[FFmpeg-cvslog] lavf/matroskaenc: List subtitle codecs with fake codec_tags to allow remuxing.

Carl Eugen Hoyos git at videolan.org
Tue Mar 24 12:54:52 CET 2015


ffmpeg | branch: master | Carl Eugen Hoyos <cehoyos at ag.or.at> | Tue Mar 24 00:04:43 2015 +0100| [b76df6efb6816901796dd76439382baa43b50ef6] | committer: Carl Eugen Hoyos

lavf/matroskaenc: List subtitle codecs with fake codec_tags to allow remuxing.

Fixes remuxing of DVBSUB to mkv.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b76df6efb6816901796dd76439382baa43b50ef6
---

 libavformat/matroskaenc.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 40f903b..6b2e390 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -2000,6 +2000,12 @@ static const AVCodecTag additional_video_tags[] = {
     { AV_CODEC_ID_NONE,      0xFFFFFFFF }
 };
 
+static const AVCodecTag additional_subtitle_tags[] = {
+    { AV_CODEC_ID_DVB_SUBTITLE,      0xFFFFFFFF },
+    { AV_CODEC_ID_HDMV_PGS_SUBTITLE, 0xFFFFFFFF },
+    { AV_CODEC_ID_NONE,              0xFFFFFFFF }
+};
+
 #define OFFSET(x) offsetof(MatroskaMuxContext, x)
 #define FLAGS AV_OPT_FLAG_ENCODING_PARAM
 static const AVOption options[] = {
@@ -2037,7 +2043,7 @@ AVOutputFormat ff_matroska_muxer = {
                          AVFMT_TS_NONSTRICT | AVFMT_ALLOW_FLUSH,
     .codec_tag         = (const AVCodecTag* const []){
          ff_codec_bmp_tags, ff_codec_wav_tags,
-         additional_audio_tags, additional_video_tags, 0
+         additional_audio_tags, additional_video_tags, additional_subtitle_tags, 0
     },
     .subtitle_codec    = AV_CODEC_ID_ASS,
     .query_codec       = mkv_query_codec,



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