diff --git a/CHANGELOG_CN.md b/CHANGELOG_CN.md
index 2b48ea4e0..4fcf67609 100644
--- a/CHANGELOG_CN.md
+++ b/CHANGELOG_CN.md
@@ -8,7 +8,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
- 新增 `option.proxy` 选项,用于代理第三方的 `video` 和 `canvas`
- 新增 `artplayer-proxy-webav` 代理,来自 [bilibili/WebAV](https://github.com/bilibili/WebAV)
-- 新增 `artplayer-proxy-libmedia` 代理,来自 [zhaohappy/libmedia](https://github.com/zhaohappy/libmedia)
+- 新增 `option.thumbnails.scale`, 用于预览图缩放
+- 修复更改 `art.url` 不能触发 `autoPlayBack` 的 `bug`: [#797](https://github.com/zhw2590582/ArtPlayer/issues/797)
## [5.1.7] - 2024-8-15
diff --git a/README.md b/README.md
index 9971f2fed..2216256bf 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,6 @@ var art = new Artplayer({
## Proxys
- [WebAV](https://artplayer.org/?libs=./uncompiled/artplayer-proxy-webav/index.js&example=webav) (WIP)
-- [libmedia](https://artplayer.org/?libs=./uncompiled/artplayer-proxy-libmedia/index.js&example=libmedia) (WIP)
## Changelog
diff --git a/docs/assets/example/index.js b/docs/assets/example/index.js
index 638ada8ad..844dd018c 100644
--- a/docs/assets/example/index.js
+++ b/docs/assets/example/index.js
@@ -127,6 +127,7 @@ var art = new Artplayer({
url: '/assets/sample/thumbnails.png',
number: 60,
column: 10,
+ scale: 0.85,
},
subtitle: {
url: '/assets/sample/subtitle.srt',
diff --git a/docs/assets/example/libmedia.js b/docs/assets/example/libmedia.js
deleted file mode 100644
index c6e1e632c..000000000
--- a/docs/assets/example/libmedia.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// From: https://github.com/zhaohappy/libmedia
-// npm i artplayer-proxy-libmedia
-// import artplayerProxyLibmedia from 'artplayer-proxy-libmedia';
-
-var art = new Artplayer({
- container: '.artplayer-app',
- url: '/assets/sample/video.mp4',
- proxy: artplayerProxyLibmedia({
- //
- }),
-});
\ No newline at end of file
diff --git a/docs/assets/example/mobile.js b/docs/assets/example/mobile.js
index c2dc0176d..fcb3aa1d2 100644
--- a/docs/assets/example/mobile.js
+++ b/docs/assets/example/mobile.js
@@ -27,6 +27,7 @@ var art = new Artplayer({
url: '/assets/sample/thumbnails.png',
number: 60,
column: 10,
+ scale: 0.6
},
subtitle: {
name: '中日双语',
diff --git a/docs/assets/example/vast.js b/docs/assets/example/vast.js
index a523125f1..ab9e75099 100644
--- a/docs/assets/example/vast.js
+++ b/docs/assets/example/vast.js
@@ -1,5 +1,12 @@
+// Depends on:
+// https://glomex.github.io/vast-ima-player/
+// https://developers.google.com/interactive-media-ads/docs/sdks/html5/client-side
+
+// Google's IMA SDK are blocked by your Ad blocker.
+// Please Turn Off Your Ad Blocker.
+
// npm i artplayer-plugin-vast
-// import ArtplayerPluginVast from 'artplayer-plugin-vast';
+// import artplayerPluginVast from 'artplayer-plugin-vast';
var art = new Artplayer({
container: '.artplayer-app',
@@ -7,8 +14,11 @@ var art = new Artplayer({
fullscreen: true,
fullscreenWeb: true,
plugins: [
- ArtplayerPluginVast({
- url: '/assets/sample/vast.xml',
+ artplayerPluginVast(({ playUrl, imaPlayer, ima }) => {
+ // Play the ad when the video is played
+ art.once('play', () => {
+ playUrl('https://artplayer.org/assets/vast/linear-ad.xml');
+ });
}),
],
});
\ No newline at end of file
diff --git a/docs/assets/example/webav.js b/docs/assets/example/webav.js
index 6f08dd11c..87babeb79 100644
--- a/docs/assets/example/webav.js
+++ b/docs/assets/example/webav.js
@@ -4,7 +4,27 @@
var art = new Artplayer({
container: '.artplayer-app',
- url: '/assets/sample/video.mp4',
+ url: '/assets/sample/bbb-video.mp4',
+ volume: 0.5,
+ autoplay: false,
+ autoSize: false,
+ screenshot: true,
+ setting: true,
+ loop: true,
+ flip: true,
+ playbackRate: true,
+ aspectRatio: true,
+ fullscreen: true,
+ fullscreenWeb: true,
+ miniProgressBar: true,
+ autoPlayback: true,
+ thumbnails: {
+ url: '/assets/sample/bbb-sprite.jpg',
+ number: 121,
+ column: 11,
+ width: 128,
+ height: 72,
+ },
proxy: artplayerProxyWebAV({
//
}),
diff --git a/docs/assets/vast/linear-ad-1s.xml b/docs/assets/vast/linear-ad-1s.xml
new file mode 100644
index 000000000..d6913d9b4
--- /dev/null
+++ b/docs/assets/vast/linear-ad-1s.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/docs/assets/vast/linear-ad-2s.xml b/docs/assets/vast/linear-ad-2s.xml
new file mode 100644
index 000000000..4798ffe93
--- /dev/null
+++ b/docs/assets/vast/linear-ad-2s.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/docs/assets/vast/linear-ad.xml b/docs/assets/vast/linear-ad.xml
new file mode 100644
index 000000000..9d65bc9d2
--- /dev/null
+++ b/docs/assets/vast/linear-ad.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/docs/assets/vast/linear-video-1s.mp4 b/docs/assets/vast/linear-video-1s.mp4
new file mode 100644
index 000000000..50483aab3
Binary files /dev/null and b/docs/assets/vast/linear-video-1s.mp4 differ
diff --git a/docs/assets/vast/linear-video-2s.mp4 b/docs/assets/vast/linear-video-2s.mp4
new file mode 100644
index 000000000..b5cddc3e2
Binary files /dev/null and b/docs/assets/vast/linear-video-2s.mp4 differ
diff --git a/docs/assets/vast/linear-video.mp4 b/docs/assets/vast/linear-video.mp4
new file mode 100644
index 000000000..4b95f52cc
Binary files /dev/null and b/docs/assets/vast/linear-video.mp4 differ
diff --git a/docs/assets/vast/nonlinear-320x50.png b/docs/assets/vast/nonlinear-320x50.png
new file mode 100644
index 000000000..8b428d446
Binary files /dev/null and b/docs/assets/vast/nonlinear-320x50.png differ
diff --git a/docs/assets/vast/nonlinear-480x70.png b/docs/assets/vast/nonlinear-480x70.png
new file mode 100644
index 000000000..43738b313
Binary files /dev/null and b/docs/assets/vast/nonlinear-480x70.png differ
diff --git a/docs/assets/vast/nonlinear-728x90.png b/docs/assets/vast/nonlinear-728x90.png
new file mode 100644
index 000000000..928d811f7
Binary files /dev/null and b/docs/assets/vast/nonlinear-728x90.png differ
diff --git a/docs/assets/vast/nonlinear-ad.xml b/docs/assets/vast/nonlinear-ad.xml
new file mode 100644
index 000000000..6bd0af23a
--- /dev/null
+++ b/docs/assets/vast/nonlinear-ad.xml
@@ -0,0 +1,31 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/docs/assets/vast/vast-waterfall.xml b/docs/assets/vast/vast-waterfall.xml
new file mode 100644
index 000000000..4603dca18
--- /dev/null
+++ b/docs/assets/vast/vast-waterfall.xml
@@ -0,0 +1,39 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/docs/assets/vast/vmap.xml b/docs/assets/vast/vmap.xml
new file mode 100644
index 000000000..130c861fd
--- /dev/null
+++ b/docs/assets/vast/vmap.xml
@@ -0,0 +1,80 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/docs/compiled/artplayer-proxy-webav.js b/docs/compiled/artplayer-proxy-webav.js
new file mode 100644
index 000000000..a9ed7c4a7
--- /dev/null
+++ b/docs/compiled/artplayer-proxy-webav.js
@@ -0,0 +1,8 @@
+
+/*!
+ * artplayer-proxy-webav.js v1.0.0
+ * Github: https://github.com/zhw2590582/ArtPlayer
+ * (c) 2017-2024 Harvey Zack
+ * Released under the MIT License.
+ */
+!function(t,e,r,s,n){var a="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:{},o="function"==typeof a[s]&&a[s],h=o.cache||{},l="undefined"!=typeof module&&"function"==typeof module.require&&module.require.bind(module);function u(e,r){if(!h[e]){if(!t[e]){var n="function"==typeof a[s]&&a[s];if(!r&&n)return n(e,!0);if(o)return o(e,!0);if(l&&"string"==typeof e)return l(e);var d=Error("Cannot find module '"+e+"'");throw d.code="MODULE_NOT_FOUND",d}p.resolve=function(r){var s=t[e][1][r];return null!=s?s:r},p.cache={};var f=h[e]=new u.Module(e);t[e][0].call(f.exports,p,f,f.exports,this)}return h[e].exports;function p(t){var e=p.resolve(t);return!1===e?{}:u(e)}}u.isParcelRequire=!0,u.Module=function(t){this.id=t,this.bundle=u,this.exports={}},u.modules=t,u.cache=h,u.parent=o,u.register=function(e,r){t[e]=[function(t,e){e.exports=r},{}]},Object.defineProperty(u,"root",{get:function(){return a[s]}}),a[s]=u;for(var d=0;da);var n=t("@webav/av-cliper");function a(){return t=>{let e,r;let{option:s,constructor:a}=t,{createElement:o,def:h}=a.utils,l=o("canvas"),u=l.getContext("2d"),d=null,f=null,p=null,c=null,m=0,g={playing:!1,duration:0,videoWidth:0,videoHeight:0,currentTime:0,playbackRate:1,paused:!0,ended:!1,readyState:0,buffered:0,muted:s.muted,volume:s.volume,autoplay:s.autoplay};function y(){p&&(clearInterval(p),p=null),f&&(f.stop(),f=null)}function _(){if(r){let t=g.muted?0:g.volume;r.gain.setValueAtTime(t,e.currentTime)}}async function b(){e||(r=(e=new AudioContext).createGain()).connect(e.destination);let s=1e6*g.currentTime,n=0,a=!0,o=performance.now();async function h(){if(!g.playing)return;let h=performance.now(),l=h-o;o=h,null!==c?(s=1e6*c,c=null,a=!0):s+=1e3*l*g.playbackRate,g.currentTime=s/1e6;let{state:p,video:m,audio:_}=await d.tick(Math.round(s));if(t.emit("video:timeupdate",{type:"timeupdate"}),"done"===p){y(),g.ended=!0,g.playing=!1,g.paused=!0,t.emit("video:ended",{type:"ended"});return}if(m&&"success"===p&&(u.clearRect(0,0,g.videoWidth,g.videoHeight),u.drawImage(m,0,0,g.videoWidth,g.videoHeight),m.close()),a)a=!1;else if(_?.[0]?.length){let t=e.createBuffer(2,_[0].length,48e3);t.copyToChannel(_[0],0),t.copyToChannel(_[1],1),(f=e.createBufferSource()).buffer=t,f.connect(r),f.playbackRate.setValueAtTime(g.playbackRate,e.currentTime),n=Math.max(e.currentTime,n),f.start(n),n+=t.duration/g.playbackRate}}y(),_(),g.playing=!0,g.paused=!1,p=setInterval(h,1e3/60)}async function w(t){let{video:e}=await d.tick(1e6*t);e&&(u.clearRect(0,0,l.width,l.height),u.drawImage(e,0,0,l.width,l.height),e.close())}function v(){let e=t.template?.$player;if(!e||s.autoSize)return;let r=l.videoWidth/l.videoHeight,n=e.clientWidth,a=e.clientHeight,o=0,h=0;n/a>r?o=(n-a*r)/2:h=(a-n/r)/2,Object.assign(l.style,{padding:`${h}px ${o}px`})}async function S(){if(!await (0,n.Combinator).isSupported())throw t.notice.show="WebAV is not supported",Error("WebAV is not supported");y(),Object.assign(g,{playing:!1,duration:0,videoWidth:0,videoHeight:0,currentTime:0,playbackRate:1,paused:!0,ended:!1,readyState:0,buffered:0,muted:s.muted,volume:s.volume,autoplay:s.autoplay}),d&&(d.destroy(),t.emit("video:abort",{type:"abort"}),t.emit("video:emptied",{type:"emptied"}));try{await Promise.resolve(),t.emit("video:loadstart",{type:"loadstart"});let e=await fetch(s.url);if(!e.body)throw Error("No response body");d=new n.MP4Clip(e.body)}catch(e){throw t.emit("video:error",e),e}let e=await d.ready;Object.assign(g,{readyState:4,duration:Math.round(e.duration/1e6),videoWidth:e.width,videoHeight:e.height}),l.width=g.videoWidth,l.height=g.videoHeight,await w(.1),v(),t.emit("video:loadedmetadata",{type:"loadedmetadata"}),t.emit("video:durationchange",{type:"durationchange"}),t.emit("video:loadeddata",{type:"loadeddata"}),t.emit("video:canplay",{type:"canplay"}),t.emit("video:canplaythrough",{type:"canplaythrough"})}return h(l,"textTracks",{get:()=>[]}),h(l,"duration",{get:()=>g.duration}),h(l,"videoWidth",{get:()=>g.videoWidth}),h(l,"videoHeight",{get:()=>g.videoHeight}),h(l,"volume",{get:()=>g.volume,set:e=>{g.volume=Math.max(0,Math.min(1,e)),_(),t.emit("video:volumechange",{type:"volumechange"})}}),h(l,"currentTime",{get:()=>g.currentTime,set:e=>{let r=Math.max(0,Math.min(e,g.duration)),s=performance.now();s-m>16&&(m=s,c=r,g.currentTime=r,g.playing||w(r),t.emit("video:timeupdate",{type:"timeupdate"}))}}),h(l,"autoplay",{get:()=>g.autoplay,set:t=>{g.autoplay=t,t&&g.readyState>=4&&l.play()}}),h(l,"src",{get:()=>s.url,set:t=>{s.url=t,S().then(()=>{s.autoplay&&l.play()})}}),h(l,"playbackRate",{get:()=>g.playbackRate,set:r=>{g.playbackRate=Math.max(.25,Math.min(2,r)),f&&f.playbackRate.setValueAtTime(g.playbackRate,e.currentTime),t.emit("video:ratechange",{type:"ratechange"})}}),h(l,"playing",{get:()=>g.playing}),h(l,"paused",{get:()=>g.paused}),h(l,"ended",{get:()=>g.ended}),h(l,"readyState",{get:()=>g.readyState}),h(l,"muted",{get:()=>g.muted,set:e=>{g.muted=e,_(),t.emit("video:volumechange",{type:"volumechange"})}}),h(l,"buffered",{get:()=>({start:()=>0,end:()=>g.buffered,length:1})}),h(l,"play",{value:async()=>{await b(),t.emit("video:play",{type:"play"}),t.emit("video:playing",{type:"playing"})}}),h(l,"pause",{value:()=>{y(),g.playing=!1,g.paused=!0,t.emit("video:pause",{type:"pause"})}}),t.on("destroy",()=>{y(),d&&d.destroy()}),t.on("resize",v),l}}"undefined"!=typeof window&&(window.artplayerProxyWebAV=a)},{"@webav/av-cliper":"b01Rz","@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],b01Rz:[function(t,e,r){var s,n,a,o,h,l,u,d,f,p,c,m,g,y,_,b,w,v,S,E,U,x,T,A,C,I,B,k,F,R,P,z,L,D,M,O,N,G,Y,W,V,H,X,j,Z,$,K,q,Q,J,tt,te,ti,tr,ts,tn,ta,to,th,tl,tu,td,tf,tp,tc,tm,tg,ty,t_,tb,tw,tv,tS,tE,tU,tx,tT,tA,tC,tI,tB,tk,tF,tR,tP,tz,tL,tD,tM,tO,tN,tG,tY,tW,tV,tH,tX,tj,tZ,t$,tK,tq,tQ,tJ,t0,t1,t2,t3,t6,t8,t4,t5,t9,t7,et,ee,ei,er,es,en,ea,eo,eh,el,eu,ed=t("@parcel/transformer-js/src/esmodule-helpers.js");ed.defineInteropFlag(r),ed.export(r,"AudioClip",()=>iX),ed.export(r,"Combinator",()=>rB),ed.export(r,"DEFAULT_AUDIO_CONF",()=>iC),ed.export(r,"EmbedSubtitlesClip",()=>iQ),ed.export(r,"EventTool",()=>i0),ed.export(r,"ImgClip",()=>iV),ed.export(r,"Log",()=>e5),ed.export(r,"MP4Clip",()=>iz),ed.export(r,"MediaStreamClip",()=>iK),ed.export(r,"OffscreenSprite",()=>rT),ed.export(r,"Rect",()=>rE),ed.export(r,"VisibleSprite",()=>rA),ed.export(r,"adjustAudioDataVolume",()=>iy),ed.export(r,"audioResample",()=>iw),ed.export(r,"autoReadStream",()=>iE),ed.export(r,"concatAudioClip",()=>ij),ed.export(r,"concatFloat32Array",()=>ip),ed.export(r,"concatPCMFragments",()=>ic),ed.export(r,"createChromakey",()=>rv),ed.export(r,"createEl",()=>eE),ed.export(r,"createHLSLoader",()=>rm),ed.export(r,"decodeImg",()=>i_),ed.export(r,"extractPCM4AudioBuffer",()=>ig),ed.export(r,"extractPCM4AudioData",()=>im),ed.export(r,"fastConcatMP4",()=>rt),ed.export(r,"file2stream",()=>i9),ed.export(r,"fixFMP4Duration",()=>ri),ed.export(r,"mixinMP4AndAudio",()=>rr),ed.export(r,"mixinPCM",()=>ib),ed.export(r,"recodemux",()=>i4),ed.export(r,"renderTxt2Img",()=>eU),ed.export(r,"renderTxt2ImgBitmap",()=>ex),ed.export(r,"ringSliceFloat32Array",()=>iS),ed.export(r,"workerTimer",()=>is);var ef=arguments[3],ep=t("718a311db185ef08").Buffer,ec=Object.defineProperty,em=t=>{throw TypeError(t)},eg=(t,e,r)=>e in t?ec(t,e,{enumerable:!0,configurable:!0,writable:!0,value:r}):t[e]=r,ey=(t,e,r)=>eg(t,"symbol"!=typeof e?e+"":e,r),e_=(t,e,r)=>e.has(t)||em("Cannot "+r),eb=(t,e,r)=>(e_(t,e,"read from private field"),r?r.call(t):e.get(t)),ew=(t,e,r)=>e.has(t)?em("Cannot add the same private member more than once"):e instanceof WeakSet?e.add(t):e.set(t,r),ev=(t,e,r,s)=>(e_(t,e,"write to private field"),s?s.call(t,r):e.set(t,r),r),eS=(t,e,r)=>(e_(t,e,"access private method"),r);function eE(t){return document.createElement(t)}function eU(t,e){let r=eE("pre");r.style.cssText=`margin: 0; ${e}; visibility: hidden; position: fixed;`,r.textContent=t,document.body.appendChild(r);let{width:s,height:n}=r.getBoundingClientRect();r.remove(),r.style.visibility="visible";let a=new Image;a.width=s,a.height=n;let o=``.replace(/\t/g,"").replace(/#/g,"%23");return a.src=`data:image/svg+xml;charset=utf-8,${o}`,a}async function ex(t,e){let r=eU(t,e);await new Promise(t=>{r.onload=t});let s=new OffscreenCanvas(r.width,r.height),n=s.getContext("2d");return null==n||n.drawImage(r,0,0,r.width,r.height),await createImageBitmap(s)}var eT=t=>{throw TypeError(t)},eA=(t,e,r)=>e.has(t)||eT("Cannot "+r),eC=(t,e,r)=>(eA(t,e,"read from private field"),r?r.call(t):e.get(t)),eI=(t,e,r)=>e.has(t)?eT("Cannot add the same private member more than once"):e instanceof WeakSet?e.add(t):e.set(t,r),eB=(t,e,r,s)=>(eA(t,e,"write to private field"),e.set(t,r),r);let ek="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",eF="u">typeof self&&self.Blob&&new Blob([Uint8Array.from(atob(ek),t=>t.charCodeAt(0))],{type:"text/javascript;charset=utf-8"});function eR(t){let e;try{if(!(e=eF&&(self.URL||self.webkitURL).createObjectURL(eF)))throw"";let r=new Worker(e,{name:null==t?void 0:t.name});return r.addEventListener("error",()=>{(self.URL||self.webkitURL).revokeObjectURL(e)}),r}catch{return new Worker("data:text/javascript;base64,"+ek,{name:null==t?void 0:t.name})}finally{e&&(self.URL||self.webkitURL).revokeObjectURL(e)}}async function eP(t,e,r){let s=function(){if(ez.length<3){let t=function(){let t=new eR,e=0,r={};return t.onmessage=({data:t})=>{var e,s;"callback"===t.evtType?null==(e=r[t.cbId])||e.resolve(t.returnVal):"throwError"===t.evtType&&(null==(s=r[t.cbId])||s.reject(Error(t.errMsg))),delete r[t.cbId]},async function(s,n,a=[]){e+=1;let o=new Promise((t,s)=>{r[e]={resolve:t,reject:s}});return t.postMessage({cbId:e,evtType:s,args:n},a),o}}();return ez.push(t),t}{let t=ez[eL];return eL=(eL+1)%ez.length,t}}();return await s("register",{fileId:t,filePath:e,mode:r}),{read:async(e,r)=>await s("read",{fileId:t,offset:e,size:r}),write:async(e,r)=>await s("write",{fileId:t,data:e,opts:r},[ArrayBuffer.isView(e)?e.buffer:e]),close:async()=>await s("close",{fileId:t}),truncate:async e=>await s("truncate",{fileId:t,newSize:e}),getSize:async()=>await s("getSize",{fileId:t}),flush:async()=>await s("flush",{fileId:t})}}let ez=[],eL=0;function eD(t){if("/"===t)return{parent:null,name:""};let e=t.split("/").filter(t=>t.length>0);if(0===e.length)throw Error("Invalid path");return{name:e[e.length-1],parent:"/"+e.slice(0,-1).join("/")}}async function eM(t,e){let{parent:r,name:s}=eD(t);if(null==r)return await navigator.storage.getDirectory();let n=r.split("/").filter(t=>t.length>0);try{let t=await navigator.storage.getDirectory();for(let r of n)t=await t.getDirectoryHandle(r,{create:e.create});return e.isFile?await t.getFileHandle(s,{create:e.create}):await t.getDirectoryHandle(s,{create:e.create})}catch(t){if("NotFoundError"===t.name)return null;throw t}}async function eO(t){let{parent:e,name:r}=eD(t);if(null==e){let t=await navigator.storage.getDirectory();for await(let e of t.keys())await t.removeEntry(e,{recursive:!0});return}let s=await eM(e,{create:!1,isFile:!1});null!=s&&await s.removeEntry(r,{recursive:!0})}function eN(t,e){return`${t}/${e}`.replace("//","/")}function eG(t){return new eY(t)}class eY{constructor(t){eI(this,g),eI(this,y),eI(this,_),eB(this,g,t);let{parent:e,name:r}=eD(t);eB(this,y,r),eB(this,_,e)}get kind(){return"dir"}get name(){return eC(this,y)}get path(){return eC(this,g)}get parent(){return null==eC(this,_)?null:eG(eC(this,_))}async create(){return await eM(eC(this,g),{create:!0,isFile:!1}),eG(eC(this,g))}async exists(){return await eM(eC(this,g),{create:!1,isFile:!1}) instanceof FileSystemDirectoryHandle}async remove(){for(let t of(await this.children()))try{await t.remove()}catch(t){console.warn(t)}try{await eO(eC(this,g))}catch(t){console.warn(t)}}async children(){let t=await eM(eC(this,g),{create:!1,isFile:!1});if(null==t)return[];let e=[];for await(let r of t.values())e.push(("file"===r.kind?eV:eG)(eN(eC(this,g),r.name)));return e}async copyTo(t){if(!await this.exists())throw Error(`dir ${this.path} not exists`);let e=await t.exists()?eG(eN(t.path,this.name)):t;return await e.create(),await Promise.all((await this.children()).map(t=>t.copyTo(e))),e}async moveTo(t){let e=await this.copyTo(t);return await this.remove(),e}}g=/* @__PURE__ */new WeakMap,y=/* @__PURE__ */new WeakMap,_=/* @__PURE__ */new WeakMap;let eW=/* @__PURE__ */new Map;function eV(t,e="rw"){if("rw"===e){let r=eW.get(t)??new e$(t,e);return eW.set(t,r),r}return new e$(t,e)}async function eH(t,e,r={overwrite:!0}){if(e instanceof e$){await eH(t,await e.stream(),r);return}let s=await (t instanceof e$?t:eV(t,"rw")).createWriter();try{if(r.overwrite&&await s.truncate(0),e instanceof ReadableStream){let t=e.getReader();for(;;){let{done:e,value:r}=await t.read();if(e)break;await s.write(r)}}else await s.write(e)}catch(t){throw t}finally{await s.close()}}let eX=0,ej=()=>++eX,eZ=class t{constructor(t,e){eI(this,b),eI(this,w),eI(this,v),eI(this,S),eI(this,E),eI(this,U,0),eI(this,x,/* @__PURE__ */(()=>{let t=null;return()=>(eB(this,U,eC(this,U)+1),t??(t=new Promise(async(e,r)=>{try{let r=await eP(eC(this,E),eC(this,b),eC(this,S));e([r,async()=>{eB(this,U,eC(this,U)-1),eC(this,U)>0||(t=null,await r.close())}])}catch(t){r(t)}})))})()),eI(this,T,!1),eB(this,E,ej()),eB(this,b,t),eB(this,S,{r:"read-only",rw:"readwrite","rw-unsafe":"readwrite-unsafe"}[e]);let{parent:r,name:s}=eD(t);eB(this,v,s),eB(this,w,r)}get kind(){return"file"}get path(){return eC(this,b)}get name(){return eC(this,v)}get parent(){return null==eC(this,w)?null:eG(eC(this,w))}async createWriter(){if("read-only"===eC(this,S))throw Error("file is read-only");if(eC(this,T))throw Error("Other writer have not been closed");eB(this,T,!0);let t=new TextEncoder,[e,r]=await eC(this,x).call(this),s=await e.getSize(),n=!1;return{write:async(r,a={})=>{if(n)throw Error("Writer is closed");let o="string"==typeof r?t.encode(r):r,h=a.at??s;return s=h+o.byteLength,await e.write(o,{at:h})},truncate:async t=>{if(n)throw Error("Writer is closed");await e.truncate(t),s>t&&(s=t)},flush:async()=>{if(n)throw Error("Writer is closed");await e.flush()},close:async()=>{if(n)throw Error("Writer is closed");n=!0,eB(this,T,!1),await r()}}}async createReader(){let[t,e]=await eC(this,x).call(this),r=!1,s=0;return{read:async(e,n={})=>{if(r)throw Error("Reader is closed");let a=n.at??s,o=await t.read(a,e);return s=a+o.byteLength,o},getSize:async()=>{if(r)throw Error("Reader is closed");return await t.getSize()},close:async()=>{r||(r=!0,await e())}}}async text(){return new TextDecoder().decode(await this.arrayBuffer())}async arrayBuffer(){let t=await eM(eC(this,b),{create:!1,isFile:!0});return null==t?new ArrayBuffer(0):(await t.getFile()).arrayBuffer()}async stream(){let t=await this.getOriginFile();return null==t?new ReadableStream({pull:t=>{t.close()}}):t.stream()}async getOriginFile(){var t;return null==(t=await eM(eC(this,b),{create:!1,isFile:!0}))?void 0:t.getFile()}async getSize(){let t=await eM(eC(this,b),{create:!1,isFile:!0});return null==t?0:(await t.getFile()).size}async exists(){return await eM(eC(this,b),{create:!1,isFile:!0}) instanceof FileSystemFileHandle}async remove(){if(eC(this,U))throw Error("exists unclosed reader/writer");await eO(eC(this,b))}async copyTo(e){if(!await this.exists())throw Error(`file ${this.path} not exists`);if(e instanceof t)return eV(e.path)===this?this:(await eH(e.path,this),eV(e.path));if(e instanceof eY)return await this.copyTo(eV(eN(e.path,this.name)));throw Error("Illegal target type")}async moveTo(t){let e=await this.copyTo(t);return await this.remove(),e}};b=/* @__PURE__ */new WeakMap,w=/* @__PURE__ */new WeakMap,v=/* @__PURE__ */new WeakMap,S=/* @__PURE__ */new WeakMap,E=/* @__PURE__ */new WeakMap,U=/* @__PURE__ */new WeakMap,x=/* @__PURE__ */new WeakMap,T=/* @__PURE__ */new WeakMap;let e$=eZ,eK="/.opfs-tools-temp-dir";async function eq(t){try{if("file"===t.kind){if(!await t.exists())return!0;let e=await t.createWriter();await e.truncate(0),await e.close(),await t.remove()}else await t.remove();return!0}catch(t){return console.warn(t),!1}}let eQ=[],eJ=!1;async function e0(){if(null==globalThis.localStorage)return;let t="OPFS_TOOLS_EXPIRES_TMP_FILES";eJ||(eJ=!0,globalThis.addEventListener("unload",()=>{0!==eQ.length&&localStorage.setItem(t,`${localStorage.getItem(t)??""},${eQ.join(",")}`)}));let e=localStorage.getItem(t)??"";for(let t of e.split(","))0!==t.length&&await eq(eV(`${eK}/${t}`))&&(e=e.replace(t,""));localStorage.setItem(t,e.replace(/,{2,}/g,","))}function e1(){let t=`${Math.random().toString().slice(2)}-${Date.now()}`;return eQ.push(t),eV(`${eK}/${t}`)}!async function(){var t;!0===globalThis.__opfs_tools_tmpfile_init__||(globalThis.__opfs_tools_tmpfile_init__=!0,null==globalThis.FileSystemDirectoryHandle||null==globalThis.FileSystemFileHandle||(null==(t=globalThis.navigator)?void 0:t.storage.getDirectory)==null||(setInterval(async()=>{for(let t of(await eG(eK).children())){let e=/^\d+-(\d+)$/.exec(t.name);(null==e||Date.now()-Number(e[1])>2592e5)&&await eq(t)}},6e4),await e0()))}();let e2=1,e3=e1(),e6=null,e8=["debug","info","warn","error"].reduce((t,e,r)=>Object.assign(t,{[e]:(...t)=>{e2<=r&&(console[e](...t),null==e6||e6.write(`[${e}][${function(){let t=/* @__PURE__ */new Date;return`${t.getHours()}:${t.getMinutes()}:${t.getSeconds()}.${t.getMilliseconds()}`}()}] ${t.map(t=>t instanceof Error?String(t):"object"==typeof t?JSON.stringify(t,(t,e)=>e instanceof Error?String(e):e):String(t)).join(" ")} `))}}),{}),e4=/* @__PURE__ */new Map,e5={setLogLevel:t=>{e2=e4.get(t)??1},...e8,create:t=>Object.fromEntries(Object.entries(e8).map(([e,r])=>[e,(...e)=>r(t,...e)])),dump:async()=>(await e7,await (null==e6?void 0:e6.flush()),await e3.text())};async function e9(){try{e6=await e3.createWriter(),e5.info(navigator.userAgent),e5.info("date: "+/* @__PURE__ */new Date().toLocaleDateString())}catch(t){if(!(t instanceof Error))throw t;if(t.message.includes("createSyncAccessHandle is not a function"))console.warn(t);else throw t}}e4.set(e5.debug,0),e4.set(e5.info,1),e4.set(e5.warn,2),e4.set(e5.error,3);let e7=null==globalThis.navigator?null:e9(),it=()=>{let t;self.onmessage=e=>{"start"===e.data.event&&(self.clearInterval(t),t=self.setInterval(()=>{self.postMessage({})},16.6)),"stop"===e.data.event&&self.clearInterval(t)}},ie=/* @__PURE__ */new Map,ii=1,ir=null;null!=globalThis.Worker&&((ir=(()=>{let t=new Blob([`(${it.toString()})()`]);return new Worker(URL.createObjectURL(t))})()).onmessage=()=>{for(let[t,e]of(ii+=1,ie))if(ii%t==0)for(let t of e)t()});let is=(t,e)=>{let r=Math.round(e/16.6),s=ie.get(r)??/* @__PURE__ */new Set;return s.add(t),ie.set(r,s),1===ie.size&&1===s.size&&(null==ir||ir.postMessage({event:"start"})),()=>{s.delete(t),0===s.size&&ie.delete(r),0===ie.size&&(ii=0,null==ir||ir.postMessage({event:"stop"}))}};class ia{constructor(t,e,r){var s;this.length_=t,this.scaleFactor_=(t-1)/e,this.interpolate=this.cubic,"point"===r.method?this.interpolate=this.point:"linear"===r.method?this.interpolate=this.linear:"sinc"===r.method&&(this.interpolate=this.sinc),this.tangentFactor_=1-Math.max(0,Math.min(1,r.tension||0)),this.sincFilterSize_=r.sincFilterSize||1,this.kernel_=(s=r.sincWindow||io,function(t){return(0===t?1:Math.sin(Math.PI*t)/(Math.PI*t))*s(t)})}point(t,e){return this.getClippedInput_(Math.round(this.scaleFactor_*t),e)}linear(t,e){let r=Math.floor(t=this.scaleFactor_*t);return(1-(t-=r))*this.getClippedInput_(r,e)+t*this.getClippedInput_(r+1,e)}cubic(t,e){let r=Math.floor(t=this.scaleFactor_*t),s=[this.getTangent_(r,e),this.getTangent_(r+1,e)],n=[this.getClippedInput_(r,e),this.getClippedInput_(r+1,e)],a=(t-=r)*t,o=t*a;return(2*o-3*a+1)*n[0]+(o-2*a+t)*s[0]+(-2*o+3*a)*n[1]+(o-a)*s[1]}sinc(t,e){let r=Math.floor(t=this.scaleFactor_*t),s=r-this.sincFilterSize_+1,n=r+this.sincFilterSize_,a=0;for(let r=s;r<=n;r++)a+=this.kernel_(t-r)*this.getClippedInput_(r,e);return a}getTangent_(t,e){return this.tangentFactor_*(this.getClippedInput_(t+1,e)-this.getClippedInput_(t-1,e))/2}getClippedInput_(t,e){return 0<=t&&tt.length).reduce((t,e)=>t+e)),r=0;for(let s of t)e.set(s,r),r+=s.length;return e}function ic(t){let e=[];for(let r=0;rnew Float32Array(r));for(let n=0;nt.getChannelData(r))}function iy(t,e){let r=new Float32Array(ip(im(t))).map(t=>t*e),s=new AudioData({sampleRate:t.sampleRate,numberOfChannels:t.numberOfChannels,timestamp:t.timestamp,format:t.format,numberOfFrames:t.numberOfFrames,data:r});return t.close(),s}async function i_(t,e){var r;let s=new ImageDecoder({type:e,data:t});await Promise.all([s.completed,s.tracks.ready]);let n=(null==(r=s.tracks.selectedTrack)?void 0:r.frameCount)??1,a=[];for(let t=0;t{var e;return(null==(e=t[0])?void 0:e.length)??0})),n=new Float32Array(2*s);for(let a=0;anew Float32Array(0));if(0===s)return n;let a=Math.max(...t.map(t=>t.length));if(0===a)return n;if(null==globalThis.OfflineAudioContext)return t.map(t=>new Float32Array(function(t,e,r,s={}){let n=(r-e)/e+1,a=new Float64Array(t.length*n);s.method=s.method||"cubic";let o=new ia(t.length,a.length,{method:s.method,tension:s.tension||0,sincFilterSize:s.sincFilterSize||6,sincWindow:s.sincWindow||void 0});if(void 0===s.LPF&&(s.LPF=ih[s.method]),s.LPF){s.LPFType=s.LPFType||"IIR";let n=iu[s.LPFType];r>e?function(t,e,r,s){for(let n=0,a=e.length;n=0;t--)e[t]=s.filter(e[t])}(t,a,o,new n(s.LPFOrder||il[s.LPFType],r,e/2)):function(t,e,r,s){for(let e=0,r=t.length;e=0;e--)t[e]=s.filter(t[e]);id(t,e,r)}(t,a,o,new n(s.LPFOrder||il[s.LPFType],e,r/2))}else id(t,a,o);return a}(t,e,r.rate,{method:"sinc",LPF:!1})));let o=new globalThis.OfflineAudioContext(r.chanCount,a*r.rate/e,r.rate),h=o.createBufferSource(),l=o.createBuffer(s,a,e);return t.forEach((t,e)=>l.copyToChannel(t,e)),h.buffer=l,h.connect(o.destination),h.start(),ig(await o.startRendering())}function iv(t){return new Promise(e=>{let r=is(()=>{r(),e()},t)})}function iS(t,e,r){let s=r-e,n=new Float32Array(s),a=0;for(;a{r=!0}}var iU="u">typeof globalThis?globalThis:"u">typeof window?window:"u">typeof ef?ef:"u">typeof self?self:{};function ix(t){return t&&t.__esModule&&Object.prototype.hasOwnProperty.call(t,"default")?t.default:t}var iT={};(s=/* @__PURE__ */new Date,n=4,a={setLogLevel:function(t){t==this.debug?n=1:t==this.info?n=2:t==this.warn?n=3:(this.error,n=4)},debug:function(t,e){void 0===console.debug&&(console.debug=console.log),1>=n&&console.debug("["+a.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},log:function(t,e){this.debug(t.msg)},info:function(t,e){2>=n&&console.info("["+a.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},warn:function(t,e){3>=n&&console.warn("["+a.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},error:function(t,e){4>=n&&console.error("["+a.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)}}).getDurationString=function(t,e){function r(t,e){for(var r=(""+t).split(".");r[0].length0))return"(empty)";for(var r="",s=0;s0&&(r+=","),r+="["+a.getDurationString(t.start(s))+","+a.getDurationString(t.end(s))+"]";return r},iT.Log=a,(o=function(t){if(t instanceof ArrayBuffer)this.buffer=t,this.dataview=new DataView(t);else throw"Needs an array buffer";this.position=0}).prototype.getPosition=function(){return this.position},o.prototype.getEndPosition=function(){return this.buffer.byteLength},o.prototype.getLength=function(){return this.buffer.byteLength},o.prototype.seek=function(t){var e=Math.max(0,Math.min(this.buffer.byteLength,t));return this.position=isNaN(e)||!isFinite(e)?0:e,!0},o.prototype.isEos=function(){return this.getPosition()>=this.getEndPosition()},o.prototype.readAnyInt=function(t,e){var r=0;if(this.position+t<=this.buffer.byteLength){switch(t){case 1:r=e?this.dataview.getInt8(this.position):this.dataview.getUint8(this.position);break;case 2:r=e?this.dataview.getInt16(this.position):this.dataview.getUint16(this.position);break;case 3:if(e)throw"No method for reading signed 24 bits values";r=this.dataview.getUint8(this.position)<<16|this.dataview.getUint8(this.position+1)<<8|this.dataview.getUint8(this.position+2);break;case 4:r=e?this.dataview.getInt32(this.position):this.dataview.getUint32(this.position);break;case 8:if(e)throw"No method for reading signed 64 bits values";r=this.dataview.getUint32(this.position)<<32|this.dataview.getUint32(this.position+4);break;default:throw"readInt method not implemented for size: "+t}return this.position+=t,r}throw"Not enough bytes in buffer"},o.prototype.readUint8=function(){return this.readAnyInt(1,!1)},o.prototype.readUint16=function(){return this.readAnyInt(2,!1)},o.prototype.readUint24=function(){return this.readAnyInt(3,!1)},o.prototype.readUint32=function(){return this.readAnyInt(4,!1)},o.prototype.readUint64=function(){return this.readAnyInt(8,!1)},o.prototype.readString=function(t){if(this.position+t<=this.buffer.byteLength){for(var e="",r=0;rthis._byteLength&&(this._byteLength=e);return}for(r<1&&(r=1);e>r;)r*=2;var s=new ArrayBuffer(r),n=new Uint8Array(this._buffer);new Uint8Array(s,0,n.length).set(n),this.buffer=s,this._byteLength=e}},h.prototype._trimAlloc=function(){if(this._byteLength!=this._buffer.byteLength){var t=new ArrayBuffer(this._byteLength),e=new Uint8Array(t),r=new Uint8Array(this._buffer,0,e.length);e.set(r),this.buffer=t}},h.BIG_ENDIAN=!1,h.LITTLE_ENDIAN=!0,h.prototype._byteLength=0,Object.defineProperty(h.prototype,"byteLength",{get:function(){return this._byteLength-this._byteOffset}}),Object.defineProperty(h.prototype,"buffer",{get:function(){return this._trimAlloc(),this._buffer},set:function(t){this._buffer=t,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(h.prototype,"byteOffset",{get:function(){return this._byteOffset},set:function(t){this._byteOffset=t,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(h.prototype,"dataView",{get:function(){return this._dataView},set:function(t){this._byteOffset=t.byteOffset,this._buffer=t.buffer,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._byteOffset+t.byteLength}}),h.prototype.seek=function(t){var e=Math.max(0,Math.min(this.byteLength,t));this.position=isNaN(e)||!isFinite(e)?0:e},h.prototype.isEof=function(){return this.position>=this._byteLength},h.prototype.mapUint8Array=function(t){this._realloc(1*t);var e=new Uint8Array(this._buffer,this.byteOffset+this.position,t);return this.position+=1*t,e},h.prototype.readInt32Array=function(t,e){var r=new Int32Array(t=t??this.byteLength-this.position/4);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readInt16Array=function(t,e){var r=new Int16Array(t=t??this.byteLength-this.position/2);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readInt8Array=function(t){var e=new Int8Array(t=t??this.byteLength-this.position);return h.memcpy(e.buffer,0,this.buffer,this.byteOffset+this.position,t*e.BYTES_PER_ELEMENT),this.position+=e.byteLength,e},h.prototype.readUint32Array=function(t,e){var r=new Uint32Array(t=t??this.byteLength-this.position/4);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readUint16Array=function(t,e){var r=new Uint16Array(t=t??this.byteLength-this.position/2);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readUint8Array=function(t){var e=new Uint8Array(t=t??this.byteLength-this.position);return h.memcpy(e.buffer,0,this.buffer,this.byteOffset+this.position,t*e.BYTES_PER_ELEMENT),this.position+=e.byteLength,e},h.prototype.readFloat64Array=function(t,e){var r=new Float64Array(t=t??this.byteLength-this.position/8);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readFloat32Array=function(t,e){var r=new Float32Array(t=t??this.byteLength-this.position/4);return h.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),h.arrayToNative(r,e??this.endianness),this.position+=r.byteLength,r},h.prototype.readInt32=function(t){var e=this._dataView.getInt32(this.position,t??this.endianness);return this.position+=4,e},h.prototype.readInt16=function(t){var e=this._dataView.getInt16(this.position,t??this.endianness);return this.position+=2,e},h.prototype.readInt8=function(){var t=this._dataView.getInt8(this.position);return this.position+=1,t},h.prototype.readUint32=function(t){var e=this._dataView.getUint32(this.position,t??this.endianness);return this.position+=4,e},h.prototype.readUint16=function(t){var e=this._dataView.getUint16(this.position,t??this.endianness);return this.position+=2,e},h.prototype.readUint8=function(){var t=this._dataView.getUint8(this.position);return this.position+=1,t},h.prototype.readFloat32=function(t){var e=this._dataView.getFloat32(this.position,t??this.endianness);return this.position+=4,e},h.prototype.readFloat64=function(t){var e=this._dataView.getFloat64(this.position,t??this.endianness);return this.position+=8,e},h.endianness=new Int8Array(new Int16Array([1]).buffer)[0]>0,h.memcpy=function(t,e,r,s,n){var a=new Uint8Array(t,e,n),o=new Uint8Array(r,s,n);a.set(o)},h.arrayToNative=function(t,e){return e==this.endianness?t:this.flipArrayEndianness(t)},h.nativeToEndian=function(t,e){return this.endianness==e?t:this.flipArrayEndianness(t)},h.flipArrayEndianness=function(t){for(var e=new Uint8Array(t.buffer,t.byteOffset,t.byteLength),r=0;rn;s--,n++){var a=e[n];e[n]=e[s],e[s]=a}return t},h.prototype.failurePosition=0,String.fromCharCodeUint8=function(t){for(var e=[],r=0;r>16),this.writeUint8((65280&t)>>8),this.writeUint8(255&t)},h.prototype.adjustUint32=function(t,e){var r=this.position;this.seek(t),this.writeUint32(e),this.seek(r)},h.prototype.mapInt32Array=function(t,e){this._realloc(4*t);var r=new Int32Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=4*t,r},h.prototype.mapInt16Array=function(t,e){this._realloc(2*t);var r=new Int16Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=2*t,r},h.prototype.mapInt8Array=function(t){this._realloc(1*t);var e=new Int8Array(this._buffer,this.byteOffset+this.position,t);return this.position+=1*t,e},h.prototype.mapUint32Array=function(t,e){this._realloc(4*t);var r=new Uint32Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=4*t,r},h.prototype.mapUint16Array=function(t,e){this._realloc(2*t);var r=new Uint16Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=2*t,r},h.prototype.mapFloat64Array=function(t,e){this._realloc(8*t);var r=new Float64Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=8*t,r},h.prototype.mapFloat32Array=function(t,e){this._realloc(4*t);var r=new Float32Array(this._buffer,this.byteOffset+this.position,t);return h.arrayToNative(r,e??this.endianness),this.position+=4*t,r},(l=function(t){this.buffers=[],this.bufferIndex=-1,t&&(this.insertBuffer(t),this.bufferIndex=0)}).prototype=new h(new ArrayBuffer,0,h.BIG_ENDIAN),l.prototype.initialized=function(){var t;return this.bufferIndex>-1||(this.buffers.length>0?0===(t=this.buffers[0]).fileStart?(this.buffer=t,this.bufferIndex=0,a.debug("MultiBufferStream","Stream ready for parsing"),!0):(a.warn("MultiBufferStream","The first buffer should have a fileStart of 0"),this.logBufferLevel(),!1):(a.warn("MultiBufferStream","No buffer to start parsing from"),this.logBufferLevel(),!1))},ArrayBuffer.concat=function(t,e){a.debug("ArrayBuffer","Trying to create a new buffer of size: "+(t.byteLength+e.byteLength));var r=new Uint8Array(t.byteLength+e.byteLength);return r.set(new Uint8Array(t),0),r.set(new Uint8Array(e),t.byteLength),r.buffer},l.prototype.reduceBuffer=function(t,e,r){var s;return(s=new Uint8Array(r)).set(new Uint8Array(t,e,r)),s.buffer.fileStart=t.fileStart+e,s.buffer.usedBytes=0,s.buffer},l.prototype.insertBuffer=function(t){for(var e=!0,r=0;rs.byteLength){this.buffers.splice(r,1),r--;continue}a.warn("MultiBufferStream","Buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+") already appended, ignoring")}else t.fileStart+t.byteLength<=s.fileStart||(t=this.reduceBuffer(t,0,s.fileStart-t.fileStart)),a.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.splice(r,0,t),0===r&&(this.buffer=t);e=!1;break}if(t.fileStart0)t=this.reduceBuffer(t,n,o);else{e=!1;break}}}e&&(a.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.push(t),0===r&&(this.buffer=t))},l.prototype.logBufferLevel=function(t){var e,r,s,n,o,h=[],l="";for(s=0,n=0,e=0;e0&&(l+=o.end-1+"]"),(t?a.info:a.debug)("MultiBufferStream",0===this.buffers.length?"No more buffer in memory":""+this.buffers.length+" stored buffer(s) ("+s+"/"+n+" bytes), continuous ranges: "+l)},l.prototype.cleanBuffers=function(){var t,e;for(t=0;t"+this.buffer.byteLength+")"),!0},l.prototype.findPosition=function(t,e,r){var s,n=null,o=-1;for(s=!0===t?0:this.bufferIndex;s=e?(a.debug("MultiBufferStream","Found position in existing buffer #"+o),o):-1},l.prototype.findEndContiguousBuf=function(t){var e,r,s,n=void 0!==t?t:this.bufferIndex;if(r=this.buffers[n],this.buffers.length>n+1)for(e=n+1;e>3;return 31===s&&r.data.length>=2&&(s=32+((7&r.data[0])<<3)+((224&r.data[1])>>5)),s},r.DecoderConfigDescriptor=function(t){r.Descriptor.call(this,4,t)},r.DecoderConfigDescriptor.prototype=new r.Descriptor,r.DecoderConfigDescriptor.prototype.parse=function(t){this.oti=t.readUint8(),this.streamType=t.readUint8(),this.bufferSize=t.readUint24(),this.maxBitrate=t.readUint32(),this.avgBitrate=t.readUint32(),this.size-=13,this.parseRemainingDescriptors(t)},r.DecoderSpecificInfo=function(t){r.Descriptor.call(this,5,t)},r.DecoderSpecificInfo.prototype=new r.Descriptor,r.SLConfigDescriptor=function(t){r.Descriptor.call(this,6,t)},r.SLConfigDescriptor.prototype=new r.Descriptor,this},iT.MPEG4DescriptorParser=u,(d={ERR_INVALID_DATA:-1,ERR_NOT_ENOUGH_DATA:0,OK:1,BASIC_BOXES:["mdat","idat","free","skip","meco","strk"],FULL_BOXES:["hmhd","nmhd","iods","xml ","bxml","ipro","mere"],CONTAINER_BOXES:[["moov",["trak","pssh"]],["trak"],["edts"],["mdia"],["minf"],["dinf"],["stbl",["sgpd","sbgp"]],["mvex",["trex"]],["moof",["traf"]],["traf",["trun","sgpd","sbgp"]],["vttc"],["tref"],["iref"],["mfra",["tfra"]],["meco"],["hnti"],["hinf"],["strk"],["strd"],["sinf"],["rinf"],["schi"],["trgr"],["udta",["kind"]],["iprp",["ipma"]],["ipco"],["grpl"],["j2kH"],["etyp",["tyco"]]],boxCodes:[],fullBoxCodes:[],containerBoxCodes:[],sampleEntryCodes:{},sampleGroupEntryCodes:[],trackGroupTypes:[],UUIDBoxes:{},UUIDs:[],initialize:function(){d.FullBox.prototype=new d.Box,d.ContainerBox.prototype=new d.Box,d.SampleEntry.prototype=new d.Box,d.TrackGroupTypeBox.prototype=new d.FullBox,d.BASIC_BOXES.forEach(function(t){d.createBoxCtor(t)}),d.FULL_BOXES.forEach(function(t){d.createFullBoxCtor(t)}),d.CONTAINER_BOXES.forEach(function(t){d.createContainerBoxCtor(t[0],null,t[1])})},Box:function(t,e,r){this.type=t,this.size=e,this.uuid=r},FullBox:function(t,e,r){d.Box.call(this,t,e,r),this.flags=0,this.version=0},ContainerBox:function(t,e,r){d.Box.call(this,t,e,r),this.boxes=[]},SampleEntry:function(t,e,r,s){d.ContainerBox.call(this,t,e),this.hdr_size=r,this.start=s},SampleGroupEntry:function(t){this.grouping_type=t},TrackGroupTypeBox:function(t,e){d.FullBox.call(this,t,e)},createBoxCtor:function(t,e){d.boxCodes.push(t),d[t+"Box"]=function(e){d.Box.call(this,t,e)},d[t+"Box"].prototype=new d.Box,e&&(d[t+"Box"].prototype.parse=e)},createFullBoxCtor:function(t,e){d[t+"Box"]=function(e){d.FullBox.call(this,t,e)},d[t+"Box"].prototype=new d.FullBox,d[t+"Box"].prototype.parse=function(t){this.parseFullHeader(t),e&&e.call(this,t)}},addSubBoxArrays:function(t){if(t){this.subBoxNames=t;for(var e=t.length,r=0;rr?(a.error("BoxParser","Box of type '"+f+"' has a size "+u+" greater than its container size "+r),{code:d.ERR_NOT_ENOUGH_DATA,type:f,size:u,hdr_size:l,start:h}):0!