Fork Code: loopr

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code content

q = ();

q.maxRecLength = 10; //in seconds
q.numChans = 2;

q.maxRecLengthSamples = q.maxRecLength * s.sampleRate;
q.recLengthSamples = 0;

q.recBuf = Buffer.alloc(s, q.maxRecLengthSamples, 2);
q.playbackBuf = nil!10;
q.player = nil!10;

/*
q.recBuf.updateInfo; // */

(
SynthDef(\looprRecorder, {|inBus = 0, recBuf = 0, gate = 1|
	var inSignal;
	var trigGate = 1-gate; // TODO: make automatic stop (when maxRecLength is reached) trigger as well

	// the signal to be recorded
	inSignal = In.ar(inBus, q.numChans);

	// send time used for recording back to language
	SendTrig.kr(
		trigGate,
		0,
		Line.kr(0, q.maxRecLengthSamples, q.maxRecLengthSamples)
	);

	// release synth when recGate closes
	FreeSelf.kr(trigGate);

	RecordBuf.ar(inSignal, recBuf, 0, recLevel: 1, preLevel: 0, doneAction: 2);
}).add;



SynthDef(\looprPlayer, {|buf = 0, loop = 1, out = 0|

	Out.ar(out, PlayBuf.ar(q.numChans, buf, loop:loop));
}).add;

)

(
q.startRec = {|q, idx = 0, from|
	q.recTo = idx;
	q.recorder = Synth(\recorder, [\inBus, Ndef(\sound).bus.index, \recBuf, q.recBuf], 0, \addToTail);

	OSCFunc({ arg msg, time;
		q.recLength = msg[3];
		q.recLengthSamples = (q.recLength * s.sampleRate).trunc;
		q.playbackBuf[q.recTo] = Buffer.alloc(s, q.recLengthSamples, q.numChans, {|buf|
			q.recBuf.copyMsg(buf, 0, 0, q.recLengthSamples);
		})

	},'/tr', s.addr, nil, [q.recorder.nodeID, 0]).oneShot;

};


q.stopRec = {|q, idx|
	idx.notNil.if{
		q.recTo = idx;
	};
	q.recorder.set(\gate, 0);
};

q.playBack = {|q, idx = 0|
	q.player[idx] = Synth(\playback, [\buf, q.playbackBuf[idx]])
};

q.stopBack = {|q, idx = 0|
	q.player[idx].free;
};


)


q.startRec(1)
q.stopRec(1)


q.playBack(1)
q.stopBack(1)

q.playBack(0)
q.stopBack(0)

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