[PD] Freezes with Pd-Extended and Jack

Esteban Viveros emviveros at gmail.com
Sun Nov 25 03:16:28 CET 2012


It would be amazing if Pd-extended 0.43 is put to work with jack... *.*

Pd-L2Ork can't suply my expectations..

objects like [output~]  [Scope~]  [envgen]  don't work on the L2Ork version
here..

My last chance would be pd-extended 0.43...


2012/11/24 Hans-Christoph Steiner <hans at at.or.at>

>
> If someone can point me to the commit that fixes this, I'm happy to
> include it in Pd-extended 0.43.  I just never use Jack, so I don't know
> what's what.  Things work in my basic tests.
>
> I know that Miller changed this stuff in pure-data.git.
>
> .hc
>
> On Nov 24, 2012, at 5:58 PM, Gerhard Lang wrote:
>
> > Tx Ivica and Esteban,
> > as similarly afflicted user encouraged by this thread I followed this
>  recommendation, replaced pd and pd-extended with pd-l2ork.
> > Works flawlessly together with jack 1.9.9-test5 from kx-studio ppa, dsp
> is switchable, some other bugs are gone, my patches run :D
> > You made my day and now I'm going to learn more about L2ork.
> > Gerhard
> >
> > Am 24.11.2012 17:35, schrieb Ivica Bukvic:
> >>
> >> With 1.9.8 and pd-l2ork all your problems will be solved except for the
> one caused by jack which in your case should not be a problem unless you
> physically disconnect (accidentally our otherwise) your audio hardware
> while jack is running.
> >>
> >> On Nov 24, 2012 7:44 AM, "Esteban Viveros" <emviveros at gmail.com<mailto:
> emviveros at gmail.com>> wrote:
> >>
> >>    HUm... Ok... I will try!
> >>
> >>    But what the better? Jack 1.9.8 or 1.9.9?
> >>
> >>
> >>    2012/11/24 Ivica Bukvic <ico at vt.edu <mailto:ico at vt.edu>>
> >>
> >>        That is the regression I spoke of in pd 0.43 branch. Try
> >>        pd-l2ork...
> >>
> >>        On Nov 23, 2012 9:27 PM, "Esteban Viveros"
> >>        <emviveros at gmail.com <mailto:emviveros at gmail.com>> wrote:
> >>
> >>            Ops...  I did a better test, and doing first open Pd and
> >>            then I open Jack. Now The DSP function work well, but I
> >>            don't have sound...
> >>
> >>            On messages box I have:
> >>
> >>            00:18:26.321 Patchbay deactivated.
> >>
> >>            00:18:26.373 Statistics reset.
> >>
> >>            00:18:26.388 ALSA connection change.
> >>
> >>            00:18:26.440 JACK connection change.
> >>
> >>            00:18:26.467 Client activated.
> >>
> >>            00:18:52.992 JACK connection graph change.
> >>
> >>            00:18:53.134 JACK connection change.
> >>
> >>            00:19:38.102 Client deactivated.
> >>
> >>            00:19:38.103 Post-shutdown script...
> >>
> >>            00:19:38.103 dreamstudio-restart-pulseaudio
> >>
> >>            # making sure pulseaudio will restart if it crashes
> >>
> >>            # starting pulseaudio
> >>
> >>            # connecting pulseaudio to JACK
> >>
> >>            Falha: A inicialização do módulo falhou
> >>
> >>            Falha: A inicialização do módulo falhou
> >>
> >>            00:19:41.798 Post-shutdown script terminated with exit
> >>            status=256.
> >>
> >>            00:19:44.297 JACK connection change.
> >>
> >>            00:19:44.311 Client activated.
> >>
> >>            00:20:38.543 JACK connection graph change.
> >>
> >>            00:20:38.693 JACK connection change.
> >>
> >>            00:20:42.648 ALSA connection graph change.
> >>
> >>            00:20:42.708 ALSA connection change.
> >>
> >>            00:20:42.709 ALSA connection graph change.
> >>
> >>            00:20:42.910 ALSA connection change.
> >>
> >>            00:20:45.334 JACK connection graph change.
> >>
> >>            00:20:45.514 JACK connection change.
> >>
> >>            00:20:52.993 JACK connection graph change.
> >>
> >>            00:20:53.014 Buffer size change (64).
> >>
> >>
> >>            What can I do now?
> >>
> >>
> >>
> >>            2012/11/23 Esteban Viveros <emviveros at gmail.com
> >>            <mailto:emviveros at gmail.com>>
> >>
> >>                Hmmm... I can understand now...
> >>
> >>                Well.. I tried now the version of Jack on kxstudio
> >>                testing ppa
> >>                <https://launchpad.net/%7Ekxstudio-team/+archive/testing
> >
> >>                and the problem is the same... :(
> >>
> >>                This ppa was install jack2, jackd and jackdfirewire
> >>                packages on version 1.9.9  but the package
> >>                libjack-jack2.0 is mantained on version 1.9.8
> >>
> >>                The next step will be to compile jack packages on
> >>                version 1.9.9
> >>
> >>                Ivica, or anyone, you have some information how can I
> >>                compile that? For that I need some help.
> >>
> >>                Regards
> >>
> >>
> >>                2012/11/23 Ivica Ico Bukvic <ico at vt.edu
> >>                <mailto:ico at vt.edu>>
> >>
> >>                    See below (from the linux-audio-user list):
> >>
> >>                    Re: [LAU] question about jackdmp's ability to
> >>                    detect its soundcard has disconnected
> >>