==u&&h+u>t.getEndPosition()?(t.seek(h),a.info("BoxParser","Not enough data in stream to parse the entire '"+f+"' box"),{code:d.ERR_NOT_ENOUGH_DATA,type:f,size:u,hdr_size:l,start:h}):e?{code:d.OK,type:f,size:u,hdr_size:l,start:h}:(d[f+"Box"]?s=new d[f+"Box"](u):"uuid"!==f?(a.warn("BoxParser","Unknown box type: '"+f+"'"),(s=new d.Box(f,u)).has_unparsed_data=!0):d.UUIDBoxes[o]?s=new d.UUIDBoxes[o](u):(a.warn("BoxParser","Unknown uuid type: '"+o+"'"),(s=new d.Box(f,u)).uuid=o,s.has_unparsed_data=!0),s.hdr_size=l,s.start=h,s.write===d.Box.prototype.write&&"mdat"!==s.type&&(a.info("BoxParser","'"+p+"' box writing not yet implemented, keeping unparsed data in memory for later write"),s.parseDataAndRewind(t)),s.parse(t),(n=t.getPosition()-(s.start+s.size))<0?(a.warn("BoxParser","Parsing of box '"+p+"' did not read the entire indicated box data size (missing "+-n+" bytes), seeking forward"),t.seek(s.start+s.size)):n>0&&(a.error("BoxParser","Parsing of box '"+p+"' read "+n+" more bytes than the indicated box data size, seeking backwards"),0!==s.size&&t.seek(s.start+s.size)),{code:d.OK,box:s,size:s.size})},d.Box.prototype.parse=function(t){"mdat"!=this.type?this.data=t.readUint8Array(this.size-this.hdr_size):0===this.size?t.seek(t.getEndPosition()):t.seek(this.start+this.size)},d.Box.prototype.parseDataAndRewind=function(t){this.data=t.readUint8Array(this.size-this.hdr_size),t.position-=this.size-this.hdr_size},d.FullBox.prototype.parseDataAndRewind=function(t){this.parseFullHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size),this.hdr_size-=4,t.position-=this.size-this.hdr_size},d.FullBox.prototype.parseFullHeader=function(t){this.version=t.readUint8(),this.flags=t.readUint24(),this.hdr_size+=4},d.FullBox.prototype.parse=function(t){this.parseFullHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size)},d.ContainerBox.prototype.parse=function(t){for(var e,r;t.getPosition()>10&31,e[1]=this.language>>5&31,e[2]=31&this.language,this.languageString=String.fromCharCode(e[0]+96,e[1]+96,e[2]+96)},d.SAMPLE_ENTRY_TYPE_VISUAL="Visual",d.SAMPLE_ENTRY_TYPE_AUDIO="Audio",d.SAMPLE_ENTRY_TYPE_HINT="Hint",d.SAMPLE_ENTRY_TYPE_METADATA="Metadata",d.SAMPLE_ENTRY_TYPE_SUBTITLE="Subtitle",d.SAMPLE_ENTRY_TYPE_SYSTEM="System",d.SAMPLE_ENTRY_TYPE_TEXT="Text",d.SampleEntry.prototype.parseHeader=function(t){t.readUint8Array(6),this.data_reference_index=t.readUint16(),this.hdr_size+=8},d.SampleEntry.prototype.parse=function(t){this.parseHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size)},d.SampleEntry.prototype.parseDataAndRewind=function(t){this.parseHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size),this.hdr_size-=8,t.position-=this.size-this.hdr_size},d.SampleEntry.prototype.parseFooter=function(t){d.ContainerBox.prototype.parse.call(this,t)},d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_HINT),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_METADATA),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SUBTITLE),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SYSTEM),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_TEXT),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,function(t){var e;this.parseHeader(t),t.readUint16(),t.readUint16(),t.readUint32Array(3),this.width=t.readUint16(),this.height=t.readUint16(),this.horizresolution=t.readUint32(),this.vertresolution=t.readUint32(),t.readUint32(),this.frame_count=t.readUint16(),e=Math.min(31,t.readUint8()),this.compressorname=t.readString(e),e<31&&t.readString(31-e),this.depth=t.readUint16(),t.readUint16(),this.parseFooter(t)}),d.createMediaSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,function(t){this.parseHeader(t),t.readUint32Array(2),this.channel_count=t.readUint16(),this.samplesize=t.readUint16(),t.readUint16(),t.readUint16(),this.samplerate=t.readUint32()/65536,this.parseFooter(t)}),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc2"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avc4"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"av01"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"dav1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"hvc1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"hev1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"hvt1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"lhe1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"dvh1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"dvhe"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vvc1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vvi1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vvs1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vvcN"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vp08"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"vp09"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"avs3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"j2ki"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"mjp2"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"mjpg"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"uncv"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mp4a"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"ac-3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"ac-4"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"ec-3"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"Opus"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mha1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mha2"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mhm1"),d.createSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"mhm2"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_VISUAL,"encv"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_AUDIO,"enca"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SUBTITLE,"encu"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_SYSTEM,"encs"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_TEXT,"enct"),d.createEncryptedSampleEntryCtor(d.SAMPLE_ENTRY_TYPE_METADATA,"encm"),d.createBoxCtor("a1lx",function(t){var e=((1&(1&t.readUint8()))+1)*16;this.layer_size=[];for(var r=0;r<3;r++)16==e?this.layer_size[r]=t.readUint16():this.layer_size[r]=t.readUint32()}),d.createBoxCtor("a1op",function(t){this.op_index=t.readUint8()}),d.createFullBoxCtor("auxC",function(t){this.aux_type=t.readCString();var e=this.size-this.hdr_size-(this.aux_type.length+1);this.aux_subtype=t.readUint8Array(e)}),d.createBoxCtor("av1C",function(t){var e=t.readUint8();if(this.version=127&e,1!==this.version){a.error("av1C version "+this.version+" not supported");return}if(e=t.readUint8(),this.seq_profile=e>>5&7,this.seq_level_idx_0=31&e,e=t.readUint8(),this.seq_tier_0=e>>7&1,this.high_bitdepth=e>>6&1,this.twelve_bit=e>>5&1,this.monochrome=e>>4&1,this.chroma_subsampling_x=e>>3&1,this.chroma_subsampling_y=e>>2&1,this.chroma_sample_position=3&e,e=t.readUint8(),this.reserved_1=e>>5&7,0!==this.reserved_1){a.error("av1C reserved_1 parsing problem");return}if(this.initial_presentation_delay_present=e>>4&1,1===this.initial_presentation_delay_present)this.initial_presentation_delay_minus_one=15&e;else if(this.reserved_2=15&e,0!==this.reserved_2){a.error("av1C reserved_2 parsing problem");return}var r=this.size-this.hdr_size-4;this.configOBUs=t.readUint8Array(r)}),d.createBoxCtor("avcC",function(t){var e,r;for(this.configurationVersion=t.readUint8(),this.AVCProfileIndication=t.readUint8(),this.profile_compatibility=t.readUint8(),this.AVCLevelIndication=t.readUint8(),this.lengthSizeMinusOne=3&t.readUint8(),this.nb_SPS_nalus=31&t.readUint8(),r=this.size-this.hdr_size-6,this.SPS=[],e=0;e0&&(this.ext=t.readUint8Array(r))}),d.createBoxCtor("btrt",function(t){this.bufferSizeDB=t.readUint32(),this.maxBitrate=t.readUint32(),this.avgBitrate=t.readUint32()}),d.createFullBoxCtor("ccst",function(t){var e=t.readUint8();this.all_ref_pics_intra=(128&e)==128,this.intra_pred_used=(64&e)==64,this.max_ref_per_pic=(63&e)>>2,t.readUint24()}),d.createBoxCtor("cdef",function(t){var e;for(this.channel_count=t.readUint16(),this.channel_indexes=[],this.channel_types=[],this.channel_associations=[],e=0;e=32768&&this.component_type_urls.push(t.readCString())}}),d.createFullBoxCtor("co64",function(t){var e,r;if(e=t.readUint32(),this.chunk_offsets=[],0===this.version)for(r=0;r>7}else"rICC"===this.colour_type?this.ICC_profile=t.readUint8Array(this.size-4):"prof"===this.colour_type&&(this.ICC_profile=t.readUint8Array(this.size-4))}),d.createFullBoxCtor("cprt",function(t){this.parseLanguage(t),this.notice=t.readCString()}),d.createFullBoxCtor("cslg",function(t){0===this.version&&(this.compositionToDTSShift=t.readInt32(),this.leastDecodeToDisplayDelta=t.readInt32(),this.greatestDecodeToDisplayDelta=t.readInt32(),this.compositionStartTime=t.readInt32(),this.compositionEndTime=t.readInt32())}),d.createFullBoxCtor("ctts",function(t){var e,r;if(e=t.readUint32(),this.sample_counts=[],this.sample_offsets=[],0===this.version)for(r=0;r>6,this.bsid=e>>1&31,this.bsmod=(1&e)<<2|r>>6&3,this.acmod=r>>3&7,this.lfeon=r>>2&1,this.bit_rate_code=3&r|s>>5&7}),d.createBoxCtor("dec3",function(t){var e=t.readUint16();this.data_rate=e>>3,this.num_ind_sub=7&e,this.ind_subs=[];for(var r=0;r>6,s.bsid=n>>1&31,s.bsmod=(1&n)<<4|a>>4&15,s.acmod=a>>1&7,s.lfeon=1&a,s.num_dep_sub=o>>1&15,s.num_dep_sub>0&&(s.chan_loc=(1&o)<<8|t.readUint8())}}),d.createFullBoxCtor("dfLa",function(t){var e=[],r=["STREAMINFO","PADDING","APPLICATION","SEEKTABLE","VORBIS_COMMENT","CUESHEET","PICTURE","RESERVED"];for(this.parseFullHeader(t);;){var s=t.readUint8(),n=Math.min(127&s,r.length-1);if(n?t.readUint8Array(t.readUint24()):(t.readUint8Array(13),this.samplerate=t.readUint32()>>12,t.readUint8Array(20)),e.push(r[n]),128&s)break}this.numMetadataBlocks=e.length+" ("+e.join(", ")+")"}),d.createBoxCtor("dimm",function(t){this.bytessent=t.readUint64()}),d.createBoxCtor("dmax",function(t){this.time=t.readUint32()}),d.createBoxCtor("dmed",function(t){this.bytessent=t.readUint64()}),d.createBoxCtor("dOps",function(t){if(this.Version=t.readUint8(),this.OutputChannelCount=t.readUint8(),this.PreSkip=t.readUint16(),this.InputSampleRate=t.readUint32(),this.OutputGain=t.readInt16(),this.ChannelMappingFamily=t.readUint8(),0!==this.ChannelMappingFamily){this.StreamCount=t.readUint8(),this.CoupledCount=t.readUint8(),this.ChannelMapping=[];for(var e=0;etypeof u){var r=new u;this.esd=r.parseOneDescriptor(new h(e.buffer,0,h.BIG_ENDIAN))}}),d.createBoxCtor("fiel",function(t){this.fieldCount=t.readUint8(),this.fieldOrdering=t.readUint8()}),d.createBoxCtor("frma",function(t){this.data_format=t.readString(4)}),d.createBoxCtor("ftyp",function(t){var e=this.size-this.hdr_size;this.major_brand=t.readString(4),this.minor_version=t.readUint32(),e-=8,this.compatible_brands=[];for(var r=0;e>=4;)this.compatible_brands[r]=t.readString(4),e-=4,r++}),d.createFullBoxCtor("hdlr",function(t){0===this.version&&(t.readUint32(),this.handler=t.readString(4),t.readUint32Array(3),this.name=t.readString(this.size-this.hdr_size-20),"\0"===this.name[this.name.length-1]&&(this.name=this.name.slice(0,-1)))}),d.createBoxCtor("hvcC",function(t){this.configurationVersion=t.readUint8(),n=t.readUint8(),this.general_profile_space=n>>6,this.general_tier_flag=(32&n)>>5,this.general_profile_idc=31&n,this.general_profile_compatibility=t.readUint32(),this.general_constraint_indicator=t.readUint8Array(6),this.general_level_idc=t.readUint8(),this.min_spatial_segmentation_idc=4095&t.readUint16(),this.parallelismType=3&t.readUint8(),this.chroma_format_idc=3&t.readUint8(),this.bit_depth_luma_minus8=7&t.readUint8(),this.bit_depth_chroma_minus8=7&t.readUint8(),this.avgFrameRate=t.readUint16(),n=t.readUint8(),this.constantFrameRate=n>>6,this.numTemporalLayers=(13&n)>>3,this.temporalIdNested=(4&n)>>2,this.lengthSizeMinusOne=3&n,this.nalu_arrays=[];var e,r,s,n,a=t.readUint8();for(e=0;e>7,o.nalu_type=63&n;var h=t.readUint16();for(r=0;r>4&15,this.length_size=15&e,e=t.readUint8(),this.base_offset_size=e>>4&15,1===this.version||2===this.version?this.index_size=15&e:this.index_size=0,this.items=[];var e,r=0;if(this.version<2)r=t.readUint16();else if(2===this.version)r=t.readUint32();else throw"version of iloc box not supported";for(var s=0;s>7,this.axis=1&e}),d.createFullBoxCtor("infe",function(t){if((0===this.version||1===this.version)&&(this.item_ID=t.readUint16(),this.item_protection_index=t.readUint16(),this.item_name=t.readCString(),this.content_type=t.readCString(),this.content_encoding=t.readCString()),1===this.version){this.extension_type=t.readString(4),a.warn("BoxParser","Cannot parse extension type"),t.seek(this.start+this.size);return}this.version>=2&&(2===this.version?this.item_ID=t.readUint16():3===this.version&&(this.item_ID=t.readUint32()),this.item_protection_index=t.readUint16(),this.item_type=t.readString(4),this.item_name=t.readCString(),"mime"===this.item_type?(this.content_type=t.readCString(),this.content_encoding=t.readCString()):"uri "===this.item_type&&(this.item_uri_type=t.readCString()))}),d.createFullBoxCtor("ipma",function(t){var e,r;for(entry_count=t.readUint32(),this.associations=[],e=0;e>7==1,1&this.flags?o.property_index=(127&a)<<8|t.readUint8():o.property_index=127&a}}}),d.createFullBoxCtor("iref",function(t){var e,r;for(this.references=[];t.getPosition()>7,s.assignment_type=127&n,s.assignment_type){case 0:s.grouping_type=t.readString(4);break;case 1:s.grouping_type=t.readString(4),s.grouping_type_parameter=t.readUint32();break;case 2:case 3:break;case 4:s.sub_track_id=t.readUint32();break;default:a.warn("BoxParser","Unknown leva assignement type")}}}),d.createBoxCtor("lsel",function(t){this.layer_id=t.readUint16()}),d.createBoxCtor("maxr",function(t){this.period=t.readUint32(),this.bytes=t.readUint32()}),d.createBoxCtor("mdcv",function(t){this.display_primaries=[],this.display_primaries[0]={},this.display_primaries[0].x=t.readUint16(),this.display_primaries[0].y=t.readUint16(),this.display_primaries[1]={},this.display_primaries[1].x=t.readUint16(),this.display_primaries[1].y=t.readUint16(),this.display_primaries[2]={},this.display_primaries[2].x=t.readUint16(),this.display_primaries[2].y=t.readUint16(),this.white_point={},this.white_point.x=t.readUint16(),this.white_point.y=t.readUint16(),this.max_display_mastering_luminance=t.readUint32(),this.min_display_mastering_luminance=t.readUint32()}),d.createFullBoxCtor("mdhd",function(t){1==this.version?(this.creation_time=t.readUint64(),this.modification_time=t.readUint64(),this.timescale=t.readUint32(),this.duration=t.readUint64()):(this.creation_time=t.readUint32(),this.modification_time=t.readUint32(),this.timescale=t.readUint32(),this.duration=t.readUint32()),this.parseLanguage(t),t.readUint16()}),d.createFullBoxCtor("mehd",function(t){1&this.flags&&(a.warn("BoxParser","mehd box incorrectly uses flags set to 1, converting version to 1"),this.version=1),1==this.version?this.fragment_duration=t.readUint64():this.fragment_duration=t.readUint32()}),d.createFullBoxCtor("meta",function(t){this.boxes=[],d.ContainerBox.prototype.parse.call(this,t)}),d.createFullBoxCtor("mfhd",function(t){this.sequence_number=t.readUint32()}),d.createFullBoxCtor("mfro",function(t){this._size=t.readUint32()}),d.createFullBoxCtor("mvhd",function(t){1==this.version?(this.creation_time=t.readUint64(),this.modification_time=t.readUint64(),this.timescale=t.readUint32(),this.duration=t.readUint64()):(this.creation_time=t.readUint32(),this.modification_time=t.readUint32(),this.timescale=t.readUint32(),this.duration=t.readUint32()),this.rate=t.readUint32(),this.volume=t.readUint16()>>8,t.readUint16(),t.readUint32Array(2),this.matrix=t.readUint32Array(9),t.readUint32Array(6),this.next_track_id=t.readUint32()}),d.createBoxCtor("npck",function(t){this.packetssent=t.readUint32()}),d.createBoxCtor("nump",function(t){this.packetssent=t.readUint64()}),d.createFullBoxCtor("padb",function(t){var e=t.readUint32();this.padbits=[];for(var r=0;r0){var e=t.readUint32();this.kid=[];for(var r=0;r0&&(this.data=t.readUint8Array(s))}),d.createFullBoxCtor("clef",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),d.createFullBoxCtor("enof",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),d.createFullBoxCtor("prof",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),d.createContainerBoxCtor("tapt",null,["clef","prof","enof"]),d.createBoxCtor("rtp ",function(t){this.descriptionformat=t.readString(4),this.sdptext=t.readString(this.size-this.hdr_size-4)}),d.createFullBoxCtor("saio",function(t){1&this.flags&&(this.aux_info_type=t.readUint32(),this.aux_info_type_parameter=t.readUint32());var e=t.readUint32();this.offset=[];for(var r=0;r>7,this.avgRateFlag=e>>6&1,this.durationFlag&&(this.duration=t.readUint32()),this.avgRateFlag&&(this.accurateStatisticsFlag=t.readUint8(),this.avgBitRate=t.readUint16(),this.avgFrameRate=t.readUint16()),this.dependency=[];for(var r=t.readUint8(),s=0;s>7,this.num_leading_samples=127&e}),d.createSampleGroupCtor("rash",function(t){if(this.operation_point_count=t.readUint16(),this.description_length!==2+(1===this.operation_point_count?2:6*this.operation_point_count)+9)a.warn("BoxParser","Mismatch in "+this.grouping_type+" sample group length"),this.data=t.readUint8Array(this.description_length-2);else{if(1===this.operation_point_count)this.target_rate_share=t.readUint16();else{this.target_rate_share=[],this.available_bitrate=[];for(var e=0;e>4,this.skip_byte_block=15&e,this.isProtected=t.readUint8(),this.Per_Sample_IV_Size=t.readUint8(),this.KID=d.parseHex16(t),this.constant_IV_size=0,this.constant_IV=0,1===this.isProtected&&0===this.Per_Sample_IV_Size&&(this.constant_IV_size=t.readUint8(),this.constant_IV=t.readUint8Array(this.constant_IV_size))}),d.createSampleGroupCtor("stsa",function(t){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),d.createSampleGroupCtor("sync",function(t){var e=t.readUint8();this.NAL_unit_type=63&e}),d.createSampleGroupCtor("tele",function(t){var e=t.readUint8();this.level_independently_decodable=e>>7}),d.createSampleGroupCtor("tsas",function(t){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),d.createSampleGroupCtor("tscl",function(t){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),d.createSampleGroupCtor("vipr",function(t){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),d.createFullBoxCtor("sbgp",function(t){this.grouping_type=t.readString(4),1===this.version?this.grouping_type_parameter=t.readUint32():this.grouping_type_parameter=0,this.entries=[];for(var e=t.readUint32(),r=0;r>6,this.sample_depends_on[s]=e>>4&3,this.sample_is_depended_on[s]=e>>2&3,this.sample_has_redundancy[s]=3&e}),d.createFullBoxCtor("senc"),d.createFullBoxCtor("sgpd",function(t){this.grouping_type=t.readString(4),a.debug("BoxParser","Found Sample Groups of type "+this.grouping_type),1===this.version?this.default_length=t.readUint32():this.default_length=0,this.version>=2&&(this.default_group_description_index=t.readUint32()),this.entries=[];for(var e,r=t.readUint32(),s=0;s>31&1,s.referenced_size=2147483647&n,s.subsegment_duration=t.readUint32(),n=t.readUint32(),s.starts_with_SAP=n>>31&1,s.SAP_type=n>>28&7,s.SAP_delta_time=268435455&n}}),d.SingleItemTypeReferenceBox=function(t,e,r,s){d.Box.call(this,t,e),this.hdr_size=r,this.start=s},d.SingleItemTypeReferenceBox.prototype=new d.Box,d.SingleItemTypeReferenceBox.prototype.parse=function(t){this.from_item_ID=t.readUint16();var e=t.readUint16();this.references=[];for(var r=0;r>4&15,this.sample_sizes[e+1]=15&s}else if(8===this.field_size)for(e=0;e0)for(r=0;r>4&15,this.default_skip_byte_block=15&e}this.default_isProtected=t.readUint8(),this.default_Per_Sample_IV_Size=t.readUint8(),this.default_KID=d.parseHex16(t),1===this.default_isProtected&&0===this.default_Per_Sample_IV_Size&&(this.default_constant_IV_size=t.readUint8(),this.default_constant_IV=t.readUint8Array(this.default_constant_IV_size))}),d.createFullBoxCtor("tfdt",function(t){1==this.version?this.baseMediaDecodeTime=t.readUint64():this.baseMediaDecodeTime=t.readUint32()}),d.createFullBoxCtor("tfhd",function(t){var e=0;this.track_id=t.readUint32(),this.size-this.hdr_size>e&&this.flags&d.TFHD_FLAG_BASE_DATA_OFFSET?(this.base_data_offset=t.readUint64(),e+=8):this.base_data_offset=0,this.size-this.hdr_size>e&&this.flags&d.TFHD_FLAG_SAMPLE_DESC?(this.default_sample_description_index=t.readUint32(),e+=4):this.default_sample_description_index=0,this.size-this.hdr_size>e&&this.flags&d.TFHD_FLAG_SAMPLE_DUR?(this.default_sample_duration=t.readUint32(),e+=4):this.default_sample_duration=0,this.size-this.hdr_size>e&&this.flags&d.TFHD_FLAG_SAMPLE_SIZE?(this.default_sample_size=t.readUint32(),e+=4):this.default_sample_size=0,this.size-this.hdr_size>e&&this.flags&d.TFHD_FLAG_SAMPLE_FLAGS?(this.default_sample_flags=t.readUint32(),e+=4):this.default_sample_flags=0}),d.createFullBoxCtor("tfra",function(t){this.track_ID=t.readUint32(),t.readUint24();var e=t.readUint8();this.length_size_of_traf_num=e>>4&3,this.length_size_of_trun_num=e>>2&3,this.length_size_of_sample_num=3&e,this.entries=[];for(var r=t.readUint32(),s=0;s>8,t.readUint16(),this.matrix=t.readInt32Array(9),this.width=t.readUint32(),this.height=t.readUint32()}),d.createBoxCtor("tmax",function(t){this.time=t.readUint32()}),d.createBoxCtor("tmin",function(t){this.time=t.readUint32()}),d.createBoxCtor("totl",function(t){this.bytessent=t.readUint32()}),d.createBoxCtor("tpay",function(t){this.bytessent=t.readUint32()}),d.createBoxCtor("tpyl",function(t){this.bytessent=t.readUint64()}),d.TrackGroupTypeBox.prototype.parse=function(t){this.parseFullHeader(t),this.track_group_id=t.readUint32()},d.createTrackGroupCtor("msrc"),d.TrackReferenceTypeBox=function(t,e,r,s){d.Box.call(this,t,e),this.hdr_size=r,this.start=s},d.TrackReferenceTypeBox.prototype=new d.Box,d.TrackReferenceTypeBox.prototype.parse=function(t){this.track_ids=t.readUint32Array((this.size-this.hdr_size)/4)},d.trefBox.prototype.parse=function(t){for(var e,r;t.getPosition()e&&this.flags&d.TRUN_FLAGS_DATA_OFFSET?(this.data_offset=t.readInt32(),e+=4):this.data_offset=0,this.size-this.hdr_size>e&&this.flags&d.TRUN_FLAGS_FIRST_FLAG?(this.first_sample_flags=t.readUint32(),e+=4):this.first_sample_flags=0,this.sample_duration=[],this.sample_size=[],this.sample_flags=[],this.sample_composition_time_offset=[],this.size-this.hdr_size>e)for(var r=0;r>7&1,this.block_pad_lsb=r>>6&1,this.block_little_endian=r>>5&1,this.block_reversed=r>>4&1,this.pad_unknown=r>>3&1,this.pixel_size=t.readUint8(),this.row_align_size=t.readUint32(),this.tile_align_size=t.readUint32(),this.num_tile_cols_minus_one=t.readUint32(),this.num_tile_rows_minus_one=t.readUint32()}),d.createFullBoxCtor("url ",function(t){1!==this.flags&&(this.location=t.readCString())}),d.createFullBoxCtor("urn ",function(t){this.name=t.readCString(),this.size-this.hdr_size-this.name.length-1>0&&(this.location=t.readCString())}),d.createUUIDBox("a5d40b30e81411ddba2f0800200c9a66",!0,!1,function(t){this.LiveServerManifest=t.readString(this.size-this.hdr_size).replace(/&/g,"&").replace(//g,">").replace(/"/g,""").replace(/'/g,"'")}),d.createUUIDBox("d08a4f1810f34a82b6c832d8aba183d3",!0,!1,function(t){this.system_id=d.parseHex16(t);var e=t.readUint32();e>0&&(this.data=t.readUint8Array(e))}),d.createUUIDBox("a2394f525a9b4f14a2446c427c648df4",!0,!1),d.createUUIDBox("8974dbce7be74c5184f97148f9882554",!0,!1,function(t){this.default_AlgorithmID=t.readUint24(),this.default_IV_size=t.readUint8(),this.default_KID=d.parseHex16(t)}),d.createUUIDBox("d4807ef2ca3946958e5426cb9e46a79f",!0,!1,function(t){this.fragment_count=t.readUint8(),this.entries=[];for(var e=0;e>4,this.chromaSubsampling=e>>1&7,this.videoFullRangeFlag=1&e,this.colourPrimaries=t.readUint8(),this.transferCharacteristics=t.readUint8(),this.matrixCoefficients=t.readUint8()):(this.profile=t.readUint8(),this.level=t.readUint8(),e=t.readUint8(),this.bitDepth=e>>4&15,this.colorSpace=15&e,e=t.readUint8(),this.chromaSubsampling=e>>4&15,this.transferFunction=e>>1&7,this.videoFullRangeFlag=1&e),this.codecIntializationDataSize=t.readUint16(),this.codecIntializationData=t.readUint8Array(this.codecIntializationDataSize)}),d.createBoxCtor("vttC",function(t){this.text=t.readString(this.size-this.hdr_size)}),d.createFullBoxCtor("vvcC",function(t){var e,r,s={held_bits:void 0,num_held_bits:0,stream_read_1_bytes:function(t){this.held_bits=t.readUint8(),this.num_held_bits=8},stream_read_2_bytes:function(t){this.held_bits=t.readUint16(),this.num_held_bits=16},extract_bits:function(t){var e=this.held_bits>>this.num_held_bits-t&(1<1){for(s.stream_read_1_bytes(t),this.ptl_sublayer_present_mask=0,r=this.num_sublayers-2;r>=0;--r){var o=s.extract_bits(1);this.ptl_sublayer_present_mask|=o<1;++r)s.extract_bits(1);for(this.sublayer_level_idc=[],r=this.num_sublayers-2;r>=0;--r)this.ptl_sublayer_present_mask&1<"u"||null===e?e=2:e;r.length>=1;e+=d.decimalToHex(s,0)+".",0===this.hvcC.general_tier_flag?e+="L":e+="H",e+=this.hvcC.general_level_idc;var n=!1,a="";for(t=5;t>=0;t--)(this.hvcC.general_constraint_indicator[t]||n)&&(a="."+d.decimalToHex(this.hvcC.general_constraint_indicator[t],0)+a,n=!0);e+=a}return e},d.vvc1SampleEntry.prototype.getCodec=d.vvi1SampleEntry.prototype.getCodec=function(){var t,e=d.SampleEntry.prototype.getCodec.call(this);if(this.vvcC){e+="."+this.vvcC.general_profile_idc,this.vvcC.general_tier_flag?e+=".H":e+=".L",e+=this.vvcC.general_level_idc;var r="";if(this.vvcC.general_constraint_info){var s,n,a=[];for(n=0|this.vvcC.ptl_frame_only_constraint<<7|this.vvcC.ptl_multilayer_enabled<<6,t=0;t>2&63,a.push(n),n&&(s=t),n=this.vvcC.general_constraint_info[t]>>2&3;if(void 0===s)r=".CA";else{r=".C";var o="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",h=0,l=0;for(t=0;t<=s;++t)for(h=h<<8|a[t],l+=8;l>=5;)r+=o[h>>l-5&31],l-=5,h&=(1<4294967296&&(this.size+=8),"uuid"===this.type&&(this.size+=16),a.debug("BoxWriter","Writing box "+this.type+" of size: "+this.size+" at position "+t.getPosition()+(e||"")),this.size>4294967296?t.writeUint32(1):(this.sizePosition=t.getPosition(),t.writeUint32(this.size)),t.writeString(this.type,null,4),"uuid"===this.type&&t.writeUint8Array(this.uuid),this.size>4294967296&&t.writeUint64(this.size)},d.FullBox.prototype.writeHeader=function(t){this.size+=4,d.Box.prototype.writeHeader.call(this,t," v="+this.version+" f="+this.flags),t.writeUint8(this.version),t.writeUint24(this.flags)},d.Box.prototype.write=function(t){"mdat"===this.type?this.data&&(this.size=this.data.length,this.writeHeader(t),t.writeUint8Array(this.data)):(this.size=this.data?this.data.length:0,this.writeHeader(t),this.data&&t.writeUint8Array(this.data))},d.ContainerBox.prototype.write=function(t){this.size=0,this.writeHeader(t);for(var e=0;e=2&&t.writeUint32(this.default_sample_description_index),t.writeUint32(this.entries.length),e=0;e0)for(e=0;e+14294967295?1:0,this.flags=0,this.size=4,1===this.version&&(this.size+=4),this.writeHeader(t),1===this.version?t.writeUint64(this.baseMediaDecodeTime):t.writeUint32(this.baseMediaDecodeTime)},d.tfhdBox.prototype.write=function(t){this.version=0,this.size=4,this.flags&d.TFHD_FLAG_BASE_DATA_OFFSET&&(this.size+=8),this.flags&d.TFHD_FLAG_SAMPLE_DESC&&(this.size+=4),this.flags&d.TFHD_FLAG_SAMPLE_DUR&&(this.size+=4),this.flags&d.TFHD_FLAG_SAMPLE_SIZE&&(this.size+=4),this.flags&d.TFHD_FLAG_SAMPLE_FLAGS&&(this.size+=4),this.writeHeader(t),t.writeUint32(this.track_id),this.flags&d.TFHD_FLAG_BASE_DATA_OFFSET&&t.writeUint64(this.base_data_offset),this.flags&d.TFHD_FLAG_SAMPLE_DESC&&t.writeUint32(this.default_sample_description_index),this.flags&d.TFHD_FLAG_SAMPLE_DUR&&t.writeUint32(this.default_sample_duration),this.flags&d.TFHD_FLAG_SAMPLE_SIZE&&t.writeUint32(this.default_sample_size),this.flags&d.TFHD_FLAG_SAMPLE_FLAGS&&t.writeUint32(this.default_sample_flags)},d.tkhdBox.prototype.write=function(t){this.version=0,this.size=80,this.writeHeader(t),t.writeUint32(this.creation_time),t.writeUint32(this.modification_time),t.writeUint32(this.track_id),t.writeUint32(0),t.writeUint32(this.duration),t.writeUint32(0),t.writeUint32(0),t.writeInt16(this.layer),t.writeInt16(this.alternate_group),t.writeInt16(this.volume<<8),t.writeUint16(0),t.writeInt32Array(this.matrix),t.writeUint32(this.width),t.writeUint32(this.height)},d.trexBox.prototype.write=function(t){this.version=0,this.flags=0,this.size=20,this.writeHeader(t),t.writeUint32(this.track_id),t.writeUint32(this.default_sample_description_index),t.writeUint32(this.default_sample_duration),t.writeUint32(this.default_sample_size),t.writeUint32(this.default_sample_flags)},d.trunBox.prototype.write=function(t){this.version=0,this.size=4,this.flags&d.TRUN_FLAGS_DATA_OFFSET&&(this.size+=4),this.flags&d.TRUN_FLAGS_FIRST_FLAG&&(this.size+=4),this.flags&d.TRUN_FLAGS_DURATION&&(this.size+=4*this.sample_duration.length),this.flags&d.TRUN_FLAGS_SIZE&&(this.size+=4*this.sample_size.length),this.flags&d.TRUN_FLAGS_FLAGS&&(this.size+=4*this.sample_flags.length),this.flags&d.TRUN_FLAGS_CTS_OFFSET&&(this.size+=4*this.sample_composition_time_offset.length),this.writeHeader(t),t.writeUint32(this.sample_count),this.flags&d.TRUN_FLAGS_DATA_OFFSET&&(this.data_offset_position=t.getPosition(),t.writeInt32(this.data_offset)),this.flags&d.TRUN_FLAGS_FIRST_FLAG&&t.writeUint32(this.first_sample_flags);for(var e=0;e-1)){if(t[r]instanceof d.Box||e[r]instanceof d.Box||typeof t[r]>"u"||typeof e[r]>"u"||"function"==typeof t[r]||"function"==typeof e[r]||t.subBoxNames&&t.subBoxNames.indexOf(r.slice(0,4))>-1||e.subBoxNames&&e.subBoxNames.indexOf(r.slice(0,4))>-1||"data"===r||"start"===r||"size"===r||"creation_time"===r||"modification_time"===r||d.DIFF_PRIMITIVE_ARRAY_PROP_NAMES.indexOf(r)>-1)continue;if(t[r]!==e[r])return!1}return!0},d.boxEqual=function(t,e){if(!d.boxEqualFields(t,e))return!1;for(var r=0;r1)for(e=1;etypeof DOMParser&&(r.document=new DOMParser().parseFromString(r.documentString,"application/xml")),r},(p=function(){}).prototype.parseSample=function(t){return new o(t.data.buffer).readString(t.data.length)},p.prototype.parseConfig=function(t){var e=new o(t.buffer);return e.readUint32(),e.readCString()},iT.XMLSubtitlein4Parser=f,iT.Textin4Parser=p,(c=function(t){this.stream=t||new l,this.boxes=[],this.mdats=[],this.moofs=[],this.isProgressive=!1,this.moovStartFound=!1,this.onMoovStart=null,this.moovStartSent=!1,this.onReady=null,this.readySent=!1,this.onSegment=null,this.onSamples=null,this.onError=null,this.sampleListBuilt=!1,this.fragmentedTracks=[],this.extractedTracks=[],this.isFragmentationInitialized=!1,this.sampleProcessingStarted=!1,this.nextMoofNumber=0,this.itemListBuilt=!1,this.onSidx=null,this.sidxSent=!1}).prototype.setSegmentOptions=function(t,e,r){var s=this.getTrackById(t);if(s){var n={};this.fragmentedTracks.push(n),n.id=t,n.user=e,n.trak=s,s.nextSample=0,n.segmentStream=null,n.nb_samples=1e3,n.rapAlignement=!0,r&&(r.nbSamples&&(n.nb_samples=r.nbSamples),r.rapAlignement&&(n.rapAlignement=r.rapAlignement))}},c.prototype.unsetSegmentOptions=function(t){for(var e=-1,r=0;r-1&&this.fragmentedTracks.splice(e,1)},c.prototype.setExtractionOptions=function(t,e,r){var s=this.getTrackById(t);if(s){var n={};this.extractedTracks.push(n),n.id=t,n.user=e,n.trak=s,s.nextSample=0,n.nb_samples=1e3,n.samples=[],r&&r.nbSamples&&(n.nb_samples=r.nbSamples)}},c.prototype.unsetExtractionOptions=function(t){for(var e=-1,r=0;r-1&&this.extractedTracks.splice(e,1)},c.prototype.parse=function(){var t,e,r;if(!(this.restoreParsePosition&&!this.restoreParsePosition()))for(;;)if(this.hasIncompleteMdat&&this.hasIncompleteMdat()){if(this.processIncompleteMdat())continue;return}else if(this.saveParsePosition&&this.saveParsePosition(),(e=d.parseOneBox(this.stream,!1)).code===d.ERR_NOT_ENOUGH_DATA){if(!this.processIncompleteBox)return;if(this.processIncompleteBox(e))continue;return}else{switch(t="uuid"!==(r=e.box).type?r.type:r.uuid,this.boxes.push(r),t){case"mdat":this.mdats.push(r);break;case"moof":this.moofs.push(r);break;case"moov":this.moovStartFound=!0,0===this.mdats.length&&(this.isProgressive=!0);default:void 0!==this[t]&&a.warn("ISOFile","Duplicate Box of type: "+t+", overriding previous occurrence"),this[t]=r}this.updateUsedBytes&&this.updateUsedBytes(r,e)}},c.prototype.checkBuffer=function(t){if(null==t)throw"Buffer must be defined and non empty";if(void 0===t.fileStart)throw"Buffer must have a fileStart property";return 0===t.byteLength?(a.warn("ISOFile","Ignoring empty buffer (fileStart: "+t.fileStart+")"),this.stream.logBufferLevel(),!1):(a.info("ISOFile","Processing buffer (fileStart: "+t.fileStart+")"),t.usedBytes=0,this.stream.insertBuffer(t),this.stream.logBufferLevel(),!!this.stream.initialized()||(a.warn("ISOFile","Not ready to start parsing"),!1))},c.prototype.appendBuffer=function(t,e){var r;if(this.checkBuffer(t))return this.parse(),this.moovStartFound&&!this.moovStartSent&&(this.moovStartSent=!0,this.onMoovStart&&this.onMoovStart()),this.moov?(this.sampleListBuilt||(this.buildSampleLists(),this.sampleListBuilt=!0),this.updateSampleLists(),this.onReady&&!this.readySent&&(this.readySent=!0,this.onReady(this.getInfo())),this.processSamples(e),this.nextSeekPosition?(r=this.nextSeekPosition,this.nextSeekPosition=void 0):r=this.nextParsePosition,this.stream.getEndFilePositionAfter&&(r=this.stream.getEndFilePositionAfter(r))):r=this.nextParsePosition?this.nextParsePosition:0,this.sidx&&this.onSidx&&!this.sidxSent&&(this.onSidx(this.sidx),this.sidxSent=!0),this.meta&&(this.flattenItemInfo&&!this.itemListBuilt&&(this.flattenItemInfo(),this.itemListBuilt=!0),this.processItems&&this.processItems(this.onItem)),this.stream.cleanBuffers&&(a.info("ISOFile","Done processing buffer (fileStart: "+t.fileStart+") - next buffer to fetch should have a fileStart position of "+r),this.stream.logBufferLevel(),this.stream.cleanBuffers(),this.stream.logBufferLevel(!0),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize())),r},c.prototype.getInfo=function(){var t,e,r,s,n,a,o={},h=/* @__PURE__ */new Date("1904-01-01T00:00:00Z").getTime();if(this.moov)for(o.hasMoov=!0,o.duration=this.moov.mvhd.duration,o.timescale=this.moov.mvhd.timescale,o.isFragmented=null!=this.moov.mvex,o.isFragmented&&this.moov.mvex.mehd&&(o.fragment_duration=this.moov.mvex.mehd.fragment_duration),o.isProgressive=this.isProgressive,o.hasIOD=null!=this.moov.iods,o.brands=[],o.brands.push(this.ftyp.major_brand),o.brands=o.brands.concat(this.ftyp.compatible_brands),o.created=new Date(h+1e3*this.moov.mvhd.creation_time),o.modified=new Date(h+1e3*this.moov.mvhd.modification_time),o.tracks=[],o.audioTracks=[],o.videoTracks=[],o.subtitleTracks=[],o.metadataTracks=[],o.hintTracks=[],o.otherTracks=[],t=0;t0?o.mime+='video/mp4; codecs="':o.audioTracks&&o.audioTracks.length>0?o.mime+='audio/mp4; codecs="':o.mime+='application/mp4; codecs="',t=0;t=r.samples.length)&&(a.info("ISOFile","Sending fragmented data on track #"+s.id+" for samples ["+Math.max(0,r.nextSample-s.nb_samples)+","+(r.nextSample-1)+"]"),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize()),this.onSegment&&this.onSegment(s.id,s.user,s.segmentStream.buffer,r.nextSample,t||r.nextSample>=r.samples.length),s.segmentStream=null,s!==this.fragmentedTracks[e]))break}}if(null!==this.onSamples)for(e=0;e=r.samples.length)&&(a.debug("ISOFile","Sending samples on track #"+o.id+" for sample "+r.nextSample),this.onSamples&&this.onSamples(o.id,o.user,o.samples),o.samples=[],o!==this.extractedTracks[e]))break}}}},c.prototype.getBox=function(t){var e=this.getBoxes(t,!0);return e.length?e[0]:null},c.prototype.getBoxes=function(t,e){var r=[];return c._sweep.call(this,t,r,e),r},c._sweep=function(t,e,r){for(var s in this.type&&this.type==t&&e.push(this),this.boxes){if(e.length&&r)return;c._sweep.call(this.boxes[s],t,e,r)}},c.prototype.getTrackSamplesInfo=function(t){var e=this.getTrackById(t);if(e)return e.samples},c.prototype.getTrackSample=function(t,e){var r=this.getTrackById(t);return this.getSample(r,e)},c.prototype.releaseUsedSamples=function(t,e){var r=0,s=this.getTrackById(t);s.lastValidSample||(s.lastValidSample=0);for(var n=s.lastValidSample;nt*n.timescale){u=s-1;break}e&&n.is_sync&&(l=s)}for(e&&(u=l),t=r.samples[u].cts,r.nextSample=u;r.samples[u].alreadyRead===r.samples[u].size&&r.samples[u+1];)u++;return h=r.samples[u].offset+r.samples[u].alreadyRead,a.info("ISOFile","Seeking to "+(e?"RAP":"")+" sample #"+r.nextSample+" on track "+r.tkhd.track_id+", time "+a.getDurationString(t,o)+" and offset: "+h),{offset:h,time:t/o}},c.prototype.getTrackDuration=function(t){var e;return t.samples?((e=t.samples[t.samples.length-1]).cts+e.duration)/e.timescale:1/0},c.prototype.seek=function(t,e){var r,s,n,o=this.moov,h={offset:1/0,time:1/0};if(this.moov){for(n=0;nthis.getTrackDuration(r))&&((s=this.seekTrack(t,e,r)).offset-1){h=l;break}switch(h){case"Visual":if(n.add("vmhd").set("graphicsmode",0).set("opcolor",[0,0,0]),a.set("width",e.width).set("height",e.height).set("horizresolution",4718592).set("vertresolution",4718592).set("frame_count",1).set("compressorname",e.type+" Compressor").set("depth",24),e.avcDecoderConfigRecord){var p=new d.avcCBox;p.parse(new o(e.avcDecoderConfigRecord)),a.addBox(p)}else if(e.hevcDecoderConfigRecord){var c=new d.hvcCBox;c.parse(new o(e.hevcDecoderConfigRecord)),a.addBox(c)}break;case"Audio":n.add("smhd").set("balance",e.balance||0),a.set("channel_count",e.channel_count||2).set("samplesize",e.samplesize||16).set("samplerate",e.samplerate||65536);break;case"Hint":n.add("hmhd");break;case"Subtitle":n.add("sthd"),"stpp"===e.type&&a.set("namespace",e.namespace||"nonamespace").set("schema_location",e.schema_location||"").set("auxiliary_mime_types",e.auxiliary_mime_types||"");break;default:n.add("nmhd")}e.description&&a.addBox(e.description),e.description_boxes&&e.description_boxes.forEach(function(t){a.addBox(t)}),n.add("dinf").add("dref").addEntry(new d["url Box"]().set("flags",1));var m=n.add("stbl");return m.add("stsd").addEntry(a),m.add("stts").set("sample_counts",[]).set("sample_deltas",[]),m.add("stsc").set("first_chunk",[]).set("samples_per_chunk",[]).set("sample_description_index",[]),m.add("stco").set("chunk_offsets",[]),m.add("stsz").set("sample_sizes",[]),this.moov.mvex.add("trex").set("track_id",e.id).set("default_sample_description_index",e.default_sample_description_index||1).set("default_sample_duration",e.default_sample_duration||0).set("default_sample_size",e.default_sample_size||0).set("default_sample_flags",e.default_sample_flags||0),this.buildTrakSampleLists(r),e.id}},d.Box.prototype.computeSize=function(t){var e=t||new h;e.endianness=h.BIG_ENDIAN,this.write(e)},c.prototype.addSample=function(t,e,r){var s=r||{},n={},a=this.getTrackById(t);if(null!==a){n.number=a.samples.length,n.track_id=a.tkhd.track_id,n.timescale=a.mdia.mdhd.timescale,n.description_index=s.sample_description_index?s.sample_description_index-1:0,n.description=a.mdia.minf.stbl.stsd.entries[n.description_index],n.data=e,n.size=e.byteLength,n.alreadyRead=n.size,n.duration=s.duration||1,n.cts=s.cts||0,n.dts=s.dts||0,n.is_sync=s.is_sync||!1,n.is_leading=s.is_leading||0,n.depends_on=s.depends_on||0,n.is_depended_on=s.is_depended_on||0,n.has_redundancy=s.has_redundancy||0,n.degradation_priority=s.degradation_priority||0,n.offset=0,n.subsamples=s.subsamples,a.samples.push(n),a.samples_size+=n.size,a.samples_duration+=n.duration,void 0===a.first_dts&&(a.first_dts=s.dts),this.processSamples();var o=this.createSingleSampleMoof(n);return this.addBox(o),o.computeSize(),o.trafs[0].truns[0].data_offset=o.size+8,this.add("mdat").data=new Uint8Array(e),n}},c.prototype.createSingleSampleMoof=function(t){var e=0;e=t.is_sync?33554432:65536;var r=new d.moofBox;r.add("mfhd").set("sequence_number",this.nextMoofNumber),this.nextMoofNumber++;var s=r.add("traf"),n=this.getTrackById(t.track_id);return s.add("tfhd").set("track_id",t.track_id).set("flags",d.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),s.add("tfdt").set("baseMediaDecodeTime",t.dts-(n.first_dts||0)),s.add("trun").set("flags",d.TRUN_FLAGS_DATA_OFFSET|d.TRUN_FLAGS_DURATION|d.TRUN_FLAGS_SIZE|d.TRUN_FLAGS_FLAGS|d.TRUN_FLAGS_CTS_OFFSET).set("data_offset",0).set("first_sample_flags",0).set("sample_count",1).set("sample_duration",[t.duration]).set("sample_size",[t.size]).set("sample_flags",[e]).set("sample_composition_time_offset",[t.cts-t.dts]),r},c.prototype.lastMoofIndex=0,c.prototype.samplesDataSize=0,c.prototype.resetTables=function(){var t,e,r,s,n,a;for(this.initial_duration=this.moov.mvhd.duration,this.moov.mvhd.duration=0,t=0;t=2&&(l=n[o].grouping_type+"/0",(h=new u(n[o].grouping_type,0)).is_fragment=!0,e.sample_groups_info[l]||(e.sample_groups_info[l]=h))}else for(o=0;o=2&&(l=s[o].grouping_type+"/0",h=new u(s[o].grouping_type,0),t.sample_groups_info[l]||(t.sample_groups_info[l]=h))},c.setSampleGroupProperties=function(t,e,r,s){var n,a,o;for(n in e.sample_groups=[],s)e.sample_groups[n]={},e.sample_groups[n].grouping_type=s[n].grouping_type,e.sample_groups[n].grouping_type_parameter=s[n].grouping_type_parameter,r>=s[n].last_sample_in_run&&(s[n].last_sample_in_run<0&&(s[n].last_sample_in_run=0),s[n].entry_index++,s[n].entry_index<=s[n].sbgp.entries.length-1&&(s[n].last_sample_in_run+=s[n].sbgp.entries[s[n].entry_index].sample_count)),s[n].entry_index<=s[n].sbgp.entries.length-1?e.sample_groups[n].group_description_index=s[n].sbgp.entries[s[n].entry_index].group_description_index:e.sample_groups[n].group_description_index=-1,0!==e.sample_groups[n].group_description_index&&(o=s[n].fragment_description?s[n].fragment_description:s[n].description,e.sample_groups[n].group_description_index>0?(a=e.sample_groups[n].group_description_index>65535?(e.sample_groups[n].group_description_index>>16)-1:e.sample_groups[n].group_description_index-1,o&&a>=0&&(e.sample_groups[n].description=o.entries[a])):o&&o.version>=2&&o.default_group_description_index>0&&(e.sample_groups[n].description=o.entries[o.default_group_description_index-1]))},c.process_sdtp=function(t,e,r){e&&(t?(e.is_leading=t.is_leading[r],e.depends_on=t.sample_depends_on[r],e.is_depended_on=t.sample_is_depended_on[r],e.has_redundancy=t.sample_has_redundancy[r]):(e.is_leading=0,e.depends_on=0,e.is_depended_on=0,e.has_redundancy=0))},c.prototype.buildSampleLists=function(){var t,e;for(t=0;t"u")){for(e=0;ew&&(v++,w<0&&(w=0),w+=a.sample_counts[v]),e>0?