[cleanup] accept HARM_NON_LINEARITY (ad4f0ee3) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cng_exc_fx.c

+0 −283

Original line number	Diff line number	Diff line
		@@ -602,112 +602,6 @@ return;
		-------------------------------------------------------/

		void cng_params_postupd_fx(
		#ifndef HARM_NON_LINEARITY
		const Word16 ho_circ_ptr, /* i : pointer for CNG averaging buffers Q0 */
		Word16 cng_buf_cnt, / i/o: counter for CNG store buffers Q0 */
		const Word16 const cng_exc2_buf, / i : Excitation buffer Q_exc */
		const Word16 const cng_Qexc_buf, / i : Q_exc buffer Q0 */
		const Word32 const cng_brate_buf, / i : bit rate buffer Q0 */
		Word32 ho_env_circ[] /* i/o: Envelope buffer Q6 */
		)
		{
		Word16 i, j;
		Word16 Q_exc;
		const Word16 *exc2;
		Word16 fft_io[L_FFT];
		Word32 sp[129];
		Word16 ptR, ptI;
		Word32 env[NUM_ENV_CNG];
		Word32 L_tmp;
		Word16 tmp;
		Word16 temp_lo_fx, temp_hi_fx;
		Word16 exp_pow;
		Word16 exp1;
		Word16 CNG_mode;
		Word16 ptr;
		Word32 last_active_brate;

		ptr = add( sub( ho_circ_ptr, *cng_buf_cnt ), 1 );
		IF( ptr < 0 )
		{
		ptr = add( ptr, HO_HIST_SIZE );
		}

		FOR( j = 0; j < *cng_buf_cnt; j++ )
		{
		exc2 = &cng_exc2_buf[ptr * L_FFT];
		Q_exc = cng_Qexc_buf[ptr];
		move16();
		last_active_brate = cng_brate_buf[ptr];
		move32();

		/* calculate the spectrum of residual signal */
		Copy( exc2, fft_io, L_FFT );

		fft_rel_fx( fft_io, L_FFT, LOG2_L_FFT );

		ptR = &fft_io[1];
		ptI = &fft_io[L_FFT - 1];
		FOR( i = 0; i < NUM_ENV_CNG; i++ )
		{
		/* sp[i] = 2.0f(ptR * ptR + ptI * ptI)/L_FFT; /
		L_tmp = L_mult_sat( ptR, ptR ); /* 2Q_exc+1 /
		L_tmp = L_add_sat( L_tmp, L_mult_sat( ptI, ptI ) ); /* 2Q_exc+1 /
		L_tmp = L_add_sat( L_tmp, L_tmp ); /* 2Q_exc+1 /
		L_tmp = Mult_32_16( L_tmp, 128 ); /* 2Q_exc+1 /
		tmp = add( add( Q_exc, Q_exc ), 1 );
		sp[i] = L_shr( L_tmp, sub( tmp, 6 ) );
		move32(); /* Q6 */

		ptR++;
		ptI--;
		}

		Copy32( sp, env, NUM_ENV_CNG );
		{

		CNG_mode = get_cng_mode( last_active_brate );

		/* att = 1/pow(2,ENR_ATT_fx[CNG_mode]); */
		L_tmp = L_shl( L_deposit_l( ENR_ATT_fx[CNG_mode] ), 8 ); /* 16 */
		temp_lo_fx = L_Extract_lc( L_tmp, &temp_hi_fx );

		exp_pow = sub( 14, temp_hi_fx );
		L_tmp = Pow2( 14, temp_lo_fx ); /* Qexp_pow */
		L_tmp = L_shl( L_tmp, sub( 13, exp_pow ) ); /* Q13 */
		tmp = extract_l( L_tmp ); /* Q13 */

		exp1 = norm_s( tmp );
		tmp = shl( tmp, exp1 ); /Q(exp1+13) /
		tmp = div_s( 16384, tmp ); /Q(15+14-exp1-13) /
		tmp = shr( tmp, sub( 1, exp1 ) ); /* Q15 */
		}

		FOR( i = 0; i < NUM_ENV_CNG; i++ )
		{
		env[i] = Mult_32_16( env[i], tmp );
		move32();
		}

