[PD] Implementing compressor as a patch?

Dario Sanfilippo sanfilippo.dario at gmail.com
Mon Apr 8 11:02:40 CEST 2019

On Mon, 8 Apr 2019 at 04:48, Alexandre Torres Porres <porres at gmail.com>

> I'm using rms average to detect the gain level and rampsmooth~ to perform
> attack/release. I wouldn't know how to do it in Vanilla...

You can square the input, average it with a 1pole lowpass, and take the
sqrt. The period of the filter is your analysis window. I was convinced I
had seen this technique on Miller's book but I can't find it anymore.


> [image: Screen Shot 2019-04-07 at 23.42.22.png]
> Seems rough and rudimentary. It's more of an intuitive approach, as I
> don't know much about compressor design.
> I'm hoping to get feedback from you people on how to implement a
> compressor in Pd as a patch and how and why this approach is "ok" and can
> be improved, or if it's all terribly wrong.
> Are there any other attempts to implement compession in Pd out there?
> Thanks
> Cheers
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