voicegardens/vocoder/static/p5js/p5.sound.min.js

28 lines
145 KiB
JavaScript
Raw Normal View History

2019-12-16 10:35:25 +01:00
/*! p5.sound.min.js v0.3.11 2019-03-14 */
/**
* p5.sound
* https://p5js.org/reference/#/libraries/p5.sound
*
* From the Processing Foundation and contributors
* https://github.com/processing/p5.js-sound/graphs/contributors
*
* MIT License (MIT)
* https://github.com/processing/p5.js-sound/blob/master/LICENSE
*
* Some of the many audio libraries & resources that inspire p5.sound:
* - TONE.js (c) Yotam Mann. Licensed under The MIT License (MIT). https://github.com/TONEnoTONE/Tone.js
* - buzz.js (c) Jay Salvat. Licensed under The MIT License (MIT). http://buzz.jaysalvat.com/
* - Boris Smus Web Audio API book, 2013. Licensed under the Apache License http://www.apache.org/licenses/LICENSE-2.0
* - wavesurfer.js https://github.com/katspaugh/wavesurfer.js
* - Web Audio Components by Jordan Santell https://github.com/web-audio-components
* - Wilm Thoben's Sound library for Processing https://github.com/processing/processing/tree/master/java/libraries/sound
*
* Web Audio API: http://w3.org/TR/webaudio/
*/
!function(t,e){"function"==typeof define&&define.amd?define("p5.sound",["p5"],function(t){e(t)}):e("object"==typeof exports?require("../p5"):t.p5)}(this,function(t){var e;e=function(){!function(){function t(t){t&&(t.setTargetAtTime||(t.setTargetAtTime=t.setTargetValueAtTime))}window.hasOwnProperty("webkitAudioContext")&&!window.hasOwnProperty("AudioContext")&&(window.AudioContext=window.webkitAudioContext,"function"!=typeof AudioContext.prototype.createGain&&(AudioContext.prototype.createGain=AudioContext.prototype.createGainNode),"function"!=typeof AudioContext.prototype.createDelay&&(AudioContext.prototype.createDelay=AudioContext.prototype.createDelayNode),"function"!=typeof AudioContext.prototype.createScriptProcessor&&(AudioContext.prototype.createScriptProcessor=AudioContext.prototype.createJavaScriptNode),"function"!=typeof AudioContext.prototype.createPeriodicWave&&(AudioContext.prototype.createPeriodicWave=AudioContext.prototype.createWaveTable),AudioContext.prototype.internal_createGain=AudioContext.prototype.createGain,AudioContext.prototype.createGain=function(){var e=this.internal_createGain();return t(e.gain),e},AudioContext.prototype.internal_createDelay=AudioContext.prototype.createDelay,AudioContext.prototype.createDelay=function(e){var i=e?this.internal_createDelay(e):this.internal_createDelay();return t(i.delayTime),i},AudioContext.prototype.internal_createBufferSource=AudioContext.prototype.createBufferSource,AudioContext.prototype.createBufferSource=function(){var e=this.internal_createBufferSource();return e.start?(e.internal_start=e.start,e.start=function(t,i,n){"undefined"!=typeof n?e.internal_start(t||0,i,n):e.internal_start(t||0,i||0)}):e.start=function(t,e,i){e||i?this.noteGrainOn(t||0,e,i):this.noteOn(t||0)},e.stop?(e.internal_stop=e.stop,e.stop=function(t){e.internal_stop(t||0)}):e.stop=function(t){this.noteOff(t||0)},t(e.playbackRate),e},AudioContext.prototype.internal_createDynamicsCompressor=AudioContext.prototype.createDynamicsCompressor,AudioContext.prototype.createDynamicsCompressor=function(){var e=this.internal_createDynamicsCompressor();return t(e.threshold),t(e.knee),t(e.ratio),t(e.reduction),t(e.attack),t(e.release),e},AudioContext.prototype.internal_createBiquadFilter=AudioContext.prototype.createBiquadFilter,AudioContext.prototype.createBiquadFilter=function(){var e=this.internal_createBiquadFilter();return t(e.frequency),t(e.detune),t(e.Q),t(e.gain),e},"function"!