Merge branch 'main' into update_crend (3d9ce414) · Commits · SA4 / Audio / IVAS BASOP

lib_com/options.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -149,6 +149,7 @@
		#define NONBE_FIX_1069_SVD_TUNING /* FhG: issue 1069: tune SVD constants */
		#define FIX_778_STEREO_BRATE_SWITCHING
		#define FIX_774_ENERGY_BURST /* Fix 0 bit BWE */
		#define FIX_729_MISSING_RESCALING
		/* ################## End DEVELOPMENT switches ######################### */

		/* clang-format on */

lib_com/swb_tbe_com_fx.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -727,6 +727,9 @@ static void filt_mu_fx(
		Word16 mu, ga, temp;
		const Word16 *ptrs;
		Word16 tmp, exp;
		#ifdef FIX_729_MISSING_RESCALING
		Flag Overflow = 0;
		#endif


		IF( EQ_16( SubFrameLength, L_SUBFR ) )
		@@ -767,7 +770,19 @@ static void filt_mu_fx(
		{
		temp = mult_r( mu, ( *ptrs++ ) );
		temp = add( temp, ptrs ); /Q12 */
		#ifdef FIX_729_MISSING_RESCALING
		sig_out[n] = shl_o( mult_r( ga, temp ), 1, &Overflow );
		#ifdef DEBUGGING
		if ( Overflow )
		{
		fprintf( stderr, "Saturation in filt_mu_fx for ga = %d, temp = %d, result = %.2f at frame %d\n\n", ga, temp, (float) ga * temp * 4.0 / 65536.0, frame );
		Overflow = 0;
		}
		#endif

		#else
		sig_out[n] = shl( mult_r( ga, temp ), 1 );
		#endif
		move16(); /Q12 /
		}

lib_com/tcx_utils_fx.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1787,7 +1787,7 @@ void tcx_noise_filling(
		win = add( win, 1 );
		}

		seed = own_random2_fx( seed );
		Random( &seed );
		Q[i] = L_mult0( mult( seed, fac_ns ), win );
		move32();

		@@ -1952,7 +1952,7 @@ void tcx_noise_filling_with_shift(

		Word16 nrm = 31;

		seed = own_random2_fx( seed );
		Random( &seed );
		Q[i] = L_mult0( mult( seed, fac_ns ), win );
		IF( Q[i] )
		{

lib_dec/FEC_HQ_phase_ecu_fx.c

+6 −6

Original line number	Diff line number	Diff line
		@@ -2383,7 +2383,7 @@ static void ivas_subst_spec_fx(
		IF( NE_16( ph_dith, 0 ) )
		{
		Xph = pCorrPhase; / in Q16. 2PI is not included. /
		seed = own_random2_fx( seed ); /* in Q0 */
		Random( seed ); /* in Q0 */
		acc = L_mult( seed, ph_dith ); / N.B. ph_dith[i] is in Q15, i.e., in between 0 and 1.0 (2PI not included) /
		acc = L_shr( acc, PHASE_DITH_SCALE_SHIFT );
		Xph = L_add( Xph, acc ); /* in Q16. */
		@@ -2783,7 +2783,7 @@ static void subst_spec_fx(
		IF( ph_dith != 0 )
		{
		Xph = pCorrPhase; / in Q16. 2PI is not included. /
		seed = own_random2_fx( seed ); /* in Q0 */
		Random( seed ); /* in Q0 */
		acc = L_mult( seed, ph_dith ); / N.B. ph_dith[i] is in Q15, i.e., in between 0 and 1.0 (2PI not included) /
		acc = L_shr( acc, PHASE_DITH_SCALE_SHIFT );
		Xph = L_add( Xph, acc ); /* in Q16. */

lib_dec/core_switching_dec.c

+107 −7

Original line number	Diff line number	Diff line
		@@ -81,8 +81,12 @@ ivas_error core_switching_pre_dec_ivas_fx(
		Word16 exp = 25;

		error = IVAS_ERR_OK;
		move32();

