Merge branch 'main' into isar_pose_correction_unused_bits (24b079f6) · Commits · IVAS Codec Public Collaboration / IVAS Codec

lib_com/ivas_dirac_com.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -342,10 +342,14 @@ void ivas_get_dirac_sba_max_md_bits(
		{
		*bits_frame_nominal = ACELP_16k40 / FRAMES_PER_SEC;
		*metadata_max_bits = 103;
		/* OSBA needs an additional 2-bits safety margin to avoid acelp crashes */
		/* OSBA needs an additional 5-bits safety margin to avoid acelp crashes */
		if ( ivas_format == SBA_ISM_FORMAT )
		{
		#ifdef NONBE_FIX_SBA_SIGNALING_BITS_B
		( *metadata_max_bits ) -= 7;
		#else
		( *metadata_max_bits ) -= 3;
		#endif
		}
		}
		else if ( sba_total_brate <= IVAS_32k )

lib_com/ivas_prot.h

+0 −6

Original line number	Diff line number	Diff line
		@@ -982,20 +982,14 @@ ivas_error ivas_ism_metadata_enc_create(

		ivas_error ivas_ism_metadata_dec_create(
		Decoder_Struct st_ivas, / i/o: IVAS decoder structure */
		#ifdef NONBE_FIX_1065_ISM_MD_HANDLE
		const int16_t n_ISms, /* i : number of separately coded objects */
		#else
		const int16_t n_ISms, /* i : number of objects */
		#endif
		int32_t element_brate_tmp[] /* o : element bitrate per object */
		);

		#ifdef NONBE_FIX_1065_ISM_MD_HANDLE
		void ivas_ism_reset_metadata_handle_dec(
		ISM_METADATA_HANDLE hIsmMeta /* i/o: ISM metadata handle */
		);

		#endif
		ivas_error ivas_ism_enc(
		Encoder_Struct st_ivas, / i/o: IVAS encoder structure */
		float data[], / i : input signal [channels][samples] */

lib_com/options.h

+2 −4

Original line number	Diff line number	Diff line
		@@ -160,7 +160,6 @@
		#define FIX_NUM_SUBFRAME_UPDATE

		#define FIX_1053_REVERB_RECONFIGURATION /* Philips: issue 1053: fix for dynamic switching of acoustic environment */
		#define FIX_1060_USAN_ARRAY_BOUNDS /* FhG: issue 1060: USAN array-bounds errors */


		/* #################### End BE switches ################################## */
		@@ -169,11 +168,10 @@
		/* any switch which is non-be wrt selection floating point code */
		/* all switches in this category should start with "NONBE_" */

		#define NONBE_FIX_1045_ISM_BITRATE_SWITCHING /* Eri: Difference between ROM/File HRTF in ISM bitrate switching */
		#define NONBE_FIX_1067_QUATERNIONSLERP_INACCURACIES /* Philips: issue 1067: QuaternionSlerp inaccuracies in corner cases */
		#define NONBE_FIX_1065_ISM_MD_HANDLE /* VA: issue 1065: Allocate only the necessary number of ISM MD decoder handles. */
		#define NONBE_FIX_1028_1DB_TCX_LEVEL_DROP /* VA: Harmonize the logic setting LP weighting factor between TCX encoder and TCX decoder */

		#define NONBE_FIX_SBA_SIGNALING_BITS_B /* FhG: issue 1061: option B: signal sba order additionally in OSBA */

