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wavesurfer.js
Advanced tools
wavesurfer.js - npm Package Compare versions
Comparing version 7.8.0-beta.2 to 7.8.0-beta.3
@@ -57,7 +57,12 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { | ||
| const src = this.getSrc(); | ||
| if (src === url) | ||
| if (url && src === url) | ||
| return; | ||
| this.revokeSrc(); | ||
| const newSrc = blob instanceof Blob && this.canPlayType(blob.type) ? URL.createObjectURL(blob) : url; | ||
| this.media.src = newSrc; | ||
| const newSrc = blob instanceof Blob && (this.canPlayType(blob.type) || !url) ? URL.createObjectURL(blob) : url; | ||
| try { | ||
| this.media.src = newSrc; | ||
| } | ||
| catch (e) { | ||
| this.media.src = url; | ||
| } | ||
| } | ||
@@ -64,0 +69,0 @@ destroy() { |
@@ -1,1 +0,1 @@ | ||
| class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob&&this.canPlayType(e.type)?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},v=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||v(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",v),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",v),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[v](f*(c+u),r,c,s,p),f=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,v=Math.floor(m*p);u(v),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("blob",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class v extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new v(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{v as default}; | ||
| class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){const i=this.getSrc();if(t&&i===t)return;this.revokeSrc();const n=e instanceof Blob&&(this.canPlayType(e.type)||!t)?URL.createObjectURL(e):t;try{this.media.src=n}catch(e){this.media.src=t}}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};if(this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)})),"function"==typeof ResizeObserver){const t=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{t().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},v=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||v(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",v),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",v),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[v](f*(c+u),r,c,s,p),f=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,v=Math.floor(m*p);u(v),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class v extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new v(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{v as default}; |
@@ -1,1 +0,1 @@ | ||
| class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob&&this.canPlayType(e.type)?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},v=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||v(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",v),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",v),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[v](f*(c+u),r,c,s,p),f=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,v=Math.floor(m*p);u(v),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("blob",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class v extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new v(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{v as default}; | ||
| class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){const i=this.getSrc();if(t&&i===t)return;this.revokeSrc();const n=e instanceof Blob&&(this.canPlayType(e.type)||!t)?URL.createObjectURL(e):t;try{this.media.src=n}catch(e){this.media.src=t}}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};if(this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)})),"function"==typeof ResizeObserver){const t=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{t().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},v=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||v(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",v),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",v),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[v](f*(c+u),r,c,s,p),f=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,v=Math.floor(m*p);u(v),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class v extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new v(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{v as default}; |
@@ -1,1 +0,1 @@ | ||
| !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Minimap=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob&&this.canPlayType(e.type)?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},f=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},v=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||f(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",f),document.addEventListener("pointerout",v),document.addEventListener("pointercancel",v),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",f),document.removeEventListener("pointerout",v),document.removeEventListener("pointercancel",v),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,f=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let v=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>v){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[f](v*(c+u),r,c,s,p),v=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,f=Math.floor(m*p);u(f),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("blob",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class f extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new f(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}return f})); | ||
