sagoo-admin-ui-plugin/media/assets/canvas-14fb4930.js

var ft=(h=>(h.VideoCodecInfo="videoCodecInfo",h.VideoFrame="videoFrame",h.Error="error",h))(ft||{}),Gt=(h=>(h.AudioCodecInfo="audioCodecInfo",h.AudioFrame="audioFrame",h.Error="error",h))(Gt||{}),qt={},Ui={get exports(){return qt},set exports(h){qt=h}};(function(h){var a=Object.prototype.hasOwnProperty,o="~";function p(){}Object.create&&(p.prototype=Object.create(null),new p().__proto__||(o=!1));function g(F,w,T){this.fn=F,this.context=w,this.once=T||!1}function _(F,w,T,k,K){if(typeof T!="function")throw new TypeError("The listener must be a function");var Y=new g(T,k||F,K),X=o?o+w:w;return F._events[X]?F._events[X].fn?F._events[X]=[F._events[X],Y]:F._events[X].push(Y):(F._events[X]=Y,F._eventsCount++),F}function b(F,w){--F._eventsCount===0?F._events=new p:delete F._events[w]}function U(){this._events=new p,this._eventsCount=0}U.prototype.eventNames=function(){var w=[],T,k;if(this._eventsCount===0)return w;for(k in T=this._events)a.call(T,k)&&w.push(o?k.slice(1):k);return 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1:R[ne].fn.call(R[ne].context);break;case 2:R[ne].fn.call(R[ne].context,T);break;case 3:R[ne].fn.call(R[ne].context,T,k);break;case 4:R[ne].fn.call(R[ne].context,T,k,K);break;default:if(!H)for(ee=1,H=new Array(oe-1);ee<oe;ee++)H[ee-1]=arguments[ee];R[ne].fn.apply(R[ne].context,H)}}return!0},U.prototype.on=function(w,T,k){return _(this,w,T,k,!1)},U.prototype.once=function(w,T,k){return _(this,w,T,k,!0)},U.prototype.removeListener=function(w,T,k,K){var Y=o?o+w:w;if(!this._events[Y])return this;if(!T)return b(this,Y),this;var X=this._events[Y];if(X.fn)X.fn===T&&(!K||X.once)&&(!k||X.context===k)&&b(this,Y);else{for(var W=0,R=[],oe=X.length;W<oe;W++)(X[W].fn!==T||K&&!X[W].once||k&&X[W].context!==k)&&R.push(X[W]);R.length?this._events[Y]=R.length===1?R[0]:R:b(this,Y)}return this},U.prototype.removeAllListeners=function(w){var T;return w?(T=o?o+w:w,this._events[T]&&b(this,T)):(this._events=new 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T=null;if(Array.isArray(h)?h.length==0?w.state instanceof _i&&w.state.abort(w):(typeof w.state!="string"||!h.includes(w.state))&&(T=new ni(w._state,`${w.name} ${b} to ${a} failed: current state ${w._state} not in from config`)):h!==w.state&&(T=new ni(w._state,`${w.name} ${b} to ${a} failed: current state ${w._state} not from ${h}`)),T)if(o.fail)o.fail.call(this,T);else{if(o.ignoreError)return T;throw T}const k=w.state,K=new _i(k,a,b);Nn.call(w,K);const Y=W=>{var R;return w[wi]=W,K.aborted||(Nn.call(w,a),(R=o.success)===null||R===void 0||R.call(this,w[wi])),W},X=W=>{const R=W instanceof Error?W.message:String(W);if(Nn.call(w,k,W),o.fail)o.fail.call(this,new ni(w._state,`action '${b}' failed :${R}`,W instanceof Error?W:new Error(R)));else{if(o.ignoreError)return W;throw W}};try{const W=U.apply(this,F);return Mi(W)?W.then(Y).catch(X):Y(W)}catch(W){X(W)}}}}function xi(...h){return(a,o,p)=>{const g=p.value,_=o;p.value=function(...b){if(!h.includes(this.state.toString()))throw new ni(this.state,`${this.name} ${_} failed: current state ${this.state} not in ${h}`);return g.apply(this,b)}}}const Ii=(()=>typeof window<"u"&&window.__AFSM__?(o,p)=>{window.dispatchEvent(new CustomEvent(o,{detail:p}))}:typeof importScripts<"u"?(o,p)=>{postMessage({type:o,payload:p})}:()=>{})();function Nn(h,a){const o=this._state;this._state=h;const p=h.toString();h&&this.emit(p,o),this.emit(cr.STATECHANGED,h,o,a),this.updateDevTools({value:h,old:o,err:a instanceof Error?a.message:String(a)})}let cr=class lr extends qt{constructor(a,o,p){super(),this.name=a,this.groupName=o,this._state=lr.INIT,a||(a=Date.now().toString(36)),p?Object.setPrototypeOf(this,p):p=Object.getPrototypeOf(this),o||(this.groupName=this.constructor.name);const g=p[Si];g?this.name=g.name+"-"+g.count++:p[Si]={name:this.name,count:0},this.updateDevTools({diagram:this.stateDiagram})}get stateDiagram(){const a=Object.getPrototypeOf(this),o=zn.get(a)||[];let p=new Set,g=[],_=[];const b=new Set,U=Object.getPrototypeOf(a);zn.has(U)&&(U.stateDiagram.forEach(w=>p.add(w)),U.allStates.forEach(w=>b.add(w))),o.forEach(({from:w,to:T,action:k})=>{typeof w=="string"?g.push({from:w,to:T,action:k}):w.length?w.forEach(K=>{g.push({from:K,to:T,action:k})}):_.push({to:T,action:k})}),g.forEach(({from:w,to:T,action:k})=>{b.add(w),b.add(T),b.add(k+"ing"),p.add(`${w} --> ${k}ing : ${k}`),p.add(`${k}ing --> ${T} : ${k} 🟢`),p.add(`${k}ing --> ${w} : ${k} 🔴`)}),_.forEach(({to:w,action:T})=>{p.add(`${T}ing --> ${w} : ${T} 🟢`),b.forEach(k=>{k!==w&&p.add(`${k} --> ${T}ing : ${T}`)})});const F=[...p];return Object.defineProperties(a,{stateDiagram:{value:F},allStates:{value:b}}),F}static get(a){let o;return typeof a=="string"?(o=lr.instances.get(a),o||lr.instances.set(a,o=new lr(a,void 0,Object.create(lr.prototype)))):(o=lr.instances2.get(a),o||lr.instances2.set(a,o=new lr(a.constructor.name,void 0,Object.create(lr.prototype)))),o}static getState(a){var o;return(o=lr.get(a))===null||o===void 0?void 0:o.state}updateDevTools(a={}){Ii(lr.UPDATEAFSM,Object.assign({name:this.name,group:this.groupName},a))}get state(){return this._state}set state(a){Nn.call(this,a)}};cr.STATECHANGED="stateChanged";cr.UPDATEAFSM="updateAFSM";cr.INIT="[*]";cr.ON="on";cr.OFF="off";cr.instances=new Map;cr.instances2=new WeakMap;var lt=(h=>(h.CONNECTED="connected",h.DISCONNECTED="disconnected",h.RECONNECTED="reconnected",h))(lt||{}),ji=globalThis&&globalThis.