Message ID | 20210217101356.1723370-4-andreas.rheinhardt@gmail.com |
---|---|
State | Accepted |
Headers | show |
Series | [FFmpeg-devel,01/19] fate/matroska: Add test for mastering display metadata | expand |
Context | Check | Description |
---|---|---|
andriy/x86_make | success | Make finished |
andriy/x86_make_fate | success | Make fate finished |
andriy/PPC64_make | success | Make finished |
andriy/PPC64_make_fate | success | Make fate finished |
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 233c472b8f..786fa41cba 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -1147,7 +1147,7 @@ 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); put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, - tag && tag->value ? tag->value : "und"); + tag && tag->value && tag->value[0] ? tag->value : "und"); // The default value for TRACKFLAGDEFAULT is 1, so add element // if we need to clear it.
According to the new EBML specifications, a string element of length zero would be read as the default value by a compliant parser. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> --- libavformat/matroskaenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)