| !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Minimap=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const n={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function s(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function r(t,e,i){const n=s(t,e||{});return null==i||i.appendChild(n),n}var o=Object.freeze({__proto__:null,createElement:r,default:r});const a={fetchBlob:function(t,e,n){return i(this,void 0,void 0,(function*(){const s=yield fetch(t,n);if(s.status>=400)throw new Error(`Failed to fetch ${t}: ${s.status} (${s.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const n=t.body.getReader(),s=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/s*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),e),s.blob()}))}};class h extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){const i=this.getSrc();if(t&&i===t)return;this.revokeSrc();const n=e instanceof Blob&&(this.canPlayType(e.type)||!t)?URL.createObjectURL(e):t;try{this.media.src=n}catch(e){this.media.src=t}}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return i(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class l extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};if(this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)})),"function"==typeof ResizeObserver){const t=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{t().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},f=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},v=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||f(t)},g=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",f),document.addEventListener("pointerout",v),document.addEventListener("pointercancel",v),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",g,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",f),document.removeEventListener("pointerout",v),document.removeEventListener("pointercancel",v),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",g,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,f=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let v=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>v){const t=Math.round(g*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[f](v*(c+u),r,c,s,p),v=o,g=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const h=i/o;let d=Math.min(l.MAX_CANVAS_WIDTH,2*a,h),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(h-o,d);if(a<=0)return;const l=t.map((t=>{const e=Math.floor(o/h*t.length),i=Math.floor((o+a)/h*t.length);return t.slice(e,i)}));this.renderSingleCanvas(l,e,a,n,o,s,r)},p=Math.ceil(h/d),m=this.scrollContainer.scrollLeft/h,f=Math.floor(m*p);u(f),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/h*p);Object.keys(c).length>l.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(t){return i(this,void 0,void 0,(function*(){var e;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=t,this.emit("render"),this.options.splitChannels)for(let i=0;i<t.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(e=this.options.splitChannels)||void 0===e?void 0:e[i]);this.renderChannel([t.getChannelData(i)],n,o,i)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,n){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(n)}return Promise.all(Array.from(i).map((i=>new Promise(((n,s)=>{i.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),t,e)})))))}))}}l.MAX_CANVAS_WIDTH=4e3,l.MAX_NODES=10;class d extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class c extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return i(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const u={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class p extends h{static create(t){return new p(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new c:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},u,t),this.timer=new d;const i=e?void 0:this.getMediaElement();this.renderer=new l(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(t,e,s,r){return i(this,void 0,void 0,(function*(){var i;if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!s){const n=this.options.fetchParams||{};window.AbortController&&!n.signal&&(this.abortController=new AbortController,n.signal=null===(i=this.abortController)||void 0===i?void 0:i.signal);const s=t=>this.emit("loading",t);e=yield a.fetchBlob(t,s,n)}this.setSrc(t,e);const o=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!t&&!e){const t=this.getMediaElement();t instanceof c&&(t.duration=o)}if(s)this.decodedData=n.createBuffer(s,o||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield n.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio(t,void 0,e,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(t,e,n){return i(this,void 0,void 0,(function*(){try{return yield this.loadAudio("",t,e,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return i(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}p.BasePlugin=e,p.dom=o;const m={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class f extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},m,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new f(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents(),Promise.resolve().then((()=>{this.initMinimap()}))}initMinimapWrapper(){return r("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return r("div",{part:"minimap-overlay",style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=p.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}return f})); |
@@ -94,9 +94,11 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { | ||
| // Re-render the waveform on container resize | ||
| const delay = this.createDelay(100); | ||
| this.resizeObserver = new ResizeObserver(() => { | ||
| delay() | ||
| .then(() => this.onContainerResize()) | ||
| .catch(() => undefined); | ||
| }); | ||
| this.resizeObserver.observe(this.scrollContainer); | ||
| if (typeof ResizeObserver === 'function') { | ||
| const delay = this.createDelay(100); | ||
| this.resizeObserver = new ResizeObserver(() => { | ||
| delay() | ||
| .then(() => this.onContainerResize()) | ||
| .catch(() => undefined); | ||
| }); | ||
| this.resizeObserver.observe(this.scrollContainer); | ||
