Merge with main (9f193977) · Commits · IVAS Codec Public Collaboration / IVAS Codec

lib_com/core_com_config.c

+6 −6

Original line number	Diff line number	Diff line
		@@ -165,7 +165,7 @@ int16_t get_codec_mode(
		int16_t getTcxonly(
		const int16_t element_mode, /* i : IVAS element mode */
		const int32_t total_brate, /* i : total bitrate */
		const int16_t is_mct /* i : MCT mode flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0)*/
		)
		{
		int16_t tcxonly = 0;
		@@ -187,7 +187,7 @@ int16_t getTcxonly(
		}
		break;
		case IVAS_CPE_MDCT:
		if ( total_brate >= ( is_mct ? IVAS_32k : IVAS_48k ) )
		if ( total_brate >= ( MCT_flag ? IVAS_32k : IVAS_48k ) )
		{
		tcxonly = 1;
		}
		@@ -808,7 +808,7 @@ void init_tcx_cfg(
		const int16_t infoIGFStopFreq,
		const int16_t element_mode,
		const int16_t ini_frame,
		const int16_t is_mct,
		const int16_t MCT_flag,
		const MCT_CHAN_MODE mct_chan_mode /* i : MDCT channel mode */
		)
		{
		@@ -850,7 +850,7 @@ void init_tcx_cfg(

		if ( hTcxCfg->fIsTNSAllowed )
		{
		InitTnsConfigs( bwidth, hTcxCfg->tcx_coded_lines, hTcxCfg->tnsConfig, infoIGFStopFreq, total_brate, element_mode, is_mct );
		InitTnsConfigs( bwidth, hTcxCfg->tcx_coded_lines, hTcxCfg->tnsConfig, infoIGFStopFreq, total_brate, element_mode, MCT_flag );

		SetAllowTnsOnWhite( hTcxCfg->tnsConfig, element_mode == IVAS_CPE_MDCT );
		}

lib_com/ivas_filters.c

+7 −7

Original line number	Diff line number	Diff line
		@@ -42,7 +42,7 @@


		/------------------------------------------------------------------------------------------
		* Static functions declaration
		* Local functions declaration
		------------------------------------------------------------------------------------------/

		static void ivas_iir_2_filter( ivas_filters_process_state_t filter_state, float pIn_Out, const int16_t length, const int16_t stage );
		@@ -55,9 +55,9 @@ static void ivas_iir_2_filter( ivas_filters_process_state_t *filter_state, float
		-----------------------------------------------------------------------------------------/

		void ivas_filters_init(
		ivas_filters_process_state_t *filter_state,
		const float *filt_coeff,
		const int16_t order )
		ivas_filters_process_state_t filter_state, / i/o: filter state handle */
		const float filt_coeff, / i : filter coefficients */
		const int16_t order ) /* i : filter order */
		{
		int16_t i;
		filter_state->order = order;
		@@ -107,9 +107,9 @@ void ivas_filters_init(
		-----------------------------------------------------------------------------------------/

		void ivas_filter_process(
		ivas_filters_process_state_t *filter_state,
		float *pIn_Out,
		const int16_t length )
		ivas_filters_process_state_t filter_state, / i/o: filter state handle */
		float pIn_Out, / i/o: signal subject to filtering */
		const int16_t length ) /* i : filter order */
		{

		switch ( filter_state->order )

lib_com/ivas_prot.h

+142 −142

Original line number	Diff line number	Diff line
		@@ -225,7 +225,7 @@ ivas_error pre_proc_ivas(
		const int16_t vad_flag_dtx, /* i : HE-SAD flag with additional DTX HO */
		const float enerBuffer[CLDFB_NO_CHANNELS_MAX], /* i : energy buffer */
		const float fft_buff[2 * L_FFT], /* i : FFT buffer */
		const int16_t is_mct, /* i : MCT mode flag */
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t vad_hover_flag, /* i : VAD hangover flag */
		const int16_t flag_16k_smc /* i : flag to indicate if the OL SMC is run at 16 kHz */
		);
		@@ -504,7 +504,7 @@ void stereo_tcx_core_dec(

		void stereo_tcx_init_dec(
		Decoder_State st, / i/o: decoder state structure */
		const int16_t is_mct, /* i : MCT mode flag */
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t last_element_mode /* i : element mode of previous frame */
		);

		@@ -561,7 +561,7 @@ void ivas_decision_matrix_enc(

		void ivas_signaling_enc(
		Encoder_State st, / i/o: encoder state structure */
		const int16_t is_MCT, /* i : MCT enabled */
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int32_t element_brate, /* i : element bitrate */
		const int16_t tdm_SM_flag, /* i : channel combination scheme flag in TD stereo */
		const int16_t tdm_Pitch_reuse_flag /* i : primary channel pitch reuse flag in TD stereo*/
		@@ -1869,7 +1869,7 @@ void EstimateStereoTCXNoiseLevel(
		const int16_t ignore_chan[], /* i : flag indicating whether the channel should be ignored */
		float fac_ns[][NB_DIV], /* o : noise filling level */
		int16_t param_core[][NB_DIV * NPRM_DIV], /* o : quantized noise filling level */
		const int16_t is_mct /* i : is mct flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void TNSAnalysisStereo(
		@@ -1998,7 +1998,7 @@ void decoder_tcx_noisefilling(
		const int16_t *prm_sqQ,
		int16_t nf_seed,
		const int16_t bfi, /* i : Bad frame indicator */
		const int16_t isMCT,
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t frame_cnt /* i : frame counter in the super frame */
		);