=typeof AudioContext.prototype.createOscillator&&(AudioContext.prototype.internal_createOscillator=AudioContext.prototype.createOscillator,AudioContext.prototype.createOscillator=function(){var e=this.internal_createOscillator();return e.start?(e.internal_start=e.start,e.start=function(t){e.internal_start(t||0)}):e.start=function(t){this.noteOn(t||0)},e.stop?(e.internal_stop=e.stop,e.stop=function(t){e.internal_stop(t||0)}):e.stop=function(t){this.noteOff(t||0)},e.setPeriodicWave||(e.setPeriodicWave=e.setWaveTable),t(e.frequency),t(e.detune),e})),window.hasOwnProperty("webkitOfflineAudioContext")&&!window.hasOwnProperty("OfflineAudioContext")&&(window.OfflineAudioContext=window.webkitOfflineAudioContext)}(window),navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;var e=document.createElement("audio");t.prototype.isSupported=function(){return!!e.canPlayType};var i=function(){return!!e.canPlayType&&e.canPlayType('audio/ogg; codecs="vorbis"')},n=function(){return!!e.canPlayType&&e.canPlayType("audio/mpeg;")},o=function(){return!!e.canPlayType&&e.canPlayType('audio/wav; codecs="1"')},r=function(){return!!e.canPlayType&&(e.canPlayType("audio/x-m4a;")||e.canPlayType("audio/aac;"))},s=function(){return!!e.canPlayType&&e.canPlayType("audio/x-aiff;")};t.prototype.isFileSupported=function(t){switch(t.toLowerCase()){case"mp3":return n();case"wav":return o();case"ogg":return i();case"aac":case"m4a":case"mp4":return r();case"aif":case"aiff":return s();default:return!1}}}();var i;!function(t,e){i=function(){return e()}()}(this,function(){function t(t){var
},t.SoundFile.prototype.channels=function(){return this.buffer.numberOfChannels},t.SoundFile.prototype.sampleRate=function(){return this.buffer.sampleRate},t.SoundFile.prototype.frames=function(){return this.buffer.length},t.SoundFile.prototype.getPeaks=function(t){if(!this.buffer)throw"Cannot load peaks yet, buffer is not loaded";if(t||(t=5*window.width),this.buffer){for(var e=this.buffer,i=e.length/t,n=~~(i/10)||1,o=e.numberOfChannels,r=new Float32Array(Math.round(t)),s=0;o>s;s++)for(var a=e.getChannelData(s),u=0;t>u;u++){for(var c=~~(u*i),p=~~(c+i),h=0,l=c;p>l;l+=n){var f=a[l];f>h?h=f:-f>h&&(h=f)}(0===s||Math.abs(h)>r[u])&&(r[u]=h)}return r}},t.SoundFile.prototype.reverseBuffer=function(){if(!this.buffer)throw"SoundFile is not done loading";var t=this._lastPos/f.sampleRate,e=this.getVolume();this.setVolume(0,.001);const i=this.buffer.numberOfChannels;for(var n=0;i>n;n++)this.buffer.getChannelData(n).reverse();this.reversed=!this.reversed,t&&this.jump(this.duration()-t),this.setVolume(e,.001)},t.SoundFile.prototype.onended=function(t){return this._onended=t,this},t.SoundFile.prototype.add=function(){},t.SoundFile.prototype.dispose=function(){var t=l.audiocontext.currentTime,e=l.soundArray.indexOf(this);if(l.soundArray.splice(e,1),this.stop(t),this.buffer&&this.bufferSourceNode){for(var i=0;i<this.bufferSourceNodes.length-1;i++)if(null!==this.bufferSourceNodes[i]){this.bufferSourceNodes[i].disconnect();try{this.bufferSourceNodes[i].stop(t)}catch(n){console.warning("no buffer source node to dispose")}this.bufferSourceNodes[i]=null}if(this.isPlaying()){try{this._counterNode.stop(t)}catch(n){console.log(n)}this._counterNode=null}}this.output&&(this.output.disconnect(),this.output=null),this.panner&&(this.panner.disconnect(),this.panner=null)},t.SoundFile.prototype.connect=function(t){t?t.hasOwnProperty("input")?this.panner.connect(t.input):this.panner.connect(t):this.panner.connect(l.input)},t.SoundFile.prototype.disconnect=function(){this.panner&&this.panner.disconnect()},t.SoundFile.prototype.getLevel=function(){console.warn("p5.SoundFile.getLevel