Commit fe1ff93d authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Fix for 3GPP issue 1058: BASOP asserts in Stereo fx encoder for +10dB selection test inputs 

[x] Fix for bitrates 13.2 - 64 kbps for encoding with file dm1aa1s05_48.10dB.wav

link #1058
parent f7d1e1f8

lib_enc/ivas_stereo_classifier.c

+7 −6
Original line number Diff line number Diff line
@@ -1192,6 +1192,7 @@ void xtalk_classifier_dft_fx( 
    Word16 edge_0_1, wedge;

    Word32 ratio_m1_m2, m2_m2, d_itd2, itd1_flip;

    Word32 scr_min, scr_max;

    Word64 W_tmp;



    hStereoClassif = hCPE->hStereoClassif;

    hItd = ( hCPE->hStereoDft != NULL ) ? hCPE->hStereoDft->hItd : hCPE->hStereoMdct->hItd;
@@ -1271,8 +1272,8 @@ void xtalk_classifier_dft_fx( 
    set32_fx( fvn, -ONE_IN_Q29, SSC_MAX_NFEA );



    /* calcualte raw score based on LR */

    score = XTALK_INTERCEPT_DFT_Q27;

    move32();

    W_tmp = XTALK_INTERCEPT_DFT_Q27;

    move64();

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

    {

        ind = xtalk_isel_dft[i];
@@ -1287,16 +1288,16 @@ void xtalk_classifier_dft_fx( 


        /* LR */

        // score += fvn[i] * xtalk_coef_dft[i];

        score = L_add( score, L_shr( Mpy_32_32( fvn[i], xtalk_coef_dft_q30[i] ), 1 ) ); // Q27

        W_tmp = W_add( W_tmp, L_shr( Mpy_32_32( fvn[i], xtalk_coef_dft_q30[i] ), 1 ) ); // Q27

    }



    /* normalize score to -1:+1 */

    IF( GT_32( score, XTALK_SCORE_THR_DFT_Q27 ) )

    IF( GT_64( W_tmp, XTALK_SCORE_THR_DFT_Q27 ) )

    {

        score = MAX_32; // Q31

        move32();

    }

    ELSE IF( LT_32( score, -XTALK_SCORE_THR_DFT_Q27 ) )

    ELSE IF( LT_64( W_tmp, -XTALK_SCORE_THR_DFT_Q27 ) )

    {

        score = MIN_32; // Q31

        move32();
@@ -1304,7 +1305,7 @@ void xtalk_classifier_dft_fx( 
    ELSE

    {

        // score /= XTALK_SCORE_THR_DFT;

        score = L_shl_sat( score, 2 ); // Q27->Q31/XTALK_SCORE_THR_DFT

        score = L_shl_sat( W_extract_l( W_tmp ), 2 ); // Q27->Q31/XTALK_SCORE_THR_DFT

    }



    /* raw score */