Commit e5985295 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Updates for acelp_core_dec 

nb_post_filt_ivas, deemph [disabled re-scaling required],
AGC_dec [disabled re-scaling required], Copy_Scale_sig,
formant_post_filt, Residu3, E_UTIL_synthesis, scale_st,
blend_subfr2 functions integarted to acelp call stack.
parent 8bb3cf45

lib_com/prot.h

+10 −0
Original line number Diff line number Diff line
@@ -2481,6 +2481,16 @@ void calc_st_filt( 
    const int16_t extl     /* i  : extension layer info                    */

);













#ifdef IVAS_FLOAT_FIXED













static void calc_st_filt_fx(













    Word16 * apond2,      /* i  : coefficients of numerator             */













    Word16 * apond1,      /* i  : coefficients of denominator           */













    Word16 * parcor0,     /* o  : 1st parcor calcul. on composed filter */













    Word16 * sig_ltp_ptr, /* i/o: i  of 1/A(gamma1) : scaled by 1/g0    */













    Word16 * mem_zero,     /* i  : All zero memory                       */













    const int16_t extl     /* i  : extension layer info                  */













);













#endif















void scale_st_ivas(















    const float *sig_in,   /* i  : postfilter input signal                 */















    float *sig_out,        /* i/o: postfilter output signal                */

































lib_com/prot_fx2.h



+23
−0




























Original line number
Diff line number
Diff line








@@ -71,6 +71,8 @@ Word16 float_to_fix16( float number, Word16 Q );













// Word16 to Float















float fix16_to_float( Word16 number, Word16 Q );





























Word16 float_to_fix16_thrld(float number, Word16 Q);





























void floatToFixed_arrL( float * f, Word32* i, Word16 Q, Word16 l);















void floatToFixed_arr( float * f, Word16* i, Word16 Q, Word16 l);















void fixedToFloat_arrL( Word32 *i, float * f, Word16 Q, Word16 l);










@@ -5927,6 +5929,18 @@ void TonalMDCTConceal_Apply(













   const Word16 off_flag    /* i  : off flag                        */















 );





























#ifdef IVAS_FLOAT_FIXED













 void formant_post_filt_fx(













     PFSTAT_HANDLE hPFstat,   /* i : core decoder parameters */













     Word16 *synth_in,        /* i  : 12k8 synthesis                    */













     Word16 *Aq,              /* i  : LP filter coefficient             */













     Word16 *synth_out,       /* i/o: i   signal                      */













     Word16 L_frame,













     Word32 lp_noise,         /* (i) : background noise energy (15Q16) */













     Word32 rate,             /* (i) : bit-rate */













     const Word16 off_flag    /* i  : off flag                        */













 );













#endif















 void Filt_mu(















   Word16 * sig_in,        /* i  : signal (beginning at sample -1)     */















   Word16 * sig_out,       /* o  : signal with tilt                    */









@@ -5934,6 +5948,15 @@ void TonalMDCTConceal_Apply(













   Word16 L_subfr          /* i  : the length of subframe              */















 );





























#ifdef IVAS_FLOAT_FIXED













 void Filt_mu_fx(













     Word16 * sig_in,        /* i  : signal (beginning at sample -1)     */













     Word16 * sig_out,       /* o  : signal with tilt                    */













     Word16 parcor0,         /* i  : parcor0 (mu = parcor0 * gamma3)     */













     Word16 L_subfr,          /* i  : the length of subframe              */













     const Word16 extl













 );













#endif















 void scale_st(















   const Word16 * sig_in,    /* i  : postfilter i signal             */















   Word16 * sig_out,   /* i/o: postfilter o signal             */

































lib_com/tools_fx.c



+20
−0




























Original line number
Diff line number
Diff line








@@ -83,6 +83,26 @@ Word16 float_to_fix16( float number, Word16 Q )













    return ret;















}





























#ifdef IVAS_FLOAT_FIXED













Word16 float_to_fix16_thrld(float number, Word16 Q)













{













    assert(Q >= 0);













    if (number == 1.0f && Q == Q15)













        return MAX16B;













    float limit = (float)pow(2, 15 - Q);













    /*Add threshold*/













    if (number > MAX16B_FLT) {













        number = MAX16B_FLT;













