HelpSource/Classes/PV_MagNoise.schelp

   1 class:: PV_MagNoise
   2 summary:: Multiply magnitudes by noise.
   3 related:: Classes/FFT, Classes/IFFT
   4 categories:: UGens>FFT
   5
   6 Description::
   7
   8 Magnitudes are multiplied with noise.
   9
  10
  11 classmethods::
  12
  13 method::new
  14
  15 argument::buffer
  16
  17 FFT buffer.
  18
  19
  20 Examples::
  21
  22 code::
  23
  24 s.boot;
  25
  26 b = Buffer.read(s, Help.dir +/+ "sounds/a11wlk01.wav");
  27
  28 (
  29 SynthDef("help-magNoise", { arg out=0;
  30         var in, chain;
  31         in = SinOsc.ar(SinOsc.kr(SinOsc.kr(0.08, 0, 6, 6.2).squared, 0, 100, 800));
  32         chain = FFT(LocalBuf(2048), in);
  33         chain = PV_MagNoise(chain);
  34         Out.ar(out, 0.1 * IFFT(chain).dup);
  35 }).play(s);
  36 )
  37
  38 (
  39 SynthDef("help-magNoise2", {  arg out=0, soundBufnum=2;
  40         var in, chain;
  41         in = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);
  42         chain = FFT(LocalBuf(2048), in);
  43         chain = PV_MagNoise(chain);
  44         Out.ar(out, 0.2 * IFFT(chain).dup);
  45 }).play(s,[\soundBufnum, b]);
  46 )
  47
  48 b.free;
  49
  50 ::
  51