--- main/libmpcodecs/vd_libmpeg2.c	18 Aug 2003 14:49:06 -0000	1.26
+++ main/libmpcodecs/vd_libmpeg2.c	20 Sep 2003 02:02:38 -0000
@@ -97,6 +97,8 @@ static mp_image_t* decode(sh_video_t *sh
     mp_image_t* mpi=NULL;
     int drop_frame, framedrop=flags&3;
 
+    if(len<=0) return NULL; // skipped frame
+
     // append extra 'end of frame' code:
     ((char*)data+len)[0]=0;
     ((char*)data+len)[1]=0;