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r=n.marker.find(1,!0);return It(e,r.line,Mr(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,E=0;E<t.markedSpans.length;++E)if(i=t.markedSpans[E],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&It(e,t,i))return!0}function Rt(e){e=it(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var E=n.parent;E;n=E,E=n.parent)for(var N=0;N<E.children.length;++N){var K=E.children[N];if(K==n)break;t+=K.height}return t}function Vt(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Li(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Xn(r);){var E=n.find(0,!0);t-=r.text.length-E.from.ch,r=E.to.line,t+=r.text.length-E.to.ch}return t}function yr(e){var t=e.display,n=e.doc;t.maxLine=rt(n,n.first),t.maxLineLength=Vt(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var 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Ft=er>ar?ae.slice(0,ar-G):ae;t.addToken(t,Ft,ce?ce+_e:_e,Ne,G+Ft.length==be?Ie:"",xe,Je)}if(er>=ar){ae=ae.slice(ar-G),G=ar;break}G=er,Ne=""}ae=i.slice(E,E=n[Y++]),ce=bn(n[Y++],t.cm.options)}}}function Wa(e,t,n){this.line=t,this.rest=mt(t),this.size=this.rest?bt(Q(this.rest))-n+1:1,this.node=this.text=null,this.hidden=At(e,t)}function Di(e,t,n){for(var r=[],i,E=t;E<n;E=i){var N=new Wa(e.doc,rt(e.doc,E),E);i=E+N.size,r.push(N)}return r}var En=null;function Os(e){En?En.ops.push(e):e.ownsGroup=En={ops:[e],delayedCallbacks:[]}}function Rs(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 _s(e,t){var n=e.ownsGroup;if(!n)return;try{Rs(n)}finally{En=null,t(n)}}var Yn=null;function Gt(e,t){var n=$e(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;En?i=En.delayedCallbacks:Yn?i=Yn:(i=Yn=[],setTimeout(ks,0));for(var E=function(K){i.push(function(){return n[K].apply(null,r)})},N=0;N<n.length;++N)E(N)}function ks(){var e=Yn;Yn=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 E=t.changes[i];E=="text"?Ms(e,t):E=="gutter"?Ga(e,t,n,r):E=="class"?qi(e,t):E=="widget"&&Is(e,t,r)}t.changes=null}function $n(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),B&&I<8&&(e.node.style.zIndex=2)),e.node}function Ps(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=$n(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){Ps(e,t),t.line.wrapClass?$n(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Ga(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=$n(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=ye(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 Oi(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=d(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 Sr(e){return re-e.display.nativeBarWidth}function tn(e){return e.display.scroller.clientWidth-Sr(e)-e.display.barWidth}function ta(e){return e.display.scroller.clientHeight-Sr(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&tn(e);if(!t.measure.heights||r&&t.measure.width!=i){var E=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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r=e.display,i=e.doc,E=document.createDocumentFragment(),N=Xa(e.display),K=N.left,G=Math.max(r.sizerWidth,tn(e)-r.sizer.offsetLeft)-N.right,Y=i.direction=="ltr";function ae(Ve,qe,lt,at){qe<0&&(qe=0),qe=Math.round(qe),at=Math.round(at),E.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ve+`px;
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                             height: `+(at-qe)+"px"))}function ce(Ve,qe,lt){var at=rt(i,Ve),gt=at.text.length,wt,Ht;function Pt(Ft,tr){return ia(e,Fe(Ve,Ft),"div",at,tr)}function ar(Ft,tr,zt){var Bt=ao(e,at,null,Ft),Nt=tr=="ltr"==(zt=="after")?"left":"right",Mt=zt=="after"?Bt.begin:Bt.end-(/\s/.test(at.text.charAt(Bt.end-1))?2:1);return Pt(Mt,Nt)[Nt]}var er=je(at,i.direction);return Ye(er,qe||0,lt==null?gt:lt,function(Ft,tr,zt,Bt){var Nt=zt=="ltr",Mt=Pt(Ft,Nt?"left":"right"),rr=Pt(tr-1,Nt?"right":"left"),Un=qe==null&&Ft==0,Vr=lt==null&&tr==gt,$t=Bt==0,Cr=!er||Bt==er.length-1;if(rr.top-Mt.top<=3){var Kt=(Y?Un:Vr)&&$t,Ia=(Y?Vr:Un)&&Cr,kr=Kt?K:(Nt?Mt:rr).left,dn=Ia?G:(Nt?rr:Mt).right;ae(kr,Mt.top,dn-kr,Mt.bottom)}else{var cn,Jt,Fn,Ua;Nt?(cn=Y&&Un&&$t?K:Mt.left,Jt=Y?G:ar(Ft,zt,"before"),Fn=Y?K:ar(tr,zt,"after"),Ua=Y&&Vr&&Cr?G:rr.right):(cn=Y?ar(Ft,zt,"before"):K,Jt=!Y&&Un&&$t?G:Mt.right,Fn=!Y&&Vr&&Cr?K:rr.left,Ua=Y?ar(tr,zt,"after"):G),ae(cn,Mt.top,Jt-cn,Mt.bottom),Mt.bottom<rr.top&&ae(K,Mt.bottom,null,rr.top),ae(Fn,rr.top,Ua-Fn,rr.bottom)}(!wt||ki(Mt,wt)<0)&&(wt=Mt),ki(rr,wt)<0&&(wt=rr),(!Ht||ki(Mt,Ht)<0)&&(Ht=Mt),ki(rr,Ht)<0&&(Ht=rr)}),{start:wt,end:Ht}}var xe=t.from(),be=t.to();if(xe.line==be.line)ce(xe.line,xe.ch,be.ch);else{var _e=rt(i,xe.line),Ie=rt(i,be.line),Ne=it(_e)==it(Ie),ze=ce(xe.line,xe.ch,Ne?_e.text.length+1:null).end,Je=ce(be.line,Ne?0:null,be.ch).start;Ne&&(ze.top<Je.top-2?(ae(ze.right,ze.top,null,ze.bottom),ae(K,Je.top,Je.left,Je.bottom)):ae(ze.right,ze.top,Je.left-ze.right,ze.bottom)),ze.bottom<Je.top&&ae(K,ze.bottom,null,Je.top)}n.appendChild(E)}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()||wn(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,wn(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(),O&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ca(e)}function wn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Re(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function Pi(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],E=e.options.lineWrapping,N=void 0,K=0;if(i.hidden)continue;if(B&&I<8){var G=i.node.offsetTop+i.node.offsetHeight;N=G-n,n=G}else{var Y=i.node.getBoundingClientRect();N=Y.bottom-Y.top,!E&&i.text.firstChild&&(K=i.text.firstChild.getBoundingClientRect().right-Y.left-1)}var ae=i.line.height-N;if((ae>.005||ae<-.005)&&(pr(i.line,N),ho(i.line),i.rest))for(var ce=0;ce<i.rest.length;ce++)ho(i.rest[ce]);if(K>e.display.sizerWidth){var xe=Math.ceil(K/Sn(e.display));xe>e.display.maxLineLength&&(e.display.maxLineLength=xe,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-Oi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,E=Lr(t,r),N=Lr(t,i);if(n&&n.ensure){var K=n.ensure.from.line,G=n.ensure.to.line;K<E?(E=K,N=Lr(t,Rt(rt(t,K))+e.wrapper.clientHeight)):Math.min(G,t.lastLine())>=N&&(E=Lr(t,Rt(rt(t,G))-e.wrapper.clientHeight),N=G)}return{from:E,to:Math.max(N,E+1)}}function Ys(e,t){if(Ue(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&&!T){var E=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Oi(e.display))+`px;
                         height: `+(t.bottom-t.top+Sr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(E),E.scrollIntoView(i),e.display.lineSpace.removeChild(E)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var E=0;E<5;E++){var N=!1,K=br(e,t),G=!n||n==t?K:br(e,n);i={left:Math.min(K.left,G.left),top:Math.min(K.top,G.top)-r,right:Math.max(K.left,G.left),bottom:Math.max(K.bottom,G.bottom)+r};var Y=ha(e,i),ae=e.doc.scrollTop,ce=e.doc.scrollLeft;if(Y.scrollTop!=null&&(ei(e,Y.scrollTop),Math.abs(e.doc.scrollTop-ae)>1&&(N=!0)),Y.scrollLeft!=null&&(on(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-ce)>1&&(N=!0)),!N)break}return i}function Qs(e,t){var n=ha(e,t);n.scrollTop!=null&&ei(e,n.scrollTop),n.scrollLeft!=null&&on(e,n.scrollLeft)}function ha(e,t){var n=e.display,r=Tn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,E=ta(e),N={};t.bottom-t.top>E&&(t.bottom=t.top+E);var K=e.doc.height+ea(n),G=t.top<r,Y=t.bottom>K-r;if(t.top<i)N.scrollTop=G?0:t.top;else if(t.bottom>i+E){var ae=Math.min(t.top,(Y?K:t.bottom)-E);ae!=i&&(N.scrollTop=ae)}var ce=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ce,be=tn(e)-n.gutters.offsetWidth,_e=t.right-t.left>be;return _e&&(t.right=t.left+be),t.left<10?N.scrollLeft=0:t.left<xe?N.scrollLeft=Math.max(0,t.left+ce-(_e?0:10)):t.right>be+xe-3&&(N.scrollLeft=t.right+(_e?0:10)-be),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 Cn(e){Ii(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function qn(e,t,n){(t!=null||n!=null)&&Ii(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(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});qn(e,i.scrollLeft,i.scrollTop)}function ei(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||ga(e,{top:t}),po(e,t,!0),L&&ga(e),ni(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 on(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 ti(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+Sr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var sn=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),Ce(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ce(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};sn.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 E=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+E)+"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}},sn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},sn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},sn.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},sn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),E=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);E!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},sn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ri=function(){};ri.prototype.update=function(){return{bottom:0,right:0}},ri.prototype.setScrollLeft=function(){},ri.prototype.setScrollTop=function(){},ri.prototype.clear=function(){};function An(e,t){t||(t=ti(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&&Pi(e),go(e,ti(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:sn,null:ri};function yo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(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),Ce(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"?on(e,t):ei(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function ln(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},Os(e.curOp)}function un(e){var t=e.curOp;t&&_s(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 E=0;E<t.length;E++)nl(t[E]);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&&yr(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&&Pi(t),e.barMeasure=ti(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+Sr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-tn(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&&on(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)&&An(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&&on(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ut(r,e.scrollToPos.from),ut(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var E=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(E)for(var K=0;K<E.length;++K)E[K].lines.length||Re(E[K],"hide");if(N)for(var G=0;G<N.length;++G)N[G].lines.length&&Re(N[G],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Re(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function ir(e,t){if(e.curOp)return t();ln(e);try{return t()}finally{un(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);ln(e);try{return t.apply(e,arguments)}finally{un(e)}}}function Qt(e){return function(){if(this.curOp)return e.apply(this,arguments);ln(this);try{return e.apply(this,arguments)}finally{un(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);ln(t);try{return e.apply(this,arguments)}finally{un(t)}}}function ni(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,_(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=nr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(E){if(r.line>=e.display.viewFrom){var N=E.styles,K=E.text.length>e.options.maxHighlightLength?lr(t.mode,r.state):null,G=bi(e,E,r,!0);K&&(r.state=K),E.styles=G.styles;var Y=E.styleClasses,ae=G.classes;ae?E.styleClasses=ae:Y&&(E.styleClasses=null);for(var ce=!N||N.length!=E.styles.length||Y!=ae&&(!Y||!ae||Y.bgClass!=ae.bgClass||Y.textClass!=ae.textClass),xe=0;!ce&&xe<N.length;++xe)ce=N[xe]!=E.styles[xe];ce&&i.push(r.line),E.stateAfter=r.save(),r.nextLine()}else E.text.length<=e.options.maxHighlightLength&&pn(e,E.text,r),E.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ni(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&ir(e,function(){for(var E=0;E<i.length;E++)Br(e,i[E],"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=tn(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=Sr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Sr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!b(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&b(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&&b(document.body,e.anchorNode)&&b(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 jr(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)&&(jr(e),t.dims=la(e));var i=r.first+r.size,E=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<E&&E-n.viewFrom<20&&(E=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),vr&&(E=Tt(e.doc,E),N=St(e.doc,N));var K=E!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,E,N),n.viewOffset=Rt(rt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var G=so(e);if(!K&&G==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var Y=sl(e);return G>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),G>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(Y),h(n.cursorDiv),h(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,K&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ni(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==tn(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;Pi(e);var i=ti(e);Zn(e),An(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)){Pi(e),bo(e,n);var r=ti(e);Zn(e),An(e,r),ya(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,E=r.lineDiv,N=E.firstChild;function K(_e){var Ie=_e.nextSibling;return O&&s&&e.display.currentWheelTarget==_e?_e.style.display="none":_e.parentNode.removeChild(_e),Ie}for(var G=r.view,Y=r.viewFrom,ae=0;ae<G.length;ae++){var ce=G[ae];if(!ce.hidden)if(!ce.node||ce.node.parentNode!=E){var xe=Us(e,ce,Y,n);E.insertBefore(xe,N)}else{for(;N!=ce.node;)N=K(N);var be=i&&t!=null&&t<=Y&&ce.lineNumber;ce.changes&&(q(ce.changes,"gutter")>-1&&(be=!1),Ha(e,ce,Y,n)),be&&(h(ce.lineNumber),ce.lineNumber.appendChild(document.createTextNode(Yr(e.options,Y)))),N=ce.node.nextSibling}Y+=ce.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+Sr(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,E=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=E),n[N].gutterBackground&&(n[N].gutterBackground.style.left=E));var K=n[N].alignable;if(K)for(var G=0;G<K.length;G++)K[G].style.left=E}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function xo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Yr(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")),E=i.firstChild.offsetWidth,N=i.offsetWidth-E;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(E,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 E=e[i],N=null;if(typeof E!="string"&&(N=E.style,E=E.className),E=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:E,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function To(e){var t=e.gutters,n=e.gutterSpecs;h(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],E=i.className,N=i.style,K=t.appendChild(a("div",null,"CodeMirror-gutter "+E));N&&(K.style.cssText=N),E=="CodeMirror-linenumbers"&&(e.lineGutter=K,K.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",va(e)}function ii(e){To(e.display),Zt(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=v("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 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Fi=0,cr=null;B?cr=-.53:L?cr=15:x?cr=-.7:P&&(cr=-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*=cr,t.y*=cr,t}function wo(e,t){var n=So(t),r=n.x,i=n.y,E=e.display,N=E.scroller,K=N.scrollWidth>N.clientWidth,G=N.scrollHeight>N.clientHeight;if(!(r&&K||i&&G))return;if(i&&s&&O){e:for(var Y=t.target,ae=E.view;Y!=N;Y=Y.parentNode)for(var ce=0;ce<ae.length;ce++)if(ae[ce].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!L&&!A&&cr!=null){i&&G&&ei(e,Math.max(0,N.scrollTop+i*cr)),on(e,Math.max(0,N.scrollLeft+r*cr)),(!i||i&&G)&&$(t),E.wheelStartX=null;return}if(i&&cr!=null){var xe=i*cr,be=e.doc.scrollTop,_e=be+E.wrapper.clientHeight;xe<0?be=Math.max(0,be+xe-50):_e=Math.min(e.doc.height,_e+xe+50),ga(e,{top:be,bottom:_e})}Fi<20&&(E.wheelStartX==null?(E.wheelStartX=N.scrollLeft,E.wheelStartY=N.scrollTop,E.wheelDX=r,E.wheelDY=i,setTimeout(function(){if(E.wheelStartX==null)return;var Ie=N.scrollLeft-E.wheelStartX,Ne=N.scrollTop-E.wheelStartY,ze=Ne&&E.wheelDY&&Ne/E.wheelDY||Ie&&E.wheelDX&&Ie/E.wheelDX;if(E.wheelStartX=E.wheelStartY=null,!ze)return;cr=(cr*Fi+ze)/(Fi+1),++Fi},200)):(E.wheelDX+=r,E.wheelDY+=i))}var fr=function(e,t){this.ranges=e,this.primIndex=t};fr.prototype.primary=function(){return this.ranges[this.primIndex]},fr.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!Ge(n.anchor,r.anchor)||!Ge(n.head,r.head))return!1}return!0},fr.prototype.deepCopy=function(){for(var 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Y=$r(K.from(),N.from()),ae=mn(K.to(),N.to()),ce=K.empty()?N.from()==N.head:K.from()==K.head;E<=n&&--n,t.splice(--E,2,new Et(ce?ae:Y,ce?Y:ae))}}return new fr(t,n)}function Wr(e,t){return new fr([new Et(e,t||e)],0)}function Hr(e){return e.text?Fe(e.from.line+e.text.length-1,Q(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Co(e,t){if(dt(e,t.from)<0)return e;if(dt(e,t.to)<=0)return Hr(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+=Hr(t).ch-t.to.ch),Fe(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 Et(Co(i.anchor,t),Co(i.head,t)))}return Er(e.cm,n,e.sel.primIndex)}function Ao(e,t,n){return e.line==t.line?Fe(n.line,e.ch-t.ch+n.ch):Fe(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Fe(e.first,0),E=i,N=0;N<t.length;N++){var K=t[N],G=Ao(K.from,i,E),Y=Ao(Hr(K),i,E);if(i=K.to,E=Y,n=="around"){var ae=e.sel.ranges[N],ce=dt(ae.head,ae.anchor)<0;r[N]=new 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i=t["spans_"+e.id],E=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]={}))[E]=N.markedSpans),++E})}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 Po(e,t){var n=yl(e,t),r=Ir(e,t);if(!n)return r;if(!r)return n;for(var i=0;i<n.length;++i){var E=n[i],N=r[i];if(E&&N){e:for(var K=0;K<N.length;++K){for(var G=N[K],Y=0;Y<E.length;++Y)if(E[Y].marker==G.marker)continue e;E.push(G)}}else N&&(n[i]=N)}return n}function Ln(e,t,n){for(var r=[],i=0;i<e.length;++i){var E=e[i];if(E.ranges){r.push(n?fr.prototype.deepCopy.call(E):E);continue}var N=E.changes,K=[];r.push({changes:K});for(var G=0;G<N.length;++G){var Y=N[G],ae=void 0;if(K.push({from:Y.from,to:Y.to,text:Y.text}),t)for(var ce in 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i?Er(e.cm,i,t.primIndex):t}function Dn(e,t,n,r,i){var E=rt(e,t.line);if(E.markedSpans)for(var N=0;N<E.markedSpans.length;++N){var K=E.markedSpans[N],G=K.marker,Y="selectLeft"in G?!G.selectLeft:G.inclusiveLeft,ae="selectRight"in G?!G.selectRight:G.inclusiveRight;if((K.from==null||(Y?K.from<=t.ch:K.from<t.ch))&&(K.to==null||(ae?K.to>=t.ch:K.to>t.ch))){if(i&&(Re(G,"beforeCursorEnter"),G.explicitlyCleared))if(E.markedSpans){--N;continue}else break;if(!G.atomic)continue;if(n){var ce=G.find(r<0?1:-1),xe=void 0;if((r<0?ae:Y)&&(ce=jo(e,ce,-r,ce&&ce.line==t.line?E:null)),ce&&ce.line==t.line&&(xe=dt(ce,n))&&(r<0?xe<0:xe>0))return Dn(e,ce,t,r,i)}var be=G.find(r<0?-1:1);return(r<0?Y:ae)&&(be=jo(e,be,r,be.line==t.line?E:null)),be?Dn(e,be,t,r,i):null}}return t}function Hi(e,t,n,r,i){var E=r||1,N=Dn(e,t,n,E,i)||!i&&Dn(e,t,n,E,!0)||Dn(e,t,n,-E,i)||!i&&Dn(e,t,n,-E,!0);return N||(e.cantEdit=!0,Fe(e.first,0))}function jo(e,t,n,r){return n<0&&t.ch==0?t.line>e.first?ut(e,Fe(t.line-1)):null:n>0&&t.ch==(r||rt(e,t.line)).text.length?t.line<e.first+e.size-1?Fe(t.line+1,0):null:new Fe(t.line,t.ch+n)}function Wo(e){e.setSelection(Fe(e.firstLine(),0),Fe(e.lastLine()),me)}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,E,N,K){i&&(r.from=ut(e,i)),E&&(r.to=ut(e,E)),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 On(e,t,n){if(e.cm){if(!e.cm.curOp)return jt(e.cm,On)(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]==""&&dt(t.from,t.to)==0)return;var n=Ea(e,t);_o(e,t,n,e.cm?e.cm.curOp.id:NaN),oi(e,t,n,Ir(e,t));var r=[];Kr(e,function(i,E){!E&&q(r,i.history)==-1&&(Xo(i.history,t),r.push(i.history)),oi(i,t,null,Ir(i,t))})}function Ki(e,t,n){var r=e.cm&&e.cm.state.suppressEdits;if(r&&!n)return;for(var i=e.history,E,N=e.sel,K=t=="undo"?i.done:i.undone,G=t=="undo"?i.undone:i.done,Y=0;Y<K.length&&!(E=K[Y],n?E.ranges&&!E.equals(e.sel):!E.ranges);Y++);if(Y==K.length)return;for(i.lastOrigin=i.lastSelOrigin=null;;)if(E=K.pop(),E.ranges){if(Bi(E,G),n&&!E.equals(e.sel)){Yt(e,E,{clearRedo:!1});return}N=E}else if(r){K.push(E);return}else break;var ae=[];Bi(N,G),G.push({changes:ae,generation:i.generation}),i.generation=E.generation||++i.maxGeneration;for(var ce=le(e,"beforeChange")||e.cm&&le(e.cm,"beforeChange"),xe=function(Ie){var Ne=E.changes[Ie];if(Ne.origin=t,ce&&!Ho(e,Ne,!1))return K.length=0,{};ae.push(Sa(e,Ne));var ze=Ie?Ea(e,Ne):Q(K);oi(e,Ne,ze,Po(e,Ne)),!Ie&&e.cm&&e.cm.scrollIntoView({from:Ne.from,to:Hr(Ne)});var Je=[];Kr(e,function(Ve,qe){!qe&&q(Je,Ve.history)==-1&&(Xo(Ve.history,Ne),Je.push(Ve.history)),oi(Ve,Ne,null,Po(Ve,Ne))})},be=E.changes.length-1;be>=0;--be){var _e=xe(be);if(_e)return _e.v}}function Go(e,t){if(t==0)return;if(e.first+=t,e.sel=new fr(ne(e.sel.ranges,function(i){return new Et(Fe(i.anchor.line+t,i.anchor.ch),Fe(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Zt(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Br(e.cm,r,"gutter")}}function oi(e,t,n,r){if(e.cm&&!e.cm.curOp)return jt(e.cm,oi)(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:Fe(e.first,0),to:Fe(t.to.line+i,t.to.ch),text:[Q(t.text)],origin:t.origin}}var E=e.lastLine();t.to.line>E&&(t={from:t.from,to:Fe(E,rt(e,E).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Ar(e,t.from,t.to),n||(n=Ea(e,t)),e.cm?El(e.cm,t,r):Ta(e,t,r),Wi(e,n,me),e.cantEdit&&Hi(e,Fe(e.firstLine(),0))&&(e.cantEdit=!1)}function El(e,t,n){var r=e.doc,i=e.display,E=t.from,N=t.to,K=!1,G=E.line;e.options.lineWrapping||(G=bt(it(rt(r,E.line))),r.iter(G,N.line+1,function(be){if(be==i.maxLine)return K=!0,!0})),r.sel.contains(t.from,t.to)>-1&&oe(e),Ta(r,t,n,oo(e)),e.options.lineWrapping||(r.iter(G,E.line+t.text.length,function(be){var _e=Vt(be);_e>i.maxLineLength&&(i.maxLine=be,i.maxLineLength=_e,i.maxLineChanged=!0,K=!1)}),K&&(e.curOp.updateMaxLine=!0)),Hn(r,E.line),ni(e,400);var Y=t.text.length-(N.line-E.line)-1;t.full?Zt(e):E.line==N.line&&t.text.length==1&&!Lo(e.doc,t)?Br(e,E.line,"text"):Zt(e,E.line,N.line+1,Y);var ae=le(e,"changes"),ce=le(e,"change");if(ce||ae){var xe={from:E,to:N,text:t.text,removed:t.removed,origin:t.origin};ce&&Gt(e,"change",e,xe),ae&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(xe)}e.display.selForContextMenu=null}function Rn(e,t,n,r,i){var E;r||(r=n),dt(r,n)<0&&(E=[r,n],n=E[0],r=E[1]),typeof t=="string"&&(t=e.splitLines(t)),On(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 E=e[i],N=!0;if(E.ranges){E.copied||(E=e[i]=E.deepCopy(),E.copied=!0);for(var K=0;K<E.ranges.length;K++)zo(E.ranges[K].anchor,t,n,r),zo(E.ranges[K].head,t,n,r);continue}for(var G=0;G<E.changes.length;++G){var Y=E.changes[G];if(n<Y.from.line)Y.from=Fe(Y.from.line+r,Y.from.ch),Y.to=Fe(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 si(e,t,n,r){var i=t,E=t;return typeof t=="number"?E=rt(e,Qr(e,t)):i=bt(t),i==null?null:(r(E,i)&&e.cm&&Br(e.cm,i,n),E)}function li(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}li.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,Xt(i),Gt(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 ui(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}ui.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 E=Math.min(t,i-e),N=r.height;if(r.removeInner(e,E),this.height-=N-r.height,i==E&&(this.children.splice(n--,1),r.parent=null),(t-=E)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof li))){var K=[];this.collapse(K),this.children=[new li(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],E=i.chunkSize();if(e<=E){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 G=new li(i.lines.slice(K,K+=25));i.height-=G.height,this.children.splice(++r,0,G),G.parent=this}i.lines=i.lines.slice(0,N),this.maybeSpill()}break}e-=E}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new ui(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 ui(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],E=i.chunkSize();if(e<E){var N=Math.min(t,E-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=E}}};var di=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};di.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=bt(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 E=Qn(this);pr(n,Math.max(0,n.height-E)),e&&(ir(e,function(){Yo(e,n,-E),Br(e,r,"widget")}),Gt(e,"lineWidgetCleared",e,this,r))},di.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=Qn(this)-t;if(!i)return;At(this.doc,r)||pr(r,r.height+i),n&&ir(n,function(){n.curOp.forceUpdate=!0,Yo(n,r,i),Gt(n,"lineWidgetChanged",n,e,bt(r))})},de(di);function Yo(e,t,n){Rt(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ma(e,n)}function xl(e,t,n,r){var i=new di(e,n,r),E=e.cm;return E&&i.noHScroll&&(E.display.alignWidgets=!0),si(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,E&&!At(e,N)){var G=Rt(N)<e.scrollTop;pr(N,N.height+Qn(i)),G&&ma(E,i.height),E.curOp.forceUpdate=!0}return!0}),E&&Gt(E,"lineWidgetAdded",E,i,typeof t=="number"?t:bt(t)),i}var $o=0,Gr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++$o};Gr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&ln(e),le(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,E=0;E<this.lines.length;++E){var N=this.lines[E],K=Mr(N.markedSpans,this);e&&!this.collapsed?Br(e,bt(N),"text"):e&&(K.to!=null&&(i=bt(N)),K.from!=null&&(r=bt(N))),N.markedSpans=Fa(N.markedSpans,K),K.from==null&&this.collapsed&&!At(this.doc,N)&&e&&pr(N,Tn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var G=0;G<this.lines.length;++G){var Y=it(this.lines[G]),ae=Vt(Y);ae>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=ae,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Zt(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&&Gt(e,"markerCleared",e,this,r,i),t&&un(e),this.parent&&this.parent.clear()},Gr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var E=this.lines[i],N=Mr(E.markedSpans,this);if(N.from!=null&&(n=Fe(t?E:bt(E),N.from),e==-1))return n;if(N.to!=null&&(r=Fe(t?E:bt(E),N.to),e==1))return r}return n&&{from:n,to:r}},Gr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;ir(r,function(){var i=t.line,E=bt(t.line),N=ra(r,E);if(N&&(Za(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!At(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var G=Qn(n)-K;G&&pr(i,i.height+G)}Gt(r,"markerChanged",r,e)})},Gr.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)},Gr.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)}},de(Gr);function _n(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,_n)(e,t,n,r,i);var E=new Gr(e,i),N=dt(t,n);if(r&&k(r,E,!1),N>0||N==0&&E.clearWhenEmpty!==!1)return E;if(E.replacedWith&&(E.collapsed=!0,E.widgetNode=v("span",[E.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||E.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(E.widgetNode.insertLeft=!0)),E.collapsed){if(Zi(e,t.line,t,n,E)||t.line!