Re: [gentoo-user] Typewriter sound

[Mick <michaelkintzios@gmail.com>]

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On Tuesday 17 August 2010 20:34:05 Albert Hopkins wrote:
> On Tue, 2010-08-17 at 20:43 +0200, meino.cramer@gmx.de wrote:
> > Bill Longman <bill.longman@gmail.com> [10-08-17 20:16]:
> > > On 08/17/2010 10:56 AM, Albert Hopkins wrote:
> > > > On Tue, 2010-08-17 at 19:20 +0200, meino.cramer@gmx.de wrote:
> > > >> Hi,
> > > >> 
> > > >>  on YouTube there was a Blender-2.5 tutorial with audio.
> > > >>  There was an interesting detail: While there were spoken
> > > >>  instructions one can hear one typing on its keyboard.
> > > >>  Each hit on one of the keys made the sound of an old
> > > >>  typewriter (no, it was not the sound of the legendary
> > > >>  "IBM Model M" keyboard ;) ).
> > > >>  
> > > >>  How can I achieve this?
> > > >>  What software can I use to make this geeky feature to
> > > >>  come true.
> > > >>  Unfortunately I have no idea, how to name this kind
> > > >>  of what(?) ...
> > > >>  
> > > >>  Thank you very much for any hint in advance!
> > > >>  Best regards,
> > > >>  mcc
> > > > 
> > > > There probably a number of ways to do this.
> > > > 
> > > > A cheap and easy way would be to use xev to monitor a window and then
> > > > pipe the stderr to a a program that waits for a keypress event and
> > > > then plays an apropriate.
> > > > 
> > > > A less cheap way would be to have our program do what xev does
> > > > instead of using a pipe.
> > > 
> > > Or you could set your X keyclick using xset.
> > 
> > Hi,
> > 
> >  thanks a lot for your replies! :)
> >  Is there any program already, which does this?
> >  A daemon or...<insert missing words here>
> >  
> >  Best regards,
> >  mcc
> 
> Well I found out that when you pass window id to xev it does not trap
> keyboard presses per-sé.  But there is another way...
> 
> Anway the following is a quick hack (in python).  It pretty much works
> except it also seems to trap mouse presses.  I got the .wav file at
> http://www.soundjay.com/typewriter-sounds.html
> 
> I tried using 'xset c' but it basically does nothing for me.  My guess
> is that it does work it basically sends the a BELL to the console.
> 
> 
> --- 8< CUT HERE ---------------------------------------------------
> import sys
> import subprocess
> 
> soundfile = 'typewriter-key-1.wav'
> 
> def main():
>     window_id = sys.argv[1]
>     cmd = ['xev', '-id', window_id]
> 
>     p1 = subprocess.Popen(cmd, stdout=subprocess.PIPE)
>     while True:
>         line = p1.stdout.readline()
>         if line.find('atom 0x14d') > -1:
>             subprocess.Popen(['aplay', soundfile],
> stderr=open('/dev/null',
>                 'w'))
> 
> 
> if __name__ == '__main__':
>     main()

xset b on

  or

xset c on

do not work here either.
-- 
Regards,
Mick

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