This is the Matroska equivalent of D_WEBVTT_DESCRIPTIONS and is therefore only enabled for subtitles.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com> --- libavformat/matroskaenc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 86ffb51051..4242d7daef 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -1364,6 +1364,8 @@ static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv, av_log(s, AV_LOG_ERROR, "Subtitle codec %d is not supported.\n", par->codec_id); return AVERROR(ENOSYS); } + if (mkv->mode != MODE_WEBM && st->disposition & AV_DISPOSITION_DESCRIPTIONS) + put_ebml_uint(pb, MATROSKA_ID_TRACKFLAGTEXTDESCRIPTIONS, 1); if (mkv->mode != MODE_WEBM || par->codec_id != AV_CODEC_ID_WEBVTT) native_id = MATROSKA_TRACK_TYPE_SUBTITLE; -- 2.27.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".