Re: [Alsa-user] Is discussion of stream ripping verboten?

[Stefan B. <lu...@gm...>]

Am Freitag, 22. Oktober 2004 06:20 schrieb Computer Related Mailing Lists:
> I posted two posts within the past month to the ALSA list regarding my
> desire to use ALSA to intercept audio from applications like RealPlayer
> or Windows Media Player running under W.I.N.E. or VMWare to stdout which
> I could then pipe to an Ogg Vorbis encoder for archival purposes.
> However, I never got a response asking for further clarification or
> people saying "me too".  This leads me to believe that this is something
> that people don't want to talk about.  If so, please make this clear
> somewhere on the ALSA web page or the ALSA Wiki.  If not, how should I
> phrase the question so as to get some conversation going?
>
> Here is what I have learned on my own:
>
> -SB16 may not(?) allow one to save audio streams to files
> -The Dummy device doesn't appear to have the ability to save audio to
> files although some docs seem to imply this is possible
> -Using a plugin that I created to copy the audio stream to a file using
> the snoop feature does not appear to work with the Dummy or SB16 devices.
>
> In addition, I'd like to find out if it's possible to use ALSA to send
> all system audio to stdout and pipe that to icecast for remote desktop
> use.  It would be awesome to have low bandwidth remote desktop audio to
> add to my tunneled VNC connections.  Has anyone else done this using
> ALSA, icecast and ogg123?

Have a look at
http://www.alsa-project.org/alsa-doc/alsa-lib/pcm.html

Use the tee device. Use a named fifo as filename and open this with the=20
encoder. Should work=E2=84=A2. If you cant specify the alsa device name of =
your=20
application, override the default device.

Stefan

=2D-=20
Stefan Br=C3=BCns  /  Kastanienweg 6 - Zimmer 1206  /  52074 Aachen
mailto:lu...@gm...  http://www.kawo1.rwth-aachen.de/~lurchi/
   phone: +49 241 169-4206     mobile: +49 160 3797725