    }













    else if (number < MIN16B_FLT) {













        number = MIN16B_FLT;













    }













    assert(number <= limit && number >= -limit);













    Word16 ret = (Word16)(number * ((UWord16)1 << Q));













    return ret;













}













#endif





























float fix16_to_float( Word16 number, Word16 Q )















{















    assert( Q >= 0 );

































lib_dec/acelp_core_dec.c



+270
−10




























Original line number
Diff line number
Diff line








@@ -36,11 +36,13 @@





























#include <stdint.h>















#include <assert.h>













#include <math.h>















#include "options.h"















#include "cnst.h"















#include "rom_com.h"















#include "prot.h"















#include "prot_fx2.h"













#include "prot_fx1.h"















#include "ivas_cnst.h"















#include "ivas_prot.h"















#include "ivas_rom_com.h"










@@ -91,6 +93,7 @@ ivas_error acelp_core_dec(













    float mem_tmp[M];                                                            /* temporary synthesis filter memory     */















    float enr_q;                                                                 /* E information for FER protection      */















    float tmp_noise;                                                             /* Long term temporary noise energy      */





























    float Es_pred;                                                               /* predicted scaled innov. energy        */















    float FEC_pitch;                                                             /* FEC pitch                             */















    float old_bwe_exc[( ( PIT16k_MAX + ( L_FRAME16k + 1 ) + L_SUBFR16k ) * 2 )]; /* excitation buffer                     */










@@ -128,6 +131,14 @@ ivas_error acelp_core_dec(













    float *p_tdm_Pri_pitch_buf;















    int16_t local_element_mode;















    ivas_error error;













#ifdef IVAS_FLOAT_FIXED













    Word16 syn_tmp_fx[L_FRAME16k + L_SUBFR], *syn_fx;













    set_zero(Aq, NB_SUBFR16k * (M + 1));













    Word16 Aq_fx[NB_SUBFR16k * (M + 1)];













    set16_fx(Aq_fx, 0, NB_SUBFR16k * (M + 1));













    Word16 tmp_noise_fx;













    set_zero(temp_buf, L_FRAME16k + L_SYN_MEM);













#endif































    error = IVAS_ERR_OK;


























@@ -252,6 +263,11 @@ ivas_error acelp_core_dec(













    LSF_Q_prediction = -1;















    set_f( syn_tmp, 0, L_SUBFR );















    syn = syn_tmp + L_SUBFR;













#ifdef IVAS_FLOAT_FIXED













    set_f(syn_tmp, 0, L_FRAME16k + L_SUBFR);













    set16_fx(syn_tmp_fx, 0, L_SUBFR);













    syn_fx = syn_tmp_fx + L_SUBFR;













#endif















    syn1_tmp[0] = 0;















    syn1_tmp[1] = 0;















    syn1 = syn1_tmp + 2;










@@ -576,11 +592,15 @@ ivas_error acelp_core_dec(













                        st->hFdCngDec->hFdCngCom->sidNoiseEstLp_flt[i] = STEREO_DFT_FD_FILT * st->hFdCngDec->hFdCngCom->sidNoiseEstLp_flt[i] + ( 1 - STEREO_DFT_FD_FILT ) * st->hFdCngDec->hFdCngCom->sidNoiseEst_flt[i];















                    }















#ifdef IVAS_FLOAT_FIXED













                    Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };













                    //Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };















                    st->Q_syn = 0;













                    for ( int p = 0; p < L_FRAME16k; p++ )













                    /*for ( int p = 0; p < L_FRAME16k; p++ )















                    {















                        syn_fx[L_SUBFR + p] = (Word16) ( syn[p] * ( 1u << st->Q_syn ) );













                    }*/













                    for (int p = 0; p < L_FRAME16k; p++)













                    {













                        syn_fx[p] = (Word16)(syn[p] * (1u << st->Q_syn));















                    }















                    for ( int p = 0; p < ( st->hFdCngDec->hFdCngCom->stopFFTbin - st->hFdCngDec->hFdCngCom->startBand ); p++ )















                    {









@@ -593,7 +613,8 @@ ivas_error acelp_core_dec(













                        st->hFdCngDec->hFdCngCom->sidNoiseEst[p] = (Word32) ( st->hFdCngDec->hFdCngCom->sidNoiseEst_flt[p] * ( 1u << ( 31 - st->hFdCngDec->hFdCngCom->sidNoiseEstExp ) ) );