__awaiter||function(h,a,o,p){function g(_){return _ instanceof o?_:new o(function(b){b(_)})}return new(o||(o=Promise))(function(_,b){function U(T){try{w(p.next(T))}catch(k){b(k)}}function F(T){try{w(p.throw(T))}catch(k){b(k)}}function w(T){T.done?_(T.value):g(T.value).then(U,F)}w((p=p.apply(h,a||[])).next())})};const Ei=Symbol(32),Pi=Symbol(16),Ci=Symbol(8);class qn{constructor(a){this.g=a,this.consumed=0,a&&(this.need=a.next().value)}setG(a){this.g=a,this.demand(a.next().value,!0)}consume(){this.buffer&&this.consumed&&(this.buffer.copyWithin(0,this.consumed),this.buffer=this.buffer.subarray(0,this.buffer.length-this.consumed),this.consumed=0)}demand(a,o){return o&&this.consume(),this.need=a,this.flush()}read(a){return ji(this,void 0,void 0,function*(){return this.lastReadPromise&&(yield this.lastReadPromise),this.lastReadPromise=new Promise((o,p)=>{var g;this.reject=p,this.resolve=b=>{delete this.lastReadPromise,delete this.resolve,delete this.need,o(b)},this.demand(a,!0)||(g=this.pull)===null||g===void 0||g.call(this,a)})})}readU32(){return this.read(Ei)}readU16(){return this.read(Pi)}readU8(){return this.read(Ci)}close(){var a;this.g&&this.g.return(),this.buffer&&this.buffer.subarray(0,0),(a=this.reject)===null||a===void 0||a.call(this,new Error("EOF")),delete this.lastReadPromise}flush(){if(!this.buffer||!this.need)return;let a=null;const o=this.buffer.subarray(this.consumed);let p=0;const g=_=>o.length<(p=_);if(typeof this.need=="number"){if(g(this.need))return;a=o.subarray(0,p)}else if(this.need===Ei){if(g(4))return;a=o[0]<<24|o[1]<<16|o[2]<<8|o[3]}else if(this.need===Pi){if(g(2))return;a=o[0]<<8|o[1]}else if(this.need===Ci){if(g(1))return;a=o[0]}else if("buffer"in this.need){if("byteOffset"in this.need){if(g(this.need.byteLength-this.need.byteOffset))return;new Uint8Array(this.need.buffer,this.need.byteOffset).set(o.subarray(0,p)),a=this.need}else if(this.g){this.g.throw(new Error("Unsupported type"));return}}else{if(g(this.need.byteLength))return;new Uint8Array(this.need).set(o.subarray(0,p)),a=this.need}return this.consumed+=p,this.g?this.demand(this.g.next(a).value,!0):this.resolve&&this.resolve(a),a}write(a){if(a instanceof Uint8Array?this.malloc(a.length).set(a):"buffer"in a?this.malloc(a.byteLength).set(new Uint8Array(a.buffer,a.byteOffset,a.byteLength)):this.malloc(a.byteLength).set(new Uint8Array(a)),this.g||this.resolve)this.flush();else return new Promise(o=>this.pull=o)}writeU32(a){this.malloc(4).set([a>>24&255,a>>16&255,a>>8&255,a&255]),this.flush()}writeU16(a){this.malloc(2).set([a>>8&255,a&255]),this.flush()}writeU8(a){this.malloc(1)[0]=a,this.flush()}malloc(a){if(this.buffer){const o=this.buffer.length,p=o+a;if(p<=this.buffer.buffer.byteLength-this.buffer.byteOffset)this.buffer=new Uint8Array(this.buffer.buffer,this.buffer.byteOffset,p);else{const g=new Uint8Array(p);g.set(this.buffer),this.buffer=g}return this.buffer.subarray(o,p)}else return this.buffer=new Uint8Array(a),this.buffer}}qn.U32=Ei;qn.U16=Pi;qn.U8=Ci;var Li=Object.defineProperty,Bi=Object.getOwnPropertyDescriptor,Xn=(h,a,o,p)=>{for(var g=p>1?void 0:p?Bi(a,o):a,_=h.length-1,b;_>=0;_--)(b=h[_])&&(g=(p?b(a,o,g):b(g))||g);return p&&g&&Li(a,o,g),g};function Ri(h,a=1,o=1){return h<=1?o:Ri(h-1,o,a+o)}function Hi(h){const a=Math.round(h/2)+1;return a>6?13*1e3:Ri(a)*1e3}class ki{constructor(){this.total=0,this._buffer=0,this.lastTime=0,this._bps=0}add(a){const o=Date.now();this._buffer+=a,this.lastTime===0?this.lastTime=o:o-this.lastTime>1e3&&(this._bps=this._buffer*1e3/(o-this.lastTime)>>0,this._buffer=0,this.lastTime=o),this.total+=a}get bps(){return Date.now()-this.lastTime>5e3?0:this._bps}}class At extends cr{constructor(a,o={}){super(a||"conn","Connection"),this.url=a,this.options=o,this.up=new ki,this.down=new ki,this.underlyingSink={write:async p=>{var g;return this.down.add(p.length||p.byteLength),(g=this.oput)==null?void 0:g.write(p)}},this.options.reconnectTimeout||(this.options.reconnectTimeout=Hi)}read(a){return Promise.reject("not connected")}async connect(){this.abortCtrl=new AbortController,`${this.url}`,console.time(this.url),this.onConnected(await this._connect())}_close(){}_send(a){}async reconnect(){`${this.url}`,console.time(this.url),this.abortCtrl=new AbortController,this.onConnected(await this._connect())}onConnected(a){if(console.timeEnd(this.url),!!a)return this.oput||(this.oput=new qn),this.read=this.oput.read.bind(this.oput),a.pipeTo(new WritableStream(this.underlyingSink),this.abortCtrl).catch(o=>{this.abortCtrl.signal.aborted||this.disconnect(o)})}disconnect(a){console.warn(`disconnect: ${this.url}`,a),this.options.reconnectCount&&this.reconnectAfter()}reconnectAfter(a=1e3,o=0){setTimeout(()=>{this.reconnect().catch(p=>{`${this.url}`,o<this.options.reconnectCount&&this.reconnectAfter(this.options.reconnectTimeout(o),o+1)})},a)}close(){var a;(a=this.abortCtrl)==null||a.abort(),this._close()}send(a){this.up.add(a.byteLength-("byteOffset"in a?a.byteOffset:0)),this._send(a)}}Xn([xi(lt.CONNECTED)],At.prototype,"read",1);Xn([ii([lt.DISCONNECTED,cr.INIT],lt.CONNECTED)],At.prototype,"connect",1);Xn([ii(lt.DISCONNECTED,lt.RECONNECTED)],At.prototype,"reconnect",1);Xn([ii(lt.CONNECTED,lt.DISCONNECTED)],At.prototype,"disconnect",1);Xn([ii([],cr.INIT)],At.prototype,"close",1);class