[Ffmpeg-cvslog] r7679 - trunk/libavformat/mov.c

[bcoudurier]

Author: bcoudurier
Date: Wed Jan 24 11:44:24 2007
New Revision: 7679

Modified:
   trunk/libavformat/mov.c

Log:
add sanity checks

Modified: trunk/libavformat/mov.c
==============================================================================
--- trunk/libavformat/mov.c	(original)
+++ trunk/libavformat/mov.c	Wed Jan 24 11:44:24 2007
@@ -1619,7 +1619,12 @@
 
     for(i=0; i<mov->total_streams; i++) {
         MOVStreamContext *sc = mov->streams[i];
-
+        /* sanity checks */
+        if(!sc->stts_count || !sc->chunk_count || !sc->sample_to_chunk_sz ||
+           (!sc->sample_size && !sc->sample_count)){
+            av_log(s, AV_LOG_ERROR, "missing mandatory atoms, broken header\n");
+            return -1;
+        }
         if(!sc->time_rate)
             sc->time_rate=1;
         if(!sc->time_scale)