(t.samples[e-1].duration=a.sample_deltas[v],t.samples_duration+=t.samples[e-1].duration,A.dts=t.samples[e-1].dts+t.samples[e-1].duration):A.dts=0,o?(e>=S&&(E++,S<0&&(S=0),S+=o.sample_counts[E]),A.cts=t.samples[e].dts+o.sample_offsets[E]):A.cts=A.dts,h?(e==h.sample_numbers[U]-1?(A.is_sync=!0,U++):(A.is_sync=!1,A.degradation_priority=0),u&&u.entries[x].sample_delta+T==e+1&&(A.subsamples=u.entries[x].subsamples,T+=u.entries[x].sample_delta,x++)):A.is_sync=!0,c.process_sdtp(t.mdia.minf.stbl.sdtp,A,A.number),p?A.degradation_priority=p.priority[e]:A.degradation_priority=0,u&&u.entries[x].sample_delta+T==e&&(A.subsamples=u.entries[x].subsamples,T+=u.entries[x].sample_delta),(d.length>0||f.length>0)&&c.setSampleGroupProperties(t,A,e,t.sample_groups_info)}e>0&&(t.samples[e-1].duration=Math.max(t.mdia.mdhd.duration-t.samples[e-1].dts,0),t.samples_duration+=t.samples[e-1].duration)}},c.prototype.updateSampleLists=function(){var t,e,r,s,n,a,o,h,l,u,f,p,m,g;if(void 0!==this.moov){for(;this.lastMoofIndex0&&c.initSampleGroups(f,u,u.sbgps,f.mdia.minf.stbl.sgpds,u.sgpds),e=0;e0?m.dts=f.samples[f.samples.length-2].dts+f.samples[f.samples.length-2].duration:(u.tfdt?m.dts=u.tfdt.baseMediaDecodeTime:m.dts=0,f.first_traf_merged=!0),m.cts=m.dts,y.flags&d.TRUN_FLAGS_CTS_OFFSET&&(m.cts=m.dts+y.sample_composition_time_offset[r]),g=o,y.flags&d.TRUN_FLAGS_FLAGS?g=y.sample_flags[r]:0===r&&y.flags&d.TRUN_FLAGS_FIRST_FLAG&&(g=y.first_sample_flags),m.is_sync=!(g>>16&1),m.is_leading=g>>26&3,m.depends_on=g>>24&3,m.is_depended_on=g>>22&3,m.has_redundancy=g>>20&3,m.degradation_priority=65535&g;var _=!!(u.tfhd.flags&d.TFHD_FLAG_BASE_DATA_OFFSET),b=!!(u.tfhd.flags&d.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),w=!!(y.flags&d.TRUN_FLAGS_DATA_OFFSET),v=0;v=_?u.tfhd.base_data_offset:b||0===e?l.start:h,0===e&&0===r?w?m.offset=v+y.data_offset:m.offset=v:m.offset=h,h=m.offset+m.size,(u.sbgps.length>0||u.sgpds.length>0||f.mdia.minf.stbl.sbgps.length>0||f.mdia.minf.stbl.sgpds.length>0)&&c.setSampleGroupProperties(f,m,m.number_in_traf,u.sample_groups_info)}}if(u.subs){f.has_fragment_subsamples=!0;var S=u.first_sample_index;for(e=0;e-1))return null;var o=(r=this.stream.buffers[n]).byteLength-(s.offset+s.alreadyRead-r.fileStart);if(s.size-s.alreadyRead<=o)return a.debug("ISOFile","Getting sample #"+e+" data (alreadyRead: "+s.alreadyRead+" offset: "+(s.offset+s.alreadyRead-r.fileStart)+" read size: "+(s.size-s.alreadyRead)+" full size: "+s.size+")"),h.memcpy(s.data.buffer,s.alreadyRead,r,s.offset+s.alreadyRead-r.fileStart,s.size-s.alreadyRead),r.usedBytes+=s.size-s.alreadyRead,this.stream.logBufferLevel(),s.alreadyRead=s.size,s;if(0===o)return null;a.debug("ISOFile","Getting sample #"+e+" partial data (alreadyRead: "+s.alreadyRead+" offset: "+(s.offset+s.alreadyRead-r.fileStart)+" read size: "+o+" full size: "+s.size+")"),h.memcpy(s.data.buffer,s.alreadyRead,r,s.offset+s.alreadyRead-r.fileStart,o),s.alreadyRead+=o,r.usedBytes+=o,this.stream.logBufferLevel()}},c.prototype.releaseSample=function(t,e){var r=t.samples[e];return r.data?(this.samplesDataSize-=r.size,r.data=null,r.alreadyRead=0,r.size):0},c.prototype.getAllocatedSampleDataSize=function(){return this.samplesDataSize},c.prototype.getCodecs=function(){var t,e="";for(t=0;t0&&(e+=","),e+=r.mdia.minf.stbl.stsd.entries[0].getCodec()}return e},c.prototype.getTrexById=function(t){var e;if(!this.moov||!this.moov.mvex)return null;for(e=0;e0&&(r.protection=n.ipro.protections[n.iinf.item_infos[t].protection_index-1]),n.iinf.item_infos[t].item_type?r.type=n.iinf.item_infos[t].item_type:r.type="mime",r.content_type=n.iinf.item_infos[t].content_type,r.content_encoding=n.iinf.item_infos[t].content_encoding;if(n.iloc)for(t=0;t0&&f.property_index-1-1))return null;var l=(e=this.stream.buffers[o]).byteLength-(n.offset+n.alreadyRead-e.fileStart);if(!(n.length-n.alreadyRead<=l))return a.debug("ISOFile","Getting item #"+t+" extent #"+s+" partial data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-e.fileStart)+" read size: "+l+" full extent size: "+n.length+" full item size: "+r.size+")"),h.memcpy(r.data.buffer,r.alreadyRead,e,n.offset+n.alreadyRead-e.fileStart,l),n.alreadyRead+=l,r.alreadyRead+=l,e.usedBytes+=l,this.stream.logBufferLevel(),null;a.debug("ISOFile","Getting item #"+t+" extent #"+s+" data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-e.fileStart)+" read size: "+(n.length-n.alreadyRead)+" full extent size: "+n.length+" full item size: "+r.size+")"),h.memcpy(r.data.buffer,r.alreadyRead,e,n.offset+n.alreadyRead-e.fileStart,n.length-n.alreadyRead),e.usedBytes+=n.length-n.alreadyRead,this.stream.logBufferLevel(),r.alreadyRead+=n.length-n.alreadyRead,n.alreadyRead=n.length}}return r.alreadyRead===r.size?r:null},c.prototype.releaseItem=function(t){var e=this.items[t];if(!e.data)return 0;this.itemsDataSize-=e.size,e.data=null,e.alreadyRead=0;for(var r=0;r0?this.moov.traks[t].samples[0].duration:0),e.push(s)}return e},d.Box.prototype.printHeader=function(t){this.size+=8,this.size>4294967296&&(this.size+=8),"uuid"===this.type&&(this.size+=16),t.log(t.indent+"size:"+this.size),t.log(t.indent+"type:"+this.type)},d.FullBox.prototype.printHeader=function(t){this.size+=4,d.Box.prototype.printHeader.call(this,t),t.log(t.indent+"version:"+this.version),t.log(t.indent+"flags:"+this.flags)},d.Box.prototype.print=function(t){this.printHeader(t)},d.ContainerBox.prototype.print=function(t){this.printHeader(t);for(var e=0;e>8)),t.log(t.indent+"matrix: "+this.matrix.join(", ")),t.log(t.indent+"next_track_id: "+this.next_track_id)},d.tkhdBox.prototype.print=function(t){d.FullBox.prototype.printHeader.call(this,t),t.log(t.indent+"creation_time: "+this.creation_time),t.log(t.indent+"modification_time: "+this.modification_time),t.log(t.indent+"track_id: "+this.track_id),t.log(t.indent+"duration: "+this.duration),t.log(t.indent+"volume: "+(this.volume>>8)),t.log(t.indent+"matrix: "+this.matrix.join(", ")),t.log(t.indent+"layer: "+this.layer),t.log(t.indent+"alternate_group: "+this.alternate_group),t.log(t.indent+"width: "+this.width),t.log(t.indent+"height: "+this.height)},(m={}).createFile=function(t,e){var r=new c(e);return r.discardMdatData=!(void 0===t||t),r},iT.createFile=m.createFile;let iA=/* @__PURE__ */ix(iT),iC={sampleRate:48e3,channelCount:2,codec:"mp4a.40.2"};function iI(t,e){let r=e.videoTracks[0],s={};if(null!=r){let n=function(t){for(let e of t.mdia.minf.stbl.stsd.entries){let t=e.avcC??e.hvcC??e.vpcC;if(null!=t){let e=new iA.DataStream(void 0,0,iA.DataStream.BIG_ENDIAN);return t.write(e),new Uint8Array(e.buffer.slice(8))}}throw Error("avcC, hvcC or VPX not found")}(t.getTrackById(r.id)).buffer,{descKey:a,type:o}=r.codec.startsWith("avc1")?{descKey:"avcDecoderConfigRecord",type:"avc1"}:r.codec.startsWith("hvc1")?{descKey:"hevcDecoderConfigRecord",type:"hvc1"}:{descKey:"",type:""};""!==a&&(s.videoTrackConf={timescale:r.timescale,duration:r.duration,width:r.video.width,height:r.video.height,brands:e.brands,type:o,[a]:n}),s.videoDecoderConf={codec:r.codec,codedHeight:r.video.height,codedWidth:r.video.width,description:n}}let n=e.audioTracks[0];if(null!=n){let e=iB(t);s.audioTrackConf={timescale:n.timescale,samplerate:n.audio.sample_rate,channel_count:n.audio.channel_count,hdlr:"soun",type:n.codec.startsWith("mp4a")?"mp4a":n.codec,description:iB(t)},s.audioDecoderConf={codec:n.codec.startsWith("mp4a")?iC.codec:n.codec,numberOfChannels:n.audio.channel_count,sampleRate:n.audio.sample_rate,...null==e?{}:function(t){var e;let r=null==(e=t.esd.descs[0])?void 0:e.descs[0];if(null==r)return{};let[s,n]=r.data;return{sampleRate:[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350][((7&s)<<1)+(n>>7)],numberOfChannels:(127&n)>>3}}(e)}}return s}function iB(t,e="mp4a"){var r;let s=null==(r=t.moov)?void 0:r.traks.map(t=>t.mdia.minf.stbl.stsd.entries).flat().find(({type:t})=>t===e);return null==s?void 0:s.esds}class ik{constructor(){ey(this,"readable"),ey(this,"writable"),ew(this,A,0);let t=iA.createFile(),e=!1;this.readable=new ReadableStream({start:e=>{t.onReady=r=>{var s,n;let a=null==(s=r.videoTracks[0])?void 0:s.id;null!=a&&t.setExtractionOptions(a,"video",{nbSamples:100});let o=null==(n=r.audioTracks[0])?void 0:n.id;null!=o&&t.setExtractionOptions(o,"audio",{nbSamples:100}),e.enqueue({chunkType:"ready",data:{info:r,file:t}}),t.start()};let r={};t.onSamples=(s,n,a)=>{e.enqueue({chunkType:"samples",data:{id:s,type:n,samples:a.map(t=>({...t}))}}),r[s]=(r[s]??0)+a.length,t.releaseUsedSamples(s,r[s])},t.onFlush=()=>{e.close()}},cancel:()=>{t.stop(),e=!0}},{highWaterMark:50}),this.writable=new WritableStream({write:async r=>{if(e){this.writable.abort();return}let s=r.buffer;s.fileStart=eb(this,A),ev(this,A,eb(this,A)+s.byteLength),t.appendBuffer(s)},close:()=>{var e;t.flush(),t.stop(),null==(e=t.onFlush)||e.call(t)}})}}A=new WeakMap;let iF=0;function iR(t){return"file"===t.kind&&t.createReader instanceof Function}let iP=class t{constructor(t,e={audio:!0}){if(ew(this,C,e5.create(`MP4Clip id:${iF++},`)),ey(this,"ready"),ew(this,I,!1),ew(this,B,{duration:0,width:0,height:0,audioSampleRate:0,audioChanCount:0}),ew(this,k),ew(this,F,1),ew(this,R,[]),ew(this,P,[]),ew(this,z,null),ew(this,L,null),ew(this,D,{video:null,audio:null}),ew(this,M,{audio:!0}),ey(this,"tickInterceptor",async(t,e)=>e),ew(this,O,new AbortController),!(t instanceof ReadableStream)&&!iR(t)&&!Array.isArray(t.videoSamples))throw Error("Illegal argument");ev(this,M,{...e}),ev(this,F,"object"==typeof e.audio&&"volume"in e.audio?e.audio.volume:1);let r=async t=>(await eH(eb(this,k),t),await eb(this,k).stream());ev(this,k,iR(t)?t:"localFile"in t?t.localFile:e1()),this.ready=(t instanceof ReadableStream?r(t).then(t=>iL(t,eb(this,M))):iR(t)?t.stream().then(t=>iL(t,eb(this,M))):Promise.resolve(t)).then(async({videoSamples:t,audioSamples:e,decoderConf:r})=>{var s,n,a;ev(this,R,t),ev(this,P,e),ev(this,D,r);let{videoFrameFinder:o,audioFrameFinder:h}=(s={video:null==r.video?null:{...r.video,hardwareAcceleration:eb(this,M).__unsafe_hardwareAcceleration__},audio:r.audio},n=await eb(this,k).createReader(),{audioFrameFinder:null==(a=!1!==eb(this,M).audio?eb(this,F):null)||null==s.audio||0===e.length?null:new iM(n,e,s.audio,{volume:a,targetSampleRate:iC.sampleRate}),videoFrameFinder:null==s.video||0===t.length?null:new iD(n,t,s.video)});return ev(this,z,o),ev(this,L,h),ev(this,B,function(t,e,r){let s={duration:0,width:0,height:0,audioSampleRate:0,audioChanCount:0};null!=t.video&&e.length>0&&(s.width=t.video.codedWidth??0,s.height=t.video.codedHeight??0),null!=t.audio&&r.length>0&&(s.audioSampleRate=iC.sampleRate,s.audioChanCount=iC.channelCount);let n=0,a=0;if(e.length>0)for(let t=e.length-1;t>=0;t--){let r=e[t];if(!r.deleted){n=r.cts+r.duration;break}}if(r.length>0){let t=r.at(-1);a=t.cts+t.duration}return s.duration=Math.max(n,a),s}(r,t,e)),eb(this,C).info("MP4Clip meta:",eb(this,B)),{...eb(this,B)}})}get meta(){return{...eb(this,B)}}async tick(t){var e,r;if(t>=eb(this,B).duration)return await this.tickInterceptor(t,{audio:[],state:"done"});let[s,n]=await Promise.all([(null==(e=eb(this,L))?void 0:e.find(t))??[],null==(r=eb(this,z))?void 0:r.find(t)]);return null==n?await this.tickInterceptor(t,{audio:s,state:"success"}):await this.tickInterceptor(t,{video:n,audio:s,state:"success"})}async thumbnails(t=100,e){eb(this,O).abort(),ev(this,O,new AbortController);let r=eb(this,O).signal;await this.ready;let s="generate thumbnails aborted";if(r.aborted)throw Error(s);let{width:n,height:a}=eb(this,B),o=function(t,e,r){let s=new OffscreenCanvas(t,e),n=s.getContext("2d");return async a=>(n.drawImage(a,0,0,t,e),a.close(),await s.convertToBlob(r))}(t,Math.round(t/n*a),{quality:.1,type:"image/png"});return new Promise(async(t,n)=>{let a=[],h=eb(this,D).video;if(null==h||0===eb(this,R).length){l();return}async function l(){r.aborted||t(await Promise.all(a.map(async t=>({ts:t.ts,img:await t.img}))))}function u(t){a.push({ts:t.timestamp,img:o(t)})}r.addEventListener("abort",()=>{n(Error(s))});let{start:d=0,end:f=eb(this,B).duration,step:p}=e??{};if(p){let t=d,e=new iD(await eb(this,k).createReader(),eb(this,R),{...h,hardwareAcceleration:eb(this,M).__unsafe_hardwareAcceleration__});for(;t<=f&&!r.aborted;){let r=await e.find(t);r&&u(r),t+=p}e.destroy(),l()}else await iY(eb(this,R),eb(this,k),h,r,{start:d,end:f},(t,e)=>{u(t),e&&l()})})}async split(e){if(await this.ready,e<=0||e>=eb(this,B).duration)throw Error('"time" out of bounds');let[r,s]=function(t,e){if(0===t.length)return[];let r=0,s=0,n=-1;for(let a=0;a({...t}));for(let t=r;t({...t,cts:t.cts-e}));for(let t of h){if(t.cts>=0)break;t.deleted=!0,t.cts=-1}return[o,h]}(eb(this,R),e),[n,a]=function(t,e){if(0===t.length)return[];let r=-1;for(let s=0;st[s].cts)){r=s;break}if(-1===r)throw Error("Not found audio sample by time");return[t.slice(0,r),t.slice(r).map(t=>({...t,cts:t.cts-e}))]}(eb(this,P),e),o=new t({localFile:eb(this,k),videoSamples:r??[],audioSamples:n??[],decoderConf:eb(this,D)},eb(this,M)),h=new t({localFile:eb(this,k),videoSamples:s??[],audioSamples:a??[],decoderConf:eb(this,D)},eb(this,M));return await Promise.all([o.ready,h.ready]),[o,h]}async clone(){await this.ready;let e=new t({localFile:eb(this,k),videoSamples:[...eb(this,R)],audioSamples:[...eb(this,P)],decoderConf:eb(this,D)},eb(this,M));return await e.ready,e.tickInterceptor=this.tickInterceptor,e}async splitTrack(){await this.ready;let e=[];if(eb(this,R).length>0){let r=new t({localFile:eb(this,k),videoSamples:[...eb(this,R)],audioSamples:[],decoderConf:{video:eb(this,D).video,audio:null}},eb(this,M));await r.ready,r.tickInterceptor=this.tickInterceptor,e.push(r)}if(eb(this,P).length>0){let r=new t({localFile:eb(this,k),videoSamples:[],audioSamples:[...eb(this,P)],decoderConf:{audio:eb(this,D).audio,video:null}},eb(this,M));await r.ready,r.tickInterceptor=this.tickInterceptor,e.push(r)}return e}destroy(){var t,e;eb(this,I)||(eb(this,C).info("MP4Clip destroy"),ev(this,I,!0),null==(t=eb(this,z))||t.destroy(),null==(e=eb(this,L))||e.destroy())}};C=new WeakMap,I=new WeakMap,B=new WeakMap,k=new WeakMap,F=new WeakMap,R=new WeakMap,P=new WeakMap,z=new WeakMap,L=new WeakMap,D=new WeakMap,M=new WeakMap,O=new WeakMap;let iz=iP;async function iL(t,e={}){let r;let s={video:null,audio:null},n=[],a=[];return new Promise(async(h,l)=>{let u=-1,d=-1,f=iE(t.pipeThrough(new ik),{onChunk:async({chunkType:t,data:h})=>{if("ready"===t){r=h.info;let{videoDecoderConf:t,audioDecoderConf:e}=iI(h.file,h.info);s.video=t??null,s.audio=e??null,null==t&&null==e&&(f(),l(Error("MP4Clip must contain at least one video or audio track"))),e5.info("mp4BoxFile moov ready",{...h.info,tracks:null,videoTracks:null,audioTracks:null},s)}else if("samples"===t){if("video"===h.type)for(let t of(-1===u&&(u=h.samples[0].dts),h.samples))n.push(o(t,u,"video"));else if("audio"===h.type&&e.audio)for(let t of(-1===d&&(d=h.samples[0].dts),h.samples))a.push(o(t,d,"audio"))}},onDone:()=>{let t=n.at(-1)??a.at(-1);if(null==r){l(Error("MP4Clip stream is done, but not emit ready"));return}if(null==t){l(Error("MP4Clip stream not contain any sample"));return}let e=n[0];null!=e&&e.cts<2e5&&(e.duration+=e.cts,e.cts=0),e5.info("mp4 stream parsed"),h({videoSamples:n,audioSamples:a,decoderConf:s})}})});function o(t,e=0,r){return{...t,is_idr:"video"===r&&t.is_sync&&function(t){let e=new DataView(t.buffer),r=0;for(;r((null==eb(this,N)||t<=eb(this,G)||t-eb(this,G)>3e6)&&eb(this,Q).call(this,t),eb(this,Y).abort=!0,ev(this,G,t),ev(this,Y,{abort:!1,st:performance.now()}),await eb(this,$).call(this,t,eb(this,N),eb(this,Y)))),ew(this,W,0),ew(this,V,!1),ew(this,H,0),ew(this,X,[]),ew(this,j,0),ew(this,Z,0),ew(this,$,async(t,e,r)=>{if(null==e||"closed"===e.state||r.abort)return null;if(eb(this,X).length>0){let s=eb(this,X)[0];return ts.timestamp+(s.duration??0)?(s.close(),await eb(this,$).call(this,t,e,r)):(eb(this,X).length<10&&eb(this,q).call(this,e).catch(e=>{throw eb(this,Q).call(this,t),e}),s))}if(eb(this,K)||eb(this,j)0){if(performance.now()-r.st>3e3)throw Error(`MP4Clip.tick video timeout, ${JSON.stringify(eb(this,J).call(this))}`);await iv(15)}else{if(eb(this,H)>=this.samples.length)return null;try{await eb(this,q).call(this,e)}catch(e){throw eb(this,Q).call(this,t),e}}return await eb(this,$).call(this,t,e,r)}),ew(this,K,!1),ew(this,q,async t=>{var e,r;if(eb(this,K))return;ev(this,K,!0);let s=eb(this,H)+1,n=!1;for(;s{if(eb(this,V))throw t;ev(this,V,!0),e5.warn("Downgrade to software decode"),eb(this,Q).call(this)}}),ev(this,Z,eb(this,Z)+e.length)}}ev(this,H,s),ev(this,K,!1)}),ew(this,Q,t=>{var e,r;if(ev(this,K,!1),eb(this,X).forEach(t=>t.close()),ev(this,X,[]),null==t||0===t)ev(this,H,0);else{let e=0;for(let r=0;r{if(ev(this,j,eb(this,j)+1),-1===t.timestamp){t.close();return}let e=t;null==t.duration&&(e=new VideoFrame(t,{duration:eb(this,W)}),t.close()),eb(this,X).push(e)},error:t=>{e5.error(`MP4Clip VideoDecoder err: ${t.message}`)}})),eb(this,N).configure({...this.conf,...eb(this,V)?{hardwareAcceleration:"prefer-software"}:{}})}),ew(this,J,()=>{var t,e;return{time:eb(this,G),decState:null==(t=eb(this,N))?void 0:t.state,decQSize:null==(e=eb(this,N))?void 0:e.decodeQueueSize,decCusorIdx:eb(this,H),sampleLen:this.samples.length,inputCnt:eb(this,Z),outputCnt:eb(this,j),cacheFrameLen:eb(this,X).length,softDeocde:eb(this,V)}}),ey(this,"destroy",()=>{var t,e;(null==(t=eb(this,N))?void 0:t.state)!=="closed"&&(null==(e=eb(this,N))||e.close()),ev(this,N,null),eb(this,Y).abort=!0,eb(this,X).forEach(t=>t.close()),ev(this,X,[]),this.localFileReader.close()}),this.localFileReader=t,this.samples=e,this.conf=r}}N=new WeakMap,G=new WeakMap,Y=new WeakMap,W=new WeakMap,V=new WeakMap,H=new WeakMap,X=new WeakMap,j=new WeakMap,Z=new WeakMap,$=new WeakMap,K=new WeakMap,q=new WeakMap,Q=new WeakMap,J=new WeakMap;class iM{constructor(t,e,r,s){ew(this,tt,1),ew(this,te),ew(this,ti,null),ew(this,tr,{abort:!1,st:performance.now()}),ey(this,"find",async t=>{if(null==eb(this,ti)||t<=eb(this,ts)||t-eb(this,ts)>1e5){eb(this,tl).call(this),ev(this,ts,t);for(let e=0;e{if(null==e||r.abort||"closed"===e.state)return[];let s=Math.ceil(t*(eb(this,te)/1e6));if(0===s)return[];let n=eb(this,ta).frameCnt-s;if(n>0)return ne){let h=e-s;r[0].set(a.subarray(0,h),s),r[1].set(o.subarray(0,h),s),t.data[n][0]=a.subarray(h,a.length),t.data[n][1]=o.subarray(h,o.length);break}r[0].set(a,s),r[1].set(o,s),s+=a.length,n++}return t.data=t.data.slice(n),t.frameCnt-=e,r}(eb(this,ta),s);if(e.decodeQueueSize>10){if(performance.now()-r.st>3e3)throw r.abort=!0,Error(`MP4Clip.tick audio timeout, ${JSON.stringify(eb(this,tu).call(this))}`);await iv(15)}else{if(eb(this,tn)>=this.samples.length-1)return[];eb(this,th).call(this,e)}return eb(this,to).call(this,t,e,r)}),ew(this,th,t=>{if(t.decodeQueueSize>100)return;let e=[],r=eb(this,tn);for(;r=10))break}ev(this,tn,r),t.decode(e.map(t=>new EncodedAudioChunk({type:"key",timestamp:t.cts,duration:t.duration,data:t.data})))}),ew(this,tl,()=>{var t;ev(this,ts,0),ev(this,tn,0),ev(this,ta,{frameCnt:0,data:[]}),null==(t=eb(this,ti))||t.close(),ev(this,ti,function(t,e,r){let s=t=>{if(0!==t.length){if(1!==e.volume)for(let r of t)for(let t=0;t{let r=n;n+=1,t().then(t=>{e[r]=t,s()}).catch(t=>{e[r]=t,s()})}}(s),a=e.resampleRate!==t.sampleRate,o=new AudioDecoder({output:t=>{let r=im(t);a?n(()=>iw(r,t.sampleRate,{rate:e.resampleRate,chanCount:t.numberOfChannels})):s(r),t.close()},error:t=>{e5.error(`MP4Clip AudioDecoder err: ${t.message}`)}});return o.configure(t),{decode(t){for(let e of t)o.decode(e)},close(){"closed"!==o.state&&o.close()},get state(){return o.state},get decodeQueueSize(){return o.decodeQueueSize}}}(this.conf,{resampleRate:iC.sampleRate,volume:eb(this,tt)},t=>{eb(this,ta).data.push(t),eb(this,ta).frameCnt+=t[0].length}))}),ew(this,tu,()=>{var t,e;return{time:eb(this,ts),decState:null==(t=eb(this,ti))?void 0:t.state,decQSize:null==(e=eb(this,ti))?void 0:e.decodeQueueSize,decCusorIdx:eb(this,tn),sampleLen:this.samples.length,pcmLen:eb(this,ta).frameCnt}}),ey(this,"destroy",()=>{ev(this,ti,null),eb(this,tr).abort=!0,ev(this,ta,{frameCnt:0,data:[]}),this.localFileReader.close()}),this.localFileReader=t,this.samples=e,this.conf=r,ev(this,tt,s.volume),ev(this,te,s.targetSampleRate)}}async function iO(t,e){let r=t[0],s=t.at(-1);if(null==s)return[];let n=s.offset+s.size-r.offset;if(n<3e7){let s=new Uint8Array(await e.read(n,{at:r.offset}));return t.map(t=>{let e=t.offset-r.offset,n=s.subarray(e,e+t.size);return t.is_idr&&(n=iG(n)),new EncodedVideoChunk({type:t.is_sync?"key":"delta",timestamp:t.cts,duration:t.duration,data:n})})}return await Promise.all(t.map(async t=>{let r=await e.read(t.size,{at:t.offset});return t.is_idr&&(r=iG(new Uint8Array(r))),new EncodedVideoChunk({type:t.is_sync?"key":"delta",timestamp:t.cts,duration:t.duration,data:r})}))}function iN(t,e,r){let s=0;if("configured"===t.state){for(;s{if(!(t instanceof Error))throw t;if(t.message.includes("Decoding error")&&null!=r.onDecodingError){r.onDecodingError(t);return}if(!t.message.includes("Aborted due to close"))throw t})}}function iG(t){let e=new DataView(t.buffer);return(31&e.getUint8(4))==6?t.subarray(e.getUint32(0)+4):t}async function iY(t,e,r,s,n,a){let o=await e.createReader(),h=0,l=new VideoDecoder({output:t=>{let e=(h+=1)===u.length;a(t,e),e&&o.close()},error:e5.error});s.addEventListener("abort",()=>{o.close(),l.close()});let u=await iO(t.filter(t=>!t.deleted&&t.is_sync&&t.cts>=n.start&&t.cts<=n.end),o);0===u.length||s.aborted||(l.configure(r),iN(l,u,{}))}tt=new WeakMap,te=new WeakMap,ti=new WeakMap,tr=new WeakMap,ts=new WeakMap,tn=new WeakMap,ta=new WeakMap,to=new WeakMap,th=new WeakMap,tl=new WeakMap,tu=new WeakMap;let iW=class t{constructor(t){ew(this,tc),ey(this,"ready"),ew(this,td,{duration:0,width:0,height:0}),ew(this,tf,null),ew(this,tp,[]);let e=t=>(ev(this,tf,t),eb(this,td).width=t.width,eb(this,td).height=t.height,eb(this,td).duration=1/0,{...eb(this,td)});if(t instanceof ReadableStream)this.ready=new Response(t).blob().then(t=>createImageBitmap(t)).then(e);else if(t instanceof ImageBitmap)this.ready=Promise.resolve(e(t));else if(Array.isArray(t)&&t.every(t=>t instanceof VideoFrame)){ev(this,tp,t);let e=eb(this,tp)[0];if(null==e)throw Error("The frame count must be greater than 0");ev(this,td,{width:e.displayWidth,height:e.displayHeight,duration:eb(this,tp).reduce((t,e)=>t+(e.duration??0),0)}),this.ready=Promise.resolve({...eb(this,td),duration:1/0})}else if("type"in t)this.ready=eS(this,tc,tm).call(this,t.stream,t.type).then(()=>({width:eb(this,td).width,height:eb(this,td).height,duration:1/0}));else throw Error("Illegal arguments")}get meta(){return{...eb(this,td)}}async tick(t){if(null!=eb(this,tf))return{video:await createImageBitmap(eb(this,tf)),state:"success"};let e=t%eb(this,td).duration;return{video:(eb(this,tp).find(t=>e>=t.timestamp&&e<=t.timestamp+(t.duration??0))??eb(this,tp)[0]).clone(),state:"success"}}async split(e){if(await this.ready,null!=eb(this,tf))return[new t(await createImageBitmap(eb(this,tf))),new t(await createImageBitmap(eb(this,tf)))];let r=-1;for(let t=0;teb(this,tp)[t].timestamp)){r=t;break}if(-1===r)throw Error("Not found frame by time");let s=eb(this,tp).slice(0,r).map(t=>new VideoFrame(t)),n=eb(this,tp).slice(r).map(t=>new VideoFrame(t,{timestamp:t.timestamp-e}));return[new t(s),new t(n)]}async clone(){return await this.ready,new t(null==eb(this,tf)?eb(this,tp).map(t=>t.clone()):await createImageBitmap(eb(this,tf)))}destroy(){var t;e5.info("ImgClip destroy"),null==(t=eb(this,tf))||t.close(),eb(this,tp).forEach(t=>t.close())}};td=new WeakMap,tf=new WeakMap,tp=new WeakMap,tc=new WeakSet,tm=async function(t,e){ev(this,tp,await i_(t,e));let r=eb(this,tp)[0];if(null==r)throw Error("No frame available in gif");ev(this,td,{duration:eb(this,tp).reduce((t,e)=>t+(e.duration??0),0),width:r.codedWidth,height:r.codedHeight}),e5.info("ImgClip ready:",eb(this,td))};let iV=iW,iH=class t{constructor(t,e={}){ew(this,tw),ey(this,"ready"),ew(this,tg,{duration:0,width:0,height:0}),ew(this,ty,new Float32Array),ew(this,t_,new Float32Array),ew(this,tb),ew(this,tS,0),ew(this,tE,0),ev(this,tb,{loop:!1,volume:1,...e}),this.ready=eS(this,tw,tv).call(this,t).then(()=>({width:0,height:0,duration:e.loop?1/0:eb(this,tg).duration}))}get meta(){return{...eb(this,tg),sampleRate:iC.sampleRate,chanCount:2}}getPCMData(){return[eb(this,ty),eb(this,t_)]}async tick(t){if(!eb(this,tb).loop&&t>=eb(this,tg).duration)return{audio:[],state:"done"};let e=t-eb(this,tS);if(t3e6)return ev(this,tS,t),ev(this,tE,Math.ceil(eb(this,tS)/1e6*iC.sampleRate)),{audio:[new Float32Array(0),new Float32Array(0)],state:"success"};ev(this,tS,t);let r=Math.ceil(e/1e6*iC.sampleRate),s=eb(this,tE)+r,n=eb(this,tb).loop?[iS(eb(this,ty),eb(this,tE),s),iS(eb(this,t_),eb(this,tE),s)]:[eb(this,ty).slice(eb(this,tE),s),eb(this,t_).slice(eb(this,tE),s)];return ev(this,tE,s),{audio:n,state:"success"}}async split(e){await this.ready;let r=Math.ceil(e/1e6*iC.sampleRate);return[new t(this.getPCMData().map(t=>t.slice(0,r)),eb(this,tb)),new t(this.getPCMData().map(t=>t.slice(r)),eb(this,tb))]}async clone(){await this.ready;let e=new t(this.getPCMData(),eb(this,tb));return await e.ready,e}destroy(){ev(this,ty,new Float32Array(0)),ev(this,t_,new Float32Array(0)),e5.info("---- audioclip destroy ----")}};tg=new WeakMap,ty=new WeakMap,t_=new WeakMap,tb=new WeakMap,tw=new WeakSet,tv=async function(t){null==iH.ctx&&(iH.ctx=new AudioContext({sampleRate:iC.sampleRate}));let e=performance.now(),r=t instanceof ReadableStream?await iZ(t,iH.ctx):t;e5.info("Audio clip decoded complete:",performance.now()-e);let s=eb(this,tb).volume;if(1!==s)for(let t of r)for(let e=0;e{}),ey(this,"audioTrack"),ew(this,tT,null),ew(this,tA),ev(this,tA,t);let e=t.getVideoTracks()[0];if(null!=e){var r;let{width:t,height:s}=e.getSettings();e.contentHint="motion",eb(this,tU).width=t??0,eb(this,tU).height=s??0,ev(this,tT,new OffscreenCanvas(t??0,s??0)),ev(this,tx,(r=eb(this,tT).getContext("2d"),iE(new MediaStreamTrackProcessor({track:e}).readable,{onChunk:async t=>{r.drawImage(t,0,0),t.close()},onDone:async()=>{}})))}this.audioTrack=t.getAudioTracks()[0]??null,eb(this,tU).duration=1/0,this.ready=Promise.resolve(this.meta)}get meta(){return{...eb(this,tU)}}async tick(){return{video:null==eb(this,tT)?null:await createImageBitmap(eb(this,tT)),audio:[],state:"success"}}async split(){return[await this.clone(),await this.clone()]}async clone(){return new t(eb(this,tA).clone())}destroy(){eb(this,tA).getTracks().forEach(t=>t.stop()),eb(this,tx).call(this)}};tU=new WeakMap,tx=new WeakMap,tT=new WeakMap,tA=new WeakMap,ey(i$,"ctx",null);let iK=i$,iq=class t{constructor(t,e){var r;if(ew(this,tL),ey(this,"ready"),ew(this,tC,[]),ew(this,tI,{width:0,height:0,duration:0}),ew(this,tB,{color:"#FFF",textBgColor:null,type:"srt",fontSize:30,letterSpacing:null,bottomOffset:30,fontFamily:"Noto Sans SC",strokeStyle:"#000",lineWidth:null,lineCap:null,lineJoin:null,textShadow:{offsetX:2,offsetY:2,blur:4,color:"#000"},videoWidth:1280,videoHeight:720}),ew(this,tk),ew(this,tF),ew(this,tR,null),ew(this,tP,0),ew(this,tz,0),ev(this,tC,Array.isArray(t)?t:t.split(/\r|\n/).map(t=>t.trim()).filter(t=>t.length>0).map(t=>({lineStr:t,match:t.match(/(\d{2}:\d{2}:\d{2},\d{3}) --> (\d{2}:\d{2}:\d{2},\d{3})/)})).filter(({lineStr:t},e,r)=>{var s;return!(/^\d+$/.test(t)&&(null==(s=r[e+1])?void 0:s.match)!=null)}).reduce((t,{lineStr:e,match:r})=>{if(null==r){let r=t.at(-1);if(null==r)return t;r.text+=0===r.text.length?e:` ${e}`}else t.push({start:iJ(r[1]),end:iJ(r[2]),text:""});return t},[]).map(({start:t,end:e,text:r})=>({start:1e6*t,end:1e6*e,text:r}))),0===eb(this,tC).length)throw Error("No subtitles content");ev(this,tB,Object.assign(eb(this,tB),e)),ev(this,tz,null==e.textBgColor?0:(e.fontSize??50)*.2);let{fontSize:s,fontFamily:n,videoWidth:a,videoHeight:o,letterSpacing:h}=eb(this,tB);ev(this,tP,s+2*eb(this,tz)),ev(this,tk,new OffscreenCanvas(a,o)),ev(this,tF,eb(this,tk).getContext("2d")),eb(this,tF).font=`${s}px ${n}`,eb(this,tF).textAlign="center",eb(this,tF).textBaseline="top",eb(this,tF).letterSpacing=h??"0px",ev(this,tI,{width:a,height:o,duration:(null==(r=eb(this,tC).at(-1))?void 0:r.end)??0}),this.ready=Promise.resolve(this.meta)}get meta(){return{...eb(this,tI)}}async tick(t){var e,r;if(null!=eb(this,tR)&&t>=eb(this,tR).timestamp&&t<=eb(this,tR).timestamp+(eb(this,tR).duration??0))return{video:eb(this,tR).clone(),state:"success"};let s=0;for(;sn.end)return{state:"done"};if(teb(this,tC)[t].start)){r=t;break}if(-1===r)throw Error("Not found subtitle by time");let s=eb(this,tC).slice(0,r).map(t=>({...t})),n=s.at(-1),a=null;null!=n&&n.end>e&&(a={start:0,end:n.end-e,text:n.text},n.end=e);let o=eb(this,tC).slice(r).map(t=>({...t,start:t.start-e,end:t.end-e}));return null!=a&&o.unshift(a),[new t(s,eb(this,tB)),new t(o,eb(this,tB))]}async clone(){return new t(eb(this,tC).slice(0),eb(this,tB))}destroy(){var t;null==(t=eb(this,tR))||t.close()}};tC=new WeakMap,tI=new WeakMap,tB=new WeakMap,tk=new WeakMap,tF=new WeakMap,tR=new WeakMap,tP=new WeakMap,tz=new WeakMap,tL=new WeakSet,tD=function(t){let e=t.split(` `).reverse().map(t=>t.trim()),{width:r,height:s}=eb(this,tk),{color:n,fontSize:a,textBgColor:o,textShadow:h,strokeStyle:l,lineWidth:u,lineCap:d,lineJoin:f,bottomOffset:p}=eb(this,tB),c=eb(this,tF);c.clearRect(0,0,r,s),c.globalAlpha=.6;let m=p;for(let t of e){let e=c.measureText(t),p=r/2;null!=o&&(c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=0,c.fillStyle=o,c.globalAlpha=.5,c.fillRect(p-e.actualBoundingBoxLeft-eb(this,tz),s-m-eb(this,tP),e.width+2*eb(this,tz),eb(this,tP))),c.shadowColor=h.color,c.shadowOffsetX=h.offsetX,c.shadowOffsetY=h.offsetY,c.shadowBlur=h.blur,c.globalAlpha=1,null!=l&&(c.lineWidth=u??a/6,null!=d&&(c.lineCap=d),null!=f&&(c.lineJoin=f),c.strokeStyle=l,c.strokeText(t,p,s-m-eb(this,tP)+eb(this,tz))),c.fillStyle=n,c.fillText(t,p,s-m-eb(this,tP)+eb(this,tz)),m+=eb(this,tP)+.2*a}};let iQ=iq;function iJ(t){let e=t.match(/(\d{2}):(\d{2}):(\d{2}),(\d{3})/);if(null==e)throw Error(`time format error: ${t}`);let r=Number(e[1]);return 3600*r+60*Number(e[2])+Number(e[3])+Number(e[4])/1e3}class i0{constructor(){ew(this,tM,/* @__PURE__ */new Map),ey(this,"on",(t,e)=>{let r=eb(this,tM).get(t)??/* @__PURE__ */new Set;return r.add(e),eb(this,tM).has(t)||eb(this,tM).set(t,r),()=>{r.delete(e),0===r.size&&eb(this,tM).delete(t)}}),ey(this,"once",(t,e)=>{let r=this.on(t,(...t)=>{r(),e(...t)});return r}),ey(this,"emit",(t,...e)=>{let r=eb(this,tM).get(t);null!=r&&r.forEach(t=>t(...e))})}static forwardEvent(t,e,r){let s=r.map(r=>{let[s,n]=Array.isArray(r)?r:[r,r];return t.on(s,(...t)=>{e.emit(n,...t)})});return()=>{s.forEach(t=>t())}}destroy(){eb(this,tM).clear()}}tM=new WeakMap;let i1=(t,e)=>{let r=new Uint8Array(8);new DataView(r.buffer).setUint32(0,e);for(let e=0;e<4;e++)r[4+e]=t.charCodeAt(e);return r},i2=()=>{let t=new TextEncoder,e=t.encode("mdta"),r=t.encode("mp4 handler"),s=32+r.byteLength+1,n=new Uint8Array(s),a=new DataView(n.buffer);return n.set(i1("hdlr",s),0),a.setUint32(8,0),n.set(e,16),n.set(r,32),n},i3=t=>{let e=new TextEncoder,r=e.encode("mdta"),s=t.map(t=>{let s=e.encode(t),n=8+s.byteLength,a=new Uint8Array(n);return new DataView(a.buffer).setUint32(0,n),a.set(r,4),a.set(s,4+r.byteLength),a}),n=16+s.reduce((t,e)=>t+e.byteLength,0),a=new Uint8Array(n),o=new DataView(a.buffer);a.set(i1("keys",n),0),o.setUint32(8,0),o.setUint32(12,t.length);let h=16;for(let t of s)a.set(t,h),h+=t.byteLength;return a},i6=t=>{let e=new TextEncoder,r=e.encode("data"),s=Object.entries(t).map(([t,s],n)=>{let a=e.encode(s),o=24+a.byteLength,h=new Uint8Array(o),l=new DataView(h.buffer);return l.setUint32(0,o),l.setUint32(4,n+1),l.setUint32(8,16+a.byteLength),h.set(r,12),l.setUint32(16,1),h.set(a,24),h}),n=8+s.reduce((t,e)=>t+e.byteLength,0),a=new Uint8Array(n);a.set(i1("ilst",n),0);let o=8;for(let t of s)a.set(t,o),o+=t.byteLength;return a},i8=t=>{let e=i2(),r=i3(Object.keys(t)),s=i6(t),n=new Uint8Array(e.length+r.length+s.length);return n.set(e,0),n.set(r,e.length),n.set(s,e.length+r.length),n};function i4(t){e5.info("recodemux opts:",t);let e=iA.createFile(),r=new i0,s=(t,e)=>{let r=t.add("udta").add("meta");r.data=i8(e),r.size=r.data.byteLength},n=!1,a=()=>{null==e.moov||n||(n=!0,null!=t.metaDataTags&&s(e.moov,t.metaDataTags),null!=t.duration&&(e.moov.mvhd.duration=t.duration))};r.once("VideoReady",a),r.once("AudioReady",a);let o=null!=t.video?function(t,e,r){let s={timescale:1e6,width:t.width,height:t.height,brands:["isom","iso2","avc1","mp42","mp41"],avcDecoderConfigRecord:null,name:"Track created with WebAV"},n=-1,a=!1;r.once("AudioReady",()=>{a=!0});let o={encoder0:[],encoder1:[]},h=(t,a,h)=>{var l;if(-1===n&&null!=h){let t=null==(l=h.decoderConfig)?void 0:l.description;(function(t){let e=new Uint8Array(t);e[2].toString(2).slice(-2).includes("1")&&(e[2]=0)})(t),s.avcDecoderConfigRecord=t,n=e.addTrack(s),r.emit("VideoReady"),e5.info("VideoEncoder, video track ready, trackId:",n)}o[t].push(i7(a))},l="encoder1",u=0;function d(){if(!a)return;let t="encoder1"===l?"encoder0":"encoder1",r=o[l],s=o[t];if(0===r.length&&0===s.length)return;let h=r[0];if(null!=h&&h.cts-u<1e4){let t=function(t){let r=-1,s=0;for(;s0&&a.is_sync)break;e.addSample(n,a.data,a),r=a.cts+a.duration}return t.splice(0,s),r}(r);t>u&&(u=t)}let f=s[0];null!=f&&f.cts-u<1e4&&(l=t,d())}let f=is(d,15),p=i5(t,(t,e)=>h("encoder0",t,e)),c=i5(t,(t,e)=>h("encoder1",t,e)),m=0;return{get encodeQueueSize(){return p.encodeQueueSize+c.encodeQueueSize},encode:(t,e)=>{e.keyFrame&&(m+=1),(m%2==0?p:c).encode(t,e)},flush:async()=>{await Promise.all(["configured"===p.state?await p.flush():null,"configured"===c.state?await c.flush():null]),f(),d()},close:()=>{"configured"===p.state&&p.close(),"configured"===c.state&&c.close()}}}(t.video,e,r):null,h=null!=t.audio?function(t,e,r){let s={timescale:1e6,samplerate:t.sampleRate,channel_count:t.channelCount,hdlr:"soun",type:"aac"===t.codec?"mp4a":"Opus",name:"Track created with WebAV"},n=-1,a=[],o=!1;r.once("VideoReady",()=>{o=!0,a.forEach(t=>{let r=i7(t);e.addSample(n,r.data,r)}),a=[]});let h=new AudioEncoder({error:e5.error,output:(t,h)=>{var l;if(-1===n){let t=null==(l=h.decoderConfig)?void 0:l.description;n=e.addTrack({...s,description:null==t?void 0:function(t){let e=t.byteLength,r=new Uint8Array([0,0,0,0,3,23+e,0,2,0,4,18+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5,e,...new Uint8Array(t instanceof ArrayBuffer?t:t.buffer),6,1,2]),s=new iA.BoxParser.esdsBox(r.byteLength);return s.hdr_size=0,s.parse(new iA.DataStream(r,0,iA.DataStream.BIG_ENDIAN)),s}(t)}),r.emit("AudioReady"),e5.info("AudioEncoder, audio track ready, trackId:",n)}if(o){let r=i7(t);e.addSample(n,r.data,r)}else a.push(t)}});return h.configure({codec:"aac"===t.codec?iC.codec:"opus",sampleRate:t.sampleRate,numberOfChannels:t.channelCount,bitrate:128e3}),h}(t.audio,e,r):null;return null==t.video&&r.emit("VideoReady"),null==t.audio&&r.emit("AudioReady"),{encodeVideo:(t,e)=>{null==o||o.encode(t,e),t.close()},encodeAudio:t=>{null!=h&&(h.encode(t),t.close())},getEncodeQueueSize:()=>(null==o?void 0:o.encodeQueueSize)??(null==h?void 0:h.encodeQueueSize)??0,flush:async()=>{await Promise.all([null==o?void 0:o.flush(),(null==h?void 0:h.state)==="configured"?h.flush():null])},close:()=>{r.destroy(),null==o||o.close(),(null==h?void 0:h.state)==="configured"&&h.close()},mp4file:e}}function i5(t,e){let r=new VideoEncoder({error:e5.error,output:e});return r.configure({codec:t.codec,framerate:t.expectFPS,hardwareAcceleration:t.__unsafe_hardwareAcceleration__,bitrate:t.bitrate,width:t.width,height:t.height,alpha:"discard",avc:{format:"avc"}}),r}function i9(t,e,r){let s=0,n=0,a=t.boxes,o=!1,h=()=>{var e;if(!o){if(null==a.find(t=>"moof"===t.type))return null;o=!0}if(n>=a.length)return null;let r=new iA.DataStream;r.endianness=iA.DataStream.BIG_ENDIAN;let s=n;try{for(;s{let t=h();null==t||u||r.enqueue(t)},e),d=e=>{if(clearInterval(s),t.flush(),null!=e){r.error(e);return}let n=h();null==n||u||r.enqueue(n),u||r.close()},l&&d()},cancel(){u=!0,clearInterval(s),null==r||r()}}),stop:t=>{l||(l=!0,null==d||d(t))}}}function i7(t){let e=new ArrayBuffer(t.byteLength);t.copyTo(e);let r=t.timestamp;return{duration:t.duration??0,dts:r,cts:r,is_sync:"key"===t.type,data:e}}async function rt(t){let e=iA.createFile(),r=function(t){let e=0,r=t.boxes,s=[],n=0;async function a(){let a=c(r,e);e=r.length,s.forEach(({track:e,id:r})=>{let s=e.samples.at(-1);null!=s&&(n=Math.max(n,s.cts+s.duration)),t.releaseUsedSamples(r,e.samples.length),e.samples=[]}),t.mdats=[],t.moofs=[],null!=a&&await (null==d?void 0:d.write(a))}let o=[];function h(){if(o.length>0)return!0;let n=r.findIndex(t=>"moov"===t.type);if(-1===n)return!1;if(o=r.slice(0,n+1),e=n+1,0===s.length)for(let e=1;;e+=1){let r=t.getTrackById(e);if(null==r)break;s.push({track:r,id:e})}return!0}let l=0,u=e1(),d=null,f=(async()=>{d=await u.createWriter(),l=self.setInterval(()=>{h()&&a()},100)})(),p=!1;return async()=>{if(p)throw Error("File exported");if(p=!0,await f,clearInterval(l),!h()||null==d)return null;t.flush(),await a(),await (null==d?void 0:d.close());let e=o.find(t=>"moov"===t.type);if(null==e)return null;e.mvhd.duration=n;let r=e1(),s=c(o,0);return await eH(r,s),await eH(r,u,{overwrite:!1}),await r.stream()};function c(t,e){if(e>=t.length)return null;let r=new iA.DataStream;r.endianness=iA.DataStream.BIG_ENDIAN;for(let s=e;s{iE(d.pipeThrough(new ik),{onDone:t,onChunk:async({chunkType:t,data:d})=>{if("ready"===t){let{videoTrackConf:t,audioTrackConf:s}=iI(d.file,d.info);0===r&&null!=t&&(r=e.addTrack(t)),0===a&&null!=s&&(a=e.addTrack(s))}else if("samples"===t){let{type:t,samples:f}=d,p="video"===t?r:a,c="video"===t?s:o,m="video"===t?n:h;f.forEach(t=>{e.addSample(p,t.data,{duration:t.duration,dts:t.dts+c,cts:t.cts+m,is_sync:t.is_sync})});let g=f.at(-1);if(null==g)return;"video"===t?l=g:"audio"===t&&(u=g)}}})}),null!=l&&(s+=l.dts,n+=l.cts),null!=u&&(o+=u.dts,h+=u.cts)}async function ri(t){return await rt([t])}function rr(t,e){e5.info("mixinMP4AndAudio, opts:",{volume:e.volume,loop:e.loop});let r=iA.createFile(),{stream:s,stop:n}=i9(r,500),a=null,o=null,h=[],l=0,u=0,d=0,f=!0,p=48e3;function c(t){let r=h.map(r=>e.loop?iS(r,d,d+t):r.slice(d,d+t));if(d+=t,1!==e.volume)for(let t of r)for(let r=0;r{await (null==o?void 0:o.stop()),null==a||a.close(),n()},onChunk:async({chunkType:t,data:s})=>{if("ready"===t){let{videoTrackConf:t,audioTrackConf:n,audioDecoderConf:d}=iI(s.file,s.info);0===l&&null!=t&&(l=r.addTrack(t));let c=n??{timescale:1e6,samplerate:p,channel_count:iC.channelCount,hdlr:"soun",name:"SoundHandler",type:"mp4a"};0===u&&(u=r.addTrack(c),p=(null==n?void 0:n.samplerate)??p,f=null!=n);let m=new AudioContext({sampleRate:p});h=ig(await m.decodeAudioData(await new Response(e.stream).arrayBuffer())),null!=d&&(a=function(t){let e=[],r=new AudioDecoder({output:t=>{e.push(t)},error:e5.error});return r.configure(t),{decode:async t=>{t.forEach(t=>{r.decode(new EncodedAudioChunk({type:t.is_sync?"key":"delta",timestamp:1e6*t.cts/t.timescale,duration:1e6*t.duration/t.timescale,data:t.data}))}),await r.flush();let s=e;return e=[],s},close:()=>{r.close()}}}(d)),o=function(t,e){let r=new AudioEncoder({output:t=>{e(i7(t))},error:e5.error});r.configure({codec:t.codec,sampleRate:t.sampleRate,numberOfChannels:t.numberOfChannels});let s=null;function n(e,r){return new AudioData({timestamp:r,numberOfChannels:t.numberOfChannels,numberOfFrames:e.length/t.numberOfChannels,sampleRate:t.sampleRate,format:"f32-planar",data:e})}return{encode:async(t,e)=>{null!=s&&r.encode(n(s.data,s.ts)),s={data:t,ts:e}},stop:async()=>{null!=s&&(function(t,e,r){let s=t.length-1,n=Math.min(r/2,s);for(let r=0;rr.addSample(u,t.data,t))}else if("samples"===t){let{id:t,type:e,samples:n}=s;if("video"===e){n.forEach(e=>r.addSample(t,e.data,e)),f||await m(n);return}"audio"===e&&await g(n)}}}),s}var rs=/* @__PURE__ */function(){function t(){this.listeners={}}var e=t.prototype;return e.on=function(t,e){this.listeners[t]||(this.listeners[t]=[]),this.listeners[t].push(e)},e.off=function(t,e){if(!this.listeners[t])return!1;var r=this.listeners[t].indexOf(e);return this.listeners[t]=this.listeners[t].slice(0),this.listeners[t].splice(r,1),r>-1},e.trigger=function(t){var e=this.listeners[t];if(e){if(2==arguments.length)for(var r=e.length,s=0;stypeof window?tO=window:"u">typeof iU?tO=iU:"u">typeof self?tO=self:tO={};let ra=/* @__PURE__ */ix(tO);/*! @name m3u8-parser @version 7.1.0 @license Apache-2.0 */class ro extends rs{constructor(){super(),this.buffer=""}push(t){let e;for(this.buffer+=t,e=this.buffer.indexOf(` `);e>-1;e=this.buffer.indexOf(` `))this.trigger("data",this.buffer.substring(0,e)),this.buffer=this.buffer.substring(e+1)}}let rh=function(t){let e=/([0-9.]*)?@?([0-9.]*)?/.exec(t||""),r={};return e[1]&&(r.length=parseInt(e[1],10)),e[2]&&(r.offset=parseInt(e[2],10)),r},rl=function(t){let e={};if(!t)return e;let r=t.split(RegExp('(?:^|,)((?:[^=]*)=(?:"[^"]*"|[^,]*))')),s=r.length,n;for(;s--;)""!==r[s]&&((n=/([^=]*)=(.*)/.exec(r[s]).slice(1))[0]=n[0].replace(/^\s+|\s+$/g,""),n[1]=n[1].replace(/^\s+|\s+$/g,""),n[1]=n[1].replace(/^['"](.*)['"]$/g,"$1"),e[n[0]]=n[1]);return e};class ru extends rs{constructor(){super(),this.customParsers=[],this.tagMappers=[]}push(t){let e,r;if(0!==(t=t.trim()).length){if("#"!==t[0]){this.trigger("data",{type:"uri",uri:t});return}this.tagMappers.reduce((e,r)=>{let s=r(t);return s===t?e:e.concat([s])},[t]).forEach(t=>{for(let e=0;et),this.customParsers.push(n=>{if(t.exec(n))return this.trigger("data",{type:"custom",data:r(n),customType:e,segment:s}),!0})}addTagMapper({expression:t,map:e}){this.tagMappers.push(r=>t.test(r)?e(r):r)}}let rd=t=>t.toLowerCase().replace(/-(\w)/g,t=>t[1].toUpperCase()),rf=function(t){let e={};return Object.keys(t).forEach(function(r){e[rd(r)]=t[r]}),e},rp=function(t){let{serverControl:e,targetDuration:r,partTargetDuration:s}=t;if(!e)return;let n="#EXT-X-SERVER-CONTROL",a="holdBack",o="partHoldBack",h=r&&3*r,l=s&&2*s;r&&!e.hasOwnProperty(a)&&(e[a]=h,this.trigger("info",{message:`${n} defaulting HOLD-BACK to targetDuration * 3 (${h}).`})),h&&e[a]{!r.uri&&(r.parts||r.preloadHints)&&(!r.map&&s&&(r.map=s),!r.key&&n&&(r.key=n),r.timeline||"number"!