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1"./src/drawer.canvasentry.js":(e,t,r)=>{"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var n=a(r("./src/util/style.js")),i=a(r("./src/util/get-id.js"));function a(e){return e&&e.__esModule?e:{default:e}}function s(e){return(s="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})(e)}t.default=function(){var e;function t(){if(!(this instanceof t))throw TypeError("Cannot call a class as a function");this.wave=null,this.waveCtx=null,this.progress=null,this.progressCtx=null,this.start=0,this.end=1,this.id=(0,i.default)(void 0!==this.constructor.name?this.constructor.name.toLowerCase()+"_":"canvasentry_"),this.canvasContextAttributes={}}return e=[{key:"initWave",value:function(e){this.wave=e,this.waveCtx=this.wave.getContext("2d",this.canvasContextAttributes)}},{key:"initProgress",value:function(e){this.progress=e,this.progressCtx=this.progress.getContext("2d",this.canvasContextAttributes)}},{key:"updateDimensions",value:function(e,t,r,i){this.start=this.wave.offsetLeft/t||0,this.end=this.start+e/t,this.wave.width=r,this.wave.height=i;var a={width:e+"px"};(0,n.default)(this.wave,a),this.hasProgressCanvas&&(this.progress.width=r,this.progress.height=i,(0,n.default)(this.progress,a))}},{key:"clearWave",value:function(){this.waveCtx.clearRect(0,0,this.waveCtx.canvas.width,this.waveCtx.canvas.height),this.hasProgressCanvas&&this.progressCtx.clearRect(0,0,this.progressCtx.canvas.width,this.progressCtx.canvas.height)}},{key:"setFillStyles",value:function(e,t){this.waveCtx.fillStyle=this.getFillStyle(this.waveCtx,e),this.hasProgressCanvas&&(this.progressCtx.fillStyle=this.getFillStyle(this.progressCtx,t))}},{key:"getFillStyle",value:function(e,t){if("string"==typeof t||t instanceof CanvasGradient)return t;var r=e.createLinearGradient(0,0,0,e.canvas.height);return t.forEach(function(e,n){return r.addColorStop(n/t.length,e)}),r}},{key:"applyCanvasTransforms",value:function(e){e&&(this.waveCtx.setTransform(0,1,1,0,0,0),this.hasProgressCanvas&&this.progressCtx.setTransform(0,1,1,0,0,0))}},{key:"fillRects",value:function(e,t,r,n,i){this.fillRectToContext(this.waveCtx,e,t,r,n,i),this.hasProgressCanvas&&this.fillRectToContext(this.progressCtx,e,t,r,n,i)}},{key:"fillRectToContext",value:function(e,t,r,n,i,a){e&&(a?this.drawRoundedRect(e,t,r,n,i,a):e.fillRect(t,r,n,i))}},{key:"drawRoundedRect",value:function(e,t,r,n,i,a){0!==i&&(i<0&&(i*=-1,r-=i),e.beginPath(),e.moveTo(t+a,r),e.lineTo(t+n-a,r),e.quadraticCurveTo(t+n,r,t+n,r+a),e.lineTo(t+n,r+i-a),e.quadraticCurveTo(t+n,r+i,t+n-a,r+i),e.lineTo(t+a,r+i),e.quadraticCurveTo(t,r+i,t,r+i-a),e.lineTo(t,r+a),e.quadraticCurveTo(t,r,t+a,r),e.closePath(),e.fill())}},{key:"drawLines",value:function(e,t,r,n,i,a){this.drawLineToContext(this.waveCtx,e,t,r,n,i,a),this.hasProgressCanvas&&this.drawLineToContext(this.progressCtx,e,t,r,n,i,a)}},{key:"drawLineToContext",value:function(e,t,r,n,i,a,s){if(e){var o,u,l=t.length/2,c=Math.round(l*this.start),f=Math.round(l*this.end)+1,h=this.wave.width/(f-c-1),d=n+i,p=r/n;for(e.beginPath(),e.moveTo((c-c)*h,d),e.lineTo((c-c)*h,d-Math.round((t[2*c]||0)/p)),o=c;o<f;o++)u=Math.round((t[2*o]||0)/p),e.lineTo((o-c)*h+this.halfPixel,d-u);for(var v=f-1;v>=c;v--)u=Math.round((t[2*v+1]||0)/p),e.lineTo((v-c)*h+this.halfPixel,d-u);e.lineTo((c-c)*h,d-Math.round((t[2*c+1]||0)/p)),e.closePath(),e.fill()}}},{key:"destroy",value:function(){this.waveCtx=null,this.wave=null,this.progressCtx=null,this.progress=null}},{key:"getImage",value:function(e,t,r){var n=this;return"blob"===r?new Promise(function(r){n.wave.toBlob(r,e,t)}):"dataURL"===r?this.wave.toDataURL(e,t):void 0}}],function(e,t){for(var r=0;r<t.length;r++){var n=t[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,function(e){var t=function(e,t){if("object"!==s(e)||null===e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var n=r.call(e,t||"default");if("object"!==s(n))return n;throw TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"===s(t)?t:String(t)}(n.key),n)}}(t.prototype,e),Object.defineProperty(t,"prototype",{writable:!1}),t}(),e.exports=t.default},
1"./src/drawer.js":(e,t,r)=>{"use strict";function n(e){return(n="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})(e)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var i=function(e){if(e&&e.__esModule)return e;if(null===e||"object"!==n(e)&&"function"!=typeof e)return{default:e};var t=a(void 0);if(t&&t.has(e))return t.get(e);var r={},i=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var s in e)if("default"!==s&&Object.prototype.hasOwnProperty.call(e,s)){var o=i?Object.getOwnPropertyDescriptor(e,s):null;o&&(o.get||o.set)?Object.defineProperty(r,s,o):r[s]=e[s]}return r.default=e,t&&t.set(e,r),r}(r("./src/util/index.js"));function a(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,r=new WeakMap;return(a=function(e){return e?r:t})(e)}function s(e,t){return(s=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}function o(e){return(o=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}t.default=function(e){if("function"!=typeof e&&null!==e)throw TypeError("Super expression must either be null or a function");u.prototype=Object.create(e&&e.prototype,{constructor:{value:u,writable:!0,configurable:!0}}),Object.defineProperty(u,"prototype",{writable:!1}),e&&s(u,e);var t,r,a=(t=function(){if("u"<typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,r=o(u);return e=t?Reflect.construct(r,arguments,o(this).constructor):r.apply(this,arguments),function(e,t){if(t&&("object"===n(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");var r=e;if(void 0===r)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return r}(this,e)});function u(e,t){var r;if(!