Commit f6fbd503 authored by vaclav's avatar vaclav
Browse files

Merge branch 'basop-2311-harmonisation-of-gsc-gain' into 'main' 

basop-2311-harmonisation-of-gsc-gain  [non-BE][Split non-BE][allow-regression]

See merge request !2699
parents 14195602 cbe1ea06

lib_com/gs_gains_fx.c

+196 −63
Original line number Diff line number Diff line
@@ -43,11 +43,12 @@ 
#include "wmc_auto.h"



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

 * Local constants

 * Local function prototypes

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



static Word16 VDQ_vec_fx( Word16 *Qvec_out_fx, const Word16 *mean_dic_fx, const Word16 *dic_fx, const Word16 index_fx, const Word16 vec_en_fx );





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

/* FUNCTION : void Comp_and_apply_gain_enc_fx                             */

/*------------------------------------------------------------------------*/
@@ -114,6 +115,7 @@ void Comp_and_apply_gain_fx( 
             * y_gain  = pow(10.0, (Ener_per_bd_iQ[i_band]-Ener_per_bd_yQ[i_band]))

             * = pow(2, 3.321928*(Ener_per_bd_iQ[i_band]-Ener_per_bd_yQ[i_band]))

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



            L16 = sub( Ener_per_bd_iQ[i_band], Ener_per_bd_yQ[i_band] ); /*Q12 */

            L32 = L_mult( L16, 27213 );                                  /* 3.321928 in Q13 -> Q26 */

            L32 = L_shr( L32, 10 );                                      /* From Q26 to Q16 */
@@ -137,6 +139,7 @@ void Comp_and_apply_gain_fx( 
    return;

}





void Comp_and_apply_gain_ivas_fx(

    Word16 exc_diffQ[],      /* i/o: Quantized excitation                   */

    Word16 Ener_per_bd_iQ[], /* i  : Target ener per band               Q13 */
@@ -192,6 +195,7 @@ void Comp_and_apply_gain_ivas_fx( 
             * y_gain  = pow(10.0, (Ener_per_bd_iQ[i_band]-Ener_per_bd_yQ[i_band]))

             * = pow(2, 3.321928*(Ener_per_bd_iQ[i_band]-Ener_per_bd_yQ[i_band]))

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



            L16 = sub_sat( Ener_per_bd_iQ[i_band], Ener_per_bd_yQ[i_band] ); /*Q12 */

            L32 = L_mult( L16, 27213 );                                      /* 3.321928 in Q13 -> Q26 */

            L32 = L_shr( L32, 10 );                                          /* From Q26 to Q16 */
@@ -381,13 +385,16 @@ void Ener_per_band_comp_ivas_fx( 




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

 * gsc_gainQ()

 * GSC_gain_adj()

 *

 *

 * Quantization of the energy per band

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



static void GSC_gain_adj(

    const Word16 coder_type, /* i  : Coder type        */

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    const Word16 Mbands_gn, /* i  : Number of band    */

#endif

    const Word32 core_brate,  /* i  : Bit rate          */

    const Word16 mean_g,      /* i  : Average gain Q12  */

    Word16 *old_y_gain,       /* i/o: Previous frame dequantized vector */
@@ -397,10 +404,24 @@ static void GSC_gain_adj( 
{

    /* Gain adjustment to fit ACELP generic inactive coding gain at low rate */

    Word16 Gain_off, i;

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    Word16 Fac_div;

    Fac_div = 102;

    move16();

#endif



#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    test();

    IF( coder_type != INACTIVE && NE_16( coder_type, UNVOICED ) )

#else

    IF( coder_type != INACTIVE )

#endif

    {

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

        FOR( i = 0; i < Mbands_gn; i++ )

#else

        FOR( i = 0; i < MBANDS_GN; i++ )

#endif

        {

            old_y_gain[i] = y_gain_tmp[i];

            move16();
@@ -412,7 +433,20 @@ static void GSC_gain_adj( 
    {

        Gain_off = 0;

        move16();



#ifdef OPT_NBE_2311_HARM_GSC_GAIN

        test();

        IF( LE_32( core_brate, ACELP_5k00 ) && EQ_16( coder_type, UNVOICED ) ) /* IVAS LR mode only */

