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authorMichael Niedermayer <michael@niedermayer.cc>2020-02-16 18:51:52 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2020-05-21 09:31:08 +0200
commit9874815b1aadadd7fd19aa6aabb7d9193f2f43d5 (patch)
treeff84e6340ea5a60c8f397d10c368830808f8577f
parent31f956acadd994b8c4e22b714aaffee0f527c827 (diff)
downloadffmpeg-9874815b1aadadd7fd19aa6aabb7d9193f2f43d5.tar.gz
avformat/mpegenc: Fix integer overflow with AV_NOPTS_VALUE
Fixes: signed integer overflow: -9223372036854775808 - 45000 cannot be represented in type 'long' Fixes: ticket8187 Found-by: Suhwan Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/mpegenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mpegenc.c b/libavformat/mpegenc.c
index 669ff9d152..9bd0a555d4 100644
--- a/libavformat/mpegenc.c
+++ b/libavformat/mpegenc.c
@@ -1210,7 +1210,7 @@ static int mpeg_mux_write_packet(AVFormatContext *ctx, AVPacket *pkt)
if (s->is_dvd) {
// min VOBU length 0.4 seconds (mpucoder)
if (is_iframe &&
- (s->packet_number == 0 ||
+ (s->packet_number == 0 || pts != AV_NOPTS_VALUE &&
(pts - stream->vobu_start_pts >= 36000))) {
stream->bytes_to_iframe = av_fifo_size(stream->fifo);
stream->align_iframe = 1;