Fix for the issue# 501 (103a056f) · Commits · IVAS Codec Public Collaboration / IVAS Codec

lib_com/options.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -206,6 +206,8 @@
		#define FIX_468_16KHZ_PUPMIX /* Dlb: Fix issue 468 for Param Upmix at 16kHz sampling rate */
		#define FIX_499_DFT_STEREO_PLC /* Eri: Fix for issue 499: Wrong past memory addressed for computing energy of DFT stereo residual ECU frame */
		#define FIX_489_COV_SMOOTHING /* Dlb: Fix covariance smoothing for ParamUpmix */
		#define FIX_501_TABLE_IDX_INIT /* Dlb: Fix for the issue 501 */

		#define FIX_485_STATIC_BUFFERS /* FhG: move static buffers in DirAC parameter estimator to the DirAC struct */
		#define FIX_I503_ASAN_ERROR_IND_LIST /* VA: fix issue #503: address sanitizer error with IND_LIST_DYN */
		#define FIX_473_JITTER_NONDIEGETIC_PANNING /* FhG,Orange: add missing non-diegetic panning to JITTER */

lib_dec/ivas_spar_decoder.c

+30 −0

Original line number	Diff line number	Diff line
		@@ -736,7 +736,37 @@ static void ivas_spar_dec_MD(
		ivas_spar_md_dec_init( hSpar->hMdDec, hDecoderConfig, num_channels, sba_order );
		}
		}
		#ifdef FIX_501_TABLE_IDX_INIT
		else if ( st_ivas->ini_frame == 0 )
		{
		if ( st_ivas->sid_format == SID_SBA_2TC )
		{
		table_idx = ivas_get_spar_table_idx( IVAS_48k, sba_order, SPAR_CONFIG_BW, NULL, NULL );
		}
		else
		{
		table_idx = ivas_get_spar_table_idx( IVAS_24k4, sba_order, SPAR_CONFIG_BW, NULL, NULL );
		}

		hSpar->hMdDec->table_idx = table_idx;
		if ( hSpar->hMdDec->spar_hoa_md_flag )
		{
		hSpar->hMdDec->spar_md.num_bands = IVAS_MAX_NUM_BANDS;
		}
		else
		{
		hSpar->hMdDec->spar_md.num_bands = min( SPAR_DIRAC_SPLIT_START_BAND, IVAS_MAX_NUM_BANDS );
		}

		if ( hSpar->hMdDec->table_idx != table_idx )
		{
		hSpar->hMdDec->table_idx = table_idx;
		hSpar->hTdDecorr->ducking_flag = ivas_spar_br_table_consts[table_idx].td_ducking;

		ivas_spar_md_dec_init( hSpar->hMdDec, hDecoderConfig, num_channels, sba_order );
		}
		}
		#endif
		/---------------------------------------------------------------------
		* Decode MD
		---------------------------------------------------------------------/

lib_dec/ivas_spar_md_dec.c

+23 −5

Original line number	Diff line number	Diff line
		@@ -84,9 +84,11 @@ static ivas_error ivas_spar_set_dec_config( ivas_spar_md_dec_state_t *hMdDec, co
		static void ivas_parse_parameter_bitstream_dtx( ivas_spar_md_t pSpar_md, Decoder_State st, const int16_t bw, const int16_t num_bands, int16_t num_dmx_per_band, int16_t num_dec_per_band );

		static ivas_error ivas_deindex_real_index( const int16_t index, const int16_t q_levels, const float min_value, const float max_value, float quant, const int16_t num_ch_dim2 );

		#ifdef FIX_501_TABLE_IDX_INIT
		static void ivas_spar_dec_parse_md_bs( ivas_spar_md_dec_state_t hMdDec, Decoder_State st, int16_t nB, int16_t bands_bw, int16_t *dtx_vad, const int32_t ivas_total_brate, const int16_t use_planar_coeff, const int16_t sba_inactive_mode, const int32_t last_active_brate );
		#else
		static void ivas_spar_dec_parse_md_bs( ivas_spar_md_dec_state_t hMdDec, Decoder_State st, int16_t nB, int16_t bands_bw, int16_t *dtx_vad, const int32_t ivas_total_brate, const int16_t use_planar_coeff, const int16_t sba_inactive_mode );

		#endif

		/*-------------------------------------------------------------------------
		* ivas_spar_md_dec_matrix_open()
		@@ -672,7 +674,12 @@ void ivas_spar_md_dec_process(


		ivas_spar_dec_parse_md_bs( hMdDec, st0, &nB, &bw, &dtx_vad, st_ivas->hDecoderConfig->ivas_total_brate,
		ivas_spar_br_table_consts[hMdDec->table_idx].usePlanarCoeff, st_ivas->hQMetaData->sba_inactive_mode );
		ivas_spar_br_table_consts[hMdDec->table_idx].usePlanarCoeff, st_ivas->hQMetaData->sba_inactive_mode
		#ifdef FIX_501_TABLE_IDX_INIT
		,
		st_ivas->last_active_ivas_total_brate
		#endif
		);

		#if 0
		{
		@@ -1708,7 +1715,12 @@ static void ivas_spar_dec_parse_md_bs(
		int16_t *dtx_vad,
		const int32_t ivas_total_brate,
		const int16_t use_planar_coeff,
		const int16_t sba_inactive_mode )
		const int16_t sba_inactive_mode
		#ifdef FIX_501_TABLE_IDX_INIT
		,
		const int32_t last_active_brate
		#endif
		)
		{
		int16_t i, j, k, num_bands;
		int16_t ii, jj, ndec, ndm, b, idx;
		@@ -1812,7 +1824,13 @@ static void ivas_spar_dec_parse_md_bs(

		*nB = num_bands;
		*bands_bw = 1;

		#ifdef FIX_501_TABLE_IDX_INIT
		if ( ( ivas_total_brate < IVAS_24k4 ) && ( last_active_brate < IVAS_24k4 ) )
		{
		*bands_bw = 2;
		nB = num_bands / bands_bw;
		}
		#endif
		return;
		}