(this instanceof u))throw TypeError("Cannot call a class as a function");return(r=a.call(this)).container=i.withOrientation(e,t.vertical),r.params=t,r.width=0,r.height=t.height*r.params.pixelRatio,r.lastPos=0,r.wrapper=null,r}return r=[{key:"style",value:function(e,t){return i.style(e,t)}},{key:"createWrapper",value:function(){this.wrapper=i.withOrientation(this.container.appendChild(document.createElement("wave")),this.params.vertical),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%",cursor:this.params.hideCursor?"none":"auto",overflowX:this.params.hideScrollbar?"hidden":"auto",overflowY:"hidden"}),this.setupWrapperEvents()}},{key:"handleEvent",value:function(e,t){t||e.preventDefault();var r,n=i.withOrientation(e.targetTouches?e.targetTouches[0]:e,this.params.vertical).clientX,a=this.wrapper.getBoundingClientRect(),s=this.width,o=this.getWidth(),u=this.getProgressPixels(a,n);return r=!this.params.fillParent&&s<o?u*(this.params.pixelRatio/s)||0:(u+this.wrapper.scrollLeft)/this.wrapper.scrollWidth||0,i.clamp(r,0,1)}},{key:"getProgressPixels",value:function(e,t){return this.params.rtl?e.right-t:t-e.left}},{key:"setupWrapperEvents",value:function(){var e=this;this.wrapper.addEventListener("click",function(t){var r=i.withOrientation(t,e.params.vertical),n=e.wrapper.offsetHeight-e.wrapper.clientHeight;if(0!==n){var a=e.wrapper.getBoundingClientRect();if(r.clientY>=a.bottom-n)return}e.params.interact&&e.fireEvent("click",t,e.handleEvent(t))}),this.wrapper.addEventListener("dblclick",function(t){e.params.interact&&e.fireEvent("dblclick",t,e.handleEvent(t))}),this.wrapper.addEventListener("scroll",function(t){return e.fireEvent("scroll",t)})}},{key:"drawPeaks",value:function(e,t,r,n){this.setWidth(t)||this.clearWave(),this.params.barWidth?this.drawBars(e,0,r,n):this.drawWave(e,0,r,n
1)}},{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 r=this.wrapper.scrollLeft,n=~~(this.wrapper.clientWidth/2),i=this.wrapper.scrollWidth-this.wrapper.clientWidth,a=e-n,s=a-r;if(0!=i){if(!t&&-n<=s&&s<n){var o=this.params.autoCenterRate;o/=n,o*=i,a=r+(s=Math.max(-o,Math.min(o,s)))}(a=Math.max(0,Math.min(i,a)))!=r&&(this.wrapper.scrollLeft=a)}}},{key:"getScrollX",value:function(){var e=0;if(this.wrapper){var t=this.params.pixelRatio;e=Math.round(this.wrapper.scrollLeft*t),this.params.scrollParent&&(e=Math.min(~~(this.wrapper.scrollWidth*t-this.getWidth()),Math.max(0,e)))}return e}},{key:"getWidth",value:function(){return Math.round(this.container.clientWidth*this.params.pixelRatio)}},{key:"setWidth",value:function(e){if(this.width==e)return!1;if(this.width=e,this.params.fillParent||this.params.scrollParent)this.style(this.wrapper,{width:""});else{var t=~~(this.width/this.params.pixelRatio)+"px";this.style(this.wrapper,{width:t})}return this.updateSize(),!0}},{key:"setHeight",value:function(e){return e!=this.height&&(this.height=e,this.style(this.wrapper,{height:~~(this.height/this.params.pixelRatio)+"px"}),this.updateSize(),!0)}},{key:"progress",value:function(e){var t=1/this.params.pixelRatio,r=Math.round(e*this.width)*t;if(r<this.lastPos||r-this.lastPos>=t){if(this.lastPos=r,this.params.scrollParent&&this.params.autoCenter){var n=~~(this.wrapper.scrollWidth*e);this.recenterOnPosition(n,this.params.autoCenterImmediately)}this.updateProgress(r)}}},{key:"destroy",value:function(){this.unAll(),this.wrapper&&(this.wrapper.parentNode==this.container.domElement&&this.container.removeChild(this.wrapper.domElement),this.wrapper=null)}},{key:"updateCursor",value:function(){}},{key:"updateSize",value:function(){}},{key:"drawBars",value:function(e,t,r,n){}},{key:"drawWave",value:function(e,t,r,n){}},{key:"clearWave",value:function(){}},{key:"updateProgress",value:function(e){}}],function(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,function(e){var t=function(e,t){if("object"!==n(e)||null===e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var i=r.call(e,t||"default");if("object"!==n(i))return i;throw TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"===n(t)?t:String(t)}(i.key),i)}}(u.prototype,r),Object.defineProperty(u,"prototype",{writable:!1}),u}(i.Observer),e.exports=t.default},
1"./src/drawer.multicanvas.js":(e,t,r)=>{"use strict";function n(e){return(n="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})(e)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var i=u(r("./src/drawer.js")),a=function(e){if(e&&e.__esModule)return e;if(null===e||"object"!==n(e)&&"function"!=typeof e)return{default:e};var t=o(void 0);if(t&&t.has(e))return t.get(e);var r={},i=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var a in e)if("default"!==a&&Object.prototype.hasOwnProperty.call(e,a)){var s=i?Object.getOwnPropertyDescriptor(e,a):null;s&&(s.get||s.set)?Object.defineProperty(r,a,s):r[a]=e[a]}return r.default=e,t&&t.set(e,r),r}(r("./src/util/index.js")),s=u(r("./src/drawer.canvasentry.js"));function o(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,r=new WeakMap;return(o=function(e){return e?r:t})(e)}function u(e){return e&&e.__esModule?e:{default:e}}function l(e,t){return(l=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}function c(e){return(c=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}t.default=function(e){if("function"!=typeof e&&null!