[PlanetCCRMA] Qjackctl question

Len lenb_99 at yahoo.com
Sat May 16 16:18:58 PDT 2009


--- On Sat, 5/16/09, Martin Tarenskeen <m.tarenskeen at zonnet.nl> wrote:

> From: Martin Tarenskeen <m.tarenskeen at zonnet.nl>
> Subject: Re: [PlanetCCRMA]  Qjackctl question
> To: "Len" <lenb_99 at yahoo.com>
> Cc: planetccrma at ccrma.Stanford.EDU
> Date: Saturday, May 16, 2009, 4:13 PM
> On Sat, May 16, 2009 at 10:35:13AM
> -0700, Len wrote:
> > 
> > Normally when I run qjackctl, there are 3 tabs at the
> top of the Connections window:  'Audio' 'MIDI' 'ALSA'
> > 
> > Typically, any MIDI clients appear only under the ALSA
> tab.  However, I just installed LV2/SLV2 and zynjacku,
> and 
> > some LV2 synth plugins (Calf, zynadd), but the
> zynjacku client shows up under the MIDI tab in jack
> Connections.  So 
> > the writable clients/input ports for zynjacku are
> under one tab (MIDI), while my readable clients/output ports
> are 
> > under another tab (ALSA), and there doesn't seem to be
> any way to connect them.  Is there some way I can
> configure 
> > jack (or lv2) so that MIDI clients are handled the
> same way (either as MIDI or ALSA midi, but not both)?
> > 
> > Thanks in advance,
> > Len
> > 
> 
> This puzzled me too for quite some hours. I finally got for
> example zynadd working 
> with vkeybd like this:
> 
> 1. In qjackctl I had to select the Jack MIDI driver (seq)
> in the Setup. Stop and 
> restart qjackctl.
> 2. I start vkeybd and zynjacku+zynadd
> 3. In qjackctl, Audio tab, I connect the audio from
> "zynjacku" to "system"
> 4. MIDI tab: connect "system" to "zynjacku"
> 5. ALSA tab: connect "Virtual Keyboard" to "Midi Through"
> 
> Et voila, I can do my first test playing zynadd sounds with
> vkeybd.
> 
> This is just an example of course. I don't know why
> something simple has to be 
> made so complicated, so don't ask me. Maybe someone else
> can explain more ?
> 
> -- 
> 
> Martin
> 

Ah.  That did it.  

Thanks!
Len


      



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