[LAD] [LAU] [ANN] a2jmidid version 2 released

Nedko Arnaudov nedko at arnaudov.name
Sat Oct 27 19:23:23 UTC 2007

Ken Restivo <ken at restivo.org> writes:

> On Sat, Oct 27,
> 2007 at 04:40:59PM +0300, Nedko Arnaudov wrote:
>> a2jmidid is daemon for exposing legacy ALSA sequencer applications
>> in JACK MIDI system. It is based on jack-alsamidi-0.5 (jackd alsa
>> seq midi backend) by Dmitry Baikov. The main purpose is to ease
>> usage of legacy, not JACK-ified apps, in JACK MIDI enabled systems.


> Now, just to make sure I understand: this is for people who are using
> released versions of jackd that *do* suppport JACK MIDI (i.e 0.103.0),
> but aren't using the lastest jackd from SVN which has suport for the
> -X option to do this functionality within jackd, correct?

It will help them, but not with hardware ALSA seq MIDI ports, because
currently a2jmidid ignores them. This can be fixed easily in code until
a2jmidid gets more configurable.

> Once there's a new jackd release, with the -X option, will this too be
> needed anymore?

It will still be needed for users that want using raw ALSA MIDI backend
(and skipping additional ALSA sequencer layer). This is setup I have
here, I use -X raw but I still need connecting legacy ALSA MIDI apps to

Althrough not intentional, it may help for JACK drivers that don't
support JACK MIDI nativily yet. IIRC JACK MIDI ffado driver support is
not ready yet.

Nedko Arnaudov <GnuPG KeyID: DE1716B0>
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