Merge remote-tracking branch 'origin/main' into... (98cade9b) · Commits · IVAS Codec Public Collaboration / IVAS Codec

.gitignore

+0 −8

Original line number	Diff line number	Diff line
		@@ -4,7 +4,6 @@
		IVAS_cod
		IVAS_dec
		IVAS_rend
		IVAS_crend_unit_test
		obj/
		*.a
		*.o
		@@ -17,7 +16,6 @@ build//
		IVAS_cod.exe
		IVAS_dec.exe
		IVAS_rend.exe
		IVAS_crend_unit_test.exe
		*.user
		.vs/
		Debug_*/
		@@ -25,12 +23,6 @@ Release_*/
		*.obj
		*.pdb

		# Unittests
		scripts/ivas_pytests/tests/unit_tests/crend/IVAS_crend_unit_test
		scripts/ivas_pytests/tests/unit_tests/crend/IVAS_crend_unit_test.exe
		scripts/ivas_pytests/tests/unit_tests/crend/Debug_*/
		scripts/ivas_pytests/tests/unit_tests/crend/Release_*/

		# Standalone TD object renderer
		scripts/td_object_renderer/object_renderer_standalone/renderer_standalone
		scripts/td_object_renderer/object_renderer_standalone/renderer_standalone.exe

.gitlab-ci.yml

+28 −1

Original line number	Diff line number	Diff line
		@@ -266,6 +266,7 @@ build-codec-instrumented-linux:
		extends:
		- .build-job-linux
		- .rules-basis
		timeout: "6 minutes"
		script:
		- *print-common-info
		- bash ci/build_codec_instrumented_linux.sh
		@@ -658,12 +659,38 @@ clang-format-check:
		name: "$ARTIFACT_BASE_NAME"
		expose_as: 'formatting patch'

		# check for crashes if first received frame on decoder side is an SID
		.check-first-frame-is-sid:
		extends:
		- .test-job-linux-needs-testv-dir
		- .rules-merge-request
		tags:
		- ivas-linux
		stage: test
		needs: ["build-codec-linux-cmake"]
		script:
		- *print-common-info
		- *update-ltv-repo
		- cmake .
		- make -j

		# TODO: for some MASA modes, we currently do not have testvectors that actually trigger DTX
		- modes=$(scripts/runIvasCodec.py -l \| grep dtx \| grep -v MASA)
		- echo $modes
		- scripts/runIvasCodec.py -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 500
		artifacts:
		paths:
		- out/logs
		when: on_failure
		name: "$CI_JOB_NAME--$CI_MERGE_REQUEST_IID--sha-$CI_COMMIT_SHORT_SHA--sidstart"
		expose_as: "logs-sidstart"

		# ---------------------------------------------------------------
		# Test jobs for main branch
		# ---------------------------------------------------------------

		# check bitexactness to EVS windows binaries
		be-2-evs-windows:
		.be-2-evs-windows: # Temporarily disabled -- Ericsson Windows runner used for HL activities which the reduces capacity for this job. To be resumed after selection
		extends:
		- .rules-main-push
		tags:

