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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-09-03 02:49:44 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-11-19 03:51:38 +0100 |
| commit | c23902b6717b9740a73d73699885bb758f6e839b (patch) | |
| tree | 9afa54501cd210114724d0d084b30f5c8362b329 /libavformat | |
| parent | ba1715f52a96edf74b0bc3182f4db2618f1eec8f (diff) | |
| download | ffmpeg-c23902b6717b9740a73d73699885bb758f6e839b.tar.gz | |
avformat/dump: Fix integer overflow in aspect ratio calculation
Fixes: unknown_unknown_19e_414_cov_764838672_bellhamlam.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d1bdaf3fb2c45020f72a378bb64eab1bf136581c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/dump.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavformat/dump.c b/libavformat/dump.c index 56b37ff7d8..df102e6c65 100644 --- a/libavformat/dump.c +++ b/libavformat/dump.c @@ -371,8 +371,8 @@ static void dump_stream_format(AVFormatContext *ic, int i, av_cmp_q(st->sample_aspect_ratio, st->codec->sample_aspect_ratio)) { AVRational display_aspect_ratio; av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den, - st->codec->width * st->sample_aspect_ratio.num, - st->codec->height * st->sample_aspect_ratio.den, + st->codec->width * (int64_t)st->sample_aspect_ratio.num, + st->codec->height * (int64_t)st->sample_aspect_ratio.den, 1024 * 1024); av_log(NULL, AV_LOG_INFO, ", SAR %d:%d DAR %d:%d", st->sample_aspect_ratio.num, st->sample_aspect_ratio.den, |