Integration of fixed point sub-functions 10 (6bacf666) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cnst.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -223,6 +223,7 @@ enum{
		#define INV_LOG_2 1.442695040888963f /* 1/log(2) */
		#define INV_SQRT_2 0.70710676908493f /* 1/sqrt(2) */
		#define INV_SQRT_2_Q15 23170 /* 1/sqrt(2) in Q15 */
		#define INV_SQRT_2_Q31 1.51850022e+09 /* 1/sqrt(2) in Q31 */

		#define MAX_V_MULT_MAT 100 /* maximum array length for the function v_mult_mat() */

lib_com/float_to_fix_ops.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1916,8 +1916,8 @@ void fixed_to_float_stereo_tcx_core_dec(

		if ( st->lpcQuantization )
		{
		st->safety_net = st->safety_net_fx;
		st->mid_lsf_int = st->mid_lsf_int_fx;
		st->safety_net = st->safety_net;
		st->mid_lsf_int = st->mid_lsf_int;
		}

		for ( int p = 0; p < M; p++ )

lib_dec/FEC_fx.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -534,7 +534,7 @@ void FEC_exc_estim_fx(
		test();
		IF( EQ_16(st_fx->last_coder_type,AUDIO)\|\|(EQ_16(st_fx->last_good,INACTIVE_CLAS)&&LE_32(st_fx->total_brate, MAX_GSC_INACTIVE_BRATE)&&!st_fx->Opt_AMR_WB))
		{
		st_fx->GSC_noisy_speech_fx = st_fx->Last_GSC_noisy_speech_flag_fx;
		st_fx->GSC_noisy_speech = st_fx->Last_GSC_noisy_speech_flag;
		move16();
		/* Replication of the last spectrum, with a slight downscaling of its dynamic */
		if (st_fx->element_mode == EVS_MONO) {

