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kt=qt>ir?oe.slice(0,ir-z):oe;t.addToken(t,kt,de?de+Pe:Pe,Ne,z+kt.length==ye?Me:"",Te,Ye)}if(qt>=ir){oe=oe.slice(ir-z),z=ir;break}z=qt,Ne=""}oe=i.slice(T,T=n[Y++]),de=yn(n[Y++],t.cm.options)}}}function Wa(e,t,n){this.line=t,this.rest=ft(t),this.size=this.rest?gt($(this.rest))-n+1:1,this.node=this.text=null,this.hidden=St(e,t)}function Li(e,t,n){for(var r=[],i,T=t;T<n;T=i){var N=new Wa(e.doc,et(e.doc,T),T);i=T+N.size,r.push(N)}return r}var bn=null;function Ds(e){bn?bn.ops.push(e):e.ownsGroup=bn={ops:[e],delayedCallbacks:[]}}function Os(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}function Rs(e,t){var n=e.ownsGroup;if(!n)return;try{Os(n)}finally{bn=null,t(n)}}var Xn=null;function Ht(e,t){var n=Ze(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;bn?i=bn.delayedCallbacks:Xn?i=Xn:(i=Xn=[],setTimeout(Ps,0));for(var T=function(K){i.push(function(){return n[K].apply(null,r)})},N=0;N<n.length;++N)T(N)}function Ps(){var e=Xn;Xn=null;for(var t=0;t<e.length;++t)e[t]()}function Ha(e,t,n,r){for(var i=0;i<t.changes.length;i++){var T=t.changes[i];T=="text"?Ms(e,t):T=="gutter"?Ga(e,t,n,r):T=="class"?qi(e,t):T=="widget"&&Is(e,t,r)}t.changes=null}function Yn(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),B&&I<8&&(e.node.style.zIndex=2)),e.node}function ks(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=Yn(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Ka(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Ba(e,t)}function Ms(e,t){var n=t.text.className,r=Ka(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,qi(e,t)):n&&(t.text.className=n)}function qi(e,t){ks(e,t),t.line.wrapClass?Yn(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Ga(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=Yn(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=be(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Di(e){return e.lineSpace.offsetTop}function ea(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Xa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=l(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function br(e){return re-e.display.nativeBarWidth}function en(e){return e.display.scroller.clientWidth-br(e)-e.display.barWidth}function ta(e){return e.display.scroller.clientHeight-br(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&en(e);if(!t.measure.heights||r&&t.measure.width!=i){var T=t.measure.heights=[];if(r){t.measure.width=i;for(var N=t.text.firstChild.getClientRects(),K=0;K<N.length-1;K++){var 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T=En(e,t),N=na(t),K=0,z=t.text.length,Y=!0,oe=He(t,e.doc.direction);if(oe){var de=(e.options.lineWrapping?zs:Gs)(e,t,n,T,oe,r,i);Y=de.level!=1,K=Y?de.from:de.to-1,z=Y?de.to:de.from-1}var Te=null,ye=null,Pe=ze(function(at){var nt=Er(e,T,at);return nt.top+=N,nt.bottom+=N,sa(nt,r,i,!1)?(nt.top<=i&&nt.left<=r&&(Te=at,ye=nt),!0):!1},K,z),Me,Ne,Ke=!1;if(ye){var Ye=r-ye.left<ye.right-r,Ge=Ye==Y;Pe=Te+(Ge?0:1),Ne=Ge?"after":"before",Me=Ye?ye.left:ye.right}else{!Y&&(Pe==z||Pe==K)&&Pe++,Ne=Pe==0?"after":Pe==t.text.length?"before":Er(e,T,Pe-(Y?1:0)).bottom+N<=i==Y?"after":"before";var Qe=pr(e,Ue(n,Pe,Ne),"line",t,T);Me=Qe.left,Ke=i<Qe.top?-1:i>=Qe.bottom?1:0}return Pe=_e(t.text,Pe,1),aa(n,Pe,Ne,Ke,r-Me)}function Gs(e,t,n,r,i,T,N){var K=ze(function(de){var Te=i[de],ye=Te.level!=1;return sa(pr(e,Ue(n,ye?Te.to:Te.from,ye?"before":"after"),"line",t,r),T,N,!0)},0,i.length-1),z=i[K];if(K>0){var Y=z.level!=1,oe=pr(e,Ue(n,Y?z.from:z.to,Y?"after":"before"),"line",t,r);sa(oe,T,N,!0)&&oe.top>N&&(z=i[K-1])}return z}function zs(e,t,n,r,i,T,N){var K=io(e,t,r,N),z=K.begin,Y=K.end;/\s/.test(t.text.charAt(Y-1))&&Y--;for(var oe=null,de=null,Te=0;Te<i.length;Te++){var ye=i[Te];if(ye.from>=Y||ye.to<=z)continue;var Pe=ye.level!=1,Me=Er(e,r,Pe?Math.min(Y,ye.to)-1:Math.max(z,ye.from)).right,Ne=Me<T?T-Me+1e9:Me-T;(!oe||de>Ne)&&(oe=ye,de=Ne)}return oe||(oe=i[i.length-1]),oe.from<z&&(oe={from:z,to:oe.to,level:oe.level}),oe.to>Y&&(oe={from:oe.from,to:Y,level:oe.level}),oe}var tn;function xn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(tn==null){tn=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)tn.appendChild(document.createTextNode("x")),tn.appendChild(a("br"));tn.appendChild(document.createTextNode("x"))}l(e.measure,tn);var n=tn.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Tn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");l(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function la(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,T=t.gutters.firstChild,N=0;T;T=T.nextSibling,++N){var K=e.display.gutterSpecs[N].className;n[K]=T.offsetLeft+T.clientLeft+i,r[K]=T.clientWidth}return{fixedPos:ua(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ua(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function oo(e){var t=xn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Tn(e.display)-3);return function(i){if(St(e.doc,i))return 0;var T=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(T+=i.widgets[N].height);return n?T+(Math.ceil(i.text.length/r)||1)*t:T+t}}function da(e){var t=e.doc,n=oo(e);t.iter(function(r){var i=n(r);i!=r.height&&dr(r,i)})}function rn(e,t,n,r){var i=e.display;if(!n&&be(t).getAttribute("cm-not-content")=="true")return null;var T,N,K=i.lineSpace.getBoundingClientRect();try{T=t.clientX-K.left,N=t.clientY-K.top}catch(de){return null}var z=oa(e,T,N),Y;if(r&&z.xRel>0&&(Y=et(e.doc,z.line).text).length==z.ch){var oe=H(Y,Y.length,e.options.tabSize)-Y.length;z=Ue(z.line,Math.max(0,Math.round((T-Xa(e.display).left)/Tn(e.display))-oe))}return z}function nn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function Qt(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)fr&&Et(e.doc,t)<i.viewTo&&Nr(e);else if(n<=i.viewFrom)fr&&xt(e.doc,n+r)>i.viewFrom?Nr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Nr(e);else if(t<=i.viewFrom){var T=Ri(e,n,n+r,1);T?(i.view=i.view.slice(T.index),i.viewFrom=T.lineN,i.viewTo+=r):Nr(e)}else if(n>=i.viewTo){var N=Ri(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):Nr(e)}else{var K=Ri(e,t,t,-1),z=Ri(e,n,n+r,1);K&&z?(i.view=i.view.slice(0,K.index).concat(Li(e,K.lineN,z.lineN)).concat(i.view.slice(z.index)),i.viewTo+=r):Nr(e)}var Y=i.externalMeasured;Y&&(n<Y.lineN?Y.lineN+=r:t<Y.lineN+Y.size&&(i.externalMeasured=null))}function Fr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var T=r.view[nn(e,t)];if(T.node==null)return;var N=T.changes||(T.changes=[]);q(N,n)==-1&&N.push(n)}function Nr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ri(e,t,n,r){var i=nn(e,t),T,N=e.display.view;if(!fr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var K=e.display.viewFrom,z=0;z<i;z++)K+=N[z].size;if(K!=t){if(r>0){if(i==N.length-1)return null;T=K+N[i].size-t,i++}else T=K-t;t+=T,n+=T}for(;Et(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=Li(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Li(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(nn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Li(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,nn(e,n)))),r.viewTo=n}function so(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function Qn(e){e.display.input.showSelection(e.display.input.prepareSelection())}function lo(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,T=document.createDocumentFragment(),N=Xa(e.display),K=N.left,z=Math.max(r.sizerWidth,en(e)-r.sizer.offsetLeft)-N.right,Y=i.direction=="ltr";function oe(Ge,Qe,at,nt){Qe<0&&(Qe=0),Qe=Math.round(Qe),nt=Math.round(nt),T.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ge+`px;
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                             height: `+(nt-Qe)+"px"))}function de(Ge,Qe,at){var nt=et(i,Ge),ht=nt.text.length,Tt,Bt;function Dt(kt,er){return ia(e,Ue(Ge,kt),"div",nt,er)}function ir(kt,er,Kt){var Ut=ao(e,nt,null,kt),Mt=er=="ltr"==(Kt=="after")?"left":"right",Ot=Kt=="after"?Ut.begin:Ut.end-(/\s/.test(nt.text.charAt(Ut.end-1))?2:1);return Dt(Ot,Mt)[Mt]}var qt=He(nt,i.direction);return Xe(qt,Qe||0,at==null?ht:at,function(kt,er,Kt,Ut){var Mt=Kt=="ltr",Ot=Dt(kt,Mt?"left":"right"),tr=Dt(er-1,Mt?"right":"left"),In=Qe==null&&kt==0,Gr=at==null&&er==ht,Xt=Ut==0,xr=!qt||Ut==qt.length-1;if(tr.top-Ot.top<=3){var jt=(Y?In:Gr)&&Xt,Ia=(Y?Gr:In)&&xr,Or=jt?K:(Mt?Ot:tr).left,un=Ia?z:(Mt?tr:Ot).right;oe(Or,Ot.top,un-Or,Ot.bottom)}else{var dn,Jt,Un,Ua;Mt?(dn=Y&&In&&Xt?K:Ot.left,Jt=Y?z:ir(kt,Kt,"before"),Un=Y?K:ir(er,Kt,"after"),Ua=Y&&Gr&&xr?z:tr.right):(dn=Y?ir(kt,Kt,"before"):K,Jt=!Y&&In&&Xt?z:Ot.right,Un=!Y&&Gr&&xr?K:tr.left,Ua=Y?ir(er,Kt,"after"):z),oe(dn,Ot.top,Jt-dn,Ot.bottom),Ot.bottom<tr.top&&oe(K,Ot.bottom,null,tr.top),oe(Un,tr.top,Ua-Un,tr.bottom)}(!Tt||Pi(Ot,Tt)<0)&&(Tt=Ot),Pi(tr,Tt)<0&&(Tt=tr),(!Bt||Pi(Ot,Bt)<0)&&(Bt=Ot),Pi(tr,Bt)<0&&(Bt=tr)}),{start:Tt,end:Bt}}var Te=t.from(),ye=t.to();if(Te.line==ye.line)de(Te.line,Te.ch,ye.ch);else{var Pe=et(i,Te.line),Me=et(i,ye.line),Ne=rt(Pe)==rt(Me),Ke=de(Te.line,Te.ch,Ne?Pe.text.length+1:null).end,Ye=de(ye.line,Ne?0:null,ye.ch).start;Ne&&(Ke.top<Ye.top-2?(oe(Ke.right,Ke.top,null,Ke.bottom),oe(K,Ye.top,Ye.left,Ye.bottom)):oe(Ke.right,Ke.top,Ye.left-Ke.right,Ke.bottom)),Ke.bottom<Ye.top&&oe(K,Ke.bottom,null,Ye.top)}n.appendChild(T)}function ca(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||Sn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function co(e){e.state.focused||(e.display.input.focus(),fa(e))}function fo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Sn(e))},100)}function fa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Re(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),D&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ca(e)}function Sn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Re(e,"blur",e,t),e.state.focused=!1,h(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function ki(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],T=e.options.lineWrapping,N=void 0,K=0;if(i.hidden)continue;if(B&&I<8){var z=i.node.offsetTop+i.node.offsetHeight;N=z-n,n=z}else{var Y=i.node.getBoundingClientRect();N=Y.bottom-Y.top,!T&&i.text.firstChild&&(K=i.text.firstChild.getBoundingClientRect().right-Y.left-1)}var oe=i.line.height-N;if((oe>.005||oe<-.005)&&(dr(i.line,N),ho(i.line),i.rest))for(var de=0;de<i.rest.length;de++)ho(i.rest[de]);if(K>e.display.sizerWidth){var Te=Math.ceil(K/Tn(e.display));Te>e.display.maxLineLength&&(e.display.maxLineLength=Te,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function ho(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Mi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Di(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,T=Cr(t,r),N=Cr(t,i);if(n&&n.ensure){var K=n.ensure.from.line,z=n.ensure.to.line;K<T?(T=K,N=Cr(t,At(et(t,K))+e.wrapper.clientHeight)):Math.min(z,t.lastLine())>=N&&(T=Cr(t,At(et(t,z))-e.wrapper.clientHeight),N=z)}return{from:T,to:Math.max(N,T+1)}}function Ys(e,t){if(Fe(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!E){var T=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Di(e.display))+`px;
                         height: `+(t.bottom-t.top+br(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(T),T.scrollIntoView(i),e.display.lineSpace.removeChild(T)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ue(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ue(t.line,t.ch+1,"before"):t);for(var T=0;T<5;T++){var N=!1,K=pr(e,t),z=!n||n==t?K:pr(e,n);i={left:Math.min(K.left,z.left),top:Math.min(K.top,z.top)-r,right:Math.max(K.left,z.left),bottom:Math.max(K.bottom,z.bottom)+r};var Y=ha(e,i),oe=e.doc.scrollTop,de=e.doc.scrollLeft;if(Y.scrollTop!=null&&(qn(e,Y.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(N=!0)),Y.scrollLeft!=null&&(an(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-de)>1&&(N=!0)),!N)break}return i}function Js(e,t){var n=ha(e,t);n.scrollTop!=null&&qn(e,n.scrollTop),n.scrollLeft!=null&&an(e,n.scrollLeft)}function ha(e,t){var n=e.display,r=xn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,T=ta(e),N={};t.bottom-t.top>T&&(t.bottom=t.top+T);var K=e.doc.height+ea(n),z=t.top<r,Y=t.bottom>K-r;if(t.top<i)N.scrollTop=z?0:t.top;else if(t.bottom>i+T){var oe=Math.min(t.top,(Y?K:t.bottom)-T);oe!=i&&(N.scrollTop=oe)}var de=e.options.fixedGutter?0:n.gutters.offsetWidth,Te=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-de,ye=en(e)-n.gutters.offsetWidth,Pe=t.right-t.left>ye;return Pe&&(t.right=t.left+ye),t.left<10?N.scrollLeft=0:t.left<Te?N.scrollLeft=Math.max(0,t.left+de-(Pe?0:10)):t.right>ye+Te-3&&(N.scrollLeft=t.right+(Pe?0:10)-ye),N}function ma(e,t){if(t==null)return;Ii(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function wn(e){Ii(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Zn(e,t,n){(t!=null||n!=null)&&Ii(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Ii(e),e.curOp.scrollToPos=t}function Ii(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=no(e,t.from),r=no(e,t.to);mo(e,n,r,t.margin)}}function mo(e,t,n,r){var i=ha(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});Zn(e,i.scrollLeft,i.scrollTop)}function qn(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;_||ga(e,{top:t}),po(e,t,!0),_&&ga(e),ri(e,100)}function po(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function an(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Eo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function ei(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ea(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+br(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var on=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Ae(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ae(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};on.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var T=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+T)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},on.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},on.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},on.prototype.zeroWidthHack=function(){var e=s&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new X,this.disableVert=new X},on.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),T=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);T!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},on.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ti=function(){};ti.prototype.update=function(){return{bottom:0,right:0}},ti.prototype.setScrollLeft=function(){},ti.prototype.setScrollTop=function(){},ti.prototype.clear=function(){};function Cn(e,t){t||(t=ei(e));var n=e.display.barWidth,r=e.display.barHeight;go(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ki(e),go(e,ei(e)),n=e.display.barWidth,r=e.display.barHeight}function go(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var vo={native:on,null:ti};function yo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new vo[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ae(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?an(e,t):qn(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function sn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},Ds(e.curOp)}function ln(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var T=0;T<t.length;T++)nl(t[T]);for(var N=0;N<t.length;N++)il(t[N])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&mr(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ui(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&pa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ki(t),e.barMeasure=ei(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=$a(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+br(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-en(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&an(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==M();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Cn(t,e.barMeasure),e.updatedDisplay&&ya(t,e.barMeasure),e.selectionChanged&&ca(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&co(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&bo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&po(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&an(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,lt(r,e.scrollToPos.from),lt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var T=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(T)for(var K=0;K<T.length;++K)T[K].lines.length||Re(T[K],"hide");if(N)for(var z=0;z<N.length;++z)N[z].lines.length&&Re(N[z],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Re(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function nr(e,t){if(e.curOp)return t();sn(e);try{return t()}finally{ln(e)}}function Ft(e,t){return function(){if(e.curOp)return t.apply(e,arguments);sn(e);try{return t.apply(e,arguments)}finally{ln(e)}}}function $t(e){return function(){if(this.curOp)return e.apply(this,arguments);sn(this);try{return e.apply(this,arguments)}finally{ln(this)}}}function Nt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);sn(t);try{return e.apply(this,arguments)}finally{ln(t)}}}function ri(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,O(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=rr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(T){if(r.line>=e.display.viewFrom){var N=T.styles,K=T.text.length>e.options.maxHighlightLength?ur(t.mode,r.state):null,z=bi(e,T,r,!0);K&&(r.state=K),T.styles=z.styles;var Y=T.styleClasses,oe=z.classes;oe?T.styleClasses=oe:Y&&(T.styleClasses=null);for(var de=!N||N.length!=T.styles.length||Y!=oe&&(!Y||!oe||Y.bgClass!=oe.bgClass||Y.textClass!=oe.textClass),Te=0;!de&&Te<N.length;++Te)de=N[Te]!=T.styles[Te];de&&i.push(r.line),T.stateAfter=r.save(),r.nextLine()}else T.text.length<=e.options.maxHighlightLength&&mn(e,T.text,r),T.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ri(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&nr(e,function(){for(var T=0;T<i.length;T++)Fr(e,i[T],"text")})}var Ui=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Mi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=en(e),this.force=n,this.dims=la(e),this.events=[]};Ui.prototype.signal=function(e,t){le(e,t)&&this.events.push(arguments)},Ui.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Re.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=br(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=br(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!y(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&y(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==M())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&y(document.body,e.anchorNode)&&y(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function pa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Nr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&so(e)==0)return!1;xo(e)&&(Nr(e),t.dims=la(e));var i=r.first+r.size,T=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<T&&T-n.viewFrom<20&&(T=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),fr&&(T=Et(e.doc,T),N=xt(e.doc,N));var K=T!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,T,N),n.viewOffset=At(et(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var z=so(e);if(!K&&z==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var Y=sl(e);return z>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),z>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(Y),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,K&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ri(e,400)),n.updateLineNumbers=null,!0}function bo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==en(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ea(e.display)-ta(e),n.top)}),t.visible=Mi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Mi(e.display,e.doc,n));if(!pa(e,t))break;ki(e);var i=ei(e);Qn(e),Cn(e,i),ya(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function ga(e,t){var n=new Ui(e,t);if(pa(e,n)){ki(e),bo(e,n);var r=ei(e);Qn(e),Cn(e,r),ya(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,T=r.lineDiv,N=T.firstChild;function K(Pe){var Me=Pe.nextSibling;return D&&s&&e.display.currentWheelTarget==Pe?Pe.style.display="none":Pe.parentNode.removeChild(Pe),Me}for(var z=r.view,Y=r.viewFrom,oe=0;oe<z.length;oe++){var de=z[oe];if(!de.hidden)if(!de.node||de.node.parentNode!=T){var Te=Us(e,de,Y,n);T.insertBefore(Te,N)}else{for(;N!=de.node;)N=K(N);var ye=i&&t!=null&&t<=Y&&de.lineNumber;de.changes&&(q(de.changes,"gutter")>-1&&(ye=!1),Ha(e,de,Y,n)),ye&&(c(de.lineNumber),de.lineNumber.appendChild(document.createTextNode(Xr(e.options,Y)))),N=de.node.nextSibling}Y+=de.size}for(;N;)N=K(N)}function va(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function ya(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+br(e)+"px"}function Eo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ua(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,T=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=T),n[N].gutterBackground&&(n[N].gutterBackground.style.left=T));var K=n[N].alignable;if(K)for(var z=0;z<K.length;z++)K[z].style.left=T}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function xo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Xr(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),T=i.firstChild.offsetWidth,N=i.offsetWidth-T;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(T,r.lineGutter.offsetWidth-N)+1,r.lineNumWidth=r.lineNumInnerWidth+N,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",va(e.display),!0}return!1}function ba(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var T=e[i],N=null;if(typeof T!="string"&&(N=T.style,T=T.className),T=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:T,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function To(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],T=i.className,N=i.style,K=t.appendChild(a("div",null,"CodeMirror-gutter "+T));N&&(K.style.cssText=N),T=="CodeMirror-linenumbers"&&(e.lineGutter=K,K.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",va(e)}function ni(e){To(e.display),Qt(e),Eo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=g("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 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Fi=0,or=null;B?or=-.53:_?or=15:x?or=-.7:k&&(or=-1/3);function So(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=So(e);return t.x*=or,t.y*=or,t}function wo(e,t){var n=So(t),r=n.x,i=n.y,T=e.display,N=T.scroller,K=N.scrollWidth>N.clientWidth,z=N.scrollHeight>N.clientHeight;if(!(r&&K||i&&z))return;if(i&&s&&D){e:for(var Y=t.target,oe=T.view;Y!=N;Y=Y.parentNode)for(var de=0;de<oe.length;de++)if(oe[de].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!_&&!A&&or!=null){i&&z&&qn(e,Math.max(0,N.scrollTop+i*or)),an(e,Math.max(0,N.scrollLeft+r*or)),(!i||i&&z)&&J(t),T.wheelStartX=null;return}if(i&&or!=null){var Te=i*or,ye=e.doc.scrollTop,Pe=ye+T.wrapper.clientHeight;Te<0?ye=Math.max(0,ye+Te-50):Pe=Math.min(e.doc.height,Pe+Te+50),ga(e,{top:ye,bottom:Pe})}Fi<20&&(T.wheelStartX==null?(T.wheelStartX=N.scrollLeft,T.wheelStartY=N.scrollTop,T.wheelDX=r,T.wheelDY=i,setTimeout(function(){if(T.wheelStartX==null)return;var Me=N.scrollLeft-T.wheelStartX,Ne=N.scrollTop-T.wheelStartY,Ke=Ne&&T.wheelDY&&Ne/T.wheelDY||Me&&T.wheelDX&&Me/T.wheelDX;if(T.wheelStartX=T.wheelStartY=null,!Ke)return;or=(or*Fi+Ke)/(Fi+1),++Fi},200)):(T.wheelDX+=r,T.wheelDY+=i))}var sr=function(e,t){this.ranges=e,this.primIndex=t};sr.prototype.primary=function(){return this.ranges[this.primIndex]},sr.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!Be(n.anchor,r.anchor)||!Be(n.head,r.head))return!1}return!0},sr.prototype.deepCopy=function(){for(var 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Y=Yr(K.from(),N.from()),oe=hn(K.to(),N.to()),de=K.empty()?N.from()==N.head:K.from()==K.head;T<=n&&--n,t.splice(--T,2,new vt(de?oe:Y,de?Y:oe))}}return new sr(t,n)}function Br(e,t){return new sr([new vt(e,t||e)],0)}function jr(e){return e.text?Ue(e.from.line+e.text.length-1,$(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Co(e,t){if(ut(e,t.from)<0)return e;if(ut(e,t.to)<=0)return jr(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=jr(t).ch-t.to.ch),Ue(n,r)}function Ea(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new vt(Co(i.anchor,t),Co(i.head,t)))}return gr(e.cm,n,e.sel.primIndex)}function Ao(e,t,n){return e.line==t.line?Ue(n.line,e.ch-t.ch+n.ch):Ue(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Ue(e.first,0),T=i,N=0;N<t.length;N++){var K=t[N],z=Ao(K.from,i,T),Y=Ao(jr(K),i,T);if(i=K.to,T=Y,n=="around"){var oe=e.sel.ranges[N],de=ut(oe.head,oe.anchor)<0;r[N]=new vt(de?Y:z,de?z:Y)}else r[N]=new vt(z,z)}return new sr(r,e.sel.primIndex)}function xa(e){e.doc.mode=Sr(e.options,e.doc.modeOption),ii(e)}function ii(e){e.doc.iter(function(t){t.stateAfter&&(t.stateAfter=null),t.styles&&(t.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,ri(e,100),e.state.modeGen++,e.curOp&&Qt(e)}function _o(e,t){return t.from.ch==0&&t.to.ch==0&&$(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function Ta(e,t,n,r){function i(Ye){return n?n[Ye]:null}function T(Ye,Ge,Qe){Mr(Ye,Ge,Qe,r),Ht(Ye,"change",Ye,t)}function N(Ye,Ge){for(var Qe=[],at=Ye;at<Ge;++at)Qe.push(new wt(Y[at],i(at),r));return Qe}var K=t.from,z=t.to,Y=t.text,oe=et(e,K.line),de=et(e,z.line),Te=$(Y),ye=i(Y.length-1),Pe=z.line-K.line;if(t.full)e.insert(0,N(0,Y.length)),e.remove(Y.length,e.size-Y.length);else if(_o(e,t)){var Me=N(0,Y.length-1);T(de,de.text,ye),Pe&&e.remove(K.line,Pe),Me.length&&e.insert(K.line,Me)}else 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Ni(e){this.done=[],this.undone=[],this.undoDepth=Infinity,this.lastModTime=this.lastSelTime=0,this.lastOp=this.lastSelOp=null,this.lastOrigin=this.lastSelOrigin=null,this.generation=this.maxGeneration=e||1}function Sa(e,t){var n={from:Fn(t.from),to:jr(t),text:wr(e,t.from,t.to)};return Po(e,n,t.from.line,t.to.line+1),Wr(e,function(r){return Po(r,n,t.from.line,t.to.line+1)},!0),n}function Oo(e){for(;e.length;){var t=$(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return Oo(e.done),$(e.done);if(e.done.length&&!$(e.done).ranges)return $(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),$(e.done)}function Ro(e,t,n,r){var i=e.history;i.undone.length=0;var T=+new Date,N,K;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>T-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(N=ml(i,i.lastOp==r)))K=$(N.changes),ut(t.from,t.to)==0&&ut(t.from,K.to)==0?K.to=jr(t):N.changes.push(Sa(e,t));else{var 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i=t["spans_"+e.id],T=0;e.iter(Math.max(e.first,n),Math.min(e.first+e.size,r),function(N){N.markedSpans&&((i||(i=t["spans_"+e.id]={}))[T]=N.markedSpans),++T})}function vl(e){if(!e)return null;for(var t,n=0;n<e.length;++n)e[n].marker.explicitlyCleared?t||(t=e.slice(0,n)):t&&t.push(e[n]);return t?t.length?t:null:e}function yl(e,t){var n=t["spans_"+e.id];if(!n)return null;for(var r=[],i=0;i<t.text.length;++i)r.push(vl(n[i]));return r}function ko(e,t){var n=yl(e,t),r=kr(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var T=n[i],N=r[i];if(T&&N){e:for(var K=0;K<N.length;++K){for(var z=N[K],Y=0;Y<T.length;++Y)if(T[Y].marker==z.marker)continue e;T.push(z)}}else N&&(n[i]=N)}return n}function An(e,t,n){for(var r=[],i=0;i<e.length;++i){var T=e[i];if(T.ranges){r.push(n?sr.prototype.deepCopy.call(T):T);continue}var N=T.changes,K=[];r.push({changes:K});for(var z=0;z<N.length;++z){var Y=N[z],oe=void 0;if(K.push({from:Y.from,to:Y.to,text:Y.text}),t)for(var de in 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i?gr(e.cm,i,t.primIndex):t}function _n(e,t,n,r,i){var T=et(e,t.line);if(T.markedSpans)for(var N=0;N<T.markedSpans.length;++N){var K=T.markedSpans[N],z=K.marker,Y="selectLeft"in z?!z.selectLeft:z.inclusiveLeft,oe="selectRight"in z?!z.selectRight:z.inclusiveRight;if((K.from==null||(Y?K.from<=t.ch:K.from<t.ch))&&(K.to==null||(oe?K.to>=t.ch:K.to>t.ch))){if(i&&(Re(z,"beforeCursorEnter"),z.explicitlyCleared))if(T.markedSpans){--N;continue}else break;if(!z.atomic)continue;if(n){var de=z.find(r<0?1:-1),Te=void 0;if((r<0?oe:Y)&&(de=jo(e,de,-r,de&&de.line==t.line?T:null)),de&&de.line==t.line&&(Te=ut(de,n))&&(r<0?Te<0:Te>0))return _n(e,de,t,r,i)}var ye=z.find(r<0?-1:1);return(r<0?Y:oe)&&(ye=jo(e,ye,r,ye.line==t.line?T:null)),ye?_n(e,ye,t,r,i):null}}return t}function Hi(e,t,n,r,i){var T=r||1,N=_n(e,t,n,T,i)||!i&&_n(e,t,n,T,!0)||_n(e,t,n,-T,i)||!i&&_n(e,t,n,-T,!0);return N||(e.cantEdit=!0,Ue(e.first,0))}function jo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?lt(e,Ue(t.line-1)):null:n>0&&t.ch==(r||et(e,t.line)).text.length?t.line<e.first+e.size-1?Ue(t.line+1,0):null:new Ue(t.line,t.ch+n)}function Wo(e){e.setSelection(Ue(e.firstLine(),0),Ue(e.lastLine()),he)}function Ho(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){return r.canceled=!0}};return n&&(r.update=function(i,T,N,K){i&&(r.from=lt(e,i)),T&&(r.to=lt(e,T)),N&&(r.text=N),K!==void 0&&(r.origin=K)}),Re(e,"beforeChange",e,r),e.cm&&Re(e.cm,"beforeChange",e.cm,r),r.canceled?(e.cm&&(e.cm.curOp.updateInput=2),null):{from:r.from,to:r.to,text:r.text,origin:r.origin}}function Ln(e,t,n){if(e.cm){if(!e.cm.curOp)return Ft(e.cm,Ln)(e,t,n);if(e.cm.state.suppressEdits)return}if((le(e,"beforeChange")||e.cm&&le(e.cm,"beforeChange"))&&(t=Ho(e,t,!0),!t))return;var r=Ti&&!n&&Ci(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)Ko(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text,origin:t.origin});else Ko(e,t)}function Ko(e,t){if(t.text.length==1&&t.text[0]==""&&ut(t.from,t.to)==0)return;var n=Ea(e,t);Ro(e,t,n,e.cm?e.cm.curOp.id:NaN),ai(e,t,n,kr(e,t));var r=[];Wr(e,function(i,T){!T&&q(r,i.history)==-1&&(Xo(i.history,t),r.push(i.history)),ai(i,t,null,kr(i,t))})}function Ki(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,T,N=e.sel,K=t=="undo"?i.done:i.undone,z=t=="undo"?i.undone:i.done,Y=0;Y<K.length&&!(T=K[Y],n?T.ranges&&!T.equals(e.sel):!T.ranges);Y++);if(Y==K.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(T=K.pop(),T.ranges){if(Bi(T,z),n&&!T.equals(e.sel)){Vt(e,T,{clearRedo:!1});return}N=T}else if(r){K.push(T);return}else break;var oe=[];Bi(N,z),z.push({changes:oe,generation:i.generation}),i.generation=T.generation||++i.maxGeneration;for(var de=le(e,"beforeChange")||e.cm&&le(e.cm,"beforeChange"),Te=function(Me){var Ne=T.changes[Me];if(Ne.origin=t,de&&!Ho(e,Ne,!1))return K.length=0,{};oe.push(Sa(e,Ne));var Ke=Me?Ea(e,Ne):$(K);ai(e,Ne,Ke,ko(e,Ne)),!Me&&e.cm&&e.cm.scrollIntoView({from:Ne.from,to:jr(Ne)});var Ye=[];Wr(e,function(Ge,Qe){!Qe&&q(Ye,Ge.history)==-1&&(Xo(Ge.history,Ne),Ye.push(Ge.history)),ai(Ge,Ne,null,ko(Ge,Ne))})},ye=T.changes.length-1;ye>=0;--ye){var Pe=Te(ye);if(Pe)return Pe.v}}function Go(e,t){if(t==0)return;if(e.first+=t,e.sel=new sr(ae(e.sel.ranges,function(i){return new vt(Ue(i.anchor.line+t,i.anchor.ch),Ue(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Qt(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Fr(e.cm,r,"gutter")}}function ai(e,t,n,r){if(e.cm&&!e.cm.curOp)return Ft(e.cm,ai)(e,t,n,r);if(t.to.line<e.first){Go(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Go(e,i),t={from:Ue(e.first,0),to:Ue(t.to.line+i,t.to.ch),text:[$(t.text)],origin:t.origin}}var T=e.lastLine();t.to.line>T&&(t={from:t.from,to:Ue(T,et(e,T).text.length),text:[t.text[0]],origin:t.origin}),t.removed=wr(e,t.from,t.to),n||(n=Ea(e,t)),e.cm?El(e.cm,t,r):Ta(e,t,r),Wi(e,n,he),e.cantEdit&&Hi(e,Ue(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,T=t.from,N=t.to,K=!1,z=T.line;e.options.lineWrapping||(z=gt(rt(et(r,T.line))),r.iter(z,N.line+1,function(ye){if(ye==i.maxLine)return K=!0,!0})),r.sel.contains(t.from,t.to)>-1&&se(e),Ta(r,t,n,oo(e)),e.options.lineWrapping||(r.iter(z,T.line+t.text.length,function(ye){var Pe=Gt(ye);Pe>i.maxLineLength&&(i.maxLine=ye,i.maxLineLength=Pe,i.maxLineChanged=!0,K=!1)}),K&&(e.curOp.updateMaxLine=!0)),Wn(r,T.line),ri(e,400);var Y=t.text.length-(N.line-T.line)-1;t.full?Qt(e):T.line==N.line&&t.text.length==1&&!