PV_MagClip clip bins to a threshold


PV_MagClip(buffer,  threshold)


Clips bin magnitudes to a maximum threshold.

buffer - fft buffer.

threshold - magnitude threshold.


See also FFT Overview.


s.boot;

(

b = Buffer.alloc(s,2048,1);

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

)


(

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

var in, chain;

in = Mix.arFill(3, { LFSaw.ar(exprand(100, 500), 0, 0.1); });

chain = FFT(bufnum, in);

chain = PV_MagClip(chain, MouseX.kr(0, 15)); 

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

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

)


(

SynthDef("help-magClip2", { arg out=0, bufnum=0, soundBufnum=2;

var in, chain;

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

chain = FFT(bufnum, in);

chain = PV_MagClip(chain, MouseX.kr(0, 50)); 

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

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

)


b.free; c.free;

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