Fixes crash when muxing tmcd tracks.
Gyan
From d056439a43989c4f2f2e2fdf23ed1e780b56f7f4 Mon Sep 17 00:00:00 2001
From: Gyan Doshi <ffm...@gyani.pro>
Date: Tue, 18 Jun 2019 19:22:16 +0530
Subject: [PATCH] avformat/segment: fix muxing tmcd tracks in MOV
avformat/movenc still relies on AVCodecContext time_base to mux tmcd
tracks and segment muxer did not copy that field to inner streams
leading to SIGFPE in the child muxer instance.
---
libavformat/segment.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavformat/segment.c b/libavformat/segment.c
index 99f048aa39..e3082063d8 100644
--- a/libavformat/segment.c
+++ b/libavformat/segment.c
@@ -181,6 +181,12 @@ static int segment_mux_init(AVFormatContext *s)
st->sample_aspect_ratio = s->streams[i]->sample_aspect_ratio;
st->time_base = s->streams[i]->time_base;
st->avg_frame_rate = s->streams[i]->avg_frame_rate;
+#if FF_API_LAVF_AVCTX
+FF_DISABLE_DEPRECATION_WARNINGS
+ if (s->streams[i]->codecpar->codec_tag == MKTAG('t','m','c','d'))
+ st->codec->time_base = s->streams[i]->codec->time_base;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
av_dict_copy(&st->metadata, s->streams[i]->metadata, 0);
}
--
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