555570233019601, 0.290284677254462}, + {0.707106781186547, -0.995184726672197, 0.980785280403230, -0.956940335732209, 0.923879532511286, -0.881921264348355, 0.831469612302544, -0.773010453362736, 0.707106781186546, -0.634393284163644, 0.555570233019601, -0.471396736825994, 0.382683432365086, -0.290284677254458, 0.195090322016124, -0.0980171403295567} +}; + +const LC3_FLOAT sns_dec_gains[4][8] = { + {2.17651367187500, 2.94287109375000, 0, 0, 0, 0, 0, 0}, + {1.52465820312500, 3.67260742187500, 4.36059570312500, 5.13037109375000, 0, 0, 0, 0}, + {1.73315429687500, 2.22949218750000, 2.74731445312500, 3.61523437500000, 0, 0, 0, 0}, + {1.05859375000000, 1.23706054687500, 1.43920898437500, 1.98950195312500, 2.49877929687500, 3.13110351562500, + 4.11816406250000, 4.85400390625000}}; + +/* Global Gain */ +const LC3_INT gg_p1[6] = {80, 230, 380, 530, 680, 830}; +const LC3_INT gg_p2[6] = {500, 1025, 1550, 2075, 2600, 3125}; +const LC3_INT gg_p3[6] = {850, 1700, 2550, 3400, 4250, 5100}; + +const LC3_FLOAT gg_c[6] = {0.00575396825396825, 0.00500524109014675, 0.00473646723646723, + 0.00459816612729234, 0.00451388888888889, 0.004457153231663}; +const LC3_FLOAT gg_d[6] = {1310.34482758621, 3241.36125654450, 5267.66917293233, + 7326.39296187684, 9400.00000000000, 11481.67006109979}; + +/* Olpa */ +const LC3_FLOAT olpa_down2[5] = {0.1236796411180537, 0.2353512128364889, 0.2819382920909148, 0.2353512128364889, + 0.1236796411180537}; + +const LC3_FLOAT olpa_acw[98] = {1.0, + 0.994845360824742, + 0.989690721649485, + 0.984536082474227, + 0.979381443298969, + 0.974226804123711, + 0.969072164948454, + 0.963917525773196, + 0.958762886597938, + 0.953608247422680, + 0.948453608247423, + 0.943298969072165, + 0.938144329896907, + 0.932989690721650, + 0.927835051546392, + 0.922680412371134, + 0.917525773195876, + 0.912371134020619, + 0.907216494845361, + 0.902061855670103, + 0.896907216494845, + 0.891752577319588, + 0.886597938144330, + 0.881443298969072, + 0.876288659793814, + 0.871134020618557, + 0.865979381443299, + 0.860824742268041, + 0.855670103092784, + 0.850515463917526, + 0.845360824742268, + 0.840206185567010, + 0.835051546391753, + 0.829896907216495, + 0.824742268041237, + 0.819587628865979, + 0.814432989690722, + 0.809278350515464, + 0.804123711340206, + 0.798969072164949, + 0.793814432989691, + 0.788659793814433, + 0.783505154639175, + 0.778350515463918, + 0.773195876288660, + 0.768041237113402, + 0.762886597938144, + 0.757731958762887, + 0.752577319587629, + 0.747422680412371, + 0.742268041237113, + 0.737113402061856, + 0.731958762886598, + 0.726804123711340, + 0.721649484536083, + 0.716494845360825, + 0.711340206185567, + 0.706185567010309, + 0.701030927835052, + 0.695876288659794, + 0.690721649484536, + 0.685567010309278, + 0.680412371134021, + 0.675257731958763, + 0.670103092783505, + 0.664948453608247, + 0.659793814432990, + 0.654639175257732, + 0.649484536082474, + 0.644329896907216, + 0.639175257731959, + 0.634020618556701, + 0.628865979381443, + 0.623711340206186, + 0.618556701030928, + 0.613402061855670, + 0.608247422680412, + 0.603092783505155, + 0.597938144329897, + 0.592783505154639, + 0.587628865979382, + 0.582474226804124, + 0.577319587628866, + 0.572164948453608, + 0.567010309278351, + 0.561855670103093, + 0.556701030927835, + 0.551546391752577, + 0.546391752577320, + 0.541237113402062, + 0.536082474226804, + 0.530927835051546, + 0.525773195876289, + 0.520618556701031, + 0.515463917525773, + 0.510309278350515, + 0.505154639175258, + 0.500000000000000}; + +/* LTPF */ +const LC3_FLOAT conf_tilt_filter_16[4][3] = {{6.023618207009578e-01, 4.197609261363617e-01, -1.883424527883687e-02}, + {5.994768582584314e-01, 4.197609261363620e-01, -1.594928283631041e-02}, + {5.967764663733787e-01, 4.197609261363617e-01, -1.324889095125780e-02}, + {5.942410120098895e-01, 4.197609261363618e-01, -1.071343658776831e-02}}; + +const LC3_FLOAT conf_tilt_filter_24[4][5] = {{3.989695588963494e-01, 5.142508607708275e-01, 1.004382966157454e-01, + -1.278893956818042e-02, -1.572280075461383e-03}, + {3.948634911286333e-01, 5.123819208048688e-01, 1.043194926386267e-01, + -1.091999960222166e-02, -1.347408330627317e-03}, + {3.909844475885914e-01, 5.106053522688359e-01, 1.079832524685944e-01, + -9.143431066188848e-03, -1.132124620551895e-03}, + {3.873093888199928e-01, 5.089122083363975e-01, 1.114517380217371e-01, + -7.450287133750717e-03, -9.255514050963111e-04}}; + +const LC3_FLOAT conf_tilt_filter_32[4][7] = { + {2.982379446702096e-01, 4.652809203721290e-01, 2.105997428614279e-01, 3.766780380806063e-02, -1.015696155796564e-02, + -2.535880996101096e-03, -3.182946168719958e-04}, + {2.943834154510240e-01, 4.619294002718798e-01, 2.129465770091844e-01, 4.066175002688857e-02, -8.693272297010050e-03, + -2.178307114679820e-03, -2.742888063983188e-04}, + {2.907439213122688e-01, 4.587461910960279e-01, 2.151456974108970e-01, 4.350104772529774e-02, -7.295495347716925e-03, + -1.834395637237086e-03, -2.316920186482416e-04}, + {2.872975852589158e-01, 4.557148886861379e-01, 2.172126950911401e-01, 4.620088878229615e-02, -5.957463802125952e-03, + -1.502934284345198e-03, -1.903851911308866e-04}}; + +const LC3_FLOAT conf_tilt_filter_48[4][11] = { + {1.981363739883217e-01, 3.524494903964904e-01, 2.513695269649414e-01, 1.424146237314458e-01, 5.704731023952599e-02, + 9.293366241586384e-03, -7.226025368953745e-03, -3.172679890356356e-03, -1.121835963567014e-03, + -2.902957238400140e-04, -4.270815593769240e-05}, + {1.950709426598375e-01, 3.484660408341632e-01, 2.509988459466574e-01, 1.441167412482088e-01, 5.928947317677285e-02, + 1.108923827452231e-02, -6.192908108653504e-03, -2.726705509251737e-03, -9.667125826217151e-04, + -2.508100923165204e-04, -3.699938766131869e-05}, + {1.921810055196015e-01, 3.446945561091513e-01, 2.506220094626024e-01, 1.457102447664837e-01, 6.141132133664525e-02, + 1.279941396562798e-02, -5.203721087886321e-03, -2.297324511109085e-03, -8.165608133217555e-04, + -2.123855748277408e-04, -3.141271330981649e-05}, + {1.894485314175868e-01, 3.411139251108252e-01, 2.502406876894361e-01, 1.472065631098081e-01, 6.342477229539051e-02, + 1.443203434150312e-02, -4.254449144657098e-03, -1.883081472613493e-03, -6.709619060722140e-04, + -1.749363341966872e-04, -2.593864735284285e-05}}; + +const LC3_FLOAT conf_inter_filter_16[4][4] = { + {2.098804630681809e-01, 5.835275754221211e-01, 2.098804630681809e-01, 0.000000000000000e+00}, + {1.069991860896389e-01, 5.500750019177116e-01, 3.356906254147840e-01, 6.698858366939680e-03}, + {3.967114782344967e-02, 4.592209296082350e-01, 4.592209296082350e-01, 3.967114782344967e-02}, + {6.698858366939680e-03, 3.356906254147840e-01, 5.500750019177116e-01, 1.069991860896389e-01}}; + +const LC3_FLOAT conf_inter_filter_24[4][6] = {{6.322231627323796e-02, 2.507309606013235e-01, 3.713909428901578e-01, + 2.507309606013235e-01, 6.322231627323796e-02, 0.000000000000000e+00}, + {3.459272174099855e-02, 1.986515602645028e-01, 3.626411726581452e-01, + 2.986750548992179e-01, 1.013092873505928e-01, 4.263543712369752e-03}, + {1.535746784963907e-02, 1.474344878058222e-01, 3.374259553990717e-01, + 3.374259553990717e-01, 1.474344878058222e-01, 1.535746784963907e-02}, + {4.263543712369752e-03, 1.013092873505928e-01, 2.986750548992179e-01, + 3.626411726581452e-01, 1.986515602645028e-01, 3.459272174099855e-02}}; + +const LC3_FLOAT conf_inter_filter_32[4][8] = { + {2.900401878228730e-02, 1.129857420560927e-01, 2.212024028097570e-01, 2.723909472446145e-01, 2.212024028097570e-01, + 1.129857420560927e-01, 2.900401878228730e-02, 0.000000000000000e+00}, + {1.703153418385261e-02, 8.722503785537784e-02, 1.961407762232199e-01, 2.689237982237257e-01, 2.424999102756389e-01, + 1.405773364650031e-01, 4.474877169485788e-02, 3.127030243100724e-03}, + {8.563673748488349e-03, 6.426222944493845e-02, 1.687676705918012e-01, 2.587445937795505e-01, 2.587445937795505e-01, + 1.687676705918012e-01, 6.426222944493845e-02, 8.563673748488349e-03}, + {3.127030243100724e-03, 4.474877169485788e-02, 1.405773364650031e-01, 2.424999102756389e-01, 2.689237982237257e-01, + 1.961407762232199e-01, 8.722503785537784e-02, 1.703153418385261e-02}}; + +const LC3_FLOAT conf_inter_filter_48[4][12] = { + {1.082359386659387e-02, 3.608969221303979e-02, 7.676401468099964e-02, 1.241530577501703e-01, 1.627596438300696e-01, + 1.776771417779109e-01, 1.627596438300696e-01, 1.241530577501703e-01, 7.676401468099964e-02, 3.608969221303979e-02, + 1.082359386659387e-02, 0.000000000000000e+00}, + {7.041404930459358e-03, 2.819702319820420e-02, 6.547044935127551e-02, 1.124647986743299e-01, 1.548418956489015e-01, + 1.767122381341857e-01, 1.691507213057663e-01, 1.352901577989766e-01, 8.851425011427483e-02, 4.499353848562444e-02, + 1.557613714732002e-02, 2.039721956502016e-03}, + {4.146998467444788e-03, 2.135757310741917e-02, 5.482735584552816e-02, 1.004971444643720e-01, 1.456060342830002e-01, + 1.738439838565869e-01, 1.738439838565869e-01, 1.456060342830002e-01, 1.004971444643720e-01, 5.482735584552816e-02, + 2.135757310741917e-02, 4.146998467444788e-03}, + {2.039721956502016e-03, 1.557613714732002e-02, 4.499353848562444e-02, 8.851425011427483e-02, 1.352901577989766e-01, + 1.691507213057663e-01, 1.767122381341857e-01, 1.548418956489015e-01, 1.124647986743299e-01, 6.547044935127551e-02, + 2.819702319820420e-02, 7.041404930459358e-03}}; + +const LC3_FLOAT inter4_1[33] = {0, + -2.874561161519444e-03, + -3.001251025861499e-03, + +2.745471654059321e-03, + +1.535727698935322e-02, + +2.868234046665657e-02, + +2.950385026557377e-02, + +4.598334491135473e-03, + -4.729632459043440e-02, + -1.058359163062837e-01, + -1.303050213607112e-01, + -7.544046357555201e-02, + +8.357885725250529e-02, + +3.301825710764459e-01, + +6.032970076366158e-01, + +8.174886856243178e-01, + +8.986382851273982e-01, + +8.174886856243178e-01, + +6.032970076366158e-01, + +3.301825710764459e-01, + +8.357885725250529e-02, + -7.544046357555201e-02, + -1.303050213607112e-01, + -1.058359163062837e-01, + -4.729632459043440e-02, + +4.598334491135473e-03, + +2.950385026557377e-02, + +2.868234046665657e-02, + +1.535727698935322e-02, + +2.745471654059321e-03, + -3.001251025861499e-03, + -2.874561161519444e-03, + 0}; + +const LC3_FLOAT enc_inter_filter[4][4] = { + {+2.098804630681809e-01, +5.835275754221211e-01, +2.098804630681809e-01, 0}, + {+1.069991860896389e-01, +5.500750019177116e-01, +3.356906254147840e-01, +6.698858366939680e-03}, + {+3.967114782344967e-02, +4.592209296082350e-01, +4.592209296082350e-01, +3.967114782344967e-02}, + {+6.698858366939680e-03, +3.356906254147840e-01, +5.500750019177116e-01, +1.069991860896389e-01}}; + +/* Bandwidth Detector */ +const LC3_INT threshold_quiet[4] = {20, 10, 10, 10}; +const LC3_INT threshold_brickwall[4] = {15, 23, 20, 20}; +const LC3_INT brickwall_dist[4] = {4, 4, 3, 1}; +const LC3_INT BW_warp_idx_start_16k[4] = {53, 0, 0, 0}; +const LC3_INT BW_warp_idx_stop_16k[4] = {63, 0, 0, 0}; +const LC3_INT BW_warp_idx_start_24k[4] = {47, 59, 0, 0}; +const LC3_INT BW_warp_idx_stop_24k[4] = {56, 63, 0, 0}; +const LC3_INT BW_warp_idx_start_32k[4] = {44, 54, 60, 0}; +const LC3_INT BW_warp_idx_stop_32k[4] = {52, 59, 63, 0}; +const LC3_INT BW_warp_idx_start_48k[4] = {41, 51, 57, 61}; +const LC3_INT BW_warp_idx_stop_48k[4] = {49, 55, 60, 63}; +const LC3_INT* BW_warp_idx_start_all[4] = {BW_warp_idx_start_16k, BW_warp_idx_start_24k, BW_warp_idx_start_32k, + BW_warp_idx_start_48k}; +const LC3_INT* BW_warp_idx_stop_all[4] = {BW_warp_idx_stop_16k, BW_warp_idx_stop_24k, BW_warp_idx_stop_32k, + BW_warp_idx_stop_48k}; + +const LC3_INT BW_warp_idx_start_16k_2_5ms[4] = {24, 0, 0, 0}; +const LC3_INT BW_warp_idx_stop_16k_2_5ms[4] = {34, 0, 0, 0}; +const LC3_INT BW_warp_idx_start_24k_2_5ms[4] = {24, 35, 0, 0}; +const LC3_INT BW_warp_idx_stop_24k_2_5ms[4] = {32, 39, 0, 0}; +const LC3_INT BW_warp_idx_start_32k_2_5ms[4] = {24, 33, 39, 0}; +const LC3_INT BW_warp_idx_stop_32k_2_5ms[4] = {31, 38, 42, 0}; +const LC3_INT BW_warp_idx_start_48k_2_5ms[4] = {22, 31, 37, 41}; +const LC3_INT BW_warp_idx_stop_48k_2_5ms[4] = {29, 35, 40, 43}; + +const LC3_INT* BW_warp_idx_start_all_2_5ms[4] = {BW_warp_idx_start_16k_2_5ms, BW_warp_idx_start_24k_2_5ms, + BW_warp_idx_start_32k_2_5ms, BW_warp_idx_start_48k_2_5ms}; +const LC3_INT* BW_warp_idx_stop_all_2_5ms[4] = {BW_warp_idx_stop_16k_2_5ms, BW_warp_idx_stop_24k_2_5ms, + BW_warp_idx_stop_32k_2_5ms, BW_warp_idx_stop_48k_2_5ms}; + +const LC3_INT bands_number_2_5ms_HR[6] = {20, 35, 40, 43, 45, 49}; + +const LC3_INT bands_number_2_5ms[5] = {20, 35, 40, 43, 44}; + + +const LC3_INT BW_warp_idx_start_16k_5ms[4] = {39, 0, 0, 0}; +const LC3_INT BW_warp_idx_stop_16k_5ms[4] = {49, 0, 0, 0}; +const LC3_INT BW_warp_idx_start_24k_5ms[4] = {35, 47, 0, 0}; +const LC3_INT BW_warp_idx_stop_24k_5ms[4] = {44, 51, 0, 0}; +const LC3_INT BW_warp_idx_start_32k_5ms[4] = {34, 44, 50, 0}; +const LC3_INT BW_warp_idx_stop_32k_5ms[4] = {42, 49, 53, 0}; +const LC3_INT BW_warp_idx_start_48k_5ms[4] = {32, 42, 48, 52}; +const LC3_INT BW_warp_idx_stop_48k_5ms[4] = {40, 46, 51, 54}; + +const LC3_INT* BW_warp_idx_start_all_5ms[4] = {BW_warp_idx_start_16k_5ms, BW_warp_idx_start_24k_5ms, + BW_warp_idx_start_32k_5ms, BW_warp_idx_start_48k_5ms}; +const LC3_INT* BW_warp_idx_stop_all_5ms[4] = {BW_warp_idx_stop_16k_5ms, BW_warp_idx_stop_24k_5ms, + BW_warp_idx_stop_32k_5ms, BW_warp_idx_stop_48k_5ms}; + +const LC3_INT bands_number_5ms[6] = {39, 50, 52, 54, 55, 58}; + + +const LC3_INT BW_cutoff_bin_all[MAX_BW_BANDS_NUMBER] = {80, 160, 240, 320, 400, 400}; +const LC3_INT BW_cutoff_bits_all[MAX_BW_BANDS_NUMBER] = {0, 1, 2, 2, 3, 0}; + +const LC3_INT BW_cutoff_bin_all_5ms[MAX_BW_BANDS_NUMBER] = {40, 80, 120, 160, 200, 200}; +const LC3_INT BW_cutoff_bin_all_2_5ms[MAX_BW_BANDS_NUMBER] = {20, 40, 60, 80, 100, 100}; + +#ifdef CR8_G_ADD_75MS +const LC3_INT BW_cutoff_bin_all_7_5ms[] = {60, 120, 180, 240, 300, 300}; +const LC3_INT bands_number_7_5ms_HR [] = {60, 64, 64, 64, 64, 64}; +const LC3_INT bands_number_7_5ms [] = {60, 64, 64, 64, 64}; + +const LC3_INT BW_warp_idx_start_16k_7_5ms[4] = {51, 0, 0, 0}; +const LC3_INT BW_warp_idx_stop_16k_7_5ms[4] = {63, 0, 0, 0}; + +const LC3_INT BW_warp_idx_start_24k_7_5ms[4] = {45, 58, 0, 0}; +const LC3_INT BW_warp_idx_stop_24k_7_5ms[4] = {55, 63, 0, 0}; + +const LC3_INT BW_warp_idx_start_32k_7_5ms[4] = {42, 53, 60, 0}; +const LC3_INT BW_warp_idx_stop_32k_7_5ms[4] = {51, 58, 63, 0}; + +const LC3_INT BW_warp_idx_start_48k_7_5ms[4] = {40, 51, 57, 61}; +const LC3_INT BW_warp_idx_stop_48k_7_5ms[4] = {48, 55, 60, 63}; + +const LC3_INT brickwall_dist_7_5ms[4] = {4, 4, 3, 2}; + +const LC3_INT* BW_warp_idx_start_all_7_5ms[4] = {BW_warp_idx_start_16k_7_5ms, BW_warp_idx_start_24k_7_5ms, + BW_warp_idx_start_32k_7_5ms, BW_warp_idx_start_48k_7_5ms}; +const LC3_INT* BW_warp_idx_stop_all_7_5ms[4] = {BW_warp_idx_stop_16k_7_5ms, BW_warp_idx_stop_24k_7_5ms, + BW_warp_idx_stop_32k_7_5ms, BW_warp_idx_stop_48k_7_5ms}; +#endif + +/* Arithmetic coding */ +const LC3_INT tns_cf[8][18] = {{0, 1, 6, 21, 52, 106, 192, 289, 409, 568, 720, 831, 935, 994, 1016, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 17, 60, 154, 293, 466, 626, 780, 911, 989, 1016, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 13, 56, 162, 361, 578, 788, 929, 1003, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 6, 17, 66, 270, 555, 852, 972, 1011, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 12, 54, 295, 636, 950, 1008, 1017, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 19, 224, 590, 967, 1014, 1019, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 19, 300, 630, 1001, 1018, 1019, 1020, 1021, 1022, 1023, 1024}, + {0, 1, 2, 3, 4, 5, 6, 11, 308, 309, 991, 1017, 1019, 1020, 1021, 1022, 1023, 1024}}; + +const LC3_INT tns_freq_cf[2][9] = {{0, 3, 12, 35, 89, 200, 390, 658, 1024}, {0, 14, 56, 156, 313, 494, 672, 839, 1024}}; + +/* MDCT Windows */ + + +#ifdef CR8_G_ADD_75MS + +const LC3_FLOAT MDCT_HRA_WINDOW_480_7_5ms[720] = { + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 6.809599915345237e-08, 2.716186708704376e-07, 6.424371293934969e-07, + 1.260808101892957e-06, 2.229378921489615e-06, 3.679074029772919e-06, 5.774505277720125e-06, 8.719889849723028e-06, + 1.276556063788606e-05, 1.821508881356302e-05, 2.543302196376427e-05, 3.485323086760931e-05, 4.698784831976895e-05, + 6.243677337396717e-05, 8.189770380196378e-05, 1.061766484618177e-04, 1.361988597286949e-04, 1.730201142776986e-04, + 2.178382584565609e-04, 2.720049223973359e-04, 3.370372950540977e-04, 4.146298406925523e-04, 5.066658261806472e-04, + 6.152285179265661e-04, 7.426118976760646e-04, 8.913307378108167e-04, 1.064129869478226e-03, 1.263992471022180e-03, + 1.494147199957892e-03, 1.758073989316892e-03, 2.059508328742228e-03, 2.402443852384859e-03, 2.791133059566779e-03, + 3.230086000439834e-03, 3.724066767561293e-03, 4.278087645481125e-03, 4.897400784114414e-03, 5.587487277846723e-03, + 6.354043550947961e-03, 7.202964970873775e-03, 8.140326634299601e-03, 9.172361296110928e-03, 1.030543443887801e-02, + 1.154601650935216e-02, 1.290065237897715e-02, 1.437592811702264e-02, 1.597843519739845e-02, 1.771473229314812e-02, + 1.959130484567766e-02, 2.161452262855616e-02, 2.379059555782150e-02, 2.612552803171593e-02, 2.862507211224012e-02, + 3.129467988842215e-02, 3.413945538633399e-02, 3.716410641324389e-02, 4.037289674248027e-02, 4.376959906123697e-02, + 4.735744911533900e-02, 5.113910149261011e-02, 5.511658748968899e-02, 5.929127550571237e-02, 6.366383440006920e-02, + 6.823420024032127e-02, 7.300154685033973e-02, 7.796426054773728e-02, 8.311991943385708e-02, 8.846527756905853e-02, + 9.399625433100661e-02, 9.970792921440458e-02, 1.055945422874181e-01, 1.116495004733158e-01, 1.178654910777398e-01, + 1.242343970754217e-01, 1.307472697698447e-01, 1.373944835632858e-01, 1.441657329773458e-01, 1.510500827600614e-01, + 1.580360226424669e-01, 1.651115279124688e-01, 1.722641255794418e-01, 1.794809657536407e-01, 1.867488977915941e-01, + 1.940545506994020e-01, 2.013844172328433e-01, 2.087249410855671e-01, 2.160626065146083e-01, 2.233840297164879e-01, + 2.306760512375861e-01, 2.379258286796330e-01, 2.451209289452065e-01, 2.522494192591140e-01, 2.592999561994307e-01, + 2.662618719765588e-01, 2.731252572097561e-01, 2.798810394677779e-01, 2.865210568632502e-01, 2.930381260187334e-01, + 2.994261037557683e-01, 3.056799418961772e-01, 3.117957346072421e-01, 3.177707577688937e-01, 3.236034998916132e-01, + 3.292936841683654e-01, 3.348422813026286e-01, 3.402515128176158e-01, 3.455248446193337e-01, 3.506669706583936e-01, + 3.556837866127393e-01, 3.605823535957678e-01, 3.653708519817664e-01, 3.700585255329578e-01, 3.746556161093967e-01, + 3.791732893437698e-01, 3.836235517669143e-01, 3.880191599752360e-01, 3.923735225365686e-01, 3.967005954344419e-01, + 4.010147719499705e-01, 4.053307679732117e-01, 4.096635038192941e-01, 4.140279836962412e-01, 4.184391740286457e-01, + 4.229118818818259e-01, 4.274606347526876e-01, 4.320995629945984e-01, 4.368422861229869e-01, 4.417018042055877e-01, + 4.466903954763946e-01, 4.518195212263102e-01, 4.570997389177666e-01, 4.625406243474134e-01, 4.681507035432432e-01, + 4.739373949335071e-01, 4.799069621682588e-01, 4.860644778142650e-01, 4.924137979843949e-01, 4.989575478073994e-01, + 5.056971174969224e-01, 5.126326686429926e-01, 5.197631502279640e-01, 5.270863237641458e-01, 5.345987968637925e-01, + 5.422960644846202e-01, 5.501725570458306e-01, 5.582216945803693e-01, 5.664359460778171e-01, 5.748068931775395e-01, + 5.833252973915712e-01, 5.919811700691291e-01, 6.007638443572958e-01, 6.096620484629849e-01, 6.186639795774059e-01, + 6.277573778837434e-01, 6.369296001295948e-01, 6.461676923061090e-01, 6.554584610342162e-01, 6.647885433136285e-01, + 6.741444743414929e-01, 6.835127531540456e-01, 6.928799058859592e-01, 7.022325464781733e-01, 7.115574346958600e-01, + 7.208415313440352e-01, 7.300720505895358e-01, 7.392365093150189e-01, 7.483227734438597e-01, 7.573191011847887e-01, + 7.662141831523945e-01, 7.749971793247219e-01, 7.836577528026495e-01, 7.921861003379914e-01, 8.005729795988183e-01, + 8.088097331417404e-01, 8.168883090622450e-01, 8.248012782960292e-01, 8.325418485469714e-01, 8.401038748212752e-01, + 8.474818665528070e-01, 8.546709913119690e-01, 8.616670751000000e-01, 8.684665992426276e-01, 8.750666939117441e-01, + 8.814651283214563e-01, 8.876602976655703e-01, 8.936512068873075e-01, 8.994374513987017e-01, 9.050191948964271e-01, + 9.103971444522861e-01, 9.155725230896603e-01, 9.205470400910444e-01, 9.253228593153561e-01, 9.299025658359243e-01, + 9.342891312395554e-01, 9.384858779525852e-01, 9.424964429799174e-01, 9.463247414564011e-01, 9.499749304154305e-01, + 9.534513731762839e-01, 9.567586047388893e-01, 9.599012985520849e-01, 9.628842349891718e-01, 9.657122718232282e-01, + 9.683903169452684e-01, 9.709233035123621e-01, 9.733161676521148e-01, 9.755738287865520e-01, 9.777011725747500e-01, + 9.797030364119408e-01, 9.815841973655319e-01, 9.833493623777330e-01, 9.850031605220572e-01, 9.865501370683191e-01, + 9.879947490888552e-01, 9.893413623279752e-01, 9.905942490570202e-01, 9.917575866483249e-01, 9.928354566216883e-01, + 9.938318439453252e-01, 9.947506364078684e-01, 9.955956239169538e-01, 9.963704976211798e-01, 9.970788487938620e-01, + 9.977241674570765e-01, 9.983098407613983e-01, 9.988391511690631e-01, 9.993152745149454e-01, 9.997412780400421e-01, + 1.000120118505655e+00, 1.000454640503141e+00, 1.000747575074179e+00, 1.001001538750552e+00, 1.001219033111063e+00, + 1.001402444937498e+00, 1.001554047032278e+00, 1.001675999738891e+00, 1.001770353183267e+00, 1.001839050231077e+00, + 1.001883930133431e+00, 1.001906732812431e+00, 1.001909103719272e+00, 1.001892599181639e+00, 1.001858692144366e+00, + 1.001808778198111e+00, 1.001744181785080e+00, 1.001666162468790e+00, 1.001575921156133e+00, 1.001474606164513e+00, + 1.001363319034069e+00, 1.001243119994661e+00, 1.001115033008877e+00, 1.000980050325283e+00, 1.000839136490102e+00, + 1.000693231779806e+00, 1.000543255031507e+00, 1.000390105861922e+00, 1.000234666278804e+00, 1.000077801700791e+00, + 9.999203614123487e-01, 9.997631784897281e-01, 9.996070692418051e-01, 9.994528322168238e-01, 9.993012468388005e-01, + 9.991530718675707e-01, 9.990090391528494e-01, 9.988698631596843e-01, 9.987362319429512e-01, 9.986087958497237e-01, + 9.984881744259831e-01, 9.983749534239558e-01, 9.982696819855041e-01, 9.981728700145615e-01, 9.980849857504854e-01, + 9.980064535530436e-01, 9.979376519085494e-01, 9.978789116654476e-01, 9.978305145064250e-01, 9.977926916628833e-01, + 9.977656228763698e-01, 9.977494356103552e-01, 9.977442045145120e-01, 9.977499511424820e-01, 9.977666439229387e-01, + 9.977941983826280e-01, 9.978324776189644e-01, 9.978812930187096e-01, 9.979404052182159e-01, 9.980095252997591e-01, + 9.980883162175314e-01, 9.981763944459758e-01, 9.982733318422902e-01, 9.983786577141155e-01, 9.984918610826710e-01, + 9.986123931308583e-01, 9.987396698251857e-01, 9.988730746997222e-01, 9.990119617896823e-01, 9.991556587016854e-01, + 9.993034698072086e-01, 9.994546795452566e-01, 9.996085558198406e-01, 9.997643534774231e-01, 9.999213178491362e-01, + 1.000078688342232e+00, 1.000235702064949e+00, 1.000391597468710e+00, 1.000545617991395e+00, 1.000697015685261e+00, + 1.000845054812993e+00, 1.000989015395319e+00, 1.001128196693676e+00, 1.001261920611439e+00, 1.001389534997449e+00, + 1.001510416835741e+00, 1.001623975305719e+00, 1.001729654697400e+00, 1.001826937166789e+00, 1.001915345317049e+00, + 1.001994444591742e+00, 1.002063845467139e+00, 1.002123205431461e+00, 1.002172230739781e+00, 1.002210677934335e+00, + 1.002238355121073e+00, 1.002255122994435e+00, 1.002260895603584e+00, 1.002255640854628e+00, 1.002239380744737e+00, + 1.002212191325473e+00, 1.002174202394129e+00, 1.002125596913369e+00, 1.002066610160972e+00, 1.001997528613025e+00, + 1.001918688565458e+00, 1.001830474500286e+00, 1.001733317204479e+00, 1.001627691650788e+00, 1.001514114651268e+00, + 1.001393142295620e+00, 1.001265367187681e+00, 1.001131415494648e+00, 1.000991943824643e+00, 1.000847635949292e+00, + 1.000699199388794e+00, 1.000547361877802e+00, 1.000392867731002e+00, 1.000236474127865e+00, 1.000078947336370e+00, + 9.999210588958194e-01, 9.997635817789274e-01, 9.996072865534386e-01, 9.994529375633210e-01, 9.993012891494056e-01, + 9.991530819289113e-01, 9.990090391528497e-01, 9.988698631596844e-01, 9.987362319429512e-01, 9.986087958497240e-01, + 9.984881744259831e-01, 9.983749534239558e-01, 9.982696819855044e-01, 9.981728700145615e-01, 9.980849857504854e-01, + 9.980064535530438e-01, 9.979376519085497e-01, 9.978789116654476e-01, 9.978305145064252e-01, 9.977926916628833e-01, + 9.977656228763698e-01, 9.977494356103552e-01, 9.977442045145120e-01, 9.977499511424820e-01, 9.977666439229387e-01, + 9.977941983826278e-01, 9.978324776189643e-01, 9.978812930187095e-01, 9.979404052182158e-01, 9.980095252997588e-01, + 9.980883162175312e-01, 9.981763944459756e-01, 9.982733318422901e-01, 9.983786577141153e-01, 9.984918610826709e-01, + 9.986123931308580e-01, 9.987396698251855e-01, 9.988730746997220e-01, 9.990119617896820e-01, 9.991556587016851e-01, + 9.993034698072083e-01, 9.994546795452562e-01, 9.996085558198403e-01, 9.997643534774228e-01, 9.999213178491358e-01, + 1.000078688342232e+00, 1.000235702064949e+00, 1.000391597468709e+00, 1.000545617991395e+00, 1.000697015685261e+00, + 1.000845054812992e+00, 1.000989015395319e+00, 1.001128196693676e+00, 1.001261920611439e+00, 1.001389534997449e+00, + 1.001510416835740e+00, 1.001623975305719e+00, 1.001729654697400e+00, 1.001826937166789e+00, 1.001915345317049e+00, + 1.001994444591742e+00, 1.002063845467139e+00, 1.002123205431461e+00, 1.002172230739781e+00, 1.002210677934335e+00, + 1.002238355121073e+00, 1.002255122994435e+00, 1.002260895603584e+00, 1.002255640854628e+00, 1.002239380744737e+00, + 1.002212191325473e+00, 1.002174202394129e+00, 1.002125596913369e+00, 1.002066610160972e+00, 1.001997528613026e+00, + 1.001918688565458e+00, 1.001830474500286e+00, 1.001733317204480e+00, 1.001627691650788e+00, 1.001514114651269e+00, + 1.001393142295620e+00, 1.001265367187681e+00, 1.001131415494648e+00, 1.000991943824644e+00, 1.000847625870882e+00, + 1.000699157018909e+00, 1.000547256415431e+00, 1.000392650246594e+00, 1.000236070641674e+00, 1.000078249725773e+00, + 9.999199133992033e-01, 9.997617746889341e-01, 9.996045266479927e-01, 9.994488347910435e-01, 9.992953290608048e-01, + 9.991445953265840e-01, 9.989971664237720e-01, 9.988535127515954e-01, 9.987140324557005e-01, 9.985790412319091e-01, + 9.984487617975299e-01, 9.983233130864525e-01, 9.982026992336113e-01, 9.980867984227458e-01, 9.979753516783147e-01, + 9.978679516874593e-01, 9.977640317406775e-01, 9.976628548799390e-01, 9.975635033400763e-01, 9.974648683632181e-01, + 9.973656404566504e-01, 9.972643001519088e-01, 9.971591093072504e-01, 9.970481029773169e-01, 9.969290818533281e-01, + 9.967996052552075e-01, 9.966569846345418e-01, 9.964982775252248e-01, 9.963202818581681e-01, 9.961195305388424e-01, + 9.958922861728758e-01, 9.956345358167873e-01, 9.953419856293327e-01, 9.950100553049441e-01, 9.946338721852209e-01, + 9.942082649678485e-01, 9.937277569649872e-01, 9.931865589047922e-01, 9.925785613196768e-01, 9.918973266220812e-01, + 9.911360810312226e-01, 9.902877065805247e-01, 9.893447335026750e-01, 9.882993333547356e-01, 9.871433133064559e-01, + 9.858681120677728e-01, 9.844647979734713e-01, 9.829240697712801e-01, 9.812362606719703e-01, 9.793913462143841e-01, + 9.773789564736696e-01, 9.751883930968924e-01, 9.728086515871036e-01, 9.702284491761823e-01, 9.674362585304656e-01, + 9.644203474241703e-01, 9.611688243973939e-01, 9.576696902919403e-01, 9.539108954335166e-01, 9.498804021071905e-01, + 9.455662518583811e-01, 9.409566370477763e-01, 9.360399759985500e-01, 9.308049910005284e-01, 9.252407883802984e-01, + 9.193369398095318e-01, 9.130835640061534e-01, 9.064714079838252e-01, 8.994919270231900e-01, 8.921373625716933e-01, + 8.844008173252615e-01, 8.762763268021769e-01, 8.677589267845028e-01, 8.588447160727389e-01, 8.495309140724763e-01, + 8.398159128053756e-01, 8.296993230087498e-01, 8.191820140566964e-01, 8.082661474997362e-01, 7.969552040782567e-01, + 7.852540041171052e-01, 7.731687212540459e-01, 7.607068894934714e-01, 7.478774036088883e-01, 7.346905129436833e-01, + 7.211578086800342e-01, 7.072922046612431e-01, 6.931079118639383e-01, 6.786204066243602e-01, 6.638463927281081e-01, + 6.488037574761728e-01, 6.335115218426407e-01, 6.179897848420400e-01, 6.022596622277155e-01, 5.863432196477422e-01, + 5.702634003925362e-01, 5.540439478792599e-01, 5.377093230331162e-01, 5.212846167453395e-01, 5.047954576127168e-01, + 4.882679151942771e-01, 4.717283990576996e-01, 4.552035539311637e-01, 4.387201513257116e-01, 4.223049780484175e-01, + 4.059847220871455e-01, 3.897858564125437e-01, 3.737345213109408e-01, 3.578564059314520e-01, 3.421766298000327e-01, + 3.267196251203117e-01, 3.115090207434621e-01, 2.965675287446095e-01, 2.819168345887702e-01, 2.675774919024606e-01, + 2.535688228855250e-01, 2.399088253991666e-01, 2.266140877488131e-01, 2.136997121429473e-01, 2.011792477505556e-01, + 1.890646342002475e-01, 1.773661562639070e-01, 1.660924103481652e-01, 1.552502832800154e-01, 1.448449437210769e-01, + 1.348798463815727e-01, 1.253567490336474e-01, 1.162757421482153e-01, 1.076352908043133e-01, 9.943228834915691e-02, + 9.166212112492260e-02, 8.431874342855604e-02, 7.739476173713079e-02, 7.088152711641457e-02, 6.476923463670382e-02, + 5.904702854937628e-02, 5.370311193097759e-02, 4.872485947931735e-02, 4.409893214762228e-02, 3.981139232728093e-02, + 3.584781833555012e-02, 3.219341702973252e-02, 2.883313345136149e-02, 2.575175650013100e-02, 2.293401974481060e-02, + 2.036469659423059e-02, 1.802868917267256e-02, 1.591111036782373e-02, 1.399735864319379e-02, 1.227318532813230e-02, + 1.072475421518567e-02, 9.338693404676062e-03, 8.102139438575821e-03, 7.002773858835369e-03, 6.028852408470130e-03, + 5.169227166401885e-03, 4.413361969047579e-03, 3.751341522971312e-03, 3.173874653799314e-03, 2.672292167462025e-03, + 2.238539821235712e-03, 1.865166914682179e-03, 1.545311015180633e-03, 1.272679330109336e-03, 1.041527228687644e-03, + 8.466344018536364e-04, 6.832791291344422e-04, 5.472110980420254e-04, 4.346231948339177e-04, 3.421226562082296e-04, + 2.667019402979896e-04, 2.057096427837635e-04, 1.568217505967225e-04, 1.180134920282553e-04, 8.753200853960576e-05, + 6.387004057159679e-05, 4.574078753977487e-05, 3.205407126647298e-05, 2.189390259660641e-05, 1.449752303895666e-05, + 9.235966977587421e-06, 5.596164823995474e-06, 3.164580913106852e-06, 1.612338255148207e-06, 6.816185333295410e-07, + 1.708705677347936e-07, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00 +}; + +const LC3_FLOAT MDCT_HRA_WINDOW_960_7_5ms[1440] = { + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 4.814997152662380e-08, + 1.190718835543930e-07, 2.207853347953071e-07, 3.606855997228003e-07, 5.473208818980691e-07, 7.905197136719171e-07, + 1.101521714920831e-06, 1.493116418344220e-06, 1.979790786588690e-06, 2.577885657879143e-06, 3.305761290579034e-06, + 4.183972154098288e-06, 5.235451095160501e-06, 6.485702988281604e-06, 7.963007956558409e-06, 9.698634223646832e-06, + 1.172706063036777e-05, 1.408620881991443e-05, 1.681768506430009e-05, 1.996703167159834e-05, 2.358398787878628e-05, + 2.772276009869224e-05, 3.244230135176009e-05, 3.780659967415316e-05, 4.388497525322647e-05, 5.075238599968363e-05, + 5.848974122290910e-05, 6.718422303212972e-05, 7.692961504132544e-05, 8.782663791029826e-05, 9.998329120814524e-05, + 1.135152010387006e-04, 1.285459728204526e-04, 1.452075485661517e-04, 1.636405679599540e-04, 1.839947324826567e-04, + 2.064291717885308e-04, 2.311128114906271e-04, 2.582247414653769e-04, 2.879545837420285e-04, 3.205028589981173e-04, + 3.560813506389657e-04, 3.949134653973109e-04, 4.372345893487853e-04, 4.832924382002834e-04, 5.333474006714636e-04, + 5.876728737549225e-04, 6.465555886081460e-04, 7.102959258003701e-04, 7.792082186101814e-04, 8.536210430451991e-04, + 9.338774932337428e-04, 1.020335440820132e-03, 1.113367776980400e-03, 1.213362635663867e-03, 1.320723596658401e-03, + 1.435869867073428e-03, 1.559236439835012e-03, 1.691274227791697e-03, 1.832450172038491e-03, 1.983247323079433e-03, + 2.144164893466752e-03, 2.315718280576775e-03, 2.498439058209637e-03, 2.692874935731413e-03, 2.899589683513746e-03, + 3.119163023467312e-03, 3.352190483511667e-03, 3.599283214875066e-03, 3.861067771173851e-03, 4.138185848281871e-03, + 4.431293984066133e-03, 4.741063217135362e-03, 5.068178703823501e-03, 5.413339292709984e-03, 5.777257056063160e-03, + 6.160656777682084e-03, 6.564275396705108e-03, 6.988861407050997e-03, 7.435174212259442e-03, 7.903983435603223e-03, + 8.396068185452360e-03, 8.912216275983018e-03, 9.453223403438580e-03, 1.001989227826831e-02, 1.061303171358943e-02, + 1.123345567054105e-02, 1.188198226122286e-02, 1.255943271003813e-02, 1.326663027438758e-02, 1.400439912578959e-02, + 1.477356319263120e-02, 1.557494496588335e-02, 1.640936426924359e-02, 1.727763699529732e-02, 1.818057380941704e-02, + 1.911897882324480e-02, 2.009364823972783e-02, 2.110536897180007e-02, 2.215491723692114e-02, 2.324305712980262e-02, + 2.437053917576323e-02, 2.553809886726559e-02, 2.674645518629135e-02, 2.799630911531313e-02, 2.928834213971679e-02, + 3.062321474461790e-02, 3.200156490910068e-02, 3.342400660098604e-02, 3.489112827530663e-02, 3.640349137973180e-02, + 3.796162887024292e-02, 3.956604374040874e-02, 4.121720756765420e-02, 4.291555907994722e-02, 4.466150274635713e-02, + 4.645540739495172e-02, 4.829760486151040e-02, 5.018838867252923e-02, 5.212801276598264e-02, 5.411669025328793e-02, + 5.615459222588953e-02, 5.824184660984119e-02, 6.037853707171543e-02, 6.256470197911304e-02, 6.480033341897713e-02, + 6.708537627683842e-02, 6.941972738003349e-02, 7.180323470784016e-02, 7.423569667136878e-02, 7.671686146593476e-02, + 7.924642649851196e-02, 8.182403789273630e-02, 8.444929007378586e-02, 8.712172543531613e-02, 8.984083409047044e-02, + 9.260605370882179e-02, 9.541676944092861e-02, 9.827231393200973e-02, 1.011719674260564e-01, 1.041149579615082e-01, + 1.071004616594233e-01, 1.101276031048689e-01, 1.131954558220525e-01, 1.163031145055895e-01, 1.194495144788202e-01, + 1.226335917234308e-01, 1.258542330378917e-01, 1.291102796186627e-01, 1.324005282765081e-01, 1.357237327475410e-01, + 1.390786051045917e-01, 1.424638172681925e-01, 1.458780026156580e-01, 1.493197576864202e-01, 1.527876439815144e-01, + 1.562801898548664e-01, 1.597958924937929e-01, 1.633332199858745e-01, 1.668906134691307e-01, 1.704664893621876e-01, + 1.740592416709001e-01, 1.776672443676665e-01, 1.812888538394568e-01, 1.849224114003725e-01, 1.885662458643452e-01, + 1.922186761734047e-01, 1.958780140767561e-01, 1.995425668557404e-01, 2.032106400895931e-01, 2.068805404567710e-01, + 2.105505785664793e-01, 2.142190718149099e-01, 2.178843472605934e-01, 2.215447445131696e-01, 2.251986186298022e-01, + 2.288443430133839e-01, 2.324803123066372e-01, 2.361049452761597e-01, 2.397166876804412e-01, 2.433140151158676e-01, + 2.468954358347107e-01, 2.504594935291377e-01, 2.540047700752680e-01, 2.575298882313734e-01, 2.610335142843411e-01, + 2.645143606385947e-01, 2.679711883417369e-01, 2.714028095412598e-01, 2.748080898667649e-01, 2.781859507322435e-01, + 2.815353715530788e-01, 2.848553918725547e-01, 2.881451133928004e-01, 2.914037019052332e-01, 2.946303891157192e-01, + 2.978244743598311e-01, 3.009853262037530e-01, 3.041123839265586e-01, 3.072051588797733e-01, 3.102632357203233e-01, + 3.132862735131834e-01, 3.162740067002296e-01, 3.192262459320352e-01, 3.221428787595638e-01, 3.250238701829489e-01, + 3.278692630547906e-01, 3.306791783356554e-01, 3.334538151997121e-01, 3.361934509887193e-01, 3.388984410128472e-01, + 3.415692181971050e-01, 3.442062925724498e-01, 3.468102506109446e-01, 3.493817544046665e-01, 3.519215406883794e-01, + 3.544304197063321e-01, 3.569092739238819e-01, 3.593590565850064e-01, 3.617807901171322e-01, 3.641755643850764e-01, + 3.665445347962969e-01, 3.688889202600189e-01, 3.712100010032212e-01, 3.735091162468620e-01, 3.757876617461321e-01, + 3.780470871989401e-01, 3.802888935272475e-01, 3.825146300362834e-01, 3.847258914570857e-01, 3.869243148782224e-01, + 3.891115765729500e-01, 3.912893887284619e-01, 3.934594960842652e-01, 3.956236724870978e-01, 3.977837173701507e-01, + 3.999414521646988e-01, 4.020987166525755e-01, 4.042573652681952e-01, 4.064192633591230e-01, 4.085862834144205e-01, + 4.107603012702034e-01, 4.129431923020324e-01, 4.151368276138986e-01, 4.173430702336651e-01, 4.195637713248997e-01, + 4.218007664250568e-01, 4.240558717199467e-01, 4.263308803643829e-01, 4.286275588587793e-01, 4.309476434913423e-01, + 4.332928368553010e-01, 4.356648044503836e-01, 4.380651713774884e-01, 4.404955191351588e-01, 4.429573825261284e-01, + 4.454522466818012e-01, 4.479815442120949e-01, 4.505466524876126e-01, 4.531488910606020e-01, 4.557895192306389e-01, + 4.584697337604117e-01, 4.611906667464130e-01, 4.639533836487439e-01, 4.667588814836276e-01, 4.696080871816153e-01, + 4.725018561138271e-01, 4.754409707879499e-01, 4.784261397150824e-01, 4.814579964478883e-01, 4.845370987899071e-01, + 4.876639281752684e-01, 4.908388892174636e-01, 4.940623094252686e-01, 4.973344390833572e-01, 5.006554512946366e-01, + 5.040254421808312e-01, 5.074444312373949e-01, 5.109123618383964e-01, 5.144291018866259e-01, 5.179944446038284e-01, + 5.216081094556281e-01, 5.252697432054461e-01, 5.289789210914528e-01, 5.327351481204011e-01, 5.365378604720108e-01, + 5.403864270074484e-01, 5.442801508753474e-01, 5.482182712087564e-01, 5.521999649063806e-01, 5.562243484914785e-01, + 5.602904800418288e-01, 5.643973611842344e-01, 5.685439391471354e-01, 5.727291088650085e-01, 5.769517151283868e-01, + 5.812105547734755e-01, 5.855043789055335e-01, 5.898318951503732e-01, 5.941917699285435e-01, 5.985826307469763e-01, + 6.030030685030957e-01, 6.074516397966441e-01, 6.119268692446796e-01, 6.164272517954765e-01, 6.209512550372698e-01, + 6.254973214980470e-01, 6.300638709328106e-01, 6.346493025949689e-01, 6.392519974887557e-01, 6.438703205997779e-01, + 6.485026231010093e-01, 6.531472445317767e-01, 6.578025149474425e-01, 6.624667570377041e-01, 6.671382882115985e-01, + 6.718154226474637e-01, 6.764964733062689e-01, 6.811797539068755e-01, 6.858635808619125e-01, 6.905462751730997e-01, + 6.952261642849390e-01, 6.999015838958201e-01, 7.045708797256799e-01, 7.092324092394289e-01, 7.138845433254541e-01, + 7.185256679285629e-01, 7.231541856368034e-01, 7.277685172216439e-01, 7.323671031310492e-01, 7.369484049350288e-01, + 7.415109067232617e-01, 7.460531164544494e-01, 7.505735672570528e-01, 7.550708186811053e-01, 7.595434579008099e-01, + 7.639901008676322e-01, 7.684093934136257e-01, 7.728000123047261e-01, 7.771606662437623e-01, 7.814900968229372e-01, + 7.857870794255352e-01, 7.900504240766176e-01, 7.942789762424746e-01, 7.984716175785987e-01, 8.026272666259650e-01, + 8.067448794553850e-01, 8.108234502597368e-01, 8.148620118938579e-01, 8.188596363619152e-01, 8.228154352520715e-01, + 8.267285601182841e-01, 8.305982028090957e-01, 8.344235957432927e-01, 8.382040121323370e-01, 8.419387661495058e-01, + 8.456272130457134e-01, 8.492687492120119e-01, 8.528628121888369e-01, 8.564088806220885e-01, 8.599064741662098e-01, + 8.633551533344737e-01, 8.667545192967644e-01, 8.701042136252025e-01, 8.734039179880492e-01, 8.766533537923937e-01, + 8.798522817762424e-01, 8.830005015507004e-01, 8.860978510930465e-01, 8.891442061916122e-01, 8.921394798434883e-01, + 8.950836216061893e-01, 8.979766169045416e-01, 9.008184862941767e-01, 9.036092846831453e-01, 9.063491005132949e-01, + 9.090380549031886e-01, 9.116763007544754e-01, 9.142640218237603e-01, 9.168014317621422e-01, 9.192887731247262e-01, + 9.217263163525492e-01, 9.241143587294502e-01, 9.264532233165643e-01, 9.287432578672022e-01, 9.309848337249814e-01, + 9.331783447081556e-01, 9.353242059831766e-01, 9.374228529305666e-01, 9.394747400062335e-01, 9.414803396013999e-01, + 9.434401409043077e-01, 9.453546487668929e-01, 9.472243825795639e-01, 9.490498751572118e-01, 9.508316716394957e-01, + 9.525703284083868e-01, 9.542664120258422e-01, 9.559204981943715e-01, 9.575331707431241e-01, 9.591050206419620e-01, + 9.606366450458275e-01, 9.621286463715110e-01, 9.635816314087369e-01, 9.649962104672655e-01, 9.663729965614801e-01, + 9.677126046337026e-01, 9.690156508172226e-01, 9.702827517397986e-01, 9.715145238681151e-01, 9.727115828934468e-01, + 9.738745431585201e-01, 9.750040171253210e-01, 9.761006148833546e-01, 9.771649436976386e-01, 9.781976075954760e-01, + 9.791992069908698e-01, 9.801703383452239e-01, 9.811115938628175e-01, 9.820235612193683e-01, 9.829068233218750e-01, + 9.837619580977977e-01, 9.845895383115438e-01, 9.853901314061559e-01, 9.861642993680373e-01, 9.869125986125210e-01, + 9.876355798880896e-01, 9.883337881970466e-01, 9.890077627304957e-01, 9.896580368155167e-01, 9.902851378725152e-01, + 9.908895873808024e-01, 9.914719008505681e-01, 9.920325877995377e-01, 9.925721517327187e-01, 9.930910901238019e-01, + 9.935898943969245e-01, 9.940690499076552e-01, 9.945290359222332e-01, 9.949703255942541e-01, 9.953933859381526e-01, + 9.957986777990047e-01, 9.961866558183331e-01, 9.965577683957455e-01, 9.969124576463969e-01, 9.972511593543985e-01, + 9.975743029224325e-01, 9.978823113179629e-01, 9.981756010165178e-01, 9.984545819426528e-01, 9.987196574092618e-01, + 9.989712240559885e-01, 9.992096717875499e-01, 9.994353837128311e-01, 9.996487360856312e-01, 9.998500982479841e-01, + 1.000039832576952e+00, 1.000218294435816e+00, 1.000385832130536e+00, 1.000542786872366e+00, 1.000689492747415e+00, + 1.000826276693953e+00, 1.000953458488153e+00, 1.001071350738924e+00, 1.001180258892415e+00, 1.001280481246664e+00, + 1.001372308976828e+00, 1.001456026171296e+00, 1.001531909878933e+00, 1.001600230167594e+00, 1.001661250193955e+00, + 1.001715226284630e+00, 1.001762408028438e+00, 1.001803038379606e+00, 1.001837353771603e+00, 1.001865584241233e+00, + 1.001887953562516e+00, 1.001904679389828e+00, 1.001915973409726e+00, 1.001922041500763e+00, 1.001923083900631e+00, + 1.001919295379834e+00, 1.001910865421132e+00, 1.001897978403901e+00, 1.001880813792572e+00, 1.001859546328272e+00, + 1.001834346222781e+00, 1.001805379353926e+00, 1.001772807461511e+00, 1.001736788342922e+00, 1.001697476047539e+00, + 1.001655021069100e+00, 1.001609570535228e+00, 1.001561268393305e+00, 1.001510255591984e+00, 1.001456670257582e+00, + 1.001400647864737e+00, 1.001342321400680e+00, 1.001281821522569e+00, 1.001219276707368e+00, 1.001154813393807e+00, + 1.001088556116027e+00, 1.001020627628542e+00, 1.000951149022254e+00, 1.000880239831253e+00, 1.000808018130249e+00, + 1.000734600622500e+00, 1.000660102718162e+00, 1.000584638603047e+00, 1.000508321297830e+00, 1.000431262707766e+00, + 1.000353573663063e+00, 1.000275363950073e+00, 1.000196742333506e+00, 1.000117816569928e+00, 1.000038693412811e+00, + 9.999594786094657e-01, 9.998802768901784e-01, 9.998011919499361e-01, 9.997223264231200e-01, 9.996437818515729e-01, + 9.995656586464663e-01, 9.994880560443949e-01, 9.994110720581462e-01, 9.993348034225887e-01, 9.992593455361456e-01, + 9.991847923983630e-01, 9.991112365446738e-01, 9.990387692132843e-01, 9.989674755310745e-01, 9.988974493950561e-01, + 9.988287760995599e-01, 9.987615392519850e-01, 9.986958206712464e-01, 9.986317002885794e-01, 9.985692560508309e-01, + 9.985085638263473e-01, 9.984496973135677e-01, 9.983927279524338e-01, 9.983377248387103e-01, 9.982847546413267e-01, + 9.982338815228151e-01, 9.981851670629547e-01, 9.981386701856864e-01, 9.980944470893998e-01, 9.980525511806362e-01, + 9.980130330113137e-01, 9.979759402195160e-01, 9.979413174739102e-01, 9.979092064218532e-01, 9.978796456412409e-01, + 9.978526705961338e-01, 9.978283135962164e-01, 9.978066037601111e-01, 9.977875669825975e-01, 9.977712259057413e-01, + 9.977575998939762e-01, 9.977467050131418e-01, 9.977385540135004e-01, 9.977331563167335e-01, 9.977305180069234e-01, + 9.977306418255271e-01, 9.977335271703227e-01, 9.977391700983312e-01, 9.977475633326937e-01, 9.977586962734870e-01, + 9.977725550124530e-01, 9.977891223516203e-01, 9.978083778257809e-01, 9.978302977287913e-01, 9.978548551436590e-01, + 9.978820199763681e-01, 9.979117589934062e-01, 9.979440358629286e-01, 9.979788111995230e-01, 9.980160426125044e-01, + 9.980556847576850e-01, 9.980976893925572e-01, 9.981420054348167e-01, 9.981885790241626e-01, 9.982373535872919e-01, + 9.982882699060266e-01, 9.983412661884745e-01, 9.983962781431597e-01, 9.984532390560278e-01, 9.985120798702389e-01, + 9.985727292686638e-01, 9.986351137589832e-01, 9.986991577612992e-01, 9.987647836981626e-01, 9.988319120869124e-01, + 9.989004616342260e-01, 9.989703493327806e-01, 9.990414905599119e-01, 9.991137991781697e-01, 9.991871876376540e-01, + 9.992615670800187e-01, 9.993368474440421e-01, 9.994129375726286e-01, 9.994897453211379e-01, 9.995671776669227e-01, + 9.996451408199485e-01, 9.997235403343790e-01, 9.998022812210010e-01, 9.998812680603694e-01, 9.999604051165407e-01, + 1.000039596451276e+00, 1.000118746038578e+00, 1.000197757879446e+00, 1.000276536116704e+00, 1.000354985149791e+00, + 1.000433009749368e+00, 1.000510515171617e+00, 1.000587407272111e+00, 1.000663592619100e+00, 1.000738978606112e+00, + 1.000813473563716e+00, 1.000886986870324e+00, 1.000959429061901e+00, 1.001030711940457e+00, 1.001100748681180e+00, + 1.001169453938098e+00, 1.001236743948124e+00, 1.001302536633371e+00, 1.001366751701609e+00, 1.001429310744728e+00, + 1.001490137335098e+00, 1.001549157119701e+00, 1.001606297911910e+00, 1.001661489780803e+00, 1.001714665137891e+00, + 1.001765758821160e+00, 1.001814708176293e+00, 1.001861453134992e+00, 1.001905936290265e+00, 1.001948102968611e+00, + 1.001987901298963e+00, 1.002025282278336e+00, 1.002060199834045e+00, 1.002092610882449e+00, 1.002122475384096e+00, + 1.002149756395215e+00, 1.002174420115472e+00, 1.002196435931912e+00, 1.002215776459027e+00, 1.002232417574884e+00, + 1.002246338453259e+00, 1.002257521591717e+00, 1.002265952835595e+00, 1.002271621397855e+00, 1.002274519874744e+00, + 1.002274644257259e+00, 1.002271993938374e+00, 1.002266571716010e+00, 1.002258383791734e+00, 1.002247439765192e+00, + 1.002233752624241e+00, 1.002217338730821e+00, 1.002198217802551e+00, 1.002176412890066e+00, 1.002151950350129e+00, + 1.002124859814529e+00, 1.002095174154815e+00, 1.002062929442886e+00, 1.002028164907501e+00, 1.001990922886739e+00, + 1.001951248776490e+00, 1.001909190975020e+00, 1.001864800823684e+00, 1.001818132543870e+00, 1.001769243170239e+00, + 1.001718192480350e+00, 1.001665042920779e+00, 1.001609859529789e+00, 1.001552709856694e+00, 1.001493663877992e+00, + 1.001432793910387e+00, 1.001370174520822e+00, 1.001305882433629e+00, 1.001239996434927e+00, 1.001172597274394e+00, + 1.001103767564540e+00, 1.001033591677623e+00, 1.000962155640339e+00, 1.000889547026422e+00, 1.000815854847318e+00, + 1.000741169441052e+00, 1.000665582359457e+00, 1.000589186253905e+00, 1.000512074759701e+00, 1.000434342379282e+00, + 1.000356084364390e+00, 1.000277396597363e+00, 1.000198375471716e+00, 1.000119117772151e+00, 1.000039720554179e+00, + 9.999602810234808e-01, 9.998808964152024e-01, 9.998016638733073e-01, 9.997226803301702e-01, 9.996440423865509e-01, + 9.995658461921156e-01, 9.994881873266507e-01, 9.994111606821270e-01, 9.993348603457636e-01, 9.992593794842417e-01, + 9.991848102292076e-01, 9.991112435642227e-01, 9.990387692132843e-01, 9.989674755310747e-01, 9.988974493950561e-01, + 9.988287760995599e-01, 9.987615392519850e-01, 9.986958206712466e-01, 9.986317002885796e-01, 9.985692560508309e-01, + 9.985085638263473e-01, 9.984496973135679e-01, 9.983927279524338e-01, 9.983377248387103e-01, 9.982847546413269e-01, + 9.982338815228151e-01, 9.981851670629547e-01, 9.981386701856864e-01, 9.980944470893998e-01, 9.980525511806362e-01, + 9.980130330113137e-01, 9.979759402195162e-01, 9.979413174739102e-01, 9.979092064218532e-01, 9.978796456412409e-01, + 9.978526705961338e-01, 9.978283135962164e-01, 9.978066037601111e-01, 9.977875669825975e-01, 9.977712259057413e-01, + 9.977575998939762e-01, 9.977467050131418e-01, 9.977385540135004e-01, 9.977331563167335e-01, 9.977305180069234e-01, + 9.977306418255271e-01, 9.977335271703227e-01, 9.977391700983312e-01, 9.977475633326937e-01, 9.977586962734870e-01, + 9.977725550124529e-01, 9.977891223516203e-01, 9.978083778257809e-01, 9.978302977287912e-01, 9.978548551436589e-01, + 9.978820199763679e-01, 9.979117589934061e-01, 9.979440358629285e-01, 9.979788111995229e-01, 9.980160426125043e-01, + 9.980556847576849e-01, 9.980976893925571e-01, 9.981420054348165e-01, 9.981885790241625e-01, 9.982373535872917e-01, + 9.982882699060264e-01, 9.983412661884743e-01, 9.983962781431595e-01, 9.984532390560276e-01, 9.985120798702387e-01, + 9.985727292686636e-01, 9.986351137589830e-01, 9.986991577612990e-01, 9.987647836981624e-01, 9.988319120869121e-01, + 9.989004616342257e-01, 9.989703493327803e-01, 9.990414905599115e-01, 9.991137991781693e-01, 9.991871876376537e-01, + 9.992615670800183e-01, 9.993368474440417e-01, 9.994129375726283e-01, 9.994897453211377e-01, 9.995671776669224e-01, + 9.996451408199482e-01, 9.997235403343787e-01, 9.998022812210007e-01, 9.998812680603690e-01, 9.999604051165404e-01, + 1.000039596451276e+00, 1.000118746038578e+00, 1.000197757879445e+00, 1.000276536116703e+00, 1.000354985149791e+00, + 1.000433009749367e+00, 1.000510515171617e+00, 1.000587407272111e+00, 1.000663592619099e+00, 1.000738978606111e+00, + 1.000813473563715e+00, 1.000886986870324e+00, 1.000959429061901e+00, 1.001030711940456e+00, 1.001100748681180e+00, + 1.001169453938098e+00, 1.001236743948123e+00, 1.001302536633371e+00, 1.001366751701609e+00, 1.001429310744728e+00, + 1.001490137335098e+00, 1.001549157119701e+00, 1.001606297911910e+00, 1.001661489780802e+00, 1.001714665137891e+00, + 1.001765758821160e+00, 1.001814708176293e+00, 1.001861453134991e+00, 1.001905936290265e+00, 1.001948102968610e+00, + 1.001987901298963e+00, 1.002025282278336e+00, 1.002060199834045e+00, 1.002092610882449e+00, 1.002122475384096e+00, + 1.002149756395215e+00, 1.002174420115472e+00, 1.002196435931912e+00, 1.002215776459027e+00, 1.002232417574884e+00, + 1.002246338453259e+00, 1.002257521591717e+00, 1.002265952835595e+00, 1.002271621397855e+00, 1.002274519874744e+00, + 1.002274644257259e+00, 1.002271993938374e+00, 1.002266571716010e+00, 1.002258383791734e+00, 1.002247439765192e+00, + 1.002233752624241e+00, 1.002217338730821e+00, 1.002198217802551e+00, 1.002176412890066e+00, 1.002151950350129e+00, + 1.002124859814529e+00, 1.002095174154815e+00, 1.002062929442886e+00, 1.002028164907501e+00, 1.001990922886739e+00, + 1.001951248776490e+00, 1.001909190975020e+00, 1.001864800823684e+00, 1.001818132543870e+00, 1.001769243170239e+00, + 1.001718192480350e+00, 1.001665042920779e+00, 1.001609859529789e+00, 1.001552709856694e+00, 1.001493663877992e+00, + 1.001432793910387e+00, 1.001370174520822e+00, 1.001305882433629e+00, 1.001239996434927e+00, 1.001172597274394e+00, + 1.001103767564540e+00, 1.001033591677624e+00, 1.000962155640339e+00, 1.000889539994377e+00, 1.000815836987349e+00, + 1.000741135442554e+00, 1.000665525360320e+00, 1.000589097525086e+00, 1.000511943342175e+00, 1.000434154669159e+00, + 1.000355823641039e+00, 1.000277042489024e+00, 1.000197903352750e+00, 1.000118498085805e+00, 1.000038918054429e+00, + 9.999592539292592e-01, 9.998795954700279e-01, 9.998000313030908e-01, 9.997206486917303e-01, 9.996415332991556e-01, + 9.995627689441696e-01, 9.994844373494816e-01, 9.994066178826749e-01, 9.993293872898719e-01, 9.992528194221602e-01, + 9.991769849548788e-01, 9.991019510999088e-01, 9.990277813111228e-01, 9.989545349832153e-01, 9.988822671441485e-01, + 9.988110281415057e-01, 9.987408633230653e-01, 9.986718127119733e-01, 9.986039106768975e-01, 9.985371855976206e-01, + 9.984716595265433e-01, 9.984073478466060e-01, 9.983442589261942e-01, 9.982823937715852e-01, 9.982217456775688e-01, + 9.981622998768528e-01, 9.981040331889378e-01, 9.980469136691089e-01, 9.979909002582600e-01, 9.979359424342189e-01, + 9.978819798653003e-01, 9.978289420667763e-01, 9.977767480609429e-01, 9.977253060414770e-01, 9.976745130427335e-01, + 9.976242546146024e-01, 9.975744045035392e-01, 9.975248243403034e-01, 9.974753633349420e-01, 9.974258579794437e-01, + 9.973761317584910e-01, 9.973259948686257e-01, 9.972752439461025e-01, 9.972236618036201e-01, 9.971710171760355e-01, + 9.971170644751025e-01, 9.970615435531658e-01, 9.970041794756773e-01, 9.969446823022998e-01, 9.968827468762742e-01, + 9.968180526216487e-01, 9.967502633478675e-01, 9.966790270611490e-01, 9.966039757819899e-01, 9.965247253680732e-01, + 9.964408753417748e-01, 9.963520087214246e-01, 9.962576918554058e-01, 9.961574742581648e-01, 9.960508884471466e-01, + 9.959374497796830e-01, 9.958166562888472e-01, 9.956879885173003e-01, 9.955509093482032e-01, 9.954048638322855e-01, + 9.952492790102677e-01, 9.950835637298708e-01, 9.949071084567831e-01, 9.947192850790569e-01, 9.945194467045426e-01, + 9.943069274511299e-01, 9.940810422297355e-01, 9.938410865201561e-01, 9.935863361401250e-01, 9.933160470081145e-01, + 9.930294549006624e-01, 9.927257752052461e-01, 9.924042026699723e-01, 9.920639111516145e-01, 9.917040533637881e-01, + 9.913237606273204e-01, 9.909221426251413e-01, 9.904982871642726e-01, 9.900512599477517e-01, 9.895801043595820e-01, + 9.890838412660165e-01, 9.885614688367104e-01, 9.880119623894829e-01, 9.874342742625883e-01, 9.868273337185698e-01, + 9.861900468838825e-01, 9.855212967285775e-01, 9.848199430904010e-01, 9.840848227476926e-01, 9.833147495454723e-01, + 9.825085145790535e-01, 9.816648864394526e-01, 9.807826115247470e-01, 9.798604144213754e-01, 9.788969983591844e-01, + 9.778910457438047e-01, 9.768412187696544e-01, 9.757461601165864e-01, 9.746044937328510e-01, 9.734148257066850e-01, + 9.721757452284399e-01, 9.708858256447525e-01, 9.695436256058197e-01, 9.681476903063706e-01, 9.666965528204767e-01, + 9.651887355298391e-01, 9.636227516447159e-01, 9.619971068161570e-01, 9.603103008377231e-01, 9.585608294343847e-01, + 9.567471861358257e-01, 9.548678642309127e-01, 9.529213587996556e-01, 9.509061688185575e-01, 9.488207993348687e-01, + 9.466637637048801e-01, 9.444335858910574e-01, 9.421288028125191e-01, 9.397479667430725e-01, 9.372896477508165e-01, + 9.347524361730808e-01, 9.321349451203507e-01, 9.294358130026688e-01, 9.266537060719486e-01, 9.237873209735582e-01, + 9.208353873005455e-01, 9.177966701438771e-01, 9.146699726321402e-01, 9.114541384542267e-01, 9.081480543586499e-01, + 9.047506526232865e-01, 9.012609134895138e-01, 8.976778675548984e-01, 8.940005981188177e-01, 8.902282434756291e-01, + 8.863599991502473e-01, 8.823951200712559e-01, 8.783329226769567e-01, 8.741727869500308e-01, 8.699141583767795e-01, + 8.655565498272043e-01, 8.610995433524644e-01, 8.565427918965455e-01, 8.518860209192624e-01, 8.471290299279841e-01, + 8.422716939157602e-01, 8.373139647037767e-01, 8.322558721863335e-01, 8.270975254767841e-01, 8.218391139531005e-01, + 8.164809082019563e-01, 8.110232608604324e-01, 8.054666073546400e-01, 7.998114665347398e-01, 7.940584412060114e-01, + 7.882082185557775e-01, 7.822615704761332e-01, 7.762193537825687e-01, 7.700825103286711e-01, 7.638520670172276e-01, + 7.575291357081170e-01, 7.511149130234813e-01, 7.446106800507299e-01, 7.380178019439980e-01, 7.313377274247339e-01, + 7.245719881821328e-01, 7.177221981741801e-01, 7.107900528300912e-01, 7.037773281549656e-01, 6.966858797374927e-01, + 6.895176416615646e-01, 6.822746253226608e-01, 6.749589181498854e-01, 6.675726822345424e-01, 6.601181528661474e-01, + 6.525976369767750e-01, 6.450135114946609e-01, 6.373682216079785e-01, 6.296642789397278e-01, 6.219042596346939e-01, + 6.140908023594462e-01, 6.062266062163840e-01, 5.983144285728536e-01, 5.903570828064187e-01, 5.823574359673894e-01, + 5.743184063597853e-01, 5.662429610419641e-01, 5.581341132482169e-01, 5.499949197327134e-01, 5.418284780372742e-01, + 5.336379236845493e-01, 5.254264272982935e-01, 5.171971916525543e-01, 5.089534486517354e-01, 5.006984562436330e-01, + 4.924354952677195e-01, 4.841678662411154e-01, 4.758988860848792e-01, 4.676318847934465e-01, 4.593702020502552e-01, + 4.511171837928217e-01, 4.428761787307617e-01, 4.346505348204885e-01, 4.264435957005810e-01, 4.182586970920628e-01, + 4.100991631681045e-01, 4.019683028979270e-01, 3.938694063699639e-01, 3.858057410996029e-01, 3.777805483271167e-01, + 3.697970393116528e-01, 3.618583916274267e-01, 3.539677454685226e-01, 3.461281999689568e-01, 3.383428095449016e-01, + 3.306145802661934e-01, 3.229464662644602e-01, 3.153413661853912e-01, 3.078021196928487e-01, 3.003315040326600e-01, + 2.929322306640503e-01, 2.856069419667691e-01, 2.783582080320176e-01, 2.711885235453130e-01, 2.641003047694161e-01, + 2.570958866354019e-01, 2.501775199498664e-01, 2.433473687261406e-01, 2.366075076472159e-01, 2.299599196678819e-01, + 2.234064937633224e-01, 2.169490228311333e-01, 2.105892017533920e-01, 2.043286256250337e-01, 1.981687881543829e-01, + 1.921110802412354e-01, 1.861567887374030e-01, 1.803070953941089e-01, 1.745630760000725e-01, 1.689256997135387e-01, + 1.633958285908989e-01, 1.579742173139196e-01, 1.526615131169428e-01, 1.474582559147575e-01, 1.423648786311610e-01, + 1.373817077275422e-01, 1.325089639301291e-01, 1.277467631538520e-01, 1.230951176200877e-01, 1.185539371648735e-01, + 1.141230307335134e-01, 1.098021080568559e-01, 1.055907815038885e-01, 1.014885681047006e-01, 9.749489173728383e-02, + 9.360908547110176e-02, 8.983039405984916e-02, 8.615797657535108e-02, 8.259090917411954e-02, 7.912818798769637e-02, + 7.576873212756439e-02, 7.251138679510837e-02, 6.935492648685226e-02, 6.629805828499362e-02, 6.333942522309385e-02, + 6.047760971667378e-02, 5.771113704839873e-02, 5.503847889751997e-02, 5.245805690326935e-02, 4.996824625197753e-02, + 4.756737927780486e-02, 4.525374906713279e-02, 4.302561305686507e-02, 4.088119661712488e-02, 3.881869660910822e-02, + 3.683628490916042e-02, 3.493211189048053e-02, 3.310430985422298e-02, 3.135099640215624e-02, 2.967027774345144e-02, + 2.806025192860465e-02, 2.651901200394490e-02, 2.504464908064207e-02, 2.363525531259980e-02, 2.228892677809941e-02, + 2.100376626054477e-02, 1.977788592414561e-02, 1.860940988086348e-02, 1.749647664542867e-02, 1.643724147571549e-02, + 1.542987859623567e-02, 1.447258330297169e-02, 1.356357394822445e-02, 1.270109380458789e-02, 1.188341280758823e-02, + 1.110882917693435e-02, 1.037567091671765e-02, 9.682297195274189e-03, 9.027099605776615e-03, 8.408503308959755e-03, + 7.824968059698375e-03, 7.274989119451309e-03, 6.757098056859764e-03, 6.269863439040749e-03, 5.811891416348594e-03, + 5.381826203588412e-03, 4.978350460855568e-03, 4.600185577345007e-03, 4.246091861623697e-03, 3.914868641989499e-03, + 3.605354280650456e-03, 3.316426105550754e-03, 3.047000263743920e-03, 2.796031500270941e-03, 2.562512866541615e-03, + 2.345475362242355e-03, 2.143987514803593e-03, 1.957154900455791e-03, 1.784119610885449e-03, 1.624059669472490e-03, + 1.476188401048562e-03, 1.339753759063066e-03, 1.214037613980937e-03, 1.098355006663937e-03, 9.920533704065749e-04, + 8.945117252091245e-04, 8.051398477746440e-04, 7.233774206148687e-04, 6.486931635421752e-04, 5.805839507121312e-04, + 5.185739162640836e-04, 4.622135514864277e-04, 4.110787963092279e-04, 3.647701278002823e-04, 3.229116482121258e-04, + 2.851501749972799e-04, 2.511543350778764e-04, 2.206136655240024e-04, 1.932377226631928e-04, 1.687552015118974e-04, + 1.469130672888079e-04, 1.274757006400757e-04, 1.102240580780130e-04, 9.495484900818888e-05, 8.147973059522124e-05, + 6.962452159532738e-05, 5.922843616409273e-05, 5.014333853121625e-05, 4.223301932042882e-05, 3.537249418257647e-05, + 2.944732530322636e-05, 2.435296624327736e-05, 1.999413047212912e-05, 1.628418385815330e-05, 1.314456129070047e-05, + 1.050420752185282e-05, 8.299042234809909e-06, 6.471449269445341e-06, 4.969789864549787e-06, 3.747939711067031e-06, + 2.764849551822885e-06, 1.984129011158285e-06, 1.373653290393152e-06, 9.051923062411747e-07, 5.540616821452014e-07, + 2.987940262820261e-07, 1.208186781658135e-07, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00 +}; + +const LC3_FLOAT MDCT_WINDOW_80_7_5ms[120] = {0.00295060859318731, + 0.00717541131643851, + 0.0137695373537175, + 0.0230953556487727, + 0.0354036229832600, + 0.0508289303571015, + 0.0694696292595147, + 0.0913884277813343, + 0.116604574829623, + 0.145073545983920, + 0.176711174053461, + 0.211342952955480, + 0.248768614459915, + 0.288701101746986, + 0.330823871149994, + 0.374814544406725, + 0.420308013047231, + 0.466904917964874, + 0.514185341357833, + 0.561710040666941, + 0.609026346152434, + 0.655671016213410, + 0.701218384229819, + 0.745240678762236, + 0.787369206048433, + 0.827223833436804, + 0.864513675018828, + 0.898977414612621, + 0.930407517984552, + 0.958599937397485, + 0.983447719378423, + 1.00488283328902, + 1.02285380727854, + 1.03740494796704, + 1.04859791420260, + 1.05656184342744, + 1.06149370624356, + 1.06362578371698, + 1.06325972797388, + 1.06074504835117, + 1.05643589789450, + 1.05069500101126, + 1.04392434506884, + 1.03647724602858, + 1.02872867366600, + 1.02106485991803, + 1.01400658226217, + 1.00727455010293, + 1.00172249743714, + 0.997309591666583, + 0.993985158260167, + 0.991683334808959, + 0.990325325024913, + 0.989822612537615, + 0.990074733989367, + 0.990975314368959, + 0.992412851225652, + 0.994273149357862, + 0.996439157431590, + 0.998791615753409, + 1.00120984620569, + 1.00357356747961, + 1.00575983636472, + 1.00764515369282, + 1.00910687229055, + 1.01002476446464, + 1.01028203168272, + 1.00976918870054, + 1.00838641217324, + 1.00605123898466, + 1.00269766615693, + 0.998280464458421, + 0.992777986793980, + 0.986186892168957, + 0.977634164392255, + 0.967447269570116, + 0.955129725416117, + 0.940389877411592, + 0.922959279964298, + 0.902607349937268, + 0.879202688562948, + 0.852641749726566, + 0.822881271616311, + 0.789971715171577, + 0.754030327670636, + 0.715255741732847, + 0.673936911240907, + 0.630414716229245, + 0.585078857908467, + 0.538398518296620, + 0.490833753173281, + 0.442885823257372, + 0.395091024053755, + 0.348004343198510, + 0.302196710240947, + 0.258227430580528, + 0.216641416438901, + 0.177922121520115, + 0.142480547128767, + 0.110652194335372, + 0.0826995966952829, + 0.0588334516201313, + 0.0392030848454565, + 0.0238629107447942, + 0.0126976223424625, + 0.00535665361021599, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0}; + +const LC3_FLOAT MDCT_WINDOW_160_7_5ms[240] = {0.00220824874304665, + 0.00381014419509035, + 0.00591552473428981, + 0.00858361456803004, + 0.0118759722608345, + 0.0158335301409709, + 0.0204918651551601, + 0.0258883592892154, + 0.0320415894481754, + 0.0389616721239547, + 0.0466742169139349, + 0.0551849337276135, + 0.0645038384438376, + 0.0746411071480673, + 0.0856000161887899, + 0.0973846702504817, + 0.109993602538973, + 0.123419277472281, + 0.137655456547628, + 0.152690437463956, + 0.168513362640497, + 0.185093104613143, + 0.202410419487986, + 0.220450365133188, + 0.239167940620308, + 0.258526168288333, + 0.278498538773636, + 0.299038431599591, + 0.320104862365552, + 0.341658622243036, + 0.363660034025212, + 0.386062695189504, + 0.408815272459443, + 0.431871045845866, + 0.455176987704814, + 0.478676592635263, + 0.502324813138104, + 0.526060916224847, + 0.549831282885023, + 0.573576882777006, + 0.597241338441034, + 0.620770242419397, + 0.644099662433612, + 0.667176381676395, + 0.689958853765865, + 0.712379980093130, + 0.734396371869479, + 0.755966688050532, + 0.777036981101517, + 0.797558113689794, + 0.817490855531114, + 0.836796949640853, + 0.855447309567916, + 0.873400798399116, + 0.890635718969808, + 0.907128770123878, + 0.922848783570288, + 0.937763322534182, + 0.951860206252747, + 0.965130600153629, + 0.977556540546725, + 0.989126208677996, + 0.999846919168316, + 1.00970072970387, + 1.01868228690835, + 1.02681455085919, + 1.03408981275172, + 1.04051195662940, + 1.04610836852236, + 1.05088564953428, + 1.05486288757866, + 1.05807220584955, + 1.06053413867011, + 1.06227661751764, + 1.06333815026019, + 1.06375556676696, + 1.06356632061806, + 1.06282155753012, + 1.06155995891758, + 1.05981709158148, + 1.05765876038451, + 1.05512005736540, + 1.05223985071955, + 1.04908778571338, + 1.04569859514623, + 1.04210830682439, + 1.03838098558867, + 1.03455276253936, + 1.03067199718128, + 1.02679166694268, + 1.02295558402234, + 1.01920733213785, + 1.01587288719722, + 1.01221017459353, + 1.00884559103696, + 1.00577851248622, + 1.00300261849896, + 1.00051460180915, + 0.998309228756053, + 0.996378601374572, + 0.994718132279737, + 0.993316215711850, + 0.992166956964939, + 0.991258602708851, + 0.990581103872326, + 0.990123118186375, + 0.989873711994700, + 0.989818706664725, + 0.989946800178719, + 0.990243175367708, + 0.990695563551443, + 0.991288540103593, + 0.992009469063567, + 0.992842692750141, + 0.993775066630664, + 0.994790397982872, + 0.995875533622126, + 0.997014367015673, + 0.998192870684212, + 0.999394506476233, + 1.00060586036830, + 1.00181040094441, + 1.00299457368229, + 1.00414154805357, + 1.00523688409909, + 1.00626392589064, + 1.00720890358777, + 1.00805489381465, + 1.00878801634839, + 1.00939182206005, + 1.00985295821773, + 1.01015529301117, + 1.01028601830489, + 1.01022987870331, + 1.00997540773688, + 1.00950845528029, + 1.00881848315592, + 1.00789488400120, + 1.00672875785417, + 1.00530991398353, + 1.00363456081898, + 1.00169363479295, + 0.999485662869670, + 0.997006370229165, + 0.994254686877395, + 0.991231967393677, + 0.987937115334337, + 0.984375124686103, + 0.979890963312768, + 0.975269878842859, + 0.970180498004025, + 0.964580026820328, + 0.958425533515528, + 0.951684013845583, + 0.944320232231505, + 0.936290624169877, + 0.927580506944232, + 0.918153413723035, + 0.907976524013806, + 0.897050058479312, + 0.885351360384818, + 0.872857926504400, + 0.859579818650462, + 0.845502615038655, + 0.830619943301480, + 0.814946648157534, + 0.798489377529441, + 0.781262449660145, + 0.763291769255088, + 0.744590843420388, + 0.725199287080917, + 0.705153668360855, + 0.684490544603819, + 0.663245209931378, + 0.641477161661819, + 0.619235333635541, + 0.596559132542786, + 0.573519989364814, + 0.550173851023454, + 0.526568538230013, + 0.502781158663802, + 0.478860889056198, + 0.454877894349081, + 0.430898122898976, + 0.406993964205627, + 0.383234030582781, + 0.359680098334456, + 0.336408100091304, + 0.313496418152647, + 0.291010565493871, + 0.269019585108746, + 0.247584347561867, + 0.226788433385199, + 0.206677770653849, + 0.187310343238419, + 0.168739644125069, + 0.151012382058898, + 0.134171842279709, + 0.118254662325635, + 0.103290733977460, + 0.0893117360272552, + 0.0763429786604178, + 0.0644077291458590, + 0.0535243714739393, + 0.0437084452819923, + 0.0349667099153409, + 0.0272984629264830, + 0.0206895808034878, + 0.0151125125235276, + 0.0105228753811890, + 0.00685547314312078, + 0.00402351119094097, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0}; + +const LC3_FLOAT MDCT_WINDOW_240_7_5ms[360] = {0.00197084907651299, + 0.00295060859318731, + 0.00412447721346795, + 0.00552688663943736, + 0.00717541131643851, + 0.00908757730429167, + 0.0112819105170366, + 0.0137695373537175, + 0.0165600266160529, + 0.0196650894549232, + 0.0230953556487727, + 0.0268612893898298, + 0.0309632559743172, + 0.0354036229832600, + 0.0401915610110090, + 0.0453331403333732, + 0.0508289303571015, + 0.0566815447853484, + 0.0628935304464015, + 0.0694696292595147, + 0.0764106313680933, + 0.0837160015651998, + 0.0913884277813343, + 0.0994294007679240, + 0.107834724972307, + 0.116604574829623, + 0.125736502786435, + 0.135226811339595, + 0.145073545983920, + 0.155273818664872, + 0.165822194234144, + 0.176711174053461, + 0.187928775884881, + 0.199473179818881, + 0.211342952955480, + 0.223524554031808, + 0.236003099651800, + 0.248768614459915, + 0.261813810748989, + 0.275129160854431, + 0.288701101746986, + 0.302514033630995, + 0.316558805236645, + 0.330823871149994, + 0.345295566673095, + 0.359963991566213, + 0.374814544406725, + 0.389831816553239, + 0.405001009601585, + 0.420308013047231, + 0.435739515285996, + 0.451277817354750, + 0.466904917964874, + 0.482609040567348, + 0.498375466266412, + 0.514185341357833, + 0.530021478313683, + 0.545869351788699, + 0.561710040666941, + 0.577528151441720, + 0.593304696426258, + 0.609026346152434, + 0.624674188938691, + 0.640227554714632, + 0.655671016213410, + 0.670995934643907, + 0.686184558797250, + 0.701218384229819, + 0.716078448562218, + 0.730756084155059, + 0.745240678762236, + 0.759515121573879, + 0.773561955408612, + 0.787369206048433, + 0.800923137730798, + 0.814211386313193, + 0.827223833436804, + 0.839952374193807, + 0.852386102361013, + 0.864513675018828, + 0.876324078835538, + 0.887814288392476, + 0.898977414612621, + 0.909803318928109, + 0.920284311925309, + 0.930407517984552, + 0.940169652216635, + 0.949567794930265, + 0.958599937397485, + 0.967260260011783, + 0.975545165941725, + 0.983447719378423, + 0.990971957260661, + 0.998119268644039, + 1.00488283328902, + 1.01125773114014, + 1.01724436218938, + 1.02285380727854, + 1.02808733870912, + 1.03293706325880, + 1.03740494796704, + 1.04150164119898, + 1.04523235573095, + 1.04859791420260, + 1.05160339500287, + 1.05425505026848, + 1.05656184342744, + 1.05853400282251, + 1.06017413540787, + 1.06149370624356, + 1.06249943033024, + 1.06320577147234, + 1.06362578371698, + 1.06376486534444, + 1.06363777833448, + 1.06325972797388, + 1.06264695324506, + 1.06180496269951, + 1.06074504835117, + 1.05948491573959, + 1.05804533277758, + 1.05643589789450, + 1.05466217871738, + 1.05274047445925, + 1.05069500101126, + 1.04853893535431, + 1.04627898264892, + 1.04392434506884, + 1.04149539738413, + 1.03901002688052, + 1.03647724602858, + 1.03390792836167, + 1.03131989375422, + 1.02872867366600, + 1.02614831936266, + 1.02358988084027, + 1.02106485991803, + 1.01856261937655, + 1.01655770337597, + 1.01400658226217, + 1.01162952586308, + 1.00938590180064, + 1.00727455010293, + 1.00529616458224, + 1.00344525988730, + 1.00172249743714, + 1.00012792446354, + 0.998657533466906, + 0.997309591666583, + 0.996083571092922, + 0.994976568981429, + 0.993985158260167, + 0.993107530052222, + 0.992341305231054, + 0.991683334808959, + 0.991130069631426, + 0.990678325164172, + 0.990325325024913, + 0.990067562181601, + 0.989901281872290, + 0.989822612537615, + 0.989827845401607, + 0.989913241125937, + 0.990074733989367, + 0.990308255838731, + 0.990609851788114, + 0.990975314368959, + 0.991400330446183, + 0.991880966170107, + 0.992412851225652, + 0.992991779075812, + 0.993613381385812, + 0.994273149357862, + 0.994966957785808, + 0.995690370111366, + 0.996439157431590, + 0.997208572194836, + 0.997994274967679, + 0.998791615753409, + 0.999596061975986, + 1.00040410125588, + 1.00120984620569, + 1.00200975605034, + 1.00279924168624, + 1.00357356747961, + 1.00432828318722, + 1.00505850186763, + 1.00575983636472, + 1.00642766968907, + 1.00705768272393, + 1.00764515369282, + 1.00818549211731, + 1.00867426536962, + 1.00910687229055, + 1.00947915891906, + 1.00978659331994, + 1.01002476446464, + 1.01018953828983, + 1.01027669068480, + 1.01028203168272, + 1.01020174265116, + 1.01003208083751, + 1.00976918870054, + 1.00940938607321, + 1.00894931012624, + 1.00838641217324, + 1.00771780306692, + 1.00694030579691, + 1.00605123898466, + 1.00504879328336, + 1.00393182763047, + 1.00269766615693, + 1.00134427117215, + 0.999872091899038, + 0.998280464458421, + 0.996566569174198, + 0.994731737005642, + 0.992777986793980, + 0.990701374188107, + 0.988504165244528, + 0.986186892168957, + 0.983711988683984, + 0.980584643109501, + 0.977634164392255, + 0.974455033150736, + 0.971062915561309, + 0.967447269570116, + 0.963593926287407, + 0.959491398347322, + 0.955129725416117, + 0.950501325912076, + 0.945592810314402, + 0.940389877411592, + 0.934886760414132, + 0.929080558710635, + 0.922959279964298, + 0.916509579192867, + 0.909724456073370, + 0.902607349937268, + 0.895155083757719, + 0.887356154208250, + 0.879202688562948, + 0.870699697841629, + 0.861847424457935, + 0.852641749726566, + 0.843077833241503, + 0.833154904680532, + 0.822881271616311, + 0.812257596919709, + 0.801285439243471, + 0.789971715171577, + 0.778318177172464, + 0.766337710411639, + 0.754030327670636, + 0.741407990945757, + 0.728477500803539, + 0.715255741732847, + 0.701751739457159, + 0.687975631811811, + 0.673936911240907, + 0.659652573201310, + 0.645139489066839, + 0.630414716229245, + 0.615483621927165, + 0.600365851941398, + 0.585078857908467, + 0.569649536456405, + 0.554084809831234, + 0.538398518296620, + 0.522614737753751, + 0.506756804966295, + 0.490833753173273, + 0.474866032652527, + 0.458876565810813, + 0.442885823257372, + 0.426906539230033, + 0.410970973391487, + 0.395091024053754, + 0.379291327017083, + 0.363587416985863, + 0.348004343198509, + 0.332563200617546, + 0.317287484882341, + 0.302196710240947, + 0.287309402575471, + 0.272643991600386, + 0.258227430580528, + 0.244072856174013, + 0.230208977382347, + 0.216641416438901, + 0.203398480689705, + 0.190486161546394, + 0.177922121520115, + 0.165726674483589, + 0.153906396679985, + 0.142480547128767, + 0.131453980101158, + 0.120841778238095, + 0.110652194335372, + 0.100891734193622, + 0.0915718850864754, + 0.0826995966952829, + 0.0742815528886268, + 0.0663242381533172, + 0.0588334516201312, + 0.0518140676237795, + 0.0452698345565108, + 0.0392030848454564, + 0.0336144159421411, + 0.0285023308156286, + 0.0238629107447942, + 0.0196894226553178, + 0.0159720527024086, + 0.0126976223424625, + 0.00984937739446455, + 0.00740724463299836, + 0.00535665361021599, + 0.00383226551874691, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0}; + +const LC3_FLOAT MDCT_WINDOW_320_7_5ms[480] = {0.00184833037060189, + 0.00256481839443054, + 0.00336762117525576, + 0.00428736617294702, + 0.00533830142913148, + 0.00652679222980445, + 0.00786112587274496, + 0.00934628179329417, + 0.0109916867707302, + 0.0128011172432759, + 0.0147805910526259, + 0.0169307043075075, + 0.0192592307040902, + 0.0217696937210109, + 0.0244685982614465, + 0.0273556542738590, + 0.0304319230257638, + 0.0336980463900663, + 0.0371583577255157, + 0.0408148179520755, + 0.0446708068423474, + 0.0487262995262562, + 0.0529820632544155, + 0.0574382469666485, + 0.0620968579875224, + 0.0669609766608529, + 0.0720298363678982, + 0.0773039146477137, + 0.0827825574095362, + 0.0884682101593173, + 0.0943607566451845, + 0.100460272003600, + 0.106763823750452, + 0.113273679440610, + 0.119986420273010, + 0.126903520680586, + 0.134020853127777, + 0.141339556870128, + 0.148857211288972, + 0.156573685338126, + 0.164484622056357, + 0.172589076538143, + 0.180879089820471, + 0.189354319600685, + 0.198012243528402, + 0.206854140994642, + 0.215875318757054, + 0.225068672370813, + 0.234427407249969, + 0.243948313710515, + 0.253627992837806, + 0.263464060987933, + 0.273450494478137, + 0.283582188986510, + 0.293853469478657, + 0.304257373461563, + 0.314790914011331, + 0.325449123426950, + 0.336227409661803, + 0.347118760290707, + 0.358120176960450, + 0.369224663378337, + 0.380427792871280, + 0.391720022741618, + 0.403097022154837, + 0.414551955216869, + 0.426081718612424, + 0.437676318481682, + 0.449330195657235, + 0.461034855039307, + 0.472786043282829, + 0.484576777178737, + 0.496401706766520, + 0.508252457556495, + 0.520122078483965, + 0.532002077000542, + 0.543888089744156, + 0.555771601181136, + 0.567645738774683, + 0.579502786315012, + 0.591335034592786, + 0.603138367473440, + 0.614904171685981, + 0.626623941105601, + 0.638288834425202, + 0.649893374776772, + 0.661432360150173, + 0.672902513906348, + 0.684293749833449, + 0.695600459535883, + 0.706811783648976, + 0.717923424519233, + 0.728931385727289, + 0.739832772797360, + 0.750618982371933, + 0.761284053417755, + 0.771818918701624, + 0.782220991963992, + 0.792481330455120, + 0.802599447723046, + 0.812565229501908, + 0.822377128920089, + 0.832030518374920, + 0.841523207674513, + 0.850848312948314, + 0.860002411781952, + 0.868979880825105, + 0.877778346729487, + 0.886395903955835, + 0.894829420791081, + 0.903077625660289, + 0.911132652155618, + 0.918993585364937, + 0.926652936933657, + 0.934111420416517, + 0.941364344292899, + 0.948412967370989, + 0.955255629597394, + 0.961892013137868, + 0.968316362908677, + 0.974530156362119, + 0.980528338141726, + 0.986313927767294, + 0.991886048619893, + 0.997246344766401, + 1.00239189664458, + 1.00731946437583, + 1.01202707343585, + 1.01651654151239, + 1.02079430268870, + 1.02486081579449, + 1.02871470580975, + 1.03235170271917, + 1.03577375047282, + 1.03898431507401, + 1.04198785539891, + 1.04478564357336, + 1.04737818412200, + 1.04976743149521, + 1.05195404554314, + 1.05394289856216, + 1.05573463147380, + 1.05734176732398, + 1.05875726493872, + 1.05998674447371, + 1.06103671687069, + 1.06190651084450, + 1.06260369490638, + 1.06313289329257, + 1.06350237394105, + 1.06370980806189, + 1.06376322346189, + 1.06366764604617, + 1.06343011818702, + 1.06305656438567, + 1.06255421036890, + 1.06192234666436, + 1.06116701778323, + 1.06029468923457, + 1.05931468949374, + 1.05823464730377, + 1.05705890752753, + 1.05578948247366, + 1.05442978686656, + 1.05298792590271, + 1.05147505164534, + 1.04989930053323, + 1.04826212949578, + 1.04656690601558, + 1.04481699264239, + 1.04302124919620, + 1.04118768090749, + 1.03932339102548, + 1.03743168416508, + 1.03551757331127, + 1.03358510598971, + 1.03164370854303, + 1.02969954597728, + 1.02775943851786, + 1.02582718703711, + 1.02390791088663, + 1.02200805068553, + 1.02013910120702, + 1.01826310081338, + 1.01687901084998, + 1.01492194818759, + 1.01309662336946, + 1.01134205244082, + 1.00965912296053, + 1.00805036388672, + 1.00651754025099, + 1.00505799251731, + 1.00366956090429, + 1.00235327309256, + 1.00110980844711, + 0.999937523064020, + 0.998834523778354, + 0.997800605926859, + 0.996835755847371, + 0.995938881156864, + 0.995108458955550, + 0.994343411090332, + 0.993642921198198, + 0.993005832427090, + 0.992430983777039, + 0.991917492640328, + 0.991463898014730, + 0.991068213957297, + 0.990729218448801, + 0.990446224564421, + 0.990217818551850, + 0.990041963066712, + 0.989917085260000, + 0.989841974698949, + 0.989815048293785, + 0.989834329137160, + 0.989898210724722, + 0.990005403060575, + 0.990154189263867, + 0.990342426919530, + 0.990568458991084, + 0.990830952741348, + 0.991128037927190, + 0.991457565684290, + 0.991817880927468, + 0.992207558971979, + 0.992624757299280, + 0.993067358412365, + 0.993533398279548, + 0.994021410066004, + 0.994529685133772, + 0.995055963618118, + 0.995598350543474, + 0.996155580104219, + 0.996725626776922, + 0.997306092208332, + 0.997895213854288, + 0.998491440631921, + 0.999092889987779, + 0.999697062575683, + 1.00030302922321, + 1.00090793360789, + 1.00151083855774, + 1.00210922561456, + 1.00270118453373, + 1.00328512996467, + 1.00385925649825, + 1.00442110963133, + 1.00496860132761, + 1.00550040380694, + 1.00601454845283, + 1.00650869083178, + 1.00698103862634, + 1.00743004105679, + 1.00785364005500, + 1.00824961843285, + 1.00861603623935, + 1.00895137836214, + 1.00925389667459, + 1.00952134193584, + 1.00975175133162, + 1.00994371466878, + 1.01009549736651, + 1.01020487679019, + 1.01027007304515, + 1.01028975233683, + 1.01026226969627, + 1.01018561543197, + 1.01005819682879, + 1.00987881783672, + 1.00964593048934, + 1.00935753319733, + 1.00901228181564, + 1.00860959436079, + 1.00814836659263, + 1.00762674316571, + 1.00704343050616, + 1.00639774980144, + 1.00568876793126, + 1.00491558583432, + 1.00407767878127, + 1.00317428837606, + 1.00220424207009, + 1.00116683614142, + 1.00006248083959, + 0.998891421862267, + 0.997652251800105, + 0.996343855540476, + 0.994967462022130, + 0.993524663018428, + 0.992013926907702, + 0.990433283134003, + 0.988785147009912, + 0.987072680860489, + 0.985297442611976, + 0.983401161131380, + 0.980949417765551, + 0.978782729044635, + 0.976468238349044, + 0.974042850200711, + 0.971498848279787, + 0.968829967901758, + 0.966030973927894, + 0.963095103865114, + 0.960018197689881, + 0.956795738404679, + 0.953426266696235, + 0.949903482303963, + 0.946222115168414, + 0.942375819502639, + 0.938361701514345, + 0.934177797863119, + 0.929823123908876, + 0.925292319504672, + 0.920580120066111, + 0.915679792968200, + 0.910590604293827, + 0.905315030158709, + 0.899852756107195, + 0.894199497118493, + 0.888350152427933, + 0.882301631337498, + 0.876054874152525, + 0.869612384940706, + 0.862972799329697, + 0.856135197574920, + 0.849098178607312, + 0.841857024342112, + 0.834414055019111, + 0.826774616875239, + 0.818939244026861, + 0.810904891487294, + 0.802675318450619, + 0.794253750525830, + 0.785641661592052, + 0.776838608661742, + 0.767853193256071, + 0.758685180670574, + 0.749330657713362, + 0.739809171155050, + 0.730109944357775, + 0.720247780620101, + 0.710224160990164, + 0.700044325846151, + 0.689711889540493, + 0.679231154104663, + 0.668608178924739, + 0.657850996784250, + 0.646965718233652, + 0.635959616622744, + 0.624840335899161, + 0.613603502679100, + 0.602265090642188, + 0.590829083373282, + 0.579309407943056, + 0.567711124002091, + 0.556037415675143, + 0.544293664349262, + 0.532489768053648, + 0.520636084113626, + 0.508743272768040, + 0.496811166041365, + 0.484849880708936, + 0.472868107365031, + 0.460875918379489, + 0.448881080632702, + 0.436891038772751, + 0.424912022350783, + 0.412960603164169, + 0.401035896287704, + 0.389157866744938, + 0.377322198811674, + 0.365543766863001, + 0.353832356425067, + 0.342196115433984, + 0.330644820108683, + 0.319187558989871, + 0.307833309339190, + 0.296588181651645, + 0.285463716536022, + 0.274462408857763, + 0.263609584476890, + 0.252883101143323, + 0.242323488971182, + 0.231925746284170, + 0.221690837369583, + 0.211638057695031, + 0.201766920294530, + 0.192082235818342, + 0.182589160013263, + 0.173305996740759, + 0.164229200045030, + 0.155362654247925, + 0.146717078597741, + 0.138299391415146, + 0.130105078076731, + 0.122145309929155, + 0.114423458192169, + 0.106941075992303, + 0.0997025893446062, + 0.0927124283374869, + 0.0859737427062027, + 0.0794893311195214, + 0.0732616579460535, + 0.0672934102310889, + 0.0615874081007633, + 0.0561458002593222, + 0.0509700747035652, + 0.0460617047145777, + 0.0414220116926541, + 0.0370514188750623, + 0.0329494666227939, + 0.0291153326941312, + 0.0255476401323823, + 0.0222437711282860, + 0.0192000658979791, + 0.0164122204526698, + 0.0138747611120131, + 0.0115806352990988, + 0.00952213664221592, + 0.00769137379581469, + 0.00607207833119310, + 0.00462581216874268, + 0.00360685164162597, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0}; + +const LC3_FLOAT MDCT_WINDOW_480_7_5ms[720] = {0.00172152668161197, + 0.00220824874304665, + 0.00268901752259534, + 0.00322613341770658, + 0.00381014419509035, + 0.00445371931718418, + 0.00515369239968132, + 0.00591552473428981, + 0.00673869158441088, + 0.00762861840690755, + 0.00858361456803004, + 0.00960938437461376, + 0.0107060753216012, + 0.0118759722608345, + 0.0131190129731594, + 0.0144390107858867, + 0.0158335301409709, + 0.0173063081075865, + 0.0188584711217331, + 0.0204918651551601, + 0.0222061476414017, + 0.0240057166241995, + 0.0258883592892154, + 0.0278552325915007, + 0.0299059145401639, + 0.0320415894481754, + 0.0342610013298592, + 0.0365680972732117, + 0.0389616721239547, + 0.0414435823556703, + 0.0440140795515652, + 0.0466742169139349, + 0.0494214624989609, + 0.0522588488991433, + 0.0551849337276135, + 0.0582005142844991, + 0.0613059844876918, + 0.0645038384438376, + 0.0677913922780715, + 0.0711707832894713, + 0.0746411071480673, + 0.0782028053093391, + 0.0818549520793733, + 0.0856000161887899, + 0.0894357617466231, + 0.0933642589167916, + 0.0973846702504817, + 0.101496717842215, + 0.105698760137915, + 0.109993602538973, + 0.114378287000688, + 0.118853507644691, + 0.123419277472281, + 0.128075996686182, + 0.132820580592162, + 0.137655456547628, + 0.142578647864983, + 0.147590521689500, + 0.152690437463956, + 0.157878852729327, + 0.163152528516638, + 0.168513362640497, + 0.173957968965553, + 0.179484736541084, + 0.185093104613143, + 0.190784835080141, + 0.196556497277956, + 0.202410419487986, + 0.208345433427595, + 0.214359824832231, + 0.220450365133188, + 0.226617296379634, + 0.232856279279332, + 0.239167940620308, + 0.245550641734726, + 0.252003950801656, + 0.258526168288333, + 0.265118407626359, + 0.271775911320379, + 0.278498538773636, + 0.285284606228892, + 0.292132459126393, + 0.299038431599591, + 0.306004255968647, + 0.313026529044311, + 0.320104862365552, + 0.327237324371911, + 0.334423209544169, + 0.341658622243036, + 0.348944976164519, + 0.356279251911600, + 0.363660034025212, + 0.371085146360032, + 0.378554326716481, + 0.386062695189504, + 0.393610553614044, + 0.401195224753282, + 0.408815272459443, + 0.416468460349459, + 0.424155411395509, + 0.431871045845866, + 0.439614743914448, + 0.447384019490353, + 0.455176987704814, + 0.462990137501968, + 0.470824618788539, + 0.478676592635263, + 0.486545433113577, + 0.494428714400322, + 0.502324813138104, + 0.510229471464589, + 0.518142926555815, + 0.526060916224847, + 0.533982817654487, + 0.541906816785495, + 0.549831282885023, + 0.557751233747995, + 0.565667636233856, + 0.573576882777006, + 0.581476665547768, + 0.589364661090802, + 0.597241338441034, + 0.605102013194533, + 0.612946170296527, + 0.620770242419397, + 0.628572093800007, + 0.636348526182129, + 0.644099662433612, + 0.651820973301216, + 0.659513821705787, + 0.667176381676395, + 0.674806795170392, + 0.682400710845902, + 0.689958853765865, + 0.697475722348889, + 0.704950144755303, + 0.712379980093130, + 0.719765434054233, + 0.727103832924324, + 0.734396371869479, + 0.741638560666120, + 0.748829639427782, + 0.755966688050532, + 0.763049259441822, + 0.770072273456679, + 0.777036981101517, + 0.783941107955561, + 0.790781256570410, + 0.797558113689794, + 0.804271380965317, + 0.810914900592988, + 0.817490855531114, + 0.823997093771197, + 0.830432785018494, + 0.836796949640853, + 0.843089297972628, + 0.849305847142233, + 0.855447309567916, + 0.861511036513329, + 0.867496280683677, + 0.873400798399116, + 0.879227518344298, + 0.884972438304695, + 0.890635718969808, + 0.896217172709751, + 0.901716413868111, + 0.907128770123878, + 0.912456578161017, + 0.917697260839682, + 0.922848783570288, + 0.927909917257080, + 0.932882596476862, + 0.937763322534182, + 0.942553355949148, + 0.947252428176398, + 0.951860206252747, + 0.956376059930715, + 0.960800601653643, + 0.965130600153629, + 0.969366688856792, + 0.973508812191284, + 0.977556540546725, + 0.981507226076202, + 0.985364580290061, + 0.989126208677996, + 0.992794200680601, + 0.996367545084978, + 0.999846919168316, + 1.00322812484515, + 1.00651341182191, + 1.00970072970387, + 1.01279028960634, + 1.01578293436089, + 1.01868228690835, + 1.02148657041020, + 1.02419771842881, + 1.02681455085919, + 1.02933598109997, + 1.03176042993634, + 1.03408981275172, + 1.03632325851578, + 1.03846360765363, + 1.04051195662940, + 1.04246831469554, + 1.04433331015458, + 1.04610836852236, + 1.04779018315657, + 1.04938333555913, + 1.05088564953428, + 1.05229923461622, + 1.05362521849064, + 1.05486288757866, + 1.05601520650228, + 1.05708745929907, + 1.05807220584955, + 1.05897524171920, + 1.05979446723066, + 1.06053413867011, + 1.06119411863264, + 1.06177365556482, + 1.06227661751764, + 1.06270323725515, + 1.06305568550874, + 1.06333815026019, + 1.06354799718407, + 1.06368606790043, + 1.06375556676696, + 1.06375743495314, + 1.06369358352060, + 1.06356632061806, + 1.06337707389149, + 1.06312781969919, + 1.06282155753012, + 1.06245781539243, + 1.06203634281998, + 1.06155995891758, + 1.06102951018466, + 1.06044796508355, + 1.05981709158148, + 1.05914162811841, + 1.05842135887536, + 1.05765876038451, + 1.05685377407703, + 1.05600761436100, + 1.05512005736540, + 1.05419504543825, + 1.05323345555133, + 1.05223985071955, + 1.05121667551754, + 1.05016636928704, + 1.04908778571338, + 1.04798366418119, + 1.04685333764799, + 1.04569859514623, + 1.04452056473031, + 1.04332348168164, + 1.04210830682439, + 1.04087907347658, + 1.03963603298779, + 1.03838098558867, + 1.03711402960368, + 1.03583813453316, + 1.03455276253936, + 1.03326200062149, + 1.03196749756726, + 1.03067199718128, + 1.02937563931250, + 1.02808243736505, + 1.02679166694268, + 1.02550635249346, + 1.02422655030626, + 1.02295558402234, + 1.02169298956325, + 1.02044474846015, + 1.01920733213785, + 1.01799991915642, + 1.01716021719396, + 1.01587288719722, + 1.01461782929950, + 1.01339738080134, + 1.01221017459353, + 1.01105651618772, + 1.00993443649479, + 1.00884559103696, + 1.00778955760958, + 1.00676790147273, + 1.00577851248622, + 1.00482173369676, + 1.00389592016124, + 1.00300261849896, + 1.00214090725866, + 1.00131212703156, + 1.00051460180915, + 0.999748987566388, + 0.999013486065174, + 0.998309228756053, + 0.997634933573802, + 0.996991885118110, + 0.996378601374572, + 0.995795982324256, + 0.995242217431553, + 0.994718132279737, + 0.994222121603521, + 0.993755313270097, + 0.993316215711850, + 0.992905809264804, + 0.992522421568056, + 0.992166956964939, + 0.991837703847481, + 0.991535508409853, + 0.991258602708851, + 0.991007878425042, + 0.990781722666477, + 0.990581103872326, + 0.990404336010644, + 0.990252266515061, + 0.990123118186375, + 0.990017725942080, + 0.989934325251675, + 0.989873711994700, + 0.989834110063609, + 0.989816358516333, + 0.989818706664725, + 0.989841997633560, + 0.989884437608375, + 0.989946800178719, + 0.990027287179467, + 0.990126680433027, + 0.990243175367708, + 0.990377593567359, + 0.990528133732004, + 0.990695563551443, + 0.990878043253865, + 0.991076301696221, + 0.991288540103593, + 0.991515601979036, + 0.991755665863857, + 0.992009469063567, + 0.992275155432533, + 0.992553486464066, + 0.992842692750141, + 0.993143533338714, + 0.993454079661184, + 0.993775066630664, + 0.994104689071308, + 0.994443741563539, + 0.994790397982872, + 0.995145361143570, + 0.995506799575831, + 0.995875533622126, + 0.996249681496846, + 0.996629918576519, + 0.997014367015673, + 0.997403799406302, + 0.997796404470102, + 0.998192870684212, + 0.998591285561368, + 0.998992436297826, + 0.999394506476233, + 0.999798247074188, + 1.00020179363827, + 1.00060586036830, + 1.00100857991068, + 1.00141070171451, + 1.00181040094441, + 1.00220846208708, + 1.00260295839583, + 1.00299457368229, + 1.00338147727724, + 1.00376443633841, + 1.00414154805357, + 1.00451348039620, + 1.00487832134478, + 1.00523688409909, + 1.00558730293553, + 1.00593027172440, + 1.00626392589064, + 1.00658905174666, + 1.00690380235195, + 1.00720890358777, + 1.00750238011098, + 1.00778498234605, + 1.00805489381465, + 1.00831286819921, + 1.00855699900640, + 1.00878801634839, + 1.00900404770905, + 1.00920593286756, + 1.00939182206005, + 1.00956244042490, + 1.00971589673993, + 1.00985295821773, + 1.00997177407911, + 1.01007316964863, + 1.01015529301117, + 1.01021893264234, + 1.01026224628852, + 1.01028601830489, + 1.01028841501360, + 1.01027029664166, + 1.01022987870331, + 1.01016802275824, + 1.01008292457433, + 1.00997540773688, + 1.00984368712353, + 1.00968863285475, + 1.00950845528029, + 1.00930404459694, + 1.00907371350998, + 1.00881848315592, + 1.00853675084589, + 1.00822946750346, + 1.00789488400120, + 1.00753391386376, + 1.00714487786153, + 1.00672875785417, + 1.00628392789102, + 1.00581145628420, + 1.00530991398353, + 1.00478052727780, + 1.00422176605486, + 1.00363456081898, + 1.00301719093886, + 1.00237067322585, + 1.00169363479295, + 1.00098748810560, + 1.00025107545667, + 0.999485662869670, + 0.998689592389690, + 0.997863666433377, + 0.997006370229165, + 0.996119199129118, + 0.995201403855962, + 0.994254686877395, + 0.993277595101281, + 0.992270650602836, + 0.991231967393677, + 0.990163285718553, + 0.989064393522322, + 0.987937115334337, + 0.986779736108308, + 0.985592773084236, + 0.984375124686103, + 0.983129287890062, + 0.981348462911328, + 0.979890963312768, + 0.978400458984906, + 0.976860435411572, + 0.975269878842859, + 0.973627353241612, + 0.971931340983223, + 0.970180498004025, + 0.968372651965257, + 0.966506952259707, + 0.964580026820328, + 0.962592317588312, + 0.960540986343273, + 0.958425533515528, + 0.956244393275019, + 0.953998415902893, + 0.951684013845583, + 0.949301185363779, + 0.946846884329832, + 0.944320232231505, + 0.941718404323327, + 0.939042579646710, + 0.936290624169877, + 0.933464049736310, + 0.930560853876881, + 0.927580506944232, + 0.924519591719516, + 0.921378471441385, + 0.918153413723035, + 0.914844695613022, + 0.911451651601712, + 0.907976524013806, + 0.904417545083186, + 0.900776307727862, + 0.897050058479312, + 0.893238397854931, + 0.889338680564778, + 0.885351360384818, + 0.881274022956677, + 0.877109637913966, + 0.872857926504400, + 0.868519505092655, + 0.864092796449043, + 0.859579818650462, + 0.854976006559576, + 0.850285220126345, + 0.845502615038655, + 0.840630470320405, + 0.835667925492783, + 0.830619943301480, + 0.825482006990559, + 0.820258908705916, + 0.814946648157534, + 0.809546695921391, + 0.804059977858176, + 0.798489377529441, + 0.792831417318078, + 0.787090668112010, + 0.781262449660145, + 0.775353946896531, + 0.769363612973808, + 0.763291769255088, + 0.757139016438538, + 0.750901711179744, + 0.744590843420388, + 0.738205135983222, + 0.731738075019976, + 0.725199287080917, + 0.718588225289593, + 0.711905686689260, + 0.705153668360855, + 0.698332634155137, + 0.691444101223867, + 0.684490544603819, + 0.677470119276872, + 0.670388375375255, + 0.663245209931378, + 0.656045780075394, + 0.648788626910908, + 0.641477161661819, + 0.634114322697443, + 0.626702000288600, + 0.619235333635541, + 0.611720595766813, + 0.604161612008372, + 0.596559132542786, + 0.588914400742527, + 0.581234783414194, + 0.573519989364814, + 0.565770615838341, + 0.557988067156798, + 0.550173851023454, + 0.542330193938633, + 0.534460798055783, + 0.526568538230013, + 0.518656324106017, + 0.510728812610530, + 0.502781158663802, + 0.494819490990687, + 0.486845139248642, + 0.478860889056187, + 0.470869928237011, + 0.462875144056541, + 0.454877894349081, + 0.446882512027806, + 0.438889324991181, + 0.430898122898976, + 0.422918322377786, + 0.414950877976117, + 0.406993964205624, + 0.399052648395750, + 0.391134613511556, + 0.383234030582781, + 0.375354652658444, + 0.367502059648862, + 0.359680098334456, + 0.351887311977221, + 0.344130165828257, + 0.336408100091303, + 0.328728966167385, + 0.321090505163296, + 0.313496418152647, + 0.305951564939720, + 0.298454318724068, + 0.291010565493870, + 0.283621109377504, + 0.276285415057373, + 0.269019585108745, + 0.261812445205796, + 0.254659232371968, + 0.247584347561867, + 0.240578694191260, + 0.233647008666278, + 0.226788433385199, + 0.220001991767835, + 0.213301325170393, + 0.206677770653848, + 0.200140409104345, + 0.193683630277597, + 0.187310343238419, + 0.181027383883625, + 0.174839476062309, + 0.168739644125069, + 0.162737273481917, + 0.156825277050683, + 0.151012382058898, + 0.145298229536747, + 0.139687469382981, + 0.134171842279709, + 0.128762544136019, + 0.123455562073148, + 0.118254662325635, + 0.113159676766305, + 0.108171439273590, + 0.103290733977459, + 0.0985202977906343, + 0.0938600022604814, + 0.0893117360272552, + 0.0848752102882993, + 0.0805523737322188, + 0.0763429786604177, + 0.0722489245608881, + 0.0682699119548786, + 0.0644077291458590, + 0.0606620002841447, + 0.0570343711147243, + 0.0535243714739393, + 0.0501334689685108, + 0.0468610789607730, + 0.0437084452819923, + 0.0406748365259497, + 0.0377612269065632, + 0.0349667099153408, + 0.0322919274833124, + 0.0297357668703102, + 0.0272984629264830, + 0.0249787185611126, + 0.0227762541832071, + 0.0206895808034878, + 0.0187178169347065, + 0.0168593417528780, + 0.0151125125235276, + 0.0134757094495118, + 0.0119462709121848, + 0.0105228753811890, + 0.00920130941284003, + 0.00798124316373271, + 0.00685547314312078, + 0.00582657334385164, + 0.00487838525422656, + 0.00402351119094097, + 0.00315418662758696, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0}; +#endif /* #ifdef CR8_G_ADD_75MS */ + +const LC3_FLOAT MDCT_WINDOW_80_2_5ms[40] = { + 6.737914289329320e-03, 2.732289618100209e-02, 6.163560962361236e-02, 1.119125037883055e-01, 1.787053464784875e-01, + 2.607525136824537e-01, 3.549776504187033e-01, 4.567696724165073e-01, 5.605239559005871e-01, 6.603665285212146e-01, + 7.509434386216048e-01, 8.281382099997300e-01, 8.895849967038094e-01, 9.348747871791264e-01, 9.654056798094166e-01, + 9.839026370225886e-01, 9.937180643904148e-01, 9.980987183772584e-01, 9.996266599807562e-01, 9.999772999978698e-01, + 9.999772999978698e-01, 9.996266599807562e-01, 9.980987183772584e-01, 9.937180643904148e-01, 9.839026370225886e-01, + 9.654056798094166e-01, 9.348747871791264e-01, 8.895849967038094e-01, 8.281382099997300e-01, 7.509434386216048e-01, + 6.603665285212146e-01, 5.605239559005871e-01, 4.567696724165073e-01, 3.549776504187033e-01, 2.607525136824537e-01, + 1.787053464784875e-01, 1.119125037883055e-01, 6.163560962361236e-02, 2.732289618100209e-02, 6.737914289329320e-03}; + +const LC3_FLOAT MDCT_WINDOW_160_2_5ms[80] = { + 4.764416154578566e-03, 1.204636278996989e-02, 2.226396539371650e-02, 3.580223111285056e-02, 5.299054649961241e-02, + 7.408518398076024e-02, 9.925385917916330e-02, 1.285631180041137e-01, 1.619692437449073e-01, 1.993132407013812e-01, + 2.403202823615340e-01, 2.846038181323611e-01, 3.316743228466244e-01, 3.809524578920635e-01, 4.317862022264749e-01, + 4.834713159013930e-01, 5.352743274612082e-01, 5.864570980113353e-01, 6.363019156559162e-01, 6.841360194558924e-01, + 7.293544453028629e-01, 7.714401286766273e-01, 8.099802912368443e-01, 8.446782786131956e-01, 8.753602039735273e-01, + 9.019759839191052e-01, 9.245946272967390e-01, 9.433939492938426e-01, 9.586452246292587e-01, 9.706936498636800e-01, + 9.799358305935717e-01, 9.867958066797319e-01, 9.917013283691115e-01, 9.950621445106043e-01, 9.972519167765670e-01, + 9.985950139980033e-01, 9.993588946156141e-01, 9.997521272020117e-01, 9.999274399392850e-01, 9.999886501049429e-01, + 9.999886501049429e-01, 9.999274399392850e-01, 9.997521272020117e-01, 9.993588946156141e-01, 9.985950139980033e-01, + 9.972519167765670e-01, 9.950621445106043e-01, 9.917013283691115e-01, 9.867958066797319e-01, 9.799358305935717e-01, + 9.706936498636800e-01, 9.586452246292587e-01, 9.433939492938426e-01, 9.245946272967390e-01, 9.019759839191052e-01, + 8.753602039735273e-01, 8.446782786131956e-01, 8.099802912368443e-01, 7.714401286766273e-01, 7.293544453028629e-01, + 6.841360194558924e-01, 6.363019156559162e-01, 5.864570980113353e-01, 5.352743274612082e-01, 4.834713159013930e-01, + 4.317862022264749e-01, 3.809524578920635e-01, 3.316743228466244e-01, 2.846038181323611e-01, 2.403202823615340e-01, + 1.993132407013812e-01, 1.619692437449073e-01, 1.285631180041137e-01, 9.925385917916330e-02, 7.408518398076024e-02, + 5.299054649961241e-02, 3.580223111285056e-02, 2.226396539371650e-02, 1.204636278996989e-02, 4.764416154578566e-03}; + +const LC3_FLOAT MDCT_WINDOW_240_2_5ms[120] = { + 3.890134207235998e-03, 8.202595078385781e-03, 1.370235555340779e-02, 2.052968531182845e-02, 2.880307728389693e-02, + 3.862785141889536e-02, 5.009569719921809e-02, 6.328296540190831e-02, 7.824881086160715e-02, 9.503346510857243e-02, + 1.136567491769230e-01, 1.341168883357315e-01, 1.563896708020576e-01, 1.804279808512455e-01, 2.061617274373514e-01, + 2.334981807379911e-01, 2.623227204239969e-01, 2.924999908279060e-01, 3.238754496100354e-01, 3.562772881250116e-01, + 3.895186936283779e-01, 4.234004158919065e-01, 4.577135938730904e-01, 4.922427919542673e-01, 5.267691900603833e-01, + 5.610738677940736e-01, 5.949411196851041e-01, 6.281617368097510e-01, 6.605361894447956e-01, 6.918776461105686e-01, + 7.220147663396499e-01, 7.507942077785026e-01, 7.780827927721814e-01, 8.037692853722609e-01, 8.277657367145603e-01, + 8.500083649018569e-01, 8.704579448595252e-01, 8.890996940634835e-01, 9.059426515086708e-01, 9.210185597011833e-01, + 9.343802726761132e-01, 9.460997268469628e-01, 9.562655255553633e-01, 9.649802020504638e-01, 9.723572386690237e-01, + 9.785179314351103e-01, 9.835881982445411e-01, 9.876954342642392e-01, 9.909655192099981e-01, 9.935200769821082e-01, + 9.954740782709803e-01, 9.969338611957889e-01, 9.979956243841658e-01, 9.987444223234112e-01, 9.992536660401901e-01, + 9.995851053006831e-01, 9.997892438014110e-01, 9.999061183192590e-01, 9.999663581511030e-01, 9.999924333992981e-01, + 9.999924333992981e-01, 9.999663581511030e-01, 9.999061183192590e-01, 9.997892438014110e-01, 9.995851053006831e-01, + 9.992536660401901e-01, 9.987444223234112e-01, 9.979956243841658e-01, 9.969338611957889e-01, 9.954740782709803e-01, + 9.935200769821082e-01, 9.909655192099981e-01, 9.876954342642392e-01, 9.835881982445411e-01, 9.785179314351103e-01, + 9.723572386690237e-01, 9.649802020504638e-01, 9.562655255553633e-01, 9.460997268469628e-01, 9.343802726761132e-01, + 9.210185597011833e-01, 9.059426515086708e-01, 8.890996940634835e-01, 8.704579448595252e-01, 8.500083649018569e-01, + 8.277657367145603e-01, 8.037692853722609e-01, 7.780827927721814e-01, 7.507942077785026e-01, 7.220147663396499e-01, + 6.918776461105686e-01, 6.605361894447956e-01, 6.281617368097510e-01, 5.949411196851041e-01, 5.610738677940736e-01, + 5.267691900603833e-01, 4.922427919542673e-01, 4.577135938730904e-01, 4.234004158919065e-01, 3.895186936283779e-01, + 3.562772881250116e-01, 3.238754496100354e-01, 2.924999908279060e-01, 2.623227204239969e-01, 2.334981807379911e-01, + 2.061617274373514e-01, 1.804279808512455e-01, 1.563896708020576e-01, 1.341168883357315e-01, 1.136567491769230e-01, + 9.503346510857243e-02, 7.824881086160715e-02, 6.328296540190831e-02, 5.009569719921809e-02, 3.862785141889536e-02, + 2.880307728389693e-02, 2.052968531182845e-02, 1.370235555340779e-02, 8.202595078385781e-03, 3.890134207235998e-03}; + +const LC3_FLOAT MDCT_WINDOW_320_2_5ms[160] = { + 3.368958353152859e-03, 6.455557414799749e-03, 1.014308076237845e-02, 1.452126850237346e-02, 1.965076732239952e-02, + 2.558352795411825e-02, 3.236628529621430e-02, 4.004117865352276e-02, 4.864564178753818e-02, 5.821207082124419e-02, + 6.876742903793599e-02, 8.033284980531531e-02, 9.292326595333501e-02, 1.065470811378728e-01, 1.212058930254449e-01, + 1.368942751980506e-01, 1.535996228917228e-01, 1.713020663983868e-01, 1.899744548998832e-01, 2.095824125414741e-01, + 2.300844676343023e-01, 2.514322549787097e-01, 2.735707904154788e-01, 2.964388158404272e-01, 3.199692120640840e-01, + 3.440894760693133e-01, 3.687222584236977e-01, 3.937859558486231e-01, 4.191953532416662e-01, 4.448623088011174e-01, + 4.706964753188311e-01, 4.966060501969578e-01, 5.224985463116437e-01, 5.482815754977786e-01, 5.738636361677886e-01, + 5.991548964078475e-01, 6.240679638193776e-01, 6.485186333941402e-01, 6.724266048285701e-01, 6.957161608975563e-01, + 7.183167988192716e-01, 7.401638069500036e-01, 7.611987796499656e-01, 7.813700637561797e-01, 8.006331307849442e-01, + 8.189508697622124e-01, 8.362937964433754e-01, 8.526401756322647e-01, 8.679760543400818e-01, 8.822952046352904e-01, + 8.955989762210201e-01, 9.078960600314304e-01, 9.192021654545784e-01, 9.295396151552272e-01, 9.389368628711653e-01, + 9.474279409702298e-01, 9.550518459555614e-01, 9.618518714601797e-01, 9.678748995383242e-01, 9.731706621931426e-01, + 9.777909860257944e-01, 9.817890335940264e-01, 9.852185554726640e-01, 9.881331670617683e-01, 9.905856638463937e-01, + 9.926273880444285e-01, 9.943076583739057e-01, 9.956732730391862e-01, 9.967680940129237e-01, 9.976327183405286e-01, + 9.983042396036903e-01, 9.988160999578843e-01, 9.991980304284215e-01, 9.994760745391177e-01, 9.996726879821318e-01, + 9.998069050289865e-01, 9.998945608218308e-01, 9.999485576331654e-01, 9.999791626721350e-01, 9.999943250437048e-01, + 9.999943250437048e-01, 9.999791626721350e-01, 9.999485576331654e-01, 9.998945608218308e-01, 9.998069050289865e-01, + 9.996726879821318e-01, 9.994760745391177e-01, 9.991980304284215e-01, 9.988160999578843e-01, 9.983042396036903e-01, + 9.976327183405286e-01, 9.967680940129237e-01, 9.956732730391862e-01, 9.943076583739057e-01, 9.926273880444285e-01, + 9.905856638463937e-01, 9.881331670617683e-01, 9.852185554726640e-01, 9.817890335940264e-01, 9.777909860257944e-01, + 9.731706621931426e-01, 9.678748995383242e-01, 9.618518714601797e-01, 9.550518459555614e-01, 9.474279409702298e-01, + 9.389368628711653e-01, 9.295396151552272e-01, 9.192021654545784e-01, 9.078960600314304e-01, 8.955989762210201e-01, + 8.822952046352904e-01, 8.679760543400818e-01, 8.526401756322647e-01, 8.362937964433754e-01, 8.189508697622124e-01, + 8.006331307849442e-01, 7.813700637561797e-01, 7.611987796499656e-01, 7.401638069500036e-01, 7.183167988192716e-01, + 6.957161608975563e-01, 6.724266048285701e-01, 6.485186333941402e-01, 6.240679638193776e-01, 5.991548964078475e-01, + 5.738636361677886e-01, 5.482815754977786e-01, 5.224985463116437e-01, 4.966060501969578e-01, 4.706964753188311e-01, + 4.448623088011174e-01, 4.191953532416662e-01, 3.937859558486231e-01, 3.687222584236977e-01, 3.440894760693133e-01, + 3.199692120640840e-01, 2.964388158404272e-01, 2.735707904154788e-01, 2.514322549787097e-01, 2.300844676343023e-01, + 2.095824125414741e-01, 1.899744548998832e-01, 1.713020663983868e-01, 1.535996228917228e-01, 1.368942751980506e-01, + 1.212058930254449e-01, 1.065470811378728e-01, 9.292326595333501e-02, 8.033284980531531e-02, 6.876742903793599e-02, + 5.821207082124419e-02, 4.864564178753818e-02, 4.004117865352276e-02, 3.236628529621430e-02, 2.558352795411825e-02, + 1.965076732239952e-02, 1.452126850237346e-02, 1.014308076237845e-02, 6.455557414799749e-03, 3.368958353152859e-03}; + +const LC3_FLOAT MDCT_WINDOW_480_2_5ms[240] = { + 2.750746382614873e-03, 4.775245154322467e-03, 6.991265476184880e-03, 9.470118155887091e-03, 1.224415763156159e-02, + 1.533559472880042e-02, 1.876266772162453e-02, 2.254154337372088e-02, 2.668701415521377e-02, 3.121277069249126e-02, + 3.613150075407039e-02, 4.145491000214293e-02, 4.719370517091751e-02, 5.335755875796826e-02, 5.995506493224793e-02, + 6.699369195627566e-02, 7.447973421347953e-02, 8.241826576309315e-02, 9.081309669365416e-02, 9.966673316465058e-02, + 1.089803417907089e-01, 1.187537188695662e-01, 1.289852648491186e-01, 1.396719643506733e-01, 1.508093720039881e-01, + 1.623916042982366e-01, 1.744113376077630e-01, 1.868598125100347e-01, 1.997268444741311e-01, 2.130008409605561e-01, + 2.266688249366323e-01, 2.407164647759538e-01, 2.551281104752023e-01, 2.698868360870567e-01, 2.849744882339612e-01, + 3.003717405342550e-01, 3.160581537396951e-01, 3.320122413518523e-01, 3.482115404543554e-01, 3.646326874686314e-01, + 3.812514985127824e-01, 3.980430540166849e-01, 4.149817872214252e-01, 4.320415761679195e-01, 4.491958387581356e-01, + 4.664176304528364e-01, 4.836797441523142e-01, 5.009548117912680e-01, 5.182154071658814e-01, 5.354341495003542e-01, + 5.525838072516958e-01, 5.696374016455559e-01, 5.865683094322820e-01, 6.033503643513004e-01, 6.199579567933325e-01, + 6.363661311538971e-01, 6.525506803780192e-01, 6.684882372050696e-01, 6.841563616341746e-01, 6.995336241446708e-01, + 7.145996842225878e-01, 7.293353637631239e-01, 7.437227149404935e-01, 7.577450821603423e-01, 7.713871577361272e-01, + 7.846350309593857e-01, 7.974762302646725e-01, 8.098997582230498e-01, 8.218961191333729e-01, 8.334573390181531e-01, + 8.445769778704795e-01, 8.552501340402698e-01, 8.654734406919574e-01, 8.752450543115063e-01, 8.845646352883213e-01, + 8.934333206470277e-01, 9.018536890551258e-01, 9.098297182849719e-01, 9.173667353621834e-01, 9.244713596871228e-01, + 9.311514394712620e-01, 9.374159818855259e-01, 9.432750773727245e-01, 9.487398186303003e-01, 9.538222148222497e-01, + 9.585351016294561e-01, 9.628920477950361e-01, 9.669072588647543e-01, 9.705954788611818e-01, 9.739718906630962e-01, + 9.770520158876372e-01, 9.798516150909821e-01, 9.823865891128170e-01, 9.846728823898172e-01, 9.867263890529354e-01, + 9.885628626019504e-01, 9.901978299180545e-01, 9.916465103310770e-01, 9.929237404023775e-01, 9.940439050178721e-01, + 9.950208753087979e-01, 9.958679538316859e-01, 9.965978273449145e-01, 9.972225274187749e-01, 9.977533990110320e-01, + 9.982010770325636e-01, 9.985754708200026e-01, 9.988857563266385e-01, 9.991403757414241e-01, 9.993470441509588e-01, + 9.995127627727911e-01, 9.996438382121301e-01, 9.997459071295719e-01, 9.998239656559388e-01, 9.998824028526124e-01, + 9.999250374922579e-01, 9.999551574256286e-01, 9.999755608048836e-01, 9.999885984518604e-01, 9.999962166900126e-01, + 9.999962166900126e-01, 9.999885984518604e-01, 9.999755608048836e-01, 9.999551574256286e-01, 9.999250374922579e-01, + 9.998824028526124e-01, 9.998239656559388e-01, 9.997459071295719e-01, 9.996438382121301e-01, 9.995127627727911e-01, + 9.993470441509588e-01, 9.991403757414241e-01, 9.988857563266385e-01, 9.985754708200026e-01, 9.982010770325636e-01, + 9.977533990110320e-01, 9.972225274187749e-01, 9.965978273449145e-01, 9.958679538316859e-01, 9.950208753087979e-01, + 9.940439050178721e-01, 9.929237404023775e-01, 9.916465103310770e-01, 9.901978299180545e-01, 9.885628626019504e-01, + 9.867263890529354e-01, 9.846728823898172e-01, 9.823865891128170e-01, 9.798516150909821e-01, 9.770520158876372e-01, + 9.739718906630962e-01, 9.705954788611818e-01, 9.669072588647543e-01, 9.628920477950361e-01, 9.585351016294561e-01, + 9.538222148222497e-01, 9.487398186303003e-01, 9.432750773727245e-01, 9.374159818855259e-01, 9.311514394712620e-01, + 9.244713596871228e-01, 9.173667353621834e-01, 9.098297182849719e-01, 9.018536890551258e-01, 8.934333206470277e-01, + 8.845646352883213e-01, 8.752450543115063e-01, 8.654734406919574e-01, 8.552501340402698e-01, 8.445769778704795e-01, + 8.334573390181531e-01, 8.218961191333729e-01, 8.098997582230498e-01, 7.974762302646725e-01, 7.846350309593857e-01, + 7.713871577361272e-01, 7.577450821603423e-01, 7.437227149404935e-01, 7.293353637631239e-01, 7.145996842225878e-01, + 6.995336241446708e-01, 6.841563616341746e-01, 6.684882372050696e-01, 6.525506803780192e-01, 6.363661311538971e-01, + 6.199579567933325e-01, 6.033503643513004e-01, 5.865683094322820e-01, 5.696374016455559e-01, 5.525838072516958e-01, + 5.354341495003542e-01, 5.182154071658814e-01, 5.009548117912680e-01, 4.836797441523142e-01, 4.664176304528364e-01, + 4.491958387581356e-01, 4.320415761679195e-01, 4.149817872214252e-01, 3.980430540166849e-01, 3.812514985127824e-01, + 3.646326874686314e-01, 3.482115404543554e-01, 3.320122413518523e-01, 3.160581537396951e-01, 3.003717405342550e-01, + 2.849744882339612e-01, 2.698868360870567e-01, 2.551281104752023e-01, 2.407164647759538e-01, 2.266688249366323e-01, + 2.130008409605561e-01, 1.997268444741311e-01, 1.868598125100347e-01, 1.744113376077630e-01, 1.623916042982366e-01, + 1.508093720039881e-01, 1.396719643506733e-01, 1.289852648491186e-01, 1.187537188695662e-01, 1.089803417907089e-01, + 9.966673316465058e-02, 9.081309669365416e-02, 8.241826576309315e-02, 7.447973421347953e-02, 6.699369195627566e-02, + 5.995506493224793e-02, 5.335755875796826e-02, 4.719370517091751e-02, 4.145491000214293e-02, 3.613150075407039e-02, + 3.121277069249126e-02, 2.668701415521377e-02, 2.254154337372088e-02, 1.876266772162453e-02, 1.533559472880042e-02, + 1.224415763156159e-02, 9.470118155887091e-03, 6.991265476184880e-03, 4.775245154322467e-03, 2.750746382614873e-03}; + +const LC3_FLOAT MDCT_WINDOW_80[160] = { + -7.078546706512391e-04, -2.098197727900724e-03, -4.525198076002370e-03, -8.233976327300612e-03, + -1.337713096257934e-02, -1.999721557401502e-02, -2.800909464274782e-02, -3.721502082245055e-02, + -4.731768261606175e-02, -5.794654834034055e-02, -6.867606753531441e-02, -7.904647440788692e-02, + -8.859705468085925e-02, -9.688303623049199e-02, -1.034961241263523e-01, -1.080766457616878e-01, + -1.103242262600913e-01, -1.099809851424550e-01, -1.068172142230882e-01, -1.006190418791648e-01, + -9.116452506492527e-02, -7.820617483254730e-02, -6.146688124166948e-02, -4.063362855701623e-02, + -1.536329520788766e-02, 1.470155068746303e-02, 4.989736509080558e-02, 9.050369257152079e-02, + 1.366911019414417e-01, 1.884686389218322e-01, 2.456456803467095e-01, 3.077789078889820e-01, + 3.741642373060188e-01, 4.438114799213576e-01, 5.154735456539700e-01, 5.876661722564289e-01, + 6.587619767809000e-01, 7.270576699841359e-01, 7.908752989295335e-01, 8.486643364959733e-01, + 8.991320235484349e-01, 9.413348145272842e-01, 9.747634827941575e-01, 9.994114730415857e-01, + 1.015760373791603e+00, 1.024736164069697e+00, 1.027634294456205e+00, 1.025991493983836e+00, + 1.021427210603284e+00, 1.015439859549357e+00, 1.009366925499550e+00, 1.003508162416449e+00, + 9.988898206257559e-01, 9.953133902427869e-01, 9.925943919208190e-01, 9.905771957917731e-01, + 9.891371616557014e-01, 9.881790747212391e-01, 9.876249269174586e-01, 9.874056275509585e-01, + 9.874524849192456e-01, 9.876951134084213e-01, 9.880640617030884e-01, 9.884926873551375e-01, + 9.889230031022089e-01, 9.893074965384659e-01, 9.896146331889107e-01, 9.898319269347060e-01, + 9.899693102025342e-01, 9.900603352632121e-01, 9.901575015155720e-01, 9.903255289051605e-01, + 9.906303787150326e-01, 9.911298894709990e-01, 9.918665491182922e-01, 9.928619727154252e-01, + 9.941156069136238e-01, 9.956033775539884e-01, 9.972793109558521e-01, 9.990784840729244e-01, + 1.000922365901945e+00, 1.002728111386909e+00, 1.004416038098237e+00, 1.005919224127911e+00, + 1.007189345025525e+00, 1.008200146369426e+00, 1.008949493525753e+00, 1.009458241425143e+00, + 1.009768980817384e+00, 1.009940336228694e+00, 1.010039453539107e+00, 1.010132323996401e+00, + 1.010272524848519e+00, 1.010494354532353e+00, 1.010808068774316e+00, 1.011201071127927e+00, + 1.011641272406023e+00, 1.012080125934687e+00, 1.012458183122033e+00, 1.012706955800289e+00, + 1.012755013843985e+00, 1.012530134411619e+00, 1.011962331100864e+00, 1.010982135506986e+00, + 1.009512438049510e+00, 1.007460860286395e+00, 1.004708677491086e+00, 1.001111413242302e+00, + 9.965041017623596e-01, 9.907199995730845e-01, 9.823765865983288e-01, 9.708821747608998e-01, + 9.546732976073705e-01, 9.321553861564006e-01, 9.018003682081348e-01, 8.623984077953557e-01, + 8.132817365236141e-01, 7.544551974836834e-01, 6.866580716267418e-01, 6.113488038789190e-01, + 5.306181649316597e-01, 4.471309850999502e-01, 3.639114681156236e-01, 2.841647033392408e-01, + 2.110209448747969e-01, 1.472287968327703e-01, 9.482665349502291e-02, 5.482436608328477e-02, + 2.701461405056264e-02, 9.996743588367519e-03, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_160[320] = { + -4.619898752628163e-04, -9.747166718929050e-04, -1.664473096973725e-03, -2.597106916737789e-03, + -3.806285163352241e-03, -5.324608721716763e-03, -7.175885277771099e-03, -9.382480860899108e-03, + -1.195270300743193e-02, -1.489528159506296e-02, -1.820666399965468e-02, -2.187570925786862e-02, + -2.588471937157619e-02, -3.020862738245264e-02, -3.481597793538342e-02, -3.967067992672979e-02, + -4.472698045914417e-02, -4.994225863256500e-02, -5.526334794593565e-02, -6.063717235243996e-02, + -6.600961519440657e-02, -7.131966266443390e-02, -7.651178225890490e-02, -8.152964005319532e-02, + -8.631137544905677e-02, -9.080411291245728e-02, -9.495377758870335e-02, -9.870736514214426e-02, + -1.020202684361974e-01, -1.048438825017798e-01, -1.071382314127799e-01, -1.088690135027248e-01, + -1.099969655786929e-01, -1.104898474883336e-01, -1.103225838568563e-01, -1.094621746650760e-01, + -1.078834293141886e-01, -1.055612509762041e-01, -1.024650162703341e-01, -9.857014566194629e-02, + -9.384684920715425e-02, -8.826309993000785e-02, -8.178792716809512e-02, -7.438785600211463e-02, + -6.602189797715241e-02, -5.665655641133161e-02, -4.624456893420224e-02, -3.474585776145929e-02, + -2.211581608120528e-02, -8.310425696208936e-03, 6.717697635290676e-03, 2.300642061077823e-02, + 4.060106462625085e-02, 5.953239090915557e-02, 7.983354189816511e-02, 1.015233140203748e-01, + 1.246171387327525e-01, 1.491152519299797e-01, 1.750067399059861e-01, 2.022699854906251e-01, + 2.308655379767671e-01, 2.607365124918583e-01, 2.918144694729168e-01, 3.240095704645023e-01, + 3.572175180786021e-01, 3.913146885756875e-01, 4.261571642320424e-01, 4.615925445090212e-01, + 4.974471592901086e-01, 5.335326819631583e-01, 5.696546730080154e-01, 6.056083823929643e-01, + 6.411830842823245e-01, 6.761653499550255e-01, 7.103400549562944e-01, 7.434943718765665e-01, + 7.754281892901473e-01, 8.059437233154637e-01, 8.348589373399948e-01, 8.620108336276733e-01, + 8.872599706865123e-01, 9.104863121445679e-01, 9.315962496426278e-01, 9.505220861927248e-01, + 9.672366712325431e-01, 9.817397501303696e-01, 9.940557180662704e-01, 1.004247514102417e+00, + 1.012407428282884e+00, 1.018650990561848e+00, 1.023118841384460e+00, 1.025972450969440e+00, + 1.027397523939210e+00, 1.027585830688143e+00, 1.026738673647482e+00, 1.025061777648234e+00, + 1.022756514615106e+00, 1.020009139549275e+00, 1.016996499560845e+00, 1.013915946100629e+00, + 1.011044869639164e+00, 1.007773858455400e+00, 1.004848753962734e+00, 1.002245009135684e+00, + 9.999393169239009e-01, 9.979055415627330e-01, 9.961203379971326e-01, 9.945597525471822e-01, + 9.932031606606762e-01, 9.920297273323891e-01, 9.910230654424902e-01, 9.901668953434221e-01, + 9.894488374513719e-01, 9.888556356037892e-01, 9.883778520531268e-01, 9.880051626345804e-01, + 9.877295459610343e-01, 9.875412739766566e-01, 9.874329809802893e-01, 9.873949921033299e-01, + 9.874197049003676e-01, 9.874973205882319e-01, 9.876201238703241e-01, 9.877781920433015e-01, + 9.879637979933339e-01, 9.881678007807095e-01, 9.883835200189653e-01, 9.886022219397892e-01, + 9.888182771263505e-01, 9.890247977602895e-01, 9.892178658748239e-01, 9.893923680007577e-01, + 9.895463342815009e-01, 9.896772011542693e-01, 9.897859195209235e-01, 9.898725363809847e-01, + 9.899410789223559e-01, 9.899945557067980e-01, 9.900394023736973e-01, 9.900814722948890e-01, + 9.901293790312005e-01, 9.901902265696609e-01, 9.902734448815004e-01, 9.903862280081246e-01, + 9.905379830873822e-01, 9.907348826312993e-01, 9.909842592301273e-01, 9.912905118607647e-01, + 9.916586940166509e-01, 9.920906151219310e-01, 9.925887208794144e-01, 9.931516528513824e-01, + 9.937790866568735e-01, 9.944668184371617e-01, 9.952116634297566e-01, 9.960068616185641e-01, + 9.968461329825753e-01, 9.977203369515556e-01, 9.986213520769593e-01, 9.995382582242990e-01, + 1.000461955079660e+00, 1.001380551217109e+00, 1.002284871786226e+00, 1.003163845364970e+00, + 1.004009147462043e+00, 1.004811375053364e+00, 1.005563968008037e+00, 1.006259855360867e+00, + 1.006895570408563e+00, 1.007466616298057e+00, 1.007972441990187e+00, 1.008411468616852e+00, + 1.008786009787269e+00, 1.009097763850333e+00, 1.009351762546296e+00, 1.009552401900961e+00, + 1.009707093778162e+00, 1.009822090220407e+00, 1.009906958448099e+00, 1.009969021400474e+00, + 1.010017890428877e+00, 1.010060809299530e+00, 1.010106564965965e+00, 1.010161131093372e+00, + 1.010231078494249e+00, 1.010319484524512e+00, 1.010430470494512e+00, 1.010564099281000e+00, + 1.010721360243234e+00, 1.010899655674578e+00, 1.011096993993037e+00, 1.011308167670753e+00, + 1.011529185153809e+00, 1.011753008569803e+00, 1.011973876511603e+00, 1.012182837094955e+00, + 1.012373028737774e+00, 1.012535058602453e+00, 1.012660975529858e+00, 1.012740575296603e+00, + 1.012765922449960e+00, 1.012726958954961e+00, 1.012615904116265e+00, 1.012422888521601e+00, + 1.012140460211194e+00, 1.011758810583150e+00, 1.011269960947744e+00, 1.010663676735228e+00, + 1.009930754807923e+00, 1.009058249873833e+00, 1.008034308295421e+00, 1.006843352506855e+00, + 1.005470005637052e+00, 1.003894772403371e+00, 1.002098854400575e+00, 1.000060686758758e+00, + 9.977600196406868e-01, 9.951746430061121e-01, 9.922861082472264e-01, 9.890757868707590e-01, + 9.847362453480265e-01, 9.798613526271561e-01, 9.741378617337759e-01, 9.673331975559332e-01, + 9.592539757044516e-01, 9.496984081652284e-01, 9.384634163826711e-01, 9.253567968750328e-01, + 9.101986790930605e-01, 8.928338316495705e-01, 8.731437835983047e-01, 8.510420440685049e-01, + 8.264839911291133e-01, 7.994681492797084e-01, 7.700431275216928e-01, 7.383028603058783e-01, + 7.043814340356083e-01, 6.684616478236647e-01, 6.307755329382612e-01, 5.915799587176216e-01, + 5.511703155400274e-01, 5.098915423728179e-01, 4.681017110047964e-01, 4.261772971493010e-01, + 3.845172335531009e-01, 3.435228672445613e-01, 3.036004651973099e-01, 2.651434678028531e-01, + 2.285283969438072e-01, 1.941021906320984e-01, 1.621735416384830e-01, 1.330015240938615e-01, + 1.067840430193724e-01, 8.365057236623041e-02, 6.365188111381356e-02, 4.676538412257621e-02, + 3.288072750732215e-02, 2.183057564646270e-02, 1.336381425803019e-02, 6.758124889697787e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_240[480] = { + -3.613496418928369e-04, -7.078546706512391e-04, -1.074443637110903e-03, -1.533478537964509e-03, + -2.098197727900724e-03, -2.778420871815740e-03, -3.584129920673041e-03, -4.525198076002370e-03, + -5.609327243712055e-03, -6.843234536105624e-03, -8.233976327300612e-03, -9.785314755557023e-03, + -1.149880303071551e-02, -1.337713096257934e-02, -1.542181679511618e-02, -1.762979910961727e-02, + -1.999721557401502e-02, -2.252080561390149e-02, -2.519406300389030e-02, -2.800909464274782e-02, + -3.095765092956728e-02, -3.402996266948349e-02, -3.721502082245055e-02, -4.050053247568393e-02, + -4.387219218706189e-02, -4.731768261606175e-02, -5.082325342672667e-02, -5.437166635159518e-02, + -5.794654834034055e-02, -6.153426201732499e-02, -6.511708163113709e-02, -6.867606753531441e-02, + -7.219447805250771e-02, -7.565695975592170e-02, -7.904647440788692e-02, -8.234442557322251e-02, + -8.553324579905185e-02, -8.859705468085925e-02, -9.152091100798199e-02, -9.428847446755965e-02, + -9.688303623049198e-02, -9.929123258537813e-02, -1.015008467688577e-01, -1.034961241263523e-01, + -1.052637003544443e-01, -1.067939984687745e-01, -1.080766457616878e-01, -1.090997300590506e-01, + -1.098524491515805e-01, -1.103242262600913e-01, -1.105084619148789e-01, -1.103977408741932e-01, + -1.099809851424550e-01, -1.092492774392824e-01, -1.081974227416502e-01, -1.068172142230882e-01, + -1.050995803285455e-01, -1.030360111111103e-01, -1.006190418791648e-01, -9.784120023411771e-02, + -9.469304216883027e-02, -9.116452506492527e-02, -8.724644532866996e-02, -8.293043914044632e-02, + -7.820617483254730e-02, -7.306142427456862e-02, -6.748468182105991e-02, -6.146688124166948e-02, + -5.499497258200362e-02, -4.805444424454820e-02, -4.063362855701623e-02, -3.272045590229335e-02, + -2.430122582451853e-02, -1.536329520788766e-02, -5.891434269890659e-03, 4.126595858583295e-03, + 1.470155068746303e-02, 2.584738191459814e-02, 3.757652772246801e-02, 4.989736509080558e-02, + 6.282034030592902e-02, 7.635397728566121e-02, 9.050369257152079e-02, 1.052747118478660e-01, + 1.206703467513333e-01, 1.366911019414417e-01, 1.533343890681390e-01, 1.705954709184399e-01, + 1.884686389218322e-01, 2.069449962574092e-01, 2.260093000067393e-01, 2.456456803467095e-01, + 2.658346019332584e-01, 2.865543814049772e-01, 3.077789078889820e-01, 3.294769437072290e-01, + 3.516171481750350e-01, 3.741642373060188e-01, 3.970739591211551e-01, 4.203043046885219e-01, + 4.438114799213576e-01, 4.675442291623012e-01, 4.914498631045615e-01, 5.154735456539700e-01, + 5.395557644293222e-01, 5.636399817032525e-01, 5.876661722564289e-01, 6.115695310143157e-01, + 6.352890592874099e-01, 6.587619767809000e-01, 6.819230974423550e-01, 7.047092819314779e-01, + 7.270576699841359e-01, 7.489068963384272e-01, 7.701990187606995e-01, 7.908752989295335e-01, + 8.108788692151807e-01, 8.301579139160681e-01, 8.486643364959733e-01, 8.663548164329093e-01, + 8.831896853053627e-01, 8.991320235484349e-01, 9.141540563656075e-01, 9.282282546151819e-01, + 9.413348145272842e-01, 9.534619388400459e-01, 9.646048250501910e-01, 9.747634827941575e-01, + 9.839435385219192e-01, 9.921529097154242e-01, 9.994114730415857e-01, 1.005746084650236e+00, + 1.011183971347815e+00, 1.015760373791603e+00, 1.019515072412387e+00, 1.022490937034641e+00, + 1.024736164069697e+00, 1.026304095700693e+00, 1.027250978292214e+00, 1.027634294456205e+00, + 1.027511063644843e+00, 1.026942795115598e+00, 1.025991493983836e+00, 1.024716149969084e+00, + 1.023175976163407e+00, 1.021427210603284e+00, 1.019521566634239e+00, 1.017510118327508e+00, + 1.015439859549357e+00, 1.013460916839174e+00, 1.011654901040475e+00, 1.009366925499550e+00, + 1.007263182132894e+00, 1.005313192386866e+00, 1.003508162416449e+00, 1.001840787319378e+00, + 1.000303927234380e+00, 9.988898206257559e-01, 9.975915283480670e-01, 9.964015284765968e-01, + 9.953133902427869e-01, 9.943201078053212e-01, 9.934158959186011e-01, 9.925943919208190e-01, + 9.918510277326026e-01, 9.911797988363887e-01, 9.905771957917731e-01, 9.900381047643838e-01, + 9.895594394179152e-01, 9.891371616557014e-01, 9.887684373604154e-01, 9.884497924570929e-01, + 9.881790747212391e-01, 9.879528358230726e-01, 9.877691368590689e-01, 9.876249269174586e-01, + 9.875179947346887e-01, 9.874458127312921e-01, 9.874056275509585e-01, 9.873951115886979e-01, + 9.874115368168944e-01, 9.874524849192456e-01, 9.875149888347144e-01, 9.875968894760857e-01, + 9.876951134084213e-01, 9.878075819424549e-01, 9.879311998177238e-01, 9.880640617030884e-01, + 9.882032571565917e-01, 9.883471084085503e-01, 9.884926873551375e-01, 9.886386592120545e-01, + 9.887825578295630e-01, 9.889230031022089e-01, 9.890581715933395e-01, 9.891867674284610e-01, + 9.893074965384659e-01, 9.894196399062921e-01, 9.895220757174378e-01, 9.896146331889107e-01, + 9.896970346678272e-01, 9.897692596535289e-01, 9.898319269347060e-01, 9.898852572653667e-01, + 9.899307640365727e-01, 9.899693102025343e-01, 9.900025692522435e-01, 9.900321562263099e-01, + 9.900603352632121e-01, 9.900889812894406e-01, 9.901206586012907e-01, 9.901575015155720e-01, + 9.902023946214220e-01, 9.902575406142213e-01, 9.903255289051605e-01, 9.904087914462694e-01, + 9.905096491583045e-01, 9.906303787150326e-01, 9.907727108894024e-01, 9.909387444078919e-01, + 9.911298894709990e-01, 9.913476318763218e-01, 9.915928560402563e-01, 9.918665491182922e-01, + 9.921691315380984e-01, 9.925010851461232e-01, 9.928619727154252e-01, 9.932519181564613e-01, + 9.936700207375173e-01, 9.941156069136238e-01, 9.945873147903244e-01, 9.950837402063278e-01, + 9.956033775539884e-01, 9.961439922621166e-01, 9.967034533921340e-01, 9.972793109558521e-01, + 9.978690858367024e-01, 9.984697087896268e-01, 9.990784840729244e-01, 9.996919011206490e-01, + 1.000308193833526e+00, 1.000922365901945e+00, 1.001532636590676e+00, 1.002135464655177e+00, + 1.002728111386909e+00, 1.003307449770187e+00, 1.003870934089686e+00, 1.004416038098237e+00, + 1.004940548815171e+00, 1.005442141810160e+00, 1.005919224127911e+00, 1.006370303149314e+00, + 1.006793927824538e+00, 1.007189345025525e+00, 1.007555573455895e+00, 1.007892674961336e+00, + 1.008200146369426e+00, 1.008478423284851e+00, 1.008727884997619e+00, 1.008949493525753e+00, + 1.009144112734761e+00, 1.009313224929575e+00, 1.009458241425143e+00, 1.009581280555682e+00, + 1.009684090687164e+00, 1.009768980817384e+00, 1.009838308708799e+00, 1.009894548257807e+00, + 1.009940336228694e+00, 1.009977916643680e+00, 1.010010230290263e+00, 1.010039453539107e+00, + 1.010068202038694e+00, 1.010098388689342e+00, 1.010132323996401e+00, 1.010171656775640e+00, + 1.010218096148412e+00, 1.010272524848519e+00, 1.010336490294771e+00, 1.010410221483215e+00, + 1.010494354532353e+00, 1.010588873699422e+00, 1.010693501186928e+00, 1.010808068774316e+00, + 1.010931436739342e+00, 1.011062876503041e+00, 1.011201071127927e+00, 1.011344700694417e+00, + 1.011491904228184e+00, 1.011641272406023e+00, 1.011790282474963e+00, 1.011937567254485e+00, + 1.012080125934687e+00, 1.012216235487353e+00, 1.012342907951334e+00, 1.012458183122033e+00, + 1.012558879696851e+00, 1.012642857380847e+00, 1.012706955800289e+00, 1.012748952907404e+00, + 1.012765799894453e+00, 1.012755013843985e+00, 1.012713798678211e+00, 1.012639775003457e+00, + 1.012530134411619e+00, 1.012382309473470e+00, 1.012194068117524e+00, 1.011962331100864e+00, + 1.011685173724601e+00, 1.011359143572147e+00, 1.010982135506986e+00, 1.010550715971368e+00, + 1.010062133151922e+00, 1.009512438049510e+00, 1.008898689394160e+00, 1.008215923600973e+00, + 1.007460860286395e+00, 1.006627741823389e+00, 1.005712337656749e+00, 1.004708677491086e+00, + 1.003611467285588e+00, 1.002414286392268e+00, 1.001111413242302e+00, 9.996961651093181e-01, + 9.981625949525345e-01, 9.965041017623596e-01, 9.947148884277037e-01, 9.927891912841345e-01, + 9.907199995730845e-01, 9.884793707533194e-01, 9.855347660016696e-01, 9.823765865983286e-01, + 9.789747333404933e-01, 9.751623811486372e-01, 9.708821747608998e-01, 9.660805524695870e-01, + 9.606976399184645e-01, 9.546732976073706e-01, 9.479479345282376e-01, 9.404609052933396e-01, + 9.321553861564006e-01, 9.229775478442888e-01, 9.128745354570823e-01, 9.018003682081348e-01, + 8.897163275605041e-01, 8.765908974996186e-01, 8.623984077953557e-01, 8.471200801854385e-01, + 8.307479727020245e-01, 8.132817365236141e-01, 7.947291447585267e-01, 7.751108841891807e-01, + 7.544551974836834e-01, 7.327963552921717e-01, 7.101790843209148e-01, 6.866580716267418e-01, + 6.622962432368731e-01, 6.371684119604742e-01, 6.113488038789190e-01, 5.849206604934815e-01, + 5.579747428663487e-01, 5.306181649316717e-01, 5.029523957059122e-01, 4.750868825511614e-01, + 4.471309850999535e-01, 4.192049917945288e-01, 3.914252910998820e-01, 3.639114681156252e-01, + 3.367837772954476e-01, 3.101627843160973e-01, 2.841647033392418e-01, 2.589033711808454e-01, + 2.344880603710975e-01, 2.110209448747974e-01, 1.885997642296488e-01, 1.673100807904834e-01, + 1.472287968327706e-01, 1.284223074167396e-01, 1.109422548710344e-01, 9.482665349502306e-02, + 8.009914366829558e-02, 6.676765847398403e-02, 5.482436608328485e-02, 4.424588851571281e-02, + 3.499361000717621e-02, 2.701461405056267e-02, 2.024370180670145e-02, 1.460796755137538e-02, + 9.996743588367531e-03, 5.305235098871444e-03, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_320[640] = { + -3.021153494057143e-04, -5.867737487939294e-04, -8.366504004139796e-04, -1.126635355725494e-03, + -1.470492941694331e-03, -1.873473391018495e-03, -2.339292362082021e-03, -2.872008069419264e-03, + -3.476256385086407e-03, -4.155963816705528e-03, -4.914563787665504e-03, -5.755172503953251e-03, + -6.680623380533122e-03, -7.693816924650567e-03, -8.796760749750191e-03, -9.990503073705982e-03, + -1.127574117138621e-02, -1.265334152129685e-02, -1.412438986522702e-02, -1.568889620430290e-02, + -1.734512089366117e-02, -1.909097368362797e-02, -2.092546711168754e-02, -2.284684792818856e-02, + -2.485207716234951e-02, -2.693746704328349e-02, -2.909952486193999e-02, -3.133504629493832e-02, + -3.363960728361352e-02, -3.600820974457969e-02, -3.843601741746971e-02, -4.091746034850161e-02, + -4.344654894948344e-02, -4.601786724624048e-02, -4.862598509282497e-02, -5.126474204655663e-02, + -5.392644753556616e-02, -5.660384311081047e-02, -5.929116747072080e-02, -6.198268202511926e-02, + -6.467025548071184e-02, -6.734542216184526e-02, -7.000099017198280e-02, -7.263057011354321e-02, + -7.522784961377151e-02, -7.778525942347714e-02, -8.029480247839878e-02, -8.274924535373614e-02, + -8.514125464087215e-02, -8.746379123238275e-02, -8.971069341834263e-02, -9.187564084638347e-02, + -9.395176975347193e-02, -9.593137735886889e-02, -9.780843257659243e-02, -9.957851303827886e-02, + -1.012361165314596e-01, -1.027741036495644e-01, -1.041861222641119e-01, -1.054680247057000e-01, + -1.066160875985523e-01, -1.076255384835563e-01, -1.084912299471198e-01, -1.092087422379003e-01, + -1.097736146613313e-01, -1.101808861640070e-01, -1.104271876052675e-01, -1.105108362290460e-01, + -1.104281465492726e-01, -1.101739218186236e-01, -1.097437360338336e-01, -1.091353125572511e-01, + -1.083467335729228e-01, -1.073739938306107e-01, -1.062130155324388e-01, -1.048606145834788e-01, + -1.033132401525343e-01, -1.015673163469357e-01, -9.962005506126154e-02, -9.746803229469267e-02, + -9.510723623306666e-02, -9.253303383231506e-02, -8.974125216128212e-02, -8.672877689119252e-02, + -8.349213839083708e-02, -8.002639902061687e-02, -7.632679536516856e-02, -7.238806162166744e-02, + -6.820576796149519e-02, -6.377611429172260e-02, -5.909386001558149e-02, -5.415316322402774e-02, + -4.894812724598650e-02, -4.347347112195197e-02, -3.772461300253332e-02, -3.169587609244436e-02, + -2.538179830690266e-02, -1.877689096555516e-02, -1.187461378850388e-02, -4.669099247423082e-03, + 2.844096748870385e-03, 1.066976124794342e-02, 1.881355950582949e-02, 2.728156010437695e-02, + 3.607810469851272e-02, 4.520702759803914e-02, 5.467238802204326e-02, 6.447866054615346e-02, + 7.462862199422061e-02, 8.512490568723846e-02, 9.596983987496970e-02, 1.071650779014335e-01, + 1.187115850305241e-01, 1.306101067250375e-01, 1.428596447589721e-01, 1.554584725339102e-01, + 1.684041609371527e-01, 1.816947894623263e-01, 1.953273880886783e-01, 2.092963206850239e-01, + 2.235945635254679e-01, 2.382160219461597e-01, 2.531529721334063e-01, 2.683961570569586e-01, + 2.839361392493072e-01, 2.997624255177811e-01, 3.158619077906196e-01, 3.322210551086769e-01, + 