==e)throw TypeError("Super expression must either be null or a function");o.prototype=Object.create(e&&e.prototype,{constructor:{value:o,writable:!0,configurable:!0}}),Object.defineProperty(o,"prototype",{writable:!1}),e&&l(o,e);var t,r,i=(t=function(){if("u"<typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,r=c(o);return e=t?Reflect.construct(r,arguments,c(this).constructor):r.apply(this,arguments),function(e,t){if(t&&("object"===n(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");var r=e;if(void 0===r)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return r}(this,e)});function o(e,t){var r;if(!(this instanceof o))throw TypeError("Cannot call a class as a function");return(r=i.call(this,e,t)).maxCanvasWidth=t.maxCanvasWidth,r.maxCanvasElementWidth=Math.round(t.maxCanvasWidth/t.pixelRatio),r.hasProgressCanvas=t.waveColor!=t.progressColor,r.halfPixel=.5/t.pixelRatio,r.canvases=[],r.progressWave=null,r.EntryClass=s.default,r.canvasContextAttributes=t.drawingContextAttributes,r.overlap=2*Math.ceil(t.pixelRatio/2),r.barRadius=t.barRadius||0,r.vertical=t.vertical,r}return r=[{key:"init",value:function(){this.createWrapper(),this.createElements()}},{key:"createElements",value:function(){this.progressWave=a.withOrientation(this.wrapper.appendChild(document.createElement("wave")),this.params.vertical),this.style(this.progressWave,{position:"absolute",zIndex:3,left:0,top:0,bottom:0,overflow:"hidden",width:"0",display:"none",boxSizing:"border-box",borderRightStyle:"solid",pointerEvents:"none"}),this.addCanvas(),this.updateCursor()}},{key:"updateCursor",value:function(){this.style(this.progressWave,{borderRightWidth:this.params.cursorWidth+"px",borderRightColor:this.params.cursorColor})}},{key:"updateSize",value:function(){for(var e=this,t=Math.ceil(Math.round(this.width/this.params.pixelRatio)/(this.maxCanvasElementWidth+this.overlap));this.canvases.length<t;)this.addCanvas();for(;this.canvases.length>t;)this.removeCanvas();var r=this.maxCanvasWidth+this.overlap,n=this.canvases.length-1;this.canvases.forEach(function(t,i){i==n&&(r=e.width-e.maxCanvasWidth*n),e.updateDimensions(t,r,e.height),t.clearWave()})}},{key:"addCanvas",value:function(){var e=new this.EntryClass;e.canvasContextAttributes=this.canvasContextAttributes,e.hasProgressCanvas=this.hasProgressCanvas,e.halfPixel=this.halfPixel;var t=this.maxCanvasElementWidth*this.canvases.length,r=a.withOrientation(this.wrapper.appendChild(document.createElement("canvas")),this.params.vertical);
1if(this.style(r,{position:"absolute",zIndex:2,left:t+"px",top:0,bottom:0,height:"100%",pointerEvents:"none"}),e.initWave(r),this.hasProgressCanvas){var n=a.withOrientation(this.progressWave.appendChild(document.createElement("canvas")),this.params.vertical);this.style(n,{position:"absolute",left:t+"px",top:0,bottom:0,height:"100%"}),e.initProgress(n)}this.canvases.push(e)}},{key:"removeCanvas",value:function(){var e=this.canvases[this.canvases.length-1];e.wave.parentElement.removeChild(e.wave.domElement),this.hasProgressCanvas&&e.progress.parentElement.removeChild(e.progress.domElement),e&&(e.destroy(),e=null),this.canvases.pop()}},{key:"updateDimensions",value:function(e,t,r){var n=Math.round(t/this.params.pixelRatio),i=Math.round(this.width/this.params.pixelRatio);e.updateDimensions(n,i,t,r),this.style(this.progressWave,{display:"block"})}},{key:"clearWave",value:function(){var e=this;a.frame(function(){e.canvases.forEach(function(e){return e.clearWave()})})()}},{key:"drawBars",value:function(e,t,r,n){var i=this;return this.prepareDraw(e,t,r,n,function(e){var t=e.absmax,a=e.hasMinVals,s=(e.height,e.offsetY),o=e.halfH,u=e.peaks,l=e.channelIndex;if(void 0!==r)for(var c=a?2:1,f=u.length/c,h=i.params.barWidth*i.params.pixelRatio,d=null===i.params.barGap?Math.max(i.params.pixelRatio,~~(h/2)):Math.max(i.params.pixelRatio,i.params.barGap*i.params.pixelRatio),p=h+d,v=f/i.width,y=r;y<n;y+=p){var m=0,b=Math.floor(y*v)*c,g=Math.floor((y+p)*v)*c;do{var A=Math.abs(u[b]);A>m&&(m=A),b+=c}while(b<g);var k=Math.round(m/t*o);i.params.barMinHeight&&(k=Math.max(k,i.params.barMinHeight)),i.fillRect(y+i.halfPixel,o-k+s,h+i.halfPixel,2*k,i.barRadius,l)}})}},{key:"drawWave",value:function(e,t,r,n){var i=this;return this.prepareDraw(e,t,r,n,function(e){var t=e.absmax,a=e.hasMinVals,s=(e.height,e.offsetY),o=e.halfH,u=e.peaks,l=e.channelIndex;if(!a){for(var c=[],f=u.length,h=0;h<f;h++)c[2*h]=u[h],c[2*h+1]=-u[h];u=c}void 0!==r&&i.drawLine(u,t,o,s,r,n,l),i.fillRect(0,o+s-i.halfPixel,i.width,i.halfPixel,i.barRadius,l)})}},{key:"drawLine",value:function(e,t,r,n,i,a,s){var o=this,u=this.params.splitChannelsOptions.channelColors[s]||{},l=u.waveColor,c=u.progressColor;this.canvases.forEach(function(s,u){o.setFillStyles(s,l,c),o.applyCanvasTransforms(s,o.params.vertical),s.drawLines(e,t,r,n,i,a)})}},{key:"fillRect",value:function(e,t,r,n,i,a){for(var s=Math.floor(e/this.maxCanvasWidth),o=Math.min(Math.ceil((e+r)/this.maxCanvasWidth)+1,this.canvases.length),u=s;u<o;u++){var l=this.canvases[u],c=u*this.maxCanvasWidth,f={x1:Math.max(e,u*this.maxCanvasWidth),y1:t,x2:Math.min(e+r,u*this.maxCanvasWidth+l.wave.width),y2:t+n};if(f.x1<f.x2){var h=this.params.splitChannelsOptions.channelColors[a]||{},d=h.waveColor,p=h.progressColor;this.setFillStyles(l,d,p),this.applyCanvasTransforms(l,this.params.vertical),l.fillRects(f.x1-c,f.y1,f.x2-f.x1,f.y2-f.y1,i)}}}},{key:"hideChannel",value:function(e){return this.params.splitChannels&&this.params.splitChannelsOptions.filterChannels.includes(e)}},{key:"prepareDraw",value:function(e,t,r,n,i,s,o){var