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authorMichael Niedermayer <michaelni@gmx.at>2013-10-06 00:07:28 +0200
committerCarl Eugen Hoyos <cehoyos@ag.or.at>2013-10-24 10:57:14 +0200
commiteff0bf7defdf36574ad6670643ee032099ec5b71 (patch)
tree67b437bfde95dec6ee948da257adc3168816dfba
parent6559bb893f5f180e70f9b50064f63086aed70793 (diff)
downloadffmpeg-eff0bf7defdf36574ad6670643ee032099ec5b71.tar.gz
avformat/matroskadec: only set r_frame_rate if the value is within reasonable limits
Fixes Ticket2451 Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit 6853e40106cac769f0641183ea0bdd530ae9a0a1)
-rw-r--r--libavformat/matroskadec.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index aea5fe44d8..f97e239a73 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -1781,7 +1781,8 @@ static int matroska_read_header(AVFormatContext *s)
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
1000000000, track->default_duration, 30000);
#if FF_API_R_FRAME_RATE
- st->r_frame_rate = st->avg_frame_rate;
+ if (st->avg_frame_rate.num < st->avg_frame_rate.den * 1000L)
+ st->r_frame_rate = st->avg_frame_rate;
#endif
}