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K=e.splitSpaces?As(t,e.trailingSpace):t,G=e.cm.state.specialChars,Y=!1,oe;if(!G.test(t))e.col+=t.length,oe=document.createTextNode(K),e.map.push(e.pos,e.pos+t.length,oe),B&&I<9&&(Y=!0),e.pos+=t.length;else{oe=document.createDocumentFragment();for(var de=0;;){G.lastIndex=de;var Se=G.exec(t),xe=Se?Se.index-de:t.length-de;if(xe){var Me=document.createTextNode(K.slice(de,de+xe));B&&I<9?oe.appendChild(a("span",[Me])):oe.appendChild(Me),e.map.push(e.pos,e.pos+xe,Me),e.col+=xe,e.pos+=xe}if(!Se)break;de+=xe+1;var Fe=void 0;if(Se[0]=="	"){var He=e.cm.options.tabSize,Ye=He-e.col%He;Fe=oe.appendChild(a("span",me(Ye),"cm-tab")),Fe.setAttribute("role","presentation"),Fe.setAttribute("cm-text","	"),e.col+=Ye}else Se[0]=="\r"||Se[0]==`
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Kt=br>wr?oe.slice(0,wr-G):oe;t.addToken(t,Kt,de?de+Me:Me,He,G+Kt.length==xe?Fe:"",Se,qe)}if(br>=wr){oe=oe.slice(wr-G),G=wr;break}G=br,He=""}oe=i.slice(E,E=n[Y++]),de=Jr(n[Y++],t.cm.options)}}}function Ha(e,t,n){this.line=t,this.rest=gt(t),this.size=this.rest?wt(Q(this.rest))-n+1:1,this.node=this.text=null,this.hidden=Ct(e,t)}function Oi(e,t,n){for(var r=[],i,E=t;E<n;E=i){var N=new Ha(e.doc,it(e.doc,E),E);i=E+N.size,r.push(N)}return r}var kn=null;function Os(e){kn?kn.ops.push(e):e.ownsGroup=kn={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{kn=null,t(n)}}var ei=null;function nr(e,t){var n=Qe(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;kn?i=kn.delayedCallbacks:ei?i=ei:(i=ei=[],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=ei;ei=null;for(var t=0;t<e.length;++t)e[t]()}function Ka(e,t,n,r){for(var i=0;i<t.changes.length;i++){var E=t.changes[i];E=="text"?Ps(e,t):E=="gutter"?za(e,t,n,r):E=="class"?ta(e,t):E=="widget"&&Is(e,t,r)}t.changes=null}function ti(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 Ms(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=ti(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Ga(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Zr(e,t)}function Ps(e,t){var n=t.text.className,r=Ga(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,ta(e,t)):n&&(t.text.className=n)}function ta(e,t){Ms(e,t),t.line.wrapClass?ti(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 za(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=ti(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=Ee(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 Ri(e){return e.lineSpace.offsetTop}function ra(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Ya(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=l(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function Hr(e){return re-e.display.nativeBarWidth}function vn(e){return e.display.scroller.clientWidth-Hr(e)-e.display.barWidth}function na(e){return e.display.scroller.clientHeight-Hr(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&vn(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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i=En(e,t),E,N=e.display.view;if(!gr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var K=e.display.viewFrom,G=0;G<i;G++)K+=N[G].size;if(K!=t){if(r>0){if(i==N.length-1)return null;E=K+N[i].size-t,i++}else E=K-t;t+=E,n+=E}for(;yt(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=Oi(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Oi(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(En(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Oi(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,En(e,n)))),r.viewTo=n}function lo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ii(e){e.display.input.showSelection(e.display.input.prepareSelection())}function uo(e,t){t===void 0&&(t=!0);for(var 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r=e.display,i=e.doc,E=document.createDocumentFragment(),N=Ya(e.display),K=N.left,G=Math.max(r.sizerWidth,vn(e)-r.sizer.offsetLeft)-N.right,Y=i.direction=="ltr";function oe($e,at,mt,ut){at<0&&(at=0),at=Math.round(at),ut=Math.round(ut),E.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+$e+`px;
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                             height: `+(ut-at)+"px"))}function de($e,at,mt){var ut=it(i,$e),xt=ut.text.length,Mt,qt;function Nt(Kt,Er){return oa(e,Ne($e,Kt),"div",ut,Er)}function wr(Kt,Er,ir){var zt=oo(e,ut,null,Kt),Gt=Er=="ltr"==(ir=="after")?"left":"right",jt=ir=="after"?zt.begin:zt.end-(/\s/.test(ut.text.charAt(zt.end-1))?2:1);return Nt(jt,Gt)[Gt]}var br=We(ut,i.direction);return Xe(br,at||0,mt==null?xt:mt,function(Kt,Er,ir,zt){var Gt=ir=="ltr",jt=Nt(Kt,Gt?"left":"right"),xr=Nt(Er-1,Gt?"right":"left"),Yn=at==null&&Kt==0,hn=mt==null&&Er==xt,ur=zt==0,Gr=!br||zt==br.length-1;if(xr.top-jt.top<=3){var er=(Y?Yn:hn)&&ur,Ua=(Y?hn:Yn)&&Gr,tn=er?K:(Gt?jt:xr).left,Cn=Ua?G:(Gt?xr:jt).right;oe(tn,jt.top,Cn-tn,jt.bottom)}else{var An,mr,$n,Na;Gt?(An=Y&&Yn&&ur?K:jt.left,mr=Y?G:wr(Kt,ir,"before"),$n=Y?K:wr(Er,ir,"after"),Na=Y&&hn&&Gr?G:xr.right):(An=Y?wr(Kt,ir,"before"):K,mr=!Y&&Yn&&ur?G:jt.right,$n=!Y&&hn&&Gr?K:xr.left,Na=Y?wr(Er,ir,"after"):G),oe(An,jt.top,mr-An,jt.bottom),jt.bottom<xr.top&&oe(K,jt.bottom,null,xr.top),oe($n,xr.top,Na-$n,xr.bottom)}(!Mt||Mi(jt,Mt)<0)&&(Mt=jt),Mi(xr,Mt)<0&&(Mt=xr),(!qt||Mi(jt,qt)<0)&&(qt=jt),Mi(xr,qt)<0&&(qt=xr)}),{start:Mt,end:qt}}var Se=t.from(),xe=t.to();if(Se.line==xe.line)de(Se.line,Se.ch,xe.ch);else{var Me=it(i,Se.line),Fe=it(i,xe.line),He=Fr(Me)==Fr(Fe),Ye=de(Se.line,Se.ch,He?Me.text.length+1:null).end,qe=de(xe.line,He?0:null,xe.ch).start;He&&(Ye.top<qe.top-2?(oe(Ye.right,Ye.top,null,Ye.bottom),oe(K,qe.top,qe.left,qe.bottom)):oe(Ye.right,Ye.top,qe.left-Ye.right,Ye.bottom)),Ye.bottom<qe.top&&oe(K,Ye.bottom,null,qe.top)}n.appendChild(E)}function ha(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()||Fn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function fo(e){e.state.focused||(e.display.input.focus(),ma(e))}function ho(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Fn(e))},100)}function ma(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(_e(e,"focus",e,t),e.state.focused=!0,U(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()),ha(e)}function Fn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(_e(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 oe=i.line.height-N;if((oe>.005||oe<-.005)&&(pr(i.line,N),mo(i.line),i.rest))for(var de=0;de<i.rest.length;de++)mo(i.rest[de]);if(K>e.display.sizerWidth){var Se=Math.ceil(K/In(e.display));Se>e.display.maxLineLength&&(e.display.maxLineLength=Se,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function mo(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 Ii(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Ri(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,E=Ar(t,r),N=Ar(t,i);if(n&&n.ensure){var K=n.ensure.from.line,G=n.ensure.to.line;K<E?(E=K,N=Ar(t,It(it(t,K))+e.wrapper.clientHeight)):Math.min(G,t.lastLine())>=N&&(E=Ar(t,It(it(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-Ri(e.display))+`px;
                         height: `+(t.bottom-t.top+Hr(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?Ne(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ne(t.line,t.ch+1,"before"):t);for(var E=0;E<5;E++){var N=!1,K=Ur(e,t),G=!n||n==t?K:Ur(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=pa(e,i),oe=e.doc.scrollTop,de=e.doc.scrollLeft;if(Y.scrollTop!=null&&(oi(e,Y.scrollTop),Math.abs(e.doc.scrollTop-oe)>1&&(N=!0)),Y.scrollLeft!=null&&(xn(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-de)>1&&(N=!0)),!N)break}return i}function Qs(e,t){var n=pa(e,t);n.scrollTop!=null&&oi(e,n.scrollTop),n.scrollLeft!=null&&xn(e,n.scrollLeft)}function pa(e,t){var n=e.display,r=Pn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,E=na(e),N={};t.bottom-t.top>E&&(t.bottom=t.top+E);var K=e.doc.height+ra(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 oe=Math.min(t.top,(Y?K:t.bottom)-E);oe!=i&&(N.scrollTop=oe)}var de=e.options.fixedGutter?0:n.gutters.offsetWidth,Se=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-de,xe=vn(e)-n.gutters.offsetWidth,Me=t.right-t.left>xe;return Me&&(t.right=t.left+xe),t.left<10?N.scrollLeft=0:t.left<Se?N.scrollLeft=Math.max(0,t.left+de-(Me?0:10)):t.right>xe+Se-3&&(N.scrollLeft=t.right+(Me?0:10)-xe),N}function ga(e,t){if(t==null)return;Fi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Un(e){Fi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function ai(e,t,n){(t!=null||n!=null)&&Fi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Fi(e),e.curOp.scrollToPos=t}function Fi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=io(e,t.from),r=io(e,t.to);po(e,n,r,t.margin)}}function po(e,t,n,r){var i=pa(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});ai(e,i.scrollLeft,i.scrollTop)}function oi(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||ya(e,{top:t}),go(e,t,!0),L&&ya(e),ui(e,100)}function go(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 xn(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,xo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function si(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ra(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+Hr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Tn=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")};Tn.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}},Tn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Tn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Tn.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},Tn.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)},Tn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var li=function(){};li.prototype.update=function(){return{bottom:0,right:0}},li.prototype.setScrollLeft=function(){},li.prototype.setScrollTop=function(){},li.prototype.clear=function(){};function Nn(e,t){t||(t=si(e));var n=e.display.barWidth,r=e.display.barHeight;vo(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),vo(e,si(e)),n=e.display.barWidth,r=e.display.barHeight}function vo(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 yo={native:Tn,null:li};function bo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new yo[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"?xn(e,t):oi(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Sn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},Os(e.curOp)}function wn(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&&$t(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&&va(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Pi(t),e.barMeasure=si(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Qa(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+Hr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-vn(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&&xn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==P();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Nn(t,e.barMeasure),e.updatedDisplay&&Ea(t,e.barMeasure),e.selectionChanged&&ha(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&fo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Eo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&go(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&xn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ft(r,e.scrollToPos.from),ft(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||_e(E[K],"hide");if(N)for(var G=0;G<N.length;++G)N[G].lines.length&&_e(N[G],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&_e(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Sr(e,t){if(e.curOp)return t();Sn(e);try{return t()}finally{wn(e)}}function Jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Sn(e);try{return t.apply(e,arguments)}finally{wn(e)}}}function hr(e){return function(){if(this.curOp)return e.apply(this,arguments);Sn(this);try{return e.apply(this,arguments)}finally{wn(this)}}}function Zt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Sn(t);try{return e.apply(this,arguments)}finally{wn(t)}}}function ui(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=Le(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?Cr(t.mode,r.state):null,G=kr(e,E,r,!0);K&&(r.state=K),E.styles=G.styles;var Y=E.styleClasses,oe=G.classes;oe?E.styleClasses=oe:Y&&(E.styleClasses=null);for(var de=!N||N.length!=E.styles.length||Y!=oe&&(!Y||!oe||Y.bgClass!=oe.bgClass||Y.textClass!=oe.textClass),Se=0;!de&&Se<N.length;++Se)de=N[Se]!=E.styles[Se];de&&i.push(r.line),E.stateAfter=r.save(),r.nextLine()}else E.text.length<=e.options.maxHighlightLength&&rt(e,E.text,r),E.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ui(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Sr(e,function(){for(var E=0;E<i.length;E++)on(e,i[E],"text")})}var Ui=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Ii(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=vn(e),this.force=n,this.dims=da(e),this.events=[]};Ui.prototype.signal=function(e,t){ce(e,t)&&this.events.push(arguments)},Ui.prototype.finish=function(){for(var e=0;e<this.events.length;e++)_e.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=Hr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Hr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=P();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==P())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 va(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return sn(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&&lo(e)==0)return!1;To(e)&&(sn(e),t.dims=da(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)),gr&&(E=yt(e.doc,E),N=bt(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=It(it(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var G=lo(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,ui(e,400)),n.updateLineNumbers=null,!0}function Eo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==vn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ra(e.display)-na(e),n.top)}),t.visible=Ii(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Ii(e.display,e.doc,n));if(!va(e,t))break;Pi(e);var i=si(e);ii(e),Nn(e,i),Ea(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 ya(e,t){var n=new Ui(e,t);if(va(e,n)){Pi(e),Eo(e,n);var r=si(e);ii(e),Nn(e,r),Ea(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(Me){var Fe=Me.nextSibling;return O&&s&&e.display.currentWheelTarget==Me?Me.style.display="none":Me.parentNode.removeChild(Me),Fe}for(var G=r.view,Y=r.viewFrom,oe=0;oe<G.length;oe++){var de=G[oe];if(!de.hidden)if(!de.node||de.node.parentNode!=E){var Se=Fs(e,de,Y,n);E.insertBefore(Se,N)}else{for(;N!=de.node;)N=K(N);var xe=i&&t!=null&&t<=Y&&de.lineNumber;de.changes&&(q(de.changes,"gutter")>-1&&(xe=!1),Ka(e,de,Y,n)),xe&&(h(de.lineNumber),de.lineNumber.appendChild(document.createTextNode(Rr(e.options,Y)))),N=de.node.nextSibling}Y+=de.size}for(;N;)N=K(N)}function ba(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ea(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+Hr(e)+"px"}function xo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ca(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 To(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Rr(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",ba(e.display),!0}return!1}function xa(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 So(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",ba(e)}function di(e){So(e.display),vr(e),xo(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: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=v("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var E=v("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[E],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+re+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&I<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!O&&!(L&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=xa(r.gutters,r.lineNumbers),So(i),n.init(i)}var Ni=0,Dr=null;B?Dr=-.53:L?Dr=15:x?Dr=-.7:M&&(Dr=-1/3);function wo(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=wo(e);return t.x*=Dr,t.y*=Dr,t}function Co(e,t){var n=wo(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,oe=E.view;Y!=N;Y=Y.parentNode)for(var de=0;de<oe.length;de++)if(oe[de].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!L&&!A&&Dr!=null){i&&G&&oi(e,Math.max(0,N.scrollTop+i*Dr)),xn(e,Math.max(0,N.scrollLeft+r*Dr)),(!i||i&&G)&&$(t),E.wheelStartX=null;return}if(i&&Dr!=null){var Se=i*Dr,xe=e.doc.scrollTop,Me=xe+E.wrapper.clientHeight;Se<0?xe=Math.max(0,xe+Se-50):Me=Math.min(e.doc.height,Me+Se+50),ya(e,{top:xe,bottom:Me})}Ni<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 Fe=N.scrollLeft-E.wheelStartX,He=N.scrollTop-E.wheelStartY,Ye=He&&E.wheelDY&&He/E.wheelDY||Fe&&E.wheelDX&&Fe/E.wheelDX;if(E.wheelStartX=E.wheelStartY=null,!Ye)return;Dr=(Dr*Ni+Ye)/(Ni+1),++Ni},200)):(E.wheelDX+=r,E.wheelDY+=i))}var Or=function(e,t){this.ranges=e,this.primIndex=t};Or.prototype.primary=function(){return this.ranges[this.primIndex]},Or.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(!Lr(n.anchor,r.anchor)||!Lr(n.head,r.head))return!1}return!0},Or.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Lt(_r(this.ranges[t].anchor),_r(this.ranges[t].head));return new Or(e,this.primIndex)},Or.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},Or.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ht(t,r.from())>=0&&ht(e,r.to())<=0)return n}return-1};var Lt=function(e,t){this.anchor=e,this.head=t};Lt.prototype.from=function(){return Vr(this.anchor,this.head)},Lt.prototype.to=function(){return Ge(this.anchor,this.head)},Lt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Nr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(Se,xe){return ht(Se.from(),xe.from())}),n=q(t,i);for(var E=1;E<t.length;E++){var N=t[E],K=t[E-1],G=ht(K.to(),N.from());if(r&&!N.empty()?G>0:G>=0){var Y=Vr(K.from(),N.from()),oe=Ge(K.to(),N.to()),de=K.empty()?N.from()==N.head:K.from()==K.head;E<=n&&--n,t.splice(--E,2,new Lt(de?oe:Y,de?Y:oe))}}return new Or(t,n)}function ln(e,t){return new Or([new Lt(e,t||e)],0)}function un(e){return e.text?Ne(e.from.line+e.text.length-1,Q(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function Ao(e,t){if(ht(e,t.from)<0)return e;if(ht(e,t.to)<=0)return un(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+=un(t).ch-t.to.ch),Ne(n,r)}function Ta(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Lt(Ao(i.anchor,t),Ao(i.head,t)))}return Nr(e.cm,n,e.sel.primIndex)}function Lo(e,t,n){return e.line==t.line?Ne(n.line,e.ch-t.ch+n.ch):Ne(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Ne(e.first,0),E=i,N=0;N<t.length;N++){var K=t[N],G=Lo(K.from,i,E),Y=Lo(un(K),i,E);if(i=K.to,E=Y,n=="around"){var oe=e.sel.ranges[N],de=ht(oe.head,oe.anchor)<0;r[N]=new Lt(de?Y:G,de?G:Y)}else r[N]=new Lt(G,G)}return new Or(r,e.sel.primIndex)}function Sa(e){e.doc.mode=Rt(e.options,e.doc.modeOption),ci(e)}function ci(e){e.doc.iter(function(t){t.stateAfter&&(t.stateAfter=null),t.styles&&(t.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,ui(e,100),e.state.modeGen++,e.curOp&&vr(e)}function Do(e,t){return t.from.ch==0&&t.to.ch==0&&Q(t.text)==""&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function wa(e,t,n,r){function i(qe){return n?n[qe]:null}function E(qe,$e,at){Qr(qe,$e,at,r),nr(qe,"change",qe,t)}function N(qe,$e){for(var at=[],mt=qe;mt<$e;++mt)at.push(new Qt(Y[mt],i(mt),r));return at}var K=t.from,G=t.to,Y=t.text,oe=it(e,K.line),de=it(e,G.line),Se=Q(Y),xe=i(Y.length-1),Me=G.line-K.line;if(t.full)e.insert(0,N(0,Y.length)),e.remove(Y.length,e.size-Y.length);else if(Do(e,t)){var Fe=N(0,Y.length-1);E(de,de.text,xe),Me&&e.remove(K.line,Me),Fe.length&&e.insert(K.line,Fe)}else 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Bi(e){this.done=[],this.undone=[],this.undoDepth=Infinity,this.lastModTime=this.lastSelTime=0,this.lastOp=this.lastSelOp=null,this.lastOrigin=this.lastSelOrigin=null,this.generation=this.maxGeneration=e||1}function Ca(e,t){var n={from:_r(t.from),to:un(t),text:rr(e,t.from,t.to)};return Mo(e,n,t.from.line,t.to.line+1),dn(e,function(r){return Mo(r,n,t.from.line,t.to.line+1)},!0),n}function _o(e){for(;e.length;){var t=Q(e);if(t.ranges)e.pop();else break}}function ml(e,t){if(t)return _o(e.done),Q(e.done);if(e.done.length&&!Q(e.done).ranges)return Q(e.done);if(e.done.length>1&&!e.done[e.done.length-2].ranges)return e.done.pop(),Q(e.done)}function ko(e,t,n,r){var i=e.history;i.undone.length=0;var E=+new Date,N,K;if((i.lastOp==r||i.lastOrigin==t.origin&&t.origin&&(t.origin.charAt(0)=="+"&&i.lastModTime>E-(e.cm?e.cm.options.historyEventDelay:500)||t.origin.charAt(0)=="*"))&&(N=ml(i,i.lastOp==r)))K=Q(N.changes),ht(t.from,t.to)==0&&ht(t.from,K.to)==0?K.to=un(t):N.changes.push(Ca(e,t));else{var G=Q(i.done);for((!G||!G.ranges)&&ji(e.sel,i.done),N={changes:[Ca(e,t)],generation:i.generation},i.done.push(N);i.done.length>i.undoDepth;)i.done.shift(),i.done[0].ranges||i.done.shift()}i.done.push(n),i.generation=++i.maxGeneration,i.lastModTime=i.lastSelTime=E,i.lastOp=i.lastSelOp=r,i.lastOrigin=i.lastSelOrigin=t.origin,K||_e(e,"historyAdded")}function pl(e,t,n,r){var i=t.charAt(0);return i=="*"||i=="+"&&n.ranges.length==r.ranges.length&&n.somethingSelected()==r.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function gl(e,t,n,r){var i=e.history,E=r&&r.origin;n==i.lastSelOp||E&&i.lastSelOrigin==E&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==E||pl(e,E,Q(i.done),t))?i.done[i.done.length-1]=t:ji(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=E,i.lastSelOp=n,r&&r.clearRedo!==!1&&_o(i.undone)}function ji(e,t){var n=Q(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Mo(e,t,n,r){var 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=Yr(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 Bn(e,t,n){for(var r=[],i=0;i<e.length;++i){var E=e[i];if(E.ranges){r.push(n?Or.