[linux-audio-user] Re: ANN: bristol 0.9.5-60

From: Sylvain Robitaille <lau@email-addr-hidden>
Date: Wed Sep 20 2006 - 07:24:02 EEST

On Tue, 19 Sep 2006, Steven Walker wrote:

> This looks interesting. It built OK, but when I run it, the GUI image
> never appears - just an empty window.

I had the same problem to start with, until I figured out that it was
halting due to an inability to open the sound device that it was trying
to open:

> ...
> spawning audio thread
> bristolAudioOpen(plughw:0,0, 44100, 256, 1200008)
> audioOpen(b7f9a200, 0, 1024): plughw:0,0
> opening device plughw:0,0, flags 0000000d
> open playback on plughw:0,0, pre 8
> Could not configure playback period size
> period size is -1208655184
> Problem opening audio device plughw:0,0, exiting audio thread
> ...

On my system, audio "device" 0 is a virtual MIDI device (for some reason
which escapes me at the moment). I have audio output devices (soundcards,
the first built-in, and the second an add-on card) at "1,0" and "2,0".
For some reason I'm not able to get Bristol to use the add-on card at
2,0, though other audio applications (some through JACK, others not)
are able to.

Bristol is working for me if I add "-audiodev plughw:1,0", though its
output isn't very loud (compared to other audio applications), which I
worry about because I would ideally like to use it in lieu of hardware
synthesizers, and I'm as yet unable to get any MIDI control of it. :-(

I hope I've helped ... Can anyone help me control Bristol via MIDI?

-- 
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Sylvain Robitaille                              syl@email-addr-hidden
Major in Electroacoustic Studies                  Concordia University
Faculty of Fine Arts / Music Department       Montreal, Quebec, Canada
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Received on Wed Sep 20 08:15:02 2006

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