=typeof l||(r.timeline=l),this.manifest.preloadSegment=r)}),this.parseStream.on("data",function(p){let c,m;({tag(){(({version(){p.version&&(this.manifest.version=p.version)},"allow-cache"(){this.manifest.allowCache=p.allowed,"allowed"in p||(this.trigger("info",{message:"defaulting allowCache to YES"}),this.manifest.allowCache=!0)},byterange(){let t={};"length"in p&&(r.byterange=t,t.length=p.length,"offset"in p||(p.offset=u)),"offset"in p&&(r.byterange=t,t.offset=p.offset),u=t.offset+t.length},endlist(){this.manifest.endList=!0},inf(){"mediaSequence"in this.manifest||(this.manifest.mediaSequence=0,this.trigger("info",{message:"defaulting media sequence to zero"})),"discontinuitySequence"in this.manifest||(this.manifest.discontinuitySequence=0,this.trigger("info",{message:"defaulting discontinuity sequence to zero"})),p.title&&(r.title=p.title),p.duration>0&&(r.duration=p.duration),0===p.duration&&(r.duration=.01,this.trigger("info",{message:"updating zero segment duration to a small value"})),this.manifest.segments=e},key(){if(!p.attributes){this.trigger("warn",{message:"ignoring key declaration without attribute list"});return}if("NONE"===p.attributes.METHOD){n=null;return}if(!p.attributes.URI){this.trigger("warn",{message:"ignoring key declaration without URI"});return}if("com.apple.streamingkeydelivery"===p.attributes.KEYFORMAT){this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.apple.fps.1_0"]={attributes:p.attributes};return}if("com.microsoft.playready"===p.attributes.KEYFORMAT){this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.microsoft.playready"]={uri:p.attributes.URI};return}if("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"===p.attributes.KEYFORMAT){if(-1===["SAMPLE-AES","SAMPLE-AES-CTR","SAMPLE-AES-CENC"].indexOf(p.attributes.METHOD)){this.trigger("warn",{message:"invalid key method provided for Widevine"});return}if("SAMPLE-AES-CENC"===p.attributes.METHOD&&this.trigger("warn",{message:"SAMPLE-AES-CENC is deprecated, please use SAMPLE-AES-CTR instead"}),"data:text/plain;base64,"!==p.attributes.URI.substring(0,23)){this.trigger("warn",{message:"invalid key URI provided for Widevine"});return}if(!(p.attributes.KEYID&&"0x"===p.attributes.KEYID.substring(0,2))){this.trigger("warn",{message:"invalid key ID provided for Widevine"});return}this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.widevine.alpha"]={attributes:{schemeIdUri:p.attributes.KEYFORMAT,keyId:p.attributes.KEYID.substring(2)},pssh:function(t){for(var e=ra.atob?ra.atob(t):ep.from(t,"base64").toString("binary"),r=new Uint8Array(e.length),s=0;stypeof p.attributes.IV&&(n.iv=p.attributes.IV)},"media-sequence"(){if(!isFinite(p.number)){this.trigger("warn",{message:"ignoring invalid media sequence: "+p.number});return}this.manifest.mediaSequence=p.number},"discontinuity-sequence"(){if(!isFinite(p.number)){this.trigger("warn",{message:"ignoring invalid discontinuity sequence: "+p.number});return}this.manifest.discontinuitySequence=p.number,l=p.number},"playlist-type"(){if(!/VOD|EVENT/.test(p.playlistType)){this.trigger("warn",{message:"ignoring unknown playlist type: "+p.playlist});return}this.manifest.playlistType=p.playlistType},map(){s={},p.uri&&(s.uri=p.uri),p.byterange&&(s.byterange=p.byterange),n&&(s.key=n)},"stream-inf"(){if(this.manifest.playlists=e,this.manifest.mediaGroups=this.manifest.mediaGroups||h,!p.attributes){this.trigger("warn",{message:"ignoring empty stream-inf attributes"});return}r.attributes||(r.attributes={}),rn(r.attributes,p.attributes)},media(){if(this.manifest.mediaGroups=this.manifest.mediaGroups||h,!(p.attributes&&p.attributes.TYPE&&p.attributes["GROUP-ID"]&&p.attributes.NAME)){this.trigger("warn",{message:"ignoring incomplete or missing media group"});return}let t=this.manifest.mediaGroups[p.attributes.TYPE];t[p.attributes["GROUP-ID"]]=t[p.attributes["GROUP-ID"]]||{},c=t[p.attributes["GROUP-ID"]],(m={default:/yes/i.test(p.attributes.DEFAULT)}).default?m.autoselect=!0:m.autoselect=/yes/i.test(p.attributes.AUTOSELECT),p.attributes.LANGUAGE&&(m.language=p.attributes.LANGUAGE),p.attributes.URI&&(m.uri=p.attributes.URI),p.attributes["INSTREAM-ID"]&&(m.instreamId=p.attributes["INSTREAM-ID"]),p.attributes.CHARACTERISTICS&&(m.characteristics=p.attributes.CHARACTERISTICS),p.attributes.FORCED&&(m.forced=/yes/i.test(p.attributes.FORCED)),c[p.attributes.NAME]=m},discontinuity(){l+=1,r.discontinuity=!0,this.manifest.discontinuityStarts.push(e.length)},"program-date-time"(){typeof this.manifest.dateTimeString>"u"&&(this.manifest.dateTimeString=p.dateTimeString,this.manifest.dateTimeObject=p.dateTimeObject),r.dateTimeString=p.dateTimeString,r.dateTimeObject=p.dateTimeObject;let{lastProgramDateTime:t}=this;this.lastProgramDateTime=new Date(p.dateTimeString).getTime(),null===t&&this.manifest.segments.reduceRight((t,e)=>(e.programDateTime=t-1e3*e.duration,e.programDateTime),this.lastProgramDateTime)},targetduration(){if(!isFinite(p.duration)||p.duration<0){this.trigger("warn",{message:"ignoring invalid target duration: "+p.duration});return}this.manifest.targetDuration=p.duration,rp.call(this,this.manifest)},start(){if(!p.attributes||isNaN(p.attributes["TIME-OFFSET"])){this.trigger("warn",{message:"ignoring start declaration without appropriate attribute list"});return}this.manifest.start={timeOffset:p.attributes["TIME-OFFSET"],precise:p.attributes.PRECISE}},"cue-out"(){r.cueOut=p.data},"cue-out-cont"(){r.cueOutCont=p.data},"cue-in"(){r.cueIn=p.data},skip(){this.manifest.skip=rf(p.attributes),this.warnOnMissingAttributes_("#EXT-X-SKIP",p.attributes,["SKIPPED-SEGMENTS"])},part(){a=!0;let t=this.manifest.segments.length,e=rf(p.attributes);r.parts=r.parts||[],r.parts.push(e),e.byterange&&(e.byterange.hasOwnProperty("offset")||(e.byterange.offset=d),d=e.byterange.offset+e.byterange.length);let s=r.parts.length-1;this.warnOnMissingAttributes_(`#EXT-X-PART #${s} for segment #${t}`,p.attributes,["URI","DURATION"]),this.manifest.renditionReports&&this.manifest.renditionReports.forEach((t,e)=>{t.hasOwnProperty("lastPart")||this.trigger("warn",{message:`#EXT-X-RENDITION-REPORT #${e} lacks required attribute(s): LAST-PART`})})},"server-control"(){let t=this.manifest.serverControl=rf(p.attributes);t.hasOwnProperty("canBlockReload")||(t.canBlockReload=!1,this.trigger("info",{message:"#EXT-X-SERVER-CONTROL defaulting CAN-BLOCK-RELOAD to false"})),rp.call(this,this.manifest),t.canSkipDateranges&&!t.hasOwnProperty("canSkipUntil")&&this.trigger("warn",{message:"#EXT-X-SERVER-CONTROL lacks required attribute CAN-SKIP-UNTIL which is required when CAN-SKIP-DATERANGES is set"})},"preload-hint"(){let t=this.manifest.segments.length,e=rf(p.attributes),s=e.type&&"PART"===e.type;r.preloadHints=r.preloadHints||[],r.preloadHints.push(e),e.byterange&&(e.byterange.hasOwnProperty("offset")||(e.byterange.offset=s?d:0,s&&(d=e.byterange.offset+e.byterange.length)));let n=r.preloadHints.length-1;if(this.warnOnMissingAttributes_(`#EXT-X-PRELOAD-HINT #${n} for segment #${t}`,p.attributes,["TYPE","URI"]),e.type)for(let s=0;st.id===e.id);this.manifest.dateRanges[t]=rn(this.manifest.dateRanges[t],e),f[e.id]=rn(f[e.id],e),this.manifest.dateRanges.pop()}else f[e.id]=e},"independent-segments"(){this.manifest.independentSegments=!0},"content-steering"(){this.manifest.contentSteering=rf(p.attributes),this.warnOnMissingAttributes_("#EXT-X-CONTENT-STEERING",p.attributes,["SERVER-URI"])}})[p.tagType]||o).call(t)},uri(){r.uri=p.uri,e.push(r),!this.manifest.targetDuration||"duration"in r||(this.trigger("warn",{message:"defaulting segment duration to the target duration"}),r.duration=this.manifest.targetDuration),n&&(r.key=n),r.timeline=l,s&&(r.map=s),d=0,null!==this.lastProgramDateTime&&(r.programDateTime=this.lastProgramDateTime,this.lastProgramDateTime+=1e3*r.duration),r={}},comment(){},custom(){p.segment?(r.custom=r.custom||{},r.custom[p.customType]=p.data):(this.manifest.custom=this.manifest.custom||{},this.manifest.custom[p.customType]=p.data)}})[p.type].call(t)})}warnOnMissingAttributes_(t,e,r){let s=[];r.forEach(function(t){e.hasOwnProperty(t)||s.push(t)}),s.length&&this.trigger("warn",{message:`${t} lacks required attribute(s): ${s.join(", ")}`})}push(t){this.lineStream.push(t)}end(){this.lineStream.push(` `),this.manifest.dateRanges.length&&null===this.lastProgramDateTime&&this.trigger("warn",{message:"A playlist with EXT-X-DATERANGE tag must contain atleast one EXT-X-PROGRAM-DATE-TIME tag"}),this.lastProgramDateTime=null,this.trigger("end")}addParser(t){this.parseStream.addParser(t)}addTagMapper(t){this.parseStream.addTagMapper(t)}}async function rm(t,e=10){let r=new rc;r.push(await (await fetch(t)).text()),r.end();let s=r.manifest.segments.reduce((t,e)=>(t[e.map.uri]=t[e.map.uri]??[],t[e.map.uri].push(e),t),{}),n=new URL(t,location.href),a={};async function o(t,r,s){async function o(t){return(await fetch(t)).arrayBuffer()}let h=function(e){let n=0,a=0,o=[];async function h(){if(na[t]=o(t))}}async function h(t){let e=await a[t];return delete a[t],e}return{load(t=0,e=1/0){let r={},a=0,l=0;for(let[n,o]of Object.entries(s)){let s=0,h=[],u=-1,d=-1;for(let r=0;rt/1e6&&(u=r,a=(s-n.duration)*1e6),u>-1&&-1===d&&s>=e/1e6){d=r+1,l=1e6*s;break}}e>=1e6*s&&(d=o.length,l=1e6*s),d>u&&(h=h.concat(o.slice(u,d))),h.length>0&&(r[n]={actualStartTime:a,actualEndTime:l,segments:h})}return 0===Object.keys(r).length?null:Object.entries(r).map(([t,{actualStartTime:e,actualEndTime:r,segments:s}])=>{let a=0,l=new i0;return{actualStartTime:e,actualEndTime:r,on:l.on,stream:new ReadableStream({start:async e=>{o(s,e,l),e.enqueue(new Uint8Array(await (await fetch(new URL(t,n).href)).arrayBuffer()))},pull:async t=>{let e=new URL(s[a].uri,n).href;t.enqueue(new Uint8Array(await h(e))),(a+=1)>=s.length&&(t.close(),l.destroy())}})}})}}}let rg=`#version 300 es layout (location = 0) in vec4 a_position; layout (location = 1) in vec2 a_texCoord; out vec2 v_texCoord; void main () { gl_Position = a_position; v_texCoord = a_texCoord; } `,ry=`#version 300 es precision mediump float; out vec4 FragColor; in vec2 v_texCoord; uniform sampler2D frameTexture; uniform vec3 keyColor; // \u{8272}\u{5EA6}\u{7684}\u{76F8}\u{4F3C}\u{5EA6}\u{8BA1}\u{7B97} uniform float similarity; // \u{900F}\u{660E}\u{5EA6}\u{7684}\u{5E73}\u{6ED1}\u{5EA6}\u{8BA1}\u{7B97} uniform float smoothness; // \u{964D}\u{4F4E}\u{7EFF}\u{5E55}\u{9971}\u{548C}\u{5EA6}\u{FF0C}\u{63D0}\u{9AD8}\u{62A0}\u{56FE}\u{51C6}\u{786E}\u{5EA6} uniform float spill; vec2 RGBtoUV(vec3 rgb) { return vec2( rgb.r * -0.169 + rgb.g * -0.331 + rgb.b * 0.5 + 0.5, rgb.r * 0.5 + rgb.g * -0.419 + rgb.b * -0.081 + 0.5 ); } void main() { // \u{83B7}\u{53D6}\u{5F53}\u{524D}\u{50CF}\u{7D20}\u{7684}rgba\u{503C} vec4 rgba = texture(frameTexture, v_texCoord); // \u{8BA1}\u{7B97}\u{5F53}\u{524D}\u{50CF}\u{7D20}\u{4E0E}\u{7EFF}\u{5E55}\u{50CF}\u{7D20}\u{7684}\u{8272}\u{5EA6}\u{5DEE}\u{503C} vec2 chromaVec = RGBtoUV(rgba.rgb) - RGBtoUV(keyColor); // \u{8BA1}\u{7B97}\u{5F53}\u{524D}\u{50CF}\u{7D20}\u{4E0E}\u{7EFF}\u{5E55}\u{50CF}\u{7D20}\u{7684}\u{8272}\u{5EA6}\u{8DDD}\u{79BB}\u{FF08}\u{5411}\u{91CF}\u{957F}\u{5EA6}\u{FF09}, \u{8D8A}\u{76F8}\u{50CF}\u{5219}\u{8272}\u{5EA6}\u{8DDD}\u{79BB}\u{8D8A}\u{5C0F} float chromaDist = sqrt(dot(chromaVec, chromaVec)); // \u{8BBE}\u{7F6E}\u{4E86}\u{4E00}\u{4E2A}\u{76F8}\u{4F3C}\u{5EA6}\u{9608}\u{503C}\u{FF0C}baseMask\u{4E3A}\u{8D1F}\u{FF0C}\u{5219}\u{8868}\u{660E}\u{662F}\u{7EFF}\u{5E55}\u{FF0C}\u{4E3A}\u{6B63}\u{5219}\u{8868}\u{660E}\u{4E0D}\u{662F}\u{7EFF}\u{5E55} float baseMask = chromaDist - similarity; // \u{5982}\u{679C}baseMask\u{4E3A}\u{8D1F}\u{6570}\u{FF0C}fullMask\u{7B49}\u{4E8E}0\u{FF1B}baseMask\u{4E3A}\u{6B63}\u{6570}\u{FF0C}\u{8D8A}\u{5927}\u{FF0C}\u{5219}\u{900F}\u{660E}\u{5EA6}\u{8D8A}\u{4F4E} float fullMask = pow(clamp(baseMask / smoothness, 0., 1.), 1.5); rgba.a = fullMask; // \u{8BBE}\u{7F6E}\u{900F}\u{660E}\u{5EA6} // \u{5982}\u{679C}baseMask\u{4E3A}\u{8D1F}\u{6570}\u{FF0C}spillVal\u{7B49}\u{4E8E}0\u{FF1B}baseMask\u{4E3A}\u{6574}\u{6570}\u{FF0C}\u{8D8A}\u{5C0F}\u{FF0C}\u{9971}\u{548C}\u{5EA6}\u{8D8A}\u{4F4E} float spillVal = pow(clamp(baseMask / spill, 0., 1.), 1.5); float desat = clamp(rgba.r * 0.2126 + rgba.g * 0.7152 + rgba.b * 0.0722, 0., 1.); // \u{8BA1}\u{7B97}\u{5F53}\u{524D}\u{50CF}\u{7D20}\u{7684}\u{7070}\u{5EA6}\u{503C} rgba.rgb = mix(vec3(desat, desat, desat), rgba.rgb, spillVal); FragColor = rgba; } `,r_=[-1,1,-1,-1,1,-1,1,-1,1,1,-1,1],rb=[0,1,0,0,1,0,1,0,1,1,0,1];function rw(t,e,r){let s=t.createShader(e);if(t.shaderSource(s,r),t.compileShader(s),!t.getShaderParameter(s,t.COMPILE_STATUS)){let e=t.getShaderInfoLog(s);throw t.deleteShader(s),Error(e??"An error occurred compiling the shaders")}return s}let rv=t=>{let e=null,r=null,s=t.keyColor,n=null;return async a=>{var o,h;if((null==e||null==r||null==n)&&(null==s&&(s=function(t){let e=new OffscreenCanvas(1,1).getContext("2d");e.drawImage(t,0,0);let{data:[r,s,n]}=e.getImageData(0,0,1,1);return[r,s,n]}(a)),{cvs:e,gl:r}=function(t){let e="document"in globalThis?globalThis.document.createElement("canvas"):new OffscreenCanvas(t.width,t.height);e.width=t.width,e.height=t.height;let r=e.getContext("webgl2",{premultipliedAlpha:!1,alpha:!0});if(null==r)throw Error("Cant create gl context");let s=function(t,e,r){let s=rw(t,t.VERTEX_SHADER,e),n=rw(t,t.FRAGMENT_SHADER,r),a=t.createProgram();if(t.attachShader(a,s),t.attachShader(a,n),t.linkProgram(a),!t.getProgramParameter(a,t.LINK_STATUS))throw Error(t.getProgramInfoLog(a)??"Unable to initialize the shader program");return a}(r,rg,ry);r.useProgram(s),r.uniform3fv(r.getUniformLocation(s,"keyColor"),t.keyColor.map(t=>t/255)),r.uniform1f(r.getUniformLocation(s,"similarity"),t.similarity),r.uniform1f(r.getUniformLocation(s,"smoothness"),t.smoothness),r.uniform1f(r.getUniformLocation(s,"spill"),t.spill);let n=r.createBuffer();r.bindBuffer(r.ARRAY_BUFFER,n),r.bufferData(r.ARRAY_BUFFER,new Float32Array(r_),r.STATIC_DRAW);let a=r.getAttribLocation(s,"a_position");r.vertexAttribPointer(a,2,r.FLOAT,!1,2*Float32Array.BYTES_PER_ELEMENT,0),r.enableVertexAttribArray(a);let o=r.createBuffer();r.bindBuffer(r.ARRAY_BUFFER,o),r.bufferData(r.ARRAY_BUFFER,new Float32Array(rb),r.STATIC_DRAW);let h=r.getAttribLocation(s,"a_texCoord");return r.vertexAttribPointer(h,2,r.FLOAT,!1,2*Float32Array.BYTES_PER_ELEMENT,0),r.enableVertexAttribArray(h),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,1),{cvs:e,gl:r}}({...a instanceof VideoFrame?{width:a.codedWidth,height:a.codedHeight}:{width:a.width,height:a.height},keyColor:s,...t}),n=function(t){let e=t.createTexture();if(null==e)throw Error("Create WebGL texture error");t.bindTexture(t.TEXTURE_2D,e);let r=t.RGBA,s=t.RGBA,n=t.UNSIGNED_BYTE,a=new Uint8Array([0,0,255,255]);return t.texImage2D(t.TEXTURE_2D,0,r,1,1,0,s,n,a),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),e}(r)),o=r,h=n,o.bindTexture(o.TEXTURE_2D,h),o.texImage2D(o.TEXTURE_2D,0,o.RGBA,o.RGBA,o.UNSIGNED_BYTE,a),o.drawArrays(o.TRIANGLES,0,6),null!=globalThis.VideoFrame&&a instanceof globalThis.VideoFrame){let t=new VideoFrame(e,{alpha:"keep",timestamp:a.timestamp,duration:a.duration??void 0});return a.close(),t}return createImageBitmap(e,{imageOrientation:a instanceof ImageBitmap?"flipY":"none"})}},rS=class t{constructor(t,e,r,s,n){ew(this,tX),ew(this,tN,new i0),ey(this,"on",eb(this,tN).on),ew(this,tG,0),ew(this,tY,0),ew(this,tW,0),ew(this,tV,0),ew(this,tH,0),ey(this,"master",null),ey(this,"fixedAspectRatio",!1),this.x=t??0,this.y=e??0,this.w=r??0,this.h=s??0,this.master=n??null}get x(){return eb(this,tG)}set x(t){eS(this,tX,tj).call(this,"x",t)}get y(){return eb(this,tY)}set y(t){eS(this,tX,tj).call(this,"y",t)}get w(){return eb(this,tW)}set w(t){eS(this,tX,tj).call(this,"w",t)}get h(){return eb(this,tV)}set h(t){eS(this,tX,tj).call(this,"h",t)}get angle(){return eb(this,tH)}set angle(t){eS(this,tX,tj).call(this,"angle",t)}get center(){let{x:t,y:e,w:r,h:s}=this;return{x:t+r/2,y:e+s/2}}get ctrls(){let{w:e,h:r}=this,s=t.CTRL_SIZE,n=s/2,a=e/2,o=r/2,h=1.5*s,l=h/2;return{...this.fixedAspectRatio?{}:{t:new t(-n,-o-n,s,s,this),b:new t(-n,o-n,s,s,this),l:new t(-a-n,-n,s,s,this),r:new t(a-n,-n,s,s,this)},lt:new t(-a-n,-o-n,s,s,this),lb:new t(-a-n,o-n,s,s,this),rt:new t(a-n,-o-n,s,s,this),rb:new t(a-n,o-n,s,s,this),rotate:new t(-l,-o-2*s-l,h,h,this)}}clone(){let{x:e,y:r,w:s,h:n,master:a}=this,o=new t(e,r,s,n,a);return o.angle=this.angle,o.fixedAspectRatio=this.fixedAspectRatio,o}checkHit(t,e){let{angle:r,center:s,x:n,y:a,w:o,h:h,master:l}=this,u=(null==l?void 0:l.center)??s,d=(null==l?void 0:l.angle)??r;null==l&&(n-=u.x,a-=u.y);let f=t-u.x,p=e-u.y,c=f,m=p;return 0!==d&&(c=f*Math.cos(d)+p*Math.sin(d),m=p*Math.cos(d)-f*Math.sin(d)),!(cn+o||ma+h)}};tN=new WeakMap,tG=new WeakMap,tY=new WeakMap,tW=new WeakMap,tV=new WeakMap,tH=new WeakMap,tX=new WeakSet,tj=function(t,e){let r=this[t]!==e;switch(t){case"x":ev(this,tG,e);break;case"y":ev(this,tY,e);break;case"w":ev(this,tW,e);break;case"h":ev(this,tV,e);break;case"angle":ev(this,tH,e)}r&&eb(this,tN).emit("propsChange",{[t]:e})},ey(rS,"CTRL_SIZE",16),ey(rS,"CTRL_KEYS",["t","b","l","r","lt","lb","rt","rb","rotate"]);let rE=rS;class rU{constructor(){ey(this,"rect",new rE),ey(this,"time",{offset:0,duration:0}),ey(this,"visible",!0),ew(this,tZ,new i0),ey(this,"on",eb(this,tZ).on),ew(this,t$,0),ey(this,"opacity",1),ey(this,"flip",null),ew(this,tK,null),ew(this,tq,null),ey(this,"ready",Promise.resolve()),this.rect.on("propsChange",t=>{eb(this,tZ).emit("propsChange",{rect:t})})}get zIndex(){return eb(this,t$)}set zIndex(t){let e=eb(this,t$)!==t;ev(this,t$,t),e&&eb(this,tZ).emit("propsChange",{zIndex:t})}_render(t){let{rect:{center:e,angle:r}}=this;t.setTransform("horizontal"===this.flip?-1:1,0,0,"vertical"===this.flip?-1:1,e.x,e.y),t.rotate((null==this.flip?1:-1)*r),t.globalAlpha=this.opacity}setAnimation(t,e){ev(this,tK,Object.entries(t).map(([t,e])=>{let r={from:0,to:100}[t]??Number(t.slice(0,-1));if(isNaN(r)||r>100||r<0)throw Error("keyFrame must between 0~100");return[r/100,e]})),ev(this,tq,Object.assign({},eb(this,tq),{duration:1e6*e.duration,delay:(e.delay??0)*1e6,iterCount:e.iterCount??1/0}))}animate(t){if(null==eb(this,tK)||null==eb(this,tq)||t=r.iterCount)return{};let s=t%r.duration,n=t===r.duration?1:s/r.duration,a=e.findIndex(t=>t[0]>=n);if(-1===a)return{};let o=e[a-1],h=e[a],l=h[1];if(null==o)return l;let u=o[1],d={},f=(n-o[0])/(h[0]-o[0]);for(let t in l)null!=u[t]&&(d[t]=(l[t]-u[t])*f+u[t]);return d}(t,eb(this,tK),eb(this,tq));for(let t in e)switch(t){case"opacity":this.opacity=e[t];break;case"x":case"y":case"w":case"h":case"angle":this.rect[t]=e[t]}}copyStateTo(t){ev(t,tK,eb(this,tK)),ev(t,tq,eb(this,tq)),t.visible=this.visible,t.zIndex=this.zIndex,t.opacity=this.opacity,t.flip=this.flip,t.rect=this.rect.clone(),t.time={...this.time}}destroy(){eb(this,tZ).destroy()}}tZ=new WeakMap,t$=new WeakMap,tK=new WeakMap,tq=new WeakMap;let rx=class t extends rU{constructor(t){super(),ew(this,tQ),ew(this,tJ,null),ew(this,t0,!1),ev(this,tQ,t),this.ready=t.ready.then(({width:t,height:e,duration:r})=>{this.rect.w=0===this.rect.w?t:this.rect.w,this.rect.h=0===this.rect.h?e:this.rect.h,this.time.duration=0===this.time.duration?r:this.time.duration})}async offscreenRender(t,e){var r;this.animate(e),super._render(t);let{w:s,h:n}=this.rect,{video:a,audio:o,state:h}=await eb(this,tQ).tick(e);if("done"===h)return{audio:o??[],done:!0};let l=a??eb(this,tJ);return null!=l&&t.drawImage(l,-s/2,-n/2,s,n),null!=a&&(null==(r=eb(this,tJ))||r.close(),ev(this,tJ,a)),{audio:o??[],done:!1}}async clone(){let e=new t(await eb(this,tQ).clone());return await e.ready,this.copyStateTo(e),e}destroy(){var t;eb(this,t0)||(ev(this,t0,!0),e5.info("OffscreenSprite destroy"),super.destroy(),null==(t=eb(this,tJ))||t.close(),ev(this,tJ,null),eb(this,tQ).destroy())}};tQ=new WeakMap,tJ=new WeakMap,t0=new WeakMap;let rT=rx;class rA extends rU{constructor(t){super(),ew(this,t8),ew(this,t1),ew(this,t2,null),ew(this,t3,[]),ew(this,t6,!1),ew(this,t5,-1),ew(this,t9,!1),ev(this,t1,t),this.ready=t.ready.then(({width:t,height:e,duration:r})=>{this.rect.w=0===this.rect.w?t:this.rect.w,this.rect.h=0===this.rect.h?e:this.rect.h,this.time.duration=0===this.time.duration?r:this.time.duration})}getClip(){return eb(this,t1)}preFrame(t){eS(this,t8,t4).call(this,t)}render(t,e){this.animate(e),super._render(t);let{w:r,h:s}=this.rect;eb(this,t5)!==e&&eS(this,t8,t4).call(this,e),ev(this,t5,e);let n=eb(this,t3);ev(this,t3,[]);let a=eb(this,t2);return null!=a&&t.drawImage(a,-r/2,-s/2,r,s),{audio:n}}destroy(){var t;eb(this,t9)||(ev(this,t9,!0),e5.info("VisibleSprite destroy"),super.destroy(),null==(t=eb(this,t2))||t.close(),ev(this,t2,null),eb(this,t1).destroy())}}t1=new WeakMap,t2=new WeakMap,t3=new WeakMap,t6=new WeakMap,t8=new WeakSet,t4=function(t){eb(this,t6)||(ev(this,t6,!0),eb(this,t1).tick(t).then(({video:t,audio:e})=>{var r;null!=t&&(null==(r=eb(this,t2))||r.close(),ev(this,t2,t??null)),ev(this,t3,e??[])}).finally(()=>{ev(this,t6,!1)}))},t5=new WeakMap,t9=new WeakMap;let rC=0;async function rI(t){t()>50&&(await iv(15),await rI(t))}class rB{constructor(t={}){ew(this,eh),ew(this,t7,e5.create(`id:${rC++},`)),ew(this,et,!1),ew(this,ee,[]),ew(this,ei),ew(this,er),ew(this,es,null),ew(this,en),ew(this,ea),ew(this,eo,new i0),ey(this,"on",eb(this,eo).on);let{width:e=0,height:r=0}=t;ev(this,ei,new OffscreenCanvas(e,r));let s=eb(this,ei).getContext("2d",{alpha:!1});if(null==s)throw Error("Can not create 2d offscreen context");ev(this,er,s),ev(this,en,Object.assign({bgColor:"#000",width:0,height:0,videoCodec:"avc1.42E032",audio:!0,bitrate:5e6,metaDataTags:null},t)),ev(this,ea,e*r>0)}static async isSupported(t={videoCodec:"avc1.42E032"}){return null!=self.OffscreenCanvas&&null!=self.VideoEncoder&&null!=self.VideoDecoder&&null!=self.VideoFrame&&null!=self.AudioEncoder&&null!=self.AudioDecoder&&null!=self.AudioData&&((await self.VideoEncoder.isConfigSupported({codec:t.videoCodec,width:1280,height:720})).supported??!1)&&(await self.AudioEncoder.isConfigSupported({codec:iC.codec,sampleRate:iC.sampleRate,numberOfChannels:iC.channelCount})).supported}async addSprite(t,e={}){eb(this,t7).info("Combinator add sprite",t);let r=await t.clone();eb(this,t7).info("Combinator add sprite ready",t),eb(this,ee).push(Object.assign(r,{main:e.main??!1,expired:!1})),eb(this,ee).sort((t,e)=>t.zIndex-e.zIndex)}output(){if(0===eb(this,ee).length)throw Error("No sprite added");let t=eb(this,ee).find(t=>t.main),e=null!=t?t.time.offset+t.time.duration:Math.max(...eb(this,ee).map(t=>t.time.offset+t.time.duration));if(e===1/0)throw Error("Unable to determine the end time, please specify a main sprite, or limit the duration of ImgClip, AudioCli");-1===e&&eb(this,t7).warn("Unable to determine the end time, process value don't update"),eb(this,t7).info(`start combinate video, maxTime:${e}`);let r=eS(this,eh,el).call(this,e),s=performance.now(),n=eS(this,eh,eu).call(this,r,e,{onProgress:t=>{eb(this,t7).debug("OutputProgress:",t),eb(this,eo).emit("OutputProgress",t)},onEnded:async()=>{await r.flush(),eb(this,t7).info("===== output ended =====, cost:",performance.now()-s),eb(this,eo).emit("OutputProgress",1),this.destroy()},onError:t=>{eb(this,eo).emit("error",t),o(t),this.destroy()}});ev(this,es,()=>{n(),r.close(),o()});let{stream:a,stop:o}=i9(r.mp4file,500,this.destroy);return a}destroy(){var t;eb(this,et)||(ev(this,et,!0),null==(t=eb(this,es))||t.call(this),eb(this,eo).destroy())}}t7=new WeakMap,et=new WeakMap,ee=new WeakMap,ei=new WeakMap,er=new WeakMap,es=new WeakMap,en=new WeakMap,ea=new WeakMap,eo=new WeakMap,eh=new WeakSet,el=function(t){let{width:e,height:r,videoCodec:s,bitrate:n,audio:a,metaDataTags:o}=eb(this,en);return i4({video:eb(this,ea)?{width:e,height:r,expectFPS:30,codec:s,bitrate:n,__unsafe_hardwareAcceleration__:eb(this,en).__unsafe_hardwareAcceleration__}:null,audio:!1===a?null:{codec:"aac",sampleRate:iC.sampleRate,channelCount:iC.channelCount},duration:t,metaDataTags:o})},eu=function(t,e,{onProgress:r,onEnded:s,onError:n}){let a=0,o=!1,h=null;(async()=>{let r=0,{width:n,height:l}=eb(this,ei),d=eb(this,er),f=0;for(;;){if(null!=h)return;if(o||-1!==e&&f>e||0===eb(this,ee).length){u(),await s();return}a=f/e,d.fillStyle=eb(this,en).bgColor,d.fillRect(0,0,n,l);let p=[];for(let t of eb(this,ee)){if(o)break;if(f0&&f>t.time.offset+t.time.duration||r){if(t.main){u(),await s();return}t.destroy(),t.expired=!0}}if(o)return;if(!1!==eb(this,en).audio){if(p.flat().every(t=>0===t.length))t.encodeAudio(function(t,e,r){let s=Math.floor(33e3*r/1e6);return new AudioData({timestamp:t,numberOfChannels:iC.channelCount,numberOfFrames:s,sampleRate:r,format:"f32-planar",data:new Float32Array(2*s)})}(f,0,iC.sampleRate));else{let e=ib(p);t.encodeAudio(new AudioData({timestamp:f,numberOfChannels:iC.channelCount,numberOfFrames:e.length/iC.channelCount,sampleRate:iC.sampleRate,format:"f32-planar",data:e}))}}if(eb(this,ea)){let e=new VideoFrame(eb(this,ei),{duration:33e3,timestamp:f});t.encodeVideo(e,{keyFrame:r%150==0}),d.resetTransform(),d.clearRect(0,0,n,l),r+=1}f+=33e3,await rI(t.getEncodeQueueSize)}})().catch(t=>{h=t,eb(this,t7).error(t),u(),n(t)});let l=setInterval(()=>{r(a)},500),u=()=>{o||(o=!0,clearInterval(l),eb(this,ee).forEach(t=>t.destroy()))};return u}},{"718a311db185ef08":"juSMc","@parcel/transformer-js/src/esmodule-helpers.js":"9pCYc"}],juSMc:[function(t,e,r){var s=t("9c62938f1dccc73c"),n=t("aceacb6a4531a9d2"),a="function"==typeof Symbol&&"function"==typeof Symbol.for?Symbol.for("nodejs.util.inspect.custom"):null;function o(t){if(t>2147483647)throw RangeError('The value "'+t+'" is invalid for option "size"');var e=new Uint8Array(t);return Object.setPrototypeOf(e,h.prototype),e}function h(t,e,r){if("number"==typeof t){if("string"==typeof e)throw TypeError('The "string" argument must be of type string. Received type number');return d(t)}return l(t,e,r)}function l(t,e,r){if("string"==typeof t)return function(t,e){if(("string"!=typeof e||""===e)&&(e="utf8"),!h.isEncoding(e))throw TypeError("Unknown encoding: "+e);var r=0|m(t,e),s=o(r),n=s.write(t,e);return n!==r&&(s=s.slice(0,n)),s}(t,e);if(ArrayBuffer.isView(t))return function(t){if(B(t,Uint8Array)){var e=new Uint8Array(t);return p(e.buffer,e.byteOffset,e.byteLength)}return f(t)}(t);if(null==t)throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof t);if(B(t,ArrayBuffer)||t&&B(t.buffer,ArrayBuffer)||"undefined"!=typeof SharedArrayBuffer&&(B(t,SharedArrayBuffer)||t&&B(t.buffer,SharedArrayBuffer)))return p(t,e,r);if("number"==typeof t)throw TypeError('The "value" argument must not be of type number. Received type number');var s=t.valueOf&&t.valueOf();if(null!=s&&s!==t)return h.from(s,e,r);var n=function(t){if(h.isBuffer(t)){var e,r=0|c(t.length),s=o(r);return 0===s.length||t.copy(s,0,0,r),s}return void 0!==t.length?"number"!=typeof t.length||(e=t.length)!=e?o(0):f(t):"Buffer"===t.type&&Array.isArray(t.data)?f(t.data):void 0}(t);if(n)return n;if("undefined"!=typeof Symbol&&null!=Symbol.toPrimitive&&"function"==typeof t[Symbol.toPrimitive])return h.from(t[Symbol.toPrimitive]("string"),e,r);throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof t)}function u(t){if("number"!=typeof t)throw TypeError('"size" argument must be of type number');if(t<0)throw RangeError('The value "'+t+'" is invalid for option "size"')}function d(t){return u(t),o(t<0?0:0|c(t))}function f(t){for(var e=t.length<0?0:0|c(t.length),r=o(e),s=0;s=2147483647)throw RangeError("Attempt to allocate Buffer larger than maximum size: 0x7fffffff bytes");return 0|t}function m(t,e){if(h.isBuffer(t))return t.length;if(ArrayBuffer.isView(t)||B(t,ArrayBuffer))return t.byteLength;if("string"!=typeof t)throw TypeError('The "string" argument must be one of type string, Buffer, or ArrayBuffer. Received type '+typeof t);var r=t.length,s=arguments.length>2&&!0===arguments[2];if(!s&&0===r)return 0;for(var n=!1;;)switch(e){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":return A(t).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return C(t).length;default:if(n)return s?-1:A(t).length;e=(""+e).toLowerCase(),n=!0}}function g(t,e,r){var n,a,o=!1;if((void 0===e||e<0)&&(e=0),e>this.length||((void 0===r||r>this.length)&&(r=this.length),r<=0||(r>>>=0)<=(e>>>=0)))return"";for(t||(t="utf8");;)switch(t){case"hex":return function(t,e,r){var s=t.length;(!e||e<0)&&(e=0),(!r||r<0||r>s)&&(r=s);for(var n="",a=e;a2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),(a=r=+r)!=a&&(r=n?0:t.length-1),r<0&&(r=t.length+r),r>=t.length){if(n)return -1;r=t.length-1}else if(r<0){if(!n)return -1;r=0}if("string"==typeof e&&(e=h.from(e,s)),h.isBuffer(e))return 0===e.length?-1:b(t,e,r,s,n);if("number"==typeof e)return(e&=255,"function"==typeof Uint8Array.prototype.indexOf)?n?Uint8Array.prototype.indexOf.call(t,e,r):Uint8Array.prototype.lastIndexOf.call(t,e,r):b(t,[e],r,s,n);throw TypeError("val must be string, number or Buffer")}function b(t,e,r,s,n){var a,o=1,h=t.length,l=e.length;if(void 0!==s&&("ucs2"===(s=String(s).toLowerCase())||"ucs-2"===s||"utf16le"===s||"utf-16le"===s)){if(t.length<2||e.length<2)return -1;o=2,h/=2,l/=2,r/=2}function u(t,e){return 1===o?t[e]:t.readUInt16BE(e*o)}if(n){var d=-1;for(a=r;ah&&(r=h-l),a=r;a>=0;a--){for(var f=!0,p=0;p239?4:u>223?3:u>191?2:1;if(n+f<=r)switch(f){case 1:u<128&&(d=u);break;case 2:(192&(a=t[n+1]))==128&&(l=(31&u)<<6|63&a)>127&&(d=l);break;case 3:a=t[n+1],o=t[n+2],(192&a)==128&&(192&o)==128&&(l=(15&u)<<12|(63&a)<<6|63&o)>2047&&(l<55296||l>57343)&&(d=l);break;case 4:a=t[n+1],o=t[n+2],h=t[n+3],(192&a)==128&&(192&o)==128&&(192&h)==128&&(l=(15&u)<<18|(63&a)<<12|(63&o)<<6|63&h)>65535&&l<1114112&&(d=l)}null===d?(d=65533,f=1):d>65535&&(d-=65536,s.push(d>>>10&1023|55296),d=56320|1023&d),s.push(d),n+=f}return function(t){var e=t.length;if(e<=4096)return String.fromCharCode.apply(String,t);for(var r="",s=0;sr)throw RangeError("Trying to access beyond buffer length")}function S(t,e,r,s,n,a){if(!h.isBuffer(t))throw TypeError('"buffer" argument must be a Buffer instance');if(e>n||et.length)throw RangeError("Index out of range")}function E(t,e,r,s,n,a){if(r+s>t.length||r<0)throw RangeError("Index out of range")}function U(t,e,r,s,a){return e=+e,r>>>=0,a||E(t,e,r,4,34028234663852886e22,-34028234663852886e22),n.write(t,e,r,s,23,4),r+4}function x(t,e,r,s,a){return e=+e,r>>>=0,a||E(t,e,r,8,17976931348623157e292,-17976931348623157e292),n.write(t,e,r,s,52,8),r+8}r.Buffer=h,r.SlowBuffer=function(t){return+t!=t&&(t=0),h.alloc(+t)},r.INSPECT_MAX_BYTES=50,r.kMaxLength=2147483647,h.TYPED_ARRAY_SUPPORT=function(){try{var t=new Uint8Array(1),e={foo:function(){return 42}};return Object.setPrototypeOf(e,Uint8Array.prototype),Object.setPrototypeOf(t,e),42===t.foo()}catch(t){return!1}}(),h.TYPED_ARRAY_SUPPORT||"undefined"==typeof console||"function"!=typeof console.error||console.error("This browser lacks typed array (Uint8Array) support which is required by `buffer` v5.x. Use `buffer` v4.x if you require old browser support."),Object.defineProperty(h.prototype,"parent",{enumerable:!0,get:function(){if(h.isBuffer(this))return this.buffer}}),Object.defineProperty(h.prototype,"offset",{enumerable:!0,get:function(){if(h.isBuffer(this))return this.byteOffset}}),h.poolSize=8192,h.from=function(t,e,r){return l(t,e,r)},Object.setPrototypeOf(h.prototype,Uint8Array.prototype),Object.setPrototypeOf(h,Uint8Array),h.alloc=function(t,e,r){return(u(t),t<=0)?o(t):void 0!==e?"string"==typeof r?o(t).fill(e,r):o(t).fill(e):o(t)},h.allocUnsafe=function(t){return d(t)},h.allocUnsafeSlow=function(t){return d(t)},h.isBuffer=function(t){return null!=t&&!0===t._isBuffer&&t!==h.prototype},h.compare=function(t,e){if(B(t,Uint8Array)&&(t=h.from(t,t.offset,t.byteLength)),B(e,Uint8Array)&&(e=h.from(e,e.offset,e.byteLength)),!h.isBuffer(t)||!h.isBuffer(e))throw TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array');if(t===e)return 0;for(var r=t.length,s=e.length,n=0,a=Math.min(r,s);ns.length?h.from(a).copy(s,n):Uint8Array.prototype.set.call(s,a,n);else if(h.isBuffer(a))a.copy(s,n);else throw TypeError('"list" argument must be an Array of Buffers');n+=a.length}return s},h.byteLength=m,h.prototype._isBuffer=!0,h.prototype.swap16=function(){var t=this.length;if(t%2!=0)throw RangeError("Buffer size must be a multiple of 16-bits");for(var e=0;ee&&(t+=" ... "),""},a&&(h.prototype[a]=h.prototype.inspect),h.prototype.compare=function(t,e,r,s,n){if(B(t,Uint8Array)&&(t=h.from(t,t.offset,t.byteLength)),!h.isBuffer(t))throw TypeError('The "target" argument must be one of type Buffer or Uint8Array. Received type '+typeof t);if(void 0===e&&(e=0),void 0===r&&(r=t?t.length:0),void 0===s&&(s=0),void 0===n&&(n=this.length),e<0||r>t.length||s<0||n>this.length)throw RangeError("out of range index");if(s>=n&&e>=r)return 0;if(s>=n)return -1;if(e>=r)return 1;if(e>>>=0,r>>>=0,s>>>=0,n>>>=0,this===t)return 0;for(var a=n-s,o=r-e,l=Math.min(a,o),u=this.slice(s,n),d=t.slice(e,r),f=0;f>>=0,isFinite(r)?(r>>>=0,void 0===s&&(s="utf8")):(s=r,r=void 0);else throw Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");var n,a,o,h,l,u,d,f,p=this.length-e;if((void 0===r||r>p)&&(r=p),t.length>0&&(r<0||e<0)||e>this.length)throw RangeError("Attempt to write outside buffer bounds");s||(s="utf8");for(var c=!1;;)switch(s){case"hex":return function(t,e,r,s){r=Number(r)||0;var n=t.length-r;s?(s=Number(s))>n&&(s=n):s=n;var a=e.length;s>a/2&&(s=a/2);for(var o=0;o>8,n.push(r%256),n.push(s);return n}(t,this.length-d),this,d,f);default:if(c)throw TypeError("Unknown encoding: "+s);s=(""+s).toLowerCase(),c=!0}},h.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}},h.prototype.slice=function(t,e){var r=this.length;t=~~t,e=void 0===e?r:~~e,t<0?(t+=r)<0&&(t=0):t>r&&(t=r),e<0?(e+=r)<0&&(e=0):e>r&&(e=r),e>>=0,e>>>=0,r||v(t,e,this.length);for(var s=this[t],n=1,a=0;++a>>=0,e>>>=0,r||v(t,e,this.length);for(var s=this[t+--e],n=1;e>0&&(n*=256);)s+=this[t+--e]*n;return s},h.prototype.readUint8=h.prototype.readUInt8=function(t,e){return t>>>=0,e||v(t,1,this.length),this[t]},h.prototype.readUint16LE=h.prototype.readUInt16LE=function(t,e){return t>>>=0,e||v(t,2,this.length),this[t]|this[t+1]<<8},h.prototype.readUint16BE=h.prototype.readUInt16BE=function(t,e){return t>>>=0,e||v(t,2,this.length),this[t]<<8|this[t+1]},h.prototype.readUint32LE=h.prototype.readUInt32LE=function(t,e){return t>>>=0,e||v(t,4,this.length),(this[t]|this[t+1]<<8|this[t+2]<<16)+16777216*this[t+3]},h.prototype.readUint32BE=h.prototype.readUInt32BE=function(t,e){return t>>>=0,e||v(t,4,this.length),16777216*this[t]+(this[t+1]<<16|this[t+2]<<8|this[t+3])},h.prototype.readIntLE=function(t,e,r){t>>>=0,e>>>=0,r||v(t,e,this.length);for(var s=this[t],n=1,a=0;++a=(n*=128)&&(s-=Math.pow(2,8*e)),s},h.prototype.readIntBE=function(t,e,r){t>>>=0,e>>>=0,r||v(t,e,this.length);for(var s=e,n=1,a=this[t+--s];s>0&&(n*=256);)a+=this[t+--s]*n;return a>=(n*=128)&&(a-=Math.pow(2,8*e)),a},h.prototype.readInt8=function(t,e){return(t>>>=0,e||v(t,1,this.length),128&this[t])?-((255-this[t]+1)*1):this[t]},h.prototype.readInt16LE=function(t,e){t>>>=0,e||v(t,2,this.length);var r=this[t]|this[t+1]<<8;return 32768&r?4294901760|r:r},h.prototype.readInt16BE=function(t,e){t>>>=0,e||v(t,2,this.length);var r=this[t+1]|this[t]<<8;return 32768&r?4294901760|r:r},h.prototype.readInt32LE=function(t,e){return t>>>=0,e||v(t,4,this.length),this[t]|this[t+1]<<8|this[t+2]<<16|this[t+3]<<24},h.prototype.readInt32BE=function(t,e){return t>>>=0,e||v(t,4,this.length),this[t]<<24|this[t+1]<<16|this[t+2]<<8|this[t+3]},h.prototype.readFloatLE=function(t,e){return t>>>=0,e||v(t,4,this.length),n.read(this,t,!0,23,4)},h.prototype.readFloatBE=function(t,e){return t>>>=0,e||v(t,4,this.length),n.read(this,t,!1,23,4)},h.prototype.readDoubleLE=function(t,e){return t>>>=0,e||v(t,8,this.length),n.read(this,t,!0,52,8)},h.prototype.readDoubleBE=function(t,e){return t>>>=0,e||v(t,8,this.length),n.read(this,t,!1,52,8)},h.prototype.writeUintLE=h.prototype.writeUIntLE=function(t,e,r,s){if(t=+t,e>>>=0,r>>>=0,!s){var n=Math.pow(2,8*r)-1;S(this,t,e,r,n,0)}var a=1,o=0;for(this[e]=255&t;++o>>=0,r>>>=0,!s){var n=Math.pow(2,8*r)-1;S(this,t,e,r,n,0)}var a=r-1,o=1;for(this[e+a]=255&t;--a>=0&&(o*=256);)this[e+a]=t/o&255;return e+r},h.prototype.writeUint8=h.prototype.writeUInt8=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,1,255,0),this[e]=255&t,e+1},h.prototype.writeUint16LE=h.prototype.writeUInt16LE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,2,65535,0),this[e]=255&t,this[e+1]=t>>>8,e+2},h.prototype.writeUint16BE=h.prototype.writeUInt16BE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,2,65535,0),this[e]=t>>>8,this[e+1]=255&t,e+2},h.prototype.writeUint32LE=h.prototype.writeUInt32LE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,4,4294967295,0),this[e+3]=t>>>24,this[e+2]=t>>>16,this[e+1]=t>>>8,this[e]=255&t,e+4},h.prototype.writeUint32BE=h.prototype.writeUInt32BE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,4,4294967295,0),this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t,e+4},h.prototype.writeIntLE=function(t,e,r,s){if(t=+t,e>>>=0,!s){var n=Math.pow(2,8*r-1);S(this,t,e,r,n-1,-n)}var a=0,o=1,h=0;for(this[e]=255&t;++a>0)-h&255;return e+r},h.prototype.writeIntBE=function(t,e,r,s){if(t=+t,e>>>=0,!s){var n=Math.pow(2,8*r-1);S(this,t,e,r,n-1,-n)}var a=r-1,o=1,h=0;for(this[e+a]=255&t;--a>=0&&(o*=256);)t<0&&0===h&&0!==this[e+a+1]&&(h=1),this[e+a]=(t/o>>0)-h&255;return e+r},h.prototype.writeInt8=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,1,127,-128),t<0&&(t=255+t+1),this[e]=255&t,e+1},h.prototype.writeInt16LE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,2,32767,-32768),this[e]=255&t,this[e+1]=t>>>8,e+2},h.prototype.writeInt16BE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,2,32767,-32768),this[e]=t>>>8,this[e+1]=255&t,e+2},h.prototype.writeInt32LE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,4,2147483647,-2147483648),this[e]=255&t,this[e+1]=t>>>8,this[e+2]=t>>>16,this[e+3]=t>>>24,e+4},h.prototype.writeInt32BE=function(t,e,r){return t=+t,e>>>=0,r||S(this,t,e,4,2147483647,-2147483648),t<0&&(t=4294967295+t+1),this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t,e+4},h.prototype.writeFloatLE=function(t,e,r){return U(this,t,e,!0,r)},h.prototype.writeFloatBE=function(t,e,r){return U(this,t,e,!1,r)},h.prototype.writeDoubleLE=function(t,e,r){return x(this,t,e,!0,r)},h.prototype.writeDoubleBE=function(t,e,r){return x(this,t,e,!1,r)},h.prototype.copy=function(t,e,r,s){if(!h.isBuffer(t))throw TypeError("argument should be a Buffer");if(r||(r=0),s||0===s||(s=this.length),e>=t.length&&(e=t.length),e||(e=0),s>0&&s=this.length)throw RangeError("Index out of range");if(s<0)throw RangeError("sourceEnd out of bounds");s>this.length&&(s=this.length),t.length-e>>=0,r=void 0===r?this.length:r>>>0,t||(t=0),"number"==typeof t)for(n=e;n55295&&r<57344){if(!n){if(r>56319||o+1===s){(e-=3)>-1&&a.push(239,191,189);continue}n=r;continue}if(r<56320){(e-=3)>-1&&a.push(239,191,189),n=r;continue}r=(n-55296<<10|r-56320)+65536}else n&&(e-=3)>-1&&a.push(239,191,189);if(n=null,r<128){if((e-=1)<0)break;a.push(r)}else if(r<2048){if((e-=2)<0)break;a.push(r>>6|192,63&r|128)}else if(r<65536){if((e-=3)<0)break;a.push(r>>12|224,r>>6&63|128,63&r|128)}else if(r<1114112){if((e-=4)<0)break;a.push(r>>18|240,r>>12&63|128,r>>6&63|128,63&r|128)}else throw Error("Invalid code point")}return a}function C(t){return s.toByteArray(function(t){if((t=(t=t.split("=")[0]).trim().replace(T,"")).length<2)return"";for(;t.length%4!=0;)t+="=";return t}(t))}function I(t,e,r,s){for(var n=0;n=e.length)&&!(n>=t.length);++n)e[n+r]=t[n];return n}function B(t,e){return t instanceof e||null!=t&&null!=t.constructor&&null!=t.constructor.name&&t.constructor.name===e.name}var k=function(){for(var t="0123456789abcdef",e=Array(256),r=0;r<16;++r)for(var s=16*r,n=0;n<16;++n)e[s+n]=t[r]+t[n];return e}()},{"9c62938f1dccc73c":"iaOvk",aceacb6a4531a9d2:"9RC4J"}],iaOvk:[function(t,e,r){r.byteLength=function(t){var e=u(t),r=e[0],s=e[1];return(r+s)*3/4-s},r.toByteArray=function(t){var e,r,s=u(t),o=s[0],h=s[1],l=new a((o+h)*3/4-h),d=0,f=h>0?o-4:o;for(r=0;r>16&255,l[d++]=e>>8&255,l[d++]=255&e;return 2===h&&(e=n[t.charCodeAt(r)]<<2|n[t.charCodeAt(r+1)]>>4,l[d++]=255&e),1===h&&(e=n[t.charCodeAt(r)]<<10|n[t.charCodeAt(r+1)]<<4|n[t.charCodeAt(r+2)]>>2,l[d++]=e>>8&255,l[d++]=255&e),l},r.fromByteArray=function(t){for(var e,r=t.length,n=r%3,a=[],o=0,h=r-n;o>18&63]+s[n>>12&63]+s[n>>6&63]+s[63&n]);return a.join("")}(t,o,o+16383>h?h:o+16383));return 1===n?a.push(s[(e=t[r-1])>>2]+s[e<<4&63]+"=="):2===n&&a.push(s[(e=(t[r-2]<<8)+t[r-1])>>10]+s[e>>4&63]+s[e<<2&63]+"="),a.join("")};for(var s=[],n=[],a="undefined"!=typeof Uint8Array?Uint8Array:Array,o="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",h=0,l=o.length;h0)throw Error("Invalid string. Length must be a multiple of 4");var r=t.indexOf("=");-1===r&&(r=e);var s=r===e?0:4-r%4;return[r,s]}n["-".charCodeAt(0)]=62,n["_".charCodeAt(0)]=63},{}],"9RC4J":[function(t,e,r){/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh*/r.read=function(t,e,r,s,n){var a,o,h=8*n-s-1,l=(1<>1,d=-7,f=r?n-1:0,p=r?-1:1,c=t[e+f];for(f+=p,a=c&(1<<-d)-1,c>>=-d,d+=h;d>0;a=256*a+t[e+f],f+=p,d-=8);for(o=a&(1<<-d)-1,a>>=-d,d+=s;d>0;o=256*o+t[e+f],f+=p,d-=8);if(0===a)a=1-u;else{if(a===l)return o?NaN:1/0*(c?-1:1);o+=Math.pow(2,s),a-=u}return(c?-1:1)*o*Math.pow(2,a-s)},r.write=function(t,e,r,s,n,a){var o,h,l,u=8*a-n-1,d=(1<>1,p=23===n?5960464477539062e-23:0,c=s?0:a-1,m=s?1:-1,g=e<0||0===e&&1/e<0?1:0;for(isNaN(e=Math.abs(e))||e===1/0?(h=isNaN(e)?1:0,o=d):(o=Math.floor(Math.log(e)/Math.LN2),e*(l=Math.pow(2,-o))<1&&(o--,l*=2),o+f>=1?e+=p/l:e+=p*Math.pow(2,1-f),e*l>=2&&(o++,l/=2),o+f>=d?(h=0,o=d):o+f>=1?(h=(e*l-1)*Math.pow(2,n),o+=f):(h=e*Math.pow(2,f-1)*Math.pow(2,n),o=0));n>=8;t[r+c]=255&h,c+=m,h/=256,n-=8);for(o=o<0;t[r+c]=255&o,c+=m,o/=256,u-=8);t[r+c-m]|=128*g}},{}],"9pCYc":[function(t,e,r){r.interopDefault=function(t){return t&&t.__esModule?t:{default:t}},r.defineInteropFlag=function(t){Object.defineProperty(t,"__esModule",{value:!0})},r.exportAll=function(t,e){return Object.keys(t).forEach(function(r){"default"===r||"__esModule"===r||Object.prototype.hasOwnProperty.call(e,r)||Object.defineProperty(e,r,{enumerable:!0,get:function(){return t[r]}})}),e},r.export=function(t,e,r){Object.defineProperty(t,e,{enumerable:!0,get:r})}},{}]},["jc2x7"],"jc2x7","parcelRequire4dc0");
\ No newline at end of file
diff --git a/docs/compiled/artplayer-proxy-webav.legacy.js b/docs/compiled/artplayer-proxy-webav.legacy.js
new file mode 100644
index 000000000..13e7225d1
--- /dev/null
+++ b/docs/compiled/artplayer-proxy-webav.legacy.js
@@ -0,0 +1,8 @@
+
+/*!
