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avformat/ivfenc: fix division by zero 

Fixes Ticket 5115

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-01-08 23:01:30 +01:00
parent fe225b113b
commit 5c8467a07c
1 changed files with 3 additions and 2 deletions
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5
libavformat/ivfenc.c
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@ -72,8 +72,9 @@ static int ivf_write_packet(AVFormatContext *s, AVPacket *pkt)
static int ivf_write_trailer(AVFormatContext *s) static int ivf_write_trailer(AVFormatContext *s)
{ {
AVIOContext *pb = s->pb; 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); size_t end = avio_tell(pb);
avio_seek(pb, 24, SEEK_SET); avio_seek(pb, 24, SEEK_SET);