u=this;return a.frame(function(){if(e[0]instanceof Array){var l=e;if(u.params.splitChannels){var c,f=l.filter(function(e,t){return!u.hideChannel(t)});return u.params.splitChannelsOptions.overlay||u.setHeight(Math.max(f.length,1)*u.params.height*u.params.pixelRatio),u.params.splitChannelsOptions&&u.params.splitChannelsOptions.relativeNormalization&&(c=a.max(l.map(function(e){return a.absMax(e)}))),l.forEach(function(e,t){return u.prepareDraw(e,t,r,n,i,f.indexOf(e),c)})}e=l[0]}if(!u.hideChannel(t)){var h=1/u.params.barHeight;u.params.normalize&&(h=void 0===o?a.absMax(e):o);var d=[].some.call(e,function(e){return e<0}),p=u.params.height*u.params.pixelRatio,v=p*s||0;return u.params.splitChannelsOptions&&u.params.splitChannelsOptions.overlay&&(v=0),i({absmax:h,hasMinVals:d,height:p,offsetY:v,halfH:p/2,peaks:e,channelIndex:t})}})()}},{key:"setFillStyles",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.params.waveColor,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:this.params.progressColor;e.setFillStyles(t,r)}},{key:"applyCanvasTransforms",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e.applyCanvasTransforms(t)}},{key:"getImage",value:function(e,t,r){if("blob"===r)return Promise.all(this.canvase
1s.map(function(n){return n.getImage(e,t,r)}));if("dataURL"===r){var n=this.canvases.map(function(n){return n.getImage(e,t,r)});return n.length>1?n:n[0]}}},{key:"updateProgress",value:function(e){this.style(this.progressWave,{width:e+"px"})}}],function(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,function(e){var t=function(e,t){if("object"!==n(e)||null===e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var i=r.call(e,t||"default");if("object"!==n(i))return i;throw TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"===n(t)?t:String(t)}(i.key),i)}}(o.prototype,r),Object.defineProperty(o,"prototype",{writable:!1}),o}(i.default),e.exports=t.default},
1"./src/mediaelement-webaudio.js":(e,t,r)=>{"use strict";function n(e){return(n="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})(e)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var i,a=(i=r("./src/mediaelement.js"))&&i.__esModule?i:{default:i};function s(){return(s="u">typeof Reflect&&Reflect.get?Reflect.get.bind():function(e,t,r){var n=function(e,t){for(;!Object.prototype.hasOwnProperty.call(e,t)&&null!==(e=u(e)););return e}(e,t);if(n){var i=Object.getOwnPropertyDescriptor(n,t);return i.get?i.get.call(arguments.length<3?e:r):i.value}}).apply(this,arguments)}function o(e,t){return(o=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}function u(e){return(u=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}t.default=function(e){if("function"!=typeof e&&null!==e)throw TypeError("Super expression must either be null or a function");a.prototype=Object.create(e&&e.prototype,{constructor:{value:a,writable:!0,configurable:!0}}),Object.defineProperty(a,"prototype",{writable:!1}),e&&o(a,e);var t,r,i=(t=function(){if("u"<typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,r=u(a);return e=t?Reflect.construct(r,arguments,u(this).constructor):r.apply(this,arguments),function(e,t){if(t&&("object"===n(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");var r=e;if(void 0===r)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return r}(this,e)});function a(e){var t;if(!(this instanceof a))throw TypeError("Cannot call a class as a function");return(t=i.call(this,e)).params=e,t.sourceMediaElement=null,t}return r=[{key:"init",value:function(){this.setPlaybackRate(this.params.audioRate),this.createTimer(),this.createVolumeNode(),this.createScriptNode(),this.createAnalyserNode()}},{key:"_load",value:function(e,t,r){s(u(a.prototype),"_load",this).call(this,e,t,r),this.createMediaElementSource(e)}},{key:"createMediaElementSource",value:function(e){this.sourceMediaElement=this.ac.createMediaElementSource(e),this.sourceMediaElement.connect(this.analyser)}},{key:"play",value:function(e,t){return this.resumeAudioContext(),s(u(a.prototype),"play",this).call(this,e,t)}},{key:"destroy",value:function(){s(u(a.prototype),"destroy",this).call(this),this.destroyWebAudio()}}],function(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,function(e){var t=function(e,t){if("object"!==n(e)||null===e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var i=r.call(e,t||"default");if("object"!==n(i))return i;throw TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"===n(t)?t:String(t)}(i.key),i)}}(a.prototype,r),Object.defineProperty(a,"prototype",{writable:!1}),a}(a.default),e.exports=t.default},
1"./src/mediaelement.js":(e,t,r)=>{"use strict";function n(e){return(n="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})(e)}Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var i,a=(i=r("./src/webaudio.js"))&&i.__esModule?i:{default:i},s=function(e){if(e&&e.__esModule)return e;if(null===e||"object"!==n(e)&&"function"!=typeof e)return{default:e};var t=o(void 0);if(t&&t.has(e))return t.get(e);var r={},i=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var a in e)if("default"!==a&&Object.prototype.hasOwnProperty.call(e,a)){var s=i?Object.getOwnPropertyDescriptor(e,a):null;s&&(s.get||s.set)?Object.defineProperty(r,a,s):r[a]=e[a]}return r.default=e,t&&t.set(e,r),r}(r("./src/util/index.js"));function o(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,r=new WeakMap;return(o=function(e){return e?r:t})(e)}function u(){return(u="u">typeof Reflect&&Reflect.get?Reflect.get.bind():function(e,t,r){var n=function(e,t){for(;!Object.prototype.hasOwnProperty.call(e,t)&&null!