3.488264676990591e-01, 3.656640377499646e-01, 3.827152968157059e-01, 3.999611859760947e-01, + 4.173843265025887e-01, 4.349669624916473e-01, 4.526876397402144e-01, 4.705242008503956e-01, + 4.884539254831315e-01, 5.064545550235134e-01, 5.245006748662190e-01, 5.425674372882107e-01, + 5.606312044701524e-01, 5.786672646386708e-01, 5.966477035050948e-01, 6.145458904162185e-01, + 6.323361944662236e-01, 6.499926319211774e-01, 6.674874032292857e-01, 6.847932667399612e-01, + 7.018835463513400e-01, 7.187322544823347e-01, 7.353128213893310e-01, 7.516001985652684e-01, + 7.675699252273948e-01, 7.831974571624924e-01, 7.984583859818390e-01, 8.133295347030278e-01, + 8.277892271515950e-01, 8.418178561101360e-01, 8.553961300139363e-01, 8.685068980898102e-01, + 8.811334436653052e-01, 8.932596784799233e-01, 9.048748835980528e-01, 9.159657608120536e-01, + 9.265215299450000e-01, 9.365339988633418e-01, 9.459977028429117e-01, 9.549088408436811e-01, + 9.632658122557368e-01, 9.710688896122810e-01, 9.783204156360773e-01, 9.850226760127131e-01, + 9.911792082081333e-01, 9.967989944502682e-01, 1.001894024615659e+00, 1.006474342231823e+00, + 1.010552057109195e+00, 1.014142538208007e+00, 1.017262593268930e+00, 1.019928842669923e+00, + 1.022159867011177e+00, 1.023976320927187e+00, 1.025400734608122e+00, 1.026455340400072e+00, + 1.027164510654160e+00, 1.027552729180790e+00, 1.027644462380432e+00, 1.027463246660797e+00, + 1.027035903410657e+00, 1.026389068000259e+00, 1.025548201799728e+00, 1.024537134749709e+00, + 1.023380803775376e+00, 1.022103695693341e+00, 1.020728359657958e+00, 1.019275334687329e+00, + 1.017765178792830e+00, 1.016217355867531e+00, 1.014665311686846e+00, 1.013249071090664e+00, + 1.011948006992127e+00, 1.010189090179223e+00, 1.008557961167850e+00, 1.007011287608451e+00, + 1.005548764575910e+00, 1.004168417268956e+00, 1.002867268893035e+00, 1.001641769115897e+00, + 1.000489068954641e+00, 9.994060799749374e-01, 9.983898865406841e-01, 9.974370849972721e-01, + 9.965444836911705e-01, 9.957098545943852e-01, 9.949302413030897e-01, 9.942024045863540e-01, + 9.935241604969254e-01, 9.928930430130044e-01, 9.923068103443909e-01, 9.917633778190438e-01, + 9.912597642374404e-01, 9.907954498484041e-01, 9.903677893656558e-01, 9.899751611066148e-01, + 9.896160337369861e-01, 9.892890160408989e-01, 9.889928511129679e-01, 9.887260333430423e-01, + 9.884868721088945e-01, 9.882751039537586e-01, 9.880892168751595e-01, 9.879277114724612e-01, + 9.877898261218510e-01, 9.876743442038471e-01, 9.875807496078497e-01, 9.875072021876561e-01, + 9.874529447589979e-01, 9.874169741527905e-01, 9.873984685207834e-01, 9.873958301311858e-01, + 9.874080027710336e-01, 9.874343401290739e-01, 9.874736235387018e-01, 9.875243137719285e-01, + 9.875856201221135e-01, 9.876563785063032e-01, 9.877358921155149e-01, 9.878225576787804e-01, + 9.879150968481590e-01, 9.880132731565830e-01, 9.881156946084619e-01, 9.882211314188272e-01, + 9.883289032519310e-01, 9.884378310018685e-01, 9.885476787868710e-01, 9.886568414746639e-01, + 9.887645868459630e-01, 9.888708540445242e-01, 9.889744320992592e-01, 9.890747269455915e-01, + 9.891710038703801e-01, 9.892631024032380e-01, 9.893507219573624e-01, 9.894330645494204e-01, + 9.895096919388534e-01, 9.895810813422480e-01, 9.896467469067676e-01, 9.897067365020641e-01, + 9.897606930400666e-01, 9.898094478563998e-01, 9.898530133261707e-01, 9.898914705684924e-01, + 9.899254194103574e-01, 9.899554202030650e-01, 9.899824494486951e-01, 9.900065116928948e-01, + 9.900284805353695e-01, 9.900497484789281e-01, 9.900709561632662e-01, 9.900928358611601e-01, + 9.901163920607219e-01, 9.901427479709606e-01, 9.901734275350572e-01, 9.902087332329851e-01, + 9.902498637985275e-01, 9.902983686695558e-01, 9.903548501470234e-01, 9.904205084933333e-01, + 9.904959297726740e-01, 9.905825150202904e-01, 9.906812569810133e-01, 9.907922087340426e-01, + 9.909165464981378e-01, 9.910550740962871e-01, 9.912084614290896e-01, 9.913768610980639e-01, + 9.915605826937839e-01, 9.917604214872976e-01, 9.919767175562684e-01, 9.922091101818779e-01, + 9.924579135466506e-01, 9.927231225056266e-01, 9.930049538427406e-01, 9.933027281437943e-01, + 9.936161084869942e-01, 9.939453714404443e-01, 9.942895145656371e-01, 9.946481676207727e-01, + 9.950203031067961e-01, 9.954058173659507e-01, 9.958038713694317e-01, 9.962130271017117e-01, + 9.966324689957675e-01, 9.970615306490058e-01, 9.974990583293081e-01, 9.979437430375855e-01, + 9.983940572002874e-01, 9.988493116887893e-01, 9.993083430214909e-01, 9.997689221333534e-01, + 1.000231131275969e+00, 1.000692135698996e+00, 1.001152013920163e+00, 1.001608526000461e+00, + 1.002060493867275e+00, 1.002507212061815e+00, 1.002947129400411e+00, 1.003378909587027e+00, + 1.003801368578070e+00, 1.004213810320699e+00, 1.004615386562846e+00, 1.005004618375781e+00, + 1.005380628601598e+00, 1.005743282364652e+00, 1.006091510392348e+00, 1.006424907424988e+00, + 1.006742427727669e+00, 1.007044321511378e+00, 1.007330218597112e+00, 1.007599401798709e+00, + 1.007852064386603e+00, 1.008088176165563e+00, 1.008308033204578e+00, 1.008511247273756e+00, + 1.008698144207627e+00, 1.008869515256392e+00, 1.009025659761512e+00, 1.009166718967367e+00, + 1.009293362609020e+00, 1.009406398832440e+00, 1.009507017171120e+00, 1.009595264293017e+00, + 1.009672145744679e+00, 1.009739084785160e+00, 1.009796675060142e+00, 1.009846137382005e+00, + 1.009888083631667e+00, 1.009924092276850e+00, 1.009955384765721e+00, 1.009982268770147e+00, + 1.010006298177305e+00, 1.010028618428735e+00, 1.010050254076988e+00, 1.010071952131355e+00, + 1.010094366238073e+00, 1.010118917317053e+00, 1.010146497096682e+00, 1.010177110711677e+00, + 1.010211755260102e+00, 1.010251003469427e+00, 1.010295468653759e+00, 1.010345234996637e+00, + 1.010400316698172e+00, 1.010461564316351e+00, 1.010528615445659e+00, 1.010601521285347e+00, + 1.010679788081867e+00, 1.010763905869062e+00, 1.010853429760676e+00, 1.010947547074519e+00, + 1.011045953108263e+00, 1.011148486293359e+00, 1.011254397791134e+00, 1.011363082075863e+00, + 1.011473302008831e+00, 1.011584996312149e+00, 1.011697416504599e+00, 1.011808919793469e+00, + 1.011919264025716e+00, 1.012027240794153e+00, 1.012132151631041e+00, 1.012232734564333e+00, + 1.012327560477901e+00, 1.012416383754384e+00, 1.012497890726292e+00, 1.012570434021054e+00, + 1.012633295255708e+00, 1.012685277016726e+00, 1.012725564992284e+00, 1.012752577651415e+00, + 1.012765062889864e+00, 1.012762356719162e+00, 1.012743376077777e+00, 1.012706484200181e+00, + 1.012650842226435e+00, 1.012575427778520e+00, 1.012479473490919e+00, 1.012361105121003e+00, + 1.012219809594718e+00, 1.012054359992419e+00, 1.011864000215460e+00, 1.011647223869087e+00, + 1.011402518267713e+00, 1.011129654652857e+00, 1.010826951260377e+00, 1.010492924436361e+00, + 1.010126353960416e+00, 1.009725892479312e+00, 1.009290060983833e+00, 1.008817301052548e+00, + 1.008305027555130e+00, 1.007752833675443e+00, 1.007157827358150e+00, 1.006518049344503e+00, + 1.005831403532018e+00, 1.005095592119373e+00, 1.004308630055050e+00, 1.003467498305776e+00, + 1.002569500413888e+00, 1.001612710105563e+00, 1.000594272975683e+00, 9.995111701168786e-01, + 9.983609218719522e-01, 9.971409288327860e-01, 9.958488863050556e-01, 9.944818543153893e-01, + 9.930375282832211e-01, 9.915146560759479e-01, 9.899136802423638e-01, 9.881930623810997e-01, + 9.859422591203311e-01, 9.835667898378924e-01, 9.811423034808365e-01, 9.785214441250228e-01, + 9.756636036109838e-01, 9.725453442532574e-01, 9.691456634185092e-01, 9.654406178310209e-01, + 9.614043615076308e-01, 9.570113065179300e-01, 9.522367669696690e-01, 9.470548839544214e-01, + 9.414403740008491e-01, 9.353691612846549e-01, 9.288190093977164e-01, 9.217662887169115e-01, + 9.141896283466009e-01, 9.060694681113471e-01, 8.973891675497357e-01, 8.881332000806269e-01, + 8.782893885841422e-01, 8.678469565343039e-01, 8.567970644671067e-01, 8.451334654019180e-01, + 8.328542805780399e-01, 8.199594783897041e-01, 8.064511006873497e-01, 7.923346478686025e-01, + 7.776204488292163e-01, 7.623206183595970e-01, 7.464486491227057e-01, 7.300205729992958e-01, + 7.130567383226717e-01, 6.955805444755916e-01, 6.776173229836567e-01, 6.591955305148172e-01, + 6.403486426892321e-01, 6.211072197441818e-01, 6.015049275244730e-01, 5.815787608870452e-01, + 5.613674511156324e-01, 5.409188627354076e-01, 5.202736834971303e-01, 4.994780733459294e-01, + 4.785774177949064e-01, 4.576172599874928e-01, 4.366490208265804e-01, 4.157221460415995e-01, + 3.948856590950757e-01, 3.741903189229770e-01, 3.536868899553974e-01, 3.334260017756462e-01, + 3.134586473252229e-01, 2.938337904395871e-01, 2.745992637590817e-01, 2.558030636168172e-01, + 2.374902188466697e-01, 2.197036032185785e-01, 2.024855415115456e-01, 1.858749915117319e-01, + 1.699067802117410e-01, 1.546132267478873e-01, 1.400238206749695e-01, 1.261637395672913e-01, + 1.130534434072719e-01, 1.007084973747940e-01, 8.914024389873081e-02, 7.835612100141792e-02, + 6.835821233920988e-02, 5.914211536028976e-02, 5.069893012340832e-02, 4.301717763585550e-02, + 3.608020726673359e-02, 2.986316337017630e-02, 2.433722657129812e-02, 1.947675241971700e-02, + 1.525710171255895e-02, 1.163787492636240e-02, 8.433087782643718e-03, 4.449668997344735e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_480[960] = { + -2.353032150516754e-04, -4.619898752628163e-04, -6.262931535610879e-04, -7.929180432976445e-04, + -9.747166718929050e-04, -1.180256894474562e-03, -1.409209039594871e-03, -1.664473096973725e-03, + -1.946591608170231e-03, -2.257081732588478e-03, -2.597106916737789e-03, -2.967607624839524e-03, + -3.370454877988472e-03, -3.806285163352241e-03, -4.276873767639064e-03, -4.782469904501813e-03, + -5.324608721716763e-03, -5.903403814095400e-03, -6.520419726599805e-03, -7.175885277771099e-03, + -7.871422820642307e-03, -8.606586039759667e-03, -9.382480860899108e-03, -1.019827182163307e-02, + -1.105520547739066e-02, -1.195270300743193e-02, -1.289205910303846e-02, -1.387263484323160e-02, + -1.489528159506296e-02, -1.595856621933800e-02, -1.706288556735433e-02, -1.820666399965468e-02, + -1.939065975232718e-02, -2.061355417582714e-02, -2.187570925786862e-02, -2.317526315266411e-02, + -2.451227449041489e-02, -2.588471937157619e-02, -2.729263737090799e-02, -2.873390902713615e-02, + -3.020862738245264e-02, -3.171440372994384e-02, -3.325098858986303e-02, -3.481597793538342e-02, + -3.640892406933019e-02, -3.802742318209150e-02, -3.967067992672979e-02, -4.133575417353826e-02, + -4.302203371734278e-02, -4.472698045914417e-02, -4.645022292934329e-02, -4.818891490266687e-02, + -4.994225863256500e-02, -5.170690802826666e-02, -5.348162036097223e-02, -5.526334794593565e-02, + -5.705123152423822e-02, -5.884271749745559e-02, -6.063717235243996e-02, -6.243104027829089e-02, + -6.422303545004304e-02, -6.600961519440657e-02, -6.778962269634495e-02, -6.955996868581379e-02, + -7.131966266443390e-02, -7.306581273272733e-02, -7.479758913001458e-02, -7.651178225890490e-02, + -7.820711420768856e-02, -7.988010693411644e-02, -8.152964005319532e-02, -8.315237353264004e-02, + -8.474728946770714e-02, -8.631137544905677e-02, -8.784374452959058e-02, -8.934164364321417e-02, + -9.080411291245728e-02, -9.222795761428432e-02, -9.361232867223340e-02, -9.495377758870335e-02, + -9.625155313139856e-02, -9.750284620437569e-02, -9.870736514214426e-02, -9.986271288271026e-02, + -1.009680221406219e-01, -1.020202684361974e-01, -1.030183804850491e-01, -1.039596356759290e-01, + -1.048438825017798e-01, -1.056686838192766e-01, -1.064342821660323e-01, -1.071382314127799e-01, + -1.077799961121537e-01, -1.083570625865931e-01, -1.088690135027248e-01, -1.093135588677235e-01, + -1.096903559498340e-01, -1.099969655786929e-01, -1.102332261219973e-01, -1.103972812085189e-01, + -1.104898474883336e-01, -1.105086416532167e-01, -1.104537426996073e-01, -1.103225838568563e-01, + -1.101145827722143e-01, -1.098276928170364e-01, -1.094621746650760e-01, -1.090163960055733e-01, + -1.084908852561722e-01, -1.078834293141886e-01, -1.071937180231978e-01, -1.064196358069465e-01, + -1.055612509762041e-01, -1.046162812518618e-01, -1.035849043557610e-01, -1.024650162703341e-01, + -1.012568997532046e-01, -9.995864571932928e-02, -9.857014566194627e-02, -9.708911135857967e-02, + -9.551545820689084e-02, -9.384684920715425e-02, -9.208300062891550e-02, -9.022171021406450e-02, + -8.826309993000785e-02, -8.620493821803937e-02, -8.404742152815330e-02, -8.178792716809512e-02, + -7.942625026703617e-02, -7.695980775819990e-02, -7.438785600211463e-02, -7.170797002873608e-02, + -6.891994783815969e-02, -6.602189797715241e-02, -6.301349420724424e-02, -5.989191912667712e-02, + -5.665655641133161e-02, -5.330406164482222e-02, -4.983427241976235e-02, -4.624456893420224e-02, + -4.253455686336916e-02, -3.870195772538443e-02, -3.474585776145929e-02, -3.066341518682682e-02, + -2.645425077642105e-02, -2.211581608120528e-02, -1.764740541599136e-02, -1.304581363895818e-02, + -8.310425696208936e-03, -3.438268661133170e-03, 1.570315476576933e-03, 6.717697635290676e-03, + 1.200477020244778e-02, 1.743398319747869e-02, 2.300642061077823e-02, 2.872481423270595e-02, + 3.458896350634671e-02, 4.060106462625085e-02, 4.676102915752826e-02, 5.307133911821893e-02, + 5.953239090915557e-02, 6.614647812869151e-02, 7.291293184312803e-02, 7.983354189816511e-02, + 8.690807412770696e-02, 9.413813765275064e-02, 1.015233140203748e-01, 1.090651518336202e-01, + 1.167626546016197e-01, 1.246171387327525e-01, 1.326272948938113e-01, 1.407938190608664e-01, + 1.491152519299797e-01, 1.575921408388593e-01, 1.662224799248571e-01, 1.750067399059861e-01, + 1.839431938620024e-01, 1.930318183054904e-01, 2.022699854906251e-01, 2.116567430906184e-01, + 2.211888523410642e-01, 2.308655379767671e-01, 2.406837992341654e-01, 2.506420640291662e-01, + 2.607365124918583e-01, 2.709659073501196e-01, 2.813259021832532e-01, 2.918144694729168e-01, + 3.024270279840051e-01, 3.131603499997996e-01, 3.240095704645023e-01, 3.349719592361666e-01, + 3.460422935204829e-01, 3.572175180786021e-01, 3.684915649120530e-01, 3.798595119591716e-01, + 3.913146885756875e-01, 4.028532873867052e-01, 4.144688328137527e-01, 4.261571642320424e-01, + 4.379113897565727e-01, 4.497256320417501e-01, 4.615925445090212e-01, 4.735067030065239e-01, + 4.854600184866710e-01, 4.974471592901086e-01, 5.094597228333853e-01, 5.214909841729947e-01, + 5.335326819631583e-01, 5.455789811615239e-01, 5.576217157959890e-01, 5.696546730080154e-01, + 5.816685576268035e-01, 5.936560624526468e-01, 6.056083823929643e-01, 6.175192060085208e-01, + 6.293796611336280e-01, 6.411830842823245e-01, 6.529203544876097e-01, 6.645840786371451e-01, + 6.761653499550255e-01, 6.876573952173626e-01, 6.990511539119996e-01, 7.103400549562944e-01, + 7.215149331458728e-01, 7.325691772738999e-01, 7.434943718765665e-01, 7.542846327442048e-01, + 7.649313654540612e-01, 7.754281892901473e-01, 7.857670170752049e-01, 7.959414651061612e-01, + 8.059437233154637e-01, 8.157687070715176e-01, 8.254086223972127e-01, 8.348589373399948e-01, + 8.441125827416620e-01, 8.531651194538425e-01, 8.620108336276733e-01, 8.706456337542150e-01, + 8.790631561061171e-01, 8.872599706865123e-01, 8.952313288619367e-01, 9.029751680353524e-01, + 9.104863121445679e-01, 9.177625550620636e-01, 9.247997426966093e-01, 9.315962496426278e-01, + 9.381494858921667e-01, 9.444588390359354e-01, 9.505220861927248e-01, 9.563402921286364e-01, + 9.619114522936701e-01, 9.672366712325431e-01, 9.723156637834687e-01, 9.771501187120180e-01, + 9.817397501303696e-01, 9.860865871353246e-01, 9.901906380163595e-01, 9.940557180662704e-01, + 9.976842395284637e-01, 1.001080961257010e+00, 1.004247514102417e+00, 1.007188578458507e+00, + 1.009906654565108e+00, 1.012407428282884e+00, 1.014694702432600e+00, 1.016774659209400e+00, + 1.018650990561848e+00, 1.020330464463111e+00, 1.021817328911793e+00, 1.023118841384460e+00, + 1.024240262467000e+00, 1.025189721888128e+00, 1.025972450969440e+00, 1.026596938589443e+00, + 1.027069179375841e+00, 1.027397523939210e+00, 1.027587902203109e+00, 1.027648951922701e+00, + 1.027585830688143e+00, 1.027408519661012e+00, 1.027122986826984e+00, 1.026738673647482e+00, + 1.026261663878092e+00, 1.025701002415063e+00, 1.025061777648234e+00, 1.024353980976701e+00, + 1.023582385618774e+00, 1.022756514615106e+00, 1.021880604350422e+00, 1.020963871317665e+00, + 1.020009139549275e+00, 1.019027285501251e+00, 1.018019442784231e+00, 1.016996499560845e+00, + 1.015957433206324e+00, 1.014923441259795e+00, 1.013915946100629e+00, 1.013047565149327e+00, + 1.012216130365610e+00, 1.011044869639164e+00, 1.009914592130044e+00, 1.008824888092573e+00, + 1.007773858455400e+00, 1.006761700412993e+00, 1.005786648810854e+00, 1.004848753962734e+00, + 1.003946083413733e+00, 1.003078846506546e+00, 1.002245009135684e+00, 1.001444733905817e+00, + 1.000676188436651e+00, 9.999393169239009e-01, 9.992320848298057e-01, 9.985548127155425e-01, + 9.979055415627330e-01, 9.972842679758880e-01, 9.966890948441745e-01, 9.961203379971326e-01, + 9.955761256313581e-01, 9.950565724564597e-01, 9.945597525471822e-01, 9.940860378486615e-01, + 9.936337788972491e-01, 9.932031606606759e-01, 9.927921871265732e-01, 9.924015177880798e-01, + 9.920297273323891e-01, 9.916767775088281e-01, 9.913408767719142e-01, 9.910230654424902e-01, + 9.907216425865902e-01, 9.904366799536263e-01, 9.901668953434221e-01, 9.899131011580791e-01, + 9.896735637374597e-01, 9.894488374513719e-01, 9.892374835404283e-01, 9.890401927796704e-01, + 9.888556356037892e-01, 9.886843467692753e-01, 9.885247606051014e-01, 9.883778520531268e-01, + 9.882423270582524e-01, 9.881185638915363e-01, 9.880051626345804e-01, 9.879032023766432e-01, + 9.878111744348976e-01, 9.877295459610343e-01, 9.876571983429736e-01, 9.875949843246187e-01, + 9.875412739766566e-01, 9.874969061399389e-01, 9.874606249127551e-01, 9.874329809802893e-01, + 9.874126414437681e-01, 9.874004750404033e-01, 9.873949921033299e-01, 9.873969162747074e-01, + 9.874049060317581e-01, 9.874197049003676e-01, 9.874399717110517e-01, 9.874663281231737e-01, + 9.874973205882319e-01, 9.875338926695315e-01, 9.875746535410983e-01, 9.876201238703241e-01, + 9.876689801932402e-01, 9.877221556193183e-01, 9.877781920433015e-01, 9.878376489591358e-01, + 9.878991990245439e-01, 9.879637979933339e-01, 9.880300303653743e-01, 9.880984675859855e-01, + 9.881678007807095e-01, 9.882390300097154e-01, 9.883107693992456e-01, 9.883835200189653e-01, + 9.884560159878955e-01, 9.885294200392185e-01, 9.886022219397892e-01, 9.886749404176028e-01, + 9.887466261142505e-01, 9.888182771263505e-01, 9.888882480852147e-01, 9.889574384705896e-01, + 9.890247977602895e-01, 9.890911247701029e-01, 9.891551701556196e-01, 9.892178658748239e-01, + 9.892779555818088e-01, 9.893365186903538e-01, 9.893923680007577e-01, 9.894462830852175e-01, + 9.894972124952000e-01, 9.895463342815009e-01, 9.895923617530382e-01, 9.896362652966239e-01, + 9.896772011542693e-01, 9.897162195263046e-01, 9.897520286480039e-01, 9.897859195209235e-01, + 9.898170267411330e-01, 9.898462068764986e-01, 9.898725363809847e-01, 9.898975138787787e-01, + 9.899200050208486e-01, 9.899410789223559e-01, 9.899600605054418e-01, 9.899782261038060e-01, + 9.899945557067980e-01, 9.900103500807507e-01, 9.900248320990181e-01, 9.900394023736973e-01, + 9.900532105829365e-01, 9.900674746047259e-01, 9.900814722948890e-01, 9.900966926051257e-01, + 9.901122448734595e-01, 9.901293790312005e-01, 9.901474648912307e-01, 9.901680598867444e-01, + 9.901902265696609e-01, 9.902151896501201e-01, 9.902424418296485e-01, 9.902734448815004e-01, + 9.903071270768942e-01, 9.903448913950654e-01, 9.903862280081246e-01, 9.904324484666853e-01, + 9.904825650601110e-01, 9.905379830873822e-01, 9.905980602136440e-01, 9.906640366554630e-01, + 9.907348826312993e-01, 9.908120376822228e-01, 9.908947858311721e-01, 9.909842592301273e-01, + 9.910795247770178e-01, 9.911819240108124e-01, 9.912905118607647e-01, 9.914064705361564e-01, + 9.915288011543961e-01, 9.916586940166509e-01, 9.917952720685562e-01, 9.919396217291009e-01, + 9.920906151219310e-01, 9.922495028313456e-01, 9.924152398352751e-01, 9.925887208794144e-01, + 9.927688708468421e-01, 9.929569112537944e-01, 9.931516528513824e-01, 9.933539244159140e-01, + 9.935626893131695e-01, 9.937790866568735e-01, 9.940016434044485e-01, 9.942312024833810e-01, + 9.944668184371617e-01, 9.947093441694513e-01, 9.949572854565533e-01, 9.952116634297566e-01, + 9.954712635321227e-01, 9.957367951478069e-01, 9.960068616185641e-01, 9.962823025614079e-01, + 9.965617986382630e-01, 9.968461329825753e-01, 9.971338271912752e-01, 9.974256691222113e-01, + 9.977203369515556e-01, 9.980185087055744e-01, 9.983185871761977e-01, 9.986213520769593e-01, + 9.989255426466267e-01, 9.992317314100975e-01, 9.995382582242990e-01, 9.998461160718275e-01, + 1.000153907612080e+00, 1.000461955079660e+00, 1.000768859280338e+00, 1.001075613053728e+00, + 1.001380551217109e+00, 1.001684244734497e+00, 1.001985425397567e+00, 1.002284871786226e+00, + 1.002580975161843e+00, 1.002874411368430e+00, 1.003163845364970e+00, 1.003450063374329e+00, + 1.003731570287893e+00, 1.004009147462043e+00, 1.004281457582935e+00, 1.004549339226336e+00, + 1.004811375053364e+00, 1.005068272394360e+00, 1.005318795748286e+00, 1.005563968008037e+00, + 1.005802269635282e+00, 1.006034554002353e+00, 1.006259855360867e+00, 1.006479018139540e+00, + 1.006690541428116e+00, 1.006895570408563e+00, 1.007093045696527e+00, 1.007283799246233e+00, + 1.007466616298057e+00, 1.007642728426847e+00, 1.007811036585595e+00, 1.007972441990187e+00, + 1.008125875904472e+00, 1.008272602383284e+00, 1.008411468616852e+00, 1.008543573152632e+00, + 1.008668018334797e+00, 1.008786009787269e+00, 1.008896526233555e+00, 1.009000766336071e+00, + 1.009097763850333e+00, 1.009188880897370e+00, 1.009273163797313e+00, 1.009351762546296e+00, + 1.009423944949143e+00, 1.009491175244507e+00, 1.009552401900961e+00, 1.009608886895764e+00, + 1.009659973830751e+00, 1.009707093778162e+00, 1.009749238562067e+00, 1.009787744284661e+00, + 1.009822090220407e+00, 1.009853706282597e+00, 1.009881498943010e+00, 1.009906958448099e+00, + 1.009929567021562e+00, 1.009950573483366e+00, 1.009969021400474e+00, 1.009986499185054e+00, + 1.010002363879044e+00, 1.010017890428877e+00, 1.010032170180360e+00, 1.010046722045583e+00, + 1.010060809299530e+00, 1.010075674445289e+00, 1.010090449982098e+00, 1.010106564965965e+00, + 1.010123226584120e+00, 1.010141762173145e+00, 1.010161131093372e+00, 1.010182635897876e+00, + 1.010205587931660e+00, 1.010231078494249e+00, 1.010257950227988e+00, 1.010287732968580e+00, + 1.010319484524512e+00, 1.010354079663767e+00, 1.010390635488037e+00, 1.010430470494512e+00, + 1.010472266495074e+00, 1.010517096381509e+00, 1.010564099281000e+00, 1.010614266894512e+00, + 1.010666285876455e+00, 1.010721360243234e+00, 1.010778416755264e+00, 1.010838252644461e+00, + 1.010899655674578e+00, 1.010963729626641e+00, 1.011029191301694e+00, 1.011096993993037e+00, + 1.011165861239173e+00, 1.011236610341260e+00, 1.011308167670753e+00, 1.011381453638912e+00, + 1.011454785713102e+00, 1.011529185153809e+00, 1.011603680910505e+00, 1.011678803938046e+00, + 1.011753008569803e+00, 1.011827484797985e+00, 1.011900936547881e+00, 1.011973876511603e+00, + 1.012044885003304e+00, 1.012114985644919e+00, 1.012182837094955e+00, 1.012249023976742e+00, + 1.012312095063070e+00, 1.012373028737774e+00, 1.012430463679316e+00, 1.012484972246822e+00, + 1.012535058602453e+00, 1.012581678169188e+00, 1.012623472898504e+00, 1.012660975529858e+00, + 1.012692758750213e+00, 1.012719789201144e+00, 1.012740575296603e+00, 1.012755753887085e+00, + 1.012763948841204e+00, 1.012765922449960e+00, 1.012760298661069e+00, 1.012747819936584e+00, + 1.012726958954961e+00, 1.012698607692183e+00, 1.012661400539405e+00, 1.012615904116265e+00, + 1.012560833005713e+00, 1.012497050269805e+00, 1.012422888521601e+00, 1.012339226241367e+00, + 1.012244921966297e+00, 1.012140460211194e+00, 1.012024302085441e+00, 1.011897560567707e+00, + 1.011758810583150e+00, 1.011608449127642e+00, 1.011445162723270e+00, 1.011269960947744e+00, + 1.011081255645969e+00, 1.010879608424312e+00, 1.010663676735228e+00, 1.010434184200640e+00, + 1.010189681124657e+00, 1.009930754807923e+00, 1.009655660215271e+00, 1.009365251564694e+00, + 1.009058249873833e+00, 1.008734758578989e+00, 1.008393079963091e+00, 1.008034308295421e+00, + 1.007656661215973e+00, 1.007260142622887e+00, 1.006843352506855e+00, 1.006407009542103e+00, + 1.005949145170711e+00, 1.005470005637052e+00, 1.004967986424467e+00, 1.004443531995945e+00, + 1.003894772403371e+00, 1.003321903663793e+00, 1.002723127308148e+00, 1.002098854400575e+00, + 1.001447278873483e+00, 1.000768505317086e+00, 1.000060686758758e+00, 9.993242684851855e-01, + 9.985573503390627e-01, 9.977600196406868e-01, 9.969306036935497e-01, 9.960694269553644e-01, + 9.951746430061121e-01, 9.942466438407230e-01, 9.932837131068657e-01, 9.922861082472264e-01, + 9.912523092989319e-01, 9.901827419790691e-01, 9.890757868707590e-01, 9.879313024174022e-01, + 9.863553220272523e-01, 9.847362453480265e-01, 9.831750948772566e-01, 9.815583336011345e-01, + 9.798613526271561e-01, 9.780617486993630e-01, 9.761574317374303e-01, 9.741378617337759e-01, + 9.719990112065752e-01, 9.697327413658168e-01, 9.673331975559332e-01, 9.647915124057732e-01, + 9.621011497566145e-01, 9.592539757044516e-01, 9.562427177295731e-01, 9.530600909726344e-01, + 9.496984081652284e-01, 9.461498120176854e-01, 9.424071613625743e-01, 9.384634163826711e-01, + 9.343112966094085e-01, 9.299449872197452e-01, 9.253567968750328e-01, 9.205404627076625e-01, + 9.154896280575360e-01, 9.101986790930605e-01, 9.046620597741508e-01, 8.988755194372424e-01, + 8.928338316495705e-01, 8.865337190368053e-01, 8.799712722567934e-01, 8.731437835983047e-01, + 8.660476534563131e-01, 8.586812520174252e-01, 8.510420440685049e-01, 8.431297226886574e-01, + 8.349435141989714e-01, 8.264839911291133e-01, 8.177505366573690e-01, 8.087449817124315e-01, + 7.994681492797084e-01, 7.899235162194718e-01, 7.801137731566502e-01, 7.700431275216928e-01, + 7.597145736971065e-01, 7.491330971820804e-01, 7.383028603058783e-01, 7.272298755824693e-01, + 7.159201919962611e-01, 7.043814340356083e-01, 6.926196927377140e-01, 6.806438831866077e-01, + 6.684616478236647e-01, 6.560830137986515e-01, 6.435179268559957e-01, 6.307755329382612e-01, + 6.178641647786525e-01, 6.047954625702541e-01, 5.915799587176216e-01, 5.782289366005894e-01, + 5.647535885752191e-01, 5.511703155400274e-01, 5.374905090437071e-01, 5.237263500445715e-01, + 5.098915423728255e-01, 4.960008074926423e-01, 4.820662943337458e-01, 4.681017110048007e-01, + 4.541216995958746e-01, 4.401421815729068e-01, 4.261772971493010e-01, 4.122417888542512e-01, + 3.983499612526493e-01, 3.845172335531009e-01, 3.707583717376236e-01, 3.570886786795506e-01, + 3.435228672445627e-01, 3.300763764703638e-01, 3.167640325043893e-01, 3.036004651973109e-01, + 2.905996158436682e-01, 2.777758503744847e-01, 2.651434678028531e-01, 2.527161881181577e-01, + 2.405069849650012e-01, 2.285283969438072e-01, 2.167933432162879e-01, 2.053139897833021e-01, + 1.941021906320988e-01, 1.831680872008943e-01, 1.725221947208913e-01, 1.621735416384834e-01, + 1.521320683467849e-01, 1.424052801149985e-01, 1.330015240938615e-01, 1.239260664828526e-01, + 1.151858295527293e-01, 1.067840430193724e-01, 9.872637505002878e-02, 9.101379000888035e-02, + 8.365057236623055e-02, 7.663508305536153e-02, 6.997033405748826e-02, 6.365188111381365e-02, + 5.768176015814392e-02, 5.205244216987966e-02, 4.676538412257621e-02, 4.180950541438362e-02, + 3.718640251368464e-02, 3.288072750732215e-02, 2.889548499582958e-02, 2.520980565928884e-02, + 2.183057564646272e-02, 1.872896194002638e-02, 1.592127815153420e-02, 1.336381425803020e-02, + 1.108558877807282e-02, 8.943474189364638e-03, 6.758124889697787e-03, 3.504438130619497e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_80_5ms[80] = { + 9.959086585790517e-04, 3.819056787237678e-03, 9.540832613229890e-03, 1.921659800166160e-02, 3.382719081038548e-02, + 5.424831667522354e-02, 8.120777668775610e-02, 1.152171887125930e-01, 1.564942331034909e-01, 2.049363422022628e-01, + 2.601166575816199e-01, 3.212814164616093e-01, 3.873472997948746e-01, 4.569497078592333e-01, 5.285192958868393e-01, + 6.003522489375573e-01, 6.706896380227332e-01, 7.378044458510402e-01, 8.000925313431716e-01, 8.561409184410547e-01, + 9.048272294524792e-01, 9.453685031730190e-01, 9.773507430600533e-01, 1.000800872826561e+00, 1.016171590112097e+00, + 1.024315247630982e+00, 1.026415431432931e+00, 1.023858366571912e+00, 1.018135705524407e+00, 1.010794822557756e+00, + 1.003406509762925e+00, 9.967831265986109e-01, 9.920995520917141e-01, 9.892206942816891e-01, 9.879658322200813e-01, + 9.881273531631907e-01, 9.894805541465801e-01, 9.917849916000535e-01, 9.947847580943504e-01, 9.982119669301160e-01, + 1.001791235858836e+00, 1.005242583245485e+00, 1.008283053756130e+00, 1.010631281038659e+00, 1.012015300253356e+00, + 1.012180753005270e+00, 1.010896765282633e+00, 1.007963362035220e+00, 1.003227255072391e+00, 9.966050551498514e-01, + 9.868284225039941e-01, 9.731250287581631e-01, 9.540636479502398e-01, 9.283864275822276e-01, 8.950916858157935e-01, + 8.534769362643825e-01, 8.032090930429980e-01, 7.444735201251689e-01, 6.780787033699449e-01, 6.053970453856138e-01, + 5.282077505750667e-01, 4.486552956056635e-01, 3.691875990296312e-01, 2.924566408966777e-01, 2.210718537110463e-01, + 1.573148583944309e-01, 1.030525757797768e-01, 5.982732244758054e-02, 2.871831923385133e-02, 9.683884928956490e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_160_5ms[160] = { + 6.143388180964179e-04, 1.489582832987000e-03, 2.884104959764029e-03, 4.934298832466617e-03, 7.779130464154915e-03, + 1.154910606525086e-02, 1.637155619860352e-02, 2.237116158648752e-02, 2.966159685753317e-02, 3.835663329277230e-02, + 4.855610986150206e-02, 6.035055738891727e-02, 7.382288203064732e-02, 8.903563687211119e-02, 1.060356225286319e-01, + 1.248534855777947e-01, 1.454931890869180e-01, 1.679435556337752e-01, 1.921728622634411e-01, 2.181238261985594e-01, + 2.457259744642953e-01, 2.748839432649996e-01, 3.054824712370942e-01, 3.373873799614014e-01, 3.704415932452488e-01, + 4.044749630814483e-01, 4.393004362003260e-01, 4.747225454237193e-01, 5.105341492548225e-01, 5.465201916422433e-01, + 5.824658100332457e-01, 6.181452662624718e-01, 6.533411462740817e-01, 6.878367295965062e-01, 7.214176027060971e-01, + 7.538887973483771e-01, 7.850546571907628e-01, 8.147397447696774e-01, 8.427819363777799e-01, 8.690376742017057e-01, + 8.933935477349644e-01, 9.157483563218768e-01, 9.360270196617569e-01, 9.541731142261065e-01, 9.701635474343885e-01, + 9.840036439809510e-01, 9.957199420334376e-01, 1.005374268639838e+00, 1.013046655758663e+00, 1.018843380560658e+00, + 1.022896948293643e+00, 1.025355286710874e+00, 1.026382881625701e+00, 1.026155530733488e+00, 1.024853974580724e+00, + 1.022664602721801e+00, 1.019779396547454e+00, 1.016391686789653e+00, 1.012697033320358e+00, 1.008885191761748e+00, + 1.005378742804807e+00, 1.001563778373068e+00, 9.982531564931281e-01, 9.954346644968789e-01, 9.930950268060122e-01, + 9.912170911359961e-01, 9.897805192546195e-01, 9.887624937408933e-01, 9.881383235740961e-01, 9.878819413827574e-01, + 9.879662130250981e-01, 9.883630508181326e-01, 9.890434070785485e-01, 9.899772316163624e-01, 9.911334564321237e-01, + 9.924800441092685e-01, 9.939841207305906e-01, 9.956121471675398e-01, 9.973300590248015e-01, 9.991033633647473e-01, + 1.000897441314013e+00, 1.002677088643863e+00, 1.004407190937699e+00, 1.006052289109999e+00, 1.007576934100958e+00, + 1.008945862447015e+00, 1.010124241309341e+00, 1.011077969726137e+00, 1.011773962181442e+00, 1.012180362866919e+00, + 1.012266707295288e+00, 1.012004064757857e+00, 1.011365223023975e+00, 1.010324996851905e+00, 1.008860731864438e+00, + 1.006952983357691e+00, 1.004586273379809e+00, 1.001749900308864e+00, 9.984386632116344e-01, 9.946500332901397e-01, + 9.895756853352172e-01, 9.838303127859196e-01, 9.769999155793757e-01, 9.689141159310996e-01, 9.594038121639412e-01, + 9.483086322505029e-01, 9.354860218216989e-01, 9.208101305030523e-01, 9.041732260327581e-01, 8.854882249661838e-01, + 8.646864947605046e-01, 8.417237467711145e-01, 8.165875713256009e-01, 7.892986353718001e-01, 7.599171886893816e-01, + 7.285474515411827e-01, 6.953282935906302e-01, 6.604334017809461e-01, 6.240661431421666e-01, 5.864461424698465e-01, + 5.478160663871147e-01, 5.084499758302218e-01, 4.686361426418982e-01, 4.286789889246253e-01, 3.889032719013045e-01, + 3.496431418636314e-01, 3.112360816586544e-01, 2.740128472224535e-01, 2.382847225401666e-01, 2.043379825955252e-01, + 1.724305860483632e-01, 1.427939789949265e-01, 1.156385879569741e-01, 9.115821766571995e-02, 6.952749039054593e-02, + 5.088975408628225e-02, 3.533430192568954e-02, 2.286680405144430e-02, 1.338005016725895e-02, 6.640506529168652e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_240_5ms[240] = { + 5.087227626168386e-04, 9.959086585790517e-04, 1.682208006328800e-03, 2.609697259047744e-03, 3.819056787237678e-03, + 5.349319592933909e-03, 7.243906383895192e-03, 9.540832613229890e-03, 1.227637642543709e-02, 1.548950238899404e-02, + 1.921659800166160e-02, 2.349369619441617e-02, 2.835199581667961e-02, 3.382719081038548e-02, 3.994939538719628e-02, + 4.674775238543380e-02, 5.424831667522354e-02, 6.247770776443612e-02, 7.145835917501348e-02, 8.120777668775610e-02, + 9.174400412319896e-02, 1.030764959637497e-01, 1.152171887125930e-01, 1.281665713944242e-01, 1.419264381068653e-01, + 1.564942331034909e-01, 1.718593189799504e-01, 1.880134254543744e-01, 2.049363422022628e-01, 2.226123055761096e-01, + 2.410151242797736e-01, 2.601166575816199e-01, 2.798871008989962e-01, 3.002880135563586e-01, 3.212814164616093e-01, + 3.428208463088390e-01, 3.648596557863134e-01, 3.873472997948746e-01, 4.102294951869188e-01, 4.334494534591082e-01, + 4.569497078592333e-01, 4.806696403251166e-01, 5.045473815014847e-01, 5.285192958868393e-01, 5.525196099932443e-01, + 5.764872452085427e-01, 6.003522489375573e-01, 6.240509872809882e-01, 6.475182586093196e-01, 6.706896380227332e-01, + 6.935029068990036e-01, 7.158927516396895e-01, 7.378044458510402e-01, 7.591787241845952e-01, 7.799586608897265e-01, + 8.000925313431716e-01, 8.195318652294690e-01, 8.382288957404715e-01, 8.561409184410547e-01, 8.732316951214179e-01, + 8.894702022170831e-01, 9.048272294524792e-01, 9.192736375782965e-01, 9.327940405054362e-01, 9.453685031730190e-01, + 9.569883933538136e-01, 9.676486424195593e-01, 9.773507430600533e-01, 9.861027831072527e-01, 9.939122412655677e-01, + 1.000800872826561e+00, 1.006787811971719e+00, 1.011901269172423e+00, 1.016171590112097e+00, 1.019636414864842e+00, + 1.022336613864005e+00, 1.024315247630982e+00, 1.025621299895396e+00, 1.026303439275662e+00, 1.026415431432931e+00, + 1.026007933174836e+00, 1.025137435167917e+00, 1.023858366571912e+00, 1.022226936424625e+00, 1.020300550334848e+00, + 1.018135705524407e+00, 1.015792146756340e+00, 1.013325966774524e+00, 1.010794822557756e+00, 1.008265131568879e+00, + 1.006046874304407e+00, 1.003406509762925e+00, 1.000977398831985e+00, 9.987704535700208e-01, 9.967831265986109e-01, + 9.950118905889862e-01, 9.934523971504882e-01, 9.920995520917141e-01, 9.909475998606236e-01, 9.899902426925508e-01, + 9.892206942816891e-01, 9.886318043013834e-01, 9.882160904669929e-01, 9.879658322200813e-01, 9.878730767519871e-01, + 9.879296932443894e-01, 9.881273531631907e-01, 9.884575535474619e-01, 9.889115869213529e-01, 9.894805541465801e-01, + 9.901553455166457e-01, 9.909266562913843e-01, 9.917849916000535e-01, 9.927206838643636e-01, 9.937239208721489e-01, + 9.947847580943504e-01, 9.958931493776203e-01, 9.970389567617592e-01, 9.982119669301160e-01, 9.994020338838508e-01, + 1.000598323893564e+00, 1.001791235858836e+00, 1.002969837054169e+00, 1.004123786397111e+00, 1.005242583245485e+00, + 1.006315717067918e+00, 1.007332693127034e+00, 1.008283053756130e+00, 1.009156423082384e+00, 1.009942535308151e+00, + 1.010631281038659e+00, 1.011212744622770e+00, 1.011677230257499e+00, 1.012015300253356e+00, 1.012217779097186e+00, + 1.012275790821109e+00, 1.012180753005270e+00, 1.011924425888915e+00, 1.011498917644724e+00, 1.010896765282633e+00, + 1.010110965619444e+00, 1.009135094671655e+00, 1.007963362035220e+00, 1.006590756505588e+00, 1.005013115379014e+00, + 1.003227255072391e+00, 1.001231060075500e+00, 9.990235555436858e-01, 9.966050551498514e-01, 9.939894706113089e-01, + 9.904539200261149e-01, 9.868284225039941e-01, 9.827716736909488e-01, 9.782206672373213e-01, 9.731250287581631e-01, + 9.674323528812744e-01, 9.610947043524248e-01, 9.540636479502398e-01, 9.462952991190324e-01, 9.377489107516087e-01, + 9.283864275822276e-01, 9.181762606422500e-01, 9.070861558801854e-01, 8.950916858157935e-01, 8.821696237804294e-01, + 8.683025287048570e-01, 8.534769362643825e-01, 8.376852006833730e-01, 8.209275259764013e-01, 8.032090930429980e-01, + 7.845450482523652e-01, 7.649554851899686e-01, 7.444735201251689e-01, 7.231348066419057e-01, 7.009860555207412e-01, + 6.780787033699450e-01, 6.544686506489734e-01, 6.302212149502727e-01, 6.053970453856138e-01, 5.800715766089168e-01, + 5.543129276657669e-01, 5.282077505750727e-01, 5.018369724442092e-01, 4.752902962082383e-01, 4.486552956056652e-01, + 4.220281118338883e-01, 3.955057965950340e-01, 3.691875990296320e-01, 3.431732847389720e-01, 3.175633015043183e-01, + 2.924566408966782e-01, 2.679463783886042e-01, 2.441231331518492e-01, 2.210718537110466e-01, 1.988719153219592e-01, + 1.775967625327044e-01, 1.573148583944310e-01, 1.380903364946733e-01, 1.199837497591550e-01, 1.030525757797769e-01, + 8.735085011789188e-02, 7.292811584897502e-02, 5.982732244758056e-02, 4.808178837444506e-02, 3.771135297837851e-02, + 2.871831923385135e-02, 2.108352028641225e-02, 1.476289412849005e-02, 9.683884928956495e-03, 5.642168789286858e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_320_5ms[320] = { + 4.595886345493055e-04, 7.919323614002698e-04, 1.227927169310031e-03, 1.783653266717233e-03, 2.479549413444207e-03, + 3.329799454594261e-03, 4.353535478916468e-03, 5.564965156664018e-03, 6.986108359341676e-03, 8.629882322202329e-03, + 1.051343406844975e-02, 1.265082642578719e-02, 1.506090447446532e-02, 1.775591229287213e-02, 2.075475983187825e-02, + 2.406813715401559e-02, 2.771207863541604e-02, 3.169933248543932e-02, 3.604609640533871e-02, 4.076128638095439e-02, + 4.586038120884381e-02, 5.135136676471998e-02, 5.724780220726930e-02, 6.355854744461048e-02, 7.029450733434550e-02, + 7.745987198268531e-02, 8.506635369887924e-02, 9.311641620512773e-02, 1.016162955027316e-01, 1.105690806271684e-01, + 1.199789286645804e-01, 1.298417294090302e-01, 1.401623800497866e-01, 1.509371564593891e-01, 1.621632295622287e-01, + 1.738354123649302e-01, 1.859520359191026e-01, 1.985008828937603e-01, 2.114778554475382e-01, 2.248732557074316e-01, + 2.386763947872762e-01, 2.528729453658238e-01, 2.674547009618951e-01, 2.824031465430401e-01, 2.977050145264297e-01, + 3.133419120661713e-01, 3.292976696294886e-01, 3.455490160824131e-01, 3.620795045342974e-01, 3.788648665671841e-01, + 3.958851576591690e-01, 4.131143794748322e-01, 4.305308301005456e-01, 4.481076715576617e-01, 4.658227790464821e-01, + 4.836466393241829e-01, 5.015564851667653e-01, 5.195228071176610e-01, 5.375197039843709e-01, 5.555183841040963e-01, + 5.734957812557457e-01, 5.914186654649489e-01, 6.092622887527459e-01, 6.269981160888640e-01, 6.446002007776794e-01, + 6.620384583071039e-01, 6.792906550106088e-01, 6.963256426589250e-01, 7.131194393772130e-01, 7.296469905863920e-01, + 7.458864594794676e-01, 7.618094719403713e-01, 7.773958448163656e-01, 7.926208751337592e-01, 8.074666387233143e-01, + 8.219101564897180e-01, 8.359343163788637e-01, 8.495180470826319e-01, 8.626485837105826e-01, 8.753083234662220e-01, + 8.874884715160425e-01, 8.991737724042251e-01, 9.103527429187326e-01, 9.210144133066616e-01, 9.311556192776946e-01, + 9.407644740241826e-01, 9.498382236872068e-01, 9.583732599601223e-01, 9.663690412284377e-01, 9.738235617865406e-01, + 9.807442506043361e-01, 9.871297972052695e-01, 9.929872268444632e-01, 9.983241398929388e-01, 1.003150760219063e+00, + 1.007473713377193e+00, 1.011309151636166e+00, 1.014666681083198e+00, 1.017563337333301e+00, 1.020014681326785e+00, + 1.022039872150903e+00, 1.023654257342442e+00, 1.024881624147540e+00, 1.025739288978437e+00, 1.026250709375593e+00, + 1.026436666375082e+00, 1.026320857404224e+00, 1.025922917798664e+00, 1.025269979527211e+00, 1.024382188798244e+00, + 1.023284940887058e+00, 1.022000829220643e+00, 1.020555973231408e+00, 1.018971390778550e+00, 1.017275179369116e+00, + 1.015489129111694e+00, 1.013639356938881e+00, 1.011747750709711e+00, 1.009840844244693e+00, 1.007939764480188e+00, + 1.006407400915498e+00, 1.004374825095777e+00, 1.002469814737132e+00, 1.000689073754539e+00, 9.990346001249977e-01, + 9.975024904153303e-01, 9.960941547576162e-01, 9.948051243621099e-01, 9.936362728142866e-01, 9.925826537087717e-01, + 9.916447007525191e-01, 9.908170758245324e-01, 9.900998445795673e-01, 9.894873685512386e-01, 9.889794323427195e-01, + 9.885701787626714e-01, 9.882591911282058e-01, 9.880404423341358e-01, 9.879133688360181e-01, 9.878718098237022e-01, + 9.879150762106034e-01, 9.880368938846610e-01, 9.882364564839506e-01, 9.885073687439192e-01, 9.888487088987707e-01, + 9.892539488627546e-01, 9.897220412447528e-01, 9.902463287269285e-01, 9.908256340476208e-01, 9.914531811725067e-01, + 9.921276814881759e-01, 9.928422499725458e-01, 9.935955098307742e-01, 9.943804814776256e-01, 9.951957244449919e-01, + 9.960341878404958e-01, 9.968943831870675e-01, 9.977692009836100e-01, 9.986571134591464e-01, 9.995509738170480e-01, + 1.000449227898040e+00, 1.001344692310058e+00, 1.002235786606954e+00, 1.003115291715261e+00, 1.003981602446902e+00, + 1.004827468041713e+00, 1.005651275972376e+00, 1.006445772052972e+00, 1.007209352772459e+00, 1.007934783656087e+00, + 1.008620496650569e+00, 1.009259314290145e+00, 1.009849742422788e+00, 1.010384692193296e+00, 1.010862783160582e+00, + 1.011277044709547e+00, 1.011626247430694e+00, 1.011903571699736e+00, 1.012107954864219e+00, 1.012232755709885e+00, + 1.012277089047072e+00, 1.012234505114778e+00, 1.012104319978655e+00, 1.011880293122688e+00, 1.011561972516341e+00, + 1.011143373963981e+00, 1.010624321020038e+00, 1.009999148545101e+00, 1.009268031808824e+00, 1.008425698479647e+00, + 1.007472774447058e+00, 1.006404483571931e+00, 1.005222003295591e+00, 1.003921160689206e+00, 1.002503762756151e+00, + 1.000966332772540e+00, 9.993114007411373e-01, 9.975362702189898e-01, 9.956442306333592e-01, 9.936333924912825e-01, + 9.908677480361242e-01, 9.882326326262749e-01, 9.853620567056602e-01, 9.822305093671991e-01, 9.788185853162172e-01, + 9.751026333215268e-01, 9.710631852370086e-01, 9.666759668947944e-01, 9.619242192293307e-01, 9.567841986369235e-01, + 9.512394303101863e-01, 9.452700238623795e-01, 9.388615698236068e-01, 9.319946435581106e-01, 9.246592033932568e-01, + 9.168383396399868e-01, 9.085218034087421e-01, 8.996967011299613e-01, 8.903562054918268e-01, 8.804877931535187e-01, + 8.700884209228057e-01, 8.591492134848259e-01, 8.476686394755906e-01, 8.356428970797861e-01, 8.230753889817990e-01, + 8.099649296155544e-01, 7.963204506324437e-01, 7.821460539775005e-01, 7.674541821769616e-01, 7.522563457568547e-01, + 7.365702052057368e-01, 7.204090552899627e-01, 7.037975107157410e-01, 6.867542812151157e-01, 6.693041888771051e-01, + 6.514710959179395e-01, 6.332854832820911e-01, 6.147685389896460e-01, 5.959553778639692e-01, 5.768737955463938e-01, + 5.575534287167304e-01, 5.380320138068979e-01, 5.183454027643563e-01, 4.985259415650634e-01, 4.786156067459849e-01, + 4.586473038370941e-01, 4.386643656872842e-01, 4.187046888325280e-01, 3.988123056192917e-01, 3.790262923635886e-01, + 3.593914828698096e-01, 3.399474132903109e-01, 3.207392420889753e-01, 3.018061113177048e-01, 2.831905952786929e-01, + 2.649288369241889e-01, 2.470608550624402e-01, 2.296201119084317e-01, 2.126433716126151e-01, 1.961601816145380e-01, + 1.802035203864437e-01, 1.647996883470626e-01, 1.499787548077656e-01, 1.357643522991611e-01, 1.221842534547464e-01, + 1.092601994264172e-01, 9.701788451015501e-02, 8.547680283183663e-02, 7.465976378295235e-02, 6.458254322751883e-02, + 5.526281189874138e-02, 4.670976978373095e-02, 3.893244425578719e-02, 3.192976013776996e-02, 2.569810636390756e-02, + 2.022259265088492e-02, 1.548317776486452e-02, 1.144924909653903e-02, 8.076482660383199e-03, 5.300044080947794e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_WINDOW_480_5ms[480] = { + 4.090106504820579e-04, 6.143388180964179e-04, 8.571759876954877e-04, 1.147015057857495e-03, 1.489582832987000e-03, + 1.889770382231583e-03, 2.353000800169909e-03, 2.884104959764029e-03, 3.488213786635855e-03, 4.170040431489613e-03, + 4.934298832466617e-03, 5.787076505403503e-03, 6.733811743137561e-03, 7.779130464154915e-03, 8.927044958757816e-03, + 1.018202888968871e-02, 1.154910606525086e-02, 1.303349217699797e-02, 1.463951288465963e-02, 1.637155619860352e-02, + 1.823455383898077e-02, 2.023309488998589e-02, 2.237116158648752e-02, 2.465237348403478e-02, 2.708101935270475e-02, + 2.966159685753317e-02, 3.239884850877327e-02, 3.529601774976465e-02, 3.835663329277230e-02, 4.158447932459513e-02, + 4.498322421745353e-02, 4.855610986150206e-02, 5.230596475016741e-02, 5.623624576084146e-02, 6.035055738891727e-02, + 6.465186317477950e-02, 6.914195749790462e-02, 7.382288203064732e-02, 7.869709331995660e-02, 8.376761638427657e-02, + 8.903563687211118e-02, 9.450199243028472e-02, 1.001680193006426e-01, 1.060356225286319e-01, 1.121060220821844e-01, + 1.183788547045326e-01, 1.248534855777947e-01, 1.315302847610869e-01, 1.384103079528939e-01, 1.454931890869180e-01, + 1.527772946853750e-01, 1.602608842337125e-01, 1.679435556337752e-01, 1.758245615079801e-01, 1.839020119821303e-01, + 1.921728622634411e-01, 2.006344295681524e-01, 2.092853879977170e-01, 2.181238261985594e-01, 2.271462264407930e-01, + 2.363479205237173e-01, 2.457259744642953e-01, 2.552771551741124e-01, 2.649981094228982e-01, 2.748839432649996e-01, + 2.849296444030153e-01, 2.951306505827265e-01, 3.054824712370942e-01, 3.159799638238941e-01, 3.266169794538543e-01, + 3.373873799614014e-01, 3.482855915638277e-01, 3.593057693987583e-01, 3.704415932452488e-01, 3.816862385160692e-01, + 3.930329782788047e-01, 4.044749630814483e-01, 4.160051103939122e-01, 4.276159595085598e-01, 4.393004362003260e-01, + 4.510516333434032e-01, 4.628616046119925e-01, 4.747225454237193e-01, 4.866266705542529e-01, 4.985664508456704e-01, + 5.105341492548225e-01, 5.225212793188740e-01, 5.345190505841265e-01, 5.465201916422433e-01, 5.585172769552711e-01, + 5.705021536899105e-01, 5.824658100332457e-01, 5.943991720381216e-01, 6.062948176207270e-01, 6.181452662624718e-01, + 6.299422016714543e-01, 6.416768736044914e-01, 6.533411462740817e-01, 6.649277540000037e-01, 6.764292700223311e-01, + 6.878367295965062e-01, 6.991421467689277e-01, 7.103379606632721e-01, 7.214176027060971e-01, 7.323746102405828e-01, + 7.432008025932804e-01, 7.538887973483771e-01, 7.644315495717613e-01, 7.748223151443820e-01, 7.850546571907628e-01, + 7.951223518167163e-01, 8.050193862201107e-01, 8.147397447696774e-01, 8.242774413707643e-01, 8.336267114335371e-01, + 8.427819363777799e-01, 8.517386186427548e-01, 8.604920874939698e-01, 8.690376742017057e-01, 8.773720451249032e-01, + 8.854927938913381e-01, 8.933935477349644e-01, 9.010727088526728e-01, 9.085249398881980e-01, 9.157483563218768e-01, + 9.227413839712016e-01, 9.295017469413066e-01, 9.360270196617569e-01, 9.423143052164881e-01, 9.483629792665091e-01, + 9.541731142261065e-01, 9.597438382130120e-01, 9.650738394220176e-01, 9.701635474343885e-01, 9.750143364412617e-01, + 9.796277191617885e-01, 9.840036439809510e-01, 9.881426772731259e-01, 9.920470446911211e-01, 9.957199420334376e-01, + 9.991640812275709e-01, 1.002381307710643e+00, 1.005374268639838e+00, 1.008146718214831e+00, 1.010703123647275e+00, + 1.013046655758663e+00, 1.015181271161417e+00, 1.017111643578857e+00, 1.018843380560658e+00, 1.020381713994816e+00, + 1.021731101971518e+00, 1.022896948293643e+00, 1.023885455671576e+00, 1.024702974608899e+00, 1.025355286710874e+00, + 1.025848243050604e+00, 1.026188366261215e+00, 1.026382881625701e+00, 1.026438102255574e+00, 1.026360125820994e+00, + 1.026155530733488e+00, 1.025831456886557e+00, 1.025395432284244e+00, 1.024853974580724e+00, 1.024213482124578e+00, + 1.023481184943025e+00, 1.022664602721801e+00, 1.021770903480975e+00, 1.020806917660529e+00, 1.019779396547454e+00, + 1.018695995335235e+00, 1.017564416918053e+00, 1.016391686789653e+00, 1.015184918030332e+00, 1.013950835315021e+00, + 1.012697033320358e+00, 1.011430749860716e+00, 1.010158346781076e+00, 1.008885191761748e+00, 1.007592718305943e+00, + 1.006805603478092e+00, 1.005378742804807e+00, 1.004049051787112e+00, 1.002778356298787e+00, 1.001563778373068e+00, + 1.000404915291105e+00, 9.993014844615166e-01, 9.982531564931281e-01, 9.972595460676951e-01, 9.963202131848272e-01, + 9.954346644968789e-01, 9.946023543844607e-01, 9.938226881029791e-01, 9.930950268060122e-01, 9.924186919309267e-01, + 9.917929657090736e-01, 9.912170911359961e-01, 9.906902760441473e-01, 9.902117003786811e-01, 9.897805192546193e-01, + 9.893958602389157e-01, 9.890568243690241e-01, 9.887624937408933e-01, 9.885119364350415e-01, 9.883042028597552e-01, + 9.881383235740961e-01, 9.880133161159576e-01, 9.879281898513085e-01, 9.878819413827574e-01, 9.878735508484809e-01, + 9.879019873841568e-01, 9.879662130250981e-01, 9.880651778500144e-01, 9.881978162133899e-01, 9.883630508181326e-01, + 9.885597957603544e-01, 9.887869526128024e-01, 9.890434070785485e-01, 9.893280319166613e-01, 9.896396899060125e-01, + 9.899772316163624e-01, 9.903394929409673e-01, 9.907252968668226e-01, 9.911334564321237e-01, 9.915627747807666e-01, + 9.920120436855326e-01, 9.924800441092685e-01, 9.929655482846576e-01, 9.934673212537685e-01, 9.939841207305906e-01, + 9.945146969322154e-01, 9.950577931942117e-01, 9.956121471675398e-01, 9.961764915534302e-01, 9.967495543671935e-01, + 9.973300590248015e-01, 9.979167245036720e-01, 9.985082643417953e-01, 9.991033633647473e-01, 9.997003478609010e-01, + 1.000299741957418e+00, 1.000897441314013e+00, 1.001493964257960e+00, 1.002087624593489e+00, 1.002677088643863e+00, + 1.003261045483858e+00, 1.003838183774652e+00, 1.004407190937699e+00, 1.004966753528881e+00, 1.005515557572658e+00, + 1.006052289109999e+00, 1.006575635258931e+00, 1.007084285781611e+00, 1.007576934100958e+00, 1.008052277555815e+00, + 1.008509017718116e+00, 1.008945862447015e+00, 1.009361528531177e+00, 1.009754742820913e+00, 1.010124241309341e+00, + 1.010468769795370e+00, 1.010787087537248e+00, 1.011077969726137e+00, 1.011340205650538e+00, 1.011572597114216e+00, + 1.011773962181442e+00, 1.011943138906979e+00, 1.012078982659783e+00, 1.012180362866919e+00, 1.012246166897464e+00, + 1.012275305013586e+00, 1.012266707295288e+00, 1.012219319453278e+00, 1.012132107622966e+00, 1.012004064757857e+00, + 1.011834207632025e+00, 1.011621572933544e+00, 1.011365223023975e+00, 1.011064253702468e+00, 1.010717792733157e+00, + 1.010324996851905e+00, 1.009885057526159e+00, 1.009397209381147e+00, 1.008860731864438e+00, 1.008274947065247e+00, + 1.007639223374887e+00, 1.006952983357691e+00, 1.006215708265639e+00, 1.005426938305289e+00, 1.004586273379809e+00, + 1.003693377657581e+00, 1.002747984657666e+00, 1.001749900308864e+00, 1.000699003803502e+00, 9.995952485989262e-01, + 9.984386632116344e-01, 9.972293415774932e-01, 9.959672769174924e-01, 9.946500332901397e-01, 9.932403996813470e-01, + 9.912511516117244e-01, 9.895756853352172e-01, 9.877713214760662e-01, 9.858577479051078e-01, 9.838303127859196e-01, + 9.816822625580078e-01, 9.794074486605805e-01, 9.769999155793757e-01, 9.744528356359687e-01, 9.717597500340699e-01, + 9.689141159310996e-01, 9.659101618500662e-01, 9.627421831412876e-01, 9.594038121639412e-01, 9.558889978382734e-01, + 9.521922434090249e-01, 9.483086322505029e-01, 9.442332539187503e-01, 9.399607238929982e-01, 9.354860218216989e-01, + 9.308052967663477e-01, 9.259146970284931e-01, 9.208101305030523e-01, 9.154873597416558e-01, 9.099426066529104e-01, + 9.041732260327581e-01, 8.981763729936715e-01, 8.919490241013392e-01, 8.854882249661838e-01, 8.787919436722827e-01, + 8.718585835568161e-01, 8.646864947605047e-01, 8.572738135700366e-01, 8.496195859658071e-01, 8.417237467711145e-01, + 8.335862715770727e-01, 8.252074428838668e-01, 8.165875713256009e-01, 8.077280370477699e-01, 7.986311592191131e-01, + 7.892986353718001e-01, 7.797330954210866e-01, 7.699379531983687e-01, 7.599171886893816e-01, 7.496758423734833e-01, + 7.392176841476761e-01, 7.285474515411827e-01, 7.176714478163359e-01, 7.065962311464494e-01, 6.953282935906302e-01, + 6.838739059112046e-01, 6.722395305539791e-01, 6.604334017809461e-01, 6.484643596235256e-01, 6.363395004626368e-01, + 6.240661431421666e-01, 6.116530334821534e-01, 5.991098644638286e-01, 5.864461424698465e-01, 5.736694851703749e-01, + 5.607881029948401e-01, 5.478160663871271e-01, 5.347619788897301e-01, 5.216365147692703e-01, 5.084499758302256e-01, + 4.952135086430446e-01, 4.819387562519412e-01, 4.686361426419003e-01, 4.553170769563941e-01, 4.419939954454178e-01, + 4.286789889246267e-01, 4.153837786572842e-01, 4.021211063103491e-01, 3.889032719013054e-01, 3.757425439137077e-01, + 3.626515183776310e-01, 3.496431418636322e-01, 3.367290822653354e-01, 3.239228075238623e-01, 3.112360816586549e-01, + 2.986807941537710e-01, 2.862694673284843e-01, 2.740128472224539e-01, 2.619228330079575e-01, 2.500098438708934e-01, + 2.382847225401669e-01, 2.267578490199104e-01, 2.154390996938547e-01, 2.043379825955254e-01, 1.934636765792024e-01, + 1.828250319214460e-01, 1.724305860483634e-01, 1.622886348529314e-01, 1.524071880359812e-01, 1.427939789949266e-01, + 1.334565845242183e-01, 1.244023922999665e-01, 1.156385879569742e-01, 1.071721547807196e-01, 9.900985872728905e-02, + 9.115821766572002e-02, 8.362344855837105e-02, 7.641140367416376e-02, 6.952749039054598e-02, 6.297656454790079e-02, + 5.676284244020858e-02, 5.088975408628229e-02, 4.535983304624439e-02, 4.017457306236873e-02, 3.533430192568957e-02, + 3.083806062123772e-02, 2.668355420358626e-02, 2.286680405144430e-02, 1.938236337675363e-02, 1.622312720409645e-02, + 1.338005016725895e-02, 1.084218595595746e-02, 8.596753980908744e-03, 6.640506529168652e-03, 5.172703110468352e-03, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + + +const LC3_FLOAT MDCT_HRA_WINDOW_480_2_5ms[240] = { + 1.928875250471185e-07, 1.268623078914631e-06, 3.736943081685792e-06, 8.649386473419844e-06, 1.752499879209154e-05, + 3.251004192297566e-05, 5.654995150945631e-05, 9.358653414327445e-05, 1.487809853781833e-04, 2.287619057346095e-04, + 3.418963835622074e-04, 4.985810015573861e-04, 7.115482671394238e-04, 9.961824750040105e-04, 1.370837415765066e-03, + 1.857146703383843e-03, 2.480315886706181e-03, 3.269384042869696e-03, 4.257441351253188e-03, 5.481788360538607e-03, + 6.984022437256788e-03, 8.810037359146468e-03, 1.100992329671028e-02, 1.363775656493463e-02, 1.675127150559057e-02, + 2.041141057401967e-02, 2.468175295733717e-02, 2.962782656580052e-02, 3.531631267855188e-02, 4.181415652877682e-02, + 4.918760034374654e-02, 5.750115754515065e-02, 6.681654781077175e-02, 7.719161248813326e-02, 8.867922857347045e-02, + 1.013262374019720e-01, 1.151724017179353e-01, 1.302494023407827e-01, 1.465798836473051e-01, 1.641765559275968e-01, + 1.830413626142431e-01, 2.031647215674081e-01, 2.245248520040451e-01, 2.470872021104946e-01, 2.708039965464759e-01, + 2.956139274737775e-01, 3.214420168557505e-01, 3.481996809305596e-01, 3.757850292873181e-01, 4.040834302177654e-01, + 4.329683704138883e-01, 4.623026302356333e-01, 4.919397855296871e-01, 5.217260335074649e-01, 5.515023240298861e-01, + 5.811067597335228e-01, 6.103772100633116e-01, 6.391540670154212e-01, 6.672830559207561e-01, 6.946180045149623e-01, + 7.210234691482331e-01, 7.463771190956836e-01, 7.705717887049389e-01, 7.935171220325148e-01, 8.151407544921331e-01, + 8.353889991744725e-01, 8.542270299166949e-01, 8.716385768842180e-01, 8.876251715716619e-01, 9.022049953400274e-01, + 9.154113980197115e-01, 9.272911604251438e-01, 9.379025770646191e-01, 9.473134335138002e-01, 9.555989477431630e-01, + 9.628397371519567e-01, 9.691198641470655e-01, 9.745250036731624e-01, 9.791407668194774e-01, 9.830512059497915e-01, + 9.863375189657285e-01, 9.890769633791019e-01, 9.913419847656554e-01, 9.931995587544050e-01, 9.947107408108303e-01, + 9.959304135675596e-01, 9.969072172806543e-01, 9.976836451676292e-01, 9.982962820245519e-01, 9.987761617973335e-01, + 9.991492178976376e-01, 9.994367991905715e-01, 9.996562248627440e-01, 9.998213528339476e-01, 9.999431389208511e-01, + 1.000030167405588e+00, 1.000089137729581e+00, 1.000125296398298e+00, 1.000142807515464e+00, 1.000145059370791e+00, + 1.000134907956303e+00, 1.000114861040898e+00, 1.000087208438067e+00, 1.000054105383460e+00, 1.000017616583971e+00, + 9.999797286315710e-01, 9.999423382309206e-01, 9.999072232012880e-01, 9.998760025910959e-01, 9.998500915686289e-01, + 9.998306560737898e-01, 9.998185715517388e-01, 9.998143894342878e-01, 9.998183143680869e-01, 9.998301944838478e-01, + 9.998495262367371e-01, 9.998754745167079e-01, 9.999069078401956e-01, 9.999424475239904e-01, 9.999805288598742e-01, + 1.000019471519221e+00, 1.000057555786879e+00, 1.000093100812805e+00, 1.000124540917058e+00, 1.000150496102128e+00, + 1.000169833298924e+00, 1.000181715452526e+00, 1.000185636273393e+00, 1.000181439257840e+00, 1.000169320335504e+00, + 1.000149814156658e+00, 1.000123764529774e+00, 1.000092279821119e+00, 1.000056674215966e+00, 1.000018395617911e+00, + 9.999789406480724e-01, 9.999397567326687e-01, 9.999021306794866e-01, 9.998670624939285e-01, 9.998351225350340e-01, + 9.998062895304436e-01, 9.997797665333356e-01, 9.997537716957203e-01, 9.997253008334399e-01, 9.996898592447866e-01, + 9.996411611766667e-01, 9.995707967428177e-01, 9.994678679836200e-01, 9.993185980679096e-01, 9.991059202780914e-01, + 9.988090562524252e-01, 9.984030958127336e-01, 9.978585933978946e-01, 9.971411984750603e-01, 9.962113391583908e-01, + 9.950239795154223e-01, 9.935284716160412e-01, 9.916685232530794e-01, 9.893823014422549e-01, 9.866026903106617e-01, + 9.832577198181265e-01, 9.792711789106039e-01, 9.745634231307387e-01, 9.690523823244767e-01, 9.626547687789766e-01, + 9.552874798038419e-01, 9.468691813614447e-01, 9.373220508813107e-01, 9.265736480032657e-01, 9.145588719963409e-01, + 9.012219545005915e-01, 8.865184267401519e-01, 8.704169923325978e-01, 8.529012312555665e-01, 8.339710584198038e-01, + 8.136438625110305e-01, 7.919552579077074e-01, 7.689593947581650e-01, 7.447287893964823e-01, 7.193536583208960e-01, + 6.929407625549489e-01, 6.656117935585394e-01, 6.375013549431151e-01, 6.087546140984144e-01, 5.795247127727363e-01, + 5.499700344866872e-01, 5.202514288725478e-01, 4.905294887819369e-01, 4.609619660928919e-01, 4.317013978660552e-01, + 4.028929974356116e-01, 3.746728468420245e-01, 3.471664092737412e-01, 3.204873641715565e-01, 2.947367542923338e-01, + 2.700024238683050e-01, 2.463587202023185e-01, 2.238664274584689e-01, 2.025729006480214e-01, 1.825123693148748e-01, + 1.637063835467572e-01, 1.461643790086412e-01, 1.298843420747792e-01, 1.148535602600838e-01, 1.010494465619472e-01, + 8.844042869400506e-02, 7.698689534753124e-02, 6.664219153548699e-02, 5.735365389394342e-02, 4.906367480666277e-02, + 4.171078175510523e-02, 3.523071580898128e-02, 2.955749109487545e-02, 2.462441579169607e-02, 2.036505497804320e-02, + 1.671411663728698e-02, 1.360824429995981e-02, 1.098670301702559e-02, 8.791949345648940e-03, 6.970080454492374e-03, + 5.471161958930394e-03, 4.249438341364304e-03, 3.263433520599239e-03, 2.475952111493295e-03, 1.853994056678125e-03, + 1.368596596909542e-03, 9.946180283333026e-04, 7.104774789034889e-04, 4.978641589703932e-04, 3.414283510010364e-04, + 2.284649445606105e-04, 1.485987233730432e-04, 9.347897725317759e-05, 5.648942347847280e-05, 3.247793542861785e-05, + 1.750922386335714e-05, 8.642407336226362e-06, 3.734302301245202e-06, 1.267861256795911e-06, 1.927766981311251e-07}; + +const LC3_FLOAT MDCT_HRA_WINDOW_960_2_5ms[480] = { + 1.363353492760669e-07, 4.577676005269251e-07, 9.975675168391671e-07, 1.840776229085288e-06, 3.092248230077047e-06, + 4.880943708557620e-06, 7.363817805099883e-06, 1.073000750387602e-05, 1.520538607055496e-05, 2.105750528134522e-05, + 2.860093592119667e-05, 3.820301288710557e-05, 5.028998805188179e-05, 6.535359090391442e-05, 8.395799364585048e-05, + 1.067471738361778e-04, 1.344526637637966e-04, 1.679016715435404e-04, 2.080255544044134e-04, 2.558686198117505e-04, + 3.125972249248099e-04, 3.795091394541575e-04, 4.580431312676675e-04, 5.497887281277575e-04, 6.564961027629782e-04, + 7.800860221325537e-04, 9.226597952927381e-04, 1.086509147791288e-03, 1.274125944085974e-03, 1.488211673202887e-03, + 1.731686606830910e-03, 2.007698533412427e-03, 2.319630966669840e-03, 2.671110722544265e-03, 3.066014754864068e-03, + 3.508476137357141e-03, 4.002889078021606e-03, 4.553912851519276e-03, 5.166474536289647e-03, 5.845770445618693e-03, + 6.597266146035767e-03, 7.426694962226363e-03, 8.340054875180547e-03, 9.343603729551937e-03, 1.044385267714563e-02, + 1.164755779600632e-02, 1.296170983861615e-02, 1.439352207806304e-02, 1.595041623748902e-02, 1.764000650541313e-02, + 1.947008165734806e-02, 2.144858532216432e-02, 2.358359444954804e-02, 2.588329605228426e-02, 2.835596231360897e-02, + 3.100992416515645e-02, 3.385354345474830e-02, 3.689518383513415e-02, 4.014318051454780e-02, 4.360580901740066e-02, + 4.729125310846769e-02, 5.120757203648361e-02, 5.536266725318061e-02, 5.976424876157179e-02, 6.441980124289254e-02, + 6.933655010531084e-02, 7.452142758961615e-02, 7.998103905796611e-02, 8.572162958181787e-02, 9.174905093483054e-02, + 9.806872908624656e-02, 1.046856322804917e-01, 1.116042397799019e-01, 1.188285113399959e-01, 1.263618574809210e-01, + 1.342071106149135e-01, 1.423664970880752e-01, 1.508416101956496e-01, 1.596333842333865e-01, 1.687420696535257e-01, + 1.781672094023636e-01, 1.879076165271377e-01, 1.979613531528743e-01, 2.083257109445936e-01, 2.189971931864894e-01, + 2.299714986269890e-01, 2.412435072564368e-01, 2.528072682020181e-01, 2.646559899418406e-01, 2.767820330562002e-01, + 2.891769057483280e-01, 3.018312623786579e-01, 3.147349052652145e-01, 3.278767900074122e-01, 3.412450345907444e-01, + 3.548269325249284e-01, 3.686089702575019e-01, 3.825768490881926e-01, 3.967155117862224e-01, 4.110091740828488e-01, + 4.254413611747417e-01, 4.399949493303511e-01, 4.546522126414323e-01, 4.693948749058132e-01, 4.842041665659120e-01, + 4.990608865612834e-01, 5.139454688835927e-01, 5.288380535501122e-01, 5.437185616384643e-01, 5.585667739524391e-01, + 5.733624128178846e-01, 5.880852264406471e-01, 6.027150751969793e-01, 6.172320191724501e-01, 6.316164062197546e-01, + 6.458489597703579e-01, 6.599108656108541e-01, 6.737838568232726e-01, 6.874502960899853e-01, 7.008932545787268e-01, + 7.140965866515435e-01, 7.270449996828834e-01, 7.397241183258171e-01, 7.521205426304834e-01, 7.642218994939656e-01, + 7.760168870042503e-01, 7.874953113309442e-01, 7.986481159099932e-01, 8.094674027667472e-01, 8.199464459192338e-01, + 8.300796968994718e-01, 8.398627825231116e-01, 8.492924951249206e-01, 8.583667755581161e-01, 8.670846893280041e-01, + 8.754463962937875e-01, 8.834531144261093e-01, 8.911070781514043e-01, 8.984114918473676e-01, 9.053704790768982e-01, + 9.119890281611266e-01, 9.182729346961321e-01, 9.242287416134559e-01, 9.298636773723805e-01, 9.351855928531210e-01, + 9.402028974955879e-01, 9.449244951992589e-01, 9.493597204669394e-01, 9.535182752397909e-01, 9.574101668338553e-01, + 9.610456473502188e-01, 9.644351548926832e-01, 9.675892568889318e-01, 9.705185957742447e-01, 9.732338372611643e-01, + 9.757456213845153e-01, 9.780645164789403e-01, 9.802009762158145e-01, 9.821652997980082e-01, 9.839675953844861e-01, + 9.856177467920233e-01, 9.871253834983186e-01, 9.884998539492639e-01, 9.897502021530162e-01, 9.908851475245483e-01, + 9.919130679264989e-01, 9.928419858351684e-01, 9.936795575444219e-01, 9.944330653049196e-01, 9.951094122815642e-01, + 9.957151201982998e-01, 9.962563295265126e-01, 9.967388020613602e-01, 9.971679257195168e-01, 9.975487213822326e-01, + 9.978858515994010e-01, 9.981836309637017e-01, 9.984460379589807e-01, 9.986767280839717e-01, 9.988790480513948e-01, + 9.990560508634377e-01, 9.992105115676724e-01, 9.993449435025852e-01, 9.994616148490124e-01, 9.995625653127808e-01, + 9.996496227746003e-01, 9.997244197555017e-01, 9.997884095596641e-01, 9.998428819710351e-01, 9.998889783954170e-01, + 9.999277063554146e-01, 9.999599532614691e-01, 9.999864993978808e-01, 1.000008030077971e+00, 1.000025146937107e+00, + 1.000038378346013e+00, 1.000048188939381e+00, 1.000054988266291e+00, 1.000059138579006e+00, 1.000060961785582e+00, + 1.000060745599070e+00, 1.000058748922255e+00, 1.000055206511563e+00, 1.000050332967367e+00, 1.000044326100310e+00, + 1.000037369724671e+00, 1.000029635930232e+00, 1.000021286883873e+00, 1.000012476211096e+00, 1.000003350006250e+00, + 9.999940475182815e-01, 9.999847015566445e-01, 9.999754386595657e-01, 9.999663790642979e-01, 9.999576365163719e-01, + 9.999493179522237e-01, 9.999415230869807e-01, 9.999343439366570e-01, 9.999278643015735e-01, 9.999221592354568e-01, + 9.999172945224162e-01, 9.999133261818468e-01, 9.999103000191805e-01, 9.999082512384065e-01, 9.999072041302636e-01, + 9.999071718480597e-01, 9.999081562811047e-01, 9.999101480338050e-01, 9.999131265164656e-01, 9.999170601519115e-01, + 9.999219066999991e-01, 9.999276137001288e-01, 9.999341190298563e-01, 9.999413515757679e-01, 9.999492320108540e-01, + 9.999576736708096e-01, 9.999665835199758e-01, 9.999758631960602e-01, 9.999854101213793e-01, 9.999951186671812e-01, + 1.000004881356628e+00, 1.000014590091279e+00, 1.000024137385544e+00, 1.000033417593335e+00, 1.000042328111225e+00, + 1.000050770542848e+00, 1.000058651809861e+00, 1.000065885195634e+00, 1.000072391308898e+00, 1.000078098955774e+00, + 1.000082945909961e+00, 1.000086879572280e+00, 1.000089857512229e+00, 1.000091847885646e+00, 1.000092829723974e+00, + 1.000092793091916e+00, 1.000091739111420e+00, 1.000089679850895e+00, 1.000086638079347e+00, 1.000082646885623e+00, + 1.000077749163242e+00, 1.000071996961268e+00, 1.000065450701385e+00, 1.000058178260741e+00, 1.000050253919262e+00, + 1.000041757168942e+00, 1.000032771381191e+00, 1.000023382326608e+00, 1.000013676539597e+00, 1.000003739518099e+00, + 9.999936537463840e-01, 9.999834965263427e-01, 9.999733376002018e-01, 9.999632365449369e-01, 9.999532399160947e-01, + 9.999433781162252e-01, 9.999336619607787e-01, 9.999240789122246e-01, 9.999145889513631e-01, 9.999051200534473e-01, + 9.998955632358651e-01, 9.998857671439174e-01, 9.998755321416521e-01, 9.998646038760159e-01, 9.998526662846789e-01, + 9.998393340210341e-01, 9.998241442739438e-01, 9.998065479650342e-01, 9.997859003125656e-01, 9.997614507583039e-01, + 9.997323322622099e-01, 9.996975499792088e-01, 9.996559693426429e-01, 9.996063035901801e-01, 9.995471007797664e-01, + 9.994767303555520e-01, 9.993933693363640e-01, 9.992949882120472e-01, 9.991793366456373e-01, 9.990439290916592e-01, + 9.988860304525888e-01, 9.987026419065322e-01, 9.984904870492169e-01, 9.982459985022988e-01, 9.979653051476074e-01, + 9.976442201531890e-01, 9.972782299617136e-01, 9.968624844150069e-01, 9.963917881900651e-01, 9.958605937219481e-01, + 9.952629957874448e-01, 9.945927279204203e-01, 9.938431608253206e-01, 9.930073029495663e-01, 9.920778033684794e-01, + 9.910469571281373e-01, 9.899067131820748e-01, 9.886486850471784e-01, 9.872641642923781e-01, 9.857441369608847e-01, + 9.840793030126235e-01, 9.822600988582102e-01, 9.802767230390885e-01, 9.781191650903150e-01, 9.757772376026793e-01, + 9.732406114793927e-01, 9.704988543592059e-01, 9.675414721525257e-01, 9.643579536097365e-01, 9.609378178114939e-01, + 9.572706644392005e-01, 9.533462266503443e-01, 9.491544263479285e-01, 9.446854315961644e-01, 9.399297158962095e-01, + 9.348781189964488e-01, 9.295219088721776e-01, 9.238528444701966e-01, 9.178632387754598e-01, 9.115460217204322e-01, + 9.048948024240450e-01, 8.979039302171362e-01, 8.905685538859580e-01, 8.828846785458305e-01, 8.748492195442639e-01, + 8.664600527878369e-01, 8.577160608906681e-01, 8.486171745551603e-01, 8.391644086184020e-01, 8.293598922305367e-01, + 8.192068926746530e-01, 8.087098323911928e-01, 7.978742988330544e-01, 7.867070468498287e-01, 7.752159933798504e-01, + 7.634102043158196e-01, 7.512998735020282e-01, 7.388962939169839e-01, 7.262118211926384e-01, 7.132598297183557e-01, + 7.000546616722335e-01, 6.866115694122957e-01, 6.729466517435032e-01, 6.590767846515775e-01, 6.450195471597746e-01, + 6.307931430185830e-01, 6.164163189797930e-01, 6.019082804348481e-01, 5.872886052124403e-01, 5.725771563319307e-01, + 5.577939944978301e-01, 5.429592910967905e-01, 5.280932424234555e-01, 5.132159858162120e-01, 4.983475183298941e-01, + 4.835076185113182e-01, 4.687157717768828e-01, 4.539910998210603e-01, 4.393522944120604e-01, 4.248175558579833e-01, + 4.104045363548025e-01, 3.961302883579846e-01, 3.820112180536255e-01, 3.680630439436816e-01, 3.543007605040334e-01, + 3.407386068243548e-01, 3.273900400954695e-01, 3.142677137733552e-01, 3.013834602191723e-01, 2.887482775916394e-01, + 2.763723207514489e-01, 2.642648959268686e-01, 2.524344588847748e-01, 2.408886163515173e-01, 2.296341304326797e-01, + 2.186769257893048e-01, 2.080220993398264e-01, 1.976739322711464e-01, 1.876359041583237e-01, 1.779107090095517e-01, + 1.685002730708834e-01, 1.594057742429125e-01, 1.506276629788181e-01, 1.421656845493104e-01, 1.340189025746913e-01, + 1.261857237370651e-01, 1.186639235964411e-01, 1.114506734428340e-01, 1.045425681223503e-01, 9.793565477860058e-02, + 9.162546245161339e-02, 8.560703247484407e-02, 7.987494960705163e-02, 7.442337382999228e-02, 6.924607273536325e-02, + 6.433645441557491e-02, 5.968760076313909e-02, 5.529230107316437e-02, 5.114308583308901e-02, 4.723226057381158e-02, + 4.355193964722984e-02, 4.009407978727676e-02, 3.685051330522059e-02, 3.381298076557955e-02, 3.097316298675063e-02, + 2.832271221053797e-02, 2.585328228730008e-02, 2.355655772843824e-02, 2.142428148537503e-02, 1.944828132389286e-02, + 1.762049467453352e-02, 1.593299185344667e-02, 1.437799756332653e-02, 1.294791060055676e-02, 1.163532171204003e-02, + 1.043302956305446e-02, 9.334054795489547e-03, 8.331652173617308e-03, 7.419320831822072e-03, 6.590812655146027e-03, + 5.840138838848342e-03, 5.161574687206487e-03, 4.549662724337389e-03, 3.999214200759286e-03, 3.505309088672846e-03, + 3.063294666478038e-03, 2.668782798866110e-03, 2.317646022975776e-03, 2.006012553652158e-03, 1.730260321894845e-03, + 1.487010160247016e-03, 1.273118247295162e-03, 1.085667920762688e-03, 9.219609650399310e-04, 7.795084745479000e-04, + 6.560213892304477e-04, 5.494007928508220e-04, 4.577280587661532e-04, 3.792549215895880e-04, 3.123935467349105e-04, + 2.557066633705375e-04, 2.078978198736850e-04, 1.678018145436083e-04, 1.343753481649133e-04, 1.066879390562912e-04, + 8.391313553401788e-05, 6.532005529093359e-05, 5.026527605947520e-05, 3.818509710338716e-05, 2.858818657228189e-05, + 2.104862555598476e-05, 1.519935578579325e-05, 1.072603433419925e-05, 7.361295334616452e-06, 4.879415604699819e-06, + 3.091377877253446e-06, 1.840321200267112e-06, 9.973582966273186e-07, 4.576899867970956e-07, 1.363156993327630e-07}; + +const LC3_FLOAT MDCT_HRA_WINDOW_480_5ms[480] = { + 9.752475122178133e-08, 6.413568706385488e-07, 1.888722582859778e-06, 4.370037451432268e-06, 8.850535239285388e-06, + 1.640976145163547e-05, 2.852654713353143e-05, 4.717577700625728e-05, 7.493695610161539e-05, 1.151138634046934e-04, + 1.718640547726665e-04, 2.503364524287818e-04, 3.568147253529307e-04, 4.988636346654247e-04, 6.854750052598100e-04, + 9.272095051506971e-04, 1.236329983123574e-03, 1.626921748932395e-03, 2.114994893578391e-03, 2.718563554424897e-03, + 3.457696944351759e-03, 4.354536997897421e-03, 5.433277651003014e-03, 6.720101073517573e-03, 8.243066622086374e-03, + 1.003194888027514e-02, 1.211802190514137e-02, 1.453378770448280e-02, 1.731264802301458e-02, 2.048851971150478e-02, + 2.409539527917081e-02, 2.816685167069475e-02, 3.273551184443837e-02, 3.783246533188810e-02, 4.348665559839211e-02, + 4.972424366422929e-02, 5.656795903921283e-02, 6.403645052356303e-02, 7.214365077720192e-02, 8.089816969852329e-02, + 9.030273251800713e-02, 1.003536790358444e-01, 1.110405405506510e-01, 1.223457106767086e-01, 1.342442253757111e-01, + 1.467036660932157e-01, 1.596841978637899e-01, 1.731387516273307e-01, 1.870133568030685e-01, 2.012476264477750e-01, + 2.157753931632489e-01, 2.305254894308376e-01, 2.454226613848142e-01, 2.603886003668338e-01, 2.753430721265570e-01, + 2.902051194568206e-01, 3.048943105839568e-01, 3.193320029709852e-01, 3.334425905036104e-01, 3.471547014476447e-01, + 3.604024000326147e-01, 3.731263195417857e-01, 3.852742256277580e-01, 3.968020335005454e-01, 4.076742901287472e-01, + 4.178645650568324e-01, 4.273556452755667e-01, 4.361395400809099e-01, 4.442173028452789e-01, 4.515986821559811e-01, + 4.583016198658067e-01, 4.643516178635941e-01, 4.697809986240601e-01, 4.746280867221525e-01, 4.789363394414859e-01, + 4.827534543679447e-01, 4.861304804889396e-01, 4.891209569144257e-01, 4.917801000389275e-01, 4.941640559535466e-01, + 4.963292304037445e-01, 4.983317038070890e-01, 5.002267340435251e-01, 5.020683451596181e-01, 5.039089960260009e-01, + 5.057993195650324e-01, 5.077879205925190e-01, 5.099212187075181e-01, 5.122433220684072e-01, 5.147959182947806e-01, + 5.176181700509677e-01, 5.207466049576202e-01, 5.242149921562288e-01, 5.280542009005510e-01, 5.322920397381714e-01, + 5.369530779485470e-01, 5.420584537149585e-01, 5.476256758552612e-01, 5.536684276931489e-01, 5.601963827419005e-01, + 5.672150422730262e-01, 5.747256045798048e-01, 5.827248748908062e-01, 5.912052235447917e-01, 6.001545983308831e-01, + 6.095565949599409e-01, 6.193905875944715e-01, 6.296319193412947e-01, 6.402521506992933e-01, 6.512193622254838e-01, + 6.624985061836945e-01, 6.740518006968909e-01, 6.858391589448801e-01, 6.978186452298805e-01, 7.099469492625143e-01, + 7.221798697869513e-01, 7.344727986533678e-01, 7.467811966479000e-01, 7.590610527959840e-01, 7.712693194564819e-01, + 7.833643163120154e-01, 7.953060973228134e-01, 8.070567758283893e-01, 8.185808042273020e-01, 8.298452060049231e-01, + 8.408197592685507e-01, 8.514771323358515e-01, 8.617929732481214e-01, 8.717459562819760e-01, 8.813177895502246e-01, + 8.904931885580764e-01, 8.992598210679454e-01, 9.076082287937692e-01, 9.155317312832600e-01, 9.230263168675006e-01, + 9.300905248019673e-01, 9.367253217576155e-01, 9.429339747337118e-01, 9.487219213595656e-01, 9.540966375393273e-01, + 9.590675015747306e-01, 9.636456533576906e-01, 9.678438470101040e-01, 9.716762954761368e-01, 9.751585060165801e-01, + 9.783071062524560e-01, 9.811396612648455e-01, 9.836744831733611e-01, 9.859304354792453e-01, 9.879267351759304e-01, + 9.896827561287711e-01, 9.912178374656364e-01, 9.925511006920656e-01, 9.937012789694025e-01, 9.946865615154821e-01, + 9.955244554643670e-01, 9.962316668199601e-01, 9.968240014222112e-01, 9.973162861697706e-01, 9.977223101520583e-01, + 9.980547848638137e-01, 9.983253223174189e-01, 9.985444296291865e-01, 9.987215185204544e-01, 9.988649281201196e-01, + 9.989819594562657e-01, 9.990789200557365e-01, 9.991611771110095e-01, 9.992332177094652e-01, 9.992987146446982e-01, + 9.993605963440879e-01, 9.994211194587087e-01, 9.994819426820254e-01, 9.995442004050701e-01, 9.996085748889234e-01, + 9.996753657478641e-01, 9.997445556919270e-01, 9.998158716802928e-01, 9.998888409489480e-01, 9.999628437059447e-01, + 1.000037122530308e+00, 1.000110932111342e+00, 1.000183434550577e+00, 1.000253775458271e+00, 1.000321131235573e+00, + 1.000384720523657e+00, 1.000443814718821e+00, 1.000497747347372e+00, 1.000545922137548e+00, 1.000587819673348e+00, + 1.000623002564305e+00, 1.000651119113520e+00, 1.000671905511154e+00, 1.000685186620367e+00, 1.000690875455855e+00, + 1.000688971480779e+00, 1.000679557865722e+00, 1.000662797863287e+00, 1.000638930454792e+00, 1.000608265421794e+00, + 1.000571177986086e+00, 1.000528103148456e+00, 1.000479529839953e+00, 1.000425994980975e+00, 1.000368077524065e+00, + 1.000306392536921e+00, 1.000241585363485e+00, 1.000174325883803e+00, 1.000105302878071e+00, 1.000035218487335e+00, + 9.999647827529677e-01, 9.998947082094627e-01, 9.998257045004189e-01, 9.997584729859116e-01, 9.996937013107159e-01, + 9.996320579071534e-01, 9.995741864134795e-01, 9.995206999987033e-01, 9.994721755972762e-01, 9.994291480719714e-01, + 9.993921043401182e-01, 9.993614775166697e-01, 9.993376411467469e-01, 9.993209036195655e-01, 9.993115028741053e-01, + 9.993096015235072e-01, 9.993152825388751e-01, 9.993285456427281e-01, 9.993493045667127e-01, 9.993773853262324e-01, + 9.994125256556279e-01, 9.994543757308175e-01, 9.995025002817920e-01, 9.995563821653024e-01, 9.996154274293025e-01, + 9.996789718565903e-01, 9.997462889273712e-01, 9.998165990914856e-01, 9.998890801932255e-01, 9.999628788477228e-01, + 1.000037122530308e+00, 1.000110932111343e+00, 1.000183434550578e+00, 1.000253775458273e+00, 1.000321131235574e+00, + 1.000384720523658e+00, 1.000443814718822e+00, 1.000497747347373e+00, 1.000545922137550e+00, 1.000587819673349e+00, + 1.000623002564306e+00, 1.000651119113521e+00, 1.000671905511155e+00, 1.000685186620368e+00, 1.000690875455855e+00, + 1.000688971480779e+00, 1.000679557865721e+00, 1.000662797863286e+00, 1.000638930454791e+00, 1.000608265421792e+00, + 1.000571177986083e+00, 1.000528103148453e+00, 1.000479529839950e+00, 1.000425994980971e+00, 1.000368077524061e+00, + 1.000306392536917e+00, 1.000241585363480e+00, 1.000174325883798e+00, 1.000105302878066e+00, 1.000035218487330e+00, + 9.999647827529627e-01, 9.998947082094576e-01, 9.998257045004140e-01, 9.997584729859067e-01, 9.996937013107114e-01, + 9.996320579071492e-01, 9.995741864134757e-01, 9.995206999987001e-01, 9.994721755972732e-01, 9.994291480719688e-01, + 9.993921043401160e-01, 9.993614775166682e-01, 9.993376411467459e-01, 9.993209036195649e-01, 9.993115028741050e-01, + 9.993096015235075e-01, 9.993152825388757e-01, 9.993285456427290e-01, 9.993493045667138e-01, 9.993773853262338e-01, + 9.994125256556294e-01, 9.994543757308189e-01, 9.995025002817937e-01, 9.995563821653038e-01, 9.996154274293039e-01, + 9.996789718565914e-01, 9.997462889273723e-01, 9.998165990914865e-01, 9.998890801932260e-01, 9.999628788477231e-01, + 1.000037087385911e+00, 1.000110692813570e+00, 1.000182706868929e+00, 1.000252041323928e+00, 1.000317522732163e+00, + 1.000377862440740e+00, 1.000431621330905e+00, 1.000477167056245e+00, 1.000512623941274e+00, 1.000535816073234e+00, + 1.000544204364164e+00, 1.000534818530052e+00, 1.000504185023504e+00, 1.000448251960702e+00, 1.000362312003691e+00, + 1.000240924003935e+00, 1.000077833997232e+00, 9.998658958833085e-01, 9.995969918486358e-01, 9.992619523233789e-01, + 9.988504750288640e-01, 9.983510424973004e-01, 9.977508373579080e-01, 9.970356547108338e-01, 9.961898110802319e-01, + 9.951960497774461e-01, 9.940354430376489e-01, 9.926872920341389e-01, 9.911290268265915e-01, 9.893361094467528e-01, + 9.872819446267991e-01, 9.849378040627681e-01, 9.822727714796871e-01, 9.792537170020328e-01, 9.758453102910697e-01, + 9.720100824436398e-01, 9.677085466217928e-01, 9.628993866974633e-01, 9.575397217975740e-01, 9.515854525300023e-01, + 9.449916919338839e-01, 9.377132809663818e-01, 9.297053848015243e-01, 9.209241625967119e-01, 9.113274999097554e-01, + 9.008757898394824e-01, 8.895327463959180e-01, 8.772662317107712e-01, 8.640490775465693e-01, 8.498598811668777e-01, + 8.346837559540076e-01, 8.185130181287622e-01, 8.013477924378186e-01, 7.831965216140859e-01, 7.640763666675557e-01, + 7.440134875182273e-01, 7.230431960387166e-01, 7.012099761451619e-01, 6.785673680876833e-01, 6.551777164863924e-01, + 6.311117838899523e-01, 6.064482336696789e-01, 5.812729878873076e-01, 5.556784673902739e-01, 5.297627228142773e-01, + 5.036284664469868e-01, 4.773820160836825e-01, 4.511321631520609e-01, 4.249889785709717e-01, 3.990625711023555e-01, + 3.734618144045748e-01, 3.482930606136814e-01, 3.236588600361913e-01, 2.996567083459001e-01, 2.763778443910257e-01, + 2.539061231327225e-01, 2.323169891052670e-01, 2.116765758470110e-01, 1.920409557494601e-01, 1.734555625129627e-01, + 1.559548047768156e-01, 1.395618845278644e-01, 1.242888277448971e-01, 1.101367277067382e-01, 9.709619389909366e-02, + 8.514799199591219e-02, 7.426385348588532e-02, 6.440742764829473e-02, 5.553534414838273e-02, 4.759835178173250e-02, + 4.054249795560948e-02, 3.431031430250281e-02, 2.884197618951215e-02, 2.407640752522409e-02, 1.995230681955070e-02, + 1.640907554818694e-02, 1.338763515624311e-02, 1.083112419588716e-02, 8.685471885106049e-03, 6.899848624541457e-03, + 5.426997611391803e-03, 4.223454598964128e-03, 3.249665071710221e-03, 2.470009678121166e-03, 1.852749750240329e-03, + 1.369905213535462e-03, 9.970772330834560e-04, 7.132276282050243e-04, 5.004264891539459e-04, 3.435786103798425e-04, + 2.301383718361825e-04, 1.498216022111699e-04, 9.432178886435202e-05, 5.703679621983551e-05, 3.281105011319028e-05, + 1.769696765784037e-05, 8.738278469978569e-06, 3.776770390150926e-06, 1.282520060393973e-06, 1.950213832061108e-07, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_HRA_WINDOW_960_5ms[960] = { + 6.895487963711672e-08, 2.315162529310440e-07, 5.044776791712418e-07, 9.307951082662299e-07, 1.563406927329763e-06, + 2.467387587537570e-06, 3.721891688909285e-06, 5.422241751611354e-06, 7.682193559629735e-06, 1.063638764371401e-05, + 1.444299034054517e-05, 1.928652559405143e-05, 2.538089690430043e-05, 3.297259712577839e-05, 4.234410206521111e-05, + 5.381744200626993e-05, 6.775794339454556e-05, 8.457813095885401e-05, 1.047417785352287e-04, 1.287680948104183e-04, + 1.572360281259058e-04, 1.907886723956216e-04, 2.301377541053808e-04, 2.760681782947526e-04, 3.294426093879363e-04, + 3.912060607548454e-04, 4.623904649625926e-04, 5.441191948366056e-04, 6.376115037051945e-04, 7.441868515669874e-04, + 8.652690824124538e-04, 1.002390416563642e-03, 1.157195220684898e-03, 1.331443517075892e-03, 1.527014193000520e-03, + 1.745907870144461e-03, 1.990249393843025e-03, 2.262289901491620e-03, 2.564408429555132e-03, 2.899113018840483e-03, + 3.269041278198808e-03, 3.676960367589013e-03, 4.125766362471570e-03, 4.618482962817473e-03, 5.158259511618939e-03, + 5.748368289680850e-03, 6.392201055659471e-03, 7.093264802800713e-03, 7.855176706615627e-03, 8.681658240816716e-03, + 9.576528442223354e-03, 1.054369630902618e-02, 1.158715232077375e-02, 1.271095907270489e-02, 1.391924102158781e-02, + 1.521617334503430e-02, 1.660596992132020e-02, 1.809287044204954e-02, 1.968112667553175e-02, 2.137498790448110e-02, + 2.317868556757386e-02, 2.509641714048705e-02, 2.713232929826755e-02, 2.929050040721149e-02, 3.157492240084053e-02, + 3.398948210100576e-02, 3.653794205159846e-02, 3.922392093875195e-02, 4.205087367774323e-02, 4.502207125299418e-02, + 4.814058040358271e-02, 5.140924325245049e-02, 5.483065698298122e-02, 5.840715367176064e-02, 6.214078039106200e-02, + 6.603327969885861e-02, 7.008607063789310e-02, 7.430023036845897e-02, 7.867647656201358e-02, 8.321515068447660e-02, + 8.791620229900704e-02, 9.277917451814051e-02, 9.780319073433394e-02, 1.029869427561657e-01, 1.083286804746118e-01, + 1.138262031799212e-01, 1.194768526446087e-01, 1.252775080819347e-01, 1.312245830819321e-01, 1.373140246185531e-01, + 1.435413142118472e-01, 1.499014713182564e-01, 1.563890590101503e-01, 1.629981919926660e-01, 1.697225469918130e-01, + 1.765553755327395e-01, 1.834895191111025e-01, 1.905174267437600e-01, 1.976311748676255e-01, 2.048224895376239e-01, + 2.120827708564311e-01, 2.194031195502149e-01, 2.267743655861134e-01, 2.341870987088808e-01, 2.416317007561807e-01, + 2.490983795946414e-01, 2.565772045021951e-01, 2.640581428066213e-01, 2.715310975758094e-01, 2.789859461422405e-01, + 2.864125792327671e-01, 2.938009404650995e-01, 3.011410659646723e-01, 3.084231238498945e-01, 3.156374533302977e-01, + 3.227746031609007e-01, 3.298253691972654e-01, 3.367808307992519e-01, 3.436323858374391e-01, 3.503717840645000e-01, + 3.569912187918766e-01, 3.634832564154323e-01, 3.698408960767766e-01, 3.760576237679591e-01, 3.821274200069671e-01, + 3.880447807855012e-01, 3.938047354128900e-01, 3.994028614671444e-01, 4.048352968090768e-01, 4.100987486186185e-01, + 4.151904994338012e-01, 4.201084101968628e-01, 4.248509203362432e-01, 4.294170449371775e-01, 4.338063690767977e-01, + 4.380190394218450e-01, 4.420557532080190e-01, 4.459177447394188e-01, 4.496067695642793e-01, 4.531250864990879e-01, + 4.564754376870322e-01, 4.596610268884718e-01, 4.626854962106256e-01, 4.655529014908880e-01, 4.682676865530477e-01, + 4.708346565582213e-01, 4.732589506724937e-01, 4.755460142711474e-01, 4.777015708950234e-01, 4.797315941680489e-01, + 4.816422798764418e-01, 4.834400183996339e-01, 4.851313676707616e-01, 4.867230268307342e-01, 4.882218107246894e-01, + 4.896346253731921e-01, 4.909684445331096e-01, 4.922302874448856e-01, 4.934271978441982e-01, 4.945662242969564e-01, + 4.956544018975119e-01, 4.966987353511036e-01, 4.977061834431282e-01, 4.986836448801200e-01, 4.996379454705324e-01, + 5.005758265977741e-01, 5.015039349236500e-01, 5.024288132476197e-01, 5.033568924361829e-01, 5.042944843274677e-01, + 5.052477755087517e-01, 5.062228218592734e-01, 5.072255437473754e-01, 5.082617217696771e-01, 5.093369929206453e-01, + 5.104568470835084e-01, 5.116266237378464e-01, 5.128515087852868e-01, 5.141365314023457e-01, 5.154865608384481e-01, + 5.169063030872989e-01, 5.184002973708743e-01, 5.199729123871391e-01, 5.216283422849100e-01, 5.233706023418981e-01, + 5.252035243345977e-01, 5.271307516011422e-01, 5.291557338103311e-01, 5.312817214614957e-01, 5.335117601505942e-01, + 5.358486846476969e-01, 5.382951128397399e-01, 5.408534395999681e-01, 5.435258306517384e-01, 5.463142164993156e-01, + 5.492202865018518e-01, 5.522454831689516e-01, 5.553909967570894e-01, 5.586577602456578e-01, 5.620464447697334e-01, + 5.655574555837481e-01, 5.691909286262941e-01, 5.729467277513715e-01, 5.768244426856284e-01, 5.808233877646608e-01, + 5.849426014943921e-01, 5.891808469760642e-01, 5.935366132255452e-01, 5.980081174096790e-01, 6.025933080143371e-01, + 6.072898689508155e-01, 6.120952245993402e-01, 6.170065457808297e-01, 6.220207566407007e-01, 6.271345424215810e-01, + 6.323443580952387e-01, 6.376464378179791e-01, 6.430368051681870e-01, 6.485112841196261e-01, 6.540655106995645e-01, + 6.596949452767820e-01, 6.653948854210106e-01, 6.711604792723804e-01, 6.769867393569574e-01, 6.828685567824609e-01, + 6.888007157467320e-01, 6.947779082904570e-01, 7.007947492250285e-01, 7.068457911662456e-01, 7.129255396047764e-01, + 7.190284679449507e-01, 7.251490324444848e-01, 7.312816869891655e-01, 7.374208976383266e-01, 7.435611568791312e-01, + 7.496969975302182e-01, 7.558230062381704e-01, 7.619338365135002e-01, 7.680242212564293e-01, 7.740889847266266e-01, + 7.801230539152502e-01, 7.861214692821104e-01, 7.920793948254449e-01, 7.979921274567765e-01, 8.038551056583576e-01, + 8.096639174059964e-01, 8.154143073453887e-01, 8.211021832154612e-01, 8.267236215176270e-01, 8.322748724351863e-01, + 8.377523640123131e-01, 8.431527056071227e-01, 8.484726906381246e-01, 8.537092986478724e-01, 8.588596967118024e-01, + 8.639212402239919e-01, 8.688914730948750e-01, 8.737681273987250e-01, 8.785491225109360e-01, 8.832325637767802e-01, + 8.878167407543193e-01, 8.923001250745454e-01, 8.966813679615423e-01, 9.009592974545819e-01, 9.051329153725320e-01, + 9.092013940588521e-01, 9.131640729428008e-01, 9.170204549493250e-01, 9.207702027865553e-01, 9.244131351359152e-01, + 9.279492227657136e-01, 9.313785845847777e-01, 9.347014836483568e-01, 9.379183231242151e-01, 9.410296422227417e-01, + 9.440361120910473e-01, 9.469385316675432e-01, 9.497378234904927e-01, 9.524350294515523e-01, 9.550313064834267e-01, + 9.575279221695473e-01, 9.599262502631155e-01, 9.622277661029504e-01, 9.644340419143761e-01, 9.665467419847689e-01, + 9.685676177053684e-01, 9.704985024734301e-01, 9.723413064517235e-01, 9.740980111855780e-01, 9.757706640811671e-01, + 9.773613727522825e-01, 9.788722992464219e-01, 9.803056541645230e-01, 9.816636906919504e-01, 9.829486985613498e-01, + 9.841629979706453e-01, 9.853089334816367e-01, 9.863888679264271e-01, 9.874051763501168e-01, 9.883602400189044e-01, + 9.892564405229114e-01, 9.900961540026917e-01, 9.908817455275554e-01, 9.916155636525488e-01, 9.922999351792323e-01, + 9.929371601433686e-01, 9.935295070502858e-01, 9.940792083761523e-01, 9.945884563506685e-01, 9.950593990338927e-01, + 9.954941366970841e-01, 9.958947185146307e-01, 9.962631395714290e-01, 9.966013381874510e-01, 9.969111935588407e-01, + 9.971945237126117e-01, 9.974530837700109e-01, 9.976885645118487e-01, 9.979025912375212e-01, 9.980967229081705e-01, + 9.982724515633580e-01, 9.984312019997783e-01, 9.985743316998982e-01, 9.987031309979628e-01, 9.988188234704969e-01, + 9.989225665382725e-01, 9.990154522666818e-01, 9.990985083514453e-01, 9.991726992767055e-01, 9.992389276326772e-01, + 9.992980355801597e-01, 9.993508064493677e-01, 9.993979664606926e-01, 9.994401865550964e-01, 9.994780843219823e-01, + 9.995122260124369e-01, 9.995431286258258e-01, 9.995712620577665e-01, 9.995970512975859e-01, 9.996208786634017e-01, + 9.996430860630976e-01, 9.996639772695648e-01, 9.996838201987696e-01, 9.997028491794524e-01, 9.997212672035590e-01, + 9.997392481469061e-01, 9.997569389500512e-01, 9.997744617498990e-01, 9.997919159532207e-01, 9.998093802440068e-01, + 9.998269145173621e-01, 9.998445617335565e-01, 9.998623496867628e-01, 9.998802926840086e-01, 9.998983931308962e-01, + 9.999166430217568e-01, 9.999350253331990e-01, 9.999535153223720e-01, 9.999720817407219e-01, 9.999906880869937e-01, + 1.000009287384094e+00, 1.000027834887701e+00, 1.000046300263356e+00, 1.000064628855653e+00, 1.000082766500416e+00, + 1.000100659718907e+00, 1.000118255908114e+00, 1.000135503526064e+00, 1.000152352271145e+00, 1.000168753254485e+00, + 1.000184659164501e+00, 1.000200024422812e+00, 1.000214805330795e+00, 1.000228960206152e+00, 1.000242449508936e+00, + 1.000255235956603e+00, 1.000267284627736e+00, 1.000278563054190e+00, 1.000289041301502e+00, 1.000298692037510e+00, + 1.000307490589210e+00, 1.000315414987954e+00, 1.000322446003211e+00, 1.000328567165139e+00, 1.000333764776314e+00, + 1.000338027913029e+00, 1.000341348416600e+00, 1.000343720875191e+00, 1.000345142596687e+00, 1.000345613573201e+00, + 1.000345136437780e+00, 1.000343716413940e+00, 1.000341361258634e+00, 1.000338081199265e+00, 1.000333888865364e+00, + 1.000328799215526e+00, 1.000322829460192e+00, 1.000315998980821e+00, 1.000308329246033e+00, 1.000299843725172e+00, + 1.000290567799819e+00, 1.000280528673668e+00, 1.000269755281177e+00, 1.000258278195373e+00, 1.000246129535135e+00, + 1.000233342872247e+00, 1.000219953138478e+00, 1.000205996532915e+00, 1.000191510429709e+00, 1.000176533286394e+00, + 1.000161104552890e+00, 1.000145264581248e+00, 1.000129054536203e+00, 1.000112516306544e+00, 1.000095692417284e+00, + 1.000078625942615e+00, 1.000061360419570e+00, 1.000043939762341e+00, 1.000026408177143e+00, 1.000008810077537e+00, + 9.999911900000854e-01, 9.999735925202352e-01, 9.999560621682817e-01, 9.999386433453050e-01, 9.999213802389432e-01, + 9.999043167388835e-01, 9.998874963519558e-01, 9.998709621167259e-01, 9.998547565174905e-01, 9.998389213976104e-01, + 9.998234978721111e-01, 9.998085262395175e-01, 9.997940458929213e-01, 9.997800952302701e-01, 9.997667115639504e-01, + 9.997539310297094e-01, 9.997417884950316e-01, 9.997303174671138e-01, 9.997195500006013e-01, 9.997095166053042e-01, + 9.997002461541395e-01, 9.996917657915899e-01, 9.996841008429919e-01, 9.996772747250358e-01, 9.996713088578647e-01, + 9.996662225792015e-01, 9.996620330610038e-01, 9.996587552291110e-01, 9.996564016864400e-01, 9.996549826402822e-01, + 9.996545058342721e-01, 9.996549764856241e-01, 9.996563972282545e-01, 9.996587680623811e-01, 9.996620863112294e-01, + 9.996663465854424e-01, 9.996715407557830e-01, 9.996776579346981e-01, 9.996846844672899e-01, 9.996926039321870e-01, + 9.997013971527812e-01, 9.997110422192300e-01, 9.997215145215743e-01, 9.997327867942448e-01, 9.997448291721661e-01, + 9.997576092585791e-01, 9.997710922046226e-01, 9.997852408006243e-01, 9.998000155789548e-01, 9.998153749282088e-01, + 9.998312752183693e-01, 9.998476709365326e-01, 9.998645148326526e-01, 9.998817580746910e-01, 9.998993504124509e-01, + 9.999172403493095e-01, 9.999353753209654e-01, 9.999537018802583e-01, 9.999721658870582e-01, 9.999907127021609e-01, + 1.000009287384094e+00, 1.000027834887701e+00, 1.000046300263357e+00, 1.000064628855654e+00, 1.000082766500417e+00, + 1.000100659718908e+00, 1.000118255908115e+00, 1.000135503526065e+00, 1.000152352271146e+00, 1.000168753254487e+00, + 1.000184659164503e+00, 1.000200024422814e+00, 1.000214805330797e+00, 1.000228960206154e+00, 1.000242449508937e+00, + 1.000255235956604e+00, 1.000267284627737e+00, 1.000278563054191e+00, 1.000289041301503e+00, 1.000298692037512e+00, + 1.000307490589211e+00, 1.000315414987955e+00, 1.000322446003212e+00, 1.000328567165140e+00, 1.000333764776315e+00, + 1.000338027913030e+00, 1.000341348416601e+00, 1.000343720875191e+00, 1.000345142596688e+00, 1.000345613573201e+00, + 1.000345136437780e+00, 1.000343716413940e+00, 1.000341361258634e+00, 1.000338081199264e+00, 1.000333888865363e+00, + 1.000328799215525e+00, 1.000322829460191e+00, 1.000315998980820e+00, 1.000308329246031e+00, 1.000299843725170e+00, + 1.000290567799817e+00, 1.000280528673665e+00, 1.000269755281174e+00, 1.000258278195370e+00, 1.000246129535132e+00, + 1.000233342872243e+00, 1.000219953138474e+00, 1.000205996532911e+00, 1.000191510429705e+00, 1.000176533286390e+00, + 1.000161104552886e+00, 1.000145264581243e+00, 1.000129054536198e+00, 1.000112516306539e+00, 1.000095692417279e+00, + 1.000078625942610e+00, 1.000061360419565e+00, 1.000043939762336e+00, 1.000026408177138e+00, 1.000008810077532e+00, + 9.999911900000801e-01, 9.999735925202301e-01, 9.999560621682765e-01, 9.999386433453000e-01, 9.999213802389382e-01, + 9.999043167388785e-01, 9.998874963519510e-01, 9.998709621167211e-01, 9.998547565174859e-01, 9.998389213976059e-01, + 9.998234978721068e-01, 9.998085262395136e-01, 9.997940458929174e-01, 9.997800952302665e-01, 9.997667115639468e-01, + 9.997539310297062e-01, 9.997417884950285e-01, 9.997303174671109e-01, 9.997195500005988e-01, 9.997095166053018e-01, + 9.997002461541374e-01, 9.996917657915880e-01, 9.996841008429901e-01, 9.996772747250343e-01, 9.996713088578635e-01, + 9.996662225792006e-01, 9.996620330610030e-01, 9.996587552291103e-01, 9.996564016864398e-01, 9.996549826402821e-01, + 9.996545058342721e-01, 9.996549764856244e-01, 9.996563972282549e-01, 9.996587680623816e-01, 9.996620863112300e-01, + 9.996663465854433e-01, 9.996715407557840e-01, 9.996776579346992e-01, 9.996846844672912e-01, 9.996926039321883e-01, + 9.997013971527825e-01, 9.997110422192316e-01, 9.997215145215756e-01, 9.997327867942462e-01, 9.997448291721677e-01, + 9.997576092585806e-01, 9.997710922046239e-01, 9.997852408006256e-01, 9.998000155789563e-01, 9.998153749282102e-01, + 9.998312752183705e-01, 9.998476709365336e-01, 9.998645148326535e-01, 9.998817580746918e-01, 9.998993504124516e-01, + 9.999172403493102e-01, 9.999353753209660e-01, 9.999537018802587e-01, 9.999721658870584e-01, 9.999907127021610e-01, + 1.000009262768464e+00, 1.000027750736626e+00, 1.000046113687940e+00, 1.000064278821780e+00, 1.000082169071538e+00, + 1.000099702238537e+00, 1.000116790156982e+00, 1.000133337763978e+00, 1.000149242061725e+00, 1.000164390968527e+00, + 1.000178662057694e+00, 1.000191921184823e+00, 1.000204021005123e+00, 1.000214799383556e+00, 1.000224077701589e+00, + 1.000231659065357e+00, 1.000237326420850e+00, 1.000240840582544e+00, 1.000241938182520e+00, 1.000240329547572e+00, + 1.000235696512191e+00, 1.000227690175467e+00, 1.000215928609961e+00, 1.000199994530463e+00, 1.000179432930259e+00, + 1.000153748692032e+00, 1.000122404179984e+00, 1.000084816818973e+00, 1.000040356665695e+00, 9.999883439759534e-01, + 9.999280467710976e-01, 9.998586784056549e-01, 9.997793951371076e-01, 9.996892936976876e-01, 9.995874088670188e-01, + 9.994727110434261e-01, 9.993441038107910e-01, 9.992004214970033e-01, 9.990404267193601e-01, 9.988628079116455e-01, + 9.986661768272946e-01, 9.984490660128014e-01, 9.982099262455740e-01, 9.979471239307242e-01, 9.976589384518300e-01, + 9.973435594715599e-01, 9.969990841792483e-01, 9.966235144840385e-01, 9.962147541541155e-01, 9.957706059048574e-01, + 9.952887684414411e-01, 9.947668334645193e-01, 9.942022826511501e-01, 9.935924846270409e-01, 9.929346919504907e-01, + 9.922260381330554e-01, 9.914635347268980e-01, 9.906440685140006e-01, 9.897643988377397e-01, 9.888211551228012e-01, + 9.878108346347950e-01, 9.867298005362246e-01, 9.855742803004703e-01, 9.843403645500459e-01, 9.830240063894612e-01, + 9.816210213063771e-01, 9.801270877173017e-01, 9.785377482356147e-01, 9.768484117402024e-01, 9.750543563222487e-01, + 9.731507331856758e-01, 9.711325715733536e-01, 9.689947847863860e-01, 9.667321773575633e-01, 9.643394534324848e-01, + 9.618112264029069e-01, 9.591420298267040e-01, 9.563263296575538e-01, 9.533585377951747e-01, 9.502330269539270e-01, + 9.469441468339291e-01, 9.434862415648529e-01, 9.398536683783788e-01, 9.360408174512334e-01, 9.320421328469384e-01, + 9.278521344711611e-01, 9.234654409430395e-01, 9.188767932732427e-01, 9.140810792290244e-01, 9.090733582572249e-01, + 9.038488868282046e-01, 8.984031440571518e-01, 8.927318574541139e-01, 8.868310286504967e-01, 8.806969589476717e-01, + 8.743262745326578e-01, 8.677159512065934e-01, 8.608633384737868e-01, 8.537661828424618e-01, 8.464226501927783e-01, + 8.388313470732423e-01, 8.309913407930509e-01, 8.229021781851953e-01, 8.145639029231079e-01, 8.059770712821837e-01, + 7.971427662465509e-01, 7.880626098708469e-01, 7.787387738164395e-01, 7.691739879913762e-01, 7.593715472332762e-01, + 7.493353159843403e-01, 7.390697309175267e-01, 7.285798014827035e-01, 7.178711083511555e-01, 7.069497997461519e-01, + 6.958225856563154e-01, 6.844967299372567e-01, 6.729800403152869e-01, 6.612808563149986e-01, 6.494080351400781e-01, + 6.373709355438772e-01, 6.251793997330287e-01, 6.128437333537300e-01, 6.003746836162993e-01, 5.877834156192006e-01, + 5.750814869390165e-01, 5.622808205578382e-01, 5.493936762043069e-01, 5.364326201891255e-01, 5.234104938203454e-01, + 5.103403804881693e-01, 4.972355715134865e-01, 4.841095308589323e-01, 4.709758588060189e-01, 4.578482547068641e-01, + 4.447404789243264e-01, 4.316663140799624e-01, 4.186395257351866e-01, 4.056738226373441e-01, 3.927828166690819e-01, + 3.799799826463771e-01, 3.672786181177968e-01, 3.546918033248968e-01, 3.422323614910038e-01, 3.299128196128071e-01, + 3.177453699359932e-01, 3.057418323024091e-01, 2.939136175616680e-01, 2.822716922444745e-01, 2.708265446979701e-01, + 2.595881528848133e-01, 2.485659540472639e-01, 2.377688164349652e-01, 2.272050132902212e-01, 2.168821992771410e-01, + 2.068073895309444e-01, 1.969869414909128e-01, 1.874265396648929e-01, 1.781311834549869e-01, 1.691051781531976e-01, + 1.603521291925451e-01, 1.518749397137918e-01, 1.436758114807520e-01, 1.357562491485994e-01, 1.281170678600890e-01, + 1.207584041146470e-01, 1.136797298253828e-01, 1.068798694497608e-01, 1.003570200514591e-01, 9.410877412434678e-02, + 8.813214498499827e-02, 8.242359451816077e-02, 7.697906304046008e-02, 7.179400103167609e-02, 6.686340247035585e-02, + 6.218183950151154e-02, 5.774349815872721e-02, 5.354221486116098e-02, 4.957151340757950e-02, 4.582464219454362e-02, + 4.229461139394613e-02, 3.897422983601720e-02, 3.585614135733534e-02, 3.293286038897012e-02, 3.019680657726779e-02, + 2.764033824859545e-02, 2.525578454921406e-02, 2.303547611198478e-02, 2.097177412248857e-02, 1.905709767802756e-02, + 1.728394935359176e-02, 1.564493890895436e-02, 1.413280509038132e-02, 1.274043549881785e-02, 1.146088451369467e-02, + 1.028738927756386e-02, 9.213383761543762e-03, 8.232510944970423e-03, 7.338633154694566e-03, 6.525840620123105e-03, + 5.788458309403464e-03, 5.121051120120478e-03, 4.518427504569718e-03, 3.975641615147556e-03, 3.487994059724770e-03, + 3.051031360120983e-03, 2.660544209048234e-03, 2.312564622222088e-03, 2.003362082825875e-03, 1.729438775235064e-03, + 1.487524003938835e-03, 1.274567892006584e-03, 1.087734451306357e-03, 9.243941140548951e-04, 7.821158122256320e-04, + 6.586586879186365e-04, 5.519635140582476e-04, 4.601439007796695e-04, 3.814773586413279e-04, 3.143962853984603e-04, + 2.574789385355991e-04, 2.094404511189233e-04, 1.691239438292752e-04, 1.354917813061114e-04, 1.076170162029800e-04, + 8.467505965565773e-05, 6.593561222250244e-05, 5.075488479887568e-05, 3.856813455801580e-05, 2.888253665201353e-05, + 2.127040823889544e-05, 1.536279740228267e-05, 1.084344570939908e-05, 7.443129506680882e-06, 4.934381529209004e-06, + 3.126590786650604e-06, 1.861474073153740e-06, 1.008902130957542e-06, 4.630128105556161e-07, 1.379047824504878e-07, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_HRA_WINDOW_480_10ms[960] = { + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 9.423411645757145e-08, 6.198383813913816e-07, 1.826038044753334e-06, 4.227415544684874e-06, 8.568221371240009e-06, + 1.590138306691229e-05, 2.767384916372097e-05, 4.582461489197476e-05, 7.289566442148343e-05, 1.121553337189409e-04, + 1.677330226576781e-04, 2.447635817250988e-04, 3.495390594774230e-04, 4.896648355656373e-04, 6.742165007916612e-04, + 9.138932038423809e-04, 1.221162590096684e-03, 1.610391938745493e-03, 2.097959688543948e-03, 2.702341257534836e-03, + 3.444162934209273e-03, 4.346217670272292e-03, 5.433436858058855e-03, 6.732812643305091e-03, 8.273266014983896e-03, + 1.008545682987358e-02, 1.220153306437313e-02, 1.465481792555360e-02, 1.747943497487382e-02, 2.070987309036685e-02, + 2.438049487743156e-02, 2.852499398840518e-02, 3.317580867440409e-02, 3.836350071222914e-02, 4.411611056397528e-02, + 5.045850117560903e-02, 5.741170414223051e-02, 6.499228300404947e-02, 7.321172913556540e-02, 8.207590600577601e-02, + 9.158455748369454e-02, 1.017308953166495e-01, 1.125012799073065e-01, 1.238750070616895e-01, 1.358242114920720e-01, + 1.483138955678087e-01, 1.613020891609740e-01, 1.747401434927874e-01, 1.885731587242474e-01, 2.027405417335493e-01, + 2.171766871750067e-01, 2.318117716158385e-01, 2.465726473968904e-01, 2.613838199586506e-01, 2.761684898079396e-01, + 2.908496381590925e-01, 3.053511336415384e-01, 3.195988363856895e-01, 3.335216753280081e-01, 3.470526747443392e-01, + 3.601299968134419e-01, 3.726979341699064e-01, 3.847073300820699e-01, 3.961165192918680e-01, 4.068917464693262e-01, + 4.170075357150957e-01, 4.264469007050540e-01, 4.352013996719531e-01, 4.432710380854631e-01, 4.506640257151909e-01, + 4.573963985795680e-01, 4.634915197715306e-01, 4.689794761564862e-01, 4.738963903364035e-01, 4.782836689638748e-01, + 4.821872093925473e-01, 4.856565867140006e-01, 4.887442424370954e-01, 4.915046944332492e-01, 4.939937853618382e-01, + 4.962679837116828e-01, 4.983837480011794e-01, 5.003969607669508e-01, 5.023624349677376e-01, 5.043334915837460e-01, + 5.063616037481589e-01, 5.084960999306821e-01, 5.107839166820760e-01, 5.132693903594975e-01, 5.159940771247666e-01, + 5.189965912996581e-01, 5.223124537547313e-01, 5.259739442166247e-01, 5.300099539725758e-01, 5.344458381774531e-01, + 5.393032695777062e-01, 5.446000977350559e-01, 5.503502195833738e-01, 5.565634682679432e-01, 5.632455276465002e-01, + 5.703978795909497e-01, 5.780177903898996e-01, 5.860983412324646e-01, 5.946285060985402e-01, 6.035932785464501e-01, + 6.129738470263359e-01, 6.227478165890419e-01, 6.328894733093686e-01, 6.433700864704220e-01, 6.541582425999274e-01, + 6.652202048172945e-01, 6.765202906248624e-01, 6.880212612236103e-01, 6.996847156078869e-01, 7.114714830467992e-01, + 7.233420080447298e-01, 7.352567224482216e-01, 7.471763999968595e-01, 7.590624892758133e-01, 7.708774216994878e-01, + 7.825848918282421e-01, 7.941501079877761e-01, 8.055400118211323e-01, 8.167234660553659e-01, 8.276714104070468e-01, + 8.383569861788307e-01, 8.487556307051457e-01, 8.588451433758131e-01, 8.686057254837016e-01, 8.780199965830640e-01, + 8.870729903819699e-01, 8.957521333967015e-01, 9.040472096414102e-01, 9.119503144919421e-01, 9.194558005383104e-01, + 9.265602177306744e-01, 9.332622494524668e-01, 9.395626453655078e-01, 9.454641510291475e-01, 9.509714334776073e-01, + 9.560910012334918e-01, 9.608311167251793e-01, 9.652016988316350e-01, 9.692142133449947e-01, 9.728815495300325e-01, + 9.762178816434048e-01, 9.792385151909874e-01, 9.819597187561544e-01, 9.843985433157453e-01, 9.865726319613708e-01, + 9.885000237614154e-01, 9.901989560579394e-01, 9.916876697497727e-01, 9.929842220610799e-01, 9.941063109595989e-01, + 9.950711148231832e-01, 9.958951502269355e-01, 9.965941499123417e-01, 9.971829621771531e-01, 9.976754721515079e-01, + 9.980845447462318e-01, 9.984219884986877e-01, 9.986985391068631e-01, 9.989238611254968e-01, 9.991065660804971e-01, + 9.992542451163898e-01, 9.993735142030505e-01, 9.994700698738658e-01, 9.995487534360048e-01, 9.996136215806155e-01, + 9.996680213292980e-01, 9.997146672907700e-01, 9.997557192777461e-01, 9.997928584573587e-01, 9.998273603841155e-01, + 9.998601634925650e-01, 9.998919319028886e-01, 9.999231117133845e-01, 9.999539803782231e-01, 9.999846913144619e-01, + 1.000015271687402e+00, 1.000045768313827e+00, 1.000076123719886e+00, 1.000106243781657e+00, 1.000136035347070e+00, + 1.000165406619359e+00, 1.000194267530612e+00, 1.000222530102796e+00, 1.000250108793741e+00, 1.000276920825814e+00, + 1.000302886495191e+00, 1.000327929459891e+00, 1.000351977005012e+00, 1.000374960283849e+00, 1.000396814533868e+00, + 1.000417479266803e+00, 1.000436898432418e+00, 1.000455020555724e+00, 1.000471798847772e+00, 1.000487191290310e+00, + 1.000501160694917e+00, 1.000513674737357e+00, 1.000524705968167e+00, 1.000534231800605e+00, 1.000542234477265e+00, + 1.000548701016775e+00, 1.000553623142091e+00, 1.000556997191966e+00, 1.000558824017243e+00, 1.000559108863603e+00, + 1.000557861242456e+00, 1.000555094791586e+00, 1.000550827127188e+00, 1.000545079688822e+00, 1.000537877578802e+00, + 1.000529249397403e+00, 1.000519227075235e+00, 1.000507845704000e+00, 1.000495143366764e+00, 1.000481160968755e+00, + 1.000465942069620e+00, 1.000449532717920e+00, 1.000431981288574e+00, 1.000413338323831e+00, 1.000393656378250e+00, + 1.000372989868060e+00, 1.000351394925194e+00, 1.000328929256167e+00, 1.000305652005906e+00, 1.000281623626542e+00, + 1.000256905751110e+00, 1.000231561072014e+00, 1.000205653224064e+00, 1.000179246671831e+00, 1.000152406601017e+00, + 1.000125198813461e+00, 1.000097689625410e+00, 1.000069945768613e+00, 1.000042034293768e+00, 1.000014022475844e+00, + 9.999859777207831e-01, 9.999579674730398e-01, 9.999300591234549e-01, 9.999023199169207e-01, 9.998748168593201e-01, + 9.998476166232155e-01, 9.998207854517803e-01, 9.997943890604891e-01, 9.997684925361024e-01, 9.997431602325028e-01, + 9.997184556629950e-01, 9.996944413886967e-01, 9.996711789027117e-01, 9.996487285098250e-01, 9.996271492015102e-01, + 9.996064985261154e-01, 9.995868324541498e-01, 9.995682052386838e-01, 9.995506692709443e-01, 9.995342749312822e-01, + 9.995190704357798e-01, 9.995051016788571e-01, 9.994924120723486e-01, 9.994810423816121e-01, 9.994710305593550e-01, + 9.994624115779566e-01, 9.994552172611834e-01, 9.994494761163015e-01, 9.994452131676952e-01, 9.994424497931953e-01, + 9.994412035644367e-01, 9.994414880926250e-01, 9.994433128811957e-01, 9.994466831869019e-01, 9.994515998909221e-01, + 9.994580593816230e-01, 9.994660534506217e-01, 9.994755692038015e-01, 9.994865889889091e-01, 9.994990903413156e-01, + 9.995130459494618e-01, 9.995284236414108e-01, 9.995451863938154e-01, 9.995632923644638e-01, 9.995826949494031e-01, + 9.996033428654485e-01, 9.996251802586674e-01, 9.996481468392096e-01, 9.996721780425870e-01, 9.996972052172600e-01, + 9.997231558380996e-01, 9.997499537450264e-01, 9.997775194058337e-01, 9.998057702019313e-01, 9.998346207354666e-01, + 9.998639831560286e-01, 9.998937675048852e-01, 9.999238820744936e-01, 9.999542337808154e-01, 9.999847285458191e-01, + 1.000015271687393e+00, 1.000045768313818e+00, 1.000076123719878e+00, 1.000106243781648e+00, 1.000136035347061e+00, + 1.000165406619350e+00, 1.000194267530604e+00, 1.000222530102788e+00, 1.000250108793733e+00, 1.000276920825807e+00, + 1.000302886495184e+00, 1.000327929459883e+00, 1.000351977005006e+00, 1.000374960283843e+00, 1.000396814533862e+00, + 1.000417479266798e+00, 1.000436898432413e+00, 1.000455020555719e+00, 1.000471798847767e+00, 1.000487191290306e+00, + 1.000501160694914e+00, 1.000513674737354e+00, 1.000524705968165e+00, 1.000534231800603e+00, 1.000542234477263e+00, + 1.000548701016774e+00, 1.000553623142090e+00, 1.000556997191965e+00, 1.000558824017242e+00, 1.000559108863603e+00, + 1.000557861242456e+00, 1.000555094791587e+00, 1.000550827127188e+00, 1.000545079688823e+00, 1.000537877578803e+00, + 1.000529249397404e+00, 1.000519227075236e+00, 1.000507845704002e+00, 1.000495143366766e+00, 1.000481160968757e+00, + 1.000465942069622e+00, 1.000449532717922e+00, 1.000431981288576e+00, 1.000413338323833e+00, 1.000393656378252e+00, + 1.000372989868062e+00, 1.000351394925196e+00, 1.000328929256169e+00, 1.000305652005908e+00, 1.000281623626544e+00, + 1.000256905751112e+00, 1.000231561072016e+00, 1.000205653224065e+00, 1.000179246671832e+00, 1.000152406601018e+00, + 1.000125198813462e+00, 1.000097689625411e+00, 1.000069945768614e+00, 1.000042034293768e+00, 1.000014022475844e+00, + 9.999859777207829e-01, 9.999579674730393e-01, 9.999300591234543e-01, 9.999023199169199e-01, 9.998748168593190e-01, + 9.998476166232144e-01, 9.998207854517789e-01, 9.997943890604876e-01, 9.997684925361007e-01, 9.997431602325010e-01, + 9.997184556629931e-01, 9.996944413886946e-01, 9.996711789027095e-01, 9.996487285098227e-01, 9.996271492015080e-01, + 9.996064985261129e-01, 9.995868324541474e-01, 9.995682052386815e-01, 9.995506692709419e-01, 9.995342749312801e-01, + 9.995190704357777e-01, 9.995051016788550e-01, 9.994924120723468e-01, 9.994810423816103e-01, 9.994710305593536e-01, + 9.994624115779553e-01, 9.994552172611824e-01, 9.994494761163009e-01, 9.994452131676944e-01, 9.994424497931950e-01, + 9.994412035644368e-01, 9.994414880926255e-01, 9.994433128811966e-01, 9.994466831869030e-01, 9.994515998909239e-01, + 9.994580593816250e-01, 9.994660534506239e-01, 9.994755692038041e-01, 9.994865889889122e-01, 9.994990903413189e-01, + 9.995130459494656e-01, 9.995284236414153e-01, 9.995451863938203e-01, 9.995632923644688e-01, 9.995826949494085e-01, + 9.996033428654543e-01, 9.996251802586735e-01, 9.996481468392161e-01, 9.996721780425940e-01, 9.996972052172670e-01, + 9.997231558381070e-01, 9.997499537450341e-01, 9.997775194058416e-01, 9.998057702019393e-01, 9.998346207354748e-01, + 9.998639831560371e-01, 9.998937675048939e-01, 9.999238820745020e-01, 9.999542337808240e-01, 9.999847285458278e-01, + 1.000015271687402e+00, 1.000045768313827e+00, 1.000076123719886e+00, 1.000106243781657e+00, 1.000136035347070e+00, + 1.000165406619359e+00, 1.000194267530612e+00, 1.000222530102796e+00, 1.000250108793741e+00, 1.000276920825814e+00, + 1.000302886495191e+00, 1.000327929459890e+00, 1.000351977005012e+00, 1.000374960283849e+00, 1.000396814533868e+00, + 1.000417479266803e+00, 1.000436898432418e+00, 1.000455020555724e+00, 1.000471798847772e+00, 1.000487191290310e+00, + 1.000501160694917e+00, 1.000513674737357e+00, 1.000524705968167e+00, 1.000534231800605e+00, 1.000542234477265e+00, + 1.000548701016775e+00, 1.000553623142091e+00, 1.000556997191966e+00, 1.000558824017243e+00, 1.000559108863603e+00, + 1.000557861242456e+00, 1.000555094791586e+00, 1.000550827127188e+00, 1.000545079688822e+00, 1.000537877578802e+00, + 1.000529249397403e+00, 1.000519227075234e+00, 1.000507845704000e+00, 1.000495143366764e+00, 1.000481160968755e+00, + 1.000465942069620e+00, 1.000449532717920e+00, 1.000431981288574e+00, 1.000413338323831e+00, 1.000393656378250e+00, + 1.000372989868060e+00, 1.000351394925194e+00, 1.000328929256167e+00, 1.000305652005906e+00, 1.000281623626542e+00, + 1.000256905751111e+00, 1.000231561072014e+00, 1.000205653224064e+00, 1.000179246671831e+00, 1.000152406601017e+00, + 1.000125198813461e+00, 1.000097689625410e+00, 1.000069945768614e+00, 1.000042034293768e+00, 1.000014022475844e+00, + 9.999859777207832e-01, 9.999579674730399e-01, 9.999300591234550e-01, 9.999023199169208e-01, 9.998748168593202e-01, + 9.998476166232156e-01, 9.998207854517805e-01, 9.997943890604892e-01, 9.997684925361026e-01, 9.997431602325029e-01, + 9.997184556629951e-01, 9.996944413886968e-01, 9.996711789027117e-01, 9.996487285098250e-01, 9.996271492015103e-01, + 9.996064985261155e-01, 9.995868324541498e-01, 9.995682052386839e-01, 9.995506692709443e-01, 9.995342749312823e-01, + 9.995190704357798e-01, 9.995051016788571e-01, 9.994924120723486e-01, 9.994810423816120e-01, 9.994710305593552e-01, + 9.994624115779566e-01, 9.994552172611834e-01, 9.994494761163015e-01, 9.994452131676951e-01, 9.994424497931953e-01, + 9.994412035644367e-01, 9.994414880926250e-01, 9.994433128811958e-01, 9.994466831869019e-01, 9.994515998909221e-01, + 9.994580593816230e-01, 9.994660534506217e-01, 9.994755692038015e-01, 9.994865889889089e-01, 9.994990903413155e-01, + 9.995130459494618e-01, 9.995284236414110e-01, 9.995451863938154e-01, 9.995632923644640e-01, 9.995826949494031e-01, + 9.996033428654485e-01, 9.996251802586674e-01, 9.996481468392096e-01, 9.996721780425870e-01, 9.996972052172600e-01, + 9.997231558380997e-01, 9.997499537450264e-01, 9.997775194058337e-01, 9.998057702019313e-01, 9.998346207354665e-01, + 9.998639831560286e-01, 9.998937675048852e-01, 9.999238820744936e-01, 9.999542337808154e-01, 9.999847285458191e-01, + 1.000015234454879e+00, 1.000045514887559e+00, 1.000075353237462e+00, 1.000104407768116e+00, 1.000132214556229e+00, + 1.000158143563050e+00, 1.000181349852841e+00, 1.000200717764093e+00, 1.000214798354899e+00, 1.000221740822748e+00, + 1.000219218852980e+00, 1.000204353032496e+00, 1.000173630567007e+00, 1.000122823551604e+00, 1.000046906963284e+00, + 9.999399773758973e-01, 9.997951731574873e-01, 9.996045966188434e-01, 9.993592382687311e-01, 9.990489030278769e-01, + 9.986621379953039e-01, 9.981861611823875e-01, 9.976067905662288e-01, 9.969083728962124e-01, 9.960737119427251e-01, + 9.950839963248127e-01, 9.939187277034516e-01, 9.925556509742455e-01, 9.909706891139552e-01, 9.891378864826104e-01, + 9.870293655848442e-01, 9.846153034530920e-01, 9.818639348132027e-01, 9.787415898998961e-01, 9.752127750773143e-01, + 9.712403041791187e-01, 9.667854876397981e-01, 9.618083850218845e-01, 9.562681244917907e-01, 9.501232902622440e-01, + 9.433323761603356e-01, 9.358543004959359e-01, 9.276489745130293e-01, 9.186779141170132e-01, 9.089048824643602e-01, + 8.982965495078461e-01, 8.868231537804969e-01, 8.744591515805539e-01, 8.611838392360764e-01, 8.469819351830896e-01, + 8.318441100567543e-01, 8.157674547284579e-01, 7.987558780821055e-01, 7.808204281831013e-01, 7.619795322485697e-01, + 7.422591523986999e-01, 7.216928555056540e-01, 7.003217965330363e-01, 6.781946155731466e-01, 6.553672493579565e-01, + 6.319026583753357e-01, 6.078704709095413e-01, 5.833465453994711e-01, 5.584124525334641e-01, 5.331548785464441e-01, + 5.076649513306994e-01, 4.820374912962984e-01, 4.563701895024020e-01, 4.307627165039317e-01, 4.053157666856800e-01, + 3.801300446346412e-01, 3.553052023472212e-01, 3.309387387548210e-01, 3.071248760994941e-01, 2.839534309593199e-01, + 2.615087010038701e-01, 2.398683915856861e-01, 2.191026087292818e-01, 1.992729466284019e-01, 1.804316980820018e-01, + 1.626212151220100e-01, 1.458734442426148e-01, 1.302096560997370e-01, 1.156403834405376e-01, 1.021655736434582e-01, + 8.977495404596501e-02, 7.844859976518601e-02, 6.815768558157265e-02, 5.886539624579484e-02, 5.052796378898961e-02, + 4.309579643342800e-02, 3.651466171052548e-02, 3.072688641085486e-02, 2.567253786455677e-02, 2.129055449466347e-02, + 1.751979822585132e-02, 1.430000675209340e-02, 1.157262945800897e-02, 9.281536579910191e-03, 7.373596677207363e-03, + 5.799122432483531e-03, 4.512189056010577e-03, 3.470833055336534e-03, 2.637141819806632e-03, 1.977246386436426e-03, + 1.461230953040205e-03, 1.062973263413438e-03, 7.599299954798238e-04, 5.328808285940163e-04, 3.656440417062249e-04, + 2.447753867250028e-04, 1.592606718286519e-04, 1.002110509628055e-04, 6.056851356108083e-05, 3.482755929907460e-05, + 1.877757338165862e-05, 9.269020516017977e-06, 4.005234147116555e-06, 1.359891615054068e-06, 2.067694412143206e-07, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + +const LC3_FLOAT MDCT_HRA_WINDOW_960_10ms[1920] = { + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 6.663107991278473e-08, 2.237239208214098e-07, 4.875418283123564e-07, 8.996727135884617e-07, 1.511418282137696e-06, + 2.385908181307981e-06, 3.600021534325060e-06, 5.246458929559746e-06, 7.435999429480928e-06, 1.029995277226023e-05, + 1.399281202683861e-05, 1.869510977726803e-05, 2.461647918005920e-05, 3.199891951615131e-05, 4.112026404149671e-05, + 5.229784600131515e-05, 6.589235661010597e-05, 8.231188661821365e-05, 1.020161407958678e-04, 1.255208122795613e-04, + 1.534021012578998e-04, 1.863013599410517e-04, 2.249298431778123e-04, 2.700735414768832e-04, 3.225980705756125e-04, + 3.834535891028970e-04, 4.536797133272969e-04, 5.344103954917697e-04, 6.268787298389575e-04, 7.324216481524320e-04, + 8.524844645071808e-04, 9.886252269645022e-04, 1.142518832190136e-03, 1.315960857447457e-03, 1.510871063146860e-03, + 1.729296518144556e-03, 1.973414299303950e-03, 2.245533716484770e-03, 2.548098014131402e-03, 2.883685501012940e-03, + 3.255010060441685e-03, 3.664920994479873e-03, 4.116402157249738e-03, 4.612570334499312e-03, 5.156672829053223e-03, + 5.752084214696966e-03, 6.402302224405338e-03, 7.110942742626702e-03, 7.881733875566514e-03, 8.718509078064964e-03, + 9.625199320718177e-03, 1.060582428632988e-02, 1.166448259057781e-02, 1.280534102790626e-02, 1.403262285008227e-02, + 1.535059509154052e-02, 1.676355496255211e-02, 1.827581533833950e-02, 1.989168937947954e-02, 2.161547432623578e-02, + 2.345143451678970e-02, 2.540378368664082e-02, 2.747666661366220e-02, 2.967414018037076e-02, 3.200015393184128e-02, + 3.445853021429810e-02, 3.705294398569962e-02, 3.978690239552551e-02, 4.266372423642605e-02, 4.568651937534197e-02, + 4.885816827608890e-02, 5.218130172917755e-02, 5.565828090775238e-02, 5.929117787093344e-02, 6.308175663749782e-02, + 6.703145495369379e-02, 7.114136687902073e-02, 7.541222631299167e-02, 7.984439158421140e-02, 8.443783122053150e-02, + 8.919211101557852e-02, 9.410638250258946e-02, 9.917937294123873e-02, 1.044093769170137e-01, 1.097942496457128e-01, + 1.153314020678296e-01, 1.210177978089837e-01, 1.268499520732061e-01, 1.328239325258333e-01, 1.389353622120686e-01, + 1.451794245459895e-01, 1.515508703929904e-01, 1.580440272564225e-01, 1.646528105666080e-01, 1.713707370575420e-01, + 1.781909402035578e-01, 1.851061876750831e-01, 1.921089007594860e-01, 1.991911756799545e-01, 2.063448067325118e-01, + 2.135613111487021e-01, 2.208319555793100e-01, 2.281477840827779e-01, 2.354996474908733e-01, 2.428782340136974e-01, + 2.502741009364257e-01, 2.576777072513037e-01, 2.650794470604564e-01, 2.724696835780986e-01, 2.798387835547953e-01, + 2.871771519416024e-01, 2.944752666082350e-01, 3.017237129269402e-01, 3.089132180325088e-01, 3.160346845688595e-01, + 3.230792237339257e-01, 3.300381874371329e-01, 3.369031993875939e-01, 3.436661849362722e-01, 3.503193995017128e-01, + 3.568555192112148e-01, 3.632675601002685e-01, 3.695489358061075e-01, 3.756935099828519e-01, 3.816956001322418e-01, + 3.875499962002574e-01, 3.932519766094684e-01, 3.987973219750102e-01, 4.041823264714043e-01, 4.094038068104935e-01, + 4.144591088030795e-01, 4.193461114921915e-01, 4.240632288619702e-01, 4.286094091423471e-01, 4.329841317457969e-01, + 4.371874018882834e-01, 4.412197429619175e-01, 4.450821867417134e-01, 4.487762615229755e-01, 4.523039782991779e-01, + 4.556678151025579e-01, 4.588706996409412e-01, 4.619159903744011e-01, 4.648074561841559e-01, 4.675492547935124e-01, + 4.701459101065887e-01, 4.726022886349306e-01, 4.749235751849055e-01, 4.771152479798792e-01, 4.791830533906173e-01, + 4.811329804451050e-01, 4.829712352850382e-01, 4.847042157306455e-01, 4.863384861083030e-01, 4.878807524866530e-01, + 4.893378384567565e-01, 4.907166615802867e-01, 4.920242106170628e-01, 4.932675236294833e-01, 4.944536670468351e-01, + 4.955897157572258e-01, 4.966827342792363e-01, 4.977397590495528e-01, 4.987677818470457e-01, 4.997737343582849e-01, + 5.007644738745453e-01, 5.017467700962179e-01, 5.027272930074345e-01, 5.037126017718407e-01, 5.047091345900308e-01, + 5.057231994503223e-01, 5.067609656974670e-01, 5.078284563386384e-01, 5.089315410026908e-01, 5.100759294672467e-01, + 5.112671656686335e-01, 5.125106221119896e-01, 5.138114946028988e-01, 5.151747972275419e-01, 5.166053575154047e-01, + 5.181078117268841e-01, 5.196866002174090e-01, 5.213459628397580e-01, 5.230899343568223e-01, 5.249223398478975e-01, + 5.268467901024086e-01, 5.288666770055838e-01, 5.309851689306879e-01, 5.332052061618728e-01, 5.355294963802417e-01, + 5.379605102532377e-01, 5.405004771737987e-01, 5.431513812007881e-01, 5.459149572559273e-01, 5.487926876348163e-01, + 5.517857988905945e-01, 5.548952591484511e-01, 5.581217759075547e-01, 5.614657943841375e-01, 5.649274964455743e-01, + 5.685068001804389e-01, 5.722033601438381e-01, 5.760165683110121e-01, 5.799455557653441e-01, 5.839891951397580e-01, + 5.881461038230944e-01, 5.924146479356704e-01, 5.967929470708762e-01, 6.012788797925822e-01, 6.058700898713546e-01, + 6.105639932361040e-01, 6.153577856119751e-01, 6.202484508099709e-01, 6.252327696291247e-01, 6.303073293279928e-01, + 6.354685336188206e-01, 6.407126131349797e-01, 6.460356363201389e-01, 6.514335206861067e-01, 6.569020443853303e-01, + 6.624368580436263e-01, 6.680334967987880e-01, 6.736873924912369e-01, 6.793938859538112e-01, 6.851482393490396e-01, + 6.909456485038137e-01, 6.967812551932001e-01, 7.026501593271524e-01, 7.085474309960862e-01, 7.144681223336159e-01, + 7.204072791571976e-01, 7.263599523499238e-01, 7.323212089493037e-01, 7.382861429114533e-01, 7.442498855217515e-01, + 7.502076154256456e-01, 7.561545682559222e-01, 7.620860458353852e-01, 7.679974249364871e-01, 7.738841655820752e-01, + 7.797418188739772e-01, 7.855660343387494e-01, 7.913525667824293e-01, 7.970972826487233e-01, 8.027961658775241e-01, + 8.084453232632074e-01, 8.140409893145931e-01, 8.195795306209357e-01, 8.250574497306905e-01, 8.304713885521608e-01, + 8.358181312874381e-01, 8.410946069132281e-01, 8.462978912242891e-01, 8.514252084571686e-01, 8.564739325137894e-01, + 8.614415878060635e-01, 8.663258497442113e-01, 8.711245448926651e-01, 8.758356508184248e-01, 8.804572956574126e-01, + 8.849877574247438e-01, 8.894254630948657e-01, 8.937689874771898e-01, 8.980170519121489e-01, 9.021685228115252e-01, + 9.062224100654551e-01, 9.101778653366538e-01, 9.140341802602550e-01, 9.177907845650995e-01, 9.214472441295430e-01, + 9.250032589817625e-01, 9.284586612513364e-01, 9.318134130755062e-01, 9.350676044601444e-01, 9.382214510920930e-01, + 9.412752920963378e-01, 9.442295877284584e-01, 9.470849169901138e-01, 9.498419751530142e-01, 9.525015711749794e-01, + 9.550646249903935e-01, 9.575321646566392e-01, 9.599053233380030e-01, 9.621853361091064e-01, 9.643735365611265e-01, + 9.664713531959190e-01, 9.684803055955929e-01, 9.704020003580881e-01, 9.722381267927611e-01, 9.739904523738324e-01, + 9.756608179536774e-01, 9.772511327422573e-01, 9.787633690633392e-01, 9.801995569024828e-01, 9.815617782659093e-01, + 9.828521613732500e-01, 9.840728747106564e-01, 9.852261209738314e-01, 9.863141309330354e-01, 9.873391572540936e-01, + 9.883034683107520e-01, 9.892093420244598e-01, 9.900590597677280e-01, 9.908549003667192e-01, 9.915991342376211e-01, + 9.922940176897662e-01, 9.929417874263897e-01, 9.935446552714569e-01, 9.941048031482164e-01, 9.946243783321176e-01, + 9.951054889975415e-01, 9.955502000745265e-01, 9.959605294283782e-01, 9.963384443718103e-01, 9.966858585161255e-01, + 9.970046289649677e-01, 9.972965538513794e-01, 9.975633702163375e-01, 9.978067522246161e-01, 9.980283097117545e-01, + 9.982295870540839e-01, 9.984120623522111e-01, 9.985771469170162e-01, 9.987261850461071e-01, 9.988604540777616e-01, + 9.989811647086401e-01, 9.990894615609515e-01, 9.991864239842999e-01, 9.992730670770456e-01, 9.993503429117423e-01, + 9.994191419489804e-01, 9.994802946237851e-01, 9.995345730885834e-01, 9.995826930966561e-01, 9.996253160099111e-01, + 9.996630509147824e-01, 9.996964568300586e-01, 9.997260449905023e-01, 9.997522811902100e-01, 9.997755881698448e-01, + 9.997963480321130e-01, 9.998149046701891e-01, 9.998315661942099e-01, 9.998466073415005e-01, 9.998602718567984e-01, + 9.998727748295070e-01, 9.998843049758280e-01, 9.998950268545727e-01, 9.999050830064863e-01, 9.999145960080379e-01, + 9.999236704318017e-01, 9.999323947068164e-01, 9.999408428735685e-01, 9.999490762295546e-01, 9.999571448627051e-01, + 9.999650890712967e-01, 9.999729406705412e-01, 9.999807241886484e-01, 9.999884579652744e-01, 9.999961552850937e-01, + 1.000003818641721e+00, 1.000011453001950e+00, 1.000019078522643e+00, 1.000026689281996e+00, 1.000034279373492e+00, + 1.000041842912049e+00, 1.000049374040126e+00, 1.000056866933785e+00, 1.000064315808680e+00, 1.000071714925990e+00, + 1.000079058598250e+00, 1.000086341195099e+00, 1.000093557148926e+00, 1.000100700960395e+00, 1.000107767203853e+00, + 1.000114750532603e+00, 1.000121645684037e+00, 1.000128447484626e+00, 1.000135150854742e+00, 1.000141750813332e+00, + 1.000148242482408e+00, 1.000154621091371e+00, 1.000160881981147e+00, 1.000167020608141e+00, 1.000173032547996e+00, + 1.000178913499161e+00, 1.000184659286256e+00, 1.000190265863238e+00, 1.000195729316362e+00, 1.000201045866939e+00, + 1.000206211873884e+00, 1.000211223836059e+00, 1.000216078394407e+00, 1.000220772333881e+00, 1.000225302585160e+00, + 1.000229666226172e+00, 1.000233860483401e+00, 1.000237882733002e+00, 1.000241730501714e+00, 1.000245401467578e+00, + 1.000248893460465e+00, 1.000252204462412e+00, 1.000255332607784e+00, 1.000258276183243e+00, 1.000261033627556e+00, + 1.000263603531226e+00, 1.000265984635963e+00, 1.000268175833992e+00, 1.000270176167217e+00, 1.000271984826231e+00, + 1.000273601149186e+00, 1.000275024620537e+00, 1.000276254869646e+00, 1.000277291669272e+00, 1.000278134933949e+00, + 1.000278784718248e+00, 1.000279241214938e+00, 1.000279504753058e+00, 1.000279575795894e+00, 1.000279454938873e+00, + 1.000279142907386e+00, 1.000278640554535e+00, 1.000277948858822e+00, 1.000277068921773e+00, 1.000276001965517e+00, + 1.000274749330316e+00, 1.000273312472054e+00, 1.000271692959694e+00, 1.000269892472703e+00, 1.000267912798451e+00, + 1.000265755829598e+00, 1.000263423561457e+00, 1.000260918089352e+00, 1.000258241605975e+00, 1.000255396398729e+00, + 1.000252384847089e+00, 1.000249209419954e+00, 1.000245872673023e+00, 1.000242377246174e+00, 1.000238725860863e+00, + 1.000234921317548e+00, 1.000230966493118e+00, 1.000226864338370e+00, 1.000222617875491e+00, 1.000218230195586e+00, + 1.000213704456221e+00, 1.000209043879012e+00, 1.000204251747240e+00, 1.000199331403501e+00, 1.000194286247397e+00, + 1.000189119733258e+00, 1.000183835367906e+00, 1.000178436708454e+00, 1.000172927360150e+00, 1.000167310974248e+00, + 1.000161591245930e+00, 1.000155771912258e+00, 1.000149856750174e+00, 1.000143849574523e+00, 1.000137754236130e+00, + 1.000131574619904e+00, 1.000125314642979e+00, 1.000118978252895e+00, 1.000112569425805e+00, 1.000106092164726e+00, + 1.000099550497809e+00, 1.000092948476653e+00, 1.000086290174636e+00, 1.000079579685283e+00, 1.000072821120651e+00, + 1.000066018609750e+00, 1.000059176296973e+00, 1.000052298340563e+00, 1.000045388911081e+00, 1.000038452189909e+00, + 1.000031492367753e+00, 1.000024513643172e+00, 1.000017520221111e+00, 1.000010516311443e+00, 1.000003506127529e+00, + 9.999964938847642e-01, 9.999894837991481e-01, 9.999824800858419e-01, 9.999754869577321e-01, 9.999685086239848e-01, + 9.999615492886049e-01, 9.999546131489783e-01, 9.999477043944101e-01, 9.999408272046536e-01, 9.999339857484195e-01, + 9.999271841818784e-01, 9.999204266471391e-01, 9.999137172707154e-01, 9.999070601619628e-01, 9.999004594115060e-01, + 9.998939190896278e-01, 9.998874432446441e-01, 9.998810359012452e-01, 9.998747010588128e-01, 9.998684426896991e-01, + 9.998622647374855e-01, 9.998561711152009e-01, 9.998501657035072e-01, 9.998442523488513e-01, 9.998384348615825e-01, + 9.998327170140316e-01, 9.998271025385516e-01, 9.998215951255243e-01, 9.998161984213253e-01, 9.998109160262525e-01, + 9.998057514924167e-01, 9.998007083215891e-01, 9.997957899630165e-01, 9.997909998111978e-01, 9.997863412036158e-01, + 9.997818174184411e-01, 9.997774316721972e-01, 9.997731871173844e-01, 9.997690868400847e-01, 9.997651338575159e-01, + 9.997613311155714e-01, 9.997576814863203e-01, 9.997541877654884e-01, 9.997508526699078e-01, 9.997476788349500e-01, + 9.997446688119369e-01, 9.997418250655351e-01, 9.997391499711387e-01, 9.997366458122413e-01, 9.997343147777986e-01, + 9.997321589595916e-01, 9.997301803495896e-01, 9.997283808373202e-01, 9.997267622072430e-01, 9.997253261361446e-01, + 9.997240741905490e-01, 9.997230078241506e-01, 9.997221283752786e-01, 9.997214370643954e-01, 9.997209349916318e-01, + 9.997206231343719e-01, 9.997205023448855e-01, 9.997205733480192e-01, 9.997208367389500e-01, 9.997212929810099e-01, + 9.997219424035818e-01, 9.997227852000825e-01, 9.997238214260301e-01, 9.997250509972079e-01, 9.997264736879267e-01, + 9.997280891294001e-01, 9.997298968082279e-01, 9.997318960650045e-01, 9.997340860930513e-01, 9.997364659372833e-01, + 9.997390344932165e-01, 9.997417905061193e-01, 9.997447325703145e-01, 9.997478591286405e-01, 9.997511684720751e-01, + 9.997546587395272e-01, 9.997583279177997e-01, 9.997621738417346e-01, 9.997661941945379e-01, 9.997703865082921e-01, + 9.997747481646607e-01, 9.997792763957842e-01, 9.997839682853786e-01, 9.997888207700281e-01, 9.997938306406862e-01, + 9.997989945443773e-01, 9.998043089861064e-01, 9.998097703309746e-01, 9.998153748065003e-01, 9.998211185051531e-01, + 9.998269973870870e-01, 9.998330072830846e-01, 9.998391438977015e-01, 9.998454028126147e-01, 9.998517794901678e-01, + 9.998582692771129e-01, 9.998648674085433e-01, 9.998715690120116e-01, 9.998783691118356e-01, 9.998852626335712e-01, + 9.998922444086656e-01, 9.998993091792668e-01, 9.999064516031954e-01, 9.999136662590592e-01, 9.999209476515181e-01, + 9.999282902166716e-01, 9.999356883275767e-01, 9.999431362998797e-01, 9.999506283975492e-01, 9.999581588387069e-01, + 9.999657218015428e-01, 9.999733114303027e-01, 9.999809218413399e-01, 9.999885471292198e-01, 9.999961813728609e-01, + 1.000003818641712e+00, 1.000011453001941e+00, 1.000019078522634e+00, 1.000026689281987e+00, 1.000034279373484e+00, + 1.000041842912040e+00, 1.000049374040118e+00, 1.000056866933776e+00, 1.000064315808672e+00, 1.000071714925982e+00, + 1.000079058598242e+00, 1.000086341195091e+00, 1.000093557148918e+00, 1.000100700960387e+00, 1.000107767203845e+00, + 1.000114750532595e+00, 1.000121645684029e+00, 1.000128447484618e+00, 1.000135150854734e+00, 1.000141750813325e+00, + 1.000148242482401e+00, 1.000154621091364e+00, 1.000160881981140e+00, 1.000167020608134e+00, 1.000173032547989e+00, + 1.000178913499155e+00, 1.000184659286250e+00, 1.000190265863232e+00, 1.000195729316356e+00, 1.000201045866933e+00, + 1.000206211873878e+00, 1.000211223836054e+00, 1.000216078394402e+00, 1.000220772333876e+00, 1.000225302585155e+00, + 1.000229666226167e+00, 1.000233860483396e+00, 1.000237882732998e+00, 1.000241730501710e+00, 1.000245401467574e+00, + 1.000248893460461e+00, 1.000252204462409e+00, 1.000255332607781e+00, 1.000258276183240e+00, 1.000261033627553e+00, + 1.000263603531224e+00, 1.000265984635960e+00, 1.000268175833990e+00, 1.000270176167215e+00, 1.000271984826229e+00, + 1.000273601149185e+00, 1.000275024620536e+00, 1.000276254869644e+00, 1.000277291669271e+00, 1.000278134933948e+00, + 1.000278784718247e+00, 1.000279241214938e+00, 1.000279504753058e+00, 1.000279575795894e+00, 1.000279454938873e+00, + 1.000279142907386e+00, 1.000278640554536e+00, 1.000277948858822e+00, 1.000277068921773e+00, 1.000276001965517e+00, + 1.000274749330316e+00, 1.000273312472055e+00, 1.000271692959695e+00, 1.000269892472704e+00, 1.000267912798453e+00, + 1.000265755829599e+00, 1.000263423561458e+00, 1.000260918089354e+00, 1.000258241605976e+00, 1.000255396398731e+00, + 1.000252384847091e+00, 1.000249209419956e+00, 1.000245872673025e+00, 1.000242377246176e+00, 1.000238725860866e+00, + 1.000234921317550e+00, 1.000230966493120e+00, 1.000226864338372e+00, 1.000222617875493e+00, 1.000218230195589e+00, + 1.000213704456224e+00, 1.000209043879015e+00, 1.000204251747242e+00, 1.000199331403503e+00, 1.000194286247399e+00, + 1.000189119733260e+00, 1.000183835367908e+00, 1.000178436708457e+00, 1.000172927360152e+00, 1.000167310974250e+00, + 1.000161591245932e+00, 1.000155771912260e+00, 1.000149856750176e+00, 1.000143849574525e+00, 1.000137754236132e+00, + 