[CLAM] synthesizing SMS models in Pd
Xavier Amatriain
xavier at amatriain.net
Fri Dec 14 03:58:04 PST 2007
Rich, I think you are writing to the wrong list :-) We can probably help
you with the SMS stuff if you
formulate it in general terms but not so much with pd internals ;-)
Rich E wrote:
> Hi list,
>
> I've been working on getting a real-time spectral-model synthesizer
> going, so far it handles 1TRC SDIF files quite well! Now I am onto
> synthesizing the noise residual, but want to ask a couple questions
> first:
>
> - Is there any other processing that needs to be done to the 1STF
> data, or is it ready to hand to [ifft~] as is? I assume that I need
> to apply a window first, but maybe this is already done. Also, would
> pd's [rifft~] suffice (It adds the second half of the fft by symmetry)?
>
> - With the partial data, I interpolate the frequencies for every
> sample because I am handed a frame for roughly every 10ms. However, a
> 1STF frame should cover 512 samples, which is roughly the same time.
> Should I just set pd's blocksize to the fft size and send it a new
> 1STF frame every time I synthesize a new 1TRC frame, or will I need to
> interpolate the 1STF data to get smooth transitions still?
>
> If you can help clarify these issues for me, it is much appreciated.
> Sorry if it is listed somewhere in Serra's publications, or in the
> code. I looked, couldn't find what I needed to know.
>
> RIch
> ------------------------------------------------------------------------
>
> _______________________________________________
> CLAM mailing list
> CLAM at iua.upf.es
> http://www.iua.upf.es/mtg/clam
More information about the clam-users
mailing list