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vismb: display 4x4 partition boundaries in H.264 

Originally committed as revision 3999 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Loren Merritt 2005-03-03 06:57:17 +00:00
parent ee89b2b9e7
commit e21f398378
1 changed files with 15 additions and 0 deletions
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15
libavcodec/mpegvideo.c
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@ -1922,6 +1922,21 @@ v= (int)(128 + r*sin(theta*3.141592/180));
for(y=0; y<16; y++)
pict->data[0][16*mb_x + 8 + (16*mb_y + y)*pict->linesize[0]]^= 0x80;
}
if(IS_8X8(mb_type) && mv_sample_log2 >= 2){
int dm= 1 << (mv_sample_log2-2);
for(i=0; i<4; i++){
int sx= mb_x*16 + 8*(i&1);
int sy= mb_y*16 + 8*(i>>1);
int xy= (mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*mv_stride) << (mv_sample_log2-1);
//FIXME bidir
int32_t *mv = (int32_t*)&pict->motion_val[0][xy];
if(mv[0] != mv[dm] || mv[dm*mv_stride] != mv[dm*(mv_stride+1)])
for(y=0; y<8; y++)
pict->data[0][sx + 4 + (sy + y)*pict->linesize[0]]^= 0x80;
if(mv[0] != mv[dm*mv_stride] || mv[dm] != mv[dm*(mv_stride+1)])
*(uint64_t*)(pict->data[0] + sx + (sy + 4)*pict->linesize[0])^= 0x8080808080808080ULL;
}
}
if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264){
// hmm