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lr=$r>on?fe.slice(0,on-X):fe;t.addToken(t,lr,ve?ve+We:We,$e,X+lr.length==Ae?ze:"",Oe,at)}if($r>=on){fe=fe.slice(on-X),X=on;break}X=$r,$e=""}fe=a.slice(w,w=n[Q++]),ve=wt(n[Q++],t.cm.options)}}}function It(e,t,n){this.line=t,this.rest=yn(t),this.size=this.rest?St(V(this.rest))-n+1:1,this.node=this.text=null,this.hidden=bn(e,t)}function Vr(e,t,n){for(var r=[],a,w=t;w<n;w=a){var F=new It(e.doc,nt(e.doc,w),w);a=w+F.size,r.push(F)}return r}var Pr=null;function gn(e){Pr?Pr.ops.push(e):e.ownsGroup=Pr={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 a=e.ops[r];if(a.cursorActivityHandlers)for(;a.cursorActivityCalled<a.cursorActivityHandlers.length;)a.cursorActivityHandlers[a.cursorActivityCalled++].call(null,a.cm)}}while(n<t.length)}function ks(e,t){var n=e.ownsGroup;if(!n)return;try{Rs(n)}finally{Pr=null,t(n)}}var ma=null;function Ar(e,t){var n=He(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),a;Pr?a=Pr.delayedCallbacks:ma?a=ma:(a=ma=[],setTimeout(_s,0));for(var w=function(W){a.push(function(){return n[W].apply(null,r)})},F=0;F<n.length;++F)w(F)}function _s(){var e=ma;ma=null;for(var t=0;t<e.length;++t)e[t]()}function Yi(e,t,n,r){for(var a=0;a<t.changes.length;a++){var w=t.changes[a];w=="text"?Ms(e,t):w=="gutter"?Ji(e,t,n,r):w=="class"?di(e,t):w=="widget"&&Is(e,t,r)}t.changes=null}function va(e){return e.node==e.text&&(e.node=i("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),B&&N<8&&(e.node.style.zIndex=2)),e.node}function Ps(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=va(t);t.background=r.insertBefore(i("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function $i(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):kt(e,t)}function Ms(e,t){var n=t.text.className,r=$i(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,di(e,t)):n&&(t.text.className=n)}function di(e,t){Ps(e,t),t.line.wrapClass?va(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 Ji(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 a=va(t);t.gutterBackground=i("div",null,"CodeMirror-gutter-background 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n=ye(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Ka(e){return e.lineSpace.offsetTop}function ci(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function qi(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=s(e.measure,i("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 Cn(e){return de-e.display.nativeBarWidth}function jn(e){return e.display.scroller.clientWidth-Cn(e)-e.display.barWidth}function fi(e){return e.display.scroller.clientHeight-Cn(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,a=r&&jn(e);if(!t.measure.heights||r&&t.measure.width!=a){var w=t.measure.heights=[];if(r){t.measure.width=a;for(var F=t.text.firstChild.getClientRects(),W=0;W<F.length-1;W++){var 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r=e.display,a=e.doc,w=document.createDocumentFragment(),F=qi(e.display),W=F.left,X=Math.max(r.sizerWidth,jn(e)-r.sizer.offsetLeft)-F.right,Q=a.direction=="ltr";function fe(qe,it,gt,dt){it<0&&(it=0),it=Math.round(it),dt=Math.round(dt),w.appendChild(i("div",null,"CodeMirror-selected","position: absolute; left: "+qe+`px;
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                             height: `+(dt-it)+"px"))}function ve(qe,it,gt){var dt=nt(a,qe),Ct=dt.text.length,Gt,xr;function tr(lr,Jr){return mi(e,Ge(qe,lr),"div",dt,Jr)}function on(lr,Jr,Dr){var vr=fo(e,dt,null,lr),ur=Jr=="ltr"==(Dr=="after")?"left":"right",ar=Dr=="after"?vr.begin:vr.end-(/\s/.test(dt.text.charAt(vr.end-1))?2:1);return tr(ar,ur)[ur]}var $r=Fe(dt,a.direction);return Se($r,it||0,gt==null?Ct:gt,function(lr,Jr,Dr,vr){var ur=Dr=="ltr",ar=tr(lr,ur?"left":"right"),Qr=tr(Jr-1,ur?"right":"left"),fa=it==null&&lr==0,Fn=gt==null&&Jr==Ct,Ir=vr==0,An=!$r||vr==$r.length-1;if(Qr.top-ar.top<=3){var Tr=(Q?fa:Fn)&&Ir,Vi=(Q?Fn:fa)&&An,Rn=Tr?W:(ur?ar:Qr).left,Yn=Vi?X:(ur?Qr:ar).right;fe(Rn,ar.top,Yn-Rn,ar.bottom)}else{var $n,Wr,ha,Xi;ur?($n=Q&&fa&&Ir?W:ar.left,Wr=Q?X:on(lr,Dr,"before"),ha=Q?W:on(Jr,Dr,"after"),Xi=Q&&Fn&&An?X:Qr.right):($n=Q?on(lr,Dr,"before"):W,Wr=!Q&&fa&&Ir?X:ar.right,ha=!Q&&Fn&&An?W:Qr.left,Xi=Q?on(Jr,Dr,"after"):X),fe($n,ar.top,Wr-$n,ar.bottom),ar.bottom<Qr.top&&fe(W,ar.bottom,null,Qr.top),fe(ha,Qr.top,Xi-ha,Qr.bottom)}(!Gt||Ga(ar,Gt)<0)&&(Gt=ar),Ga(Qr,Gt)<0&&(Gt=Qr),(!xr||Ga(ar,xr)<0)&&(xr=ar),Ga(Qr,xr)<0&&(xr=Qr)}),{start:Gt,end:xr}}var Oe=t.from(),Ae=t.to();if(Oe.line==Ae.line)ve(Oe.line,Oe.ch,Ae.ch);else{var We=nt(a,Oe.line),ze=nt(a,Ae.line),$e=pr(We)==pr(ze),Ze=ve(Oe.line,Oe.ch,$e?We.text.length+1:null).end,at=ve(Ae.line,$e?0:null,Ae.ch).start;$e&&(Ze.top<at.top-2?(fe(Ze.right,Ze.top,null,Ze.bottom),fe(W,at.top,at.left,at.bottom)):fe(Ze.right,Ze.top,at.left-Ze.right,Ze.bottom)),Ze.bottom<at.top&&fe(W,Ze.bottom,null,at.top)}n.appendChild(w)}function Ti(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()||ea(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function go(e){e.state.focused||(e.display.input.focus(),Si(e))}function yo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,ea(e))},100)}function Si(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(we(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(),_&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ti(e)}function ea(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(we(e,"blur",e,t),e.state.focused=!1,l(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function za(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var a=t.view[r],w=e.options.lineWrapping,F=void 0,W=0;if(a.hidden)continue;if(B&&N<8){var X=a.node.offsetTop+a.node.offsetHeight;F=X-n,n=X}else{var Q=a.node.getBoundingClientRect();F=Q.bottom-Q.top,!w&&a.text.firstChild&&(W=a.text.firstChild.getBoundingClientRect().right-Q.left-1)}var fe=a.line.height-F;if((fe>.005||fe<-.005)&&(er(a.line,F),bo(a.line),a.rest))for(var ve=0;ve<a.rest.length;ve++)bo(a.rest[ve]);if(W>e.display.sizerWidth){var Oe=Math.ceil(W/qn(e.display));Oe>e.display.maxLineLength&&(e.display.maxLineLength=Oe,e.display.maxLine=a.line,e.display.maxLineChanged=!0)}}}function bo(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 Va(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Ka(e));var a=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,w=rr(t,r),F=rr(t,a);if(n&&n.ensure){var W=n.ensure.from.line,X=n.ensure.to.line;W<w?(w=W,F=rr(t,nn(nt(t,W))+e.wrapper.clientHeight)):Math.min(X,t.lastLine())>=F&&(w=rr(t,nn(nt(t,X))-e.wrapper.clientHeight),F=X)}return{from:w,to:Math.max(F,w+1)}}function Ys(e,t){if(Ie(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),a=null;if(t.top+r.top<0?a=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(a=!1),a!=null&&!b){var w=i("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Ka(e.display))+`px;
                         height: `+(t.bottom-t.top+Cn(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(w),w.scrollIntoView(a),e.display.lineSpace.removeChild(w)}}function $s(e,t,n,r){r==null&&(r=0);var a;!e.options.lineWrapping&&t==n&&(t=t.ch?Ge(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ge(t.line,t.ch+1,"before"):t);for(var w=0;w<5;w++){var F=!1,W=En(e,t),X=!n||n==t?W:En(e,n);a={left:Math.min(W.left,X.left),top:Math.min(W.top,X.top)-r,right:Math.max(W.left,X.left),bottom:Math.max(W.bottom,X.bottom)+r};var Q=Ci(e,a),fe=e.doc.scrollTop,ve=e.doc.scrollLeft;if(Q.scrollTop!=null&&(xa(e,Q.scrollTop),Math.abs(e.doc.scrollTop-fe)>1&&(F=!0)),Q.scrollLeft!=null&&(Gn(e,Q.scrollLeft),Math.abs(e.doc.scrollLeft-ve)>1&&(F=!0)),!F)break}return a}function Js(e,t){var n=Ci(e,t);n.scrollTop!=null&&xa(e,n.scrollTop),n.scrollLeft!=null&&Gn(e,n.scrollLeft)}function Ci(e,t){var n=e.display,r=Zn(e.display);t.top<0&&(t.top=0);var a=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,w=fi(e),F={};t.bottom-t.top>w&&(t.bottom=t.top+w);var W=e.doc.height+ci(n),X=t.top<r,Q=t.bottom>W-r;if(t.top<a)F.scrollTop=X?0:t.top;else if(t.bottom>a+w){var fe=Math.min(t.top,(Q?W:t.bottom)-w);fe!=a&&(F.scrollTop=fe)}var ve=e.options.fixedGutter?0:n.gutters.offsetWidth,Oe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ve,Ae=jn(e)-n.gutters.offsetWidth,We=t.right-t.left>Ae;return We&&(t.right=t.left+Ae),t.left<10?F.scrollLeft=0:t.left<Oe?F.scrollLeft=Math.max(0,t.left+ve-(We?0:10)):t.right>Ae+Oe-3&&(F.scrollLeft=t.right+(We?0:10)-Ae),F}function wi(e,t){if(t==null)return;Xa(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function ta(e){Xa(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Ea(e,t,n){(t!=null||n!=null)&&Xa(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Xa(e),e.curOp.scrollToPos=t}function Xa(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var a=Ci(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});Ea(e,a.scrollLeft,a.scrollTop)}function xa(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||Di(e,{top:t}),xo(e,t,!0),L&&Di(e),Ca(e,100)}function xo(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 Gn(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,Ao(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function Ta(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ci(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+Cn(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var zn=function(e,t,n){this.cm=n;var r=this.vert=i("div",[i("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),a=this.horiz=i("div",[i("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=a.tabIndex=-1,e(r),e(a),Ce(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ce(a,"scroll",function(){a.clientWidth&&t(a.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&N<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};zn.