| } | ||
| } | ||
@@ -103,0 +105,0 @@ onContainerResize() { |
@@ -1,1 +0,1 @@ | ||
| function t(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}const i={decode:function(e,i){return t(this,void 0,void 0,(function*(){const t=new AudioContext({sampleRate:i});return t.decodeAudioData(e).finally((()=>t.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}var r=Object.freeze({__proto__:null,createElement:s,default:s});const o={fetchBlob:function(e,i,n){return t(this,void 0,void 0,(function*(){const s=yield fetch(e,n);if(s.status>=400)throw new Error(`Failed to fetch ${e}: ${s.status} (${s.statusText})`);return function(e,i){t(this,void 0,void 0,(function*(){if(!e.body||!e.headers)return;const n=e.body.getReader(),s=Number(e.headers.get("Content-Length"))||0;let r=0;const o=e=>t(this,void 0,void 0,(function*(){r+=(null==e?void 0:e.length)||0;const t=Math.round(r/s*100);i(t)})),a=()=>t(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),i),s.blob()}))}};class a extends e{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob&&this.canPlayType(e.type)?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return t(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class h extends e{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},g=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||g(t)},v=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",g),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",v,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",g),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,g=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,v=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(v*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[g](f*(c+u),r,c,s,p),f=o,v=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>v&&(v=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const l=i/o;let d=Math.min(h.MAX_CANVAS_WIDTH,2*a,l),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(l-o,d);if(a<=0)return;const h=t.map((t=>{const e=Math.floor(o/l*t.length),i=Math.floor((o+a)/l*t.length);return t.slice(e,i)}));this.renderSingleCanvas(h,e,a,n,o,s,r)},p=Math.ceil(l/d),m=this.scrollContainer.scrollLeft/l,g=Math.floor(m*p);u(g),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/l*p);Object.keys(c).length>h.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(e){return t(this,void 0,void 0,(function*(){var t;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(e.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=e,this.emit("render"),this.options.splitChannels)for(let i=0;i<e.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(t=this.options.splitChannels)||void 0===t?void 0:t[i]);this.renderChannel([e.getChannelData(i)],n,o,i)}else{const t=[e.getChannelData(0)];e.numberOfChannels>1&&t.push(e.getChannelData(1)),this.renderChannel(t,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(e,i,n){return t(this,void 0,void 0,(function*(){const t=this.canvasWrapper.querySelectorAll("canvas");if(!t.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(t).map((t=>t.toDataURL(e,i)));return Promise.resolve(n)}return Promise.all(Array.from(t).map((t=>new Promise(((n,s)=>{t.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),e,i)})))))}))}}h.MAX_CANVAS_WIDTH=4e3,h.MAX_NODES=10;class l extends e{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class d extends e{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return t(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return t(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(e){return t(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(e)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const c={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class u extends a{static create(t){return new u(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new d:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},c,t),this.timer=new l;const i=e?void 0:this.getMediaElement();this.renderer=new h(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(e,n,s,r){return t(this,void 0,void 0,(function*(){var t;if(this.emit("load",e),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!n&&!s){const i=this.options.fetchParams||{};window.AbortController&&!i.signal&&(this.abortController=new AbortController,i.signal=null===(t=this.abortController)||void 0===t?void 0:t.signal);const s=t=>this.emit("loading",t);n=yield o.fetchBlob(e,s,i)}this.setSrc(e,n);const a=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!e&&!n){const t=this.getMediaElement();t instanceof d&&(t.duration=a)}if(s)this.decodedData=i.createBuffer(s,a||0);else if(n){const t=yield n.arrayBuffer();this.decodedData=yield i.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio(e,void 0,i,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio("blob",e,i,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return t(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return t(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}u.BasePlugin=class extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}},u.dom=r;export{u as default}; | ||
