"swap first two elements of L1 if L0 and L1 are identical" applies after...

"swap first two elements of L1 if L0 and L1 are identical" applies after splitting the lists into fields


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@11808 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/h264.c

@@ -2922,15 +2922,6 @@ static int fill_default_ref_list(H264Context *h){
                 frame_list[ list ][index++].pic_id= i;;
             }
             len[list] = index;
-
-            if(list && (smallest_poc_greater_than_current<=0 || smallest_poc_greater_than_current>=h->short_ref_count) && (1 < index)){
-                // swap the two first elements of L1 when
-                // L0 and L1 are identical
-                Picture temp= frame_list[1][0];
-                frame_list[1][0] = frame_list[1][1];
-                frame_list[1][1] = temp;
-            }
-
         }
 
         for(list=0; list<2; list++){
@@ -2942,6 +2933,14 @@ static int fill_default_ref_list(H264Context *h){
                                                  s->picture_structure,
                                                  short_len[list]);
 
+            // swap the two first elements of L1 when L0 and L1 are identical
+            if(list && len[0] > 1 && len[0] == len[1])
+                for(i=0; h->default_ref_list[0][i].data[0] == h->default_ref_list[1][i].data[0]; i++)
+                    if(i == len[0]){
+                        FFSWAP(Picture, h->default_ref_list[1][0], h->default_ref_list[1][1]);
+                        break;
+                    }
+
             if(len[list] < h->ref_count[ list ])
                 memset(&h->default_ref_list[list][len[list]], 0, sizeof(Picture)*(h->ref_count[ list ] - len[list]));
         }
@@ -2982,7 +2981,7 @@ static int fill_default_ref_list(H264Context *h){
     }
     if(h->slice_type==B_TYPE){
         for (i=0; i<h->ref_count[1]; i++) {
-            tprintf(h->s.avctx, "List1: %s fn:%d 0x%p\n", (h->default_ref_list[1][i].long_ref ? "LT" : "ST"), h->default_ref_list[1][i].pic_id, h->default_ref_list[0][i].data[0]);
+            tprintf(h->s.avctx, "List1: %s fn:%d 0x%p\n", (h->default_ref_list[1][i].long_ref ? "LT" : "ST"), h->default_ref_list[1][i].pic_id, h->default_ref_list[1][i].data[0]);
         }
     }
 #endif