1.000131574619906e+00, 1.000125314642981e+00, 1.000118978252897e+00, 1.000112569425807e+00, 1.000106092164727e+00, + 1.000099550497811e+00, 1.000092948476655e+00, 1.000086290174638e+00, 1.000079579685284e+00, 1.000072821120652e+00, + 1.000066018609751e+00, 1.000059176296974e+00, 1.000052298340564e+00, 1.000045388911082e+00, 1.000038452189910e+00, + 1.000031492367754e+00, 1.000024513643172e+00, 1.000017520221111e+00, 1.000010516311444e+00, 1.000003506127529e+00, + 9.999964938847641e-01, 9.999894837991480e-01, 9.999824800858417e-01, 9.999754869577318e-01, 9.999685086239841e-01, + 9.999615492886044e-01, 9.999546131489776e-01, 9.999477043944092e-01, 9.999408272046527e-01, 9.999339857484185e-01, + 9.999271841818773e-01, 9.999204266471379e-01, 9.999137172707140e-01, 9.999070601619615e-01, 9.999004594115044e-01, + 9.998939190896263e-01, 9.998874432446425e-01, 9.998810359012436e-01, 9.998747010588109e-01, 9.998684426896972e-01, + 9.998622647374836e-01, 9.998561711151988e-01, 9.998501657035050e-01, 9.998442523488493e-01, 9.998384348615804e-01, + 9.998327170140294e-01, 9.998271025385493e-01, 9.998215951255222e-01, 9.998161984213230e-01, 9.998109160262503e-01, + 9.998057514924145e-01, 9.998007083215869e-01, 9.997957899630143e-01, 9.997909998111957e-01, 9.997863412036135e-01, + 9.997818174184390e-01, 9.997774316721950e-01, 9.997731871173822e-01, 9.997690868400825e-01, 9.997651338575136e-01, + 9.997613311155693e-01, 9.997576814863183e-01, 9.997541877654863e-01, 9.997508526699059e-01, 9.997476788349481e-01, + 9.997446688119350e-01, 9.997418250655334e-01, 9.997391499711371e-01, 9.997366458122399e-01, 9.997343147777973e-01, + 9.997321589595902e-01, 9.997301803495884e-01, 9.997283808373191e-01, 9.997267622072419e-01, 9.997253261361438e-01, + 9.997240741905483e-01, 9.997230078241500e-01, 9.997221283752783e-01, 9.997214370643952e-01, 9.997209349916318e-01, + 9.997206231343722e-01, 9.997205023448859e-01, 9.997205733480196e-01, 9.997208367389504e-01, 9.997212929810105e-01, + 9.997219424035826e-01, 9.997227852000836e-01, 9.997238214260314e-01, 9.997250509972092e-01, 9.997264736879284e-01, + 9.997280891294021e-01, 9.997298968082300e-01, 9.997318960650067e-01, 9.997340860930538e-01, 9.997364659372859e-01, + 9.997390344932195e-01, 9.997417905061224e-01, 9.997447325703176e-01, 9.997478591286439e-01, 9.997511684720787e-01, + 9.997546587395311e-01, 9.997583279178037e-01, 9.997621738417388e-01, 9.997661941945423e-01, 9.997703865082966e-01, + 9.997747481646656e-01, 9.997792763957892e-01, 9.997839682853837e-01, 9.997888207700335e-01, 9.997938306406916e-01, + 9.997989945443829e-01, 9.998043089861125e-01, 9.998097703309806e-01, 9.998153748065066e-01, 9.998211185051595e-01, + 9.998269973870937e-01, 9.998330072830913e-01, 9.998391438977084e-01, 9.998454028126217e-01, 9.998517794901752e-01, + 9.998582692771203e-01, 9.998648674085506e-01, 9.998715690120191e-01, 9.998783691118432e-01, 9.998852626335790e-01, + 9.998922444086736e-01, 9.998993091792749e-01, 9.999064516032034e-01, 9.999136662590675e-01, 9.999209476515264e-01, + 9.999282902166798e-01, 9.999356883275852e-01, 9.999431362998885e-01, 9.999506283975580e-01, 9.999581588387155e-01, + 9.999657218015514e-01, 9.999733114303114e-01, 9.999809218413486e-01, 9.999885471292286e-01, 9.999961813728698e-01, + 1.000003818641721e+00, 1.000011453001950e+00, 1.000019078522643e+00, 1.000026689281996e+00, 1.000034279373492e+00, + 1.000041842912049e+00, 1.000049374040126e+00, 1.000056866933785e+00, 1.000064315808680e+00, 1.000071714925990e+00, + 1.000079058598250e+00, 1.000086341195099e+00, 1.000093557148926e+00, 1.000100700960395e+00, 1.000107767203853e+00, + 1.000114750532602e+00, 1.000121645684037e+00, 1.000128447484626e+00, 1.000135150854742e+00, 1.000141750813332e+00, + 1.000148242482408e+00, 1.000154621091371e+00, 1.000160881981147e+00, 1.000167020608141e+00, 1.000173032547996e+00, + 1.000178913499161e+00, 1.000184659286256e+00, 1.000190265863238e+00, 1.000195729316362e+00, 1.000201045866939e+00, + 1.000206211873884e+00, 1.000211223836059e+00, 1.000216078394407e+00, 1.000220772333881e+00, 1.000225302585160e+00, + 1.000229666226172e+00, 1.000233860483401e+00, 1.000237882733002e+00, 1.000241730501714e+00, 1.000245401467578e+00, + 1.000248893460465e+00, 1.000252204462412e+00, 1.000255332607784e+00, 1.000258276183243e+00, 1.000261033627556e+00, + 1.000263603531226e+00, 1.000265984635963e+00, 1.000268175833992e+00, 1.000270176167217e+00, 1.000271984826231e+00, + 1.000273601149187e+00, 1.000275024620537e+00, 1.000276254869646e+00, 1.000277291669272e+00, 1.000278134933949e+00, + 1.000278784718248e+00, 1.000279241214938e+00, 1.000279504753058e+00, 1.000279575795894e+00, 1.000279454938873e+00, + 1.000279142907386e+00, 1.000278640554535e+00, 1.000277948858822e+00, 1.000277068921773e+00, 1.000276001965517e+00, + 1.000274749330316e+00, 1.000273312472054e+00, 1.000271692959694e+00, 1.000269892472703e+00, 1.000267912798451e+00, + 1.000265755829598e+00, 1.000263423561457e+00, 1.000260918089352e+00, 1.000258241605975e+00, 1.000255396398729e+00, + 1.000252384847089e+00, 1.000249209419954e+00, 1.000245872673023e+00, 1.000242377246174e+00, 1.000238725860863e+00, + 1.000234921317548e+00, 1.000230966493118e+00, 1.000226864338370e+00, 1.000222617875491e+00, 1.000218230195586e+00, + 1.000213704456221e+00, 1.000209043879013e+00, 1.000204251747240e+00, 1.000199331403501e+00, 1.000194286247397e+00, + 1.000189119733258e+00, 1.000183835367906e+00, 1.000178436708454e+00, 1.000172927360150e+00, 1.000167310974248e+00, + 1.000161591245930e+00, 1.000155771912258e+00, 1.000149856750174e+00, 1.000143849574523e+00, 1.000137754236130e+00, + 1.000131574619904e+00, 1.000125314642979e+00, 1.000118978252895e+00, 1.000112569425805e+00, 1.000106092164726e+00, + 1.000099550497809e+00, 1.000092948476653e+00, 1.000086290174636e+00, 1.000079579685283e+00, 1.000072821120651e+00, + 1.000066018609750e+00, 1.000059176296973e+00, 1.000052298340563e+00, 1.000045388911081e+00, 1.000038452189909e+00, + 1.000031492367753e+00, 1.000024513643172e+00, 1.000017520221111e+00, 1.000010516311443e+00, 1.000003506127529e+00, + 9.999964938847643e-01, 9.999894837991482e-01, 9.999824800858421e-01, 9.999754869577322e-01, 9.999685086239848e-01, + 9.999615492886050e-01, 9.999546131489783e-01, 9.999477043944101e-01, 9.999408272046536e-01, 9.999339857484195e-01, + 9.999271841818784e-01, 9.999204266471392e-01, 9.999137172707154e-01, 9.999070601619630e-01, 9.999004594115060e-01, + 9.998939190896279e-01, 9.998874432446442e-01, 9.998810359012452e-01, 9.998747010588128e-01, 9.998684426896991e-01, + 9.998622647374856e-01, 9.998561711152009e-01, 9.998501657035073e-01, 9.998442523488514e-01, 9.998384348615826e-01, + 9.998327170140316e-01, 9.998271025385517e-01, 9.998215951255245e-01, 9.998161984213253e-01, 9.998109160262525e-01, + 9.998057514924167e-01, 9.998007083215890e-01, 9.997957899630168e-01, 9.997909998111979e-01, 9.997863412036158e-01, + 9.997818174184412e-01, 9.997774316721972e-01, 9.997731871173845e-01, 9.997690868400848e-01, 9.997651338575160e-01, + 9.997613311155714e-01, 9.997576814863203e-01, 9.997541877654884e-01, 9.997508526699078e-01, 9.997476788349500e-01, + 9.997446688119369e-01, 9.997418250655351e-01, 9.997391499711387e-01, 9.997366458122413e-01, 9.997343147777986e-01, + 9.997321589595916e-01, 9.997301803495896e-01, 9.997283808373202e-01, 9.997267622072429e-01, 9.997253261361446e-01, + 9.997240741905490e-01, 9.997230078241506e-01, 9.997221283752786e-01, 9.997214370643954e-01, 9.997209349916318e-01, + 9.997206231343720e-01, 9.997205023448855e-01, 9.997205733480192e-01, 9.997208367389500e-01, 9.997212929810099e-01, + 9.997219424035817e-01, 9.997227852000825e-01, 9.997238214260302e-01, 9.997250509972079e-01, 9.997264736879269e-01, + 9.997280891294001e-01, 9.997298968082279e-01, 9.997318960650045e-01, 9.997340860930511e-01, 9.997364659372833e-01, + 9.997390344932165e-01, 9.997417905061193e-01, 9.997447325703143e-01, 9.997478591286405e-01, 9.997511684720751e-01, + 9.997546587395272e-01, 9.997583279177997e-01, 9.997621738417345e-01, 9.997661941945379e-01, 9.997703865082921e-01, + 9.997747481646605e-01, 9.997792763957843e-01, 9.997839682853786e-01, 9.997888207700281e-01, 9.997938306406862e-01, + 9.997989945443773e-01, 9.998043089861064e-01, 9.998097703309746e-01, 9.998153748065003e-01, 9.998211185051530e-01, + 9.998269973870870e-01, 9.998330072830846e-01, 9.998391438977015e-01, 9.998454028126147e-01, 9.998517794901678e-01, + 9.998582692771129e-01, 9.998648674085431e-01, 9.998715690120116e-01, 9.998783691118356e-01, 9.998852626335712e-01, + 9.998922444086656e-01, 9.998993091792668e-01, 9.999064516031954e-01, 9.999136662590593e-01, 9.999209476515181e-01, + 9.999282902166716e-01, 9.999356883275767e-01, 9.999431362998797e-01, 9.999506283975492e-01, 9.999581588387069e-01, + 9.999657218015426e-01, 9.999733114303028e-01, 9.999809218413399e-01, 9.999885471292198e-01, 9.999961813728609e-01, + 1.000003792553732e+00, 1.000011363835885e+00, 1.000018880862106e+00, 1.000026318501453e+00, 1.000033646597102e+00, + 1.000040828844329e+00, 1.000047821703262e+00, 1.000054573213544e+00, 1.000061021697840e+00, 1.000067094351168e+00, + 1.000072705715621e+00, 1.000077756041457e+00, 1.000082129536869e+00, 1.000085692509860e+00, 1.000088291406840e+00, + 1.000089750753633e+00, 1.000089871005573e+00, 1.000088426314299e+00, 1.000085162219593e+00, 1.000079793275302e+00, + 1.000072000618805e+00, 1.000061429493851e+00, 1.000047686736686e+00, 1.000030338235356e+00, 1.000008906371822e+00, + 9.999828674561138e-01, 9.999516491611377e-01, 9.999146279660260e-01, 9.998711266149775e-01, 9.998204115975446e-01, + 9.997616906551822e-01, 9.996941103176716e-01, 9.996167534717882e-01, 9.995286369633262e-01, 9.994287092323502e-01, + 9.993158479803570e-01, 9.991888578669340e-01, 9.990464682325365e-01, 9.988873308431691e-01, 9.987100176521666e-01, + 9.985130185738464e-01, 9.982947392636853e-01, 9.980534988998219e-01, 9.977875279611558e-01, 9.974949659981255e-01, + 9.971738593934303e-01, 9.968221591115168e-01, 9.964377184376065e-01, 9.960182907094022e-01, 9.955615270473709e-01, + 9.950649740926601e-01, 9.945260717652322e-01, 9.939421510586981e-01, 9.933104318925129e-01, 9.926280210466711e-01, + 9.918919102086680e-01, 9.910989741672799e-01, 9.902459691925082e-01, 9.893295316457497e-01, 9.883461768687914e-01, + 9.872922984044433e-01, 9.861641676054160e-01, 9.849579336912377e-01, 9.836696243155244e-01, 9.822951467075759e-01, + 9.808302894530008e-01, 9.792707249777252e-01, 9.776120127982821e-01, 9.758496035985741e-01, 9.739788441893990e-01, + 9.719949834018297e-01, 9.698931789591444e-01, 9.676685053644012e-01, 9.653159628320954e-01, 9.628304872826687e-01, + 9.602069614081798e-01, 9.574402268063275e-01, 9.545250971684157e-01, 9.514563724950412e-01, 9.482288543014010e-01, + 9.448373617624480e-01, 9.412767487368542e-01, 9.375419215980740e-01, 9.336278577909594e-01, 9.295296250234834e-01, + 9.252424009953755e-01, 9.207614935589523e-01, 9.160823612022024e-01, 9.112006337403594e-01, 9.061121330997502e-01, + 9.008128940766279e-01, 8.952991849539681e-01, 8.895675278607562e-01, 8.836147187609806e-01, 8.774378469633509e-01, + 8.710343140474714e-01, 8.644018521077256e-01, 8.575385412223282e-01, 8.504428260617042e-01, 8.431135315574496e-01, + 8.355498775604459e-01, 8.277514924241404e-01, 8.197184254564199e-01, 8.114511581907922e-01, 8.029506144346715e-01, + 7.942181690593274e-01, 7.852556555024425e-01, 7.760653719601955e-01, 7.666500862512726e-01, 7.570130393401874e-01, + 7.471579475117688e-01, 7.370890031926083e-01, 7.268108744186758e-01, 7.163287029512231e-01, 7.056481010455187e-01, + 6.947751468789124e-01, 6.837163786462801e-01, 6.724787873320510e-01, 6.610698081688499e-01, 6.494973107933384e-01, + 6.377695881101478e-01, 6.258953438749761e-01, 6.138836790079482e-01, 6.017440766483936e-01, 5.894863859622419e-01, + 5.771208047134243e-01, 5.646578606110257e-01, 5.521083914445795e-01, 5.394835240208723e-01, 5.267946519170417e-01, + 5.140534120666679e-01, 5.012716601980810e-01, 4.884614451472596e-01, 4.756349820716255e-01, 4.628046245957236e-01, + 4.499828359253513e-01, 4.371821589731387e-01, 4.244151855459629e-01, 4.116945246528834e-01, 3.990327700015137e-01, + 3.864424667608565e-01, 3.739360776795802e-01, 3.615259486603844e-01, 3.492242739034092e-01, 3.370430607443994e-01, + 3.249940943263768e-01, 3.130889022566745e-01, 3.013387194140940e-01, 2.897544530833894e-01, 2.783466486059465e-01, + 2.671254557460968e-01, 2.561005959816459e-01, 2.452813309345670e-01, 2.346764321630724e-01, 2.242941525391207e-01, + 2.141421994355449e-01, 2.042277099441413e-01, 1.945572283400477e-01, 1.851366859983997e-01, 1.759713839565222e-01, + 1.670659782987828e-01, 1.584244685217862e-01, 1.500501890149949e-01, 1.419458037663698e-01, 1.341133043745716e-01, + 1.265540114190599e-01, 1.192685792075560e-01, 1.122570038873269e-01, 1.055186348731866e-01, 9.905218951159138e-02, + 9.285577086735504e-02, 8.692688848791834e-02, 8.126248197036480e-02, 7.585894712900819e-02, 7.071216453687493e-02, + 6.581753019316379e-02, 6.116998805112477e-02, 5.676406412698673e-02, 5.259390190074066e-02, 4.865329871379729e-02, + 4.493574286675733e-02, 4.143445112264064e-02, 3.814240632671975e-02, 3.505239486333388e-02, 3.215704368240290e-02, + 2.944885664345253e-02, 2.692024994241165e-02, 2.456358640583462e-02, 2.237120845811709e-02, 2.033546958929542e-02, + 1.844876417374586e-02, 1.670355551314538e-02, 1.509240200007160e-02, 1.360798132128038e-02, 1.224311264172586e-02, + 1.099077673153155e-02, 9.844134018179273e-03, 8.796540564986736e-03, 7.841561994366898e-03, 6.972985390308479e-03, + 6.184829228925801e-03, 5.471351398766137e-03, 4.827055383826915e-03, 4.246694691940794e-03, 3.725275619368065e-03, + 3.258058449144477e-03, 2.840557186031939e-03, 2.468537934882437e-03, 2.138016031933214e-03, 1.845252040089026e-03, + 1.586746719704406e-03, 1.359235085846040e-03, 1.159679661583578e-03, 9.852630346169412e-04, 8.333798215882749e-04, + 7.016281408336979e-04, 5.878006901877478e-04, 4.898755218427234e-04, 4.060066012630820e-04, 3.345142318353532e-04, + 2.738754213664553e-04, 2.227142607936653e-04, 1.797923795997266e-04, 1.439995364945199e-04, 1.143443979841680e-04, + 8.994555154915584e-05, 7.002279434068894e-05, 5.388873262066439e-05, 4.094072165278127e-05, 3.065317043363458e-05, + 2.257023056170620e-05, 1.629888370183569e-05, 1.150243752713366e-05, 7.894435705240934e-06, 5.232983386684600e-06, + 3.315485520548709e-06, 1.973790197100917e-06, 1.069718110365652e-06, 4.909053882102472e-07, 1.462097501755241e-07, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, + 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00, 0.000000000000000e+00}; + + + +const LC3_FLOAT* MDCT_WINS_10ms[2][6] = { + {MDCT_WINDOW_80, MDCT_WINDOW_160, MDCT_WINDOW_240, MDCT_WINDOW_320, MDCT_WINDOW_480, NULL}, + {NULL, NULL, NULL, NULL, MDCT_HRA_WINDOW_480_10ms, MDCT_HRA_WINDOW_960_10ms}}; +const LC3_INT MDCT_la_zeroes[6] = {30, 60, 90, 120, 180, 360}; + +#ifdef CR8_G_ADD_75MS +const LC3_FLOAT* MDCT_WINS_7_5ms[2][6] = { + {MDCT_WINDOW_80_7_5ms, MDCT_WINDOW_160_7_5ms, MDCT_WINDOW_240_7_5ms, MDCT_WINDOW_320_7_5ms, MDCT_WINDOW_480_7_5ms, NULL}, + {NULL , NULL , NULL , NULL , MDCT_HRA_WINDOW_480_7_5ms, MDCT_HRA_WINDOW_960_7_5ms}}; +const LC3_INT32 MDCT_la_zeroes_7_5ms[6] = {14, 28, 42, 56, 84, 168}; +#endif + +const LC3_FLOAT* MDCT_WINS_2_5ms[2][6] = { + {MDCT_WINDOW_80_2_5ms, MDCT_WINDOW_160_2_5ms, MDCT_WINDOW_240_2_5ms, MDCT_WINDOW_320_2_5ms, MDCT_WINDOW_480_2_5ms, + NULL}, + {NULL, NULL, NULL, NULL, MDCT_HRA_WINDOW_480_2_5ms, MDCT_HRA_WINDOW_960_2_5ms}}; +const LC3_INT MDCT_la_zeroes_2_5ms[6] = {0, 0, 0, 0, 0, 0}; + +const LC3_FLOAT* MDCT_WINS_5ms[2][6] = { + {MDCT_WINDOW_80_5ms, MDCT_WINDOW_160_5ms, MDCT_WINDOW_240_5ms, MDCT_WINDOW_320_5ms, MDCT_WINDOW_480_5ms, NULL}, + {NULL, NULL, NULL, NULL, MDCT_HRA_WINDOW_480_5ms, MDCT_HRA_WINDOW_960_5ms}}; +const LC3_INT MDCT_la_zeroes_5ms[6] = {10, 20, 30, 40, 60, 120}; + +const LC3_INT MDCT_WINDOWS_LENGTHS_10ms[6] = {160, 320, 480, 640, 960, 1920}; /* Last 960 dummy */ + +const LC3_INT MDCT_WINDOWS_LENGTHS_7_5ms[6] = {120, 240, 360, 480, 720, 1440}; /* Last 960 dummy */ + +const LC3_INT MDCT_WINDOWS_LENGTHS_5ms[6] = {80, 160, 240, 320, 480, 960}; + +const LC3_INT MDCT_WINDOWS_LENGTHS_2_5ms[6] = {40, 80, 120, 160, 240, 480}; + +/* Per band energy */ +const LC3_INT ACC_COEFF_PER_BAND_8[65] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, + 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 51, + 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 80}; + +const LC3_INT ACC_COEFF_PER_BAND_16[65] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30, 32, 34, 36, 38, + 40, 42, 44, 46, 48, 50, 52, 55, 58, 61, 64, 67, 70, 73, 76, 80, 84, + 88, 92, 96, 101, 106, 111, 116, 121, 127, 133, 139, 146, 153, 160}; + +const LC3_INT ACC_COEFF_PER_BAND_24[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 46, 49, 52, 55, 58, 61, 64, 68, 72, 76, + 80, 85, 90, 95, 100, 106, 112, 118, 125, 132, 139, 147, 155, 164, 173, 183, 193, 204, 215, 227, 240}; + +const LC3_INT ACC_COEFF_PER_BAND_32[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, + 24, 26, 28, 30, 32, 34, 36, 38, 41, 44, 47, 50, 53, 56, 60, 64, 68, 72, 76, 81, 86, 91, + 97, 103, 109, 116, 123, 131, 139, 148, 157, 166, 176, 187, 199, 211, 224, 238, 252, 268, 284, 302, 320}; + +const LC3_INT ACC_COEFF_PER_BAND_48[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 22, 24, + 26, 28, 30, 32, 34, 36, 39, 42, 45, 48, 51, 55, 59, 63, 67, 71, 76, 81, 86, 92, 98, 105, + 112, 119, 127, 135, 144, 154, 164, 175, 186, 198, 211, 225, 240, 256, 273, 291, 310, 330, 352, 375, 400}; + +const LC3_INT ACC_COEFF_PER_BAND_8_2_5ms[21] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, + 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}; + +const LC3_INT ACC_COEFF_PER_BAND_16_2_5ms[36] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 32, 34, 36, 38, 40}; + +const LC3_INT ACC_COEFF_PER_BAND_24_2_5ms[41] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, + 30, 32, 34, 36, 38, 40, 42, 44, 47, 50, 53, 56, 60}; + +const LC3_INT ACC_COEFF_PER_BAND_32_2_5ms[44] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 28, 30, 32, 34, + 36, 38, 40, 43, 46, 49, 52, 55, 59, 63, 67, 71, 75, 80}; + +const LC3_INT ACC_COEFF_PER_BAND_48_2_5ms[45] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 23, 25, 27, 29, 31, 33, 35, 37, + 40, 43, 46, 49, 52, 56, 60, 64, 68, 72, 77, 82, 87, 93, 100}; + +const LC3_INT ACC_COEFF_PER_BAND_48_2_5ms_HR[46] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 40, 43, 46, + 49, 53, 57, 61, 65, 69, 74, 79, 85, 91, 97, 104, 112, 120}; +const LC3_INT ACC_COEFF_PER_BAND_96_2_5ms_HR[50] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 22, 24, 26, 28, 30, 32, + 35, 38, 41, 45, 49, 53, 57, 62, 67, 73, 79, 85, 92, 100, 108, 117, 127, 137, 149, 161, 174, 189, 204, 221, 240}; + + +const LC3_INT ACC_COEFF_PER_BAND_8_5ms[40] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 40}; + +const LC3_INT ACC_COEFF_PER_BAND_16_5ms[51] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 32, 34, 36, + 38, 40, 42, 44, 46, 48, 50, 52, 54, 57, 60, 63, 66, 69, 72, 76, 80}; + +const LC3_INT ACC_COEFF_PER_BAND_24_5ms[53] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 28, + 30, 32, 34, 36, 38, 40, 42, 44, 47, 50, 53, 56, 59, 62, 65, 69, 73, 77, 81, 86, 91, 96, 101, 107, 113, 120}; + +const LC3_INT ACC_COEFF_PER_BAND_32_5ms[55] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 26, 28, 30, 32, + 34, 36, 38, 40, 42, 45, 48, 51, 54, 57, 61, 65, 69, 73, + 78, 83, 88, 93, 99, 105, 112, 119, 126, 134, 142, 151, 160}; +const LC3_INT ACC_COEFF_PER_BAND_48_5ms_HR[56] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 21, 23, 25, 27, 29, 31, 33, 35, + 38, 41, 44, 47, 50, 54, 58, 62, 66, 71, 76, 81, 87, 93, + 100, 107, 114, 122, 131, 140, 149, 160, 171, 183, 196, 209, 224, 240}; +const LC3_INT ACC_COEFF_PER_BAND_48_5ms[56] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 23, 25, 27, 29, 31, 33, + 35, 37, 40, 43, 46, 49, 52, 55, 59, 63, 67, 72, 77, 82, + 87, 93, 99, 105, 112, 120, 128, 136, 145, 155, 165, 176, 187, 200}; +const LC3_INT ACC_COEFF_PER_BAND_96_5ms_HR[59] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, + 23, 25, 27, 29, 31, 34, 37, 40, 44, 48, 52, 56, 61, 66, 71, 77, 83, 90, 98, 106, + 115, 124, 135, 146, 158, 171, 185, 200, 217, 235, 254, 275, 298, 323, 349, 378, 409, 443, 480}; + + +const LC3_INT ACC_COEFF_PER_BAND_48_HR[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, 23, 25, + 27, 29, 31, 33, 36, 39, 42, 45, 48, 51, 55, 59, 63, 67, 72, 77, 83, 89, 95, 101, 108, 116, + 124, 133, 142, 152, 163, 174, 187, 200, 214, 229, 244, 262, 280, 299, 320, 343, 367, 392, 419, 449, 480}; + +const LC3_INT ACC_COEFF_PER_BAND_96_HR[65] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 33, 36, 39, 42, 46, 50, 54, 59, 64, 69, 75, 82, 89, 96, 104, 113, 122, 132, 143, 155, 168, 181, 196, 213, 230, 249, 270, 292, 316, 342, 371, 401, 434, 470, 509, 551, 596, 646, 699, 757, 819, 887, 960}; + +const LC3_INT* ACC_COEFF_PER_BAND_HR[6] = {NULL, NULL, NULL, NULL, ACC_COEFF_PER_BAND_48_HR, ACC_COEFF_PER_BAND_96_HR}; + +const LC3_INT* ACC_COEFF_PER_BAND[6] = {ACC_COEFF_PER_BAND_8, ACC_COEFF_PER_BAND_16, ACC_COEFF_PER_BAND_24, + ACC_COEFF_PER_BAND_32, ACC_COEFF_PER_BAND_48, NULL}; + +const LC3_INT* ACC_COEFF_PER_BAND_2_5ms_HR[6] = { + NULL, NULL, NULL, NULL, ACC_COEFF_PER_BAND_48_2_5ms_HR, ACC_COEFF_PER_BAND_96_2_5ms_HR}; + +const LC3_INT* ACC_COEFF_PER_BAND_2_5ms[5] = {ACC_COEFF_PER_BAND_8_2_5ms, ACC_COEFF_PER_BAND_16_2_5ms, + ACC_COEFF_PER_BAND_24_2_5ms, ACC_COEFF_PER_BAND_32_2_5ms, + ACC_COEFF_PER_BAND_48_2_5ms}; + + +const LC3_INT* ACC_COEFF_PER_BAND_5ms_HR[6] = { + NULL, NULL, NULL, NULL, ACC_COEFF_PER_BAND_48_5ms_HR, ACC_COEFF_PER_BAND_96_5ms_HR}; + +const LC3_INT* ACC_COEFF_PER_BAND_5ms[5] = {ACC_COEFF_PER_BAND_8_5ms, ACC_COEFF_PER_BAND_16_5ms, + ACC_COEFF_PER_BAND_24_5ms, ACC_COEFF_PER_BAND_32_5ms, + ACC_COEFF_PER_BAND_48_5ms}; + +#ifdef CR8_G_ADD_75MS +const LC3_INT ACC_COEFF_PER_BAND_8_7_5ms[61] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60}; + +const LC3_INT ACC_COEFF_PER_BAND_16_7_5ms[65] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, + 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 65, 68, + 71, 74, 77, 80, 83, 86, 90, 94, 98, 102, 106, 110, 115, 120}; + +const LC3_INT ACC_COEFF_PER_BAND_24_7_5ms[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 25, 26, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 52, 55, 58, 61, 64, + 67, 70, 74, 78, 82, 86, 90, 95, 100, 105, 110, 115, 121, 127, 134, 141, 148, 155, 163, 171, 180}; + +const LC3_INT ACC_COEFF_PER_BAND_32_7_5ms[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 45, 48, 51, 54, 57, 60, 63, 67, 71, 75, + 79, 84, 89, 94, 99, 105, 111, 117, 124, 131, 138, 146, 154, 163, 172, 182, 192, 203, 215, 227, 240}; + +const LC3_INT ACC_COEFF_PER_BAND_48_7_5ms[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 43, 46, 49, 52, 55, 59, 63, 67, 71, 75, 80, 85, + 90, 96, 102, 108, 115, 122, 129, 137, 146, 155, 165, 175, 186, 197, 209, 222, 236, 251, 266, 283, 300}; + +const LC3_INT ACC_COEFF_PER_BAND_48_7_5ms_HR[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, + 24, 26, 28, 30, 32, 34, 36, 38, 41, 44, 47, 50, 53, 56, 60, 64, 68, 73, 78, 83, 89, 95, + 101, 108, 115, 122, 130, 139, 148, 158, 168, 179, 191, 203, 217, 231, 246, 262, 279, 298, 317, 338, 360}; + +const LC3_INT ACC_COEFF_PER_BAND_96_7_5ms_HR[65] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 22, + 24, 26, 28, 30, 32, 35, 38, 41, 44, 48, 52, 56, 61, 66, 71, 77, 83, 90, 97, 105, + 114, 123, 132, 143, 155, 167, 180, 195, 210, 227, 245, 265, 286, 309, 334, 360, 389, 420, 454, 490, + 529, 572, 617, 667, 720}; + +const LC3_INT* ACC_COEFF_PER_BAND_7_5ms_HR[6] = {NULL, NULL, + NULL, NULL, + ACC_COEFF_PER_BAND_48_7_5ms_HR, ACC_COEFF_PER_BAND_96_7_5ms_HR}; + +const LC3_INT* ACC_COEFF_PER_BAND_7_5ms[5] = {ACC_COEFF_PER_BAND_8_7_5ms , ACC_COEFF_PER_BAND_16_7_5ms, + ACC_COEFF_PER_BAND_24_7_5ms, ACC_COEFF_PER_BAND_32_7_5ms, + ACC_COEFF_PER_BAND_48_7_5ms}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_8_7_5ms[61] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_16_7_5ms[61] = { + 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, + 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, + 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_24_7_5ms[61] = { + 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, + 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, + 126, 129, 132, 135, 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_32_7_5ms[81] = { + 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, + 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, + 126, 129, 132, 135, 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, + 189, 192, 195, 198, 201, 204, 207, 210, 213, 216, 219, 222, 225, 228, 231, 234, 237, 240}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_48_7_5ms[61] = { + 0, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108, 114, 120, + 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210, 216, 222, 228, 234, 240, 246, + 252, 258, 264, 270, 276, 282, 288, 294, 300, 306, 312, 318, 324, 330, 336, 342, 348, 354, 360}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_96_7_5ms[81] = { + 0, 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126, 135, 144, 153, 162, 171, 180, + 189, 198, 207, 216, 225, 234, 243, 252, 261, 270, 279, 288, 297, 306, 315, 324, 333, 342, 351, 360, 369, + 378, 387, 396, 405, 414, 423, 432, 441, 450, 459, 468, 477, 486, 495, 504, 513, 522, 531, 540, 549, 558, + 567, 576, 585, 594, 603, 612, 621, 630, 639, 648, 657, 666, 675, 684, 693, 702, 711, 720}; + +const LC3_INT* ACC_COEFF_PER_BAND_PLC_7_5ms[] = { + ACC_COEFF_PER_BAND_PLC_8_7_5ms, ACC_COEFF_PER_BAND_PLC_16_7_5ms, ACC_COEFF_PER_BAND_PLC_24_7_5ms, + ACC_COEFF_PER_BAND_PLC_32_7_5ms, ACC_COEFF_PER_BAND_PLC_48_7_5ms, ACC_COEFF_PER_BAND_PLC_96_7_5ms}; +#endif + +/* Near Nyquist detector */ +const LC3_INT NN_thresh = 30; +/* Tone detector */ +#ifdef CR8_E_TONE_DETECTOR +const LC3_INT32 TD_HR_thresh_10ms = 83402; +const LC3_INT32 TD_HR_thresh_7_5ms = 743496; +const LC3_INT32 TD_HR_thresh_5ms = 382564; +const LC3_INT32 TD_HR_thresh_2_5ms = 301695; +#endif // CR8_E_TONE_DETECTOR + + +const LC3_INT32 xavg_N_grp[5] = { 4, 5, 6, 7, 8 }; + + +const LC3_INT32 gwlpr[MAX_LGW+1] = { 1, 3*QUOT_LPR_LTR, 5*QUOT_LPR_LTR, 9*QUOT_LPR_LTR, 17*QUOT_LPR_LTR, 33*QUOT_LPR_LTR, 49*QUOT_LPR_LTR, 65*QUOT_LPR_LTR, 81*QUOT_LPR_LTR, 97*QUOT_LPR_LTR}; + + +#ifdef CR8_A_PLC_FADEOUT_TUNING +/* PLC_FADEOUT_TUNING, extended table ranging from 30 ms to 140 ms */ +const LC3_INT16 fade_scheme_tab[24 / 2][3] = { + /* tabled {att_per_frame_idx_p3dB , burst_att_thresh, beta_mute_thr } */ + { 1, 2, 0 + 2 + 2 }, /* 30 ms, 0.3 dB delta att in slow mutephase nominal_fadeout=0 */ + { 1, 3, 0 + 3 + 2 }, /* 40 ms, 0.3 dB delta att in slow mutephase */ + { 3, 3, 1 + 3 + 1 }, /* 50 ms, 0.3 dB delta att in slow mutephase */ + { 3, 4, 1 + 4 + 1}, /* 60 ms, 0.3 dB delta att in slow mutephase */ + { 5, 4, 3 + 4 + 1 }, /* 70 ms, 0.3 dB delta att in slow mutephase */ + { 5, 5, 3 + 5 + 1 }, /* 80 ms, 0.3 dB delta att in slow mutephase */ + { 7, 5, 7 + 5 }, /* 90 ms, 0.3 dB delta att in slow mutephase */ + { 7, 5, 7 + 5 + 1}, /* 100 ms, 0.3 dB delta att in slow mutephase */ + { 9, 5, 9 + 5 }, /* 110 ms, 0.3 dB delta att in slow mutephase */ + { 9, 5, 9 + 5 + 1}, /* 120 ms, 0.3 dB delta att in slow mutephase nominal_fadeout=1 */ + { 11, 5, 15 + 5 },/* 130 ms, 0.3 dB delta att in slow mutephase */ + { 11, 6, 15 + 6 },/* 140 ms, 0.3 dB delta att in slow mutephase nominal 3GPP */ + +}; + + + +/*compressed ATH Abolute hearing THreshold function weights at band borders */ +const LC3_FLOAT scATHFx[MAX_LGW - 2] = { .455444335937500 , 0.930755615234375 , 0.973083496093750 , 0.999969482421875 , 0.908508300781250 , 0.775665283203125 , 0.5 }; +#endif + +const LC3_FLOAT PhECU_whr16ms_NB[128]={ +8.000000000000002e-02, 8.393536376804722e-02, 9.567411990702857e-02, 1.150154150448081e-01, 1.416283142591582e-01, +1.750574634660318e-01, 2.147308806541882e-01, 2.599697426559885e-01, 3.099999999999999e-01, 3.639656211120587e-01, +4.209432392528405e-01, 4.799579515787762e-01, 5.400000000000000e-01, 6.000420484212237e-01, 6.590567607471596e-01, +7.160343788879413e-01, 7.699999999999999e-01, 8.200302573440115e-01, 8.652691193458119e-01, 9.049425365339682e-01, +9.383716857408418e-01, 9.649845849551919e-01, 9.843258800929715e-01, 9.960646362319528e-01, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +9.960646362319528e-01, 9.843258800929715e-01, 9.649845849551919e-01, 9.383716857408418e-01, 9.049425365339682e-01, +8.652691193458119e-01, 8.200302573440115e-01, 7.699999999999999e-01, 7.160343788879413e-01, 6.590567607471596e-01, +6.000420484212237e-01, 5.400000000000000e-01, 4.799579515787762e-01, 4.209432392528405e-01, 3.639656211120587e-01, +3.099999999999999e-01, 2.599697426559885e-01, 2.147308806541882e-01, 1.750574634660318e-01, 1.416283142591582e-01, +1.150154150448081e-01, 9.567411990702857e-02, 8.393536376804722e-02 +}; +const LC3_FLOAT PhECU_whr16ms_WB[256]={ +8.000000000000002e-02, 8.098489531024239e-02, 8.393536376804722e-02, 8.883877101451404e-02, 9.567411990702857e-02, +1.044121404322514e-01, 1.150154150448081e-01, 1.274385388949634e-01, 1.416283142591582e-01, 1.575239783408292e-01, +1.750574634660318e-01, 1.941536885596704e-01, 2.147308806541882e-01, 2.367009250539683e-01, 2.599697426559885e-01, +2.844376928109830e-01, 3.099999999999999e-01, 3.365472024992595e-01, 3.639656211120587e-01, 3.921378459605457e-01, +4.209432392528405e-01, 4.502584518725810e-01, 4.799579515787762e-01, 5.099145605541342e-01, 5.400000000000000e-01, +5.700854394458659e-01, 6.000420484212237e-01, 6.297415481274190e-01, 6.590567607471596e-01, 6.878621540394543e-01, +7.160343788879413e-01, 7.434527975007406e-01, 7.699999999999999e-01, 7.955623071890170e-01, 8.200302573440115e-01, +8.432990749460317e-01, 8.652691193458119e-01, 8.858463114403297e-01, 9.049425365339682e-01, 9.224760216591710e-01, +9.383716857408418e-01, 9.525614611050366e-01, 9.649845849551919e-01, 9.755878595677486e-01, 9.843258800929715e-01, +9.911612289854861e-01, 9.960646362319528e-01, 9.990151046897577e-01, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 9.990151046897577e-01, +9.960646362319528e-01, 9.911612289854861e-01, 9.843258800929715e-01, 9.755878595677486e-01, 9.649845849551919e-01, +9.525614611050366e-01, 9.383716857408418e-01, 9.224760216591710e-01, 9.049425365339682e-01, 8.858463114403297e-01, +8.652691193458119e-01, 8.432990749460317e-01, 8.200302573440115e-01, 7.955623071890170e-01, 7.699999999999999e-01, +7.434527975007406e-01, 7.160343788879413e-01, 6.878621540394543e-01, 6.590567607471596e-01, 6.297415481274190e-01, +6.000420484212237e-01, 5.700854394458659e-01, 5.400000000000000e-01, 5.099145605541342e-01, 4.799579515787762e-01, +4.502584518725810e-01, 4.209432392528405e-01, 3.921378459605457e-01, 3.639656211120587e-01, 3.365472024992595e-01, +3.099999999999999e-01, 2.844376928109830e-01, 2.599697426559885e-01, 2.367009250539683e-01, 2.147308806541882e-01, +1.941536885596704e-01, 1.750574634660318e-01, 1.575239783408292e-01, 1.416283142591582e-01, 1.274385388949634e-01, +1.150154150448081e-01, 1.044121404322514e-01, 9.567411990702857e-02, 8.883877101451404e-02, 8.393536376804722e-02, +8.098489531024239e-02 +}; +const LC3_FLOAT PhECU_whr16ms_SSWB[384]={ +8.000000000000002e-02, 8.043781807234540e-02, 8.175043887779704e-02, 8.393536376804722e-02, 8.698843361438435e-02, +9.090383672483066e-02, 9.567411990702857e-02, 1.012902026558156e-01, 1.077413944384821e-01, 1.150154150448081e-01, +1.230984179631410e-01, 1.319750167380180e-01, 1.416283142591582e-01, 1.520399349260726e-01, 1.631900596270638e-01, +1.750574634660318e-01, 1.876195561652702e-01, 2.008524250673430e-01, 2.147308806541882e-01, 2.292285044967963e-01, +2.443176995441919e-01, 2.599697426559885e-01, 2.761548392785189e-01, 2.928421801604610e-01, 3.099999999999999e-01, +3.275956379118843e-01, 3.455955995992783e-01, 3.639656211120587e-01, 3.826707340701924e-01, 4.016753322280344e-01, +4.209432392528405e-01, 4.404377775884727e-01, 4.601218382732121e-01, 4.799579515787762e-01, 4.999083583360772e-01, +5.199350818119455e-01, 5.400000000000000e-01, 5.600649181880546e-01, 5.800916416639228e-01, 6.000420484212237e-01, +6.198781617267880e-01, 6.395622224115274e-01, 6.590567607471596e-01, 6.783246677719657e-01, 6.973292659298076e-01, +7.160343788879413e-01, 7.344044004007217e-01, 7.524043620881156e-01, 7.699999999999999e-01, 7.871578198395390e-01, +8.038451607214812e-01, 8.200302573440115e-01, 8.356823004558082e-01, 8.507714955032037e-01, 8.652691193458119e-01, +8.791475749326572e-01, 8.923804438347298e-01, 9.049425365339682e-01, 9.168099403729364e-01, 9.279600650739274e-01, +9.383716857408418e-01, 9.480249832619820e-01, 9.569015820368590e-01, 9.649845849551919e-01, 9.722586055615179e-01, +9.787097973441844e-01, 9.843258800929715e-01, 9.890961632751694e-01, 9.930115663856157e-01, 9.960646362319528e-01, +9.982495611222031e-01, 9.995621819276547e-01, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 9.995621819276547e-01, 9.982495611222031e-01, +9.960646362319528e-01, 9.930115663856157e-01, 9.890961632751694e-01, 9.843258800929715e-01, 9.787097973441844e-01, +9.722586055615179e-01, 9.649845849551919e-01, 9.569015820368590e-01, 9.480249832619820e-01, 9.383716857408418e-01, +9.279600650739274e-01, 9.168099403729364e-01, 9.049425365339682e-01, 8.923804438347298e-01, 8.791475749326572e-01, +8.652691193458119e-01, 8.507714955032037e-01, 8.356823004558082e-01, 8.200302573440115e-01, 8.038451607214812e-01, +7.871578198395390e-01, 7.699999999999999e-01, 7.524043620881156e-01, 7.344044004007217e-01, 7.160343788879413e-01, +6.973292659298076e-01, 6.783246677719657e-01, 6.590567607471596e-01, 6.395622224115274e-01, 6.198781617267880e-01, +6.000420484212237e-01, 5.800916416639228e-01, 5.600649181880546e-01, 5.400000000000000e-01, 5.199350818119455e-01, +4.999083583360772e-01, 4.799579515787762e-01, 4.601218382732121e-01, 4.404377775884727e-01, 4.209432392528405e-01, +4.016753322280344e-01, 3.826707340701924e-01, 3.639656211120587e-01, 3.455955995992783e-01, 3.275956379118843e-01, +3.099999999999999e-01, 2.928421801604610e-01, 2.761548392785189e-01, 2.599697426559885e-01, 2.443176995441919e-01, +2.292285044967963e-01, 2.147308806541882e-01, 2.008524250673430e-01, 1.876195561652702e-01, 1.750574634660318e-01, +1.631900596270638e-01, 1.520399349260726e-01, 1.416283142591582e-01, 1.319750167380180e-01, 1.230984179631410e-01, +1.150154150448081e-01, 1.077413944384821e-01, 1.012902026558156e-01, 9.567411990702857e-02, 9.090383672483066e-02, +8.698843361438435e-02, 8.393536376804722e-02, 8.175043887779704e-02, 8.043781807234540e-02 +}; +const LC3_FLOAT PhECU_whr16ms_SWB[512]={ +8.000000000000002e-02, 8.024628976087178e-02, 8.098489531024239e-02, 8.221502573078943e-02, 8.393536376804722e-02, +8.614406724095569e-02, 8.883877101451404e-02, 9.201658953242653e-02, 9.567411990702857e-02, 9.980744556318394e-02, +1.044121404322514e-01, 1.094832736916302e-01, 1.150154150448081e-01, 1.210026405362591e-01, 1.274385388949634e-01, +1.343162183997567e-01, 1.416283142591582e-01, 1.493669964977737e-01, 1.575239783408292e-01, 1.660905250878570e-01, +1.750574634660318e-01, 1.844151914531410e-01, 1.941536885596704e-01, 2.042625265589956e-01, 2.147308806541882e-01, +2.255475410694793e-01, 2.367009250539683e-01, 2.481790892847231e-01, 2.599697426559885e-01, 2.720602594408110e-01, +2.844376928109830e-01, 2.970887887008307e-01, 3.099999999999999e-01, 3.231575010600410e-01, 3.365472024992595e-01, +3.501547662899784e-01, 3.639656211120587e-01, 3.779649779562326e-01, 3.921378459605457e-01, 4.064690484629473e-01, +4.209432392528405e-01, 4.355449190041883e-01, 4.502584518725810e-01, 4.650680822384892e-01, 4.799579515787762e-01, +4.949121154484021e-01, 5.099145605541342e-01, 5.249492219019830e-01, 5.400000000000000e-01, 5.550507780980171e-01, +5.700854394458659e-01, 5.850878845515979e-01, 6.000420484212237e-01, 6.149319177615109e-01, 6.297415481274190e-01, +6.444550809958116e-01, 6.590567607471596e-01, 6.735309515370527e-01, 6.878621540394543e-01, 7.020350220437674e-01, +7.160343788879413e-01, 7.298452337100215e-01, 7.434527975007406e-01, 7.568424989399589e-01, 7.699999999999999e-01, +7.829112112991693e-01, 7.955623071890170e-01, 8.079397405591890e-01, 8.200302573440115e-01, 8.318209107152770e-01, +8.432990749460317e-01, 8.544524589305209e-01, 8.652691193458119e-01, 8.757374734410044e-01, 8.858463114403297e-01, +8.955848085468591e-01, 9.049425365339682e-01, 9.139094749121430e-01, 9.224760216591710e-01, 9.306330035022263e-01, +9.383716857408418e-01, 9.456837816002432e-01, 9.525614611050366e-01, 9.589973594637410e-01, 9.649845849551919e-01, +9.705167263083698e-01, 9.755878595677486e-01, 9.801925544368162e-01, 9.843258800929715e-01, 9.879834104675735e-01, +9.911612289854861e-01, 9.938559327590444e-01, 9.960646362319528e-01, 9.977849742692106e-01, 9.990151046897577e-01, +9.997537102391283e-01, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 9.997537102391283e-01, 9.990151046897577e-01, 9.977849742692106e-01, +9.960646362319528e-01, 9.938559327590444e-01, 9.911612289854861e-01, 9.879834104675735e-01, 9.843258800929715e-01, +9.801925544368162e-01, 9.755878595677486e-01, 9.705167263083698e-01, 9.649845849551919e-01, 9.589973594637410e-01, +9.525614611050366e-01, 9.456837816002432e-01, 9.383716857408418e-01, 9.306330035022263e-01, 9.224760216591710e-01, +9.139094749121430e-01, 9.049425365339682e-01, 8.955848085468591e-01, 8.858463114403297e-01, 8.757374734410044e-01, +8.652691193458119e-01, 8.544524589305209e-01, 8.432990749460317e-01, 8.318209107152770e-01, 8.200302573440115e-01, +8.079397405591890e-01, 7.955623071890170e-01, 7.829112112991693e-01, 7.699999999999999e-01, 7.568424989399589e-01, +7.434527975007406e-01, 7.298452337100215e-01, 7.160343788879413e-01, 7.020350220437674e-01, 6.878621540394543e-01, +6.735309515370527e-01, 6.590567607471596e-01, 6.444550809958116e-01, 6.297415481274190e-01, 6.149319177615109e-01, +6.000420484212237e-01, 5.850878845515979e-01, 5.700854394458659e-01, 5.550507780980171e-01, 5.400000000000000e-01, +5.249492219019830e-01, 5.099145605541342e-01, 4.949121154484021e-01, 4.799579515787762e-01, 4.650680822384892e-01, +4.502584518725810e-01, 4.355449190041883e-01, 4.209432392528405e-01, 4.064690484629473e-01, 3.921378459605457e-01, +3.779649779562326e-01, 3.639656211120587e-01, 3.501547662899784e-01, 3.365472024992595e-01, 3.231575010600410e-01, +3.099999999999999e-01, 2.970887887008307e-01, 2.844376928109830e-01, 2.720602594408110e-01, 2.599697426559885e-01, +2.481790892847231e-01, 2.367009250539683e-01, 2.255475410694793e-01, 2.147308806541882e-01, 2.042625265589956e-01, +1.941536885596704e-01, 1.844151914531410e-01, 1.750574634660318e-01, 1.660905250878570e-01, 1.575239783408292e-01, +1.493669964977737e-01, 1.416283142591582e-01, 1.343162183997567e-01, 1.274385388949634e-01, 1.210026405362591e-01, +1.150154150448081e-01, 1.094832736916302e-01, 1.044121404322514e-01, 9.980744556318394e-02, 9.567411990702857e-02, +9.201658953242653e-02, 8.883877101451404e-02, 8.614406724095569e-02, 8.393536376804722e-02, 8.221502573078943e-02, +8.098489531024239e-02, 8.024628976087178e-02 +}; +const LC3_FLOAT PhECU_whr16ms_FB[768]={ +8.000000000000002e-02, 8.010946754324183e-02, 8.043781807234540e-02, 8.098489531024239e-02, 8.175043887779704e-02, +8.273408441773300e-02, 8.393536376804722e-02, 8.535370518483010e-02, 8.698843361438435e-02, 8.883877101451404e-02, +9.090383672483066e-02, 9.318264788589975e-02, 9.567411990702857e-02, 9.837706698247278e-02, 1.012902026558156e-01, +1.044121404322514e-01, 1.077413944384821e-01, 1.112763801299127e-01, 1.150154150448081e-01, 1.189567196050543e-01, +1.230984179631410e-01, 1.274385388949634e-01, 1.319750167380180e-01, 1.367056923745465e-01, 1.416283142591582e-01, +1.467405394904446e-01, 1.520399349260726e-01, 1.575239783408292e-01, 1.631900596270638e-01, 1.690354820369581e-01, +1.750574634660318e-01, 1.812531377772744e-01, 1.876195561652702e-01, 1.941536885596704e-01, 2.008524250673430e-01, +2.077125774525124e-01, 2.147308806541882e-01, 2.219039943401561e-01, 2.292285044967963e-01, 2.367009250539683e-01, +2.443176995441919e-01, 2.520752027953329e-01, 2.599697426559885e-01, 2.679975617527521e-01, 2.761548392785189e-01, +2.844376928109830e-01, 2.928421801604610e-01, 3.013643012461601e-01, 3.099999999999999e-01, 3.187451662970817e-01, +3.275956379118843e-01, 3.365472024992595e-01, 3.455955995992783e-01, 3.547365226649809e-01, 3.639656211120587e-01, +3.732785023894972e-01, 3.826707340701924e-01, 3.921378459605457e-01, 4.016753322280344e-01, 4.112786535457436e-01, +4.209432392528405e-01, 4.306644895299604e-01, 4.404377775884727e-01, 4.502584518725810e-01, 4.601218382732121e-01, +4.700232423526383e-01, 4.799579515787762e-01, 4.899212375680964e-01, 4.999083583360772e-01, 5.099145605541342e-01, +5.199350818119455e-01, 5.299651528841020e-01, 5.400000000000000e-01, 5.500348471158981e-01, 5.600649181880546e-01, +5.700854394458659e-01, 5.800916416639228e-01, 5.900787624319037e-01, 6.000420484212237e-01, 6.099767576473617e-01, +6.198781617267880e-01, 6.297415481274190e-01, 6.395622224115274e-01, 6.493355104700396e-01, 6.590567607471596e-01, +6.687213464542564e-01, 6.783246677719657e-01, 6.878621540394543e-01, 6.973292659298076e-01, 7.067214976105027e-01, +7.160343788879413e-01, 7.252634773350191e-01, 7.344044004007217e-01, 7.434527975007406e-01, 7.524043620881156e-01, +7.612548337029182e-01, 7.699999999999999e-01, 7.786356987538400e-01, 7.871578198395390e-01, 7.955623071890170e-01, +8.038451607214812e-01, 8.120024382472478e-01, 8.200302573440115e-01, 8.279247972046673e-01, 8.356823004558082e-01, +8.432990749460317e-01, 8.507714955032037e-01, 8.580960056598439e-01, 8.652691193458119e-01, 8.722874225474876e-01, +8.791475749326572e-01, 8.858463114403297e-01, 8.923804438347298e-01, 8.987468622227257e-01, 9.049425365339682e-01, +9.109645179630421e-01, 9.168099403729364e-01, 9.224760216591710e-01, 9.279600650739274e-01, 9.332594605095554e-01, +9.383716857408418e-01, 9.432943076254536e-01, 9.480249832619820e-01, 9.525614611050366e-01, 9.569015820368590e-01, +9.610432803949458e-01, 9.649845849551919e-01, 9.687236198700873e-01, 9.722586055615179e-01, 9.755878595677486e-01, +9.787097973441844e-01, 9.816229330175272e-01, 9.843258800929715e-01, 9.868173521141004e-01, 9.890961632751694e-01, +9.911612289854861e-01, 9.930115663856157e-01, 9.946462948151700e-01, 9.960646362319528e-01, 9.972659155822671e-01, +9.982495611222031e-01, 9.990151046897577e-01, 9.995621819276547e-01, 9.998905324567582e-01, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, 1.000000000000000e+00, +9.998905324567582e-01, 9.995621819276547e-01, 9.990151046897577e-01, 9.982495611222031e-01, 9.972659155822671e-01, +9.960646362319528e-01, 9.946462948151700e-01, 9.930115663856157e-01, 9.911612289854861e-01, 9.890961632751694e-01, +9.868173521141004e-01, 9.843258800929715e-01, 9.816229330175272e-01, 9.787097973441844e-01, 9.755878595677486e-01, +9.722586055615179e-01, 9.687236198700873e-01, 9.649845849551919e-01, 9.610432803949458e-01, 9.569015820368590e-01, +9.525614611050366e-01, 9.480249832619820e-01, 9.432943076254536e-01, 9.383716857408418e-01, 9.332594605095554e-01, +9.279600650739274e-01, 9.224760216591710e-01, 9.168099403729364e-01, 9.109645179630421e-01, 9.049425365339682e-01, +8.987468622227257e-01, 8.923804438347298e-01, 8.858463114403297e-01, 8.791475749326572e-01, 8.722874225474876e-01, +8.652691193458119e-01, 8.580960056598439e-01, 8.507714955032037e-01, 8.432990749460317e-01, 8.356823004558082e-01, +8.279247972046673e-01, 8.200302573440115e-01, 8.120024382472478e-01, 8.038451607214812e-01, 7.955623071890170e-01, +7.871578198395390e-01, 7.786356987538400e-01, 7.699999999999999e-01, 7.612548337029182e-01, 7.524043620881156e-01, +7.434527975007406e-01, 7.344044004007217e-01, 7.252634773350191e-01, 7.160343788879413e-01, 7.067214976105027e-01, +6.973292659298076e-01, 6.878621540394543e-01, 6.783246677719657e-01, 6.687213464542564e-01, 6.590567607471596e-01, +6.493355104700396e-01, 6.395622224115274e-01, 6.297415481274190e-01, 6.198781617267880e-01, 6.099767576473617e-01, +6.000420484212237e-01, 5.900787624319037e-01, 5.800916416639228e-01, 5.700854394458659e-01, 5.600649181880546e-01, +5.500348471158981e-01, 5.400000000000000e-01, 5.299651528841020e-01, 5.199350818119455e-01, 5.099145605541342e-01, +4.999083583360772e-01, 4.899212375680964e-01, 4.799579515787762e-01, 4.700232423526383e-01, 4.601218382732121e-01, +4.502584518725810e-01, 4.404377775884727e-01, 4.306644895299604e-01, 4.209432392528405e-01, 4.112786535457436e-01, +4.016753322280344e-01, 3.921378459605457e-01, 3.826707340701924e-01, 3.732785023894972e-01, 3.639656211120587e-01, +3.547365226649809e-01, 3.455955995992783e-01, 3.365472024992595e-01, 3.275956379118843e-01, 3.187451662970817e-01, +3.099999999999999e-01, 3.013643012461601e-01, 2.928421801604610e-01, 2.844376928109830e-01, 2.761548392785189e-01, +2.679975617527521e-01, 2.599697426559885e-01, 2.520752027953329e-01, 2.443176995441919e-01, 2.367009250539683e-01, +2.292285044967963e-01, 2.219039943401561e-01, 2.147308806541882e-01, 2.077125774525124e-01, 2.008524250673430e-01, +1.941536885596704e-01, 1.876195561652702e-01, 1.812531377772744e-01, 1.750574634660318e-01, 1.690354820369581e-01, +1.631900596270638e-01, 1.575239783408292e-01, 1.520399349260726e-01, 1.467405394904446e-01, 1.416283142591582e-01, +1.367056923745465e-01, 1.319750167380180e-01, 1.274385388949634e-01, 1.230984179631410e-01, 1.189567196050543e-01, +1.150154150448081e-01, 1.112763801299127e-01, 1.077413944384821e-01, 1.044121404322514e-01, 1.012902026558156e-01, +9.837706698247278e-02, 9.567411990702857e-02, 9.318264788589975e-02, 9.090383672483066e-02, 8.883877101451404e-02, +8.698843361438435e-02, 8.535370518483010e-02, 8.393536376804722e-02, 8.273408441773300e-02, 8.175043887779704e-02, +8.098489531024239e-02, 8.043781807234540e-02, 8.010946754324183e-02 +}; + +const LC3_FLOAT* PhECU_whr16ms_wins[5] = { + PhECU_whr16ms_NB,PhECU_whr16ms_WB,PhECU_whr16ms_SSWB,PhECU_whr16ms_SWB, PhECU_whr16ms_FB +}; + + +const LC3_FLOAT hannOla_8k[28 / 2 + 1] = { + 0.0000000000, 0.0125360439, 0.0495155660, 0.1090842588, 0.1882550991, 0.2830581304, 0.3887395330, 0.5000000000, 0.6112604670, 0.7169418696, 0.8117449009, 0.8909157412, 0.9504844340, + 0.9874639561, 1.0000000000 }; + +const LC3_FLOAT hannOla_16k[56 / 2 + 1] = { + 0.0000000000, 0.0031438951, 0.0125360439, 0.0280583348, 0.0495155660, 0.0766379004, 0.1090842588, 0.1464466094, 0.1882550991, 0.2339839617, 0.2830581304, 0.3348604690, 0.3887395330, + 0.4440177619, 0.5000000000, 0.5559822381, 0.6112604670, 0.6651395310, 0.7169418696, 0.7660160383, 0.8117449009, 0.8535533906, 0.8909157412, 0.9233620996, 0.9504844340, 0.9719416652, + 0.9874639561, 0.9968561049, 1.0000000000 }; + +const LC3_FLOAT hannOla_24k[84 / 2 + 1] = { + 0.0000000000, 0.0013981014, 0.0055845869, 0.0125360439, 0.0222135971, 0.0345631257, 0.0495155660, 0.0669872981, 0.0868806128, 0.1090842588, 0.1334740641, 0.1599136311, 0.1882550991, + 0.2183399710, 0.2500000000, 0.2830581304, 0.3173294878, 0.3526224128, 0.3887395330, 0.4254788669, 0.4626349532, 0.5000000000, 0.5373650468, 0.5745211331, 0.6112604670, 0.6473775872, + 0.6826705122, 0.7169418696, 0.7500000000, 0.7816600290, 0.8117449009, 0.8400863689, 0.8665259359, 0.8909157412, 0.9131193872, 0.9330127019, 0.9504844340, 0.9654368743, 0.9777864029, + 0.9874639561, 0.9944154131, 0.9986018986, 1.0000000000 }; + +const LC3_FLOAT hannOla_32k[112 / 2 + 1] = { + 0.0000000000, 0.0007865925, 0.0031438951, 0.0070644907, 0.0125360439, 0.0195413390, 0.0280583348, 0.0380602337, 0.0495155660, 0.0623882890, 0.0766379004, 0.0922195655, 0.1090842588, + 0.1271789176, 0.1464466094, 0.1668267110, 0.1882550991, 0.2106643519, 0.2339839617, 0.2581405564, 0.2830581304, 0.3086582838, 0.3348604690, 0.3615822443, 0.3887395330, 0.4162468883, + 0.4440177619, 0.4719647764, 0.5000000000, 0.5280352236, 0.5559822381, 0.5837531117, 0.6112604670, 0.6384177557, 0.6651395310, 0.6913417162, 0.7169418696, 0.7418594436, 0.7660160383, + 0.7893356481, 0.8117449009, 0.8331732890, 0.8535533906, 0.8728210824, 0.8909157412, 0.9077804345, 0.9233620996, 0.9376117110, 0.9504844340, 0.9619397663, 0.9719416652, 0.9804586610, + 0.9874639561, 0.9929355093, 0.9968561049, 0.9992134075, 1.0000000000 }; + +const LC3_FLOAT hannOla_48k[168 / 2 + 1] = { + 0.0000000000, 0.0003496476, 0.0013981014, 0.0031438951, 0.0055845869, 0.0087167634, 0.0125360439, 0.0170370869, 0.0222135971, 0.0280583348, 0.0345631257, 0.0417188721, 0.0495155660, + 0.0579423032, 0.0669872981, 0.0766379004, 0.0868806128, 0.0977011101, 0.1090842588, 0.1210141384, 0.1334740641, 0.1464466094, 0.1599136311, 0.1738562944, 0.1882550991, 0.2030899072, + 0.2183399710, 0.2339839617, 0.2500000000, 0.2663656859, 0.2830581304, 0.3000539878, 0.3173294878, 0.3348604690, 0.3526224128, 0.3705904774, 0.3887395330, 0.4070441964, 0.4254788669, + 0.4440177619, 0.4626349532, 0.4813044029, 0.5000000000, 0.5186955971, 0.5373650468, 0.5559822381, 0.5745211331, 0.5929558036, 0.6112604670, 0.6294095226, 0.6473775872, 0.6651395310, + 0.6826705122, 0.6999460122, 0.7169418696, 0.7336343141, 0.7500000000, 0.7660160383, 0.7816600290, 0.7969100928, 0.8117449009, 0.8261437056, 0.8400863689, 0.8535533906, 0.8665259359, + 0.8789858616, 0.8909157412, 0.9022988899, 0.9131193872, 0.9233620996, 0.9330127019, 0.9420576968, 0.9504844340, 0.9582811279, 0.9654368743, 0.9719416652, 0.9777864029, 0.9829629131, + 0.9874639561, 0.9912832366, 0.9944154131, 0.9968561049, 0.9986018986, 0.9996503524, 1.0000000000 }; + +const LC3_FLOAT *hannOla_wins[5] = { hannOla_8k, hannOla_16k, hannOla_24k, hannOla_32k, hannOla_48k }; + +const LC3_FLOAT plc_tdc_lpc_8[17] = {1, 0.998890285693703, 0.995568526105076, 0.990056789412169, 0.982391584470799, 0.972623458066693, 0.960816439805232, 0.947047343167065, 0.931404933402306, 0.913988974871173, 0.894909172128633, 0.874284020464791, 0.852239582727672, 0.828908210053904, 0.804427224606163, 0.778937582561901, 0.752582535420797}; + +const LC3_FLOAT plc_tdc_lpc_16[17] = {1, 0.999722455898711, 0.998890285693703, 0.997504874399492, 0.995568526105076, 0.993084457588532, 0.990056789412169, 0.986490534532745, 0.982391584470799, 0.977766693092529, 0.972623458066693, 0.966970300067793, 0.960816439805232, 0.954171872966123, 0.947047343167065, 0.939454313017299, 0.931404933402306}; + +const LC3_FLOAT plc_tdc_lpc_24[17] = {1, 0.999876637554759, 0.999506641521283, 0.998890285693703, 0.998028026020383, 0.996920500041823, 0.995568526105076, 0.993973102356048, 0.992135405511397, 0.990056789412169, 0.987738783361644, 0.985183090250255, 0.982391584470799, 0.979366309627507, 0.976109476042902, 0.972623458066693, 0.968910791191297}; + +const LC3_FLOAT plc_tdc_lpc_32[17] = {1, 0.999930606751878, 0.999722455898711, 0.999375634094057, 0.998890285693703, 0.998266612655538, 0.997504874399492, 0.996605387627705, 0.995568526105076, 0.994394720400431, 0.993084457588532, 0.991638280913245, 0.990056789412169, 0.988340637503103, 0.986490534532745, 0.984507244288062, 0.982391584470799}; + +const LC3_FLOAT plc_tdc_lpc_48[17] = {1, 0.999969157961872, 0.999876637554759, 0.999722455898711, 0.999506641521283, 0.999229234348730, 0.998890285693703, 0.998489858239427, 0.998028026020383, 0.997504874399492, 0.996920500041823, 0.996275010884819, 0.995568526105076, 0.994801176081669, 0.993973102356048, 0.993084457588532, 0.992135405511397}; + +const LC3_FLOAT plc_tdc_lpc_96[17] = {1, 0.999992289401289, 0.999969157961872, 0.999930606751878, 0.999876637554759, 0.999807252867157, 0.999722455898711, 0.999622250571809, 0.999506641521283, 0.999375634094057, 0.999229234348730, 0.999067449055113, 0.998890285693703, 0.998697752455111, 0.998489858239427, 0.998266612655538, 0.998028026020383}; + +const LC3_FLOAT *plc_tdc_lpc_all[6] = {plc_tdc_lpc_8, plc_tdc_lpc_16, plc_tdc_lpc_24, plc_tdc_lpc_32, plc_tdc_lpc_48, plc_tdc_lpc_96}; + +const LC3_FLOAT plc_tdc_lpc_8_25ms[9] = {1, 0.998890285693703, 0.995568526105076, 0.990056789412169, 0.982391584470799, 0.972623458066693, 0.960816439805232, 0.947047343167065, 0.931404933402306}; + +const LC3_FLOAT plc_preemph_fac[] = {0.62, 0.72, 0.82, 0.92, 0.92, 0.92}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_8_10ms[81] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, + 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, + 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80}; +const LC3_INT ACC_COEFF_PER_BAND_PLC_16_10ms[81] = { + 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, + 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, + 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, + 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150, 152, 154, 156, 158, 160}; +const LC3_INT ACC_COEFF_PER_BAND_PLC_24_10ms[81] = { + 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, + 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, + 126, 129, 132, 135, 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, + 189, 192, 195, 198, 201, 204, 207, 210, 213, 216, 219, 222, 225, 228, 231, 234, 237, 240}; +const LC3_INT ACC_COEFF_PER_BAND_PLC_32_10ms[81] = { + 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, + 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152, 156, 160, 164, + 168, 172, 176, 180, 184, 188, 192, 196, 200, 204, 208, 212, 216, 220, 224, 228, 232, 236, 240, 244, 248, + 252, 256, 260, 264, 268, 272, 276, 280, 284, 288, 292, 296, 300, 304, 308, 312, 316, 320}; +const LC3_INT ACC_COEFF_PER_BAND_PLC_48_10ms[81] = { + 0, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108, 114, 120, + 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210, 216, 222, 228, 234, 240, 246, + 252, 258, 264, 270, 276, 282, 288, 294, 300, 306, 312, 318, 324, 330, 336, 342, 348, 354, 360, 366, 372, + 378, 384, 390, 396 , 402, 408, 414, 420, 426, 432, 438, 444, 450, 456, 462, 468, 474, 480}; +const LC3_INT ACC_COEFF_PER_BAND_PLC_96_10ms[81] = { + 0, 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192, 204, 216, 228, 240, + 252, 264, 276, 288, 300, 312, 324, 336, 348, 360, 372, 384, 396, 408, 420, 432, 444, 456, 468, 480, 492, + 504, 516, 528, 540, 552, 564, 576, 588, 600, 612, 624, 636, 648, 660, 672, 684, 696, 708, 720, 732, 744, + 756, 768, 780, 792, 804, 816, 828, 840, 852, 864, 876, 888, 900, 912, 924, 936, 948, 960}; + +const LC3_INT* ACC_COEFF_PER_BAND_PLC[] = { + ACC_COEFF_PER_BAND_PLC_8_10ms, ACC_COEFF_PER_BAND_PLC_16_10ms, ACC_COEFF_PER_BAND_PLC_24_10ms, + ACC_COEFF_PER_BAND_PLC_32_10ms, ACC_COEFF_PER_BAND_PLC_48_10ms, ACC_COEFF_PER_BAND_PLC_96_10ms}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_8_2_5ms[21] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, + 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_16_2_5ms[41] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_24_2_5ms[61] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_32_2_5ms[81] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, + 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, + 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_48_2_5ms[61] = { + 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, + 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, + 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_96_2_5ms[81] = { + 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, + 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, + 126, 129, 132, 135, 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, + 189, 192, 195, 198, 201, 204, 207, 210, 213, 216, 219, 222, 225, 228, 231, 234, 237, 240}; + +const LC3_INT* ACC_COEFF_PER_BAND_PLC_2_5ms[] = { + ACC_COEFF_PER_BAND_PLC_8_2_5ms, ACC_COEFF_PER_BAND_PLC_16_2_5ms, ACC_COEFF_PER_BAND_PLC_24_2_5ms, + ACC_COEFF_PER_BAND_PLC_32_2_5ms, ACC_COEFF_PER_BAND_PLC_48_2_5ms, ACC_COEFF_PER_BAND_PLC_96_2_5ms}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_8_5ms[41] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_16_5ms[81] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, + 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, + 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_24_5ms[41] = {0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, + 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, + 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_32_5ms[81] = { + 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, + 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, + 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, + 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150, 152, 154, 156, 158, 160}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_48_5ms[81] = { + 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, + 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, + 126, 129, 132, 135, 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, + 189, 192, 195, 198, 201, 204, 207, 210, 213, 216, 219, 222, 225, 228, 231, 234, 237, 240}; + +const LC3_INT ACC_COEFF_PER_BAND_PLC_96_5ms[81] = { + 0, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108, 114, 120, + 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210, 216, 222, 228, 234, 240, 246, + 252, 258, 264, 270, 276, 282, 288, 294, 300, 306, 312, 318, 324, 330, 336, 342, 348, 354, 360, 366, 372, + 378, 384, 390, 396, 402, 408, 414, 420, 426, 432, 438, 444, 450, 456, 462, 468, 474, 480}; + +const LC3_INT* ACC_COEFF_PER_BAND_PLC_5ms[] = { + ACC_COEFF_PER_BAND_PLC_8_5ms, ACC_COEFF_PER_BAND_PLC_16_5ms, ACC_COEFF_PER_BAND_PLC_24_5ms, + ACC_COEFF_PER_BAND_PLC_32_5ms, ACC_COEFF_PER_BAND_PLC_48_5ms, ACC_COEFF_PER_BAND_PLC_96_5ms}; + +const LC3_INT32 mdct_grp_bins[10] = { 4, 14, 24, 44, 84, 164, 244, 324, 404, 484 }; + +#if defined(CR8_A_PLC_FADEOUT_TUNING) +const LC3_INT16 plc_fadeout_param_maxlen[4] = {800, 400, 266, 200}; +const LC3_INT16 plc_fadeout_param_maxbytes[4] = {27, 14, 9, 7}; +#endif diff --git a/lib_lc3plus/constants.h b/lib_lc3plus/constants.h new file mode 100644 index 0000000000000000000000000000000000000000..ace0f938306f301bb3729eb5e645995b29c23fd7 --- /dev/null +++ b/lib_lc3plus/constants.h @@ -0,0 +1,238 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef CONSTANTS_H +#define CONSTANTS_H + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "structs.h" + +/* DCT */ +extern const Complex dct2_16[16]; + +/* Ari coder */ +extern const LC3_INT16 ari_tns_order_cf[2][9]; +extern const LC3_INT16 ari_tns_freq_cf[8][18]; +extern const LC3_INT ari_spec_lookup_fl[4096]; +extern const LC3_INT16 ari_spec_cumfreq_fl[64][18]; +extern const LC3_INT ari_spec_bits_fl[64][17]; + +/* SNS */ +extern const LC3_FLOAT sns_W[6]; +extern const LC3_FLOAT *sns_preemph_all[6]; +extern const LC3_FLOAT sns_LFCB[8][32]; +extern const LC3_FLOAT sns_HFCB[8][32]; +extern const LC3_INT pvq_enc_A[16][11]; +extern const LC3_FLOAT idct_lookup[M][M]; + +/* 12.8 kHz resampler */ +extern const LC3_FLOAT lp_scale_factors[6]; + +extern const LC3_INT32 resamp_params[][4]; +extern const LC3_FLOAT *lp_filter[6]; +extern const LC3_FLOAT highpass50_filt_b[3]; +extern const LC3_FLOAT highpass50_filt_a[3]; +extern const LC3_INT up_fac[6]; + +/* TNS */ +extern const LC3_FLOAT quants_pts_tns[17]; +extern const LC3_INT huff_bits_tns[8][17]; +extern const LC3_INT order1_tns[8]; +extern const LC3_INT order2_tns[8]; +extern const LC3_FLOAT lagw_tns[9]; +extern const LC3_FLOAT quants_pts_tns[17]; +extern const LC3_FLOAT quants_thr_tns[18]; + +/* SNS */ +extern const LC3_FLOAT sns_vq_far_adj_gains_fl[8]; +extern const LC3_FLOAT sns_vq_near_adj_gains_fl[4]; +extern const LC3_FLOAT sns_vq_reg_lf_adj_gains_fl[4]; +extern const LC3_FLOAT q_g_sns[6]; +extern const LC3_FLOAT sns_vq_reg_adj_gains_fl[2]; +extern const LC3_FLOAT sns_dec_gains[4][8]; + +/* Global Gain */ +extern const LC3_INT gg_p1[6]; +extern const LC3_INT gg_p2[6]; +extern const LC3_INT gg_p3[6]; +extern const LC3_FLOAT gg_c[6]; +extern const LC3_FLOAT gg_d[6]; + +/* Olpa */ +extern const LC3_FLOAT olpa_down2[5]; +extern const LC3_FLOAT olpa_acw[98]; + +/* LTPF */ +extern const LC3_FLOAT conf_inter_filter_48[4][12]; +extern const LC3_FLOAT conf_inter_filter_32[4][8]; +extern const LC3_FLOAT conf_inter_filter_24[4][6]; +extern const LC3_FLOAT conf_inter_filter_16[4][4]; +extern const LC3_FLOAT conf_tilt_filter_48[4][11]; +extern const LC3_FLOAT conf_tilt_filter_32[4][7]; +extern const LC3_FLOAT conf_tilt_filter_24[4][5]; +extern const LC3_FLOAT conf_tilt_filter_16[4][3]; +extern const LC3_FLOAT inter4_1[33]; +extern const LC3_FLOAT enc_inter_filter[4][4]; + +/* Bandwidth Detector */ +extern const LC3_INT threshold_quiet[4]; +extern const LC3_INT threshold_brickwall[4]; +extern const LC3_INT brickwall_dist[4]; +extern const LC3_INT BW_warp_idx_start_16k[4]; +extern const LC3_INT BW_warp_idx_stop_16k[4]; +extern const LC3_INT BW_warp_idx_start_24k[4]; +extern const LC3_INT BW_warp_idx_stop_24k[4]; +extern const LC3_INT BW_warp_idx_start_32k[4]; +extern const LC3_INT BW_warp_idx_stop_32k[4]; +extern const LC3_INT BW_warp_idx_start_48k[4]; +extern const LC3_INT BW_warp_idx_stop_48k[4]; +extern const LC3_INT* BW_warp_idx_start_all[4]; +extern const LC3_INT* BW_warp_idx_stop_all[4]; + +extern const LC3_INT BW_warp_idx_start_16k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_16k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_start_24k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_24k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_start_32k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_32k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_start_48k_2_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_48k_2_5ms[4]; +extern const LC3_INT* BW_warp_idx_start_all_2_5ms[4]; +extern const LC3_INT* BW_warp_idx_stop_all_2_5ms[4]; +extern const LC3_INT BW_cutoff_bin_all_2_5ms_HR[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT bands_number_2_5ms_HR[6]; + +extern const LC3_INT BW_cutoff_bin_all_2_5ms[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT bands_number_2_5ms[5]; + + +extern const LC3_INT BW_warp_idx_start_16k_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_16k_5ms[4]; +extern const LC3_INT BW_warp_idx_start_24k_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_24k_5ms[4]; +extern const LC3_INT BW_warp_idx_start_32k_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_32k_5ms[4]; +extern const LC3_INT BW_warp_idx_start_48k_5ms[4]; +extern const LC3_INT BW_warp_idx_stop_48k_5ms[4]; +extern const LC3_INT* BW_warp_idx_start_all_5ms[4]; +extern const LC3_INT* BW_warp_idx_stop_all_5ms[4]; +extern const LC3_INT BW_cutoff_bin_all_5ms[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT bands_number_5ms[6]; +extern const LC3_INT BW_cutoff_bin_all_HR[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT BW_cutoff_bin_all_5ms_HR[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT BW_cutoff_bin_all[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT BW_cutoff_bits_all[MAX_BW_BANDS_NUMBER]; + +#ifdef CR8_G_ADD_75MS +extern const LC3_INT BW_cutoff_bin_all_7_5ms[MAX_BW_BANDS_NUMBER]; +extern const LC3_INT bands_number_7_5ms[6]; +extern const LC3_INT bands_number_7_5ms_HR[6]; +extern const LC3_INT* BW_warp_idx_start_all_7_5ms[4]; +extern const LC3_INT* BW_warp_idx_stop_all_7_5ms[4]; +extern const LC3_INT brickwall_dist_7_5ms[4]; +extern const LC3_INT* ACC_COEFF_PER_BAND_PLC_7_5ms[]; +#endif + +/* Arithmetic coding */ +extern const LC3_INT tns_cf[8][18]; +extern const LC3_INT tns_freq_cf[2][9]; + +/* MDCT Windows */ +extern const LC3_FLOAT MDCT_WINDOW_80[160]; +extern const LC3_FLOAT MDCT_WINDOW_160[320]; +extern const LC3_FLOAT MDCT_WINDOW_240[480]; +extern const LC3_FLOAT MDCT_WINDOW_320[640]; +extern const LC3_FLOAT MDCT_WINDOW_480[960]; +extern const LC3_FLOAT MDCT_WINDOW_960[1920]; +extern const LC3_FLOAT* MDCT_WINS_10ms[2][6]; +extern const LC3_INT MDCT_la_zeroes[6]; + +extern const LC3_FLOAT MDCT_WINDOW_80_2_5ms[40]; +extern const LC3_FLOAT MDCT_WINDOW_160_2_5ms[80]; +extern const LC3_FLOAT MDCT_WINDOW_240_2_5ms[120]; +extern const LC3_FLOAT MDCT_WINDOW_320_2_5ms[160]; +extern const LC3_FLOAT MDCT_WINDOW_480_2_5ms[240]; +extern const LC3_FLOAT* MDCT_WINS_2_5ms[2][6]; +extern const LC3_INT MDCT_la_zeroes_2_5ms[6]; + +extern const LC3_FLOAT MDCT_WINDOW_80_5ms[80]; +extern const LC3_FLOAT MDCT_WINDOW_160_5ms[160]; +extern const LC3_FLOAT MDCT_WINDOW_240_5ms[240]; +extern const LC3_FLOAT MDCT_WINDOW_320_5ms[320]; +extern const LC3_FLOAT MDCT_WINDOW_480_5ms[480]; +extern const LC3_FLOAT* MDCT_WINS_5ms[2][6]; +extern const LC3_INT MDCT_la_zeroes_5ms[6]; + +#ifdef CR8_G_ADD_75MS +extern const LC3_FLOAT* MDCT_WINS_7_5ms[2][6]; +extern const LC3_INT32 MDCT_la_zeroes_7_5ms[6]; +#endif + +extern const LC3_INT MDCT_WINDOWS_LENGTHS_10ms[6]; +extern const LC3_INT MDCT_WINDOWS_LENGTHS_7_5ms[6]; +extern const LC3_INT MDCT_WINDOWS_LENGTHS_5ms[6]; +extern const LC3_INT MDCT_WINDOWS_LENGTHS_2_5ms[6]; + +/* Per band energy */ +extern const LC3_INT* ACC_COEFF_PER_BAND[6]; +extern const LC3_INT* ACC_COEFF_PER_BAND_HR[6]; + +extern const LC3_INT* ACC_COEFF_PER_BAND_2_5ms_HR[6]; +extern const LC3_INT* ACC_COEFF_PER_BAND_2_5ms[5]; + +#ifdef CR8_G_ADD_75MS +extern const LC3_INT* ACC_COEFF_PER_BAND_7_5ms_HR[6]; +extern const LC3_INT* ACC_COEFF_PER_BAND_7_5ms[5]; +#endif + +extern const LC3_INT* ACC_COEFF_PER_BAND_5ms_HR[6]; +extern const LC3_INT* ACC_COEFF_PER_BAND_5ms[5]; + +/* Near Nyquist detector */ +extern const LC3_INT NN_thresh; +/* Tone detector */ +#ifdef CR8_E_TONE_DETECTOR +extern const LC3_INT32 TD_HR_thresh_10ms; +extern const LC3_INT32 TD_HR_thresh_7_5ms; +extern const LC3_INT32 TD_HR_thresh_5ms; +extern const LC3_INT32 TD_HR_thresh_2_5ms; +#endif // CR8_E_TONE_DETECTOR + +extern const LC3_INT32 xavg_N_grp[5]; +extern const LC3_FLOAT *hannOla_wins[5]; +extern const LC3_INT32 gwlpr[MAX_LGW+1]; +#ifdef CR8_A_PLC_FADEOUT_TUNING +extern const LC3_INT16 fade_scheme_tab[24 / 2][3]; +extern const LC3_FLOAT scATHFx[MAX_LGW - 2]; +#endif +extern const LC3_INT32 mdct_grp_bins[10]; +extern const LC3_FLOAT* PhECU_whr16ms_wins[5]; + +extern const LC3_FLOAT plc_preemph_fac[]; +extern const LC3_INT* ACC_COEFF_PER_BAND_PLC[]; +extern const LC3_INT* ACC_COEFF_PER_BAND_PLC_2_5ms[]; +extern const LC3_INT* ACC_COEFF_PER_BAND_PLC_5ms[]; +extern const LC3_FLOAT *plc_tdc_lpc_all[6]; +extern const LC3_FLOAT plc_tdc_lpc_8[17]; +extern const LC3_FLOAT plc_tdc_lpc_16[17]; +extern const LC3_FLOAT plc_tdc_lpc_24[17]; +extern const LC3_FLOAT plc_tdc_lpc_32[17]; +extern const LC3_FLOAT plc_tdc_lpc_48[17]; +extern const LC3_FLOAT plc_tdc_lpc_96[17]; +extern const LC3_FLOAT plc_tdc_lpc_8_25ms[9]; + +#if defined(CR8_A_PLC_FADEOUT_TUNING) +extern const LC3_INT16 plc_fadeout_param_maxlen[4]; +extern const LC3_INT16 plc_fadeout_param_maxbytes[4]; +#endif + +#endif /* CONSTANTS_H */ diff --git a/lib_lc3plus/cutoff_bandwidth.c b/lib_lc3plus/cutoff_bandwidth.c new file mode 100644 index 0000000000000000000000000000000000000000..c0ee62c62c522ce6b70158a4614696aa045cd5a3 --- /dev/null +++ b/lib_lc3plus/cutoff_bandwidth.c @@ -0,0 +1,28 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void process_cutoff_bandwidth(LC3_FLOAT *d_fl, LC3_INT len, LC3_INT bw_bin) +{ + LC3_INT i; + + if (len > bw_bin){ + for (i = -1; i < 3; i++) { + d_fl[bw_bin + i] = d_fl[bw_bin + i] * LC3_POW(2, -(i + 2)); + } + + for (i = bw_bin + 3; i < len; i++) { + d_fl[i] = 0; + } + } +} diff --git a/lib_lc3plus/dct4.c b/lib_lc3plus/dct4.c new file mode 100644 index 0000000000000000000000000000000000000000..055db02cbd8be826bdea341bda37fa126dfe8168 --- /dev/null +++ b/lib_lc3plus/dct4.c @@ -0,0 +1,95 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void dct2_init(Dct2* dct, int length) +{ + assert(length <= MAX_LEN); + dct->length = length; + fft_init(&dct->fft, length); +} + +void dct2_free(Dct2* dct) +{ + if (dct) { + fft_free(&dct->fft); + memset(dct, 0, sizeof(*dct)); + } +} + +void dct2_apply(Dct2* dct, const LC3_FLOAT* input, LC3_FLOAT* output) +{ + Complex tmp1[MAX_LEN]; + Complex tmp2[MAX_LEN]; + int i; + assert(input != output); + + for (i = 0; i < 8; i++) { + tmp1[i] = cmplx(input[i * 2], 0); + tmp1[16 - i - 1] = cmplx(input[i * 2 + 1], 0); + } + + fft_apply(&dct->fft, tmp1, tmp2); + + for (i = 0; i < 16; i++) { + output[i] = cmul(tmp2[i], dct2_16[i]).r; + } + output[0] /= (LC3_FLOAT)1.414213562373095; /* SQRT(2) */ +} + + +void dct4_init(Dct4* dct, int length) +{ + int i; + assert(length <= MAX_LEN); + dct->length = length; + dct->twid1 = calloc(sizeof(*dct->twid1), length / 2); + dct->twid2 = calloc(sizeof(*dct->twid2), length / 2); + for (i = 0; i < length / 2; i++) { + dct->twid1[i] = cexpi(-(LC3_FLOAT)M_PI * (i + (LC3_FLOAT)0.25) / length); + dct->twid2[i] = cexpi(-(LC3_FLOAT)M_PI * i / length); + } + fft_init(&dct->fft, length / 2); +} + +void dct4_free(Dct4* dct) +{ + if (dct) { + free(dct->twid1); + free(dct->twid2); + fft_free(&dct->fft); + memset(dct, 0, sizeof(*dct)); + } +} + +void dct4_apply(Dct4* dct, const LC3_FLOAT* input, LC3_FLOAT* output) +{ + Complex tmp2[MAX_LEN / 2]; + int i = 0; + Complex* tmp1 = (Complex*)output; + const int len = dct->length; + const LC3_FLOAT norm = (LC3_FLOAT)1.0 / LC3_SQRT((LC3_FLOAT)(len >> 1)); + assert(input != output); + + for (i = 0; i < len >> 1; i++) { + tmp1[i] = cmul(cmplx(input[i * 2], input[len - i * 2 - 1]), dct->twid1[i]); + } + + fft_apply(&dct->fft, tmp1, tmp2); + + for (i = 0; i < len >> 1; i++) { + Complex t = cmul(tmp2[i], dct->twid2[i]); + output[i * 2] = t.r * norm; + output[len - i * 2 - 1] = -t.i * norm; + } +} diff --git a/lib_lc3plus/dec_entropy.c b/lib_lc3plus/dec_entropy.c new file mode 100644 index 0000000000000000000000000000000000000000..4e1f830a244dec07a3f21b0da4a382270f491512 --- /dev/null +++ b/lib_lc3plus/dec_entropy.c @@ -0,0 +1,278 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit); +static void read_uint_fl(LC3_INT nbits, LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* val); + +void read_bit_fl(LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* bit) +{ + if (ptr[*bp_side] & *mask_side) { + *bit = 1; + } else { + *bit = 0; + } + + if (*mask_side == 128) { + *mask_side = 1; + *bp_side = *bp_side - 1; + } else { + *mask_side = *mask_side * 2; + } +} + +void read_uint_fl(LC3_INT nbits, LC3_UINT8* ptr, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT* val) +{ + LC3_INT bit, i; + + read_bit_fl(ptr, mask_side, bp_side, val); + + for (i = 1; i < nbits; i++) { + read_bit_fl(ptr, mask_side, bp_side, &bit); + *val = *val + (bit << i); + } +} + +#ifdef ENABLE_PADDING +LC3_INT paddingDec_fl(LC3_UINT8* bytes, LC3_INT nbbits, LC3_INT L_spec, LC3_INT bw_cutoff_bits, LC3_INT ep_enabled, LC3_INT* total_padding, LC3_INT *np_zero) +{ + LC3_INT lastnz_threshold; + LC3_INT val, padding_len_bits, padding_len; + LC3_INT bp_side; + LC3_INT mask_side; + LC3_UINT8* ptr = bytes; + + LC3_INT nbbytes = nbbits >> 3; + LC3_INT lastnz; + LC3_INT bw_cutoff_idx; + LC3_INT nbits = ceil(LC3_LOGTWO(L_spec / 2)); + + if (nbits > nbbits) + { + return 1; + } + + *np_zero = 0; + + *total_padding = 0; + + bp_side = (nbbits - 1) >> 3; + mask_side = 1 << (8 - (nbbits - (bp_side << 3))); + + if (bp_side < 19 || bp_side >= LC3PLUS_MAX_BYTES) { + return 1; + } + + ptr = bytes; + + if (bw_cutoff_bits > 0) { + read_uint_fl(bw_cutoff_bits, ptr, &mask_side, &bp_side, &bw_cutoff_idx); + } + + read_uint_fl(nbits, ptr, &mask_side, &bp_side, &lastnz); + + lastnz_threshold = (1 << nbits) - 1 - 1; + + while (lastnz == lastnz_threshold) { + padding_len_bits = 16 - nbits - bw_cutoff_bits - 4; + + /*Read padding length*/ + read_uint_fl(padding_len_bits, ptr, &mask_side, &bp_side, &padding_len); + + /* Read 4 reserved bits */ + read_uint_fl(4, ptr, &mask_side, &bp_side, &val); + + if (ep_enabled == 0) + { + /* Discard padding length bytes */ + bp_side = bp_side - padding_len; + *total_padding = *total_padding + padding_len + 2; + } + else + { + *total_padding = *total_padding + 2; + *np_zero = *np_zero + padding_len; + } + + /* check if minimum payload size is reached */ + if ((nbbytes - (*total_padding + *np_zero)) < 20) { + return 1; + } + + /* Read bandwidth bits */ + if (bw_cutoff_bits > 0) { + read_uint_fl(bw_cutoff_bits, ptr, &mask_side, &bp_side, &bw_cutoff_idx); + } + + read_uint_fl(nbits, ptr, &mask_side, &bp_side, &lastnz); + } + + if (ep_enabled != 0) + { + *total_padding = *total_padding + *np_zero; + } + + return 0; +} +#endif + +void processDecoderEntropy_fl(LC3_UINT8* bytes, LC3_INT numbytes, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT N, LC3_INT fs_idx, + LC3_INT bw_cutoff_bits, LC3_INT* bfi, LC3_INT* gg_idx, LC3_INT* scf_idx, LC3_INT* fac_ns_idx, + LC3_INT* tns_numfilters, LC3_INT* tns_order, LC3_INT* ltpf_idx, LC3_INT* bw_cutoff_idx, LC3_INT* lastnz, + LC3_INT* lsbMode, LC3_INT frame_dms) +{ + + LC3_INT plc_trigger_bw, plc_trigger_last_nz, plc_trigger_SNS1, plc_trigger_SNS2, tmp, bit, + submodeMSB, i, ltpf_tmp[3], ind, submodeLSB, bp_side_local, mask_side_local; + LC3_UINT8* ptr; + LC3_INT gainMSBbits[4] = {1, 1, 2, 2}; + + *bp_side = -1; + bp_side_local = numbytes - 1; /* Matlab offset by 1 */ + mask_side_local = 1; + *mask_side = -1; + ptr = bytes; + *lsbMode = -1; + *lastnz = -1; + + plc_trigger_bw = 1; /* Bandwidth */ + plc_trigger_last_nz = 1; /* Last non-zero tuple */ + plc_trigger_SNS1 = 1; /* SNS-VQ 2nd stage MPVQ data (24-25 bits) */ + plc_trigger_SNS2 = 1; /* SNS-VQ 2nd stage MPVQ data (24-25 bits) */ + + + + /* Bandwidth */ + if (bw_cutoff_bits > 0) { + read_uint_fl(bw_cutoff_bits, ptr, &mask_side_local, &bp_side_local, bw_cutoff_idx); + + if (fs_idx < *bw_cutoff_idx) { + *bfi = plc_trigger_bw; + + if (*bfi) { + return; + } + } + } else { + *bw_cutoff_idx = fs_idx; + } + + /* Number of TNS filters */ + if (*bw_cutoff_idx < 3 || frame_dms == 25) { + *tns_numfilters = 1; + } else { + *tns_numfilters = 2; + } + + /* Last non-zero tuple */ + read_uint_fl(ceil(LC3_LOGTWO(N >> 1)), ptr, &mask_side_local, &bp_side_local, lastnz); + *lastnz = (*lastnz + 1) * 2; + + if (*lastnz > N) { + *bfi = plc_trigger_last_nz; + if (*bfi) { + return; + } + } + + /* LSB mode bit */ + read_bit_fl(ptr, &mask_side_local, &bp_side_local, lsbMode); + + /* Global gain */ + read_uint_fl(8, ptr, &mask_side_local, &bp_side_local, gg_idx); + + /* TNS activation flag */ + for (i = 0; i < *tns_numfilters; i++) { + read_bit_fl(ptr, &mask_side_local, &bp_side_local, &bit); + tns_order[i] = bit; + } + + /* LTPF activation flag */ + read_bit_fl(ptr, &mask_side_local, &bp_side_local, <pf_tmp[0]); + + /* SNS-VQ 1st stage */ + read_uint_fl(5, ptr, &mask_side_local, &bp_side_local, &scf_idx[0]); + read_uint_fl(5, ptr, &mask_side_local, &bp_side_local, &scf_idx[1]); + + /* SNS-VQ 2nd stage side-info (3-4 bits) */ + read_bit_fl(ptr, &mask_side_local, &bp_side_local, &submodeMSB); + scf_idx[2] = submodeMSB * 2; + + read_uint_fl(gainMSBbits[scf_idx[2]], ptr, &mask_side_local, &bp_side_local, &scf_idx[3]); + read_bit_fl(ptr, &mask_side_local, &bp_side_local, &scf_idx[4]); + + /* SNS-VQ 2nd stage MPVQ data (24-25 bits) */ + if (submodeMSB == 0) { + read_uint_fl(25, ptr, &mask_side_local, &bp_side_local, &tmp); + if (tmp >= 33460056) { + *bfi = plc_trigger_SNS1; + if (*bfi) { + return; + } + } + + ind = floor(tmp / 2390004); + scf_idx[5] = tmp - ind * 2390004; + + if (ind < 2) { + submodeLSB = 1; + scf_idx[3] = scf_idx[3] * 2 + ind; + scf_idx[6] = -2; + } else { + submodeLSB = 0; + scf_idx[6] = ind - 2; + } + + } else { + read_uint_fl(24, ptr, &mask_side_local, &bp_side_local, &tmp); + + if (tmp >= 16708096) { + *bfi = plc_trigger_SNS2; + if (*bfi) { + return; + } + } + + if (tmp >= 15158272) { + submodeLSB = 1; + scf_idx[3] = scf_idx[3] * 2 + ((tmp - 15158272) & 1); + scf_idx[5] = floor((tmp - 15158272) / 2); + scf_idx[6] = -2; + } else { + submodeLSB = 0; + scf_idx[5] = tmp; + scf_idx[6] = -1; + } + } + + scf_idx[2] = scf_idx[2] + submodeLSB; + + /* LTPF data */ + if (ltpf_tmp[0] == 1) { + read_bit_fl(ptr, &mask_side_local, &bp_side_local, <pf_tmp[1]); + read_uint_fl(9, ptr, &mask_side_local, &bp_side_local, <pf_tmp[2]); + } else { + ltpf_tmp[1] = 0; + ltpf_tmp[2] = 0; + } + + for (i = 0; i < 3; i++) { + ltpf_idx[i] = ltpf_tmp[i]; + } + + /* Noise factor */ + read_uint_fl(3, ptr, &mask_side_local, &bp_side_local, fac_ns_idx); + + *bp_side = bp_side_local; + *mask_side = mask_side_local; +} diff --git a/lib_lc3plus/dec_lc3_fl.c b/lib_lc3plus/dec_lc3_fl.c new file mode 100644 index 0000000000000000000000000000000000000000..6483265677ddc4c49eb1949719c5955ee2d2a850 --- /dev/null +++ b/lib_lc3plus/dec_lc3_fl.c @@ -0,0 +1,373 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +static int Dec_LC3PLUS_Channel_fl(LC3PLUS_Dec* decoder, int channel, uint8_t* bs_in, void* s_out, int bps, int bfi_ext) +{ + DecSetup* h_DecSetup; + LC3_INT mask_side = 0, bp_side = 0, bfi = 0, gg_idx = 0, fac_ns_idx = 0, tns_numfilters = 0, bw_cutoff_idx = 0, + lastnz = 0, lsbMode = 0, nf_seed = 0, zero_frame = 0, residualPresent = 0, nbits_residual = 0, bitsRead = 0, + i = 0, tns_order[2] = {0}, sqQdec[MAX_LEN] = {0}; + LC3_INT b_left; + LC3_FLOAT stab_fac = 0; + + h_DecSetup = decoder->channel_setup[channel]; + + memset(h_DecSetup->tns_idx, 0, sizeof(*h_DecSetup->tns_idx) * TNS_NUMFILTERS_MAX * MAXLAG); + + bfi = bfi_ext; + + decoder->rframe = 0; + if (bfi == 3) + { + bfi = 2; + decoder->rframe = 1; + } + + /* Entropy decoding */ + if (bfi != 1) { + processDecoderEntropy_fl(bs_in, h_DecSetup->targetBytes, &mask_side, &bp_side, decoder->yLen, decoder->fs_idx, + decoder->BW_cutoff_bits, &bfi, &gg_idx, h_DecSetup->scf_idx, &fac_ns_idx, + &tns_numfilters, tns_order, h_DecSetup->ltpf_param, &bw_cutoff_idx, &lastnz, &lsbMode, decoder->frame_dms + ); + h_DecSetup->BW_cutoff_idx_nf = bw_cutoff_idx; + } + + /* Arithmetic decoding */ + if (bfi != 1) { + processAriDecoder_fl(bs_in, bp_side, mask_side, decoder->yLen, decoder->fs_idx, + h_DecSetup->enable_lpc_weighting, tns_numfilters, lsbMode, lastnz, &bfi, tns_order, fac_ns_idx, gg_idx, h_DecSetup->resBits, + sqQdec, &nf_seed, h_DecSetup->tns_idx, &zero_frame, h_DecSetup->targetBytes, &nbits_residual, &residualPresent, decoder->frame_dms, + decoder->n_pc, decoder->be_bp_left, decoder->be_bp_right, 0, &b_left, &h_DecSetup->spec_inv_idx, + decoder->hrmode + ); + + if (decoder->rframe == 1 && zero_frame == 0 && bfi != 1) + { + LC3_INT32 max_bw_stopband = BW_cutoff_bin_all[bw_cutoff_idx]; + bfi = 2; + switch (decoder->frame_dms) + { + case 25: + max_bw_stopband = max_bw_stopband >> 2; + break; + case 50: + max_bw_stopband = max_bw_stopband >> 1; + break; +#ifdef CR8_G_ADD_75MS + case 75: + max_bw_stopband = 3 * (max_bw_stopband >> 2); + break; +#endif + case 100: + break; + } + + h_DecSetup->spec_inv_idx = MAX(lastnz, max_bw_stopband); + } + + /* Cast from int to float */ + for (i = 0; i < decoder->yLen; i++) { + h_DecSetup->sqQdec_fl[i] = (LC3_FLOAT)sqQdec[i]; + } + } + + if (bfi != 1) + { + /* SNS Quantize Decoder */ + process_snsQuantizesScf_Dec(h_DecSetup->scf_idx, h_DecSetup->scf_q); + } + if (h_DecSetup->PlcAdvSetup) + { + processPlcComputeStabFacMain_fl(h_DecSetup->scf_q, h_DecSetup->PlcAdvSetup->scf_q_old, h_DecSetup->PlcAdvSetup->scf_q_old_old, bfi, h_DecSetup->PlcSetup.prevBfi, + h_DecSetup->PlcSetup.prevprevBfi, &h_DecSetup->PlcAdvSetup->stabFac); + } + + if ( bfi != 1 ) + { + stab_fac = 1; + if (h_DecSetup->PlcAdvSetup) + { + stab_fac = h_DecSetup->PlcAdvSetup->stabFac; + } + + /* Partial Concealment */ + processPcMain_fl(&bfi, decoder, h_DecSetup->sqQdec_fl, h_DecSetup, h_DecSetup->ltpf_param[0], stab_fac, gg_idx, h_DecSetup->quantizedGainOff, + fac_ns_idx, &h_DecSetup->statePC, h_DecSetup->spec_inv_idx, decoder->yLen); + } + + /* Decoding only if no bit error detected */ + if (bfi != 1) { + /* Residual decoding */ + if (residualPresent) { + processResidualDecoding_fl(&bitsRead, h_DecSetup->sqQdec_fl, decoder->yLen, h_DecSetup->resBits, + nbits_residual + , decoder->hrmode + ); + } + + + /* Noise filling */ + if (zero_frame == 0) { + processNoiseFilling_fl(h_DecSetup->sqQdec_fl, nf_seed, fac_ns_idx, decoder->cutoffBins[h_DecSetup->BW_cutoff_idx_nf], decoder->frame_dms, h_DecSetup->prev_fac_ns, h_DecSetup->spec_inv_idx); + } + + /* Application of global gain */ + processApplyGlobalGain_fl(h_DecSetup->sqQdec_fl, decoder->yLen, gg_idx, h_DecSetup->quantizedGainOff); + + /* TNS decoder */ + processTnsDecoder_fl(h_DecSetup->sqQdec_fl, h_DecSetup->tns_idx, tns_order, tns_numfilters, + decoder->cutoffBins[bw_cutoff_idx], h_DecSetup->N_red_tns, h_DecSetup->fs_red_tns); + + /* SNS interpolation */ + processSnsInterpolateScf_fl(h_DecSetup->scf_q, 0, decoder->bands_number, h_DecSetup->int_scf); + + /* MDCT shaping */ + processMdctShaping_fl(h_DecSetup->sqQdec_fl, h_DecSetup->int_scf, decoder->bands_offset, decoder->bands_number); + } + + /* PLC */ + processPlcMain_fl(h_DecSetup->sqQdec_fl, h_DecSetup->x_fl, decoder, h_DecSetup, bfi, h_DecSetup->PlcAdvSetup, &h_DecSetup->PlcSetup, + decoder->plcMeth, h_DecSetup->ltpf_mem_pitch, h_DecSetup->ltpf_mem_pitch_fr, decoder->tilt, decoder->bands_offset, + decoder->bands_number, decoder->bands_offsetPLC, decoder->n_bandsPLC, decoder->hrmode, &h_DecSetup->statePC); + + processPlcDampingScramblingMain_fl(&h_DecSetup->PlcNsSetup.seed, + &h_DecSetup->statePC.seed, h_DecSetup->statePC.ns_nbLostCmpt_pc, + h_DecSetup->PlcSetup.nbLostCmpt, &h_DecSetup->PlcAdvSetup->stabFac, + &h_DecSetup->PlcAdvSetup->cum_fading_slow, &h_DecSetup->PlcAdvSetup->cum_fading_fast, + h_DecSetup->PlcSetup.q_d_prev, h_DecSetup->sqQdec_fl, h_DecSetup->spec_inv_idx, decoder->yLen, bfi, + decoder->frame_dms, h_DecSetup->concealMethod, h_DecSetup->ltpf_mem_pitch, h_DecSetup->ltpf_param[0], + &h_DecSetup->PlcAdvSetup->cum_fflcAtten +#ifdef CR8_A_PLC_FADEOUT_TUNING + , h_DecSetup->PlcAdvSetup->plc_fadeout_type +#endif + ); + + /* IMDCT */ + if (h_DecSetup->concealMethod == 4 || bfi != 1 ) + { + ProcessingIMDCT_fl(h_DecSetup->sqQdec_fl, decoder->frame_length, decoder->imdct_win, decoder->imdct_winLen, decoder->imdct_laZeros, + h_DecSetup->imdct_mem, h_DecSetup->x_fl, &h_DecSetup->dct4structImdct); + } + + processPlcUpdate_fl(h_DecSetup->PlcAdvSetup + , decoder->frame_length, h_DecSetup->x_fl, h_DecSetup->scf_q, + &h_DecSetup->PlcSetup.nbLostCmpt, &h_DecSetup->PlcNsSetup.cum_alpha, bfi, &h_DecSetup->PlcSetup.prevBfi, &h_DecSetup->PlcSetup.prevprevBfi); + + /* LTPF decoder */ + process_ltpf_decoder_fl(h_DecSetup->x_fl, decoder->frame_length, h_DecSetup->x_fl, decoder->fs, + h_DecSetup->ltpf_mem_x, h_DecSetup->ltpf_mem_y, &h_DecSetup->ltpf_mem_pitch, + &h_DecSetup->ltpf_mem_pitch_fr, &h_DecSetup->ltpf_mem_gain, &h_DecSetup->ltpf_mem_beta_idx, + bfi, h_DecSetup->ltpf_param, h_DecSetup->ltpf_param_mem, h_DecSetup->ltpf_conf_beta_idx, + h_DecSetup->ltpf_conf_beta, h_DecSetup->concealMethod, h_DecSetup->alpha + , &h_DecSetup->ltpf_mem_active +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + , &h_DecSetup->rel_pitch_change, decoder->hrmode, decoder->frame_dms +#endif + ); + + { + /* Round, scale and copy output to output buffer */ + if (bps == 16) { + for (i = 0; i < decoder->frame_length; i++) { + LC3_FLOAT tmp = round(h_DecSetup->x_fl[i]); + ((int16_t*)s_out)[i] = (int16_t)fmaxf(fminf(tmp, 32767), -32768); + } + } else { + for (i = 0; i < decoder->frame_length; i++) { + LC3_FLOAT tmp = round(LC3_CONST_POW_2_23 * LC3_CONST_POW_2_M15 * h_DecSetup->x_fl[i]); + ((int32_t*)s_out)[i] = (int32_t)fmaxf(fminf(tmp, LC3_CONST_POW_2_23_RED), LC3_CONST_POW_2_23_NEG); + } + } + } + return bfi; +} + +LC3PLUS_Error Dec_LC3PLUS_fl(LC3PLUS_Dec* decoder, uint8_t* input, LC3_INT32 num_bytes, void** output, LC3_INT32 bps, LC3_INT32 bfi_ext) +{ + LC3_INT32 ch, bfi, lc3_num_bytes; + LC3PLUS_Error err; + LC3_INT32 fec_num_bytes; + LC3_INT32 lc3_channel_num_bytes; + LC3_INT32 channel_bfi, out_bfi; + LC3PLUS_EpModeRequest channel_epmr; + + bfi = bfi_ext; + lc3_num_bytes = 0; + err = LC3PLUS_OK; + + if (bfi == 0) + { + bfi = !num_bytes; + } + + if (decoder->ep_enabled) + { + decoder->combined_channel_coding = decoder->channels > 1 && num_bytes <= 160; + + if (decoder->combined_channel_coding) + { + fec_num_bytes = num_bytes; + + decoder->error_report = + fec_decoder(input, fec_num_bytes, &lc3_num_bytes, (LC3PLUS_EpModeRequest*)&decoder->epmr, decoder->combined_channel_coding, + &decoder->n_pccw, &bfi, &decoder->be_bp_left, &decoder->be_bp_right, &decoder->n_pc, &decoder->m_fec); + + for (ch = 0; ch < decoder->channels; ch++) + { + lc3_channel_num_bytes = lc3_num_bytes / decoder->channels + (ch < (lc3_num_bytes % decoder->channels)); + + + if (bfi != 1 && lc3_channel_num_bytes != decoder->channel_setup[ch]->last_size) + { + err = update_dec_bitrate(decoder, ch, lc3_channel_num_bytes); + if (err) + { + bfi = 1; + decoder->last_error = err; + } + else + { + decoder->channel_setup[ch]->last_size = lc3_channel_num_bytes; + } + } + + bfi = Dec_LC3PLUS_Channel_fl(decoder, ch, input, output[ch], bps, bfi); + input += decoder->channel_setup[ch]->targetBytes; + } + } + else + { + decoder->epmr = LC3PLUS_EPMR_HIGH_NC; + out_bfi = 0; + + for (ch = 0; ch < decoder->channels; ch++) + { + fec_num_bytes = num_bytes / decoder->channels + (ch < (num_bytes % decoder->channels)); + + channel_bfi = bfi; + + decoder->error_report = fec_decoder(input, fec_num_bytes, &lc3_num_bytes, &channel_epmr, + decoder->combined_channel_coding, &decoder->n_pccw, &channel_bfi, + &decoder->be_bp_left, &decoder->be_bp_right, &decoder->n_pc, &decoder->m_fec); + + decoder->epmr = MIN((LC3PLUS_EpModeRequest) decoder->epmr, channel_epmr); + + +#ifdef ENABLE_PADDING + if (channel_bfi != 1) + { + LC3_INT32 padding_len = 0, np_zero = 0; + + if (paddingDec_fl(input, (lc3_num_bytes << 3), decoder->yLen, decoder->BW_cutoff_bits, decoder->ep_enabled, &padding_len, &np_zero)) + { + channel_bfi = 1; + } + + input = input + np_zero; + decoder->n_pc = MAX(decoder->n_pc - (2 * np_zero), 0); + + if (channel_bfi == 2) + { + if (decoder->be_bp_right < (8 * np_zero)) + { + channel_bfi = 0; + decoder->be_bp_left = -1; + decoder->be_bp_right = -1; + } + else + { + decoder->be_bp_right = decoder->be_bp_right - (8 * np_zero); + decoder->be_bp_left = MAX(decoder->be_bp_left - (8 * np_zero), 0); + } + } + lc3_num_bytes = lc3_num_bytes - padding_len; + } +#endif + + if (channel_bfi != 1 && lc3_num_bytes != decoder->channel_setup[ch]->last_size) + { + err = update_dec_bitrate(decoder, ch, lc3_num_bytes); + if (err) + { + channel_bfi = 1; + decoder->last_error = err; + } + else + { + decoder->channel_setup[ch]->last_size = lc3_num_bytes; + } + } + + channel_bfi = Dec_LC3PLUS_Channel_fl(decoder, ch, input, output[ch], bps, channel_bfi); + + out_bfi |= channel_bfi; + input += fec_num_bytes; + } + + bfi = out_bfi & 1; + } + } + else + { + for (ch = 0; ch < decoder->channels; ch++) + { + lc3_num_bytes = num_bytes / decoder->channels + (ch < (num_bytes % decoder->channels)); + +#ifdef ENABLE_PADDING + if (bfi != 1) + { + LC3_INT32 padding_len = 0, np_zero = 0; + + if (paddingDec_fl(input, (lc3_num_bytes << 3), decoder->yLen, decoder->BW_cutoff_bits, decoder->ep_enabled, &padding_len, &np_zero)) + { + bfi = 1; + decoder->last_error = LC3PLUS_PADDING_ERROR; + } + + lc3_num_bytes = lc3_num_bytes - padding_len; + if (lc3_num_bytes < 20 || lc3_num_bytes > LC3PLUS_MAX_BYTES) + { + bfi = 1; /* mark frame as broken if frame size is below the minimum of 20 bytes or above the maximum of LC3PLUS_MAX_BYTES */ + decoder->last_error = FRAMESIZE_ERROR; + } + } +#endif + + if (bfi != 1 && lc3_num_bytes != decoder->channel_setup[ch]->last_size) + { + err = update_dec_bitrate(decoder, ch, lc3_num_bytes); + if (err) + { + bfi = 1; + decoder->last_error = err; + } + else + { + decoder->channel_setup[ch]->last_size = lc3_num_bytes; + } + } + + bfi = Dec_LC3PLUS_Channel_fl(decoder, ch, input, output[ch], bps, bfi); + input += decoder->channel_setup[ch]->targetBytes; + } + } + + if ((decoder->last_error == LC3PLUS_OK) && bfi) + { + decoder->last_error = LC3PLUS_DECODE_ERROR; + } + + return bfi == 1 ? LC3PLUS_DECODE_ERROR : LC3PLUS_OK; +} diff --git a/lib_lc3plus/defines.h b/lib_lc3plus/defines.h new file mode 100644 index 0000000000000000000000000000000000000000..2ee688e6c9c3b0ccf4c7bc325e5fe885a73d2f1a --- /dev/null +++ b/lib_lc3plus/defines.h @@ -0,0 +1,356 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef DEFINES_H +#define DEFINES_H + +#include "options.h" +#include "wmc_auto.h" +#include "stdint.h" + + +typedef float LC3_FLOAT; +typedef int32_t LC3_INT; +typedef int16_t LC3_INT16; +typedef uint16_t LC3_UINT16; +typedef short LC3_SHORT; +typedef uint8_t LC3_UINT8; +typedef int8_t LC3_INT8; +typedef uint32_t LC3_UINT32; + +/* Release defines */ +#define ENABLE_2_5MS_MODE +#define ENABLE_5MS_MODE +#define ENABLE_075_DMS_MODE +#define ENABLE_10_MS_MODE +#define ENABLE_ADVANCED_PLC_FL +#define ENABLE_ADVANCED_PLC_FL_DEFAULT +#define ENABLE_BW_CONTROLLER +#define ENABLE_HR_MODE_FL +#define ENABLE_PADDING +#define ENABLE_RFRAME_FL +#define ENABLE_PLC +/* flags */ +#define ENABLE_PLC_MODE_FLAG +#define ENABLE_BANDWIDTH_FLAG +#define ENABLE_EP_MODE_FLAG +#define ENABLE_FRAME_MS_FLAG +#define ENABLE_HR_MODE_FL_FLAG + +#define CR8_G_ADD_75MS + +#ifndef NO_POST_REL_CHANGES +/* Post-release non-bitexact changes */ +#define CR8_A_PLC_FADEOUT_TUNING /* Adapt PLC fadeout to avoid gaps in signal */ +#define CR9_D_FLOATING_POINT_CODE_SIMPLIFICATIONS +#define CR9_F_PITCH_WIN_LEN_FIX /* Increase window length for pitch calculation */ +#define CR9_G_IMPROVE_TDC /* summarize G,H,J,L,N */ +#ifdef CR9_G_IMPROVE_TDC +#define CR9_G_PLC_NS_TDC_FIX /* Always use TDC if pitch > 0 */ +#define CR9_H_REMOVE_SWITCH_TO_PLC_NS +#define CR9_J_SLOW_TDC_FADEOUT +#define CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER +#ifdef ENABLE_HR_MODE_FL +#ifdef PLC_TUNING_SHORT_FADEOUT +#define CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH +#endif +#endif +#endif /* CR9_G_IMPROVE_TDC */ +#define CR9_I_INC_TDC_FADEOUT_LEN +#define CR9_K_REDUCE_NORM_CORR_TH + +#endif /* NO_POST_REL_CHANGES */ + +#ifdef CR9_D_FLOATING_POINT_CODE_SIMPLIFICATIONS +#define CR9_SIMPLIFY_LOOP +#define CR9_LTPF_REWRITE +#define CR9_QUANT_SPEC_REWRITE +#define CR9_SIMPLIFY_ARI_DECODER +#endif + +#ifdef CR8_A_PLC_FADEOUT_TUNING +#define MAX_UINT8 255 +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER +#ifdef CR9_K_REDUCE_NORM_CORR_TH +#define THRESH_100_DMS_TDC_CNT 9 +#define THRESH_100_DMS_NS_CNT 7 +#define THRESH_100_DMS_TDC_NS_CNT 73 +#define THRESH_075_DMS_TDC_CNT 7 +#define THRESH_075_DMS_NS_CNT 7 +#define THRESH_075_DMS_TDC_NS_CNT 87 +#define THRESH_050_DMS_TDC_CNT 22 +#define THRESH_050_DMS_NS_CNT 15 +#define THRESH_050_DMS_TDC_NS_CNT 141 +#define THRESH_025_DMS_TDC_CNT 20 +#define THRESH_025_DMS_NS_CNT 21 +#define THRESH_025_DMS_TDC_NS_CNT 278 +#else +#define THRESH_100_DMS_TDC_CNT 3 +#define THRESH_100_DMS_NS_CNT 35 +#define THRESH_100_DMS_TDC_NS_CNT 114 +#define THRESH_075_DMS_TDC_CNT 6 +#define THRESH_075_DMS_NS_CNT 37 +#define THRESH_075_DMS_TDC_NS_CNT 130 +#define THRESH_050_DMS_TDC_CNT 12 +#define THRESH_050_DMS_NS_CNT 55 +#define THRESH_050_DMS_TDC_NS_CNT 227 +#define THRESH_025_DMS_TDC_CNT 10 +#define THRESH_025_DMS_NS_CNT 138 +#define THRESH_025_DMS_TDC_NS_CNT 431 +#endif +#else +#define FAC1_FADEOUT 0.2 +#define FAC2_FADEOUT 1.5 +#define FAC3_FADEOUT 1.75 +#endif +#define REL_PITCH_THRESH 0.36 +#define PLC_LONGTERM_ANALYSIS_MS 200 /* Analysis window 2000 ms / 10 ms */ + +#define PLC_LONGTERM_ANALYSIS_STARTUP_FILL 0.5f /* required buffer fill amount, set to 0.0 to not require any fill at all */ + + +#endif + +/* Precision Defines */ +#define LC3_FABS(x) (fabsf(x)) +#define LC3_POW(x, y) (powf(x, y)) +#define LC3_LOGTEN(x) (log10f(x)) +#define LC3_LOGTWO(x) (log2f(x)) +#define LC3_COS(x) (cos(x)) +#define LC3_SIN(x) (sin(x)) +#define LC3_SQRT(x) (sqrtf(x)) +#define LC3_EXP(x) (expf(x)) + +#define MAX_BR 320000 /* 400 * 800 */ +#define MIN_BR_100DMS 16000 /* 20 * 800 * 100/100 */ +#define MIN_BR_025DMS 64000 /* 20 * 800 * 100/ 25 */ +#define MIN_BR_050DMS 32000 /* 20 * 800 * 100/ 50 */ +#define MAX_BR_050DMS_NB 260800 /* 163 * 800 * 100/ 50 */ +#define MAX_BR_100DMS_NB 114400 /* for 100ms at 8kHz */ +#define MAX_BR_100DMS_WB 221600 /* for 100ms at 16kHz */ +#define MAX_BR_100DMS_SSWB 314400 /* for 100ms at 24kHz */ + +#ifdef CR8_G_ADD_75MS +#define MIN_BR_075DMS_48KHZ_HR ((int)124800/ 800/2)* 800 +#define MIN_BR_075DMS_96KHZ_HR ((int)149600/ 800/2)* 800 +#define MIN_BR_075DMS 21334 /* ceil( 20 * 800 * 100/ 75) */ +#define MAX_BR_075DMS 426667 /* ceil(400 * 800 * 100/ 75) */ +#define MAX_BR_075DMS_NB 152534 /* ceil(143 * 800 * 100/ 75) */ +#define MAX_BR_075DMS_WB 295467 /* ceil(277 * 800 * 100/ 75) */ +#define MAX_BR_075DMS_SSWB 419200 /* ceil(393 * 800 * 100/ 75) */ +#endif +#define CR8_E_TONE_DETECTOR /* Tone detector for hrmode to deactivate TNS - improves SNR and THD+N */ + +typedef int32_t LC3_INT32; + +#if defined(__xtensa__) +#define ALIGNMENT_BALLOC 4 +#define ALIGNMENT_BALLOC_RED 3 +#else +#define ALIGNMENT_BALLOC 8 +#define ALIGNMENT_BALLOC_RED 7 +#endif + +#ifndef CR8_A_PLC_FADEOUT_TUNING +#define PLC2_FADEOUT_IN_MS 30 +#endif + +#ifdef CR8_A_PLC_FADEOUT_TUNING +/* PLC2/PhEcu fading settings */ +/* PLC2/PHEcu muting Table setup settings */ +#define PLC2_FADEOUT_IN_MS_MIN 30 /* Table min */ +#define PLC2_FADEOUT_IN_MS_MAX 140 /* Table max */ +#define PLC2_FADEOUT_RES 10 /* 10 ms steps used in fadeout constant tables */ + +/* current active settings */ +#define PLC2_FADEOUT_IN_MS 30 /* 30 P800 fadeout optimized */ +#define PLC2_FADEOUT_LONG_IN_MS 120 /* 120 MUSHRA, && stable tonal fadeout optimized */ + +#endif + +#define PHECU_FRES 62.5 +#define PHECU_C_JACOB 1.1429 +#define MAX_LGW 9 /* LGW48K + 1 !! */ +#define QUOT_LPR_LTR 4 +#define MAX_PLC_LPROT ((512 * 48) / 32) +#define MAX_PLC_NPLOCS ((MAX_PLC_LPROT / 4) + 1) +#define MAX_PLC_LMSPEC ((MAX_PLC_LPROT / 2) + 1) +#define MAX_PLC_LMEM (400) /* "only" up to 20kHz (400 MDCT bins at 10 ms) at 48 kHz supported by PhEcu */ + +#define POS_ONE_Q15 (32767.0 / 32768.0) +#define PHECU_LTOT_MIN_MAN 1 /* lowest possible mantissa energy value */ +#define PHECU_LTOT_MIN_EXP -61 /* L_tot = PHECU_LTOT_MIN_MAN*2^(PHECU_LTOT_MIN_EXP-31) */ +#define PHECU_LTOT_MIN +#define PHECU_GRP_SHAPE_INIT 0 /* BASOP Q15 */ +#define PHECU_ENV_STAB_LOCAL POS_ONE_Q15 +#define PHECU_DELTA_CORR 5 +#define PHECU_PFIND_SENS 0.93 +#define PHECU_LA 0 + +#define LC3_ROUND(x) (roundf(x)) +#define LC3_FLOOR(x) (floorf(x)) + +#define LC3_CONST_POW_2_16 65536 +#define LC3_CONST_POW_2_M16 1.525878906250000e-05 +#define LC3_CONST_POW_2_100 1.267650600228229e+30 + +#define MAX_LEN_PCM_PLC (MAX_PITCH + MAX_LEN) +#define MAX_PITCH CEILING((MAX_PITCH_12K8 * MAX_LEN * 100), 12800) +#define TDC_L_FIR_HP 11 +#define PLC3_HPBLENDTHROTTLE 30 /* higher numbers increase throttled blending from hp filtered to unfiltered uv excitation (0 is no throttle) */ + +#ifdef CR9_I_INC_TDC_FADEOUT_LEN +#define PLC_FADEOUT_TYPE_1_IN_MS 200 +#endif +#define PLC_FADEOUT_IN_MS 60 /* fade-out to zero in ms for TD-PLC and NS, minimum value is 20 */ +#define PLC4_TRANSIT_START_IN_MS 20 /* begin of transition time for noise substitution for voiced signals */ +#define PLC4_TRANSIT_END_IN_MS PLC_FADEOUT_IN_MS /* end of transition time for noise substitution */ +#define PLC34_ATTEN_FAC_100 0.5000 /* attenuation factor for NS and TDC @ 10 ms*/ +#ifdef CR8_G_ADD_75MS +#define PLC34_ATTEN_FAC_075 0.5946 /* attenuation factor for NS and TDC @ 7.5 ms */ +#endif +#define PLC34_ATTEN_FAC_050 0.7071 /* attenuation factor for NS and TDC @ 5.0 ms*/ +#define PLC34_ATTEN_FAC_025 0.8409 /* attenuation factor for NS and TDC @ 2.5 ms*/ + +#define FEC_SLOT_BYTES_MIN 40 +#define FEC_SLOT_BYTES_MAX 400 + +#define LC3_CONST_POW_2_M15 3.051757812500000e-05 +#define LC3_CONST_POW_2_23 8388608 +#define LC3_CONST_POW_2_23_NEG -8388608 +#define LC3_CONST_POW_2_23_RED 8388607 + +#define LC3_CONST_POW_2_100 1.267650600228229e+30 + +/* G192 bitstream writing/reading */ +#define G192_REDUNDANCY_FRAME 0x6B22 +#define G192_GOOD_FRAME 0x6B21 +#define G192_BAD_FRAME 0x6B20 +#define G192_ZERO 0x007F +#define G192_ONE 0x0081 +#define READ_G192FER /* Allow C executable to also read G192 formatted FER files */ + +#ifdef DEBUG +#ifdef READ_G192FER +#define READ_G192_FER_BYTE /* Allow C executable to also read G192 byte formatted FER files 0x20=BAD , 0x21=Good */ +#endif +#endif + + +#define LC3_EPS (1.1e-7f) + +#define M_PI 3.14159265358979323846 + +/* FUNCTION MACROS */ +#define CEILING(x, y) (((x) + (y)-1) / (y)) + + +#ifdef CR8_A_PLC_FADEOUT_TUNING +#define FRAME2FS_IDX_10MS(x) (x<500 ? (x/100) : 5) /* 80 -> 0, 160 -> 1, 240 -> 2, 320 -> 3, 480 -> 4 , 960 -> 5*/ +#define FS2FS_IDX(x) ((x) == 96000 ? 5 : (x) / 10000) /* 8000 -> 0, 16000 -> 1, 24000 -> 2, 32000 -> 3, 48000 -> 4, 96000 -> 5 */ +#else +#define FRAME2FS_IDX(x) (x / 100) /* 80 -> 0, 160 -> 1, 240 -> 2, 320 -> 3, 480 -> 4*/ +#define FS2FS_IDX(x) \ + (x / 10000) /* 8000 -> 0, 16000 -> 1, 24000 -> 2, 32000 -> 3, 48000 -> 4 \ + */ +#endif +#define UNUSED(x) (void)(x) /* silence unused parameter warning */ +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#define STATIC_ASSERTS(cond, s) typedef char assert_##s[(cond) ? 1 : -1] +#define STATIC_ASSERTI(cond, i) STATIC_ASSERTS(cond, i) +#define STATIC_ASSERT(cond) STATIC_ASSERTI(cond, __LINE__) + +/* For dynamic memory calculations */ +#define CODEC_FS(fs) ((fs) == 44100 ? 48000 : (fs)) +#define DYN_MAX_LEN(fs) MAX(CODEC_FS(fs) / 100, 160) +#define DYN_MAX_LEN_EXT(fs) MAX(CODEC_FS(fs) / 100, 160) /* extension to length 160 for NB(fs=8000) */ +#define DYN_MAX_MDCT_LEN(fs) (DYN_MAX_LEN(fs) - (180 * DYN_MAX_LEN(fs) / 480)) + +/* OPTIONS */ + +#define MAX_LEN_NR 480 +#define MAX_SR 96000 +#define EXT_RES_ITER_MAX 20 +#define MAX_BW_BANDS_NUMBER 6 +#define MAX_LEN MAX_SR/100 /* = 10ms at 96kHz */ +#define MAX_RESBITS 5000 +#define MAX_RESBITS_LEN ((MAX_RESBITS + 7)/8) + +#define MAX_CHANNELS 2 +#define MIN_NBYTES 20 /* 100dms: 16 kbps at !=44.1kHz, 14.7kbps at 44.1kHz + 50dms: 32 kbps at !=44.1kHz, 29.4kbps at 44.1kHz + 25dms: 64 kbps at !=44.1kHz, 58.8kbps at 44.1kHz */ +#define MAX_NBYTES_025 100 /* any dms: 320 kbps at !=44.1kHz, 294 kbps at 44.1kHz */ +#define MAX_NBYTES_050 200 /* any dms: 320 kbps at !=44.1kHz, 294 kbps at 44.1kHz */ +#define MAX_NBYTES_100 400 /* any dms: 320 kbps at !=44.1kHz, 294 kbps at 44.1kHz */ + +#ifdef ENABLE_HR_MODE_FL +#define MIN_BR_25MS_48KHZ_HR ((int)172800/3200/2)*3200 +#define MIN_BR_25MS_96KHZ_HR ((int)198400/3200/2)*3200 +#define MIN_BR_50MS_48KHZ_HR ((int)148800/1600/2)*1600 +#define MIN_BR_50MS_96KHZ_HR ((int)174400/1600/2)*1600 +#define MIN_BR_100MS_48KHZ_HR ((int)124800/800/2)*800 +#define MIN_BR_100MS_96KHZ_HR ((int)149600/800/2)*800 +#endif /* ENABLE_HR_MODE */ +#define MAX_NBYTES2 625 +#define BYTESBUFSIZE (MAX_NBYTES2 * MAX_CHANNELS) +#define MAX_BW_BIN 400 +#if MAX_BW_BIN > MAX_LEN +#define MAX_BW MAX_LEN +#else +#define MAX_BW MAX_BW_BIN +#endif + +#ifdef ENABLE_HR_MODE_FL +#define MAX_BW_HR 960 +#endif + +/* SCF */ +#define M 16 +#define MAX_BANDS_NUMBER 64 +#define MAX_BANDS_NUMBER_PLC 80 +#define PVQ_MAX_VEC_SIZE M + +/* PVQ VQ setup */ +#define SCF_MAX_PARAM \ + 7 /* (L+H) + submode_MSB +gain+(Ia_leads+Ia_mpvq)+(Ib_joint_mpvq), \ + submode-LSB */ + +/* RESIDUAL CODING */ +#define NPRM_RESQ 5 * MAX_LEN + +/* MDCT */ +#define MDCT_MEM_LEN_MAX (MAX_LEN - ((180 * MAX_LEN) / 480)) + +/* TNS */ +#define TNS_NUMFILTERS_MAX 2 +#define MAXLAG 8 + +/* OLPA/LTPF */ +#define LEN_12K8 128 +#define LEN_6K4 64 +#define MIN_PITCH_6K4 17 +#define MAX_PITCH_6K4 114 +#define RANGE_PITCH_6K4 98 +#define MIN_PITCH_12K8 32 +#define MAX_PITCH_12K8 228 +#define RES2_PITCH_12K8 157 +#define RES4_PITCH_12K8 127 +#define LTPF_MEMIN_LEN (MAX_PITCH_12K8 + 4) + +/* Advanced PLC */ + + + +/* some configurations leave empty translation units. */ +extern int fix_empty_translation_unit_warning; + +#endif diff --git a/lib_lc3plus/detect_cutoff_warped.c b/lib_lc3plus/detect_cutoff_warped.c new file mode 100644 index 0000000000000000000000000000000000000000..21b73e8063c0fd07450046362a1a02008b279477 --- /dev/null +++ b/lib_lc3plus/detect_cutoff_warped.c @@ -0,0 +1,92 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processDetectCutoffWarped_fl(LC3_FLOAT* d2, LC3_INT fs_idx, LC3_INT frame_dms, LC3_INT* bw_idx) +{ + const LC3_INT *warp_idx_start, *warp_idx_stop; + LC3_INT counter, brickwall = 0, i, stop, dist; + LC3_FLOAT d2_mean, d2_sum, e_diff, thr; + const LC3_INT *bw_dist; + + warp_idx_start = BW_warp_idx_start_all[fs_idx - 1]; + warp_idx_stop = BW_warp_idx_stop_all[fs_idx - 1]; + + switch (frame_dms) + { + case 25: + warp_idx_start = BW_warp_idx_start_all_2_5ms[fs_idx - 1]; + warp_idx_stop = BW_warp_idx_stop_all_2_5ms[fs_idx - 1]; + bw_dist = brickwall_dist; + break; + case 50: + warp_idx_start = BW_warp_idx_start_all_5ms[fs_idx - 1]; + warp_idx_stop = BW_warp_idx_stop_all_5ms[fs_idx - 1]; + bw_dist = brickwall_dist; + break; +#ifdef CR8_G_ADD_75MS + case 75: + warp_idx_start = BW_warp_idx_start_all_7_5ms[fs_idx - 1]; + warp_idx_stop = BW_warp_idx_stop_all_7_5ms[fs_idx - 1]; + bw_dist = brickwall_dist_7_5ms; + break; +#endif + case 100: + warp_idx_start = BW_warp_idx_start_all[fs_idx - 1]; + warp_idx_stop = BW_warp_idx_stop_all[fs_idx - 1]; + bw_dist = brickwall_dist; + break; + } + + counter = fs_idx; + + d2_sum = sum_vec(&d2[warp_idx_start[counter - 1]], warp_idx_stop[counter - 1] - warp_idx_start[counter - 1] + 1); + + d2_mean = d2_sum / (warp_idx_stop[counter - 1] - warp_idx_start[counter - 1] + 1); + + while (d2_mean < threshold_quiet[counter - 1]) { + d2_sum = 0; + counter--; + if (counter == 0) { + break; + } + + /* calculate mean energy per band */ + d2_sum = + sum_vec(&d2[warp_idx_start[counter - 1]], warp_idx_stop[counter - 1] - warp_idx_start[counter - 1] + 1); + + d2_mean = d2_sum / (warp_idx_stop[counter - 1] - warp_idx_start[counter - 1] + 1); + } + + *bw_idx = counter; + + /* check if energy difference between bands is present */ + if (*bw_idx < fs_idx) { + thr = (LC3_FLOAT)threshold_brickwall[counter]; + stop = warp_idx_start[counter]; + dist = bw_dist[counter]; + + for (i = stop; i >= stop - dist; i--) { + e_diff = 10.0 * LC3_LOGTEN(d2[i - dist + 1] + FLT_EPSILON) - 10.0 * LC3_LOGTEN(d2[i + 1] + FLT_EPSILON); + + if (e_diff > thr) { + brickwall = 1; + break; + } + } + + if (brickwall == 0) { + *bw_idx = fs_idx; + } + } +} diff --git a/lib_lc3plus/enc_entropy.c b/lib_lc3plus/enc_entropy.c new file mode 100644 index 0000000000000000000000000000000000000000..dc285088a40a509c87bf251872fb6a1308f86da1 --- /dev/null +++ b/lib_lc3plus/enc_entropy.c @@ -0,0 +1,128 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static const LC3_INT gainMSBbits[4] = {1, 1, 2, 2}; +static const LC3_INT gainLSBbits[4] = {0, 1, 0, 1}; + +void processEncoderEntropy_fl(LC3_UINT8* bytes, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT numbytes, LC3_INT bw_cutoff_bits, + LC3_INT bw_cutoff_idx, LC3_INT lastnz, LC3_INT N, LC3_INT lsbMode, LC3_INT gg_idx, LC3_INT num_tns_filters, + LC3_INT* tns_order, LC3_INT* ltpf_idx, LC3_INT* scf_idx, LC3_INT fac_ns_idx + , LC3_INT bfi_ext, LC3_INT fs_idx + ) +{ + LC3_UINT8* ptr; + LC3_INT i, submodeMSB, submodeLSB, tmp, gainMSB, gainLSB; + + + LC3_INT16 lastnzTrigger[5] = {63, 127, 127, 255, 255}; + + *bp_side = numbytes - 1; + *mask_side = 1; + ptr = bytes; + + /* Bandwidth */ + if (bw_cutoff_bits > 0) { + write_uint_backward_fl(ptr, bp_side, mask_side, bw_cutoff_idx, bw_cutoff_bits); + } + + /* Last non zero touple */ + if (bfi_ext == 1) { + write_uint_backward_fl(ptr, bp_side, mask_side, lastnzTrigger[fs_idx], ceil(LC3_LOGTWO(N >> 1))); + } + else + { + write_uint_backward_fl(ptr, bp_side, mask_side, lastnz / 2 - 1, ceil(LC3_LOGTWO(N >> 1))); + } + + /* LSB mode bit */ + write_bit_backward_fl(ptr, bp_side, mask_side, lsbMode); + + /* Global gain */ + write_uint_backward_fl(ptr, bp_side, mask_side, gg_idx, 8); + + /* TNS activation flag */ + for (i = 0; i < num_tns_filters; i++) { + write_bit_backward_fl(ptr, bp_side, mask_side, MIN(1, tns_order[i])); + } + + /* LTPF activation flag */ + write_bit_backward_fl(ptr, bp_side, mask_side, ltpf_idx[0]); + + /* SNS-VQ 1st stage */ + write_uint_backward_fl(ptr, bp_side, mask_side, scf_idx[0], 5); + write_uint_backward_fl(ptr, bp_side, mask_side, scf_idx[1], 5); + + /* SNS-VQ 2nd stage side-info (3-4 bits) */ + submodeMSB = scf_idx[2] / 2; + submodeLSB = scf_idx[2] & 1; + write_bit_backward_fl(ptr, bp_side, mask_side, submodeMSB); + gainMSB = scf_idx[3] >> (gainLSBbits[scf_idx[2]]); + gainLSB = scf_idx[3] & 1; + write_uint_backward_fl(ptr, bp_side, mask_side, gainMSB, gainMSBbits[scf_idx[2]]); + write_bit_backward_fl(ptr, bp_side, mask_side, scf_idx[4]); + + /* SNS-VQ 2nd stage MPVQ data (24-25 bits) */ + if (submodeMSB == 0) { + if (submodeLSB == 0) { + tmp = scf_idx[6] + 2; + } else { + tmp = gainLSB; + } + + tmp = tmp * 2390004 + scf_idx[5]; + write_uint_backward_fl(ptr, bp_side, mask_side, tmp, 25); + } else { + tmp = scf_idx[5]; + + if (submodeLSB != 0) { + tmp = 2 * tmp + gainLSB + 15158272; + } + + write_uint_backward_fl(ptr, bp_side, mask_side, tmp, 24); + } + + /* LTPF data */ + if (ltpf_idx[0] == 1) { + write_uint_backward_fl(ptr, bp_side, mask_side, ltpf_idx[1], 1); + write_uint_backward_fl(ptr, bp_side, mask_side, ltpf_idx[2], 9); + } + + /* Noise factor */ + write_uint_backward_fl(ptr, bp_side, mask_side, fac_ns_idx, 3); +} + +void write_uint_backward_fl(LC3_UINT8* ptr, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT val, LC3_INT numbits) +{ + LC3_INT k, bit; + + for (k = 0; k < numbits; k++) { + bit = val & 1; + write_bit_backward_fl(ptr, bp_side, mask_side, bit); + val = val >> 1; + } +} + +void write_bit_backward_fl(LC3_UINT8* ptr, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT bit) +{ + if (bit != 0) { + ptr[*bp_side] = ptr[*bp_side] | *mask_side; + } + + if (*mask_side == 128) { + *mask_side = 1; + *bp_side = *bp_side - 1; + } else { + *mask_side = *mask_side << 1; + } +} diff --git a/lib_lc3plus/enc_lc3_fl.c b/lib_lc3plus/enc_lc3_fl.c new file mode 100644 index 0000000000000000000000000000000000000000..56771ce5b84ab65e5d4e01edb9647a91604eba7c --- /dev/null +++ b/lib_lc3plus/enc_lc3_fl.c @@ -0,0 +1,283 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void Enc_LC3PLUS_Channel_fl(LC3PLUS_Enc* encoder, int channel, int32_t* s_in, uint8_t* bytes, int bps +, LC3_INT32 bfi_ext +) +{ + EncSetup* h_EncSetup; + + LC3_INT s_12k8_len = 0, T0_out = 0, ltpfBits = 0, BW_cutoff_idx = 0, tns_numfilters = 0, quantizedGain = 0, + quantizedGainMin = 0, nbits = 0, nbits2 = 0, lastnz = 0, lsbMode = 0, gainChange = 0, bp_side = 0, + mask_side = 0, fac_ns_idx = 0, numResBits = 0, tns_order[2] = {0}, i = 0; + LC3_FLOAT normcorr = 0, gain = 0; + + + LC3_FLOAT d_fl[MAX_LEN] = {0}; + LC3_INT q_d[MAX_LEN] = {0}; + LC3_INT indexes[TNS_NUMFILTERS_MAX * MAXLAG] = {0}; + + h_EncSetup = encoder->channel_setup[channel]; + memset(bytes, 0, sizeof(uint8_t) * h_EncSetup->targetBytes); + + if (bps == 24) { + for (i = 0; i < encoder->frame_length; i++) { + int32_t tmp = ((int32_t*)s_in)[i]; + + if (tmp >= 0) + { + tmp = tmp & 0x007fffff; + } + else + { + tmp = tmp | (int32_t)0xff800000; + } + + h_EncSetup->s_in_scaled[i] = ((LC3_FLOAT) tmp / (float) LC3_POW(2, 8)); + } + } else if (bps == 16) { + for (i = 0; i < encoder->frame_length; i++) { + h_EncSetup->s_in_scaled[i] = (LC3_FLOAT)((int16_t*)s_in)[i]; + } + } + + /* MDCT */ + processMdct_fl(h_EncSetup->s_in_scaled, d_fl, &h_EncSetup->mdctStruct); + + /* 12.8 kHz resampler */ + process_resamp12k8_fl(h_EncSetup->s_in_scaled, encoder->frame_length, h_EncSetup->r12k8_mem_in, + encoder->r12k8_mem_in_len, h_EncSetup->r12k8_mem_50, h_EncSetup->r12k8_mem_out, + encoder->r12k8_mem_out_len, h_EncSetup->s_12k8, &s_12k8_len, encoder->fs_idx, + encoder->frame_dms, encoder->fs); + + /* Pitch estimation */ + processOlpa_fl(h_EncSetup->s_12k8, h_EncSetup->olpa_mem_s12k8, h_EncSetup->olpa_mem_s6k4, + &h_EncSetup->olpa_mem_pitch, +#ifdef CR9_F_PITCH_WIN_LEN_FIX + &h_EncSetup->pitch_flag, +#endif + &T0_out, &normcorr, s_12k8_len, encoder->frame_dms); + + /* LTPF encoder */ + process_ltpf_coder_fl(h_EncSetup->s_12k8, s_12k8_len + 1, h_EncSetup->ltpf_enable, T0_out, normcorr, + encoder->frame_dms, h_EncSetup->ltpf_mem_in, encoder->ltpf_mem_in_len, + &h_EncSetup->ltpf_mem_normcorr, &h_EncSetup->ltpf_mem_ltpf_on, + &h_EncSetup->ltpf_mem_pitch, h_EncSetup->ltpf_param, &h_EncSetup->ltpf_mem_mem_normcorr, + <pfBits +#ifdef CR9_K_REDUCE_NORM_CORR_TH + ,encoder->hrmode +#endif +); + + /* Attack detector */ + attack_detector_fl(h_EncSetup->s_in_scaled, encoder->frame_length, encoder->fs, &h_EncSetup->attdec_position, + &h_EncSetup->attdec_acc_energy, &h_EncSetup->attdec_detected, h_EncSetup->attdec_filter_mem, + h_EncSetup->attack_handling, encoder->attdec_nblocks, encoder->attdec_hangover_thresh); + + /* Per-band energy */ + processPerBandEnergy_fl(encoder->bands_number, encoder->bands_offset, encoder->hrmode, encoder->frame_dms, h_EncSetup->ener, d_fl); + /* Near Nyquist detector */ + processNearNyquistdetector_fl(&encoder->near_nyquist_flag, encoder->fs_idx, encoder->near_nyquist_index, encoder->bands_number, h_EncSetup->ener +#ifdef CR8_E_TONE_DETECTOR + , encoder->frame_dms, encoder->hrmode ); +#else + ); +#endif + /* Disable LTPF if nyquist detector triggers or -lfe mode is active*/ + if (encoder->near_nyquist_flag != 0 || h_EncSetup->lfe == 1) + { + h_EncSetup->ltpf_mem_ltpf_on = 0; + h_EncSetup->ltpf_param[1] = 0; + } + + /* Bandwidth cut-off detection */ + if (h_EncSetup->lfe == 0) { + /* No BW Cutoff for 8 kHz and 96 kHz. No detection if bandwidth controller is active */ + if (encoder->fs_idx > 0 && encoder->hrmode == 0 && encoder->bw_ctrl_active == 0) { + processDetectCutoffWarped_fl(h_EncSetup->ener, encoder->fs_idx, encoder->frame_dms, &BW_cutoff_idx); + } else { + BW_cutoff_idx = encoder->fs_idx; + } + } else { + BW_cutoff_idx = 0; + } + + processSnsComputeScf_fl(h_EncSetup->ener, encoder->bands_number, h_EncSetup->scf, + h_EncSetup->attdec_detected, encoder->sns_damping, encoder->attdec_damping, encoder->fs_idx); + + /* SNS Quantizer */ + process_snsQuantizesScf_Enc(h_EncSetup->scf, h_EncSetup->L_scf_idx, h_EncSetup->scf_q, h_EncSetup->dct2StructSNS); + + /* SNS Interpolation */ + processSnsInterpolateScf_fl(h_EncSetup->scf_q, 1, encoder->bands_number, h_EncSetup->int_scf); + + /* MDCT shaping */ + processMdctShaping_fl(d_fl, h_EncSetup->int_scf, encoder->bands_offset, encoder->bands_number); + + /* Bandwidth controller */ + if (encoder->bandwidth < encoder->fs / 2) { + process_cutoff_bandwidth(d_fl, encoder->yLen, encoder->bw_ctrl_cutoff_bin); + BW_cutoff_idx = MIN(BW_cutoff_idx, encoder->bw_index); + } + + /* TNS encoder */ + if (h_EncSetup->lfe == 0) + { + processTnsCoder_fl(d_fl, BW_cutoff_idx, encoder->cutoffBins[BW_cutoff_idx], encoder->fs, encoder->frame_length, + encoder->frame_dms, h_EncSetup->total_bits, tns_order, indexes, &tns_numfilters, + &(h_EncSetup->tns_bits) + , encoder->near_nyquist_flag + ); + } + else + { + tns_numfilters = 1; + tns_order[0] = 0; + h_EncSetup->tns_bits = tns_numfilters; + } + /* Global Gain Estimation */ + h_EncSetup->targetBitsQuant = h_EncSetup->targetBitsInit - (h_EncSetup->tns_bits + ltpfBits); + + if (h_EncSetup->targetBitsQuant < 0 && ltpfBits > 1) + { + /* Disable LTPF */ + h_EncSetup->ltpf_mem_ltpf_on = 0; + h_EncSetup->ltpf_param[1] = 0; + ltpfBits = 1; + h_EncSetup->targetBitsQuant = h_EncSetup->targetBitsInit - (h_EncSetup->tns_bits + ltpfBits); + } + + processEstimateGlobalGain_fl(d_fl, encoder->yLen, h_EncSetup->targetBitsQuant, &gain, &quantizedGain, + &quantizedGainMin, h_EncSetup->quantizedGainOff, &h_EncSetup->targetBitsOff, + &h_EncSetup->mem_targetBits, h_EncSetup->mem_specBits + , encoder->hrmode, h_EncSetup->regBits, encoder->frame_ms + + ); + + /* 1. Quantization */ + processQuantizeSpec_fl(d_fl, gain, q_d, encoder->yLen, h_EncSetup->total_bits, &nbits, &nbits2, encoder->fs, + &lastnz, h_EncSetup->codingdata, &lsbMode, -1, h_EncSetup->targetBitsQuant, encoder->hrmode + ); + + h_EncSetup->mem_specBits = nbits; + + /* Global Gain Adjustment */ + processAdjustGlobalGain_fl(&quantizedGain, quantizedGainMin, h_EncSetup->quantizedGainOff, &gain, + h_EncSetup->targetBitsQuant, h_EncSetup->mem_specBits, &gainChange, encoder->fs_idx + , encoder->hrmode, encoder->frame_dms + ); + + /* 2. Quantization */ + if (gainChange) { + processQuantizeSpec_fl(d_fl, gain, q_d, encoder->yLen, h_EncSetup->total_bits, &nbits, &nbits2, encoder->fs, + &lastnz, + h_EncSetup->codingdata, + &lsbMode, 0, h_EncSetup->targetBitsQuant + , encoder->hrmode + ); + } + + /* Noise factor */ + if (h_EncSetup->lfe == 0) + { + processNoiseFactor_fl(&fac_ns_idx, d_fl, q_d, gain, encoder->cutoffBins[BW_cutoff_idx], encoder->frame_dms, + h_EncSetup->targetBytes + ); + } + else + { + fac_ns_idx = 7; + } + /* Residual Coding */ + if (lsbMode == 0) { + processResidualCoding_fl(d_fl, q_d, gain, encoder->yLen, h_EncSetup->targetBitsQuant, nbits2, + h_EncSetup->resBits, &numResBits + , encoder->hrmode + ); + } else { + numResBits = 0; + } + + /* Entropy encoding */ + processEncoderEntropy_fl(bytes, &bp_side, &mask_side, h_EncSetup->targetBytes, encoder->BW_cutoff_bits, + BW_cutoff_idx, lastnz, encoder->yLen, lsbMode, quantizedGain, tns_numfilters, tns_order, + h_EncSetup->ltpf_param, h_EncSetup->L_scf_idx, fac_ns_idx + , bfi_ext, encoder->fs_idx + ); + + /* Artithmetic encoding */ + processAriEncoder_fl(bytes, bp_side, mask_side, q_d, tns_order, tns_numfilters, indexes, lastnz, + h_EncSetup->codingdata, + h_EncSetup->resBits, numResBits, lsbMode, h_EncSetup->targetBitsAri, + h_EncSetup->enable_lpc_weighting); + + if (encoder->combined_channel_coding == 0 && h_EncSetup->n_pc > 0) + { + LC3_INT32 xbuf[MAX_LEN] = {0}, nf_seed, tns_idx[M], zero_frame, nbits_residual, residualPresent, b_left, spec_inv_idx; + + memset(h_EncSetup->resBits, 0, sizeof(*(h_EncSetup->resBits)) * MAX_RESBITS_LEN); + + processAriDecoder_fl(bytes, bp_side, mask_side, encoder->yLen, encoder->fs_idx, h_EncSetup->enable_lpc_weighting, + tns_numfilters, lsbMode, lastnz, &bfi_ext, tns_order, fac_ns_idx, quantizedGain, + h_EncSetup->resBits, xbuf, &nf_seed, tns_idx, &zero_frame, h_EncSetup->targetBytes, &nbits_residual, + &residualPresent, encoder->frame_dms, h_EncSetup->n_pc, 0, h_EncSetup->total_bits >> 3, 1, &b_left, + &spec_inv_idx, encoder->hrmode); + + processReorderBitstream_fl(bytes, h_EncSetup->n_pccw, h_EncSetup->n_pc, b_left, h_EncSetup->targetBytes); + } + +} + +int Enc_LC3PLUS_fl(LC3PLUS_Enc* encoder, void** input, uint8_t* output, int bps +, LC3_INT32 bfi_ext +) +{ + int ch = 0, output_size = 0; + uint8_t* lc3buf = output; + + LC3_INT32 totalBytes; + LC3_INT32 output_size2, input_size; + + totalBytes = encoder->bitrate * encoder->frame_length / (8 * encoder->fs_in); + + for (ch = 0; ch < encoder->channels; ch++) + { + Enc_LC3PLUS_Channel_fl(encoder, ch, input[ch], lc3buf, bps, bfi_ext); + if (encoder->epmode && encoder->combined_channel_coding == 0) + { + output_size2 = totalBytes / encoder->channels + (ch < (totalBytes % encoder->channels)); + + fec_encoder(encoder->epmode, encoder->epmr, lc3buf, encoder->channel_setup[ch]->targetBytes, output_size2, + encoder->channel_setup[ch]->n_pccw); + + lc3buf += output_size2; + output_size += output_size2; + } + else + { + lc3buf += encoder->channel_setup[ch]->targetBytes; + output_size += encoder->channel_setup[ch]->targetBytes; + } + } + + if (encoder->epmode > 0 && encoder->combined_channel_coding) + { + input_size = output_size; + output_size = encoder->bitrate * encoder->frame_length / (8 * encoder->fs_in); + + fec_encoder(encoder->epmode, encoder->epmr, output, input_size, output_size, encoder->channel_setup[0]->n_pccw); + } + + return output_size; +} diff --git a/lib_lc3plus/estimate_global_gain.c b/lib_lc3plus/estimate_global_gain.c new file mode 100644 index 0000000000000000000000000000000000000000..2e69d239b2e0d7af87706afe197aa3c38458ffdf --- /dev/null +++ b/lib_lc3plus/estimate_global_gain.c @@ -0,0 +1,130 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processEstimateGlobalGain_fl(LC3_FLOAT x[], LC3_INT lg, LC3_INT nbitsSQ, LC3_FLOAT* gain, LC3_INT* quantizedGain, + LC3_INT* quantizedGainMin, LC3_INT quantizedGainOff, LC3_FLOAT* targetBitsOff, + LC3_INT* old_targetBits, LC3_INT old_specBits + , LC3_INT hrmode , LC3_INT regBits, LC3_FLOAT frame_ms +) +{ + + LC3_INT i, N, offset, j, iszero, fac; + LC3_FLOAT g_min, x_max, tmp, ind, ind_min, target, ener; + LC3_FLOAT en[MAX_LEN / 4]; + LC3_FLOAT reg_val = 4.656612873077393e-10; + + if (*old_targetBits < 0) { + *targetBitsOff = 0; + } else { + tmp = MIN(40, MAX(-40, *targetBitsOff + *old_targetBits - old_specBits)); + *targetBitsOff = 0.8 * *targetBitsOff + 0.2 * tmp; + } + + *old_targetBits = nbitsSQ; + nbitsSQ = nbitsSQ + round(*targetBitsOff); + + x_max = array_max_abs(x, lg); + + if (hrmode && regBits > 0) + { + LC3_FLOAT M0 = 1e-5, M1 = 1e-5, rB_offset; + LC3_FLOAT thresh = 2*frame_ms; + for (i = 0; i < lg; i++) + { + M0 += fabs(x[i]); + M1 += i*fabs(x[i]); + } + + rB_offset = 8 * (1 - MIN(M1/M0, thresh) / thresh); + reg_val = x_max * LC3_POW(2,-regBits - rB_offset); + } + + if (x_max < LC3_EPS) + { + ind_min = quantizedGainOff; + ind = 0; + *old_targetBits = -1; + } else { + if (hrmode == 1) { + g_min = x_max / (32768 * 256 - 2); + } else { + g_min = x_max / (32767 - 0.375); + } + /* Prevent positive rounding errors from LC3_LOG10 function */ + ind_min = 28.0 * LC3_LOGTEN(g_min); + + ind_min = ceil(ind_min + LC3_FABS(ind_min) * LC3_EPS); + + assert(LC3_POW(10, ind_min / 28.0) >= g_min); + assert(ind_min <= (255 + quantizedGainOff)); + + N = lg; + + j = 0; + for (i = 0; i < N; i = i + 4) { + tmp = x[i] * x[i]; + tmp += x[i + 1] * x[i + 1]; + tmp += x[i + 2] * x[i + 2]; + tmp += x[i + 3] * x[i + 3]; + en[j] = (28.0 / 20.0) * (7 + 10.0 * LC3_LOGTEN(tmp + reg_val)); + j++; + } + + target = (28.0 / 20.0) * (1.4) * nbitsSQ; + fac = 256; + offset = 255 + quantizedGainOff; + + for (i = 0; i < 8; i++) + { + fac = fac >> 1; + offset = offset - fac; + ener = 0; + iszero = 1; + + for (j = N / 4 - 1; j >= 0; j--) { + tmp = en[j] - offset; + + if (tmp < (7.0) * (28.0 / 20.0)) { + if (iszero == 0) { + ener = ener + (2.7) * (28.0 / 20.0); + } + } else { + if (tmp > (50.0) * (28.0 / 20.0)) { + ener = ener + 2.0 * tmp - (50.0) * (28.0 / 20.0); + } else { + ener = ener + tmp; + } + + iszero = 0; + } + } + + if (ener > target && iszero == 0) { + offset = offset + fac; + } + } + + if (offset < ind_min) { + *old_targetBits = -1; + } + + ind = MAX(ind_min, offset) - quantizedGainOff; + } + + *quantizedGainMin = ind_min; + *quantizedGain = ind; + + *gain = LC3_POW(10.0, ((ind + quantizedGainOff) / 28.0)); +} diff --git a/lib_lc3plus/fft/cfft.c b/lib_lc3plus/fft/cfft.c new file mode 100644 index 0000000000000000000000000000000000000000..d965163916db7e614bf9fa2f3881edb34323af08 --- /dev/null +++ b/lib_lc3plus/fft/cfft.c @@ -0,0 +1,427 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + + +#include "options.h" +#include "wmc_auto.h" +#include "cfft.h" +#include "iisfft.h" /* for M_PIl */ +#include /* for abs() */ +#include + +#define MAX_FFT_SIZE 1024 +#define MAX_TRIGDATA_SIZE (MAX_FFT_SIZE / 2) + +/** + * \brief table aTrigData + + Generate table: aTrigData[i] = sin( pi * i / (2*MAX_TRIGDATA_SIZE) ); i = 0, ... MAX_TRIGDATA_SIZE + */ +static const LC3_FLOAT static_table[MAX_TRIGDATA_SIZE + 1] = { + 0.0000000000e+000, 3.0679567717e-003, 6.1358846724e-003, 9.2037543654e-003, 1.2271538377e-002, 1.5339205973e-002, + 1.8406730145e-002, 2.1474080160e-002, 2.4541229010e-002, 2.7608145028e-002, 3.0674804002e-002, 3.3741172403e-002, + 3.6807224154e-002, 3.9872925729e-002, 4.2938258499e-002, 4.6003181487e-002, 4.9067676067e-002, 5.2131704986e-002, + 5.5195245892e-002, 5.8258265257e-002, 6.1320737004e-002, 6.4382627606e-002, 6.7443922162e-002, 7.0504575968e-002, + 7.3564566672e-002, 7.6623864472e-002, 7.9682439566e-002, 8.2740262151e-002, 8.5797309875e-002, 8.8853552938e-002, + 9.1908954084e-002, 9.4963498414e-002, 9.8017141223e-002, 1.0106986016e-001, 1.0412163287e-001, 1.0717242211e-001, + 1.1022220552e-001, 1.1327095330e-001, 1.1631862819e-001, 1.1936521530e-001, 1.2241067737e-001, 1.2545497715e-001, + 1.2849810719e-001, 1.3154003024e-001, 1.3458070159e-001, 1.3762012124e-001, 1.4065824449e-001, 1.4369502664e-001, + 1.4673046768e-001, 1.4976453781e-001, 1.5279719234e-001, 1.5582840145e-001, 1.5885815024e-001, 1.6188639402e-001, + 1.6491311789e-001, 1.6793829203e-001, 1.7096188664e-001, 1.7398387194e-001, 1.7700421810e-001, 1.8002289534e-001, + 1.8303988874e-001, 1.8605515361e-001, 1.8906866014e-001, 1.9208039343e-001, 1.9509032369e-001, 1.9809840620e-001, + 2.0110464096e-001, 2.0410896838e-001, 2.0711137354e-001, 2.1011184156e-001, 2.1311031282e-001, 2.1610680223e-001, + 2.1910123527e-001, 2.2209362686e-001, 2.2508391738e-001, 2.2807207704e-001, 2.3105810583e-001, 2.3404195905e-001, + 2.3702360690e-001, 2.4000301957e-001, 2.4298018217e-001, 2.4595504999e-001, 2.4892760813e-001, 2.5189781189e-001, + 2.5486564636e-001, 2.5783109665e-001, 2.6079410315e-001, 2.6375466585e-001, 2.6671275496e-001, 2.6966831088e-001, + 2.7262136340e-001, 2.7557182312e-001, 2.7851969004e-001, 2.8146493435e-001, 2.8440752625e-001, 2.8734746575e-001, + 2.9028466344e-001, 2.9321914911e-001, 2.9615089297e-001, 2.9907983541e-001, 3.0200594664e-001, 3.0492922664e-001, + 3.0784964561e-001, 3.1076714396e-001, 3.1368175149e-001, 3.1659337878e-001, 3.1950202584e-001, 3.2240769267e-001, + 3.2531028986e-001, 3.2820984721e-001, 3.3110630512e-001, 3.3399966359e-001, 3.3688986301e-001, 3.3977687359e-001, + 3.4266072512e-001, 3.4554132819e-001, 3.4841868281e-001, 3.5129275918e-001, 3.5416352749e-001, 3.5703095794e-001, + 3.5989505053e-001, 3.6275571585e-001, 3.6561298370e-001, 3.6846682429e-001, 3.7131720781e-001, 3.7416407466e-001, + 3.7700742483e-001, 3.7984719872e-001, 3.8268342614e-001, 3.8551604748e-001, 3.8834503293e-001, 3.9117038250e-001, + 3.9399203658e-001, 3.9680999517e-001, 3.9962419868e-001, 4.0243464708e-001, 4.0524131060e-001, 4.0804415941e-001, + 4.1084316373e-001, 4.1363832355e-001, 4.1642954946e-001, 4.1921690106e-001, 4.2200025916e-001, 4.2477968335e-001, + 4.2755508423e-001, 4.3032649159e-001, 4.3309381604e-001, 4.3585708737e-001, 4.3861624599e-001, 4.4137126207e-001, + 4.4412213564e-001, 4.4686883688e-001, 4.4961133599e-001, 4.5234957337e-001, 4.5508357882e-001, 4.5781329274e-001, + 4.6053871512e-001, 4.6325978637e-001, 4.6597650647e-001, 4.6868881583e-001, 4.7139674425e-001, 4.7410020232e-001, + 4.7679921985e-001, 4.7949376702e-001, 4.8218378425e-001, 4.8486924171e-001, 4.8755016923e-001, 4.9022647738e-001, + 4.9289819598e-001, 4.9556526542e-001, 4.9822765589e-001, 5.0088536739e-001, 5.0353837013e-001, 5.0618666410e-001, + 5.0883013010e-001, 5.1146882772e-001, 5.1410275698e-001, 5.1673179865e-001, 5.1935601234e-001, 5.2197527885e-001, + 5.2458965778e-001, 5.2719914913e-001, 5.2980363369e-001, 5.3240311146e-001, 5.3499764204e-001, 5.3758704662e-001, + 5.4017144442e-001, 5.4275077581e-001, 5.4532498121e-001, 5.4789406061e-001, 5.5045795441e-001, 5.5301672220e-001, + 5.5557024479e-001, 5.5811852217e-001, 5.6066155434e-001, 5.6319934130e-001, 5.6573182344e-001, 5.6825894117e-001, + 5.7078075409e-001, 5.7329714298e-001, 5.7580816746e-001, 5.7831376791e-001, 5.8081394434e-001, 5.8330863714e-001, + 5.8579784632e-001, 5.8828157187e-001, 5.9075969458e-001, 5.9323227406e-001, 5.9569931030e-001, 5.9816068411e-001, + 6.0061645508e-001, 6.0306662321e-001, 6.0551106930e-001, 6.0794979334e-001, 6.1038279533e-001, 6.1281007528e-001, + 6.1523157358e-001, 6.1764729023e-001, 6.2005722523e-001, 6.2246125937e-001, 6.2485951185e-001, 6.2725180387e-001, + 6.2963825464e-001, 6.3201874495e-001, 6.3439327478e-001, 6.3676184416e-001, 6.3912445307e-001, 6.4148104191e-001, + 6.4383155107e-001, 6.4617604017e-001, 6.4851438999e-001, 6.5084666014e-001, 6.5317285061e-001, 6.5549284220e-001, + 6.5780669451e-001, 6.6011434793e-001, 6.6241580248e-001, 6.6471099854e-001, 6.6699993610e-001, 6.6928261518e-001, + 6.7155897617e-001, 6.7382901907e-001, 6.7609268427e-001, 6.7835003138e-001, 6.8060100079e-001, 6.8284553289e-001, + 6.8508368731e-001, 6.8731534481e-001, 6.8954056501e-001, 6.9175922871e-001, 6.9397145510e-001, 6.9617712498e-001, + 6.9837623835e-001, 7.0056879520e-001, 7.0275473595e-001, 7.0493406057e-001, 7.0710676908e-001, 7.0927280188e-001, + 7.1143221855e-001, 7.1358484030e-001, 7.1573084593e-001, 7.1787005663e-001, 7.2000253201e-001, 7.2212821245e-001, + 7.2424709797e-001, 7.2635912895e-001, 7.2846436501e-001, 7.3056274652e-001, 7.3265427351e-001, 7.3473888636e-001, + 7.3681658506e-001, 7.3888731003e-001, 7.4095112085e-001, 7.4300795794e-001, 7.4505776167e-001, 7.4710059166e-001, + 7.4913638830e-001, 7.5116515160e-001, 7.5318682194e-001, 7.5520139933e-001, 7.5720882416e-001, 7.5920921564e-001, + 7.6120239496e-001, 7.6318842173e-001, 7.6516723633e-001, 7.6713889837e-001, 7.6910334826e-001, 7.7106052637e-001, + 7.7301043272e-001, 7.7495312691e-001, 7.7688848972e-001, 7.7881652117e-001, 7.8073722124e-001, 7.8265058994e-001, + 7.8455656767e-001, 7.8645521402e-001, 7.8834640980e-001, 7.9023021460e-001, 7.9210656881e-001, 7.9397547245e-001, + 7.9583692551e-001, 7.9769086838e-001, 7.9953724146e-001, 8.0137616396e-001, 8.0320751667e-001, 8.0503135920e-001, + 8.0684757233e-001, 8.0865615606e-001, 8.1045717001e-001, 8.1225061417e-001, 8.1403630972e-001, 8.1581443548e-001, + 8.1758481264e-001, 8.1934750080e-001, 8.2110249996e-001, 8.2284981012e-001, 8.2458931208e-001, 8.2632106543e-001, + 8.2804507017e-001, 8.2976120710e-001, 8.3146959543e-001, 8.3317017555e-001, 8.3486288786e-001, 8.3654773235e-001, + 8.3822470903e-001, 8.3989381790e-001, 8.4155499935e-001, 8.4320825338e-001, 8.4485358000e-001, 8.4649091959e-001, + 8.4812033176e-001, 8.4974175692e-001, 8.5135519505e-001, 8.5296058655e-001, 8.5455799103e-001, 8.5614734888e-001, + 8.5772860050e-001, 8.5930180550e-001, 8.6086696386e-001, 8.6242395639e-001, 8.6397284269e-001, 8.6551362276e-001, + 8.6704623699e-001, 8.6857068539e-001, 8.7008696795e-001, 8.7159508467e-001, 8.7309497595e-001, 8.7458664179e-001, + 8.7607008219e-001, 8.7754529715e-001, 8.7901222706e-001, 8.8047087193e-001, 8.8192129135e-001, 8.8336336613e-001, + 8.8479709625e-001, 8.8622254133e-001, 8.8763964176e-001, 8.8904833794e-001, 8.9044874907e-001, 8.9184069633e-001, + 8.9322429895e-001, 8.9459949732e-001, 8.9596623182e-001, 8.9732456207e-001, 8.9867448807e-001, 9.0001589060e-001, + 9.0134882927e-001, 9.0267330408e-001, 9.0398931503e-001, 9.0529674292e-001, 9.0659570694e-001, 9.0788608789e-001, + 9.0916800499e-001, 9.1044127941e-001, 9.1170603037e-001, 9.1296219826e-001, 9.1420978308e-001, 9.1544872522e-001, + 9.1667908430e-001, 9.1790080070e-001, 9.1911387444e-001, 9.2031830549e-001, 9.2151403427e-001, 9.2270112038e-001, + 9.2387950420e-001, 9.2504924536e-001, 9.2621022463e-001, 9.2736250162e-001, 9.2850607634e-001, 9.2964088917e-001, + 9.3076694012e-001, 9.3188428879e-001, 9.3299281597e-001, 9.3409252167e-001, 9.3518352509e-001, 9.3626564741e-001, + 9.3733900785e-001, 9.3840354681e-001, 9.3945920467e-001, 9.4050604105e-001, 9.4154405594e-001, 9.4257318974e-001, + 9.4359344244e-001, 9.4460481405e-001, 9.4560730457e-001, 9.4660091400e-001, 9.4758558273e-001, 9.4856137037e-001, + 9.4952815771e-001, 9.5048606396e-001, 9.5143502951e-001, 9.5237499475e-001, 9.5330601931e-001, 9.5422810316e-001, + 9.5514118671e-001, 9.5604526997e-001, 9.5694035292e-001, 9.5782643557e-001, 9.5870345831e-001, 9.5957154036e-001, + 9.6043050289e-001, 9.6128046513e-001, 9.6212142706e-001, 9.6295326948e-001, 9.6377605200e-001, 9.6458977461e-001, + 9.6539443731e-001, 9.6618998051e-001, 9.6697646379e-001, 9.6775382757e-001, 9.6852207184e-001, 9.6928125620e-001, + 9.7003126144e-001, 9.7077214718e-001, 9.7150391340e-001, 9.7222650051e-001, 9.7293996811e-001, 9.7364425659e-001, + 9.7433936596e-001, 9.7502535582e-001, 9.7570210695e-001, 9.7636973858e-001, 9.7702813148e-001, 9.7767734528e-001, + 9.7831737995e-001, 9.7894817591e-001, 9.7956979275e-001, 9.8018211126e-001, 9.8078525066e-001, 9.8137921095e-001, + 9.8196387291e-001, 9.8253929615e-001, 9.8310548067e-001, 9.8366242647e-001, 9.8421007395e-001, 9.8474848270e-001, + 9.8527765274e-001, 9.8579752445e-001, 9.8630809784e-001, 9.8680937290e-001, 9.8730140924e-001, 9.8778414726e-001, + 9.8825758696e-001, 9.8872166872e-001, 9.8917651176e-001, 9.8962199688e-001, 9.9005818367e-001, 9.9048507214e-001, + 9.9090266228e-001, 9.9131083488e-001, 9.9170976877e-001, 9.9209928513e-001, 9.9247956276e-001, 9.9285042286e-001, + 9.9321192503e-001, 9.9356412888e-001, 9.9390697479e-001, 9.9424046278e-001, 9.9456459284e-001, 9.9487930536e-001, + 9.9518471956e-001, 9.9548077583e-001, 9.9576741457e-001, 9.9604469538e-001, 9.9631261826e-001, 9.9657112360e-001, + 9.9682027102e-001, 9.9706006050e-001, 9.9729043245e-001, 9.9751144648e-001, 9.9772304296e-001, 9.9792528152e-001, + 9.9811810255e-001, 9.9830156565e-001, 9.9847555161e-001, 9.9864023924e-001, 9.9879544973e-001, 9.9894130230e-001, + 9.9907773733e-001, 9.9920475483e-001, 9.9932235479e-001, 9.9943059683e-001, 9.9952942133e-001, 9.9961882830e-001, + 9.9969881773e-001, 9.9976938963e-001, 9.9983060360e-001, 9.9988234043e-001, 9.9992471933e-001, 9.9995762110e-001, + 9.9998116493e-001, 9.9999529123e-001, 1.0000000000e+000}; + +/** + * \brief scramble + The function sorts the complex vector re/im of length n from 'in-order' to 'bitreversed order'. + + * \param[i/o] re: real input + * \param[i/o] im: imag input + * \param[i ] n: size of fft + * \param[i ] s: stride of real and imag input + + * \return none + */ +static void scramble(LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT n, LC3_INT s) +{ + LC3_FLOAT tmp; + LC3_INT m, k, j; + + for (m = 1, j = 0; m < (n - 1); m++) { + { + for (k = n >> 1; (!