/*!
 * wavesurfer.js 1.2.4 (Sun Jan 29 2017 11:50:51 GMT+0100 (CET))
 * https://github.com/katspaugh/wavesurfer.js
 * @license CC-BY-3.0
 */
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a=n(9);Object.defineProperty(t,"getId",{enumerable:!0,get:function(){return r(a).default}});var s=n(11);Object.defineProperty(t,"max",{enumerable:!0,get:function(){return r(s).default}});var o=n(12);Object.defineProperty(t,"min",{enumerable:!0,get:function(){return r(o).default}});var u=n(1);Object.defineProperty(t,"Observer",{enumerable:!0,get:function(){return r(u).default}});var l=n(8);Object.defineProperty(t,"extend",{enumerable:!0,get:function(){return r(l).default}});var c=n(13);Object.defineProperty(t,"style",{enumerable:!0,get:function(){return r(c).default}});var h=n(10);Object.defineProperty(t,"inherits",{enumerable:!0,get:function(){return r(h).default}});var f=n(14);Object.defineProperty(t,"supportsWebAudio",{enumerable:!0,get:function(){return r(f).default}})},function(e,t,n){"use strict";function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),a=function(){function e(){r(this,e)}return i(e,[{key:"on",value:function(e,t){var n=this;this.handlers||(this.handlers={});var r=this.handlers[e];return r||(r=this.handlers[e]=[]),r.push(t),{name:e,callback:t,un:function(e,t){return n.un(e,t)}}}},{key:"un",value:function(e,t){if(this.handlers){var n=this.handlers[e],r=void 0;if(n)if(t)for(r=n.length-1;r>=0;r--)n[r]==t&&n.splice(r,1);else n.length=0}}},{key:"unAll",value:function(){this.handlers=null}},{key:"once",value:function(e,t){var n=this,r=function r(){for(var i=arguments.length,a=Array(i),s=0;s<i;s++)a[s]=arguments[s];t.apply(n,a),setTimeout(function(){n.un(e,r)},0)};return this.on(e,r)}},{key:"fireEvent",value:function(e){for(var t=arguments.length,n=Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];if(this.handlers){var i=this.handlers[e];i&&i.forEach(function(e){e.apply(void 0,n)})}}}]),e}();t.default=a,e.exports=t.default},function(e,t,n){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function i(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function a(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function s(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function o(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function u(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var l=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),c=n(0),h=i(c),f=n(1),d=r(f),p="playing",v="paused",y="finished",m=function(e){function t(e){var n,r;s(this,t);var i=o(this,(t.__proto__||Object.getPrototypeOf(t)).call(this));return i.stateBehaviors=(n={},a(n,p,{init:function(){this.addOnAudioProcess()},getPlayedPercents:function(){var e=this.getDuration();return this.getCurrentTime()/e||0},getCurrentTime:function(){return this.startPosition+this.getPlayedTime()}}),a(n,v,{init:function(){this.removeOnAudioProcess()},getPlayedPercents:function(){var 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this.offlineAudioContext||(this.offlineAudioContext=new(window.OfflineAudioContext||window.webkitOfflineAudioContext)(1,2,e)),this.offlineAudioContext}}]),l(t,[{key:"disconnectFilters",value:function(){this.filters&&(this.filters.forEach(function(e){e&&e.disconnect()}),this.filters=null,this.analyser.connect(this.gainNode))}},{key:"setState",value:function(e){this.state!==this.states[e]&&(this.state=this.states[e],this.state.init.call(this))}},{key:"setFilter",value:function(){for(var e=arguments.length,t=Array(e),n=0;n<e;n++)t[n]=arguments[n];this.setFilters(t)}},{key:"setFilters",value:function(e){this.disconnectFilters(),e&&e.length&&(this.filters=e,this.analyser.disconnect(),e.reduce(function(e,t){return e.connect(t),t},this.analyser).connect(this.gainNode))}},{key:"createScriptNode",value:function(){this.ac.createScriptProcessor?this.scriptNode=this.ac.createScriptProcessor(this.scriptBufferSize):this.scriptNode=this.ac.createJavaScriptNode(this.scriptBufferSize),this.scriptNode.connect(this.ac.destination)}},{key:"addOnAudioProcess",value:function(){var e=this;this.scriptNode.onaudioprocess=function(){var t=e.getCurrentTime();t>=e.getDuration()?