=n.line&&Zi(e,n.line,t,n,E))throw new Error("Inserting collapsed marker partially overlapping an existing one");wi()}E.addToHistory&&_o(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,G=e.cm,Y;if(e.iter(K,n.line+1,function(ce){G&&E.collapsed&&!G.options.lineWrapping&&it(ce)==G.display.maxLine&&(Y=!0),E.collapsed&&K!=t.line&&pr(ce,0),Kn(ce,new vn(E,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),E.collapsed&&e.iter(t.line,n.line+1,function(ce){At(e,ce)&&pr(ce,0)}),E.clearOnEnter&&Ce(E,"beforeCursorEnter",function(){return E.clear()}),E.readOnly&&(Si(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),E.collapsed&&(E.id=++$o,E.atomic=!0),G){if(Y&&(G.curOp.updateMaxLine=!0),E.collapsed)Zt(G,t.line,n.line+1);else if(E.className||E.startStyle||E.endStyle||E.css||E.attributes||E.title)for(var ae=t.line;ae<=n.line;ae++)Br(G,ae,"text");E.atomic&&No(G.doc),Gt(G,"markerAdded",G,E)}return E}var ci=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};ci.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Gt(this,"clear")},ci.prototype.find=function(e,t){return this.primary.find(e,t)},de(ci);function Tl(e,t,n,r,i){r=k(r),r.shared=!1;var E=[_n(e,t,n,r,i)],N=E[0],K=r.widgetNode;return Kr(e,function(G){K&&(r.widgetNode=K.cloneNode(!0)),E.push(_n(G,ut(G,t),ut(G,n),r,i));for(var Y=0;Y<G.linked.length;++Y)if(G.linked[Y].isParent)return;N=Q(E)}),new ci(E,N)}function Qo(e){return e.findMarks(Fe(e.first,0),e.clipPos(Fe(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(),E=e.clipPos(i.from),N=e.clipPos(i.to);if(dt(E,N)){var K=_n(e,E,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],E=[i.primary.doc];Kr(i.primary.doc,function(G){return E.push(G)});for(var N=0;N<i.markers.length;N++){var K=i.markers[N];q(E,K.doc)==-1&&(K.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,qt=function(e,t,n,r,i){if(!(this instanceof qt))return new qt(e,t,n,r,i);n==null&&(n=0),ui.call(this,[new li([new Lt("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var E=Fe(n,0);this.sel=Wr(E),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:E,to:E,text:e}),Yt(this,Wr(E),me)};qt.prototype=Te(ui.prototype,{constructor:qt,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=hn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=Fe(this.first,0),n=this.first+this.size-1;On(this,{from:t,to:Fe(n,rt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&qn(this.cm,0,0),Yt(this,Wr(t),me)}),replaceRange:function(e,t,n,r){t=ut(this,t),n=n?ut(this,n):t,Rn(this,e,t,n,r)},getRange:function(e,t,n){var r=Ar(this,ut(this,e),ut(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(Pr(this,e))return rt(this,e)},getLineNumber:function(e){return bt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=rt(this,e)),it(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ut(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:Wt(function(e,t,n){Io(this,ut(this,typeof e=="number"?Fe(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Io(this,ut(this,e),ut(this,t||e),n)}),extendSelection:Wt(function(e,t,n){ji(this,ut(this,e),t&&ut(this,t),n)}),extendSelections:Wt(function(e,t){Mo(this,Bn(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ne(this.sel.ranges,e);Mo(this,Bn(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Et(ut(this,e[i].anchor),ut(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Yt(this,Er(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Et(ut(this,e),ut(this,t||e))),Yt(this,Er(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=Ar(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=Ar(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:Wt(function(e,t,n){for(var r=[],i=this.sel,E=0;E<i.ranges.length;E++){var N=i.ranges[E];r[E]={from:N.from(),to:N.to(),text:this.splitLines(e[E]),origin:n}}for(var K=t&&t!="end"&&fl(this,r,t),G=r.length-1;G>=0;G--)On(this,r[G]);K?Uo(this,K):this.cm&&Cn(this.cm)}),undo:Wt(function(){Ki(this,"undo")}),redo:Wt(function(){Ki(this,"redo")}),undoSelection:Wt(function(){Ki(this,"undo",!0)}),redoSelection:Wt(function(){Ki(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new Ni(this.history.maxGeneration),Kr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:Ln(this.history.done),undone:Ln(this.history.undone)}},setHistory:function(e){var t=this.history=new Ni(this.history.maxGeneration);t.done=Ln(e.done.slice(0),null,!0),t.undone=Ln(e.undone.slice(0),null,!0)},setGutterMarker:Wt(function(e,t,n){return si(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&ke(i)&&(r.gutterMarkers=null),!0})}),clearGutter:Wt(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&si(t,n,"gutter",function(){return n.gutterMarkers[e]=null,ke(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Pr(this,e))return null;if(t=e,e=rt(this,e),!e)return null}else if(t=bt(e),t==null)return null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:Wt(function(e,t,n){return si(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!r[i])r[i]=n;else{if(y(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:Wt(function(e,t,n){return si(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",E=r[i];if(E)if(n==null)r[i]=null;else{var N=E.match(y(n));if(!N)return!1;var K=N.index+N[0].length;r[i]=E.slice(0,N.index)+(!N.index||K==E.length?"":" ")+E.slice(K)||null}else return!1;return!0})}),addLineWidget:Wt(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return _n(this,ut(this,e),ut(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(t.nodeType==null?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=ut(this,e),_n(this,e,e,n,"bookmark")},findMarksAt:function(e){e=ut(this,e);var t=[],n=rt(this,e.line).markedSpans;if(n)for(var r=0;r<n.length;++r){var i=n[r];(i.from==null||i.from<=e.ch)&&(i.to==null||i.to>=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,n){e=ut(this,e),t=ut(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(E){var N=E.markedSpans;if(N)for(var K=0;K<N.length;K++){var G=N[K];!(G.to!=null&&i==e.line&&e.ch>=G.to||G.from==null&&i!=e.line||G.from!=null&&i==t.line&&G.from>=t.ch)&&(!n||n(G.marker))&&r.push(G.marker.parent||G.marker)}++i}),r},getAllMarks:function(){var e=[];return this.iter(function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)n[r].from!=null&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter(function(i){var E=i.text.length+r;if(E>e)return t=e,!0;e-=E,++n}),ut(this,Fe(n,t))},indexFromPos:function(e){e=ut(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(r){t+=r.text.length+n}),t},copy:function(e){var t=new qt(hn(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new qt(hn(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return 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,Qo(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(Qo(this));break}if(e.history==this.history){var r=[e.id];Kr(e,function(i){return r.push(i.id)},!0),e.history=new Ni(null),e.history.done=Ln(this.history.done,r),e.history.undone=Ln(this.history.undone,r)}},iterLinkedDocs:function(e){Kr(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):pt(e)},lineSeparator:function(){return this.lineSep||`
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Ne=Ie.result;if(/[\x00-\x08\x0e-\x1f]{2}/.test(Ne)){K();return}E[_e]=Ne,K()},Ie.readAsText(be)},Y=0;Y<r.length;Y++)G(r[Y],Y);else{if(t.state.draggingText&&t.doc.sel.contains(n)>-1){t.state.draggingText(e),setTimeout(function(){return t.display.input.focus()},20);return}try{var ae=e.dataTransfer.getData("Text");if(ae){var ce;if(t.state.draggingText&&!t.state.draggingText.copy&&(ce=t.listSelections()),Wi(t.doc,Wr(n,n)),ce)for(var xe=0;xe<ce.length;++xe)Rn(t.doc,"",ce[xe].anchor,ce[xe].head,"drag");t.replaceSelection(ae,"around","paste"),t.display.input.focus()}}catch(be){}}}function Ll(e,t){if(B&&(!e.state.draggingText||+new Date-Jo<100)){te(t);return}if(Ue(e,t)||Rr(e.display,t))return;if(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.effectAllowed="copyMove",t.dataTransfer.setDragImage&&!P){var n=a("img",null,null,"position: fixed; left: 0; top: 0;");n.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",A&&(n.width=n.height=1,e.display.wrapper.appendChild(n),n._top=n.offsetTop),t.dataTransfer.setDragImage(n,0,0),A&&n.parentNode.removeChild(n)}}function Dl(e,t){var n=nn(e,t);if(!n)return;var r=document.createDocumentFragment();uo(e,n,r),e.display.dragCursor||(e.display.dragCursor=a("div",null,"CodeMirror-cursors CodeMirror-dragcursors"),e.display.lineSpace.insertBefore(e.display.dragCursor,e.display.cursorDiv)),d(e.display.dragCursor,r)}function Zo(e){e.display.dragCursor&&(e.display.lineSpace.removeChild(e.display.dragCursor),e.display.dragCursor=null)}function qo(e){if(!document.getElementsByClassName)return;for(var t=document.getElementsByClassName("CodeMirror"),n=[],r=0;r<t.length;r++){var i=t[r].CodeMirror;i&&n.push(i)}n.length&&n[0].operation(function(){for(var E=0;E<n.length;E++)e(n[E])})}var es=!1;function Ol(){if(es)return;Rl(),es=!0}function Rl(){var e;Ce(window,"resize",function(){e==null&&(e=setTimeout(function(){e=null,qo(_l)},100))}),Ce(window,"blur",function(){return qo(wn)})}function _l(e){var t=e.display;t.cachedCharWidth=t.cachedTextHeight=t.cachedPaddingH=null,t.scrollbarsClipped=!1,e.setSize()}for(var zr={3:"Pause",8:"Backspace",9:"Tab",13:"Enter",16:"Shift",17:"Ctrl",18:"Alt",19:"Pause",20:"CapsLock",27:"Esc",32:"Space",33:"PageUp",34:"PageDown",35:"End",36:"Home",37:"Left",38:"Up",39:"Right",40:"Down",44:"PrintScrn",45:"Insert",46:"Delete",59:";",61:"=",91:"Mod",92:"Mod",93:"Mod",106:"*",107:"=",109:"-",110:".",111:"/",145:"ScrollLock",173:"-",186:";",187:"=",188:",",189:"-",190:".",191:"/",192:"`",219:"[",220:"\\",221:"]",222:"'",224:"Mod",63232:"Up",63233:"Down",63234:"Left",63235:"Right",63272:"Delete",63273:"Home",63275:"End",63276:"PageUp",63277:"PageDown",63302:"Insert"},fi=0;fi<10;fi++)zr[fi+48]=zr[fi+96]=String(fi);for(var Gi=65;Gi<=90;Gi++)zr[Gi]=String.fromCharCode(Gi);for(var hi=1;hi<=12;hi++)zr[hi+111]=zr[hi+63235]="F"+hi;var 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E=Ke(i,n.ch,n.sticky),N=i[E];if(e.doc.direction=="ltr"&&N.level%2==0&&(r>0?N.to>n.ch:N.from<n.ch))return La(t,n,r);var K=function(ze,Je){return Aa(t,ze instanceof Fe?ze.ch:ze,Je)},G,Y=function(ze){return e.options.lineWrapping?(G=G||xn(e,t),ao(e,t,G,ze)):{begin:0,end:t.text.length}},ae=Y(n.sticky=="before"?K(n,-1):n.ch);if(e.doc.direction=="rtl"||N.level==1){var ce=N.level==1==r<0,xe=K(n,ce?1:-1);if(xe!=null&&(ce?xe<=N.to&&xe<=ae.end:xe>=N.from&&xe>=ae.begin)){var be=ce?"before":"after";return new Fe(n.line,xe,be)}}var _e=function(ze,Je,Ve){for(var qe=function(wt,Ht){return Ht?new Fe(n.line,K(wt,1),"before"):new Fe(n.line,wt,"after")};ze>=0&&ze<i.length;ze+=Je){var lt=i[ze],at=Je>0==(lt.level!=1),gt=at?Ve.begin:K(Ve.end,-1);if(lt.from<=gt&&gt<lt.to)return qe(gt,at);if(gt=at?lt.from:K(lt.to,-1),Ve.begin<=gt&&gt<Ve.end)return qe(gt,at)}},Ie=_e(E+r,r,ae);if(Ie)return Ie;var Ne=r>0?ae.end:K(ae.begin,-1);return Ne!=null&&!(r>0&&Ne==t.text.length)&&(Ie=_e(r>0?0:i.length-1,r,Y(Ne)),Ie)?Ie:null}var mi={selectAll:Wo,singleSelection:function(e){return e.setSelection(e.getCursor("anchor"),e.getCursor("head"),me)},killLine:function(e){return Pn(e,function(t){if(t.empty()){var n=rt(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:Fe(t.head.line+1,0)}:{from:t.head,to:Fe(t.head.line,n)}}else return{from:t.from(),to:t.to()}})},deleteLine:function(e){return Pn(e,function(t){return{from:Fe(t.from().line,0),to:ut(e.doc,Fe(t.to().line+1,0))}})},delLineLeft:function(e){return Pn(e,function(t){return{from:Fe(t.from().line,0),to:t.from()}})},delWrappedLineLeft:function(e){return Pn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){return Pn(e,function(t){var 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Et(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,E=e.doc;$(t);var N,K,G=E.sel,Y=G.ranges;if(r.addNew&&!r.extend?(K=E.sel.contains(n),K>-1?N=Y[K]:N=new Et(n,n)):(N=E.sel.primary(),K=E.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new Et(n,n)),n=nn(e,t,!0,!0),K=-1;else{var ae=fs(e,n,r.unit);r.extend?N=wa(N,ae.anchor,ae.head,r.extend):N=ae}r.addNew?K==-1?(K=Y.length,Yt(E,Er(e,Y.concat([N]),K),{scroll:!1,origin:"*mouse"})):Y.length>1&&Y[K].empty()&&r.unit=="char"&&!r.extend?(Yt(E,Er(e,Y.slice(0,K).concat(Y.slice(K+1)),0),{scroll:!1,origin:"*mouse"}),G=E.sel):Ca(E,K,N,Se):(K=0,Yt(E,new fr([N],0),Se),G=E.sel);var ce=n;function xe(Ve){if(dt(ce,Ve)==0)return;if(ce=Ve,r.unit=="rectangle"){for(var qe=[],lt=e.options.tabSize,at=H(rt(E,n.line).text,n.ch,lt),gt=H(rt(E,Ve.line).text,Ve.ch,lt),wt=Math.min(at,gt),Ht=Math.max(at,gt),Pt=Math.min(n.line,Ve.line),ar=Math.min(e.lastLine(),Math.max(n.line,Ve.line));Pt<=ar;Pt++){var er=rt(E,Pt).text,Ft=fe(er,wt,lt);wt==Ht?qe.push(new 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i,E;if(t.touches)i=t.touches[0].clientX,E=t.touches[0].clientY;else try{i=t.clientX,E=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&$(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(E>K.bottom||!le(e,n))return ee(t);E-=K.top-N.viewOffset;for(var G=0;G<e.display.gutterSpecs.length;++G){var Y=N.gutters.childNodes[G];if(Y&&Y.getBoundingClientRect().right>=i){var ae=Lr(e.doc,E),ce=e.display.gutterSpecs[G];return Re(e,n,e,ae,ce.className,t),ee(t)}}}function _a(e,t){return hs(e,t,"gutterClick",!0)}function ms(e,t){if(Rr(e.display,t)||Yl(e,t))return;if(Ue(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 Mn={toString:function(){return"CodeMirror.Init"}},gs={},Xi={};function 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qt(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),E=this.display=new dl(e,r,i,t);E.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&&E.input.focus(),B&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Ol(),ln(this),this.curOp.forceUpdate=!0,Do(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&fa(n)},20):wn(this);for(var N in Xi)Xi.hasOwnProperty(N)&&Xi[N](this,t[N],Mn);xo(this),t.finishInit&&t.finishInit(this);for(var 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wo(e,G)}),Ce(t.scroller,"DOMMouseScroll",function(G){return wo(e,G)}),Ce(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(G){Ue(e,G)||te(G)},over:function(G){Ue(e,G)||(Dl(e,G),te(G))},start:function(G){return Ll(e,G)},drop:jt(e,Al),leave:function(G){Ue(e,G)||Zo(e)}};var K=t.input.getField();Ce(K,"keyup",function(G){return us.call(e,G)}),Ce(K,"keydown",jt(e,ls)),Ce(K,"keypress",jt(e,ds)),Ce(K,"focus",function(G){return fa(e,G)}),Ce(K,"blur",function(G){return wn(e,G)})}var ka=[];_t.defineInitHook=function(e){return ka.push(e)};function yi(e,t,n,r){var i=e.doc,E;n==null&&(n="add"),n=="smart"&&(i.mode.indent?E=nr(e,t).state:n="prev");var N=e.options.tabSize,K=rt(i,t),G=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var Y=K.text.match(/^\s*/)[0],ae;if(!r&&!/\S/.test(K.text))ae=0,n="not";else 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E.electricInput&&(E.electricInput.test(rt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=yi(e,i.head.line,"smart")));N&&Gt(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,E={anchor:Fe(i,0),head:Fe(i+1,0)};n.push(E),t.push(e.getRange(E.anchor,E.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 O?e.style.width="1000px":e.setAttribute("wrap","off"),p&&(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 E=this.options,N=E[r];if(E[r]==i&&r!="mode")return;E[r]=i,t.hasOwnProperty(r)&&jt(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,E=0;E<i.length;++E)if(i[E]==r||i[E].name==r)return i.splice(E,1),!0},addOverlay:Qt(function(r,i){var E=r.token?r:e.getMode(this.options,r);if(E.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:E,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,Zt(this)}),removeOverlay:Qt(function(r){for(var i=this.state.overlays,E=0;E<i.length;++E){var N=i[E].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(E,1),this.state.modeGen++,Zt(this);return}}}),indentLine:Qt(function(r,i,E){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Pr(this.doc,r)&&yi(this,r,i,E)}),indentSelection:Qt(function(r){for(var i=this.doc.sel.ranges,E=-1,N=0;N<i.length;N++){var K=i[N];if(K.empty())K.head.line>E&&(yi(this,K.head.line,r,!0),E=K.head.line,N==this.doc.sel.primIndex&&Cn(this));else{var G=K.from(),Y=K.to(),ae=Math.max(E,G.line);E=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var ce=ae;ce<E;++ce)yi(this,ce,r);var xe=this.doc.sel.ranges;G.ch==0&&i.length==xe.length&&xe[N].from().ch>0&&Ca(this.doc,N,new Et(G,xe[N].to()),me)}}}),getTokenAt:function(r,i){return Or(this,r,i)},getLineTokens:function(r,i){return Or(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=ut(this.doc,r);var i=jn(this,rt(this.doc,r.line)),E=0,N=(i.length-1)/2,K=r.ch,G;if(K==0)G=i[2];else for(;;){var Y=E+N>>1;if((Y?i[Y*2-1]:0)>=K)N=Y;else if(i[Y*2+1]<K)E=Y+1;else{G=i[Y*2+2];break}}var ae=G?G.indexOf("overlay "):-1;return ae<0?G:ae==0?null:G.slice(0,ae-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 E=[];if(!n.hasOwnProperty(i))return E;var N=n[i],K=this.getModeAt(r);if(typeof K[i]=="string")N[K[i]]&&E.push(N[K[i]]);else if(K[i])for(var G=0;G<K[i].length;G++){var Y=N[K[i][G]];Y&&E.push(Y)}else K.helperType&&N[K.helperType]?E.push(N[K.helperType]):N[K.name]&&E.push(N[K.name]);for(var ae=0;ae<N._global.length;ae++){var ce=N._global[ae];ce.pred(K,this)&&q(E,ce.val)==-1&&E.push(ce.val)}return E},getStateAfter:function(r,i){var E=this.doc;return r=Qr(E,r==null?E.first+E.size-1:r),nr(this,r+1,i).state},cursorCoords:function(r,i){var E,N=this.doc.sel.primary();return r==null?E=N.head:typeof r=="object"?E=ut(this.doc,r):E=r?N.from():N.to(),br(this,E,i||"page")},charCoords:function(r,i){return ia(this,ut(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,Lr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,E){var N=!1,K;if(typeof r=="number"){var G=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>G&&(r=G,N=!0),K=rt(this.doc,r)}else K=r;return Ri(this,K,{top:0,left:0},i||"page",E||N).top+(N?this.doc.height-Rt(K):0)},defaultTextHeight:function(){return Tn(this.display)},defaultCharWidth:function(){return Sn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,E,N,K){var G=this.display;r=br(this,ut(this.doc,r));var Y=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),G.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var ce=Math.max(G.wrapper.clientHeight,this.doc.height),xe=Math.max(G.sizer.clientWidth,G.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>ce)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ce&&(Y=r.bottom),ae+i.offsetWidth>xe&&(ae=xe-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",K=="right"?(ae=G.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?ae=0:K=="middle"&&(ae=(G.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),E&&Qs(this,{left:ae,top:Y,right:ae+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:Qt(ls),triggerOnKeyPress:Qt(ds),triggerOnKeyUp:us,triggerOnMouseDown:Qt(cs),execCommand:function(r){if(mi.hasOwnProperty(r))return mi[r].call(null,this)},triggerElectric:Qt(function(r){ys(this,r)}),findPosH:function(r,i,E,N){var K=1;i<0&&(K=-1,i=-i);for(var G=ut(this.doc,r),Y=0;Y<i&&!(G=Ma(this.doc,G,K,E,N),G.hitSide);++Y);return G},moveH:Qt(function(r,i){var E=this;this.extendSelectionsBy(function(N){return E.display.shift||E.doc.extend||N.empty()?Ma(E.doc,N.head,r,i,E.options.rtlMoveVisually):r<0?N.from():N.to()},ve)}),deleteH:Qt(function(r,i){var E=this.doc.sel,N=this.doc;E.somethingSelected()?N.replaceSelection("",null,"+delete"):Pn(this,function(K){var G=Ma(N,K.head,r,i,!1);return r<0?{from:G,to:K.head}:{from:K.head,to:G}})}),findPosV:function(r,i,E,N){var K=1,G=N;i<0&&(K=-1,i=-i);for(var Y=ut(this.doc,r),ae=0;ae<i;++ae){var ce=br(this,Y,"div");if(G==null?G=ce.left:ce.left=G,Y=Ts(this,ce,K,E),Y.hitSide)break}return Y},moveV:Qt(function(r,i){var E=this,N=this.doc,K=[],G=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ae){if(G)return r<0?ae.from():ae.to();var ce=br(E,ae.head,"div");ae.goalColumn!=null&&(ce.left=ae.goalColumn),K.push(ce.left);var xe=Ts(E,ce,r,i);return i=="page"&&ae==N.sel.primary()&&ma(E,ia(E,xe,"div").top-ce.top),xe},ve),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,E=rt(i,r.line).text,N=r.ch,K=r.ch;if(E){var G=this.getHelper(r,"wordChars");(r.sticky=="before"||K==E.length)&&N?--N:++K;for(var Y=E.charAt(N),ae=Oe(Y,G)?function(ce){return Oe(ce,G)}:/\s/.test(Y)?function(ce){return/\s/.test(ce)}:function(ce){return!/\s/.test(ce)&&!Oe(ce)};N>0&&ae(E.charAt(N-1));)--N;for(;K<E.length&&ae(E.charAt(K));)++K}return new Et(Fe(r.line,N),Fe(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"):f(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:Qt(function(r,i){qn(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Sr(this)-this.display.barHeight,width:r.scrollWidth-Sr(this)-this.display.barWidth,clientHeight:ta(this),clientWidth:tn(this)}},scrollIntoView:Qt(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:Fe(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?Js(this,r):mo(this,r.from,r.to,r.margin)}),setSize:Qt(function(r,i){var E=this,N=function(G){return typeof G=="number"||/^\d+$/.test(String(G))?G+"px":G};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(G){if(G.widgets){for(var Y=0;Y<G.widgets.length;Y++)if(G.widgets[Y].noHScroll){Br(E,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,Re(this,"refresh",this)}),operation:function(r){return ir(this,r)},startOperation:function(){return ln(this)},endOperation:function(){return un(this)},refresh:Qt(function(){var r=this.display.cachedTextHeight;Zt(this),this.curOp.forceUpdate=!0,Jn(this),qn(this,this.doc.scrollLeft,this.doc.scrollTop),va(this.display),(r==null||Math.abs(r-Tn(this.display))>.5||this.options.lineWrapping)&&da(this),Re(this,"refresh",this)}),swapDoc:Qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Do(this,r),Jn(this),this.display.input.reset(),qn(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(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}},de(e),e.registerHelper=function(r,i,E){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=E},e.registerGlobalHelper=function(r,i,E,N){e.registerHelper(r,i,N),n[r]._global.push({pred:E,val:N})}}function Ma(e,t,n,r,i){var E=t,N=n,K=rt(e,t.line),G=i&&e.direction=="rtl"?-n:n;function Y(){var Je=t.line+G;return Je<e.first||Je>=e.first+e.size?!1:(t=new Fe(Je,t.ch,t.sticky),K=rt(e,Je))}function ae(Je){var Ve;if(r=="codepoint"){var qe=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(qe)?Ve=null:Ve=new Fe(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(qe>=55296&&qe<56320?2:1))),-n)}else i?Ve=Ml(e.cm,K,t,n):Ve=La(K,t,n);if(Ve==null)if(!Je&&Y())t=Da(i,e.cm,K,t.line,G);else return!1;else t=Ve;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var ce=null,xe=r=="group",be=e.cm&&e.cm.getHelper(t,"wordChars"),_e=!0;!(n<0&&!ae(!_e));_e=!1){var Ie=K.text.charAt(t.ch)||`
`,Ne=Oe(Ie,be)?"w":xe&&Ie==`
`?"n":!xe||/\s/.test(Ie)?null:"p";if(xe&&!_e&&!Ne&&(Ne="s"),ce&&ce!=Ne){n<0&&(n=1,ae(),t.sticky="after");break}if(Ne&&(ce=Ne),n>0&&!ae(!_e))break}var ze=Hi(e,t,E,N,!0);return Ge(E,ze)&&(ze.hitSide=!0),ze}function Ts(e,t,n,r){var i=e.doc,E=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),G=Math.max(K-.5*Tn(e.display),3);N=(n>0?t.bottom:t.top)+n*G}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=oa(e,E,N),!Y.outside);){if(n<0?N<=0:N>=i.height){Y.hitSide=!0;break}N+=n*5}return Y}var xt=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};xt.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 E(K){for(var G=K.target;G;G=G.parentNode){if(G==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(G.className))break}return!1}Ce(i,"paste",function(K){if(!E(K)||Ue(r,K)||vs(K,r))return;I<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Ce(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Ce(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Ce(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ce(i,"touchstart",function(){return n.forceCompositionEnd()}),Ce(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!E(K)||Ue(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 G=bs(r);Yi({lineWise:!0,text:G.text}),K.type=="cut"&&r.operation(function(){r.setSelections(G.ranges,0,me),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var Y=xr.text.join(`
`);if(K.clipboardData.setData("Text",Y),K.clipboardData.getData("Text")==Y){K.preventDefault();return}}var ae=xs(),ce=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),ce.value=xr.text.join(`
