[PD] latency for RME Hdsp on Windows

Thomas Grill gr at grrrr.org
Sat Apr 30 12:40:14 CEST 2005

>> i'm trying to deal with latency in my winzoz system with hdsp rme
>> multiface. my latency settings are 128 or 256 samples block..and it
>> works very well  in Bidule and other software.
>> in the pd asio panel i can't set the latency lower than 18 ms....if i
>> go  16 ms i get bad crackles.
>> does it mean that my total output latency is 256 sample (around 5 ms
>> at  44100) plus those 18 ms?
>> is anyone with a similar setup able to go lower?
> i got reports, that the native asio in devel allows you to run the hdsp
> with pretty low latencies .... there is a rather old build:
> http://www.geocities.com/themokabar/software.html

Indeed the native ASIO interface provides the best latency, but also 
Portaudio ASIO is working quite well with the devel version.
They are both not 100% clean though, especially when switching hardware 
buffer sizes with PD open (but DSP off).

best greetings,

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