(e.setState(y),e.fireEvent("pause")):t>=e.scheduledPause?e.pause():e.state===e.states[p]&&e.fireEvent("audioprocess",t)}}},{key:"removeOnAudioProcess",value:function(){this.scriptNode.onaudioprocess=null}},{key:"createAnalyserNode",value:function(){this.analyser=this.ac.createAnalyser(),this.analyser.connect(this.gainNode)}},{key:"createVolumeNode",value:function(){this.ac.createGain?this.gainNode=this.ac.createGain():this.gainNode=this.ac.createGainNode(),this.gainNode.connect(this.ac.destination)}},{key:"setVolume",value:function(e){this.gainNode.gain.value=e}},{key:"getVolume",value:function(){return this.gainNode.gain.value}},{key:"decodeArrayBuffer",value:function(e,t,n){this.offlineAc||(this.offlineAc=this.getOfflineAudioContext(this.ac?this.ac.sampleRate:44100)),this.offlineAc.decodeAudioData(e,function(e){return t(e)},n)}},{key:"setPeaks",value:function(e){this.peaks=e}},{key:"setLength",value:function(e){if(!this.mergedPeaks||e!=2*this.mergedPeaks.length-1+2){this.splitPeaks=[],this.mergedPeaks=[];var t=this.buffer?this.buffer.numberOfChannels:1,n=void 0;for(n=0;n<t;n++)this.splitPeaks[n]=[],this.splitPeaks[n][2*(e-1)]=0,this.splitPeaks[n][2*(e-1)+1]=0;this.mergedPeaks[2*(e-1)]=0,this.mergedPeaks[2*(e-1)+1]=0}}},{key:"getPeaks",value:function(e,t,n){if(this.peaks)return this.peaks;this.setLength(e);var r=this.buffer.length/e,i=~~(r/10)||1,a=this.buffer.numberOfChannels,s=void 0;for(s=0;s<a;s++){var o=this.splitPeaks[s],u=this.buffer.getChannelData(s),l=void 0;for(l=t;l<=n;l++){var c=~~(l*r),h=~~(c+r),f=0,d=0,p=void 0;for(p=c;p<h;p+=i){var v=u[p];v>d&&(d=v),v<f&&(f=v)}o[2*l]=d,o[2*l+1]=f,(0==s||d>this.mergedPeaks[2*l])&&(this.mergedPeaks[2*l]=d),(0==s||f<this.mergedPeaks[2*l+1])&&(this.mergedPeaks[2*l+1]=f)}}return this.params.splitChannels?this.splitPeaks:this.mergedPeaks}},{key:"getPlayedPercents",value:function(){return this.state.getPlayedPercents.call(this)}},{key:"disconnectSource",value:function(){this.source&&this.source.disconnect()}},{key:"destroy",value:function(){this.isPaused()||this.pause(),this.unAll(),this.buffer=null,this.disconnectFilters(),this.disconnectSource(),this.gainNode.disconnect(),this.scriptNode.disconnect(),this.analyser.disconnect()}},{key:"load",value:function(e){this.startPosition=0,this.lastPlay=this.ac.currentTime,this.buffer=e,this.createSource()}},{key:"createSource",value:function(){this.disconnectSource(),this.source=this.ac.createBufferSource(),this.source.start=this.source.start||this.source.noteGrainOn,this.source.stop=this.source.stop||this.source.noteOff,this.source.playbackRate.value=this.playbackRate,this.source.buffer=this.buffer,this.source.connect(this.analyser)}},{key:"isPaused",value:function(){return this.state!==this.states[p]}},{key:"getDuration",value:function(){return this.buffer?this.buffer.duration:0}},{key:"seekTo",value:function(e,t){if(this.buffer)return this.scheduledPause=null,null==e&&(e=this.getCurrentTime(),e>=this.getDuration()&&(e=0)),null==t&&(t=this.getDuration()),this.startPosition=e,this.lastPlay=this.ac.currentTime,this.state===this.states[y]&&this.setState(v),{start:e,end:t}}},{key:"getPlayedTime",value:function(){return(this.ac.currentTime-this.lastPlay)*this.playbackRate}},{key:"play",value:function(e,t){if(this.buffer){this.createSource();var n=this.seekTo(e,t);e=n.start,t=n.end,this.scheduledPause=t,this.source.start(0,e,t-e),"suspended"==this.ac.state&&this.ac.resume&&this.ac.resume(),this.setState(p),this.fireEvent("play")}}},{key:"pause",value:function(){this.scheduledPause=null,this.startPosition+=this.getPlayedTime(),this.source&&this.source.stop(0),this.setState(v),this.fireEvent("pause")}},{key:"getCurrentTime",value:function(){return this.state.getCurrentTime.call(this)}},{key:"setPlaybackRate",value:function(e){e=e||1,this.isPaused()?this.playbackRate=e:(this.pause(),this.playbackRate=e,this.play())}}]),t}(d.default);m.scriptBufferSize=256,t.default=m,e.exports=t.default},function(e,t,n){"use strict";function r(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function i(e){return e&&e.__esModule?e:{default:e}}function a(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function o(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var u="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},l=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),c=n(6),h=i(c),f=n(0),d=r(f),p=function(e){function t(e,n){a(this,t);var r=s(this,(t.__proto__||Object.getPrototypeOf(t)).call(this,e,n));return r.maxCanvasWidth=n.maxCanvasWidth,r.maxCanvasElementWidth=Math.round(n.maxCanvasWidth/n.pixelRatio),r.hasProgressCanvas=n.waveColor!