| function t(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}const i={decode:function(e,i){return t(this,void 0,void 0,(function*(){const t=new AudioContext({sampleRate:i});return t.decodeAudioData(e).finally((()=>t.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}var r=Object.freeze({__proto__:null,createElement:s,default:s});const o={fetchBlob:function(e,i,n){return t(this,void 0,void 0,(function*(){const s=yield fetch(e,n);if(s.status>=400)throw new Error(`Failed to fetch ${e}: ${s.status} (${s.statusText})`);return function(e,i){t(this,void 0,void 0,(function*(){if(!e.body||!e.headers)return;const n=e.body.getReader(),s=Number(e.headers.get("Content-Length"))||0;let r=0;const o=e=>t(this,void 0,void 0,(function*(){r+=(null==e?void 0:e.length)||0;const t=Math.round(r/s*100);i(t)})),a=()=>t(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),i),s.blob()}))}};class a extends e{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){const i=this.getSrc();if(t&&i===t)return;this.revokeSrc();const n=e instanceof Blob&&(this.canPlayType(e.type)||!t)?URL.createObjectURL(e):t;try{this.media.src=n}catch(e){this.media.src=t}}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return t(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class h extends e{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};if(this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)})),"function"==typeof ResizeObserver){const t=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{t().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},g=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},f=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||g(t)},v=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",g),document.addEventListener("pointerout",f),document.addEventListener("pointercancel",f),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",v,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",g),document.removeEventListener("pointerout",f),document.removeEventListener("pointercancel",f),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,g=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,v=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(v*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[g](f*(c+u),r,c,s,p),f=o,v=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>v&&(v=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const l=i/o;let d=Math.min(h.MAX_CANVAS_WIDTH,2*a,l),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(l-o,d);if(a<=0)return;const h=t.map((t=>{const e=Math.floor(o/l*t.length),i=Math.floor((o+a)/l*t.length);return t.slice(e,i)}));this.renderSingleCanvas(h,e,a,n,o,s,r)},p=Math.ceil(l/d),m=this.scrollContainer.scrollLeft/l,g=Math.floor(m*p);u(g),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/l*p);Object.keys(c).length>h.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(e){return t(this,void 0,void 0,(function*(){var t;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(e.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=e,this.emit("render"),this.options.splitChannels)for(let i=0;i<e.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(t=this.options.splitChannels)||void 0===t?void 0:t[i]);this.renderChannel([e.getChannelData(i)],n,o,i)}else{const t=[e.getChannelData(0)];e.numberOfChannels>1&&t.push(e.getChannelData(1)),this.renderChannel(t,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(e,i,n){return t(this,void 0,void 0,(function*(){const t=this.canvasWrapper.querySelectorAll("canvas");if(!t.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(t).map((t=>t.toDataURL(e,i)));return Promise.resolve(n)}return Promise.all(Array.from(t).map((t=>new Promise(((n,s)=>{t.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),e,i)})))))}))}}h.MAX_CANVAS_WIDTH=4e3,h.MAX_NODES=10;class l extends e{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class d extends e{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return t(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return t(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(e){return t(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(e)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const c={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class u extends a{static create(t){return new u(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new d:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},c,t),this.timer=new l;const i=e?void 0:this.getMediaElement();this.renderer=new h(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(e,n,s,r){return t(this,void 0,void 0,(function*(){var t;if(this.emit("load",e),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!n&&!s){const i=this.options.fetchParams||{};window.AbortController&&!i.signal&&(this.abortController=new AbortController,i.signal=null===(t=this.abortController)||void 0===t?void 0:t.signal);const s=t=>this.emit("loading",t);n=yield o.fetchBlob(e,s,i)}this.setSrc(e,n);const a=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!e&&!n){const t=this.getMediaElement();t instanceof d&&(t.duration=a)}if(s)this.decodedData=i.createBuffer(s,a||0);else if(n){const t=yield n.arrayBuffer();this.decodedData=yield i.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio(e,void 0,i,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio("",e,i,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return t(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return t(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}u.BasePlugin=class extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}},u.dom=r;export{u as default}; |
@@ -295,3 +295,3 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { | ||
| try { | ||
| return yield this.loadAudio('blob', blob, channelData, duration); | ||
| return yield this.loadAudio('', blob, channelData, duration); | ||
| } | ||
@@ -298,0 +298,0 @@ catch (err) { |
@@ -1,1 +0,1 @@ | ||