==(e=c(e)););return e}(e,t);if(n){var i=Object.getOwnPropertyDescriptor(n,t);return i.get?i.get.call(arguments.length<3?e:r):i.value}}).apply(this,arguments)}function l(e,t){return(l=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}function c(e){return(c=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}t.default=function(e){if("function"!=typeof e&&null!==e)throw TypeError("Super expression must either be null or a function");a.prototype=Object.create(e&&e.prototype,{constructor:{value:a,writable:!0,configurable:!0}}),Object.defineProperty(a,"prototype",{writable:!1}),e&&l(a,e);var t,r,i=(t=function(){if("u"<typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,r=c(a);return e=t?Reflect.construct(r,arguments,c(this).constructor):r.apply(this,arguments),function(e,t){if(t&&("object"===n(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");var r=e;if(void 0===r)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return r}(this,e)});function a(e){var t;if(!(this instanceof a))throw TypeError("Cannot call a class as a function");return(t=i.call(this,e)).params=e,t.media={currentTime:0,duration:0,paused:!0,playbackRate:1,play:function(){},pause:function(){},volume:0},t.mediaType=e.mediaType.toLowerCase(),t.elementPosition=e.elementPosition,t.peaks=null,t.playbackRate=1,t.volume=1,t.isMuted=!1,t.buffer=null,t.onPlayEnd=null,t.mediaListeners={},t}return r=[{key:"init",value:function(){this.setPlaybackRate(this.params.audioRate),this.createTimer()}},{key:"_setupMediaListeners",value:function(){var e=this;this.mediaListeners.error=function(){e.fireEvent("error","Error loading media element")},this.mediaListeners.waiting=function(){e.fireEvent("waiting")},this.mediaListeners.canplay=function(){e.fireEvent("canplay")},this.mediaListeners.ended=function(){e.fireEvent("finish")},this.mediaListeners.play=function(){e.fireEvent("play")},this.mediaListeners.pause=function(){e.fireEvent("pause")},this.mediaListeners.seeked=function(t){e.fireEvent("seek")},this.mediaListeners.volumechange=function(t){e.isMuted=e.media.muted,e.isMuted?e.volume=0:e.volume=e.media.volume,e.fireEvent("volume")},Object.keys(this.mediaListeners).forEach(function(t){e.media.removeEventListener(t,e.mediaListeners[t]),e.media.addEventListener(t,e.mediaListeners[t])})}},{key:"createTimer",value:function(){var e=this;this.on("play",function t(){e.isPaused()||(e.fireEvent("audioprocess",e.getCurrentTime()),s.frame(t)())}),this.on("pause",function(){e.fireEvent("audioprocess",e.getCurrentTime())})}},{key:"load",value:function(e,t,r,n){var i=document.createElement(this.mediaType);
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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)}),("MediaElement"===this.params.backend||"MediaElementWebAudio"===this.params.backend)&&(this.backend.on("seek",function(){e.drawer.progress(e.backend.getPlayedPercents())}),this.backend.on("volume",function(){var t=e.getVolume();e.fireEvent("volume",t),e.backend.isMuted!==e.isMuted&&(e.isMuted=e.backend.isMuted,e.fireEvent("mute",e.isMuted))}))}},{key:"createPeakCache",value:function(){this.params.partialRender&&(this.peakCache=new o.default)}},{key:"getDuration",value:function(){return this.backend.getDuration()}},{key:"getCurrentTime",value:function(){return this.backend.getCurrentTime()}},{key:"setCurrentTime",value:function(e){e>=this.getDuration()?this.seekTo(1):this.seekTo(e/this.getDuration())}},{key:"play",value:function(e,t){var r=this;return this.params.ignoreSilenceMode&&n.ignoreSilenceMode(),this.fireEvent("interaction",function(){return r.play(e,t)}),this.backend.play(e,t)}},{key:"setPlayEnd",value:function(e){this.backend.setPlayEnd(e)}},{key:"pause",value:function(){if(!this.backend.isPaused())return this.backend.pause()}},{key:"playPause",value:function(){return 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,r=this.getCurrentTime()||0;r=Math.max(0,Math.min(t,r+(e||0))),this.seekAndCenter(r/t)}},{key:"seekAndCenter",value:function(e){this.seekTo(e),this.drawer.recenter(e)}},{key:"seekTo",value:function(e){var t=this;if("number"!=typeof e||!isFinite(e)||e<0||e>1)throw Error("Error calling wavesurfer.seekTo, parameter must be a number between 0 and 1!");this.fireEvent("interaction",function(){return t.seekTo(e)});var r="WebAudio"===this.params.backend,n=this.backend.isPaused();r&&!n&&this.backend.pause();var i=this.params.scrollParent;this.params.scrollParent=!1,this.backend.seekTo(e*this.getDuration()),this.drawer.progress(e),r&&!n&&this.backend.play(),this.params.scrollParent=i,this.fireEvent("seek",e)}},{key:"stop",value:function(){this.pause(),this.seekTo(0),this.drawer.progress(0)}},{key:"setSinkId",value:function(e){return this.backend.setSinkId(e)}},{key:"setVolume",value:function(e){if(!0===this.isMuted){this.savedVolume=e;return}this.backend.setVolume(e),this.fireEvent("volume",e)}},{key:"getVolume",value:function(){return this.backend.getVolume()}},{key:"setPlaybackRate",value:function(e){this.backend.setPlaybackRate(e)}},{key:"getPlaybackRate",value:function(){return this.backend.getPlaybackRate()}},{key:"toggleMute",value:function(){this.setMute(!this.isMuted)}},{key:"setMute",value:function(e){e===this.isMuted||(this.backend.setMute?(this.backend.setMute(e),this.isMuted=e):e?