Merge remote-tracking branch 'remotes/origin/ivas-float-update' into 1870-ref-PortFlpMr1860 (1fbb7e93) · Commits · SA4 / Audio / IVAS BASOP

lib_com/ivas_prot.h

+17 −1

Original line number	Diff line number	Diff line
		@@ -3220,6 +3220,9 @@ void ivas_qmetadata_enc_sid_encode(
		BSTR_ENC_HANDLE hMetaData, /* i/o: metadata bitstream handle */
		IVAS_QMETADATA q_metadata, / i/o: metadata handle */
		const int16_t masa_sid_descriptor, /* i : description of MASA SID coding structure*/
		#ifdef NONBE_FIX_1052_SBA_EXT
		const int16_t nchan_transport, /* i : number of transport channels */
		#endif
		const int16_t ivas_format /* i : ivas format */
		);

		@@ -3523,6 +3526,13 @@ int16_t ivas_sba_get_nchan_metadata(
		const int32_t ivas_total_brate /* i : IVAS total bitrate */
		);

		#ifdef NONBE_FIX_1052_SBA_EXT
		/! r: number of bits in SPAR SID frame /
		int16_t ivas_sba_spar_sid_bitlen(
		const int16_t nchan_transport /* i : number of transport channels */
		);
		#endif

		void ivas_sba_get_spar_hoa_ch_ind(
		const int16_t num_md_chs, /* i : number of MD channels */
		const int32_t ivas_total_brate, /* i : IVAS total bitrate */
		@@ -3624,6 +3634,9 @@ ivas_error ivas_dirac_enc(
		const int16_t input_frame, /* i : input frame length */
		const int16_t dtx_vad, /* i : DTX vad flag */
		const IVAS_FORMAT ivas_format, /* i : ivas format */
		#ifdef NONBE_FIX_1052_SBA_EXT
		const int16_t nchan_transport, /* i : number of transport channels */
		#endif
		const int16_t hodirac_flag /* i : hodirac flag */
		);

		@@ -3681,6 +3694,9 @@ void ivas_dirac_dec_read_BS(
		int16_t nb_bits, / o : number of bits read */
		const int16_t last_bit_pos, /* i : last read bitstream position */
		const int16_t hodirac_flag, /* i : flag to indicate HO-DirAC mode */
		#ifdef NONBE_FIX_1052_SBA_EXT
		const int16_t nchan_transport, /* i : number of transport channels */
		#endif
		int16_t dirac_to_spar_md_bands / o : DirAC->SPAR MD bands */
		);

lib_com/ivas_sba_config.c

+24 −0

Original line number	Diff line number	Diff line
		@@ -159,6 +159,30 @@ int16_t ivas_sba_get_nchan(
		}


		#ifdef NONBE_FIX_1052_SBA_EXT
		/-------------------------------------------------------------------
		* ivas_sba_spar_sid_bitlen()
		*
		* Get number of bits in SPAR SID frame
		-------------------------------------------------------------------/

		/! r: number of bits in SPAR SID frame /
		int16_t ivas_sba_spar_sid_bitlen(
		const int16_t nchan_transport /* i : number of transport channels */
		)
		{
		int16_t num_bits;

		num_bits = SPAR_DTX_BANDS * SPAR_SID_BITS_TAR_PER_BAND;
		if ( nchan_transport > 1 )
		{
		num_bits -= 2;
		}

		return num_bits;
		}
		#endif

		/-------------------------------------------------------------------
		* ivas_sba_get_nchan_metadata()
		*

lib_com/options.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -170,7 +170,6 @@
		#define NONBE_1319_M2R_PRECISION_ALIGN /* Nokia: bring updates from PC code related to OMASA masa2total ratios */
		#define NONBE_FIX_864_JBM_RENDER_FRAMESIZE /* FhG: issue #864: fix different behaviour of JBM TSM with different render frame sizes */
		#define NONBE_FIX_TCX5_INTERLEAVING_FOR_FS_IN_UNEQUAL_FS_OUT /* FhG: apply correct TCX5 grouping/interleaving when input_fs != output_fs */
		/#define NONBE_FIX_MC_LFE_LPF/ /* Dlb: Adding the LFE LPF filter back for MC content. */

