commit 4 (68a100b5) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cnst.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -1481,6 +1481,7 @@ enum
		#define LOW_RATE_HQ_CORE 1 /* Signal use of Low Rate MDCT core */
		#define LOW_RATE_HQ_CORE_TRAN 2 /* Signal use of Low Rate MDCT core Tran SWB */
		#define NORM_MDCT_FACTOR L_FRAME8k /* Normalize Low Rate MDCT coefficients to this frame size */
		#define SQRT_NORM_MDCT_FACTOR_Q27 (1697734891) /* Normalize Low Rate MDCT coefficients to this frame size */
		#define BANDS_MAX ( 4 * 8 )
		#define MAX_GQLEVS 32 /* Max fine gain levels */
		#define BITS_DE_CMODE 1

lib_com/ivas_ism_com.c

+1 −8

Original line number	Diff line number	Diff line
		@@ -811,15 +811,8 @@ void ivas_ism_reset_metadata_enc(
		move32();
		hIsmMeta->pitch_fx = 0;
		move32();
		hIsmMeta->radius_fx = 1 << 9;
		hIsmMeta->radius_fx = 1 << 9; // Q9
		move16();
		#ifdef IVAS_FLOAT_FIXED_TO_BE_REMOVED
		hIsmMeta->azimuth = 0.0f;
		hIsmMeta->elevation = 0.0f;
		hIsmMeta->yaw = 0.0f;
		hIsmMeta->pitch = 0.0f;
		hIsmMeta->radius = 1.0f;
		#endif
		hIsmMeta->ism_metadata_flag = 0;
		move16();
		hIsmMeta->non_diegetic_flag = 0;

lib_com/ivas_prot.h

+52 −53

Original line number	Diff line number	Diff line
		@@ -696,16 +696,16 @@ void decod_gen_2sbfr(
		#ifdef IVAS_FLOAT_FIXED
		void decod_gen_2sbfr_ivas_fx(
		Decoder_State st, / i/o: decoder static memory */
		const Word16 sharpFlag, /* i : formant sharpening flag */
		const Word16 Aq, / i : LP filter coefficient */
		Word16 pitch_buf, / o : floating pitch values for each subframe */
		Word16 voice_factors, / o : voicing factors */
		Word16 exc, / i/o: adapt. excitation exc */
		Word16 exc2, / i/o: adapt. excitation/total exc */
		Word16 bwe_exc, / o : excitation for SWB TBE */
		Word16 gain_buf, / o : floating pitch gain for each subframe */
		const Word16 tdm_Pitch_reuse_flag, /* i : primary channel pitch reuse flag */
		const Word16 tdm_Pri_pitch_buf[] /* i : pitch values for primary channel */
		const Word16 sharpFlag, /* i : formant sharpening flag `Q0*/
		const Word16 Aq, / i : LP filter coefficient Q12*/
		Word16 pitch_buf, / o : Word16 pitch values for each subframe Q6*/
		Word16 voice_factors, / o : voicing factors Q15*/
		Word16 exc, / i/o: adapt. excitation exc Q_exc*/
		Word16 exc2, / i/o: adapt. excitation/total exc Q_exc*/
		Word16 bwe_exc, / o : excitation for SWB TBE Q_exc*/
		Word16 gain_buf, / o : Word16 pitch gain for each subframe Q14*/
		const Word16 tdm_Pitch_reuse_flag, /* i : primary channel pitch reuse flag Q0*/
		const Word16 tdm_Pri_pitch_buf[] /* i : pitch values for primary channel Q6*/
		);
		#endif

		@@ -1860,9 +1860,9 @@ void stereo_dft_quantize_res_gains(
		);
		#ifdef IVAS_FLOAT_FIXED
		void stereo_dft_dequantize_itd_fx(
		Word16 *ind,
		Word32 *out,
		const Word32 output_Fs
		Word16 ind, / Q0 */
		Word32 out, / Q15 */
		const Word32 output_Fs /* Q0 */
		);
		#endif // IVAS_FLOAT_FIXED

		@@ -1894,9 +1894,9 @@ void stereo_dft_enc_sid_coh(
		#ifdef IVAS_FLOAT_FIXED
		void stereo_dft_dec_sid_coh_fx(
		Decoder_State st, / i/o: decoder state structure */
		const Word16 nbands, /* i : number of DFT stereo bands */
		Word16 coh, / i/o: coherence */
		Word16 nb_bits / i/o: number of bits read */
		const Word16 nbands, /* i : number of DFT stereo bands Q0*/
		Word16 coh, / i/o: coherence Q15*/
		Word16 nb_bits / i/o: number of bits read Q0*/
		);
		#endif // IVAS_FLOAT_FIXED

