[LAD] FFADO midi ports

thijs van severen thijsvanseveren at gmail.com
Fri Dec 9 06:57:50 UTC 2011


Thanks guys!

I actually tried j2a but now i realise that i forgot the -e option to
expose the hw ports. Doh!

I'll give it another try tonight.
Thanks!

Grtz
Thijs

On 9 Dec 2011 00:12, "Harry van Haaren" <harryhaaren at gmail.com> wrote:

Hello Thijs,

I think you might be under the impression that FFADO MIDI and ALSA MIDI are
roughly the same, they're not...
FFADO is a backend that you can run JACK on top of. If you run JACK with
the FFADO as the "driver", then JACK will be able to send MIDI commands to
your Saffire. ALSA MIDI is a totally different "MIDI".
The upside: There's a program "a2jmidi" which will put all your ALSA MIDI
ports into the JACK MIDI graph, then you can connect any ALSA MIDI out to
JACK MIDI in, and vice versa.
"a2jmidid" is the name of the package on debian based systems.

Running is usually most benificial like so:
a2jmidid -e &
so that it keeps scanning the ALSA MIDI graph for changes, and will update
the JACK MIDI ports available.

Good luck! -Harry



On Thu, Dec 8, 2011 at 9:57 PM, thijs van severen <thijsvanseveren at gmail.com>
wrote:

> >
> > Hi all
> >
> > i'm trying to use 'amidi' to send a simple midi message to the midi out
> port of my fi...
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