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3rd try to get the loop filter ref/mv check working correctly.

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Fixes at least:
src19td.IBP.264
CVWP3_TOSHIBA_E.264
cvmp_mot_picaff0_full_B.26l
CVMP_MOT_FRM_L31_B.26l
cvmp_mot_frm0_full_B.26l
CVMP_MOT_FLD_L30_B.26l
cvmp_mot_fld0_full_B.26l

Originally committed as revision 14337 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Michael Niedermayer 17 years ago
parent 5a78bfbde7
commit 2e916cb392
1 changed files with 30 additions and 10 deletions
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  1. 40
      libavcodec/h264.c

40
libavcodec/h264.c
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@ -6731,14 +6731,23 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
int b_idx= 8 + 4 + edge * (dir ? 8:1);
int bn_idx= b_idx - (dir ? 8:1);
int v = 0;
int xn= h->slice_type_nos == FF_B_TYPE && ref2frm[0][h->ref_cache[0][b_idx]+2] != ref2frmn[0][h->ref_cache[0][bn_idx]+2];
for( l = 0; !v && l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) {
int ln= l^xn;
v |= ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[ln][h->ref_cache[ln][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit;
v |= ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[l][h->ref_cache[l][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit;
}
if(h->slice_type_nos == FF_B_TYPE && v){
v=0;
for( l = 0; !v && l < 2; l++ ) {
int ln= 1-l;
v |= ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[ln][h->ref_cache[ln][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit;
}
}
bS[0] = bS[1] = bS[2] = bS[3] = v;
mv_done = 1;
}
@ -6757,17 +6766,28 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
}
else if(!mv_done)
{
int xn= h->slice_type_nos == FF_B_TYPE && ref2frm[0][h->ref_cache[0][b_idx]+2] != ref2frmn[0][h->ref_cache[0][bn_idx]+2];
bS[i] = 0;
for( l = 0; l < 1 + (h->slice_type_nos == FF_B_TYPE); l++ ) {
int ln= l^xn;
if( ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[ln][h->ref_cache[ln][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit ) {
if( ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[l][h->ref_cache[l][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit ) {
bS[i] = 1;
break;
}
}
if(h->slice_type_nos == FF_B_TYPE && bS[i]){
bS[i] = 0;
for( l = 0; l < 2; l++ ) {
int ln= 1-l;
if( ref2frm[l][h->ref_cache[l][b_idx]+2] != ref2frmn[ln][h->ref_cache[ln][bn_idx]+2] ||
FFABS( h->mv_cache[l][b_idx][0] - h->mv_cache[ln][bn_idx][0] ) >= 4 ||
FFABS( h->mv_cache[l][b_idx][1] - h->mv_cache[ln][bn_idx][1] ) >= mvy_limit ) {
bS[i] = 1;
break;
}
}
}
}
}

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