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],oe=void 0;if(K.push({from:Y.from,to:Y.to,text:Y.text}),t)for(var de in 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Ye=Fe?Ta(e,He):Q(K);fi(e,He,Ye,Po(e,He)),!Fe&&e.cm&&e.cm.scrollIntoView({from:He.from,to:un(He)});var qe=[];dn(e,function($e,at){!at&&q(qe,$e.history)==-1&&(Yo($e.history,He),qe.push($e.history)),fi($e,He,null,Po($e,He))})},xe=E.changes.length-1;xe>=0;--xe){var Me=Se(xe);if(Me)return Me.v}}function zo(e,t){if(t==0)return;if(e.first+=t,e.sel=new Or(ae(e.sel.ranges,function(i){return new Lt(Ne(i.anchor.line+t,i.anchor.ch),Ne(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){vr(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)on(e.cm,r,"gutter")}}function fi(e,t,n,r){if(e.cm&&!e.cm.curOp)return Jt(e.cm,fi)(e,t,n,r);if(t.to.line<e.first){zo(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);zo(e,i),t={from:Ne(e.first,0),to:Ne(t.to.line+i,t.to.ch),text:[Q(t.text)],origin:t.origin}}var 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Se={from:E,to:N,text:t.text,removed:t.removed,origin:t.origin};de&&nr(e,"change",e,Se),oe&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Se)}e.display.selForContextMenu=null}function Hn(e,t,n,r,i){var E;r||(r=n),ht(r,n)<0&&(E=[r,n],n=E[0],r=E[1]),typeof t=="string"&&(t=e.splitLines(t)),Wn(e,{from:n,to:r,text:t,origin:i})}function Vo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Xo(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++)Vo(E.ranges[K].anchor,t,n,r),Vo(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=Ne(Y.from.line+r,Y.from.ch),Y.to=Ne(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 Yo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Xo(e.done,n,r,i),Xo(e.undone,n,r,i)}function hi(e,t,n,r){var i=t,E=t;return typeof 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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 mi))){var K=[];this.collapse(K),this.children=[new mi(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 mi(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 pi(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 pi(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 gi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};gi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=wt(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=ri(this);pr(n,Math.max(0,n.height-E)),e&&(Sr(e,function(){$o(e,n,-E),on(e,r,"widget")}),nr(e,"lineWidgetCleared",e,this,r))},gi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ri(this)-t;if(!i)return;Ct(this.doc,r)||pr(r,r.height+i),n&&Sr(n,function(){n.curOp.forceUpdate=!0,$o(n,r,i),nr(n,"lineWidgetChanged",n,e,wt(r))})},ne(gi);function $o(e,t,n){It(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ga(e,n)}function xl(e,t,n,r){var i=new gi(e,n,r),E=e.cm;return E&&i.noHScroll&&(E.display.alignWidgets=!0),hi(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&&!Ct(e,N)){var G=It(N)<e.scrollTop;pr(N,N.height+ri(i)),G&&ga(E,i.height),E.curOp.forceUpdate=!0}return!0}),E&&nr(E,"lineWidgetAdded",E,i,typeof t=="number"?t:wt(t)),i}var Qo=0,cn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Qo};cn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Sn(e),ce(this,"clear")){var n=this.find();n&&nr(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=rn(N.markedSpans,this);e&&!this.collapsed?on(e,wt(N),"text"):e&&(K.to!=null&&(i=wt(N)),K.from!=null&&(r=wt(N))),N.markedSpans=Zi(N.markedSpans,K),K.from==null&&this.collapsed&&!Ct(this.doc,N)&&e&&pr(N,Pn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var G=0;G<this.lines.length;++G){var Y=Fr(this.lines[G]),oe=Bt(Y);oe>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=oe,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&vr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Bo(e.doc)),e&&nr(e,"markerCleared",e,this,r,i),t&&wn(e),this.parent&&this.parent.clear()},cn.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=rn(E.markedSpans,this);if(N.from!=null&&(n=Ne(t?E:wt(E),N.from),e==-1))return n;if(N.to!=null&&(r=Ne(t?E:wt(E),N.to),e==1))return r}return n&&{from:n,to:r}},cn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;Sr(r,function(){var i=t.line,E=wt(t.line),N=ia(r,E);if(N&&(qa(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ct(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var G=ri(n)-K;G&&pr(i,i.height+G)}nr(r,"markerChanged",r,e)})},cn.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)},cn.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)}},ne(cn);function Kn(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,Kn)(e,t,n,r,i);var E=new 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E.clear()}),E.readOnly&&(Ci(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),E.collapsed&&(E.id=++Qo,E.atomic=!0),G){if(Y&&(G.curOp.updateMaxLine=!0),E.collapsed)vr(G,t.line,n.line+1);else if(E.className||E.startStyle||E.endStyle||E.css||E.attributes||E.title)for(var oe=t.line;oe<=n.line;oe++)on(G,oe,"text");E.atomic&&Bo(G.doc),nr(G,"markerAdded",G,E)}return E}var vi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};vi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();nr(this,"clear")},vi.prototype.find=function(e,t){return this.primary.find(e,t)},ne(vi);function Tl(e,t,n,r,i){r=k(r),r.shared=!1;var E=[Kn(e,t,n,r,i)],N=E[0],K=r.widgetNode;return dn(e,function(G){K&&(r.widgetNode=K.cloneNode(!0)),E.push(Kn(G,ft(G,t),ft(G,n),r,i));for(var Y=0;Y<G.linked.length;++Y)if(G.linked[Y].isParent)return;N=Q(E)}),new vi(E,N)}function 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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(Se){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||!ce(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 oe=Ar(e.doc,E),de=e.display.gutterSpecs[G];return _e(e,n,e,oe,de.className,t),ee(t)}}}function Ma(e,t){return ms(e,t,"gutterClick",!0)}function ps(e,t){if(qr(e.display,t)||Yl(e,t))return;if(Ue(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return ce(e,"gutterContextMenu")?ms(e,t,"gutterContextMenu",!1):!1}function gs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ni(e)}var Vn={toString:function(){return"CodeMirror.Init"}},vs={},Yi={};function 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r.refresh()},!0),n("maxHighlightLength",1e4,ci,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Ql(e,t,n){var r=n&&n!=Vn;if(!t!=!r){var i=e.display.dragFunctions,E=t?Ce:Je;E(e.display.scroller,"dragstart",i.start),E(e.display.scroller,"dragenter",i.enter),E(e.display.scroller,"dragover",i.over),E(e.display.scroller,"dragleave",i.leave),E(e.display.scroller,"drop",i.drop)}}function Jl(e){e.options.lineWrapping?(U(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(f(e.display.wrapper,"CodeMirror-wrap"),$t(e)),fa(e),vr(e),ni(e),setTimeout(function(){return Nn(e)},100)}function Ft(e,t){var n=this;if(!(this instanceof Ft))return new Ft(e,t);this.options=t=t?k(t):{},k(vs,t,!1);var r=t.value;typeof r=="string"?r=new yr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Ft.inputStyles[t.inputStyle](this),E=this.display=new dl(e,r,i,t);E.wrapper.CodeMirror=this,gs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),bo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new X,keySeq:null,specialChars:null},t.autofocus&&!o&&E.input.focus(),B&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Ol(),Sn(this),this.curOp.forceUpdate=!0,Oo(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&ma(n)},20):Fn(this);for(var N in Yi)Yi.hasOwnProperty(N)&&Yi[N](this,t[N],Vn);To(this),t.finishInit&&t.finishInit(this);for(var K=0;K<Pa.length;++K)Pa[K](this);wn(this),O&&t.lineWrapping&&getComputedStyle(E.lineDiv).textRendering=="optimizelegibility"&&(E.lineDiv.style.textRendering="auto")}Ft.defaults=vs,Ft.optionHandlers=Yi;function Zl(e){var t=e.display;Ce(t.scroller,"mousedown",Jt(e,fs)),B&&I<11?Ce(t.scroller,"dblclick",Jt(e,function(G){if(Ue(e,G))return;var Y=bn(e,G);if(!Y||Ma(e,G)||qr(e.display,G))return;$(G);var oe=e.findWordAt(Y);Wi(e.doc,oe.anchor,oe.head)})):Ce(t.scroller,"dblclick",function(G){return Ue(e,G)||$(G)}),Ce(t.scroller,"contextmenu",function(G){return ps(e,G)}),Ce(t.input.getField(),"contextmenu",function(G){t.scroller.contains(G.target)||ps(e,G)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function E(G){if(G.touches.length!=1)return!1;var Y=G.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function N(G,Y){if(Y.left==null)return!0;var oe=Y.left-G.left,de=Y.top-G.top;return oe*oe+de*de>20*20}Ce(t.scroller,"touchstart",function(G){if(!Ue(e,G)&&!E(G)&&!Ma(e,G)){t.input.ensurePolled(),clearTimeout(n);var Y=+new Date;t.activeTouch={start:Y,moved:!1,prev:Y-r.end<=300?r:null},G.touches.length==1&&(t.activeTouch.left=G.touches[0].pageX,t.activeTouch.top=G.touches[0].pageY)}}),Ce(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ce(t.scroller,"touchend",function(G){var Y=t.activeTouch;if(Y&&!qr(t,G)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var oe=e.coordsChar(t.activeTouch,"page"),de;!Y.prev||N(Y,Y.prev)?de=new Lt(oe,oe):!Y.prev.prev||N(Y,Y.prev.prev)?de=e.findWordAt(oe):de=new Lt(Ne(oe.line,0),ft(e.doc,Ne(oe.line+1,0))),e.setSelection(de.anchor,de.head),e.focus(),$(G)}i()}),Ce(t.scroller,"touchcancel",i),Ce(t.scroller,"scroll",function(){t.scroller.clientHeight&&(oi(e,t.scroller.scrollTop),xn(e,t.scroller.scrollLeft,!0),_e(e,"scroll",e))}),Ce(t.scroller,"mousewheel",function(G){return Co(e,G)}),Ce(t.scroller,"DOMMouseScroll",function(G){return Co(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)||qo(e)}};var K=t.input.getField();Ce(K,"keyup",function(G){return ds.call(e,G)}),Ce(K,"keydown",Jt(e,us)),Ce(K,"keypress",Jt(e,cs)),Ce(K,"focus",function(G){return ma(e,G)}),Ce(K,"blur",function(G){return Fn(e,G)})}var Pa=[];Ft.defineInitHook=function(e){return Pa.push(e)};function wi(e,t,n,r){var i=e.doc,E;n==null&&(n="add"),n=="smart"&&(i.mode.indent?E=Le(e,t).state:n="prev");var N=e.options.tabSize,K=it(i,t),G=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var Y=K.text.match(/^\s*/)[0],oe;if(!r&&!/\S/.test(K.text))oe=0,n="not";else if(n=="smart"&&(oe=i.mode.indent(E,K.text.slice(Y.length),K.text),oe==Te||oe>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?oe=H(it(i,t-1).text,null,N):oe=0:n=="add"?oe=G+e.options.indentUnit:n=="subtract"?oe=G-e.options.indentUnit:typeof n=="number"&&(oe=G+n),oe=Math.max(0,oe);var de="",Se=0;if(e.options.indentWithTabs)for(var xe=Math.floor(oe/N);xe;--xe)Se+=N,de+="	";if(Se<oe&&(de+=me(oe-Se)),de!=Y)return Hn(i,de,Ne(t,0),Ne(t,Y.length),"+input"),K.stateAfter=null,!0;for(var Me=0;Me<i.sel.ranges.length;Me++){var Fe=i.sel.ranges[Me];if(Fe.head.line==t&&Fe.head.ch<Y.length){var He=Ne(t,Y.length);La(i,Me,new Lt(He,He));break}}}var Br=null;function $i(e){Br=e}function Ia(e,t,n,r,i){var E=e.doc;e.display.shift=!1,r||(r=E.sel);var N=+new Date-200,K=i=="paste"||e.state.pasteIncoming>N,G=vt(t),Y=null;if(K&&r.ranges.length>1)if(Br&&Br.text.join(`
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E.electricInput&&(E.electricInput.test(it(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=wi(e,i.head.line,"smart")));N&&nr(e,"electricInput",e,i.head.line)}}function Es(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:Ne(i,0),head:Ne(i+1,0)};n.push(E),t.push(e.getRange(E.anchor,E.head))}return{text:t,ranges:n}}function xs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ts(){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"),xs(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),_e(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"](Vi(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:hr(function(r,i){var E=r.token?r:e.getMode(this.options,r);if(E.startState)throw new Error("Overlays may not be stateful.");J(this.state.overlays,{mode:E,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,vr(this)}),removeOverlay:hr(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++,vr(this);return}}}),indentLine:hr(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)&&wi(this,r,i,E)}),indentSelection:hr(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&&(wi(this,K.head.line,r,!0),E=K.head.line,N==this.doc.sel.primIndex&&Un(this));else{var G=K.from(),Y=K.to(),oe=Math.max(E,G.line);E=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var de=oe;de<E;++de)wi(this,de,r);var Se=this.doc.sel.ranges;G.ch==0&&i.length==Se.length&&Se[N].from().ch>0&&La(this.doc,N,new Lt(G,Se[N].to()),pe)}}}),getTokenAt:function(r,i){return Yt(this,r,i)},getLineTokens:function(r,i){return Yt(this,Ne(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=ct(this,it(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 oe=G?G.indexOf("overlay "):-1;return oe<0?G:oe==0?null:G.slice(0,oe-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var 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 oe=0;oe<N._global.length;oe++){var de=N._global[oe];de.pred(K,this)&&q(E,de.val)==-1&&E.push(de.val)}return E},getStateAfter:function(r,i){var E=this.doc;return r=Ln(E,r==null?E.first+E.size-1:r),Le(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=ft(this.doc,r):E=r?N.from():N.to(),Ur(this,E,i||"page")},charCoords:function(r,i){return oa(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=no(this,r,i||"page"),la(this,r.left,r.top)},lineAtHeight:function(r,i){return r=no(this,{top:r,left:0},i||"page").top,Ar(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=it(this.doc,r)}else K=r;return _i(this,K,{top:0,left:0},i||"page",E||N).top+(N?this.doc.height-It(K):0)},defaultTextHeight:function(){return Pn(this.display)},defaultCharWidth:function(){return In(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=Ur(this,ft(this.doc,r));var Y=r.bottom,oe=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),G.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var de=Math.max(G.wrapper.clientHeight,this.doc.height),Se=Math.max(G.sizer.clientWidth,G.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>de)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=de&&(Y=r.bottom),oe+i.offsetWidth>Se&&(oe=Se-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",K=="right"?(oe=G.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?oe=0:K=="middle"&&(oe=(G.sizer.clientWidth-i.offsetWidth)/2),i.style.left=oe+"px"),E&&Qs(this,{left:oe,top:Y,right:oe+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:hr(us),triggerOnKeyPress:hr(cs),triggerOnKeyUp:ds,triggerOnMouseDown:hr(fs),execCommand:function(r){if(Ei.hasOwnProperty(r))return Ei[r].call(null,this)},triggerElectric:hr(function(r){bs(this,r)}),findPosH:function(r,i,E,N){var K=1;i<0&&(K=-1,i=-i);for(var G=ft(this.doc,r),Y=0;Y<i&&!(G=Fa(this.doc,G,K,E,N),G.hitSide);++Y);return G},moveH:hr(function(r,i){var E=this;this.extendSelectionsBy(function(N){return E.display.shift||E.doc.extend||N.empty()?Fa(E.doc,N.head,r,i,E.options.rtlMoveVisually):r<0?N.from():N.to()},ye)}),deleteH:hr(function(r,i){var E=this.doc.sel,N=this.doc;E.somethingSelected()?N.replaceSelection("",null,"+delete"):zn(this,function(K){var G=Fa(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=ft(this.doc,r),oe=0;oe<i;++oe){var de=Ur(this,Y,"div");if(G==null?G=de.left:de.left=G,Y=Ss(this,de,K,E),Y.hitSide)break}return Y},moveV:hr(function(r,i){var E=this,N=this.doc,K=[],G=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(oe){if(G)return r<0?oe.from():oe.to();var de=Ur(E,oe.head,"div");oe.goalColumn!=null&&(de.left=oe.goalColumn),K.push(de.left);var Se=Ss(E,de,r,i);return i=="page"&&oe==N.sel.primary()&&ga(E,oa(E,Se,"div").top-de.top),Se},ye),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=it(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),oe=De(Y,G)?function(de){return De(de,G)}:/\s/.test(Y)?function(de){return/\s/.test(de)}:function(de){return!/\s/.test(de)&&!De(de)};N>0&&oe(E.charAt(N-1));)--N;for(;K<E.length&&oe(E.charAt(K));)++K}return new Lt(Ne(r.line,N),Ne(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),_e(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==P()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:hr(function(r,i){ai(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Hr(this)-this.display.barHeight,width:r.scrollWidth-Hr(this)-this.display.barWidth,clientHeight:na(this),clientWidth:vn(this)}},scrollIntoView:hr(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:Ne(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):po(this,r.from,r.to,r.margin)}),setSize:hr(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&&eo(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){on(E,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,_e(this,"refresh",this)}),operation:function(r){return Sr(this,r)},startOperation:function(){return Sn(this)},endOperation:function(){return wn(this)},refresh:hr(function(){var r=this.display.cachedTextHeight;vr(this),this.curOp.forceUpdate=!0,ni(this),ai(this,this.doc.scrollLeft,this.doc.scrollTop),ba(this.display),(r==null||Math.abs(r-Pn(this.display))>.5||this.options.lineWrapping)&&fa(this),_e(this,"refresh",this)}),swapDoc:hr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Oo(this,r),ni(this),this.display.input.reset(),ai(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,nr(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}},ne(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 Fa(e,t,n,r,i){var E=t,N=n,K=it(e,t.line),G=i&&e.direction=="rtl"?-n:n;function Y(){var qe=t.line+G;return qe<e.first||qe>=e.first+e.size?!1:(t=new Ne(qe,t.ch,t.sticky),K=it(e,qe))}function oe(qe){var $e;if(r=="codepoint"){var at=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(at)?$e=null:$e=new Ne(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(at>=55296&&at<56320?2:1))),-n)}else i?$e=Pl(e.cm,K,t,n):$e=Oa(K,t,n);if($e==null)if(!qe&&Y())t=Ra(i,e.cm,K,t.line,G);else return!1;else t=$e;return!0}if(r=="char"||r=="codepoint")oe();else if(r=="column")oe(!0);else if(r=="word"||r=="group")for(var de=null,Se=r=="group",xe=e.cm&&e.cm.getHelper(t,"wordChars"),Me=!0;!(n<0&&!oe(!Me));Me=!1){var Fe=K.text.charAt(t.ch)||`
`,He=De(Fe,xe)?"w":Se&&Fe==`
`?"n":!Se||/\s/.test(Fe)?null:"p";if(Se&&!Me&&!He&&(He="s"),de&&de!=He){n<0&&(n=1,oe(),t.sticky="after");break}if(He&&(de=He),n>0&&!oe(!Me))break}var Ye=Ki(e,t,E,N,!0);return Lr(E,Ye)&&(Ye.hitSide=!0),Ye}function Ss(e,t,n,r){var i=e.doc,E=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),G=Math.max(K-.5*Pn(e.display),3);N=(n>0?t.bottom:t.top)+n*G}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=la(e,E,N),!Y.outside);){if(n<0?N<=0:N>=i.height){Y.hitSide=!0;break}N+=n*5}return Y}var Ot=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new X,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Ot.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;xs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function E(K){for(var G=K.target;G;G=G.parentNode){if(G==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(G.className))break}return!1}Ce(i,"paste",function(K){if(!E(K)||Ue(r,K)||ys(K,r))return;I<=11&&setTimeout(Jt(r,function(){return t.updateFromDOM()}),20)}),Ce(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Ce(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Ce(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ce(i,"touchstart",function(){return n.forceCompositionEnd()}),Ce(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!E(K)||Ue(r,K))return;if(r.somethingSelected())$i({lineWise:!1,text:r.getSelections()}),K.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var G=Es(r);$i({lineWise:!0,text:G.text}),K.type=="cut"&&r.operation(function(){r.setSelections(G.ranges,0,pe),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var Y=Br.text.join(`
`);if(K.clipboardData.setData("Text",Y),K.clipboardData.getData("Text")==Y){K.preventDefault();return}}var oe=Ts(),de=oe.firstChild;r.display.lineSpace.insertBefore(oe,r.display.lineSpace.firstChild),de.value=Br.text.join(`
`);var Se=document.activeElement;W(de),setTimeout(function(){r.display.lineSpace.removeChild(oe),Se.focus(),Se==i&&n.showPrimarySelection()},50)}Ce(i,"copy",N),Ce(i,"cut",N)},Ot.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ot.prototype.prepareSelection=function(){var e=uo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ot.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ot.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ot.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=Qi(t,e.anchorNode,e.anchorOffset),N=Qi(t,e.focusNode,e.focusOffset);if(E&&!E.bad&&N&&!N.bad&&ht(Vr(E,N),r)==0&&ht(Ge(E,N),i)==0)return;var K=t.display.view,G=r.line>=t.display.viewFrom&&ws(t,r)||{node:K[0].measure.map[2],offset:0},Y=i.line<t.display.viewTo&&ws(t,i);if(!Y){var oe=K[K.length-1].measure,de=oe.maps?oe.maps[oe.maps.length-1]:oe.map;Y={node:de[de.length-1],offset:de[de.length-2]-de[de.length-3]}}if(!G||!Y){e.removeAllRanges();return}var Se=e.rangeCount&&e.getRangeAt(0),xe;try{xe=g(G.node,G.offset,Y.offset,Y.node)}catch(Me){}xe&&(!L&&t.state.focused?(e.collapse(G.node,G.offset),xe.collapsed||(e.removeAllRanges(),e.addRange(xe))):(e.removeAllRanges(),e.addRange(xe)),Se&&e.anchorNode==null?e.addRange(Se):L&&this.startGracePeriod()),this.rememberSelection()},Ot.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)},Ot.prototype.showMultipleSelections=function(e){l(this.cm.display.cursorDiv,e.cursors),l(this.cm.display.selectionDiv,e.selection)},Ot.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Ot.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return b(this.div,t)},Ot.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Ot.prototype.blur=function(){this.div.blur()},Ot.prototype.getField=function(){return this.div},Ot.prototype.supportsTouch=function(){return!0},Ot.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Sr(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)},Ot.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Ot.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&x&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=Qi(t,e.anchorNode,e.anchorOffset),r=Qi(t,e.focusNode,e.focusOffset);n&&r&&Sr(t,function(){lr(t.doc,ln(n,r),pe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Ot.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=Ne(r.line-1,it(e.doc,r.line-1).length)),i.ch==it(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ne(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var E,N,K;r.line==t.viewFrom||(E=En(e,r.line))==0?(N=wt(t.view[0].line),K=t.view[0].node):(N=wt(t.view[E].line),K=t.view[E-1].node.nextSibling);var G=En(e,i.line),Y,oe;if(G==t.view.length-1?(Y=t.viewTo-1,oe=t.lineDiv.lastChild):(Y=wt(t.view[G+1].line)-1,oe=t.view[G+1].node.previousSibling),!K)return!1;for(var de=e.doc.splitLines(tu(e,K,oe,N,Y)),Se=rr(e.doc,Ne(N,0),Ne(Y,it(e.doc,Y).text.length));de.length>1&&Se.length>1;)if(Q(de)==Q(Se))de.pop(),Se.pop(),Y--;else if(de[0]==Se[0])de.shift(),Se.shift(),N++;else break;for(var xe=0,Me=0,Fe=de[0],He=Se[0],Ye=Math.min(Fe.length,He.length);xe<Ye&&Fe.charCodeAt(xe)==He.charCodeAt(xe);)++xe;for(var qe=Q(de),$e=Q(Se),at=Math.min(qe.length-(de.length==1?xe:0),$e.length-(Se.length==1?xe:0));Me<at&&qe.charCodeAt(qe.length-Me-1)==$e.charCodeAt($e.length-Me-1);)++Me;if(de.length==1&&Se.length==1&&N==r.line)for(;xe&&xe>r.ch&&qe.charCodeAt(qe.length-Me-1)==$e.charCodeAt($e.length-Me-1);)xe--,Me++;de[de.length-1]=qe.slice(0,qe.length-Me).replace(/^\u200b+/,""),de[0]=de[0].slice(xe).replace(/\u200b+$/,"");var mt=Ne(N,xe),ut=Ne(Y,Se.length?Q(Se).length-Me:0);if(de.length>1||de[0]||ht(mt,ut))return Hn(e.doc,de,mt,ut,"+input"),!0},Ot.prototype.ensurePolled=function(){this.forceCompositionEnd()},Ot.prototype.reset=function(){this.forceCompositionEnd()},Ot.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Ot.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)},Ot.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Sr(this.cm,function(){return vr(e.cm)})},Ot.prototype.setUneditable=function(e){e.contentEditable="false"},Ot.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||Jt(this.cm,Ia)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Ot.