ho extends At{async _connect(){const a=new WebSocket(this.url);return this.ws=a,a.binaryType="arraybuffer",new Promise((o,p)=>{a.onerror=p,a.onopen=()=>{o(new ReadableStream({start:g=>{a.onclose=_=>g.error(_),a.onmessage=_=>g.enqueue(_.data)}}))}})}_close(){var a;(a=this.ws)==null||a.close(1e3,"close")}_send(a){var o;(o=this.ws)==null||o.send(a)}}class po extends At{constructor(a){super(a.label),this.dc=a}async _connect(){return new ReadableStream({start:a=>{this.dc.onclose=()=>{a.close()},this.dc.onerror=o=>{a.error(o)},this.dc.onmessage=o=>{a.enqueue(o.data)}}})}_close(){this.dc.close()}_send(a){this.dc.send(a)}}class vo extends qt.EventEmitter{constructor(a,o="recvonly"){super(),this.id=a,this.direction=o}get mediaStream(){return this._mediaStream}set mediaStream(a){this._mediaStream=a,a&&this.emit("change",a)}set audioTrack(a){if(this._audioTrack=a,this._mediaStream){const o=this._mediaStream.getAudioTracks()[0];o&&this._mediaStream.removeTrack(o)}a&&(this._mediaStream?this._mediaStream.addTrack(a):this._mediaStream=new MediaStream([a])),this._mediaStream&&this.emit("change",this._mediaStream)}get audioTrack(){var a;return this._audioTrack||((a=this._mediaStream)==null?void 0:a.getAudioTracks()[0])}set videoTrack(a){if(this._videoTrack=a,this._mediaStream){const o=this._mediaStream.getVideoTracks()[0];o&&this._mediaStream.removeTrack(o)}a&&(this._mediaStream?this._mediaStream.addTrack(a):this._mediaStream=new MediaStream([a])),this._mediaStream&&this.emit("change",this._mediaStream)}get videoTrack(){var a;return this._videoTrack||((a=this._mediaStream)==null?void 0:a.getVideoTracks()[0])}close(){this.emit("close")}}const Ai=Symbol("instance"),ti=Symbol("cacheResult");class bi{constructor(a,o,p){this.oldState=a,this.newState=o,this.action=p,this.aborted=!1}abort(a){this.aborted=!0,Gn.call(a,this.oldState,new Error(`action '${this.action}' aborted`))}toString(){return`${this.action}ing`}}class $i extends Error{constructor(a,o,p){super(o),this.state=a,this.message=o,this.cause=p}}function Wi(h){return typeof h=="object"&&h&&"then"in h}const Vn=new Map;function Ae(h,a,o={}){return(p,g,_)=>{const b=o.action||g;if(!o.context){const F=Vn.get(p)||[];Vn.has(p)||Vn.set(p,F),F.push({from:h,to:a,action:b})}const U=_.value;_.value=function(...F){let w=this;if(o.context&&(w=de.get(typeof o.context=="function"?o.context.call(this,...F):o.context)),w.state===a)return o.sync?w[ti]:Promise.resolve(w[ti]);w.state instanceof bi&&w.state.action==o.abortAction&&w.state.abort(w);let T=null;Array.isArray(h)?h.length==0?w.state instanceof bi&&w.state.abort(w):(typeof w.state!="string"||!h.includes(w.state))&&(T=new $i(w._state,`${w.name} ${b} to ${a} failed: current state ${w._state} not from ${h.join("|")}`)):h!==w.state&&(T=new $i(w._state,`${w.name} ${b} to ${a} failed: current state ${w._state} not from ${h}`));const k=R=>{if(o.fail&&o.fail.call(this,R),o.sync){if(o.ignoreError)return R;throw R}else return o.ignoreError?Promise.resolve(R):Promise.reject(R)};if(T)return k(T);const K=w.state,Y=new bi(K,a,b);Gn.call(w,Y);const X=R=>{var oe;return w[ti]=R,Y.aborted||(Gn.call(w,a),(oe=o.success)===null||oe===void 0||oe.call(this,w[ti])),R},W=R=>(Gn.call(w,K,R),k(R));try{const R=U.apply(this,F);return Wi(R)?R.then(X).catch(W):o.sync?X(R):Promise.resolve(X(R))}catch(R){return W(R)}}}}function Ti(...h){return(a,o,p)=>{const g=p.value,_=o;p.value=function(...b){if(!h.includes(this.state.toString()))throw new $i(this.state,`${this.name} ${_} failed: current state ${this.state} not in ${h}`);return g.apply(this,b)}}}const zi=(()=>typeof window<"u"&&window.__AFSM__?(o,p)=>{window.dispatchEvent(new CustomEvent(o,{detail:p}))}:typeof importScripts<"u"?(o,p)=>{postMessage({type:o,payload:p})}:()=>{})();function Gn(h,a){const o=this._state;this._state=h;const p=h.toString();h&&this.emit(p,o),this.emit(de.STATECHANGED,h,o,a),this.updateDevTools({value:h,old:o,err:a instanceof Error?a.message:String(a)})}class de extends qt{constructor(a,o,p){super(),this.name=a,this.groupName=o,this._state=de.INIT,a||(a=Date.now().toString(36)),p?Object.setPrototypeOf(this,p):p=Object.getPrototypeOf(this),o||(this.groupName=this.constructor.name);const g=p[Ai];g?this.name=g.name+"-"+g.count++:p[Ai]={name:this.name,count:0},this.updateDevTools({diagram:this.stateDiagram})}get stateDiagram(){const a=Object.getPrototypeOf(this),o=Vn.get(a)||[];let p=new Set,g=[],_=[];const b=new Set,U=Object.getPrototypeOf(a);Vn.has(U)&&(U.stateDiagram.forEach(w=>p.add(w)),U.allStates.forEach(w=>b.add(w))),o.forEach(({from:w,to:T,action:k})=>{typeof 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zt=c=>(zt=W.C)(c);o.dynCall_jiji=(c,d,v,E,A)=>(o.dynCall_jiji=W.D)(c,d,v,E,A);var ut;mr=function c(){ut||Nt(),ut||(mr=c)};function Nt(){if(We>0||(pr(),We>0))return;function c(){ut||(ut=!0,o.calledRun=!0,!R&&(Zr(),p(o),o.onRuntimeInitialized&&o.onRuntimeInitialized(),kr()))}o.setStatus?(o.setStatus("Running..."),setTimeout(function(){setTimeout(function(){o.setStatus("")},1),c()},1)):c()}if(o.preInit)for(typeof o.preInit=="function"&&(o.preInit=[o.preInit]);o.preInit.length>0;)o.preInit.pop()();return Nt(),a.ready}})();class bo extends Xt{constructor(a){super(Xi,a!