Re: [ecasound] change my voice to a child's voice

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Subject: Re: [ecasound] change my voice to a child's voice
From: Robert Jonsson (robert.jonsson_AT_dataductus.se)
Date: Thu Apr 04 2002 - 16:46:39 EEST

Hi,

>
>>Is there a standard filter I could use to convert my own (male 37 year
>>old) voice to a 5 year old boy's with ecasound?
>
>
> One way this is done is to use LPC analysis/resynthesis. The unit
> generator in Csound includes an option for changing the "size" of the
> speaker, it intends to do just what you're asking. LPC is a bit tricky,
> but I got some decent results from it (long ago) with the Csound
> opcodes.
>
> I doubt there's any way to do this easily in ecasound. (?)

I can't recall whether there are any pitch shifter effect in ecasound, I think
there is atleast one LADSPA plugin which can do this.
Results, however, will be rather bad, the formants are not scaled correctly.

Regards,
/Robert 

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