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Ot.prototype.onContextMenu=function(){},Ot.prototype.resetPosition=function(){},Ot.prototype.needsContentAttribute=!0;function ws(e,t){var n=ia(e,t.line);if(!n||n.hidden)return null;var r=it(e.doc,t.line),i=$a(n,r,t.line),E=We(r,e.doc.direction),N="left";if(E){var K=Ve(E,t.ch);N=K%2?"right":"left"}var G=Za(i.map,t.ch,N);return G.offset=G.collapse=="right"?G.end:G.start,G}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Xn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var E="",N=!1,K=e.doc.lineSeparator(),G=!1;function Y(xe){return 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z=L("./src/polyfills/number.ts"),F=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"),M=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"),d=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 u(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,l){return h.__proto__=l,h},S(w,y)}var c=100,m=function(w){u(y,w);function y(h,l){var a;return a=w.call(this,h,l,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var f=y.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var l=this.hls;l.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(R.Events.ERROR,this.onError,this),l.on(R.Events.BUFFER_RESET,this.onBufferReset,this),l.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var l=this.hls;l.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(R.Events.ERROR,this.onError,this),l.off(R.Events.BUFFER_RESET,this.onBufferReset,this),l.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(l,a){var v=a.frag,g=a.id,b=a.initPTS;if(g==="main"){var P=v.cc;this.initPTS[v.cc]=b,this.log("InitPTS for cc: "+P+" found from main: "+b),this.videoTrackCC=P,this.state===F.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=F.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(c),this.fragLoadError=0,a>0&&l===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=F.State.IDLE):(this.loadedmetadata=!1,this.state=F.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()},f.doTick=function(){switch(this.state){case F.State.IDLE:this.doTickIdle();break;case F.State.WAITING_TRACK:{var l,a=this.levels,v=this.trackId,g=a==null||((l=a[v])===null||l===void 0)?void 0:l.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=F.State.WAITING_INIT_PTS}break}case F.State.FRAG_LOADING_WAITING_RETRY:{var b,P=performance.now(),U=this.retryDate;(!U||P>=U||(b=this.media)!==null&&b!==void 0&&b.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=F.State.IDLE);break}case F.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=F.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(),Te=B.BufferHelper.bufferInfo(this.mediaBuffer,re,this.config.maxBufferHole),pe=Object(T.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,W);pe<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=F.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=F.State.IDLE)},f.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},f.doTickIdle=function(){var l,a,v=this.hls,g=this.levels,b=this.media,P=this.trackId,U=v.config;if(!g||!g[P])return;if(!b&&(this.startFragRequested||!U.startFragPrefetch))return;var j=g[P],W=j.details;if(!W||W.live&&this.levelLastLoaded!==P||this.waitForCdnTuneIn(W)){this.state=F.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=F.State.ENDED;return}var q=W.fragments,re=q[0].start,Te=_.end;if(X){var pe=this.getLoadPosition();Te=pe,W.PTSKnown&&pe<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 we=this.getNextFragment(Te,W);if(!we){this.bufferFlushed=!0;return}((l=we.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=we.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(we,W):this.loadFragment(we,W,Te)},f.getMaxBufferLength=function(){var l=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(l,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(g){return new O.Level(g)})},f.onAudioTrackSwitching=function(l,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=F.State.IDLE):this.state=F.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(l,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(l,a){var v,g=this.levels,b=a.details,P=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+P);return}this.log("Track "+P+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var U=g[P],j=0;if(b.live||(v=U.details)!==null&&v!==void 0&&v.live){var W=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!W)return;!U.details&&b.hasProgramDateTime&&W.hasProgramDateTime?(Object(p.alignMediaPlaylistByPDT)(b,W),j=b.fragments[0].start):j=this.alignPlaylists(b,U.details)}U.details=b,this.levelLastLoaded=P,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(U.details,j),this.state===F.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=F.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(l){var a,v=l.frag,g=l.part,b=l.payload,P=this.config,U=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[U];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=P.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new M.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,Te=g?g.index:-1,pe=Te!==-1,we=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,b.byteLength,Te,pe);H.push(b,q,k,"",v,g,_.totalduration,re,we,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 "+U);var ye=this.waitingData=this.waitingData||{frag:v,part:g,cache:new A.default,complete:!1},fe=ye.cache;fe.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=F.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,l)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(l,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(l,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(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==F.State.ERROR&&this.state!==F.State.STOPPED&&(this.state=a.fatal?F.State.ERROR:F.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===F.State.PARSING||this.state===F.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(l,a){var v=a.type;v===x.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(l){var a,v="audio",g=this.hls,b=l.remuxResult,P=l.chunkMeta,U=this.getCurrentContext(P);if(!U){this.warn("The loading context changed while buffering fragment "+P.sn+" of level "+P.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(P.level);return}var j=U.frag,W=U.part,_=b.audio,k=b.text,H=b.id3,X=b.initSegment;if(this.fragContextChanged(j))return;if(this.state=F.State.PARSING,this.audioSwitch&&_&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,j,P),g.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:v,tracks:X.tracks})),_){var q=_.startPTS,re=_.endPTS,Te=_.startDTS,pe=_.endDTS;W&&(W.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:re,startDTS:Te,endDTS:pe}),j.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,q,re,Te,pe),this.bufferFragmentData(_,j,W,P)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var we=s({frag:j,id:v},H);g.trigger(R.Events.FRAG_PARSING_METADATA,we)}if(k){var ye=s({frag:j,id:v},k);g.trigger(R.Events.FRAG_PARSING_USERDATA,ye)}},f._bufferInitSegment=function(l,a,v){if(this.state!==F.State.PARSING)return;l.video&&delete l.video;var g=l.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,l);var b=g.initSegment;if(b!=null&&b.byteLength){var P={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:b};this.hls.trigger(R.Events.BUFFER_APPENDING,P)}this.tick()},f.loadFragment=function(l,a,v){var g=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||g===I.FragmentState.NOT_LOADED||g===I.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(z.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=F.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,l,a,v)))},f.completeAudioSwitch=function(){var l=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,l.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:v})},y}(F.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"),F=L("./src/errors.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function I(M,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(M,p.key,p)}}function O(M,C,T){return C&&I(M.prototype,C),T&&I(M,T),M}function D(M,C){M.prototype=Object.create(C.prototype),M.prototype.constructor=M,x(M,C)}function x(M,C){return x=Object.setPrototypeOf||function(p,d){return p.__proto__=d,p},x(M,C)}var A=function(M){D(C,M);function C(p){var d;return d=M.call(this,p,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var T=C.prototype;return T.registerListeners=function(){var d=this.hls;d.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(z.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var d=this.hls;d.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(z.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,M.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(d,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(d,o){var s=o.id,u=o.details,S=this.tracksInGroup[s];if(!S){this.warn("Invalid audio track id "+s);return}var c=S.details;S.details=o.details,this.log("audioTrack "+s+" loaded ["+u.startSN+"-"+u.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,c))},T.onLevelLoading=function(d,o){this.switchLevel(o.level)},T.onLevelSwitching=function(d,o){this.switchLevel(o.level)},T.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var u=this.tracks.filter(function(c){return!s||c.groupId===s});this.selectDefaultTrack&&!u.some(function(c){return c.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var S={audioTracks:u};this.log("Updating audio tracks, "+u.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},T.onError=function(d,o){if(M.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+d);var u=o[d],S=u.id,c=u.groupId,m=c===void 0?"":c,w=u.name,y=u.type,f=u.url;if(this.trackId=d,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:m,name:w,type:y,url:f}),u.details&&!u.details.live)return;var h=this.switchParams(u.url,s==null?void 0:s.details);this.loadPlaylist(h)},T.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(d){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var u=o[s];if((!this.selectDefaultTrack||u.default)&&(!d||d===u.name))return u.id}return-1},T.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,u=o.groupId,S=o.url;if(d)try{S=d.addDirectives(S)}catch(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:u,deliveryDirectives:d||null})}},O(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),C}(R.default);V.default=A},"./src/controller/base-playlist-controller.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return O});var z=L("./src/polyfills/number.ts"),F=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,M){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,M+":"),this.warn=B.logger.warn.bind(B.logger,M+":"),this.hls=A}var x=D.prototype;return x.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},x.onError=function(M,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(M,C){var T=C==null?void 0:C.renditionReports;if(T)for(var p=0;p<T.length;p++){var d=T[p],o=""+d.URI;if(o===M.substr(-o.length)){var s=parseInt(d["LAST-MSN"]),u=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);u!==void 0&&S>C.partTarget&&(u+=1)}if(Object(z.isFiniteNumber)(s))return new F.HlsUrlParameters(s,Object(z.isFiniteNumber)(u)?u:void 0,F.HlsSkip.No)}}},x.loadPlaylist=function(M){},x.shouldLoadTrack=function(M){return this.canLoad&&M&&!!M.url&&(!M.details||M.details.live)},x.playlistLoaded=function(M,C,T){var p=this,d=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-s,d.live||T!=null&&T.live){if(d.reloaded(T),T&&this.log("live playlist "+M+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),T&&d.fragments.length>0&&Object(R.mergeDetails)(T,d),!this.canLoad||!d.live)return;var u,S=void 0,c=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var m=this.hls.config.lowLatencyMode,w=d.lastPartSn,y=d.endSN,f=d.lastPartIndex,h=f!==-1,l=w===y,a=m?0:f;h?(S=l?y+1:w,c=l?a:f+1):S=y+1;var v=d.age,g=v+d.ageHeader,b=Math.min(g-d.partTarget,d.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: "+d.age),b=0;else{var P=Math.floor(b/d.targetduration);if(S+=P,c!==void 0){var U=Math.round(b%d.targetduration/d.partTarget);c+=U}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+b+" skip sn "+P+" to part "+c)}d.tuneInGoal=b}if(u=this.getDeliveryDirectives(d,C.deliveryDirectives,S,c),m||!l){this.loadPlaylist(u);return}}else u=this.getDeliveryDirectives(d,C.deliveryDirectives,S,c);var j=Object(R.computeReloadInterval)(d,o);S!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+M+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return p.loadPlaylist(u)},j)}else this.clearTimer()},x.getDeliveryDirectives=function(M,C,T,p){var d=Object(F.getSkipValue)(M,T);return C!=null&&C.skip&&M.deltaUpdateFailed&&(T=C.msn,p=C.part,d=F.HlsSkip.No),new F.HlsUrlParameters(T,p,d)},x.retryLoadingOrFail=function(M){var C=this,T=this.hls.config,p=this.retryCount<T.levelLoadingMaxRetry;if(p){var d;if(this.retryCount++,M.details.indexOf("LoadTimeOut")>-1&&(d=M.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+M.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 "'+M.details+'"')}}else this.warn('cannot recover from error "'+M.details+'"'),this.clearTimer(),M.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"),F=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"),M=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"),d=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),s=L("./src/types/loader.ts");function u(h,l){for(var a=0;a<l.length;a++){var v=l[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(h,v.key,v)}}function S(h,l,a){return l&&u(h.prototype,l),a&&u(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,l){h.prototype=Object.create(l.prototype),h.prototype.constructor=h,w(h,l)}function w(h,l){return w=Object.setPrototypeOf||function(v,g){return v.__proto__=g,v},w(h,l)}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(l,h);function l(v,g,b){var P;return P=h.call(this)||this,P.hls=void 0,P.fragPrevious=null,P.fragCurrent=null,P.fragmentTracker=void 0,P.transmuxer=null,P._state=y.STOPPED,P.media=void 0,P.mediaBuffer=void 0,P.config=void 0,P.bitrateTest=!1,P.lastCurrentTime=0,P.nextLoadPosition=0,P.startPosition=0,P.loadedmetadata=!1,P.fragLoadError=0,P.retryDate=0,P.levels=null,P.fragmentLoader=void 0,P.levelLastLoaded=null,P.startFragRequested=!1,P.decrypter=void 0,P.initPTS=[],P.onvseeking=null,P.onvended=null,P.logPrefix="",P.log=void 0,P.warn=void 0,P.logPrefix=b,P.log=I.logger.log.bind(I.logger,b+":"),P.warn=I.logger.warn.bind(I.logger,b+":"),P.hls=v,P.fragmentLoader=new p.default(v.config),P.fragmentTracker=g,P.config=v.config,P.decrypter=new d.default(v,v.config),v.on(O.Events.KEY_LOADED,P.onKeyLoaded,c(P)),P}var a=l.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 P=this.fragCurrent,U=this.fragmentTracker;if(!b.live&&P&&P.sn===b.endSN&&!g.nextStart){var j=U.getState(P);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(g,b){var P=this.media=this.mediaBuffer=b.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),P.addEventListener("seeking",this.onvseeking),P.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(U.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,P=this.media,U=this.mediaBuffer,j=this.state,W=P?P.currentTime:0,_=B.BufferHelper.bufferInfo(U||P,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())}P&&(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 P=this.levels[b.frag.level].details;P&&this.loadFragment(b.frag,P,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,P){this._loadFragForPlayback(g,b,P)},a._loadFragForPlayback=function(g,b,P){var U=this,j=function(_){if(U.fragContextChanged(g)){U.warn("Fragment "+g.sn+(_.part?" p: "+_.part.index:"")+" of level "+g.level+" was dropped during download."),U.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,U._handleFragmentLoadProgress(_)};this._doFragLoad(g,b,P,j).then(function(W){if(!W)return;U.fragLoadError=0;var _=U.state;if(U.fragContextChanged(g)){(_===y.FRAG_LOADING||_===y.BACKTRACKING||!U.fragCurrent&&_===y.PARSING)&&(U.fragmentTracker.removeFragment(g),U.state=y.IDLE);return}if("payload"in W&&(U.log("Loaded fragment "+g.sn+" of level "+g.level),U.hls.trigger(O.Events.FRAG_LOADED,W),U.state===y.BACKTRACKING)){U.fragmentTracker.backtrack(g,W),U.resetFragmentLoading(g);return}U._handleFragmentLoadComplete(W)}).catch(function(W){U.warn(W),U.resetFragmentLoading(g)})},a.flushMainBuffer=function(g,b,P){if(P===void 0&&(P=null),!(g-b))return;var U={startOffset:g,endOffset:b,type:P};this.fragLoadError=0,this.hls.trigger(O.Events.BUFFER_FLUSHING,U)},a._loadInitSegment=function(g){var b=this;this._doFragLoad(g).then(function(P){if(!P||b.fragContextChanged(g)||!b.levels)throw new Error("init load aborted");return P}).then(function(P){var U=b.hls,j=P.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 U.trigger(O.Events.FRAG_DECRYPTED,{frag:g,payload:k,stats:{tstart:_,tdecrypt:H}}),P.payload=k,P})}return P}).then(function(P){var U=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(P.payload),k.parsing.start=k.buffering.start=self.performance.now(),k.parsing.end=k.buffering.end=self.performance.now(),P.frag===U&&j.trigger(O.Events.FRAG_BUFFERED,{stats:k,frag:U,part:null,id:g.type}),b.tick()}).catch(function(P){b.warn(P),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 P=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(P))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var b=this.transmuxer;if(!b)return;var P=g.frag,U=g.part,j=g.partsLoaded,W=!j||j.length===0||j.some(function(k){return!k}),_=new x.ChunkMetadata(P.level,P.sn,P.stats.chunkCount+1,0,U?U.index:-1,!W);b.flush(_)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,b,P,U){var j=this;if(P===void 0&&(P=null),!this.levels)throw new Error("frag load aborted, missing levels");if(P=Math.max(g.start,P||0),this.config.lowLatencyMode&&b){var W=b.partList;if(W&&U){P>g.end&&b.fragmentHint&&(g=b.fragmentHint);var _=this.getNextPart(W,g,P);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(P.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:P}),this.doFragPartsLoad(g,W,_,U).catch(function(H){return j.handleFragLoadError(H)})}else if(!g.url||this.loadedEndOfParts(W,P))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(P.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:P}),this.fragmentLoader.load(g,U).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(g,b,P,U){var j=this;return new Promise(function(W,_){var k=[],H=function X(q){var re=b[q];j.fragmentLoader.loadPart(g,re,U).then(function(Te){k[re.index]=Te;var pe=Te.part;j.hls.trigger(O.Events.FRAG_LOADED,Te);var we=b[q+1];if(we&&we.fragment===g)X(q+1);else return W({frag:g,part:pe,partsLoaded:k})}).catch(_)};H(P)})},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 P=b.frag,U=b.part,j=b.level,W=self.performance.now();P.stats.parsing.end=W,U&&(U.stats.parsing.end=W),this.updateLevelTiming(P,U,j,g.partial)},a.getCurrentContext=function(g){var b=this.levels,P=g.level,U=g.sn,j=g.part;if(!b||!b[P])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+P+". The current chunk will not be buffered."),null;var W=b[P],_=j>-1?Object(T.getPartWith)(W,U,j):null,k=_?_.fragment:Object(T.getFragmentWithSN)(W,U,this.fragCurrent);return k?{frag:k,part:_,level:W}:null},a.bufferFragmentData=function(g,b,P,U){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:P,chunkMeta:U,parent:b.type,data:_};this.hls.trigger(O.Events.BUFFER_APPENDING,k),g.dropped&&g.independent&&!P&&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 P=b.currentTime,U=B.BufferHelper.bufferInfo(b,P,0),j=g.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),_=Math.max(Math.min(g.start-W,U.end-W),P+W);g.start-_>W&&this.flushMainBuffer(_,g.start)},a.getFwdBufferInfo=function(g,b){var P=this.config,U=this.getLoadPosition();if(!Object(z.isFiniteNumber)(U))return null;var j=B.BufferHelper.bufferInfo(g,U,P.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(U,b);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(g,U,Math.max(j.nextStart,P.maxBufferHole))}return j},a.getMaxBufferLength=function(g){var b=this.config,P;return g?P=Math.max(8*b.maxBufferSize/g,b.maxBufferLength):P=b.maxBufferLength,Math.min(P,b.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var b=this.config,P=g||b.maxBufferLength;return b.maxMaxBufferLength>=P?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,b){var P,U,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(P=H)!==null&&P!==void 0&&P.initSegment&&!((U=H)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(g,b,P){for(var U=-1,j=!1,W=!0,_=0,k=g.length;_<k;_++){var H=g[_];if(W=W&&!H.independent,U>-1&&P<H.start)break;var X=H.loaded;!X&&(j||H.independent||W)&&H.fragment===b&&(U=_),j=X}return U},a.loadedEndOfParts=function(g,b){var P=g[g.length-1];return P&&b>P.start&&P.loaded},a.getInitialLiveFragment=function(g,b){var P=this.fragPrevious,U=null;if(P){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+P.programDateTime),U=Object(C.findFragmentByPDT)(b,P.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var j=P.sn+1;if(j>=g.startSN&&j<=g.endSN){var W=b[j-g.startSN];P.cc===W.cc&&(U=W,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(C.findFragWithCC)(b,P.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var _=this.hls.liveSyncPosition;_!==null&&(U=this.getFragmentAtPosition(_,this.bitrateTest?g.fragmentEnd:g.edge,g))}return U},a.getFragmentAtPosition=function(g,b,P){var U=this.config,j=this.fragPrevious,W=P.fragments,_=P.endSN,k=P.fragmentHint,H=U.maxFragLookUpTolerance,X=!!(U.lowLatencyMode&&P.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 Te=q.sn-P.startSN,pe=j&&q.level===j.level,we=W[Te+1],ye=this.fragmentTracker.getState(q);if(ye===R.FragmentState.BACKTRACKED){q=null;for(var fe=Te;W[fe]&&this.fragmentTracker.getState(W[fe])===R.FragmentState.BACKTRACKED;)j?q=W[fe--]:q=W[--fe];q||(q=we)}else j&&q.sn===j.sn&&!X&&(pe&&(q.sn<_&&this.fragmentTracker.getState(we)!==R.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+we.sn),q=we):q=null))}return q},a.synchronizeToLiveEdge=function(g){var b=this.config,P=this.media;if(!P)return;var U=this.hls.liveSyncPosition,j=P.currentTime,W=g.fragments[0].start,_=g.edge,k=j>=W-b.maxFragLookUpTolerance&&j<=_;if(U!==null&&P.duration>U&&(j<U||!k)){var H=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*g.targetduration;(!k&&P.readyState<4||j<_-H)&&(this.loadedmetadata||(this.nextLoadPosition=U),P.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+_+", reset currentTime to : "+U.toFixed(3)),P.currentTime=U))}},a.alignPlaylists=function(g,b){var P=this.levels,U=this.levelLastLoaded,j=this.fragPrevious,W=U!==null?P[U]: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(M.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 P=this.startPosition;if(P<b&&(P=-1),P===-1||this.lastCurrentTime===-1){var U=g.startTimeOffset;Object(z.isFiniteNumber)(U)?(P=b+U,U<0&&(P+=g.totalduration),P=Math.min(Math.max(b,P),b+g.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+P),this.startPosition=P):g.live?P=this.hls.liveSyncPosition||b:this.startPosition=P=0,this.lastCurrentTime=P}this.nextLoadPosition=P},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 P=b.frag;if(!P||P.type!==g)return;var U=this.fragCurrent;console.assert(U&&P.sn===U.sn&&P.level===U.level&&P.urlId===U.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(P.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+P.sn+" of "+g+" "+P.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,P){if(!g)return;var U=B.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(b,U,P),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,P,U){var j=this,W=P.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=U?