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 a=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+a)+"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 w=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+w)+"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}},zn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},zn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},zn.prototype.zeroWidthHack=function(){var e=u&&!A?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ee,this.disableVert=new ee},zn.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var a=e.getBoundingClientRect(),w=n=="vert"?document.elementFromPoint(a.right-1,(a.top+a.bottom)/2):document.elementFromPoint((a.right+a.left)/2,a.bottom-1);w!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},zn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var Sa=function(){};Sa.prototype.update=function(){return{bottom:0,right:0}},Sa.prototype.setScrollLeft=function(){},Sa.prototype.setScrollTop=function(){},Sa.prototype.clear=function(){};function ra(e,t){t||(t=Ta(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var a=0;a<4&&n!=e.display.barWidth||r!=e.display.barHeight;a++)n!=e.display.barWidth&&e.options.lineWrapping&&za(e),To(e,Ta(e)),n=e.display.barWidth,r=e.display.barHeight}function To(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 So={native:zn,null:Sa};function Co(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&l(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new So[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"?Gn(e,t):xa(e,t)},e),e.display.scrollbars.addClass&&U(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function Vn(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},gn(e.curOp)}function Xn(e){var t=e.curOp;t&&ks(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 a=0;a<t.length;a++)rl(t[a]);for(var w=0;w<t.length;w++)nl(t[w]);for(var F=0;F<t.length;F++)al(t[F])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&ja(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 Ya(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Ai(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&za(t),e.barMeasure=Ta(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(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+Cn(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-jn(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&&Gn(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==D();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&ra(t,e.barMeasure),e.updatedDisplay&&Oi(t,e.barMeasure),e.selectionChanged&&Ti(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&go(e.cm)}function al(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&wo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&Gn(t,e.scrollLeft,!0,!0),e.scrollToPos){var a=$s(t,ht(r,e.scrollToPos.from),ht(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,a)}var w=e.maybeHiddenMarkers,F=e.maybeUnhiddenMarkers;if(w)for(var W=0;W<w.length;++W)w[W].lines.length||we(w[W],"hide");if(F)for(var X=0;X<F.length;++X)F[X].lines.length&&we(F[X],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&we(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function an(e,t){if(e.curOp)return t();Vn(e);try{return t()}finally{Xn(e)}}function br(e,t){return function(){if(e.curOp)return t.apply(e,arguments);Vn(e);try{return t.apply(e,arguments)}finally{Xn(e)}}}function Kr(e){return function(){if(this.curOp)return e.apply(this,arguments);Vn(this);try{return e.apply(this,arguments)}finally{Xn(this)}}}function Er(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);Vn(t);try{return e.apply(this,arguments)}finally{Xn(t)}}}function Ca(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,k(il,e))}function il(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=yr(e,t.highlightFrontier),a=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(w){if(r.line>=e.display.viewFrom){var F=w.styles,W=w.text.length>e.options.maxHighlightLength?Qt(t.mode,r.state):null,X=pn(e,w,r,!0);W&&(r.state=W),w.styles=X.styles;var Q=w.styleClasses,fe=X.classes;fe?w.styleClasses=fe:Q&&(w.styleClasses=null);for(var ve=!F||F.length!=w.styles.length||Q!=fe&&(!Q||!fe||Q.bgClass!=fe.bgClass||Q.textClass!=fe.textClass),Oe=0;!ve&&Oe<F.length;++Oe)ve=F[Oe]!=w.styles[Oe];ve&&a.push(r.line),w.stateAfter=r.save(),r.nextLine()}else w.text.length<=e.options.maxHighlightLength&&Zt(e,w.text,r),w.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return Ca(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),a.length&&an(e,function(){for(var w=0;w<a.length;w++)kn(e,a[w],"text")})}var Ya=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Va(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=jn(e),this.force=n,this.dims=bi(e),this.events=[]};Ya.prototype.signal=function(e,t){ce(e,t)&&this.events.push(arguments)},Ya.prototype.finish=function(){for(var e=0;e<this.events.length;e++)we.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=Cn(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Cn(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=D();if(!t||!E(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&E(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==D())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(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 Ai(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return _n(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&&po(e)==0)return!1;Do(e)&&(_n(e),t.dims=bi(e));var a=r.first+r.size,w=Math.max(t.visible.from-e.options.viewportMargin,r.first),F=Math.min(a,t.visible.to+e.options.viewportMargin);n.viewFrom<w&&w-n.viewFrom<20&&(w=Math.max(r.first,n.viewFrom)),n.viewTo>F&&n.viewTo-F<20&&(F=Math.min(a,n.viewTo)),Vt&&(w=tn(e.doc,w),F=rn(e.doc,F));var W=w!=n.viewFrom||F!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,w,F),n.viewOffset=nn(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var X=po(e);if(!W&&X==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var Q=sl(e);return X>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),X>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(Q),f(n.cursorDiv),f(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,W&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,Ca(e,400)),n.updateLineNumbers=null,!0}function wo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==jn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ci(e.display)-fi(e),n.top)}),t.visible=Va(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Va(e.display,e.doc,n));if(!Ai(e,t))break;za(e);var a=Ta(e);ba(e),ra(e,a),Oi(e,a),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 Di(e,t){var n=new Ya(e,t);if(Ai(e,n)){za(e),wo(e,n);var r=Ta(e);ba(e),ra(e,r),Oi(e,r),n.finish()}}function ul(e,t,n){var r=e.display,a=e.options.lineNumbers,w=r.lineDiv,F=w.firstChild;function W(We){var ze=We.nextSibling;return _&&u&&e.display.currentWheelTarget==We?We.style.display="none":We.parentNode.removeChild(We),ze}for(var X=r.view,Q=r.viewFrom,fe=0;fe<X.length;fe++){var ve=X[fe];if(!ve.hidden)if(!ve.node||ve.node.parentNode!=w){var Oe=Ns(e,ve,Q,n);w.insertBefore(Oe,F)}else{for(;F!=ve.node;)F=W(F);var Ae=a&&t!=null&&t<=Q&&ve.lineNumber;ve.changes&&(ue(ve.changes,"gutter")>-1&&(Ae=!1),Yi(e,ve,Q,n)),Ae&&(f(ve.lineNumber),ve.lineNumber.appendChild(document.createTextNode(sn(e.options,Q)))),F=ve.node.nextSibling}Q+=ve.size}for(;F;)F=W(F)}function Li(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Oi(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+Cn(e)+"px"}function Ao(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ei(t)-t.scroller.scrollLeft+e.doc.scrollLeft,a=t.gutters.offsetWidth,w=r+"px",F=0;F<n.length;F++)if(!n[F].hidden){e.options.fixedGutter&&(n[F].gutter&&(n[F].gutter.style.left=w),n[F].gutterBackground&&(n[F].gutterBackground.style.left=w));var W=n[F].alignable;if(W)for(var X=0;X<W.length;X++)W[X].style.left=w}e.options.fixedGutter&&(t.gutters.style.left=r+a+"px")}function Do(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=sn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var a=r.measure.appendChild(i("div",[i("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),w=a.firstChild.offsetWidth,F=a.offsetWidth-w;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(w,r.lineGutter.offsetWidth-F)+1,r.lineNumWidth=r.lineNumInnerWidth+F,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Li(e.display),!0}return!1}function Ri(e,t){for(var n=[],r=!1,a=0;a<e.length;a++){var w=e[a],F=null;if(typeof 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$a=0,fn=null;B?fn=-.53:L?fn=15:y?fn=-.7:R&&(fn=-1/3);function Oo(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=Oo(e);return t.x*=fn,t.y*=fn,t}function Ro(e,t){var n=Oo(t),r=n.x,a=n.y,w=e.display,F=w.scroller,W=F.scrollWidth>F.clientWidth,X=F.scrollHeight>F.clientHeight;if(!(r&&W||a&&X))return;if(a&&u&&_){e:for(var Q=t.target,fe=w.view;Q!=F;Q=Q.parentNode)for(var ve=0;ve<fe.length;ve++)if(fe[ve].node==Q){e.display.currentWheelTarget=Q;break e}}if(r&&!L&&!C&&fn!=null){a&&X&&xa(e,Math.max(0,F.scrollTop+a*fn)),Gn(e,Math.max(0,F.scrollLeft+r*fn)),(!a||a&&X)&&q(t),w.wheelStartX=null;return}if(a&&fn!=null){var Oe=a*fn,Ae=e.doc.scrollTop,We=Ae+w.wrapper.clientHeight;Oe<0?Ae=Math.max(0,Ae+Oe-50):We=Math.min(e.doc.height,We+Oe+50),Di(e,{top:Ae,bottom:We})}$a<20&&(w.wheelStartX==null?(w.wheelStartX=F.scrollLeft,w.wheelStartY=F.scrollTop,w.wheelDX=r,w.wheelDY=a,setTimeout(function(){if(w.wheelStartX==null)return;var ze=F.scrollLeft-w.wheelStartX,$e=F.scrollTop-w.wheelStartY,Ze=$e&&w.wheelDY&&$e/w.wheelDY||ze&&w.wheelDX&&ze/w.wheelDX;if(w.wheelStartX=w.wheelStartY=null,!Ze)return;fn=(fn*$a+Ze)/($a+1),++$a},200)):(w.wheelDX+=r,w.wheelDY+=a))}var hn=function(e,t){this.ranges=e,this.primIndex=t};hn.prototype.primary=function(){return this.ranges[this.primIndex]},hn.