		/* Codec mode switching */
		test();
		test();
		test();
		IF( EQ_16( st->last_codec_mode, MODE2 ) \|\| ( ( EQ_16( st->last_core, TCX_20_CORE ) \|\| EQ_16( st->last_core, TCX_10_CORE ) ) && GT_16( st->element_mode, EVS_MONO ) ) )
		{
		#ifndef FIX_770_DISCONTINUITIES_SW_TCX2ACELP
		@@ -119,6 +123,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		{
		st->hBPF->pst_lp_ener_fx = round_fx( L_shl( Mpy_32_16_1( st->lp_error_ener, 0x6054 ), 2 + 8 ) ); /* convert from 15Q16, log2 -> 7Q8 10log10 /
		st->hBPF->pst_mem_deemp_err_fx = 0;
		move16();
		}
		#endif
		st->psf_lp_noise_fx = round_fx( L_shl( st->lp_noise, 1 ) );
		@@ -136,6 +141,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		move16();
		set16_fx( st->hb_prev_synth_buffer_fx, 0, NS2SA( 48000, DELAY_BWE_TOTAL_NS ) );

		test();
		IF( st->hBWE_TD != NULL && NE_16( st->last_core, ACELP_CORE ) )
		{
		#ifdef MSAN_FIX
		@@ -155,6 +161,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		st->igf = 0;
		move16();

		test();
		IF( GT_32( st->output_Fs, 16000 ) && st->hBWE_zero != NULL )
		{
		hf_synth_reset_fx( st->hBWE_zero );
		@@ -196,6 +203,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		move32();
		}

		test();
		IF( EQ_16( st->last_core, TCX_20_CORE ) \|\| EQ_16( st->last_core, TCX_10_CORE ) )
		{
		IF( EQ_16( st->element_mode, EVS_MONO ) )
		@@ -238,6 +246,8 @@ ivas_error core_switching_pre_dec_ivas_fx(
		delay_comp = NS2SA( st->output_Fs, DELAY_CLDFB_NS );

		/TODO To be tested:control not entering the block/
		test();
		test();
		IF( !st->last_con_tcx && EQ_16( st->last_core_bfi, ACELP_CORE ) && EQ_16( st->core, HQ_CORE ) )
		{
		/TODO None of the test dtreams are entering this block,hence enabled assert(0)/
		@@ -281,6 +291,8 @@ ivas_error core_switching_pre_dec_ivas_fx(
		Copy_Scale_sig_32_16( fer_samples_fx, st->hHQ_core->fer_samples_fx, 960, 9 );
		}

		test();
		test();
		IF( !st->last_con_tcx && EQ_16( st->last_core_bfi, ACELP_CORE ) && EQ_16( st->core, HQ_CORE ) )
		{
		lerp( st->hTcxDec->syn_Overl, st->hHQ_core->fer_samples_fx + delay_comp, output_frame / 2, st->last_L_frame / 2 );
		@@ -298,6 +310,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		/FEC/
		IF( LE_16( st->L_frame, L_FRAME16k ) )
		{
		test();
		IF( LE_16( st->last_L_frame, L_FRAME16k ) && NE_16( st->core, HQ_CORE ) )
		{
		IF( NE_16( st->L_frame, st->last_L_frame ) )
		@@ -325,6 +338,8 @@ ivas_error core_switching_pre_dec_ivas_fx(

		/* Here we only handle cases where last_ppp and last_nelp not updated when coming from CodecB or other cores
		within ACELP_CORE if switching from another bitarate to vbr, last_ppp and last_nelp is always updated in the previous frame */
		test();
		test();
		IF( EQ_16( st->core, ACELP_CORE ) && ( NE_16( st->last_core, ACELP_CORE ) \|\| NE_16( st->last_codec_mode, MODE2 ) ) )
		{
		st->last_ppp_mode_dec = 0;
		@@ -334,6 +349,9 @@ ivas_error core_switching_pre_dec_ivas_fx(
		}