+ * artplayer-proxy-webav.js v1.0.0
+ * Github: https://github.com/zhw2590582/ArtPlayer
+ * (c) 2017-2024 Harvey Zack
+ * Released under the MIT License.
+ */
+!function(t,e,r,n,s){var a="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:{},o="function"==typeof a[n]&&a[n],u=o.cache||{},l="undefined"!=typeof module&&"function"==typeof module.require&&module.require.bind(module);function c(e,r){if(!u[e]){if(!t[e]){var s="function"==typeof a[n]&&a[n];if(!r&&s)return s(e,!0);if(o)return o(e,!0);if(l&&"string"==typeof e)return l(e);var h=Error("Cannot find module '"+e+"'");throw h.code="MODULE_NOT_FOUND",h}d.resolve=function(r){var n=t[e][1][r];return null!=n?n:r},d.cache={};var f=u[e]=new c.Module(e);t[e][0].call(f.exports,d,f,f.exports,this)}return u[e].exports;function d(t){var e=d.resolve(t);return!1===e?{}:c(e)}}c.isParcelRequire=!0,c.Module=function(t){this.id=t,this.bundle=c,this.exports={}},c.modules=t,c.cache=u,c.parent=o,c.register=function(e,r){t[e]=[function(t,e){e.exports=r},{}]},Object.defineProperty(c,"root",{get:function(){return a[n]}}),a[n]=c;for(var h=0;hs?u=(a-o*s)/2:l=(o-a/s)/2,Object.assign(h.style,{padding:"".concat(l,"px ").concat(u,"px")})}}function U(){return(U=(0,s._)(function(){var e,r,s;return(0,a._)(this,function(a){switch(a.label){case 0:return[4,(0,o.Combinator).isSupported()];case 1:if(!a.sent())throw t.notice.show="WebAV is not supported",Error("WebAV is not supported");v(),Object.assign(g,{playing:!1,duration:0,videoWidth:0,videoHeight:0,currentTime:0,playbackRate:1,paused:!0,ended:!1,readyState:0,buffered:0,muted:n.muted,volume:n.volume,autoplay:n.autoplay}),d&&(d.destroy(),t.emit("video:abort",{type:"abort"}),t.emit("video:emptied",{type:"emptied"})),a.label=2;case 2:return a.trys.push([2,5,,6]),[4,Promise.resolve()];case 3:return a.sent(),t.emit("video:loadstart",{type:"loadstart"}),[4,fetch(n.url)];case 4:if(!(e=a.sent()).body)throw Error("No response body");return d=new o.MP4Clip(e.body),[3,6];case 5:throw r=a.sent(),t.emit("video:error",r),r;case 6:return[4,d.ready];case 7:return Object.assign(g,{readyState:4,duration:Math.round((s=a.sent()).duration/1e6),videoWidth:s.width,videoHeight:s.height}),h.width=g.videoWidth,h.height=g.videoHeight,[4,S(.1)];case 8:return a.sent(),E(),t.emit("video:loadedmetadata",{type:"loadedmetadata"}),t.emit("video:durationchange",{type:"durationchange"}),t.emit("video:loadeddata",{type:"loadeddata"}),t.emit("video:canplay",{type:"canplay"}),t.emit("video:canplaythrough",{type:"canplaythrough"}),[2]}})})).apply(this,arguments)}return c(h,"textTracks",{get:function(){return[]}}),c(h,"duration",{get:function(){return g.duration}}),c(h,"videoWidth",{get:function(){return g.videoWidth}}),c(h,"videoHeight",{get:function(){return g.videoHeight}}),c(h,"volume",{get:function(){return g.volume},set:function(e){g.volume=Math.max(0,Math.min(1,e)),b(),t.emit("video:volumechange",{type:"volumechange"})}}),c(h,"currentTime",{get:function(){return g.currentTime},set:function(e){var r=Math.max(0,Math.min(e,g.duration)),n=performance.now();n-y>16&&(y=n,_=r,g.currentTime=r,g.playing||S(r),t.emit("video:timeupdate",{type:"timeupdate"}))}}),c(h,"autoplay",{get:function(){return g.autoplay},set:function(t){g.autoplay=t,t&&g.readyState>=4&&h.play()}}),c(h,"src",{get:function(){return n.url},set:function(t){n.url=t,(function(){return U.apply(this,arguments)})().then(function(){n.autoplay&&h.play()})}}),c(h,"playbackRate",{get:function(){return g.playbackRate},set:function(r){g.playbackRate=Math.max(.25,Math.min(2,r)),p&&p.playbackRate.setValueAtTime(g.playbackRate,e.currentTime),t.emit("video:ratechange",{type:"ratechange"})}}),c(h,"playing",{get:function(){return g.playing}}),c(h,"paused",{get:function(){return g.paused}}),c(h,"ended",{get:function(){return g.ended}}),c(h,"readyState",{get:function(){return g.readyState}}),c(h,"muted",{get:function(){return g.muted},set:function(e){g.muted=e,b(),t.emit("video:volumechange",{type:"volumechange"})}}),c(h,"buffered",{get:function(){return{start:function(){return 0},end:function(){return g.buffered},length:1}}}),c(h,"play",{value:/*#__PURE__*/(0,s._)(function(){return(0,a._)(this,function(e){switch(e.label){case 0:return[4,function(){return w.apply(this,arguments)}()];case 1:return e.sent(),t.emit("video:play",{type:"play"}),t.emit("video:playing",{type:"playing"}),[2]}})})}),c(h,"pause",{value:function(){v(),g.playing=!1,g.paused=!0,t.emit("video:pause",{type:"pause"})}}),t.on("destroy",function(){v(),d&&d.destroy()}),t.on("resize",E),h}}"undefined"!=typeof window&&(window.artplayerProxyWebAV=u)},{"@swc/helpers/_/_async_to_generator":"eONSn","@swc/helpers/_/_ts_generator":"6Xyd0","@webav/av-cliper":"4iON5","@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],eONSn:[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t,e,r,n,s,a,o){try{var u=t[a](o),l=u.value}catch(t){r(t);return}u.done?e(l):Promise.resolve(l).then(n,s)}function a(t){return function(){var e=this,r=arguments;return new Promise(function(n,a){var o=t.apply(e,r);function u(t){s(o,n,a,u,l,"next",t)}function l(t){s(o,n,a,u,l,"throw",t)}u(void 0)})}}n.defineInteropFlag(r),n.export(r,"_",function(){return a})},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],iWrD0:[function(t,e,r){r.interopDefault=function(t){return t&&t.__esModule?t:{default:t}},r.defineInteropFlag=function(t){Object.defineProperty(t,"__esModule",{value:!0})},r.exportAll=function(t,e){return Object.keys(t).forEach(function(r){"default"===r||"__esModule"===r||Object.prototype.hasOwnProperty.call(e,r)||Object.defineProperty(e,r,{enumerable:!0,get:function(){return t[r]}})}),e},r.export=function(t,e,r){Object.defineProperty(t,e,{enumerable:!0,get:r})}},{}],"6Xyd0":[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");n.defineInteropFlag(r),n.export(r,"_",function(){return s.__generator});var s=t("tslib")},{tslib:"c0d7h","@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],c0d7h:[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");n.defineInteropFlag(r),n.export(r,"__extends",function(){return o}),n.export(r,"__assign",function(){return u}),n.export(r,"__rest",function(){return l}),n.export(r,"__decorate",function(){return c}),n.export(r,"__param",function(){return h}),n.export(r,"__esDecorate",function(){return f}),n.export(r,"__runInitializers",function(){return d}),n.export(r,"__propKey",function(){return p}),n.export(r,"__setFunctionName",function(){return m}),n.export(r,"__metadata",function(){return _}),n.export(r,"__awaiter",function(){return y}),n.export(r,"__generator",function(){return g}),n.export(r,"__createBinding",function(){return v}),n.export(r,"__exportStar",function(){return b}),n.export(r,"__values",function(){return w}),n.export(r,"__read",function(){return S}),n.export(r,"__spread",function(){return x}),n.export(r,"__spreadArrays",function(){return E}),n.export(r,"__spreadArray",function(){return U}),n.export(r,"__await",function(){return T}),n.export(r,"__asyncGenerator",function(){return A}),n.export(r,"__asyncDelegator",function(){return I}),n.export(r,"__asyncValues",function(){return k}),n.export(r,"__makeTemplateObject",function(){return C}),n.export(r,"__importStar",function(){return P}),n.export(r,"__importDefault",function(){return R}),n.export(r,"__classPrivateFieldGet",function(){return F}),n.export(r,"__classPrivateFieldSet",function(){return D}),n.export(r,"__classPrivateFieldIn",function(){return z}),n.export(r,"__addDisposableResource",function(){return L}),n.export(r,"__disposeResources",function(){return M});var s=t("@swc/helpers/_/_type_of"),a=function(t,e){return(a=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])})(t,e)};function o(t,e){if("function"!=typeof e&&null!==e)throw TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}a(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}var u=function(){return(u=Object.assign||function(t){for(var e,r=1,n=arguments.length;re.indexOf(n)&&(r[n]=t[n]);if(null!=t&&"function"==typeof Object.getOwnPropertySymbols)for(var s=0,n=Object.getOwnPropertySymbols(t);se.indexOf(n[s])&&Object.prototype.propertyIsEnumerable.call(t,n[s])&&(r[n[s]]=t[n[s]]);return r}function c(t,e,r,n){var s,a=arguments.length,o=a<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,r):n;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(t,e,r,n);else for(var u=t.length-1;u>=0;u--)(s=t[u])&&(o=(a<3?s(o):a>3?s(e,r,o):s(e,r))||o);return a>3&&o&&Object.defineProperty(e,r,o),o}function h(t,e){return function(r,n){e(r,n,t)}}function f(t,e,r,n,s,a){function o(t){if(void 0!==t&&"function"!=typeof t)throw TypeError("Function expected");return t}for(var u,l=n.kind,c="getter"===l?"get":"setter"===l?"set":"value",h=!e&&t?n.static?t:t.prototype:null,f=e||(h?Object.getOwnPropertyDescriptor(h,n.name):{}),d=!1,p=r.length-1;p>=0;p--){var m={};for(var _ in n)m[_]="access"===_?{}:n[_];for(var _ in n.access)m.access[_]=n.access[_];m.addInitializer=function(t){if(d)throw TypeError("Cannot add initializers after decoration has completed");a.push(o(t||null))};var y=(0,r[p])("accessor"===l?{get:f.get,set:f.set}:f[c],m);if("accessor"===l){if(void 0===y)continue;if(null===y||"object"!=typeof y)throw TypeError("Object expected");(u=o(y.get))&&(f.get=u),(u=o(y.set))&&(f.set=u),(u=o(y.init))&&s.unshift(u)}else(u=o(y))&&("field"===l?s.unshift(u):f[c]=u)}h&&Object.defineProperty(h,n.name,f),d=!0}function d(t,e,r){for(var n=arguments.length>2,s=0;s0&&s[s.length-1])&&(6===u[0]||2===u[0])){o=0;continue}if(3===u[0]&&(!s||u[1]>s[0]&&u[1]=t.length&&(t=void 0),{value:t&&t[n++],done:!t}}};throw TypeError(e?"Object is not iterable.":"Symbol.iterator is not defined.")}function S(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,s,a=r.call(t),o=[];try{for(;(void 0===e||e-- >0)&&!(n=a.next()).done;)o.push(n.value)}catch(t){s={error:t}}finally{try{n&&!n.done&&(r=a.return)&&r.call(a)}finally{if(s)throw s.error}}return o}function x(){for(var t=[],e=0;e1||u(t,e)})},e&&(n[t]=e(n[t])))}function u(t,e){try{var r;(r=s[t](e)).value instanceof T?Promise.resolve(r.value.v).then(l,c):h(a[0][2],r)}catch(t){h(a[0][3],t)}}function l(t){u("next",t)}function c(t){u("throw",t)}function h(t,e){t(e),a.shift(),a.length&&u(a[0][0],a[0][1])}}function I(t){var e,r;return e={},n("next"),n("throw",function(t){throw t}),n("return"),e[Symbol.iterator]=function(){return this},e;function n(n,s){e[n]=t[n]?function(e){return(r=!r)?{value:T(t[n](e)),done:!1}:s?s(e):e}:s}}function k(t){if(!Symbol.asyncIterator)throw TypeError("Symbol.asyncIterator is not defined.");var e,r=t[Symbol.asyncIterator];return r?r.call(t):(t=w(t),e={},n("next"),n("throw"),n("return"),e[Symbol.asyncIterator]=function(){return this},e);function n(r){e[r]=t[r]&&function(e){return new Promise(function(n,s){!function(t,e,r,n){Promise.resolve(n).then(function(e){t({value:e,done:r})},e)}(n,s,(e=t[r](e)).done,e.value)})}}}function C(t,e){return Object.defineProperty?Object.defineProperty(t,"raw",{value:e}):t.raw=e,t}var B=Object.create?function(t,e){Object.defineProperty(t,"default",{enumerable:!0,value:e})}:function(t,e){t.default=e};function P(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)"default"!==r&&Object.prototype.hasOwnProperty.call(t,r)&&v(e,t,r);return B(e,t),e}function R(t){return t&&t.__esModule?t:{default:t}}function F(t,e,r,n){if("a"===r&&!n)throw TypeError("Private accessor was defined without a getter");if("function"==typeof e?t!==e||!n:!e.has(t))throw TypeError("Cannot read private member from an object whose class did not declare it");return"m"===r?n:"a"===r?n.call(t):n?n.value:e.get(t)}function D(t,e,r,n,s){if("m"===n)throw TypeError("Private method is not writable");if("a"===n&&!s)throw TypeError("Private accessor was defined without a setter");if("function"==typeof e?t!==e||!s:!e.has(t))throw TypeError("Cannot write private member to an object whose class did not declare it");return"a"===n?s.call(t,r):s?s.value=r:e.set(t,r),r}function z(t,e){if(null===e||"object"!=typeof e&&"function"!=typeof e)throw TypeError("Cannot use 'in' operator on non-object");return"function"==typeof t?e===t:t.has(e)}function L(t,e,r){if(null!=e){var n,s;if("object"!=typeof e&&"function"!=typeof e)throw TypeError("Object expected.");if(r){if(!Symbol.asyncDispose)throw TypeError("Symbol.asyncDispose is not defined.");n=e[Symbol.asyncDispose]}if(void 0===n){if(!Symbol.dispose)throw TypeError("Symbol.dispose is not defined.");n=e[Symbol.dispose],r&&(s=n)}if("function"!=typeof n)throw TypeError("Object not disposable.");s&&(n=function(){try{s.call(this)}catch(t){return Promise.reject(t)}}),t.stack.push({value:e,dispose:n,async:r})}else r&&t.stack.push({async:!0});return e}var O="function"==typeof SuppressedError?SuppressedError:function(t,e,r){var n=Error(r);return n.name="SuppressedError",n.error=t,n.suppressed=e,n};function M(t){function e(e){t.error=t.hasError?new O(e,t.error,"An error was suppressed during disposal."):e,t.hasError=!0}return function r(){for(;t.stack.length;){var n=t.stack.pop();try{var s=n.dispose&&n.dispose.call(n.value);if(n.async)return Promise.resolve(s).then(r,function(t){return e(t),r()})}catch(t){e(t)}}if(t.hasError)throw t.error}()}r.default={__extends:o,__assign:u,__rest:l,__decorate:c,__param:h,__metadata:_,__awaiter:y,__generator:g,__createBinding:v,__exportStar:b,__values:w,__read:S,__spread:x,__spreadArrays:E,__spreadArray:U,__await:T,__asyncGenerator:A,__asyncDelegator:I,__asyncValues:k,__makeTemplateObject:C,__importStar:P,__importDefault:R,__classPrivateFieldGet:F,__classPrivateFieldSet:D,__classPrivateFieldIn:z,__addDisposableResource:L,__disposeResources:M}},{"@swc/helpers/_/_type_of":"felZi","@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],felZi:[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t){return t&&"undefined"!=typeof Symbol&&t.constructor===Symbol?"symbol":typeof t}n.defineInteropFlag(r),n.export(r,"_",function(){return s})},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],"4iON5":[function(t,e,r){var n,s,a,o,u,l,c,h,f,d,p,m,_,y,g,v,b,w,S,x,E,U,T,A,I,k,C,B,P,R,F,D,z,L,O,M,N,j,G,Y,W,V,H,X,Z,K,q,Q,J,$,tt,te,tr,ti,tn,ts,ta,to,tu,tl,tc,th,tf,td,tp,tm,t_,ty,tg,tv,tb,tw,tS,tx,tE,tU,tT,tA,tI,tk,tC,tB,tP,tR,tF,tD,tz,tL,tO,tM,tN,tj,tG,tY,tW,tV,tH,tX,tZ,tK,tq,tQ,tJ,t$,t0,t1,t2,t3,t4,t6,t8,t5,t9,t7,et,ee,er,ei,en,es,ea,eo,eu,el,ec,eh,ef,ed,ep=t("@parcel/transformer-js/src/esmodule-helpers.js");ep.defineInteropFlag(r),ep.export(r,"AudioClip",function(){return ih}),ep.export(r,"Combinator",function(){return i9}),ep.export(r,"DEFAULT_AUDIO_CONF",function(){return r$}),ep.export(r,"EmbedSubtitlesClip",function(){return iv}),ep.export(r,"EventTool",function(){return iw}),ep.export(r,"ImgClip",function(){return il}),ep.export(r,"Log",function(){return rw}),ep.export(r,"MP4Clip",function(){return r8}),ep.export(r,"MediaStreamClip",function(){return iy}),ep.export(r,"OffscreenSprite",function(){return i3}),ep.export(r,"Rect",function(){return i0}),ep.export(r,"VisibleSprite",function(){return i4}),ep.export(r,"adjustAudioDataVolume",function(){return rN}),ep.export(r,"audioResample",function(){return rW}),ep.export(r,"autoReadStream",function(){return rZ}),ep.export(r,"concatAudioClip",function(){return id}),ep.export(r,"concatFloat32Array",function(){return rz}),ep.export(r,"concatPCMFragments",function(){return rL}),ep.export(r,"createChromakey",function(){return iJ}),ep.export(r,"createEl",function(){return eY}),ep.export(r,"createHLSLoader",function(){return iX}),ep.export(r,"decodeImg",function(){return rj}),ep.export(r,"extractPCM4AudioBuffer",function(){return rM}),ep.export(r,"extractPCM4AudioData",function(){return rO}),ep.export(r,"fastConcatMP4",function(){return iB}),ep.export(r,"file2stream",function(){return ik}),ep.export(r,"fixFMP4Duration",function(){return iF}),ep.export(r,"mixinMP4AndAudio",function(){return iz}),ep.export(r,"mixinPCM",function(){return rY}),ep.export(r,"recodemux",function(){return iA}),ep.export(r,"renderTxt2Img",function(){return eW}),ep.export(r,"renderTxt2ImgBitmap",function(){return eV}),ep.export(r,"ringSliceFloat32Array",function(){return rX}),ep.export(r,"workerTimer",function(){return rA});var em=t("@swc/helpers/_/_assert_this_initialized"),e_=t("@swc/helpers/_/_async_iterator"),ey=t("@swc/helpers/_/_async_to_generator"),eg=t("@swc/helpers/_/_class_call_check"),ev=t("@swc/helpers/_/_create_class"),eb=t("@swc/helpers/_/_define_property"),ew=t("@swc/helpers/_/_get"),eS=t("@swc/helpers/_/_get_prototype_of"),ex=t("@swc/helpers/_/_inherits"),eE=t("@swc/helpers/_/_object_spread"),eU=t("@swc/helpers/_/_object_spread_props"),eT=t("@swc/helpers/_/_possible_constructor_return"),eA=t("@swc/helpers/_/_sliced_to_array"),eI=t("@swc/helpers/_/_to_consumable_array"),ek=t("@swc/helpers/_/_type_of"),eC=t("@swc/helpers/_/_create_super"),eB=t("@swc/helpers/_/_ts_generator"),eP=t("@swc/helpers/_/_ts_values"),eR=arguments[3],eF=t("718a311db185ef08").Buffer,eD=Object.defineProperty,ez=function(t){throw TypeError(t)},eL=function(t,e,r){var n;return(n=(void 0===e?"undefined":(0,ek._)(e))!="symbol"?e+"":e)in t?eD(t,n,{enumerable:!0,configurable:!0,writable:!0,value:r}):t[n]=r},eO=function(t,e,r){return e.has(t)||ez("Cannot "+r)},eM=function(t,e,r){return eO(t,e,"read from private field"),r?r.call(t):e.get(t)},eN=function(t,e,r){return e.has(t)?ez("Cannot add the same private member more than once"):e instanceof WeakSet?e.add(t):e.set(t,r)},ej=function(t,e,r,n){return eO(t,e,"write to private field"),n?n.call(t,r):e.set(t,r),r},eG=function(t,e,r){return eO(t,e,"access private method"),r};function eY(t){return document.createElement(t)}function eW(t,e){var r=eY("pre");r.style.cssText="margin: 0; ".concat(e,"; visibility: hidden; position: fixed;"),r.textContent=t,document.body.appendChild(r);var n=r.getBoundingClientRect(),s=n.width,a=n.height;r.remove(),r.style.visibility="visible";var o=new Image;o.width=s,o.height=a;var u='\n\n ").replace(/\t/g,"").replace(/#/g,"%23");return o.src="data:image/svg+xml;charset=utf-8,".concat(u),o}function eV(t,e){return eH.apply(this,arguments)}function eH(){return(eH=(0,ey._)(function(t,e){var r,n,s;return(0,eB._)(this,function(a){switch(a.label){case 0:return r=eW(t,e),[4,new Promise(function(t){r.onload=t})];case 1:return a.sent(),null==(s=(n=new OffscreenCanvas(r.width,r.height)).getContext("2d"))||s.drawImage(r,0,0,r.width,r.height),[4,createImageBitmap(n)];case 2:return[2,a.sent()]}})})).apply(this,arguments)}var eX=function(t){throw TypeError(t)},eZ=function(t,e,r){return e.has(t)||eX("Cannot "+r)},eK=function(t,e,r){return eZ(t,e,"read from private field"),r?r.call(t):e.get(t)},eq=function(t,e,r){return e.has(t)?eX("Cannot add the same private member more than once"):e instanceof WeakSet?e.add(t):e.set(t,r)},eQ=function(t,e,r,n){return eZ(t,e,"write to private field"),e.set(t,r),r},eJ="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",e$=("undefined"==typeof self?"undefined":(0,ek._)(self))<"u"&&self.Blob&&new Blob([Uint8Array.from(atob(eJ),function(t){return t.charCodeAt(0)})],{type:"text/javascript;charset=utf-8"});function e0(t){var e;try{if(!(e=e$&&(self.URL||self.webkitURL).createObjectURL(e$)))throw"";var r=new Worker(e,{name:null==t?void 0:t.name});return r.addEventListener("error",function(){(self.URL||self.webkitURL).revokeObjectURL(e)}),r}catch(e){return new Worker("data:text/javascript;base64,"+eJ,{name:null==t?void 0:t.name})}finally{e&&(self.URL||self.webkitURL).revokeObjectURL(e)}}function e1(){return(e1=(0,ey._)(function(t,e,r){var n;return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,(n=function(){if(e2.length<3){var t,e,r,n,s=(e=new e0,r=0,n={},e.onmessage=function(t){var e,r,s=t.data;"callback"===s.evtType?null==(e=n[s.cbId])||e.resolve(s.returnVal):"throwError"===s.evtType&&(null==(r=n[s.cbId])||r.reject(Error(s.errMsg))),delete n[s.cbId]},t=(0,ey._)(function(t,s){var a,o,u=arguments;return(0,eB._)(this,function(l){return a=u.length>2&&void 0!==u[2]?u[2]:[],r+=1,o=new Promise(function(t,e){n[r]={resolve:t,reject:e}}),[2,(e.postMessage({cbId:r,evtType:t,args:s},a),o)]})}),function(e,r){return t.apply(this,arguments)});return e2.push(s),s}var a=e2[e3];return e3=(e3+1)%e2.length,a}())("register",{fileId:t,filePath:e,mode:r})];case 1:var a,o,u;return[2,(s.sent(),{read:(a=(0,ey._)(function(e,r){return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,n("read",{fileId:t,offset:e,size:r})];case 1:return[2,s.sent()]}})}),function(t,e){return a.apply(this,arguments)}),write:(o=(0,ey._)(function(e,r){return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,n("write",{fileId:t,data:e,opts:r},[ArrayBuffer.isView(e)?e.buffer:e])];case 1:return[2,s.sent()]}})}),function(t,e){return o.apply(this,arguments)}),close:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,n("close",{fileId:t})];case 1:return[2,e.sent()]}})}),truncate:(u=(0,ey._)(function(e){return(0,eB._)(this,function(r){switch(r.label){case 0:return[4,n("truncate",{fileId:t,newSize:e})];case 1:return[2,r.sent()]}})}),function(t){return u.apply(this,arguments)}),getSize:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,n("getSize",{fileId:t})];case 1:return[2,e.sent()]}})}),flush:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,n("flush",{fileId:t})];case 1:return[2,e.sent()]}})})})]}})})).apply(this,arguments)}var e2=[],e3=0;function e4(t){if("/"===t)return{parent:null,name:""};var e=t.split("/").filter(function(t){return t.length>0});if(0===e.length)throw Error("Invalid path");return{name:e[e.length-1],parent:"/"+e.slice(0,-1).join("/")}}function e6(t,e){return e8.apply(this,arguments)}function e8(){return(e8=(0,ey._)(function(t,e){var r,n,s,a,o,u,l,c,h,f,d,p,m,_;return(0,eB._)(this,function(y){switch(y.label){case 0:if(n=(r=e4(t)).parent,s=r.name,null!=n)return[3,2];return[4,navigator.storage.getDirectory()];case 1:return[2,y.sent()];case 2:a=n.split("/").filter(function(t){return t.length>0}),y.label=3;case 3:return y.trys.push([3,17,,18]),[4,navigator.storage.getDirectory()];case 4:o=y.sent(),u=!0,l=!1,c=void 0,y.label=5;case 5:y.trys.push([5,10,11,12]),h=a[Symbol.iterator](),y.label=6;case 6:if(u=(f=h.next()).done)return[3,9];return d=f.value,[4,o.getDirectoryHandle(d,{create:e.create})];case 7:o=y.sent(),y.label=8;case 8:return u=!0,[3,6];case 9:return[3,12];case 10:return p=y.sent(),l=!0,c=p,[3,12];case 11:try{u||null==h.return||h.return()}finally{if(l)throw c}return[7];case 12:if(!e.isFile)return[3,14];return[4,o.getFileHandle(s,{create:e.create})];case 13:return m=y.sent(),[3,16];case 14:return[4,o.getDirectoryHandle(s,{create:e.create})];case 15:m=y.sent(),y.label=16;case 16:return[2,m];case 17:if("NotFoundError"===(_=y.sent()).name)return[2,null];throw _;case 18:return[2]}})})).apply(this,arguments)}function e5(t){return e9.apply(this,arguments)}function e9(){return(e9=(0,ey._)(function(t){var e,r,n,s,a,o,u,l,c,h,f,d;return(0,eB._)(this,function(p){switch(p.label){case 0:if(r=(e=e4(t)).parent,n=e.name,null!=r)return[3,15];return[4,navigator.storage.getDirectory()];case 1:s=p.sent(),a=!1,o=!1,p.label=2;case 2:p.trys.push([2,8,9,14]),l=(0,e_._)(s.keys()),p.label=3;case 3:return[4,l.next()];case 4:if(!(a=!(c=p.sent()).done))return[3,7];return h=c.value,[4,s.removeEntry(h,{recursive:!0})];case 5:p.sent(),p.label=6;case 6:return a=!1,[3,3];case 7:return[3,14];case 8:return f=p.sent(),o=!0,u=f,[3,14];case 9:if(p.trys.push([9,,12,13]),!(a&&null!=l.return))return[3,11];return[4,l.return()];case 10:p.sent(),p.label=11;case 11:return[3,13];case 12:if(o)throw u;return[7];case 13:return[7];case 14:return[2];case 15:return[4,e6(r,{create:!1,isFile:!1})];case 16:if(!(null!=(d=p.sent())))return[3,18];return[4,d.removeEntry(n,{recursive:!0})];case 17:p.sent(),p.label=18;case 18:return[2]}})})).apply(this,arguments)}function e7(t,e){return"".concat(t,"/").concat(e).replace("//","/")}function rt(t){return new re(t)}var re=/*#__PURE__*/function(){function t(e){(0,eg._)(this,t),eq(this,v),eq(this,b),eq(this,w),eQ(this,v,e);var r=e4(e),n=r.parent,s=r.name;eQ(this,b,s),eQ(this,w,n)}return(0,ev._)(t,[{key:"kind",get:function(){return"dir"}},{key:"name",get:function(){return eK(this,b)}},{key:"path",get:function(){return eK(this,v)}},{key:"parent",get:function(){return null==eK(this,w)?null:rt(eK(this,w))}},{key:"create",value:function(){var t=this;return(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,e6(eK(t,v),{create:!0,isFile:!1})];case 1:return[2,(e.sent(),rt(eK(t,v)))]}})})()}},{key:"exists",value:function(){var t=this;return(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,e6(eK(t,v),{create:!1,isFile:!1})];case 1:return[2,e.sent() instanceof FileSystemDirectoryHandle]}})})()}},{key:"remove",value:function(){var t=this;return(0,ey._)(function(){var e,r,n,s,a,o,u;return(0,eB._)(this,function(l){switch(l.label){case 0:e=!0,r=!1,n=void 0,l.label=1;case 1:return l.trys.push([1,9,10,11]),[4,t.children()];case 2:s=l.sent()[Symbol.iterator](),l.label=3;case 3:if(e=(a=s.next()).done)return[3,8];o=a.value,l.label=4;case 4:return l.trys.push([4,6,,7]),[4,o.remove()];case 5:return l.sent(),[3,7];case 6:return console.warn(l.sent()),[3,7];case 7:return e=!0,[3,3];case 8:return[3,11];case 9:return u=l.sent(),r=!0,n=u,[3,11];case 10:try{e||null==s.return||s.return()}finally{if(r)throw n}return[7];case 11:return l.trys.push([11,13,,14]),[4,e5(eK(t,v))];case 12:return l.sent(),[3,14];case 13:return console.warn(l.sent()),[3,14];case 14:return[2]}})})()}},{key:"children",value:function(){var t=this;return(0,ey._)(function(){var e,r,n,s,a,o,u,l,c;return(0,eB._)(this,function(h){switch(h.label){case 0:return[4,e6(eK(t,v),{create:!1,isFile:!1})];case 1:if(null==(e=h.sent()))return[2,[]];r=[],n=!1,s=!1,h.label=2;case 2:h.trys.push([2,7,8,13]),o=(0,e_._)(e.values()),h.label=3;case 3:return[4,o.next()];case 4:if(!(n=!(u=h.sent()).done))return[3,6];l=u.value,r.push(("file"===l.kind?ri:rt)(e7(eK(t,v),l.name))),h.label=5;case 5:return n=!1,[3,3];case 6:return[3,13];case 7:return c=h.sent(),s=!0,a=c,[3,13];case 8:if(h.trys.push([8,,11,12]),!(n&&null!=o.return))return[3,10];return[4,o.return()];case 9:h.sent(),h.label=10;case 10:return[3,12];case 11:if(s)throw a;return[7];case 12:return[7];case 13:return[2,r]}})})()}},{key:"copyTo",value:function(t){var e=this;return(0,ey._)(function(){var r,n;return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,e.exists()];case 1:if(!s.sent())throw Error("dir ".concat(e.path," not exists"));return[4,t.exists()];case 2:return[4,(r=s.sent()?rt(e7(t.path,e.name)):t).create()];case 3:return s.sent(),n=Promise.all,[4,e.children()];case 4:return[4,n.apply(Promise,[s.sent().map(function(t){return t.copyTo(r)})])];case 5:return[2,(s.sent(),r)]}})})()}},{key:"moveTo",value:function(t){var e=this;return(0,ey._)(function(){var r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e.copyTo(t)];case 1:return r=n.sent(),[4,e.remove()];case 2:return[2,(n.sent(),r)]}})})()}}]),t}();v=/* @__PURE__ */new WeakMap,b=/* @__PURE__ */new WeakMap,w=/* @__PURE__ */new WeakMap;var rr=/* @__PURE__ */new Map;function ri(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"rw";if("rw"===e){var r,n=null!==(r=rr.get(t))&&void 0!==r?r:new ru(t,e);return rr.set(t,n),n}return new ru(t,e)}function rn(t,e){return rs.apply(this,arguments)}function rs(){return(rs=(0,ey._)(function(t,e){var r,n,s,a,o,u,l,c=arguments;return(0,eB._)(this,function(h){switch(h.label){case 0:if(r=c.length>2&&void 0!==c[2]?c[2]:{overwrite:!0},!(e instanceof ru))return[3,3];return n=[t],[4,e.stream()];case 1:return[4,rn.apply(void 0,n.concat([h.sent(),r]))];case 2:return h.sent(),[2];case 3:return[4,(t instanceof ru?t:ri(t,"rw")).createWriter()];case 4:s=h.sent(),h.label=5;case 5:if(h.trys.push([5,16,17,19]),!r.overwrite)return[3,7];return[4,s.truncate(0)];case 6:h.sent(),h.label=7;case 7:if(!(e instanceof ReadableStream))return[3,13];a=e.getReader(),h.label=8;case 8:return[4,a.read()];case 9:if(u=(o=h.sent()).done,l=o.value,u)return[3,12];return[4,s.write(l)];case 10:h.sent(),h.label=11;case 11:return[3,8];case 12:return[3,15];case 13:return[4,s.write(e)];case 14:h.sent(),h.label=15;case 15:return[3,19];case 16:throw h.sent();case 17:return[4,s.close()];case 18:return h.sent(),[7];case 19:return[2]}})})).apply(this,arguments)}var ra=0,ro=/*#__PURE__*/function(){function t(e,r){var n,s=this;(0,eg._)(this,t),eq(this,S),eq(this,x),eq(this,E),eq(this,U),eq(this,T),eq(this,A,0),eq(this,I,(n=null,function(){var t;return eQ(s,A,eK(s,A)+1),null!=n?n:n=new Promise((t=(0,ey._)(function(t,e){var r;return(0,eB._)(this,function(a){switch(a.label){case 0:return a.trys.push([0,2,,3]),[4,function(t,e,r){return e1.apply(this,arguments)}(eK(s,T),eK(s,S),eK(s,U))];case 1:return t([r=a.sent(),/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:if(eQ(s,A,eK(s,A)-1),eK(s,A)>0)return[3,2];return n=null,[4,r.close()];case 1:t.sent(),t.label=2;case 2:return[2]}})})]),[3,3];case 2:return e(a.sent()),[3,3];case 3:return[2]}})}),function(e,r){return t.apply(this,arguments)}))})),eq(this,k,!1),eQ(this,T,++ra),eQ(this,S,e),eQ(this,U,{r:"read-only",rw:"readwrite","rw-unsafe":"readwrite-unsafe"}[r]);var a=e4(e),o=a.parent,u=a.name;eQ(this,E,u),eQ(this,x,o)}return(0,ev._)(t,[{key:"kind",get:function(){return"file"}},{key:"path",get:function(){return eK(this,S)}},{key:"name",get:function(){return eK(this,E)}},{key:"parent",get:function(){return null==eK(this,x)?null:rt(eK(this,x))}},{key:"createWriter",value:function(){var t=this;return(0,ey._)(function(){var e,r,n,s,a,o;return(0,eB._)(this,function(u){switch(u.label){case 0:if("read-only"===eK(t,U))throw Error("file is read-only");if(eK(t,k))throw Error("Other writer have not been closed");return eQ(t,k,!0),e=new TextEncoder,[4,eK(t,I).call(t)];case 1:return n=(r=(0,eA._).apply(void 0,[u.sent(),2]))[0],s=r[1],[4,n.getSize()];case 2:var l,c;return a=u.sent(),o=!1,[2,{write:(l=(0,ey._)(function(t){var r,s,u,l,c=arguments;return(0,eB._)(this,function(h){switch(h.label){case 0:if(r=c.length>1&&void 0!==c[1]?c[1]:{},o)throw Error("Writer is closed");return u="string"==typeof t?e.encode(t):t,a=(l=null!==(s=r.at)&&void 0!==s?s:a)+u.byteLength,[4,n.write(u,{at:l})];case 1:return[2,h.sent()]}})}),function(t){return l.apply(this,arguments)}),truncate:(c=(0,ey._)(function(t){return(0,eB._)(this,function(e){switch(e.label){case 0:if(o)throw Error("Writer is closed");return[4,n.truncate(t)];case 1:return e.sent(),a>t&&(a=t),[2]}})}),function(t){return c.apply(this,arguments)}),flush:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:if(o)throw Error("Writer is closed");return[4,n.flush()];case 1:return t.sent(),[2]}})}),close:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:if(o)throw Error("Writer is closed");return o=!0,eQ(t,k,!1),[4,s()];case 1:return e.sent(),[2]}})})}]}})})()}},{key:"createReader",value:function(){var t=this;return(0,ey._)(function(){var e,r,n,s,a;return(0,eB._)(this,function(o){switch(o.label){case 0:return[4,eK(t,I).call(t)];case 1:var u;return r=(e=(0,eA._).apply(void 0,[o.sent(),2]))[0],n=e[1],s=!1,a=0,[2,{read:(u=(0,ey._)(function(t){var e,n,o,u,l=arguments;return(0,eB._)(this,function(c){switch(c.label){case 0:if(e=l.length>1&&void 0!==l[1]?l[1]:{},s)throw Error("Reader is closed");return o=null!==(n=e.at)&&void 0!==n?n:a,[4,r.read(o,t)];case 1:return u=c.sent(),[2,(a=o+u.byteLength,u)]}})}),function(t){return u.apply(this,arguments)}),getSize:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:if(s)throw Error("Reader is closed");return[4,r.getSize()];case 1:return[2,t.sent()]}})}),close:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:if(s)return[3,2];return s=!0,[4,n()];case 1:t.sent(),t.label=2;case 2:return[2]}})})}]}})})()}},{key:"text",value:function(){var t=this;return(0,ey._)(function(){var e,r;return(0,eB._)(this,function(n){switch(n.label){case 0:return r=(e=new TextDecoder).decode,[4,t.arrayBuffer()];case 1:return[2,r.apply(e,[n.sent()])]}})})()}},{key:"arrayBuffer",value:function(){var t=this;return(0,ey._)(function(){var e,r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e6(eK(t,S),{create:!1,isFile:!0})];case 1:if(null!=(e=n.sent()))return[3,2];return r=new ArrayBuffer(0),[3,4];case 2:return[4,e.getFile()];case 3:r=n.sent().arrayBuffer(),n.label=4;case 4:return[2,r]}})})()}},{key:"stream",value:function(){var t=this;return(0,ey._)(function(){var e;return(0,eB._)(this,function(r){switch(r.label){case 0:return[4,t.getOriginFile()];case 1:return[2,null==(e=r.sent())?new ReadableStream({pull:function(t){t.close()}}):e.stream()]}})})()}},{key:"getOriginFile",value:function(){var t=this;return(0,ey._)(function(){var e;return(0,eB._)(this,function(r){switch(r.label){case 0:return[4,e6(eK(t,S),{create:!1,isFile:!0})];case 1:return[2,null==(e=r.sent())?void 0:e.getFile()]}})})()}},{key:"getSize",value:function(){var t=this;return(0,ey._)(function(){var e,r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e6(eK(t,S),{create:!1,isFile:!0})];case 1:if(null!=(e=n.sent()))return[3,2];return r=0,[3,4];case 2:return[4,e.getFile()];case 3:r=n.sent().size,n.label=4;case 4:return[2,r]}})})()}},{key:"exists",value:function(){var t=this;return(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,e6(eK(t,S),{create:!1,isFile:!0})];case 1:return[2,e.sent() instanceof FileSystemFileHandle]}})})()}},{key:"remove",value:function(){var t=this;return(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:if(eK(t,A))throw Error("exists unclosed reader/writer");return[4,e5(eK(t,S))];case 1:return e.sent(),[2]}})})()}},{key:"copyTo",value:function(e){var r=this;return(0,ey._)(function(){var n;return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,r.exists()];case 1:if(!s.sent())throw Error("file ".concat(r.path," not exists"));if(!(e instanceof t))return[3,5];if(ri(e.path)!==r)return[3,2];return n=r,[3,4];case 2:return[4,rn(e.path,r)];case 3:s.sent(),n=ri(e.path),s.label=4;case 4:return[2,n];case 5:if(!(e instanceof re))return[3,7];return[4,r.copyTo(ri(e7(e.path,r.name)))];case 6:return[2,s.sent()];case 7:throw Error("Illegal target type")}})})()}},{key:"moveTo",value:function(t){var e=this;return(0,ey._)(function(){var r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e.copyTo(t)];case 1:return r=n.sent(),[4,e.remove()];case 2:return[2,(n.sent(),r)]}})})()}}]),t}();S=/* @__PURE__ */new WeakMap,x=/* @__PURE__ */new WeakMap,E=/* @__PURE__ */new WeakMap,U=/* @__PURE__ */new WeakMap,T=/* @__PURE__ */new WeakMap,A=/* @__PURE__ */new WeakMap,I=/* @__PURE__ */new WeakMap,k=/* @__PURE__ */new WeakMap;var ru=ro,rl="/.opfs-tools-temp-dir";function rc(t){return rh.apply(this,arguments)}function rh(){return(rh=(0,ey._)(function(t){var e;return(0,eB._)(this,function(r){switch(r.label){case 0:if(r.trys.push([0,9,,10]),"file"!==t.kind)return[3,6];return[4,t.exists()];case 1:if(!r.sent())return[2,!0];return[4,t.createWriter()];case 2:return[4,(e=r.sent()).truncate(0)];case 3:return r.sent(),[4,e.close()];case 4:return r.sent(),[4,t.remove()];case 5:return r.sent(),[3,8];case 6:return[4,t.remove()];case 7:r.sent(),r.label=8;case 8:return[2,!0];case 9:return[2,(console.warn(r.sent()),!1)];case 10:return[2]}})})).apply(this,arguments)}var rf=[],rd=!1;function rp(){return(rp=(0,ey._)(function(){var t,e,r,n,s,a,o,u,l,c,h;return(0,eB._)(this,function(f){switch(f.label){case 0:if(null==globalThis.localStorage)return[2];t="OPFS_TOOLS_EXPIRES_TMP_FILES",rd||(rd=!0,globalThis.addEventListener("unload",function(){var e;0!==rf.length&&localStorage.setItem(t,"".concat(null!==(e=localStorage.getItem(t))&&void 0!==e?e:"",",").concat(rf.join(",")))})),r=null!==(e=localStorage.getItem(t))&&void 0!==e?e:"",n=!0,s=!1,a=void 0,f.label=1;case 1:f.trys.push([1,7,8,9]),o=r.split(",")[Symbol.iterator](),f.label=2;case 2:if(n=(u=o.next()).done)return[3,6];if(!(c=0!==(l=u.value).length))return[3,4];return[4,rc(ri("".concat(rl,"/").concat(l)))];case 3:c=f.sent(),f.label=4;case 4:c&&(r=r.replace(l,"")),f.label=5;case 5:return n=!0,[3,2];case 6:return[3,9];case 7:return h=f.sent(),s=!0,a=h,[3,9];case 8:try{n||null==o.return||o.return()}finally{if(s)throw a}return[7];case 9:return localStorage.setItem(t,r.replace(/,{2,}/g,",")),[2]}})})).apply(this,arguments)}function rm(){var t="".concat(Math.random().toString().slice(2),"-").concat(Date.now());return rf.push(t),ri("".concat(rl,"/").concat(t))}(0,ey._)(function(){var t,e;return(0,eB._)(this,function(e){switch(e.label){case 0:if(!(!0!==globalThis.__opfs_tools_tmpfile_init__))return[3,3];if(globalThis.__opfs_tools_tmpfile_init__=!0,null==globalThis.FileSystemDirectoryHandle||null==globalThis.FileSystemFileHandle||(null==(t=globalThis.navigator)?void 0:t.storage.getDirectory)==null)return[3,2];return setInterval(/*#__PURE__*/(0,ey._)(function(){var t,e,r,n,s,a,o,u;return(0,eB._)(this,function(l){switch(l.label){case 0:t=!0,e=!1,r=void 0,l.label=1;case 1:return l.trys.push([1,8,9,10]),[4,rt(rl).children()];case 2:n=l.sent()[Symbol.iterator](),l.label=3;case 3:if(t=(s=n.next()).done)return[3,7];if(a=s.value,!(null==(o=/^\d+-(\d+)$/.exec(a.name))||Date.now()-Number(o[1])>2592e5))return[3,5];return[4,rc(a)];case 4:l.sent(),l.label=5;case 5:l.label=6;case 6:return t=!0,[3,3];case 7:return[3,10];case 8:return u=l.sent(),e=!0,r=u,[3,10];case 9:try{t||null==n.return||n.return()}finally{if(e)throw r}return[7];case 10:return[2]}})}),6e4),[4,function(){return rp.apply(this,arguments)}()];case 1:e.sent(),e.label=2;case 2:e.label=3;case 3:return[2]}})})();var r_=1,ry=rm(),rg=null,rv=["debug","info","warn","error"].reduce(function(t,e,r){return Object.assign(t,(0,eb._)({},e,function(){for(var t,n,s=arguments.length,a=Array(s),o=0;o3&&void 0!==arguments[3]?arguments[3]:{},s=(r-e)/e+1,a=new Float64Array(t.length*s);n.method=n.method||"cubic";var o=new rI(t.length,a.length,{method:n.method,tension:n.tension||0,sincFilterSize:n.sincFilterSize||6,sincWindow:n.sincWindow||void 0});if(void 0===n.LPF&&(n.LPF=rP[n.method]),n.LPF){n.LPFType=n.LPFType||"IIR";var u=rF[n.LPFType];r>e?function(t,e,r,n){for(var s=0,a=e.length;s=0;o--)e[o]=n.filter(e[o])}(t,a,o,new u(n.LPFOrder||rR[n.LPFType],r,e/2)):function(t,e,r,n){for(var s=0,a=t.length;s=0;o--)t[o]=n.filter(t[o]);rD(t,e,r)}(t,a,o,new u(n.LPFOrder||rR[n.LPFType],e,r/2))}else rD(t,a,o);return a}(t,e,r.rate,{method:"sinc",LPF:!1}))})];return l=(u=new globalThis.OfflineAudioContext(r.chanCount,o*r.rate/e,r.rate)).createBufferSource(),c=u.createBuffer(s,o,e),t.forEach(function(t,e){return c.copyToChannel(t,e)}),l.buffer=c,l.connect(u.destination),l.start(),[4,u.startRendering()];case 1:return[2,rM.apply(void 0,[h.sent()])]}})})).apply(this,arguments)}function rH(t){return new Promise(function(e){var r=rA(function(){r(),e()},t)})}function rX(t,e,r){for(var n=r-e,s=new Float32Array(n),a=0;a=a&&console.debug("["+o.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},log:function(t,e){this.debug(t.msg)},info:function(t,e){2>=a&&console.info("["+o.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},warn:function(t,e){3>=a&&console.warn("["+o.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)},error:function(t,e){4>=a&&console.error("["+o.getDurationString(/* @__PURE__ */new Date-s,1e3)+"]","["+t+"]",e)}}).getDurationString=function(t,e){function r(t,e){for(var r=(""+t).split(".");r[0].length0))return"(empty)";for(var r="",n=0;n0&&(r+=","),r+="["+o.getDurationString(t.start(n))+","+o.getDurationString(t.end(n))+"]";return r},rQ.Log=o,(u=function(t){if(t instanceof ArrayBuffer)this.buffer=t,this.dataview=new DataView(t);else throw"Needs an array buffer";this.position=0}).prototype.getPosition=function(){return this.position},u.prototype.getEndPosition=function(){return this.buffer.byteLength},u.prototype.getLength=function(){return this.buffer.byteLength},u.prototype.seek=function(t){var e=Math.max(0,Math.min(this.buffer.byteLength,t));return this.position=isNaN(e)||!isFinite(e)?0:e,!0},u.prototype.isEos=function(){return this.getPosition()>=this.getEndPosition()},u.prototype.readAnyInt=function(t,e){var r=0;if(this.position+t<=this.buffer.byteLength){switch(t){case 1:r=e?this.dataview.getInt8(this.position):this.dataview.getUint8(this.position);break;case 2:r=e?this.dataview.getInt16(this.position):this.dataview.getUint16(this.position);break;case 3:if(e)throw"No method for reading signed 24 bits values";r=this.dataview.getUint8(this.position)<<16|this.dataview.getUint8(this.position+1)<<8|this.dataview.getUint8(this.position+2);break;case 4:r=e?this.dataview.getInt32(this.position):this.dataview.getUint32(this.position);break;case 8:if(e)throw"No method for reading signed 64 bits values";r=this.dataview.getUint32(this.position)<<32|this.dataview.getUint32(this.position+4);break;default:throw"readInt method not implemented for size: "+t}return this.position+=t,r}throw"Not enough bytes in buffer"},u.prototype.readUint8=function(){return this.readAnyInt(1,!1)},u.prototype.readUint16=function(){return this.readAnyInt(2,!1)},u.prototype.readUint24=function(){return this.readAnyInt(3,!1)},u.prototype.readUint32=function(){return this.readAnyInt(4,!1)},u.prototype.readUint64=function(){return this.readAnyInt(8,!1)},u.prototype.readString=function(t){if(this.position+t<=this.buffer.byteLength){for(var e="",r=0;rthis._byteLength&&(this._byteLength=e);return}for(r<1&&(r=1);e>r;)r*=2;var n=new ArrayBuffer(r),s=new Uint8Array(this._buffer);new Uint8Array(n,0,s.length).set(s),this.buffer=n,this._byteLength=e}},l.prototype._trimAlloc=function(){if(this._byteLength!