Commit e6407619 authored by Anika Treffehn's avatar Anika Treffehn
Browse files

changed sta file handling

parent b89b403b

README.md

+2 −2
Original line number Diff line number Diff line
@@ -226,8 +226,8 @@ input: 
### e.g. frame error insertion or transport simulation for JBM testing

### can be given globally or in individual conditions of type ivas or evs

# tx:

    ### REQUIRED: Type of bitstream processing; possible types: "jbm" or "fer"

    #type: "jbm"

    ### REQUIRED: Type of bitstream processing; possible types: "JBM" or "FER"

    #type: "JBM"

    

    ### JBM

    ### REQUIRED: either error_pattern or error_profile

examples/TEMPLATE.yml

+2 −2
Original line number Diff line number Diff line
@@ -96,8 +96,8 @@ input: 
### e.g. frame error insertion or transport simulation for JBM testing

### can be given globally here or in individual conditions of type ivas or evs

# tx:

    ### REQUIRED: Type of bitstream processing; possible types: "jbm" or "fer"

    #type: "jbm"

    ### REQUIRED: Type of bitstream processing; possible types: "JBM" or "FER"

    #type: "JBM"

    

    ### JBM

    ### REQUIRED: either error_pattern or error_profile

ivas_processing_scripts/audiotools/wrappers/gen_patt.py

+20 −11
Original line number Diff line number Diff line
@@ -108,7 +108,6 @@ def create_error_pattern( 
) -> None:

    """

    Creates error pattern with desired frame error rate for bitstream processing

    For 3, 5, 6 and 10 percent FER the results are deterministic



    Parameters

    ----------
@@ -124,16 +123,26 @@ def create_error_pattern( 


    with TemporaryDirectory() as tmp_dir:

        tmp_dir = Path(tmp_dir)

        if frame_error_rate in LIST_FER:

            # copy sta file

            sta_file = ERROR_PATTERNS_DIR.joinpath(f"sta_{int(frame_error_rate)}")

            tmp_sta_file = tmp_dir.joinpath("sta")

            shutil.copyfile(sta_file, tmp_sta_file)



        else:

            warnings.warn(

                f"Frame error rate {frame_error_rate}% is not a default rate. Error pattern is random and not deterministic."

            )

        sta_file = ERROR_PATTERNS_DIR.joinpath(f"sta_template")

        tmp_sta_file = tmp_dir.joinpath("sta")

        # TODO: compute seed

        seed = 0

        # open file and modify

        lines = []

        with open(sta_file, "r") as sta_file_txt:

            lines.append(sta_file_txt.readline())  # not changed

            lines.append(f"{sta_file_txt.readline()[:-2]}{frame_error_rate/100}\n")

            lines.append(sta_file_txt.readline())  # not changed

            lines.append(f"{sta_file_txt.readline()[:-2]}{seed}\n")

            lines.append(sta_file_txt.readline())  # not changed

            lines.append(f"{sta_file_txt.readline()[:-2]}{1-(frame_error_rate/100*2)}\n")

            lines.append(sta_file_txt.readline())  # not changed

            lines.append(f"{sta_file_txt.readline()[:-2]}{1-(frame_error_rate/100*2)}\n")

            lines.append(sta_file_txt.readline())  # not changed



        with open(tmp_sta_file, "w") as tmp_sta_file_txt:

            tmp_sta_file_txt.write("".join(lines))



        gen_patt(

            len_sig=len_sig,

ivas_processing_scripts/error_patterns/sta_10

deleted100644 → 0
+0 −9
Original line number Diff line number Diff line 
EID

BER           = 0.100000

GAMMA         = 0.000000

RAN-seed      = 0x356007f8

Current State = B

GOOD->GOOD    = 0.800000

GOOD->BAD     = 1.000000

BAD ->GOOD    = 0.800000

BAD ->BAD     = 1.000000

ivas_processing_scripts/error_patterns/sta_5

deleted100644 → 0
+0 −9
Original line number Diff line number Diff line 
EID

BER           = 0.050000

GAMMA         = 0.000000

RAN-seed      = 0x6d30b654

Current State = G

GOOD->GOOD    = 0.900000

GOOD->BAD     = 1.000000

BAD ->GOOD    = 0.900000

BAD ->BAD     = 1.000000