`);var xe=document.activeElement;W(ce),setTimeout(function(){r.display.lineSpace.removeChild(ae),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Ce(i,"copy",N),Ce(i,"cut",N)},xt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},xt.prototype.prepareSelection=function(){var e=lo(this.cm,!1);return e.focus=document.activeElement==this.div,e},xt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},xt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},xt.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 E=$i(t,e.anchorNode,e.anchorOffset),N=$i(t,e.focusNode,e.focusOffset);if(E&&!E.bad&&N&&!N.bad&&dt($r(E,N),r)==0&&dt(mn(E,N),i)==0)return;var K=t.display.view,G=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 ae=K[K.length-1].measure,ce=ae.maps?ae.maps[ae.maps.length-1]:ae.map;Y={node:ce[ce.length-1],offset:ce[ce.length-2]-ce[ce.length-3]}}if(!G||!Y){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),be;try{be=g(G.node,G.offset,Y.offset,Y.node)}catch(_e){}be&&(!L&&t.state.focused?(e.collapse(G.node,G.offset),be.collapsed||(e.removeAllRanges(),e.addRange(be))):(e.removeAllRanges(),e.addRange(be)),xe&&e.anchorNode==null?e.addRange(xe):L&&this.startGracePeriod()),this.rememberSelection()},xt.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)},xt.prototype.showMultipleSelections=function(e){d(this.cm.display.cursorDiv,e.cursors),d(this.cm.display.selectionDiv,e.selection)},xt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},xt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return b(this.div,t)},xt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},xt.prototype.blur=function(){this.div.blur()},xt.prototype.getField=function(){return this.div},xt.prototype.supportsTouch=function(){return!0},xt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():ir(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)},xt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},xt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&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=$i(t,e.focusNode,e.focusOffset);n&&r&&ir(t,function(){Yt(t.doc,Wr(n,r),me),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},xt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,rt(e.doc,r.line-1).length)),i.ch==rt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var E,N,K;r.line==t.viewFrom||(E=an(e,r.line))==0?(N=bt(t.view[0].line),K=t.view[0].node):(N=bt(t.view[E].line),K=t.view[E-1].node.nextSibling);var G=an(e,i.line),Y,ae;if(G==t.view.length-1?(Y=t.viewTo-1,ae=t.lineDiv.lastChild):(Y=bt(t.view[G+1].line)-1,ae=t.view[G+1].node.previousSibling),!K)return!1;for(var ce=e.doc.splitLines(tu(e,K,ae,N,Y)),xe=Ar(e.doc,Fe(N,0),Fe(Y,rt(e.doc,Y).text.length));ce.length>1&&xe.length>1;)if(Q(ce)==Q(xe))ce.pop(),xe.pop(),Y--;else if(ce[0]==xe[0])ce.shift(),xe.shift(),N++;else break;for(var be=0,_e=0,Ie=ce[0],Ne=xe[0],ze=Math.min(Ie.length,Ne.length);be<ze&&Ie.charCodeAt(be)==Ne.charCodeAt(be);)++be;for(var Je=Q(ce),Ve=Q(xe),qe=Math.min(Je.length-(ce.length==1?be:0),Ve.length-(xe.length==1?be:0));_e<qe&&Je.charCodeAt(Je.length-_e-1)==Ve.charCodeAt(Ve.length-_e-1);)++_e;if(ce.length==1&&xe.length==1&&N==r.line)for(;be&&be>r.ch&&Je.charCodeAt(Je.length-_e-1)==Ve.charCodeAt(Ve.length-_e-1);)be--,_e++;ce[ce.length-1]=Je.slice(0,Je.length-_e).replace(/^\u200b+/,""),ce[0]=ce[0].slice(be).replace(/\u200b+$/,"");var lt=Fe(N,be),at=Fe(Y,xe.length?Q(xe).length-_e:0);if(ce.length>1||ce[0]||dt(lt,at))return Rn(e.doc,ce,lt,at,"+input"),!0},xt.prototype.ensurePolled=function(){this.forceCompositionEnd()},xt.prototype.reset=function(){this.forceCompositionEnd()},xt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},xt.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)},xt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&ir(this.cm,function(){return 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0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return l({},d,a)}function h(d){var a=d.loader;if(a!==p.default&&a!==T.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),d.progressive=!1;else{var v=Object(p.fetchSupported)();v&&(d.loader=p.default,d.progressive=!0,d.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/polyfills/number.ts"),U=L("./src/utils/ewma-bandwidth-estimator.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),O=L("./src/types/loader.ts"),D=L("./src/utils/logger.ts");function x(C,T){for(var p=0;p<T.length;p++){var u=T[p];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function A(C,T,p){return T&&x(C.prototype,T),p&&x(C,p),C}var P=function(){function C(p){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=p;var u=p.config;this.bwEstimator=new U.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var T=C.prototype;return T.registerListeners=function(){var u=this.hls;u.on(R.Events.FRAG_LOADING,this.onFragLoading,this),u.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(R.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var u=this.hls;u.off(R.Events.FRAG_LOADING,this.onFragLoading,this),u.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(R.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},T.onFragLoading=function(u,o){var s=o.frag;if(s.type===O.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=s,this.partCurrent=(l=o.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},T.onLevelLoaded=function(u,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},T._abandonRulesCheck=function(){var u=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.autoLevelEnabled,S=s.config,c=s.media;if(!u||!c)return;var m=o?o.stats:u.stats,w=o?o.duration:u.duration;if(m.aborted){D.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||c.paused||!c.playbackRate||!c.readyState)return;var y=performance.now()-m.loading.start,f=Math.abs(c.playbackRate);if(y<=500*w/f)return;var h=s.levels,d=s.minAutoLevel,a=h[u.level],v=m.total||Math.max(m.loaded,Math.round(w*a.maxBitrate/8)),g=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/y),b=(v-m.loaded)/g,M=c.currentTime,F=(B.BufferHelper.bufferInfo(c,M,S.maxBufferHole).end-M)/f;if(F>=2*w/f||b<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=u.level-1;W>d;W--){var _=h[W].maxBitrate;if(j=w*_/(8*.8*g),j<F)break}if(j>=b)return;var k=this.bwEstimator.getEstimate();D.logger.warn("Fragment "+u.sn+(o?" part "+o.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(z.isFiniteNumber)(k)?(k/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+b.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(y,m.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),s.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:m})},T.onFragLoaded=function(u,o){var s=o.frag,l=o.part;if(s.type===O.PlaylistLevelType.MAIN&&Object(z.isFiniteNumber)(s.sn)){var S=l?l.stats:s.stats,c=l?l.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,y=(m.loaded?m.loaded.duration:0)+c;m.loaded={bytes:w,duration:y},m.realBitrate=Math.round(8*w/y)}if(s.bitrateTest){var f={stats:S,frag:s,part:l,id:s.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,f),s.bitrateTest=!1}}},T.onFragBuffered=function(u,o){var s=o.frag,l=o.part,S=l?l.stats:s.stats;if(S.aborted)return;if(s.type!==O.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var c=S.parsing.end-S.loading.start;this.bwEstimator.sample(c,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=c/1e3:this.bitrateTestDelay=0},T.onError=function(u,o){switch(o.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.maxAutoLevel,S=s.config,c=s.minAutoLevel,m=s.media,w=o?o.duration:u?u.duration:0,y=m?m.currentTime:0,f=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,d=(B.BufferHelper.bufferInfo(m,y,S.maxBufferHole).end-y)/f,a=this.findBestLevel(h,c,l,d,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;D.logger.trace((d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=w?Math.min(w,S.maxStarvationDelay):S.maxStarvationDelay,g=S.abrBandWidthFactor,b=S.abrBandWidthUpFactor;if(!d){var M=this.bitrateTestDelay;if(M){var F=w?Math.min(w,S.maxLoadingDelay):S.maxLoadingDelay;v=F-M,D.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=b=1}}return a=this.findBestLevel(h,c,l,d+v,g,b),Math.max(a,0)},T.findBestLevel=function(u,o,s,l,S,c){for(var m,w=this.fragCurrent,y=this.partCurrent,f=this.lastLoadedFragLevel,h=this.hls.levels,d=h[f],a=!!(d!=null&&(m=d.details)!==null&&m!==void 0&&m.live),v=d==null?void 0:d.codecSet,g=y?y.duration:w?w.duration:0,b=s;b>=o;b--){var M=h[b];if(!M||v&&M.codecSet!==v)continue;var F=M.details,j=(y?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||g,W=void 0;b<=f?W=S*u:W=c*u;var _=h[b].maxBitrate,k=_*j/W;if(D.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+b+"/"+Math.round(W)+"/"+_+"/"+j+"/"+l+"/"+k),W>_&&(!k||a&&!this.bitrateTestDelay||k<l))return b}return-1},A(C,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,o=this.bwEstimator;if(u!==-1&&(!o||!o.canEstimate()))return u;var s=this.getNextABRAutoLevel();return u!==-1&&(s=Math.min(u,s)),s},set:function(u){this._nextAutoLevel=u}}]),C}();V.default=P},"./src/controller/audio-stream-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/polyfills/number.ts"),U=L("./src/controller/base-stream-controller.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),I=L("./src/controller/fragment-tracker.ts"),O=L("./src/types/level.ts"),D=L("./src/types/loader.ts"),x=L("./src/loader/fragment.ts"),A=L("./src/demux/chunk-cache.ts"),P=L("./src/demux/transmuxer-interface.ts"),C=L("./src/types/transmuxer.ts"),T=L("./src/controller/fragment-finders.ts"),p=L("./src/utils/discontinuities.ts"),u=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function s(){return s=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(w[h]=f[h])}return w},s.apply(this,arguments)}function l(w,y){w.prototype=Object.create(y.prototype),w.prototype.constructor=w,S(w,y)}function S(w,y){return S=Object.setPrototypeOf||function(h,d){return h.__proto__=d,h},S(w,y)}var c=100,m=function(w){l(y,w);function y(h,d){var a;return a=w.call(this,h,d,"[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 f=y.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var d=this.hls;d.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(R.Events.ERROR,this.onError,this),d.on(R.Events.BUFFER_RESET,this.onBufferReset,this),d.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var d=this.hls;d.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(R.Events.ERROR,this.onError,this),d.off(R.Events.BUFFER_RESET,this.onBufferReset,this),d.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(d,a){var v=a.frag,g=a.id,b=a.initPTS;if(g==="main"){var M=v.cc;this.initPTS[v.cc]=b,this.log("InitPTS for cc: "+M+" found from main: "+b),this.videoTrackCC=M,this.state===U.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=U.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(c),this.fragLoadError=0,a>0&&d===-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=d,this.tick()},f.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_TRACK:{var d,a=this.levels,v=this.trackId,g=a==null||((d=a[v])===null||d===void 0)?void 0:d.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=U.State.WAITING_INIT_PTS}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var b,M=performance.now(),F=this.retryDate;(!F||M>=F||(b=this.media)!==null&&b!==void 0&&b.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,_=j.part,k=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=k.flush(),q={frag:W,part:_,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),me=Object(T.fragmentWithinToleranceTest)(Ee.end,this.config.maxFragLookUpTolerance,W);me<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()},f.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.IDLE)},f.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:d,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},f.doTickIdle=function(){var d,a,v=this.hls,g=this.levels,b=this.media,M=this.trackId,F=v.config;if(!g||!g[M])return;if(!b&&(this.startFragRequested||!F.startFragPrefetch))return;var j=g[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,D.PlaylistLevelType.AUDIO));var _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,D.PlaylistLevelType.AUDIO);if(_===null)return;var k=_.len,H=this.getMaxBufferLength(),X=this.audioSwitch;if(k>=H&&!X)return;if(!X&&this._streamEnded(_,W)){v.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=U.State.ENDED;return}var q=W.fragments,re=q[0].start,Ee=_.end;if(X){var me=this.getLoadPosition();Ee=me,W.PTSKnown&&me<re&&((_.end>re||_.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),b.currentTime=re+.05))}var Se=this.getNextFragment(Ee,W);if(!Se){this.bufferFlushed=!0;return}((d=Se.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((a=Se.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(Se,W):this.loadFragment(Se,W,Ee)},f.getMaxBufferLength=function(){var d=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return a===null?d:Math.max(d,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(d,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(g){return new O.Level(g)})},f.onAudioTrackSwitching=function(d,a){var v=!!a.url;this.trackId=a.id;var g=this.fragCurrent;g!=null&&g.loader&&g.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),v?this.setInterval(c):this.resetTransmuxer(),v?(this.audioSwitch=!0,this.state=U.State.IDLE):this.state=U.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(d,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(d,a){var v,g=this.levels,b=a.details,M=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var F=g[M],j=0;if(b.live||(v=F.details)!==null&&v!==void 0&&v.live){var W=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!W)return;!F.details&&b.hasProgramDateTime&&W.hasProgramDateTime?(Object(p.alignMediaPlaylistByPDT)(b,W),j=b.fragments[0].start):j=this.alignPlaylists(b,F.details)}F.details=b,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(F.details,j),this.state===U.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=U.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(d){var a,v=d.frag,g=d.part,b=d.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 "+v.sn+" of level "+v.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var _=W.details;console.assert(_,"Audio track details are defined on fragment load progress");var k=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new P.default(this.hls,D.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[v.cc],q=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(X!==void 0){var re=!1,Ee=g?g.index:-1,me=Ee!==-1,Se=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,b.byteLength,Ee,me);H.push(b,q,k,"",v,g,_.totalduration,re,Se,X)}else{o.logger.log("Unknown video PTS for cc "+v.cc+", waiting for video PTS before demuxing audio frag "+v.sn+" of ["+_.startSN+" ,"+_.endSN+"],track "+F);var ve=this.waitingData=this.waitingData||{frag:v,part:g,cache:new A.default,complete:!1},fe=ve.cache;fe.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=U.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,d)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(d,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(d,a){var v=a.frag,g=a.part;if(v.type!==D.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(g?" p: "+g.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,g)},f.onError=function(d,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.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 u.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var v=!0,g=this.getFwdBufferInfo(this.mediaBuffer,D.PlaylistLevelType.AUDIO);g&&g.len>.5&&(v=!this.reduceMaxBufferLength(g.len)),v&&(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}},f.onBufferFlushed=function(d,a){var v=a.type;v===x.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(d){var a,v="audio",g=this.hls,b=d.remuxResult,M=d.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,_=b.audio,k=b.text,H=b.id3,X=b.initSegment;if(this.fragContextChanged(j))return;if(this.state=U.State.PARSING,this.audioSwitch&&_&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,j,M),g.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:v,tracks:X.tracks})),_){var q=_.startPTS,re=_.endPTS,Ee=_.startDTS,me=_.endDTS;W&&(W.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:re,startDTS:Ee,endDTS:me}),j.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,q,re,Ee,me),this.bufferFragmentData(_,j,W,M)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var Se=s({frag:j,id:v},H);g.trigger(R.Events.FRAG_PARSING_METADATA,Se)}if(k){var ve=s({frag:j,id:v},k);g.trigger(R.Events.FRAG_PARSING_USERDATA,ve)}},f._bufferInitSegment=function(d,a,v){if(this.state!==U.State.PARSING)return;d.video&&delete d.video;var g=d.audio;if(!g)return;g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,d);var b=g.initSegment;if(b!=null&&b.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:b};this.hls.trigger(R.Events.BUFFER_APPENDING,M)}this.tick()},f.loadFragment=function(d,a,v){var g=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||g===I.FragmentState.NOT_LOADED||g===I.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):a.live&&!Object(z.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=U.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,d,a,v)))},f.completeAudioSwitch=function(){var d=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:v})},y}(U.default);V.default=m},"./src/controller/audio-track-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),U=L("./src/errors.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function I(P,C){for(var T=0;T<C.length;T++){var p=C[T];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(P,p.key,p)}}function O(P,C,T){return C&&I(P.prototype,C),T&&I(P,T),P}function D(P,C){P.prototype=Object.create(C.prototype),P.prototype.constructor=P,x(P,C)}function x(P,C){return x=Object.setPrototypeOf||function(p,u){return p.__proto__=u,p},x(P,C)}var A=function(P){D(C,P);function C(p){var u;return u=P.call(this,p,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var T=C.prototype;return T.registerListeners=function(){var u=this.hls;u.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(z.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var u=this.hls;u.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(z.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,P.prototype.destroy.call(this)},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},T.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(u,o){var s=o.id,l=o.details,S=this.tracksInGroup[s];if(!S){this.warn("Invalid audio track id "+s);return}var c=S.details;S.details=o.details,this.log("audioTrack "+s+" loaded ["+l.startSN+"-"+l.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,c))},T.onLevelLoading=function(u,o){this.switchLevel(o.level)},T.onLevelSwitching=function(u,o){this.switchLevel(o.level)},T.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var l=this.tracks.filter(function(c){return!s||c.groupId===s});this.selectDefaultTrack&&!l.some(function(c){return c.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var S={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},T.onError=function(u,o){if(P.prototype.onError.call(this,u,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)},T.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=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 "+u);var l=o[u],S=l.id,c=l.groupId,m=c===void 0?"":c,w=l.name,y=l.type,f=l.url;if(this.trackId=u,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:m,name:w,type:y,url:f}),l.details&&!l.details.live)return;var h=this.switchParams(l.url,s==null?void 0:s.details);this.loadPlaylist(h)},T.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.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(z.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(u){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var l=o[s];if((!this.selectDefaultTrack||l.default)&&(!u||u===l.name))return l.id}return-1},T.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,l=o.groupId,S=o.url;if(u)try{S=u.addDirectives(S)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(z.Events.AUDIO_TRACK_LOADING,{url:S,id:s,groupId:l,deliveryDirectives:u||null})}},O(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),C}(R.default);V.default=A},"./src/controller/base-playlist-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return O});var z=L("./src/polyfills/number.ts"),U=L("./src/types/level.ts"),R=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),I=L("./src/errors.ts"),O=function(){function D(A,P){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,P+":"),this.warn=B.logger.warn.bind(B.logger,P+":"),this.hls=A}var x=D.prototype;return x.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},x.onError=function(P,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(P,C){var T=C==null?void 0:C.renditionReports;if(T)for(var p=0;p<T.length;p++){var u=T[p],o=""+u.URI;if(o===P.substr(-o.length)){var s=parseInt(u["LAST-MSN"]),l=parseInt(u["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);l!==void 0&&S>C.partTarget&&(l+=1)}if(Object(z.isFiniteNumber)(s))return new U.HlsUrlParameters(s,Object(z.isFiniteNumber)(l)?l:void 0,U.HlsSkip.No)}}},x.loadPlaylist=function(P){},x.shouldLoadTrack=function(P){return this.canLoad&&P&&!!P.url&&(!P.details||P.details.live)},x.playlistLoaded=function(P,C,T){var p=this,u=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-s,u.live||T!=null&&T.live){if(u.reloaded(T),T&&this.log("live playlist "+P+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),T&&u.fragments.length>0&&Object(R.mergeDetails)(T,u),!this.canLoad||!u.live)return;var l,S=void 0,c=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var m=this.hls.config.lowLatencyMode,w=u.lastPartSn,y=u.endSN,f=u.lastPartIndex,h=f!==-1,d=w===y,a=m?0:f;h?(S=d?y+1:w,c=d?a:f+1):S=y+1;var v=u.age,g=v+u.ageHeader,b=Math.min(g-u.partTarget,u.targetduration*1.5);if(b>0){if(T&&b>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+b+" with playlist age: "+u.age),b=0;else{var M=Math.floor(b/u.targetduration);if(S+=M,c!==void 0){var F=Math.round(b%u.targetduration/u.partTarget);c+=F}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+b+" skip sn "+M+" to part "+c)}u.tuneInGoal=b}if(l=this.getDeliveryDirectives(u,C.deliveryDirectives,S,c),m||!d){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(u,C.deliveryDirectives,S,c);var j=Object(R.computeReloadInterval)(u,o);S!==void 0&&u.canBlockReload&&(j-=u.partTarget||1),this.log("reload live playlist "+P+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return p.loadPlaylist(l)},j)}else this.clearTimer()},x.getDeliveryDirectives=function(P,C,T,p){var u=Object(U.getSkipValue)(P,T);return C!=null&&C.skip&&P.deltaUpdateFailed&&(T=C.msn,p=C.part,u=U.HlsSkip.No),new U.HlsUrlParameters(T,p,u)},x.retryLoadingOrFail=function(P){var C=this,T=this.hls.config,p=this.retryCount<T.levelLoadingMaxRetry;if(p){var u;if(this.retryCount++,P.details.indexOf("LoadTimeOut")>-1&&(u=P.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+P.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*T.levelLoadingRetryDelay,T.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+P.details+'"')}}else this.warn('cannot recover from error "'+P.details+'"'),this.clearTimer(),P.fatal=!0;return p},D}()},"./src/controller/base-stream-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"State",function(){return y}),L.d(V,"default",function(){return f});var z=L("./src/polyfills/number.ts"),U=L("./src/task-loop.ts"),R=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),I=L("./src/utils/logger.ts"),O=L("./src/events.ts"),D=L("./src/errors.ts"),x=L("./src/types/transmuxer.ts"),A=L("./src/utils/mp4-tools.ts"),P=L("./src/utils/discontinuities.ts"),C=L("./src/controller/fragment-finders.ts"),T=L("./src/controller/level-helper.ts"),p=L("./src/loader/fragment-loader.ts"),u=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),s=L("./src/types/loader.ts");function l(h,d){for(var a=0;a<d.length;a++){var v=d[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(h,v.key,v)}}function S(h,d,a){return d&&l(h.prototype,d),a&&l(h,a),h}function c(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function m(h,d){h.prototype=Object.create(d.prototype),h.prototype.constructor=h,w(h,d)}function w(h,d){return w=Object.setPrototypeOf||function(v,g){return v.__proto__=g,v},w(h,d)}var y={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"},f=function(h){m(d,h);function d(v,g,b){var M;return M=h.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=y.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=b,M.log=I.logger.log.bind(I.logger,b+":"),M.warn=I.logger.warn.bind(I.logger,b+":"),M.hls=v,M.fragmentLoader=new p.default(v.config),M.fragmentTracker=g,M.config=v.config,M.decrypter=new u.default(v,v.config),v.on(O.Events.KEY_LOADED,M.onKeyLoaded,c(M)),M}var a=d.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(g){},a.stopLoad=function(){this.fragmentLoader.abort();var g=this.fragCurrent;g&&this.fragmentTracker.removeFragment(g),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(g,b){var M=this.fragCurrent,F=this.fragmentTracker;if(!b.live&&M&&M.sn===b.endSN&&!g.nextStart){var j=F.getState(M);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(g,b){var M=this.media=this.mediaBuffer=b.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===y.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var g=this.media;g!=null&&g.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),g&&(g.removeEventListener("seeking",this.onvseeking),g.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 g=this.config,b=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,_=B.BufferHelper.bufferInfo(F||M,W,g.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===y.ENDED)this.resetLoadingState();else if(b&&!_.len){var k=g.maxFragLookUpTolerance,H=b.start-k,X=b.start+b.duration+k,q=W>X;(W<H||q)&&(q&&b.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),b.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!_.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(g,b){if(this.state!==y.KEY_LOADING||b.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var M=this.levels[b.frag.level].details;M&&this.loadFragment(b.frag,M,b.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(O.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,h.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(g,b){this.log("Loading key for "+g.sn+" of ["+b.startSN+"-"+b.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=y.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(O.Events.KEY_LOADING,{frag:g})},a.loadFragment=function(g,b,M){this._loadFragForPlayback(g,b,M)},a._loadFragForPlayback=function(g,b,M){var F=this,j=function(_){if(F.fragContextChanged(g)){F.warn("Fragment "+g.sn+(_.part?" p: "+_.part.index:"")+" of level "+g.level+" was dropped during download."),F.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,F._handleFragmentLoadProgress(_)};this._doFragLoad(g,b,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var _=F.state;if(F.fragContextChanged(g)){(_===y.FRAG_LOADING||_===y.BACKTRACKING||!F.fragCurrent&&_===y.PARSING)&&(F.fragmentTracker.removeFragment(g),F.state=y.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+g.sn+" of level "+g.level),F.hls.trigger(O.Events.FRAG_LOADED,W),F.state===y.BACKTRACKING)){F.fragmentTracker.backtrack(g,W),F.resetFragmentLoading(g);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(g)})},a.flushMainBuffer=function(g,b,M){if(M===void 0&&(M=null),!(g-b))return;var F={startOffset:g,endOffset:b,type:M};this.fragLoadError=0,this.hls.trigger(O.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(g){var b=this;this._doFragLoad(g).then(function(M){if(!M||b.fragContextChanged(g)||!b.levels)throw new Error("init load aborted");return M}).then(function(M){var F=b.hls,j=M.payload,W=g.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var _=self.performance.now();return b.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(k){var H=self.performance.now();return F.trigger(O.Events.FRAG_DECRYPTED,{frag:g,payload:k,stats:{tstart:_,tdecrypt:H}}),M.payload=k,M})}return M}).then(function(M){var F=b.fragCurrent,j=b.hls,W=b.levels;if(!W)throw new Error("init load aborted, missing levels");var _=W[g.level].details;console.assert(_,"Level details are defined when init segment is loaded");var k=g.stats;b.state=y.IDLE,b.fragLoadError=0,g.data=new Uint8Array(M.payload),k.parsing.start=k.buffering.start=self.performance.now(),k.parsing.end=k.buffering.end=self.performance.now(),M.frag===F&&j.trigger(O.Events.FRAG_BUFFERED,{stats:k,frag:F,part:null,id:g.type}),b.tick()}).catch(function(M){b.warn(M),b.resetFragmentLoading(g)})},a.fragContextChanged=function(g){var b=this.fragCurrent;return!g||!b||g.level!==b.level||g.sn!==b.sn||g.urlId!==b.urlId},a.fragBufferedComplete=function(g,b){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(b?" part: "+b.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var b=this.transmuxer;if(!b)return;var M=g.frag,F=g.part,j=g.partsLoaded,W=!j||j.length===0||j.some(function(k){return!k}),_=new x.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);b.flush(_)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,b,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(g.start,M||0),this.config.lowLatencyMode&&b){var W=b.partList;if(W&&F){M>g.end&&b.fragmentHint&&(g=b.fragmentHint);var _=this.getNextPart(W,g,M);if(_>-1){var k=W[_];return this.log("Loading part sn: "+g.sn+" p: "+k.index+" cc: "+g.cc+" of playlist ["+b.startSN+"-"+b.endSN+"] parts [0-"+_+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=k.start+k.duration,this.state=y.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:g,part:W[_],targetBufferTime:M}),this.doFragPartsLoad(g,W,_,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!g.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(b?"of ["+b.startSN+"-"+b.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(M.toFixed(3))),Object(z.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=y.FRAG_LOADING,this.hls.trigger(O.Events.FRAG_LOADING,{frag:g,targetBufferTime:M}),this.fragmentLoader.load(g,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(g,b,M,F){var j=this;return new Promise(function(W,_){var k=[],H=function X(q){var re=b[q];j.fragmentLoader.loadPart(g,re,F).then(function(Ee){k[re.index]=Ee;var me=Ee.part;j.hls.trigger(O.Events.FRAG_LOADED,Ee);var Se=b[q+1];if(Se&&Se.fragment===g)X(q+1);else return W({frag:g,part:me,partsLoaded:k})}).catch(_)};H(M)})},a.handleFragLoadError=function(g){var b=g.data;return b&&b.details===D.