full path (ec9dd6cd) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cldfb.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -3133,7 +3133,6 @@ static void cldfb_init_proto_and_twiddles_enc(
		hs->rot_vec_syn_delay_re_fx = NULL;
		hs->rot_vec_syn_delay_im_fx = NULL;
		hs->p_filter_sf = (Word16) 17051;
		hs->q_scale = norm_s( (Word16) CLDFB80_40_SCALE );
		hs->scale = cldfb_scale_2_5ms[4];
		hs->p_filter = CLDFB80_40_fx;
		#endif

lib_com/core_com_config.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -1402,7 +1402,11 @@ void init_tcx_cfg(
		init_tcx_window_cfg( hTcxCfg, sr_core, input_Fs, L_frame, L_frameTCX, encoderLookahead_enc, encoderLookahead_FB, mdctWindowLength, mdctWindowLengthFB, element_mode );

		/* SQ deadzone & memory quantization*/
		#ifndef IVAS_FLOAT_FIXED
		hTcxCfg->sq_rounding_flt = 0.375f; /deadzone of 1.25->rounding=1-1.25/2 (No deadzone=0.5)/
		#else
		hTcxCfg->sq_rounding = 12288; /deadzone of 1.25->rounding=1-1.25/2 (No deadzone=0.5)/
		#endif

		/* TCX rate loop */
		hTcxCfg->tcxRateLoopOpt = ( tcxonly ) ? 2 : 0;
		@@ -1453,7 +1457,11 @@ void init_tcx_cfg(
		}

		/* Scale TCX for non-active frames to adjust loudness with ACELP*/
		#ifndef IVAS_FLOAT_FIXED
		hTcxCfg->na_scale_flt = 1.f;
		#else
		hTcxCfg->na_scale = 32767;
		#endif

		if ( na_scale_bwidth < SWB && !tcxonly )
		{
		@@ -1467,7 +1475,11 @@ void init_tcx_cfg(
		{
		i--;
		}
		#ifndef IVAS_FLOAT_FIXED
		hTcxCfg->na_scale_flt = scaleTcxTable[i].scale_flt;
		#else
		hTcxCfg->na_scale = scaleTcxTable[i].scale;
		#endif
		break;
		}
		}

lib_com/fd_cng_com.c

+18 −10

Original line number	Diff line number	Diff line
		@@ -137,17 +137,28 @@ void initFdCngCom_flt(
		mhvals_flt( MSSUBFRLEN, &( hFdCngCom->msM_subwin_flt ) );
		set_f( hFdCngCom->msPeriodogSum_flt, 0.0f, 2 );
		set_f( hFdCngCom->msPsdSum_flt, 0.0f, 2 );
		#ifndef IVAS_FLOAT_FIXED
		set_f( hFdCngCom->msSlope_flt, 0.0f, 2 );
		set_f( hFdCngCom->msQeqInvAv_flt, 0.0f, 2 );
		#else
		set16_fx( hFdCngCom->msSlope, 0, 2 );
		set32_fx( hFdCngCom->msQeqInvAv, 0, 2 );
		#endif
		hFdCngCom->init_old_flt = 0;
		hFdCngCom->msFrCnt_init_counter = 0;
		hFdCngCom->msFrCnt_init_thresh = 1;
		hFdCngCom->offsetflag = 0;
		hFdCngCom->msFrCnt = MSSUBFRLEN;
		hFdCngCom->msMinBufferPtr = 0;
		#ifndef IVAS_FLOAT_FIXED
		set_f( hFdCngCom->msAlphaCor_flt, 0.3f, 2 );

		hFdCngCom->coherence_flt = 0.5f;
		#else
		set32_fx( hFdCngCom->msAlphaCor, 644245120l /0.3f Q31/, 2 );

		hFdCngCom->coherence_fx = 16384; /* 0.5 in Q15 */
		#endif

		return;
		}
		@@ -233,6 +244,7 @@ void initPartitions_flt(
		}


		#ifndef IVAS_FLOAT_FIXED
		/*-------------------------------------------------------------------
		* compress_range_flt()
		*
		@@ -639,6 +651,7 @@ void minimum_statistics_flt(

		return;
		}
		#endif


		/*-------------------------------------------------------------------
		@@ -675,6 +688,7 @@ void apply_scale_flt(
		}


