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matroskaenc: Don't set language to empty string, use "und" 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Jan Gerber 2014-07-20 10:36:51 +02:00 committed by Michael Niedermayer
parent 729479a199
commit 73b7a360d8
1 changed files with 1 additions and 1 deletions
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2
libavformat/matroskaenc.c
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@ -737,7 +737,7 @@ static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv,
put_ebml_string(pb, MATROSKA_ID_TRACKNAME, tag->value);
tag = av_dict_get(st->metadata, "language", NULL, 0);
if (mkv->mode != MODE_WEBM || codec->codec_id != AV_CODEC_ID_WEBVTT) {
put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, tag ? tag->value:"und");
put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, tag && tag->value ? tag->value:"und");
} else if (tag && tag->value) {
put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, tag->value);
}