[PD] sound with glitches

Kyle Klipowicz kyleklip at gmail.com
Wed Apr 25 17:33:25 CEST 2007


I can vouch for what Derek is saying. Best to run Pd audio through
Jack using JackPilot. This will smooth out your audio problems on OS
X.

~Kyle

On 4/25/07, altern <altern2 at gmail.com> wrote:
> actually he is using OSX 10.4.9 , i made a typo in first mail.
>
> what you say is exactly what i thought, but we restarted the machine few
> times and it was always the same. he was not running anything else but
> pd. i also thought maybe it could be some driver problem, he has an
> external Edirol sound card he uses at home, here he was testing it with
> the built in sound card. maybe both drivers are present and PD goes funny?
>
>
> Derek Holzer(e)k dio:
> > The GUI implementation under OS X isn't as streamlined as other
> > platforms. So quickly refreshing GUI elements (like VU meters, etc)
> > could be one source. For example, running another GUI-heavy app with PD
> > can also cause this trouble.
> >
> > I tend to use JackOSX, which gives me far less trouble than direct
> > Portaudio. Portaudio could be one of those things (like ALSA on Linux)
> > which needs some cleaning up.
> >
> > d.
> >
> > altern wrote:
> >> hi
> >>
> >> sorry if this has been asked before. I am in the middle of a workshop
> >> and one student is having problems with the sound in PD, this is both
> >> with the latest extended version and the latest miller build
> >>
> >> he is running a
> >> ppc g4 167gz on OSX 10.9
> >>
> >> he is just playing a sine wave but the sound is dirty and periodically
> >> distorts (ones per sec or so). We tried not to load any externals,
> >> also increased the sound buffer, restart the machine, restart pd few
> >> times ... but keeps making the funny noise
> >
>
>
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