apps/encoder.c

+33 −1

Original line number	Diff line number	Diff line
		@@ -98,6 +98,9 @@ typedef struct
		char *outputBitstreamFilename;
		int32_t inputFs;
		IVAS_ENC_INPUT_FORMAT inputFormat;
		#ifdef BINAURAL_AUDIO_CMDLINE
		bool is_binaural;
		#endif
		EncInputFormatConfig inputFormatConfig;
		bool max_bwidth_user;
		IVAS_ENC_BANDWIDTH maxBandwidth;
		@@ -362,17 +365,29 @@ int main(
		switch ( arg.inputFormat )
		{
		case IVAS_ENC_INPUT_MONO:
		#ifdef BINAURAL_AUDIO_CMDLINE
		if ( ( error = IVAS_ENC_ConfigureForMono( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig, caConfig, arg.inputFormatConfig.stereoToMonoDownmix, arg.is_binaural ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = IVAS_ENC_ConfigureForMono( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig, caConfig, arg.inputFormatConfig.stereoToMonoDownmix ) ) != IVAS_ERR_OK )
		#endif
		{
		fprintf( stderr, "\nIVAS_ENC_ConfigureForMono failed: %s\n\n", IVAS_ENC_GetErrorMessage( error ) );
		goto cleanup;
		}
		break;
		case IVAS_ENC_INPUT_STEREO:
		#ifdef BINAURAL_AUDIO_CMDLINE
		#ifdef DEBUGGING
		if ( ( error = IVAS_ENC_ConfigureForStereo( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig, arg.is_binaural, arg.inputFormatConfig.stereoMode ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = IVAS_ENC_ConfigureForStereo( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig, arg.is_binaural ) ) != IVAS_ERR_OK )
		#endif
		#else
		#ifdef DEBUGGING
		if ( ( error = IVAS_ENC_ConfigureForStereo( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig, arg.inputFormatConfig.stereoMode ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = IVAS_ENC_ConfigureForStereo( hIvasEnc, arg.inputFs, totalBitrate, arg.max_bwidth_user, bandwidth, arg.dtxConfig ) ) != IVAS_ERR_OK )
		#endif
		#endif
		{
		fprintf( stderr, "\nIVAS_ENC_ConfigureForStereo failed: %s\n\n", IVAS_ENC_GetErrorMessage( error ) );
		@@ -865,6 +880,9 @@ static void initArgStruct( EncArguments *arg )
		arg->outputBitstreamFilename = NULL;
		arg->inputFs = 0;
		arg->inputFormat = IVAS_ENC_INPUT_MONO;
		#ifdef BINAURAL_AUDIO_CMDLINE
		arg->is_binaural = false;
		#endif
		arg->inputFormatConfig.stereoToMonoDownmix = false;
		arg->max_bwidth_user = false;
		arg->maxBandwidth = IVAS_ENC_BANDWIDTH_UNDEFINED;
		@@ -1207,6 +1225,16 @@ static bool parseCmdlIVAS_enc(
		* IVAS Formats
		-----------------------------------------------------------------/

		#ifdef BINAURAL_AUDIO_CMDLINE
		else if ( strcmp( argv_to_upper, "-BINAURAL" ) == 0 )
		{
		i++;
		if ( strcmp( argv_to_upper, "-BINAURAL" ) == 0 )
		{
		arg->is_binaural = true;
		}
		}
		#endif
		else if ( strcmp( argv_to_upper, "-STEREO" ) == 0 )
		{
		i++;
		@@ -1487,9 +1515,10 @@ static bool parseCmdlIVAS_enc(
		{
		arg->inputFormat = IVAS_ENC_INPUT_MONO;
		arg->inputFormatConfig.stereoToMonoDownmix = true;

		i++;
		}
		else if ( strcmp( argv_to_upper, "-BYPASS" ) == 0 ) // VE: should be renamed to "-pca"
		else if ( strcmp( argv_to_upper, "-BYPASS" ) == 0 ) // TODO: should be renamed to "-pca"
		{
		i++;
		if ( i < argc - 4 )
		@@ -1674,6 +1703,9 @@ static void usage_enc( void )
		fprintf( stdout, "Options:\n" );
		fprintf( stdout, "--------\n" );
		fprintf( stdout, "EVS mono is default, for IVAS choose one of the following: -stereo, -ism, -sba, -masa, -mc\n" );
		#ifdef BINAURAL_AUDIO_CMDLINE
		fprintf( stdout, "-binaural : Optional indication that input is binaural audio (to be used with -stereo or -stereo_dmx_evs)\n" );
		#endif
		fprintf( stdout, "-stereo : Stereo format \n" );
		fprintf( stdout, "-ism (+)Ch Files : ISM format \n" );
		fprintf( stdout, " where Ch specifies the number of ISMs (1-4)\n" );

apps/renderer.c

+280 −3

Original line number	Diff line number	Diff line
		@@ -88,6 +88,15 @@ typedef struct
		uint16_t durationCounters[RENDERER_MAX_ISM_INPUTS]; /* Number of frames spent at current position */
		} IsmPositionProvider;