=n.progressColor,r.halfPixel=.5/n.pixelRatio,r.canvases=[],r}return o(t,e),l(t,[{key:"initDrawer",value:function(){this.createWrapper(),this.createElements()}},{key:"createElements",value:function(){this.progressWave=this.wrapper.appendChild(this.style(document.createElement("wave"),{position:"absolute",zIndex:2,left:0,top:0,bottom:0,overflow:"hidden",width:"0",display:"none",boxSizing:"border-box",borderRightStyle:"solid",borderRightWidth:this.params.cursorWidth+"px",borderRightColor:this.params.cursorColor})),this.addCanvas()}},{key:"updateSize",value:function(){for(var e=Math.round(this.width/this.params.pixelRatio),t=Math.ceil(e/this.maxCanvasElementWidth),n=void 0;this.canvases.length<t;)this.addCanvas();for(;this.canvases.length>t;)this.removeCanvas();for(n in this.canvases){var r=this.maxCanvasWidth+2*Math.ceil(this.params.pixelRatio/2);n==this.canvases.length-1&&(r=this.width-this.maxCanvasWidth*(this.canvases.length-1)),this.updateDimensions(this.canvases[n],r,this.height),this.clearWaveForEntry(this.canvases[n])}}},{key:"addCanvas",value:function(){var e={},t=this.maxCanvasElementWidth*this.canvases.length;e.wave=this.wrapper.appendChild(this.style(document.createElement("canvas"),{position:"absolute",zIndex:1,left:t+"px",top:0,bottom:0})),e.waveCtx=e.wave.getContext("2d"),this.hasProgressCanvas&&(e.progress=this.progressWave.appendChild(this.style(document.createElement("canvas"),{position:"absolute",left:t+"px",top:0,bottom:0})),e.progressCtx=e.progress.getContext("2d")),this.canvases.push(e)}},{key:"removeCanvas",value:function(){var e=this.canvases.pop();e.wave.parentElement.removeChild(e.wave),this.hasProgressCanvas&&e.progress.parentElement.removeChild(e.progress)}},{key:"updateDimensions",value:function(e,t,n){var r=Math.round(t/this.params.pixelRatio),i=Math.round(this.width/this.params.pixelRatio);e.start=e.waveCtx.canvas.offsetLeft/i||0,e.end=e.start+r/i,e.waveCtx.canvas.width=t,e.waveCtx.canvas.height=n,this.style(e.waveCtx.canvas,{width:r+"px"}),this.style(this.progressWave,{display:"block"}),this.hasProgressCanvas&&(e.progressCtx.canvas.width=t,e.progressCtx.canvas.height=n,this.style(e.progressCtx.canvas,{width:r+"px"}))}},{key:"clearWave",value:function(){var e=void 0;for(e in this.canvases)this.clearWaveForEntry(this.canvases[e])}},{key:"clearWaveForEntry",value:function(e){e.waveCtx.clearRect(0,0,e.waveCtx.canvas.width,e.waveCtx.canvas.height),this.hasProgressCanvas&&e.progressCtx.clearRect(0,0,e.progressCtx.canvas.width,e.progressCtx.canvas.height)}},{key:"drawBars",value:function(e,t,n,r){var i=this;if(e[0]instanceof Array){var a=function(){var t=e;return i.params.splitChannels?(i.setHeight(t.length*i.params.height*i.params.pixelRatio),t.forEach(function(e){t.forEach(function(e,t){return i.drawBars(e,t,n,r)})}),{v:void 0}):void(e=t[0])}();if("object"===("undefined"==typeof a?"undefined":u(a)))return a.v}var s=[].some.call(e,function(e){return e<0}),o=s?2:1,l=this.width,c=this.params.height*this.params.pixelRatio,h=c*t||0,f=c/2,p=e.length/o,v=this.params.barWidth*this.params.pixelRatio,y=Math.max(this.params.pixelRatio,~~(v/2)),m=v+y,g=1;this.params.normalize&&(g=d.max(e));var b=p/l,k=void 0;for(k=n/b;k<r/b;k+=m){var w=e[Math.floor(k*b*o)]||0,P=Math.round(w/g*f);this.fillRect(k+this.halfPixel,f-P+h,v+this.halfPixel,2*P)}}},{key:"drawWave",value:function(e,t,n,r){var i=this;if(e[0]instanceof Array){var a=e;if(this.params.splitChannels)return this.setHeight(a.length*this.params.height*this.params.pixelRatio),void a.forEach(function(e,t){return i.drawWave(e,t,n,r)});e=a[0]}var s=[].some.call(e,function(e){return e<0});if(!s){var o=[],u=e.length,l=void 0;for(l=0;l<u;l++)o[2*l]=e[l],o[2*l+1]=-e[l];e=o}var c=this.params.height*this.params.pixelRatio,h=c*t||0,f=c/2,p=1;if(this.params.normalize){var v=d.max(e),y=d.min(e);p=-y>v?-y:v}this.drawLine(e,p,f,h,n,r),this.fillRect(0,f+h-this.halfPixel,this.width,this.halfPixel)}},{key:"drawLine",value:function(e,t,n,r,i,a){var s=void 0;for(s in this.canvases){var o=this.canvases[s];this.setFillStyles(o),this.drawLineToContext(o,o.waveCtx,e,t,n,r,i,a),this.drawLineToContext(o,o.progressCtx,e,t,n,r,i,a)}}},{key:"drawLineToContext",value:function(e,t,n,r,i,a,s,o){if(t){var u=n.length/2,l=1;this.params.fillParent&&this.width!=u&&(l=this.width/u);var c=Math.round(u*e.start),h=Math.round(u*e.end);if(!