        {

            Gain_off = 18432;

            move16();      /* 9 -> Q11 */

            Fac_div = 205; /* Q15 -> Q16 to compensate for Gain_off being Q11 instead of Q12 */

            move16();

        }

        ELSE IF( LE_32( core_brate, ACELP_7k20 ) )

#else

        IF( LE_32( core_brate, ACELP_7k20 ) )

#endif

        {

            Gain_off = 32767;

            move16(); /* 8 -> Q12 */
@@ -444,7 +478,11 @@ static void GSC_gain_adj( 
            old_y_gain[i] = y_gain_tmp[i];

            move16();

            /*y_gainQ[i] = y_gain_tmp[i]+mean_4g[0]-(i*(Gain_off/20.f)/((float) Mbands_gn));*/

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

            y_gainQ[i] = add( y_gain_tmp[i], sub( mean_g, i_mult2( i, mult_r( Gain_off, Fac_div /* 20/MBANDS_GN in Q15 */ ) ) ) );

#else

            y_gainQ[i] = add( y_gain_tmp[i], sub( mean_g, i_mult2( i, mult_r( Gain_off, 102 /* 20/MBANDS_GN in Q15 */ ) ) ) );

#endif

            move16();

        }

    }
@@ -452,7 +490,7 @@ static void GSC_gain_adj( 
    return;

}





#ifndef OPT_NBE_2311_HARM_GSC_GAIN

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

 * GSC_gain_adj_ivas_fx()

 *
@@ -533,7 +571,6 @@ static void GSC_gain_adj_ivas_fx( 
    return;

}





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

 * GSC_gain_DQ()

 *
@@ -929,8 +966,8 @@ Word16 gsc_gainQ_ivas_fx( 


    return mean_4g_fx[0];

}





#endif

#ifndef OPT_BE_2311_HARM_GSC_GAIN

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

/* FUNCTION : Word16 gsc_gaindec_fx()                                       */

/*--------------------------------------------------------------------------*/
@@ -951,7 +988,6 @@ Word16 gsc_gainQ_ivas_fx( 
/* RETURN ARGUMENTS :                                                       */

/* _ (Word16)                  : average frequency gain                     */

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



Word16 gsc_gaindec_fx(                             /* o  : average frequency gain    */

                       Decoder_State *st_fx,       /* i/o: decoder state structure   */

                       Word16 y_gainQ_fx[],        /* o  : quantized gain per band   */
@@ -1088,7 +1124,7 @@ Word16 gsc_gaindec_fx( /* o : average frequency gai 


    return mean_4g_fx;

}



#endif



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

/* FUNCTION : Word16 gsc_gaindec_ivas_fx()                                  */
@@ -1111,7 +1147,12 @@ Word16 gsc_gaindec_fx( /* o : average frequency gai 
/* _ (Word16)                    : average frequency gain                   */

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



#ifndef OPT_BE_2311_HARM_GSC_GAIN

Word16 gsc_gaindec_ivas_fx( /* o  : average frequency gain    */

#else

/*! r: average frequency gain    */

Word16 gsc_gaindec_fx(

#endif

                            Decoder_State *st_fx,       /* i/o: decoder state structure         */

                            Word16 y_gainQ_fx[],        /* o  : quantized gain per band     Q12 */

                            const Word32 core_brate_fx, /* i  : core used                       */
@@ -1125,6 +1166,7 @@ Word16 gsc_gaindec_ivas_fx( /* o : average frequenc 
    Word16 Mbands_gn = MBANDS_GN;

    move16();

    Word16 y_gain_tmp3_fx[MBANDS_GN];



    if ( EQ_16( st_fx->L_frame, L_FRAME16k ) )

    {

        Mbands_gn = MBANDS_GN16k;
@@ -1191,6 +1233,7 @@ Word16 gsc_gaindec_ivas_fx( /* o : average frequenc 
            /*--------------------------------------------------------------------------------------*

             * UQ of the first 8 bands and half of the last 8 bands

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



            idx_g_fx = (Word16) get_next_indice_fx( st_fx, 5 );

            VDQ_vec_fx( y_gainQ_fx, YGain_mean_LR_fx, YGain_dic1_LR_fx, idx_g_fx, 3 );

#ifdef FIX_2312_CONDITION_MISSING_GSC_DEC_LR
@@ -1224,9 +1267,11 @@ Word16 gsc_gaindec_ivas_fx( /* o : average frequenc 
                    y_gainQ_fx[i] = round_fx( L_shl( L_mult( y_gainQ_fx[i], 23101 ), 1 ) ); /*Q12 */

                    move16();