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:P,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(l,[{key:"state",get:function(){return this._state},set:function(g){var b=this._state;b!==g&&(this._state=g,this.log(b+"->"+g))}}]),l}(F.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"),F=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)(),M=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,u=o.media,S=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),s.trigger(F.Events.MEDIA_ATTACHED,{media:u})),S&&S.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var 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(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(F.Events.BUFFER_RESET,this.onBufferReset,this),o.on(F.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(F.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(F.Events.BUFFER_EOS,this.onBufferEos,this),o.on(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(F.Events.FRAG_PARSED,this.onFragParsed,this),o.on(F.Events.FRAG_CHANGED,this.onFragChanged,this)},p.unregisterListeners=function(){var o=this.hls;o.off(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(F.Events.BUFFER_RESET,this.onBufferReset,this),o.off(F.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(F.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(F.Events.BUFFER_EOS,this.onBufferEos,this),o.off(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(F.Events.FRAG_PARSED,this.onFragParsed,this),o.off(F.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 u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},p.onMediaAttaching=function(o,s){var u=this.media=s.media;if(u&&A){var S=this.mediaSource=new A;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(S),this._objectUrl=u.src}},p.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,u=this._objectUrl;if(s){if(R.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(S){R.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(u&&self.URL.revokeObjectURL(u),o.src===u?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(F.Events.MEDIA_DETACHED,void 0)},p.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var u=o.sourceBuffer[s];try{u&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),o.sourceBuffer[s]=void 0)}catch(S){R.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",S)}}),this._initSourceBuffer()},p.onBufferCodecs=function(o,s){var u=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(c){if(S){var m=u.tracks[c];if(m&&typeof m.buffer.changeType=="function"){var w=s[c],y=w.codec,f=w.levelCodec,h=w.container,l=(m.levelCodec||m.codec).replace(M,"$1"),a=(f||y).replace(M,"$1");if(l!==a){var v=h+";codecs="+(f||y);u.appendChangeType(c,v)}}}else u.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 u=this,S=this.operationQueue,c={execute:function(){var w=u.sourceBuffer[o];w&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),w.changeType(s)),S.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(w){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",w)}};S.append(c,o)},p.onBufferAppending=function(o,s){var u=this,S=this.hls,c=this.operationQueue,m=this.tracks,w=s.data,y=s.type,f=s.frag,h=s.part,l=s.chunkMeta,a=l.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 P=m.audio,U=y==="audio"&&l.id===1&&(P==null?void 0:P.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),U){var _=u.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)}}u.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=u.sourceBuffer,H={};for(var X in k)H[X]=I.BufferHelper.getBuffered(k[X]);u.appendError=0,u.hls.trigger(F.Events.BUFFER_APPENDED,{type:y,frag:f,part:h,chunkMeta:l,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:(u.appendError++,k.details=B.ErrorDetails.BUFFER_APPEND_ERROR,u.appendError>S.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),k.fatal=!0)),S.trigger(F.Events.ERROR,k)}};c.append(j,y)},p.onBufferFlushing=function(o,s){var u=this,S=this.operationQueue,c=function(w){return{execute:u.removeExecutor.bind(u,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.hls.trigger(F.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 u=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 l=c?c.stats:S.stats;u.hls.trigger(F.Events.FRAG_BUFFERED,{frag:S,part:c,stats:l,id:S.type})};m.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(y,m)},p.onFragChanged=function(o,s){this.flushBackBuffer()},p.onBufferEos=function(o,s){var u=this,S=this.getSourceBufferTypes().reduce(function(c,m){var w=u.sourceBuffer[m];return(!s.type||s.type===m)&&(w&&!w.ended&&(w.ended=!0,R.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),c&&!!(!w||w.ended)},!0);S&&this.blockBuffers(function(){var c=u.mediaSource;if(!c||c.readyState!=="open")return;c.endOfStream()})},p.onLevelUpdated=function(o,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},p.flushBackBuffer=function(){var o=this.hls,s=this.details,u=this.media,S=this.sourceBuffer;if(!u||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=u.currentTime,y=s.levelTargetDuration,f=Math.max(m,y),h=Math.floor(w/y)*y-f;c.forEach(function(l){var a=S[l];if(a){var v=I.BufferHelper.getBuffered(a);v.length>0&&h>v.start(0)&&(o.trigger(F.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),s.live&&o.trigger(F.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),o.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:l}))}})},p.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,u=this.media,S=this.mediaSource,c=o.fragments[0].start+o.totalduration,m=u.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,u=o.fragments,S=u.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var c=Math.max(0,u[0].start),m=Math.max(c,c+o.totalduration);s.setLiveSeekableRange(c,m)}},p.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,S=Object.keys(u).length;if(S&&!o||S===2){this.createSourceBuffers(u),this.pendingTracks={};var c=this.getSourceBufferTypes();if(c.length===0){this.hls.trigger(F.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,u=this.mediaSource;if(!u)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]=u.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(l){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(F.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:y})}}S&&this.hls.trigger(F.Events.BUFFER_CREATED,{tracks:this.tracks})},p._onSBUpdateStart=function(o){var s=this.operationQueue,u=s.current(o);u.onStart()},p._onSBUpdateEnd=function(o){var s=this.operationQueue,u=s.current(o);u.onComplete(),s.shiftAndExecuteNext(o)},p._onSBUpdateError=function(o,s){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(F.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var u=this.operationQueue.current(o);u&&u.onError(s)},p.removeExecutor=function(o,s,u){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,l=Math.max(0,s),a=Math.min(u,f,h);a>l?(R.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(l,a)):m.shiftAndExecuteNext(o)},p.appendExecutor=function(o,s){var u=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"),u.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 u=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var S=this.operationQueue,c=s.map(function(m){return S.appendBlocker(m)});Promise.all(c).then(function(){o(),s.forEach(function(m){var w=u.sourceBuffer[m];(!w||!w.updating)&&S.shiftAndExecuteNext(m)})})},p.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},p.addBufferListener=function(o,s,u){var S=this.sourceBuffer[o];if(!S)return;var c=u.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(u){s.removeEventListener(u.event,u.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return F});var z=L("./src/utils/logger.ts"),F=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(M){D=M}),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],M=x[O];if(M.length){var C=M[0];try{C.execute()}catch(T){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!A||!A.updating)&&(M.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 F(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&&F(I.prototype,O),D&&F(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 M=this.hls;this.restrictedLevels=[],this.firstLevel=A.firstLevel,M.config.capLevelToPlayerSize&&A.video&&this.startCapping()},O.onBufferCodecs=function(x,A){var M=this.hls;M.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,M=this.hls.levels;if(!M.length)return-1;var C=M.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 M=x.getBoundingClientRect();A.width=M.width,A.height=M.height,!A.width&&!A.height&&(A.width=M.right-M.left||x.width||0,A.height=M.bottom-M.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,M){if(!x||!x.length)return-1;for(var C=function(s,u){return u?s.width!==u.width||s.height!==u.height:!0},T=x.length-1,p=0;p<x.length;p+=1){var d=x[p];if((d.width>=A||d.height>=M)&&C(d,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"),F=L("./src/types/cmcd.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function I(T,p){for(var d=0;d<p.length;d++){var o=p[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function O(T,p,d){return p&&I(T.prototype,p),d&&I(T,d),T}function D(T,p){var d=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(d)return(d=d.call(T)).next.bind(d);if(Array.isArray(T)||(d=x(T))||p&&T&&typeof T.length=="number"){d&&(T=d);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 d=Object.prototype.toString.call(T).slice(8,-1);if(d==="Object"&&T.constructor&&(d=T.constructor.name),d==="Map"||d==="Set")return Array.from(T);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return A(T,p)}function A(T,p){(p==null||p>T.length)&&(p=T.length);for(var d=0,o=new Array(p);d<p;d++)o[d]=T[d];return o}function M(){return M=Object.assign||function(T){for(var p=1;p<arguments.length;p++){var d=arguments[p];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(T[o]=d[o])}return T},M.apply(this,arguments)}var C=function(){function T(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(S){try{o.apply(S,{ot:F.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===F.CMCDObjectType.VIDEO||w===F.CMCDObjectType.AUDIO||w==F.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=d;var s=this.config=d.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||T.uuid(),this.cid=u.contentId,this.useHeaders=u.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 u,S;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.buffer,this.videoBuffer=(S=s.tracks.video)===null||S===void 0?void 0:S.buffer},p.createData=function(){var o;return{v:F.CMCDVersion,sf:F.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={}),M(s,this.createData());var u=s.ot===F.CMCDObjectType.INIT||s.ot===F.CMCDObjectType.VIDEO||s.ot===F.CMCDObjectType.MUXED;if(this.starved&&u&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var S=T.toHeaders(s);if(!Object.keys(S).length)return;o.headers||(o.headers={}),M(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"?F.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?F.CMCDObjectType.INIT:s==="audio"?F.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?F.CMCDObjectType.VIDEO:F.CMCDObjectType.MUXED:void 0},p.getTopBandwidth=function(o){for(var s=0,u=o===F.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=D(u),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,u=o===F.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var S=R.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return S.len*1e3},p.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(m)}var 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,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(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=[],u=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},S=function(U){return Math.round(U)},c=function(U){return S(U/100)*100},m=function(U){return encodeURIComponent(U)},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 l=h.value,a=o[l];if(!u(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var v=w[l];v&&(a=v(a));var g=typeof a,b=void 0;l==="ot"||l==="sf"||l==="st"?b=l+"="+a:g==="boolean"?b=l:g==="number"?b=l+"="+a:b=l+"="+JSON.stringify(a),s.push(b)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),u={},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 l=0;l<c.length;l++){var a=T.serialize(c[l]);a&&(u["CMCD-"+S[l]]=a)}return u},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var u=o.includes("?")?"&":"?";return""+o+u+s},T}()},"./src/controller/eme-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),F=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 d=T[p];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function O(C,T,p){return T&&I(C.prototype,T),p&&I(C,p),C}var D=3,x=function(T,p,d){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:d.audioRobustness||""})}),p.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:d.videoRobustness||""})}),[o]},A=function(T,p,d,o){switch(T){case B.KeySystems.WIDEVINE:return x(p,d,o);default:throw new Error("Unknown key-system: "+T)}},M=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(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},T._attemptKeySystemAccess=function(d,o,s){var u=this,S=A(d,o,s,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var c=this.requestMediaKeySystemAccess(d,S);this.mediaKeysPromise=c.then(function(m){return u._onMediaKeySystemAccessObtained(d,m)}),c.catch(function(m){R.logger.error('Failed to obtain key-system "'+d+'" access:',m)})},T._onMediaKeySystemAccessObtained=function(d,o){var s=this;R.logger.log('Access for key-system "'+d+'" obtained');var u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(u);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(c){return u.mediaKeys=c,R.logger.log('Media-keys created for key-system "'+d+'"'),s._onMediaKeysCreated(),c});return S.catch(function(c){R.logger.error("Failed to create media-keys:",c)}),S},T._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(d){var o=this;R.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(s){o._onKeySessionMessage(d,s.message)},!1)},T._onKeySessionMessage=function(d,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){R.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),d.update(s)})},T.onMediaEncrypted=function(d){var o=this;if(R.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(S){if(!o._media)return;o._attemptSetMediaKeys(S),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(s).catch(s)},T._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.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(d,o){var s=this,u=this._mediaKeysList[0];if(!u){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(u.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var S=u.mediaKeysSession;if(!S){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.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:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+d+'" init data type'),u.mediaKeysSessionInitialized=!0,S.generateRequest(d,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(c){R.logger.error("Error generating key-session request:",c),s.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(d,o,s){var u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,d,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,u,d),S=void 0}catch(c){R.logger.error(c)}try{u.readyState||u.open("POST",d,!0),S&&S.call(this.hls,u,d)}catch(c){throw new Error("issue setting up KeySystem license XHR "+c)}return u},T._onLicenseRequestReadyStageChange=function(d,o,s,u){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var S=d.response,c=this._licenseResponseCallback;if(c)try{S=c.call(this.hls,d,o)}catch(w){R.logger.error(w)}u(S)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.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,u)}break}},T._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},T._requestLicense=function(d,o){R.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var u=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(u,d,o);R.logger.log("Sending license request to URL: "+u);var c=this._generateLicenseRequestChallenge(s,d);S.send(c)}catch(m){R.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.KEY_SYSTEM_ERROR,details:F.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var s=o.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),u=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,u)},O(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=M},"./src/controller/fps-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),F=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 M=x.media instanceof self.HTMLVideoElement?x.media:null;this.media=M,M&&typeof M.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 M=performance.now();if(x){if(this.lastTime){var C=M-this.lastTime,T=A-this.lastDroppedFrames,p=x-this.lastDecodedFrames,d=1e3*T/C,o=this.hls;if(o.trigger(z.Events.FPS_DROP,{currentDropped:T,currentDecoded:p,totalDroppedFrames:A}),d>0&&T>o.config.fpsDroppedMonitoringThreshold*p){var s=o.currentLevel;F.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=M,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"),F=L("./src/utils/binary-search.ts");function R(x,A,M){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;M=M||0;for(var p=0;p<x.length;++p){var d=x[p];if(O(A,M,d))return d}return null}function B(x,A,M,C){M===void 0&&(M=0),C===void 0&&(C=0);var T=null;if(x?T=A[x.sn-A[0].sn+1]||null:M===0&&A[0].start===0&&(T=A[0]),T&&I(M,C,T)===0)return T;var p=F.default.search(A,I.bind(null,M,C));return p||T}function I(x,A,M){x===void 0&&(x=0),A===void 0&&(A=0);var C=Math.min(A,M.duration+(M.deltaPTS?M.deltaPTS:0));return M.start+M.duration-C<=x?1:M.start-C>x&&M.start?-1:0}function O(x,A,M){var C=Math.min(A,M.duration+(M.deltaPTS?M.deltaPTS:0))*1e3,T=M.endProgramDateTime||0;return T-C>x}function D(x,A){return F.default.search(x,function(M){return M.cc<A?1:M.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"),F=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 M=this.hls;M.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),M.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),M.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},x._unregisterListeners=function(){var M=this.hls;M.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),M.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),M.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},x.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},x.getAppendedFrag=function(M,C){if(C===F.PlaylistLevelType.MAIN){var T=this.activeFragment,p=this.activeParts;if(!T)return null;if(p)for(var d=p.length;d--;){var o=p[d],s=o?o.end:T.appendedPTS;if(o.start<=M&&s!==void 0&&M<=s)return d>9&&(this.activeParts=p.slice(d-9)),o}else if(T.start<=M&&T.appendedPTS!==void 0&&M<=T.appendedPTS)return T}return this.getBufferedFrag(M,C)},x.getBufferedFrag=function(M,C){for(var T=this.fragments,p=Object.keys(T),d=p.length;d--;){var o=T[p[d]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=M&&M<=s.end)return s}}return null},x.detectEvictedFragments=function(M,C,T){var p=this;Object.keys(this.fragments).forEach(function(d){var o=p.fragments[d];if(!o)return;if(!o.buffered){o.body.type===T&&p.removeFragment(o.body);return}var s=o.range[M];if(!s)return;s.time.some(function(u){var S=!p.isTimeBuffered(u.startPTS,u.endPTS,C);return S&&p.removeFragment(o.body),S})})},x.detectPartialFragments=function(M){var C=this,T=this.timeRanges,p=M.frag,d=M.part;if(!T||p.sn==="initSegment")return;var o=O(p),s=this.fragments[o];if(!s)return;Object.keys(T).forEach(function(u){var S=p.elementaryStreams[u];if(!S)return;var c=T[u],m=d!==null||S.partial===!0;s.range[u]=C.getBufferedTimes(p,d,m,c)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},x.fragBuffered=function(M){var C=O(M),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},x.getBufferedTimes=function(M,C,T,p){for(var d={time:[],partial:T},o=C?C.start:M.start,s=C?C.end:M.end,u=M.minEndPTS||s,S=M.maxStartPTS||o,c=0;c<p.length;c++){var m=p.start(c)-this.bufferPadding,w=p.end(c)+this.bufferPadding;if(S>=m&&u<=w){d.time.push({startPTS:Math.max(o,p.start(c)),endPTS:Math.min(s,p.end(c))});break}else if(o<w&&s>m)d.partial=!0,d.time.push({startPTS:Math.max(o,p.start(c)),endPTS:Math.min(s,p.end(c))});else if(s<=m)break}return d},x.getPartialFragment=function(M){var C=null,T,p,d,o=0,s=this.bufferPadding,u=this.fragments;return Object.keys(u).forEach(function(S){var c=u[S];if(!c)return;I(c)&&(p=c.body.start-s,d=c.body.end+s,M>=p&&M<=d&&(T=Math.min(M-p,d-M),o<=T&&(C=c.body,o=T)))}),C},x.getState=function(M){var C=O(M),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(M,C){var T=O(M),p=this.fragments[T];if(!p||p.backtrack)return null;var d=p.backtrack=C||p.loaded;return p.loaded=null,d},x.getBacktrackData=function(M){var C=O(M),T=this.fragments[C];if(T){var p,d=T.backtrack;if(d!=null&&(p=d.payload)!==null&&p!==void 0&&p.byteLength)return d;this.removeFragment(M)}return null},x.isTimeBuffered=function(M,C,T){for(var p,d,o=0;o<T.length;o++){if(p=T.start(o)-this.bufferPadding,d=T.end(o)+this.bufferPadding,M>=p&&C<=d)return!0;if(C<=p)return!1}return!1},x.onFragLoaded=function(M,C){var T=C.frag,p=C.part;if(T.sn==="initSegment"||T.bitrateTest||p)return;var d=O(T);this.fragments[d]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},x.onBufferAppended=function(M,C){var T=this,p=C.frag,d=C.part,o=C.timeRanges;if(p.type===F.PlaylistLevelType.MAIN)if(this.activeFragment=p,d){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(u){var S=o[u];if(T.detectEvictedFragments(u,S),!d)for(var c=0;c<S.length;c++)p.appendedPTS=Math.max(S.end(c),p.appendedPTS||0)})},x.onFragBuffered=function(M,C){this.detectPartialFragments(C)},x.hasFragment=function(M){var C=O(M);return!!this.fragments[C]},x.removeFragmentsInRange=function(M,C,T){var p=this;Object.keys(this.fragments).forEach(function(d){var o=p.fragments[d];if(!o)return;if(o.buffered){var s=o.body;s.type===T&&s.start<C&&s.end>M&&p.removeFragment(s)}})},x.removeFragment=function(M){var C=O(M);M.stats.loaded=0,M.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"),F=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 M(T,p,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=p,this.fragmentTracker=d,this.hls=o}var C=M.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(p){var d=this.config,o=this.media,s=this.stalled,u=o.currentTime,S=o.seeking,c=this.seeking&&!S,m=!this.seeking&&S;if(this.seeking=S,u!==p){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||c)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!z.BufferHelper.getBuffered(o).length)return;var y=z.BufferHelper.bufferInfo(o,u,0),f=y.len>0,h=y.nextStart||0;if(!f&&!h)return;if(S){var l=y.len>O,a=!h||h-u>O&&!this.fragmentTracker.getPartialFragment(u);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,g=Math.max(h,y.start||0)-u,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,P=b==null||((v=b.details)===null||v===void 0)?void 0:v.live,U=P?b.details.targetduration*2:O;if(g>0&&g<=U){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,u,d.maxBufferHole);this._tryFixBufferStall(_,W)},C._tryFixBufferStall=function(p,d){var o=this.config,s=this.fragmentTracker,u=this.media,S=u.currentTime,c=s.getPartialFragment(S);if(c){var m=this._trySkipBufferHole(c);if(m)return}p.