		/* update the circular buffer of old residual envelope */
		Copy32( env, &( ho_env_circ[(ptr) *NUM_ENV_CNG] ), NUM_ENV_CNG );

		ptr = add( ptr, 1 );
		if ( EQ_16( ptr, HO_HIST_SIZE ) )
		{
		ptr = 0;
		move16();
		}
		}

		*cng_buf_cnt = 0;
		move16();

		return;
		}

		void cng_params_postupd_ivas_fx(
		#endif
		const Word16 ho_circ_ptr, /* i : pointer for CNG averaging buffers Q0 */
		Word16 cng_buf_cnt, / i/o: counter for CNG store buffers Q0 */
		const Word16 const cng_exc2_buf, / i : Excitation buffer Q_exc */
		@@ -833,183 +727,8 @@ void cng_params_postupd_ivas_fx(
		*
		* update CNG parameters
		-------------------------------------------------------/
		#ifndef HARM_NON_LINEARITY
		void cng_params_upd_fx(
		const Word16 lsp_new[], /* i : LSP aprameters Q15 */
		const Word16 exc2[], /* i : current enhanced excitation Q_exc */
		const Word16 L_frame, /* i : frame length Q0 */
		Word16 ho_circ_ptr, / i/o: pointer for CNG averaging buffers Q0 */
		Word32 ho_ener_circ[], /* o : energy buffer for CNG averaging Q6 */
		Word16 ho_circ_size, / i/o: size of DTX hangover history buffer for averaging Q0 */
		Word16 ho_lsp_circ[], /* o : old LSP buffer for CNG averaging Q15 */
		const Word16 Q_exc, /* i : Q value of excitation */
		const Word16 enc_dec_flag, /* i : Flag indicating encoder or decoder (ENC,DEC) */
		Word32 ho_env_circ[], /* i/o: Envelope buffer Q6 */
		Word16 cng_buf_cnt, / i/o: Counter of postponed FFT-processing instances */
		Word16 cng_exc2_buf[], /* i/o: Excitation buffer Q_exc */
		Word16 cng_Qexc_buf[], /* i/o: Q_exc buffer Q0 */
		Word32 cng_brate_buf[], /* i/o: last_active_brate buffer Q0 */
		const Word32 last_active_brate /* i : Last active bit rate Q0 */
		)
		{
		Word32 L_ener, L_tmp;
		Word16 i, j;
		const Word16 *pt_exc2;
		Word16 tmpv, maxv, scale;
		Word16 fft_io[L_FRAME16k];
		Word32 sp[129];
		Word16 ptR, ptI;
		Word32 env[NUM_ENV_CNG];
		Word16 exp1;
		Word16 CNG_mode;
		Word16 tmp;
		Word16 temp_lo_fx, temp_hi_fx;
		Word16 exp_pow;

		/* update the pointer to circular buffer of old LSP vectors */
		ho_circ_ptr = add( ho_circ_ptr, 1 );
		move16();

		if ( EQ_16( *ho_circ_ptr, HO_HIST_SIZE ) )
		{
		*ho_circ_ptr = 0;
		move16();
		}

		/* update the circular buffer of old LSP vectors with the new LSP vector */
		Copy( lsp_new, &( ho_lsp_circ[( ho_circ_ptr ) M] ), M );

		/* calculate the residual signal energy */
		/enr = dotp( exc2, exc2, L_frame ) / L_frame; /

		maxv = 0;
		move16();
		FOR( i = 0; i < L_frame; i++ )
		{
		maxv = s_max( maxv, abs_s( exc2[i] ) );
		}
		scale = norm_s( maxv );

