fix demuxing of Video006.3gp

Originally committed as revision 5006 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago · 75b5b63179
parent 232d8a1fba
commit 75b5b63179
1 changed files with 4 additions and 2 deletions
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@ -1722,8 +1722,10 @@ static int mov_read_header(AVFormatContext *s, AVFormatParameters *ap)
            sc->time_rate=1;
        av_set_pts_info(s->streams[i], 64, sc->time_rate, sc->time_scale);

-        assert(s->streams[i]->duration % sc->time_rate == 0);
-        s->streams[i]->duration /= sc->time_rate;
+        if(s->streams[i]->duration != AV_NOPTS_VALUE){
+            assert(s->streams[i]->duration % sc->time_rate == 0);
+            s->streams[i]->duration /= sc->time_rate;
+        }

        sc->ffindex = i;
        sc->is_ff_stream = 1;