_o(e.doc,t)?Fr(e,T.line,"text"):Qt(e,T.line,N.line+1,Y);var oe=le(e,"changes"),de=le(e,"change");if(de||oe){var Te={from:T,to:N,text:t.text,removed:t.removed,origin:t.origin};de&&Ht(e,"change",e,Te),oe&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Te)}e.display.selForContextMenu=null}function Dn(e,t,n,r,i){var T;r||(r=n),ut(r,n)<0&&(T=[r,n],n=T[0],r=T[1]),typeof t=="string"&&(t=e.splitLines(t)),Ln(e,{from:n,to:r,text:t,origin:i})}function zo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Vo(e,t,n,r){for(var i=0;i<e.length;++i){var T=e[i],N=!0;if(T.ranges){T.copied||(T=e[i]=T.deepCopy(),T.copied=!0);for(var K=0;K<T.ranges.length;K++)zo(T.ranges[K].anchor,t,n,r),zo(T.ranges[K].head,t,n,r);continue}for(var z=0;z<T.changes.length;++z){var Y=T.changes[z];if(n<Y.from.line)Y.from=Ue(Y.from.line+r,Y.from.ch),Y.to=Ue(Y.to.line+r,Y.to.ch);else if(t<=Y.to.line){N=!1;break}}N||(e.splice(0,i+1),i=0)}}function Xo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Vo(e.done,n,r,i),Vo(e.undone,n,r,i)}function oi(e,t,n,r){var i=t,T=t;return typeof t=="number"?T=et(e,$r(e,t)):i=gt(t),i==null?null:(r(T,i)&&e.cm&&Fr(e.cm,i,n),T)}function si(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}si.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,zt(i),Ht(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function li(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}li.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var T=Math.min(t,i-e),N=r.height;if(r.removeInner(e,T),this.height-=N-r.height,i==T&&(this.children.splice(n--,1),r.parent=null),(t-=T)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof si))){var K=[];this.collapse(K),this.children=[new si(K)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],T=i.chunkSize();if(e<=T){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,K=N;K<i.lines.length;){var z=new si(i.lines.slice(K,K+=25));i.height-=z.height,this.children.splice(++r,0,z),z.parent=this}i.lines=i.lines.slice(0,N),this.maybeSpill()}break}e-=T}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new li(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=q(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new li(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],T=i.chunkSize();if(e<T){var N=Math.min(t,T-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=T}}};var ui=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};ui.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=gt(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var T=$n(this);dr(n,Math.max(0,n.height-T)),e&&(nr(e,function(){Yo(e,n,-T),Fr(e,r,"widget")}),Ht(e,"lineWidgetCleared",e,this,r))},ui.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=$n(this)-t;if(!i)return;St(this.doc,r)||dr(r,r.height+i),n&&nr(n,function(){n.curOp.forceUpdate=!0,Yo(n,r,i),Ht(n,"lineWidgetChanged",n,e,gt(r))})},ue(ui);function Yo(e,t,n){At(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ma(e,n)}function xl(e,t,n,r){var i=new ui(e,n,r),T=e.cm;return T&&i.noHScroll&&(T.display.alignWidgets=!0),oi(e,t,"widget",function(N){var K=N.widgets||(N.widgets=[]);if(i.insertAt==null?K.push(i):K.splice(Math.min(K.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,T&&!St(e,N)){var z=At(N)<e.scrollTop;dr(N,N.height+$n(i)),z&&ma(T,i.height),T.curOp.forceUpdate=!0}return!0}),T&&Ht(T,"lineWidgetAdded",T,i,typeof t=="number"?t:gt(t)),i}var $o=0,Hr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++$o};Hr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&sn(e),le(this,"clear")){var n=this.find();n&&Ht(this,"clear",n.from,n.to)}for(var r=null,i=null,T=0;T<this.lines.length;++T){var N=this.lines[T],K=Pr(N.markedSpans,this);e&&!this.collapsed?Fr(e,gt(N),"text"):e&&(K.to!=null&&(i=gt(N)),K.from!=null&&(r=gt(N))),N.markedSpans=Fa(N.markedSpans,K),K.from==null&&this.collapsed&&!St(this.doc,N)&&e&&dr(N,xn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var z=0;z<this.lines.length;++z){var Y=rt(this.lines[z]),oe=Gt(Y);oe>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=oe,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Qt(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&No(e.doc)),e&&Ht(e,"markerCleared",e,this,r,i),t&&ln(e),this.parent&&this.parent.clear()},Hr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var T=this.lines[i],N=Pr(T.markedSpans,this);if(N.from!=null&&(n=Ue(t?T:gt(T),N.from),e==-1))return n;if(N.to!=null&&(r=Ue(t?T:gt(T),N.to),e==1))return r}return n&&{from:n,to:r}},Hr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;nr(r,function(){var i=t.line,T=gt(t.line),N=ra(r,T);if(N&&(Za(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!St(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var z=$n(n)-K;z&&dr(i,i.height+z)}Ht(r,"markerChanged",r,e)})},Hr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||q(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Hr.prototype.detachLine=function(e){if(this.lines.splice(q(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ue(Hr);function On(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Ft(e.cm,On)(e,t,n,r,i);var T=new Hr(e,i),N=ut(t,n);if(r&&P(r,T,!1),N>0||N==0&&T.clearWhenEmpty!==!1)return T;if(T.replacedWith&&(T.collapsed=!0,T.widgetNode=g("span",[T.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||T.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(T.widgetNode.insertLeft=!0)),T.collapsed){if(Zi(e,t.line,t,n,T)||t.line!=n.line&&Zi(e,n.line,t,n,T))throw new Error("Inserting collapsed marker partially overlapping an existing one");wi()}T.addToHistory&&Ro(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,z=e.cm,Y;if(e.iter(K,n.line+1,function(de){z&&T.collapsed&&!z.options.lineWrapping&&rt(de)==z.display.maxLine&&(Y=!0),T.collapsed&&K!=t.line&&dr(de,0),Hn(de,new gn(T,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),T.collapsed&&e.iter(t.line,n.line+1,function(de){St(e,de)&&dr(de,0)}),T.clearOnEnter&&Ae(T,"beforeCursorEnter",function(){return T.clear()}),T.readOnly&&(Si(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),T.collapsed&&(T.id=++$o,T.atomic=!0),z){if(Y&&(z.curOp.updateMaxLine=!0),T.collapsed)Qt(z,t.line,n.line+1);else if(T.className||T.startStyle||T.endStyle||T.css||T.attributes||T.title)for(var oe=t.line;oe<=n.line;oe++)Fr(z,oe,"text");T.atomic&&No(z.doc),Ht(z,"markerAdded",z,T)}return T}var di=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};di.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Ht(this,"clear")},di.prototype.find=function(e,t){return this.primary.find(e,t)},ue(di);function Tl(e,t,n,r,i){r=P(r),r.shared=!1;var T=[On(e,t,n,r,i)],N=T[0],K=r.widgetNode;return Wr(e,function(z){K&&(r.widgetNode=K.cloneNode(!0)),T.push(On(z,lt(z,t),lt(z,n),r,i));for(var Y=0;Y<z.linked.length;++Y)if(z.linked[Y].isParent)return;N=$(T)}),new di(T,N)}function Jo(e){return e.findMarks(Ue(e.first,0),e.clipPos(Ue(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),T=e.clipPos(i.from),N=e.clipPos(i.to);if(ut(T,N)){var K=On(e,T,N,r.primary,r.primary.type);r.markers.push(K),K.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],T=[i.primary.doc];Wr(i.primary.doc,function(z){return T.push(z)});for(var N=0;N<i.markers.length;N++){var K=i.markers[N];q(T,K.doc)==-1&&(K.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,Zt=function(e,t,n,r,i){if(!(this instanceof Zt))return new Zt(e,t,n,r,i);n==null&&(n=0),li.call(this,[new si([new wt("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var T=Ue(n,0);this.sel=Br(T),this.history=new Ni(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ta(this,{from:T,to:T,text:e}),Vt(this,Br(T),he)};Zt.prototype=Se(li.prototype,{constructor:Zt,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=fn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Nt(function(e){var t=Ue(this.first,0),n=this.first+this.size-1;Ln(this,{from:t,to:Ue(n,et(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&Zn(this.cm,0,0),Vt(this,Br(t),he)}),replaceRange:function(e,t,n,r){t=lt(this,t),n=n?lt(this,n):t,Dn(this,e,t,n,r)},getRange:function(e,t,n){var r=wr(this,lt(this,e),lt(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Rr(this,e))return et(this,e)},getLineNumber:function(e){return gt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=et(this,e)),rt(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return lt(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Nt(function(e,t,n){Io(this,lt(this,typeof e=="number"?Ue(e,t||0):e),null,n)}),setSelection:Nt(function(e,t,n){Io(this,lt(this,e),lt(this,t||e),n)}),extendSelection:Nt(function(e,t,n){ji(this,lt(this,e),t&&lt(this,t),n)}),extendSelections:Nt(function(e,t){Mo(this,Nn(this,e),t)}),extendSelectionsBy:Nt(function(e,t){var n=ae(this.sel.ranges,e);Mo(this,Nn(this,n),t)}),setSelections:Nt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new vt(lt(this,e[i].anchor),lt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Vt(this,gr(this.cm,r,t),n)}),addSelection:Nt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new vt(lt(this,e),lt(this,t||e))),Vt(this,gr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=wr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=wr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Nt(function(e,t,n){for(var r=[],i=this.sel,T=0;T<i.ranges.length;T++){var 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e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,Jo(this)),r},unlinkDoc:function(e){if(e instanceof _t&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),wl(Jo(this));break}if(e.history==this.history){var r=[e.id];Wr(e,function(i){return r.push(i.id)},!0),e.history=new Ni(null),e.history.done=An(this.history.done,r),e.history.undone=An(this.history.undone,r)}},iterLinkedDocs:function(e){Wr(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):mt(e)},lineSeparator:function(){return this.lineSep||`
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T=je(i,n.ch,n.sticky),N=i[T];if(e.doc.direction=="ltr"&&N.level%2==0&&(r>0?N.to>n.ch:N.from<n.ch))return _a(t,n,r);var K=function(Ke,Ye){return Aa(t,Ke instanceof Ue?Ke.ch:Ke,Ye)},z,Y=function(Ke){return e.options.lineWrapping?(z=z||En(e,t),ao(e,t,z,Ke)):{begin:0,end:t.text.length}},oe=Y(n.sticky=="before"?K(n,-1):n.ch);if(e.doc.direction=="rtl"||N.level==1){var de=N.level==1==r<0,Te=K(n,de?1:-1);if(Te!=null&&(de?Te<=N.to&&Te<=oe.end:Te>=N.from&&Te>=oe.begin)){var ye=de?"before":"after";return new Ue(n.line,Te,ye)}}var Pe=function(Ke,Ye,Ge){for(var Qe=function(Tt,Bt){return Bt?new Ue(n.line,K(Tt,1),"before"):new Ue(n.line,Tt,"after")};Ke>=0&&Ke<i.length;Ke+=Ye){var at=i[Ke],nt=Ye>0==(at.level!=1),ht=nt?Ge.begin:K(Ge.end,-1);if(at.from<=ht&&ht<at.to)return Qe(ht,nt);if(ht=nt?at.from:K(at.to,-1),Ge.begin<=ht&&ht<Ge.end)return Qe(ht,nt)}},Me=Pe(T+r,r,oe);if(Me)return Me;var Ne=r>0?oe.end:K(oe.begin,-1);return 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vt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,T=e.doc;J(t);var N,K,z=T.sel,Y=z.ranges;if(r.addNew&&!r.extend?(K=T.sel.contains(n),K>-1?N=Y[K]:N=new vt(n,n)):(N=T.sel.primary(),K=T.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new vt(n,n)),n=rn(e,t,!0,!0),K=-1;else{var oe=fs(e,n,r.unit);r.extend?N=wa(N,oe.anchor,oe.head,r.extend):N=oe}r.addNew?K==-1?(K=Y.length,Vt(T,gr(e,Y.concat([N]),K),{scroll:!1,origin:"*mouse"})):Y.length>1&&Y[K].empty()&&r.unit=="char"&&!r.extend?(Vt(T,gr(e,Y.slice(0,K).concat(Y.slice(K+1)),0),{scroll:!1,origin:"*mouse"}),z=T.sel):Ca(T,K,N,xe):(K=0,Vt(T,new sr([N],0),xe),z=T.sel);var de=n;function Te(Ge){if(ut(de,Ge)==0)return;if(de=Ge,r.unit=="rectangle"){for(var Qe=[],at=e.options.tabSize,nt=H(et(T,n.line).text,n.ch,at),ht=H(et(T,Ge.line).text,Ge.ch,at),Tt=Math.min(nt,ht),Bt=Math.max(nt,ht),Dt=Math.min(n.line,Ge.line),ir=Math.min(e.lastLine(),Math.max(n.line,Ge.line));Dt<=ir;Dt++){var qt=et(T,Dt).text,kt=ve(qt,Tt,at);Tt==Bt?Qe.push(new 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Ne(Ge){e.state.selectingText=!1,Pe=Infinity,Ge&&(J(Ge),i.input.focus()),Je(i.wrapper.ownerDocument,"mousemove",Ke),Je(i.wrapper.ownerDocument,"mouseup",Ye),T.history.lastSelOrigin=null}var Ke=Ft(e,function(Ge){Ge.buttons===0||!Ce(Ge)?Ne(Ge):Me(Ge)}),Ye=Ft(e,Ne);e.state.selectingText=Ye,Ae(i.wrapper.ownerDocument,"mousemove",Ke),Ae(i.wrapper.ownerDocument,"mouseup",Ye)}function Xl(e,t){var n=t.anchor,r=t.head,i=et(e.doc,n.line);if(ut(n,r)==0&&n.sticky==r.sticky)return t;var T=He(i);if(!T)return t;var N=je(T,n.ch,n.sticky),K=T[N];if(K.from!=n.ch&&K.to!=n.ch)return t;var z=N+(K.from==n.ch==(K.level!=1)?0:1);if(z==0||z==T.length)return t;var Y;if(r.line!=n.line)Y=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var oe=je(T,r.ch,r.sticky),de=oe-N||(r.ch-n.ch)*(K.level==1?-1:1);oe==z-1||oe==z?Y=de<0:Y=de>0}var Te=T[z+(Y?-1:0)],ye=Y==(Te.level==1),Pe=ye?Te.from:Te.to,Me=ye?"after":"before";return n.ch==Pe&&n.sticky==Me?t:new vt(new Ue(n.line,Pe,Me),r)}function hs(e,t,n,r){var i,T;if(t.touches)i=t.touches[0].clientX,T=t.touches[0].clientY;else try{i=t.clientX,T=t.clientY}catch(Te){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&J(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(T>K.bottom||!le(e,n))return te(t);T-=K.top-N.viewOffset;for(var z=0;z<e.display.gutterSpecs.length;++z){var Y=N.gutters.childNodes[z];if(Y&&Y.getBoundingClientRect().right>=i){var oe=Cr(e.doc,T),de=e.display.gutterSpecs[z];return Re(e,n,e,oe,de.className,t),te(t)}}}function Ra(e,t){return hs(e,t,"gutterClick",!0)}function ms(e,t){if(Lr(e.display,t)||Yl(e,t))return;if(Fe(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return le(e,"gutterContextMenu")?hs(e,t,"gutterContextMenu",!1):!1}function ps(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),Jn(e)}var kn={toString:function(){return"CodeMirror.Init"}},gs={},Xi={};function 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Zt(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new _t.inputStyles[t.inputStyle](this),T=this.display=new dl(e,r,i,t);T.wrapper.CodeMirror=this,ps(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),yo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new X,keySeq:null,specialChars:null},t.autofocus&&!o&&T.input.focus(),B&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),sn(this),this.curOp.forceUpdate=!0,Lo(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&fa(n)},20):Sn(this);for(var N in Xi)Xi.hasOwnProperty(N)&&Xi[N](this,t[N],kn);xo(this),t.finishInit&&t.finishInit(this);for(var K=0;K<Pa.length;++K)Pa[K](this);ln(this),D&&t.lineWrapping&&getComputedStyle(T.lineDiv).textRendering=="optimizelegibility"&&(T.lineDiv.style.textRendering="auto")}_t.defaults=gs,_t.optionHandlers=Xi;function Zl(e){var t=e.display;Ae(t.scroller,"mousedown",Ft(e,cs)),B&&I<11?Ae(t.scroller,"dblclick",Ft(e,function(z){if(Fe(e,z))return;var Y=rn(e,z);if(!Y||Ra(e,z)||Lr(e.display,z))return;J(z);var oe=e.findWordAt(Y);ji(e.doc,oe.anchor,oe.head)})):Ae(t.scroller,"dblclick",function(z){return Fe(e,z)||J(z)}),Ae(t.scroller,"contextmenu",function(z){return ms(e,z)}),Ae(t.input.getField(),"contextmenu",function(z){t.scroller.contains(z.target)||ms(e,z)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function T(z){if(z.touches.length!=1)return!1;var Y=z.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function N(z,Y){if(Y.left==null)return!0;var oe=Y.left-z.left,de=Y.top-z.top;return oe*oe+de*de>20*20}Ae(t.scroller,"touchstart",function(z){if(!Fe(e,z)&&!T(z)&&!Ra(e,z)){t.input.ensurePolled(),clearTimeout(n);var Y=+new Date;t.activeTouch={start:Y,moved:!1,prev:Y-r.end<=300?r:null},z.touches.length==1&&(t.activeTouch.left=z.touches[0].pageX,t.activeTouch.top=z.touches[0].pageY)}}),Ae(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ae(t.scroller,"touchend",function(z){var Y=t.activeTouch;if(Y&&!Lr(t,z)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var oe=e.coordsChar(t.activeTouch,"page"),de;!Y.prev||N(Y,Y.prev)?de=new vt(oe,oe):!Y.prev.prev||N(Y,Y.prev.prev)?de=e.findWordAt(oe):de=new vt(Ue(oe.line,0),lt(e.doc,Ue(oe.line+1,0))),e.setSelection(de.anchor,de.head),e.focus(),J(z)}i()}),Ae(t.scroller,"touchcancel",i),Ae(t.scroller,"scroll",function(){t.scroller.clientHeight&&(qn(e,t.scroller.scrollTop),an(e,t.scroller.scrollLeft,!0),Re(e,"scroll",e))}),Ae(t.scroller,"mousewheel",function(z){return wo(e,z)}),Ae(t.scroller,"DOMMouseScroll",function(z){return wo(e,z)}),Ae(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(z){Fe(e,z)||ie(z)},over:function(z){Fe(e,z)||(Ll(e,z),ie(z))},start:function(z){return _l(e,z)},drop:Ft(e,Al),leave:function(z){Fe(e,z)||Zo(e)}};var K=t.input.getField();Ae(K,"keyup",function(z){return us.call(e,z)}),Ae(K,"keydown",Ft(e,ls)),Ae(K,"keypress",Ft(e,ds)),Ae(K,"focus",function(z){return fa(e,z)}),Ae(K,"blur",function(z){return Sn(e,z)})}var Pa=[];_t.defineInitHook=function(e){return Pa.push(e)};function vi(e,t,n,r){var i=e.doc,T;n==null&&(n="add"),n=="smart"&&(i.mode.indent?T=rr(e,t).state:n="prev");var N=e.options.tabSize,K=et(i,t),z=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var Y=K.text.match(/^\s*/)[0],oe;if(!r&&!/\S/.test(K.text))oe=0,n="not";else if(n=="smart"&&(oe=i.mode.indent(T,K.text.slice(Y.length),K.text),oe==Ee||oe>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?oe=H(et(i,t-1).text,null,N):oe=0:n=="add"?oe=z+e.options.indentUnit:n=="subtract"?oe=z-e.options.indentUnit:typeof n=="number"&&(oe=z+n),oe=Math.max(0,oe);var de="",Te=0;if(e.options.indentWithTabs)for(var ye=Math.floor(oe/N);ye;--ye)Te+=N,de+="	";if(Te<oe&&(de+=fe(oe-Te)),de!=Y)return Dn(i,de,Ue(t,0),Ue(t,Y.length),"+input"),K.stateAfter=null,!0;for(var Pe=0;Pe<i.sel.ranges.length;Pe++){var Me=i.sel.ranges[Pe];if(Me.head.line==t&&Me.head.ch<Y.length){var Ne=Ue(t,Y.length);Ca(i,Pe,new vt(Ne,Ne));break}}}var vr=null;function Yi(e){vr=e}function ka(e,t,n,r,i){var T=e.doc;e.display.shift=!1,r||(r=T.sel);var N=+new Date-200,K=i=="paste"||e.state.pasteIncoming>N,z=mt(t),Y=null;if(K&&r.ranges.length>1)if(vr&&vr.text.join(`
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T.electricInput&&(T.electricInput.test(et(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=vi(e,i.head.line,"smart")));N&&Ht(e,"electricInput",e,i.head.line)}}function bs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,T={anchor:Ue(i,0),head:Ue(i+1,0)};n.push(T),t.push(e.getRange(T.anchor,T.head))}return{text:t,ranges:n}}function Es(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function xs(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return D?e.style.width="1000px":e.setAttribute("wrap","off"),b&&(e.style.border="1px solid black"),Es(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var T=this.options,N=T[r];if(T[r]==i&&r!="mode")return;T[r]=i,t.hasOwnProperty(r)&&Ft(this,t[r])(this,i,N),Re(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,T=0;T<i.length;++T)if(i[T]==r||i[T].name==r)return i.splice(T,1),!0},addOverlay:$t(function(r,i){var T=r.token?r:e.getMode(this.options,r);if(T.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:T,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,Qt(this)}),removeOverlay:$t(function(r){for(var i=this.state.overlays,T=0;T<i.length;++T){var N=i[T].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(T,1),this.state.modeGen++,Qt(this);return}}}),indentLine:$t(function(r,i,T){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Rr(this.doc,r)&&vi(this,r,i,T)}),indentSelection:$t(function(r){for(var i=this.doc.sel.ranges,T=-1,N=0;N<i.length;N++){var K=i[N];if(K.empty())K.head.line>T&&(vi(this,K.head.line,r,!0),T=K.head.line,N==this.doc.sel.primIndex&&wn(this));else{var z=K.from(),Y=K.to(),oe=Math.max(T,z.line);T=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var de=oe;de<T;++de)vi(this,de,r);var Te=this.doc.sel.ranges;z.ch==0&&i.length==Te.length&&Te[N].from().ch>0&&Ca(this.doc,N,new vt(z,Te[N].to()),he)}}}),getTokenAt:function(r,i){return _r(this,r,i)},getLineTokens:function(r,i){return _r(this,Ue(r),i,!0)},getTokenTypeAt:function(r){r=lt(this.doc,r);var i=Bn(this,et(this.doc,r.line)),T=0,N=(i.length-1)/2,K=r.ch,z;if(K==0)z=i[2];else for(;;){var Y=T+N>>1;if((Y?i[Y*2-1]:0)>=K)N=Y;else if(i[Y*2+1]<K)T=Y+1;else{z=i[Y*2+2];break}}var oe=z?z.indexOf("overlay "):-1;return oe<0?z:oe==0?null:z.slice(0,oe-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var T=[];if(!n.hasOwnProperty(i))return T;var N=n[i],K=this.getModeAt(r);if(typeof K[i]=="string")N[K[i]]&&T.push(N[K[i]]);else if(K[i])for(var z=0;z<K[i].length;z++){var Y=N[K[i][z]];Y&&T.push(Y)}else K.helperType&&N[K.helperType]?T.push(N[K.helperType]):N[K.name]&&T.push(N[K.name]);for(var oe=0;oe<N._global.length;oe++){var de=N._global[oe];de.pred(K,this)&&q(T,de.val)==-1&&T.push(de.val)}return T},getStateAfter:function(r,i){var T=this.doc;return r=$r(T,r==null?T.first+T.size-1:r),rr(this,r+1,i).state},cursorCoords:function(r,i){var T,N=this.doc.sel.primary();return r==null?T=N.head:typeof r=="object"?T=lt(this.doc,r):T=r?N.from():N.to(),pr(this,T,i||"page")},charCoords:function(r,i){return ia(this,lt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=ro(this,r,i||"page"),oa(this,r.left,r.top)},lineAtHeight:function(r,i){return r=ro(this,{top:r,left:0},i||"page").top,Cr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,T){var N=!1,K;if(typeof r=="number"){var z=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>z&&(r=z,N=!0),K=et(this.doc,r)}else K=r;return Oi(this,K,{top:0,left:0},i||"page",T||N).top+(N?this.doc.height-At(K):0)},defaultTextHeight:function(){return xn(this.display)},defaultCharWidth:function(){return Tn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,T,N,K){var z=this.display;r=pr(this,lt(this.doc,r));var Y=r.bottom,oe=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),z.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var de=Math.max(z.wrapper.clientHeight,this.doc.height),Te=Math.max(z.sizer.clientWidth,z.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>de)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=de&&(Y=r.bottom),oe+i.offsetWidth>Te&&(oe=Te-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",K=="right"?(oe=z.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?oe=0:K=="middle"&&(oe=(z.sizer.clientWidth-i.offsetWidth)/2),i.style.left=oe+"px"),T&&Js(this,{left:oe,top:Y,right:oe+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:$t(ls),triggerOnKeyPress:$t(ds),triggerOnKeyUp:us,triggerOnMouseDown:$t(cs),execCommand:function(r){if(hi.hasOwnProperty(r))return hi[r].call(null,this)},triggerElectric:$t(function(r){ys(this,r)}),findPosH:function(r,i,T,N){var K=1;i<0&&(K=-1,i=-i);for(var z=lt(this.doc,r),Y=0;Y<i&&!(z=Ma(this.doc,z,K,T,N),z.hitSide);++Y);return z},moveH:$t(function(r,i){var T=this;this.extendSelectionsBy(function(N){return T.display.shift||T.doc.extend||N.empty()?Ma(T.doc,N.head,r,i,T.options.rtlMoveVisually):r<0?N.from():N.to()},pe)}),deleteH:$t(function(r,i){var T=this.doc.sel,N=this.doc;T.somethingSelected()?N.replaceSelection("",null,"+delete"):Pn(this,function(K){var z=Ma(N,K.head,r,i,!1);return r<0?{from:z,to:K.head}:{from:K.head,to:z}})}),findPosV:function(r,i,T,N){var K=1,z=N;i<0&&(K=-1,i=-i);for(var Y=lt(this.doc,r),oe=0;oe<i;++oe){var de=pr(this,Y,"div");if(z==null?z=de.left:de.left=z,Y=Ts(this,de,K,T),Y.hitSide)break}return Y},moveV:$t(function(r,i){var T=this,N=this.doc,K=[],z=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(oe){if(z)return r<0?oe.from():oe.to();var de=pr(T,oe.head,"div");oe.goalColumn!=null&&(de.left=oe.goalColumn),K.push(de.left);var Te=Ts(T,de,r,i);return i=="page"&&oe==N.sel.primary()&&ma(T,ia(T,Te,"div").top-de.top),Te},pe),K.length)for(var Y=0;Y<N.sel.ranges.length;Y++)N.sel.ranges[Y].goalColumn=K[Y]}),findWordAt:function(r){var i=this.doc,T=et(i,r.line).text,N=r.ch,K=r.ch;if(T){var z=this.getHelper(r,"wordChars");(r.sticky=="before"||K==T.length)&&N?--N:++K;for(var Y=T.charAt(N),oe=De(Y,z)?function(de){return De(de,z)}:/\s/.test(Y)?function(de){return/\s/.test(de)}:function(de){return!/\s/.test(de)&&!De(de)};N>0&&oe(T.charAt(N-1));)--N;for(;K<T.length&&oe(T.charAt(K));)++K}return new vt(Ue(r.line,N),Ue(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Re(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:$t(function(r,i){Zn(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-br(this)-this.display.barHeight,width:r.scrollWidth-br(this)-this.display.barWidth,clientHeight:ta(this),clientWidth:en(this)}},scrollIntoView:$t(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Ue(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):mo(this,r.from,r.to,r.margin)}),setSize:$t(function(r,i){var T=this,N=function(z){return typeof z=="number"||/^\d+$/.test(String(z))?z+"px":z};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&qa(this);var K=this.display.viewFrom;this.doc.iter(K,this.display.viewTo,function(z){if(z.widgets){for(var Y=0;Y<z.widgets.length;Y++)if(z.widgets[Y].noHScroll){Fr(T,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,Re(this,"refresh",this)}),operation:function(r){return nr(this,r)},startOperation:function(){return sn(this)},endOperation:function(){return ln(this)},refresh:$t(function(){var r=this.display.cachedTextHeight;Qt(this),this.curOp.forceUpdate=!0,Jn(this),Zn(this,this.doc.scrollLeft,this.doc.scrollTop),va(this.display),(r==null||Math.abs(r-xn(this.display))>.5||this.options.lineWrapping)&&da(this),Re(this,"refresh",this)}),swapDoc:$t(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Lo(this,r),Jn(this),this.display.input.reset(),Zn(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Ht(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ue(e),e.registerHelper=function(r,i,T){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=T},e.registerGlobalHelper=function(r,i,T,N){e.registerHelper(r,i,N),n[r]._global.push({pred:T,val:N})}}function Ma(e,t,n,r,i){var T=t,N=n,K=et(e,t.line),z=i&&e.direction=="rtl"?-n:n;function Y(){var Ye=t.line+z;return Ye<e.first||Ye>=e.first+e.size?!1:(t=new Ue(Ye,t.ch,t.sticky),K=et(e,Ye))}function oe(Ye){var Ge;if(r=="codepoint"){var Qe=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(Qe)?Ge=null:Ge=new Ue(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(Qe>=55296&&Qe<56320?2:1))),-n)}else i?Ge=Ml(e.cm,K,t,n):Ge=_a(K,t,n);if(Ge==null)if(!Ye&&Y())t=La(i,e.cm,K,t.line,z);else return!1;else t=Ge;return!0}if(r=="char"||r=="codepoint")oe();else if(r=="column")oe(!0);else if(r=="word"||r=="group")for(var de=null,Te=r=="group",ye=e.cm&&e.cm.getHelper(t,"wordChars"),Pe=!0;!(n<0&&!oe(!Pe));Pe=!1){var Me=K.text.charAt(t.ch)||`
`,Ne=De(Me,ye)?"w":Te&&Me==`
`?"n":!Te||/\s/.test(Me)?null:"p";if(Te&&!Pe&&!Ne&&(Ne="s"),de&&de!=Ne){n<0&&(n=1,oe(),t.sticky="after");break}if(Ne&&(de=Ne),n>0&&!oe(!Pe))break}var Ke=Hi(e,t,T,N,!0);return Be(T,Ke)&&(Ke.hitSide=!0),Ke}function Ts(e,t,n,r){var i=e.doc,T=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),z=Math.max(K-.5*xn(e.display),3);N=(n>0?t.bottom:t.top)+n*z}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=oa(e,T,N),!Y.outside);){if(n<0?N<=0:N>=i.height){Y.hitSide=!0;break}N+=n*5}return Y}var bt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new X,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};bt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Es(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function T(K){for(var z=K.target;z;z=z.parentNode){if(z==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(z.className))break}return!1}Ae(i,"paste",function(K){if(!T(K)||Fe(r,K)||vs(K,r))return;I<=11&&setTimeout(Ft(r,function(){return t.updateFromDOM()}),20)}),Ae(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Ae(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Ae(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ae(i,"touchstart",function(){return n.forceCompositionEnd()}),Ae(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!T(K)||Fe(r,K))return;if(r.somethingSelected())Yi({lineWise:!1,text:r.getSelections()}),K.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var z=bs(r);Yi({lineWise:!0,text:z.text}),K.type=="cut"&&r.operation(function(){r.setSelections(z.ranges,0,he),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var Y=vr.text.join(`
`);if(K.clipboardData.setData("Text",Y),K.clipboardData.getData("Text")==Y){K.preventDefault();return}}var oe=xs(),de=oe.firstChild;r.display.lineSpace.insertBefore(oe,r.display.lineSpace.firstChild),de.value=vr.text.join(`