		pt_exc2 = exc2;
		L_ener = 0;
		move32();
		IF( EQ_16( L_frame, L_FRAME ) )
		{
		FOR( j = 0; j < 128; j++ )
		{
		tmpv = shl( *pt_exc2, scale );
		L_tmp = L_mult0( tmpv, tmpv ); /* 2(Q_exc+scale) /
		pt_exc2++;
		tmpv = shl( *pt_exc2, scale );
		L_tmp = L_mac0_sat( L_tmp, tmpv, tmpv );
		pt_exc2++;
		L_ener = L_add_sat( L_ener, L_shr_sat( L_tmp, 7 ) ); /* Q(2(Q_exc+scale)+1) ,division by L_frame done here /
		}
		}
		ELSE /* L_FRAME16k */
		{
		FOR( j = 0; j < 160; j++ )
		{
		tmpv = shl( *pt_exc2, scale );
		L_tmp = L_mult0( tmpv, tmpv ); /* 2(Q_exc+scale) /
		pt_exc2++;
		tmpv = shl( *pt_exc2, scale );
		L_tmp = L_mac0_sat( L_tmp, tmpv, tmpv );
		pt_exc2++;
		L_ener = L_add_sat( L_ener, L_shr_sat( Mult_32_16( L_tmp, 26214 /* 256/320, Q15 / ), 7 ) ); / Q(2(Q_exc+scale)+15+1-16+1) ,division by L_frame done here /
		}
		}
		L_ener = L_shr_sat( L_ener, sub( shl( add( Q_exc, scale ), 1 ), 5 ) ); /* Q6 (2(Q_exc+scale)+1-2(Q_exc+scale)+5) */

		/* update the circular buffer of old energies */
		ho_ener_circ[*ho_circ_ptr] = L_ener;
		move32();

		IF( enc_dec_flag == ENC )
		{
		/* Store residual signal for postponed FFT-processing*/
		cng_buf_cnt = add( cng_buf_cnt, 1 );
		move16();
		if ( GT_16( *cng_buf_cnt, HO_HIST_SIZE ) )
		{
		*cng_buf_cnt = HO_HIST_SIZE;
		move16();
		}
		Copy( exc2, &( cng_exc2_buf[( ho_circ_ptr ) L_FFT] ), L_FFT );
		cng_Qexc_buf[*ho_circ_ptr] = Q_exc;
		move16();
		cng_brate_buf[*ho_circ_ptr] = last_active_brate;
		move32();
		}
		ELSE
		{
		/* calculate the spectrum of residual signal */
		Copy( exc2, fft_io, L_frame );

		fft_rel_fx( fft_io, L_FFT, LOG2_L_FFT );

		ptR = &fft_io[1];
		ptI = &fft_io[L_FFT - 1];
		FOR( i = 0; i < NUM_ENV_CNG; i++ )
		{
		/* sp[i] = 2.0f(ptR * ptR + ptI * ptI)/L_FFT; /
		L_tmp = L_mult_sat( ptR, ptR ); /* 2Q_exc+1 /
		L_tmp = L_add_sat( L_tmp, L_mult_sat( ptI, ptI ) ); /* 2Q_exc+1 /
		L_tmp = L_add_sat( L_tmp, L_tmp ); /* 2Q_exc+1 /
		L_tmp = Mult_32_16( L_tmp, 128 ); /* 2Q_exc+1 /
		tmp = add( add( Q_exc, Q_exc ), 1 );
		sp[i] = L_shr( L_tmp, sub( tmp, 6 ) );
		move32(); /* Q6 */

		ptR++;
		ptI--;
		}

		Copy32( sp, env, NUM_ENV_CNG );
		{
		CNG_mode = get_cng_mode( last_active_brate );
		/* att = 1/pow(2,ENR_ATT_fx[CNG_mode]); */
		L_tmp = L_shl( L_deposit_l( ENR_ATT_fx[CNG_mode] ), 8 ); /* 16 */
		temp_lo_fx = L_Extract_lc( L_tmp, &temp_hi_fx );

		exp_pow = sub( 14, temp_hi_fx );
		L_tmp = Pow2( 14, temp_lo_fx ); /* Qexp_pow */
		L_tmp = L_shl( L_tmp, sub( 13, exp_pow ) ); /* Q13 */
		tmp = extract_l( L_tmp ); /* Q13 */

		exp1 = norm_s( tmp );
		tmp = shl( tmp, exp1 ); /Q(exp1+13) /
		tmp = div_s( 16384, tmp ); /Q(15+14-exp1-13) /
		tmp = shr( tmp, sub( 1, exp1 ) ); /* Q15 */
		}

		FOR( i = 0; i < NUM_ENV_CNG; i++ )
		{
		env[i] = Mult_32_16( env[i], tmp );
		move32();
		}