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(p){var d=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+p+")"),d.trigger(R.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:p}))},C._trySkipBufferHole=function(p){for(var d=this.config,o=this.hls,s=this.media,u=s.currentTime,S=0,c=z.BufferHelper.getBuffered(s),m=0;m<c.length;m++){var w=c.start(m);if(u+d.maxBufferHole>=S&&u<w){var y=Math.max(w+x,s.currentTime+D);return B.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+y),this.moved=!0,this.stalled=null,s.currentTime=y,p&&o.trigger(R.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+u+" to "+y,frag:p}),y}S=c.end(m)}return 0},C._tryNudgeBuffer=function(){var p=this.config,d=this.hls,o=this.media,s=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<p.nudgeMaxRetry){var S=s+u*p.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+S),o.currentTime=S,d.trigger(R.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+p.nudgeMaxRetry+" nudges"),d.trigger(R.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},M}()},"./src/controller/id3-track-controller.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/events.ts"),F=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,M){this.media=M.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(F.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(A){if(!this.media)return;for(var M=0;M<A.length;M++){var C=A[M];if(C.kind==="metadata"&&C.label==="id3")return Object(F.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(A,M){if(!this.media)return;var C=M.frag,T=M.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var p=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<T.length;d++){var o=R.getID3Frames(T[d].data);if(o){var s=T[d].pts,u=d<T.length-1?T[d+1].pts:C.end,S=u-s;S<=0&&(u=s+B);for(var c=0;c<o.length;c++){var m=o[c];if(!R.isTimeStampFrame(m)){var w=new p(s,u,"");w.value=m,this.id3Track.addCue(w)}}}}},D.onBufferFlushing=function(A,M){var C=M.startOffset,T=M.endOffset,p=M.type;if(!p||p==="audio"){var d=this.id3Track;d&&Object(F.removeCuesInRange)(d,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"),F=L("./src/events.ts"),R=L("./src/utils/logger.ts");function B(D,x){for(var A=0;A<x.length;A++){var M=x[A];M.enumerable=M.enumerable||!1,M.configurable=!0,"value"in M&&(M.writable=!0),Object.defineProperty(D,M.key,M)}}function I(D,x,A){return x&&B(D.prototype,x),A&&B(D,A),D}var O=function(){function D(A){var M=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 M.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(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(F.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(F.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){this.hls.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(F.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(F.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(F.Events.ERROR,this.onError)},x.onMediaAttached=function(M,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(M,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(M,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 M=this.media,C=this.levelDetails;if(!M||!C)return;this.currentTime=M.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var p=this.config,d=p.lowLatencyMode,o=p.maxLiveSyncPlaybackRate;if(!d||o===1)return;var s=this.targetLatency;if(s===null)return;var u=T-s,S=Math.min(this.maxLatency,s+C.targetduration),c=u<S;if(C.live&&c&&u>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*u-this.edgeStalled))*20)/20;M.playbackRate=Math.min(m,Math.max(1,w))}else M.playbackRate!==1&&M.playbackRate!==0&&(M.playbackRate=1)},x.estimateLiveEdge=function(){var M=this.levelDetails;return M===null?null:M.edge+M.age},x.computeLatency=function(){var M=this.estimateLiveEdge();return M===null?null:M-this.currentTime},I(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var M=this.config,C=this.levelDetails;return M.liveMaxLatencyDuration!==void 0?M.liveMaxLatencyDuration:C?M.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var M=this.levelDetails;if(M===null)return null;var C=M.holdBack,T=M.partHoldBack,p=M.targetduration,d=this.config,o=d.liveSyncDuration,s=d.liveSyncDurationCount,u=d.lowLatencyMode,S=this.hls.userConfig,c=u&&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 M=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(M===null||C===null||T===null)return null;var p=T.edge,d=M-C-this.edgeStalled,o=p-T.totalduration,s=p-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,d),s)}},{key:"drift",get:function(){var M=this.levelDetails;return M===null?1:M.drift}},{key:"edgeStalled",get:function(){var M=this.levelDetails;if(M===null)return 0;var C=(this.config.lowLatencyMode&&M.partTarget||M.targetduration)*3;return Math.max(M.age-C,0)}},{key:"forwardBufferLength",get:function(){var M=this.media,C=this.levelDetails;if(!M||!C)return 0;var T=M.buffered.length;return T?M.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 d});var z=L("./src/types/level.ts"),F=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 u=arguments[s];for(var S in u)Object.prototype.hasOwnProperty.call(u,S)&&(o[S]=u[S])}return o},x.apply(this,arguments)}function A(o,s){for(var u=0;u<s.length;u++){var S=s[u];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function M(o,s,u){return s&&A(o.prototype,s),u&&A(o,u),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,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()),d=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 u=s.prototype;return u._registerListeners=function(){var c=this.hls;c.on(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),c.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(F.Events.FRAG_LOADED,this.onFragLoaded,this),c.on(F.Events.ERROR,this.onError,this)},u._unregisterListeners=function(){var c=this.hls;c.off(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),c.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(F.Events.FRAG_LOADED,this.onFragLoaded,this),c.off(F.Events.ERROR,this.onError,this)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var c=this._levels;c.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(c,m){var w=[],y=[],f=[],h,l={},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=l[k],a?a.url.push(W.url):(a=new z.Level(W),l[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 P=0;P<w.length;P++)if(w[P].bitrate===h){this._firstLevel=P,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+h);break}var U=b&&!g,j={levels:w,audioTracks:y,subtitleTracks:f,firstLevel:this._firstLevel,stats:m.stats,audio:b,video:g,altAudio:!U&&y.some(function(W){return!!W.url})};this.hls.trigger(F.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(F.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},u.onError=function(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,l;switch(m.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=m.frag.level)):l=m.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(h=!1),l=w.level),f=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:l=m.level,f=!0;break}l!==void 0&&this.recoverLevel(m,l,f,h)},u.recoverLevel=function(c,m,w,y){var f=c.details,h=this._levels[m];if(h.loadError++,w){var l=this.retryLoadingOrFail(c);if(l)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)}}},u.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}},u.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)}},u.onLevelLoaded=function(c,m){var w,y=m.level,f=m.details,h=this._levels[y];if(!h){var l;this.warn("Invalid level index "+y),(l=m.deliveryDirectives)!==null&&l!==void 0&&l.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)},u.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())}},u.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(F.Events.LEVEL_LOADING,{url:f,level:m,id:y,deliveryDirectives:c||null})}},u.removeLevel=function(c,m){var w=function(h,l){return l!==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 l=f.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=h}),f});this._levels=y,this.hls.trigger(F.Events.LEVELS_UPDATED,{levels:y})},M(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(F.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],l=w[c];this.log("switching to level "+c+" from "+f),this.currentLevelIndex=c;var a=x({},l,{level:c,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(F.Events.LEVEL_SWITCHING,a);var v=l.details;if(!v||v.live){var g=this.switchParams(l.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 M}),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 d}),L.d(V,"getPartWith",function(){return o});var z=L("./src/polyfills/number.ts"),F=L("./src/utils/logger.ts");function R(s,u,S){switch(u){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(S);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(S);break}}function B(s){var u={};s.forEach(function(S){var c=S.groupId||"";S.id=u[c]=u[c]||0,u[c]++})}function I(s,u,S){var c=s[u],m=s[S];O(c,m)}function O(s,u){var S=u.startPTS;if(Object(z.isFiniteNumber)(S)){var c=0,m;u.sn>s.sn?(c=S-s.start,m=s):(c=s.start-S,m=u),m.duration!==c&&(m.duration=c)}else if(u.sn>s.sn){var w=s.cc===u.cc;w&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function D(s,u,S,c,m,w){var y=c-S;y<=0&&(F.logger.warn("Fragment should have a positive duration",u),c=S+u.duration,w=m+u.duration);var f=S,h=c,l=u.startPTS,a=u.endPTS;if(Object(z.isFiniteNumber)(l)){var v=Math.abs(l-S);Object(z.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(v,u.deltaPTS):u.deltaPTS=v,f=Math.max(S,l),S=Math.min(S,l),m=Math.min(m,u.startDTS),h=Math.min(c,a),c=Math.max(c,a),w=Math.max(w,u.endDTS)}u.duration=c-S;var g=S-u.start;u.appendedPTS=c,u.start=u.startPTS=S,u.maxStartPTS=f,u.startDTS=m,u.endPTS=c,u.minEndPTS=h,u.endDTS=w;var b=u.sn;if(!s||b<s.startSN||b>s.endSN)return 0;var P,U=b-s.startSN,j=s.fragments;for(j[U]=u,P=U;P>0;P--)O(j[P],j[P-1]);for(P=U;P<j.length-1;P++)O(j[P],j[P+1]);return s.fragmentHint&&O(j[j.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,g}function x(s,u){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(M(s,u,function(P,U){P.relurl&&(y=P.cc-U.cc),Object(z.isFiniteNumber)(P.startPTS)&&Object(z.isFiniteNumber)(P.endPTS)&&(U.start=U.startPTS=P.startPTS,U.startDTS=P.startDTS,U.appendedPTS=P.appendedPTS,U.maxStartPTS=P.maxStartPTS,U.endPTS=P.endPTS,U.endDTS=P.endDTS,U.minEndPTS=P.minEndPTS,U.duration=P.endPTS-P.startPTS,U.duration&&(f=U),u.PTSKnown=u.alignedSliding=!0),U.elementaryStreams=P.elementaryStreams,U.loader=P.loader,U.stats=P.stats,U.urlId=P.urlId,P.initSegment&&(U.initSegment=P.initSegment,S=P.initSegment)}),S){var h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments;h.forEach(function(P){var U;(!P.initSegment||P.initSegment.relurl===((U=S)===null||U===void 0?void 0:U.relurl))&&(P.initSegment=S)})}if(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(P){return!P}),u.deltaUpdateFailed)){F.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=u.skippedSegments;l--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(y){F.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=y}u.skippedSegments&&(u.startCC=u.fragments[0].cc),A(s.partList,u.partList,function(P,U){U.elementaryStreams=P.elementaryStreams,U.stats=P.stats}),f?D(u,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):C(s,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var g=u.advancedDateTime;if(u.advanced&&g){var b=u.edge;u.driftStart||(u.driftStartTime=g,u.driftStart=b),u.driftEndTime=g,u.driftEnd=b}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function A(s,u,S){if(s&&u)for(var c=0,m=0,w=s.length;m<=w;m++){var y=s[m],f=u[m+c];y&&f&&y.index===f.index&&y.fragment.sn===f.fragment.sn?S(y,f):c--}}function M(s,u,S){for(var c=u.skippedSegments,m=Math.max(s.startSN,u.startSN)-u.startSN,w=(s.fragmentHint?1:0)+(c?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,y=u.startSN-s.startSN,f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,l=m;l<=w;l++){var a=h[y+l],v=f[l];c&&!v&&l<c&&(v=u.fragments[l]=a),a&&v&&S(a,v)}}function C(s,u){var S=u.startSN+u.skippedSegments-s.startSN,c=s.fragments;if(S<0||S>=c.length)return;T(u,c[S].start)}function T(s,u){if(u){for(var S=s.fragments,c=s.skippedSegments;c<S.length;c++)S[c].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function p(s,u){var S=1e3*s.levelTargetDuration,c=S/2,m=s.age,w=m>0&&m<S*3,y=u.loading.end-u.loading.start,f,h=s.availabilityDelay;if(s.updated===!1)if(w){var l=333*s.misses;f=Math.max(Math.min(c,y*2),l),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 d(s,u,S){if(!s||!s.details)return null;var c=s.details,m=c.fragments[u-c.startSN];return m||(m=c.fragmentHint,m&&m.sn===u?m:u<c.startSN&&S&&S.sn===u?S:null)}function o(s,u,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===u)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"),F=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"),M=L("./src/types/transmuxer.ts"),C=L("./src/controller/gap-controller.ts"),T=L("./src/errors.ts"),p=L("./src/utils/logger.ts");function d(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&&d(m.prototype,w),y&&d(m,y),m}function s(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,u(m,w)}function u(m,w){return u=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},u(m,w)}var S=100,c=function(m){s(w,m);function w(f,h){var l;return l=m.call(this,f,h,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var 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 l=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}l>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),h=l),this.state=F.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=F.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case F.State.IDLE:this.doTickIdle();break;case F.State.WAITING_LEVEL:{var h,l=this.levels,a=this.level,v=l==null||((h=l[a])===null||h===void 0)?void 0:h.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=F.State.IDLE;break}break}case F.State.FRAG_LOADING_WAITING_RETRY:{var g,b=self.performance.now(),P=this.retryDate;(!P||b>=P||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=F.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var h,l,a=this.hls,v=this.levelLastLoaded,g=this.levels,b=this.media,P=a.config,U=a.nextLoadLevel;if(v===null||!b&&(this.startFragRequested||!P.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[U])return;var j=g[U];this.level=a.nextLoadLevel=U;var W=j.details;if(!W||this.state===F.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==U){this.state=F.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=F.State.ENDED;return}var q=_.end,re=this.getNextFragment(q,W);if(this.couldBacktrack&&!this.fragPrevious&&re&&re.sn!=="initSegment"){var Te=re.sn-W.startSN;Te>1&&(re=W.fragments[Te-1],this.fragmentTracker.removeFragment(re))}if(re&&this.fragmentTracker.getState(re)===O.FragmentState.OK&&this.nextLoadPosition>q){var pe=this.audioOnly&&!this.altAudio?x.ElementaryStreamTypes.AUDIO:x.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,pe,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"&&!((l=re.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(re,W):this.loadFragment(re,W,q)},y.loadFragment=function(h,l,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,l,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 l=this.fragmentTracker.getAppendedFrag(h,D.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},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,l=this.media;if(l!=null&&l.readyState){var a,v=this.getAppendedFrag(l.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!l.paused&&h){var g=this.hls.nextLoadLevel,b=h[g],P=this.fragLastKbps;P&&this.fragCurrent?a=this.fragCurrent.duration*b.maxBitrate/(1e3*P)+1:a=0}else a=0;var U=this.getBufferedFrag(l.currentTime+a);if(U){var j=this.followingBufferedFrag(U);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,_=j.duration,k=Math.max(U.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===F.State.KEY_LOADING&&(this.state=F.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(h,l){m.prototype.flushMainBuffer.call(this,h,l,this.altAudio?"video":null)},y.onMediaAttached=function(h,l){m.prototype.onMediaAttached.call(this,h,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},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,l=h?h.currentTime:null;Object(z.isFiniteNumber)(l)&&this.log("Media seeked to "+l.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,l){var a=!1,v=!1,g;l.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=l.levels,this.startFragRequested=!1},y.onLevelLoading=function(h,l){var a=this.levels;if(!a||this.state!==F.State.IDLE)return;var v=a[l.level];(!v.details||v.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(v.details))&&(this.state=F.State.WAITING_LEVEL)},y.onLevelLoaded=function(h,l){var a,v=this.levels,g=l.level,b=l.details,P=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:"+P);var U=this.fragCurrent;U&&(this.state===F.State.FRAG_LOADING||this.state===F.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==l.level&&U.loader&&(this.state=F.State.IDLE,U.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===F.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=F.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,W),this.tick()},y._handleFragmentLoadProgress=function(h){var l,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 P=b[a.level],U=P.details;if(!U){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=P.videoCodec,W=U.PTSKnown||!U.live,_=(l=a.initSegment)===null||l===void 0?void 0:l.data,k=this._getAudioCodec(P),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 M.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,X,q),Te=this.initPTS[a.cc];H.push(g,_,k,j,a,v,U.totalduration,W,re,Te)},y.onAudioTrackSwitching=function(h,l){var a=this.altAudio,v=!!l.url,g=l.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 P=this.hls;a&&P.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),P.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:g})}},y.onAudioTrackSwitched=function(h,l){var a=l.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,l){var a=l.tracks,v,g,b=!1;for(var P in a){var U=a[P];if(U.id==="main"){if(g=P,v=U,P==="video"){var j=a[P];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,l){var a=l.frag,v=l.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===F.State.PARSED&&(this.state=F.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,l){switch(l.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,l);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==F.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=F.State.ERROR):!l.levelRetry&&this.state===F.State.WAITING_LEVEL&&(this.state=F.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===F.State.PARSING||this.state===F.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,l=this.gapController;if(!h||!l||!h.readyState)return;var a=I.BufferHelper.getBuffered(h);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=F.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(h,l){var a=l.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,l){this.levels=l.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var h=this.media,l=h.currentTime,a=this.startPosition;if(a>=0&&l<a){if(h.seeking){p.logger.log("could not seek to "+a+", already seeking at "+l);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 "+l),h.currentTime=a}},y._getAudioCodec=function(h){var l=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},y._loadBitrateTestFrag=function(h){var l=this;this._doFragLoad(h).then(function(a){var v=l.hls;if(!a||v.nextLoadLevel||l.fragContextChanged(h))return;l.fragLoadError=0,l.state=F.State.IDLE,l.startFragRequested=!1,l.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 l,a="main",v=this.hls,g=h.remuxResult,b=h.chunkMeta,P=this.getCurrentContext(b);if(!P){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 U=P.frag,j=P.part,W=P.level,_=g.video,k=g.text,H=g.id3,X=g.initSegment,q=this.altAudio?void 0:g.audio;if(this.fragContextChanged(U))return;if(this.state=F.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,U,b),v.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:a,tracks:X.tracks}));var re=X.initPTS,Te=X.timescale;Object(z.isFiniteNumber)(re)&&(this.initPTS[U.cc]=re,v.trigger(B.Events.INIT_PTS_FOUND,{frag:U,id:a,initPTS:re,timescale:Te}))}if(_&&g.independent!==!1){if(W.details){var pe=_.startPTS,we=_.endPTS,ye=_.startDTS,fe=_.endDTS;if(j)j.elementaryStreams[_.type]={startPTS:pe,endPTS:we,startDTS:ye,endDTS:fe};else if(_.firstKeyFrame&&_.independent&&(this.couldBacktrack=!0),_.dropped&&_.independent){var ue=this.getLoadPosition()+this.config.maxBufferHole;if(ue<pe){this.backtrack(U);return}U.setElementaryStreamInfo(_.type,U.start,we,U.start,fe,!0)}U.setElementaryStreamInfo(_.type,pe,we,ye,fe),this.bufferFragmentData(_,U,j,b)}}else if(g.independent===!1){this.backtrack(U);return}if(q){var me=q.startPTS,Q=q.endPTS,ae=q.startDTS,J=q.endDTS;j&&(j.elementaryStreams[x.ElementaryStreamTypes.AUDIO]={startPTS:me,endPTS:Q,startDTS:ae,endDTS:J}),U.setElementaryStreamInfo(x.ElementaryStreamTypes.AUDIO,me,Q,ae,J),this.bufferFragmentData(q,U,j,b)}if(H!=null&&(l=H.samples)!==null&&l!==void 0&&l.length){var le={frag:U,id:a,samples:H.samples};v.trigger(B.Events.FRAG_PARSING_METADATA,le)}if(k){var ve={frag:U,id:a,samples:k.samples};v.trigger(B.Events.FRAG_PARSING_USERDATA,ve)}},y._bufferInitSegment=function(h,l,a,v){var g=this;if(this.state!==F.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var b=l.audio,P=l.video,U=l.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+"]")}P&&(P.levelCodec=h.videoCodec,P.id="main",this.log("Init video buffer, container:"+P.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+P.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,l),Object.keys(l).forEach(function(_){var k=l[_],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 l=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,l?this.resetFragmentLoading(h):this.state=F.State.BACKTRACKING},y.checkFragmentChanged=function(){var h=this.media,l=null;if(h&&h.readyState>1&&h.seeking===!1){var a=h.currentTime;if(I.BufferHelper.isBuffered(h,a)?l=this.getAppendedFrag(a):I.BufferHelper.isBuffered(h,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var v=this.fragPlaying,g=l.level;(!v||l.sn!==v.sn||v.level!==g||l.urlId!==v.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!v||v.level!==g)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=l)}}},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 l=this.getAppendedFrag(h.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var l=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(F.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"),F=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"),M=L("./src/types/level.ts");function C(u,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(u,m.key,m)}}function T(u,S,c){return S&&C(u.prototype,S),c&&C(u,c),u}function p(u,S){u.prototype=Object.create(S.prototype),u.prototype.constructor=u,d(u,S)}function d(u,S){return d=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},d(u,S)}var o=500,s=function(u){p(S,u);function S(m,w){var y;return y=u.