`);var Te=document.activeElement;W(de),setTimeout(function(){r.display.lineSpace.removeChild(oe),Te.focus(),Te==i&&n.showPrimarySelection()},50)}Ae(i,"copy",N),Ae(i,"cut",N)},bt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},bt.prototype.prepareSelection=function(){var e=lo(this.cm,!1);return e.focus=document.activeElement==this.div,e},bt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},bt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},bt.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var T=$i(t,e.anchorNode,e.anchorOffset),N=$i(t,e.focusNode,e.focusOffset);if(T&&!T.bad&&N&&!N.bad&&ut(Yr(T,N),r)==0&&ut(hn(T,N),i)==0)return;var K=t.display.view,z=r.line>=t.display.viewFrom&&Ss(t,r)||{node:K[0].measure.map[2],offset:0},Y=i.line<t.display.viewTo&&Ss(t,i);if(!Y){var oe=K[K.length-1].measure,de=oe.maps?oe.maps[oe.maps.length-1]:oe.map;Y={node:de[de.length-1],offset:de[de.length-2]-de[de.length-3]}}if(!z||!Y){e.removeAllRanges();return}var Te=e.rangeCount&&e.getRangeAt(0),ye;try{ye=p(z.node,z.offset,Y.offset,Y.node)}catch(Pe){}ye&&(!_&&t.state.focused?(e.collapse(z.node,z.offset),ye.collapsed||(e.removeAllRanges(),e.addRange(ye))):(e.removeAllRanges(),e.addRange(ye)),Te&&e.anchorNode==null?e.addRange(Te):_&&this.startGracePeriod()),this.rememberSelection()},bt.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},bt.prototype.showMultipleSelections=function(e){l(this.cm.display.cursorDiv,e.cursors),l(this.cm.display.selectionDiv,e.selection)},bt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},bt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return y(this.div,t)},bt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},bt.prototype.blur=function(){this.div.blur()},bt.prototype.getField=function(){return this.div},bt.prototype.supportsTouch=function(){return!0},bt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():nr(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},bt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},bt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&x&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=$i(t,e.anchorNode,e.anchorOffset),r=$i(t,e.focusNode,e.focusOffset);n&&r&&nr(t,function(){Vt(t.doc,Br(n,r),he),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},bt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Ue(r.line-1,et(e.doc,r.line-1).length)),i.ch==et(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ue(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var T,N,K;r.line==t.viewFrom||(T=nn(e,r.line))==0?(N=gt(t.view[0].line),K=t.view[0].node):(N=gt(t.view[T].line),K=t.view[T-1].node.nextSibling);var z=nn(e,i.line),Y,oe;if(z==t.view.length-1?(Y=t.viewTo-1,oe=t.lineDiv.lastChild):(Y=gt(t.view[z+1].line)-1,oe=t.view[z+1].node.previousSibling),!K)return!1;for(var de=e.doc.splitLines(tu(e,K,oe,N,Y)),Te=wr(e.doc,Ue(N,0),Ue(Y,et(e.doc,Y).text.length));de.length>1&&Te.length>1;)if($(de)==$(Te))de.pop(),Te.pop(),Y--;else if(de[0]==Te[0])de.shift(),Te.shift(),N++;else break;for(var ye=0,Pe=0,Me=de[0],Ne=Te[0],Ke=Math.min(Me.length,Ne.length);ye<Ke&&Me.charCodeAt(ye)==Ne.charCodeAt(ye);)++ye;for(var Ye=$(de),Ge=$(Te),Qe=Math.min(Ye.length-(de.length==1?ye:0),Ge.length-(Te.length==1?ye:0));Pe<Qe&&Ye.charCodeAt(Ye.length-Pe-1)==Ge.charCodeAt(Ge.length-Pe-1);)++Pe;if(de.length==1&&Te.length==1&&N==r.line)for(;ye&&ye>r.ch&&Ye.charCodeAt(Ye.length-Pe-1)==Ge.charCodeAt(Ge.length-Pe-1);)ye--,Pe++;de[de.length-1]=Ye.slice(0,Ye.length-Pe).replace(/^\u200b+/,""),de[0]=de[0].slice(ye).replace(/\u200b+$/,"");var at=Ue(N,ye),nt=Ue(Y,Te.length?$(Te).length-Pe:0);if(de.length>1||de[0]||ut(at,nt))return Dn(e.doc,de,at,nt,"+input"),!0},bt.prototype.ensurePolled=function(){this.forceCompositionEnd()},bt.prototype.reset=function(){this.forceCompositionEnd()},bt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},bt.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},bt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&nr(this.cm,function(){return 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v(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function h(l,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return u({},l,a)}function c(l){var a=l.loader;if(a!==b.default&&a!==E.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),l.progressive=!1;else{var g=Object(b.fetchSupported)();g&&(l.loader=b.default,l.progressive=!0,l.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/polyfills/number.ts"),U=_("./src/utils/ewma-bandwidth-estimator.ts"),R=_("./src/events.ts"),B=_("./src/utils/buffer-helper.ts"),I=_("./src/errors.ts"),D=_("./src/types/loader.ts"),L=_("./src/utils/logger.ts");function x(C,E){for(var b=0;b<E.length;b++){var d=E[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function A(C,E,b){return E&&x(C.prototype,E),b&&x(C,b),C}var k=function(){function C(b){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=b;var d=b.config;this.bwEstimator=new U.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var E=C.prototype;return E.registerListeners=function(){var d=this.hls;d.on(R.Events.FRAG_LOADING,this.onFragLoading,this),d.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var d=this.hls;d.off(R.Events.FRAG_LOADING,this.onFragLoading,this),d.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.ERROR,this.onError,this)},E.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},E.onFragLoading=function(d,o){var s=o.frag;if(s.type===D.PlaylistLevelType.MAIN&&!this.timer){var u;this.fragCurrent=s,this.partCurrent=(u=o.part)!=null?u:null,this.timer=self.setInterval(this.onCheck,100)}},E.onLevelLoaded=function(d,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},E._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.autoLevelEnabled,S=s.config,f=s.media;if(!d||!f)return;var m=o?o.stats:d.stats,w=o?o.duration:d.duration;if(m.aborted){L.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!u||f.paused||!f.playbackRate||!f.readyState)return;var v=performance.now()-m.loading.start,h=Math.abs(f.playbackRate);if(v<=500*w/h)return;var c=s.levels,l=s.minAutoLevel,a=c[d.level],g=m.total||Math.max(m.loaded,Math.round(w*a.maxBitrate/8)),p=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/v),y=(g-m.loaded)/p,M=f.currentTime,F=(B.BufferHelper.bufferInfo(f,M,S.maxBufferHole).end-M)/h;if(F>=2*w/h||y<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>l;W--){var O=c[W].maxBitrate;if(j=w*O/(8*.8*p),j<F)break}if(j>=y)return;var P=this.bwEstimator.getEstimate();L.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(G.isFiniteNumber)(P)?(P/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+y.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(v,m.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),s.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:m})},E.onFragLoaded=function(d,o){var s=o.frag,u=o.part;if(s.type===D.PlaylistLevelType.MAIN&&Object(G.isFiniteNumber)(s.sn)){var S=u?u.stats:s.stats,f=u?u.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[s.level],w=(m.loaded?m.loaded.bytes:0)+S.loaded,v=(m.loaded?m.loaded.duration:0)+f;m.loaded={bytes:w,duration:v},m.realBitrate=Math.round(8*w/v)}if(s.bitrateTest){var h={stats:S,frag:s,part:u,id:s.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,h),s.bitrateTest=!1}}},E.onFragBuffered=function(d,o){var s=o.frag,u=o.part,S=u?u.stats:s.stats;if(S.aborted)return;if(s.type!==D.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var f=S.parsing.end-S.loading.start;this.bwEstimator.sample(f,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},E.onError=function(d,o){switch(o.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},E.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},E.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.maxAutoLevel,S=s.config,f=s.minAutoLevel,m=s.media,w=o?o.duration:d?d.duration:0,v=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,l=(B.BufferHelper.bufferInfo(m,v,S.maxBufferHole).end-v)/h,a=this.findBestLevel(c,f,u,l,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;L.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=w?Math.min(w,S.maxStarvationDelay):S.maxStarvationDelay,p=S.abrBandWidthFactor,y=S.abrBandWidthUpFactor;if(!l){var M=this.bitrateTestDelay;if(M){var F=w?Math.min(w,S.maxLoadingDelay):S.maxLoadingDelay;g=F-M,L.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),p=y=1}}return a=this.findBestLevel(c,f,u,l+g,p,y),Math.max(a,0)},E.findBestLevel=function(d,o,s,u,S,f){for(var m,w=this.fragCurrent,v=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,l=c[h],a=!!(l!=null&&(m=l.details)!==null&&m!==void 0&&m.live),g=l==null?void 0:l.codecSet,p=v?v.duration:w?w.duration:0,y=s;y>=o;y--){var M=c[y];if(!M||g&&M.codecSet!==g)continue;var F=M.details,j=(v?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||p,W=void 0;y<=h?W=S*d:W=f*d;var O=c[y].maxBitrate,P=O*j/W;if(L.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+y+"/"+Math.round(W)+"/"+O+"/"+j+"/"+u+"/"+P),W>O&&(!P||a&&!this.bitrateTestDelay||P<u))return y}return-1},A(C,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,o=this.bwEstimator;if(d!==-1&&(!o||!o.canEstimate()))return d;var s=this.getNextABRAutoLevel();return d!==-1&&(s=Math.min(d,s)),s},set:function(d){this._nextAutoLevel=d}}]),C}();V.default=k},"./src/controller/audio-stream-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/polyfills/number.ts"),U=_("./src/controller/base-stream-controller.ts"),R=_("./src/events.ts"),B=_("./src/utils/buffer-helper.ts"),I=_("./src/controller/fragment-tracker.ts"),D=_("./src/types/level.ts"),L=_("./src/types/loader.ts"),x=_("./src/loader/fragment.ts"),A=_("./src/demux/chunk-cache.ts"),k=_("./src/demux/transmuxer-interface.ts"),C=_("./src/types/transmuxer.ts"),E=_("./src/controller/fragment-finders.ts"),b=_("./src/utils/discontinuities.ts"),d=_("./src/errors.ts"),o=_("./src/utils/logger.ts");function s(){return s=Object.assign||function(w){for(var v=1;v<arguments.length;v++){var h=arguments[v];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},s.apply(this,arguments)}function u(w,v){w.prototype=Object.create(v.prototype),w.prototype.constructor=w,S(w,v)}function S(w,v){return S=Object.setPrototypeOf||function(c,l){return c.__proto__=l,c},S(w,v)}var f=100,m=function(w){u(v,w);function v(c,l){var a;return a=w.call(this,c,l,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=v.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var l=this.hls;l.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(R.Events.ERROR,this.onError,this),l.on(R.Events.BUFFER_RESET,this.onBufferReset,this),l.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var l=this.hls;l.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(R.Events.ERROR,this.onError,this),l.off(R.Events.BUFFER_RESET,this.onBufferReset,this),l.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(l,a){var g=a.frag,p=a.id,y=a.initPTS;if(p==="main"){var M=g.cc;this.initPTS[g.cc]=y,this.log("InitPTS for cc: "+M+" found from main: "+y),this.videoTrackCC=M,this.state===U.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=U.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,a>0&&l===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=U.State.IDLE):(this.loadedmetadata=!1,this.state=U.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()},h.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_TRACK:{var l,a=this.levels,g=this.trackId,p=a==null||((l=a[g])===null||l===void 0)?void 0:l.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=U.State.WAITING_INIT_PTS}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var y,M=performance.now(),F=this.retryDate;(!F||M>=F||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=U.State.IDLE);break}case U.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,O=j.part,P=j.cache,H=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.FRAG_LOADING;var X=P.flush(),q={frag:W,part:O,payload:X,networkDetails:null};this._handleFragmentLoadProgress(q),H&&w.prototype._handleFragmentLoadComplete.call(this,q)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var re=this.getLoadPosition(),Ee=B.BufferHelper.bufferInfo(this.mediaBuffer,re,this.config.maxBufferHole),he=Object(E.fragmentWithinToleranceTest)(Ee.end,this.config.maxFragLookUpTolerance,W);he<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Ee.end+" is needed"),this.clearWaitingFragment())}}else this.state=U.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.IDLE)},h.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,g=a.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},h.doTickIdle=function(){var l,a,g=this.hls,p=this.levels,y=this.media,M=this.trackId,F=g.config;if(!p||!p[M])return;if(!y&&(this.startFragRequested||!F.startFragPrefetch))return;var j=p[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=U.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,x.ElementaryStreamTypes.AUDIO,L.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,L.PlaylistLevelType.AUDIO);if(O===null)return;var P=O.len,H=this.getMaxBufferLength(),X=this.audioSwitch;if(P>=H&&!X)return;if(!X&&this._streamEnded(O,W)){g.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=U.State.ENDED;return}var q=W.fragments,re=q[0].start,Ee=O.end;if(X){var he=this.getLoadPosition();Ee=he,W.PTSKnown&&he<re&&((O.end>re||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),y.currentTime=re+.05))}var xe=this.getNextFragment(Ee,W);if(!xe){this.bufferFlushed=!0;return}((l=xe.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=xe.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(xe,W):this.loadFragment(xe,W,Ee)},h.getMaxBufferLength=function(){var l=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,L.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(l,a){var g=a.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(p){return new D.Level(p)})},h.onAudioTrackSwitching=function(l,a){var g=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(f):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=U.State.IDLE):this.state=U.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(l,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(l,a){var g,p=this.levels,y=a.details,M=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+y.startSN+","+y.endSN+"],duration:"+y.totalduration);var F=p[M],j=0;if(y.live||(g=F.details)!==null&&g!==void 0&&g.live){var W=this.mainDetails;if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed||!W)return;!F.details&&y.hasProgramDateTime&&W.hasProgramDateTime?(Object(b.alignMediaPlaylistByPDT)(y,W),j=y.fragments[0].start):j=this.alignPlaylists(y,F.details)}F.details=y,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!y.live)&&this.setStartPosition(F.details,j),this.state===U.State.WAITING_TRACK&&!this.waitForCdnTuneIn(y)&&(this.state=U.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(l){var a,g=l.frag,p=l.part,y=l.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+g.sn+" of level "+g.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var O=W.details;console.assert(O,"Audio track details are defined on fragment load progress");var P=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new k.default(this.hls,L.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[g.cc],q=(a=g.initSegment)===null||a===void 0?void 0:a.data;if(X!==void 0){var re=!1,Ee=p?p.index:-1,he=Ee!==-1,xe=new C.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,y.byteLength,Ee,he);H.push(y,q,P,"",g,p,O.totalduration,re,xe,X)}else{o.logger.log("Unknown video PTS for cc "+g.cc+", waiting for video PTS before demuxing audio frag "+g.sn+" of ["+O.startSN+" ,"+O.endSN+"],track "+F);var pe=this.waitingData=this.waitingData||{frag:g,part:p,cache:new A.default,complete:!1},ve=pe.cache;ve.push(new Uint8Array(y)),this.waitingVideoCC=this.videoTrackCC,this.state=U.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,l)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(l,a){var g=a.tracks.audio;g&&(this.mediaBuffer=g.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(l,a){var g=a.frag,p=a.part;if(g.type!==L.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(p?" p: "+p.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,p)},h.onError=function(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==U.State.ERROR&&this.state!==U.State.STOPPED&&(this.state=a.fatal?U.State.ERROR:U.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var g=!0,p=this.getFwdBufferInfo(this.mediaBuffer,L.PlaylistLevelType.AUDIO);p&&p.len>.5&&(g=!this.reduceMaxBufferLength(p.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(l,a){var g=a.type;g===x.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(l){var a,g="audio",p=this.hls,y=l.remuxResult,M=l.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,O=y.audio,P=y.text,H=y.id3,X=y.initSegment;if(this.fragContextChanged(j))return;if(this.state=U.State.PARSING,this.audioSwitch&&O&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,j,M),p.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:g,tracks:X.tracks})),O){var q=O.startPTS,re=O.endPTS,Ee=O.startDTS,he=O.endDTS;W&&(W.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:re,startDTS:Ee,endDTS:he}),j.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,q,re,Ee,he),this.bufferFragmentData(O,j,W,M)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var xe=s({frag:j,id:g},H);p.trigger(R.Events.FRAG_PARSING_METADATA,xe)}if(P){var pe=s({frag:j,id:g},P);p.trigger(R.Events.FRAG_PARSING_USERDATA,pe)}},h._bufferInitSegment=function(l,a,g){if(this.state!==U.State.PARSING)return;l.video&&delete l.video;var p=l.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,l);var y=p.initSegment;if(y!=null&&y.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:g,parent:a.type,data:y};this.hls.trigger(R.Events.BUFFER_APPENDING,M)}this.tick()},h.loadFragment=function(l,a,g){var p=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||p===I.FragmentState.NOT_LOADED||p===I.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(G.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=U.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,l,a,g)))},h.completeAudioSwitch=function(){var l=this.hls,a=this.media,g=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:g})},v}(U.default);V.default=m},"./src/controller/audio-track-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts"),U=_("./src/errors.ts"),R=_("./src/controller/base-playlist-controller.ts"),B=_("./src/types/loader.ts");function I(k,C){for(var E=0;E<C.length;E++){var b=C[E];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(k,b.key,b)}}function D(k,C,E){return C&&I(k.prototype,C),E&&I(k,E),k}function L(k,C){k.prototype=Object.create(C.prototype),k.prototype.constructor=k,x(k,C)}function x(k,C){return x=Object.setPrototypeOf||function(b,d){return b.__proto__=d,b},x(k,C)}var A=function(k){L(C,k);function C(b){var d;return d=k.call(this,b,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var E=C.prototype;return E.registerListeners=function(){var d=this.hls;d.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(G.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var d=this.hls;d.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(G.Events.ERROR,this.onError,this)},E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,k.prototype.destroy.call(this)},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},E.onManifestParsed=function(d,o){this.tracks=o.audioTracks||[]},E.onAudioTrackLoaded=function(d,o){var s=o.id,u=o.details,S=this.tracksInGroup[s];if(!S){this.warn("Invalid audio track id "+s);return}var f=S.details;S.details=o.details,this.log("audioTrack "+s+" loaded ["+u.startSN+"-"+u.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,f))},E.onLevelLoading=function(d,o){this.switchLevel(o.level)},E.onLevelSwitching=function(d,o){this.switchLevel(o.level)},E.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var u=this.tracks.filter(function(f){return!s||f.groupId===s});this.selectDefaultTrack&&!u.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var S={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(G.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},E.onError=function(d,o){if(k.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},E.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+d);var u=o[d],S=u.id,f=u.groupId,m=f===void 0?"":f,w=u.name,v=u.type,h=u.url;if(this.trackId=d,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:m,name:w,type:v,url:h}),u.details&&!u.details.live)return;var c=this.switchParams(u.url,s==null?void 0:s.details);this.loadPlaylist(c)},E.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},E.findTrackId=function(d){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var u=o[s];if((!this.selectDefaultTrack||u.default)&&(!d||d===u.name))return u.id}return-1},E.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,u=o.groupId,S=o.url;if(d)try{S=d.addDirectives(S)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:S,id:s,groupId:u,deliveryDirectives:d||null})}},D(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),C}(R.default);V.default=A},"./src/controller/base-playlist-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return D});var G=_("./src/polyfills/number.ts"),U=_("./src/types/level.ts"),R=_("./src/controller/level-helper.ts"),B=_("./src/utils/logger.ts"),I=_("./src/errors.ts"),D=function(){function L(A,k){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=B.logger.log.bind(B.logger,k+":"),this.warn=B.logger.warn.bind(B.logger,k+":"),this.hls=A}var x=L.prototype;return x.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},x.onError=function(k,C){C.fatal&&C.type===I.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},x.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},x.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},x.stopLoad=function(){this.canLoad=!1,this.clearTimer()},x.switchParams=function(k,C){var E=C==null?void 0:C.renditionReports;if(E)for(var b=0;b<E.length;b++){var d=E[b],o=""+d.URI;if(o===k.substr(-o.length)){var s=parseInt(d["LAST-MSN"]),u=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);u!==void 0&&S>C.partTarget&&(u+=1)}if(Object(G.isFiniteNumber)(s))return new U.HlsUrlParameters(s,Object(G.isFiniteNumber)(u)?u:void 0,U.HlsSkip.No)}}},x.loadPlaylist=function(k){},x.shouldLoadTrack=function(k){return this.canLoad&&k&&!!k.url&&(!k.details||k.details.live)},x.playlistLoaded=function(k,C,E){var b=this,d=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-s,d.live||E!=null&&E.live){if(d.reloaded(E),E&&this.log("live playlist "+k+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),E&&d.fragments.length>0&&Object(R.mergeDetails)(E,d),!this.canLoad||!d.live)return;var u,S=void 0,f=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var m=this.hls.config.lowLatencyMode,w=d.lastPartSn,v=d.endSN,h=d.lastPartIndex,c=h!==-1,l=w===v,a=m?0:h;c?(S=l?v+1:w,f=l?a:h+1):S=v+1;var g=d.age,p=g+d.ageHeader,y=Math.min(p-d.partTarget,d.targetduration*1.5);if(y>0){if(E&&y>E.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+E.tuneInGoal+" to: "+y+" with playlist age: "+d.age),y=0;else{var M=Math.floor(y/d.targetduration);if(S+=M,f!==void 0){var F=Math.round(y%d.targetduration/d.partTarget);f+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+y+" skip sn "+M+" to part "+f)}d.tuneInGoal=y}if(u=this.getDeliveryDirectives(d,C.deliveryDirectives,S,f),m||!l){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(d,C.deliveryDirectives,S,f);var j=Object(R.computeReloadInterval)(d,o);S!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+k+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return b.loadPlaylist(u)},j)}else this.clearTimer()},x.getDeliveryDirectives=function(k,C,E,b){var d=Object(U.getSkipValue)(k,E);return C!=null&&C.skip&&k.deltaUpdateFailed&&(E=C.msn,b=C.part,d=U.HlsSkip.No),new U.HlsUrlParameters(E,b,d)},x.retryLoadingOrFail=function(k){var C=this,E=this.hls.config,b=this.retryCount<E.levelLoadingMaxRetry;if(b){var d;if(this.retryCount++,k.details.indexOf("LoadTimeOut")>-1&&(d=k.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+k.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*E.levelLoadingRetryDelay,E.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+k.details+'"')}}else this.warn('cannot recover from error "'+k.details+'"'),this.clearTimer(),k.fatal=!0;return b},L}()},"./src/controller/base-stream-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"State",function(){return v}),_.d(V,"default",function(){return h});var G=_("./src/polyfills/number.ts"),U=_("./src/task-loop.ts"),R=_("./src/controller/fragment-tracker.ts"),B=_("./src/utils/buffer-helper.ts"),I=_("./src/utils/logger.ts"),D=_("./src/events.ts"),L=_("./src/errors.ts"),x=_("./src/types/transmuxer.ts"),A=_("./src/utils/mp4-tools.ts"),k=_("./src/utils/discontinuities.ts"),C=_("./src/controller/fragment-finders.ts"),E=_("./src/controller/level-helper.ts"),b=_("./src/loader/fragment-loader.ts"),d=_("./src/crypt/decrypter.ts"),o=_("./src/utils/time-ranges.ts"),s=_("./src/types/loader.ts");function u(c,l){for(var a=0;a<l.length;a++){var g=l[a];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(c,g.key,g)}}function S(c,l,a){return l&&u(c.prototype,l),a&&u(c,a),c}function f(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function m(c,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,w(c,l)}function w(c,l){return w=Object.setPrototypeOf||function(g,p){return g.__proto__=p,g},w(c,l)}var v={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){m(l,c);function l(g,p,y){var M;return M=c.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=v.STOPPED,M.media=void 0,M.mediaBuffer=void 0,M.config=void 0,M.bitrateTest=!1,M.lastCurrentTime=0,M.nextLoadPosition=0,M.startPosition=0,M.loadedmetadata=!1,M.fragLoadError=0,M.retryDate=0,M.levels=null,M.fragmentLoader=void 0,M.levelLastLoaded=null,M.startFragRequested=!1,M.decrypter=void 0,M.initPTS=[],M.onvseeking=null,M.onvended=null,M.logPrefix="",M.log=void 0,M.warn=void 0,M.logPrefix=y,M.log=I.logger.log.bind(I.logger,y+":"),M.warn=I.logger.warn.bind(I.logger,y+":"),M.hls=g,M.fragmentLoader=new b.default(g.config),M.fragmentTracker=p,M.config=g.config,M.decrypter=new d.default(g,g.config),g.on(D.Events.KEY_LOADED,M.onKeyLoaded,f(M)),M}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=v.STOPPED},a._streamEnded=function(p,y){var M=this.fragCurrent,F=this.fragmentTracker;if(!y.live&&M&&M.sn===y.endSN&&!p.nextStart){var j=F.getState(M);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(p,y){var M=this.media=this.mediaBuffer=y.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===v.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,y=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,O=B.BufferHelper.bufferInfo(F||M,W,p.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===v.ENDED)this.resetLoadingState();else if(y&&!O.len){var P=p.maxFragLookUpTolerance,H=y.start-P,X=y.start+y.duration+P,q=W>X;(W<H||q)&&(q&&y.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),y.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!O.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,y){if(this.state!==v.KEY_LOADING||y.frag!==this.fragCurrent||!this.levels)return;this.state=v.IDLE;var M=this.levels[y.frag.level].details;M&&this.loadFragment(y.frag,M,y.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=v.STOPPED,this.hls.off(D.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,y){this.log("Loading key for "+p.sn+" of ["+y.startSN+"-"+y.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=v.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(D.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,y,M){this._loadFragForPlayback(p,y,M)},a._loadFragForPlayback=function(p,y,M){var F=this,j=function(O){if(F.fragContextChanged(p)){F.warn("Fragment "+p.sn+(O.part?" p: "+O.part.index:"")+" of level "+p.level+" was dropped during download."),F.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,F._handleFragmentLoadProgress(O)};this._doFragLoad(p,y,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var O=F.state;if(F.fragContextChanged(p)){(O===v.FRAG_LOADING||O===v.BACKTRACKING||!F.fragCurrent&&O===v.PARSING)&&(F.fragmentTracker.removeFragment(p),F.state=v.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+p.sn+" of level "+p.level),F.hls.trigger(D.Events.FRAG_LOADED,W),F.state===v.BACKTRACKING)){F.fragmentTracker.backtrack(p,W),F.resetFragmentLoading(p);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,y,M){if(M===void 0&&(M=null),!(p-y))return;var F={startOffset:p,endOffset:y,type:M};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(p){var y=this;this._doFragLoad(p).then(function(M){if(!M||y.fragContextChanged(p)||!y.levels)throw new Error("init load aborted");return M}).then(function(M){var F=y.hls,j=M.payload,W=p.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return y.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(P){var H=self.performance.now();return F.trigger(D.Events.FRAG_DECRYPTED,{frag:p,payload:P,stats:{tstart:O,tdecrypt:H}}),M.payload=P,M})}return M}).then(function(M){var F=y.fragCurrent,j=y.hls,W=y.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[p.level].details;console.assert(O,"Level details are defined when init segment is loaded");var P=p.stats;y.state=v.IDLE,y.fragLoadError=0,p.data=new Uint8Array(M.payload),P.parsing.start=P.buffering.start=self.performance.now(),P.parsing.end=P.buffering.end=self.performance.now(),M.frag===F&&j.trigger(D.Events.FRAG_BUFFERED,{stats:P,frag:F,part:null,id:p.type}),y.tick()}).catch(function(M){y.warn(M),y.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var y=this.fragCurrent;return!p||!y||p.level!==y.level||p.sn!==y.sn||p.urlId!==y.urlId},a.fragBufferedComplete=function(p,y){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(y?" part: "+y.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=v.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var y=this.transmuxer;if(!y)return;var M=p.frag,F=p.part,j=p.partsLoaded,W=!j||j.length===0||j.some(function(P){return!P}),O=new x.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);y.flush(O)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,y,M,F){var j=this;if(M===void 0&&(M=null),!this.levels)throw new Error("frag load aborted, missing levels");if(M=Math.max(p.start,M||0),this.config.lowLatencyMode&&y){var W=y.partList;if(W&&F){M>p.end&&y.fragmentHint&&(p=y.fragmentHint);var O=this.getNextPart(W,p,M);if(O>-1){var P=W[O];return this.log("Loading part sn: "+p.sn+" p: "+P.index+" cc: "+p.cc+" of playlist ["+y.startSN+"-"+y.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=P.start+P.duration,this.state=v.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,part:W[O],targetBufferTime:M}),this.doFragPartsLoad(p,W,O,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!p.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(y?"of ["+y.startSN+"-"+y.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(M.toFixed(3))),Object(G.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=v.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,targetBufferTime:M}),this.fragmentLoader.load(p,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(p,y,M,F){var j=this;return new Promise(function(W,O){var P=[],H=function X(q){var re=y[q];j.fragmentLoader.loadPart(p,re,F).then(function(Ee){P[re.index]=Ee;var he=Ee.part;j.hls.trigger(D.Events.FRAG_LOADED,Ee);var xe=y[q+1];if(xe&&xe.fragment===p)X(q+1);else return W({frag:p,part:he,partsLoaded:P})}).catch(O)};H(M)})},a.handleFragLoadError=function(p){var y=p.data;return y&&y.details===L.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(y.frag,y.part):this.hls.trigger(D.Events.ERROR,y),null},a._handleTransmuxerFlush=function(p){var y=this.getCurrentContext(p);if(!y||this.state!==v.PARSING){this.fragCurrent||(this.state=v.IDLE);return}var M=y.frag,F=y.part,j=y.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,p.partial)},a.getCurrentContext=function(p){var y=this.levels,M=p.level,F=p.sn,j=p.part;if(!y||!y[M])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+M+". The current chunk will not be buffered."),null;var W=y[M],O=j>-1?Object(E.getPartWith)(W,F,j):null,P=O?O.fragment:Object(E.getFragmentWithSN)(W,F,this.fragCurrent);return P?{frag:P,part:O,level:W}:null},a.bufferFragmentData=function(p,y,M,F){if(!p||this.state!==v.PARSING)return;var j=p.data1,W=p.data2,O=j;if(j&&W&&(O=Object(A.appendUint8Array)(j,W)),!O||!O.length)return;var P={type:p.type,frag:y,part:M,chunkMeta:F,parent:y.type,data:O};this.hls.trigger(D.Events.BUFFER_APPENDING,P),p.dropped&&p.independent&&!M&&this.flushBufferGap(y)},a.flushBufferGap=function(p){var y=this.media;if(!y)return;if(!B.BufferHelper.isBuffered(y,y.currentTime)){this.flushMainBuffer(0,p.start);return}var M=y.currentTime,F=B.BufferHelper.bufferInfo(y,M,0),j=p.