Commit fa3f2e24 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
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Fix for 3GPP issue 981: Stereo decoding with JBM: energy difference in right... 

Fix for 3GPP issue 981: Stereo decoding with JBM: energy difference in right channel despite similar TSM

link: #981
parent e86e4759

lib_com/prot_fx.h

+7 −1
Original line number Diff line number Diff line
@@ -6407,7 +6407,13 @@ void TonalMDCTConceal_SaveTimeSignal( 
    TonalMDCTConcealPtr hTonalMDCTConc,

    Word16 *timeSignal,

    Word16 nNewSamples );













#ifdef IVAS_FLOAT_FIXED













void TonalMDCTConceal_SaveTimeSignal_ivas_fx(













    TonalMDCTConcealPtr hTonalMDCTConc,













    Word16 *timeSignal,













    Word16 q_timeSignal,













    Word16 nNewSamples );













#endif





























// decision_matrix_dec_fx.c















void decision_matrix_dec_fx(

































lib_dec/core_dec_init_fx.c



+4
−0




























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@@ -1050,6 +1050,8 @@ void open_decoder_LPD_fx(













        move16();















        st->tonalMDCTconceal.lastPcmOut = 0x0;















        move16();













        st->tonalMDCTconceal.q_lastPcmOut = Q15;













        move16();















        st->tonalMDCTconceal.lastBlockData.tonalConcealmentActive = 0;















        move16();















        st->tonalMDCTconceal.lastBlockData.nSamples = 0;










@@ -2121,6 +2123,8 @@ void open_decoder_LPD_ivas_fx(













        move16();















        st->hTonalMDCTConc->lastPcmOut = 0x0;















        move16();













        st->hTonalMDCTConc->q_lastPcmOut = Q15;













        move16();















        st->hTonalMDCTConc->lastBlockData.tonalConcealmentActive = 0;















        move16();















        st->hTonalMDCTConc->lastBlockData.nSamples = 0;

































lib_dec/hq_core_dec_fx.c



+14
−0




























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@@ -507,6 +507,13 @@ void hq_core_dec_fx(













        st_fx->plcInfo.recovery_gain = shl( st_fx->plcInfo.recovery_gain, *Q_synth );















        move16();















#endif













        IF( st_fx->tonalMDCTconceal.q_lastPcmOut != 0 )













        {













            Scale_sig( st_fx->tonalMDCTconceal.secondLastPcmOut, shr( st_fx->plcInfo.FrameSize, 1 ), negate( st_fx->tonalMDCTconceal.q_lastPcmOut ) );













            Scale_sig( st_fx->tonalMDCTconceal.lastPcmOut, st_fx->plcInfo.FrameSize, negate( st_fx->tonalMDCTconceal.q_lastPcmOut ) );













            st_fx->tonalMDCTconceal.q_lastPcmOut = 0;













            move16();













        }















        waveform_adj2_fix( st_fx->tonalMDCTconceal.secondLastPcmOut,















                           synth,















                           st_fx->plcInfo.data_noise,










@@ -1136,6 +1143,13 @@ void ivas_hq_core_dec_fx(













        st_fx->plcInfo.recovery_gain = shl( st_fx->plcInfo.recovery_gain, *Q_synth );















#endif















        move16();













        IF( st_fx->tonalMDCTconceal.q_lastPcmOut != 0 )













        {













            Scale_sig( st_fx->tonalMDCTconceal.secondLastPcmOut, shr( st_fx->plcInfo.FrameSize, 1 ), negate( st_fx->tonalMDCTconceal.q_lastPcmOut ) );













            Scale_sig( st_fx->tonalMDCTconceal.lastPcmOut, st_fx->plcInfo.FrameSize, negate( st_fx->tonalMDCTconceal.q_lastPcmOut ) );













            st_fx->tonalMDCTconceal.q_lastPcmOut = 0;













            move16();













        }















        waveform_adj2_fix( st_fx->tonalMDCTconceal.secondLastPcmOut,















                           synth,















                           st_fx->plcInfo.data_noise,

































lib_dec/ivas_core_dec.c



+7
−1




























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@@ -1295,7 +1295,13 @@ ivas_error ivas_core_dec_fx(













            IF( EQ_16( st->core, ACELP_CORE ) && !st->bfi && st->prev_bfi && GE_32( st->last_total_brate, HQ_48k ) && EQ_16( st->last_codec_mode, MODE2 ) && ( EQ_16( st->last_core_bfi, TCX_20_CORE ) || EQ_16( st->last_core_bfi, TCX_10_CORE ) ) && EQ_16( st->hPlcInfo->concealment_method, TCX_NONTONAL ) && LT_16( st->hPlcInfo->nbLostCmpt, 4 ) )















            {















                tmps = NS2SA_FX2( output_Fs, DELAY_CLDFB_NS );



























                IF( st->tonalMDCTconceal.q_lastPcmOut != 0 )













                {













                    Scale_sig( st->tonalMDCTconceal.secondLastPcmOut, shr( st->plcInfo.FrameSize, 1 ), negate( st->tonalMDCTconceal.q_lastPcmOut ) );













                    Scale_sig( st->tonalMDCTconceal.lastPcmOut, st->plcInfo.FrameSize, negate( st->tonalMDCTconceal.q_lastPcmOut ) );













                    st->tonalMDCTconceal.q_lastPcmOut = 0;













                    move16();













                }















                waveform_adj2_fix( st->hTonalMDCTConc->secondLastPcmOut, synth_16_fx[n] + tmps, st->plcInfo.data_noise, &st->plcInfo.outx_new_n1_fx,















                                   &st->plcInfo.nsapp_gain_fx, &st->plcInfo.nsapp_gain_n_fx, &st->plcInfo.recovery_gain, st->plcInfo.step_concealgain_fx,















                                   st->plcInfo.Pitch_fx, st->plcInfo.FrameSize, tmps, add( st->hPlcInfo->nbLostCmpt, 1 ), st->bfi );

































lib_dec/ivas_mdct_core_dec.c



+1
−3




























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@@ -2117,9 +2117,7 @@ void ivas_mdct_core_reconstruct_fx(













            test();















            IF( ( bfi == 0 ) && st->hTonalMDCTConc != NULL )















            {













                Word16 synth_tmp[L_FRAME48k];













                Copy_Scale_sig( synthFB_fx, synth_tmp, st->hTonalMDCTConc->nSamples, 2 );













                TonalMDCTConceal_SaveTimeSignal( st->hTonalMDCTConc, synth_tmp, L_frameTCX[ch] );













                TonalMDCTConceal_SaveTimeSignal_ivas_fx( st->hTonalMDCTConc, synthFB_fx, q_win, L_frameTCX[ch] );















            }















            decoder_tcx_post_ivas_fx( st, synth_fx, synthFB_fx, q_win, NULL, bfi, MCT_flag );