ensonic at hora-obscura.de
Fri Mar 25 06:12:32 PDT 2011
On 25.03.2011 14:35, Andrés González wrote:
> On 25/03/11 11:38, René Stadler wrote:
>> use the taginject element. Example launch lines are in the
>> I'm assuming this is what you mean by "theora comments".
>> René Stadler
> Many thanks, René. I think this can do the job for what I want, as I
> just wanted to add some metadata in an Ogg file containing both video
> and audio I was thinking in storing the metadata in the video track,
> but it's okay if it goes in the audio.
> Anyway, I observed that 'taginject' works well with 'vorbisenc', but
> doesn't seem to work with 'theoraenc'. For example:
> gst-launch-0.10 filesrc location=/home/agonzalez/Videos/dv/test1.dv !
> dvdemux name=demux ! queue ! audioconvert ! taginject
> tags="title=Videoclip,artist=SomeBand" ! vorbisenc ! queue ! mux.
> demux. ! queue ! dvdec ! videoscale !
> 'video/x-raw-yuv,width=320,height=240' ! ffmpegcolorspace ! theoraenc
> ! oggmux name=mux ! filesink location=test-dv-meta2.ogg
> works, and you can see the metadata in Totem. But when moving
> taginject just before theoraenc, there is not even a coincidence of
> the strings in the file. Maybe the implementation for this feature is
> missing in theoraenc.
Theoraenc does not yet support vorbis comments (no tagsetter interface
implementation). If I read http://wiki.xiph.org/VorbisComment right, it
should work in theory. Maybe you could try making a patch for theoraenc
that does simillar things like vorbisenc.
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