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),O=Math.max(Math.min(p.start-W,F.end-W),M+W);p.start-O>W&&this.flushMainBuffer(O,p.start)},a.getFwdBufferInfo=function(p,y){var M=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(p,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,y);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(p,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(p){var y=this.config,M;return p?M=Math.max(8*y.maxBufferSize/p,y.maxBufferLength):M=y.maxBufferLength,Math.min(M,y.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var y=this.config,M=p||y.maxBufferLength;return y.maxMaxBufferLength>=M?(y.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+y.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,y){var M,F,j=y.fragments,W=j.length;if(!W)return null;var O=this.config,P=j[0].start,H;if(y.live){var X=O.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!y.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(y,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:p)}else p<=P&&(H=j[0]);if(!H){var q=O.lowLatencyMode?y.partEnd:y.fragmentEnd;H=this.getFragmentAtPosition(p,q,y)}return(M=H)!==null&&M!==void 0&&M.initSegment&&!((F=H)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(p,y,M){for(var F=-1,j=!1,W=!0,O=0,P=p.length;O<P;O++){var H=p[O];if(W=W&&!H.independent,F>-1&&M<H.start)break;var X=H.loaded;!X&&(j||H.independent||W)&&H.fragment===y&&(F=O),j=X}return F},a.loadedEndOfParts=function(p,y){var M=p[p.length-1];return M&&y>M.start&&M.loaded},a.getInitialLiveFragment=function(p,y){var M=this.fragPrevious,F=null;if(M){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(C.findFragmentByPDT)(y,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=p.startSN&&j<=p.endSN){var W=y[j-p.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(y,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var O=this.hls.liveSyncPosition;O!==null&&(F=this.getFragmentAtPosition(O,this.bitrateTest?p.fragmentEnd:p.edge,p))}return F},a.getFragmentAtPosition=function(p,y,M){var F=this.config,j=this.fragPrevious,W=M.fragments,O=M.endSN,P=M.fragmentHint,H=F.maxFragLookUpTolerance,X=!!(F.lowLatencyMode&&M.partList&&P);X&&P&&!this.bitrateTest&&(W=W.concat(P),O=P.sn);var q;if(p<y){var re=p>y-H?0:H;q=Object(C.findFragmentByPTS)(j,W,p,re)}else q=W[W.length-1];if(q){var Ee=q.sn-M.startSN,he=j&&q.level===j.level,xe=W[Ee+1],pe=this.fragmentTracker.getState(q);if(pe===R.FragmentState.BACKTRACKED){q=null;for(var ve=Ee;W[ve]&&this.fragmentTracker.getState(W[ve])===R.FragmentState.BACKTRACKED;)j?q=W[ve--]:q=W[--ve];q||(q=xe)}else j&&q.sn===j.sn&&!X&&(he&&(q.sn<O&&this.fragmentTracker.getState(xe)!==R.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+xe.sn),q=xe):q=null))}return q},a.synchronizeToLiveEdge=function(p){var y=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=p.fragments[0].start,O=p.edge,P=j>=W-y.maxFragLookUpTolerance&&j<=O;if(F!==null&&M.duration>F&&(j<F||!P)){var H=y.liveMaxLatencyDuration!==void 0?y.liveMaxLatencyDuration:y.liveMaxLatencyDurationCount*p.targetduration;(!P&&M.readyState<4||j<O-H)&&(this.loadedmetadata||(this.nextLoadPosition=F),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+O+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(p,y){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,O=p.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var P=p.fragments[0].start,H=!y,X=p.alignedSliding&&Object(G.isFiniteNumber)(P);if(H||!X&&!P){Object(k.alignStream)(j,W,p);var q=p.fragments[0].start;return this.log("Live playlist sliding: "+q.toFixed(2)+" start-sn: "+(y?y.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+O),q}return P},a.waitForCdnTuneIn=function(p){var y=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*y)},a.setStartPosition=function(p,y){var M=this.startPosition;if(M<y&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=p.startTimeOffset;Object(G.isFiniteNumber)(F)?(M=y+F,F<0&&(M+=p.totalduration),M=Math.min(Math.max(y,M),y+p.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):p.live?M=this.hls.liveSyncPosition||y:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var p=this.media,y=0;return this.loadedmetadata&&p?y=p.currentTime:this.nextLoadPosition&&(y=this.nextLoadPosition),y},a.handleFragLoadAborted=function(p,y){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(y?" part"+y.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=v.IDLE)},a.onFragmentOrKeyLoadError=function(p,y){if(y.fatal)return;var M=y.frag;if(!M||M.type!==p)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+p+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=v.FRAG_LOADING_WAITING_RETRY}else y.levelRetry?(p===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=v.IDLE):(I.logger.error(y.details+" reaches max retry, redispatch as fatal ..."),y.fatal=!0,this.hls.stopLoad(),this.state=v.ERROR)},a.afterBufferFlushed=function(p,y,M){if(!p)return;var F=B.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(y,F,M),this.state===v.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=v.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var y=this.levels?this.levels[p].details:null;if(y!=null&&y.live)return this.startPosition=-1,this.setStartPosition(y,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,y,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(p.elementaryStreams).reduce(function(P,H){var X=p.elementaryStreams[H];if(X){var q=X.endPTS-X.startPTS;if(q<=0)return j.warn("Could not parse fragment "+p.sn+" "+H+" duration reliably ("+q+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),P||!1;var re=F?0:Object(E.updateFragPTSDTS)(W,p,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return j.hls.trigger(D.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:re,type:H,frag:p,start:X.startPTS,end:X.endPTS}),!0}return P},!1);O?(this.state=v.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:p,part:y})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(l,[{key:"state",get:function(){return this._state},set:function(p){var y=this._state;y!==p&&(this._state=p,this.log(y+"->"+p))}}]),l}(U.default)},"./src/controller/buffer-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return C});var G=_("./src/polyfills/number.ts"),U=_("./src/events.ts"),R=_("./src/utils/logger.ts"),B=_("./src/errors.ts"),I=_("./src/utils/buffer-helper.ts"),D=_("./src/utils/mediasource-helper.ts"),L=_("./src/loader/fragment.ts"),x=_("./src/controller/buffer-operation-queue.ts"),A=Object(D.getMediaSource)(),k=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function E(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,u=o.media,S=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),s.trigger(U.Events.MEDIA_ATTACHED,{media:u})),S&&S.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var b=E.prototype;return b.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},b.destroy=function(){this.unregisterListeners(),this.details=null},b.registerListeners=function(){var o=this.hls;o.on(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(U.Events.BUFFER_RESET,this.onBufferReset,this),o.on(U.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(U.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(U.Events.BUFFER_EOS,this.onBufferEos,this),o.on(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(U.Events.FRAG_PARSED,this.onFragParsed,this),o.on(U.Events.FRAG_CHANGED,this.onFragChanged,this)},b.unregisterListeners=function(){var o=this.hls;o.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(U.Events.BUFFER_RESET,this.onBufferReset,this),o.off(U.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(U.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(U.Events.BUFFER_EOS,this.onBufferEos,this),o.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(U.Events.FRAG_PARSED,this.onFragParsed,this),o.off(U.Events.FRAG_CHANGED,this.onFragChanged,this)},b._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new x.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},b.onManifestParsed=function(o,s){var u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},b.onMediaAttaching=function(o,s){var u=this.media=s.media;if(u&&A){var S=this.mediaSource=new A;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(S),this._objectUrl=u.src}},b.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,u=this._objectUrl;if(s){if(R.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(S){R.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(U.Events.MEDIA_DETACHED,void 0)},b.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var u=o.sourceBuffer[s];try{u&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[s]=void 0)}catch(S){R.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",S)}}),this._initSourceBuffer()},b.onBufferCodecs=function(o,s){var u=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(f){if(S){var m=u.tracks[f];if(m&&typeof m.buffer.changeType=="function"){var w=s[f],v=w.codec,h=w.levelCodec,c=w.container,l=(m.levelCodec||m.codec).replace(k,"$1"),a=(h||v).replace(k,"$1");if(l!==a){var g=c+";codecs="+(h||v);u.appendChangeType(f,g)}}}else u.pendingTracks[f]=s[f]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},b.appendChangeType=function(o,s){var u=this,S=this.operationQueue,f={execute:function(){var w=u.sourceBuffer[o];w&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),w.changeType(s)),S.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(w){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",w)}};S.append(f,o)},b.onBufferAppending=function(o,s){var u=this,S=this.hls,f=this.operationQueue,m=this.tracks,w=s.data,v=s.type,h=s.frag,c=s.part,l=s.chunkMeta,a=l.buffering[v],g=self.performance.now();a.start=g;var p=h.stats.buffering,y=c?c.stats.buffering:null;p.start===0&&(p.start=g),y&&y.start===0&&(y.start=g);var M=m.audio,F=v==="audio"&&l.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var O=u.sourceBuffer[v];if(O){var P=h.start-O.timestampOffset;Math.abs(P)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+P+") sn: "+h.sn+")"),O.timestampOffset=h.start)}}u.appendExecutor(w,v)},onStart:function(){},onComplete:function(){var O=self.performance.now();a.executeEnd=a.end=O,p.first===0&&(p.first=O),y&&y.first===0&&(y.first=O);var P=u.sourceBuffer,H={};for(var X in P)H[X]=I.BufferHelper.getBuffered(P[X]);u.appendError=0,u.hls.trigger(U.Events.BUFFER_APPENDED,{type:v,frag:h,part:c,chunkMeta:l,parent:h.type,timeRanges:H})},onError:function(O){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+v+" SourceBuffer",O);var P={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:O,fatal:!1};O.code===DOMException.QUOTA_EXCEEDED_ERR?P.details=B.ErrorDetails.BUFFER_FULL_ERROR:(u.appendError++,P.details=B.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>S.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),P.fatal=!0)),S.trigger(U.Events.ERROR,P)}};f.append(j,v)},b.onBufferFlushing=function(o,s){var u=this,S=this.operationQueue,f=function(w){return{execute:u.removeExecutor.bind(u,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(U.Events.BUFFER_FLUSHED,{type:w})},onError:function(h){R.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",h)}}};s.type?S.append(f(s.type),s.type):this.getSourceBufferTypes().forEach(function(m){S.append(f(m),m)})},b.onFragParsed=function(o,s){var u=this,S=s.frag,f=s.part,m=[],w=f?f.elementaryStreams:S.elementaryStreams;w[L.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(w[L.ElementaryStreamTypes.AUDIO]&&m.push("audio"),w[L.ElementaryStreamTypes.VIDEO]&&m.push("video"));var v=function(){var c=self.performance.now();S.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var l=f?f.stats:S.stats;u.hls.trigger(U.Events.FRAG_BUFFERED,{frag:S,part:f,stats:l,id:S.type})};m.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(v,m)},b.onFragChanged=function(o,s){this.flushBackBuffer()},b.onBufferEos=function(o,s){var u=this,S=this.getSourceBufferTypes().reduce(function(f,m){var w=u.sourceBuffer[m];return(!s.type||s.type===m)&&(w&&!w.ended&&(w.ended=!0,R.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),f&&!!(!w||w.ended)},!0);S&&this.blockBuffers(function(){var f=u.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},b.onLevelUpdated=function(o,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},b.flushBackBuffer=function(){var o=this.hls,s=this.details,u=this.media,S=this.sourceBuffer;if(!u||s===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var m=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(G.isFiniteNumber)(m)||m<0)return;var w=u.currentTime,v=s.levelTargetDuration,h=Math.max(m,v),c=Math.floor(w/v)*v-h;f.forEach(function(l){var a=S[l];if(a){var g=I.BufferHelper.getBuffered(a);g.length>0&&c>g.start(0)&&(o.trigger(U.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),s.live&&o.trigger(U.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:l}))}})},b.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,u=this.media,S=this.mediaSource,f=o.fragments[0].start+o.totalduration,m=u.duration,w=Object(G.isFiniteNumber)(S.duration)?S.duration:0;o.live&&s.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=Infinity,this.updateSeekableRange(o)):(f>w&&f>m||!Object(G.isFiniteNumber)(m))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),S.duration=f)},b.updateSeekableRange=function(o){var s=this.mediaSource,u=o.fragments,S=u.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var f=Math.max(0,u[0].start),m=Math.max(f,f+o.totalduration);s.setLiveSeekableRange(f,m)}},b.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,S=Object.keys(u).length;if(S&&!o||S===2){this.createSourceBuffers(u),this.pendingTracks={};var f=this.getSourceBufferTypes();if(f.length===0){this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}f.forEach(function(m){s.executeNext(m)})}},b.createSourceBuffers=function(o){var s=this.sourceBuffer,u=this.mediaSource;if(!u)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var f in o)if(!s[f]){var m=o[f];if(!m)throw Error("source buffer exists for track "+f+", however track does not");var w=m.levelCodec||m.codec,v=m.container+";codecs="+w;R.logger.log("[buffer-controller]: creating sourceBuffer("+v+")");try{var h=s[f]=u.addSourceBuffer(v),c=f;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[f]={buffer:h,codec:w,container:m.container,levelCodec:m.levelCodec,id:m.id},S++}catch(l){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:v})}}S&&this.hls.trigger(U.Events.BUFFER_CREATED,{tracks:this.tracks})},b._onSBUpdateStart=function(o){var s=this.operationQueue,u=s.current(o);u.onStart()},b._onSBUpdateEnd=function(o){var s=this.operationQueue,u=s.current(o);u.onComplete(),s.shiftAndExecuteNext(o)},b._onSBUpdateError=function(o,s){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(s)},b.removeExecutor=function(o,s,u){var S=this.media,f=this.mediaSource,m=this.operationQueue,w=this.sourceBuffer,v=w[o];if(!S||!f||!v){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var h=Object(G.isFiniteNumber)(S.duration)?S.duration:Infinity,c=Object(G.isFiniteNumber)(f.duration)?f.duration:Infinity,l=Math.max(0,s),a=Math.min(u,h,c);a>l?(R.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!v.updating,o+" sourceBuffer must not be updating"),v.remove(l,a)):m.shiftAndExecuteNext(o)},b.appendExecutor=function(o,s){var u=this.operationQueue,S=this.sourceBuffer,f=S[s];if(!f){R.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),u.shiftAndExecuteNext(s);return}f.ended=!1,console.assert(!f.updating,s+" sourceBuffer must not be updating"),f.appendBuffer(o)},b.blockBuffers=function(o,s){var u=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var S=this.operationQueue,f=s.map(function(m){return S.appendBlocker(m)});Promise.all(f).then(function(){o(),s.forEach(function(m){var w=u.sourceBuffer[m];(!w||!w.updating)&&S.shiftAndExecuteNext(m)})})},b.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},b.addBufferListener=function(o,s,u){var S=this.sourceBuffer[o];if(!S)return;var f=u.bind(this,o);this.listeners[o].push({event:s,listener:f}),S.addEventListener(s,f)},b.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(u){s.removeEventListener(u.event,u.listener)})},E}()},"./src/controller/buffer-operation-queue.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return U});var G=_("./src/utils/logger.ts"),U=function(){function R(I){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=I}var B=R.prototype;return B.append=function(D,L){var x=this.queues[L];x.push(D),x.length===1&&this.buffers[L]&&this.executeNext(L)},B.insertAbort=function(D,L){var x=this.queues[L];x.unshift(D),this.executeNext(L)},B.appendBlocker=function(D){var L,x=new Promise(function(k){L=k}),A={execute:L,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(A,D),x},B.executeNext=function(D){var L=this.buffers,x=this.queues,A=L[D],k=x[D];if(k.length){var C=k[0];try{C.execute()}catch(E){G.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(E),(!A||!A.updating)&&(k.shift(),this.executeNext(D))}}},B.shiftAndExecuteNext=function(D){this.queues[D].shift(),this.executeNext(D)},B.current=function(D){return this.queues[D][0]},R}()},"./src/controller/cap-level-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts");function U(I,D){for(var L=0;L<D.length;L++){var x=D[L];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(I,x.key,x)}}function R(I,D,L){return D&&U(I.prototype,D),L&&U(I,L),I}var B=function(){function I(L){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=L,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var D=I.prototype;return D.setStreamController=function(x){this.streamController=x},D.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},D.registerListeners=function(){var x=this.hls;x.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.unregisterListener=function(){var x=this.hls;x.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.onFpsDropLevelCapping=function(x,A){I.isLevelAllowed(A.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(A.droppedLevel)},D.onMediaAttaching=function(x,A){this.media=A.media instanceof HTMLVideoElement?A.media:null},D.onManifestParsed=function(x,A){var k=this.hls;this.restrictedLevels=[],this.firstLevel=A.firstLevel,k.config.capLevelToPlayerSize&&A.video&&this.startCapping()},D.onBufferCodecs=function(x,A){var k=this.hls;k.config.capLevelToPlayerSize&&A.video&&this.startCapping()},D.onMediaDetaching=function(){this.stopCapping()},D.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var x=this.hls.levels;if(x.length){var A=this.hls;A.autoLevelCapping=this.getMaxLevel(x.length-1),A.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=A.autoLevelCapping}}},D.getMaxLevel=function(x){var A=this,k=this.hls.levels;if(!k.length)return-1;var C=k.filter(function(E,b){return I.isLevelAllowed(b,A.restrictedLevels)&&b<=x});return this.clientRect=null,I.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},D.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},D.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},D.getDimensions=function(){if(this.clientRect)return this.clientRect;var x=this.media,A={width:0,height:0};if(x){var k=x.getBoundingClientRect();A.width=k.width,A.height=k.height,!A.width&&!A.height&&(A.width=k.right-k.left||x.width||0,A.height=k.bottom-k.top||x.height||0)}return this.clientRect=A,A},I.isLevelAllowed=function(x,A){return A===void 0&&(A=[]),A.indexOf(x)===-1},I.getMaxLevelByMediaSize=function(x,A,k){if(!x||!x.length)return-1;for(var C=function(s,u){return u?s.width!==u.width||s.height!==u.height:!0},E=x.length-1,b=0;b<x.length;b+=1){var d=x[b];if((d.width>=A||d.height>=k)&&C(d,x[b+1])){E=b;break}}return E},R(I,[{key:"mediaWidth",get:function(){return this.getDimensions().width*I.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*I.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var x=1;try{x=self.devicePixelRatio}catch(A){}return x}}]),I}();V.default=B},"./src/controller/cmcd-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return C});var G=_("./src/events.ts"),U=_("./src/types/cmcd.ts"),R=_("./src/utils/buffer-helper.ts"),B=_("./src/utils/logger.ts");function I(E,b){for(var d=0;d<b.length;d++){var o=b[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(E,o.key,o)}}function D(E,b,d){return b&&I(E.prototype,b),d&&I(E,d),E}function L(E,b){var d=typeof Symbol!="undefined"&&E[Symbol.iterator]||E["@@iterator"];if(d)return(d=d.call(E)).next.bind(d);if(Array.isArray(E)||(d=x(E))||b&&E&&typeof E.length=="number"){d&&(E=d);var o=0;return function(){return o>=E.length?{done:!0}:{done:!1,value:E[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function x(E,b){if(!E)return;if(typeof E=="string")return A(E,b);var d=Object.prototype.toString.call(E).slice(8,-1);if(d==="Object"&&E.constructor&&(d=E.constructor.name),d==="Map"||d==="Set")return Array.from(E);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return A(E,b)}function A(E,b){(b==null||b>E.length)&&(b=E.length);for(var d=0,o=new Array(b);d<b;d++)o[d]=E[d];return o}function k(){return k=Object.assign||function(E){for(var b=1;b<arguments.length;b++){var d=arguments[b];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(E[o]=d[o])}return E},k.apply(this,arguments)}var C=function(){function E(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(S){try{o.apply(S,{ot:U.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(f){B.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(S){try{var f=S.frag,m=o.hls.levels[f.level],w=o.getObjectType(f),v={d:f.duration*1e3,ot:w};(w===U.CMCDObjectType.VIDEO||w===U.CMCDObjectType.AUDIO||w==U.CMCDObjectType.MUXED)&&(v.br=m.bitrate/1e3,v.tb=o.getTopBandwidth(w),v.bl=o.getBufferLength(w)),o.apply(S,v)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var s=this.config=d.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||E.uuid(),this.cid=u.contentId,this.useHeaders=u.useHeaders===!0,this.registerListeners())}var b=E.prototype;return b.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(G.Events.BUFFER_CREATED,this.onBufferCreated,this)},b.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(G.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},b.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},b.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},b.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},b.onBufferCreated=function(o,s){var u,S;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(S=s.tracks.video)===null||S===void 0?void 0:S.buffer},b.createData=function(){var o;return{v:U.CMCDVersion,sf:U.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},b.apply=function(o,s){s===void 0&&(s={}),k(s,this.createData());var u=s.ot===U.CMCDObjectType.INIT||s.ot===U.CMCDObjectType.VIDEO||s.ot===U.CMCDObjectType.MUXED;if(this.starved&&u&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var S=E.toHeaders(s);if(!Object.keys(S).length)return;o.headers||(o.headers={}),k(o.headers,S)}else{var f=E.toQuery(s);if(!f)return;o.url=E.appendQueryToUri(o.url,f)}},b.getObjectType=function(o){var s=o.type;return s==="subtitle"?U.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?U.CMCDObjectType.INIT:s==="audio"?U.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?U.CMCDObjectType.VIDEO:U.CMCDObjectType.MUXED:void 0},b.getTopBandwidth=function(o){for(var s=0,u=o===U.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=L(u),f;!(f=S()).done;){var m=f.value;m.bitrate>s&&(s=m.bitrate)}return s>0?s:NaN},b.getBufferLength=function(o){var s=this.hls.media,u=o===U.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var S=R.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return S.len*1e3},b.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,v,h){s(w),this.loader.load(w,v,h)},D(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},b.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,v,h){s(w),this.loader.load(w,v,h)},D(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},E.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},E.serialize=function(o){for(var s=[],u=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},S=function(F){return Math.round(F)},f=function(F){return S(F/100)*100},m=function(F){return encodeURIComponent(F)},w={br:S,d:S,bl:f,dl:f,mtp:f,nor:m,rtp:f,tb:S},v=Object.keys(o||{}).sort(),h=L(v),c;!(c=h()).done;){var l=c.value,a=o[l];if(!u(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var g=w[l];g&&(a=g(a));var p=typeof a,y=void 0;l==="ot"||l==="sf"||l==="st"?y=l+"="+a:p==="boolean"?y=l:p==="number"?y=l+"="+a:y=l+"="+JSON.stringify(a),s.push(y)}return s.join(",")},E.toHeaders=function(o){for(var s=Object.keys(o),u={},S=["Object","Request","Session","Status"],f=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},w=0,v=s;w<v.length;w++){var h=v[w],c=m[h]!=null?m[h]:1;f[c][h]=o[h]}for(var l=0;l<f.length;l++){var a=E.serialize(f[l]);a&&(u["CMCD-"+S[l]]=a)}return u},E.toQuery=function(o){return"CMCD="+encodeURIComponent(E.serialize(o))},E.appendQueryToUri=function(o,s){if(!s)return o;var u=o.includes("?")?"&":"?";return""+o+u+s},E}()},"./src/controller/eme-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts"),U=_("./src/errors.ts"),R=_("./src/utils/logger.ts"),B=_("./src/utils/mediakeys-helper.ts");function I(C,E){for(var b=0;b<E.length;b++){var d=E[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function D(C,E,b){return E&&I(C.prototype,E),b&&I(C,b),C}var L=3,x=function(E,b,d){var o={audioCapabilities:[],videoCapabilities:[]};return E.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:d.audioRobustness||""})}),b.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:d.videoRobustness||""})}),[o]},A=function(E,b,d,o){switch(E){case B.KeySystems.WIDEVINE:return x(b,d,o);default:throw new Error("Unknown key-system: "+E)}},k=function(){function C(b){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=b,this._config=b.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var E=C.prototype;return E.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},E._registerListeners=function(){this.hls.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E._unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},E.getLicenseServerUrl=function(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},E._attemptKeySystemAccess=function(d,o,s){var u=this,S=A(d,o,s,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(d,S);this.mediaKeysPromise=f.then(function(m){return u._onMediaKeySystemAccessObtained(d,m)}),f.catch(function(m){R.logger.error('Failed to obtain key-system "'+d+'" access:',m)})},E._onMediaKeySystemAccessObtained=function(d,o){var s=this;R.logger.log('Access for key-system "'+d+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(u);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return u.mediaKeys=f,R.logger.log('Media-keys created for key-system "'+d+'"'),s._onMediaKeysCreated(),f});return S.catch(function(f){R.logger.error("Failed to create media-keys:",f)}),S},E._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},E._onNewMediaKeySession=function(d){var o=this;R.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(s){o._onKeySessionMessage(d,s.message)},!1)},E._onKeySessionMessage=function(d,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){R.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),d.update(s)})},E.onMediaEncrypted=function(d){var o=this;if(R.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(S){if(!o._media)return;o._attemptSetMediaKeys(S),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(s).catch(s)},E._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},E._generateRequestWithPreferredKeySession=function(d,o){var s=this,u=this._mediaKeysList[0];if(!u){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var S=u.mediaKeysSession;if(!S){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){R.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+d+'" init data type'),u.mediaKeysSessionInitialized=!0,S.generateRequest(d,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(f){R.logger.error("Error generating key-session request:",f),s.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},E._createLicenseXhr=function(d,o,s){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,d,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,u,d),S=void 0}catch(f){R.logger.error(f)}try{u.readyState||u.open("POST",d,!0),S&&S.call(this.hls,u,d)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return u},E._onLicenseRequestReadyStageChange=function(d,o,s,u){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var S=d.response,f=this._licenseResponseCallback;if(f)try{S=f.call(this.hls,d,o)}catch(w){R.logger.error(w)}u(S)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>L){this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=L-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(s,u)}break}},E._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},E._requestLicense=function(d,o){R.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(u,d,o);R.logger.log("Sending license request to URL: "+u);var f=this._generateLicenseRequestChallenge(s,d);S.send(f)}catch(m){R.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},E.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},E.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},E.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var s=o.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),u=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,u)},D(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=k},"./src/controller/fps-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts"),U=_("./src/utils/logger.ts"),R=function(){function B(D){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=D,this.registerListeners()}var I=B.prototype;return I.setStreamController=function(L){this.streamController=L},I.registerListeners=function(){this.hls.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(L,x){var A=this.hls.config;if(A.capLevelOnFPSDrop){var k=x.media instanceof self.HTMLVideoElement?x.media:null;this.media=k,k&&typeof k.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),A.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(L,x,A){var k=performance.now();if(x){if(this.lastTime){var C=k-this.lastTime,E=A-this.lastDroppedFrames,b=x-this.lastDecodedFrames,d=1e3*E/C,o=this.hls;if(o.trigger(G.Events.FPS_DROP,{currentDropped:E,currentDecoded:b,totalDroppedFrames:A}),d>0&&E>o.config.fpsDroppedMonitoringThreshold*b){var s=o.currentLevel;U.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(G.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=k,this.lastDroppedFrames=A,this.lastDecodedFrames=x}},I.checkFPSInterval=function(){var L=this.media;if(L)if(this.isVideoPlaybackQualityAvailable){var x=L.getVideoPlaybackQuality();this.checkFPS(L,x.totalVideoFrames,x.droppedVideoFrames)}else this.checkFPS(L,L.webkitDecodedFrameCount,L.webkitDroppedFrameCount)},B}();V.default=R},"./src/controller/fragment-finders.