		/* update the circular buffer of old residual envelope */
		/* Copy32( env, &(ho_env_circ[add(shl(ho_circ_ptr,4),shl(ho_circ_ptr,2))]), NUM_ENV_CNG ); */
		Copy32( env, &( ho_env_circ[( ho_circ_ptr ) NUM_ENV_CNG] ), NUM_ENV_CNG );
		}
		ho_circ_size = add( ho_circ_size, 1 );
		move16();
		if ( GT_16( *ho_circ_size, HO_HIST_SIZE ) )
		{
		*ho_circ_size = HO_HIST_SIZE;
		move16();
		}

		return;
		}
		#endif

		#ifdef HARM_NON_LINEARITY
		void cng_params_upd_fx(
		#else
		void cng_params_upd_ivas_fx(
		#endif
		const Word16 lsp_new[], /* i : LSP aprameters Q15 */
		const Word16 exc2[], /* i : current enhanced excitation Q_exc */
		const Word16 L_frame, /* i : frame length Q0 */
		@@ -1187,9 +906,7 @@ void cng_params_upd_ivas_fx(
		/* update the circular buffer of old residual envelope */
		/* Copy32( env, &(ho_env_circ[add(shl(ho_circ_ptr,4),shl(ho_circ_ptr,2))]), NUM_ENV_CNG ); */
		Copy32( env, &( ho_env_circ[( ho_circ_ptr ) NUM_ENV_CNG] ), NUM_ENV_CNG );
		#ifdef HARM_NON_LINEARITY
		IF( NE_16( element_mode, EVS_MONO ) )
		#endif
		{
		scale_sig32( &( ho_env_circ[( ho_circ_ptr ) NUM_ENV_CNG] ), NUM_ENV_CNG, shift ); // Q(6+shift)
		}

lib_com/options.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -87,7 +87,6 @@
		#define FIX_2255_ISAR_RENDER_POSES /* VA: issue 2255: fix missing check in isar_render_poses() */
		#define FIX_1904_HARM_GSC_ENC /* VA: #1904 Harmonization of EVS and IVAS GSC code */
		#define FIX_1478_UNINIT_ON_BFI /* VA: Fix issue 1478 where a vector is partly un-initialized during bfi */
		#define HARM_NON_LINEARITY /* VA: basop issue 2345: Remove duplicated code in core-coder: non_linearity_fx() and LP CNG */
		#define FIX_2344_ALIGN_PREPROC /* VA: basop issue 2344: Align pre_proc_ivas() between FLP and BASOP */
		#define FIX_2334_HARM_CODER_MODIF /* VA: basop issue 2334 : harmonizing coder_modif_function */
		#define FIX_FLOAT_1501_UNIT_VALUE_IN_OMASA /* Nokia: Fix float issue 1501, uninitialized value in ivas_masa_combine_directions for OMASA */

lib_com/prot_fx.h

+0 −61

Original line number	Diff line number	Diff line
		@@ -3103,9 +3103,7 @@ void ScaleShapedWB_fx(
		);

		void non_linearity_fx(
		#ifdef HARM_NON_LINEARITY
		const Word16 element_mode, /* i : element mode */
		#endif
		const Word16 i[], /* i : i signal Q_inp */
		Word32 output[], /* o : output signal 2Q_inp /
		const Word16 length, /* i : i length */
		@@ -3116,18 +3114,6 @@ void non_linearity_fx(
		const Word16 L_frame /* i : ACELP frame length */
		);

		#ifndef HARM_NON_LINEARITY
		void non_linearity_ivas_fx(
		const Word16 i[], /* i : i signal Q_inp */
		Word32 output[], /* o : output signal 2Q_inp /
		const Word16 length, /* i : i length */
		Word32 prev_scale, / i/o: memory Q30 */
		Word16 Q_inp,
		Word16 coder_type, /* i : Coder Type */
		Word16 voice_factors, / i : Voice Factors */
		const Word16 L_frame /* i : ACELP frame length */
		);
		#endif
		void interp_code_5over2_fx(
		const Word16 inp_code[], /* i : i vector */
		Word16 interp_code[], /* o : output vector */
		@@ -3919,17 +3905,6 @@ void CNG_exc_fx(
		);

		void cng_params_postupd_fx(
		#ifndef HARM_NON_LINEARITY
		const Word16 ho_circ_ptr, /* i : pointer for CNG averaging buffers Q0 */
		Word16 cng_buf_cnt, / i/o: counter for CNG store buffers Q0 */
		const Word16 const cng_exc2_buf, / i : Excitation buffer Q_exc */
		const Word16 const cng_Qexc_buf, / i : Q_exc buffer Q0 */
		const Word32 const cng_brate_buf, / i : bit rate buffer Q0 */
		Word32 ho_env_circ[] /* i/o: Envelope buffer */
		);