                }



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

                 * Copy the true Q values in the specific bands

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



                y_gainQ_fx[8] = y_gain_tmp3_fx[0]; /*Q12*/

                move16();

                y_gainQ_fx[10] = y_gain_tmp3_fx[1]; /*Q12*/
@@ -1279,8 +1324,21 @@ Word16 gsc_gaindec_ivas_fx( /* o : average frequenc 
        }

    }



#ifndef OPT_NBE_2311_HARM_GSC_GAIN

#ifdef OPT_BE_2311_HARM_GSC_GAIN

    IF( st_fx->element_mode == EVS_MONO )

    {

        GSC_gain_adj( coder_type, core_brate_fx, mean_4g_fx, old_y_gain_fx, y_gainQ_fx, y_gainQ_fx );

    }

    ELSE

#endif

    {

        /* Gain adjustment to fit ACELP generic inactive coding gain at low rate */

        GSC_gain_adj_ivas_fx( coder_type, Mbands_gn, core_brate_fx, mean_4g_fx, old_y_gain_fx, y_gainQ_fx, y_gainQ_fx );

    }

#else

    GSC_gain_adj( coder_type, Mbands_gn, core_brate_fx, mean_4g_fx, old_y_gain_fx, y_gainQ_fx, y_gainQ_fx );

#endif



    return mean_4g_fx;

}
@@ -1292,6 +1350,20 @@ Word16 gsc_gaindec_ivas_fx( /* o : average frequenc 
 * Quantization of the energy per band

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



#ifdef OPT_NBE_2311_HARM_GSC_GAIN

Word16 gsc_gainQ_fx(

    BSTR_ENC_HANDLE hBstr,      /* i/o: encoder bitstream handle     */

    const Word16 idchan,        /* i  : channel ID                   */

    const Word16 y_gain4[],     /* i  : Energy per band           Q12*/

    Word16 y_gainQ[],           /* o  : quantized energy per band Q12*/

    const Word32 core_brate,    /* i  : Core rate                    */

    const Word16 coder_type,    /* i  : coding type                  */

    const Word16 bwidth,        /* i  : input signal bandwidth       */

    const Word16 L_frame,       /* i  : frame length                 */

    const Word16 tdm_LRTD_flag, /* i  : LRTD stereo mode flag        */

    const Word32 core_brate_inp /* i  : true core bitrate            */

)

#else

Word16 gsc_gainQ_fx(                          /*Q12*/

                     BSTR_ENC_HANDLE hBstr,   /* i/o: bitstream handle            */

                     const Word16 y_gain4[],  /* i  : Energy per band              Q12 */
@@ -1300,24 +1372,39 @@ Word16 gsc_gainQ_fx( /*Q12*/ 
                     const Word16 coder_type, /* i  : coding type                      */

                     const Word16 bwidth      /* i  : input signal bandwidth           */

)

#endif

{

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    Word16 y_gain_tmp[MBANDS_GN16k], y_gain_tmp2[MBANDS_GN16k];

#else

    Word16 y_gain_tmp[MBANDS_GN], y_gain_tmp2[MBANDS_GN];

#endif

    Word16 i, idx_g = 0;

    move16();

    Word16 mean_4g[1] = { 0 }, tmp16, tmp1, tmp2;

    move16();

    Word16 Mbands_gn = MBANDS_GN;

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    Word16 y_gain_tmp3[MBANDS_GN16k];

#else

    Word16 y_gain_tmp3[MBANDS_GN];

#endif

    Word16 cnt;

    Word32 L_tmp;



    mean_4g[0] = 0;

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    if ( EQ_16( L_frame, L_FRAME16k ) )

    {

        Mbands_gn = MBANDS_GN16k;

        move16();

    }

#endif



    test();

    test();

    IF( ( EQ_16( coder_type, AUDIO ) || ( coder_type == INACTIVE ) ) && ( bwidth == NB ) )

    {



        /*ftmp1 =  mean(y_gain4, 10)-0.6f;*/

        L_tmp = L_deposit_l( 0 );

        FOR( cnt = 0; cnt < 10; cnt++ )
@@ -1401,7 +1488,6 @@ Word16 gsc_gainQ_fx( /*Q12*/ 
    ELSE

