generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

avformat_seek_file: Dont attempt to rescale INT64_MIN/MAX

Browse Source 
This fixes a integer overflow in fate

Reviewed-by: Clément Bœsch <ubitux@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-01-02 22:01:41 +01:00
parent 740e740895
commit 98db905896
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
libavformat/utils.c
View File

@@ -2092,10 +2092,10 @@ int avformat_seek_file(AVFormatContext *s, int stream_index, int64_t min_ts, int
ts = av_rescale_q(ts, AV_TIME_BASE_Q, time_base); ts = av_rescale_q(ts, AV_TIME_BASE_Q, time_base);
min_ts = av_rescale_rnd(min_ts, time_base.den, min_ts = av_rescale_rnd(min_ts, time_base.den,
time_base.num * (int64_t)AV_TIME_BASE, time_base.num * (int64_t)AV_TIME_BASE,
AV_ROUND_UP); AV_ROUND_UP | AV_ROUND_PASS_MINMAX);
max_ts = av_rescale_rnd(max_ts, time_base.den, max_ts = av_rescale_rnd(max_ts, time_base.den,
time_base.num * (int64_t)AV_TIME_BASE, time_base.num * (int64_t)AV_TIME_BASE,
AV_ROUND_DOWN); AV_ROUND_DOWN | AV_ROUND_PASS_MINMAX);
} }
ret = s->iformat->read_seek2(s, stream_index, min_ts, ts, max_ts, flags); ret = s->iformat->read_seek2(s, stream_index, min_ts, ts, max_ts, flags);