((j ^= k) & k)); k >>= 1) + ; + } + + if (j > m) { + tmp = re[s * m]; + re[s * m] = re[s * j]; + re[s * j] = tmp; + + tmp = im[s * m]; + im[s * m] = im[s * j]; + im[s * j] = tmp; + } + } +} + +/** + * \brief fft + The function performs a radix-2, decimation in time complex fft. The calculation takes place inplace. + The real and imaginary part can reside in separate buffers as well as interleaved in one buffer. The + stride length has to be set accordingly. + + * \param[i/o] re: real input / real output + * \param[i/o] im: imag input / imag output + * \param[i ] sizeOfFft: size of fft + * \param[i ] s: stride of real and imag input / output + + * \return none + */ +static void fft(const LC3_FLOAT* aTrigData, LC3_INT trigdata_size, LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT sizeOfFft, + LC3_INT s) +{ + LC3_INT trigstep, i, ldm, n; + LC3_INT trigDataSize; + LC3_INT ldn = 0; + + trigDataSize = sizeOfFft / 2; + + while (sizeOfFft >>= 1) { + ldn++; + } + + n = 1 << ldn; + + scramble(re, im, n, s); + + /* 1+2 stage implemented as radix 4 */ + for (i = 0; i < n; i += 4) { + LC3_FLOAT a00, a01, a10, a11; + LC3_FLOAT a20, a21, a30, a31; + + a00 = re[s * (i + 0)] + re[s * (i + 1)]; + a10 = re[s * (i + 2)] + re[s * (i + 3)]; + a20 = im[s * (i + 0)] + im[s * (i + 1)]; + a30 = im[s * (i + 2)] + im[s * (i + 3)]; + + a01 = re[s * (i + 0)] - re[s * (i + 1)]; + a21 = re[s * (i + 2)] - re[s * (i + 3)]; + a31 = im[s * (i + 0)] - im[s * (i + 1)]; + a11 = im[s * (i + 2)] - im[s * (i + 3)]; + + re[s * (i + 0)] = a00 + a10; + re[s * (i + 2)] = a00 - a10; + im[s * (i + 0)] = a20 + a30; + im[s * (i + 2)] = a20 - a30; + re[s * (i + 1)] = a11 + a01; + re[s * (i + 3)] = a01 - a11; + im[s * (i + 1)] = a31 - a21; + im[s * (i + 3)] = a21 + a31; + } + + /* next stages implemented as radix 2 */ + for (ldm = 3; ldm <= ldn; ++ldm) { + const LC3_INT m = (1 << ldm); + const LC3_INT mh = (m >> 1); + LC3_INT j, r; + + trigstep = ((trigDataSize * 4) >> ldm) * trigdata_size / trigDataSize; + + for (j = 0; j < mh / 2; ++j) { + LC3_FLOAT c1, c2; + + c2 = aTrigData[j * trigstep]; + c1 = aTrigData[trigdata_size - j * trigstep]; + + for (r = 0; r < n; r += m) { + LC3_FLOAT vr, vi, ur, ui; + + LC3_INT t0 = r + j; + LC3_INT t1 = s * t0; + LC3_INT t2 = s * (t0 + mh); + + vr = re[t2] * c1 + im[t2] * c2; + vi = -re[t2] * c2 + im[t2] * c1; + + ur = re[t1]; + ui = im[t1]; + + re[t1] = re[t1] + vr; + im[t1] = im[t1] + vi; + + re[t2] = ur - vr; + im[t2] = ui - vi; + + t0 = r + j + mh / 2; + t1 = s * t0; + t2 = s * (t0 + mh); + + vr = -re[t2] * c2 + im[t2] * c1; + vi = -re[t2] * c1 - im[t2] * c2; + + ur = re[t1]; + ui = im[t1]; + re[t1] = re[t1] + vr; + im[t1] = im[t1] + vi; + + re[t2] = ur - vr; + im[t2] = ui - vi; + } + } + } +} + +/** + * \brief ifft + The function performs a radix-2, decimation in time complex inverse fft. The calculation takes place + inplace. The real and imaginary part can reside in separate buffers as well as interleaved in one buffer. + The stride length has to be set accordingly. + + * \param[i/o] re: real input / real output + * \param[i/o] im: imag input / imag output + * \param[i ] sizeOfFft: size of fft + * \param[i ] s: stride of real and imag input / output + + * \return none + */ +static void ifft(const LC3_FLOAT* aTrigData, LC3_INT trigdata_size, LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT sizeOfFft, + LC3_INT s) +{ + LC3_INT trigstep, i, ldm, n; + LC3_INT trigDataSize; + LC3_INT ldn = 0; + + trigDataSize = sizeOfFft; + + while (sizeOfFft >>= 1) { + ldn++; + } + + n = 1 << ldn; + + scramble(re, im, n, s); + + /* 1+2 stage radix 4 */ + for (i = 0; i < n; i += 4) { + LC3_FLOAT a00, a01, a10, a11; + LC3_FLOAT a20, a21, a30, a31; + + a00 = re[s * (i + 0)] + re[s * (i + 1)]; + a10 = re[s * (i + 2)] + re[s * (i + 3)]; + a20 = im[s * (i + 0)] + im[s * (i + 1)]; + a30 = im[s * (i + 2)] + im[s * (i + 3)]; + + a01 = re[s * (i + 0)] - re[s * (i + 1)]; + a21 = re[s * (i + 2)] - re[s * (i + 3)]; + a31 = im[s * (i + 0)] - im[s * (i + 1)]; + a11 = im[s * (i + 2)] - im[s * (i + 3)]; + + re[s * (i + 0)] = a00 + a10; + re[s * (i + 2)] = a00 - a10; + im[s * (i + 0)] = a20 + a30; + im[s * (i + 2)] = a20 - a30; + + re[s * (i + 1)] = a01 - a11; + re[s * (i + 3)] = a01 + a11; + im[s * (i + 1)] = a31 + a21; + im[s * (i + 3)] = a31 - a21; + } + + for (ldm = 3; ldm <= ldn; ++ldm) { + const LC3_INT m = (1 << ldm); + const LC3_INT mh = (m >> 1); + LC3_INT j, r; + + trigstep = ((trigDataSize * 4) >> ldm) * trigdata_size / trigDataSize; + + for (j = 0; j < mh / 2; ++j) { + LC3_FLOAT c1, c2; + + c2 = aTrigData[j * trigstep]; + c1 = aTrigData[trigdata_size - j * trigstep]; + + for (r = 0; r < n; r += m) { + LC3_FLOAT vr, vi, ur, ui; + + LC3_INT t0 = r + j; + LC3_INT t1 = s * t0; + LC3_INT t2 = s * (t0 + mh); + + vr = re[t2] * c1 - im[t2] * c2; + vi = re[t2] * c2 + im[t2] * c1; + + ur = re[t1]; + ui = im[t1]; + + re[t1] = ur + vr; + im[t1] = ui + vi; + + re[t2] = ur - vr; + im[t2] = ui - vi; + + t0 = r + j + mh / 2; + t1 = s * t0; + t2 = s * (t0 + mh); + + vr = -re[t2] * c2 - im[t2] * c1; + vi = re[t2] * c1 - im[t2] * c2; + + ur = re[t1]; + ui = im[t1]; + + re[t1] = ur + vr; + im[t1] = ui + vi; + re[t2] = ur - vr; + im[t2] = ui - vi; + } + } + } +} + +/** + * \brief cfft + The function serves as wrapper for the forward and inverse fft. + + * \param[i/o] re: real input / real output + * \param[i/o] im: imag input / imag output + * \param[i ] sizeOfFft: size of fft + * \param[i ] s: stride of real and imag input / output + * \param[i ] iSign: forward fft: -1 / inverse fft: 1 + + * \return none + */ +void LC3_cfft(LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT length, LC3_INT stride, LC3_INT sign) +{ + assert(abs(sign) == 1); + assert(CFFT_SUPPORT(length)); + + if (sign == -1) { + fft(static_table, MAX_TRIGDATA_SIZE, re, im, length, stride); + } else { + ifft(static_table, MAX_TRIGDATA_SIZE, re, im, length, stride); + } +} + +LC3_INT LC3_cfft_plan(Cfft* handle, LC3_INT length, LC3_INT sign) +{ + /* check if length is power of two */ + if (!CFFT_PLAN_SUPPORT(length) || (abs(sign) != 1)) + { + return 0; + } + + handle->len = length; + handle->sign = sign; + + if (length <= MAX_FFT_SIZE) { + handle->table = NULL; + } else { + LC3_INT i = 0; + handle->table = (LC3_FLOAT*)malloc((length / 2 + 1) * sizeof(LC3_FLOAT)); + for (i = 0; i < length / 2 + 1; i++) { + handle->table[i] = (LC3_FLOAT)LC3_SIN((LC3_FLOAT)M_PIl * i / length); + } + } + return 1; +} + +void LC3_cfft_apply(Cfft* handle, LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT stride) +{ + if (handle->len <= MAX_FFT_SIZE) { + LC3_cfft(re, im, handle->len, stride, handle->sign); + } else if (handle->sign == -1) { + fft(handle->table, handle->len / 2, re, im, handle->len, stride); + } else { + ifft(handle->table, handle->len / 2, re, im, handle->len, stride); + } +} + +void LC3_cfft_free(Cfft* handle) +{ + if (handle->table) + { + free(handle->table); + } +} diff --git a/lib_lc3plus/fft/cfft.h b/lib_lc3plus/fft/cfft.h new file mode 100644 index 0000000000000000000000000000000000000000..18f1e80ad34893d157cad0b652b594cad3ce2fbe --- /dev/null +++ b/lib_lc3plus/fft/cfft.h @@ -0,0 +1,44 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + + +#include "options.h" +#include "wmc_auto.h" +#include "../functions.h" + +#ifndef CFFT_H +#define CFFT_H + + +/* macro to check if cfft supports len */ +#define CFFT_IS_POWER_OF_TWO(n) ((n != 0) && ((n & (~n + 1)) == n)) +#define CFFT_SUPPORT(len) (len >= 4 && len <= 1024 && CFFT_IS_POWER_OF_TWO(len)) +#define CFFT_PLAN_SUPPORT(len) (len >= 4 && CFFT_IS_POWER_OF_TWO(len)) + +/** + * \brief fft_radix2 + The function serves as wrapper for the forward and inverse complex fft. + + * \param[i/o] re: real input / real output + * \param[i/o] im: imag input / imag output + * \param[i ] sizeOfFft: size of fft + * \param[i ] s: stride of real and imag input / output + * \param[i ] iSign: forward fft: -1 / inverse fft: 1 + + * \return none + */ + +void LC3_cfft(LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT sizeOfFft, LC3_INT stride, LC3_INT sign); + +LC3_INT LC3_cfft_plan(Cfft* handle, LC3_INT length, LC3_INT sign); +void LC3_cfft_apply(Cfft* handle, LC3_FLOAT* re, LC3_FLOAT* im, LC3_INT stride); +void LC3_cfft_free(Cfft* handle); + +#endif /* FFT_RADIX2_H */ diff --git a/lib_lc3plus/fft/fft_15_16.h b/lib_lc3plus/fft/fft_15_16.h new file mode 100644 index 0000000000000000000000000000000000000000..c527f1bf5625413c85da3c5f7026f8ed71f66ea2 --- /dev/null +++ b/lib_lc3plus/fft/fft_15_16.h @@ -0,0 +1,401 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static void fft15(LC3_FLOAT* vec) +{ + LC3_FLOAT r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, r16, r17, i0, i1, i2, i3, i4, i5, + i6, i7, i8, i9, i10, i11, i12, i13, i14, i15, i16, i17, tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8, + tmp9, tmp10, tmp11, tmp12, tmp13, tmp14, tmp15, tmp16, tmp17, tmp18, tmp19, tmp20, tmp21, tmp22, tmp23, tmp24, + tmp25, tmp26, tmp27, tmp28, tmp29; + + /* Pre-additions real part */ + r1 = vec[2] + vec[8]; + r2 = vec[2] - vec[8]; + r3 = vec[4] + vec[16]; + r4 = vec[4] - vec[16]; + r5 = vec[6] + vec[24]; + r6 = vec[6] - vec[24]; + r7 = vec[10] + vec[20]; + r8 = vec[10] - vec[20]; + r9 = vec[12] + vec[18]; + r10 = vec[12] - vec[18]; + r11 = vec[14] + vec[26]; + r12 = vec[14] - vec[26]; + r13 = vec[22] + vec[28]; + r14 = vec[22] - vec[28]; + + tmp2 = r1 + r3; + tmp4 = r1 - r3; + tmp6 = r2 + r14; + tmp8 = r2 - r14; + tmp10 = r4 + r12; + tmp12 = r4 - r12; + tmp14 = r5 + r9; + tmp16 = r5 - r9; + tmp18 = r11 + r13; + tmp20 = r11 - r13; + + /* Pre-additions imaginary part */ + i1 = vec[3] + vec[9]; + i2 = vec[3] - vec[9]; + i3 = vec[5] + vec[17]; + i4 = vec[5] - vec[17]; + i5 = vec[7] + vec[25]; + i6 = vec[7] - vec[25]; + i7 = vec[11] + vec[21]; + i8 = vec[11] - vec[21]; + i9 = vec[13] + vec[19]; + i10 = vec[13] - vec[19]; + i11 = vec[15] + vec[27]; + i12 = vec[15] - vec[27]; + i13 = vec[23] + vec[29]; + i14 = vec[23] - vec[29]; + + tmp3 = i1 + i3; + tmp5 = i1 - i3; + tmp7 = i2 + i14; + tmp9 = i2 - i14; + tmp11 = i4 + i12; + tmp13 = i4 - i12; + tmp15 = i5 + i9; + tmp17 = i5 - i9; + tmp19 = i11 + i13; + tmp21 = i11 - i13; + + /* Pre-additions and core multiplications */ + tmp28 = tmp4 + tmp20; + tmp29 = tmp5 + tmp21; + r4 = tmp2 + tmp18; + i4 = tmp3 + tmp19; + r3 = (r4 + tmp14) * (LC3_FLOAT)-1.25; + i3 = (i4 + tmp15) * (LC3_FLOAT)-1.25; + r2 = (tmp29 - i8) * (LC3_FLOAT)-8.660254037844387e-1; + i2 = (tmp28 - r8) * (LC3_FLOAT)8.660254037844387e-1; + r1 = r4 + r7; + i1 = i4 + i7; + r0 = r1 + vec[0] + tmp14; + i0 = i1 + vec[1] + tmp15; + r7 = tmp4 - tmp20; + i7 = tmp5 - tmp21; + r8 = (tmp3 - tmp19) * (LC3_FLOAT)-4.841229182759272e-1; + i8 = (tmp2 - tmp18) * (LC3_FLOAT)4.841229182759272e-1; + tmp0 = tmp6 + r10; + tmp1 = tmp7 + i10; + tmp2 = r6 - tmp10; + tmp3 = i6 - tmp11; + r10 = tmp7 * (LC3_FLOAT)-2.308262652881440; + i10 = tmp6 * (LC3_FLOAT)2.308262652881440; + r11 = tmp8 * (LC3_FLOAT)1.332676064001459; + i11 = tmp9 * (LC3_FLOAT)1.332676064001459; + r6 = (r7 - tmp16) * (LC3_FLOAT)5.590169943749475e-1; + i6 = (i7 - tmp17) * (LC3_FLOAT)5.590169943749475e-1; + r12 = (tmp1 + tmp3) * (LC3_FLOAT)5.877852522924733e-1; + i12 = (tmp0 + tmp2) * (LC3_FLOAT)-5.877852522924733e-1; + r13 = (tmp7 - tmp11) * (LC3_FLOAT)-8.816778784387098e-1; + i13 = (tmp6 - tmp10) * (LC3_FLOAT)8.816778784387098e-1; + r14 = (tmp8 + tmp12) * (LC3_FLOAT)5.090369604551274e-1; + i14 = (tmp9 + tmp13) * (LC3_FLOAT)5.090369604551274e-1; + r16 = tmp11 * (LC3_FLOAT)5.449068960040204e-1; + i16 = tmp10 * (LC3_FLOAT)-5.449068960040204e-1; + r17 = tmp12 * (LC3_FLOAT)3.146021430912046e-1; + i17 = tmp13 * (LC3_FLOAT)3.146021430912046e-1; + + r4 *= (LC3_FLOAT)1.875; + i4 *= (LC3_FLOAT)1.875; + r1 *= (LC3_FLOAT)-1.5; + i1 *= (LC3_FLOAT)-1.5; + r7 *= (LC3_FLOAT)-8.385254915624212e-1; + i7 *= (LC3_FLOAT)-8.385254915624212e-1; + r5 = tmp29 * (LC3_FLOAT)1.082531754730548; + i5 = tmp28 * (LC3_FLOAT)-1.082531754730548; + r9 = tmp1 * (LC3_FLOAT)1.538841768587627; + i9 = tmp0 * (LC3_FLOAT)-1.538841768587627; + r15 = tmp3 * (LC3_FLOAT)3.632712640026803e-1; + i15 = tmp2 * (LC3_FLOAT)-3.632712640026803e-1; + + /* Post-additions real part */ + tmp2 = r0 + r1; + tmp4 = r3 + r6; + tmp6 = r3 - r6; + tmp8 = r4 + r5; + tmp10 = r4 - r5; + tmp12 = r7 + r8; + tmp14 = r7 - r8; + tmp16 = r13 + r16; + tmp18 = r14 + r17; + tmp20 = r10 - r13; + tmp22 = r11 - r14; + tmp24 = r12 + r15; + tmp26 = r12 - r9; + + r1 = tmp2 + r2; + r2 = tmp2 - r2; + r3 = tmp4 + tmp26; + r4 = tmp4 - tmp26; + r5 = tmp6 + tmp24; + r6 = tmp6 - tmp24; + r7 = tmp16 + tmp18; + r8 = tmp16 - tmp18; + r9 = tmp20 - tmp22; + r10 = tmp20 + tmp22; + r11 = r1 + tmp8; + r12 = r2 + tmp10; + r13 = r11 - tmp12; + r14 = r12 - tmp14; + r15 = r12 + tmp14; + r16 = r11 + tmp12; + + /* Post-additions imaginary part */ + tmp3 = i0 + i1; + tmp5 = i3 + i6; + tmp7 = i3 - i6; + tmp9 = i4 + i5; + tmp11 = i4 - i5; + tmp13 = i7 + i8; + tmp15 = i7 - i8; + tmp17 = i13 + i16; + tmp19 = i14 + i17; + tmp21 = i10 - i13; + tmp23 = i11 - i14; + tmp25 = i12 + i15; + tmp27 = i12 - i9; + + i1 = tmp3 + i2; + i2 = tmp3 - i2; + i3 = tmp5 + tmp27; + i4 = tmp5 - tmp27; + i5 = tmp7 + tmp25; + i6 = tmp7 - tmp25; + i7 = tmp17 + tmp19; + i8 = tmp17 - tmp19; + i9 = tmp21 - tmp23; + i10 = tmp21 + tmp23; + i11 = i1 + tmp9; + i12 = i2 + tmp11; + i13 = i11 - tmp13; + i14 = i12 - tmp15; + i15 = i12 + tmp15; + i16 = i11 + tmp13; + + *vec++ = r0; + *vec++ = i0; + *vec++ = r13 + r5 + r7; + *vec++ = i13 + i5 + i7; + *vec++ = r15 + r3 - r9; + *vec++ = i15 + i3 - i9; + *vec++ = r0 + r4; + *vec++ = i0 + i4; + *vec++ = r13 + r6 - r7; + *vec++ = i13 + i6 - i7; + *vec++ = r2; + *vec++ = i2; + *vec++ = r0 + r5; + *vec++ = i0 + i5; + *vec++ = r16 + r3 - r10; + *vec++ = i16 + i3 - i10; + *vec++ = r15 + r4 + r9; + *vec++ = i15 + i4 + i9; + *vec++ = r0 + r6; + *vec++ = i0 + i6; + *vec++ = r1; + *vec++ = i1; + *vec++ = r14 + r5 + r8; + *vec++ = i14 + i5 + i8; + *vec++ = r0 + r3; + *vec++ = i0 + i3; + *vec++ = r16 + r4 + r10; + *vec++ = i16 + i4 + i10; + *vec++ = r14 + r6 - r8; + *vec++ = i14 + i6 - i8; +} + +static void fft16(LC3_FLOAT* vec) +{ + const LC3_FLOAT INV_SQRT2 = 7.071067811865475e-1; + const LC3_FLOAT COS_PI_DIV8 = 9.238795325112867e-1; + const LC3_FLOAT COS_3PI_DIV8 = 3.826834323650898e-1; + const LC3_FLOAT SQRT2PLUS1 = 2.414213562373095; + const LC3_FLOAT SQRT2MINUS1 = 4.142135623730952e-1; + + LC3_FLOAT temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18, temp19, temp110, temp111, temp112, + temp113, temp114, temp115, temp20, temp21, temp22, temp23, temp24, temp25, temp26, temp27, temp28, temp29, + temp210, temp211, temp212, temp213, temp214, temp215, vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, vec8, + vec9, vec10, vec11, vec12, vec13, vec14, vec15; + + /* even */ + vec0 = vec[0] + vec[16]; + vec1 = vec[1] + vec[17]; + vec2 = vec[2] + vec[18]; + vec3 = vec[3] + vec[19]; + vec4 = vec[4] + vec[20]; + vec5 = vec[5] + vec[21]; + vec6 = vec[6] + vec[22]; + vec7 = vec[7] + vec[23]; + vec8 = vec[8] + vec[24]; + vec9 = vec[9] + vec[25]; + vec10 = vec[10] + vec[26]; + vec11 = vec[11] + vec[27]; + vec12 = vec[12] + vec[28]; + vec13 = vec[13] + vec[29]; + vec14 = vec[14] + vec[30]; + vec15 = vec[15] + vec[31]; + + /* Pre-additions */ + temp10 = vec0 + vec8; + temp12 = vec0 - vec8; + temp11 = vec1 + vec9; + temp13 = vec1 - vec9; + temp14 = vec2 + vec10; + temp16 = vec2 - vec10; + temp15 = vec3 + vec11; + temp17 = vec3 - vec11; + temp18 = vec4 + vec12; + temp110 = vec4 - vec12; + temp19 = vec5 + vec13; + temp111 = vec5 - vec13; + temp112 = vec6 + vec14; + temp114 = vec6 - vec14; + temp113 = vec7 + vec15; + temp115 = vec7 - vec15; + + /* Pre-additions and core multiplications */ + temp20 = temp10 + temp18; + temp24 = temp10 - temp18; + temp21 = temp11 + temp19; + temp25 = temp11 - temp19; + temp28 = temp12 - temp111; + temp210 = temp12 + temp111; + temp29 = temp13 + temp110; + temp211 = temp13 - temp110; + temp22 = temp14 + temp112; + temp27 = temp14 - temp112; + temp23 = temp15 + temp113; + temp26 = temp113 - temp15; + + temp11 = temp16 + temp114; + temp12 = temp16 - temp114; + temp10 = temp17 + temp115; + temp13 = temp17 - temp115; + temp212 = (temp10 + temp12) * INV_SQRT2; + temp214 = (temp10 - temp12) * INV_SQRT2; + temp213 = (temp13 - temp11) * INV_SQRT2; + temp215 = (temp11 + temp13) * -INV_SQRT2; + + /* odd */ + vec0 = vec[0] - vec[16]; + vec1 = vec[1] - vec[17]; + vec2 = vec[2] - vec[18]; + vec3 = vec[3] - vec[19]; + vec4 = vec[4] - vec[20]; + vec5 = vec[5] - vec[21]; + vec6 = vec[6] - vec[22]; + vec7 = vec[7] - vec[23]; + vec8 = vec[8] - vec[24]; + vec9 = vec[9] - vec[25]; + vec10 = vec[10] - vec[26]; + vec11 = vec[11] - vec[27]; + vec12 = vec[12] - vec[28]; + vec13 = vec[13] - vec[29]; + vec14 = vec[14] - vec[30]; + vec15 = vec[15] - vec[31]; + + /* Pre-additions and core multiplications */ + temp19 = (vec2 + vec14) * -COS_3PI_DIV8; + temp110 = (vec2 - vec14) * COS_PI_DIV8; + temp18 = (vec3 + vec15) * COS_3PI_DIV8; + temp111 = (vec3 - vec15) * COS_PI_DIV8; + temp15 = (vec4 + vec12) * -INV_SQRT2; + temp16 = (vec4 - vec12) * INV_SQRT2; + temp14 = (vec5 + vec13) * INV_SQRT2; + temp17 = (vec5 - vec13) * INV_SQRT2; + temp113 = (vec6 + vec10) * -COS_PI_DIV8; + temp114 = (vec6 - vec10) * COS_3PI_DIV8; + temp112 = (vec7 + vec11) * COS_PI_DIV8; + temp115 = (vec7 - vec11) * COS_3PI_DIV8; + + /* Core multiplications */ + vec2 = temp18 * SQRT2PLUS1 - temp112 * SQRT2MINUS1; + vec3 = temp19 * SQRT2PLUS1 - temp113 * SQRT2MINUS1; + vec4 = temp110 * SQRT2MINUS1 - temp114 * SQRT2PLUS1; + vec5 = temp111 * SQRT2MINUS1 - temp115 * SQRT2PLUS1; + + /* Post-additions */ + temp18 += temp112; + temp19 += temp113; + temp110 += temp114; + temp111 += temp115; + vec6 = vec0 + temp14; + vec10 = vec0 - temp14; + vec7 = vec1 + temp15; + vec11 = vec1 - temp15; + + vec12 = temp16 - vec9; + vec14 = temp16 + vec9; + vec13 = vec8 + temp17; + vec15 = vec8 - temp17; + + temp10 = vec6 - vec14; + temp12 = vec6 + vec14; + temp11 = vec7 + vec15; + temp13 = vec7 - vec15; + temp14 = vec10 + vec12; + temp16 = vec10 - vec12; + temp15 = vec11 + vec13; + temp17 = vec11 - vec13; + + vec10 = temp18 + temp110; + temp110 = temp18 - temp110; + vec11 = temp19 + temp111; + temp111 = temp19 - temp111; + + temp112 = vec2 + vec4; + temp114 = vec2 - vec4; + temp113 = vec3 + vec5; + temp115 = vec3 - vec5; + + /* Post-additions */ + *vec++ = temp20 + temp22; + *vec++ = temp21 + temp23; + *vec++ = temp12 + vec10; + *vec++ = temp13 + vec11; + *vec++ = temp210 + temp212; + *vec++ = temp211 + temp213; + *vec++ = temp10 + temp112; + *vec++ = temp11 + temp113; + *vec++ = temp24 - temp26; + *vec++ = temp25 - temp27; + *vec++ = temp16 + temp114; + *vec++ = temp17 + temp115; + *vec++ = temp28 + temp214; + *vec++ = temp29 + temp215; + *vec++ = temp14 + temp110; + *vec++ = temp15 + temp111; + *vec++ = temp20 - temp22; + *vec++ = temp21 - temp23; + *vec++ = temp12 - vec10; + *vec++ = temp13 - vec11; + *vec++ = temp210 - temp212; + *vec++ = temp211 - temp213; + *vec++ = temp10 - temp112; + *vec++ = temp11 - temp113; + *vec++ = temp24 + temp26; + *vec++ = temp25 + temp27; + *vec++ = temp16 - temp114; + *vec++ = temp17 - temp115; + *vec++ = temp28 - temp214; + *vec++ = temp29 - temp215; + *vec++ = temp14 - temp110; + *vec++ = temp15 - temp111; +} diff --git a/lib_lc3plus/fft/fft_240_480.h b/lib_lc3plus/fft/fft_240_480.h new file mode 100644 index 0000000000000000000000000000000000000000..18a0c8707a871b091ff60d0f59262e500d89ff9f --- /dev/null +++ b/lib_lc3plus/fft/fft_240_480.h @@ -0,0 +1,185 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static void fft240(LC3_FLOAT* in) +{ + const LC3_INT table1[240] = { + 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 225, 1, 17, 33, 49, 65, 81, + 97, 113, 129, 145, 161, 177, 193, 209, 210, 226, 2, 18, 34, 50, 66, 82, 98, 114, 130, 146, 162, 178, + 194, 195, 211, 227, 3, 19, 35, 51, 67, 83, 99, 115, 131, 147, 163, 179, 180, 196, 212, 228, 4, 20, + 36, 52, 68, 84, 100, 116, 132, 148, 164, 165, 181, 197, 213, 229, 5, 21, 37, 53, 69, 85, 101, 117, + 133, 149, 150, 166, 182, 198, 214, 230, 6, 22, 38, 54, 70, 86, 102, 118, 134, 135, 151, 167, 183, 199, + 215, 231, 7, 23, 39, 55, 71, 87, 103, 119, 120, 136, 152, 168, 184, 200, 216, 232, 8, 24, 40, 56, + 72, 88, 104, 105, 121, 137, 153, 169, 185, 201, 217, 233, 9, 25, 41, 57, 73, 89, 90, 106, 122, 138, + 154, 170, 186, 202, 218, 234, 10, 26, 42, 58, 74, 75, 91, 107, 123, 139, 155, 171, 187, 203, 219, 235, + 11, 27, 43, 59, 60, 76, 92, 108, 124, 140, 156, 172, 188, 204, 220, 236, 12, 28, 44, 45, 61, 77, + 93, 109, 125, 141, 157, 173, 189, 205, 221, 237, 13, 29, 30, 46, 62, 78, 94, 110, 126, 142, 158, 174, + 190, 206, 222, 238, 14, 15, 31, 47, 63, 79, 95, 111, 127, 143, 159, 175, 191, 207, 223, 239}; + const LC3_INT table2[240] = { + 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 15, 31, 47, 63, 79, 95, 111, + 127, 143, 159, 175, 191, 207, 223, 239, 30, 46, 62, 78, 94, 110, 126, 142, 158, 174, 190, 206, 222, 238, + 14, 45, 61, 77, 93, 109, 125, 141, 157, 173, 189, 205, 221, 237, 13, 29, 60, 76, 92, 108, 124, 140, + 156, 172, 188, 204, 220, 236, 12, 28, 44, 75, 91, 107, 123, 139, 155, 171, 187, 203, 219, 235, 11, 27, + 43, 59, 90, 106, 122, 138, 154, 170, 186, 202, 218, 234, 10, 26, 42, 58, 74, 105, 121, 137, 153, 169, + 185, 201, 217, 233, 9, 25, 41, 57, 73, 89, 120, 136, 152, 168, 184, 200, 216, 232, 8, 24, 40, 56, + 72, 88, 104, 135, 151, 167, 183, 199, 215, 231, 7, 23, 39, 55, 71, 87, 103, 119, 150, 166, 182, 198, + 214, 230, 6, 22, 38, 54, 70, 86, 102, 118, 134, 165, 181, 197, 213, 229, 5, 21, 37, 53, 69, 85, + 101, 117, 133, 149, 180, 196, 212, 228, 4, 20, 36, 52, 68, 84, 100, 116, 132, 148, 164, 195, 211, 227, + 3, 19, 35, 51, 67, 83, 99, 115, 131, 147, 163, 179, 210, 226, 2, 18, 34, 50, 66, 82, 98, 114, + 130, 146, 162, 178, 194, 225, 1, 17, 33, 49, 65, 81, 97, 113, 129, 145, 161, 177, 193, 209}; + + const LC3_INT L = 240; + const LC3_INT A = 15; + const LC3_INT B = 16; + const LC3_INT* idx1 = table1; + const LC3_INT* idx2 = table2; + + LC3_INT k, l; + LC3_FLOAT temp[32], out[480]; + + for (k = 0; k < A; k++) { + for (l = 0; l < B; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1 + 1]; + idx1 += A; + } + + fft16(temp); /* 16-point FFT */ + idx1 -= L; + + for (l = 0; l < B; l++) { + in[2 * *idx1] = temp[2 * l]; + in[2 * *idx1 + 1] = temp[2 * l + 1]; + idx1 += A; + } + + idx1 -= L - 1; + } + + idx1 -= A; + + for (k = 0; k < B; k++) { + for (l = 0; l < A; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1++ + 1]; + } + + fft15(temp); /* 15-point FFT */ + + for (l = 0; l < A; l++) { + out[2 * *idx2] = temp[2 * l]; + out[2 * *idx2++ + 1] = temp[2 * l + 1]; + } + } + + memmove(in, out, 2 * L * sizeof(LC3_FLOAT)); +} + +/* description in iis_fft.h */ +static void fft480(LC3_FLOAT* in) +{ + const LC3_INT table1[480] = { + 0, 256, 32, 288, 64, 320, 96, 352, 128, 384, 160, 416, 192, 448, 224, 225, 1, 257, 33, 289, 65, 321, + 97, 353, 129, 385, 161, 417, 193, 449, 450, 226, 2, 258, 34, 290, 66, 322, 98, 354, 130, 386, 162, 418, + 194, 195, 451, 227, 3, 259, 35, 291, 67, 323, 99, 355, 131, 387, 163, 419, 420, 196, 452, 228, 4, 260, + 36, 292, 68, 324, 100, 356, 132, 388, 164, 165, 421, 197, 453, 229, 5, 261, 37, 293, 69, 325, 101, 357, + 133, 389, 390, 166, 422, 198, 454, 230, 6, 262, 38, 294, 70, 326, 102, 358, 134, 135, 391, 167, 423, 199, + 455, 231, 7, 263, 39, 295, 71, 327, 103, 359, 360, 136, 392, 168, 424, 200, 456, 232, 8, 264, 40, 296, + 72, 328, 104, 105, 361, 137, 393, 169, 425, 201, 457, 233, 9, 265, 41, 297, 73, 329, 330, 106, 362, 138, + 394, 170, 426, 202, 458, 234, 10, 266, 42, 298, 74, 75, 331, 107, 363, 139, 395, 171, 427, 203, 459, 235, + 11, 267, 43, 299, 300, 76, 332, 108, 364, 140, 396, 172, 428, 204, 460, 236, 12, 268, 44, 45, 301, 77, + 333, 109, 365, 141, 397, 173, 429, 205, 461, 237, 13, 269, 270, 46, 302, 78, 334, 110, 366, 142, 398, 174, + 430, 206, 462, 238, 14, 15, 271, 47, 303, 79, 335, 111, 367, 143, 399, 175, 431, 207, 463, 239, 240, 16, + 272, 48, 304, 80, 336, 112, 368, 144, 400, 176, 432, 208, 464, 465, 241, 17, 273, 49, 305, 81, 337, 113, + 369, 145, 401, 177, 433, 209, 210, 466, 242, 18, 274, 50, 306, 82, 338, 114, 370, 146, 402, 178, 434, 435, + 211, 467, 243, 19, 275, 51, 307, 83, 339, 115, 371, 147, 403, 179, 180, 436, 212, 468, 244, 20, 276, 52, + 308, 84, 340, 116, 372, 148, 404, 405, 181, 437, 213, 469, 245, 21, 277, 53, 309, 85, 341, 117, 373, 149, + 150, 406, 182, 438, 214, 470, 246, 22, 278, 54, 310, 86, 342, 118, 374, 375, 151, 407, 183, 439, 215, 471, + 247, 23, 279, 55, 311, 87, 343, 119, 120, 376, 152, 408, 184, 440, 216, 472, 248, 24, 280, 56, 312, 88, + 344, 345, 121, 377, 153, 409, 185, 441, 217, 473, 249, 25, 281, 57, 313, 89, 90, 346, 122, 378, 154, 410, + 186, 442, 218, 474, 250, 26, 282, 58, 314, 315, 91, 347, 123, 379, 155, 411, 187, 443, 219, 475, 251, 27, + 283, 59, 60, 316, 92, 348, 124, 380, 156, 412, 188, 444, 220, 476, 252, 28, 284, 285, 61, 317, 93, 349, + 125, 381, 157, 413, 189, 445, 221, 477, 253, 29, 30, 286, 62, 318, 94, 350, 126, 382, 158, 414, 190, 446, + 222, 478, 254, 255, 31, 287, 63, 319, 95, 351, 127, 383, 159, 415, 191, 447, 223, 479}; + const LC3_INT table2[480] = { + 0, 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448, 15, 47, 79, 111, 143, 175, 207, + 239, 271, 303, 335, 367, 399, 431, 463, 30, 62, 94, 126, 158, 190, 222, 254, 286, 318, 350, 382, 414, 446, + 478, 45, 77, 109, 141, 173, 205, 237, 269, 301, 333, 365, 397, 429, 461, 13, 60, 92, 124, 156, 188, 220, + 252, 284, 316, 348, 380, 412, 444, 476, 28, 75, 107, 139, 171, 203, 235, 267, 299, 331, 363, 395, 427, 459, + 11, 43, 90, 122, 154, 186, 218, 250, 282, 314, 346, 378, 410, 442, 474, 26, 58, 105, 137, 169, 201, 233, + 265, 297, 329, 361, 393, 425, 457, 9, 41, 73, 120, 152, 184, 216, 248, 280, 312, 344, 376, 408, 440, 472, + 24, 56, 88, 135, 167, 199, 231, 263, 295, 327, 359, 391, 423, 455, 7, 39, 71, 103, 150, 182, 214, 246, + 278, 310, 342, 374, 406, 438, 470, 22, 54, 86, 118, 165, 197, 229, 261, 293, 325, 357, 389, 421, 453, 5, + 37, 69, 101, 133, 180, 212, 244, 276, 308, 340, 372, 404, 436, 468, 20, 52, 84, 116, 148, 195, 227, 259, + 291, 323, 355, 387, 419, 451, 3, 35, 67, 99, 131, 163, 210, 242, 274, 306, 338, 370, 402, 434, 466, 18, + 50, 82, 114, 146, 178, 225, 257, 289, 321, 353, 385, 417, 449, 1, 33, 65, 97, 129, 161, 193, 240, 272, + 304, 336, 368, 400, 432, 464, 16, 48, 80, 112, 144, 176, 208, 255, 287, 319, 351, 383, 415, 447, 479, 31, + 63, 95, 127, 159, 191, 223, 270, 302, 334, 366, 398, 430, 462, 14, 46, 78, 110, 142, 174, 206, 238, 285, + 317, 349, 381, 413, 445, 477, 29, 61, 93, 125, 157, 189, 221, 253, 300, 332, 364, 396, 428, 460, 12, 44, + 76, 108, 140, 172, 204, 236, 268, 315, 347, 379, 411, 443, 475, 27, 59, 91, 123, 155, 187, 219, 251, 283, + 330, 362, 394, 426, 458, 10, 42, 74, 106, 138, 170, 202, 234, 266, 298, 345, 377, 409, 441, 473, 25, 57, + 89, 121, 153, 185, 217, 249, 281, 313, 360, 392, 424, 456, 8, 40, 72, 104, 136, 168, 200, 232, 264, 296, + 328, 375, 407, 439, 471, 23, 55, 87, 119, 151, 183, 215, 247, 279, 311, 343, 390, 422, 454, 6, 38, 70, + 102, 134, 166, 198, 230, 262, 294, 326, 358, 405, 437, 469, 21, 53, 85, 117, 149, 181, 213, 245, 277, 309, + 341, 373, 420, 452, 4, 36, 68, 100, 132, 164, 196, 228, 260, 292, 324, 356, 388, 435, 467, 19, 51, 83, + 115, 147, 179, 211, 243, 275, 307, 339, 371, 403, 450, 2, 34, 66, 98, 130, 162, 194, 226, 258, 290, 322, + 354, 386, 418, 465, 17, 49, 81, 113, 145, 177, 209, 241, 273, 305, 337, 369, 401, 433}; + + const LC3_INT L = 480; + const LC3_INT A = 15; + const LC3_INT B = 32; + const LC3_INT* idx1 = table1; + const LC3_INT* idx2 = table2; + + LC3_INT k, l; + LC3_FLOAT temp[64], out[960]; + + for (k = 0; k < A; k++) { + for (l = 0; l < B; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1 + 1]; + idx1 += A; + } + + fft32(temp); /* 32-point FFT */ + idx1 -= L; + + for (l = 0; l < B; l++) { + in[2 * *idx1] = temp[2 * l]; + in[2 * *idx1 + 1] = temp[2 * l + 1]; + idx1 += A; + } + + idx1 -= L - 1; + } + + idx1 -= A; + + for (k = 0; k < B; k++) { + for (l = 0; l < A; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1++ + 1]; + } + + fft15(temp); /* 15-point FFT */ + + for (l = 0; l < A; l++) { + out[2 * *idx2] = temp[2 * l]; + out[2 * *idx2++ + 1] = temp[2 * l + 1]; + } + } + + memmove(in, out, 2 * L * sizeof(LC3_FLOAT)); +} diff --git a/lib_lc3plus/fft/fft_2_9.h b/lib_lc3plus/fft/fft_2_9.h new file mode 100644 index 0000000000000000000000000000000000000000..55fe84f3b779057b5c65c63587b262cf20b7cf15 --- /dev/null +++ b/lib_lc3plus/fft/fft_2_9.h @@ -0,0 +1,278 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static __inline void butterfly(const LC3_FLOAT a, const LC3_FLOAT b, LC3_FLOAT* aPlusb, LC3_FLOAT* aMinusb) +{ + *aPlusb = a + b; + *aMinusb = a - b; +} + +static void fft2(LC3_FLOAT* vec) +{ + /* + 1.0000 1.0000 + 1.0000 -1.0000 + */ + LC3_FLOAT re1 = vec[0]; + LC3_FLOAT im1 = vec[1]; + LC3_FLOAT re2 = vec[2]; + LC3_FLOAT im2 = vec[3]; + + vec[0] = re1 + re2; + vec[1] = im1 + im2; + vec[2] = re1 - re2; + vec[3] = im1 - im2; +} + +static void fft3(LC3_FLOAT* vec) +{ + const LC3_FLOAT C31 = 0.5; /* cos(PI/3); sin(2*PI/3) */ + const LC3_FLOAT C32 = 0.866025403784439; /* cos(PI/3); sin(2*PI/3) */ + + LC3_FLOAT re1 = vec[0]; + LC3_FLOAT im1 = vec[1]; + LC3_FLOAT re2 = vec[2]; + LC3_FLOAT im2 = vec[3]; + LC3_FLOAT re3 = vec[4]; + LC3_FLOAT im3 = vec[5]; + /* + 1.0000 1.0000 1.0000 + C31 C32 + 1.0000 -0.5000 - 0.8660i -0.5000 + 0.8660i + 1.0000 -0.5000 + 0.8660i -0.5000 - 0.8660i + */ + LC3_FLOAT tmp1 = re2 + re3; + LC3_FLOAT tmp3 = im2 + im3; + LC3_FLOAT tmp2 = re2 - re3; + LC3_FLOAT tmp4 = im2 - im3; + + vec[0] = re1 + tmp1; + vec[1] = im1 + tmp3; + vec[2] = re1 - C31 * tmp1 + C32 * tmp4; + vec[4] = re1 - C31 * tmp1 - C32 * tmp4; + vec[3] = im1 - C32 * tmp2 - C31 * tmp3; + vec[5] = im1 + C32 * tmp2 - C31 * tmp3; +} + +static void fft4(LC3_FLOAT* vec) +{ + LC3_FLOAT temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; + + /* Pre-additions */ + temp0 = vec[0] + vec[4]; + temp2 = vec[0] - vec[4]; + temp1 = vec[1] + vec[5]; + temp3 = vec[1] - vec[5]; + temp4 = vec[2] + vec[6]; + temp7 = vec[2] - vec[6]; + temp5 = vec[7] + vec[3]; + temp6 = vec[7] - vec[3]; + + /* Post-additions */ + vec[0] = temp0 + temp4; + vec[1] = temp1 + temp5; + vec[2] = temp2 - temp6; + vec[3] = temp3 - temp7; + vec[4] = temp0 - temp4; + vec[5] = temp1 - temp5; + vec[6] = temp2 + temp6; + vec[7] = temp3 + temp7; +} + +static void fft5(LC3_FLOAT* vec) +{ + const LC3_FLOAT C51 = 0.309016994374947; /* cos(2*PI/5); */ + const LC3_FLOAT C52 = 0.951056516295154; /* sin(2*PI/5); */ + const LC3_FLOAT C53 = 0.809016994374947; /* cos( PI/5); */ + const LC3_FLOAT C54 = 0.587785252292473; /* sin( PI/5); */ + + LC3_FLOAT re1, im1, re2, im2, re3, im3, re4, im4, re5, im5, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8; + + re1 = vec[0]; + im1 = vec[1]; + re2 = vec[2]; + im2 = vec[3]; + re3 = vec[4]; + im3 = vec[5]; + re4 = vec[6]; + im4 = vec[7]; + re5 = vec[8]; + im5 = vec[9]; + /* + 1.0000 1.0000 1.0000 1.0000 1.0000 + C51 C52 C53 C54 + 1.0000 0.3090 - 0.9511i -0.8090 - 0.5878i -0.8090 + 0.5878i 0.3090 + 0.9511i + 1.0000 -0.8090 - 0.5878i 0.3090 + 0.9511i 0.3090 - 0.9511i -0.8090 + 0.5878i + 1.0000 -0.8090 + 0.5878i 0.3090 - 0.9511i 0.3090 + 0.9511i -0.8090 - 0.5878i + 1.0000 0.3090 + 0.9511i -0.8090 + 0.5878i -0.8090 - 0.5878i 0.3090 - 0.9511i + */ + tmp1 = re2 + re5; + tmp2 = re2 - re5; + tmp3 = im2 + im5; + tmp4 = im2 - im5; + tmp5 = re3 + re4; + tmp6 = re3 - re4; + tmp7 = im3 + im4; + tmp8 = im3 - im4; + + vec[0] = re1 + tmp1 + tmp5; + vec[1] = im1 + tmp3 + tmp7; + vec[2] = re1 + C51 * tmp1 - C53 * tmp5 + C52 * tmp4 + C54 * tmp8; + vec[8] = re1 + C51 * tmp1 - C53 * tmp5 - C52 * tmp4 - C54 * tmp8; + vec[3] = im1 - C52 * tmp2 - C54 * tmp6 + C51 * tmp3 - C53 * tmp7; + vec[9] = im1 + C52 * tmp2 + C54 * tmp6 + C51 * tmp3 - C53 * tmp7; + vec[4] = re1 - C53 * tmp1 + C51 * tmp5 + C54 * tmp4 - C52 * tmp8; + vec[6] = re1 - C53 * tmp1 + C51 * tmp5 - C54 * tmp4 + C52 * tmp8; + vec[5] = im1 - C54 * tmp2 + C52 * tmp6 - C53 * tmp3 + C51 * tmp7; + vec[7] = im1 + C54 * tmp2 - C52 * tmp6 - C53 * tmp3 + C51 * tmp7; +} + + + +static void fft8(LC3_FLOAT* vec) +{ + const LC3_FLOAT INV_SQRT2 = 7.071067811865475e-1; + LC3_FLOAT temp1[16], temp2[16]; + + /* Pre-additions */ + temp1[0] = vec[0] + vec[8]; + temp1[2] = vec[0] - vec[8]; + temp1[1] = vec[1] + vec[9]; + temp1[3] = vec[1] - vec[9]; + temp1[4] = vec[2] + vec[10]; + temp1[6] = vec[2] - vec[10]; + temp1[5] = vec[3] + vec[11]; + temp1[7] = vec[3] - vec[11]; + temp1[8] = vec[4] + vec[12]; + temp1[10] = vec[4] - vec[12]; + temp1[9] = vec[5] + vec[13]; + temp1[11] = vec[5] - vec[13]; + temp1[12] = vec[6] + vec[14]; + temp1[14] = vec[6] - vec[14]; + temp1[13] = vec[7] + vec[15]; + temp1[15] = vec[7] - vec[15]; + + /* Pre-additions and core multiplications */ + temp2[0] = temp1[0] + temp1[8]; + temp2[4] = temp1[0] - temp1[8]; + temp2[1] = temp1[1] + temp1[9]; + temp2[5] = temp1[1] - temp1[9]; + temp2[8] = temp1[2] - temp1[11]; + temp2[10] = temp1[2] + temp1[11]; + temp2[9] = temp1[3] + temp1[10]; + temp2[11] = temp1[3] - temp1[10]; + temp2[2] = temp1[4] + temp1[12]; + temp2[7] = temp1[4] - temp1[12]; + temp2[3] = temp1[5] + temp1[13]; + temp2[6] = temp1[13] - temp1[5]; + + temp1[1] = temp1[6] + temp1[14]; + temp1[2] = temp1[6] - temp1[14]; + temp1[0] = temp1[7] + temp1[15]; + temp1[3] = temp1[7] - temp1[15]; + temp2[12] = (temp1[0] + temp1[2]) * INV_SQRT2; + temp2[14] = (temp1[0] - temp1[2]) * INV_SQRT2; + temp2[13] = (temp1[3] - temp1[1]) * INV_SQRT2; + temp2[15] = (temp1[1] + temp1[3]) * -INV_SQRT2; + + /* Post-additions */ + vec[0] = temp2[0] + temp2[2]; + vec[8] = temp2[0] - temp2[2]; + vec[1] = temp2[1] + temp2[3]; + vec[9] = temp2[1] - temp2[3]; + vec[4] = temp2[4] - temp2[6]; + vec[12] = temp2[4] + temp2[6]; + vec[5] = temp2[5] - temp2[7]; + vec[13] = temp2[5] + temp2[7]; + vec[6] = temp2[8] + temp2[14]; + vec[14] = temp2[8] - temp2[14]; + vec[7] = temp2[9] + temp2[15]; + vec[15] = temp2[9] - temp2[15]; + vec[2] = temp2[10] + temp2[12]; + vec[10] = temp2[10] - temp2[12]; + vec[3] = temp2[11] + temp2[13]; + vec[11] = temp2[11] - temp2[13]; +} + + +static void fft9(LC3_FLOAT* vec) +{ + const LC3_FLOAT C91 = 0.766044443118978; /* cos(2*PI/5); */ + const LC3_FLOAT C92 = 0.642787609686539; + const LC3_FLOAT C93 = 0.17364817766693; + const LC3_FLOAT C94 = 0.984807753012208; + const LC3_FLOAT C95 = 0.5; + const LC3_FLOAT C96 = 0.866025403784439; + const LC3_FLOAT C97 = 0.939692620785908; + const LC3_FLOAT C98 = 0.342020143325669; + + LC3_FLOAT re1, im1, re2_9p, re2_9m, im2_9p, im2_9m, re3_8p, re3_8m, im3_8p, im3_8m, re4_7p, re4_7m, im4_7p, im4_7m, + re5_6p, re5_6m, im5_6p, im5_6m; + + re1 = vec[0]; + im1 = vec[1]; + + butterfly(vec[1 * 2], vec[8 * 2], &re2_9p, &re2_9m); + butterfly(vec[1 * 2 + 1], vec[8 * 2 + 1], &im2_9p, &im2_9m); + butterfly(vec[2 * 2], vec[7 * 2], &re3_8p, &re3_8m); + butterfly(vec[2 * 2 + 1], vec[7 * 2 + 1], &im3_8p, &im3_8m); + butterfly(vec[3 * 2], vec[6 * 2], &re4_7p, &re4_7m); + butterfly(vec[3 * 2 + 1], vec[6 * 2 + 1], &im4_7p, &im4_7m); + butterfly(vec[4 * 2], vec[5 * 2], &re5_6p, &re5_6m); + butterfly(vec[4 * 2 + 1], vec[5 * 2 + 1], &im5_6p, &im5_6m); + + /* + 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 + 1.0000 C91 - C92i C93 - C94i -C95 - C96i -C97 - C98i -C97 + C98i -C95 + C96i C93 + C94i C91 + C92i + 1.0000 C93 - C94i -C97 - C98i -C95 + C96i C91 + C92i C91 - C92i -C95 - C96i -C97 + C98i C93 + C94i + 1.0000 -C95 - C96i -C95 + C96i 1.0000 -C95 - C96i -C95 + C96i 1.0000 -C95 - C96i -C95 + C96i + 1.0000 -C97 - C98i C91 + C92i -C95 - C96i C93 + C94i C93 - C94i -C95 + C96i C91 - C92i -C97 + C98i + 1.0000 -C97 + C98i C91 - C92i -C95 + C96i C93 - C94i C93 + C94i -C95 - C96i C91 + C92i -C97 - C98i + 1.0000 -C95 + C96i -C95 - C96i 1.0000 -C95 + C96i -C95 - C96i 1.0000 -C95 + C96i -C95 - C96i + 1.0000 C93 + C94i -C97 + C98i -C95 - C96i C91 - C92i C91 + C92i -C95 + C96i -C97 - C98i C93 - C94i + 1.0000 C91 + C92i C93 + C94i -C95 + C96i -C97 + C98i -C97 - C98i -C95 - C96i C93 - C94i C91 - C92i + */ + vec[0] = re1 + re2_9p + re3_8p + re4_7p + re5_6p; + vec[1] = im1 + im2_9p + im3_8p + im4_7p + im5_6p; + vec[2] = re1 + C91 * re2_9p + C93 * re3_8p - C95 * re4_7p - C97 * re5_6p + C92 * im2_9m + C94 * im3_8m + + C96 * im4_7m + C98 * im5_6m; + vec[16] = re1 + C91 * re2_9p + C93 * re3_8p - C95 * re4_7p - C97 * re5_6p - C92 * im2_9m - C94 * im3_8m - + C96 * im4_7m - C98 * im5_6m; + vec[3] = im1 - C92 * re2_9m - C94 * re3_8m - C96 * re4_7m - C98 * re5_6m + C91 * im2_9p + C93 * im3_8p - + C95 * im4_7p - C97 * im5_6p; + vec[17] = im1 + C92 * re2_9m + C94 * re3_8m + C96 * re4_7m + C98 * re5_6m + C91 * im2_9p + C93 * im3_8p - + C95 * im4_7p - C97 * im5_6p; + vec[4] = re1 + C93 * re2_9p - C97 * re3_8p - C95 * re4_7p + C91 * re5_6p + C94 * im2_9m + C98 * im3_8m - + C96 * im4_7m - C92 * im5_6m; + vec[14] = re1 + C93 * re2_9p - C97 * re3_8p - C95 * re4_7p + C91 * re5_6p - C94 * im2_9m - C98 * im3_8m + + C96 * im4_7m + C92 * im5_6m; + vec[5] = im1 - C94 * re2_9m - C98 * re3_8m + C96 * re4_7m + C92 * re5_6m + C93 * im2_9p - C97 * im3_8p - + C95 * im4_7p + C91 * im5_6p; + vec[15] = im1 + C94 * re2_9m + C98 * re3_8m - C96 * re4_7m - C92 * re5_6m + C93 * im2_9p - C97 * im3_8p - + C95 * im4_7p + C91 * im5_6p; + vec[6] = re1 - C95 * (re2_9p + re3_8p + re5_6p) + re4_7p + C96 * (im2_9m - im3_8m + im5_6m); + vec[12] = re1 - C95 * (re2_9p + re3_8p + re5_6p) + re4_7p - C96 * (im2_9m - im3_8m + im5_6m); + vec[7] = im1 - C96 * (re2_9m - re3_8m + re5_6m) - C95 * (im2_9p + im3_8p + im5_6p) + im4_7p; + vec[13] = im1 + C96 * (re2_9m - re3_8m + re5_6m) - C95 * (im2_9p + im3_8p + im5_6p) + im4_7p; + vec[8] = re1 - C97 * re2_9p + C91 * re3_8p - C95 * re4_7p + C93 * re5_6p + C98 * im2_9m - C92 * im3_8m + + C96 * im4_7m - C94 * im5_6m; + vec[10] = re1 - C97 * re2_9p + C91 * re3_8p - C95 * re4_7p + C93 * re5_6p - C98 * im2_9m + C92 * im3_8m - + C96 * im4_7m + C94 * im5_6m; + vec[9] = im1 - C98 * re2_9m + C92 * re3_8m - C96 * re4_7m + C94 * re5_6m - C97 * im2_9p + C91 * im3_8p - + C95 * im4_7p + C93 * im5_6p; + vec[11] = im1 + C98 * re2_9m - C92 * re3_8m + C96 * re4_7m - C94 * re5_6m - C97 * im2_9p + C91 * im3_8p - + C95 * im4_7p + C93 * im5_6p; +} + diff --git a/lib_lc3plus/fft/fft_32.h b/lib_lc3plus/fft/fft_32.h new file mode 100644 index 0000000000000000000000000000000000000000..803923a0158c42dc3f0d88ae81cb5765e6acf8a5 --- /dev/null +++ b/lib_lc3plus/fft/fft_32.h @@ -0,0 +1,467 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static void fft32(LC3_FLOAT* vec) +{ + const LC3_FLOAT INV_SQRT2 = 7.071067811865475e-1; + const LC3_FLOAT COS_PI_DIV8 = 9.238795325112867e-1; + const LC3_FLOAT COS_3PI_DIV8 = 3.826834323650898e-1; + const LC3_FLOAT SQRT2PLUS1 = 2.414213562373095; + const LC3_FLOAT SQRT2MINUS1 = 4.142135623730952e-1; + + const LC3_FLOAT c[4] = {9.807852804032304e-1, 8.314696123025452e-1, 5.555702330196023e-1, 1.950903220161283e-1}; + + LC3_FLOAT tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8, tmp9, tmp10, tmp11, tmp12, tmp13, tmp14, tmp15, + temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18, temp19, temp110, temp111, temp112, + temp113, temp114, temp115, temp20, temp21, temp22, temp23, temp24, temp25, temp26, temp27, temp28, temp29, + temp210, temp211, temp212, temp213, temp214, temp215, temp30, temp31, temp32, temp33, temp34, temp35, temp36, + temp37, temp38, temp39, temp310, temp311, temp312, temp313, temp314, temp315, temp316, temp317, temp318, + temp319, temp320, temp321, temp322, temp323, temp324, temp325, temp326, temp327, temp328, temp329, temp330, + temp331, temp40, temp41, temp42, temp43, temp44, temp45, temp46, temp47, temp48, temp49, temp410, temp411, + temp412, temp413, temp414, temp415; + + temp20 = vec[2] - vec[34]; + temp21 = vec[3] - vec[35]; + temp30 = vec[0] + vec[32]; + temp31 = vec[1] + vec[33]; + temp32 = vec[2] + vec[34]; + temp33 = vec[3] + vec[35]; + + temp22 = vec[6] - vec[38]; + temp23 = vec[7] - vec[39]; + temp34 = vec[4] + vec[36]; + temp35 = vec[5] + vec[37]; + temp36 = vec[6] + vec[38]; + temp37 = vec[7] + vec[39]; + + temp24 = vec[10] - vec[42]; + temp25 = vec[11] - vec[43]; + temp38 = vec[8] + vec[40]; + temp39 = vec[9] + vec[41]; + temp310 = vec[10] + vec[42]; + temp311 = vec[11] + vec[43]; + + temp26 = vec[14] - vec[46]; + temp27 = vec[15] - vec[47]; + temp312 = vec[12] + vec[44]; + temp313 = vec[13] + vec[45]; + temp314 = vec[14] + vec[46]; + temp315 = vec[15] + vec[47]; + + temp28 = vec[18] - vec[50]; + temp29 = vec[19] - vec[51]; + temp316 = vec[16] + vec[48]; + temp317 = vec[17] + vec[49]; + temp318 = vec[18] + vec[50]; + temp319 = vec[19] + vec[51]; + + temp210 = vec[22] - vec[54]; + temp211 = vec[23] - vec[55]; + temp320 = vec[20] + vec[52]; + temp321 = vec[21] + vec[53]; + temp322 = vec[22] + vec[54]; + temp323 = vec[23] + vec[55]; + + temp212 = vec[26] - vec[58]; + temp213 = vec[27] - vec[59]; + temp324 = vec[24] + vec[56]; + temp325 = vec[25] + vec[57]; + temp326 = vec[26] + vec[58]; + temp327 = vec[27] + vec[59]; + + temp214 = vec[30] - vec[62]; + temp215 = vec[31] - vec[63]; + temp328 = vec[28] + vec[60]; + temp329 = vec[29] + vec[61]; + temp330 = vec[30] + vec[62]; + temp331 = vec[31] + vec[63]; + + /* Pre-additions */ + temp41 = -(temp20 + temp214); + temp42 = temp20 - temp214; + temp40 = temp21 + temp215; + temp43 = temp21 - temp215; + temp45 = -(temp22 + temp212); + temp46 = temp22 - temp212; + temp44 = temp23 + temp213; + temp47 = temp23 - temp213; + temp49 = -(temp24 + temp210); + temp410 = temp24 - temp210; + temp48 = temp25 + temp211; + temp411 = temp25 - temp211; + temp413 = -(temp26 + temp28); + temp414 = temp26 - temp28; + temp412 = temp27 + temp29; + temp415 = temp27 - temp29; + + /* Core multiplications */ + temp20 = temp40 * c[3] + temp44 * c[2] + temp48 * c[1] + temp412 * c[0]; + temp24 = temp40 * c[2] + temp44 * c[0] + temp48 * c[3] - temp412 * c[1]; + temp28 = temp40 * c[1] + temp44 * c[3] - temp48 * c[0] + temp412 * c[2]; + temp212 = temp40 * c[0] - temp44 * c[1] + temp48 * c[2] - temp412 * c[3]; + temp21 = temp41 * c[3] + temp45 * c[2] + temp49 * c[1] + temp413 * c[0]; + temp25 = temp41 * c[2] + temp45 * c[0] + temp49 * c[3] - temp413 * c[1]; + temp29 = temp41 * c[1] + temp45 * c[3] - temp49 * c[0] + temp413 * c[2]; + temp213 = temp41 * c[0] - temp45 * c[1] + temp49 * c[2] - temp413 * c[3]; + temp22 = temp42 * c[0] + temp46 * c[1] + temp410 * c[2] + temp414 * c[3]; + temp26 = temp42 * c[1] - temp46 * c[3] - temp410 * c[0] - temp414 * c[2]; + temp210 = temp42 * c[2] - temp46 * c[0] + temp410 * c[3] + temp414 * c[1]; + temp214 = temp42 * c[3] - temp46 * c[2] + temp410 * c[1] - temp414 * c[0]; + temp23 = temp43 * c[0] + temp47 * c[1] + temp411 * c[2] + temp415 * c[3]; + temp27 = temp43 * c[1] - temp47 * c[3] - temp411 * c[0] - temp415 * c[2]; + temp211 = temp43 * c[2] - temp47 * c[0] + temp411 * c[3] + temp415 * c[1]; + temp215 = temp43 * c[3] - temp47 * c[2] + temp411 * c[1] - temp415 * c[0]; + + /* Post-additions */ + temp40 = temp20 + temp22; + temp414 = temp20 - temp22; + temp41 = temp21 + temp23; + temp415 = temp21 - temp23; + temp42 = temp24 + temp26; + temp412 = temp24 - temp26; + temp43 = temp25 + temp27; + temp413 = temp25 - temp27; + temp44 = temp28 + temp210; + temp410 = temp28 - temp210; + temp45 = temp29 + temp211; + temp411 = temp29 - temp211; + temp46 = temp212 + temp214; + temp48 = temp212 - temp214; + temp47 = temp213 + temp215; + temp49 = temp213 - temp215; + + /* fft16(temp3); */ + /* even */ + temp10 = temp30 + temp316; + temp11 = temp31 + temp317; + temp12 = temp32 + temp318; + temp13 = temp33 + temp319; + temp14 = temp34 + temp320; + temp15 = temp35 + temp321; + temp16 = temp36 + temp322; + temp17 = temp37 + temp323; + temp18 = temp38 + temp324; + temp19 = temp39 + temp325; + temp110 = temp310 + temp326; + temp111 = temp311 + temp327; + temp112 = temp312 + temp328; + temp113 = temp313 + temp329; + temp114 = temp314 + temp330; + temp115 = temp315 + temp331; + + /* Pre-additions */ + tmp0 = temp10 + temp18; + tmp2 = temp10 - temp18; + tmp1 = temp11 + temp19; + tmp3 = temp11 - temp19; + tmp4 = temp12 + temp110; + tmp6 = temp12 - temp110; + tmp5 = temp13 + temp111; + tmp7 = temp13 - temp111; + tmp8 = temp14 + temp112; + tmp10 = temp14 - temp112; + tmp9 = temp15 + temp113; + tmp11 = temp15 - temp113; + tmp12 = temp16 + temp114; + tmp14 = temp16 - temp114; + tmp13 = temp17 + temp115; + tmp15 = temp17 - temp115; + + /* Pre-additions and core multiplications */ + temp20 = tmp0 + tmp8; + temp24 = tmp0 - tmp8; + temp21 = tmp1 + tmp9; + temp25 = tmp1 - tmp9; + temp28 = tmp2 - tmp11; + temp210 = tmp2 + tmp11; + temp29 = tmp3 + tmp10; + temp211 = tmp3 - tmp10; + temp22 = tmp4 + tmp12; + temp27 = tmp4 - tmp12; + temp23 = tmp5 + tmp13; + temp26 = tmp13 - tmp5; + + tmp1 = tmp6 + tmp14; + tmp2 = tmp6 - tmp14; + tmp0 = tmp7 + tmp15; + tmp3 = tmp7 - tmp15; + temp212 = (tmp0 + tmp2) * INV_SQRT2; + temp214 = (tmp0 - tmp2) * INV_SQRT2; + temp213 = (tmp3 - tmp1) * INV_SQRT2; + temp215 = (tmp1 + tmp3) * -INV_SQRT2; + + /* odd */ + temp10 = temp30 - temp316; + temp11 = temp31 - temp317; + temp12 = temp32 - temp318; + temp13 = temp33 - temp319; + temp14 = temp34 - temp320; + temp15 = temp35 - temp321; + temp16 = temp36 - temp322; + temp17 = temp37 - temp323; + temp18 = temp38 - temp324; + temp19 = temp39 - temp325; + temp110 = temp310 - temp326; + temp111 = temp311 - temp327; + temp112 = temp312 - temp328; + temp113 = temp313 - temp329; + temp114 = temp314 - temp330; + temp115 = temp315 - temp331; + + /* Post-additions */ + temp30 = temp20 + temp22; + temp316 = temp20 - temp22; + temp31 = temp21 + temp23; + temp317 = temp21 - temp23; + temp38 = temp24 - temp26; + temp324 = temp24 + temp26; + temp39 = temp25 - temp27; + temp325 = temp25 + temp27; + temp312 = temp28 + temp214; + temp328 = temp28 - temp214; + temp313 = temp29 + temp215; + temp329 = temp29 - temp215; + temp34 = temp210 + temp212; + temp320 = temp210 - temp212; + temp35 = temp211 + temp213; + temp321 = temp211 - temp213; + + /* Pre-additions and core multiplications */ + tmp9 = (temp12 + temp114) * -COS_3PI_DIV8; + tmp10 = (temp12 - temp114) * COS_PI_DIV8; + tmp8 = (temp13 + temp115) * COS_3PI_DIV8; + tmp11 = (temp13 - temp115) * COS_PI_DIV8; + tmp5 = (temp14 + temp112) * -INV_SQRT2; + tmp6 = (temp14 - temp112) * INV_SQRT2; + tmp4 = (temp15 + temp113) * INV_SQRT2; + tmp7 = (temp15 - temp113) * INV_SQRT2; + tmp13 = (temp16 + temp110) * -COS_PI_DIV8; + tmp14 = (temp16 - temp110) * COS_3PI_DIV8; + tmp12 = (temp17 + temp111) * COS_PI_DIV8; + tmp15 = (temp17 - temp111) * COS_3PI_DIV8; + + /* Core multiplications */ + temp12 = tmp8 * SQRT2PLUS1 - tmp12 * SQRT2MINUS1; + temp13 = tmp9 * SQRT2PLUS1 - tmp13 * SQRT2MINUS1; + temp14 = tmp10 * SQRT2MINUS1 - tmp14 * SQRT2PLUS1; + temp15 = tmp11 * SQRT2MINUS1 - tmp15 * SQRT2PLUS1; + + /* Post-additions */ + tmp8 += tmp12; + tmp9 += tmp13; + tmp10 += tmp14; + tmp11 += tmp15; + temp16 = temp10 + tmp4; + temp110 = temp10 - tmp4; + temp17 = temp11 + tmp5; + temp111 = temp11 - tmp5; + + temp112 = tmp6 - temp19; + temp114 = tmp6 + temp19; + temp113 = temp18 + tmp7; + temp115 = temp18 - tmp7; + + tmp0 = temp16 - temp114; + tmp2 = temp16 + temp114; + tmp1 = temp17 + temp115; + tmp3 = temp17 - temp115; + tmp4 = temp110 + temp112; + tmp6 = temp110 - temp112; + tmp5 = temp111 + temp113; + tmp7 = temp111 - temp113; + + temp110 = tmp8 + tmp10; + tmp10 = tmp8 - tmp10; + temp111 = tmp9 + tmp11; + tmp11 = tmp9 - tmp11; + + tmp12 = temp12 + temp14; + tmp14 = temp12 - temp14; + tmp13 = temp13 + temp15; + tmp15 = temp13 - temp15; + + temp32 = tmp2 + temp110; + temp318 = tmp2 - temp110; + temp33 = tmp3 + temp111; + temp319 = tmp3 - temp111; + temp36 = tmp0 + tmp12; + temp322 = tmp0 - tmp12; + temp37 = tmp1 + tmp13; + temp323 = tmp1 - tmp13; + temp314 = tmp4 + tmp10; + temp330 = tmp4 - tmp10; + temp315 = tmp5 + tmp11; + temp331 = tmp5 - tmp11; + temp310 = tmp6 + tmp14; + temp326 = tmp6 - tmp14; + temp311 = tmp7 + tmp15; + temp327 = tmp7 - tmp15; + /* fft16(temp3); end */ + + /* fft8even(temp1); */ + temp10 = vec[0] - vec[32]; + temp11 = vec[1] - vec[33]; + temp12 = vec[4] - vec[36]; + temp13 = vec[5] - vec[37]; + temp14 = vec[8] - vec[40]; + temp15 = vec[9] - vec[41]; + temp16 = vec[12] - vec[44]; + temp17 = vec[13] - vec[45]; + temp18 = vec[16] - vec[48]; + temp19 = vec[17] - vec[49]; + temp110 = vec[20] - vec[52]; + temp111 = vec[21] - vec[53]; + temp112 = vec[24] - vec[56]; + temp113 = vec[25] - vec[57]; + temp114 = vec[28] - vec[60]; + temp115 = vec[29] - vec[61]; + + /* Pre-additions and core multiplications */ + tmp9 = (temp12 + temp114) * -COS_3PI_DIV8; + tmp10 = (temp12 - temp114) * COS_PI_DIV8; + tmp8 = (temp13 + temp115) * COS_3PI_DIV8; + tmp11 = (temp13 - temp115) * COS_PI_DIV8; + tmp5 = (temp14 + temp112) * -INV_SQRT2; + tmp6 = (temp14 - temp112) * INV_SQRT2; + tmp4 = (temp15 + temp113) * INV_SQRT2; + tmp7 = (temp15 - temp113) * INV_SQRT2; + tmp13 = (temp16 + temp110) * -COS_PI_DIV8; + tmp14 = (temp16 - temp110) * COS_3PI_DIV8; + tmp12 = (temp17 + temp111) * COS_PI_DIV8; + tmp15 = (temp17 - temp111) * COS_3PI_DIV8; + + /* Core multiplications */ + temp12 = tmp8 * SQRT2PLUS1 - tmp12 * SQRT2MINUS1; + temp13 = tmp9 * SQRT2PLUS1 - tmp13 * SQRT2MINUS1; + temp14 = tmp10 * SQRT2MINUS1 - tmp14 * SQRT2PLUS1; + temp15 = tmp11 * SQRT2MINUS1 - tmp15 * SQRT2PLUS1; + + /* Post-additions */ + tmp8 += tmp12; + tmp9 += tmp13; + tmp10 += tmp14; + tmp11 += tmp15; + temp16 = temp10 + tmp4; + temp110 = temp10 - tmp4; + temp17 = temp11 + tmp5; + temp111 = temp11 - tmp5; + + temp112 = tmp6 - temp19; + temp114 = tmp6 + temp19; + temp113 = temp18 + tmp7; + temp115 = temp18 - tmp7; + + tmp0 = temp16 - temp114; + tmp2 = temp16 + temp114; + tmp1 = temp17 + temp115; + tmp3 = temp17 - temp115; + tmp4 = temp110 + temp112; + tmp6 = temp110 - temp112; + tmp5 = temp111 + temp113; + tmp7 = temp111 - temp113; + + temp110 = tmp8 + tmp10; + tmp10 = tmp8 - tmp10; + temp111 = tmp9 + tmp11; + tmp11 = tmp9 - tmp11; + + tmp12 = temp12 + temp14; + tmp14 = temp12 - temp14; + tmp13 = temp13 + temp15; + tmp15 = temp13 - temp15; + + temp10 = tmp2 + temp110; + temp18 = tmp2 - temp110; + temp11 = tmp3 + temp111; + temp19 = tmp3 - temp111; + temp12 = tmp0 + tmp12; + temp110 = tmp0 - tmp12; + temp13 = tmp1 + tmp13; + temp111 = tmp1 - tmp13; + temp16 = tmp4 + tmp10; + temp114 = tmp4 - tmp10; + temp17 = tmp5 + tmp11; + temp115 = tmp5 - tmp11; + temp14 = tmp6 + tmp14; + temp112 = tmp6 - tmp14; + temp15 = tmp7 + tmp15; + temp113 = tmp7 - tmp15; + /* fft8even(temp1); end */ + + *vec++ = temp30; + *vec++ = temp31; + *vec++ = temp10 + temp40; + *vec++ = temp11 + temp41; + *vec++ = temp32; + *vec++ = temp33; + *vec++ = temp12 + temp42; + *vec++ = temp13 + temp43; + *vec++ = temp34; + *vec++ = temp35; + *vec++ = temp14 + temp44; + *vec++ = temp15 + temp45; + *vec++ = temp36; + *vec++ = temp37; + *vec++ = temp16 + temp46; + *vec++ = temp17 + temp47; + *vec++ = temp38; + *vec++ = temp39; + *vec++ = temp18 + temp48; + *vec++ = temp19 + temp49; + *vec++ = temp310; + *vec++ = temp311; + *vec++ = temp110 + temp410; + *vec++ = temp111 + temp411; + *vec++ = temp312; + *vec++ = temp313; + *vec++ = temp112 + temp412; + *vec++ = temp113 + temp413; + *vec++ = temp314; + *vec++ = temp315; + *vec++ = temp114 + temp414; + *vec++ = temp115 + temp415; + *vec++ = temp316; + *vec++ = temp317; + *vec++ = temp10 - temp40; + *vec++ = temp11 - temp41; + *vec++ = temp318; + *vec++ = temp319; + *vec++ = temp12 - temp42; + *vec++ = temp13 - temp43; + *vec++ = temp320; + *vec++ = temp321; + *vec++ = temp14 - temp44; + *vec++ = temp15 - temp45; + *vec++ = temp322; + *vec++ = temp323; + *vec++ = temp16 - temp46; + *vec++ = temp17 - temp47; + *vec++ = temp324; + *vec++ = temp325; + *vec++ = temp18 - temp48; + *vec++ = temp19 - temp49; + *vec++ = temp326; + *vec++ = temp327; + *vec++ = temp110 - temp410; + *vec++ = temp111 - temp411; + *vec++ = temp328; + *vec++ = temp329; + *vec++ = temp112 - temp412; + *vec++ = temp113 - temp413; + *vec++ = temp330; + *vec++ = temp331; + *vec++ = temp114 - temp414; + *vec++ = temp115 - temp415; +} diff --git a/lib_lc3plus/fft/fft_384_768.h b/lib_lc3plus/fft/fft_384_768.h new file mode 100644 index 0000000000000000000000000000000000000000..bd89393c174c8f14b4b2db5fee253f0a41e803c8 --- /dev/null +++ b/lib_lc3plus/fft/fft_384_768.h @@ -0,0 +1,103 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static void fft384(LC3_FLOAT* restrict in) +{ + const LC3_INT table1[384] = { + 0, 256, 128, 129, 1, 257, 258, 130, 2, 3, 259, 131, 132, 4, 260, 261, 133, 5, 6, 262, 134, 135, + 7, 263, 264, 136, 8, 9, 265, 137, 138, 10, 266, 267, 139, 11, 12, 268, 140, 141, 13, 269, 270, 142, + 14, 15, 271, 143, 144, 16, 272, 273, 145, 17, 18, 274, 146, 147, 19, 275, 276, 148, 20, 21, 277, 149, + 150, 22, 278, 279, 151, 23, 24, 280, 152, 153, 25, 281, 282, 154, 26, 27, 283, 155, 156, 28, 284, 285, + 157, 29, 30, 286, 158, 159, 31, 287, 288, 160, 32, 33, 289, 161, 162, 34, 290, 291, 163, 35, 36, 292, + 164, 165, 37, 293, 294, 166, 38, 39, 295, 167, 168, 40, 296, 297, 169, 41, 42, 298, 170, 171, 43, 299, + 300, 172, 44, 45, 301, 173, 174, 46, 302, 303, 175, 47, 48, 304, 176, 177, 49, 305, 306, 178, 50, 51, + 307, 179, 180, 52, 308, 309, 181, 53, 54, 310, 182, 183, 55, 311, 312, 184, 56, 57, 313, 185, 186, 58, + 314, 315, 187, 59, 60, 316, 188, 189, 61, 317, 318, 190, 62, 63, 319, 191, 192, 64, 320, 321, 193, 65, + 66, 322, 194, 195, 67, 323, 324, 196, 68, 69, 325, 197, 198, 70, 326, 327, 199, 71, 72, 328, 200, 201, + 73, 329, 330, 202, 74, 75, 331, 203, 204, 76, 332, 333, 205, 77, 78, 334, 206, 207, 79, 335, 336, 208, + 80, 81, 337, 209, 210, 82, 338, 339, 211, 83, 84, 340, 212, 213, 85, 341, 342, 214, 86, 87, 343, 215, + 216, 88, 344, 345, 217, 89, 90, 346, 218, 219, 91, 347, 348, 220, 92, 93, 349, 221, 222, 94, 350, 351, + 223, 95, 96, 352, 224, 225, 97, 353, 354, 226, 98, 99, 355, 227, 228, 100, 356, 357, 229, 101, 102, 358, + 230, 231, 103, 359, 360, 232, 104, 105, 361, 233, 234, 106, 362, 363, 235, 107, 108, 364, 236, 237, 109, 365, + 366, 238, 110, 111, 367, 239, 240, 112, 368, 369, 241, 113, 114, 370, 242, 243, 115, 371, 372, 244, 116, 117, + 373, 245, 246, 118, 374, 375, 247, 119, 120, 376, 248, 249, 121, 377, 378, 250, 122, 123, 379, 251, 252, 124, + 380, 381, 253, 125, 126, 382, 254, 255, 127, 383}; + const LC3_INT table2[384] = { + 0, 128, 256, 3, 131, 259, 6, 134, 262, 9, 137, 265, 12, 140, 268, 15, 143, 271, 18, 146, 274, 21, + 149, 277, 24, 152, 280, 27, 155, 283, 30, 158, 286, 33, 161, 289, 36, 164, 292, 39, 167, 295, 42, 170, + 298, 45, 173, 301, 48, 176, 304, 51, 179, 307, 54, 182, 310, 57, 185, 313, 60, 188, 316, 63, 191, 319, + 66, 194, 322, 69, 197, 325, 72, 200, 328, 75, 203, 331, 78, 206, 334, 81, 209, 337, 84, 212, 340, 87, + 215, 343, 90, 218, 346, 93, 221, 349, 96, 224, 352, 99, 227, 355, 102, 230, 358, 105, 233, 361, 108, 236, + 364, 111, 239, 367, 114, 242, 370, 117, 245, 373, 120, 248, 376, 123, 251, 379, 126, 254, 382, 129, 257, 1, + 132, 260, 4, 135, 263, 7, 138, 266, 10, 141, 269, 13, 144, 272, 16, 147, 275, 19, 150, 278, 22, 153, + 281, 25, 156, 284, 28, 159, 287, 31, 162, 290, 34, 165, 293, 37, 168, 296, 40, 171, 299, 43, 174, 302, + 46, 177, 305, 49, 180, 308, 52, 183, 311, 55, 186, 314, 58, 189, 317, 61, 192, 320, 64, 195, 323, 67, + 198, 326, 70, 201, 329, 73, 204, 332, 76, 207, 335, 79, 210, 338, 82, 213, 341, 85, 216, 344, 88, 219, + 347, 91, 222, 350, 94, 225, 353, 97, 228, 356, 100, 231, 359, 103, 234, 362, 106, 237, 365, 109, 240, 368, + 112, 243, 371, 115, 246, 374, 118, 249, 377, 121, 252, 380, 124, 255, 383, 127, 258, 2, 130, 261, 5, 133, + 264, 8, 136, 267, 11, 139, 270, 14, 142, 273, 17, 145, 276, 20, 148, 279, 23, 151, 282, 26, 154, 285, + 29, 157, 288, 32, 160, 291, 35, 163, 294, 38, 166, 297, 41, 169, 300, 44, 172, 303, 47, 175, 306, 50, + 178, 309, 53, 181, 312, 56, 184, 315, 59, 187, 318, 62, 190, 321, 65, 193, 324, 68, 196, 327, 71, 199, + 330, 74, 202, 333, 77, 205, 336, 80, 208, 339, 83, 211, 342, 86, 214, 345, 89, 217, 348, 92, 220, 351, + 95, 223, 354, 98, 226, 357, 101, 229, 360, 104, 232, 363, 107, 235, 366, 110, 238, 369, 113, 241, 372, 116, + 244, 375, 119, 247, 378, 122, 250, 381, 125, 253}; + + const LC3_INT L = 384; + const LC3_INT A = 3; + const LC3_INT B = 128; + const LC3_INT* idx1 = table1; + const LC3_INT* idx2 = table2; + + LC3_INT k, l; + LC3_FLOAT temp[256], out[768]; + + for (k = 0; k < A; k++) { + for (l = 0; l < B; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1 + 1]; + idx1 += A; + } + + fft128(temp); /* 128-point FFT */ + idx1 -= L; + + for (l = 0; l < B; l++) { + in[2 * *idx1] = temp[2 * l]; + in[2 * *idx1 + 1] = temp[2 * l + 1]; + idx1 += A; + } + + idx1 -= L - 1; + } + + idx1 -= A; + + for (k = 0; k < B; k++) { + for (l = 0; l < A; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1++ + 1]; + } + + fft3(temp); /* 3-point FFT */ + + for (l = 0; l < A; l++) { + out[2 * *idx2] = temp[2 * l]; + out[2 * *idx2++ + 1] = temp[2 * l + 1]; + } + } + + memmove(in, out, 2 * L * sizeof(LC3_FLOAT)); +} + diff --git a/lib_lc3plus/fft/fft_60_128.h b/lib_lc3plus/fft/fft_60_128.h new file mode 100644 index 0000000000000000000000000000000000000000..e5a88ccad873d19fb1757cc14df1be36d6502b50 --- /dev/null +++ b/lib_lc3plus/fft/fft_60_128.h @@ -0,0 +1,161 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +static void fft60(LC3_FLOAT* in) +{ + const LC3_INT table1[] = {0, 45, 30, 15, 16, 1, 46, 31, 32, 17, 2, 47, 48, 33, 18, 3, 4, 49, 34, 19, + 20, 5, 50, 35, 36, 21, 6, 51, 52, 37, 22, 7, 8, 53, 38, 23, 24, 9, 54, 39, + 40, 25, 10, 55, 56, 41, 26, 11, 12, 57, 42, 27, 28, 13, 58, 43, 44, 29, 14, 59}; + const LC3_INT table2[] = {0, 15, 30, 45, 4, 19, 34, 49, 8, 23, 38, 53, 12, 27, 42, 57, 16, 31, 46, 1, + 20, 35, 50, 5, 24, 39, 54, 9, 28, 43, 58, 13, 32, 47, 2, 17, 36, 51, 6, 21, + 40, 55, 10, 25, 44, 59, 14, 29, 48, 3, 18, 33, 52, 7, 22, 37, 56, 11, 26, 41}; + const LC3_INT a = 4; + const LC3_INT b = 15; + const LC3_INT L = 60; + const LC3_INT* idx1 = table1; + const LC3_INT* idx2 = table2; + + LC3_FLOAT temp[30], out[120]; + LC3_INT k, l; + + for (k = 0; k < a; k++) { + for (l = 0; l < b; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1 + 1]; + idx1 += a; + } + + fft15(temp); /* 15-point FFT */ + idx1 -= L; + + for (l = 0; l < b; l++) { + in[2 * *idx1] = temp[2 * l]; + in[2 * *idx1 + 1] = temp[2 * l + 1]; + idx1 += a; + } + idx1 -= L - 1; + } + + idx1 -= a; + + for (k = 0; k < b; k++) { + for (l = 0; l < a; l++) { + temp[2 * l] = in[2 * *idx1]; + temp[2 * l + 1] = in[2 * *idx1++ + 1]; + } + + fft4(temp); /* 4-point FFT */ + + for (l = 0; l < a; l++) { + out[2 * *idx2] = temp[2 * l]; + out[2 * *idx2++ + 1] = temp[2 * l + 1]; + } + } + memmove(in, out, 2 * L * sizeof(LC3_FLOAT)); +} + +static void fft64(LC3_FLOAT* vec) +{ + const LC3_FLOAT w[] = { + 1.0000000000f, 0.9951847267f, 0.9807852804f, 0.9569403357f, 0.9238795325f, 0.8819212643f, 0.8314696123f, + 0.7730104534f, 0.7071067812f, 0.6343932842f, 0.5555702330f, 0.4713967368f, 0.3826834324f, 0.2902846773f, + 0.1950903220f, 0.0980171403f, 0.0000000000f, -0.0980171403f, -0.1950903220f, -0.2902846773f, -0.3826834324f, + -0.4713967368f, -0.5555702330f, -0.6343932842f, -0.7071067812f, -0.7730104534f, -0.8314696123f, -0.8819212643f, + -0.9238795325f, -0.9569403357f, -0.9807852804f, -0.9951847267f, -1.0000000000f, -0.9951847267f, -0.9807852804f, + -0.9569403357f, -0.9238795325f, -0.8819212643f, -0.8314696123f, -0.7730104534f, -0.7071067812f, -0.6343932842f, + -0.5555702330f, -0.4713967368f, -0.3826834324f, -0.2902846773f, -0.1950903220f, -0.0980171403f}; + + LC3_FLOAT temp1[64], temp2[64]; + LC3_INT i; + + for (i = 0; i < 32; i++) { + temp1[2 * i] = vec[4 * i]; + temp1[2 * i + 1] = vec[4 * i + 1]; + temp2[2 * i] = vec[4 * i + 2]; + temp2[2 * i + 1] = vec[4 * i + 3]; + } + + fft32(temp1); + fft32(temp2); + + for (i = 0; i < 32; i++) { + LC3_FLOAT re, im, wre, wim, tre, tim; + + re = temp2[2 * i]; + im = temp2[2 * i + 1]; + + wre = w[i]; + wim = w[i + 16]; + + tre = re * wre - im * wim; + tim = re * wim + im * wre; + + vec[2 * i] = temp1[2 * i] + tre; + vec[2 * i + 1] = temp1[2 * i + 1] + tim; + vec[2 * i + 64] = temp1[2 * i] - tre; + vec[2 * i + 65] = temp1[2 * i + 1] - tim; + } +} + +static void fft128(LC3_FLOAT* vec) +{ + const LC3_FLOAT w[] = { + 1.0000000000f, 0.9987954562f, 0.9951847267f, 0.9891765100f, 0.9807852804f, 0.9700312532f, 0.9569403357f, + 0.9415440652f, 0.9238795325f, 0.9039892931f, 0.8819212643f, 0.8577286100f, 0.8314696123f, 0.8032075315f, + 0.7730104534f, 0.7409511254f, 0.7071067812f, 0.6715589548f, 0.6343932842f, 0.5956993045f, 0.5555702330f, + 0.5141027442f, 0.4713967368f, 0.4275550934f, 0.3826834324f, 0.3368898534f, 0.2902846773f, 0.2429801799f, + 0.1950903220f, 0.1467304745f, 0.0980171403f, 0.0490676743f, 0.0000000000f, -0.0490676743f, -0.0980171403f, + -0.1467304745f, -0.1950903220f, -0.2429801799f, -0.2902846773f, -0.3368898534f, -0.3826834324f, -0.4275550934f, + -0.4713967368f, -0.5141027442f, -0.5555702330f, -0.5956993045f, -0.6343932842f, -0.6715589548f, -0.7071067812f, + -0.7409511254f, -0.7730104534f, -0.8032075315f, -0.8314696123f, -0.8577286100f, -0.8819212643f, -0.9039892931f, + -0.9238795325f, -0.9415440652f, -0.9569403357f, -0.9700312532f, -0.9807852804f, -0.9891765100f, -0.9951847267f, + -0.9987954562f, -1.0000000000f, -0.9987954562f, -0.9951847267f, -0.9891765100f, -0.9807852804f, -0.9700312532f, + -0.9569403357f, -0.9415440652f, -0.9238795325f, -0.9039892931f, -0.8819212643f, -0.8577286100f, -0.8314696123f, + -0.8032075315f, -0.7730104534f, -0.7409511254f, -0.7071067812f, -0.6715589548f, -0.6343932842f, -0.5956993045f, + -0.5555702330f, -0.5141027442f, -0.4713967368f, -0.4275550934f, -0.3826834324f, -0.3368898534f, -0.2902846773f, + -0.2429801799f, -0.1950903220f, -0.1467304745f, -0.0980171403f, -0.0490676743f, + }; + + LC3_FLOAT temp1[128], temp2[128]; + LC3_INT i; + + for (i = 0; i < 64; i++) { + temp1[2 * i] = vec[4 * i]; + temp1[2 * i + 1] = vec[4 * i + 1]; + temp2[2 * i] = vec[4 * i + 2]; + temp2[2 * i + 1] = vec[4 * i + 3]; + } + + fft64(temp1); + fft64(temp2); + + for (i = 0; i < 64; i++) { + LC3_FLOAT re, im, wre, wim, tre, tim; + + re = temp2[2 * i]; + im = temp2[2 * i + 1]; + + wre = w[i]; + wim = w[i + 32]; + + tre = re * wre - im * wim; + tim = re * wim + im * wre; + + vec[2 * i] = temp1[2 * i] + tre; + vec[2 * i + 1] = temp1[2 * i + 1] + tim; + vec[2 * i + 128] = temp1[2 * i] - tre; + vec[2 * i + 129] = temp1[2 * i + 1] - tim; + } +} diff --git a/lib_lc3plus/fft/fft_generic.h b/lib_lc3plus/fft/fft_generic.h new file mode 100644 index 0000000000000000000000000000000000000000..903875ab5a7b6ef471e4898ca3a868d49bebeb67 --- /dev/null +++ b/lib_lc3plus/fft/fft_generic.h @@ -0,0 +1,699 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/* guard against unindended includes */ +#ifndef INCLUDED_FROM_IISFFT_C +#error "this file must not be included" +#endif + +#define FFT_INTERNAL_TRIG_PREC double +#define BORDER_FOR_SECOND_SCRATCH 100 + +static const LC3_INT primeFactors[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, + 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, + 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, + 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 0}; + +/* fft, returns 1 if length is supported and fft was applied */ +static LC3_INT fft_n(LC3_FLOAT* x, LC3_INT length) +{ + switch (length) { + case 2: + fft2(x); + return 1; + case 3: + fft3(x); + return 1; + case 4: + fft4(x); + return 1; + case 5: + fft5(x); + return 1; + case 8: + fft8(x); + return 1; + case 9: + fft9(x); + return 1; + case 15: + fft15(x); + return 1; + case 16: + fft16(x); + return 1; + case 32: + fft32(x); + return 1; + case 60: + fft60(x); + return 1; + case 64: + fft64(x); + return 1; + case 128: + fft128(x); + return 1; + case 240: + fft240(x); + return 1; + case 256: + LC3_cfft(x, x + 1, 256, 2, -1); + return 1; + case 384: + fft384(x); + return 1; + case 480: + fft480(x); + return 1; + case 512: + LC3_cfft(x, x + 1, 512, 2, -1); + return 1; + case 1024: + LC3_cfft(x, x + 1, 1024, 2, -1); + return 1; + default: + return 0; + } +} + + +/* returns 1 on success or 0 if IISFFT_MAXFACTORS is too small */ +static LC3_INT factorize(LC3_INT length, LC3_INT* restrict numFactors, LC3_INT* restrict factor, + LC3_INT* restrict isPrime) +{ + LC3_INT remainder = length; + LC3_INT idx = 0, cnt = 0; + LC3_INT actFac = primeFactors[idx]; + LC3_INT inc = 0; + + *numFactors = 0; + + while (remainder > 1 && actFac != 0) { + if (remainder % actFac == 0) { + if (inc == 0) { + inc = 1; + (*numFactors)++; + } + remainder /= actFac; + } else { + actFac = primeFactors[++idx]; + inc = 0; + } + } + if (remainder > 1) { + (*numFactors)++; + } + + if (*numFactors > IISFFT_MAXFACTORS) + return 0; + + idx = 0, cnt = 0, inc = 0; + remainder = length; + actFac = primeFactors[idx]; + (factor)[cnt] = 1; + while (remainder > 1 && actFac != 0) { + if (remainder % actFac == 0) { + (factor)[cnt] *= actFac; + remainder /= actFac; + inc = 1; + if (factor[cnt] == actFac) { /* first appearance of the factor */ + isPrime[cnt] = 1; + } else { + isPrime[cnt] = 0; + } + } else { + actFac = primeFactors[++idx]; + if (inc == 1) { + cnt++; + } + inc = 0; + (factor)[cnt] = 1; + } + } + if (remainder > 1) { + factor[cnt] = remainder; + } + return 1; +} + +static void oddFFT(LC3_FLOAT* restrict x, LC3_INT length, LC3_FLOAT* restrict scratch) +{ + LC3_INT i, k, n; + LC3_FLOAT * src1, *src2, *dest1, *dest2; + FFT_INTERNAL_TRIG_PREC sinValOrg, cosValOrg; + + dest1 = scratch + 1; + dest2 = scratch + length + 1; + src1 = x + 2; + src2 = x + 2 * length - 1; + + scratch[0] = x[0]; + scratch[length] = x[1]; + + for (i = 2; i < length; i += 2) { + LC3_FLOAT tmp1R, tmp1I, tmp2R, tmp2I; + tmp1R = *src1++; + tmp1I = *src1++; + tmp2I = *src2--; + tmp2R = *src2--; + *dest1++ = tmp1R + tmp2R; + *dest1++ = tmp1R - tmp2R; + *dest2++ = tmp1I + tmp2I; + *dest2++ = tmp1I - tmp2I; + + x[0] += tmp1R + tmp2R; + x[1] += tmp1I + tmp2I; + } + + dest1 = x + 2; + dest2 = x + 2 * length - 2; + for (k = 2; k < length; k += 2) { + FFT_INTERNAL_TRIG_PREC sinVal = 0, cosVal = 1; + cosValOrg = LC3_COS(-M_PIl * k / length); + sinValOrg = LC3_SIN(-M_PIl * k / length); + + *dest1 = *dest2 = scratch[0]; + *(dest1 + 1) = *(dest2 + 1) = scratch[length]; + + src1 = scratch + 1; + src2 = scratch + length + 1; + + for (n = 2; n < length; n += 2) { + LC3_FLOAT rePre, reMre, imPim, imMim; + /* + cos(x+y) = cox(x) cos(y) - sin(x) sin(y); + sin(x+y) = sin(x) cos(y) + cos(x) sin(y); + */ + FFT_INTERNAL_TRIG_PREC tmp = cosVal * cosValOrg - sinVal * sinValOrg; + sinVal = sinVal * cosValOrg + cosVal * sinValOrg; + cosVal = tmp; + + rePre = *src1++; + reMre = *src1++; + imPim = *src2++; + imMim = *src2++; + + *dest1 += (LC3_FLOAT)cosVal * rePre - (LC3_FLOAT)sinVal * imMim; + *(dest1 + 1) += (LC3_FLOAT)sinVal * reMre + (LC3_FLOAT)cosVal * imPim; + *dest2 += (LC3_FLOAT)cosVal * rePre + (LC3_FLOAT)sinVal * imMim; + *(dest2 + 1) += (LC3_FLOAT)-sinVal * reMre + (LC3_FLOAT)cosVal * imPim; + } + dest1 += 2; + dest2 -= 2; + } +} + +static LC3_INT findInverse(LC3_INT a, LC3_INT b) +{ + LC3_INT b0 = b, t, q; + LC3_INT x0 = 0, x1 = 1; + + if (b == 1) { + return 1; + } + + while (a > 1) { + q = a / b; + t = b, b = a % b, a = t; + t = x0, x0 = x1 - q * x0, x1 = t; + } + + if (x1 < 0) { + x1 += b0; + } + + return x1; +} + +static LC3_INT getGeneratorStupid(LC3_INT groupLength) +{ + LC3_INT generator = 2; /* start value */ + LC3_INT count = 1, number = generator; + + while (generator < 100) { /* hopefully the generator is smaller than 100 */ + while (number != 1) { + number = (number * generator) % groupLength; + count++; + } + if (count == groupLength - 1) { + return generator; + } else { + generator++; + count = 1; + number = generator; + } + } + + return -1; +} + +static LC3_INT getGenerator(LC3_INT groupLength) +{ + LC3_INT generator = 2; /* start value */ + LC3_INT count, number, factorCount, found, count2; + LC3_INT factors[16] = {0}; + + /* factorize: only for a group length with factors < 300 */ + factorCount = 0; + number = groupLength - 1; + found = 0; + count = 0; + while (number != 1) { + if (primeFactors[count] == 0) { + /* Not all factors listed */ + return getGeneratorStupid(groupLength); + } + if (number % primeFactors[count] == 0) { + number /= primeFactors[count]; + if (found == 0) { + factors[factorCount++] = primeFactors[count]; + found = 1; + } + } else { + count++; + found = 0; + } + } + + for (count = 0; factors[count] != 0; count++) { + factors[count] = (groupLength - 1) / factors[count]; + } + + /* calculate generator */ + number = generator; + count = 0; + while (factors[count] != 0) { + for (count2 = 0; count2 < factors[count] - 1; count2++) { + number = (number * generator) % groupLength; + } + if (number != 1) { + count++; + number = generator; + if (factors[count] == 0) { + return generator; + } + } else { + count = 0; + generator++; + number = generator; + } + } + + return -1; +} + +static void primeFFT(LC3_FLOAT* restrict x, LC3_INT length, LC3_FLOAT* restrict scratch, LC3_INT* restrict scratch2) +{ + LC3_INT i, k, middle = (length - 1) / 2; + LC3_FLOAT *src1, *src2, *dest1, *dest2; + LC3_INT * mapping, *map; + LC3_INT generator; + + LC3_INT mappingTable[25][97] = { + {0, 2}, + {0, 2, 4}, + {0, 2, 4, 8, 6}, + {0, 2, 6, 4, 12, 8, 10}, + {0, 2, 4, 8, 16, 10, 20, 18, 14, 6, 12}, + {0, 2, 4, 8, 16, 6, 12, 24, 22, 18, 10, 20, 14}, + {0, 2, 6, 18, 20, 26, 10, 30, 22, 32, 28, 16, 14, 8, 24, 4, 12}, + {0, 2, 4, 8, 16, 32, 26, 14, 28, 18, 36, 34, 30, 22, 6, 12, 24, 10, 20}, + {0, 2, 10, 4, 20, 8, 40, 16, 34, 32, 22, 18, 44, 36, 42, 26, 38, 6, 30, 12, 14, 24, 28}, + {0, 2, 4, 8, 16, 32, 6, 12, 24, 48, 38, 18, 36, 14, 28, 56, 54, 50, 42, 26, 52, 46, 34, 10, 20, 40, 22, 44, 30}, + {0, 2, 6, 18, 54, 38, 52, 32, 34, 40, 58, 50, 26, 16, 48, 20, + 60, 56, 44, 8, 24, 10, 30, 28, 22, 4, 12, 36, 46, 14, 42}, + {0, 2, 4, 8, 16, 32, 64, 54, 34, 68, 62, 50, 26, 52, 30, 60, 46, 18, 36, + 72, 70, 66, 58, 42, 10, 20, 40, 6, 12, 24, 48, 22, 44, 14, 28, 56, 38}, + {0, 2, 12, 72, 22, 50, 54, 78, 58, 20, 38, 64, 56, 8, 48, 42, 6, 36, 52, 66, 68, + 80, 70, 10, 60, 32, 28, 4, 24, 62, 44, 18, 26, 74, 34, 40, 76, 46, 30, 16, 14}, + {0, 2, 6, 18, 54, 76, 56, 82, 74, 50, 64, 20, 60, 8, 24, 72, 44, 46, 52, 70, 38, 28, + 84, 80, 68, 32, 10, 30, 4, 12, 36, 22, 66, 26, 78, 62, 14, 42, 40, 34, 16, 48, 58}, + {0, 2, 10, 50, 62, 28, 46, 42, 22, 16, 80, 24, 26, 36, 86, 54, 82, 34, 76, 4, 20, 6, 30, 56, + 92, 84, 44, 32, 66, 48, 52, 72, 78, 14, 70, 68, 58, 8, 40, 12, 60, 18, 90, 74, 88, 64, 38}, + {0, 2, 4, 8, 16, 32, 64, 22, 44, 88, 70, 34, 68, 30, 60, 14, 28, 56, 6, 12, 24, 48, 96, 86, 66, 26, 52, + 104, 102, 98, 90, 74, 42, 84, 62, 18, 36, 72, 38, 76, 46, 92, 78, 50, 100, 94, 82, 58, 10, 20, 40, 80, 54}, + {0, 2, 4, 8, 16, 32, 64, 10, 20, 40, 80, 42, 84, 50, 100, 82, 46, 92, 66, 14, + 28, 56, 112, 106, 94, 70, 22, 44, 88, 58, 116, 114, 110, 102, 86, 54, 108, 98, 78, 38, + 76, 34, 68, 18, 36, 72, 26, 52, 104, 90, 62, 6, 12, 24, 48, 96, 74, 30, 60}, + {0, 2, 4, 8, 16, 32, 64, 6, 12, 24, 48, 96, 70, 18, 36, 72, 22, 44, 88, 54, 108, + 94, 66, 10, 20, 40, 80, 38, 76, 30, 60, 120, 118, 114, 106, 90, 58, 116, 110, 98, 74, 26, + 52, 104, 86, 50, 100, 78, 34, 68, 14, 28, 56, 112, 102, 82, 42, 84, 46, 92, 62}, + {0, 2, 4, 8, 16, 32, 64, 128, 122, 110, 86, 38, 76, 18, 36, 72, 10, 20, 40, 80, 26, 52, 104, + 74, 14, 28, 56, 112, 90, 46, 92, 50, 100, 66, 132, 130, 126, 118, 102, 70, 6, 12, 24, 48, 96, 58, + 116, 98, 62, 124, 114, 94, 54, 108, 82, 30, 60, 120, 106, 78, 22, 44, 88, 42, 84, 34, 68}, + {0, 2, 14, 98, 118, 116, 102, 4, 28, 54, 94, 90, 62, 8, 56, 108, 46, 38, 124, 16, 112, 74, 92, 76, + 106, 32, 82, 6, 42, 10, 70, 64, 22, 12, 84, 20, 140, 128, 44, 24, 26, 40, 138, 114, 88, 48, 52, 80, + 134, 86, 34, 96, 104, 18, 126, 30, 68, 50, 66, 36, 110, 60, 136, 100, 132, 72, 78, 120, 130, 58, 122}, + {0, 2, 10, 50, 104, 82, 118, 6, 30, 4, 20, 100, 62, 18, 90, 12, 60, 8, 40, + 54, 124, 36, 34, 24, 120, 16, 80, 108, 102, 72, 68, 48, 94, 32, 14, 70, 58, 144, + 136, 96, 42, 64, 28, 140, 116, 142, 126, 46, 84, 128, 56, 134, 86, 138, 106, 92, 22, + 110, 112, 122, 26, 130, 66, 38, 44, 74, 78, 98, 52, 114, 132, 76, 88}, + {0, 2, 6, 18, 54, 4, 12, 36, 108, 8, 24, 72, 58, 16, 48, 144, 116, 32, 96, 130, + 74, 64, 34, 102, 148, 128, 68, 46, 138, 98, 136, 92, 118, 38, 114, 26, 78, 76, 70, 52, + 156, 152, 140, 104, 154, 146, 122, 50, 150, 134, 86, 100, 142, 110, 14, 42, 126, 62, 28, 84, + 94, 124, 56, 10, 30, 90, 112, 20, 60, 22, 66, 40, 120, 44, 132, 80, 82, 88, 106}, + {0, 2, 4, 8, 16, 32, 64, 128, 90, 14, 28, 56, 112, 58, 116, 66, 132, 98, 30, 60, 120, + 74, 148, 130, 94, 22, 44, 88, 10, 20, 40, 80, 160, 154, 142, 118, 70, 140, 114, 62, 124, 82, + 164, 162, 158, 150, 134, 102, 38, 76, 152, 138, 110, 54, 108, 50, 100, 34, 68, 136, 106, 46, 92, + 18, 36, 72, 144, 122, 78, 156, 146, 126, 86, 6, 12, 24, 48, 96, 26, 52, 104, 42, 84}, + {0, 2, 6, 18, 54, 162, 130, 34, 102, 128, 28, 84, 74, 44, 132, 40, 120, 4, + 12, 36, 108, 146, 82, 68, 26, 78, 56, 168, 148, 88, 86, 80, 62, 8, 24, 72, + 38, 114, 164, 136, 52, 156, 112, 158, 118, 176, 172, 160, 124, 16, 48, 144, 76, 50, + 150, 94, 104, 134, 46, 138, 58, 174, 166, 142, 70, 32, 96, 110, 152, 100, 122, 10, + 30, 90, 92, 98, 116, 170, 154, 106, 140, 64, 14, 42, 126, 22, 66, 20, 60}, + {0, 2, 10, 50, 56, 86, 42, 16, 80, 12, 60, 106, 142, 128, 58, 96, 92, 72, 166, 54, + 76, 186, 154, 188, 164, 44, 26, 130, 68, 146, 148, 158, 14, 70, 156, 4, 20, 100, 112, 172, + 84, 32, 160, 24, 120, 18, 90, 62, 116, 192, 184, 144, 138, 108, 152, 178, 114, 182, 134, 88, + 52, 66, 136, 98, 102, 122, 28, 140, 118, 8, 40, 6, 30, 150, 168, 64, 126, 48, 46, 36, + 180, 124, 38, 190, 174, 94, 82, 22, 110, 162, 34, 170, 74, 176, 104, 132, 78}}; + + if (length < BORDER_FOR_SECOND_SCRATCH) { + for (i = 1;; i++) { + if (primeFactors[i] == length) { + mapping = mappingTable[i]; + break; + } + assert(primeFactors[i] != 0); + } + } else { + mapping = scratch2; + + /* get primitive root */ + generator = getGenerator(length); + assert(generator != -1); + + /* init mapping */ + mapping[0] = 0; + mapping[1] = 1; + for (i = 2; i < length; i++) { + mapping[i] = mapping[i - 1] * generator; + if (mapping[i] > length - 1) { + mapping[i] = (mapping[i] % length - 1) + 1; + } + } + + /* double mapping value */ + for (i = 1; i < length; i++) { + mapping[i] *= 2; + } + } + + /* remap input to scratch */ + scratch[0] = x[0]; + scratch[1] = x[1]; + scratch[2] = x[2]; + scratch[3] = x[3]; + map = mapping + length - 1; + for (i = 4; i < 2 * length; map--) { + scratch[i++] = x[(*map)]; + scratch[i++] = x[(*map) + 1]; + } + + /* print sums and diffs into scratch by using symmetry */ + x[length] = x[1]; /* imaginary und real part */ + dest1 = x + 1; + dest2 = x + length + 1; + src1 = scratch + 2; + src2 = scratch + length + 1; + + for (i = 2; i < length; i += 2) { + LC3_FLOAT tmp1R, tmp1I, tmp2R, tmp2I; + tmp1R = *src1++; + tmp1I = *src1++; + tmp2R = *src2++; + tmp2I = *src2++; + *dest1++ = tmp1R + tmp2R; + *dest1++ = tmp1R - tmp2R; + *dest2++ = tmp1I + tmp2I; + *dest2++ = tmp1I - tmp2I; + + scratch[0] += tmp1R + tmp2R; + scratch[1] += tmp1I + tmp2I; + } + + /* init with values from the first column */ + dest1 = scratch + 2; + for (i = 1; i < length; i++) { + *dest1++ = x[0]; /* add real part of x(0)(factor = 1) */ + *dest1++ = x[length]; /* add imaginary part of x(0)(factor = 1) */ + } + + for (k = 1; k <= middle; k++) { + /* loop through all cos/sin values */ + LC3_FLOAT sinVal, cosVal; + LC3_INT length1, length2; + LC3_FLOAT rePre, reMre, imPim, imMim; + + cosVal = (LC3_FLOAT)LC3_COS(-M_PIl * mapping[k] / length); + sinVal = (LC3_FLOAT)LC3_SIN(-M_PIl * mapping[k] / length); + + /* compute in two parts (length1, length2) to avoid if() in for loop */ + length1 = middle - k + 1; + length2 = middle - length1; + src1 = x + 1; + src2 = x + length + 1; + dest1 = scratch + 2 * k; + dest2 = scratch + 2 * (middle + k); + + for (i = 0; i < length1; i++) { + rePre = *src1++; + reMre = *src1++; + imPim = *src2++; + imMim = *src2++; + + *dest1++ += cosVal * rePre - sinVal * imMim; + *dest1++ += cosVal * imPim + sinVal * reMre; + + *dest2++ += cosVal * rePre + sinVal * imMim; + *dest2++ += cosVal * imPim - sinVal * reMre; + } + if (dest2 == scratch + 2 * length) { + dest2 = scratch + 2; + } + for (i = 0; i < length2; i++) { + rePre = *src1++; + reMre = *src1++; + imPim = *src2++; + imMim = *src2++; + + *dest1++ += cosVal * rePre - sinVal * imMim; + *dest1++ += cosVal * imPim + sinVal * reMre; + + *dest2++ += cosVal * rePre + sinVal * imMim; + *dest2++ += cosVal * imPim - sinVal * reMre; + } + } + + /* remap output to x */ + x[0] = scratch[0]; + x[1] = scratch[1]; + map = mapping + 1; + for (i = 2; i < 2 * length; map++) { + x[(*map)] = scratch[i++]; + x[(*map) + 1] = scratch[i++]; + } +} + +static void nextFFT(LC3_FLOAT* x, LC3_INT length, LC3_FLOAT* scratch) +{ + if (fft_n(x, length)) /* have function for length */ + return; + + assert(length % 2 != 0); + oddFFT(x, length, scratch); +} + +static inline LC3_INT findFactor(const LC3_INT length) +{ + static const LC3_INT factors[] = {16, 9, 8, 7, 5, 4, 3, 2, 0}; + LC3_INT i = 0, factor = 0; + for (i = 0; factors[i] != 0; i++) { + if (length % factors[i] == 0) { + factor = factors[i]; + break; + } + } + return factor; +} + +static inline void twiddle(LC3_FLOAT* x, const LC3_INT length, const LC3_INT n1, const LC3_INT n2) +{ + LC3_INT i, ii; + FFT_INTERNAL_TRIG_PREC sinValOrg, cosValOrg; + FFT_INTERNAL_TRIG_PREC sinVal = 0, cosVal = 1; + FFT_INTERNAL_TRIG_PREC twReal = 0, twImag = 1; + + cosValOrg = LC3_COS(-2 * (LC3_FLOAT)M_PIl / length); + sinValOrg = LC3_SIN(-2 * (LC3_FLOAT)M_PIl / length); + + for (i = 1; i < n1; i++) { + FFT_INTERNAL_TRIG_PREC tmp = 0.; + twReal = 1; + twImag = 0; + + tmp = cosVal * cosValOrg - sinVal * sinValOrg; + sinVal = sinVal * cosValOrg + cosVal * sinValOrg; + cosVal = tmp; + + for (ii = 1; ii < n2; ii++) { + LC3_FLOAT xRe, xIm; + FFT_INTERNAL_TRIG_PREC tmpReal; + + tmpReal = twReal * cosVal - twImag * sinVal; + twImag = twImag * cosVal + sinVal * twReal; + twReal = tmpReal; + + xRe = x[2 * (i * n2 + ii)]; + xIm = x[2 * (i * n2 + ii) + 1]; + + x[2 * (i * n2 + ii)] = (LC3_FLOAT)twReal * xRe - (LC3_FLOAT)twImag * xIm; + x[2 * (i * n2 + ii) + 1] = (LC3_FLOAT)twImag * xRe + (LC3_FLOAT)twReal * xIm; + } + } +} + +static void cooleyTukeyFFT(LC3_FLOAT* restrict x, const LC3_INT length, LC3_FLOAT* restrict scratch, + LC3_INT* restrict scratch2, LC3_INT isPrime) +{ + LC3_INT factor; + LC3_INT i, ii; + LC3_INT n1, n2; + LC3_INT cnt = 0; + LC3_FLOAT *src, *dest; + + if (fft_n(x, length)) + return; + + factor = findFactor(length); + if (factor > 0 && (length / factor > 1)) { + n1 = factor; + n2 = length / factor; + + /* DATA Resorting for stage1 */ + dest = scratch; + for (i = 0; i < 2 * n1; i += 2) { + src = x + i; + for (ii = 0; ii < n2; ii++) { + /* *dest++ = x[2*(i+ii*n1)]; */ + /* *dest++ = x[2*(i+ii*n1)+1]; */ + *dest++ = *src; + *dest++ = *(src + 1); + src += 2 * n1; + } + } + src = scratch; + dest = x; + for (i = 0; i < length; i++) { + *dest++ = *src++; + *dest++ = *src++; + } + /* perform n1 ffts of length n2 */ + for (i = 0; i < n1; i++) { + cooleyTukeyFFT(x + 2 * i * n2, n2, scratch + 2 * i * n2, scratch2, isPrime); + } + /*data twiddeling */ + twiddle(x, length, n1, n2); + /* DATA Resorting for stage2 */ + cnt = 0; + for (i = 0; i < n2; i++) { + for (ii = 0; ii < n1; ii++) { + scratch[2 * cnt] = x[2 * (i + ii * n2)]; + scratch[2 * cnt + 1] = x[2 * (i + ii * n2) + 1]; + cnt++; + } + } + /* perform n2 ffts of length n1 */ + for (i = 0; i < n2; i++) { + nextFFT(scratch + 2 * i * n1, n1, x + 2 * i * n1); + } + cnt = 0; + for (i = 0; i < n1; i++) { + for (ii = 0; ii < n2; ii++) { + x[2 * cnt] = scratch[2 * (i + ii * n1)]; + x[2 * cnt + 1] = scratch[2 * (i + ii * n1) + 1]; + cnt++; + } + } + } else { + if (isPrime == 1 && length > 23) { + primeFFT(x, length, scratch, scratch2); + } else { + oddFFT(x, length, scratch); + } + } +} + +static void pfaDFT(LC3_FLOAT* restrict x, const LC3_INT length, LC3_FLOAT* restrict scratch1, const LC3_INT numFactors, + const LC3_INT* const factor, LC3_INT* restrict scratch2, const LC3_INT* const isPrime) +{ + LC3_FLOAT* tmp = scratch1; + LC3_INT i, ii, n1, n2, idx, incr, cnt; + LC3_INT n1_inv = 1; + + if (numFactors <= 1) { + cooleyTukeyFFT(x, length, scratch1, scratch2, isPrime[0]); + return; + } + + n2 = factor[0]; + n1 = length / n2; + + n1_inv = findInverse(n1, n2); + + idx = 0; + incr = n1 * n1_inv; + cnt = 0; + for (i = 0; i < n1; i++) { + for (ii = 0; ii < n2 - 1; ii++) { + tmp[cnt++] = x[2 * idx]; + tmp[cnt++] = x[2 * idx + 1]; + + idx += incr; + if (idx > length) { + idx -= length; + } + } + tmp[cnt++] = x[2 * idx]; + tmp[cnt++] = x[2 * idx + 1]; + idx++; + } + + for (cnt = 0; cnt < length; cnt += n2) { + cooleyTukeyFFT(tmp + 2 * cnt, n2, x + 2 * cnt, scratch2, isPrime[0]); + } + for (cnt = 0; cnt < n1; cnt++) { + for (i = 0; i < n2; i++) { + x[2 * (cnt + i * n1)] = tmp[2 * (cnt * n2 + i)]; + x[2 * (cnt + i * n1) + 1] = tmp[2 * (cnt * n2 + i) + 1]; + } + } + for (cnt = 0; cnt < length; cnt += n1) { + pfaDFT(x + 2 * cnt, n1, tmp, numFactors - 1, &factor[1], scratch2, &isPrime[1]); + } + + cnt = 0; + for (i = 0; i < n2; i++) { + idx = i * n1; + for (ii = 0; ii < n1; ii++) { + tmp[2 * idx] = x[cnt++]; + tmp[2 * idx + 1] = x[cnt++]; + idx += n2; + if (idx > length) { + idx -= length; + } + } + } + + for (cnt = 0; cnt < length; cnt++) { + x[2 * cnt] = tmp[2 * cnt]; + x[2 * cnt + 1] = tmp[2 * cnt + 1]; + } +} diff --git a/lib_lc3plus/fft/iis_fft.c b/lib_lc3plus/fft/iis_fft.c new file mode 100644 index 0000000000000000000000000000000000000000..be71d8e4ab3957ffe7857e231c158a3cb9cebc45 --- /dev/null +++ b/lib_lc3plus/fft/iis_fft.c @@ -0,0 +1,172 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include +#include +#include +#include +#include +#include +#include "iis_fft.h" + +/**************************************************************************************************/ + +/* AFFT uses two fft implementations + * cfft is used for lengths of power of two, >= 256. + * iisfft is used for everything else. it is optimized for certain lengths. for a list of + fast lengths, check the fft_n function. +*/ + +#define FFT_COMPLEX 1 +#define FFT_REAL 2 + + +static IIS_FFT_ERROR create(HANDLE_IIS_FFT* handle, LC3_INT type, LC3_INT len, IIS_FFT_DIR sign) +{ + IIS_FFT_ERROR err = IIS_FFT_MEMORY_ERROR; + + /* for real transforms the actual performed fft is half length */ + LC3_INT trlen = (type == FFT_COMPLEX) ? len : len / 2; + + /* check argument sanity */ + if ((sign != IIS_FFT_FWD) && (sign != IIS_FFT_BWD)) + { + return IIS_FFT_INTERNAL_ERROR; + } + + if (!(*handle)) + { + (*handle) = (HANDLE_IIS_FFT)calloc(1, sizeof(IIS_FFT)); + } + + if (!(*handle)) + { + return IIS_FFT_MEMORY_ERROR; + } + + (*handle)->len = len; + (*handle)->sign = sign; + + /* create sine lookup table for real ffts */ + if (type == FFT_REAL) + { + LC3_create_sine_table(len, (*handle)->sine_table); + if (!(*handle)->sine_table) + { + goto handle_error1; + } + } + + /* set default cfft_plan to 0(length). (and default iisfft_plan to zero length) */ + (*handle)->cfft.len = 0; /* 0 length means that cfft should not be called */ + (*handle)->iisfft.length = 0; /*saftey setting for iisfft length struct */ + + /* use cfft for legth of power two larger than 256. for length below iisfft is faster */ + if (trlen >= 256 && CFFT_PLAN_SUPPORT(trlen)) { + LC3_INT s = (type == FFT_REAL) ? IIS_FFT_FWD : sign; + err = LC3_cfft_plan(&(*handle)->cfft, trlen, s) ? IIS_FFT_NO_ERROR : IIS_FFT_INTERNAL_ERROR; + } else { + LC3_INT s = (type == FFT_REAL) ? IIS_FFT_FWD : sign; + err = LC3_iisfft_plan(&(*handle)->iisfft, trlen, s); + } + + return IIS_FFT_NO_ERROR; + +handle_error1: + free((*handle)); + + return err; +} + +IIS_FFT_ERROR LC3_IIS_RFFT_Create(HANDLE_IIS_FFT* handle, LC3_INT32 len, IIS_FFT_DIR sign) +{ + return create(handle, FFT_REAL, len, sign); +} + +static IIS_FFT_ERROR destroy(HANDLE_IIS_FFT* handle) +{ + if (handle && *handle) { + LC3_iisfft_free(&(*handle)->iisfft); + LC3_cfft_free(&(*handle)->cfft); + free(*handle); + *handle = NULL; + } + return IIS_FFT_NO_ERROR; +} + +IIS_FFT_ERROR LC3_IIS_CFFT_Create(HANDLE_IIS_FFT* handle, LC3_INT len, IIS_FFT_DIR sign) +{ + return create(handle, FFT_COMPLEX, len, sign); +} + + +IIS_FFT_ERROR LC3_IIS_xFFT_Destroy(HANDLE_IIS_FFT* handle) { return destroy(handle); } + +IIS_FFT_ERROR LC3_IIS_CFFT_Destroy(HANDLE_IIS_FFT* handle) { return destroy(handle); } + +static IIS_FFT_ERROR real_destroy(HANDLE_IIS_FFT* handle) +{ + if (handle && *handle) { + LC3_iisfft_free(&(*handle)->iisfft); + *handle = NULL; + } + return IIS_FFT_NO_ERROR; +} + +IIS_FFT_ERROR LC3_IIS_RFFT_Destroy(HANDLE_IIS_FFT* handle) { return real_destroy(handle); } + +IIS_FFT_ERROR LC3_IIS_FFT_Apply_CFFT(HANDLE_IIS_FFT handle, const Complex* input, Complex* output) +{ + LC3_FLOAT* dummy; + if (!handle) + { + return IIS_FFT_INTERNAL_ERROR; + } + + /* check for inplace operation */ + memmove(output, input, sizeof(*input) * handle->len); + dummy = (LC3_FLOAT*)output; + if (handle->cfft.len > 0) { + LC3_cfft_apply(&handle->cfft, dummy, dummy + 1, 2); + } else { + LC3_iisfft_apply(&handle->iisfft, dummy); + } + + return IIS_FFT_NO_ERROR; +} + + +IIS_FFT_ERROR LC3_IIS_FFT_Apply_RFFT(HANDLE_IIS_FFT handle, const LC3_FLOAT* in, LC3_FLOAT* out) +{ + if (!handle) { + return IIS_FFT_INTERNAL_ERROR; + } + + memmove(out, in, sizeof(LC3_FLOAT) * handle->len); + + if (handle->sign == IIS_FFT_BWD) { + LC3_rfft_pre(handle->sine_table, out, handle->len); + } + + if (handle->cfft.len > 0) { + LC3_cfft_apply(&handle->cfft, out, out + 1, 2); + } + else { + LC3_iisfft_apply(&handle->iisfft, out); + } + + if (handle->sign == IIS_FFT_FWD) { + LC3_rfft_post(handle->sine_table, out, handle->len); + } + + return IIS_FFT_NO_ERROR; +} diff --git a/lib_lc3plus/fft/iis_fft.h b/lib_lc3plus/fft/iis_fft.h new file mode 100644 index 0000000000000000000000000000000000000000..a145c490d1f859cba3f78ec03e17428ecd98d416 --- /dev/null +++ b/lib_lc3plus/fft/iis_fft.h @@ -0,0 +1,144 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef IIS_FFT_H +#define IIS_FFT_H + +#include "options.h" +#include "wmc_auto.h" +#include "../structs.h" +#include "../defines.h" +#include "cfft.h" + +#ifdef __cplusplus +extern "C" { +#endif + + +/*! + * \brief n-point complex FFT + * + * There are optimized FFTs for lengths 2, 3, 4, 7, 8, 9, 15, 16, 32, 60, 64, 128, + * 240, 256, 384, 480, 512, 768, 1024. Other lengths below 1024 use a stack allocated + * buffer and offer reasonable speed. Above 1024 a buffer is allocated each time + * iis_fftf() is called resulting in reduced performance. + * + * >>>>>> DO NOT USE UNOPTIMIZED LENGTHS IN PRODUCTION CODE! <<<<<< + * + * \param[in,out] vec pointer to data, interleaved real / imaginary + * \param[in] length length of fft (number of real/imaginary pairs) + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_iis_fftf(LC3_FLOAT* vec, LC3_INT length); +/*! + * \brief n-point inverse complex FFT + * + * The output is not normalized. See iis_fftf() for optimized lengths. + * + * >>>>>> DO NOT USE UNOPTIMIZED LENGTHS IN PRODUCTION CODE! <<<<<< + * + * \param[in,out] vec pointer to data, interleaved real / imaginary + * \param[in] length length of fft (number of real/imaginary pairs) + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_iis_ifftf(LC3_FLOAT* vec, LC3_INT length); + +/*! + * \brief allocate and initialize a new real FFT instance. + * + * \param[in,out] handle pointer to FFT handle + * \param[in] len transform length, must be an even number + * \param[in] sign IIS_FFT_FWD(-1) for forward, IIS_FFT_BWD(1) for backward transform + * BEWARE OF THE SIGNS! + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_RFFT_Create(HANDLE_IIS_FFT* handle, LC3_INT len, IIS_FFT_DIR sign); + +/*! + * \brief allocate and initialize a new complex FFT instance + * + * \param[in,out] handle pointer to FFT handle + * \param[in] len transform length + * \param[in] sign IIS_FFT_FWD(-1) for forward, IIS_FFT_BWD(1) for backward transform + * BEWARE OF THE SIGNS !!!!!! + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_CFFT_Create(HANDLE_IIS_FFT* handle, LC3_INT len, IIS_FFT_DIR sign); + +/*! + * \brief computes the forward or backward fourier transform of a real signal + * + * For complex data (in or out) the real part of the Nyquist band (len / 2 + 1) is stored + * in the imaginary part of the DC band (0). This allows for the complex data of + * real to complex transforms to fit into the same buffer. For this to work length must be even. + * + * Complex to real transforms are normalized (1.0/len). Input and ouput buffers may + *be identical. + * + * \param[in] handle FFT handle + * \param[in] in pointer to the input array containing real values for the forward transform (FFT) + * or packed complex values (Perm) for the backward transform (IFFT) + * \param[out] out pointer to the output array containing real values resulted from the backward transform + * (IFFT) or packed complex (perm) values reulted from the forward transform + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_FFT_Apply_RFFT(HANDLE_IIS_FFT handle, const LC3_FLOAT* in, LC3_FLOAT* out); + +/*! + * \brief compute complex backward or forward FFT + * + * Input and ouput buffers may be identical. Real/imaginary parts may be interleaved. + * The output is not normalized. + * + * \param[in] handle FFT handle + * \param[in] in_re pointer to the input array containing real parts of the signal for the + * forward transform (FFT) or for the backward transform (IFFT) + * \param[in] in_im pointer to the input array containing imaginary parts of the signal for + * the forward transform (FFT) or for the backward transform (IFFT) + * \param[out] out_re pointer to the output array containing real values resulted from the + * forward transform (FFT) or from the backward transform (IFFT) + * \param[out] out_im pointer to the output array containing imaginary values resulted from + * the forward transform (FFT) or from the backward transform (IFFT) + * + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_FFT_Apply_CFFT(HANDLE_IIS_FFT handle, const Complex* input, Complex* output); + +/*! + * \brief deallocate a FFT instance (complex or real) + * \param[in,out] handle pointer to FFT handle, set to NULL if call succeeds + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_xFFT_Destroy(HANDLE_IIS_FFT* handle); + +/*! + * \brief deallocate a real FFT instance + * \param[in,out] handle pointer to FFT handle, set to NULL if call succeeds + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_RFFT_Destroy(HANDLE_IIS_FFT* handle); + +/*! + * \brief deallocate a complex FFT instance + * \param[in,out] handle pointer to FFT handle, set to NULL if call succeeds + * \return IIS_FFT_NO_ERROR on success + */ +IIS_FFT_ERROR LC3_IIS_CFFT_Destroy(HANDLE_IIS_FFT* handle); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/lib_lc3plus/fft/iisfft.c b/lib_lc3plus/fft/iisfft.c new file mode 100644 index 0000000000000000000000000000000000000000..bcd00503fa943c6d991f3e009358008ac4404e31 --- /dev/null +++ b/lib_lc3plus/fft/iisfft.c @@ -0,0 +1,175 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + + +#include "options.h" +#include "wmc_auto.h" +#include +#include /* for mmove */ +#include +#include +#include "iisfft.h" +#include "cfft.h" + +/* the fixed length fft functions have been split into sevelral headers to + have smaller files. to give the compiler more room to optimize the ffts + can't be in separate compilation units. the header approach seemed to be + the best compromise. to prevent them being included from anywhere else, + they are guarded by the INCLUDED_FROM_IISFFT_C macro. +*/ +#define INCLUDED_FROM_IISFFT_C +#include "fft_2_9.h" +#include "fft_15_16.h" +#include "fft_32.h" +#include "fft_60_128.h" +#include "fft_240_480.h" +#include "fft_384_768.h" +#include "fft_generic.h" + + +void LC3_iisfft_apply(Iisfft* handle, LC3_FLOAT* x) +{ + if (handle->sign == -1) { + if (!fft_n(x, handle->length)) + { + LC3_FLOAT scratch[2*MAX_LEN]; + pfaDFT(x, handle->length, scratch, handle->num_factors, handle->factors, handle->scratch2, + handle->isPrime); + } + } else { + assert(0); + } +} + +/* returns 1 if there is no specialized function for length or 1 if a scratch needs to be allocated. + check the fft_n function */ +static LC3_INT need_scratch(LC3_INT n) +{ + return n != 2 && n != 3 && n != 4 && n != 5 && n != 7 && n != 8 && n != 9 && n != 15 && n != 16 && n != 32 && + n != 60 && n != 64 && n != 128 && n != 192 && n != 240 && n != 256 && n != 384 && n != 480 && n != 512 && n != 768 && + n != 1024; +} + +IIS_FFT_ERROR LC3_iisfft_plan(Iisfft* handle, LC3_INT length, LC3_INT sign) +{ + memset(handle, 0, sizeof(Iisfft)); + if (length < 2) + { + return IIS_FFT_LENGTH_ERROR; + } + handle->length = length; + handle->sign = sign; + if (need_scratch(length)) { + /* only needed for prime numbers bigger than BORDER_FOR_SECOND_SCRATCH */ + LC3_INT i = 0; + LC3_INT lengthOfPrimeScratch = BORDER_FOR_SECOND_SCRATCH; + if (!factorize(length, &handle->num_factors, handle->factors, handle->isPrime)) + { + return IIS_FFT_LENGTH_ERROR; + } + /* create additional scratch for primeFFT() */ + for (i = 0; i < handle->num_factors; i++) { + if (handle->isPrime[i] == 1 && handle->factors[i] > lengthOfPrimeScratch) { + lengthOfPrimeScratch = handle->factors[i]; + } + } + if (lengthOfPrimeScratch > BORDER_FOR_SECOND_SCRATCH) { + handle->scratch2 = (LC3_INT*)malloc(sizeof(LC3_INT) * lengthOfPrimeScratch); + if (!handle->scratch2) + { + return IIS_FFT_MEMORY_ERROR; + } + } + } + + return IIS_FFT_NO_ERROR; +} + +void LC3_iisfft_free(Iisfft* handle) +{ + handle->length = 0; + if (handle->scratch2) + { + free(handle->scratch2); + } +} + + + +/* generate sine table needed by LC3_rfft_pre/rfft/post. the table must be freed with iisFree */ +void LC3_create_sine_table(LC3_INT32 len, LC3_FLOAT *sine_table) +{ + LC3_INT32 i; + + for (i = 0; i < len / 2 + 1; i++) { + sine_table[i] = (LC3_FLOAT)sin(2.0 * M_PIl * i / len); + } +} + +void LC3_rfft_post(const LC3_FLOAT* restrict sine_table, LC3_FLOAT* restrict buf, LC3_INT32 len) +{ + LC3_FLOAT tmp1, tmp2, tmp3, tmp4, s, c; + LC3_INT32 i; + + tmp1 = buf[0] + buf[1]; + buf[1] = buf[0] - buf[1]; + buf[0] = tmp1; + + for (i = 1; i <= (len + 2) / 4; i++) { + s = sine_table[i]; /* sin(pi*i/(len/2)) */ + c = sine_table[i + len / 4]; /* cos(pi*i/(len/2)) */ + + tmp1 = buf[2 * i] - buf[len - 2 * i]; + tmp2 = buf[2 * i + 1] + buf[len - 2 * i + 1]; + tmp3 = s * tmp1 - c * tmp2; /* real part of j*W(k,N)*[T(k) - T'(N-k)] */ + tmp4 = c * tmp1 + s * tmp2; /* imag part of j*W(k,N)*[T(k) - T'(N-k)] */ + tmp1 = buf[2 * i] + buf[len - 2 * i]; + tmp2 = buf[2 * i + 1] - buf[len - 2 * i + 1]; + + buf[2 * i] = 0.5f * (tmp1 - tmp3); + buf[2 * i + 1] = 0.5f * (tmp2 - tmp4); + buf[len - 2 * i] = 0.5f * (tmp1 + tmp3); + buf[len - 2 * i + 1] = -0.5f * (tmp2 + tmp4); + } + + return; +} + +void LC3_rfft_pre(const LC3_FLOAT* restrict sine_table, LC3_FLOAT* restrict buf, LC3_INT32 len) +{ + LC3_FLOAT scale ; + LC3_FLOAT tmp1, tmp2, tmp3, tmp4, s, c; + LC3_INT32 i; + + scale = 1.0f / len; /* constant */ + + tmp1 = buf[0] + buf[1]; + buf[1] = scale * (buf[0] - buf[1]); + buf[0] = scale * tmp1; + + for (i = 1; i <= (len + 2) / 4; i++) { + s = sine_table[i]; /* sin(pi*i/(len/2)) */ + c = sine_table[i + len / 4]; /* cos(pi*i/(len/2)) */ + + tmp1 = buf[2 * i] - buf[len - 2 * i]; + tmp2 = buf[2 * i + 1] + buf[len - 2 * i + 1]; + tmp3 = s * tmp1 + c * tmp2; /* real part of j*W(k,N)*[T(k) - T'(N-k)] */ + tmp4 = -c * tmp1 + s * tmp2; /* imag part of j*W(k,N)*[T(k) - T'(N-k)] */ + tmp1 = buf[2 * i] + buf[len - 2 * i]; + tmp2 = buf[2 * i + 1] - buf[len - 2 * i + 1]; + + buf[2 * i] = scale * (tmp1 + tmp3); + buf[2 * i + 1] = -scale * (tmp2 + tmp4); + buf[len - 2 * i] = scale * (tmp1 - tmp3); + buf[len - 2 * i + 1] = scale * (tmp2 - tmp4); + } + return; +} + diff --git a/lib_lc3plus/fft/iisfft.h b/lib_lc3plus/fft/iisfft.h new file mode 100644 index 0000000000000000000000000000000000000000..a77a1af7e8169778cecf8ff06844b07cbb87ae03 --- /dev/null +++ b/lib_lc3plus/fft/iisfft.h @@ -0,0 +1,88 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef IISFFT_H +#define IISFFT_H + +#include "options.h" +#include "wmc_auto.h" +#include "../defines.h" + +#ifndef M_PIl +#define M_PIl 3.1415926535897932384626433832795029L /* pi */ +#endif + +/* compiler specific macros + + the restrict keyword only gives a improvelent if more than one pointers are + passed to a function. also note that the MSVC __restrict behaves differently + from c99, the restrict property is not transferred to aliases. + + alloca is a bit problematic because behavior is not defined in case of stack + overflow. most probably the program will crash. it might be possible to catch + those errors but it depends on compiler support. msvc has a safer _malloca + but gcc has nothing similar. */ +#if defined _MSC_VER || defined __INTEL_COMPILER +#include +#define ALLOCA(size) _alloca(size) +#define restrict __restrict +#define inline __inline +#elif defined __GNUC__ || defined __clang__ +#define ALLOCA(size) __builtin_alloca(size) +#define restrict __restrict__ +#define inline __inline +#elif defined __TI_COMPILER_VERSION__ +#include +#define ALLOCA(size) (assert(0 && "ALLOCA is not present for your compiler"), NULL) +#warn "no stack allocation for you compiler" +#else +#error "no stack allocation for your compiler" +#endif + + +#define IISFFT_MAXSTACKLENGTH 1024 +#define IISFFT_MAXFACTORS 10 + +typedef struct { + LC3_INT* scratch2; + LC3_INT length; + LC3_INT sign; + LC3_INT num_factors; + LC3_INT factors[IISFFT_MAXFACTORS]; + LC3_INT isPrime[IISFFT_MAXFACTORS]; +} Iisfft; + +typedef enum { + IIS_FFT_NO_ERROR = 0, + IIS_FFT_INTERNAL_ERROR, /**< a mystical error appeard */ + IIS_FFT_LENGTH_ERROR, /**< the requested fft length is not supported */ + IIS_FFT_MEMORY_ERROR /**< memory allocation failed */ +} IIS_FFT_ERROR; + +typedef enum { + IIS_FFT_FWD = -1, /**< forward transform */ + IIS_FFT_BWD = 1 /**< inverse / backward transform */ +} IIS_FFT_DIR; + +/* plan, apply and free forward / backward fft */ +IIS_FFT_ERROR LC3_iisfft_plan(Iisfft* handle, LC3_INT length, LC3_INT sign); +void LC3_iisfft_apply(Iisfft* handle, LC3_FLOAT* x); +void LC3_iisfft_free(Iisfft* handle); + +/* fft related helper functions */ +void LC3_create_sine_table(LC3_INT32 len, LC3_FLOAT *sine_table); + +void LC3_rfft_pre(const LC3_FLOAT* restrict sine_table, LC3_FLOAT* restrict buf, LC3_INT len); +void LC3_rfft_post(const LC3_FLOAT* restrict sine_table, LC3_FLOAT* restrict buf, LC3_INT len); +void LC3_fftf_interleave(const LC3_FLOAT* restrict re, const LC3_FLOAT* restrict im, LC3_FLOAT* restrict out, + LC3_INT len); +void LC3_fftf_deinterleave(const LC3_FLOAT* restrict in, LC3_FLOAT* restrict re, LC3_FLOAT* restrict im, LC3_INT len); + +#endif /* IISFFT_H */ diff --git a/lib_lc3plus/functions.h b/lib_lc3plus/functions.h new file mode 100644 index 0000000000000000000000000000000000000000..01ad936f00d8a34e5a15fd48ce54240fb5592483 --- /dev/null +++ b/lib_lc3plus/functions.h @@ -0,0 +1,351 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef FUNCTIONS_H +#define FUNCTIONS_H + +#include "options.h" +#include "wmc_auto.h" +#include "clib.h" +#include "defines.h" +#include "float.h" +#include "lc3.h" +#include "setup_dec_lc3.h" +#include "setup_enc_lc3.h" +#include "structs.h" +#include "util.h" + +/* FFT */ +#include "fft/iisfft.h" + +/* fft.c */ +void real_fft_init(Fft* fft, LC3_INT32 length, HANDLE_IIS_FFT *handle); +void real_ifft_init(Fft* fft, LC3_INT32 length, HANDLE_IIS_FFT *handle); +void real_fft_apply(Fft* fft, const LC3_FLOAT* in, LC3_FLOAT* out); + +void fft_init(Fft* fft, LC3_INT length); +void fft_free(Fft* fft); +void real_fft_free(Fft* fft); +void fft_apply(Fft* fft, const Complex* input, Complex* output); + +/* dct.c */ +void dct2_init(Dct2* dct, LC3_INT length); +void dct2_free(Dct2* dct); +void dct2_apply(Dct2* dct, const LC3_FLOAT* input, LC3_FLOAT* output); + +void dct3_init(Dct3* dct, LC3_INT length); +void dct3_free(Dct3* dct); +void dct3_apply(Dct3* dct, const LC3_FLOAT* input, LC3_FLOAT* output); + +void dct4_init(Dct4* dct, LC3_INT length); +void dct4_free(Dct4* dct); +void dct4_apply(Dct4* dct, const LC3_FLOAT* input, LC3_FLOAT* output); + +/* mdct.c */ +void mdct_init(Mdct* mdct, LC3_INT length, LC3_INT frame_dms, LC3_INT fs_idx, LC3_INT hrmode); +void mdct_free(Mdct* mdct); +void mdct_apply(const LC3_FLOAT* input, LC3_FLOAT* output, Mdct* mdct); + +#ifdef ENABLE_PADDING +LC3_INT paddingDec_fl(LC3_UINT8* bytes, LC3_INT nbbits, LC3_INT L_spec, LC3_INT bw_cutoff_bits, LC3_INT ep_enabled, LC3_INT* total_padding, LC3_INT *np_zero); +#endif + +void processEncoderEntropy_fl(LC3_UINT8* bytes, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT numbytes, LC3_INT bw_cutoff_bits, + LC3_INT bw_cutoff_idx, LC3_INT lastnz, LC3_INT N, LC3_INT lsbMode, LC3_INT gg_idx, LC3_INT num_tns_filters, + LC3_INT* tns_order, LC3_INT* ltpf_idx, LC3_INT* scf_idx, LC3_INT fac_ns_idx + , LC3_INT bfi_ext, LC3_INT fs_idx + ); +void processDecoderEntropy_fl(LC3_UINT8* bytes, LC3_INT numbytes, LC3_INT* mask_side, LC3_INT* bp_side, LC3_INT N, LC3_INT fs_idx, + LC3_INT bw_cutoff_bits, LC3_INT* bfi, LC3_INT* gg_idx, LC3_INT* scf_idx, LC3_INT* fac_ns_idx, + LC3_INT* tns_numfilters, LC3_INT* tns_order, LC3_INT* ltpf_idx, LC3_INT* bw_cutoff_idx, LC3_INT* lastnz, + LC3_INT* lsbMode, LC3_INT frame_dms + ); +void processQuantizeSpec_fl(LC3_FLOAT x[], LC3_FLOAT gain, LC3_INT xq[], LC3_INT nt, LC3_INT totalBits, LC3_INT* nbits, LC3_INT* nbits2, LC3_INT fs, + LC3_INT* lastnzout, LC3_INT* codingdata, LC3_INT* lsbMode, LC3_INT mode, LC3_INT target, LC3_INT hrmode); + +void processEstimateGlobalGain_fl(LC3_FLOAT x[], LC3_INT lg, LC3_INT nbitsSQ, LC3_FLOAT* gain, LC3_INT* quantizedGain, + LC3_INT* quantizedGainMin, LC3_INT quantizedGainOff, LC3_FLOAT* targetBitsOff, + LC3_INT* old_targetBits, LC3_INT old_specBits, LC3_INT bq_mode + , LC3_INT regBits, LC3_FLOAT frame_ms +); + +void processAriDecoder_fl(LC3_UINT8* bytes, LC3_INT bp_side, LC3_INT mask_side, LC3_INT L_spec, LC3_INT fs_idx, LC3_INT enable_lpc_weighting, + LC3_INT tns_numfilters, LC3_INT lsbMode, LC3_INT lastnz, LC3_INT* bfi, LC3_INT* tns_order, LC3_INT fac_ns_idx, + LC3_INT gg_idx, uint8_t* resBits, LC3_INT* x, LC3_INT* nf_seed, LC3_INT* tns_idx, LC3_INT* zero_frame, LC3_INT numbytes, + LC3_INT* nbits_residual, LC3_INT* residualPresent, LC3_INT frame_dms, + LC3_INT32 n_pc, LC3_INT32 be_bp_left, LC3_INT32 be_bp_right, LC3_INT32 enc, LC3_INT32 *b_left, LC3_INT32 *spec_inv_idx, + LC3_INT hrmode + ); + +void processMdctShaping_fl(LC3_FLOAT x[], LC3_FLOAT gains[], const LC3_INT bands_offset[], LC3_INT fdns_npts); + +void processResidualCoding_fl(LC3_FLOAT x[], LC3_INT xq[], LC3_FLOAT gain, LC3_INT L_spec, LC3_INT targetBits, LC3_INT nBits, uint8_t * resBits, + LC3_INT* numResBits + , LC3_INT hrmode +); + +void processResidualDecoding_fl(LC3_INT* bitsRead, LC3_FLOAT x[], LC3_INT L_spec, uint8_t prm[], LC3_INT resQBits + , LC3_INT hrmode +); + +void processAdjustGlobalGain_fl(LC3_INT* gg_idx, LC3_INT gg_idx_min, LC3_INT gg_idx_off, LC3_FLOAT* gain, LC3_INT target, LC3_INT nBits, + LC3_INT* gainChange, LC3_INT fs_idx + , LC3_INT16 hrmode, LC3_INT16 frame_dms + ); + +void processApplyGlobalGain_fl(LC3_FLOAT x[], LC3_INT xLen, LC3_INT global_gain_idx, LC3_INT global_gain_off); + +void processNoiseFactor_fl(LC3_INT* fac_ns_idx, LC3_FLOAT x[], LC3_INT xq[], LC3_FLOAT gg, LC3_INT BW_cutoff_idx, LC3_INT frame_dms, + LC3_INT target_bytes + ); + +void processNoiseFilling_fl(LC3_FLOAT xq[], LC3_INT nfseed, LC3_INT fac_ns_idx, LC3_INT bw_stopband, LC3_INT frame_dms, LC3_FLOAT fac_ns_pc, LC3_INT spec_inv_idx); + +void processOlpa_fl(LC3_FLOAT* s_12k8, LC3_FLOAT* mem_s12k8, LC3_FLOAT* mem_s6k4, LC3_INT* mem_old_T0, +#ifdef CR9_F_PITCH_WIN_LEN_FIX + LC3_INT* pitch_flag, +#endif + LC3_INT* T0_out,LC3_FLOAT* normcorr_out, LC3_INT len, LC3_INT frame_dms); + +void processTnsCoder_fl(LC3_FLOAT* x, LC3_INT bw_cutoff_idx, LC3_INT bw_fcbin, LC3_INT fs, LC3_INT N, LC3_INT frame_dms, LC3_INT nBits, + LC3_INT* order_out, LC3_INT* rc_idx, LC3_INT* tns_numfilters, LC3_INT* bits_out + , LC3_INT16 near_nyquist_flag + ); +void levinsonDurbin(LC3_FLOAT* r, LC3_FLOAT* out_lev, LC3_FLOAT* rc_unq, LC3_FLOAT* error, LC3_INT len); + +void processTnsDecoder_fl(LC3_FLOAT* x, LC3_INT* rc_idx, LC3_INT* order, LC3_INT numfilters, LC3_INT bw_fcbin, LC3_INT N, LC3_INT fs); + +void processSnsComputeScf_fl(LC3_FLOAT* x, LC3_INT xLen, LC3_FLOAT* gains, LC3_INT smooth, LC3_FLOAT sns_damping, LC3_FLOAT attdec_damping_factor, LC3_INT fs_idx); + +void processSnsInterpolateScf_fl(LC3_FLOAT* gains, LC3_INT encoder_side, LC3_INT bands_number, LC3_FLOAT* gains_LC3_INT); + +void processDetectCutoffWarped_fl(LC3_FLOAT* d2, LC3_INT fs_idx, LC3_INT frame_dms, LC3_INT* bw_idx); +void processNearNyquistdetector_fl(LC3_INT16* near_nyquist_flag, const LC3_INT fs_idx, const LC3_INT near_nyquist_index, + const LC3_INT bands_number, const LC3_FLOAT* ener +#ifdef CR8_E_TONE_DETECTOR + , const LC3_INT16 frame_dms, const LC3_INT16 hrmode ); +#else + ); +#endif +void processPerBandEnergy_fl(LC3_INT bands_number, const LC3_INT* acc_coeff_per_band, LC3_INT16 hrmode, LC3_INT16 frame_dms, LC3_FLOAT* d2, LC3_FLOAT* d); + +void ProcessingIMDCT_fl(LC3_FLOAT* y, LC3_INT yLen, const LC3_FLOAT* win, LC3_INT winLen, LC3_INT last_zeros, LC3_FLOAT* mem, LC3_FLOAT* x, + Dct4* dct); + +void ProcessingITDA_WIN_OLA_fl(LC3_FLOAT* x_tda, LC3_INT32 yLen, const LC3_FLOAT* win, LC3_INT32 winLen, LC3_INT32 last_zeros, LC3_FLOAT* mem, LC3_FLOAT* x); + +void process_ltpf_coder_fl(LC3_FLOAT* xin, LC3_INT xLen, LC3_INT ltpf_enable, LC3_INT pitch_ol, LC3_FLOAT pitch_ol_norm_corr, LC3_INT frame_dms, + LC3_FLOAT* mem_old_x, LC3_INT memLen, LC3_FLOAT* mem_norm_corr_past, LC3_INT* mem_on, LC3_FLOAT* mem_pitch, + LC3_INT* param, LC3_FLOAT* mem_norm_corr_past_past, LC3_INT* bits +#ifdef CR9_K_REDUCE_NORM_CORR_TH + ,LC3_INT16 hrmode +#endif +); + +void process_ltpf_decoder_fl(LC3_FLOAT* x, LC3_INT xLen, LC3_FLOAT* y, LC3_INT fs, LC3_FLOAT* mem_old_x, LC3_FLOAT* mem_old_y, + LC3_INT* mem_pitch_LC3_INT, LC3_INT* mem_pitch_fr, LC3_FLOAT* mem_gain, LC3_INT* mem_beta_idx, LC3_INT bfi, + LC3_INT* param, LC3_INT* mem_param, LC3_INT conf_beta_idx, LC3_FLOAT conf_beta, LC3_INT concealMethod, LC3_FLOAT damping + , LC3_INT *mem_ltpf_active +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + , LC3_FLOAT *rel_pitch_change, LC3_INT hrmode, LC3_INT frame_dms +#endif +); + +void process_resamp12k8_fl(LC3_FLOAT x[], LC3_INT x_len, LC3_FLOAT mem_in[], LC3_INT mem_in_len, LC3_FLOAT mem_50[], LC3_FLOAT mem_out[], + LC3_INT mem_out_len, LC3_FLOAT y[], LC3_INT* y_len, LC3_INT fs_idx, LC3_INT frame_dms, LC3_INT fs); + +void write_bit_backward_fl(LC3_UINT8* ptr, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT bit); +void write_uint_backward_fl(LC3_UINT8* ptr, LC3_INT* bp_side, LC3_INT* mask_side, LC3_INT val, LC3_INT numbits); + +void processAriEncoder_fl(LC3_UINT8* bytes, LC3_INT bp_side, LC3_INT mask_side, LC3_INT* x, LC3_INT* tns_order, LC3_INT tns_numfilters, + LC3_INT* tns_idx, LC3_INT lastnz, + LC3_INT* codingdata, uint8_t* res_bits, LC3_INT resBitsLen, LC3_INT lsbMode, + LC3_INT nbbits, LC3_INT enable_lpc_weighting); + +void attack_detector_fl(LC3_FLOAT* in, LC3_INT frame_size, LC3_INT fs, LC3_INT* lastAttackPosition, LC3_FLOAT* accNrg, LC3_INT* attackFlag, + LC3_FLOAT* attdec_filter_mem, LC3_INT attackHandlingOn, LC3_INT attdec_nblocks, LC3_INT attdec_hangover_threshold); + +void process_snsQuantizesScf_Enc(LC3_FLOAT* env, LC3_INT* index, LC3_FLOAT* envq, Dct2 dct2structSNS); + +void process_snsQuantizesScf_Dec(LC3_INT* scf_idx, LC3_FLOAT* scf_q); + +void processMdct_fl(LC3_FLOAT* in, LC3_FLOAT* out, Mdct* mdctStruct); + +int alloc_encoder(LC3PLUS_Enc* encoder, int channels); +void set_enc_frame_params(LC3PLUS_Enc* encoder); +LC3PLUS_Error update_enc_bitrate(LC3PLUS_Enc* encoder, int bitrate); + +LC3PLUS_Error FillEncSetup(LC3PLUS_Enc* encoder, int samplerate, int channels, int hrmode, int32_t lfe_channel_array[]); + +/* Setup Functions */ +int alloc_decoder(LC3PLUS_Dec* decoder, int samplerate, int channels); +void set_dec_frame_params(LC3PLUS_Dec* decoder); +LC3PLUS_Error update_dec_bitrate(LC3PLUS_Dec* decoder, int ch, int nBytes); + +LC3PLUS_Error FillDecSetup(LC3PLUS_Dec* decoder, int samplerate, int channels, LC3PLUS_PlcMode plc_mode, int hrmode); + +int Enc_LC3PLUS_fl(LC3PLUS_Enc* encoder, void** input, LC3_UINT8* output, int bps +, LC3_INT32 bfi_ext +); +LC3PLUS_Error Dec_LC3PLUS_fl(LC3PLUS_Dec* decoder, LC3_UINT8* input, int input_bytes, void** output, int bps, int bfi_ext); + +void* balloc(void* base, size_t* base_size, size_t size); + +void processPlcMain_fl(LC3_FLOAT *q_d_fl_c, LC3_FLOAT *syntM_fl_c, LC3PLUS_Dec* decoder, DecSetup* h_DecSetup, LC3_INT bfi, + PlcAdvSetup *PlcAdvSetup, PlcSetup *PlcSetup, LC3_INT plcMeth, LC3_INT ltpf_pitch_int, LC3_INT ltpf_pitch_fr, + LC3_INT tilt, const LC3_INT *bands_offset, LC3_INT bands_number, const LC3_INT *bands_offsetPLC, + LC3_INT n_bandsPLC, LC3_INT16 hrmode, pcState *statePC); + +void processPlcUpdate_fl(PlcAdvSetup *PlcAdvSetup, LC3_INT32 frame_length, LC3_FLOAT *syntM, LC3_FLOAT *scf_q, + LC3_INT32 *nbLostCmpt, LC3_FLOAT *cum_alpha, LC3_INT32 bfi, LC3_INT32 *prevBfi, LC3_INT32 *prevprevBfi); + +void processPlcUpdateSpec_fl(LC3_FLOAT *q_d_prev, LC3_FLOAT *q_d_fl_c, LC3_INT yLen); + +void processNoiseSubstitution_fl(LC3_FLOAT* spec, LC3_FLOAT* spec_prev, LC3_INT32 yLen); + +void process_cutoff_bandwidth(LC3_FLOAT* d_fl, LC3_INT len, LC3_INT bw_bin); +void update_enc_bandwidth(LC3PLUS_Enc* encoder, LC3_INT bandwidth); + +/* al_fec.c */ +LC3_INT16 fec_get_n_pccw(LC3_INT16 slot_bytes, LC3_INT16 fec_mode, LC3_INT16 ccc_flag); +LC3_INT16 fec_get_data_size(LC3_INT16 fec_mode, LC3_INT16 ccc_flag, LC3_INT16 slot_bytes); +LC3_INT16 fec_get_n_pc(LC3_INT16 fec_mode, LC3_INT16 n_pccw, LC3_INT16 slot_bytes); +void processReorderBitstream_fl(LC3_UINT8* bytes, LC3_INT32 n_pccw, LC3_INT32 n_pc, LC3_INT32 b_left, LC3_INT32 len); +void fec_encoder(LC3_INT16 mode, LC3_INT16 epmr, LC3_UINT8 *iobuf, LC3_INT16 data_bytes, LC3_INT16 slot_bytes, LC3_INT16 n_pccw); +LC3_INT32 fec_decoder(LC3_UINT8 *iobuf, LC3_INT16 slot_bytes, LC3_INT32 *data_bytes, LC3PLUS_EpModeRequest *epmr, LC3_INT16 ccc_flag, LC3_INT16 *n_pccw, LC3_INT32 *bfi, + LC3_INT16 *be_bp_left, LC3_INT16 *be_bp_right, LC3_INT16 *n_pc, LC3_INT16 *m_fec); + +LC3_FLOAT array_max_abs(LC3_FLOAT *in, LC3_INT32 len); + +void processPcClassify_fl(LC3_INT32 pitch_present, LC3_INT32 frame_dms, LC3_FLOAT *q_d_prev, LC3_FLOAT *q_old_res, LC3_INT32 yLen, LC3_INT32 spec_inv_idx, LC3_FLOAT stab_fac, LC3_INT32 *bfi); +void processPcMain_fl(LC3_INT32 *bfi, LC3PLUS_Dec* decoder, LC3_FLOAT *sqQdec, DecSetup* h_DecSetup, LC3_INT32 pitch_present, LC3_FLOAT stab_fac, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_INT32 fac_ns_idx, pcState *statePC, LC3_INT32 spec_inv_idx, LC3_INT32 yLen); +void processPcUpdate_fl(LC3_INT32 bfi, LC3_FLOAT *q_res, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_INT32 rframe, LC3_INT32 *BW_cutoff_idx_nf, LC3_INT32 *prev_BW_cutoff_idx_nf, LC3_INT32 fac_ns_idx, LC3_FLOAT *prev_fac_ns, LC3_FLOAT *fac, LC3_FLOAT *q_old_res, LC3_FLOAT *prev_gg, LC3_INT32 spec_inv_idx, LC3_INT32 yLen); +void processPcApply_fl(LC3_FLOAT *q_res, LC3_FLOAT *q_old_res, LC3_FLOAT *q_d_prev, LC3_INT32 spec_inv_idx, LC3_INT32 yLen, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_FLOAT *prev_gg, LC3_FLOAT *fac, LC3_INT32 *pc_nbLostCmpt); + +void processPlcClassify_fl(LC3_INT plcMeth, LC3_INT *concealMethod, LC3_INT32 *nbLostCmpt, LC3_INT32 bfi, + LC3_FLOAT *xcorr, LC3_INT32 framelength, LC3_INT32 frame_dms, LC3_INT32 pitch_int, + LC3_INT32 fs, const LC3_INT *band_offsets, LC3_INT32 bands_number, LC3_INT32 tilt, PlcAdvSetup *plcAd + , LC3_INT32 hrmode +); +void processPlcComputeStabFacMain_fl(LC3_FLOAT *scf_q, LC3_FLOAT *old_scf_q, LC3_FLOAT *old_old_scf_q, LC3_INT32 bfi, LC3_INT32 prev_bfi, LC3_INT32 prev_prev_bfi, LC3_FLOAT *stab_fac); + +void processPlcDampingScramblingMain_fl(LC3_INT32 *ns_seed, + LC3_INT32 *pc_seed, LC3_INT32 ns_nbLostCmpt_pc, + LC3_INT32 ns_nbLostCmpt, LC3_FLOAT *stabFac, LC3_FLOAT *cum_fading_slow, LC3_FLOAT *cum_fading_fast, + LC3_FLOAT *spec_prev, LC3_FLOAT *spec, LC3_INT32 spec_inv_idx, LC3_INT32 yLen, LC3_INT32 bfi, + LC3_INT32 frame_dms, LC3_INT32 concealMethod, LC3_INT32 pitch_present_bfi1, LC3_INT32 pitch_present_bfi2, + LC3_FLOAT *cum_fflcAtten +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ); + +void processPlcDampingScrambling_fl(LC3_FLOAT *spec, LC3_INT32 yLen, LC3_INT32 nbLostCmpt, LC3_FLOAT *stabFac, LC3_INT32 processDampScramb, + LC3_FLOAT *cum_fflcAtten, LC3_INT32 pitch_present, LC3_INT32 frame_dms, LC3_FLOAT *cum_fading_slow, + LC3_FLOAT *cum_fading_fast, LC3_INT32 *seed, LC3_INT32 spec_inv_idx +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ); + +void plc_phEcu_F0_refine_first(LC3_INT32 *plocs, LC3_INT32 n_plocs, LC3_FLOAT *f0est, const LC3_INT32 Xabs_len, + LC3_FLOAT *f0binPtr, LC3_FLOAT *f0gainPtr, const LC3_INT32 nSubm); +void processTdcLpcEstimation_fl(LC3_FLOAT *r, LC3_INT32 fs_idx, LC3_INT32 len, LC3_FLOAT *A, LC3_INT32 frame_dms); + +LC3_FLOAT plc_phEcuSetF0Hz(LC3_INT32 fs, LC3_FLOAT *old_pitchPtr); + +void plc_phEcu_processPLCspec2shape(LC3_INT16 prev_bfi, LC3_INT16 bfi, LC3_FLOAT q_d[], LC3_INT32 yLen, LC3_FLOAT *stPhECU_oold_grp_shape, LC3_FLOAT *stPhECU_old_grp_shape); +void plc_phEcu_LF_peak_analysis(LC3_INT32 *plocs, LC3_INT32 *n_plocs, LC3_FLOAT *f0est, const LC3_FLOAT *Xabs, + LC3_FLOAT *f0binPtr, LC3_FLOAT *f0gainPtr, const LC3_INT32 nSubm); + +void plc_phEcu_F0_refine_first(LC3_INT32 *plocs, LC3_INT32 n_plocs, LC3_FLOAT *f0est, const LC3_INT32 Xabs_len, + LC3_FLOAT *f0binPtr, LC3_FLOAT *f0gainPtr, const LC3_INT32 nSubm); + +LC3_FLOAT plc_phEcu_imax2_jacobsen_mag(const Complex *y, LC3_FLOAT *c_jacobPtr); +LC3_FLOAT plc_phEcu_interp_max(const LC3_FLOAT *y, LC3_INT32 y_len); +void plc_phEcu_fft_spec2_sqrt_approx(const Complex* x, LC3_INT32 x_len, LC3_FLOAT* x_abs); +LC3_INT32 plc_phEcu_pitch_in_plocs(LC3_INT32* plocs, LC3_INT32 n_plocs); +void plc_phEcu_spec_ana(LC3_FLOAT* xfp, LC3_INT32 xfp_len, const LC3_FLOAT* whr, + LC3_FLOAT* pfind_sensPtr, LC3_INT32* plocs, + LC3_INT32* n_plocs, LC3_FLOAT* f0est, Complex* x, LC3_INT32* x_len, + LC3_FLOAT* f0hzLtpBinPtr, LC3_FLOAT* f0gainLtpPtr, LC3_INT32 bw_idx, Fft* PhEcu_Fft); +void plc_phEcu_subst_spec(LC3_INT32* plocs, LC3_INT32 n_plocs, LC3_FLOAT* f0est, LC3_INT32 time_offs, Complex* X, LC3_INT32 X_len, + LC3_FLOAT* mag_chg_gr, LC3_INT32 *seed, LC3_FLOAT* alpha, LC3_FLOAT* beta, LC3_FLOAT* Xavg, + LC3_INT32 t_adv_in, LC3_INT32 Lprot, LC3_INT32 delta_corr, +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 fadeout, /* needed for DC muting */ + LC3_INT16* nonpure_tone_flag_ptr, /* i/o: flag */ +#endif + LC3_FLOAT *corr_phase_dbg, + LC3_FLOAT *X_i_new_re_dbg, LC3_FLOAT *X_i_new_im_dbg); +void plc_phEcu_rec_frame(Complex *X_in, LC3_INT32 xfp_len, LC3_INT32 Lecu, const LC3_FLOAT *whr, const LC3_FLOAT *winMDCT, LC3_INT32 Lprot, + LC3_FLOAT *xfp, LC3_INT32 time_offs, LC3_FLOAT *x_out, + Complex *full_spec_dbg, LC3_FLOAT* ifft_out_dbg, LC3_FLOAT* xsubst_dbg, + LC3_INT32 LA_ZEROS, LC3_INT32 LA, Fft* PhEcu_Ifft + + ); +void plc_phEcu_tba_spect_Xavg(LC3_INT32 fs_idx, LC3_INT32 n_grp, LC3_FLOAT *oold_spec_shape, + LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_spec_shape, LC3_FLOAT *old_EwPtr, + LC3_FLOAT *gr_pow_left, LC3_FLOAT *gr_pow_right, LC3_FLOAT *Xavg); +void plc_phEcu_tba_per_band_gain(LC3_INT32 n_grp, LC3_FLOAT *gr_pow_left, LC3_FLOAT *gr_pow_right, LC3_FLOAT *trans, LC3_FLOAT *grp_pow_change); +void plc_phEcu_tba_trans_dect_gains(LC3_INT32 burst_len, LC3_INT32 n_grp, LC3_FLOAT *grp_pow_change, + LC3_FLOAT *stPhECU_beta_mute, LC3_FLOAT *stPhECU_mag_chg_1st, + LC3_FLOAT *alpha, LC3_FLOAT *beta, LC3_FLOAT *mag_chg, LC3_FLOAT *ph_dith, LC3_INT32 *tr_dec, + LC3_FLOAT *att_val, LC3_INT32 *attDegreeFrames, + LC3_FLOAT *thresh_dbg +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ); +void plc_phEcu_trans_burst_ana_sub(LC3_INT32 fs_idx, LC3_INT32 burst_len, LC3_INT32 n_grp, LC3_FLOAT *oold_spect_shape, + LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_spect_shape, + LC3_FLOAT *old_EwPtr, LC3_FLOAT *stPhECU_beta_mute, + LC3_FLOAT *stPhECU_mag_chg_1st, LC3_FLOAT *stPhECU_Xavg, LC3_FLOAT *alpha, LC3_FLOAT *beta, LC3_FLOAT *mag_chg, + LC3_INT32 *tr_dec_dbg, LC3_FLOAT *gpc_dbg +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ); +void plc_phEcu_hq_ecu( + LC3_FLOAT *f0binPtr, LC3_FLOAT *f0ltpGainPtr, + LC3_FLOAT *xfp, LC3_INT16 prev_bfi, LC3_INT32 *short_flag_prev, + LC3_INT32 fs, LC3_INT32 * time_offs, + Complex *X_sav_m, LC3_INT32 *n_plocs, LC3_INT32 *plocs, LC3_FLOAT *f0est, const LC3_FLOAT *mdctWin, + LC3_FLOAT *env_stabPtr, LC3_INT32 delta_corr, + LC3_FLOAT *pfind_sensPtr, + LC3_INT32 PhECU_LA, LC3_INT32 t_adv, const LC3_FLOAT *winWhr, LC3_FLOAT *oold_grp_shape, + LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_grp_shape, + LC3_FLOAT *old_EwPtr, + LC3_FLOAT *st_beta_mute, LC3_FLOAT *st_mag_chg_1st, LC3_FLOAT *st_Xavg, LC3_INT32 LA_ZEROS, LC3_FLOAT *x_tda, LC3_FLOAT *xsubst_dbg, Complex *X_out_m_dbg, + LC3_INT32 *seed_dbg, LC3_FLOAT *mag_chg_dbg, LC3_INT32 *tr_dec_dbg, LC3_FLOAT *gpc_dbg, LC3_FLOAT *X_i_new_re_dbg, LC3_FLOAT *X_i_new_im_dbg, LC3_FLOAT *corr_phase_dbg + ,Fft* PhEcu_Fft,Fft* PhEcu_Ifft +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type, + LC3_INT16 *nonpure_tone_flag_ptr +#endif +); + +void processTdcPreemphasis_fl(LC3_FLOAT *in, LC3_FLOAT *pre_emph_factor, LC3_INT32 n_bands); + +void processTdcTdac_fl(const LC3_FLOAT *synth_inp, const LC3_FLOAT *win, LC3_INT32 frame_length, LC3_INT32 la_zeroes, LC3_FLOAT *ola_mem); +void processTdcInverseOdft_fl(LC3_FLOAT *in, LC3_INT32 n_bands, LC3_FLOAT *out, LC3_INT32 lpc_order); + +void processTdcApply_fl(const LC3_INT32 pitch_LC3_INT, const LC3_FLOAT *preemphFac, const LC3_FLOAT* A, const LC3_INT32 lpc_order, const LC3_FLOAT* pcmbufHist, const LC3_INT32 max_len_pcm_plc, const LC3_INT32 N, const LC3_INT32 frame_dms, + const LC3_INT32 SampRate, const LC3_INT32 nbLostCmpt, const LC3_INT32 overlap, const LC3_FLOAT *stabFac, LC3_FLOAT harmonicBuf[MAX_PITCH], LC3_FLOAT synthHist[M], + LC3_INT32* fract, LC3_INT16* seed, LC3_FLOAT* gain_c, LC3_FLOAT* alpha, LC3_FLOAT* synth +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + ,LC3_UINT8 plc_fadeout_type +#endif +); +void* balloc(void* base, size_t* base_size, size_t size); + + + +#endif diff --git a/lib_lc3plus/imdct.c b/lib_lc3plus/imdct.c new file mode 100644 index 0000000000000000000000000000000000000000..b2ef8ee9256adc5480d86d512077f83267332312 --- /dev/null +++ b/lib_lc3plus/imdct.c @@ -0,0 +1,103 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +/* Function expects already flipped window */ +void ProcessingIMDCT_fl(LC3_FLOAT* y, LC3_INT yLen, const LC3_FLOAT* win, LC3_INT winLen, LC3_INT last_zeros, LC3_FLOAT* mem, LC3_FLOAT* x, Dct4* dct) +{ + LC3_FLOAT x_tda[MAX_LEN], x_ov[2 * MAX_LEN]; + LC3_INT i, j; + + /* Flip imdct window up to down */ + i = winLen - 1; + j = 0; + + dct4_apply(dct, y, x_tda); + + move_float(x_ov, &x_tda[yLen / 2], yLen / 2); + + j = yLen / 2; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[yLen - 1 - i]; + j++; + } + + j = yLen; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[yLen / 2 - 1 - i]; + j++; + } + + j = yLen + yLen / 2; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[i]; + j++; + } + + for (i = 0; i < winLen; i++) { + x_ov[i] = x_ov[i] * win[winLen - 1 - i]; + } + + /* Buffer update */ + j = 0; + for (i = last_zeros; i < yLen; i++) { + x_ov[i] = x_ov[i] + mem[j]; + j++; + } + + move_float(&x[0], &x_ov[last_zeros], yLen); + + move_float(&mem[0], &x_ov[yLen + last_zeros], (winLen - (yLen + last_zeros))); +} + +void ProcessingITDA_WIN_OLA_fl(LC3_FLOAT* x_tda, LC3_INT32 yLen, const LC3_FLOAT* win, LC3_INT32 winLen, LC3_INT32 last_zeros, LC3_FLOAT* mem, LC3_FLOAT* x) +{ + LC3_FLOAT x_ov[2 * MAX_LEN]; + LC3_INT32 i, j; + + move_float(x_ov, &x_tda[yLen / 2], yLen / 2); + + j = yLen / 2; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[yLen - 1 - i]; + j++; + } + + j = yLen; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[yLen / 2 - 1 - i]; + j++; + } + + j = yLen + yLen / 2; + for (i = 0; i < yLen / 2; i++) { + x_ov[j] = -x_tda[i]; + j++; + } + + for (i = 0; i < winLen; i++) { + x_ov[i] = x_ov[i] * win[winLen - 1 - i]; + } + + /* Buffer update */ + j = 0; + + for (i = last_zeros; i < yLen; i++) { + x[j] = x_ov[i] + mem[j]; + j++; + } + + move_float(&x[j], &x_ov[last_zeros+j], yLen-j); + + move_float(&mem[0], &x_ov[yLen + last_zeros], (winLen - (yLen + last_zeros))); +} diff --git a/lib_lc3plus/lc3.c b/lib_lc3plus/lc3.c new file mode 100644 index 0000000000000000000000000000000000000000..e3f4491d2bad6aa32dd98a9e65448c52f82cb860 --- /dev/null +++ b/lib_lc3plus/lc3.c @@ -0,0 +1,432 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "lc3.h" +#include "defines.h" +#include "functions.h" +#include + +#include "setup_dec_lc3.h" +#include "setup_enc_lc3.h" + +#define RETURN_IF(cond, error) \ + if (cond) \ + return (error) + +/* ensure api header constants are up to date */ +STATIC_ASSERT(LC3PLUS_MAX_SAMPLES >= MAX_LEN); +STATIC_ASSERT(LC3PLUS_MAX_CHANNELS >= MAX_CHANNELS); +STATIC_ASSERT(LC3PLUS_MAX_BYTES >= BYTESBUFSIZE); + +/* misc functions ************************************************************/ + +int lc3plus_version(void) +{ + return LC3PLUS_VERSION; +} + +int lc3plus_channels_supported(int channels) +{ + return channels >= 1 && channels <= MAX_CHANNELS; +} + +int lc3plus_samplerate_supported(int samplerate) +{ + switch (samplerate) + { + case 8000: return 1; + case 16000: return 1; + case 24000: return 1; + case 32000: return 1; + case 44100: return 1; + case 48000: return 1; + case 96000: return 1; + default: break; + } + return 0; +} + +static int lc3plus_plc_mode_supported(LC3PLUS_PlcMode plc_mode) +{ + switch ((int)plc_mode) + { + case LC3PLUS_PLC_ADVANCED: /* fallthru */ + return 1; + default: break; + } + return 0; +} + +static int lc3plus_frame_size_supported(float frame_ms) +{ + switch ((int)(ceil(frame_ms * 10))) + { + case 25: /* fallthru */ + case 50: /* fallthru */ +#ifdef CR8_G_ADD_75MS + case 75: /* fallthru */ +#endif + case 100: return 1; + default: break; + } + return 0; +} + +static int null_in_list(void **list, int n) +{ + while (--n >= 0) + RETURN_IF(list[n] == NULL, 1); + return 0; +} + +/* return pointer to aligned base + base_size, *base_size += size + 4 bytes align */ +void *balloc(void *base, size_t *base_size, size_t size) +{ + uintptr_t ptr = ((uintptr_t)base + *base_size + 3) & ~3; + assert((uintptr_t)base % 4 == 0); /* base must be 4-byte aligned */ + *base_size = (*base_size + size + 3) & ~3; + return (void *)ptr; +} + +int32_t lc3_enc_supported_lfe(void) +{ + return 1; +} + +/* encoder functions *********************************************************/ +LC3PLUS_Error lc3plus_enc_init(LC3PLUS_Enc *encoder, int samplerate, int channels, int hrmode, int32_t lfe_channel_array[]) +{ + int ch = 0; + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF((uintptr_t)encoder % 4 != 0, LC3PLUS_ALIGN_ERROR); + RETURN_IF(!lc3plus_samplerate_supported(samplerate), LC3PLUS_SAMPLERATE_ERROR); + RETURN_IF(!lc3plus_channels_supported(channels), LC3PLUS_CHANNELS_ERROR); + RETURN_IF(samplerate==96000 && hrmode == 0, LC3PLUS_HRMODE_ERROR); + + for (ch = 0; ch < channels; ch++) + { + RETURN_IF(!lc3_enc_supported_lfe() && lfe_channel_array[ch], LC3PLUS_LFE_MODE_NOT_SUPPORTED); + } + + return FillEncSetup(encoder, samplerate, channels, hrmode, lfe_channel_array); /* real bitrate check happens here */ +} + +int lc3plus_enc_get_size(int samplerate, int channels) +{ + RETURN_IF(!lc3plus_samplerate_supported(samplerate), 0); + RETURN_IF(!lc3plus_channels_supported(channels), 0); + return alloc_encoder(NULL, channels); +} + +/* Dummy function for API alignment */ +int lc3plus_enc_get_scratch_size(const LC3PLUS_Enc *encoder) +{ + UNUSED(encoder); + return 0; +} + +int lc3plus_enc_get_input_samples(const LC3PLUS_Enc *encoder) +{ + RETURN_IF(encoder == NULL, 0); + return encoder->frame_length; +} + +int lc3plus_enc_get_num_bytes(const LC3PLUS_Enc *encoder) +{ + RETURN_IF(encoder == NULL, 0); + + return encoder->bitrate * encoder->frame_length / (8 * encoder->fs_in); +} + +int lc3plus_enc_get_real_bitrate(const LC3PLUS_Enc *encoder) +{ + int ch = 0, totalBytes = 0; + int bitrate; + RETURN_IF(encoder == NULL, 0); + RETURN_IF(!encoder->lc3_br_set, LC3PLUS_BITRATE_UNSET_ERROR); + + for (ch = 0; ch < encoder->channels; ch++) + { + totalBytes += encoder->channel_setup[ch]->targetBytes; + } + + bitrate = (totalBytes * 80000.0 + encoder->frame_dms - 1) / encoder->frame_dms; + + if (encoder->fs_in == 44100) + { + int rem = bitrate % 480; + bitrate = ((bitrate - rem) / 480) * 441 + (rem * 441) / 480; + } + + return bitrate; +} + + +LC3PLUS_Error lc3plus_enc_set_bitrate(LC3PLUS_Enc *encoder, int bitrate) +{ + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF(bitrate <= 0, LC3PLUS_BITRATE_ERROR); +#ifndef STRIP_HR_MODE_API + RETURN_IF(encoder->fs_idx == 5 && encoder->hrmode == 0, LC3PLUS_HRMODE_ERROR); +#endif + return update_enc_bitrate(encoder, bitrate); +} + +int lc3plus_enc_get_delay(const LC3PLUS_Enc *encoder) +{ + RETURN_IF(encoder == NULL, 0); + return encoder->frame_length - 2 * encoder->la_zeroes; +} + +LC3PLUS_Error lc3plus_enc_set_frame_dms(LC3PLUS_Enc *encoder, int frame_dms) +{ + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF(!lc3plus_frame_size_supported(frame_dms / 10.0), LC3PLUS_FRAMEMS_ERROR); + RETURN_IF(encoder->lc3_br_set, LC3PLUS_BITRATE_SET_ERROR); + encoder->frame_dms = frame_dms; + encoder->frame_ms = frame_dms / 10.0; + set_enc_frame_params(encoder); + return LC3PLUS_OK; +} + +LC3PLUS_Error lc3plus_enc_set_bandwidth(LC3PLUS_Enc *encoder, int bandwidth) +{ + LC3_INT effective_fs; + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); +#ifdef ENABLE_HR_MODE_FL_FLAG + RETURN_IF(encoder->hrmode == 1, LC3PLUS_HRMODE_BW_ERROR); +#endif + effective_fs = encoder->fs_in; + if (encoder->bandwidth != bandwidth) { + if (encoder->fs_in > 40000) { + effective_fs = 40000; + } + if ((bandwidth * 2) > effective_fs) { + return LC3PLUS_BW_WARNING; + } + else { + encoder->bandwidth = bandwidth; + encoder->bandwidth_preset = bandwidth; + encoder->bw_ctrl_active = 1; + update_enc_bitrate(encoder, encoder->bitrate); + } + } + return LC3PLUS_OK; +} + + +LC3PLUS_Error lc3plus_enc16(LC3PLUS_Enc* encoder, int16_t** input_samples, void* output_bytes, int* num_bytes +, void *scratch +) +{ + UNUSED(scratch); + return lc3plus_enc_fl(encoder, (void**)input_samples, 16, output_bytes, num_bytes); +} + +LC3PLUS_Error lc3plus_enc24(LC3PLUS_Enc* encoder, int32_t** input_samples, void* output_bytes, int* num_bytes +, void *scratch +) +{ + UNUSED(scratch); + return lc3plus_enc_fl(encoder, (void**)input_samples, 24, output_bytes, num_bytes); +} + + +LC3PLUS_Error lc3plus_enc_fl(LC3PLUS_Enc* encoder, void** input_samples, int bitdepth, void* output_bytes, int* num_bytes) +{ + RETURN_IF(!encoder || !input_samples || !output_bytes || !num_bytes, LC3PLUS_NULL_ERROR); + RETURN_IF(null_in_list(input_samples, encoder->channels), LC3PLUS_NULL_ERROR); + RETURN_IF(bitdepth != 16 && bitdepth != 24, LC3PLUS_ERROR); + *num_bytes = Enc_LC3PLUS_fl(encoder, input_samples, output_bytes, bitdepth + , *num_bytes == -1 + ); + assert(*num_bytes == lc3plus_enc_get_num_bytes(encoder)); + return LC3PLUS_OK; +} + +/* decoder functions *********************************************************/ + +LC3PLUS_Error lc3plus_dec_init(LC3PLUS_Dec* decoder, int samplerate, int channels, LC3PLUS_PlcMode plc_mode, int hrmode) +{ + RETURN_IF(decoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF(!lc3plus_samplerate_supported(samplerate), LC3PLUS_SAMPLERATE_ERROR); + RETURN_IF(!lc3plus_channels_supported(channels), LC3PLUS_CHANNELS_ERROR); + RETURN_IF(!lc3plus_plc_mode_supported(plc_mode), LC3PLUS_PLCMODE_ERROR); + RETURN_IF(samplerate==96000 && hrmode == 0, LC3PLUS_HRMODE_ERROR); + return FillDecSetup(decoder, samplerate, channels, plc_mode, hrmode); +} + +int lc3plus_dec_get_size(int samplerate, int channels) +{ + RETURN_IF(!lc3plus_samplerate_supported(samplerate), 0); + RETURN_IF(!lc3plus_channels_supported(channels), 0); + return alloc_decoder(NULL, samplerate, channels); +} + +/* Dummy function for API alignment */ +int lc3plus_dec_get_scratch_size(const LC3PLUS_Dec *decoder) +{ + UNUSED(decoder); + return 0; +} + +LC3PLUS_Error lc3plus_dec_set_frame_dms(LC3PLUS_Dec *decoder, int frame_dms) +{ + RETURN_IF(decoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF(!lc3plus_frame_size_supported(frame_dms / 10.0), LC3PLUS_FRAMEMS_ERROR); + RETURN_IF(decoder->plcMeth == 2 && frame_dms != 100, LC3PLUS_FRAMEMS_ERROR); + + decoder->frame_dms = frame_dms; + decoder->frame_ms = frame_dms / 10.0; + set_dec_frame_params(decoder); + return LC3PLUS_OK; +} + +int lc3plus_dec_get_output_samples(const LC3PLUS_Dec* decoder) +{ + RETURN_IF(decoder == NULL, 0); + return decoder->frame_length; +} + +int lc3plus_dec_get_delay(const LC3PLUS_Dec* decoder) +{ + RETURN_IF(decoder == NULL, 0); + return decoder->frame_length - 2 * decoder->la_zeroes; +} + +LC3PLUS_Error lc3plus_dec_fl(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, void** output_samples, int bps, int bfi_ext) +{ + RETURN_IF(!decoder || !input_bytes || !output_samples, LC3PLUS_NULL_ERROR); + RETURN_IF(null_in_list((void**)output_samples, decoder->channels), LC3PLUS_NULL_ERROR); + return Dec_LC3PLUS_fl(decoder, input_bytes, num_bytes, output_samples, bps, bfi_ext); +} + +LC3PLUS_Error lc3plus_dec16(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, int16_t** output_samples, + void* scratch, + int bfi_ext) +{ + UNUSED(scratch); + return lc3plus_dec_fl(decoder, input_bytes, num_bytes, (void**)output_samples, 16, bfi_ext); +} + +LC3PLUS_Error lc3plus_dec24(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, int32_t** output_samples, + void* scratch, + int bfi_ext) +{ + UNUSED(scratch); + return lc3plus_dec_fl(decoder, input_bytes, num_bytes, (void**)output_samples, 24, bfi_ext); +} + +/* memory functions *********************************************************/ + +LC3PLUS_Error lc3plus_enc_free_memory(LC3PLUS_Enc* encoder) +{ + RETURN_IF(!encoder, LC3PLUS_NULL_ERROR); + + lc3plus_free_encoder_structs(encoder); + + return LC3PLUS_OK; +} + +LC3PLUS_Error lc3plus_dec_free_memory(LC3PLUS_Dec* decoder) +{ + RETURN_IF(!decoder, LC3PLUS_NULL_ERROR); + + lc3plus_free_decoder_structs(decoder); + + return LC3PLUS_OK; +} + +LC3PLUS_Error lc3plus_free_encoder_structs(LC3PLUS_Enc* encoder) +{ + int ch = 0; + RETURN_IF(!encoder, LC3PLUS_NULL_ERROR); + + for (ch = 0; ch < encoder->channels; ch++) { + mdct_free(&encoder->channel_setup[ch]->mdctStruct); + dct2_free(&encoder->channel_setup[ch]->dct2StructSNS); + } + + return LC3PLUS_OK; +} + +LC3PLUS_Error lc3plus_free_decoder_structs(LC3PLUS_Dec* decoder) +{ + int ch = 0; + RETURN_IF(!decoder, LC3PLUS_NULL_ERROR); + + for (ch = 0; ch < decoder->channels; ch++) { + dct4_free(&decoder->channel_setup[ch]->dct4structImdct); + real_fft_free(&decoder->channel_setup[ch]->PlcAdvSetup->PlcPhEcuSetup.PhEcu_Fft); + real_fft_free(&decoder->channel_setup[ch]->PlcAdvSetup->PlcPhEcuSetup.PhEcu_Ifft); + } + + return LC3PLUS_OK; +} + + +LC3PLUS_EpModeRequest lc3plus_dec_get_ep_mode_request(const LC3PLUS_Dec *decoder) +{ + RETURN_IF(decoder == NULL, LC3PLUS_EPMR_ZERO); + return (LC3PLUS_EpModeRequest)decoder->epmr; +} + +int lc3plus_dec_get_error_report(const LC3PLUS_Dec *decoder) +{ + RETURN_IF(decoder == NULL, 0); + return decoder->error_report == 2047 ? -1 : decoder->error_report & 0x07FF; +} + +LC3PLUS_Error lc3plus_enc_set_ep_mode(LC3PLUS_Enc *encoder, LC3PLUS_EpMode epmode) +{ + LC3PLUS_EpMode oldEpmode; + LC3PLUS_Error error; + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF((unsigned)epmode > LC3PLUS_EP_HIGH, LC3PLUS_EPMODE_ERROR); + oldEpmode = encoder->epmode; + encoder->epmode = epmode; + error = encoder->lc3_br_set ? update_enc_bitrate(encoder, encoder->bitrate) : LC3PLUS_OK; + if (error != LC3PLUS_OK) + { + encoder->epmode = oldEpmode; // preserve old epmode in case of failure + } + return error; +} + +LC3PLUS_Error lc3plus_enc_set_ep_mode_request(LC3PLUS_Enc *encoder, LC3PLUS_EpModeRequest epmr) +{ + RETURN_IF(encoder == NULL, LC3PLUS_NULL_ERROR); + RETURN_IF((unsigned)epmr > LC3PLUS_EPMR_HIGH, LC3PLUS_EPMODE_ERROR); + encoder->epmr = epmr; + return LC3PLUS_OK; +} + +LC3PLUS_Error lc3plus_dec_set_ep_enabled(LC3PLUS_Dec *decoder, int32_t ep_enabled) +{ + RETURN_IF(decoder == NULL, LC3PLUS_NULL_ERROR); + decoder->ep_enabled = ep_enabled != 0; + decoder->epmr = LC3PLUS_EPMR_ZERO; + return LC3PLUS_OK; +} + +int lc3plus_dec_get_epok_flags(const LC3PLUS_Dec *decoder) +{ + RETURN_IF(decoder == NULL, 0); + return decoder->error_report >> 11; +} + +#ifndef STRIP_ERROR_PROTECTION_API_FL +#endif /* STRIP_ERROR_PROTECTION_API_FL */ + +#ifndef STRIP_ERROR_PROTECTION_API_FL +#endif /* STRIP_ERROR_PROTECTION_API_FL */ + diff --git a/lib_lc3plus/lc3.h b/lib_lc3plus/lc3.h new file mode 100644 index 0000000000000000000000000000000000000000..fab259e96d15c968413876b3b1797c82b76e91c5 --- /dev/null +++ b/lib_lc3plus/lc3.h @@ -0,0 +1,519 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/*! \file lc3.h + * This header provides the API for LC3plus. + * + * This library is targeting devices with extreme memory limitations, so memory management + * must be handeled by the user. This includes allocating memory for the structs. The structs are persistent + * between function calls. + * + * The amount of memory needed for various configurations can be obtained from the lc3plus_*_get_size + * function. The LC3PLUS_*_MAX_SIZE macro can be used for all configurations. + * + * Depending on the build configuration some functions might not be available. + */ + +#ifndef LC3PLUS_H +#define LC3PLUS_H + +#ifndef _MSC_VER +#include "options.h" +#include "wmc_auto.h" +#include +#else +typedef unsigned char uint8_t; +typedef __int16 int16_t; +typedef __int32 int32_t; +#endif + +/*! Construct version number from major/minor/micro values. */ +#define LC3PLUS_VERSION_INT(major, minor, micro) (((major) << 16) | ((minor) << 8) | (micro)) + +/*! Version number to ensure header and binary are matching. */ +#define LC3PLUS_VERSION LC3PLUS_VERSION_INT(1, 7, 2) + +/*! Maximum number of supported channels. The actual binary might support + * less, use lc3plus_channels_supported() to check. */ +#define LC3PLUS_MAX_CHANNELS 2 + +/*! Maximum number of samples per channel that can be stored in one LC3plus frame. + */ +#define LC3PLUS_MAX_SAMPLES 960 + +/*! Maximum number of bytes of one LC3plus frame. */ +#define LC3PLUS_MAX_BYTES 1250 + +/*! Maximum size needed to store encoder state. */ +#define LC3PLUS_ENC_MAX_SIZE 20392 + +/*! Maximum size needed to store decoder state. */ +#define LC3PLUS_DEC_MAX_SIZE 87528 + +/*! Error codes returned by functions. */ +typedef enum +{ + LC3PLUS_PLC_ADVANCED = 1 /*!< Enhanced concealment method */ +} LC3PLUS_PlcMode; + +/*! Error protection mode. LC3PLUS_EP_ZERO differs to LC3PLUS_EP_OFF in that + * errors can be detected but not corrected. */ +typedef enum +{ + LC3PLUS_EP_OFF = 0, /*!< Error protection is disabled */ + LC3PLUS_EP_ZERO = 1, /*!< Error protection with 0 bit correction */ + LC3PLUS_EP_LOW = 2, /*!< Error protection correcting one symbol per codeword */ + LC3PLUS_EP_MEDIUM = 3, /*!< Error protection correcting two symbols per codeword */ + LC3PLUS_EP_HIGH = 4 /*!< Error protection correcting three symbols per codeword */ +} LC3PLUS_EpMode; + +/*! Error protection mode request. On the encoder sidem, LC3PLUS_EPMR_ZERO to LC3PLUS_EPMR_HIGH + * can be set. The decoder returns mode requests with different confidences. */ +typedef enum +{ + LC3PLUS_EPMR_ZERO = 0, /*!