(this.savedVolume=this.backend.getVolume(),this.backend.setVolume(0),this.isMuted=!0,this.fireEvent("volume",0)):(this.backend.setVolume(this.savedVolume),this.isMuted=!1,this.fireEvent("volume",this.savedVolume))),this.fireEvent("mute",this.isMuted)}},{key:"getMute",value:function(){return this.isMuted}},{key:"getFilters",value:function(){return this.backend.filters||[]}},{key:"toggleScroll",value:function(){this.params.scrollParent=!this.params.scrollParent,this.drawBuffer()}},{key:"toggleInteraction",value:function(){this.params.interact=!this.params.interact}},{key:"getWaveColor",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;return this.params.splitChannelsOptions.channelColors[e]?this.params.splitChannelsOptions.channelColors[e].waveColor:this.params.waveColor}},{key:"setWaveColor",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;this.params.splitChannelsOptions.channelColors[t]?this.params.splitChannelsOptions.channelColors[t].waveColor=e:this.params.waveColor=e,this.drawBuffer()}},{key:"getProgressColor",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;return this.params.splitChannelsOptions.channelColors[e]?this.params.splitChannelsOptions.channelColors[e].progressColor:this.params.progressColor}},{key:"setProgressColor",value:function(e,t){this.params.splitChannelsOptions.channelColors[t]?this.params.splitChannelsOptions.channelColors[t].progressColor=e:this.params.progressColor=e,this.drawBuffer()}}
1,{key:"getBackgroundColor",value:function(){return this.params.backgroundColor}},{key:"setBackgroundColor",value:function(e){this.params.backgroundColor=e,n.style(this.container,{background:this.params.backgroundColor})}},{key:"getCursorColor",value:function(){return this.params.cursorColor}},{key:"setCursorColor",value:function(e){this.params.cursorColor=e,this.drawer.updateCursor()}},{key:"getHeight",value:function(){return this.params.height}},{key:"setHeight",value:function(e){this.params.height=e,this.drawer.setHeight(e*this.params.pixelRatio),this.drawBuffer()}},{key:"setFilteredChannels",value:function(e){this.params.splitChannelsOptions.filterChannels=e,this.drawBuffer()}},{key:"drawBuffer",value:function(){var e=Math.round(this.getDuration()*this.params.minPxPerSec*this.params.pixelRatio),t=this.drawer.getWidth(),r=e,n=0,i=Math.max(0+t,r);if(this.params.fillParent&&(!this.params.scrollParent||e<t)&&(n=0,i=r=t),this.params.partialRender){var a,s,o=this.peakCache.addRangeToPeakCache(r,n,i);for(s=0;s<o.length;s++)a=this.backend.getPeaks(r,o[s][0],o[s][1]),this.drawer.drawPeaks(a,r,o[s][0],o[s][1])}else a=this.backend.getPeaks(r,n,i),this.drawer.drawPeaks(a,r,n,i);this.fireEvent("redraw",a,r)}},{key:"zoom",value:function(e){e?(this.params.minPxPerSec=e,this.params.scrollParent=!0):(this.params.minPxPerSec=this.defaultParams.minPxPerSec,this.params.scrollParent=!1),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.isReady=!0,this.fireEvent("ready")}},{key:"loadBlob",value:function(e){var t=this,r=new FileReader;r.addEventListener("progress",function(e){return t.onProgress(e)}),r.addEventListener("load",function(e){return t.loadArrayBuffer(e.target.result)}),r.addEventListener("error",function(){return t.fireEvent("error","Error reading file")}),r.readAsArrayBuffer(e),this.empty()}},{key:"load",value:function(e,t,r,n){if(!e)throw Error("url parameter cannot be empty");if(this.empty(),r){var i={"Preload is not 'auto', 'none' or 'metadata'":-1===["auto","metadata","none"].indexOf(r),"Peaks are not provided":!t,"Backend is not of type 'MediaElement' or 'MediaElementWebAudio'":-1===["MediaElement","MediaElementWebAudio"].indexOf(this.params.backend),"Url is not of type string":"string"!=typeof e},a=Object.keys(i).filter(function(e){return i[e]});a.length&&(console.warn("Preload parameter of wavesurfer.load will be ignored because:\n - "+a.join("\n - ")),r=null)}switch("WebAudio"===this.params.backend&&e instanceof HTMLMediaElement&&(e=e.src),this.params.backend){case"WebAudio":return this.loadBuffer(e,t,n);case"MediaElement":case"MediaElementWebAudio":return this.loadMediaElement(e,t,r,n)}}},{key:"loadBuffer",value:function(e,t,r){var n=this,i=function(t){return t&&n.tmpEvents.push(n.once("ready",t)),n.getArrayBuffer(e,function(e){return n.loadArrayBuffer(e)})};if(!t)return i();this.backend.setPeaks(t,r),this.drawBuffer(),this.fireEvent("waveform-ready"),this.tmpEvents.push(this.once("interaction",i))}},{key:"loadMediaElement",value:function(e,t,r,n){var i=this,a=e;"string"==typeof e?this.backend.load(a,this.mediaContainer,t,r):(this.backend.loadElt(e,t),a=e.src),this.tmpEvents.push(this.backend.once("canplay",function(){i.backend.destroyed||(i.drawBuffer(),i.isReady=!0,i.fireEvent("ready"))}),this.backend.once("error",function(e){return i.fireEvent("error",e)})),t&&(this.backend.setPeaks(t,n),this.drawBuffer(),this.fireEvent("waveform-ready")),(!t||this.params.forceDecode)&&this.backend.supportsWebAudio()&&this.getArrayBuffer(a,function(e){i.decodeArrayBuffer(e,function(e){i.backend.buffer=e,i.backend.setPeaks(null),i.drawBuffer(),i.fireEvent("waveform-ready")})})}},{key:"decodeArrayBuffer",value:function(e,t){var r=this;this.isDestroyed||(this.arraybuffer=e,this.backend.decodeArrayBuffer(e,function(n){r.isDestroyed||r.arraybuffer!