[libav-devel] [PATCH 3/6] matroskaenc: implement query_codec()

[Anton Khirnov]

On Tue, 16 Aug 2011 17:05:02 +0200, Kostya <kostya.shishkov at gmail.com> wrote:
> On Tue, Aug 16, 2011 at 10:33:57AM +0200, Anton Khirnov wrote:
> > ---
> >  libavformat/matroskaenc.c |   17 +++++++++++++++++
> >  1 files changed, 17 insertions(+), 0 deletions(-)
> > 
> > diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
> > index b08f546..6ba750f 100644
> > --- a/libavformat/matroskaenc.c
> > +++ b/libavformat/matroskaenc.c
> > @@ -1191,6 +1191,22 @@ static int mkv_write_trailer(AVFormatContext *s)
> >      return 0;
> >  }
> >  
> > +static int mkv_query_codec(enum CodecID codec_id, int std_compliance)
> > +{
> > +    int i;
> > +    for (i = 0; ff_mkv_codec_tags[i].id != CODEC_ID_NONE; i++)
> > +        if (ff_mkv_codec_tags[i].id == codec_id)
> > +            return 1;
> > +
> > +    if (std_compliance < FF_COMPLIANCE_NORMAL) {                // mkv theoretically supports any
> > +        enum AVMediaType type = avcodec_get_type(codec_id);     // video/audio through VFW/ACM
> > +        if (type == AVMEDIA_TYPE_VIDEO || type == AVMEDIA_TYPE_AUDIO)
> > +            return 1;
> > +    }
> 
> no subtitles?

No, there's no generic storage method for subs AFAIK.

-- 
Anton Khirnov