Re: [LAD] Feature requests: add JackSession support

On 06/30/2011 01:13 PM, m.wolkstein@email-addr-hidden wrote:
> Am Thu, 30 Jun 2011 12:22:01 +0200
> schrieb rosea grammostola<rosea.grammostola@email-addr-hidden>:
>
>> On 06/30/2011 12:11 PM, rosea grammostola wrote:
>>> On 06/30/2011 12:00 PM, m.wolkstein@email-addr-hidden wrote:
>>>> Am Thu, 30 Jun 2011 11:43:50 +0200
>>>> schrieb rosea grammostola<rosea.grammostola@email-addr-hidden>:
>>>>
>>>>> On 06/30/2011 11:31 AM, Renato wrote:
>>>>>> On Thu, 30 Jun 2011 11:03:05 +0200
>>>>>> rosea grammostola<rosea.grammostola@email-addr-hidden> wrote:
>>>>>>
>>>>>>> Linux Audio Developer,
>>>>>>>
>>>>>>>
>>>>>>> May I make a feature request here for your Linuxaudio application(s)?
>>>>>>>
>>>>>>> Could you please add JackSession support? It makes working with JACK
>>>>>>> standalone applications a lot more user friendly. There are some apps
>>>>>>> who support it already and they work fine, like Yoshimi, Qtractor,
>>>>>>> Pianoteq, Ghostess, Guitarix, Jack-Rack, Ardour3, Bristol, Seq24,
>>>>>>> Jalv, Ingen, Connie, Specimen and probably more.
>>>>>>>
>>>>>>> It is possible to use applications without JackSession-support in a
>>>>>>> session (via so called infra clients), it starts the applications,
>>>>>>> make the connections, but doesn't save the state. So obviously it
>>>>>>> would be far more useful if those applications would get
>>>>>>> JackSession-support also.
>>>>>>>
>>>>>>> Qjackctl is able to work as Session Manager, so is Pyjacksm (and
>>>>>>> likely Patchage in the future).
>>>>>>>
>>>>>>> According to comments on IRC by Paul Davis, it's very easy to add
>>>>>>> JackSession support to your application.
>>>>>>>
>>>>>>> "Its really easy, just handle 1 more callback from the server.
>>>>>>> Torben's walkthrough shows what is necessary."
>>>>>>>
>>>>>>> Torben's walktrough:
>>>>>>> http://trac.jackaudio.org/wiki/WalkThrough/Dev/JackSession
>>>>>>>
>>>>>>>
>>>>>>> Thanks in advance,
>>>>>>>
>>>>>>> \r
>>>>>>>
>>>>>> I second this, I tried using jacksession a few days ago and it seems
>>>>>> to me it works very well; it does what it should and nothing more,
>>>>>> it is
>>>>>> not intrusive
>>>>> Maybe good to note also is that almost all recent distros (also
>>>>> multimedia distros like AVLinux, Tango Studio etc.) have the latest
>>>>> Jackd version these days (JACK1 and/ or JACK2, both support
>>>>> JackSession). So apps with JackSession support are compiled with
>>>>> JackSession automatically on those distros (no need to add a patch or a
>>>>> special build parameter or anything like that). :)
>>>>>
>>>>> Regards,
>>>>> \r
>>>> hey ho,
>>>> i am very interested to implement jack session into hydrogen. but i
>>>> am a bit confused about how it is to use as a user.
>>>> i understand how to implement it into an application. thx to
>>>> http://trac.jackaudio.org/wiki/WalkThrough/Dev/JackSession.
>>>> but i miss a simple howto use jacksession in your local audio
>>>> envirement.
>>>> whatever exist such a document for dummies like me?
>>> Wolke,
>>>
>>> Understanding the dev side and not the user side, that is the world
>>> up-side-down for me ;)
>>> http://trac.jackaudio.org/wiki/WalkThrough/User/jack_session
>>>
>>> You need Jackd> = 0.120 or 1.9.7 and qjackctl 0.3.7
>>>
>>> Start qjackctl, start JACK
>>> Start an app with JS support (yoshimi)
>>> Make the desired connections
>>> In qjackctl 0.3.7, you have a session window, open it.
>>> Save session
>>> Make a *new* folder (be careful not to overwrite an other folder
>>> (should become more safe in the next Qjackctl version))
>>> Select that new folder to save the session to.
>> You have to browse one subfolder backwards to be able to select your new
>> session folder likely.
>>> You can quit the session by just quitting the applications, or choose
>>> save (save and quit)
>> It is possible to overwrite an existing Jacksession folder (again, be
>> careful to overwrite the right one!!!)
>> Atm there is no way to stop a session via a button without saving the
>> session ...
>>> You can load the session via the load button in the Session window of
>>> Qjackctl, choose the right session folder.
>> That's the new folder you made to save the session obviously.
>>> HTH
>>> \r
>>>
>>>
>>>
> thx, for your quick response. in fact that will help me.
> i just noticed the new session button in qjackctl. super, so far this will looks like an easy to use session handler.
>
> and yes, i am a lazy bugger:). mostly i use my spare time for other things, than to find out how computers applications will work.
Glad to help here.

Hydrogen is a typical application where JackSession is very useful imo.
Same is true for PHASEX, Rakarrack, Lv2rack (and other LV2 hosts), VMPK,
Patchage, Composite and all other similar JACK standalone applications. ;)

Best regards,
\r
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Received on Thu Jun 30 16:15:03 2011