(c>o||h<s)){var f=Math.max(c,s),d=Math.min(h,o),p=void 0,v=void 0;for(t.beginPath(),t.moveTo((f-c)*l+this.halfPixel,i+a),p=f;p<d;p++){var y=n[2*p]||0,m=Math.round(y/r*i);t.lineTo((p-c)*l+this.halfPixel,i-m+a)}for(v=d-1;v>=f;v--){var g=n[2*v+1]||0,b=Math.round(g/r*i);t.lineTo((v-c)*l+this.halfPixel,i-b+a)}t.closePath(),t.fill()}}}},{key:"fillRect",value:function(e,t,n,r){var i=Math.floor(e/this.maxCanvasWidth),a=Math.min(Math.ceil((e+n)/this.maxCanvasWidth)+1,this.canvases.length),s=void 0;for(s=i;s<a;s++){var o=this.canvases[s],u=s*this.maxCanvasWidth,l={x1:Math.max(e,s*this.maxCanvasWidth),y1:t,x2:Math.min(e+n,s*this.maxCanvasWidth+o.waveCtx.canvas.width),y2:t+r};l.x1<l.x2&&(this.setFillStyles(o),this.fillRectToContext(o.waveCtx,l.x1-u,l.y1,l.x2-l.x1,l.y2-l.y1),this.fillRectToContext(o.progressCtx,l.x1-u,l.y1,l.x2-l.x1,l.y2-l.y1))}}},{key:"fillRectToContext",value:function(e,t,n,r,i){e&&e.fillRect(t,n,r,i)}},{key:"setFillStyles",value:function(e){e.waveCtx.fillStyle=this.params.waveColor,this.hasProgressCanvas&&(e.progressCtx.fillStyle=this.params.progressColor)}},{key:"updateProgress",value:function(e){this.style(this.progressWave,{width:e+"px"})}}]),t}(h.default);t.default=p,e.exports=t.default},function(e,t,n){"use strict";function r(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function i(e){return e&&e.__esModule?e:{default:e}}function a(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function o(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var u=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),l=function e(t,n,r){null===t&&(t=Function.prototype);var i=Object.getOwnPropertyDescriptor(t,n);if(void 0===i){var a=Object.getPrototypeOf(t);return null===a?void 0:e(a,n,r)}if("value"in i)return i.value;var s=i.get;if(void 0!==s)return s.call(r)},c=n(2),h=i(c),f=n(0),d=(r(f),function(e){function t(e){a(this,t);var n=s(this,(t.__proto__||Object.getPrototypeOf(t)).call(this,e));return n.params=e,n.media={currentTime:0,duration:0,paused:!0,playbackRate:1,play:function(){},pause:function(){}},n.mediaType=e.mediaType.toLowerCase(),n.elementPosition=e.elementPosition,n.setPlaybackRate(n.params.audioRate),n.createTimer(),n}return o(t,e),u(t,[{key:"createTimer",value:function(){var e=this,t=function t(){if(!e.isPaused()){e.fireEvent("audioprocess",e.getCurrentTime());var n=window.requestAnimationFrame||window.webkitRequestAnimationFrame;n(t)}};this.on("play",t)}},{key:"load",value:function(e,t,n,r){var i=document.createElement(this.mediaType);i.controls=this.params.mediaControls,i.autoplay=this.params.autoplay||!1,i.preload=null==r?"auto":r,i.src=e,i.style.width="100%";var a=t.querySelector(this.mediaType);a&&t.removeChild(a),t.appendChild(i),this._load(i,n)}},{key:"loadElt",value:function(e,t){e.controls=this.params.mediaControls,e.autoplay=this.params.autoplay||!1,this._load(e,t)}},{key:"_load",value:function(e,t){var n=this;e.load(),e.addEventListener("error",function(){n.fireEvent("error","Error loading media element")}),e.addEventListener("canplay",function(){n.fireEvent("canplay")}),e.addEventListener("ended",function(){n.fireEvent("finish")}),this.media=e,this.peaks=t,this.onPlayEnd=null,this.buffer=null,this.setPlaybackRate(this.playbackRate)}},{key:"isPaused",value:function(){return!this.media||this.media.paused}},{key:"getDuration",value:function(){var e=this.media.duration;return e>=1/0&&(e=this.media.seekable.end(0)),e}},{key:"getCurrentTime",value:function(){return this.media&&this.media.currentTime}},{key:"getPlayedPercents",value:function(){return this.getCurrentTime()/this.getDuration()||0}},{key:"setPlaybackRate",value:function(e){this.playbackRate=e||1,this.media&&(this.media.playbackRate=this.playbackRate)}},{key:"seekTo",value:function(e){null!=e&&(this.media.currentTime=e),this.clearPlayEnd()}},{key:"play",value:function(e,t){this.seekTo(e),this.media.play(),t&&this.setPlayEnd(t),this.fireEvent("play")}},{key:"pause",value:function(){this.media&&this.media.pause(),this.clearPlayEnd(),this.fireEvent("pause")}},{key:"setPlayEnd",value:function(e){var t=this;this.onPlayEnd=function(n){n>=e&&(t.pause(),t.seekTo(e))},this.on("audioprocess",this.onPlayEnd)}},{key:"clearPlayEnd",value:function(){this.onPlayEnd&&(this.un("audioprocess",this.onPlayEnd),this.onPlayEnd=null)}},{key:"getPeaks",value:function(e,n,r){return this.buffer?l(t.prototype.__proto__||Object.getPrototypeOf(t.prototype),"getPeaks",this).call(this,e,n,r):this.peaks||[]}},{key:"getVolume",value:function(){return 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r=[],i=0;i<this.peakCacheRanges.length&&this.peakCacheRanges[i]<t;)i++;for(i%2==0&&r.push(t);i<this.peakCacheRanges.length&&this.peakCacheRanges[i]<=n;)r.push(this.peakCacheRanges[i]),i++;i%2==0&&r.push(n),r=r.filter(function(e,t,n){return 0==t?e!