Subject: Re: [linux-audio-dev] EVO-Linux Physical Modeling HD Sampler
From: Maarten de Boer (maarten.deboer_AT_iua.upf.es)
Date: Mon Jul 17 2000 - 19:06:40 EEST
Hi,
Two small comments:
> One feature I also wanted to mention was something Im calling
> auto-mapping which is basically a collection of DSP proccesses and macro
> filing tables that make recording huge amounts of samples more of a
> reality than a chore.
> 1.PITCH DETECTOR
> [Detects the pitch of a recorded sample and files it in a temporary
> keymap at the appropriate single zone automatically]
Note that the sample might be 50 cents off. Should the filer first
adjust the pitch?
> 2.VELOCITY DETECTOR
> [Detects the amplitude of each sample and stores it in a temporary keymap
> at the appropriate velocity range automatically]
I think the problem here is that you need to detect perceptual amplitude.
Does anybody know good algoritms for that?
Maarten
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