=e||(t(n),r.arraybuffer=null)},function(){return r.fireEvent("error","Error decoding audiobuffer")}))}},{key:"getArrayBuffer",value:function(e,t){var r=this,i=Object.assign({url:e,responseType:"arraybuffer"},this.params.xhr),a=n.fetchFile(i);return this.currentRequest=a,this.tmpEvents.push(a.on("progress",function(e){r.onProgress(e)}),a.on("success",function(e){t(e),r.currentRequest=null}),a.on("error",function(e){r.fireEvent("error",e),r.currentRequest=null})),a}},{key:"onProgress",value:function(e){var t;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,r,n,i){e=e||1024,n=n||0,t=t||1e4,r=r||!1;var a=this.backend.getPeaks(e,n,i),s=[].map.call(a,function(e){return Math.round(e*t)/t});return new Promise(function(e,t){if(!r){var n=new Blob([JSON.stringify(s)],{type:"application/json;charset=utf-8"}),i=URL.createObjectURL(n);window.open(i),URL.revokeObjectURL(i)}e(s)})}},{key:"exportImage",value:function(e,t,r){return e||(e="image/png"),t||(t=1),r||(r="dataURL"),this.drawer.getImage(e,t,r)}},{key:"cancelAjax",value:function(){this.currentRequest&&this.currentRequest.controller&&(this.currentRequest._reader&&this.currentRequest._reader.cancel().catch(function(e){}),this.currentRequest.controller.abort(),this.currentRequest=null)}}
1,{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.isReady=!1,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(),!1!==this.params.responsive&&(window.removeEventListener("resize",this._onResize,!0),window.removeEventListener("orientationchange",this._onResize,!0)),this.backend&&(this.backend.destroy(),this.backend=null),this.drawer&&this.drawer.destroy(),this.isDestroyed=!0,this.isReady=!1,this.arraybuffer=null}}],l=[{key:"create",value:function(e){return new y(e).init()}}],r&&m(y.prototype,r),l&&m(y,l),Object.defineProperty(y,"prototype",{writable:!1}),y}(n.Observer);t.default=g,v(g,"VERSION","6.6.4"),v(g,"util",n),e.exports=t.default},
1"./src/webaudio.js":(e,t,r)=>{"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var n=function(e){if(e&&e.__esModule)return e;if(null===e||"object"!==a(e)&&"function"!=typeof e)return{default:e};var t=i(void 0);if(t&&t.has(e))return t.get(e);var r={},n=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var s in e)if("default"!==s&&Object.prototype.hasOwnProperty.call(e,s)){var o=n?Object.getOwnPropertyDescriptor(e,s):null;o&&(o.get||o.set)?Object.defineProperty(r,s,o):r[s]=e[s]}return r.default=e,t&&t.set(e,r),r}(r("./src/util/index.js"));function i(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,r=new WeakMap;return(i=function(e){return e?r:t})(e)}function a(e){return(a="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})(e)}function s(e,t){return(s=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}function o(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function u(e){return(u=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function l(e,t,r){return(t=c(t))in e?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e}function c(e){var t=function(e,t){if("object"!==a(e)||null===e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var n=r.call(e,t||"default");if("object"!==a(n))return n;throw TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"===a(t)?t:String(t)}var f="playing",h="paused",d="finished";t.default=function(e){if("function"!=typeof e&&null!==e)throw TypeError("Super expression must either be null or a function");p.prototype=Object.create(e&&e.prototype,{constructor:{value:p,writable:!0,configurable:!0}}),Object.defineProperty(p,"prototype",{writable:!1}),e&&s(p,e);var t,r,i=(t=function(){if("u"<typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(e){return!1}}(),function(){var e,r=u(p);return e=t?Reflect.construct(r,arguments,u(this).constructor):r.apply(this,arguments),function(e,t){if(t&&("object"===a(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");return o(e)}(this,e)});function p(e){var t,r,n;if(!(this instanceof p))throw TypeError("Cannot call a class as a function");return l(o(n=i.call(this)),"audioContext",null),l(o(n),"stateBehaviors",(l(t={},f,{init:function(){this.addOnAudioProcess()},getPlayedPercents:function(){var e=this.getDuration();return this.getCurrentTime()/e||0},getCurrentTime:function(){return this.startPosition+this.getPlayedTime()}}),l(t,h,{init:function(){},getPlayedPercents:function(){var e=this.getDuration();return this.getCurrentTime()/e||0},getCurrentTime:function(){return this.startPosition}}),l(t,d,{init:function(){this.fireEvent("finish")},getPlayedPercents:function(){return 1},getCurrentTime:function(){return this.getDuration()}}),t)),n.params=e,n.ac=e.audioContext||(n.supportsWebAudio()?n.getAudioContext():{}),n.lastPlay=n.ac.currentTime,n.startPosition=0,n.scheduledPause=null,l(r={},f,Object.create(n.stateBehaviors[f])),l(r,h,Object.create(n.stateBehaviors[h])),l(r,d,Object.create(n.stateBehaviors[d])),n.states=r,n.buffer=null,n.filters=[],n.gainNode=null,n.mergedPeaks=null,n.offlineAc=null,n.peaks=null,n.playbackRate=1,n.analyser=null,n.scriptNode=null,n.source=null,n.splitPeaks=[],n.state=null,n.explicitDuration=e.duration,n.sinkStreamDestination=null,n.sinkAudioElement=null,n.destroyed=!1,n}return r=[{key:"supportsWebAudio",value:function(){return!!(window.AudioContext||window.webkitAudioContext)}},{key:"getAudioContext",value:function(){return window.WaveSurferAudioContext||(window.WaveSurferAudioContext=new(window.AudioContext||window.webkitAudioContext)),window.WaveSurferAudioContext}},{key:"getOfflineAudioContext",value:function(e){return window.WaveSurferOfflineAudioContext||(window.WaveSurferOfflineAudioContext=new(window.OfflineAudioContext||window.webkitOfflineAudioContext)(1,2,e)),window.WaveSurferOfflineAudioContext}}