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"findFragmentByPDT",function(){return R}),_.d(V,"findFragmentByPTS",function(){return B}),_.d(V,"fragmentWithinToleranceTest",function(){return I}),_.d(V,"pdtWithinToleranceTest",function(){return D}),_.d(V,"findFragWithCC",function(){return L});var G=_("./src/polyfills/number.ts"),U=_("./src/utils/binary-search.ts");function R(x,A,k){if(A===null||!Array.isArray(x)||!x.length||!Object(G.isFiniteNumber)(A))return null;var C=x[0].programDateTime;if(A<(C||0))return null;var E=x[x.length-1].endProgramDateTime;if(A>=(E||0))return null;k=k||0;for(var b=0;b<x.length;++b){var d=x[b];if(D(A,k,d))return d}return null}function B(x,A,k,C){k===void 0&&(k=0),C===void 0&&(C=0);var E=null;if(x?E=A[x.sn-A[0].sn+1]||null:k===0&&A[0].start===0&&(E=A[0]),E&&I(k,C,E)===0)return E;var b=U.default.search(A,I.bind(null,k,C));return b||E}function I(x,A,k){x===void 0&&(x=0),A===void 0&&(A=0);var C=Math.min(A,k.duration+(k.deltaPTS?k.deltaPTS:0));return k.start+k.duration-C<=x?1:k.start-C>x&&k.start?-1:0}function D(x,A,k){var C=Math.min(A,k.duration+(k.deltaPTS?k.deltaPTS:0))*1e3,E=k.endProgramDateTime||0;return E-C>x}function L(x,A){return U.default.search(x,function(k){return k.cc<A?1:k.cc>A?-1:0})}},"./src/controller/fragment-tracker.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"FragmentState",function(){return R}),_.d(V,"FragmentTracker",function(){return B});var G=_("./src/events.ts"),U=_("./src/types/loader.ts"),R;(function(L){L.NOT_LOADED="NOT_LOADED",L.BACKTRACKED="BACKTRACKED",L.APPENDING="APPENDING",L.PARTIAL="PARTIAL",L.OK="OK"})(R||(R={}));var B=function(){function L(A){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=A,this._registerListeners()}var x=L.prototype;return x._registerListeners=function(){var k=this.hls;k.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),k.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),k.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},x._unregisterListeners=function(){var k=this.hls;k.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),k.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),k.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},x.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},x.getAppendedFrag=function(k,C){if(C===U.PlaylistLevelType.MAIN){var E=this.activeFragment,b=this.activeParts;if(!E)return null;if(b)for(var d=b.length;d--;){var o=b[d],s=o?o.end:E.appendedPTS;if(o.start<=k&&s!==void 0&&k<=s)return d>9&&(this.activeParts=b.slice(d-9)),o}else if(E.start<=k&&E.appendedPTS!==void 0&&k<=E.appendedPTS)return E}return this.getBufferedFrag(k,C)},x.getBufferedFrag=function(k,C){for(var E=this.fragments,b=Object.keys(E),d=b.length;d--;){var o=E[b[d]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=k&&k<=s.end)return s}}return null},x.detectEvictedFragments=function(k,C,E){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(!o.buffered){o.body.type===E&&b.removeFragment(o.body);return}var s=o.range[k];if(!s)return;s.time.some(function(u){var S=!b.isTimeBuffered(u.startPTS,u.endPTS,C);return S&&b.removeFragment(o.body),S})})},x.detectPartialFragments=function(k){var C=this,E=this.timeRanges,b=k.frag,d=k.part;if(!E||b.sn==="initSegment")return;var o=D(b),s=this.fragments[o];if(!s)return;Object.keys(E).forEach(function(u){var S=b.elementaryStreams[u];if(!S)return;var f=E[u],m=d!==null||S.partial===!0;s.range[u]=C.getBufferedTimes(b,d,m,f)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},x.fragBuffered=function(k){var C=D(k),E=this.fragments[C];E&&(E.backtrack=E.loaded=null,E.buffered=!0)},x.getBufferedTimes=function(k,C,E,b){for(var d={time:[],partial:E},o=C?C.start:k.start,s=C?C.end:k.end,u=k.minEndPTS||s,S=k.maxStartPTS||o,f=0;f<b.length;f++){var m=b.start(f)-this.bufferPadding,w=b.end(f)+this.bufferPadding;if(S>=m&&u<=w){d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});break}else if(o<w&&s>m)d.partial=!0,d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});else if(s<=m)break}return d},x.getPartialFragment=function(k){var C=null,E,b,d,o=0,s=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(S){var f=u[S];if(!f)return;I(f)&&(b=f.body.start-s,d=f.body.end+s,k>=b&&k<=d&&(E=Math.min(k-b,d-k),o<=E&&(C=f.body,o=E)))}),C},x.getState=function(k){var C=D(k),E=this.fragments[C];return E?E.buffered?I(E)?R.PARTIAL:R.OK:E.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},x.backtrack=function(k,C){var E=D(k),b=this.fragments[E];if(!b||b.backtrack)return null;var d=b.backtrack=C||b.loaded;return b.loaded=null,d},x.getBacktrackData=function(k){var C=D(k),E=this.fragments[C];if(E){var b,d=E.backtrack;if(d!=null&&(b=d.payload)!==null&&b!==void 0&&b.byteLength)return d;this.removeFragment(k)}return null},x.isTimeBuffered=function(k,C,E){for(var b,d,o=0;o<E.length;o++){if(b=E.start(o)-this.bufferPadding,d=E.end(o)+this.bufferPadding,k>=b&&C<=d)return!0;if(C<=b)return!1}return!1},x.onFragLoaded=function(k,C){var E=C.frag,b=C.part;if(E.sn==="initSegment"||E.bitrateTest||b)return;var d=D(E);this.fragments[d]={body:E,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},x.onBufferAppended=function(k,C){var E=this,b=C.frag,d=C.part,o=C.timeRanges;if(b.type===U.PlaylistLevelType.MAIN)if(this.activeFragment=b,d){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var S=o[u];if(E.detectEvictedFragments(u,S),!d)for(var f=0;f<S.length;f++)b.appendedPTS=Math.max(S.end(f),b.appendedPTS||0)})},x.onFragBuffered=function(k,C){this.detectPartialFragments(C)},x.hasFragment=function(k){var C=D(k);return!!this.fragments[C]},x.removeFragmentsInRange=function(k,C,E){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(o.buffered){var s=o.body;s.type===E&&s.start<C&&s.end>k&&b.removeFragment(s)}})},x.removeFragment=function(k){var C=D(k);k.stats.loaded=0,k.clearElementaryStreamInfo(),delete this.fragments[C]},x.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},L}();function I(L){var x,A;return L.buffered&&(((x=L.range.video)===null||x===void 0?void 0:x.partial)||((A=L.range.audio)===null||A===void 0?void 0:A.partial))}function D(L){return L.type+"_"+L.level+"_"+L.urlId+"_"+L.sn}},"./src/controller/gap-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"STALL_MINIMUM_DURATION_MS",function(){return I}),_.d(V,"MAX_START_GAP_JUMP",function(){return D}),_.d(V,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return L}),_.d(V,"SKIP_BUFFER_RANGE_START",function(){return x}),_.d(V,"default",function(){return A});var G=_("./src/utils/buffer-helper.ts"),U=_("./src/errors.ts"),R=_("./src/events.ts"),B=_("./src/utils/logger.ts"),I=250,D=2,L=.1,x=.05,A=function(){function k(E,b,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=E,this.media=b,this.fragmentTracker=d,this.hls=o}var C=k.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(b){var d=this.config,o=this.media,s=this.stalled,u=o.currentTime,S=o.seeking,f=this.seeking&&!S,m=!this.seeking&&S;if(this.seeking=S,u!==b){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||f)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!G.BufferHelper.getBuffered(o).length)return;var v=G.BufferHelper.bufferInfo(o,u,0),h=v.len>0,c=v.nextStart||0;if(!h&&!c)return;if(S){var l=v.len>D,a=!c||c-u>D&&!this.fragmentTracker.getPartialFragment(u);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,p=Math.max(c,v.start||0)-u,y=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=y==null||((g=y.details)===null||g===void 0)?void 0:g.live,F=M?y.details.targetduration*2:D;if(p>0&&p<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(s===null){this.stalled=j;return}var W=j-s;!S&&W>=I&&this._reportStall(v.len);var O=G.BufferHelper.bufferInfo(o,u,d.maxBufferHole);this._tryFixBufferStall(O,W)},C._tryFixBufferStall=function(b,d){var o=this.config,s=this.fragmentTracker,u=this.media,S=u.currentTime,f=s.getPartialFragment(S);if(f){var m=this._trySkipBufferHole(f);if(m)return}b.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(b){var d=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+b+")"),d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:b}))},C._trySkipBufferHole=function(b){for(var d=this.config,o=this.hls,s=this.media,u=s.currentTime,S=0,f=G.BufferHelper.getBuffered(s),m=0;m<f.length;m++){var w=f.start(m);if(u+d.maxBufferHole>=S&&u<w){var v=Math.max(w+x,s.currentTime+L);return B.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+v),this.moved=!0,this.stalled=null,s.currentTime=v,b&&o.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+v,frag:b}),v}S=f.end(m)}return 0},C._tryNudgeBuffer=function(){var b=this.config,d=this.hls,o=this.media,s=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<b.nudgeMaxRetry){var S=s+u*b.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+S),o.currentTime=S,d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+b.nudgeMaxRetry+" nudges"),d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},k}()},"./src/controller/id3-track-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts"),U=_("./src/utils/texttrack-utils.ts"),R=_("./src/demux/id3.ts"),B=.25,I=function(){function D(x){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=x,this._registerListeners()}var L=D.prototype;return L.destroy=function(){this._unregisterListeners()},L._registerListeners=function(){var A=this.hls;A.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),A.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L._unregisterListeners=function(){var A=this.hls;A.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),A.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L.onMediaAttached=function(A,k){this.media=k.media},L.onMediaDetaching=function(){if(!this.id3Track)return;Object(U.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},L.getID3Track=function(A){if(!this.media)return;for(var k=0;k<A.length;k++){var C=A[k];if(C.kind==="metadata"&&C.label==="id3")return Object(U.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},L.onFragParsingMetadata=function(A,k){if(!this.media)return;var C=k.frag,E=k.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var b=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<E.length;d++){var o=R.getID3Frames(E[d].data);if(o){var s=E[d].pts,u=d<E.length-1?E[d+1].pts:C.end,S=u-s;S<=0&&(u=s+B);for(var f=0;f<o.length;f++){var m=o[f];if(!R.isTimeStampFrame(m)){var w=new b(s,u,"");w.value=m,this.id3Track.addCue(w)}}}}},L.onBufferFlushing=function(A,k){var C=k.startOffset,E=k.endOffset,b=k.type;if(!b||b==="audio"){var d=this.id3Track;d&&Object(U.removeCuesInRange)(d,C,E)}},D}();V.default=I},"./src/controller/latency-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return D});var G=_("./src/errors.ts"),U=_("./src/events.ts"),R=_("./src/utils/logger.ts");function B(L,x){for(var A=0;A<x.length;A++){var k=x[A];k.enumerable=k.enumerable||!1,k.configurable=!0,"value"in k&&(k.writable=!0),Object.defineProperty(L,k.key,k)}}function I(L,x,A){return x&&B(L.prototype,x),A&&B(L,A),L}var D=function(){function L(A){var k=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return k.timeupdate()},this.hls=A,this.config=A.config,this.registerListeners()}var x=L.prototype;return x.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},x.registerListeners=function(){this.hls.on(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(U.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){this.hls.off(U.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(U.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(U.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(U.Events.ERROR,this.onError)},x.onMediaAttached=function(k,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},x.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},x.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},x.onLevelUpdated=function(k,C){var E=C.details;this.levelDetails=E,E.advanced&&this.timeupdate(),!E.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},x.onError=function(k,C){if(C.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},x.timeupdate=function(){var k=this.media,C=this.levelDetails;if(!k||!C)return;this.currentTime=k.currentTime;var E=this.computeLatency();if(E===null)return;this._latency=E;var b=this.config,d=b.lowLatencyMode,o=b.maxLiveSyncPlaybackRate;if(!d||o===1)return;var s=this.targetLatency;if(s===null)return;var u=E-s,S=Math.min(this.maxLatency,s+C.targetduration),f=u<S;if(C.live&&f&&u>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;k.playbackRate=Math.min(m,Math.max(1,w))}else k.playbackRate!==1&&k.playbackRate!==0&&(k.playbackRate=1)},x.estimateLiveEdge=function(){var k=this.levelDetails;return k===null?null:k.edge+k.age},x.computeLatency=function(){var k=this.estimateLiveEdge();return k===null?null:k-this.currentTime},I(L,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var k=this.config,C=this.levelDetails;return k.liveMaxLatencyDuration!==void 0?k.liveMaxLatencyDuration:C?k.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var k=this.levelDetails;if(k===null)return null;var C=k.holdBack,E=k.partHoldBack,b=k.targetduration,d=this.config,o=d.liveSyncDuration,s=d.liveSyncDurationCount,u=d.lowLatencyMode,S=this.hls.userConfig,f=u&&E||C;(S.liveSyncDuration||S.liveSyncDurationCount||f===0)&&(f=o!==void 0?o:s*b);var m=b,w=1;return f+Math.min(this.stallCount*w,m)}},{key:"liveSyncPosition",get:function(){var k=this.estimateLiveEdge(),C=this.targetLatency,E=this.levelDetails;if(k===null||C===null||E===null)return null;var b=E.edge,d=k-C-this.edgeStalled,o=b-E.totalduration,s=b-(this.config.lowLatencyMode&&E.partTarget||E.targetduration);return Math.min(Math.max(o,d),s)}},{key:"drift",get:function(){var k=this.levelDetails;return k===null?1:k.drift}},{key:"edgeStalled",get:function(){var k=this.levelDetails;if(k===null)return 0;var C=(this.config.lowLatencyMode&&k.partTarget||k.targetduration)*3;return Math.max(k.age-C,0)}},{key:"forwardBufferLength",get:function(){var k=this.media,C=this.levelDetails;if(!k||!C)return 0;var E=k.buffered.length;return E?k.buffered.end(E-1):C.edge-this.currentTime}}]),L}()},"./src/controller/level-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return d});var G=_("./src/types/level.ts"),U=_("./src/events.ts"),R=_("./src/errors.ts"),B=_("./src/utils/codecs.ts"),I=_("./src/controller/level-helper.ts"),D=_("./src/controller/base-playlist-controller.ts"),L=_("./src/types/loader.ts");function x(){return x=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var u=arguments[s];for(var S in u)Object.prototype.hasOwnProperty.call(u,S)&&(o[S]=u[S])}return o},x.apply(this,arguments)}function A(o,s){for(var u=0;u<s.length;u++){var S=s[u];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function k(o,s,u){return s&&A(o.prototype,s),u&&A(o,u),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,E(o,s)}function E(o,s){return E=Object.setPrototypeOf||function(S,f){return S.__proto__=f,S},E(o,s)}var b=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){C(s,o);function s(S){var f;return f=o.call(this,S,"[level-controller]")||this,f._levels=[],f._firstLevel=-1,f._startLevel=void 0,f.currentLevelIndex=-1,f.manualLevelIndex=-1,f.onParsedComplete=void 0,f._registerListeners(),f}var u=s.prototype;return u._registerListeners=function(){var f=this.hls;f.on(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(U.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(U.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var f=this.hls;f.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(U.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var f=this._levels;f.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(f,m){var w=[],v=[],h=[],c,l={},a,g=!1,p=!1,y=!1;if(m.levels.forEach(function(W){var O=W.attrs;g=g||!!(W.width&&W.height),p=p||!!W.videoCodec,y=y||!!W.audioCodec,b&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var P=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=l[P],a?a.url.push(W.url):(a=new G.Level(W),l[P]=a,w.push(a)),O&&(O.AUDIO&&Object(I.addGroupId)(a,"audio",O.AUDIO),O.SUBTITLES&&Object(I.addGroupId)(a,"text",O.SUBTITLES))}),(g||p)&&y&&(w=w.filter(function(W){var O=W.videoCodec,P=W.width,H=W.height;return!!O||!!(P&&H)})),w=w.filter(function(W){var O=W.audioCodec,P=W.videoCodec;return(!O||Object(B.isCodecSupportedInMp4)(O,"audio"))&&(!P||Object(B.isCodecSupportedInMp4)(P,"video"))}),m.audioTracks&&(v=m.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(v)),m.subtitles&&(h=m.subtitles,Object(I.assignTrackIdsByGroup)(h)),w.length>0){c=w[0].bitrate,w.sort(function(W,O){return W.bitrate-O.bitrate}),this._levels=w;for(var M=0;M<w.length;M++)if(w[M].bitrate===c){this._firstLevel=M,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+c);break}var F=y&&!p,j={levels:w,audioTracks:v,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:y,video:p,altAudio:!F&&v.some(function(W){return!!W.url})};this.hls.trigger(U.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(f,m){if(o.prototype.onError.call(this,f,m),m.fatal)return;var w=m.context,v=this._levels[this.currentLevelIndex];if(w&&(w.type===L.PlaylistContextType.AUDIO_TRACK&&v.audioGroupIds&&w.groupId===v.audioGroupIds[v.urlId]||w.type===L.PlaylistContextType.SUBTITLE_TRACK&&v.textGroupIds&&w.groupId===v.textGroupIds[v.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,l;switch(m.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=m.frag.level)):l=m.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(c=!1),l=w.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:l=m.level,h=!0;break}l!==void 0&&this.recoverLevel(m,l,h,c)},u.recoverLevel=function(f,m,w,v){var h=f.details,c=this._levels[m];if(c.loadError++,w){var l=this.retryLoadingOrFail(f);if(l)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(v){var a=c.url.length;if(a>1&&c.loadError<a)f.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var g=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(h+": switch to "+g),f.levelRetry=!0,this.hls.nextAutoLevel=g)}}},u.redundantFailover=function(f){var m=this._levels[f],w=m.url.length;if(w>1){var v=(m.urlId+1)%w;this.warn("Switching to redundant URL-id "+v),this._levels.forEach(function(h){h.urlId=v}),this.level=f}},u.onFragLoaded=function(f,m){var w=m.frag;if(w!==void 0&&w.type===L.PlaylistLevelType.MAIN){var v=this._levels[w.level];v!==void 0&&(v.fragmentError=0,v.loadError=0)}},u.onLevelLoaded=function(f,m){var w,v=m.level,h=m.details,c=this._levels[v];if(!c){var l;this.warn("Invalid level index "+v),(l=m.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(h.deltaUpdateFailed=!0);return}v===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(v,m,c.details)):(w=m.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(f,m){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var v=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<w.audioGroupIds.length;c++)if(w.audioGroupIds[c]===h){v=c;break}v!==w.urlId&&(w.urlId=v,this.startLoad())}},u.loadPlaylist=function(f){var m=this.currentLevelIndex,w=this._levels[m];if(this.canLoad&&w&&w.url.length>0){var v=w.urlId,h=w.url[v];if(f)try{h=f.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+m+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+v+" "+h),this.clearTimer(),this.hls.trigger(U.Events.LEVEL_LOADING,{url:h,level:m,id:v,deliveryDirectives:f||null})}},u.removeLevel=function(f,m){var w=function(c,l){return l!==m},v=this._levels.filter(function(h,c){return c!==f?!0:h.url.length>1&&m!==void 0?(h.url=h.url.filter(w),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(w)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(w)),h.urlId=0,!0):!1}).map(function(h,c){var l=h.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),h});this._levels=v,this.hls.trigger(U.Events.LEVELS_UPDATED,{levels:v})},k(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var m,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===f&&(m=w[f])!==null&&m!==void 0&&m.details)return;if(f<0||f>=w.length){var v=f<0;if(this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:v,reason:"invalid level idx"}),v)return;f=Math.min(f,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=w[h],l=w[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=x({},l,{level:f,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(U.Events.LEVEL_SWITCHING,a);var g=l.details;if(!g||g.live){var p=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(f){this.manualLevelIndex=f,this._startLevel===void 0&&(this._startLevel=f),f!==-1&&(this.level=f)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(f){this._firstLevel=f}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var f=this.hls.config.startLevel;return f!==void 0?f:this._firstLevel}else return this._startLevel},set:function(f){this._startLevel=f}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(f){this.level=f,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=f)}}]),s}(D.default)},"./src/controller/level-helper.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"addGroupId",function(){return R}),_.d(V,"assignTrackIdsByGroup",function(){return B}),_.d(V,"updatePTS",function(){return I}),_.d(V,"updateFragPTSDTS",function(){return L}),_.d(V,"mergeDetails",function(){return x}),_.d(V,"mapPartIntersection",function(){return A}),_.d(V,"mapFragmentIntersection",function(){return k}),_.d(V,"adjustSliding",function(){return C}),_.d(V,"addSliding",function(){return E}),_.d(V,"computeReloadInterval",function(){return b}),_.d(V,"getFragmentWithSN",function(){return d}),_.d(V,"getPartWith",function(){return o});var G=_("./src/polyfills/number.ts"),U=_("./src/utils/logger.ts");function R(s,u,S){switch(u){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(S);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(S);break}}function B(s){var u={};s.forEach(function(S){var f=S.groupId||"";S.id=u[f]=u[f]||0,u[f]++})}function I(s,u,S){var f=s[u],m=s[S];D(f,m)}function D(s,u){var S=u.startPTS;if(Object(G.isFiniteNumber)(S)){var f=0,m;u.sn>s.sn?(f=S-s.start,m=s):(f=s.start-S,m=u),m.duration!==f&&(m.duration=f)}else if(u.sn>s.sn){var w=s.cc===u.cc;w&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function L(s,u,S,f,m,w){var v=f-S;v<=0&&(U.logger.warn("Fragment should have a positive duration",u),f=S+u.duration,w=m+u.duration);var h=S,c=f,l=u.startPTS,a=u.endPTS;if(Object(G.isFiniteNumber)(l)){var g=Math.abs(l-S);Object(G.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(g,u.deltaPTS):u.deltaPTS=g,h=Math.max(S,l),S=Math.min(S,l),m=Math.min(m,u.startDTS),c=Math.min(f,a),f=Math.max(f,a),w=Math.max(w,u.endDTS)}u.duration=f-S;var p=S-u.start;u.appendedPTS=f,u.start=u.startPTS=S,u.maxStartPTS=h,u.startDTS=m,u.endPTS=f,u.minEndPTS=c,u.endDTS=w;var y=u.sn;if(!s||y<s.startSN||y>s.endSN)return 0;var M,F=y-s.startSN,j=s.fragments;for(j[F]=u,M=F;M>0;M--)D(j[M],j[M-1]);for(M=F;M<j.length-1;M++)D(j[M],j[M+1]);return s.fragmentHint&&D(j[j.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,p}function x(s,u){for(var S=null,f=s.fragments,m=f.length-1;m>=0;m--){var w=f[m].initSegment;if(w){S=w;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var v=0,h;if(k(s,u,function(M,F){M.relurl&&(v=M.cc-F.cc),Object(G.isFiniteNumber)(M.startPTS)&&Object(G.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(h=F),u.PTSKnown=u.alignedSliding=!0),F.elementaryStreams=M.elementaryStreams,F.loader=M.loader,F.stats=M.stats,F.urlId=M.urlId,M.initSegment&&(F.initSegment=M.initSegment,S=M.initSegment)}),S){var c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;c.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=S)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=S)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(M){return!M}),u.deltaUpdateFailed)){U.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=u.skippedSegments;l--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(v){U.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<a.length;g++)a[g].cc+=v}u.skippedSegments&&(u.startCC=u.fragments[0].cc),A(s.partList,u.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),h?L(u,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(s,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var p=u.advancedDateTime;if(u.advanced&&p){var y=u.edge;u.driftStart||(u.driftStartTime=p,u.driftStart=y),u.driftEndTime=p,u.driftEnd=y}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function A(s,u,S){if(s&&u)for(var f=0,m=0,w=s.length;m<=w;m++){var v=s[m],h=u[m+f];v&&h&&v.index===h.index&&v.fragment.sn===h.fragment.sn?S(v,h):f--}}function k(s,u,S){for(var f=u.skippedSegments,m=Math.max(s.startSN,u.startSN)-u.startSN,w=(s.fragmentHint?1:0)+(f?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,v=u.startSN-s.startSN,h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,l=m;l<=w;l++){var a=c[v+l],g=h[l];f&&!g&&l<f&&(g=u.fragments[l]=a),a&&g&&S(a,g)}}function C(s,u){var S=u.startSN+u.skippedSegments-s.startSN,f=s.fragments;if(S<0||S>=f.length)return;E(u,f[S].start)}function E(s,u){if(u){for(var S=s.fragments,f=s.skippedSegments;f<S.length;f++)S[f].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function b(s,u){var S=1e3*s.levelTargetDuration,f=S/2,m=s.age,w=m>0&&m<S*3,v=u.loading.end-u.loading.start,h,c=s.availabilityDelay;if(s.updated===!1)if(w){var l=333*s.misses;h=Math.max(Math.min(f,v*2),l),s.availabilityDelay=(s.availabilityDelay||0)+h}else h=f;else w?(c=Math.min(c||S/2,m),s.availabilityDelay=c,h=c+S-m):h=S-v;return Math.round(h)}function d(s,u,S){if(!s||!s.details)return null;var f=s.details,m=f.fragments[u-f.startSN];return m||(m=f.fragmentHint,m&&m.sn===u?m:u<f.startSN&&S&&S.sn===u?S:null)}function o(s,u,S){if(!s||!s.details)return null;var f=s.details.partList;if(f)for(var m=f.length;m--;){var w=f[m];if(w.index===S&&w.fragment.sn===u)return w}return null}},"./src/controller/stream-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return f});var G=_("./src/polyfills/number.ts"),U=_("./src/controller/base-stream-controller.ts"),R=_("./src/is-supported.ts"),B=_("./src/events.ts"),I=_("./src/utils/buffer-helper.ts"),D=_("./src/controller/fragment-tracker.ts"),L=_("./src/types/loader.ts"),x=_("./src/loader/fragment.ts"),A=_("./src/demux/transmuxer-interface.ts"),k=_("./src/types/transmuxer.ts"),C=_("./src/controller/gap-controller.ts"),E=_("./src/errors.ts"),b=_("./src/utils/logger.ts");function d(m,w){for(var v=0;v<w.length;v++){var h=w[v];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,w,v){return w&&d(m.prototype,w),v&&d(m,v),m}function s(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,u(m,w)}function u(m,w){return u=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},u(m,w)}var S=100,f=function(m){s(w,m);function w(h,c){var l;return l=m.call(this,h,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var v=w.prototype;return v._registerListeners=function(){var c=this.hls;c.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(B.Events.ERROR,this.onError,this),c.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v._unregisterListeners=function(){var c=this.hls;c.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(B.Events.ERROR,this.onError,this),c.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},v.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=a.startLevel;g===-1&&(a.config.testBandwidth?(g=0,this.bitrateTest=!0):g=a.nextAutoLevel),this.level=a.nextLoadLevel=g,this.loadedmetadata=!1}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=U.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=U.State.STOPPED},v.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},v.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,g=l==null||((c=l[a])===null||c===void 0)?void 0:c.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=U.State.IDLE;break}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var p,y=self.performance.now(),M=this.retryDate;(!M||y>=M||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=U.State.IDLE)}break;default:break}this.onTickEnd()},v.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},v.doTickIdle=function(){var c,l,a=this.hls,g=this.levelLastLoaded,p=this.levels,y=this.media,M=a.config,F=a.nextLoadLevel;if(g===null||!y&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[F])return;var j=p[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===U.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=U.State.WAITING_LEVEL;return}var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:y,L.PlaylistLevelType.MAIN);if(O===null)return;var P=O.len,H=this.getMaxBufferLength(j.maxBitrate);if(P>=H)return;if(this._streamEnded(O,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,X),this.state=U.State.ENDED;return}var q=O.end,re=this.getNextFragment(q,W);if(this.couldBacktrack&&!this.fragPrevious&&re&&re.sn!=="initSegment"){var Ee=re.sn-W.startSN;Ee>1&&(re=W.fragments[Ee-1],this.fragmentTracker.removeFragment(re))}if(re&&this.fragmentTracker.getState(re)===D.FragmentState.OK&&this.nextLoadPosition>q){var he=this.audioOnly&&!this.altAudio?x.ElementaryStreamTypes.AUDIO:x.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(y,he,L.PlaylistLevelType.MAIN),re=this.getNextFragment(this.nextLoadPosition,W)}if(!re)return;re.initSegment&&!re.initSegment.data&&!this.bitrateTest&&(re=re.initSegment),((c=re.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((l=re.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(re,W):this.loadFragment(re,W,q)},v.loadFragment=function(c,l,a){var g,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===D.FragmentState.BACKTRACKED){var y=this.fragmentTracker.getBacktrackData(c);if(y){this._handleFragmentLoadProgress(y),this._handleFragmentLoadComplete(y);return}else p=D.FragmentState.NOT_LOADED}p===D.FragmentState.NOT_LOADED||p===D.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,c,l,a)):p===D.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},v.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,L.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},v.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,L.PlaylistLevelType.MAIN)},v.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},v.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},v.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,g=this.getAppendedFrag(l.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!l.paused&&c){var p=this.hls.nextLoadLevel,y=c[p],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*y.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(l.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,O=j.duration,P=Math.max(F.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(P,Number.POSITIVE_INFINITY)}}}},v.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===U.State.KEY_LOADING&&(this.state=U.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},v.flushMainBuffer=function(c,l){m.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},v.onMediaAttached=function(c,l){m.prototype.onMediaAttached.call(this,c,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},v.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),m.prototype.onMediaDetaching.call(this)},v.onMediaPlaying=function(){this.tick()},v.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(G.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},v.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},v.onManifestParsed=function(c,l){var a=!1,g=!1,p;l.levels.forEach(function(y){p=y.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=a&&g&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},v.