=n[t+1]:t==n.length-1?e!=n[t-1]:e!=n[t-1]&&e!=n[t+1]}),this.peakCacheRanges=this.peakCacheRanges.concat(r),this.peakCacheRanges=this.peakCacheRanges.sort(function(e,t){return e-t}).filter(function(e,t,n){return 0==t?e!=n[t+1]:t==n.length-1?e!=n[t-1]:e!=n[t-1]&&e!=n[t+1]});var a=[];for(i=0;i<r.length;i+=2)a.push([r[i],r[i+1]]);return a}},{key:"getCacheRanges",value:function(){var e=[],t=void 0;for(t=0;t<this.peakCacheRanges.length;t+=2)e.push([this.peakCacheRanges[t],this.peakCacheRanges[t+1]]);return e}}]),e}();t.default=a,e.exports=t.default},function(e,t,n){"use strict";function r(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function i(e){return e&&e.__esModule?e:{default:e}}function a(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function o(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var u=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),l=n(1),c=i(l),h=n(0),f=r(h),d=function(e){function t(e,n){a(this,t);var r=s(this,(t.__proto__||Object.getPrototypeOf(t)).call(this));return r.container=e,r.params=n,r.width=0,r.height=n.height*r.params.pixelRatio,r.lastPos=0,r}return o(t,e),u(t,[{key:"style",value:function(){return f.style.apply(f,arguments)}},{key:"createWrapper",value:function(){this.wrapper=this.container.appendChild(document.createElement("wave")),this.style(this.wrapper,{display:"block",position:"relative",userSelect:"none",webkitUserSelect:"none",height:this.params.height+"px"}),(this.params.fillParent||this.params.scrollParent)&&this.style(this.wrapper,{width:"100%",overflowX:this.params.hideScrollbar?"hidden":"auto",overflowY:"hidden"}),this.setupWrapperEvents()}},{key:"handleEvent",value:function(e,t){!t&&e.preventDefault();var n=e.targetTouches?e.targetTouches[0].clientX:e.clientX,r=this.wrapper.getBoundingClientRect(),i=this.width,a=this.getWidth(),s=void 0;return!this.params.fillParent&&i<a?(s=(n-r.left)*this.params.pixelRatio/i||0,s>1&&(s=1)):s=(n-r.left+this.wrapper.scrollLeft)/this.wrapper.scrollWidth||0,s}},{key:"setupWrapperEvents",value:function(){var e=this;this.wrapper.addEventListener("click",function(t){var n=e.wrapper.offsetHeight-e.wrapper.clientHeight;if(0!=n){var r=e.wrapper.getBoundingClientRect();if(t.clientY>=r.bottom-n)return}e.params.interact&&e.fireEvent("click",t,e.handleEvent(t))}),this.wrapper.addEventListener("scroll",function(t){return e.fireEvent("scroll",t)})}},{key:"drawPeaks",value:function(e,t,n,r){this.setWidth(t),this.params.barWidth?this.drawBars(e,0,n,r):this.drawWave(e,0,n,r)}},{key:"resetScroll",value:function(){null!==this.wrapper&&(this.wrapper.scrollLeft=0)}},{key:"recenter",value:function(e){var t=this.wrapper.scrollWidth*e;this.recenterOnPosition(t,!0)}},{key:"recenterOnPosition",value:function(e,t){var n=this.wrapper.scrollLeft,r=~~(this.wrapper.clientWidth/2),i=this.wrapper.scrollWidth-this.wrapper.clientWidth,a=e-r,s=a-n;if(0!=i){if(!t&&-r<=s&&s<r){var o=5;s=Math.max(-o,Math.min(o,s)),a=n+s}a=Math.max(0,Math.min(i,a)),a!=n&&(this.wrapper.scrollLeft=a)}}},{key:"getScrollX",value:function(){return Math.round(this.wrapper.scrollLeft*this.params.pixelRatio)}},{key:"getWidth",value:function(){return Math.round(this.container.clientWidth*this.params.pixelRatio)}},{key:"setWidth",value:function(e){this.width!=e&&(this.width=e,this.params.fillParent||this.params.scrollParent?this.style(this.wrapper,{width:""}):this.style(this.wrapper,{width:~~(this.width/this.params.pixelRatio)+"px"}),this.updateSize())}},{key:"setHeight",value:function(e){e!=this.height&&(this.height=e,this.style(this.wrapper,{height:~~(this.height/this.params.pixelRatio)+"px"}),this.updateSize())}},{key:"progress",value:function(e){var t=1/this.params.pixelRatio,n=Math.round(e*this.width)*t;if(n<this.lastPos||n-this.lastPos>=t){if(this.lastPos=n,this.params.scrollParent&&this.params.autoCenter){var r=~~(this.wrapper.scrollWidth*e);this.recenterOnPosition(r)}this.updateProgress(n)}}},{key:"destroy",value:function(){this.unAll(),this.wrapper&&(this.container.removeChild(this.wrapper),this.wrapper=null)}},{key:"createElements",value:function(){}},{key:"updateSize",value:function(){}},{key:"drawWave",value:function(e,t){}},{key:"clearWave",value:function(){}},{key:"updateProgress",value:function(e){}}]),t}(c.default);t.default=d,e.exports=t.default},function(e,t,n){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function