		@@ -2045,17 +2045,17 @@ void bpf_pitch_coherence(
		);
		#ifdef IVAS_FLOAT_FIXED
		void stereo_dft_dec_read_BS_fx(
		const Word32 ivas_total_brate, /* i : IVAS total bitrate */
		const Word32 element_brate, /* i : element bitrate */
		Word32 total_brate, / o : total bitrate */
		const Word32 ivas_total_brate, /* i : IVAS total bitrate Q0*/
		const Word32 element_brate, /* i : element bitrate Q0*/
		Word32 total_brate, / o : total bitrate Q0*/
		Decoder_State st, / i/o: decoder state structure */
		STEREO_DFT_DEC_DATA_HANDLE hStereoDft, /* i/o: decoder stereo handle */
		const Word16 bwidth, /* i : bandwidth */
		const Word16 output_frame, /* i : output frame length */
		Word32 res_buf[STEREO_DFT_N_8k], /* o : residual buffer */
		Word16 nb_bits, / o : number of bits read */
		Word16 coh, / i/o: Coherence */
		const Word16 ivas_format /* i : ivas format */
		const Word16 bwidth, /* i : bandwidth Q0*/
		const Word16 output_frame, /* i : output frame length Q0*/
		Word32 res_buf_fx[STEREO_DFT_N_8k], /* o : residual buffer Q0*/
		Word16 nb_bits, / o : number of bits read Q0*/
		Word16 coh_fx, / i/o: Coherence Q15*/
		const Word16 ivas_format /* i : ivas format Q0*/
		);
		#endif // IVAS_FLOAT_FIXED

		@@ -2960,14 +2960,13 @@ uint16_t get_indice_st(
		#ifdef IVAS_FLOAT_FIXED
		void tdm_low_rate_dec_fx(
		Decoder_State st, / i/o: decoder static memory */
		Word16 dct_epit[], /* o : GSC excitation in DCT domain */
		//Word16 tmp_noise, / o : long term temporary noise energy */
		Word16 pitch_buf, / o : floating pitch values for each subframe */
		Word16 voice_factors, / o : voicing factors */
		Word16 exc, / i/o: adapt. excitation exc */
		Word16 exc2, / i/o: adapt. excitation/total exc */
		Word16 bwe_exc, / o : excitation for SWB TBE */
		const Word16 lsf_new / i : ISFs at the end of the frame */
		Word16 dct_epit[], /* o : GSC excitation in DCT domain Q_exc*/
		Word16 pitch_buf, / o : Word16 pitch values for each subframe Q6*/
		Word16 voice_factors, / o : voicing factors Q15*/
		Word16 exc, / i/o: adapt. excitation exc Q_exc*/
		Word16 exc2, / i/o: adapt. excitation/total exc Q_exc*/
		Word16 bwe_exc, / o : excitation for SWB TBE Q_exc*/
		const Word16 lsf_new / i : ISFs at the end of the frame Q8/100 (2.56x)*/
		);
		#endif

		@@ -5462,18 +5461,18 @@ Word16 matrix_product_mant_exp(

		#ifdef IVAS_FLOAT_FIXED
		void mat2svdMat_fx(
		const Word32 mat, / i : matrix as column ordered vector */
		Word32 svdMat[MAX_OUTPUT_CHANNELS][MAX_OUTPUT_CHANNELS], /* o : matrix as two-dimensional arry */
		const Word16 nRows, /* i : number of rows of the matrix */
		const Word16 mCols, /* i : number of columns of the matrix */
		const Word16 transpose /* i : flag indication transposition */
		const Word32 mat, / i : matrix as column ordered vector Qx*/
		Word32 svdMat[MAX_OUTPUT_CHANNELS][MAX_OUTPUT_CHANNELS], /* o : matrix as two-dimensional arry Qx*/
		const Word16 nRows, /* i : number of rows of the matrix Q0*/
		const Word16 mCols, /* i : number of columns of the matrix Q0*/
		const Word16 transpose /* i : flag indication transposition Q0*/
		);

		void svdMat2mat_fx(
		Word32 svdMat[MAX_OUTPUT_CHANNELS][MAX_OUTPUT_CHANNELS], /* i : matrix as two-dimensional arry */
		Word32 mat, / o : matrix as column ordered vector */
		const Word16 nRows, /* i : number of rows of the matrix */
		const Word16 mCols /* i : number of columns of the matrix */
		Word32 svdMat[MAX_OUTPUT_CHANNELS][MAX_OUTPUT_CHANNELS], /* i : matrix as two-dimensional arry Qx*/
		Word32 mat, / o : matrix as column ordered vector Qx*/
		const Word16 nRows, /* i : number of rows of the matrix Q0*/
		const Word16 mCols /* i : number of columns of the matrix Q0*/
		);
		#else