=null&&a.wasmPath?fetch(a.wasmPath).then(o=>o.arrayBuffer()):void 0,a==null?void 0:a.workerMode,a==null?void 0:a.canvas,a==null?void 0:a.yuvMode)}}var Ki=Object.defineProperty,Qi=Object.getOwnPropertyDescriptor,Kn=(h,a,o,p)=>{for(var g=p>1?void 0:p?Qi(a,o):a,_=h.length-1,b;_>=0;_--)(b=h[_])&&(g=(p?b(a,o,g):b(g))||g);return p&&g&&Ki(a,o,g),g};class Qn extends de{async initialize(){this.decoder=new VideoDecoder({output:a=>{this.emit(ft.VideoFrame,a)},error:a=>{this.close(),this.emit(ft.Error,a)}})}configure(a){this.config=a,!a.description&&a.codec!=="av1"&&(this.config[a.codec]={format:"annexb"}),this.decoder.configure({...a,codec:this.getCodec(a)})}getCodec(a){switch(a.codec){case"hevc":return"hvc1.1.6.L0.12.34.56.78.9A.BC";case"av1":return"av01.0.05M.08";case"avc":return"avc1.420028";default:return a.codec}}decode(a){this.decoder.state==="configured"&&this.decoder.decode(new EncodedVideoChunk(a))}flush(){this.decoder.flush()}reset(){this.decoder.reset()}close(){this.decoder.state!=="closed"&&this.decoder.close()}}Kn([Ae([de.INIT,"closed"],"initialized")],Qn.prototype,"initialize",1);Kn([Ae("initialized","configured",{sync:!0})],Qn.prototype,"configure",1);Kn([Ti("configured")],Qn.prototype,"decode",1);Kn([Ae([],de.INIT,{sync:!0})],Qn.prototype,"reset",1);Kn([Ae([],"closed",{ignoreError:!0,sync:!0})],Qn.prototype,"close",1);const O=class{static box(h,...a){let o=8,p=a.length;for(let b=0;b<p;b++)o+=a[b].byteLength;let g=new Uint8Array(o);g[0]=o>>>24&255,g[1]=o>>>16&255,g[2]=o>>>8&255,g[3]=o&255,g.set(h,4);let _=8;for(let b=0;b<p;b++)g.set(a[b],_),_+=a[b].byteLength;return g}static generateInitSegment(h){let a=O.box(O.types.ftyp,O.constants.FTYP),o=O.moov(h),p=new Uint8Array(a.byteLength+o.byteLength);return p.set(a,0),p.set(o,a.byteLength),p}static moov(h){let a=O.mvhd(h.timescale,h.duration),o=O.trak(h),p=O.mvex(h);return O.box(O.types.moov,a,o,p)}static mvhd(h,a){return O.box(O.types.mvhd,new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,h>>>24&255,h>>>16&255,h>>>8&255,h&255,a>>>24&255,a>>>16&255,a>>>8&255,a&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]))}static trak(h){return O.box(O.types.trak,O.tkhd(h),O.mdia(h))}static tkhd(h){let a=h.id,o=h.duration,p=h.presentWidth,g=h.presentHeight;return O.box(O.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,a>>>24&255,a>>>16&255,a>>>8&255,a&255,0,0,0,0,o>>>24&255,o>>>16&255,o>>>8&255,o&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,p>>>8&255,p&255,0,0,g>>>8&255,g&255,0,0]))}static mdia(h){return O.box(O.types.mdia,O.mdhd(h),O.hdlr(h),O.minf(h))}static mdhd(h){let a=h.timescale,o=h.duration;return O.box(O.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,a>>>24&255,a>>>16&255,a>>>8&255,a&255,o>>>24&255,o>>>16&255,o>>>8&255,o&255,85,196,0,0]))}static hdlr(h){let a=null;return h.type==="audio"?a=O.constants.HDLR_AUDIO:a=O.constants.HDLR_VIDEO,O.box(O.types.hdlr,a)}static minf(h){let a=null;return h.type==="audio"?a=O.box(O.types.smhd,O.constants.SMHD):a=O.box(O.types.vmhd,O.constants.VMHD),O.box(O.types.minf,a,O.dinf(),O.stbl(h))}static dinf(){return O.box(O.types.dinf,O.box(O.types.dref,O.constants.DREF))}static stbl(h){return O.box(O.types.stbl,O.stsd(h),O.box(O.types.stts,O.constants.STTS),O.box(O.types.stsc,O.constants.STSC),O.box(O.types.stsz,O.constants.STSZ),O.box(O.types.stco,O.constants.STCO))}static stsd(h){return h.type==="audio"?O.box(O.types.stsd,O.constants.STSD_PREFIX,O.mp4a(h)):h.videoType==="avc"?O.box(O.types.stsd,O.constants.STSD_PREFIX,O.avc1(h)):O.box(O.types.stsd,O.constants.STSD_PREFIX,O.hvc1(h))}static mp4a(h){let a=h.channelCount,o=h.audioSampleRate,p=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,a,0,16,0,0,0,0,o>>>8&255,o&255,0,0]);return O.box(O.types.mp4a,p,O.esds(h))}static esds(h){let a=h.config||[],o=a.length,p=new Uint8Array([0,0,0,0,3,23+o,0,1,0,4,15+o,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([o]).concat(a).concat([6,1,2]));return O.box(O.types.esds,p)}static avc1(h){let a=h.avcc;const o=h.codecWidth,p=h.codecHeight;let g=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>>8&255,o&255,p>>>8&255,p&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,255,255]);return O.box(O.types.avc1,g,O.box(O.types.avcC,a))}static hvc1(h){let a=h.avcc;const o=h.codecWidth,p=h.codecHeight;let g=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>>8&255,o&255,p>>>8&255,p&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,255,255]);return O.box(O.types.hvc1,g,O.box(O.types.hvcC,a))}static mvex(h){return O.box(O.types.mvex,O.trex(h))}static trex(h){let a=h.id,o=new Uint8Array([0,0,0,0,a>>>24&255,a>>>16&255,a>>>8&255,a&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return O.box(O.types.trex,o)}static moof(h,a){return O.box(O.types.moof,O.mfhd(h.sequenceNumber),O.traf(h,a))}static mfhd(h){let a=new Uint8Array([0,0,0,0,h>>>24&255,h>>>16&255,h>>>8&255,h&255]);return O.box(O.types.mfhd,a)}static traf(h,a){let o=h.id,p=O.box(O.types.tfhd,new Uint8Array([0,0,0,0,o>>>24&255,o>>>16&255,o>>>8&255,o&255])),g=O.box(O.types.tfdt,new Uint8Array([0,0,0,0,a>>>24&255,a>>>16&255,a>>>8&255,a&255])),_=O.sdtp(h),b=O.trun(h,_.byteLength+16+16+8+16+8+8);return O.box(O.types.traf,p,g,b,_)}static sdtp(h){let a=new Uint8Array(5),o=h.flags;return a[4]=o.isLeading<<6|o.dependsOn<<4|o.isDependedOn<<2|o.hasRedundancy,O.box(O.types.sdtp,a)}static trun(h,a){let o=28,p=new Uint8Array(o);a+=8+o,p.set([0,0,15,1,0,0,0,1,a>>>24&255,a>>>16&255,a>>>8&255,a&255],0);let g=h.duration,_=h.size,b=h.flags,U=h.cts;return p.