=this._buffer.byteLength){var t=new ArrayBuffer(this._byteLength),e=new Uint8Array(t),r=new Uint8Array(this._buffer,0,e.length);e.set(r),this.buffer=t}},l.BIG_ENDIAN=!1,l.LITTLE_ENDIAN=!0,l.prototype._byteLength=0,Object.defineProperty(l.prototype,"byteLength",{get:function(){return this._byteLength-this._byteOffset}}),Object.defineProperty(l.prototype,"buffer",{get:function(){return this._trimAlloc(),this._buffer},set:function(t){this._buffer=t,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(l.prototype,"byteOffset",{get:function(){return this._byteOffset},set:function(t){this._byteOffset=t,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(l.prototype,"dataView",{get:function(){return this._dataView},set:function(t){this._byteOffset=t.byteOffset,this._buffer=t.buffer,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._byteOffset+t.byteLength}}),l.prototype.seek=function(t){var e=Math.max(0,Math.min(this.byteLength,t));this.position=isNaN(e)||!isFinite(e)?0:e},l.prototype.isEof=function(){return this.position>=this._byteLength},l.prototype.mapUint8Array=function(t){this._realloc(1*t);var e=new Uint8Array(this._buffer,this.byteOffset+this.position,t);return this.position+=1*t,e},l.prototype.readInt32Array=function(t,e){var r=new Int32Array(t=null!=t?t:this.byteLength-this.position/4);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readInt16Array=function(t,e){var r=new Int16Array(t=null!=t?t:this.byteLength-this.position/2);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readInt8Array=function(t){var e=new Int8Array(t=null!=t?t:this.byteLength-this.position);return l.memcpy(e.buffer,0,this.buffer,this.byteOffset+this.position,t*e.BYTES_PER_ELEMENT),this.position+=e.byteLength,e},l.prototype.readUint32Array=function(t,e){var r=new Uint32Array(t=null!=t?t:this.byteLength-this.position/4);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readUint16Array=function(t,e){var r=new Uint16Array(t=null!=t?t:this.byteLength-this.position/2);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readUint8Array=function(t){var e=new Uint8Array(t=null!=t?t:this.byteLength-this.position);return l.memcpy(e.buffer,0,this.buffer,this.byteOffset+this.position,t*e.BYTES_PER_ELEMENT),this.position+=e.byteLength,e},l.prototype.readFloat64Array=function(t,e){var r=new Float64Array(t=null!=t?t:this.byteLength-this.position/8);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readFloat32Array=function(t,e){var r=new Float32Array(t=null!=t?t:this.byteLength-this.position/4);return l.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,t*r.BYTES_PER_ELEMENT),l.arrayToNative(r,null!=e?e:this.endianness),this.position+=r.byteLength,r},l.prototype.readInt32=function(t){var e=this._dataView.getInt32(this.position,null!=t?t:this.endianness);return this.position+=4,e},l.prototype.readInt16=function(t){var e=this._dataView.getInt16(this.position,null!=t?t:this.endianness);return this.position+=2,e},l.prototype.readInt8=function(){var t=this._dataView.getInt8(this.position);return this.position+=1,t},l.prototype.readUint32=function(t){var e=this._dataView.getUint32(this.position,null!=t?t:this.endianness);return this.position+=4,e},l.prototype.readUint16=function(t){var e=this._dataView.getUint16(this.position,null!=t?t:this.endianness);return this.position+=2,e},l.prototype.readUint8=function(){var t=this._dataView.getUint8(this.position);return this.position+=1,t},l.prototype.readFloat32=function(t){var e=this._dataView.getFloat32(this.position,null!=t?t:this.endianness);return this.position+=4,e},l.prototype.readFloat64=function(t){var e=this._dataView.getFloat64(this.position,null!=t?t:this.endianness);return this.position+=8,e},l.endianness=new Int8Array(new Int16Array([1]).buffer)[0]>0,l.memcpy=function(t,e,r,n,s){var a=new Uint8Array(t,e,s),o=new Uint8Array(r,n,s);a.set(o)},l.arrayToNative=function(t,e){return e==this.endianness?t:this.flipArrayEndianness(t)},l.nativeToEndian=function(t,e){return this.endianness==e?t:this.flipArrayEndianness(t)},l.flipArrayEndianness=function(t){for(var e=new Uint8Array(t.buffer,t.byteOffset,t.byteLength),r=0;rs;n--,s++){var a=e[s];e[s]=e[n],e[n]=a}return t},l.prototype.failurePosition=0,String.fromCharCodeUint8=function(t){for(var e=[],r=0;r>16),this.writeUint8((65280&t)>>8),this.writeUint8(255&t)},l.prototype.adjustUint32=function(t,e){var r=this.position;this.seek(t),this.writeUint32(e),this.seek(r)},l.prototype.mapInt32Array=function(t,e){this._realloc(4*t);var r=new Int32Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=4*t,r},l.prototype.mapInt16Array=function(t,e){this._realloc(2*t);var r=new Int16Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=2*t,r},l.prototype.mapInt8Array=function(t){this._realloc(1*t);var e=new Int8Array(this._buffer,this.byteOffset+this.position,t);return this.position+=1*t,e},l.prototype.mapUint32Array=function(t,e){this._realloc(4*t);var r=new Uint32Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=4*t,r},l.prototype.mapUint16Array=function(t,e){this._realloc(2*t);var r=new Uint16Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=2*t,r},l.prototype.mapFloat64Array=function(t,e){this._realloc(8*t);var r=new Float64Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=8*t,r},l.prototype.mapFloat32Array=function(t,e){this._realloc(4*t);var r=new Float32Array(this._buffer,this.byteOffset+this.position,t);return l.arrayToNative(r,null!=e?e:this.endianness),this.position+=4*t,r},(c=function(t){this.buffers=[],this.bufferIndex=-1,t&&(this.insertBuffer(t),this.bufferIndex=0)}).prototype=new l(new ArrayBuffer,0,l.BIG_ENDIAN),c.prototype.initialized=function(){var t;return this.bufferIndex>-1||(this.buffers.length>0?0===(t=this.buffers[0]).fileStart?(this.buffer=t,this.bufferIndex=0,o.debug("MultiBufferStream","Stream ready for parsing"),!0):(o.warn("MultiBufferStream","The first buffer should have a fileStart of 0"),this.logBufferLevel(),!1):(o.warn("MultiBufferStream","No buffer to start parsing from"),this.logBufferLevel(),!1))},ArrayBuffer.concat=function(t,e){o.debug("ArrayBuffer","Trying to create a new buffer of size: "+(t.byteLength+e.byteLength));var r=new Uint8Array(t.byteLength+e.byteLength);return r.set(new Uint8Array(t),0),r.set(new Uint8Array(e),t.byteLength),r.buffer},c.prototype.reduceBuffer=function(t,e,r){var n;return(n=new Uint8Array(r)).set(new Uint8Array(t,e,r)),n.buffer.fileStart=t.fileStart+e,n.buffer.usedBytes=0,n.buffer},c.prototype.insertBuffer=function(t){for(var e=!0,r=0;rn.byteLength){this.buffers.splice(r,1),r--;continue}o.warn("MultiBufferStream","Buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+") already appended, ignoring")}else t.fileStart+t.byteLength<=n.fileStart||(t=this.reduceBuffer(t,0,n.fileStart-t.fileStart)),o.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.splice(r,0,t),0===r&&(this.buffer=t);e=!1;break}if(t.fileStart0)t=this.reduceBuffer(t,s,a);else{e=!1;break}}}e&&(o.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.push(t),0===r&&(this.buffer=t))},c.prototype.logBufferLevel=function(t){var e,r,n,s,a,u=[],l="";for(n=0,s=0,e=0;e0&&(l+=a.end-1+"]"),(t?o.info:o.debug)("MultiBufferStream",0===this.buffers.length?"No more buffer in memory":""+this.buffers.length+" stored buffer(s) ("+n+"/"+s+" bytes), continuous ranges: "+l)},c.prototype.cleanBuffers=function(){var t,e;for(t=0;t"+this.buffer.byteLength+")"),!0},c.prototype.findPosition=function(t,e,r){var n,s=null,a=-1;for(n=!0===t?0:this.bufferIndex;n=e?(o.debug("MultiBufferStream","Found position in existing buffer #"+a),a):-1},c.prototype.findEndContiguousBuf=function(t){var e,r,n,s=void 0!==t?t:this.bufferIndex;if(r=this.buffers[s],this.buffers.length>s+1)for(e=s+1;e>3;return 31===n&&r.data.length>=2&&(n=32+((7&r.data[0])<<3)+((224&r.data[1])>>5)),n},r.DecoderConfigDescriptor=function(t){r.Descriptor.call(this,4,t)},r.DecoderConfigDescriptor.prototype=new r.Descriptor,r.DecoderConfigDescriptor.prototype.parse=function(t){this.oti=t.readUint8(),this.streamType=t.readUint8(),this.bufferSize=t.readUint24(),this.maxBitrate=t.readUint32(),this.avgBitrate=t.readUint32(),this.size-=13,this.parseRemainingDescriptors(t)},r.DecoderSpecificInfo=function(t){r.Descriptor.call(this,5,t)},r.DecoderSpecificInfo.prototype=new r.Descriptor,r.SLConfigDescriptor=function(t){r.Descriptor.call(this,6,t)},r.SLConfigDescriptor.prototype=new r.Descriptor,this},rQ.MPEG4DescriptorParser=h,(f={ERR_INVALID_DATA:-1,ERR_NOT_ENOUGH_DATA:0,OK:1,BASIC_BOXES:["mdat","idat","free","skip","meco","strk"],FULL_BOXES:["hmhd","nmhd","iods","xml ","bxml","ipro","mere"],CONTAINER_BOXES:[["moov",["trak","pssh"]],["trak"],["edts"],["mdia"],["minf"],["dinf"],["stbl",["sgpd","sbgp"]],["mvex",["trex"]],["moof",["traf"]],["traf",["trun","sgpd","sbgp"]],["vttc"],["tref"],["iref"],["mfra",["tfra"]],["meco"],["hnti"],["hinf"],["strk"],["strd"],["sinf"],["rinf"],["schi"],["trgr"],["udta",["kind"]],["iprp",["ipma"]],["ipco"],["grpl"],["j2kH"],["etyp",["tyco"]]],boxCodes:[],fullBoxCodes:[],containerBoxCodes:[],sampleEntryCodes:{},sampleGroupEntryCodes:[],trackGroupTypes:[],UUIDBoxes:{},UUIDs:[],initialize:function(){f.FullBox.prototype=new f.Box,f.ContainerBox.prototype=new f.Box,f.SampleEntry.prototype=new f.Box,f.TrackGroupTypeBox.prototype=new f.FullBox,f.BASIC_BOXES.forEach(function(t){f.createBoxCtor(t)}),f.FULL_BOXES.forEach(function(t){f.createFullBoxCtor(t)}),f.CONTAINER_BOXES.forEach(function(t){f.createContainerBoxCtor(t[0],null,t[1])})},Box:function(t,e,r){this.type=t,this.size=e,this.uuid=r},FullBox:function(t,e,r){f.Box.call(this,t,e,r),this.flags=0,this.version=0},ContainerBox:function(t,e,r){f.Box.call(this,t,e,r),this.boxes=[]},SampleEntry:function(t,e,r,n){f.ContainerBox.call(this,t,e),this.hdr_size=r,this.start=n},SampleGroupEntry:function(t){this.grouping_type=t},TrackGroupTypeBox:function(t,e){f.FullBox.call(this,t,e)},createBoxCtor:function(t,e){f.boxCodes.push(t),f[t+"Box"]=function(e){f.Box.call(this,t,e)},f[t+"Box"].prototype=new f.Box,e&&(f[t+"Box"].prototype.parse=e)},createFullBoxCtor:function(t,e){f[t+"Box"]=function(e){f.FullBox.call(this,t,e)},f[t+"Box"].prototype=new f.FullBox,f[t+"Box"].prototype.parse=function(t){this.parseFullHeader(t),e&&e.call(this,t)}},addSubBoxArrays:function(t){if(t){this.subBoxNames=t;for(var e=t.length,r=0;rr?(o.error("BoxParser","Box of type '"+h+"' has a size "+c+" greater than its container size "+r),{code:f.ERR_NOT_ENOUGH_DATA,type:h,size:c,hdr_size:l,start:u}):0!==c&&u+c>t.getEndPosition()?(t.seek(u),o.info("BoxParser","Not enough data in stream to parse the entire '"+h+"' box"),{code:f.ERR_NOT_ENOUGH_DATA,type:h,size:c,hdr_size:l,start:u}):e?{code:f.OK,type:h,size:c,hdr_size:l,start:u}:(f[h+"Box"]?n=new f[h+"Box"](c):"uuid"!==h?(o.warn("BoxParser","Unknown box type: '"+h+"'"),(n=new f.Box(h,c)).has_unparsed_data=!0):f.UUIDBoxes[a]?n=new f.UUIDBoxes[a](c):(o.warn("BoxParser","Unknown uuid type: '"+a+"'"),(n=new f.Box(h,c)).uuid=a,n.has_unparsed_data=!0),n.hdr_size=l,n.start=u,n.write===f.Box.prototype.write&&"mdat"!==n.type&&(o.info("BoxParser","'"+d+"' box writing not yet implemented, keeping unparsed data in memory for later write"),n.parseDataAndRewind(t)),n.parse(t),(s=t.getPosition()-(n.start+n.size))<0?(o.warn("BoxParser","Parsing of box '"+d+"' did not read the entire indicated box data size (missing "+-s+" bytes), seeking forward"),t.seek(n.start+n.size)):s>0&&(o.error("BoxParser","Parsing of box '"+d+"' read "+s+" more bytes than the indicated box data size, seeking backwards"),0!==n.size&&t.seek(n.start+n.size)),{code:f.OK,box:n,size:n.size})},f.Box.prototype.parse=function(t){"mdat"!=this.type?this.data=t.readUint8Array(this.size-this.hdr_size):0===this.size?t.seek(t.getEndPosition()):t.seek(this.start+this.size)},f.Box.prototype.parseDataAndRewind=function(t){this.data=t.readUint8Array(this.size-this.hdr_size),t.position-=this.size-this.hdr_size},f.FullBox.prototype.parseDataAndRewind=function(t){this.parseFullHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size),this.hdr_size-=4,t.position-=this.size-this.hdr_size},f.FullBox.prototype.parseFullHeader=function(t){this.version=t.readUint8(),this.flags=t.readUint24(),this.hdr_size+=4},f.FullBox.prototype.parse=function(t){this.parseFullHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size)},f.ContainerBox.prototype.parse=function(t){for(var e,r;t.getPosition()>10&31,e[1]=this.language>>5&31,e[2]=31&this.language,this.languageString=String.fromCharCode(e[0]+96,e[1]+96,e[2]+96)},f.SAMPLE_ENTRY_TYPE_VISUAL="Visual",f.SAMPLE_ENTRY_TYPE_AUDIO="Audio",f.SAMPLE_ENTRY_TYPE_HINT="Hint",f.SAMPLE_ENTRY_TYPE_METADATA="Metadata",f.SAMPLE_ENTRY_TYPE_SUBTITLE="Subtitle",f.SAMPLE_ENTRY_TYPE_SYSTEM="System",f.SAMPLE_ENTRY_TYPE_TEXT="Text",f.SampleEntry.prototype.parseHeader=function(t){t.readUint8Array(6),this.data_reference_index=t.readUint16(),this.hdr_size+=8},f.SampleEntry.prototype.parse=function(t){this.parseHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size)},f.SampleEntry.prototype.parseDataAndRewind=function(t){this.parseHeader(t),this.data=t.readUint8Array(this.size-this.hdr_size),this.hdr_size-=8,t.position-=this.size-this.hdr_size},f.SampleEntry.prototype.parseFooter=function(t){f.ContainerBox.prototype.parse.call(this,t)},f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_HINT),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_METADATA),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_SUBTITLE),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_SYSTEM),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_TEXT),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,function(t){var e;this.parseHeader(t),t.readUint16(),t.readUint16(),t.readUint32Array(3),this.width=t.readUint16(),this.height=t.readUint16(),this.horizresolution=t.readUint32(),this.vertresolution=t.readUint32(),t.readUint32(),this.frame_count=t.readUint16(),e=Math.min(31,t.readUint8()),this.compressorname=t.readString(e),e<31&&t.readString(31-e),this.depth=t.readUint16(),t.readUint16(),this.parseFooter(t)}),f.createMediaSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,function(t){this.parseHeader(t),t.readUint32Array(2),this.channel_count=t.readUint16(),this.samplesize=t.readUint16(),t.readUint16(),t.readUint16(),this.samplerate=t.readUint32()/65536,this.parseFooter(t)}),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"avc1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"avc2"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"avc3"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"avc4"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"av01"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"dav1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"hvc1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"hev1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"hvt1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"lhe1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"dvh1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"dvhe"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vvc1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vvi1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vvs1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vvcN"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vp08"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"vp09"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"avs3"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"j2ki"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"mjp2"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"mjpg"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"uncv"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"mp4a"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"ac-3"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"ac-4"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"ec-3"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"Opus"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"mha1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"mha2"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"mhm1"),f.createSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"mhm2"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_VISUAL,"encv"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_AUDIO,"enca"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_SUBTITLE,"encu"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_SYSTEM,"encs"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_TEXT,"enct"),f.createEncryptedSampleEntryCtor(f.SAMPLE_ENTRY_TYPE_METADATA,"encm"),f.createBoxCtor("a1lx",function(t){var e=((1&(1&t.readUint8()))+1)*16;this.layer_size=[];for(var r=0;r<3;r++)16==e?this.layer_size[r]=t.readUint16():this.layer_size[r]=t.readUint32()}),f.createBoxCtor("a1op",function(t){this.op_index=t.readUint8()}),f.createFullBoxCtor("auxC",function(t){this.aux_type=t.readCString();var e=this.size-this.hdr_size-(this.aux_type.length+1);this.aux_subtype=t.readUint8Array(e)}),f.createBoxCtor("av1C",function(t){var e=t.readUint8();if(this.version=127&e,1!==this.version){o.error("av1C version "+this.version+" not supported");return}if(e=t.readUint8(),this.seq_profile=e>>5&7,this.seq_level_idx_0=31&e,e=t.readUint8(),this.seq_tier_0=e>>7&1,this.high_bitdepth=e>>6&1,this.twelve_bit=e>>5&1,this.monochrome=e>>4&1,this.chroma_subsampling_x=e>>3&1,this.chroma_subsampling_y=e>>2&1,this.chroma_sample_position=3&e,e=t.readUint8(),this.reserved_1=e>>5&7,0!==this.reserved_1){o.error("av1C reserved_1 parsing problem");return}if(this.initial_presentation_delay_present=e>>4&1,1===this.initial_presentation_delay_present)this.initial_presentation_delay_minus_one=15&e;else if(this.reserved_2=15&e,0!==this.reserved_2){o.error("av1C reserved_2 parsing problem");return}var r=this.size-this.hdr_size-4;this.configOBUs=t.readUint8Array(r)}),f.createBoxCtor("avcC",function(t){var e,r;for(this.configurationVersion=t.readUint8(),this.AVCProfileIndication=t.readUint8(),this.profile_compatibility=t.readUint8(),this.AVCLevelIndication=t.readUint8(),this.lengthSizeMinusOne=3&t.readUint8(),this.nb_SPS_nalus=31&t.readUint8(),r=this.size-this.hdr_size-6,this.SPS=[],e=0;e0&&(this.ext=t.readUint8Array(r))}),f.createBoxCtor("btrt",function(t){this.bufferSizeDB=t.readUint32(),this.maxBitrate=t.readUint32(),this.avgBitrate=t.readUint32()}),f.createFullBoxCtor("ccst",function(t){var e=t.readUint8();this.all_ref_pics_intra=(128&e)==128,this.intra_pred_used=(64&e)==64,this.max_ref_per_pic=(63&e)>>2,t.readUint24()}),f.createBoxCtor("cdef",function(t){var e;for(this.channel_count=t.readUint16(),this.channel_indexes=[],this.channel_types=[],this.channel_associations=[],e=0;e=32768&&this.component_type_urls.push(t.readCString())}}),f.createFullBoxCtor("co64",function(t){var e,r;if(e=t.readUint32(),this.chunk_offsets=[],0===this.version)for(r=0;r>7}else"rICC"===this.colour_type?this.ICC_profile=t.readUint8Array(this.size-4):"prof"===this.colour_type&&(this.ICC_profile=t.readUint8Array(this.size-4))}),f.createFullBoxCtor("cprt",function(t){this.parseLanguage(t),this.notice=t.readCString()}),f.createFullBoxCtor("cslg",function(t){0===this.version&&(this.compositionToDTSShift=t.readInt32(),this.leastDecodeToDisplayDelta=t.readInt32(),this.greatestDecodeToDisplayDelta=t.readInt32(),this.compositionStartTime=t.readInt32(),this.compositionEndTime=t.readInt32())}),f.createFullBoxCtor("ctts",function(t){var e,r;if(e=t.readUint32(),this.sample_counts=[],this.sample_offsets=[],0===this.version)for(r=0;r>6,this.bsid=e>>1&31,this.bsmod=(1&e)<<2|r>>6&3,this.acmod=r>>3&7,this.lfeon=r>>2&1,this.bit_rate_code=3&r|n>>5&7}),f.createBoxCtor("dec3",function(t){var e=t.readUint16();this.data_rate=e>>3,this.num_ind_sub=7&e,this.ind_subs=[];for(var r=0;r>6,n.bsid=s>>1&31,n.bsmod=(1&s)<<4|a>>4&15,n.acmod=a>>1&7,n.lfeon=1&a,n.num_dep_sub=o>>1&15,n.num_dep_sub>0&&(n.chan_loc=(1&o)<<8|t.readUint8())}}),f.createFullBoxCtor("dfLa",function(t){var e=[],r=["STREAMINFO","PADDING","APPLICATION","SEEKTABLE","VORBIS_COMMENT","CUESHEET","PICTURE","RESERVED"];for(this.parseFullHeader(t);;){var n=t.readUint8(),s=Math.min(127&n,r.length-1);if(s?t.readUint8Array(t.readUint24()):(t.readUint8Array(13),this.samplerate=t.readUint32()>>12,t.readUint8Array(20)),e.push(r[s]),128&n)break}this.numMetadataBlocks=e.length+" ("+e.join(", ")+")"}),f.createBoxCtor("dimm",function(t){this.bytessent=t.readUint64()}),f.createBoxCtor("dmax",function(t){this.time=t.readUint32()}),f.createBoxCtor("dmed",function(t){this.bytessent=t.readUint64()}),f.createBoxCtor("dOps",function(t){if(this.Version=t.readUint8(),this.OutputChannelCount=t.readUint8(),this.PreSkip=t.readUint16(),this.InputSampleRate=t.readUint32(),this.OutputGain=t.readInt16(),this.ChannelMappingFamily=t.readUint8(),0!==this.ChannelMappingFamily){this.StreamCount=t.readUint8(),this.CoupledCount=t.readUint8(),this.ChannelMapping=[];for(var e=0;e=4;)this.compatible_brands[r]=t.readString(4),e-=4,r++}),f.createFullBoxCtor("hdlr",function(t){0===this.version&&(t.readUint32(),this.handler=t.readString(4),t.readUint32Array(3),this.name=t.readString(this.size-this.hdr_size-20),"\0"===this.name[this.name.length-1]&&(this.name=this.name.slice(0,-1)))}),f.createBoxCtor("hvcC",function(t){this.configurationVersion=t.readUint8(),s=t.readUint8(),this.general_profile_space=s>>6,this.general_tier_flag=(32&s)>>5,this.general_profile_idc=31&s,this.general_profile_compatibility=t.readUint32(),this.general_constraint_indicator=t.readUint8Array(6),this.general_level_idc=t.readUint8(),this.min_spatial_segmentation_idc=4095&t.readUint16(),this.parallelismType=3&t.readUint8(),this.chroma_format_idc=3&t.readUint8(),this.bit_depth_luma_minus8=7&t.readUint8(),this.bit_depth_chroma_minus8=7&t.readUint8(),this.avgFrameRate=t.readUint16(),s=t.readUint8(),this.constantFrameRate=s>>6,this.numTemporalLayers=(13&s)>>3,this.temporalIdNested=(4&s)>>2,this.lengthSizeMinusOne=3&s,this.nalu_arrays=[];var e,r,n,s,a=t.readUint8();for(e=0;e>7,o.nalu_type=63&s;var u=t.readUint16();for(r=0;r>4&15,this.length_size=15&e,e=t.readUint8(),this.base_offset_size=e>>4&15,1===this.version||2===this.version?this.index_size=15&e:this.index_size=0,this.items=[];var e,r=0;if(this.version<2)r=t.readUint16();else if(2===this.version)r=t.readUint32();else throw"version of iloc box not supported";for(var n=0;n>7,this.axis=1&e}),f.createFullBoxCtor("infe",function(t){if((0===this.version||1===this.version)&&(this.item_ID=t.readUint16(),this.item_protection_index=t.readUint16(),this.item_name=t.readCString(),this.content_type=t.readCString(),this.content_encoding=t.readCString()),1===this.version){this.extension_type=t.readString(4),o.warn("BoxParser","Cannot parse extension type"),t.seek(this.start+this.size);return}this.version>=2&&(2===this.version?this.item_ID=t.readUint16():3===this.version&&(this.item_ID=t.readUint32()),this.item_protection_index=t.readUint16(),this.item_type=t.readString(4),this.item_name=t.readCString(),"mime"===this.item_type?(this.content_type=t.readCString(),this.content_encoding=t.readCString()):"uri "===this.item_type&&(this.item_uri_type=t.readCString()))}),f.createFullBoxCtor("ipma",function(t){var e,r;for(entry_count=t.readUint32(),this.associations=[],e=0;e>7==1,1&this.flags?o.property_index=(127&a)<<8|t.readUint8():o.property_index=127&a}}}),f.createFullBoxCtor("iref",function(t){var e,r;for(this.references=[];t.getPosition()>7,n.assignment_type=127&s,n.assignment_type){case 0:n.grouping_type=t.readString(4);break;case 1:n.grouping_type=t.readString(4),n.grouping_type_parameter=t.readUint32();break;case 2:case 3:break;case 4:n.sub_track_id=t.readUint32();break;default:o.warn("BoxParser","Unknown leva assignement type")}}}),f.createBoxCtor("lsel",function(t){this.layer_id=t.readUint16()}),f.createBoxCtor("maxr",function(t){this.period=t.readUint32(),this.bytes=t.readUint32()}),f.createBoxCtor("mdcv",function(t){this.display_primaries=[],this.display_primaries[0]={},this.display_primaries[0].x=t.readUint16(),this.display_primaries[0].y=t.readUint16(),this.display_primaries[1]={},this.display_primaries[1].x=t.readUint16(),this.display_primaries[1].y=t.readUint16(),this.display_primaries[2]={},this.display_primaries[2].x=t.readUint16(),this.display_primaries[2].y=t.readUint16(),this.white_point={},this.white_point.x=t.readUint16(),this.white_point.y=t.readUint16(),this.max_display_mastering_luminance=t.readUint32(),this.min_display_mastering_luminance=t.readUint32()}),f.createFullBoxCtor("mdhd",function(t){1==this.version?(this.creation_time=t.readUint64(),this.modification_time=t.readUint64(),this.timescale=t.readUint32(),this.duration=t.readUint64()):(this.creation_time=t.readUint32(),this.modification_time=t.readUint32(),this.timescale=t.readUint32(),this.duration=t.readUint32()),this.parseLanguage(t),t.readUint16()}),f.createFullBoxCtor("mehd",function(t){1&this.flags&&(o.warn("BoxParser","mehd box incorrectly uses flags set to 1, converting version to 1"),this.version=1),1==this.version?this.fragment_duration=t.readUint64():this.fragment_duration=t.readUint32()}),f.createFullBoxCtor("meta",function(t){this.boxes=[],f.ContainerBox.prototype.parse.call(this,t)}),f.createFullBoxCtor("mfhd",function(t){this.sequence_number=t.readUint32()}),f.createFullBoxCtor("mfro",function(t){this._size=t.readUint32()}),f.createFullBoxCtor("mvhd",function(t){1==this.version?(this.creation_time=t.readUint64(),this.modification_time=t.readUint64(),this.timescale=t.readUint32(),this.duration=t.readUint64()):(this.creation_time=t.readUint32(),this.modification_time=t.readUint32(),this.timescale=t.readUint32(),this.duration=t.readUint32()),this.rate=t.readUint32(),this.volume=t.readUint16()>>8,t.readUint16(),t.readUint32Array(2),this.matrix=t.readUint32Array(9),t.readUint32Array(6),this.next_track_id=t.readUint32()}),f.createBoxCtor("npck",function(t){this.packetssent=t.readUint32()}),f.createBoxCtor("nump",function(t){this.packetssent=t.readUint64()}),f.createFullBoxCtor("padb",function(t){var e=t.readUint32();this.padbits=[];for(var r=0;r0){var e=t.readUint32();this.kid=[];for(var r=0;r0&&(this.data=t.readUint8Array(n))}),f.createFullBoxCtor("clef",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),f.createFullBoxCtor("enof",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),f.createFullBoxCtor("prof",function(t){this.width=t.readUint32(),this.height=t.readUint32()}),f.createContainerBoxCtor("tapt",null,["clef","prof","enof"]),f.createBoxCtor("rtp ",function(t){this.descriptionformat=t.readString(4),this.sdptext=t.readString(this.size-this.hdr_size-4)}),f.createFullBoxCtor("saio",function(t){1&this.flags&&(this.aux_info_type=t.readUint32(),this.aux_info_type_parameter=t.readUint32());var e=t.readUint32();this.offset=[];for(var r=0;r>7,this.avgRateFlag=e>>6&1,this.durationFlag&&(this.duration=t.readUint32()),this.avgRateFlag&&(this.accurateStatisticsFlag=t.readUint8(),this.avgBitRate=t.readUint16(),this.avgFrameRate=t.readUint16()),this.dependency=[];for(var r=t.readUint8(),n=0;n>7,this.num_leading_samples=127&e}),f.createSampleGroupCtor("rash",function(t){if(this.operation_point_count=t.readUint16(),this.description_length!==2+(1===this.operation_point_count?2:6*this.operation_point_count)+9)o.warn("BoxParser","Mismatch in "+this.grouping_type+" sample group length"),this.data=t.readUint8Array(this.description_length-2);else{if(1===this.operation_point_count)this.target_rate_share=t.readUint16();else{this.target_rate_share=[],this.available_bitrate=[];for(var e=0;e>4,this.skip_byte_block=15&e,this.isProtected=t.readUint8(),this.Per_Sample_IV_Size=t.readUint8(),this.KID=f.parseHex16(t),this.constant_IV_size=0,this.constant_IV=0,1===this.isProtected&&0===this.Per_Sample_IV_Size&&(this.constant_IV_size=t.readUint8(),this.constant_IV=t.readUint8Array(this.constant_IV_size))}),f.createSampleGroupCtor("stsa",function(t){o.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),f.createSampleGroupCtor("sync",function(t){var e=t.readUint8();this.NAL_unit_type=63&e}),f.createSampleGroupCtor("tele",function(t){var e=t.readUint8();this.level_independently_decodable=e>>7}),f.createSampleGroupCtor("tsas",function(t){o.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),f.createSampleGroupCtor("tscl",function(t){o.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),f.createSampleGroupCtor("vipr",function(t){o.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")}),f.createFullBoxCtor("sbgp",function(t){this.grouping_type=t.readString(4),1===this.version?this.grouping_type_parameter=t.readUint32():this.grouping_type_parameter=0,this.entries=[];for(var e=t.readUint32(),r=0;r>6,this.sample_depends_on[n]=e>>4&3,this.sample_is_depended_on[n]=e>>2&3,this.sample_has_redundancy[n]=3&e}),f.createFullBoxCtor("senc"),f.createFullBoxCtor("sgpd",function(t){this.grouping_type=t.readString(4),o.debug("BoxParser","Found Sample Groups of type "+this.grouping_type),1===this.version?this.default_length=t.readUint32():this.default_length=0,this.version>=2&&(this.default_group_description_index=t.readUint32()),this.entries=[];for(var e,r=t.readUint32(),n=0;n>31&1,n.referenced_size=2147483647&s,n.subsegment_duration=t.readUint32(),s=t.readUint32(),n.starts_with_SAP=s>>31&1,n.SAP_type=s>>28&7,n.SAP_delta_time=268435455&s}}),f.SingleItemTypeReferenceBox=function(t,e,r,n){f.Box.call(this,t,e),this.hdr_size=r,this.start=n},f.SingleItemTypeReferenceBox.prototype=new f.Box,f.SingleItemTypeReferenceBox.prototype.parse=function(t){this.from_item_ID=t.readUint16();var e=t.readUint16();this.references=[];for(var r=0;r>4&15,this.sample_sizes[e+1]=15&n}else if(8===this.field_size)for(e=0;e0)for(r=0;r>4&15,this.default_skip_byte_block=15&e}this.default_isProtected=t.readUint8(),this.default_Per_Sample_IV_Size=t.readUint8(),this.default_KID=f.parseHex16(t),1===this.default_isProtected&&0===this.default_Per_Sample_IV_Size&&(this.default_constant_IV_size=t.readUint8(),this.default_constant_IV=t.readUint8Array(this.default_constant_IV_size))}),f.createFullBoxCtor("tfdt",function(t){1==this.version?this.baseMediaDecodeTime=t.readUint64():this.baseMediaDecodeTime=t.readUint32()}),f.createFullBoxCtor("tfhd",function(t){var e=0;this.track_id=t.readUint32(),this.size-this.hdr_size>e&&this.flags&f.TFHD_FLAG_BASE_DATA_OFFSET?(this.base_data_offset=t.readUint64(),e+=8):this.base_data_offset=0,this.size-this.hdr_size>e&&this.flags&f.TFHD_FLAG_SAMPLE_DESC?(this.default_sample_description_index=t.readUint32(),e+=4):this.default_sample_description_index=0,this.size-this.hdr_size>e&&this.flags&f.TFHD_FLAG_SAMPLE_DUR?(this.default_sample_duration=t.readUint32(),e+=4):this.default_sample_duration=0,this.size-this.hdr_size>e&&this.flags&f.TFHD_FLAG_SAMPLE_SIZE?(this.default_sample_size=t.readUint32(),e+=4):this.default_sample_size=0,this.size-this.hdr_size>e&&this.flags&f.TFHD_FLAG_SAMPLE_FLAGS?(this.default_sample_flags=t.readUint32(),e+=4):this.default_sample_flags=0}),f.createFullBoxCtor("tfra",function(t){this.track_ID=t.readUint32(),t.readUint24();var e=t.readUint8();this.length_size_of_traf_num=e>>4&3,this.length_size_of_trun_num=e>>2&3,this.length_size_of_sample_num=3&e,this.entries=[];for(var r=t.readUint32(),n=0;n>8,t.readUint16(),this.matrix=t.readInt32Array(9),this.width=t.readUint32(),this.height=t.readUint32()}),f.createBoxCtor("tmax",function(t){this.time=t.readUint32()}),f.createBoxCtor("tmin",function(t){this.time=t.readUint32()}),f.createBoxCtor("totl",function(t){this.bytessent=t.readUint32()}),f.createBoxCtor("tpay",function(t){this.bytessent=t.readUint32()}),f.createBoxCtor("tpyl",function(t){this.bytessent=t.readUint64()}),f.TrackGroupTypeBox.prototype.parse=function(t){this.parseFullHeader(t),this.track_group_id=t.readUint32()},f.createTrackGroupCtor("msrc"),f.TrackReferenceTypeBox=function(t,e,r,n){f.Box.call(this,t,e),this.hdr_size=r,this.start=n},f.TrackReferenceTypeBox.prototype=new f.Box,f.TrackReferenceTypeBox.prototype.parse=function(t){this.track_ids=t.readUint32Array((this.size-this.hdr_size)/4)},f.trefBox.prototype.parse=function(t){for(var e,r;t.getPosition()e&&this.flags&f.TRUN_FLAGS_DATA_OFFSET?(this.data_offset=t.readInt32(),e+=4):this.data_offset=0,this.size-this.hdr_size>e&&this.flags&f.TRUN_FLAGS_FIRST_FLAG?(this.first_sample_flags=t.readUint32(),e+=4):this.first_sample_flags=0,this.sample_duration=[],this.sample_size=[],this.sample_flags=[],this.sample_composition_time_offset=[],this.size-this.hdr_size>e)for(var r=0;r>7&1,this.block_pad_lsb=r>>6&1,this.block_little_endian=r>>5&1,this.block_reversed=r>>4&1,this.pad_unknown=r>>3&1,this.pixel_size=t.readUint8(),this.row_align_size=t.readUint32(),this.tile_align_size=t.readUint32(),this.num_tile_cols_minus_one=t.readUint32(),this.num_tile_rows_minus_one=t.readUint32()}),f.createFullBoxCtor("url ",function(t){1!==this.flags&&(this.location=t.readCString())}),f.createFullBoxCtor("urn ",function(t){this.name=t.readCString(),this.size-this.hdr_size-this.name.length-1>0&&(this.location=t.readCString())}),f.createUUIDBox("a5d40b30e81411ddba2f0800200c9a66",!0,!1,function(t){this.LiveServerManifest=t.readString(this.size-this.hdr_size).replace(/&/g,"&").replace(//g,">").replace(/"/g,""").replace(/'/g,"'")}),f.createUUIDBox("d08a4f1810f34a82b6c832d8aba183d3",!0,!1,function(t){this.system_id=f.parseHex16(t);var e=t.readUint32();e>0&&(this.data=t.readUint8Array(e))}),f.createUUIDBox("a2394f525a9b4f14a2446c427c648df4",!0,!1),f.createUUIDBox("8974dbce7be74c5184f97148f9882554",!0,!1,function(t){this.default_AlgorithmID=t.readUint24(),this.default_IV_size=t.readUint8(),this.default_KID=f.parseHex16(t)}),f.createUUIDBox("d4807ef2ca3946958e5426cb9e46a79f",!0,!1,function(t){this.fragment_count=t.readUint8(),this.entries=[];for(var e=0;e>4,this.chromaSubsampling=e>>1&7,this.videoFullRangeFlag=1&e,this.colourPrimaries=t.readUint8(),this.transferCharacteristics=t.readUint8(),this.matrixCoefficients=t.readUint8()):(this.profile=t.readUint8(),this.level=t.readUint8(),e=t.readUint8(),this.bitDepth=e>>4&15,this.colorSpace=15&e,e=t.readUint8(),this.chromaSubsampling=e>>4&15,this.transferFunction=e>>1&7,this.videoFullRangeFlag=1&e),this.codecIntializationDataSize=t.readUint16(),this.codecIntializationData=t.readUint8Array(this.codecIntializationDataSize)}),f.createBoxCtor("vttC",function(t){this.text=t.readString(this.size-this.hdr_size)}),f.createFullBoxCtor("vvcC",function(t){var e,r,n={held_bits:void 0,num_held_bits:0,stream_read_1_bytes:function(t){this.held_bits=t.readUint8(),this.num_held_bits=8},stream_read_2_bytes:function(t){this.held_bits=t.readUint16(),this.num_held_bits=16},extract_bits:function(t){var e=this.held_bits>>this.num_held_bits-t&(1<1){for(n.stream_read_1_bytes(t),this.ptl_sublayer_present_mask=0,r=this.num_sublayers-2;r>=0;--r){var o=n.extract_bits(1);this.ptl_sublayer_present_mask|=o<1;++r)n.extract_bits(1);for(this.sublayer_level_idc=[],r=this.num_sublayers-2;r>=0;--r)this.ptl_sublayer_present_mask&1<"u"||null===e?e=2:e;r.length>=1;e+=f.decimalToHex(n,0)+".",0===this.hvcC.general_tier_flag?e+="L":e+="H",e+=this.hvcC.general_level_idc;var s=!1,a="";for(t=5;t>=0;t--)(this.hvcC.general_constraint_indicator[t]||s)&&(a="."+f.decimalToHex(this.hvcC.general_constraint_indicator[t],0)+a,s=!0);e+=a}return e},f.vvc1SampleEntry.prototype.getCodec=f.vvi1SampleEntry.prototype.getCodec=function(){var t,e=f.SampleEntry.prototype.getCodec.call(this);if(this.vvcC){e+="."+this.vvcC.general_profile_idc,this.vvcC.general_tier_flag?e+=".H":e+=".L",e+=this.vvcC.general_level_idc;var r="";if(this.vvcC.general_constraint_info){var n,s,a=[];for(s=0|this.vvcC.ptl_frame_only_constraint<<7|this.vvcC.ptl_multilayer_enabled<<6,t=0;t>2&63,a.push(s),s&&(n=t),s=this.vvcC.general_constraint_info[t]>>2&3;if(void 0===n)r=".CA";else{r=".C";var o="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",u=0,l=0;for(t=0;t<=n;++t)for(u=u<<8|a[t],l+=8;l>=5;)r+=o[u>>l-5&31],l-=5,u&=(1<4294967296&&(this.size+=8),"uuid"===this.type&&(this.size+=16),o.debug("BoxWriter","Writing box "+this.type+" of size: "+this.size+" at position "+t.getPosition()+(e||"")),this.size>4294967296?t.writeUint32(1):(this.sizePosition=t.getPosition(),t.writeUint32(this.size)),t.writeString(this.type,null,4),"uuid"===this.type&&t.writeUint8Array(this.uuid),this.size>4294967296&&t.writeUint64(this.size)},f.FullBox.prototype.writeHeader=function(t){this.size+=4,f.Box.prototype.writeHeader.call(this,t," v="+this.version+" f="+this.flags),t.writeUint8(this.version),t.writeUint24(this.flags)},f.Box.prototype.write=function(t){"mdat"===this.type?this.data&&(this.size=this.data.length,this.writeHeader(t),t.writeUint8Array(this.data)):(this.size=this.data?this.data.length:0,this.writeHeader(t),this.data&&t.writeUint8Array(this.data))},f.ContainerBox.prototype.write=function(t){this.size=0,this.writeHeader(t);for(var e=0;e=2&&t.writeUint32(this.default_sample_description_index),t.writeUint32(this.entries.length),e=0;e0)for(e=0;e+14294967295?1:0,this.flags=0,this.size=4,1===this.version&&(this.size+=4),this.writeHeader(t),1===this.version?t.writeUint64(this.baseMediaDecodeTime):t.writeUint32(this.baseMediaDecodeTime)},f.tfhdBox.prototype.write=function(t){this.version=0,this.size=4,this.flags&f.TFHD_FLAG_BASE_DATA_OFFSET&&(this.size+=8),this.flags&f.TFHD_FLAG_SAMPLE_DESC&&(this.size+=4),this.flags&f.TFHD_FLAG_SAMPLE_DUR&&(this.size+=4),this.flags&f.TFHD_FLAG_SAMPLE_SIZE&&(this.size+=4),this.flags&f.TFHD_FLAG_SAMPLE_FLAGS&&(this.size+=4),this.writeHeader(t),t.writeUint32(this.track_id),this.flags&f.TFHD_FLAG_BASE_DATA_OFFSET&&t.writeUint64(this.base_data_offset),this.flags&f.TFHD_FLAG_SAMPLE_DESC&&t.writeUint32(this.default_sample_description_index),this.flags&f.TFHD_FLAG_SAMPLE_DUR&&t.writeUint32(this.default_sample_duration),this.flags&f.TFHD_FLAG_SAMPLE_SIZE&&t.writeUint32(this.default_sample_size),this.flags&f.TFHD_FLAG_SAMPLE_FLAGS&&t.writeUint32(this.default_sample_flags)},f.tkhdBox.prototype.write=function(t){this.version=0,this.size=80,this.writeHeader(t),t.writeUint32(this.creation_time),t.writeUint32(this.modification_time),t.writeUint32(this.track_id),t.writeUint32(0),t.writeUint32(this.duration),t.writeUint32(0),t.writeUint32(0),t.writeInt16(this.layer),t.writeInt16(this.alternate_group),t.writeInt16(this.volume<<8),t.writeUint16(0),t.writeInt32Array(this.matrix),t.writeUint32(this.width),t.writeUint32(this.height)},f.trexBox.prototype.write=function(t){this.version=0,this.flags=0,this.size=20,this.writeHeader(t),t.writeUint32(this.track_id),t.writeUint32(this.default_sample_description_index),t.writeUint32(this.default_sample_duration),t.writeUint32(this.default_sample_size),t.writeUint32(this.default_sample_flags)},f.trunBox.prototype.write=function(t){this.version=0,this.size=4,this.flags&f.TRUN_FLAGS_DATA_OFFSET&&(this.size+=4),this.flags&f.TRUN_FLAGS_FIRST_FLAG&&(this.size+=4),this.flags&f.TRUN_FLAGS_DURATION&&(this.size+=4*this.sample_duration.length),this.flags&f.TRUN_FLAGS_SIZE&&(this.size+=4*this.sample_size.length),this.flags&f.TRUN_FLAGS_FLAGS&&(this.size+=4*this.sample_flags.length),this.flags&f.TRUN_FLAGS_CTS_OFFSET&&(this.size+=4*this.sample_composition_time_offset.length),this.writeHeader(t),t.writeUint32(this.sample_count),this.flags&f.TRUN_FLAGS_DATA_OFFSET&&(this.data_offset_position=t.getPosition(),t.writeInt32(this.data_offset)),this.flags&f.TRUN_FLAGS_FIRST_FLAG&&t.writeUint32(this.first_sample_flags);for(var e=0;e-1)){if(t[r]instanceof f.Box||e[r]instanceof f.Box||(0,ek._)(t[r])>"u"||(0,ek._)(e[r])>"u"||"function"==typeof t[r]||"function"==typeof e[r]||t.subBoxNames&&t.subBoxNames.indexOf(r.slice(0,4))>-1||e.subBoxNames&&e.subBoxNames.indexOf(r.slice(0,4))>-1||"data"===r||"start"===r||"size"===r||"creation_time"===r||"modification_time"===r||f.DIFF_PRIMITIVE_ARRAY_PROP_NAMES.indexOf(r)>-1)continue;if(t[r]!==e[r])return!1}return!0},f.boxEqual=function(t,e){if(!f.boxEqualFields(t,e))return!1;for(var r=0;r1)for(e=1;e-1&&this.fragmentedTracks.splice(e,1)},m.prototype.setExtractionOptions=function(t,e,r){var n=this.getTrackById(t);if(n){var s={};this.extractedTracks.push(s),s.id=t,s.user=e,s.trak=n,n.nextSample=0,s.nb_samples=1e3,s.samples=[],r&&r.nbSamples&&(s.nb_samples=r.nbSamples)}},m.prototype.unsetExtractionOptions=function(t){for(var e=-1,r=0;r-1&&this.extractedTracks.splice(e,1)},m.prototype.parse=function(){var t,e,r;if(!(this.restoreParsePosition&&!this.restoreParsePosition()))for(;;)if(this.hasIncompleteMdat&&this.hasIncompleteMdat()){if(this.processIncompleteMdat())continue;return}else if(this.saveParsePosition&&this.saveParsePosition(),(e=f.parseOneBox(this.stream,!1)).code===f.ERR_NOT_ENOUGH_DATA){if(!this.processIncompleteBox)return;if(this.processIncompleteBox(e))continue;return}else{switch(t="uuid"!==(r=e.box).type?r.type:r.uuid,this.boxes.push(r),t){case"mdat":this.mdats.push(r);break;case"moof":this.moofs.push(r);break;case"moov":this.moovStartFound=!0,0===this.mdats.length&&(this.isProgressive=!0);default:void 0!==this[t]&&o.warn("ISOFile","Duplicate Box of type: "+t+", overriding previous occurrence"),this[t]=r}this.updateUsedBytes&&this.updateUsedBytes(r,e)}},m.prototype.checkBuffer=function(t){if(null==t)throw"Buffer must be defined and non empty";if(void 0===t.fileStart)throw"Buffer must have a fileStart property";return 0===t.byteLength?(o.warn("ISOFile","Ignoring empty buffer (fileStart: "+t.fileStart+")"),this.stream.logBufferLevel(),!1):(o.info("ISOFile","Processing buffer (fileStart: "+t.fileStart+")"),t.usedBytes=0,this.stream.insertBuffer(t),this.stream.logBufferLevel(),!!this.stream.initialized()||(o.warn("ISOFile","Not ready to start parsing"),!1))},m.prototype.appendBuffer=function(t,e){var r;if(this.checkBuffer(t))return this.parse(),this.moovStartFound&&!this.moovStartSent&&(this.moovStartSent=!0,this.onMoovStart&&this.onMoovStart()),this.moov?(this.sampleListBuilt||(this.buildSampleLists(),this.sampleListBuilt=!0),this.updateSampleLists(),this.onReady&&!this.readySent&&(this.readySent=!0,this.onReady(this.getInfo())),this.processSamples(e),this.nextSeekPosition?(r=this.nextSeekPosition,this.nextSeekPosition=void 0):r=this.nextParsePosition,this.stream.getEndFilePositionAfter&&(r=this.stream.getEndFilePositionAfter(r))):r=this.nextParsePosition?this.nextParsePosition:0,this.sidx&&this.onSidx&&!this.sidxSent&&(this.onSidx(this.sidx),this.sidxSent=!0),this.meta&&(this.flattenItemInfo&&!this.itemListBuilt&&(this.flattenItemInfo(),this.itemListBuilt=!0),this.processItems&&this.processItems(this.onItem)),this.stream.cleanBuffers&&(o.info("ISOFile","Done processing buffer (fileStart: "+t.fileStart+") - next buffer to fetch should have a fileStart position of "+r),this.stream.logBufferLevel(),this.stream.cleanBuffers(),this.stream.logBufferLevel(!0),o.