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(b.frag,b.part):this.hls.trigger(O.Events.ERROR,b),null},a._handleTransmuxerFlush=function(g){var b=this.getCurrentContext(g);if(!b||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var M=b.frag,F=b.part,j=b.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,g.partial)},a.getCurrentContext=function(g){var b=this.levels,M=g.level,F=g.sn,j=g.part;if(!b||!b[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=b[M],_=j>-1?Object(T.getPartWith)(W,F,j):null,k=_?_.fragment:Object(T.getFragmentWithSN)(W,F,this.fragCurrent);return k?{frag:k,part:_,level:W}:null},a.bufferFragmentData=function(g,b,M,F){if(!g||this.state!==y.PARSING)return;var j=g.data1,W=g.data2,_=j;if(j&&W&&(_=Object(A.appendUint8Array)(j,W)),!_||!_.length)return;var k={type:g.type,frag:b,part:M,chunkMeta:F,parent:b.type,data:_};this.hls.trigger(O.Events.BUFFER_APPENDING,k),g.dropped&&g.independent&&!M&&this.flushBufferGap(b)},a.flushBufferGap=function(g){var b=this.media;if(!b)return;if(!B.BufferHelper.isBuffered(b,b.currentTime)){this.flushMainBuffer(0,g.start);return}var M=b.currentTime,F=B.BufferHelper.bufferInfo(b,M,0),j=g.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),_=Math.max(Math.min(g.start-W,F.end-W),M+W);g.start-_>W&&this.flushMainBuffer(_,g.start)},a.getFwdBufferInfo=function(g,b){var M=this.config,F=this.getLoadPosition();if(!Object(z.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(g,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,b);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(g,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(g){var b=this.config,M;return g?M=Math.max(8*b.maxBufferSize/g,b.maxBufferLength):M=b.maxBufferLength,Math.min(M,b.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var b=this.config,M=g||b.maxBufferLength;return b.maxMaxBufferLength>=M?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,b){var M,F,j=b.fragments,W=j.length;if(!W)return null;var _=this.config,k=j[0].start,H;if(b.live){var X=_.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!b.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(b,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:g)}else g<=k&&(H=j[0]);if(!H){var q=_.lowLatencyMode?b.partEnd:b.fragmentEnd;H=this.getFragmentAtPosition(g,q,b)}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(g,b,M){for(var F=-1,j=!1,W=!0,_=0,k=g.length;_<k;_++){var H=g[_];if(W=W&&!H.independent,F>-1&&M<H.start)break;var X=H.loaded;!X&&(j||H.independent||W)&&H.fragment===b&&(F=_),j=X}return F},a.loadedEndOfParts=function(g,b){var M=g[g.length-1];return M&&b>M.start&&M.loaded},a.getInitialLiveFragment=function(g,b){var M=this.fragPrevious,F=null;if(M){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(C.findFragmentByPDT)(b,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=g.startSN&&j<=g.endSN){var W=b[j-g.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)(b,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var _=this.hls.liveSyncPosition;_!==null&&(F=this.getFragmentAtPosition(_,this.bitrateTest?g.fragmentEnd:g.edge,g))}return F},a.getFragmentAtPosition=function(g,b,M){var F=this.config,j=this.fragPrevious,W=M.fragments,_=M.endSN,k=M.fragmentHint,H=F.maxFragLookUpTolerance,X=!!(F.lowLatencyMode&&M.partList&&k);X&&k&&!this.bitrateTest&&(W=W.concat(k),_=k.sn);var q;if(g<b){var re=g>b-H?0:H;q=Object(C.findFragmentByPTS)(j,W,g,re)}else q=W[W.length-1];if(q){var Ee=q.sn-M.startSN,me=j&&q.level===j.level,Se=W[Ee+1],ve=this.fragmentTracker.getState(q);if(ve===R.FragmentState.BACKTRACKED){q=null;for(var fe=Ee;W[fe]&&this.fragmentTracker.getState(W[fe])===R.FragmentState.BACKTRACKED;)j?q=W[fe--]:q=W[--fe];q||(q=Se)}else j&&q.sn===j.sn&&!X&&(me&&(q.sn<_&&this.fragmentTracker.getState(Se)!==R.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+Se.sn),q=Se):q=null))}return q},a.synchronizeToLiveEdge=function(g){var b=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=g.fragments[0].start,_=g.edge,k=j>=W-b.maxFragLookUpTolerance&&j<=_;if(F!==null&&M.duration>F&&(j<F||!k)){var H=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*g.targetduration;(!k&&M.readyState<4||j<_-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: "+_+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(g,b){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,_=g.fragments.length;if(!_)return this.warn("No fragments in live playlist"),0;var k=g.fragments[0].start,H=!b,X=g.alignedSliding&&Object(z.isFiniteNumber)(k);if(H||!X&&!k){Object(P.alignStream)(j,W,g);var q=g.fragments[0].start;return this.log("Live playlist sliding: "+q.toFixed(2)+" start-sn: "+(b?b.startSN:"na")+"->"+g.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+_),q}return k},a.waitForCdnTuneIn=function(g){var b=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*b)},a.setStartPosition=function(g,b){var M=this.startPosition;if(M<b&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=g.startTimeOffset;Object(z.isFiniteNumber)(F)?(M=b+F,F<0&&(M+=g.totalduration),M=Math.min(Math.max(b,M),b+g.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):g.live?M=this.hls.liveSyncPosition||b:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var g=this.media,b=0;return this.loadedmetadata&&g?b=g.currentTime:this.nextLoadPosition&&(b=this.nextLoadPosition),b},a.handleFragLoadAborted=function(g,b){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(b?" part"+b.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},a.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(g,b){if(b.fatal)return;var M=b.frag;if(!M||M.type!==g)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 "+g+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else b.levelRetry?(g===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(I.logger.error(b.details+" reaches max retry, redispatch as fatal ..."),b.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(g,b,M){if(!g)return;var F=B.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(b,F,M),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var b=this.levels?this.levels[g].details:null;if(b!=null&&b.live)return this.startPosition=-1,this.setStartPosition(b,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(g,b,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var _=Object.keys(g.elementaryStreams).reduce(function(k,H){var X=g.elementaryStreams[H];if(X){var q=X.endPTS-X.startPTS;if(q<=0)return j.warn("Could not parse fragment "+g.sn+" "+H+" duration reliably ("+q+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),k||!1;var re=F?0:Object(T.updateFragPTSDTS)(W,g,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return j.hls.trigger(O.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:re,type:H,frag:g,start:X.startPTS,end:X.endPTS}),!0}return k},!1);_?(this.state=y.PARSED,this.hls.trigger(O.Events.FRAG_PARSED,{frag:g,part:b})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(d,[{key:"state",get:function(){return this._state},set:function(g){var b=this._state;b!==g&&(this._state=g,this.log(b+"->"+g))}}]),d}(U.default)},"./src/controller/buffer-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return C});var z=L("./src/polyfills/number.ts"),U=L("./src/events.ts"),R=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),I=L("./src/utils/buffer-helper.ts"),O=L("./src/utils/mediasource-helper.ts"),D=L("./src/loader/fragment.ts"),x=L("./src/controller/buffer-operation-queue.ts"),A=Object(O.getMediaSource)(),P=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(u){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,l=o.media,S=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),l&&(o.updateMediaElementDuration(),s.trigger(U.Events.MEDIA_ATTACHED,{media:l})),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=u,this._initSourceBuffer(),this.registerListeners()}var p=T.prototype;return p.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},p.destroy=function(){this.unregisterListeners(),this.details=null},p.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)},p.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)},p._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new x.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},p.onManifestParsed=function(o,s){var l=2;(s.audio&&!s.video||!s.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},p.onMediaAttaching=function(o,s){var l=this.media=s.media;if(l&&A){var S=this.mediaSource=new A;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(S),this._objectUrl=l.src}},p.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,l=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&&(l&&self.URL.revokeObjectURL(l),o.src===l?(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)},p.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var l=o.sourceBuffer[s];try{l&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(l),o.sourceBuffer[s]=void 0)}catch(S){R.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",S)}}),this._initSourceBuffer()},p.onBufferCodecs=function(o,s){var l=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(c){if(S){var m=l.tracks[c];if(m&&typeof m.buffer.changeType=="function"){var w=s[c],y=w.codec,f=w.levelCodec,h=w.container,d=(m.levelCodec||m.codec).replace(P,"$1"),a=(f||y).replace(P,"$1");if(d!==a){var v=h+";codecs="+(f||y);l.appendChangeType(c,v)}}}else l.pendingTracks[c]=s[c]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},p.appendChangeType=function(o,s){var l=this,S=this.operationQueue,c={execute:function(){var w=l.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(c,o)},p.onBufferAppending=function(o,s){var l=this,S=this.hls,c=this.operationQueue,m=this.tracks,w=s.data,y=s.type,f=s.frag,h=s.part,d=s.chunkMeta,a=d.buffering[y],v=self.performance.now();a.start=v;var g=f.stats.buffering,b=h?h.stats.buffering:null;g.start===0&&(g.start=v),b&&b.start===0&&(b.start=v);var M=m.audio,F=y==="audio"&&d.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var _=l.sourceBuffer[y];if(_){var k=f.start-_.timestampOffset;Math.abs(k)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+k+") sn: "+f.sn+")"),_.timestampOffset=f.start)}}l.appendExecutor(w,y)},onStart:function(){},onComplete:function(){var _=self.performance.now();a.executeEnd=a.end=_,g.first===0&&(g.first=_),b&&b.first===0&&(b.first=_);var k=l.sourceBuffer,H={};for(var X in k)H[X]=I.BufferHelper.getBuffered(k[X]);l.appendError=0,l.hls.trigger(U.Events.BUFFER_APPENDED,{type:y,frag:f,part:h,chunkMeta:d,parent:f.type,timeRanges:H})},onError:function(_){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",_);var k={type:B.ErrorTypes.MEDIA_ERROR,parent:f.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:_,fatal:!1};_.code===DOMException.QUOTA_EXCEEDED_ERR?k.details=B.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,k.details=B.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>S.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),k.fatal=!0)),S.trigger(U.Events.ERROR,k)}};c.append(j,y)},p.onBufferFlushing=function(o,s){var l=this,S=this.operationQueue,c=function(w){return{execute:l.removeExecutor.bind(l,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(U.Events.BUFFER_FLUSHED,{type:w})},onError:function(f){R.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",f)}}};s.type?S.append(c(s.type),s.type):this.getSourceBufferTypes().forEach(function(m){S.append(c(m),m)})},p.onFragParsed=function(o,s){var l=this,S=s.frag,c=s.part,m=[],w=c?c.elementaryStreams:S.elementaryStreams;w[D.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(w[D.ElementaryStreamTypes.AUDIO]&&m.push("audio"),w[D.ElementaryStreamTypes.VIDEO]&&m.push("video"));var y=function(){var h=self.performance.now();S.stats.buffering.end=h,c&&(c.stats.buffering.end=h);var d=c?c.stats:S.stats;l.hls.trigger(U.Events.FRAG_BUFFERED,{frag:S,part:c,stats:d,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(y,m)},p.onFragChanged=function(o,s){this.flushBackBuffer()},p.onBufferEos=function(o,s){var l=this,S=this.getSourceBufferTypes().reduce(function(c,m){var w=l.sourceBuffer[m];return(!s.type||s.type===m)&&(w&&!w.ended&&(w.ended=!0,R.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),c&&!!(!w||w.ended)},!0);S&&this.blockBuffers(function(){var c=l.mediaSource;if(!c||c.readyState!=="open")return;c.endOfStream()})},p.onLevelUpdated=function(o,s){var l=s.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},p.flushBackBuffer=function(){var o=this.hls,s=this.details,l=this.media,S=this.sourceBuffer;if(!l||s===null)return;var c=this.getSourceBufferTypes();if(!c.length)return;var m=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(z.isFiniteNumber)(m)||m<0)return;var w=l.currentTime,y=s.levelTargetDuration,f=Math.max(m,y),h=Math.floor(w/y)*y-f;c.forEach(function(d){var a=S[d];if(a){var v=I.BufferHelper.getBuffered(a);v.length>0&&h>v.start(0)&&(o.trigger(U.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),s.live&&o.trigger(U.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),o.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:d}))}})},p.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,l=this.media,S=this.mediaSource,c=o.fragments[0].start+o.totalduration,m=l.duration,w=Object(z.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)):(c>w&&c>m||!Object(z.isFiniteNumber)(m))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+c.toFixed(3)),S.duration=c)},p.updateSeekableRange=function(o){var s=this.mediaSource,l=o.fragments,S=l.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var c=Math.max(0,l[0].start),m=Math.max(c,c+o.totalduration);s.setLiveSeekableRange(c,m)}},p.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,l=this.pendingTracks,S=Object.keys(l).length;if(S&&!o||S===2){this.createSourceBuffers(l),this.pendingTracks={};var c=this.getSourceBufferTypes();if(c.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}c.forEach(function(m){s.executeNext(m)})}},p.createSourceBuffers=function(o){var s=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var c in o)if(!s[c]){var m=o[c];if(!m)throw Error("source buffer exists for track "+c+", however track does not");var w=m.levelCodec||m.codec,y=m.container+";codecs="+w;R.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var f=s[c]=l.addSourceBuffer(y),h=c;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[c]={buffer:f,codec:w,container:m.container,levelCodec:m.levelCodec,id:m.id},S++}catch(d){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:y})}}S&&this.hls.trigger(U.Events.BUFFER_CREATED,{tracks:this.tracks})},p._onSBUpdateStart=function(o){var s=this.operationQueue,l=s.current(o);l.onStart()},p._onSBUpdateEnd=function(o){var s=this.operationQueue,l=s.current(o);l.onComplete(),s.shiftAndExecuteNext(o)},p._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 l=this.operationQueue.current(o);l&&l.onError(s)},p.removeExecutor=function(o,s,l){var S=this.media,c=this.mediaSource,m=this.operationQueue,w=this.sourceBuffer,y=w[o];if(!S||!c||!y){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var f=Object(z.isFiniteNumber)(S.duration)?S.duration:Infinity,h=Object(z.isFiniteNumber)(c.duration)?c.duration:Infinity,d=Math.max(0,s),a=Math.min(l,f,h);a>d?(R.logger.log("[buffer-controller]: Removing ["+d+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(d,a)):m.shiftAndExecuteNext(o)},p.appendExecutor=function(o,s){var l=this.operationQueue,S=this.sourceBuffer,c=S[s];if(!c){R.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(s);return}c.ended=!1,console.assert(!c.updating,s+" sourceBuffer must not be updating"),c.appendBuffer(o)},p.blockBuffers=function(o,s){var l=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,c=s.map(function(m){return S.appendBlocker(m)});Promise.all(c).then(function(){o(),s.forEach(function(m){var w=l.sourceBuffer[m];(!w||!w.updating)&&S.shiftAndExecuteNext(m)})})},p.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},p.addBufferListener=function(o,s,l){var S=this.sourceBuffer[o];if(!S)return;var c=l.bind(this,o);this.listeners[o].push({event:s,listener:c}),S.addEventListener(s,c)},p.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(l){s.removeEventListener(l.event,l.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return U});var z=L("./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(O,D){var x=this.queues[D];x.push(O),x.length===1&&this.buffers[D]&&this.executeNext(D)},B.insertAbort=function(O,D){var x=this.queues[D];x.unshift(O),this.executeNext(D)},B.appendBlocker=function(O){var D,x=new Promise(function(P){D=P}),A={execute:D,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(A,O),x},B.executeNext=function(O){var D=this.buffers,x=this.queues,A=D[O],P=x[O];if(P.length){var C=P[0];try{C.execute()}catch(T){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!A||!A.updating)&&(P.shift(),this.executeNext(O))}}},B.shiftAndExecuteNext=function(O){this.queues[O].shift(),this.executeNext(O)},B.current=function(O){return this.queues[O][0]},R}()},"./src/controller/cap-level-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts");function U(I,O){for(var D=0;D<O.length;D++){var x=O[D];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(I,x.key,x)}}function R(I,O,D){return O&&U(I.prototype,O),D&&U(I,D),I}var B=function(){function I(D){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=D,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var O=I.prototype;return O.setStreamController=function(x){this.streamController=x},O.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},O.registerListeners=function(){var x=this.hls;x.on(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.on(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.unregisterListener=function(){var x=this.hls;x.off(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),x.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),x.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),x.off(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),x.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},O.onFpsDropLevelCapping=function(x,A){I.isLevelAllowed(A.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(A.droppedLevel)},O.onMediaAttaching=function(x,A){this.media=A.media instanceof HTMLVideoElement?A.media:null},O.onManifestParsed=function(x,A){var P=this.hls;this.restrictedLevels=[],this.firstLevel=A.firstLevel,P.config.capLevelToPlayerSize&&A.video&&this.startCapping()},O.onBufferCodecs=function(x,A){var P=this.hls;P.config.capLevelToPlayerSize&&A.video&&this.startCapping()},O.onMediaDetaching=function(){this.stopCapping()},O.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}}},O.getMaxLevel=function(x){var A=this,P=this.hls.levels;if(!P.length)return-1;var C=P.filter(function(T,p){return I.isLevelAllowed(p,A.restrictedLevels)&&p<=x});return this.clientRect=null,I.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},O.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()},O.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},O.getDimensions=function(){if(this.clientRect)return this.clientRect;var x=this.media,A={width:0,height:0};if(x){var P=x.getBoundingClientRect();A.width=P.width,A.height=P.height,!A.width&&!A.height&&(A.width=P.right-P.left||x.width||0,A.height=P.bottom-P.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,P){if(!x||!x.length)return-1;for(var C=function(s,l){return l?s.width!==l.width||s.height!==l.height:!0},T=x.length-1,p=0;p<x.length;p+=1){var u=x[p];if((u.width>=A||u.height>=P)&&C(u,x[p+1])){T=p;break}}return T},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(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return C});var z=L("./src/events.ts"),U=L("./src/types/cmcd.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function I(T,p){for(var u=0;u<p.length;u++){var o=p[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function O(T,p,u){return p&&I(T.prototype,p),u&&I(T,u),T}function D(T,p){var u=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(u)return(u=u.call(T)).next.bind(u);if(Array.isArray(T)||(u=x(T))||p&&T&&typeof T.length=="number"){u&&(T=u);var o=0;return function(){return o>=T.length?{done:!0}:{done:!1,value:T[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(T,p){if(!T)return;if(typeof T=="string")return A(T,p);var u=Object.prototype.toString.call(T).slice(8,-1);if(u==="Object"&&T.constructor&&(u=T.constructor.name),u==="Map"||u==="Set")return Array.from(T);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return A(T,p)}function A(T,p){(p==null||p>T.length)&&(p=T.length);for(var u=0,o=new Array(p);u<p;u++)o[u]=T[u];return o}function P(){return P=Object.assign||function(T){for(var p=1;p<arguments.length;p++){var u=arguments[p];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(T[o]=u[o])}return T},P.apply(this,arguments)}var C=function(){function T(u){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(c){B.logger.warn("Could not generate manifest CMCD data.",c)}},this.applyFragmentData=function(S){try{var c=S.frag,m=o.hls.levels[c.level],w=o.getObjectType(c),y={d:c.duration*1e3,ot:w};(w===U.CMCDObjectType.VIDEO||w===U.CMCDObjectType.AUDIO||w==U.CMCDObjectType.MUXED)&&(y.br=m.bitrate/1e3,y.tb=o.getTopBandwidth(w),y.bl=o.getBufferLength(w)),o.apply(S,y)}catch(f){B.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=u;var s=this.config=u.config,l=s.cmcd;l!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||T.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var p=T.prototype;return p.registerListeners=function(){var o=this.hls;o.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(z.Events.BUFFER_CREATED,this.onBufferCreated,this)},p.unregisterListeners=function(){var o=this.hls;o.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(z.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},p.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},p.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},p.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},p.onBufferCreated=function(o,s){var l,S;this.audioBuffer=(l=s.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(S=s.tracks.video)===null||S===void 0?void 0:S.buffer},p.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}},p.apply=function(o,s){s===void 0&&(s={}),P(s,this.createData());var l=s.ot===U.CMCDObjectType.INIT||s.ot===U.CMCDObjectType.VIDEO||s.ot===U.CMCDObjectType.MUXED;if(this.starved&&l&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var S=T.toHeaders(s);if(!Object.keys(S).length)return;o.headers||(o.headers={}),P(o.headers,S)}else{var c=T.toQuery(s);if(!c)return;o.url=T.appendQueryToUri(o.url,c)}},p.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},p.getTopBandwidth=function(o){for(var s=0,l=o===U.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=D(l),c;!(c=S()).done;){var m=c.value;m.bitrate>s&&(s=m.bitrate)}return s>0?s:NaN},p.getBufferLength=function(o){var s=this.hls.media,l=o===U.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!s)return NaN;var S=R.BufferHelper.bufferInfo(l,s.currentTime,this.config.maxBufferHole);return S.len*1e3},p.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,l=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new l(m)}var c=S.prototype;return c.destroy=function(){this.loader.destroy()},c.abort=function(){this.loader.abort()},c.load=function(w,y,f){s(w),this.loader.load(w,y,f)},O(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},p.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,l=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new l(m)}var c=S.prototype;return c.destroy=function(){this.loader.destroy()},c.abort=function(){this.loader.abort()},c.load=function(w,y,f){s(w),this.loader.load(w,y,f)},O(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},T.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},T.serialize=function(o){for(var s=[],l=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},S=function(F){return Math.round(F)},c=function(F){return S(F/100)*100},m=function(F){return encodeURIComponent(F)},w={br:S,d:S,bl:c,dl:c,mtp:c,nor:m,rtp:c,tb:S},y=Object.keys(o||{}).sort(),f=D(y),h;!(h=f()).done;){var d=h.value,a=o[d];if(!l(a))continue;if(d==="v"&&a===1)continue;if(d=="pr"&&a===1)continue;var v=w[d];v&&(a=v(a));var g=typeof a,b=void 0;d==="ot"||d==="sf"||d==="st"?b=d+"="+a:g==="boolean"?b=d:g==="number"?b=d+"="+a:b=d+"="+JSON.stringify(a),s.push(b)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),l={},S=["Object","Request","Session","Status"],c=[{},{},{},{}],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,y=s;w<y.length;w++){var f=y[w],h=m[f]!=null?m[f]:1;c[h][f]=o[f]}for(var d=0;d<c.length;d++){var a=T.serialize(c[d]);a&&(l["CMCD-"+S[d]]=a)}return l},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var l=o.includes("?")?"&":"?";return""+o+l+s},T}()},"./src/controller/eme-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),U=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function I(C,T){for(var p=0;p<T.length;p++){var u=T[p];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function O(C,T,p){return T&&I(C.prototype,T),p&&I(C,p),C}var D=3,x=function(T,p,u){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:u.audioRobustness||""})}),p.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:u.videoRobustness||""})}),[o]},A=function(T,p,u,o){switch(T){case B.KeySystems.WIDEVINE:return x(p,u,o);default:throw new Error("Unknown key-system: "+T)}},P=function(){function C(p){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=p,this._config=p.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 T=C.prototype;return T.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},T._registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T._unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T.getLicenseServerUrl=function(u){switch(u){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},T._attemptKeySystemAccess=function(u,o,s){var l=this,S=A(u,o,s,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var c=this.requestMediaKeySystemAccess(u,S);this.mediaKeysPromise=c.then(function(m){return l._onMediaKeySystemAccessObtained(u,m)}),c.catch(function(m){R.logger.error('Failed to obtain key-system "'+u+'" access:',m)})},T._onMediaKeySystemAccessObtained=function(u,o){var s=this;R.logger.log('Access for key-system "'+u+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(l);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(c){return l.mediaKeys=c,R.logger.log('Media-keys created for key-system "'+u+'"'),s._onMediaKeysCreated(),c});return S.catch(function(c){R.logger.error("Failed to create media-keys:",c)}),S},T._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(u){var o=this;R.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(s){o._onKeySessionMessage(u,s.message)},!1)},T._onKeySessionMessage=function(u,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"),u.update(s)})},T.onMediaEncrypted=function(u){var o=this;if(R.logger.log('Media is encrypted using "'+u.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(z.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(u.initDataType,u.initData)};this.mediaKeysPromise.then(s).catch(s)},T._attemptSetMediaKeys=function(u){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(z.