| !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=e()}(this,(function(){"use strict";function t(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}const i={decode:function(e,i){return t(this,void 0,void 0,(function*(){const t=new AudioContext({sampleRate:i});return t.decodeAudioData(e).finally((()=>t.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}var r=Object.freeze({__proto__:null,createElement:s,default:s});const o={fetchBlob:function(e,i,n){return t(this,void 0,void 0,(function*(){const s=yield fetch(e,n);if(s.status>=400)throw new Error(`Failed to fetch ${e}: ${s.status} (${s.statusText})`);return function(e,i){t(this,void 0,void 0,(function*(){if(!e.body||!e.headers)return;const n=e.body.getReader(),s=Number(e.headers.get("Content-Length"))||0;let r=0;const o=e=>t(this,void 0,void 0,(function*(){r+=(null==e?void 0:e.length)||0;const t=Math.round(r/s*100);i(t)})),a=()=>t(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),i),s.blob()}))}};class a extends e{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob&&this.canPlayType(e.type)?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return t(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class h extends e{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},f=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},g=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||f(t)},v=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",f),document.addEventListener("pointerout",g),document.addEventListener("pointercancel",g),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",v,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",f),document.removeEventListener("pointerout",g),document.removeEventListener("pointercancel",g),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,f=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let g=0,v=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>g){const t=Math.round(v*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[f](g*(c+u),r,c,s,p),g=o,v=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>v&&(v=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const l=i/o;let d=Math.min(h.MAX_CANVAS_WIDTH,2*a,l),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(l-o,d);if(a<=0)return;const h=t.map((t=>{const e=Math.floor(o/l*t.length),i=Math.floor((o+a)/l*t.length);return t.slice(e,i)}));this.renderSingleCanvas(h,e,a,n,o,s,r)},p=Math.ceil(l/d),m=this.scrollContainer.scrollLeft/l,f=Math.floor(m*p);u(f),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/l*p);Object.keys(c).length>h.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(e){return t(this,void 0,void 0,(function*(){var t;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(e.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=e,this.emit("render"),this.options.splitChannels)for(let i=0;i<e.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(t=this.options.splitChannels)||void 0===t?void 0:t[i]);this.renderChannel([e.getChannelData(i)],n,o,i)}else{const t=[e.getChannelData(0)];e.numberOfChannels>1&&t.push(e.getChannelData(1)),this.renderChannel(t,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(e,i,n){return t(this,void 0,void 0,(function*(){const t=this.canvasWrapper.querySelectorAll("canvas");if(!t.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(t).map((t=>t.toDataURL(e,i)));return Promise.resolve(n)}return Promise.all(Array.from(t).map((t=>new Promise(((n,s)=>{t.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),e,i)})))))}))}}h.MAX_CANVAS_WIDTH=4e3,h.MAX_NODES=10;class l extends e{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class d extends e{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return t(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return t(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(e){return t(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(e)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const c={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class u extends a{static create(t){return new u(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new d:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},c,t),this.timer=new l;const i=e?void 0:this.getMediaElement();this.renderer=new h(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(e,n,s,r){return t(this,void 0,void 0,(function*(){var t;if(this.emit("load",e),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!n&&!s){const i=this.options.fetchParams||{};window.AbortController&&!i.signal&&(this.abortController=new AbortController,i.signal=null===(t=this.abortController)||void 0===t?void 0:t.signal);const s=t=>this.emit("loading",t);n=yield o.fetchBlob(e,s,i)}this.setSrc(e,n);const a=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!e&&!n){const t=this.getMediaElement();t instanceof d&&(t.duration=a)}if(s)this.decodedData=i.createBuffer(s,a||0);else if(n){const t=yield n.arrayBuffer();this.decodedData=yield i.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio(e,void 0,i,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio("blob",e,i,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return t(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return t(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}return u.BasePlugin=class extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}},u.dom=r,u})); | ||
| !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=e()}(this,(function(){"use strict";function t(t,e,i,n){return new(i||(i=Promise))((function(s,r){function o(t){try{h(n.next(t))}catch(t){r(t)}}function a(t){try{h(n.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?s(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((n=n.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={}}on(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.un(t,i),this.un(t,e)};return this.on(t,i),i}return()=>this.un(t,e)}un(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}const i={decode:function(e,i){return t(this,void 0,void 0,(function*(){const t=new AudioContext({sampleRate:i});return t.decodeAudioData(e).finally((()=>t.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let n=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>n&&(n=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=n}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}var r=Object.freeze({__proto__:null,createElement:s,default:s});const o={fetchBlob:function(e,i,n){return t(this,void 0,void 0,(function*(){const s=yield fetch(e,n);if(s.status>=400)throw new Error(`Failed to fetch ${e}: ${s.status} (${s.statusText})`);return function(e,i){t(this,void 0,void 0,(function*(){if(!e.body||!e.headers)return;const n=e.body.getReader(),s=Number(e.headers.get("Content-Length"))||0;let r=0;const o=e=>t(this,void 0,void 0,(function*(){r+=(null==e?void 0:e.length)||0;const t=Math.round(r/s*100);i(t)})),a=()=>t(this,void 0,void 0,(function*(){let t;try{t=yield n.