		/* #################### End FIXES switches ############################ */

		@@ -181,6 +180,7 @@
		#define USE_NEW_HRTF_BINARY_FILE_FORMAT /* Orange: to activate when decided to change the hrtf binary file format */
		#define FIX_WARNING_RENDER_CONFIG /* Orange: fix warning on windows build */
		#define NONBE_FIX_991_PARAMBIN_BINARY_HRTF /* Nokia: issue #991: fix using of binary file HRTF in ParamBin (to actiate when USE_NEW_HRTF_BINARY_FILE_FORMAT and FIX_777_COMBI_RENDER_CONFIG_FILE are on )*/
		#define LC3PLUS_LEA_COMPAT_BITRATES_48_6 /* FhG: treat split-rendering 256kbps lc3plus 10ms 0dof bitrate as sentinel value for LEA compatible 48_6 bitrate (124 kbps per channel) */
		#define NONBE_FIX_1091_PMC_LOW_SIGNAL_BURSTS /* FhG: fix for #1091, fix limit calculation for the regularized inverse of Kx to avoid bursts in very low signals */
		#define FIX_1053_REVERB_RECONFIGURATION /* Philips: issue 1053: fix for dynamic switching of acoustic environment */
		#define NONBE_FIX_SBA_SIGNALING_BITS_B /* FhG: issue 1061: option B: signal sba order additionally in OSBA */
		@@ -193,7 +193,10 @@
		#define NONBE_FIX_1070_USAN_SEGFAULT_MC_TO_BIN_BTSW_HEADROT /* fix 1070 USAN: nullptr-with-offset and Segfaults in 7_1_4 to BINAURAL and BINAURAL_ROOM_REVERB decoding with bitrate switching and head rotation*/

		#define FIX_1068_ASAN_IN_MC_2_BINAURAL_ROOM_IR /* issue 1068 : Memory leak in MC to BINAURAL_ROOM decoding with bitrate switching*/
		#define NONBE_FIX_MC_LFE_LPF /* Dlb: Adding the LFE LPF filter back for MC content. */
		#define NONBE_FIX_1052_SBA_EXT /* Dlb: SBA external output support */
		#define FIX_1082_INSTRUM_FAILED_LC3PLUS /* VoiceAge: issue 1082: fix ambiguous syntax in LC3Plus code leading to fails of instrumented builds */
		#define NONBE_FIX_1074_NOBJ_SIGNAL_OMASA_LBR /* Nok: issue 1074 fixing number of objects signaling in OMASA low rate */
		#define FIX_1222_OMASA_DEC_CHANNEL_BUFFERS /* VA: issue 1222: Reduction of the number of channel buffers in OMASA decoder */

		/* #################### End BASOP porting switches ############################ */

lib_dec/ivas_dirac_dec.c

+19 −1

Original line number	Diff line number	Diff line
		@@ -977,6 +977,9 @@ void ivas_dirac_dec_read_BS(
		int16_t nb_bits, / o : number of bits read */
		const int16_t last_bit_pos, /* i : last read bitstream position */
		const int16_t hodirac_flag, /* i : flag to indicate HO-DirAC mode */
		#ifdef NONBE_FIX_1052_SBA_EXT
		const int16_t nchan_transport, /* i : number of transport channels */
		#endif
		int16_t dirac_to_spar_md_bands / o : DirAC->SPAR MD bands */
		)
		{
		@@ -1010,7 +1013,11 @@ void ivas_dirac_dec_read_BS(
		}
		}

		#ifdef NONBE_FIX_1052_SBA_EXT
		*nb_bits += ivas_qmetadata_dec_sid_decode( hQMetaData, st->bit_stream, &( st->next_bit_pos ), nchan_transport, NULL, SBA_FORMAT );
		#else
		*nb_bits += ivas_qmetadata_dec_sid_decode( hQMetaData, st->bit_stream, &( st->next_bit_pos ), 0, NULL, SBA_FORMAT );
		#endif
		for ( i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ )
		{
		hQMetaData->q_direction[0].band_data[orig_dirac_bands - 1].azimuth[i] = hQMetaData->q_direction[0].band_data[1].azimuth[0];
		@@ -1058,7 +1065,12 @@ void ivas_dirac_dec_read_BS(
		next_bit_pos_orig = st->next_bit_pos;

		/* subtract mode signaling bits, since bitstream was moved after mode reading */

		#ifdef NONBE_FIX_1052_SBA_EXT
		st->next_bit_pos = (int16_t) ( ivas_total_brate / FRAMES_PER_SEC - 1 - SID_FORMAT_NBITS - SBA_PLANAR_BITS - SBA_ORDER_BITS );
		#else
		st->next_bit_pos = (int16_t) ( ivas_total_brate / FRAMES_PER_SEC - 1 - SID_FORMAT_NBITS );
		#endif
		/* 1 bit flag for signaling metadata to read */
		b = st->bit_stream[( st->next_bit_pos )--];
		( *nb_bits )++;
		@@ -1078,7 +1090,13 @@ void ivas_dirac_dec_read_BS(
		}
		}


		#ifdef NONBE_FIX_1052_SBA_EXT
		*nb_bits += ivas_qmetadata_dec_sid_decode( hQMetaData, st->bit_stream, &( st->next_bit_pos ), nchan_transport, NULL, SBA_FORMAT );
		#else
		*nb_bits += ivas_qmetadata_dec_sid_decode( hQMetaData, st->bit_stream, &( st->next_bit_pos ), 0, NULL, SBA_FORMAT );
		#endif

		for ( i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ )
		{
		hQMetaData->q_direction[0].band_data[orig_dirac_bands - 1].azimuth[i] = hQMetaData->q_direction[0].band_data[1].azimuth[0];

lib_dec/ivas_init_dec.c

+74 −0

Original line number	Diff line number	Diff line
		@@ -57,6 +57,10 @@ 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 NONBE_FIX_1052_SBA_EXT
		static AUDIO_CONFIG ivas_set_output_config_from_sba_order( const int16_t sba_order );
		#endif

		static ivas_error ivas_dec_reconfig_split_rend( Decoder_Struct *st_ivas );


