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Simplify left_xy init 

Originally committed as revision 21470 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-01-27 00:15:55 +00:00
parent 599fe45b8d
commit 8652e44acd
1 changed files with 2 additions and 4 deletions
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6
libavcodec/h264.h
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@ -1144,16 +1144,14 @@ static int fill_filter_caches(H264Context *h, int mb_type){
const int curr_mb_field_flag = IS_INTERLACED(mb_type);
if(s->mb_y&1){
if (left_mb_field_flag != curr_mb_field_flag) {
left_xy[0] = mb_xy - s->mb_stride - 1;
left_xy[1] = mb_xy - 1;
left_xy[0] -= s->mb_stride;
}
}else{
if(curr_mb_field_flag){
top_xy += s->mb_stride & (((s->current_picture.mb_type[top_xy ]>>7)&1)-1);
}
if (left_mb_field_flag != curr_mb_field_flag) {
left_xy[0] = mb_xy - 1;
left_xy[1] = mb_xy + s->mb_stride - 1;
left_xy[1] += s->mb_stride;
}
}
}