Amplitude amplitude follower

Amplitude.kr(input, attackTime, releaseTime, mul, add)

Tracks the peak amplitude of a signal.

input - input signal.

attackTime - 60dB convergence time for following attacks.

releaseTime - 60dB convergence time for following decays.

(

// use input amplitude to control Pulse amplitude - use headphones to prevent feedback.

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

Out.ar(out,

Pulse.ar(90, 0.3, Amplitude.kr(AudioIn.ar(1)))

)

}).play;

)

(

// use input amplitude to control SinOsc frequency - use headphones to prevent feedback.

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

Out.ar(out,

SinOsc.ar(

Amplitude.kr(

AudioIn.ar(1),

0.01,

0.01,

1200,

400)

, 0, 0.3)

)

}).play;

)