lib_dec/acelp_core_dec.c

+14 −14

Original line number	Diff line number	Diff line
		@@ -2709,18 +2709,18 @@ ivas_error acelp_core_dec(
		floatToFixed_arr(lsp_new, tmp_lsp_new_fx, Q15, M);
		floatToFixed_arr(voice_factors, tmp_voice_factors_fx, Q15, NB_SUBFR16k);
		floatToFixed_arr(gain_buf, tmp_voice_factors_fx, Q14, NB_SUBFR16k);
		st->Last_GSC_noisy_speech_flag_fx = st->Last_GSC_noisy_speech_flag;
		st->Last_GSC_noisy_speech_flag = st->Last_GSC_noisy_speech_flag;
		st->coder_type = st->coder_type;
		if (st->hGSCDec != NULL)
		{
		st->hGSCDec->Last_GSC_pit_band_idx_fx = st->hGSCDec->Last_GSC_pit_band_idx;
		st->hGSCDec->seed_tcx_fx = st->hGSCDec->seed_tcx;
		}
		st->GSC_noisy_speech_fx = st->GSC_noisy_speech;
		st->last_ppp_mode_dec_fx = st->last_ppp_mode_dec;
		st->ppp_mode_dec_fx = st->ppp_mode_dec;
		st->nelp_mode_dec_fx = st->nelp_mode_dec;
		st->vbr_hw_BWE_disable_dec_fx = st->vbr_hw_BWE_disable_dec;
		st->GSC_noisy_speech = st->GSC_noisy_speech;
		st->last_ppp_mode_dec = st->last_ppp_mode_dec;
		st->ppp_mode_dec = st->ppp_mode_dec;
		st->nelp_mode_dec = st->nelp_mode_dec;
		st->vbr_hw_BWE_disable_dec = st->vbr_hw_BWE_disable_dec;
		// just outputs:
		if (st->hGSCDec != NULL)
		{
		@@ -2729,13 +2729,13 @@ ivas_error acelp_core_dec(
		floatToFixed_arr(st->hGSCDec->Last_GSC_spectrum, st->hGSCDec->Last_GSC_spectrum_fx, Q10, M);
		}
		st->last_coder_type = st->last_coder_type;
		st->Last_GSC_noisy_speech_flag_fx = st->Last_GSC_noisy_speech_flag;
		st->Last_GSC_noisy_speech_flag = st->Last_GSC_noisy_speech_flag;
		if (st->hHQ_core != NULL)
		st->hHQ_core->HqVoicing_fx = st->hHQ_core->HqVoicing;
		st->old_ppp_mode_fx = st->old_ppp_mode;
		st->last_ppp_mode_dec_fx = st->last_ppp_mode_dec;
		st->old_ppp_mode = st->old_ppp_mode;
		st->last_ppp_mode_dec = st->last_ppp_mode_dec;
		st->last_nelp_mode_dec = st->last_nelp_mode_dec;
		st->last_vbr_hw_BWE_disable_dec_fx = st->last_vbr_hw_BWE_disable_dec;
		st->last_vbr_hw_BWE_disable_dec = st->last_vbr_hw_BWE_disable_dec;
		floatToFixed_arr(st->old_exc, st->old_exc_fx, tmp_Q_exc, L_EXC_MEM_DEC);
		for (i = 0; i < M; i++)
		{
		@@ -2763,13 +2763,13 @@ ivas_error acelp_core_dec(
		st->hGSCDec->noise_lev = st->hGSCDec->noise_lev_fx;
		st->hGSCDec->Last_GSC_pit_band_idx = st->hGSCDec->Last_GSC_pit_band_idx_fx;
		}
		st->Last_GSC_noisy_speech_flag = st->Last_GSC_noisy_speech_flag_fx;
		st->Last_GSC_noisy_speech_flag = st->Last_GSC_noisy_speech_flag;
		if (st->hHQ_core != NULL)
		st->hHQ_core->HqVoicing = st->hHQ_core->HqVoicing_fx;
		st->old_ppp_mode = st->old_ppp_mode_fx;
		st->last_ppp_mode_dec = st->last_ppp_mode_dec_fx;
		st->old_ppp_mode = st->old_ppp_mode;
		st->last_ppp_mode_dec = st->last_ppp_mode_dec;
		st->last_nelp_mode_dec = st->last_nelp_mode_dec;
		st->last_vbr_hw_BWE_disable_dec = st->last_vbr_hw_BWE_disable_dec_fx;
		st->last_vbr_hw_BWE_disable_dec = st->last_vbr_hw_BWE_disable_dec;
		fixedToFloat_arr(st->old_exc_fx, st->old_exc, tmp_Q_exc, L_EXC_MEM_DEC);
		IF(!st->Opt_AMR_WB && st->hBWE_TD != NULL)
		fixedToFloat_arr(st->hBWE_TD->old_bwe_exc_fx, st->hBWE_TD->old_bwe_exc, tmp_Q_exc, PIT16k_MAX * 2);

lib_dec/acelp_core_dec_fx.c

+18 −18

Original line number	Diff line number	Diff line
		@@ -303,9 +303,9 @@ ivas_error acelp_core_dec_fx(
		move16();
		do_WI_fx = 0;
		move16();
		st_fx->GSC_noisy_speech_fx = 0;
		st_fx->GSC_noisy_speech = 0;
		move16();
		st_fx->relax_prev_lsf_interp_fx = 0;
		st_fx->relax_prev_lsf_interp = 0;
		move16();

		set16_fx( gain_buf, 0, NB_SUBFR16k );
		@@ -724,7 +724,7 @@ ivas_error acelp_core_dec_fx(
		uc_two_stage_flag = 0;
		move16(); move16(); move16();
		test();
		IF (!st_fx->nelp_mode_dec_fx && !st_fx->ppp_mode_dec_fx)
		IF (!st_fx->nelp_mode_dec && !st_fx->ppp_mode_dec)
		{
		Word16 tc_subfr_tmp;