i(e){var t=new s.default,n=new XMLHttpRequest,r=!1;return n.open(e.method||"GET",e.url,!0),n.responseType=e.responseType||"json",n.addEventListener("progress",function(e){t.fireEvent("progress",e),e.lengthComputable&&e.loaded==e.total&&(r=!0)}),n.addEventListener("load",function(e){r||t.fireEvent("progress",e),t.fireEvent("load",e),200==n.status||206==n.status?t.fireEvent("success",n.response,e):t.fireEvent("error",e)}),n.addEventListener("error",function(e){return t.fireEvent("error",e)}),n.send(),t.xhr=n,t}Object.defineProperty(t,"__esModule",{value:!0}),t.default=i;var a=n(1),s=r(a);e.exports=t.default},function(e,t,n){"use strict";function r(e){for(var t=arguments.length,n=Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return n.forEach(function(t){Object.keys(t).forEach(function(n){e[n]=t[n]})}),e}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(){return"wavesurfer_"+Math.random().toString(32).substring(2)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+("undefined"==typeof t?"undefined":i(t)));e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e};t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(e){var t=-(1/0);return Object.keys(e).forEach(function(n){e[n]>t&&(t=e[n])}),t}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(e){var t=Number(1/0);return Object.keys(e).forEach(function(n){e[n]<t&&(t=e[n])}),t}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(e,t){return Object.keys(t).forEach(function(n){e.style[n]!==t[n]&&(e.style[n]=t[n])}),e}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(){return!(!window.AudioContext&&!window.webkitAudioContext)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=r,e.exports=t.default},function(e,t,n){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function i(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function a(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function o(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(t,"__esModule",{value:!0});var u=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}
return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}(),l=n(0),c=i(l),h=n(1),f=r(h),d=n(3),p=r(d),v=n(2),y=r(v),m=n(4),g=r(m),b=n(5),k=r(b),w=function(e){function t(e){var n;a(this,t);var r=s(this,(t.__proto__||Object.getPrototypeOf(t)).call(this));if(r.defaultParams={height:128,waveColor:"#999",progressColor:"#555",cursorColor:"#333",cursorWidth:1,skipLength:2,minPxPerSec:20,pixelRatio:window.devicePixelRatio||screen.deviceXDPI/screen.logicalXDPI,fillParent:!0,scrollParent:!1,hideScrollbar:!1,normalize:!1,audioContext:null,container:null,dragSelection:!0,loopSelection:!0,audioRate:1,interact:!0,splitChannels:!1,mediaContainer:null,mediaControls:!1,renderer:p.default,maxCanvasWidth:4e3,backend:"WebAudio",mediaType:"audio",autoCenter:!0,partialRender:!0,plugins:[]},r.backends={MediaElement:g.default,WebAudio:y.default},r.util=c,r.params=c.extend({},r.defaultParams,e),r.container="string"==typeof e.container?document.querySelector(r.params.container):r.params.container,!r.container)throw new Error("Container element not found");if(null==r.params.mediaContainer?r.mediaContainer=r.container:"string"==typeof r.params.mediaContainer?r.mediaContainer=document.querySelector(r.params.mediaContainer):r.mediaContainer=r.params.mediaContainer,!r.mediaContainer)throw new Error("Media Container element not found");if(r.params.maxCanvasWidth<=1)throw new Error("maxCanvasWidth must be greater than 1");if(r.params.maxCanvasWidth%2==1)throw new Error("maxCanvasWidth must be an even number");if(r.savedVolume=0,r.isMuted=!1,r.tmpEvents=[],r.currentAjax=null,"function"!=typeof r.params.renderer)throw new Error("Renderer parameter is invalid");return r.Drawer=r.params.renderer,r.Backend=r.backends[r.params.backend],r.initialisedPluginList={},r.registerPlugins(r.params.plugins),r.createDrawer(),r.createBackend(),r.createPeakCache(),r.isDestroyed=!1,n=r,s(r,n)}return o(t,e),u(t,null,[{key:"create",value:function(e){var n=new t(e);return n}}]),u(t,[{key:"registerPlugins",value:function(e){var t=this;return e.forEach(function(e){return t.addPlugin(e)}),e.forEach(function(e){e.deferInit||t.initPlugin(e.name)}),this.fireEvent("plugins-registered",e),this}},{key:"addPlugin",value:function(e){var t=this;if(!e.name)throw new Error("Plugin