has been removed from the library. Use p5.Amplitude instead")},t.SoundFile.prototype.setPath=function(e,i){var n=t.prototype._checkFileFormats(e);this.url=n,this.load(i)},t.SoundFile.prototype.setBuffer=function(t){var e=t.length,i=t[0].length,n=f.createBuffer(e,i,f.sampleRate);t[0]instanceof Float32Array||(t[0]=new Float32Array(t[0]));for(var o=0;e>o;o++){var r=n.getChannelData(o);r.set(t[o])}this.buffer=n,this.panner.inputChannels(e)};var y=function(t){const e=t.length,i=f.createBuffer(1,t.length,f.sampleRate),n=i.getChannelData(0);for(var o=0;e>o;o++)n[o]=o;return i};t.SoundFile.prototype._initCounterNode=function(){var e=this,i=f.currentTime,n=f.createBufferSource();return e._scopeNode&&(e._scopeNode.disconnect(),e._scopeNode.removeEventListener("audioprocess",e._onAudioProcess),delete e._scopeNode),e._scopeNode=f.createScriptProcessor(256,1,1),n.buffer=y(e.buffer),n.playbackRate.setValueAtTime(e.playbackRate,i),n.connect(e._scopeNode),e._scopeNode.connect(t.soundOut._silentNode),e._scopeNode.addEventListener("audioprocess",e._onAudioProcess),n},t.SoundFile.prototype._initSourceNode=function(){var t=f.createBufferSource();return t.buffer=this.buffer,t.playbackRate.value=this.playbackRate,t.connect(this.output),t},t.SoundFile.prototype.processPeaks=function(t,r,s,a){var u=this.buffer.length,c=this.buffer.sampleRate,p=this.buffer,h=[],l=r||.9,f=l,d=s||.22,m=a||200,y=new window.OfflineAudioContext(1,u,c),v=y.createBufferSource();v.buffer=p;var g=y.createBiquadFilter();g.type="lowpass",v.connect(g),g.connect(y.destination),v.start(0),y.startRendering(),y.oncomplete=function(r){if(self.panner){var s=r.renderedBuffer,a=s.getChannelData(0);do h=e(a,f),f-=.005;while(Object.keys(h).length<m&&f>=d);var u=i(h),c=n(u,s.sampleRate),p=c.sort(function(t,e){return e.count-t.count}).splice(0,5);this.tempo=p[0].tempo;var l=5,y=o(h,p[0].tempo,s.sampleRate,l);t(y)}}};var v=function(t,e){this.sampleIndex=e,this.amplitude=t,this.tempos=[],this.intervals=[]},g=function(t,e,i,n){this.callback=t,t
this._param=null,this},t.Multiply}(n,S);var P;P=function(t){"use strict";return t.Scale=function(e,i){this._outputMin=this.defaultArg(e,0),this._outputMax=this.defaultArg(i,1),this._scale=this.input=new t.Multiply(1),this._add=this.output=new t.Add(0),this._scale.connect(this._add),this._setRange()},t.extend(t.Scale,t.SignalBase),Object.defineProperty(t.Scale.prototype,"min",{get:function(){return this._outputMin},set:function(t){this._outputMin=t,this._setRange()}}),Object.defineProperty(t.Scale.prototype,"max",{get:function(){return this._outputMax},set:function(t){this._outputMax=t,this._setRange()}}),t.Scale.prototype._setRange=function(){this._add.value=this._outputMin,this._scale.value=this._outputMax-this._outputMin},t.Scale.prototype.dispose=function(){return t.prototype.dispose.call(this),this._add.dispose(),this._add=null,this._scale.dispose(),this._scale=null,this},t.Scale}(n,w,A);var k;k=function(){var e=S,i=w,n=A,o=P;t.Signal=function(t){var i=new e(t);return i},e.prototype.fade=e.prototype.linearRampToValueAtTime,n.prototype.fade=e.prototype.fade,i.prototype.fade=e.prototype.fade,o.prototype.fade=e.prototype.fade,e.prototype.setInput=function(t){t.connect(this)},n.prototype.setInput=e.prototype.setInput,i.prototype.setInput=e.prototype.setInput,o.prototype.setInput=e.prototype.setInput,e.prototype.add=function(t){var e=new i(t);return this.connect(e),e},n.prototype.add=e.prototype.add,i.prototype.add=e.prototype.add,o.prototype.add=e.prototype.add,e.prototype.mult=function(t){var e=new n(t);return this.connect(e),e},n.prototype.mult=e.prototype.mult,i.prototype.mult=e.prototype.mult,o.prototype.mult=e.prototype.mult,e.prototype.scale=function(e,i,n,r){var s,a;4===arguments.length?