20 lines
423 B
Text
20 lines
423 B
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{(pv-mag-noise buffer)}
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Magnitudes are multiplied with noise.
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buffer - fft buffer.
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(with-sc3
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(lambda (fd)
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(async fd (b-alloc 10 2048 1))
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(async fd (b-alloc-read 12 "/home/rohan/audio/metal.wav" 0 0))))
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(let* ((a (play-buf 1 12 (buf-rate-scale kr 12) 0 0 1))
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(f (fft* 10 a))
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(h (pv-mag-noise f)))
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(audition (out 0 (mul (ifft* h) 0.5))))
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