does not have a name!");if(!e.instance)throw new Error("Plugin "+e.name+" does not have an instance factory!");e.static&&Object.keys(e.static).forEach(function(n){t[n]=e.static[n]}),e.deferInit=e.deferInit||!1;var n=function(){},r={observer:f.default,drawer:this.Drawer};return e.extends&&e.extends.forEach(function(t,i){if(!r[t])throw new Error("Cannot extend plugin "+e.name+" with "+t+", the object was not found!");0===i?n=r[t]:c.inherits(n,r[t])}),this[e.name]=new(e.instance(n))(this),this.fireEvent("plugin-added",e.name),this}},{key:"initPlugin",value:function(e){if(!this[e])throw new Error("Plugin "+e+" has not been added yet!");return this.initialisedPluginList[e]&&this.destroyPlugin(e),this[e].init(),this.initialisedPluginList[e]=!0,this.fireEvent("plugin-initialised",e),this}},{key:"destroyPlugin",value:function(e){if(!this[e])throw new Error("Plugin "+e+" has not been added yet and cannot be destroyed!");if(!this.initialisedPluginList[e])throw new Error("Plugin "+e+" is not active and cannot be destroyed!");if("function"!=typeof this[e].destroy)throw new Error("Plugin "+e+" does not have a destroy function!");return this[e].destroy(),delete this.initialisedPluginList[e],this.fireEvent("plugin-destroyed",e),this}},{key:"destroyAllPlugins",value:function(){var e=this;Object.keys(this.initialisedPluginList).forEach(function(t){return e.destroyPlugin(t)})}},{key:"createDrawer",value:function(){var e=this;this.drawer=new this.Drawer(this.container,this.params),this.drawer.initDrawer(),this.fireEvent("drawer-created",this.drawer),this.drawer.on("redraw",function(){e.drawBuffer(),e.drawer.progress(e.backend.getPlayedPercents())}),this.drawer.on("click",function(t,n){setTimeout(function(){return e.seekTo(n)},0)}),this.drawer.on("scroll",function(t){e.params.partialRender&&e.drawBuffer(),e.fireEvent("scroll",t)})}},{key:"createBackend",value:function(){var e=this;this.backend&&this.backend.destroy(),"AudioElement"==this.params.backend&&(this.params.backend="MediaElement"),"WebAudio"!=this.params.backend||c.supportsWebAudio()||(this.params.backend="MediaElement"),this.backend=new this.Backend(this.params),this.fireEvent("backend-created",this.backend),this.backend.on("finish",function(){return e.fireEvent("finish")}),this.backend.on("play",function(){return e.fireEvent("play")}),this.backend.on("pause",function(){return e.fireEvent("pause")}),this.backend.on("audioprocess",function(t){e.drawer.progress(e.backend.getPlayedPercents()),e.fireEvent("audioprocess",t)})}},{key:"createPeakCache",value:function(){this.params.partialRender&&(this.peakCache=new k.default)}},{key:"getDuration",value:function(){return this.backend.getDuration()}},{key:"getCurrentTime",value:function(){return this.backend.getCurrentTime()}},{key:"play",value:function(e,t){var n=this;this.fireEvent("interaction",function(){return n.play(e,t)}),this.backend.play(e,t)}},{key:"pause",value:function(){this.backend.pause()}},{key:"playPause",value:function(){this.backend.isPaused()?this.play():this.pause()}},{key:"isPlaying",value:function(){return!this.backend.isPaused()}},{key:"skipBackward",value:function(e){this.skip(-e||-this.params.skipLength)}},{key:"skipForward",value:function(e){this.skip(e||this.params.skipLength)}},{key:"skip",value:function(e){var t=this.getDuration()||1,n=this.getCurrentTime()||0;n=Math.max(0,Math.min(t,n+(e||0))),this.seekAndCenter(n/t)}},{key:"seekAndCenter",value:function(e){this.seekTo(e),this.drawer.recenter(e)}},{key:"seekTo",value:function(e){var t=this;this.fireEvent("interaction",function(){return t.seekTo(e)});var n=this.backend.isPaused(),r=this.params.scrollParent;n&&(this.params.scrollParent=!1),this.backend.seekTo(e*this.getDuration()),this.drawer.progress(this.backend.getPlayedPercents()),n||(this.backend.pause(),this.backend.play()),this.params.scrollParent=r,this.fireEvent("seek",e)}},{key:"stop",value:function(){this.pause(),this.seekTo(0),this.drawer.progress(0)}},{key:"setVolume",value:function(e){this.backend.setVolume(e)}},{key:"setPlaybackRate",value:function(e){this.backend.setPlaybackRate(e)}},{key:"toggleMute",value:function(){this.setMute(!this.isMuted)}},{key:"setMute",value:function(e){e!==this.isMuted&&(e?