< Request no error correction. High confidence if returned by decoder. */ + LC3PLUS_EPMR_LOW = 1, /*!< Request low error correction. High confidence if returned by decoder. */ + LC3PLUS_EPMR_MEDIUM = 2, /*!< Request medium error correction. High confidence if returned by decoder. */ + LC3PLUS_EPMR_HIGH = 3, /*!< Request high error correction. High confidence if returned by decoder. */ + LC3PLUS_EPMR_ZERO_MC = 4, /*!< No error correction requested, medium confidence. */ + LC3PLUS_EPMR_LOW_MC = 5, /*!< Low error correction requested, medium confidence. */ + LC3PLUS_EPMR_MEDIUM_MC = 6, /*!< Medium error correction requested, medium confidence. */ + LC3PLUS_EPMR_HIGH_MC = 7, /*!< High error correction requested, medium confidence. */ + LC3PLUS_EPMR_ZERO_NC = 8, /*!< No error correction requested, unvalidated. */ + LC3PLUS_EPMR_LOW_NC = 9, /*!< Low error correction requested, unvalidated. */ + LC3PLUS_EPMR_MEDIUM_NC = 10, /*!< Medium error correction requested, unvalidated. */ + LC3PLUS_EPMR_HIGH_NC = 11 /*!< High error correction requested, unvalidated. */ +} LC3PLUS_EpModeRequest; + +/*! Error codes returned by functions. */ +typedef enum +{ + LC3PLUS_OK = 0, /*!< No error occurred */ + LC3PLUS_ERROR = 1, /*!< Function call failed */ + LC3PLUS_DECODE_ERROR = 2, /*!< Frame failed to decode and was concealed */ + LC3PLUS_NULL_ERROR = 3, /*!< Pointer argument is null */ + LC3PLUS_SAMPLERATE_ERROR = 4, /*!< Invalid samplerate value */ + LC3PLUS_CHANNELS_ERROR = 5, /*!< Invalid channels value */ + LC3PLUS_BITRATE_ERROR = 6, /*!< Invalid bitrate value */ + LC3PLUS_NUMBYTES_ERROR = 7, /*!< Invalid num_bytes value */ + LC3PLUS_EPMODE_ERROR = 8, /*!< Invalid plc_method value */ + LC3PLUS_FRAMEMS_ERROR = 9, /*!< Invalid epmode value */ + LC3PLUS_ALIGN_ERROR = 10, /*!< Invalid frame_ms value */ + LC3PLUS_HRMODE_ERROR = 11, /*!< Unaligned pointer */ + LC3PLUS_BITRATE_UNSET_ERROR = 12, /*!< Invalid epmr value */ + LC3PLUS_BITRATE_SET_ERROR = 13, /*!< Invalid usage of hrmode, sampling rate and frame size */ + LC3PLUS_HRMODE_BW_ERROR = 14, /*!< Function called before bitrate has been set */ + LC3PLUS_PLCMODE_ERROR = 15, /*!< Function called after bitrate has been set */ + LC3PLUS_EPMR_ERROR = 16, /*!< Invalid external bad frame index */ + LC3PLUS_PADDING_ERROR = 17, /*!< Incorrect padding value */ + FRAMESIZE_ERROR = 18, /*!< Incorrect frame size during decoding */ + LC3PLUS_LFE_MODE_NOT_SUPPORTED = 19, /*!< LFE support not available */ + + /* START WARNING */ + LC3PLUS_WARNING = 20, + LC3PLUS_BW_WARNING = 21 /*!< Invalid bandwidth cutoff frequency */ + +} LC3PLUS_Error; + +typedef struct LC3PLUS_Enc LC3PLUS_Enc; /*!< Opaque encoder struct. */ +typedef struct LC3PLUS_Dec LC3PLUS_Dec; /*!< Opaque decoder struct. */ + +/*! \addtogroup Misc + * \{ */ + +/*! Test LFE mode support. + * + * Tests the support of the LFE mode. + * + * \return 1 for true, 0 for false. + */ +int32_t lc3_enc_supported_lfe(void); + +/*! Return library version number. It should match LC3PLUS_VERSION. */ +int lc3plus_version(void); + +/*! Tests if the library supports number of channels. + * + * \param[in] channels Number of channels. + * \return 1 for true, 0 for false. + */ +int lc3plus_channels_supported(int channels); + +/*! Tests if the library supports a sampling rate. + * + * \param[in] samplerate Sampling rate + * \return 1 for true, 0 for false + */ +int lc3plus_samplerate_supported(int samplerate); + +/*! \} + * \addtogroup Encoder + * \{ */ + +/*! + * Initialize LC3plus encoder. + * + * This function is used to fill a user-allocated encoder struct. This is typically + * called once for a samplerate / channel configuration. After init and before encoding + * the first frame you must call lc3plus_enc_set_bitrate(). + * + * \param[out] encoder Pointer to allocated encoder memory. It must have a size provided + * by lc3plus_enc_get_size() for matching samplerate / channels + * configuration or LC3PLUS_ENC_MAX_SIZE. + * \param[in] channels Number of channels. + * \param[in] samplerate Input sampling rate. Allowed sampling rates are: + * 8000, 16000, 24000, 32000, 44100, 48000 + * \param[in] hrmode High resolution mode. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_init(LC3PLUS_Enc* encoder, int samplerate, int channels, int hrmode, int32_t lfe_channel_array[]); + +/*! + * Encode LC3plus frame with 16 bit input. + * + * Each call consumes a fixed number of samples. The number of input samples + * can be obtained from lc3plus_enc_get_input_samples(). + * Scratch parameter only works as dummy parameter to align fixed-point and floating-point APIs + * + * \param[in] encoder Encoder handle initialized by lc3plus_enc_init(). + * \param[in] input_samples Input samples. The left channel is stored in input_samples[0], + * the right channel in input_samples[1]. The input is not changed + * by the encoder. + * \param[out] output_bytes Output buffer. It must have a at least lc3plus_enc_get_num_bytes() + * or at most LC3PLUS_MAX_BYTES. + * \param[out] num_bytes Number of bytes written to output_bytes. + * \param scratch See comment above. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc16(LC3PLUS_Enc* encoder, int16_t** input_samples, void* output_bytes, int* num_bytes +, void *scratch +); + +/*! Encode LC3plus frame with 24 bit input. + * + * The input samples are expected to be 24-bit values, sign-extended to 32-bit. + * See lc3plus_enc16() for parameter documentation. + */ +LC3PLUS_Error lc3plus_enc24(LC3PLUS_Enc* encoder, int32_t** input_samples, void* output_bytes, int* num_bytes +, void *scratch +); + +/*! + * Internal function. Use lc3plus_enc16() or lc3plus_enc24() for encoding. + */ + +LC3PLUS_Error lc3plus_enc_fl(LC3PLUS_Enc* encoder, void** input_samples, int bitdepth, void* output_bytes, int* num_bytes); + +/*! Get the size of the LC3plus encoder struct for a samplerate / channel + * configuration. If memory is not restricted LC3PLUS_ENC_MAX_SIZE can be used for + * all configurations. + * + * \param[in] samplerate Sampling rate. + * \param[in] channels Number of channels. + * \return Size in bytes or 0 on error. + */ +int lc3plus_enc_get_size(int samplerate, int channels); + +/*! Dummy function as no scratch management available in floating-point code. Returns always zero. Used to align fixed-point and floating-point APIs. + * + * \param[in] encoder Encoder handle. + * \return Size in bytes or 0 on error. + */ +int lc3plus_enc_get_scratch_size(const LC3PLUS_Enc *encoder); + +/*! Get number of samples per channel expected by lc3plus_enc16() or lc3plus_enc24(). + * + * \param[in] encoder Encoder handle. + * \return Number of samples or 0 on error. + */ +int lc3plus_enc_get_input_samples(const LC3PLUS_Enc* encoder); + +/*! Get real internal bitrate of the encoder. It might differ from the requested + * bitrate due to 44.1 kHz input. + * + * \param[in] encoder Encoder handle. + * \return Bitrate in bits per second or 0 on error. + */ +int lc3plus_enc_get_real_bitrate(const LC3PLUS_Enc* encoder); + +/*! Get the maximum number of bytes produced by lc3plus_enc16() or lc3plus_enc24() for the current + * bitrate. It should be equal to the num_bytes output of lc3plus_enc16/24(). + * + * \param[in] encoder Encoder handle. + * \return Size in bytes or 0 on error. + */ +int lc3plus_enc_get_num_bytes(const LC3PLUS_Enc *encoder); + +/*! Set encoder bitrate for all channels. + * This function must be called at least once before encoding the first frame, but + * after other configuration functions such as lc3plus_enc_set_frame_ms(). + * + * Recommended bitrates for input sampling rates with 10 ms framing: + * kHz | kbps + * --------|----- + * 8 | 24 + * 16 | 32 + * 24 | 48 + * 32 | 64 + * 44.1/48 | 80(voice) 128(music) + * 96 | 128 + * + * \param[in] encoder Encoder handle. + * \param[in] bitrate Bitrate in bits per second. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_bitrate(LC3PLUS_Enc* encoder, int bitrate); + +/*! Get the encoder delay in number of samples. + * + * \param[in] encoder Encoder handle. + * \return Encoder in samples or 0 on error. + */ +int lc3plus_enc_get_delay(const LC3PLUS_Enc *encoder); + +/*! Set the frame length for LC3plus decoder in deci milliseconds. + * Not all lengths may be enabled, in that case LC3PLUS_FRAMEMS_ERROR is returned. + * This only works correcly if the encoder was configured with the same vale. + * + * \param[in] decoder Decoder handle. + * \param[in] frame_ms Frame length in ms. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_frame_dms(LC3PLUS_Enc *encoder, int frame_ms); + + +/*! Set encoder Low-frequency effect moded. deactivates LTPF, TNS, NF + * + * \param[in] encoder Encoder handle. + * \param[in] lfe LFE mode flag + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_lfe(LC3PLUS_Enc* encoder, int lfe); + +/*! Free memory allocated within LC3plus encoder struct. + * + * \param[in] encoder Encoder handle. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_free_memory(LC3PLUS_Enc* encoder); + +/*! Set encoder bandwidth to a different value. All frequency bins above the cutoff + * frequency are cut off. Allowed frequencies are: 4 kHz, 8 kHz, 12 kHz, 16 kHz and 24 kHz. + * + * \param[in] encoder Encoder handle. + * \param[in] bandwidth Cutoff Frequency in Hz + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_bandwidth(LC3PLUS_Enc *encoder, int bandwidth); + +/*! Internal function called by lc3plus_enc_free_memory. + * + * \param[in] encoder Encoder handle. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_free_encoder_structs(LC3PLUS_Enc* encoder); + +/*! Sets error protection mode request transmitted in each channel encoded frame. + * The channel coder includes an error protection mode request (EPMR) in every frame. + * The EPMR takes value 0, 1, 2, and 3 which request ep modes 1, 2, 3, and 4 from the + * decoding device. The EPMR can be retrieved from the channel decoder via the interface + * routine lc3plus_dec_get_ep_mode_request(). + * + * \param[in] encoder Encoder handle. + * \param[in] epmr Error Protection Mode Request + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_ep_mode_request(LC3PLUS_Enc *encoder, LC3PLUS_EpModeRequest epmr); + +/*! Set error protection mode. The default is LC3PLUS_EP_OFF. It is possible to switch between + * different modees during encoding. Dynamic switching is only allowed between LC3PLUS_EP_ZERO, + * LC3PLUS_EP_LOW, LC3_EP_MEDIUM, and LC3PLUS_EP_HIGH. The the decoder must be notified with + * lc3plus_dec_set_ep_enabled() to expect protected data if epmode is other than LC3PLUS_EP_OFF. + * + * \param[in] encoder Encoder handle. + * \param[in] epmode Error protection mode. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_enc_set_ep_mode(LC3PLUS_Enc *encoder, LC3PLUS_EpMode epmode); + +/*! \} + * \addtogroup Decoder + * \{ */ + +/*! + * Initialize LC3plus decoder. + * + * This function is used to fill a user-allocated decoder struct. This is + * typically called once for a samplerate / channel configuration. + * + * The samplerate and channel arguments must have the same values that were + * used for encoding. LC3plus does not provide a signalling scheme, transporting + * these values is the responsibility of the application. + * + * \param[out] decoder Pointer to decoder memory. It must have as size + * of least lc3plus_dec_get_size() or at most LC3PLUS_DEC_MAX_SIZE. + * \param[in] samplerate Bitstream sampling rate. \param[in] channels Bitstream + * number of channels. + * + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_dec_init(LC3PLUS_Dec* decoder, int samplerate, int channels, LC3PLUS_PlcMode plc_mode, int hrmode); + + + +/*! + * Decode compressed LC3plus frame to 16 bit PCM output. + * + * Each call decodes a fixed number of samples. Use lc3plus_dec_get_output_samples() to obtain this + * number. When the input is corrupted and can not be decoded, LC3PLUS_DECODE_ERROR is returned and + * packet loss concealment is applied, so the output is still usable. + * If error protection is enabled and the errors can be corrected the frame is corrected and + * normally decoded. Use lc3plus_dec_get_error_report() to check if errors were corrected. + * + * \param[in] decoder Decoder initialized by lc3plus_dec_init(). + * \param[in] input_bytes Input bytes. If error protection is enabled the input bytes can be + * altered when error correction is applied. This is why this buffer + * must be writable. + * \param[in] num_bytes Number of valid bytes in input_bytes. To signal a lost frame and + * generate concealment output this value must be set to 0. + * \param[out] output_samples Array of pointers to output channel buffers. Each channel buffer + * should provide enough space to hold at most LC3PLUS_MAX_SAMPLES. The + * left channel is stored in output_samples[0], the right channel in + * output_samples[1]. + * \param scratch Scratch parameter only works as dummy parameter to align fixed-point and floating-point APIs + * \return Returns LC3PLUS_OK on success or appropriate error code. Note there is + * a special case for LC3PLUS_DECODE_ERROR where the output is still valid. + */ +LC3PLUS_Error lc3plus_dec16(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, int16_t** output_samples, + void* scratch, + int bfi_ext); + +/*! Decode compressed LC3plus frame to 24 bit PCM output. + * + * The output samples are 24-bit values, sign-extended to 32-bit. + * See lc3plus_dec16() for parameter documentation. + */ +LC3PLUS_Error lc3plus_dec24(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, int32_t** output_samples, + void* scratch, + int bfi_ext); + +/* Internal function */ + LC3PLUS_Error lc3plus_dec_fl(LC3PLUS_Dec* decoder, void* input_bytes, int num_bytes, void** output_samples, int bps, int bfi_ext); + +/*! Get the size of the LC3plus decoder struct for a samplerate / channel + * configuration. If memory is not restricted LC3PLUS_DEC_MAX_SIZE can be used for + * all configurations. + * + * \param[in] channels Number of channels. + * \param[in] samplerate Sampling rate. + * \return Size in bytes or 0 on error. + */ +int lc3plus_dec_get_size(int samplerate, int channels); + +/*! Dummy function as no scratch management available in floating-point code. Returns always zero. Used to align fixed-point and floating-point APIs. + * + * \param[in] decoder Decoder handle. + * \return Size in bytes or 0 on error. + */ +int lc3plus_dec_get_scratch_size(const LC3PLUS_Dec *decoder); + +/*! Get the number of samples per channel produced by lc3plus_dec16() or lc3plus_dec24. + * + * \param[in] decoder Decoder handle. + * \return Number of samples or 0 on error. + */ +int lc3plus_dec_get_output_samples(const LC3PLUS_Dec* decoder); + +/*! Get the decoder delay in number of samples. + * + * \param[in] decoder Decoder handle. + * \return Delay in samples or 0 on error. + */ +int lc3plus_dec_get_delay(const LC3PLUS_Dec* decoder); + +/*! Set the frame length for LC3plus encoder in deci milliseconds. + * Not all lengths may be enabled, in that case LC3PLUS_FRAMEMS_ERROR is returned. + * This function must be called before lc3plus_enc_set_bitrate(). The decoder must be + * configured with lc3plus_dec_set_frame_dms() with the same value. + * + * \param[in] encoder Encoder handle. + * \param[in] frame_ms Frame length in ms. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_dec_set_frame_dms(LC3PLUS_Dec *decoder, int frame_ms); + + +/*! Free memory allocated within LC3plus decoder struct. + * + * \param[in] decoder Decoder handle. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_dec_free_memory(LC3PLUS_Dec* decoder); + +/*! Internal function called by lc3plus_dec_free_memory. + * + * \param[in] decoder Decoder handle. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_free_decoder_structs(LC3PLUS_Dec* decoder); + +/*! Enable or disable error protection. Default value is 0 (disabled). If error protection is + * enabled, the decoder expects that the frames were encoded with error protection mode + * LC3PLUS_EP_ZERO or higher. + * + * \param[in] decoder Decoder handle. + * \param[in] ep_enabled 1 (or any nonzero) for true, 0 for false. + * \return LC3PLUS_OK on success or appropriate error code. + */ +LC3PLUS_Error lc3plus_dec_set_ep_enabled(LC3PLUS_Dec *decoder, int ep_enabled); + +/*! Retrieves the error protection mode reqeust from channel decoder. + * + * The return value encodes both the error protection mode request (EPMR) + * and the confidence of the method by which it was retrieved. + * + * The requested error protection mode is (epmr % 4) + 1, where epmr is the + * function's return value. The confidence is specified as follows. + * + * Confidence | Range + * -----------|------------- + * high | 0 <= epmr < 4 + * medium | 4 <= epmr < 8 + * no | 8 <= epmr < 12 + * + * When receiving stereo content of separately channel encoded audio frames the + * return value is the minimum of two values retrieved from the individual channels. + * + * \param[in] decoder Decoder handle. + * \return Error protection mode reqeust. + */ +LC3PLUS_EpModeRequest lc3plus_dec_get_ep_mode_request(const LC3PLUS_Dec *decoder); + +/*! Get the number of corrected bit errors in the last decoded frame. This only works if + * error protection is active. If the number of errors is greater than the current error + * protection mode can correct, -1 is returned. If the last frame had no errors or the + * decoder handle is NULL, 0 is returned, + * + * \param[in] decoder Decoder handle. + * \return Number of corrected bits or -1. See description for details. + */ +int lc3plus_dec_get_error_report(const LC3PLUS_Dec *decoder); +/*! This function returns an set of flags indicating whether the last frame + * would have been channel decodable in epmode m, m ranging from 1 to 4. Note that + * this information is not available in case the last frame was not channel + * decodable in which case the return value is 0. If the last frame would have + * been decodable in epmode m, m-1th of the return value will be 1. + * Otherwise, if the frame would not have been decodable or if this information + * cannot be retrieved, the m-1th bit of the return value will be 0. + */ +int lc3plus_dec_get_epok_flags(const LC3PLUS_Dec *decoder); + +/*! \} */ +#endif /* LC3plus */ diff --git a/lib_lc3plus/lc3plus_fft.c b/lib_lc3plus/lc3plus_fft.c new file mode 100644 index 0000000000000000000000000000000000000000..c7911b92dd5a2b82bc9e69b4499c8fb6da7da883 --- /dev/null +++ b/lib_lc3plus/lc3plus_fft.c @@ -0,0 +1,101 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" +#include "fft/iis_fft.c" +#include "fft/iisfft.c" +#include "fft/cfft.c" + +void fft_init(Fft* fft, int length) +{ + HANDLE_IIS_FFT handle = NULL; + IIS_FFT_ERROR error = 0; + assert(length % 2 == 0); + + fft->length = length; + + error = LC3_IIS_CFFT_Create(&handle, length, IIS_FFT_FWD); + + assert(error == IIS_FFT_NO_ERROR); + fft->handle = handle; +} + +void fft_free(Fft* fft) +{ + IIS_FFT_ERROR error = 0; + + if (fft) { + error = LC3_IIS_CFFT_Destroy((HANDLE_IIS_FFT *) &fft->handle); + + assert(error == IIS_FFT_NO_ERROR); + memset(fft, 0, sizeof(*fft)); + } +} + +void real_fft_free(Fft* fft) +{ + IIS_FFT_ERROR error = 0; + + if (fft) { + error = LC3_IIS_RFFT_Destroy((HANDLE_IIS_FFT *) &fft->handle); + + assert(error == IIS_FFT_NO_ERROR); + memset(fft, 0, sizeof(*fft)); + } +} + +void real_fft_init(Fft* fft, LC3_INT32 length, HANDLE_IIS_FFT *handle) +{ + IIS_FFT_ERROR error = IIS_FFT_NO_ERROR; + assert(length % 4 == 0); /* due to current limitation of core complex FFTs*/ + + fft->length = length; + + error = LC3_IIS_RFFT_Create(handle, length, IIS_FFT_FWD); + assert(error == IIS_FFT_NO_ERROR); + fft->handle = *handle; +} + + +void real_ifft_init(Fft* fft, LC3_INT32 length, HANDLE_IIS_FFT *handle) +{ + IIS_FFT_ERROR error = IIS_FFT_NO_ERROR; + assert(length % 4 == 0); /* due to current limitation of core complex FFTs*/ + + fft->length = length; + + error = LC3_IIS_RFFT_Create(handle, length, IIS_FFT_BWD); + + assert(error == IIS_FFT_NO_ERROR); + fft->handle = *handle; +} + +void fft_apply(Fft* fft, const Complex* input, Complex* output) +{ + IIS_FFT_ERROR error = 0; + error = LC3_IIS_FFT_Apply_CFFT(fft->handle, input, output); + + assert(error == IIS_FFT_NO_ERROR); +} + + +void real_fft_apply(Fft* fft, const LC3_FLOAT* input, LC3_FLOAT* output) +{ + IIS_FFT_ERROR error = IIS_FFT_NO_ERROR; + + UNUSED(error); + + error = LC3_IIS_FFT_Apply_RFFT(fft->handle, input, output); + + assert(error == IIS_FFT_NO_ERROR); +} + diff --git a/lib_lc3plus/license.h b/lib_lc3plus/license.h new file mode 100644 index 0000000000000000000000000000000000000000..077df126eafb26248c86497e270f6a454c51e04d --- /dev/null +++ b/lib_lc3plus/license.h @@ -0,0 +1,24 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" + +static const char *const LICENSE = + "*******************************************************************************\n" + "* ETSI TS 103 634 V1.4.3 *\n" + "* Low Complexity Communication Codec Plus (LC3plus) *\n" + "* Floating Point Software V%i.%i.%iETSI, " __DATE__ " *\n" + "* Copyright licence is solely granted through ETSI Intellectual Property *\n" + "* Rights Policy, 3rd April 2019. No patent licence is granted by implication, *\n" + "* estoppel or otherwise. *\n" + "*******************************************************************************\n" + "\n"; diff --git a/lib_lc3plus/ltpf_coder.c b/lib_lc3plus/ltpf_coder.c new file mode 100644 index 0000000000000000000000000000000000000000..81a491ab93ac2fbc9621a89984ce4ccdbafccd8d --- /dev/null +++ b/lib_lc3plus/ltpf_coder.c @@ -0,0 +1,268 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static LC3_INT searchMaxIndice(LC3_FLOAT* in, LC3_INT len); + +LC3_INT searchMaxIndice(LC3_FLOAT* in, LC3_INT len) +{ + LC3_INT max_i = 0, i; + LC3_FLOAT max = 0; + + if (len <= 0) { + return -128; + } + + for (i = 0; i < len; i++) { + if (in[i] > max) { + max = in[i]; + max_i = i; + } + } + + return max_i; +} + +void process_ltpf_coder_fl(LC3_FLOAT* xin, LC3_INT xLen, LC3_INT ltpf_enable, LC3_INT pitch_ol, LC3_FLOAT pitch_ol_norm_corr, LC3_INT frame_dms, + LC3_FLOAT* mem_old_x, LC3_INT memLen, LC3_FLOAT* mem_norm_corr_past, LC3_INT* mem_on, LC3_FLOAT* mem_pitch, + LC3_INT* param, LC3_FLOAT* mem_norm_corr_past_past, LC3_INT* bits +#ifdef CR9_K_REDUCE_NORM_CORR_TH + , LC3_INT16 hrmode +#endif +) +{ + LC3_FLOAT buffer[LTPF_MEMIN_LEN + LEN_12K8 + 1 + (LEN_12K8 >> 2)], sum = 0, cor_up[(MAX_PITCH_12K8 - MIN_PITCH_12K8) / 2] = {0}, *x; + LC3_INT i, j, n, step, N, ltpf_active, pitch_search_delta, + pitch_search_upsamp = 0, pitch_search_L_interpol1 = 0, + t0_min = 0, t0_max = 0, t_min = 0, t_max = 0, temp2 = 0, t1 = 0, pitch_int = 0, pitch_fr = 0, midpoint = 0, + delta_up = 0, delta_down = 0, pitch_index = 0, gain = 0, acflen = 0; + LC3_FLOAT cor_tmp, cor_int_tmp, norm_corr = 0, cor[MAX_LEN_NR], cor_int[MAX_LEN_NR], sum1 = 0, sum2 = 0, sum3 = 0; + LC3_FLOAT pitch = 0; + +#ifdef CR9_K_REDUCE_NORM_CORR_TH + LC3_FLOAT normCorrTh = 0.0f; + if (hrmode) { + normCorrTh = 0.4; + } else { + normCorrTh = 0.6; + } +#endif + + /* Signal Buffer */ + N = xLen - 1; + x = &buffer[memLen]; + + move_float(buffer, mem_old_x, memLen); + move_float(x, xin, xLen); + move_float(mem_old_x, &buffer[N], xLen + memLen - N); + + ltpf_active = 0; + norm_corr = 0; + + pitch_search_delta = 4; + pitch_search_upsamp = 4; + pitch_search_L_interpol1 = 4; + +#ifdef CR9_K_REDUCE_NORM_CORR_TH + if (pitch_ol_norm_corr > normCorrTh) +#else + if (pitch_ol_norm_corr > 0.6) +#endif + { + /* Search Bounds */ + t0_min = pitch_ol - pitch_search_delta; + t0_max = pitch_ol + pitch_search_delta; + t0_min = MAX(t0_min, MIN_PITCH_12K8); + t0_max = MIN(t0_max, MAX_PITCH_12K8); + acflen = N; + + if (frame_dms == 25) + { + acflen = 2 * N; + x = x - N; + } + + /* Cross-Correlation Bounds */ + t_min = t0_min - pitch_search_L_interpol1; + t_max = t0_max + pitch_search_L_interpol1; + + /* Compute norm */ + sum1 = sum2 = 0; + for (j = 0; j < acflen; j++) { + sum1 += x[j] * x[j]; + sum2 += x[j - t_min] * x[j - t_min]; + } + + /* Do first iteration outside of loop */ + sum = mac_loop(x, &x[-t_min], acflen); + + sum3 = LC3_SQRT(sum1 * sum2) + 1.00e-05; + norm_corr = sum / sum3; + + norm_corr = MAX(0, norm_corr); + cor[0] = norm_corr; + + /* Compute Cross-Correlation */ + for (i = t_min + 1; i <= t_max; i++) { + sum = mac_loop(x, &x[-i], acflen); + + sum2 = sum2 + x[-i]*x[-i] + - x[acflen - 1 - ( i - 1 )]*x[acflen - 1 - ( i - 1 )]; + + sum3 = LC3_SQRT(sum1 * sum2) + 1.00e-05; + norm_corr = sum / sum3; + + norm_corr = MAX(0, norm_corr); + cor[i - t_min] = norm_corr; + + } + + /* Find Integer Pitch-Lag */ + temp2 = searchMaxIndice(&cor[pitch_search_L_interpol1], t_max - t_min - pitch_search_L_interpol1 - pitch_search_L_interpol1 + 1); + + t1 = temp2 + t0_min; + assert(t1 >= t0_min && t1 <= t0_max); + + /* Find Fractional Pitch-Lag */ + if (t1 >= RES2_PITCH_12K8) { + pitch_int = t1; + pitch_fr = 0; + } else { + j = 0; + + for (i = 0; i < pitch_search_upsamp * (t_max - t_min) + 1; i = i + pitch_search_upsamp) { + cor_up[i] = cor[j]; + j++; + } + + for (i = 0; i < pitch_search_upsamp * (t0_max - t0_min + 1); i++) { + sum = mac_loop(&cor_up[i], (const LC3_FLOAT *)inter4_1, 32); + + cor_int[i] = sum; + } + + if (t1 >= RES4_PITCH_12K8) { + step = 2; + } else { + step = 1; + } + + midpoint = pitch_search_upsamp * (t1 - t0_min) + 1; + delta_up = pitch_search_upsamp - step; + + if (t1 == t0_min) { + delta_down = 0; + } else { + delta_down = pitch_search_upsamp - step; + } + + j = 0; + for (i = midpoint - delta_down - 1; i <= midpoint + delta_up; i = i + step) { + cor[j] = cor_int[i]; + j++; + } + + + temp2 = searchMaxIndice(cor, ((midpoint + delta_up) - (midpoint - delta_down)) / step + 1); + pitch_fr = temp2 * step - delta_down; + + if (pitch_fr >= 0) { + pitch_int = t1; + } else { + pitch_int = t1 - 1; + pitch_fr = pitch_search_upsamp + pitch_fr; + } + } + + assert((pitch_int <= MAX_PITCH_12K8 && pitch_int >= RES2_PITCH_12K8 && pitch_fr == 0) || + (pitch_int < RES2_PITCH_12K8 && pitch_int >= RES4_PITCH_12K8 && (pitch_fr == 0 || pitch_fr == 2)) || + (pitch_int < RES4_PITCH_12K8 && pitch_int >= MIN_PITCH_12K8 && + (pitch_fr == 0 || pitch_fr == 1 || pitch_fr == 2 || pitch_fr == 3))); + + if (pitch_int < RES4_PITCH_12K8) { + pitch_index = pitch_int * 4 + pitch_fr - (MIN_PITCH_12K8 * 4); + } else if (pitch_int < RES2_PITCH_12K8) { + pitch_index = pitch_int * 2 + floor(pitch_fr / 2) - (RES4_PITCH_12K8 * 2) + ((RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4); + } else { + pitch_index = pitch_int - RES2_PITCH_12K8 + ((RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4) + ((RES2_PITCH_12K8 - RES4_PITCH_12K8) * 2); + } + + assert(pitch_index >= 0 && pitch_index < 512); + pitch = (LC3_FLOAT) pitch_int + (LC3_FLOAT) pitch_fr / 4.0; + + + /* Normalized Correlation */ + sum1 = sum2 = sum3 = 0; + for (n = 0; n < acflen; n++) + { + cor_tmp = x[n + 1] * enc_inter_filter[0][0] + + x[n] * enc_inter_filter[0][1] + + x[n - 1] * enc_inter_filter[0][2]; + + cor_int_tmp = x[n - pitch_int + 1] * enc_inter_filter[pitch_fr][0] + + x[n - pitch_int] * enc_inter_filter[pitch_fr][1] + + x[n - pitch_int - 1] * enc_inter_filter[pitch_fr][2] + + x[n - pitch_int - 2] * enc_inter_filter[pitch_fr][3]; + + sum1 += cor_tmp * cor_int_tmp; + sum2 += cor_tmp * cor_tmp; + sum3 += cor_int_tmp * cor_int_tmp; + } + + sum2 = LC3_SQRT(sum2 * sum3) + 1.00e-05; + norm_corr = sum1 / sum2; + + assert(norm_corr >= -1.00001 && norm_corr <= 1.00001); + norm_corr = MIN(1, MAX(-1, norm_corr)); + if (norm_corr < 0) { + norm_corr = 0; + } + + if (ltpf_enable == 1) { + /* Decision if ltpf active */ + if ((*mem_on == 0 && (frame_dms == 100 || *mem_norm_corr_past_past > 0.94) && *mem_norm_corr_past > 0.94 && + norm_corr > 0.94) || + (*mem_on == 1 && norm_corr > 0.9) || + (*mem_on == 1 && LC3_FABS(pitch - *mem_pitch) < 2 && (norm_corr - *mem_norm_corr_past) > -0.1 && + norm_corr > 0.84)) { + ltpf_active = 1; + } + } + + gain = 4; + + } else { + gain = 0; + norm_corr = pitch_ol_norm_corr; + pitch = 0; + } + + if (gain > 0) { + param[0] = 1; + param[1] = ltpf_active; + param[2] = pitch_index; + *bits = 11; + } else { + zero_int(param, 3); + + *bits = 1; + } + + if (frame_dms < 100) { + *mem_norm_corr_past_past = *mem_norm_corr_past; + } + + *mem_norm_corr_past = norm_corr; + *mem_on = ltpf_active; + *mem_pitch = pitch; +} diff --git a/lib_lc3plus/ltpf_decoder.c b/lib_lc3plus/ltpf_decoder.c new file mode 100644 index 0000000000000000000000000000000000000000..d51c7ffe3c70928dc74212628343c968d26ccef0 --- /dev/null +++ b/lib_lc3plus/ltpf_decoder.c @@ -0,0 +1,498 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void process_ltpf_decoder_fl(LC3_FLOAT* x, LC3_INT xLen, LC3_FLOAT* y, LC3_INT fs, LC3_FLOAT* mem_old_x, LC3_FLOAT* mem_old_y, + LC3_INT* mem_pitch_int, LC3_INT* mem_pitch_fr, LC3_FLOAT* mem_gain, LC3_INT* mem_beta_idx, LC3_INT bfi, + LC3_INT* param, LC3_INT* mem_param, LC3_INT conf_beta_idx, LC3_FLOAT conf_beta, LC3_INT concealMethod, + LC3_FLOAT damping + , LC3_INT *mem_ltpf_active +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + , LC3_FLOAT *rel_pitch_change, LC3_INT hrmode, LC3_INT frame_dms +#endif +) +{ + LC3_INT i, j, n, N, L_past_x, N4, N34, + pitch_int, pitch_fr, p1, p2, L_past_y, inter_len, tilt_len = 0, + tilt_len_r, inter_len_r, old_x_len, old_y_len; + + LC3_FLOAT conf_alpha, gain, a1[12], a2[12], b1[11], b2[11], + buf_x[4 * MAX_LEN], buf_y[4 * MAX_LEN], buf_z[4 * MAX_LEN], pitch, sum1, sum2; +#ifdef CR9_LTPF_REWRITE + LC3_FLOAT *p_x, *p_y, *p_y2, *p_x_init, *p_y_init, *p_a1, *p_b1, *p_a2, *p_b2, fade_fac, current_fade_fac_up, current_fade_fac_down; +#endif +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + LC3_FLOAT pitch_fl_c_old, pitch_delta; +#endif + const LC3_FLOAT *inter_filter[4], *tilt_filter[4]; + +#ifdef WMOPS + push_wmops("process_ltpf_decoder_fl"); +#endif +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + pitch_fl_c_old = (LC3_FLOAT) *mem_pitch_int + (LC3_FLOAT)*mem_pitch_fr / 4.0; +#endif + conf_alpha = 0.85; + + if (bfi != 1) { + /* Decode pitch */ + if (param[0] == 1) { + if (param[2] < (RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4) { + pitch_int = MIN_PITCH_12K8 + floor(param[2] / 4); + pitch_fr = param[2] - ((pitch_int - MIN_PITCH_12K8) * 4); + } else if (param[2] < ((RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4) + ((RES2_PITCH_12K8 - RES4_PITCH_12K8) * 2)) { + param[2] = param[2] - ((RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4); + pitch_int = RES4_PITCH_12K8 + floor(param[2] / 2); + pitch_fr = param[2] - ((pitch_int - RES4_PITCH_12K8) * 2); + pitch_fr = pitch_fr * 2; + } else { + pitch_int = + param[2] + (RES2_PITCH_12K8 - ((RES4_PITCH_12K8 - MIN_PITCH_12K8) * 4) - ((RES2_PITCH_12K8 - RES4_PITCH_12K8) * 2)); + pitch_fr = 0; + } + + pitch = ((LC3_FLOAT)pitch_int + (LC3_FLOAT)pitch_fr / 4.0) * (LC3_FLOAT)fs / 12800.0; + pitch = round(pitch * 4.0) / 4.0; + pitch_int = floor(pitch); + pitch_fr = (LC3_INT)((pitch - (LC3_FLOAT)pitch_int) * 4.0); + } else { + pitch_int = 0; + pitch_fr = 0; + } + + /* Decode gain */ + if (conf_beta_idx < 0) { + param[1] = 0; + } + + if (param[1] == 1) { + gain = conf_beta; + } else { + gain = 0; + } + } + else if (concealMethod > 0) { + if (conf_beta_idx < 0) { + if (mem_param[1] && *mem_beta_idx >= 0) + { + conf_beta_idx = *mem_beta_idx; + } + } + + memmove(param, mem_param, sizeof(LC3_INT32) * 3); + if (concealMethod == 2) + { + /* cause the ltpf to "fade_out" and only filter during initial 2.5 ms and then its buffer during 7.5 ms */ + assert(bfi == 1); + param[1] = 0; /* ltpf_active = 0 */ + } + + pitch_int = *mem_pitch_int; + pitch_fr = *mem_pitch_fr; + gain = (LC3_FLOAT) *mem_gain * damping; + } + + if ((conf_beta <= 0) && (*mem_ltpf_active == 0)) + { + if (fs == 8000 || fs == 16000) { + tilt_len = 4 - 2; + } + else if (fs == 24000) { + tilt_len = 6 - 2; + } + else if (fs == 32000) { + tilt_len = 8 - 2; + } + else if (fs == 44100 || fs == 48000) { + tilt_len = 12 - 2; + } + + N = xLen; + old_x_len = tilt_len; + inter_len = MAX(fs, 16000) / 8000; + old_y_len = ceilf((LC3_FLOAT)228.0 * fs / 12800.0) + inter_len; /* 228.0 needed to make use of ceil */ + + move_float(mem_old_y, &mem_old_y[N], (old_y_len - N)); + move_float(&mem_old_y[old_y_len - N], x, N); + move_float(mem_old_x, &x[N - old_x_len], old_x_len); + + *mem_ltpf_active = 0; + } + else + { + inter_len_r = 0; tilt_len_r = 0; + if (fs == 8000 || fs == 16000) { + inter_filter[0] = conf_inter_filter_16[0]; + inter_filter[1] = conf_inter_filter_16[1]; + inter_filter[2] = conf_inter_filter_16[2]; + inter_filter[3] = conf_inter_filter_16[3]; + inter_len_r = 4; + + tilt_filter[0] = conf_tilt_filter_16[0]; + tilt_filter[1] = conf_tilt_filter_16[1]; + tilt_filter[2] = conf_tilt_filter_16[2]; + tilt_filter[3] = conf_tilt_filter_16[3]; + tilt_len = 4 - 2; + tilt_len_r = 3; + } else if (fs == 24000) { + inter_filter[0] = conf_inter_filter_24[0]; + inter_filter[1] = conf_inter_filter_24[1]; + inter_filter[2] = conf_inter_filter_24[2]; + inter_filter[3] = conf_inter_filter_24[3]; + inter_len_r = 6; + + tilt_filter[0] = conf_tilt_filter_24[0]; + tilt_filter[1] = conf_tilt_filter_24[1]; + tilt_filter[2] = conf_tilt_filter_24[2]; + tilt_filter[3] = conf_tilt_filter_24[3]; + tilt_len = 6 - 2; + tilt_len_r = 5; + } else if (fs == 32000) { + inter_filter[0] = conf_inter_filter_32[0]; + inter_filter[1] = conf_inter_filter_32[1]; + inter_filter[2] = conf_inter_filter_32[2]; + inter_filter[3] = conf_inter_filter_32[3]; + inter_len_r = 8; + + tilt_filter[0] = conf_tilt_filter_32[0]; + tilt_filter[1] = conf_tilt_filter_32[1]; + tilt_filter[2] = conf_tilt_filter_32[2]; + tilt_filter[3] = conf_tilt_filter_32[3]; + tilt_len = 8 - 2; + tilt_len_r = 7; + } else if (fs == 44100 || fs == 48000) { + inter_filter[0] = conf_inter_filter_48[0]; + inter_filter[1] = conf_inter_filter_48[1]; + inter_filter[2] = conf_inter_filter_48[2]; + inter_filter[3] = conf_inter_filter_48[3]; + inter_len_r = 12; + + tilt_filter[0] = conf_tilt_filter_48[0]; + tilt_filter[1] = conf_tilt_filter_48[1]; + tilt_filter[2] = conf_tilt_filter_48[2]; + tilt_filter[3] = conf_tilt_filter_48[3]; + tilt_len = 12 - 2; + tilt_len_r = 11; + } + + inter_len = MAX(fs, 16000) / 8000; + + /* Init buffers */ + N = xLen; + old_x_len = tilt_len; + old_y_len = ceilf(228.0 * fs / 12800.0) + inter_len; + L_past_x = old_x_len; + move_float(buf_x, mem_old_x, old_x_len); + move_float(&buf_x[old_x_len], x, xLen); + L_past_y = old_y_len; + move_float(buf_y, mem_old_y, old_y_len); + zero_float(&buf_y[old_y_len], xLen); + + N4 = fs * 0.0025; + N34 = N - N4; + + /* Init filter parameters */ + if (mem_param[1] == 1) { + for (i = 0; i < inter_len_r; i++) { + a1[i] = *mem_gain * inter_filter[*mem_pitch_fr][i]; + } + + for (i = 0; i < tilt_len_r; i++) { + b1[i] = conf_alpha * (*mem_gain) * tilt_filter[*mem_beta_idx][i]; + } + + p1 = *mem_pitch_int; + } + + if (param[1] == 1) { + for (i = 0; i < tilt_len_r; i++) { + b2[i] = conf_alpha * gain * tilt_filter[conf_beta_idx][i]; + } + + for (i = 0; i < inter_len_r; i++) { + a2[i] = gain * inter_filter[pitch_fr][i]; + } + + p2 = pitch_int; + } + + /* First quarter of the current frame: cross-fading */ +#ifdef CR9_LTPF_REWRITE + fade_fac = 1. / (LC3_FLOAT) N4; + current_fade_fac_up = 0.f; + current_fade_fac_down = 1.f; + (void) p_x; (void) p_y; (void) p_a1; (void) p_b1; +#endif + + if (mem_param[1] == 0 && param[1] == 0) { + memmove(&buf_y[L_past_y], &buf_x[L_past_x], sizeof(LC3_FLOAT) * N4); + + } else if (mem_param[1] == 1 && param[1] == 0) { + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_x + n; i >= L_past_x + n - tilt_len; i--) { + sum1 += b1[j] * buf_x[i]; + j++; + } + + j = 0; + for (i = L_past_y + n - p1 + inter_len - 1; i >= L_past_y + n - p1 - inter_len; i--) { + sum2 += a1[j] * buf_y[i]; + j++; + } + +#ifdef CR9_LTPF_REWRITE + buf_y[L_past_y + n] = buf_x[L_past_x + n] - current_fade_fac_down * sum1 + + current_fade_fac_down * sum2; + current_fade_fac_down -= fade_fac; +#else + buf_y[L_past_y + n] = buf_x[L_past_x + n] - (((LC3_FLOAT)N4 - (LC3_FLOAT)n) / (LC3_FLOAT)N4) * sum1 + + (((LC3_FLOAT)N4 - (LC3_FLOAT)n) / (LC3_FLOAT)N4) * sum2; +#endif + } + + } else if (mem_param[1] == 0 && param[1] == 1) { + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_x + n; i >= L_past_x + n - tilt_len; i--) { + sum1 += b2[j] * buf_x[i]; + j++; + } + + j = 0; + for (i = L_past_y + n - p2 + inter_len - 1; i >= L_past_y + n - p2 - inter_len; i--) { + sum2 += a2[j] * buf_y[i]; + j++; + } + +#ifdef CR9_LTPF_REWRITE + buf_y[L_past_y + n] = buf_x[L_past_x + n] - current_fade_fac_up * sum1 + current_fade_fac_up * sum2; + current_fade_fac_up += fade_fac; +#else + buf_y[L_past_y + n] = buf_x[L_past_x + n] - ((LC3_FLOAT)n / (LC3_FLOAT)N4) * sum1 + ((LC3_FLOAT)n / (LC3_FLOAT)N4) * sum2; +#endif + } + } else if (*mem_pitch_int == pitch_int && *mem_pitch_fr == pitch_fr) { + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_x + n; i >= L_past_x + n - tilt_len; i--) { + sum1 += b2[j] * buf_x[i]; + j++; + } + + j = 0; + for (i = L_past_y + n - p2 + inter_len - 1; i >= L_past_y + n - p2 - inter_len; i--) { + sum2 += a2[j] * buf_y[i]; + j++; + } + + buf_y[L_past_y + n] = buf_x[L_past_x + n] - sum1 + sum2; + } + } else { +#ifdef CR9_LTPF_REWRITE + p_x_init = &buf_x[L_past_x]; + p_y_init = &buf_y[L_past_y - p1 + inter_len - 1]; + p_y2 = &buf_y[L_past_y]; + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + p_b1 = b1; + p_x = p_x_init; + for (i = tilt_len; i >= 0; i--) { + sum1 += *p_b1 * *p_x; + p_b1++; + p_x--; + } + + p_y = p_y_init; + p_a1 = a1; + for (i = 2*inter_len - 1; i >= 0; i--) { + sum2 += *p_a1 * *p_y; + p_a1++; + p_y--; + } + + *p_y2 = *p_x_init - current_fade_fac_down * sum1 + + current_fade_fac_down * sum2; + current_fade_fac_down -= fade_fac; + p_x_init++; + p_y_init++; + p_y2++; + } + + move_float(buf_z, buf_y, (old_y_len + xLen)); + p_x_init = &buf_z[L_past_y]; /* buf z in this case */ + p_y_init = &buf_y[L_past_y - p2 + inter_len - 1]; + p_y2 = &buf_y[L_past_y]; + + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + p_x = p_x_init; + p_b2 = b2; + for (i = tilt_len; i >= 0; i--) { + sum1 += *p_b2 * *p_x; + p_b2++; + p_x--; + } + + p_y = p_y_init; + p_a2 = a2; + for (i = 2*inter_len - 1; i >= 0; i--) { + sum2 += *p_a2 * *p_y; + p_a2++; + p_y--; + } + + *p_y2 = *p_x_init - current_fade_fac_up * sum1 + current_fade_fac_up * sum2; + current_fade_fac_up += fade_fac; + p_x_init++; + p_y_init++; + p_y2++; + } +#else + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_x + n; i >= L_past_x + n - tilt_len; i--) { + sum1 += b1[j] * buf_x[i]; + j++; + } + + j = 0; + for (i = L_past_y + n - p1 + inter_len - 1; i >= L_past_y + n - p1 - inter_len; i--) { + sum2 += a1[j] * buf_y[i]; + j++; + } + + buf_y[L_past_y + n] = buf_x[L_past_x + n] - (((LC3_FLOAT)N4 - (LC3_FLOAT)n) / (LC3_FLOAT)N4) * sum1 + + (((LC3_FLOAT)N4 - (LC3_FLOAT)n) / (LC3_FLOAT)N4) * sum2; + } + + memmove(buf_z, buf_y, sizeof(LC3_FLOAT) * (old_y_len + xLen)); + + for (n = 0; n < N4; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_y + n; i >= L_past_y + n - tilt_len; i--) { + sum1 += b2[j] * buf_z[i]; + j++; + } + + j = 0; + for (i = L_past_y + n - p2 + inter_len - 1; i >= L_past_y + n - p2 - inter_len; i--) { + sum2 += a2[j] * buf_y[i]; + j++; + } + + buf_y[L_past_y + n] = buf_z[L_past_y + n] - ((LC3_FLOAT)n / (LC3_FLOAT)N4) * sum1 + ((LC3_FLOAT)n / (LC3_FLOAT)N4) * sum2; + } +#endif + } + +#ifdef CR9_LTPF_REWRITE + /* Second quarter of the current frame */ + if (param[1] == 0) { + move_float(&buf_y[L_past_y + N4], &buf_x[L_past_x + N4], + ((L_past_x + N4 + N34) - (L_past_x + N4))); + } else { + p_x_init = &buf_x[L_past_x + N4]; + p_y_init = &buf_y[L_past_y + N4 - p2 + inter_len - 1]; + p_y2 = &buf_y[L_past_y + N4]; + for (n = 0; n < N34; n++) { + sum1 = 0; + sum2 = 0; + p_b2 = b2; + p_x = p_x_init; + + for (i = 0; i <= tilt_len; i++) { + sum1 += *p_b2 * *p_x; + p_b2++; + p_x--; + } + + p_a2 = a2; + p_y = p_y_init; + + for (i = 2*inter_len - 1; i >= 0; i--) { + sum2 += *p_a2 * *p_y; + p_a2++; + p_y--; + } + p_y_init++; + *p_y2 = *p_x_init - sum1 + sum2; + p_x_init++; + p_y2++; + } + } +#else + /* Second quarter of the current frame */ + if (param[1] == 0) { + memmove(&buf_y[L_past_y + N4], &buf_x[L_past_x + N4], + sizeof(LC3_FLOAT) * ((L_past_x + N4 + N34) - (L_past_x + N4))); + } else { + for (n = 0; n < N34; n++) { + sum1 = 0; + sum2 = 0; + j = 0; + for (i = L_past_x + N4 + n; i >= L_past_x + n + N4 - tilt_len; i--) { + sum1 += b2[j] * buf_x[i]; + j++; + } + + j = 0; + for (i = L_past_y + N4 + n - p2 + inter_len - 1; i >= L_past_y + N4 + n - p2 - inter_len; i--) { + sum2 += a2[j] * buf_y[i]; + j++; + } + + buf_y[L_past_y + N4 + n] = buf_x[L_past_x + N4 + n] - sum1 + sum2; + } + } +#endif + /* Output */ + move_float(y, &buf_y[L_past_y], N); + + /* Update memory */ + move_float(mem_old_x, &buf_x[N], old_x_len); + move_float(mem_old_y, &buf_y[N], old_y_len); + + *mem_ltpf_active = (conf_beta > 0); + } + + /* Update ltpf param memory */ + move_int(mem_param, param, 3); + *mem_pitch_int = pitch_int; + *mem_pitch_fr = pitch_fr; + *mem_gain = gain; + *mem_beta_idx = conf_beta_idx; +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + if (bfi == 0 && hrmode == 1 && (frame_dms == 50 || frame_dms == 25)){ + pitch_delta = LC3_FABS(pitch_fl_c_old - (LC3_FLOAT)pitch_int - (LC3_FLOAT)(pitch_fr / 4.0)); + *rel_pitch_change = pitch_delta / MAX(pitch_fl_c_old, 1); + } +#endif + +#ifdef WMOPS + pop_wmops(); +#endif +} diff --git a/lib_lc3plus/mdct.c b/lib_lc3plus/mdct.c new file mode 100644 index 0000000000000000000000000000000000000000..ef2d7c087a5b3ae6560f7d45988663f788df00bb --- /dev/null +++ b/lib_lc3plus/mdct.c @@ -0,0 +1,157 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static const LC3_FLOAT* mdct_window(LC3_INT length, LC3_INT frame_dms, LC3_INT hrmode) +{ + if (frame_dms == 100) { + switch (length) { + case 80: + return MDCT_WINS_10ms[hrmode][0]; + case 160: + return MDCT_WINS_10ms[hrmode][1]; + case 240: + return MDCT_WINS_10ms[hrmode][2]; + case 320: + return MDCT_WINS_10ms[hrmode][3]; + case 480: + return MDCT_WINS_10ms[hrmode][4]; + case 960: + return MDCT_WINS_10ms[hrmode][5]; + default: + return NULL; + } + } +#ifdef CR8_G_ADD_75MS + else if (frame_dms == 75) { + switch (length) { + case 60: + return MDCT_WINS_7_5ms[hrmode][0]; + case 120: + return MDCT_WINS_7_5ms[hrmode][1]; + case 180: + return MDCT_WINS_7_5ms[hrmode][2]; + case 240: + return MDCT_WINS_7_5ms[hrmode][3]; + case 360: + return MDCT_WINS_7_5ms[hrmode][4]; + case 720: + return MDCT_WINS_7_5ms[hrmode][5]; + default: + return NULL; + } + } +#endif + else if (frame_dms == 50) { + switch (length) { + case 40: + return MDCT_WINS_5ms[hrmode][0]; + case 80: + return MDCT_WINS_5ms[hrmode][1]; + case 120: + return MDCT_WINS_5ms[hrmode][2]; + case 160: + return MDCT_WINS_5ms[hrmode][3]; + case 240: + return MDCT_WINS_5ms[hrmode][4]; + case 480: + return MDCT_WINS_5ms[hrmode][5]; + default: + return NULL; + } + } + else if (frame_dms == 25) { + switch (length) { + case 20: + return MDCT_WINS_2_5ms[hrmode][0]; + case 40: + return MDCT_WINS_2_5ms[hrmode][1]; + case 60: + return MDCT_WINS_2_5ms[hrmode][2]; + case 80: + return MDCT_WINS_2_5ms[hrmode][3]; + case 120: + return MDCT_WINS_2_5ms[hrmode][4]; + case 240: + return MDCT_WINS_2_5ms[hrmode][5]; + default: + return NULL; + } + } + return NULL; +} + +void mdct_init(Mdct* mdct, LC3_INT length, LC3_INT frame_dms, LC3_INT fs_idx, LC3_INT hrmode) +{ + if (frame_dms == 100) { + mdct->leading_zeros = MDCT_la_zeroes[fs_idx]; + } +#ifdef CR8_G_ADD_75MS + else if (frame_dms == 75) { + mdct->leading_zeros = MDCT_la_zeroes_7_5ms[fs_idx]; + } +#endif + else if (frame_dms == 50) { + mdct->leading_zeros = MDCT_la_zeroes_5ms[fs_idx]; + } + else if (frame_dms == 25) { + mdct->leading_zeros = MDCT_la_zeroes_2_5ms[fs_idx]; + } + else { + assert(!"invalid frame_ms"); + } + + mdct->length = length; + mdct->mem_length = length - mdct->leading_zeros; + mdct->window = mdct_window(length, frame_dms, hrmode); + mdct->mem = calloc(sizeof(*mdct->mem), mdct->mem_length); + dct4_init(&mdct->dct, length); +} + +void mdct_free(Mdct* mdct) +{ + if (mdct) { + free(mdct->mem); + dct4_free(&mdct->dct); + memset(mdct, 0, sizeof(*mdct)); + } +} + +void mdct_apply(const LC3_FLOAT* input, LC3_FLOAT* output, Mdct* mdct) +{ + LC3_FLOAT tmp[MAX_LEN * 2]; + LC3_INT i; + LC3_INT hlen; + + move_float(tmp, mdct->mem, mdct->mem_length); + move_float(tmp + mdct->mem_length, input, mdct->length); + zero_float(tmp + mdct->length * 2 - mdct->leading_zeros, mdct->leading_zeros); + move_float(mdct->mem, tmp + mdct->length, mdct->mem_length); + + mult_vec(tmp, mdct->window, mdct->length * 2); + + hlen = mdct->length / 2; + for (i = 0; i < hlen; i++) { + output[i] = -tmp[hlen * 3 - i - 1] - tmp[hlen * 3 + i]; + output[hlen + i] = tmp[i] - tmp[hlen * 2 - i - 1]; + } + + move_float(tmp, output, mdct->length); + + dct4_apply(&mdct->dct, tmp, output); +} + +void processMdct_fl(LC3_FLOAT* in, LC3_FLOAT* out, Mdct* mdctStruct) +{ + mdct_apply(in, out, mdctStruct); +} diff --git a/lib_lc3plus/mdct_shaping.c b/lib_lc3plus/mdct_shaping.c new file mode 100644 index 0000000000000000000000000000000000000000..eba6f32704f08fa58359057905578a5b58d2c0f2 --- /dev/null +++ b/lib_lc3plus/mdct_shaping.c @@ -0,0 +1,28 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processMdctShaping_fl(LC3_FLOAT x[], LC3_FLOAT scf[], const LC3_INT bands_offset[], LC3_INT fdns_npts) +{ + LC3_INT i, j; + LC3_FLOAT val; + + j = 0; + for (i = 0; i < fdns_npts; i++) { + val = scf[i]; + + for (; j < bands_offset[i + 1]; j++) { + x[j] = x[j] * val; + } + } +} diff --git a/lib_lc3plus/near_nyquist_detector.c b/lib_lc3plus/near_nyquist_detector.c new file mode 100644 index 0000000000000000000000000000000000000000..ee34361ef2b6e27b4ef36c58b1d3fa5182c68f98 --- /dev/null +++ b/lib_lc3plus/near_nyquist_detector.c @@ -0,0 +1,93 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processNearNyquistdetector_fl(LC3_INT16* near_nyquist_flag, const LC3_INT fs_idx, const LC3_INT near_nyquist_index, + const LC3_INT bands_number, const LC3_FLOAT* ener +#ifdef CR8_E_TONE_DETECTOR + , const LC3_INT16 frame_dms, const LC3_INT16 hrmode +#endif +) +{ + *near_nyquist_flag = 0; +#ifdef CR8_E_TONE_DETECTOR + if (hrmode == 0) +#endif + { + if (fs_idx < 4) + { + LC3_INT i = 0; + LC3_FLOAT ener_low = FLT_EPSILON, ener_high = 0; + + for (i=0; i NN_thresh * ener_low){ + *near_nyquist_flag = 1; + } + } + } +#ifdef CR8_E_TONE_DETECTOR + else // hrmode == 1 + { + // inverse spectral flatness = mean(energy) ./ 2^(mean(log2(energy))); + LC3_INT32 td_thresh, i = 0; + LC3_FLOAT mean_ener = 0, mean_ener_log2 = 0, inv_flatness = 0; + + switch (frame_dms) + { + case 25: + td_thresh = TD_HR_thresh_2_5ms; + break; + case 50: + td_thresh = TD_HR_thresh_5ms; + break; + case 75: + td_thresh = TD_HR_thresh_7_5ms; + break; + default: /* 100 */ + td_thresh = TD_HR_thresh_10ms; + break; + } + + // calculate arithmetic mean + for (i = 0; i < bands_number; i++) + { + mean_ener += ener[i]; + } + mean_ener = mean_ener / bands_number; + + // calculate geometric mean + for (i = 0; i < bands_number; i++) + { + if (ener[i] != 0) { + mean_ener_log2 += LC3_LOGTWO(ener[i]); + } + } + mean_ener_log2 = mean_ener_log2 / bands_number; + + inv_flatness = mean_ener / LC3_POW(2,mean_ener_log2); + + if (inv_flatness > td_thresh) { + *near_nyquist_flag = 1; + } + } +#endif // CR8_E_TONE_DETECTOR +} diff --git a/lib_lc3plus/noise_factor.c b/lib_lc3plus/noise_factor.c new file mode 100644 index 0000000000000000000000000000000000000000..5e4ecd7b9ac4075a01b1cdb33cbbb151ccb61229 --- /dev/null +++ b/lib_lc3plus/noise_factor.c @@ -0,0 +1,130 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processNoiseFactor_fl(LC3_INT* fac_ns_idx, LC3_FLOAT x[], LC3_INT xq[], LC3_FLOAT gg, LC3_INT BW_cutoff_idx, LC3_INT frame_dms, + LC3_INT target_bytes +) +{ + LC3_INT sumZeroLines = 0, kZeroLines = 0, startOffset = 0, nTransWidth = 0, i = 0, j = 0, k = 0, m = 0, nzeros = 0; + LC3_FLOAT fac_ns_unq = 0, idx = 0, nsf1 = 0, nsf2 = 0; + LC3_INT zeroLines[MAX_LEN]; + + switch (frame_dms) + { + case 25: + nTransWidth = 1; + startOffset = 6; + break; + case 50: + nTransWidth = 1; + startOffset = 12; + break; +#ifdef CR8_G_ADD_75MS + case 75: + nTransWidth = 2; + startOffset = 18; + break; +#endif + case 100: + nTransWidth = 3; + startOffset = 24; + break; + } + + for (k = startOffset - nTransWidth; k < startOffset + nTransWidth; k++) + { + if (xq[k] != 0) + { + nzeros = -2 * nTransWidth - 1; + } + if (xq[k] == 0) + { + nzeros ++; + } + } + for (k = startOffset; k < BW_cutoff_idx - nTransWidth; k++) + { + if (xq[k + nTransWidth] != 0) + { + nzeros = -2 * nTransWidth - 1; + } + if (xq[k + nTransWidth] == 0) + { + nzeros ++; + } + if (nzeros >= 0) + { + zeroLines[j++] = k; + } + } + + for (k = BW_cutoff_idx - nTransWidth; k < BW_cutoff_idx; k++) + { + nzeros ++; + if (nzeros >= 0) + { + zeroLines[j++] = k; + } + } + + if (j == 0) { + fac_ns_unq = 0; + } + else + { + kZeroLines = j; + + fac_ns_unq = 0; + for (j = 0; j < kZeroLines; j++) { + fac_ns_unq += LC3_FABS(x[zeroLines[j]]); + } + + fac_ns_unq /= (gg) * kZeroLines; + + + + if (kZeroLines > 1 && target_bytes <= 20 && frame_dms == 100) { + + j = 0, k = 0, nsf1 = 0, nsf2 = 0, sumZeroLines = 0; + + for (i = 0; i < kZeroLines; i++) { + sumZeroLines += zeroLines[i]; + } + + m = floor(sumZeroLines / kZeroLines); + + for (i = 0; i < kZeroLines; i++) { + if (zeroLines[i] <= m) { + j++; + nsf1 += LC3_FABS(x[zeroLines[i]]); + } + else { + nsf2 += LC3_FABS(x[zeroLines[i]]); + k++; + } + } + + nsf1 /= (gg) * j; + nsf2 /= (gg) * k; + + fac_ns_unq = MIN(nsf1, nsf2); + } + + } + + idx = round(8 - 16 * fac_ns_unq); + idx = MIN(MAX(idx, 0), 7); + + *fac_ns_idx = idx; +} diff --git a/lib_lc3plus/noise_filling.c b/lib_lc3plus/noise_filling.c new file mode 100644 index 0000000000000000000000000000000000000000..b844aef080c34a44b1e319fd17062bd7ed89650c --- /dev/null +++ b/lib_lc3plus/noise_filling.c @@ -0,0 +1,107 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processNoiseFilling_fl(LC3_FLOAT xq[], LC3_INT nfseed, LC3_INT fac_ns_idx, LC3_INT bw_stopband, LC3_INT frame_dms, LC3_FLOAT fac_ns_pc, LC3_INT spec_inv_idx) +{ + LC3_INT zeroLines[MAX_LEN]; + LC3_INT nTransWidth, startOffset, j, k, nzeros = 0, kZeroLines; + LC3_FLOAT fac_ns = 0; + + switch (frame_dms) + { + case 25: + nTransWidth = 1; + startOffset = 6; + break; + case 50: + nTransWidth = 1; + startOffset = 12; + break; +#ifdef CR8_G_ADD_75MS + case 75: + nTransWidth = 2; + startOffset = 18; + break; +#endif + case 100: + nTransWidth = 3; + startOffset = 24; + break; + } + + fac_ns = (8.0 - fac_ns_idx) / 16.0; + + j = 0; + + for (k = startOffset - nTransWidth; k < startOffset + nTransWidth; k++) + { + if (xq[k] != 0) + { + nzeros = -2 * nTransWidth - 1; + } + if (xq[k] == 0) + { + nzeros ++; + } + } + for (k = startOffset; k < bw_stopband - nTransWidth; k++) + { + if (xq[k + nTransWidth] != 0) + { + nzeros = -2 * nTransWidth - 1; + } + if (xq[k + nTransWidth] == 0) + { + nzeros ++; + } + if (nzeros >= 0) + { + zeroLines[j++] = k; + } + } + + for (k = bw_stopband - nTransWidth; k < bw_stopband; k++) + { + nzeros ++; + if (nzeros >= 0) + { + zeroLines[j++] = k; + } + } + + kZeroLines = j; + + for (k = 0; k < kZeroLines; k++) { + nfseed = (13849 + (nfseed + 32768) * 31821) & 65535; + nfseed -= 32768; + + if (nfseed >= 0) { + if (zeroLines[k] < spec_inv_idx) + { + xq[zeroLines[k]] = fac_ns; + } else { + xq[zeroLines[k]] = fac_ns_pc; + } + } else { + if (zeroLines[k] < spec_inv_idx) + { + xq[zeroLines[k]] = -fac_ns; + } else { + xq[zeroLines[k]] = -fac_ns_pc; + } + } + } + + return; +} diff --git a/lib_lc3plus/olpa.c b/lib_lc3plus/olpa.c new file mode 100644 index 0000000000000000000000000000000000000000..62a303f26fbfd7cb03eb0baa59b53ab432467e3f --- /dev/null +++ b/lib_lc3plus/olpa.c @@ -0,0 +1,201 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void filter_olpa(LC3_FLOAT* in, LC3_FLOAT* out, const LC3_FLOAT* buf, LC3_INT32 len_input); +static LC3_INT searchMaxIndice(LC3_FLOAT* in, LC3_INT32 len); + +void filter_olpa(LC3_FLOAT* in, LC3_FLOAT* out, const LC3_FLOAT* buf, LC3_INT32 len_input) +{ + /* a = 1, so denominator == 1, nothing to do here */ + LC3_INT32 i, j; + + + j = 0; + for (i = 4; i < len_input; i += 2) { + out[j++] = (buf[0] * in[i]) + (buf[1] * in[i - 1]) + (buf[2] * in[i - 2]) + (buf[3] * in[i - 3]) + (buf[4] * in[i - 4]); + } +} + +LC3_INT searchMaxIndice(LC3_FLOAT* in, LC3_INT len) +{ + LC3_INT max_i = 0, i; + LC3_FLOAT max = in[0]; + + if (len <= 0) { + return -128; + } + + for (i = 0; i < len; i++) { + if (in[i] > max) { + max = in[i]; + max_i = i; + } + } + + return max_i; +} + +void processOlpa_fl(LC3_FLOAT* s_12k8, LC3_FLOAT* mem_s12k8, LC3_FLOAT* mem_s6k4, LC3_INT* mem_old_T0, +#ifdef CR9_F_PITCH_WIN_LEN_FIX + LC3_INT* pitch_flag, +#endif + LC3_INT* T0_out, LC3_FLOAT* normcorr_out, LC3_INT len, LC3_INT frame_dms) +{ + LC3_FLOAT norm_corr = 0, sum = 0, sum0 = 0, sum1 = 0, sum2 = 0, norm_corr2 = 0, *s6k4; + LC3_FLOAT buf[LEN_6K4 + MAX_PITCH_6K4 + MAX_LEN], R0[RANGE_PITCH_6K4]; /* constant length */ + LC3_INT i = 0, len2 = 0, T0 = 0, T02 = 0, min_pitch = 0, max_pitch = 0, L = 0, mem_in_len = 0, acflen = 0, delta = 0; + + len2 = len / 2; +#ifdef CR9_F_PITCH_WIN_LEN_FIX + switch(frame_dms) + { + case 50: + delta = len / 2; + acflen = len2 * 2; + break; + + case 25: + delta = 3*(len /2); + acflen = len2*4; + break; + + default: +#endif + delta = 0; + acflen = len2; +#ifdef CR9_F_PITCH_WIN_LEN_FIX + } +#endif + + mem_in_len = MAX_PITCH_6K4 + delta; + +#ifndef CR9_F_PITCH_WIN_LEN_FIX + if (frame_dms == 25) + { + mem_in_len += 16; + acflen += 16; + } +#endif + + /* Downsampling */ + move_float(buf, mem_s12k8, 3); + move_float(&buf[3], s_12k8, len); + move_float(mem_s12k8, &buf[len], 3); + filter_olpa(buf, R0, olpa_down2, len + 3); + + /* Compute autocorrelation */ +#ifdef CR9_F_PITCH_WIN_LEN_FIX + s6k4 = &buf[mem_in_len - delta]; + move_float(&buf[mem_in_len], R0, len2); + move_float(buf, mem_s6k4, mem_in_len); + move_float(mem_s6k4, &buf[len2], mem_in_len); +#else + s6k4 = &buf[mem_in_len]; + move_float(buf, mem_s6k4, mem_in_len); + move_float(s6k4, R0, len2); + move_float(mem_s6k4, &buf[len2], mem_in_len); + if (frame_dms == 25) + { + s6k4 = s6k4 - 16; + } +#endif + for (i = MIN_PITCH_6K4; i <= MAX_PITCH_6K4; i++) { + sum = mac_loop(s6k4, &s6k4[-i], acflen); + R0[i - MIN_PITCH_6K4] = sum; + } + + /* Weight autocorrelation and find maximum */ + + /* Second try in the neighborhood of the previous pitch */ + min_pitch = MAX(MIN_PITCH_6K4, *mem_old_T0 - 4); + max_pitch = MIN(MAX_PITCH_6K4, *mem_old_T0 + 4); + + L = searchMaxIndice(&R0[min_pitch - MIN_PITCH_6K4], max_pitch - min_pitch + 1 ); + T02 = L + min_pitch; + + for (i = 0; i < RANGE_PITCH_6K4; i++) { + R0[i] = R0[i] * olpa_acw[i]; + } + L = searchMaxIndice(R0, RANGE_PITCH_6K4); + T0 = L + MIN_PITCH_6K4; + + /* Compute normalized correlation */ + sum0 = sum1 = sum2 = 0; + + for (i = 0; i < acflen; i++) { + sum0 += s6k4[i] * s6k4[i - T0]; + sum1 += s6k4[i - T0] * s6k4[i - T0]; + sum2 += s6k4[i] * s6k4[i]; + } + sum1 = sum1 * sum2; + sum1 = LC3_SQRT(sum1) + 1.00e-05; + norm_corr = sum0 / sum1; + norm_corr = MAX(0, norm_corr); + + if (T02 != T0) { + sum0 = sum1 = sum2 = 0; + for (i = 0; i < acflen; i++) { + sum0 += s6k4[i] * s6k4[i - T02]; + sum1 += s6k4[i - T02] * s6k4[i - T02]; + sum2 += s6k4[i] * s6k4[i]; + } + sum1 = sum1 * sum2; + sum1 = LC3_SQRT(sum1) + 1.00e-05; + norm_corr2 = sum0 / sum1; + norm_corr2 = MAX(0, norm_corr2); + + if (norm_corr2 > (norm_corr * 0.85)) { + T0 = T02; + norm_corr = norm_corr2; + } + } + +#ifdef CR9_F_PITCH_WIN_LEN_FIX + switch(frame_dms) + { + case 50: + if (*pitch_flag == 1) + { + *mem_old_T0 = T0; + *pitch_flag = 0; + } + else + { + *pitch_flag += 1; + } + break; + + case 25: + if (*pitch_flag == 3) + { + *mem_old_T0 = T0; + *pitch_flag = 0; + } + else + { + *pitch_flag += 1; + } + break; + + default: +#endif + *mem_old_T0 = T0; +#ifdef CR9_F_PITCH_WIN_LEN_FIX + } +#endif + + *T0_out = T0 * 2.0; + *normcorr_out = norm_corr; + +} diff --git a/lib_lc3plus/pc_apply.c b/lib_lc3plus/pc_apply.c new file mode 100644 index 0000000000000000000000000000000000000000..89bab44eb6da53ce624c226645ffd75de0a81c25 --- /dev/null +++ b/lib_lc3plus/pc_apply.c @@ -0,0 +1,74 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processPcApply_fl(LC3_FLOAT *q_res, LC3_FLOAT *q_old_res, LC3_FLOAT *q_d_prev, LC3_INT32 spec_inv_idx, LC3_INT32 yLen, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_FLOAT *prev_gg, LC3_FLOAT *fac, LC3_INT32 *pc_nbLostCmpt) +{ + LC3_FLOAT gg, mean_nrg_low, mean_nrg_high, ener_prev, ener_curr, fac_local; + LC3_INT32 i; + + ener_prev = 0; ener_curr = 0; mean_nrg_low = 0; mean_nrg_high = 0; + + *pc_nbLostCmpt = *pc_nbLostCmpt + 1; + + assert(spec_inv_idx > 1); + + gg = LC3_POW(10, (((LC3_FLOAT) (gg_idx + gg_idx_off)) / 28.0)); + + for (i = 0; i < spec_inv_idx; i++) + { + mean_nrg_low += LC3_POW(q_d_prev[i], 2); + } + + mean_nrg_low /= (LC3_FLOAT) spec_inv_idx; + + if (spec_inv_idx < yLen) + { + for (i = spec_inv_idx; i < yLen; i++) + { + mean_nrg_high += LC3_POW(q_d_prev[i], 2); + } + } + + mean_nrg_high /= (LC3_FLOAT) (yLen - spec_inv_idx); + + for (i = 0; i < spec_inv_idx; i++) + { + ener_prev += LC3_POW(q_old_res[i], 2); + ener_curr += LC3_POW(q_res[i], 2); + } + + *fac = 1; + if (ener_prev > 0) + { + *fac = LC3_SQRT(ener_curr / ener_prev); + } + + fac_local = *fac; + if (mean_nrg_low <= mean_nrg_high || ener_prev * LC3_POW(*prev_gg, 2) <= ener_curr * LC3_POW(gg, 2)) + { + fac_local = *prev_gg / gg; + } + + for (i = spec_inv_idx; i < yLen; i++) + { + q_res[i] = q_old_res[i] * fac_local; + + if (LC3_FABS(q_res[i]) < (1 - 0.375)) + { + q_res[i] = 0; + } + } +} + diff --git a/lib_lc3plus/pc_classify.c b/lib_lc3plus/pc_classify.c new file mode 100644 index 0000000000000000000000000000000000000000..9ea5e02daee48d796be0504199f7852e8217e270 --- /dev/null +++ b/lib_lc3plus/pc_classify.c @@ -0,0 +1,171 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +LC3_FLOAT pc_peak_detector(LC3_FLOAT *q_d_prev, LC3_INT32 yLen); + +void processPcClassify_fl(LC3_INT32 pitch_present, LC3_INT32 frame_dms, LC3_FLOAT *q_d_prev, LC3_FLOAT *q_old_res, LC3_INT32 yLen, LC3_INT32 spec_inv_idx, LC3_FLOAT stab_fac, LC3_INT32 *bfi) +{ + LC3_INT32 maxPitchBin, xover, i; + LC3_FLOAT part_nrg, full_nrg; + + part_nrg = 0; full_nrg = 0; + + if (spec_inv_idx < (4 * frame_dms / 10)) + { + if (stab_fac < 0.5) + { + *bfi = 1; + } else if (pitch_present == 1) + { + maxPitchBin = 8; + if (frame_dms == 50) + { + maxPitchBin = 4; + } + xover = pc_peak_detector(q_d_prev, yLen); + if (spec_inv_idx < xover || spec_inv_idx < maxPitchBin) + { + *bfi = 1; + } + } else { + for (i = 0; i < spec_inv_idx; i++) + { + part_nrg += LC3_POW(q_old_res[i], 2); + } + + for (i = 0; i < yLen; i++) + { + full_nrg += LC3_POW(q_old_res[i], 2); + } + + if (part_nrg < (0.3 * full_nrg)) + { + *bfi = 1; + } + } + } +} + +LC3_FLOAT pc_peak_detector(LC3_FLOAT *q_d_prev, LC3_INT32 yLen) +{ + LC3_INT32 block_size, thresh1, i, peak, j, k; + LC3_FLOAT fac, mean_block_nrg, cur_max, block_cent, maxPeak, next_max, prev_max; + + mean_block_nrg = 0; + + block_size = 3; + thresh1 = 8; + fac = 0.3; + + for (i = 0; i < yLen; i++) + { + mean_block_nrg += LC3_POW(q_d_prev[i], 2); + } + + mean_block_nrg /= yLen; + + maxPeak = 0; + peak = 0; + + if (LC3_FABS(q_d_prev[0]) > LC3_FABS(q_d_prev[1])) + { + block_cent = LC3_POW(q_d_prev[0], 2) + LC3_POW(q_d_prev[1], 2); + + if ((block_cent / block_size) > (thresh1 * mean_block_nrg)) + { + cur_max = MAX(LC3_FABS(q_d_prev[0]), LC3_FABS(q_d_prev[1])); + next_max = array_max_abs(&q_d_prev[2], 3); + + if (cur_max > next_max) + { + maxPeak = block_cent; + peak = 1; + } + } + } + + for (i = 0; i < block_size; i++) + { + if ((LC3_FABS(q_d_prev[i + 1]) >= LC3_FABS(q_d_prev[i])) && LC3_FABS(q_d_prev[i + 1]) >= LC3_FABS(q_d_prev[i + 2])) + { + block_cent = 0; + for (j = i; j < i + block_size; j++) + { + block_cent += LC3_POW(q_d_prev[j], 2); + } + + if ((block_cent / block_size) > (thresh1 * mean_block_nrg)) + { + cur_max = array_max_abs(&q_d_prev[i], block_size); + prev_max = 0; + + for (k = i - block_size; k < i; k++) + { + if (k > 0) + { + prev_max = MAX(LC3_FABS(q_d_prev[k]), prev_max); + } + } + next_max = array_max_abs(&q_d_prev[i + block_size], block_size); + + if ((cur_max >= prev_max) && (cur_max > next_max)) + { + if (block_cent > (fac * maxPeak)) + { + peak = i + block_size - 1; + if (block_cent >= maxPeak) + { + maxPeak = block_cent; + } + } + } + } + } + } + + for (i = block_size; i < yLen - (2 * block_size); i++) + { + if ((LC3_FABS(q_d_prev[i + 1]) >= LC3_FABS(q_d_prev[i])) && LC3_FABS(q_d_prev[i + 1]) >= LC3_FABS(q_d_prev[i + 2])) + { + block_cent = 0; + for (j = i; j < i + block_size; j++) + { + block_cent += LC3_POW(q_d_prev[j], 2); + } + + if ((block_cent / block_size) > (thresh1 * mean_block_nrg)) + { + cur_max = array_max_abs(&q_d_prev[i], block_size); + prev_max = array_max_abs(&q_d_prev[i - block_size], block_size); + next_max = array_max_abs(&q_d_prev[i + block_size], block_size); + + if ((cur_max >= prev_max) && (cur_max > next_max)) + { + if (block_cent > (fac * maxPeak)) + { + peak = i + block_size - 1; + if (block_cent >= maxPeak) + { + maxPeak = block_cent; + } + } + } + } + } + } + + return peak; +} + diff --git a/lib_lc3plus/pc_main.c b/lib_lc3plus/pc_main.c new file mode 100644 index 0000000000000000000000000000000000000000..6ee2bc07276ce8b0ea578c9eb89c121d94d85d68 --- /dev/null +++ b/lib_lc3plus/pc_main.c @@ -0,0 +1,44 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processPcMain_fl(LC3_INT32 *bfi, LC3PLUS_Dec* decoder, LC3_FLOAT *sqQdec, DecSetup* h_DecSetup, LC3_INT32 pitch_present, LC3_FLOAT stab_fac, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_INT32 fac_ns_idx, pcState *statePC, LC3_INT32 spec_inv_idx, LC3_INT32 yLen) +{ + LC3_FLOAT fac; + + /* PC Classifier */ + if (*bfi == 2) + { + processPcClassify_fl(pitch_present, decoder->frame_dms, h_DecSetup->PlcSetup.q_d_prev, statePC->q_old_res, decoder->yLen, h_DecSetup->spec_inv_idx, stab_fac, bfi); + } + + /* PC Apply */ + if (*bfi == 2) + { + processPcApply_fl(sqQdec, statePC->q_old_res, h_DecSetup->PlcSetup.q_d_prev, h_DecSetup->spec_inv_idx, decoder->yLen, gg_idx, gg_idx_off, &statePC->prev_gg, &fac, &statePC->ns_nbLostCmpt_pc); + } + + /* PC Update */ + if (*bfi != 1) + { + processPcUpdate_fl(*bfi, sqQdec, gg_idx, gg_idx_off, decoder->rframe, &h_DecSetup->BW_cutoff_idx_nf, &h_DecSetup->prev_BW_cutoff_idx_nf, fac_ns_idx, &h_DecSetup->prev_fac_ns, &fac, statePC->q_old_res, &statePC->prev_gg, spec_inv_idx, yLen); + } + + /* Reset counter */ + if (*bfi == 0) + { + statePC->ns_nbLostCmpt_pc = 0; + } +} + diff --git a/lib_lc3plus/pc_update.c b/lib_lc3plus/pc_update.c new file mode 100644 index 0000000000000000000000000000000000000000..e57016d401535f93af3759c6ee49e623ca90c057 --- /dev/null +++ b/lib_lc3plus/pc_update.c @@ -0,0 +1,38 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processPcUpdate_fl(LC3_INT32 bfi, LC3_FLOAT *q_res, LC3_INT32 gg_idx, LC3_INT32 gg_idx_off, LC3_INT32 rframe, LC3_INT32 *BW_cutoff_idx_nf, LC3_INT32 *prev_BW_cutoff_idx_nf, + LC3_INT32 fac_ns_idx, LC3_FLOAT *prev_fac_ns, LC3_FLOAT *fac, LC3_FLOAT *q_old_res, LC3_FLOAT *prev_gg, LC3_INT32 spec_inv_idx, LC3_INT32 yLen) +{ + LC3_FLOAT gg; + + gg = LC3_POW(10.0, ((LC3_FLOAT) (gg_idx + gg_idx_off)) / 28.0); + *prev_gg = gg; + move_float(q_old_res, q_res, yLen); + + if (rframe == 0) + { + *prev_BW_cutoff_idx_nf = *BW_cutoff_idx_nf; + *prev_fac_ns = (8.0 - (LC3_FLOAT) fac_ns_idx) / 16.0; + } else if ((bfi == 2) && (*BW_cutoff_idx_nf != *prev_BW_cutoff_idx_nf) && (spec_inv_idx < yLen)) + { + *BW_cutoff_idx_nf = *prev_BW_cutoff_idx_nf; + *prev_fac_ns = *prev_fac_ns * (*fac); + *prev_fac_ns = MAX(*prev_fac_ns, (8.0 - 7.0) / 16.0); + *prev_fac_ns = MIN(*prev_fac_ns, (8.0 - 0.0) / 16.0); + } + +} + diff --git a/lib_lc3plus/per_band_energy.c b/lib_lc3plus/per_band_energy.c new file mode 100644 index 0000000000000000000000000000000000000000..5785ef82bad4685feea93d494f1a1d67e0831ffe --- /dev/null +++ b/lib_lc3plus/per_band_energy.c @@ -0,0 +1,65 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processPerBandEnergy_fl(LC3_INT bands_number, const LC3_INT* acc_coeff_per_band, LC3_INT16 hrmode, LC3_INT16 frame_dms, LC3_FLOAT* d2, LC3_FLOAT* d) +{ + LC3_INT i, j, start, stop, maxBwBin; + LC3_FLOAT sum; + +#ifdef ENABLE_HR_MODE_FL + if (hrmode) + { + maxBwBin = MAX_BW_HR; + } + else +#else + UNUSED(hrmode); +#endif + { + maxBwBin = MAX_BW; + } + switch (frame_dms) + { +#ifdef ENABLE_2_5MS_MODE + case 25: + maxBwBin = maxBwBin >> 2; + break; +#endif +#ifdef ENABLE_5MS_MODE + case 50: + maxBwBin = maxBwBin >> 1; + break; +#endif +#ifdef CR8_G_ADD_75MS + case 75: + maxBwBin = (maxBwBin >> 2) * 3; + break; +#endif + } + + for (i = 0; i < bands_number; i++) { + sum = 0; + start = acc_coeff_per_band[i]; + stop = MIN(acc_coeff_per_band[i + 1], maxBwBin); + + for (j = start; j < stop; j++) { + sum += d[j] * d[j]; + } + + if (stop - start > 0) { + sum = sum / (LC3_FLOAT)(stop - start); + } + d2[i] = sum; + } +} diff --git a/lib_lc3plus/plc_classify.c b/lib_lc3plus/plc_classify.c new file mode 100644 index 0000000000000000000000000000000000000000..fe650f44bf6eb7e730e349d71a6c64447c870ff9 --- /dev/null +++ b/lib_lc3plus/plc_classify.c @@ -0,0 +1,335 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +#ifdef CR8_A_PLC_FADEOUT_TUNING + +static LC3_INT32 change_bit_at_position(LC3_INT32 value, LC3_UINT8 bit_position, LC3_INT8 bit) +{ + LC3_INT32 helper_mask = ~(1 << bit_position); + LC3_INT32 tmp = value & helper_mask; + tmp = tmp | (bit << bit_position); + return tmp; +} + +static void update_bit_and_byte_positions(LC3_INT16 longterm_analysis_counter_max_bytebuffer, LC3_INT8 *byte_position, LC3_INT8 *bit_position) +{ + if (*bit_position == 30) + { + *bit_position = 0; + + if ((*byte_position - longterm_analysis_counter_max_bytebuffer) < -1) + { + *byte_position = *byte_position + 1; + } else { + *byte_position = 0; + } + } else { + *bit_position = *bit_position + 1; + } +} + +static void array_insert_and_shift(LC3_INT32 *array, LC3_UINT8 value, LC3_INT16 longterm_analysis_counter_max, LC3_INT16 *overall_counter, LC3_INT8 *byte_position, LC3_INT8 *bit_position) +{ + LC3_INT32 current_byte = 0; + + if (overall_counter != NULL) + { + *overall_counter = MIN(*overall_counter + 1, longterm_analysis_counter_max); + } + + current_byte = array[*byte_position]; + + current_byte = change_bit_at_position(current_byte, *bit_position, value); + + array[*byte_position] = current_byte; +} + +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER +static void array_calculate(LC3_INT32 *array_tdc, LC3_INT32 *array_ns, int length, LC3_INT16 *counter_tdc, LC3_INT16 *counter_ns, LC3_INT16 longterm_analysis_counter_max) +#else +static void array_calculate(LC3_INT32 *array_tdc, LC3_INT32 *array_ns, int length, LC3_INT16 *counter_tdc, LC3_INT16 *counter_ns, LC3_INT16 *counter_phecu, LC3_INT16 overall_counter, LC3_INT16 longterm_analysis_counter_max) +#endif +{ + int i, k; + LC3_INT32 current_byte_tdc = 0, current_byte_ns = 0; + LC3_INT16 counter_loc_tdc = 0, counter_loc_ns = 0, counter_tmp = 0; + + for (i = length - 1; i >= 0; i--) + { + current_byte_tdc = array_tdc[i]; + current_byte_ns = array_ns[i]; + + for (k = 0; k < 30; k++) + { + counter_loc_tdc += ((current_byte_tdc >> k) & 1); + counter_loc_ns += ((current_byte_ns >> k) & 1); + counter_tmp++; + + /* Break from both loops if full 2s buffer has been evaluated */ + if (counter_tmp >= longterm_analysis_counter_max) + { + i = -1; + k = 30; + break; + } + } + } + + *counter_tdc = counter_loc_tdc; + *counter_ns = counter_loc_ns; +#ifndef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + *counter_phecu = overall_counter - counter_loc_tdc - counter_loc_ns; +#endif +} +#endif + +static void plc_xcorr_lc(LC3_FLOAT *pcmbufHist, LC3_INT32 max_len_pcm_plc, LC3_INT32 pitch_int, LC3_INT32 framelength, LC3_INT32 frame_dms, LC3_INT32 fs, LC3_FLOAT *xcorr); +static void spectral_centroid_lc(LC3_FLOAT *gains, LC3_INT32 tilt, const LC3_INT *bands_offset, LC3_INT32 bands_number, LC3_INT32 framelength, LC3_INT32 fs, LC3_FLOAT *sc); + +void processPlcClassify_fl(LC3_INT plcMeth, LC3_INT *concealMethod, LC3_INT32 *nbLostCmpt, LC3_INT32 bfi, + LC3_FLOAT *xcorr, LC3_INT32 framelength, LC3_INT32 frame_dms, LC3_INT32 pitch_int, + LC3_INT32 fs, const LC3_INT *band_offsets, LC3_INT32 bands_number, LC3_INT32 tilt, PlcAdvSetup *plcAd + , LC3_INT32 hrmode +) +{ + LC3_FLOAT sc, class; +#ifdef CR8_A_PLC_FADEOUT_TUNING + int fs_idx_tmp; +#endif + + if (plcAd) + { + *xcorr = 0; + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING + fs_idx_tmp = FS2FS_IDX(fs); + /* Save statistics for 24 kHz, 48 kHz and 96 kHz */ + if ((bfi == 1) || ((bfi >= 0) && (bfi <= 2) && ((fs_idx_tmp == 2) || (fs_idx_tmp == 4) || (fs_idx_tmp == 5)))) /* Partial Concealment PC(bfi==2) requires allowing value 2 to pass thru as well */ +#else + if (bfi == 1) +#endif + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (bfi == 1) + { + *nbLostCmpt = *nbLostCmpt + 1; + } +#else + *nbLostCmpt = *nbLostCmpt + 1; +#endif + + /* Use pitch correlation at ltpf integer lag if available */ +#ifdef CR8_A_PLC_FADEOUT_TUNING + if ((*nbLostCmpt == 1) || (bfi != 1) )/* PC(bfi==2) requires allowing 2 to pass thru as well */ +#else + if (*nbLostCmpt == 1) +#endif + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + *concealMethod = 4; /* Noise Substitution */ + UNUSED(plcMeth); +#else + *concealMethod = plcMeth; // this is a dangerous mapping! +#endif + + /* Advanced PLC */ + if (pitch_int > 0) + { + *concealMethod = 3; /* Timedomain PLC assumed */ + plc_xcorr_lc(plcAd->pcmbufHist, plcAd->max_len_pcm_plc, pitch_int, framelength, frame_dms, fs, xcorr); + + spectral_centroid_lc(plcAd->scf_q_old, tilt, band_offsets, bands_number, framelength, fs, &sc); + class = *xcorr * 7640.0 / 32768.0 - sc - 5112.0 / 32768.0; + + if (class <= 0) + { + if (frame_dms == 100 && hrmode == 0) + { + *concealMethod = 2; /* PhaseEcu selected */ +#ifdef CR8_A_PLC_FADEOUT_TUNING + array_insert_and_shift(plcAd->plc_longterm_advc_tdc, 0, plcAd->longterm_analysis_counter_max, &plcAd->overall_counter, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); + array_insert_and_shift(plcAd->plc_longterm_advc_ns, 0, plcAd->longterm_analysis_counter_max, NULL, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); +#endif + } + else + { +#ifndef CR9_G_PLC_NS_TDC_FIX + *concealMethod = 4; /* Noise Substitution */ +#endif +#ifdef CR8_A_PLC_FADEOUT_TUNING + array_insert_and_shift(plcAd->plc_longterm_advc_tdc, 0, plcAd->longterm_analysis_counter_max, &plcAd->overall_counter, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); + array_insert_and_shift(plcAd->plc_longterm_advc_ns, 0, plcAd->longterm_analysis_counter_max, NULL, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); +#endif + } + } +#ifdef CR8_A_PLC_FADEOUT_TUNING + else { + array_insert_and_shift(plcAd->plc_longterm_advc_tdc, 1, plcAd->longterm_analysis_counter_max, &plcAd->overall_counter, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); + array_insert_and_shift(plcAd->plc_longterm_advc_ns, 0, plcAd->longterm_analysis_counter_max, NULL, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); + } +#endif + } + else + { + *concealMethod = 4; /* Noise Substitution */ +#ifdef CR8_A_PLC_FADEOUT_TUNING + array_insert_and_shift(plcAd->plc_longterm_advc_tdc, 0, plcAd->longterm_analysis_counter_max, &plcAd->overall_counter, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); + array_insert_and_shift(plcAd->plc_longterm_advc_ns, 1, plcAd->longterm_analysis_counter_max, NULL, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); +#endif + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + array_calculate(plcAd->plc_longterm_advc_tdc, plcAd->plc_longterm_advc_ns, plcAd->longterm_analysis_counter_max_bytebuffer, &plcAd->longterm_counter_plcTdc, &plcAd->longterm_counter_plcNsAdv, plcAd->longterm_analysis_counter_max); +#else + array_calculate(plcAd->plc_longterm_advc_tdc, plcAd->plc_longterm_advc_ns, plcAd->longterm_analysis_counter_max_bytebuffer, &plcAd->longterm_counter_plcTdc, &plcAd->longterm_counter_plcNsAdv, &plcAd->longterm_counter_plcPhaseEcu, plcAd->overall_counter, plcAd->longterm_analysis_counter_max); +#endif + update_bit_and_byte_positions(plcAd->longterm_analysis_counter_max_bytebuffer, &plcAd->longterm_counter_byte_position, &plcAd->longterm_counter_bit_position); +#endif + } + } +} + +static void spectral_centroid_lc(LC3_FLOAT *gains, LC3_INT32 tilt, const LC3_INT *band_offsets, LC3_INT32 bands_number, LC3_INT32 framelength, LC3_INT32 fs, LC3_FLOAT *sc) +{ + LC3_FLOAT gains_lin[M], gains_dee[M], numerator, denumerator; + LC3_INT32 i, j, sum, len, start, stop; + LC3_INT band_offsets_local[MAX_BANDS_NUMBER + 1]; + + numerator = 0; + + for (i = 0; i < M; i++) + { + gains_lin[i] = LC3_POW(2, gains[i]); + } + + for (i = 0; i < M; i++) + { + gains_dee[i] = gains_lin[i] / LC3_POW(10, i * (LC3_FLOAT) tilt / (LC3_FLOAT) (M - 1) / 10.0); + } + + if (bands_number == 64) + { + memmove(band_offsets_local, band_offsets, (bands_number + 1) * sizeof(LC3_INT)); + } + + if (bands_number < 32) + { + band_offsets_local[0] = 0; + j = 32 - bands_number; + for (i = bands_number - 1; i >= j; i--) + { + band_offsets_local[(i + j) * 2 + 1 + 1] = band_offsets[i + 1]; + band_offsets_local[(i + j) * 2 + 0 + 1] = band_offsets[i + 1]; + } + for (i = j - 1; i >= 0; i--) + { + band_offsets_local[i * 4 + 3 + 1] = band_offsets[i + 1]; + band_offsets_local[i * 4 + 2 + 1] = band_offsets[i + 1]; + band_offsets_local[i * 4 + 1 + 1] = band_offsets[i + 1]; + band_offsets_local[i * 4 + 0 + 1] = band_offsets[i + 1]; + } + } + else + if (bands_number < 64) + { + band_offsets_local[0] = 0; + j = 64 - bands_number; + for (i = bands_number - 1; i >= j; i--) + { + band_offsets_local[i + j + 1] = band_offsets[i + 1]; + } + for (i = j - 1; i >= 0; i--) + { + band_offsets_local[i * 2 + 1 + 1] = band_offsets[i + 1]; + band_offsets_local[i * 2 + 0 + 1] = band_offsets[i + 1]; + } + } + + denumerator = 0.001; + + for (i = 0; i < M; i++) + { + sum = 0; len = 0; + start = band_offsets_local[i * 4] + 1; stop = band_offsets_local[i * 4 + 4]; + + for (j = stop; j >= start; j--) + { + sum += j; + len++; + } + + numerator += gains_dee[i] * ((LC3_FLOAT) sum / (LC3_FLOAT) framelength); + denumerator += gains_dee[i] * len; + } + + *sc = numerator / denumerator; + *sc = *sc * (LC3_FLOAT) fs / 48000.0; /* scaling, because training is for 48kHz */ +} + +static void plc_xcorr_lc(LC3_FLOAT *pcmbufHist, LC3_INT32 max_len_pcm_plc, LC3_INT32 pitch_int, LC3_INT32 framelength, + LC3_INT32 frame_dms, LC3_INT32 fs, LC3_FLOAT *xcorr) +{ + LC3_INT32 max_corr_len, pitch_min, corr_len, min_corr_len, pcm_max_corr_len, range1Start, range2Start, i; + LC3_FLOAT norm_w, norm_w_t; + + norm_w_t = 0; norm_w = 0; + + assert(pitch_int >= 0); + assert(pitch_int <= MAX_LEN*100*MAX_PITCH_12K8/12800); + + *xcorr = 0; + + if (pitch_int > 0) + { + pitch_min = fs * MIN_PITCH_12K8/12800; + pcm_max_corr_len = max_len_pcm_plc - pitch_int; + + min_corr_len = 2 * pitch_min; /* at least 5 ms (=2*pitchmin*) corr length */ + max_corr_len = framelength*100/frame_dms; /* maximum 10 ms */ + max_corr_len = MIN( max_corr_len, pcm_max_corr_len ); + + corr_len = MIN( max_corr_len, pitch_int ); /* pitch_int is prefered, but maximum 10ms or left pcm buf size */ + corr_len = MAX( min_corr_len, corr_len ); + + range1Start = max_len_pcm_plc - corr_len; + range2Start = range1Start - pitch_int; + + assert( corr_len >= min_corr_len ); + assert( corr_len <= max_corr_len ); + assert( range2Start >= 0 ); + + for (i = 0; i < corr_len; i++) + { + norm_w += pcmbufHist[range1Start + i] * pcmbufHist[range1Start + i]; + } + + for (i = 0; i < corr_len; i++) + { + norm_w_t += pcmbufHist[range2Start + i] * pcmbufHist[range2Start + i]; + } + + for (i = 0; i < corr_len; i++) + { + *xcorr = *xcorr + pcmbufHist[range1Start + i] * pcmbufHist[range2Start + i]; + } + + *xcorr = *xcorr / sqrt(norm_w * norm_w_t + 0.1); + *xcorr = MAX(0, *xcorr); + } else { + *xcorr = 0; + } +} + diff --git a/lib_lc3plus/plc_compute_stab_fac.c b/lib_lc3plus/plc_compute_stab_fac.c new file mode 100644 index 0000000000000000000000000000000000000000..5c7a736e6808aa4f0232682a03345d563ad952af --- /dev/null +++ b/lib_lc3plus/plc_compute_stab_fac.c @@ -0,0 +1,65 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +static void processPlcComputeStabFac_fl(LC3_FLOAT *scf_q, LC3_FLOAT *old_scf_q, LC3_INT32 prev_bfi, LC3_FLOAT *stab_fac); + +void processPlcComputeStabFacMain_fl(LC3_FLOAT *scf_q, LC3_FLOAT *old_scf_q, LC3_FLOAT *old_old_scf_q, LC3_INT32 bfi, LC3_INT32 prev_bfi, + LC3_INT32 prev_prev_bfi, LC3_FLOAT *stab_fac) +{ + if (bfi == 1) + { + if (prev_bfi != 1) + { + processPlcComputeStabFac_fl(old_scf_q, old_old_scf_q, prev_prev_bfi, stab_fac); + } + } + else if (bfi == 2) + { + processPlcComputeStabFac_fl(scf_q, old_scf_q, prev_bfi, stab_fac); + } +} + +static void processPlcComputeStabFac_fl(LC3_FLOAT *scf_q, LC3_FLOAT *old_scf_q, LC3_INT32 prev_bfi, LC3_FLOAT *stab_fac) +{ + LC3_FLOAT tmp; + LC3_INT32 i; + + tmp = 0; + + if (prev_bfi == 1) + { + *stab_fac = 0.8; + } + else + { + for (i = 0; i < M; i++) + { + tmp += (scf_q[i] - old_scf_q[i]) * (scf_q[i] - old_scf_q[i]); + } + + *stab_fac = 1.25 - tmp / 25.0; + + if (*stab_fac > 1) + { + *stab_fac = 1; + } + + if (*stab_fac < 0) + { + *stab_fac = 0; + } + } +} + diff --git a/lib_lc3plus/plc_damping_scrambling.c b/lib_lc3plus/plc_damping_scrambling.c new file mode 100644 index 0000000000000000000000000000000000000000..fd9efd7c0e926e978e1787e6a84f658f8ff4a79d --- /dev/null +++ b/lib_lc3plus/plc_damping_scrambling.c @@ -0,0 +1,290 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processPlcDampingScramblingMain_fl(LC3_INT32 *ns_seed, + LC3_INT32 *pc_seed, LC3_INT32 ns_nbLostCmpt_pc, + LC3_INT32 ns_nbLostCmpt, LC3_FLOAT *stabFac, LC3_FLOAT *cum_fading_slow, LC3_FLOAT *cum_fading_fast, + LC3_FLOAT *spec_prev, LC3_FLOAT *spec, LC3_INT32 spec_inv_idx, LC3_INT32 yLen, LC3_INT32 bfi, + LC3_INT32 frame_dms, LC3_INT32 concealMethod, LC3_INT32 pitch_present_bfi1, LC3_INT32 pitch_present_bfi2, + LC3_FLOAT *cum_fflcAtten +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ) +{ + + LC3_INT32 processDampScramb; + + processDampScramb = 0; + + + if ( bfi != 0 ) + { + if (concealMethod == 4 || bfi == 2) + { + processDampScramb = 1; + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (ns_nbLostCmpt == 1) + { + *cum_fading_slow = 1; + *cum_fading_fast = 1; + *cum_fflcAtten = 1; + } +#endif + + if ( bfi == 1 ) + { + processPlcDampingScrambling_fl(spec, yLen, ns_nbLostCmpt, stabFac, processDampScramb, cum_fflcAtten, + pitch_present_bfi1, frame_dms, cum_fading_slow, cum_fading_fast, ns_seed, 0 +#ifdef CR8_A_PLC_FADEOUT_TUNING + , plc_fadeout_type +#endif + ); + } + else /* bfi == 2 */ + { + processPlcDampingScrambling_fl(spec, yLen, ns_nbLostCmpt_pc, stabFac, processDampScramb, cum_fflcAtten, + pitch_present_bfi2, frame_dms, cum_fading_slow, cum_fading_fast, pc_seed, spec_inv_idx +#ifdef CR8_A_PLC_FADEOUT_TUNING + , plc_fadeout_type +#endif + ); + processPlcUpdateSpec_fl(spec_prev, spec, yLen); + } + } +} + +void processPlcDampingScrambling_fl(LC3_FLOAT *spec, LC3_INT32 yLen, LC3_INT32 nbLostCmpt, LC3_FLOAT *stabFac, LC3_INT32 processDampScramb, + LC3_FLOAT *cum_fflcAtten, LC3_INT32 pitch_present, LC3_INT32 frame_dms, LC3_FLOAT *cum_fading_slow, + LC3_FLOAT *cum_fading_fast, LC3_INT32 *seed, LC3_INT32 spec_inv_idx +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ) +{ + LC3_INT32 plc_start_inFrames, plc_end_inFrames, plc_duration_inFrames, x, b, i, ad_ThreshFac_start; + LC3_FLOAT slow, fast, linFuncStartStop, randThreshold, ad_ThreshFac_end, ad_threshFac, frame_energy, mean_energy, energThreshold, fac, m, n, fflcAtten, cum_fading_slow_local, cum_fading_fast_local; + + frame_energy = 0; + +#ifndef CR8_A_PLC_FADEOUT_TUNING + /* Main process */ + if (nbLostCmpt == 1) + { + *cum_fading_slow = 1; + *cum_fading_fast = 1; + *cum_fflcAtten = 1; + } +#endif + + slow = 0.8 + 0.2 * (*stabFac); + fast = 0.3 + 0.2 * (*stabFac); + + switch (frame_dms) + { + case 25: + slow = LC3_SQRT(LC3_SQRT(slow)); + fast = LC3_SQRT(LC3_SQRT(fast)); + break; + case 50: + slow = LC3_SQRT(slow); + fast = LC3_SQRT(fast); + break; +#ifdef CR8_G_ADD_75MS + case 75: + slow = LC3_SQRT(LC3_SQRT(slow*slow*slow)); + fast = LC3_SQRT(LC3_SQRT(fast*fast*fast)); + break; +#endif + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type == 0) + { +#endif + *cum_fading_slow = *cum_fading_slow * slow; + *cum_fading_fast = *cum_fading_fast * fast; +#ifdef CR8_A_PLC_FADEOUT_TUNING + } +#endif + + if (processDampScramb == 1) + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type != 0) + { + if (nbLostCmpt < (4 * (100.0 / (LC3_FLOAT)frame_dms))) { + cum_fading_slow_local = 1.0; + } + else if (nbLostCmpt < (8 * (100.0 / (LC3_FLOAT)frame_dms))) { + cum_fading_slow_local = 0.9; + } + else { + cum_fading_slow_local = 0.85; + } + + *cum_fading_slow = *cum_fading_slow * cum_fading_slow_local; + cum_fading_slow_local = *cum_fading_slow; + } + else { +#endif + fflcAtten = 1; + cum_fading_slow_local = *cum_fading_slow; + cum_fading_fast_local = *cum_fading_fast; + + if (spec_inv_idx == 0) + { + if (nbLostCmpt * frame_dms > PLC_FADEOUT_IN_MS * 10) + { + fflcAtten = 0; + *cum_fflcAtten = 0; + } + else if (nbLostCmpt * frame_dms > 200) + { + switch (frame_dms) + { + case 25: fflcAtten = PLC34_ATTEN_FAC_025; break; + case 50: fflcAtten = PLC34_ATTEN_FAC_050; break; +#ifdef CR8_G_ADD_75MS + case 75: fflcAtten = PLC34_ATTEN_FAC_075; break; +#endif + case 100: fflcAtten = PLC34_ATTEN_FAC_100; break; + } + } + + + *cum_fflcAtten = *cum_fflcAtten * fflcAtten; + cum_fading_slow_local = *cum_fading_slow * *cum_fflcAtten; + cum_fading_fast_local = *cum_fading_fast * *cum_fflcAtten; + } + + if (pitch_present == 0) + { + plc_start_inFrames = 1; + } + else { + plc_start_inFrames = floor(PLC4_TRANSIT_START_IN_MS / (frame_dms / 10.0)); + } + + plc_end_inFrames = floor(PLC4_TRANSIT_END_IN_MS / (frame_dms / 10.0)); + plc_duration_inFrames = plc_end_inFrames - plc_start_inFrames; + + if (nbLostCmpt <= plc_start_inFrames) + { + linFuncStartStop = 1; + } + else if (nbLostCmpt >= plc_end_inFrames) + { + linFuncStartStop = 0; + } + else { + x = nbLostCmpt; + m = -1.0 / plc_duration_inFrames; + b = -plc_end_inFrames; + linFuncStartStop = m * (x + b); + } + + randThreshold = -32768 * linFuncStartStop; +#ifdef CR8_A_PLC_FADEOUT_TUNING + } +#endif + + for (i = spec_inv_idx; i < yLen; i++) + { + *seed = 16831 + *seed * 12821; + + *seed = (LC3_INT16)(*seed); + if (*seed == 32768) + { + *seed -= 32768; + } + + if (*seed < 0) + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type != 0 || pitch_present == 0 || *seed < randThreshold ) +#else + if (pitch_present == 0 || *seed < randThreshold) +#endif + { + spec[i] = -spec[i]; + } + } + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type == 0) + { +#endif + ad_ThreshFac_start = 10; + ad_ThreshFac_end = 1.2; + ad_threshFac = (ad_ThreshFac_start - ad_ThreshFac_end) * linFuncStartStop + ad_ThreshFac_end; + + if (spec_inv_idx < yLen) + { + for (i = spec_inv_idx; i < yLen; i++) + { + frame_energy = frame_energy + (spec[i] * spec[i]); + } + + mean_energy = frame_energy * 1 / (yLen - spec_inv_idx); + } + else + { + mean_energy = 0; + } + + energThreshold = LC3_SQRT(ad_threshFac * mean_energy); + fac = (cum_fading_slow_local - cum_fading_fast_local) * energThreshold; +#ifdef CR8_A_PLC_FADEOUT_TUNING + } +#endif + + for (i = spec_inv_idx; i < yLen; i++) + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type != 0 || LC3_FABS(spec[i]) < energThreshold ) +#else + if (LC3_FABS(spec[i]) < energThreshold) +#endif + { + m = cum_fading_slow_local; + n = 0; + } + else + { + m = cum_fading_fast_local; + + if (spec[i] > 0) + { + n = fac; + } + else if (spec[i] == 0) + { + n = 0; + } + else + { + n = -fac; + } + } + + spec[i] = m * spec[i] + n; + } + } +} + diff --git a/lib_lc3plus/plc_main.c b/lib_lc3plus/plc_main.c new file mode 100644 index 0000000000000000000000000000000000000000..ca4a6bbcb2584a9d4b82fc50877e80280b1472dd --- /dev/null +++ b/lib_lc3plus/plc_main.c @@ -0,0 +1,327 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processPlcMain_fl(LC3_FLOAT *q_d_fl_c, LC3_FLOAT *syntM_fl_c, LC3PLUS_Dec* decoder, DecSetup* h_DecSetup, LC3_INT bfi, + PlcAdvSetup *PlcAdvSetup, PlcSetup *PlcSetup, LC3_INT plcMeth, LC3_INT ltpf_pitch_int, LC3_INT ltpf_pitch_fr, + LC3_INT tilt, const LC3_INT *bands_offset, LC3_INT bands_number, const LC3_INT *bands_offsetPLC, + LC3_INT n_bandsPLC, LC3_INT16 hrmode, pcState *statePC +) +{ + LC3_FLOAT r[MAX_BANDS_NUMBER_PLC], A[M + 1], synth[MAX_LEN + MDCT_MEM_LEN_MAX], energies[MAX_BANDS_NUMBER_PLC]; + LC3_INT32 pitch_classifier; + LC3_FLOAT xcorr; + LC3_INT32 yLen; + LC3_INT16 prev_bfi_plc2; + LC3_FLOAT phEcu_env_stab_local[1]; + LC3_FLOAT phEcu_pfind_sens[1]; + +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 consecutiveLostThreshold = 0; +#endif + +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + LC3_INT16 thresh_tdc_cnt; + LC3_INT16 thresh_ns_cnt; + LC3_INT16 thresh_tdc_ns_cnt; +#endif + + prev_bfi_plc2 = 1; + if (PlcSetup->nbLostCmpt == 0) + { + prev_bfi_plc2 = 0; + } + assert((h_DecSetup->PlcSetup.prevBfi == 1) == (prev_bfi_plc2 == 1)); + + if (bfi == 1 && PlcAdvSetup) + { + /* FFLC increases the PFLC counter */ + statePC->ns_nbLostCmpt_pc = statePC->ns_nbLostCmpt_pc + 1; + } + + pitch_classifier = ltpf_pitch_int; +#ifdef NONBE_PLC_CLASSIFER_LAG_FIX + if (ltpf_pitch_fr > 2) + { + pitch_classifier++; + } +#endif + + processPlcClassify_fl(plcMeth, &h_DecSetup->concealMethod, &PlcSetup->nbLostCmpt, bfi, &xcorr, + decoder->frame_length, decoder->frame_dms, pitch_classifier, decoder->fs, + bands_offset, bands_number, tilt, PlcAdvSetup, hrmode + ); + + if (bfi == 1) + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + switch(decoder->frame_dms) + { + case 25: + consecutiveLostThreshold = 16; +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + thresh_tdc_cnt = THRESH_025_DMS_TDC_CNT; + thresh_ns_cnt = THRESH_025_DMS_NS_CNT; + thresh_tdc_ns_cnt = THRESH_025_DMS_TDC_NS_CNT; +#endif + break; + case 50: consecutiveLostThreshold = 8; +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + thresh_tdc_cnt = THRESH_050_DMS_TDC_CNT; + thresh_ns_cnt = THRESH_050_DMS_NS_CNT; + thresh_tdc_ns_cnt = THRESH_050_DMS_TDC_NS_CNT; +#endif + break; + case 75: consecutiveLostThreshold = 6; +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + thresh_tdc_cnt = THRESH_075_DMS_TDC_CNT; + thresh_ns_cnt = THRESH_075_DMS_NS_CNT; + thresh_tdc_ns_cnt = THRESH_075_DMS_TDC_NS_CNT; +#endif + break; + case 100: consecutiveLostThreshold = 4; +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + thresh_tdc_cnt = THRESH_100_DMS_TDC_CNT; + thresh_ns_cnt = THRESH_100_DMS_NS_CNT; + thresh_tdc_ns_cnt = THRESH_100_DMS_TDC_NS_CNT; +#endif + break; + default: assert(0); + } + + if (decoder->fs_idx == 2 || decoder->fs_idx >= 4) + { +#ifdef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + if (PlcAdvSetup->longterm_counter_plcTdc < thresh_tdc_cnt){ + PlcAdvSetup->plc_fadeout_type = 1; + } + else if (PlcAdvSetup->longterm_counter_plcNsAdv < thresh_ns_cnt){ + PlcAdvSetup->plc_fadeout_type = 1; + } + else if (PlcAdvSetup->longterm_counter_plcTdc + PlcAdvSetup->longterm_counter_plcNsAdv < thresh_tdc_ns_cnt){ + PlcAdvSetup->plc_fadeout_type = 1; + } + else { + PlcAdvSetup->plc_fadeout_type = 0; + } +#else + if (((PlcAdvSetup->longterm_counter_plcPhaseEcu < PlcAdvSetup->longterm_counter_plcTdc*FAC1_FADEOUT) || + (PlcAdvSetup->longterm_counter_plcPhaseEcu < PlcAdvSetup->longterm_counter_plcNsAdv*FAC1_FADEOUT)) && + (PlcAdvSetup->longterm_counter_plcTdc / (PlcAdvSetup->longterm_counter_plcNsAdv + LC3_EPS) < FAC2_FADEOUT)) + { + PlcAdvSetup->plc_fadeout_type = 0; + } else { + if ((PlcAdvSetup->longterm_counter_plcPhaseEcu > FAC3_FADEOUT * PlcAdvSetup->longterm_counter_plcTdc) || + (PlcAdvSetup->longterm_counter_plcPhaseEcu > FAC3_FADEOUT * PlcAdvSetup->longterm_counter_plcNsAdv)) + { + PlcAdvSetup->plc_fadeout_type = 1; + } else { + PlcAdvSetup->plc_fadeout_type = 0; + } + } +#endif + + if ((PlcAdvSetup->overall_counter - (int)(PLC_LONGTERM_ANALYSIS_STARTUP_FILL * PlcAdvSetup->longterm_analysis_counter_max)) < 0) + { + PlcAdvSetup->plc_fadeout_type = 0; + } +#ifndef CR9_H_REMOVE_SWITCH_TO_PLC_NS + if (PlcSetup->nbLostCmpt >= consecutiveLostThreshold && PlcAdvSetup->plc_fadeout_type == 1) + { + if ( h_DecSetup->concealMethod == 3 ) + { + h_DecSetup->concealMethod = 4; + } + } +#endif +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + if (h_DecSetup->rel_pitch_change > REL_PITCH_THRESH && hrmode == 1 && (decoder->frame_dms == 50 || decoder->frame_dms == 25) ){ + PlcAdvSetup->plc_fadeout_type = 2; + } else +#endif + if ( h_DecSetup->concealMethod != 2 ) { + /* not PhECU */ + if (PlcSetup->nbLostCmpt < consecutiveLostThreshold ) + { + PlcAdvSetup->plc_fadeout_type = 0; + } + } + } else { + PlcAdvSetup->plc_fadeout_type = 0; + } +#endif + +#ifdef PLC_CR8_A_PRINTF + printf("plc_fadeout_type = %d\n", PlcAdvSetup->plc_fadeout_type); +#endif + switch (h_DecSetup->concealMethod) + { + case 2: + { + LC3_FLOAT pitch_fl_c; + + assert(decoder->fs_idx == floor(decoder->fs / 10000)); + /* phaseECU supports only 10ms framing*/ + assert(PlcSetup->nbLostCmpt != 0 || decoder->frame_dms == 100); + + if (decoder->frame_dms != 100) + { + // muting, if frame size changed during phaseECU concealment + memset(q_d_fl_c, 0, sizeof(LC3_FLOAT) * decoder->frame_length); + h_DecSetup->alpha = 0; + break; + } + + /* call phaseEcu */ + pitch_fl_c = (LC3_FLOAT)ltpf_pitch_int + (LC3_FLOAT)ltpf_pitch_fr / 4.0; /* use non-rounded pitch indeces */ + + + if (prev_bfi_plc2 == 0) + { + /* convert fractional pitch lag info at current fs to a normalized fractional bin-frequency */ + PlcAdvSetup->PlcPhEcuSetup.PhECU_f0hzLtpBin = plc_phEcuSetF0Hz(decoder->fs, &pitch_fl_c); + /* several buffers used in Cflt , a copy pcmbufHist, right before calling PhEcu in bad frames */ + assert(bfi == 1); + move_float(PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp, + &(PlcAdvSetup->pcmbufHist[PlcAdvSetup->max_len_pcm_plc - PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot]), + PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot); + + /* a first bfi frame:: calc windowed 16 ms energy twice in a 26 ms buffer separated by 10 ms*/ + { + const LC3_FLOAT *w, *prev_xfp; + LC3_INT32 i, oold_start; + + oold_start = PlcAdvSetup->max_len_pcm_plc - (decoder->frame_length + PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot); + assert(oold_start > 0); + w = PhECU_whr16ms_wins[decoder->fs_idx]; /* hammrect table */ + prev_xfp = &(PlcAdvSetup->pcmbufHist[oold_start + 0]); + + PlcAdvSetup->PlcPhEcuSetup.PhECU_L_oold_xfp_w_E = 0; + PlcAdvSetup->PlcPhEcuSetup.PhECU_L_old_xfp_w_E = 0; + for (i = 0; i < PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot; i++) + { + PlcAdvSetup->PlcPhEcuSetup.PhECU_L_oold_xfp_w_E += sqrf(prev_xfp[i] * w[i]); + PlcAdvSetup->PlcPhEcuSetup.PhECU_L_old_xfp_w_E += sqrf(PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp[i] * w[i]); + } + + } + + } /* (prev_bfi_plc2 == 0)*/ + else + { + /* overwrite last 3.75 ms of xfp with most recent pcmbufHist tail , right before calling PhEcu in bursts of bad frames */ + LC3_INT32 lenCopyOla = decoder->la_zeroes; /*copy_part + ola_part = 3.75 ms for 10 ms frame*/ + + assert(bfi == 1 && prev_bfi_plc2); + move_float(&(PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp[PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot-lenCopyOla]), + &(PlcAdvSetup->pcmbufHist[PlcAdvSetup->max_len_pcm_plc - lenCopyOla]), lenCopyOla); + + } + + { + LC3_FLOAT x_tda[MAX_LEN]; /* 960/2 */ + PlcAdvSetup->PlcPhEcuSetup.PhECU_norm_corr = xcorr; + phEcu_env_stab_local[0] = (LC3_FLOAT)PHECU_ENV_STAB_LOCAL; + phEcu_pfind_sens[0] = (LC3_FLOAT)PHECU_PFIND_SENS; + + plc_phEcu_hq_ecu(&(PlcAdvSetup->PlcPhEcuSetup.PhECU_f0hzLtpBin), + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_norm_corr), + PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp, + prev_bfi_plc2, + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_short_flag_prev), + decoder->fs, + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_time_offs), + PlcAdvSetup->PlcPhEcuSetup.PhECU_X_sav_m, /* Complex */ + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_num_plocs), + PlcAdvSetup->PlcPhEcuSetup.PhECU_plocs, + PlcAdvSetup->PlcPhEcuSetup.PhECU_f0est, + MDCT_WINS_10ms[hrmode][decoder->fs_idx], + + phEcu_env_stab_local, + PHECU_DELTA_CORR, + phEcu_pfind_sens, + PHECU_LA, + PlcAdvSetup->PlcPhEcuSetup.PhECU_t_adv, + PhECU_whr16ms_wins[decoder->fs_idx], + PlcAdvSetup->PlcPhEcuSetup.PhECU_oold_grp_shape, + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_L_oold_xfp_w_E), + PlcAdvSetup->PlcPhEcuSetup.PhECU_old_grp_shape, + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_L_old_xfp_w_E), + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_beta_mute), + PlcAdvSetup->PlcPhEcuSetup.PhECU_mag_chg_1st, + PlcAdvSetup->PlcPhEcuSetup.PhECU_Xavg, + decoder->la_zeroes, + x_tda, /* time domain aliased output */ + NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL + , + &(PlcAdvSetup->PlcPhEcuSetup.PhEcu_Fft), + &(PlcAdvSetup->PlcPhEcuSetup.PhEcu_Ifft) +#ifdef CR8_A_PLC_FADEOUT_TUNING + ,PlcAdvSetup->plc_fadeout_type, + &(PlcAdvSetup->PlcPhEcuSetup.PhECU_nonpure_tone_flag) /* nonpure tone flag */ +#endif + ); + + + ProcessingITDA_WIN_OLA_fl(x_tda, decoder->frame_length, decoder->imdct_win, decoder->imdct_winLen, decoder->imdct_laZeros, + h_DecSetup->imdct_mem, synth); + move_float(syntM_fl_c, synth, decoder->frame_length); + + + } + } + break; + case 3: + if (PlcSetup->nbLostCmpt == 1) + { + PlcAdvSetup->PlcTdcSetup.fract = ltpf_pitch_fr; + } + + processPerBandEnergy_fl(n_bandsPLC, bands_offsetPLC, hrmode, decoder->frame_dms, energies, PlcSetup->q_d_prev); + processTdcPreemphasis_fl(energies, &PlcAdvSetup->PlcTdcSetup.preemphFac, n_bandsPLC); + processTdcInverseOdft_fl(energies, n_bandsPLC, r, PlcAdvSetup->PlcTdcSetup.lpcorder); + processTdcLpcEstimation_fl(r, decoder->fs_idx, PlcAdvSetup->PlcTdcSetup.lpcorder + 1, A, decoder->frame_dms); + processTdcApply_fl(ltpf_pitch_int, &PlcAdvSetup->PlcTdcSetup.preemphFac, A, PlcAdvSetup->PlcTdcSetup.lpcorder, PlcAdvSetup->pcmbufHist, PlcAdvSetup->max_len_pcm_plc, decoder->frame_length, + decoder->frame_dms, decoder->fs, PlcSetup->nbLostCmpt, decoder->frame_length - decoder->la_zeroes, &PlcAdvSetup->stabFac, PlcAdvSetup->PlcTdcSetup.harmonicBuf, + PlcAdvSetup->PlcTdcSetup.synthHist, &PlcAdvSetup->PlcTdcSetup.fract, &PlcAdvSetup->PlcTdcSetup.seed, &PlcAdvSetup->PlcTdcSetup.gain_c, + &h_DecSetup->alpha, synth +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + ,PlcAdvSetup->plc_fadeout_type +#endif +); + + processTdcTdac_fl(synth, decoder->imdct_win, decoder->frame_length, decoder->la_zeroes, h_DecSetup->imdct_mem); + memmove(syntM_fl_c, synth, sizeof(LC3_FLOAT) * decoder->frame_length); + break; + case 4: + processNoiseSubstitution_fl(q_d_fl_c, PlcSetup->q_d_prev, decoder->yLen); + break; + default: + assert("Invalid PLC method!"); + } + } + + if (bfi == 0) + { + processPlcUpdateSpec_fl(PlcSetup->q_d_prev, q_d_fl_c, decoder->yLen); + } + + yLen = MIN(decoder->frame_length, MAX_PLC_LMEM); + if (PlcAdvSetup != NULL && (decoder->frame_dms == 100) && (hrmode == 0)) + { + /* BASOP processPLCspec2shape_fx(prev_bfi, bfi, q_old_d_fx, yLen, plcAd->PhECU_oold_grp_shape_fx, plcAd->PhECU_old_grp_shape_fx);*/ + plc_phEcu_processPLCspec2shape(prev_bfi_plc2, bfi, q_d_fl_c, yLen, + PlcAdvSetup->PlcPhEcuSetup.PhECU_oold_grp_shape, PlcAdvSetup->PlcPhEcuSetup.PhECU_old_grp_shape); + } +} + diff --git a/lib_lc3plus/plc_noise_substitution.c b/lib_lc3plus/plc_noise_substitution.c new file mode 100644 index 0000000000000000000000000000000000000000..c366015fc0942022a026dd4b019bcbee05f7c047 --- /dev/null +++ b/lib_lc3plus/plc_noise_substitution.c @@ -0,0 +1,23 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processNoiseSubstitution_fl(LC3_FLOAT* spec, LC3_FLOAT* spec_prev, LC3_INT32 yLen) +{ + memmove(spec, spec_prev, sizeof(LC3_FLOAT) * yLen); + + spec[0] *= 0.2; + spec[1] *= 0.5; +} + diff --git a/lib_lc3plus/plc_phecu_f0_refine_first.c b/lib_lc3plus/plc_phecu_f0_refine_first.c new file mode 100644 index 0000000000000000000000000000000000000000..c3f8edfab2098213459486466b680f6c1b4ff03b --- /dev/null +++ b/lib_lc3plus/plc_phecu_f0_refine_first.c @@ -0,0 +1,76 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +void plc_phEcu_F0_refine_first( LC3_INT32 *plocs, /* i/o 0 ... Lprot/2 +1*/ + LC3_INT32 n_plocs, + LC3_FLOAT *f0est, /* i/o f0est */ + const LC3_INT32 Xabs_len, + LC3_FLOAT *f0binPtr, /* i */ + LC3_FLOAT *f0gainPtr, /* i */ + const LC3_INT32 nSubm + ) +{ + LC3_FLOAT sens; + LC3_INT32 i, j, high_idx, breakflag; + LC3_FLOAT f0est_lim[MAX_PLC_NPLOCS]; + LC3_FLOAT f0bin; + LC3_FLOAT f0gain; + + f0bin = *f0binPtr; + f0gain = *f0gainPtr; + + if (n_plocs > 0 && f0gain > 0.25) { + + sens = 0.5; + if (f0gain < 0.75) { + sens = 0.25; + } + + high_idx = -1; + for (i = 0; i < n_plocs; i++) { + if (plocs[i] <= 25) { /* 25 ~= 1550 Hz */ + high_idx = MAX(high_idx, i); + } else { + /* Optimization, only works if plocs vector is sorted. Which it should be. */ + break; + } + } + + if (high_idx != -1) { + high_idx++; + move_float(f0est_lim, f0est, high_idx); + + breakflag = 0; + for (i = 0; i < nSubm; i++) { + for (j = 0; j < high_idx; j++) { + if (LC3_FABS(f0est_lim[j] - (i+1) * f0bin) < sens) { + f0est[j] = (i+1)*f0bin; + plocs[j] = MIN(Xabs_len-1, MAX(1,(LC3_INT32) LC3_ROUND(f0est[j]))); + breakflag = 1; + break; + } + } + if (breakflag) { + break; + } + sens *= 0.875; + } + } + } + + return; +} + diff --git a/lib_lc3plus/plc_phecu_fec_hq.c b/lib_lc3plus/plc_phecu_fec_hq.c new file mode 100644 index 0000000000000000000000000000000000000000..9213b9ea532bfe89411a0cb269296ebb58f303e5 --- /dev/null +++ b/lib_lc3plus/plc_phecu_fec_hq.c @@ -0,0 +1,160 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +LC3_FLOAT plc_phEcu_imax2_jacobsen_mag(const Complex *y, LC3_FLOAT *c_jacobPtr) { + + LC3_FLOAT posi; + const Complex *pY; + Complex y_m1, y_0, y_p1; + Complex N; + Complex D; + LC3_FLOAT numer, denom; + + /* Jacobsen estimates peak offset relative y_0 using + * X_m1 - X_p1 + * d = REAL ( ------------------- ) * c_jacob + * 2*X_0 - X_m1 -Xp1 + * + * Where c_jacob is a window dependent constant + */ + + /* Get the parameters into variables */ + pY = y; + y_m1 = *pY++; + y_0 = *pY++; + y_p1 = *pY++; + + /* prepare numerator real and imaginary parts*/ + N = csub(y_m1, y_p1); + + /* prepare denominator real and imaginary parts */ + D = cmul(cmplx(2.0, 0.0), y_0); + D = csub(D, y_m1); + D = csub(D, y_p1); + + /* REAL part of complex division */ + numer = N.r*D.r + N.i*D.i; + denom = D.r*D.r + D.i*D.i; + + if (numer != 0 && denom != 0) { + posi = numer / denom * (*c_jacobPtr); + } else { + posi = 0.0; /* flat top, division is not possible choose center freq */ + } + + + posi = fclampf(-1.0, posi, 1.0); + return posi; +} + +/*-------------------------------------------------------------------* + * imax() + * + * Get interpolated maximum position + *-------------------------------------------------------------------*/ + +LC3_FLOAT plc_phEcu_interp_max(const LC3_FLOAT *y, LC3_INT32 y_len) { + LC3_FLOAT posi, y1, y2, y3, y3_y1, y2i; + LC3_FLOAT ftmp_den1, ftmp_den2; + + /* Seek the extrema of the parabola P(x) defined by 3 consecutive points so that P([-1 0 1]) = [y1 y2 y3] */ + y1 = y[0]; + y2 = y[1]; + + /* If interp between two values only */ + if (y_len == 2) { + if (y1 < y2) { + return 1.0; + } else { + return 0.0; + } + } + + y3 = y[2]; + y3_y1 = y3-y1; + ftmp_den1 = (y1+y3-2*y2); + ftmp_den2 = (4*y2 - 2*y1 - 2*y3); + + if(ftmp_den2 == 0.0 || ftmp_den1 == 0.0) { + return 0.0; /* early exit with left-most value */ + } + + y2i = ((LC3_FLOAT)-0.125) * sqrf(y3_y1) /(ftmp_den1) + y2; + /* their corresponding normalized locations */ + posi = y3_y1/(ftmp_den2); + /* Interpolated maxima if locations are not within [-1,1], calculated extrema are ignored */ + if (posi >= (LC3_FLOAT)1.0 || posi <= (LC3_FLOAT)-1.0) { + posi = y3 > y1 ? (LC3_FLOAT)1.0 : (LC3_FLOAT)-1.0; + } else { + if (y1 >= y2i) { + posi = (y1 > y3) ? (LC3_FLOAT)-1.0 :(LC3_FLOAT) 1.0; + } else if (y3 >= y2i) { + posi = (LC3_FLOAT)1.0; + } + } + + return posi + (LC3_FLOAT)1.0; +} + +/*----------------------------------------------------------------------------- + * fft_spec2_sqrt_approx_ () + * + * Approximation of sqrt(Square magnitude) of fft spectrum + * if min_abs <= 0.4142135*max_abs + * abs = 0.99 max_abs + 0.197*min_abs + * else + * abs = 0.84 max_abs + 0.561*min_abs + * end + * + + *----------------------------------------------------------------------------*/ + +void plc_phEcu_fft_spec2_sqrt_approx(const Complex* x, LC3_INT32 x_len, LC3_FLOAT* x_abs) { + LC3_INT32 i; + LC3_FLOAT max_abs, min_abs, re, im; + + for (i = 0; i < x_len; i++) { + re = LC3_FABS(x[i].r); + im = LC3_FABS(x[i].i); + max_abs = MAX(re, im); + min_abs = MIN(re, im); + + if (min_abs <= (LC3_FLOAT)0.4142135 * max_abs) { + x_abs[i] = (LC3_FLOAT)0.99*max_abs + (LC3_FLOAT)0.197*min_abs; + } else { + x_abs[i] = (LC3_FLOAT)0.84*max_abs + (LC3_FLOAT)0.561*min_abs; + } + } + + return; +} + +LC3_INT32 plc_phEcu_pitch_in_plocs(LC3_INT32* plocs, LC3_INT32 n_plocs) { + + LC3_INT32 i; + LC3_INT32 p_in_plocs; + + p_in_plocs = 0; + + for (i = 0; i < n_plocs; i++) { + if (plocs[i] > 0 && plocs[i] < 7) { + p_in_plocs++; + } + } + + return p_in_plocs; +} + diff --git a/lib_lc3plus/plc_phecu_hq_ecu.c b/lib_lc3plus/plc_phecu_hq_ecu.c new file mode 100644 index 0000000000000000000000000000000000000000..577a56e83a8817c21216b6909d91c569b34019bd --- /dev/null +++ b/lib_lc3plus/plc_phecu_hq_ecu.c @@ -0,0 +1,143 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + + +void plc_phEcu_hq_ecu( + LC3_FLOAT *f0binPtr, LC3_FLOAT *f0ltpGainPtr, LC3_FLOAT *xfp, + LC3_INT16 prev_bfi, LC3_INT32 *short_flag_prev, LC3_INT32 fs, + LC3_INT32 *time_offs, Complex *X_sav_m, LC3_INT32 *n_plocs, LC3_INT32 *plocs, LC3_FLOAT *f0est, + const LC3_FLOAT *mdctWin, LC3_FLOAT *env_stabPtr, LC3_INT32 delta_corr, LC3_FLOAT *pfind_sensPtr, + LC3_INT32 PhECU_LA, LC3_INT32 t_adv, const LC3_FLOAT *winWhr, + LC3_FLOAT *oold_grp_shape, LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_grp_shape, LC3_FLOAT *old_EwPtr, + LC3_FLOAT *st_beta_mute, LC3_FLOAT *st_mag_chg_1st, LC3_FLOAT *st_Xavg, LC3_INT32 LA_ZEROS, LC3_FLOAT *x_tda, + LC3_FLOAT *xsubst_dbg, Complex *X_out_m_dbg, + LC3_INT32 *seed_dbg, LC3_FLOAT *mag_chg_dbg, LC3_INT32 *tr_dec_dbg, LC3_FLOAT *gpc_dbg, LC3_FLOAT *X_i_new_re_dbg, LC3_FLOAT *X_i_new_im_dbg, + LC3_FLOAT *corr_phase_dbg, + Fft *PhEcu_Fft, Fft *PhEcu_Ifft +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type, LC3_INT16 *nonpure_tone_flag_ptr /* nonpure tone flag */ +#endif + + ) +{ + LC3_INT32 i; + LC3_INT32 fs_idx, L, Lprot, n_grp, Lecu, LXsav, Lxfp_inuse; + LC3_FLOAT alpha[8]; + LC3_FLOAT beta[8]; + LC3_FLOAT mag_chg[8]; + LC3_FLOAT xfp_local_rnd[2*MAX_LEN]; + Complex X_out_m[2*MAX_LEN]; + LC3_INT32 seed; + LC3_INT32 burst_len; + + + fs_idx = (LC3_INT32)floor(fs / 10000.0); + L = (LC3_INT32)floor(0.01 * fs); + Lprot = (LC3_INT32)(1.6 * L); + n_grp = xavg_N_grp[fs_idx]; + Lecu = 2 * L; + LXsav = Lprot / 2 + 1; /* 48 kHz may be optimized , to save only up to 20 kHz as in BASOP */ + Lxfp_inuse = Lprot ; + if (prev_bfi == 1){ + Lxfp_inuse = (LC3_INT32)(L*(3.75/10.0)); + } + + + + UNUSED(env_stabPtr); + UNUSED(xsubst_dbg); + UNUSED(X_out_m_dbg); + UNUSED(seed_dbg); + UNUSED(mag_chg_dbg); + UNUSED(tr_dec_dbg); + UNUSED(gpc_dbg); + UNUSED(X_i_new_re_dbg); + UNUSED(X_i_new_im_dbg); + UNUSED(corr_phase_dbg); + + + if (prev_bfi != 1) + { + for (i = (Lprot-Lxfp_inuse); i < Lprot; i++) { + xfp_local_rnd[i] = xfp[i]; + /* hysteresis of low level input aligns float fft analysis and peak picking to BASOP performance for low level noisy signals */ + if (xfp[i] >= -0.5 && xfp[i] <= 0.5) { + xfp_local_rnd[i] = 0.0; + } + } +#ifdef CR8_A_PLC_FADEOUT_TUNING + *nonpure_tone_flag_ptr = -1; /* set nonpure tone flag for new analysis */ +#endif + + + *time_offs = 0; + burst_len = (*time_offs / L + 1); + plc_phEcu_trans_burst_ana_sub(fs_idx, burst_len, n_grp, oold_grp_shape, oold_EwPtr , old_grp_shape, old_EwPtr, st_beta_mute, + st_mag_chg_1st, st_Xavg, alpha, beta, mag_chg, NULL, NULL + +#ifdef CR8_A_PLC_FADEOUT_TUNING + ,plc_fadeout_type +#endif + ); + + plc_phEcu_spec_ana(xfp_local_rnd, Lprot, winWhr, pfind_sensPtr, plocs, n_plocs, f0est, X_sav_m, &LXsav, f0binPtr, f0ltpGainPtr, fs_idx, PhEcu_Fft); + } + else + { + *time_offs = *time_offs + L; + *time_offs = imin(32767 ,*time_offs); /* limit to Word16 range as in BASOP ~= 70 10ms frames@48kHz */ + burst_len = ((*time_offs / L) + 1); + + plc_phEcu_trans_burst_ana_sub(fs_idx, burst_len, n_grp, oold_grp_shape, oold_EwPtr, old_grp_shape, old_EwPtr, st_beta_mute, + st_mag_chg_1st, st_Xavg, alpha, beta, mag_chg, NULL, NULL +#ifdef CR8_A_PLC_FADEOUT_TUNING + ,plc_fadeout_type +#endif + ); + + } + + seed = *time_offs; + + if (*short_flag_prev != 0) + { + *n_plocs = 0; + } + + move_cmplx( X_out_m, X_sav_m, LXsav); + + /* inplace X_out_m update */ + plc_phEcu_subst_spec(plocs, *n_plocs, f0est, *time_offs, X_out_m, LXsav, mag_chg, &seed, alpha, beta, st_Xavg, t_adv, Lprot, delta_corr, +#ifdef CR8_A_PLC_FADEOUT_TUNING + plc_fadeout_type, + nonpure_tone_flag_ptr, /* nonpure_tone_flag , a state updated here */ +#endif + + + NULL, NULL, NULL); + + + + + plc_phEcu_rec_frame(X_out_m, L, Lecu, winWhr, mdctWin, Lprot, + xfp, /* last 3.75ms of non-rounded xfp used here */ + *time_offs, + x_tda /* output */, + NULL, NULL, NULL, + LA_ZEROS, PhECU_LA, PhEcu_Ifft); + +} + diff --git a/lib_lc3plus/plc_phecu_lf_peak_analysis.c b/lib_lc3plus/plc_phecu_lf_peak_analysis.c new file mode 100644 index 0000000000000000000000000000000000000000..53c10410c0cd4db440deb72785795eeba351b67e --- /dev/null +++ b/lib_lc3plus/plc_phecu_lf_peak_analysis.c @@ -0,0 +1,113 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +void plc_phEcu_LF_peak_analysis(LC3_INT32 *plocs, /* i/o 0 ... Lprot/2 +1*/ + LC3_INT32 *n_plocs, /* i/o 0.. MAX_PLOCS */ + LC3_FLOAT *f0est, /* i/o Q16*/ + const LC3_FLOAT *Xabs, + LC3_FLOAT *f0binPtr, + LC3_FLOAT *f0gainPtr, + const LC3_INT32 nSubm +) +{ + LC3_INT32 i, j, fin, f_ind, prel_low, prel_high, start; + LC3_FLOAT f0est_prel[3]; + LC3_INT32 plocs_prel[3]; + LC3_INT32 n_prel; + LC3_FLOAT f0est_old[MAX_PLC_NPLOCS]; + LC3_INT32 plocs_old[MAX_PLC_NPLOCS]; + LC3_FLOAT peakLF_Xval, f; + LC3_FLOAT f0bin ; + LC3_FLOAT f0gain ; + + f0bin = *f0binPtr; + f0gain = *f0gainPtr; + + if (*n_plocs > 0 && f0gain > 0.25 && f0bin < 2.75) { + + /* Assumes sorted plocs */ + if (plocs[0] < 3) { + fin = MIN(3, *n_plocs); + peakLF_Xval = Xabs[plocs[0]]; + for (i = 1; i < fin; i++) { + peakLF_Xval = MAX(peakLF_Xval, Xabs[plocs[i]]); + } + + n_prel = 0; + for (i = 0; i < nSubm; i++) { + f = (i+1)*f0bin; + f_ind = (LC3_INT32)LC3_ROUND(f); + if (f*PHECU_FRES <= 400 && Xabs[f_ind] > peakLF_Xval*0.375) { + f0est_prel[n_prel] = f; + plocs_prel[n_prel] = f_ind; + n_prel++; + } + } + + if (n_prel > 0) { + prel_low = plocs_prel[0]; + prel_high = plocs_prel[n_prel-1]; + + /* initial assumption:: all original peaks (1 or 2 of them) are positioned below prel_low */ + start = (*n_plocs); /* at this point 'start' is the location_c where to add any harmonics peaks */ + for (i = (*n_plocs)-1; i >= 0; i--) { + if (plocs[i] >= prel_low) { + start = i; + } + } + + /* found position_c where to start adding */ + start = (start-1 ); /* one step lower, now start is of original LF peaks to keep */ + start = MAX(start, -1); /* limit for loop */ + + if (prel_high < plocs[0]) { + fin = 0; + } else { + fin = (*n_plocs)+1; + for (i = 0; i < *n_plocs; i++) { + if (plocs[i] <= prel_high) { + fin = i; + } + } + fin++; + } + + move_int(plocs_old, plocs, *n_plocs); + move_float(f0est_old, f0est, *n_plocs); + + j = (start+1); /* [0..(j-1)] of original LF peaks will be kept */ + /* j now points to first location_c where to add peaks */ + + for (i = 0; i < n_prel; i++) { + plocs[j] = plocs_prel[i]; + f0est[j] = f0est_prel[i]; + j++; + } + for (i = fin; i < *n_plocs; i++) { + plocs[j] = plocs_old[i]; + f0est[j] = f0est_old[i]; + j++; + } + + *n_plocs = j; + + } + } + } + + return; +} + diff --git a/lib_lc3plus/plc_phecu_rec_frame.c b/lib_lc3plus/plc_phecu_rec_frame.c new file mode 100644 index 0000000000000000000000000000000000000000..4586e1d625d0dfdaad7a332315c98901a1179089 --- /dev/null +++ b/lib_lc3plus/plc_phecu_rec_frame.c @@ -0,0 +1,153 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +void plc_phEcu_rec_frame(Complex *X_in, + LC3_INT32 L, + LC3_INT32 Lecu, + const LC3_FLOAT *whr, + const LC3_FLOAT *winMDCT, + LC3_INT32 Lprot, + LC3_FLOAT *xfp, + LC3_INT32 time_offs, + LC3_FLOAT *x_out, + Complex *full_spec_dbg, + LC3_FLOAT* ifft_out_dbg, + LC3_FLOAT* xsubst_dbg, + LC3_INT32 LA_ZEROS, + LC3_INT32 LA, + Fft* PhEcu_ifft +) +{ + + LC3_INT32 i; + + LC3_FLOAT xrec[2*MAX_LEN]; + LC3_FLOAT xsubst[2*MAX_LEN]; + LC3_FLOAT xsubst_LL[2*MAX_LEN]; + LC3_FLOAT *pXsubst_LL; + + LC3_INT32 fs_idx; + + LC3_FLOAT *pXfp, *pOlaXsubst, *pXOut; + LC3_INT32 work_part, copy_part, ola_part; + + const LC3_FLOAT *hannOla; + const LC3_FLOAT *pHannOla; + + UNUSED(time_offs); + UNUSED(full_spec_dbg); + UNUSED(ifft_out_dbg); + UNUSED(xsubst_dbg); + UNUSED(xsubst_LL); + +#ifdef CR8_A_PLC_FADEOUT_TUNING + fs_idx = FRAME2FS_IDX_10MS(L); +#else + fs_idx = FRAME2FS_IDX(L); +#endif + hannOla = hannOla_wins[fs_idx]; + + X_in[0].i = X_in[Lprot / 2].r; /* move fs/2 real to imag part of X_in[0]*/ + + real_fft_apply(PhEcu_ifft, (LC3_FLOAT*)X_in, xrec); + + move_float(xsubst, xrec, Lprot); + + + + + { + for (i = 0; i < Lprot; i++) { + + if (whr[i] != 0) { + xsubst[i] = xsubst[i] / whr[i]; /* inverse stored in BASOP */ + } + + } + + assert(xsubst_LL != NULL); + zero_float(xsubst_LL, (Lecu-Lprot)/2); /* initial 2ms */ + zero_float(&(xsubst_LL[ Lecu- (Lecu-Lprot)/2]), (Lecu-Lprot)/2); /* tail 2ms */ + { + /* position reconstruction properly */ + /* pXsubst_LL = &xsubst_LL[Lecu - Lprot - (Lecu - Lprot) / 2]; */ + pXsubst_LL = &xsubst_LL[(Lecu - Lprot) / 2]; + for (i = 0; i < Lprot ; i++) { + *pXsubst_LL++ = xsubst[i]; /* copy required 14.25 ms into center */ + } + } + + } + + + + work_part = LA_ZEROS + LA; + copy_part = (Lecu - Lprot) / 2; + ola_part = work_part - copy_part; + + pXfp = &xfp[Lprot - work_part]; + for (i = 0; i < copy_part; i++) { + xsubst_LL[i] = *pXfp++; + } + + assert(xsubst_LL != NULL); + pOlaXsubst = &(xsubst_LL[copy_part]); + pHannOla = hannOla; + for (i = 0; i < ola_part; i++) { + *pOlaXsubst = *pOlaXsubst * *pHannOla++; + pOlaXsubst++; + } + + pOlaXsubst = &(xsubst_LL[copy_part]); + for (i = 0; i < ola_part; i++) { + *pOlaXsubst = *pOlaXsubst + *pXfp++ * *pHannOla--; + pOlaXsubst++; + } + + + /* clear x_out to start with */ + assert(x_out != NULL); + zero_float(x_out, L); + + + for (i = 0; i < (Lecu - LA_ZEROS); i++) { + + xsubst_LL[i] = xsubst_LL[i] * winMDCT[i]; /* xsubstLL windowing up to 16.25 ms i.e not last 3.75 ms */ + + } + zero_float(&(xsubst_LL[Lecu - LA_ZEROS]), LA_ZEROS); /* tail 3.75ms always zero */ + + /* perform tda */ + + /* first half */ + pXsubst_LL = &xsubst_LL[3 * Lecu / 4]; + pXfp = &xsubst_LL[(3 * Lecu / 4) - 1]; + + pXOut = x_out; + for (i = 0; i < Lecu / 4; i++) { + *pXOut++ = -*pXsubst_LL++ - *pXfp--; /* 3.75 ms mults with 0 . may be skipped, see BASOP */ + } + + /* second half */ + /* */ + + pXsubst_LL = &(xsubst_LL[0]); + pXfp = &xsubst_LL[(Lecu / 2) - 1]; + for (i = 0; i < Lecu / 4; i++) { + *pXOut++ = *pXsubst_LL++ - *pXfp--; + } +} + diff --git a/lib_lc3plus/plc_phecu_setf0hz.c b/lib_lc3plus/plc_phecu_setf0hz.c new file mode 100644 index 0000000000000000000000000000000000000000..79a82d092832535ee5476afbd2159530b14e16e6 --- /dev/null +++ b/lib_lc3plus/plc_phecu_setf0hz.c @@ -0,0 +1,29 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +LC3_FLOAT plc_phEcuSetF0Hz(LC3_INT32 fs, LC3_FLOAT * old_pitchPtr) +{ + LC3_FLOAT result; + + result = 0; + if (*old_pitchPtr != 0) + { + result = LC3_ROUND(fs/(*old_pitchPtr)/PHECU_FRES * 128.0) / 128.0; + } + + return result; +} + diff --git a/lib_lc3plus/plc_phecu_spec_ana.c b/lib_lc3plus/plc_phecu_spec_ana.c new file mode 100644 index 0000000000000000000000000000000000000000..463d3d1ae67283e82a46035780b239eaf0854e67 --- /dev/null +++ b/lib_lc3plus/plc_phecu_spec_ana.c @@ -0,0 +1,600 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +#define PEAK_LOCATOR_RES_FX 1 /* fixed point resolution minimum value */ + + +static LC3_INT16 plc_phEcu_find_ind_fx( /* o : output maximum indx 0.. len-1 */ + const LC3_INT16 *inp, /* i : vector */ + const LC3_INT16 len, /* i : length */ + const LC3_INT16 val /* i : value to find */ +); + +static void plc_phEcu_peak_locator_fxlike(const LC3_INT16 *inp, /* i: vector with values >=0 ,Qx */ + const LC3_INT16 inp_len, /* i: length of inp */ + LC3_INT16 * int_plocs, /* o: array of filtered integer plocs Q0 */ + LC3_INT16 * n_fsc, /* o: total_ number of filtered located highs Q0 */ + const LC3_INT16 sens, /* i sensitivity, Qx */ + const LC3_INT16 inp_high, /* i global high , Qx */ + const LC3_INT16 inp_low /* i: global low, Qx */ +); + + +void plc_phEcu_spec_ana(LC3_FLOAT* xfp, + LC3_INT32 xfp_len, + const LC3_FLOAT* whr, + LC3_FLOAT *pfind_sensPtr, + LC3_INT32* plocs, + LC3_INT32* n_plocs, + LC3_FLOAT* f0est, + Complex* x, + LC3_INT32* x_len, + LC3_FLOAT * f0hzLtpBinPtr, + LC3_FLOAT * f0gainLtpPtr, + LC3_INT32 bw_idx, + Fft* PhEcu_fft +) +{ + + + LC3_INT32 i, peak_range_1, curr; + LC3_FLOAT xfp_w[MAX_PLC_LPROT]; + + LC3_FLOAT Xabs[MAX_LEN] = {0}; + LC3_FLOAT inp_high, inp_low, sens; + LC3_FLOAT interPos; + Complex Xana_p[3]; + LC3_INT32 P_in_plocs; + LC3_INT32 nSubs; + LC3_INT32 n_plocs_in; + LC3_FLOAT phEcu_c_jacob[1]; + + LC3_FLOAT fx_fft_scale; + LC3_FLOAT fft_fs_scale; + + LC3_FLOAT max_xfp_abs; + LC3_FLOAT PLC2_Q_flt; + LC3_FLOAT Q_scale_flt; + + LC3_INT16 Xabs_fx[MAX_LEN]; + LC3_INT16 plocs_fx[MAX_LEN]; + + LC3_INT16 sens_fx; + LC3_INT16 inp_high_fx; + LC3_INT16 inp_low_fx; + LC3_INT16 n_plocs_fx; + + LC3_FLOAT pfind_sens ; + LC3_FLOAT f0hzLtpBin ; + LC3_FLOAT f0gainLtp ; + + pfind_sens = *pfind_sensPtr; + f0hzLtpBin = *f0hzLtpBinPtr; + f0gainLtp = *f0gainLtpPtr; + + for (i = 0; i < xfp_len; i++) + { + xfp_w[i] = xfp[i] * whr[i]; /* whr windowing may be split into three segments , two loops, and possibly inplace */ + } + real_fft_apply(PhEcu_fft, xfp_w, (LC3_FLOAT *)x); + + x[xfp_len/2].r = x[0].i; /* move the real Fs/2 value to end */ + x[xfp_len/2].i = 0; /* safety clear imaginary Fs/2 value at end */ + x[0].i = 0.0; /* safety, make DC value only real */ + + + *x_len = xfp_len/2 + 1; + + i =(LC3_INT32) LC3_FLOOR(20000.0/PHECU_FRES)+1; + zero_cmplx( &(x[i]), *x_len - i); + + peak_range_1 = (LC3_INT32) MIN(*x_len, (40000.0 / 100 * 1.6) / 2 + 1); + + plc_phEcu_fft_spec2_sqrt_approx(x, peak_range_1, Xabs); + + zero_float(&(Xabs[peak_range_1]), *x_len - peak_range_1); + + inp_high = Xabs[0]; + inp_low = Xabs[0]; + + for (i = 1; i < peak_range_1; i++) { + inp_high = MAX(inp_high, Xabs[i]); + inp_low = MIN(inp_low, Xabs[i]); + } + + sens = (inp_high-inp_low)*(1-pfind_sens); + + if (inp_high > ((LC3_FLOAT) PEAK_LOCATOR_RES_FX)/2.0) + { + { + /* from ROM constants.c */ + LC3_FLOAT fx_fft_scales[5] = { 6, 7, 7, 8, 8 }; /*NB,WB, sSWB, SWB, FB*/ + fx_fft_scale = LC3_POW(2.0, fx_fft_scales[bw_idx]); /*% scaling due to up / dn pre shifts in fx FFT */ + } + { /* from ROM constants.c */ + LC3_FLOAT fx_fs_scales[5] = { 1.0, 1.0, 1.5, 1.0, 1.5 }; /*NB,WB, sSWB, SWB, FB*/ + fft_fs_scale = fx_fs_scales[bw_idx]; + } + + + max_xfp_abs = (LC3_FLOAT) LC3_FABS(xfp[0]); + for (i = 1; i < xfp_len; i++) { + max_xfp_abs = (LC3_FLOAT) MAX(max_xfp_abs, LC3_FABS(xfp[i])); + } + + if (max_xfp_abs >= 0.5) + { + PLC2_Q_flt = (LC3_FLOAT)LC3_FLOOR(LC3_LOGTWO(32768 / 2 / 2 / max_xfp_abs)); + Q_scale_flt = LC3_POW(2.0, PLC2_Q_flt) / fx_fft_scale / fft_fs_scale; /* basop way using xfp scale */ + + /* C-Float additional safety limit/verification of the integer xfp based scaling using the available C-float Xabs max value inp_high as well */ + { + LC3_FLOAT tmp_scale; + tmp_scale = LC3_POW(2.0, LC3_FLOOR(LC3_LOGTWO(32768 / 2 / 2 / inp_high))); + if (Q_scale_flt > tmp_scale) { + Q_scale_flt = tmp_scale; + } + } + /* Round sens, inp_high, inp_low according to BASOP fix-point scaling */ + + for (i = 0; i < peak_range_1; i++) { + Xabs_fx[i] = (LC3_INT16) LC3_ROUND(Xabs[i] * Q_scale_flt) ; + } + sens_fx = (LC3_INT16) LC3_ROUND(sens * Q_scale_flt) ; + inp_high_fx = (LC3_INT16) LC3_ROUND(inp_high * Q_scale_flt) ; + inp_low_fx = (LC3_INT16) LC3_ROUND(inp_low * Q_scale_flt) ; + plc_phEcu_peak_locator_fxlike(Xabs_fx, peak_range_1, plocs_fx, &n_plocs_fx, sens_fx, inp_high_fx, inp_low_fx); + + *n_plocs = (LC3_INT32)n_plocs_fx; + for (i = 0; i < *n_plocs; i++) { + plocs[i] = (LC3_INT32)plocs_fx[i]; /* short Word16 values now stored/saved as Word32 */ + } + } + else + { + *n_plocs = 0; /* time domain xfp level near zero */ + } + } + else + { + *n_plocs = 0; /* Freq domain Xabs max level near zero */ + } + + for (i = 0; i < *n_plocs; i++) { + curr = plocs[i]; + if (curr == 0) { + interPos = plc_phEcu_interp_max(Xabs, 3); /* returns 0.0 ... 2.0 */ + if (interPos == 2) { + /* integer peak was at DC, restrict to one of coeffs at [DC or DC+1] */ + interPos = plc_phEcu_interp_max(Xabs, 2); /* returns 0.0 or 1.0 */ + } + interPos += plocs[i]; + } else if (curr == 1) { + interPos = plc_phEcu_interp_max(Xabs, 3); + interPos += plocs[i] - 1; + } else if (curr == *x_len - 2) { + interPos = plc_phEcu_interp_max(&Xabs[*x_len - 3], 3); + interPos += plocs[i] - 1; + } else if (curr == *x_len - 1) { + /* integer curr at Fs/2, a real coeff */ + interPos = plc_phEcu_interp_max(&Xabs[*x_len - 3], 3); /* returns 0.0 ... 2.0 */ + interPos += plocs[i] - 2; /* valid for range ]... 1.0 ... 2.0] , where 1 is fs/2-1 and 2.0 is Fs/2 */ + if (interPos == 0) { + /* restrict to one of coeffs at [fs/2-1, fs/2 ] */ + interPos = plc_phEcu_interp_max(&Xabs[*x_len - 2], 2); /* returns 0.0 or 1.0 */ + interPos += plocs[i] - 1; + } + + if (interPos > (*x_len - 1) ) { /* interPos only defined up to Fs/2 */ + interPos = (LC3_FLOAT)(*x_len - 1); + } + } else { + Xana_p[0] = x[plocs[i]-1]; + Xana_p[1] = x[plocs[i]]; + Xana_p[2] = x[plocs[i]+1]; + phEcu_c_jacob[0] = (LC3_FLOAT)PHECU_C_JACOB; + interPos = plc_phEcu_imax2_jacobsen_mag(Xana_p, phEcu_c_jacob ); + interPos += (LC3_FLOAT) plocs[i]; + } + f0est[i] = interPos; + } + + if (*n_plocs >= 2 && plocs[0] == 0 && + f0est[0] > f0est[1] && plocs[1] <= 2 && Xabs[0] < Xabs[plocs[1]+1]) + { + f0est[0] = f0est[1]; + } + + P_in_plocs = plc_phEcu_pitch_in_plocs(plocs, *n_plocs); + + if (f0hzLtpBin > 0.0 && P_in_plocs > 0) { + nSubs = 2; + n_plocs_in = *n_plocs; + plc_phEcu_LF_peak_analysis(plocs, n_plocs, f0est, Xabs, &f0hzLtpBin, &f0gainLtp, nSubs); + + if (n_plocs_in == *n_plocs) { + nSubs = 3; + plc_phEcu_F0_refine_first(plocs, *n_plocs, f0est, *x_len, &f0hzLtpBin, &f0gainLtp, nSubs); + } + } + + if (f0gainLtp > 0.0 && f0gainLtp < 0.5 && *n_plocs > 14) { + if (P_in_plocs > 0) { + *n_plocs = 0; + } + } + + return; +} + + +#define sub(a,b) (a - b) +#define add(a,b) (a + b) +#define s_xor(a,b) (a ^ b) + +/* in case a value (e.g max or min) is already known , find the first corresponding array index */ +static LC3_INT16 plc_phEcu_find_ind_fx( /* o : output maximum indx 0.. len-1 */ + const LC3_INT16 *inp, /* i : vector */ + const LC3_INT16 len, /* i : length */ + const LC3_INT16 val /* i : value to find */ +) +{ + LC3_INT16 val_ind; + LC3_INT16 pos; + + val_ind = -1; + + for(pos = 0; pos < len; pos++) + { + if (sub(inp[pos], val) == 0) + { + val_ind = pos; + } + } + + return val_ind; +} + + + +/* BASOP function adapted to compile in float/integer environment */ +/*----------------------------------------------------------------------------- + * plc_phEcu_peak_locator_fxlike() + *----------------------------------------------------------------------------*/ +static void plc_phEcu_peak_locator_fxlike(const LC3_INT16 *inp, /* i: vector with values >=0 ,Qx */ + const LC3_INT16 inp_len, /* i: length of inp */ + LC3_INT16 * int_plocs, /* o: array of filtered integer plocs Q0 */ + LC3_INT16 * n_fsc, /* o: total_ number of filtered located highs Q0 */ + const LC3_INT16 sens, /* i sensitivity, Qx */ + const LC3_INT16 inp_high, /* i global high , Qx */ + const LC3_INT16 inp_low /* i: global low, Qx */ +) +{ + + LC3_INT16 j, k, n, idx_high, idx_low; + LC3_INT16 inp_len_minus1; + LC3_INT16 pairs_start, pairs_end; + LC3_INT16 *p_tmp; + LC3_INT16 prev_delta, curr_delta; + LC3_INT16 delta_predc, delta_fin; + LC3_INT16 add_dc_flag, add_fin_flag; + LC3_INT16 low_val_cand_pairs, val_range; + LC3_INT16 num_pairs, n_tail_values; + LC3_INT16 cand_phase_start, cand_idx, prev_low_plus_sens, tmp; + LC3_INT16 cand_high, prev_low; + LC3_INT16 *cand_pairs; /* actually [DC ] + pairs + [FS/2] */ + + LC3_INT16 sc_idx[1 + 368 + 1]; + LC3_INT16 cand_pairs_buf[1 + 1 + 368 + 1]; + LC3_INT16 fsc_idx[1 + 368 / 2 + 1]; + + + inp_len_minus1 = sub(inp_len, 1); /* size of delta=derivative array ,and last index in inp */ + + cand_pairs = &cand_pairs_buf[1]; /* ptr init , make space for storing a lowest amplitude value in location -1 */ + pairs_start = 1; /* adjusted to zero or 1 or 2 when/if, DC is injected as sc_idx[0], or initial plateau skipped */ + + p_tmp = &(sc_idx[pairs_start]); /* ptr init */ + + + /* xor high/low pairs of delta_inp and save sign changes */ + prev_delta = sub(inp[1], inp[0]); /* precompute very first delta */ + + for(n = 1; n < inp_len_minus1; n++) + { /* sign change analysis */ + curr_delta = sub(inp[n + 1], inp[n]); /* n+1 ,n , are loop ptrs */ + if (s_xor(prev_delta, curr_delta) < 0) /* a "0" delta treated as a positive sign */ + { + *p_tmp++ = n; /* store sign change bin locations , location n in the inp[] signal */ + } + prev_delta = curr_delta; + } + + k = (LC3_INT16)(p_tmp - &(sc_idx[pairs_start])); + + /* copy sign change location values to a pairs array */ + /* leave one initial sc_idx location open for a potential initial DC value */ + + for(j = 0; j < k; j++){ + cand_pairs[j + pairs_start] = inp[sc_idx[j + pairs_start]]; + } + + /* filter away a potential single initial/trailing plateau + to enable correct analysis for adding DC or fs/2 bins */ + + + if((sub(k, 2) >= 0) && + (sub(cand_pairs[pairs_start], cand_pairs[pairs_start + 1]) == 0)){ + pairs_start = add(pairs_start, 1); + k = sub(k, 1); + } + + /* filter away potential single trailing plateu */ + pairs_end = sub(add(pairs_start, k), 1); /* point to last established sign change element */ + + if ((sub(k, 2) >= 0) && + (sub(cand_pairs[sub(pairs_end, 1)], cand_pairs[pairs_end]) == 0)){ + k = sub(k, 1); + } + pairs_end = sub(add(pairs_start, k), 1); /* recalc ptr to last element */ + + + /* conditionally add high/lows on both sides of input (pre_dc or fin) as candidates */ + add_dc_flag = 0; + add_fin_flag = 0; + + + if(sub(k, 1) == 0) /* one single sign change found special case */ + { + if (sub(inp[0], cand_pairs[pairs_start]) != 0) + { + add_dc_flag = 1; /* not plateau */ + } + + if (sub(cand_pairs[pairs_end], inp[inp_len_minus1]) != 0) + { + add_fin_flag = 1; /* not plateau */ + } + } + + if(sub(k, 2) >= 0) + { + delta_predc = sub(cand_pairs[pairs_start + 1], cand_pairs[pairs_start]); + delta_fin = sub(cand_pairs[pairs_end], cand_pairs[pairs_end - 1]); + + /* plateaus are allowed to be detected by xor sign change, + but still not allowed at the start nor at the end */ + + add_dc_flag = 1; + if (sub(inp[0], cand_pairs[pairs_start]) == 0) + { + add_dc_flag = 0; /* plateau down or , plateaus up., --> do not add DC */ + } + + + if ((sub(inp[0], cand_pairs[pairs_start]) < 0) && (delta_predc > 0)) + { + add_dc_flag = -1; /*UP - up ... replace */ + } + + if ((sub(inp[0], cand_pairs[pairs_start]) > 0) && (delta_predc < 0)) + { + add_dc_flag = -1; /* DOWN - down ... % replace */ + } + + add_fin_flag = 1; + if (sub(cand_pairs[pairs_end], inp[inp_len_minus1]) == 0) + { + add_fin_flag = 0; /* up - plateau ... */ + } + + if ((delta_fin > 0) && (sub(cand_pairs[pairs_end], inp[inp_len_minus1]) < 0)) + { + add_fin_flag = -1; /* up - UP ... % replace , hard to hit */ + } + + if ((delta_fin < 0) && (sub(cand_pairs[pairs_end], inp[inp_len_minus1]) > 0)) + { + add_fin_flag = -1; /*down - DOWN ... % replace */ + } + + } + + if(add_dc_flag > 0) + { /* add DC */ + pairs_start = sub(pairs_start, 1); + cand_pairs[pairs_start] = inp[0]; + sc_idx[pairs_start] = 0; + k = add(k, 1); + } + if(add_dc_flag < 0) + { /* -1 --> replace with DC*/ + cand_pairs[pairs_start] = inp[0]; + sc_idx[pairs_start] = 0; + } + + if(add_fin_flag > 0) + { /* add FS/2 */ + pairs_end = add(pairs_end, 1); + cand_pairs[pairs_end] = inp[inp_len_minus1]; + sc_idx[pairs_end] = inp_len_minus1; + k = add(k, 1); + } + if(add_fin_flag < 0) + { /* -1, replace tail with FS/2*/ + cand_pairs[pairs_end] = inp[inp_len_minus1]; + sc_idx[pairs_end] = inp_len_minus1; + } + /* preliminary cand_pairs now only have highs , lows , no initial/trailing plateaus */ + + + /* we allow the DC/FsBy2 lows to be used as the candidatelLow */ + low_val_cand_pairs = inp_low; + val_range = sub(inp_high, low_val_cand_pairs); /* used to determine if search is useful at all */ + + + if ((sub(val_range, PEAK_LOCATOR_RES_FX) < 0) || + (sub(inp_high, sens) < 0)) + { + k = 0; + } + + + if ((k == 0) && (sub(val_range, sens) >= 0)) + { + k = 1; + } + + + if(sub(k, 2) > 0) + { + /* low, high, low, ... or + high, low, high, ...