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,_>>>24&255,_>>>16&255,_>>>8&255,_&255,b.isLeading<<2|b.dependsOn,b.isDependedOn<<6|b.hasRedundancy<<4|b.isNonSync,0,0,U>>>24&255,U>>>16&255,U>>>8&255,U&255],12),O.box(O.types.trun,p)}static mdat(h){return O.box(O.types.mdat,h)}};let Ke=O;Ke.types={avc1:[],avcC:[],hvc1:[],hvcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};Ke.constants={FTYP:new Uint8Array([105,115,111,109,0,0,0,1,105,115,111,109,97,118,99,49]),STSD_PREFIX:new Uint8Array([0,0,0,0,0,0,0,1]),STTS:new Uint8Array([0,0,0,0,0,0,0,0]),STSC:new Uint8Array([0,0,0,0,0,0,0,0]),STCO:new Uint8Array([0,0,0,0,0,0,0,0]),STSZ:new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),HDLR_VIDEO:new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),HDLR_AUDIO:new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]),DREF:new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),SMHD:new Uint8Array([0,0,0,0,0,0,0,0]),VMHD:new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0])};for(let h in Ke.types)Ke.types.hasOwnProperty(h)&&(Ke.types[h]=[h.charCodeAt(0),h.charCodeAt(1),h.charCodeAt(2),h.charCodeAt(3)]);Ke.constants.STSC=Ke.constants.STTS;Ke.constants.STCO=Ke.constants.STTS;class Yi{constructor(a){this.TAG="ExpGolomb",this._buffer=a,this._buffer_index=0,this._total_bytes=a.byteLength,this._total_bits=a.byteLength*8,this._current_word=0,this._current_word_bits_left=0}destroy(){this._buffer=new Uint8Array(0)}_fillCurrentWord(){const a=this._total_bytes-this._buffer_index;if(a<=0)throw new Error("ExpGolomb: _fillCurrentWord() but no bytes available");const o=Math.min(4,a),p=new Uint8Array(4);p.set(this._buffer.subarray(this._buffer_index,this._buffer_index+o)),this._current_word=new DataView(p.buffer).getUint32(0,!1),this._buffer_index+=o,this._current_word_bits_left=o*8}readBits(a){if(a>32)throw new Error("ExpGolomb: readBits() bits exceeded max 32bits!");if(a<=this._current_word_bits_left){const b=this._current_word>>>32-a;return this._current_word<<=a,this._current_word_bits_left-=a,b}let o=this._current_word_bits_left?this._current_word:0;o=o>>>32-this._current_word_bits_left;const p=a-this._current_word_bits_left;this._fillCurrentWord();const g=Math.min(p,this._current_word_bits_left),_=this._current_word>>>32-g;return this._current_word<<=g,this._current_word_bits_left-=g,o=o<<g|_,o}readBool(){return this.readBits(1)===1}readByte(){return this.readBits(8)}_skipLeadingZero(){let a;for(a=0;a<this._current_word_bits_left;a++)if(this._current_word&2147483648>>>a)return this._current_word<<=a,this._current_word_bits_left-=a,a;return this._fillCurrentWord(),a+this._skipLeadingZero()}readUEG(){const a=this._skipLeadingZero();return this.readBits(a+1)-1}readSEG(){const a=this.readUEG();return a&1?a+1>>>1:-1*(a>>>1)}}class Ur{static _ebsp2rbsp(a){let o=a,p=o.byteLength,g=new Uint8Array(p),_=0;for(let b=0;b<p;b++)b>=2&&o[b]===3&&o[b-1]===0&&o[b-2]===0||(g[_]=o[b],_++);return new Uint8Array(g.buffer,0,_)}static parseSPS(a){let o=a.subarray(1,4),p="avc1.";for(let _e=0;_e<3;_e++){let be=o[_e].toString(16);be.length<2&&(be="0"+be),p+=be}let g=Ur._ebsp2rbsp(a),_=new Yi(g);_.readByte();let b=_.readByte();_.readByte();let U=_.readByte();_.readUEG();let F=Ur.getProfileString(b),w=Ur.getLevelString(U),T=1,k=420,K=[0,420,422,444],Y=8,X=8;if((b===100||b===110||b===122||b===244||b===44||b===83||b===86||b===118||b===128||b===138||b===144)&&(T=_.readUEG(),T===3&&_.readBits(1),T<=3&&(k=K[T]),Y=_.readUEG()+8,X=_.readUEG()+8,_.readBits(1),_.readBool())){let _e=T!==3?8:12;for(let be=0;be<_e;be++)_.readBool()&&(be<6?Ur._skipScalingList(_,16):Ur._skipScalingList(_,64))}_.readUEG();let W=_.readUEG();if(W===0)_.readUEG();else if(W===1){_.readBits(1),_.readSEG(),_.readSEG();let _e=_.readUEG();for(let be=0;be<_e;be++)_.readSEG()}let R=_.readUEG();_.readBits(1);let oe=_.readUEG(),H=_.readUEG(),ne=_.readBits(1);ne===0&&_.readBits(1),_.readBits(1);let Ce=0,ee=0,Q=0,me=0;_.readBool()&&(Ce=_.readUEG(),ee=_.readUEG(),Q=_.readUEG(),me=_.readUEG());let z=1,N=1,dr=0,hr=!0,Sr=0,pr=0;if(_.readBool()){if(_.readBool()){let _e=_.readByte(),be=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],Pe=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];_e>0&&_e<16?(z=be[_e-1],N=Pe[_e-1]):_e===255&&(z=_.readByte()<<8|_.readByte(),N=_.readByte()<<8|_.readByte())}if(_.readBool()&&_.readBool(),_.readBool()&&(_.readBits(4),_.readBool()&&_.readBits(24)),_.readBool()&&(_.readUEG(),_.readUEG()),_.readBool()){let _e=_.readBits(32),be=_.readBits(32);hr=_.readBool(),Sr=be,pr=_e*2,dr=Sr/pr}}let kr=1;(z!==1||N!==1)&&(kr=z/N);let vr=0,Mr=0;if(T===0)vr=1,Mr=2-ne;else{let _e=T===3?1:2,be=T===1?2:1;vr=_e,Mr=be*(2-ne)}let xr=(oe+1)*16,We=(2-ne)*((H+1)*16);xr-=(Ce+ee)*vr,We-=(Q+me)*Mr;let mr=Math.ceil(xr*kr);return _.destroy(),_=null,{codec_mimetype:p,profile_idc:b,level_idc:U,profile_string:F,level_string:w,chroma_format_idc:T,bit_depth:Y,bit_depth_luma:Y,bit_depth_chroma:X,ref_frames:R,chroma_format:k,chroma_format_string:Ur.getChromaFormatString(k),frame_rate:{fixed:hr,fps:dr,fps_den:pr,fps_num:Sr},sar_ratio:{width:z,height:N},codec_size:{width:xr,height:We},present_size:{width:mr,height:We}}}static _skipScalingList(a,o){let p=8,g=8,_=0;for(let b=0;b<o;b++)g!