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize())),r},m.prototype.getInfo=function(){var t,e,r,n,s,a,o={},u=/* @__PURE__ */new Date("1904-01-01T00:00:00Z").getTime();if(this.moov)for(o.hasMoov=!0,o.duration=this.moov.mvhd.duration,o.timescale=this.moov.mvhd.timescale,o.isFragmented=null!=this.moov.mvex,o.isFragmented&&this.moov.mvex.mehd&&(o.fragment_duration=this.moov.mvex.mehd.fragment_duration),o.isProgressive=this.isProgressive,o.hasIOD=null!=this.moov.iods,o.brands=[],o.brands.push(this.ftyp.major_brand),o.brands=o.brands.concat(this.ftyp.compatible_brands),o.created=new Date(u+1e3*this.moov.mvhd.creation_time),o.modified=new Date(u+1e3*this.moov.mvhd.modification_time),o.tracks=[],o.audioTracks=[],o.videoTracks=[],o.subtitleTracks=[],o.metadataTracks=[],o.hintTracks=[],o.otherTracks=[],t=0;t0?o.mime+='video/mp4; codecs="':o.audioTracks&&o.audioTracks.length>0?o.mime+='audio/mp4; codecs="':o.mime+='application/mp4; codecs="',t=0;t=r.samples.length)&&(o.info("ISOFile","Sending fragmented data on track #"+n.id+" for samples ["+Math.max(0,r.nextSample-n.nb_samples)+","+(r.nextSample-1)+"]"),o.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize()),this.onSegment&&this.onSegment(n.id,n.user,n.segmentStream.buffer,r.nextSample,t||r.nextSample>=r.samples.length),n.segmentStream=null,n!==this.fragmentedTracks[e]))break}}if(null!==this.onSamples)for(e=0;e=r.samples.length)&&(o.debug("ISOFile","Sending samples on track #"+a.id+" for sample "+r.nextSample),this.onSamples&&this.onSamples(a.id,a.user,a.samples),a.samples=[],a!==this.extractedTracks[e]))break}}}},m.prototype.getBox=function(t){var e=this.getBoxes(t,!0);return e.length?e[0]:null},m.prototype.getBoxes=function(t,e){var r=[];return m._sweep.call(this,t,r,e),r},m._sweep=function(t,e,r){for(var n in this.type&&this.type==t&&e.push(this),this.boxes){if(e.length&&r)return;m._sweep.call(this.boxes[n],t,e,r)}},m.prototype.getTrackSamplesInfo=function(t){var e=this.getTrackById(t);if(e)return e.samples},m.prototype.getTrackSample=function(t,e){var r=this.getTrackById(t);return this.getSample(r,e)},m.prototype.releaseUsedSamples=function(t,e){var r=0,n=this.getTrackById(t);n.lastValidSample||(n.lastValidSample=0);for(var s=n.lastValidSample;st*s.timescale){c=n-1;break}e&&s.is_sync&&(l=n)}for(e&&(c=l),t=r.samples[c].cts,r.nextSample=c;r.samples[c].alreadyRead===r.samples[c].size&&r.samples[c+1];)c++;return u=r.samples[c].offset+r.samples[c].alreadyRead,o.info("ISOFile","Seeking to "+(e?"RAP":"")+" sample #"+r.nextSample+" on track "+r.tkhd.track_id+", time "+o.getDurationString(t,a)+" and offset: "+u),{offset:u,time:t/a}},m.prototype.getTrackDuration=function(t){var e;return t.samples?((e=t.samples[t.samples.length-1]).cts+e.duration)/e.timescale:1/0},m.prototype.seek=function(t,e){var r,n,s,a=this.moov,u={offset:1/0,time:1/0};if(this.moov){for(s=0;sthis.getTrackDuration(r))&&((n=this.seekTrack(t,e,r)).offset-1){o=l;break}switch(o){case"Visual":if(s.add("vmhd").set("graphicsmode",0).set("opcolor",[0,0,0]),a.set("width",e.width).set("height",e.height).set("horizresolution",4718592).set("vertresolution",4718592).set("frame_count",1).set("compressorname",e.type+" Compressor").set("depth",24),e.avcDecoderConfigRecord){var d=new f.avcCBox;d.parse(new u(e.avcDecoderConfigRecord)),a.addBox(d)}else if(e.hevcDecoderConfigRecord){var p=new f.hvcCBox;p.parse(new u(e.hevcDecoderConfigRecord)),a.addBox(p)}break;case"Audio":s.add("smhd").set("balance",e.balance||0),a.set("channel_count",e.channel_count||2).set("samplesize",e.samplesize||16).set("samplerate",e.samplerate||65536);break;case"Hint":s.add("hmhd");break;case"Subtitle":s.add("sthd"),"stpp"===e.type&&a.set("namespace",e.namespace||"nonamespace").set("schema_location",e.schema_location||"").set("auxiliary_mime_types",e.auxiliary_mime_types||"");break;default:s.add("nmhd")}e.description&&a.addBox(e.description),e.description_boxes&&e.description_boxes.forEach(function(t){a.addBox(t)}),s.add("dinf").add("dref").addEntry(new f["url Box"]().set("flags",1));var m=s.add("stbl");return m.add("stsd").addEntry(a),m.add("stts").set("sample_counts",[]).set("sample_deltas",[]),m.add("stsc").set("first_chunk",[]).set("samples_per_chunk",[]).set("sample_description_index",[]),m.add("stco").set("chunk_offsets",[]),m.add("stsz").set("sample_sizes",[]),this.moov.mvex.add("trex").set("track_id",e.id).set("default_sample_description_index",e.default_sample_description_index||1).set("default_sample_duration",e.default_sample_duration||0).set("default_sample_size",e.default_sample_size||0).set("default_sample_flags",e.default_sample_flags||0),this.buildTrakSampleLists(r),e.id}},f.Box.prototype.computeSize=function(t){var e=t||new l;e.endianness=l.BIG_ENDIAN,this.write(e)},m.prototype.addSample=function(t,e,r){var n=r||{},s={},a=this.getTrackById(t);if(null!==a){s.number=a.samples.length,s.track_id=a.tkhd.track_id,s.timescale=a.mdia.mdhd.timescale,s.description_index=n.sample_description_index?n.sample_description_index-1:0,s.description=a.mdia.minf.stbl.stsd.entries[s.description_index],s.data=e,s.size=e.byteLength,s.alreadyRead=s.size,s.duration=n.duration||1,s.cts=n.cts||0,s.dts=n.dts||0,s.is_sync=n.is_sync||!1,s.is_leading=n.is_leading||0,s.depends_on=n.depends_on||0,s.is_depended_on=n.is_depended_on||0,s.has_redundancy=n.has_redundancy||0,s.degradation_priority=n.degradation_priority||0,s.offset=0,s.subsamples=n.subsamples,a.samples.push(s),a.samples_size+=s.size,a.samples_duration+=s.duration,void 0===a.first_dts&&(a.first_dts=n.dts),this.processSamples();var o=this.createSingleSampleMoof(s);return this.addBox(o),o.computeSize(),o.trafs[0].truns[0].data_offset=o.size+8,this.add("mdat").data=new Uint8Array(e),s}},m.prototype.createSingleSampleMoof=function(t){var e=0;e=t.is_sync?33554432:65536;var r=new f.moofBox;r.add("mfhd").set("sequence_number",this.nextMoofNumber),this.nextMoofNumber++;var n=r.add("traf"),s=this.getTrackById(t.track_id);return n.add("tfhd").set("track_id",t.track_id).set("flags",f.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),n.add("tfdt").set("baseMediaDecodeTime",t.dts-(s.first_dts||0)),n.add("trun").set("flags",f.TRUN_FLAGS_DATA_OFFSET|f.TRUN_FLAGS_DURATION|f.TRUN_FLAGS_SIZE|f.TRUN_FLAGS_FLAGS|f.TRUN_FLAGS_CTS_OFFSET).set("data_offset",0).set("first_sample_flags",0).set("sample_count",1).set("sample_duration",[t.duration]).set("sample_size",[t.size]).set("sample_flags",[e]).set("sample_composition_time_offset",[t.cts-t.dts]),r},m.prototype.lastMoofIndex=0,m.prototype.samplesDataSize=0,m.prototype.resetTables=function(){var t,e,r,n,s,a;for(this.initial_duration=this.moov.mvhd.duration,this.moov.mvhd.duration=0,t=0;t=2&&(l=s[o].grouping_type+"/0",(u=new c(s[o].grouping_type,0)).is_fragment=!0,e.sample_groups_info[l]||(e.sample_groups_info[l]=u))}else for(o=0;o=2&&(l=n[o].grouping_type+"/0",u=new c(n[o].grouping_type,0),t.sample_groups_info[l]||(t.sample_groups_info[l]=u))},m.setSampleGroupProperties=function(t,e,r,n){var s,a,o;for(s in e.sample_groups=[],n)e.sample_groups[s]={},e.sample_groups[s].grouping_type=n[s].grouping_type,e.sample_groups[s].grouping_type_parameter=n[s].grouping_type_parameter,r>=n[s].last_sample_in_run&&(n[s].last_sample_in_run<0&&(n[s].last_sample_in_run=0),n[s].entry_index++,n[s].entry_index<=n[s].sbgp.entries.length-1&&(n[s].last_sample_in_run+=n[s].sbgp.entries[n[s].entry_index].sample_count)),n[s].entry_index<=n[s].sbgp.entries.length-1?e.sample_groups[s].group_description_index=n[s].sbgp.entries[n[s].entry_index].group_description_index:e.sample_groups[s].group_description_index=-1,0!==e.sample_groups[s].group_description_index&&(o=n[s].fragment_description?n[s].fragment_description:n[s].description,e.sample_groups[s].group_description_index>0?(a=e.sample_groups[s].group_description_index>65535?(e.sample_groups[s].group_description_index>>16)-1:e.sample_groups[s].group_description_index-1,o&&a>=0&&(e.sample_groups[s].description=o.entries[a])):o&&o.version>=2&&o.default_group_description_index>0&&(e.sample_groups[s].description=o.entries[o.default_group_description_index-1]))},m.process_sdtp=function(t,e,r){e&&(t?(e.is_leading=t.is_leading[r],e.depends_on=t.sample_depends_on[r],e.is_depended_on=t.sample_is_depended_on[r],e.has_redundancy=t.sample_has_redundancy[r]):(e.is_leading=0,e.depends_on=0,e.is_depended_on=0,e.has_redundancy=0))},m.prototype.buildSampleLists=function(){var t,e;for(t=0;t"u")){for(e=0;eb&&(w++,b<0&&(b=0),b+=a.sample_counts[w]),e>0?(t.samples[e-1].duration=a.sample_deltas[w],t.samples_duration+=t.samples[e-1].duration,A.dts=t.samples[e-1].dts+t.samples[e-1].duration):A.dts=0,o?(e>=S&&(x++,S<0&&(S=0),S+=o.sample_counts[x]),A.cts=t.samples[e].dts+o.sample_offsets[x]):A.cts=A.dts,u?(e==u.sample_numbers[E]-1?(A.is_sync=!0,E++):(A.is_sync=!1,A.degradation_priority=0),c&&c.entries[U].sample_delta+T==e+1&&(A.subsamples=c.entries[U].subsamples,T+=c.entries[U].sample_delta,U++)):A.is_sync=!0,m.process_sdtp(t.mdia.minf.stbl.sdtp,A,A.number),d?A.degradation_priority=d.priority[e]:A.degradation_priority=0,c&&c.entries[U].sample_delta+T==e&&(A.subsamples=c.entries[U].subsamples,T+=c.entries[U].sample_delta),(h.length>0||f.length>0)&&m.setSampleGroupProperties(t,A,e,t.sample_groups_info)}e>0&&(t.samples[e-1].duration=Math.max(t.mdia.mdhd.duration-t.samples[e-1].dts,0),t.samples_duration+=t.samples[e-1].duration)}},m.prototype.updateSampleLists=function(){var t,e,r,n,s,a,o,u,l,c,h,d,p,_;if(void 0!==this.moov){for(;this.lastMoofIndex0&&m.initSampleGroups(h,c,c.sbgps,h.mdia.minf.stbl.sgpds,c.sgpds),e=0;e0?p.dts=h.samples[h.samples.length-2].dts+h.samples[h.samples.length-2].duration:(c.tfdt?p.dts=c.tfdt.baseMediaDecodeTime:p.dts=0,h.first_traf_merged=!0),p.cts=p.dts,y.flags&f.TRUN_FLAGS_CTS_OFFSET&&(p.cts=p.dts+y.sample_composition_time_offset[r]),_=o,y.flags&f.TRUN_FLAGS_FLAGS?_=y.sample_flags[r]:0===r&&y.flags&f.TRUN_FLAGS_FIRST_FLAG&&(_=y.first_sample_flags),p.is_sync=!(_>>16&1),p.is_leading=_>>26&3,p.depends_on=_>>24&3,p.is_depended_on=_>>22&3,p.has_redundancy=_>>20&3,p.degradation_priority=65535&_;var g=!!(c.tfhd.flags&f.TFHD_FLAG_BASE_DATA_OFFSET),v=!!(c.tfhd.flags&f.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),b=!!(y.flags&f.TRUN_FLAGS_DATA_OFFSET),w=0;w=g?c.tfhd.base_data_offset:v||0===e?l.start:u,0===e&&0===r?b?p.offset=w+y.data_offset:p.offset=w:p.offset=u,u=p.offset+p.size,(c.sbgps.length>0||c.sgpds.length>0||h.mdia.minf.stbl.sbgps.length>0||h.mdia.minf.stbl.sgpds.length>0)&&m.setSampleGroupProperties(h,p,p.number_in_traf,c.sample_groups_info)}}if(c.subs){h.has_fragment_subsamples=!0;var S=c.first_sample_index;for(e=0;e-1))return null;var a=(r=this.stream.buffers[s]).byteLength-(n.offset+n.alreadyRead-r.fileStart);if(n.size-n.alreadyRead<=a)return o.debug("ISOFile","Getting sample #"+e+" data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-r.fileStart)+" read size: "+(n.size-n.alreadyRead)+" full size: "+n.size+")"),l.memcpy(n.data.buffer,n.alreadyRead,r,n.offset+n.alreadyRead-r.fileStart,n.size-n.alreadyRead),r.usedBytes+=n.size-n.alreadyRead,this.stream.logBufferLevel(),n.alreadyRead=n.size,n;if(0===a)return null;o.debug("ISOFile","Getting sample #"+e+" partial data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-r.fileStart)+" read size: "+a+" full size: "+n.size+")"),l.memcpy(n.data.buffer,n.alreadyRead,r,n.offset+n.alreadyRead-r.fileStart,a),n.alreadyRead+=a,r.usedBytes+=a,this.stream.logBufferLevel()}},m.prototype.releaseSample=function(t,e){var r=t.samples[e];return r.data?(this.samplesDataSize-=r.size,r.data=null,r.alreadyRead=0,r.size):0},m.prototype.getAllocatedSampleDataSize=function(){return this.samplesDataSize},m.prototype.getCodecs=function(){var t,e="";for(t=0;t0&&(e+=","),e+=r.mdia.minf.stbl.stsd.entries[0].getCodec()}return e},m.prototype.getTrexById=function(t){var e;if(!this.moov||!this.moov.mvex)return null;for(e=0;e0&&(r.protection=s.ipro.protections[s.iinf.item_infos[t].protection_index-1]),s.iinf.item_infos[t].item_type?r.type=s.iinf.item_infos[t].item_type:r.type="mime",r.content_type=s.iinf.item_infos[t].content_type,r.content_encoding=s.iinf.item_infos[t].content_encoding;if(s.iloc)for(t=0;t0&&f.property_index-1-1))return null;var u=(e=this.stream.buffers[a]).byteLength-(s.offset+s.alreadyRead-e.fileStart);if(!(s.length-s.alreadyRead<=u))return o.debug("ISOFile","Getting item #"+t+" extent #"+n+" partial data (alreadyRead: "+s.alreadyRead+" offset: "+(s.offset+s.alreadyRead-e.fileStart)+" read size: "+u+" full extent size: "+s.length+" full item size: "+r.size+")"),l.memcpy(r.data.buffer,r.alreadyRead,e,s.offset+s.alreadyRead-e.fileStart,u),s.alreadyRead+=u,r.alreadyRead+=u,e.usedBytes+=u,this.stream.logBufferLevel(),null;o.debug("ISOFile","Getting item #"+t+" extent #"+n+" data (alreadyRead: "+s.alreadyRead+" offset: "+(s.offset+s.alreadyRead-e.fileStart)+" read size: "+(s.length-s.alreadyRead)+" full extent size: "+s.length+" full item size: "+r.size+")"),l.memcpy(r.data.buffer,r.alreadyRead,e,s.offset+s.alreadyRead-e.fileStart,s.length-s.alreadyRead),e.usedBytes+=s.length-s.alreadyRead,this.stream.logBufferLevel(),r.alreadyRead+=s.length-s.alreadyRead,s.alreadyRead=s.length}}return r.alreadyRead===r.size?r:null},m.prototype.releaseItem=function(t){var e=this.items[t];if(!e.data)return 0;this.itemsDataSize-=e.size,e.data=null,e.alreadyRead=0;for(var r=0;r0?this.moov.traks[t].samples[0].duration:0),e.push(n)}return e},f.Box.prototype.printHeader=function(t){this.size+=8,this.size>4294967296&&(this.size+=8),"uuid"===this.type&&(this.size+=16),t.log(t.indent+"size:"+this.size),t.log(t.indent+"type:"+this.type)},f.FullBox.prototype.printHeader=function(t){this.size+=4,f.Box.prototype.printHeader.call(this,t),t.log(t.indent+"version:"+this.version),t.log(t.indent+"flags:"+this.flags)},f.Box.prototype.print=function(t){this.printHeader(t)},f.ContainerBox.prototype.print=function(t){this.printHeader(t);for(var e=0;e>8)),t.log(t.indent+"matrix: "+this.matrix.join(", ")),t.log(t.indent+"next_track_id: "+this.next_track_id)},f.tkhdBox.prototype.print=function(t){f.FullBox.prototype.printHeader.call(this,t),t.log(t.indent+"creation_time: "+this.creation_time),t.log(t.indent+"modification_time: "+this.modification_time),t.log(t.indent+"track_id: "+this.track_id),t.log(t.indent+"duration: "+this.duration),t.log(t.indent+"volume: "+(this.volume>>8)),t.log(t.indent+"matrix: "+this.matrix.join(", ")),t.log(t.indent+"layer: "+this.layer),t.log(t.indent+"alternate_group: "+this.alternate_group),t.log(t.indent+"width: "+this.width),t.log(t.indent+"height: "+this.height)},(_={}).createFile=function(t,e){var r=new m(e);return r.discardMdatData=!(void 0===t||t),r},rQ.createFile=_.createFile;var rJ=/* @__PURE__ */rq(rQ),r$={sampleRate:48e3,channelCount:2,codec:"mp4a.40.2"};function r0(t,e){var r=e.videoTracks[0],n={};if(null!=r){var s=function(t){var e=!0,r=!1,n=void 0;try{for(var s,a=t.mdia.minf.stbl.stsd.entries[Symbol.iterator]();!(e=(s=a.next()).done);e=!0){var o,u,l=s.value,c=null!==(u=null!==(o=l.avcC)&&void 0!==o?o:l.hvcC)&&void 0!==u?u:l.vpcC;if(null!=c){var h=new rJ.DataStream(void 0,0,rJ.DataStream.BIG_ENDIAN);return c.write(h),new Uint8Array(h.buffer.slice(8))}}}catch(t){r=!0,n=t}finally{try{e||null==a.return||a.return()}finally{if(r)throw n}}throw Error("avcC, hvcC or VPX not found")}(t.getTrackById(r.id)).buffer,a=r.codec.startsWith("avc1")?{descKey:"avcDecoderConfigRecord",type:"avc1"}:r.codec.startsWith("hvc1")?{descKey:"hevcDecoderConfigRecord",type:"hvc1"}:{descKey:"",type:""},o=a.descKey,u=a.type;""!==o&&(n.videoTrackConf=(0,eb._)({timescale:r.timescale,duration:r.duration,width:r.video.width,height:r.video.height,brands:e.brands,type:u},o,s)),n.videoDecoderConf={codec:r.codec,codedHeight:r.video.height,codedWidth:r.video.width,description:s}}var l=e.audioTracks[0];if(null!=l){var c=r1(t);n.audioTrackConf={timescale:l.timescale,samplerate:l.audio.sample_rate,channel_count:l.audio.channel_count,hdlr:"soun",type:l.codec.startsWith("mp4a")?"mp4a":l.codec,description:r1(t)},n.audioDecoderConf=(0,eE._)({codec:l.codec.startsWith("mp4a")?r$.codec:l.codec,numberOfChannels:l.audio.channel_count,sampleRate:l.audio.sample_rate},null==c?{}:function(t){var e,r=null==(e=t.esd.descs[0])?void 0:e.descs[0];if(null==r)return{};var n=(0,eA._)(r.data,2),s=n[0],a=n[1];return{sampleRate:[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350][((7&s)<<1)+(a>>7)],numberOfChannels:(127&a)>>3}}(c))}return n}function r1(t){var e,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"mp4a",n=null==(e=t.moov)?void 0:e.traks.map(function(t){return t.mdia.minf.stbl.stsd.entries}).flat().find(function(t){return t.type===r});return null==n?void 0:n.esds}var r2=function t(){(0,eg._)(this,t),eL(this,"readable"),eL(this,"writable"),eN(this,C,0);var e,r=rJ.createFile(),n=!1,s=this;this.readable=new ReadableStream({start:function(t){r.onReady=function(e){var n,s,a=null==(n=e.videoTracks[0])?void 0:n.id;null!=a&&r.setExtractionOptions(a,"video",{nbSamples:100});var o=null==(s=e.audioTracks[0])?void 0:s.id;null!=o&&r.setExtractionOptions(o,"audio",{nbSamples:100}),t.enqueue({chunkType:"ready",data:{info:e,file:r}}),r.start()};var e={};r.onSamples=function(n,s,a){var o;t.enqueue({chunkType:"samples",data:{id:n,type:s,samples:a.map(function(t){return(0,eE._)({},t)})}}),e[n]=(null!==(o=e[n])&&void 0!==o?o:0)+a.length,r.releaseUsedSamples(n,e[n])},r.onFlush=function(){t.close()}},cancel:function(){r.stop(),n=!0}},{highWaterMark:50}),this.writable=new WritableStream({write:(e=(0,ey._)(function(t){var e;return(0,eB._)(this,function(a){return n?s.writable.abort():((e=t.buffer).fileStart=eM(s,C),ej(s,C,eM(s,C)+e.byteLength),r.appendBuffer(e)),[2]})}),function(t){return e.apply(this,arguments)}),close:function(){var t;r.flush(),r.stop(),null==(t=r.onFlush)||t.call(r)}})};C=new WeakMap;var r3=0;function r4(t){return"file"===t.kind&&t.createReader instanceof Function}var r6=/*#__PURE__*/function(){function t(e){var r,n,s,a=this,o=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{audio:!0};if((0,eg._)(this,t),eN(this,B,rw.create("MP4Clip id:".concat(r3++,","))),eL(this,"ready"),eN(this,P,!1),eN(this,R,{duration:0,width:0,height:0,audioSampleRate:0,audioChanCount:0}),eN(this,F),eN(this,D,1),eN(this,z,[]),eN(this,L,[]),eN(this,O,null),eN(this,M,null),eN(this,N,{video:null,audio:null}),eN(this,j,{audio:!0}),eL(this,"tickInterceptor",(r=(0,ey._)(function(t,e){return(0,eB._)(this,function(t){return[2,e]})}),function(t,e){return r.apply(this,arguments)})),eN(this,G,new AbortController),!(e instanceof ReadableStream)&&!r4(e)&&!Array.isArray(e.videoSamples))throw Error("Illegal argument");ej(this,j,(0,eE._)({},o)),ej(this,D,"object"==typeof o.audio&&"volume"in o.audio?o.audio.volume:1);var u=this,l=(n=(0,ey._)(function(t){return(0,eB._)(this,function(e){switch(e.label){case 0:return[4,rn(eM(u,F),t)];case 1:return e.sent(),[4,eM(u,F).stream()];case 2:return[2,e.sent()]}})}),function(t){return n.apply(this,arguments)}),c=this;ej(this,F,r4(e)?e:"localFile"in e?e.localFile:rm()),this.ready=(e instanceof ReadableStream?l(e).then(function(t){return r9(t,eM(a,j))}):r4(e)?e.stream().then(function(t){return r9(t,eM(a,j))}):Promise.resolve(e)).then((s=(0,ey._)(function(t){var e,r,n,s,a,o,u;return(0,eB._)(this,function(l){switch(l.label){case 0:return e=t.videoSamples,r=t.audioSamples,n=t.decoderConf,ej(c,z,e),ej(c,L,r),ej(c,N,n),u=[{video:null==n.video?null:(0,eU._)((0,eE._)({},n.video),{hardwareAcceleration:eM(c,j).__unsafe_hardwareAcceleration__}),audio:n.audio}],[4,eM(c,F).createReader()];case 1:return a=(s=r5.apply(void 0,u.concat([l.sent(),e,r,!1!==eM(c,j).audio?eM(c,D):null]))).videoFrameFinder,o=s.audioFrameFinder,[2,(ej(c,O,a),ej(c,M,o),ej(c,R,function(t,e,r){var n,s,a={duration:0,width:0,height:0,audioSampleRate:0,audioChanCount:0};null!=t.video&&e.length>0&&(a.width=null!==(n=t.video.codedWidth)&&void 0!==n?n:0,a.height=null!==(s=t.video.codedHeight)&&void 0!==s?s:0),null!=t.audio&&r.length>0&&(a.audioSampleRate=r$.sampleRate,a.audioChanCount=r$.channelCount);var o=0,u=0;if(e.length>0)for(var l=e.length-1;l>=0;l--){var c=e[l];if(!c.deleted){o=c.cts+c.duration;break}}if(r.length>0){var h=r.at(-1);u=h.cts+h.duration}return a.duration=Math.max(o,u),a}(n,e,r)),eM(c,B).info("MP4Clip meta:",eM(c,R)),(0,eE._)({},eM(c,R)))]}})}),function(t){return s.apply(this,arguments)}))}return(0,ev._)(t,[{key:"meta",get:function(){return(0,eE._)({},eM(this,R))}},{key:"tick",value:function(t){var e=this;return(0,ey._)(function(){var r,n,s,a,o,u,l;return(0,eB._)(this,function(c){switch(c.label){case 0:if(!(t>=eM(e,R).duration))return[3,2];return[4,e.tickInterceptor(t,{audio:[],state:"done"})];case 1:return[2,c.sent()];case 2:return[4,Promise.all([null!==(s=null==(r=eM(e,M))?void 0:r.find(t))&&void 0!==s?s:[],null==(n=eM(e,O))?void 0:n.find(t)])];case 3:if(o=(a=(0,eA._).apply(void 0,[c.sent(),2]))[0],null!=(u=a[1]))return[3,5];return[4,e.tickInterceptor(t,{audio:o,state:"success"})];case 4:return l=c.sent(),[3,7];case 5:return[4,e.tickInterceptor(t,{video:u,audio:o,state:"success"})];case 6:l=c.sent(),c.label=7;case 7:return[2,l]}})})()}},{key:"thumbnails",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:100,e=arguments.length>1?arguments[1]:void 0,r=this;return(0,ey._)(function(){var n,s,a,o;return(0,eB._)(this,function(u){switch(u.label){case 0:return eM(r,G).abort(),ej(r,G,new AbortController),n=eM(r,G).signal,[4,r.ready];case 1:var l,c,h,f,d,p;if(u.sent(),s="generate thumbnails aborted",n.aborted)throw Error(s);return c=Math.round(t/(a=eM(r,R)).width*a.height),h={quality:.1,type:"image/png"},p=(d=new OffscreenCanvas(t,c)).getContext("2d"),f=(0,ey._)(function(e){return(0,eB._)(this,function(r){switch(r.label){case 0:return p.drawImage(e,0,0,t,c),e.close(),[4,d.convertToBlob(h)];case 1:return[2,r.sent()]}})}),o=function(t){return f.apply(this,arguments)},[2,new Promise((l=(0,ey._)(function(t,a){var u,l,c,h,f,d,p,m,_,y,g,v;function b(){return w.apply(this,arguments)}function w(){return(w=(0,ey._)(function(){return(0,eB._)(this,function(e){switch(e.label){case 0:var r;if(n.aborted)return[3,2];return[4,Promise.all(u.map((r=(0,ey._)(function(t){var e;return(0,eB._)(this,function(r){switch(r.label){case 0:return e={ts:t.ts},[4,t.img];case 1:return[2,(e.img=r.sent(),e)]}})}),function(t){return r.apply(this,arguments)})))];case 1:t.apply(void 0,[e.sent()]),e.label=2;case 2:return[2]}})})).apply(this,arguments)}function S(t){u.push({ts:t.timestamp,img:o(t)})}return(0,eB._)(this,function(t){switch(t.label){case 0:if(u=[],null==(l=eM(r,N).video)||0===eM(r,z).length)return b(),[2];if(n.addEventListener("abort",function(){a(Error(s))}),f=void 0===(h=(c=null!=e?e:{}).start)?0:h,p=void 0===(d=c.end)?eM(r,R).duration:d,!(m=c.step))return[3,6];return _=f,g=it.bind,[4,eM(r,F).createReader()];case 1:y=new(g.apply(it,[void 0,t.sent(),eM(r,z),(0,eU._)((0,eE._)({},l),{hardwareAcceleration:eM(r,j).__unsafe_hardwareAcceleration__})])),t.label=2;case 2:if(!(_<=p&&!n.aborted))return[3,5];return[4,y.find(_)];case 3:(v=t.sent())&&S(v),_+=m,t.label=4;case 4:return[3,2];case 5:return y.destroy(),b(),[3,8];case 6:return[4,function(t,e,r,n,s,a){return io.apply(this,arguments)}(eM(r,z),eM(r,F),l,n,{start:f,end:p},function(t,e){S(t),e&&b()})];case 7:t.sent(),t.label=8;case 8:return[2]}})}),function(t,e){return l.apply(this,arguments)}))]}})})()}},{key:"split",value:function(e){var r=this;return(0,ey._)(function(){var n,s,a,o,u,l,c,h;return(0,eB._)(this,function(f){switch(f.label){case 0:return[4,r.ready];case 1:if(f.sent(),e<=0||e>=eM(r,R).duration)throw Error('"time" out of bounds');return s=(n=(0,eA._)(function(t,e){if(0===t.length)return[];for(var r=0,n=0,s=-1,a=0;a=0)break;g.deleted=!0,g.cts=-1}}catch(t){p=!0,m=t}finally{try{d||null==y.return||y.return()}finally{if(p)throw m}}return[l,f]}(eM(r,z),e),2))[0],a=n[1],u=(o=(0,eA._)(function(t,e){if(0===t.length)return[];for(var r=-1,n=0;nt[n].cts)){r=n;break}if(-1===r)throw Error("Not found audio sample by time");return[t.slice(0,r),t.slice(r).map(function(t){return(0,eU._)((0,eE._)({},t),{cts:t.cts-e})})]}(eM(r,L),e),2))[0],l=o[1],c=new t({localFile:eM(r,F),videoSamples:null!=s?s:[],audioSamples:null!=u?u:[],decoderConf:eM(r,N)},eM(r,j)),h=new t({localFile:eM(r,F),videoSamples:null!=a?a:[],audioSamples:null!=l?l:[],decoderConf:eM(r,N)},eM(r,j)),[4,Promise.all([c.ready,h.ready])];case 2:return[2,(f.sent(),[c,h])]}})})()}},{key:"clone",value:function(){var e=this;return(0,ey._)(function(){var r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e.ready];case 1:return n.sent(),[4,(r=new t({localFile:eM(e,F),videoSamples:(0,eI._)(eM(e,z)),audioSamples:(0,eI._)(eM(e,L)),decoderConf:eM(e,N)},eM(e,j))).ready];case 2:return[2,(n.sent(),r.tickInterceptor=e.tickInterceptor,r)]}})})()}},{key:"splitTrack",value:function(){var e=this;return(0,ey._)(function(){var r,n,s;return(0,eB._)(this,function(a){switch(a.label){case 0:return[4,e.ready];case 1:if(a.sent(),r=[],!(eM(e,z).length>0))return[3,3];return[4,(n=new t({localFile:eM(e,F),videoSamples:(0,eI._)(eM(e,z)),audioSamples:[],decoderConf:{video:eM(e,N).video,audio:null}},eM(e,j))).ready];case 2:a.sent(),n.tickInterceptor=e.tickInterceptor,r.push(n),a.label=3;case 3:if(!(eM(e,L).length>0))return[3,5];return[4,(s=new t({localFile:eM(e,F),videoSamples:[],audioSamples:(0,eI._)(eM(e,L)),decoderConf:{audio:eM(e,N).audio,video:null}},eM(e,j))).ready];case 4:a.sent(),s.tickInterceptor=e.tickInterceptor,r.push(s),a.label=5;case 5:return[2,r]}})})()}},{key:"destroy",value:function(){var t,e;eM(this,P)||(eM(this,B).info("MP4Clip destroy"),ej(this,P,!0),null==(t=eM(this,O))||t.destroy(),null==(e=eM(this,M))||e.destroy())}}]),t}();B=new WeakMap,P=new WeakMap,R=new WeakMap,F=new WeakMap,D=new WeakMap,z=new WeakMap,L=new WeakMap,O=new WeakMap,M=new WeakMap,N=new WeakMap,j=new WeakMap,G=new WeakMap;var r8=r6;function r5(t,e,r,n,s){return{audioFrameFinder:null==s||null==t.audio||0===n.length?null:new ie(e,n,t.audio,{volume:s,targetSampleRate:r$.sampleRate}),videoFrameFinder:null==t.video||0===r.length?null:new it(e,r,t.video)}}function r9(t){return r7.apply(this,arguments)}function r7(){return(r7=(0,ey._)(function(t){var e,r,n,s,a,o=arguments;function u(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2?arguments[2]:void 0;return(0,eU._)((0,eE._)({},t),{is_idr:"video"===r&&t.is_sync&&function(t){for(var e=new DataView(t.buffer),r=0;r1&&void 0!==o[1]?o[1]:{},n={video:null,audio:null},s=[],a=[],[2,new Promise((c=(0,ey._)(function(o,l){var c,h,f;return(0,eB._)(this,function(d){var p;return c=-1,h=-1,f=rZ(t.pipeThrough(new r2),{onChunk:(p=(0,ey._)(function(t){var o,d,p,m,_,y,g,v,b,w,S,x,E,U,T,A,I;return(0,eB._)(this,function(k){if(o=t.chunkType,d=t.data,"ready"===o)r=d.info,m=(p=r0(d.file,d.info)).videoDecoderConf,_=p.audioDecoderConf,n.video=null!=m?m:null,n.audio=null!=_?_:null,null==m&&null==_&&(f(),l(Error("MP4Clip must contain at least one video or audio track"))),rw.info("mp4BoxFile moov ready",(0,eU._)((0,eE._)({},d.info),{tracks:null,videoTracks:null,audioTracks:null}),n);else if("samples"===o){if("video"===d.type){-1===c&&(c=d.samples[0].dts),y=!0,g=!1,v=void 0;try{for(b=d.samples[Symbol.iterator]();!(y=(w=b.next()).done);y=!0)S=w.value,s.push(u(S,c,"video"))}catch(t){g=!0,v=t}finally{try{y||null==b.return||b.return()}finally{if(g)throw v}}}else if("audio"===d.type&&e.audio){-1===h&&(h=d.samples[0].dts),x=!0,E=!1,U=void 0;try{for(T=d.samples[Symbol.iterator]();!(x=(A=T.next()).done);x=!0)I=A.value,a.push(u(I,h,"audio"))}catch(t){E=!0,U=t}finally{try{x||null==T.return||T.return()}finally{if(E)throw U}}}}return[2]})}),function(t){return p.apply(this,arguments)}),onDone:function(){var t,e=null!==(t=s.at(-1))&&void 0!==t?t:a.at(-1);if(null==r){l(Error("MP4Clip stream is done, but not emit ready"));return}if(null==e){l(Error("MP4Clip stream not contain any sample"));return}var u=s[0];null!=u&&u.cts<2e5&&(u.duration+=u.cts,u.cts=0),rw.info("mp4 stream parsed"),o({videoSamples:s,audioSamples:a,decoderConf:n})}}),[2]})}),function(t,e){return c.apply(this,arguments)}))]})})).apply(this,arguments)}var it=function t(e,r,n){var s,a,o,u=this;(0,eg._)(this,t),eN(this,Y,null),eN(this,W,0),eN(this,V,{abort:!1,st:performance.now()});var l=this;eL(this,"find",(s=(0,ey._)(function(t){return(0,eB._)(this,function(e){switch(e.label){case 0:return(null==eM(l,Y)||t<=eM(l,W)||t-eM(l,W)>3e6)&&eM(l,te).call(l,t),eM(l,V).abort=!0,ej(l,W,t),ej(l,V,{abort:!1,st:performance.now()}),[4,eM(l,J).call(l,t,eM(l,Y),eM(l,V))];case 1:return[2,e.sent()]}})}),function(t){return s.apply(this,arguments)})),eN(this,H,0),eN(this,X,!1),eN(this,Z,0),eN(this,K,[]),eN(this,q,0),eN(this,Q,0);var c=this;eN(this,J,(a=(0,ey._)(function(t,e,r){var n,s,a,o,u;return(0,eB._)(this,function(l){switch(l.label){case 0:if(null==e||"closed"===e.state||r.abort)return[2,null];if(!(eM(c,K).length>0))return[3,6];if(!(t<(n=eM(c,K)[0]).timestamp))return[3,1];return a=null,[3,5];case 1:if(eM(c,K).shift(),!(t>n.timestamp+(null!==(s=n.duration)&&void 0!==s?s:0)))return[3,3];return n.close(),[4,eM(c,J).call(c,t,e,r)];case 2:return o=l.sent(),[3,4];case 3:eM(c,K).length<10&&eM(c,tt).call(c,e).catch(function(e){throw eM(c,te).call(c,t),e}),o=n,l.label=4;case 4:a=o,l.label=5;case 5:return[2,a];case 6:if(!(eM(c,$)||eM(c,q)0))return[3,8];if(performance.now()-r.st>3e3)throw Error("MP4Clip.tick video timeout, ".concat(JSON.stringify(eM(c,tr).call(c))));return[4,rH(15)];case 7:return l.sent(),[3,12];case 8:if(eM(c,Z)>=c.samples.length)return[2,null];l.label=9;case 9:return l.trys.push([9,11,,12]),[4,eM(c,tt).call(c,e)];case 10:return l.sent(),[3,12];case 11:throw u=l.sent(),eM(c,te).call(c,t),u;case 12:return[4,eM(c,J).call(c,t,e,r)];case 13:return[2,l.sent()]}})}),function(t,e,r){return a.apply(this,arguments)})),eN(this,$,!1);var h=this;eN(this,tt,(o=(0,ey._)(function(t){var e,r,n,s,a,o,u,l;return(0,eB._)(this,function(c){switch(c.label){case 0:if(eM(h,$))return[2];for(ej(h,$,!0),n=eM(h,Z)+1,s=!1;n1e5){for(eM(l,tf).call(l),ej(l,to,t),e=0;e1&&void 0!==a[1]?a[1]:null,r=a.length>2?a[2]:void 0,null==e||r.abort||"closed"===e.state||0===(n=Math.ceil(t*(eM(c,tn)/1e6))))return[2,[]];if((s=eM(c,tl).frameCnt-n)>0)return[2,(se){var l=e-n;r[0].set(o.subarray(0,l),n),r[1].set(u.subarray(0,l),n),t.data[s][0]=o.subarray(l,o.length),t.data[s][1]=u.subarray(l,u.length);break}r[0].set(o,n),r[1].set(u,n),n+=o.length,s++}return t.data=t.data.slice(s),t.frameCnt-=e,r}(eM(c,tl),n))];if(!(e.decodeQueueSize>10))return[3,2];if(performance.now()-r.st>3e3)throw r.abort=!0,Error("MP4Clip.tick audio timeout, ".concat(JSON.stringify(eM(c,td).call(c))));return[4,rH(15)];case 1:return o.sent(),[3,3];case 2:if(eM(c,tu)>=c.samples.length-1)return[2,[]];eM(c,th).call(c,e),o.label=3;case 3:return[2,eM(c,tc).call(c,t,e,r)]}})}),function(t){return o.apply(this,arguments)})),eN(this,th,function(t){if(!(t.decodeQueueSize>100)){for(var e=[],r=eM(u,tu);r=10))break}ej(u,tu,r),t.decode(e.map(function(t){return new EncodedAudioChunk({type:"key",timestamp:t.cts,duration:t.duration,data:t.data})}))}}),eN(this,tf,function(){var t,e,r,n,s,a,o,l;ej(u,to,0),ej(u,tu,0),ej(u,tl,{frameCnt:0,data:[]}),null==(t=eM(u,ts))||t.close(),ej(u,ts,(e=u.conf,r={resampleRate:r$.sampleRate,volume:eM(u,ti)},n=function(t){eM(u,tl).data.push(t),eM(u,tl).frameCnt+=t[0].length},a=function(t){var e=[],r=0;function n(){var s=e[r];null!=s&&(t(s),r+=1,n())}var s=0;return function(t){var r=s;s+=1,t().then(function(t){e[r]=t,n()}).catch(function(t){e[r]=t,n()})}}(s=function(t){if(0!==t.length){var e=!0,s=!1,a=void 0;if(1!==r.volume)try{for(var o,u=t[Symbol.iterator]();!(e=(o=u.next()).done);e=!0)for(var l=o.value,c=0;c=s.start&&t.cts<=s.end}),o)];case 2:return 0===(c=h.sent()).length||n.aborted||(l.configure(r),is(l,c,{})),[2]}})})).apply(this,arguments)}ti=new WeakMap,tn=new WeakMap,ts=new WeakMap,ta=new WeakMap,to=new WeakMap,tu=new WeakMap,tl=new WeakMap,tc=new WeakMap,th=new WeakMap,tf=new WeakMap,td=new WeakMap;var iu=/*#__PURE__*/function(){function t(e){var r=this;(0,eg._)(this,t),eN(this,ty),eL(this,"ready"),eN(this,tp,{duration:0,width:0,height:0}),eN(this,tm,null),eN(this,t_,[]);var n=function(t){return ej(r,tm,t),eM(r,tp).width=t.width,eM(r,tp).height=t.height,eM(r,tp).duration=1/0,(0,eE._)({},eM(r,tp))};if(e instanceof ReadableStream)this.ready=new Response(e).blob().then(function(t){return createImageBitmap(t)}).then(n);else if(e instanceof ImageBitmap)this.ready=Promise.resolve(n(e));else if(Array.isArray(e)&&e.every(function(t){return t instanceof VideoFrame})){ej(this,t_,e);var s=eM(this,t_)[0];if(null==s)throw Error("The frame count must be greater than 0");ej(this,tp,{width:s.displayWidth,height:s.displayHeight,duration:eM(this,t_).reduce(function(t,e){var r;return t+(null!==(r=e.duration)&&void 0!==r?r:0)},0)}),this.ready=Promise.resolve((0,eU._)((0,eE._)({},eM(this,tp)),{duration:1/0}))}else if("type"in e)this.ready=eG(this,ty,tg).call(this,e.stream,e.type).then(function(){return{width:eM(r,tp).width,height:eM(r,tp).height,duration:1/0}});else throw Error("Illegal arguments")}return(0,ev._)(t,[{key:"meta",get:function(){return(0,eE._)({},eM(this,tp))}},{key:"tick",value:function(t){var e=this;return(0,ey._)(function(){var r,n,s;return(0,eB._)(this,function(a){switch(a.label){case 0:if(!(null!=eM(e,tm)))return[3,2];return r={},[4,createImageBitmap(eM(e,tm))];case 1:return[2,(r.video=a.sent(),r.state="success",r)];case 2:return n=t%eM(e,tp).duration,[2,{video:(null!==(s=eM(e,t_).find(function(t){var e;return n>=t.timestamp&&n<=t.timestamp+(null!==(e=t.duration)&&void 0!==e?e:0)}))&&void 0!==s?s:eM(e,t_)[0]).clone(),state:"success"}]}})})()}},{key:"split",value:function(e){var r=this;return(0,ey._)(function(){var n,s,a,o,u,l,c;return(0,eB._)(this,function(h){switch(h.label){case 0:return[4,r.ready];case 1:if(h.sent(),null==eM(r,tm))return[3,4];return n=t.bind,[4,createImageBitmap(eM(r,tm))];case 2:return s=[new(n.apply(t,[void 0,h.sent()]))],a=t.bind,[4,createImageBitmap(eM(r,tm))];case 3:return[2,s.concat([new(a.apply(t,[void 0,h.sent()]))])];case 4:for(u=0,o=-1;ueM(r,t_)[u].timestamp)){o=u;break}if(-1===o)throw Error("Not found frame by time");return l=eM(r,t_).slice(0,o).map(function(t){return new VideoFrame(t)}),c=eM(r,t_).slice(o).map(function(t){return new VideoFrame(t,{timestamp:t.timestamp-e})}),[2,[new t(l),new t(c)]]}})})()}},{key:"clone",value:function(){var e=this;return(0,ey._)(function(){var r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e.ready];case 1:if(n.sent(),null!=eM(e,tm))return[3,2];return r=eM(e,t_).map(function(t){return t.clone()}),[3,4];case 2:return[4,createImageBitmap(eM(e,tm))];case 3:r=n.sent(),n.label=4;case 4:return[2,new t(r)]}})})()}},{key:"destroy",value:function(){var t;rw.info("ImgClip destroy"),null==(t=eM(this,tm))||t.close(),eM(this,t_).forEach(function(t){return t.close()})}}]),t}();tp=new WeakMap,tm=new WeakMap,t_=new WeakMap,ty=new WeakSet,y=(0,ey._)(function(t,e){var r,n;return(0,eB._)(this,function(s){switch(s.label){case 0:return r=[this,t_],[4,rj(t,e)];case 1:if(ej.apply(void 0,r.concat([s.sent()])),null==(n=eM(this,t_)[0]))throw Error("No frame available in gif");return ej(this,tp,{duration:eM(this,t_).reduce(function(t,e){var r;return t+(null!==(r=e.duration)&&void 0!==r?r:0)},0),width:n.codedWidth,height:n.codedHeight}),rw.info("ImgClip ready:",eM(this,tp)),[2]}})}),tg=function(t,e){return y.apply(this,arguments)};var il=iu,ic=/*#__PURE__*/function(){function t(e){var r=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};(0,eg._)(this,t),eN(this,tx),eL(this,"ready"),eN(this,tv,{duration:0,width:0,height:0}),eN(this,tb,new Float32Array),eN(this,tw,new Float32Array),eN(this,tS),eN(this,tU,0),eN(this,tT,0),ej(this,tS,(0,eE._)({loop:!1,volume:1},n)),this.ready=eG(this,tx,tE).call(this,e).then(function(){return{width:0,height:0,duration:n.loop?1/0:eM(r,tv).duration}})}return(0,ev._)(t,[{key:"meta",get:function(){return(0,eU._)((0,eE._)({},eM(this,tv)),{sampleRate:r$.sampleRate,chanCount:2})}},{key:"getPCMData",value:function(){return[eM(this,tb),eM(this,tw)]}},{key:"tick",value:function(t){var e=this;return(0,ey._)(function(){var r,n,s,a;return(0,eB._)(this,function(o){return!eM(e,tS).loop&&t>=eM(e,tv).duration?[2,{audio:[],state:"done"}]:(r=t-eM(e,tU),t3e6)?[2,(ej(e,tU,t),ej(e,tT,Math.ceil(eM(e,tU)/1e6*r$.sampleRate)),{audio:[new Float32Array(0),new Float32Array(0)],state:"success"})]:(ej(e,tU,t),n=Math.ceil(r/1e6*r$.sampleRate),s=eM(e,tT)+n,a=eM(e,tS).loop?[rX(eM(e,tb),eM(e,tT),s),rX(eM(e,tw),eM(e,tT),s)]:[eM(e,tb).slice(eM(e,tT),s),eM(e,tw).slice(eM(e,tT),s)],[2,(ej(e,tT,s),{audio:a,state:"success"})])})})()}},{key:"split",value:function(e){var r=this;return(0,ey._)(function(){var n;return(0,eB._)(this,function(s){switch(s.label){case 0:return[4,r.ready];case 1:return s.sent(),n=Math.ceil(e/1e6*r$.sampleRate),[2,[new t(r.getPCMData().map(function(t){return t.slice(0,n)}),eM(r,tS)),new t(r.getPCMData().map(function(t){return t.slice(n)}),eM(r,tS))]]}})})()}},{key:"clone",value:function(){var e=this;return(0,ey._)(function(){var r;return(0,eB._)(this,function(n){switch(n.label){case 0:return[4,e.ready];case 1:return n.sent(),[4,(r=new t(e.getPCMData(),eM(e,tS))).ready];case 2:return[2,(n.sent(),r)]}})})()}},{key:"destroy",value:function(){ej(this,tb,new Float32Array(0)),ej(this,tw,new Float32Array(0)),rw.info("---- audioclip destroy ----")}}]),t}();tv=new WeakMap,tb=new WeakMap,tw=new WeakMap,tS=new WeakMap,tx=new WeakSet,g=(0,ey._)(function(t){var e,r,n,s,a,o,u,l,c,h,f,d;return(0,eB._)(this,function(p){switch(p.label){case 0:if(null==ic.ctx&&(ic.ctx=new AudioContext({sampleRate:r$.sampleRate})),e=performance.now(),!(t instanceof ReadableStream))return[3,2];return[4,function(t,e){return im.apply(this,arguments)}(t,ic.ctx)];case 1:return n=p.sent(),[3,3];case 2:n=t,p.label=3;case 3:if(r=n,rw.info("Audio clip decoded complete:",performance.now()-e),s=eM(this,tS).volume,a=!0,o=!1,u=void 0,1!==s)try{for(l=r[Symbol.iterator]();!(a=(c=l.next()).done);a=!0)for(f=0,h=c.value;f0}).map(function(t){return{lineStr:t,match:t.match(/(\d{2}:\d{2}:\d{2},\d{3}) --> (\d{2}:\d{2}:\d{2},\d{3})/)}}).filter(function(t,e,r){var n,s=t.lineStr;return!(/^\d+$/.test(s)&&(null==(n=r[e+1])?void 0:n.match)!=null)}).reduce(function(t,e){var r=e.lineStr,n=e.match;if(null==n){var s=t.at(-1);if(null==s)return t;s.text+=0===s.text.length?r:"\n".concat(r)}else t.push({start:ib(n[1]),end:ib(n[2]),text:""});return t},[]).map(function(t){return{start:1e6*t.start,end:1e6*t.end,text:t.text}})),0===eM(this,tB).length)throw Error("No subtitles content");ej(this,tR,Object.assign(eM(this,tR),r)),ej(this,tO,null==r.textBgColor?0:(null!==(s=r.fontSize)&&void 0!==s?s:50)*.2);var n,s,a,o=eM(this,tR),u=o.fontSize,l=o.fontFamily,c=o.videoWidth,h=o.videoHeight,f=o.letterSpacing;ej(this,tL,u+2*eM(this,tO)),ej(this,tF,new OffscreenCanvas(c,h)),ej(this,tD,eM(this,tF).getContext("2d")),eM(this,tD).font="".concat(u,"px ").concat(l),eM(this,tD).textAlign="center",eM(this,tD).textBaseline="top",eM(this,tD).letterSpacing=null!=f?f:"0px",ej(this,tP,{width:c,height:h,duration:null!==(a=null==(n=eM(this,tB).at(-1))?void 0:n.end)&&void 0!==a?a:0}),this.ready=Promise.resolve(this.meta)}return(0,ev._)(t,[{key:"meta",get:function(){return(0,eE._)({},eM(this,tP))}},{key:"tick",value:function(t){var e=this;return(0,ey._)(function(){var r,n,s,a,o,u,l,c;return(0,eB._)(this,function(h){if(null!=eM(e,tz)&&t>=eM(e,tz).timestamp&&t<=eM(e,tz).timestamp+(null!==(s=eM(e,tz).duration)&&void 0!==s?s:0))return[2,{video:eM(e,tz).clone(),state:"success"}];for(a=0;a(u=null!==(o=eM(e,tB)[a])&&void 0!==o?o:eM(e,tB).at(-1)).end?[2,{state:"done"}]:teM(r,tB)[s].start)){n=s;break}if(-1===n)throw Error("Not found subtitle by time");return o=(a=eM(r,tB).slice(0,n).map(function(t){return(0,eE._)({},t)})).at(-1),u=null,null!=o&&o.end>e&&(u={start:0,end:o.end-e,text:o.text},o.end=e),l=eM(r,tB).slice(n).map(function(t){return(0,eU._)((0,eE._)({},t),{start:t.start-e,end:t.end-e})}),[2,(null!=u&&l.unshift(u),[new t(a,eM(r,tR)),new t(l,eM(r,tR))])]}})})()}},{key:"clone",value:function(){var e=this;return(0,ey._)(function(){return(0,eB._)(this,function(r){return[2,new t(eM(e,tB).slice(0),eM(e,tR))]})})()}},{key:"destroy",value:function(){var t;null==(t=eM(this,tz))||t.close()}}]),t}();tB=new WeakMap,tP=new WeakMap,tR=new WeakMap,tF=new WeakMap,tD=new WeakMap,tz=new WeakMap,tL=new WeakMap,tO=new WeakMap,tM=new WeakSet,tN=function(t){var e=t.split("\n").reverse().map(function(t){return t.trim()}),r=eM(this,tF),n=r.width,s=r.height,a=eM(this,tR),o=a.color,u=a.fontSize,l=a.textBgColor,c=a.textShadow,h=a.strokeStyle,f=a.lineWidth,d=a.lineCap,p=a.lineJoin,m=a.bottomOffset,_=eM(this,tD);_.clearRect(0,0,n,s),_.globalAlpha=.6;var y=m,g=!0,v=!1,b=void 0;try{for(var w,S=e[Symbol.iterator]();!(g=(w=S.next()).done);g=!0){var x=w.value,E=_.measureText(x),U=n/2;null!=l&&(_.shadowOffsetX=0,_.shadowOffsetY=0,_.shadowBlur=0,_.fillStyle=l,_.globalAlpha=.5,_.fillRect(U-E.actualBoundingBoxLeft-eM(this,tO),s-y-eM(this,tL),E.width+2*eM(this,tO),eM(this,tL))),_.shadowColor=c.color,_.shadowOffsetX=c.offsetX,_.shadowOffsetY=c.offsetY,_.shadowBlur=c.blur,_.globalAlpha=1,null!=h&&(_.lineWidth=null!=f?f:u/6,null!=d&&(_.lineCap=d),null!=p&&(_.lineJoin=p),_.strokeStyle=h,_.strokeText(x,U,s-y-eM(this,tL)+eM(this,tO))),_.fillStyle=o,_.fillText(x,U,s-y-eM(this,tL)+eM(this,tO)),y+=eM(this,tL)+.2*u}}catch(t){v=!0,b=t}finally{try{g||null==S.return||S.return()}finally{if(v)throw b}}};var iv=ig;function ib(t){var e=t.match(/(\d{2}):(\d{2}):(\d{2}),(\d{3})/);if(null==e)throw Error("time format error: ".concat(t));return 3600*Number(e[1])+60*Number(e[2])+Number(e[3])+Number(e[4])/1e3}var iw=/*#__PURE__*/function(){function t(){var e=this,r=this;(0,eg._)(this,t),eN(this,tj,/* @__PURE__ */new Map),eL(this,"on",function(t,r){var n,s=null!