*/ + + cand_phase_start = pairs_start; /*assume first candidate is a high */ + if (sub(cand_pairs[pairs_start], cand_pairs[pairs_start + 1]) < 0) + { + cand_phase_start = add(pairs_start, 1); /* first is a low, --> skip to next higher cand */ + } + + /* high, low, high, ... */ + tmp = k; + if (sub(cand_phase_start, pairs_start) != 0) + { + tmp = sub(tmp, 1); + } + num_pairs = tmp / 2; // shr(tmp, 1); + n_tail_values = sub(tmp, num_pairs * 2); // shl(num_pairs, 1)); + + /* filter preliminary sign changes into sensitivity filtered sign changes */ + + *n_fsc = 0; /* counter of filtered fsc_idx */ + cand_high = low_val_cand_pairs; + cand_idx = -1; /* sentinel location for no high cand found yet. */ + cand_pairs[-1] = low_val_cand_pairs; + + prev_low = low_val_cand_pairs; + prev_low_plus_sens = add(prev_low, sens); + + /* filter loop for high - low sign change pairs */ + /* idx_high, idx_low are raw pointers into the cand_pairs and sc_idx arrays */ + + for(idx_high = cand_phase_start; idx_high < (cand_phase_start + 2 * num_pairs); idx_high += 2) + { + idx_low = idx_high + 1; /* loop ptr increase */ + + /* new high candidate larger than previous candidate and */ + /* sensitivity still larger than the the previous low */ + tmp = MAX(cand_high, prev_low_plus_sens); + if (sub(cand_pairs[idx_high], tmp) > 0) + { + cand_idx = idx_high; /* enable or shift candidate position fwd */ + } + cand_high = cand_pairs[cand_idx]; /* NB, cand_pairs[-1] , has the low_val_cand_pairs value stored */ + + /* now check the fwd idx_low of the current {high,low} pair */ + prev_low = MIN(cand_pairs[idx_low], prev_low); + + tmp = sub(cand_high, sens); + if(sub(tmp, cand_pairs[idx_low]) > 0) + { + /* this low point is now low enough to fix a previous high candidate */ + + fsc_idx[*n_fsc] = cand_idx; /*% add cand high idx -> output idx list*/ + *n_fsc = add(*n_fsc, 1); + + prev_low = cand_pairs[idx_low]; /* use this value as new low estimate */ + cand_idx = -1; /* no candidate until next pair or tail bin, and pt to lowVal */ + cand_high = low_val_cand_pairs; /* enable next candidate to be selected immediately */ + } + prev_low_plus_sens = add(prev_low, sens); + } /* { high, low} for loop */ + + + if((n_tail_values == 0) && (cand_idx >= 0)) + { + /* no tail low or high value to analyze + still may need to lock a non-locked but qualified candidate */ + fsc_idx[*n_fsc] = cand_idx; + *n_fsc = add(*n_fsc, 1); + } + + + /* cand_pairs vector may have a last orphan value */ + if(n_tail_values > 0) + { + /* cand_pairs vector may have a last orphan tail value */ + /* + logic boils down to if (nTailValues > 0) && (cand_pairs(n_end) > tmp) + there is a last one trailing high to process + + a) the last high, may be a new high Peak if we have not yet + locked the current candidate + b) if we have locked the last candidate, the last high may also be + a highpeak if it is high enough from the(newly set previous) valley floor. + + tmp=a||b + */ + + tmp = MAX(cand_high, prev_low_plus_sens); + tmp = sub(cand_pairs[pairs_end], tmp); + if(tmp > 0) + { + fsc_idx[*n_fsc] = pairs_end; + *n_fsc = add(*n_fsc, 1); + } + else + { + if(cand_idx >= 0) + { /* we have a previously established high candidate */ + fsc_idx[*n_fsc] = cand_idx; + *n_fsc = add(*n_fsc, 1); + } + + } + } + + /* move high locations info from fsc_idx , to output */ + for(j = 0; j < *n_fsc; j++) + { + int_plocs[j] = sc_idx[fsc_idx[j]]; + + } + + } /* end of pairs + [tail] section filtering */ + else + { + /* constant/single rise or constant decay or very low overall values, cases */ + *n_fsc = 0; + + tmp = sub(inp_high, sens); + if((k != 0) && (sub(tmp, low_val_cand_pairs) > 0)) + { + /* low,high */ + /* high,low */ + tmp = plc_phEcu_find_ind_fx(inp, inp_len, inp_high); + int_plocs[0] = tmp; /* simply locate the high peak*/ + *n_fsc = 1; + if (tmp < 0) + { /*safety in case max value index was not found */ + *n_fsc = 0; + } + } + } + + return; +} + diff --git a/lib_lc3plus/plc_phecu_subst_spec.c b/lib_lc3plus/plc_phecu_subst_spec.c new file mode 100644 index 0000000000000000000000000000000000000000..388ae3cb80923a78e42e447b552524c40542bf3c --- /dev/null +++ b/lib_lc3plus/plc_phecu_subst_spec.c @@ -0,0 +1,456 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" +#include "constants.h" + +static LC3_INT32 own_rand(LC3_INT32 seed); +static Complex valley_magnitude_adj(Complex X_i_in, LC3_INT32 uni_seed, LC3_FLOAT cos_F); +static LC3_INT32 rand_phase(LC3_INT32 seed_in, LC3_FLOAT* cos_F); + +#ifdef CR8_A_PLC_FADEOUT_TUNING + +#define ONE_SIDED_SINE_WIDTH (4) /* expected pure sine main lobe maximum width (4+1+4) bins *62.5 hz/bin => approx 560 Hz total width */ + +static LC3_INT16 plc_phEcu_nonpure_tone_ana(const LC3_INT32* plocs, const LC3_INT32 n_plocs, const Complex* X, const LC3_FLOAT* Xavg, const LC3_INT32 Lprot); +#endif + +void plc_phEcu_subst_spec(LC3_INT32* plocs, LC3_INT32 n_plocs, LC3_FLOAT* f0est, LC3_INT32 time_offs, Complex* X, LC3_INT32 X_len, + LC3_FLOAT* mag_chg_gr, LC3_INT32 *seed, LC3_FLOAT* alpha, LC3_FLOAT* beta, LC3_FLOAT* Xavg, + LC3_INT32 t_adv_in, LC3_INT32 Lprot, LC3_INT32 delta_corr, +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 fadeout, /* need for DC muting */ + LC3_INT16* nonpure_tone_flag_ptr, +#endif + LC3_FLOAT *corr_phase_dbg, + LC3_FLOAT *X_i_new_re_dbg, LC3_FLOAT *X_i_new_im_dbg) { + + LC3_INT32 i, i2, lprotBy2Minus1, one_peak_flag_mask, noise_mag_scale; + LC3_INT32 t_adv; + LC3_FLOAT corr_phase[MAX_PLC_NPLOCS] = {0}; + LC3_FLOAT cos_F, mag_chg_local, alpha_local, beta_local, tmp; + Complex X_i, X_i_new; + LC3_INT32 segmentLen, e; + LC3_FLOAT Xph; + LC3_FLOAT seed_local; + LC3_INT32 binCounter = 1, subInd = 0; +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 fs_idx; +#endif + + UNUSED(corr_phase_dbg); + UNUSED(X_i_new_re_dbg); + UNUSED(X_i_new_im_dbg); + + seed_local = (LC3_FLOAT) *seed; + + lprotBy2Minus1 = imin(320, Lprot/2 - 1); /* limit to 20 KHz */ + + t_adv = t_adv_in + time_offs; + + for (i = 0; i < n_plocs; i++) { + corr_phase[i] = (LC3_FLOAT)2.0 * (LC3_FLOAT)M_PI * (f0est[i]/Lprot)*(LC3_FLOAT)t_adv; + } + + // EVOLVE PHASE ----------------- + + one_peak_flag_mask = -1; +#ifdef CR8_A_PLC_FADEOUT_TUNING + fs_idx = (LC3_INT16)LC3_FLOOR((LC3_FLOAT)Lprot / 160.0); /* aquire, fs_idx for 10 ms frame sizes */ + if (n_plocs < 3 && n_plocs > 0) + { + one_peak_flag_mask = 0; /* initial crude single tone detection, only using n_plocs as a result from peak_locator() dynamics as input */ + + if ( (*nonpure_tone_flag_ptr < 0 ) + && ( (fs_idx == 2) /*SemiSWB 24 kHz */ || (fs_idx >= 4) /* FB 48 kHz */ ) + ) + { + /* in the first lost frame analyze spectra to possibly reverse initial pure sine assumption */ + *nonpure_tone_flag_ptr = plc_phEcu_nonpure_tone_ana(plocs, n_plocs, X, Xavg, Lprot ); + } + + if ( *nonpure_tone_flag_ptr > 0 ) { + one_peak_flag_mask = -1; /* actually revert single pure tone detection */ /* 0-> mute all surrounding valley bins in evolution , 0xff -> generate noise in all valleys */ + } + + } +#else + if (n_plocs < 3 && n_plocs > 0) { + one_peak_flag_mask = 0; + } +#endif + + noise_mag_scale = 0; + if (n_plocs == 0 || time_offs != 0) { + noise_mag_scale = 1; + } + + if (n_plocs == 0) { + X[0] = realtoc(0); + X[X_len-1] = realtoc(0); + } + +#ifdef CR8_A_PLC_FADEOUT_TUNING + /* binary selection of fadeout scheme */ + assert(PLC2_FADEOUT_LONG_IN_MS >= PLC2_FADEOUT_IN_MS_MIN && PLC2_FADEOUT_IN_MS >= PLC2_FADEOUT_IN_MS_MIN); + assert(PLC2_FADEOUT_LONG_IN_MS <= PLC2_FADEOUT_IN_MS_MAX && PLC2_FADEOUT_IN_MS <= PLC2_FADEOUT_IN_MS_MAX); + i = (PLC2_FADEOUT_IN_MS - PLC2_FADEOUT_IN_MS_MIN) / PLC2_FADEOUT_RES; + + if (fadeout != 0) + { + i = (PLC2_FADEOUT_LONG_IN_MS - PLC2_FADEOUT_IN_MS_MIN) / PLC2_FADEOUT_RES; + } + + /* calculate local burst_len for securing DC and fs/2 muting */ + i2 = (time_offs / ((Lprot * 100) / 160)) + 1; /* burst_len */ + + if (i2 > (fade_scheme_tab[i][1] + 1)) + { + /* start DC scaling attenuation */ + X[0].r = alpha[0] * X[0].r; + + /* start fs/by2 attenuation */ + X[X_len - 1].r = alpha[(xavg_N_grp[fs_idx] - 1)] * X[X_len - 1].r; + } +#endif + + if (n_plocs != 0) { + for (i = 0; i < n_plocs; i++) { + LC3_INT32 delta_corr_dn = delta_corr; + LC3_INT32 delta_corr_up = delta_corr; + + if (i > 0) { + delta_corr_dn = imin( ((plocs[i] - plocs[i - 1] - 1) / 2), delta_corr_dn); + } + + if (i < n_plocs - 1) { + delta_corr_up = imin( ((plocs[i + 1] - plocs[i] - 1) / 2), delta_corr_up); + } + + segmentLen = (plocs[i] - delta_corr_dn) - binCounter; + + for (i2 = 0; i2 < segmentLen; i2++) { + seed_local = (LC3_FLOAT)rand_phase((LC3_INT32)seed_local, &cos_F); + + X_i = X[binCounter]; + X_i_new = cmul(X_i, cexpi((LC3_FLOAT)M_PI*seed_local / (LC3_FLOAT)32768.0)); + + + seed_local = (LC3_FLOAT)own_rand((LC3_INT32)seed_local); + + if (noise_mag_scale != 0) { + X_i = valley_magnitude_adj(X_i_new,(LC3_INT32) seed_local, cos_F); + X_i_new = X_i; + } + + mag_chg_local = mag_chg_gr[subInd]; + alpha_local = alpha[subInd]; + + if (beta[subInd] != 0) { + tmp = beta[subInd] * Xavg[subInd]; + if (one_peak_flag_mask == 0) { + tmp = 0; + X_i_new = realtoc(0); + } + X[binCounter] = cadd(cmul(realtoc(alpha_local), X_i_new), cmul(realtoc(tmp), cexpi((LC3_FLOAT)M_PI*seed_local / (LC3_FLOAT)32768.0))); + } + else { + if (one_peak_flag_mask == 0) { + X_i_new = realtoc(0); + } + + X[binCounter] = cmul(realtoc(mag_chg_local), X_i_new); + } + + binCounter++; + + if (binCounter >= gwlpr[subInd + 1]) { + subInd++; + } + } + + e = plocs[i] + delta_corr_up; + if (e > lprotBy2Minus1) { + e = lprotBy2Minus1; + } + + Xph = corr_phase[i]; + + segmentLen = e - (binCounter - 1); + + for (i2 = 0; i2 < segmentLen; i2++) + { + seed_local = (LC3_FLOAT)own_rand((LC3_INT32)seed_local); + X_i = X[binCounter]; + + { + LC3_INT32 nrep =(LC3_INT32) LC3_FLOOR(Xph / (2.0f*(LC3_FLOAT)M_PI)); + + X_i_new = cmul(X_i, cexpi(Xph - (2.0f*(LC3_FLOAT)M_PI*(LC3_FLOAT)nrep))); + } + + + seed_local = (LC3_FLOAT)own_rand((LC3_INT32)seed_local); + + mag_chg_local = mag_chg_gr[subInd]; + alpha_local = alpha[subInd]; + beta_local = beta[subInd]; + if (beta_local != 0) { + + assert(alpha_local == mag_chg_local); + tmp = beta_local * Xavg[subInd]; + + X[binCounter] = cadd(cmul(realtoc(alpha_local), X_i_new), cmul(realtoc(tmp), cexpi((LC3_FLOAT)M_PI*seed_local / (LC3_FLOAT)32768.0))); + } + else + { + X[binCounter] = cmul(realtoc(mag_chg_local), X_i_new); + } + + binCounter++; + + if (binCounter >= gwlpr[subInd + 1]) { + subInd++; + } + } + } + } + + segmentLen = lprotBy2Minus1 - (binCounter - 1); + + for (i = 0; i < segmentLen; i++) { + seed_local = (LC3_FLOAT)rand_phase((LC3_INT32)seed_local, &cos_F); + + X_i = X[binCounter]; + X_i_new = cmul(X_i, cexpi((LC3_FLOAT)M_PI*seed_local/(LC3_FLOAT)32768.0)); + + seed_local = (LC3_FLOAT)own_rand((LC3_INT32)seed_local); + + if (noise_mag_scale != 0) { + X_i = valley_magnitude_adj(X_i_new, (LC3_INT32)seed_local, cos_F); + X_i_new = X_i; + } + + if (one_peak_flag_mask == 0) { + X_i_new = realtoc(0); + } + + alpha_local = alpha[subInd]; + mag_chg_local = mag_chg_gr[subInd]; + + if (beta[subInd] != 0) { + assert(alpha_local == mag_chg_local); + tmp = beta[subInd]*Xavg[subInd]; + + if (one_peak_flag_mask == 0) { + tmp = 0; + } + + X[binCounter] = cadd(cmul(realtoc(alpha_local), X_i_new), cmul(realtoc(tmp), cexpi((LC3_FLOAT)M_PI*seed_local/(LC3_FLOAT)32768.0))); + } + else + { + X[binCounter] = cmul(realtoc(mag_chg_local), X_i_new); + } + + binCounter++; + + if (binCounter >= gwlpr[subInd + 1]) { + subInd++; + } + } + + + *seed = (LC3_INT32)seed_local; +} + +static LC3_INT32 own_rand(LC3_INT32 seed) { + LC3_INT32 retSeed; + assert(seed <= 32767 && seed >= -32768); + retSeed = (13849 + (seed + 32768) * 31821) & 65535; + retSeed -= 32768; + assert(retSeed <= 32767 && retSeed >= -32768); + return retSeed; +} + +static Complex valley_magnitude_adj(Complex X_i_in, LC3_INT32 uni_seed, LC3_FLOAT cos_F) { + LC3_FLOAT scale = ((LC3_FLOAT)0.5*(LC3_FLOAT)uni_seed/(LC3_FLOAT)32768.0) + (LC3_FLOAT)0.5*cos_F; + scale = (LC3_FLOAT)1.0 + (LC3_FLOAT)0.25*scale; + + assert(scale <= (LC3_FLOAT)1.25); + assert(scale >= (LC3_FLOAT)0.75); + + return cmul(X_i_in, realtoc(scale)); +} + +static LC3_INT32 rand_phase(LC3_INT32 seed_in, LC3_FLOAT* cos_F) { + LC3_FLOAT seed = (LC3_FLOAT)own_rand(seed_in); + *cos_F = LC3_COS((LC3_FLOAT)M_PI*seed/(LC3_FLOAT)32768.0); + return (LC3_INT32) seed; +} + + +#ifdef CR8_A_PLC_FADEOUT_TUNING + +static LC3_INT16 plc_phEcu_nonpure_tone_ana(const LC3_INT32* plocs, const LC3_INT32 n_plocs, const Complex* X, const LC3_FLOAT* Xavg, const LC3_INT32 Lprot) +{ + + LC3_INT16 nonpure_tone_detect; + LC3_INT16 n_ind, tone_ind, low_ind, high_ind; + LC3_FLOAT peak_amp, peak_amp2, valley_amp, x_abs[(1 + 2 * ONE_SIDED_SINE_WIDTH + 2 * 1)]; + LC3_INT16 sineband_ind_low, sineband_ind_high; + LC3_INT16 i, fs_idx, N_grp; + LC3_FLOAT tmp, tmp_dB, tot_inc_HF, tot_inc_LF; + + + + /* use compressed hearing sensitivity curve to allow more deviation in highest and lowest bands */ + /* ROM table LC3_FLOAT scATHFx[MAX_LGW - 1] */ + + /* init */ + nonpure_tone_detect = 0; + tot_inc_HF = 0.0; + tot_inc_LF = 0.0; + + /* limit single sine optimization to when 2 peaks are close enough to represent a single sinusoid */ + if (n_plocs == 2 && (plocs[1] - plocs[0]) >= ONE_SIDED_SINE_WIDTH) /* NB, plocs is an ordered vector */ + { + nonpure_tone_detect |= 0x1; + } + + /* local bin wise dynamics analysis, if 2 peaks, we do the analysis based on the location of the largest peak */ + { + tone_ind = 0; + plc_phEcu_fft_spec2_sqrt_approx(&(X[plocs[0]]), 1, &peak_amp); /* get 1st peak amplitude = approx_sqrt(Re^2+Im^2) */ + + + if ((n_plocs - 2) == 0) + { + plc_phEcu_fft_spec2_sqrt_approx(&(X[plocs[1]]), 1, &peak_amp2); /* get 2nd peak amplitude */ + if (peak_amp2 > peak_amp) + { + tone_ind = 1; + peak_amp = peak_amp2; + } + } + + low_ind = MAX(1, plocs[tone_ind] - (ONE_SIDED_SINE_WIDTH + 1)); /* DC is not allowed as valley */ + high_ind = MIN((Lprot >> 1) - 2, plocs[tone_ind] + (ONE_SIDED_SINE_WIDTH + 1)); /* Fs/2 is not allowed as valley */ + + n_ind = high_ind - low_ind + 1; + + /* find lowest amplitudes around the assumed main lobe center location */ + plc_phEcu_fft_spec2_sqrt_approx(&(X[low_ind]), n_ind, x_abs); + valley_amp = peak_amp; + for (i = 0; i < n_ind; i++) { + valley_amp = MIN(x_abs[i], valley_amp); + } + + /* at least a localized amplitude ratio of 16 (24 dB) required to declare a pure sinusoid */ + if (peak_amp < 16 * valley_amp) /* 1/16 easily implemented in BASOP */ + { + + nonpure_tone_detect |= 0x2;/* not a pure tone due to too low local SNR */ + + } + } + + /* analyze LF/ HF bands energy dynamics vs the assumed single tone band ( one or two peaks found) */ + { + fs_idx = (LC3_INT16)floor(Lprot / 160); /* fs_idx */ + assert(fs_idx < 5); + + /* Xavg , is a vector of rather rough MDCT based band energy estimates in perceptually motivated bands. from approx the last 26 ms of synthesis */ + + /* eval amplitude relations for assumed tonal band vs lower and higher bands */ + N_grp = xavg_N_grp[fs_idx]; /* { 4 NB , 5 WB , 6 SSWB , 7 SWB, 8 FB }; */ + + /* establish band(s) with assumed sinusoid tone */ + /* if tone freq location is below first MDCT-band definition, use first band as location anyway */ + i = 0; /* band 0 , 1 , 2 , 3 , ...*/ + while (plocs[tone_ind] >= gwlpr[i + 1]) { /* gwplr= [ 1, 12(750Hz), 20(1250Hz) , 36 , .. */ + /* dct-inds "0"...11, 12...19, 20...35, 36 ... */ + i++; + } + sineband_ind_low = i; + sineband_ind_high = i; /* typically in the same band as low */ + + /* a single tone may end up on a band border + , handle case when assumed tone is more or less right in between two perceptual bands +/-4 62.5 Hz */ + if ((sineband_ind_high > 0) && + (plocs[tone_ind] - ONE_SIDED_SINE_WIDTH) >= gwlpr[sineband_ind_high + 1] + ) { + sineband_ind_low = sineband_ind_high - 1; + } + + if ( (sineband_ind_low < (N_grp - 1)) && + (plocs[tone_ind] + ONE_SIDED_SINE_WIDTH) >= gwlpr[sineband_ind_low + 1] + ) { + sineband_ind_high = sineband_ind_low + 1; + } + } + + + + /* intraframe(26 ms), weighted LB and HB envelope dynamics/variation analysis */ + /* envelope analysis , + require at least two HF or two LF bands in the envelope taper/roll-off analysis , otherwise skip this condition */ + + + if (nonpure_tone_detect == 0 && + (((sineband_ind_high + 2) < N_grp) || + ((sineband_ind_low - 2) >= 1) + ) + ) + { + /* delta taper-off analysis solution, less sensitive to input bandwidth limitation and levels */ + + /* verify that an assumed clean sine does not have any odd HF content indications by thresholding the accumulated delta rise in LF/HF side lobes */ + for (i = (sineband_ind_high + 1); i < (N_grp - 1); i++) { + tmp = (Xavg[i + 1] + LC3_EPS) / (Xavg[i] + LC3_EPS); + tmp_dB = 20.0*LC3_LOGTEN(tmp); + if ((Xavg[i] + LC3_EPS) > (Xavg[i + 1] + LC3_EPS)) { + tmp_dB = 0; + } + tot_inc_HF += scATHFx[i] * tmp_dB; /* i is ATH factor between band i, i+1 based on Hearing sensitivity */ + } + + /* verify that an assumed clean sine does not have any odd LF content by thresholding the accumulated LF reverse up tilt */ + for (i = MAX(0, (sineband_ind_low - 1)); i > 0; i--) { + tmp = (Xavg[i - 1] + LC3_EPS) / (Xavg[i] + LC3_EPS); + tmp_dB = 20.0*LC3_LOGTEN(tmp); /* switch to log2() to simplify BASOP */ + + if ((Xavg[i - 1] + LC3_EPS) < (Xavg[i] + LC3_EPS)) { + tmp_dB = 0; + } + tot_inc_LF += scATHFx[i - 1] * tmp_dB; /* "psycho" scale using i-1 is ATH factor between band i-1, i , based on Hearing sensitivity */ + } + + if (tot_inc_HF > 4.5){ /* 4.5 dB in log2 is 0.7474 */ + nonpure_tone_detect |= 0x10; /* still not a pure tone, too great HF side increase */ + } + + if (tot_inc_LF > 4.5) { /* 4.5 dB limit in 4.5 = 20log10(x) corresponds to limit value 0.7474 in log2(x) */ + nonpure_tone_detect |= 0x20; /* still not a pure tone, too great accumulated LF side increase */ + } + + /* verify that an assumed clean sine does not have any odd LF+HF content by thresholding the accumulated LF+HF unexpected tilt */ + if ((tot_inc_LF + tot_inc_HF) > 6.0) { /* 6 dB limit in 20log10(x) corresponds to limit value 1.0 in log2(x) */ + nonpure_tone_detect |= 0x40; /* still not a pure tone, to great LF+HF side variation/increase */ + } + } /* bands available*/ + + return nonpure_tone_detect; +} +#endif /* CR8_A_PLC_FADEOUT_TUNING */ + diff --git a/lib_lc3plus/plc_phecu_tba_per_band_gain.c b/lib_lc3plus/plc_phecu_tba_per_band_gain.c new file mode 100644 index 0000000000000000000000000000000000000000..10aef923460bbea1ce1d80ffa7bf32cf923f7d90 --- /dev/null +++ b/lib_lc3plus/plc_phecu_tba_per_band_gain.c @@ -0,0 +1,44 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +void plc_phEcu_tba_per_band_gain(LC3_INT32 n_grp, LC3_FLOAT *gr_pow_left, LC3_FLOAT *gr_pow_right, LC3_FLOAT *trans, LC3_FLOAT *grp_pow_change) +{ + LC3_INT32 i; + + /* per band gain */ + for (i = 0; i < n_grp; i++) { + if (gr_pow_left[i] > 0) + { + trans[i] = gr_pow_right[i] / gr_pow_left[i]; + } + else + { + /* handle division by zero case */ + if (gr_pow_right[i] > 0) + { + trans[i] = 10.0; /* positive/0 transient */ + } + else + { + trans[i] = 1.0; /* 0/0 no transient , no power change */ + } + } + grp_pow_change[i] = (LC3_FLOAT) 10.0 * LC3_LOGTEN(trans[i]); + + } + + return; +} diff --git a/lib_lc3plus/plc_phecu_tba_spect_Xavg.c b/lib_lc3plus/plc_phecu_tba_spect_Xavg.c new file mode 100644 index 0000000000000000000000000000000000000000..20baf4e7962e2e46c664c3275d28ac34ef1e6926 --- /dev/null +++ b/lib_lc3plus/plc_phecu_tba_spect_Xavg.c @@ -0,0 +1,46 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +void plc_phEcu_tba_spect_Xavg(LC3_INT32 fs_idx, LC3_INT32 n_grp, LC3_FLOAT *oold_spec_shape, + LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_spec_shape, + LC3_FLOAT *old_EwPtr, LC3_FLOAT *gr_pow_left, LC3_FLOAT *gr_pow_right, LC3_FLOAT *Xavg) +{ + LC3_INT32 i; + LC3_FLOAT XavgEn[MAX_LGW]; + LC3_FLOAT xfp_w_scale, oold_Escale, old_Escale; + + /* 8k 16k 24k 32k 48k */ + LC3_FLOAT flt_xfp_wE_MDCT2FFT_target[5] = { (LC3_FLOAT) 1.9906, (LC3_FLOAT) 4.0445, (LC3_FLOAT) 6.0980, (LC3_FLOAT) 8.1533, (LC3_FLOAT) 12.2603 }; + LC3_INT32 gw_0[10] = { 1, 3, 5, 9, 17, 33, 49, 65, 81, 97 }; + + /* prepare scale factor */ + + xfp_w_scale = LC3_ROUND(flt_xfp_wE_MDCT2FFT_target[fs_idx]/(LC3_FLOAT)16.0*(LC3_FLOAT) 32768.0) / (LC3_FLOAT) LC3_POW(2,11); + + /* prepare left and right subband energies */ + oold_Escale = (*oold_EwPtr) * xfp_w_scale; + old_Escale = (*old_EwPtr) * xfp_w_scale; + for (i = 0;i < n_grp;i++) { + gr_pow_left[i] = oold_spec_shape[i] * oold_Escale; + gr_pow_right[i] = old_spec_shape[i] * old_Escale; + + XavgEn[i] = ((LC3_FLOAT) 0.5) * (gr_pow_left[i] + gr_pow_right[i]) / (gw_0[i + 1] - gw_0[i]); + Xavg[i] = LC3_SQRT(XavgEn[i]); + } + + return; +} + diff --git a/lib_lc3plus/plc_phecu_tba_trans_dect_gains.c b/lib_lc3plus/plc_phecu_tba_trans_dect_gains.c new file mode 100644 index 0000000000000000000000000000000000000000..69d6bf3968a859d66b062ca34f396c5bebd208ff --- /dev/null +++ b/lib_lc3plus/plc_phecu_tba_trans_dect_gains.c @@ -0,0 +1,387 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + +#define BETA_MUTE_FAC 0.5 /* % attenuation factor per additional bad frame, FX uses 0.5 (shift right with 1 bit) */ +#define BETA_MUTE_FAC_INI 0.5 + + +#define OFF_FRAMES_LIMIT 30 /* 300 ms for LC3 10 ms */ + + + +#define LGW32k 7 +#define LGW16k 5 + + +/* Tables for attentuation of mag_chg, copied from FX */ +/* Tables are in Q15 */ +/* 0.3 dB attenuation per frame for 16 frames, then 6 dB attenuation per frame */ +const LC3_INT32 POW_ATT_TABLE1[OFF_FRAMES_LIMIT + 1] = { 32767, 31656, 30581, 29543, 28540, 27571, 26635, 25731, 24857, 24013, + 23198, 22410, 21650, 20915, 20205, 19519, 9759, 4880, 2440, 1220, + 610, 305, 152, 76, 38, 19, 10, 5, 2, 1, + 0 }; +/* % 0.4 dB attenuation per frame for 16 frames, then 6 dB attenuation per frame */ +const LC3_INT32 POW_ATT_TABLE0[OFF_FRAMES_LIMIT + 1] = { 32767, 31293, 29885, 28540, 27255, 26029, 24857, 23738, 22670, 21650, + 20675, 19745, 18856, 18007, 17197, 16423, 8211, 4106, 2053, 1026, + 513, 257, 128, 64, 32, 16, 8, 4, 2, 1, + 0 }; + +#ifdef PLC2_FADEOUT_IN_MS +#if PLC2_FADEOUT_IN_MS == 0 +#ifndef CR8_A_PLC_FADEOUT_TUNING +/* default setting only requires two tables */ +const Word16* const POW_ATT_TABLES[1 + 2] = +{ NULL, POW_ATT_TABLE1/*1 0.3dB steps */ , POW_ATT_TABLE0/*2 0.4 dB steps*/, +}; +#endif +#else + +#ifdef CR8_A_PLC_FADEOUT_TUNING +const LC3_INT32 POW_ATT_TABLE_p3x9_14_7[OFF_FRAMES_LIMIT + 1] = { + 32767, + 31656, 30581, 29543, 28540, 27571, 26635, 25731, 24857, 24013, /* 9 times .3dB steps , 14 6 dB steps, 7 muted steps */ + 12007, 6003, 3002, 1501, 750, 375, 188, 94, 47, 23, 12, 6, 3, 1, + 0, 0, 0, 0, 0, 0, 0 }; + +const LC3_INT32 POW_ATT_TABLE_p4x9_14_7[OFF_FRAMES_LIMIT + 1] = +{ 32767, + 31293, 29885, 28540, 27255, 26029, 24857, 23738, 22670, 21650, /* 9 times .4dB steps , 14 6 dB steps, 7 muted steps */ + 10825, 5413, 2706, 1353, 677, 338, 169, 85, 42, 21, 11, 5, 3, 1, + 0, 0,0,0,0,0,0 }; +#endif + + +const LC3_INT32 POW_ATT_TABLE_p3x8_6[] = { + 32767, 31656, 30581, 29543, 28540, 27571, 26635, 25731, 12865, 6433, + 3216, 1608, 804, 402, 201, 101, 50, 25, 13, 6, + 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0 }; +const LC3_INT32 POW_ATT_TABLE_p4x8_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 31293, 29885, 28540, 27255, 26029, 24857, 23738, 11869, 5935, + 2967, 1484, 742, 371, 185, 93, 46, 23, 12, 6, + 3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 }; + +const LC3_INT32 POW_ATT_TABLE_p3x4_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 31656, 30581, 29543, 14772, 7386, 3693, 1847, 923, 462, + 231, 115, 58, 29, 14, 7, 4, 2, 1, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; +const LC3_INT32 POW_ATT_TABLE_p4x4_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 31293, 29885, 28540, 14270, 7135, 3568, 1784, 892, 446, + 223, 111, 56, 28, 14, 7, 3, 2, 1, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; + +const LC3_INT32 POW_ATT_TABLE_p3x2_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 31656, 15828, 7914, 3957, 1979, 989, 495, 247, 124, + 62, 31, 15, 8, 4, 2, 1, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; +const LC3_INT32 POW_ATT_TABLE_p4x2_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 31293, 15647, 7823, 3912, 1956, 978, 489, 244, 122, + 61, 31, 15, 8, 4, 2, 1, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; + +const LC3_INT32 POW_ATT_TABLE_p3x1_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 16384, 8192, 4096, 2048, 1024, 512, 256, 128, 64, + 32, 16, 8, 4, 2, 1, 1, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; +const LC3_INT32 POW_ATT_TABLE_p4x1_6[OFF_FRAMES_LIMIT + 1] = { + 32767, 16384, 8192, 4096, 2048, 1024, 512, 256, 128, 64, + 32, 16, 8, 4, 2, 1, 1, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; + +#ifdef CR8_A_PLC_FADEOUT_TUNING +const LC3_INT32 *const POW_ATT_TABLES[1 + 12] = +{ NULL, +/*0.3dB col , 0.4dB col */ +/* 1*/POW_ATT_TABLE_p3x1_6, POW_ATT_TABLE_p4x1_6, /* 0 0.3dB, 16 6dB, 14mute */ /* 0.4dB version */ /* old short mute tabs */ +/* 3*/POW_ATT_TABLE_p3x2_6, POW_ATT_TABLE_p4x2_6, /* 1 0.3dB, 15 6dB ,14mute */ /* 0.4dB version */ +/* 5*/POW_ATT_TABLE_p3x4_6, POW_ATT_TABLE_p4x4_6, /* 3 0.3dB, 15 6dB , 12 mute */ /* 0.4dB version */ +/* 7*/POW_ATT_TABLE_p3x8_6, POW_ATT_TABLE_p4x8_6, /* 7 0.3dB, 15 6dB , 8 mute */ /* 0.4dB version */ +/* 9*/POW_ATT_TABLE_p3x9_14_7, POW_ATT_TABLE_p4x9_14_7, /* 9 0.3dB, 14 6dB , 7 mute */ /* 0.4dB version */ /* opt 120 ms */ +/*11*/POW_ATT_TABLE1, POW_ATT_TABLE0, /* 15 0.3dB, 14 6dB , 1 mute */ /* 0.4dB version */ /* original curves */ +}; + +#else + +const LC3_INT32* const POW_ATT_TABLES[1 + 10] = +{ NULL, + POW_ATT_TABLE1 , POW_ATT_TABLE0, /* .3dB x16,16 6dB steps */ /* .4dB x16, 16 6dB steps */ /*original/default */ + POW_ATT_TABLE_p3x8_6, POW_ATT_TABLE_p4x8_6, /* .3dB x8, 24 6dB steps */ /* .4dB x8, 24 6dB steps */ + POW_ATT_TABLE_p3x4_6, POW_ATT_TABLE_p4x4_6, /* .3dB x4, 28 6dB steps */ /* .4dB x4, 28 6dB steps */ + POW_ATT_TABLE_p3x2_6, POW_ATT_TABLE_p4x2_6, /* .3dB x2, 30 6dB steps */ /* .4dB x2, 30 6dB steps */ + POW_ATT_TABLE_p3x1_6, POW_ATT_TABLE_p4x1_6 /* .3dB x1, 30 6dB steps */ /* .4dB x1, 30 6dB steps */ +}; +#endif +#endif +#endif + +void plc_phEcu_tba_trans_dect_gains(LC3_INT32 burst_len, LC3_INT32 n_grp, LC3_FLOAT *grp_pow_change, + LC3_FLOAT *stPhECU_beta_mute, LC3_FLOAT *stPhECU_mag_chg_1st, + LC3_FLOAT *alpha, LC3_FLOAT *beta, LC3_FLOAT *mag_chg, LC3_FLOAT *ph_dith, LC3_INT32 *tr_dec, + LC3_FLOAT *att_val, LC3_INT32 *attDegreeFrames_dbg, LC3_FLOAT *thresh_dbg +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif + ) +{ + + LC3_INT32 i; + LC3_FLOAT thresh_tr_dB, max_increase_grp_pow; + LC3_FLOAT max_increase_grp_pow_lin; + LC3_FLOAT grp_pow_change_lin[MAX_LGW]; + LC3_FLOAT XavgFadeinFactor; + + LC3_INT32 burst_att_thresh; + LC3_INT32 att_per_frame_idx; + LC3_INT32 att_always, attDegreeFrames; +#ifndef CR8_A_PLC_FADEOUT_TUNING + LC3_INT32 FADEOUT_IN_MS, PLC_P800_SPEECH_FADEOUT_IN_FRAMES, + PLC2_FADEOUT_IN_FRAMES, BURST_ATT_THRESH_PRE; +#endif + const LC3_INT32 *TABLEQ15; +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT32 beta_mute_thr; /* time threshold in 10 ms frames to start beta - noise attenuation */ +#endif +#ifndef CR8_A_PLC_FADEOUT_TUNING + LC3_INT32 BURST_ATT_THRESH; /* start attenuate with losses in a row, also starts FADE2AVG actions */ + LC3_INT32 ATT_PER_FRAME; /* initial msuic attenuation table ptr, actually implemented in table lookup! */ + LC3_INT32 BETA_MUTE_THR; /* time threshold in 10 ms frames to start beta - noise attenuation */ +#endif + UNUSED(attDegreeFrames_dbg); + + /* constants setup */ + att_always = 0; + + XavgFadeinFactor = -1.0; + +#ifndef CR8_A_PLC_FADEOUT_TUNING + if (PLC2_FADEOUT_IN_MS < 0) + { + FADEOUT_IN_MS = PLC_FADEOUT_IN_MS; /* % use TDC - SETTING as basic input */ + } + else + { + FADEOUT_IN_MS = PLC2_FADEOUT_IN_MS; /* % use a PLC2 individual settings */ + } +#endif + +#ifndef CR8_A_PLC_FADEOUT_TUNING + PLC_P800_SPEECH_FADEOUT_IN_FRAMES = (LC3_INT32)LC3_FLOOR((LC3_FLOAT)FADEOUT_IN_MS / (LC3_FLOAT)10.0); /* % nominal value for speech */ + + PLC2_FADEOUT_IN_FRAMES = MIN(OFF_FRAMES_LIMIT, MAX(6, 3 * PLC_P800_SPEECH_FADEOUT_IN_FRAMES)); /* for PLC2 we typically maintain energy 3x longer */ + + BURST_ATT_THRESH_PRE = MIN(5, MAX(1, (1 * PLC2_FADEOUT_IN_FRAMES) / 6)); /* nominal 20-40 ms to start actual muting, will be thresh +1 */ + ATT_PER_FRAME = MIN(10, MAX(2, 2 * (6 - BURST_ATT_THRESH_PRE))); /* % we let the BURST_ATT_thresh control the initial table selection */ + BURST_ATT_THRESH = MIN(BURST_ATT_THRESH_PRE, 4); + BETA_MUTE_THR = MIN(4 + (OFF_FRAMES_LIMIT / 2) + 1, MAX(4, BURST_ATT_THRESH + 1 + (LC3_INT32)LC3_POW((LC3_FLOAT)2.0, BURST_ATT_THRESH_PRE - (LC3_FLOAT)1))); /* nominal time to start mandatory decrease of Xavg */ + +/* Initialize in the same way as done in trans_burst_ana_fx(), even though this is not really needed */ + burst_att_thresh = BURST_ATT_THRESH; + att_per_frame_idx = ATT_PER_FRAME; +#endif + + + /* 10ms constants */ + thresh_tr_dB = 10.0; /* dB threshold kept same as for 20ms, even though transient analysis frame size was shortened */ + max_increase_grp_pow = 0; /* maximum amplification(dB) in case of onset transients, offset always deacy */ + + max_increase_grp_pow_lin = (LC3_FLOAT)1.0*LC3_POW((LC3_FLOAT)10.0, max_increase_grp_pow / (LC3_FLOAT)10.0)*(LC3_FLOAT)(32767.0 / 32768.0); + + +#ifndef CR8_A_PLC_FADEOUT_TUNING + /* envelope setting */ + burst_att_thresh = BURST_ATT_THRESH + 1; + att_per_frame_idx = ATT_PER_FRAME - 1; +#endif + +#ifdef CR8_A_PLC_FADEOUT_TUNING + if (plc_fadeout_type != 0) + { + i = (PLC2_FADEOUT_LONG_IN_MS - PLC2_FADEOUT_IN_MS_MIN) / PLC2_FADEOUT_RES; /*a long fading table entry in fade_scheme_tab */ + } else { + i = (PLC2_FADEOUT_IN_MS - PLC2_FADEOUT_IN_MS_MIN) / PLC2_FADEOUT_RES; /* a shorter fading entry in fade_scheme_tab */ + } + assert(i >= 0 && i <= ((PLC2_FADEOUT_IN_MS_MAX - PLC2_FADEOUT_IN_MS_MIN) / PLC2_FADEOUT_RES) && "fade_scheme_tab index error"); + + att_per_frame_idx = fade_scheme_tab[i][0]; + burst_att_thresh = fade_scheme_tab[i][1]; /* number of 1.0 frames before muting/mixing phase */ + /* band gain muting may can take place earlier due to a band transient */ + beta_mute_thr = fade_scheme_tab[i][2]; /* muting of Xavg contribution start when slow fadeout is over */ +#endif + + attDegreeFrames = 0; + if (burst_len > burst_att_thresh) + { + att_always = 1; + + /* Added to be able to able to use tables to be aligned with FX */ + /* Limit attDegreeFrames to OFF_FRAMES_LIMIT */ + attDegreeFrames = burst_len - burst_att_thresh; + + if (attDegreeFrames > OFF_FRAMES_LIMIT) + { + attDegreeFrames = OFF_FRAMES_LIMIT; + } + } + + + set_vec(1.0 * (32767.0/32768.0), mag_chg, n_grp); + set_vec(0.0, ph_dith, n_grp); + + set_vec(1.0 * (32767.0/32768.0), alpha, n_grp); + set_vec(0.0, beta, n_grp); + set_vec_int(0, tr_dec, n_grp); + + set_vec(1.0 * (32767.0/32768.0), att_val, n_grp); + + + + /* transient detection per band */ + for (i = 0;i < n_grp; i++) { + if(burst_len == 1) + { + /* first bad frame */ + grp_pow_change_lin[i] = LC3_POW((LC3_FLOAT)10.0, grp_pow_change[i]/(LC3_FLOAT)10.0); + + *stPhECU_beta_mute = BETA_MUTE_FAC_INI; + *stPhECU_beta_mute = *stPhECU_beta_mute / (LC3_FLOAT)2.0; + + /* transient processing */ + /* transients may be both rise and decay transients !! */ + + if(LC3_FABS(grp_pow_change[i]) >= thresh_tr_dB) + { + + tr_dec[i] = 1; + } + + + /* magnitude modification */ + att_val[i] = 0.0f; + if(tr_dec[i] || att_always) { + + att_val[i] = MIN(max_increase_grp_pow_lin, grp_pow_change_lin[i]); /* % linear values !! */ + att_val[i] = LC3_SQRT(att_val[i]); + mag_chg[i] = att_val[i]; + stPhECU_mag_chg_1st[i] = att_val[i]; + } + else + { + mag_chg[i] = 1.0 * (LC3_FLOAT)(32767.0/32768.0); + stPhECU_mag_chg_1st[i] = (LC3_FLOAT)1.0; + } + } + else + { + /* burst handling based on states */ + + assert(burst_len >= 2); /* states used here */ + tr_dec[i] = 0; + +#ifndef CR8_A_PLC_FADEOUT_TUNING + if (PLC_FADEOUT_IN_MS > 0) +#endif + { +#ifdef CR8_A_PLC_FADEOUT_TUNING + assert(att_per_frame_idx >= 1 && att_per_frame_idx <= (10+2)); +#else + assert(att_per_frame_idx >= 1 && att_per_frame_idx <= 10); +#endif + TABLEQ15 = POW_ATT_TABLES[att_per_frame_idx]; + att_val[i] = (LC3_FLOAT)1.0 * ( (LC3_FLOAT) TABLEQ15[MIN(OFF_FRAMES_LIMIT, attDegreeFrames )] / (LC3_FLOAT)32768.0); /* Table idx 0...N-1 therefore no + 1 */ + att_val[i] = att_val[i]; + } +#ifndef CR8_A_PLC_FADEOUT_TUNING + else + { + + if (att_per_frame_idx == ATT_PER_FRAME) + { + att_val[i] = (LC3_FLOAT)1.0 * ( (LC3_FLOAT)POW_ATT_TABLE0[MIN(OFF_FRAMES_LIMIT, attDegreeFrames)] / (LC3_FLOAT)32768.0); + } + else + { + att_val[i] = (LC3_FLOAT)1.0 * ( (LC3_FLOAT)POW_ATT_TABLE1[MIN(OFF_FRAMES_LIMIT, attDegreeFrames)] / (LC3_FLOAT)32768.0); + } + } +#endif + + if ( (att_val[i] != 0) && (att_val[i] * (LC3_FLOAT)32768.0 < (LC3_FLOAT)0.5) ) + { + att_val[i] = 0.0; /* for SNR measurments match in float lowest possible level to BASOP representation */ + } + + /* Apply attenuation */ + mag_chg[i] = stPhECU_mag_chg_1st[i]; + + mag_chg[i] = mag_chg[i] * att_val[i]; /* add additional attenuation from burst attenation logic */ + + if ((mag_chg[i] != 0) && (mag_chg[i] * (LC3_FLOAT)32768.0 < (LC3_FLOAT)0.5)) + { + mag_chg[i] = 0; /* for SNR measurments match in float lowest possible level to BASOP representation */ + } + + +#ifdef CR8_A_PLC_FADEOUT_TUNING + /* note beta_mute decreased once per frame, not once per band */ + if (i == 0 && burst_len > beta_mute_thr) +#else + if(burst_len > BETA_MUTE_THR) +#endif + { + *stPhECU_beta_mute = *stPhECU_beta_mute * (LC3_FLOAT)BETA_MUTE_FAC; + } + + alpha[i] = mag_chg[i]; + + if (alpha[i] >= (LC3_FLOAT)(32766.0 / 32768.0)) + { + beta[i] = 0; /* align to BASOP more efficent use of beta */ + } + else + { + beta[i] = LC3_SQRT((LC3_FLOAT)1.0 - alpha[i]* alpha[i]) * *stPhECU_beta_mute; + } + + if ( i >= LGW32k-1) { + beta[i] = beta[i] * (LC3_FLOAT)0.1; + } + else if( i >= LGW16k-1) + { + beta[i] = beta[i] * (LC3_FLOAT)0.5; + } + + + /* limit Xavg noise contribution further in case of offset / tr_decay */ + + if ((burst_len <= burst_att_thresh) && (stPhECU_mag_chg_1st[i] < (LC3_FLOAT)(32767.0 / 32768.0))) + { + XavgFadeinFactor = (LC3_FLOAT)(burst_len - (LC3_FLOAT)1.0) / burst_att_thresh; + + XavgFadeinFactor = MIN((LC3_FLOAT)1.0, XavgFadeinFactor); + + beta[i] = beta[i] * XavgFadeinFactor; + + } + } + } + + if (thresh_dbg != NULL) + { + *thresh_dbg = XavgFadeinFactor; + } + + return; +} + diff --git a/lib_lc3plus/plc_phecu_trans_burst_ana_sub.c b/lib_lc3plus/plc_phecu_trans_burst_ana_sub.c new file mode 100644 index 0000000000000000000000000000000000000000..a25947a1864a0c43eef673860f191e9de6e2579d --- /dev/null +++ b/lib_lc3plus/plc_phecu_trans_burst_ana_sub.c @@ -0,0 +1,60 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "functions.h" + + + + +void plc_phEcu_trans_burst_ana_sub(LC3_INT32 fs_idx, LC3_INT32 burst_len, LC3_INT32 n_grp, LC3_FLOAT *oold_spect_shape, + LC3_FLOAT *oold_EwPtr, LC3_FLOAT *old_spect_shape, + LC3_FLOAT *old_EwPtr, LC3_FLOAT *stPhECU_beta_mute, + LC3_FLOAT *stPhECU_mag_chg_1st, LC3_FLOAT *stPhECU_Xavg, LC3_FLOAT *alpha, LC3_FLOAT *beta, LC3_FLOAT *mag_chg, LC3_INT32 *tr_dec_dbg, LC3_FLOAT *gpc_dbg +#ifdef CR8_A_PLC_FADEOUT_TUNING + , LC3_UINT8 plc_fadeout_type +#endif +) +{ + LC3_FLOAT gr_pow_left[MAX_LGW]; + LC3_FLOAT gr_pow_right[MAX_LGW]; + LC3_FLOAT trans[MAX_LGW]; + LC3_FLOAT grp_pow_change[MAX_LGW]; + LC3_FLOAT ph_dith[MAX_LGW]; + LC3_FLOAT att_val[MAX_LGW]; + LC3_INT32 tr_dec[MAX_LGW]; + + LC3_INT32 attDegreeFrames; + LC3_FLOAT thresh_dbg; + + UNUSED(tr_dec_dbg); + UNUSED(gpc_dbg); + + if (burst_len <= 1) + { + plc_phEcu_tba_spect_Xavg(fs_idx, n_grp, oold_spect_shape, oold_EwPtr, old_spect_shape, old_EwPtr, gr_pow_left, gr_pow_right, stPhECU_Xavg); + + plc_phEcu_tba_per_band_gain(n_grp, gr_pow_left, gr_pow_right, trans, grp_pow_change); + + } + + plc_phEcu_tba_trans_dect_gains(burst_len, n_grp, grp_pow_change, stPhECU_beta_mute, stPhECU_mag_chg_1st, alpha, beta, mag_chg, ph_dith, tr_dec, att_val, &attDegreeFrames, &thresh_dbg +#ifdef CR8_A_PLC_FADEOUT_TUNING + , plc_fadeout_type +#endif + ); + + + + return; +} + diff --git a/lib_lc3plus/plc_tdc.c b/lib_lc3plus/plc_tdc.c new file mode 100644 index 0000000000000000000000000000000000000000..25c4aa06407a6c68b674f0c84113dcb814c62a63 --- /dev/null +++ b/lib_lc3plus/plc_tdc.c @@ -0,0 +1,803 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +/***************************************************************************\ + * contents/description: Main function for Time domain concealment +\***************************************************************************/ + +#include "options.h" +#include "wmc_auto.h" +#include +#include "functions.h" + + +static LC3_INT16 TDC_random_short(LC3_INT16 *seed); +static LC3_FLOAT TDC_get_gainp(const LC3_FLOAT x[], const LC3_FLOAT y[], LC3_INT32 n); +static LC3_FLOAT TDC_get_gainc(const LC3_FLOAT x[], const LC3_FLOAT y[], const LC3_FLOAT *gain_p, const LC3_INT32 n, const LC3_INT32 frame_dms); +static void TDC_LPC_synthesis(const LC3_FLOAT a[], LC3_FLOAT x[], LC3_FLOAT y[], LC3_INT32 l, const LC3_FLOAT mem[], LC3_INT32 lpcorder, LC3_FLOAT *buf); +static void TDC_LPC_residu(const LC3_FLOAT *a, LC3_FLOAT *x, LC3_FLOAT *y, LC3_INT32 l, LC3_INT32 lpcorder); +static void TDC_highPassFiltering(const LC3_INT32 L_buffer, LC3_FLOAT exc2[], const LC3_FLOAT hp_filt[], const LC3_INT32 l_fir_fer); +static void TDC_f_preemph(LC3_FLOAT *signal, const LC3_FLOAT *mu, LC3_INT32 L, LC3_FLOAT *mem); +static void TDC_deemph(LC3_FLOAT *signal, const LC3_FLOAT *mu, LC3_INT32 L, const LC3_FLOAT *mem); +const LC3_FLOAT TDC_high_16[TDC_L_FIR_HP] = { 0.f, -0.0205f, -0.0651f, -0.1256f, -0.1792f, 0.8028f, -0.1792f, -0.1256f, -0.0651f, -0.0205f, 0.f }; +const LC3_FLOAT TDC_high_32[TDC_L_FIR_HP] = {-0.0517f, -0.0587f, -0.0820f, -0.1024f, -0.1164f, 0.8786f, -0.1164f, -0.1024f, -0.0820f, -0.0587f, -0.0517f}; +const LC3_FLOAT TDC_high_16_harm[TDC_L_FIR_HP] = { 0.0053f, 0.0000f, -0.0440f, 0.0000f, 0.2637f, 0.5500f, 0.2637f, 0.0000f, -0.0440f, 0.0000f, 0.0053f}; +const LC3_FLOAT TDC_high_32_harm[TDC_L_FIR_HP] = {-0.0053f, -0.0037f, -0.0140f, 0.0180f, 0.2668f, 0.4991f, 0.2668f, 0.0180f, -0.0140f, -0.0037f, -0.0053f}; +static void TDC_levinson(LC3_FLOAT *acf, LC3_INT32 len, LC3_FLOAT *out); +static void TDC_copyFLOAT(const LC3_FLOAT * X, LC3_FLOAT * Z, LC3_INT32 n); +static LC3_FLOAT TDC_dotFLOAT(const LC3_FLOAT * X, const LC3_FLOAT * Y, LC3_INT32 n); + +const LC3_INT32 beforeNextIncArray[4][4] = {{0,0,0,1}, + {0,1,0,1}, + {0,1,1,1}, + {1,1,1,1}}; +const LC3_INT32 nextIncArray[4][4] = {{1,0,0,0}, + {1,0,1,0}, + {1,0,1,1}, + {1,1,1,1}}; + +void processTdcApply_fl(const LC3_INT32 pitch_int, + const LC3_FLOAT *preemphFac, + const LC3_FLOAT* A, + const LC3_INT32 lpc_order, + const LC3_FLOAT* pcmbufHist, + const LC3_INT32 max_len_pcm_plc, + const LC3_INT32 N, + const LC3_INT32 frame_dms, + const LC3_INT32 SampRate, + const LC3_INT32 nbLostFramesInRow, + const LC3_INT32 overlap, + const LC3_FLOAT *stabFac, + LC3_FLOAT harmonicBuf[MAX_PITCH], + LC3_FLOAT synthHist[M], + LC3_INT32* fract, + LC3_INT16* seed, + LC3_FLOAT* gain_c, + LC3_FLOAT* alpha, + LC3_FLOAT* synth +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + ,LC3_UINT8 plc_fadeout_type +#endif + ) +{ + LC3_FLOAT step, step_n; + LC3_INT32 i, len, Tc, nbLostCmpt_loc, nextInc, beforeNextInc; + LC3_FLOAT gain_h, tmp, gain_p; + LC3_FLOAT *exc2, *exc_buf, *exc, *x_pre, *buf, *pt_exc, *pt1_exc, *synthMemPtr; + LC3_FLOAT *harmonicBufPtr; + LC3_FLOAT synth_mem[M]; + const LC3_FLOAT *hp_filt, *high_harm; + LC3_FLOAT gainInov; + LC3_FLOAT hpBlendFac; + char *scratchSpace1st, *scratchSpaceTmp; + char scratchSpace[(MAX_LEN_PCM_PLC + MDCT_MEM_LEN_MAX + MAX_LEN_PCM_PLC + 1 + M) * sizeof(LC3_FLOAT)]; + LC3_FLOAT alphaPrev; + LC3_FLOAT throttle; + LC3_INT32 frame_dms_idx, nbLostFramesInRow_mod; +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + LC3_INT32 plc_fadeout_len = 0; +#endif + + memset(synth_mem, 0, M * sizeof(LC3_FLOAT)); + memset(scratchSpace, 0, (MAX_LEN_PCM_PLC + MDCT_MEM_LEN_MAX + MAX_LEN_PCM_PLC + 1 + M) * sizeof(LC3_FLOAT)); + + /* len of synthesized signal */ + len = N + overlap; + + nbLostCmpt_loc = floor(frame_dms/100.0 * (nbLostFramesInRow - 1) + 1); + frame_dms_idx = frame_dms / 25 - 1; /* 0,1,2,3 */ + nbLostFramesInRow_mod = (nbLostFramesInRow - 1) % 4; + + beforeNextInc = beforeNextIncArray[frame_dms_idx][nbLostFramesInRow_mod]; + nextInc = nextIncArray [frame_dms_idx][nbLostFramesInRow_mod]; + +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + if (plc_fadeout_type == 1){ + plc_fadeout_len = PLC_FADEOUT_TYPE_1_IN_MS; + } + else{ + plc_fadeout_len = PLC_FADEOUT_IN_MS; + } +#endif + +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + if (nbLostCmpt_loc > plc_fadeout_len/10) +#else + if (nbLostCmpt_loc > PLC_FADEOUT_IN_MS/10) +#endif + { + gain_p = 0; + *gain_c = 0; + *alpha = 0; + memset(synth, 0, len * sizeof(LC3_FLOAT)); + return; + } + + Tc = pitch_int; + if (*fract > 0) { + Tc++; + } + + /*---------------------------------------------------------------- + * Buffer Initialization for timeDomainConcealment_Apply + * + * 1st + * |--exc_buf--|--x_pre--| + * | |--exc2--| + * | |--buf (LPC Syn)--| + * + *---------------------------------------------------------------*/ + + scratchSpace1st = scratchSpace; + exc_buf = (LC3_FLOAT*)scratchSpace1st; scratchSpace1st += (LC3_INT32)sizeof(LC3_FLOAT) * (Tc + N/2 + len); + exc = exc_buf + (Tc + N/2); + + scratchSpaceTmp = scratchSpace1st; + x_pre = (LC3_FLOAT*)scratchSpaceTmp; scratchSpaceTmp += (LC3_INT32)sizeof(LC3_FLOAT) * (lpc_order + Tc + N/2 + 1); + + /*---------------------------------------------------------------* + * LPC Residual * + *---------------------------------------------------------------*/ + if (nbLostFramesInRow == 1) + { + /* copy buffer to pre-emphasis buffer */ + TDC_copyFLOAT(&(pcmbufHist[max_len_pcm_plc-(lpc_order+Tc+N/2+1)]), &(x_pre[0]), lpc_order+Tc+N/2+1); + + /* apply pre-emphasis to the signal */ + TDC_f_preemph(&(x_pre[1]), preemphFac, lpc_order+Tc+N/2, &x_pre[0]); + + /* copy memory for LPC synth */ + TDC_copyFLOAT(&(x_pre[Tc+N/2+1]), synth_mem, lpc_order); + + /* LPC Residual */ + TDC_LPC_residu(A, &(x_pre[lpc_order+1]), &(exc[-(Tc+N/2)]), Tc+N/2, lpc_order); + } + + /*---------------------------------------------------------------* + * Calculate gains * + *---------------------------------------------------------------*/ + if (nbLostFramesInRow == 1) + { + if (pitch_int == Tc) + { + gain_p = TDC_get_gainp( &(x_pre[lpc_order+Tc+1]), &(x_pre[lpc_order+1]), N/2 ); + } + else + { + tmp = TDC_get_gainp( &(x_pre[lpc_order+Tc+1]), &(x_pre[lpc_order+2]), N/2 ); + gain_p = TDC_get_gainp( &(x_pre[lpc_order+Tc+1]), &(x_pre[lpc_order+1]), N/2 ); + + if (tmp > gain_p) { + Tc = pitch_int; + gain_p = tmp; + *fract = 0; + } + } + + if(gain_p < 0.0f) + { + gain_p = 0.0f; + } + + if(gain_p > 1.0f) + { + gain_p = 1.0f; + } + + *gain_c = 0.0f; + + if (pitch_int == Tc) + { + *gain_c = TDC_get_gainc( &(exc[-1]), &(exc[-1-Tc]), &gain_p, N/2, frame_dms ); + } + else + { + tmp = TDC_get_gainc( &(exc[-1]), &(exc[-1-pitch_int]), &gain_p, N/2, frame_dms ); + *gain_c = TDC_get_gainc( &(exc[-1]), &(exc[-1-Tc]) , &gain_p, N/2, frame_dms ); + *gain_c = MIN(*gain_c, tmp); + } + } + else + { + gain_p = *alpha; + } + + /*---------------------------------------------------------------* + * Damping factor * + *---------------------------------------------------------------*/ + + alphaPrev = 1; + if (nbLostFramesInRow > 1) + { + alphaPrev = *alpha; + } + +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + if (plc_fadeout_type == 2){ + *alpha = LC3_POW(0.5,(nbLostFramesInRow + LC3_ROUND(100.0/frame_dms) - 1) * frame_dms/100.0); + } + else{ +#endif + + if (nextInc != 0) + { + switch (nbLostCmpt_loc) + { + case 1: + *alpha = (LC3_FLOAT)sqrt(gain_p); + if ( *alpha > 0.98f ) + { + *alpha = 0.98f; + } + else if ( *alpha < 0.925f ) + { + *alpha = 0.925f; + } + break; + case 2: + *alpha = (0.63f + 0.35f * (*stabFac)) * gain_p; + if ( *alpha < 0.919f ) + { + *alpha = 0.919f; + } + break; + default: + *alpha = (0.652f + 0.328f * (*stabFac)) * gain_p; + } + } + + if (nbLostCmpt_loc > 3) + { + switch (frame_dms) + { + case 25: *alpha *= PLC34_ATTEN_FAC_025; break; +#ifdef CR9_J_SLOW_TDC_FADEOUT + case 50: *alpha *= PLC34_ATTEN_FAC_025; break; +#else + case 50: *alpha *= PLC34_ATTEN_FAC_050; break; +#endif +#ifdef CR8_G_ADD_75MS + case 75: *alpha *= PLC34_ATTEN_FAC_075; break; +#endif + case 100: *alpha *= PLC34_ATTEN_FAC_100; break; + } + } + + if (nbLostCmpt_loc > 5) + { + gain_p = *alpha; + } +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + } +#endif + /*---------------------------------------------------------------* + * Construct the harmonic part * + * Last pitch cycle of the previous frame is repeatedly copied. * + *---------------------------------------------------------------*/ + + pt_exc = harmonicBuf; + pt1_exc = exc - Tc; + + if( nbLostFramesInRow == 1 ) + { + if (*stabFac >= 1) + { + TDC_copyFLOAT(pt1_exc, pt_exc, Tc); + } + else + { + /* These values are necessary for the last five filtered samples */ + TDC_copyFLOAT(&exc[-Tc], exc, (TDC_L_FIR_HP-1)/2); + + high_harm = TDC_high_32_harm; + if (SampRate <= 16000) + { + high_harm = TDC_high_16_harm; + } + + for( i = 0; i < Tc; i++ ) + { + pt_exc[i] = TDC_dotFLOAT(&pt1_exc[i-(TDC_L_FIR_HP-1)/2], high_harm, TDC_L_FIR_HP); + } + } + } + + /*---------------------------------------------------------------* + * Construct the random part of excitation * + *---------------------------------------------------------------*/ + scratchSpaceTmp = scratchSpace1st; + exc2 = (LC3_FLOAT*)scratchSpaceTmp; scratchSpaceTmp += (LC3_INT32)sizeof(LC3_FLOAT) * (len + TDC_L_FIR_HP - 1); + + for (i = 0; i < len + TDC_L_FIR_HP - 1; i++) { + exc2[i] = (LC3_FLOAT)TDC_random_short(seed); + } + + /* high pass noise */ + if (SampRate <= 16000 ) + { + hp_filt = TDC_high_16; + } else { + hp_filt = TDC_high_32; + } + + if ( nbLostFramesInRow == 1 ) + { + TDC_highPassFiltering(len, exc2, hp_filt, TDC_L_FIR_HP); + } + else + { + /* moves from 0 to 1, speed is defined by PLC3_HPBLENDTHROTTLE */ + throttle = (LC3_FLOAT)nbLostCmpt_loc / (nbLostCmpt_loc + PLC3_HPBLENDTHROTTLE); + hpBlendFac = (1 - *alpha) * throttle; + + for (i = 0; i < len; i++) + { + exc2[i] = hpBlendFac * exc2[i+TDC_L_FIR_HP/2] + (1 - hpBlendFac) * TDC_dotFLOAT(&exc2[i], hp_filt, TDC_L_FIR_HP ); + } + } + + /* normalize energy */ + gainInov = 1.0f / (LC3_FLOAT)sqrt(TDC_dotFLOAT( exc2, exc2, N ) / (LC3_FLOAT)N + 0.01f ); + gainInov *= (1.1f - 0.75* gain_p); + + /* gains */ + gain_h = alphaPrev; + tmp = *gain_c * *alpha / alphaPrev; + + /* update steps */ + step = (1.0f/(LC3_FLOAT)N) * (gain_h - *alpha); + step_n = (1.0f/(LC3_FLOAT)N) * (*gain_c - tmp); + + /*---------------------------------------------------------------* + * Construct the total excitation * + *---------------------------------------------------------------*/ + harmonicBufPtr = harmonicBuf + ((nbLostFramesInRow - 1) * N) % Tc; + + for ( i = 0; i < len; i++ ) { + /* harmonic */ + if (harmonicBufPtr - harmonicBuf >= Tc) { + harmonicBufPtr = harmonicBuf; + } + exc[i] = *harmonicBufPtr++; + exc[i] *= gain_h; + + /* random */ + exc2[i] *= *gain_c * gainInov; + + /* total */ + exc[i] = exc[i] + exc2[i]; + + /* update */ + gain_h -= step; + gain_h = MAX(gain_h, 0); + *gain_c -= step_n; + *gain_c = MAX(*gain_c, 0); + } + + *gain_c = tmp; + + /*----------------------------------------------------------* + * Compute the synthesis speech * + *----------------------------------------------------------*/ + buf = (LC3_FLOAT*)scratchSpace1st; scratchSpace1st += (LC3_INT32)sizeof(LC3_FLOAT) * (len + lpc_order); + synthMemPtr = synth_mem; + if (nbLostFramesInRow != 1) + { + synthMemPtr = synthHist; + } + + TDC_LPC_synthesis(A, + &exc[0], + synth, + len, + synthMemPtr, + lpc_order, + buf); + + TDC_copyFLOAT(&synth[N-lpc_order], synthHist, lpc_order); + + /*----------------------------------------------------------* + * Deemphasis * + *----------------------------------------------------------*/ + TDC_deemph( synth, preemphFac, len, &pcmbufHist[max_len_pcm_plc-1] ); + + /*----------------------------------------------------------* + * Fade to zero * + *----------------------------------------------------------*/ + if (beforeNextInc != 0) + { +#ifdef CR9_I_INC_TDC_FADEOUT_LEN + if (nbLostCmpt_loc == plc_fadeout_len/10) +#else + if (nbLostCmpt_loc == PLC_FADEOUT_IN_MS/10) +#endif + { + gain_h = 1; + step = 1.0f/(LC3_FLOAT)N; + for ( i = 0; i < N; i++ ) { + synth[i] *= gain_h; + gain_h -= step; + } + memset(&synth[N], 0, overlap * sizeof(LC3_FLOAT)); + } + } +} + +/* Take only real part */ +void processTdcInverseOdft_fl(LC3_FLOAT *in, LC3_INT32 n_bands, LC3_FLOAT *out, LC3_INT32 lpc_order) +{ + LC3_INT32 i, j, k; + LC3_FLOAT buf[2*MAX_BANDS_NUMBER_PLC]; + Complex sum; + Complex res; + + /* Buffer for ifft */ + j = 0; + for (i = 0; i < n_bands - 1; i += 2) + { + buf[j] = in[i]; + j++; + } + + for (i = n_bands - 1; i > 0; i -= 2) + { + buf[j] = in[i]; + j++; + } + + for (i = 0; i < n_bands; i++) + { + buf[j] = in[i]; + j++; + } + + /* ifft */ + for (j = 0; j < n_bands; j++) + { + sum.r = 0, sum.i = 0; + res.r = 0, res.i = 0; + for (k = 0; k < n_bands; k++) + { + res = cexpi((2 * M_PI * (LC3_FLOAT) (j * k)) / (LC3_FLOAT) n_bands); + res.r = res.r * buf[k]; + res.i = res.i * buf[k]; + sum = cadd(sum, res); + } + + res = cexpi((LC3_FLOAT) j * M_PI / (2.0 * (LC3_FLOAT) n_bands)); + out[j] = (sum.r * res.r - sum.i * res.i); + } + + out[0] = out[0] * 1.0001; + if (out[0] == 0) + { + out[0] = 1; + zero_float(&out[1], lpc_order); + } +} + +void processTdcPreemphasis_fl(LC3_FLOAT *in, LC3_FLOAT *pre_emph_factor, LC3_INT32 n_bands) +{ + LC3_INT32 i; + + for (i = 0; i < n_bands; i++) + { + in[i] = in[i] * (1.0 - 2.0 * (*pre_emph_factor) * LC3_COS(2.0 * M_PI * (0.5 + (LC3_FLOAT) i) / (2.0 * (LC3_FLOAT) n_bands)) + (*pre_emph_factor) * (*pre_emph_factor)); + } +} + +void processTdcLpcEstimation_fl(LC3_FLOAT *r, LC3_INT32 fs_idx, LC3_INT32 len, LC3_FLOAT *A, LC3_INT32 frame_dms) +{ + LC3_INT32 i; + const LC3_FLOAT *lpc_array; + + lpc_array = plc_tdc_lpc_all[fs_idx]; + + if (fs_idx == 0 && frame_dms == 25) + { + lpc_array = plc_tdc_lpc_8_25ms; + } + + /* r[0] = r[0] * 1 */ + for (i = 1; i < len; i++) + { + r[i] = r[i] * lpc_array[i]; + } + + TDC_levinson(r, len - 1, A); +} + +/** random + * + * Parameters: + * seed I/O: seed for random number + * + * Function: + * Signed 16 bits random generator. + * + * Returns: + * random number + */ +static LC3_INT16 TDC_random_short(LC3_INT16 *seed) +{ + *seed = (LC3_INT16) (*seed * 12821L + 16831L); + return(*seed); +} + +static LC3_FLOAT TDC_get_gainp( /* output: gain of pitch */ + const LC3_FLOAT x[], /* input : input signal */ + const LC3_FLOAT y[], /* input : shifted input signal */ + LC3_INT32 n /* input : vector length */ +) +{ + LC3_FLOAT corr, ener; + LC3_INT16 i; + + corr = 0; ener = 1e-6f; + + for (i = 0; i < n; i++) + { + corr += x[i]*y[i]; + ener += y[i]*y[i]; + } + + return(corr/ener); +} + +static LC3_FLOAT TDC_get_gainc( /* output: gain of code */ + const LC3_FLOAT x[], /* input : input signal */ + const LC3_FLOAT y[], /* input : shifted input signal */ + const LC3_FLOAT *gain_p, /* input : gain of pitch */ + const LC3_INT32 n, /* input : vector length */ + const LC3_INT32 frame_dms /* input : frame length in dms */ +) +{ + LC3_FLOAT gain_c; + LC3_FLOAT gain_c_max; + LC3_INT16 i; + + gain_c = 0; gain_c_max = 0; + + for (i = 0; i < n; i++) + { + gain_c += ( x[-i] - *gain_p * y[-i] ) * ( x[-i] - *gain_p * y[-i] ); + } + + if (frame_dms < 100) + { + for (i = 0; i < n; i++) + { + gain_c_max += (x[-i] * x[-i]); + } + gain_c = MIN(gain_c, gain_c_max); + } + + gain_c = (LC3_FLOAT)sqrt(gain_c / n ); + + return gain_c; +} + +static void TDC_highPassFiltering(const LC3_INT32 L_buffer, /* i: buffer length */ + LC3_FLOAT exc2[], /* i/o: unvoiced excitation before the high pass filtering */ + const LC3_FLOAT hp_filt[], /* i: high pass filter coefficients */ + const LC3_INT32 l_fir_fer) /* i: high pass filter length */ +{ + LC3_INT32 i; + + for( i=0 ; i< L_buffer; i++ ) { + exc2[i] = TDC_dotFLOAT(&exc2[i], hp_filt, l_fir_fer); + } +} + +static void TDC_LPC_synthesis( + const LC3_FLOAT a[], + LC3_FLOAT x[], + LC3_FLOAT y[], + LC3_INT32 l, + const LC3_FLOAT mem[], + LC3_INT32 lpcorder, + LC3_FLOAT *buf + ) +{ + LC3_FLOAT s, *yy; + LC3_INT32 i, j; + + /* copy initial filter states into synthesis buffer */ + for (i=0; i < lpcorder; i++) + { + buf[i] = mem[i]; + } + yy = &buf[i]; + + for (i = 0; i < l; i++) + { + s = x[i]; + for (j = 1; j <= lpcorder; j++) + { + s -= a[j] * yy[i- j]; + } + y[i] = s; + yy[i] = y[i]; + } + + return; +} + + +/** TDC_LPC_residu + * + * Parameters: + * a I: LP filter coefficients (Q12) + * x I: input signal (usually speech) + * y O: output signal (usually residual) + * l I: size of filtering + * lpcorder I: Order of LP filter + * + * Function: + * Compute the LP residual by filtering the input speech through A(z). + * + * Returns: + * void + */ +static void TDC_LPC_residu(const LC3_FLOAT *a, LC3_FLOAT *x, LC3_FLOAT *y, LC3_INT32 l, LC3_INT32 lpcorder) +{ + LC3_FLOAT s; + LC3_INT32 i, j; + + for (i = 0; i < l; i++) + { + s = x[i]; + for (j = 1; j <= lpcorder; j++) + { + s += a[j] * x[i - j]; + } + y[i] = s; + } + + return; +} + + +/** TDC_f_preemph + * + * Parameters: + * signal I/O: signal + * mu I: preemphasis factor + * L I: vector size + * mem I: memory (x[-1]) + * + * Function: + * Filtering through 1 - mu z^-1 + * + * + * Returns: + * void + */ + +static void TDC_f_preemph(LC3_FLOAT *signal, const LC3_FLOAT *mu, LC3_INT32 L, LC3_FLOAT *mem) +{ + LC3_INT32 i; + + for (i = L - 1; i > 0; i--) + { + signal[i] = signal[i] - *mu * signal[i - 1]; + } + + signal[0] -= *mu * (*mem); + + return; +} + +/* + * TDC_deemph + * + * Parameters: + * signal I/O: signal + * mu I: deemphasis factor + * L I: vector size + * mem I: memory (signal[-1]) + * + * Function: + * Filtering through 1/(1-mu z^-1) + * Signal is divided by 2. + * + * Returns: + * void + */ +static void TDC_deemph(LC3_FLOAT *signal, const LC3_FLOAT *mu, LC3_INT32 L, const LC3_FLOAT *mem) +{ + LC3_INT32 i; + + signal[0] = signal[0] + *mu * (*mem); + + for (i = 1; i < L; i++) + { + signal[i] = signal[i] + *mu * signal[i - 1]; + } + + return; +} + +static void TDC_copyFLOAT(const LC3_FLOAT * X, LC3_FLOAT * Z, LC3_INT32 n) +{ + /* no values to copy */ + if ( (n < 1) || (X == Z) ){ + return; + } + /* If overlapping */ + if ( ( (Z > X) && (Z < X+n) ) || ( (Z < X) && (X < Z+n) ) ) { + memmove(Z, X, sizeof(LC3_FLOAT)*n); + } + else{ + memcpy(Z, X, sizeof(LC3_FLOAT)*n); + } +} + +static LC3_FLOAT TDC_dotFLOAT(const LC3_FLOAT * X, const LC3_FLOAT * Y, LC3_INT32 n) +{ + LC3_FLOAT acc; + LC3_INT32 i; + + acc = 0; + if (n) { + acc = X[0]*Y[0]; + } + + for (i=1; i= 0; i--) + { + out[j] = buf[k] - g * buf2[i]; + j++; k++; + } + + v = v * (1.0 - g * g); + } + + move_float(buf, out, len); + out[0] = 1; + + j = 1; + for (i = len - 1; i >= 0; i--) + { + out[j] = -buf[i]; + j++; + } +} + diff --git a/lib_lc3plus/plc_tdc_tdac.c b/lib_lc3plus/plc_tdc_tdac.c new file mode 100644 index 0000000000000000000000000000000000000000..596c23db034d8568b4b0109465249e2f323d9471 --- /dev/null +++ b/lib_lc3plus/plc_tdc_tdac.c @@ -0,0 +1,81 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processTdcTdac_fl(const LC3_FLOAT *synth_inp, const LC3_FLOAT *win, LC3_INT32 frame_length, LC3_INT32 la_zeroes, LC3_FLOAT *ola_mem) +{ + LC3_INT32 i, L, LD2, NZ, synth_len; + LC3_FLOAT synth[(MAX_LEN + MDCT_MEM_LEN_MAX)], *synth1, *synth2, *ola_mem1, *ola_mem2, sz; + const LC3_FLOAT *win1, *win2, *win3, *win4; + + assert(la_zeroes <= frame_length / 2); + + L = frame_length; + LD2 = L/2; + NZ = LD2 - la_zeroes; + synth_len = 2*L - la_zeroes; + + move_float(synth, synth_inp, synth_len); + + /* calculate x_ov[L+la_zeroes] ... x_ov[2*L-1] */ + win1 = &win[L + LD2 - 1]; + win2 = &win[L + LD2]; + + win3 = &win[LD2 - 1]; + win4 = &win[LD2]; + + synth1 = &synth[L + LD2 - 1 - la_zeroes]; + synth2 = &synth[L + LD2 - la_zeroes]; + + ola_mem1 = &ola_mem[LD2 - la_zeroes]; + ola_mem2 = &ola_mem[LD2 - la_zeroes - 1]; + + for (i = 0; i < NZ; i++) + { + /* analysis windowing + 2N -> N */ + sz = *synth1 * *win1 + *synth2 * *win2; + + /* N -> 2N + synthesis windowing */ + *ola_mem1 = sz * *win3; + *ola_mem2 = sz * *win4; + + /* pointer update */ + win1--; + win2++; + win3--; + win4++; + synth1--; + synth2++; + ola_mem1++; + ola_mem2--; + } + + for (; i < LD2; i++) + { + /* analysis windowing + 2N -> N */ + sz = *synth1 * *win1; + + /* N -> 2N + synthesis windowing */ + *ola_mem1 = sz * *win3; + + /* pointer update */ + win1--; + win2++; + win3--; + synth1--; + synth2++; + ola_mem1++; + } +} + diff --git a/lib_lc3plus/plc_update.c b/lib_lc3plus/plc_update.c new file mode 100644 index 0000000000000000000000000000000000000000..40520fb2560e6942a8e2fa7a92955b94c349d206 --- /dev/null +++ b/lib_lc3plus/plc_update.c @@ -0,0 +1,126 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processPlcUpdate_fl(PlcAdvSetup *PlcAdvSetup, LC3_INT32 frame_length, LC3_FLOAT *syntM, LC3_FLOAT *scf_q, + LC3_INT32 *nbLostCmpt, LC3_FLOAT *cum_alpha, LC3_INT32 bfi, LC3_INT32 *prevBfi, LC3_INT32 *prevprevBfi) +{ + LC3_FLOAT tmp[MAX_LEN_PCM_PLC]; + + move_float(tmp, &PlcAdvSetup->pcmbufHist[frame_length], PlcAdvSetup->max_len_pcm_plc - frame_length); + move_float(&PlcAdvSetup->pcmbufHist[0], tmp, PlcAdvSetup->max_len_pcm_plc - frame_length); + move_float(&PlcAdvSetup->pcmbufHist[PlcAdvSetup->max_len_pcm_plc - frame_length], syntM, frame_length); + + if (bfi != 1) + { + *nbLostCmpt = 0; + *cum_alpha = 1; + + if (PlcAdvSetup) + { + move_float(PlcAdvSetup->scf_q_old_old, PlcAdvSetup->scf_q_old, M); + move_float(PlcAdvSetup->scf_q_old, scf_q, M); + /* PLC fullband transient detector setting for non-bfi frames */ + PlcAdvSetup->PlcPhEcuSetup.PhECU_short_flag_prev = 0; /* fullband transient not active */ + } + } + + *prevprevBfi = *prevBfi; + *prevBfi = bfi; +} + +void plc_phEcu_processPLCspec2shape(LC3_INT16 prev_bfi, LC3_INT16 bfi, LC3_FLOAT q_d[], LC3_INT32 yLen, + LC3_FLOAT *stPhECU_oold_grp_shape, LC3_FLOAT *stPhECU_old_grp_shape) +{ + LC3_INT32 i, j, N_grp; + LC3_INT32 local_prev_bfi; + LC3_INT32 fs_idx; + LC3_FLOAT E_tot = 0.0; + LC3_INT32 l_grp; + LC3_FLOAT *pX; + + if (bfi != 1) /* compute only for bfi== 0 or 2 */ + { + fs_idx = (LC3_INT32)floor(yLen / 100); + assert(fs_idx < 5); + N_grp = xavg_N_grp[fs_idx]; + + local_prev_bfi = prev_bfi; + if (local_prev_bfi == 2) { + local_prev_bfi = 0; + } + + + /* Copy old to oold grp shape */ + for (i = 0; i < MAX_LGW; i++) + { + stPhECU_oold_grp_shape[i] = stPhECU_old_grp_shape[i]; + } + + /* Accumulate DC-coupled bins to total */ + E_tot = 0; + pX = q_d; /* ptr setup */ + for (i = 0; i < mdct_grp_bins[0]; i++) + { + E_tot += sqrf( *pX ); + pX++; + } + + /* Accumulate middle grps and add to total */ + for (i = 0; i < (N_grp - 1); i++) + { + l_grp = mdct_grp_bins[i + 1] - mdct_grp_bins[i]; ; + stPhECU_old_grp_shape[i] = 0.0; + for (j = 0; j < l_grp; j++) { + stPhECU_old_grp_shape[i] += sqrf( *pX ); + pX++; + } + E_tot += stPhECU_old_grp_shape[i]; + } + + /* Accumulate last subbband and add to total */ + stPhECU_old_grp_shape[(N_grp - 1)] = 0.0; + l_grp = mdct_grp_bins[N_grp] - mdct_grp_bins[N_grp - 1] - mdct_grp_bins[0]; + assert( (mdct_grp_bins[N_grp] - mdct_grp_bins[0]) <= yLen); + for (j = 0; j < l_grp; j++) + { + stPhECU_old_grp_shape[(N_grp - 1)] += sqrf( *pX ); + pX++; + } + E_tot += stPhECU_old_grp_shape[(N_grp - 1)]; + + + /* Normalize shape */ + for (i = 0; i < (N_grp); i++) { + if (E_tot > 0.0) { + stPhECU_old_grp_shape[i] /= E_tot; + } + else + { + stPhECU_old_grp_shape[i] = 0.0; + } + } + if (local_prev_bfi == 1) { + for (i = 0; i < MAX_LGW; i++) { + stPhECU_oold_grp_shape[i] = stPhECU_old_grp_shape[i]; + } + } + }/*bfi*/ + return; +} + +void processPlcUpdateSpec_fl(LC3_FLOAT *q_d_prev, LC3_FLOAT *q_d_fl_c, LC3_INT32 yLen) +{ + move_float(q_d_prev, q_d_fl_c, yLen); +} + diff --git a/lib_lc3plus/quantize_spec.c b/lib_lc3plus/quantize_spec.c new file mode 100644 index 0000000000000000000000000000000000000000..fdaee2890ae8c46cdb0015b8ef34b71ad8409049 --- /dev/null +++ b/lib_lc3plus/quantize_spec.c @@ -0,0 +1,283 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +LC3_INT32 find_last_nz_pair(LC3_INT32 x[], LC3_INT32 length); +LC3_INT32 find_last_nz_pair(LC3_INT32 x[], LC3_INT32 length) +{ + LC3_INT32 last_nz, lobs[4]; LC3_INT32 stage, i; + + lobs[0] = 4; + + lobs[1] = (length >> 1); /* length/2 */ + + lobs[2] = (lobs[1]+ (length >> 2)); + + lobs[3] = (lobs[2]+ (length >> 3)); + + + last_nz = 0; + + i = length; + + for (stage = 3; stage >= 0; --stage) + { + /* unmapped kernel */ + for (; i >= lobs[stage]; i -= 2) + { + if (x[i - 2] != 0) + { + last_nz = MAX(last_nz, i); + } + if (x[i - 1] != 0) + { + last_nz = MAX(last_nz, i); + } + } + if (last_nz > 0) + { + break; + } + } + + return MAX(last_nz, 2); +} + + +void processQuantizeSpec_fl(LC3_FLOAT x[], LC3_FLOAT gain, LC3_INT xq[], LC3_INT nt, LC3_INT totalBits, LC3_INT* nbits, LC3_INT* nbits2, LC3_INT fs, + LC3_INT* lastnzout, LC3_INT* codingdata, LC3_INT* lsbMode, LC3_INT mode, LC3_INT target, LC3_INT hrmode) +{ + + LC3_INT rateFlag, i, lastnz2, m, maxlev, k; + LC3_INT nbits_lsb; + LC3_INT c; + LC3_INT a, b, lev1, sym, t, pki; + LC3_INT a1_msb, b1_msb; + LC3_INT lastnz = 1, nt_half; + LC3_FLOAT offset = 0.375; + LC3_INT32 bits, bits2; +#ifdef CR9_QUANT_SPEC_REWRITE + LC3_FLOAT inv_gain; +#endif + + assert(target >= 0); + + nbits_lsb = 0; + + nt_half = nt >> 1; + rateFlag = 0; c = 0; + + + if (hrmode) + { + offset = 0.5; + } + + /* Quantization */ + +#ifdef CR9_QUANT_SPEC_REWRITE + inv_gain = 1.0 / gain; +#endif + + for (i = 0; i < nt; i++) { + if (x[i] > 0) + { +#ifdef CR9_QUANT_SPEC_REWRITE + xq[i] = (LC3_INT32) ( x[i] * inv_gain + offset); +#else + xq[i] = (LC3_INT32) ( x[i] / gain + offset); +#endif + } + else + { +#ifdef CR9_QUANT_SPEC_REWRITE + xq[i] = -((LC3_INT32) (-x[i] * inv_gain + offset)); +#else + xq[i] = -((LC3_INT32) (-x[i] / gain + offset)); +#endif + } + if (hrmode == 0) { + assert(xq[i] <= 32767 && xq[i] >= -32768); + } + } + + /* Rate flag */ + if (fs != 96000 && (totalBits > (160 + FS2FS_IDX(fs) * 160))) + { + rateFlag = 512; + } + + /* Init */ + if (fs != 96000 && (mode == 0 && (totalBits >= (480 + FS2FS_IDX(fs) * 160)))) + { + mode = 1; + } + + /* Last non-zero 2-tuple */ + for (i = nt - 2; i >= 2; i = i - 2) { + if (xq[i + 1] != 0 || xq[i] != 0) { + lastnz = i + 1; + break; + } + } + + if (mode < 0) + { + lastnz2 = lastnz + 1; + } + else + { + lastnz2 = 2; + } + + bits = bits2 = 0; + + /* Calculate number of estimated bits */ + + for (k = 0; k < lastnz; k = k + 2) + { + t = c + rateFlag; + if (k > nt_half) + { + t += 256; + } + + codingdata[0] = t; + + a = abs(xq[k]); + b = abs(xq[k + 1]); + m = MAX(a, b); + + if (m == 0) + { + maxlev = -1; + } + else + { + maxlev = 29 - (clz_func(MAX(m, 3)) - 1); + } + + codingdata[1] = maxlev; + + if (mode <= 0) { + bits = bits + (MIN(a, 1) << 11); + bits = bits + (MIN(b, 1) << 11); + } + + lev1 = 0; + + while (MAX(a, b) >= 4) + { + pki = ari_spec_lookup_fl[t + lev1 * 1024]; + bits = bits + ari_spec_bits_fl[pki][16]; + + if (lev1 == 0 && mode > 0) + { + nbits_lsb += 2; + } + else + { + bits = bits + 2 * 2048; + } + + a = a >> 1; + b = b >> 1; + lev1 = MIN(lev1 + 1, 3); + } + + pki = ari_spec_lookup_fl[t + lev1 * 1024]; + sym = a + 4 * b; + codingdata[2] = sym; + codingdata += 3; + bits = bits + ari_spec_bits_fl[pki][sym]; + + if (mode > 0) + { + a1_msb = abs(xq[k]); + b1_msb = abs(xq[k + 1]); + + if (lev1 > 0) + { + a1_msb = a1_msb >> 1; + b1_msb = b1_msb >> 1; + + if (a1_msb == 0 && xq[k] != 0) + { + nbits_lsb++; + } + + if (b1_msb == 0 && xq[k + 1] != 0) + { + nbits_lsb++; + } + } + + bits = bits + (MIN(a1_msb, 1) << 11); + bits = bits + (MIN(b1_msb, 1) << 11); + } + + if (mode >= 0 && (abs(xq[k]) != 0 || abs(xq[k + 1]) != 0) && bits <= target * 2048) + { + lastnz2 = k + 2; + bits2 = bits; + } + + lev1 = lev1 - 1; + + if (lev1 <= 0) + { + t = 1 + (a + b) * (lev1 + 2); + } + else + { + t = 13 + lev1; + } + + c = (c & 15) * 16 + t; + } + + *nbits = (bits + 2047) >> 11; // Exactly same as ceil((LC3_FLOAT)*nbits / 2048.0); + + if (mode >= 0) + { + *nbits2 = (bits2 + 2047) >> 11; //ceil((LC3_FLOAT)*nbits2 / 2048.0); + } + else + { + *nbits2 = *nbits; + } + + if (mode > 0) + { + *nbits += nbits_lsb; + *nbits2 += nbits_lsb; + } + + /* Truncation of high-frequency coefficients */ + for (i = lastnz2; i <= lastnz; i++) + { + xq[i] = 0; + } + + /* Truncation of LSBs */ + if (mode > 0 && *nbits > target) + { + *lsbMode = 1; + } + else + { + *lsbMode = 0; + } + + *lastnzout = lastnz2; +} diff --git a/lib_lc3plus/reorder_bitstream.c b/lib_lc3plus/reorder_bitstream.c new file mode 100644 index 0000000000000000000000000000000000000000..118a05b6ef8ca8f04ae3f714e9e47f270fc2877e --- /dev/null +++ b/lib_lc3plus/reorder_bitstream.c @@ -0,0 +1,42 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + + +void processReorderBitstream_fl(LC3_UINT8* bytes, LC3_INT32 n_pccw, LC3_INT32 n_pc, LC3_INT32 b_left, LC3_INT32 len) +{ + LC3_UINT8 bytes_local[MAX_NBYTES2]; + LC3_INT32 i, block_bytes; + + assert(b_left > 0); + + memcpy(bytes_local, bytes, len * sizeof(LC3_UINT8)); + + if (n_pccw == 0) + { + return; + } + + block_bytes = ceil((LC3_FLOAT) n_pc / 2.0); + + for (i = 0; i < block_bytes; i++) + { + bytes[i] = bytes_local[b_left + i]; + } + + for (i = 0; i < b_left; i++) + { + bytes[block_bytes + i] = bytes_local[i]; + } +} + diff --git a/lib_lc3plus/resamp12k8.c b/lib_lc3plus/resamp12k8.c new file mode 100644 index 0000000000000000000000000000000000000000..295b6e7f29143c11db908ce0d9798c3174b0aa8b --- /dev/null +++ b/lib_lc3plus/resamp12k8.c @@ -0,0 +1,109 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void process_resamp12k8_fl(LC3_FLOAT x[], LC3_INT x_len, LC3_FLOAT mem_in[], LC3_INT mem_in_len, LC3_FLOAT mem_50[], LC3_FLOAT mem_out[], + LC3_INT mem_out_len, LC3_FLOAT y[], LC3_INT* y_len, LC3_INT fs_idx, LC3_INT frame_dms, LC3_INT fs) +{ + + + LC3_INT len_12k8, N12k8, i, k; + LC3_FLOAT mac, bufdown[128], buf[120 + MAX_LEN]; + LC3_INT32 index_int, index_frac, resamp_upfac, resamp_delay, resamp_off_int, resamp_off_frac; + LC3_FLOAT u_11, u_21, u_1, u_2; + const LC3_FLOAT *filter; + const LC3_FLOAT *filt_input, *filt_coeff; + + switch (frame_dms) + { + case 25: + len_12k8 = LEN_12K8 / 4; + break; + case 50: + len_12k8 = LEN_12K8 / 2; + break; +#ifdef CR8_G_ADD_75MS + case 75: + len_12k8 = (LEN_12K8 / 4) * 3; + break; +#endif + case 100: + len_12k8 = LEN_12K8; + break; + } + + *y_len = len_12k8; + N12k8 = x_len * 12800 / fs; + + /* Init Input Buffer */ + memmove(buf, mem_in, mem_in_len * sizeof(LC3_FLOAT)); + memmove(&buf[mem_in_len], x, x_len * sizeof(LC3_FLOAT)); + memmove(mem_in, &buf[x_len], mem_in_len * sizeof(LC3_FLOAT)); + + filter = lp_filter[fs_idx]; + + /* Upsampling & Low-pass Filtering & Downsampling */ + + index_int = 1; + index_frac = 0; + resamp_upfac = resamp_params[fs_idx][0]; + resamp_delay = resamp_params[fs_idx][1]; + resamp_off_int = resamp_params[fs_idx][2]; + resamp_off_frac = resamp_params[fs_idx][3]; + + k = 0; + for (i = 0; i < N12k8; i++) { + + filt_input = &buf[index_int]; + filt_coeff = &filter[index_frac * resamp_delay * 2]; + + mac = mac_loop(filt_input, filt_coeff, (2 * resamp_delay)); + + bufdown[k++] = mac; + + index_int = index_int + resamp_off_int; + index_frac = index_frac + resamp_off_frac; + + if ((resamp_upfac - index_frac) <= 0) + { + index_int = index_int + 1; + index_frac = index_frac - resamp_upfac; + } + } + + + /* 50Hz High-Pass */ + u_11 = mem_50[0]; + u_21 = mem_50[1]; + + for (i = 0; i < len_12k8; i++) { + LC3_FLOAT y1 = (highpass50_filt_b[0] * bufdown[i] + u_11); + u_1 = (highpass50_filt_b[1] * bufdown[i] + u_21) - highpass50_filt_a[1] * y1; + u_2 = highpass50_filt_b[2] * bufdown[i] - highpass50_filt_a[2] * y1; + u_11 = u_1; + u_21 = u_2; + bufdown[i] = (LC3_FLOAT)y1; + } + + mem_50[0] = (LC3_FLOAT)u_11; + mem_50[1] = (LC3_FLOAT)u_21; + + /* Output Buffer */ + memmove(buf, mem_out, mem_out_len * sizeof(LC3_FLOAT)); + + memmove(&buf[mem_out_len], bufdown, len_12k8 * sizeof(LC3_FLOAT)); + + memmove(y, buf, (*y_len + 1) * sizeof(LC3_FLOAT)); + + memmove(mem_out, &buf[N12k8], mem_out_len * sizeof(LC3_FLOAT)); +} diff --git a/lib_lc3plus/residual_coding.c b/lib_lc3plus/residual_coding.c new file mode 100644 index 0000000000000000000000000000000000000000..777b97d73a5f0ede5168a539c3eade6135a05815 --- /dev/null +++ b/lib_lc3plus/residual_coding.c @@ -0,0 +1,77 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processResidualCoding_fl(LC3_FLOAT x[], LC3_INT xq[], LC3_FLOAT gain, LC3_INT L_spec, LC3_INT targetBits, LC3_INT nBits, uint8_t* resBits, LC3_INT* numResBits + , LC3_INT hrmode +) +{ + LC3_INT n = 0, m = 0, k = 0; + LC3_INT iter=0; + LC3_FLOAT offset; + LC3_INT iter_max = 1; + LC3_INT nz_idx[MAX_LEN]; + LC3_INT N_nz = 0, idx = 0; + + + memset(resBits, 0, MAX_RESBITS_LEN); + + m = targetBits - nBits + 4; + if (hrmode) + { + m += 10; + } + + assert(m <= MAX_RESBITS); + + offset = .25; + if (hrmode) + { + iter_max = EXT_RES_ITER_MAX; + + } + for (k = 0; k < L_spec; k ++) + { + if (xq[k]) + { + nz_idx[N_nz ++] = k; + } + } + while (iter < iter_max && n < m) + { + k = 0; + while (k < N_nz && n < m) + { + idx = nz_idx[k]; + + if (x[idx] >= (LC3_FLOAT)xq[idx] * gain) + { + resBits[n >> 3] |= 1 << (n & 7); + x[idx] -= gain * offset; + } + else + { + resBits[n >> 3] &= ~(1 << (n & 7)); + x[idx] += gain * offset; + } + + n++; + + k++; + } + iter ++; + offset *= .5; + } + + *numResBits = n; +} diff --git a/lib_lc3plus/residual_decoding.c b/lib_lc3plus/residual_decoding.c new file mode 100644 index 0000000000000000000000000000000000000000..90084c9811001398aabd6096644c1f848d72f0f9 --- /dev/null +++ b/lib_lc3plus/residual_decoding.c @@ -0,0 +1,98 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processResidualDecoding_fl(LC3_INT* bitsRead, LC3_FLOAT x[], LC3_INT L_spec, uint8_t prm[], LC3_INT resQBits + , LC3_INT hrmode +) +{ + LC3_INT k = 0, n = 0; + LC3_FLOAT offset1 = 0, offset2 = 0; + LC3_FLOAT offset = 0; + LC3_INT nz_idx[MAX_LEN]; + LC3_INT N_nz = 0, idx = 0; + + LC3_INT iter = 0, iter_max = 1; + + if (hrmode) + { + iter_max = EXT_RES_ITER_MAX; + offset = offset1 = offset2 = 0.25; + } + else + { + offset1 = 0.1875; + offset2 = 0.3125; + } + + if (hrmode) + { + /* enumerat non-zero coefficients */ + for (k = 0; k < L_spec; k ++) + { + if (x[k]) + { + nz_idx[N_nz ++] = k; + } + } + /* apply residual corrections */ + while (n < resQBits && iter < iter_max) + { + for (k = 0; k < N_nz; k ++) + { + idx = nz_idx[k]; + + if ((prm[n >> 3] & 1 << (n & 7)) == 0) + { + x[idx] -= offset; + } + else + { + + x[idx] += offset; + } + if (++n >= resQBits) + { + break; + } + } + offset *= 0.5; + iter ++; + } + } + else + { + while (k < L_spec && n < resQBits) { + if (x[k] != 0) { + if ((prm[n >> 3] & 1 << (n & 7)) == 0) + { + if (x[k] > 0) { + x[k] -= offset1; + } else { + x[k] -= offset2; + } + } else { + if (x[k] > 0) { + x[k] += offset2; + } else { + x[k] += offset1; + } + } + n++; + } + + k++; + } + } + *bitsRead = n; +} diff --git a/lib_lc3plus/setup_com_lc3.c b/lib_lc3plus/setup_com_lc3.c new file mode 100644 index 0000000000000000000000000000000000000000..33574f577ec125da3fbfc565577d0045322fda8d --- /dev/null +++ b/lib_lc3plus/setup_com_lc3.c @@ -0,0 +1,31 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +LC3_FLOAT array_max_abs(LC3_FLOAT *in, LC3_INT32 len) +{ + LC3_FLOAT max; + LC3_INT32 i; + + max = LC3_FABS(in[0]); + + for (i = 0; i < len; i++) + { + if (LC3_FABS(in[i]) > LC3_FABS(max)) + { + max = LC3_FABS(in[i]); + } + } + + return max; +} + diff --git a/lib_lc3plus/setup_dec_lc3.c b/lib_lc3plus/setup_dec_lc3.c new file mode 100644 index 0000000000000000000000000000000000000000..1a6e4e7cc38d9a07488b4fc1b22dc3ca5ad540b6 --- /dev/null +++ b/lib_lc3plus/setup_dec_lc3.c @@ -0,0 +1,542 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "setup_dec_lc3.h" +#include "functions.h" +#include +#include + +/* if decoder is null only size is reported */ +# include "fft/iis_fft.h" + +int alloc_decoder(LC3PLUS_Dec* decoder, int samplerate, int channels) +{ + int ch = 0; + size_t size = sizeof(LC3PLUS_Dec); + size_t frame_len = DYN_MAX_LEN_EXT(samplerate); + + void *PlcAdvSetup = NULL; + LC3_FLOAT *pcmbufHist, *harmonicBuf; + LC3_FLOAT *PhECU_oold_grp_shape, *PhECU_old_grp_shape; + LC3_FLOAT *PhECU_xfp; + Complex *PhECU_X_sav_m; + LC3_INT32 *PhECU_plocs; + LC3_FLOAT *PhECU_f0est, *PhECU_mag_chg_1st, *PhECU_Xavg; + LC3_FLOAT *sine_table1_phecu, *sine_table2_phecu; + HANDLE_IIS_FFT handle_fft_phaseecu; + HANDLE_IIS_FFT handle_ifft_phaseecu; + LC3_FLOAT *q_old_res; + +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT32 * plc_longterm_advc_tdc = NULL, *plc_longterm_advc_ns = NULL; + LC3_INT16 longterm_analysis_counter_max = 0, longterm_analysis_counter_max_bytebuffer = 0; +#endif + + for (ch = 0; ch < channels; ch++) { + DecSetup* setup = balloc(decoder, &size, sizeof(DecSetup)); + + size_t max_pitch = ceilf(228.0 * CODEC_FS(samplerate) / 12800.0); + size_t pcm_plc_len = max_pitch + frame_len; + pcmbufHist = balloc(decoder, &size, sizeof(LC3_FLOAT) * pcm_plc_len); + harmonicBuf = balloc(decoder, &size, sizeof(LC3_FLOAT) * max_pitch); + PlcAdvSetup = balloc(decoder, &size, sizeof(*setup->PlcAdvSetup)); + PhECU_oold_grp_shape = balloc(decoder, &size, sizeof(LC3_FLOAT) *MAX_LGW); /* BASOP Word16 PhECU_oold_grp_shape_fx[MAX_LGW]; */ + PhECU_old_grp_shape = balloc(decoder, &size, sizeof(LC3_FLOAT) *MAX_LGW); /* BASOP Word16 PhECU_old_grp_shape_fx[MAX_LGW] ; */ + PhECU_xfp = balloc(decoder, &size, sizeof(LC3_FLOAT) *(frame_len * 16 / 10)); + PhECU_X_sav_m = balloc(decoder, &size, sizeof(Complex) *(((frame_len * 16 / 10) / 2) + 1));/*MAX_PLC_LMSPEC*/ + PhECU_plocs = balloc(decoder, &size, sizeof(LC3_INT32) * (((frame_len * 16 / 10) / 4) + 1 + 1)); /* BASOP Word16 *PhECU_plocs; */ + + handle_fft_phaseecu = balloc(decoder, &size, sizeof(IIS_FFT) * 1); + handle_ifft_phaseecu = balloc(decoder, &size, sizeof(IIS_FFT) * 1); + PhECU_f0est = balloc(decoder, &size, sizeof(LC3_FLOAT) * (((frame_len * 16 / 10) / 4) + 1)); /*BASOP Word32 *PhECU_f0est;*/ + PhECU_mag_chg_1st = balloc(decoder, &size, sizeof(LC3_FLOAT) *MAX_LGW); /* BASOP Word16 PhECU_mag_chg_1st[MAX_LGW];*/ + PhECU_Xavg = balloc(decoder, &size, sizeof(LC3_FLOAT) * MAX_LGW); /* BASOP Word16 PhECU_Xavg[MAX_LGW] ; */ + + sine_table1_phecu = balloc(decoder, &size, sizeof(LC3_FLOAT) * (((CODEC_FS(samplerate) * 16) / 1000) / 2 + 1)); + sine_table2_phecu = balloc(decoder, &size, sizeof(LC3_FLOAT) * (((CODEC_FS(samplerate) * 16) / 1000) / 2 + 1)); + +#ifdef CR8_A_PLC_FADEOUT_TUNING + longterm_analysis_counter_max = plc_fadeout_param_maxlen[0]; + longterm_analysis_counter_max_bytebuffer = plc_fadeout_param_maxbytes[0]; + + + plc_longterm_advc_tdc = balloc(decoder, &size, sizeof(LC3_INT32) * longterm_analysis_counter_max_bytebuffer); + plc_longterm_advc_ns = balloc(decoder, &size, sizeof(LC3_INT32) * longterm_analysis_counter_max_bytebuffer); +#endif + + q_old_res = balloc(decoder, &size, sizeof(LC3_FLOAT) * frame_len); + + if (decoder) { + decoder->channel_setup[ch] = setup; + + setup->PlcAdvSetup = PlcAdvSetup; + + setup->PlcAdvSetup->pcmbufHist = pcmbufHist; + setup->PlcAdvSetup->PlcTdcSetup.harmonicBuf = harmonicBuf; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_oold_grp_shape = PhECU_oold_grp_shape; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_old_grp_shape = PhECU_old_grp_shape; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp = PhECU_xfp; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_X_sav_m = PhECU_X_sav_m; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_plocs = PhECU_plocs; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_f0est = PhECU_f0est; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_mag_chg_1st = PhECU_mag_chg_1st; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Xavg = PhECU_Xavg; + setup->PlcAdvSetup->PlcPhEcuSetup.handle_fft_phaseecu = handle_fft_phaseecu; + setup->PlcAdvSetup->PlcPhEcuSetup.handle_ifft_phaseecu = handle_ifft_phaseecu; + + setup->PlcAdvSetup->PlcPhEcuSetup.handle_fft_phaseecu->sine_table = sine_table1_phecu; + setup->PlcAdvSetup->PlcPhEcuSetup.handle_ifft_phaseecu->sine_table = sine_table2_phecu; + +#ifdef CR8_A_PLC_FADEOUT_TUNING + setup->PlcAdvSetup->longterm_analysis_counter_max = longterm_analysis_counter_max; + setup->PlcAdvSetup->longterm_analysis_counter_max_bytebuffer = longterm_analysis_counter_max_bytebuffer; + + setup->PlcAdvSetup->plc_longterm_advc_tdc = plc_longterm_advc_tdc; + setup->PlcAdvSetup->plc_longterm_advc_ns = plc_longterm_advc_ns; +#endif + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot = (CODEC_FS(samplerate) * 16) / 1000; + real_fft_init(&(setup->PlcAdvSetup->PlcPhEcuSetup.PhEcu_Fft), setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot, &(setup->PlcAdvSetup->PlcPhEcuSetup.handle_fft_phaseecu)); + real_ifft_init(&(setup->PlcAdvSetup->PlcPhEcuSetup.PhEcu_Ifft), setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot, &(setup->PlcAdvSetup->PlcPhEcuSetup.handle_ifft_phaseecu)); + setup->statePC.q_old_res = q_old_res; + } + } + + return (int)size; +} + +LC3PLUS_Error FillDecSetup(LC3PLUS_Dec* decoder, int samplerate, int channels, LC3PLUS_PlcMode plc_mode + , int hrmode +) +{ + memset(decoder, 0, lc3plus_dec_get_size(samplerate, channels)); + alloc_decoder(decoder, samplerate, channels); + + decoder->fs = CODEC_FS(samplerate); + decoder->fs_out = samplerate; + decoder->fs_idx = FS2FS_IDX(decoder->fs); + decoder->plcMeth = plc_mode; + + decoder->hrmode = hrmode != 0; + +#ifndef CR8_A_PLC_FADEOUT_TUNING + if (decoder->fs_idx > 4) { + decoder->fs_idx = 5; + } +#endif + decoder->channels = channels; + decoder->frame_ms = 10; + decoder->frame_dms = 100; + decoder->BW_cutoff_bits = BW_cutoff_bits_all[decoder->fs_idx]; + + if (decoder->fs == 8000) { + decoder->tilt = 14; + } else if (decoder->fs == 16000) { + decoder->tilt = 18; + } else if (decoder->fs == 24000) { + decoder->tilt = 22; + } else if (decoder->fs == 32000) { + decoder->tilt = 26; + } else if (decoder->fs == 48000) { + decoder->tilt = 30; + } + else if (decoder->fs == 96000) { + decoder->tilt = 34; + } + + set_dec_frame_params(decoder); + + lc3plus_dec_set_ep_enabled(decoder, 0); + + return LC3PLUS_OK; +} + +/* set frame config params */ +void set_dec_frame_params(LC3PLUS_Dec* decoder) +{ + int ch = 0; + + if (decoder->fs_idx == 5) + { + decoder->hrmode = 1; + } + + decoder->frame_length = ceil(decoder->fs * 10 / 1000); /* fs * 0.01*2^6 */ + if (decoder->hrmode == 1) + { + decoder->yLen = decoder->frame_length; + } + else + { + decoder->yLen = MIN(MAX_BW, decoder->frame_length); + } + + decoder->bands_number = 64; + if (decoder->frame_ms == 2.5) + { + decoder->frame_length = decoder->frame_length >> 2; + decoder->yLen /= 4; + if (decoder->hrmode) + { + decoder->bands_number = bands_number_2_5ms_HR[decoder->fs_idx]; + } + else + { + decoder->bands_number = bands_number_2_5ms[decoder->fs_idx]; + } + } + if (decoder->frame_ms == 5) + { + decoder->frame_length = decoder->frame_length >> 1; + decoder->yLen /= 2; + decoder->bands_number = bands_number_5ms[decoder->fs_idx]; + } +#ifdef CR8_G_ADD_75MS + if (decoder->frame_ms == 7.5) + { + decoder->frame_length = (decoder->frame_length >> 2) * 3; + decoder->yLen = (decoder->yLen / 4) * 3; + if (decoder->hrmode) + { + decoder->bands_number = bands_number_7_5ms_HR[decoder->fs_idx]; + } + else + { + decoder->bands_number = bands_number_7_5ms[decoder->fs_idx]; + } + } +#endif + + if (decoder->hrmode) + { + decoder->BW_cutoff_bits = 0; + } + else + { + decoder->BW_cutoff_bits = BW_cutoff_bits_all[decoder->fs_idx]; + } + + if (decoder->frame_ms == 10) + { + if (decoder->hrmode) + { + decoder->bands_offset = ACC_COEFF_PER_BAND_HR[decoder->fs_idx]; + } + else + { + decoder->bands_offset = ACC_COEFF_PER_BAND[decoder->fs_idx]; + } + decoder->cutoffBins = BW_cutoff_bin_all; + } + else if (decoder->frame_ms == 2.5) + { + if (decoder->hrmode) + { + decoder->bands_offset = ACC_COEFF_PER_BAND_2_5ms_HR[decoder->fs_idx]; + } + else + { + decoder->bands_offset = ACC_COEFF_PER_BAND_2_5ms[decoder->fs_idx]; + } + decoder->cutoffBins = BW_cutoff_bin_all_2_5ms; + } + else if (decoder->frame_ms == 5) + { + if (decoder->hrmode) + { + decoder->bands_offset = ACC_COEFF_PER_BAND_5ms_HR[decoder->fs_idx]; + } + else + { + decoder->bands_offset = ACC_COEFF_PER_BAND_5ms[decoder->fs_idx]; + } + decoder->cutoffBins = BW_cutoff_bin_all_5ms; + } +#ifdef CR8_G_ADD_75MS + else if (decoder->frame_ms == 7.5) + { + if (decoder->hrmode) + { + decoder->bands_offset = ACC_COEFF_PER_BAND_7_5ms_HR[decoder->fs_idx]; + } + else + { + decoder->bands_offset = ACC_COEFF_PER_BAND_7_5ms[decoder->fs_idx]; + } + decoder->cutoffBins = BW_cutoff_bin_all_7_5ms; + } +#endif + + decoder->n_bandsPLC = MIN(decoder->frame_length, 80); + + if (decoder->frame_ms == 10) + { + decoder->bands_offsetPLC = ACC_COEFF_PER_BAND_PLC[decoder->fs_idx]; + } + else if (decoder->frame_ms == 5) + { + decoder->bands_offsetPLC = ACC_COEFF_PER_BAND_PLC_5ms[decoder->fs_idx]; + + if (decoder->fs == 24000) + { + decoder->n_bandsPLC = 40; + } + } + else if (decoder->frame_ms == 2.5) + { + decoder->bands_offsetPLC = ACC_COEFF_PER_BAND_PLC_2_5ms[decoder->fs_idx]; + + if (decoder->fs == 48000) + { + decoder->n_bandsPLC = 60; + } + } +#ifdef CR8_G_ADD_75MS + else if (decoder->frame_ms == 7.5) + { + decoder->bands_offsetPLC = ACC_COEFF_PER_BAND_PLC_7_5ms[decoder->fs_idx]; + +#ifdef FIX_1082_INSTRUM_FAILED_LC3PLUS + if (decoder->fs != 32000 && decoder->fs != 96000) +#else + if (decoder->fs != 32000 && decoder->fs != 96000) + if (decoder->fs != 32000) +#endif + { + decoder->n_bandsPLC = 60; + } + } +#endif + + assert(decoder->bands_offsetPLC); + + if (decoder->frame_ms == 10) { + decoder->imdct_win = MDCT_WINS_10ms[decoder->hrmode][decoder->fs_idx]; + decoder->imdct_laZeros = MDCT_la_zeroes[decoder->fs_idx]; + decoder->imdct_winLen = MDCT_WINDOWS_LENGTHS_10ms[decoder->fs_idx]; + } + else if (decoder->frame_ms == 2.5) { + decoder->imdct_win = MDCT_WINS_2_5ms[decoder->hrmode][decoder->fs_idx]; + decoder->imdct_laZeros = MDCT_la_zeroes_2_5ms[decoder->fs_idx]; + decoder->imdct_winLen = MDCT_WINDOWS_LENGTHS_2_5ms[decoder->fs_idx]; + } + else if (decoder->frame_ms == 5) { + decoder->imdct_win = MDCT_WINS_5ms[decoder->hrmode][decoder->fs_idx]; + decoder->imdct_laZeros = MDCT_la_zeroes_5ms[decoder->fs_idx]; + decoder->imdct_winLen = MDCT_WINDOWS_LENGTHS_5ms[decoder->fs_idx]; + } +#ifdef CR8_G_ADD_75MS + else if (decoder->frame_ms == 7.5) { + decoder->imdct_win = MDCT_WINS_7_5ms[decoder->hrmode][decoder->fs_idx]; + decoder->imdct_laZeros = MDCT_la_zeroes_7_5ms[decoder->fs_idx]; + decoder->imdct_winLen = MDCT_WINDOWS_LENGTHS_7_5ms[decoder->fs_idx]; + } +#endif + + decoder->la_zeroes = decoder->imdct_laZeros; + + decoder->imdct_memLen = decoder->frame_length - decoder->imdct_laZeros; + + for (ch = 0; ch < decoder->channels; ch++) { + DecSetup* setup = decoder->channel_setup[ch]; + + setup->ltpf_mem_beta_idx = -1; + + setup->statePC.seed = 24607; + + if (decoder) { + /* Init DCT4 structs */ + if (setup->dct4structImdct.length != 0) { + dct4_free(&setup->dct4structImdct); + dct4_init(&setup->dct4structImdct, decoder->frame_length); + } else { + dct4_init(&setup->dct4structImdct, decoder->frame_length); + } + + setup->PlcNsSetup.cum_alpha = 1; + setup->PlcNsSetup.seed = 24607; + setup->alpha = 1; + if (setup->PlcAdvSetup) + { + LC3_INT32 pitch_max = 0, pitch_ana_len = 0, tdc_synt_len = 0; + pitch_max = ceil(228.0 * (LC3_FLOAT) decoder->fs / 12800.0); + pitch_ana_len = pitch_max + decoder->frame_length * (LC3_FLOAT) 100 / decoder->frame_dms; + tdc_synt_len = 16 + 1 + pitch_max + ceil(decoder->frame_length / 2); + setup->PlcAdvSetup->max_len_pcm_plc = MAX(pitch_ana_len, tdc_synt_len); + setup->PlcAdvSetup->PlcTdcSetup.preemphFac = plc_preemph_fac[decoder->fs_idx]; + setup->PlcAdvSetup->PlcTdcSetup.seed = 24607; + setup->PlcAdvSetup->PlcTdcSetup.lpcorder = 16; + + if (decoder->fs_idx == 0 && decoder->frame_dms == 25) + { + setup->PlcAdvSetup->PlcTdcSetup.lpcorder = 8; + } + + setup->PlcAdvSetup->stabFac = 1; + setup->PlcAdvSetup->cum_fading_fast = 1; + setup->PlcAdvSetup->cum_fading_slow = 1; + setup->PlcAdvSetup->cum_fflcAtten = 1; + +#ifdef CR8_A_PLC_FADEOUT_TUNING + setup->PlcAdvSetup->longterm_analysis_counter_max = plc_fadeout_param_maxlen[(decoder->frame_dms / 25) - 1]; + setup->PlcAdvSetup->longterm_analysis_counter_max_bytebuffer = plc_fadeout_param_maxbytes[(decoder->frame_dms / 25) - 1]; +#endif + + if (decoder->fs_idx <= 4 && decoder->frame_dms == 100) + { + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot = (decoder->fs * 16) / 1000; /* 16 ms of samples at fs*/ + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_f0hzLtpBin = 0; + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_norm_corr = 0; + + set_vec(PHECU_GRP_SHAPE_INIT, setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_oold_grp_shape, MAX_LGW); + set_vec(PHECU_GRP_SHAPE_INIT, setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_old_grp_shape, MAX_LGW); + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_L_oold_xfp_w_E = (LC3_FLOAT)PHECU_LTOT_MIN_MAN * LC3_POW(2.0, PHECU_LTOT_MIN_EXP - 31); + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_L_old_xfp_w_E = (LC3_FLOAT)PHECU_LTOT_MIN_MAN * LC3_POW(2.0, PHECU_LTOT_MIN_EXP - 31); + + /* CFL uses separate buffers for pcmHist, xfp and Xsav and q_d , BASOP uses an optimized joint buffer*/ + zero_float(setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_xfp, setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot); + zero_cmplx(setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_X_sav_m, (setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot/2 + 1)); + + set_vec(POS_ONE_Q15, setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_mag_chg_1st, MAX_LGW); + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_beta_mute = (16384.0/32768.0); + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_seed = 21845; + + assert(decoder->frame_dms == 100); + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_LDWIN_OLAP = (decoder->frame_length / 4 ); /* 2.5 ms for regular 10 ms MDCT */ + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_t_adv = ( + decoder->frame_length + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_Lprot + + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_LDWIN_OLAP )/ 2; + } + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_short_flag_prev = 0; /* fullband transient */ + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_num_plocs = 0; +#ifdef CR8_A_PLC_FADEOUT_TUNING + setup->PlcAdvSetup->PlcPhEcuSetup.PhECU_nonpure_tone_flag = -1; /* nonpure tone flag, -1==new calc., 0==pure, 1==nonpure */ +#endif + } + } + } +} + +LC3PLUS_Error update_dec_bitrate(LC3PLUS_Dec* decoder, int ch, int nBytes) +{ + int totalBits = 0, bitsTmp = 0, channel_bytes = 0, maxBytes = 0, minBytes = 0; + DecSetup* setup; + + if (decoder->hrmode) + { + switch (decoder->frame_dms) + { + case 25: + maxBytes = 210; + minBytes = MIN_NBYTES; + break; + case 50: + maxBytes = 375; + minBytes = MIN_NBYTES; + break; +#ifdef CR8_G_ADD_75MS + case 75: + maxBytes = 625; + minBytes = MIN_NBYTES; + break; +#endif + case 100: + maxBytes = 625; + minBytes = MIN_NBYTES; + break; + default: + return LC3PLUS_HRMODE_ERROR; + } + } + else + { + minBytes = MIN_NBYTES; + maxBytes = MAX_NBYTES_100; // for backward compatibility, MAX_NBYTES_100 is used for all frame lengths + } + + channel_bytes = nBytes; + + setup = decoder->channel_setup[ch]; + + if (channel_bytes < minBytes || channel_bytes > maxBytes) + { + return LC3PLUS_NUMBYTES_ERROR; + } + + setup->targetBytes = channel_bytes; + setup->total_bits = setup->targetBytes << 3; + setup->enable_lpc_weighting = (setup->total_bits < 480); + setup->quantizedGainOff = + -(MIN(115, setup->total_bits / (10 * (decoder->fs_idx + 1))) + 105 + 5 * (decoder->fs_idx + 1)); + + if (decoder->hrmode && decoder->fs_idx == 5) + { + setup->quantizedGainOff = MAX(setup->quantizedGainOff, -181); + } + + totalBits = setup->total_bits; + + if (decoder->frame_ms == 2.5) { + setup->enable_lpc_weighting = setup->total_bits < 120; + totalBits = setup->total_bits * 4.0 * (1.0 - 0.4); + } + if (decoder->frame_ms == 5) { + setup->enable_lpc_weighting = (setup->total_bits < 240); + totalBits = setup->total_bits * 2 - 160; + } +#ifdef CR8_G_ADD_75MS + if (decoder->frame_ms == 7.5) { + setup->enable_lpc_weighting = (setup->total_bits < 360); + totalBits = round(setup->total_bits * 10 / 7.5); + } +#endif + + if (decoder->frame_length > 40 * ((LC3_FLOAT) (decoder->frame_dms) / 10.0)) { + setup->N_red_tns = 40 * ((LC3_FLOAT) (decoder->frame_dms) / 10.0); + setup->fs_red_tns = 40000; + } else { + setup->N_red_tns = decoder->frame_length; + setup->fs_red_tns = decoder->fs; + } + + bitsTmp = totalBits; + + if (bitsTmp < 400 + (decoder->fs_idx - 1) * 80) { + setup->ltpf_conf_beta = 0.4; + setup->ltpf_conf_beta_idx = 0; + } else if (bitsTmp < 480 + (decoder->fs_idx - 1) * 80) { + setup->ltpf_conf_beta = 0.35; + setup->ltpf_conf_beta_idx = 1; + } else if (bitsTmp < 560 + (decoder->fs_idx - 1) * 80) { + setup->ltpf_conf_beta = 0.3; + setup->ltpf_conf_beta_idx = 2; + } else if (bitsTmp < 640 + (decoder->fs_idx - 1) * 80) { + setup->ltpf_conf_beta = 0.25; + setup->ltpf_conf_beta_idx = 3; + } else { + setup->ltpf_conf_beta = 0; + setup->ltpf_conf_beta_idx = -1; + } + + /* No LTPF in hrmode */ + if (decoder->hrmode == 1) { + setup->ltpf_conf_beta = 0; + setup->ltpf_conf_beta_idx = -1; + } + + return LC3PLUS_OK; +} diff --git a/lib_lc3plus/setup_dec_lc3.h b/lib_lc3plus/setup_dec_lc3.h new file mode 100644 index 0000000000000000000000000000000000000000..17201a4a931a40bc5ac55b39b82bd9a490bec8dd --- /dev/null +++ b/lib_lc3plus/setup_dec_lc3.h @@ -0,0 +1,117 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef SETUP_DEC_LC3_FL_H +#define SETUP_DEC_LC3_FL_H + +#include "options.h" +#include "wmc_auto.h" +#include "constants.h" + +/* Channel state and bitrate-derived values go in this struct */ +typedef struct { + LC3_INT* stDec_ola_mem_fx; /* MDCT_MEM_LEN_MAX */ + LC3_INT total_bits; + LC3_INT enable_lpc_weighting; + LC3_INT targetBytes; + LC3_INT quantizedGainOff; + LC3_INT ltpf_param[3]; + LC3_INT ltpf_param_mem[3]; + LC3_INT ltpf_mem_pitch; + LC3_INT ltpf_mem_active; + LC3_INT ltpf_mem_pitch_fr; + LC3_INT ltpf_mem_beta_idx; + LC3_INT ltpf_conf_beta_idx; + LC3_INT spec_inv_idx; + LC3_INT concealMethod; + LC3_INT last_size; + LC3_INT BW_cutoff_idx_nf; + LC3_INT prev_BW_cutoff_idx_nf; + LC3_INT fs_red_tns; + LC3_INT N_red_tns; + LC3_INT scf_idx[SCF_MAX_PARAM]; + uint8_t resBits[MAX_RESBITS_LEN]; + LC3_INT tns_idx[TNS_NUMFILTERS_MAX * MAXLAG]; + + LC3_FLOAT prev_fac_ns; + LC3_FLOAT ltpf_mem_x[3 * MAX_LEN]; + LC3_FLOAT ltpf_mem_y[3 * MAX_LEN]; + LC3_FLOAT ltpf_mem_gain; + LC3_FLOAT ltpf_conf_beta; + LC3_FLOAT sqQdec_fl[MAX_LEN]; + LC3_FLOAT scf_q[M]; + LC3_FLOAT int_scf[MAX_BANDS_NUMBER]; + LC3_FLOAT x_fl[MAX_LEN]; + LC3_FLOAT imdct_mem[MAX_LEN]; + LC3_FLOAT alpha; +#ifdef CR9_N_SHORT_FADE_FOR_UNSTABLE_PITCH + LC3_FLOAT rel_pitch_change; +#endif + + Dct4 dct4structImdct; + + PlcSetup PlcSetup; + PlcNsSetup PlcNsSetup; + + pcState statePC; + PlcAdvSetup* PlcAdvSetup; +} DecSetup; + +/* Constants and sampling rate derived values go in this struct */ +struct LC3PLUS_Dec { + DecSetup* channel_setup[MAX_CHANNELS]; + const LC3_INT* W_fx; + const LC3_INT* bands_offset; + const LC3_INT* cutoffBins; + + LC3_INT fs; /* sampling rate, 44.1 maps to 48 */ + LC3_INT fs_out; /* output sampling rate */ + LC3_INT fs_idx; /* sampling rate index */ + LC3_INT frame_length; /* sampling rate index */ + LC3_INT channels; /* number of channels */ + LC3_FLOAT frame_ms; /* frame length in ms (wrong for 44.1) */ + LC3_INT frame_dms; /* frame length in ms * 10 (wrong for 44.1) */ + LC3_INT last_size; /* size of last frame, without error protection */ + LC3_INT ep_enabled; /* error protection enabled */ + LC3_INT error_report; /* corrected errors in last frame or -1 on error */ + + LC3_INT imdct_memLen; + LC3_INT imdct_winLen; + LC3_INT imdct_laZeros; + const LC3_FLOAT* imdct_win; + + LC3_INT yLen; + LC3_INT W_size; + LC3_INT la_zeroes; + LC3_INT bands_number; + LC3_INT ltpf_mem_x_len; + LC3_INT ltpf_mem_y_len; + LC3_INT BW_cutoff_bits; + LC3_INT tilt; + + LC3_INT hrmode; + LC3_INT specflip; + + const LC3_INT* bands_offsetPLC; + LC3_INT n_bandsPLC; + + LC3_INT32 rframe; + int plcMeth; /* PLC method for all channels */ + LC3_INT16 n_pccw; + LC3_INT16 be_bp_left; + LC3_INT16 be_bp_right; + LC3_INT16 n_pc; + LC3_INT16 m_fec; + int epmr; + LC3_INT16 combined_channel_coding; + int last_error; +}; + +#endif diff --git a/lib_lc3plus/setup_enc_lc3.c b/lib_lc3plus/setup_enc_lc3.c new file mode 100644 index 0000000000000000000000000000000000000000..e991c50f4677f68f84e084307ab35d13f87abd3c --- /dev/null +++ b/lib_lc3plus/setup_enc_lc3.c @@ -0,0 +1,633 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "setup_enc_lc3.h" +#include "functions.h" +#include + +/* if encoder is null only size is reported */ +int alloc_encoder(LC3PLUS_Enc* encoder, int channels) +{ + int ch = 0; + size_t size = sizeof(LC3PLUS_Enc); + + for (ch = 0; ch < channels; ch++) { + EncSetup* setup = balloc(encoder, &size, sizeof(EncSetup)); + if (encoder) { + encoder->channel_setup[ch] = setup; + } + } + + return (int)size; +} + +LC3PLUS_Error FillEncSetup(LC3PLUS_Enc* encoder, int samplerate, int channels + , int hrmode + , int32_t lfe_channel_array[] +) +{ + int ch = 0; + memset(encoder, 0, lc3plus_enc_get_size(samplerate, channels)); + alloc_encoder(encoder, channels); + + encoder->fs = CODEC_FS(samplerate); + encoder->fs_in = samplerate; + encoder->fs_idx = FS2FS_IDX(encoder->fs); + encoder->frame_dms = 100; + +#ifndef CR8_A_PLC_FADEOUT_TUNING + if (encoder->fs_idx > 4) { + encoder->fs_idx = 5; + } +#endif + + encoder->hrmode = hrmode != 0; + + encoder->channels = channels; + encoder->frame_ms = 10; + encoder->envelope_bits = 38; + encoder->global_gain_bits = 8; + encoder->noise_fac_bits = 3; + encoder->BW_cutoff_bits = BW_cutoff_bits_all[encoder->fs_idx]; + + encoder->r12k8_mem_in_len = 2 * 8 * encoder->fs / 12800; + encoder->r12k8_mem_out_len = 24; + + for (ch = 0; ch < encoder->channels; ch++) + { + encoder->channel_setup[ch]->lfe = lfe_channel_array[ch] != 0; + } + + encoder->bw_ctrl_active = 0; + encoder->bandwidth = encoder->fs / 2; + encoder->bandwidth_preset = encoder->fs / 2; + + + if (encoder->fs == 8000) { + encoder->tilt = 14; + } else if (encoder->fs == 16000) { + encoder->tilt = 18; + } else if (encoder->fs == 24000) { + encoder->tilt = 22; + } else if (encoder->fs == 32000) { + encoder->tilt = 26; + } else if (encoder->fs == 48000) { + encoder->tilt = 30; + } + else if (encoder->fs == 96000) { + encoder->tilt = 34; + } + + set_enc_frame_params(encoder); + return LC3PLUS_OK; +} + +/* set frame config params */ +void set_enc_frame_params(LC3PLUS_Enc* encoder) +{ + int ch = 0; + EncSetup* setup; + + encoder->frame_length = ceil(encoder->fs * 10 / 1000); /* fs * 0.01*2^6 */ + if (encoder->hrmode == 1) + { + encoder->yLen = encoder->frame_length; + } + else + { + encoder->yLen = MIN(MAX_BW, encoder->frame_length); + encoder->sns_damping = 0.85; + } + + encoder->stEnc_mdct_mem_len = encoder->frame_length - encoder->la_zeroes; + encoder->bands_number = 64; + encoder->nSubdivisions = 3; + encoder->near_nyquist_index = encoder->bands_number - 2; + encoder->near_nyquist_flag = 0; + encoder->ltpf_mem_in_len = LTPF_MEMIN_LEN; + + if (encoder->fs_idx == 5) + { + encoder->hrmode = 1; + } + + if (encoder->hrmode) + { + encoder->BW_cutoff_bits = 0; + } + else + { + encoder->BW_cutoff_bits = BW_cutoff_bits_all[encoder->fs_idx]; + } + + if (encoder->frame_ms == 10) { + encoder->la_zeroes = MDCT_la_zeroes[encoder->fs_idx]; + if (encoder->hrmode) + { + encoder->bands_offset = ACC_COEFF_PER_BAND_HR[encoder->fs_idx]; + } + else + { + encoder->bands_offset = ACC_COEFF_PER_BAND[encoder->fs_idx]; + } + encoder->cutoffBins = BW_cutoff_bin_all; + + encoder->attdec_nblocks = 4; + encoder->attdec_damping = 0.5; + encoder->attdec_hangover_thresh = 2; + } +#ifdef CR8_G_ADD_75MS + else if (encoder->frame_ms == 7.5) { + if (encoder->hrmode) + { + encoder->bands_offset = ACC_COEFF_PER_BAND_7_5ms_HR[encoder->fs_idx]; + } + else + { + encoder->bands_offset = ACC_COEFF_PER_BAND_7_5ms[encoder->fs_idx]; + } + encoder->la_zeroes = MDCT_la_zeroes_7_5ms[encoder->fs_idx]; + encoder->cutoffBins = BW_cutoff_bin_all_7_5ms; + encoder->attdec_nblocks = 3; + encoder->attdec_damping = 0.3; + encoder->attdec_hangover_thresh = 1; + + encoder->frame_length = (encoder->frame_length >> 2) * 3; + encoder->yLen = (encoder->yLen >> 2) * 3; + + encoder->stEnc_mdct_mem_len = encoder->frame_length - encoder->la_zeroes; + if (encoder->hrmode) + { + encoder->bands_number = bands_number_7_5ms_HR[encoder->fs_idx]; + } + else + { + encoder->bands_number = bands_number_7_5ms[encoder->fs_idx]; + } + encoder->nSubdivisions = 3; + encoder->near_nyquist_index = encoder->bands_number - 4; + encoder->r12k8_mem_out_len = ceil(2.0 * ((LC3_FLOAT) encoder->frame_length / 2.0 - (LC3_FLOAT) encoder->la_zeroes) * 12800.0 / (LC3_FLOAT) encoder->fs - 8.0); + } +#endif + else if (encoder->frame_ms == 5) { + encoder->frame_length = encoder->frame_length >> 1; + encoder->yLen /= 2; + encoder->stEnc_mdct_mem_len = encoder->frame_length - encoder->la_zeroes; + encoder->bands_number = bands_number_5ms[encoder->fs_idx]; + encoder->nSubdivisions = 2; + encoder->near_nyquist_index = encoder->bands_number - 3; + encoder->la_zeroes = MDCT_la_zeroes_5ms[encoder->fs_idx]; + if (encoder->hrmode) + { + encoder->bands_offset = ACC_COEFF_PER_BAND_5ms_HR[encoder->fs_idx]; + } + else + { + encoder->bands_offset = ACC_COEFF_PER_BAND_5ms[encoder->fs_idx]; + } + encoder->cutoffBins = BW_cutoff_bin_all_5ms; + } + else if (encoder->frame_ms == 2.5) { + encoder->la_zeroes = MDCT_la_zeroes_2_5ms[encoder->fs_idx]; + if (encoder->hrmode) + { + encoder->bands_offset = ACC_COEFF_PER_BAND_2_5ms_HR[encoder->fs_idx]; + } + else + { + encoder->bands_offset = ACC_COEFF_PER_BAND_2_5ms[encoder->fs_idx]; + } + encoder->cutoffBins = BW_cutoff_bin_all_2_5ms; + encoder->frame_length = encoder->frame_length >> 2; + encoder->yLen /= 4; + encoder->stEnc_mdct_mem_len = encoder->frame_length - encoder->la_zeroes; + if (encoder->hrmode) + { + encoder->bands_number = bands_number_2_5ms_HR[encoder->fs_idx]; + } + else + { + encoder->bands_number = bands_number_2_5ms[encoder->fs_idx]; + } + + encoder->nSubdivisions = 2; + encoder->near_nyquist_index = encoder->bands_number - 2; + encoder->ltpf_mem_in_len = LTPF_MEMIN_LEN + (LEN_12K8 >> 2); + } + + for (ch = 0; ch < encoder->channels; ch++) { + setup = encoder->channel_setup[ch]; + + setup->olpa_mem_pitch = 17; +#ifdef CR9_F_PITCH_WIN_LEN_FIX + setup->pitch_flag = 0; +#endif + if (setup->mdctStruct.mem != NULL) { + mdct_free(&setup->mdctStruct); + mdct_init(&setup->mdctStruct, encoder->frame_length, encoder->frame_dms, encoder->fs_idx, encoder->hrmode); + + dct2_free(&setup->dct2StructSNS); + dct2_init(&setup->dct2StructSNS, M); + } + else + { + mdct_init(&setup->mdctStruct, encoder->frame_length, encoder->frame_dms, encoder->fs_idx, encoder->hrmode); + dct2_init(&setup->dct2StructSNS, M); + } + } +} + +/* change encoder bitrate */ +LC3PLUS_Error update_enc_bitrate(LC3PLUS_Enc* encoder, int bitrate) +{ + int ch = 0, bitsTmp = 0, minBR = 0, maxBR = 0, totalBytes = 0; + LC3_INT channel_bytes = 0, max_bytes = 0; + +#ifdef ENABLE_HR_MODE_FL + if (encoder->hrmode) + { + switch (encoder->frame_dms) + { + case 25: + maxBR = 672000; + if (encoder->fs == 48000) {minBR = MIN_BR_25MS_48KHZ_HR;} + else if (encoder->fs == 96000) {minBR = MIN_BR_25MS_96KHZ_HR;} + else { return LC3PLUS_HRMODE_ERROR;} + break; + case 50: + maxBR = 600000; + if (encoder->fs == 48000) {minBR = MIN_BR_50MS_48KHZ_HR;} + else if (encoder->fs == 96000) {minBR = MIN_BR_50MS_96KHZ_HR;} + else { return LC3PLUS_HRMODE_ERROR;} + break; +#ifdef CR8_G_ADD_75MS + case 75: + maxBR = 500000; + if (encoder->fs == 48000) {minBR = MIN_BR_075DMS_48KHZ_HR;} + else if (encoder->fs == 96000) {minBR = MIN_BR_075DMS_96KHZ_HR;} + else {return LC3PLUS_HRMODE_ERROR;} + break; +#endif + case 100: + maxBR = 500000; + if (encoder->fs == 48000) {minBR = MIN_BR_100MS_48KHZ_HR;} + else if (encoder->fs == 96000) {minBR = MIN_BR_100MS_96KHZ_HR;} + else { return LC3PLUS_HRMODE_ERROR;} + break; + default: + return LC3PLUS_HRMODE_ERROR; + } + } + else +#endif /* ENABLE_HR_MODE_FL */ + { + minBR = (MIN_NBYTES << 3); + maxBR = MAX_BR; + + switch (encoder->frame_dms) + { + case 25: + minBR = MIN_BR_025DMS; + maxBR = MAX_BR; + break; + case 50: + minBR = MIN_BR_050DMS; + maxBR = MAX_BR; + /* have additional limitations for 5.0ms */ + switch (encoder->fs_in) + { + case 8000: maxBR = MAX_BR_050DMS_NB; break; + default: break; + } + break; +#ifdef CR8_G_ADD_75MS + case 75: + minBR = MIN_BR_075DMS; + maxBR = MAX_BR_075DMS; + /* have additional limitations for 7.5ms */ + switch (encoder->fs_in) + { + case 8000: maxBR = MAX_BR_075DMS_NB ; break; + case 16000: maxBR = MAX_BR_075DMS_WB ; break; + case 24000: maxBR = MAX_BR_075DMS_SSWB; break; + default: break; + } + break; +#endif + case 100: + /* have additional limitations for 10ms */ + minBR = MIN_BR_100DMS; + maxBR = MAX_BR; + switch (encoder->fs_in) + { + case 8000: maxBR = MAX_BR_100DMS_NB ; break; + case 16000: maxBR = MAX_BR_100DMS_WB ; break; + case 24000: maxBR = MAX_BR_100DMS_SSWB; break; + default: maxBR = MAX_BR; break; + } + break; + default: return LC3PLUS_FRAMEMS_ERROR; + } + maxBR *= (encoder->fs_in == 44100 ? 441. / 480 : 1); + } + minBR *= encoder->channels; + maxBR *= encoder->channels; + + encoder->combined_channel_coding = 0; + + if (encoder->channels > 1 && encoder->epmode) + { + if (encoder->bitrate * encoder->frame_length / (8 * encoder->fs_in) <= 160) + { + encoder->combined_channel_coding = 1; + } + } + + if (encoder->epmode > 0) + { + max_bytes = bitrate * encoder->frame_length / (8 * encoder->fs_in * encoder->channels); + if (max_bytes < FEC_SLOT_BYTES_MIN || max_bytes > FEC_SLOT_BYTES_MAX) + { + encoder->lc3_br_set = 0; + return LC3PLUS_BITRATE_ERROR; + } + } + + if (encoder->combined_channel_coding) + { + totalBytes = fec_get_data_size(encoder->epmode, encoder->combined_channel_coding, + bitrate * encoder->frame_length / (8 * encoder->fs_in)); + + encoder->channel_setup[0]->n_pccw = + fec_get_n_pccw(bitrate * encoder->frame_length / (8 * encoder->fs_in), encoder->epmode, + encoder->combined_channel_coding); + + encoder->channel_setup[0]->n_pc = fec_get_n_pc(encoder->epmode, encoder->channel_setup[0]->n_pccw, + bitrate * encoder->frame_length / (8 * encoder->fs_in)); + } + else + { + totalBytes = bitrate * encoder->frame_length / (8 * encoder->fs_in); + } + + if (encoder->frame_dms <= 50) + { + encoder->tnsMaxOrder = 4; + } else { + encoder->tnsMaxOrder = 8; + } + + if (bitrate < minBR || bitrate > maxBR) { + return LC3PLUS_BITRATE_ERROR; + } + + encoder->lc3_br_set = 1; + for (ch = 0; ch < encoder->channels; ch++) { + + EncSetup* setup = encoder->channel_setup[ch]; + + setup->targetBytes = totalBytes / encoder->channels + (ch < (totalBytes % encoder->channels)); + channel_bytes = totalBytes / encoder->channels + (ch < (totalBytes % encoder->channels)); + + if (encoder->combined_channel_coding) + { + setup->targetBytes = channel_bytes; + } + else + { + setup->targetBytes = fec_get_data_size(encoder->epmode, encoder->combined_channel_coding, channel_bytes); + setup->n_pccw = fec_get_n_pccw(channel_bytes, encoder->epmode, encoder->combined_channel_coding); + setup->n_pc = fec_get_n_pc(encoder->epmode, setup->n_pccw, channel_bytes); + } + // reduce bandwith to 12kHz if bitrate is low + if (encoder->frame_dms == 100 && + ((setup->targetBytes < 40 && encoder->fs == 48000) || + (setup->targetBytes < 36 && encoder->fs == 32000))) + { + encoder->bandwidth = MIN(12000, encoder->bandwidth_preset); + } + else + { + /* channel with highest index has lowest bitrate. + For a second channel with lower targetBytes, bandwidth is overwritten */ + encoder->bandwidth = encoder->bandwidth_preset; + } + encoder->bw_ctrl_cutoff_bin = encoder->bandwidth * encoder->frame_dms / 5000; + encoder->bw_index = (encoder->bandwidth / 4000) - 1; + setup->total_bits = setup->targetBytes << 3; + setup->targetBitsInit = setup->total_bits - encoder->envelope_bits - encoder->global_gain_bits - + encoder->noise_fac_bits - encoder->BW_cutoff_bits - + ceil(LC3_LOGTWO(encoder->frame_length / 2)) - 2 - 1; + + if (setup->total_bits > 1280) { + setup->targetBitsInit = setup->targetBitsInit - 1; + } + if (setup->total_bits > 2560) { + setup->targetBitsInit = setup->targetBitsInit - 1; + } + + if (encoder->hrmode) + { + setup->targetBitsInit -= 1; + } + + setup->targetBitsAri = setup->total_bits; + setup->enable_lpc_weighting = setup->total_bits < 480; + +#ifdef CR8_G_ADD_75MS + if (encoder->frame_ms == 7.5) { + setup->enable_lpc_weighting = setup->total_bits < 360; + } +#endif + if (encoder->frame_ms == 5) { + setup->enable_lpc_weighting = setup->total_bits < 240; + } + if (encoder->frame_ms == 2.5) { + setup->enable_lpc_weighting = setup->total_bits < 120; + } + + setup->quantizedGainOff = + -(MIN(115, setup->total_bits / (10 * (encoder->fs_idx + 1))) + 105 + 5 * (encoder->fs_idx + 1)); + + if (encoder->hrmode && encoder->fs_idx == 5) + { + setup->quantizedGainOff = MAX(setup->quantizedGainOff, -181); + } + + if (encoder->frame_ms == 10 && ((encoder->fs_in >= 44100 && setup->targetBytes >= 100) || + (encoder->fs_in == 32000 && setup->targetBytes >= 81)) && setup->targetBytes < 340 && encoder->hrmode == 0) { + setup->attack_handling = 1; + + } + else if (encoder->frame_dms == 75 && ((encoder->fs_in >= 44100 && setup->targetBytes >= 75) || + (encoder->fs_in == 32000 && setup->targetBytes >= 61)) && setup->targetBytes < 150 && encoder->hrmode == 0) + { + setup->attack_handling = 1; + } + else + { + /* reset for bitrate switching */ + setup->attack_handling = 0; + + setup->attdec_filter_mem[0] = 0; + setup->attdec_filter_mem[1] = 0; + + setup->attdec_detected = 0; + setup->attdec_position = 0; + setup->attdec_acc_energy = 0; + } + + bitsTmp = setup->total_bits; + if (encoder->frame_ms == 2.5) { + bitsTmp = bitsTmp * 4.0 * (1.0 - 0.4); + } + if (encoder->frame_ms == 5) { + bitsTmp = bitsTmp * 2 - 160; + } +#ifdef CR8_G_ADD_75MS + if (encoder->frame_ms == 7.5) { + bitsTmp = round(bitsTmp * 10 / 7.5); + } +#endif + + if (bitsTmp < 400 + (encoder->fs_idx - 1) * 80) { + setup->ltpf_enable = 1; + } else if (bitsTmp < 480 + (encoder->fs_idx - 1) * 80) { + setup->ltpf_enable = 1; + } else if (bitsTmp < 560 + (encoder->fs_idx - 1) * 80) { + setup->ltpf_enable = 1; + } else if (bitsTmp < 640 + (encoder->fs_idx - 1) * 80) { + setup->ltpf_enable = 1; + } else { + setup->ltpf_enable = 0; + } + if (encoder->hrmode) { + setup->ltpf_enable = 0; + } + + /* turn down SNS shaping for higher rates */ + if (encoder->hrmode == 0) { + encoder->sns_damping = 0.85; + } else { + encoder->sns_damping = 0.6; + if (encoder->fs_idx >= 4) { + if (encoder->frame_ms == 10) + { + if (setup->total_bits > 4400) { + encoder->sns_damping = 6881.0/32768.0; + } + } +#ifdef CR8_G_ADD_75MS + if (encoder->frame_ms == 7.5) + { + if (setup->total_bits > 3*4400/4) { + encoder->sns_damping = 5898.0/32768.0; + } + } +#endif + if (encoder->frame_ms == 5) + { + if (setup->total_bits > 4600/2) { + encoder->sns_damping = 4915.0/32768.0; + } + } + if (encoder->frame_ms == 2.5) + { + if (setup->total_bits > 4600/4) { + encoder->sns_damping = 4915.0/32768.0; + } + } + } + } + + if (encoder->hrmode && encoder->fs_idx >= 4) + { + int real_rate = setup->targetBytes * 8000 / encoder->frame_ms; + setup->regBits = real_rate / 12500; + + if (encoder->fs_idx == 5) + { + if (encoder->frame_ms == 10) + { + setup->regBits +=2; + } +#ifdef CR8_G_ADD_75MS + if (encoder->frame_ms == 7.5) + { + setup->regBits +=1; + } +#endif + if (encoder->frame_ms == 2.5) + { + setup->regBits -= 6; + } + } + else + { + if (encoder->frame_ms == 2.5) + { + setup->regBits -= 6; + } + else if (encoder->frame_ms == 5) + { + setup->regBits += 0; + } +#ifdef CR8_G_ADD_75MS + if (encoder->frame_ms == 7.5) + { + setup->regBits +=2; + } +#endif + if (encoder->frame_ms == 10) + { + setup->regBits += 5; + } + } + if (setup->regBits < 6) + { + setup->regBits = 6; + } + if (setup->regBits > 23) + { + setup->regBits = 23; + } + } + else + { + setup->regBits = -1; + } + } + + encoder->bitrate = bitrate; + + return LC3PLUS_OK; +} + +void update_enc_bandwidth(LC3PLUS_Enc* encoder, int bandwidth) +{ + int index = 0; + + if (bandwidth >= encoder->fs_in) { + encoder->bandwidth = 0; + } + else + { + encoder->bandwidth = bandwidth; + index = FS2FS_IDX(bandwidth); +#ifndef CR8_A_PLC_FADEOUT_TUNING + if (index > 4) { + index = 5; + } +#endif + encoder->bw_ctrl_cutoff_bin = encoder->cutoffBins[index]; + } +} diff --git a/lib_lc3plus/setup_enc_lc3.h b/lib_lc3plus/setup_enc_lc3.h new file mode 100644 index 0000000000000000000000000000000000000000..e3f62ba5567172542e10de4de6ceed10b1bee43f --- /dev/null +++ b/lib_lc3plus/setup_enc_lc3.h @@ -0,0 +1,128 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef SETUP_ENC_LC3_FL_H +#define SETUP_ENC_LC3_FL_H + +#include "options.h" +#include "wmc_auto.h" +#include "constants.h" + +/* Channel state and bitrate-derived values go in this struct */ +typedef struct { + LC3_FLOAT targetBitsOff; + LC3_FLOAT ltpf_mem_normcorr; + LC3_FLOAT ltpf_mem_mem_normcorr; + LC3_FLOAT attdec_filter_mem[2]; + LC3_FLOAT attdec_acc_energy; + LC3_FLOAT r12k8_mem_50[2]; + LC3_FLOAT r12k8_mem_in[120]; +#ifdef CR8_G_ADD_75MS + LC3_FLOAT r12k8_mem_out[44]; +#else + LC3_FLOAT r12k8_mem_out[24]; +#endif + LC3_FLOAT olpa_mem_s12k8[3]; + LC3_FLOAT olpa_mem_s6k4[LEN_6K4 + MAX_PITCH_6K4 + 16]; + LC3_FLOAT ltpf_mem_in[LTPF_MEMIN_LEN + LEN_12K8 + 1]; + LC3_FLOAT s_in_scaled[MAX_LEN]; + LC3_FLOAT s_12k8[LEN_12K8 + 1]; + LC3_FLOAT ener[MAX_BANDS_NUMBER]; + LC3_FLOAT scf_q[M]; + LC3_FLOAT scf[M]; + LC3_FLOAT int_scf[MAX_BANDS_NUMBER]; + LC3_FLOAT ltpf_mem_pitch; + + LC3_INT targetBytes; + LC3_INT total_bits; + LC3_INT targetBitsInit; + LC3_INT targetBitsAri; + LC3_INT enable_lpc_weighting; + LC3_INT ltpf_enable; + LC3_INT quantizedGainOff; + LC3_INT tns_bits; + LC3_INT targetBitsQuant; + LC3_INT olpa_mem_pitch; +#ifdef CR9_F_PITCH_WIN_LEN_FIX + LC3_INT pitch_flag; +#endif + LC3_INT ltpf_mem_ltpf_on; + LC3_INT mem_targetBits; + LC3_INT mem_specBits; + LC3_INT attack_handling; /* flag to enable attack handling */ + LC3_INT attdec_detected; + LC3_INT attdec_position; + LC3_INT ltpf_param[3]; + LC3_INT L_scf_idx[SCF_MAX_PARAM]; + LC3_INT codingdata[3 * MAX_LEN]; + uint8_t resBits[MAX_RESBITS_LEN]; + LC3_INT regBits; + + LC3_INT16 n_pc; + LC3_INT16 n_pccw; + LC3_INT16 be_bp_left; + LC3_INT16 be_bp_right; + + Mdct mdctStruct; + Dct2 dct2StructSNS; + + LC3_INT lfe; +} EncSetup; + +/* Constants and sampling rate derived values go in this struct */ +struct LC3PLUS_Enc { + EncSetup* channel_setup[MAX_CHANNELS]; + const LC3_INT* W_fx; + const LC3_INT* bands_offset; + const LC3_INT* cutoffBins; + + LC3_INT fs; /* encoder sampling rate 44.1 -> 48 */ + LC3_INT fs_in; /* input sampling rate */ + LC3_INT bitrate; /* global bitrate */ + LC3_INT fs_idx; /* sampling rate index */ + LC3_INT frame_length; /* audio samples / frame */ + LC3_INT channels; /* number of channels */ + LC3_INT epmode; /* error protection mode */ + LC3_FLOAT frame_ms; /* frame length in ms (wrong for 44.1) */ + LC3_INT frame_dms; /* frame length in ms * 10 (wrong for 44.1) */ + LC3_INT tilt; + LC3_INT lc3_br_set; + LC3_INT yLen; + LC3_INT W_size; + LC3_INT la_zeroes; + LC3_INT stEnc_mdct_mem_len; + LC3_INT bands_number; + LC3_INT nSubdivisions; + LC3_INT ltpf_mem_in_len; + LC3_INT envelope_bits; + LC3_INT global_gain_bits; + LC3_INT noise_fac_bits; + LC3_INT BW_cutoff_bits; + LC3_INT r12k8_mem_in_len; + LC3_INT r12k8_mem_out_len; + LC3_INT16 near_nyquist_index; + LC3_INT16 near_nyquist_flag; + LC3_INT tnsMaxOrder; + LC3_INT hrmode; + LC3_INT bandwidth; + LC3_INT bandwidth_preset; + LC3_INT bw_ctrl_active; + LC3_INT bw_ctrl_cutoff_bin; + LC3_INT bw_index; + LC3_FLOAT sns_damping; + LC3_INT attdec_nblocks; + LC3_FLOAT attdec_damping; + LC3_INT attdec_hangover_thresh; + + LC3_INT16 combined_channel_coding; + LC3_INT16 epmr; +}; + +#endif diff --git a/lib_lc3plus/sns_compute_scf.c b/lib_lc3plus/sns_compute_scf.c new file mode 100644 index 0000000000000000000000000000000000000000..7f78b36667f31201bad612c4fc520f20a4f19bce --- /dev/null +++ b/lib_lc3plus/sns_compute_scf.c @@ -0,0 +1,175 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processSnsComputeScf_fl(LC3_FLOAT* x, LC3_INT xLen, LC3_FLOAT* gains, LC3_INT smooth, LC3_FLOAT sns_damping, LC3_FLOAT attdec_damping_factor, LC3_INT fs_idx) +{ + LC3_INT bands_number, d, i, j, n, n2, n4, mapping[64]; + LC3_FLOAT x_tmp1[MAX_LEN], sum, mean, nf, gains_smooth[M], ratio; + LC3_FLOAT sum_gains_smooth; + const LC3_FLOAT* sns_preemph; + + sum_gains_smooth = 0; sum = 0; + sns_preemph = sns_preemph_all[fs_idx]; + + bands_number = xLen; + assert(bands_number <= 64); + + /* 5 ms */ + if (bands_number < 64) { + d = 64 - bands_number; + + if (d < xLen) + { + j = 0; + for (i = 0; i < 2 * d; i = i + 2) { + x_tmp1[i] = x[j]; + x_tmp1[i + 1] = x[j]; + j++; + } + + move_float(&x_tmp1[2 * d], &x[d], 64 - 2 * d); + } + else if (bands_number < 32) + { + ratio = LC3_FABS((LC3_FLOAT) (1.0 - 32.0 / (LC3_FLOAT) xLen)); + n4 = round(ratio * xLen); + n2 = xLen - n4; + + j = 0; + for(i = 1; i <= n4; i++) + { + mapping[j] = i; + mapping[j + 1] = i; + mapping[j + 2] = i; + mapping[j + 3] = i; + j += 4; + } + + for (i = n4 + 1; i <= n4 + n2; i++) + { + mapping[j] = i; + mapping[j + 1] = i; + j += 2; + } + + + for (i = 0; i < 64; i++) + { + x_tmp1[i] = x[mapping[i] - 1]; + } + } else { + assert(0 && "Unsupported number of bands!"); + } + + move_float(x, x_tmp1, 64); + + bands_number = 64; + xLen = bands_number; + } + + + /* Smoothing */ + + x_tmp1[0] = x[0]; + move_float(&x_tmp1[1], &x[0], 63); + + for (i = 0; i < 63; i++) { + x[i] = 0.5 * x[i] + 0.25 * (x_tmp1[i] + x[i + 1]); + } + + x[63] = 0.5 * x[63] + 0.25 * (x_tmp1[63] + x[63]); + + /* Pre-emphasis */ + for (i = 0; i < 64; i++) { + x[i] = x[i] * sns_preemph[i]; + } + + /* Noise floor at -40dB */ + for (i = 0; i < 64; i++) { + sum += x[i]; + } + + mean = sum * 0.015625; /* 1/64 */ + + nf = mean * 1.00e-04; + nf = MAX(nf, 2.328306436538696e-10); + + for (i = 0; i < 64; i++) { + if (x[i] < nf) { + x[i] = nf; + } + } + + /* Log-domain */ + for (i = 0; i < 64; i++) { + x[i] = LC3_LOGTWO(x[i]) * 0.5; + } + + /* Downsampling */ + for (n = 0; n < 16; n++) { + if (n == 0) { + x_tmp1[0] = x[0]; + + move_float(&x_tmp1[1], &x[0], 5); + + } else if (n == 15) { + move_float(x_tmp1, &x[59], 5); + + x_tmp1[5] = x[63]; + + } else { + move_float(x_tmp1, &x[n * 4 - 1], ((n * 4 + 5 - 1) - (n * 4 - 1) + 1)); + } + + sum = 0; + for (i = 0; i < 6; i++) { + sum += x_tmp1[i] * sns_W[i]; + } + + gains_smooth[n] = sum; + sum_gains_smooth += sum; + } + + + /* Remove mean and scaling */ + mean = sum_gains_smooth / 16.0; + + for (i = 0; i < 16; i++) { + gains[i] = sns_damping * (gains_smooth[i] - mean); + } + + /* Smoothing */ + if (smooth) { + gains_smooth[0] = (gains[0] + gains[1] + gains[2]) / 3.0; + gains_smooth[1] = (gains[0] + gains[1] + gains[2] + gains[3]) / 4.0; + + for (i = 2; i < 14; i++) { + gains_smooth[i] = (gains[i - 2] + gains[i - 1] + gains[i] + gains[i + 1] + gains[i + 2]) / 5.0; + } + + gains_smooth[M - 2] = (gains[M - 4] + gains[M - 3] + gains[M - 2] + gains[M - 1]) / 4.0; + gains_smooth[M - 1] = (gains[M - 3] + gains[M - 2] + gains[M - 1]) / 3.0; + + sum = 0; + for (i = 0; i < M; i++) { + sum += gains_smooth[i]; + } + + mean = sum / (LC3_FLOAT)M; + + for (i = 0; i < M; i++) { + gains[i] = attdec_damping_factor * (gains_smooth[i] - mean); + } + } +} diff --git a/lib_lc3plus/sns_interpolate_scf.c b/lib_lc3plus/sns_interpolate_scf.c new file mode 100644 index 0000000000000000000000000000000000000000..98b54909b70ca5159b3bfbedc5323b8165d54ed6 --- /dev/null +++ b/lib_lc3plus/sns_interpolate_scf.c @@ -0,0 +1,92 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processSnsInterpolateScf_fl(LC3_FLOAT* gains, LC3_INT encoder_side, LC3_INT bands_number, LC3_FLOAT* gains_int) +{ + LC3_INT i, n, d, n4; + LC3_FLOAT tmp[MAX_BANDS_NUMBER_PLC], ratio; + + /* Interpolation */ + + gains_int[0] = gains[0]; + gains_int[1] = gains[0]; + + for (n = 0; n <= 14; n++) { + gains_int[n * 4 + 2] = gains[n] + (gains[n + 1] - gains[n]) * 0.125; + gains_int[n * 4 + 3] = gains[n] + (gains[n + 1] - gains[n]) * 0.375; + gains_int[n * 4 + 4] = gains[n] + (gains[n + 1] - gains[n]) * 0.625; + gains_int[n * 4 + 5] = gains[n] + (gains[n + 1] - gains[n]) * 0.875; + } + + gains_int[62] = gains[15] + (gains[15] - gains[14]) * 0.125; + gains_int[63] = gains[15] + (gains[15] - gains[14]) * 0.375; + + /* For 5ms */ + + if (bands_number < 64) { + d = 64 - bands_number; + + if (d < 32) + { + i = 0; + for (n = 0; n < 2 * d; n = n + 2) { + tmp[i] = (gains_int[n] + gains_int[n + 1]) / (LC3_FLOAT)2.0; + i++; + } + + for (n = 1; n < d; n++) { + gains_int[n] = gains_int[2 * n]; + } + + for (n = 2 * d; n < 64; n++) { + gains_int[n - d] = gains_int[n]; + } + + move_float(gains_int, tmp, d); + } + else if (bands_number < 32) + { + ratio = LC3_FABS((LC3_FLOAT) ((LC3_FLOAT)1.0 - (LC3_FLOAT)32.0 / (LC3_FLOAT) bands_number)); + n4 = LC3_ROUND(ratio * (LC3_FLOAT)bands_number); + + for (i = 0; i < n4; i++) + { + tmp[i] = (gains_int[4 * i] + gains_int[4 * i + 1] + gains_int[4 * i + 2] + gains_int[4 * i + 3]) / 4.0; + } + + for (i = 0; i < bands_number - n4; i++) + { + tmp[n4 + i] = (gains_int[4 * n4 + 2 * i] + gains_int[4 * n4 + 2 * i + 1]) / 2.0; + } + + move_float(gains_int, tmp, bands_number); + } else { + assert(0 && "Unsupported number of bands!"); + } + } + + /* Inversion at encoder-side */ + + if (encoder_side == 1) { + for (n = 0; n < bands_number; n++) { + gains_int[n] = -gains_int[n]; + } + } + + /* Linear domain */ + + for (n = 0; n < bands_number; n++) { + gains_int[n] = LC3_POW(2, gains_int[n]); + } +} diff --git a/lib_lc3plus/sns_quantize_scf.c b/lib_lc3plus/sns_quantize_scf.c new file mode 100644 index 0000000000000000000000000000000000000000..e3fa34d832adb5114ccbe555d0368078f5a770c3 --- /dev/null +++ b/lib_lc3plus/sns_quantize_scf.c @@ -0,0 +1,523 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void pvq_dec(LC3_INT k, LC3_INT m, LC3_INT LS_ind, LC3_INT MPVQ_ind, LC3_INT* pulses); +static LC3_INT find_last_indice_le(LC3_INT compare, const LC3_INT* array, LC3_INT len); +static void idct_II(LC3_FLOAT* in, LC3_FLOAT* out, LC3_INT len); + +void idct_II(LC3_FLOAT* in, LC3_FLOAT* out, LC3_INT len) +{ + LC3_INT i; + LC3_FLOAT norm1, sum; + + norm1 = 0.353553390593274; /* sqrt(2 / 16) */ + + for (i = 0; i < len; i++) { + sum = mac_loop(in, idct_lookup[i], len); + out[i] = norm1 * sum; + } +} + +static LC3_INT pvq_pulse_search(LC3_FLOAT *xabs, LC3_FLOAT *ener, LC3_FLOAT *corr, LC3_INT *y, LC3_INT start, LC3_INT end) +{ + LC3_INT i; + LC3_INT nBest; + LC3_FLOAT bestCorrSq, bestEn; + LC3_FLOAT corrSq, currCorr, currEn; + + nBest = 0; + bestCorrSq = 0.0; + bestEn = 0.0; + + *ener += 1; // Added once for the entire loop + + i = start; + + currCorr = *corr + xabs[i]; + currEn = *ener + (2 * y[i]); + + corrSq = currCorr * currCorr; + + bestEn = currEn; + bestCorrSq = corrSq; + nBest = i; + + /* Iterative max search as recommended in the spec */ + for (; i < end; i++) + { + currCorr = *corr + xabs[i]; + currEn = *ener + (2 * y[i]); + + corrSq = currCorr * currCorr; + + if ((corrSq * bestEn) > (bestCorrSq * currEn)) + { + bestEn = currEn; + bestCorrSq = corrSq; + nBest = i; + } + } + + *corr += xabs[nBest]; + *ener += (2 * y[nBest]); + + y[nBest] += 1; /* Add the selected unit pulse */ + + return nBest; +} + +static void pvq_enc_vec_normalize(LC3_FLOAT *vec, LC3_INT N) +{ + LC3_FLOAT mag = 0.0, norm_fac; + LC3_INT i; + + for (i = 0; i < N; i++) + { + mag += (vec[i] * vec[i]); + } + + norm_fac = 1.0 / LC3_SQRT(mag); + + for (i = 0; i < N; i++) + { + vec[i] = vec[i] * norm_fac; + } + + return; +} + +static void pvq_enc_search(LC3_FLOAT* x_in, LC3_INT y[4][M]) +{ + LC3_INT i, N, K, pulse_total, N_setA; + LC3_FLOAT abs_sum, projfac; + LC3_FLOAT xabs[16]; + LC3_FLOAT yy, xy; + + abs_sum = 0.0; + + /* Step 1 : Projection to pyramid N=16, K=6 */ + N = 16; + K = 6; + pulse_total = 0; + N_setA = 10; + + yy = xy = 0.0f; + + for (i = 0; i < N; i++) + { + xabs[i] = LC3_FABS(x_in[i]); + abs_sum += xabs[i]; + } + + projfac = (K - 1) / abs_sum; + + for (i = 0; i < N; i++) + { + y[3][i] = floor(xabs[i] * projfac); + + pulse_total += y[3][i]; + + yy += (y[3][i] * y[3][i]); + xy += (xabs[i] * y[3][i]); + } + + /* Step 2: Adding unit pulses up to K = 6 */ + for (; pulse_total < K; pulse_total++) + { + pvq_pulse_search(xabs, &yy, &xy, y[3], 0, N); + } + + /* Step 3: Adding unit pulses up to K = 8 */ + memcpy(y[2], y[3], sizeof(LC3_INT)*N); + K = 8; + + for (; pulse_total < K; pulse_total++) + { + pvq_pulse_search(xabs, &yy, &xy, y[2], 0, N); + } + + memcpy(y[1], y[2], sizeof(LC3_INT)*N_setA); + + /* Step 4: Remove unit pulses not belonging to set A */ + for (i = N_setA; i < N; i++) + { + y[1][i] = 0; + } + + /* Step 5: Update yy and xy terms to reflect y1 */ + yy = 0; + xy = 0; + pulse_total = 0; + + for (i = 0; i < N_setA; i++) + { + yy += (y[1][i] * y[1][i]); + xy += (xabs[i] * y[1][i]); + + pulse_total += y[1][i]; + } + + /* Step 6: Add unit pulses until K = 10 over N = 10 */ + K = 10; + for (; pulse_total < K; pulse_total++) + { + pvq_pulse_search(xabs, &yy, &xy, y[1], 0, N_setA); + } + + memcpy(y[0], y[1], sizeof(LC3_INT)*N); + + /* Step 7: Add unit pulses until K = 1 over N = 6 in set B*/ + pvq_pulse_search(xabs, &yy, &xy, y[0], N_setA, N); + + /* Step 8: Add signs to each of the 4 vectors from x */ + for (i = 0; i < N; i++) + { + if (x_in[i] < 0) + { + y[0][i] = -y[0][i]; + y[1][i] = -y[1][i]; + y[2][i] = -y[2][i]; + y[3][i] = -y[3][i]; + } + } + + return; +} + +static inline LC3_FLOAT calc_mse(LC3_FLOAT *t2rot, LC3_FLOAT *y, LC3_FLOAT gain, LC3_INT N) +{ + LC3_FLOAT mse; + LC3_INT i; + + mse = 0.0; + + for (i = 0; i < N; i++) + { + LC3_FLOAT err = (t2rot[i] - gain * y[i]); + mse += (err * err); + } + + return mse; +} + +static void sns_quant_adj_gain_shape_search(LC3_FLOAT *t2rot, LC3_INT y[4][M] , + LC3_INT *gain_idx, LC3_INT *shape_idx, LC3_FLOAT *y_norm, LC3_FLOAT *scq_gain) +{ + LC3_INT gidx, sidx; + LC3_FLOAT min_mse, mse; + LC3_INT N; + LC3_FLOAT yCur[4][16]; + LC3_INT i; + + const LC3_INT gain_levels[4] = { 2, 4, 4, 8 }; + const LC3_FLOAT *sns_vq_gains[4] = { sns_vq_reg_adj_gains_fl , sns_vq_reg_lf_adj_gains_fl , + sns_vq_near_adj_gains_fl , sns_vq_far_adj_gains_fl }; + + min_mse = -1.0; + N = 16; + + + *gain_idx = *shape_idx = 0; + + for (sidx = 0; sidx < 4; sidx++) + { + for (i = 0; i < N; i++) + { + yCur[sidx][i] = (LC3_FLOAT)y[sidx][i]; + } + + /* Step 9: Normalize the vectors */ + pvq_enc_vec_normalize(yCur[sidx], N); + + for (gidx = 0; gidx < gain_levels[sidx]; gidx++) + { + mse = calc_mse(t2rot, yCur[sidx], sns_vq_gains[sidx][gidx], N); + + if ((mse < min_mse) || (min_mse < 0)) + { + *gain_idx = gidx; + *shape_idx = sidx; + min_mse = mse; + } + } + } + + for (i = 0; i < N; i++) + { + y_norm[i] = yCur[*shape_idx][i]; + } + + *scq_gain = sns_vq_gains[*shape_idx][*gain_idx]; + + return; +} + +static void enc_push_sign(LC3_FLOAT val, LC3_UINT32 *next_sign_ind, LC3_INT *index) +{ + if (((*next_sign_ind & 0x80000000U) == 0) && (val != 0)) { + *index = 2 * (*index) + *next_sign_ind; + } + if (val < 0) { + *next_sign_ind = 1; + } + if (val > 0) { + *next_sign_ind = 0; + } + + return; +} + +static void MPVQ_enum(LC3_INT dim, LC3_INT *sns_vec, LC3_INT *index_val, LC3_INT *lead_sign_ind) +{ + LC3_UINT32 next_sign_ind; + LC3_INT k_val_acc; + LC3_INT pos; + LC3_INT index, n; + LC3_INT const *row_ptr; + + /* MPVQ-index composition loop */ + LC3_INT tmp_h_row; + LC3_INT tmp_val; + + next_sign_ind = 0x80000000U; + k_val_acc = 0; + pos = dim; + index = 0; + n = 0; + + row_ptr = (LC3_INT const *)&(pvq_enc_A[n]); + tmp_h_row = row_ptr[0]; + + for (pos--; pos >= 0; pos--) + { + tmp_val = sns_vec[pos]; + enc_push_sign(tmp_val, &next_sign_ind, &index); + + index += tmp_h_row; + k_val_acc += abs(tmp_val); + if (pos != 0) { + n += 1; /* switch row in offset table MPVQ_offsets(n, k) */ + } + row_ptr = (LC3_INT const *)&(pvq_enc_A[n]); + + tmp_h_row = row_ptr[k_val_acc]; + } + + *index_val = index; + *lead_sign_ind = next_sign_ind; + + return; +} + +static LC3_INT MSEsearch (LC3_FLOAT *scf, const LC3_FLOAT sns_CB[8][32]) +{ + LC3_FLOAT distance, mse; + LC3_INT i, n, ind; + + ind = 0; + + distance = (LC3_FLOAT) LC3_CONST_POW_2_100; + for (i = 0; i < 32; i++) { + mse = 0; + for (n = 0; n < 8; n++) { + mse += (scf[n] - sns_CB[n][i]) * (scf[n] - sns_CB[n][i]); + } + + if (mse < distance) { + distance = mse; + ind = i; + } + } + return ind; +} + +void process_snsQuantizesScf_Enc(LC3_FLOAT* env, LC3_INT* index, LC3_FLOAT* envq, Dct2 dct2structSNS) +{ + LC3_FLOAT stage2_en1_norm_sub[M]; + LC3_INT i, j; + LC3_FLOAT st1_vector[M]; + LC3_FLOAT pvq_target_pre[M]; + LC3_FLOAT pvq_target[M]; + LC3_FLOAT stage2_en1_norm_pre_sub[M]; + LC3_INT gain, shape; + LC3_FLOAT scfq_gain; + LC3_INT y[4][M]; + + /* Stage 1 split VQ */ + index[0] = MSEsearch(&env[0], sns_LFCB); /* ind_LF */ + index[1] = MSEsearch(&env[8], sns_HFCB); /* ind_HF */ + + j = 8; + for (i = 0; i < 8; i++, j++) { + st1_vector[i] = sns_LFCB[i][index[0]]; + st1_vector[j] = sns_HFCB[i][index[1]]; + } + + /* STAGE 2 */ + for (i = 0; i < 16; i++) { + pvq_target_pre[i] = env[i] - st1_vector[i]; + } + + dct2_apply(&dct2structSNS, pvq_target_pre, pvq_target); + pvq_enc_search(pvq_target, y); + sns_quant_adj_gain_shape_search(pvq_target, y, &gain, &shape, stage2_en1_norm_pre_sub, &scfq_gain); + + /* Inverse transform */ + idct_II(stage2_en1_norm_pre_sub, stage2_en1_norm_sub, M); + + index[2] = shape; + index[3] = gain; + + if (shape < 2) { + MPVQ_enum(10, y[shape], &index[5], &index[4]); + } + else { + MPVQ_enum(M, y[shape], &index[5], &index[4]); + } + + if (shape == 0) { + LC3_INT ls_ind, ind; + MPVQ_enum(6, &y[shape][10], &ind, &ls_ind); + index[6] = ind * 2 + ls_ind; + } + else if (shape == 2) { + index[6] = -1; + } + else { + index[6] = -2; + } + + for (i = 0; i < M; i++) { + envq[i] = st1_vector[i] + (stage2_en1_norm_sub[i] * scfq_gain); + } +} + +LC3_INT find_last_indice_le(LC3_INT compare, const LC3_INT* array, LC3_INT len) +{ + LC3_INT idx = 0, i = 0; + + for (i = 0; i < len; i++) { + if (compare >= array[i]) { + idx++; + } + } + + if (idx > 0) { + idx--; + } + + return idx; +} + +void pvq_dec(LC3_INT k, LC3_INT m, LC3_INT LS_ind, LC3_INT MPVQ_ind, LC3_INT* pulses) +{ + LC3_INT leading_sign, idx, k_delta = 0, pos; + + leading_sign = 1 - 2 * LS_ind; + + /* Decoding loop */ + + for (pos = 0; pos < m; pos++) { + if (MPVQ_ind != 0) { + /* Find last indice */ + idx = find_last_indice_le(MPVQ_ind, &pvq_enc_A[m - pos - 1][0], k + 1); + MPVQ_ind = MPVQ_ind - pvq_enc_A[m - pos - 1][idx]; + k_delta = k - idx; + } else { + pulses[pos] = leading_sign * k; + break; + } + + if (k_delta != 0) { + pulses[pos] = leading_sign * k_delta; + if ((MPVQ_ind % 2) != 0) { + leading_sign = -1; + } else { + leading_sign = 1; + } + + MPVQ_ind = floor(MPVQ_ind / 2); + k = k - k_delta; + } + } +} + +void process_snsQuantizesScf_Dec(LC3_INT* scf_idx, LC3_FLOAT* scf_q) +{ + LC3_INT i, submode; + LC3_INT pulses2[6] = {0}, pulses[M] = {0}; + LC3_FLOAT st2_vector[M], st2_vector_idct[M], sum = 0; + + /* Decode first stage */ + + for (i = 0; i < 8; i++) { + scf_q[i] = sns_LFCB[i][scf_idx[0]]; + scf_q[i + 8] = sns_HFCB[i][scf_idx[1]]; + } + + /* STAGE 2 */ + /* Decode submode */ + + submode = scf_idx[2]; + + /* Decode pulses */ + + if (submode < 2) { + pvq_dec(10, 10, scf_idx[4], scf_idx[5], pulses); + + if (submode == 0) { + pvq_dec(1, 6, (scf_idx[6] % 2), floor(scf_idx[6] / 2), pulses2); + + move_int(&pulses[10], pulses2, 6); + + } else { + pulses[15] = 0; + } + } else if (submode == 2) { + pvq_dec(8, 16, scf_idx[4], scf_idx[5], pulses); + } else { + pvq_dec(6, 16, scf_idx[4], scf_idx[5], pulses); + } + + /* Normalization */ + + for (i = 0; i < M; i++) { + sum += pulses[i] * pulses[i]; + } + + sum = 1.0 / LC3_SQRT(sum); + + for (i = 0; i < M; i++) { + st2_vector[i] = pulses[i] * sum; + } + + /* Inverse transform */ + idct_II(st2_vector, st2_vector_idct, M); + + /* Gain */ + /* Add stage 1 and stage 2 */ +#ifdef CR9_SIMPLIFY_LOOP + for (i = 0; i < M; i++) { + scf_q[i] += st2_vector_idct[i] * sns_dec_gains[submode][scf_idx[3]]; + } +#else + for (i = 0; i < M; i++) { + st2_vector_idct[i] = st2_vector_idct[i] * sns_dec_gains[submode][scf_idx[3]]; + } + + for (i = 0; i < M; i++) { + scf_q[i] = scf_q[i] + st2_vector_idct[i]; + } +#endif +} diff --git a/lib_lc3plus/structs.h b/lib_lc3plus/structs.h new file mode 100644 index 0000000000000000000000000000000000000000..59425744eda6bbb5d0a73ab585d6e65014c506f4 --- /dev/null +++ b/lib_lc3plus/structs.h @@ -0,0 +1,208 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef STRUCTS_H +#define STRUCTS_H + +#include "options.h" +#include "wmc_auto.h" +#include "defines.h" +#include "fft/iisfft.h" + +typedef struct { + LC3_FLOAT r; /* real part */ + LC3_FLOAT i; /* imaginary part */ +} Complex; + +typedef struct { + LC3_INT length; + void *handle; +} Fft; + +typedef struct { + LC3_INT length; + Fft fft; +} Dct2; + +typedef struct { + LC3_INT length; + Fft fft; +} Dct3; + +typedef struct { + LC3_INT length; + Complex *twid1; + Complex *twid2; + Fft fft; +} Dct4; + +typedef struct { + LC3_INT length; + LC3_INT leading_zeros; + LC3_INT mem_length; + const LC3_FLOAT *window; + LC3_FLOAT *mem; + Dct4 dct; +} Mdct; + +typedef struct { + uint32_t ac_low_fl; + uint32_t ac_range_fl; + int BER_detect; + + LC3_INT32 pc_c_bp; + LC3_INT32 pc_c_bp_side; + LC3_INT32 pc_bytes; + LC3_INT32 pc_b_left; + LC3_INT32 pc_b_right; + LC3_INT32 pc_enc; + LC3_INT32 pc_bfi; + LC3_INT32 pc_bbi; + LC3_INT32 pc_be_bp_left; + LC3_INT32 pc_be_bp_right; + LC3_INT32 pc_return; + LC3_INT16 pc_inv_bin; +} Decoder_State_fl; + +typedef struct { + LC3_INT bp; + LC3_INT low; + LC3_INT range; + LC3_INT cache; + LC3_INT carry; + LC3_INT carry_count; + uint8_t *ptr; + LC3_INT *bp_side; + LC3_INT *mask_side; +} Encoder_State_fl; + +typedef struct { + LC3_INT nbLostCmpt; + LC3_INT prevBfi; + LC3_INT prevprevBfi; + LC3_FLOAT q_d[MAX_LEN]; + LC3_FLOAT q_d_prev[MAX_LEN]; +} PlcSetup; + + +typedef struct { + LC3_FLOAT cum_alpha; + LC3_INT seed; +} PlcNsSetup; + +typedef struct { + LC3_INT32 seed; + LC3_INT32 ns_nbLostCmpt_pc; + LC3_FLOAT *q_old_res; + LC3_FLOAT prev_gg; +} pcState; + +typedef struct { + LC3_INT len; + LC3_INT sign; + LC3_FLOAT* table; +} Cfft; + +typedef struct T_IIS_FFT { + IIS_FFT_DIR sign; + LC3_INT32 len; + LC3_FLOAT* buffer; + LC3_FLOAT* sine_table; + Iisfft iisfft; + Cfft cfft; +} IIS_FFT; + +typedef struct T_IIS_FFT* HANDLE_IIS_FFT; + +typedef struct { + Fft PhEcu_Fft; /*no counterpart in BASOP */ + Fft PhEcu_Ifft; /*no counterpart in BASOP */ + + + LC3_FLOAT PhECU_f0hzLtpBin; /* BASOP Word16 PhECU_f0hzLtpBinQ7 */ + LC3_FLOAT PhECU_norm_corr; /* BASOP Word16 norm_corrQ15 */ + + LC3_FLOAT *PhECU_oold_grp_shape; /* BASOP Word16 PhECU_oold_grp_shape_fx[MAX_LGW]; */ + LC3_FLOAT *PhECU_old_grp_shape; /* BASOP Word16 PhECU_old_grp_shape_fx[MAX_LGW] ; */ + + LC3_FLOAT PhECU_L_oold_xfp_w_E; /* BASOP Word32 PhECU_L_oold_xfp_w_E_fx;*/ + LC3_FLOAT PhECU_L_old_xfp_w_E; /* BASOP Word32 PhECU_L_old_xfp_w_E_fx; */ + + LC3_INT32 PhECU_Lprot ; /* BASOP Word16 PhECU_Lprot_fx;*/ + + LC3_FLOAT *PhECU_xfp; + Complex *PhECU_X_sav_m; + LC3_INT32 *PhECU_plocs; /* BASOP Word16 *PhECU_plocs; */ /* MAX_PLOCS */ + LC3_FLOAT *PhECU_f0est; /*BASOP Word32 *PhECU_f0est;*/ + + LC3_FLOAT *PhECU_mag_chg_1st; /* BASOP Word16 PhECU_mag_chg_1st[MAX_LGW];*/ + LC3_FLOAT *PhECU_Xavg; /* BASOP Word16 PhECU_Xavg[MAX_LGW] ; */ + + LC3_FLOAT PhECU_beta_mute; /* BASOP Word16 PhECU_beta_mute*/ + + LC3_INT16 PhECU_seed; /* BASOP Word16 PhECU_seed_fx;*/ + + LC3_INT32 PhECU_LDWIN_OLAP; /* BASOP Word16 PhECU_LDWIN_OLAP; */ + LC3_INT32 PhECU_t_adv; /* BASOP Word16 t_adv; */ + + LC3_INT32 PhECU_short_flag_prev; + LC3_INT32 PhECU_time_offs; + LC3_INT32 PhECU_num_plocs; + HANDLE_IIS_FFT handle_fft_phaseecu; + HANDLE_IIS_FFT handle_ifft_phaseecu; +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 PhECU_nonpure_tone_flag; /* BASOP Word16 PhECU_nonpure_tone_flag*/ +#endif + +} PlcPhEcuSetup; + +typedef struct { + LC3_INT16 seed; + LC3_FLOAT gain_c; + LC3_INT32 lpcorder; + LC3_FLOAT A[M+1]; + LC3_INT32 fract; + LC3_INT32 lagw_bw; + LC3_FLOAT preemphFac; + LC3_FLOAT *harmonicBuf; + LC3_FLOAT synthHist[M]; +} PlcTdcSetup; + +typedef struct { + LC3_FLOAT *pcmbufHist; + LC3_INT32 max_len_pcm_plc; + PlcTdcSetup PlcTdcSetup; + LC3_FLOAT stabFac; + LC3_FLOAT cum_fading_slow; + LC3_FLOAT cum_fading_fast; + LC3_FLOAT cum_fflcAtten; + LC3_FLOAT scf_q_old[M]; + LC3_FLOAT scf_q_old_old[M]; + PlcPhEcuSetup PlcPhEcuSetup; + +#ifdef CR8_A_PLC_FADEOUT_TUNING + LC3_INT16 longterm_counter_plcTdc; +#ifndef CR9_L_RETRAIN_FADEOUT_TYPE_CLASSIFIER + LC3_INT16 longterm_counter_plcPhaseEcu; +#endif + LC3_INT16 longterm_counter_plcNsAdv; + LC3_INT16 longterm_analysis_counter_max; /* Maximum longterm frames number */ + LC3_INT16 longterm_analysis_counter_max_bytebuffer; /* Same as above but reduced for circular bit-buffer */ + LC3_INT32 *plc_longterm_advc_tdc; + LC3_INT32 *plc_longterm_advc_ns; + LC3_UINT8 plc_fadeout_type; + LC3_UINT8 plc_fadeout_type_first; + LC3_INT16 overall_counter; + LC3_INT8 longterm_counter_byte_position; + LC3_INT8 longterm_counter_bit_position; +#endif +} PlcAdvSetup; + +#endif diff --git a/lib_lc3plus/tns_coder.c b/lib_lc3plus/tns_coder.c new file mode 100644 index 0000000000000000000000000000000000000000..6870ba1e14a03899214080fed53ed5aa458187f9 --- /dev/null +++ b/lib_lc3plus/tns_coder.c @@ -0,0 +1,393 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +static void xcorr(LC3_FLOAT* in, LC3_FLOAT* out, LC3_INT lag, LC3_INT inLen); +static void levdown(LC3_FLOAT* anxt, LC3_FLOAT* out_a, LC3_INT* len); +static void poly2rc(LC3_FLOAT* a, LC3_FLOAT* out, LC3_INT len); + +void xcorr(LC3_FLOAT* in, LC3_FLOAT* out, LC3_INT lag, LC3_INT inLen) +{ + LC3_INT32 m; + + + for (m = 0; m <= lag; m++) { + /* Calculate correlation */ + out[m] = mac_loop(in, &in[m], (inLen - m)); + } +} + +void levinsonDurbin(LC3_FLOAT* r, LC3_FLOAT* out_lev, LC3_FLOAT* rc_unq, LC3_FLOAT* error, LC3_INT len) +{ + LC3_INT t, i, j; + LC3_FLOAT g, v, sum, buf_tmp[10]; + + g = r[1] / r[0]; + out_lev[0] = g; + + v = (1.0 - g * g) * r[0]; + rc_unq[0] = -g; + + for (t = 1; t < len; t++) { + + sum = 0; + for (i = 1; i <= t; i++) { + sum += out_lev[i - 1] * r[i]; + } + + g = (r[t + 1] - sum) / v; + + j = 1; + for (i = t - 1; i >= 0; i--) { + buf_tmp[j] = out_lev[j - 1] - g * out_lev[i]; + j++; + } + + move_float(&out_lev[1], &buf_tmp[1], len); + + out_lev[0] = g; + + v = v * (1 - g * g); + rc_unq[t] = -g; + } + + /* Reorder out_lev */ + out_lev[0] = 1; + j = 1; + for (i = len - 1; i >= 0; i--) { + buf_tmp[j] = -out_lev[i]; + j++; + } + + move_float(&out_lev[1], &buf_tmp[1], (len - 1)); + + out_lev[len] = rc_unq[len - 1]; + + *error = v; +} + +void levdown(LC3_FLOAT* anxt, LC3_FLOAT* out_a, LC3_INT* len) +{ + LC3_INT32 i, j; + LC3_FLOAT tmp_buf[8], knxt; + LC3_FLOAT norm; + + memset(tmp_buf, 0, 8 * sizeof(LC3_FLOAT)); + /* Initial length = 9 */ + + /* Drop the leading 1 */ + + *len = *len - 1; /* Lenght = 8 */ + + /* Last coefficient */ + knxt = anxt[*len]; /* At [7] */ + + *len = *len - 1; /* Lenght = 7 */ + + j = 0; + for (i = *len - 1; i >= 0; i--) { + tmp_buf[j] = knxt * anxt[i + 1]; + j++; + } + + norm = 1.0 / (1.0 - (LC3_FABS(knxt)) * (LC3_FABS(knxt))); + + out_a[0] = 1; + for (i = 0; i < *len; i++) { + out_a[i + 1] = (anxt[i + 1] - tmp_buf[i]) * norm; + } + + *len = *len + 1; /* Length = 8 */ +} + +void poly2rc(LC3_FLOAT* a, LC3_FLOAT* out, LC3_INT len) +{ + LC3_INT k, i, len_old; + LC3_FLOAT buf[9]; + + len_old = len; + + zero_float(out, len - 1); + + /* Length = 9 */ + + /* Normalize */ + for (i = 0; i < len; i++) { + a[i] = a[i] / a[0]; + } + + out[len - 1] = a[len - 1]; + + /* Process */ + for (k = len - 2; k >= 0; k--) { + levdown(a, buf, &len); + out[k] = buf[len - 1]; /* Store last value */ + + move_float(a, buf, len); + } + + /* Shift output array by one to the left to lose leading 1 */ + for (i = 0; i < len_old - 1; i++) { + out[i] = out[i + 1]; + } +} + + +void processTnsCoder_fl(LC3_FLOAT* x, LC3_INT bw_cutoff_idx, LC3_INT bw_fcbin, LC3_INT fs, LC3_INT N, LC3_INT frame_dms, LC3_INT nBits, + LC3_INT* order_out, LC3_INT* rc_idx, LC3_INT* tns_numfilters, LC3_INT* bits_out + , LC3_INT16 near_nyquist_flag +) +{ + LC3_INT i, stopfreq[2], startfreq[2], f, numfilters, maxOrder, bits, sub, + subdiv_startfreq, subdiv_stopfreq, j, rc_idx_tmp[MAXLAG], order_tmp, tmp, tns; + LC3_FLOAT minPGfac, minPredictionGain, maxPG, xcorr_out[MAXLAG + 1], sum, + subdiv_len, nSubdivisions, r[MAXLAG + 1], rc_unq[MAXLAG + 1], error_lev, predGain, + alpha, rc[MAXLAG], st[MAXLAG + 1] = {0}, s, tmpSave, tmp_fl; + const LC3_INT* order; + LC3_FLOAT inv_sum, x_val; + LC3_FLOAT alpha_loc; + LC3_INT32 iIndex; + + /* Init */ + + if (fs >= 32000 && frame_dms >= 50) { + numfilters = 2; + } else { + numfilters = 1; + } + + /* 40 * frame_dms / 10 = 4 * frame_dms */ + if (N > 4 * frame_dms) + { + N = 4 * frame_dms; + fs = 40000; + } + + if (numfilters == 1) { + startfreq[0] = floor(600 * N * 2 / fs) + 1; + stopfreq[0] = N; + } else { + startfreq[0] = floor(600 * N * 2 / fs) + 1; + startfreq[1] = N / 2 + 1; + stopfreq[0] = N / 2; + stopfreq[1] = N; + } + + switch (frame_dms) + { + case 25: + maxOrder = 4; + nSubdivisions = 2.0; + break; + case 50: + maxOrder = 4; + nSubdivisions = 2.0; + break; +#ifdef CR8_G_ADD_75MS + case 75: + maxOrder = 8; + nSubdivisions = 3; + break; +#endif + case 100: + maxOrder = 8; + nSubdivisions = 3.0; + break; + } + + minPredictionGain = 1.5; + + if (nBits >= 4.8 * frame_dms) { + order = order1_tns; + } else { + order = order2_tns; + } + + /* Processing */ + if (bw_cutoff_idx >= 3 && numfilters == 2) { + numfilters = 2; + startfreq[1] = bw_fcbin / 2 + 1; + stopfreq[0] = bw_fcbin / 2; + stopfreq[1] = bw_fcbin; + } else { + numfilters = 1; + stopfreq[0] = bw_fcbin; + } + + bits = 0; + + for (f = 0; f < numfilters; f++) { + subdiv_len = ((LC3_FLOAT)stopfreq[f] + 1.0 - (LC3_FLOAT)startfreq[f]) / nSubdivisions; + + zero_float(r, MAXLAG+1); + + for (sub = 1; sub <= nSubdivisions; sub++) { + subdiv_startfreq = floor(subdiv_len * (sub - 1)) + startfreq[f] - 1; + subdiv_stopfreq = floor(subdiv_len * sub) + startfreq[f] - 1; + +#ifdef CR8_G_ADD_75MS + if (fs == 32000 && frame_dms == 75) + { + if (subdiv_startfreq == 83) + { + subdiv_startfreq = 82; + } + + if (subdiv_stopfreq == 83) + { + subdiv_stopfreq = 82; + } + + if (subdiv_startfreq == 160) + { + subdiv_startfreq = 159; + } + + if (subdiv_stopfreq == 160) + { + subdiv_stopfreq = 159; + } + } +#endif + + sum = 0; + for (i = subdiv_startfreq; i < subdiv_stopfreq; i++) { + sum += x[i] * x[i]; + } + + if (sum < LC3_EPS) { + zero_float(r, MAXLAG+1); + r[0] = 1; + break; + } + + xcorr(&x[subdiv_startfreq], xcorr_out, maxOrder, subdiv_stopfreq - subdiv_startfreq); + + inv_sum = 1.0 / sum; + for (i = 0; i <= maxOrder; i++) { + r[i] = r[i] + xcorr_out[i] * inv_sum; + } + } + + for (i = 0; i <= maxOrder; i++) { + r[i] = r[i] * lagw_tns[i]; + } + + levinsonDurbin(r, xcorr_out, rc_unq, &error_lev, maxOrder); + + predGain = r[0] / error_lev; + + if (predGain > minPredictionGain && near_nyquist_flag == 0) { + tns = 1; + } else { + tns = 0; + } + + bits++; + + if (tns == 1) { + minPGfac = 0.85; + maxPG = 2; + if (nBits >= 4.8 * frame_dms) { + maxPG = minPredictionGain; + } + + /* LPC weighting */ + if (predGain < maxPG) { + alpha = (maxPG - predGain) * (minPGfac - 1.0) / (maxPG - minPredictionGain) + 1.0; + + alpha_loc = 1; + for (i = 0; i <= maxOrder; i++) { + xcorr_out[i] = xcorr_out[i] * alpha_loc; + alpha_loc *= alpha; + } + + poly2rc(xcorr_out, rc_unq, maxOrder + 1); + } + + /* PARCOR Quantization */ + for (i = 0; i < maxOrder; i++) + { + iIndex = 1; + x_val = rc_unq[i]; + + while ((iIndex < 17) && (x_val > quants_thr_tns[iIndex - 1])) + { + iIndex = (iIndex + 1); + } + rc_idx_tmp[i] = (iIndex - 2); + } + + /* Filter Order */ + order_tmp = 0; + for (i = 0; i < maxOrder; i++) { + rc[i] = quants_pts_tns[rc_idx_tmp[i]]; + + if (rc[i] != 0) { + order_tmp = i + 1; + } + } + + order_out[f] = order_tmp; + + // Disable TNS if order is 0: + if (order_out[f] == 0) { + tns = 0; + + // Jump to else statement + goto tns_disabled; + } + tmp = order[order_out[f] - 1]; + + /* Huffman Coding of PARCOR coefficients */ + for (i = 0; i <= order_out[f] - 1; i++) { + tmp += huff_bits_tns[i][rc_idx_tmp[i]]; + } + + bits = bits + ceil((LC3_FLOAT)tmp / 2048.0); + + j = 0; + for (i = f * 8; i <= f * 8 + order_out[f] - 1; i++) { + rc_idx[i] = rc_idx_tmp[j]; + j++; + } + } else { +tns_disabled: + order_out[f] = 0; + } + + /* Filtering */ + if (tns == 1) { + for (i = startfreq[f]; i <= stopfreq[f]; i++) { + s = x[i - 1]; + tmpSave = s; + + for (j = 0; j < order_out[f] - 1; j++) { + tmp_fl = rc[j] * s + st[j]; + s += rc[j] * st[j]; + + st[j] = tmpSave; + tmpSave = tmp_fl; + } + + s += rc[order_out[f] - 1] * st[order_out[f] - 1]; + + st[order_out[f] - 1] = tmpSave; + x[i - 1] = s; + } + } + } + + *tns_numfilters = numfilters; + *bits_out = bits; +} diff --git a/lib_lc3plus/tns_decoder.c b/lib_lc3plus/tns_decoder.c new file mode 100644 index 0000000000000000000000000000000000000000..dbdadaeaff9fd4d6dd0ee951bf3b7f92c2def937 --- /dev/null +++ b/lib_lc3plus/tns_decoder.c @@ -0,0 +1,55 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#include "options.h" +#include "wmc_auto.h" +#include "functions.h" + +void processTnsDecoder_fl(LC3_FLOAT* x, LC3_INT* rc_idx, LC3_INT* order, LC3_INT numfilters, LC3_INT bw_fcbin, LC3_INT N, LC3_INT fs) +{ + LC3_INT startfreq[2], stopfreq[2], f, i, j, m, l; + LC3_FLOAT rc[9], s, st[9] = {0}; + LC3_INT order_tmp; + + if (numfilters == 2) { + startfreq[0] = floor(600 * N * 2 / fs) + 1; + stopfreq[0] = bw_fcbin / 2; + startfreq[1] = bw_fcbin / 2 + 1; + stopfreq[1] = bw_fcbin; + } else { + startfreq[0] = floor(600 * N * 2 / fs) + 1; + stopfreq[0] = bw_fcbin; + } + + for (f = 0; f < numfilters; f++) { + order_tmp = order[f]; + + if (order_tmp > 0) { + j = 0; + + for (i = f * 8; i < f * 8 + order_tmp; i++) { + rc[j] = quants_pts_tns[rc_idx[i]]; + j++; + } + + for (m = startfreq[f]; m <= stopfreq[f]; m++) { + s = x[m - 1] - rc[order_tmp - 1] * st[order_tmp - 1]; + + for (l = order_tmp - 2; l >= 0; l--) { + s = s - rc[l] * st[l]; + st[l + 1] = rc[l] * s + st[l]; + } + + st[0] = s; + x[m - 1] = s; + } + } + } +} diff --git a/lib_lc3plus/util.h b/lib_lc3plus/util.h new file mode 100644 index 0000000000000000000000000000000000000000..069e89371442237cbe80ffef26bc756bc2a63f15 --- /dev/null +++ b/lib_lc3plus/util.h @@ -0,0 +1,256 @@ +/****************************************************************************** +* ETSI TS 103 634 V1.4.3 * +* Low Complexity Communication Codec Plus (LC3plus) * +* * +* Copyright licence is solely granted through ETSI Intellectual Property * +* Rights Policy, 3rd April 2019. No patent licence is granted by implication, * +* estoppel or otherwise. * +******************************************************************************/ + + +#ifndef UTIL_H +#define UTIL_H + +#include "options.h" +#include "wmc_auto.h" +#include "clib.h" +#include "math.h" + +#ifdef _MSC_VER +/* strcasecmp is not available on visual studio */ +static LC3_INT strcasecmp(const char* a, const char* b) { + return _stricmp(a,b); +} +#endif + +/* restrict is not available on visual studio */ +#ifdef _MSC_VER +#define restrict __restrict +/* inline is not recognized in visual studio 13 required by matlab r2015a in win10 */ +#define inline __inline +#endif + +/* number of elements in array */ +#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) + +/* min max with no side effects */ +static inline LC3_INT imin(LC3_INT a, LC3_INT b) { return a < b ? a : b; } +static inline LC3_INT imax(LC3_INT a, LC3_INT b) { return a > b ? a : b; } + +/* restrict x to range [min, max] */ +static inline LC3_INT iclamp(LC3_INT min, LC3_INT x, LC3_INT max) { + return x < min ? min : x > max ? max : x; +} +static inline double fcmamp(double min, double x, double max) { + return x < min ? min : x > max ? max : x; +} +static inline LC3_FLOAT fclampf(LC3_FLOAT min, LC3_FLOAT x, LC3_FLOAT max) { + return x < min ? min : x > max ? max : x; +} + +/* x² */ +static inline LC3_FLOAT sqrf(LC3_FLOAT x) { return x * x; } + +/* convenience wrappers around memmove */ +static inline void move_float(LC3_FLOAT *dst, const LC3_FLOAT *src, LC3_INT len) { +#ifdef WMOPS + LC3_INT i; + for (i = 0; i < len; i++) + { + dst[i] = src[i]; + } +#else + memmove(dst, src, len * sizeof(LC3_FLOAT)); +#endif +} +static inline void move_int(LC3_INT *dst, const LC3_INT *src, LC3_INT len) { +#ifdef WMOPS + LC3_INT i; + for (i = 0; i < len; i++) + { + dst[i] = src[i]; + } +#else + memmove(dst, src, len * sizeof(LC3_INT)); +#endif +} + +/* convenience wrappers around memset */ +static inline void zero_float(LC3_FLOAT *x, LC3_INT len) { +#ifdef WMOPS + LC3_INT i; + for (i = 0; i < len; i++) + { + x[i] = 0; + } +#else + memset(x, 0, len * sizeof(LC3_FLOAT)); +#endif +} +static inline void zero_int(LC3_INT *x, LC3_INT len) { +#ifdef WMOPS + LC3_INT i; + for (i = 0; i < len; i++) + { + x[i] = 0; + } +#else + memset(x, 0, len * sizeof(LC3_INT)); +#endif +} + +/* multiply float vectors element by element, in-place */ +static inline void mult_vec(LC3_FLOAT *a, const LC3_FLOAT *b, + LC3_INT len) { + LC3_INT i = 0; + for (i = 0; i < len; i++) { + a[i] *= b[i]; + } +} + +/* multiply float vector with constant, in-place */ +static inline void mult_const(LC3_FLOAT *a, LC3_FLOAT b, LC3_INT len) { + LC3_INT i = 0; + for (i = 0; i < len; i++) { + a[i] *= b; + } +} + +/* sum of vector */ +static inline LC3_FLOAT sum_vec(const LC3_FLOAT *x, LC3_INT len) { + LC3_FLOAT sum = 0; + LC3_INT i = 0; + for (i = 0; i < len; i++) { + sum += x[i]; + } + return sum; +} + +/* complex constructor */ +static inline Complex cmplx(LC3_FLOAT r, LC3_FLOAT i) { return (Complex){r, i}; } + +/* complex a + b */ +static inline Complex cadd(Complex a, Complex b) { + return cmplx(a.r + b.r, a.i + b.i); +} + +/* complex a * b */ +static inline Complex cmul(Complex a, Complex b) { + return cmplx(a.r * b.r - a.i * b.i, a.i * b.r + a.r * b.i); +} + +/* mac operator */ +static inline LC3_FLOAT mac_loop(const LC3_FLOAT *array1, const LC3_FLOAT *array2, LC3_INT len) +{ + LC3_INT i; + LC3_FLOAT sum = 0.0; + + for (i = 0; i < len; i++) + { + sum += (*array1++) * (*array2++); + } + + return sum; +} + +/* complex eᶦˣ */ +static inline Complex cexpi(LC3_FLOAT x) { return cmplx(LC3_COS(x), LC3_SIN(x)); } + +/* complex -x */ +static inline Complex cneg(Complex x) { return cmplx(-x.r, -x.i); } + +/* convert string to number. return true on success */ +static inline bool str_to_int(const char *str, LC3_INT *value) { + char *end = NULL; + long v = str ? strtol(str, &end, 0) : 0; + *value = (LC3_INT)v; + return str && *end == 0 && v >= INT_MIN && v <= INT_MAX; +} + +/* returns true if str ends with str ends with suffix. ignoring case. str may be + * NULL */ +static inline bool str_ends_with(const char *str, const char *suffix) { + char *tmp = str ? strrchr(str, suffix[0]) : NULL; + return tmp && !strcasecmp(tmp, suffix); +} + +/* complex a - b */ +static inline Complex csub(Complex a, Complex b) { + return cmplx(a.r - b.r, a.i - b.i); +} + +static inline void move_cmplx(Complex *dst, const Complex *src, LC3_INT32 len) { + if (len > 0) { + memmove(dst, src, len * sizeof(Complex)); + assert(src[len - 1].r == dst[len - 1].r && src[len - 1].i == dst[len - 1].i); /*check that Cmplx is stored contiguously*/ + assert(src[0].r == dst[0].r && src[0].i == dst[0].i); /*check that Cmplx is stored contiguously*/ + } +} + +static inline void zero_cmplx(Complex *x, LC3_INT32 len) { + if(len > 0) { + memset(x, 0, len * sizeof(Complex)); + assert(x[0].r == 0 && x[0].i == 0 && x[len-1].r == 0 && x[len-1].i == 0); + } +} + +static inline Complex realtoc(LC3_FLOAT r) { return cmplx(r, 0); } + +/* set float vector to constant */ +static inline void set_vec(const LC3_FLOAT c, LC3_FLOAT *x, LC3_INT32 len) { + LC3_INT32 i = 0; + for (i = 0; i < len; i++) { + x[i] = c; + } +} + +/* set float vector to constant */ +static inline void set_vec_int(const LC3_INT32 c, LC3_INT32 *x, LC3_INT32 len) { + LC3_INT32 i = 0; + for (i = 0; i < len; i++) { + x[i] = c; + } +} + +static inline LC3_INT32 clz_func(LC3_INT32 inp) +{ +#if defined(__clang__) || defined(__GNUC__) + if (inp == 0) + { + return 0; + } + return __builtin_clz(inp); + +#elif defined(_WIN32) || defined(_WIN64) + LC3_INT32 leading_zero = 0; + + if (_BitScanReverse(&leading_zero, inp)) + { + return 31 - leading_zero; + } + else + return 0; + +#else + LC3_INT32 i = 0; + int64_t x = inp; + + if (inp == 0) + { + return 0; + } + + inp = (inp < 0) ? ~inp : inp; + + while (x < (int64_t)0x80000000L) + { + inp <<= 1; + i += 1; + } + + return i; +#endif +} + + +#endif diff --git a/lib_rend/ivas_crend.c b/lib_rend/ivas_crend.c index a17f6ecbfa77d3fb7d57aaf14ca328bb7b5cdb2f..864963debde81870ad51b5b1601813bd85227ad8 100644 --- a/lib_rend/ivas_crend.c +++ b/lib_rend/ivas_crend.c @@ -179,7 +179,11 @@ static ivas_error ivas_rend_initCrend( return IVAS_ERROR( IVAS_ERR_INTERNAL_FATAL, "Encountered unsupported input config in Crend" ); } - if ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + if ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB +#ifdef SPLIT_REND_WITH_HEAD_ROT + && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM +#endif + ) { return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Encountered unsupported output type in Crend" ); } @@ -1121,10 +1125,19 @@ static ivas_error ivas_er_init_handle( *------------------------------------------------------------------------*/ ivas_error ivas_rend_initCrendWrapper( - CREND_WRAPPER_HANDLE *pCrend ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + CREND_WRAPPER_HANDLE *pCrend, + const int16_t num_poses +#else + CREND_WRAPPER_HANDLE *pCrend +#endif +) { int16_t i; CREND_HANDLE hCrend; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif if ( pCrend == NULL ) { @@ -1139,6 +1152,9 @@ ivas_error ivas_rend_initCrendWrapper( ( *pCrend )->binaural_latency_ns = 0; ( *pCrend )->hHrtfCrend = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) +#endif { hCrend = NULL; if ( ( hCrend = (CREND_HANDLE) malloc( sizeof( CREND_DATA ) ) ) == NULL ) @@ -1170,13 +1186,48 @@ ivas_error ivas_rend_initCrendWrapper( hCrend->m_fPitch = 0; hCrend->m_fRoll = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( *pCrend )->hCrend[pos_idx] = hCrend; +#else ( *pCrend )->hCrend = hCrend; +#endif } return IVAS_ERR_OK; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*------------------------------------------------------------------------- + * ivas_rend_openMultiBinCrend() + * + * Allocate and initialize crend renderer handle + *------------------------------------------------------------------------*/ + +ivas_error +ivas_rend_openMultiBinCrend( + CREND_WRAPPER_HANDLE *pCrend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs ) +{ + ivas_error error; + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( pCrend, inConfig, outConfig, NULL /*hRendCfg*/, NULL, output_Fs, pMultiBinPoseData->num_poses ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_openCrend( pCrend, inConfig, outConfig, NULL /*hRendCfg*/, NULL, output_Fs ) ) != IVAS_ERR_OK ) +#endif + { + return error; + } + + return error; +} +#endif + + /*------------------------------------------------------------------------- * ivas_rend_openCrend() * @@ -1189,17 +1240,30 @@ ivas_error ivas_rend_openCrend( const AUDIO_CONFIG outConfig, RENDER_CONFIG_DATA *hRendCfg, HRTFS_CREND_HANDLE hSetOfHRTF, - const int32_t output_Fs ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int32_t output_Fs, + const int16_t num_poses +#else + const int32_t output_Fs +#endif +) { int16_t i, subframe_length; int16_t max_total_ir_len; HRTFS_HANDLE hHrtf; CREND_HANDLE hCrend; ivas_error error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif error = IVAS_ERR_OK; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_initCrendWrapper( pCrend, num_poses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_initCrendWrapper( pCrend ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1214,8 +1278,15 @@ ivas_error ivas_rend_openCrend( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCrend = ( *pCrend )->hCrend[pos_idx]; +#else hCrend = ( *pCrend )->hCrend; +#endif hHrtf = ( *pCrend )->hHrtfCrend; if ( hHrtf != NULL ) @@ -1332,7 +1403,11 @@ ivas_error ivas_rend_openCrend( ( *pCrend )->binaural_latency_ns = (int32_t) ( ( *pCrend )->hHrtfCrend->latency_s * 1000000000.f ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( *pCrend )->hCrend[pos_idx] = hCrend; +#else ( *pCrend )->hCrend = hCrend; +#endif } return IVAS_ERR_OK; @@ -1346,9 +1421,18 @@ ivas_error ivas_rend_openCrend( *------------------------------------------------------------------------*/ void ivas_rend_closeCrend( - CREND_WRAPPER_HANDLE *pCrend ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + CREND_WRAPPER_HANDLE *pCrend, + const int16_t num_poses +#else + CREND_WRAPPER_HANDLE *pCrend +#endif +) { int16_t i; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif CREND_HANDLE hCrend; if ( pCrend == NULL || *pCrend == NULL ) @@ -1361,8 +1445,15 @@ void ivas_rend_closeCrend( ivas_hrtf_close( &( *pCrend )->hHrtfCrend ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) +#endif { +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCrend = ( *pCrend )->hCrend[pos_idx]; +#else hCrend = ( *pCrend )->hCrend; +#endif if ( hCrend != NULL ) { for ( i = 0; i < MAX_INTERN_CHANNELS; i++ ) @@ -1434,7 +1525,11 @@ void ivas_rend_closeCrend( free( hCrend ); hCrend = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( *pCrend )->hCrend[pos_idx] = hCrend; +#else ( *pCrend )->hCrend = hCrend; +#endif } } @@ -1445,6 +1540,31 @@ void ivas_rend_closeCrend( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*------------------------------------------------------------------------- + * ivas_rend_closeCldfbRend() + * + * Close CLDFB based fastconv binaural renderer memories + *------------------------------------------------------------------------*/ + +void ivas_rend_closeCldfbRend( + CLDFB_REND_WRAPPER *pCldfbRend ) +{ + if ( pCldfbRend->hCldfbRend->hInputSetup != NULL ) + { + free( pCldfbRend->hCldfbRend->hInputSetup ); + pCldfbRend->hCldfbRend->hInputSetup = NULL; + } + + ivas_binRenderer_close( &pCldfbRend->hCldfbRend ); + ivas_binaural_hrtf_close( &pCldfbRend->hHrtfFastConv ); + ivas_HRTF_fastconv_binary_close( &pCldfbRend->hHrtfFastConv ); + + return; +} +#endif + + /*-----------------------------------------------------------------------------------------* * Function ivas_rend_crendConvolver() * @@ -1458,7 +1578,13 @@ static ivas_error ivas_rend_crendConvolver( float *pcm_in[], float *pcm_out[], const int32_t output_Fs, - const int16_t i_ts ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t i_ts, + const int16_t pos_idx +#else + const int16_t i_ts +#endif +) { int16_t i, j, k, m; int16_t subframe_length, idx_in; @@ -1473,7 +1599,11 @@ static ivas_error ivas_rend_crendConvolver( CREND_HANDLE hCrend; ivas_error error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCrend = pCrend->hCrend[pos_idx]; +#else hCrend = pCrend->hCrend; +#endif if ( ( error = getAudioConfigNumChannels( inConfig, &nchan_in ) ) != IVAS_ERR_OK ) { @@ -1626,7 +1756,12 @@ ivas_error ivas_rend_crendProcess( EFAP_HANDLE hEFAPdata, float *output[], /* i/o: input/output audio channels */ const int32_t output_Fs, +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t num_subframes /* i : number of subframes to render */, + const int16_t pos_idx +#else const int16_t num_subframes /* i : number of subframes to render */ +#endif ) { int16_t i, subframe_idx, subframe_len; @@ -1638,7 +1773,11 @@ ivas_error ivas_rend_crendProcess( ivas_error error; CREND_HANDLE hCrend; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCrend = pCrend->hCrend[pos_idx]; +#else hCrend = pCrend->hCrend; +#endif combinedOrientationEnabled = 0; if ( hCombinedOrientationData != NULL ) @@ -1703,14 +1842,22 @@ ivas_error ivas_rend_crendProcess( if ( inConfigType == IVAS_REND_AUDIO_CONFIG_TYPE_CHANNEL_BASED || inConfigType == IVAS_REND_AUDIO_CONFIG_TYPE_AMBISONICS ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendConvolver( pCrend, inConfig, outConfig, output, p_pcm_tmp, output_Fs, subframe_idx, pos_idx ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendConvolver( pCrend, inConfig, outConfig, output, p_pcm_tmp, output_Fs, subframe_idx ) ) != IVAS_ERR_OK ) +#endif { return error; } if ( hCrend->hReverb != NULL ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_reverb_process( pCrend->hCrend[pos_idx]->hReverb, inConfig, 1, output, p_pcm_tmp, subframe_idx ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_reverb_process( pCrend->hCrend->hReverb, inConfig, 1, output, p_pcm_tmp, subframe_idx ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -1755,6 +1902,10 @@ ivas_error ivas_rend_crendProcessSubframe( float *output[], /* i/o: input/output audio channels */ const int16_t n_samples_to_render, /* i : output frame length per channel */ const int32_t output_Fs /* i : output sampling rate */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + , + const int16_t pos_idx +#endif ) { int16_t subframe_idx, subframe_len; @@ -1767,7 +1918,11 @@ ivas_error ivas_rend_crendProcessSubframe( int8_t combinedOrientationEnabled; CREND_HANDLE hCrend; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCrend = pCrend->hCrend[pos_idx]; +#else hCrend = pCrend->hCrend; +#endif combinedOrientationEnabled = 0; if ( hCombinedOrientationData != NULL ) @@ -1801,22 +1956,35 @@ ivas_error ivas_rend_crendProcessSubframe( p_pcm_tmp[ch] = pcm_tmp[ch]; } - slot_size = hTcBuffer->n_samples_granularity; + if ( hTcBuffer != NULL ) + { + slot_size = hTcBuffer->n_samples_granularity; - /* loop for synthesis, assume we always have to render in multiples of 5ms subframes with spills */ - slots_to_render = min( hTcBuffer->num_slots - hTcBuffer->slots_rendered, n_samples_to_render / slot_size ); - first_sf = hTcBuffer->subframes_rendered; - last_sf = first_sf; + /* loop for synthesis, assume we always have to render in multiples of 5ms subframes with spills */ + slots_to_render = min( hTcBuffer->num_slots - hTcBuffer->slots_rendered, n_samples_to_render / slot_size ); + first_sf = hTcBuffer->subframes_rendered; + last_sf = first_sf; - while ( slots_to_render > 0 ) + while ( slots_to_render > 0 ) + { + slots_to_render -= hTcBuffer->subframe_nbslots[last_sf]; + last_sf++; + } + subframe_len = -1; /* will be set later */ + } + else { - slots_to_render -= hTcBuffer->subframe_nbslots[last_sf]; - last_sf++; + subframe_len = (int16_t) ( output_Fs / ( FRAMES_PER_SEC * MAX_PARAM_SPATIAL_SUBFRAMES ) ); + first_sf = 0; + last_sf = n_samples_to_render / subframe_len; } for ( subframe_idx = first_sf; subframe_idx < last_sf; subframe_idx++ ) { - subframe_len = hTcBuffer->subframe_nbslots[subframe_idx] * hTcBuffer->n_samples_granularity; + if ( hTcBuffer != NULL ) + { + subframe_len = hTcBuffer->subframe_nbslots[subframe_idx] * hTcBuffer->n_samples_granularity; + } /* Early Reflections */ if ( hCrend->reflections != NULL ) @@ -1849,12 +2017,25 @@ ivas_error ivas_rend_crendProcessSubframe( if ( ( inConfigType == IVAS_REND_AUDIO_CONFIG_TYPE_CHANNEL_BASED ) || ( inConfigType == IVAS_REND_AUDIO_CONFIG_TYPE_AMBISONICS ) ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendConvolver( pCrend, inConfig, outConfig, tc_local, p_pcm_tmp, output_Fs, 0, pos_idx ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_crendConvolver( pCrend, inConfig, outConfig, tc_local, p_pcm_tmp, output_Fs, 0 ) ) != IVAS_ERR_OK ) +#endif { return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pCrend->hCrend[0]->hReverb != NULL ) + { + if ( ( error = ivas_reverb_process( pCrend->hCrend[pos_idx]->hReverb, inConfig, 1, tc_local, p_pcm_tmp, 0 ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#else if ( pCrend->hCrend->hReverb != NULL ) { if ( ( error = ivas_reverb_process( pCrend->hCrend->hReverb, inConfig, 1, tc_local, p_pcm_tmp, 0 ) ) != IVAS_ERR_OK ) @@ -1862,6 +2043,7 @@ ivas_error ivas_rend_crendProcessSubframe( return error; } } +#endif for ( ch = 0; ch < nchan_in; ch++ ) { @@ -1871,7 +2053,11 @@ ivas_error ivas_rend_crendProcessSubframe( { p_pcm_tmp[ch] += subframe_len; } - hTcBuffer->slots_rendered += hTcBuffer->subframe_nbslots[subframe_idx]; + + if ( hTcBuffer != NULL ) + { + hTcBuffer->slots_rendered += hTcBuffer->subframe_nbslots[subframe_idx]; + } } else { @@ -1888,8 +2074,317 @@ ivas_error ivas_rend_crendProcessSubframe( mvr2r( pcm_tmp[ch], output[ch], n_samples_to_render ); } - hTcBuffer->subframes_rendered = last_sf; + if ( hTcBuffer != NULL ) + { + hTcBuffer->subframes_rendered = last_sf; + } + pop_wmops(); return IVAS_ERR_OK; } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-----------------------------------------------------------------------------------------* + * Function ivas_rend_crend_ProcessSplitBin() + * + * Process call for IVAS Crend renderer + *-----------------------------------------------------------------------------------------*/ + +ivas_error +ivas_rend_crendProcessSplitBin( + const CREND_WRAPPER *pCrend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const DECODER_CONFIG_HANDLE hDecoderConfig, + const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, + const IVAS_OUTPUT_SETUP_HANDLE hIntSetup, + EFAP_HANDLE hEFAPdata, + float *output[], + const int32_t output_Fs ) +{ + int16_t i, j; + int16_t sf; + int16_t pos_idx, output_frame; + ivas_error error; + float gain_lfe; + float tmpLfeBuffer[L_FRAME48k]; + float tmpInputBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + float *p_tmpInputBuffer[MAX_OUTPUT_CHANNELS]; + float tmpSplitBinBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + COMBINED_ORIENTATION_DATA combinedOrientationDataLocal; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationDataLocal; + + output_frame = (int16_t) ( output_Fs / FRAMES_PER_SEC ); + + /* copy input */ + for ( i = 0; i < hIntSetup->nchan_out_woLFE; ++i ) + { + mvr2r( output[i], tmpInputBuffer[i], output_frame ); + } + + for ( i = 0; i < MAX_OUTPUT_CHANNELS; ++i ) + { + p_tmpInputBuffer[i] = tmpInputBuffer[i]; + } + + /* save current head positions */ + pCombinedOrientationDataLocal = hCombinedOrientationData; + combinedOrientationDataLocal = *pCombinedOrientationDataLocal; + if ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + for ( sf = 1; sf < hCombinedOrientationData->num_subframes; ++sf ) + { + combinedOrientationDataLocal.Quaternions[sf] = combinedOrientationDataLocal.Quaternions[0]; + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + combinedOrientationDataLocal.Rmat[sf][i][j] = combinedOrientationDataLocal.Rmat[0][i][j]; + } + } + } + } + + /* copy LFE to tmpLfeBuffer and apply gain only once */ + if ( hIntSetup->num_lfe > 0 && hIntSetup->index_lfe[0] != -1 ) + { + mvr2r( output[hIntSetup->index_lfe[0]], tmpLfeBuffer, output_frame ); + gain_lfe = ( ( pCrend != NULL ) && ( pCrend->hHrtfCrend != NULL ) ) ? pCrend->hHrtfCrend->gain_lfe : GAIN_LFE; + v_multc( tmpLfeBuffer, gain_lfe, tmpLfeBuffer, output_frame ); + } + else + { + set_zero( tmpLfeBuffer, output_frame ); + } + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; ++pos_idx ) + { + /* Update head positions */ + + IVAS_QUATERNION Quaternions_orig[MAX_PARAM_SPATIAL_SUBFRAMES], Quaternions_abs; + for ( i = 0; i < hCombinedOrientationData->num_subframes; i++ ) + { + Quaternions_orig[i] = combinedOrientationDataLocal.Quaternions[i]; + Quaternions_abs.w = -3.0f; + Quat2EulerDegree( combinedOrientationDataLocal.Quaternions[i], &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + + Quaternions_abs.x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_abs.y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_abs.z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + combinedOrientationDataLocal.Quaternions[i] = Quaternions_abs; + QuatToRotMat( combinedOrientationDataLocal.Quaternions[i], combinedOrientationDataLocal.Rmat[i] ); + } + + + /* render inplace to first two channels of tmpInputBuffer */ + pCombinedOrientationDataLocal = &combinedOrientationDataLocal; + + for ( i = 0; i < 3; i++ ) + { + mvr2r( hCombinedOrientationData->Rmat_prev[pos_idx][i], pCombinedOrientationDataLocal->Rmat_prev[0][i], 3 ); + } + + if ( ( error = ivas_rend_crendProcessSubframe( pCrend, inConfig, outConfig, hDecoderConfig, pCombinedOrientationDataLocal, hIntSetup, hEFAPdata, + NULL, p_tmpInputBuffer, p_tmpInputBuffer, output_frame, output_Fs, pos_idx ) ) != IVAS_ERR_OK ) + { + return error; + } + + for ( i = 0; i < 3; i++ ) + { + mvr2r( pCombinedOrientationDataLocal->Rmat_prev[0][i], hCombinedOrientationData->Rmat_prev[pos_idx][i], 3 ); + } + + for ( i = 0; i < BINAURAL_CHANNELS; ++i ) + { + /* accumulate LFE to output */ + v_add( tmpInputBuffer[i], tmpLfeBuffer, tmpInputBuffer[i], output_frame ); + + /* move to split bin output buffer */ + mvr2r( tmpInputBuffer[i], tmpSplitBinBuffer[pos_idx * BINAURAL_CHANNELS + i], output_frame ); + } + + /* overwrite rendered channels with input again for next iteration */ + for ( i = 0; i < hIntSetup->nchan_out_woLFE; ++i ) + { + mvr2r( output[i], tmpInputBuffer[i], output_frame ); + } + + /* restore original headrotation data */ + for ( i = 0; i < hCombinedOrientationData->num_subframes; i++ ) + { + combinedOrientationDataLocal.Quaternions[i] = Quaternions_orig[i]; + } + } + + /* copy split binaural rendered signals to final output */ + for ( i = 0; i < BINAURAL_CHANNELS * pMultiBinPoseData->num_poses; ++i ) + { + mvr2r( tmpSplitBinBuffer[i], output[i], output_frame ); + } + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------------------------* + * Function ivas_rend_crend_ProcessSubframesSplitBin() + * + * Process call for IVAS Crend renderer + *-----------------------------------------------------------------------------------------*/ + +ivas_error ivas_rend_crendProcessSubframesSplitBin( + const CREND_WRAPPER *pCrend, /* i/o: Crend wrapper handle */ + const AUDIO_CONFIG inConfig, /* i : input audio configuration */ + const AUDIO_CONFIG outConfig, /* i : output audio configuration */ + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : decoder config. structure */ + const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined orientation handle */ + const IVAS_OUTPUT_SETUP_HANDLE hIntSetup, /* i : internal setup handle */ + const EFAP_HANDLE hEFAPdata, /* i : EFAP handle */ + DECODER_TC_BUFFER_HANDLE hTcBuffer, /* i/o: JBM handle */ + float *input_f[], /* i : transport channels */ + float *output[], /* i/o: input/output audio channels */ + const int16_t n_samples_to_render, /* i : output frame length per channel */ + const int32_t output_Fs /* i : output sampling rate */ +) +{ + int16_t i, j; + int16_t sf; + int16_t pos_idx; + ivas_error error; + float gain_lfe; + float tmpLfeBuffer[L_FRAME48k]; + int16_t original_subframes_rendered, original_slots_rendered; + float tmpInputBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + float *p_tmpInputBuffer[MAX_OUTPUT_CHANNELS]; + float tmpSplitBinBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + + COMBINED_ORIENTATION_DATA combinedOrientationDataLocal; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationDataLocal; + + /* save current head positions */ + pCombinedOrientationDataLocal = hCombinedOrientationData; + combinedOrientationDataLocal = *pCombinedOrientationDataLocal; + original_subframes_rendered = hTcBuffer->subframes_rendered; + original_slots_rendered = hTcBuffer->slots_rendered; + + /* copy input */ + for ( i = 0; i < hIntSetup->nchan_out_woLFE; ++i ) + { + mvr2r( input_f[i], tmpInputBuffer[i], n_samples_to_render ); + } + + for ( i = 0; i < MAX_OUTPUT_CHANNELS; ++i ) + { + p_tmpInputBuffer[i] = tmpInputBuffer[i]; + } + + /* save current head positions */ + pCombinedOrientationDataLocal = hCombinedOrientationData; + combinedOrientationDataLocal = *pCombinedOrientationDataLocal; + if ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + for ( sf = 1; sf < hCombinedOrientationData->num_subframes; ++sf ) + { + combinedOrientationDataLocal.Quaternions[sf] = combinedOrientationDataLocal.Quaternions[0]; + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + combinedOrientationDataLocal.Rmat[sf][i][j] = combinedOrientationDataLocal.Rmat[0][i][j]; + } + } + } + } + + /* copy LFE to tmpLfeBuffer and apply gain only once */ + if ( hIntSetup->num_lfe > 0 && hIntSetup->index_lfe[0] != -1 ) + { + mvr2r( output[hIntSetup->index_lfe[0]], tmpLfeBuffer, n_samples_to_render ); + gain_lfe = ( ( pCrend != NULL ) && ( pCrend->hHrtfCrend != NULL ) ) ? pCrend->hHrtfCrend->gain_lfe : GAIN_LFE; + v_multc( tmpLfeBuffer, gain_lfe, tmpLfeBuffer, n_samples_to_render ); + } + else + { + set_zero( tmpLfeBuffer, n_samples_to_render ); + } + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; ++pos_idx ) + { + /* Update head positions */ + IVAS_QUATERNION Quaternions_orig[MAX_PARAM_SPATIAL_SUBFRAMES], Quaternions_abs; + for ( i = 0; i < hCombinedOrientationData->num_subframes; i++ ) + { + Quaternions_orig[i] = combinedOrientationDataLocal.Quaternions[i]; + Quaternions_abs.w = -3.0f; + Quat2EulerDegree( combinedOrientationDataLocal.Quaternions[i], &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + + Quaternions_abs.x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_abs.y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_abs.z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + combinedOrientationDataLocal.Quaternions[i] = Quaternions_abs; + QuatToRotMat( combinedOrientationDataLocal.Quaternions[i], combinedOrientationDataLocal.Rmat[i] ); + } + + pCombinedOrientationDataLocal = &combinedOrientationDataLocal; + + hTcBuffer->subframes_rendered = original_subframes_rendered; + hTcBuffer->slots_rendered = original_slots_rendered; + + /* update combined orientation access index */ + ivas_combined_orientation_set_to_start_index( pCombinedOrientationDataLocal ); + + for ( i = 0; i < 3; i++ ) + { + mvr2r( hCombinedOrientationData->Rmat_prev[pos_idx][i], pCombinedOrientationDataLocal->Rmat_prev[0][i], 3 ); + } + + if ( ( error = ivas_rend_crendProcessSubframe( pCrend, inConfig, outConfig, hDecoderConfig, pCombinedOrientationDataLocal, + hIntSetup, hEFAPdata, hTcBuffer, p_tmpInputBuffer, p_tmpInputBuffer, n_samples_to_render, output_Fs, pos_idx ) ) != IVAS_ERR_OK ) + { + return error; + } + + for ( i = 0; i < 3; i++ ) + { + mvr2r( pCombinedOrientationDataLocal->Rmat_prev[0][i], hCombinedOrientationData->Rmat_prev[pos_idx][i], 3 ); + } + + for ( i = 0; i < BINAURAL_CHANNELS; ++i ) + { + /* accumulate LFE to output */ + v_add( tmpInputBuffer[i], tmpLfeBuffer, tmpInputBuffer[i], n_samples_to_render ); + + /* move to split bin output buffer */ + mvr2r( tmpInputBuffer[i], tmpSplitBinBuffer[pos_idx * BINAURAL_CHANNELS + i], n_samples_to_render ); + } + + /* overwrite rendered channels with input again for next iteration */ + for ( i = 0; i < hIntSetup->nchan_out_woLFE; ++i ) + { + mvr2r( input_f[i], tmpInputBuffer[i], n_samples_to_render ); + } + + /* restore original headrotation data */ + for ( i = 0; i < hCombinedOrientationData->num_subframes; i++ ) + { + combinedOrientationDataLocal.Quaternions[i] = Quaternions_orig[i]; + } + } + + /* copy split binaural rendered signals to final output */ + for ( i = 0; i < BINAURAL_CHANNELS * pMultiBinPoseData->num_poses; ++i ) + { + mvr2r( tmpSplitBinBuffer[i], output[i], n_samples_to_render ); + } + + /* update main combined orientation access index */ + ivas_combined_orientation_update_index( hCombinedOrientationData, n_samples_to_render ); + + return IVAS_ERR_OK; +} +#endif diff --git a/lib_rend/ivas_dirac_dec_binaural_functions.c b/lib_rend/ivas_dirac_dec_binaural_functions.c index f3fa0a604f6d4c47ef9cefdb7b8511b0260d1d8e..945e9209ed572d6989d519ebf6e1c44b8bfb029c 100644 --- a/lib_rend/ivas_dirac_dec_binaural_functions.c +++ b/lib_rend/ivas_dirac_dec_binaural_functions.c @@ -98,11 +98,21 @@ static void ivas_dirac_dec_binaural_internal( Decoder_Struct *st_ivas, COMBINED_ static void ivas_dirac_dec_decorrelate_slot( DIRAC_DEC_BIN_HANDLE hDiracDecBin, const int16_t num_freq_bands, const int16_t slot, float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float decRe[][CLDFB_NO_CHANNELS_MAX], float decIm[][CLDFB_NO_CHANNELS_MAX] ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void ivas_dirac_dec_binaural_formulate_input_covariance_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, const SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, const PARAMBIN_REND_CONFIG_HANDLE hConfig, float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], const int16_t subframe, float *subFrameTotalEne, float *IIReneLimiter ); + +static void ivas_dirac_dec_binaural_formulate_target_covariance_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, const SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, const PARAMBIN_REND_CONFIG_HANDLE hConfig, float Rmat[3][3], const int16_t subframe, const int16_t isHeadtracked, const float *subFrameTotalEne, const float *IIReneLimiter, const MASA_ISM_DATA_HANDLE hMasaIsmData ); +#else static void ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, PARAMBIN_REND_CONFIG_HANDLE hConfig, float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float Rmat[3][3], const int16_t subframe, const int16_t isHeadtracked, const MASA_ISM_DATA_HANDLE hMasaIsmData ); +#endif static void ivas_dirac_dec_binaural_determine_processing_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, PARAMBIN_REND_CONFIG_HANDLE hConfig, const int16_t max_band_decorr, float Rmat[3][3], const int16_t subframe, const int16_t isHeadtracked, const int16_t nchanSeparateChannels, const MASA_ISM_DATA_HANDLE hMasaIsmData ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void ivas_dirac_dec_binaural_process_output( DIRAC_DEC_BIN_HANDLE hDiracDecBin, SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, HANDLE_CLDFB_FILTER_BANK cldfbSynDec[MAX_OUTPUT_CHANNELS], float *output_f[], float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], const int16_t max_band_decorr, const int16_t numInChannels, const int16_t processReverb, const int16_t subframe, float outRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float outIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float reverbRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float reverbIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float decorrRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float decorrIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], const uint8_t recompute ); +#else static void ivas_dirac_dec_binaural_process_output( DIRAC_DEC_BIN_HANDLE hDiracDecBin, SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, HANDLE_CLDFB_FILTER_BANK cldfbSynDec[MAX_OUTPUT_CHANNELS], float *output_f[], float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], const int16_t max_band_decorr, const int16_t numInChannels, const int16_t processReverb, const int16_t subframe ); +#endif static void adaptTransportSignalsHeadtracked( COMBINED_ORIENTATION_HANDLE hHeadTrackData, float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], const int16_t nBins, const int16_t nSlots, float Rmat[3][3] ); @@ -118,7 +128,11 @@ static void matrixMul( float Are[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float Ai static void matrixTransp2Mul( float Are[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float Aim[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float Bre[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float Bim[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float outRe[BINAURAL_CHANNELS][BINAURAL_CHANNELS], float outIm[BINAURAL_CHANNELS][BINAURAL_CHANNELS] ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void ivas_masa_ext_rend_parambin_internal( MASA_EXT_REND_HANDLE hMasaExtRend, COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, float *output_f[], const int16_t subframe, const SPLIT_REND_WRAPPER *hSplitRendWrapper, float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] ); +#else static void ivas_masa_ext_rend_parambin_internal( MASA_EXT_REND_HANDLE hMasaExtRend, COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, float *output_f[], const int16_t subframe ); +#endif /*------------------------------------------------------------------------- * ivas_dirac_dec_init_binaural_data() @@ -139,136 +153,170 @@ ivas_error ivas_dirac_dec_init_binaural_data( float binCenterFreq, tmpFloat; ivas_error error; float frequency_axis[CLDFB_NO_CHANNELS_MAX]; - hDiracDecBin = st_ivas->hDiracDecBin; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t num_poses, pos_idx; - if ( hDiracDecBin == NULL ) + num_poses = 1; + if ( st_ivas->hSplitBinRend != NULL ) { - if ( ( hDiracDecBin = (DIRAC_DEC_BIN_HANDLE) malloc( sizeof( DIRAC_DEC_BIN_DATA ) ) ) == NULL ) - { - return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for DirAC binaural handle " ); - } - - hDiracDecBin->hTdDecorr = NULL; - hDiracDecBin->hReverb = NULL; - hDiracDecBin->h_freq_domain_decorr_ap_params = NULL; - hDiracDecBin->h_freq_domain_decorr_ap_state = NULL; + num_poses = st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses; } - output_Fs = st_ivas->hDecoderConfig->output_Fs; - nBins = st_ivas->hSpatParamRendCom->num_freq_bands; - renderer_type = st_ivas->renderer_type; - - for ( j = 0; j < BINAURAL_CHANNELS; j++ ) + for ( pos_idx = 0; pos_idx < num_poses; pos_idx++ ) { - for ( k = 0; k < BINAURAL_CHANNELS + MAX_NUM_OBJECTS; k++ ) - { - set_zero( hDiracDecBin->processMtxRe[j][k], nBins ); - set_zero( hDiracDecBin->processMtxIm[j][k], nBins ); - } + hDiracDecBin = st_ivas->hDiracDecBin[pos_idx]; +#else + hDiracDecBin = st_ivas->hDiracDecBin; +#endif - for ( k = 0; k < BINAURAL_CHANNELS; k++ ) + if ( hDiracDecBin == NULL ) { - set_zero( hDiracDecBin->processMtxDecRe[j][k], nBins ); - set_zero( hDiracDecBin->processMtxDecIm[j][k], nBins ); + if ( ( hDiracDecBin = (DIRAC_DEC_BIN_HANDLE) malloc( sizeof( DIRAC_DEC_BIN_DATA ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for DirAC binaural handle " ); + } + + hDiracDecBin->hTdDecorr = NULL; + hDiracDecBin->hReverb = NULL; + hDiracDecBin->h_freq_domain_decorr_ap_params = NULL; + hDiracDecBin->h_freq_domain_decorr_ap_state = NULL; } - set_zero( hDiracDecBin->ChEnePrev[j], nBins ); - set_zero( hDiracDecBin->ChEneOutPrev[j], nBins ); - } - set_zero( hDiracDecBin->ChCrossRePrev, nBins ); - set_zero( hDiracDecBin->ChCrossImPrev, nBins ); - set_zero( hDiracDecBin->ChCrossReOutPrev, nBins ); - set_zero( hDiracDecBin->ChCrossImOutPrev, nBins ); - hDiracDecBin->renderStereoOutputInsteadOfBinaural = 0; + output_Fs = st_ivas->hDecoderConfig->output_Fs; + nBins = st_ivas->hSpatParamRendCom->num_freq_bands; + renderer_type = st_ivas->renderer_type; - for ( bin = 0; bin < nBins; bin++ ) - { - binCenterFreq = ( (float) bin + CLDFB_HALF_BIN_FREQUENCY_OFFSET ) / (float) nBins * ( (float) output_Fs / 2.0f ); - /* These formulas and values are from Christian Borss's publication for binaural diffuse field coherence */ - tmpFloat = max( 0.0f, 1.0f - binCenterFreq / 2700.0f ); - hDiracDecBin->diffuseFieldCoherence[bin] = tmpFloat * sinf( binCenterFreq * EVS_PI / 550.0f ) / ( binCenterFreq * EVS_PI / 550.0f ); - } + for ( j = 0; j < BINAURAL_CHANNELS; j++ ) + { + for ( k = 0; k < BINAURAL_CHANNELS + MAX_NUM_OBJECTS; k++ ) + { + set_zero( hDiracDecBin->processMtxRe[j][k], nBins ); + set_zero( hDiracDecBin->processMtxIm[j][k], nBins ); + } - for ( bin = 0; bin < BINAURAL_COHERENCE_DIFFERENCE_BINS; bin++ ) - { - hDiracDecBin->diffuseFieldCoherenceX[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceX[bin]; - hDiracDecBin->diffuseFieldCoherenceY[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceY[bin]; - hDiracDecBin->diffuseFieldCoherenceZ[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceZ[bin]; - } + for ( k = 0; k < BINAURAL_CHANNELS; k++ ) + { + set_zero( hDiracDecBin->processMtxDecRe[j][k], nBins ); + set_zero( hDiracDecBin->processMtxDecIm[j][k], nBins ); + } + set_zero( hDiracDecBin->ChEnePrev[j], nBins ); + set_zero( hDiracDecBin->ChEneOutPrev[j], nBins ); + } + set_zero( hDiracDecBin->ChCrossRePrev, nBins ); + set_zero( hDiracDecBin->ChCrossImPrev, nBins ); + set_zero( hDiracDecBin->ChCrossReOutPrev, nBins ); + set_zero( hDiracDecBin->ChCrossImOutPrev, nBins ); + hDiracDecBin->renderStereoOutputInsteadOfBinaural = 0; - if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC ) /* Indication of binaural rendering without room effect */ - { - set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); - hDiracDecBin->hReverb = NULL; - } - else if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) /* Indication of binaural rendering with room effect */ - { - mvr2r( hHrtfParambin->parametricEarlyPartEneCorrection, hDiracDecBin->earlyPartEneCorrection, nBins ); - /* reconfiguration needed when Reverb. parameters are changed -> close and open the handle again */ - if ( hDiracDecBin->hReverb != NULL && ( ( hDiracDecBin->hReverb->numBins != nBins ) || - ( hDiracDecBin->hReverb->blockSize != CLDFB_SLOTS_PER_SUBFRAME ) ) ) + for ( bin = 0; bin < nBins; bin++ ) + { + binCenterFreq = ( (float) bin + CLDFB_HALF_BIN_FREQUENCY_OFFSET ) / (float) nBins * ( (float) output_Fs / 2.0f ); + /* These formulas and values are from Christian Borss's publication for binaural diffuse field coherence */ + tmpFloat = max( 0.0f, 1.0f - binCenterFreq / 2700.0f ); + hDiracDecBin->diffuseFieldCoherence[bin] = tmpFloat * sinf( binCenterFreq * EVS_PI / 550.0f ) / ( binCenterFreq * EVS_PI / 550.0f ); + } + + for ( bin = 0; bin < BINAURAL_COHERENCE_DIFFERENCE_BINS; bin++ ) { - ivas_binaural_reverb_close( &( hDiracDecBin->hReverb ) ); + hDiracDecBin->diffuseFieldCoherenceX[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceX[bin]; + hDiracDecBin->diffuseFieldCoherenceY[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceY[bin]; + hDiracDecBin->diffuseFieldCoherenceZ[bin] = hDiracDecBin->diffuseFieldCoherence[bin] + diffuseFieldCoherenceDifferenceZ[bin]; } - if ( hDiracDecBin->hReverb == NULL ) + if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC ) /* Indication of binaural rendering without room effect */ + { + set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); + hDiracDecBin->hReverb = NULL; + } + else if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) /* Indication of binaural rendering with room effect */ { - /* Todo Philips: Room acoustics should be passed here once the underlying part works. Probably enough to pick it from st_ivas but you know best. */ - if ( ( error = ivas_binaural_reverb_open_parambin( &hDiracDecBin->hReverb, nBins, CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, NULL, output_Fs, st_ivas->hHrtfParambin ) ) != IVAS_ERR_OK ) + mvr2r( hHrtfParambin->parametricEarlyPartEneCorrection, hDiracDecBin->earlyPartEneCorrection, nBins ); + + /* reconfiguration needed when Reverb. parameters are changed -> close and open the handle again */ + if ( hDiracDecBin->hReverb != NULL && ( ( hDiracDecBin->hReverb->numBins != nBins ) || + ( hDiracDecBin->hReverb->blockSize != CLDFB_SLOTS_PER_SUBFRAME ) ) ) { - return error; + ivas_binaural_reverb_close( &( hDiracDecBin->hReverb ) ); + } + + if ( hDiracDecBin->hReverb == NULL +#ifdef SPLIT_REND_WITH_HEAD_ROT + && pos_idx == 0 +#endif + ) /* open reverb only for the main direction */ + { + /* Todo Philips: Room acoustics should be passed here once the underlying part works. Probably enough to pick it from st_ivas but you know best. */ + if ( ( error = ivas_binaural_reverb_open_parambin( &hDiracDecBin->hReverb, nBins, CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, NULL, output_Fs, st_ivas->hHrtfParambin ) ) != IVAS_ERR_OK ) + { + return error; + } } } - } - else if ( renderer_type == RENDERER_STEREO_PARAMETRIC ) - { - set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); - hDiracDecBin->hReverb = NULL; - hDiracDecBin->renderStereoOutputInsteadOfBinaural = 1; - } - else /* Not valid renderer type for this renderer */ - { - assert( false ); - } + else if ( renderer_type == RENDERER_STEREO_PARAMETRIC ) + { + set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); + hDiracDecBin->hReverb = NULL; + hDiracDecBin->renderStereoOutputInsteadOfBinaural = 1; + } + else /* Not valid renderer type for this renderer */ + { + assert( false ); + } - hDiracDecBin->hDiffuseDist = NULL; /* Memory is allocated from stack during runtime when needed */ + hDiracDecBin->hDiffuseDist = NULL; /* Memory is allocated from stack during runtime when needed */ - if ( hDiracDecBin->hTdDecorr == NULL ) - { - hDiracDecBin->useTdDecorr = 0; - } + if ( hDiracDecBin->hTdDecorr == NULL ) + { + hDiracDecBin->useTdDecorr = 0; + } - if ( hDiracDecBin->h_freq_domain_decorr_ap_params != NULL ) - { - ivas_dirac_dec_decorr_close( &hDiracDecBin->h_freq_domain_decorr_ap_params, &hDiracDecBin->h_freq_domain_decorr_ap_state ); - } + if ( hDiracDecBin->h_freq_domain_decorr_ap_params != NULL ) + { + ivas_dirac_dec_decorr_close( &hDiracDecBin->h_freq_domain_decorr_ap_params, &hDiracDecBin->h_freq_domain_decorr_ap_state ); + } - if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( hDiracDecBin->hTdDecorr ), &( hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) - { - return error; - } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pos_idx == 0 ) /* open decorrelator only for the main direction */ + { +#endif + if ( ( error = ivas_td_decorr_reconfig_dec( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate, st_ivas->nchan_transport, st_ivas->hDecoderConfig->output_Fs, &( hDiracDecBin->hTdDecorr ), &( hDiracDecBin->useTdDecorr ) ) ) != IVAS_ERR_OK ) + { + return error; + } - if ( !hDiracDecBin->useTdDecorr && !( st_ivas->ivas_format == ISM_FORMAT && st_ivas->ism_mode == ISM_MODE_PARAM ) ) - { - ivas_dirac_dec_get_frequency_axis( frequency_axis, output_Fs, nBins ); - if ( ( error = ivas_dirac_dec_decorr_open( &( hDiracDecBin->h_freq_domain_decorr_ap_params ), - &( hDiracDecBin->h_freq_domain_decorr_ap_state ), - nBins, - BINAURAL_CHANNELS, - BINAURAL_CHANNELS, - DIRAC_SYNTHESIS_PSD_LS, - frequency_axis, - BINAURAL_CHANNELS, - output_Fs ) ) != IVAS_ERR_OK ) + if ( !hDiracDecBin->useTdDecorr && !( st_ivas->ivas_format == ISM_FORMAT && st_ivas->ism_mode == ISM_MODE_PARAM ) ) + { + ivas_dirac_dec_get_frequency_axis( frequency_axis, output_Fs, nBins ); + if ( ( error = ivas_dirac_dec_decorr_open( &( hDiracDecBin->h_freq_domain_decorr_ap_params ), + &( hDiracDecBin->h_freq_domain_decorr_ap_state ), + nBins, + BINAURAL_CHANNELS, + BINAURAL_CHANNELS, + DIRAC_SYNTHESIS_PSD_LS, + frequency_axis, + BINAURAL_CHANNELS, + output_Fs ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#ifdef SPLIT_REND_WITH_HEAD_ROT + } + else { - return error; + hDiracDecBin->useTdDecorr = st_ivas->hDiracDecBin[0]->useTdDecorr; /* copy the flag, but the implementation re-uses the decorrelated signal */ } - } +#endif - hDiracDecBin->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); + hDiracDecBin->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + st_ivas->hDiracDecBin[pos_idx] = hDiracDecBin; + } +#else st_ivas->hDiracDecBin = hDiracDecBin; +#endif /* allocate transport channels */ if ( st_ivas->hTcBuffer == NULL ) @@ -307,12 +355,37 @@ void ivas_dirac_dec_close_binaural_data( DIRAC_DEC_BIN_HANDLE *hBinaural /* i/o: decoder DirAC binaural data handle */ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif if ( hBinaural == NULL || *hBinaural == NULL ) { return; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + if ( hBinaural[pos_idx] != NULL ) + { + if ( hBinaural[pos_idx]->hReverb != NULL ) + { + ivas_binaural_reverb_close( &( hBinaural[pos_idx]->hReverb ) ); + } + + ivas_td_decorr_dec_close( &( hBinaural[pos_idx]->hTdDecorr ) ); + + if ( hBinaural[pos_idx]->h_freq_domain_decorr_ap_params != NULL ) + { + ivas_dirac_dec_decorr_close( &( hBinaural[pos_idx]->h_freq_domain_decorr_ap_params ), &( hBinaural[pos_idx]->h_freq_domain_decorr_ap_state ) ); + } + + free( hBinaural[pos_idx] ); + hBinaural[pos_idx] = NULL; + } + } +#else if ( ( *hBinaural )->hReverb != NULL ) { ivas_binaural_reverb_close( &( ( *hBinaural )->hReverb ) ); @@ -326,6 +399,7 @@ void ivas_dirac_dec_close_binaural_data( free( *hBinaural ); *hBinaural = NULL; +#endif return; } @@ -515,7 +589,23 @@ static void ivas_dirac_dec_binaural_internal( DIFFUSE_DISTRIBUTION_DATA diffuseDistData; int16_t nBins, offsetSamples; int16_t i, j; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; + MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + float tmp_Cldfb_out_re[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float tmp_Cldfb_out_im[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + /* these allow re-using the reverb and freq-domain decorrelator signals from ivas_dirac_dec_binaural_process_output() in split rendering for the side renderings */ + float reverbRe[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float reverbIm[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float decorrRe[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float decorrIm[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float subFrameTotalEne[CLDFB_NO_CHANNELS_MAX]; + float IIReneLimiter[CLDFB_NO_CHANNELS_MAX]; + + hDiracDecBin = st_ivas->hDiracDecBin[0]; +#else hDiracDecBin = st_ivas->hDiracDecBin; +#endif assert( hDiracDecBin ); hSpatParamRendCom = st_ivas->hSpatParamRendCom; nBins = hSpatParamRendCom->num_freq_bands; @@ -657,136 +747,765 @@ static void ivas_dirac_dec_binaural_internal( v_multc( Cldfb_ImagBuffer_in[ch][slot], INV_SQRT_2, Cldfb_ImagBuffer_in[ch][slot], nBins ); } } - } - } + } + } + + if ( config_data.ivas_format == SBA_FORMAT || config_data.ivas_format == SBA_ISM_FORMAT ) + { + hDiracDecBin->hDiffuseDist = &diffuseDistData; + + ivas_spar_param_to_masa_param_mapping( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe ); + ivas_sba_prototype_renderer( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe ); + } + + if ( st_ivas->ivas_format == MASA_ISM_FORMAT && nchan_transport == 2 && st_ivas->ism_mode != ISM_MASA_MODE_DISC && st_ivas->ism_mode != ISM_MASA_MODE_MASA_ONE_OBJ ) + { + ivas_omasa_preProcessStereoTransportsForMovedObjects( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, subframe ); + } + + if ( hCombinedOrientationData ) + { + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + Rmat[i][j] = hCombinedOrientationData->Rmat[hCombinedOrientationData->subframe_idx][i][j]; + } + } + + if ( nchan_transport == 2 ) + { +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* in case of split rendering, determine the prototype rotation based on the main direction and use the same prototypes for the offset directions */ +#endif + adaptTransportSignalsHeadtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); + + ivas_dirac_dec_binaural_check_and_switch_transports_headtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); + } + } + +#ifndef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, Rmat, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, st_ivas->hMasaIsmData ); + +#endif + if ( config_data.ivas_format == ISM_FORMAT ) + { + max_band_decorr = 0; + } + else if ( hDiracDecBin->useTdDecorr ) + { + max_band_decorr = CLDFB_NO_CHANNELS_MAX; + } + else + { + max_band_decorr = hDiracDecBin->h_freq_domain_decorr_ap_params->max_band_decorr; + } + + +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_binaural_formulate_input_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe, + subFrameTotalEne, IIReneLimiter ); + + ivas_dirac_dec_binaural_formulate_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Rmat, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, subFrameTotalEne, IIReneLimiter, st_ivas->hMasaIsmData ); +#endif + + nchanSeparateChannels = 0; + if ( config_data.separateCenterChannelRendering || ( st_ivas->ivas_format == MASA_ISM_FORMAT && ( st_ivas->ism_mode == ISM_MASA_MODE_MASA_ONE_OBJ || st_ivas->ism_mode == ISM_MASA_MODE_PARAM_ONE_OBJ ) ) ) + { + nchanSeparateChannels = 1; + } + else if ( st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC && ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) ) + { + nchanSeparateChannels = (uint8_t) st_ivas->nchan_ism; + } + + ivas_dirac_dec_binaural_determine_processing_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, max_band_decorr, Rmat, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, nchanSeparateChannels, st_ivas->hMasaIsmData ); + +#ifdef SPLIT_REND_WITH_HEAD_ROT + pMultiBinPoseData = NULL; + if ( st_ivas->hSplitBinRend != NULL ) + { + pMultiBinPoseData = &st_ivas->hSplitBinRend->splitrend.multiBinPoseData; + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else + if ( pMultiBinPoseData != NULL && pMultiBinPoseData->num_poses > 1 ) +#endif + { + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, st_ivas->cldfbSynDec, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, tmp_Cldfb_out_re, tmp_Cldfb_out_im, + reverbRe, reverbIm, decorrRe, decorrIm, 1 ); + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + for ( i = 0; i < hSpatParamRendCom->subframe_nbslots[subframe]; i++ ) + { + mvr2r( tmp_Cldfb_out_re[ch][i], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[ch][hSpatParamRendCom->slots_rendered + i], CLDFB_NO_CHANNELS_MAX ); + mvr2r( tmp_Cldfb_out_im[ch][i], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[ch][hSpatParamRendCom->slots_rendered + i], CLDFB_NO_CHANNELS_MAX ); + } + } + } + else + { + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, st_ivas->cldfbSynDec, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, NULL, NULL, + reverbRe, reverbIm, decorrRe, decorrIm, 1 ); + } +#else + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, st_ivas->cldfbSynDec, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, max_band_decorr, numInChannels, config_data.processReverb, subframe ); +#endif + + hDiracDecBin->hDiffuseDist = NULL; + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pMultiBinPoseData != NULL && pMultiBinPoseData->num_poses > 1 ) + { + /* quaternion-based rotation from ivas_binRenderer_internal.c:ivas_binRenderer(), but using absolute rotation instead of delta rotations */ + IVAS_QUATERNION Quaternions_rot, Quaternions_abs, *Quaternions_ref; + float Rmat_local[3][3]; + + if ( hCombinedOrientationData ) + { + Quaternions_ref = &hCombinedOrientationData->Quaternions[0]; + Quaternions_rot.w = -3.0f; /* signal to use Euler */ + Quaternions_abs.w = -3.0f; /* signal to use Euler */ + Quat2EulerDegree( *Quaternions_ref, &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + + for ( pos_idx = 1; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + Quaternions_rot.x = Quaternions_abs.x + pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_rot.y = Quaternions_abs.y + pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_rot.z = Quaternions_abs.z + pMultiBinPoseData->relative_head_poses[pos_idx][2]; + + QuatToRotMat( Quaternions_rot, Rmat_local ); + + hDiracDecBin = st_ivas->hDiracDecBin[pos_idx]; + assert( hDiracDecBin != NULL && "No DiracDecBin handle for this position" ); + if ( config_data.ivas_format == SBA_FORMAT || config_data.ivas_format == SBA_ISM_FORMAT ) + { + hDiracDecBin->hDiffuseDist = &diffuseDistData; + } + + /* re-use input covariance for the side renderings */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + mvr2r( st_ivas->hDiracDecBin[0]->ChEne[ch], hDiracDecBin->ChEne[ch], hSpatParamRendCom->num_freq_bands ); + } + mvr2r( st_ivas->hDiracDecBin[0]->ChCrossRe, hDiracDecBin->ChCrossRe, hSpatParamRendCom->num_freq_bands ); + mvr2r( st_ivas->hDiracDecBin[0]->ChCrossIm, hDiracDecBin->ChCrossIm, hSpatParamRendCom->num_freq_bands ); + + ivas_dirac_dec_binaural_formulate_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Rmat_local, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[subframe] > 0, + subFrameTotalEne, IIReneLimiter, st_ivas->hMasaIsmData ); + + ivas_dirac_dec_binaural_determine_processing_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, max_band_decorr, Rmat_local, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[subframe] > 0, + nchanSeparateChannels, st_ivas->hMasaIsmData ); + + + /* re-use reverb and decorr from main direction for the sides */ + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, st_ivas->cldfbSynDec, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, tmp_Cldfb_out_re, tmp_Cldfb_out_im, + reverbRe, reverbIm, decorrRe, decorrIm, 0 ); + + /* copy from temporary buffer to the main split rendering buffer */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + for ( i = 0; i < hSpatParamRendCom->subframe_nbslots[subframe]; i++ ) + { + mvr2r( tmp_Cldfb_out_re[ch][i], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_RealBuffer_Binaural[pos_idx * BINAURAL_CHANNELS + ch][hSpatParamRendCom->slots_rendered + i], CLDFB_NO_CHANNELS_MAX ); + mvr2r( tmp_Cldfb_out_im[ch][i], st_ivas->hSplitBinRend->hMultiBinCldfbData->Cldfb_ImagBuffer_Binaural[pos_idx * BINAURAL_CHANNELS + ch][hSpatParamRendCom->slots_rendered + i], CLDFB_NO_CHANNELS_MAX ); + } + } + + hDiracDecBin->hDiffuseDist = NULL; + } + } + } + + /* update this counter only after the last rendering of split directions */ +#endif + hSpatParamRendCom->slots_rendered += hSpatParamRendCom->subframe_nbslots[subframe]; + hSpatParamRendCom->subframes_rendered++; + + return; +} + + +static void ivas_dirac_dec_decorrelate_slot( + DIRAC_DEC_BIN_HANDLE hDiracDecBin, + const int16_t num_freq_bands, + const int16_t slot, + float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float decRe[][CLDFB_NO_CHANNELS_MAX], + float decIm[][CLDFB_NO_CHANNELS_MAX] ) +{ + int16_t offset, ch, bin; + float onset_filter[BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, 60 bins */ + float decorrelatedFrameInterleaved[2 * BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, real + imag, 60 bins */ + float protoFrameF[2 * BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, real + imag, 60 bins */ + const int16_t protoIndexDir[BINAURAL_CHANNELS] = { 0, 1 }; + + /* Decorrelation needs interleaved data. Copy left and right signals to proto_frame_f */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + offset = num_freq_bands * BINAURAL_CHANNELS * ch; + for ( bin = 0; bin < num_freq_bands; bin++ ) + { + protoFrameF[( bin * BINAURAL_CHANNELS ) + offset] = inRe[ch][slot][bin]; + protoFrameF[( bin * BINAURAL_CHANNELS ) + offset + 1] = inIm[ch][slot][bin]; + } + } + + /* Decorrelate proto signal to decorrelatedFrameInterleaved */ + ivas_dirac_dec_decorr_process( num_freq_bands, + BINAURAL_CHANNELS, + BINAURAL_CHANNELS, + DIRAC_SYNTHESIS_PSD_LS, + BINAURAL_CHANNELS, + protoFrameF, + BINAURAL_CHANNELS, + protoIndexDir, + decorrelatedFrameInterleaved, + onset_filter, + hDiracDecBin->h_freq_domain_decorr_ap_params, + hDiracDecBin->h_freq_domain_decorr_ap_state ); + + /* De-interleave decorrelated signals*/ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + offset = num_freq_bands * BINAURAL_CHANNELS * ch; + for ( bin = 0; bin < num_freq_bands; bin++ ) + { + decRe[ch][bin] = decorrelatedFrameInterleaved[( bin * BINAURAL_CHANNELS ) + offset]; + decIm[ch][bin] = decorrelatedFrameInterleaved[( bin * BINAURAL_CHANNELS ) + offset + 1]; + } + } + + return; +} + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void ivas_dirac_dec_binaural_formulate_input_covariance_matrices( + DIRAC_DEC_BIN_HANDLE hDiracDecBin, + const SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, + const PARAMBIN_REND_CONFIG_HANDLE hConfig, + float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + const int16_t subframe, + float *subFrameTotalEne, + float *IIReneLimiter ) +{ + int16_t ch, slot, bin; + int16_t nBins; + float IIReneLimiterFactor; + float qualityBasedSmFactor; + float lowBitRateEQ[CLDFB_NO_CHANNELS_MAX]; + uint8_t applyLowBitRateEQ; + IVAS_FORMAT ivas_format; + int32_t ivas_total_brate; + int16_t nchan_transport; + + ivas_format = hConfig->ivas_format; + ivas_total_brate = hConfig->ivas_total_brate; + nchan_transport = hConfig->nchan_transport; + qualityBasedSmFactor = hConfig->qualityBasedSmFactor; + qualityBasedSmFactor *= qualityBasedSmFactor; + nBins = hSpatParamRendCom->num_freq_bands; /* Actually bins */ + + set_zero( hDiracDecBin->ChCrossRe, nBins ); + set_zero( hDiracDecBin->ChCrossIm, nBins ); + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + set_zero( hDiracDecBin->ChEne[ch], nBins ); + } + + /* Determine EQ for low bit rates (13.2 and 16.4 kbps) */ + applyLowBitRateEQ = 0; + if ( ( ivas_format == MASA_FORMAT || ivas_format == MC_FORMAT ) && ivas_total_brate < MASA_STEREO_MIN_BITRATE ) + { + applyLowBitRateEQ = 1; + if ( ivas_total_brate == IVAS_16k4 ) + { + for ( bin = 0; bin < LOW_BIT_RATE_BINAURAL_EQ_BINS; bin++ ) + { + lowBitRateEQ[bin + LOW_BIT_RATE_BINAURAL_EQ_OFFSET] = lowBitRateBinauralEQ[bin] * 0.5f + 0.5f; + } + } + else + { + for ( bin = 0; bin < LOW_BIT_RATE_BINAURAL_EQ_BINS; bin++ ) + { + lowBitRateEQ[bin + LOW_BIT_RATE_BINAURAL_EQ_OFFSET] = lowBitRateBinauralEQ[bin]; + } + } + } + + /* Formulate input and target covariance matrices for this subframe */ + set_zero( subFrameTotalEne, CLDFB_NO_CHANNELS_MAX ); + + /* Calculate input covariance matrix */ + for ( slot = 0; slot < hSpatParamRendCom->subframe_nbslots[subframe]; slot++ ) + { + for ( bin = 0; bin < nBins; bin++ ) + { + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + float instEne; + + instEne = ( inRe[ch][slot][bin] * inRe[ch][slot][bin] ); + instEne += ( inIm[ch][slot][bin] * inIm[ch][slot][bin] ); + hDiracDecBin->ChEne[ch][bin] += instEne; + subFrameTotalEne[bin] += instEne; + } + hDiracDecBin->ChCrossRe[bin] += inRe[0][slot][bin] * inRe[1][slot][bin]; + hDiracDecBin->ChCrossRe[bin] += inIm[0][slot][bin] * inIm[1][slot][bin]; + hDiracDecBin->ChCrossIm[bin] += inRe[0][slot][bin] * inIm[1][slot][bin]; + hDiracDecBin->ChCrossIm[bin] -= inIm[0][slot][bin] * inRe[1][slot][bin]; + } + } + + /* Apply EQ at low bit rates */ + if ( applyLowBitRateEQ ) + { + int16_t lastEqBin = LOW_BIT_RATE_BINAURAL_EQ_OFFSET + LOW_BIT_RATE_BINAURAL_EQ_BINS - 1; + + for ( bin = LOW_BIT_RATE_BINAURAL_EQ_OFFSET; bin < lastEqBin; bin++ ) + { + subFrameTotalEne[bin] *= lowBitRateEQ[bin]; + } + for ( ; bin < nBins; bin++ ) + { + subFrameTotalEne[bin] *= lowBitRateEQ[lastEqBin]; + } + } + + if ( ( ivas_format == SBA_FORMAT || ivas_format == SBA_ISM_FORMAT ) && nchan_transport == 2 ) + { + float tempRe, tempIm; + float subFrameSumEne[CLDFB_NO_CHANNELS_MAX]; + + v_multc( subFrameTotalEne, SBA_CARDI_TARGET_ENERGY_GAIN, subFrameTotalEne, nBins ); + + set_zero( subFrameSumEne, CLDFB_NO_CHANNELS_MAX ); + for ( slot = 0; slot < hSpatParamRendCom->subframe_nbslots[subframe]; slot++ ) + { + for ( bin = 0; bin < nBins; bin++ ) + { + tempRe = inRe[0][slot][bin] + inRe[1][slot][bin]; + tempIm = inIm[0][slot][bin] + inIm[1][slot][bin]; + subFrameSumEne[bin] += tempRe * tempRe + tempIm * tempIm; + } + } + + for ( bin = 0; bin < nBins; bin++ ) + { + subFrameTotalEne[bin] = max( subFrameTotalEne[bin], subFrameSumEne[bin] ); + } + } + + /* Temporal IIR-type smoothing of covariance matrices. Also apply encoding quality based smoothing factor. */ + if ( ivas_format == MASA_FORMAT && ivas_total_brate < MASA_STEREO_MIN_BITRATE ) + { + IIReneLimiterFactor = 16.0f + ( 1.0f - qualityBasedSmFactor ); + } + else + { + IIReneLimiterFactor = 8.0f + ( 1.0f - qualityBasedSmFactor ); + } + for ( bin = 0; bin < nBins; bin++ ) + { + float eneRatio; + + /* Temporally smooth cov mtx estimates for resulting mixing matrix stability. The design principle is that + * the energy history (IIR) must not be more than double of the current frame energy. This provides more + * robust performance at energy offsets when compared to typical IIR averaging. */ + eneRatio = ( hDiracDecBin->ChEne[0][bin] + hDiracDecBin->ChEne[1][bin] ) / fmaxf( 1e-12f, ( hDiracDecBin->ChEnePrev[0][bin] + hDiracDecBin->ChEnePrev[1][bin] ) ); + IIReneLimiter[bin] = fminf( 1.0f, eneRatio * IIReneLimiterFactor ); + + hDiracDecBin->ChCrossRe[bin] *= qualityBasedSmFactor; + hDiracDecBin->ChCrossIm[bin] *= qualityBasedSmFactor; + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hDiracDecBin->ChEne[ch][bin] *= qualityBasedSmFactor; + } + + hDiracDecBin->ChCrossRe[bin] += IIReneLimiter[bin] * hDiracDecBin->ChCrossRePrev[bin]; + hDiracDecBin->ChCrossIm[bin] += IIReneLimiter[bin] * hDiracDecBin->ChCrossImPrev[bin]; + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hDiracDecBin->ChEne[ch][bin] += IIReneLimiter[bin] * hDiracDecBin->ChEnePrev[ch][bin]; + } + + /* Store energy values and coefficients for next round */ + hDiracDecBin->ChCrossRePrev[bin] = hDiracDecBin->ChCrossRe[bin]; + hDiracDecBin->ChCrossImPrev[bin] = hDiracDecBin->ChCrossIm[bin]; + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hDiracDecBin->ChEnePrev[ch][bin] = hDiracDecBin->ChEne[ch][bin]; + } + } + + return; +} + +static void ivas_dirac_dec_binaural_formulate_target_covariance_matrices( + DIRAC_DEC_BIN_HANDLE hDiracDecBin, + const SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, + const PARAMBIN_REND_CONFIG_HANDLE hConfig, + float Rmat[3][3], + const int16_t subframe, + const int16_t isHeadtracked, + const float *subFrameTotalEne, + const float *IIReneLimiter, + const MASA_ISM_DATA_HANDLE hMasaIsmData ) +{ + int16_t ch, bin; + int16_t separateCenterChannelRendering; + int16_t nBins, idx; + float frameMeanDiffusenessEneWeight[CLDFB_NO_CHANNELS_MAX]; + float qualityBasedSmFactor; + int16_t dirac_read_idx; + PARAMBIN_HRTF_GAIN_CACHE gainCache[MAX_GAIN_CACHE_SIZE]; + IVAS_FORMAT ivas_format; + MC_MODE mc_mode; + int16_t gainCacheBaseIndex; + + separateCenterChannelRendering = hConfig->separateCenterChannelRendering; + ivas_format = hConfig->ivas_format; + mc_mode = hConfig->mc_mode; + qualityBasedSmFactor = hConfig->qualityBasedSmFactor; + qualityBasedSmFactor *= qualityBasedSmFactor; + nBins = hSpatParamRendCom->num_freq_bands; /* Actually bins */ + + set_zero( hDiracDecBin->ChCrossReOut, nBins ); + set_zero( hDiracDecBin->ChCrossImOut, nBins ); + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + set_zero( hDiracDecBin->ChEneOut[ch], nBins ); + } + set_zero( hDiracDecBin->frameMeanDiffuseness, nBins ); + + set_zero( frameMeanDiffusenessEneWeight, CLDFB_NO_CHANNELS_MAX ); + + for ( idx = 0; idx < MAX_GAIN_CACHE_SIZE; idx++ ) + { + gainCache[idx].azi = -1000; /* Use -1000 as value for uninitialized cache. */ + } + + dirac_read_idx = hSpatParamRendCom->render_to_md_map[subframe]; + + /* Determine target covariance matrix containing target binaural properties */ + for ( bin = 0; bin < nBins; bin++ ) + { + float diffuseness = 1.0f; /* ratio1 and ratio2 are subtracted from diffuseness further below */ + float diffusenessValForDecorrelationReduction = 1.0f; + float diffEneValForDecorrelationReduction; + float surCoh = 0.0f, spreadCoh = 0.0f; /* Default values if spreadSurroundCoherenceApplied == false */ + float diffEne, dirEne, meanEnePerCh; + int16_t dirIndex; + + /* When BINAURAL_ROOM is not indicated, hBinaural->earlyPartEneCorrection[bin] values are all 1.0f. + * When BINAURAL_ROOM is indicated, the binaural audio output is based on combined use of the + * HRTF data set and a BRIR-based data set. The HRTF data set is spectrally corrected to match + * the early spectrum of the BRIR data, using the spectral correction data in + * hBinaural->earlyPartEneCorrection[bin], based on the BRIR set. */ + meanEnePerCh = hDiracDecBin->earlyPartEneCorrection[bin] * subFrameTotalEne[bin] / 2.0f; + + /* Determine direct part target covariance matrix (for 1 or 2 directions) */ + for ( dirIndex = 0; dirIndex < hSpatParamRendCom->numSimultaneousDirections; dirIndex++ ) + { + int16_t aziDeg, eleDeg; + float lRealp, lImagp, rRealp, rImagp; + float lRealpTmp, lImagpTmp, rRealpTmp, rImagpTmp; + float hrtfEne[BINAURAL_CHANNELS], hrtfCrossRe, hrtfCrossIm, ratio; + uint8_t isIsmDirection = 0; + + if ( dirIndex == 0 ) /* For first of the two simultaneous directions */ + { + aziDeg = hSpatParamRendCom->azimuth[dirac_read_idx][bin]; + eleDeg = hSpatParamRendCom->elevation[dirac_read_idx][bin]; + ratio = hSpatParamRendCom->energy_ratio1[dirac_read_idx][bin]; + spreadCoh = hSpatParamRendCom->spreadCoherence[dirac_read_idx][bin]; + gainCacheBaseIndex = 0; + } + else if ( ivas_format != MASA_ISM_FORMAT || ( ivas_format == MASA_ISM_FORMAT && dirIndex < hSpatParamRendCom->numParametricDirections ) ) /* For second of the two simultaneous directions */ + { + if ( ( ratio = hSpatParamRendCom->energy_ratio2[dirac_read_idx][bin] ) < 0.001 ) + { + /* This touches only MASA path where second direction always has smaller ratio and + * for non-2dir it is zero. As the whole direction contribution is multiplied with + * the ratio, a very small ratio does not contribute any energy to output. Thus, + * it is better to save complexity. */ + continue; + } + aziDeg = hSpatParamRendCom->azimuth2[dirac_read_idx][bin]; + eleDeg = hSpatParamRendCom->elevation2[dirac_read_idx][bin]; + spreadCoh = hSpatParamRendCom->spreadCoherence2[dirac_read_idx][bin]; + gainCacheBaseIndex = 3; + } + else /* For object directions of MASA_ISM_FORMAT */ + { + isIsmDirection = 1; + uint16_t ismDirIndex; + ismDirIndex = dirIndex - hSpatParamRendCom->numParametricDirections; + assert( hMasaIsmData != NULL && "hMasaIsmData should not be NULL if we use it" ); + if ( hMasaIsmData->ism_is_edited[ismDirIndex] ) + { + aziDeg = hMasaIsmData->azimuth_ism_edited[ismDirIndex]; + eleDeg = hMasaIsmData->elevation_ism_edited[ismDirIndex]; + } + else + { + aziDeg = hMasaIsmData->azimuth_ism[ismDirIndex][dirac_read_idx]; + eleDeg = hMasaIsmData->elevation_ism[ismDirIndex][dirac_read_idx]; + } + ratio = hMasaIsmData->energy_ratio_ism[ismDirIndex][dirac_read_idx][bin]; + spreadCoh = 0.0f; + gainCacheBaseIndex = 6 + ismDirIndex; + } + + diffuseness -= ratio; /* diffuseness = 1 - ratio1 - ratio2 */ + + if ( diffuseness < 0.0f ) + { + diffuseness = 0.0f; + } + if ( isIsmDirection ) + { + /* Objects cause lesser decorrelation reduction, to avoid removing all decorrelation when only objects are present */ + diffusenessValForDecorrelationReduction -= ratio * 0.5f; + } + else + { + diffusenessValForDecorrelationReduction -= ratio; + } + + if ( separateCenterChannelRendering ) + { + /* In masa + mono rendering mode, the center directions originate from phantom sources, so the + * spread coherence is increased */ + float aziRad, eleRad, doaVectorX, spatialAngleDeg, altSpreadCoh; + + aziRad = (float) aziDeg * PI_OVER_180; + eleRad = (float) eleDeg * PI_OVER_180; + doaVectorX = cosf( aziRad ) * cosf( eleRad ); + spatialAngleDeg = acosf( doaVectorX ) * _180_OVER_PI; + altSpreadCoh = 1.0f - ( spatialAngleDeg / 30.0f ); + spreadCoh = max( spreadCoh, altSpreadCoh ); + } + + getDirectPartGains( bin, aziDeg, eleDeg, &lRealp, &lImagp, &rRealp, &rImagp, hDiracDecBin->renderStereoOutputInsteadOfBinaural, Rmat, &gainCache[gainCacheBaseIndex], isHeadtracked ); + + if ( hDiracDecBin->renderStereoOutputInsteadOfBinaural ) + { + /* Synthesizing spread coherence is not needed for stereo loudspeaker output, + * as directional sound is reproduced with two loudspeakers in any case */ + spreadCoh = 0.0f; + } + + if ( spreadCoh > 0.0f ) + { + float centerMul, sidesMul; + float hrtfEneCenter, hrtfEneSides, hrtfEneRealized, eneCorrectionFactor; + float w1, w2, w3, eq; + + hrtfEneCenter = ( lRealp * lRealp ) + ( lImagp * lImagp ) + ( rRealp * rRealp ) + ( rImagp * rImagp ); + + /* Spread coherence is synthesized as coherent sources at 30 degree horizontal spacing. + * The following formulas determine the gains for these sources. + * spreadCoh = 0: Only panning + * spreadCoh = 0.5: Three sources coherent panning (e.g. 30 0 -30 deg azi) + * spreadCoh = 1.0: Two sources coherent panning with gap (as above, but center is silent) */ + if ( spreadCoh < 0.5f ) + { + /* 0.0f < spreadCoh < 0.5f */ + sidesMul = 0.5774f * spreadCoh * 2.0f; /* sqrt(1/3) = 0.5774f */ + centerMul = 1.0f - ( spreadCoh * 2.0f ) + sidesMul; + } + else + { + /* 0.5f <= spreadCoh < 1.0f */ + centerMul = 2.0f - ( 2.0f * spreadCoh ); + sidesMul = inv_sqrt( centerMul + 2.0f ); + centerMul *= sidesMul; + } + + /* Apply the gain for the center source of the three coherent sources */ + lRealp *= centerMul; + lImagp *= centerMul; + rRealp *= centerMul; + rImagp *= centerMul; + + /* Apply the gain for the left source of the three coherent sources */ + getDirectPartGains( bin, aziDeg + 30, eleDeg, &lRealpTmp, &lImagpTmp, &rRealpTmp, &rImagpTmp, hDiracDecBin->renderStereoOutputInsteadOfBinaural, Rmat, &gainCache[gainCacheBaseIndex + 1], isHeadtracked ); + + hrtfEneSides = ( lRealpTmp * lRealpTmp ) + ( lImagpTmp * lImagpTmp ) + ( rRealpTmp * rRealpTmp ) + ( rImagpTmp * rImagpTmp ); + lRealp += sidesMul * lRealpTmp; + lImagp += sidesMul * lImagpTmp; + rRealp += sidesMul * rRealpTmp; + rImagp += sidesMul * rImagpTmp; + + /* Apply the gain for the right source of the three coherent sources. + * -30 degrees to 330 wrapping due to internal functions. */ + getDirectPartGains( bin, aziDeg + 330, eleDeg, &lRealpTmp, &lImagpTmp, &rRealpTmp, &rImagpTmp, hDiracDecBin->renderStereoOutputInsteadOfBinaural, Rmat, &gainCache[gainCacheBaseIndex + 2], isHeadtracked ); + hrtfEneSides += ( lRealpTmp * lRealpTmp ) + ( lImagpTmp * lImagpTmp ) + ( rRealpTmp * rRealpTmp ) + ( rImagpTmp * rImagpTmp ); + lRealp += sidesMul * lRealpTmp; + lImagp += sidesMul * lImagpTmp; + rRealp += sidesMul * rRealpTmp; + rImagp += sidesMul * rImagpTmp; + + /* Formulate an eneCorrectionFactor that compensates for the coherent summation of the HRTFs */ + hrtfEneRealized = ( lRealp * lRealp ) + ( lImagp * lImagp ) + ( rRealp * rRealp ) + ( rImagp * rImagp ); + eneCorrectionFactor = ( ( hrtfEneSides * sidesMul * sidesMul ) + + ( hrtfEneCenter * centerMul * centerMul ) ) / + max( 1e-12f, hrtfEneRealized ); + + /* Weighting factors to determine appropriate target spectrum for spread coherent sound */ + if ( spreadCoh < 0.5 ) + { + w1 = 1.0f - 2.0f * spreadCoh; + w2 = 2.0f * spreadCoh; + w3 = 0.0f; + } + else + { + w1 = 0.0f; + w2 = 2.0f - 2.0f * spreadCoh; + w3 = 2.0f * spreadCoh - 1.0f; + } + + if ( ( ivas_format == MC_FORMAT && mc_mode == MC_MODE_MCMASA ) ) + { + idx = min( bin, MASA_NUM_DEFINED_SUR_SPR_COH_ENE_BINS - 1 ); + + /* Apply the target spectrum to the eneCorrectionFactor */ + if ( separateCenterChannelRendering ) /* spreadCoh mostly originates from phantom sources in separate channel rendering mode */ + { + eneCorrectionFactor *= w1 * 1.0f + ( w2 + w3 ) * spreadCohEne1[idx]; + } + else + { + eneCorrectionFactor *= w1 * 1.0f + w2 * spreadCohEne05[idx] + w3 * spreadCohEne1[idx]; + } + } + + /* Equalize the spread coherent combined HRTFs */ + eq = min( 4.0f, sqrtf( eneCorrectionFactor ) ); + lRealp *= eq; + lImagp *= eq; + rRealp *= eq; + rImagp *= eq; + } - if ( config_data.ivas_format == SBA_FORMAT || config_data.ivas_format == SBA_ISM_FORMAT ) - { - hDiracDecBin->hDiffuseDist = &diffuseDistData; + hrtfEne[0] = ( lRealp * lRealp ) + ( lImagp * lImagp ); + hrtfEne[1] = ( rRealp * rRealp ) + ( rImagp * rImagp ); + hrtfCrossRe = ( lRealp * rRealp ) + ( lImagp * rImagp ); + hrtfCrossIm = ( -lImagp * rRealp ) + ( lRealp * rImagp ); - ivas_spar_param_to_masa_param_mapping( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe ); - ivas_sba_prototype_renderer( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe ); - } + /* Add direct part (1 or 2) covariance matrix */ + dirEne = ratio * meanEnePerCh; + hDiracDecBin->ChEneOut[0][bin] += dirEne * hrtfEne[0]; /* Dir ene part*/ + hDiracDecBin->ChEneOut[1][bin] += dirEne * hrtfEne[1]; + hDiracDecBin->ChCrossReOut[bin] += dirEne * hrtfCrossRe; /* Dir cross re */ + hDiracDecBin->ChCrossImOut[bin] += dirEne * hrtfCrossIm; /* Dir cross im */ + } - if ( st_ivas->ivas_format == MASA_ISM_FORMAT && nchan_transport == 2 && st_ivas->ism_mode != ISM_MASA_MODE_DISC && st_ivas->ism_mode != ISM_MASA_MODE_MASA_ONE_OBJ ) - { - ivas_omasa_preProcessStereoTransportsForMovedObjects( st_ivas, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, subframe ); - } + /* Add diffuse / ambient part covariance matrix */ + diffuseness = max( 0.0f, diffuseness ); + diffEne = diffuseness * meanEnePerCh; + surCoh = hSpatParamRendCom->surroundingCoherence[dirac_read_idx][bin]; - if ( hCombinedOrientationData ) - { - for ( i = 0; i < 3; i++ ) + diffusenessValForDecorrelationReduction = max( 0.0f, diffusenessValForDecorrelationReduction ); + diffEneValForDecorrelationReduction = diffusenessValForDecorrelationReduction * meanEnePerCh; + + if ( ( ivas_format == MC_FORMAT && mc_mode == MC_MODE_MCMASA ) ) { - for ( j = 0; j < 3; j++ ) + if ( !hDiracDecBin->renderStereoOutputInsteadOfBinaural ) { - Rmat[i][j] = hCombinedOrientationData->Rmat[hCombinedOrientationData->subframe_idx][i][j]; + float spectrumModVal; + + idx = min( bin, MASA_NUM_DEFINED_SUR_SPR_COH_ENE_BINS - 1 ); + /* Apply target spectrum that emphasizes low frequencies when the sound is surround coherent */ + spectrumModVal = ( 1.0f - surCoh ) + surCoh * surCohEne[idx]; + diffEne *= spectrumModVal; + + /* Modify also the value for decorrelation reduction */ + diffEneValForDecorrelationReduction *= spectrumModVal; } } + hDiracDecBin->ChEneOut[0][bin] += diffEne; /* Diff ene part*/ + hDiracDecBin->ChEneOut[1][bin] += diffEne; - if ( nchan_transport == 2 ) + if ( hDiracDecBin->renderStereoOutputInsteadOfBinaural ) { - adaptTransportSignalsHeadtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); - - ivas_dirac_dec_binaural_check_and_switch_transports_headtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); + /* When rendering stereo, ambience (except for surround coherent sound) has zero ICC. */ + hDiracDecBin->ChCrossReOut[bin] += surCoh * diffEne; + } + else /* When rendering binaural, ambience has frequency dependent ICC. */ + { + if ( ( ivas_format == SBA_FORMAT || ivas_format == SBA_ISM_FORMAT ) && bin < BINAURAL_COHERENCE_DIFFERENCE_BINS ) + { + float diffuseFieldCoherence; + diffuseFieldCoherence = hDiracDecBin->hDiffuseDist->diffuseRatioX[bin] * hDiracDecBin->diffuseFieldCoherenceX[bin] + hDiracDecBin->hDiffuseDist->diffuseRatioY[bin] * hDiracDecBin->diffuseFieldCoherenceY[bin] + hDiracDecBin->hDiffuseDist->diffuseRatioZ[bin] * hDiracDecBin->diffuseFieldCoherenceZ[bin]; + hDiracDecBin->ChCrossReOut[bin] += ( ( 1.0f - surCoh ) * diffuseFieldCoherence + surCoh ) * diffEne; + } + else + { + hDiracDecBin->ChCrossReOut[bin] += ( ( 1.0f - surCoh ) * hDiracDecBin->diffuseFieldCoherence[bin] + surCoh ) * diffEne; + } } - } - - ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, Rmat, subframe, - hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, st_ivas->hMasaIsmData ); - if ( config_data.ivas_format == ISM_FORMAT ) - { - max_band_decorr = 0; - } - else if ( hDiracDecBin->useTdDecorr ) - { - max_band_decorr = CLDFB_NO_CHANNELS_MAX; - } - else - { - max_band_decorr = hDiracDecBin->h_freq_domain_decorr_ap_params->max_band_decorr; + /* Store parameters for formulating average diffuseness over frame */ + hDiracDecBin->frameMeanDiffuseness[bin] += diffEneValForDecorrelationReduction; + frameMeanDiffusenessEneWeight[bin] += meanEnePerCh; } - - nchanSeparateChannels = 0; - if ( config_data.separateCenterChannelRendering || ( st_ivas->ivas_format == MASA_ISM_FORMAT && ( st_ivas->ism_mode == ISM_MASA_MODE_MASA_ONE_OBJ || st_ivas->ism_mode == ISM_MASA_MODE_PARAM_ONE_OBJ ) ) ) - { - nchanSeparateChannels = 1; - } - else if ( st_ivas->ivas_format == MASA_ISM_FORMAT && st_ivas->ism_mode == ISM_MASA_MODE_DISC && ( st_ivas->renderer_type == RENDERER_STEREO_PARAMETRIC || st_ivas->renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) ) + /* Formulate average diffuseness over frame */ + for ( bin = 0; bin < nBins; bin++ ) { - nchanSeparateChannels = (uint8_t) st_ivas->nchan_ism; + hDiracDecBin->frameMeanDiffuseness[bin] /= fmaxf( 1e-12f, frameMeanDiffusenessEneWeight[bin] ); } - ivas_dirac_dec_binaural_determine_processing_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, max_band_decorr, Rmat, subframe, - hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, nchanSeparateChannels, st_ivas->hMasaIsmData ); - - ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, st_ivas->cldfbSynDec, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, max_band_decorr, numInChannels, config_data.processReverb, subframe ); - - hDiracDecBin->hDiffuseDist = NULL; - - hSpatParamRendCom->slots_rendered += hSpatParamRendCom->subframe_nbslots[subframe]; - hSpatParamRendCom->subframes_rendered++; - - return; -} + for ( bin = 0; bin < nBins; bin++ ) + { + hDiracDecBin->ChCrossReOut[bin] *= qualityBasedSmFactor; + hDiracDecBin->ChCrossImOut[bin] *= qualityBasedSmFactor; + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + hDiracDecBin->ChEneOut[ch][bin] *= qualityBasedSmFactor; + } -static void ivas_dirac_dec_decorrelate_slot( - DIRAC_DEC_BIN_HANDLE hDiracDecBin, - const int16_t num_freq_bands, - const int16_t slot, - float inRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], - float inIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], - float decRe[][CLDFB_NO_CHANNELS_MAX], - float decIm[][CLDFB_NO_CHANNELS_MAX] ) -{ - int16_t offset, ch, bin; - float onset_filter[BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, 60 bins */ - float decorrelatedFrameInterleaved[2 * BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, real + imag, 60 bins */ - float protoFrameF[2 * BINAURAL_CHANNELS * CLDFB_NO_CHANNELS_MAX]; /* 2 ch, real + imag, 60 bins */ - const int16_t protoIndexDir[BINAURAL_CHANNELS] = { 0, 1 }; + hDiracDecBin->ChCrossReOut[bin] += IIReneLimiter[bin] * hDiracDecBin->ChCrossReOutPrev[bin]; + hDiracDecBin->ChCrossImOut[bin] += IIReneLimiter[bin] * hDiracDecBin->ChCrossImOutPrev[bin]; - /* Decorrelation needs interleaved data. Copy left and right signals to proto_frame_f */ - for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) - { - offset = num_freq_bands * BINAURAL_CHANNELS * ch; - for ( bin = 0; bin < num_freq_bands; bin++ ) + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) { - protoFrameF[( bin * BINAURAL_CHANNELS ) + offset] = inRe[ch][slot][bin]; - protoFrameF[( bin * BINAURAL_CHANNELS ) + offset + 1] = inIm[ch][slot][bin]; + hDiracDecBin->ChEneOut[ch][bin] += IIReneLimiter[bin] * hDiracDecBin->ChEneOutPrev[ch][bin]; } - } - /* Decorrelate proto signal to decorrelatedFrameInterleaved */ - ivas_dirac_dec_decorr_process( num_freq_bands, - BINAURAL_CHANNELS, - BINAURAL_CHANNELS, - DIRAC_SYNTHESIS_PSD_LS, - BINAURAL_CHANNELS, - protoFrameF, - BINAURAL_CHANNELS, - protoIndexDir, - decorrelatedFrameInterleaved, - onset_filter, - hDiracDecBin->h_freq_domain_decorr_ap_params, - hDiracDecBin->h_freq_domain_decorr_ap_state ); + /* Store energy values and coefficients for next round */ + hDiracDecBin->ChCrossReOutPrev[bin] = hDiracDecBin->ChCrossReOut[bin]; + hDiracDecBin->ChCrossImOutPrev[bin] = hDiracDecBin->ChCrossImOut[bin]; - /* De-interleave decorrelated signals*/ - for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) - { - offset = num_freq_bands * BINAURAL_CHANNELS * ch; - for ( bin = 0; bin < num_freq_bands; bin++ ) + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) { - decRe[ch][bin] = decorrelatedFrameInterleaved[( bin * BINAURAL_CHANNELS ) + offset]; - decIm[ch][bin] = decorrelatedFrameInterleaved[( bin * BINAURAL_CHANNELS ) + offset + 1]; + hDiracDecBin->ChEneOutPrev[ch][bin] = hDiracDecBin->ChEneOut[ch][bin]; } } return; } - - +#else static void ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom, @@ -1254,6 +1973,7 @@ static void ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matric return; } +#endif static void ivas_dirac_dec_binaural_determine_processing_matrices( DIRAC_DEC_BIN_HANDLE hDiracDecBin, @@ -1495,14 +2215,27 @@ static void ivas_dirac_dec_binaural_process_output( const int16_t max_band_decorr, const int16_t numInChannels, const int16_t processReverb, - const int16_t subframe ) + const int16_t subframe +#ifdef SPLIT_REND_WITH_HEAD_ROT + , + float outRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float outIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float reverbRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float reverbIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float decorrRe[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + float decorrIm[][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX], + const uint8_t recompute +#endif +) { int16_t slot, bin, chA, chB; int16_t nBins; float outSlotRe[CLDFB_NO_CHANNELS_MAX], outSlotIm[CLDFB_NO_CHANNELS_MAX]; float decSlotRe[BINAURAL_CHANNELS][CLDFB_NO_CHANNELS_MAX], decSlotIm[BINAURAL_CHANNELS][CLDFB_NO_CHANNELS_MAX]; +#ifndef SPLIT_REND_WITH_HEAD_ROT float reverbRe[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; float reverbIm[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; +#endif float interpVal; float *decSlotRePointer; float *decSlotImPointer; @@ -1516,7 +2249,14 @@ static void ivas_dirac_dec_binaural_process_output( if ( processReverb ) { /* Process second / room effect part of binaural output when needed */ - ivas_binaural_reverb_processSubframe( hDiracDecBin->hReverb, numInChannels, nSlots, inRe, inIm, reverbRe, reverbIm ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( recompute == 1 ) + { +#endif + ivas_binaural_reverb_processSubframe( hDiracDecBin->hReverb, numInChannels, nSlots, inRe, inIm, reverbRe, reverbIm ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif } interpVal = 0.0f; @@ -1525,7 +2265,27 @@ static void ivas_dirac_dec_binaural_process_output( interpVal += 1.0f / (float) nSlots; if ( !hDiracDecBin->useTdDecorr && max_band_decorr > 0 ) { - ivas_dirac_dec_decorrelate_slot( hDiracDecBin, nBins, slot, inRe, inIm, decSlotRe, decSlotIm ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( recompute == 1 ) + { +#endif + ivas_dirac_dec_decorrelate_slot( hDiracDecBin, nBins, slot, inRe, inIm, decSlotRe, decSlotIm ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( chA = 0; chA < BINAURAL_CHANNELS; chA++ ) + { + mvr2r( decSlotRe[chA], decorrRe[chA][slot], CLDFB_NO_CHANNELS_MAX ); + mvr2r( decSlotIm[chA], decorrIm[chA][slot], CLDFB_NO_CHANNELS_MAX ); + } + } + else + { + for ( chA = 0; chA < BINAURAL_CHANNELS; chA++ ) + { + mvr2r( decorrRe[chA][slot], decSlotRe[chA], CLDFB_NO_CHANNELS_MAX ); + mvr2r( decorrIm[chA][slot], decSlotIm[chA], CLDFB_NO_CHANNELS_MAX ); + } + } +#endif } for ( chA = 0; chA < BINAURAL_CHANNELS; chA++ ) @@ -1603,8 +2363,22 @@ static void ivas_dirac_dec_binaural_process_output( outSlotRePr = &( outSlotRe[0] ); outSlotImPr = &( outSlotIm[0] ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( outRe != NULL && outIm != NULL ) + { + /* provide the data outside in CLDFB domain => mainly for split rendering */ + mvr2r( outSlotRePr, outRe[chA][slot], CLDFB_NO_CHANNELS_MAX ); + mvr2r( outSlotImPr, outIm[chA][slot], CLDFB_NO_CHANNELS_MAX ); + } + if ( recompute == 1 ) + { + /* Inverse filter bank */ + cldfbSynthesis( &outSlotRePr, &outSlotImPr, &( output_f[chA][nBins * slot + offsetSamples] ), nBins, cldfbSynDec[chA] ); + } +#else /* Inverse filter bank */ cldfbSynthesis( &outSlotRePr, &outSlotImPr, &( output_f[chA][nBins * slot + offsetSamples] ), nBins, cldfbSynDec[chA] ); +#endif } } @@ -2600,7 +3374,15 @@ static void ivas_masa_ext_rend_parambin_internal( MASA_EXT_REND_HANDLE hMasaExtRend, COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, float *output_f[], - const int16_t subframe ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t subframe, + const SPLIT_REND_WRAPPER *hSplitRendWrapper, + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] +#else + const int16_t subframe +#endif +) { DIRAC_DEC_BIN_HANDLE hDiracDecBin; SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom; @@ -2614,7 +3396,24 @@ static void ivas_masa_ext_rend_parambin_internal( int16_t i, j; int16_t nchan_transport; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + float tmp_Cldfb_out_re[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float tmp_Cldfb_out_im[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + + /* these allow re-using the reverb and freq-domain decorrelator signals from ivas_dirac_dec_binaural_process_output() in split rendering for the side renderings */ + float reverbRe[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float reverbIm[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float decorrRe[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float decorrIm[BINAURAL_CHANNELS][CLDFB_SLOTS_PER_SUBFRAME][CLDFB_NO_CHANNELS_MAX]; + float subFrameTotalEne[CLDFB_NO_CHANNELS_MAX]; + float IIReneLimiter[CLDFB_NO_CHANNELS_MAX]; + + hDiracDecBin = hMasaExtRend->hDiracDecBin[0]; +#else hDiracDecBin = hMasaExtRend->hDiracDecBin; +#endif assert( hDiracDecBin ); hSpatParamRendCom = hMasaExtRend->hSpatParamRendCom; nBins = hSpatParamRendCom->num_freq_bands; @@ -2685,6 +3484,9 @@ static void ivas_masa_ext_rend_parambin_internal( if ( nchan_transport == 2 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* in case of split rendering, determine the prototype rotation based on the main direction and use the same prototypes for the offset directions */ +#endif adaptTransportSignalsHeadtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); ivas_dirac_dec_binaural_check_and_switch_transports_headtracked( hCombinedOrientationData, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, nBins, hSpatParamRendCom->subframe_nbslots[subframe], Rmat ); @@ -2692,21 +3494,122 @@ static void ivas_masa_ext_rend_parambin_internal( } +#ifndef SPLIT_REND_WITH_HEAD_ROT ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, Rmat, subframe, hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, NULL ); +#endif /* Always using CLDFB decorrelation in MASA EXT renderer */ max_band_decorr = hDiracDecBin->h_freq_domain_decorr_ap_params->max_band_decorr; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_dirac_dec_binaural_formulate_input_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, subframe, + subFrameTotalEne, IIReneLimiter ); + ivas_dirac_dec_binaural_formulate_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Rmat, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, + subFrameTotalEne, IIReneLimiter, NULL ); +#endif + ivas_dirac_dec_binaural_determine_processing_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, max_band_decorr, Rmat, subframe, hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[hCombinedOrientationData->subframe_idx] > 0, 0, NULL ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + pMultiBinPoseData = NULL; + if ( hSplitRendWrapper != NULL ) + { + pMultiBinPoseData = &( hSplitRendWrapper->multiBinPoseData ); + + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, hMasaExtRend->cldfbSynRend, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, tmp_Cldfb_out_re, tmp_Cldfb_out_im, + reverbRe, reverbIm, decorrRe, decorrIm, 1 ); + + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + for ( i = 0; i < CLDFB_SLOTS_PER_SUBFRAME; i++ ) + { + mvr2r( tmp_Cldfb_out_re[ch][i], Cldfb_Out_Real[ch][subframe * CLDFB_SLOTS_PER_SUBFRAME + i], CLDFB_NO_CHANNELS_MAX ); + mvr2r( tmp_Cldfb_out_im[ch][i], Cldfb_Out_Imag[ch][subframe * CLDFB_SLOTS_PER_SUBFRAME + i], CLDFB_NO_CHANNELS_MAX ); + } + } + } + else + { + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, hMasaExtRend->cldfbSynRend, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, NULL, NULL, + reverbRe, reverbIm, decorrRe, decorrIm, 1 ); + } +#else ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, hMasaExtRend->cldfbSynRend, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, max_band_decorr, numInChannels, config_data.processReverb, subframe ); +#endif hDiracDecBin->hDiffuseDist = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pMultiBinPoseData != NULL && pMultiBinPoseData->num_poses > 1 ) + { + /* quaternion-based rotation from ivas_binRenderer_internal.c:ivas_binRenderer(), but using absolute rotation instead of delta rotations */ + IVAS_QUATERNION Quaternions_rot, Quaternions_abs, *Quaternions_ref; + float Rmat_local[3][3]; + + if ( hCombinedOrientationData ) + { + Quaternions_ref = &hCombinedOrientationData->Quaternions[0]; + Quaternions_rot.w = -3.0f; /* signal to use Euler */ + Quaternions_abs.w = -3.0f; /* signal to use Euler */ + Quat2EulerDegree( *Quaternions_ref, &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + + for ( pos_idx = 1; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + Quaternions_rot.x = Quaternions_abs.x + pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_rot.y = Quaternions_abs.y + pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_rot.z = Quaternions_abs.z + pMultiBinPoseData->relative_head_poses[pos_idx][2]; + + QuatToRotMat( Quaternions_rot, Rmat_local ); + + hDiracDecBin = hMasaExtRend->hDiracDecBin[pos_idx]; + assert( hDiracDecBin != NULL && "No DiracDecBin handle for this position" ); + + /* re-use input covariance for the side renderings */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + mvr2r( hMasaExtRend->hDiracDecBin[0]->ChEne[ch], hDiracDecBin->ChEne[ch], hSpatParamRendCom->num_freq_bands ); + } + mvr2r( hMasaExtRend->hDiracDecBin[0]->ChCrossRe, hDiracDecBin->ChCrossRe, hSpatParamRendCom->num_freq_bands ); + mvr2r( hMasaExtRend->hDiracDecBin[0]->ChCrossIm, hDiracDecBin->ChCrossIm, hSpatParamRendCom->num_freq_bands ); + + ivas_dirac_dec_binaural_formulate_target_covariance_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, Rmat_local, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[subframe] > 0, + subFrameTotalEne, IIReneLimiter, NULL ); + + ivas_dirac_dec_binaural_determine_processing_matrices( hDiracDecBin, hSpatParamRendCom, &config_data, max_band_decorr, Rmat_local, subframe, + hCombinedOrientationData && hCombinedOrientationData->enableCombinedOrientation[subframe] > 0, + 0, NULL ); + + + /* re-use reverb and decorr from main direction for the sides */ + ivas_dirac_dec_binaural_process_output( hDiracDecBin, hSpatParamRendCom, hMasaExtRend->cldfbSynRend, output_f, Cldfb_RealBuffer_in, Cldfb_ImagBuffer_in, + max_band_decorr, numInChannels, config_data.processReverb, subframe, tmp_Cldfb_out_re, tmp_Cldfb_out_im, + reverbRe, reverbIm, decorrRe, decorrIm, 0 ); + + /* copy from temporary buffer to the main split rendering buffer */ + for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) + { + for ( i = 0; i < CLDFB_SLOTS_PER_SUBFRAME; i++ ) + { + mvr2r( tmp_Cldfb_out_re[ch][i], Cldfb_Out_Real[pos_idx * BINAURAL_CHANNELS + ch][subframe * CLDFB_SLOTS_PER_SUBFRAME + i], CLDFB_NO_CHANNELS_MAX ); + mvr2r( tmp_Cldfb_out_im[ch][i], Cldfb_Out_Imag[pos_idx * BINAURAL_CHANNELS + ch][subframe * CLDFB_SLOTS_PER_SUBFRAME + i], CLDFB_NO_CHANNELS_MAX ); + } + } + + hDiracDecBin->hDiffuseDist = NULL; + } + } + } + + /* update this counter only after the last rendering of split directions */ +#endif hSpatParamRendCom->slots_rendered += hSpatParamRendCom->subframe_nbslots[subframe]; hSpatParamRendCom->subframes_rendered++; @@ -2718,7 +3621,15 @@ void ivas_masa_ext_rend_parambin_render( MASA_EXT_REND_HANDLE hMasaExtRend, /* i/o: MASA ext rend structure */ COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined orientation handle */ float *output_f[], /* i/o: synthesized core-coder transport channels/DirAC output */ - const int16_t num_subframes ) /* i : number of subframes to render */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t num_subframes, /* i : number of subframes to render */ + const SPLIT_REND_WRAPPER *hSplitRendWrapper, /* i : split rendering orientation data */ + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : rendered orientations for split rend. real part of cldfb */ + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] /* o : rendered orientations for split rend. imag part of cldfb */ +#else + const int16_t num_subframes /* i : number of subframes to render */ +#endif +) { int16_t subframe; SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom; @@ -2739,7 +3650,11 @@ void ivas_masa_ext_rend_parambin_render( int16_t n_samples_sf = hSpatParamRendCom->slot_size * CLDFB_SLOTS_PER_SUBFRAME; hSpatParamRendCom->slots_rendered = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_masa_ext_rend_parambin_internal( hMasaExtRend, hCombinedOrientationData, p_output, hSpatParamRendCom->dirac_read_idx, hSplitRendWrapper, Cldfb_Out_Real, Cldfb_Out_Imag ); +#else ivas_masa_ext_rend_parambin_internal( hMasaExtRend, hCombinedOrientationData, p_output, hSpatParamRendCom->dirac_read_idx ); +#endif for ( ch = 0; ch < BINAURAL_CHANNELS; ch++ ) { diff --git a/lib_rend/ivas_output_init.c b/lib_rend/ivas_output_init.c index 2e53001449ed54c9416abf074cbf129d915e6286..cb869da84063e0a1c766011384df84724bb516af 100644 --- a/lib_rend/ivas_output_init.c +++ b/lib_rend/ivas_output_init.c @@ -93,6 +93,10 @@ int16_t audioCfg2channels( nchan_out = 8; break; case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: +#endif case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: nchan_out = 2; @@ -220,6 +224,10 @@ void ivas_output_init( hOutSetup->is_planar_setup = 0; break; case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: +#endif case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: case IVAS_AUDIO_CONFIG_ISM1: @@ -316,7 +324,11 @@ int16_t ivas_get_nchan_buffers_dec( { nchan_out_buff = max( nchan_out_buff, st_ivas->hOutSetup.nchan_out_woLFE + st_ivas->hOutSetup.num_lfe ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( output_config == IVAS_AUDIO_CONFIG_STEREO || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else else if ( output_config == IVAS_AUDIO_CONFIG_STEREO || output_config == IVAS_AUDIO_CONFIG_BINAURAL || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { nchan_out_buff = 2 * CPE_CHANNELS; } @@ -395,6 +407,12 @@ int16_t ivas_get_nchan_buffers_dec( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + nchan_out_buff = max( nchan_out_buff, st_ivas->hSplitBinRend->splitrend.multiBinPoseData.num_poses * BINAURAL_CHANNELS ); + } +#endif return nchan_out_buff; } diff --git a/lib_rend/ivas_prot_rend.h b/lib_rend/ivas_prot_rend.h index 20c375b611f9453891efc9b85e9af2bdd1c2476e..1d1fb670e95f023e606c4282d1709225b21dd7c0 100644 --- a/lib_rend/ivas_prot_rend.h +++ b/lib_rend/ivas_prot_rend.h @@ -77,43 +77,6 @@ int16_t ivas_get_nchan_buffers_dec( const int32_t ivas_total_brate /* i : total IVAS bitrate */ ); -ivas_error get_channel_config( - const AUDIO_CONFIG config, - char *str -); - - -/*----------------------------------------------------------------------------------* - * Limiter prototypes - *----------------------------------------------------------------------------------*/ - - -ivas_error ivas_limiter_open( - IVAS_LIMITER_HANDLE *hLimiter_out, /* o : limiter struct handle */ - const int16_t num_channels, /* i : number of I/O channels */ - const int32_t sampling_rate /* i : sampling rate for processing */ -); - -void ivas_limiter_close( - IVAS_LIMITER_HANDLE* phLimiter /* i/o: pointer to limiter handle, can be NULL */ -); - -void ivas_limiter_dec -( - IVAS_LIMITER_HANDLE hLimiter, /* i/o: limiter struct handle */ - float *output[MAX_OUTPUT_CHANNELS], /* i/o: input/output buffer */ - const int16_t num_channels, /* i : number of channels to be processed */ - const int16_t output_frame, /* i : number of samples per channel in the buffer */ - const int16_t BER_detect /* i : BER detect flag */ -); - -void limiter_process( - IVAS_LIMITER_HANDLE hLimiter, /* i/o: limiter struct handle */ - const int16_t output_frame, /* i : number of samples to be processed per channel in the I/O buffer */ - const float threshold, /* i : signal amplitude above which limiting starts to be applied */ - const int16_t BER_detect, /* i : BER detect flag */ - int16_t *strong_saturation_cnt /* i/o: counter of strong saturations (can be NULL) */ -); /*----------------------------------------------------------------------------------* * TD decorr. function prototypes @@ -240,7 +203,14 @@ void ivas_masa_ext_rend_parambin_render( MASA_EXT_REND_HANDLE hMasaExtRend, /* i/o: MASA ext rend structure */ COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined orientation handle */ float *output_f[], /* i/o: synthesized core-coder transport channels/DirAC output */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t num_subframes, /* i : number of subframes to render */ + const SPLIT_REND_WRAPPER *hSplitRendWrapper, /* i : split rendering orientation data */ + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : rendered orientations for split rend. real part of cldfb */ + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] /* o : rendered orientations for split rend. imag part of cldfb */ +#else const int16_t num_subframes /* i : number of subframes to render */ +#endif ); ivas_error ivas_dirac_dec_init_binaural_data( Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ @@ -887,11 +857,21 @@ ivas_error ivas_rend_openCrend( const AUDIO_CONFIG outConfig, RENDER_CONFIG_DATA *hRendCfg, HRTFS_CREND_HANDLE hSetOfHRTF, +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int32_t output_Fs, + const int16_t num_poses +#else const int32_t output_Fs +#endif ); void ivas_rend_closeCrend( +#ifdef SPLIT_REND_WITH_HEAD_ROT + CREND_WRAPPER_HANDLE *pCrend , + const int16_t num_poses +#else CREND_WRAPPER_HANDLE *pCrend +#endif ); ivas_error ivas_hrtf_init( @@ -899,7 +879,12 @@ ivas_error ivas_hrtf_init( ); ivas_error ivas_rend_initCrendWrapper( +#ifdef SPLIT_REND_WITH_HEAD_ROT + CREND_WRAPPER_HANDLE *pCrend, + const int16_t num_poses +#else CREND_WRAPPER_HANDLE *pCrend +#endif ); ivas_error ivas_rend_crendProcess( @@ -912,7 +897,12 @@ ivas_error ivas_rend_crendProcess( EFAP_HANDLE hEFAPdata, float *output[], /* i/o: input/output audio channels */ const int32_t output_Fs, +#ifdef SPLIT_REND_WITH_HEAD_ROT + const int16_t num_subframes, /* i : number of subframes to render */ + const int16_t pos_idx /* i : pose index */ +#else const int16_t num_subframes /* i : number of subframes to render */ +#endif ); ivas_error ivas_rend_crendProcessSubframe( @@ -928,6 +918,10 @@ ivas_error ivas_rend_crendProcessSubframe( float *output[], /* i/o: input/output audio channels */ const int16_t n_samples_to_render, /* i : output frame length per channel */ const int32_t output_Fs /* i : output sampling rate */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + , + const int16_t pos_idx +#endif ); @@ -1237,10 +1231,6 @@ void Euler2Quat( IVAS_QUATERNION *quat /* o : quaternion describing the rotation */ ); -float deg2rad( - float degrees -); - float rad2deg( float radians ); @@ -1250,6 +1240,14 @@ void QuatToRotMat( float Rmat[3][3] /* o : real-space rotation matrix for this rotation */ ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +void Quat2EulerDegree( + const IVAS_QUATERNION quat, /* i : quaternion describing the rotation */ + float *yaw, /* o : yaw */ + float *pitch, /* o : pitch */ + float *roll /* o : roll */ +); +#endif void rotateAziEle( float azi_in, /* i : output elevation */ @@ -1538,6 +1536,86 @@ void masaPrerendClose( ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------------------* + * Split rendering + *----------------------------------------------------------------------------------*/ + +ivas_error ivas_td_binaural_renderer_sf_splitBinaural( + Decoder_Struct *st_ivas, /* i/o: IVAS decoder structure */ + float *output[], /* i/o: SCE channels / Binaural synthesis */ + const int16_t nSamplesRendered /* i : number of samples to render */ +); + +ivas_error ivas_rend_crendProcessSubframesSplitBin( + const CREND_WRAPPER *pCrend, /* i/o: Crend wrapper handle */ + const AUDIO_CONFIG inConfig, /* i : input audio configuration */ + const AUDIO_CONFIG outConfig, /* i : output audio configuration */ + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : decoder config. structure */ + const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, /* i : combined orientation handle */ + const IVAS_OUTPUT_SETUP_HANDLE hIntSetup, /* i : internal setup handle */ + const EFAP_HANDLE hEFAPdata, /* i : EFAP handle */ + DECODER_TC_BUFFER_HANDLE hTcBuffer, /* i/o: JBM handle */ + float *input_f[], /* i : transport channels */ + float *output[], /* i/o: input/output audio channels */ + const int16_t n_samples_to_render, /* i : output frame length per channel */ + const int32_t output_Fs /* i : output sampling rate */ +); + +ivas_error ivas_rend_crendProcessSplitBin( + const CREND_WRAPPER *pCrend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const DECODER_CONFIG_HANDLE hDecoderConfig, + const COMBINED_ORIENTATION_HANDLE hCombinedOrientationData, + const IVAS_OUTPUT_SETUP_HANDLE hIntSetup, + EFAP_HANDLE hEFAPdata, + float *output[], + const int32_t output_Fs +); + +ivas_error ivas_rend_openMultiBinCrend( + CREND_WRAPPER_HANDLE *pCrend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs +); + +void ivas_rend_CldfbMultiBinRendProcess( + const BINAURAL_RENDERER_HANDLE hCldfbRend, + const COMBINED_ORIENTATION_HANDLE *pCombinedOrientationData, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + float Cldfb_In_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_In_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Real[MAX_HEAD_ROT_POSES*BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], /* o : Binaural signals */ + float Cldfb_Out_Imag[MAX_HEAD_ROT_POSES*BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t low_res_pre_rend_rot, + const int16_t num_subframes +); + +ivas_error ivas_rend_openCldfb( + HANDLE_CLDFB_FILTER_BANK cldfbAna[MAX_INPUT_CHANNELS], + const AUDIO_CONFIG inConfig, + const int32_t output_Fs +); + +ivas_error ivas_rend_openCldfbRend( + CLDFB_REND_WRAPPER *pCldfbRend, + const AUDIO_CONFIG inConfig, + const AUDIO_CONFIG outConfig, + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData, + const int32_t output_Fs +); + +void ivas_rend_closeCldfbRend( + CLDFB_REND_WRAPPER *pCldfbRend +); + +#endif + /* clang-format on */ #endif /* IVAS_PROT_REND_H */ diff --git a/lib_rend/ivas_render_config.c b/lib_rend/ivas_render_config.c index 1e5aec6d4350e17b4f391581e633f1722d5c7a23..96898d7ef24c11136ed0f29d56d18ba9eb57a300 100644 --- a/lib_rend/ivas_render_config.c +++ b/lib_rend/ivas_render_config.c @@ -131,6 +131,22 @@ ivas_error ivas_render_config_init_from_rom( ( *hRenderConfig )->directivity[i * 3 + 1] = 360.0f; /* Back cone */ ( *hRenderConfig )->directivity[i * 3 + 2] = 1.0f; /* Back attenuation */ } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( *hRenderConfig )->split_rend_config.splitRendBitRate = SPLIT_REND_768k; + ( *hRenderConfig )->split_rend_config.dof = 3; + ( *hRenderConfig )->split_rend_config.hq_mode = 0; + ( *hRenderConfig )->split_rend_config.codec_delay_ms = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *hRenderConfig )->split_rend_config.isar_frame_size_ms = 20; +#endif + ( *hRenderConfig )->split_rend_config.codec_frame_size_ms = 0; /* 0 means "use default for selected codec" */ + ( *hRenderConfig )->split_rend_config.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + ( *hRenderConfig )->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + ( *hRenderConfig )->split_rend_config.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_DEFAULT; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + ( *hRenderConfig )->split_rend_config.lc3plus_highres = 0; +#endif +#endif return IVAS_ERR_OK; } diff --git a/lib_rend/ivas_rotation.c b/lib_rend/ivas_rotation.c index a87d3c31a299ff4888d663376d179ae24fbd4497..583c216c3faa4c07bd5a299e20bf273dc93c5627 100644 --- a/lib_rend/ivas_rotation.c +++ b/lib_rend/ivas_rotation.c @@ -37,6 +37,7 @@ #include #include "cnst.h" #include "prot.h" +#include "ivas_prot.h" #include "ivas_prot_rend.h" #ifdef DEBUGGING #include "debug.h" @@ -51,6 +52,9 @@ static ivas_error combine_external_and_head_orientations( IVAS_QUATERNION *headRotQuaternions, IVAS_VECTOR3 *listenerPos, +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis, /* i : split rend pose prediction axis*/ +#endif EXTERNAL_ORIENTATION_HANDLE hExtOrientationData, COMBINED_ORIENTATION_HANDLE hCombinedOrientationData ); @@ -102,6 +106,9 @@ ivas_error ivas_headTrack_open( ( *hHeadTrackData )->Rmat_prev[i][i] = 1.0f; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ( *hHeadTrackData )->sr_pose_pred_axis = DEFAULT_AXIS; +#endif set_zero( ( *hHeadTrackData )->chEneIIR[0], MASA_FREQUENCY_BANDS ); set_zero( ( *hHeadTrackData )->chEneIIR[1], MASA_FREQUENCY_BANDS ); @@ -151,72 +158,34 @@ void QuatToRotMat( float Rmat[3][3] /* o : real-space rotation matrix for this rotation */ ) { - Rmat[0][0] = quat.w * quat.w + quat.x * quat.x - quat.y * quat.y - quat.z * quat.z; - Rmat[0][1] = 2.0f * ( quat.x * quat.y - quat.w * quat.z ); - Rmat[0][2] = 2.0f * ( quat.x * quat.z + quat.w * quat.y ); - - Rmat[1][0] = 2.0f * ( quat.x * quat.y + quat.w * quat.z ); - Rmat[1][1] = quat.w * quat.w - quat.x * quat.x + quat.y * quat.y - quat.z * quat.z; - Rmat[1][2] = 2.0f * ( quat.y * quat.z - quat.w * quat.x ); - - Rmat[2][0] = 2.0f * ( quat.x * quat.z - quat.w * quat.y ); - Rmat[2][1] = 2.0f * ( quat.y * quat.z + quat.w * quat.x ); - Rmat[2][2] = quat.w * quat.w - quat.x * quat.x - quat.y * quat.y + quat.z * quat.z; - - return; -} - - -/*------------------------------------------------------------------------- - * Euler2Quat() - * - * Calculate corresponding Quaternion from Euler angles in radians - *------------------------------------------------------------------------*/ - -void Euler2Quat( - const float yaw, /* i : yaw (x) */ - const float pitch, /* i : pitch (y) */ - const float roll, /* i : roll (z) */ - IVAS_QUATERNION *quat /* o : quaternion describing the rotation */ -) -{ - float cr = cosf( roll * 0.5f ); - float sr = sinf( roll * 0.5f ); - float cp = cosf( pitch * 0.5f ); - float sp = sinf( pitch * 0.5f ); - float cy = cosf( yaw * 0.5f ); - float sy = sinf( yaw * 0.5f ); - quat->w = cr * cp * cy + sr * sp * sy; - quat->x = sr * cp * cy - cr * sp * sy; - quat->y = sr * cp * sy + cr * sp * cy; - quat->z = cr * cp * sy - sr * sp * cy; - - return; -} - - -/*------------------------------------------------------------------------- - * deg2rad() - * - * Converts degrees to normalized radians - *------------------------------------------------------------------------*/ - -float deg2rad( - float degrees ) -{ - while ( degrees >= 180.0f ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( quat.w == -3.0 ) { - degrees = degrees - 360.0f; + IVAS_QUATERNION quat_local; + Euler2Quat( deg2rad( quat.x ), deg2rad( quat.y ), deg2rad( quat.z ), &quat_local ); + QuatToRotMat( quat_local, Rmat ); } - while ( degrees <= -180.0f ) + else { - degrees = degrees + 360.0f; +#endif + Rmat[0][0] = quat.w * quat.w + quat.x * quat.x - quat.y * quat.y - quat.z * quat.z; + Rmat[0][1] = 2.0f * ( quat.x * quat.y - quat.w * quat.z ); + Rmat[0][2] = 2.0f * ( quat.x * quat.z + quat.w * quat.y ); + + Rmat[1][0] = 2.0f * ( quat.x * quat.y + quat.w * quat.z ); + Rmat[1][1] = quat.w * quat.w - quat.x * quat.x + quat.y * quat.y - quat.z * quat.z; + Rmat[1][2] = 2.0f * ( quat.y * quat.z - quat.w * quat.x ); + + Rmat[2][0] = 2.0f * ( quat.x * quat.z - quat.w * quat.y ); + Rmat[2][1] = 2.0f * ( quat.y * quat.z + quat.w * quat.x ); + Rmat[2][2] = quat.w * quat.w - quat.x * quat.x - quat.y * quat.y + quat.z * quat.z; +#ifdef SPLIT_REND_WITH_HEAD_ROT } +#endif - return PI_OVER_180 * degrees; + return; } - /*------------------------------------------------------------------------- * rad2deg() * @@ -325,7 +294,11 @@ void rotateFrame_shd( } /* calculate ambisonics rotation matrices for the previous and current frames */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + SHrotmatgen( SHrotmat_prev, hCombinedOrientationData->Rmat_prev[0], shd_rot_max_order ); +#else SHrotmatgen( SHrotmat_prev, hCombinedOrientationData->Rmat_prev, shd_rot_max_order ); +#endif SHrotmatgen( SHrotmat, hCombinedOrientationData->Rmat[hCombinedOrientationData->subframe_idx], shd_rot_max_order ); @@ -382,7 +355,11 @@ void rotateFrame_shd( { mvr2r( hCombinedOrientationData->Rmat[hCombinedOrientationData->subframe_idx][i], +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCombinedOrientationData->Rmat_prev[0][i], +#else hCombinedOrientationData->Rmat_prev[i], +#endif 3 ); } @@ -448,7 +425,11 @@ void rotateFrame_sd( ch_in_woLFE = ( ch_in >= index_lfe ) ? ch_in - 1 : ch_in; /* gains for previous subframe rotation */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + rotateAziEle( hTransSetup.ls_azimuth[ch_in_woLFE], hTransSetup.ls_elevation[ch_in_woLFE], &azimuth, &elevation, hCombinedOrientationData->Rmat_prev[0], hTransSetup.is_planar_setup ); +#else rotateAziEle( hTransSetup.ls_azimuth[ch_in_woLFE], hTransSetup.ls_elevation[ch_in_woLFE], &azimuth, &elevation, hCombinedOrientationData->Rmat_prev, hTransSetup.is_planar_setup ); +#endif if ( hEFAPdata != NULL && ( hTransSetup.ls_azimuth[ch_in_woLFE] != azimuth || hTransSetup.ls_elevation[ch_in_woLFE] != elevation ) ) { @@ -509,7 +490,11 @@ void rotateFrame_sd( { mvr2r( hCombinedOrientationData->Rmat[hCombinedOrientationData->subframe_idx][i], +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCombinedOrientationData->Rmat_prev[0][i], +#else hCombinedOrientationData->Rmat_prev[i], +#endif 3 ); } @@ -801,6 +786,9 @@ ivas_error ivas_combined_orientation_open( int16_t j; IVAS_QUATERNION identity; IVAS_VECTOR3 origo; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif identity.w = 1.0f; identity.x = identity.y = identity.z = 0.0f; @@ -845,11 +833,24 @@ ivas_error ivas_combined_orientation_open( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + for ( j = 0; j < 3; j++ ) + { + set_zero( ( *hCombinedOrientationData )->Rmat_prev[pos_idx][j], 3 ); + ( *hCombinedOrientationData )->Rmat_prev[pos_idx][j][j] = 1.0f; + } + } + ( *hCombinedOrientationData )->sr_pose_pred_axis = DEFAULT_AXIS; + ( *hCombinedOrientationData )->sr_low_res_flag = 0; +#else for ( j = 0; j < 3; j++ ) { set_zero( ( *hCombinedOrientationData )->Rmat_prev[j], 3 ); ( *hCombinedOrientationData )->Rmat_prev[j][j] = 1.0f; } +#endif ( *hCombinedOrientationData )->Quaternion_prev_extOrientation = identity; ( *hCombinedOrientationData )->Quaternion_frozen_ext = identity; @@ -906,6 +907,9 @@ ivas_error combine_external_and_head_orientations_dec( COMBINED_ORIENTATION_HANDLE hCombinedOrientationData /* i/o: combined orientation handle */ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; +#endif IVAS_QUATERNION *pHeadRotQuaternion = NULL; IVAS_VECTOR3 *listenerPos = NULL; @@ -913,9 +917,21 @@ ivas_error combine_external_and_head_orientations_dec( { pHeadRotQuaternion = hHeadTrackData->Quaternions; listenerPos = hHeadTrackData->Pos; +#ifdef SPLIT_REND_WITH_HEAD_ROT + sr_pose_pred_axis = hHeadTrackData->sr_pose_pred_axis; +#endif } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else + { + sr_pose_pred_axis = DEFAULT_AXIS; + } +#endif return combine_external_and_head_orientations( pHeadRotQuaternion, listenerPos, +#ifdef SPLIT_REND_WITH_HEAD_ROT + sr_pose_pred_axis, +#endif hExtOrientationData, hCombinedOrientationData ); } @@ -932,10 +948,16 @@ ivas_error combine_external_and_head_orientations_rend( COMBINED_ORIENTATION_HANDLE hCombinedOrientationData /* i/o: combined orientation handle */ ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; +#endif IVAS_QUATERNION *headRotQuaternions = NULL; IVAS_VECTOR3 *listenerPos = NULL; int16_t i; +#ifdef SPLIT_REND_WITH_HEAD_ROT + sr_pose_pred_axis = DEFAULT_AXIS; +#endif if ( hHeadTrackData != NULL ) { if ( hHeadTrackData->headRotEnabled ) @@ -943,6 +965,9 @@ ivas_error combine_external_and_head_orientations_rend( headRotQuaternions = hHeadTrackData->headPositions; listenerPos = hHeadTrackData->Pos; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + sr_pose_pred_axis = hHeadTrackData->sr_pose_pred_axis; +#endif } else if ( hExtOrientationData != NULL ) { @@ -957,6 +982,9 @@ ivas_error combine_external_and_head_orientations_rend( } return combine_external_and_head_orientations( headRotQuaternions, listenerPos, +#ifdef SPLIT_REND_WITH_HEAD_ROT + sr_pose_pred_axis, +#endif hExtOrientationData, hCombinedOrientationData ); } @@ -969,8 +997,11 @@ ivas_error combine_external_and_head_orientations_rend( *------------------------------------------------------------------------*/ ivas_error combine_external_and_head_orientations( - IVAS_QUATERNION *headRotQuaternions, /* i : quaternions for head rotation */ - IVAS_VECTOR3 *listenerPos, /* i : listener position */ + IVAS_QUATERNION *headRotQuaternions, /* i : quaternions for head rotation */ + IVAS_VECTOR3 *listenerPos, /* i : listener position */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis, /* i : split rend pose prediction axis */ +#endif EXTERNAL_ORIENTATION_HANDLE hExtOrientationData, /* i : external orientation handle */ COMBINED_ORIENTATION_HANDLE hCombinedOrientationData /* i/o: combined orientation handle */ ) @@ -1206,6 +1237,9 @@ ivas_error combine_external_and_head_orientations( } } +#ifdef SPLIT_REND_WITH_HEAD_ROT + hCombinedOrientationData->sr_pose_pred_axis = sr_pose_pred_axis; +#endif hCombinedOrientationData->subframe_idx = 0; hCombinedOrientationData->cur_subframe_samples_rendered = 0; hCombinedOrientationData->subframe_idx_start = 0; @@ -1426,7 +1460,11 @@ static float SHrot_w( if ( m == 0 ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + assert( 0 && "ERROR should not be called\n" ); +#else printf( "ERROR should not be called\n" ); +#endif return 0.0f; } else @@ -1573,7 +1611,11 @@ void ivas_combined_orientation_update_index( { if ( hCombinedOrientationData != NULL ) { - if ( hCombinedOrientationData->num_subframes == 1 ) + if ( hCombinedOrientationData->num_subframes == 1 +#ifdef SPLIT_REND_WITH_HEAD_ROT + || hCombinedOrientationData->sr_low_res_flag +#endif + ) { /* only one orientation available anyway or split rendering with low resolution*/ hCombinedOrientationData->subframe_idx = 0; @@ -1624,7 +1666,11 @@ void ivas_combined_orientation_update_start_index( { if ( hCombinedOrientationData != NULL ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hCombinedOrientationData->num_subframes == 1 || hCombinedOrientationData->sr_low_res_flag ) +#else if ( hCombinedOrientationData->num_subframes == 1 ) +#endif { /* only one orientation available anyway or split rendering with low resolution*/ hCombinedOrientationData->subframe_idx = 0; diff --git a/lib_rend/ivas_shoebox.c b/lib_rend/ivas_shoebox.c index 12368f5fde5ae8a4af31a898e1e962ceef9c9336..e81c41162735ae52ba5fafa5ce62fd65d209a8ef 100644 --- a/lib_rend/ivas_shoebox.c +++ b/lib_rend/ivas_shoebox.c @@ -33,6 +33,7 @@ #include "options.h" #include #include +#include "ivas_prot.h" #include "ivas_prot_rend.h" #include "ivas_stat_rend.h" #include "ivas_cnst.h" diff --git a/lib_rend/ivas_stat_rend.h b/lib_rend/ivas_stat_rend.h index 09376064e60092dc627240105cb48f728ff2100a..a8dd46e5792cf3b4b300982d7229bb7039c2fe0e 100644 --- a/lib_rend/ivas_stat_rend.h +++ b/lib_rend/ivas_stat_rend.h @@ -39,6 +39,7 @@ #include "ivas_stat_com.h" // note: needed for DIRAC_DEC_BIN_HANDLE until #156 is solved #include "stat_com.h" /* Note: Currently needed for CLDFB. */ #include "common_api_types.h" +#include "isar_stat.h" /*----------------------------------------------------------------------------------* @@ -544,8 +545,13 @@ typedef struct ivas_binaural_rendering_conv_module_struct float ***filterTapsRightReal; float ***filterTapsRightImag; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float ****filterStatesLeftReal; + float ****filterStatesLeftImag; +#else float ***filterStatesLeftReal; float ***filterStatesLeftImag; +#endif int16_t numTapsArray[BINAURAL_CONVBANDS]; int16_t numTaps; @@ -643,6 +649,9 @@ typedef struct IVAS_QUATERNION headPositions[MAX_PARAM_SPATIAL_SUBFRAMES]; IVAS_VECTOR3 Pos[MAX_PARAM_SPATIAL_SUBFRAMES]; float crossfade[L_FRAME48k / MAX_PARAM_SPATIAL_SUBFRAMES]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; +#endif ivas_orient_trk_state_t *hOrientationTracker; } IVAS_REND_HeadRotData; @@ -664,6 +673,9 @@ typedef struct ivas_binaural_head_track_struct int16_t shd_rot_max_order; ivas_orient_trk_state_t *OrientationTracker; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; +#endif } HEAD_TRACK_DATA, *HEAD_TRACK_DATA_HANDLE; @@ -701,11 +713,19 @@ typedef struct ivas_combined_orientation_struct IVAS_QUATERNION Quaternions_ext_interpolation_start; IVAS_QUATERNION Quaternions_ext_interpolation_target; float Rmat[MAX_PARAM_SPATIAL_SUBFRAMES][3][3]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + float Rmat_prev[MAX_HEAD_ROT_POSES][3][3]; +#else float Rmat_prev[3][3]; +#endif float chEneIIR[2][MASA_FREQUENCY_BANDS]; /* independent of the format. MASA bands are suitable for the task and readily available in ROM. */ float procChEneIIR[2][MASA_FREQUENCY_BANDS]; int16_t shd_rot_max_order; IVAS_VECTOR3 listenerPos[MAX_PARAM_SPATIAL_SUBFRAMES]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ISAR_SPLIT_REND_ROT_AXIS sr_pose_pred_axis; + int16_t sr_low_res_flag; +#endif IVAS_QUATERNION Quaternion_frozen_ext; IVAS_QUATERNION Quaternion_frozen_head; int8_t isExtOrientationFrozen; @@ -1196,12 +1216,44 @@ typedef struct ivas_crend_state_t typedef struct ivas_binaural_crend_wrapper_struct { int32_t binaural_latency_ns; +#ifdef SPLIT_REND_WITH_HEAD_ROT + CREND_HANDLE hCrend[MAX_HEAD_ROT_POSES]; +#else CREND_HANDLE hCrend; +#endif HRTFS_HANDLE hHrtfCrend; } CREND_WRAPPER, *CREND_WRAPPER_HANDLE; +#ifdef SPLIT_REND_WITH_HEAD_ROT +/* Fastconv binaural data structure */ +typedef struct ivas_binaural_rendering_struct +{ + /* Common variables for all modules */ + IVAS_OUTPUT_SETUP_HANDLE hInputSetup; /* pointer to input spatial format for binaural renderer*/ + EFAP_HANDLE hEFAPdata; /* EFAP structure*/ + float *hoa_dec_mtx; /* pointer to HOA decoder mtx */ + int8_t rotInCldfb; /* Flag to enable rotation within bin Renderer in CLDFB*/ + int16_t max_band; /* band upto which rendering is performed */ + int16_t conv_band; /* band upto which convolution in cldfb domain is performed */ + int16_t timeSlots; /* number of time slots of binaural renderer */ + int16_t nInChannels; /* number input channels */ + int8_t render_lfe; /* Flag to render LFE in binaural rendering*/ + IVAS_FORMAT ivas_format; /* format; corresponds to st_ivas->ivas_format, unless the signal gets transormed to a different domain for rendering */ + + /* Convolution module structure */ + BINRENDERER_CONV_MODULE_HANDLE hBinRenConvModule; + + /* Variables related to reverberator module */ + float earlyPartEneCorrection[CLDFB_NO_CHANNELS_MAX]; + REVERB_STRUCT_HANDLE hReverb; + + int16_t numPoses; + +} BINAURAL_RENDERER, *BINAURAL_RENDERER_HANDLE; +#endif + /*------------------------------------------------------------------------------------------* * HRTF structures - hrtfs from binary files *------------------------------------------------------------------------------------------*/ @@ -1268,6 +1320,150 @@ typedef struct ivas_hrtfs_parambin_struct } HRTFS_PARAMBIN, *HRTFS_PARAMBIN_HANDLE; +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*----------------------------------------------------------------------------------* + * Binaural split rendering structures + *----------------------------------------------------------------------------------*/ + +/* binaural split rendering head rotation data structure */ +typedef struct ivas_binaural_head_rot_split_rendering_md_struct +{ + float pred_mat_re[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float pred_mat_im[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float gd; + float gd2; + int16_t pred_mat_re_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t pred_mat_im_idx[BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + int16_t gd_idx; + int16_t gd2_idx; + +} BIN_HR_SPLIT_REND_MD, *BIN_HR_SPLIT_REND_MD_HANDLE; + +typedef struct ivas_split_rend_huffman_cfg_t +{ + const int32_t *codebook; + int16_t min_len; + int16_t max_len; + int16_t sym_len; + +} ivas_split_rend_huffman_cfg_t; + +typedef struct ivas_binaural_head_rot_split_rendering_huff_struct +{ + ivas_split_rend_huffman_cfg_t pred[2]; + int16_t pred_idx_trav[2][ISAR_SPLIT_REND_PRED_63QUANT_PNTS]; + int16_t pred_base2_code_len[2]; + ivas_split_rend_huffman_cfg_t pred_roll; + int16_t pred_roll_idx_trav[ISAR_SPLIT_REND_ROLL_PRED_QUANT_PNTS]; + int16_t pred_roll_base2_code_len; + ivas_split_rend_huffman_cfg_t gd; + int16_t gd_base2_code_len; + int16_t gd_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + ivas_split_rend_huffman_cfg_t p_gd; + int16_t p_gd_base2_code_len; + int16_t p_gd_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + ivas_split_rend_huffman_cfg_t p_gd_diff; + int16_t p_gd_diff_base2_code_len; + int16_t p_gd_diff_idx_trav[ISAR_SPLIT_REND_D_QUANT_PNTS]; + +} BIN_HR_SPLIT_REND_HUFF, *BIN_HR_SPLIT_REND_HUFF_HANDLE; + + +typedef struct ivas_binaural_head_rot_split_post_rendering_struct +{ + BIN_HR_SPLIT_REND_MD rot_md[MAX_HEAD_ROT_POSES][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS]; + IVAS_QUATERNION QuaternionsPre[MAX_PARAM_SPATIAL_SUBFRAMES]; + int16_t low_Res; + + float fix_pos_rot_mat[MAX_HEAD_ROT_POSES - 1][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1]; + BIN_HR_SPLIT_REND_HUFF huff_cfg; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + float mixer_mat_re[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mixer_mat_im[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float gd_mem[MAX_HEAD_ROT_POSES][MAX_SPLIT_REND_MD_BANDS]; +#else + float mixer_mat_re[1][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float mixer_mat_im[1][MAX_SPLIT_REND_MD_BANDS][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + float gd_mem[1][MAX_SPLIT_REND_MD_BANDS]; +#endif + int16_t cf_flag; + HANDLE_CLDFB_FILTER_BANK cldfbAna[BINAURAL_CHANNELS]; + HANDLE_CLDFB_FILTER_BANK cldfbSyn[BINAURAL_CHANNELS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HANDLE_CLDFB_FILTER_BANK cldfbSynReconsBinDec[MAX_HEAD_ROT_POSES][BINAURAL_CHANNELS]; +#endif + +} BIN_HR_SPLIT_POST_REND, *BIN_HR_SPLIT_POST_REND_HANDLE; + +typedef struct ivas_binaural_head_rot_split_pre_rendering_struct +{ + BIN_HR_SPLIT_REND_MD rot_md[MAX_HEAD_ROT_POSES - 1][MAX_SPLIT_MD_SUBFRAMES][MAX_SPLIT_REND_MD_BANDS]; + float fix_pos_rot_mat[MAX_HEAD_ROT_POSES - 1][BINAURAL_CHANNELS][BINAURAL_CHANNELS]; + ISAR_SPLIT_REND_POSE_TYPE pose_type[MAX_HEAD_ROT_POSES - 1]; + BIN_HR_SPLIT_REND_HUFF huff_cfg; +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + HANDLE_CLDFB_FILTER_BANK cldfbSynRotBinDec[MAX_HEAD_ROT_POSES + 1][BINAURAL_CHANNELS]; +#endif + +#ifdef SPLIT_POSE_CORRECTION_DEBUG + BIN_HR_SPLIT_POST_REND_HANDLE hBinHrSplitPostRend; +#endif + +} BIN_HR_SPLIT_PRE_REND, *BIN_HR_SPLIT_PRE_REND_HANDLE; + +typedef struct ivas_binaural_head_rot_split_rendering_lcld_enc_struct +{ + void *pLcld_enc; + int16_t iChannels; + LCLDEncoder *psLCLDEncoder; + float ***pppfLCLDReal; + float ***pppfLCLDImag; +#ifdef CLDFB_DEBUG + FILE *cldfbIn; + int16_t numFrame; +#endif + int16_t iNumIterations; + int16_t iNumBlocks; + +} BIN_HR_SPLIT_LCLD_ENC, *BIN_HR_SPLIT_LCLD_ENC_HANDLE; + +typedef struct +{ + float Cldfb_Prev_BinReal[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX + CLDFB_PLC_XF][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_Prev_BinImag[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX + CLDFB_PLC_XF][CLDFB_NO_CHANNELS_MAX]; + float xf_bet[2][CLDFB_NO_CHANNELS_MAX][CLDFB_PLC_XF]; +} CLDFB_PLC, *CLDFB_PLC_HANDLE; + +typedef struct +{ + CLDFB_PLC CldfbPLC_state; + int16_t prev_bfi; + int16_t bf_count; + int16_t iNumSubSets; + +} SPLIT_REND_PLC_STRUCT, *SPLIT_REND_PLC_HANDLE; + +typedef struct ivas_binaural_head_rot_split_rendering_lcld_dec_struct +{ + void *pLcld_dec; + int32_t iChannels; + LCLDDecoder *psLCLDDecoder; + float ***pppfDecLCLDReal; + float ***pppfDecLCLDImag; +#ifdef CLDFB_DEBUG + FILE *cldfbOut; + int16_t numFrame; +#endif + SPLIT_REND_PLC_HANDLE hSplitRendPLC; + int16_t iNumBlocks; + int16_t iNumIterations; + +} BIN_HR_SPLIT_LCLD_DEC, *BIN_HR_SPLIT_LCLD_DEC_HANDLE; + +#endif + + /*----------------------------------------------------------------------------------* * Limiter structure *----------------------------------------------------------------------------------*/ @@ -1341,6 +1537,21 @@ typedef struct ivas_LS_setup_custom } LSSETUP_CUSTOM_STRUCT, *LSSETUP_CUSTOM_HANDLE; +#ifdef SPLIT_REND_WITH_HEAD_ROT + +/*----------------------------------------------------------------------------------* + * CLDFB renderer wrapper + *----------------------------------------------------------------------------------*/ + +typedef struct +{ + int32_t binaural_latency_ns; + BINAURAL_RENDERER_HANDLE hCldfbRend; + HRTFS_FASTCONV_HANDLE hHrtfFastConv; + +} CLDFB_REND_WRAPPER; + +#endif /* Channel types in a channel-based config */ typedef enum @@ -1362,7 +1573,11 @@ typedef struct ivas_masa_external_rendering_struct RENDERER_TYPE renderer_type; DIRAC_REND_HANDLE hDirACRend; SPAT_PARAM_REND_COMMON_DATA_HANDLE hSpatParamRendCom; +#ifdef SPLIT_REND_WITH_HEAD_ROT + DIRAC_DEC_BIN_HANDLE hDiracDecBin[MAX_HEAD_ROT_POSES]; +#else DIRAC_DEC_BIN_HANDLE hDiracDecBin; +#endif REVERB_STRUCT_HANDLE hReverb; HRTFS_PARAMBIN_HANDLE hHrtfParambin; diff --git a/lib_rend/lib_rend.c b/lib_rend/lib_rend.c index ab29964b7df19f3cc09f79394e9d8fbd03344ac5..4fe24f8edce5b29e41015552a872877b4e820c8e 100644 --- a/lib_rend/lib_rend.c +++ b/lib_rend/lib_rend.c @@ -35,6 +35,9 @@ #include "prot.h" #include "ivas_prot.h" #include "ivas_prot_rend.h" +#include "isar_prot.h" +#include "isar_stat.h" +#include "lib_isar_pre_rend.h" #include "ivas_cnst.h" #include "ivas_rom_com.h" #include "ivas_rom_rend.h" @@ -48,19 +51,9 @@ * Local constants *-------------------------------------------------------------------*/ -/* Maximum buffer length (per channel) in samples. - * Keep this separate from L_FRAME48k in case we want to support different size later */ -#define MAX_BUFFER_LENGTH_PER_CHANNEL ( L_FRAME48k ) - -/* Maximum buffer length (total) in samples. */ /* Maximum buffer length (total) in samples. */ -#define MAX_BUFFER_LENGTH ( MAX_BUFFER_LENGTH_PER_CHANNEL * MAX_INPUT_CHANNELS ) - -#define MAX_BIN_DELAY_SAMPLES 50 /* Maximum supported rendering latency for binaural IRs */ - -/* Frame size required when rendering to binaural */ -#define BINAURAL_RENDERING_FRAME_SIZE_MS 5 - +#define MAX_BUFFER_LENGTH ( MAX_BUFFER_LENGTH_PER_CHANNEL * MAX_INPUT_CHANNELS ) +#define MAX_BIN_DELAY_SAMPLES 150 /* Maximum supported rendering latency for binaural IRs */ /*-------------------------------------------------------------------* * Local types @@ -93,6 +86,11 @@ typedef struct const LSSETUP_CUSTOM_STRUCT *pCustomLsOut; const EFAP_WRAPPER *pEfapOutWrapper; const IVAS_REND_HeadRotData *pHeadRotData; +#ifdef SPLIT_REND_WITH_HEAD_ROT + const RENDER_CONFIG_HANDLE *hhRendererConfig; + const int16_t *pSplitRendBFI; + const SPLIT_REND_WRAPPER *pSplitRendWrapper; +#endif const COMBINED_ORIENTATION_HANDLE *pCombinedOrientationData; } rendering_context; @@ -118,6 +116,9 @@ typedef struct rotation_matrix rot_mat_prev; pan_vector prev_pan_gains; int8_t firstFrameRendered; +#ifdef SPLIT_REND_WITH_HEAD_ROT + TDREND_WRAPPER splitTdRendWrappers[MAX_HEAD_ROT_POSES - 1]; /* Additional TD Rend instances used for split rendering */ +#endif float *bufferData; int16_t nonDiegeticPan; float nonDiegeticPanGain; @@ -148,8 +149,15 @@ typedef struct EFAP_WRAPPER efapInWrapper; TDREND_WRAPPER tdRendWrapper; CREND_WRAPPER_HANDLE crendWrapper; +#ifdef SPLIT_REND_WITH_HEAD_ROT + TDREND_WRAPPER splitTdRendWrappers[MAX_HEAD_ROT_POSES - 1]; /* Additional TD Rend instances used for split rendering */ +#endif REVERB_HANDLE hReverb; +#ifdef SPLIT_REND_WITH_HEAD_ROT + rotation_gains rot_gains_prev[MAX_HEAD_ROT_POSES]; +#else rotation_gains rot_gains_prev; +#endif int16_t nonDiegeticPan; float nonDiegeticPanGain; lfe_routing lfeRouting; @@ -163,13 +171,19 @@ typedef struct { input_base base; pan_matrix hoaDecMtx; +#ifdef SPLIT_REND_WITH_HEAD_ROT + CLDFB_REND_WRAPPER cldfbRendWrapper; +#endif CREND_WRAPPER_HANDLE crendWrapper; +#ifdef SPLIT_REND_WITH_HEAD_ROT + rotation_gains rot_gains_prev[MAX_HEAD_ROT_POSES]; +#else rotation_gains rot_gains_prev; +#endif float *bufferData; DIRAC_ANA_HANDLE hDirAC; } input_sba; - typedef struct { input_base base; @@ -198,8 +212,15 @@ struct IVAS_REND AUDIO_CONFIG outputConfig; EFAP_WRAPPER efapOutWrapper; IVAS_LSSETUP_CUSTOM_STRUCT customLsOut; +#ifdef SPLIT_REND_WITH_HEAD_ROT + SPLIT_REND_WRAPPER