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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-05-21 23:08:05 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-16 19:06:27 +0200 |
| commit | d1bac7f77772a68e164385d7018f2c2562e0d219 (patch) | |
| tree | ff311143dd71a9d81be64b9dbdf19ec884cbe4ac | |
| parent | fdab123c031250742ea84c188999a855baa4bf30 (diff) | |
| download | ffmpeg-d1bac7f77772a68e164385d7018f2c2562e0d219.tar.gz | |
avcodec/mpeg4videoenc: Use 64 bit for times in mpeg4_encode_gop_header()
Fixes truncation
Fixes Assertion n <= 31 && value < (1U << n) failed at libavcodec/put_bits.h:169
Fixes: ffmpeg_crash_2.avi
Found-by: Thuan Pham <thuanpv@comp.nus.edu.sg>, Marcel Böhme, Andrew Santosa and Alexandru RazvanCaciulescu with AFLSmart
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e1182fac1afba92a4975917823a5f644bee7e6e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/mpeg4videoenc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c index 494452c938..f6a5992df7 100644 --- a/libavcodec/mpeg4videoenc.c +++ b/libavcodec/mpeg4videoenc.c @@ -882,7 +882,7 @@ void ff_set_mpeg4_time(MpegEncContext *s) static void mpeg4_encode_gop_header(MpegEncContext *s) { - int hours, minutes, seconds; + int64_t hours, minutes, seconds; int64_t time; put_bits(&s->pb, 16, 0); |