Re: [LAU] KVM virtual machines and jack

On Mon, 2009-12-07 at 01:48 -0600, Reuben Martin wrote:
> On Sun, Dec 6, 2009 at 4:14 AM, Patrick Shirkey
> <pshirkey@email-addr-hidden> wrote:
> >
> > On 12/06/2009 03:20 PM, Reuben Martin wrote:
> >> On Sat, Dec 5, 2009 at 8:39 PM, Paul Davis<paul@email-addr-hidden> wrote:
> >>
> >>> On Sat, Dec 5, 2009 at 2:51 PM, Reuben Martin<reuben.m@email-addr-hidden> wrote:
> >>>
> >>>> Does anybody know if it is possible to run a guest OS under KVM and
> >>>> have the ins and outs of the virtual audio device presented to that
> >>>> OS, interface with JACK on the host linux system?
> >>>>
> >>>> I've done a little googling on this but couldn't find anything.
> >>>> (mostly because "jack" is ambiguous, and "KVM" can mean a lot of
> >>>> things)
> >>>>
> >>> unless the VM software that provides fake audio devices to the guest
> >>> OS knows about JACK internally or can be configured to use it, this is
> >>> not happening.
> >>> on the other hand, if the VM software can simply use the ALSA JACK
> >>> plugin, that could potentially work (lots and lots of latency though).
> >>>
> >>>
> >> In that case I guess my best bet would probably be to petition KVM
> >> development to add support for JACK. Currently I believe it supports
> >> ALSA, OSS, SDL and PulseAudio.
> >>
> >>
> >
> > If KVM already supports those api's then it can be used with jack via
> > several different methods. What is the problem that you are having exactly?
> >
>
> No problems yet. I'm putting together a new system and had thought of
> using Windows and Mac as guest VM systems under KVM for running things
> that don't exist for Linux and/or don't work well with WINE. And I
> wanted to see if anybody had tried routing the VM audio ins / outs to
> JACK rather than directly to an audio sink.
>
> Wanted to see if anybody had seriously tried this before I gave it a go.
>
> -Reuben
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>From the windows perspective wasn't there a wineasio project some time
back?

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Received on Mon Dec 7 16:15:01 2009