movenc illegal access patch by Roine Gustafsson <roine AT users DOT sourceforge DOT...

Originally committed as revision 3891 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index a7d8a9f330f739dd42e7311e26e752632c1e959e..e97b84dc09387683fd59efb17744e90b029ea8ad 100644 (file)
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1096,7 +1096,7 @@ static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov,
     }
 
     /* Encoder */
-    if(!(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
+    if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
     {
         int pos = url_ftell(pb);
         put_be32(pb, 0); /* size */