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