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		typedef struct
		{
		float lfe_azi;
		float lfe_ele;
		float lfe_gain_dB;
		char lfe_routing_mtx[FILENAME_MAX];
		} LfeRoutingConfig;
		#endif
		typedef struct
		{
		IVAS_REND_AudioConfig audioConfig;
		@@ -242,7 +251,11 @@ static const CmdLnParser_Option cliOptions[] = {
		.id = CmdLnOptionId_nonDiegeticPan,
		.match = "non_diegetic_pan",
		.matchShort = "ndp",
		#ifdef FIX_TODO_NON_DIEGETIC_PAN_NOT_IMPLELENTED_IN_RENDERER
		.description = "Panning mono non diegetic sound to stereo -90<= pan <= 90\nleft or l or 90->left, right or r or -90->right, center or c or 0 ->middle\n",
		#else
		.description = "Panning mono non diegetic sound to stereo -90<= pan <= 90\nleft or l or 90->left, right or r or -90->right, center or c or 0 ->middle\n(todo: implementation)",
		#endif
		},
		{
		.id = CmdLnOptionId_orientationTracking,
		@@ -301,7 +314,11 @@ static const int32_t numCliOptions = sizeof( cliOptions ) / sizeof( CmdLnParser_

		static IVAS_REND_AudioConfig ambisonicsOrderToEnum( const int16_t order );

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		static void parseSceneDescriptionFile( char path, char audioFilePath, InputConfig inConfig, IsmPositionProvider positionProvider, MasaFileReader masaReaders, LfeRoutingConfig lfeRoutingConfigs );
		#else
		static void parseSceneDescriptionFile( char path, char audioFilePath, InputConfig inConfig, IsmPositionProvider positionProvider, MasaFileReader **masaReaders );
		#endif

		static ivas_error parseCustomLayoutFile( const char filePath, IVAS_CUSTOM_LS_DATA pLsSetupCustom );

		@@ -313,6 +330,11 @@ static void IsmPositionProvider_getNextFrame( IsmPositionProvider *positionProvi

		static void IsmPositionProvider_close( IsmPositionProvider *positionProvider );

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		static LfeRoutingConfig *LfeRoutingConfig_open( void );
		static void LfeRoutingConfig_close( LfeRoutingConfig *lfeRoutingCfg );
		#endif

		static void readFromShorthandMetadata( IsmPositionProvider positionProvider, ObjectPositionBuffer objectMetadataBuffer, const uint32_t objIdx );

		void getMetadataFromFileReader( IsmFileReader ismReader, ObjectPositionBuffer objectMetadataBuffer, const uint32_t objIdx );
		@@ -331,7 +353,11 @@ static int8_t parseInt32( const char line, int32_t ret );

		static void parseObjectPosition( char line, IVAS_REND_AudioObjectPosition position, uint16_t *positionDuration );

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		static void parseMetadata( char metadataString, char inDir, InputConfig inConfig, IsmPositionProvider positionProvider, MasaFileReader masaReaders, LfeRoutingConfig lfeRoutingConfigs );
		#else
		static void parseMetadata( char metadataString, char inDir, InputConfig inConfig, IsmPositionProvider positionProvider, MasaFileReader **masaReaders );
		#endif

		static ivas_error parseLfePanMtxFile( const char lfeRoutingMatrixFilePath, IVAS_REND_LfePanMtx lfePanMtx );

		@@ -520,6 +546,9 @@ int main(
		HeadRotFileReader *referenceRotReader = NULL;
		hrtfFileReader *hrtfFileReader = NULL;
		IsmPositionProvider *positionProvider;
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		LfeRoutingConfig *lfeRoutingConfigs[RENDERER_MAX_MC_INPUTS];
		#endif
		RenderConfigReader *renderConfigReader = NULL;
		MasaFileReader *masaReaders[RENDERER_MAX_MASA_INPUTS];
		IVAS_MASA_METADATA_HANDLE hMasaMetadata[RENDERER_MAX_MASA_INPUTS];
		@@ -554,6 +583,13 @@ int main(
		hMasaMetadata[i] = NULL;
		}

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		for ( i = 0; i < RENDERER_MAX_MC_INPUTS; ++i )
		{
		lfeRoutingConfigs[i] = NULL;
		}
		#endif