		/* Handle state reset of stat_noise_uv_mod memory */
		test();
		test();
		test();
		IF( EQ_16( st->core, ACELP_CORE ) && ( NE_16( st->last_core, ACELP_CORE ) \|\| EQ_16( st->last_codec_mode, MODE2 ) \|\| LE_32( st->last_total_brate, PPP_NELP_2k80 ) ) )
		{
		st->act_count = 3;
		@@ -342,9 +360,21 @@ ivas_error core_switching_pre_dec_ivas_fx(
		move16();
		}

		test();
		test();
		test();
		test();
		test();
		test();
		test();
		test();
		test();
		test();
		test();
		IF( ( ( EQ_16( st->core, ACELP_CORE ) \|\| EQ_16( st->core, AMR_WB_CORE ) ) && EQ_16( st->last_core, HQ_CORE ) ) \|\| ( ( EQ_16( st->element_mode, IVAS_CPE_DFT ) \|\| EQ_16( st->element_mode, IVAS_CPE_TD ) \|\| ( EQ_16( st->element_mode, IVAS_CPE_MDCT ) && EQ_16( last_element_mode, IVAS_CPE_DFT ) ) ) && EQ_16( nchan_out, 2 ) &&
		NE_32( st->core_brate, SID_2k40 ) && NE_32( st->core_brate, FRAME_NO_DATA ) && ( EQ_32( last_core_brate_st0, FRAME_NO_DATA ) \|\| EQ_32( last_core_brate_st0, SID_2k40 ) ) ) )
		{
		test();
		IF( EQ_16( st->element_mode, IVAS_CPE_DFT ) \|\| EQ_16( st->element_mode, IVAS_CPE_TD ) )
		{
		st->hPFstat->reset = 1;
		@@ -368,6 +398,12 @@ ivas_error core_switching_pre_dec_ivas_fx(
		lsf2lsp_fx( st->lsf_old_fx, st->lsp_old_fx, M, INT_FS_12k8 );
		}

		test();
		test();
		test();
		test();
		test();
		test();
		IF( ( EQ_16( st->element_mode, IVAS_CPE_DFT ) \|\| EQ_16( st->element_mode, IVAS_CPE_TD ) ) && EQ_16( nchan_out, 2 ) && GT_32( st->core_brate, SID_2k40 ) && ( EQ_32( last_core_brate_st0, FRAME_NO_DATA ) \|\| EQ_32( last_core_brate_st0, SID_2k40 ) ) && st->hTcxDec != NULL )
		{
		/* Last frame was Stereo CNG and the synthesis memory is outdated -- reset */
		@@ -430,6 +466,8 @@ ivas_error core_switching_pre_dec_ivas_fx(
		cldfb_reset_memory_fx( st->cldfbSyn );

		/* reset TBE memories */
		test();
		test();
		IF( !st->last_con_tcx && !( ( EQ_16( st->last_core, HQ_CORE ) ) && GT_16( st->element_mode, EVS_MONO ) ) )
		{
		set16_fx( st->old_exc_fx, 0, L_EXC_MEM_DEC );
		@@ -445,6 +483,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		set16_fx( st->hBWE_TD->old_bwe_exc_fx, 0, PIT16k_MAX * 2 );
		}

		test();
		IF( GT_32( st->output_Fs, 16000 ) && st->hBWE_zero != NULL )
		{
		hf_synth_reset_fx( st->hBWE_zero );
		@@ -459,6 +498,9 @@ ivas_error core_switching_pre_dec_ivas_fx(
		}
		}

		test();
		test();
		test();
		IF( ( EQ_16( st->core, ACELP_CORE ) \|\| EQ_16( st->core, AMR_WB_CORE ) ) && ( EQ_16( st->last_core, TCX_20_CORE ) \|\| EQ_16( st->last_core, TCX_10_CORE ) ) )
		{
		IF( st->hBWE_TD != NULL )
		@@ -491,6 +533,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		move16();
		move16();

		test();
		IF( GT_32( st->output_Fs, 16000 ) && st->hBWE_zero != NULL )
		{
		hf_synth_reset_fx( st->hBWE_zero );
		@@ -504,6 +547,9 @@ ivas_error core_switching_pre_dec_ivas_fx(
		set16_fx( st->hBWE_FD->old_syn_12k8_16k_fx, 0, NS2SA( 16000, DELAY_FD_BWE_ENC_NS ) );
		}

