[LAU] Problem getting started with Midi editing - no sound!

Bob van der Poel bob at mellowood.ca
Mon Sep 14 21:28:33 UTC 2015

Before you get all involved with jackd, etc. make sure you have cabling,
etc. hooked properly. I'd start with something very simple like aplaymidi
and arecordmidi. If they don't work, then you have a cabling (or dead
piano) problem.

Next, you can figure out jack (and give me a tutorial!).

On Mon, Sep 14, 2015 at 12:42 PM, David Sumbler <david at aeolia.co.uk> wrote:

> I have hesitated for weeks to post here with such a basic and possibly
> stupid problem, but I am at my wits end with this.
> I run Ubuntu 12.04 on a desktop computer and also on a small notebook.
> Sound is fine on both of them, and I can play midi files through
> tiMidity with no problem.
> I want to use a midi-capable electric piano as an input device, and I
> reckoned the first thing to do was to get some suitable software and
> make sure I could play a midi file from a midi editor.
> I have QjackCtl, Qtractor (I also have Muse) and Qsynth installed.  I
> have spent weeks, on and off, trying to solve the basic problem of
> getting some sound from Qtractor (or Muse), but although both the editor
> and QjackCtl show that an imported midi file is actually being played, I
> get no sound whatsoever.  This is true for both computers, even though
> their hardware is pretty different.  As I said earlier, the sound on
> both computers is fine in other contexts, so it is almost certainly some
> fundamental error on my part, but I have no idea what is wrong.  I have
> tried all sorts of different sets of connections in QjackCtl, but never
> heard a note yet!
> Having read various posts in the forum archive, I tried running
> jack-metro.  QjackCtl shows that the metronome is running, but
> connecting the metronome to the system outputs produces no sound, so the
> problem seems to be at this level.
> If anyone feels they have the patience to try to point me in the right
> direction, I shall be very grateful indeed.
> David
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> Linux-audio-user mailing list
> Linux-audio-user at lists.linuxaudio.org
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**** Listen to my FREE CD at http://www.mellowood.ca/music/cedars ****
Bob van der Poel ** Wynndel, British Columbia, CANADA **
EMAIL: bob at mellowood.ca
WWW:   http://www.mellowood.ca
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