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}},T._generateRequestWithPreferredKeySession=function(u,o){var s=this,l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var S=l.mediaKeysSession;if(!S){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.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(z.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 "'+u+'" init data type'),l.mediaKeysSessionInitialized=!0,S.generateRequest(u,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(c){R.logger.error("Error generating key-session request:",c),s.hls.trigger(z.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(u,o,s){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,u,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,l,u),S=void 0}catch(c){R.logger.error(c)}try{l.readyState||l.open("POST",u,!0),S&&S.call(this.hls,l,u)}catch(c){throw new Error("issue setting up KeySystem license XHR "+c)}return l},T._onLicenseRequestReadyStageChange=function(u,o,s,l){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var S=u.response,c=this._licenseResponseCallback;if(c)try{S=c.call(this.hls,u,o)}catch(w){R.logger.error(w)}l(S)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(z.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=D-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(s,l)}break}},T._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},T._requestLicense=function(u,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(z.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(l,u,o);R.logger.log("Sending license request to URL: "+l);var c=this._generateLicenseRequestChallenge(s,u);S.send(c)}catch(m){R.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(z.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.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 u.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var s=o.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),l=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,l)},O(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=P},"./src/controller/fps-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),U=L("./src/utils/logger.ts"),R=function(){function B(O){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=O,this.registerListeners()}var I=B.prototype;return I.setStreamController=function(D){this.streamController=D},I.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(D,x){var A=this.hls.config;if(A.capLevelOnFPSDrop){var P=x.media instanceof self.HTMLVideoElement?x.media:null;this.media=P,P&&typeof P.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),A.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(D,x,A){var P=performance.now();if(x){if(this.lastTime){var C=P-this.lastTime,T=A-this.lastDroppedFrames,p=x-this.lastDecodedFrames,u=1e3*T/C,o=this.hls;if(o.trigger(z.Events.FPS_DROP,{currentDropped:T,currentDecoded:p,totalDroppedFrames:A}),u>0&&T>o.config.fpsDroppedMonitoringThreshold*p){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(z.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=P,this.lastDroppedFrames=A,this.lastDecodedFrames=x}},I.checkFPSInterval=function(){var D=this.media;if(D)if(this.isVideoPlaybackQualityAvailable){var x=D.getVideoPlaybackQuality();this.checkFPS(D,x.totalVideoFrames,x.droppedVideoFrames)}else this.checkFPS(D,D.webkitDecodedFrameCount,D.webkitDroppedFrameCount)},B}();V.default=R},"./src/controller/fragment-finders.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"findFragmentByPDT",function(){return R}),L.d(V,"findFragmentByPTS",function(){return B}),L.d(V,"fragmentWithinToleranceTest",function(){return I}),L.d(V,"pdtWithinToleranceTest",function(){return O}),L.d(V,"findFragWithCC",function(){return D});var z=L("./src/polyfills/number.ts"),U=L("./src/utils/binary-search.ts");function R(x,A,P){if(A===null||!Array.isArray(x)||!x.length||!Object(z.isFiniteNumber)(A))return null;var C=x[0].programDateTime;if(A<(C||0))return null;var T=x[x.length-1].endProgramDateTime;if(A>=(T||0))return null;P=P||0;for(var p=0;p<x.length;++p){var u=x[p];if(O(A,P,u))return u}return null}function B(x,A,P,C){P===void 0&&(P=0),C===void 0&&(C=0);var T=null;if(x?T=A[x.sn-A[0].sn+1]||null:P===0&&A[0].start===0&&(T=A[0]),T&&I(P,C,T)===0)return T;var p=U.default.search(A,I.bind(null,P,C));return p||T}function I(x,A,P){x===void 0&&(x=0),A===void 0&&(A=0);var C=Math.min(A,P.duration+(P.deltaPTS?P.deltaPTS:0));return P.start+P.duration-C<=x?1:P.start-C>x&&P.start?-1:0}function O(x,A,P){var C=Math.min(A,P.duration+(P.deltaPTS?P.deltaPTS:0))*1e3,T=P.endProgramDateTime||0;return T-C>x}function D(x,A){return U.default.search(x,function(P){return P.cc<A?1:P.cc>A?-1:0})}},"./src/controller/fragment-tracker.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"FragmentState",function(){return R}),L.d(V,"FragmentTracker",function(){return B});var z=L("./src/events.ts"),U=L("./src/types/loader.ts"),R;(function(D){D.NOT_LOADED="NOT_LOADED",D.BACKTRACKED="BACKTRACKED",D.APPENDING="APPENDING",D.PARTIAL="PARTIAL",D.OK="OK"})(R||(R={}));var B=function(){function D(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=D.prototype;return x._registerListeners=function(){var P=this.hls;P.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},x._unregisterListeners=function(){var P=this.hls;P.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),P.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),P.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},x.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},x.getAppendedFrag=function(P,C){if(C===U.PlaylistLevelType.MAIN){var T=this.activeFragment,p=this.activeParts;if(!T)return null;if(p)for(var u=p.length;u--;){var o=p[u],s=o?o.end:T.appendedPTS;if(o.start<=P&&s!==void 0&&P<=s)return u>9&&(this.activeParts=p.slice(u-9)),o}else if(T.start<=P&&T.appendedPTS!==void 0&&P<=T.appendedPTS)return T}return this.getBufferedFrag(P,C)},x.getBufferedFrag=function(P,C){for(var T=this.fragments,p=Object.keys(T),u=p.length;u--;){var o=T[p[u]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=P&&P<=s.end)return s}}return null},x.detectEvictedFragments=function(P,C,T){var p=this;Object.keys(this.fragments).forEach(function(u){var o=p.fragments[u];if(!o)return;if(!o.buffered){o.body.type===T&&p.removeFragment(o.body);return}var s=o.range[P];if(!s)return;s.time.some(function(l){var S=!p.isTimeBuffered(l.startPTS,l.endPTS,C);return S&&p.removeFragment(o.body),S})})},x.detectPartialFragments=function(P){var C=this,T=this.timeRanges,p=P.frag,u=P.part;if(!T||p.sn==="initSegment")return;var o=O(p),s=this.fragments[o];if(!s)return;Object.keys(T).forEach(function(l){var S=p.elementaryStreams[l];if(!S)return;var c=T[l],m=u!==null||S.partial===!0;s.range[l]=C.getBufferedTimes(p,u,m,c)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},x.fragBuffered=function(P){var C=O(P),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},x.getBufferedTimes=function(P,C,T,p){for(var u={time:[],partial:T},o=C?C.start:P.start,s=C?C.end:P.end,l=P.minEndPTS||s,S=P.maxStartPTS||o,c=0;c<p.length;c++){var m=p.start(c)-this.bufferPadding,w=p.end(c)+this.bufferPadding;if(S>=m&&l<=w){u.time.push({startPTS:Math.max(o,p.start(c)),endPTS:Math.min(s,p.end(c))});break}else if(o<w&&s>m)u.partial=!0,u.time.push({startPTS:Math.max(o,p.start(c)),endPTS:Math.min(s,p.end(c))});else if(s<=m)break}return u},x.getPartialFragment=function(P){var C=null,T,p,u,o=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(S){var c=l[S];if(!c)return;I(c)&&(p=c.body.start-s,u=c.body.end+s,P>=p&&P<=u&&(T=Math.min(P-p,u-P),o<=T&&(C=c.body,o=T)))}),C},x.getState=function(P){var C=O(P),T=this.fragments[C];return T?T.buffered?I(T)?R.PARTIAL:R.OK:T.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},x.backtrack=function(P,C){var T=O(P),p=this.fragments[T];if(!p||p.backtrack)return null;var u=p.backtrack=C||p.loaded;return p.loaded=null,u},x.getBacktrackData=function(P){var C=O(P),T=this.fragments[C];if(T){var p,u=T.backtrack;if(u!=null&&(p=u.payload)!==null&&p!==void 0&&p.byteLength)return u;this.removeFragment(P)}return null},x.isTimeBuffered=function(P,C,T){for(var p,u,o=0;o<T.length;o++){if(p=T.start(o)-this.bufferPadding,u=T.end(o)+this.bufferPadding,P>=p&&C<=u)return!0;if(C<=p)return!1}return!1},x.onFragLoaded=function(P,C){var T=C.frag,p=C.part;if(T.sn==="initSegment"||T.bitrateTest||p)return;var u=O(T);this.fragments[u]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},x.onBufferAppended=function(P,C){var T=this,p=C.frag,u=C.part,o=C.timeRanges;if(p.type===U.PlaylistLevelType.MAIN)if(this.activeFragment=p,u){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(l){var S=o[l];if(T.detectEvictedFragments(l,S),!u)for(var c=0;c<S.length;c++)p.appendedPTS=Math.max(S.end(c),p.appendedPTS||0)})},x.onFragBuffered=function(P,C){this.detectPartialFragments(C)},x.hasFragment=function(P){var C=O(P);return!!this.fragments[C]},x.removeFragmentsInRange=function(P,C,T){var p=this;Object.keys(this.fragments).forEach(function(u){var o=p.fragments[u];if(!o)return;if(o.buffered){var s=o.body;s.type===T&&s.start<C&&s.end>P&&p.removeFragment(s)}})},x.removeFragment=function(P){var C=O(P);P.stats.loaded=0,P.clearElementaryStreamInfo(),delete this.fragments[C]},x.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},D}();function I(D){var x,A;return D.buffered&&(((x=D.range.video)===null||x===void 0?void 0:x.partial)||((A=D.range.audio)===null||A===void 0?void 0:A.partial))}function O(D){return D.type+"_"+D.level+"_"+D.urlId+"_"+D.sn}},"./src/controller/gap-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"STALL_MINIMUM_DURATION_MS",function(){return I}),L.d(V,"MAX_START_GAP_JUMP",function(){return O}),L.d(V,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return D}),L.d(V,"SKIP_BUFFER_RANGE_START",function(){return x}),L.d(V,"default",function(){return A});var z=L("./src/utils/buffer-helper.ts"),U=L("./src/errors.ts"),R=L("./src/events.ts"),B=L("./src/utils/logger.ts"),I=250,O=2,D=.1,x=.05,A=function(){function P(T,p,u,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=T,this.media=p,this.fragmentTracker=u,this.hls=o}var C=P.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(p){var u=this.config,o=this.media,s=this.stalled,l=o.currentTime,S=o.seeking,c=this.seeking&&!S,m=!this.seeking&&S;if(this.seeking=S,l!==p){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||c)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!z.BufferHelper.getBuffered(o).length)return;var y=z.BufferHelper.bufferInfo(o,l,0),f=y.len>0,h=y.nextStart||0;if(!f&&!h)return;if(S){var d=y.len>O,a=!h||h-l>O&&!this.fragmentTracker.getPartialFragment(l);if(d||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,g=Math.max(h,y.start||0)-l,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=b==null||((v=b.details)===null||v===void 0)?void 0:v.live,F=M?b.details.targetduration*2:O;if(g>0&&g<=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(y.len);var _=z.BufferHelper.bufferInfo(o,l,u.maxBufferHole);this._tryFixBufferStall(_,W)},C._tryFixBufferStall=function(p,u){var o=this.config,s=this.fragmentTracker,l=this.media,S=l.currentTime,c=s.getPartialFragment(S);if(c){var m=this._trySkipBufferHole(c);if(m)return}p.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(p){var u=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="+p+")"),u.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:p}))},C._trySkipBufferHole=function(p){for(var u=this.config,o=this.hls,s=this.media,l=s.currentTime,S=0,c=z.BufferHelper.getBuffered(s),m=0;m<c.length;m++){var w=c.start(m);if(l+u.maxBufferHole>=S&&l<w){var y=Math.max(w+x,s.currentTime+D);return B.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+y),this.moved=!0,this.stalled=null,s.currentTime=y,p&&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 "+l+" to "+y,frag:p}),y}S=c.end(m)}return 0},C._tryNudgeBuffer=function(){var p=this.config,u=this.hls,o=this.media,s=o.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<p.nudgeMaxRetry){var S=s+l*p.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+S),o.currentTime=S,u.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 "+p.nudgeMaxRetry+" nudges"),u.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},P}()},"./src/controller/id3-track-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),U=L("./src/utils/texttrack-utils.ts"),R=L("./src/demux/id3.ts"),B=.25,I=function(){function O(x){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=x,this._registerListeners()}var D=O.prototype;return D.destroy=function(){this._unregisterListeners()},D._registerListeners=function(){var A=this.hls;A.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),A.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D._unregisterListeners=function(){var A=this.hls;A.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),A.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D.onMediaAttached=function(A,P){this.media=P.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(U.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(A){if(!this.media)return;for(var P=0;P<A.length;P++){var C=A[P];if(C.kind==="metadata"&&C.label==="id3")return Object(U.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(A,P){if(!this.media)return;var C=P.frag,T=P.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var p=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<T.length;u++){var o=R.getID3Frames(T[u].data);if(o){var s=T[u].pts,l=u<T.length-1?T[u+1].pts:C.end,S=l-s;S<=0&&(l=s+B);for(var c=0;c<o.length;c++){var m=o[c];if(!R.isTimeStampFrame(m)){var w=new p(s,l,"");w.value=m,this.id3Track.addCue(w)}}}}},D.onBufferFlushing=function(A,P){var C=P.startOffset,T=P.endOffset,p=P.type;if(!p||p==="audio"){var u=this.id3Track;u&&Object(U.removeCuesInRange)(u,C,T)}},O}();V.default=I},"./src/controller/latency-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return O});var z=L("./src/errors.ts"),U=L("./src/events.ts"),R=L("./src/utils/logger.ts");function B(D,x){for(var A=0;A<x.length;A++){var P=x[A];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(D,P.key,P)}}function I(D,x,A){return x&&B(D.prototype,x),A&&B(D,A),D}var O=function(){function D(A){var P=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 P.timeupdate()},this.hls=A,this.config=A.config,this.registerListeners()}var x=D.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(P,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(P,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},x.onError=function(P,C){if(C.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},x.timeupdate=function(){var P=this.media,C=this.levelDetails;if(!P||!C)return;this.currentTime=P.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var p=this.config,u=p.lowLatencyMode,o=p.maxLiveSyncPlaybackRate;if(!u||o===1)return;var s=this.targetLatency;if(s===null)return;var l=T-s,S=Math.min(this.maxLatency,s+C.targetduration),c=l<S;if(C.live&&c&&l>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;P.playbackRate=Math.min(m,Math.max(1,w))}else P.playbackRate!==1&&P.playbackRate!==0&&(P.playbackRate=1)},x.estimateLiveEdge=function(){var P=this.levelDetails;return P===null?null:P.edge+P.age},x.computeLatency=function(){var P=this.estimateLiveEdge();return P===null?null:P-this.currentTime},I(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var P=this.config,C=this.levelDetails;return P.liveMaxLatencyDuration!==void 0?P.liveMaxLatencyDuration:C?P.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var P=this.levelDetails;if(P===null)return null;var C=P.holdBack,T=P.partHoldBack,p=P.targetduration,u=this.config,o=u.liveSyncDuration,s=u.liveSyncDurationCount,l=u.lowLatencyMode,S=this.hls.userConfig,c=l&&T||C;(S.liveSyncDuration||S.liveSyncDurationCount||c===0)&&(c=o!==void 0?o:s*p);var m=p,w=1;return c+Math.min(this.stallCount*w,m)}},{key:"liveSyncPosition",get:function(){var P=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(P===null||C===null||T===null)return null;var p=T.edge,u=P-C-this.edgeStalled,o=p-T.totalduration,s=p-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,u),s)}},{key:"drift",get:function(){var P=this.levelDetails;return P===null?1:P.drift}},{key:"edgeStalled",get:function(){var P=this.levelDetails;if(P===null)return 0;var C=(this.config.lowLatencyMode&&P.partTarget||P.targetduration)*3;return Math.max(P.age-C,0)}},{key:"forwardBufferLength",get:function(){var P=this.media,C=this.levelDetails;if(!P||!C)return 0;var T=P.buffered.length;return T?P.buffered.end(T-1):C.edge-this.currentTime}}]),D}()},"./src/controller/level-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return u});var z=L("./src/types/level.ts"),U=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),I=L("./src/controller/level-helper.ts"),O=L("./src/controller/base-playlist-controller.ts"),D=L("./src/types/loader.ts");function x(){return x=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var l=arguments[s];for(var S in l)Object.prototype.hasOwnProperty.call(l,S)&&(o[S]=l[S])}return o},x.apply(this,arguments)}function A(o,s){for(var l=0;l<s.length;l++){var S=s[l];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function P(o,s,l){return s&&A(o.prototype,s),l&&A(o,l),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,T(o,s)}function T(o,s){return T=Object.setPrototypeOf||function(S,c){return S.__proto__=c,S},T(o,s)}var p=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){C(s,o);function s(S){var c;return c=o.call(this,S,"[level-controller]")||this,c._levels=[],c._firstLevel=-1,c._startLevel=void 0,c.currentLevelIndex=-1,c.manualLevelIndex=-1,c.onParsedComplete=void 0,c._registerListeners(),c}var l=s.prototype;return l._registerListeners=function(){var c=this.hls;c.on(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),c.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(U.Events.FRAG_LOADED,this.onFragLoaded,this),c.on(U.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var c=this.hls;c.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),c.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),c.off(U.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},l.startLoad=function(){var c=this._levels;c.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},l.onManifestLoaded=function(c,m){var w=[],y=[],f=[],h,d={},a,v=!1,g=!1,b=!1;if(m.levels.forEach(function(W){var _=W.attrs;v=v||!!(W.width&&W.height),g=g||!!W.videoCodec,b=b||!!W.audioCodec,p&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var k=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=d[k],a?a.url.push(W.url):(a=new z.Level(W),d[k]=a,w.push(a)),_&&(_.AUDIO&&Object(I.addGroupId)(a,"audio",_.AUDIO),_.SUBTITLES&&Object(I.addGroupId)(a,"text",_.SUBTITLES))}),(v||g)&&b&&(w=w.filter(function(W){var _=W.videoCodec,k=W.width,H=W.height;return!!_||!!(k&&H)})),w=w.filter(function(W){var _=W.audioCodec,k=W.videoCodec;return(!_||Object(B.isCodecSupportedInMp4)(_,"audio"))&&(!k||Object(B.isCodecSupportedInMp4)(k,"video"))}),m.audioTracks&&(y=m.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(y)),m.subtitles&&(f=m.subtitles,Object(I.assignTrackIdsByGroup)(f)),w.length>0){h=w[0].bitrate,w.sort(function(W,_){return W.bitrate-_.bitrate}),this._levels=w;for(var M=0;M<w.length;M++)if(w[M].bitrate===h){this._firstLevel=M,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+h);break}var F=b&&!g,j={levels:w,audioTracks:y,subtitleTracks:f,firstLevel:this._firstLevel,stats:m.stats,audio:b,video:g,altAudio:!F&&y.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"})},l.onError=function(c,m){if(o.prototype.onError.call(this,c,m),m.fatal)return;var w=m.context,y=this._levels[this.currentLevelIndex];if(w&&(w.type===D.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&w.groupId===y.audioGroupIds[y.urlId]||w.type===D.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&w.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,h=!0,d;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&&(d=m.frag.level)):d=m.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(h=!1),d=w.level),f=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:d=m.level,f=!0;break}d!==void 0&&this.recoverLevel(m,d,f,h)},l.recoverLevel=function(c,m,w,y){var f=c.details,h=this._levels[m];if(h.loadError++,w){var d=this.retryLoadingOrFail(c);if(d)c.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=h.url.length;if(a>1&&h.loadError<a)c.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var v=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(f+": switch to "+v),c.levelRetry=!0,this.hls.nextAutoLevel=v)}}},l.redundantFailover=function(c){var m=this._levels[c],w=m.url.length;if(w>1){var y=(m.urlId+1)%w;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(f){f.urlId=y}),this.level=c}},l.onFragLoaded=function(c,m){var w=m.frag;if(w!==void 0&&w.type===D.PlaylistLevelType.MAIN){var y=this._levels[w.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},l.onLevelLoaded=function(c,m){var w,y=m.level,f=m.details,h=this._levels[y];if(!h){var d;this.warn("Invalid level index "+y),(d=m.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(f.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(y,m,h.details)):(w=m.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(f.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(c,m){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var y=-1,f=this.hls.audioTracks[m.id].groupId,h=0;h<w.audioGroupIds.length;h++)if(w.audioGroupIds[h]===f){y=h;break}y!==w.urlId&&(w.urlId=y,this.startLoad())}},l.loadPlaylist=function(c){var m=this.currentLevelIndex,w=this._levels[m];if(this.canLoad&&w&&w.url.length>0){var y=w.urlId,f=w.url[y];if(c)try{f=c.addDirectives(f)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+m+(c?" at sn "+c.msn+" part "+c.part:"")+" with URL-id "+y+" "+f),this.clearTimer(),this.hls.trigger(U.Events.LEVEL_LOADING,{url:f,level:m,id:y,deliveryDirectives:c||null})}},l.removeLevel=function(c,m){var w=function(h,d){return d!==m},y=this._levels.filter(function(f,h){return h!==c?!0:f.url.length>1&&m!==void 0?(f.url=f.url.filter(w),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(w)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(w)),f.urlId=0,!0):!1}).map(function(f,h){var d=f.details;return d!=null&&d.fragments&&d.fragments.forEach(function(a){a.level=h}),f});this._levels=y,this.hls.trigger(U.Events.LEVELS_UPDATED,{levels:y})},P(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(c){var m,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===c&&(m=w[c])!==null&&m!==void 0&&m.details)return;if(c<0||c>=w.length){var y=c<0;if(this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:c,fatal:y,reason:"invalid level idx"}),y)return;c=Math.min(c,w.length-1)}this.clearTimer();var f=this.currentLevelIndex,h=w[f],d=w[c];this.log("switching to level "+c+" from "+f),this.currentLevelIndex=c;var a=x({},d,{level:c,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete a._urlId,this.hls.trigger(U.Events.LEVEL_SWITCHING,a);var v=d.details;if(!v||v.live){var g=this.switchParams(d.uri,h==null?void 0:h.details);this.loadPlaylist(g)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(c){this.manualLevelIndex=c,this._startLevel===void 0&&(this._startLevel=c),c!==-1&&(this.level=c)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(c){this._firstLevel=c}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var c=this.hls.config.startLevel;return c!==void 0?c:this._firstLevel}else return this._startLevel},set:function(c){this._startLevel=c}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(c){this.level=c,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=c)}}]),s}(O.default)},"./src/controller/level-helper.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"addGroupId",function(){return R}),L.d(V,"assignTrackIdsByGroup",function(){return B}),L.d(V,"updatePTS",function(){return I}),L.d(V,"updateFragPTSDTS",function(){return D}),L.d(V,"mergeDetails",function(){return x}),L.d(V,"mapPartIntersection",function(){return A}),L.d(V,"mapFragmentIntersection",function(){return P}),L.d(V,"adjustSliding",function(){return C}),L.d(V,"addSliding",function(){return T}),L.d(V,"computeReloadInterval",function(){return p}),L.d(V,"getFragmentWithSN",function(){return u}),L.d(V,"getPartWith",function(){return o});var z=L("./src/polyfills/number.ts"),U=L("./src/utils/logger.ts");function R(s,l,S){switch(l){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 l={};s.forEach(function(S){var c=S.groupId||"";S.id=l[c]=l[c]||0,l[c]++})}function I(s,l,S){var c=s[l],m=s[S];O(c,m)}function O(s,l){var S=l.startPTS;if(Object(z.isFiniteNumber)(S)){var c=0,m;l.sn>s.sn?(c=S-s.start,m=s):(c=s.start-S,m=l),m.duration!==c&&(m.duration=c)}else if(l.sn>s.sn){var w=s.cc===l.cc;w&&s.minEndPTS?l.start=s.start+(s.minEndPTS-s.start):l.start=s.start+s.duration}else l.start=Math.max(s.start-l.duration,0)}function D(s,l,S,c,m,w){var y=c-S;y<=0&&(U.logger.warn("Fragment should have a positive duration",l),c=S+l.duration,w=m+l.duration);var f=S,h=c,d=l.startPTS,a=l.endPTS;if(Object(z.isFiniteNumber)(d)){var v=Math.abs(d-S);Object(z.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(v,l.deltaPTS):l.deltaPTS=v,f=Math.max(S,d),S=Math.min(S,d),m=Math.min(m,l.startDTS),h=Math.min(c,a),c=Math.max(c,a),w=Math.max(w,l.endDTS)}l.duration=c-S;var g=S-l.start;l.appendedPTS=c,l.start=l.startPTS=S,l.maxStartPTS=f,l.startDTS=m,l.endPTS=c,l.minEndPTS=h,l.endDTS=w;var b=l.sn;if(!s||b<s.startSN||b>s.endSN)return 0;var M,F=b-s.startSN,j=s.fragments;for(j[F]=l,M=F;M>0;M--)O(j[M],j[M-1]);for(M=F;M<j.length-1;M++)O(j[M],j[M+1]);return s.fragmentHint&&O(j[j.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,g}function x(s,l){for(var S=null,c=s.fragments,m=c.length-1;m>=0;m--){var w=c[m].initSegment;if(w){S=w;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var y=0,f;if(P(s,l,function(M,F){M.relurl&&(y=M.cc-F.cc),Object(z.isFiniteNumber)(M.startPTS)&&Object(z.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&&(f=F),l.PTSKnown=l.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 h=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;h.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=S)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=S)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(M){return!M}),l.deltaUpdateFailed)){U.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=l.skippedSegments;d--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var a=l.fragments;if(y){U.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=y}l.skippedSegments&&(l.startCC=l.fragments[0].cc),A(s.partList,l.