Quoting Steven Liu (2020-03-29 03:04:26)
> There should have lang in the metadata of streams which show to user
>
> Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
> ---
> libavformat/dashdec.c | 49 +++++++++++++++++++++++++++++++++++++++----
> 1 file changed, 45 insertions(+), 4 deletions(-)
>
> diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c
> @@ -2121,6 +2154,10 @@ static int dash_read_header(AVFormatContext *s)
> av_dict_set_int(&rep->assoc_stream->metadata,
> "variant_bitrate", rep->bandwidth, 0);
> if (rep->id[0])
> av_dict_set(&rep->assoc_stream->metadata, "id", rep->id, 0);
> + if (rep->lang) {
> + av_dict_set(&rep->assoc_stream->metadata, "lang", rep->lang,
> 0);
It should be 'language'. See 'Public Metadata API' in avformat.h
--
Anton Khirnov
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