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 l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,v=f.start,g=0;g<l.length;g++)if(v>=l[g].start&&v<=l[g].end){a=l[g];break}var b=f.start+f.duration;a?a.end=b:(a={start:v,end:b},l.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 l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var v=a[l].details,g=v.targetduration,b=h-g;if(b<=0)return;y.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(P){for(var U=0;U<P.length;){if(P[U].end<=b){P.shift();continue}else if(P[U].start<b)P[U].start=b;else break;U++}}),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(l){return new M.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){f.tracksBuffered[l.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,l=y.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var g=v[a];if(l>=v.length||l!==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 P=b.fragments[0];if(!g.details)h.hasProgramDateTime&&b.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(h,b):P&&Object(O.addSliding)(h,P.start);else{var U=this.alignPlaylists(h,g.details);U===0&&P&&Object(O.addSliding)(h,P.start)}}if(g.details=h,this.levelLastLoaded=l,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,l=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();l.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,l=h.targetduration,a=this.config,v=this.media,g=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-l,a.maxBufferHole),b=g.end,P=g.len,U=this.getMaxBufferLength()+l;if(P>U)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?(F.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,u.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"),F=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 d=T[p];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}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(d,o){return d.__proto__=o,d},x(C,T)}var A=function(C){D(T,C);function T(d){var o;return o=C.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var 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=M(this.media.textTracks);o.forEach(function(s){Object(F.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 u=s.id,S=s.details,c=this.trackId,m=this.tracksInGroup[c];if(!m){this.warn("Invalid subtitle track id "+u);return}var w=m.details;m.details=s.details,this.log("subtitle track "+u+" loaded ["+S.startSN+"-"+S.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,s,w))},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 u=s.textGroupIds[s.urlId];if(this.groupId!==u){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,c=this.tracks.filter(function(y){return!u||y.groupId===u});this.tracksInGroup=c;var m=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=u;var w={subtitleTracks:c};this.log("Updating subtitle tracks, "+c.length+' track(s) found in "'+u+'" 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,u=0;u<s.length;u++){var S=s[u];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 u=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 "+u),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:c,id:u,groupId:S,deliveryDirectives:o||null})}},p.toggleTrackModes=function(o){var s=this,u=this.media,S=this.subtitleDisplay,c=this.trackId;if(!u)return;var m=M(u.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 u,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=S[o])!==null&&u!==void 0&&u.details)||o<-1||o>=S.length)return;this.clearTimer();var 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,l=c.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:f,type:h,url:l});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=M(this.media.textTracks),u=0;u<s.length;u++)if(s[u].mode==="hidden")o=u;else if(s[u].mode==="showing"){o=u;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},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 M(C){for(var T=[],p=0;p<C.length;p++){var d=C[p];d.kind==="subtitles"&&d.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 M});var z=L("./src/polyfills/number.ts"),F=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"),M=function(){function d(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=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 u=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,u,S),this.cea608Parser2=new R.default(3,c,m)}s.on(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(F.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(F.Events.FRAG_LOADING,this.onFragLoading,this),s.on(F.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(F.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(F.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(F.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var u=this.hls;u.off(F.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(F.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(F.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(F.Events.FRAG_LOADING,this.onFragLoading,this),u.off(F.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(F.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(F.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(F.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(F.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,S,c,m,w){for(var y=!1,f=w.length;f--;){var h=w[f],l=T(h[0],h[1],S,c);if(l>=0&&(h[0]=Math.min(h[0],S),h[1]=Math.max(h[1],c),y=!0,l/(c-S)>.5))return}if(y||w.push([S,c]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,S,c,m)}else{var v=this.Cues.newCue(null,S,c,m);this.hls.trigger(F.Events.CUES_PARSED,{type:"captions",cues:v,track:u})}},o.onInitPtsFound=function(u,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(l){c.onFragLoaded(F.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(u){var S=this.media;if(S)for(var c=0;c<S.textTracks.length;c++){var m=S.textTracks[c];if(m[u])return m}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var S=this.captionsProperties,c=this.captionsTracks,m=this.media,w=S[u],y=w.label,f=w.languageCode,h=this.getExistingTrack(u);if(h)c[u]=h,Object(O.clearCurrentCues)(c[u]),Object(O.sendAddTrackEvent)(c[u],m);else{var l=this.createTextTrack("captions",y,f);l&&(l[u]=!0,c[u]=l)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var S=this.captionsProperties[u];if(!S)return;var c=S.label,m={_id:u,label:c,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[u]=m,this.hls.trigger(F.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(u,S,c){var m=this.media;return m?m.addTextTrack(u,S,c):void 0},o.onMediaAttaching=function(u,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(S){Object(O.clearCurrentCues)(u[S]),delete u[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 u=this.media;if(!u)return;var S=u.textTracks;if(S)for(var c=0;c<S.length;c++)Object(O.clearCurrentCues)(S[c])},o.onSubtitleTracksUpdated=function(u,S){var c=this;this.textTracks=[];var m=S.subtitleTracks||[],w=m.some(function(l){return l.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(l,a){var v;if(a<f.length){for(var g=null,b=0;b<f.length;b++)if(C(f[b],l)){g=f[b];break}g&&(v=g)}v?Object(O.clearCurrentCues)(v):(v=c.createTextTrack("subtitles",l.name,l.lang),v&&(v.mode="disabled")),v&&(v.groupId=l.groupId,c.textTracks.push(v))})}else if(!y&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(F.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},o.onManifestLoaded=function(u,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(u,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,l=S.frag.sn,a=(f=S==null||((h=S.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;l===w+1||l===w&&a===y+1||(c.reset(),m.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(u,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(F.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],l=this.vttCCs;l[c.cc]||(l[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,l)}}else this.hls.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,S){var c=this,m=this.hls;Object(D.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(w){c._appendCues(w,u.level),m.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(w){A.logger.log("Failed to parse IMSC1: "+w),m.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:w})})},o._parseVTTs=function(u,S,c){var m=this,w=this.hls;Object(I.parseWebVTT)(S,this.initPTS[u.cc],this.timescale[u.cc],c,u.cc,u.start,function(y){m._appendCues(y,u.level),w.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(y){m._fallbackToIMSC1(u,S),A.logger.log("Failed to parse VTT cue: "+y),w.trigger(F.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:y})})},o._fallbackToIMSC1=function(u,S){var c=this,m=this.tracks[u.level];m.textCodec||Object(D.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(){m.textCodec=D.IMSC1_CODEC,c._parseIMSC1(u,S)},function(){m.textCodec="wvtt"})},o._appendCues=function(u,S){var c=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[S];if(m.mode==="disabled")return;u.forEach(function(f){return Object(O.addCueToTrack)(m,f)})}else{var w=this.tracks[S],y=w.default?"default":"subtitles"+S;c.trigger(F.Events.CUES_PARSED,{type:"subtitles",cues:u,track:y})}},o.onFragDecrypted=function(u,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(F.Events.FRAG_LOADED,S)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(u,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(u,S){var c=S.startOffset,m=S.endOffset,w=S.endOffsetSubtitles,y=S.type,f=this.media;if(!f||f.currentTime<m)return;if(!y||y==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(a){return Object(O.removeCuesInRange)(h[a],c,m)})}if(this.config.renderTextTracksNatively&&(c===0&&w!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(O.removeCuesInRange)(l[a],c,w)})}},o.extractCea608Data=function(u){for(var S=u[0]&31,c=2,m=[[],[]],w=0;w<S;w++){var y=u[c++],f=127&u[c++],h=127&u[c++],l=(4&y)!==0,a=3&y;if(f===0&&h===0)continue;l&&((a===0||a===1)&&(m[a].push(f),m[a].push(h)))}return m},d}();function C(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function T(d,o,s,u){return Math.min(o,u)-Math.max(d,s)}function p(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return z});var z=function(){function F(B,I){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=I}var R=F.prototype;return R.decrypt=function(I,O){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},O,I)},F}()},"./src/crypt/aes-decryptor.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"removePadding",function(){return F}),L.d(V,"default",function(){return R});var z=L("./src/utils/typed-array.ts");function F(B){var I=B.byteLength,O=I&&new DataView(B.buffer).getUint8(I-1);return O?Object(z.sliceUint8)(B,0,I-O):B}var R=function(){function B(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var I=B.prototype;return I.uint8ArrayToUint32Array_=function(D){for(var x=new DataView(D),A=new Uint32Array(4),M=0;M<4;M++)A[M]=x.getUint32(M*4);return A},I.initTable=function(){var D=this.sBox,x=this.invSBox,A=this.subMix,M=A[0],C=A[1],T=A[2],p=A[3],d=this.invSubMix,o=d[0],s=d[1],u=d[2],S=d[3],c=new Uint32Array(256),m=0,w=0,y=0;for(y=0;y<256;y++)y<128?c[y]=y<<1:c[y]=y<<1^283;for(y=0;y<256;y++){var f=w^w<<1^w<<2^w<<3^w<<4;f=f>>>8^f&255^99,D[m]=f,x[f]=m;var h=c[m],l=c[h],a=c[l],v=c[f]*257^f*16843008;M[m]=v<<24|v>>>8,C[m]=v<<16|v>>>16,T[m]=v<<8|v>>>24,p[m]=v,v=a*16843009^l*65537^h*257^m*16843008,o[f]=v<<24|v>>>8,s[f]=v<<16|v>>>16,u[f]=v<<8|v>>>24,S[f]=v,m?(m=h^c[c[c[a^h]]],w^=c[c[w]]):m=w=1}},I.expandKey=function(D){for(var x=this.uint8ArrayToUint32Array_(D),A=!0,M=0;M<x.length&&A;)A=x[M]===this.key[M],M++;if(A)return;this.key=x;var C=this.keySize=x.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var T=this.ksRows=(C+6+1)*4,p,d,o=this.keySchedule=new Uint32Array(T),s=this.invKeySchedule=new Uint32Array(T),u=this.sBox,S=this.rcon,c=this.invSubMix,m=c[0],w=c[1],y=c[2],f=c[3],h,l;for(p=0;p<T;p++){if(p<C){h=o[p]=x[p];continue}l=h,p%C===0?(l=l<<8|l>>>24,l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255],l^=S[p/C|0]<<24):C>6&&p%C===4&&(l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255]),o[p]=h=(o[p-C]^l)>>>0}for(d=0;d<T;d++)p=T-d,d&3?l=o[p]:l=o[p-4],d<4||p<=4?s[d]=l:s[d]=m[u[l>>>24]]^w[u[l>>>16&255]]^y[u[l>>>8&255]]^f[u[l&255]],s[d]=s[d]>>>0},I.networkToHostOrderSwap=function(D){return D<<24|(D&65280)<<8|(D&16711680)>>8|D>>>24},I.decrypt=function(D,x,A){for(var M=this.keySize+6,C=this.invKeySchedule,T=this.invSBox,p=this.invSubMix,d=p[0],o=p[1],s=p[2],u=p[3],S=this.uint8ArrayToUint32Array_(A),c=S[0],m=S[1],w=S[2],y=S[3],f=new Int32Array(D),h=new Int32Array(f.length),l,a,v,g,b,P,U,j,W,_,k,H,X,q,re=this.networkToHostOrderSwap;x<f.length;){for(W=re(f[x]),_=re(f[x+1]),k=re(f[x+2]),H=re(f[x+3]),b=W^C[0],P=H^C[1],U=k^C[2],j=_^C[3],X=4,q=1;q<M;q++)l=d[b>>>24]^o[P>>16&255]^s[U>>8&255]^u[j&255]^C[X],a=d[P>>>24]^o[U>>16&255]^s[j>>8&255]^u[b&255]^C[X+1],v=d[U>>>24]^o[j>>16&255]^s[b>>8&255]^u[P&255]^C[X+2],g=d[j>>>24]^o[b>>16&255]^s[P>>8&255]^u[U&255]^C[X+3],b=l,P=a,U=v,j=g,X=X+4;l=T[b>>>24]<<24^T[P>>16&255]<<16^T[U>>8&255]<<8^T[j&255]^C[X],a=T[P>>>24]<<24^T[U>>16&255]<<16^T[j>>8&255]<<8^T[b&255]^C[X+1],v=T[U>>>24]<<24^T[j>>16&255]<<16^T[b>>8&255]<<8^T[P&255]^C[X+2],g=T[j>>>24]<<24^T[b>>16&255]<<16^T[P>>8&255]<<8^T[U&255]^C[X+3],h[x]=re(l^c),h[x+1]=re(g^m),h[x+2]=re(v^w),h[x+3]=re(a^y),c=W,m=_,w=k,y=H,x=x+4}return h.buffer},B}()},"./src/crypt/decrypter.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return x});var z=L("./src/crypt/aes-crypto.ts"),F=L("./src/crypt/fast-aes-key.ts"),R=L("./src/crypt/aes-decryptor.ts"),B=L("./src/utils/logger.ts"),I=L("./src/utils/mp4-tools.ts"),O=L("./src/utils/typed-array.ts"),D=16,x=function(){function A(C,T,p){var d=p===void 0?{}:p,o=d.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=T,this.removePKCS7Padding=s,s)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(S){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var M=A.prototype;return M.destroy=function(){this.observer=null},M.isSync=function(){return this.config.enableSoftwareAES},M.flush=function(){var T=this.currentResult;if(!T){this.reset();return}var p=new Uint8Array(T);return this.reset(),this.removePKCS7Padding?Object(R.removePadding)(p):p},M.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},M.decrypt=function(T,p,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(T),p,d);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(T),p,d).then(o)},M.softwareDecrypt=function(T,p,d){var o=this.currentIV,s=this.currentResult,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(T=Object(I.appendUint8Array)(u,T),this.remainderData=null);var S=this.getValidChunk(T);if(!S.length)return null;o&&(d=o);var c=this.softwareDecrypter;c||(c=this.softwareDecrypter=new R.default),c.expandKey(p);var m=s;return this.currentResult=c.decrypt(S.buffer,0,d),this.currentIV=Object(O.sliceUint8)(S,-16).buffer,m||null},M.webCryptoDecrypt=function(T,p,d){var o=this,s=this.subtle;return(this.key!==p||!this.fastAesKey)&&(this.key=p,this.fastAesKey=new 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T.config=[],T.channelCount=u.channelCount,T.samplerate=u.sampleRate,T.samples.push(m),{sample:m,length:u.frameLength,missing:0}}}function D(T,p){var d=T[p+1]>>3&3,o=T[p+1]>>1&3,s=T[p+2]>>4&15,u=T[p+2]>>2&3;if(d!==1&&s!==0&&s!==15&&u!==3){var S=T[p+2]>>1&1,c=T[p+3]>>6,m=d===3?3-o:o===3?3:4,w=F[m*14+s-1]*1e3,y=d===3?0:d===2?1:2,f=R[y*3+u],h=c===3?1:2,l=B[d][o],a=I[o],v=l*8*a,g=Math.floor(l*w/f+S)*a;if(z===null){var b=navigator.userAgent||"",P=b.match(/Chrome\/(\d+)/i);z=P?parseInt(P[1]):0}var U=!!z&&z<=87;return U&&o===2&&w>=224e3&&c===0&&(T[p+3]=T[p+3]|128),{sampleRate:f,channelCount:h,frameLength:g,samplesPerFrame:v}}}function x(T,p){return T[p]===255&&(T[p+1]&224)===224&&(T[p+1]&6)!==0}function A(T,p){return p+1<T.length&&x(T,p)}function M(T,p){var d=4;return x(T,p)&&d<=T.length-p}function C(T,p){if(p+1<T.length&&x(T,p)){var d=4,o=D(T,p),s=d;o!=null&&o.frameLength&&(s=o.frameLength);var u=p+s;return u===T.length||A(T,u)}return!1}},"./src/demux/sample-aes.ts":function(ie,V,L){"use 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A},I.getAvcDecryptedUnit=function(D,x){for(var A=new Uint8Array(x),M=0,C=32;C<=D.length-16;C+=160,M+=16)D.set(A.subarray(M,M+16),C);return D},I.decryptAvcSample=function(D,x,A,M,C,T){var p=Object(F.discardEPB)(C.data),d=this.getAvcEncryptedData(p),o=this;this.decryptBuffer(d.buffer,function(s){C.data=o.getAvcDecryptedUnit(p,s),T||o.decryptAvcSamples(D,x,A+1,M)})},I.decryptAvcSamples=function(D,x,A,M){if(D instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;x++,A=0){if(x>=D.length){M();return}for(var C=D[x].units;!(A>=C.length);A++){var T=C[A];if(T.data.length<=48||T.type!==1&&T.type!==5)continue;var p=this.decrypter.isSync();if(this.decryptAvcSample(D,x,A,M,T,p),!p)return}}},B}();V.default=R},"./src/demux/transmuxer-interface.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return C});var z=L("./node_modules/webworkify-webpack/index.js"),F=L.n(z),R=L("./src/events.ts"),B=L("./src/demux/transmuxer.ts"),I=L("./src/utils/logger.ts"),O=L("./src/errors.ts"),D=L("./src/utils/mediasource-helper.ts"),x=L("./node_modules/eventemitter3/index.js"),A=L.n(x),M=Object(D.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function T(d,o,s,u){var S=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=d,this.id=o,this.onTransmuxComplete=s,this.onFlush=u;var c=d.config,m=function(l,a){a=a||{},a.frag=S.frag,a.id=S.id,d.trigger(l,a)};this.observer=new x.EventEmitter,this.observer.on(R.Events.FRAG_DECRYPTED,m),this.observer.on(R.Events.ERROR,m);var w={mp4:M.isTypeSupported("video/mp4"),mpeg:M.isTypeSupported("audio/mpeg"),mp3:M.isTypeSupported('audio/mp4; codecs="mp3"')},y=navigator.vendor;if(c.enableWorker&&typeof Worker!="undefined"){I.logger.log("demuxing in webworker");var f;try{f=this.worker=z("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),f.addEventListener("message",this.onwmsg),f.onerror=function(h){d.trigger(R.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(h.message+"  ("+h.filename+":"+h.lineno+")")})},f.postMessage({cmd:"init",typeSupported:w,vendor:y,id:o,config:JSON.stringify(c)})}catch(h){I.logger.warn("Error in worker:",h),I.logger.error("Error while initializing DemuxerWorker, fallback to inline"),f&&self.URL.revokeObjectURL(f.objectURL),this.transmuxer=new B.default(this.observer,w,c,y,o),this.worker=null}}else this.transmuxer=new B.default(this.observer,w,c,y,o)}var p=T.prototype;return p.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var s=this.transmuxer;s&&(s.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.observer=null},p.push=function(o,s,u,S,c,m,w,y,f,h){var l=this;f.transmuxing.start=self.performance.now();var a=this.transmuxer,v=this.worker,g=m?m.start:c.start,b=c.decryptdata,P=this.frag,U=!(P&&c.cc===P.cc),j=!(P&&f.level===P.level),W=P?f.sn-P.sn:-1,_=this.part?f.part-this.part.index:1,k=!j&&(W===1||W===0&&_===1),H=self.performance.now();(j||W||c.stats.parsing.start===0)&&(c.stats.parsing.start=H),m&&(_||!k)&&(m.stats.parsing.start=H);var X=new B.TransmuxState(U,k,y,j,g);if(!k||U){I.logger.log("[transmuxer-interface, "+c.type+"]: Starting new transmux session for sn: "+f.sn+" p: "+f.part+" level: "+f.level+" id: "+f.id+`
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s=o.data,u=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,u.trigger(s.event,s.data);break}}},p.configureTransmuxer=function(o){var s=this.worker,u=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):u&&u.configure(o)},p.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},T}()},"./src/demux/transmuxer-worker.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return O});var z=L("./src/demux/transmuxer.ts"),F=L("./src/events.ts"),R=L("./src/utils/logger.ts"),B=L("./node_modules/eventemitter3/index.js"),I=L.n(B);function O(C){var T=new B.EventEmitter,p=function(o,s){C.postMessage({event:o,data:s})};T.on(F.Events.FRAG_DECRYPTED,p),T.on(F.Events.ERROR,p),C.addEventListener("message",function(d){var o=d.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 u=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(z.isPromise)(u)?u.then(function(m){D(C,m)}):D(C,u);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(M(T.remuxResult))return;var p=[],d=T.remuxResult,o=d.audio,s=d.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 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d=[{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;d.forEach(function(y){var f=y.demux;o=Math.max(o,f.minProbeByteLength)});var s=function(){function y(h,l,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 M.default,this.observer=h,this.typeSupported=l,this.config=a,this.vendor=v,this.id=g}var f=y.prototype;return f.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},f.push=function(l,a,v,g){var b=this,P=v.transmuxing;P.executeStart=p();var U=new Uint8Array(l),j=this.cache,W=this.config,_=this.currentTransmuxState,k=this.transmuxConfig;g&&(this.currentTransmuxState=g);var H=u(U,a);if(H&&H.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var q=X.softwareDecrypt(U,H.key.buffer,H.iv.buffer);if(!q)return P.executeEnd=p(),S(v);U=new Uint8Array(q)}else return this.decryptionPromise=X.webCryptoDecrypt(U,H.key.buffer,H.iv.buffer).then(function(be){var De=b.push(be,null,v);return b.decryptionPromise=null,De}),this.decryptionPromise}var re=g||_,Te=re.contiguous,pe=re.discontinuity,we=re.trackSwitch,ye=re.accurateTimeOffset,fe=re.timeOffset,ue=k.audioCodec,me=k.videoCodec,Q=k.defaultInitPts,ae=k.duration,J=k.initSegmentData;if((pe||we)&&this.resetInitSegment(J,ue,me,ae),pe&&this.resetInitialTimestamp(Q),Te||this.resetContiguity(),this.needsProbing(U,pe,we)){if(j.dataLength){var le=j.flush();U=Object(C.appendUint8Array)(le,U)}this.configureTransmuxer(U,k)}var ve=this.transmux(U,H,fe,ye,v),he=this.currentTransmuxState;return he.contiguous=!0,he.discontinuity=!1,he.trackSwitch=!1,P.executeEnd=p(),ve},f.flush=function(l){var a=this,v=l.transmuxing;v.executeStart=p();var g=this.decrypter,b=this.cache,P=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return a.flush(l)});var j=[],W=P.timeOffset;if(g){var _=g.flush();_&&j.push(this.push(_,null,l))}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:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=p(),[S(l)];var q=H.flush(W);return c(q)?q.then(function(re){return a.flushRemux(j,re,l),j}):(this.flushRemux(j,q,l),j)},f.flushRemux=function(l,a,v){var g=a.audioTrack,b=a.avcTrack,P=a.id3Track,U=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,P,U,_,W,!0,this.id);l.push({remuxResult:k,chunkMeta:v}),v.transmuxing.executeEnd=p()},f.resetInitialTimestamp=function(l){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(l),v.resetTimeStamp(l)},f.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(l,a,v,g){var b=this.demuxer,P=this.remuxer;if(!b||!P)return;b.resetInitSegment(a,v,g),P.resetInitSegment(l,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(l,a,v,g,b){var P;return a&&a.method==="SAMPLE-AES"?P=this.transmuxSampleAes(l,a,v,g,b):P=this.transmuxUnencrypted(l,v,g,b),P},f.transmuxUnencrypted=function(l,a,v,g){var b=this.demuxer.demux(l,a,!1,!this.config.progressive),P=b.audioTrack,U=b.avcTrack,j=b.id3Track,W=b.textTrack,_=this.remuxer.remux(P,U,j,W,a,v,!1,this.id);return{remuxResult:_,chunkMeta:g}},f.transmuxSampleAes=function(l,a,v,g,b){var P=this;return this.demuxer.demuxSampleAes(l,a,v).then(function(U){var j=P.