rsc3/doc/help/ugen/fft/ifft.help.scrbl

#lang scribble/manual
@(require (for-label racket))

@title{(Ifft buffer wintype)}

(ifft* b) => (ifft b 0) 

inverse Fast Fourier Transform.  The inverse fast fourier transform
converts from frequency content to a signal.


@racketblock[
(with-sc3
 (lambda (fd)
   (async fd (b-alloc 0 2048 1))))
]


@racketblock[
(let* ((s (mul (white-noise ar) 0.05))
       (c (fft 0 s 0.5 0 1)))
  (audition (out 0 (Ifft c 0))))
]