		@@ -2082,7 +2082,7 @@ void decoder_tcx_IGF_stereo(
		const int16_t left_rect, /* i : left part is rectangular */
		const int16_t k, /* i : Subframe index */
		const int16_t bfi, /* i : bad frame indicator */
		const int16_t is_mct /* i : flag to signal MCT or SMDCT */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void ms_processing(
		@@ -2360,7 +2360,7 @@ ivas_error front_vad(
		Encoder_State st, / i/o: encoder state structure */
		const ENCODER_CONFIG_HANDLE hEncoderConfig, /* i : configuration structure */
		FRONT_VAD_ENC_HANDLE hFrontVads, / i/o: front-VAD handles */
		const int16_t hMCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t input_frame, /* i : frame length */
		int16_t vad_flag_dtx[], /* o : HE-SAD flag with additional DTX HO */
		float fr_bands[][2 * NB_BANDS], /* i : energy in frequency bands */
		@@ -2638,7 +2638,7 @@ void ivas_mdct_quant_coder(
		int16_t tnsBits[CPE_CHANNELS][NB_DIV], /* i : bits needed for TNS parameters */
		int16_t tnsSize[CPE_CHANNELS][NB_DIV], /* i : size of TNS */
		int16_t p_param[CPE_CHANNELS][NB_DIV], /* i : pointer to parameter array */
		const int16_t is_mct /* i : is mct flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void apply_MCT_enc(
		@@ -2688,7 +2688,7 @@ void ivas_mdct_dec_side_bits_frame_channel(
		int16_t LFE_off, / o : flag if LFE has content */
		int16_t nTnsBitsTCX10[CPE_CHANNELS][NB_DIV], /* o : number of bits for TNS */
		int16_t param[CPE_CHANNELS][DEC_NPRM_DIV * NB_DIV], /* i/o: parameters buffer */
		const int16_t MCT_flag, /* i : MCT tool active(1) or deactive (0) */
		const int16_t MCT_flag, /* i : hMCT handle allocated (1) or not (0) */
		const int16_t odd_channel_cpe /* i : flag cpe with odd nb of tc channels */
		);

		@@ -2716,7 +2716,7 @@ void ivas_mdct_core_invQ(
		float x[CPE_CHANNELS][NB_DIV], / i/o: signal buffer */
		float Aq[CPE_CHANNELS][( NB_SUBFR16k + 1 ) * ( M + 1 )], /* i : LP coefficients */
		int16_t ms_mask[NB_DIV][MAX_SFB], /* i : M/S mask */
		const int16_t isMCT /* i : MCT flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void ivas_mdct_core_reconstruct(
		@@ -2725,7 +2725,7 @@ void ivas_mdct_core_reconstruct(
		float signal_outFB[CPE_CHANNELS][L_FRAME_PLUS], /* o : synthesis @output_FS */
		const int16_t LFE_off, /* i : flag if LFE content */
		int16_t fUseTns[CPE_CHANNELS][NB_DIV], /* i : flage TNS enabled */
		const int16_t isMCT /* i : MCT flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void ivas_mdct_core_tns_ns(
		@@ -2735,7 +2735,7 @@ void ivas_mdct_core_tns_ns(
		STnsData tnsData[CPE_CHANNELS][NB_DIV], /* o : TNS parameter */
		float x[CPE_CHANNELS][NB_DIV], / o : synthesis @internal_FS */
		float Aq[CPE_CHANNELS][( NB_SUBFR16k + 1 ) * ( M + 1 )], /* o : LP coefficients */
		const int16_t isMCT /* i : MCT flag */
		const int16_t MCT_flag /* i : hMCT handle allocated (1) or not (0) */
		);

		void ivas_mct_core_dec(
		@@ -3092,7 +3092,7 @@ int16_t ivas_sba_get_nchan_metadata(
		);

		#ifdef SBA_HOA_HBR_IMPROV
		/! r: get the flag to code SPAR HOA MD for all band /
		/! r: flag indicating to code SPAR HOA MD for all bands /
		int16_t ivas_sba_get_spar_hoa_md_flag(
		const int16_t sba_order, /* i : Ambisonic (SBA) order */
		const int32_t ivas_total_brate /* i : IVAS total bitrate */
		@@ -3170,7 +3170,7 @@ void ivas_dirac_enc(
		BSTR_ENC_HANDLE hMetaData, /* i/o: Metadata bitstream handle */
		int16_t nb_bits_metadata, / o : number of metadata bits written */
		const int16_t Opt_DTX_ON, /* i : flag signaling DTX on */
		float data_f[][L_FRAME48k], /* i/o: input: ACN/SN3D, output: omni, stereo DMX or FOA */
		float data_f[][L_FRAME48k], /* i/o: SBA channels */
		const int16_t input_frame, /* i : input frame length */
		const int16_t sba_planar /* i : SBA planar flag */
		);
		@@ -3988,7 +3988,7 @@ ivas_error ivas_spar_md_dec_open(
		const int16_t num_channels /* i : number of internal channels */
		#ifdef SBA_HOA_HBR_IMPROV
		,
		const int16_t sba_order /* i : flag to send HOA MD for all bands */
		const int16_t sba_order /* i : SBA order */
		#endif
		);