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(!Zr(n.anchor,r.anchor)||!Zr(n.head,r.head))return!1}return!0},hn.prototype.deepCopy=function(){for(var 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Q=Rr(W.from(),F.from()),fe=qr(W.to(),F.to()),ve=W.empty()?F.from()==F.head:W.from()==W.head;w<=n&&--n,t.splice(--w,2,new Nt(ve?fe:Q,ve?Q:fe))}}return new hn(t,n)}function Pn(e,t){return new hn([new Nt(e,t||e)],0)}function Mn(e){return e.text?Ge(e.from.line+e.text.length-1,V(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function ko(e,t){if(ct(e,t.from)<0)return e;if(ct(e,t.to)<=0)return Mn(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+=Mn(t).ch-t.to.ch),Ge(n,r)}function ki(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var a=e.sel.ranges[r];n.push(new Nt(ko(a.anchor,t),ko(a.head,t)))}return xn(e.cm,n,e.sel.primIndex)}function _o(e,t,n){return e.line==t.line?Ge(n.line,e.ch-t.ch+n.ch):Ge(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],a=Ge(e.first,0),w=a,F=0;F<t.length;F++){var W=t[F],X=_o(W.from,a,w),Q=_o(Mn(W),a,w);if(a=W.to,w=Q,n=="around"){var fe=e.sel.ranges[F],ve=ct(fe.head,fe.anchor)<0;r[F]=new 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X=V(a.done);for((!X||!X.ranges)&&Qa(e.sel,a.done),F={changes:[Mi(e,t)],generation:a.generation},a.done.push(F);a.done.length>a.undoDepth;)a.done.shift(),a.done[0].ranges||a.done.shift()}a.done.push(n),a.generation=++a.maxGeneration,a.lastModTime=a.lastSelTime=w,a.lastOp=a.lastSelOp=r,a.lastOrigin=a.lastSelOrigin=t.origin,W||we(e,"historyAdded")}function ml(e,t,n,r){var a=t.charAt(0);return a=="*"||a=="+"&&n.ranges.length==r.ranges.length&&n.somethingSelected()==r.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function vl(e,t,n,r){var a=e.history,w=r&&r.origin;n==a.lastSelOp||w&&a.lastSelOrigin==w&&(a.lastModTime==a.lastSelTime&&a.lastOrigin==w||ml(e,w,V(a.done),t))?a.done[a.done.length-1]=t:Qa(t,a.done),a.lastSelTime=+new Date,a.lastSelOrigin=w,a.lastSelOp=n,r&&r.clearRedo!==!1&&No(a.undone)}function Qa(e,t){var n=V(t);n&&n.ranges&&n.equals(e)||t.push(e)}function Fo(e,t,n,r){var 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Ze=ze?ki(e,$e):V(W);Da(e,$e,Ze,Bo(e,$e)),!ze&&e.cm&&e.cm.scrollIntoView({from:$e.from,to:Mn($e)});var at=[];In(e,function(qe,it){!it&&ue(at,qe.history)==-1&&(qo(qe.history,$e),at.push(qe.history)),Da(qe,$e,null,Bo(qe,$e))})},Ae=w.changes.length-1;Ae>=0;--Ae){var We=Oe(Ae);if(We)return We.v}}function Jo(e,t){if(t==0)return;if(e.first+=t,e.sel=new hn(Y(e.sel.ranges,function(a){return new Nt(Ge(a.anchor.line+t,a.anchor.ch),Ge(a.head.line+t,a.head.ch))}),e.sel.primIndex),e.cm){Xr(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)kn(e.cm,r,"gutter")}}function Da(e,t,n,r){if(e.cm&&!e.cm.curOp)return br(e.cm,Da)(e,t,n,r);if(t.to.line<e.first){Jo(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 a=t.text.length-1-(e.first-t.from.line);Jo(e,a),t={from:Ge(e.first,0),to:Ge(t.to.line+a,t.to.ch),text:[V(t.text)],origin:t.origin}}var 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Oe={from:w,to:F,text:t.text,removed:t.removed,origin:t.origin};ve&&Ar(e,"change",e,Oe),fe&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Oe)}e.display.selForContextMenu=null}function oa(e,t,n,r,a){var w;r||(r=n),ct(r,n)<0&&(w=[r,n],n=w[0],r=w[1]),typeof t=="string"&&(t=e.splitLines(t)),ia(e,{from:n,to:r,text:t,origin:a})}function Qo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Zo(e,t,n,r){for(var a=0;a<e.length;++a){var w=e[a],F=!0;if(w.ranges){w.copied||(w=e[a]=w.deepCopy(),w.copied=!0);for(var W=0;W<w.ranges.length;W++)Qo(w.ranges[W].anchor,t,n,r),Qo(w.ranges[W].head,t,n,r);continue}for(var X=0;X<w.changes.length;++X){var Q=w.changes[X];if(n<Q.from.line)Q.from=Ge(Q.from.line+r,Q.from.ch),Q.to=Ge(Q.to.line+r,Q.to.ch);else if(t<=Q.to.line){F=!1;break}}F||(e.splice(0,a+1),a=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,a=t.text.length-(r-n)-1;Zo(e.done,n,r,a),Zo(e.undone,n,r,a)}function La(e,t,n,r){var a=t,w=t;return typeof 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r=this.children[n],a=r.chunkSize();if(e<a){var w=Math.min(t,a-e),F=r.height;if(r.removeInner(e,w),this.height-=F-r.height,a==w&&(this.children.splice(n--,1),r.parent=null),(t-=w)==0)break;e=0}else e-=a}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof Oa))){var W=[];this.collapse(W),this.children=[new Oa(W)],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 a=this.children[r],w=a.chunkSize();if(e<=w){if(a.insertInner(e,t,n),a.lines&&a.lines.length>50){for(var F=a.lines.length%25+25,W=F;W<a.lines.length;){var X=new Oa(a.lines.slice(W,W+=25));a.height-=X.height,this.children.splice(++r,0,X),X.parent=this}a.lines=a.lines.slice(0,F),this.maybeSpill()}break}e-=w}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new Ra(t);if(e.parent){e.size-=n.size,e.height-=n.height;var a=ue(e.parent.children,e);e.parent.children.splice(a+1,0,n)}else{var r=new Ra(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 a=this.children[r],w=a.chunkSize();if(e<w){var F=Math.min(t,w-e);if(a.iterN(e,F,n))return!0;if((t-=F)==0)break;e=0}else e-=w}}};var ka=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};ka.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=St(n);if(r==null||!t)return;for(var a=0;a<t.length;++a)t[a]==this&&t.splice(a--,1);t.length||(n.widgets=null);var w=ga(this);er(n,Math.max(0,n.height-w)),e&&(an(e,function(){es(e,n,-w),kn(e,r,"widget")}),Ar(e,"lineWidgetCleared",e,this,r))},ka.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var a=ga(this)-t;if(!a)return;bn(this.doc,r)||er(r,r.height+a),n&&an(n,function(){n.curOp.forceUpdate=!0,es(n,r,a),Ar(n,"lineWidgetChanged",n,e,St(r))})},me(ka);function es(e,t,n){nn(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&wi(e,n)}function xl(e,t,n,r){var a=new ka(e,n,r),w=e.cm;return w&&a.noHScroll&&(w.display.alignWidgets=!0),La(e,t,"widget",function(F){var W=F.widgets||(F.widgets=[]);if(a.insertAt==null?W.push(a):W.splice(Math.min(W.length-1,Math.max(0,a.insertAt)),0,a),a.line=F,w&&!bn(e,F)){var X=nn(F)<e.scrollTop;er(F,F.height+ga(a)),X&&wi(w,a.height),w.curOp.forceUpdate=!0}return!0}),w&&Ar(w,"lineWidgetAdded",w,a,typeof t=="number"?t:St(t)),a}var ts=0,Nn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Nn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&Vn(e),ce(this,"clear")){var n=this.find();n&&Ar(this,"clear",n.from,n.to)}for(var r=null,a=null,w=0;w<this.lines.length;++w){var F=this.lines[w],W=Xt(F.markedSpans,this);e&&!this.collapsed?kn(e,St(F),"text"):e&&(W.to!=null&&(a=St(F)),W.from!=null&&(r=St(F))),F.markedSpans=Sn(F.markedSpans,W),W.from==null&&this.collapsed&&!bn(this.doc,F)&&e&&er(F,Zn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var X=0;X<this.lines.length;++X){var Q=pr(this.lines[X]),fe=pa(Q);fe>e.display.maxLineLength&&(e.display.maxLine=Q,e.display.maxLineLength=fe,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Xr(e,r,a+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&Ar(e,"markerCleared",e,this,r,a),t&&Xn(e),this.parent&&this.parent.clear()},Nn.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,a=0;a<this.lines.length;++a){var w=this.lines[a],F=Xt(w.markedSpans,this);if(F.from!=null&&(n=Ge(t?w:St(w),F.from),e==-1))return n;if(F.to!=null&&(r=Ge(t?w:St(w),F.to),e==1))return r}return n&&{from:n,to:r}},Nn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;an(r,function(){var a=t.line,w=St(t.line),F=hi(r,w);if(F&&(ao(F),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!bn(n.doc,a)&&n.height!=null){var W=n.height;n.height=null;var X=ga(n)-W;X&&er(a,a.height+X)}Ar(r,"markerChanged",r,e)})},Nn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ue(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Nn.prototype.detachLine=function(e){if(this.lines.splice(ue(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},me(Nn);function sa(e,t,n,r,a){if(r&&r.shared)return Tl(e,t,n,r,a);if(e.cm&&!e.cm.curOp)return br(e.cm,sa)(e,t,n,r,a);var w=new Nn(e,a),F=ct(t,n);if(r&&M(r,w,!1),F>0||F==0&&w.clearWhenEmpty!==!1)return w;if(w.replacedWith&&(w.collapsed=!0,w.widgetNode=x("span",[w.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||w.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(w.widgetNode.insertLeft=!0)),w.collapsed){if(mn(e,t.line,t,n,w)||t.line!=n.line&&mn(e,n.line,t,n,w))throw new Error("Inserting collapsed marker partially overlapping an existing one");_r()}w.addToHistory&&Uo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var W=t.line,X=e.cm,Q;if(e.iter(W,n.line+1,function(ve){X&&w.collapsed&&!X.options.lineWrapping&&pr(ve)==X.display.maxLine&&(Q=!0),w.collapsed&&W!=t.line&&er(ve,0),Cr(ve,new Fr(w,W==t.line?t.ch:null,W==n.line?n.ch:null)),++W}),w.collapsed&&e.iter(t.line,n.line+1,function(ve){bn(e,ve)&&er(ve,0)}),w.clearOnEnter&&Ce(w,"beforeCursorEnter",function(){return w.clear()}),w.readOnly&&(Ft(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),w.collapsed&&(w.id=++ts,w.atomic=!0),X){if(Q&&(X.curOp.updateMaxLine=!0),w.collapsed)Xr(X,t.line,n.line+1);else if(w.className||w.startStyle||w.endStyle||w.css||w.attributes||w.title)for(var fe=t.line;fe<=n.line;fe++)kn(X,fe,"text");w.atomic&&Go(X.doc),Ar(X,"markerAdded",X,w)}return w}var _a=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};_a.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Ar(this,"clear")},_a.prototype.find=function(e,t){return this.primary.find(e,t)},me(_a);function Tl(e,t,n,r,a){r=M(r),r.shared=!1;var w=[sa(e,t,n,r,a)],F=w[0],W=r.widgetNode;return In(e,function(X){W&&(r.widgetNode=W.cloneNode(!0)),w.push(sa(X,ht(X,t),ht(X,n),r,a));for(var Q=0;Q<X.linked.length;++Q)if(X.linked[Q].isParent)return;F=V(w)}),new _a(w,F)}function 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a=t.call?t.call(e,r):t[e];if(a===!1)return"nothing";if(a==="...")return"multi";if(a!