		CmdlnArgs args = parseCmdlnArgs( argc, argv );

		if ( args.nonDiegeticPan && !( ( args.inConfig.numAudioObjects == 0 && args.inConfig.multiChannelBuses[0].audioConfig == IVAS_REND_AUDIO_CONFIG_MONO ) \|\|
		@@ -626,7 +662,16 @@ int main(
		if ( args.sceneDescriptionInput )
		{
		/* With scene description input, inputFilePath is the path to the scene description file. Parse it. */
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseSceneDescriptionFile( args.inputFilePath,
		audioFilePath,
		&args.inConfig,
		positionProvider,
		masaReaders,
		lfeRoutingConfigs );
		#else
		parseSceneDescriptionFile( args.inputFilePath, audioFilePath, &args.inConfig, positionProvider, masaReaders );
		#endif
		}
		else
		{
		@@ -749,7 +794,6 @@ int main(
		/* parse input LFE panning matrix */
		if ( args.lfeCustomRoutingEnabled && !isEmptyString( args.inLfePanningMatrixFile ) )
		{
		/* TODO tmu: how should we handle this on CLI for multiple MC inputs? */
		if ( ( error = parseLfePanMtxFile( args.inLfePanningMatrixFile, &lfePanMatrix ) ) != IVAS_ERR_OK )
		{
		fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) );
		@@ -771,7 +815,6 @@ int main(
		exit( -1 );
		}

		/* TODO(sgi): Command line only supports one custom LS input for now, extend */
		if ( args.inConfig.multiChannelBuses[i].audioConfig == IVAS_REND_AUDIO_CONFIG_LS_CUSTOM )
		{
		if ( ( error = IVAS_REND_ConfigureCustomInputLoudspeakerLayout( hIvasRend, mcIds[i], args.inConfig.inSetupCustom ) ) != IVAS_ERR_OK )
		@@ -785,7 +828,11 @@ int main(
		{
		if ( args.lfePanningEnabled )
		{
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		fprintf( stderr, "Warning: LFE position specified as well as panning matrix! Ignoring position and using gains from panning matrix\n" );
		#else
		fprintf( stdout, "Warning LFE position specified as well as panning matrix! Ignoring position and using gains from panning matrix\n" );
		#endif
		args.lfePanningEnabled = false;
		}

		@@ -804,6 +851,39 @@ int main(
		exit( -1 );
		}
		}
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		else
		{
		/* check for configuration from scene description file */
		if ( lfeRoutingConfigs[i] != NULL )
		{
		/* prioritise panning matrix if configured */
		if ( !isEmptyString( lfeRoutingConfigs[i]->lfe_routing_mtx ) )
		{
		if ( ( error = parseLfePanMtxFile( lfeRoutingConfigs[i]->lfe_routing_mtx, &lfePanMatrix ) ) != IVAS_ERR_OK )
		{
		fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) );
		exit( -1 );
		}

		if ( ( error = IVAS_REND_SetInputLfeMtx( hIvasRend, mcIds[i], (const IVAS_REND_LfePanMtx *) &lfePanMatrix ) ) != IVAS_ERR_OK )
		{
		fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) );
		exit( -1 );
		}
		}
		/* set position based gains */
		else
		{
		if ( ( error = IVAS_REND_SetInputLfePos( hIvasRend, mcIds[i], lfeRoutingConfigs[i]->lfe_gain_dB, lfeRoutingConfigs[i]->lfe_azi, lfeRoutingConfigs[i]->lfe_ele ) ) != IVAS_ERR_OK )
		{
		fprintf( stderr, "Error: %s\n", ivas_error_to_string( error ) );
		exit( -1 );
		}
		}
		}
		}
		#endif
		}

