HARM_COREDECODER_FUNCTIONS (2529d7d4) · Commits · SA4 / Audio / IVAS BASOP

lib_com/prot_fx.h

+7 −4

Original line number	Diff line number	Diff line
		@@ -6180,10 +6180,11 @@ void concealment_init_x(
		const Word16 L_frameTCX,
		T_PLCInfo_HANDLE hPlcInfo );

		#ifdef HARM_COREDECODER_FUNCTIONS
		void concealment_init_ivas_fx(
		const Word16 L_frameTCX,
		T_PLCInfo_HANDLE hPlcInfo );

		#endif
		void concealment_update_x(
		const Word16 bfi,
		const Word16 core,
		@@ -6563,6 +6564,7 @@ void formant_post_filt_fx(
		const Word16 off_flag /* i : off flag */
		);

		#ifndef HARM_COREDECODER_FUNCTIONS
		void Filt_mu_fx(
		Word16 sig_in, / i : signal (beginning at sample -1) */
		Word16 sig_out, / o : signal with tilt */
		@@ -6576,7 +6578,7 @@ void Filt_mu_ivas_fx(
		Word16 parcor0, /* i : parcor0 (mu = parcor0 * gamma3) */
		Word16 L_subfr, /* i : the length of subframe */
		const Word16 extl );

		#endif
		void scale_st_fx(
		const Word16 sig_in, / i : postfilter i signal */
		Word16 sig_out, / i/o: postfilter o signal */
		@@ -8776,13 +8778,14 @@ Word16 dlpc_avq_fx(
		Word32 sr_core );

		Word16 decode_lpc_avq_fx(
		#ifndef HARM_COREDECODER_FUNCTIONS
		Decoder_State st, / i/o: decoder state structure */
		const Word16 numlpc, /* i : Number of sets of lpc */
		Word16 param_lpc / o : lpc parameters */
		);

		#ifndef HARM_COREDECODER_FUNCTIONS
		Word16 decode_lpc_avq_ivas_fx(
		#endif
		Decoder_State st, / i/o: decoder state structure */
		const Word16 numlpc, /* i : Number of sets of lpc */
		Word16 param_lpc, / o : lpc parameters */
		@@ -8790,7 +8793,7 @@ Word16 decode_lpc_avq_ivas_fx(
		const Word16 element_mode, /* i : element mode */
		const Word16 sns_low_br_mode /* i : SNS low-bitrate mode */
		);
		#endif

		void vlpc_1st_dec(
		Word16 index, /* i : codebook index */
		Word16 lsfq ); / i/o: i:prediction o:quantized lsf */

lib_dec/core_dec_init_fx.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1978,7 +1978,11 @@ void open_decoder_LPD_ivas_fx(

		IF( st->hTcxDec != NULL && ( st->ini_frame == 0 \|\| LT_32( last_total_brate, HQ_48k ) \|\| EQ_16( st->last_codec_mode, MODE1 ) \|\| st->force_lpd_reset ) )
		{
		#ifdef HARM_COREDECODER_FUNCTIONS
		concealment_init_x( st->hTcxDec->L_frameTCX, st->hPlcInfo );
		#else
		concealment_init_ivas_fx( st->hTcxDec->L_frameTCX, st->hPlcInfo );
		#endif
		}
		}
		ELSE

lib_dec/dec_post_fx.c

+57 −46

Original line number	Diff line number	Diff line
		@@ -34,7 +34,10 @@ static void calc_st_filt_local_fx( Word16 apond2, Word16 apond1, Word16 *parco
		static void modify_pst_param_fx( const Word16 lp_noise, Word16 g1, Word16 g2, const Word16 coder_type, Word16 *gain_factor );

		static void Dec_formant_postfilt_fx( PFSTAT_HANDLE hPFstat, Word16 signal_ptr, Word16 coeff, Word16 *sig_out, Word16 gamma1, Word16 gamma2 );
		#ifndef HARM_COREDECODER_FUNCTIONS

		#ifdef HARM_COREDECODER_FUNCTIONS
		static void Filt_mu_fx( Word16 sig_in, Word16 sig_out, Word16 parcor0, Word16 L_subfr );
		#else
		static void calc_st_filt_ivas_fx( Word16 apond2, Word16 apond1, Word16 parcor0, Word16 sig_ltp_ptr, Word16 *mem_zero, const Word16 extl );
		#endif

