Re: alsa, jack output issue
On Wed, 2013-01-30 at 11:24 +0100, Ralf Mardorf wrote:
> On Wed, 2013-01-30 at 11:10 +0100, Raffaele Morelli wrote:
> > 2013/1/30 Ralf Mardorf <ralf.mardorf@alice-dsl.net>
> > On Wed, 2013-01-30 at 07:31 +0100, Raffaele Morelli wrote:
> > >
> > > 2013/1/29 dAgeCKo <dagecko@free.fr>
> > > Le 29/01/2013 19:48, Ralf Mardorf a écrit :
> > >
> > > On Tue, 29 Jan 2013 19:37:38 +0100, dAgeCKo
> > > <dagecko@free.fr> wrote:
> > > Yes jack1 because jack2 never wants
> > to start
> > > for some reasons.
> > >
> > > If you started jack2 by QjackCtl, than there
> > might be
> > > a dbus issue.
> > > QjackCtl > Setup... > Misc > [ ] Enable
> > D-Bus
> > > interface
> > > If I start jack2 by QjackCtl, I unchek, aka
> > disable
> > > D-Bus interface.
> > >
> > >
> > > If I remember well, the error message was something
> > about that
> > > the soundcard was already in use.
> > > I will try this. But do you think this could solve
> > the
> > > problem ?
> > >
> > >
> > > It's a permission problem then, post the output of pstree
> > before and
> > > after jackd refuses to start.
> > > Are you in the audio group?
> >
> > If this would be the issue, then why can he start Jack1
> > with ...
> >
> > "driver: alsa
> > RT with default priority
> > samples/period: 128
> > sampling freq: 96000
> > period/buffer: 3
> > max numb of ports: 128
> > count-down: 500
> > dither: none
> > audio: duplex
> > input device: hw:0
> > output device: hw:0
> > late start: 2 seconds"
> >
> > ... ;)?
> >
> >
> > simple, just because the other app/daemon takes control over hw:0
> > Ralf you are also on LAU mailing list, you should have learned
> > something there about ;-)
> >
> >
> > -r
>
> I'm confused. It's possible to start Jack1 with real-time priority, when
> another app captured the device, even, when the user isn't in the group
> audio? I experienced that when an app captures the device, that Jack
> can't be started anymore, but the OP can run Jack1. Can you send a link,
> where such a situation ever was a thread at LAU?
>
> Don't get me wrong, it might be possible that this could happen, I
> simply missed, that this ever happened.
>
> Regards,
> Ralf
It might be possible that Jack2 was installed, when he wasn't in the
group audio, we never will know, but now he can start Jack1 with
real-time, so I've doubts. IMO he is in the group audio.
Reply to:
- References:
- alsa, jack output issue
- From: dAgeCKo <dagecko@free.fr>
- Re: alsa, jack output issue
- From: Raffaele Morelli <raffaele.morelli@gmail.com>
- Re: alsa, jack output issue
- From: "Ralf Mardorf" <ralf.mardorf@alice-dsl.net>
- Re: alsa, jack output issue
- From: Raffaele Morelli <raffaele.morelli@gmail.com>
- Re: alsa, jack output issue
- From: dAgeCKo <dagecko@free.fr>
- Re: alsa, jack output issue
- From: "Ralf Mardorf" <ralf.mardorf@alice-dsl.net>
- Re: alsa, jack output issue
- From: dAgeCKo <dagecko@free.fr>
- Re: alsa, jack output issue
- From: Raffaele Morelli <raffaele.morelli@gmail.com>
- Re: alsa, jack output issue
- From: Ralf Mardorf <ralf.mardorf@alice-dsl.net>
- Re: alsa, jack output issue
- From: Raffaele Morelli <raffaele.morelli@gmail.com>
- Re: alsa, jack output issue
- From: Ralf Mardorf <ralf.mardorf@alice-dsl.net>