[FFmpeg-cvslog] avformat/ivfenc: fix division by zero
Michael Niedermayer
git at videolan.org
Fri Jan 8 23:35:34 CET 2016
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Fri Jan 8 23:01:30 2016 +0100| [5c8467a07c654f6acd9e8e3a436cd5b746bb2f44] | committer: Michael Niedermayer
avformat/ivfenc: fix division by zero
Fixes Ticket 5115
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5c8467a07c654f6acd9e8e3a436cd5b746bb2f44
---
libavformat/ivfenc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavformat/ivfenc.c b/libavformat/ivfenc.c
index 2053c50..484d87d 100644
--- a/libavformat/ivfenc.c
+++ b/libavformat/ivfenc.c
@@ -72,8 +72,9 @@ static int ivf_write_packet(AVFormatContext *s, AVPacket *pkt)
static int ivf_write_trailer(AVFormatContext *s)
{
AVIOContext *pb = s->pb;
- if (pb->seekable) {
- IVFEncContext *ctx = s->priv_data;
+ IVFEncContext *ctx = s->priv_data;
+
+ if (pb->seekable && ctx->frame_cnt > 1) {
size_t end = avio_tell(pb);
avio_seek(pb, 24, SEEK_SET);
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