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==U.State.IDLE)return;var g=a[l.level];(!g.details||g.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(g.details))&&(this.state=U.State.WAITING_LEVEL)},v.onLevelLoaded=function(c,l){var a,g=this.levels,p=l.level,y=l.details,M=y.totalduration;if(!g){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+y.startSN+","+y.endSN+"], cc ["+y.startCC+", "+y.endCC+"] duration:"+M);var F=this.fragCurrent;F&&(this.state===U.State.FRAG_LOADING||this.state===U.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==l.level&&F.loader&&(this.state=U.State.IDLE,F.loader.abort()));var j=g[p],W=0;if(y.live||(a=j.details)!==null&&a!==void 0&&a.live){if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed)return;W=this.alignPlaylists(y,j.details)}if(j.details=y,this.levelLastLoaded=p,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:y,level:p}),this.state===U.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(y))return;this.state=U.State.IDLE}this.startFragRequested?y.live&&this.synchronizeToLiveEdge(y):this.setStartPosition(y,W),this.tick()},v._handleFragmentLoadProgress=function(c){var l,a=c.frag,g=c.part,p=c.payload,y=this.levels;if(!y){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var M=y[a.level],F=M.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=M.videoCodec,W=F.PTSKnown||!F.live,O=(l=a.initSegment)===null||l===void 0?void 0:l.data,P=this._getAudioCodec(M),H=this.transmuxer=this.transmuxer||new A.default(this.hls,L.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=g?g.index:-1,q=X!==-1,re=new k.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,X,q),Ee=this.initPTS[a.cc];H.push(p,O,P,j,a,g,F.totalduration,W,re,Ee)},v.onAudioTrackSwitching=function(c,l){var a=this.altAudio,g=!!l.url,p=l.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var y=this.fragCurrent;y!=null&&y.loader&&(this.log("Switching to main audio track, cancel main fragment load"),y.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var M=this.hls;a&&M.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:p})}},v.onAudioTrackSwitched=function(c,l){var a=l.id,g=!!this.hls.audioTracks[a].url;if(g){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=g,this.tick()},v.onBufferCreated=function(c,l){var a=l.tracks,g,p,y=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(p=M,g=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else y=!0}y&&g?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},v.onFragBuffered=function(c,l){var a=l.frag,g=l.part;if(a&&a.type!==L.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(g?" p: "+g.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===U.State.PARSED&&(this.state=U.State.IDLE);return}var p=g?g.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,g)},v.onError=function(c,l){switch(l.details){case E.ErrorDetails.FRAG_LOAD_ERROR:case E.ErrorDetails.FRAG_LOAD_TIMEOUT:case E.ErrorDetails.KEY_LOAD_ERROR:case E.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.MAIN,l);break;case E.ErrorDetails.LEVEL_LOAD_ERROR:case E.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==U.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=U.State.ERROR):!l.levelRetry&&this.state===U.State.WAITING_LEVEL&&(this.state=U.State.IDLE));break;case E.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var a=!0,g=this.getFwdBufferInfo(this.media,L.PlaylistLevelType.MAIN);g&&g.len>.5&&(a=!this.reduceMaxBufferLength(g.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},v.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=I.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},v.onFragLoadEmergencyAborted=function(){this.state=U.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},v.onBufferFlushed=function(c,l){var a=l.type;if(a!==x.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(a===x.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,a,L.PlaylistLevelType.MAIN)}},v.onLevelsUpdated=function(c,l){this.levels=l.levels},v.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},v.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){b.logger.log("could not seek to "+a+", already seeking at "+l);return}var g=I.BufferHelper.getBuffered(c),p=g.length?g.start(0):0,y=p-a;y>0&&(y<this.config.maxBufferHole||y<this.config.maxFragLookUpTolerance)&&(b.logger.log("adjusting start position by "+y+" to match buffer start"),a+=y,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+l),c.currentTime=a}},v._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},v._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var g=l.hls;if(!a||g.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=U.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),g.trigger(B.Events.FRAG_LOADED,a)})},v._handleTransmuxComplete=function(c){var l,a="main",g=this.hls,p=c.remuxResult,y=c.chunkMeta,M=this.getCurrentContext(y);if(!M){this.warn("The loading context changed while buffering fragment "+y.sn+" of level "+y.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(y.level);return}var F=M.frag,j=M.part,W=M.level,O=p.video,P=p.text,H=p.id3,X=p.initSegment,q=this.altAudio?void 0:p.audio;if(this.fragContextChanged(F))return;if(this.state=U.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,F,y),g.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:X.tracks}));var re=X.initPTS,Ee=X.timescale;Object(G.isFiniteNumber)(re)&&(this.initPTS[F.cc]=re,g.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:re,timescale:Ee}))}if(O&&p.independent!==!1){if(W.details){var he=O.startPTS,xe=O.endPTS,pe=O.startDTS,ve=O.endDTS;if(j)j.elementaryStreams[O.type]={startPTS:he,endPTS:xe,startDTS:pe,endDTS:ve};else if(O.firstKeyFrame&&O.independent&&(this.couldBacktrack=!0),O.dropped&&O.independent){var ce=this.getLoadPosition()+this.config.maxBufferHole;if(ce<he){this.backtrack(F);return}F.setElementaryStreamInfo(O.type,F.start,xe,F.start,ve,!0)}F.setElementaryStreamInfo(O.type,he,xe,pe,ve),this.bufferFragmentData(O,F,j,y)}}else if(p.independent===!1){this.backtrack(F);return}if(q){var fe=q.startPTS,$=q.endPTS,ae=q.startDTS,Z=q.endDTS;j&&(j.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:fe,endPTS:$,startDTS:ae,endDTS:Z}),F.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,fe,$,ae,Z),this.bufferFragmentData(q,F,j,y)}if(H!=null&&(l=H.samples)!==null&&l!==void 0&&l.length){var ge={frag:F,id:a,samples:H.samples};g.trigger(B.Events.FRAG_PARSING_METADATA,ge)}if(P){var Se={frag:F,id:a,samples:P.samples};g.trigger(B.Events.FRAG_PARSING_USERDATA,Se)}},v._bufferInitSegment=function(c,l,a,g){var p=this;if(this.state!==U.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var y=l.audio,M=l.video,F=l.audiovideo;if(y){var j=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),y.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&y.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),y.levelCodec=j,y.id="main",this.log("Init audio buffer, container:"+y.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+y.codec+"]")}M&&(M.levelCodec=c.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,l),Object.keys(l).forEach(function(O){var P=l[O],H=P.initSegment;H!=null&&H.byteLength&&p.hls.trigger(B.Events.BUFFER_APPENDING,{type:O,data:H,frag:a,part:null,chunkMeta:g,parent:a.type})}),this.tick()},v.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=U.State.BACKTRACKING},v.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(I.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):I.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var g=this.fragPlaying,p=l.level;(!g||l.sn!==g.sn||g.level!==p||l.urlId!==g.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!g||g.level!==p)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=l)}}},o(w,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(U.default)},"./src/controller/subtitle-stream-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"SubtitleStreamController",function(){return s});var G=_("./src/events.ts"),U=_("./src/utils/logger.ts"),R=_("./src/utils/buffer-helper.ts"),B=_("./src/controller/fragment-finders.ts"),I=_("./src/utils/discontinuities.ts"),D=_("./src/controller/level-helper.ts"),L=_("./src/controller/fragment-tracker.ts"),x=_("./src/controller/base-stream-controller.ts"),A=_("./src/types/loader.ts"),k=_("./src/types/level.ts");function C(u,S){for(var f=0;f<S.length;f++){var m=S[f];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(u,m.key,m)}}function E(u,S,f){return S&&C(u.prototype,S),f&&C(u,f),u}function b(u,S){u.prototype=Object.create(S.prototype),u.prototype.constructor=u,d(u,S)}function d(u,S){return d=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},d(u,S)}var o=500,s=function(u){b(S,u);function S(m,w){var v;return v=u.call(this,m,w,"[subtitle-stream-controller]")||this,v.levels=[],v.currentTrackId=-1,v.tracksBuffered=[],v.mainDetails=null,v._registerListeners(),v}var f=S.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var w=this.hls;w.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(G.Events.ERROR,this.onError,this),w.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var w=this.hls;w.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(G.Events.ERROR,this.onError,this),w.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=x.State.IDLE,this.setInterval(o),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(w,v){this.mainDetails=v.details},f.onSubtitleFragProcessed=function(w,v){var h=v.frag,c=v.success;if(this.fragPrevious=h,this.state=x.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,g=h.start,p=0;p<l.length;p++)if(g>=l[p].start&&g<=l[p].end){a=l[p];break}var y=h.start+h.duration;a?a.end=y:(a={start:g,end:y},l.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(w,v){var h=v.startOffset,c=v.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var g=a[l].details,p=g.targetduration,y=c-p;if(y<=0)return;v.endOffsetSubtitles=Math.max(0,y),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=y){M.shift();continue}else if(M[F].start<y)M[F].start=y;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,y,A.PlaylistLevelType.SUBTITLE)}},f.onError=function(w,v){var h,c=v.frag;if(!c||c.type!==A.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=x.State.IDLE},f.onSubtitleTracksUpdated=function(w,v){var h=this,c=v.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new k.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){h.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(w,v){if(this.currentTrackId=v.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},f.onSubtitleTrackLoaded=function(w,v){var h,c=v.details,l=v.id,a=this.currentTrackId,g=this.levels;if(!g.length)return;var p=g[a];if(l>=g.length||l!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=p.details)!==null&&h!==void 0&&h.live){var y=this.mainDetails;if(c.deltaUpdateFailed||!y)return;var M=y.fragments[0];if(!p.details)c.hasProgramDateTime&&y.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(c,y):M&&Object(D.addSliding)(c,M.start);else{var F=this.alignPlaylists(c,p.details);F===0&&M&&Object(D.addSliding)(c,M.start)}}if(p.details=c,this.levelLastLoaded=l,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===x.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},f._handleFragmentLoadComplete=function(w){var v=w.frag,h=w.payload,c=v.decryptdata,l=this.hls;if(this.fragContextChanged(v))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(g){var p=performance.now();l.trigger(G.Events.FRAG_DECRYPTED,{frag:v,payload:g,stats:{tstart:a,tdecrypt:p}})})}},f.doTick=function(){if(!this.media){this.state=x.State.IDLE;return}if(this.state===x.State.IDLE){var w,v=this.currentTrackId,h=this.levels;if(!h.length||!h[v]||!h[v].details)return;var c=h[v].details,l=c.targetduration,a=this.config,g=this.media,p=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-l,a.maxBufferHole),y=p.end,M=p.len,F=this.getMaxBufferLength()+l;if(M>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,W=j.length,O=c.edge,P,H=this.fragPrevious;if(y<O){var X=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(P=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,X)),P||(P=Object(B.findFragmentByPTS)(H,j,y,X),!P&&H&&H.start<j[0].start&&(P=j[0]))}else P=j[W-1];(w=P)!==null&&w!==void 0&&w.encrypted?(U.logger.log("Loading key for "+P.sn),this.state=x.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:P})):P&&this.fragmentTracker.getState(P)===L.FragmentState.NOT_LOADED&&this.loadFragment(P,c,y)}},f.loadFragment=function(w,v,h){this.fragCurrent=w,u.prototype.loadFragment.call(this,w,v,h)},E(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(x.default)},"./src/controller/subtitle-track-controller.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/events.ts"),U=_("./src/utils/texttrack-utils.ts"),R=_("./src/controller/base-playlist-controller.ts"),B=_("./src/types/loader.ts");function I(C,E){for(var b=0;b<E.length;b++){var d=E[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function D(C,E,b){return E&&I(C.prototype,E),b&&I(C,b),C}function L(C,E){C.prototype=Object.create(E.prototype),C.prototype.constructor=C,x(C,E)}function x(C,E){return x=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},x(C,E)}var A=function(C){L(E,C);function E(d){var o;return o=C.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var b=E.prototype;return b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},b.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(G.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(G.Events.ERROR,this.onError,this)},b.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},b.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},b.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=k(this.media.textTracks);o.forEach(function(s){Object(U.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},b.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},b.onSubtitleTrackLoaded=function(o,s){var u=s.id,S=s.details,f=this.trackId,m=this.tracksInGroup[f];if(!m){this.warn("Invalid subtitle track id "+u);return}var w=m.details;m.details=s.details,this.log("subtitle track "+u+" loaded ["+S.startSN+"-"+S.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,w))},b.onLevelLoading=function(o,s){this.switchLevel(s.level)},b.onLevelSwitching=function(o,s){this.switchLevel(s.level)},b.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var u=s.textGroupIds[s.urlId];if(this.groupId!==u){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(v){return!u||v.groupId===u});this.tracksInGroup=f;var m=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=u;var w={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,w),m!==-1&&this.setSubtitleTrack(m,S)}},b.findTrackId=function(o){for(var s=this.tracksInGroup,u=0;u<s.length;u++){var S=s[u];if((!this.selectDefaultTrack||S.default)&&(!o||o===S.name))return S.id}return-1},b.onError=function(o,s){if(C.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},b.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var u=s.id,S=s.groupId,f=s.url;if(o)try{f=o.addDirectives(f)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+u),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:f,id:u,groupId:S,deliveryDirectives:o||null})}},b.toggleTrackModes=function(o){var s=this,u=this.media,S=this.subtitleDisplay,f=this.trackId;if(!u)return;var m=k(u.textTracks),w=m.filter(function(c){return c.groupId===s.groupId});if(o===-1)[].slice.call(m).forEach(function(c){c.mode="disabled"});else{var v=w[f];v&&(v.mode="disabled")}var h=w[o];h&&(h.mode=S?"showing":"hidden")},b.setSubtitleTrack=function(o,s){var u,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=S[o])!==null&&u!==void 0&&u.details)||o<-1||o>=S.length)return;this.clearTimer();var f=S[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,f){var m=f.id,w=f.groupId,v=w===void 0?"":w,h=f.name,c=f.type,l=f.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:v,name:h,type:c,url:l});var a=this.switchParams(f.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:o})},b.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=k(this.media.textTracks),u=0;u<s.length;u++)if(s[u].mode==="hidden")o=u;else if(s[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},D(E,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),E}(R.default);function k(C){for(var E=[],b=0;b<C.length;b++){var d=C[b];d.kind==="subtitles"&&d.label&&E.push(C[b])}return E}V.default=A},"./src/controller/timeline-controller.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"TimelineController",function(){return k});var G=_("./src/polyfills/number.ts"),U=_("./src/events.ts"),R=_("./src/utils/cea-608-parser.ts"),B=_("./src/utils/output-filter.ts"),I=_("./src/utils/webvtt-parser.ts"),D=_("./src/utils/texttrack-utils.ts"),L=_("./src/utils/imsc1-ttml-parser.ts"),x=_("./src/types/loader.ts"),A=_("./src/utils/logger.ts"),k=function(){function d(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var u=new B.default(this,"textTrack1"),S=new B.default(this,"textTrack2"),f=new B.default(this,"textTrack3"),m=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,u,S),this.cea608Parser2=new R.default(3,f,m)}s.on(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(U.Events.FRAG_LOADING,this.onFragLoading,this),s.on(U.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var u=this.hls;u.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(U.Events.FRAG_LOADING,this.onFragLoading,this),u.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,S,f,m,w){for(var v=!1,h=w.length;h--;){var c=w[h],l=E(c[0],c[1],S,f);if(l>=0&&(c[0]=Math.min(c[0],S),c[1]=Math.max(c[1],f),v=!0,l/(f-S)>.5))return}if(v||w.push([S,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,S,f,m)}else{var g=this.Cues.newCue(null,S,f,m);this.hls.trigger(U.Events.CUES_PARSED,{type:"captions",cues:g,track:u})}},o.onInitPtsFound=function(u,S){var f=this,m=S.frag,w=S.id,v=S.initPTS,h=S.timescale,c=this.unparsedVttFrags;w==="main"&&(this.initPTS[m.cc]=v,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){f.onFragLoaded(U.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(u){var S=this.media;if(S)for(var f=0;f<S.textTracks.length;f++){var m=S.textTracks[f];if(m[u])return m}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var S=this.captionsProperties,f=this.captionsTracks,m=this.media,w=S[u],v=w.label,h=w.languageCode,c=this.getExistingTrack(u);if(c)f[u]=c,Object(D.clearCurrentCues)(f[u]),Object(D.sendAddTrackEvent)(f[u],m);else{var l=this.createTextTrack("captions",v,h);l&&(l[u]=!0,f[u]=l)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var S=this.captionsProperties[u];if(!S)return;var f=S.label,m={_id:u,label:f,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[u]=m,this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(u,S,f){var m=this.media;return m?m.addTextTrack(u,S,f):void 0},o.onMediaAttaching=function(u,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(S){Object(D.clearCurrentCues)(u[S]),delete u[S]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var u=this.media;if(!u)return;var S=u.textTracks;if(S)for(var f=0;f<S.length;f++)Object(D.clearCurrentCues)(S[f])},o.onSubtitleTracksUpdated=function(u,S){var f=this;this.textTracks=[];var m=S.subtitleTracks||[],w=m.some(function(l){return l.textCodec===L.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var v=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(l,a){var g;if(a<h.length){for(var p=null,y=0;y<h.length;y++)if(C(h[y],l)){p=h[y];break}p&&(g=p)}g?Object(D.clearCurrentCues)(g):(g=f.createTextTrack("subtitles",l.name,l.lang),g&&(g.mode="disabled")),g&&(g.groupId=l.groupId,f.textTracks.push(g))})}else if(!v&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(u,S){var f=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(m){var w=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!w)return;var v="textTrack"+w[1],h=f.captionsProperties[v];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(u,S){var f=this.cea608Parser1,m=this.cea608Parser2,w=this.lastSn,v=this.lastPartIndex;if(!this.enabled||!(f&&m))return;if(S.frag.type===x.PlaylistLevelType.MAIN){var h,c,l=S.frag.sn,a=(h=S==null||((c=S.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;l===w+1||l===w&&a===v+1||(f.reset(),m.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(u,S){var f=S.frag,m=S.payload,w=this.initPTS,v=this.unparsedVttFrags;if(f.type===x.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(G.isFiniteNumber)(w[f.cc])){v.push(S),w.length&&this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Missing initial subtitle PTS")});return}var h=f.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[f.level],l=this.vttCCs;l[f.cc]||(l[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),c&&c.textCodec===L.IMSC1_CODEC?this._parseIMSC1(f,m):this._parseVTTs(f,m,l)}}else this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,S){var f=this,m=this.hls;Object(L.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(w){f._appendCues(w,u.level),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(w){A.logger.log("Failed to parse IMSC1: "+w),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:w})})},o._parseVTTs=function(u,S,f){var m=this,w=this.hls;Object(I.parseWebVTT)(S,this.initPTS[u.cc],this.timescale[u.cc],f,u.cc,u.start,function(v){m._appendCues(v,u.level),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(v){m._fallbackToIMSC1(u,S),A.logger.log("Failed to parse VTT cue: "+v),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:v})})},o._fallbackToIMSC1=function(u,S){var f=this,m=this.tracks[u.level];m.textCodec||Object(L.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(){m.textCodec=L.IMSC1_CODEC,f._parseIMSC1(u,S)},function(){m.textCodec="wvtt"})},o._appendCues=function(u,S){var f=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[S];if(m.mode==="disabled")return;u.forEach(function(h){return Object(D.addCueToTrack)(m,h)})}else{var w=this.tracks[S],v=w.default?"default":"subtitles"+S;f.trigger(U.Events.CUES_PARSED,{type:"subtitles",cues:u,track:v})}},o.onFragDecrypted=function(u,S){var f=S.frag;if(f.type===x.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(U.Events.FRAG_LOADED,S)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,S){var f=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(f&&m))return;for(var w=0;w<S.samples.length;w++){var v=S.samples[w].bytes;if(v){var h=this.extractCea608Data(v);f.addData(S.samples[w].pts,h[0]),m.addData(S.samples[w].pts,h[1])}}},o.onBufferFlushing=function(u,S){var f=S.startOffset,m=S.endOffset,w=S.endOffsetSubtitles,v=S.type,h=this.media;if(!h||h.currentTime<m)return;if(!v||v==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(D.removeCuesInRange)(c[a],f,m)})}if(this.config.renderTextTracksNatively&&(f===0&&w!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(D.removeCuesInRange)(l[a],f,w)})}},o.extractCea608Data=function(u){for(var S=u[0]&31,f=2,m=[[],[]],w=0;w<S;w++){var v=u[f++],h=127&u[f++],c=127&u[f++],l=(4&v)!==0,a=3&v;if(h===0&&c===0)continue;l&&((a===0||a===1)&&(m[a].push(h),m[a].push(c)))}return m},d}();function C(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function E(d,o,s,u){return Math.min(o,u)-Math.max(d,s)}function b(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return G});var G=function(){function U(B,I){this.subtle=void 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Uint32Array(E),s=this.invKeySchedule=new Uint32Array(E),u=this.sBox,S=this.rcon,f=this.invSubMix,m=f[0],w=f[1],v=f[2],h=f[3],c,l;for(b=0;b<E;b++){if(b<C){c=o[b]=x[b];continue}l=c,b%C===0?(l=l<<8|l>>>24,l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255],l^=S[b/C|0]<<24):C>6&&b%C===4&&(l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255]),o[b]=c=(o[b-C]^l)>>>0}for(d=0;d<E;d++)b=E-d,d&3?l=o[b]:l=o[b-4],d<4||b<=4?s[d]=l:s[d]=m[u[l>>>24]]^w[u[l>>>16&255]]^v[u[l>>>8&255]]^h[u[l&255]],s[d]=s[d]>>>0},I.networkToHostOrderSwap=function(L){return L<<24|(L&65280)<<8|(L&16711680)>>8|L>>>24},I.decrypt=function(L,x,A){for(var k=this.keySize+6,C=this.invKeySchedule,E=this.invSBox,b=this.invSubMix,d=b[0],o=b[1],s=b[2],u=b[3],S=this.uint8ArrayToUint32Array_(A),f=S[0],m=S[1],w=S[2],v=S[3],h=new Int32Array(L),c=new Int32Array(h.length),l,a,g,p,y,M,F,j,W,O,P,H,X,q,re=this.networkToHostOrderSwap;x<h.length;){for(W=re(h[x]),O=re(h[x+1]),P=re(h[x+2]),H=re(h[x+3]),y=W^C[0],M=H^C[1],F=P^C[2],j=O^C[3],X=4,q=1;q<k;q++)l=d[y>>>24]^o[M>>16&255]^s[F>>8&255]^u[j&255]^C[X],a=d[M>>>24]^o[F>>16&255]^s[j>>8&255]^u[y&255]^C[X+1],g=d[F>>>24]^o[j>>16&255]^s[y>>8&255]^u[M&255]^C[X+2],p=d[j>>>24]^o[y>>16&255]^s[M>>8&255]^u[F&255]^C[X+3],y=l,M=a,F=g,j=p,X=X+4;l=E[y>>>24]<<24^E[M>>16&255]<<16^E[F>>8&255]<<8^E[j&255]^C[X],a=E[M>>>24]<<24^E[F>>16&255]<<16^E[j>>8&255]<<8^E[y&255]^C[X+1],g=E[F>>>24]<<24^E[j>>16&255]<<16^E[y>>8&255]<<8^E[M&255]^C[X+2],p=E[j>>>24]<<24^E[y>>16&255]<<16^E[M>>8&255]<<8^E[F&255]^C[X+3],c[x]=re(l^f),c[x+1]=re(p^m),c[x+2]=re(g^w),c[x+3]=re(a^v),f=W,m=O,w=P,v=H,x=x+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return x});var G=_("./src/crypt/aes-crypto.ts"),U=_("./src/crypt/fast-aes-key.ts"),R=_("./src/crypt/aes-decryptor.ts"),B=_("./src/utils/logger.ts"),I=_("./src/utils/mp4-tools.ts"),D=_("./src/utils/typed-array.ts"),L=16,x=function(){function A(C,E,b){var d=b===void 0?{}:b,o=d.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=E,this.removePKCS7Padding=s,s)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(S){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var k=A.prototype;return k.destroy=function(){this.observer=null},k.isSync=function(){return this.config.enableSoftwareAES},k.flush=function(){var E=this.currentResult;if(!E){this.reset();return}var b=new Uint8Array(E);return this.reset(),this.removePKCS7Padding?Object(R.removePadding)(b):b},k.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},k.decrypt=function(E,b,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(E),b,d);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(E),b,d).then(o)},k.softwareDecrypt=function(E,b,d){var o=this.currentIV,s=this.currentResult,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(E=Object(I.appendUint8Array)(u,E),this.remainderData=null);var S=this.getValidChunk(E);if(!S.length)return null;o&&(d=o);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new R.default),f.expandKey(b);var m=s;return this.currentResult=f.decrypt(S.buffer,0,d),this.currentIV=Object(D.sliceUint8)(S,-16).buffer,m||null},k.webCryptoDecrypt=function(E,b,d){var o=this,s=this.subtle;return(this.key!==b||!this.fastAesKey)&&(this.key=b,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},U}()},"./src/demux/aacdemuxer.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/demux/base-audio-demuxer.ts"),U=_("./src/demux/adts.ts"),R=_("./src/utils/logger.ts"),B=_("./src/demux/id3.ts");function I(x,A){x.prototype=Object.create(A.prototype),x.prototype.constructor=x,D(x,A)}function D(x,A){return D=Object.setPrototypeOf||function(C,E){return C.__proto__=E,C},D(x,A)}var L=function(x){I(A,x);function A(C,E){var b;return b=x.call(this)||this,b.observer=void 0,b.config=void 0,b.observer=C,b.config=E,b}var k=A.prototype;return k.resetInitSegment=function(E,b,d){x.prototype.resetInitSegment.call(this,E,b,d),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:E,duration:d,inputTimeScale:9e4,dropped:0}},A.probe=function(E){if(!E)return!1;for(var b=B.getID3Data(E,0)||[],d=b.length,o=E.length;d<o;d++)if(U.probe(E,d))return R.logger.log("ADTS 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m,w,v,h,c=navigator.userAgent.toLowerCase(),l=f,a=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];m=((u[S+2]&192)>>>6)+1;var g=(u[S+2]&60)>>>2;if(g>a.length-1){s.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+g});return}return v=(u[S+2]&1)<<2,v|=(u[S+3]&192)>>>6,G.logger.log("manifest codec:"+f+", ADTS type:"+m+", samplingIndex:"+g),/firefox/i.test(c)?g>=6?(m=5,h=new Array(4),w=g-3):(m=2,h=new Array(2),w=g):c.indexOf("android")!==-1?(m=2,h=new Array(2),w=g):(m=5,h=new Array(4),f&&(f.indexOf("mp4a.40.29")!==-1||f.indexOf("mp4a.40.5")!==-1)||!f&&g>=6?w=g-3:((f&&f.indexOf("mp4a.40.2")!==-1&&(g>=6&&v===1||/vivaldi/i.test(c))||!f&&v===1)&&(m=2,h=new Array(2)),w=g)),h[0]=m<<3,h[0]|=(g&14)>>1,h[1]|=(g&1)<<7,h[1]|=v<<3,m===5&&(h[1]|=(w&14)>>1,h[2]=(w&1)<<7,h[2]|=2<<2,h[3]=0),{config:h,samplerate:a[g],channelCount:v,codec:"mp4a.40."+m,manifestCodec:l}}function I(s,u){return s[u]===255&&(s[u+1]&246)===240}function D(s,u){return s[u+1]&1?7:9}function L(s,u){return(s[u+3]&3)<<11|s[u+4]<<3|(s[u+5]&224)>>>5}function x(s,u){return u+5<s.length}function A(s,u){return u+1<s.length&&I(s,u)}function k(s,u){return x(s,u)&&I(s,u)&&L(s,u)<=s.length-u}function C(s,u){if(A(s,u)){var S=D(s,u);if(u+S>=s.length)return!1;var f=L(s,u);if(f<=S)return!1;var m=u+f;return m===s.length||A(s,m)}return!1}function E(s,u,S,f,m){if(!s.samplerate){var w=B(u,S,f,m);if(!w)return;s.config=w.config,s.samplerate=w.samplerate,s.channelCount=w.channelCount,s.codec=w.codec,s.manifestCodec=w.manifestCodec,G.logger.log("parsed codec:"+s.codec+", rate:"+w.samplerate+", channels:"+w.channelCount)}}function b(s){return 1024*9e4/s}function d(s,u,S,f,m){var w=D(s,u),v=L(s,u);if(v-=w,v>0){var h=S+f*m;return{headerLength:w,frameLength:v,stamp:h}}}function o(s,u,S,f,m){var w=b(s.samplerate),v=d(u,S,f,m,w);if(v){var h=v.frameLength,c=v.headerLength,l=v.stamp,a=c+h,g=Math.max(0,S+a-u.length),p;g?(p=new 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s=o.data,u=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,u.trigger(s.event,s.data);break}}},b.configureTransmuxer=function(o){var s=this.worker,u=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):u&&u.configure(o)},b.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},E}()},"./src/demux/transmuxer-worker.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return D});var G=_("./src/demux/transmuxer.ts"),U=_("./src/events.ts"),R=_("./src/utils/logger.ts"),B=_("./node_modules/eventemitter3/index.js"),I=_.n(B);function D(C){var E=new B.EventEmitter,b=function(o,s){C.postMessage({event:o,data:s})};E.on(U.Events.FRAG_DECRYPTED,b),E.on(U.Events.ERROR,b),C.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);C.transmuxer=new G.default(E,o.typeSupported,s,o.vendor,o.id),Object(R.enableLogs)(s.debug),b("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var u=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(G.isPromise)(u)?u.then(function(m){L(C,m)}):L(C,u);break}case"flush":{var S=o.chunkMeta,f=C.transmuxer.flush(S);Object(G.isPromise)(f)?f.then(function(m){A(C,m,S)}):A(C,f,S);break}default:break}})}function L(C,E){if(k(E.remuxResult))return;var b=[],d=E.remuxResult,o=d.audio,s=d.video;o&&x(b,o),s&&x(b,s),C.postMessage({event:"transmuxComplete",data:E},b)}function x(C,E){E.data1&&C.push(E.data1.buffer),E.data2&&C.push(E.data2.buffer)}function A(C,E,b){E.forEach(function(d){L(C,d)}),C.postMessage({event:"flush",data:b})}function k(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return s}),_.d(V,"isPromise",function(){return f}),_.d(V,"TransmuxConfig",function(){return m}),_.d(V,"TransmuxState",function(){return w});var G=_("./src/events.ts"),U=_("./src/errors.ts"),R=_("./src/crypt/decrypter.ts"),B=_("./src/demux/aacdemuxer.ts"),I=_("./src/demux/mp4demuxer.ts"),D=_("./src/demux/tsdemuxer.ts"),L=_("./src/demux/mp3demuxer.ts"),x=_("./src/remux/mp4-remuxer.ts"),A=_("./src/remux/passthrough-remuxer.ts"),k=_("./src/demux/chunk-cache.ts"),C=_("./src/utils/mp4-tools.ts"),E=_("./src/utils/logger.ts"),b;try{b=self.performance.now.bind(self.performance)}catch(v){E.logger.debug("Unable to use Performance API on this environment"),b=self.Date.now}var d=[{demux:D.default,remux:x.default},{demux:I.default,remux:A.default},{demux:B.default,remux:x.default},{demux:L.default,remux:x.default}],o=1024;d.forEach(function(v){var h=v.demux;o=Math.max(o,h.minProbeByteLength)});var s=function(){function v(c,l,a,g,p){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new k.default,this.observer=c,this.typeSupported=l,this.config=a,this.vendor=g,this.id=p}var h=v.prototype;return h.