=null&&n(a))return"handled";if(t.fallthrough){if(Object.prototype.toString.call(t.fallthrough)!="[object Array]")return la(e,t.fallthrough,n,r);for(var w=0;w<t.fallthrough.length;w++){var F=la(e,t.fallthrough[w],n,r);if(F)return F}}}function ss(e){var t=typeof e=="string"?e:Un[e.keyCode];return t=="Ctrl"||t=="Alt"||t=="Shift"||t=="Mod"}function ls(e,t,n){var r=e;return t.altKey&&r!="Alt"&&(e="Alt-"+e),(h?t.metaKey:t.ctrlKey)&&r!="Ctrl"&&(e="Ctrl-"+e),(h?t.ctrlKey:t.metaKey)&&r!="Mod"&&(e="Cmd-"+e),!n&&t.shiftKey&&r!="Shift"&&(e="Shift-"+e),e}function us(e,t){if(C&&e.keyCode==34&&e.char)return!1;var n=Un[e.keyCode];return n==null||e.altGraphKey?!1:(e.keyCode==3&&e.code&&(n=e.code),ls(n,e,t))}function ni(e){return typeof e=="string"?On[e]:e}function ua(e,t){for(var n=e.doc.sel.ranges,r=[],a=0;a<n.length;a++){for(var w=t(n[a]);r.length&&ct(w.from,V(r).to)<=0;){var 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w=_e(a,n.ch,n.sticky),F=a[w];if(e.doc.direction=="ltr"&&F.level%2==0&&(r>0?F.to>n.ch:F.from<n.ch))return Fi(t,n,r);var W=function(Ze,at){return Ui(t,Ze instanceof Ge?Ze.ch:Ze,at)},X,Q=function(Ze){return e.options.lineWrapping?(X=X||Qn(e,t),fo(e,t,X,Ze)):{begin:0,end:t.text.length}},fe=Q(n.sticky=="before"?W(n,-1):n.ch);if(e.doc.direction=="rtl"||F.level==1){var ve=F.level==1==r<0,Oe=W(n,ve?1:-1);if(Oe!=null&&(ve?Oe<=F.to&&Oe<=fe.end:Oe>=F.from&&Oe>=fe.begin)){var Ae=ve?"before":"after";return new Ge(n.line,Oe,Ae)}}var We=function(Ze,at,qe){for(var it=function(Gt,xr){return xr?new Ge(n.line,W(Gt,1),"before"):new Ge(n.line,Gt,"after")};Ze>=0&&Ze<a.length;Ze+=at){var gt=a[Ze],dt=at>0==(gt.level!=1),Ct=dt?qe.begin:W(qe.end,-1);if(gt.from<=Ct&&Ct<gt.to)return it(Ct,dt);if(Ct=dt?gt.from:W(gt.to,-1),qe.begin<=Ct&&Ct<qe.end)return it(Ct,dt)}},ze=We(w+r,r,fe);if(ze)return ze;var $e=r>0?fe.end:W(fe.begin,-1);return 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Nt(r.from,r.to)}function Vl(e,t,n,r){var a=e.display,w=e.doc;q(t);var F,W,X=w.sel,Q=X.ranges;if(r.addNew&&!r.extend?(W=w.sel.contains(n),W>-1?F=Q[W]:F=new Nt(n,n)):(F=w.sel.primary(),W=w.sel.primIndex),r.unit=="rectangle")r.addNew||(F=new Nt(n,n)),n=Wn(e,t,!0,!0),W=-1;else{var fe=ys(e,n,r.unit);r.extend?F=Ii(F,fe.anchor,fe.head,r.extend):F=fe}r.addNew?W==-1?(W=Q.length,Mr(w,xn(e,Q.concat([F]),W),{scroll:!1,origin:"*mouse"})):Q.length>1&&Q[W].empty()&&r.unit=="char"&&!r.extend?(Mr(w,xn(e,Q.slice(0,W).concat(Q.slice(W+1)),0),{scroll:!1,origin:"*mouse"}),X=w.sel):Ni(w,W,F,ae):(W=0,Mr(w,new hn([F],0),ae),X=w.sel);var ve=n;function Oe(qe){if(ct(ve,qe)==0)return;if(ve=qe,r.unit=="rectangle"){for(var it=[],gt=e.options.tabSize,dt=G(nt(w,n.line).text,n.ch,gt),Ct=G(nt(w,qe.line).text,qe.ch,gt),Gt=Math.min(dt,Ct),xr=Math.max(dt,Ct),tr=Math.min(n.line,qe.line),on=Math.min(e.lastLine(),Math.max(n.line,qe.line));tr<=on;tr++){var $r=nt(w,tr).text,lr=re($r,Gt,gt);Gt==xr?it.push(new 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a,w;if(t.touches)a=t.touches[0].clientX,w=t.touches[0].clientY;else try{a=t.clientX,w=t.clientY}catch(Oe){return!1}if(a>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&q(t);var F=e.display,W=F.lineDiv.getBoundingClientRect();if(w>W.bottom||!ce(e,n))return se(t);w-=W.top-F.viewOffset;for(var X=0;X<e.display.gutterSpecs.length;++X){var Q=F.gutters.childNodes[X];if(Q&&Q.getBoundingClientRect().right>=a){var fe=rr(e.doc,w),ve=e.display.gutterSpecs[X];return we(e,n,e,fe,ve.className,t),se(t)}}}function Wi(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Ln(e.display,t)||Yl(e,t))return;if(Ie(e,t,"contextmenu"))return;S||e.display.input.onContextMenu(t)}function Yl(e,t){return ce(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ya(e)}var da={toString:function(){return"CodeMirror.Init"}},Ts={},ii={};function 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w.electricInput&&(w.electricInput.test(nt(e.doc,a.head.line).text.slice(0,a.head.ch))&&(F=Ba(e,a.head.line,"smart")));F&&Ar(e,"electricInput",e,a.head.line)}}function ws(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var a=e.doc.sel.ranges[r].head.line,w={anchor:Ge(a,0),head:Ge(a+1,0)};n.push(w),t.push(e.getRange(w.anchor,w.head))}return{text:t,ranges:n}}function As(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ds(){var e=i("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=i("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return _?e.style.width="1000px":e.setAttribute("wrap","off"),g&&(e.style.border="1px solid black"),As(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,a){var w=this.options,F=w[r];if(w[r]==a&&r!="mode")return;w[r]=a,t.hasOwnProperty(r)&&br(this,t[r])(this,a,F),we(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,a){this.state.keyMaps[a?"push":"unshift"](ni(r))},removeKeyMap:function(r){for(var a=this.state.keyMaps,w=0;w<a.length;++w)if(a[w]==r||a[w].name==r)return a.splice(w,1),!0},addOverlay:Kr(function(r,a){var w=r.token?r:e.getMode(this.options,r);if(w.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:w,modeSpec:r,opaque:a&&a.opaque,priority:a&&a.priority||0},function(F){return F.priority}),this.state.modeGen++,Xr(this)}),removeOverlay:Kr(function(r){for(var a=this.state.overlays,w=0;w<a.length;++w){var F=a[w].modeSpec;if(F==r||typeof r=="string"&&F.name==r){a.splice(w,1),this.state.modeGen++,Xr(this);return}}}),indentLine:Kr(function(r,a,w){typeof a!="string"&&typeof a!="number"&&(a==null?a=this.options.smartIndent?"smart":"prev":a=a?"add":"subtract"),$t(this.doc,r)&&Ba(this,r,a,w)}),indentSelection:Kr(function(r){for(var a=this.doc.sel.ranges,w=-1,F=0;F<a.length;F++){var W=a[F];if(W.empty())W.head.line>w&&(Ba(this,W.head.line,r,!0),w=W.head.line,F==this.doc.sel.primIndex&&ta(this));else{var X=W.from(),Q=W.to(),fe=Math.max(w,X.line);w=Math.min(this.lastLine(),Q.line-(Q.ch?0:1))+1;for(var ve=fe;ve<w;++ve)Ba(this,ve,r);var Oe=this.doc.sel.ranges;X.ch==0&&a.length==Oe.length&&Oe[F].from().ch>0&&Ni(this.doc,F,new Nt(X,Oe[F].to()),Ee)}}}),getTokenAt:function(r,a){return nr(this,r,a)},getLineTokens:function(r,a){return nr(this,Ge(r),a,!0)},getTokenTypeAt:function(r){r=ht(this.doc,r);var a=cr(this,nt(this.doc,r.line)),w=0,F=(a.length-1)/2,W=r.ch,X;if(W==0)X=a[2];else for(;;){var Q=w+F>>1;if((Q?a[Q*2-1]:0)>=W)F=Q;else if(a[Q*2+1]<W)w=Q+1;else{X=a[Q*2+2];break}}var fe=X?X.indexOf("overlay "):-1;return fe<0?X:fe==0?null:X.slice(0,fe-1)},getModeAt:function(r){var a=this.doc.mode;return a.innerMode?e.innerMode(a,this.getTokenAt(r).state).mode:a},getHelper:function(r,a){return this.getHelpers(r,a)[0]},getHelpers:function(r,a){var w=[];if(!n.hasOwnProperty(a))return w;var F=n[a],W=this.getModeAt(r);if(typeof W[a]=="string")F[W[a]]&&w.push(F[W[a]]);else if(W[a])for(var X=0;X<W[a].length;X++){var Q=F[W[a][X]];Q&&w.push(Q)}else W.helperType&&F[W.helperType]?w.push(F[W.helperType]):F[W.name]&&w.push(F[W.name]);for(var fe=0;fe<F._global.length;fe++){var ve=F._global[fe];ve.pred(W,this)&&ue(w,ve.val)==-1&&w.push(ve.val)}return w},getStateAfter:function(r,a){var w=this.doc;return r=ln(w,r==null?w.first+w.size-1:r),yr(this,r+1,a).state},cursorCoords:function(r,a){var w,F=this.doc.sel.primary();return r==null?w=F.head:typeof r=="object"?w=ht(this.doc,r):w=r?F.from():F.to(),En(this,w,a||"page")},charCoords:function(r,a){return mi(this,ht(this.doc,r),a||"page")},coordsChar:function(r,a){return r=lo(this,r,a||"page"),gi(this,r.left,r.top)},lineAtHeight:function(r,a){return r=lo(this,{top:r,left:0},a||"page").top,rr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,a,w){var F=!1,W;if(typeof r=="number"){var X=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>X&&(r=X,F=!0),W=nt(this.doc,r)}else W=r;return Wa(this,W,{top:0,left:0},a||"page",w||F).top+(F?this.doc.height-nn(W):0)},defaultTextHeight:function(){return Zn(this.display)},defaultCharWidth:function(){return qn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,a,w,F,W){var X=this.display;r=En(this,ht(this.doc,r));var Q=r.bottom,fe=r.left;if(a.style.position="absolute",a.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(a),X.sizer.appendChild(a),F=="over")Q=r.top;else if(F=="above"||F=="near"){var ve=Math.max(X.wrapper.clientHeight,this.doc.height),Oe=Math.max(X.sizer.clientWidth,X.lineSpace.clientWidth);(F=="above"||r.bottom+a.offsetHeight>ve)&&r.top>a.offsetHeight?Q=r.top-a.offsetHeight:r.bottom+a.offsetHeight<=ve&&(Q=r.bottom),fe+a.offsetWidth>Oe&&(fe=Oe-a.offsetWidth)}a.style.top=Q+"px",a.style.left=a.style.right="",W=="right"?(fe=X.sizer.clientWidth-a.offsetWidth,a.style.right="0px"):(W=="left"?fe=0:W=="middle"&&(fe=(X.sizer.clientWidth-a.offsetWidth)/2),a.style.left=fe+"px"),w&&Js(this,{left:fe,top:Q,right:fe+a.offsetWidth,bottom:Q+a.offsetHeight})},triggerOnKeyDown:Kr(ps),triggerOnKeyPress:Kr(vs),triggerOnKeyUp:ms,triggerOnMouseDown:Kr(gs),execCommand:function(r){if(Ia.hasOwnProperty(r))return Ia[r].call(null,this)},triggerElectric:Kr(function(r){Cs(this,r)}),findPosH:function(r,a,w,F){var W=1;a<0&&(W=-1,a=-a);for(var X=ht(this.doc,r),Q=0;Q<a&&!(X=zi(this.doc,X,W,w,F),X.hitSide);++Q);return X},moveH:Kr(function(r,a){var w=this;this.extendSelectionsBy(function(F){return w.display.shift||w.doc.extend||F.empty()?zi(w.doc,F.head,r,a,w.options.rtlMoveVisually):r<0?F.from():F.to()},$)}),deleteH:Kr(function(r,a){var w=this.doc.sel,F=this.doc;w.somethingSelected()?F.replaceSelection("",null,"+delete"):ua(this,function(W){var X=zi(F,W.head,r,a,!1);return r<0?{from:X,to:W.head}:{from:W.head,to:X}})}),findPosV:function(r,a,w,F){var W=1,X=F;a<0&&(W=-1,a=-a);for(var Q=ht(this.doc,r),fe=0;fe<a;++fe){var ve=En(this,Q,"div");if(X==null?X=ve.left:ve.left=X,Q=Ls(this,ve,W,w),Q.hitSide)break}return Q},moveV:Kr(function(r,a){var w=this,F=this.doc,W=[],X=!this.display.shift&&!F.extend&&F.sel.somethingSelected();if(F.extendSelectionsBy(function(fe){if(X)return r<0?fe.from():fe.to();var ve=En(w,fe.head,"div");fe.goalColumn!