PV_MagNoise multiply magnitudes by noise


Inherits from: Object : AbstractFunction : UGen : PV_ChainUGen : PV_MagSquared


PV_MagNoise.new(buffer)


Magnitudes are multiplied with noise.

buffer - fft buffer.


See also FFT Overview.


s.boot;


(

SynthDef("help-magNoise", { arg out=0;

var in, chain;

in = SinOsc.ar(SinOsc.kr(SinOsc.kr(0.08, 0, 6, 6.2).squared, 0, 100, 800));

chain = FFT(LocalBuf(2048), in);

chain = PV_MagNoise(chain); 

Out.ar(out, 0.5 * IFFT(chain).dup);

}).play(s,[\out, 0]);

)



c = Buffer.read(s,"sounds/a11wlk01.wav");


(

SynthDef("help-magNoise2", {  arg out=0, soundBufnum=2;

var in, chain;

in = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);

chain = FFT(LocalBuf(2048), in);

chain = PV_MagNoise(chain); 

Out.ar(out, 0.5 * IFFT(chain).dup); 

}).play(s,[\out, 0, \soundBufnum, c]);

)


c.free;