PV_MagSquared square magnitudes

PV_MagSquared(buffer)

Squares the magnitudes and renormalizes to previous peak. This makes weak bins weaker.

buffer - fft buffer.

See also FFT Overview.

s.boot;

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

(

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

var in, chain;

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

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

chain = PV_MagSquared(chain);

Out.ar(out, 0.003 * IFFT(chain).dup);

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

)

c.free;