[FFmpeg-cvslog] avformat/mux: Check for and remove invalid packet durations
Michael Niedermayer
git at videolan.org
Wed Jun 25 17:01:36 CEST 2014
ffmpeg | branch: release/2.0 | Michael Niedermayer <michaelni at gmx.at> | Wed Apr 23 06:04:50 2014 +0200| [d3bcc9cfa9fc439adef6c5edb9b78e50a246486a] | committer: Michael Niedermayer
avformat/mux: Check for and remove invalid packet durations
Fixes assertion failure
Fixes Ticket3575
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit dc6a17cf74a90e41d70ea1753cdb70c0a5b2ced8)
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d3bcc9cfa9fc439adef6c5edb9b78e50a246486a
---
libavformat/mux.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavformat/mux.c b/libavformat/mux.c
index 82b5a8e..806e2bf 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -420,6 +420,12 @@ static int compute_pkt_fields2(AVFormatContext *s, AVStream *st, AVPacket *pkt)
av_dlog(s, "compute_pkt_fields2: pts:%s dts:%s cur_dts:%s b:%d size:%d st:%d\n",
av_ts2str(pkt->pts), av_ts2str(pkt->dts), av_ts2str(st->cur_dts), delay, pkt->size, pkt->stream_index);
+ if (pkt->duration < 0 && st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) {
+ av_log(s, AV_LOG_WARNING, "Packet with invalid duration %d in stream %d\n",
+ pkt->duration, pkt->stream_index);
+ pkt->duration = 0;
+ }
+
/* duration field */
if (pkt->duration == 0) {
ff_compute_frame_duration(&num, &den, st, NULL, pkt);
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