		@@ -73,11 +76,13 @@ void Init_post_filter_fx(
		return;
		}


		/*--------------------------------------------------------------------------
		* NB_post_filt:
		*
		* Main routine to perform post filtering on NB synthesis
		--------------------------------------------------------------------------/

		void nb_post_filt_fx(
		const Word16 L_frame, /* i : frame length */
		PFSTAT_HANDLE hPFstat, /* i : core decoder parameters */
		@@ -133,7 +138,6 @@ void nb_post_filt_fx(
		move16();
		}


		/* run the post filter */
		p_Aq = Aq; // Q12
		move16();
		@@ -149,10 +153,10 @@ void nb_post_filt_fx(
		j = add( j, 1 );
		}


		return;
		}


		/*----------------------------------------------------------------------------
		* Dec_postfilt()
		*
		@@ -176,6 +180,7 @@ void nb_post_filt_fx(
		* 1. search around 1st subframe delay (3 integer values)
		* 2. search around best integer with fract. delays (1/8)
		----------------------------------------------------------------------------/

		static void Dec_postfilt_fx(
		PFSTAT_HANDLE hPFstat, /* i : core decoder parameters */
		const Word16 t0, /* i : pitch delay given by coder Q0 */
		@@ -192,14 +197,11 @@ static void Dec_postfilt_fx(
		Word16 apond2[LONG_H_ST]; // Q12
		Word16 sig_ltp[L_SUBFR + 1]; /* H0 output signal */
		Word16 res2[SIZ_RES2]; // Q0

		Word16 *sig_ltp_ptr;
		Word16 *res2_ptr;
		Word16 *ptr_mem_stp;

		Word16 parcor0; // Q15


		/* Init pointers and restore memories */
		res2_ptr = res2 + DECMEM_RES2;
		ptr_mem_stp = hPFstat->mem_stp + L_SYN_MEM - 1;
		@@ -245,10 +247,10 @@ static void Dec_postfilt_fx(
		/* Update for next subframe */
		Copy( &res2[L_SUBFR], hPFstat->mem_res2, DECMEM_RES2 );


		return;
		}


		/*--------------------------------------------------------------------------
		* formant_post_filt_fx:
		*
		@@ -468,7 +470,12 @@ static void Dec_formant_postfilt_fx(
		}

		/* Tilt filtering */
		#ifdef HARM_COREDECODER_FUNCTIONS
		Filt_mu_fx( resynth, sig_out, parcor0, L_SUBFR );
		#else
		Filt_mu_ivas_fx( resynth, sig_out, parcor0, L_SUBFR, -1 );
		#endif

		IF( scale_down )
		{
		Scale_sig( sig_out, L_SUBFR, 1 );
		@@ -477,10 +484,10 @@ static void Dec_formant_postfilt_fx(
		/* Gain control */
		scale_st_fx( signal_ptr, sig_out, &hPFstat->gain_prec, L_SUBFR );


		return;
		}


		/*------------------------------------------------------------------------------------
		* modify_pst_param()
		*
		@@ -499,7 +506,6 @@ static void modify_pst_param_fx(
		Word16 lp_noiseQ12;
		Word32 L_tmp;


		test();
		IF( NE_16( coder_type, INACTIVE ) && LT_16( lp_noise, LP_NOISE_THR_FX ) )
		{
		@@ -539,15 +545,16 @@ static void modify_pst_param_fx(

		gain_factor = extract_h( L_shl( L_tmp, 7 ) ); / Q24=>Q31=>Q15 */


		return;
		}


		/*----------------------------------------------------------------------------
		* pst_ltp_fx
		*
		* Perform harmonic postfilter
		----------------------------------------------------------------------------/

		static void pst_ltp_fx(
		Word16 t0, /* i : pitch delay given by coder Q0 */
		Word16 ptr_sig_in, / i : postfilter i filter (residu2) Qx */
		@@ -575,7 +582,6 @@ static void pst_ltp_fx(
		Word16 off_yup;
		Word16 nb_sh_sig;


		/* i signal justified on 13 bits */
		ptr_sig = ptr_sig_in - DECMEM_RES2; // Qx
		nb_sh_sig = getScaleFactor16( ptr_sig, DECMEM_RES2 + L_SUBFR );
		@@ -592,7 +598,6 @@ static void pst_ltp_fx(
		/* Sub optimal delay search */
		search_del_fx( t0, ptr_sig_cadr, &ltpdel, &phase, &num_gltp, &den_gltp, &sh_num, &sh_den, y_up, &off_yup );


		IF( num_gltp == 0 )
		{
		Copy( ptr_sig_in, ptr_sig_pst0, L_SUBFR );
		@@ -608,7 +613,6 @@ static void pst_ltp_fx(
		/* Filtering with long filter */
		compute_ltp_l_fx( ptr_sig_cadr, ltpdel, phase, ptr_sig_pst0, &num2_gltp, &den2_gltp, &sh_num2, &sh_den2 );


