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365 lines
5.6 KiB
Python
365 lines
5.6 KiB
Python
Ndef( \compressor).clear;
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Ndef( \compressor).ar(2);
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(
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Ndef( \compressor, {
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var local;
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var attack = \attack.kr(0.01);
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var release = \release.kr(0.1);
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var dry, drywet, in, t, o, r, c, e, lookahead;
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var kneelag;
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var bias;
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t = \threshold.kr(-6);
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dry = SoundIn.ar([0,1]);
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in = dry * \trim.kr(0).dbamp;
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e = in.mean;
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e = HPF.ar( e, \hpf.kr(50) );
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e = EnvDetect.ar(e, attack, release); // smooth abs values
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// how much we are over by
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o = e.ampdb.excess(t);
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// scale the excess value by ratio
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r = \ratio.kr(4);
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c = ( max(o, 0.0) ) * (r.reciprocal - 1);
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kneelag = attack * \knee.kr(0.0);
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c = c.lag( kneelag );
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c = c.dbamp;
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lookahead = \lookahead.kr(0);
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in = DelayC.ar( in, 0.5, lookahead.lag(0.4) ); // lookahead
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in = in * c;
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in = in * \gain.kr(0).dbamp;
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bias = K2A.ar(\bias.kr(0.0));
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in = Select.ar( \saturate.kr(1), [in, (in + bias).softclip - bias] );
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in = LeakDC.ar(in);
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drywet = \dry_wet.kr(1);
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Mix([
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in * drywet,
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DelayC.ar( dry * (1 - drywet), 0.5, lookahead.lag(0.4) )
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])
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} ).play;
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(
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Spec.add(\attack, [0.0000001,0.1, \exp]);
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Spec.add(\release, [0.0000001,0.4, \exp]);
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Spec.add(\threshold, [0,-120]);
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Spec.add(\trim, [0,60]);
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Spec.add(\gain, [-40,40]);
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Spec.add(\ratio, [1,20, \exp]);
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Spec.add(\dry_wet, [0,1]);
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Spec.add(\hpf, [10, 1000]);
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Spec.add(\knee, [0.0, 10]);
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Spec.add(\lookahead, [0.0,1]);
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Spec.add(\saturate, \switch);
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Spec.add(\bias, [0.0, 1.0]);
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);
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Ndef('compressor').set('threshold', -58.604651162791, 'saturate', 0.0, 'lookahead', 0.037037037037037, 'gain', 34.448135843484, 'release', 0.053953680737862, 'bias', 0.0, 'dry_wet', 1.0, 'knee', 1.0077519379845);
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Ndef( \compressor).edit;
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)
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//// Analysis plots --begin
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({
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EnvDetect.ar(SinOsc.ar, 0.01,0.01);
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}.plot(1))
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({
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EnvDetect.ar(SinOsc.ar, 0.01,0.01).ampdb;
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}.plot(1))
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({
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max( EnvDetect.ar(SinOsc.ar, 0.01,0.01).ampdb.excess(-10), 0);
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}.plot(1))
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({
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var r = 2;
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max( EnvDetect.ar(SinOsc.ar, 0.01,0.01).ampdb.excess(-10), 0) * (r.reciprocal - 1);
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}.plot(1))
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({
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var r = 10;
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var db = max( EnvDetect.ar(SinOsc.ar, 0.01,0.01).ampdb.excess(-10), 0) * (r.reciprocal - 1);
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db.dbamp
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}.plot(1))
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///// Analysis plots --end
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Ndef(\analysis).clear;
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Ndef(\analysis).ar(1);
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(
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Ndef(\analysis, {
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var input, in, e, thresh, c, attack, release, kneelag;
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input = SoundIn.ar([0,1]);
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attack = \attack.kr(0.01);
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release = \release.kr(0.1);
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thresh = \threshold.kr(-6);
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in = input * \trim.kr(0).dbamp;
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e = in.mean;
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e = HPF.ar( e, \hpf.kr(50) );
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e = EnvDetect.ar(e, attack, release);
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// how much we are over by
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o = e.ampdb.excess(thresh);
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// scale the excess value by ratio
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r = \ratio.kr(4);
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c = ( max(o, 0.0) ) * (r.reciprocal - 1);
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kneelag = attack * \knee.kr(0.0);
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c = c.lag( kneelag );
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c = c.dbamp;
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});
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Ndef('analysis').set('threshold', -58.6, 'release', 0.05, 'knee', 1.01);
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Ndef(\analysis).edit;
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)
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Ndef( \comp).clear;
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Ndef( \comp).ar(2);
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(
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Ndef( \comp, {
