[PD] change in compression detection
theron.trowbridge at gmail.com
Tue Jan 11 19:54:50 CET 2011
If you normalize the output of the filter you describe to the same peak
amplitude as the original, it's RMS value will certainly increase. Having
the peaks at a common reference point is critical.
On Tue, Jan 11, 2011 at 10:33 AM, Mathieu Bouchard <matju at artengine.ca>wrote:
> On Mon, 10 Jan 2011, Roman Haefeli wrote:
> Assuming that the more compression is applied, the more the RMS amplitude
>>  approaches the Peak amplitude  of an audio signal,
> Why do you assume that ? Let's say I take a signal and divide it by its
> recent peak volume. The output of [osc~] will stay unchanged. A signal made
> of plenty of sharp spikes will have a much lower RMS/peak ratio and still be
> Are you confusing this with waveshaping such as [expr tanh($v1)] ? It may
> be a special case of compression, but is not what is usually meant by that.
> | Mathieu Bouchard ---- tél: +1.514.383.3801 ---- Villeray, Montréal, QC
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