Commit 3dae12a8 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Merge branch '3gpp_issue_1029_fix' into 'main' 

Fix for 3GPP issue 1029: New Clicks in MDCT-Stereo concealment [allow regression]

See merge request !777
parents f68cfdcc 838fbdd6

lib_dec/ivas_mdct_core_dec.c

+7 −0
Original line number Diff line number Diff line
@@ -2161,6 +2161,11 @@ void ivas_mdct_core_reconstruct_fx( 
        ELSE /*ACELP core for ACELP-PLC */

        {

            assert( EQ_16( st->bfi, 1 ) );



            Scale_sig( synth_buf_fx, add( add( st->hTcxDec->old_synth_len, L_FRAME_PLUS ), M ), negate( q_syn ) );     // Q0

            Scale_sig( synth_bufFB_fx, add( add( st->hTcxDec->old_synth_lenFB, L_FRAME_PLUS ), M ), negate( q_syn ) ); // Q0

            q_syn = 0;

            move16();

            /* PLC: [TCX: TD PLC] */

            IF( MCT_flag != 0 )

            {
@@ -2177,6 +2182,8 @@ void ivas_mdct_core_reconstruct_fx( 
                    con_tcx_ivas_fx( st, &synthFB_fx[0], hCPE->hStereoMdct->lastCoh_fx, &sts[0]->seed_acelp, 0, &st->hFdCngDec->hFdCngCom->A_cng[0] );

                }

            }



            Scale_sig( synthFB_fx, st->hTcxDec->L_frameTCX, q_syn ); // q_syn

            IF( ( EQ_16( st->nbLostCmpt, 1 ) ) || ( st->hTcxDec->tcxConceal_recalc_exc != 0 ) )

            {

                Scale_sig( synthFB_fx - add( add( shr( st->hTcxDec->L_frameTCX, 1 ), st->hTcxDec->pit_max_TCX ), 2 * M ), add( add( shr( st->hTcxDec->L_frameTCX, 1 ), st->hTcxDec->pit_max_TCX ), 2 * M ), sub( q_syn, sub( st->Q_exc, 1 ) ) ); // 2 * q_syn - (st->Q_exc - 1)