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433 lines
10 KiB
Python
433 lines
10 KiB
Python
FluidViewer {
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createCatColors {
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^FluidViewer.createCatColors;
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}
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*createCatColors {
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// colors from: https://github.com/d3/d3-scale-chromatic/blob/main/src/categorical/category10.js
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^"1f77b4ff7f0e2ca02cd627289467bd8c564be377c27f7f7fbcbd2217becf".clump(6).collect{
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arg six;
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Color(*six.clump(2).collect{
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arg two;
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"0x%".format(two).interpret / 255;
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});
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}
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}
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}
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FluidWaveformAudioLayer {
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var audioBuffer, waveformColor;
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*new {
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arg audioBuffer, waveformColor;
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^super.new.init(audioBuffer,waveformColor);
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}
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init {
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arg audioBuffer_, waveformColor_;
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audioBuffer = audioBuffer_;
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waveformColor = waveformColor_ ? Color.gray;
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}
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draw {
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arg win, bounds;
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fork({
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var path = "%%_%_FluidWaveform.wav".format(PathName.tmp,Date.localtime.stamp,UniqueID.next);
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var sfv;
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audioBuffer.write(path,"wav");
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audioBuffer.server.sync;
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sfv = SoundFileView(win,bounds);
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sfv.peakColor_(waveformColor);
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sfv.drawsBoundingLines_(false);
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sfv.rmsColor_(Color.clear);
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sfv.background_(Color.clear);
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sfv.readFile(SoundFile(path));
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sfv.gridOn_(false);
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File.delete(path);
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},AppClock);
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^audioBuffer.server;
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}
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}
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FluidWaveformIndicesLayer : FluidViewer {
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var indicesBuffer, audioBuffer, color, lineWidth;
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*new {
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arg indicesBuffer, audioBuffer, color, lineWidth = 1;
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^super.new.init(indicesBuffer, audioBuffer, color, lineWidth);
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}
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init {
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arg indicesBuffer_, audioBuffer_, color_, lineWidth_;
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indicesBuffer = indicesBuffer_;
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audioBuffer = audioBuffer_;
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color = color_ ? Color.red;
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lineWidth = lineWidth_;
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}
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draw {
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arg win, bounds;
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if(audioBuffer.notNil,{
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fork({
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indicesBuffer.numChannels.switch(
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1,{
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indicesBuffer.loadToFloatArray(action:{
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arg slices_fa;
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UserView(win,bounds)
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.drawFunc_({
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Pen.width_(lineWidth);
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slices_fa.do{
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arg start_samp;
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var x = start_samp.linlin(0,audioBuffer.numFrames,0,bounds.width);
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Pen.line(Point(x,0),Point(x,bounds.height));
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Pen.color_(color);
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Pen.stroke;
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};
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});
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});
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},
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2,{
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indicesBuffer.loadToFloatArray(action:{
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arg slices_fa;
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slices_fa = slices_fa.clump(2);
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UserView(win,bounds)
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.drawFunc_({
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Pen.width_(lineWidth);
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slices_fa.do{
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arg arr;
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var start = arr[0].linlin(0,audioBuffer.numFrames,0,bounds.width);
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var end = arr[1].linlin(0,audioBuffer.numFrames,0,bounds.width);
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Pen.addRect(Rect(start,0,end-start,bounds.height));
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Pen.color_(color.alpha_(0.25));
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Pen.fill;
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};
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});
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});
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},{
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Error("% indicesBuffer must have either 1 nor 2 channels.".format(this.class)).throw;
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}
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);
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},AppClock);
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^indicesBuffer.server;
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},{
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Error("% In order to display an indicesBuffer an audioBuffer must be included.".format(this.class)).throw;
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});
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}
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}
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FluidWaveformFeaturesLayer : FluidViewer {
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var featuresBuffer, colors, stackFeatures, normalizeFeaturesIndependently;
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*new {
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arg featuresBuffer, colors, stackFeatures = false, normalizeFeaturesIndependently = true;
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^super.new.init(featuresBuffer,colors,stackFeatures,normalizeFeaturesIndependently);
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}
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init {
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arg featuresBuffer_, colors_, stackFeatures_ = false, normalizeFeaturesIndependently_ = true;
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featuresBuffer = featuresBuffer_;
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normalizeFeaturesIndependently = normalizeFeaturesIndependently_;
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stackFeatures = stackFeatures_;
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colors = colors_ ?? {this.createCatColors};
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// we'll index into it to draw, so just in case the user passed just one color, this will ensure it can be "indexed" into