(s=t.prototype.map(n,e,i,0,1)-.5,a=t.prototype.map(r,e,i,0,1)-.5):(s=arguments[0],a=arguments[1]);var u=new o(s,a);return this.connect(u),u},n.prototype.scale=e.prototype.scale,i.prototype.scale=e.prototype.scale,o.prototype.scale=e.prototype.scale}(S,w,A,P);var O;O=function(){var e=a,i=w,n=A,o=P;t.Oscillator=function(i,n){if("string"==typeof i){var o=n;n=i,i=o}if("number"==typeof n){var o=n;n=i,i=o}this.started=!1,this.phaseAmount=void 0,this.oscillator=e.audiocontext.createOscillator(),this.f=i||440,this.oscillator.type=n||"sine",this.oscillator.frequency.setValueAtTime(this.f,e.audiocontext.currentTime),this.output=e.audiocontext.createGain(),this._freqMods=[],this.output.gain.value=.5,this.output.gain.setValueAtTime(.5,e.audiocontext.currentTime),this.oscillator.connect(this.output),this.panPosition=0,this.connection=e.input,this.panner=new t.Panner(this.output,this.connection,1),this.mathOps=[this.output],e.soundArray.push(this)},t.Oscillator.prototype.start=function(t,i){if(this.started){var n=e.audiocontext.currentTime;this.stop(n)}if(!this.started){var o=i||this.f,r=this.oscillator.type;this.oscillator&&(this.oscillator.disconnect(),delete this.oscillator),this.oscillator=e.audiocontext.createOscillator(),this.oscillator.frequency.value=Math.abs(o),this.oscillator.type=r,this.oscillator.connect(this.output),t=t||0,this.oscillator.start(t+e.audiocontext.currentTime),this.freqNode=this.oscillator.frequency;for(var s in this._freqMods)"undefined"!=typeof this._freqMods[s].connect&&this._freqMods[s].connect(this.oscillator.frequency);this.started=!0}},t.Oscillator.prototype.stop=function(t){if(this.started){var i=t||0,n=e.audiocontext.currentTime;this.oscillator.stop(i+n),this.started=!1}},t.Oscillator.prototype.amp=function(t,i,n){var o=this;if("number"==typeof t){var i=i||0,n=n||0,r=e.audiocontext.currentTime;this.output.gain.linearRampToValueAtTime(t,r+n+i)}else{if(!t)return this.output.gain;t.connect(o.output.gain)}},t.Oscillator.prototype.fade=t.Oscillator.prototype.amp,t.Oscillator.prototype.getAmp=function(){return this.output.gain.value},t.Oscillator.prototype.freq=function(t,i,n){if("number"!=typeof t||isNaN(t)){if(!t)return this.oscillator.frequency;t.output&&(t=t.output),t.connect(this.oscillator.frequency),this._freqMods.push(t)}else{this.f=t;var o=e.audiocontext.currentTime,i=i||0,n=n||0;0===i?this.oscillator.freq
})},Object.defineProperty(t.Modulo.prototype,"value",{get:function(){return this._modSignal.value},set:function(t){this._modSignal.value=t,this._setWaveShaper(t)}}),t.Modulo.prototype.dispose=function(){return t.prototype.dispose.call(this),this._shaper.dispose(),this._shaper=null,this._multiply.dispose(),this._multiply=null,this._subtract.dispose(),this._subtract=null,this._modSignal.dispose(),this._modSignal=null,this},t.Modulo}(n,m,A);var G;G=function(t){"use strict";return t.Pow=function(e){this._exp=this.defaultArg(e,1),this._expScaler=this.input=this.output=new t.WaveShaper(this._expFunc(this._exp),8192)},t.extend(t.Pow,t.SignalBase),Object.defineProperty(t.Pow.prototype,"value",{get:function(){return this._exp},set:function(t){this._exp=t,this._expScaler.setMap(this._expFunc(this._exp))}}),t.Pow.prototype._expFunc=function(t){return function(e){return Math.pow(Math.abs(e),t)}},t.Pow.prototype.dispose=function(){return t.prototype.dispose.call(this),this._expScaler.dispose(),this._expScaler=null,this},t.Pow}(n);var