(this.savedVolume=this.backend.getVolume(),this.backend.setVolume(0),this.isMuted=!0):(this.backend.setVolume(this.savedVolume),this.isMuted=!1))}},{key:"toggleScroll",value:function(){this.params.scrollParent=!this.params.scrollParent,this.drawBuffer()}},{key:"toggleInteraction",value:function(){this.params.interact=!this.params.interact}},{key:"drawBuffer",value:function(){var e=Math.round(this.getDuration()*this.params.minPxPerSec*this.params.pixelRatio),t=this.drawer.getWidth(),n=e,r=this.drawer.getScrollX(),i=Math.min(r+t,n);this.params.fillParent&&(!this.params.scrollParent||e<t)&&(n=t,r=0,i=n);var a=void 0;if(this.params.partialRender){var s=this.peakCache.addRangeToPeakCache(n,r,i),o=void 0;for(o=0;o<s.length;o++)a=this.backend.getPeaks(n,s[o][0],s[o][1]),this.drawer.drawPeaks(a,n,s[o][0],s[o][1])}else r=0,i=n,a=this.backend.getPeaks(n,r,i),this.drawer.drawPeaks(a,n,r,i);this.fireEvent("redraw",a,n)}},{key:"zoom",value:function(e){this.params.minPxPerSec=e,this.params.scrollParent=!0,this.drawBuffer(),this.drawer.progress(this.backend.getPlayedPercents()),this.drawer.recenter(this.getCurrentTime()/this.getDuration()),this.fireEvent("zoom",e)}},{key:"loadArrayBuffer",value:function(e){var t=this;this.decodeArrayBuffer(e,function(e){t.isDestroyed||t.loadDecodedBuffer(e)})}},{key:"loadDecodedBuffer",value:function(e){this.backend.load(e),this.drawBuffer(),this.fireEvent("ready")}},{key:"loadBlob",value:function(e){var t=this,n=new FileReader;n.addEventListener("progress",function(e){return t.onProgress(e)}),n.addEventListener("load",function(e){return t.loadArrayBuffer(e.target.result)}),n.addEventListener("error",function(){return t.fireEvent("error","Error reading file")}),n.readAsArrayBuffer(e),this.empty()}},{key:"load",value:function(e,t,n){switch(this.empty(),this.params.backend){case"WebAudio":return this.loadBuffer(e,t);case"MediaElement":return this.loadMediaElement(e,t,n)}}},{key:"loadBuffer",value:function(e,t){var n=this,r=function(t){return t&&n.tmpEvents.push(n.once("ready",t)),n.getArrayBuffer(e,function(e){return n.loadArrayBuffer(e)})};return t?(this.backend.setPeaks(t),this.drawBuffer(),this.tmpEvents.push(this.once("interaction",r)),void 0):r()}},{key:"loadMediaElement",value:function(e,t,n){var r=this,i=e;if("string"==typeof e)this.backend.load(i,this.mediaContainer,t,n);else{var a=e;this.backend.loadElt(a,t),i=a.src}this.tmpEvents.push(this.backend.once("canplay",function(){r.drawBuffer(),r.fireEvent("ready")}),this.backend.once("error",function(e){return r.fireEvent("error",e)})),t?this.backend.setPeaks(t):this.backend.supportsWebAudio()&&this.getArrayBuffer(i,function(e){r.decodeArrayBuffer(e,function(e){r.backend.buffer=e,r.drawBuffer(),r.fireEvent("waveform-ready")})})}},{key:"decodeArrayBuffer",value:function(e,t){var n=this;this.arraybuffer=e,this.backend.decodeArrayBuffer(e,function(r){n.isDestroyed||n.arraybuffer!=e||(t(r),n.arraybuffer=null)},function(){return n.fireEvent("error","Error decoding audiobuffer")})}},{key:"getArrayBuffer",value:function(e,t){var n=this,r=c.ajax({url:e,responseType:"arraybuffer"});return this.currentAjax=r,this.tmpEvents.push(r.on("progress",function(e){n.onProgress(e)}),r.on("success",function(e,r){t(e),n.currentAjax=null}),r.on("error",function(e){n.fireEvent("error","XHR error: "+e.target.statusText),n.currentAjax=null})),r}},{key:"onProgress",value:function(e){var t=void 0;t=e.lengthComputable?e.loaded/e.total:e.loaded/(e.loaded+1e6),this.fireEvent("loading",Math.round(100*t),e.target)}},{key:"exportPCM",value:function(e,t,n){e=e||1024,t=t||1e4,n=n||!1;var r=this.backend.getPeaks(e,t),i=[].map.call(r,function(e){return Math.round(e*t)/t}),a=JSON.stringify(i);return n||window.open("data:application/json;charset=utf-8,"+encodeURIComponent(a)),a}},{key:"exportImage",value:function(e,t){return e||(e="image/png"),t||(t=1),this.drawer.getImage(e,t)}},{key:"cancelAjax",value:function(){this.currentAjax&&(this.currentAjax.xhr.abort(),this.currentAjax=null)}},{key:"clearTmpEvents",value:function(){this.tmpEvents.forEach(function(e){return e.un()})}},{key:"empty",value:function(){this.backend.isPaused()||(this.stop(),this.backend.disconnectSource()),this.cancelAjax(),this.clearTmpEvents(),this.drawer.progress(0),this.drawer.setWidth(0),this.drawer.drawPeaks({length:this.drawer.getWidth()},0)}},{key:"destroy",value:function(){this.destroyAllPlugins(),this.fireEvent("destroy"),this.cancelAjax(),this.clearTmpEvents(),this.unAll(),this.backend.destroy(),this.drawer.destroy(),this.isDestroyed=!0}}]),t}(f.default);t.default=w,e.exports=t.default}])});
//# sourceMappingURL=wavesurfer.min.js.map