		for ( i = 0; i < args.inConfig.numAudioObjects; ++i )
		@@ -987,7 +1067,7 @@ int main(
		else
		{
		error = IVAS_REND_SetHeadRotation( hIvasRend, NULL, NULL );
		if ( ( error != IVAS_ERR_OK ) && ( error != IVAS_ERR_INVALID_OUTPUT_FORMAT ) ) // VE: TBC
		if ( error != IVAS_ERR_OK && error != IVAS_ERR_INVALID_OUTPUT_FORMAT )
		{
		fprintf( stderr, "Error setting Head Rotation: %s\n", ivas_error_to_string( error ) );
		exit( -1 );
		@@ -1164,6 +1244,12 @@ int main(
		{
		MasaFileReader_close( &masaReaders[i] );
		}
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		for ( i = 0; i < RENDERER_MAX_MC_INPUTS; ++i )
		{
		LfeRoutingConfig_close( lfeRoutingConfigs[i] );
		}
		#endif
		AudioFileReader_close( &audioReader );
		AudioFileWriter_close( &audioWriter );
		HeadRotationFileReader_close( &headRotReader );
		@@ -1675,8 +1761,13 @@ static CmdlnArgs defaultArgs(

		args.lfePanningEnabled = false;
		args.lfeConfigGain = 1.0f;
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		args.lfeConfigAzimuth = 0.f;
		args.lfeConfigElevation = 0.f;
		#else
		args.lfeConfigAzimuth = 0;
		args.lfeConfigElevation = 0;
		#endif

		args.lfeCustomRoutingEnabled = false;
		clearString( args.inLfePanningMatrixFile );
		@@ -1859,6 +1950,34 @@ IsmPositionProvider *IsmPositionProvider_open(
		return ipp;
		}

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		LfeRoutingConfig *LfeRoutingConfig_open(
		void )
		{
		LfeRoutingConfig *lrc;

		lrc = (LfeRoutingConfig *) malloc( sizeof( LfeRoutingConfig ) );
		lrc->lfe_azi = 0.f;
		lrc->lfe_ele = 0.f;
		lrc->lfe_gain_dB = 0.f;
		lrc->lfe_routing_mtx[0] = '\0';

		return lrc;
		}

		void LfeRoutingConfig_close(
		LfeRoutingConfig *lfeRoutingCfg )
		{
		if ( lfeRoutingCfg != NULL )
		{

		free( lfeRoutingCfg );
		}

		return;
		}
		#endif

		void getMetadataFromFileReader(
		IsmFileReader *ismReader,
		ObjectPositionBuffer *objectMetadataBuffer,
		@@ -2148,6 +2267,12 @@ static int8_t parseInt32(

		static void parseOptionalInputValues(
		char *line,
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		float *lfe_gain_dB,
		float *lfe_pos_azi,
		float *lfe_pos_ele,
		char *lfe_pan_mtx_filename,
		#endif
		float *gain_dB )
		{
		char *parse_pos;
		@@ -2159,6 +2284,24 @@ static void parseOptionalInputValues(

		/* Set default values, in case some values are not specified */
		*gain_dB = 0.f;
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		if ( lfe_gain_dB != NULL )
		{
		*lfe_gain_dB = 0.f;
		}
		if ( lfe_pos_azi != NULL )
		{
		*lfe_pos_azi = 0.f;
		}
		if ( lfe_pos_ele != NULL )
		{
		*lfe_pos_ele = 0.f;
		}
		if ( lfe_pan_mtx_filename != NULL )
		{
		*lfe_pan_mtx_filename = '\0';
		}
		#endif

		/* Save parsing position - will have to be passed to strtok to resume parsing after using strtok with non-NULL value below */
		parse_pos = readNextMetadataChunk( line, "\n" );
		@@ -2175,10 +2318,50 @@ static void parseOptionalInputValues(

		if ( *endptr != '\0' )
		{
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		fprintf( stderr, "Cannot parse string \"%s\" as a float value\n", value );
		#else
		fprintf( stderr, "Cannot parse string string \"%s\" as a float value\n", value );
		#endif
		exit( -1 );
		}
		}
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		else if ( ( strcmp( key, "lfe_gain_dB" ) == 0 ) && lfe_gain_dB != NULL )
		{
		*lfe_gain_dB = (float) strtod( value, &endptr );

		if ( *endptr != '\0' )
		{
		fprintf( stderr, "Cannot parse string \"%s\" as a float value\n", value );
		exit( -1 );
		}
		}
		else if ( ( strcmp( key, "lfe_azi" ) == 0 ) && lfe_pos_azi != NULL )
		{
		*lfe_pos_azi = (float) strtod( value, &endptr );

