ffmpeg | branch: release/4.0 | Michael Niedermayer <mich...@niedermayer.cc> | Fri Oct 12 03:00:32 2018 +0200| [b2e9d3da817f7ab4f3d5674bcb8085b616b476d0] | committer: Michael Niedermayer
avformat/utils: Fix integer overflow in discontinuity check Fixes: signed integer overflow: 7738135736989908991 - -7954308516317364223 cannot be represented in type 'long' Fixes: find_stream_info_usan Reported-by: Thomas Guilbert <tguilb...@google.com> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 4e19cfcfa3944fe4cf97bea758f72f104dcaebad) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b2e9d3da817f7ab4f3d5674bcb8085b616b476d0 --- libavformat/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/utils.c b/libavformat/utils.c index 685fdb9b76..d972884a38 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -3816,7 +3816,7 @@ FF_ENABLE_DEPRECATION_WARNINGS * sequence, we treat it as a discontinuity. */ if (st->info->fps_last_dts != AV_NOPTS_VALUE && st->info->fps_last_dts_idx > st->info->fps_first_dts_idx && - (pkt->dts - st->info->fps_last_dts) / 1000 > + (pkt->dts - (uint64_t)st->info->fps_last_dts) / 1000 > (st->info->fps_last_dts - (uint64_t)st->info->fps_first_dts) / (st->info->fps_last_dts_idx - st->info->fps_first_dts_idx)) { av_log(ic, AV_LOG_WARNING, _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