==0&&(_=a.readSEG(),g=(p+_+256)%256),p=g===0?p:g}static getProfileString(a){switch(a){case 66:return"Baseline";case 77:return"Main";case 88:return"Extended";case 100:return"High";case 110:return"High10";case 122:return"High422";case 244:return"High444";default:return"Unknown"}}static getLevelString(a){return(a/10).toFixed(1)}static getChromaFormatString(a){switch(a){case 420:return"4:2:0";case 422:return"4:2:2";case 444:return"4:4:4";default:return"Unknown"}}}function Zi({sps:h,pps:a}){let o=8+h.byteLength+1+2+a.byteLength,p=!1;const g=Ur.parseSPS(h);h[3]!==66&&h[3]!==77&&h[3]!==88&&(p=!0,o+=4);let _=new Uint8Array(o);_[0]=1,_[1]=h[1],_[2]=h[2],_[3]=h[3],_[4]=255,_[5]=225;let b=h.byteLength;_[6]=b>>>8,_[7]=b&255;let U=8;_.set(h,8),U+=b,_[U]=1;let F=a.byteLength;_[U+1]=F>>>8,_[U+2]=F&255,_.set(a,U+3),U+=3+F,p&&(_[U]=252|g.chroma_format_idc,_[U+1]=248|g.bit_depth_luma-8,_[U+2]=248|g.bit_depth_chroma-8,_[U+3]=0,U+=4);const w=[23,0,0,0,0],T=new Uint8Array(w.length+_.byteLength);return T.set(w,0),T.set(_,w.length),T}var Ji=Object.defineProperty,eo=Object.getOwnPropertyDescriptor,si=(h,a,o,p)=>{for(var g=p>1?void 0:p?eo(a,o):a,_=h.length-1,b;_>=0;_--)(b=h[_])&&(g=(p?b(a,o,g):b(g))||g);return p&&g&&Ji(a,o,g),g};class ai extends de{constructor(){super(...arguments),this.sourceBufferCache=[]}decode(a){var p,g,_,b,U,F;if(!!((p=this.config)!=null&&p.description))try{const w=a.data.byteLength,T=8+w,k=new Uint8Array(T);new DataView(k.buffer,0).setUint32(0,T,!1),k.set(Ke.types.mdat,4);const Y={id:1,sequenceNumber:++this.sequenceNumber,size:w,dts:a.timestamp,cts:a.timestamp,isKeyframe:a.type==="key",data:a.data,flags:{isLeading:0,dependsOn:2,isDependedOn:1,hasRedundancy:0,isNonSync:0},duration:40},X=Ke.moof(Y,a.timestamp),W=new Uint8Array(X.byteLength+k.byteLength);W.set(X,0),W.set(k,X.byteLength),(b=this.sourceBuffer)!=null&&b.updating?this.sourceBufferCache.push(W):(U=this.sourceBuffer)==null||U.appendBuffer(W)}catch(w){(F=this.element)==null||F.error,console.error(w)}else{const w=a.data instanceof ArrayBuffer?new Uint8Array(a.data):a.data;let T,k,K=!1;const X=(R=>{const oe=[];for(let H=0;H<R.length-3;H++)R[H]===0&&R[H+1]===0&&R[H+2]===0&&R[H+3]===1?oe.push(H+4):R[H]===0&&R[H+1]===0&&R[H+2]===1&&oe.push(H+3);return oe})(w),W=[];for(let R=0;R<X.length;R++){const oe=X[R],H=R<X.length-1?X[R+1]:w.length;W.push(w.subarray(oe,H))}if(W.forEach((R,oe)=>{const H=R[0]&31;H===7?T=R:H===8?k=R:H===5&&(K=!0)}),T&&k&&!this.sourceBuffer){const 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xn=function(e,r,t,n){e||(e=this),this.parent=e,this.mount=e.mount,this.mounted=null,this.id=i.nextInode++,this.name=r,this.mode=t,this.node_ops={},this.stream_ops={},this.rdev=n},Kr=365,Qr=146;Object.defineProperties(xn.prototype,{read:{get:function(){return(this.mode&Kr)===Kr},set:function(e){e?this.mode|=Kr:this.mode&=~Kr}},write:{get:function(){return(this.mode&Qr)===Qr},set:function(e){e?this.mode|=Qr:this.mode&=~Qr}},isFolder:{get:function(){return i.isDir(this.mode)}},isDevice:{get:function(){return i.isChrdev(this.mode)}}}),i.FSNode=xn,i.createPreloadedFile=Zt,i.staticInit(),nt(),Ge=o.BindingError=class extends Error{constructor(r){super(r),this.name="BindingError"}},Ye=o.InternalError=class extends Error{constructor(r){super(r),this.name="InternalError"}},jt(),Mt(),gn(),wt=o.UnboundTypeError=Pn(Error,"UnboundTypeError"),Sn(),kn();var gi={p:yr,C:en,w:Hr,t:rn,n:Ut,r:Cn,q:Tn,d:Ct,D:Ht,k:Fn,c:Rn,b:On,j:or,f:v,o:E,g:D,m:Tt,l:le,a:Se,e:He,v:fr,A:St,u:Mn,y:fi,z:li,i:ci,x:di,B:pi,s:vi,h:yi};Yt();var kt=e=>(kt=H.G)(e),Re=e=>(Re=H.I)(e),In=()=>(In=H.J)(),jn=e=>(jn=H.K)(e);o.__embind_initialize_bindings=()=>(o.__embind_initialize_bindings=H.L)();var Ln=e=>(Ln=H.M)(e);o.dynCall_viiijj=(e,r,t,n,s,u,l,f)=>(o.dynCall_viiijj=H.N)(e,r,t,n,s,u,l,f),o.dynCall_jij=(e,r,t,n)=>(o.dynCall_jij=H.O)(e,r,t,n),o.dynCall_jii=(e,r,t)=>(o.dynCall_jii=H.P)(e,r,t),o.dynCall_jiji=(e,r,t,n,s)=>(o.dynCall_jiji=H.Q)(e,r,t,n,s);var Yr;er=function e(){Yr||Bn(),Yr||(er=e)};function Bn(){if(Pe>0||(Mr(),Pe>0))return;function e(){Yr||(Yr=!0,o.calledRun=!0,!ne&&(xr(),p(o),o.onRuntimeInitialized&&o.onRuntimeInitialized(),We()))}o.setStatus?(o.setStatus("Running..."),setTimeout(function(){setTimeout(function(){o.setStatus("")},1),e()},1)):e()}if(o.preInit)for(typeof o.preInit=="function"&&(o.preInit=[o.preInit]);o.preInit.length>0;)o.preInit.pop()();return Bn(),a.ready}})(),to=Object.defineProperty,no=Object.getOwnPropertyDescriptor,Yn=(h,a,o,p)=>{for(var g=p>1?void 0:p?no(a,o):a,_=h.length-1,b;_>=0;_--)(b=h[_])&&(g=(p?b(a,o,g):b(g))||g);return p&&g&&to(a,o,g),g};class Zn extends de{constructor(){super(...arguments),this.sampleRate=0,this.channels=0}initialize(){return new Promise(a=>{const o={};o.print=p=>console.log(p),o.printErr=p=>console.log(`[JS] ERROR: ${p}`),o.onAbort=()=>console.log("[JS] FATAL: WASM ABORTED"),o.postRun=p=>{this.module=p,this.decoder=new this.module.AudioDecoder(this),a()},ro(o)})}configure(a){this.config=a,this.decoder.setCodec(this.config.codec,this.config.description??"")