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if(colors.isKindOf(SequenceableCollection).not,{colors = [colors]});
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}
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draw {
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arg win, bounds;
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featuresBuffer.loadToFloatArray(action:{
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arg fa;
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var minVal = 0, maxVal = 0;
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var stacked_height;
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if(stackFeatures,{
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stacked_height = bounds.height / featuresBuffer.numChannels;
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});
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if(normalizeFeaturesIndependently.not,{
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minVal = fa.minItem;
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maxVal = fa.maxItem;
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});
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fa = fa.clump(featuresBuffer.numChannels).flop;
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fork({
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fa.do({
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arg channel, channel_i;
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var maxy;// a lower value;
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var miny;// a higher value;
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if(stackFeatures,{
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miny = stacked_height * (channel_i + 1);
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maxy = stacked_height * channel_i;
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},{
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miny = bounds.height;
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maxy = 0;
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});
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if(normalizeFeaturesIndependently,{
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minVal = channel.minItem;
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maxVal = channel.maxItem;
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});
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channel = channel.resamp1(bounds.width).linlin(minVal,maxVal,miny,maxy);
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UserView(win,bounds)
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.drawFunc_({
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Pen.moveTo(Point(0,channel[0]));
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channel[1..].do{
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arg val, i;
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Pen.lineTo(Point(i+1,val));
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};
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Pen.color_(colors[channel_i % colors.size]);
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Pen.stroke;
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});
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});
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},AppClock);
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});
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^featuresBuffer.server;
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}
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}
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FluidWaveformImageLayer {
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var imageBuffer, imageColorScheme, imageColorScaling, imageAlpha;
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*new {
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arg imageBuffer, imageColorScheme = 0, imageColorScaling = 0, imageAlpha = 1;
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^super.new.init(imageBuffer,imageColorScheme,imageColorScaling,imageAlpha);
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}
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init {
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arg imageBuffer_, imageColorScheme_ = 0, imageColorScaling_ = 0, imageAlpha_ = 1;
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imageBuffer = imageBuffer_;
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imageColorScheme = imageColorScheme_;
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imageColorScaling = imageColorScaling_;
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imageAlpha = imageAlpha_;
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}
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draw {
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arg win, bounds;
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var colors;
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if(imageColorScheme.isKindOf(Color),{
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// "imageColorScheme is a kind of Color".postln;
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colors = 256.collect{
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arg i;
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Color(imageColorScheme.red,imageColorScheme.green,imageColorScheme.blue,i.linlin(0,255,0.0,1.0));
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};
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},{
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imageColorScheme.switch(
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0,{
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colors = this.loadColorFile("CET-L02");
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},
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1,{
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colors = this.loadColorFile("CET-L16");
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},
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2,{
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colors = this.loadColorFile("CET-L08");
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},
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3,{
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colors = this.loadColorFile("CET-L03");
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},
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4,{
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colors = this.loadColorFile("CET-L04");
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},
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{
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"% imageColorScheme: % is not valid.".format(thisMethod,imageColorScheme).warn;
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}
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);
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});
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imageBuffer.loadToFloatArray(action:{
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arg vals;
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fork({
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var img = Image(imageBuffer.numFrames,imageBuffer.numChannels);
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imageColorScaling.switch(
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FluidWaveform.lin,{
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var minItem = vals.minItem;
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vals = (vals - minItem) / (vals.maxItem - minItem);
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vals = (vals * 255).asInteger;
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},
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FluidWaveform.log,{
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vals = (vals + 1e-6).log;
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vals = vals.linlin(vals.minItem,vals.maxItem,0.0,255.0).asInteger;
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// vals.postln;
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},
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{
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"% colorScaling argument % is invalid.".format(thisMethod,imageColorScaling).warn;
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}
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);
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// colors.postln;
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vals.do{
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arg val, index;
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img.setColor(colors[val], index.div(imageBuffer.numChannels), imageBuffer.numChannels - 1 - index.mod(imageBuffer.numChannels));
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};
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UserView(win,bounds)
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.drawFunc_{
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img.drawInRect(Rect(0,0,bounds.width,bounds.height),fraction:imageAlpha);
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};
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},AppClock);
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});