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(s.clone(),i),s.blob()}))}};class a extends e{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}),{once:!0})}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e,i)}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}canPlayType(t){return""!==this.media.canPlayType(t)}setSrc(t,e){const i=this.getSrc();if(t&&i===t)return;this.revokeSrc();const n=e instanceof Blob&&(this.canPlayType(e.type)||!t)?URL.createObjectURL(e):t;try{this.media.src=n}catch(e){this.media.src=t}}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return t(this,void 0,void 0,(function*(){return this.media.play()}))}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}isSeeking(){return this.media.seeking}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class h extends e{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.lastContainerWidth=0,this.isDragging=!1,this.subscriptions=[],this.subscriptions=[],this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[n,s]=this.initHtml();i.appendChild(n),this.container=n,this.scrollContainer=s.querySelector(".scroll"),this.wrapper=s.querySelector(".wrapper"),this.canvasWrapper=s.querySelector(".canvases"),this.progressWrapper=s.querySelector(".progress"),this.cursor=s.querySelector(".cursor"),e&&s.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,n=t.clientY-e.top;return[i/e.width,n/e.height]};if(this.wrapper.addEventListener("click",(e=>{const[i,n]=t(e);this.emit("click",i,n)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,n]=t(e);this.emit("dblclick",i,n)})),!0!==this.options.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,n=t/e,s=(t+i)/e;this.emit("scroll",n,s)})),"function"==typeof ResizeObserver){const t=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{t().then((()=>this.onContainerResize())).catch((()=>{}))})),this.resizeObserver.observe(this.scrollContainer)}}onContainerResize(){const t=this.parent.clientWidth;t===this.lastContainerWidth&&"auto"!==this.options.height||(this.lastContainerWidth=t,this.reRender())}initDrag(){this.subscriptions.push(function(t,e,i,n,s=3,r=0,o=100){if(!t)return()=>{};const a=matchMedia("(pointer: coarse)").matches;let h=()=>{};const l=l=>{if(l.button!==r)return;l.preventDefault(),l.stopPropagation();let d=l.clientX,c=l.clientY,u=!1;const p=Date.now(),m=n=>{if(n.preventDefault(),n.stopPropagation(),a&&Date.now()-p<o)return;const r=n.clientX,h=n.clientY,l=r-d,m=h-c;if(u||Math.abs(l)>s||Math.abs(m)>s){const n=t.getBoundingClientRect(),{left:s,top:o}=n;u||(null==i||i(d-s,c-o),u=!0),e(l,m,r-s,h-o),d=r,c=h}},f=e=>{if(u){const i=e.clientX,s=e.clientY,r=t.getBoundingClientRect(),{left:o,top:a}=r;null==n||n(i-o,s-a)}h()},g=t=>{t.relatedTarget&&t.relatedTarget!==document.documentElement||f(t)},v=t=>{u&&(t.stopPropagation(),t.preventDefault())},b=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",m),document.addEventListener("pointerup",f),document.addEventListener("pointerout",g),document.addEventListener("pointercancel",g),document.addEventListener("touchmove",b,{passive:!1}),document.addEventListener("click",v,{capture:!0}),h=()=>{document.removeEventListener("pointermove",m),document.removeEventListener("pointerup",f),document.removeEventListener("pointerout",g),document.removeEventListener("pointercancel",g),document.removeEventListener("touchmove",b),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{h(),t.removeEventListener("pointerdown",l)}}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!0,this.emit("dragstart",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))}),(t=>{this.isDragging=!1,this.emit("dragend",Math.max(0,Math.min(1,t/this.wrapper.getBoundingClientRect().width)))})))}getHeight(t,e){var i;const n=(null===(i=this.audioData)||void 0===i?void 0:i.numberOfChannels)||1;if(null==t)return 128;if(!isNaN(Number(t)))return Number(t);if("auto"===t){const t=this.parent.clientHeight||128;return(null==e?void 0:e.every((t=>!t.overlay)))?t/n:t}return 128}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height,this.options.splitChannels)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases" part="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}!0!==t.dragToSeek&&"object"!=typeof this.options.dragToSeek||this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getWidth(){return this.scrollContainer.clientWidth}getScroll(){return this.scrollContainer.scrollLeft}setScroll(t){this.scrollContainer.scrollLeft=t}setScrollPercentage(t){const{scrollWidth:e}=this.scrollContainer,i=e*t;this.setScroll(i)}destroy(){var t,e;this.subscriptions.forEach((t=>t())),this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect(),null===(e=this.unsubscribeOnScroll)||void 0===e||e.call(this)}createDelay(t=10){let e,i;const n=()=>{e&&clearTimeout(e),i&&i()};return this.timeouts.push(n),()=>new Promise(((s,r)=>{n(),i=r,e=setTimeout((()=>{e=void 0,i=void 0,s()}),t)}))}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),n=e.height*(window.devicePixelRatio||1),s=i.createLinearGradient(0,0,0,n),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;s.addColorStop(i,t)})),s}renderBarWaveform(t,e,i,n){const s=t[0],r=t[1]||t[0],o=s.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,f=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let g=0,v=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>g){const t=Math.round(v*l*n),s=t+Math.round(b*l*n)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-s),i[f](g*(c+u),r,c,s,p),g=o,v=0,b=0}const a=Math.abs(s[t]||0),d=Math.abs(r[t]||0);a>v&&(v=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,n){const s=e=>{const s=t[e]||t[0],r=s.