    {

        /*ftmp1 =  mean(y_gain4, 16);*/



        L_tmp = 0;

        move32();

        FOR( cnt = 0; cnt < 16; cnt++ )
@@ -1410,7 +1496,7 @@ Word16 gsc_gainQ_fx( /*Q12*/ 
        }

        tmp16 = round_fx( L_tmp );



        tmp1 = sub( tmp16, 4915 );

        tmp1 = sub( tmp16, 4915 ); /* 0.6 Q12 */

        tmp2 = add( tmp16, 4915 );

        L_tmp = 0;

        move32();
@@ -1466,6 +1552,14 @@ Word16 gsc_gainQ_fx( /*Q12*/ 


            idx_g = vquant_fx( y_gain_tmp2, YGain_mean_LR_fx, y_gain_tmp2, YGain_dic1_LR_fx, 3, 32 );

            push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 5 );



#ifdef OPT_NBE_2311_HARM_GSC_GAIN

            test();

            test();

            test();

            IF( !( coder_type == INACTIVE && tdm_LRTD_flag == 0 && EQ_16( idchan, 1 ) ) || GT_32( core_brate_inp, GSC_LRES_GAINQ_LIMIT ) )

            {

#endif

                idx_g = vquant_fx( y_gain_tmp2 + 3, YGain_mean_LR_fx + 3, y_gain_tmp2 + 3, YGain_dic2_LR_fx, 4, 32 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 5 );

                idx_g = vquant_fx( y_gain_tmp2 + 7, YGain_mean_LR_fx + 7, y_gain_tmp2 + 7, YGain_dic3_LR_fx, 5, 32 );
@@ -1498,22 +1592,61 @@ Word16 gsc_gainQ_fx( /*Q12*/ 
                move16();

                y_gain_tmp[14] = y_gain_tmp3[3];

                move16();

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

            }

            ELSE

            {

                Copy( y_gain_tmp2, y_gain_tmp, 3 );

                set16_fx( y_gain_tmp + 3, 0, MBANDS_GN16k - 3 );

            }

#endif

        }

        ELSE

        {

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

            IF( EQ_16( L_frame, L_FRAME ) )

#endif

            {

                idx_g = vquant_fx( y_gain_tmp, YG_mean16_fx, y_gain_tmp, YG_dicMR_1_fx, 4, 64 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 6 );



                idx_g = vquant_fx( y_gain_tmp + 4, YG_mean16_fx + 4, y_gain_tmp + 4, YG_dicMR_2_fx, 4, 32 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 5 );



                idx_g = vquant_fx( y_gain_tmp + 8, YG_mean16_fx + 8, y_gain_tmp + 8, YG_dicMR_3_fx, 4, 32 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 5 );



                idx_g = vquant_fx( y_gain_tmp + 12, YG_mean16_fx + 12, y_gain_tmp + 12, YG_dicMR_4_fx, 4, 16 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 4 );

            }

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

            ELSE

            {

                idx_g = vquant_fx( y_gain_tmp, YG_mean16HR_fx, y_gain_tmp, YG_dicHR_1_fx, 4, 128 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 7 );



                idx_g = vquant_fx( y_gain_tmp + 4, YG_mean16HR_fx + 4, y_gain_tmp + 4, YG_dicHR_2_fx, 4, 64 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 6 );



                idx_g = vquant_fx( y_gain_tmp + 8, YG_mean16HR_fx + 8, y_gain_tmp + 8, YG_dicHR_3_fx, 4, 64 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 6 );



                idx_g = vquant_fx( y_gain_tmp + 12, YG_mean16HR_16kHz_fx, y_gain_tmp + 12, YG_dicHR_4_16kHz_fx, 4, 64 );

                push_indice( hBstr, IND_Y_GAIN_TMP, idx_g, 6 );



                idx_g = vquant_fx( y_gain_tmp + 16, YG_meanL2G_16kHz_fx, y_gain_tmp + 16, YG_dicL2G_16kHz_fx, 2, 8 );

                push_indice( hBstr, IND_Y_GAIN_HF, idx_g, 3 );