		@@ -742,7 +742,7 @@ ivas_error acelp_core_dec_fx(
		move16();
		}

		config_acelp1(DEC, st_fx->total_brate, st_fx->core_brate, st_fx->core, st_fx->extl_orig, st_fx->extl_brate_orig, st_fx->L_frame, st_fx->GSC_noisy_speech_fx, &(st_fx->acelp_cfg), st_fx->next_bit_pos, st_fx->coder_type, tc_subfr_tmp, 1, &nb_bits, unbits, st_fx->element_mode, &uc_two_stage_flag, tdm_lp_reuse_flag, tdm_low_rate_mode, st_fx->idchan, st_fx->active_cnt, tdm_Pitch_reuse_flag, st_fx->tdm_LRTD_flag, st_fx->GSC_IVAS_mode);
		config_acelp1(DEC, st_fx->total_brate, st_fx->core_brate, st_fx->core, st_fx->extl_orig, st_fx->extl_brate_orig, st_fx->L_frame, st_fx->GSC_noisy_speech, &(st_fx->acelp_cfg), st_fx->next_bit_pos, st_fx->coder_type, tc_subfr_tmp, 1, &nb_bits, unbits, st_fx->element_mode, &uc_two_stage_flag, tdm_lp_reuse_flag, tdm_low_rate_mode, st_fx->idchan, st_fx->active_cnt, tdm_Pitch_reuse_flag, st_fx->tdm_LRTD_flag, st_fx->GSC_IVAS_mode);

		test(); test(); test();
		IF (EQ_16(st_fx->coder_type, TRANSITION) && LT_16(tc_subfr_fx, L_SUBFR) && EQ_16(st_fx->L_frame, L_FRAME))
		@@ -771,7 +771,7 @@ ivas_error acelp_core_dec_fx(
		{
		st_fx->mem_preemp_preQ_fx = 0;
		move16();
		st_fx->last_nq_preQ_fx = 0;
		st_fx->last_nq_preQ = 0;
		move16();
		#ifdef IVAS_CODE
		st_fx->last_code_preq = 0;
		@@ -912,7 +912,7 @@ ivas_error acelp_core_dec_fx(
		test();
		test();
		IF( st_fx->stab_fac_fx == 0 && st_fx->old_bfi_cnt > 0 && NE_16(st_fx->clas_dec,VOICED_CLAS) && NE_16(st_fx->clas_dec,ONSET) &&
		st_fx->relax_prev_lsf_interp_fx==0 && !(EQ_16(st_fx->element_mode, IVAS_CPE_TD) && EQ_16(st_fx->idchan, 1)))
		st_fx->relax_prev_lsf_interp==0 && !(EQ_16(st_fx->element_mode, IVAS_CPE_TD) && EQ_16(st_fx->idchan, 1)))
		{
		int_lsp4_fx(st_fx->L_frame, st_fx->lsp_old_fx, lsp_mid_fx, lsp_new_fx, Aq_fx, M, 2 );
		}
		@@ -951,7 +951,7 @@ ivas_error acelp_core_dec_fx(
		}
		else
		#endif
		IF( EQ_16(st_fx->nelp_mode_dec_fx,1))
		IF( EQ_16(st_fx->nelp_mode_dec,1))
		{
		/* SC-VBR - NELP frames */
		Scale_sig(exc_fx-L_EXC_MEM, L_EXC_MEM, -st_fx->Q_exc);
		@@ -966,7 +966,7 @@ ivas_error acelp_core_dec_fx(
		/* UNVOICED frames */
		decod_unvoiced_fx( st_fx, Aq_fx, st_fx->coder_type, &tmp_noise_fx, pitch_buf_fx, voice_factors, exc_fx, exc2_fx, bwe_exc_fx, gain_buf );
		}
		ELSE IF ( EQ_16(st_fx->ppp_mode_dec_fx,1))
		ELSE IF ( EQ_16(st_fx->ppp_mode_dec,1))
		{
		Scale_sig(exc_fx-L_EXC_MEM, L_EXC_MEM, -st_fx->Q_exc);
		st_fx->Q_exc = 0;
		@@ -1021,7 +1021,7 @@ ivas_error acelp_core_dec_fx(
		* Decode information and modify the excitation signal of stationary unvoiced frames
		------------------------------------------------------------/
		test(); test(); test();
		IF (!(EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD)) && NE_16(st_fx->nelp_mode_dec_fx, 1) && !(EQ_16(st_fx->element_mode, IVAS_SCE) && tdm_low_rate_mode))
		IF (!(EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD)) && NE_16(st_fx->nelp_mode_dec, 1) && !(EQ_16(st_fx->element_mode, IVAS_SCE) && tdm_low_rate_mode))
		{
		stat_noise_uv_dec_fx( st_fx, lsp_new_fx, lsp_mid_fx, Aq_fx, exc2_fx, uc_two_stage_flag);
		}
		@@ -1039,12 +1039,12 @@ ivas_error acelp_core_dec_fx(
		Copy(hMusicPF->dct_post_old_exc_fx, exc_buffer_fx, DCT_L_POST - OFFSET2);
		}
		test();
		IF(hMusicPF != NULL && ((EQ_16(st_fx->coder_type, AUDIO) && EQ_16(st_fx->GSC_noisy_speech_fx, 0)) \|\| (GE_16(st_fx->GSC_IVAS_mode, 1) && EQ_16(st_fx->L_frame, L_FRAME))))
		IF(hMusicPF != NULL && ((EQ_16(st_fx->coder_type, AUDIO) && EQ_16(st_fx->GSC_noisy_speech, 0)) \|\| (GE_16(st_fx->GSC_IVAS_mode, 1) && EQ_16(st_fx->L_frame, L_FRAME))))
		{

