harmonize cng_params_upd_fx() and cng_params_postupd_fx() (a9803e23) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cng_exc_fx.c

+24 −6

Original line number	Diff line number	Diff line
		@@ -180,12 +180,14 @@ IF( GT_16( element_mode, IVAS_SCE ) )
		{
		return;
		}

		/---------------------------------------------------------------------
		* Generate white noise vector
		---------------------------------------------------------------------/

		/for ( i=0; i<L_frame; i++ )exc2[i] = (float)own_random( seed );/
		Random_Fill( seed, L_frame, exc2, 4 );

		/------------------------------------------------------------
		* Insert random variation for excitation energy
		* (random variation is scaled according to *lp_ener value)
		@@ -240,6 +242,7 @@ FOR( i_subfr = 0; i_subfr < L_frame; i_subfr += L_SUBFR )
		move16();
		}
		}

		IF( NE_16( Opt_AMR_WB, 1 ) )
		{
		Copy( exc2, exc3, L_FRAME16k );
		@@ -538,7 +541,6 @@ IF( NE_16( Opt_AMR_WB, 1 ) )
		}
		L_tmp2 = L_shr( L_tmp2, sub( add( Q_exc, Q_exc ), 5 ) ); /Q6/


		/* enr = (lp_ener)/enr; /
		/* ftmp = sqrt(enr); */
		L_tmp = L_max( 1, lp_ener ); /Q6*/
		@@ -592,12 +594,15 @@ ELSE
		return;
		}


		/-------------------------------------------------------
		* cng_params_postupd_fx
		*
		* Post-update of CNG parameters
		-------------------------------------------------------/

		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 */
		@@ -702,6 +707,7 @@ void cng_params_postupd_fx(
		}

		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 */
		@@ -781,7 +787,6 @@ void cng_params_postupd_ivas_fx(
		}
		ELSE
		{

		CNG_mode = get_cng_mode( last_active_brate );

		/* att = 1/pow(2,ENR_ATT_fx[CNG_mode]); */
		@@ -828,6 +833,7 @@ 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 */
		@@ -997,8 +1003,13 @@ void cng_params_upd_fx(

		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 */
		@@ -1008,7 +1019,7 @@ void cng_params_upd_ivas_fx(
		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 Q(6+shift) */
		Word32 ho_env_circ[], /* i/o: Envelope buffer Q6/Q(6+shift) */
		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 */
		@@ -1176,10 +1187,17 @@ 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)
		}
		}

		ho_circ_size = add( ho_circ_size, 1 );
		move16();

		if ( GT_16( *ho_circ_size, HO_HIST_SIZE ) )
		{
		*ho_circ_size = HO_HIST_SIZE;

lib_com/prot_fx.h

+8 −4

Original line number	Diff line number	Diff line
		@@ -4007,6 +4007,7 @@ 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 */
		@@ -4016,6 +4017,7 @@ void cng_params_postupd_fx(
		);

		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 */
		@@ -4027,6 +4029,7 @@ 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 */
		@@ -4045,6 +4048,7 @@ void cng_params_upd_fx(
		);

		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 */

lib_dec/acelp_core_dec_fx.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -2321,6 +2321,10 @@ 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,
		@@ -2332,6 +2336,7 @@ ivas_error acelp_core_dec_fx(
		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;

lib_dec/dec_LPD_fx.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -934,16 +934,27 @@ void decoder_LPD_fx(
		E_LPC_lev_dur( r_h, r_l, A, NULL, M, NULL );
		E_LPC_a_lsp_conversion( A, lsptmp, &xspnew_uw[0], M );
		Residu3_fx( A, buf + L_LP - L_FRAME, res, L_FRAME, 1 );

		#ifdef HARM_NON_LINEARITY
		cng_params_upd_fx( lsptmp, res, 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,
		Qexc, DEC, st->hTdCngDec->ho_env_circ_fx, NULL, NULL, NULL, NULL, st->last_active_brate, EVS_MONO, -1 );
		#else
		cng_params_upd_fx( lsptmp, res, 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,
		Qexc, DEC, st->hTdCngDec->ho_env_circ_fx, NULL, NULL, NULL, NULL, st->last_active_brate );
		#endif
		}
		ELSE
		{
		#ifdef HARM_NON_LINEARITY
		cng_params_upd_fx( &lsp[M], st->old_exc_fx + L_EXC_MEM_DEC - st->L_frame, 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, EVS_MONO, -1 );
		#else
		cng_params_upd_fx( &lsp[M], st->old_exc_fx + L_EXC_MEM_DEC - st->L_frame,
		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 );
		#endif
		}

		/* Set 16k LSP flag for CNG buffer */

lib_dec/ivas_tcx_core_dec_fx.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -753,13 +753,24 @@ void stereo_tcx_core_dec_fx(

		IF( st->hTdCngDec != NULL )
		{
		#ifdef HARM_NON_LINEARITY
		cng_params_upd_fx( lsptmp, res, 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
		cng_params_upd_ivas_fx( lsptmp, res, 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
		}
		}
		ELSE IF( st->hTdCngDec != NULL )
		{
		#ifdef HARM_NON_LINEARITY
		cng_params_upd_fx( &lsp_fx[M], st->old_exc_fx + sub( L_EXC_MEM_DEC, st->L_frame ), 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
		cng_params_upd_ivas_fx( &lsp_fx[M], st->old_exc_fx + sub( L_EXC_MEM_DEC, st->L_frame ), 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] = ( st->L_frame == L_FRAME ? 0 : 1 );
		IF( EQ_16( st->L_frame, L_FRAME ) )