                    }





























                    ApplyFdCng_fx( syn_fx + L_SUBFR, st->Q_syn, NULL, realBuffer, imagBuffer, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );













                    //ApplyFdCng_fx( syn_fx + L_SUBFR, st->Q_syn, NULL, realBuffer, imagBuffer, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );













                    ApplyFdCng_fx(syn_fx, st->Q_syn, NULL, realBuffer_fx, imagBuffer_fx, NULL, st, 0, (st->coder_type == AUDIO && !st->GSC_noisy_speech));































                    for ( int p = 0; p < ( st->hFdCngDec->hFdCngCom->stopFFTbin - st->hFdCngDec->hFdCngCom->startBand ); p++ )















                    {










@@ -1116,6 +1137,21 @@ ivas_error acelp_core_dec(













        }















    }





























#ifdef IVAS_FLOAT_FIXED













    floatToFixed_arr( Aq, Aq_fx, Q12, NB_SUBFR16k * ( M + 1 ) );













    IF( st->hBWE_TD != NULL )













    {













        IF( EQ_16( st->L_frame, L_FRAME ) )













        {













            Copy( Aq_fx + 2 * ( M + 1 ), st->hBWE_TD->cur_sub_Aq_fx, ( M + 1 ) );













        }













        ELSE













        {













            Copy( Aq_fx + 3 * ( M + 1 ), st->hBWE_TD->cur_sub_Aq_fx, ( M + 1 ) );













        }













        fixedToFloat_arr( st->hBWE_TD->cur_sub_Aq_fx, st->hBWE_TD->cur_sub_Aq, Q12, M + 1 );













    }













#else















    if ( st->hBWE_TD != NULL )















    {















        if ( st->L_frame == L_FRAME )









@@ -1127,11 +1163,86 @@ ivas_error acelp_core_dec(













            mvr2r( Aq + 3 * ( M + 1 ), st->hBWE_TD->cur_sub_Aq, ( M + 1 ) );















        }















    }













#endif































    /*--------------------------------------------------------*















     * Apply NB postfilter in case of 8kHz output















     *--------------------------------------------------------*/













#ifdef IVAS_FLOAT_FIXED













    Word16 pitch_buf_tmp[NB_SUBFR16k];













    /*----ftf conversions---*/













    st->Q_syn = 0;













    floatToFixed_arr( syn, syn_fx, st->Q_syn, L_FRAME16k );













    tmp_noise_fx = (Word16) floatToFixed( tmp_noise, 0 );













    if ( st->last_bwidth == NB && st->hPFstat != NULL )













    {













        floatToFixed_arr( pitch_buf, pitch_buf_tmp, Q6, NB_SUBFR16k );













        st->psf_lp_noise_fx = (Word16) floatToFixed( st->psf_lp_noise, Q8 );













    }













    st->lp_noise = floatToFixed( st->lp_noise_float, Q23 );













    /*---------------------*/













    test();













    IF( EQ_16( st->last_bwidth, NB ) && st->hPFstat != NULL )













    {













        IF( EQ_16( st->bwidth, NB ) )













        {













            st->hPFstat->on = 1;













#ifdef IVAS_FLOAT_FIXED













            Word16 prev_reset = st->hPFstat->reset;













            move16();













            nb_post_filt( st->L_frame, st->hPFstat, &st->psf_lp_noise_fx, tmp_noise_fx, syn_fx, Aq_fx, pitch_buf_tmp, st->coder_type_fx, st->BER_detect, 0 );













            /*----ftf conversions---*/













            if ( !st->BER_detect )













            {













                if ( st->coder_type_fx == INACTIVE )













                {













                    st->psf_lp_noise = fixedToFloat( st->psf_lp_noise_fx, Q8 );













                }













            }





























            if ( prev_reset == 1 )













            {













                st->hPFstat->gain_prec_flt = fixedToFloat( st->hPFstat->gain_prec, Q14 );













                fixedToFloat_arr( st->hPFstat->mem_pf_in, st->hPFstat->mem_pf_in_flt, st->Q_syn, L_SYN_MEM );













                fixedToFloat_arr( st->hPFstat->mem_stp, st->hPFstat->mem_stp_flt, st->Q_syn, L_SYN_MEM );