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},h.push=function(l,a,g,p){var y=this,M=g.transmuxing;M.executeStart=b();var F=new Uint8Array(l),j=this.cache,W=this.config,O=this.currentTransmuxState,P=this.transmuxConfig;p&&(this.currentTransmuxState=p);var H=u(F,a);if(H&&H.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var q=X.softwareDecrypt(F,H.key.buffer,H.iv.buffer);if(!q)return M.executeEnd=b(),S(g);F=new Uint8Array(q)}else return this.decryptionPromise=X.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(we){var De=y.push(we,null,g);return y.decryptionPromise=null,De}),this.decryptionPromise}var re=p||O,Ee=re.contiguous,he=re.discontinuity,xe=re.trackSwitch,pe=re.accurateTimeOffset,ve=re.timeOffset,ce=P.audioCodec,fe=P.videoCodec,$=P.defaultInitPts,ae=P.duration,Z=P.initSegmentData;if((he||xe)&&this.resetInitSegment(Z,ce,fe,ae),he&&this.resetInitialTimestamp($),Ee||this.resetContiguity(),this.needsProbing(F,he,xe)){if(j.dataLength){var ge=j.flush();F=Object(C.appendUint8Array)(ge,F)}this.configureTransmuxer(F,P)}var Se=this.transmux(F,H,ve,pe,g),me=this.currentTransmuxState;return me.contiguous=!0,me.discontinuity=!1,me.trackSwitch=!1,M.executeEnd=b(),Se},h.flush=function(l){var a=this,g=l.transmuxing;g.executeStart=b();var p=this.decrypter,y=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(l)});var j=[],W=M.timeOffset;if(p){var O=p.flush();O&&j.push(this.push(O,null,l))}var P=y.dataLength;y.reset();var H=this.demuxer,X=this.remuxer;if(!H||!X)return P>=o&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),g.executeEnd=b(),[S(l)];var q=H.flush(W);return f(q)?q.then(function(re){return a.flushRemux(j,re,l),j}):(this.flushRemux(j,q,l),j)},h.flushRemux=function(l,a,g){var p=a.audioTrack,y=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,O=j.timeOffset;E.logger.log("[transmuxer.ts]: Flushed fragment "+g.sn+(g.part>-1?" p: "+g.part:"")+" of level "+g.level);var P=this.remuxer.remux(p,y,M,F,O,W,!0,this.id);l.push({remuxResult:P,chunkMeta:g}),g.transmuxing.executeEnd=b()},h.resetInitialTimestamp=function(l){var a=this.demuxer,g=this.remuxer;if(!a||!g)return;a.resetTimeStamp(l),g.resetTimeStamp(l)},h.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(l,a,g,p){var y=this.demuxer,M=this.remuxer;if(!y||!M)return;y.resetInitSegment(a,g,p),M.resetInitSegment(l,a,g)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(l,a,g,p,y){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(l,a,g,p,y):M=this.transmuxUnencrypted(l,g,p,y),M},h.transmuxUnencrypted=function(l,a,g,p){var y=this.demuxer.demux(l,a,!1,!this.config.progressive),M=y.audioTrack,F=y.avcTrack,j=y.id3Track,W=y.textTrack,O=this.remuxer.remux(M,F,j,W,a,g,!1,this.id);return{remuxResult:O,chunkMeta:p}},h.transmuxSampleAes=function(l,a,g,p,y){var M=this;return this.demuxer.demuxSampleAes(l,a,g).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,g,p,!1,M.id);return{remuxResult:j,chunkMeta:y}})},h.configureTransmuxer=function(l,a){for(var g=this.config,p=this.observer,y=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,O=a.initSegmentData,P=a.videoCodec,H,X=0,q=d.length;X<q;X++)if(d[X].demux.probe(l)){H=d[X];break}H||(E.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:I.default,remux:A.default});var re=this.demuxer,Ee=this.remuxer,he=H.remux,xe=H.demux;(!Ee||!(Ee instanceof he))&&(this.remuxer=new he(p,g,y,M)),(!re||!(re instanceof xe))&&(this.demuxer=new xe(p,g,y),this.probe=xe.probe),this.resetInitSegment(O,F,P,W),this.resetInitialTimestamp(j)},h.needsProbing=function(l,a,g){return!this.demuxer||!this.remuxer||a||g},h.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new R.default(this.observer,this.config)),l},v}();function u(v,h){var c=null;return v.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var S=function(h){return{remuxResult:{},chunkMeta:h}};function f(v){return"then"in v&&v.then instanceof Function}var m=function(h,c,l,a,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=c,this.initSegmentData=l,this.duration=a,this.defaultInitPts=g},w=function(h,c,l,a,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=l,this.trackSwitch=a,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"discardEPB",function(){return S});var G=_("./src/demux/adts.ts"),U=_("./src/demux/mpegaudio.ts"),R=_("./src/demux/exp-golomb.ts"),B=_("./src/demux/id3.ts"),I=_("./src/demux/sample-aes.ts"),D=_("./src/events.ts"),L=_("./src/utils/mp4-tools.ts"),x=_("./src/utils/logger.ts"),A=_("./src/errors.ts"),k={video:1,audio:2,id3:3,text:4},C=function(){function f(w,v,h){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=w,this.config=v,this.typeSupported=h}f.probe=function(v){var h=f.syncOffset(v);return h<0?!1:(h&&x.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(v){for(var h=Math.min(1e3,v.length-3*188),c=0;c<h;){if(v[c]===71&&v[c+188]===71&&v[c+2*188]===71)return c;c++}return-1},f.createTrack=function(v,h){return{container:v==="video"||v==="audio"?"video/mp2t":void 0,type:v,id:k[v],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:v==="audio"?h:void 0}};var m=f.prototype;return m.resetInitSegment=function(v,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=f.createTrack("video",c),this._audioTrack=f.createTrack("audio",c),this._id3Track=f.createTrack("id3",c),this._txtTrack=f.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=v,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var v=this._audioTrack,h=this._avcTrack,c=this._id3Track;v&&(v.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(v,h,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,g=this._avcTrack,p=this._audioTrack,y=this._id3Track,M=g.pid,F=g.pesData,j=p.pid,W=y.pid,O=p.pesData,P=y.pesData,H=!1,X=this.pmtParsed,q=this._pmtId,re=v.length;if(this.remainderData&&(v=Object(L.appendUint8Array)(this.remainderData,v),re=v.length,this.remainderData=null),re<188&&!l)return this.remainderData=v,{audioTrack:p,avcTrack:g,id3Track:y,textTrack:this._txtTrack};var Ee=Math.max(0,f.syncOffset(v));re-=(re+Ee)%188,re<v.byteLength&&!l&&(this.remainderData=new Uint8Array(v.buffer,re,v.buffer.byteLength-re));for(var he=Ee;he<re;he+=188)if(v[he]===71){var xe=!!(v[he+1]&64),pe=((v[he+1]&31)<<8)+v[he+2],ve=(v[he+3]&48)>>4,ce=void 0;if(ve>1){if(ce=he+5+v[he+4],ce===he+188)continue}else ce=he+4;switch(pe){case M:xe&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(v.subarray(ce,he+188)),F.size+=he+188-ce);break;case j:xe&&(O&&(a=o(O))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),O={data:[],size:0}),O&&(O.data.push(v.subarray(ce,he+188)),O.size+=he+188-ce);break;case W:xe&&(P&&(a=o(P))&&this.parseID3PES(a),P={data:[],size:0}),P&&(P.data.push(v.subarray(ce,he+188)),P.size+=he+188-ce);break;case 0:xe&&(ce+=v[ce]+1),q=this._pmtId=b(v,ce);break;case q:{xe&&(ce+=v[ce]+1);var fe=d(v,ce,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);M=fe.avc,M>0&&(g.pid=M),j=fe.audio,j>0&&(p.pid=j,p.isAAC=fe.isAAC),W=fe.id3,W>0&&(y.pid=W),H&&!X&&(x.logger.log("reparse from beginning"),H=!1,he=Ee-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=F,p.pesData=O,y.pesData=P;var $={audioTrack:p,avcTrack:g,id3Track:y,textTrack:this._txtTrack};return l&&this.extractRemainingSamples($),$},m.flush=function(){var v=this.remainderData;this.remainderData=null;var h;return v?h=this.demux(v,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},m.extractRemainingSamples=function(v){var h=v.audioTrack,c=v.avcTrack,l=v.id3Track,a=c.pesData,g=h.pesData,p=l.pesData,y;a&&(y=o(a))?(this.parseAVCPES(y,!0),c.pesData=null):c.pesData=a,g&&(y=o(g))?(h.isAAC?this.parseAACPES(y):this.parseMPEGPES(y),h.pesData=null):(g!=null&&g.size&&x.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=g),p&&(y=o(p))?(this.parseID3PES(y),l.pesData=null):l.pesData=p},m.demuxSampleAes=function(v,h,c){var l=this.demux(v,c,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,h);return this.decrypt(l,a)},m.decrypt=function(v,h){return new Promise(function(c){var l=v.audioTrack,a=v.avcTrack;l.samples&&l.isAAC?h.decryptAacSamples(l.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(v)}):c(v)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(v)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(v,h){var c=this,l=this._avcTrack,a=this.parseAVCNALu(v.data),g=!1,p=this.avcSample,y,M=!1;v.data=null,p&&a.length&&!l.audFound&&(s(p,l),p=this.avcSample=E(!1,v.pts,v.dts,"")),a.forEach(function(F){switch(F.type){case 1:{y=!0,p||(p=c.avcSample=E(!0,v.pts,v.dts,"")),g&&(p.debug+="NDR "),p.frame=!0;var j=F.data;if(M&&j.length>4){var W=new R.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(p.key=!0)}break}case 5:y=!0,p||(p=c.avcSample=E(!0,v.pts,v.dts,"")),g&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{y=!0,g&&p&&(p.debug+="SEI ");var O=new R.default(S(F.data));O.readUByte();for(var P=0,H=0,X=!1,q=0;!X&&O.bytesAvailable>1;){P=0;do q=O.readUByte(),P+=q;while(q===255);H=0;do q=O.readUByte(),H+=q;while(q===255);if(P===4&&O.bytesAvailable!==0){X=!0;var re=O.readUByte();if(re===181){var Ee=O.readUShort();if(Ee===49){var he=O.readUInt();if(he===1195456820){var xe=O.readUByte();if(xe===3){for(var pe=O.readUByte(),ve=O.readUByte(),ce=31&pe,fe=[pe,ve],$=0;$<ce;$++)fe.push(O.readUByte()),fe.push(O.readUByte()),fe.push(O.readUByte());u(c._txtTrack.samples,{type:3,pts:v.pts,bytes:fe})}}}}}else if(P===5&&O.bytesAvailable!==0){if(X=!0,H>16){for(var ae=[],Z=0;Z<16;Z++)ae.push(O.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&ae.push("-");for(var ge=H-16,Se=new Uint8Array(ge),me=0;me<ge;me++)Se[me]=O.readUByte();u(c._txtTrack.samples,{pts:v.pts,payloadType:P,uuid:ae.join(""),userData:Object(B.utf8ArrayToStr)(Se),userDataBytes:Se})}}else if(H<O.bytesAvailable)for(var we=0;we<H;we++)O.readUByte()}break}case 7:if(y=!0,M=!0,g&&p&&(p.debug+="SPS "),!l.sps){var De=new R.default(F.data),Oe=De.readSPS();l.width=Oe.width,l.height=Oe.height,l.pixelRatio=Oe.pixelRatio,l.sps=[F.data],l.duration=c._duration;for(var ke=F.data.subarray(1,4),Le="avc1.",_e=0;_e<3;_e++){var ze=ke[_e].toString(16);ze.length<2&&(ze="0"+ze),Le+=ze}l.codec=Le}break;case 8:y=!0,g&&p&&(p.debug+="PPS "),l.pps||(l.pps=[F.data]);break;case 9:y=!1,l.audFound=!0,p&&s(p,l),p=c.avcSample=E(!1,v.pts,v.dts,g?"AUD ":"");break;case 12:y=!1;break;default:y=!1,p&&(p.debug+="unknown NAL "+F.type+" ");break}if(p&&y){var Xe=p.units;Xe.push(F)}}),h&&p&&(s(p,l),this.avcSample=null)},m.getLastNalUnit=function(){var v,h=this.avcSample,c;if(!h||h.units.length===0){var l=this._avcTrack.samples;h=l[l.length-1]}if((v=h)!==null&&v!==void 0&&v.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(v){var h=v.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,g=[],p=0,y,M,F,j=-1,W=0;for(l===-1&&(j=0,W=v[0]&31,l=0,p=1);p<h;){if(y=v[p++],!l){l=y?0:1;continue}if(l===1){l=y?0:2;continue}if(!y)l=3;else if(y===1){if(j>=0){var O={data:v.subarray(j,p-l-1),type:W};g.push(O)}else{var P=this.getLastNalUnit();if(P&&(a&&p<=4-a&&(P.state&&(P.data=P.data.subarray(0,P.data.byteLength-a))),M=p-l-1,M>0)){var H=new Uint8Array(P.data.byteLength+M);H.set(P.data,0),H.set(v.subarray(0,M),P.data.byteLength),P.data=H,P.state=0}}p<h?(F=v[p]&31,j=p,W=F,l=0):l=-1}else l=0}if(j>=0&&l>=0){var X={data:v.subarray(j,h),type:W,state:l};g.push(X)}if(g.length===0){var q=this.getLastNalUnit();if(q){var re=new Uint8Array(q.data.byteLength+v.byteLength);re.set(q.data,0),re.set(v,q.data.byteLength),q.data=re}}return c.naluState=l,g},m.parseAACPES=function(v){var h=0,c=this._audioTrack,l=this.aacOverFlow,a=v.data;if(l){this.aacOverFlow=null;var g=l.sample.unit.byteLength,p=Math.min(l.missing,g),y=g-p;l.sample.unit.set(a.subarray(0,p),y),c.samples.push(l.sample),h=l.missing}var M,F;for(M=h,F=a.length;M<F-1&&!G.isHeader(a,M);M++);if(M!==h){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),x.logger.warn("parsing 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E(f,m,w,v){return{key:f,frame:!1,pts:m,dts:w,units:[],debug:v,length:0}}function b(f,m){return(f[m+10]&31)<<8|f[m+11]}function d(f,m,w,v){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[m+1]&15)<<8|f[m+2],l=m+3+c-4,a=(f[m+10]&15)<<8|f[m+11];for(m+=12+a;m<l;){var g=(f[m+1]&31)<<8|f[m+2];switch(f[m]){case 207:if(!v){x.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=g);break;case 21:h.id3===-1&&(h.id3=g);break;case 219:if(!v){x.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=g);break;case 3:case 4:w?h.audio===-1&&(h.audio=g,h.isAAC=!1):x.logger.log("MPEG audio found, not supported in this browser");break;case 36:x.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((f[m+3]&15)<<8|f[m+4])+5}return h}function o(f){var m=0,w,v,h,c,l,a=f.data;if(!f||f.size===0)return null;for(;a[0].length<19&&a.length>1;){var g=new 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h=w[v-1];f.pts=h.pts,f.dts=h.dts}else{m.dropped++;return}}m.samples.push(f)}f.debug.length&&x.logger.log(f.pts+"/"+f.dts+":"+f.debug)}function u(f,m){var w=f.length;if(w>0){if(m.pts>=f[w-1].pts)f.push(m);else for(var v=w-1;v>=0;v--)if(m.pts<f[v].pts){f.splice(v,0,m);break}}else f.push(m)}function S(f){for(var m=f.byteLength,w=[],v=1;v<m-2;)f[v]===0&&f[v+1]===0&&f[v+2]===3?(w.push(v+2),v+=2):v++;if(w.length===0)return f;var h=m-w.length,c=new Uint8Array(h),l=0;for(v=0;v<h;l++,v++)l===w[0]&&(l++,w.shift()),c[v]=f[l];return c}V.default=C},"./src/errors.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"ErrorTypes",function(){return G}),_.d(V,"ErrorDetails",function(){return U});var G;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(G||(G={}));var U;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(U||(U={}))},"./src/events.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"Events",function(){return G});var G;(function(U){U.MEDIA_ATTACHING="hlsMediaAttaching",U.MEDIA_ATTACHED="hlsMediaAttached",U.MEDIA_DETACHING="hlsMediaDetaching",U.MEDIA_DETACHED="hlsMediaDetached",U.BUFFER_RESET="hlsBufferReset",U.BUFFER_CODECS="hlsBufferCodecs",U.BUFFER_CREATED="hlsBufferCreated",U.BUFFER_APPENDING="hlsBufferAppending",U.BUFFER_APPENDED="hlsBufferAppended",U.BUFFER_EOS="hlsBufferEos",U.BUFFER_FLUSHING="hlsBufferFlushing",U.BUFFER_FLUSHED="hlsBufferFlushed",U.MANIFEST_LOADING="hlsManifestLoading",U.MANIFEST_LOADED="hlsManifestLoaded",U.MANIFEST_PARSED="hlsManifestParsed",U.LEVEL_SWITCHING="hlsLevelSwitching",U.LEVEL_SWITCHED="hlsLevelSwitched",U.LEVEL_LOADING="hlsLevelLoading",U.LEVEL_LOADED="hlsLevelLoaded",U.LEVEL_UPDATED="hlsLevelUpdated",U.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",U.LEVELS_UPDATED="hlsLevelsUpdated",U.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",U.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",U.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",U.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",U.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",U.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",U.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",U.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",U.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",U.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",U.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",U.CUES_PARSED="hlsCuesParsed",U.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",U.INIT_PTS_FOUND="hlsInitPtsFound",U.FRAG_LOADING="hlsFragLoading",U.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",U.FRAG_LOADED="hlsFragLoaded",U.FRAG_DECRYPTED="hlsFragDecrypted",U.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",U.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",U.FRAG_PARSING_METADATA="hlsFragParsingMetadata",U.FRAG_PARSED="hlsFragParsed",U.FRAG_BUFFERED="hlsFragBuffered",U.FRAG_CHANGED="hlsFragChanged",U.FPS_DROP="hlsFpsDrop",U.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",U.ERROR="hlsError",U.DESTROYING="hlsDestroying",U.KEY_LOADING="hlsKeyLoading",U.KEY_LOADED="hlsKeyLoaded",U.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",U.BACK_BUFFER_REACHED="hlsBackBufferReached"})(G||(G={}))},"./src/hls.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return f});var G=_("./node_modules/url-toolkit/src/url-toolkit.js"),U=_.n(G),R=_("./src/loader/playlist-loader.ts"),B=_("./src/loader/key-loader.ts"),I=_("./src/controller/id3-track-controller.ts"),D=_("./src/controller/latency-controller.ts"),L=_("./src/controller/level-controller.ts"),x=_("./src/controller/fragment-tracker.ts"),A=_("./src/controller/stream-controller.ts"),k=_("./src/is-supported.ts"),C=_("./src/utils/logger.ts"),E=_("./src/config.ts"),b=_("./node_modules/eventemitter3/index.js"),d=_.n(b),o=_("./src/events.ts"),s=_("./src/errors.ts");function u(m,w){for(var v=0;v<w.length;v++){var h=w[v];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function S(m,w,v){return w&&u(m.prototype,w),v&&u(m,v),m}var f=function(){m.isSupported=function(){return Object(k.isSupported)()};function m(v){v===void 0&&(v={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new b.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(E.mergeConfig)(m.DefaultConfig,v);this.userConfig=v,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(E.enableStreamingMode)(h);var c=h.abrController,l=h.bufferController,a=h.capLevelController,g=h.fpsController,p=this.abrController=new c(this),y=this.bufferController=new l(this),M=this.capLevelController=new a(this),F=new g(this),j=new R.default(this),W=new B.default(this),O=new I.default(this),P=this.levelController=new L.default(this),H=new x.FragmentTracker(this),X=this.streamController=new A.default(this,H);M.setStreamController(X),F.setStreamController(X);var q=[P,X];this.networkControllers=q;var re=[j,W,p,y,M,F,O,H];this.audioTrackController=this.createController(h.audioTrackController,null,q),this.createController(h.audioStreamController,H,q),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,q),this.createController(h.subtitleStreamController,H,q),this.createController(h.timelineController,null,re),this.emeController=this.createController(h.emeController,null,re),this.cmcdController=this.createController(h.cmcdController,null,re),this.latencyController=this.createController(D.default,null,re),this.coreComponents=re}var w=m.prototype;return w.createController=function(h,c,l){if(h){var a=c?new h(this,c):new h(this);return l&&l.push(a),a}return null},w.on=function(h,c,l){l===void 0&&(l=this),this._emitter.on(h,c,l)},w.once=function(h,c,l){l===void 0&&(l=this),this._emitter.once(h,c,l)},w.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},w.off=function(h,c,l,a){l===void 0&&(l=this),this._emitter.off(h,c,l,a)},w.listeners=function(h){return this._emitter.listeners(h)},w.emit=function(h,c,l){return this._emitter.emit(h,c,l)},w.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(l){C.logger.error("An internal error happened while handling event "+h+'. Error message: "'+l.message+'". Here is a stacktrace:',l),this.trigger(o.Events.ERROR,{type:s.ErrorTypes.OTHER_ERROR,details:s.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:l})}return!1},w.listenerCount=function(h){return this._emitter.listenerCount(h)},w.destroy=function(){C.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(h){return h.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(h){return h.destroy()}),this.coreComponents.length=0},w.attachMedia=function(h){C.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},w.detachMedia=function(){C.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},w.loadSource=function(h){this.stopLoad();var c=this.media,l=this.url,a=this.url=G.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&l&&l!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},w.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},w.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},w.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},w.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},w.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},S(m,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){C.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){C.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){C.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){C.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){C.logger.log("set startLevel:"+h),h!==-1&&(h=Math.max(h,this.minAutoLevel)),this.levelController.startLevel=h}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(h){var c=!!h;c!==this.config.capLevelToPlayerSize&&(c?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=c)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(h){this._autoLevelCapping!==h&&(C.logger.log("set autoLevelCapping:"+h),this._autoLevelCapping=h)}},{key:"bandwidthEstimate",get:function(){var h=this.abrController.bwEstimator;return h?h.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var h=this.levels,c=this.config.minAutoBitrate;if(!h)return 0;for(var l=h.length,a=0;a<l;a++)if(h[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var h=this.levels,c=this.autoLevelCapping,l;return c===-1&&h&&h.length?l=h.length-1:l=c,l}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(h){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,h)}},{key:"audioTracks",get:function(){var h=this.audioTrackController;return h?h.audioTracks:[]}},{key:"audioTrack",get:function(){var h=this.audioTrackController;return h?h.audioTrack:-1},set:function(h){var c=this.audioTrackController;c&&(c.audioTrack=h)}},{key:"subtitleTracks",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTrack:-1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleTrack=h)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var h=this.subtitleTrackController;return h?h.subtitleDisplay:!1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleDisplay=h)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(h){this.config.lowLatencyMode=h}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return o.Events}},{key:"ErrorTypes",get:function(){return s.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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d=this.hls.config;if(E&&(R.logger.warn("abort previous key loader for type:"+C),E.abort()),!b){R.logger.warn("key uri is falsy");return}var o=d.loader,s=k.loader=this.loaders[C]=new o(d);this.decrypturl=b,this.decryptkey=null;var u={url:b,frag:k,responseType:"arraybuffer"},S={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(u,S,f)}else this.decryptkey&&(k.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:k}))},D.loadsuccess=function(x,A,k){var C=k.frag;if(!C.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(x.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:C})},D.loaderror=function(x,A){var k=A.frag,C=k.loader;C&&C.abort(),delete 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*(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(w){var v,h;return d.test((v=(h=U.parseURL(w))===null||h===void 0?void 0:h.path)!=null?v:"")}var s=function(){function w(){}return w.findGroup=function(h,c){for(var l=0;l<h.length;l++){var a=h[l];if(a.id===c)return a}},w.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return h},w.resolve=function(h,c){return U.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,c){var l=[],a={},g=!1;k.lastIndex=0;for(var p;(p=k.exec(h))!=null;)if(p[1]){var y=new L.AttrList(p[1]),M={attrs:y,bitrate:y.decimalInteger("AVERAGE-BANDWIDTH")||y.decimalInteger("BANDWIDTH"),name:y.NAME,url:w.resolve(p[2],c)},F=y.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),u((y.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=w.convertAVC1ToAVCOTI(M.videoCodec)),l.push(M)}else if(p[3]){var j=new L.AttrList(p[3]);j["DATA-ID"]&&(g=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:g?a:null}},w.parseMasterPlaylistMedia=function(h,c,l,a){a===void 0&&(a=[]);var g,p=[],y=0;for(C.lastIndex=0;(g=C.exec(h))!==null;){var M=new L.AttrList(g[1]);if(M.TYPE===l){var F={attrs:M,bitrate:0,id:y++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:l,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?w.resolve(M.URI,c):""};if(a.length){var j=w.findGroup(a,F.groupId)||a[0];S(F,j,"audioCodec"),S(F,j,"textCodec")}p.push(F)}}return p},w.parseLevelPlaylist=function(h,c,l,a,g){var p=new I.LevelDetails(c),y=p.fragments,M=null,F=0,j=0,W=0,O=0,P=null,H=new B.Fragment(a,c),X,q,re,Ee=-1,he=!1;for(E.lastIndex=0,p.m3u8=h;(X=E.exec(h))!==null;){he&&(he=!1,H=new B.Fragment(a,c),H.start=W,H.sn=F,H.cc=O,H.level=l,M&&(H.initSegment=M,H.rawProgramDateTime=M.rawProgramDateTime));var xe=X[1];if(xe){H.duration=parseFloat(xe);var pe=(" "+X[2]).slice(1);H.title=pe||null,H.tagList.push(pe?["INF",xe,pe]:["INF",xe])}else if(X[3])Object(G.isFiniteNumber)(H.duration)&&(H.start=W,re&&(H.levelkey=re),H.sn=F,H.level=l,H.cc=O,H.urlId=g,y.push(H),H.relurl=(" "+X[3]).slice(1),m(H,P),P=H,W+=H.duration,F++,j=0,he=!0);else if(X[4]){var ve=(" "+X[4]).slice(1);P?H.setByteRange(ve,P):H.setByteRange(ve)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),Ee===-1&&(Ee=y.length);else{if(X=X[0].match(b),!X){x.logger.warn("No matches on slow regex match for level playlist!");continue}for(q=1;q<X.length&&!(typeof X[q]!="undefined");q++);var ce=(" "+X[q]).slice(1),fe=(" "+X[q+1]).slice(1),$=X[q+2]?(" "+X[q+2]).slice(1):"";switch(ce){case"PLAYLIST-TYPE":p.type=fe.toUpperCase();break;case"MEDIA-SEQUENCE":F=p.startSN=parseInt(fe);break;case"SKIP":{var ae=new L.AttrList(fe),Z=ae.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(Z)){p.skippedSegments=Z;for(var ge=Z;ge--;)y.unshift(null);F+=Z}var Se=ae.enumeratedString("RECENTLY-REMOVED-DATERANGES");Se&&(p.recentlyRemovedDateranges=Se.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(fe);break;case"VERSION":p.version=parseInt(fe);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(fe||$)&&H.tagList.push($?[fe,$]:[fe]);break;case"DIS":O++;case"GAP":H.tagList.push([ce]);break;case"BITRATE":H.tagList.push([ce,fe]);break;case"DISCONTINUITY-SEQ":O=parseInt(fe);break;case"KEY":{var me,we=new L.AttrList(fe),De=we.enumeratedString("METHOD"),Oe=we.URI,ke=we.hexadecimalInteger("IV"),Le=we.enumeratedString("KEYFORMATVERSIONS"),_e=we.enumeratedString("KEYID"),ze=(me=we.enumeratedString("KEYFORMAT"))!=null?me:"identity",Xe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Xe.indexOf(ze)>-1){x.logger.warn("Keyformat "+ze+" is not supported from the manifest");continue}else if(ze!=="identity")continue;De&&(re=D.LevelKey.fromURL(c,Oe),Oe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(re.method=De,re.keyFormat=ze,_e&&(re.keyID=_e),Le&&(re.keyFormatVersions=Le),re.iv=ke));break}case"START":{var Ve=new L.AttrList(fe),je=Ve.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(je)&&(p.startTimeOffset=je);break}case"MAP":{var qe=new L.AttrList(fe);H.relurl=qe.URI,qe.BYTERANGE&&H.setByteRange(qe.BYTERANGE),H.level=l,H.sn="initSegment",re&&(H.levelkey=re),H.initSegment=null,M=H,he=!0;break}case"SERVER-CONTROL":{var He=new L.AttrList(fe);p.canBlockReload=He.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=He.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&He.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=He.optionalFloat("PART-HOLD-BACK",0),p.holdBack=He.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var $e=new L.AttrList(fe);p.partTarget=$e.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ae=p.partList;Ae||(Ae=p.partList=[]);var Ze=j>0?Ae[Ae.length-1]:void 0,Je=j++,Re=new B.Part(new L.AttrList(fe),H,c,Je,Ze);Ae.push(Re),H.duration+=Re.duration;break}case"PRELOAD-HINT":{var Fe=new L.AttrList(fe);p.preloadHint=Fe;break}case"RENDITION-REPORT":{var se=new L.AttrList(fe);p.renditionReports=p.renditionReports||[],p.renditionReports.push(se);break}default:x.logger.warn("line parsed but not handled: "+X);break}}}P&&!P.relurl?(y.pop(),W-=P.duration,p.partList&&(p.fragmentHint=P)):p.partList&&(m(H,P),H.cc=O,p.fragmentHint=H);var le=y.length,ue=y[0],J=y[le-1];if(W+=p.skippedSegments*p.targetduration,W>0&&le&&J){p.averagetargetduration=W/le;var Q=J.sn;p.endSN=Q!=="initSegment"?Q:0,ue&&(p.startCC=ue.cc,ue.initSegment||p.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(x.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=J.relurl,H.level=l,H.sn="initSegment",ue.initSegment=H,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(W+=p.fragmentHint.duration),p.totalduration=W,p.endCC=O,Ee>0&&f(y,Ee),p},w}();function u(w,v){["video","audio","text"].forEach(function(h){var c=w.filter(function(a){return Object(A.isCodecType)(a,h)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});v[h+"Codec"]=l.length>0?l[0]:c[0],w=w.filter(function(a){return c.indexOf(a)===-1})}}),v.unknownCodecs=w}function S(w,v,h){var c=v[h];c&&(w[h]=c)}function f(w,v){for(var h=w[v],c=v;c--;){var l=w[c];if(!l)return;l.programDateTime=h.programDateTime-l.duration*1e3,h=l}}function m(w,v){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):v!=null&&v.programDateTime&&(w.programDateTime=v.endProgramDateTime),Object(G.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/polyfills/number.ts"),U=_("./src/events.ts"),R=_("./src/errors.ts"),B=_("./src/utils/logger.ts"),I=_("./src/utils/mp4-tools.ts"),D=_("./src/loader/m3u8-parser.ts"),L=_("./src/types/loader.ts"),x=_("./src/utils/attr-list.ts");function A(E){var b=E.type;switch(b){case L.PlaylistContextType.AUDIO_TRACK:return L.PlaylistLevelType.AUDIO;case L.PlaylistContextType.SUBTITLE_TRACK:return L.PlaylistLevelType.SUBTITLE;default:return L.PlaylistLevelType.MAIN}}function k(E,b){var d=E.url;return(d===void 0||d.indexOf("data:")===0)&&(d=b.url),d}var C=function(){function E(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var b=E.prototype;return b.registerListeners=function(){var o=this.hls;o.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(U.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(U.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(U.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.unregisterListeners=function(){var o=this.hls;o.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(U.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(U.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(U.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.createInternalLoader=function(o){var s=this.hls.config,u=s.pLoader,S=s.loader,f=u||S,m=new f(s);return o.loader=m,this.loaders[o.type]=m,m},b.getInternalLoader=function(o){return this.loaders[o.type]},b.