		IF( EQ_16( select_ltp_fx( num_gltp, den_gltp, sh_num, sh_den, num2_gltp, den2_gltp, sh_num2, sh_den2 ), 1 ) )
		{
		/* select short filter */
		@@ -677,13 +681,17 @@ static void pst_ltp_fx(
		/ filtering by H0(z) = harmonic filter /
		filt_plt_fx( ptr_sig_in, ptr_y_up, ptr_sig_pst0, gain_plt );
		}

		return;
		}


		/*----------------------------------------------------------------------------
		* search_del_fx:
		*
		* Computes best (shortest) integer LTP delay + fine search
		---------------------------------------------------------------------------/

		static void search_del_fx(
		Word16 t0, /* i : pitch delay given by coder Q0 */
		Word16 ptr_sig_in, / i : i signal (with delay line) */
		@@ -720,7 +728,6 @@ static void search_del_fx(
		Word16 i_max, lambda, phi, phi_max, ioff;
		Word16 temp;


		/*-------------------------------------
		* Computes energy of current signal
		-------------------------------------/
		@@ -752,6 +759,7 @@ static void search_del_fx(
		* Selects best of 3 integer delays
		* Maximum of 3 numerators around t0
		-------------------------------------/

		lambda = sub( t0, 1 );
		ptr_sig_past = ptr_sig_in - lambda;
		L_num_int = L_deposit_l( -1 );
		@@ -952,7 +960,6 @@ static void search_del_fx(
		ptr_L_den1 = L_den1;
		ptr_y_up = y_up;


		/* if den_max = 0 : will be selected and declared unvoiced */
		/* if num!=0 & den=0 : will be selected and declared unvoiced */
		/* degenerated seldom cases, switch off LT is OK */
		@@ -1030,6 +1037,7 @@ static void search_del_fx(
		/*---------------------------------------------------
		* test if normalized crit0[iopt] > THRESHCRIT
		--------------------------------------------------/

		test();
		IF( num_max == 0 \|\| LE_16( den_max, 1 ) )
		{
		@@ -1098,15 +1106,16 @@ static void search_del_fx(
		move16();
		}


		return;
		}


		/*----------------------------------------------------------------------------
		* filt_plt_fx:
		*
		* Perform long term postfilter
		----------------------------------------------------------------------------/

		static void filt_plt_fx(
		Word16 s_in, / i : i signal with past Qx */
		Word16 s_ltp, / i : filtered signal with gain 1 Qx*/
		@@ -1114,14 +1123,11 @@ static void filt_plt_fx(
		Word16 gain_plt /* i : filter gain Q15 */
		)
		{

		/* Local variables */
		Word32 L_acc;

		Word16 n;
		Word16 gain_plt_1;


		gain_plt_1 = sub( 32767, gain_plt ); // Q15
		gain_plt_1 = add( gain_plt_1, 1 ); /* 2*15 (1 - g) /

		@@ -1133,7 +1139,6 @@ static void filt_plt_fx(
		move16(); /* no overflow */
		}


		return;
		}

		@@ -1144,6 +1149,7 @@ static void filt_plt_fx(
		* compute delayed signal, num & den of gain for fractional delay
		* with long interpolation filter
		----------------------------------------------------------------------------/

		static void compute_ltp_l_fx(
		Word16 s_in, / i/o: signal with past */
		Word16 ltpdel, /* i : delay factor */
		@@ -1219,10 +1225,10 @@ static void compute_ltp_l_fx(
		move16();
		move16();


		return;
		}


		/*----------------------------------------------------------------------------
		* select_ltp_fx:
		*
		@@ -1230,7 +1236,8 @@ static void compute_ltp_l_fx(
		* with gain1 = num1 * 2** sh_num1 / den1 * 2** sh_den1
		* and gain2 = num2 * 2** sh_num2 / den2 * 2** sh_den2
		----------------------------------------------------------------------------/
		static Word16 select_ltp_fx( /* o : 1 = 1st gain, 2 = 2nd gain */
		/* o : 1 = 1st gain, 2 = 2nd gain */
		static Word16 select_ltp_fx(
		Word16 num1, /* i : numerator of gain1 Q(sh_num1) */
		Word16 den1, /* i : denominator of gain1 Q(sh_den1) */
		Word16 sh_num1, /* i : just. factor for num1 */
		@@ -1243,10 +1250,8 @@ static Word16 select_ltp_fx( /* o : 1 = 1st gain, 2 = 2nd gain
		{
		Word32 L_temp1, L_temp2;
		Word32 L_temp;