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,v,g,!1,P.id);return{remuxResult:j,chunkMeta:b}})},f.configureTransmuxer=function(l,a){for(var v=this.config,g=this.observer,b=this.typeSupported,P=this.vendor,U=a.audioCodec,j=a.defaultInitPts,W=a.duration,_=a.initSegmentData,k=a.videoCodec,H,X=0,q=d.length;X<q;X++)if(d[X].demux.probe(l)){H=d[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,Te=this.remuxer,pe=H.remux,we=H.demux;(!Te||!(Te instanceof pe))&&(this.remuxer=new pe(g,v,b,P)),(!re||!(re instanceof we))&&(this.demuxer=new we(g,v,b),this.probe=we.probe),this.resetInitSegment(_,U,k,W),this.resetInitialTimestamp(j)},f.needsProbing=function(l,a,v){return!this.demuxer||!this.remuxer||a||v},f.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new R.default(this.observer,this.config)),l},y}();function u(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,l,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=l,this.duration=a,this.defaultInitPts=v},w=function(f,h,l,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=l,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"),F=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"),M={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:M[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,l){h===void 0&&(h=!1),l===void 0&&(l=!1),h||(this.sampleAes=null);var a,v=this._avcTrack,g=this._audioTrack,b=this._id3Track,P=v.pid,U=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&&!l)return this.remainderData=y,{audioTrack:g,avcTrack:v,id3Track:b,textTrack:this._txtTrack};var Te=Math.max(0,c.syncOffset(y));re-=(re+Te)%188,re<y.byteLength&&!l&&(this.remainderData=new Uint8Array(y.buffer,re,y.buffer.byteLength-re));for(var pe=Te;pe<re;pe+=188)if(y[pe]===71){var we=!!(y[pe+1]&64),ye=((y[pe+1]&31)<<8)+y[pe+2],fe=(y[pe+3]&48)>>4,ue=void 0;if(fe>1){if(ue=pe+5+y[pe+4],ue===pe+188)continue}else ue=pe+4;switch(ye){case P:we&&(U&&(a=o(U))&&this.parseAVCPES(a,!1),U={data:[],size:0}),U&&(U.data.push(y.subarray(ue,pe+188)),U.size+=pe+188-ue);break;case j:we&&(_&&(a=o(_))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),_={data:[],size:0}),_&&(_.data.push(y.subarray(ue,pe+188)),_.size+=pe+188-ue);break;case W:we&&(k&&(a=o(k))&&this.parseID3PES(a),k={data:[],size:0}),k&&(k.data.push(y.subarray(ue,pe+188)),k.size+=pe+188-ue);break;case 0:we&&(ue+=y[ue]+1),q=this._pmtId=p(y,ue);break;case q:{we&&(ue+=y[ue]+1);var me=d(y,ue,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);P=me.avc,P>0&&(v.pid=P),j=me.audio,j>0&&(g.pid=j,g.isAAC=me.isAAC),W=me.id3,W>0&&(b.pid=W),H&&!X&&(x.logger.log("reparse from beginning"),H=!1,pe=Te-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=U,g.pesData=_,b.pesData=k;var Q={audioTrack:g,avcTrack:v,id3Track:b,textTrack:this._txtTrack};return l&&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,l=y.id3Track,a=h.pesData,v=f.pesData,g=l.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),l.pesData=null):l.pesData=g},m.demuxSampleAes=function(y,f,h){var l=this.demux(y,h,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,f);return this.decrypt(l,a)},m.decrypt=function(y,f){return new Promise(function(h){var l=y.audioTrack,a=y.avcTrack;l.samples&&l.isAAC?f.decryptAacSamples(l.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,l=this._avcTrack,a=this.parseAVCNALu(y.data),v=!1,g=this.avcSample,b,P=!1;y.data=null,g&&a.length&&!l.audFound&&(s(g,l),g=this.avcSample=T(!1,y.pts,y.dts,"")),a.forEach(function(U){switch(U.type){case 1:{b=!0,g||(g=h.avcSample=T(!0,y.pts,y.dts,"")),v&&(g.debug+="NDR "),g.frame=!0;var j=U.data;if(P&&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(U.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 Te=_.readUShort();if(Te===49){var pe=_.readUInt();if(pe===1195456820){var we=_.readUByte();if(we===3){for(var ye=_.readUByte(),fe=_.readUByte(),ue=31&ye,me=[ye,fe],Q=0;Q<ue;Q++)me.push(_.readUByte()),me.push(_.readUByte()),me.push(_.readUByte());u(h._txtTrack.samples,{type:3,pts:y.pts,bytes:me})}}}}}else if(k===5&&_.bytesAvailable!==0){if(X=!0,H>16){for(var ae=[],J=0;J<16;J++)ae.push(_.readUByte().toString(16)),(J===3||J===5||J===7||J===9)&&ae.push("-");for(var le=H-16,ve=new Uint8Array(le),he=0;he<le;he++)ve[he]=_.readUByte();u(h._txtTrack.samples,{pts:y.pts,payloadType:k,uuid:ae.join(""),userData:Object(B.utf8ArrayToStr)(ve),userDataBytes:ve})}}else if(H<_.bytesAvailable)for(var be=0;be<H;be++)_.readUByte()}break}case 7:if(b=!0,P=!0,v&&g&&(g.debug+="SPS "),!l.sps){var De=new R.default(U.data),Pe=De.readSPS();l.width=Pe.width,l.height=Pe.height,l.pixelRatio=Pe.pixelRatio,l.sps=[U.data],l.duration=h._duration;for(var ke=U.data.subarray(1,4),Oe="avc1.",Re=0;Re<3;Re++){var je=ke[Re].toString(16);je.length<2&&(je="0"+je),Oe+=je}l.codec=Oe}break;case 8:b=!0,v&&g&&(g.debug+="PPS "),l.pps||(l.pps=[U.data]);break;case 9:b=!1,l.audFound=!0,g&&s(g,l),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 "+U.type+" ");break}if(g&&b){var Xe=g.units;Xe.push(U)}}),f&&g&&(s(g,l),this.avcSample=null)},m.getLastNalUnit=function(){var y,f=this.avcSample,h;if(!f||f.units.length===0){var l=this._avcTrack.samples;f=l[l.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,l=h.naluState||0,a=l,v=[],g=0,b,P,U,j=-1,W=0;for(l===-1&&(j=0,W=y[0]&31,l=0,g=1);g<f;){if(b=y[g++],!l){l=b?0:1;continue}if(l===1){l=b?0:2;continue}if(!b)l=3;else if(b===1){if(j>=0){var _={data:y.subarray(j,g-l-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))),P=g-l-1,P>0)){var H=new Uint8Array(k.data.byteLength+P);H.set(k.data,0),H.set(y.subarray(0,P),k.data.byteLength),k.data=H,k.state=0}}g<f?(U=y[g]&31,j=g,W=U,l=0):l=-1}else l=0}if(j>=0&&l>=0){var X={data:y.subarray(j,f),type:W,state:l};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=l,v},m.parseAACPES=function(y){var f=0,h=this._audioTrack,l=this.aacOverFlow,a=y.data;if(l){this.aacOverFlow=null;var v=l.sample.unit.byteLength,g=Math.min(l.missing,v),b=v-g;l.sample.unit.set(a.subarray(0,g),b),h.samples.push(l.sample),f=l.missing}var P,U;for(P=f,U=a.length;P<U-1&&!z.isHeader(a,P);P++);if(P!==f){var j,W;if(P<U-1?(j="AAC PES did not start with ADTS header,offset:"+P,W=!1):(j="no ADTS header found in AAC PES",W=!0),x.logger.warn("parsing error:"+j),this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}z.initTrackConfig(h,this.observer,a,P,this.audioCodec);var _;if(y.pts!==void 0)_=y.pts;else if(l){var k=z.getFrameDuration(h.samplerate);_=l.sample.pts+k}else{x.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;P<U;)if(z.isHeader(a,P)){if(P+5<U){var X=z.appendFrame(h,a,P,_,H);if(X)if(X.missing)this.aacOverFlow=X;else{P+=X.length,H++;continue}}break}else P++},m.parseMPEGPES=function(y){var f=y.data,h=f.length,l=0,a=0,v=y.pts;if(v===void 0){x.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<h;)if(F.isHeader(f,a)){var g=F.appendFrame(this._audioTrack,f,a,v,l);if(g)a+=g.length,l++;else break}else a++},m.parseID3PES=function(y){if(y.pts===void 0){x.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},c}();C.minProbeByteLength=188;function T(c,m,w,y){return{key:c,frame:!1,pts:m,dts:w,units:[],debug:y,length:0}}function p(c,m){return(c[m+10]&31)<<8|c[m+11]}function d(c,m,w,y){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(c[m+1]&15)<<8|c[m+2],l=m+3+h-4,a=(c[m+10]&15)<<8|c[m+11];for(m+=12+a;m<l;){var v=(c[m+1]&31)<<8|c[m+2];switch(c[m]){case 207:if(!y){x.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=v);break;case 21:f.id3===-1&&(f.id3=v);break;case 219:if(!y){x.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=v);break;case 3:case 4:w?f.audio===-1&&(f.audio=v,f.isAAC=!1):x.logger.log("MPEG audio found, not supported in this browser");break;case 36:x.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((c[m+3]&15)<<8|c[m+4])+5}return f}function o(c){var m=0,w,y,f,h,l,a=c.data;if(!c||c.size===0)return null;for(;a[0].length<19&&a.length>1;){var v=new Uint8Array(a[0].length+a[1].length);v.set(a[0]),v.set(a[1],a[0].length),a[0]=v,a.splice(1,1)}w=a[0];var g=(w[0]<<16)+(w[1]<<8)+w[2];if(g===1){if(y=(w[4]<<8)+w[5],y&&y>c.size-6)return null;var b=w[7];b&192&&(h=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,b&64?(l=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,h-l>60*9e4&&(x.logger.warn(Math.round((h-l)/9e4)+"s delta between PTS and DTS, align them"),h=l)):l=h),f=w[8];var P=f+9;if(c.size<=P)return null;c.size-=P;for(var U=new Uint8Array(c.size),j=0,W=a.length;j<W;j++){w=a[j];var _=w.byteLength;if(P)if(P>_){P-=_;continue}else w=w.subarray(P),_-=P,P=0;U.set(w,m),m+=_}return y&&(y-=f+3),{data:U,pts:h,dts:l,len:y}}return null}function s(c,m){if(c.units.length&&c.frame){if(c.pts===void 0){var w=m.samples,y=w.length;if(y){var f=w[y-1];c.pts=f.pts,c.dts=f.dts}else{m.dropped++;return}}m.samples.push(c)}c.debug.length&&x.logger.log(c.pts+"/"+c.dts+":"+c.debug)}function u(c,m){var w=c.length;if(w>0){if(m.pts>=c[w-1].pts)c.push(m);else for(var y=w-1;y>=0;y--)if(m.pts<c[y].pts){c.splice(y,0,m);break}}else c.push(m)}function S(c){for(var m=c.byteLength,w=[],y=1;y<m-2;)c[y]===0&&c[y+1]===0&&c[y+2]===3?(w.push(y+2),y+=2):y++;if(w.length===0)return c;var f=m-w.length,h=new Uint8Array(f),l=0;for(y=0;y<f;l++,y++)l===w[0]&&(l++,w.shift()),h[y]=c[l];return h}V.default=C},"./src/errors.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"ErrorTypes",function(){return z}),L.d(V,"ErrorDetails",function(){return F});var z;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(z||(z={}));var F;(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"})(F||(F={}))},"./src/events.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"Events",function(){return z});var z;(function(F){F.MEDIA_ATTACHING="hlsMediaAttaching",F.MEDIA_ATTACHED="hlsMediaAttached",F.MEDIA_DETACHING="hlsMediaDetaching",F.MEDIA_DETACHED="hlsMediaDetached",F.BUFFER_RESET="hlsBufferReset",F.BUFFER_CODECS="hlsBufferCodecs",F.BUFFER_CREATED="hlsBufferCreated",F.BUFFER_APPENDING="hlsBufferAppending",F.BUFFER_APPENDED="hlsBufferAppended",F.BUFFER_EOS="hlsBufferEos",F.BUFFER_FLUSHING="hlsBufferFlushing",F.BUFFER_FLUSHED="hlsBufferFlushed",F.MANIFEST_LOADING="hlsManifestLoading",F.MANIFEST_LOADED="hlsManifestLoaded",F.MANIFEST_PARSED="hlsManifestParsed",F.LEVEL_SWITCHING="hlsLevelSwitching",F.LEVEL_SWITCHED="hlsLevelSwitched",F.LEVEL_LOADING="hlsLevelLoading",F.LEVEL_LOADED="hlsLevelLoaded",F.LEVEL_UPDATED="hlsLevelUpdated",F.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",F.LEVELS_UPDATED="hlsLevelsUpdated",F.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",F.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",F.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",F.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",F.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",F.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",F.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",F.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",F.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",F.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",F.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",F.CUES_PARSED="hlsCuesParsed",F.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",F.INIT_PTS_FOUND="hlsInitPtsFound",F.FRAG_LOADING="hlsFragLoading",F.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",F.FRAG_LOADED="hlsFragLoaded",F.FRAG_DECRYPTED="hlsFragDecrypted",F.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",F.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",F.FRAG_PARSING_METADATA="hlsFragParsingMetadata",F.FRAG_PARSED="hlsFragParsed",F.FRAG_BUFFERED="hlsFragBuffered",F.FRAG_CHANGED="hlsFragChanged",F.FPS_DROP="hlsFpsDrop",F.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",F.ERROR="hlsError",F.DESTROYING="hlsDestroying",F.KEY_LOADING="hlsKeyLoading",F.KEY_LOADED="hlsKeyLoaded",F.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",F.BACK_BUFFER_REACHED="hlsBackBufferReached"})(z||(z={}))},"./src/hls.ts":function(ie,V,L){"use 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m=o.call(this,c)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new O.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=S,m}var u=s.prototype;return u.createInitializationVector=function(c){for(var m=new Uint8Array(16),w=12;w<16;w++)m[w]=c>>8*(15-w)&255;return m},u.setDecryptDataFromLevelKey=function(c,m){var w=c;return(c==null?void 0:c.method)==="AES-128"&&c.uri&&!c.iv&&(w=I.LevelKey.fromURI(c.uri),w.method=c.method,w.iv=this.createInitializationVector(m),w.keyFormat="identity"),w},u.setElementaryStreamInfo=function(c,m,w,y,f,h){h===void 0&&(h=!1);var l=this.elementaryStreams,a=l[c];if(!a){l[c]={startPTS:m,endPTS:w,startDTS:y,endDTS:f,partial:h};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,w),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,f)},u.clearElementaryStreamInfo=function(){var c=this.elementaryStreams;c[C.AUDIO]=null,c[C.VIDEO]=null,c[C.AUDIOVIDEO]=null},M(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var c=this.sn;typeof c!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&B.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),c=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,c)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(z.isFiniteNumber)(this.programDateTime))return null;var c=Object(z.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+c*1e3}},{key:"encrypted",get:function(){var c;return!!((c=this.decryptdata)!==null&&c!==void 0&&c.keyFormat&&this.decryptdata.uri)}}]),s}(T),d=function(o){D(s,o);function s(u,S,c,m,w){var y;y=o.call(this,c)||this,y.fragOffset=0,y.duration=0,y.gap=!1,y.independent=!1,y.relurl=void 0,y.fragment=void 0,y.index=void 0,y.stats=new O.LoadStats,y.duration=u.decimalFloatingPoint("DURATION"),y.gap=u.bool("GAP"),y.independent=u.bool("INDEPENDENT"),y.relurl=u.enumeratedString("URI"),y.fragment=S,y.index=m;var f=u.enumeratedString("BYTERANGE");return f&&y.setByteRange(f,w),w&&(y.fragOffset=w.fragOffset+w.duration),y}return M(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),s}(T)},"./src/loader/key-loader.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return B});var z=L("./src/events.ts"),F=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),B=function(){function I(D){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=D,this._registerListeners()}var O=I.prototype;return O._registerListeners=function(){this.hls.on(z.Events.KEY_LOADING,this.onKeyLoading,this)},O._unregisterListeners=function(){this.hls.off(z.Events.KEY_LOADING,this.onKeyLoading)},O.destroy=function(){this._unregisterListeners();for(var x in this.loaders){var A=this.loaders[x];A&&A.destroy()}this.loaders={}},O.onKeyLoading=function(x,A){var M=A.frag,C=M.type,T=this.loaders[C];if(!M.decryptdata){R.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var p=M.decryptdata.uri;if(p!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(T&&(R.logger.warn("abort previous key loader for type:"+C),T.abort()),!p){R.logger.warn("key uri is falsy");return}var o=d.loader,s=M.loader=this.loaders[C]=new o(d);this.decrypturl=p,this.decryptkey=null;var u={url:p,frag:M,responseType:"arraybuffer"},S={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(u,S,c)}else this.decryptkey&&(M.decryptdata.key=this.decryptkey,this.hls.trigger(z.Events.KEY_LOADED,{frag:M}))},O.loadsuccess=function(x,A,M){var C=M.frag;if(!C.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(x.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(z.Events.KEY_LOADED,{frag:C})},O.loaderror=function(x,A){var M=A.frag,C=M.loader;C&&C.abort(),delete this.loaders[M.type],this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.NETWORK_ERROR,details:F.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:M,response:x})},O.loadtimeout=function(x,A){var M=A.frag,C=M.loader;C&&C.abort(),delete this.loaders[M.type],this.hls.trigger(z.Events.ERROR,{type:F.ErrorTypes.NETWORK_ERROR,details:F.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:M})},I}()},"./src/loader/level-details.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"LevelDetails",function(){return I});var z=L("./src/polyfills/number.ts");function F(O,D){for(var x=0;x<D.length;x++){var A=D[x];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(O,A.key,A)}}function R(O,D,x){return D&&F(O.prototype,D),x&&F(O,x),O}var B=10,I=function(){function O(x){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=x}var D=O.prototype;return D.reloaded=function(A){if(!A){this.advanced=!0,this.updated=!0;return}var M=this.lastPartSn-A.lastPartSn,C=this.lastPartIndex-A.lastPartIndex;this.updated=this.endSN!==A.endSN||!!C||!!M,this.advanced=this.endSN>A.endSN||M>0||M===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(A.misses*.6):this.misses=A.misses+1,this.availabilityDelay=A.availabilityDelay},R(O,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(z.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var A=this.driftEndTime-this.driftStartTime;if(A>0){var M=this.driftEnd-this.driftStart;return M*1e3/A}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var A;return(A=this.partList)!==null&&A!==void 0&&A.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var A;return(A=this.fragments)!==null&&A!==void 0&&A.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var A;return(A=this.partList)!==null&&A!==void 0&&A.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var A;return(A=this.partList)!==null&&A!==void 0&&A.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),O}()},"./src/loader/level-key.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"LevelKey",function(){return I});var z=L("./node_modules/url-toolkit/src/url-toolkit.js"),F=L.n(z);function R(O,D){for(var x=0;x<D.length;x++){var A=D[x];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(O,A.key,A)}}function B(O,D,x){return D&&R(O.prototype,D),x&&R(O,x),O}var I=function(){O.fromURL=function(x,A){return new O(x,A)},O.fromURI=function(x){return new O(x)};function O(D,x){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,x?this._uri=Object(z.buildAbsoluteURL)(D,x,{alwaysNormalize:!0}):this._uri=D}return B(O,[{key:"uri",get:function(){return this._uri}}]),O}()},"./src/loader/load-stats.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"LoadStats",function(){return z});var z=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"default",function(){return s});var z=L("./src/polyfills/number.ts"),F=L("./node_modules/url-toolkit/src/url-toolkit.js"),R=L.n(F),B=L("./src/loader/fragment.ts"),I=L("./src/loader/level-details.ts"),O=L("./src/loader/level-key.ts"),D=L("./src/utils/attr-list.ts"),x=L("./src/utils/logger.ts"),A=L("./src/utils/codecs.ts"),M=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),p=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(w){var y,f;return d.test((y=(f=F.parseURL(w))===null||f===void 0?void 0:f.path)!=null?y:"")}var s=function(){function w(){}return w.findGroup=function(f,h){for(var l=0;l<f.length;l++){var a=f[l];if(a.id===h)return a}},w.convertAVC1ToAVCOTI=function(f){var h=f.split(".");if(h.length>2){var l=h.shift()+".";return l+=parseInt(h.shift()).toString(16),l+=("000"+parseInt(h.shift()).toString(16)).substr(-4),l}return f},w.resolve=function(f,h){return F.buildAbsoluteURL(h,f,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(f,h){var l=[],a={},v=!1;M.lastIndex=0;for(var g;(g=M.exec(f))!=null;)if(g[1]){var b=new D.AttrList(g[1]),P={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:w.resolve(g[2],h)},U=b.decimalResolution("RESOLUTION");U&&(P.width=U.width,P.height=U.height),u((b.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),P),P.videoCodec&&P.videoCodec.indexOf("avc1")!==-1&&(P.videoCodec=w.convertAVC1ToAVCOTI(P.videoCodec)),l.push(P)}else if(g[3]){var j=new D.AttrList(g[3]);j["DATA-ID"]&&(v=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:v?a:null}},w.parseMasterPlaylistMedia=function(f,h,l,a){a===void 0&&(a=[]);var v,g=[],b=0;for(C.lastIndex=0;(v=C.exec(f))!==null;){var P=new D.AttrList(v[1]);if(P.TYPE===l){var U={attrs:P,bitrate:0,id:b++,groupId:P["GROUP-ID"],instreamId:P["INSTREAM-ID"],name:P.NAME||P.LANGUAGE||"",type:l,default:P.bool("DEFAULT"),autoselect:P.bool("AUTOSELECT"),forced:P.bool("FORCED"),lang:P.LANGUAGE,url:P.URI?w.resolve(P.URI,h):""};if(a.length){var j=w.findGroup(a,U.groupId)||a[0];S(U,j,"audioCodec"),S(U,j,"textCodec")}g.push(U)}}return g},w.parseLevelPlaylist=function(f,h,l,a,v){var g=new I.LevelDetails(h),b=g.fragments,P=null,U=0,j=0,W=0,_=0,k=null,H=new B.Fragment(a,h),X,q,re,Te=-1,pe=!1;for(T.lastIndex=0,g.m3u8=f;(X=T.exec(f))!==null;){pe&&(pe=!1,H=new B.Fragment(a,h),H.start=W,H.sn=U,H.cc=_,H.level=l,P&&(H.initSegment=P,H.rawProgramDateTime=P.rawProgramDateTime));var we=X[1];if(we){H.duration=parseFloat(we);var ye=(" "+X[2]).slice(1);H.title=ye||null,H.tagList.push(ye?["INF",we,ye]:["INF",we])}else if(X[3])Object(z.isFiniteNumber)(H.duration)&&(H.start=W,re&&(H.levelkey=re),H.sn=U,H.level=l,H.cc=_,H.urlId=v,b.push(H),H.relurl=(" "+X[3]).slice(1),m(H,k),k=H,W+=H.duration,U++,j=0,pe=!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]),Te===-1&&(Te=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),me=(" "+X[q+1]).slice(1),Q=X[q+2]?(" "+X[q+2]).slice(1):"";switch(ue){case"PLAYLIST-TYPE":g.type=me.toUpperCase();break;case"MEDIA-SEQUENCE":U=g.startSN=parseInt(me);break;case"SKIP":{var ae=new D.AttrList(me),J=ae.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(J)){g.skippedSegments=J;for(var le=J;le--;)b.unshift(null);U+=J}var ve=ae.enumeratedString("RECENTLY-REMOVED-DATERANGES");ve&&(g.recentlyRemovedDateranges=ve.split("	"));break}case"TARGETDURATION":g.targetduration=parseFloat(me);break;case"VERSION":g.version=parseInt(me);break;case"EXTM3U":break;case"ENDLIST":g.live=!1;break;case"#":(me||Q)&&H.tagList.push(Q?[me,Q]:[me]);break;case"DIS":_++;case"GAP":H.tagList.push([ue]);break;case"BITRATE":H.tagList.push([ue,me]);break;case"DISCONTINUITY-SEQ":_=parseInt(me);break;case"KEY":{var he,be=new D.AttrList(me),De=be.enumeratedString("METHOD"),Pe=be.URI,ke=be.hexadecimalInteger("IV"),Oe=be.enumeratedString("KEYFORMATVERSIONS"),Re=be.enumeratedString("KEYID"),je=(he=be.enumeratedString("KEYFORMAT"))!=null?he:"identity",Xe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Xe.indexOf(je)>-1){x.logger.warn("Keyformat "+je+" is not supported from the manifest");continue}else if(je!=="identity")continue;De&&(re=O.LevelKey.fromURL(h,Pe),Pe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(re.method=De,re.keyFormat=je,Re&&(re.keyID=Re),Oe&&(re.keyFormatVersions=Oe),re.iv=ke));break}case"START":{var ze=new D.AttrList(me),Ve=ze.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(Ve)&&(g.startTimeOffset=Ve);break}case"MAP":{var et=new D.AttrList(me);H.relurl=et.URI,et.BYTERANGE&&H.setByteRange(et.BYTERANGE),H.level=l,H.sn="initSegment",re&&(H.levelkey=re),H.initSegment=null,P=H,pe=!0;break}case"SERVER-CONTROL":{var We=new D.AttrList(me);g.canBlockReload=We.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=We.