            }













            /*---------------------*/













#else













            nb_post_filt_ivas( st->L_frame, L_SUBFR, st->hPFstat, &st->psf_lp_noise, tmp_noise, syn, Aq, pitch_buf, st->coder_type, st->BER_detect, 0 );













#endif













        }













        ELSE













        {













            st->hPFstat->on = 0;













#ifdef IVAS_FLOAT_FIXED













            Word16 prev_reset = st->hPFstat->reset;













            nb_post_filt( st->L_frame, st->hPFstat, &st->psf_lp_noise_fx, tmp_noise_fx, syn_fx, Aq_fx, pitch_buf_tmp, AUDIO, st->BER_detect, 0 );



























            /*----ftf conversions---*/













            if ( prev_reset == 1 )













            {













                st->hPFstat->gain_prec_flt = fixedToFloat( st->hPFstat->gain_prec, Q14 );













                fixedToFloat_arr( st->hPFstat->mem_pf_in, st->hPFstat->mem_pf_in_flt, st->Q_syn, L_SYN_MEM );













                fixedToFloat_arr( st->hPFstat->mem_stp, st->hPFstat->mem_stp_flt, st->Q_syn, L_SYN_MEM );













            }













            /*---------------------*/













#else













            nb_post_filt_ivas( st->L_frame, L_SUBFR, st->hPFstat, &st->psf_lp_noise, tmp_noise, syn, Aq, pitch_buf, AUDIO, st->BER_detect, 0 );













#endif













        }













    }













    else













    {













#ifdef IVAS_FLOAT_FIXED













        st->psf_lp_noise_fx = round_fx( L_shl( st->lp_noise, 1 ) );













        /*----ftf conversions---*/













        st->psf_lp_noise = fix16_to_float( st->psf_lp_noise_fx, Q8 );













        /*---------------------*/













#else













        st->psf_lp_noise = st->lp_noise_float;













#endif













    }













#else















    if ( st->last_bwidth == NB && st->hPFstat != NULL )















    {















        if ( st->bwidth == NB )









@@ -1149,12 +1260,67 @@ ivas_error acelp_core_dec(













    {















        st->psf_lp_noise = st->lp_noise_float;















    }













#endif































    /*------------------------------------------------------------------*















     * Perform fixed deemphasis through 1/(1 - g*z^-1)















     *-----------------------------------------------------------------*/































    /* update old synthesis buffer - needed for ACELP internal sampling rate switching */













#ifdef IVAS_FLOAT_FIXED













#ifdef IVAS_FLOAT_FIXED













    floatToFixed_arr( syn, syn_fx, st->Q_syn, L_FRAME16k );













    Copy( syn_fx + st->L_frame - L_SYN_MEM, st->mem_syn_r, L_SYN_MEM );













    fixedToFloat_arr( st->mem_syn_r, st->mem_syn_r_float, st->Q_syn, L_SYN_MEM );













#else













    mvr2r( syn + st->L_frame - L_SYN_MEM, st->mem_syn_r_float, L_SYN_MEM );













#endif



























#ifdef IVAS_FLOAT_FIXED_S













    floatToFixed_arr( syn, syn_fx, st->Q_syn, L_FRAME16k );













    st->mem_deemph_fx = float_to_fix16_thrld( st->mem_deemph, st->Q_syn );













    st->preemph_fac = float_to_fix16( st->preemph_fac_float, Q15 );



























    deemph_fx( syn_fx, st->preemph_fac, st->L_frame, &( st->mem_deemph_fx ) );



























    st->mem_deemph = fix16_to_float( st->mem_deemph_fx, st->Q_syn );













    fixedToFloat_arr( syn_fx, syn, st->Q_syn, st->L_frame );













#else













    deemph( syn, st->preemph_fac_float, st->L_frame, &( st->mem_deemph ) );













#endif













#ifdef IVAS_FLOAT_FIXED_S













    Word16 syn_fx_tmp2[L_FRAME_16k];













    unscale_AGC( syn_fx, st->Q_syn, syn_fx_tmp2, st->agc_mem_fx, st->L_frame ); // re-check : removed right shift inside













