[PD] Multiprocessing

chris clepper cgclepper at gmail.com
Tue Aug 30 17:56:21 CEST 2011


On OSX you should make the shm settings much larger.  OSX still has the
original values (~4MB) from the original mid-80s NextStep.

On Tue, Aug 30, 2011 at 5:25 AM, cyrille henry <ch at chnry.net> wrote:

> hello,
>
> you can use multiple pd instance, or use pd~ objects.
> This 2 solution aimed to have 2 (or more) pd running.
> the 2nd solution is great since all pd instance are synchronized at audio
> rate.
> The 1st is better if some instances can slow down, so that it did not slow
> the others.
>
> The main bottleneck is the communication between this process.
> for audio communication, prefer pd~ solution.
> for huge data communication, i don't find both approach very good.
> for image communication, i successfully use pix_share_read and
> pix_share_write object (for both solution).
>
> cheers
> Cyrille
>
> Le 30/08/2011 11:11, Jean-Marie Adrien a écrit :
>
>  Hello list
>> Im pushing a Mac quite a lot with image analysis + audio and id like to
>> know if there is a simple way to use efficiently the multiprocessors.
>> Ive read through a recent paper by Miller concerning multiprocessing, but
>> is there somewhere a manual :) ? Something practical for a basic user ?
>> Would running two instances of PD (one processing image and the other
>> sound, with some internal bus link) be a good trick ?
>> Anyone gone along this way ?
>> Thanks
>> JM
>>
>>
>>
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