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*n)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(s[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),s(0),s(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let n=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);n=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,n):this.renderLineWaveform(t,e,i,n)}renderSingleCanvas(t,e,i,n,s,r,o){const a=window.devicePixelRatio||1,h=document.createElement("canvas");h.width=Math.round(i*a),h.height=Math.round(n*a),h.style.width=`${i}px`,h.style.height=`${n}px`,h.style.left=`${Math.round(s)}px`,r.appendChild(h);const l=h.getContext("2d");if(this.renderWaveform(t,e,l),h.width>0&&h.height>0){const t=h.cloneNode(),i=t.getContext("2d");i.drawImage(h,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,h.width,h.height),o.appendChild(t)}}renderMultiCanvas(t,e,i,n,s,r){const o=window.devicePixelRatio||1,{clientWidth:a}=this.scrollContainer;if(a*o>=i)return void this.renderSingleCanvas(t,e,i,n,0,s,r);const l=i/o;let d=Math.min(h.MAX_CANVAS_WIDTH,2*a,l),c={};if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);d%i!=0&&(d=Math.floor(d/i)*i)}const u=i=>{if(i<0||i>=p)return;if(c[i])return;c[i]=!0;const o=i*d,a=Math.min(l-o,d);if(a<=0)return;const h=t.map((t=>{const e=Math.floor(o/l*t.length),i=Math.floor((o+a)/l*t.length);return t.slice(e,i)}));this.renderSingleCanvas(h,e,a,n,o,s,r)},p=Math.ceil(l/d),m=this.scrollContainer.scrollLeft/l,f=Math.floor(m*p);u(f),p>1&&(this.unsubscribeOnScroll=this.on("scroll",(()=>{const{scrollLeft:t}=this.scrollContainer,e=Math.ceil(t/l*p);Object.keys(c).length>h.MAX_NODES&&(s.innerHTML="",r.innerHTML="",c={}),u(e-1),u(e)})))}renderChannel(t,e,i,n){var{overlay:s}=e,r=function(t,e){var i={};for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&e.indexOf(n)<0&&(i[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols){var s=0;for(n=Object.getOwnPropertySymbols(t);s<n.length;s++)e.indexOf(n[s])<0&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(i[n[s]]=t[n[s]])}return i}(e,["overlay"]);const o=document.createElement("div"),a=this.getHeight(r.height,r.splitChannels);o.style.height=`${a}px`,s&&n>0&&(o.style.marginTop=`-${a}px`),this.canvasWrapper.style.minHeight=`${a}px`,this.canvasWrapper.appendChild(o);const h=o.cloneNode();this.progressWrapper.appendChild(h),this.renderMultiCanvas(t,r,i,a,o,h)}render(e){return t(this,void 0,void 0,(function*(){var t;this.timeouts.forEach((t=>t())),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const i=window.devicePixelRatio||1,n=this.scrollContainer.clientWidth,s=Math.ceil(e.duration*(this.options.minPxPerSec||0));this.isScrollable=s>n;const r=this.options.fillParent&&!this.isScrollable,o=(r?n:s)*i;if(this.wrapper.style.width=r?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.audioData=e,this.emit("render"),this.options.splitChannels)for(let i=0;i<e.numberOfChannels;i++){const n=Object.assign(Object.assign({},this.options),null===(t=this.options.splitChannels)||void 0===t?void 0:t[i]);this.renderChannel([e.getChannelData(i)],n,o,i)}else{const t=[e.getChannelData(0)];e.numberOfChannels>1&&t.push(e.getChannelData(1)),this.renderChannel(t,this.options,o,0)}Promise.resolve().then((()=>this.emit("rendered")))}))}reRender(){var t;if(null===(t=this.unsubscribeOnScroll)||void 0===t||t.call(this),delete this.unsubscribeOnScroll,!this.audioData)return;const{scrollWidth:e}=this.scrollContainer,{right:i}=this.progressWrapper.getBoundingClientRect();if(this.render(this.audioData),this.isScrollable&&e!==this.scrollContainer.scrollWidth){const{right:t}=this.progressWrapper.getBoundingClientRect();let e=t-i;e*=2,e=e<0?Math.floor(e):Math.ceil(e),e/=2,this.scrollContainer.scrollLeft+=e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:n,clientWidth:s}=this.scrollContainer,r=t*n,o=i,a=i+s,h=s/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/n,i=(t+s)/n;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.transform=`translateX(-${100===Math.round(i)?this.options.cursorWidth:0}px)`,this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(e,i,n){return t(this,void 0,void 0,(function*(){const t=this.canvasWrapper.querySelectorAll("canvas");if(!t.length)throw new Error("No waveform data");if("dataURL"===n){const n=Array.from(t).map((t=>t.toDataURL(e,i)));return Promise.resolve(n)}return Promise.all(Array.from(t).map((t=>new Promise(((n,s)=>{t.toBlob((t=>{t?n(t):s(new Error("Could not export image"))}),e,i)})))))}))}}h.MAX_CANVAS_WIDTH=4e3,h.MAX_NODES=10;class l extends e{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class d extends e{constructor(t=new AudioContext){super(),this.bufferNode=null,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this._playbackRate=1,this._duration=void 0,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.seeking=!1,this.autoplay=!1,this.addEventListener=this.on,this.removeEventListener=this.un,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return t(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){if(this.currentSrc=t,this._duration=void 0,!t)return this.buffer=null,void this.emit("emptied");fetch(t).then((e=>{if(e.status>=400)throw new Error(`Failed to fetch ${t}: ${e.status} (${e.statusText})`);return e.arrayBuffer()})).then((e=>this.currentSrc!