    Copy( syn_fx_tmp2, syn_fx, st->L_frame );













    for ( i = 0; i < st->L_frame; i++ )













    {













        syn[i] = fix16_to_float( syn_fx[i], st->Q_syn );













    }



























    st->agc_mem2[0] = me2f_16( st->agc_mem_fx[0], st->Q_syn - 1 );













    st->agc_mem2[1] = me2f_16( st->agc_mem_fx[1], st->Q_syn - 1 );













#else













    AGC_dec( syn, st->agc_mem2, st->L_frame );













#endif



























#ifdef IVAS_FLOAT_FIXED













    floatToFixed_arr( syn, syn_fx, st->Q_syn, L_FRAME16k );



























    IF( st->hTcxDec != NULL )













    {













        Copy_Scale_sig( syn_fx + st->L_frame / 2, st->hTcxDec->old_syn_Overl, st->L_frame / 2, sub( -1, st->Q_syn ) ); /*Q-1*/













        fixedToFloat_arr( st->hTcxDec->old_syn_Overl, st->hTcxDec->old_syn_Overl_float, st->Q_syn - 1, st->L_frame / 2 );













    }













    Copy_Scale_sig( syn_fx + st->L_frame - M - 1, st->syn, M + 1, sub( 0, st->Q_syn ) ); /*Q0*/













    fixedToFloat_arr( st->syn, st->syn_float, st->Q_syn, M + 1 );













#else













    if ( st->hTcxDec != NULL )













    {













        mvr2r( syn + st->L_frame / 2, st->hTcxDec->old_syn_Overl_float, st->L_frame / 2 );













    }













    mvr2r( syn + st->L_frame - M - 1, st->syn_float, M + 1 );













#endif













#else















    mvr2r(syn + st->L_frame - L_SYN_MEM, st->mem_syn_r_float, L_SYN_MEM);















    deemph(syn, st->preemph_fac_float, st->L_frame, &(st->mem_deemph));

























@@ -1165,11 +1331,100 @@ ivas_error acelp_core_dec(













        mvr2r(syn + st->L_frame / 2, st->hTcxDec->old_syn_Overl_float, st->L_frame / 2);















    }















    mvr2r(syn + st->L_frame - M - 1, st->syn_float, M + 1);













#endif































    /*------------------------------------------------------------------*















     * Formant post-filter















     *-----------------------------------------------------------------*/













#ifdef IVAS_FLOAT_FIXED













    Word16 temp_buf_fx[L_FRAME16k + L_SYN_MEM];













    test();













    test();













    test();













    IF( st->hPFstat != NULL && GE_16( st->last_bwidth, WB ) && ( GT_32( st->core_brate, ACELP_24k40 ) || GT_16( st->element_mode, EVS_MONO ) ) && LE_32( st->core_brate, ACELP_32k ) )













    {













        st->hPFstat->on = 1;













#ifdef IVAS_FLOAT_FIXED













        /*----ftf conversions---*/













        floatToFixed_arr( syn, syn_fx, st->Q_syn, st->L_frame );













        Copy( syn_fx, temp_buf_fx + L_SYN_MEM, L_FRAME16k );



























        for ( i = 0; i < L_SYN_MEM; i++ )













        {













            temp_buf_fx[i] = float_to_fix16_thrld( temp_buf[i], st->Q_syn );













        }













        set16_fx( st->hPFstat->mem_zero, 0, M );













        if ( st->hPFstat )













        {













            floatToFixed_arr( st->hPFstat->mem_pf_in_flt, st->hPFstat->mem_pf_in, st->Q_syn, L_SUBFR );













            floatToFixed_arr( st->hPFstat->mem_stp_flt, st->hPFstat->mem_stp, st->Q_syn, L_SUBFR );













            floatToFixed_arr( st->hPFstat->mem_res2_flt, st->hPFstat->mem_res2, st->Q_syn, DECMEM_RES2 );













            floatToFixed_arr( st->hPFstat->mem_res2_flt, st->hPFstat->mem_res2, st->Q_syn, M );













            st->hPFstat->gain_prec = float_to_fix16( st->hPFstat->gain_prec_flt, Q14 );













