Commit 5203c88f authored by Manuel Jander's avatar Manuel Jander
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Increase headroom for Q_syn, fixes regression in +10dB case... 

Increase headroom for Q_syn, fixes regression in +10dB case Multi_channel_5_1_at_384_kbps_48kHz_in_48kHz_out_7_1_4_out_JBM_Prof_5.
parent 9794aa23

lib_dec/ivas_mdct_core_dec_fx.c

+1 −1
Original line number Diff line number Diff line
@@ -1308,7 +1308,7 @@ void ivas_mdct_core_reconstruct_fx( 
            // norm(synth_buf) >= q_syn - q_win

            // norm(synth_buf) + q_win >= q_syn

            sf = s_min( getScaleFactor16( synth_buf_fx, add( add( st->hTcxDec->old_synth_len, L_FRAME_PLUS ), M ) ), getScaleFactor16( synth_bufFB_fx, add( add( st->hTcxDec->old_synth_lenFB, L_FRAME_PLUS ), M ) ) );

            q_syn = add( sf, s_min( q_win, q_winFB ) );

            q_syn = add( sub( sf, 1 ), s_min( q_win, q_winFB ) );

            st->Q_syn = q_syn;

            move16();