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Some fixes for decode_p_mb()

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Originally committed as revision 5819 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2006-07-24 04:20:49 +00:00
parent 88b6f0faf8
commit c39e3c6fbb
1 changed files with 3 additions and 2 deletions
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5
libavcodec/vc1.c
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@ -2540,7 +2540,7 @@ static int vc1_decode_p_mb(VC1Context *v)
if(!coded_inter) coded_inter = !is_intra[i] & is_coded[i];
}
// if there are no coded blocks then don't do anything more
if(!intra_count && !coded_inter) return;
if(!intra_count && !coded_inter) return 0;
dst_idx = 0;
GET_MQUANT();
s->current_picture.qscale_table[mb_pos] = mquant;
@ -2559,7 +2559,7 @@ static int vc1_decode_p_mb(VC1Context *v)
else s->ac_pred = 0;
}
if (!v->ttmbf && coded_inter)
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 12);
ttmb = get_vlc2(gb, vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
for (i=0; i<6; i++)
{
dst_idx += i >> 2;
@ -2596,6 +2596,7 @@ static int vc1_decode_p_mb(VC1Context *v)
else //Skipped MB
{
s->mb_intra = 0;
s->current_picture.qscale_table[mb_pos] = 0;
for (i=0; i<6; i++) {
v->mb_type[0][s->block_index[i]] = 0;
s->dc_val[0][s->block_index[i]] = 0;