        }













        /*---------------------*/



























        formant_post_filt_fx( st->hPFstat, temp_buf_fx + L_SYN_MEM, Aq_fx, syn_fx, st->L_frame, st->lp_noise, st->total_brate, 0 );



























        /*----ftf conversions---*/













        if ( st->hPFstat )













        {













            fixedToFloat_arr( st->hPFstat->mem_pf_in, st->hPFstat->mem_pf_in_flt, st->Q_syn, L_SUBFR );













            fixedToFloat_arr( st->hPFstat->mem_stp, st->hPFstat->mem_stp_flt, st->Q_syn, L_SUBFR );













            fixedToFloat_arr( st->hPFstat->mem_res2, st->hPFstat->mem_res2_flt, st->Q_syn, DECMEM_RES2 );













            fixedToFloat_arr( st->hPFstat->mem_res2, st->hPFstat->mem_res2_flt, st->Q_syn, M );













            st->hPFstat->gain_prec_flt = fixedToFloat( st->hPFstat->gain_prec, Q14 );













        }













        fixedToFloat_arr( syn_fx, syn, st->Q_syn, st->L_frame );













        /*---------------------*/













#else













        mvr2r( syn, temp_buf + L_SYN_MEM, L_FRAME16k );













        formant_post_filt_ivas( st->hPFstat, temp_buf + L_SYN_MEM, Aq, syn, st->L_frame, L_SUBFR, st->lp_noise_float, st->total_brate, 0 );













#endif













    }













    ELSE IF( st->hPFstat != NULL && GE_16( st->last_bwidth, WB ) )













    {













        IF( st->hPFstat->on )













        {













#ifdef IVAS_FLOAT_FIXED













            /*----ftf conversions---*/













            floatToFixed_arr( st->hPFstat->mem_pf_in_flt, st->hPFstat->mem_pf_in, st->Q_syn, L_SUBFR );













            floatToFixed_arr( syn, syn_fx, st->Q_syn, L_SUBFR );













            floatToFixed_arr( Aq, Aq_fx, Q12, NB_SUBFR16k * ( M + 1 ) );













            /*---------------------*/



























            Copy( st->hPFstat->mem_pf_in + L_SYN_MEM - M, temp_buf_fx, M );













            Copy( syn_fx, temp_buf_fx + M, L_SUBFR );



























            Residu3_fx( Aq_fx, temp_buf_fx + M, temp_buf_fx + M + L_SUBFR, L_SUBFR, 1 );













            E_UTIL_synthesis( 1, Aq_fx, temp_buf_fx + M + L_SUBFR, temp_buf_fx, L_SUBFR, st->hPFstat->mem_stp + L_SYN_MEM - M, 0, M );













            scale_st( syn_fx, temp_buf_fx, &st->hPFstat->gain_prec, L_SUBFR );













            Copy( temp_buf_fx, syn_fx, L_SUBFR / 2 );













            blend_subfr2( temp_buf_fx + L_SUBFR / 2, syn_fx + L_SUBFR / 2, syn_fx + L_SUBFR / 2 );



























            /*----ftf conversions---*/













            if ( st->hPFstat )













            {













                fixedToFloat_arr( st->hPFstat->mem_stp, st->hPFstat->mem_stp_flt, st->Q_syn, L_SUBFR );













                st->hPFstat->gain_prec_flt = fixedToFloat( st->hPFstat->gain_prec, Q14 );













            }





























            fixedToFloat_arr( temp_buf_fx, temp_buf, st->Q_syn, L_FRAME16k + L_SYN_MEM );













            fixedToFloat_arr( syn_fx, syn, st->Q_syn, L_SUBFR );













            /*---------------------*/













#else













            mvr2r( st->hPFstat->mem_pf_in_flt + L_SYN_MEM - M, temp_buf, M );













            mvr2r( syn, temp_buf + M, L_SUBFR );













            residu( Aq, M, temp_buf + M, temp_buf + M + L_SUBFR, L_SUBFR );













            syn_filt( Aq, M, temp_buf + M + L_SUBFR, temp_buf, L_SUBFR, st->hPFstat->mem_stp_flt + L_SYN_MEM - M, 0 );













            scale_st_ivas( syn, temp_buf, &st->hPFstat->gain_prec_flt, L_SUBFR, -1 );













            mvr2r( temp_buf, syn, L_SUBFR / 2 );













            blend_subfr2_flt( temp_buf + L_SUBFR / 2, syn + L_SUBFR / 2, syn + L_SUBFR / 2 );