		Word16 last_coder_type = st_fx->last_coder_type;

		if ( (EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD)) \|\| (GE_16(st_fx->GSC_IVAS_mode, 1) && st_fx->GSC_noisy_speech_fx == 0))
		if ( (EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD)) \|\| (GE_16(st_fx->GSC_IVAS_mode, 1) && st_fx->GSC_noisy_speech == 0))
		{
		last_coder_type = AUDIO;
		}
		@@ -1154,7 +1154,7 @@ ivas_error acelp_core_dec_fx(
		/* SC-VBR */
		if ( EQ_16(st_fx->last_nelp_mode_dec,1))
		{
		st_fx->nelp_mode_dec_fx = 1;
		st_fx->nelp_mode_dec = 1;
		move16();
		}

		@@ -1174,7 +1174,7 @@ ivas_error acelp_core_dec_fx(

		FEC_lsf2lsp_interp( st_fx, st_fx->L_frame, Aq_fx, lsf_new_fx, lsp_new_fx );

		IF ( st_fx->nelp_mode_dec_fx == 1 )
		IF ( st_fx->nelp_mode_dec == 1 )
		{
		/* SC-VBR */
		Scale_sig(exc_fx-L_EXC_MEM, L_EXC_MEM, -st_fx->Q_exc);
		@@ -1292,11 +1292,11 @@ ivas_error acelp_core_dec_fx(
		/* fer_energy( st_fx->L_frame, st_fx->last_good, syn_fx, FEC_pitch_fx, &st_fx->enr_old_fx, st_fx->L_frame ); */
		frame_ener_fx( st_fx->L_frame, st_fx->last_good, syn_fx, shr(add(FEC_pitch_fx,32),6), &st_fx->enr_old_fx, st_fx->L_frame, st_fx->Q_syn, 3, 0 );

