[linux-audio-user] Can't get rosegarden4 to record from ALSA virmidi

Larry Troxler lt at westnet.com
Wed Jun 11 20:47:00 EDT 2003


On Wednesday 11 June 2003 10:24, Mark Knecht wrote:
> > In case anyone's interested, Rosegarden is a sequencer app that
> > uses the ALSA
> > MIDI sequencer API.  What I'm trying to do is load a the virmidi
> > device, and
> > then aconnect 72:0 73:0 for example. Then I set up the record device in
> > Rosegarden to record from 73:0, and set up a play track that
> > plays on 72:0.
> > Thus when I record, I would expect that events get recorded onto
> > the record
> > track, but it doesn't happen. I also can't record events to that
> > track if I
> > play them from PD, using the OSS compatilibilty interface,
> > through a device
> > that is symlinked to 72:0.
>
> Larry,
>    I'll ask the only question I know to ask from when I was playing with
> Rosegarden. As I remember the app, on the configuration page you have to
> choose which MIDI interface you're going to record from. It would play to
> all 4 of my MIDI ports, but it would only record from the one that was
> chosen on this configuration tab.
>

Yes, that's ok, and in fact I hacked the sources to hardwire every place I 
could see that the record device and port number was referenced.

Maybe I should see if it's easy enough to build Muse and see if that works 
(which reportedly it does). But then, Muse I think uses raw MIDI ports and 
not the sequencer API, so if it does work, I'm not sure how much I learn.

Larry




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