		if ( *endptr != '\0' )
		{
		fprintf( stderr, "Cannot parse string \"%s\" as a float value\n", value );
		exit( -1 );
		}
		}
		else if ( ( strcmp( key, "lfe_ele" ) == 0 ) && lfe_pos_ele != NULL )
		{
		*lfe_pos_ele = (float) strtod( value, &endptr );

		if ( *endptr != '\0' )
		{
		fprintf( stderr, "Cannot parse string \"%s\" as a float value\n", value );
		exit( -1 );
		}
		}
		else if ( strcmp( key, "lfe_matrix" ) == 0 )
		{
		strncpy( lfe_pan_mtx_filename, value, FILENAME_MAX - 1 );
		}
		#endif
		else
		{
		fprintf( stderr, "Unsupported optional key: %s\n", key );
		@@ -2264,7 +2447,11 @@ static void parseIsm(
		}

		/* Read optional values */
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseOptionalInputValues( line, NULL, NULL, NULL, NULL, &inConfig->audioObjects[idx].gain_dB );
		#else
		parseOptionalInputValues( line, &inConfig->audioObjects[idx].gain_dB );
		#endif

		return;
		}
		@@ -2285,7 +2472,11 @@ static void parseSba(
		inConfig->ambisonicsBuses[idx].audioConfig = ambisonicsOrderToEnum( ambiOrder );

		/* Read optional values */
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseOptionalInputValues( line, NULL, NULL, NULL, NULL, &inConfig->ambisonicsBuses[idx].gain_dB );
		#else
		parseOptionalInputValues( line, &inConfig->ambisonicsBuses[idx].gain_dB );
		#endif

		return;
		}
		@@ -2293,6 +2484,9 @@ static void parseSba(
		static void parseMc(
		char *line,
		InputConfig *inConfig,
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		LfeRoutingConfig **lfeRoutingConfigs,
		#endif
		const int32_t idx )
		{
		readNextMetadataChunk( line, "\n" );
		@@ -2301,17 +2495,70 @@ static void parseMc(

		readNextMetadataChunk( line, "\n" );
		IVAS_REND_AudioConfig cfg = parseAudioConfig( line );
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		/* Try to use the given string as a path to a custom loudspeaker layout file. */
		if ( cfg == IVAS_REND_AUDIO_CONFIG_UNKNOWN )
		{
		ivas_error error = parseCustomLayoutFile( line, &inConfig->inSetupCustom );

		if ( error != IVAS_ERR_OK )
		{
		fprintf( stderr, "Error while parsing input format %s\n", line );
		exit( -1 );
		}
		inConfig->numMultiChannelBuses = 1;
		inConfig->multiChannelBuses[idx].audioConfig = IVAS_REND_AUDIO_CONFIG_LS_CUSTOM;
		inConfig->multiChannelBuses[idx].inputChannelIndex = 0;
		inConfig->multiChannelBuses[idx].gain_dB = 0.0f;
		}
		#else
		if ( cfg == IVAS_REND_AUDIO_CONFIG_LS_CUSTOM )
		{
		parseCustomLayoutFile( line, &inConfig->inSetupCustom );
		}
		#endif
		else
		{
		inConfig->multiChannelBuses[idx].audioConfig = cfg;
		}

		/* Read optional values */
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		bool lfe_panningEnabled;
		float lfe_gain_dB, lfe_azi, lfe_ele;
		char lfe_routing_mtx[FILENAME_MAX];

		parseOptionalInputValues( line, &lfe_gain_dB, &lfe_azi, &lfe_ele, lfe_routing_mtx, &inConfig->multiChannelBuses[idx].gain_dB );

		lfe_panningEnabled = ( lfe_gain_dB != 0.f \|\| lfe_azi != 0.f \|\| lfe_ele != 0.f ) ? true : false;

		if ( lfe_panningEnabled && !isEmptyString( lfe_routing_mtx ) )
		{
		fprintf( stderr, "Warning: LFE position specified as well as panning matrix! Ignoring position and using gains from panning matrix\n" );
		lfe_panningEnabled = false;
		}