		@@ -236,6 +240,30 @@ static ivas_error ivas_dec_init_split_rend(
		return error;
		}


		#ifdef NONBE_FIX_1052_SBA_EXT
		static AUDIO_CONFIG ivas_set_output_config_from_sba_order( const int16_t sba_order )
		{
		AUDIO_CONFIG output_config;
		output_config = IVAS_AUDIO_CONFIG_HOA3;
		switch ( sba_order )
		{
		case SBA_FOA_ORDER:
		output_config = IVAS_AUDIO_CONFIG_FOA;
		break;
		case SBA_HOA2_ORDER:
		output_config = IVAS_AUDIO_CONFIG_HOA2;
		break;
		case SBA_HOA3_ORDER:
		output_config = IVAS_AUDIO_CONFIG_HOA3;
		break;
		default:
		assert( 0 );
		}
		return output_config;
		}
		#endif

		/-------------------------------------------------------------------
		* ivas_dec_setup()
		*
		@@ -315,6 +343,14 @@ ivas_error ivas_dec_setup(
		st_ivas->sba_order = st_ivas->bit_stream[num_bits_read + 1];
		st_ivas->sba_order += 2 * st_ivas->bit_stream[num_bits_read];

		#ifdef NONBE_FIX_1052_SBA_EXT
		if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_EXTERNAL )
		{
		st_ivas->hDecoderConfig->output_config = ivas_set_output_config_from_sba_order( st_ivas->sba_order );
		st_ivas->hDecoderConfig->nchan_out = audioCfg2channels( st_ivas->hDecoderConfig->output_config );
		}
		#endif

		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 )
		{
		@@ -349,12 +385,30 @@ ivas_error ivas_dec_setup(

		if ( st_ivas->nchan_ism > 0 )
		{
		#ifdef NONBE_FIX_1074_NOBJ_SIGNAL_OMASA_LBR
		/* the input_ivas_format should be MASA_ISM_FORMAT, but we cannot initialize it now */
		/* info about the number of objects:
		'00' - MASA format at the encoder
		'01' - MASA_ISM_FORMAT at the encoder, with 4 objects
		'10' - MASA_ISM_FORMAT at the encoder, with 3 objects
		'11' - MASA_ISM_FORMAT at the encoder, with 1 or 2 objects
		reading if 1 or 2 objects is performed later
		*/
		st_ivas->nchan_ism = 5 - st_ivas->nchan_ism;
		if ( st_ivas->nchan_transport == 1 && st_ivas->nchan_ism == 2 )
		{
		st_ivas->nchan_ism = 1;
		}
		/* for MASA_ISM_FORMAT at input the number of MASA transport channels is always 2 and the corresponding bit is not used here*/
		#else
		/* the input_ivas_format should be MASA_ISM_FORMAT, but we cannot initialize it now */
		if ( st_ivas->nchan_transport == 2 && st_ivas->nchan_ism == 3 )
		{
		st_ivas->nchan_ism = 4;
		}

		/* for MASA_ISM_FORMAT at input the number of MASA transport channels is always 2 */
		#endif
		st_ivas->nchan_transport = 2;
		element_mode_flag = 1;
		}
		@@ -570,6 +624,15 @@ ivas_error ivas_dec_setup(
		break;
		}


		#ifdef NONBE_FIX_1052_SBA_EXT
		if ( st_ivas->ivas_format == SBA_FORMAT && st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_EXTERNAL )
		{
		st_ivas->hDecoderConfig->output_config = ivas_set_output_config_from_sba_order( st_ivas->sba_order );
		st_ivas->hDecoderConfig->nchan_out = audioCfg2channels( st_ivas->hDecoderConfig->output_config );
		}
		#endif

		if ( st_ivas->ini_frame > 0 && st_ivas->ivas_format == SBA_FORMAT )
		{
		int16_t nchan_transport_old, nchan_transport;
		@@ -837,6 +900,17 @@ static ivas_error ivas_read_format(

		if ( st_ivas->ivas_format == SBA_FORMAT )
		{

		#ifdef NONBE_FIX_1052_SBA_EXT
		/* read Ambisonic (SBA) planar flag */
		st_ivas->sba_planar = st_ivas->bit_stream[*num_bits_read];
		*num_bits_read += SBA_PLANAR_BITS;

		/* read Ambisonic (SBA) order */
		st_ivas->sba_order = st_ivas->bit_stream[*num_bits_read + 1];
		st_ivas->sba_order += 2 * st_ivas->bit_stream[*num_bits_read];
		*num_bits_read += SBA_ORDER_BITS;
		#endif
		if ( st_ivas->sba_analysis_order == 0 )
		{
		st_ivas->sba_analysis_order = SBA_FOA_ORDER;