=null&&(ve.left=fe.goalColumn),W.push(ve.left);var Oe=Ls(w,ve,r,a);return a=="page"&&fe==F.sel.primary()&&wi(w,mi(w,Oe,"div").top-ve.top),Oe},$),W.length)for(var Q=0;Q<F.sel.ranges.length;Q++)F.sel.ranges[Q].goalColumn=W[Q]}),findWordAt:function(r){var a=this.doc,w=nt(a,r.line).text,F=r.ch,W=r.ch;if(w){var X=this.getHelper(r,"wordChars");(r.sticky=="before"||W==w.length)&&F?--F:++W;for(var Q=w.charAt(F),fe=De(Q,X)?function(ve){return De(ve,X)}:/\s/.test(Q)?function(ve){return/\s/.test(ve)}:function(ve){return!/\s/.test(ve)&&!De(ve)};F>0&&fe(w.charAt(F-1));)--F;for(;W<w.length&&fe(w.charAt(W));)++W}return new Nt(Ge(r.line,F),Ge(r.line,W))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?U(this.display.cursorDiv,"CodeMirror-overwrite"):l(this.display.cursorDiv,"CodeMirror-overwrite"),we(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==D()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Kr(function(r,a){Ea(this,r,a)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Cn(this)-this.display.barHeight,width:r.scrollWidth-Cn(this)-this.display.barWidth,clientHeight:fi(this),clientWidth:jn(this)}},scrollIntoView:Kr(function(r,a){r==null?(r={from:this.doc.sel.primary().head,to:null},a==null&&(a=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Ge(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=a||0,r.from.line!=null?Qs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Kr(function(r,a){var w=this,F=function(X){return typeof X=="number"||/^\d+$/.test(String(X))?X+"px":X};r!=null&&(this.display.wrapper.style.width=F(r)),a!=null&&(this.display.wrapper.style.height=F(a)),this.options.lineWrapping&&io(this);var W=this.display.viewFrom;this.doc.iter(W,this.display.viewTo,function(X){if(X.widgets){for(var Q=0;Q<X.widgets.length;Q++)if(X.widgets[Q].noHScroll){kn(w,W,"widget");break}}++W}),this.curOp.forceUpdate=!0,we(this,"refresh",this)}),operation:function(r){return an(this,r)},startOperation:function(){return Vn(this)},endOperation:function(){return Xn(this)},refresh:Kr(function(){var r=this.display.cachedTextHeight;Xr(this),this.curOp.forceUpdate=!0,ya(this),Ea(this,this.doc.scrollLeft,this.doc.scrollTop),Li(this.display),(r==null||Math.abs(r-Zn(this.display))>.5||this.options.lineWrapping)&&xi(this),we(this,"refresh",this)}),swapDoc:Kr(function(r){var a=this.doc;return a.cm=null,this.state.selectingText&&this.state.selectingText(),Mo(this,r),ya(this),this.display.input.reset(),Ea(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Ar(this,"swapDoc",this,a),a}),phrase:function(r){var a=this.options.phrases;return a&&Object.prototype.hasOwnProperty.call(a,r)?a[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}},me(e),e.registerHelper=function(r,a,w){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][a]=w},e.registerGlobalHelper=function(r,a,w,F){e.registerHelper(r,a,F),n[r]._global.push({pred:w,val:F})}}function zi(e,t,n,r,a){var w=t,F=n,W=nt(e,t.line),X=a&&e.direction=="rtl"?-n:n;function Q(){var at=t.line+X;return at<e.first||at>=e.first+e.size?!1:(t=new Ge(at,t.ch,t.sticky),W=nt(e,at))}function fe(at){var qe;if(r=="codepoint"){var it=W.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(it)?qe=null:qe=new Ge(t.line,Math.max(0,Math.min(W.text.length,t.ch+n*(it>=55296&&it<56320?2:1))),-n)}else a?qe=Ml(e.cm,W,t,n):qe=Fi(W,t,n);if(qe==null)if(!at&&Q())t=Bi(a,e.cm,W,t.line,X);else return!1;else t=qe;return!0}if(r=="char"||r=="codepoint")fe();else if(r=="column")fe(!0);else if(r=="word"||r=="group")for(var ve=null,Oe=r=="group",Ae=e.cm&&e.cm.getHelper(t,"wordChars"),We=!0;!(n<0&&!fe(!We));We=!1){var ze=W.text.charAt(t.ch)||`
`,$e=De(ze,Ae)?"w":Oe&&ze==`
`?"n":!Oe||/\s/.test(ze)?null:"p";if(Oe&&!We&&!$e&&($e="s"),ve&&ve!=$e){n<0&&(n=1,fe(),t.sticky="after");break}if($e&&(ve=$e),n>0&&!fe(!We))break}var Ze=ei(e,t,w,F,!0);return Zr(w,Ze)&&(Ze.hitSide=!0),Ze}function Ls(e,t,n,r){var a=e.doc,w=t.left,F;if(r=="page"){var W=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),X=Math.max(W-.5*Zn(e.display),3);F=(n>0?t.bottom:t.top)+n*X}else r=="line"&&(F=n>0?t.bottom+3:t.top-3);for(var Q;!(Q=gi(e,w,F),!Q.outside);){if(n<0?F<=0:F>=a.height){Q.hitSide=!0;break}F+=n*5}return Q}var Bt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new ee,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Bt.prototype.init=function(e){var t=this,n=this,r=n.cm,a=n.div=e.lineDiv;As(a,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function w(W){for(var X=W.target;X;X=X.parentNode){if(X==a)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(X.className))break}return!1}Ce(a,"paste",function(W){if(!w(W)||Ie(r,W)||Ss(W,r))return;N<=11&&setTimeout(br(r,function(){return t.updateFromDOM()}),20)}),Ce(a,"compositionstart",function(W){t.composing={data:W.data,done:!1}}),Ce(a,"compositionupdate",function(W){t.composing||(t.composing={data:W.data,done:!1})}),Ce(a,"compositionend",function(W){t.composing&&(W.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ce(a,"touchstart",function(){return n.forceCompositionEnd()}),Ce(a,"input",function(){t.composing||t.readFromDOMSoon()});function F(W){if(!w(W)||Ie(r,W))return;if(r.somethingSelected())oi({lineWise:!1,text:r.getSelections()}),W.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var X=ws(r);oi({lineWise:!0,text:X.text}),W.type=="cut"&&r.operation(function(){r.setSelections(X.ranges,0,Ee),r.replaceSelection("",null,"cut")})}else return;if(W.clipboardData){W.clipboardData.clearData();var Q=Tn.text.join(`
`);if(W.clipboardData.setData("Text",Q),W.clipboardData.getData("Text")==Q){W.preventDefault();return}}var fe=Ds(),ve=fe.firstChild;r.display.lineSpace.insertBefore(fe,r.display.lineSpace.firstChild),ve.value=Tn.text.join(`
`);var Oe=document.activeElement;K(ve),setTimeout(function(){r.display.lineSpace.removeChild(fe),Oe.focus(),Oe==a&&n.showPrimarySelection()},50)}Ce(a,"copy",F),Ce(a,"cut",F)},Bt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Bt.prototype.prepareSelection=function(){var e=mo(this.cm,!1);return e.focus=document.activeElement==this.div,e},Bt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Bt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Bt.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),a=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||a.line<t.display.viewFrom){e.removeAllRanges();return}var w=si(t,e.anchorNode,e.anchorOffset),F=si(t,e.focusNode,e.focusOffset);if(w&&!w.bad&&F&&!F.bad&&ct(Rr(w,F),r)==0&&ct(qr(w,F),a)==0)return;var W=t.display.view,X=r.line>=t.display.viewFrom&&Os(t,r)||{node:W[0].measure.map[2],offset:0},Q=a.line<t.display.viewTo&&Os(t,a);if(!Q){var fe=W[W.length-1].measure,ve=fe.maps?fe.maps[fe.maps.length-1]:fe.map;Q={node:ve[ve.length-1],offset:ve[ve.length-2]-ve[ve.length-3]}}if(!X||!Q){e.removeAllRanges();return}var Oe=e.rangeCount&&e.getRangeAt(0),Ae;try{Ae=m(X.node,X.offset,Q.offset,Q.node)}catch(We){}Ae&&(!L&&t.state.focused?(e.collapse(X.node,X.offset),Ae.collapsed||(e.removeAllRanges(),e.addRange(Ae))):(e.removeAllRanges(),e.addRange(Ae)),Oe&&e.anchorNode==null?e.addRange(Oe):L&&this.startGracePeriod()),this.rememberSelection()},Bt.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},Bt.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},Bt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Bt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},Bt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Bt.prototype.blur=function(){this.div.blur()},Bt.prototype.getField=function(){return this.div},Bt.prototype.supportsTouch=function(){return!0},Bt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():an(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},Bt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Bt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(c&&y&&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=si(t,e.anchorNode,e.anchorOffset),r=si(t,e.focusNode,e.focusOffset);n&&r&&an(t,function(){Mr(t.doc,Pn(n,r),Ee),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Bt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),a=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Ge(r.line-1,nt(e.doc,r.line-1).length)),a.ch==nt(e.doc,a.line).text.length&&a.line<e.lastLine()&&(a=Ge(a.line+1,0)),r.line<t.viewFrom||a.line>t.viewTo-1)return!1;var w,F,W;r.line==t.viewFrom||(w=Hn(e,r.line))==0?(F=St(t.view[0].line),W=t.view[0].node):(F=St(t.view[w].line),W=t.view[w-1].node.nextSibling);var X=Hn(e,a.line),Q,fe;if(X==t.view.length-1?(Q=t.viewTo-1,fe=t.lineDiv.lastChild):(Q=St(t.view[X+1].line)-1,fe=t.view[X+1].node.previousSibling),!W)return!1;for(var ve=e.doc.splitLines(tu(e,W,fe,F,Q)),Oe=Yt(e.doc,Ge(F,0),Ge(Q,nt(e.doc,Q).text.length));ve.length>1&&Oe.length>1;)if(V(ve)==V(Oe))ve.pop(),Oe.pop(),Q--;else if(ve[0]==Oe[0])ve.shift(),Oe.shift(),F++;else break;for(var Ae=0,We=0,ze=ve[0],$e=Oe[0],Ze=Math.min(ze.length,$e.length);Ae<Ze&&ze.charCodeAt(Ae)==$e.charCodeAt(Ae);)++Ae;for(var at=V(ve),qe=V(Oe),it=Math.min(at.length-(ve.length==1?Ae:0),qe.length-(Oe.length==1?Ae:0));We<it&&at.charCodeAt(at.length-We-1)==qe.charCodeAt(qe.length-We-1);)++We;if(ve.length==1&&Oe.length==1&&F==r.line)for(;Ae&&Ae>r.ch&&at.charCodeAt(at.length-We-1)==qe.charCodeAt(qe.length-We-1);)Ae--,We++;ve[ve.length-1]=at.slice(0,at.length-We).replace(/^\u200b+/,""),ve[0]=ve[0].slice(Ae).replace(/\u200b+$/,"");var gt=Ge(F,Ae),dt=Ge(Q,Oe.length?V(Oe).length-We:0);if(ve.length>1||ve[0]||ct(gt,dt))return oa(e.doc,ve,gt,dt,"+input"),!0},Bt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Bt.prototype.reset=function(){this.forceCompositionEnd()},Bt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Bt.