}decode(a){this.decoder.decode(a.data,a.timestamp)}flush(){}reset(){this.config=void 0,this.decoder&&this.decoder.clear()}close(){this.removeAllListeners(),this.decoder&&(this.decoder.clear(),this.decoder.delete())}audioInfo(a,o){this.sampleRate=a,this.channels=o;let p={sampleRate:a,channels:o,depth:16};this.emit(Gt.AudioCodecInfo,p)}pcmData(a,o,p){if(!this.module)return;let g=[],_=0,b=0;for(let F=0;F<this.channels;F++){let w=this.module.HEAPU32[(a>>2)+F]>>2;const T=this.module.HEAPF32.subarray(w,w+o);g.push(T),_+=T.length}const U=new Float32Array(_);this.emit(Gt.AudioFrame,new AudioData({format:"f32-planar",sampleRate:this.sampleRate,numberOfChannels:this.channels,timestamp:p,numberOfFrames:o,data:g.reduce((F,w)=>(F.subarray(b).set(w),b+=w.length,F),U)}))}errorInfo(a){let o={errMsg:a};this.emit(Gt.Error,o)}}Yn([Ae(de.INIT,"initialized")],Zn.prototype,"initialize",1);Yn([Ae("initialized","configured",{sync:!0})],Zn.prototype,"configure",1);Yn([Ti("configured")],Zn.prototype,"decode",1);Yn([Ae("configured","initialized",{sync:!0})],Zn.prototype,"reset",1);Yn([Ae([],"closed",{sync:!0})],Zn.prototype,"close",1);var io=Object.defineProperty,oo=Object.getOwnPropertyDescriptor,Jn=(h,a,o,p)=>{for(var g=p>1?void 0:p?oo(a,o):a,_=h.length-1,b;_>=0;_--)(b=h[_])&&(g=(p?b(a,o,g):b(g))||g);return p&&g&&io(a,o,g),g};class ei extends de{async initialize(){this.decoder=new AudioDecoder({output:a=>{this.emit(Gt.AudioFrame,a)},error:a=>{this.emit(Gt.Error,a),this.close()}})}configure(a){a.codec==="aac"&&(a.codec="mp4a.40.2"),this.config=a,this.decoder.configure(a)}decode(a){this.decoder.state==="configured"&&this.decoder.decode(new EncodedAudioChunk(a))}flush(){this.decoder.flush()}reset(){this.decoder.reset()}close(){this.decoder.state!=="closed"&&this.decoder.close()}}Jn([Ae([de.INIT,"closed"],"initialized")],ei.prototype,"initialize",1);Jn([Ae("initialized","configured",{sync:!0})],ei.prototype,"configure",1);Jn([Ti("configured")],ei.prototype,"decode",1);Jn([Ae([],de.INIT,{sync:!0})],ei.prototype,"reset",1);Jn([Ae([],"closed",{ignoreError:!0,sync:!0})],ei.prototype,"close",1);var Hn=(h=>(h.AUDIO_ENCODER_CONFIG_CHANGED="audio-encoder-config-changed",h.VIDEO_ENCODER_CONFIG_CHANGED="video-encoder-config-changed",h.DEMUX_ERROR="demux-error",h))(Hn||{}),Wn=(h=>(h[h.PULL=0]="PULL",h[h.PUSH=1]="PUSH",h))(Wn||{});class so extends qt.EventEmitter{constructor(a,o=0,p="annexb"){super(),this.source=a,this.mode=o,this.format=p,Object.getPrototypeOf(this).constructor.name,a&&(o==0?this.startPull(a):a.oput=new qn(this.demux()))}startPull(a){this.mode=0,this.source=a,this.audioReadable=new ReadableStream({pull:async o=>o.enqueue(await this.pullAudio())}),this.videoReadable=new ReadableStream({pull:async o=>o.enqueue(await this.pullVideo())})}pullAudio(){return new Promise((a,o)=>{this.gotAudio=a,this.gotVideo&&this.pull().catch(o)})}pullVideo(){return new Promise((a,o)=>{this.gotVideo=a,this.gotAudio&&this.pull().catch(o)})}}const Oi=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350,-1,-1,-1];function Fi(h,a=!1,o){const p=new Uint8Array([0,0,0,1]);let g=0;if(a&&o&&o.length>0)for(const w of o)w instanceof Uint8Array&&w.length>0&&(g+=w.length+4);let _=0,b=0;for(;b<h.length&&!(b+4>h.length);){const w=h[b]<<24|h[b+1]<<16|h[b+2]<<8|h[b+3];if(w<0||b+4+w>h.length)break;_+=w+4,b+=4+w}g+=_;const U=new Uint8Array(g);let F=0;if(a&&o&&o.length>0){for(const w of o)if(w instanceof Uint8Array&&w.length>0){if(F+4+w.length>U.length)return console.error("Error writing parameter set: buffer overflow"),U.slice(0,F);U.set(p,F),U.set(w,F+4),F+=w.length+4}}for(b=0;b<h.length&&!(b+4>h.length);){const w=h[b]<<24|h[b+1]<<16|h[b+2]<<8|h[b+3];if(w<0||b+4+w>h.length)break;if(F+4+w>U.length){console.error("Error writing NALU from AVCC: buffer overflow");break}U.set(p,F),U.set(h.subarray(b+4,b+4+w),F+4),F+=w+4,b+=4+w}return F!==g?U.slice(0,F):U}function Co(h){const a=((h[2]&192)>>>6)+1,o=(h[2]&60)>>>2,p=(h[2]&1)<<2|(h[3]&192)>>>6,g=new Uint8Array([(a&3)<<3|(o&14)>>1,(o&1)<<7|(p&15)<<3]);return{profile:a,sampleRate:Oi[o],channel:p,audioSpecificConfig:g}}function Di(h){const a=[],o=[];let p=0;if(!h||h.length<7)return console.error("Invalid AVCC data: too short"),{sps:a,pps:o};p+=5;const g=h[p++]&31;for(let b=0;b<g;b++){if(p+2>h.length){console.error("Invalid AVCC data: not enough bytes for SPS length");break}const U=h[p]<<8|h[p+1];if(p+=2,p+U>h.length){console.error("Invalid AVCC data: not enough bytes for SPS NAL unit");break}a.push(h.subarray(p,p+U)),p+=U}if(p+1>h.length)return g>0&&a.length,{sps:a,pps:o};const _=h[p++];for(let b=0;b<_;b++){if(p+2>h.length){console.error("Invalid AVCC data: not enough bytes for PPS length");break}const U=h[p]<<8|h[p+1];if(p+=2,p+U>h.length){console.error("Invalid AVCC data: not enough bytes for PPS NAL unit");break}o.push(h.subarray(p,p+U)),p+=U}return{sps:a,pps:o}}function ao(h){const a=[],o=[],p=[];let g=0;if(!h||h.length<23)return console.error("Invalid HVCC data: too short for header"),{vps:a,sps:o,pps:p};g+=22;const _=h[g++];if(g+_*3>h.length)return console.error("Invalid HVCC data: numOfArrays inconsistent with data length"),{vps:a,sps:o,pps:p};for(let b=0;b<_;b++){if(g+3>h.length){console.error("Invalid HVCC data: not enough bytes for NAL unit array header");break}const U=h[g]&63;g++;const F=h[g]<<8|h[g+1];g+=2;let w=!1;for(let T=0;T<F;T++){if(g+2>h.length){console.error("Invalid HVCC data: not enough bytes for NAL unit length"),w=!0;break}const k=h[g]<<8|h[g+1];if(g+=2,g+k>h.length){console.error("Invalid HVCC data: not enough bytes for NAL unit data"),w=!0;break}const K=h.subarray(g,g+k);switch(g+=k,U){case 32:a.push(K);break;case 33:o.push(K);break;case 34:p.push(K);break}}if(w)break}return{vps:a,sps:o,pps:p}}const uo="hvc1",fo="av01";class $o extends so{constructor(){super(...arguments),this.tmp8=new Uint8Array(4),this.dv=new DataView(this.tmp8.buffer)}async pullTag(){const a=new Uint8Array(15);return this.pullTag=async()=>{await this.source.read(a);const o=a[4],p=this.readLength(a.subarray(5,8)),g=this.readTimestamp(a.subarray(8,11)),_=await this.source.read(p);return{type:o,data:_.slice(),timestamp:g}},console.time("flv"),await this.source.read(9).then(o=>{if(this.header=o,o.subarray(0,3).reduce((p,g)=>p+String.fromCharCode(g),"")!