#endif













        }













        st->hPFstat->on = 0;













    }













#else















    if ( st->hPFstat != NULL && st->last_bwidth >= WB && ( st->core_brate > ACELP_24k40 || st->element_mode > EVS_MONO ) && st->core_brate <= ACELP_32k )















    {















        mvr2r( syn, temp_buf + L_SYN_MEM, L_FRAME16k );









@@ -1191,7 +1446,7 @@ ivas_error acelp_core_dec(













        }















        st->hPFstat->on = 0;















    }



























#endif















    /*----------------------------------------------------------------*















     * Comfort noise addition















     *----------------------------------------------------------------*/










@@ -1224,11 +1479,15 @@ ivas_error acelp_core_dec(













            {















                /*Noise estimate*/















#ifdef IVAS_FLOAT_FIXED













                Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };













                //Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };















                st->Q_syn = 0;













                for ( int p = 0; p < L_FRAME16k; p++ )













                /*for ( int p = 0; p < L_FRAME16k; p++ )















                {















                    syn_fx[L_SUBFR + p] = (Word16) ( syn[p] * ( 1u << st->Q_syn ) );













                }*/













                for (int p = 0; p < L_FRAME16k; p++)













                {













                    syn_fx[p] = (Word16)(syn[p] * (1u << st->Q_syn));















                }















                for ( int p = 0; p < st->L_frame; p++ )















                {









@@ -1253,7 +1512,8 @@ ivas_error acelp_core_dec(













                }































/*==========================================================*/













                ApplyFdCng_fx( syn_fx + L_SUBFR, st->Q_syn, NULL, realBuffer_fx, imagBuffer_fx, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );













                //ApplyFdCng_fx( syn_fx + L_SUBFR, st->Q_syn, NULL, realBuffer_fx, imagBuffer_fx, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );













                ApplyFdCng_fx(syn_fx, st->Q_syn, NULL, realBuffer_fx, imagBuffer_fx, NULL, st, 0, (st->coder_type == AUDIO && !st->GSC_noisy_speech));















/*==========================================================*/































                if ( ( ( st->m_frame_type == ACTIVE_FRAME ) && ( ( st->bfi == 0 &&










@@ -1447,11 +1707,11 @@ ivas_error acelp_core_dec(













                    if ( st->idchan == 0 && ( nchan_out == 2 || ( st->core_brate != FRAME_NO_DATA && st->core_brate != SID_2k40 ) ) )















                    {















#ifdef IVAS_FLOAT_FIXED













                        Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };













                        //Word16 syn_fx[L_FRAME16k + L_SUBFR] = { 0 };















                        st->Q_syn = 0;















                        for ( int p = 0; p < L_FRAME16k; p++ )















                        {













                            syn_fx[L_SUBFR + p] = (Word16) ( syn[p] * ( 1u << st->Q_syn ) );













                            syn_fx[p] = (Word16) ( syn[p] * ( 1u << st->Q_syn ) );















                        }















                        for ( int p = 0; p < st->L_frame; p++ )















                        {









@@ -1475,7 +1735,7 @@ ivas_error acelp_core_dec(













                            st->hFdCngDec->hFdCngCom->cngNoiseLevel[p] = (Word32) ( st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[p] * ( 1u << ( 31 - st->hFdCngDec->hFdCngCom->cngNoiseLevelExp ) ) );















                        }





























                        ApplyFdCng_fx( syn_fx + L_SUBFR, st->Q_syn, NULL, realBuffer, imagBuffer, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );













                        ApplyFdCng_fx( syn_fx, st->Q_syn, NULL, realBuffer_fx, imagBuffer_fx, NULL, st, 0, ( st->coder_type == AUDIO && !st->GSC_noisy_speech ) );































                        if ( ( ( st->m_frame_type == ACTIVE_FRAME ) && ( ( st->bfi == 0 &&















                                                                           ( syn_fx == NULL ||

































lib_dec/dec_post_fx.c



+365
−0


























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