Fork Code: Straighten Up!

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// Sing whatever pitch you like into the microphone, but have the output conform to the key you press on your connected MIDI keyboard, like a very low-rent Autotune.
// by nonprivate April 2009
// best used with headphones
// execute one by one...

s = Server.local.boot;
b = 200;		// no. of control bus to use for pitch control
(
	SynthDef("straightenUp",
		{ |baseFreq = 100|
	
		var in, freq, hasFreq, out;
		in = Mix.new(SoundIn.ar([0,1]));
		# freq, hasFreq = Pitch.kr(in, ampThreshold: 0.02, median: 7);
		out = PitchShift.ar(in, 0.08, (baseFreq / freq), 0.0, 0.0);
		Out.ar(0,[out, out])
		}
	).send(s);
)

s.sendMsg("/s_new", "straightenUp", n = s.nextNodeID, 1, 0);

s.sendMsg("/n_map", n, "baseFreq", b);

(
	c = NoteOnResponder(
		{ |src,chan,note,vel|
		
		s.sendMsg("/c_set", b, note.midicps);
		
		},
		nil, // any source
		nil, // any channel
		nil, // any note
		nil // any vel
	);
	
)

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