[FFmpeg-cvslog] r22193 - trunk/libavcodec/h264.h

[michael]

Author: michael
Date: Thu Mar  4 03:00:05 2010
New Revision: 22193

Log:
Port Optimizations about *_type init from decode to filter code.
1 cpu cycle faster

Modified:
   trunk/libavcodec/h264.h

Modified: trunk/libavcodec/h264.h
==============================================================================
--- trunk/libavcodec/h264.h	Thu Mar  4 02:03:15 2010	(r22192)
+++ trunk/libavcodec/h264.h	Thu Mar  4 03:00:05 2010	(r22193)
@@ -1215,15 +1215,20 @@ static int fill_filter_caches(H264Contex
         }
     }
 
+    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;