Commit 4b101949 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
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Merge branch '3gpp_issue_1517_fix' into 'main' 

Fix for 3GPP issue 1517: SBA Decoder: Differences for binaural rendered signals at 64 kbit/s [allow regression]

See merge request !1583
parents 4c82f1d2 4ed5935e

lib_rend/ivas_dirac_dec_binaural_functions_fx.c

+3 −1
Original line number Diff line number Diff line
@@ -1265,12 +1265,14 @@ static void ivas_dirac_dec_binaural_formulate_input_and_target_covariance_matric 
                temp64 = W_add( W_mult0_32_32( tempRe, tempRe ), W_mult0_32_32( tempIm, tempIm ) ); // 2q

                exp1 = W_norm( temp64 );

                temp64 = W_shl( temp64, exp1 ); // 2q + exp1

                subFrameSumEne_fx[bin] = BASOP_Util_Add_Mant32Exp( subFrameSumEne_fx[bin], subFrameTotalEne_e[bin], W_extract_h( temp64 ), sub( exp /* 63 - 2q */, exp1 ) /*31 - (2q + exp1 - 32)*/, &subFrameTotalEne_e[bin] );

                subFrameSumEne_fx[bin] = BASOP_Util_Add_Mant32Exp( subFrameSumEne_fx[bin], subFrameSumEne_e[bin], W_extract_h( temp64 ), sub( exp /* 63 - 2q */, exp1 ) /*31 - (2q + exp1 - 32)*/, &subFrameSumEne_e[bin] );

                move32();

            }

        }

        FOR( bin = 0; bin < nBins; bin++ )

        {

            subFrameTotalEne_e[bin] = sub( subFrameTotalEne_e[bin], 1 );

            move16();

            temp = L_shl_sat( subFrameTotalEne_fx[bin], sub( subFrameTotalEne_e[bin], subFrameSumEne_e[bin] ) ); // subFrameSumEne_e[bin]

            IF( GT_32( subFrameSumEne_fx[bin], temp ) )

            {