=="FLV")throw new Error("not flv");console.timeEnd("flv")}),this.pullTag()}readTag(a){const o=a[0],p=this.readLength(a.subarray(1,4)),g=this.readTimestamp(a.subarray(4,8));this.gotTag(o,a.subarray(11,11+p),g)}gotTag(a,o,p){var g,_,b,U,F;switch(a){case 8:return this.audioDecoderConfig||(this.audioDecoderConfig={codec:{10:"aac",7:"pcma",8:"pcmu"}[o[0]>>4]||"unknown",numberOfChannels:1,sampleRate:8e3},this.audioDecoderConfig.codec=="aac"?(this.audioDecoderConfig.numberOfChannels=o[3]>>3&15,this.audioDecoderConfig.sampleRate=Oi[(o[2]&7)<<1|o[3]>>7]):this.emit(Hn.AUDIO_ENCODER_CONFIG_CHANGED,this.audioDecoderConfig)),this.audioDecoderConfig.codec=="aac"&&o[1]==0?(this.audioDecoderConfig.description=o.subarray(2),this.emit(Hn.AUDIO_ENCODER_CONFIG_CHANGED,this.audioDecoderConfig),this.mode==Wn.PULL?this.pull():void 0):(g=this.gotAudio)==null?void 0:g.call(this,{type:"key",data:this.audioDecoderConfig.codec=="aac"?o.subarray(2):o.subarray(1),timestamp:p,duration:0});case 9:if(o[0]>>7){const k=o[0]&15;if(k){const K=(o[0]&112)>>4==1,Y=k===3,X=o.subarray(Y?5:8);return(b=this.gotVideo)==null?void 0:b.call(this,{type:K?"key":"delta",data:this.format==="annexb"&&((_=this.videoDecoderConfig)==null?void 0:_.codec)!=="av1"?Fi(X,K,this.videoDecoderConfig.parameterSets):X,timestamp:p,duration:0})}else{switch(o.subarray(1,5).reduce((K,Y)=>K+String.fromCharCode(Y),"")){case uo:const K={codec:"hevc",description:o.subarray(5)};if(this.format==="annexb"){const Y=ao(K.description);this.videoDecoderConfig={codec:"hevc",parameterSets:[Y.vps[0],Y.sps[0],Y.pps[0]]}}else this.videoDecoderConfig=K;break;case fo:this.videoDecoderConfig={codec:"av1"};break}return this.emit(Hn.VIDEO_ENCODER_CONFIG_CHANGED,this.videoDecoderConfig),this.mode==Wn.PULL?this.pull():void 0}}else if(o[1]===0){const k={codec:{7:"avc",12:"hevc",13:"av1"}[o[0]&15]||"unknown",description:o.subarray(5)};if(k.codec=="av1")this.videoDecoderConfig={codec:"av1"};else if(this.format==="annexb"){const K=k.codec==="hevc";let Y=[];if(K){const X=Di(k.description);Y=[X.vps[0],X.sps[0],X.pps[0]]}else{const X=Di(k.description);Y=[X.sps[0],X.pps[0]]}this.videoDecoderConfig={codec:k.codec,parameterSets:Y}}else this.videoDecoderConfig=k;return this.emit(Hn.VIDEO_ENCODER_CONFIG_CHANGED,this.videoDecoderConfig),this.mode==Wn.PULL?this.pull():void 0}const w=o[0]>>4==1,T=o.subarray(5);return(F=this.gotVideo)==null?void 0:F.call(this,{type:w?"key":"delta",data:this.format==="annexb"&&((U=this.videoDecoderConfig)==null?void 0:U.codec)!=="av1"?Fi(T,w,this.videoDecoderConfig.parameterSets):T,timestamp:p,duration:0});default:if(this.mode==Wn.PULL)return this.pull()}}async pull(){const a=await this.pullTag();if(a)return this.gotTag(a.type,a.data,a.timestamp)}readLength(a){return this.tmp8[0]=0,this.tmp8.set(a,1),this.dv.getUint32(0)}readTimestamp(a){this.tmp8.set(a.subarray(0,3),1);let o=this.dv.getUint32(0);return o===16777215&&(this.tmp8[0]=a[3],o=this.dv.getUint32(0)),o}readHead(a){if(console.time("flv"),this.header=a,a.subarray(0,3).reduce((o,p)=>o+String.fromCharCode(p),"")!=="FLV")throw new Error("not flv");console.timeEnd("flv")}*demux(){for(this.readHead(yield 13);;){let a=yield 11;const o=a[0],p=this.readLength(a.subarray(1,4)),g=this.readTimestamp(a.subarray(4,8));a=yield p,this.gotTag(o,a.slice(),g),yield 4}}}class To{constructor(a){this.initialized=!1,this.audioQueue=[],this.nextAudioStartTime=0,this.display=a;const o=a.getContext("2d");if(!o)throw new Error("Failed to get 2d context");this.ctx=o,this.audioContext=new AudioContext}async writeAudio(a){const o=a.numberOfChannels,p=a.numberOfFrames,g=a.sampleRate,_=new AudioBuffer({length:p,numberOfChannels:o,sampleRate:g});for(let b=0;b<o;b++){const U=new Float32Array(p);a.copyTo(U,{planeIndex:b}),_.copyToChannel(U,b)}this.scheduleAudioBuffer(_),a.close()}scheduleAudioBuffer(a){const o=this.audioContext.currentTime;this.audioQueue.length===0&&o>this.nextAudioStartTime&&(this.nextAudioStartTime=o),this.audioQueue.push({buffer:a,startTime:this.nextAudioStartTime}),this.nextAudioStartTime+=a.duration,this.processAudioQueue()}processAudioQueue(){const a=this.audioContext.currentTime;for(;this.audioQueue.length>0&&this.audioQueue[0].startTime+this.audioQueue[0].buffer.duration<a;)this.audioQueue.shift();for(;this.audioQueue.length>0;){const o=this.audioQueue[0];if(o.startTime>a)break;const p=this.audioContext.createBufferSource();p.buffer=o.buffer,p.connect(this.audioContext.destination);const g=Math.max(0,a-o.startTime);o.buffer.duration-g>0&&p.start(a,g),this.audioQueue.shift()}}writeVideo(a){(this.display.width!==a.displayWidth||this.display.height!==a.displayHeight)&&(this.display.width=a.displayWidth,this.display.height=a.displayHeight),this.ctx.drawImage(a,0,0,a.displayWidth,a.displayHeight),a.close()}close(){this.audioContext.close()}}export{Zn as A,so as B,To as C,Wn as D,$o as F,go as V,vo as W,ei as a,ft as b,Gt as c,Qn as d,ho as e,Hn as f,bo as g,At as h,Co as i,po as j};