		test();
		test();
		test();
		IF( EQ_16( nchan_out, 1 ) && EQ_16( st->element_mode, IVAS_CPE_DFT ) && LE_32( st->element_brate, IVAS_24k4 ) && GT_32( last_element_brate, IVAS_24k4 ) )
		{
		/* update cldbf state with previous frame TCX synthesis when going from a bitrate with residual coding to a bitrate without it */
		@@ -514,14 +560,19 @@ ivas_error core_switching_pre_dec_ivas_fx(
		{
		return ( IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for old_synth_lenFB (32 bit) \n" ) );
		}
		Copy_Scale_sig_16_32( st->hTcxDec->old_synthFB_fx, old_synthFB_fx, st->hTcxDec->old_synth_lenFB, Q10 - Q_old_synthFB );
		Copy_Scale_sig_16_32( st->hTcxDec->old_synthFB_fx, old_synthFB_fx, st->hTcxDec->old_synth_lenFB, sub( Q10, Q_old_synthFB ) );
		Copy32( old_synthFB_fx + st->hTcxDec->old_synth_lenFB - offset, st->cldfbAna->cldfb_state_fx, offset );
		st->cldfbAna->Q_cldfb_state = Q10;
		move16();
		IF( old_synthFB_fx )
		free( old_synthFB_fx );
		}
		}

		test();
		test();
		test();
		test();
		IF( EQ_16( st->core, HQ_CORE ) && ( EQ_16( st->last_core, ACELP_CORE ) \|\| EQ_16( st->last_core, AMR_WB_CORE ) \|\| ( ( NE_16( st->element_mode, EVS_MONO ) ) && ( NE_16( st->last_core, HQ_CORE ) ) ) ) )
		{
		set32_fx( st->hHQ_core->prev_env_fx, 0, SFM_N_WB );
		@@ -545,7 +596,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		IF( NE_16( st->element_mode, EVS_MONO ) )
		{
		/* Estimate mem_env_delta to reinit env_stab */
		tmp_fx = L_max( 0, ENV_STAB_EST1_FX + Mult_32_16( st->stab_fac_smooth_lt_fx, ENV_STAB_EST2_FX ) + Mult_32_16( st->log_energy_diff_lt_fx, ENV_STAB_EST3_FX ) ); /Q12/
		tmp_fx = L_max( 0, L_add( ENV_STAB_EST1_FX, L_add( Mult_32_16( st->stab_fac_smooth_lt_fx, ENV_STAB_EST2_FX ), Mult_32_16( st->log_energy_diff_lt_fx, ENV_STAB_EST3_FX ) ) ) ); /Q12/

		st->hHQ_core->mem_env_delta = extract_l( L_min( MAX16B, tmp_fx ) ); /* Convert to Q12 and handle saturation */

		@@ -609,6 +660,12 @@ ivas_error core_switching_pre_dec_ivas_fx(
		/switch on CNA on active frames/
		IF( EQ_16( st->element_mode, EVS_MONO ) ) /* for IVAS modes, st->flag_cna is set earlier */
		{
		test();
		test();
		test();
		test();
		test();
		test();
		IF( st->VAD && ( ( NE_16( st->core, AMR_WB_CORE ) && LE_32( st->total_brate, CNA_MAX_BRATE ) ) \|\| ( EQ_16( st->core, AMR_WB_CORE ) && LE_32( st->total_brate, ACELP_8k85 ) ) ) )
		{
		st->flag_cna = 1;
		@@ -628,6 +685,10 @@ ivas_error core_switching_pre_dec_ivas_fx(
		}

		/* Reconfigure CNG */
		test();
		test();
		test();
		test();
		IF( st->hFdCngDec && ( NE_16( st->last_L_frame, st->L_frame ) \|\| NE_16( st->hFdCngDec->hFdCngCom->frameSize, st->L_frame ) \|\| EQ_16( st->ini_frame, 0 ) \|\| NE_16( st->bwidth, st->last_bwidth ) ) )
		{
		/* \|\| st->last_core == AMR_WB_CORE \|\| st->last_codec_mode == MODE2)){*/
		@@ -645,24 +706,29 @@ ivas_error core_switching_pre_dec_ivas_fx(
		move32();
		}
		}
		test();
		test();
		IF( NE_16( st->last_L_frame, st->L_frame ) && LE_16( st->L_frame, L_FRAME16k ) && LE_16( st->last_L_frame, L_FRAME16k ) )
		{
		test();
		IF( EQ_16( st->element_mode, IVAS_CPE_DFT ) \|\| EQ_16( st->element_mode, IVAS_CPE_TD ) )
		{
		lerp( st->hFdCngDec->hFdCngCom->olapBufferAna_fx + st->last_L_frame, st->hFdCngDec->hFdCngCom->olapBufferAna_fx + st->L_frame, st->L_frame, st->last_L_frame );
		}

