From dc6a17cf74a90e41d70ea1753cdb70c0a5b2ced8 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 23 Apr 2014 06:04:50 +0200 Subject: [PATCH] avformat/mux: Check for and remove invalid packet durations Fixes assertion failure Fixes Ticket3575 Signed-off-by: Michael Niedermayer --- libavformat/mux.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavformat/mux.c b/libavformat/mux.c index cdceadd71b..6847ec342b 100644 --- a/libavformat/mux.c +++ b/libavformat/mux.c @@ -435,6 +435,12 @@ 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);