[linux-audio-dev] +momentary, consolidated (ladspa.h.diff)

Steve Harris S.W.Harris at ecs.soton.ac.uk
Tue Mar 9 11:14:03 UTC 2004


On Tue, Mar 09, 2004 at 11:50:03 +0100, Alfons Adriaensen wrote:
> Another aspect of this is that the period size set by the audio interface
> or JACK need not necessarily correspond to a soft synth's internal control
> rate. CSound is one example of this. The new AMS I'm currently thinking
> about will be another. In this case the designer has the choice of either
> 
> - calling plugins at the real control rate, and allow the use of LADSPA
>   control ports to carry LF signals (LF0, ENV, ...)
> - or call the plugins at a much lower rate, map LADPSA control ports
>   to widgets only, and not allow them to be routed.
> 
> The LADSPA spec does not clearly define which of the two is intended.

Thats true, I always got the impression it was ntended to be the first.
The envelope trackers from CMT are a good exmaple, audio in, control out.

- Steve 



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