		if ( lfe_panningEnabled \|\| !isEmptyString( lfe_routing_mtx ) )
		{
		/* a configuration was specified, set the values */
		lfeRoutingConfigs[idx] = LfeRoutingConfig_open();

		if ( lfe_panningEnabled )
		{
		lfeRoutingConfigs[idx]->lfe_gain_dB = lfe_gain_dB;
		lfeRoutingConfigs[idx]->lfe_azi = lfe_azi;
		lfeRoutingConfigs[idx]->lfe_ele = lfe_ele;
		}

		if ( !isEmptyString( lfe_routing_mtx ) )
		{
		strncpy( lfeRoutingConfigs[idx]->lfe_routing_mtx, lfe_routing_mtx, FILENAME_MAX );
		convert_backslash( lfeRoutingConfigs[idx]->lfe_routing_mtx );
		}
		}
		#else
		parseOptionalInputValues( line, &inConfig->multiChannelBuses[idx].gain_dB );
		#endif

		return;
		}
		@@ -2352,7 +2599,11 @@ static void parseMasa(
		}

		/* Read optional values */
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseOptionalInputValues( line, NULL, NULL, NULL, NULL, &inConfig->masaBuses[idx].gain_dB );
		#else
		parseOptionalInputValues( line, &inConfig->masaBuses[idx].gain_dB );
		#endif

		return;
		}
		@@ -2393,7 +2644,12 @@ static void parseMetadata(
		char *inDir,
		InputConfig *inConfig,
		IsmPositionProvider *positionProvider,
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		MasaFileReader **masaReaders,
		LfeRoutingConfig **lfeRoutingConfigs )
		#else
		MasaFileReader **masaReaders )
		#endif
		{
		char line[RENDERER_MAX_METADATA_LINE_LENGTH];
		char *delimiter;
		@@ -2445,7 +2701,11 @@ static void parseMetadata(
		fprintf( stderr, "Metadata exceeds the supported number of MC inputs\n" );
		exit( -1 );
		}
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseMc( line, inConfig, lfeRoutingConfigs, counterChannelAudioObjects - 1 );
		#else
		parseMc( line, inConfig, counterChannelAudioObjects - 1 );
		#endif
		}
		else if ( strcmp( line, "SBA" ) == 0 )
		{
		@@ -2513,7 +2773,12 @@ static void parseSceneDescriptionFile(
		char *audioFilePath,
		InputConfig *inConfig,
		IsmPositionProvider *positionProvider,
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		MasaFileReader **masaReaders,
		LfeRoutingConfig **lfeRoutingConfigs )
		#else
		MasaFileReader **masaReaders )
		#endif
		{
		uint32_t inAudioFilePathLen;
		char inAudioFilePath[FILENAME_MAX];
		@@ -2542,7 +2807,11 @@ static void parseSceneDescriptionFile(
		strcpy( audioFilePath, inDir );
		strncat( audioFilePath, inAudioFilePath, inAudioFilePathLen );

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		parseMetadata( mtdStr, inDir, inConfig, positionProvider, masaReaders, lfeRoutingConfigs );
		#else
		parseMetadata( mtdStr, inDir, inConfig, positionProvider, masaReaders );
		#endif

		return;
		}
		@@ -2605,8 +2874,16 @@ static ivas_error parseLfePanMtxFile(
		set_zero( ( *lfePanMtx )[lfe_in], IVAS_MAX_OUTPUT_CHANNELS );
		}

		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		for ( lfe_in = 0; lfe_in < IVAS_MAX_INPUT_LFE_CHANNELS; lfe_in++ )
		#else
		for ( lfe_in = 0, ch_out = 0; lfe_in < IVAS_MAX_INPUT_LFE_CHANNELS; lfe_in++ )
		#endif
		{
		#ifdef FIX_296_CFG_LFE_SCENE_DESC
		ch_out = 0;

		#endif
		/* if EOF or a blank line is encountered, simply return */
		if ( ( fgets( line, 200, mtxFile ) == NULL ) && ( strcmp( line, "\n" ) == 0 ) && ( strcmp( line, "\r\n" ) == 0 ) )
		{

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