[PD] windows latency down to 15 milliseconds

[Hans-Christoph Steiner]

Josh Steiner suggested adding asio4all to the install process on  
windows.  I think it sounds like a good idea.  Any info to help with  
this process would be most appreciated.  The main issue is making  
sure that asio4all doesn't mess up any machines.

.hc

On Dec 13, 2007, at 9:52 AM, Justin Robert wrote:

> I was using my old laptop running xubuntu for a while because the  
> latency
> time of running pd on windows. My newer Gateway laptop has poor  
> performance
> with the sound card in Linux, so I have to run windows on it.  
> Before, the
> lowest I could get it the latency without pops was 60 milliseconds.  
> This was
> very frustrating, because allot of what I am doing is real-time guitar
> processing and 60 milliseconds is way too slow to use. But I found  
> a way to
> get it much much lower. First by using the asio4all driver
> http://www.asio4all.com/ with built in sound. This makes a huge  
> difference.
> I have tried other asio drivers, but this one performs incredibly  
> with pd. I
> cannot say how it will perform on external cards, but on my built in
> Sigmatel, it works great. Second, by setting windows xp to run pd at
> real-time priority. You do this by right clicking the pd process in  
> windows
> taskmaster and setting it to real time. Doing this I can get the  
> latency as
> low as I had it on Linux, and possibly lower. I haven't tried lower  
> than 15,
> so I'm not sure ;) But I've played for over an hour on windows with no
> glitches or pops, well other than the ones I was making on purpose.
>
> Justin Robert
> www.justinrobert.com
>
>
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