		void cng_params_postupd_ivas_fx(
		#endif
		const Word16 ho_circ_ptr, /* i : pointer for CNG averaging buffers Q0 */
		Word16 cng_buf_cnt, / i/o: counter for CNG store buffers Q0 */
		const Word16 const cng_exc2_buf, / i : Excitation buffer Q_exc */
		@@ -3941,26 +3916,6 @@ void cng_params_postupd_ivas_fx(
		);

		void cng_params_upd_fx(
		#ifndef HARM_NON_LINEARITY
		const Word16 lsp_new[], /* i : LSP parameters Q15 */
		const Word16 exc2[], /* i : current enhanced excitation Q_exc */
		const Word16 L_frame, /* i : frame length Q0 */
		Word16 ho_circ_ptr, / i/o: pointer for CNG averaging buffers Q0 */
		Word32 ho_ener_circ[], /* o : energy buffer for CNG averaging Q6 */
		Word16 ho_circ_size, / i/o: size of DTX hangover history buffer for averaging Q0 */
		Word16 ho_lsp_circ[], /* o : old LSP buffer for CNG averaging Q15 */
		const Word16 Q_exc, /* i : Q value of excitation */
		const Word16 enc_dec_flag, /* i : Flag indicating encoder or decoder (ENC,DEC) */
		Word32 ho_env_circ[], /* i/o: Envelope buffer */
		Word16 cng_buf_cnt, / i/o: Counter of postponed FFT-processing instances */
		Word16 cng_exc2_buf[], /* i/o: Excitation buffer Q_exc */
		Word16 cng_Qexc_buf[], /* i/o: Q_exc buffer Q0 */
		Word32 cng_brate_buf[], /* i/o: last_active_brate buffer Q0 */
		const Word32 last_active_brate /* i : Last active bit rate Q0 */
		);

		void cng_params_upd_ivas_fx(
		#endif
		const Word16 lsp_new[], /* i : LSP aprameters Q15 */
		const Word16 exc2[], /* i : current enhanced excitation Q_exc */
		const Word16 L_frame, /* i : frame length Q0 */
		@@ -6070,15 +6025,6 @@ void swb_CNG_dec_fx(
		const Word16 Qsyn /* i : Q value of ACELP core synthesis */
		);

		#ifndef HARM_NON_LINEARITY
		void swb_CNG_dec_ivas_fx(
		Decoder_State st_fx, / i/o: State structure */
		const Word16 synth_fx, / i : ACELP core synthesis at 32kHz Qsyn*/
		Word16 shb_synth_fx, / o : high-band CNG synthesis Qx*/
		const Word16 sid_bw, /* i : 0-NB/WB, 1-SWB SID Q0*/
		const Word16 Qsyn /* i : Q value of ACELP core synthesis */
		);
		#endif
		void td_cng_dec_init_fx(
		DEC_CORE_HANDLE st /* i/o: decoder state structure */
		);
		@@ -10569,13 +10515,6 @@ void writeTCXparam_fx(
		const Word16 target_bitsTCX10[2],
		const Word16 pre_past_flag );

		#ifndef HARM_NON_LINEARITY
		void calculate_hangover_attenuation_gain_ivas_fx(
		Encoder_State st, / i : encoder state structure */
		Word16 att, / o : attenuation factor */
		const Word16 vad_hover_flag /* i : VAD hangover flag */
		);
		#endif
		void init_coder_ace_plus_ivas_fx(
		Encoder_State st, / i : Encoder state */
		const Word32 last_total_brate, /* i : last total bitrate */

lib_com/swb_tbe_com_fx.c

+0 −267

File changed.