		@@ -5599,14 +5598,14 @@ Word16 computeMixingMatricesResidual_fx(
		#ifdef IVAS_FLOAT_FIXED
		/! r: error or success /
		Word16 svd_fx(
		Word32 InputMatrix[][MAX_OUTPUT_CHANNELS], /* i : matrix to be decomposed (M) */
		Word32 InputMatrix[][MAX_OUTPUT_CHANNELS], /* i : matrix to be decomposed (M) InputMatrix_e*/
		Word16 InputMatrix_e,
		Word32 singularVectors_Left[][MAX_OUTPUT_CHANNELS], /* o : left singular vectors (U) */
		Word32 singularValues[MAX_OUTPUT_CHANNELS], /* o : singular values vector (S) */
		Word32 singularVectors_Right[][MAX_OUTPUT_CHANNELS], /* o : right singular vectors (V) */
		Word32 singularVectors_Left_fx[][MAX_OUTPUT_CHANNELS], /* o : left singular vectors (U) Q31*/
		Word32 singularValues_fx[MAX_OUTPUT_CHANNELS], /* o : singular values vector (S) singularValues_fx_e*/
		Word32 singularVectors_Right_fx[][MAX_OUTPUT_CHANNELS], /* o : right singular vectors (V) Q31*/
		Word16 singularValues_fx_e[MAX_OUTPUT_CHANNELS],
		const Word16 nChannelsL, /* i : number of rows in the matrix to be decomposed */
		const Word16 nChannelsC /* i : number of columns in the matrix to be decomposed */
		const Word16 nChannelsL, /* i : number of rows in the matrix to be decomposed Q0*/
		const Word16 nChannelsC /* i : number of columns in the matrix to be decomposed Q0*/
		);
		#else
		/! r: error or success /
		@@ -6506,7 +6505,7 @@ void ivas_enc_cov_handler_process_fx(
		ivas_enc_cov_handler_state_t hCovEnc, / i/o: SPAR Covar. encoder handle */
		Word32 **ppIn_FR_real,
		Word32 **ppIn_FR_imag,
		Word16 *q_ppIn_FR,
		Word16 q_ppIn_FR,
		Word32 *cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		Word16 *q_cov_real[IVAS_SPAR_MAX_CH],
		Word32 *cov_dtx_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],

lib_com/ivas_prot_fx.h

+36 −0

Original line number	Diff line number	Diff line
		@@ -692,6 +692,28 @@ Word16 masa_sq_fx(
		const Word16 cb_sz /* i : codebook size */
		);

		void ivas_compute_spar_params_enc_fx(
		Word32 *cov_real_fx[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		Word16 *q_cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		Word32 dm_fv_re_fx[IVAS_SPAR_MAX_CH - 1][IVAS_MAX_NUM_BANDS],
		Word16 *q_dm_fv_re,
		const Word16 i_ts,
		Word32 ***mixer_mat_fx,
		Word16 *q_mixer_mat,
		const Word16 start_band,
		const Word16 end_band,
		const Word16 dtx_vad,
		const Word16 num_ch,
		const Word16 bands_bw,
		const Word16 active_w,
		const Word16 active_w_vlbr,
		ivas_spar_md_com_cfg *hSparCfg,
		ivas_spar_md_t *hSparMd,
		Word32 *pWscale,
		Word16 *q_Wscale,
		const Word16 from_dirac,
		const Word16 dyn_active_w_flag );

		void ivas_compute_spar_params_fx(
		Word32 *cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		Word16 q_cov_real,
		@@ -1998,6 +2020,20 @@ Word16 set_ACELP_flag_IVAS(
		const Word16 cng_type /* i : CNG type */
		);

		void ivas_calc_c_p_coeffs_enc_fx(
		ivas_spar_md_t *pSparMd,
		Word32 *cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		Word16 *q_cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		const Word16 i_ts,
		Word32 ***mixer_mat,
		Word16 q_mixer_mat,
		const Word16 num_ch,
		const Word16 num_dmx,
		const Word16 band_idx,
		const Word16 dtx_vad,
		const Word16 compute_p_flag,
		const Word16 dyn_active_w_flag );

		void ivas_calc_c_p_coeffs_fx(
		ivas_spar_md_t *pSparMd,
		Word32 *cov_real[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],

lib_com/ivas_qspherical_com.c

+6 −4

Original line number	Diff line number	Diff line
		@@ -434,10 +434,12 @@ Word16 quantize_phi_fx(
		Word32 delta_phi_fx;
		Word32 inv_delta_phi_fx;
		Word32 temp_res;
		Word16 temp_e;

		delta_phi_fx = delta_phi_val[n];
		delta_phi_fx = BASOP_Util_Divide3232_Scale_cadence( 360, n, &temp_e );
		delta_phi_fx = L_shl( delta_phi_fx, sub(temp_e , 9) );
		move32();
		inv_delta_phi_fx = inv_delta_phi_val[n];
		inv_delta_phi_fx = BASOP_Util_Divide3232_Scale_cadence( n, 360, &temp_e );
		move32();
		IF( EQ_16( n, 1 ) )
		{
		@@ -460,8 +462,8 @@ Word16 quantize_phi_fx(
		}

		temp_res = Mpy_32_32( L_sub( L_sub( phi, DEGREE_180_Q_22 ), dd_fx ), inv_delta_phi_fx );
		id_phi = round_fx( L_shr( temp_res, Q22 - Q16 ) );

		id_phi = round_fx( L_shr( temp_res, sub( Q22 - Q16, temp_e ) ) );
		temp_res = L_shl( temp_res, temp_e );
		assert( L_sub( L_abs( temp_res ), abs( id_phi ) * ONE_IN_Q22 ) <= ONE_IN_Q21 );