==(n=eM(e,tj).get(t))&&void 0!==n?n:/* @__PURE__ */new Set;return s.add(r),eM(e,tj).has(t)||eM(e,tj).set(t,s),function(){s.delete(r),0===s.size&&eM(e,tj).delete(t)}}),eL(this,"once",function(t,r){var n=e.on(t,function(){for(var t=arguments.length,e=Array(t),s=0;s1?e-1:0),s=1;s0&&a.is_sync)break;e.addSample(s,a.data,a),r=a.cts+a.duration}return t.splice(0,n),r}(r);f>c&&(c=f)}var d=n[0];null!=d&&d.cts-c<1e4&&(l=t,h())}}}var f=rA(h,15),d=iI(t,function(t,e){return u("encoder0",t,e)}),p=iI(t,function(t,e){return u("encoder1",t,e)}),m=0;return{get encodeQueueSize(){return d.encodeQueueSize+p.encodeQueueSize},encode:function(t,e){e.keyFrame&&(m+=1),(m%2==0?d:p).encode(t,e)},flush:/*#__PURE__*/(0,ey._)(function(){var t,e,r,n;return(0,eB._)(this,function(s){switch(s.label){case 0:if(t=Promise.all,"configured"!==d.state)return[3,2];return[4,d.flush()];case 1:return e=s.sent(),[3,3];case 2:e=null,s.label=3;case 3:if(r=[e],"configured"!==p.state)return[3,5];return[4,p.flush()];case 4:return n=s.sent(),[3,6];case 5:n=null,s.label=6;case 6:return[4,t.apply(Promise,[r.concat([n])])];case 7:return s.sent(),f(),h(),[2]}})}),close:function(){"configured"===d.state&&d.close(),"configured"===p.state&&p.close()}}}(t.video,e,r):null,u=null!=t.audio?function(t,e,r){var n={timescale:1e6,samplerate:t.sampleRate,channel_count:t.channelCount,hdlr:"soun",type:"aac"===t.codec?"mp4a":"Opus",name:"Track created with WebAV"},s=-1,a=[],o=!1;r.once("VideoReady",function(){o=!0,a.forEach(function(t){var r=iC(t);e.addSample(s,r.data,r)}),a=[]});var u=new AudioEncoder({error:rw.error,output:function(t,u){var l;if(-1===s){var c,h,f,d=null==(l=u.decoderConfig)?void 0:l.description;s=e.addTrack((0,eU._)((0,eE._)({},n),{description:null==d?void 0:(h=new Uint8Array([0,0,0,0,3,23+(c=d.byteLength),0,2,0,4,18+c,64,21,0,0,0,0,0,0,0,0,0,0,0,5,c].concat((0,eI._)(new Uint8Array(d instanceof ArrayBuffer?d:d.buffer)),[6,1,2])),(f=new rJ.BoxParser.esdsBox(h.byteLength)).hdr_size=0,f.parse(new rJ.DataStream(h,0,rJ.DataStream.BIG_ENDIAN)),f)})),r.emit("AudioReady"),rw.info("AudioEncoder, audio track ready, trackId:",s)}if(o){var p=iC(t);e.addSample(s,p.data,p)}else a.push(t)}});return u.configure({codec:"aac"===t.codec?r$.codec:"opus",sampleRate:t.sampleRate,numberOfChannels:t.channelCount,bitrate:128e3}),u}(t.audio,e,r):null;return null==t.video&&r.emit("VideoReady"),null==t.audio&&r.emit("AudioReady"),{encodeVideo:function(t,e){null==o||o.encode(t,e),t.close()},encodeAudio:function(t){null!=u&&(u.encode(t),t.close())},getEncodeQueueSize:function(){var t,e;return null!==(e=null!==(t=null==o?void 0:o.encodeQueueSize)&&void 0!==t?t:null==u?void 0:u.encodeQueueSize)&&void 0!==e?e:0},flush:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:return[4,Promise.all([null==o?void 0:o.flush(),(null==u?void 0:u.state)==="configured"?u.flush():null])];case 1:return t.sent(),[2]}})}),close:function(){r.destroy(),null==o||o.close(),(null==u?void 0:u.state)==="configured"&&u.close()},mp4file:e}}function iI(t,e){var r=new VideoEncoder({error:rw.error,output:e});return r.configure({codec:t.codec,framerate:t.expectFPS,hardwareAcceleration:t.__unsafe_hardwareAcceleration__,bitrate:t.bitrate,width:t.width,height:t.height,alpha:"discard",avc:{format:"avc"}}),r}function ik(t,e,r){var n=0,s=0,a=t.boxes,o=!1,u=function(){if(!o){if(null==a.find(function(t){return"moof"===t.type}))return null;o=!0}if(s>=a.length)return null;var e=new rJ.DataStream;e.endianness=rJ.DataStream.BIG_ENDIAN;var r=s;try{for(;r0)return!0;var s=r.findIndex(function(t){return"moov"===t.type});if(-1===s)return!1;if(u=r.slice(0,s+1),e=s+1,0===n.length)for(var a=1;;a+=1){var o=t.getTrackById(a);if(null==o)break;n.push({track:o,id:a})}return!0}var c=0,h=rm(),f=null,d=(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:return[4,h.createWriter()];case 1:return f=t.sent(),c=self.setInterval(function(){l()&&a()},100),[2]}})})(),p=!1;return/*#__PURE__*/(0,ey._)(function(){var e,r,n;return(0,eB._)(this,function(o){switch(o.label){case 0:if(p)throw Error("File exported");return p=!0,[4,d];case 1:if(o.sent(),clearInterval(c),!l()||null==f)return[2,null];return t.flush(),[4,a()];case 2:return o.sent(),[4,null==f?void 0:f.close()];case 3:if(o.sent(),null==(e=u.find(function(t){return"moov"===t.type})))return[2,null];return e.mvhd.duration=s,r=rm(),n=m(u,0),[4,rn(r,n)];case 4:return o.sent(),[4,rn(r,h,{overwrite:!1})];case 5:return o.sent(),[4,r.stream()];case 6:return[2,o.sent()]}})});function m(t,e){if(e>=t.length)return null;var r=new rJ.DataStream;r.endianness=rJ.DataStream.BIG_ENDIAN;for(var n=e;n-1},e.trigger=function(t){var e=this.listeners[t];if(e){if(2==arguments.length)for(var r=e.length,n=0;n-1;e=this.buffer.indexOf("\n"))this.trigger("data",this.buffer.substring(0,e)),this.buffer=this.buffer.substring(e+1)}}]),r}(iL),ij=function(t){var e=/([0-9.]*)?@?([0-9.]*)?/.exec(t||""),r={};return e[1]&&(r.length=parseInt(e[1],10)),e[2]&&(r.offset=parseInt(e[2],10)),r},iG=function(t){var e={};if(!t)return e;for(var r,n=t.split(RegExp('(?:^|,)((?:[^=]*)=(?:"[^"]*"|[^,]*))')),s=n.length;s--;)""!==n[s]&&((r=/([^=]*)=(.*)/.exec(n[s]).slice(1))[0]=r[0].replace(/^\s+|\s+$/g,""),r[1]=r[1].replace(/^\s+|\s+$/g,""),r[1]=r[1].replace(/^['"](.*)['"]$/g,"$1"),e[r[0]]=r[1]);return e},iY=/*#__PURE__*/function(t){(0,ex._)(r,t);var e=(0,eC._)(r);function r(){var t;return(0,eg._)(this,r),(t=e.call(this)).customParsers=[],t.tagMappers=[],(0,eT._)(t)}return(0,ev._)(r,[{key:"push",value:function(t){var e,r,n=this;if(0!==(t=t.trim()).length){if("#"!==t[0]){this.trigger("data",{type:"uri",uri:t});return}this.tagMappers.reduce(function(e,r){var n=r(t);return n===t?e:e.concat([n])},[t]).forEach(function(t){for(var s=0;s0&&(u.duration=t.duration),0===t.duration&&(u.duration=.01,this.trigger("info",{message:"updating zero segment duration to a small value"})),this.manifest.segments=o},key:function(){if(!t.attributes){this.trigger("warn",{message:"ignoring key declaration without attribute list"});return}if("NONE"===t.attributes.METHOD){s=null;return}if(!t.attributes.URI){this.trigger("warn",{message:"ignoring key declaration without URI"});return}if("com.apple.streamingkeydelivery"===t.attributes.KEYFORMAT){this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.apple.fps.1_0"]={attributes:t.attributes};return}if("com.microsoft.playready"===t.attributes.KEYFORMAT){this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.microsoft.playready"]={uri:t.attributes.URI};return}if("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"===t.attributes.KEYFORMAT){if(-1===["SAMPLE-AES","SAMPLE-AES-CTR","SAMPLE-AES-CENC"].indexOf(t.attributes.METHOD)){this.trigger("warn",{message:"invalid key method provided for Widevine"});return}if("SAMPLE-AES-CENC"===t.attributes.METHOD&&this.trigger("warn",{message:"SAMPLE-AES-CENC is deprecated, please use SAMPLE-AES-CTR instead"}),"data:text/plain;base64,"!==t.attributes.URI.substring(0,23)){this.trigger("warn",{message:"invalid key URI provided for Widevine"});return}if(!(t.attributes.KEYID&&"0x"===t.attributes.KEYID.substring(0,2))){this.trigger("warn",{message:"invalid key ID provided for Widevine"});return}this.manifest.contentProtection=this.manifest.contentProtection||{},this.manifest.contentProtection["com.widevine.alpha"]={attributes:{schemeIdUri:t.attributes.KEYFORMAT,keyId:t.attributes.KEYID.substring(2)},pssh:function(t){for(var e=iM.atob?iM.atob(t):eF.from(t,"base64").toString("binary"),r=new Uint8Array(e.length),n=0;n(0,ek._)(t.attributes.IV)&&(s.iv=t.attributes.IV)},"media-sequence":function(){if(!isFinite(t.number)){this.trigger("warn",{message:"ignoring invalid media sequence: "+t.number});return}this.manifest.mediaSequence=t.number},"discontinuity-sequence":function(){if(!isFinite(t.number)){this.trigger("warn",{message:"ignoring invalid discontinuity sequence: "+t.number});return}this.manifest.discontinuitySequence=t.number,f=t.number},"playlist-type":function(){if(!/VOD|EVENT/.test(t.playlistType)){this.trigger("warn",{message:"ignoring unknown playlist type: "+t.playlist});return}this.manifest.playlistType=t.playlistType},map:function(){n={},t.uri&&(n.uri=t.uri),t.byterange&&(n.byterange=t.byterange),s&&(n.key=s)},"stream-inf":function(){if(this.manifest.playlists=o,this.manifest.mediaGroups=this.manifest.mediaGroups||h,!t.attributes){this.trigger("warn",{message:"ignoring empty stream-inf attributes"});return}u.attributes||(u.attributes={}),iO(u.attributes,t.attributes)},media:function(){if(this.manifest.mediaGroups=this.manifest.mediaGroups||h,!(t.attributes&&t.attributes.TYPE&&t.attributes["GROUP-ID"]&&t.attributes.NAME)){this.trigger("warn",{message:"ignoring incomplete or missing media group"});return}var n=this.manifest.mediaGroups[t.attributes.TYPE];n[t.attributes["GROUP-ID"]]=n[t.attributes["GROUP-ID"]]||{},e=n[t.attributes["GROUP-ID"]],(r={default:/yes/i.test(t.attributes.DEFAULT)}).default?r.autoselect=!0:r.autoselect=/yes/i.test(t.attributes.AUTOSELECT),t.attributes.LANGUAGE&&(r.language=t.attributes.LANGUAGE),t.attributes.URI&&(r.uri=t.attributes.URI),t.attributes["INSTREAM-ID"]&&(r.instreamId=t.attributes["INSTREAM-ID"]),t.attributes.CHARACTERISTICS&&(r.characteristics=t.attributes.CHARACTERISTICS),t.attributes.FORCED&&(r.forced=/yes/i.test(t.attributes.FORCED)),e[t.attributes.NAME]=r},discontinuity:function(){f+=1,u.discontinuity=!0,this.manifest.discontinuityStarts.push(o.length)},"program-date-time":function(){(0,ek._)(this.manifest.dateTimeString)>"u"&&(this.manifest.dateTimeString=t.dateTimeString,this.manifest.dateTimeObject=t.dateTimeObject),u.dateTimeString=t.dateTimeString,u.dateTimeObject=t.dateTimeObject;var e=this.lastProgramDateTime;this.lastProgramDateTime=new Date(t.dateTimeString).getTime(),null===e&&this.manifest.segments.reduceRight(function(t,e){return e.programDateTime=t-1e3*e.duration,e.programDateTime},this.lastProgramDateTime)},targetduration:function(){if(!isFinite(t.duration)||t.duration<0){this.trigger("warn",{message:"ignoring invalid target duration: "+t.duration});return}this.manifest.targetDuration=t.duration,iV.call(this,this.manifest)},start:function(){if(!t.attributes||isNaN(t.attributes["TIME-OFFSET"])){this.trigger("warn",{message:"ignoring start declaration without appropriate attribute list"});return}this.manifest.start={timeOffset:t.attributes["TIME-OFFSET"],precise:t.attributes.PRECISE}},"cue-out":function(){u.cueOut=t.data},"cue-out-cont":function(){u.cueOutCont=t.data},"cue-in":function(){u.cueIn=t.data},skip:function(){this.manifest.skip=iW(t.attributes),this.warnOnMissingAttributes_("#EXT-X-SKIP",t.attributes,["SKIPPED-SEGMENTS"])},part:function(){var e=this;l=!0;var r=this.manifest.segments.length,n=iW(t.attributes);u.parts=u.parts||[],u.parts.push(n),n.byterange&&(n.byterange.hasOwnProperty("offset")||(n.byterange.offset=p),p=n.byterange.offset+n.byterange.length);var s=u.parts.length-1;this.warnOnMissingAttributes_("#EXT-X-PART #".concat(s," for segment #").concat(r),t.attributes,["URI","DURATION"]),this.manifest.renditionReports&&this.manifest.renditionReports.forEach(function(t,r){t.hasOwnProperty("lastPart")||e.trigger("warn",{message:"#EXT-X-RENDITION-REPORT #".concat(r," lacks required attribute(s): LAST-PART")})})},"server-control":function(){var e=this.manifest.serverControl=iW(t.attributes);e.hasOwnProperty("canBlockReload")||(e.canBlockReload=!1,this.trigger("info",{message:"#EXT-X-SERVER-CONTROL defaulting CAN-BLOCK-RELOAD to false"})),iV.call(this,this.manifest),e.canSkipDateranges&&!e.hasOwnProperty("canSkipUntil")&&this.trigger("warn",{message:"#EXT-X-SERVER-CONTROL lacks required attribute CAN-SKIP-UNTIL which is required when CAN-SKIP-DATERANGES is set"})},"preload-hint":function(){var e=this.manifest.segments.length,r=iW(t.attributes),n=r.type&&"PART"===r.type;u.preloadHints=u.preloadHints||[],u.preloadHints.push(r),r.byterange&&(r.byterange.hasOwnProperty("offset")||(r.byterange.offset=n?p:0,n&&(p=r.byterange.offset+r.byterange.length)));var s=u.preloadHints.length-1;if(this.warnOnMissingAttributes_("#EXT-X-PRELOAD-HINT #".concat(s," for segment #").concat(e),t.attributes,["TYPE","URI"]),r.type)for(var a=0;a1&&void 0!==u[1]?u[1]:10,n=(r=new iH).push,[4,fetch(t)];case 1:return[4,h.sent().text()];case 2:return n.apply(r,[h.sent()]),r.end(),s=r.manifest.segments.reduce(function(t,e){var r;return t[e.map.uri]=null!==(r=t[e.map.uri])&&void 0!==r?r:[],t[e.map.uri].push(e),t},{}),a=new URL(t,location.href),o={},[2,{load:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1/0,r={},n=0,o=0,u=!0,h=!1,f=void 0;try{for(var d,p=Object.entries(s)[Symbol.iterator]();!(u=(d=p.next()).done);u=!0){for(var m=(0,eA._)(d.value,2),_=m[0],y=m[1],g=0,v=[],b=-1,w=-1,S=0;St/1e6&&(b=S,n=(g-x.duration)*1e6),b>-1&&-1===w&&g>=e/1e6){w=S+1,o=1e6*g;break}}e>=1e6*g&&(w=y.length,o=1e6*g),w>b&&(v=v.concat(y.slice(b,w))),v.length>0&&(r[_]={actualStartTime:n,actualEndTime:o,segments:v})}}catch(t){h=!0,f=t}finally{try{u||null==p.return||p.return()}finally{if(h)throw f}}return 0===Object.keys(r).length?null:Object.entries(r).map(function(t){var e,r,n=(0,eA._)(t,2),s=n[0],o=n[1],u=o.actualStartTime,h=o.actualEndTime,f=o.segments,d=0,p=new iw;return{actualStartTime:u,actualEndTime:h,on:p.on,stream:new ReadableStream({start:(e=(0,ey._)(function(t){var e,r;return(0,eB._)(this,function(n){switch(n.label){case 0:return function(t,e,r){l.apply(this,arguments)}(f,t,p),e=t.enqueue,r=Uint8Array.bind,[4,fetch(new URL(s,a).href)];case 1:return[4,n.sent().arrayBuffer()];case 2:return e.apply(t,[new(r.apply(Uint8Array,[void 0,n.sent()]))]),[2]}})}),function(t){return e.apply(this,arguments)}),pull:(r=(0,ey._)(function(t){var e,r,n;return(0,eB._)(this,function(s){switch(s.label){case 0:return e=new URL(f[d].uri,a).href,r=t.enqueue,n=Uint8Array.bind,[4,function(t){return c.apply(this,arguments)}(e)];case 1:return r.apply(t,[new(n.apply(Uint8Array,[void 0,s.sent()]))]),(d+=1)>=f.length&&(t.close(),p.destroy()),[2]}})}),function(t){return r.apply(this,arguments)})})}})}}]}})})).apply(this,arguments)}var iK=[-1,1,-1,-1,1,-1,1,-1,1,1,-1,1],iq=[0,1,0,0,1,0,1,0,1,1,0,1];function iQ(t,e,r){var n=t.createShader(e);if(t.shaderSource(n,r),t.compileShader(n),!t.getShaderParameter(n,t.COMPILE_STATUS)){var s=t.getShaderInfoLog(n);throw t.deleteShader(n),Error(null!=s?s:"An error occurred compiling the shaders")}return n}var iJ=function(t){var e,r=null,n=null,s=t.keyColor,a=null;return e=(0,ey._)(function(e){var o,u,l;return(0,eB._)(this,function(c){var h,f,d,p,m;return((null==r||null==n||null==a)&&(null==s&&((h=new OffscreenCanvas(1,1).getContext("2d")).drawImage(e,0,0),f=h.getImageData(0,0,1,1),s=[(d=(0,eA._)(f.data,3))[0],d[1],d[2]]),r=(o=function(t){var e="document"in globalThis?globalThis.document.createElement("canvas"):new OffscreenCanvas(t.width,t.height);e.width=t.width,e.height=t.height;var r=e.getContext("webgl2",{premultipliedAlpha:!1,alpha:!0});if(null==r)throw Error("Cant create gl context");var n=function(t,e,r){var n,s=iQ(t,t.VERTEX_SHADER,e),a=iQ(t,t.FRAGMENT_SHADER,r),o=t.createProgram();if(t.attachShader(o,s),t.attachShader(o,a),t.linkProgram(o),!t.getProgramParameter(o,t.LINK_STATUS))throw Error(null!==(n=t.getProgramInfoLog(o))&&void 0!==n?n:"Unable to initialize the shader program");return o}(r,"#version 300 es\n layout (location = 0) in vec4 a_position;\n layout (location = 1) in vec2 a_texCoord;\n out vec2 v_texCoord;\n void main () {\n gl_Position = a_position;\n v_texCoord = a_texCoord;\n }\n","#version 300 es\nprecision mediump float;\nout vec4 FragColor;\nin vec2 v_texCoord;\n\nuniform sampler2D frameTexture;\nuniform vec3 keyColor;\n\n// 色度的相似度计算\nuniform float similarity;\n// 透明度的平滑度计算\nuniform float smoothness;\n// 降低绿幕饱和度,提高抠图准确度\nuniform float spill;\n\nvec2 RGBtoUV(vec3 rgb) {\n return vec2(\n rgb.r * -0.169 + rgb.g * -0.331 + rgb.b * 0.5 + 0.5,\n rgb.r * 0.5 + rgb.g * -0.419 + rgb.b * -0.081 + 0.5\n );\n}\n\nvoid main() {\n // 获取当前像素的rgba值\n vec4 rgba = texture(frameTexture, v_texCoord);\n // 计算当前像素与绿幕像素的色度差值\n vec2 chromaVec = RGBtoUV(rgba.rgb) - RGBtoUV(keyColor);\n // 计算当前像素与绿幕像素的色度距离(向量长度), 越相像则色度距离越小\n float chromaDist = sqrt(dot(chromaVec, chromaVec));\n // 设置了一个相似度阈值,baseMask为负,则表明是绿幕,为正则表明不是绿幕\n float baseMask = chromaDist - similarity;\n // 如果baseMask为负数,fullMask等于0;baseMask为正数,越大,则透明度越低\n float fullMask = pow(clamp(baseMask / smoothness, 0., 1.), 1.5);\n rgba.a = fullMask; // 设置透明度\n // 如果baseMask为负数,spillVal等于0;baseMask为整数,越小,饱和度越低\n float spillVal = pow(clamp(baseMask / spill, 0., 1.), 1.5);\n float desat = clamp(rgba.r * 0.2126 + rgba.g * 0.7152 + rgba.b * 0.0722, 0., 1.); // 计算当前像素的灰度值\n rgba.rgb = mix(vec3(desat, desat, desat), rgba.rgb, spillVal);\n FragColor = rgba;\n}\n");r.useProgram(n),r.uniform3fv(r.getUniformLocation(n,"keyColor"),t.keyColor.map(function(t){return t/255})),r.uniform1f(r.getUniformLocation(n,"similarity"),t.similarity),r.uniform1f(r.getUniformLocation(n,"smoothness"),t.smoothness),r.uniform1f(r.getUniformLocation(n,"spill"),t.spill);var s=r.createBuffer();r.bindBuffer(r.ARRAY_BUFFER,s),r.bufferData(r.ARRAY_BUFFER,new Float32Array(iK),r.STATIC_DRAW);var a=r.getAttribLocation(n,"a_position");r.vertexAttribPointer(a,2,r.FLOAT,!1,2*Float32Array.BYTES_PER_ELEMENT,0),r.enableVertexAttribArray(a);var o=r.createBuffer();r.bindBuffer(r.ARRAY_BUFFER,o),r.bufferData(r.ARRAY_BUFFER,new Float32Array(iq),r.STATIC_DRAW);var u=r.getAttribLocation(n,"a_texCoord");return r.vertexAttribPointer(u,2,r.FLOAT,!1,2*Float32Array.BYTES_PER_ELEMENT,0),r.enableVertexAttribArray(u),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,1),{cvs:e,gl:r}}((0,eE._)((0,eU._)((0,eE._)({},e instanceof VideoFrame?{width:e.codedWidth,height:e.codedHeight}:{width:e.width,height:e.height}),{keyColor:s}),t))).cvs,a=function(t){var e=t.createTexture();if(null==e)throw Error("Create WebGL texture error");t.bindTexture(t.TEXTURE_2D,e);var r=t.RGBA,n=t.RGBA,s=t.UNSIGNED_BYTE,a=new Uint8Array([0,0,255,255]);return t.texImage2D(t.TEXTURE_2D,0,r,1,1,0,n,s,a),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),e}(n=o.gl)),p=n,m=a,p.bindTexture(p.TEXTURE_2D,m),p.texImage2D(p.TEXTURE_2D,0,p.RGBA,p.RGBA,p.UNSIGNED_BYTE,e),p.drawArrays(p.TRIANGLES,0,6),null!=globalThis.VideoFrame&&e instanceof globalThis.VideoFrame)?(l=new VideoFrame(r,{alpha:"keep",timestamp:e.timestamp,duration:null!==(u=e.duration)&&void 0!==u?u:void 0}),[2,(e.close(),l)]):[2,createImageBitmap(r,{imageOrientation:e instanceof ImageBitmap?"flipY":"none"})]})}),function(t){return e.apply(this,arguments)}},i$=/*#__PURE__*/function(){function t(e,r,n,s,a){(0,eg._)(this,t),eN(this,tK),eN(this,tY,new iw),eL(this,"on",eM(this,tY).on),eN(this,tW,0),eN(this,tV,0),eN(this,tH,0),eN(this,tX,0),eN(this,tZ,0),eL(this,"master",null),eL(this,"fixedAspectRatio",!1),this.x=null!=e?e:0,this.y=null!=r?r:0,this.w=null!=n?n:0,this.h=null!=s?s:0,this.master=null!=a?a:null}return(0,ev._)(t,[{key:"x",get:function(){return eM(this,tW)},set:function(t){eG(this,tK,tq).call(this,"x",t)}},{key:"y",get:function(){return eM(this,tV)},set:function(t){eG(this,tK,tq).call(this,"y",t)}},{key:"w",get:function(){return eM(this,tH)},set:function(t){eG(this,tK,tq).call(this,"w",t)}},{key:"h",get:function(){return eM(this,tX)},set:function(t){eG(this,tK,tq).call(this,"h",t)}},{key:"angle",get:function(){return eM(this,tZ)},set:function(t){eG(this,tK,tq).call(this,"angle",t)}},{key:"center",get:function(){var t=this.x,e=this.y;return{x:t+this.w/2,y:e+this.h/2}}},{key:"ctrls",get:function(){var e=this.w,r=this.h,n=t.CTRL_SIZE,s=n/2,a=e/2,o=r/2,u=1.5*n,l=u/2;return(0,eU._)((0,eE._)({},this.fixedAspectRatio?{}:{t:new t(-s,-o-s,n,n,this),b:new t(-s,o-s,n,n,this),l:new t(-a-s,-s,n,n,this),r:new t(a-s,-s,n,n,this)}),{lt:new t(-a-s,-o-s,n,n,this),lb:new t(-a-s,o-s,n,n,this),rt:new t(a-s,-o-s,n,n,this),rb:new t(a-s,o-s,n,n,this),rotate:new t(-l,-o-2*n-l,u,u,this)})}},{key:"clone",value:function(){var e=new t(this.x,this.y,this.w,this.h,this.master);return e.angle=this.angle,e.fixedAspectRatio=this.fixedAspectRatio,e}},{key:"checkHit",value:function(t,e){var r,n,s=this.angle,a=this.center,o=this.x,u=this.y,l=this.w,c=this.h,h=this.master,f=null!==(r=null==h?void 0:h.center)&&void 0!==r?r:a,d=null!==(n=null==h?void 0:h.angle)&&void 0!==n?n:s;null==h&&(o-=f.x,u-=f.y);var p=t-f.x,m=e-f.y,_=p,y=m;return 0!==d&&(_=p*Math.cos(d)+m*Math.sin(d),y=m*Math.cos(d)-p*Math.sin(d)),!(_o+l||yu+c)}}]),t}();tY=new WeakMap,tW=new WeakMap,tV=new WeakMap,tH=new WeakMap,tX=new WeakMap,tZ=new WeakMap,tK=new WeakSet,tq=function(t,e){var r=this[t]!==e;switch(t){case"x":ej(this,tW,e);break;case"y":ej(this,tV,e);break;case"w":ej(this,tH,e);break;case"h":ej(this,tX,e);break;case"angle":ej(this,tZ,e)}r&&eM(this,tY).emit("propsChange",(0,eb._)({},t,e))},eL(i$,"CTRL_SIZE",16),eL(i$,"CTRL_KEYS",["t","b","l","r","lt","lb","rt","rb","rotate"]);var i0=i$,i1=/*#__PURE__*/function(){function t(){var e=this;(0,eg._)(this,t),eL(this,"rect",new i0),eL(this,"time",{offset:0,duration:0}),eL(this,"visible",!0),eN(this,tQ,new iw),eL(this,"on",eM(this,tQ).on),eN(this,tJ,0),eL(this,"opacity",1),eL(this,"flip",null),eN(this,t$,null),eN(this,t0,null),eL(this,"ready",Promise.resolve()),this.rect.on("propsChange",function(t){eM(e,tQ).emit("propsChange",{rect:t})})}return(0,ev._)(t,[{key:"zIndex",get:function(){return eM(this,tJ)},set:function(t){var e=eM(this,tJ)!==t;ej(this,tJ,t),e&&eM(this,tQ).emit("propsChange",{zIndex:t})}},{key:"_render",value:function(t){var e=this.rect,r=e.center,n=e.angle;t.setTransform("horizontal"===this.flip?-1:1,0,0,"vertical"===this.flip?-1:1,r.x,r.y),t.rotate((null==this.flip?1:-1)*n),t.globalAlpha=this.opacity}},{key:"setAnimation",value:function(t,e){var r,n;ej(this,t$,Object.entries(t).map(function(t){var e,r=(0,eA._)(t,2),n=r[0],s=r[1],a=null!==(e=({from:0,to:100})[n])&&void 0!==e?e:Number(n.slice(0,-1));if(isNaN(a)||a>100||a<0)throw Error("keyFrame must between 0~100");return[a/100,s]})),ej(this,t0,Object.assign({},eM(this,t0),{duration:1e6*e.duration,delay:(null!==(r=e.delay)&&void 0!==r?r:0)*1e6,iterCount:null!==(n=e.iterCount)&&void 0!==n?n:1/0}))}},{key:"animate",value:function(t){if(null!=eM(this,t$)&&null!=eM(this,t0)&&!(t=r.iterCount)return{};var n=t%r.duration,s=t===r.duration?1:n/r.duration,a=e.findIndex(function(t){return t[0]>=s});if(-1===a)return{};var o=e[a-1],u=e[a],l=u[1];if(null==o)return l;var c=o[1],h={},f=(s-o[0])/(u[0]-o[0]);for(var d in l)null!=c[d]&&(h[d]=(l[d]-c[d])*f+c[d]);return h}(t,eM(this,t$),eM(this,t0));for(var r in e)switch(r){case"opacity":this.opacity=e[r];break;case"x":case"y":case"w":case"h":case"angle":this.rect[r]=e[r]}}}},{key:"copyStateTo",value:function(t){ej(t,t$,eM(this,t$)),ej(t,t0,eM(this,t0)),t.visible=this.visible,t.zIndex=this.zIndex,t.opacity=this.opacity,t.flip=this.flip,t.rect=this.rect.clone(),t.time=(0,eE._)({},this.time)}},{key:"destroy",value:function(){eM(this,tQ).destroy()}}]),t}();tQ=new WeakMap,tJ=new WeakMap,t$=new WeakMap,t0=new WeakMap;var i2=/*#__PURE__*/function(t){(0,ex._)(r,t);var e=(0,eC._)(r);function r(t){var n;return(0,eg._)(this,r),n=e.call(this),eN((0,em._)(n),t1),eN((0,em._)(n),t2,null),eN((0,em._)(n),t3,!1),ej((0,em._)(n),t1,t),n.ready=t.ready.then(function(t){var e=t.width,r=t.height,s=t.duration;n.rect.w=0===n.rect.w?e:n.rect.w,n.rect.h=0===n.rect.h?r:n.rect.h,n.time.duration=0===n.time.duration?s:n.time.duration}),n}return(0,ev._)(r,[{key:"offscreenRender",value:function(t,e){var n=this,s=this;return(0,ey._)(function(){var a,o,u,l,c,h,f,d;return(0,eB._)(this,function(p){switch(p.label){case 0:return s.animate(e),(0,ew._)((0,eS._)(r.prototype),"_render",n).call(s,t),u=(o=s.rect).w,l=o.h,[4,eM(s,t1).tick(e)];case 1:if(h=(c=p.sent()).video,f=c.audio,"done"===c.state)return[2,{audio:null!=f?f:[],done:!0}];return[2,(null!=(d=null!=h?h:eM(s,t2))&&t.drawImage(d,-u/2,-l/2,u,l),null!=h&&(null==(a=eM(s,t2))||a.close(),ej(s,t2,h)),{audio:null!=f?f:[],done:!1})]}})})()}},{key:"clone",value:function(){var t=this;return(0,ey._)(function(){var e,n;return(0,eB._)(this,function(s){switch(s.label){case 0:return n=r.bind,[4,eM(t,t1).clone()];case 1:return[4,(e=new(n.apply(r,[void 0,s.sent()]))).ready];case 2:return[2,(s.sent(),t.copyStateTo(e),e)]}})})()}},{key:"destroy",value:function(){var t;eM(this,t3)||(ej(this,t3,!0),rw.info("OffscreenSprite destroy"),(0,ew._)((0,eS._)(r.prototype),"destroy",this).call(this),null==(t=eM(this,t2))||t.close(),ej(this,t2,null),eM(this,t1).destroy())}}]),r}(i1);t1=new WeakMap,t2=new WeakMap,t3=new WeakMap;var i3=i2,i4=/*#__PURE__*/function(t){(0,ex._)(r,t);var e=(0,eC._)(r);function r(t){var n;return(0,eg._)(this,r),n=e.call(this),eN((0,em._)(n),t9),eN((0,em._)(n),t4),eN((0,em._)(n),t6,null),eN((0,em._)(n),t8,[]),eN((0,em._)(n),t5,!1),eN((0,em._)(n),et,-1),eN((0,em._)(n),ee,!1),ej((0,em._)(n),t4,t),n.ready=t.ready.then(function(t){var e=t.width,r=t.height,s=t.duration;n.rect.w=0===n.rect.w?e:n.rect.w,n.rect.h=0===n.rect.h?r:n.rect.h,n.time.duration=0===n.time.duration?s:n.time.duration}),n}return(0,ev._)(r,[{key:"getClip",value:function(){return eM(this,t4)}},{key:"preFrame",value:function(t){eG(this,t9,t7).call(this,t)}},{key:"render",value:function(t,e){this.animate(e),(0,ew._)((0,eS._)(r.prototype),"_render",this).call(this,t);var n=this.rect,s=n.w,a=n.h;eM(this,et)!==e&&eG(this,t9,t7).call(this,e),ej(this,et,e);var o=eM(this,t8);ej(this,t8,[]);var u=eM(this,t6);return null!=u&&t.drawImage(u,-s/2,-a/2,s,a),{audio:o}}},{key:"destroy",value:function(){var t;eM(this,ee)||(ej(this,ee,!0),rw.info("VisibleSprite destroy"),(0,ew._)((0,eS._)(r.prototype),"destroy",this).call(this),null==(t=eM(this,t6))||t.close(),ej(this,t6,null),eM(this,t4).destroy())}}]),r}(i1);t4=new WeakMap,t6=new WeakMap,t8=new WeakMap,t5=new WeakMap,t9=new WeakSet,t7=function(t){var e=this;eM(this,t5)||(ej(this,t5,!0),eM(this,t4).tick(t).then(function(t){var r,n=t.video,s=t.audio;null!=n&&(null==(r=eM(e,t6))||r.close(),ej(e,t6,null!=n?n:null)),ej(e,t8,null!=s?s:[])}).finally(function(){ej(e,t5,!1)}))},et=new WeakMap,ee=new WeakMap;var i6=0;function i8(t){return i5.apply(this,arguments)}function i5(){return(i5=(0,ey._)(function(t){return(0,eB._)(this,function(e){switch(e.label){case 0:if(!(t()>50))return[3,3];return[4,rH(15)];case 1:return e.sent(),[4,i8(t)];case 2:e.sent(),e.label=3;case 3:return[2]}})})).apply(this,arguments)}var i9=/*#__PURE__*/function(){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};(0,eg._)(this,t),eN(this,eh),eN(this,er,rw.create("id:".concat(i6++,","))),eN(this,ei,!1),eN(this,en,[]),eN(this,es),eN(this,ea),eN(this,eo,null),eN(this,eu),eN(this,el),eN(this,ec,new iw),eL(this,"on",eM(this,ec).on);var r=e.width,n=void 0===r?0:r,s=e.height,a=void 0===s?0:s;ej(this,es,new OffscreenCanvas(n,a));var o=eM(this,es).getContext("2d",{alpha:!1});if(null==o)throw Error("Can not create 2d offscreen context");ej(this,ea,o),ej(this,eu,Object.assign({bgColor:"#000",width:0,height:0,videoCodec:"avc1.42E032",audio:!0,bitrate:5e6,metaDataTags:null},e)),ej(this,el,n*a>0)}return(0,ev._)(t,[{key:"addSprite",value:function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=this;return(0,ey._)(function(){var n,s;return(0,eB._)(this,function(a){switch(a.label){case 0:return eM(r,er).info("Combinator add sprite",t),[4,t.clone()];case 1:return n=a.sent(),eM(r,er).info("Combinator add sprite ready",t),eM(r,en).push(Object.assign(n,{main:null!==(s=e.main)&&void 0!==s&&s,expired:!1})),eM(r,en).sort(function(t,e){return t.zIndex-e.zIndex}),[2]}})})()}},{key:"output",value:function(){var t,e=this;if(0===eM(this,en).length)throw Error("No sprite added");var r=eM(this,en).find(function(t){return t.main}),n=null!=r?r.time.offset+r.time.duration:(t=Math).max.apply(t,(0,eI._)(eM(this,en).map(function(t){return t.time.offset+t.time.duration})));if(n===1/0)throw Error("Unable to determine the end time, please specify a main sprite, or limit the duration of ImgClip, AudioCli");-1===n&&eM(this,er).warn("Unable to determine the end time, process value don't update"),eM(this,er).info("start combinate video, maxTime:".concat(n));var s=eG(this,eh,ef).call(this,n),a=performance.now(),o=this,u=eG(this,eh,ed).call(this,s,n,{onProgress:function(t){eM(e,er).debug("OutputProgress:",t),eM(e,ec).emit("OutputProgress",t)},onEnded:/*#__PURE__*/(0,ey._)(function(){return(0,eB._)(this,function(t){switch(t.label){case 0:return[4,s.flush()];case 1:return t.sent(),eM(o,er).info("===== output ended =====, cost:",performance.now()-a),eM(o,ec).emit("OutputProgress",1),o.destroy(),[2]}})}),onError:function(t){eM(e,ec).emit("error",t),h(t),e.destroy()}});ej(this,eo,function(){u(),s.close(),h()});var l=ik(s.mp4file,500,this.destroy),c=l.stream,h=l.stop;return c}},{key:"destroy",value:function(){var t;eM(this,ei)||(ej(this,ei,!0),null==(t=eM(this,eo))||t.call(this),eM(this,ec).destroy())}}],[{key:"isSupported",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{videoCodec:"avc1.42E032"};return(0,ey._)(function(){var e,r,n;return(0,eB._)(this,function(s){switch(s.label){case 0:if(!(n=null!=self.OffscreenCanvas&&null!=self.VideoEncoder&&null!=self.VideoDecoder&&null!=self.VideoFrame&&null!=self.AudioEncoder&&null!=self.AudioDecoder&&null!=self.AudioData))return[3,2];return[4,self.VideoEncoder.isConfigSupported({codec:t.videoCodec,width:1280,height:720})];case 1:n=null!==(e=s.sent().supported)&&void 0!==e&&e,s.label=2;case 2:if(!(r=n))return[3,4];return[4,self.AudioEncoder.isConfigSupported({codec:r$.codec,sampleRate:r$.sampleRate,numberOfChannels:r$.channelCount})];case 3:r=s.sent().supported,s.label=4;case 4:return[2,r]}})})()}}]),t}();er=new WeakMap,ei=new WeakMap,en=new WeakMap,es=new WeakMap,ea=new WeakMap,eo=new WeakMap,eu=new WeakMap,el=new WeakMap,ec=new WeakMap,eh=new WeakSet,ef=function(t){var e=eM(this,eu),r=e.width,n=e.height,s=e.videoCodec,a=e.bitrate,o=e.audio,u=e.metaDataTags;return iA({video:eM(this,el)?{width:r,height:n,expectFPS:30,codec:s,bitrate:a,__unsafe_hardwareAcceleration__:eM(this,eu).__unsafe_hardwareAcceleration__}:null,audio:!1===o?null:{codec:"aac",sampleRate:r$.sampleRate,channelCount:r$.channelCount},duration:t,metaDataTags:u})},ed=function(t,e,r){var n=this,s=r.onProgress,a=r.onEnded,o=r.onError,u=0,l=!1,c=null,h=this;(0,ey._)(function(){var r,n,s,o,f,p,m,_;return(0,eB._)(this,function(y){switch(y.label){case 0:r=function(){var r,s,_,y,g,v,b,w,S,x,E,U,T;return(0,eB._)(this,function(A){switch(A.label){case 0:if(null!=c)return[2,{v:void 0}];if(!(l||-1!==e&&m>e||0===eM(h,en).length))return[3,2];return d(),[4,a()];case 1:return A.sent(),[2,{v:void 0}];case 2:u=m/e,p.fillStyle=eM(h,eu).bgColor,p.fillRect(0,0,o,f),r=[],s=!0,_=!1,y=void 0,A.label=3;case 3:A.trys.push([3,10,11,12]),g=eM(h,en)[Symbol.iterator](),A.label=4;case 4:if((s=(v=g.next()).done)||(b=v.value,l))return[3,9];if(m0)||!(m>b.time.offset+b.time.duration))&&!x)return[3,8];if(!b.main)return[3,7];return d(),[4,a()];case 6:return A.sent(),[2,{v:void 0}];case 7:b.destroy(),b.expired=!0,A.label=8;case 8:return s=!0,[3,4];case 9:return[3,12];case 10:return E=A.sent(),_=!0,y=E,[3,12];case 11:try{s||null==g.return||g.return()}finally{if(_)throw y}return[7];case 12:var I,k,C;if(l)return[2,{v:void 0}];return!1!==eM(h,eu).audio&&(r.flat().every(function(t){return 0===t.length})?t.encodeAudio((I=m,C=Math.floor(33e3*(k=r$.sampleRate)/1e6),new AudioData({timestamp:I,numberOfChannels:r$.channelCount,numberOfFrames:C,sampleRate:k,format:"f32-planar",data:new Float32Array(2*C)}))):(U=rY(r),t.encodeAudio(new AudioData({timestamp:m,numberOfChannels:r$.channelCount,numberOfFrames:U.length/r$.channelCount,sampleRate:r$.sampleRate,format:"f32-planar",data:U})))),eM(h,el)&&(T=new VideoFrame(eM(h,es),{duration:33e3,timestamp:m}),t.encodeVideo(T,{keyFrame:n%150==0}),p.resetTransform(),p.clearRect(0,0,o,f),n+=1),m+=33e3,[4,i8(t.getEncodeQueueSize)];case 13:return A.sent(),[2]}})},n=0,o=(s=eM(h,es)).width,f=s.height,p=eM(h,ea),m=0,y.label=1;case 1:return[5,(0,eP._)(r())];case 2:if(_=y.sent(),"object"===(0,ek._)(_))return[2,_.v];y.label=3;case 3:return[3,1];case 4:return[2]}})})().catch(function(t){c=t,eM(n,er).error(t),d(),o(t)});var f=setInterval(function(){s(u)},500),d=function(){l||(l=!0,clearInterval(f),eM(n,en).forEach(function(t){return t.destroy()}))};return d}},{"@swc/helpers/_/_assert_this_initialized":"jgeid","@swc/helpers/_/_async_iterator":"kdyGG","@swc/helpers/_/_async_to_generator":"eONSn","@swc/helpers/_/_class_call_check":"9iJMm","@swc/helpers/_/_create_class":"21IOT","@swc/helpers/_/_define_property":"3NGsL","@swc/helpers/_/_get":"hMhPd","@swc/helpers/_/_get_prototype_of":"dAKgy","@swc/helpers/_/_inherits":"3pfgY","@swc/helpers/_/_object_spread":"9agdF","@swc/helpers/_/_object_spread_props":"gJNH2","@swc/helpers/_/_possible_constructor_return":"iVdhB","@swc/helpers/_/_sliced_to_array":"uVQht","@swc/helpers/_/_to_consumable_array":"iwLF0","@swc/helpers/_/_type_of":"felZi","@swc/helpers/_/_create_super":"86fte","@swc/helpers/_/_ts_generator":"6Xyd0","@swc/helpers/_/_ts_values":"1Y0br","718a311db185ef08":"gp9kd","@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],jgeid:[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t){if(void 0===t)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return t}n.defineInteropFlag(r),n.export(r,"_",function(){return s})},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],kdyGG:[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t){var e,r,n,s=2;for("undefined"!=typeof Symbol&&(r=Symbol.asyncIterator,n=Symbol.iterator);s--;){if(r&&null!=(e=t[r]))return e.call(t);if(n&&null!=(e=t[n]))return new a(e.call(t));r="@@asyncIterator",n="@@iterator"}throw TypeError("Object is not async iterable")}function a(t){function e(t){if(Object(t)!==t)return Promise.reject(TypeError(t+" is not an object."));var e=t.done;return Promise.resolve(t.value).then(function(t){return{value:t,done:e}})}return(a=function(t){this.s=t,this.n=t.next}).prototype={s:null,n:null,next:function(){return e(this.n.apply(this.s,arguments))},return:function(t){var r=this.s.return;return void 0===r?Promise.resolve({value:t,done:!0}):e(r.apply(this.s,arguments))},throw:function(t){var r=this.s.return;return void 0===r?Promise.reject(t):e(r.apply(this.s,arguments))}},new a(t)}n.defineInteropFlag(r),n.export(r,"_",function(){return s})},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],"9iJMm":[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t,e){if(!(t instanceof e))throw TypeError("Cannot call a class as a function")}n.defineInteropFlag(r),n.export(r,"_",function(){return s})},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],"21IOT":[function(t,e,r){var n=t("@parcel/transformer-js/src/esmodule-helpers.js");function s(t,e){for(var r=0;rt.length)&&(e=t.length);for(var r=0,n=Array(e);r* @license MIT */var n=t("@swc/helpers/_/_type_of"),s=t("9c62938f1dccc73c"),a=t("aceacb6a4531a9d2"),o="function"==typeof Symbol&&"function"==typeof Symbol.for?Symbol.for("nodejs.util.inspect.custom"):null;function u(t){if(t>2147483647)throw RangeError('The value "'+t+'" is invalid for option "size"');var e=new Uint8Array(t);return Object.setPrototypeOf(e,l.prototype),e}function l(t,e,r){if("number"==typeof t){if("string"==typeof e)throw TypeError('The "string" argument must be of type string. Received type number');return f(t)}return c(t,e,r)}function c(t,e,r){if("string"==typeof t)return function(t,e){if(("string"!=typeof e||""===e)&&(e="utf8"),!l.isEncoding(e))throw TypeError("Unknown encoding: "+e);var r=0|_(t,e),n=u(r),s=n.write(t,e);return s!==r&&(n=n.slice(0,s)),n}(t,e);if(ArrayBuffer.isView(t))return function(t){if(B(t,Uint8Array)){var e=new Uint8Array(t);return p(e.buffer,e.byteOffset,e.byteLength)}return d(t)}(t);if(null==t)throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+(void 0===t?"undefined":(0,n._)(t)));if(B(t,ArrayBuffer)||t&&B(t.buffer,ArrayBuffer)||"undefined"!=typeof SharedArrayBuffer&&(B(t,SharedArrayBuffer)||t&&B(t.buffer,SharedArrayBuffer)))return p(t,e,r);if("number"==typeof t)throw TypeError('The "value" argument must not be of type number. Received type number');var s=t.valueOf&&t.valueOf();if(null!=s&&s!==t)return l.from(s,e,r);var a=function(t){if(l.isBuffer(t)){var e,r=0|m(t.length),n=u(r);return 0===n.length||t.copy(n,0,0,r),n}return void 0!==t.length?"number"!=typeof t.length||(e=t.length)!=e?u(0):d(t):"Buffer"===t.type&&Array.isArray(t.data)?d(t.data):void 0}(t);if(a)return a;if("undefined"!=typeof Symbol&&null!=Symbol.toPrimitive&&"function"==typeof t[Symbol.toPrimitive])return l.from(t[Symbol.toPrimitive]("string"),e,r);throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+(void 0===t?"undefined":(0,n._)(t)))}function h(t){if("number"!=typeof t)throw TypeError('"size" argument must be of type number');if(t<0)throw RangeError('The value "'+t+'" is invalid for option "size"')}function f(t){return h(t),u(t<0?0:0|m(t))}function d(t){for(var e=t.length<0?0:0|m(t.length),r=u(e),n=0;n=2147483647)throw RangeError("Attempt to allocate Buffer larger than maximum size: 0x7fffffff bytes");return 0|t}function _(t,e){if(l.isBuffer(t))return t.length;if(ArrayBuffer.isView(t)||B(t,ArrayBuffer))return t.byteLength;if("string"!=typeof t)throw TypeError('The "string" argument must be one of type string, Buffer, or ArrayBuffer. Received type '+(void 0===t?"undefined":(0,n._)(t)));var r=t.length,s=arguments.length>2&&!0===arguments[2];if(!s&&0===r)return 0;for(var a=!1;;)switch(e){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":return I(t).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return k(t).length;default:if(a)return s?-1:I(t).length;e=(""+e).toLowerCase(),a=!0}}function y(t,e,r){var n,a,o=!1;if((void 0===e||e<0)&&(e=0),e>this.length||((void 0===r||r>this.length)&&(r=this.length),r<=0||(r>>>=0)<=(e>>>=0)))return"";for(t||(t="utf8");;)switch(t){case"hex":return function(t,e,r){var n=t.length;(!e||e<0)&&(e=0),(!r||r<0||r>n)&&(r=n);for(var s="",a=e;a2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),(a=r=+r)!=a&&(r=s?0:t.length-1),r<0&&(r=t.length+r),r>=t.length){if(s)return -1;r=t.length-1}else if(r<0){if(!s)return -1;r=0}if("string"==typeof e&&(e=l.from(e,n)),l.isBuffer(e))return 0===e.length?-1:b(t,e,r,n,s);if("number"==typeof e)return(e&=255,"function"==typeof Uint8Array.prototype.indexOf)?s?Uint8Array.prototype.indexOf.call(t,e,r):Uint8Array.prototype.lastIndexOf.call(t,e,r):b(t,[e],r,n,s);throw TypeError("val must be string, number or Buffer")}function b(t,e,r,n,s){var a,o=1,u=t.length,l=e.length;if(void 0!==n&&("ucs2"===(n=String(n).toLowerCase())||"ucs-2"===n||"utf16le"===n||"utf-16le"===n)){if(t.length<2||e.length<2)return -1;o=2,u/=2,l/=2,r/=2}function c(t,e){return 1===o?t[e]:t.readUInt16BE(e*o)}if(s){var h=-1;for(a=r;au&&(r=u-l),a=r;a>=0;a--){for(var f=!0,d=0;d239?4:c>223?3:c>191?2:1;if(s+f<=r)switch(f){case 1:c<128&&(h=c);break;case 2:(192&(a=t[s+1]))==128&&(l=(31&c)<<6|63&a)>127&&(h=l);break;case 3:a=t[s+1],o=t[s+2],(192&a)==128&&(192&o)==128&&(l=(15&c)<<12|(63&a)<<6|63&o)>2047&&(l<55296||l>57343)&&(h=l);break;case 4:a=t[s+1],o=t[s+2],u=t[s+3],(192&a)==128&&(192&o)==128&&(192&u)==128&&(l=(15&c)<<18|(63&a)<<12|(63&o)<<6|63&u)>65535&&l<1114112&&(h=l)}null===h?(h=65533,f=1):h>65535&&(h-=65536,n.push(h>>>10&1023|55296),h=56320|1023&h),n.push(h),s+=f}return function(t){var e=t.length;if(e<=4096)return String.fromCharCode.apply(String,t);for(var r="",n=0;nr)throw RangeError("Trying to access beyond buffer length")}function x(t,e,r,n,s,a){if(!l.isBuffer(t))throw TypeError('"buffer" argument must be a Buffer instance');if(e>s||et.length)throw RangeError("Index out of range")}function E(t,e,r,n,s,a){if(r+n>t.length||r<0)throw RangeError("Index out of range")}function U(t,e,r,n,s){return e=+e,r>>>=0,s||E(t,e,r,4,34028234663852886e22,-34028234663852886e22),a.write(t,e,r,n,23,4),r+4}function T(t,e,r,n,s){return e=+e,r>>>=0,s||E(t,e,r,8,17976931348623157e292,-17976931348623157e292),a.write(t,e,r,n,52,8),r+8}r.Buffer=l,r.SlowBuffer=function(t){return+t!=t&&(t=0),l.alloc(+t)},r.INSPECT_MAX_BYTES=50,r.kMaxLength=2147483647,l.TYPED_ARRAY_SUPPORT=function(){try{var t=new Uint8Array(1),e={foo:function(){return 42}};return Object.setPrototypeOf(e,Uint8Array.prototype),Object.setPrototypeOf(t,e),42===t.foo()}catch(t){return!1}}(),l.TYPED_ARRAY_SUPPORT||"undefined"==typeof console||"function"!=typeof console.error||console.error("This browser lacks typed array (Uint8Array) support which is required by `buffer` v5.x. Use `buffer` v4.x if you require old browser support."),Object.defineProperty(l.prototype,"parent",{enumerable:!0,get:function(){if(l.isBuffer(this))return this.buffer}}),Object.defineProperty(l.prototype,"offset",{enumerable:!0,get:function(){if(l.isBuffer(this))return this.byteOffset}}),l.poolSize=8192,l.from=function(t,e,r){return c(t,e,r)},Object.setPrototypeOf(l.prototype,Uint8Array.prototype),Object.setPrototypeOf(l,Uint8Array),l.alloc=function(t,e,r){return(h(t),t<=0)?u(t):void 0!==e?"string"==typeof r?u(t).fill(e,r):u(t).fill(e):u(t)},l.allocUnsafe=function(t){return f(t)},l.allocUnsafeSlow=function(t){return f(t)},l.isBuffer=function(t){return null!=t&&!0===t._isBuffer&&t!==l.prototype},l.compare=function(t,e){if(B(t,Uint8Array)&&(t=l.from(t,t.offset,t.byteLength)),B(e,Uint8Array)&&(e=l.from(e,e.offset,e.byteLength)),!l.isBuffer(t)||!l.isBuffer(e))throw TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array');if(t===e)return 0;for(var r=t.length,n=e.length,s=0,a=Math.min(r,n);sn.length?l.from(a).copy(n,s):Uint8Array.prototype.set.call(n,a,s);else if(l.isBuffer(a))a.copy(n,s);else throw TypeError('"list" argument must be an Array of Buffers');s+=a.length}return n},l.byteLength=_,l.prototype._isBuffer=!0,l.prototype.swap16=function(){var t=this.length;if(t%2!=0)throw RangeError("Buffer size must be a multiple of 16-bits");for(var e=0;e