Commit c05379b0 authored by norvell's avatar norvell
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Merge branch... 

Merge branch 'float_1461-assert-in-dft-stereo-gain-encoder-with-10-db-input-and-debugging-enabled' into 'main'

[Non-BE] Add FIX_1461_CNG_BW_SWITCHING to address BW switching in Stereo CNG

See merge request !2437
parents 315f7421 2d8da231

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -173,6 +173,7 @@ 


#define FIX_1435_MOVE_STEREO_PANNING                    /* VA: issue 1435: do the EVS stereo panning in the renderer */

#define FIX_1454_FIX_STEREO_TO_FOA_JBM                  /* VA: issue 1454: fix buggy stereo to FOA in JBM */

#define FIX_1461_CNG_BW_SWITCHING                       /* Eri: issue 1461: Stereo parameters are not updated when SID/NODATA forces BW to stay the same */





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

lib_enc/ivas_cpe_enc.c

+8 −0
Original line number Diff line number Diff line
@@ -112,6 +112,9 @@ ivas_error ivas_cpe_enc( 
    int32_t cpe_brate;

    int32_t element_brate_ref;

    int16_t last_bits_frame_nominal; /* last_bits_frame_nominal for M or PCh channel */

#ifdef FIX_1461_CNG_BW_SWITCHING

    int16_t NFFT_inner;

#endif



    error = IVAS_ERR_OK;

    push_wmops( "ivas_cpe_enc" );
@@ -628,6 +631,11 @@ ivas_error ivas_cpe_enc( 
            if ( sts[0]->core_brate == SID_2k40 || sts[0]->core_brate == FRAME_NO_DATA )

            {

                /* Reconfigure DFT Stereo for inactive frames */

#ifdef FIX_1461_CNG_BW_SWITCHING

                /* -- nbands may need to be updated here in case the bandwidth was changed due to inactive frames */

                NFFT_inner = STEREO_DFT_N_MAX_ENC * inner_frame_tbl[sts[0]->bwidth] / L_FRAME48k;

                hCPE->hStereoDft->nbands = stereo_dft_band_config( hCPE->hStereoDft->band_limits, hCPE->hStereoDft->hConfig->band_res, NFFT_inner, ENC );

#endif

                if ( sts[0]->core_brate == SID_2k40 )

                {

                    stereo_dft_config( hConfigDft, IVAS_SID_5k2, &sts[0]->bits_frame_nominal, &sts[1]->bits_frame_nominal );

lib_enc/ivas_stereo_dft_enc.c

+9 −0
Original line number Diff line number Diff line
@@ -2879,6 +2879,15 @@ static void stereo_dft_enc_compute_prm( 


    hStereoDft->nrg_past_pos = ( pos + 1 ) % STEREO_DFT_NRG_PAST_LEN;



#ifdef FIX_1461_CNG_BW_SWITCHING

    /* Replicate last band for remaining bands in case the bandwidth is higher after SID/NODATA is considered */

    for ( i = hStereoDft->nbands; i < STEREO_DFT_BAND_MAX; i++ )

    {

        pPredGain[i] = pPredGain[i - 1];

        pSideGain[i] = pSideGain[i - 1];

    }

#endif



#ifdef DEBUG_MODE_DFT

    {

        float tmp_f;