		/* ##################### End NON-BE switches ########################### */

		/* ################## End DEVELOPMENT switches ######################### */

lib_dec/ivas_dirac_dec.c

+0 −5

Original line number	Diff line number	Diff line
		@@ -2317,13 +2317,8 @@ void ivas_dirac_dec_render_sf(

		for ( l = 0; l < hSpatParamRendCom->num_freq_bands; l++ )
		{
		#ifdef FIX_1060_USAN_ARRAY_BOUNDS
		Cldfb_RealBuffer[j2][k][l] += g * *( tc_re++ );
		Cldfb_ImagBuffer[j2][k][l] += g * *( tc_im++ );
		#else
		Cldfb_RealBuffer[j2][0][k * hSpatParamRendCom->num_freq_bands + l] += g * *( tc_re++ );
		Cldfb_ImagBuffer[j2][0][k * hSpatParamRendCom->num_freq_bands + l] += g * *( tc_im++ );
		#endif
		}
		w1 += hSpatParamRendCom->num_freq_bands;
		}

lib_dec/ivas_init_dec.c

+15 −10

Original line number	Diff line number	Diff line
		@@ -444,22 +444,36 @@ ivas_error ivas_dec_setup(
		/* the number of objects is written at the end of the bitstream, in the SBA metadata */
		st_ivas->nchan_ism = 2 * st_ivas->bit_stream[ivas_total_brate / FRAMES_PER_SEC - 1] + st_ivas->bit_stream[ivas_total_brate / FRAMES_PER_SEC - 2] + 1;

		#ifndef NONBE_FIX_SBA_SIGNALING_BITS_B
		if ( ivas_total_brate < IVAS_24k4 \|\| ivas_total_brate >= IVAS_256k )
		{
		#endif
		/* read Ambisonic (SBA) planar flag */
		st_ivas->sba_planar = st_ivas->bit_stream[num_bits_read];
		num_bits_read += SBA_PLANAR_BITS;
		#ifndef NONBE_FIX_SBA_SIGNALING_BITS_B
		}
		#endif

		/* read Ambisonic (SBA) order (0 for signaling OSBA format at low bitrates)*/
		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;

		/* read Ambisonic (SBA) order */
		#ifdef NONBE_FIX_SBA_SIGNALING_BITS_B
		/* read the real Ambisonic order when the above bits are used to signal OSBA format */
		if ( ivas_total_brate < IVAS_24k4 )
		{
		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;
		}
		#else
		if ( ivas_total_brate < IVAS_256k )
		{
		st_ivas->sba_order = 3;
		}
		#endif

		if ( st_ivas->ini_frame > 0 && ivas_total_brate != st_ivas->last_active_ivas_total_brate )
		{
		@@ -777,7 +791,6 @@ static ivas_error ivas_read_format(
		st_ivas->ivas_format = MASA_ISM_FORMAT;
		}
		}

		( *num_bits_read )++;
		}
		break;
		@@ -1314,11 +1327,7 @@ ivas_error ivas_init_decoder(
		}
		}

		#ifdef NONBE_FIX_1065_ISM_MD_HANDLE
		if ( ( error = ivas_ism_metadata_dec_create( st_ivas, st_ivas->nchan_ism, element_brate_tmp ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = ivas_ism_metadata_dec_create( st_ivas, st_ivas->nSCE, element_brate_tmp ) ) != IVAS_ERR_OK )
		#endif
		{
		return error;
		}
		@@ -1652,7 +1661,6 @@ ivas_error ivas_init_decoder(

		reset_indices_dec( st_ivas->hSCE[0]->hCoreCoder[0] );

		#ifdef NONBE_FIX_1065_ISM_MD_HANDLE
		if ( hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_EXTERNAL )
		{
		if ( ( error = ivas_ism_metadata_dec_create( st_ivas, st_ivas->nchan_ism, NULL ) ) != IVAS_ERR_OK )
		@@ -1662,14 +1670,11 @@ ivas_error ivas_init_decoder(
		}
		else
		{
		#endif
		if ( ( error = ivas_ism_metadata_dec_create( st_ivas, 1, NULL ) ) != IVAS_ERR_OK )
		{
		return error;
		}
		#ifdef NONBE_FIX_1065_ISM_MD_HANDLE
		}
		#endif
		}
		else if ( st_ivas->ism_mode == ISM_MASA_MODE_DISC )
		{