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),f?D(l,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):C(s,l),a.length&&(l.totalduration=l.edge-a[0].start),l.driftStartTime=s.driftStartTime,l.driftStart=s.driftStart;var g=l.advancedDateTime;if(l.advanced&&g){var b=l.edge;l.driftStart||(l.driftStartTime=g,l.driftStart=b),l.driftEndTime=g,l.driftEnd=b}else l.driftEndTime=s.driftEndTime,l.driftEnd=s.driftEnd,l.advancedDateTime=s.advancedDateTime}function A(s,l,S){if(s&&l)for(var c=0,m=0,w=s.length;m<=w;m++){var y=s[m],f=l[m+c];y&&f&&y.index===f.index&&y.fragment.sn===f.fragment.sn?S(y,f):c--}}function P(s,l,S){for(var c=l.skippedSegments,m=Math.max(s.startSN,l.startSN)-l.startSN,w=(s.fragmentHint?1:0)+(c?l.endSN:Math.min(s.endSN,l.endSN))-l.startSN,y=l.startSN-s.startSN,f=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,d=m;d<=w;d++){var a=h[y+d],v=f[d];c&&!v&&d<c&&(v=l.fragments[d]=a),a&&v&&S(a,v)}}function C(s,l){var S=l.startSN+l.skippedSegments-s.startSN,c=s.fragments;if(S<0||S>=c.length)return;T(l,c[S].start)}function T(s,l){if(l){for(var S=s.fragments,c=s.skippedSegments;c<S.length;c++)S[c].start+=l;s.fragmentHint&&(s.fragmentHint.start+=l)}}function p(s,l){var S=1e3*s.levelTargetDuration,c=S/2,m=s.age,w=m>0&&m<S*3,y=l.loading.end-l.loading.start,f,h=s.availabilityDelay;if(s.updated===!1)if(w){var d=333*s.misses;f=Math.max(Math.min(c,y*2),d),s.availabilityDelay=(s.availabilityDelay||0)+f}else f=c;else w?(h=Math.min(h||S/2,m),s.availabilityDelay=h,f=h+S-m):f=S-y;return Math.round(f)}function u(s,l,S){if(!s||!s.details)return null;var c=s.details,m=c.fragments[l-c.startSN];return m||(m=c.fragmentHint,m&&m.sn===l?m:l<c.startSN&&S&&S.sn===l?S:null)}function o(s,l,S){if(!s||!s.details)return null;var c=s.details.partList;if(c)for(var m=c.length;m--;){var w=c[m];if(w.index===S&&w.fragment.sn===l)return w}return null}},"./src/controller/stream-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return c});var z=L("./src/polyfills/number.ts"),U=L("./src/controller/base-stream-controller.ts"),R=L("./src/is-supported.ts"),B=L("./src/events.ts"),I=L("./src/utils/buffer-helper.ts"),O=L("./src/controller/fragment-tracker.ts"),D=L("./src/types/loader.ts"),x=L("./src/loader/fragment.ts"),A=L("./src/demux/transmuxer-interface.ts"),P=L("./src/types/transmuxer.ts"),C=L("./src/controller/gap-controller.ts"),T=L("./src/errors.ts"),p=L("./src/utils/logger.ts");function u(m,w){for(var y=0;y<w.length;y++){var f=w[y];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(m,f.key,f)}}function o(m,w,y){return w&&u(m.prototype,w),y&&u(m,y),m}function s(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,l(m,w)}function l(m,w){return l=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},l(m,w)}var S=100,c=function(m){s(w,m);function w(f,h){var d;return d=m.call(this,f,h,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var y=w.prototype;return y._registerListeners=function(){var h=this.hls;h.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(B.Events.ERROR,this.onError,this),h.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var h=this.hls;h.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(B.Events.ERROR,this.onError,this),h.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(h){if(this.levels){var d=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var v=a.startLevel;v===-1&&(a.config.testBandwidth?(v=0,this.bitrateTest=!0):v=a.nextAutoLevel),this.level=a.nextLoadLevel=v,this.loadedmetadata=!1}d>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),h=d),this.state=U.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=U.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_LEVEL:{var h,d=this.levels,a=this.level,v=d==null||((h=d[a])===null||h===void 0)?void 0:h.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=U.State.IDLE;break}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var g,b=self.performance.now(),M=this.retryDate;(!M||b>=M||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=U.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var h,d,a=this.hls,v=this.levelLastLoaded,g=this.levels,b=this.media,M=a.config,F=a.nextLoadLevel;if(v===null||!b&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[F])return;var j=g[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 _=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:b,D.PlaylistLevelType.MAIN);if(_===null)return;var k=_.len,H=this.getMaxBufferLength(j.maxBitrate);if(k>=H)return;if(this._streamEnded(_,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,X),this.state=U.State.ENDED;return}var q=_.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)===O.FragmentState.OK&&this.nextLoadPosition>q){var me=this.audioOnly&&!this.altAudio?x.ElementaryStreamTypes.AUDIO:x.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,me,D.PlaylistLevelType.MAIN),re=this.getNextFragment(this.nextLoadPosition,W)}if(!re)return;re.initSegment&&!re.initSegment.data&&!this.bitrateTest&&(re=re.initSegment),((h=re.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((d=re.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(re,W):this.loadFragment(re,W,q)},y.loadFragment=function(h,d,a){var v,g=this.fragmentTracker.getState(h);if(this.fragCurrent=h,g===O.FragmentState.BACKTRACKED){var b=this.fragmentTracker.getBacktrackData(h);if(b){this._handleFragmentLoadProgress(b),this._handleFragmentLoadComplete(b);return}else g=O.FragmentState.NOT_LOADED}g===O.FragmentState.NOT_LOADED||g===O.FragmentState.PARTIAL?h.sn==="initSegment"?this._loadInitSegment(h):this.bitrateTest?(h.bitrateTest=!0,this.log("Fragment "+h.sn+" of level "+h.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(h)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,h,d,a)):g===O.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(h){var d=this.fragmentTracker.getAppendedFrag(h,D.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},y.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,D.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var h=this.levels,d=this.media;if(d!=null&&d.readyState){var a,v=this.getAppendedFrag(d.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!d.paused&&h){var g=this.hls.nextLoadLevel,b=h[g],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*b.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(d.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,_=j.duration,k=Math.max(F.end,W+Math.min(Math.max(_-this.config.maxFragLookUpTolerance,_*.5),_*.75));this.flushMainBuffer(k,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===U.State.KEY_LOADING&&(this.state=U.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(h,d){m.prototype.flushMainBuffer.call(this,h,d,this.altAudio?"video":null)},y.onMediaAttached=function(h,d){m.prototype.onMediaAttached.call(this,h,d);var a=d.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)},y.onMediaDetaching=function(){var h=this.media;h&&(h.removeEventListener("playing",this.onvplaying),h.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)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var h=this.media,d=h?h.currentTime:null;Object(z.isFiniteNumber)(d)&&this.log("Media seeked to "+d.toFixed(3)),this.tick()},y.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},y.onManifestParsed=function(h,d){var a=!1,v=!1,g;d.levels.forEach(function(b){g=b.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(a=!0),g.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},y.onLevelLoading=function(h,d){var a=this.levels;if(!a||this.state!==U.State.IDLE)return;var v=a[d.level];(!v.details||v.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(v.details))&&(this.state=U.State.WAITING_LEVEL)},y.onLevelLoaded=function(h,d){var a,v=this.levels,g=d.level,b=d.details,M=b.totalduration;if(!v){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+b.startSN+","+b.endSN+"], cc ["+b.startCC+", "+b.endCC+"] duration:"+M);var F=this.fragCurrent;F&&(this.state===U.State.FRAG_LOADING||this.state===U.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==d.level&&F.loader&&(this.state=U.State.IDLE,F.loader.abort()));var j=v[g],W=0;if(b.live||(a=j.details)!==null&&a!==void 0&&a.live){if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed)return;W=this.alignPlaylists(b,j.details)}if(j.details=b,this.levelLastLoaded=g,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:b,level:g}),this.state===U.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=U.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,W),this.tick()},y._handleFragmentLoadProgress=function(h){var d,a=h.frag,v=h.part,g=h.payload,b=this.levels;if(!b){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=b[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,_=(d=a.initSegment)===null||d===void 0?void 0:d.data,k=this._getAudioCodec(M),H=this.transmuxer=this.transmuxer||new A.default(this.hls,D.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=v?v.index:-1,q=X!==-1,re=new P.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,X,q),Ee=this.initPTS[a.cc];H.push(g,_,k,j,a,v,F.totalduration,W,re,Ee)},y.onAudioTrackSwitching=function(h,d){var a=this.altAudio,v=!!d.url,g=d.id;if(!v){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var b=this.fragCurrent;b!=null&&b.loader&&(this.log("Switching to main audio track, cancel main fragment load"),b.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:g})}},y.onAudioTrackSwitched=function(h,d){var a=d.id,v=!!this.hls.audioTracks[a].url;if(v){var g=this.videoBuffer;g&&this.mediaBuffer!==g&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=g)}this.altAudio=v,this.tick()},y.onBufferCreated=function(h,d){var a=d.tracks,v,g,b=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(g=M,v=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else b=!0}b&&v?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(h,d){var a=d.frag,v=d.part;if(a&&a.type!==D.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(v?" p: "+v.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 g=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*g.total/(g.buffering.end-g.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},y.onError=function(h,d){switch(d.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.MAIN,d);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==U.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=U.State.ERROR):!d.levelRetry&&this.state===U.State.WAITING_LEVEL&&(this.state=U.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,D.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var h=this.media,d=this.gapController;if(!h||!d||!h.readyState)return;var a=I.BufferHelper.getBuffered(h);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=U.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(h,d){var a=d.type;if(a!==x.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===x.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,D.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(h,d){this.levels=d.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var h=this.media,d=h.currentTime,a=this.startPosition;if(a>=0&&d<a){if(h.seeking){p.logger.log("could not seek to "+a+", already seeking at "+d);return}var v=I.BufferHelper.getBuffered(h),g=v.length?v.start(0):0,b=g-a;b>0&&(b<this.config.maxBufferHole||b<this.config.maxFragLookUpTolerance)&&(p.logger.log("adjusting start position by "+b+" to match buffer start"),a+=b,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+d),h.currentTime=a}},y._getAudioCodec=function(h){var d=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},y._loadBitrateTestFrag=function(h){var d=this;this._doFragLoad(h).then(function(a){var v=d.hls;if(!a||v.nextLoadLevel||d.fragContextChanged(h))return;d.fragLoadError=0,d.state=U.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var g=h.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),v.trigger(B.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(h){var d,a="main",v=this.hls,g=h.remuxResult,b=h.chunkMeta,M=this.getCurrentContext(b);if(!M){this.warn("The loading context changed while buffering fragment "+b.sn+" of level "+b.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(b.level);return}var F=M.frag,j=M.part,W=M.level,_=g.video,k=g.text,H=g.id3,X=g.initSegment,q=this.altAudio?void 0:g.audio;if(this.fragContextChanged(F))return;if(this.state=U.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,F,b),v.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:X.tracks}));var re=X.initPTS,Ee=X.timescale;Object(z.isFiniteNumber)(re)&&(this.initPTS[F.cc]=re,v.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:re,timescale:Ee}))}if(_&&g.independent!==!1){if(W.details){var me=_.startPTS,Se=_.endPTS,ve=_.startDTS,fe=_.endDTS;if(j)j.elementaryStreams[_.type]={startPTS:me,endPTS:Se,startDTS:ve,endDTS:fe};else if(_.firstKeyFrame&&_.independent&&(this.couldBacktrack=!0),_.dropped&&_.independent){var ue=this.getLoadPosition()+this.config.maxBufferHole;if(ue<me){this.backtrack(F);return}F.setElementaryStreamInfo(_.type,F.start,Se,F.start,fe,!0)}F.setElementaryStreamInfo(_.type,me,Se,ve,fe),this.bufferFragmentData(_,F,j,b)}}else if(g.independent===!1){this.backtrack(F);return}if(q){var he=q.startPTS,Q=q.endPTS,ne=q.startDTS,Z=q.endDTS;j&&(j.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:he,endPTS:Q,startDTS:ne,endDTS:Z}),F.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,he,Q,ne,Z),this.bufferFragmentData(q,F,j,b)}if(H!=null&&(d=H.samples)!==null&&d!==void 0&&d.length){var ge={frag:F,id:a,samples:H.samples};v.trigger(B.Events.FRAG_PARSING_METADATA,ge)}if(k){var Te={frag:F,id:a,samples:k.samples};v.trigger(B.Events.FRAG_PARSING_USERDATA,Te)}},y._bufferInitSegment=function(h,d,a,v){var g=this;if(this.state!==U.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var b=d.audio,M=d.video,F=d.audiovideo;if(b){var j=h.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),b.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&b.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),h.audioCodec&&h.audioCodec!==j&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+j+'"'),b.levelCodec=j,b.id="main",this.log("Init audio buffer, container:"+b.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(h.audioCodec||"")+"/"+b.codec+"]")}M&&(M.levelCodec=h.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(_){var k=d[_],H=k.initSegment;H!=null&&H.byteLength&&g.hls.trigger(B.Events.BUFFER_APPENDING,{type:_,data:H,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},y.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var d=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,d?this.resetFragmentLoading(h):this.state=U.State.BACKTRACKING},y.checkFragmentChanged=function(){var h=this.media,d=null;if(h&&h.readyState>1&&h.seeking===!1){var a=h.currentTime;if(I.BufferHelper.isBuffered(h,a)?d=this.getAppendedFrag(a):I.BufferHelper.isBuffered(h,a+.1)&&(d=this.getAppendedFrag(a+.1)),d){var v=this.fragPlaying,g=d.level;(!v||d.sn!==v.sn||v.level!==g||d.urlId!==v.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:d}),(!v||v.level!==g)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=d)}}},o(w,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(U.default)},"./src/controller/subtitle-stream-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"SubtitleStreamController",function(){return s});var z=L("./src/events.ts"),U=L("./src/utils/logger.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),I=L("./src/utils/discontinuities.ts"),O=L("./src/controller/level-helper.ts"),D=L("./src/controller/fragment-tracker.ts"),x=L("./src/controller/base-stream-controller.ts"),A=L("./src/types/loader.ts"),P=L("./src/types/level.ts");function C(l,S){for(var c=0;c<S.length;c++){var m=S[c];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(l,m.key,m)}}function T(l,S,c){return S&&C(l.prototype,S),c&&C(l,c),l}function p(l,S){l.prototype=Object.create(S.prototype),l.prototype.constructor=l,u(l,S)}function u(l,S){return u=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},u(l,S)}var o=500,s=function(l){p(S,l);function S(m,w){var y;return y=l.call(this,m,w,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var c=S.prototype;return c.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},c._registerListeners=function(){var w=this.hls;w.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(z.Events.ERROR,this.onError,this),w.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},c._unregisterListeners=function(){var w=this.hls;w.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(z.Events.ERROR,this.onError,this),w.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},c.startLoad=function(){this.stopLoad(),this.state=x.State.IDLE,this.setInterval(o),this.tick()},c.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},c.onLevelLoaded=function(w,y){this.mainDetails=y.details},c.onSubtitleFragProcessed=function(w,y){var f=y.frag,h=y.success;if(this.fragPrevious=f,this.state=x.State.IDLE,!h)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var a,v=f.start,g=0;g<d.length;g++)if(v>=d[g].start&&v<=d[g].end){a=d[g];break}var b=f.start+f.duration;a?a.end=b:(a={start:v,end:b},d.push(a)),this.fragmentTracker.fragBuffered(f)},c.onBufferFlushing=function(w,y){var f=y.startOffset,h=y.endOffset;if(f===0&&h!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,a=this.levels;if(!a.length||!a[d]||!a[d].details)return;var v=a[d].details,g=v.targetduration,b=h-g;if(b<=0)return;y.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=b){M.shift();continue}else if(M[F].start<b)M[F].start=b;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(f,b,A.PlaylistLevelType.SUBTITLE)}},c.onError=function(w,y){var f,h=y.frag;if(!h||h.type!==A.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=x.State.IDLE},c.onSubtitleTracksUpdated=function(w,y){var f=this,h=y.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(d){return new P.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){f.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},c.onSubtitleTrackSwitch=function(w,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(o)},c.onSubtitleTrackLoaded=function(w,y){var f,h=y.details,d=y.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var g=v[a];if(d>=v.length||d!==a||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(f=g.details)!==null&&f!==void 0&&f.live){var b=this.mainDetails;if(h.deltaUpdateFailed||!b)return;var M=b.fragments[0];if(!g.details)h.hasProgramDateTime&&b.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(h,b):M&&Object(O.addSliding)(h,M.start);else{var F=this.alignPlaylists(h,g.details);F===0&&M&&Object(O.addSliding)(h,M.start)}}if(g.details=h,this.levelLastLoaded=d,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===x.State.IDLE){var j=Object(B.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),g.details=void 0)}},c._handleFragmentLoadComplete=function(w){var y=w.frag,f=w.payload,h=y.decryptdata,d=this.hls;if(this.fragContextChanged(y))return;if(f&&f.byteLength>0&&h&&h.key&&h.iv&&h.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),h.key.buffer,h.iv.buffer).then(function(v){var g=performance.now();d.trigger(z.Events.FRAG_DECRYPTED,{frag:y,payload:v,stats:{tstart:a,tdecrypt:g}})})}},c.doTick=function(){if(!this.media){this.state=x.State.IDLE;return}if(this.state===x.State.IDLE){var w,y=this.currentTrackId,f=this.levels;if(!f.length||!f[y]||!f[y].details)return;var h=f[y].details,d=h.targetduration,a=this.config,v=this.media,g=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-d,a.maxBufferHole),b=g.end,M=g.len,F=this.getMaxBufferLength()+d;if(M>F)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var j=h.fragments,W=j.length,_=h.edge,k,H=this.fragPrevious;if(b<_){var X=a.maxFragLookUpTolerance;H&&h.hasProgramDateTime&&(k=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,X)),k||(k=Object(B.findFragmentByPTS)(H,j,b,X),!k&&H&&H.start<j[0].start&&(k=j[0]))}else k=j[W-1];(w=k)!==null&&w!==void 0&&w.encrypted?(U.logger.log("Loading key for "+k.sn),this.state=x.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:k})):k&&this.fragmentTracker.getState(k)===D.FragmentState.NOT_LOADED&&this.loadFragment(k,h,b)}},c.loadFragment=function(w,y,f){this.fragCurrent=w,l.prototype.loadFragment.call(this,w,y,f)},T(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(x.default)},"./src/controller/subtitle-track-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),U=L("./src/utils/texttrack-utils.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function I(C,T){for(var p=0;p<T.length;p++){var u=T[p];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function O(C,T,p){return T&&I(C.prototype,T),p&&I(C,p),C}function D(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,x(C,T)}function x(C,T){return x=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},x(C,T)}var A=function(C){D(T,C);function T(u){var o;return o=C.call(this,u,"[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 p=T.prototype;return p.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},p.registerListeners=function(){var o=this.hls;o.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(z.Events.ERROR,this.onError,this)},p.unregisterListeners=function(){var o=this.hls;o.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(z.Events.ERROR,this.onError,this)},p.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)},p.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},p.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=P(this.media.textTracks);o.forEach(function(s){Object(U.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},p.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},p.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},p.onSubtitleTrackLoaded=function(o,s){var l=s.id,S=s.details,c=this.trackId,m=this.tracksInGroup[c];if(!m){this.warn("Invalid subtitle track id "+l);return}var w=m.details;m.details=s.details,this.log("subtitle track "+l+" loaded ["+S.startSN+"-"+S.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,s,w))},p.onLevelLoading=function(o,s){this.switchLevel(s.level)},p.onLevelSwitching=function(o,s){this.switchLevel(s.level)},p.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var l=s.textGroupIds[s.urlId];if(this.groupId!==l){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,c=this.tracks.filter(function(y){return!l||y.groupId===l});this.tracksInGroup=c;var m=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=l;var w={subtitleTracks:c};this.log("Updating subtitle tracks, "+c.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,w),m!==-1&&this.setSubtitleTrack(m,S)}},p.findTrackId=function(o){for(var s=this.tracksInGroup,l=0;l<s.length;l++){var S=s[l];if((!this.selectDefaultTrack||S.default)&&(!o||o===S.name))return S.id}return-1},p.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)},p.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var l=s.id,S=s.groupId,c=s.url;if(o)try{c=o.addDirectives(c)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:c,id:l,groupId:S,deliveryDirectives:o||null})}},p.toggleTrackModes=function(o){var s=this,l=this.media,S=this.subtitleDisplay,c=this.trackId;if(!l)return;var m=P(l.textTracks),w=m.filter(function(h){return h.groupId===s.groupId});if(o===-1)[].slice.call(m).forEach(function(h){h.mode="disabled"});else{var y=w[c];y&&(y.mode="disabled")}var f=w[o];f&&(f.mode=S?"showing":"hidden")},p.setSubtitleTrack=function(o,s){var l,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(l=S[o])!==null&&l!==void 0&&l.details)||o<-1||o>=S.length)return;this.clearTimer();var c=S[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,c){var m=c.id,w=c.groupId,y=w===void 0?"":w,f=c.name,h=c.type,d=c.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:f,type:h,url:d});var a=this.switchParams(c.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:o})},p.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=P(this.media.textTracks),l=0;l<s.length;l++)if(s[l].mode==="hidden")o=l;else if(s[l].mode==="showing"){o=l;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},O(T,[{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)}}]),T}(R.default);function P(C){for(var T=[],p=0;p<C.length;p++){var u=C[p];u.kind==="subtitles"&&u.label&&T.push(C[p])}return T}V.default=A},"./src/controller/timeline-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"TimelineController",function(){return P});var z=L("./src/polyfills/number.ts"),U=L("./src/events.ts"),R=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),I=L("./src/utils/webvtt-parser.ts"),O=L("./src/utils/texttrack-utils.ts"),D=L("./src/utils/imsc1-ttml-parser.ts"),x=L("./src/types/loader.ts"),A=L("./src/utils/logger.ts"),P=function(){function u(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=p(),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 l=new B.default(this,"textTrack1"),S=new B.default(this,"textTrack2"),c=new B.default(this,"textTrack3"),m=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,l,S),this.cea608Parser2=new R.default(3,c,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=u.prototype;return o.destroy=function(){var l=this.hls;l.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(U.Events.FRAG_LOADING,this.onFragLoading,this),l.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(l,S,c,m,w){for(var y=!1,f=w.length;f--;){var h=w[f],d=T(h[0],h[1],S,c);if(d>=0&&(h[0]=Math.min(h[0],S),h[1]=Math.max(h[1],c),y=!0,d/(c-S)>.5))return}if(y||w.push([S,c]),this.config.renderTextTracksNatively){var a=this.captionsTracks[l];this.Cues.newCue(a,S,c,m)}else{var v=this.Cues.newCue(null,S,c,m);this.hls.trigger(U.Events.CUES_PARSED,{type:"captions",cues:v,track:l})}},o.onInitPtsFound=function(l,S){var c=this,m=S.frag,w=S.id,y=S.initPTS,f=S.timescale,h=this.unparsedVttFrags;w==="main"&&(this.initPTS[m.cc]=y,this.timescale[m.cc]=f),h.length&&(this.unparsedVttFrags=[],h.forEach(function(d){c.onFragLoaded(U.Events.FRAG_LOADED,d)}))},o.getExistingTrack=function(l){var S=this.media;if(S)for(var c=0;c<S.textTracks.length;c++){var m=S.textTracks[c];if(m[l])return m}return null},o.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},o.createNativeTrack=function(l){if(this.captionsTracks[l])return;var S=this.captionsProperties,c=this.captionsTracks,m=this.media,w=S[l],y=w.label,f=w.languageCode,h=this.getExistingTrack(l);if(h)c[l]=h,Object(O.clearCurrentCues)(c[l]),Object(O.sendAddTrackEvent)(c[l],m);else{var d=this.createTextTrack("captions",y,f);d&&(d[l]=!0,c[l]=d)}},o.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var S=this.captionsProperties[l];if(!S)return;var c=S.label,m={_id:l,label:c,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[l]=m,this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(l,S,c){var m=this.media;return m?m.addTextTrack(l,S,c):void 0},o.onMediaAttaching=function(l,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(S){Object(O.clearCurrentCues)(l[S]),delete l[S]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=p(),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 l=this.media;if(!l)return;var S=l.textTracks;if(S)for(var c=0;c<S.length;c++)Object(O.clearCurrentCues)(S[c])},o.onSubtitleTracksUpdated=function(l,S){var c=this;this.textTracks=[];var m=S.subtitleTracks||[],w=m.some(function(d){return d.textCodec===D.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var y=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,a){var v;if(a<f.length){for(var g=null,b=0;b<f.length;b++)if(C(f[b],d)){g=f[b];break}g&&(v=g)}v?Object(O.clearCurrentCues)(v):(v=c.createTextTrack("subtitles",d.name,d.lang),v&&(v.mode="disabled")),v&&(v.groupId=d.groupId,c.textTracks.push(v))})}else if(!y&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},o.onManifestLoaded=function(l,S){var c=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(m){var w=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!w)return;var y="textTrack"+w[1],f=c.captionsProperties[y];if(!f)return;f.label=m.name,m.lang&&(f.languageCode=m.lang),f.media=m})},o.onFragLoading=function(l,S){var c=this.cea608Parser1,m=this.cea608Parser2,w=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(c&&m))return;if(S.frag.type===x.PlaylistLevelType.MAIN){var f,h,d=S.frag.sn,a=(f=S==null||((h=S.