		IF ( st_fx->nelp_mode_dec_fx !=1 )
		IF ( st_fx->nelp_mode_dec !=1 )
		{
		/* modify the excitation signal of stationary unvoiced frames */
		stat_noise_uv_mod_fx( st_fx->coder_type, 0, st_fx->lsp_old_fx, lsp_new_fx, lsp_new_fx, Aq_fx, exc2_fx, st_fx->Q_exc, 1, &st_fx->ge_sm_fx,
		&st_fx->uv_count_fx, &st_fx->act_count_fx, st_fx->lspold_s_fx, &st_fx->noimix_seed_fx, &st_fx->min_alpha_fx,
		&st_fx->uv_count, &st_fx->act_count, st_fx->lspold_s_fx, &st_fx->noimix_seed, &st_fx->min_alpha_fx,
		&st_fx->exc_pe_fx, st_fx->core_brate,st_fx->bwidth, &st_fx->Q_stat_noise, &st_fx->Q_stat_noise_ge );
		}

		@@ -1437,7 +1437,7 @@ ivas_error acelp_core_dec_fx(
		PMT("Code for IVAS_CODE_CNG_FIX185_PLC_FADEOUT not done")
		ApplyFdCng(syn, st_fx->Q_syn, NULL, realBuffer, imagBuffer, st, 0, (st->coder_type == AUDIO && !st->GSC_noisy_speech));
		#else
		ApplyFdCng(syn_fx, st_fx->Q_syn, realBuffer, imagBuffer, NULL, st_fx, 0, (EQ_16(st_fx->coder_type, AUDIO) && st_fx->GSC_noisy_speech_fx == 0));
		ApplyFdCng(syn_fx, st_fx->Q_syn, realBuffer, imagBuffer, NULL, st_fx, 0, (EQ_16(st_fx->coder_type, AUDIO) && st_fx->GSC_noisy_speech == 0));
		#endif
		}
		/* CNA: Generate additional comfort noise to mask potential coding artefacts */
		@@ -1780,7 +1780,7 @@ ivas_error acelp_core_dec_fx(
		IF(hBWE_TD != NULL)
		{
		test(); test(); test(); test(); test(); test(); test(); test(); test(); test();
		IF((!st_fx->bfi && (st_fx->prev_bfi)) \|\| ((EQ_16(st_fx->last_vbr_hw_BWE_disable_dec_fx, 1)) && (st_fx->vbr_hw_BWE_disable_dec_fx == 0)) \|\| ((EQ_16(st_fx->extl, SWB_TBE) \|\| EQ_16(st_fx->extl, WB_TBE) \|\| EQ_16(st_fx->extl, FB_TBE))
		IF((!st_fx->bfi && (st_fx->prev_bfi)) \|\| ((EQ_16(st_fx->last_vbr_hw_BWE_disable_dec, 1)) && (st_fx->vbr_hw_BWE_disable_dec == 0)) \|\| ((EQ_16(st_fx->extl, SWB_TBE) \|\| EQ_16(st_fx->extl, WB_TBE) \|\| EQ_16(st_fx->extl, FB_TBE))
		&& NE_16(st_fx->last_extl, SWB_TBE) && NE_16(st_fx->last_extl, WB_TBE) && NE_16(st_fx->last_extl, FB_TBE))
		\|\| (EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD) && !st_fx->tdm_LRTD_flag))
		{
		@@ -1789,7 +1789,7 @@ ivas_error acelp_core_dec_fx(
		}


		IF(!st_fx->ppp_mode_dec_fx && (st_fx->idchan == 0 \|\| NE_16(st_fx->element_mode, IVAS_CPE_TD) \|\| (EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD) && st_fx->tdm_LRTD_flag)))
		IF(!st_fx->ppp_mode_dec && (st_fx->idchan == 0 \|\| NE_16(st_fx->element_mode, IVAS_CPE_TD) \|\| (EQ_16(st_fx->idchan, 1) && EQ_16(st_fx->element_mode, IVAS_CPE_TD) && st_fx->tdm_LRTD_flag)))
		{
		non_linearity_fx(bwe_exc_fx, bwe_exc_extended, L_FRAME32k, &hBWE_TD->bwe_non_lin_prev_scale_fx, st_fx->Q_exc,
		st_fx->coder_type, voice_factors, st_fx->L_frame);