            }

#endif

        }

    }



    /* Gain adjustment to fit ACELP generic inactive coding gain at low rate */

#ifdef OPT_NBE_2311_HARM_GSC_GAIN

    GSC_gain_adj( coder_type, Mbands_gn, core_brate, mean_4g[0], y_gain_tmp2 /* dummy buffer */, y_gain_tmp, y_gainQ );

#else

    GSC_gain_adj( coder_type, core_brate, mean_4g[0], y_gain_tmp2 /* dummy buffer */, y_gain_tmp, y_gainQ );

#endif



    return mean_4g[0]; /*Q12*/

}

lib_com/gs_preech_fx.c

+1 −1
Original line number Diff line number Diff line
@@ -76,6 +76,7 @@ void pre_echo_att_fx( 
#ifdef FIX_1904_HARM_GSC_ENC

    Word16 etmp_e, tmp_e;

#endif



    test();

    IF( gsc_attack_flag_fx > 0 && EQ_16( last_coder_type, AUDIO ) ) /*gsc_attack_flag_fx does not get set for all the test cases */

    {
@@ -203,7 +204,6 @@ void pre_echo_att_fx( 


    return;

}



#ifndef FIX_1904_HARM_GSC_ENC

void pre_echo_att_ivas_fx(

    Word32 *Last_frame_ener_fx,      /* i/o: Energy of the last frame         2*Q_new+1*/

lib_com/options.h

+8 −7
Original line number Diff line number Diff line
@@ -97,6 +97,7 @@ 
#define REMOVE_UNUSED_CODE_IVAS_DEC                     /* VA: remove unused code in ivas_jbm_dec_tc_fx() */

#define FIX_2294_CLANG_18_WARNINGS_ENC                  /* VA: Fix some encoder clang-18 warnings, desc. in 2294 */

#define REMOVE_CAM_FROM_IVAS                            /* VA: basop issue 210: remove obsoelte CAM code from IVAS */

#define OPT_BE_2311_HARM_GSC_GAIN                       /* VA: issue 2311: BE part of the GSC gain harmonization pipeline #70380 shows the BE */

#define HARM_CORECODER_UPDT                             /* VA: basop issue 2342: Remove duplicated code in core-coder common update functions */



/* #################### End BE switches ################################## */
@@ -110,20 +111,20 @@ 
#define FIX_2315_AGC_MEMORY_RESET                       /* VA: basop issue 2315: fix reset of the AGC memory */

#define FIX_2312_CONDITION_MISSING_GSC_DEC_LR           /* VA: basop issue 2297: addition of condition missing in the GSC gain decoder at low-rate */

#define FIX_2313_HF_RESET_16KHZ                         /* VA: basop issue 2313: Call hf_synth_reset_fx() also for 16 kHz output_Fs */

#define OPT_2308_FIND_TARGET                            /* VA: Issue 2308, Speeds up computation and improve accuracy of the impulse response */

#define OPT_NBE_2311_HARM_GSC_GAIN                      /* VA: issue 2311: non-BE part of the GSC gain harmonization */



/* ##################### End NON-BE switches ########################### */



/* ################## End MAINTENANCE switches ######################### */



/* clang-format on */



/* #################### Start BASOP optimization switches ############################ */



#define NONBE_OPT_2239_IVAS_FILTER_PROCESS              /* Dolby: Issue 2239, optimize ivas_filter_process_fx. */

#define NONBE_OPT_2193_EIG2X2                           /* Dolby: Issue 2193, optimize eig2x2_fx. */

#define OPT_2308_FIND_TARGET               /* VA: Issue 2308, Speeds up computation and improve accuracy of the impulse response */



/* #################### End BASOP optimization switches ############################ */



/* ################## End MAINTENANCE switches ######################### */



/* clang-format on */



#endif

lib_com/prot_fx.h

+19 −1
Original line number Diff line number Diff line
@@ -1504,6 +1504,7 @@ Word16 gsc_gaindec_fx( 
    const Word16 bwidth_fx      /* i  : i   signal bandwidth      */

);













#ifndef OPT_BE_2311_HARM_GSC_GAIN















/*! r: average frequency gain    */















Word16 gsc_gaindec_ivas_fx(















    Decoder_State *st_fx,       /* i/o: decoder state structure   */









@@ -1513,7 +1514,8 @@ Word16 gsc_gaindec_ivas_fx(













    const Word16 coder_type,    /* i  : coding type               */















    const Word16 bwidth_fx      /* i  : input signal bandwidth    */















);

























