Fixes an assert in fuzzed sample sample.mp4_s265930.
---
libavformat/mov.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index 8dbcc41..149b48e 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -2073,8 +2073,9 @@ static int mov_read_trak(MOVContext *c, AVIOContext *pb,
MOVAtom atom)
((double)st->codec->width *
sc->height), INT_MAX);
}
- av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
- sc->time_scale*st->nb_frames, st->duration, INT_MAX);
+ if (st->duration != AV_NOPTS_VALUE)
+ av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
+ sc->time_scale*st->nb_frames, st->duration, INT_MAX);
#if FF_API_R_FRAME_RATE
if (sc->stts_count == 1 || (sc->stts_count == 2 &&
sc->stts_data[1].count == 1))
--
1.7.12.4
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