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},Bt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&an(this.cm,function(){return 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me(Yr),qt.inputStyles={textarea:sr,contenteditable:Bt},qt.defineMode=function(e){!qt.defaults.mode&&e!="null"&&(qt.defaults.mode=e),At.apply(this,arguments)},qt.defineMIME=Ut,qt.defineMode("null",function(){return{token:function(e){return e.skipToEnd()}}}),qt.defineMIME("text/plain","null"),qt.defineExtension=function(e,t){qt.prototype[e]=t},qt.defineDocExtension=function(e,t){Yr.prototype[e]=t},qt.fromTextArea=nu,au(qt),qt.version="5.58.2",qt})},WaYH:function(ot,Xe,te){"use strict";var oe=te("rePB"),H=te("Ff2n"),L=te("VTBJ"),z=te("1OyB"),I=te("vuIU"),P=te("JX7q"),B=te("Ji7U"),N=te("LK+K"),_=te("cDcd"),O=te("TSYQ"),y=te.n(O),C=te("sboe"),R=te("OZM5"),A=function(S){var v=S.prefixCls,l=S.level,f=S.isStart,s=S.isEnd;if(!l)return null;for(var i="".concat(v,"-indent-unit"),x=[],m=0;m<l;m+=1){var 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s=l.props,i=s.disableCheckbox,x=s.checked,m=l.props.context.onNodeCheck;if(!l.isCheckable()||i)return;f.preventDefault();var E=!x;m(f,Object(g.b)(l.props),E)},l.onMouseEnter=function(f){var s=l.props.context.onNodeMouseEnter;s(f,Object(g.b)(l.props))},l.onMouseLeave=function(f){var s=l.props.context.onNodeMouseLeave;s(f,Object(g.b)(l.props))},l.onContextMenu=function(f){var s=l.props.context.onNodeContextMenu;s(f,Object(g.b)(l.props))},l.onDragStart=function(f){var s=l.props.context.onNodeDragStart;f.stopPropagation(),l.setState({dragNodeHighlight:!0}),s(f,Object(P.a)(l));try{f.dataTransfer.setData("text/plain","")}catch(i){}},l.onDragEnter=function(f){var s=l.props.context.onNodeDragEnter;f.preventDefault(),f.stopPropagation(),s(f,Object(P.a)(l))},l.onDragOver=function(f){var s=l.props.context.onNodeDragOver;f.preventDefault(),f.stopPropagation(),s(f,Object(P.a)(l))},l.onDragLeave=function(f){var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:z.default,bufferController:_.default,capLevelController:y.default,fpsController:C.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},v()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:N.default,timelineController:O.TimelineController,audioStreamController:I.default,audioTrackController:P.default,emeController:R.default,cmcdController:A.default});function 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C(A,b,g){return b&&y(A.prototype,b),g&&y(A,g),A}var R=function(){function A(g){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=g;var c=g.config;this.bwEstimator=new I.default(c.abrEwmaSlowVoD,c.abrEwmaFastVoD,c.abrEwmaDefaultEstimate),this.registerListeners()}var b=A.prototype;return b.registerListeners=function(){var c=this.hls;c.on(P.Events.FRAG_LOADING,this.onFragLoading,this),c.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),c.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),c.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(P.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var c=this.hls;c.off(P.Events.FRAG_LOADING,this.onFragLoading,this),c.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),c.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),c.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(P.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},b.onFragLoading=function(c,o){var u=o.frag;if(u.type===_.PlaylistLevelType.MAIN&&!this.timer){var d;this.fragCurrent=u,this.partCurrent=(d=o.part)!=null?d:null,this.timer=self.setInterval(this.onCheck,100)}},b.onLevelLoaded=function(c,o){var u=this.hls.config;o.details.live?this.bwEstimator.update(u.abrEwmaSlowLive,u.abrEwmaFastLive):this.bwEstimator.update(u.abrEwmaSlowVoD,u.abrEwmaFastVoD)},b._abandonRulesCheck=function(){var c=this.fragCurrent,o=this.partCurrent,u=this.hls,d=u.autoLevelEnabled,T=u.config,p=u.media;if(!c||!p)return;var h=o?o.stats:c.stats,S=o?o.duration:c.duration;if(h.aborted){O.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!d||p.paused||!p.playbackRate||!p.readyState)return;var v=performance.now()-h.loading.start,l=Math.abs(p.playbackRate);if(v<=500*S/l)return;var f=u.levels,s=u.minAutoLevel,i=f[c.level],x=h.total||Math.max(h.loaded,Math.round(S*i.maxBitrate/8)),m=Math.max(1,h.bwEstimate?h.bwEstimate/8:h.loaded*1e3/v),E=(x-h.loaded)/m,D=p.currentTime,U=(B.BufferHelper.bufferInfo(p,D,T.maxBufferHole).end-D)/l;if(U>=2*S/l||E<=U)return;var j=Number.POSITIVE_INFINITY,K;for(K=c.level-1;K>s;K--){var k=f[K].maxBitrate;if(j=S*k/(8*.8*m),j<U)break}if(j>=E)return;var M=this.bwEstimator.getEstimate();O.logger.warn("Fragment "+c.sn+(o?" part "+o.index:"")+" of level "+c.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+K+`
      Current BW estimate: `+(Object(z.isFiniteNumber)(M)?(M/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+E.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
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u=o.frag,d=o.part,T=d?d.stats:u.stats;if(T.aborted)return;if(u.type!==_.PlaylistLevelType.MAIN||u.sn==="initSegment")return;var p=T.parsing.end-T.loading.start;this.bwEstimator.sample(p,T.loaded),T.bwEstimate=this.bwEstimator.getEstimate(),u.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},b.onError=function(c,o){switch(o.details){case N.ErrorDetails.FRAG_LOAD_ERROR:case N.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},b.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},b.getNextABRAutoLevel=function(){var c=this.fragCurrent,o=this.partCurrent,u=this.hls,d=u.maxAutoLevel,T=u.config,p=u.minAutoLevel,h=u.media,S=o?o.duration:c?c.duration:0,v=h?h.currentTime:0,l=h&&h.playbackRate!==0?Math.abs(h.playbackRate):1,f=this.bwEstimator?this.bwEstimator.getEstimate():T.abrEwmaDefaultEstimate,s=(B.BufferHelper.bufferInfo(h,v,T.maxBufferHole).end-v)/l,i=this.findBestLevel(f,p,d,s,T.abrBandWidthFactor,T.abrBandWidthUpFactor);if(i>=0)return i;O.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var x=S?Math.min(S,T.maxStarvationDelay):T.maxStarvationDelay,m=T.abrBandWidthFactor,E=T.abrBandWidthUpFactor;if(!s){var D=this.bitrateTestDelay;if(D){var U=S?Math.min(S,T.maxLoadingDelay):T.maxLoadingDelay;x=U-D,O.logger.trace("bitrate test took "+Math.round(1e3*D)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*x)+" ms"),m=E=1}}return i=this.findBestLevel(f,p,d,s+x,m,E),Math.max(i,0)},b.findBestLevel=function(c,o,u,d,T,p){for(var h,S=this.fragCurrent,v=this.partCurrent,l=this.lastLoadedFragLevel,f=this.hls.levels,s=f[l],i=!!(s!=null&&(h=s.details)!==null&&h!==void 0&&h.live),x=s==null?void 0:s.codecSet,m=v?v.duration:S?S.duration:0,E=u;E>=o;E--){var D=f[E];if(!D||x&&D.codecSet!==x)continue;var U=D.details,j=(v?U==null?void 0:U.partTarget:U==null?void 0:U.averagetargetduration)||m,K=void 0;E<=l?K=T*c:K=p*c;var k=f[E].maxBitrate,M=k*j/K;if(O.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(K)+"/"+k+"/"+j+"/"+d+"/"+M),K>k&&(!M||i&&!this.bitrateTestDelay||M<d))return E}return-1},C(A,[{key:"nextAutoLevel",get:function(){var c=this._nextAutoLevel,o=this.bwEstimator;if(c!==-1&&(!o||!o.canEstimate()))return c;var u=this.getNextABRAutoLevel();return c!==-1&&(u=Math.min(c,u)),u},set:function(c){this._nextAutoLevel=c}}]),A}();H.default=R},"./src/controller/audio-stream-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),P=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/controller/fragment-tracker.ts"),_=L("./src/types/level.ts"),O=L("./src/types/loader.ts"),y=L("./src/loader/fragment.ts"),C=L("./src/demux/chunk-cache.ts"),R=L("./src/demux/transmuxer-interface.ts"),A=L("./src/types/transmuxer.ts"),b=L("./src/controller/fragment-finders.ts"),g=L("./src/utils/discontinuities.ts"),c=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function u(){return u=Object.assign||function(S){for(var v=1;v<arguments.length;v++){var l=arguments[v];for(var f in l)Object.prototype.hasOwnProperty.call(l,f)&&(S[f]=l[f])}return S},u.apply(this,arguments)}function d(S,v){S.prototype=Object.create(v.prototype),S.prototype.constructor=S,T(S,v)}function T(S,v){return T=Object.setPrototypeOf||function(f,s){return f.__proto__=s,f},T(S,v)}var p=100,h=function(S){d(v,S);function v(f,s){var i;return i=S.call(this,f,s,"[audio-stream-controller]")||this,i.videoBuffer=null,i.videoTrackCC=-1,i.waitingVideoCC=-1,i.audioSwitch=!1,i.trackId=-1,i.waitingData=null,i.mainDetails=null,i.bufferFlushed=!1,i._registerListeners(),i}var l=v.prototype;return l.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},l._registerListeners=function(){var s=this.hls;s.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(P.Events.ERROR,this.onError,this),s.on(P.Events.BUFFER_RESET,this.onBufferReset,this),s.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},l._unregisterListeners=function(){var s=this.hls;s.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(P.Events.ERROR,this.onError,this),s.off(P.Events.BUFFER_RESET,this.onBufferReset,this),s.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},l.onInitPtsFound=function(s,i){var x=i.frag,m=i.id,E=i.initPTS;if(m==="main"){var D=x.cc;this.initPTS[x.cc]=E,this.log("InitPTS for cc: "+D+" found from main: "+E),this.videoTrackCC=D,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},l.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=I.State.STOPPED;return}var i=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,i>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+i.toFixed(3)),this.state=I.State.IDLE):(this.loadedmetadata=!1,this.state=I.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},l.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var s,i=this.levels,x=this.trackId,m=i==null||((s=i[x])===null||s===void 0)?void 0:s.details;if(m){if(this.waitForCdnTuneIn(m))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var E,D=performance.now(),U=this.retryDate;(!U||D>=U||(E=this.media)!==null&&E!==void 0&&E.