Commit 5c1535eb authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
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Fix for 3GPP issue 1251: Basop Encoder: Spectral holes between 2-4 kHz and... 

Fix for 3GPP issue 1251: Basop Encoder: Spectral holes between 2-4 kHz and spectral differences for Unified Stereo @24kbps - 2

Link #1251
parent 2b068b61

lib_enc/ivas_stereo_ica_enc.c

+2 −9
Original line number Diff line number Diff line
@@ -1337,16 +1337,9 @@ static void estDownmixGain_fx( 
    }

    ELSE IF( GT_16( hStereoTCA->LRTD_G_ATT_cnt, 1 ) ) /* lrtd_mode == 1 but tdm_LRTD_flag still 0 */

    {

        currentGain = BASOP_Util_Divide1616_Scale( currentGain, hStereoTCA->LRTD_G_ATT_cnt, &currentGain_e ); // Q = 15 + 0 - (15 - exp)

        /* Division result Q has to be got back to the Q of initial currentGain hence the shift operation below */

        IF( currentGain_e != 0 )

        {

            currentGain = shr( currentGain, sub( Q15, currentGain_e ) ); /* Q15 */

            currentGain_e = 0;

            move16();

        currentGain = BASOP_Util_Divide1616_Scale( currentGain, hStereoTCA->LRTD_G_ATT_cnt, &exp );

        currentGain_e = add( exp, sub( currentGain_e, 15 ) );

    }

    }





    IF( GE_16( norm_s( currentGain ), sub( currentGain_e, 1 ) ) )

    {