splitRendWrapper; + IVAS_REND_AudioBuffer splitRendEncBuffer; +#endif IVAS_REND_HeadRotData headRotData; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t splitRendBFI; +#endif EXTERNAL_ORIENTATION_HANDLE hExternalOrientationData; COMBINED_ORIENTATION_HANDLE hCombinedOrientationData; @@ -218,6 +239,20 @@ struct IVAS_REND static ivas_error initMasaExtRenderer( input_masa *inputMasa, const AUDIO_CONFIG outConfig ); static void freeMasaExtRenderer( MASA_EXT_REND_HANDLE *hMasaExtRendOut ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error renderSbaToMultiBinauralCldfb( + input_sba *sbaInput, + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t low_res_pre_rend_rot, + const int16_t num_subframes ); + +static ivas_error renderSbaToMultiBinaural( + input_sba *sbaInput, + const AUDIO_CONFIG outConfig, + float out[][L_FRAME48k] ); +#endif + /*-------------------------------------------------------------------* * Local functions *-------------------------------------------------------------------*/ @@ -289,6 +324,101 @@ static float *getSmplPtr( return buffer.data + chnlIdx * buffer.config.numSamplesPerChannel + smplIdx; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +static void convertBitsBufferToInternalBitsBuff( + const IVAS_REND_BitstreamBuffer outBits, + ISAR_SPLIT_REND_BITS_HANDLE hBits ) +{ + hBits->bits_buf = outBits.bits; + hBits->bits_read = outBits.config.bitsRead; + hBits->bits_written = outBits.config.bitsWritten; + hBits->buf_len = outBits.config.bufLenInBytes; + hBits->codec = outBits.config.codec; + hBits->pose_correction = outBits.config.poseCorrection; + hBits->codec_frame_size_ms = outBits.config.codec_frame_size_ms; + + return; +} + +static void convertInternalBitsBuffToBitsBuffer( + IVAS_REND_BitstreamBuffer *hOutBits, + const ISAR_SPLIT_REND_BITS_DATA bits ) +{ + hOutBits->bits = bits.bits_buf; + hOutBits->config.bitsRead = bits.bits_read; + hOutBits->config.bitsWritten = bits.bits_written; + hOutBits->config.bufLenInBytes = bits.buf_len; + hOutBits->config.codec = bits.codec; + hOutBits->config.poseCorrection = bits.pose_correction; + hOutBits->config.codec_frame_size_ms = bits.codec_frame_size_ms; + + return; +} + +static void copyBufferToCLDFBarray( + const IVAS_REND_AudioBuffer buffer, + float re[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float im[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX] ) +{ + uint32_t smplIdx, slotIdx; + uint32_t numCldfbSamples, num_bands; + uint32_t chnlIdx; + const float *readPtr; + + assert( ( buffer.config.is_cldfb == 1 ) && "for time domain input call copyBufferTo2dArray()" ); + readPtr = buffer.data; + numCldfbSamples = ( (uint32_t) buffer.config.numSamplesPerChannel ) >> 1; + num_bands = numCldfbSamples / CLDFB_NO_COL_MAX; + for ( chnlIdx = 0; chnlIdx < (uint32_t) buffer.config.numChannels; ++chnlIdx ) + { + for ( slotIdx = 0; slotIdx < CLDFB_NO_COL_MAX; ++slotIdx ) + { + for ( smplIdx = 0; smplIdx < num_bands; ++smplIdx ) + { + re[chnlIdx][slotIdx][smplIdx] = *readPtr++; + } + for ( smplIdx = 0; smplIdx < num_bands; ++smplIdx ) + { + im[chnlIdx][slotIdx][smplIdx] = *readPtr++; + } + } + } + + return; +} + +static void accumulateCLDFBArrayToBuffer( + float re[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float im[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + IVAS_REND_AudioBuffer *buffer ) +{ + uint32_t smplIdx, slotIdx; + uint32_t numCldfbSamples, num_bands; + uint32_t chnlIdx; + float *writePtr; + + assert( ( buffer->config.is_cldfb == 1 ) && "for time domain input call copyBufferTo2dArray()" ); + writePtr = buffer->data; + numCldfbSamples = ( (uint32_t) buffer->config.numSamplesPerChannel ) >> 1; + num_bands = numCldfbSamples / CLDFB_NO_COL_MAX; + for ( chnlIdx = 0; chnlIdx < (uint32_t) buffer->config.numChannels; ++chnlIdx ) + { + for ( slotIdx = 0; slotIdx < CLDFB_NO_COL_MAX; ++slotIdx ) + { + for ( smplIdx = 0; smplIdx < num_bands; ++smplIdx ) + { + *writePtr++ += re[chnlIdx][slotIdx][smplIdx]; + } + for ( smplIdx = 0; smplIdx < num_bands; ++smplIdx ) + { + *writePtr++ += im[chnlIdx][slotIdx][smplIdx]; + } + } + } + + return; +} +#endif static void copyBufferTo2dArray( const IVAS_REND_AudioBuffer buffer, @@ -298,6 +428,9 @@ static void copyBufferTo2dArray( uint32_t chnlIdx; const float *readPtr; +#ifdef SPLIT_REND_WITH_HEAD_ROT + assert( ( buffer.config.is_cldfb == 0 ) && "for CLDFB input call copyBufferToCLDFBarray()" ); +#endif readPtr = buffer.data; for ( chnlIdx = 0; chnlIdx < (uint32_t) buffer.config.numChannels; ++chnlIdx ) @@ -313,6 +446,9 @@ static void copyBufferTo2dArray( static void accumulate2dArrayToBuffer( float array[][L_FRAME48k], +#ifdef SPLIT_REND_WITH_HEAD_ROT + const +#endif IVAS_REND_AudioBuffer *buffer ) { int16_t smplIdx, chnlIdx; @@ -407,6 +543,10 @@ static ivas_error validateOutputAudioConfig( case IVAS_AUDIO_CONFIG_HOA2: case IVAS_AUDIO_CONFIG_HOA3: case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: +#endif case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: case IVAS_AUDIO_CONFIG_MASA1: @@ -486,18 +626,29 @@ static ivas_error validateOutputSampleRate( /* If no binaural rendering, any sampling rate is supported */ return IVAS_ERR_OK; } - - /* Otherwise rendering to binaural, support the same set as IVAS decoder */ - switch ( sampleRate ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) && sampleRate != 48000 ) { - case 8000: - case 16000: - case 32000: - case 48000: - return IVAS_ERR_OK; + return IVAS_ERROR( IVAS_ERR_INVALID_SAMPLING_RATE, "Error: Only 48kHz output sampling rate is supported for split rendering." ); } + else + { +#endif + + /* Otherwise rendering to binaural, support the same set as IVAS decoder */ + switch ( sampleRate ) + { + case 8000: + case 16000: + case 32000: + case 48000: + return IVAS_ERR_OK; + } - return IVAS_ERR_INVALID_SAMPLING_RATE; + return IVAS_ERR_INVALID_SAMPLING_RATE; +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif } @@ -520,6 +671,10 @@ ivas_error getAudioConfigNumChannels( break; case IVAS_AUDIO_CONFIG_STEREO: case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: +#endif case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: case IVAS_AUDIO_CONFIG_MASA2: @@ -973,6 +1128,9 @@ static ivas_error initHeadRotation( hIvasRend->headRotData.headPositions[i] = quaternionInit(); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + hIvasRend->headRotData.sr_pose_pred_axis = DEFAULT_AXIS; +#endif if ( ( hIvasRend->headRotData.hOrientationTracker = (ivas_orient_trk_state_t *) malloc( sizeof( ivas_orient_trk_state_t ) ) ) == NULL ) { @@ -1097,6 +1255,11 @@ static rendering_context getRendCtx( ctx.pCustomLsOut = &hIvasRend->customLsOut; ctx.pEfapOutWrapper = &hIvasRend->efapOutWrapper; ctx.pHeadRotData = &hIvasRend->headRotData; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ctx.hhRendererConfig = &hIvasRend->hRendererConfig; + ctx.pSplitRendBFI = &hIvasRend->splitRendBFI; + ctx.pSplitRendWrapper = &hIvasRend->splitRendWrapper; +#endif ctx.pCombinedOrientationData = &hIvasRend->hCombinedOrientationData; return ctx; @@ -1143,7 +1306,11 @@ static ivas_error initIsmMasaRendering( inputIsm->tdRendWrapper.hHrtfTD = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputIsm->crendWrapper, inputIsm->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputIsm->crendWrapper ); +#endif ivas_reverb_close( &inputIsm->hReverb ); @@ -1166,6 +1333,9 @@ static ivas_error setRendInputActiveIsm( rendering_context rendCtx; AUDIO_CONFIG outConfig; input_ism *inputIsm; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t i; +#endif inputIsm = (input_ism *) input; rendCtx = inputIsm->base.ctx; @@ -1192,17 +1362,46 @@ static ivas_error setRendInputActiveIsm( initRotMatrix( inputIsm->rot_mat_prev ); set_zero( inputIsm->prev_pan_gains, MAX_OUTPUT_CHANNELS ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < (int16_t) ( sizeof( inputIsm->splitTdRendWrappers ) / sizeof( *inputIsm->splitTdRendWrappers ) ); ++i ) + { + inputIsm->splitTdRendWrappers[i] = defaultTdRendWrapper(); + } +#endif inputIsm->hOMasa = NULL; error = IVAS_ERR_OK; +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) +#endif { +#ifndef SPLIT_REND_WITH_HEAD_ROT if ( ( error = ivas_rend_openCrend( &inputIsm->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) { return error; } +#else + if ( ( error = ivas_td_binaural_open_ext( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Open TD renderer wrappers */ + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + if ( ( error = ivas_td_binaural_open_ext( &inputIsm->splitTdRendWrappers[i], inConfig, hRendCfg, NULL, *inputIsm->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Assert same delay as main TD renderer */ + assert( inputIsm->splitTdRendWrappers[i].binaural_latency_ns == inputIsm->tdRendWrapper.binaural_latency_ns ); + } +#endif } else if ( outConfig == IVAS_AUDIO_CONFIG_MASA1 || outConfig == IVAS_AUDIO_CONFIG_MASA2 ) { @@ -1213,6 +1412,20 @@ static ivas_error setRendInputActiveIsm( } else { +#ifndef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_td_binaural_open_ext( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) + { + if ( ( error = ivas_reverb_open( &( inputIsm->hReverb ), outConfig, NULL, inputIsm->tdRendWrapper.hBinRendererTd->HrFiltSet_p->lr_energy_and_iac, hRendCfg, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#else if ( ( error = ivas_td_binaural_open_ext( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) { return error; @@ -1225,6 +1438,14 @@ static ivas_error setRendInputActiveIsm( return error; } } + else if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) + { + if ( ( error = ivas_rend_openCrend( &inputIsm->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, rendCtx.pSplitRendWrapper->multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#endif } return IVAS_ERR_OK; @@ -1235,6 +1456,9 @@ static void clearInputIsm( input_ism *inputIsm ) { rendering_context rendCtx; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t i; +#endif rendCtx = inputIsm->base.ctx; @@ -1242,7 +1466,11 @@ static void clearInputIsm( initRendInputBase( &inputIsm->base, IVAS_AUDIO_CONFIG_INVALID, 0, rendCtx, NULL, 0 ); /* Free input's internal handles */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputIsm->crendWrapper, inputIsm->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputIsm->crendWrapper ); +#endif ivas_reverb_close( &inputIsm->hReverb ); @@ -1252,6 +1480,13 @@ static void clearInputIsm( inputIsm->tdRendWrapper.hHrtfTD = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < (int16_t) ( sizeof( inputIsm->splitTdRendWrappers ) / sizeof( *inputIsm->splitTdRendWrappers ) ); ++i ) + { + ivas_td_binaural_close( &inputIsm->splitTdRendWrappers[i].hBinRendererTd ); + inputIsm->splitTdRendWrappers[i].hHrtfTD = NULL; + } +#endif ivas_omasa_ana_close( &( inputIsm->hOMasa ) ); @@ -1845,6 +2080,10 @@ static ivas_error updateMcPanGains( switch ( outConfig ) { case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: +#endif break; /* Do nothing */ case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: @@ -1892,6 +2131,9 @@ static ivas_error initMcBinauralRendering( uint8_t reconfigureFlag ) { ivas_error error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t i; +#endif int32_t binauralDelayNs; int32_t outSampleRate; int8_t useTDRend; @@ -1919,11 +2161,28 @@ static ivas_error initMcBinauralRendering( inputMc->tdRendWrapper.hHrtfTD = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( !reconfigureFlag || !useTDRend ) + { + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + if ( inputMc->splitTdRendWrappers[i].hBinRendererTd != NULL ) + { + ivas_td_binaural_close( &inputMc->splitTdRendWrappers[i].hBinRendererTd ); + inputMc->splitTdRendWrappers[i].hHrtfTD = NULL; + } + } + } +#endif /* if we need to use TD renderer and CREND was open, close it */ if ( useTDRend ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputMc->crendWrapper, inputMc->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputMc->crendWrapper ); +#endif } if ( !reconfigureFlag || ( !useTDRend && outConfig != IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB && inputMc->hReverb != NULL ) ) @@ -1948,6 +2207,23 @@ static ivas_error initMcBinauralRendering( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + /* Open TD renderer wrappers */ + for ( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i ) + { + if ( ( error = ivas_td_binaural_open_ext( &inputMc->splitTdRendWrappers[i], inConfig, hRendCfg, &inputMc->customLsInput, outSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Assert same delay as main TD renderer */ + assert( inputMc->splitTdRendWrappers[i].binaural_latency_ns == inputMc->tdRendWrapper.binaural_latency_ns ); + } + } + +#endif if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB && inputMc->hReverb == NULL ) { if ( ( error = ivas_reverb_open( &( inputMc->hReverb ), outConfig, NULL, inputMc->tdRendWrapper.hBinRendererTd->HrFiltSet_p->lr_energy_and_iac, hRendCfg, outSampleRate ) ) != IVAS_ERR_OK ) @@ -1959,7 +2235,11 @@ static ivas_error initMcBinauralRendering( else if ( !useTDRend && inputMc->crendWrapper == NULL ) { /* open CREND */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &inputMc->crendWrapper, ( inConfig == IVAS_AUDIO_CONFIG_LS_CUSTOM ) ? IVAS_AUDIO_CONFIG_7_1_4 : inConfig, outConfig, hRendCfg, NULL, outSampleRate, ( ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) || ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) ) ? inputMc->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses : 1 ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_openCrend( &inputMc->crendWrapper, ( inConfig == IVAS_AUDIO_CONFIG_LS_CUSTOM ) ? IVAS_AUDIO_CONFIG_7_1_4 : inConfig, outConfig, hRendCfg, NULL, outSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -2000,7 +2280,11 @@ static ivas_error initMcMasaRendering( inputMc->tdRendWrapper.hHrtfTD = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputMc->crendWrapper, inputMc->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputMc->crendWrapper ); +#endif ivas_reverb_close( &inputMc->hReverb ); @@ -2083,10 +2367,16 @@ static ivas_error setRendInputActiveMc( const IVAS_REND_InputId id, RENDER_CONFIG_DATA *hRendCfg ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t i; +#endif ivas_error error; rendering_context rendCtx; AUDIO_CONFIG outConfig; input_mc *inputMc; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif inputMc = (input_mc *) input; rendCtx = inputMc->base.ctx; @@ -2115,12 +2405,28 @@ static ivas_error setRendInputActiveMc( inputMc->hReverb = NULL; inputMc->hMcMasa = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + initRotGains( inputMc->rot_gains_prev[pos_idx] ); + } +#else initRotGains( inputMc->rot_gains_prev ); +#endif inputMc->lfeRouting = defaultLfeRouting( inConfig, inputMc->customLsInput, outConfig, *inputMc->base.ctx.pCustomLsOut ); set_zero( inputMc->lfeDelayBuffer, MAX_BIN_DELAY_SAMPLES ); inputMc->binauralDelaySmp = 0; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < (int16_t) ( sizeof( inputMc->splitTdRendWrappers ) / sizeof( *inputMc->splitTdRendWrappers ) ); ++i ) + { + inputMc->splitTdRendWrappers[i] = defaultTdRendWrapper(); + } + + if ( getAudioConfigType( outConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL ) +#else if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { if ( ( error = initMcBinauralRendering( inputMc, inConfig, outConfig, hRendCfg, FALSE ) ) != IVAS_ERR_OK ) { @@ -2148,6 +2454,9 @@ static ivas_error setRendInputActiveMc( static void clearInputMc( input_mc *inputMc ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t i; +#endif rendering_context rendCtx; rendCtx = inputMc->base.ctx; @@ -2162,7 +2471,11 @@ static void clearInputMc( efap_free_data( &inputMc->efapInWrapper.hEfap ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputMc->crendWrapper, inputMc->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputMc->crendWrapper ); +#endif ivas_reverb_close( &inputMc->hReverb ); @@ -2172,6 +2485,16 @@ static void clearInputMc( inputMc->tdRendWrapper.hHrtfTD = NULL; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < (int16_t) ( sizeof( inputMc->splitTdRendWrappers ) / sizeof( *inputMc->splitTdRendWrappers ) ); ++i ) + { + if ( inputMc->splitTdRendWrappers[i].hBinRendererTd != NULL ) + { + ivas_td_binaural_close( &inputMc->splitTdRendWrappers[i].hBinRendererTd ); + inputMc->splitTdRendWrappers[i].hHrtfTD = NULL; + } + } +#endif ivas_mcmasa_ana_close( &( inputMc->hMcMasa ) ); @@ -2295,15 +2618,53 @@ static ivas_error updateSbaPanGains( case IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL: switch ( outConfig ) { - case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: { - if ( ( error = ivas_rend_openCrend( &inputSba->crendWrapper, inConfig, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + if ( hRendCfg->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) { - return error; + assert( inConfig == IVAS_AUDIO_CONFIG_HOA3 && ( *rendCtx.pOutSampleRate == 48000 ) && "split binaural fast conv mode is currently supported with HOA3 input and 48k sampling rate only" ); + if ( ( error = ivas_rend_openCldfbRend( &inputSba->cldfbRendWrapper, inConfig, outConfig, &rendCtx.pSplitRendWrapper->multiBinPoseData, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else + { + assert( ( *rendCtx.pOutSampleRate == 48000 ) && "split binaural crend mode is currently supported with 48k sampling rate only" ); + if ( ( error = ivas_rend_openMultiBinCrend( &inputSba->crendWrapper, inConfig, outConfig, &rendCtx.pSplitRendWrapper->multiBinPoseData, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } } + break; } - break; +#endif + case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hRendCfg->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) + { + if ( ( error = ivas_rend_openCldfbRend( &inputSba->cldfbRendWrapper, inConfig, outConfig, &rendCtx.pSplitRendWrapper->multiBinPoseData, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) + { + return error; + } + } + else +#endif + { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &inputSba->crendWrapper, inConfig, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, rendCtx.pSplitRendWrapper->multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_openCrend( &inputSba->crendWrapper, inConfig, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif + + { + return error; + } + } + break; case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: if ( ( error = initSbaPanGainsForMcOut( inputSba, IVAS_AUDIO_CONFIG_7_1_4, NULL ) ) != IVAS_ERR_OK ) @@ -2311,7 +2672,11 @@ static ivas_error updateSbaPanGains( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_openCrend( &inputSba->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, rendCtx.pSplitRendWrapper->multiBinPoseData.num_poses ) ) != IVAS_ERR_OK ) +#else if ( ( error = ivas_rend_openCrend( &inputSba->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -2343,7 +2708,11 @@ static ivas_error initSbaMasaRendering( { ivas_error error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputSba->crendWrapper, inputSba->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses ); +#else ivas_rend_closeCrend( &inputSba->crendWrapper ); +#endif if ( ( error = ivas_dirac_ana_open( &inputSba->hDirAC, inSampleRate ) ) != IVAS_ERR_OK ) { @@ -2364,6 +2733,9 @@ static ivas_error setRendInputActiveSba( rendering_context rendCtx; AUDIO_CONFIG outConfig; input_sba *inputSba; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif inputSba = (input_sba *) input; rendCtx = inputSba->base.ctx; @@ -2374,18 +2746,34 @@ static ivas_error setRendInputActiveSba( return IVAS_ERR_IO_CONFIG_PAIR_NOT_SUPPORTED; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = allocateInputBaseBufferData( &inputSba->bufferData, MAX_CLDFB_BUFFER_LENGTH ) ) != IVAS_ERR_OK ) +#else if ( ( error = allocateInputBaseBufferData( &inputSba->bufferData, MAX_BUFFER_LENGTH ) ) != IVAS_ERR_OK ) +#endif { return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + initRendInputBase( &inputSba->base, inConfig, id, rendCtx, inputSba->bufferData, MAX_CLDFB_BUFFER_LENGTH ); +#else initRendInputBase( &inputSba->base, inConfig, id, rendCtx, inputSba->bufferData, MAX_BUFFER_LENGTH ); +#endif setZeroPanMatrix( inputSba->hoaDecMtx ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + inputSba->crendWrapper = NULL; + for ( pos_idx = 0; pos_idx < MAX_HEAD_ROT_POSES; pos_idx++ ) + { + initRotGains( inputSba->rot_gains_prev[pos_idx] ); + } +#else inputSba->crendWrapper = NULL; inputSba->hDirAC = NULL; initRotGains( inputSba->rot_gains_prev ); +#endif if ( outConfig == IVAS_AUDIO_CONFIG_MASA1 || outConfig == IVAS_AUDIO_CONFIG_MASA2 ) { @@ -2416,7 +2804,16 @@ static void clearInputSba( initRendInputBase( &inputSba->base, IVAS_AUDIO_CONFIG_INVALID, 0, rendCtx, NULL, 0 ); /* Free input's internal handles */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_rend_closeCrend( &inputSba->crendWrapper, rendCtx.pSplitRendWrapper->multiBinPoseData.num_poses ); + + if ( inputSba->cldfbRendWrapper.hCldfbRend != NULL ) + { + ivas_rend_closeCldfbRend( &inputSba->cldfbRendWrapper ); + } +#else ivas_rend_closeCrend( &inputSba->crendWrapper ); +#endif ivas_dirac_ana_close( &( inputSba->hDirAC ) ); @@ -2512,6 +2909,9 @@ ivas_error IVAS_REND_Open( const int16_t num_subframes ) { int16_t i; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t j; +#endif IVAS_REND_HANDLE hIvasRend; ivas_error error; int16_t numOutChannels; @@ -2586,6 +2986,10 @@ ivas_error IVAS_REND_Open( } /* Initialize inputs */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + isar_init_split_rend_handles( &hIvasRend->splitRendWrapper ); + hIvasRend->splitRendEncBuffer.data = NULL; +#endif for ( i = 0; i < RENDERER_MAX_ISM_INPUTS; ++i ) { @@ -2594,6 +2998,13 @@ ivas_error IVAS_REND_Open( hIvasRend->inputsIsm[i].crendWrapper = NULL; hIvasRend->inputsIsm[i].hReverb = NULL; hIvasRend->inputsIsm[i].tdRendWrapper.hBinRendererTd = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( j = 0; j < (int16_t) ( sizeof( hIvasRend->inputsIsm[i].splitTdRendWrappers ) / sizeof( *hIvasRend->inputsIsm[i].splitTdRendWrappers ) ); ++j ) + { + hIvasRend->inputsIsm[i].splitTdRendWrappers[j].hBinRendererTd = NULL; + hIvasRend->inputsIsm[i].splitTdRendWrappers[j].hHrtfTD = NULL; + } +#endif hIvasRend->inputsIsm[i].bufferData = NULL; hIvasRend->inputsIsm[i].nonDiegeticPan = nonDiegeticPan; hIvasRend->inputsIsm[i].nonDiegeticPanGain = nonDiegeticPanGain; @@ -2613,6 +3024,13 @@ ivas_error IVAS_REND_Open( hIvasRend->inputsMc[i].nonDiegeticPan = nonDiegeticPan; hIvasRend->inputsMc[i].nonDiegeticPanGain = nonDiegeticPanGain; hIvasRend->inputsMc[i].hMcMasa = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( j = 0; j < (int16_t) ( sizeof( hIvasRend->inputsMc[i].splitTdRendWrappers ) / sizeof( *hIvasRend->inputsMc[i].splitTdRendWrappers ) ); ++j ) + { + hIvasRend->inputsMc[i].splitTdRendWrappers[j].hBinRendererTd = NULL; + hIvasRend->inputsMc[i].splitTdRendWrappers[j].hHrtfTD = NULL; + } +#endif } for ( i = 0; i < RENDERER_MAX_SBA_INPUTS; ++i ) @@ -2620,6 +3038,10 @@ ivas_error IVAS_REND_Open( initRendInputBase( &hIvasRend->inputsSba[i].base, IVAS_AUDIO_CONFIG_INVALID, 0, getRendCtx( hIvasRend ), NULL, 0 ); hIvasRend->inputsSba[i].crendWrapper = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hIvasRend->inputsSba[i].cldfbRendWrapper.hCldfbRend = NULL; + hIvasRend->inputsSba[i].cldfbRendWrapper.hHrtfFastConv = NULL; +#endif hIvasRend->inputsSba[i].bufferData = NULL; hIvasRend->inputsSba[i].hDirAC = NULL; } @@ -3008,31 +3430,148 @@ static ivas_error findFreeInputSlot( } -/*-------------------------------------------------------------------* - * IVAS_REND_AddInput() +#ifdef SPLIT_REND_WITH_HEAD_ROT +static int16_t getCldfbRendFlag( + IVAS_REND_HANDLE hIvasRend, /* i : Renderer handle */ + const IVAS_REND_AudioConfigType new_configType ) +{ + int16_t i; + int16_t numMasaInputs = 0, numSbaInputs = 0, numIsmInputs = 0, numMcInputs = 0; + int16_t isCldfbRend; + + isCldfbRend = 0; + if ( hIvasRend->hRendererConfig != NULL ) + { + for ( i = 0; i < RENDERER_MAX_MASA_INPUTS; ++i ) + { + numMasaInputs += ( hIvasRend->inputsMasa[i].base.inConfig == IVAS_AUDIO_CONFIG_INVALID && new_configType != IVAS_REND_AUDIO_CONFIG_TYPE_MASA ) ? 0 : 1; + } + for ( i = 0; i < RENDERER_MAX_SBA_INPUTS; ++i ) + { + numSbaInputs += ( hIvasRend->inputsSba[i].base.inConfig == IVAS_AUDIO_CONFIG_INVALID && new_configType != IVAS_REND_AUDIO_CONFIG_TYPE_AMBISONICS ) ? 0 : 1; + } + for ( i = 0; i < RENDERER_MAX_ISM_INPUTS; ++i ) + { + numIsmInputs += ( hIvasRend->inputsIsm[i].base.inConfig == IVAS_AUDIO_CONFIG_INVALID && new_configType != IVAS_REND_AUDIO_CONFIG_TYPE_OBJECT_BASED ) ? 0 : 1; + } + for ( i = 0; i < RENDERER_MAX_MC_INPUTS; ++i ) + { + numMcInputs += ( hIvasRend->inputsMc[i].base.inConfig == IVAS_AUDIO_CONFIG_INVALID && new_configType != IVAS_REND_AUDIO_CONFIG_TYPE_CHANNEL_BASED ) ? 0 : 1; + } + + if ( numIsmInputs > 0 || numMcInputs > 0 ) + { + isCldfbRend = 0; + } + else if ( ( numMasaInputs > 0 ) || ( numSbaInputs > 0 && hIvasRend->hRendererConfig->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) ) + { + isCldfbRend = 1; + } + } + + return isCldfbRend; +} + +/*------------------------------------------------------------------------- + * Function ivas_pre_rend_init() * * - *-------------------------------------------------------------------*/ + *------------------------------------------------------------------------*/ -ivas_error IVAS_REND_AddInput( - IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ - const AUDIO_CONFIG inConfig, /* i : audio config for a new input */ - IVAS_REND_InputId *inputId /* o : ID of the new input */ -) +static ivas_error ivas_pre_rend_init( + SPLIT_REND_WRAPPER *pSplitRendWrapper, + IVAS_REND_AudioBuffer *pSplitRendEncBuffer, + ISAR_SPLIT_REND_CONFIG_DATA *pSplit_rend_config, + IVAS_REND_HeadRotData headRotData, + const int32_t outputSampleRate, + const AUDIO_CONFIG outConfig, + const int16_t cldfb_in_flag, + const int16_t num_subframes ) { ivas_error error; - int32_t maxNumInputsOfType; - void *inputsArray; - int32_t inputStructSize; - ivas_error ( *activateInput )( void *, AUDIO_CONFIG, IVAS_REND_InputId, RENDER_CONFIG_DATA * ); - int32_t inputIndex; + IVAS_REND_AudioBufferConfig bufConfig; - /* Validate function arguments */ - if ( hIvasRend == NULL || inputId == NULL ) + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + if ( pSplit_rend_config->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + ISAR_PRE_REND_GetMultiBinPoseData( pSplit_rend_config, &pSplitRendWrapper->multiBinPoseData, headRotData.sr_pose_pred_axis ); + } + else if ( pSplit_rend_config->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) + { + isar_renderSplitUpdateNoCorrectionPoseData( pSplit_rend_config, &pSplitRendWrapper->multiBinPoseData ); + } + + if ( ( error = ISAR_PRE_REND_open( pSplitRendWrapper, pSplit_rend_config, outputSampleRate, cldfb_in_flag, outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM, num_subframes, 0 ) ) != IVAS_ERR_OK ) + { + return error; + } + + /*allocate for CLDFB in and change to TD during process if needed*/ + bufConfig.numSamplesPerChannel = MAX_CLDFB_BUFFER_LENGTH_PER_CHANNEL; + bufConfig.numChannels = BINAURAL_CHANNELS * pSplitRendWrapper->multiBinPoseData.num_poses; + bufConfig.is_cldfb = 1; + pSplitRendEncBuffer->config = bufConfig; + + if ( ( pSplitRendEncBuffer->data = malloc( bufConfig.numChannels * bufConfig.numSamplesPerChannel * sizeof( float ) ) ) == NULL ) + { + return IVAS_ERR_FAILED_ALLOC; + } + } + else + { + IVAS_REND_AudioBufferConfig bufConfig2; + + bufConfig2.numSamplesPerChannel = 0; + bufConfig2.numChannels = 0; + bufConfig2.is_cldfb = 0; + pSplitRendEncBuffer->config = bufConfig2; + pSplitRendEncBuffer->data = NULL; + } + + return IVAS_ERR_OK; +} + +#endif + + +/*-------------------------------------------------------------------* + * IVAS_REND_AddInput() + * + * + *-------------------------------------------------------------------*/ + +ivas_error IVAS_REND_AddInput( + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const AUDIO_CONFIG inConfig, /* i : audio config for a new input */ + IVAS_REND_InputId *inputId /* o : ID of the new input */ +) +{ + ivas_error error; + int32_t maxNumInputsOfType; + void *inputsArray; + int32_t inputStructSize; + ivas_error ( *activateInput )( void *, AUDIO_CONFIG, IVAS_REND_InputId, RENDER_CONFIG_DATA * ); + int32_t inputIndex; + + /* Validate function arguments */ + if ( hIvasRend == NULL || inputId == NULL ) { return IVAS_ERR_UNEXPECTED_NULL_POINTER; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) && hIvasRend->splitRendEncBuffer.data == NULL && hIvasRend->hRendererConfig != NULL ) + { + int16_t cldfb_in_flag; + cldfb_in_flag = getCldfbRendFlag( hIvasRend, getAudioConfigType( inConfig ) ); + + if ( ( error = ivas_pre_rend_init( &hIvasRend->splitRendWrapper, &hIvasRend->splitRendEncBuffer, &hIvasRend->hRendererConfig->split_rend_config, hIvasRend->headRotData, hIvasRend->sampleRateOut, hIvasRend->outputConfig, cldfb_in_flag, hIvasRend->num_subframes ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#endif switch ( getAudioConfigType( inConfig ) ) { @@ -3131,7 +3670,11 @@ ivas_error IVAS_REND_ConfigureCustomInputLoudspeakerLayout( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( getAudioConfigType( hIvasRend->outputConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL ) +#else if ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL || hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR || hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB ) +#endif { if ( ( error = initMcBinauralRendering( inputMc, inputMc->base.inConfig, hIvasRend->outputConfig, hIvasRend->hRendererConfig, FALSE ) ) != IVAS_ERR_OK ) { @@ -3441,6 +3984,27 @@ ivas_error IVAS_REND_GetDelay( { if ( hIvasRend->inputsSba[i].base.inConfig != IVAS_AUDIO_CONFIG_INVALID ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hIvasRend->splitRendWrapper.hBinHrSplitPreRend != NULL ) + { + if ( hIvasRend->hRendererConfig->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) + { + latency_ns = hIvasRend->inputsSba[i].cldfbRendWrapper.binaural_latency_ns; + } + else + { + latency_ns = ( hIvasRend->inputsSba[i].crendWrapper != NULL ) ? hIvasRend->inputsSba[i].crendWrapper->binaural_latency_ns : 0; + } + max_latency_ns = max( max_latency_ns, latency_ns ); + } + else if ( hIvasRend->inputsSba[i].cldfbRendWrapper.hCldfbRend != NULL ) + { + latency_ns = hIvasRend->inputsSba[i].cldfbRendWrapper.binaural_latency_ns; + latency_ns += IVAS_FB_DEC_DELAY_NS; + max_latency_ns = max( max_latency_ns, latency_ns ); + } + else +#endif { latency_ns = ( hIvasRend->inputsSba[i].crendWrapper != NULL ) ? hIvasRend->inputsSba[i].crendWrapper->binaural_latency_ns : 0; max_latency_ns = max( max_latency_ns, latency_ns ); @@ -3448,7 +4012,6 @@ ivas_error IVAS_REND_GetDelay( } } - for ( i = 0; i < RENDERER_MAX_MASA_INPUTS; i++ ) { if ( hIvasRend->inputsMasa[i].base.inConfig != IVAS_AUDIO_CONFIG_INVALID ) @@ -3479,6 +4042,9 @@ ivas_error IVAS_REND_FeedInputAudio( ivas_error error; input_base *inputBase; int16_t numInputChannels; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t cldfb2tdSampleFact; +#endif /* Validate function arguments */ if ( hIvasRend == NULL || inputAudio.data == NULL ) @@ -3486,7 +4052,14 @@ ivas_error IVAS_REND_FeedInputAudio( return IVAS_ERR_UNEXPECTED_NULL_POINTER; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + cldfb2tdSampleFact = ( inputAudio.config.is_cldfb ) ? 2 : 1; + + if ( inputAudio.config.numSamplesPerChannel <= 0 || ( MAX_BUFFER_LENGTH_PER_CHANNEL < inputAudio.config.numSamplesPerChannel && inputAudio.config.is_cldfb == 0 ) || + ( ( MAX_BUFFER_LENGTH_PER_CHANNEL * cldfb2tdSampleFact ) < inputAudio.config.numSamplesPerChannel && inputAudio.config.is_cldfb == 1 ) ) +#else if ( inputAudio.config.numSamplesPerChannel <= 0 || MAX_BUFFER_LENGTH_PER_CHANNEL < inputAudio.config.numSamplesPerChannel ) +#endif { return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Buffer size outside of supported range" ); } @@ -3496,8 +4069,15 @@ ivas_error IVAS_REND_FeedInputAudio( return IVAS_ERR_WRONG_NUM_CHANNELS; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( getAudioConfigType( hIvasRend->outputConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM && + ( inputAudio.config.numSamplesPerChannel * 1000 / cldfb2tdSampleFact ) != ( BINAURAL_RENDERING_FRAME_SIZE_MS * hIvasRend->num_subframes ) * hIvasRend->sampleRateOut ) +#else if ( getAudioConfigType( hIvasRend->outputConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL && inputAudio.config.numSamplesPerChannel * 1000 != ( BINAURAL_RENDERING_FRAME_SIZE_MS * hIvasRend->num_subframes ) * hIvasRend->sampleRateOut ) +#endif { return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Binaural rendering requires specific frame size" ); } @@ -3526,7 +4106,11 @@ ivas_error IVAS_REND_FeedInputAudio( mvr2r( inputAudio.data, inputBase->inputBuffer.data, inputAudio.config.numSamplesPerChannel * inputAudio.config.numChannels ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + inputBase->numNewSamplesPerChannel = inputAudio.config.numSamplesPerChannel / cldfb2tdSampleFact; +#else inputBase->numNewSamplesPerChannel = inputAudio.config.numSamplesPerChannel; +#endif return IVAS_ERR_OK; } @@ -3728,6 +4312,22 @@ int16_t IVAS_REND_GetRenderConfig( mvr2r( hRCin->roomAcoustics.pAcoustic_rt60, hRCout->roomAcoustics.pAcoustic_rt60, CLDFB_NO_CHANNELS_MAX ); mvr2r( hRCin->roomAcoustics.pAcoustic_dsr, hRCout->roomAcoustics.pAcoustic_dsr, CLDFB_NO_CHANNELS_MAX ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + hRCout->split_rend_config.splitRendBitRate = SPLIT_REND_768k; + hRCout->split_rend_config.dof = 3; + hRCout->split_rend_config.hq_mode = 0; + hRCout->split_rend_config.codec_delay_ms = 0; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hRCout->split_rend_config.isar_frame_size_ms = 20; +#endif + hRCout->split_rend_config.codec_frame_size_ms = 0; /* 0 means "use default for selected codec" */ + hRCout->split_rend_config.codec = ISAR_SPLIT_REND_CODEC_DEFAULT; + hRCout->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + hRCout->split_rend_config.rendererSelection = hRCin->split_rend_config.rendererSelection; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hRCout->split_rend_config.lc3plus_highres = 0; +#endif +#endif hRCout->roomAcoustics.use_er = hRCin->roomAcoustics.use_er; hRCout->roomAcoustics.lowComplexity = hRCin->roomAcoustics.lowComplexity; @@ -3748,6 +4348,9 @@ int16_t IVAS_REND_FeedRenderConfig( ) { RENDER_CONFIG_HANDLE hRenderConfig; +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_error error; +#endif if ( hIvasRend == NULL || hIvasRend->hRendererConfig == NULL ) { @@ -3778,6 +4381,35 @@ int16_t IVAS_REND_FeedRenderConfig( mvr2r( renderConfig.roomAcoustics.AbsCoeff, hRenderConfig->roomAcoustics.AbsCoeff, IVAS_ROOM_ABS_COEFF ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + hRenderConfig->split_rend_config = renderConfig.split_rend_config; + /* Overwrite any pose correction settings if 0 DOF (no pose correction) was selected */ + if ( hRenderConfig->split_rend_config.dof == 0 ) + { + hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; + } + + hRenderConfig->split_rend_config.codec = renderConfig.split_rend_config.codec; + + if ( ( error = isar_split_rend_validate_config( &hRenderConfig->split_rend_config, ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0 ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Must re-initialize split rendering config in case renderer config is updated after adding renderer inputs */ + /* if its not initialized yet then no need to re-initialize, initialization will happen while adding inputs*/ + if ( hIvasRend->splitRendEncBuffer.data != NULL && hIvasRend->hRendererConfig != NULL ) + { + int16_t cldfb_in_flag; + cldfb_in_flag = getCldfbRendFlag( hIvasRend, IVAS_REND_AUDIO_CONFIG_TYPE_UNKNOWN ); + ISAR_PRE_REND_close( &hIvasRend->splitRendWrapper, &hIvasRend->splitRendEncBuffer ); + + if ( ( error = ivas_pre_rend_init( &hIvasRend->splitRendWrapper, &hIvasRend->splitRendEncBuffer, &hIvasRend->hRendererConfig->split_rend_config, hIvasRend->headRotData, hIvasRend->sampleRateOut, hIvasRend->outputConfig, cldfb_in_flag, hIvasRend->num_subframes ) ) != IVAS_ERR_OK ) + { + return error; + } + } +#endif return IVAS_ERR_OK; } @@ -3793,7 +4425,10 @@ ivas_error IVAS_REND_SetHeadRotation( IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ const IVAS_QUATERNION headRot, /* i : head orientations for next rendering call */ const IVAS_VECTOR3 Pos, /* i : listener positions for next rendering call */ - const int16_t sf_idx /* i : subframe index */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, /* i : external control for rotation axis for split rendering */ +#endif + const int16_t sf_idx /* i : subframe index */ ) { int16_t i; @@ -3843,6 +4478,9 @@ ivas_error IVAS_REND_SetHeadRotation( hIvasRend->headRotData.Pos[sf_idx] = Pos; +#ifdef SPLIT_REND_WITH_HEAD_ROT + hIvasRend->headRotData.sr_pose_pred_axis = rot_axis; +#endif return IVAS_ERR_OK; } @@ -3889,6 +4527,25 @@ ivas_error IVAS_REND_DisableHeadRotation( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-------------------------------------------------------------------* + * IVAS_REND_SetSplitRendBFI() + * + * + *-------------------------------------------------------------------*/ + +ivas_error +IVAS_REND_SetSplitRendBFI( + IVAS_REND_HANDLE hIvasRend, + const int16_t bfi ) +{ + hIvasRend->splitRendBFI = bfi; + + return IVAS_ERR_OK; +} +#endif + + /*-------------------------------------------------------------------* * IVAS_REND_SetOrientationTrackingMode() * @@ -4483,19 +5140,22 @@ static ivas_error renderIsmToBinaural( return IVAS_ERR_OK; } - +#ifdef SPLIT_REND_WITH_HEAD_ROT static int16_t getNumSubframesInBuffer( const IVAS_REND_AudioBuffer *buffer, const int32_t sampleRate ) { + int16_t cldfb2tdSampleFact; + + cldfb2tdSampleFact = buffer->config.is_cldfb ? 2 : 1; #ifdef DEBUGGING - assert( buffer->config.numSamplesPerChannel % ( sampleRate / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES ) == 0 ); + assert( buffer->config.numSamplesPerChannel % ( sampleRate / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES * cldfb2tdSampleFact ) == 0 ); #endif - return (int16_t) ( buffer->config.numSamplesPerChannel / ( sampleRate / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES ) ); + return (int16_t) ( buffer->config.numSamplesPerChannel / ( sampleRate / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES * cldfb2tdSampleFact ) ); } - +#endif static ivas_error renderIsmToBinauralRoom( input_ism *ismInput, @@ -4643,10 +5303,14 @@ static ivas_error renderIsmToBinauralRoom( /* render 7_1_4 with BRIRs */ - if ( ( error = ivas_rend_crendProcess( ismInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, - NULL, NULL, NULL, NULL, p_tmpRendBuffer, *ismInput->base.ctx.pOutSampleRate, - getNumSubframesInBuffer( &outAudio, *ismInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( ismInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, ismInput->base.inputBuffer.config.numSamplesPerChannel, *ismInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( ismInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, ismInput->base.inputBuffer.config.numSamplesPerChannel, *ismInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -4827,6 +5491,109 @@ static ivas_error renderIsmToSba( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error renderIsmToSplitBinaural( + input_ism *ismInput, + const IVAS_REND_AudioBuffer outAudio ) +{ + ivas_error error; + float tmpProcessing[MAX_NUM_OBJECTS][L_FRAME48k]; + int16_t pos_idx; + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + const SPLIT_REND_WRAPPER *pSplitRendWrapper; + IVAS_QUATERNION originalHeadRot[MAX_PARAM_SPATIAL_SUBFRAMES]; + int16_t i; + float tmpBinaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][L_FRAME48k]; + int16_t output_frame = ismInput->base.inputBuffer.config.numSamplesPerChannel; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationData; + int16_t ism_md_subframe_update_ext; + + push_wmops( "renderIsmToSplitBinaural" ); + + pSplitRendWrapper = ismInput->base.ctx.pSplitRendWrapper; + pMultiBinPoseData = &pSplitRendWrapper->multiBinPoseData; + + /* Metadata Delay to sync with audio delay converted from ms to 5ms (1000/50/4) subframe index */ + ism_md_subframe_update_ext = (int16_t) roundf( ismInput->ism_metadata_delay_ms / ( 1000 / FRAMES_PER_SEC / MAX_PARAM_SPATIAL_SUBFRAMES ) ); + + pCombinedOrientationData = *ismInput->base.ctx.pCombinedOrientationData; + + if ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + for ( i = 1; i < pCombinedOrientationData->num_subframes; ++i ) + { + pCombinedOrientationData->Quaternions[i] = pCombinedOrientationData->Quaternions[0]; + } + } + + /* Save current head positions */ + for ( i = 0; i < pCombinedOrientationData->num_subframes; ++i ) + { + originalHeadRot[i] = pCombinedOrientationData->Quaternions[i]; + } + + /* Copy input audio to a processing buffer. */ + copyBufferTo2dArray( ismInput->base.inputBuffer, tmpProcessing ); + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + /* Update head positions */ + if ( pos_idx != 0 ) + { + for ( i = 0; i < pCombinedOrientationData->num_subframes; ++i ) + { + if ( originalHeadRot[i].w == -3.0f ) + { + pCombinedOrientationData->Quaternions[i].w = -3.0f; + pCombinedOrientationData->Quaternions[i].x = originalHeadRot[i].x + pMultiBinPoseData->relative_head_poses[pos_idx][0]; + pCombinedOrientationData->Quaternions[i].y = originalHeadRot[i].y + pMultiBinPoseData->relative_head_poses[pos_idx][1]; + pCombinedOrientationData->Quaternions[i].z = originalHeadRot[i].z + pMultiBinPoseData->relative_head_poses[pos_idx][2]; + } + else + { + pCombinedOrientationData->Quaternions[i].w = -3.0f; + Quat2EulerDegree( originalHeadRot[i], + &pCombinedOrientationData->Quaternions[i].z, + &pCombinedOrientationData->Quaternions[i].y, + &pCombinedOrientationData->Quaternions[i].x ); + pCombinedOrientationData->Quaternions[i].x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + pCombinedOrientationData->Quaternions[i].y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + pCombinedOrientationData->Quaternions[i].z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + } + } + } + + /* Render */ + if ( ( error = ivas_td_binaural_renderer_ext( ( pos_idx == 0 ) ? &ismInput->tdRendWrapper : &ismInput->splitTdRendWrappers[pos_idx - 1], ismInput->base.inConfig, NULL, ismInput->base.ctx.pCombinedOrientationData, &ismInput->currentPos, + NULL, ism_md_subframe_update_ext, *ismInput->base.ctx.pOutSampleRate, output_frame, tmpProcessing ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Copy rendered audio to tmp storage buffer. Copying directly to output would + * overwrite original audio, which is still needed for rendering next head pose. */ + mvr2r( tmpProcessing[0], tmpBinaural[2 * pos_idx], output_frame ); + mvr2r( tmpProcessing[1], tmpBinaural[2 * pos_idx + 1], output_frame ); + + /* Overwrite processing buffer with original input audio again */ + copyBufferTo2dArray( ismInput->base.inputBuffer, tmpProcessing ); + } + + /* Restore original head rotation */ + for ( i = 0; i < pCombinedOrientationData->num_subframes; ++i ) + { + pCombinedOrientationData->Quaternions[i] = originalHeadRot[i]; + } + + accumulate2dArrayToBuffer( tmpBinaural, &outAudio ); + pop_wmops(); + + /* Encoding to split rendering bitstream done at a higher level */ + return IVAS_ERR_OK; +} +#endif + + static void renderIsmToMasa( input_ism *ismInput, IVAS_REND_AudioBuffer outAudio ) @@ -4887,6 +5654,12 @@ static ivas_error renderInputIsm( case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: error = renderIsmToBinauralRoom( ismInput, outAudio ); break; +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + error = renderIsmToSplitBinaural( ismInput, outAudio ); + break; +#endif case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: error = renderIsmToBinauralReverb( ismInput, outAudio ); break; @@ -4941,9 +5714,15 @@ static ivas_error renderActiveInputsIsm( static ivas_error renderLfeToBinaural( const input_mc *mcInput, +#ifdef SPLIT_REND_WITH_HEAD_ROT + const AUDIO_CONFIG outConfig, +#endif IVAS_REND_AudioBuffer outAudio ) { int16_t lfe_idx; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pose_idx, num_poses; +#endif float gain; int16_t ear_idx; float tmpLfeBuffer[MAX_BUFFER_LENGTH_PER_CHANNEL]; @@ -4951,7 +5730,11 @@ static ivas_error renderLfeToBinaural( const float *lfeInput; float *writePtr; +#ifdef SPLIT_REND_WITH_HEAD_ROT + assert( ( getAudioConfigType( outConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL ) && "Must be binaural output" ); +#else assert( ( outAudio.config.numChannels == 2 ) && "Must be binaural output" ); +#endif push_wmops( "renderLfeToBinaural" ); @@ -4989,12 +5772,33 @@ static ivas_error renderLfeToBinaural( /* Save remaining LFE samples of current frame for next frame */ mvr2r( lfeInput + num_cpy_smpl_cur_frame, mcInput->lfeDelayBuffer, num_cpy_smpl_prev_frame ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* Copy LFE to left and right binaural channels for all poses */ + if ( mcInput->base.ctx.pSplitRendWrapper != NULL ) + { + num_poses = mcInput->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses; + } + else + { + num_poses = 1; + } + + for ( pose_idx = 0; pose_idx < num_poses; ++pose_idx ) + { + for ( ear_idx = 0; ear_idx < BINAURAL_CHANNELS; ++ear_idx ) + { + writePtr = getSmplPtr( outAudio, pose_idx * BINAURAL_CHANNELS + ear_idx, 0 ); + v_add( writePtr, tmpLfeBuffer, writePtr, frame_size ); + } + } +#else /* SPLIT_REND_WITH_HEAD_ROT */ /* Copy LFE to left and right ears */ for ( ear_idx = 0; ear_idx < BINAURAL_CHANNELS; ++ear_idx ) { writePtr = getSmplPtr( outAudio, ear_idx, 0 ); v_add( writePtr, tmpLfeBuffer, writePtr, frame_size ); } +#endif /* SPLIT_REND_WITH_HEAD_ROT */ pop_wmops(); @@ -5058,7 +5862,11 @@ static ivas_error renderMcToBinaural( tmpRotBuffer.data = malloc( tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels * sizeof( float ) ); set_zero( tmpRotBuffer.data, tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = rotateFrameMc( mcInput->base.inputBuffer, mcInput->base.inConfig, &mcInput->customLsInput, mcInput->base.ctx.pHeadRotData, mcInput->base.ctx.pCombinedOrientationData, mcInput->rot_gains_prev[0], mcInput->efapInWrapper.hEfap, tmpRotBuffer ) ) != IVAS_ERR_OK ) +#else if ( ( error = rotateFrameMc( mcInput->base.inputBuffer, mcInput->base.inConfig, &mcInput->customLsInput, mcInput->base.ctx.pHeadRotData, mcInput->base.ctx.pCombinedOrientationData, mcInput->rot_gains_prev, mcInput->efapInWrapper.hEfap, tmpRotBuffer ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5072,8 +5880,13 @@ static ivas_error renderMcToBinaural( } /* call CREND */ - if ( ( error = ivas_rend_crendProcess( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, NULL, NULL, p_tmpRendBuffer, *mcInput->base.ctx.pOutSampleRate, - getNumSubframesInBuffer( &outAudio, *mcInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5081,7 +5894,11 @@ static ivas_error renderMcToBinaural( accumulate2dArrayToBuffer( tmpRendBuffer, &outAudio ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = renderLfeToBinaural( mcInput, outConfig, outAudio ) ) != IVAS_ERR_OK ) +#else if ( ( error = renderLfeToBinaural( mcInput, outAudio ) ) != IVAS_ERR_OK ) +#endif { return error; @@ -5149,7 +5966,11 @@ static ivas_error renderMcToBinauralRoom( set_zero( tmpRotBuffer.data, tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels ); if ( ( error = rotateFrameMc( mcInput->base.inputBuffer, mcInput->base.inConfig, &mcInput->customLsInput, mcInput->base.ctx.pHeadRotData, mcInput->base.ctx.pCombinedOrientationData, +#ifdef SPLIT_REND_WITH_HEAD_ROT + mcInput->rot_gains_prev[0], +#else mcInput->rot_gains_prev, +#endif mcInput->efapInWrapper.hEfap, tmpRotBuffer ) ) != IVAS_ERR_OK ) { return error; @@ -5164,8 +5985,13 @@ static ivas_error renderMcToBinauralRoom( } /* call CREND */ - if ( ( error = ivas_rend_crendProcess( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, NULL, NULL, p_tmpRendBuffer, *mcInput->base.ctx.pOutSampleRate, - getNumSubframesInBuffer( &outAudio, *mcInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5173,7 +5999,11 @@ static ivas_error renderMcToBinauralRoom( accumulate2dArrayToBuffer( tmpRendBuffer, &outAudio ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = renderLfeToBinaural( mcInput, outConfig, outAudio ) ) != IVAS_ERR_OK ) +#else if ( ( error = renderLfeToBinaural( mcInput, outAudio ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5230,7 +6060,11 @@ static ivas_error renderMcCustomLsToBinauralRoom( set_zero( tmpRotBuffer.data, tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels ); if ( ( error = rotateFrameMc( mcInput->base.inputBuffer, mcInput->base.inConfig, &mcInput->customLsInput, mcInput->base.ctx.pHeadRotData, mcInput->base.ctx.pCombinedOrientationData, +#ifdef SPLIT_REND_WITH_HEAD_ROT + mcInput->rot_gains_prev[0], +#else mcInput->rot_gains_prev, +#endif mcInput->efapInWrapper.hEfap, tmpRotBuffer ) ) != IVAS_ERR_OK ) { return error; @@ -5257,15 +6091,24 @@ static ivas_error renderMcCustomLsToBinauralRoom( copyBufferTo2dArray( tmpMcBuffer, tmpCrendBuffer ); /* call CREND */ - if ( ( error = ivas_rend_crendProcess( mcInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, NULL, NULL, NULL, NULL, - p_tmpCrendBuffer, *mcInput->base.ctx.pOutSampleRate, getNumSubframesInBuffer( &outAudio, *mcInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } accumulate2dArrayToBuffer( tmpCrendBuffer, &outAudio ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = renderLfeToBinaural( mcInput, outConfig, outAudio ) ) != IVAS_ERR_OK ) +#else if ( ( error = renderLfeToBinaural( mcInput, outAudio ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5339,73 +6182,240 @@ static void renderMcToMasa( } -static ivas_error renderInputMc( +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error renderMcToSplitBinaural( input_mc *mcInput, const AUDIO_CONFIG outConfig, IVAS_REND_AudioBuffer outAudio ) { + int16_t i, j, pos_idx; + int16_t sf; + int16_t output_frame; ivas_error error; - IVAS_REND_AudioBuffer inAudio; + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + const SPLIT_REND_WRAPPER *pSplitRendWrapper; + float tmpRendBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + float *p_tmpRendBuffer[MAX_OUTPUT_CHANNELS]; + float tmpSplitBinauralBuffer[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][L_FRAME48k]; + AUDIO_CONFIG inConfig; + IVAS_REND_AudioBuffer tmpRotBuffer; + COMBINED_ORIENTATION_DATA combinedOrientationDataLocal; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationDataLocal; - error = IVAS_ERR_OK; + push_wmops( "renderMcToSplitBinaural" ); + inConfig = mcInput->base.inConfig; + output_frame = mcInput->base.inputBuffer.config.numSamplesPerChannel; - inAudio = mcInput->base.inputBuffer; + pSplitRendWrapper = mcInput->base.ctx.pSplitRendWrapper; + pMultiBinPoseData = &pSplitRendWrapper->multiBinPoseData; - if ( mcInput->base.numNewSamplesPerChannel != outAudio.config.numSamplesPerChannel ) + for ( i = 0; i < MAX_OUTPUT_CHANNELS; ++i ) { - return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Mismatch between the number of input samples vs number of requested output samples - currently not allowed" ); + p_tmpRendBuffer[i] = tmpRendBuffer[i]; } - mcInput->base.numNewSamplesPerChannel = 0; - - /* Apply input gain to new audio */ - v_multc( inAudio.data, mcInput->base.gain, inAudio.data, inAudio.config.numSamplesPerChannel * inAudio.config.numChannels ); - - /* set combined orientation subframe info to start info */ - ivas_combined_orientation_set_to_start_index( *( mcInput->base.ctx.pCombinedOrientationData ) ); - switch ( getAudioConfigType( outConfig ) ) + /* save current head positions */ + pCombinedOrientationDataLocal = *mcInput->base.ctx.pCombinedOrientationData; + combinedOrientationDataLocal = *pCombinedOrientationDataLocal; + if ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) { - case IVAS_REND_AUDIO_CONFIG_TYPE_CHANNEL_BASED: - renderMcToMc( mcInput, outAudio ); - break; - case IVAS_REND_AUDIO_CONFIG_TYPE_AMBISONICS: - renderMcToSba( mcInput, outAudio ); - break; - case IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL: - switch ( outConfig ) + for ( sf = 1; sf < combinedOrientationDataLocal.num_subframes; ++sf ) + { + combinedOrientationDataLocal.Quaternions[sf] = combinedOrientationDataLocal.Quaternions[0]; + for ( i = 0; i < 3; i++ ) { - case IVAS_AUDIO_CONFIG_BINAURAL: - error = renderMcToBinaural( mcInput, outConfig, outAudio ); - break; - case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: - case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: - if ( mcInput->base.inConfig == IVAS_AUDIO_CONFIG_LS_CUSTOM ) - { - error = renderMcCustomLsToBinauralRoom( mcInput, outConfig, outAudio ); - } - else - { - error = renderMcToBinauralRoom( mcInput, outConfig, outAudio ); - } - break; - default: - return IVAS_ERR_INVALID_OUTPUT_FORMAT; + for ( j = 0; j < 3; j++ ) + { + combinedOrientationDataLocal.Rmat[sf][i][j] = combinedOrientationDataLocal.Rmat[0][i][j]; + } } - break; - case IVAS_REND_AUDIO_CONFIG_TYPE_MASA: - renderMcToMasa( mcInput, outAudio ); - break; - default: - return IVAS_ERR_INVALID_OUTPUT_FORMAT; + } } - return error; -} + /* temporary buffer for rotation in source format for CREND */ + tmpRotBuffer = mcInput->base.inputBuffer; + if ( inConfig != IVAS_AUDIO_CONFIG_LS_CUSTOM && inConfig != IVAS_AUDIO_CONFIG_5_1 && inConfig != IVAS_AUDIO_CONFIG_7_1 ) + { + tmpRotBuffer.data = malloc( tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels * sizeof( float ) ); + } + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + /* Update head positions */ + IVAS_QUATERNION Quaternions_orig[MAX_PARAM_SPATIAL_SUBFRAMES], Quaternions_abs; + for ( i = 0; i < combinedOrientationDataLocal.num_subframes; i++ ) + { + Quaternions_orig[i] = combinedOrientationDataLocal.Quaternions[i]; + Quaternions_abs.w = -3.0f; + Quat2EulerDegree( combinedOrientationDataLocal.Quaternions[i], &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ -static ivas_error renderActiveInputsMc( - IVAS_REND_HANDLE hIvasRend, - IVAS_REND_AudioBuffer outAudio ) + Quaternions_abs.x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_abs.y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_abs.z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + combinedOrientationDataLocal.Quaternions[i] = Quaternions_abs; + QuatToRotMat( combinedOrientationDataLocal.Quaternions[i], combinedOrientationDataLocal.Rmat[i] ); + } + + if ( inConfig == IVAS_AUDIO_CONFIG_LS_CUSTOM || inConfig == IVAS_AUDIO_CONFIG_5_1 || inConfig == IVAS_AUDIO_CONFIG_7_1 ) + { + /* tdrend processing overview: + * 1. copy from inputBuffer to tmpRendBuffer + * 2. td_binaural_renderer_ext: inplace processing in tmpRendBuffer + * 3. copy from tmpRendBuffer to tmpSplitBinBuffer + * 4. LFE mixing + * 5. tmpSplitBinBuffer accumulated to outBuffer */ + + /* copy input to tdrend input/output buffer */ + copyBufferTo2dArray( mcInput->base.inputBuffer, tmpRendBuffer ); + + /* perform rotation in source format to tmpRotBuffer */ + pCombinedOrientationDataLocal = &combinedOrientationDataLocal; + + /* Render */ + if ( ( error = ivas_td_binaural_renderer_ext( ( pos_idx == 0 ) ? &mcInput->tdRendWrapper : &mcInput->splitTdRendWrappers[pos_idx - 1], mcInput->base.inConfig, &mcInput->customLsInput, &pCombinedOrientationDataLocal, NULL, mcInput->hReverb, 0, /* Ism Audio Metadata Delay Sync in ms for External Renderer */ *mcInput->base.ctx.pOutSampleRate, mcInput->base.inputBuffer.config.numSamplesPerChannel, tmpRendBuffer ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Copy rendered audio to tmp storage buffer. Copying directly to output would + * overwrite original audio, which is still needed for rendering next head pose. */ + mvr2r( tmpRendBuffer[0], tmpSplitBinauralBuffer[2 * pos_idx], output_frame ); + mvr2r( tmpRendBuffer[1], tmpSplitBinauralBuffer[2 * pos_idx + 1], output_frame ); + } + else + { + /* crend processing overview: + * 1. rotateFrameMc: inputBuffer to tmpRotBuffer + * 2. crend_process: tmpRotBuffer to tmpRendBuffer + * 3. copy from tmpRendBuffer to tmpSplitBinBuffer + * 4. LFE mixing + * 5. tmpSplitBinBuffer accumulated to outBuffer */ + + + /* copy input for in-place rotation */ + set_zero( tmpRotBuffer.data, tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels ); + + /* perform rotation in source format to tmpRotBuffer */ + pCombinedOrientationDataLocal = &combinedOrientationDataLocal; + if ( ( error = rotateFrameMc( mcInput->base.inputBuffer, mcInput->base.inConfig, &mcInput->customLsInput, mcInput->base.ctx.pHeadRotData, &pCombinedOrientationDataLocal, mcInput->rot_gains_prev[pos_idx], mcInput->efapInWrapper.hEfap, tmpRotBuffer ) ) != IVAS_ERR_OK ) + { + return error; + } + + copyBufferTo2dArray( tmpRotBuffer, tmpRendBuffer ); + + /* call CREND (rotation already performed) */ + if ( ( error = ivas_rend_crendProcessSubframe( mcInput->crendWrapper, mcInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpRendBuffer, p_tmpRendBuffer, mcInput->base.inputBuffer.config.numSamplesPerChannel, *mcInput->base.ctx.pOutSampleRate, pos_idx ) ) != IVAS_ERR_OK ) + { + return error; + } + + /* Copy rendererd audio to tmp storage buffer, Copying directly to output would + * overwrite original audio, which is still needed for rendering next head pose. */ + mvr2r( tmpRendBuffer[0], tmpSplitBinauralBuffer[2 * pos_idx], output_frame ); + mvr2r( tmpRendBuffer[1], tmpSplitBinauralBuffer[2 * pos_idx + 1], output_frame ); + } + + /* restore original headrotation data */ + for ( i = 0; i < combinedOrientationDataLocal.num_subframes; i++ ) + { + combinedOrientationDataLocal.Quaternions[i] = Quaternions_orig[i]; + } + } + + if ( inConfig != IVAS_AUDIO_CONFIG_LS_CUSTOM && inConfig != IVAS_AUDIO_CONFIG_5_1 && inConfig != IVAS_AUDIO_CONFIG_7_1 ) + { + /* free temporary buffer for rotation in source format for CREND */ + free( tmpRotBuffer.data ); + } + + accumulate2dArrayToBuffer( tmpSplitBinauralBuffer, &outAudio ); + + if ( ( error = renderLfeToBinaural( mcInput, outConfig, outAudio ) ) != IVAS_ERR_OK ) + { + return error; + } + + pop_wmops(); + return IVAS_ERR_OK; +} +#endif + + +static ivas_error renderInputMc( + input_mc *mcInput, + const AUDIO_CONFIG outConfig, + IVAS_REND_AudioBuffer outAudio ) +{ + ivas_error error; + IVAS_REND_AudioBuffer inAudio; + + error = IVAS_ERR_OK; + + inAudio = mcInput->base.inputBuffer; + + if ( mcInput->base.numNewSamplesPerChannel != outAudio.config.numSamplesPerChannel ) + { + return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Mismatch between the number of input samples vs number of requested output samples - currently not allowed" ); + } + mcInput->base.numNewSamplesPerChannel = 0; + + /* Apply input gain to new audio */ + v_multc( inAudio.data, mcInput->base.gain, inAudio.data, inAudio.config.numSamplesPerChannel * inAudio.config.numChannels ); + + /* set combined orientation subframe info to start info */ + ivas_combined_orientation_set_to_start_index( *( mcInput->base.ctx.pCombinedOrientationData ) ); + + switch ( getAudioConfigType( outConfig ) ) + { + case IVAS_REND_AUDIO_CONFIG_TYPE_CHANNEL_BASED: + renderMcToMc( mcInput, outAudio ); + break; + case IVAS_REND_AUDIO_CONFIG_TYPE_AMBISONICS: + renderMcToSba( mcInput, outAudio ); + break; + case IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL: + switch ( outConfig ) + { + case IVAS_AUDIO_CONFIG_BINAURAL: + error = renderMcToBinaural( mcInput, outConfig, outAudio ); + break; + case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR: + case IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB: + if ( mcInput->base.inConfig == IVAS_AUDIO_CONFIG_LS_CUSTOM ) + { + error = renderMcCustomLsToBinauralRoom( mcInput, outConfig, outAudio ); + } + else + { + error = renderMcToBinauralRoom( mcInput, outConfig, outAudio ); + } + break; +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + error = renderMcToSplitBinaural( mcInput, outConfig, outAudio ); + break; +#endif + default: + return IVAS_ERR_INVALID_OUTPUT_FORMAT; + } + break; + case IVAS_REND_AUDIO_CONFIG_TYPE_MASA: + renderMcToMasa( mcInput, outAudio ); + break; + default: + return IVAS_ERR_INVALID_OUTPUT_FORMAT; + } + + return error; +} + + +static ivas_error renderActiveInputsMc( + IVAS_REND_HANDLE hIvasRend, + IVAS_REND_AudioBuffer outAudio ) { int16_t i; input_mc *pCurrentInput; @@ -5468,6 +6478,166 @@ static void renderSbaToSba( return; } +#ifdef SPLIT_REND_WITH_HEAD_ROT +static ivas_error renderSbaToMultiBinaural( + input_sba *sbaInput, + const AUDIO_CONFIG outConfig, + float out[][L_FRAME48k] ) +{ + float tmpCrendBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + float *p_tmpCrendBuffer[MAX_OUTPUT_CHANNELS]; + int16_t sf; + int16_t i, j, pos_idx; + COMBINED_ORIENTATION_DATA combinedOrientationDataLocal; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationDataLocal; + ivas_error error; + IVAS_REND_AudioBuffer tmpRotBuffer; + const MULTI_BIN_REND_POSE_DATA *pMultiBinPoseData; + + for ( i = 0; i < MAX_OUTPUT_CHANNELS; i++ ) + { + p_tmpCrendBuffer[i] = tmpCrendBuffer[i]; + } + push_wmops( "renderSbaToMultiBinaural" ); + pMultiBinPoseData = &sbaInput->base.ctx.pSplitRendWrapper->multiBinPoseData; + + pCombinedOrientationDataLocal = *sbaInput->base.ctx.pCombinedOrientationData; + combinedOrientationDataLocal = *pCombinedOrientationDataLocal; + if ( pMultiBinPoseData->poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB ) + { + for ( sf = 1; sf < combinedOrientationDataLocal.num_subframes; sf++ ) + { + combinedOrientationDataLocal.Quaternions[sf] = combinedOrientationDataLocal.Quaternions[0]; + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + combinedOrientationDataLocal.Rmat[sf][i][j] = combinedOrientationDataLocal.Rmat[0][i][j]; + } + } + } + } + + tmpRotBuffer = sbaInput->base.inputBuffer; + tmpRotBuffer.data = malloc( tmpRotBuffer.config.numSamplesPerChannel * tmpRotBuffer.config.numChannels * sizeof( float ) ); + + for ( pos_idx = 0; pos_idx < pMultiBinPoseData->num_poses; pos_idx++ ) + { + IVAS_QUATERNION Quaternions_orig[MAX_PARAM_SPATIAL_SUBFRAMES], Quaternions_abs; + for ( i = 0; i < combinedOrientationDataLocal.num_subframes; i++ ) + { + Quaternions_orig[i] = combinedOrientationDataLocal.Quaternions[i]; + Quaternions_abs.w = -3.0f; + Quat2EulerDegree( combinedOrientationDataLocal.Quaternions[i], &Quaternions_abs.z, &Quaternions_abs.y, &Quaternions_abs.x ); /*order in Quat2Euler seems to be reversed ?*/ + + Quaternions_abs.x += pMultiBinPoseData->relative_head_poses[pos_idx][0]; + Quaternions_abs.y += pMultiBinPoseData->relative_head_poses[pos_idx][1]; + Quaternions_abs.z += pMultiBinPoseData->relative_head_poses[pos_idx][2]; + combinedOrientationDataLocal.Quaternions[i] = Quaternions_abs; + QuatToRotMat( combinedOrientationDataLocal.Quaternions[i], combinedOrientationDataLocal.Rmat[i] ); + } + + + /* copy input for in-place rotation */ + mvr2r( sbaInput->base.inputBuffer.data, tmpRotBuffer.data, tmpRotBuffer.config.numChannels * tmpRotBuffer.config.numSamplesPerChannel ); + + pCombinedOrientationDataLocal = &combinedOrientationDataLocal; + + if ( ( error = rotateFrameSba( sbaInput->base.inputBuffer, sbaInput->base.inConfig, sbaInput->base.ctx.pHeadRotData, &pCombinedOrientationDataLocal, sbaInput->rot_gains_prev[pos_idx], tmpRotBuffer ) ) != IVAS_ERR_OK ) + { + return error; + } + + copyBufferTo2dArray( tmpRotBuffer, tmpCrendBuffer ); + + assert( sbaInput->crendWrapper->hCrend[0]->hReverb == NULL ); + + /* call CREND */ + if ( ( error = ivas_rend_crendProcessSubframe( sbaInput->crendWrapper, sbaInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, sbaInput->base.inputBuffer.config.numSamplesPerChannel, *sbaInput->base.ctx.pOutSampleRate, pos_idx ) ) != IVAS_ERR_OK ) + { + return error; + } + + for ( i = 0; i < combinedOrientationDataLocal.num_subframes; i++ ) + { + combinedOrientationDataLocal.Quaternions[i] = Quaternions_orig[i]; + } + + + /* move to output */ + for ( i = 0; i < BINAURAL_CHANNELS; i++ ) + { + mvr2r( tmpCrendBuffer[i], out[pos_idx * BINAURAL_CHANNELS + i], tmpRotBuffer.config.numSamplesPerChannel ); + } + } + + free( tmpRotBuffer.data ); + + pop_wmops(); + return IVAS_ERR_OK; +} + + +static ivas_error renderSbaToMultiBinauralCldfb( + input_sba *sbaInput, + float Cldfb_Out_Real[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + float Cldfb_Out_Imag[][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX], + const int16_t low_res_pre_rend_rot, + const int16_t num_subframes ) +{ + float Cldfb_RealBuffer[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer[MAX_OUTPUT_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + + copyBufferToCLDFBarray( sbaInput->base.inputBuffer, Cldfb_RealBuffer, Cldfb_ImagBuffer ); + + ivas_rend_CldfbMultiBinRendProcess( sbaInput->cldfbRendWrapper.hCldfbRend, sbaInput->base.ctx.pCombinedOrientationData, &sbaInput->base.ctx.pSplitRendWrapper->multiBinPoseData, + Cldfb_RealBuffer, Cldfb_ImagBuffer, Cldfb_Out_Real, Cldfb_Out_Imag, low_res_pre_rend_rot, num_subframes ); + + return IVAS_ERR_OK; +} + + +static ivas_error renderSbaToSplitBinaural( + input_sba *sbaInput, + const AUDIO_CONFIG outConfig, + IVAS_REND_AudioBuffer outAudio ) +{ + float tmpCrendBuffer[MAX_OUTPUT_CHANNELS][L_FRAME48k]; + ivas_error error; + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + int16_t low_res_pre_rend_rot; + + low_res_pre_rend_rot = 1; + + push_wmops( "renderSbaToSplitBinaural" ); + error = IVAS_ERR_OK; + + if ( sbaInput->base.ctx.hhRendererConfig[0]->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) + { + if ( ( renderSbaToMultiBinauralCldfb( sbaInput, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, low_res_pre_rend_rot, + getNumSubframesInBuffer( &outAudio, *sbaInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) + { + return error; + } + + accumulateCLDFBArrayToBuffer( Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, &outAudio ); + } + else + { + if ( ( renderSbaToMultiBinaural( sbaInput, outConfig, tmpCrendBuffer ) ) != IVAS_ERR_OK ) + { + return error; + } + + accumulate2dArrayToBuffer( tmpCrendBuffer, &outAudio ); + } + + pop_wmops(); + return error; +} +#endif static ivas_error renderSbaToBinaural( input_sba *sbaInput, @@ -5484,6 +6654,22 @@ static ivas_error renderSbaToBinaural( int16_t subframe_idx; push_wmops( "renderSbaToBinaural" ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( sbaInput->base.ctx.hhRendererConfig[0]->split_rend_config.rendererSelection == ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV ) + { + float Cldfb_RealBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + + if ( ( error = renderSbaToMultiBinauralCldfb( sbaInput, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, 0, + getNumSubframesInBuffer( &outAudio, *sbaInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) + { + return error; + } + + accumulateCLDFBArrayToBuffer( Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, &outAudio ); + } + else +#endif { for ( i = 0; i < MAX_OUTPUT_CHANNELS; i++ ) { @@ -5513,8 +6699,13 @@ static ivas_error renderSbaToBinaural( /* copy input for in-place rotation */ mvr2r( sbaInput->base.inputBuffer.data, tmpRotBuffer.data, tmpRotBuffer.config.numChannels * tmpRotBuffer.config.numSamplesPerChannel ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = rotateFrameSba( sbaInput->base.inputBuffer, sbaInput->base.inConfig, sbaInput->base.ctx.pHeadRotData, + sbaInput->base.ctx.pCombinedOrientationData, sbaInput->rot_gains_prev[0], tmpRotBuffer ) ) != IVAS_ERR_OK ) +#else if ( ( error = rotateFrameSba( sbaInput->base.inputBuffer, sbaInput->base.inConfig, sbaInput->base.ctx.pHeadRotData, sbaInput->base.ctx.pCombinedOrientationData, sbaInput->rot_gains_prev, tmpRotBuffer ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5528,8 +6719,13 @@ static ivas_error renderSbaToBinaural( } /* call CREND */ - if ( ( error = ivas_rend_crendProcess( sbaInput->crendWrapper, sbaInput->base.inConfig, outConfig, NULL, NULL, NULL, NULL, p_tmpCrendBuffer, *sbaInput->base.ctx.pOutSampleRate, - getNumSubframesInBuffer( &outAudio, *sbaInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( sbaInput->crendWrapper, sbaInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, sbaInput->base.inputBuffer.config.numSamplesPerChannel, *sbaInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( sbaInput->crendWrapper, sbaInput->base.inConfig, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, sbaInput->base.inputBuffer.config.numSamplesPerChannel, *sbaInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5592,7 +6788,11 @@ static ivas_error renderSbaToBinauralRoom( if ( ( error = rotateFrameSba( sbaInput->base.inputBuffer, sbaInput->base.inConfig, sbaInput->base.ctx.pHeadRotData, sbaInput->base.ctx.pCombinedOrientationData, +#ifdef SPLIT_REND_WITH_HEAD_ROT + sbaInput->rot_gains_prev[0], +#else sbaInput->rot_gains_prev, +#endif tmpRotBuffer ) ) != IVAS_ERR_OK ) { return error; @@ -5620,9 +6820,13 @@ static ivas_error renderSbaToBinauralRoom( copyBufferTo2dArray( tmpMcBuffer, tmpCrendBuffer ); /* call CREND */ - if ( ( error = ivas_rend_crendProcess( sbaInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, - NULL, NULL, NULL, NULL, p_tmpCrendBuffer, *sbaInput->base.ctx.pOutSampleRate, - getNumSubframesInBuffer( &outAudio, *sbaInput->base.ctx.pOutSampleRate ) ) ) != IVAS_ERR_OK ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( ( error = ivas_rend_crendProcessSubframe( sbaInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, sbaInput->base.inputBuffer.config.numSamplesPerChannel, *sbaInput->base.ctx.pOutSampleRate, 0 ) ) != IVAS_ERR_OK ) +#else + if ( ( error = ivas_rend_crendProcessSubframe( sbaInput->crendWrapper, IVAS_AUDIO_CONFIG_7_1_4, outConfig, NULL, NULL, + NULL, NULL, NULL, p_tmpCrendBuffer, p_tmpCrendBuffer, sbaInput->base.inputBuffer.config.numSamplesPerChannel, *sbaInput->base.ctx.pOutSampleRate ) ) != IVAS_ERR_OK ) +#endif { return error; } @@ -5663,11 +6867,20 @@ static ivas_error renderInputSba( { ivas_error error; IVAS_REND_AudioBuffer inAudio; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t cldfb2tdSampleFact; +#endif error = IVAS_ERR_OK; inAudio = sbaInput->base.inputBuffer; +#ifdef SPLIT_REND_WITH_HEAD_ROT + cldfb2tdSampleFact = outAudio.config.is_cldfb ? 2 : 1; + if ( ( sbaInput->base.numNewSamplesPerChannel * cldfb2tdSampleFact != outAudio.config.numSamplesPerChannel ) && + ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) && ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) +#else if ( sbaInput->base.numNewSamplesPerChannel != outAudio.config.numSamplesPerChannel ) +#endif { return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Mismatch between the number of input samples vs number of requested output samples - currently not allowed" ); } @@ -5690,6 +6903,12 @@ static ivas_error renderInputSba( case IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL: switch ( outConfig ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + error = renderSbaToSplitBinaural( sbaInput, outConfig, outAudio ); + break; +#endif case IVAS_AUDIO_CONFIG_BINAURAL: error = renderSbaToBinaural( sbaInput, outConfig, outAudio ); break; @@ -5919,6 +7138,11 @@ static ivas_error renderInputMasa( int16_t maxBin; float *tmpBuffer[MAX_OUTPUT_CHANNELS]; float tmpBuffer_buff[MAX_OUTPUT_CHANNELS][L_FRAME48k]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t cldfb2tdSampleFact; + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; +#endif if ( !masaInput->metadataHasBeenFed ) { @@ -5926,7 +7150,13 @@ static ivas_error renderInputMasa( } inAudio = masaInput->base.inputBuffer; +#ifdef SPLIT_REND_WITH_HEAD_ROT + cldfb2tdSampleFact = outAudio.config.is_cldfb ? 2 : 1; + if ( ( masaInput->base.numNewSamplesPerChannel * cldfb2tdSampleFact != outAudio.config.numSamplesPerChannel ) && + ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) && ( outConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) +#else if ( masaInput->base.numNewSamplesPerChannel != outAudio.config.numSamplesPerChannel ) +#endif { return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Mismatch between the number of input samples vs number of requested output samples - currently not allowed" ); } @@ -5958,25 +7188,61 @@ static ivas_error renderInputMasa( num_subframes = (int16_t) ( masaInput->base.inputBuffer.config.numSamplesPerChannel / ( *masaInput->base.ctx.pOutSampleRate / ( IVAS_NUM_FRAMES_PER_SEC * MAX_PARAM_SPATIAL_SUBFRAMES ) ) ); - switch ( masaInput->hMasaExtRend->renderer_type ) +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM || outConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) { - case RENDERER_DIRAC: - copyMasaMetadataToDiracRenderer( &masaInput->masaMetadata, masaInput->hMasaExtRend->hSpatParamRendCom, maxBin ); - ivas_masa_ext_dirac_render( masaInput->hMasaExtRend, tmpBuffer, num_subframes ); - break; - case RENDERER_STEREO_PARAMETRIC: - case RENDERER_BINAURAL_PARAMETRIC: - case RENDERER_BINAURAL_PARAMETRIC_ROOM: - copyMasaMetadataToDiracRenderer( &masaInput->masaMetadata, masaInput->hMasaExtRend->hSpatParamRendCom, maxBin ); - ivas_masa_ext_rend_parambin_render( masaInput->hMasaExtRend, *masaInput->base.ctx.pCombinedOrientationData, tmpBuffer, num_subframes ); - break; - case RENDERER_DISABLE: - break; /* This happens for 1TC MASA to MONO where we just copy input transport to output */ - default: - return ( IVAS_ERROR( IVAS_ERR_IO_CONFIG_PAIR_NOT_SUPPORTED, "Wrong output config for MASA input in external renderer\n" ) ); + /* split rendering. use the combined of the first subframe in all subframes */ + int16_t sf, i, j; + COMBINED_ORIENTATION_HANDLE pCombinedOrientationData; + pCombinedOrientationData = *masaInput->base.ctx.pCombinedOrientationData; + for ( sf = 1; sf < pCombinedOrientationData->num_subframes; sf++ ) + { + pCombinedOrientationData->Quaternions[sf] = pCombinedOrientationData->Quaternions[0]; + for ( i = 0; i < 3; i++ ) + { + for ( j = 0; j < 3; j++ ) + { + pCombinedOrientationData->Rmat[sf][i][j] = pCombinedOrientationData->Rmat[0][i][j]; + } + } + } + + copyMasaMetadataToDiracRenderer( &masaInput->masaMetadata, masaInput->hMasaExtRend->hSpatParamRendCom, maxBin ); + + ivas_masa_ext_rend_parambin_render( masaInput->hMasaExtRend, *masaInput->base.ctx.pCombinedOrientationData, tmpBuffer, num_subframes, masaInput->base.ctx.pSplitRendWrapper, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural ); + + accumulateCLDFBArrayToBuffer( Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural, &outAudio ); } + else + { + /* non-split path */ +#endif + switch ( masaInput->hMasaExtRend->renderer_type ) + { + case RENDERER_DIRAC: + copyMasaMetadataToDiracRenderer( &masaInput->masaMetadata, masaInput->hMasaExtRend->hSpatParamRendCom, maxBin ); + ivas_masa_ext_dirac_render( masaInput->hMasaExtRend, tmpBuffer, num_subframes ); + break; + case RENDERER_STEREO_PARAMETRIC: + case RENDERER_BINAURAL_PARAMETRIC: + case RENDERER_BINAURAL_PARAMETRIC_ROOM: + copyMasaMetadataToDiracRenderer( &masaInput->masaMetadata, masaInput->hMasaExtRend->hSpatParamRendCom, maxBin ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + ivas_masa_ext_rend_parambin_render( masaInput->hMasaExtRend, *masaInput->base.ctx.pCombinedOrientationData, tmpBuffer, num_subframes, NULL, NULL, NULL ); +#else + ivas_masa_ext_rend_parambin_render( masaInput->hMasaExtRend, *masaInput->base.ctx.pCombinedOrientationData, tmpBuffer, num_subframes ); +#endif + break; + case RENDERER_DISABLE: + break; /* This happens for 1TC MASA to MONO where we just copy input transport to output */ + default: + return ( IVAS_ERROR( IVAS_ERR_IO_CONFIG_PAIR_NOT_SUPPORTED, "Wrong output config for MASA input in external renderer\n" ) ); + } - accumulate2dArrayToBuffer( tmpBuffer_buff, &outAudio ); + accumulate2dArrayToBuffer( tmpBuffer_buff, &outAudio ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + } +#endif } return IVAS_ERR_OK; @@ -6186,12 +7452,21 @@ ivas_error IVAS_REND_SetIsmMetadataDelay( *-------------------------------------------------------------------*/ static ivas_error getSamplesInternal( - IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + IVAS_REND_AudioBuffer outAudio /* i/o: buffer for output audio */, + IVAS_REND_BitstreamBuffer *hBits /*i/o: buffer for input/output bitstream. Needed in split rendering mode*/ +#else IVAS_REND_AudioBuffer outAudio /* i/o: buffer for output audio */ +#endif ) { ivas_error error; int16_t numOutChannels; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t cldfb2tdSampleFact; + IVAS_REND_AudioBuffer outAudioOrig; +#endif /* Validate function arguments */ if ( hIvasRend == NULL || outAudio.data == NULL ) @@ -6199,7 +7474,14 @@ static ivas_error getSamplesInternal( return IVAS_ERR_UNEXPECTED_NULL_POINTER; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + cldfb2tdSampleFact = ( outAudio.config.is_cldfb ) ? 2 : 1; + + if ( outAudio.config.numSamplesPerChannel <= 0 || ( MAX_BUFFER_LENGTH_PER_CHANNEL < outAudio.config.numSamplesPerChannel && outAudio.config.is_cldfb == 0 ) || + ( ( MAX_BUFFER_LENGTH_PER_CHANNEL * cldfb2tdSampleFact ) < outAudio.config.numSamplesPerChannel && outAudio.config.is_cldfb == 1 ) ) +#else if ( outAudio.config.numSamplesPerChannel <= 0 || MAX_BUFFER_LENGTH_PER_CHANNEL < outAudio.config.numSamplesPerChannel ) +#endif { return IVAS_ERR_INVALID_BUFFER_SIZE; } @@ -6209,8 +7491,15 @@ static ivas_error getSamplesInternal( return IVAS_ERR_WRONG_NUM_CHANNELS; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( getAudioConfigType( hIvasRend->outputConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && + hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM && + ( outAudio.config.numSamplesPerChannel * 1000 / cldfb2tdSampleFact ) != ( hIvasRend->num_subframes * BINAURAL_RENDERING_FRAME_SIZE_MS ) * hIvasRend->sampleRateOut ) +#else if ( getAudioConfigType( hIvasRend->outputConfig ) == IVAS_REND_AUDIO_CONFIG_TYPE_BINAURAL && outAudio.config.numSamplesPerChannel * 1000 != ( hIvasRend->num_subframes * BINAURAL_RENDERING_FRAME_SIZE_MS ) * hIvasRend->sampleRateOut ) +#endif { return IVAS_ERROR( IVAS_ERR_INVALID_BUFFER_SIZE, "Binaural rendering requires specific frame size" ); } @@ -6251,7 +7540,11 @@ static ivas_error getSamplesInternal( return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( numOutChannels != outAudio.config.numChannels && hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED && hIvasRend->outputConfig != IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) +#else if ( numOutChannels != outAudio.config.numChannels ) +#endif { return IVAS_ERR_WRONG_NUM_CHANNELS; } @@ -6259,6 +7552,22 @@ static ivas_error getSamplesInternal( /* Clear original output buffer */ set_zero( outAudio.data, outAudio.config.numChannels * outAudio.config.numSamplesPerChannel ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + outAudioOrig = outAudio; + /* Use internal buffer if outputting split rendering bitstream */ + if ( ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) || + ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ) + { + int16_t num_poses_orig; + num_poses_orig = hIvasRend->splitRendWrapper.multiBinPoseData.num_poses; + outAudio = hIvasRend->splitRendEncBuffer; + ISAR_PRE_REND_GetMultiBinPoseData( &hIvasRend->hRendererConfig->split_rend_config, &hIvasRend->splitRendWrapper.multiBinPoseData, hIvasRend->headRotData.sr_pose_pred_axis ); + assert( num_poses_orig == hIvasRend->splitRendWrapper.multiBinPoseData.num_poses && "number of poses should not change dynamically" ); + + /* Clear output buffer for split rendering bitstream */ + set_zero( outAudio.data, outAudio.config.numChannels * outAudio.config.numSamplesPerChannel ); + } +#endif if ( ( error = renderActiveInputsIsm( hIvasRend, outAudio ) ) != IVAS_ERR_OK ) { @@ -6280,14 +7589,98 @@ static ivas_error getSamplesInternal( return error; } - +#ifndef SPLIT_REND_WITH_HEAD_ROT #ifndef DISABLE_LIMITER #ifdef DEBUGGING hIvasRend->numClipping += #endif limitRendererOutput( hIvasRend->hLimiter, outAudio.data, outAudio.config.numSamplesPerChannel, IVAS_LIMITER_THRESHOLD ); #endif +#endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + ISAR_SPLIT_REND_BITS_DATA bits; + int16_t cldfb_in_flag; + float Cldfb_RealBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + float Cldfb_ImagBuffer_Binaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][CLDFB_NO_COL_MAX][CLDFB_NO_CHANNELS_MAX]; + int16_t ch; + int16_t i, ro_md_flag; + float *tmpBinaural[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS], tmpBinaural_buff[MAX_HEAD_ROT_POSES * BINAURAL_CHANNELS][L_FRAME48k]; + + for ( ch = 0; ch < MAX_OUTPUT_CHANNELS; ch++ ) + { + tmpBinaural[ch] = tmpBinaural_buff[ch]; + } + + if ( outAudio.config.is_cldfb == 1 ) + { + cldfb_in_flag = 1; + copyBufferToCLDFBarray( outAudio, Cldfb_RealBuffer_Binaural, Cldfb_ImagBuffer_Binaural ); + } + else + { + cldfb_in_flag = 0; + copyBufferTo2dArray( outAudio, tmpBinaural_buff ); + } + + /* Encode split rendering bitstream */ + convertBitsBufferToInternalBitsBuff( *hBits, &bits ); + + ro_md_flag = 0; + for ( i = 0; i < RENDERER_MAX_ISM_INPUTS; ++i ) + { + if ( hIvasRend->inputsIsm[i].base.inConfig != IVAS_AUDIO_CONFIG_INVALID ) + { + ro_md_flag = 1; + break; + } + } + + if ( ( error = ISAR_PRE_REND_MultiBinToSplitBinaural( &hIvasRend->splitRendWrapper, + hIvasRend->headRotData.headPositions[0], + hIvasRend->hRendererConfig->split_rend_config.splitRendBitRate, + hIvasRend->hRendererConfig->split_rend_config.codec, +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + hIvasRend->hRendererConfig->split_rend_config.isar_frame_size_ms, +#endif + hIvasRend->hRendererConfig->split_rend_config.codec_frame_size_ms, + &bits, + Cldfb_RealBuffer_Binaural, + Cldfb_ImagBuffer_Binaural, + ( const int16_t )( ( BINAURAL_MAXBANDS * hIvasRend->sampleRateOut ) / 48000 ), + tmpBinaural, + 1, + cldfb_in_flag, + ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) ? 1 : 0, + ro_md_flag ) ) != IVAS_ERR_OK ) + { + return error; + } + + convertInternalBitsBuffToBitsBuffer( hBits, bits ); + + /* reset to outAudioOrig in case of PCM output */ + outAudio = outAudioOrig; + + if ( hIvasRend->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) + { + accumulate2dArrayToBuffer( tmpBinaural_buff, &outAudio ); + } + } +#endif +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( outAudio.config.is_cldfb == 0 ) + { +#ifndef DISABLE_LIMITER +#ifdef DEBUGGING + hIvasRend->numClipping += +#endif + limitRendererOutput( hIvasRend->hLimiter, outAudio.data, outAudio.config.numSamplesPerChannel, IVAS_LIMITER_THRESHOLD ); +#endif + } +#endif /* update global cominbed orientation start index */ ivas_combined_orientation_update_start_index( hIvasRend->hCombinedOrientationData, outAudio.config.numSamplesPerChannel ); @@ -6308,9 +7701,73 @@ ivas_error IVAS_REND_GetSamples( ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + return getSamplesInternal( hIvasRend, outAudio, NULL ); +#else return getSamplesInternal( hIvasRend, outAudio ); +#endif +} + + +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-------------------------------------------------------------------* + * IVAS_REND_GetSplitBinauralBitstream() + * + * + *-------------------------------------------------------------------*/ + +ivas_error +IVAS_REND_GetSplitBinauralBitstream( + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio, /* i/o: buffer for output audio */ + IVAS_REND_BitstreamBuffer *hBits /* o : buffer for output bitstream */ +) +{ + int16_t cldfb_in_flag; + + cldfb_in_flag = getCldfbRendFlag( hIvasRend, IVAS_REND_AUDIO_CONFIG_TYPE_UNKNOWN ); + hIvasRend->splitRendEncBuffer.config.is_cldfb = cldfb_in_flag; + if ( hIvasRend->hRendererConfig->split_rend_config.dof == 0 || hIvasRend->hRendererConfig->split_rend_config.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE ) + { + hIvasRend->splitRendEncBuffer.config.numSamplesPerChannel = outAudio.config.numSamplesPerChannel; + } + else + { + hIvasRend->splitRendEncBuffer.config.numSamplesPerChannel = (int16_t) ( hIvasRend->sampleRateOut / FRAMES_PER_SEC ); + } + hIvasRend->splitRendEncBuffer.config.numSamplesPerChannel *= cldfb_in_flag ? 2 : 1; + + /* hIvasRend->splitRendEncBuffer used for BINAURAL_SPLIT_CODED output + outAudio used for BINAURAL_SPLIT_PCM output */ + return getSamplesInternal( hIvasRend, outAudio, hBits ); } +ivas_error IVAS_REND_GetSplitRendBitstreamHeader( + IVAS_REND_HANDLE hIvasRend, /* i/o: IVAS renderer handle */ + ISAR_SPLIT_REND_CODEC *pCodec, /* o: pointer to codec setting */ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, /* o: pointer to pose correction mode */ + int16_t *pCodec_frame_size_ms /* o: pointer to codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *pIsar_frame_size_ms /* o: pointer to isar frame size setting */ +#endif +) +{ + if ( hIvasRend == NULL || hIvasRend->hRendererConfig == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + *pCodec = hIvasRend->hRendererConfig->split_rend_config.codec; + *pCodec_frame_size_ms = hIvasRend->hRendererConfig->split_rend_config.codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + *pIsar_frame_size_ms = hIvasRend->hRendererConfig->split_rend_config.isar_frame_size_ms; +#endif + *poseCorrection = hIvasRend->hRendererConfig->split_rend_config.poseCorrectionMode; + return IVAS_ERR_OK; +} + +#endif + /*-------------------------------------------------------------------* * IVAS_REND_Close() @@ -6360,6 +7817,10 @@ void IVAS_REND_Close( ivas_limiter_close( &hIvasRend->hLimiter ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + /* Split binaural rendering */ + ISAR_PRE_REND_close( &hIvasRend->splitRendWrapper, &hIvasRend->splitRendEncBuffer ); +#endif closeHeadRotation( hIvasRend ); @@ -6373,6 +7834,126 @@ void IVAS_REND_Close( } +#ifdef SPLIT_REND_WITH_HEAD_ROT +/*-------------------------------------------------------------------* + * IVAS_REND_openCldfb() + * + * + *-------------------------------------------------------------------*/ + +ivas_error +IVAS_REND_openCldfb( + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbAna[IVAS_MAX_INPUT_CHANNELS], + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbSyn[IVAS_MAX_OUTPUT_CHANNELS], + const int16_t num_in_chs, + const int16_t num_out_chs, + const int32_t output_Fs ) +{ + int16_t n; + ivas_error error; + + for ( n = 0; n < num_in_chs; n++ ) + { + if ( ( error = openCldfb( &( cldfbAna[n] ), CLDFB_ANALYSIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + for ( ; n < IVAS_MAX_INPUT_CHANNELS; n++ ) + { + cldfbAna[n] = NULL; + } + + for ( n = 0; n < num_out_chs; n++ ) + { + if ( ( error = openCldfb( &( cldfbSyn[n] ), CLDFB_SYNTHESIS, output_Fs, CLDFB_PROTOTYPE_5_00MS ) ) != IVAS_ERR_OK ) + { + return error; + } + } + for ( ; n < IVAS_MAX_OUTPUT_CHANNELS; n++ ) + { + cldfbSyn[n] = NULL; + } + + return IVAS_ERR_OK; +} + +/*-------------------------------------------------------------------* + * IVAS_REND_closeCldfb() + * + * + *-------------------------------------------------------------------*/ + +void IVAS_REND_closeCldfb( + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbAna[IVAS_MAX_INPUT_CHANNELS], + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbSyn[IVAS_MAX_OUTPUT_CHANNELS] ) +{ + int16_t n; + + for ( n = 0; n < IVAS_MAX_INPUT_CHANNELS; n++ ) + { + if ( cldfbAna[n] != NULL ) + { + deleteCldfb( &( cldfbAna[n] ) ); + cldfbAna[n] = NULL; + } + } + + for ( n = 0; n < IVAS_MAX_OUTPUT_CHANNELS; n++ ) + { + if ( cldfbSyn[n] != NULL ) + { + deleteCldfb( &( cldfbSyn[n] ) ); + cldfbSyn[n] = NULL; + } + } + + return; +} + + +/*-------------------------------------------------------------------* + * IVAS_REND_cldfbSynthesis_wrapper() + * + * + *-------------------------------------------------------------------*/ + +void IVAS_REND_cldfbAnalysis_ts_wrapper( + const float *timeIn, /* i : time buffer */ + float realBuffer[IVAS_CLDFB_NO_CHANNELS_MAX], /* o : real value buffer */ + float imagBuffer[IVAS_CLDFB_NO_CHANNELS_MAX], /* o : imag value buffer */ + const int16_t samplesToProcess, /* i : samples to process */ + IVAS_CLDFB_FILTER_BANK_HANDLE h_cldfb /* i : filterbank state */ +) +{ + cldfbAnalysis_ts( timeIn, realBuffer, imagBuffer, samplesToProcess, h_cldfb ); + + return; +} + + +/*-------------------------------------------------------------------* + * IVAS_REND_cldfbSynthesis_wrapper() + * + * + *-------------------------------------------------------------------*/ + +void IVAS_REND_cldfbSynthesis_wrapper( + float **realBuffer, /* i : real values */ + float **imagBuffer, /* i : imag values */ + float *timeOut, /* o : output time domain samples */ + const int16_t samplesToProcess, /* i : number of processed samples */ + IVAS_CLDFB_FILTER_BANK_HANDLE h_cldfb /* i : filter bank state */ +) +{ + cldfbSynthesis( realBuffer, imagBuffer, timeOut, samplesToProcess, h_cldfb ); + + return; +} +#endif + + #ifdef DEBUGGING /*-------------------------------------------------------------------* * IVAS_REND_GetNoCLipping() @@ -6380,7 +7961,8 @@ void IVAS_REND_Close( * *-------------------------------------------------------------------*/ -int32_t IVAS_REND_GetNoCLipping( +int32_t +IVAS_REND_GetNoCLipping( IVAS_REND_CONST_HANDLE hIvasRend ) { return hIvasRend->numClipping; @@ -6771,6 +8353,9 @@ static ivas_error ivas_masa_ext_rend_parambin_init( float binCenterFreq, tmpFloat; ivas_error error; float frequency_axis[CLDFB_NO_CHANNELS_MAX]; +#ifdef SPLIT_REND_WITH_HEAD_ROT + int16_t pos_idx; +#endif error = IVAS_ERR_OK; @@ -6781,103 +8366,125 @@ static ivas_error ivas_masa_ext_rend_parambin_init( nBins = inputMasa->hMasaExtRend->hSpatParamRendCom->num_freq_bands; renderer_type = inputMasa->hMasaExtRend->renderer_type; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( pos_idx = 0; pos_idx < inputMasa->base.ctx.pSplitRendWrapper->multiBinPoseData.num_poses; pos_idx++ ) + { + hDiracDecBin = inputMasa->hMasaExtRend->hDiracDecBin[pos_idx]; +#else hDiracDecBin = inputMasa->hMasaExtRend->hDiracDecBin; +#endif - /* Init assumes that no reconfiguration is required in external renderer. Instead, free and rebuild whole rendering. */ - if ( ( hDiracDecBin = (DIRAC_DEC_BIN_HANDLE) malloc( sizeof( DIRAC_DEC_BIN_DATA ) ) ) == NULL ) - { - return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for DirAC binaural handle " ); - } + /* Init assumes that no reconfiguration is required in external renderer. Instead, free and rebuild whole rendering. */ + if ( ( hDiracDecBin = (DIRAC_DEC_BIN_HANDLE) malloc( sizeof( DIRAC_DEC_BIN_DATA ) ) ) == NULL ) + { + return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for DirAC binaural handle " ); + } - hDiracDecBin->hTdDecorr = NULL; - hDiracDecBin->hReverb = NULL; - hDiracDecBin->h_freq_domain_decorr_ap_params = NULL; - hDiracDecBin->h_freq_domain_decorr_ap_state = NULL; - hDiracDecBin->hDiffuseDist = NULL; /* Not used in external renderer */ - hDiracDecBin->useTdDecorr = 0; /* Always use frequency domain decorrelator in external renderer */ + hDiracDecBin->hTdDecorr = NULL; + hDiracDecBin->hReverb = NULL; + hDiracDecBin->h_freq_domain_decorr_ap_params = NULL; + hDiracDecBin->h_freq_domain_decorr_ap_state = NULL; + hDiracDecBin->hDiffuseDist = NULL; /* Not used in external renderer */ + hDiracDecBin->useTdDecorr = 0; /* Always use frequency domain decorrelator in external renderer */ - for ( j = 0; j < BINAURAL_CHANNELS; j++ ) - { - for ( k = 0; k < BINAURAL_CHANNELS + MAX_NUM_OBJECTS; k++ ) + for ( j = 0; j < BINAURAL_CHANNELS; j++ ) { - set_zero( hDiracDecBin->processMtxRe[j][k], nBins ); - set_zero( hDiracDecBin->processMtxIm[j][k], nBins ); + for ( k = 0; k < BINAURAL_CHANNELS + MAX_NUM_OBJECTS; k++ ) + { + set_zero( hDiracDecBin->processMtxRe[j][k], nBins ); + set_zero( hDiracDecBin->processMtxIm[j][k], nBins ); + } + + for ( k = 0; k < BINAURAL_CHANNELS; k++ ) + { + set_zero( hDiracDecBin->processMtxDecRe[j][k], nBins ); + set_zero( hDiracDecBin->processMtxDecIm[j][k], nBins ); + } + set_zero( hDiracDecBin->ChEnePrev[j], nBins ); + set_zero( hDiracDecBin->ChEneOutPrev[j], nBins ); } + set_zero( hDiracDecBin->ChCrossRePrev, nBins ); + set_zero( hDiracDecBin->ChCrossImPrev, nBins ); + set_zero( hDiracDecBin->ChCrossReOutPrev, nBins ); + set_zero( hDiracDecBin->ChCrossImOutPrev, nBins ); + hDiracDecBin->renderStereoOutputInsteadOfBinaural = 0; - for ( k = 0; k < BINAURAL_CHANNELS; k++ ) + for ( bin = 0; bin < nBins; bin++ ) { - set_zero( hDiracDecBin->processMtxDecRe[j][k], nBins ); - set_zero( hDiracDecBin->processMtxDecIm[j][k], nBins ); + binCenterFreq = ( (float) bin + 0.5f ) / (float) nBins * ( (float) output_Fs / 2.0f ); + /* These formulas and values are from Christian Borss's publication for binaural diffuse field coherence */ + tmpFloat = max( 0.0f, 1.0f - binCenterFreq / 2700.0f ); + hDiracDecBin->diffuseFieldCoherence[bin] = tmpFloat * sinf( binCenterFreq * EVS_PI / 550.0f ) / ( binCenterFreq * EVS_PI / 550.0f ); } - set_zero( hDiracDecBin->ChEnePrev[j], nBins ); - set_zero( hDiracDecBin->ChEneOutPrev[j], nBins ); - } - set_zero( hDiracDecBin->ChCrossRePrev, nBins ); - set_zero( hDiracDecBin->ChCrossImPrev, nBins ); - set_zero( hDiracDecBin->ChCrossReOutPrev, nBins ); - set_zero( hDiracDecBin->ChCrossImOutPrev, nBins ); - hDiracDecBin->renderStereoOutputInsteadOfBinaural = 0; - - for ( bin = 0; bin < nBins; bin++ ) - { - binCenterFreq = ( (float) bin + 0.5f ) / (float) nBins * ( (float) output_Fs / 2.0f ); - /* These formulas and values are from Christian Borss's publication for binaural diffuse field coherence */ - tmpFloat = max( 0.0f, 1.0f - binCenterFreq / 2700.0f ); - hDiracDecBin->diffuseFieldCoherence[bin] = tmpFloat * sinf( binCenterFreq * EVS_PI / 550.0f ) / ( binCenterFreq * EVS_PI / 550.0f ); - } - /* No SPAR in external renderer so set directive diffuse field coherence tables to zero */ - set_zero( hDiracDecBin->diffuseFieldCoherenceX, BINAURAL_COHERENCE_DIFFERENCE_BINS ); - set_zero( hDiracDecBin->diffuseFieldCoherenceY, BINAURAL_COHERENCE_DIFFERENCE_BINS ); - set_zero( hDiracDecBin->diffuseFieldCoherenceZ, BINAURAL_COHERENCE_DIFFERENCE_BINS ); + /* No SPAR in external renderer so set directive diffuse field coherence tables to zero */ + set_zero( hDiracDecBin->diffuseFieldCoherenceX, BINAURAL_COHERENCE_DIFFERENCE_BINS ); + set_zero( hDiracDecBin->diffuseFieldCoherenceY, BINAURAL_COHERENCE_DIFFERENCE_BINS ); + set_zero( hDiracDecBin->diffuseFieldCoherenceZ, BINAURAL_COHERENCE_DIFFERENCE_BINS ); - if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC ) /* Indication of binaural rendering without room effect */ - { - set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); - hDiracDecBin->hReverb = NULL; - } - else if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) /* Indication of binaural rendering with room effect */ - { - mvr2r( hHrtfParambin->parametricEarlyPartEneCorrection, hDiracDecBin->earlyPartEneCorrection, nBins ); + if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC ) /* Indication of binaural rendering without room effect */ + { + set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); + hDiracDecBin->hReverb = NULL; + } + else if ( renderer_type == RENDERER_BINAURAL_PARAMETRIC_ROOM ) /* Indication of binaural rendering with room effect */ + { + mvr2r( hHrtfParambin->parametricEarlyPartEneCorrection, hDiracDecBin->earlyPartEneCorrection, nBins ); +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( hDiracDecBin->hReverb == NULL && pos_idx == 0 ) /* open reverb only for the main direction */ +#else if ( hDiracDecBin->hReverb == NULL ) +#endif + { + /* Todo Philips: Room acoustics should be passed here once the underlying part works. In this case, it probably should come from render context or somewhere else suitable. */ + if ( ( error = ivas_binaural_reverb_open_parambin( &hDiracDecBin->hReverb, nBins, CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, NULL, output_Fs, hHrtfParambin ) ) != IVAS_ERR_OK ) + { + return error; + } + } + } + else if ( renderer_type == RENDERER_STEREO_PARAMETRIC ) + { + set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); + hDiracDecBin->hReverb = NULL; + hDiracDecBin->renderStereoOutputInsteadOfBinaural = 1; + } + else /* Not valid renderer type for this renderer */ + { + assert( false ); + } + +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( pos_idx == 0 ) /* open decorrelator only for the main direction */ { - /* Todo Philips: Room acoustics should be passed here once the underlying part works. In this case, it probably should come from render context or somewhere else suitable. */ - if ( ( error = ivas_binaural_reverb_open_parambin( &hDiracDecBin->hReverb, nBins, CLDFB_NO_COL_MAX / MAX_PARAM_SPATIAL_SUBFRAMES, NULL, output_Fs, hHrtfParambin ) ) != IVAS_ERR_OK ) +#endif + /* Always open frequency domain decorrelator */ + ivas_dirac_dec_get_frequency_axis( frequency_axis, output_Fs, nBins ); + if ( ( error = ivas_dirac_dec_decorr_open( &( hDiracDecBin->h_freq_domain_decorr_ap_params ), + &( hDiracDecBin->h_freq_domain_decorr_ap_state ), + nBins, + BINAURAL_CHANNELS, + BINAURAL_CHANNELS, + DIRAC_SYNTHESIS_PSD_LS, + frequency_axis, + BINAURAL_CHANNELS, + output_Fs ) ) != IVAS_ERR_OK ) { return error; } +#ifdef SPLIT_REND_WITH_HEAD_ROT } - } - else if ( renderer_type == RENDERER_STEREO_PARAMETRIC ) - { - set_f( hDiracDecBin->earlyPartEneCorrection, 1.0f, CLDFB_NO_CHANNELS_MAX ); - hDiracDecBin->hReverb = NULL; - hDiracDecBin->renderStereoOutputInsteadOfBinaural = 1; - } - else /* Not valid renderer type for this renderer */ - { - assert( false ); - } +#endif + /* External renderer uses constant regularization factor */ + hDiracDecBin->reqularizationFactor = 0.4f; - /* Always open frequency domain decorrelator */ - ivas_dirac_dec_get_frequency_axis( frequency_axis, output_Fs, nBins ); - if ( ( error = ivas_dirac_dec_decorr_open( &( hDiracDecBin->h_freq_domain_decorr_ap_params ), - &( hDiracDecBin->h_freq_domain_decorr_ap_state ), - nBins, - BINAURAL_CHANNELS, - BINAURAL_CHANNELS, - DIRAC_SYNTHESIS_PSD_LS, - frequency_axis, - BINAURAL_CHANNELS, - output_Fs ) ) != IVAS_ERR_OK ) - { - return error; +#ifdef SPLIT_REND_WITH_HEAD_ROT + inputMasa->hMasaExtRend->hDiracDecBin[pos_idx] = hDiracDecBin; } - /* External renderer uses constant regularization factor */ - hDiracDecBin->reqularizationFactor = 0.4f; - +#else inputMasa->hMasaExtRend->hDiracDecBin = hDiracDecBin; +#endif return error; } @@ -6903,7 +8510,14 @@ static ivas_error initMasaExtRenderer( hMasaExtRend->renderer_type = RENDERER_DISABLE; hMasaExtRend->hDirACRend = NULL; hMasaExtRend->hSpatParamRendCom = NULL; +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + hMasaExtRend->hDiracDecBin[i] = NULL; + } +#else hMasaExtRend->hDiracDecBin = NULL; +#endif hMasaExtRend->hReverb = NULL; hMasaExtRend->hHrtfParambin = NULL; hMasaExtRend->hVBAPdata = NULL; @@ -6950,6 +8564,10 @@ static ivas_error initMasaExtRenderer( break; case IVAS_AUDIO_CONFIG_BINAURAL: +#ifdef SPLIT_REND_WITH_HEAD_ROT + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM: + case IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED: +#endif hMasaExtRend->renderer_type = RENDERER_BINAURAL_PARAMETRIC; break; @@ -7063,10 +8681,21 @@ static void freeMasaExtRenderer( ivas_spat_hSpatParamRendCom_close( &hMasaExtRend->hSpatParamRendCom ); } +#ifdef SPLIT_REND_WITH_HEAD_ROT + for ( i = 0; i < MAX_HEAD_ROT_POSES; i++ ) + { + if ( hMasaExtRend->hDiracDecBin[i] != NULL ) + { + ivas_dirac_dec_close_binaural_data( &hMasaExtRend->hDiracDecBin[i] ); + } + } + +#else if ( hMasaExtRend->hDiracDecBin != NULL ) { ivas_dirac_dec_close_binaural_data( &hMasaExtRend->hDiracDecBin ); } +#endif if ( hMasaExtRend->hReverb != NULL ) { diff --git a/lib_rend/lib_rend.h b/lib_rend/lib_rend.h index 9fd8e08fe5868960e1ec1c2031e2ba0640bf0ac9..1e1d6f0d742fbeb307712b4578c3490b31e136c4 100644 --- a/lib_rend/lib_rend.h +++ b/lib_rend/lib_rend.h @@ -35,6 +35,7 @@ #include "common_api_types.h" #include +#include "ivas_stat_rend.h" /*---------------------------------------------------------------------* * Renderer constants @@ -46,25 +47,32 @@ #define RENDERER_MAX_MASA_INPUTS 1 #define RENDERER_MAX_INPUT_LFE_CHANNELS 4 - /*---------------------------------------------------------------------* * Renderer structures *---------------------------------------------------------------------*/ typedef float IVAS_REND_LfePanMtx[RENDERER_MAX_INPUT_LFE_CHANNELS][IVAS_MAX_OUTPUT_CHANNELS]; +#ifdef SPLIT_REND_WITH_HEAD_ROT typedef struct { - int16_t numSamplesPerChannel; - int16_t numChannels; -} IVAS_REND_AudioBufferConfig; - + int32_t bufLenInBytes; + int32_t bitsWritten; + int32_t bitsRead; + ISAR_SPLIT_REND_CODEC codec; + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection; + int16_t codec_frame_size_ms; +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + int16_t isar_frame_size_ms; + int16_t lc3plus_highres; +#endif +} IVAS_REND_BitstreamBufferConfig; typedef struct { - IVAS_REND_AudioBufferConfig config; - float *data; -} IVAS_REND_AudioBuffer; - + IVAS_REND_BitstreamBufferConfig config; + uint8_t *bits; +} IVAS_REND_BitstreamBuffer; +#endif typedef struct { @@ -216,11 +224,44 @@ int16_t IVAS_REND_FeedRenderConfig( const IVAS_RENDER_CONFIG_DATA renderConfig /* i : Render configuration struct */ ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +ivas_error IVAS_REND_FeedSplitBinauralBitstream( + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + const IVAS_REND_InputId inputId, /* i : ID of the input */ + IVAS_REND_BitstreamBuffer *hBits /* i : buffer for input bitstream */ +); + +ivas_error IVAS_REND_GetSplitBinauralSamples( + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio, /* i/o: buffer for output audio */ + bool* needNewFrame +); + +ivas_error IVAS_REND_GetSplitBinauralBitstream( + IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ + IVAS_REND_AudioBuffer outAudio, /* i/o: buffer for output audio */ + IVAS_REND_BitstreamBuffer *hBits /* o : buffer for output bitstream */ +); + +ivas_error IVAS_REND_GetSplitRendBitstreamHeader( + IVAS_REND_HANDLE hIvasRend, /* i/o: IVAS renderer handle */ + ISAR_SPLIT_REND_CODEC *pCodec, /* o: pointer to codec setting */ + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, /* o: pointer to pose correction mode */ + int16_t *pCodec_frame_size_ms /* o: pointer to codec frame size setting */ +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *pIsar_frame_size_ms /* o: pointer to isar frame size setting */ +#endif +); +#endif ivas_error IVAS_REND_SetHeadRotation( IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ const IVAS_QUATERNION headRot, /* i : head orientations for next rendering call */ const IVAS_VECTOR3 Pos, /* i : listener positions for next rendering call */ +#ifdef SPLIT_REND_WITH_HEAD_ROT + const ISAR_SPLIT_REND_ROT_AXIS rot_axis, /* i : external control for rotation axis for split rendering*/ +#endif const int16_t sf_idx /* i : subframe index */ ); @@ -255,6 +296,11 @@ ivas_error IVAS_REND_SetReferenceVector( const IVAS_VECTOR3 refPos /* i : Reference position */ ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +ivas_error IVAS_REND_SetSplitRendBFI( + IVAS_REND_HANDLE hIvasRend, + const int16_t bfi); +#endif ivas_error IVAS_REND_SetExternalOrientation( IVAS_REND_HANDLE hIvasRend, /* i/o: Renderer handle */ @@ -315,6 +361,38 @@ void IVAS_REND_Close( ); +#ifdef SPLIT_REND_WITH_HEAD_ROT +/* Split binaural rendering functions */ + +ivas_error IVAS_REND_openCldfb( + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbAna[IVAS_MAX_INPUT_CHANNELS], + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbSyn[IVAS_MAX_OUTPUT_CHANNELS], + const int16_t num_in_chs, + const int16_t num_out_chs, + const int32_t output_Fs +); + +void IVAS_REND_closeCldfb( + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbAna[IVAS_MAX_INPUT_CHANNELS], + IVAS_CLDFB_FILTER_BANK_HANDLE cldfbSyn[IVAS_MAX_OUTPUT_CHANNELS] +); + +void IVAS_REND_cldfbAnalysis_ts_wrapper( + const float *timeIn, /* i : time buffer */ + float realBuffer[IVAS_CLDFB_NO_CHANNELS_MAX], /* o : real value buffer */ + float imagBuffer[IVAS_CLDFB_NO_CHANNELS_MAX], /* o : imag value buffer */ + const int16_t samplesToProcess, /* i : samples to process */ + IVAS_CLDFB_FILTER_BANK_HANDLE h_cldfb /* i : filterbank state */ +); + +void IVAS_REND_cldfbSynthesis_wrapper( + float **realBuffer, /* i : real values */ + float **imagBuffer, /* i : imag values */ + float *timeOut, /* o : output time domain samples */ + const int16_t samplesToProcess, /* i : number of processed samples */ + IVAS_CLDFB_FILTER_BANK_HANDLE h_cldfb /* i : filter bank state */ +); +#endif #ifdef DEBUGGING int32_t IVAS_REND_GetNoCLipping( diff --git a/lib_util/render_config_reader.c b/lib_util/render_config_reader.c index 9ea77d5faf46ba65d6a11833f68f62b36a35ada3..f8d2921d06ca35888d63282d4b3dd40ce781d1a1 100644 --- a/lib_util/render_config_reader.c +++ b/lib_util/render_config_reader.c @@ -1064,7 +1064,11 @@ static void strip_spaces( while ( pStr[read_idx] ) { +#ifdef SPLIT_REND_WITH_HEAD_ROT + if ( !isspace( (int32_t) pStr[read_idx] ) && !iscntrl( (int32_t) pStr[read_idx] ) ) +#else if ( !isspace( pStr[read_idx] ) && !iscntrl( pStr[read_idx] ) ) +#endif { pStr[write_idx++] = pStr[read_idx]; } @@ -1841,6 +1845,10 @@ ivas_error RenderConfigReader_read( uint32_t fgHasMethod, fgHasNBands, fgHasFreqs, fgHasDefaultGrid, fgHasStartFreq, fgHasFreqHop; uint32_t aeHasFgIdx, aeHasPredelay, aeHasRt60, aeHasDsr; uint32_t aeHasERsize, aeHasERabs; +#ifdef SPLIT_REND_WITH_HEAD_ROT + bool dofProvided = false; + bool poseCorrProvided = false; +#endif uint32_t nDP; uint32_t accDPIdx; @@ -2436,6 +2444,142 @@ ivas_error RenderConfigReader_read( free( pValue ); acIdx++; } +#ifdef SPLIT_REND_WITH_HEAD_ROT + else if ( strcmp( chapter, "SPLITREND" ) == 0 && strlen( pParams ) != 0 ) + { + params_idx = 0; + pValue = (char *) calloc( strlen( pParams ), sizeof( char ) ); + while ( sscanf( pParams + params_idx, "%64[^=]=%[^;];", item, pValue ) == 2 ) + { + params_idx += (int32_t) ( strlen( item ) + strlen( pValue ) + 2 ); +#ifdef SPLIT_REND_WITH_HEAD_ROT_DEBUG + fprintf( stderr, " PARAM: %s -> %s\n", item, pValue ); +#endif + if ( strcmp( item, "CODECDELAY" ) == 0 ) + { + if ( !sscanf( pValue, "%hd", &hRenderConfig->split_rend_config.codec_delay_ms ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "HQMODE" ) == 0 ) + { + if ( !sscanf( pValue, "%hd", &hRenderConfig->split_rend_config.hq_mode ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "BITRATE" ) == 0 ) + { + if ( !sscanf( pValue, "%d", &hRenderConfig->split_rend_config.splitRendBitRate ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "DOF" ) == 0 ) + { + dofProvided = true; + if ( !sscanf( pValue, "%hd", &hRenderConfig->split_rend_config.dof ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + /* 0 DOF implies no pose correction */ + if ( hRenderConfig->split_rend_config.dof == 0 && !poseCorrProvided ) + { + hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; + } + } + else if ( strcmp( item, "CODEC" ) == 0 ) + { + if ( strcmp( pValue, "LCLD" ) == 0 ) + { + hRenderConfig->split_rend_config.codec = ISAR_SPLIT_REND_CODEC_LCLD; + } + else if ( strcmp( pValue, "LC3PLUS" ) == 0 ) + { + hRenderConfig->split_rend_config.codec = ISAR_SPLIT_REND_CODEC_LC3PLUS; + } + else + { + errorHandler( pValue, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "FRAMESIZE" ) == 0 ) + { + if ( !sscanf( pValue, "%hd", &hRenderConfig->split_rend_config.codec_frame_size_ms ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + if ( hRenderConfig->split_rend_config.codec_frame_size_ms != 5 && + hRenderConfig->split_rend_config.codec_frame_size_ms != 10 && + hRenderConfig->split_rend_config.codec_frame_size_ms != 20 ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "POSECORRECTION" ) == 0 ) + { + poseCorrProvided = true; + if ( strcmp( pValue, "CLDFB" ) == 0 ) + { + hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_CLDFB; + } + else if ( strcmp( pValue, "NONE" ) == 0 ) + { + hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE; + /* no pose correction implies 0 DOF */ + if ( !dofProvided ) + { + hRenderConfig->split_rend_config.dof = 0; + } + } + else + { + errorHandler( pValue, ERROR_VALUE_INVALID ); + } + } + else if ( strcmp( item, "RENDERER" ) == 0 ) + { + if ( strcmp( pValue, "CREND" ) == 0 ) + { + hRenderConfig->split_rend_config.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_CREND; + } + else if ( strcmp( pValue, "FASTCONV" ) == 0 ) + { + hRenderConfig->split_rend_config.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_FASTCONV; + } + else if ( strcmp( pValue, "PARAMBIN" ) == 0 ) + { + hRenderConfig->split_rend_config.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_PARAMBIN; + } + else if ( strcmp( pValue, "TDREND" ) == 0 ) + { + hRenderConfig->split_rend_config.rendererSelection = ISAR_SPLIT_REND_RENDERER_SELECTION_TDREND; + } + else + { + errorHandler( pValue, ERROR_VALUE_INVALID ); + } + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + else if ( strcmp( item, "LC3PLUS_HIGHRES" ) == 0 ) + { + if ( !sscanf( pValue, "%hd", &hRenderConfig->split_rend_config.lc3plus_highres ) ) + { + errorHandler( item, ERROR_VALUE_INVALID ); + } + } +#endif +#ifdef DEBUGGING + else + { + fprintf( stderr, "Unsupported configuration property %s\n", item ); + } +#endif + } + free( pValue ); + } +#endif else if ( strcmp( chapter, "DIRECTIVITYSETTING" ) == 0 && strlen( pParams ) != 0 ) { diff --git a/lib_util/split_rend_bfi_file_reader.c b/lib_util/split_rend_bfi_file_reader.c new file mode 100644 index 0000000000000000000000000000000000000000..96b78972fe58d72980f7536b46fc12480c599b29 --- /dev/null +++ b/lib_util/split_rend_bfi_file_reader.c @@ -0,0 +1,162 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#include "split_rend_bfi_file_reader.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "prot.h" + +struct SplitRendBFIFileReader +{ + FILE *bfiFile; + int32_t frameCounter; + char *file_path; + bool fileRewind; + bool txtfile; +}; + + +/*-----------------------------------------------------------------------* + * SplitRendBFIFileReader_open() + * + * Allocate and initialize Split Renderer Frameloss file reader + *-----------------------------------------------------------------------*/ + +ivas_error SplitRendBFIFileReader_open( + char *bfiFilePath, /* i : frame loss file name */ + SplitRendBFIFileReader **SplitRendBFIReader /* o : SplitRendBFIFileReader handle */ +) +{ + SplitRendBFIFileReader *self; + FILE *bfiFile; + bool txtfile; + + /* Open bfi file */ + if ( strlen( bfiFilePath ) < 1 ) + { + return IVAS_ERR_FAILED_FILE_OPEN; + } + + bfiFile = fopen( bfiFilePath, "r" ); + + if ( !bfiFile ) + { + return IVAS_ERR_FAILED_FILE_OPEN; + } + + txtfile = ( strcmp( bfiFilePath + strlen( bfiFilePath ) - 4, ".txt" ) ? false : true ); + + self = calloc( sizeof( SplitRendBFIFileReader ), 1 ); + self->bfiFile = bfiFile; + self->frameCounter = 0; + self->file_path = calloc( sizeof( char ), strlen( bfiFilePath ) + 1 ); + strcpy( self->file_path, bfiFilePath ); + self->fileRewind = false; + self->txtfile = txtfile; + + *SplitRendBFIReader = self; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------* + * SplitRendBFIFileReading() + * + * Read values from the bfi file + *-----------------------------------------------------------------------*/ + +ivas_error SplitRendBFIFileReading( + SplitRendBFIFileReader *SplitRendBFIReader, /* i/o: SplitRendBFIFileReader handle */ + int16_t *bfi ) +{ + if ( SplitRendBFIReader->txtfile ? 1 != fscanf( SplitRendBFIReader->bfiFile, "%hd", bfi ) : 1 != fread( bfi, sizeof( *bfi ), 1, SplitRendBFIReader->bfiFile ) ) + { + if ( feof( SplitRendBFIReader->bfiFile ) ) + { + rewind( SplitRendBFIReader->bfiFile ); + SplitRendBFIReader->fileRewind = true; + return SplitRendBFIFileReading( SplitRendBFIReader, bfi ); + } + return IVAS_ERR_FAILED_FILE_PARSE; + } + + ( SplitRendBFIReader->frameCounter )++; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------* + * SplitRendBFIationFileReader_close() + * + * Deallocates memory for the Head-Tracking reader + *-----------------------------------------------------------------------*/ + +void SplitRendBFIFileReader_close( + SplitRendBFIFileReader **SplitRendBFIReader /* i/o: SplitRendBFIFileReader handle */ +) +{ + if ( SplitRendBFIReader == NULL || *SplitRendBFIReader == NULL ) + { + return; + } + + fclose( ( *SplitRendBFIReader )->bfiFile ); + free( ( *SplitRendBFIReader )->file_path ); + free( *SplitRendBFIReader ); + *SplitRendBFIReader = NULL; + + return; +} + + +/*-----------------------------------------------------------------------* + * SplitRendBFIFileReader_getFilePath() + * + * + *-----------------------------------------------------------------------*/ + +const char *SplitRendBFIFileReader_getFilePath( + SplitRendBFIFileReader *SplitRendBFIReader /* i/o: SplitRendBFIFileReader handle */ +) +{ + if ( SplitRendBFIReader == NULL ) + { + return NULL; + } + + return SplitRendBFIReader->file_path; +} +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/lib_util/split_rend_bfi_file_reader.h b/lib_util/split_rend_bfi_file_reader.h new file mode 100644 index 0000000000000000000000000000000000000000..341ef3ed657bab7c6a1f7fd9a9836c36d60106bb --- /dev/null +++ b/lib_util/split_rend_bfi_file_reader.h @@ -0,0 +1,60 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef IVAS_SR_BFI_FILE_READER_H +#define IVAS_SR_BFI_FILE_READER_H + +#include "common_api_types.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT + +typedef struct SplitRendBFIFileReader SplitRendBFIFileReader; + +ivas_error SplitRendBFIFileReader_open( + char *trajFilePath, /* i : head rotation trajectory file name */ + SplitRendBFIFileReader **SplitRendBFIReader /* o : SplitRendBFIFileReader handle */ +); + +ivas_error SplitRendBFIFileReading( + SplitRendBFIFileReader *SplitRendBFIReader, /* i/o: SplitRendBFIFileReader handle */ + int16_t *bfi ); + +void SplitRendBFIFileReader_close( + SplitRendBFIFileReader **SplitRendBFIReader /* i/o: SplitRendBFIFileReader handle */ +); + +const char *SplitRendBFIFileReader_getFilePath( + SplitRendBFIFileReader *SplitRendBFIReader /* i/o: SplitRendBFIFileReader handle */ +); + + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ +#endif /* IVAS_SR_BFI_FILE_READER_H */ diff --git a/lib_util/split_render_file_read_write.c b/lib_util/split_render_file_read_write.c new file mode 100644 index 0000000000000000000000000000000000000000..8a4dea8fde7e8b56e63a0b818c01acf0afd06cca --- /dev/null +++ b/lib_util/split_render_file_read_write.c @@ -0,0 +1,431 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include +#include "options.h" +#include "split_render_file_read_write.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT +#include +#include "prot.h" + + +/*------------------------------------------------------------------------------------------* + * PreProc Macros + *------------------------------------------------------------------------------------------*/ + +#define SPLIT_RENDERER_FRAME_HEADER_LEN ( 12 ) + +/*------------------------------------------------------------------------------------------* + * Type definitions + *------------------------------------------------------------------------------------------*/ + +struct SplitFileReadWrite +{ + FILE *file; + uint32_t delay_ns; +}; + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_reader_open() + * + * open in read mode + *-----------------------------------------------------------------------------------------*/ + +ivas_error split_rend_reader_open( + SplitFileReadWrite **hhSplitRendFileReadWrite, + char *filename, + ISAR_SPLIT_REND_CODEC *codec, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, + int16_t *codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *isar_frame_size_ms, + int32_t *sampling_rate, + int16_t *lc3plus_highres +#endif +) +{ + SplitFileReadWrite *hSplitRendFileReadWrite; + size_t header_len, h; + char header[SPLIT_RENDERER_FRAME_HEADER_LEN] = "MAIN_SPLITH"; + char header_read[SPLIT_RENDERER_FRAME_HEADER_LEN]; + + if ( ( hSplitRendFileReadWrite = (SplitFileReadWrite *) malloc( sizeof( SplitFileReadWrite ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for split rendering writer\n" ) ); + } + + hSplitRendFileReadWrite->file = fopen( filename, "rb" ); + if ( hSplitRendFileReadWrite->file == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_FILE_READ, "\nCould not open split rend metadata file %s\n", filename ) ); + } + + header_len = strlen( header ); + + /*read frame header*/ + for ( h = 0; h < header_len; h++ ) + { + if ( fread( &header_read[h], sizeof( char ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + } + + if ( strncmp( header_read, header, header_len ) ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_FILE_READ, "\nError split rend bitstream main header mismatch\n" ) ); + } + + fread( &hSplitRendFileReadWrite->delay_ns, sizeof( uint32_t ), 1, hSplitRendFileReadWrite->file ); + + /* read codec signalling */ + if ( fread( codec, sizeof( *codec ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + + /* read pose correction signalling */ + if ( fread( poseCorrection, sizeof( *poseCorrection ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + /* read transport codec frame size signalling */ + if ( fread( codec_frame_size_ms, sizeof( *codec_frame_size_ms ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* read isar bitstream frame size signalling */ + if ( fread( isar_frame_size_ms, sizeof( *isar_frame_size_ms ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + /* read sampling rate signalling */ + if ( fread( sampling_rate, sizeof( *sampling_rate ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + /* read LC3plus highres signalling */ + if ( fread( lc3plus_highres, sizeof( *lc3plus_highres ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } +#endif + + *hhSplitRendFileReadWrite = hSplitRendFileReadWrite; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_writer_open() + * + * open in write mode + *-----------------------------------------------------------------------------------------*/ + +ivas_error split_rend_writer_open( + SplitFileReadWrite **hhSplitRendFileReadWrite, + char *filename, + const int16_t delayNumSamples, + const int32_t delayTimeScale, + ISAR_SPLIT_REND_CODEC codec, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection, + int16_t codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + const int16_t isar_frame_size_ms, + const int32_t sampling_rate, + const int16_t lc3plus_highres +#endif +) +{ + SplitFileReadWrite *hSplitRendFileReadWrite; + size_t header_len, h; + char header[SPLIT_RENDERER_FRAME_HEADER_LEN] = "MAIN_SPLITH"; + + if ( filename == NULL ) + { + return IVAS_ERR_UNEXPECTED_NULL_POINTER; + } + + if ( ( hSplitRendFileReadWrite = (SplitFileReadWrite *) malloc( sizeof( SplitFileReadWrite ) ) ) == NULL ) + { + return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for split rendering writer\n" ) ); + } + + hSplitRendFileReadWrite->file = fopen( filename, "wb" ); + if ( hSplitRendFileReadWrite->file == NULL ) + { + return IVAS_ERR_FAILED_FILE_OPEN; + } + + header_len = strlen( header ); + + /* write frame header */ + for ( h = 0; h < header_len; h++ ) + { + if ( fwrite( &header[h], sizeof( char ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_END_OF_FILE; + } + } + hSplitRendFileReadWrite->delay_ns = (int32_t) ( (float) delayNumSamples * 1000000000.0f / (float) delayTimeScale ); + fwrite( &hSplitRendFileReadWrite->delay_ns, sizeof( int32_t ), 1, hSplitRendFileReadWrite->file ); + + /* Write codec signalling */ + if ( fwrite( &codec, sizeof( codec ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + + /* Write pose correction signalling */ + if ( fwrite( &poseCorrection, sizeof( poseCorrection ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + /* Write transport codec frame size signalling */ + if ( fwrite( &codec_frame_size_ms, sizeof( codec_frame_size_ms ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + /* Write isar bit stream frame size signalling */ + if ( fwrite( &isar_frame_size_ms, sizeof( isar_frame_size_ms ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + /* Write sampling rate signalling */ + if ( fwrite( &sampling_rate, sizeof( sampling_rate ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + /* Write LC3plus highres signalling */ + if ( fwrite( &lc3plus_highres, sizeof( lc3plus_highres ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } +#endif + + *hhSplitRendFileReadWrite = hSplitRendFileReadWrite; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_reader_writer_close() + * + * + *-----------------------------------------------------------------------------------------*/ + +void split_rend_reader_writer_close( + SplitFileReadWrite **hhSplitRendFileReadWrite ) +{ + if ( ( *hhSplitRendFileReadWrite ) != NULL ) + { + if ( ( *hhSplitRendFileReadWrite )->file != NULL ) + { + fclose( ( *hhSplitRendFileReadWrite )->file ); + ( *hhSplitRendFileReadWrite )->file = NULL; + } + + free( *hhSplitRendFileReadWrite ); + *hhSplitRendFileReadWrite = NULL; + } + + return; +} + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_write_bitstream_to_file() + * + * + *-----------------------------------------------------------------------------------------*/ + +ivas_error split_rend_write_bitstream_to_file( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint8_t *bits, + int32_t *bits_read, + int32_t *bits_written ) +{ + char header[SPLIT_RENDERER_FRAME_HEADER_LEN] = "SPLIT_FRAME"; + size_t header_len, i, num_bytes; + uint8_t version = 0; + + if ( hSplitRendFileReadWrite == NULL ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + + if ( hSplitRendFileReadWrite->file == NULL ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + + header_len = strlen( header ); + + /* write frame header */ + for ( i = 0; i < header_len; i++ ) + { + if ( fwrite( &header[i], sizeof( char ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + } + + /* Write versioning signalling */ + if ( fwrite( &version, 1, 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + + /* write num bytes */ + if ( fwrite( bits_written, sizeof( int32_t ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + + num_bytes = ( *bits_written + 7 ) >> 3; + if ( fwrite( bits, sizeof( uint8_t ), num_bytes, hSplitRendFileReadWrite->file ) != num_bytes ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + + *bits_read = 0; + *bits_written = 0; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_read_bits_from_file() + * + * + *-----------------------------------------------------------------------------------------*/ + +ivas_error split_rend_read_bits_from_file( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint8_t *bits, + int32_t *bits_read, + int32_t *bits_written ) +{ + char header[SPLIT_RENDERER_FRAME_HEADER_LEN] = "SPLIT_FRAME"; + char header_read[SPLIT_RENDERER_FRAME_HEADER_LEN]; + int32_t header_len, i, num_bytes, bit_len = 0; + uint8_t version; + + if ( hSplitRendFileReadWrite == NULL ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + + if ( hSplitRendFileReadWrite->file == NULL ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + + header_len = (int32_t) strlen( header ); + + /* read frame header */ + for ( i = 0; i < header_len; i++ ) + { + if ( fread( &header_read[i], sizeof( char ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_END_OF_FILE; + } + } + + if ( strncmp( header_read, header, header_len ) ) + { + fprintf( stderr, "Error bitstream frame header mismatch\n" ); + return IVAS_ERR_FAILED_FILE_READ; + } + + /* read versioning signalling */ + if ( fread( &version, 1, 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_WRITE; + } + if ( version != 0 ) + { + fprintf( stderr, "Error bitstream version mismatch\n" ); + return IVAS_ERR_FAILED_FILE_READ; + } + + /* write num bytes */ + if ( fread( &bit_len, sizeof( int32_t ), 1, hSplitRendFileReadWrite->file ) != 1 ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + num_bytes = ( bit_len + 7 ) >> 3; + + if ( fread( bits, sizeof( uint8_t ), num_bytes, hSplitRendFileReadWrite->file ) != (uint32_t) num_bytes ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + for ( i = 0; i < ISAR_SPLIT_REND_ADDITIONAL_BYTES_TO_READ; i++ ) + { + bits[num_bytes + i] = 0; + } + + *bits_read = 0; + *bits_written = bit_len; + + return IVAS_ERR_OK; +} + + +/*-----------------------------------------------------------------------------------------* + * Function split_rend_read_pre_rend_delay_ns() + * + * + *-----------------------------------------------------------------------------------------*/ + +ivas_error split_rend_read_pre_rend_delay_ns( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint32_t *delay_ns ) +{ + if ( hSplitRendFileReadWrite == NULL ) + { + return IVAS_ERR_FAILED_FILE_READ; + } + + *delay_ns = hSplitRendFileReadWrite->delay_ns; + + return IVAS_ERR_OK; +} +#endif /* SPLIT_REND_WITH_HEAD_ROT */ diff --git a/lib_util/split_render_file_read_write.h b/lib_util/split_render_file_read_write.h new file mode 100644 index 0000000000000000000000000000000000000000..1d6529ef2770cde80a6220932206b8e1de14f73a --- /dev/null +++ b/lib_util/split_render_file_read_write.h @@ -0,0 +1,99 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef SPLIT_RENDER_FILE_READ_WRITE_H +#define SPLIT_RENDER_FILE_READ_WRITE_H + +#include "common_api_types.h" +#ifdef SPLIT_REND_WITH_HEAD_ROT + +typedef struct SplitFileReadWrite SplitFileReadWrite; + +/* Allocates and initializes a a split renderer reader instance */ +ivas_error split_rend_reader_open( + SplitFileReadWrite **hhSplitRendFileReadWrite, + char *filename, + ISAR_SPLIT_REND_CODEC *codec, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE *poseCorrection, + int16_t *codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + int16_t *isar_frame_size_ms, + int32_t *sampling_rate, + int16_t *lc3plus_highres +#endif +); + + +/* Allocates and initializes a a split renderer writer instance */ +ivas_error split_rend_writer_open( + SplitFileReadWrite **hhSplitRendFileReadWrite, + char *filename, + const int16_t delayNumSamples, + const int32_t delayTimeScale, + ISAR_SPLIT_REND_CODEC codec, + ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrection, + int16_t codec_frame_size_ms +#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS + , + const int16_t isar_frame_size_ms, + const int32_t sampling_rate, + const int16_t lc3plus_highres +#endif +); + + +/* Closes the split renderer reader/writer and deallocates memory */ +void split_rend_reader_writer_close( + SplitFileReadWrite **hhSplitRendFileReadWrite ); + +/*write split rend coded bitstream to file */ +ivas_error split_rend_write_bitstream_to_file( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint8_t *bits, + int32_t *bits_read, + int32_t *bits_written ); + +/* read split rend coded bits from file */ +ivas_error split_rend_read_bits_from_file( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint8_t *bits, + int32_t *bits_read, + int32_t *bits_written ); + +/* read split pre rend delay */ +ivas_error split_rend_read_pre_rend_delay_ns( + SplitFileReadWrite *hSplitRendFileReadWrite, + uint32_t *delay_ns ); + +#endif /* SPLIT_REND_WITH_HEAD_ROT */ +#endif /* SPLIT_RENDER_FILE_READ_WRITE_H */ diff --git a/lib_util/tsm_scale_file_reader.c b/lib_util/tsm_scale_file_reader.c new file mode 100644 index 0000000000000000000000000000000000000000..fbd1824d9dfd4d7219ad72c18549bc19a9d016a9 --- /dev/null +++ b/lib_util/tsm_scale_file_reader.c @@ -0,0 +1,148 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#include "tsm_scale_file_reader.h" +#include "cmdl_tools.h" +#include +#include +#include + +struct TsmScaleFileReader +{ + FILE *file; + char *file_path; + bool fileRewind; +}; + + +/*---------------------------------------------------------------------* + * TsmScaleFileReader_open() + * + * Allocates memory for an TsmScaleFileReader and opens the file at given path for reading. + *---------------------------------------------------------------------*/ + +/*! r: JbmFileReader handle */ +TsmScaleFileReader *TsmScaleFileReader_open( + const char *filePath /* i : path to CA config file */ +) +{ + TsmScaleFileReader *self; + FILE *file; + + if ( !filePath ) + { + return NULL; + } + + file = fopen( filePath, "rb" ); + + if ( !file ) + { + return NULL; + } + + self = calloc( sizeof( TsmScaleFileReader ), 1 ); + self->file = file; + self->file_path = calloc( sizeof( char ), strlen( filePath ) + 1 ); + strcpy( self->file_path, filePath ); + + return self; +} + + +/*---------------------------------------------------------------------* + * TsmScaleFileReader_readScale() + * + * Read TSM scale entry + *---------------------------------------------------------------------*/ + +ivas_error TsmScaleFileReader_readScale( + TsmScaleFileReader *self, /* i/o: TsmScaleFileReader handle */ + int16_t *scale /* o : scale */ +) +{ + int tmp; + if ( 1 != fscanf( self->file, "%d", &tmp ) ) + { + if ( feof( self->file ) ) + { + rewind( self->file ); + self->fileRewind = true; + return TsmScaleFileReader_readScale( self, scale ); + } + return IVAS_ERR_FAILED_FILE_PARSE; + } + *scale = (int16_t) tmp; + return IVAS_ERR_OK; +} + + +/*---------------------------------------------------------------------* + * JbmFileReader_close() + * + * De-allocates all underlying memory of an JbmFileReader. + *---------------------------------------------------------------------*/ + +void TsmScaleFileReader_close( + TsmScaleFileReader **selfPtr /* i/o: pointer to JbmFileReader handle */ +) +{ + if ( selfPtr == NULL || *selfPtr == NULL ) + { + return; + } + + fclose( ( *selfPtr )->file ); + free( ( *selfPtr )->file_path ); + free( *selfPtr ); + *selfPtr = NULL; + + return; +} + + +/*---------------------------------------------------------------------* + * JbmFileReader_getFilePath() + * + *---------------------------------------------------------------------*/ + +const char *TsmScaleFileReader_getFilePath( + TsmScaleFileReader *self /* i/o: JbmFileReader handle */ +) +{ + if ( self == NULL ) + { + return NULL; + } + + return self->file_path; +} diff --git a/lib_util/tsm_scale_file_reader.h b/lib_util/tsm_scale_file_reader.h new file mode 100644 index 0000000000000000000000000000000000000000..55ee20f8cfdb47fd178bb84f948c833c9b3de10a --- /dev/null +++ b/lib_util/tsm_scale_file_reader.h @@ -0,0 +1,64 @@ +/****************************************************************************************************** + + (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository. All Rights Reserved. + + This software is protected by copyright law and by international treaties. + The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB, + Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD., + Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange, + Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other + contributors to this repository retain full ownership rights in their respective contributions in + the software. This notice grants no license of any kind, including but not limited to patent + license, nor is any license granted by implication, estoppel or otherwise. + + Contributors are required to enter into the IVAS codec Public Collaboration agreement before making + contributions. + + This software is provided "AS IS", without any express or implied warranties. The software is in the + development stage. It is intended exclusively for experts who have experience with such software and + solely for the purpose of inspection. All implied warranties of non-infringement, merchantability + and fitness for a particular purpose are hereby disclaimed and excluded. + + Any dispute, controversy or claim arising under or in relation to providing this software shall be + submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in + accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and + the United Nations Convention on Contracts on the International Sales of Goods. + +*******************************************************************************************************/ + +#ifndef IVAS_TSM_SCALE_FILE_READER_H +#define IVAS_TSM_SCALE_FILE_READER_H + +#include "common_api_types.h" + +/* clang-format off */ + +typedef struct TsmScaleFileReader TsmScaleFileReader; + + +/*! r: TsmScaleFileReader handle */ +TsmScaleFileReader *TsmScaleFileReader_open( + const char *filePath /* i : path to TSM scale file */ +); + +ivas_error TsmScaleFileReader_readScale( + TsmScaleFileReader* self, /* i/o: TsmScaleFileReader handle */ + int16_t *scale /* o : next scale */ +); + +void TsmScaleFileReader_close( + TsmScaleFileReader **selfPtr /* i/o: pointer to TsmScaleFileReader handle */ +); + +/*! r: path to the currently opened file or NULL if `self` is NULL */ +const char *TsmScaleFileReader_getFilePath( + TsmScaleFileReader* self /* i/o: TsmScaleFileReader handle */ +); + +/* clang-format on */ + +#endif /* IVAS_TSM_SCALE_FILE_READER_H */