1,{key:"init",value:function(){this.createVolumeNode(),this.createScriptNode(),this.createAnalyserNode(),this.setState(h),this.setPlaybackRate(this.params.audioRate),this.setLength(0)}},{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),r=0;r<e;r++)t[r]=arguments[r];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.params.audioScriptProcessor&&(this.scriptNode=this.params.audioScriptProcessor,this.scriptNode.connect(this.ac.destination))}},{key:"addOnAudioProcess",value:function(){var e=this;!function t(){var r=e.getCurrentTime();r>=e.getDuration()&&e.state!==e.states[d]?(e.setState(d),e.fireEvent("pause")):r>=e.scheduledPause&&e.state!==e.states[h]?e.pause():e.state===e.states[f]&&(e.fireEvent("audioprocess",r),n.frame(t)())}()}},{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:"setSinkId",value:function(e){return e?(this.sinkAudioElement||(this.sinkAudioElement=new window.Audio,this.sinkAudioElement.autoplay=!0),this.sinkAudioElement.setSinkId)?(this.sinkStreamDestination||(this.sinkStreamDestination=this.ac.createMediaStreamDestination()),this.gainNode.disconnect(),this.gainNode.connect(this.sinkStreamDestination),this.sinkAudioElement.srcObject=this.sinkStreamDestination.stream,this.sinkAudioElement.setSinkId(e)):Promise.reject(Error("setSinkId is not supported in your browser")):Promise.reject(Error("Invalid deviceId: "+e))}},{key:"setVolume",value:function(e){this.gainNode.gain.setValueAtTime(e,this.ac.currentTime)}},{key:"getVolume",value:function(){return this.gainNode.gain.value}},{key:"decodeArrayBuffer",value:function(e,t,r){this.offlineAc||(this.offlineAc=this.getOfflineAudioContext(this.ac&&this.ac.sampleRate?this.ac.sampleRate:44100)),"webkitAudioContext"in window?this.offlineAc.decodeAudioData(e,function(e){return t(e)},r):this.offlineAc.decodeAudioData(e).then(function(e){return t(e)}).catch(function(e){return r(e)})}},{key:"setPeaks",value:function(e,t){null!=t&&(this.explicitDuration=t),this.peaks=e}},{key:"setLength",value:function(e){if(!this.mergedPeaks||e!=2*this.mergedPeaks.length-1+2){this.splitPeaks=[],this.mergedPeaks=[];var t,r=this.buffer?this.buffer.numberOfChannels:1;for(t=0;t<r;t++)this.splitPeaks[t]=[],this.splitPeaks[t][2*(e-1)]=0,this.splitPeaks[t][2*(e-1)+1]=0;this.mergedPeaks[2*(e-1)]=0,this.mergedPeaks[2*(e-1)+1]=0}}},{key:"getPeaks",value:function(e,t,r){if(this.peaks)return this.peaks;if(!this.buffer)return[];if(t=t||0,r=r||e-1,this.setLength(e),!this.buffer)return this.params.splitChannels?this.splitPeaks:this.mergedPeaks;if(!this.buffer.length){var n,i=this.createBuffer(1,4096,this.sampleRate);this.buffer=i.buffer}var a=this.buffer.length/e,s=~~(a/10)||1,o=this.buffer.numberOfChannels;for(n=0;n<o;n++){var u=this.splitPeaks[n],l=this.buffer.getChannelData(n),c=void 0;for(c=t;c<=r;c++){var f=~~(c*a),h=~~(f+a),d=l[f],p=d,v=void 0;for(v=f;v<h;v+=s){var y=l[v];y>p&&(p=y),y<d&&(d=y)}u[2*c]=p,u[2*c+1]=d,(0==n||p>this.mergedPeaks[2*c])&&(this.mergedPeaks[2*c]=p),(0==n||d<this.mergedPeaks[2*c+1])&&(this.mergedPeaks[2*c+1]=d)}}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:"destroyWebAudio",value:function(){this.disconnectFilters(),this.disconnectSource(),this.gainNode.disconnect(),this.scriptNode&&this.scriptNode.disconnect(),this.analyser.disconnect(),this.params.closeAudioContext&&("function"==typeof this.ac.close&&"closed"!=this.ac.state&&this.ac.close(),this.ac=null,this.params.audioContext?this.params.audioContext=null:window.WaveSurferAudioContext=null,window.WaveSurferOfflineAudioContext=null),this.sinkStreamDestination&&(this.sinkAudioElement.pause(),this.sinkAudioElement.srcObject=null,this.sinkStreamDestination.disconnect(),this.sinkStreamDestination=null)}},{key:"destroy",value:function(){this.isPaused()||this.pause(),this.unAll(),this.buffer=null,this.destroyed=!0,this.destroyWebAudio()}},{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.setPlaybackRate(this.playbackRate),this.source.buffer=this.buffer,this.source.connect(this.analyser)}},{key:"resumeAudioContext",value:function(){"suspended"==this.ac.state&&this.ac.resume&&this.ac.resume()}},{key:"isPaused",value:function(){return this.state!==this.states[f]}},{key:"getDuration",value:function(){return this.explicitDuration?this.explicitDuration:this.buffer?this.buffer.duration:0}},{key:"seekTo",value:function(e,t){if(this.buffer)return this.scheduledPause=null,null==e&&(e=this.getCurrentTime())>=this.getDuration()&&(e=0),null==t&&(t=this.getDuration()),this.startPosition=e,this.lastPlay=this.ac.currentTime,this.state===this.states[d]&&this.setState(h),{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 r=this.seekTo(e,t);e=r.start,t=r.end,this.scheduledPause=t,this.source.start(0,e),this.resumeAudioContext(),this.setState(f),this.fireEvent("play")}}},{key:"pause",value:function(){this.scheduledPause=null,this.startPosition+=this.getPlayedTime();try{this.source&&this.source.stop(0)}catch(e){}this.setState(h),this.fireEvent("pause")}},{key:"getCurrentTime",value:function(){return this.state.getCurrentTime.call(this)}},{key:"getPlaybackRate",value:function(){return this.playbackRate}},{key:"setPlaybackRate",value:function(e){this.playbackRate=e||1,this.source&&this.source.playbackRate.setValueAtTime(this.playbackRate,this.ac.currentTime)}},{key:"setPlayEnd",value:function(e){this.scheduledPause=e}}],function(e,t){for(var r=0;r<t.length;r++){var n=t[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,c(n.key),n)}}(p.prototype,r),Object.defineProperty(p,"prototype",{writable:!1}),p}(n.Observer),e.exports=t.default},
vendor: 461 bytes, line 1
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Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.