		L_lerp_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, st->L_frame * 2, st->last_L_frame * 2, Q_olapBufferSynth2 );
		L_lerp_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, shl( st->L_frame, 1 ), shl( st->last_L_frame, 1 ), Q_olapBufferSynth2 );

		test();
		IF( LE_32( st->total_brate, SID_2k40 ) && LE_32( st->last_total_brate, SID_2k40 ) )
		{
		L_lerp_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth_fx, st->hFdCngDec->hFdCngCom->olapBufferSynth_fx, st->L_frame * 2, st->last_L_frame * 2, Q_olapBufferSynth );
		L_lerp_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth_fx, st->hFdCngDec->hFdCngCom->olapBufferSynth_fx, shl( st->L_frame, 1 ), shl( st->last_L_frame, 1 ), Q_olapBufferSynth );

		IF( EQ_16( st->L_frame, L_FRAME ) )
		{
		FOR( i = 0; i < shl( st->L_frame, 1 ); i++ )
		{
		st->hFdCngDec->hFdCngCom->olapBufferSynth_fx[i] = Mult_32_16( st->hFdCngDec->hFdCngCom->olapBufferSynth_fx[i], (Word16) 20480 /* 0.6250f in Q15 */ );
		move32();
		}
		}
		ELSE
		@@ -670,6 +736,7 @@ ivas_error core_switching_pre_dec_ivas_fx(
		FOR( i = 0; i < shl( st->L_frame, 1 ); i++ )
		{
		st->hFdCngDec->hFdCngCom->olapBufferSynth_fx[i] = Mult_32_16( L_shl( st->hFdCngDec->hFdCngCom->olapBufferSynth_fx[i], 1 ), (Word16) 26214 /* 1.6f in Q14 */ );
		move32();
		}
		}
		}
		@@ -1682,6 +1749,8 @@ void bandwidth_switching_detect_ivas_fx(
		Decoder_State st_fx / i/o: encoder state structure */
		)
		{
		test();
		test();
		IF( ( EQ_16( st_fx->element_mode, IVAS_CPE_TD ) && EQ_16( st_fx->idchan, 1 ) ) \|\| EQ_16( st_fx->element_mode, IVAS_CPE_MDCT ) )
		{
		/* there is no BWE in TD stereo secondary channel and in MDCT stereo, IGF is part of the core decoding -> no BW switching -> reset BWS counters */
		@@ -1698,6 +1767,7 @@ void bandwidth_switching_detect_ivas_fx(
		test();
		test();
		test();
		test();
		IF( GE_16( st_fx->bws_cnt1, N_NS2W_FRAMES ) )
		{
		st_fx->bws_cnt1 = 0;
		@@ -1932,6 +2002,9 @@ void ivas_bw_switching_pre_proc_fx(
		return;
		}

		test();
		test();
		test();
		IF( EQ_16( st->core, ACELP_CORE ) && !( EQ_16( st->bfi, 1 ) && EQ_16( st->con_tcx, 1 ) ) )
		{
		/----------------------------------------------------------------------
		@@ -1958,9 +2031,10 @@ void ivas_bw_switching_pre_proc_fx(

		tmp = getSqrtWord32( tmp );
		st->enerLL_fx = tmp;
		st->enerLL_fx_Q = ( Q + shift - 32 ) / 2;
		st->enerLL_fx_Q = shr( sub( add( Q, shift ), 32 ), 1 );