L;L=function(t){"use strict";return t.AudioToGain=function(){this._norm=this.input=this.output=new t.WaveShaper(function(t){return(t+1)/2})},t.extend(t.AudioToGain,t.SignalBase),t.AudioToGain.prototype.dispose=function(){return t.prototype.dispose.call(this),this._norm.dispose(),this._norm=null,this},t.AudioToGain}(n,m);var j;j=function(t){"use strict";function e(t,e,i){var n=new t;return i._eval(e[0]).connect(n,0,0),i._eval(e[1]).connect(n,0,1),n}function i(t,e,i){var n=new t;return i._eval(e[0]).connect(n,0,0),n}function n(t){return t?parseFloat(t):void 0}function o(t){return t&&t.args?parseFloat(t.args):void 0}return t.Expr=function(){var t=this._replacements(Array.prototype.slice.call(arguments)),e=this._parseInputs(t);this._nodes=[],this.input=new Array(e);for(var i=0;e>i;i++)this.input[i]=this.context.createGain();var n,o=this._parseTree(t);try{n=this._eval(o)}catch(r){throw this._disposeNodes(),new Error("Tone.Expr: Could evaluate expression: "+t)}this.output=n},t.extend(t.Expr,t.SignalBase),t.Expr._Expressions={value:{signal:{regexp:/^\d+\.\d+|^\d+/,method:function(e){var i=new t.Signal(n(e));return i}},input:{regexp:/^\$\d/,method:function(t,e){return e.input[n(t.substr(1))]}}},glue:{"(":{regexp:/^\(/},")":{regexp:/^\)/},",":{regexp:/^,/}},func:{abs:{regexp:/^abs/,method:i.bind(this,t.Abs)},mod:{regexp:/^mod/,method:function(e,i){var n=o(e[1]),r=new t.Modulo(n);return i._eval(e[0]).connect(r),r}},pow:{regexp:/^pow/,method:function(e,i){var n=o(e[1]),r=new t.Pow(n);return i._eval(e[0]).connect(r),r}},a2g:{regexp:/^a2g/,method:function(e,i){var n=new t.AudioToGain;return i._eval(e[0]).connect(n),n}}},binary:{"+":{regexp:/^\+/,precedence:1,method:e.bind(this,t.Add)},"-":{regexp:/^\-/,precedence:1,method:function(n,o){return 1===n.length?i(t.Negate,n,o):e(t.Subtract,n,o)}},"*":{regexp:/^\*/,precedence:0,method:e.bind(this,t.Multiply)}},unary:{"-":{regexp:/^\-/,method:i.bind(this,t.Negate)},"!":{regexp:/^\!/,method:i.bind(this,t.NOT)}}},t.Expr.prototype._parseInputs=function(t){var e=t.match(/\$\d/g),i=0;if(null!==e)for(var n=0;n<e.length;n++){var o=parseInt(e[n].substr(1))+1;i=Math.max(i,o)}return i},t.Expr.prototype._replacements=function(t){for(var e=t.shift(),i=0;i<t.length;i++)e=e.replace(/\%/i,t[i]);return e},t.Expr.prototype._tokenize=function(e){function i(e){for(var i in t.Expr._Expressions){var n=t.Expr._Expressions[i];for(var o in n){var r=n[o],s=r.regexp,a=e.match(s);if(null!==a)return{type:i,value:a[0],method:r.method}}}throw new SyntaxError("Tone.Expr: Unexpected token "+e)}for(var n=-1,o=[];e.length>0;){e=e.trim();var r=i(e);o.push(r),e=e.substr(r.value.length)}return{next:function(){return o[++n]},peek:function(){return o[n+1]}}},t.Expr.prototype._parseTree=function(e){function i(t,e){return!p(t)&&"glue"===t.type&&t.value===e}function n(e,i,n){var o=!1,r=t.Expr._Expressions[i];if(!p(e))for(var s in r){var a=r[s];if(a.regexp.test(e.value)){if(p(n))return!0;if(a.precedence===n)return!0}}return o}function o(t){p(t)&&(t=5);var e;e=0>t?r():o(t-1);for(var i=c.peek();n(i,"binary",t);)i=c.ne