		Word16 temp1, temp2;


		IF( den2 == 0 )
		{
		return 1;
		@@ -1288,6 +1293,7 @@ static Word16 select_ltp_fx( /* o : 1 = 1st gain, 2 = 2nd gain
		return temp1;
		}


		/*----------------------------------------------------------------------------
		* calc_st_filt_local_fx
		*
		@@ -1336,7 +1342,6 @@ static void calc_st_filt_local_fx(
		}
		}


		return;
		}

		@@ -1403,7 +1408,12 @@ static void calc_st_filt_ivas_fx(
		* tilt filtering with : (1 + mu z-1) * (1/1-\|mu\|)
		* computes y[n] = (1/1-\|mu\|) (x[n]+mu*x[n-1])
		---------------------------------------------------------------------------/

		#ifdef HARM_COREDECODER_FUNCTIONS
		static void Filt_mu_fx(
		#else
		void Filt_mu_fx(
		#endif
		Word16 sig_in, / i : signal (beginning at sample -1) */
		Word16 sig_out, / o : signal with tilt */
		Word16 parcor0, /* i : parcor0 (mu = parcor0 * gamma3) */
		@@ -1411,14 +1421,11 @@ void Filt_mu_fx(
		)
		{
		Word32 L_acc, L_temp, L_fact;

		Word16 *ptrs;

		Word16 n;
		Word16 mu, mu2, ga, temp;
		Word16 fact, sh_fact;


		IF( parcor0 > 0 )
		{
		mu = mult_r( parcor0, GAMMA3_PLUS_FX ); // Q15
		@@ -1464,10 +1471,10 @@ void Filt_mu_fx(
		BASOP_SATURATE_WARNING_ON_EVS;
		}


		return;
		}

		#ifndef HARM_COREDECODER_FUNCTIONS
		void Filt_mu_ivas_fx(
		Word16 sig_in, / i : signal (beginning at sample -1) */
		Word16 sig_out, / o : signal with tilt */
		@@ -1557,12 +1564,16 @@ void Filt_mu_ivas_fx(

		return;
		}

		#endif

		/*----------------------------------------------------------------------------
		* scale_st_fx()
		*
		* control of the subframe gain
		* gain[n] = AGC_FAC_FX * gain[n-1] + (1 - AGC_FAC_FX) g_in/g_out
		---------------------------------------------------------------------------/

		void scale_st_fx(
		const Word16 sig_in, / i : postfilter i signal Qx */
		Word16 sig_out, / i/o: postfilter o signal Qx */
		@@ -1570,12 +1581,11 @@ void scale_st_fx(
		Word16 L_subfr )
		{
		Word32 L_acc, L_temp;

		Word16 i;
		Word16 scal_in, scal_out;
		Word16 s_g_in, s_g_out, temp, sh_g0, g0;
		Word16 gain = 0;

		move16();

		/* compute i gain */
		L_acc = L_deposit_l( 0 );
		@@ -1654,10 +1664,10 @@ void scale_st_fx(
		*gain_prec = gain;
		move16();


		return;
		}


		/*----------------------------------------------------------------------------
		* blend_subfr2_fx()
		*
		@@ -1677,6 +1687,7 @@ void blend_subfr2_fx(
		move16();
		move16();
		move16();

		FOR( i = 0; i < L_SUBFR / 2; i++ )
		{
		sigOut[i] = mac_r_sat( L_mult_sat( fac1, sigIn1[i] ), fac2, sigIn2[i] ); // Qx

lib_dec/dec_prm_fx.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1007,7 +1007,11 @@ void dec_prm_fx(
		{
		IF( st->lpcQuantization == 0 )
		{
		#ifdef HARM_COREDECODER_FUNCTIONS
		decode_lpc_avq_fx( st, st->numlpc, param_lpc, 0, EVS_MONO, 0 );
		#else
		decode_lpc_avq_fx( st, st->numlpc, param_lpc );
		#endif
		move16();
		}
		ELSE IF( EQ_16( st->lpcQuantization, 1 ) )

lib_dec/waveadjust_fec_dec_fx.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -839,7 +839,7 @@ void concealment_init_x(
		return;
		}


		#ifndef HARM_COREDECODER_FUNCTIONS
		void concealment_init_ivas_fx(
		const Word16 L_frameTCX,
		T_PLCInfo_HANDLE hPlcInfo )
		@@ -898,6 +898,7 @@ void concealment_init_ivas_fx(
		}
		return;
		}
		#endif

		static Word16 own_random_fix( /* o : output random value */
		Word16 seed / i/o: random seed Q0 */