		@@ -4827,7 +4827,7 @@ void lls_interp_n(
		const int16_t N, /* i : length of the input vector */
		float a, / o : calculated slope */
		float b, / o : calculated offset */
		int16_t upd /* i : use 1 to update x[] with the interpolated output */
		const int16_t upd /* i : use 1 to update x[] with the interpolated output*/
		);

		void computeReferencePower_enc(
		@@ -4926,15 +4926,15 @@ void ivas_lfe_lpf_select_filt_coeff(
		);

		void ivas_filters_init(
		ivas_filters_process_state_t *filter_state,
		const float *filt_coeff,
		const int16_t order
		ivas_filters_process_state_t filter_state, / i/o: filter state handle */
		const float filt_coeff, / i : filter coefficients */
		const int16_t order /* i : filter order */
		);

		void ivas_filter_process(
		ivas_filters_process_state_t *filter_state,
		float *pIn_Out,
		const int16_t length
		ivas_filters_process_state_t filter_state, / i/o: filter state handle */
		float pIn_Out, / i : signal subject to filtering */
		const int16_t length /* i : filter order */
		);


		@@ -5193,7 +5193,7 @@ void ivas_fb_mixer_pcm_ingest(
		void ivas_dirac_enc_spar_delay_synchro(
		Encoder_Struct st_ivas, / i/o: IVAS encoder structure */
		const int16_t input_frame, /* i : input frame length */
		float data_f[][L_FRAME48k] /* i/o: input: ACN/SN3D, output: omni, stereo DMX or FOA*/
		float data_f[][L_FRAME48k] /* i/o: SBA channels (ACN / SN3D) */
		);

		void ivas_fb_mixer_update_prior_input(

lib_com/ivas_sba_config.c

+7 −5

Original line number	Diff line number	Diff line
		@@ -285,16 +285,17 @@ int16_t ivas_sba_get_nchan_metadata(
		/-------------------------------------------------------------------
		* ivas_sba_get_spar_hoa_md_flag()
		*
		* et the flag to code SPAR HOA MD for all band
		* Get the flag to code SPAR HOA MD for all band
		-------------------------------------------------------------------/

		/! r: get the flag to code SPAR HOA MD for all band /
		/! r: flag indicating to code SPAR HOA MD for all bands /
		int16_t ivas_sba_get_spar_hoa_md_flag(
		const int16_t sba_order, /* i : Ambisonic (SBA) order */
		const int32_t ivas_total_brate /* i : IVAS total bitrate */
		)
		{
		int16_t spar_hoa_md_flag = 0;

		if ( sba_order > 1 && ivas_total_brate >= IVAS_256k )
		{
		spar_hoa_md_flag = 1;
		@@ -303,6 +304,7 @@ int16_t ivas_sba_get_spar_hoa_md_flag(
		{
		spar_hoa_md_flag = 0;
		}

		return spar_hoa_md_flag;
		}
		#endif

lib_com/ivas_stat_com.h

+3 −1

Original line number	Diff line number	Diff line
		@@ -124,6 +124,7 @@ typedef struct
		/----------------------------------------------------------------------------------
		* PARAMETRIC ISM encoder/decoder (common) structure
		----------------------------------------------------------------------------------/

		typedef struct ivas_param_ism_data_structure
		{
		int16_t nbands;
		@@ -480,6 +481,7 @@ typedef struct ivas_qdirection_band_data_struct
		uint16_t elevation_index[MAX_PARAM_SPATIAL_SUBFRAMES];
		float q_azimuth[MAX_PARAM_SPATIAL_SUBFRAMES];
		float q_elevation[MAX_PARAM_SPATIAL_SUBFRAMES];

		} IVAS_QDIRECTION_BAND_DATA;

		typedef struct ivas_qdirection_band_coherence_data_struct
		@@ -532,6 +534,7 @@ typedef struct ivas_masa_qmetadata_frame_struct
		int16_t ec_flag;
		float dir_comp_ratio;
		uint8_t is_masa_ivas_format;

		} IVAS_QMETADATA, *IVAS_QMETADATA_HANDLE;


		@@ -739,7 +742,6 @@ typedef struct ivas_fb_mixer_state_structure
		float cldfb_cross_fade[CLDFB_NO_COL_MAX];
		int16_t cldfb_cross_fade_start;
		int16_t cldfb_cross_fade_end;
		int16_t cldfb_latency;

		int16_t first_frame[IVAS_SPAR_MAX_CH];