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Freq within csound?

Date1998-07-29 10:00
FromPedro Batista
SubjectFreq within csound?
Hello everyone :)

I've been considering a way to have access to frequency information in 
realtime in csound. Id like to read a window of samples from a file, for 
instance, a chunk of ksmps with tablera/tablewa, and then extracting freq 
info from the written table.
What I wanted is to reduce the info that describes that window of samples, 
maybe identifying a fixed number of freq's that I could use to additively 
resynth the original signal.
I guess this is a hard task. If there was a simple way, we'd have a ugen 
doing it. But the PVANAL/pvoc pair do just that, so maybe it is feasible 
within csound (at least with restrictions)
If this can be done, will someone please provide some directions for study, 
since its the 1st time I deal with it...
Thanks in advance