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;d===w+1||d===w&&a===y+1||(c.reset(),m.reset()),this.lastSn=d,this.lastPartIndex=a}},o.onFragLoaded=function(l,S){var c=S.frag,m=S.payload,w=this.initPTS,y=this.unparsedVttFrags;if(c.type===x.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(z.isFiniteNumber)(w[c.cc])){y.push(S),w.length&&this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c,error:new Error("Missing initial subtitle PTS")});return}var f=c.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var h=this.tracks[c.level],d=this.vttCCs;d[c.cc]||(d[c.cc]={start:c.start,prevCC:this.prevCC,new:!0},this.prevCC=c.cc),h&&h.textCodec===D.IMSC1_CODEC?this._parseIMSC1(c,m):this._parseVTTs(c,m,d)}}else this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(l,S){var c=this,m=this.hls;Object(D.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(w){c._appendCues(w,l.level),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(w){A.logger.log("Failed to parse IMSC1: "+w),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:w})})},o._parseVTTs=function(l,S,c){var m=this,w=this.hls;Object(I.parseWebVTT)(S,this.initPTS[l.cc],this.timescale[l.cc],c,l.cc,l.start,function(y){m._appendCues(y,l.level),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(y){m._fallbackToIMSC1(l,S),A.logger.log("Failed to parse VTT cue: "+y),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:y})})},o._fallbackToIMSC1=function(l,S){var c=this,m=this.tracks[l.level];m.textCodec||Object(D.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(){m.textCodec=D.IMSC1_CODEC,c._parseIMSC1(l,S)},function(){m.textCodec="wvtt"})},o._appendCues=function(l,S){var c=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[S];if(m.mode==="disabled")return;l.forEach(function(f){return Object(O.addCueToTrack)(m,f)})}else{var w=this.tracks[S],y=w.default?"default":"subtitles"+S;c.trigger(U.Events.CUES_PARSED,{type:"subtitles",cues:l,track:y})}},o.onFragDecrypted=function(l,S){var c=S.frag;if(c.type===x.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[c.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(U.Events.FRAG_LOADED,S)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(l,S){var c=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(c&&m))return;for(var w=0;w<S.samples.length;w++){var y=S.samples[w].bytes;if(y){var f=this.extractCea608Data(y);c.addData(S.samples[w].pts,f[0]),m.addData(S.samples[w].pts,f[1])}}},o.onBufferFlushing=function(l,S){var 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B.EventEmitter,p=function(o,s){C.postMessage({event:o,data:s})};T.on(U.Events.FRAG_DECRYPTED,p),T.on(U.Events.ERROR,p),C.addEventListener("message",function(u){var o=u.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);C.transmuxer=new z.default(T,o.typeSupported,s,o.vendor,o.id),Object(R.enableLogs)(s.debug),p("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var l=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(z.isPromise)(l)?l.then(function(m){D(C,m)}):D(C,l);break}case"flush":{var S=o.chunkMeta,c=C.transmuxer.flush(S);Object(z.isPromise)(c)?c.then(function(m){A(C,m,S)}):A(C,c,S);break}default:break}})}function D(C,T){if(P(T.remuxResult))return;var p=[],u=T.remuxResult,o=u.audio,s=u.video;o&&x(p,o),s&&x(p,s),C.postMessage({event:"transmuxComplete",data:T},p)}function x(C,T){T.data1&&C.push(T.data1.buffer),T.data2&&C.push(T.data2.buffer)}function A(C,T,p){T.forEach(function(u){D(C,u)}),C.postMessage({event:"flush",data:p})}function P(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return s}),L.d(V,"isPromise",function(){return c}),L.d(V,"TransmuxConfig",function(){return m}),L.d(V,"TransmuxState",function(){return w});var z=L("./src/events.ts"),U=L("./src/errors.ts"),R=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),I=L("./src/demux/mp4demuxer.ts"),O=L("./src/demux/tsdemuxer.ts"),D=L("./src/demux/mp3demuxer.ts"),x=L("./src/remux/mp4-remuxer.ts"),A=L("./src/remux/passthrough-remuxer.ts"),P=L("./src/demux/chunk-cache.ts"),C=L("./src/utils/mp4-tools.ts"),T=L("./src/utils/logger.ts"),p;try{p=self.performance.now.bind(self.performance)}catch(y){T.logger.debug("Unable to use Performance API on this environment"),p=self.Date.now}var u=[{demux:O.default,remux:x.default},{demux:I.default,remux:A.default},{demux:B.default,remux:x.default},{demux:D.default,remux:x.default}],o=1024;u.forEach(function(y){var f=y.demux;o=Math.max(o,f.minProbeByteLength)});var s=function(){function y(h,d,a,v,g){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 P.default,this.observer=h,this.typeSupported=d,this.config=a,this.vendor=v,this.id=g}var f=y.prototype;return f.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},f.push=function(d,a,v,g){var b=this,M=v.transmuxing;M.executeStart=p();var F=new Uint8Array(d),j=this.cache,W=this.config,_=this.currentTransmuxState,k=this.transmuxConfig;g&&(this.currentTransmuxState=g);var H=l(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=p(),S(v);F=new Uint8Array(q)}else return this.decryptionPromise=X.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(we){var Oe=b.push(we,null,v);return b.decryptionPromise=null,Oe}),this.decryptionPromise}var re=g||_,Ee=re.contiguous,me=re.discontinuity,Se=re.trackSwitch,ve=re.accurateTimeOffset,fe=re.timeOffset,ue=k.audioCodec,he=k.videoCodec,Q=k.defaultInitPts,ne=k.duration,Z=k.initSegmentData;if((me||Se)&&this.resetInitSegment(Z,ue,he,ne),me&&this.resetInitialTimestamp(Q),Ee||this.resetContiguity(),this.needsProbing(F,me,Se)){if(j.dataLength){var ge=j.flush();F=Object(C.appendUint8Array)(ge,F)}this.configureTransmuxer(F,k)}var Te=this.transmux(F,H,fe,ve,v),pe=this.currentTransmuxState;return pe.contiguous=!0,pe.discontinuity=!1,pe.trackSwitch=!1,M.executeEnd=p(),Te},f.flush=function(d){var a=this,v=d.transmuxing;v.executeStart=p();var g=this.decrypter,b=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(d)});var j=[],W=M.timeOffset;if(g){var _=g.flush();_&&j.push(this.push(_,null,d))}var k=b.dataLength;b.reset();var H=this.demuxer,X=this.remuxer;if(!H||!X)return k>=o&&this.observer.emit(z.Events.ERROR,z.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=p(),[S(d)];var q=H.flush(W);return c(q)?q.then(function(re){return a.flushRemux(j,re,d),j}):(this.flushRemux(j,q,d),j)},f.flushRemux=function(d,a,v){var g=a.audioTrack,b=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,_=j.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var k=this.remuxer.remux(g,b,M,F,_,W,!0,this.id);d.push({remuxResult:k,chunkMeta:v}),v.transmuxing.executeEnd=p()},f.resetInitialTimestamp=function(d){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(d),v.resetTimeStamp(d)},f.resetContiguity=function(){var d=this.demuxer,a=this.remuxer;if(!d||!a)return;d.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(d,a,v,g){var b=this.demuxer,M=this.remuxer;if(!b||!M)return;b.resetInitSegment(a,v,g),M.resetInitSegment(d,a,v)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(d,a,v,g,b){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(d,a,v,g,b):M=this.transmuxUnencrypted(d,v,g,b),M},f.transmuxUnencrypted=function(d,a,v,g){var b=this.demuxer.demux(d,a,!1,!this.config.progressive),M=b.audioTrack,F=b.avcTrack,j=b.id3Track,W=b.textTrack,_=this.remuxer.remux(M,F,j,W,a,v,!1,this.id);return{remuxResult:_,chunkMeta:g}},f.transmuxSampleAes=function(d,a,v,g,b){var M=this;return this.demuxer.demuxSampleAes(d,a,v).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,v,g,!1,M.id);return{remuxResult:j,chunkMeta:b}})},f.configureTransmuxer=function(d,a){for(var v=this.config,g=this.observer,b=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,_=a.initSegmentData,k=a.videoCodec,H,X=0,q=u.length;X<q;X++)if(u[X].demux.probe(d)){H=u[X];break}H||(T.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,me=H.remux,Se=H.demux;(!Ee||!(Ee instanceof me))&&(this.remuxer=new me(g,v,b,M)),(!re||!(re instanceof Se))&&(this.demuxer=new Se(g,v,b),this.probe=Se.probe),this.resetInitSegment(_,F,k,W),this.resetInitialTimestamp(j)},f.needsProbing=function(d,a,v){return!this.demuxer||!this.remuxer||a||v},f.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new R.default(this.observer,this.config)),d},y}();function l(y,f){var h=null;return y.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(h=f),h}var S=function(f){return{remuxResult:{},chunkMeta:f}};function c(y){return"then"in y&&y.then instanceof Function}var m=function(f,h,d,a,v){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=h,this.initSegmentData=d,this.duration=a,this.defaultInitPts=v},w=function(f,h,d,a,v){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=h,this.accurateTimeOffset=d,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"discardEPB",function(){return S});var z=L("./src/demux/adts.ts"),U=L("./src/demux/mpegaudio.ts"),R=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),I=L("./src/demux/sample-aes.ts"),O=L("./src/events.ts"),D=L("./src/utils/mp4-tools.ts"),x=L("./src/utils/logger.ts"),A=L("./src/errors.ts"),P={video:1,audio:2,id3:3,text:4},C=function(){function c(w,y,f){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=y,this.typeSupported=f}c.probe=function(y){var f=c.syncOffset(y);return f<0?!1:(f&&x.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},c.syncOffset=function(y){for(var f=Math.min(1e3,y.length-3*188),h=0;h<f;){if(y[h]===71&&y[h+188]===71&&y[h+2*188]===71)return h;h++}return-1},c.createTrack=function(y,f){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:P[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?f:void 0}};var m=c.prototype;return m.resetInitSegment=function(y,f,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=c.createTrack("video",h),this._audioTrack=c.createTrack("audio",h),this._id3Track=c.createTrack("id3",h),this._txtTrack=c.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=f,this._duration=h},m.resetTimeStamp=function(){},m.resetContiguity=function(){var y=this._audioTrack,f=this._avcTrack,h=this._id3Track;y&&(y.pesData=null),f&&(f.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(y,f,h,d){h===void 0&&(h=!1),d===void 0&&(d=!1),h||(this.sampleAes=null);var a,v=this._avcTrack,g=this._audioTrack,b=this._id3Track,M=v.pid,F=v.pesData,j=g.pid,W=b.pid,_=g.pesData,k=b.pesData,H=!1,X=this.pmtParsed,q=this._pmtId,re=y.length;if(this.remainderData&&(y=Object(D.appendUint8Array)(this.remainderData,y),re=y.length,this.remainderData=null),re<188&&!d)return this.remainderData=y,{audioTrack:g,avcTrack:v,id3Track:b,textTrack:this._txtTrack};var Ee=Math.max(0,c.syncOffset(y));re-=(re+Ee)%188,re<y.byteLength&&!d&&(this.remainderData=new Uint8Array(y.buffer,re,y.buffer.byteLength-re));for(var me=Ee;me<re;me+=188)if(y[me]===71){var Se=!!(y[me+1]&64),ve=((y[me+1]&31)<<8)+y[me+2],fe=(y[me+3]&48)>>4,ue=void 0;if(fe>1){if(ue=me+5+y[me+4],ue===me+188)continue}else ue=me+4;switch(ve){case M:Se&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(y.subarray(ue,me+188)),F.size+=me+188-ue);break;case j:Se&&(_&&(a=o(_))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),_={data:[],size:0}),_&&(_.data.push(y.subarray(ue,me+188)),_.size+=me+188-ue);break;case W:Se&&(k&&(a=o(k))&&this.parseID3PES(a),k={data:[],size:0}),k&&(k.data.push(y.subarray(ue,me+188)),k.size+=me+188-ue);break;case 0:Se&&(ue+=y[ue]+1),q=this._pmtId=p(y,ue);break;case q:{Se&&(ue+=y[ue]+1);var he=u(y,ue,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);M=he.avc,M>0&&(v.pid=M),j=he.audio,j>0&&(g.pid=j,g.isAAC=he.isAAC),W=he.id3,W>0&&(b.pid=W),H&&!X&&(x.logger.log("reparse from beginning"),H=!1,me=Ee-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});v.pesData=F,g.pesData=_,b.pesData=k;var Q={audioTrack:g,avcTrack:v,id3Track:b,textTrack:this._txtTrack};return d&&this.extractRemainingSamples(Q),Q},m.flush=function(){var y=this.remainderData;this.remainderData=null;var f;return y?f=this.demux(y,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},m.extractRemainingSamples=function(y){var f=y.audioTrack,h=y.avcTrack,d=y.id3Track,a=h.pesData,v=f.pesData,g=d.pesData,b;a&&(b=o(a))?(this.parseAVCPES(b,!0),h.pesData=null):h.pesData=a,v&&(b=o(v))?(f.isAAC?this.parseAACPES(b):this.parseMPEGPES(b),f.pesData=null):(v!=null&&v.size&&x.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=v),g&&(b=o(g))?(this.parseID3PES(b),d.pesData=null):d.pesData=g},m.demuxSampleAes=function(y,f,h){var d=this.demux(y,h,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,f);return this.decrypt(d,a)},m.decrypt=function(y,f){return new Promise(function(h){var d=y.audioTrack,a=y.avcTrack;d.samples&&d.isAAC?f.decryptAacSamples(d.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){h(y)}):h(y)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){h(y)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(y,f){var h=this,d=this._avcTrack,a=this.parseAVCNALu(y.data),v=!1,g=this.avcSample,b,M=!1;y.data=null,g&&a.length&&!d.audFound&&(s(g,d),g=this.avcSample=T(!1,y.pts,y.dts,"")),a.forEach(function(F){switch(F.type){case 1:{b=!0,g||(g=h.avcSample=T(!0,y.pts,y.dts,"")),v&&(g.debug+="NDR "),g.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)&&(g.key=!0)}break}case 5:b=!0,g||(g=h.avcSample=T(!0,y.pts,y.dts,"")),v&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{b=!0,v&&g&&(g.debug+="SEI ");var _=new R.default(S(F.data));_.readUByte();for(var k=0,H=0,X=!1,q=0;!X&&_.bytesAvailable>1;){k=0;do q=_.readUByte(),k+=q;while(q===255);H=0;do q=_.readUByte(),H+=q;while(q===255);if(k===4&&_.bytesAvailable!==0){X=!0;var re=_.readUByte();if(re===181){var Ee=_.readUShort();if(Ee===49){var me=_.readUInt();if(me===1195456820){var Se=_.readUByte();if(Se===3){for(var ve=_.readUByte(),fe=_.readUByte(),ue=31&ve,he=[ve,fe],Q=0;Q<ue;Q++)he.push(_.readUByte()),he.push(_.readUByte()),he.push(_.readUByte());l(h._txtTrack.samples,{type:3,pts:y.pts,bytes:he})}}}}}else if(k===5&&_.bytesAvailable!==0){if(X=!0,H>16){for(var ne=[],Z=0;Z<16;Z++)ne.push(_.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&ne.push("-");for(var ge=H-16,Te=new Uint8Array(ge),pe=0;pe<ge;pe++)Te[pe]=_.readUByte();l(h._txtTrack.samples,{pts:y.pts,payloadType:k,uuid:ne.join(""),userData:Object(B.utf8ArrayToStr)(Te),userDataBytes:Te})}}else if(H<_.bytesAvailable)for(var we=0;we<H;we++)_.readUByte()}break}case 7:if(b=!0,M=!0,v&&g&&(g.debug+="SPS "),!d.sps){var Oe=new R.default(F.data),ke=Oe.readSPS();d.width=ke.width,d.height=ke.height,d.pixelRatio=ke.pixelRatio,d.sps=[F.data],d.duration=h._duration;for(var Pe=F.data.subarray(1,4),De="avc1.",Le=0;Le<3;Le++){var We=Pe[Le].toString(16);We.length<2&&(We="0"+We),De+=We}d.codec=De}break;case 8:b=!0,v&&g&&(g.debug+="PPS "),d.pps||(d.pps=[F.data]);break;case 9:b=!1,d.audFound=!0,g&&s(g,d),g=h.avcSample=T(!1,y.pts,y.dts,v?"AUD ":"");break;case 12:b=!1;break;default:b=!1,g&&(g.debug+="unknown NAL "+F.type+" ");break}if(g&&b){var Ye=g.units;Ye.push(F)}}),f&&g&&(s(g,d),this.avcSample=null)},m.getLastNalUnit=function(){var y,f=this.avcSample,h;if(!f||f.units.length===0){var d=this._avcTrack.samples;f=d[d.length-1]}if((y=f)!==null&&y!==void 0&&y.units){var a=f.units;h=a[a.length-1]}return h},m.parseAVCNALu=function(y){var f=y.byteLength,h=this._avcTrack,d=h.naluState||0,a=d,v=[],g=0,b,M,F,j=-1,W=0;for(d===-1&&(j=0,W=y[0]&31,d=0,g=1);g<f;){if(b=y[g++],!d){d=b?0:1;continue}if(d===1){d=b?0:2;continue}if(!b)d=3;else if(b===1){if(j>=0){var _={data:y.subarray(j,g-d-1),type:W};v.push(_)}else{var k=this.getLastNalUnit();if(k&&(a&&g<=4-a&&(k.state&&(k.data=k.data.subarray(0,k.data.byteLength-a))),M=g-d-1,M>0)){var H=new Uint8Array(k.data.byteLength+M);H.set(k.data,0),H.set(y.subarray(0,M),k.data.byteLength),k.data=H,k.state=0}}g<f?(F=y[g]&31,j=g,W=F,d=0):d=-1}else d=0}if(j>=0&&d>=0){var X={data:y.subarray(j,f),type:W,state:d};v.push(X)}if(v.length===0){var q=this.getLastNalUnit();if(q){var re=new Uint8Array(q.data.byteLength+y.byteLength);re.set(q.data,0),re.set(y,q.data.byteLength),q.data=re}}return h.naluState=d,v},m.parseAACPES=function(y){var f=0,h=this._audioTrack,d=this.aacOverFlow,a=y.data;if(d){this.aacOverFlow=null;var v=d.sample.unit.byteLength,g=Math.min(d.missing,v),b=v-g;d.sample.unit.set(a.subarray(0,g),b),h.samples.push(d.sample),f=d.missing}var M,F;for(M=f,F=a.length;M<F-1&&!z.isHeader(a,M);M++);if(M!==f){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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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(ie,V,L){"use 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z;(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"})(z||(z={}))},"./src/hls.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return c});var z=L("./node_modules/url-toolkit/src/url-toolkit.js"),U=L.n(z),R=L("./src/loader/playlist-loader.ts"),B=L("./src/loader/key-loader.ts"),I=L("./src/controller/id3-track-controller.ts"),O=L("./src/controller/latency-controller.ts"),D=L("./src/controller/level-controller.ts"),x=L("./src/controller/fragment-tracker.ts"),A=L("./src/controller/stream-controller.ts"),P=L("./src/is-supported.ts"),C=L("./src/utils/logger.ts"),T=L("./src/config.ts"),p=L("./node_modules/eventemitter3/index.js"),u=L.n(p),o=L("./src/events.ts"),s=L("./src/errors.ts");function l(m,w){for(var y=0;y<w.length;y++){var f=w[y];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(m,f.key,f)}}function S(m,w,y){return w&&l(m.prototype,w),y&&l(m,y),m}var c=function(){m.isSupported=function(){return Object(P.isSupported)()};function m(y){y===void 0&&(y={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new p.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 f=this.config=Object(T.mergeConfig)(m.DefaultConfig,y);this.userConfig=y,Object(C.enableLogs)(f.debug),this._autoLevelCapping=-1,f.progressive&&Object(T.enableStreamingMode)(f);var h=f.abrController,d=f.bufferController,a=f.capLevelController,v=f.fpsController,g=this.abrController=new h(this),b=this.bufferController=new d(this),M=this.capLevelController=new a(this),F=new v(this),j=new R.default(this),W=new B.default(this),_=new I.default(this),k=this.levelController=new D.default(this),H=new x.FragmentTracker(this),X=this.streamController=new 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h=this.media,d=this.url,a=this.url=z.buildAbsoluteURL(self.location.href,f,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),h&&d&&d!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(h)),this.trigger(o.Events.MANIFEST_LOADING,{url:f})},w.startLoad=function(f){f===void 0&&(f=-1),C.logger.log("startLoad("+f+")"),this.networkControllers.forEach(function(h){h.startLoad(f)})},w.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(f){f.stopLoad()})},w.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},w.recoverMediaError=function(){C.logger.log("recoverMediaError");var f=this._media;this.detachMedia(),f&&this.attachMedia(f)},w.removeLevel=function(f,h){h===void 0&&(h=0),this.levelController.removeLevel(f,h)},S(m,[{key:"levels",get:function(){var f=this.levelController.levels;return f||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(f){C.logger.log("set currentLevel:"+f),this.loadLevel=f,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(f){C.logger.log("set nextLevel:"+f),this.levelController.manualLevel=f,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(f){C.logger.log("set loadLevel:"+f),this.levelController.manualLevel=f}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(f){this.levelController.nextLoadLevel=f}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(f){C.logger.log("set firstLevel:"+f),this.levelController.firstLevel=f}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(f){C.logger.log("set 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d=[],a={},v=!1;P.lastIndex=0;for(var g;(g=P.exec(f))!=null;)if(g[1]){var b=new D.AttrList(g[1]),M={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:w.resolve(g[2],h)},F=b.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),l((b.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=w.convertAVC1ToAVCOTI(M.videoCodec)),d.push(M)}else if(g[3]){var j=new D.AttrList(g[3]);j["DATA-ID"]&&(v=!0,a[j["DATA-ID"]]=j)}return{levels:d,sessionData:v?a:null}},w.parseMasterPlaylistMedia=function(f,h,d,a){a===void 0&&(a=[]);var v,g=[],b=0;for(C.lastIndex=0;(v=C.exec(f))!==null;){var M=new D.AttrList(v[1]);if(M.TYPE===d){var F={attrs:M,bitrate:0,id:b++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:d,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?w.resolve(M.URI,h):""};if(a.length){var j=w.findGroup(a,F.groupId)||a[0];S(F,j,"audioCodec"),S(F,j,"textCodec")}g.push(F)}}return g},w.parseLevelPlaylist=function(f,h,d,a,v){var g=new I.LevelDetails(h),b=g.fragments,M=null,F=0,j=0,W=0,_=0,k=null,H=new B.Fragment(a,h),X,q,re,Ee=-1,me=!1;for(T.lastIndex=0,g.m3u8=f;(X=T.exec(f))!==null;){me&&(me=!1,H=new B.Fragment(a,h),H.start=W,H.sn=F,H.cc=_,H.level=d,M&&(H.initSegment=M,H.rawProgramDateTime=M.rawProgramDateTime));var Se=X[1];if(Se){H.duration=parseFloat(Se);var ve=(" "+X[2]).slice(1);H.title=ve||null,H.tagList.push(ve?["INF",Se,ve]:["INF",Se])}else if(X[3])Object(z.isFiniteNumber)(H.duration)&&(H.start=W,re&&(H.levelkey=re),H.sn=F,H.level=d,H.cc=_,H.urlId=v,b.push(H),H.relurl=(" "+X[3]).slice(1),m(H,k),k=H,W+=H.duration,F++,j=0,me=!0);else if(X[4]){var fe=(" "+X[4]).slice(1);k?H.setByteRange(fe,k):H.setByteRange(fe)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),Ee===-1&&(Ee=b.length);else{if(X=X[0].match(p),!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 ue=(" "+X[q]).slice(1),he=(" "+X[q+1]).slice(1),Q=X[q+2]?(" "+X[q+2]).slice(1):"";switch(ue){case"PLAYLIST-TYPE":g.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":F=g.startSN=parseInt(he);break;case"SKIP":{var ne=new D.AttrList(he),Z=ne.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(Z)){g.skippedSegments=Z;for(var ge=Z;ge--;)b.unshift(null);F+=Z}var Te=ne.enumeratedString("RECENTLY-REMOVED-DATERANGES");Te&&(g.recentlyRemovedDateranges=Te.split("	"));break}case"TARGETDURATION":g.targetduration=parseFloat(he);break;case"VERSION":g.version=parseInt(he);break;case"EXTM3U":break;case"ENDLIST":g.live=!1;break;case"#":(he||Q)&&H.tagList.push(Q?[he,Q]:[he]);break;case"DIS":_++;case"GAP":H.tagList.push([ue]);break;case"BITRATE":H.tagList.push([ue,he]);break;case"DISCONTINUITY-SEQ":_=parseInt(he);break;case"KEY":{var pe,we=new D.AttrList(he),Oe=we.enumeratedString("METHOD"),ke=we.URI,Pe=we.hexadecimalInteger("IV"),De=we.enumeratedString("KEYFORMATVERSIONS"),Le=we.enumeratedString("KEYID"),We=(pe=we.enumeratedString("KEYFORMAT"))!=null?pe:"identity",Ye=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ye.indexOf(We)>-1){x.logger.warn("Keyformat "+We+" is not supported from the manifest");continue}else if(We!=="identity")continue;Oe&&(re=O.LevelKey.fromURL(h,ke),ke&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Oe)>=0&&(re.method=Oe,re.keyFormat=We,Le&&(re.keyID=Le),De&&(re.keyFormatVersions=De),re.iv=Pe));break}case"START":{var Xe=new D.AttrList(he),Ke=Xe.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(Ke)&&(g.startTimeOffset=Ke);break}case"MAP":{var Ze=new D.AttrList(he);H.relurl=Ze.URI,Ze.BYTERANGE&&H.setByteRange(Ze.BYTERANGE),H.level=d,H.sn="initSegment",re&&(H.levelkey=re),H.initSegment=null,M=H,me=!0;break}case"SERVER-CONTROL":{var je=new D.AttrList(he);g.canBlockReload=je.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=je.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&je.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=je.optionalFloat("PART-HOLD-BACK",0),g.holdBack=je.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Be=new D.AttrList(he);g.partTarget=Be.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ce=g.partList;Ce||(Ce=g.partList=[]);var $e=j>0?Ce[Ce.length-1]:void 0,Qe=j++,Re=new B.Part(new D.AttrList(he),H,h,Qe,$e);Ce.push(Re),H.duration+=Re.duration;break}case"PRELOAD-HINT":{var Ue=new D.AttrList(he);g.preloadHint=Ue;break}case"RENDITION-REPORT":{var oe=new D.AttrList(he);g.renditionReports=g.renditionReports||[],g.renditionReports.push(oe);break}default:x.logger.warn("line parsed but not handled: "+X);break}}}k&&!k.relurl?(b.pop(),W-=k.duration,g.partList&&(g.fragmentHint=k)):g.partList&&(m(H,k),H.cc=_,g.fragmentHint=H);var le=b.length,de=b[0],$=b[le-1];if(W+=g.skippedSegments*g.targetduration,W>0&&le&&$){g.averagetargetduration=W/le;var J=$.sn;g.endSN=J!=="initSegment"?J:0,de&&(g.startCC=de.cc,de.initSegment||g.fragments.every(function(ee){return ee.relurl&&o(ee.relurl)})&&(x.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,h),H.relurl=$.relurl,H.level=d,H.sn="initSegment",de.initSegment=H,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(W+=g.fragmentHint.duration),g.totalduration=W,g.endCC=_,Ee>0&&c(b,Ee),g},w}();function l(w,y){["video","audio","text"].forEach(function(f){var h=w.filter(function(a){return Object(A.isCodecType)(a,f)});if(h.length){var d=h.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[f+"Codec"]=d.length>0?d[0]:h[0],w=w.filter(function(a){return h.indexOf(a)===-1})}}),y.unknownCodecs=w}function S(w,y,f){var h=y[f];h&&(w[f]=h)}function c(w,y){for(var f=w[y],h=y;h--;){var d=w[h];if(!d)return;d.programDateTime=f.programDateTime-d.duration*1e3,f=d}}function m(w,y){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):y!=null&&y.programDateTime&&(w.programDateTime=y.endProgramDateTime),Object(z.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/polyfills/number.ts"),U=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),I=L("./src/utils/mp4-tools.ts"),O=L("./src/loader/m3u8-parser.ts"),D=L("./src/types/loader.ts"),x=L("./src/utils/attr-list.ts");function A(T){var p=T.type;switch(p){case D.PlaylistContextType.AUDIO_TRACK:return D.PlaylistLevelType.AUDIO;case D.PlaylistContextType.SUBTITLE_TRACK:return D.PlaylistLevelType.SUBTITLE;default:return D.PlaylistLevelType.MAIN}}function P(T,p){var u=T.url;return(u===void 0||u.indexOf("data:")===0)&&(u=p.url),u}var C=function(){function T(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var p=T.prototype;return p.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)},p.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)},p.createInternalLoader=function(o){var s=this.hls.config,l=s.pLoader,S=s.loader,c=l||S,m=new c(s);return o.loader=m,this.loaders[o.type]=m,m},p.getInternalLoader=function(o){return this.loaders[o.type]},p.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},p.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},p.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},p.onManifestLoading=function(o,s){var l=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},p.onLevelLoading=function(o,s){var l=s.id,S=s.level,c=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:null,level:S,responseType:"text",type:D.PlaylistContextType.LEVEL,url:c,deliveryDirectives:m})},p.onAudioTrackLoading=function(o,s){var l=s.id,S=s.groupId,c=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:c,deliveryDirectives:m})},p.onSubtitleTrackLoading=function(o,s){var l=s.id,S=s.groupId,c=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:c,deliveryDirectives:m})},p.load=function(o){var s,l=this.hls.config,S=this.getInternalLoader(o);if(S){var c=S.context;if(c&&c.