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var K=j.frag,k=j.part,M=j.cache,G=j.complete;if(this.initPTS[K.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var ee=M.flush(),ue={frag:K,part:k,payload:ee,networkDetails:null};this._handleFragmentLoadProgress(ue),G&&S.prototype._handleFragmentLoadComplete.call(this,ue)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+K.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var de=this.getLoadPosition(),be=B.BufferHelper.bufferInfo(this.mediaBuffer,de,this.config.maxBufferHole),Ee=Object(b.fragmentWithinToleranceTest)(be.end,this.config.maxFragLookUpTolerance,K);Ee<0&&(o.logger.log("Waiting fragment cc ("+K.cc+") @ "+K.start+" cancelled because another fragment at "+be.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},l.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},l.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var i=this.mediaBuffer?this.mediaBuffer:s,x=i.buffered;!this.loadedmetadata&&x.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},l.doTickIdle=function(){var s,i,x=this.hls,m=this.levels,E=this.media,D=this.trackId,U=x.config;if(!m||!m[D])return;if(!E&&(this.startFragRequested||!U.startFragPrefetch))return;var j=m[D],K=j.details;if(!K||K.live&&this.levelLastLoaded!==D||this.waitForCdnTuneIn(K)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,y.ElementaryStreamTypes.AUDIO,O.PlaylistLevelType.AUDIO));var k=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,O.PlaylistLevelType.AUDIO);if(k===null)return;var M=k.len,G=this.getMaxBufferLength(),ee=this.audioSwitch;if(M>=G&&!ee)return;if(!ee&&this._streamEnded(k,K)){x.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var ue=K.fragments,de=ue[0].start,be=k.end;if(ee){var Ee=this.getLoadPosition();be=Ee,K.PTSKnown&&Ee<de&&((k.end>de||k.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=de+.05))}var ae=this.getNextFragment(be,K);if(!ae){this.bufferFlushed=!0;return}((s=ae.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((i=ae.decryptdata)!==null&&i!==void 0&&i.key)?this.loadKey(ae,K):this.loadFragment(ae,K,be)},l.getMaxBufferLength=function(){var s=S.prototype.getMaxBufferLength.call(this),i=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,O.PlaylistLevelType.MAIN);return i===null?s:Math.max(s,i.len)},l.onMediaDetaching=function(){this.videoBuffer=null,S.prototype.onMediaDetaching.call(this)},l.onAudioTracksUpdated=function(s,i){var x=i.audioTracks;this.resetTransmuxer(),this.levels=x.map(function(m){return new _.Level(m)})},l.onAudioTrackSwitching=function(s,i){var x=!!i.url;this.trackId=i.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),x?this.setInterval(p):this.resetTransmuxer(),x?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},l.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},l.onLevelLoaded=function(s,i){this.mainDetails=i.details},l.onAudioTrackLoaded=function(s,i){var x,m=this.levels,E=i.details,D=i.id;if(!m){this.warn("Audio tracks were reset while loading level "+D);return}this.log("Track "+D+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var U=m[D],j=0;if(E.live||(x=U.details)!==null&&x!==void 0&&x.live){var K=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!K)return;!U.details&&E.hasProgramDateTime&&K.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(E,K),j=E.fragments[0].start):j=this.alignPlaylists(E,U.details)}U.details=E,this.levelLastLoaded=D,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(U.details,j),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=I.State.IDLE),this.tick()},l._handleFragmentLoadProgress=function(s){var i,x=s.frag,m=s.part,E=s.payload,D=this.config,U=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+x.sn+" of level "+x.level+" will not be buffered");return}var K=j[U];console.assert(K,"Audio track is defined on fragment load progress");var k=K.details;console.assert(k,"Audio track details are defined on fragment load progress");var M=D.defaultAudioCodec||K.audioCodec||"mp4a.40.2",G=this.transmuxer;G||(G=this.transmuxer=new R.default(this.hls,O.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var ee=this.initPTS[x.cc],ue=(i=x.initSegment)===null||i===void 0?void 0:i.data;if(ee!==void 0){var de=!1,be=m?m.index:-1,Ee=be!==-1,ae=new A.ChunkMetadata(x.level,x.sn,x.stats.chunkCount,E.byteLength,be,Ee);G.push(E,ue,M,"",x,m,k.totalduration,de,ae,ee)}else{o.logger.log("Unknown video PTS for cc "+x.cc+", waiting for video PTS before demuxing audio frag "+x.sn+" of ["+k.startSN+" ,"+k.endSN+"],track "+U);var $=this.waitingData=this.waitingData||{frag:x,part:m,cache:new C.default,complete:!1},re=$.cache;re.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},l._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}S.prototype._handleFragmentLoadComplete.call(this,s)},l.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},l.onBufferCreated=function(s,i){var x=i.tracks.audio;x&&(this.mediaBuffer=x.buffer),i.tracks.video&&(this.videoBuffer=i.tracks.video.buffer)},l.onFragBuffered=function(s,i){var x=i.frag,m=i.part;if(x.type!==O.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(x)){this.warn("Fragment "+x.sn+(m?" p: "+m.index:"")+" of level "+x.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}x.sn!=="initSegment"&&(this.fragPrevious=x,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(x,m)},l.onError=function(s,i){switch(i.details){case c.ErrorDetails.FRAG_LOAD_ERROR:case c.ErrorDetails.FRAG_LOAD_TIMEOUT:case c.ErrorDetails.KEY_LOAD_ERROR:case c.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.AUDIO,i);break;case c.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case c.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=i.fatal?I.State.ERROR:I.State.IDLE,this.warn(i.details+" while loading frag, switching to "+this.state+" state"));break;case c.ErrorDetails.BUFFER_FULL_ERROR:if(i.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var x=!0,m=this.getFwdBufferInfo(this.mediaBuffer,O.PlaylistLevelType.AUDIO);m&&m.len>.5&&(x=!this.reduceMaxBufferLength(m.len)),x&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,S.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},l.onBufferFlushed=function(s,i){var x=i.type;x===y.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},l._handleTransmuxComplete=function(s){var i,x="audio",m=this.hls,E=s.remuxResult,D=s.chunkMeta,U=this.getCurrentContext(D);if(!U){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(D.level);return}var j=U.frag,K=U.part,k=E.audio,M=E.text,G=E.id3,ee=E.initSegment;if(this.fragContextChanged(j))return;if(this.state=I.State.PARSING,this.audioSwitch&&k&&this.completeAudioSwitch(),ee!=null&&ee.tracks&&(this._bufferInitSegment(ee.tracks,j,D),m.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:x,tracks:ee.tracks})),k){var ue=k.startPTS,de=k.endPTS,be=k.startDTS,Ee=k.endDTS;K&&(K.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:de,startDTS:be,endDTS:Ee}),j.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,ue,de,be,Ee),this.bufferFragmentData(k,j,K,D)}if(G!=null&&(i=G.samples)!==null&&i!==void 0&&i.length){var ae=u({frag:j,id:x},G);m.trigger(P.Events.FRAG_PARSING_METADATA,ae)}if(M){var $=u({frag:j,id:x},M);m.trigger(P.Events.FRAG_PARSING_USERDATA,$)}},l._bufferInitSegment=function(s,i,x){if(this.state!==I.State.PARSING)return;s.video&&delete s.video;var m=s.audio;if(!m)return;m.levelCodec=m.codec,m.id="audio",this.log("Init audio buffer, container:"+m.container+", codecs[parsed]=["+m.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,s);var E=m.initSegment;if(E!=null&&E.byteLength){var D={type:"audio",frag:i,part:null,chunkMeta:x,parent:i.type,data:E};this.hls.trigger(P.Events.BUFFER_APPENDING,D)}this.tick()},l.loadFragment=function(s,i,x){var m=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||m===N.FragmentState.NOT_LOADED||m===N.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):i.live&&!Object(z.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,S.prototype.loadFragment.call(this,s,i,x)))},l.completeAudioSwitch=function(){var s=this.hls,i=this.media,x=this.trackId;i&&(this.log("Switching audio track : flushing all audio"),S.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:x})},v}(I.default);H.default=h},"./src/controller/audio-track-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(R,A){for(var b=0;b<A.length;b++){var g=A[b];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(R,g.key,g)}}function _(R,A,b){return A&&N(R.prototype,A),b&&N(R,b),R}function O(R,A){R.prototype=Object.create(A.prototype),R.prototype.constructor=R,y(R,A)}function y(R,A){return y=Object.setPrototypeOf||function(g,c){return g.__proto__=c,g},y(R,A)}var C=function(R){O(A,R);function A(g){var c;return c=R.call(this,g,"[audio-track-controller]")||this,c.tracks=[],c.groupId=null,c.tracksInGroup=[],c.trackId=-1,c.trackName="",c.selectDefaultTrack=!0,c.registerListeners(),c}var b=A.prototype;return b.registerListeners=function(){var c=this.hls;c.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.on(z.Events.ERROR,this.onError,this)},b.unregisterListeners=function(){var c=this.hls;c.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),c.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.off(z.Events.ERROR,this.onError,this)},b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,R.prototype.destroy.call(this)},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},b.onManifestParsed=function(c,o){this.tracks=o.audioTracks||[]},b.onAudioTrackLoaded=function(c,o){var u=o.id,d=o.details,T=this.tracksInGroup[u];if(!T){this.warn("Invalid audio track id "+u);return}var p=T.details;T.details=o.details,this.log("audioTrack "+u+" loaded ["+d.startSN+"-"+d.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,o,p))},b.onLevelLoading=function(c,o){this.switchLevel(o.level)},b.onLevelSwitching=function(c,o){this.switchLevel(o.level)},b.switchLevel=function(c){var o=this.hls.levels[c];if(!