[PlanetCCRMA] Virtual Alsa->Jack devices

Mark Knecht Mark Knecht <markknecht@gmail.com>
Mon Mar 7 20:39:01 2005


Hey! It works. thanks!

cheers,
Mark


On 07 Mar 2005 19:21:53 -0800, Fernando Lopez-Lezcano
<nando@ccrma.stanford.edu> wrote:
> On Mon, 2005-03-07 at 18:55, Mark Knecht wrote:
> > Hi,
> >    Aaron & I were looking at a problem today. I ran across this code
> > stub on the Alsa site which is supposed to create a virtual Alsa
> > device which allow an Alsa app to tie into the Jack hierarchy:
> >
> > http://www.alsa-project.org/alsa-doc/doc-php/asoundrc.php?company=Generic&card=Generic&chip=Generic&module=Generic
> >
> > and in .asoudrc"
> >
> >         pcm.jackplug {
> >                type plug
> >                slave { pcm "jack" }
> >        }
> >
> >        pcm.jack {
> >                type jack
> >                playback_ports {
> >                       0 alsa_pcm:playback_1
> >                       1 alsa_pcm:playback_2
> >               }
> >                capture_ports {
> >                       0 alsa_pcm:capture_1
> >                        1 alsa_pcm:capture_2
> >                }
> >        }
> >
> > I tried it but it doesn't work for me. Is this due to my use of an RME
> > card or is this example on the Alsa site bogus?
> >
> > Thanks for any responses to this sort of OT question.
> 
> Never used this but it seems it uses the alsa jack plugin, that's in a
> package not installed by default, so try:
>   apt-get install alsa-lib-jack-plugin
> 
> -- Fernando
> 
>