From 38768cb70a3688f7b71c5104130b31d6a3834bee Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 4 Mar 2010 02:00:05 +0000 Subject: [PATCH] Port Optimizations about *_type init from decode to filter code. 1 cpu cycle faster Originally committed as revision 22193 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h264.h | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/libavcodec/h264.h b/libavcodec/h264.h index 7caf7b3ed2..0ca6ed15ad 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -1215,15 +1215,20 @@ static int fill_filter_caches(H264Context *h, int mb_type){ } } + top_type = s->current_picture.mb_type[top_xy] ; + left_type[0] = s->current_picture.mb_type[left_xy[0]]; + left_type[1] = s->current_picture.mb_type[left_xy[1]]; if(h->deblocking_filter == 2){ - h->top_type = top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0; - h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0; - h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0; + if(h->slice_table[top_xy ] != h->slice_num) top_type= 0; + if(h->slice_table[left_xy[0] ] != h->slice_num) left_type[0]= left_type[1]= 0; }else{ - h->top_type = top_type = h->slice_table[top_xy ] < 0xFFFF ? s->current_picture.mb_type[top_xy] : 0; - h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[0]] : 0; - h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[1]] : 0; + if(h->slice_table[top_xy ] == 0xFFFF) top_type= 0; + if(h->slice_table[left_xy[0] ] == 0xFFFF) left_type[0]= left_type[1] =0; } + h->top_type = top_type ; + h->left_type[0]= left_type[0]; + h->left_type[1]= left_type[1]; + if(IS_INTRA(mb_type)) return 0;