Do not read index chunks as audio/video data; closes issue 1336.
authorMaksym Veremeyenko <verem@m1stereo.tv>
Tue, 25 Aug 2009 09:46:16 +0000 (09:46 +0000)
committerDiego Biurrun <diego@biurrun.de>
Tue, 25 Aug 2009 09:46:16 +0000 (09:46 +0000)
patch by Maksym Veremeyenko, verem m1stereo tv

Originally committed as revision 19700 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/avidec.c

index 71235ec..7093e91 100644 (file)
@@ -826,6 +826,12 @@ resync:
         if(!((i-avi->last_pkt_pos)&1) && get_stream_idx(d+1) < s->nb_streams)
             continue;
 
         if(!((i-avi->last_pkt_pos)&1) && get_stream_idx(d+1) < s->nb_streams)
             continue;
 
+        //detect ##ix chunk and skip
+        if(d[2] == 'i' && d[3] == 'x' && n < s->nb_streams){
+            url_fskip(pb, size);
+            goto resync;
+        }
+
         //parse ##dc/##wb
         if(n < s->nb_streams){
             AVStream *st;
         //parse ##dc/##wb
         if(n < s->nb_streams){
             AVStream *st;