[gst-devel] tar[dec,enc]

[Stefan Kost]

Lutz Müller wrote:
> Hi!
> 
> Using the tarenc element I just uploaded to bugzilla
> (http://bugzilla.gnome.org/show_bug.cgi?id=303975), you can now rip
> whole CDs and write the result to a tar file: 
> 
> gst-launch cdiocddasrc mode=continuous ! audioconvert ! vorbisenc !
> oggmux ! tarenc ! filesink location=test.tar
> 
> I've got two questions that I'd like to ask the GStreamer gurus on this
> list:
> 
> (1) I need to know the file size that is going to be written to a tar
> archive upfront. But the oggmux element doesn't know the file size
> upfront. Therefore, I am writing the buffers to a temporary file and
> only pass the data along if the whole track has been received. That's no
> elegant solution. Can you think of a better one?
> 
> (2) How do I find out the file extension to a given GstCaps? I.e. I
> would like to map application/ogg to ".ogg".
> 
> Regards

Wounldn't that work using gnomevfssink? Gnome vfs can read files from and store 
files into tar.gz archives.

Stefan