svq3 fix

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2625 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/h264.c

@@ -2158,6 +2158,7 @@ static void common_init(H264Context *h){
     
     init_pred_ptrs(h);
 
+    s->unrestricted_mv=1;
     s->decode=1; //FIXME
 }