[PD] another user experience with raspberry pi
antoine.villeret at gmail.com
Fri Sep 14 19:29:45 CEST 2012
did you start pd with alsa ?
we choose alsa with the gui then save the settings yesterday
sorry, we forgot to mention that
if it still doesn't work you can check this :
http://elinux.org/R-Pi_Troubleshooting#Sound to make sure sound is working
do it yourself
Google lit ce mail...
si vous refusez cela, utilisez l'adresse antoine.villeret [at] free.fr pour
2012/9/14 m.e.grimm <megrimm at gmail.com>
> not sure the deal but what i did was:
> after installing from apt-get install puredata
> $ sudo apt-get autoremove puredata
> then i followed your instructions to the T
> using the "configure" from 0.43.2
> make and make install all seem to work good
> but then i just do
> pi at raspberrypi ~ $ sudo pd -nogui -rt -listdev
> no audio input devices found
> no audio output devices found
> API number 2
> no midi input devices found
> no midi output devices found
> priority 96 scheduling enabled.
> priority 98 scheduling enabled.
> no audio input/output
> also thanks for the tut. any clue as to what can be wrong with the input?
> On Thu, Sep 13, 2012 at 6:08 PM, Cyrille Henry <ch at chnry.net> wrote:
> > hello,
> > Antoine and I did few test on a raspberry pi.
> > to summarise, we did :
> > - use standard raspbian installation
> > - modify /etc/security/limits.conf as sugested by miller (adding : "* -
> > rtprio 99" and "* - memlock 1000000000")
> > - sudo apt-get update, upgrade and install git tk8.5-dev libasound2-dev
> > git clone git://
> > copy the configure file from pd 0.43
> > cd src , ./configure, make and sudo make install
> > adding -rt in pd startup flag
> > using the integrated HDMI audio out gives 20ms audio buffer minimum to
> > click, when cpu is unused.
> > with nusmuk-audio analog synth emulation (that use 35% cpu when the
> > oscilloscope is removed), 25 ms buffer give no click, few can appear when
> > moving windows.
> > with an old usb soundcard (edirol ua-1A), 10ms audio buffer is enough to
> > avoid click even when moving windows. (still using the same example
> > (44100 or 48000KHz, block size of 64)
> > in both case, audio input must be disable, we did not manage to use it
> > properly.
> > details instruction (in french) can be seen on Antoine blog :
> > http://antoine.villeret.free.fr/?p=359
> > cheers
> > Cyrille
> > _______________________________________________
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> m.e.grimm | m.f.a | ed.m.
> megrimm at gmail.com
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