> >>                    Could this be the difference between 1.9.8 and git
> >>                    version?
> >>
> >>                    On Oct 29, 2012 12:10 PM, "Robin Gareus"
> >>                    <robin at gareus.org <mailto:robin at gareus.org>> wrote:
> >>
> >>                    On 10/29/2012 03:55 PM, Ivica Ico Bukvic wrote:
> >>                    > All,
> >>                    >
> >>                    > I noticed since upgrading to Ubuntu 12.04 that
> >>                    the default Jack server is
> >>                    > jackdmp (v.1.9.8). Please correct me if I am
> >>                    wrong but my understanding this
> >>                    > is the smp-enabled version 2 that is being
> >>                    developed in parallel with 1.x
> >>                    > series of regular jack.
> >>
> >>                    correct. They are also API and ABI compatible.
> >>
> >>                    > Either way, one of my concerns is that while in
> >>                    the old jack when one
> >>                    > accidentally pulled the soundcard jack was
> >>                    trying to talk to (e.g. a USB
> >>                    > soundcard), the jack would gracefully stop.
> >>
> >>                    In my experience it stopped but never gracefully
> >>                    (ie it crashed). but
> >>                    it's been a while since I used jack1.
> >>
> >>                    > The new version (and this could
> >>                    > be Ubuntu quirk) instead of stopping is pegged
> >>                    in some kind of a spinlock
> >>                    > that often times locks up the machine (this may
> >>                    be in part since I am
> >>                    > running a lowlatency kernel with audio group
> >>                    given priority) and at times
> >>                    > keeps it operational while hogging the cpu and
> >>                    making the computer barely
> >>                    > responsive until jackd is killed. Apps connected
> >>                    to jack that I tested so
> >>                    > far are also stuck in a loop waiting for a
> >>                    response from jack (although this
> >>                    > could be the app's shortcoming)--jack never
> >>                    broadcasts a signal that it has
> >>                    > lost the soundcard (AFAICT). FWIW I am running
> >>                    jackdmp through qjackctl...
> >>                    > Any thoughts on this matter would be most
> >>                    appreciated.
> >>                    >
> >>
> >>                    I can't reproduce this. jack2 stops the backend
> >>                    when the device is
> >>                    disconnected. You can switch to a new backend
> >>                    using jack_control
> >>                    (sending some Dbus messages to jackd) without
> >>                    re-starting jackd. No CPU
> >>                    hogging here. - I'm running jack2 - aka 1.9.9.4
> >>                    from git.
> >>
> >>                    robin
> >>
> >>
> >>
> >>
> >>                --
> >>                Esteban Viveros
> >>
> >>                (27) 8815 7170
> >>                (27) 3066 0359
> >>                (11) 95761 4125
> >>                (11) 2738 7868
> >>
> >>                www.bandpage.com/estebanviveros
> >>                <http://soundcloud.com/estebanviveros>
> >>
> >>                https://www.facebook.com/estebanviveros.art
> >>
> >>                http://www.papodecompositor-es.blogspot.com.br/
> >>
> >>                http://expurgacao.art.br/
> >>
> >>
> >>
> >>
> >>
> >>            --
> >>            Esteban Viveros
> >>
> >>            (27) 8815 7170
> >>            (27) 3066 0359
> >>            (11) 95761 4125
> >>            (11) 2738 7868
> >>
> >>            www.bandpage.com/estebanviveros
> >>            <http://soundcloud.com/estebanviveros>
> >>
> >>            https://www.facebook.com/estebanviveros.art
> >>
> >>            http://www.papodecompositor-es.blogspot.com.br/
> >>
> >>            http://expurgacao.art.br/
> >>
> >>
> >>
> >>            _______________________________________________
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> >>
> >>
> >>
> >>
> >>    --
> >>    Esteban Viveros
> >>
> >>    (27) 8815 7170
> >>    (27) 3066 0359
> >>    (11) 95761 4125
> >>    (11) 2738 7868
> >>
> >>    www.bandpage.com/estebanviveros <
> http://soundcloud.com/estebanviveros>
> >>
> >>    https://www.facebook.com/estebanviveros.art
> >>
> >>    http://www.papodecompositor-es.blogspot.com.br/
> >>
> >>    http://expurgacao.art.br/
> >>
> >>
> >>
> >>    _______________________________________________
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> >>
> >>
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-- 

Esteban Viveros

(27) 8815 7170
(27) 3066 0359
(11) 95761 4125
(11) 2738 7868

www.bandpage.com/estebanviveros <http://soundcloud.com/estebanviveros>

https://www.facebook.com/estebanviveros.art

http://www.papodecompositor-es.blogspot.com.br/

http://expurgacao.art.br/
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