==t?null:this.audioContext.decodeAudioData(e))).then((e=>{this.currentSrc===t&&(this.buffer=e,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play())}))}_play(){var t;if(!this.paused)return;this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.buffer&&(this.bufferNode.buffer=this.buffer),this.bufferNode.playbackRate.value=this._playbackRate,this.bufferNode.connect(this.gainNode);let e=this.playedDuration*this._playbackRate;e>=this.duration&&(e=0,this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,e),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))}}_pause(){var t;this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime}play(){return t(this,void 0,void 0,(function*(){this.paused&&(this._play(),this.emit("play"))}))}pause(){this.paused||(this._pause(),this.emit("pause"))}stopAt(t){var e,i;const n=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+n),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(e){return t(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(e)}))}get playbackRate(){return this._playbackRate}set playbackRate(t){this._playbackRate=t,this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return(this.paused?this.playedDuration:this.playedDuration+(this.audioContext.currentTime-this.playStartTime))*this._playbackRate}set currentTime(t){const e=!this.paused;e&&this._pause(),this.playedDuration=t/this._playbackRate,e&&this._play(),this.emit("seeking"),this.emit("timeupdate")}get duration(){var t,e;return null!==(t=this._duration)&&void 0!==t?t:(null===(e=this.buffer)||void 0===e?void 0:e.duration)||0}set duration(t){this._duration=t}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}canPlayType(t){return/^(audio|video)\//.test(t)}getGainNode(){return this.gainNode}getChannelData(){const t=[];if(!this.buffer)return t;const e=this.buffer.numberOfChannels;for(let i=0;i<e;i++)t.push(this.buffer.getChannelData(i));return t}}const c={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class u extends a{static create(t){return new u(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new d:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.abortController=null,this.options=Object.assign({},c,t),this.timer=new l;const i=e?void 0:this.getMediaElement();this.renderer=new h(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const n=this.options.url||this.getSrc()||"";Promise.resolve().then((()=>{this.emit("init");const{peaks:t,duration:e}=this.options;(n||t&&e)&&this.load(n,t,e).catch((()=>null))}))}updateProgress(t=this.getCurrentTime()){return this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),t}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{if(!this.isSeeking()){const t=this.updateProgress();this.emit("timeupdate",t),this.emit("audioprocess",t)}})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.updateProgress();this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})),this.onMediaEvent("error",(t=>{this.emit("error",t.error)})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})),this.renderer.on("rendered",(()=>{this.emit("redrawcomplete")})),this.renderer.on("dragstart",(t=>{this.emit("dragstart",t)})),this.renderer.on("dragend",(t=>{this.emit("dragend",t)})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{if(!this.options.interact)return;let i;this.renderer.renderProgress(e),clearTimeout(t),this.isPlaying()?i=0:!0===this.options.dragToSeek?i=200:"object"==typeof this.options.dragToSeek&&void 0!==this.options.dragToSeek&&(i=this.options.dragToSeek.debounceTime),t=setTimeout((()=>{this.seekTo(e)}),i),this.emit("interaction",e*this.getDuration()),this.emit("drag",e)})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t._init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getWidth(){return this.renderer.getWidth()}getScroll(){return this.renderer.getScroll()}setScroll(t){return this.renderer.setScroll(t)}setScrollTime(t){const e=t/this.getDuration();this.renderer.setScrollPercentage(e)}getActivePlugins(){return this.plugins}loadAudio(e,n,s,r){return t(this,void 0,void 0,(function*(){var t;if(this.emit("load",e),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!n&&!s){const i=this.options.fetchParams||{};window.AbortController&&!i.signal&&(this.abortController=new AbortController,i.signal=null===(t=this.abortController)||void 0===t?void 0:t.signal);const s=t=>this.emit("loading",t);n=yield o.fetchBlob(e,s,i)}this.setSrc(e,n);const a=r||this.getDuration()||(yield new Promise((t=>{this.onMediaEvent("loadedmetadata",(()=>t(this.getDuration())),{once:!0})})));if(!e&&!n){const t=this.getMediaElement();t instanceof d&&(t.duration=a)}if(s)this.decodedData=i.createBuffer(s,a||0);else if(n){const t=yield n.arrayBuffer();this.decodedData=yield i.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio(e,void 0,i,n)}catch(t){throw this.emit("error",t),t}}))}loadBlob(e,i,n){return t(this,void 0,void 0,(function*(){try{return yield this.loadAudio("",e,i,n)}catch(t){throw this.emit("error",t),t}}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const n=Math.min(t,this.decodedData.numberOfChannels),s=[];for(let t=0;t<n;t++){const n=this.decodedData.getChannelData(t),r=[],o=n.length/e;for(let t=0;t<e;t++){const e=n.slice(Math.floor(t*o),Math.ceil((t+1)*o));let s=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(s)&&(s=i)}r.push(Math.round(s*i)/i)}s.push(r)}return s}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}setTime(t){super.setTime(t),this.updateProgress(t),this.emit("timeupdate",t)}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return t(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(){return t(this,arguments,void 0,(function*(t="image/png",e=1,i="dataURL"){return this.renderer.exportImage(t,e,i)}))}destroy(){var t;this.emit("destroy"),null===(t=this.abortController)||void 0===t||t.abort(),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}return u.BasePlugin=class extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}_init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}},u.dom=r,u})); |
| { | ||
| "name": "wavesurfer.js", | ||
| "version": "7.8.0-beta.2", | ||
| "version": "7.8.0-beta.3", | ||
| "license": "BSD-3-Clause", | ||
@@ -5,0 +5,0 @@ "author": "katspaugh", |
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No alert changes
Improved metrics
- Total package byte prevSize
- increased by0.14%
563020
- Lines of code
- increased by0.13%
5606
No dependency changes