#endif













#ifndef OPT_NBE_2311_HARM_GSC_GAIN















Word16 gsc_gainQ_fx(















    BSTR_ENC_HANDLE hBstr,   /* i/o: bitstream handle                   */















    const Word16 y_gain4[],  /* i  : Energy per band              Q13   */









@@ -1537,6 +1539,21 @@ Word16 gsc_gainQ_ivas_fx(













    const Word32 core_brate_inp /* i  : true core bitrate            */















);



























#else













Word16 gsc_gainQ_fx(













    BSTR_ENC_HANDLE hBstr,      /* i/o: encoder bitstream handle     */













    const Word16 idchan,        /* i  : channel ID                   */













    const Word16 y_gain4[],     /* i  : Energy per band             Q12 */













    Word16 y_gainQ[],           /* o  : quantized energy per band   Q12 */













    const Word32 core_brate,    /* i  : Core rate                    */













    const Word16 coder_type,    /* i  : coding type                  */













    const Word16 bwidth,        /* i  : input signal bandwidth       */













    const Word16 L_frame,       /* i  : frame length                 */













    const Word16 tdm_LRTD_flag, /* i  : LRTD stereo mode flag        */













    const Word32 core_brate_inp /* i  : true core bitrate            */













);













#endif



























void fer_energy_fx(















    const Word16 L_frame, /* i  : frame length                           */















    const Word16 clas,    /* i  : frame classification                   */










@@ -4984,6 +5001,7 @@ void freq_dnw_scaling_fx(













    Word16 Qx,                     /* Q format of fy_norm*/















    const Word16 L_frame           /* i  : frame length                  */















);



























#ifndef FIX_1904_HARM_GSC_ENC















void highband_exc_dct_in_fx(















    const Word32 core_brate,         /* i  : core bitrate                            */

































lib_dec/gs_dec_fx.c



+6
−0




























Original line number
Diff line number
Diff line








@@ -667,6 +667,7 @@ void gsc_dec_fx(













            i--;















        }





























#ifndef OPT_BE_2311_HARM_GSC_GAIN















        IF( EQ_16( st_fx->element_mode, EVS_MONO ) )















        {















            mean_gain = gsc_gaindec_fx( st_fx, Ener_per_bd_iQ, brate_intermed_tbl[i], hGSCDec->old_y_gain_fx, coder_type, st_fx->bwidth ); /* Q3 */









@@ -675,6 +676,9 @@ void gsc_dec_fx(













        {















            mean_gain = gsc_gaindec_ivas_fx( st_fx, Ener_per_bd_iQ, brate_intermed_tbl[i], hGSCDec->old_y_gain_fx, coder_type, st_fx->bwidth ); /* Q3 */















        }













#else













        mean_gain = gsc_gaindec_fx( st_fx, Ener_per_bd_iQ, brate_intermed_tbl[i], hGSCDec->old_y_gain_fx, coder_type, st_fx->bwidth ); /* Q3 */













#endif































        st_fx->lp_gainc_fx = mult_r( 640, mean_gain ); /*10 in Q6 x Q12 -> lp_gainc in Q3 */















        move16();










@@ -860,6 +864,7 @@ void gsc_dec_fx(













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















     * Estimate noise level















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





























#ifdef FIX_1904_HARM_GSC_ENC















    highband_exc_dct_in_fx( st_fx->core_brate, mfreq_bindiv_loc, *last_bin, Diff_len, hGSCDec->noise_lev, pit_band_idx, exc_diffQ,















                            &hGSCDec->seed_tcx, Ener_per_bd_iQ, nb_subfr, exc_dct_in, st_fx->last_coder_type, bitallocation_band, lsf_new,









@@ -871,6 +876,7 @@ void gsc_dec_fx(













                                 hGSCDec->last_exc_dct_in_fx, &hGSCDec->last_ener_fx, hGSCDec->last_bitallocation_band, bitallocation_exc, st_fx->bfi, coder_type,















                                 st_fx->bwidth, exc_wo_nf, Qexc_diffQ, Q_exc, st_fx->GSC_noisy_speech, hGSCDec->lt_ener_per_band_fx, st_fx->L_frame, st_fx->element_mode, st_fx->GSC_IVAS_mode );















#endif





























    exc_dct_in[0] = 0;















    move16();