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var dry, in, c, lookahead;
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var bias;
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var gain = \gain.kr(0).dbamp;
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dry = SoundIn.ar([0,1]);
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in = dry;
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c = Ndef(\analysis).ar;
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lookahead = \lookahead.kr(0);
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in = DelayC.ar( in, 0.5, lookahead); // lookahead
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in = in * c;
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in = in * gain;
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bias = K2A.ar(\bias.kr(0.0));
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in = Select.ar( \saturate.kr(1), [in, (in + bias).softclip - bias] );
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in = LeakDC.ar(in);
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Mix([
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in * \wet.kr(1),
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DelayC.ar( dry * gain * \dry.kr(1), 0.5, lookahead )
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])
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} ).play;
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Ndef('comp').set('gain', 33.0, 'lookahead', 0.015503875968992, 'dry', 0.0);
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Ndef( \comp).edit;
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)
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Ndef(\granular_comp).clear
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Ndef(\granular_comp).ar(2)
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(
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Ndef('granular_comp').addSpec(
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\lookahead, [0.0,1],
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\saturate, \switch,
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\lpf, [0.0, 0.2],
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\inAmp, \inAmp,
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\wet, \bipolar,
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\inputAmp, [0,30],
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\lookahead, [0.0,4100],
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\rate, [0,1],
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\tFreq, [1,22050, \exp],
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\overlap, [0.01,512.0, \exp],
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\hpf, \freq,
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\wet, [0.0,1],
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\dry, [0.0,1],
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\gain, [0.0,40],
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)
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)
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(
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(
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Ndef('granular_comp', {|
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inAmp=1, gain=0, lookahead = 0, tFreq=20, overlap=2, rate=1, lpf=0
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var input;
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var readPos, signal, writePos, grained, balance;
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var t, bufFrames;
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var buf, bufdur;
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var sc;
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bufFrames = 2**16;
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buf = {LocalBuf(bufFrames).clear}!2;
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bufdur = BufDur.ir(buf);
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writePos = Phasor.ar(
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0,
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rate,
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0,
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bufFrames
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);
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input = SoundIn.ar([0,1]) * inAmp;
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// writing input to grain buffer
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buf.do { |b i| BufWr.ar( input[i], b, writePos)
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};
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t = Impulse.ar(tFreq);
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readPos = Wrap.ar(
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writePos - 64 - lookahead / bufFrames,
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0,
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1
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);
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sc = Ndef(\analysis).ar;
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grained = GrainBufJ.ar(
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numChannels:1,
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loop: 1,
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trigger:t,
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// dur: overlap / tFreq,
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dur: sc * overlap / tFreq,
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sndbuf: buf,
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rate: rate - lpf,
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pos:readPos,
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interp: 4,
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// grainAmp: sc,
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pan: 0,
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envbufnum:-1
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);
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grained = HPF.ar( grained, \hpf.kr(40) );
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signal = Mix([
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LeakDC.ar( grained ) * \wet.kr(1),
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DelayC.ar(
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input,
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0.5,
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(64 + lookahead / SampleRate.ir )
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) * \dry.kr(0)
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]) * gain.dbamp;
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signal.tanh
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}).play;
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Ndef('granular_comp').edit
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)
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)
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( // using overlap
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Ndef('analysis').set('threshold', -58.6, 'ratio', 4.0, 'release', 0.095152954811494, 'knee', 1.01);
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Ndef('granular_comp').set('lookahead', 2288.3720930233, 'wet', 0.96124031007752, 'rate', 1.0, 'tFreq', 5054.5412673637, 'lpf', 0.024338624338624, 'inAmp', 0.7751938, 'gain', 1.0542635658915, 'overlap', 337.20506220588, 'dry', 0.0);
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)
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( // lofi
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Ndef('granular_comp').set('lookahead', 127.13178294574, 'wet', 0.66666666666667, 'rate', 0.2, 'tFreq', 4328.5464121672, 0.7751938, 'overlap', 157.82885262499, 'gain', 1.3643410852713, 'dry', 0.0);
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Ndef('analysis').set('threshold', -58.6, 'ratio', 1.7870536713698, 'release', 0.068293378346003, 'attack', 0.0055486335881451, 'knee', 1.01);
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)
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