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authorDale Curtis <dalecurtis@chromium.org>2020-05-15 12:37:02 -0700
committerMichael Niedermayer <michael@niedermayer.cc>2020-05-31 00:52:08 +0200
commit57564a2cfc9c424d137e8279955ac9e892c8d794 (patch)
tree86f9c1b275522bc6356a75ab3c51d5f3c2b15d45 /libavformat/oggparsetheora.c
parent1329db8cfb63e1c87e9aa2d514ca9eaf20939228 (diff)
downloadffmpeg-57564a2cfc9c424d137e8279955ac9e892c8d794.tar.gz
avformat/oggparsetheora: Don't update start time when lastpts is AV_NOPTS_VALUE.
Signed-off-by: Dale Curtis <dalecurtis@chromium.org> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat/oggparsetheora.c')
-rw-r--r--libavformat/oggparsetheora.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/oggparsetheora.c b/libavformat/oggparsetheora.c
index c481a79d4b..d1064e4328 100644
--- a/libavformat/oggparsetheora.c
+++ b/libavformat/oggparsetheora.c
@@ -193,7 +193,7 @@ static int theora_packet(AVFormatContext *s, int idx)
if (pts != AV_NOPTS_VALUE)
pts = av_sat_sub64(pts, duration);
os->lastpts = os->lastdts = pts;
- if(s->streams[idx]->start_time == AV_NOPTS_VALUE) {
+ if(s->streams[idx]->start_time == AV_NOPTS_VALUE && os->lastpts != AV_NOPTS_VALUE) {
s->streams[idx]->start_time = os->lastpts;
if (s->streams[idx]->duration > 0)
s->streams[idx]->duration -= s->streams[idx]->start_time;