		W_tmp = 0;
		move64();
		FOR( ; i < L_FRAME; i++ )
		{
		W_tmp = W_add( W_tmp, W_shr( W_mult0_32_32( syn_dct_fx[i], syn_dct_fx[i] ), Q ) );
		@@ -1971,7 +2045,8 @@ void ivas_bw_switching_pre_proc_fx(
		tmp = L_shr( tmp, 7 ); // divide by 128
		tmp = getSqrtWord32( tmp );
		st->enerLH_fx = tmp;
		st->enerLH_fx_Q = ( Q + shift - 32 ) / 2;
		move32();
		st->enerLH_fx_Q = shr( sub( add( Q, shift ), 32 ), 1 );
		}
		ELSE
		{
		@@ -1985,9 +2060,12 @@ void ivas_bw_switching_pre_proc_fx(
		tmp = L_shr( L_tmp, 5 ); // divide by 32
		tmp = getSqrtWord32( tmp );
		st->enerLL_fx = tmp;
		move32();
		st->enerLL_fx_Q = Q_audio;
		move16();

		L_tmp = 0;
		move32();
		FOR( ; i < 64; i++ )
		{
		L_tmp = L_mac0_o( L_tmp, st->t_audio_q_fx[i], st->t_audio_q_fx[i], &Overflow );
		@@ -1996,12 +2074,15 @@ void ivas_bw_switching_pre_proc_fx(
		tmp = L_shr( L_tmp, 5 ); // divide by 32
		tmp = getSqrtWord32( tmp );
		st->enerLH_fx = tmp;
		move32();
		st->enerLH_fx_Q = Q_audio;
		move16();
		}
		ELSE
		{
		Word32 tmp, L_tmp = 0;
		L_tmp = 0;
		move32();
		FOR( i = 0; i < L_FRAME / 2; i++ )
		{
		L_tmp = L_mac0_o( L_tmp, st->t_audio_q_fx[i], st->t_audio_q_fx[i], &Overflow );
		@@ -2009,9 +2090,12 @@ void ivas_bw_switching_pre_proc_fx(
		tmp = L_shr( L_tmp, 5 ); // divide by 32
		tmp = getSqrtWord32( tmp );
		st->enerLL_fx = tmp;
		move32();
		st->enerLL_fx_Q = Q_audio;
		move16();

		L_tmp = 0;
		move32();
		FOR( ; i < L_FRAME; i++ )
		{
		L_tmp = L_mac0_o( L_tmp, st->t_audio_q_fx[i], st->t_audio_q_fx[i], &Overflow );
		@@ -2019,15 +2103,25 @@ void ivas_bw_switching_pre_proc_fx(
		tmp = L_shr( L_tmp, 5 ); // divide by 32
		tmp = getSqrtWord32( tmp );
		st->enerLL_fx = tmp;
		move32();
		st->enerLL_fx_Q = Q_audio;
		move16();
		}
		}

		test();
		test();
		test();
		test();
		test();
		test();
		test();
		IF( EQ_16( st->last_bwidth, 0 ) && LE_16( st->extl, SWB_CNG ) )
		{
		// st->prev_ener_shb = 0.0f;

		st->prev_ener_shb_fx = 0;
		move16();
		IF( st->hBWE_FD != NULL )
		{
		// set_f( st->hBWE_FD->prev_SWB_fenv, 0, SWB_FENV );
		@@ -2037,12 +2131,18 @@ void ivas_bw_switching_pre_proc_fx(
		ELSE IF( ( ( EQ_16( st->core, ACELP_CORE ) && ( EQ_16( st->last_core, HQ_CORE ) \|\| EQ_16( st->last_core, TCX_10_CORE ) \|\| EQ_16( st->last_core, TCX_20_CORE ) ) ) \|\| ( EQ_16( st->core, st->last_core ) && NE_16( st->extl, st->last_extl ) ) ) && GE_16( st->last_bwidth, SWB ) )
		{
		st->attenu_fx = 3277;
		move16();
		}

		test();
		test();
		test();
		test();
		test();
		IF( EQ_16( st->last_core, HQ_CORE ) \|\| ( EQ_16( st->last_core, ACELP_CORE ) && !( EQ_16( st->last_extl, WB_TBE ) \|\| EQ_16( st->last_extl, SWB_TBE ) \|\| EQ_16( st->last_extl, FB_TBE ) ) && GT_32( st->core_brate, ACELP_8k00 ) ) )
		{
		st->prev_fractive = 0;
		st->prev_fractive = 0;
		move16();
		}

		return;