Re: [linux-audio-user] Rip sound from a VCD

From: Eric Dantan Rzewnicki <rzewnickie@email-addr-hidden>
Date: Thu May 11 2006 - 18:21:20 EEST

On Thu, May 11, 2006 at 09:53:42PM +0800, Peter Clarke wrote:
> Dear all,
> I was trying to rip some sound from a VCD today. I was
> hoping to play it in one ALSA application (Kaffeine) and
> simultaneously record in another (Rosegarden or Rezound).
> But when I tried to launch the recording application, it
> said it had no access to the audio.
>
> I also tried launching Rezound, then Kaffeine. This time,
> Kaffeine said it couldn't access the PCM, and it played
> without audio.
>
> Does this mean applications can't share the sound under
> ALSA? Or am I missing something?

They can share via the alsa dmix plugin.

http://alsa.opensrc.org/index.php?page=DmixPlugin

or if they are jack enabled, via jack.

http://jackaudio.org/

> I'm running Gentoo with 2.6.16 kernel, ALSA 1.0.10 (I think
> - not quite sure how to check this).

cat /proc/asound/version

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Eric Dantan Rzewnicki
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Received on Fri May 12 00:15:08 2006

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