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&We.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=We.optionalFloat("PART-HOLD-BACK",0),g.holdBack=We.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Be=new D.AttrList(me);g.partTarget=Be.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ce=g.partList;Ce||(Ce=g.partList=[]);var Qe=j>0?Ce[Ce.length-1]:void 0,Je=j++,_e=new B.Part(new D.AttrList(me),H,h,Je,Qe);Ce.push(_e),H.duration+=_e.duration;break}case"PRELOAD-HINT":{var Ue=new D.AttrList(me);g.preloadHint=Ue;break}case"RENDITION-REPORT":{var ge=new D.AttrList(me);g.renditionReports=g.renditionReports||[],g.renditionReports.push(ge);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 ce=b.length,ne=b[0],$=b[ce-1];if(W+=g.skippedSegments*g.targetduration,W>0&&ce&&$){g.averagetargetduration=W/ce;var Z=$.sn;g.endSN=Z!=="initSegment"?Z:0,ne&&(g.startCC=ne.cc,ne.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=l,H.sn="initSegment",ne.initSegment=H,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(W+=g.fragmentHint.duration),g.totalduration=W,g.endCC=_,Te>0&&c(b,Te),g},w}();function u(w,y){["video","audio","text"].forEach(function(f){var h=w.filter(function(a){return Object(A.isCodecType)(a,f)});if(h.length){var l=h.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[f+"Codec"]=l.length>0?l[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 l=w[h];if(!l)return;l.programDateTime=f.programDateTime-l.duration*1e3,f=l}}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"),F=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 M(T,p){var d=T.url;return(d===void 0||d.indexOf("data:")===0)&&(d=p.url),d}var C=function(){function T(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var p=T.prototype;return p.registerListeners=function(){var o=this.hls;o.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(F.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(F.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},p.unregisterListeners=function(){var o=this.hls;o.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(F.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(F.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(F.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},p.createInternalLoader=function(o){var s=this.hls.config,u=s.pLoader,S=s.loader,c=u||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 u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},p.onLevelLoading=function(o,s){var u=s.id,S=s.level,c=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:null,level:S,responseType:"text",type:D.PlaylistContextType.LEVEL,url:c,deliveryDirectives:m})},p.onAudioTrackLoading=function(o,s){var u=s.id,S=s.groupId,c=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:c,deliveryDirectives:m})},p.onSubtitleTrackLoading=function(o,s){var u=s.id,S=s.groupId,c=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:c,deliveryDirectives:m})},p.load=function(o){var s,u=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=u.manifestLoadingMaxRetry,w=u.manifestLoadingTimeOut,y=u.manifestLoadingRetryDelay,f=u.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:m=0,w=u.levelLoadingTimeOut;break;default:m=u.levelLoadingMaxRetry,w=u.levelLoadingTimeOut,y=u.levelLoadingRetryDelay,f=u.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 l=h.partTarget,a=h.targetduration;l&&a&&(w=Math.min(Math.max(l*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,u,S){if(S===void 0&&(S=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,s,u,S);return}this.resetInternalLoader(u.type);var c=o.data;if(c.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U 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P=v.some(function(U){return!U.url});!P&&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(F.Events.MANIFEST_LOADED,{levels:f,audioTracks:v,subtitles:g,captions:b,url:w,stats:s,networkDetails:S,sessionData:h})},p.handleTrackOrLevelPlaylist=function(o,s,u,S){var c=this.hls,m=u.id,w=u.level,y=u.type,f=M(o,u),h=Object(z.isFiniteNumber)(m)?m:0,l=Object(z.isFiniteNumber)(w)?w:h,a=A(u),v=O.default.parseLevelPlaylist(o.data,f,l,a,h);if(!v.fragments.length){c.trigger(F.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 u.level=="number"?u.level:void 0});return}if(y===D.PlaylistContextType.MANIFEST){var g={attrs:new x.AttrList({}),bitrate:0,details:v,name:"",url:f};c.trigger(F.Events.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:f,stats:s,networkDetails:S,sessionData:null})}if(s.parsing.end=performance.now(),v.needSidxRanges){var b,P=(b=v.fragments[0].initSegment)===null||b===void 0?void 0:b.url;this.load({url:P,isSidxRequest:!0,type:y,level:w,levelDetails:v,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}u.levelDetails=v,this.handlePlaylistLoaded(o,s,u,S)},p.handleSidxRequest=function(o,s){var u=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!u)return;var S=u.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(u.moovEndOffset)+"@0")})},p.handleManifestParsingError=function(o,s,u,S){this.hls.trigger(F.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===D.PlaylistContextType.MANIFEST,url:o.url,reason:u,response:o,context:s,networkDetails:S})},p.handleNetworkError=function(o,s,u,S){u===void 0&&(u=!1),B.logger.warn("[playlist-loader]: A network "+(u?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var c=R.ErrorDetails.UNKNOWN,m=!1,w=this.getInternalLoader(o);switch(o.type){case D.PlaylistContextType.MANIFEST:c=u?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case D.PlaylistContextType.LEVEL:c=u?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case 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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,M;for(x=0;x<I.sps.length;x++)A=I.sps[x],M=A.byteLength,O.push(M>>>8&255),O.push(M&255),O=O.concat(Array.prototype.slice.call(A));for(x=0;x<I.pps.length;x++)A=I.pps[x],M=A.byteLength,D.push(M>>>8&255),D.push(M&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,d=I.pixelRatio[0],o=I.pixelRatio[1];return R.box(R.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,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([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(I){var 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,M=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,M>>24,M>>16&255,M>>8&255,M&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)),M=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,M>>24,M>>16&255,M>>8&255,M&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,M=new Uint8Array(A),C,T,p,d,o,s;for(O+=8+A,M.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,d=T.size,o=T.flags,s=T.cts,M.set([p>>>24&255,p>>>16&255,p>>>8&255,p&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return R.box(R.types.trun,M)},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}();F.types=void 0,F.HDLR_TYPES=void 0,F.STTS=void 0,F.STSC=void 0,F.STCO=void 0,F.STSZ=void 0,F.VMHD=void 0,F.SMHD=void 0,F.STSD=void 0,F.FTYP=void 0,F.DINF=void 0,V.default=F},"./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 u});var z=L("./src/polyfills/number.ts"),F=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 M=10*1e3,C=1024,T=1152,p=null,d=null,o=!1,s=function(){function w(f,h,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=h,this.typeSupported=l,this.ISGenerated=!1,p===null){var v=navigator.userAgent||"",g=v.match(/Chrome\/(\d+)/i);p=g?parseInt(g[1]):0}if(d===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);d=b?parseInt(b[1]):0}o=!!p&&p<75||!!d&&d<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 l=!1,a=h.reduce(function(v,g){var b=g.pts-v;return b<-4294967296?(l=!0,u(v,g.pts)):b>0?v:g.pts},h[0].pts);return l&&O.logger.debug("PTS rollover detected"),a},y.remux=function(h,l,a,v,g,b,P,U){var j,W,_,k,H,X,q=g,re=g,Te=h.pid>-1,pe=l.pid>-1,we=l.samples.length,ye=h.samples.length>0,fe=we>1,ue=(!Te||ye)&&(!pe||fe)||this.ISGenerated||P;if(ue){this.ISGenerated||(_=this.generateIS(h,l,g));var me=this.isVideoContiguous,Q=-1;if(fe&&(Q=S(l.samples),!me&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,Q>0){O.logger.warn("[mp4-remuxer]: Dropped "+Q+" out of "+we+" video samples due to a missing keyframe");var ae=this.getVideoStartPts(l.samples);l.samples=l.samples.slice(Q),l.dropped+=Q,re+=(l.samples[0].pts-ae)/(l.timescale||9e4)}else Q===-1&&(O.logger.warn("[mp4-remuxer]: No keyframe found out of "+we+" video samples"),X=!1);if(this.ISGenerated){if(ye&&fe){var J=this.getVideoStartPts(l.samples),le=u(h.samples[0].pts,J)-J,ve=le/l.inputTimeScale;q+=Math.max(0,ve),re+=Math.max(0,-ve)}if(ye){if(h.samplerate||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),_=this.generateIS(h,l,g)),W=this.remuxAudio(h,q,this.isAudioContiguous,b,pe||fe||U===D.PlaylistLevelType.AUDIO?re:void 0),fe){var he=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(O.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),_=this.generateIS(h,l,g)),j=this.remuxVideo(l,re,me,he)}}else fe&&(j=this.remuxVideo(l,re,me,0));j&&(j.firstKeyFrame=Q,j.independent=Q!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,g)),v.samples.length&&(k=this.remuxText(v,g))),{audio:W,video:j,initSegment:_,independent:X,text:k,id3:H}},y.generateIS=function(h,l,a){var v=h.samples,g=l.samples,b=this.typeSupported,P={},U=!Object(z.isFiniteNumber)(this._initPTS),j="audio/mp4",W,_,k;if(U&&(W=_=Infinity),h.config&&v.length&&(h.timescale=h.samplerate,h.isAAC||(b.mpeg?(j="audio/mpeg",h.codec=""):b.mp3&&(h.codec="mp3")),P.audio={id:"audio",container:j,codec:h.codec,initSegment:!h.isAAC&&b.mpeg?new Uint8Array(0):R.default.initSegment([h]),metadata:{channelCount:h.channelCount}},U&&(k=h.inputTimeScale,W=_=v[0].pts-Math.round(k*a))),l.sps&&l.pps&&g.length&&(l.timescale=l.inputTimeScale,P.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:R.default.initSegment([l]),metadata:{width:l.width,height:l.height}},U)){k=l.inputTimeScale;var H=this.getVideoStartPts(g),X=Math.round(k*a);_=Math.min(_,u(g[0].dts,H)-X),W=Math.min(W,H-X)}if(Object.keys(P).length)return this.ISGenerated=!0,U&&(this._initPTS=W,this._initDTS=_),{tracks:P,initPTS:W,timescale:k}},y.remuxVideo=function(h,l,a,v){var g=h.inputTimeScale,b=h.samples,P=[],U=b.length,j=this._initPTS,W=this.nextAvcDts,_=8,k,H,X,q=Number.POSITIVE_INFINITY,re=Number.NEGATIVE_INFINITY,Te=0,pe=!1;if(!a||W===null){var we=l*g,ye=b[0].pts-u(b[0].dts,b[0].pts);W=we-ye}for(var fe=0;fe<U;fe++){var ue=b[fe];if(ue.pts=u(ue.pts-j,W),ue.dts=u(ue.dts-j,W),ue.dts>ue.pts){var me=9e4*.2;Te=Math.max(Math.min(Te,ue.pts-ue.dts),-1*me)}ue.dts<b[fe>0?fe-1:fe].dts&&(pe=!0)}pe&&b.sort(function(Et,vt){var dt=Et.dts-vt.dts,kt=Et.pts-vt.pts;return dt||kt}),H=b[0].dts,X=b[b.length-1].dts;var Q=Math.round((X-H)/(U-1));if(Te<0){if(Te<Q*-2){O.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(x.toMsFromMpegTsClock)(-Q,!0)+" ms");for(var ae=Te,J=0;J<U;J++)b[J].dts=ae=Math.max(ae,b[J].pts-Q),b[J].pts=Math.max(ae,b[J].pts)}else{O.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(x.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var le=0;le<U;le++)b[le].dts=b[le].dts+Te}H=b[0].dts}if(a){var ve=H-W,he=ve>Q,be=ve<-1;if(he||be){he?O.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(ve,!0)+" ms ("+ve+"dts) hole between fragments detected, filling it"):O.logger.warn("AVC: "+Object(x.toMsFromMpegTsClock)(-ve,!0)+" ms ("+ve+"dts) overlapping between fragments detected"),H=W;var De=b[0].pts-ve;b[0].dts=H,b[0].pts=De,O.logger.log("Video: First PTS/DTS adjusted: "+Object(x.toMsFromMpegTsClock)(De,!0)+"/"+Object(x.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(x.toMsFromMpegTsClock)(ve,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Pe=0,ke=0,Oe=0;Oe<U;Oe++){for(var Re=b[Oe],je=Re.units,Xe=je.length,ze=0,Ve=0;Ve<Xe;Ve++)ze+=je[Ve].data.length;ke+=ze,Pe+=Xe,Re.length=ze,Re.dts=Math.max(Re.dts,H),Re.pts=Math.max(Re.pts,Re.dts,0),q=Math.min(Re.pts,q),re=Math.max(Re.pts,re)}X=b[U-1].dts;var et=ke+4*Pe+8,We;try{We=new Uint8Array(et)}catch(Et){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:et,reason:"fail allocating video mdat "+et});return}var Be=new DataView(We.buffer);Be.setUint32(0,et),We.set(R.default.types.mdat,4);for(var Ce=0;Ce<U;Ce++){for(var Qe=b[Ce],Je=Qe.units,_e=0,Ue=0,ge=Je.length;Ue<ge;Ue++){var ce=Je[Ue],ne=ce.data,$=ce.data.byteLength;Be.setUint32(_,$),_+=4,We.set(ne,_),_+=$,_e+=4+$}if(Ce<U-1)k=b[Ce+1].dts-Qe.dts;else{var Z=this.config,ee=Qe.dts-b[Ce>0?Ce-1:Ce].dts;if(Z.stretchShortVideoTrack&&this.nextAudioPts!==null){var te=Math.floor(Z.maxBufferHole*g),Ee=(v?q+v*g:this.nextAudioPts)-Qe.pts;Ee>te?(k=Ee-ee,k<0&&(k=ee),O.logger.log("[mp4-remuxer]: It is approximately "+Ee/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(Qe.pts-Qe.dts);P.push(new c(Qe.key,k,_e,Ae))}if(P.length&&p&&p<70){var Ie=P[0].flags;Ie.dependsOn=2,Ie.isNonSync=0}console.assert(k!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+k,this.isVideoContiguous=!0;var Ze=R.default.moof(h.sequenceNumber++,H,A({},h,{samples:P})),tt="video",ot={data1:Ze,data2:We,startPTS:q/g,endPTS:(re+k)/g,startDTS:H/g,endDTS:W/g,type:tt,hasAudio:!1,hasVideo:!0,nb:P.length,dropped:h.dropped};return h.samples=[],h.dropped=0,console.assert(We.length,"MDAT length must not be zero"),ot},y.remuxAudio=function(h,l,a,v,g){var b=h.inputTimeScale,P=h.samplerate?h.samplerate:b,U=b/P,j=h.isAAC?C:T,W=j*U,_=this._initPTS,k=!h.isAAC&&this.typeSupported.mpeg,H=[],X=h.samples,q=k?0:8,re=this.nextAudioPts||-1,Te=l*b;if(this.isAudioContiguous=a=a||X.length&&re>0&&(v&&Math.abs(Te-re)<9e3||Math.abs(u(X[0].pts-_,Te)-re)<20*W),X.forEach(function(ne){ne.pts=u(ne.pts-_,Te)}),!a||re<0){if(X=X.filter(function(ne){return ne.pts>=0}),!X.length)return;g===0?re=0:v?re=Math.max(0,Te):re=X[0].pts}if(h.isAAC)for(var pe=g!==void 0,we=this.config.maxAudioFramesDrift,ye=0,fe=re;ye<X.length;ye++){var ue=X[ye],me=ue.pts,Q=me-fe,ae=Math.abs(1e3*Q/b);if(Q<=-we*W&&pe)ye===0&&(O.logger.warn("Audio frame @ "+(me/b).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Q/b)+" ms."),this.nextAudioPts=re=fe=me);else if(Q>=we*W&&ae<M&&pe){var J=Math.round(Q/W);fe=me-J*W,fe<0&&(J--,fe+=W),ye===0&&(this.nextAudioPts=re=fe),O.logger.warn("[mp4-remuxer]: Injecting "+J+" audio frame @ "+(fe/b).toFixed(3)+"s due to "+Math.round(1e3*Q/b)+" ms gap.");for(var le=0;le<J;le++){var ve=Math.max(fe,0),he=F.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);he||(O.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),he=ue.unit.subarray()),X.splice(ye,0,{unit:he,pts:ve}),fe+=W,ye++}}ue.pts=fe,fe+=W}for(var be=null,De=null,Pe,ke=0,Oe=X.length;Oe--;)ke+=X[Oe].unit.byteLength;for(var Re=0,je=X.length;Re<je;Re++){var Xe=X[Re],ze=Xe.unit,Ve=Xe.pts;if(De!==null){var et=H[Re-1];et.duration=Math.round((Ve-De)/U)}else if(a&&h.isAAC&&(Ve=re),be=Ve,ke>0){ke+=q;try{Pe=new Uint8Array(ke)}catch(ne){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:ke,reason:"fail allocating audio mdat "+ke});return}if(!k){var We=new DataView(Pe.buffer);We.setUint32(0,ke),Pe.set(R.default.types.mdat,4)}}else return;Pe.set(ze,q);var Be=ze.byteLength;q+=Be,H.push(new c(!0,j,Be,0)),De=Ve}var Ce=H.length;if(!Ce)return;var Qe=H[H.length-1];this.nextAudioPts=re=De+U*Qe.duration;var Je=k?new Uint8Array(0):R.default.moof(h.sequenceNumber++,be/U,A({},h,{samples:H}));h.samples=[];var _e=be/b,Ue=re/b,ge="audio",ce={data1:Je,data2:Pe,startPTS:_e,endPTS:Ue,startDTS:_e,endDTS:Ue,type:ge,hasAudio:!0,hasVideo:!1,nb:Ce};return this.isAudioContiguous=!0,console.assert(Pe.length,"MDAT length must not be zero"),ce},y.remuxEmptyAudio=function(h,l,a,v){var g=h.inputTimeScale,b=h.samplerate?h.samplerate:g,P=g/b,U=this.nextAudioPts,j=(U!==null?U:v.startDTS*g)+this._initDTS,W=v.endDTS*g+this._initDTS,_=P*C,k=Math.ceil((W-j)/_),H=F.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=l,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"),F=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 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0,this.uchar=l||" ",this.penState=new d(a,v,g,b,P)}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(l){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<I;a++)this.chars.push(new o);this.logger=l,this.pos=0,this.currPenState=new d}var 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}(),u=function(){function f(l){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<B;a++)this.rows.push(new s(l));this.logger=l,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var 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,P=this.lastOutputScreen;if(P){var U=P.rows[b].cueStartTime,j=this.logger.time;if(U&&j!==null&&U<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[v-this.nrRollUpRows+W+1].copy(P.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,P=0;P<B;P++){var U=this.rows[P].getTextString();U&&(b=P+1,a?v.push("Row "+b+": '"+U+"'"):v.push(U.trim()))}return v.length>0&&(a?g="["+v.join(" | ")+"]":g=v.join(`
`)),g},h.getTextAndFormat=function(){return this.rows},f}(),S=function(){function f(l,a,v){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=l,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new u(v),this.nonDisplayedMemory=new u(v),this.lastOutputScreen=new u(v),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=v}var h=f.prototype;return h.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},h.getHandler=function(){return this.outputFilter},h.setHandler=function(a){this.outputFilter=a},h.setPAC=function(a){this.writeScreen.setPAC(a)},h.setBkgData=function(a){this.writeScreen.setBkgData(a)},h.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},h.insertChars=function(a){for(var v=0;v<a.length;v++)this.writeScreen.insertChar(a[v]);var g=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,g+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},h.ccRCL=function(){this.logger.log(C.INFO,"RCL - 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(l,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(l,a,g),new S(l+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,P,U=!1;this.logger.time=a;for(var j=0;j<v.length;j+=2){if(b=v[j]&127,P=v[j+1]&127,b===0&&P===0)continue;if(this.logger.log(C.DATA,"["+p([v[j],v[j+1]])+"] -> ("+p([b,P])+")"),g=this.parseCmd(b,P),g||(g=this.parseMidrow(b,P)),g||(g=this.parsePAC(b,P)),g||(g=this.parseBackgroundAttributes(b,P)),!g&&(U=this.parseChars(b,P),U)){var W=this.currentChannel;if(W&&W>0){var _=this.channels[W];_.insertChars(U)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!g&&!U&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+p([b,P])+" 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,P=(a===23||a===31)&&v>=33&&v<=35;if(!(b||P))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 U=a===20||a===21||a===23?1:2,j=this.channels[U];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=U,!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 b?(b.ccMIDROW(v),this.logger.log(C.DEBUG,"MIDROW ("+p([a,v])+")"),!0):!1}return!1},h.parsePAC=function(a,v){var g,b=this.cmdHistory,P=(a>=17&&a<=23||a>=25&&a<=31)&&v>=64&&v<=127,U=(a===16||a===24)&&v>=64&&v<=95;if(!(P||U))return!1;if(w(a,v,b))return m(null,null,b),!0;var j=a<=23?1:2;v>=64&&v<=95?g=j===1?O[a]:x[a]:g=j===1?D[a]:A[a];var W=this.channels[j];return W?(W.setPAC(this.interpretPAC(g,v)),m(a,v,b),this.currentChannel=j,!0):!1},h.interpretPAC=function(a,v){var g,b={color:null,italics:!1,indent:null,underline:!1,row:a};return v>95?g=v-96:g=v-64,b.underline=(g&1)===1,g<=13?b.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(g/2)]:g<=15?(b.italics=!0,b.color="white"):b.indent=Math.floor((g-16)/2)*4,b},h.parseChars=function(a,v){var g,b=null,P=null;if(a>=25?(g=2,P=a-8):(g=1,P=a),P>=17&&P<=19){var U;P===17?U=v+80:P===18?U=v+112:U=v+144,this.logger.log(C.INFO,"Special char '"+R(U)+"' in channel "+g),b=[U]}else a>=32&&a<=127&&(b=v===0?[a]:[a,v]);if(b){var j=p(b);this.logger.log(C.DEBUG,"Char codes =  "+j.join(",")),m(a,v,this.cmdHistory)}return b},h.parseBackgroundAttributes=function(a,v){var g=(a===16||a===24)&&v>=32&&v<=47,b=(a===23||a===31)&&v>=45&&v<=47;if(!(g||b))return!1;var P,U={};a===16||a===24?(P=Math.floor((v-32)/2),U.background=M[P],v%2===1&&(U.background=U.background+"_semi")):v===45?U.background="transparent":(U.foreground="black",v===47&&(U.underline=!0));var j=a<=23?1:2,W=this.channels[j];return W.setBkgData(U),m(a,v,this.cmdHistory),!0},h.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var v=this.channels[a];v&&v.reset()}this.cmdHistory=y()},h.cueSplitAtTime=function(a){for(var v=0;v<this.channels.length;v++){var g=this.channels[v];g&&g.cueSplitAtTime(a)}},f}();function m(f,h,l){l.a=f,l.b=h}function w(f,h,l){return l.a===f&&l.b===h}function y(){return{a:null,b:null}}V.default=c},"./src/utils/codecs.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"isCodecType",function(){return F}),L.d(V,"isCodecSupportedInMp4",function(){return R});var z={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function F(B,I){var O=z[I];return!!O&&O[B.slice(0,4)]===!0}function R(B,I){return MediaSource.isTypeSupported((I||"video")+'/mp4;codecs="'+B+'"')}},"./src/utils/cues.ts":function(ie,V,L){"use strict";L.r(V);var z=L("./src/utils/vttparser.ts"),F=L("./src/utils/webvtt-parser.ts"),R=L("./src/utils/texttrack-utils.ts"),B=/\s/,I={newCue:function(D,x,A,M){for(var C=[],T,p,d,o,s,u=self.VTTCue||self.TextTrackCue,S=0;S<M.rows.length;S++)if(T=M.rows[S],d=!0,o=0,s="",!T.isEmpty()){for(var c=0;c<T.chars.length;c++)B.test(T.chars[c].uchar)&&d?o++:(s+=T.chars[c].uchar,d=!1);T.cueStartTime=x,x===A&&(A+=1e-4),o>=16?o--:o++;var m=Object(z.fixLineBreaks)(s.trim()),w=Object(F.generateCueId)(x,A,m);(!D||!D.cues||!D.cues.getCueById(w))&&(p=new u(x,A,m),p.id=w,p.line=S+1,p.align="left",p.position=10+Math.min(80,Math.floor(o*8/32)*10),C.push(p))}return D&&C.length&&(C.sort(function(y,f){return y.line==="auto"||f.line==="auto"?0:y.line>8&&f.line>8?f.line-y.line:y.line-f.line}),C.forEach(function(y){return Object(R.addCueToTrack)(D,y)})),C}};V.default=I},"./src/utils/discontinuities.ts":function(ie,V,L){"use strict";L.r(V),L.d(V,"findFirstFragWithCC",function(){return B}),L.d(V,"shouldAlignOnDiscontinuities",function(){return I}),L.d(V,"findDiscontinuousReferenceFrag",function(){return O}),L.d(V,"adjustSlidingStart",function(){return x}),L.d(V,"alignStream",function(){return A}),L.d(V,"alignPDT",function(){return C}),L.d(V,"alignFragmentByPDTDelta",function(){return T}),L.d(V,"alignMediaPlaylistByPDT",function(){return p});var z=L("./src/polyfills/number.ts"),F=L("./src/utils/logger.ts"),R=L("./src/controller/level-helper.ts");function B(d,o){for(var s=null,u=0,S=d.length;u<S;u++){var c=d[u];if(c&&c.cc===o){s=c;break}}return s}function I(d,o,s){return!!(o.details&&(s.endCC>s.startCC||d&&d.cc<s.startCC))}function O(d,o){var s=d.fragments,u=o.fragments;if(!u.length||!s.length){F.logger.log("No fragments to align");return}var S=B(s,u[0].cc);if(!S||S&&!S.startPTS){F.logger.log("No frag in previous level to align on");return}return S}function D(d,o){if(d){var s=d.start+o;d.start=d.startPTS=s,d.endPTS=s+d.duration}}function x(d,o){for(var s=o.fragments,u=0,S=s.length;u<S;u++)D(s[u],d);o.fragmentHint&&D(o.fragmentHint,d),o.alignedSliding=!0}function 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