Re: [Jack-Devel] dumping MIDI events to a logfile

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DateMon, 11 Jan 2016 15:37:20 +0100
From Benjamin Henrion <[hidden] at gmail dot com>
ToJACK <[hidden] at lists dot jackaudio dot org>
In-Reply-ToPaul Davis Re: [Jack-Devel] dumping MIDI events to a logfile
Follow-UpPaul Davis Re: [Jack-Devel] dumping MIDI events to a logfile
On Mon, Jan 11, 2016 at 3:32 PM, Paul Davis <[hidden]> wrote:
> Please run this command and show its output:
>
>     cd /tmp && wget http://jackaudio.org/downloads/adevices.sh && bash
> ./adevices.sh
>
> My guess is that you are attempting to start JACK with the wrong device.

https://pastee.org/9mkpy

qjackctl says hw:UMONE equals to hw:1.

Then when I launch jackd as a user with an alsa backend, it complains
about loading an alsa pcm driver:

================================================
zoobab@chuchu /home/zoobab [85]$ jackd -R -d alsa -d hw:1
jackd 0.124.1
Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben
Hohn and others.
jackd comes with ABSOLUTELY NO WARRANTY
This is free software, and you are welcome to redistribute it
under certain conditions; see the file COPYING for details

JACK compiled with System V SHM support.
loading driver ..
creating alsa driver ... hw:1|hw:1|1024|2|48000|0|0|nomon|swmeter|-|32bit
ALSA: Cannot open PCM device alsa_pcm for playback. Falling back to
capture-only mode
cannot load driver module alsa
zoobab@chuchu /home/zoobab [86]$
================================================

Do i need to load alsa backend in order to be able to use jack_midi_dump?

Best,

--
Benjamin Henrion <bhenrion at ffii.org>
FFII Brussels - +32-484-566109 - +32-2-3500762
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