[PD] 2 Gem questions
tim at timesup.org
Tue Apr 26 14:58:27 CEST 2005
we have an installation using two PD/Gem instances running in parallel
on one machine. each one has a gemwin and one does sound at the
same time. they communicate over OSC.
it works fine: old doco on:
new must come sooooooooonnnn
On Apr 25, 2005, at 6:50 PM, derek holzer wrote:
> In regards to part 2, have you tried either using the -rt flag for PD
> (may require sudo or root, depending on your config) or using JACK?
> The first solution (realtime) often fixes many click problems.
> Otherwise, you might also make sure your video card is properly set
> up. Type "glxinfo" and look for the line:
> direct rendering: Yes
> to see if OpenGL is properly set up for your graphics card. If it
> isn't then all your 3D is being rendered by the CPU, which takes a lot
> more cycles then if it is rendered on the card.
> With this in mind, it might actually be easier on your system to
> render your OpenGL graphics at the same time as doing your sound,
> assuming your sound and video is properly configured, as video
> playback (espc decoding) requires much more CPU than OpenGL.
> Oded Ben-Tal wrote:
>> 1) is there a way to generate a file (in whatever video format) from
>> gem graphics?
>> 2) I get clicks when playing sound while also doing graphics.
>> Playback (using sfplay~) is fine if I'm not rendering graphics. I'm
>> running RH9 (planetCCRMA) with an m-audio soundcard. I'm not using
>> Jack just alsa. The first question is in part a way to bypass problem
>> 2 i.e. can I generate the graphics into a file and than mix it with
>> the sound separately.
> derek holzer ::: http://www.umatic.nl
> ---Oblique Strategy # 7:
> "Accept advice"
> PD-list at iem.at mailing list
> UNSUBSCRIBE and account-management ->
----- Tim Boykett TIME'S UP::Research Department
\ / Industriezeile 33b A-4020 Linz Austria
X +43-732-787804(ph) +43-732-7878043(fx)
/ \ tim at timesup.org http://www.timesup.org
More information about the Pd-list