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},b.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},b.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},b.onManifestLoading=function(o,s){var u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},b.onLevelLoading=function(o,s){var u=s.id,S=s.level,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:null,level:S,responseType:"text",type:L.PlaylistContextType.LEVEL,url:f,deliveryDirectives:m})},b.onAudioTrackLoading=function(o,s){var u=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:m})},b.onSubtitleTrackLoading=function(o,s){var u=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:m})},b.load=function(o){var s,u=this.hls.config,S=this.getInternalLoader(o);if(S){var f=S.context;if(f&&f.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),S.abort()}var m,w,v,h;switch(o.type){case L.PlaylistContextType.MANIFEST:m=u.manifestLoadingMaxRetry,w=u.manifestLoadingTimeOut,v=u.manifestLoadingRetryDelay,h=u.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:m=0,w=u.levelLoadingTimeOut;break;default:m=u.levelLoadingMaxRetry,w=u.levelLoadingTimeOut,v=u.levelLoadingRetryDelay,h=u.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var c;if(o.type===L.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===L.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===L.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var l=c.partTarget,a=c.targetduration;l&&a&&(w=Math.min(Math.max(l*3,a*.8)*1e3,w))}}var g={timeout:w,maxRetry:m,retryDelay:v,maxRetryDelay:h,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(o,g,p)},b.loadsuccess=function(o,s,u,S){if(S===void 0&&(S=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,s,u,S);return}this.resetInternalLoader(u.type);var f=o.data;if(f.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U delimiter",S);return}s.parsing.start=performance.now(),f.indexOf("#EXTINF:")>0||f.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,u,S):this.handleMasterPlaylist(o,s,u,S)},b.loaderror=function(o,s,u){u===void 0&&(u=null),this.handleNetworkError(s,u,!1,o)},b.loadtimeout=function(o,s,u){u===void 0&&(u=null),this.handleNetworkError(s,u,!0)},b.handleMasterPlaylist=function(o,s,u,S){var f=this.hls,m=o.data,w=k(o,u),v=D.default.parseMasterPlaylist(m,w),h=v.levels,c=v.sessionData;if(!h.length){this.handleManifestParsingError(o,u,"no level found in manifest",S);return}var l=h.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=h.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),g=D.default.parseMasterPlaylistMedia(m,w,"AUDIO",l),p=D.default.parseMasterPlaylistMedia(m,w,"SUBTITLES",a),y=D.default.parseMasterPlaylistMedia(m,w,"CLOSED-CAPTIONS");if(g.length){var M=g.some(function(F){return!F.url});!M&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new x.AttrList({}),bitrate:0,url:""}))}f.trigger(U.Events.MANIFEST_LOADED,{levels:h,audioTracks:g,subtitles:p,captions:y,url:w,stats:s,networkDetails:S,sessionData:c})},b.handleTrackOrLevelPlaylist=function(o,s,u,S){var f=this.hls,m=u.id,w=u.level,v=u.type,h=k(o,u),c=Object(G.isFiniteNumber)(m)?m:0,l=Object(G.isFiniteNumber)(w)?w:c,a=A(u),g=D.default.parseLevelPlaylist(o.data,h,l,a,c);if(!g.fragments.length){f.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof u.level=="number"?u.level:void 0});return}if(v===L.PlaylistContextType.MANIFEST){var p={attrs:new x.AttrList({}),bitrate:0,details:g,name:"",url:h};f.trigger(U.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:h,stats:s,networkDetails:S,sessionData:null})}if(s.parsing.end=performance.now(),g.needSidxRanges){var y,M=(y=g.fragments[0].initSegment)===null||y===void 0?void 0:y.url;this.load({url:M,isSidxRequest:!0,type:v,level:w,levelDetails:g,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=g,this.handlePlaylistLoaded(o,s,u,S)},b.handleSidxRequest=function(o,s){var u=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!u)return;var S=u.references,f=s.levelDetails;S.forEach(function(m,w){var v=m.info,h=f.fragments[w];h.byteRange.length===0&&h.setByteRange(String(1+v.end-v.start)+"@"+String(v.start)),h.initSegment&&h.initSegment.setByteRange(String(u.moovEndOffset)+"@0")})},b.handleManifestParsingError=function(o,s,u,S){this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===L.PlaylistContextType.MANIFEST,url:o.url,reason:u,response:o,context:s,networkDetails:S})},b.handleNetworkError=function(o,s,u,S){u===void 0&&(u=!1),B.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var f=R.ErrorDetails.UNKNOWN,m=!1,w=this.getInternalLoader(o);switch(o.type){case L.PlaylistContextType.MANIFEST:f=u?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case L.PlaylistContextType.LEVEL:f=u?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case L.PlaylistContextType.AUDIO_TRACK:f=u?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case L.PlaylistContextType.SUBTITLE_TRACK:f=u?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}w&&this.resetInternalLoader(o.type);var v={type:R.ErrorTypes.NETWORK_ERROR,details:f,fatal:m,url:o.url,loader:w,context:o,networkDetails:s};S&&(v.response=S),this.hls.trigger(U.Events.ERROR,v)},b.handlePlaylistLoaded=function(o,s,u,S){var f=u.type,m=u.level,w=u.id,v=u.groupId,h=u.loader,c=u.levelDetails,l=u.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,u,"invalid target duration",S);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(f){case L.PlaylistContextType.MANIFEST:case L.PlaylistContextType.LEVEL:this.hls.trigger(U.Events.LEVEL_LOADED,{details:c,level:m||0,id:w||0,stats:s,networkDetails:S,deliveryDirectives:l});break;case L.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(U.Events.AUDIO_TRACK_LOADED,{details:c,id:w||0,groupId:v||"",stats:s,networkDetails:S,deliveryDirectives:l});break;case L.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(U.Events.SUBTITLE_TRACK_LOADED,{details:c,id:w||0,groupId:v||"",stats:s,networkDetails:S,deliveryDirectives:l});break}},E}();V.default=C},"./src/polyfills/number.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"isFiniteNumber",function(){return G}),_.d(V,"MAX_SAFE_INTEGER",function(){return U});var G=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},U=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ne,V,_){"use strict";_.r(V);var G=function(){function U(){}return U.getSilentFrame=function(B,I){switch(B){case"mp4a.40.2":if(I===1)return new Uint8Array([0,200,0,128,35,128]);if(I===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(I===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(I===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(I===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(I===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(I===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(I===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(I===3)return new 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R.box(R.types.hdlr,R.HDLR_TYPES[I])},R.mdat=function(I){return R.box(R.types.mdat,I)},R.mdhd=function(I,D){D*=I;var L=Math.floor(D/(G+1)),x=Math.floor(D%(G+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,L>>24,L>>16&255,L>>8&255,L&255,x>>24,x>>16&255,x>>8&255,x&255,85,196,0,0]))},R.mdia=function(I){return R.box(R.types.mdia,R.mdhd(I.timescale,I.duration),R.hdlr(I.type),R.minf(I))},R.mfhd=function(I){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255]))},R.minf=function(I){return I.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(I)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(I))},R.moof=function(I,D,L){return R.box(R.types.moof,R.mfhd(I),R.traf(L,D))},R.moov=function(I){for(var D=I.length,L=[];D--;)L[D]=R.trak(I[D]);return R.box.apply(null,[R.types.moov,R.mvhd(I[0].timescale,I[0].duration)].concat(L).concat(R.mvex(I)))},R.mvex=function(I){for(var D=I.length,L=[];D--;)L[D]=R.trex(I[D]);return R.box.apply(null,[R.types.mvex].concat(L))},R.mvhd=function(I,D){D*=I;var L=Math.floor(D/(G+1)),x=Math.floor(D%(G+1)),A=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,L>>24,L>>16&255,L>>8&255,L&255,x>>24,x>>16&255,x>>8&255,x&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]);return R.box(R.types.mvhd,A)},R.sdtp=function(I){var D=I.samples||[],L=new Uint8Array(4+D.length),x,A;for(x=0;x<D.length;x++)A=D[x].flags,L[x+4]=A.dependsOn<<4|A.isDependedOn<<2|A.hasRedundancy;return R.box(R.types.sdtp,L)},R.stbl=function(I){return R.box(R.types.stbl,R.stsd(I),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(I){var D=[],L=[],x,A,k;for(x=0;x<I.sps.length;x++)A=I.sps[x],k=A.byteLength,D.push(k>>>8&255),D.push(k&255),D=D.concat(Array.prototype.slice.call(A));for(x=0;x<I.pps.length;x++)A=I.pps[x],k=A.byteLength,L.push(k>>>8&255),L.push(k&255),L=L.concat(Array.prototype.slice.call(A));var C=R.box(R.types.avcC,new Uint8Array([1,D[3],D[4],D[5],252|3,224|I.sps.length].concat(D).concat([I.pps.length]).concat(L))),E=I.width,b=I.height,d=I.pixelRatio[0],o=I.pixelRatio[1];return R.box(R.types.avc1,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,E>>8&255,E&255,b>>8&255,b&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),C,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(I){var D=I.config.length;return new Uint8Array([0,0,0,0,3,23+D,0,1,0,4,15+D,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([D]).concat(I.config).concat([6,1,2]))},R.mp4a=function(I){var D=I.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]),R.box(R.types.esds,R.esds(I)))},R.mp3=function(I){var D=I.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]))},R.stsd=function(I){return I.type==="audio"?!I.isAAC&&I.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(I)):R.box(R.types.stsd,R.STSD,R.mp4a(I)):R.box(R.types.stsd,R.STSD,R.avc1(I))},R.tkhd=function(I){var D=I.id,L=I.duration*I.timescale,x=I.width,A=I.height,k=Math.floor(L/(G+1)),C=Math.floor(L%(G+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,D>>24&255,D>>16&255,D>>8&255,D&255,0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255,C>>24,C>>16&255,C>>8&255,C&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,x>>8&255,x&255,0,0,A>>8&255,A&255,0,0]))},R.traf=function(I,D){var L=R.sdtp(I),x=I.id,A=Math.floor(D/(G+1)),k=Math.floor(D%(G+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,x>>24,x>>16&255,x>>8&255,x&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,A>>24,A>>16&255,A>>8&255,A&255,k>>24,k>>16&255,k>>8&255,k&255])),R.trun(I,L.length+16+20+8+16+8+8),L)},R.trak=function(I){return I.duration=I.duration||4294967295,R.box(R.types.trak,R.tkhd(I),R.mdia(I))},R.trex=function(I){var D=I.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(I,D){var L=I.samples||[],x=L.length,A=12+16*x,k=new Uint8Array(A),C,E,b,d,o,s;for(D+=8+A,k.set([0,0,15,1,x>>>24&255,x>>>16&255,x>>>8&255,x&255,D>>>24&255,D>>>16&255,D>>>8&255,D&255],0),C=0;C<x;C++)E=L[C],b=E.duration,d=E.size,o=E.flags,s=E.cts,k.set([b>>>24&255,b>>>16&255,b>>>8&255,b&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return R.box(R.types.trun,k)},R.initSegment=function(I){R.types||R.init();var D=R.moov(I),L=new Uint8Array(R.FTYP.byteLength+D.byteLength);return L.set(R.FTYP),L.set(D,R.FTYP.byteLength),L},R}();U.types=void 0,U.HDLR_TYPES=void 0,U.STTS=void 0,U.STSC=void 0,U.STCO=void 0,U.STSZ=void 0,U.VMHD=void 0,U.SMHD=void 0,U.STSD=void 0,U.FTYP=void 0,U.DINF=void 0,V.default=U},"./src/remux/mp4-remuxer.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"default",function(){return s}),_.d(V,"normalizePts",function(){return u});var G=_("./src/polyfills/number.ts"),U=_("./src/remux/aac-helper.ts"),R=_("./src/remux/mp4-generator.ts"),B=_("./src/events.ts"),I=_("./src/errors.ts"),D=_("./src/utils/logger.ts"),L=_("./src/types/loader.ts"),x=_("./src/utils/timescale-conversion.ts");function A(){return A=Object.assign||function(w){for(var v=1;v<arguments.length;v++){var h=arguments[v];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},A.apply(this,arguments)}var k=10*1e3,C=1024,E=1152,b=null,d=null,o=!1,s=function(){function w(h,c,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=l,this.ISGenerated=!1,b===null){var g=navigator.userAgent||"",p=g.match(/Chrome\/(\d+)/i);b=p?parseInt(p[1]):0}if(d===null){var y=navigator.userAgent.match(/Safari\/(\d+)/i);d=y?parseInt(y[1]):0}o=!!b&&b<75||!!d&&d<600}var v=w.prototype;return v.destroy=function(){},v.resetTimeStamp=function(c){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},v.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},v.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},v.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(g,p){var y=p.pts-g;return y<-4294967296?(l=!0,u(g,p.pts)):y>0?g:p.pts},c[0].pts);return l&&D.logger.debug("PTS rollover detected"),a},v.remux=function(c,l,a,g,p,y,M,F){var j,W,O,P,H,X,q=p,re=p,Ee=c.pid>-1,he=l.pid>-1,xe=l.samples.length,pe=c.samples.length>0,ve=xe>1,ce=(!Ee||pe)&&(!he||ve)||this.ISGenerated||M;if(ce){this.ISGenerated||(O=this.generateIS(c,l,p));var fe=this.isVideoContiguous,$=-1;if(ve&&($=S(l.samples),!fe&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,$>0){D.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+xe+" video samples due to a missing keyframe");var ae=this.getVideoStartPts(l.samples);l.samples=l.samples.slice($),l.dropped+=$,re+=(l.samples[0].pts-ae)/(l.timescale||9e4)}else $===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+xe+" video samples"),X=!1);if(this.ISGenerated){if(pe&&ve){var Z=this.getVideoStartPts(l.samples),ge=u(c.samples[0].pts,Z)-Z,Se=ge/l.inputTimeScale;q+=Math.max(0,Se),re+=Math.max(0,-Se)}if(pe){if(c.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(c,l,p)),W=this.remuxAudio(c,q,this.isAudioContiguous,y,he||ve||F===L.PlaylistLevelType.AUDIO?re:void 0),ve){var me=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(c,l,p)),j=this.remuxVideo(l,re,fe,me)}}else ve&&(j=this.remuxVideo(l,re,fe,0));j&&(j.firstKeyFrame=$,j.independent=$!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,p)),g.samples.length&&(P=this.remuxText(g,p))),{audio:W,video:j,initSegment:O,independent:X,text:P,id3:H}},v.generateIS=function(c,l,a){var g=c.samples,p=l.samples,y=this.typeSupported,M={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,O,P;if(F&&(W=O=Infinity),c.config&&g.length&&(c.timescale=c.samplerate,c.isAAC||(y.mpeg?(j="audio/mpeg",c.codec=""):y.mp3&&(c.codec="mp3")),M.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&y.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(P=c.inputTimeScale,W=O=g[0].pts-Math.round(P*a))),l.sps&&l.pps&&p.length&&(l.timescale=l.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:R.default.initSegment([l]),metadata:{width:l.width,height:l.height}},F)){P=l.inputTimeScale;var H=this.getVideoStartPts(p),X=Math.round(P*a);O=Math.min(O,u(p[0].dts,H)-X),W=Math.min(W,H-X)}if(Object.keys(M).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=O),{tracks:M,initPTS:W,timescale:P}},v.remuxVideo=function(c,l,a,g){var p=c.inputTimeScale,y=c.samples,M=[],F=y.length,j=this._initPTS,W=this.nextAvcDts,O=8,P,H,X,q=Number.POSITIVE_INFINITY,re=Number.NEGATIVE_INFINITY,Ee=0,he=!1;if(!a||W===null){var xe=l*p,pe=y[0].pts-u(y[0].dts,y[0].pts);W=xe-pe}for(var ve=0;ve<F;ve++){var ce=y[ve];if(ce.pts=u(ce.pts-j,W),ce.dts=u(ce.dts-j,W),ce.dts>ce.pts){var fe=9e4*.2;Ee=Math.max(Math.min(Ee,ce.pts-ce.dts),-1*fe)}ce.dts<y[ve>0?ve-1:ve].dts&&(he=!0)}he&&y.sort(function(Lt,mt){var st=Lt.dts-mt.dts,It=Lt.pts-mt.pts;return st||It}),H=y[0].dts,X=y[y.length-1].dts;var $=Math.round((X-H)/(F-1));if(Ee<0){if(Ee<$*-2){D.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(x.toMsFromMpegTsClock)(-$,!0)+" ms");for(var ae=Ee,Z=0;Z<F;Z++)y[Z].dts=ae=Math.max(ae,y[Z].pts-$),y[Z].pts=Math.max(ae,y[Z].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(x.toMsFromMpegTsClock)(Ee,!0)+" ms to overcome this issue");for(var ge=0;ge<F;ge++)y[ge].dts=y[ge].dts+Ee}H=y[0].dts}if(a){var Se=H-W,me=Se>$,we=Se<-1;if(me||we){me?D.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(Se,!0)+" ms ("+Se+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(-Se,!0)+" ms ("+Se+"dts) overlapping between fragments detected"),H=W;var De=y[0].pts-Se;y[0].dts=H,y[0].pts=De,D.logger.log("Video: First PTS/DTS adjusted: "+Object(x.toMsFromMpegTsClock)(De,!0)+"/"+Object(x.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(x.toMsFromMpegTsClock)(Se,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Oe=0,ke=0,Le=0;Le<F;Le++){for(var _e=y[Le],ze=_e.units,Xe=ze.length,Ve=0,je=0;je<Xe;je++)Ve+=ze[je].data.length;ke+=Ve,Oe+=Xe,_e.length=Ve,_e.dts=Math.max(_e.dts,H),_e.pts=Math.max(_e.pts,_e.dts,0),q=Math.min(_e.pts,q),re=Math.max(_e.pts,re)}X=y[F-1].dts;var qe=ke+4*Oe+8,He;try{He=new Uint8Array(qe)}catch(Lt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating video mdat "+qe});return}var $e=new DataView(He.buffer);$e.setUint32(0,qe),He.set(R.default.types.mdat,4);for(var Ae=0;Ae<F;Ae++){for(var Ze=y[Ae],Je=Ze.units,Re=0,Fe=0,se=Je.length;Fe<se;Fe++){var le=Je[Fe],ue=le.data,J=le.data.byteLength;$e.setUint32(O,J),O+=4,He.set(ue,O),O+=J,Re+=4+J}if(Ae<F-1)P=y[Ae+1].dts-Ze.dts;else{var Q=this.config,te=Ze.dts-y[Ae>0?Ae-1:Ae].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var ie=Math.floor(Q.maxBufferHole*p),be=(g?q+g*p:this.nextAudioPts)-Ze.pts;be>ie?(P=be-te,P<0&&(P=te),D.logger.log("[mp4-remuxer]: It is approximately "+be/90+" ms to the next segment; using duration "+P/90+" ms for the last video frame.")):P=te}else P=te}var Ce=Math.round(Ze.pts-Ze.dts);M.push(new f(Ze.key,P,Re,Ce))}if(M.length&&b&&b<70){var Ie=M[0].flags;Ie.dependsOn=2,Ie.isNonSync=0}console.assert(P!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+P,this.isVideoContiguous=!0;var tt=R.default.moof(c.sequenceNumber++,H,A({},c,{samples:M})),dt="video",it={data1:tt,data2:He,startPTS:q/p,endPTS:(re+P)/p,startDTS:H/p,endDTS:W/p,type:dt,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(He.length,"MDAT length must not be zero"),it},v.remuxAudio=function(c,l,a,g,p){var y=c.inputTimeScale,M=c.samplerate?c.samplerate:y,F=y/M,j=c.isAAC?C:E,W=j*F,O=this._initPTS,P=!c.isAAC&&this.typeSupported.mpeg,H=[],X=c.samples,q=P?0:8,re=this.nextAudioPts||-1,Ee=l*y;if(this.isAudioContiguous=a=a||X.length&&re>0&&(g&&Math.abs(Ee-re)<9e3||Math.abs(u(X[0].pts-O,Ee)-re)<20*W),X.forEach(function(ue){ue.pts=u(ue.pts-O,Ee)}),!a||re<0){if(X=X.filter(function(ue){return ue.pts>=0}),!X.length)return;p===0?re=0:g?re=Math.max(0,Ee):re=X[0].pts}if(c.isAAC)for(var he=p!==void 0,xe=this.config.maxAudioFramesDrift,pe=0,ve=re;pe<X.length;pe++){var ce=X[pe],fe=ce.pts,$=fe-ve,ae=Math.abs(1e3*$/y);if($<=-xe*W&&he)pe===0&&(D.logger.warn("Audio frame @ "+(fe/y).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/y)+" ms."),this.nextAudioPts=re=ve=fe);else if($>=xe*W&&ae<k&&he){var Z=Math.round($/W);ve=fe-Z*W,ve<0&&(Z--,ve+=W),pe===0&&(this.nextAudioPts=re=ve),D.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(ve/y).toFixed(3)+"s due to "+Math.round(1e3*$/y)+" ms gap.");for(var ge=0;ge<Z;ge++){var Se=Math.max(ve,0),me=U.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);me||(D.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),me=ce.unit.subarray()),X.splice(pe,0,{unit:me,pts:Se}),ve+=W,pe++}}ce.pts=ve,ve+=W}for(var we=null,De=null,Oe,ke=0,Le=X.length;Le--;)ke+=X[Le].unit.byteLength;for(var _e=0,ze=X.length;_e<ze;_e++){var Xe=X[_e],Ve=Xe.unit,je=Xe.pts;if(De!==null){var qe=H[_e-1];qe.duration=Math.round((je-De)/F)}else if(a&&c.isAAC&&(je=re),we=je,ke>0){ke+=q;try{Oe=new Uint8Array(ke)}catch(ue){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ke,reason:"fail allocating audio mdat "+ke});return}if(!P){var He=new DataView(Oe.buffer);He.setUint32(0,ke),Oe.set(R.default.types.mdat,4)}}else return;Oe.set(Ve,q);var $e=Ve.byteLength;q+=$e,H.push(new f(!0,j,$e,0)),De=je}var Ae=H.length;if(!Ae)return;var Ze=H[H.length-1];this.nextAudioPts=re=De+F*Ze.duration;var Je=P?new Uint8Array(0):R.default.moof(c.sequenceNumber++,we/F,A({},c,{samples:H}));c.samples=[];var Re=we/y,Fe=re/y,se="audio",le={data1:Je,data2:Oe,startPTS:Re,endPTS:Fe,startDTS:Re,endDTS:Fe,type:se,hasAudio:!0,hasVideo:!1,nb:Ae};return this.isAudioContiguous=!0,console.assert(Oe.length,"MDAT length must not be zero"),le},v.remuxEmptyAudio=function(c,l,a,g){var p=c.inputTimeScale,y=c.samplerate?c.samplerate:p,M=p/y,F=this.nextAudioPts,j=(F!==null?F:g.startDTS*p)+this._initDTS,W=g.endDTS*p+this._initDTS,O=M*C,P=Math.ceil((W-j)/O),H=U.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(D.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){D.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio 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0,this.duration=h,this.size=c,this.cts=l,this.flags=new m(v)},m=function(v){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=v?2:1,this.isNonSync=v?0:1}},"./src/remux/passthrough-remuxer.ts":function(ne,V,_){"use strict";_.r(V);var G=_("./src/polyfills/number.ts"),U=_("./src/utils/mp4-tools.ts"),R=_("./src/loader/fragment.ts"),B=_("./src/utils/logger.ts"),I=function(){function x(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var A=x.prototype;return A.destroy=function(){},A.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},A.resetNextTimestamp=function(){this.lastEndDTS=null},A.resetInitSegment=function(C,E,b){this.audioCodec=E,this.videoCodec=b,this.generateInitSegment(C),this.emitInitSegment=!0},A.generateInitSegment=function(C){var E=this.audioCodec,b=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(U.parseInitSegment)(C);E||(E=L(d.audio,R.ElementaryStreamTypes.AUDIO)),b||(b=L(d.video,R.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:E+","+b,initSegment:C,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:E,initSegment:C,id:"audio"}:d.video?o.video={container:"video/mp4",codec:b,initSegment:C,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},A.remux=function(C,E,b,d,o){var s=this.initPTS,u=this.lastEndDTS,S={audio:void 0,video:void 0,text:d,id3:b,initSegment:void 0};Object(G.isFiniteNumber)(u)||(u=this.lastEndDTS=o||0);var f=E.samples;if(!f||!f.length)return S;var m={initPTS:void 0,timescale:1},w=this.initData;if((!w||!w.length)&&(this.generateInitSegment(f),w=this.initData),!w||!w.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),S;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(G.isFiniteNumber)(s)||(this.initPTS=m.initPTS=s=D(w,f,u));var v=Object(U.getDuration)(f,w),h=u,c=v+h;Object(U.offsetStartDTS)(w,f,s),v>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var l=!!w.audio,a=!!w.video,g="";l&&(g+="audio"),a&&(g+="video");var p={data1:f,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:g,hasAudio:l,hasVideo:a,nb:1,dropped:0};return S.audio=p.type==="audio"?p:void 0,S.video=p.type!=="audio"?p:void 0,S.text=d,S.id3=b,S.initSegment=m,S},x}(),D=function(A,k,C){return Object(U.getStartDTS)(A,k)-C};function L(x,A){var k=x==null?void 0:x.codec;return k&&k.length>4?k:k==="hvc1"?"hvc1.1.c.L120.90":k==="av01"?"av01.0.04M.08":k==="avc1"||A===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}V.default=I},"./src/task-loop.ts":function(ne,V,_){"use 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x=B.getBuffered(D),A=0;A<x.length;A++)if(L>=x.start(A)&&L<=x.end(A))return!0}}catch(k){}return!1},B.bufferInfo=function(D,L,x){try{if(D){var A=B.getBuffered(D),k=[],C;for(C=0;C<A.length;C++)k.push({start:A.start(C),end:A.end(C)});return this.bufferedInfo(k,L,x)}}catch(E){}return{len:0,start:L,end:L,nextStart:void 0}},B.bufferedInfo=function(D,L,x){L=Math.max(0,L),D.sort(function(m,w){var v=m.start-w.start;return v||w.end-m.end});var A=[];if(x)for(var k=0;k<D.length;k++){var C=A.length;if(C){var E=A[C-1].end;D[k].start-E<x?D[k].end>E&&(A[C-1].end=D[k].end):A.push(D[k])}else A.push(D[k])}else A=D;for(var b=0,d,o=L,s=L,u=0;u<A.length;u++){var S=A[u].start,f=A[u].end;if(L+x>=S&&L<f)o=S,s=f,b=s-L;else if(L+x<S){d=S;break}}return{len:b,start:o||0,end:s||0,nextStart:d}},B.getBuffered=function(D){try{return D.buffered}catch(L){return G.logger.log("failed to get media.buffered",L),U}},B}()},"./src/utils/cea-608-parser.ts":function(ne,V,_){"use strict";_.r(V),_.d(V,"Row",function(){return 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U.hasOwnProperty(c)&&(l=U[c]),String.fromCharCode(l)},B=15,I=100,D={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},L={17:2,18:4,21:6,22:8,23:10,19:13,20:15},x={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},A={25:2,26:4,29:6,30:8,31:10,27:13,28:15},k=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(h){h[h.ERROR=0]="ERROR",h[h.TEXT=1]="TEXT",h[h.WARNING=2]="WARNING",h[h.INFO=2]="INFO",h[h.DEBUG=3]="DEBUG",h[h.DATA=3]="DATA"})(C||(C={}));var E=function(){function h(){this.time=null,this.verboseLevel=C.ERROR}var c=h.prototype;return c.log=function(a,g){this.verboseLevel>=a&&G.logger.log(this.time+" ["+a+"] "+g)},h}(),b=function(c){for(var l=[],a=0;a<c.length;a++)l.push(c[a].toString(16));return l},d=function(){function h(l,a,g,p,y){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=l||"white",this.underline=a||!1,this.italics=g||!1,this.background=p||"black",this.flash=y||!1}var c=h.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var g=["foreground","underline","italics","background","flash"],p=0;p<g.length;p++){var y=g[p];a.hasOwnProperty(y)&&(this[y]=a[y])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},h}(),o=function(){function h(l,a,g,p,y,M){this.uchar=void 0,this.penState=void 0,this.uchar=l||" ",this.penState=new d(a,g,p,y,M)}var c=h.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,g){this.uchar=a,this.penState.copy(g)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},h}(),s=function(){function h(l){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<I;a++)this.chars.push(new o);this.logger=l,this.pos=0,this.currPenState=new d}var c=h.prototype;return c.equals=function(a){for(var g=!0,p=0;p<I;p++)if(!this.chars[p].equals(a.chars[p])){g=!1;break}return g},c.copy=function(a){for(var g=0;g<I;g++)this.chars[g].copy(a.chars[g])},c.isEmpty=function(){for(var a=!0,g=0;g<I;g++)if(!this.chars[g].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(C.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>I&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=I)},c.moveCursor=function(a){var g=this.pos+a;if(a>1)for(var p=this.pos+1;p<g+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(g)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var g=R(a);if(this.pos>=I){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+g+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(g,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var g;for(g=a;g<I;g++)this.chars[g].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var a=[],g=!0,p=0;p<I;p++){var y=this.chars[p].uchar;y!==" "&&(g=!1),a.push(y)}return g?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var g=this.chars[this.pos];g.setPenState(this.currPenState)},h}(),u=function(){function h(l){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<B;a++)this.rows.push(new s(l));this.logger=l,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=h.prototype;return c.reset=function(){for(var a=0;a<B;a++)this.rows[a].clear();this.currRow=B-1},c.equals=function(a){for(var g=!0,p=0;p<B;p++)if(!this.rows[p].equals(a.rows[p])){g=!1;break}return g},c.copy=function(a){for(var g=0;g<B;g++)this.rows[g].copy(a.rows[g])},c.isEmpty=function(){for(var a=!0,g=0;g<B;g++)if(!this.rows[g].isEmpty()){a=!1;break}return a},c.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},c.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},c.insertChar=function(a){var g=this.rows[this.currRow];g.insertChar(a)},c.setPen=function(a){var g=this.rows[this.currRow];g.setPenStyles(a)},c.moveCursor=function(a){var g=this.rows[this.currRow];g.moveCursor(a)},c.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var g=this.rows[this.currRow];g.setCursor(a)},c.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var g=a.row-1;if(this.nrRollUpRows&&g<this.nrRollUpRows-1&&(g=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==g){for(var p=0;p<B;p++)this.rows[p].clear();var y=this.currRow+1-this.nrRollUpRows,M=this.lastOutputScreen;if(M){var F=M.rows[y].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[g-this.nrRollUpRows+W+1].copy(M.rows[y+W])}}this.currRow=g;var O=this.rows[this.currRow];if(a.indent!==null){var P=a.indent,H=Math.max(P-1,0);O.setCursor(a.indent),a.color=O.chars[H].penState.foreground}var X={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(X)},c.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},c.setRollUpRows=function(a){this.nrRollUpRows=a},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,g=this.rows.splice(a,1)[0];g.clear(),this.rows.splice(this.currRow,0,g),this.logger.log(C.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var g=[],p="",y=-1,M=0;M<B;M++){var F=this.rows[M].getTextString();F&&(y=M+1,a?g.push("Row "+y+": '"+F+"'"):g.push(F.trim()))}return g.length>0&&(a?p="["+g.join(" | ")+"]":p=g.join(`
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Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var g={flash:!1};if(g.underline=a%2===1,g.italics=a>=46,g.italics)g.foreground="white";else{var p=Math.floor(a/2)-16,y=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=y[p]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var g=this.logger.time;if(g===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},h}(),f=function(){function h(l,a,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new E;this.channels=[null,new S(l,a,p),new S(l+1,g,p)],this.cmdHistory=v(),this.logger=p}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,g){this.channels[a].setHandler(g)},c.addData=function(a,g){var p,y,M,F=!1;this.logger.time=a;for(var j=0;j<g.length;j+=2){if(y=g[j]&127,M=g[j+1]&127,y===0&&M===0)continue;if(this.logger.log(C.DATA,"["+b([g[j],g[j+1]])+"] -> ("+b([y,M])+")"),p=this.parseCmd(y,M),p||(p=this.parseMidrow(y,M)),p||(p=this.parsePAC(y,M)),p||(p=this.parseBackgroundAttributes(y,M)),!p&&(F=this.parseChars(y,M),F)){var W=this.currentChannel;if(W&&W>0){var O=this.channels[W];O.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+b([y,M])+" orig: "+b([g[j],g[j+1]]))}},c.parseCmd=function(a,g){var p=this.cmdHistory,y=(a===20||a===28||a===21||a===29)&&g>=32&&g<=47,M=(a===23||a===31)&&g>=33&&g<=35;if(!(y||M))return!1;if(w(a,g,p))return m(null,null,p),this.logger.log(C.DEBUG,"Repeated command ("+b([a,g])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,j=this.channels[F];return a===20||a===21||a===28||a===29?g===32?j.ccRCL():g===33?j.ccBS():g===34?j.ccAOF():g===35?j.ccAON():g===36?j.ccDER():g===37?j.ccRU(2):g===38?j.ccRU(3):g===39?j.ccRU(4):g===40?j.ccFON():g===41?j.ccRDC():g===42?j.ccTR():g===43?j.ccRTD():g===44?j.ccEDM():g===45?j.ccCR():g===46?j.ccENM():g===47&&j.ccEOC():j.ccTO(g-32),m(a,g,p),this.currentChannel=F,!0},c.parseMidrow=function(a,g){var p=0;if((a===17||a===25)&&g>=32&&g<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var y=this.channels[p];return 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