[LAU] half a tone upper than the reality [qsynth/jack]

James Stone jamesmstone at gmail.com
Fri Apr 11 11:36:33 EDT 2008


Maybe it has something to do with the sample rate jack is running at
44100 or 48000?

James

On Fri, Apr 11, 2008 at 4:25 PM, Aurelien <orl at ammd.net> wrote:
> Hello,
>
>  I'm experiencing some tonality problems with qsynth and jack.
>  I use them on a Debian SID, with non-realtime kernel.
>  I use both rosegarden and nted, and both package give me the same
>  results.
>
>  The problem is very simple : all the "melodic" instrument are played
>  half a tone upper than they should (a A sound like a A#).
>  I thought the problem was coming from my non-realtime kernel, but a
>  friend of mine has the same problem on an Ubuntu Studio distribution
>  with a realtime kernel and realtime enabled in jack.
>  The problem doesn't come from the soundfonts we use (there are many,
>  Crisi General 1.8, Super Evandro Drummer, and others...), as another
>  friend of mine, running also with Ubuntu Studio and the same settings
>  than the previous one (buffers sizes, etc.) doesn't have the problem.
>
>  I don't know what from it could come.
>
>  Any idea?
>
>  Thanks a lot.
>
>  --
>  ==============================
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