		#ifndef IVAS_FLOAT_FIXED
		/*-------------------------------------------------------------------
		* bandcombinepow_flt()
		*
		@@ -796,6 +810,7 @@ void scalebands_flt(

		return;
		}
		#endif


		/*-------------------------------------------------------------------
		@@ -859,7 +874,6 @@ void AnalysisSTFT_flt(
		return;
		}

		#endif
		/*-------------------------------------------------------------------
		* SynthesisSTFT_flt()
		*
		@@ -946,6 +960,7 @@ void SynthesisSTFT_flt(

		return;
		}
		#endif

		#ifdef IVAS_FLOAT_FIXED
		/*-------------------------------------------------------------------
		@@ -1332,6 +1347,7 @@ Word16 rand_gauss_fix(
		}
		#endif

		#ifndef IVAS_FLOAT_FIXED
		/*-------------------------------------------------------------------
		* lpc_from_spectrum_flt()
		*
		@@ -1352,9 +1368,6 @@ void lpc_from_spectrum_flt(
		int16_t fftlen = hFdCngCom->fftlen;
		const float *fftSineTab = hFdCngCom->fftSineTab_flt;
		float *A = hFdCngCom->A_cng_flt;
		#ifdef IVAS_FLOAT_FIXED
		Word16 *A_fx = hFdCngCom->A_cng;
		#endif

		/* Power Spectrum */
		ptr = fftBuffer;
		@@ -1408,12 +1421,6 @@ void lpc_from_spectrum_flt(

		/* LPC */
		lev_dur( A, r, M, NULL );
		#ifdef IVAS_FLOAT_FIXED
		for ( i = 0; i < M + 1; i++ )
		{
		A_fx[i] = float_to_fix16( A[i], Q13 );
		}
		#endif
		return;
		}

		@@ -1486,3 +1493,4 @@ void FdCng_exc_flt(

		return;
		}
		#endif

lib_com/ivas_prot.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -1400,7 +1400,7 @@ ivas_error ivas_ism_metadata_enc(
		const Word16 ism_mode, /* i : ISM mode */
		const PARAM_ISM_CONFIG_HANDLE hParamIsm, /* i : Param ISM Config Handle */
		const Word16 ism_extended_metadata_flag, /* i : Extended metadata flag */
		const Word32 lp_noise_CPE, /* i : LP filtered total noise estimation */
		const Word16 lp_noise_CPE, /* i : LP filtered total noise estimation */
		const Word16 flag_omasa_ener_brate, /* i : less bitrate for objects in OMASA flag */
		Word16 *omasa_stereo_sw_cnt,
		const Word16 ini_frame
		@@ -8111,7 +8111,7 @@ void ivas_set_ism_importance_interformat_fx(
		const Word16 nchan_transport, /* i : number of transported channels */
		ISM_METADATA_HANDLE hIsmMeta[], /* i/o: ISM metadata handles */
		SCE_ENC_HANDLE hSCE[], /* i/o: SCE encoder handles */
		const Word32 lp_noise_CPE_fx, /* i : LP filtered total noise estimation */
		const Word16 lp_noise_CPE_fx, /* i : LP filtered total noise estimation */
		Word16 ism_imp[] /* o : ISM importance flags */
		);
		#endif

lib_com/ivas_prot_fx.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -3456,4 +3456,9 @@ void stereo_dmx_evs_enc_fx(
		const Word16 n_samples, /* i : number of input samples */
		const bool is_binaural /* i : indication that input is binaural audio */
		);

		void stereo_dmx_evs_close_encoder_fx(
		STEREO_DMX_EVS_ENC_HANDLE hStereoDmxEVS / i/o: Stereo downmix for EVS encoder handle */
		);

		#endif