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^imageBuffer.server;
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}
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loadColorFile {
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arg filename;
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^CSVFileReader.readInterpret(FluidFilesPath("../color-schemes/%.csv".format(filename))).collect{
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arg row;
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Color.fromArray(row);
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}
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}
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}
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FluidWaveform : FluidViewer {
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classvar <lin = 0, <log = 1;
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var <win, bounds, display_bounds, <layers;
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*new {
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arg audioBuffer, indicesBuffer, featuresBuffer, parent, bounds, lineWidth = 1, waveformColor, stackFeatures = false, imageBuffer, imageColorScheme = 0, imageAlpha = 1, normalizeFeaturesIndependently = true, imageColorScaling = 0;
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^super.new.init(audioBuffer,indicesBuffer, featuresBuffer, parent, bounds, lineWidth, waveformColor,stackFeatures,imageBuffer,imageColorScheme,imageAlpha,normalizeFeaturesIndependently,imageColorScaling);
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}
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init {
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arg audio_buf, slices_buf, feature_buf, parent_, bounds_, lineWidth = 1, waveformColor,stackFeatures = false, imageBuffer, imageColorScheme = 0, imageAlpha = 1, normalizeFeaturesIndependently = true, imageColorScaling = 0;
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layers = List.new;
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fork({
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var plotImmediately = false;
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bounds = bounds_;
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waveformColor = waveformColor ? Color(*0.6.dup(3));
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if(bounds.isNil && imageBuffer.notNil,{
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bounds = Rect(0,0,imageBuffer.numFrames,imageBuffer.numChannels);
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});
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bounds = bounds ? Rect(0,0,800,200);
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if(parent_.isNil,{
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win = Window("FluidWaveform",bounds);
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win.background_(Color.white);
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display_bounds = Rect(0,0,bounds.width,bounds.height);
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},{
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win = parent_;
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display_bounds = bounds;
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});
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if(imageBuffer.notNil,{
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this.addImageLayer(imageBuffer,imageColorScheme,imageColorScaling,imageAlpha);
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imageBuffer.server.sync;
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plotImmediately = true;
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});
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if(audio_buf.notNil,{
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this.addAudioLayer(audio_buf,waveformColor);
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audio_buf.server.sync;
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plotImmediately = true;
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});
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if(feature_buf.notNil,{
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this.addFeaturesLayer(feature_buf,this.createCatColors,stackFeatures,normalizeFeaturesIndependently);
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feature_buf.server.sync;
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plotImmediately = true;
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});
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if(slices_buf.notNil,{
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this.addIndicesLayer(slices_buf,audio_buf,Color.red,lineWidth);
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slices_buf.server.sync;
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plotImmediately = true;
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});
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if(plotImmediately,{this.front;});
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},AppClock);
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}
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addImageLayer {
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arg imageBuffer, imageColorScheme = 0, imageColorScaling = 0, imageAlpha = 1;
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var l = FluidWaveformImageLayer(imageBuffer,imageColorScheme,imageColorScaling,imageAlpha);
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// l.postln;
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layers.add(l);
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// layers.postln;
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// l.draw(win,display_bounds);
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}
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addAudioLayer {
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arg audioBuffer, waveformColor;
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var l = FluidWaveformAudioLayer(audioBuffer,waveformColor);
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// l.postln;
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layers.add(l);
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// layers.postln;
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// l.draw(win,display_bounds);
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}
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addIndicesLayer {
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arg indicesBuffer, audioBuffer, color, lineWidth = 1;
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var l = FluidWaveformIndicesLayer(indicesBuffer,audioBuffer,color,lineWidth);
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// l.postln;
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layers.add(l);
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// layers.postln;
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// l.draw(win,display_bounds);
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}
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addFeaturesLayer {
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arg featuresBuffer, colors, stackFeatures = false, normalizeFeaturesIndependently = true;
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var l = FluidWaveformFeaturesLayer(featuresBuffer,colors,stackFeatures,normalizeFeaturesIndependently);
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// l.postln;
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layers.add(l);
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// layers.postln;
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// l.draw(win,display_bounds);
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}
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addLayer {
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arg fluidWaveformLayer;
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layers.add(fluidWaveformLayer);
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}
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front {
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fork({
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UserView(win,display_bounds)
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.drawFunc_{
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Pen.fillColor_(Color.white);
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Pen.addRect(Rect(0,0,bounds.width,bounds.height));
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Pen.fill;
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};
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layers.do{
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arg layer;
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// layer.postln;
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layer.draw(win,display_bounds).sync;
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};
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win.front;
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},AppClock);
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}
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close {
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win.close;
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}
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}
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