this.phrases=[],this.isPlaying=!1,this.noLoop(),this.tatums=o||.0625,this.metro=new t.Metro,this.metro._init(),this.metro.beatLength(this.tatums),this.metro.setBPM(n),i.parts.push(this),this.callback=function(){}},t.Part.prototype.setBPM=function(t,e){this.metro.setBPM(t,e)},t.Part.prototype.getBPM=function(){return this.metro.getBPM()},t.Part.prototype.start=function(t){if(!this.isPlaying){this.isPlaying=!0,this.metro.resetSync(this);var e=t||0;this.metro.start(e)}},t.Part.prototype.loop=function(t){this.looping=!0,this.onended=function(){this.partStep=0};var e=t||0;this.start(e)},t.Part.prototype.noLoop=function(){this.looping=!1,this.onended=function(){this.stop()}},t.Part.prototype.stop=function(t){this.partStep=0,this.pause(t)},t.Part.prototype.pause=function(t){this.isPlaying=!1;var e=t||0;this.metro.stop(e)},t.Part.prototype.addPhrase=function(e,i,n){var o;if(3===arguments.length)o=new t.Phrase(e,i,n);else{if(!(arguments[0]instanceof t.Phrase))throw"invalid input. addPhrase accepts name, callback, array or a p5.Phrase";o=arguments[0]}this.phrases.push(o),o.sequence.length>this.length&&(this.length=o.sequence.length)},t.Part.prototype.removePhrase=function(t){for(var e in this.phrases)this.phrases[e].name===t&&this.phrases.splice(e,1)},t.Part.prototype.getPhrase=function(t){for(var e in this.phrases)if(this.phrases[e].name===t)return this.phrases[e]},t.Part.prototype.replaceSequence=function(t,e){for(var i in this.phrases)this.phrases[i].name===t&&(this.phrases[i].sequence=e)},t.Part.prototype.incrementStep=function(t){this.partStep<this.length-1?(this.callback(t),this.partStep+=1):this.looping||this.partStep!==this.length-1||(console.log("done"),this.onended())},t.Part.prototype.onStep=function(t){this.callback=t},t.Score=function(){this.parts=[],this.currentPart=0;var t=this;for(var i in arguments)arguments[i]&&this.parts[i]&&(this.parts[i]=arguments[i],this.parts[i].nextPart=this.parts[i+1],this.parts[i].onended=function(){t.resetPart(i),e(t)});this.looping=!1},t.Score.prototype.onended=function(){this.looping?this.parts[0].start():this.parts[this.parts.length-1].onended=function(){this.stop(),this.resetParts()},this.currentPart=0},t.Score.prototype.start=function(){this.parts[this.currentPart].start(),this.scoreStep=0},t.Score.prototype.stop=function(){this.parts[this.currentPart].stop(),this.currentPart=0,this.scoreStep=0},t.Score.prototype.pause=function(){this.parts[this.currentPart].stop()},t.Score.prototype.loop=function(){this.looping=!0,this.start()},t.Score.prototype.noLoop=function(){this.looping=!1},t.Score.prototype.resetParts=function(){var t=this;this.parts.forEach(function(e){t.resetParts[e]})},t.Score.prototype.resetPart=function(t){this.parts[t].stop(),this.parts[t].partStep=0;for(var e in this.parts[t].phrases)this.parts[t]&&(this.parts[t].phrases[e].phraseStep=0)},t.Score.prototype.setBPM=function(t,e){for(var i in this.parts)this.parts[i]&&this.parts[i].setBPM(t,e)}}(a);var ot;ot=function(){var e=a,i=et;return t.SoundLoop=function(t,n){this.callback=t,this.musicalTimeMode="number"==typeof this._interval?!1:!0,this._interval=n||1,this._timeSignature=4,this._bpm=60,this.isPlaying=!1,this.maxIterations=1/0;var o=this;this.clock=new i({callback:function(t){var i=t-e.audiocontext.currentTime;i>0&&o.iterations<=o.maxIterations&&o.callback(i)},frequency:this._calcFreq()})},t.SoundLoop.prototype.start=function(t){var i=t||0,n=e.audiocontext.currentTime;this.isPlaying||(this.clock.start(n+i),this.isPlaying=!0)},t.SoundLoop.prototype.stop=function(t){var i=t||0,n=e.audiocontext.currentTime;this.isPlaying&&(this.clock.stop(n+i),this.isPlaying=!1)},t.SoundLoop.prototype.pause=function(t){var i=t||0,n=e.audiocontext.currentTime;this.isPlaying&&(this.clock.pause(n+i),this.isPlaying=!1)},t.SoundLoop.prototype.syncedStart=function(t,i){var n=i||0,o=e.audiocontext.currentTime;if(t.isPlaying){if(t.isPlaying){var r=t.clock._nextTick-e.audiocontext.currentTime;this.clock.start(o+r),this.isPlaying=!0}}else t.clock.start(o+n),t.isPlaying=!0,this.clock.start(o+n),this.isPlaying=!0},t.SoundLoop.prototype._update=fu