Re: Re: [Protux-devel] No more FFTW

[Reinhard Amersberger]

Just a question:
Is this kind of algorithm also helpful to offer the work_cursor's 'snap to 
zero' functionallity?

Reinhard



> I Know, I am still improving it, but the main part is that now I can apply 
> better  some HPS algorithm to find the pitch of what is being 
> played/recorded. It is the first step for SharpSing filter.
> 
> 
> On Monday 02 September 2002 04:33, Reinhard Amersberger wrote:
> > > Guess what ? I found a public-domain FFT implementation in C, I made some
> > > hacks and now it seems to be faster that FFTW calls (when optimized for a
> > > spectrum analisys in MustuxFFT class).
> >
> > Sometimes TOO FAST? ;-)
> > Because there is graphical activity before a clip is touched by the
> > float_cursor ..... (just kidding! :-)
> >
> > But actually (1. aug 2002) the float_cursor is pretty in sync with the
> > peaks!
> >
> > Just for info:
> > Mute a Track has no effect on the spectrogram output.
> > Only muting clips is working.
> > I mean ... the spectrogram use the audio data of a Track (the Clips) even
> > if this Track is muted.
> >
> > greetings
> > Reinhard
> >
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> >
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