Preview size limit exceeded, changes collapsed.

lib_dec/acelp_core_dec_fx.c

+0 −22

Original line number	Diff line number	Diff line
		@@ -2301,20 +2301,12 @@ ivas_error acelp_core_dec_fx(
		{
		IF( EQ_16( st->element_mode, EVS_MONO ) )
		{
		#ifdef HARM_NON_LINEARITY
		non_linearity_fx( st->element_mode, bwe_exc_fx, bwe_exc_extended_fx, L_FRAME32k, &st->hBWE_TD->bwe_non_lin_prev_scale_fx, st->Q_exc, st->coder_type, voice_factors_fx, st->L_frame );
		#else
		non_linearity_fx( bwe_exc_fx, bwe_exc_extended_fx, L_FRAME32k, &st->hBWE_TD->bwe_non_lin_prev_scale_fx, st->Q_exc, st->coder_type, voice_factors_fx, st->L_frame );
		#endif
		}
		ELSE
		{
		Copy_Scale_sig_16_32_no_sat( st->hBWE_TD->old_bwe_exc_extended_fx, bwe_exc_extended_fx, NL_BUFF_OFFSET, ( sub( shl( st->Q_exc, 1 ), st->hBWE_TD->q_old_bwe_exc_extended_fx ) ) ); /* Q(q_old_bwe_exc_extended_fx) -> Q(2 * Q_exc) */
		#ifdef HARM_NON_LINEARITY
		non_linearity_fx( st->element_mode, bwe_exc_fx, bwe_exc_extended_fx + NL_BUFF_OFFSET, L_FRAME32k, &st->hBWE_TD->bwe_non_lin_prev_scale_fx, st->Q_exc, st->coder_type, voice_factors_fx, st->L_frame );
		#else
		non_linearity_ivas_fx( bwe_exc_fx, bwe_exc_extended_fx + NL_BUFF_OFFSET, L_FRAME32k, &st->hBWE_TD->bwe_non_lin_prev_scale_fx, st->Q_exc, st->coder_type, voice_factors_fx, st->L_frame );
		#endif
		exp = sub( L_norm_arr( bwe_exc_extended_fx + L_FRAME32k, NL_BUFF_OFFSET ), 16 );
		Copy_Scale_sig_32_16( bwe_exc_extended_fx + L_FRAME32k, st->hBWE_TD->old_bwe_exc_extended_fx, NL_BUFF_OFFSET, exp ); /* Q(2 * Q_exc) -> Q(q_old_bwe_exc_extended_fx) */
		st->hBWE_TD->q_old_bwe_exc_extended_fx = add( shl( st->Q_exc, 1 ), exp );
		@@ -2341,22 +2333,8 @@ ivas_error acelp_core_dec_fx(
		IF( GT_32( st->core_brate, SID_2k40 ) && st->hTdCngDec != NULL && st->hFdCngDec != NULL )
		{
		/* update CNG parameters in active frames */
		#ifdef HARM_NON_LINEARITY
		cng_params_upd_fx( lsp_new_fx, exc_fx, st->L_frame, &st->hTdCngDec->ho_circ_ptr, st->hTdCngDec->ho_ener_circ_fx, &st->hTdCngDec->ho_circ_size, st->hTdCngDec->ho_lsp_circ_fx,
		st->Q_exc, DEC, st->hTdCngDec->ho_env_circ_fx, NULL, NULL, NULL, NULL, st->last_active_brate, st->element_mode, st->hFdCngDec->hFdCngCom->CngBandwidth );
		#else
		IF( EQ_16( st->element_mode, EVS_MONO ) )
		{
		cng_params_upd_fx( lsp_new_fx, exc_fx, st->L_frame, &st->hTdCngDec->ho_circ_ptr, st->hTdCngDec->ho_ener_circ_fx, &st->hTdCngDec->ho_circ_size, st->hTdCngDec->ho_lsp_circ_fx,
		st->Q_exc, DEC, st->hTdCngDec->ho_env_circ_fx, NULL, NULL, NULL, NULL, st->last_active_brate );
		}
		ELSE
		{
		cng_params_upd_ivas_fx( lsp_new_fx, exc_fx, st->L_frame, &st->hTdCngDec->ho_circ_ptr, st->hTdCngDec->ho_ener_circ_fx, &st->hTdCngDec->ho_circ_size,
		st->hTdCngDec->ho_lsp_circ_fx, st->Q_exc, DEC, st->hTdCngDec->ho_env_circ_fx, NULL, NULL, NULL, NULL, st->last_active_brate, st->element_mode,
		st->hFdCngDec->hFdCngCom->CngBandwidth );
		}
		#endif

		/* Set 16k LSP flag for CNG buffer */
		st->hTdCngDec->ho_16k_lsp[st->hTdCngDec->ho_circ_ptr] = 0;

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