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,y,f;switch(o.type){case D.PlaylistContextType.MANIFEST:m=l.manifestLoadingMaxRetry,w=l.manifestLoadingTimeOut,y=l.manifestLoadingRetryDelay,f=l.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:m=0,w=l.levelLoadingTimeOut;break;default:m=l.levelLoadingMaxRetry,w=l.levelLoadingTimeOut,y=l.levelLoadingRetryDelay,f=l.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var h;if(o.type===D.PlaylistContextType.LEVEL&&o.level!==null?h=this.hls.levels[o.level].details:o.type===D.PlaylistContextType.AUDIO_TRACK&&o.id!==null?h=this.hls.audioTracks[o.id].details:o.type===D.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(h=this.hls.subtitleTracks[o.id].details),h){var d=h.partTarget,a=h.targetduration;d&&a&&(w=Math.min(Math.max(d*3,a*.8)*1e3,w))}}var v={timeout:w,maxRetry:m,retryDelay:y,maxRetryDelay:f,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(o,v,g)},p.loadsuccess=function(o,s,l,S){if(S===void 0&&(S=null),l.isSidxRequest){this.handleSidxRequest(o,l),this.handlePlaylistLoaded(o,s,l,S);return}this.resetInternalLoader(l.type);var c=o.data;if(c.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,l,"no EXTM3U delimiter",S);return}s.parsing.start=performance.now(),c.indexOf("#EXTINF:")>0||c.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,l,S):this.handleMasterPlaylist(o,s,l,S)},p.loaderror=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!1,o)},p.loadtimeout=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!0)},p.handleMasterPlaylist=function(o,s,l,S){var c=this.hls,m=o.data,w=P(o,l),y=O.default.parseMasterPlaylist(m,w),f=y.levels,h=y.sessionData;if(!f.length){this.handleManifestParsingError(o,l,"no level found in manifest",S);return}var d=f.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=f.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),v=O.default.parseMasterPlaylistMedia(m,w,"AUDIO",d),g=O.default.parseMasterPlaylistMedia(m,w,"SUBTITLES",a),b=O.default.parseMasterPlaylistMedia(m,w,"CLOSED-CAPTIONS");if(v.length){var M=v.some(function(F){return!F.url});!M&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new x.AttrList({}),bitrate:0,url:""}))}c.trigger(U.Events.MANIFEST_LOADED,{levels:f,audioTracks:v,subtitles:g,captions:b,url:w,stats:s,networkDetails:S,sessionData:h})},p.handleTrackOrLevelPlaylist=function(o,s,l,S){var c=this.hls,m=l.id,w=l.level,y=l.type,f=P(o,l),h=Object(z.isFiniteNumber)(m)?m:0,d=Object(z.isFiniteNumber)(w)?w:h,a=A(l),v=O.default.parseLevelPlaylist(o.data,f,d,a,h);if(!v.fragments.length){c.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(y===D.PlaylistContextType.MANIFEST){var g={attrs:new x.AttrList({}),bitrate:0,details:v,name:"",url:f};c.trigger(U.Events.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:f,stats:s,networkDetails:S,sessionData:null})}if(s.parsing.end=performance.now(),v.needSidxRanges){var b,M=(b=v.fragments[0].initSegment)===null||b===void 0?void 0:b.url;this.load({url:M,isSidxRequest:!0,type:y,level:w,levelDetails:v,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=v,this.handlePlaylistLoaded(o,s,l,S)},p.handleSidxRequest=function(o,s){var l=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!l)return;var S=l.references,c=s.levelDetails;S.forEach(function(m,w){var y=m.info,f=c.fragments[w];f.byteRange.length===0&&f.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),f.initSegment&&f.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},p.handleManifestParsingError=function(o,s,l,S){this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===D.PlaylistContextType.MANIFEST,url:o.url,reason:l,response:o,context:s,networkDetails:S})},p.handleNetworkError=function(o,s,l,S){l===void 0&&(l=!1),B.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var c=R.ErrorDetails.UNKNOWN,m=!1,w=this.getInternalLoader(o);switch(o.type){case D.PlaylistContextType.MANIFEST:c=l?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case D.PlaylistContextType.LEVEL:c=l?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case D.PlaylistContextType.AUDIO_TRACK:c=l?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case D.PlaylistContextType.SUBTITLE_TRACK:c=l?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}w&&this.resetInternalLoader(o.type);var y={type:R.ErrorTypes.NETWORK_ERROR,details:c,fatal:m,url:o.url,loader:w,context:o,networkDetails:s};S&&(y.response=S),this.hls.trigger(U.Events.ERROR,y)},p.handlePlaylistLoaded=function(o,s,l,S){var c=l.type,m=l.level,w=l.id,y=l.groupId,f=l.loader,h=l.levelDetails,d=l.deliveryDirectives;if(!(h!=null&&h.targetduration)){this.handleManifestParsingError(o,l,"invalid target duration",S);return}if(!f)return;h.live&&(f.getCacheAge&&(h.ageHeader=f.getCacheAge()||0),(!f.getCacheAge||isNaN(h.ageHeader))&&(h.ageHeader=0));switch(c){case D.PlaylistContextType.MANIFEST:case D.PlaylistContextType.LEVEL:this.hls.trigger(U.Events.LEVEL_LOADED,{details:h,level:m||0,id:w||0,stats:s,networkDetails:S,deliveryDirectives:d});break;case D.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(U.Events.AUDIO_TRACK_LOADED,{details:h,id:w||0,groupId:y||"",stats:s,networkDetails:S,deliveryDirectives:d});break;case D.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(U.Events.SUBTITLE_TRACK_LOADED,{details:h,id:w||0,groupId:y||"",stats:s,networkDetails:S,deliveryDirectives:d});break}},T}();V.default=C},"./src/polyfills/number.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"isFiniteNumber",function(){return z}),L.d(V,"MAX_SAFE_INTEGER",function(){return U});var z=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},U=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ie,V,L){"use strict";L.r(V);var z=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,O){O*=I;var D=Math.floor(O/(z+1)),x=Math.floor(O%(z+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,D>>24,D>>16&255,D>>8&255,D&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,O,D){return R.box(R.types.moof,R.mfhd(I),R.traf(D,O))},R.moov=function(I){for(var O=I.length,D=[];O--;)D[O]=R.trak(I[O]);return R.box.apply(null,[R.types.moov,R.mvhd(I[0].timescale,I[0].duration)].concat(D).concat(R.mvex(I)))},R.mvex=function(I){for(var O=I.length,D=[];O--;)D[O]=R.trex(I[O]);return R.box.apply(null,[R.types.mvex].concat(D))},R.mvhd=function(I,O){O*=I;var D=Math.floor(O/(z+1)),x=Math.floor(O%(z+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,D>>24,D>>16&255,D>>8&255,D&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 O=I.samples||[],D=new Uint8Array(4+O.length),x,A;for(x=0;x<O.length;x++)A=O[x].flags,D[x+4]=A.dependsOn<<4|A.isDependedOn<<2|A.hasRedundancy;return R.box(R.types.sdtp,D)},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 O=[],D=[],x,A,P;for(x=0;x<I.sps.length;x++)A=I.sps[x],P=A.byteLength,O.push(P>>>8&255),O.push(P&255),O=O.concat(Array.prototype.slice.call(A));for(x=0;x<I.pps.length;x++)A=I.pps[x],P=A.byteLength,D.push(P>>>8&255),D.push(P&255),D=D.concat(Array.prototype.slice.call(A));var C=R.box(R.types.avcC,new Uint8Array([1,O[3],O[4],O[5],252|3,224|I.sps.length].concat(O).concat([I.pps.length]).concat(D))),T=I.width,p=I.height,u=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,T>>8&255,T&255,p>>8&255,p&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([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(I){var O=I.config.length;return new Uint8Array([0,0,0,0,3,23+O,0,1,0,4,15+O,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([O]).concat(I.config).concat([6,1,2]))},R.mp4a=function(I){var O=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,O>>8&255,O&255,0,0]),R.box(R.types.esds,R.esds(I)))},R.mp3=function(I){var O=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,O>>8&255,O&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 O=I.id,D=I.duration*I.timescale,x=I.width,A=I.height,P=Math.floor(D/(z+1)),C=Math.floor(D%(z+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,O>>24&255,O>>16&255,O>>8&255,O&255,0,0,0,0,P>>24,P>>16&255,P>>8&255,P&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,O){var D=R.sdtp(I),x=I.id,A=Math.floor(O/(z+1)),P=Math.floor(O%(z+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,P>>24,P>>16&255,P>>8&255,P&255])),R.trun(I,D.length+16+20+8+16+8+8),D)},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 O=I.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(I,O){var D=I.samples||[],x=D.length,A=12+16*x,P=new Uint8Array(A),C,T,p,u,o,s;for(O+=8+A,P.set([0,0,15,1,x>>>24&255,x>>>16&255,x>>>8&255,x&255,O>>>24&255,O>>>16&255,O>>>8&255,O&255],0),C=0;C<x;C++)T=D[C],p=T.duration,u=T.size,o=T.flags,s=T.cts,P.set([p>>>24&255,p>>>16&255,p>>>8&255,p&255,u>>>24&255,u>>>16&255,u>>>8&255,u&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,P)},R.initSegment=function(I){R.types||R.init();var O=R.moov(I),D=new Uint8Array(R.FTYP.byteLength+O.byteLength);return D.set(R.FTYP),D.set(O,R.FTYP.byteLength),D},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(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return s}),L.d(V,"normalizePts",function(){return l});var z=L("./src/polyfills/number.ts"),U=L("./src/remux/aac-helper.ts"),R=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),I=L("./src/errors.ts"),O=L("./src/utils/logger.ts"),D=L("./src/types/loader.ts"),x=L("./src/utils/timescale-conversion.ts");function A(){return A=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(w[h]=f[h])}return w},A.apply(this,arguments)}var P=10*1e3,C=1024,T=1152,p=null,u=null,o=!1,s=function(){function w(f,h,d,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=f,this.config=h,this.typeSupported=d,this.ISGenerated=!1,p===null){var v=navigator.userAgent||"",g=v.match(/Chrome\/(\d+)/i);p=g?parseInt(g[1]):0}if(u===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);u=b?parseInt(b[1]):0}o=!!p&&p<75||!!u&&u<600}var y=w.prototype;return y.destroy=function(){},y.resetTimeStamp=function(h){O.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},y.resetNextTimestamp=function(){O.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){O.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(h){var d=!1,a=h.reduce(function(v,g){var b=g.pts-v;return b<-4294967296?(d=!0,l(v,g.pts)):b>0?v:g.pts},h[0].pts);return d&&O.logger.debug("PTS rollover detected"),a},y.remux=function(h,d,a,v,g,b,M,F){var j,W,_,k,H,X,q=g,re=g,Ee=h.pid>-1,me=d.pid>-1,Se=d.samples.length,ve=h.samples.length>0,fe=Se>1,ue=(!Ee||ve)&&(!me||fe)||this.ISGenerated||M;if(ue){this.ISGenerated||(_=this.generateIS(h,d,g));var he=this.isVideoContiguous,Q=-1;if(fe&&(Q=S(d.samples),!he&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,Q>0){O.logger.warn("[mp4-remuxer]: Dropped "+Q+" out of "+Se+" video samples due to a missing keyframe");var ne=this.getVideoStartPts(d.samples);d.samples=d.samples.slice(Q),d.dropped+=Q,re+=(d.samples[0].pts-ne)/(d.timescale||9e4)}else Q===-1&&(O.logger.warn("[mp4-remuxer]: No keyframe found out of "+Se+" video samples"),X=!1);if(this.ISGenerated){if(ve&&fe){var Z=this.getVideoStartPts(d.samples),ge=l(h.samples[0].pts,Z)-Z,Te=ge/d.inputTimeScale;q+=Math.max(0,Te),re+=Math.max(0,-Te)}if(ve){if(h.samplerate||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),_=this.generateIS(h,d,g)),W=this.remuxAudio(h,q,this.isAudioContiguous,b,me||fe||F===D.PlaylistLevelType.AUDIO?re:void 0),fe){var pe=W?W.endPTS-W.startPTS:0;d.inputTimeScale||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as video 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Uint8Array(0):R.default.initSegment([h]),metadata:{channelCount:h.channelCount}},F&&(k=h.inputTimeScale,W=_=v[0].pts-Math.round(k*a))),d.sps&&d.pps&&g.length&&(d.timescale=d.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:R.default.initSegment([d]),metadata:{width:d.width,height:d.height}},F)){k=d.inputTimeScale;var H=this.getVideoStartPts(g),X=Math.round(k*a);_=Math.min(_,l(g[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=_),{tracks:M,initPTS:W,timescale:k}},y.remuxVideo=function(h,d,a,v){var g=h.inputTimeScale,b=h.samples,M=[],F=b.length,j=this._initPTS,W=this.nextAvcDts,_=8,k,H,X,q=Number.POSITIVE_INFINITY,re=Number.NEGATIVE_INFINITY,Ee=0,me=!1;if(!a||W===null){var Se=d*g,ve=b[0].pts-l(b[0].dts,b[0].pts);W=Se-ve}for(var fe=0;fe<F;fe++){var ue=b[fe];if(ue.pts=l(ue.pts-j,W),ue.dts=l(ue.dts-j,W),ue.dts>ue.pts){var he=9e4*.2;Ee=Math.max(Math.min(Ee,ue.pts-ue.dts),-1*he)}ue.dts<b[fe>0?fe-1:fe].dts&&(me=!0)}me&&b.sort(function(Ct,pt){var st=Ct.dts-pt.dts,kt=Ct.pts-pt.pts;return st||kt}),H=b[0].dts,X=b[b.length-1].dts;var Q=Math.round((X-H)/(F-1));if(Ee<0){if(Ee<Q*-2){O.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(x.toMsFromMpegTsClock)(-Q,!0)+" ms");for(var ne=Ee,Z=0;Z<F;Z++)b[Z].dts=ne=Math.max(ne,b[Z].pts-Q),b[Z].pts=Math.max(ne,b[Z].pts)}else{O.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++)b[ge].dts=b[ge].dts+Ee}H=b[0].dts}if(a){var Te=H-W,pe=Te>Q,we=Te<-1;if(pe||we){pe?O.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(Te,!0)+" ms ("+Te+"dts) hole between fragments detected, filling it"):O.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(-Te,!0)+" ms ("+Te+"dts) overlapping between fragments detected"),H=W;var 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le=Qe[Ue],de=le.data,$=le.data.byteLength;Be.setUint32(_,$),_+=4,je.set(de,_),_+=$,Re+=4+$}if(Ce<F-1)k=b[Ce+1].dts-$e.dts;else{var J=this.config,ee=$e.dts-b[Ce>0?Ce-1:Ce].dts;if(J.stretchShortVideoTrack&&this.nextAudioPts!==null){var te=Math.floor(J.maxBufferHole*g),ye=(v?q+v*g:this.nextAudioPts)-$e.pts;ye>te?(k=ye-ee,k<0&&(k=ee),O.logger.log("[mp4-remuxer]: It is approximately "+ye/90+" ms to the next segment; using duration "+k/90+" ms for the last video frame.")):k=ee}else k=ee}var Ae=Math.round($e.pts-$e.dts);M.push(new c($e.key,k,Re,Ae))}if(M.length&&p&&p<70){var Me=M[0].flags;Me.dependsOn=2,Me.isNonSync=0}console.assert(k!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+k,this.isVideoContiguous=!0;var tt=R.default.moof(h.sequenceNumber++,H,A({},h,{samples:M})),ft="video",nt={data1:tt,data2:je,startPTS:q/g,endPTS:(re+k)/g,startDTS:H/g,endDTS:W/g,type:ft,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:h.dropped};return h.samples=[],h.dropped=0,console.assert(je.length,"MDAT length must not be zero"),nt},y.remuxAudio=function(h,d,a,v,g){var b=h.inputTimeScale,M=h.samplerate?h.samplerate:b,F=b/M,j=h.isAAC?C:T,W=j*F,_=this._initPTS,k=!h.isAAC&&this.typeSupported.mpeg,H=[],X=h.samples,q=k?0:8,re=this.nextAudioPts||-1,Ee=d*b;if(this.isAudioContiguous=a=a||X.length&&re>0&&(v&&Math.abs(Ee-re)<9e3||Math.abs(l(X[0].pts-_,Ee)-re)<20*W),X.forEach(function(de){de.pts=l(de.pts-_,Ee)}),!a||re<0){if(X=X.filter(function(de){return de.pts>=0}),!X.length)return;g===0?re=0:v?re=Math.max(0,Ee):re=X[0].pts}if(h.isAAC)for(var me=g!==void 0,Se=this.config.maxAudioFramesDrift,ve=0,fe=re;ve<X.length;ve++){var ue=X[ve],he=ue.pts,Q=he-fe,ne=Math.abs(1e3*Q/b);if(Q<=-Se*W&&me)ve===0&&(O.logger.warn("Audio frame @ "+(he/b).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Q/b)+" ms."),this.nextAudioPts=re=fe=he);else if(Q>=Se*W&&ne<P&&me){var Z=Math.round(Q/W);fe=he-Z*W,fe<0&&(Z--,fe+=W),ve===0&&(this.nextAudioPts=re=fe),O.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(fe/b).toFixed(3)+"s due to "+Math.round(1e3*Q/b)+" ms gap.");for(var ge=0;ge<Z;ge++){var Te=Math.max(fe,0),pe=U.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);pe||(O.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),pe=ue.unit.subarray()),X.splice(ve,0,{unit:pe,pts:Te}),fe+=W,ve++}}ue.pts=fe,fe+=W}for(var we=null,Oe=null,ke,Pe=0,De=X.length;De--;)Pe+=X[De].unit.byteLength;for(var Le=0,We=X.length;Le<We;Le++){var Ye=X[Le],Xe=Ye.unit,Ke=Ye.pts;if(Oe!==null){var Ze=H[Le-1];Ze.duration=Math.round((Ke-Oe)/F)}else if(a&&h.isAAC&&(Ke=re),we=Ke,Pe>0){Pe+=q;try{ke=new Uint8Array(Pe)}catch(de){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Pe,reason:"fail allocating audio mdat "+Pe});return}if(!k){var je=new DataView(ke.buffer);je.setUint32(0,Pe),ke.set(R.default.types.mdat,4)}}else return;ke.set(Xe,q);var Be=Xe.byteLength;q+=Be,H.push(new c(!0,j,Be,0)),Oe=Ke}var Ce=H.length;if(!Ce)return;var $e=H[H.length-1];this.nextAudioPts=re=Oe+F*$e.duration;var Qe=k?new Uint8Array(0):R.default.moof(h.sequenceNumber++,we/F,A({},h,{samples:H}));h.samples=[];var Re=we/b,Ue=re/b,oe="audio",le={data1:Qe,data2:ke,startPTS:Re,endPTS:Ue,startDTS:Re,endDTS:Ue,type:oe,hasAudio:!0,hasVideo:!1,nb:Ce};return this.isAudioContiguous=!0,console.assert(ke.length,"MDAT length must not be zero"),le},y.remuxEmptyAudio=function(h,d,a,v){var g=h.inputTimeScale,b=h.samplerate?h.samplerate:g,M=g/b,F=this.nextAudioPts,j=(F!==null?F:v.startDTS*g)+this._initDTS,W=v.endDTS*g+this._initDTS,_=M*C,k=Math.ceil((W-j)/_),H=U.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);if(O.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){O.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio 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0,this.duration=f,this.size=h,this.cts=d,this.flags=new m(y)},m=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/polyfills/number.ts"),U=L("./src/utils/mp4-tools.ts"),R=L("./src/loader/fragment.ts"),B=L("./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,T,p){this.audioCodec=T,this.videoCodec=p,this.generateInitSegment(C),this.emitInitSegment=!0},A.generateInitSegment=function(C){var T=this.audioCodec,p=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(U.parseInitSegment)(C);T||(T=D(u.audio,R.ElementaryStreamTypes.AUDIO)),p||(p=D(u.video,R.ElementaryStreamTypes.VIDEO));var o={};u.audio&&u.video?o.audiovideo={container:"video/mp4",codec:T+","+p,initSegment:C,id:"main"}:u.audio?o.audio={container:"audio/mp4",codec:T,initSegment:C,id:"audio"}:u.video?o.video={container:"video/mp4",codec:p,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,T,p,u,o){var s=this.initPTS,l=this.lastEndDTS,S={audio:void 0,video:void 0,text:u,id3:p,initSegment:void 0};Object(z.isFiniteNumber)(l)||(l=this.lastEndDTS=o||0);var c=T.samples;if(!c||!c.length)return S;var m={initPTS:void 0,timescale:1},w=this.initData;if((!w||!w.length)&&(this.generateInitSegment(c),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(z.isFiniteNumber)(s)||(this.initPTS=m.initPTS=s=O(w,c,l));var y=Object(U.getDuration)(c,w),f=l,h=y+f;Object(U.offsetStartDTS)(w,c,s),y>0?this.lastEndDTS=h:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var d=!!w.audio,a=!!w.video,v="";d&&(v+="audio"),a&&(v+="video");var g={data1:c,startPTS:f,startDTS:f,endPTS:h,endDTS:h,type:v,hasAudio:d,hasVideo:a,nb:1,dropped:0};return S.audio=g.type==="audio"?g:void 0,S.video=g.type!=="audio"?g:void 0,S.text=u,S.id3=p,S.initSegment=m,S},x}(),O=function(A,P,C){return Object(U.getStartDTS)(A,P)-C};function D(x,A){var P=x==null?void 0:x.codec;return P&&P.length>4?P:P==="hvc1"?"hvc1.1.c.L120.90":P==="av01"?"av01.0.04M.08":P==="avc1"||A===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}V.default=I},"./src/task-loop.ts":function(ie,V,L){"use 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U.hasOwnProperty(h)&&(d=U[h]),String.fromCharCode(d)},B=15,I=100,O={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},D={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},P=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(f){f[f.ERROR=0]="ERROR",f[f.TEXT=1]="TEXT",f[f.WARNING=2]="WARNING",f[f.INFO=2]="INFO",f[f.DEBUG=3]="DEBUG",f[f.DATA=3]="DATA"})(C||(C={}));var T=function(){function f(){this.time=null,this.verboseLevel=C.ERROR}var h=f.prototype;return h.log=function(a,v){this.verboseLevel>=a&&z.logger.log(this.time+" ["+a+"] "+v)},f}(),p=function(h){for(var d=[],a=0;a<h.length;a++)d.push(h[a].toString(16));return d},u=function(){function f(d,a,v,g,b){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=d||"white",this.underline=a||!1,this.italics=v||!1,this.background=g||"black",this.flash=b||!1}var h=f.prototype;return h.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},h.setStyles=function(a){for(var v=["foreground","underline","italics","background","flash"],g=0;g<v.length;g++){var b=v[g];a.hasOwnProperty(b)&&(this[b]=a[b])}},h.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},h.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},h.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},h.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},f}(),o=function(){function f(d,a,v,g,b,M){this.uchar=void 0,this.penState=void 0,this.uchar=d||" ",this.penState=new u(a,v,g,b,M)}var h=f.prototype;return h.reset=function(){this.uchar=" ",this.penState.reset()},h.setChar=function(a,v){this.uchar=a,this.penState.copy(v)},h.setPenState=function(a){this.penState.copy(a)},h.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},h.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},h.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),s=function(){function f(d){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=d,this.pos=0,this.currPenState=new u}var h=f.prototype;return h.equals=function(a){for(var v=!0,g=0;g<I;g++)if(!this.chars[g].equals(a.chars[g])){v=!1;break}return v},h.copy=function(a){for(var v=0;v<I;v++)this.chars[v].copy(a.chars[v])},h.isEmpty=function(){for(var a=!0,v=0;v<I;v++)if(!this.chars[v].isEmpty()){a=!1;break}return a},h.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)},h.moveCursor=function(a){var v=this.pos+a;if(a>1)for(var g=this.pos+1;g<v+1;g++)this.chars[g].setPenState(this.currPenState);this.setCursor(v)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(a){a>=144&&this.backSpace();var v=R(a);if(this.pos>=I){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+v+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(v,this.currPenState),this.moveCursor(1)},h.clearFromPos=function(a){var v;for(v=a;v<I;v++)this.chars[v].reset()},h.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},h.clearToEndOfRow=function(){this.clearFromPos(this.pos)},h.getTextString=function(){for(var a=[],v=!0,g=0;g<I;g++){var b=this.chars[g].uchar;b!==" "&&(v=!1),a.push(b)}return v?"":a.join("")},h.setPenStyles=function(a){this.currPenState.setStyles(a);var v=this.chars[this.pos];v.setPenState(this.currPenState)},f}(),l=function(){function f(d){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(d));this.logger=d,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var h=f.prototype;return h.reset=function(){for(var a=0;a<B;a++)this.rows[a].clear();this.currRow=B-1},h.equals=function(a){for(var v=!0,g=0;g<B;g++)if(!this.rows[g].equals(a.rows[g])){v=!1;break}return v},h.copy=function(a){for(var v=0;v<B;v++)this.rows[v].copy(a.rows[v])},h.isEmpty=function(){for(var a=!0,v=0;v<B;v++)if(!this.rows[v].isEmpty()){a=!1;break}return a},h.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},h.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},h.insertChar=function(a){var v=this.rows[this.currRow];v.insertChar(a)},h.setPen=function(a){var v=this.rows[this.currRow];v.setPenStyles(a)},h.moveCursor=function(a){var v=this.rows[this.currRow];v.moveCursor(a)},h.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var v=this.rows[this.currRow];v.setCursor(a)},h.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var v=a.row-1;if(this.nrRollUpRows&&v<this.nrRollUpRows-1&&(v=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==v){for(var g=0;g<B;g++)this.rows[g].clear();var b=this.currRow+1-this.nrRollUpRows,M=this.lastOutputScreen;if(M){var F=M.rows[b].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[v-this.nrRollUpRows+W+1].copy(M.rows[b+W])}}this.currRow=v;var _=this.rows[this.currRow];if(a.indent!==null){var k=a.indent,H=Math.max(k-1,0);_.setCursor(a.indent),a.color=_.chars[H].penState.foreground}var X={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(X)},h.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},h.setRollUpRows=function(a){this.nrRollUpRows=a},h.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,v=this.rows.splice(a,1)[0];v.clear(),this.rows.splice(this.currRow,0,v),this.logger.log(C.INFO,"Rolling up")},h.getDisplayText=function(a){a=a||!1;for(var v=[],g="",b=-1,M=0;M<B;M++){var F=this.rows[M].getTextString();F&&(b=M+1,a?v.push("Row "+b+": '"+F+"'"):v.push(F.trim()))}return v.length>0&&(a?g="["+v.join(" | ")+"]":g=v.join(`
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Resume Caption Loading"),this.setMode("MODE_POP-ON")},h.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},h.ccAOF=function(){},h.ccAON=function(){},h.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},h.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)},h.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},h.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},h.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},h.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},h.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},h.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.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)},h.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},h.ccMIDROW=function(a){var v={flash:!1};if(v.underline=a%2===1,v.italics=a>=46,v.italics)v.foreground="white";else{var g=Math.floor(a/2)-16,b=["white","green","blue","cyan","red","yellow","magenta"];v.foreground=b[g]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(v)),this.writeScreen.setPen(v)},h.outputDataUpdate=function(a){a===void 0&&(a=!1);var v=this.logger.time;if(v===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=v:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,v,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:v),this.lastOutputScreen.copy(this.displayedMemory))},h.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},f}(),c=function(){function f(d,a,v){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var g=new T;this.channels=[null,new S(d,a,g),new S(d+1,v,g)],this.cmdHistory=y(),this.logger=g}var h=f.prototype;return h.getHandler=function(a){return this.channels[a].getHandler()},h.setHandler=function(a,v){this.channels[a].setHandler(v)},h.addData=function(a,v){var g,b,M,F=!1;this.logger.time=a;for(var j=0;j<v.length;j+=2){if(b=v[j]&127,M=v[j+1]&127,b===0&&M===0)continue;if(this.logger.log(C.DATA,"["+p([v[j],v[j+1]])+"] -> ("+p([b,M])+")"),g=this.parseCmd(b,M),g||(g=this.parseMidrow(b,M)),g||(g=this.parsePAC(b,M)),g||(g=this.parseBackgroundAttributes(b,M)),!g&&(F=this.parseChars(b,M),F)){var W=this.currentChannel;if(W&&W>0){var _=this.channels[W];_.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!g&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+p([b,M])+" orig: "+p([v[j],v[j+1]]))}},h.parseCmd=function(a,v){var g=this.cmdHistory,b=(a===20||a===28||a===21||a===29)&&v>=32&&v<=47,M=(a===23||a===31)&&v>=33&&v<=35;if(!(b||M))return!1;if(w(a,v,g))return m(null,null,g),this.logger.log(C.DEBUG,"Repeated command ("+p([a,v])+") 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?v===32?j.ccRCL():v===33?j.ccBS():v===34?j.ccAOF():v===35?j.ccAON():v===36?j.ccDER():v===37?j.ccRU(2):v===38?j.ccRU(3):v===39?j.ccRU(4):v===40?j.ccFON():v===41?j.ccRDC():v===42?j.ccTR():v===43?j.ccRTD():v===44?j.ccEDM():v===45?j.ccCR():v===46?j.ccENM():v===47&&j.ccEOC():j.ccTO(v-32),m(a,v,g),this.currentChannel=F,!0},h.parseMidrow=function(a,v){var g=0;if((a===17||a===25)&&v>=32&&v<=47){if(a===17?g=1:g=2,g!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var b=this.channels[g];return 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