(o!=null&&o.audioGroupIds))return;var u=o.audioGroupIds[o.urlId];if(this.groupId!==u){this.groupId=u;var d=this.tracks.filter(function(p){return!u||p.groupId===u});this.selectDefaultTrack&&!d.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=d;var T={audioTracks:d};this.log("Updating audio tracks, "+d.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,T),this.selectInitialTrack()}},b.onError=function(c,o){if(R.prototype.onError.call(this,c,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)},b.setAudioTrack=function(c){var o=this.tracksInGroup;if(c<0||c>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var u=o[this.trackId];this.log("Now switching to audio-track index "+c);var d=o[c],T=d.id,p=d.groupId,h=p===void 0?"":p,S=d.name,v=d.type,l=d.url;if(this.trackId=c,this.trackName=S,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:T,groupId:h,name:S,type:v,url:l}),d.details&&!d.details.live)return;var f=this.switchParams(d.url,u==null?void 0:u.details);this.loadPlaylist(f)},b.selectInitialTrack=function(){var c=this.tracksInGroup;console.assert(c.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,u=this.findTrackId(o)||this.findTrackId();u!==-1?this.setAudioTrack(u):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},b.findTrackId=function(c){for(var o=this.tracksInGroup,u=0;u<o.length;u++){var d=o[u];if((!this.selectDefaultTrack||d.default)&&(!c||c===d.name))return d.id}return-1},b.loadPlaylist=function(c){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var u=o.id,d=o.groupId,T=o.url;if(c)try{T=c.addDirectives(T)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("loading audio-track playlist for id: "+u),this.clearTimer(),this.hls.trigger(z.Events.AUDIO_TRACK_LOADING,{url:T,id:u,groupId:d,deliveryDirectives:c||null})}},_(A,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(c){this.selectDefaultTrack=!1,this.setAudioTrack(c)}}]),A}(P.default);H.default=C},"./src/controller/base-playlist-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return _});var z=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),P=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),N=L("./src/errors.ts"),_=function(){function O(C,R){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,R+":"),this.warn=B.logger.warn.bind(B.logger,R+":"),this.hls=C}var y=O.prototype;return y.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},y.onError=function(R,A){A.fatal&&A.type===N.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},y.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},y.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},y.stopLoad=function(){this.canLoad=!1,this.clearTimer()},y.switchParams=function(R,A){var b=A==null?void 0:A.renditionReports;if(b)for(var g=0;g<b.length;g++){var c=b[g],o=""+c.URI;if(o===R.substr(-o.length)){var u=parseInt(c["LAST-MSN"]),d=parseInt(c["LAST-PART"]);if(A&&this.hls.config.lowLatencyMode){var T=Math.min(A.age-A.partTarget,A.targetduration);d!==void 0&&T>A.partTarget&&(d+=1)}if(Object(z.isFiniteNumber)(u))return new I.HlsUrlParameters(u,Object(z.isFiniteNumber)(d)?d:void 0,I.HlsSkip.No)}}},y.loadPlaylist=function(R){},y.shouldLoadTrack=function(R){return this.canLoad&&R&&!!R.url&&(!R.details||R.details.live)},y.playlistLoaded=function(R,A,b){var g=this,c=A.details,o=A.stats,u=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(c.advancedDateTime=Date.now()-u,c.live||b!=null&&b.live){if(c.reloaded(b),b&&this.log("live playlist "+R+" "+(c.advanced?"REFRESHED "+c.lastPartSn+"-"+c.lastPartIndex:"MISSED")),b&&c.fragments.length>0&&Object(P.mergeDetails)(b,c),!this.canLoad||!c.live)return;var d,T=void 0,p=void 0;if(c.canBlockReload&&c.endSN&&c.advanced){var h=this.hls.config.lowLatencyMode,S=c.lastPartSn,v=c.endSN,l=c.lastPartIndex,f=l!==-1,s=S===v,i=h?0:l;f?(T=s?v+1:S,p=s?i:l+1):T=v+1;var x=c.age,m=x+c.ageHeader,E=Math.min(m-c.partTarget,c.targetduration*1.5);if(E>0){if(b&&E>b.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+b.tuneInGoal+" to: "+E+" with playlist age: "+c.age),E=0;else{var D=Math.floor(E/c.targetduration);if(T+=D,p!==void 0){var U=Math.round(E%c.targetduration/c.partTarget);p+=U}this.log("CDN Tune-in age: "+c.ageHeader+"s last advanced "+x.toFixed(2)+"s goal: "+E+" skip sn "+D+" to part "+p)}c.tuneInGoal=E}if(d=this.getDeliveryDirectives(c,A.deliveryDirectives,T,p),h||!s){this.loadPlaylist(d);return}}else d=this.getDeliveryDirectives(c,A.deliveryDirectives,T,p);var j=Object(P.computeReloadInterval)(c,o);T!==void 0&&c.canBlockReload&&(j-=c.partTarget||1),this.log("reload live playlist "+R+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(d)},j)}else this.clearTimer()},y.getDeliveryDirectives=function(R,A,b,g){var c=Object(I.getSkipValue)(R,b);return A!=null&&A.skip&&R.deltaUpdateFailed&&(b=A.msn,g=A.part,c=I.HlsSkip.No),new I.HlsUrlParameters(b,g,c)},y.retryLoadingOrFail=function(R){var A=this,b=this.hls.config,g=this.retryCount<b.levelLoadingMaxRetry;if(g){var c;if(this.retryCount++,R.details.indexOf("LoadTimeOut")>-1&&(c=R.context)!==null&&c!==void 0&&c.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+R.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*b.levelLoadingRetryDelay,b.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return A.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+R.details+'"')}}else this.warn('cannot recover from error "'+R.details+'"'),this.clearTimer(),R.fatal=!0;return g},O}()},"./src/controller/base-stream-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"State",function(){return v}),L.d(H,"default",function(){return l});var z=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),P=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/utils/logger.ts"),_=L("./src/events.ts"),O=L("./src/errors.ts"),y=L("./src/types/transmuxer.ts"),C=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/discontinuities.ts"),A=L("./src/controller/fragment-finders.ts"),b=L("./src/controller/level-helper.ts"),g=L("./src/loader/fragment-loader.ts"),c=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),u=L("./src/types/loader.ts");function d(f,s){for(var i=0;i<s.length;i++){var x=s[i];x.enumerable=x.enumerable||!1,x.configurable=!0,"value"in x&&(x.writable=!0),Object.defineProperty(f,x.key,x)}}function T(f,s,i){return s&&d(f.prototype,s),i&&d(f,i),f}function p(f){if(f===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return f}function h(f,s){f.prototype=Object.create(s.prototype),f.prototype.constructor=f,S(f,s)}function S(f,s){return S=Object.setPrototypeOf||function(x,m){return x.__proto__=m,x},S(f,s)}var v={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},l=function(f){h(s,f);function s(x,m,E){var D;return D=f.call(this)||this,D.hls=void 0,D.fragPrevious=null,D.fragCurrent=null,D.fragmentTracker=void 0,D.transmuxer=null,D._state=v.STOPPED,D.media=void 0,D.mediaBuffer=void 0,D.config=void 0,D.bitrateTest=!1,D.lastCurrentTime=0,D.nextLoadPosition=0,D.startPosition=0,D.loadedmetadata=!1,D.fragLoadError=0,D.retryDate=0,D.levels=null,D.fragmentLoader=void 0,D.levelLastLoaded=null,D.startFragRequested=!1,D.decrypter=void 0,D.initPTS=[],D.onvseeking=null,D.onvended=null,D.logPrefix="",D.log=void 0,D.warn=void 0,D.logPrefix=E,D.log=N.logger.log.bind(N.logger,E+":"),D.warn=N.logger.warn.bind(N.logger,E+":"),D.hls=x,D.fragmentLoader=new g.default(x.config),D.fragmentTracker=m,D.config=x.config,D.decrypter=new c.default(x,x.config),x.on(_.Events.KEY_LOADED,D.onKeyLoaded,p(D)),D}var i=s.prototype;return i.doTick=function(){this.onTickEnd()},i.onTickEnd=function(){},i.startLoad=function(m){},i.stopLoad=function(){this.fragmentLoader.abort();var m=this.fragCurrent;m&&this.fragmentTracker.removeFragment(m),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=v.STOPPED},i._streamEnded=function(m,E){var D=this.fragCurrent,U=this.fragmentTracker;if(!E.live&&D&&D.sn===E.endSN&&!m.nextStart){var j=U.getState(D);return j===P.FragmentState.PARTIAL||j===P.FragmentState.OK}return!1},i.onMediaAttached=function(m,E){var D=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),D.addEventListener("seeking",this.onvseeking),D.addEventListener("ended",this.onvended);var U=this.config;this.levels&&U.autoStartLoad&&this.state===v.STOPPED&&this.startLoad(U.startPosition)},i.onMediaDetaching=function(){var m=this.media;m!=null&&m.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),m&&(m.removeEventListener("seeking",this.onvseeking),m.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},i.onMediaSeeking=function(){var m=this.config,E=this.fragCurrent,D=this.media,U=this.mediaBuffer,j=this.state,K=D?D.currentTime:0,k=B.BufferHelper.bufferInfo(U||D,K,m.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(K)?K.toFixed(3):K)+", state: "+j),j===v.ENDED)this.resetLoadingState();else if(E&&!k.len){var M=m.maxFragLookUpTolerance,G=E.start-M,ee=E.start+E.duration+M,ue=K>ee;(K<G||ue)&&(ue&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}D&&(this.lastCurrentTime=K),!this.loadedmetadata&&!k.len&&(this.nextLoadPosition=this.startPosition=K),this.tickImmediate()},i.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},i.onKeyLoaded=function(m,E){if(this.state!==v.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=v.IDLE;var D=this.levels[E.frag.level].details;D&&this.loadFragment(E.frag,D,E.frag.start)},i.onHandlerDestroying=function(){this.stopLoad(),f.prototype.onHandlerDestroying.call(this)},i.onHandlerDestroyed=function(){this.state=v.STOPPED,this.hls.off(_.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,f.prototype.onHandlerDestroyed.call(this)},i.loadKey=function(m,E){this.log("Loading key for "+m.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=v.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(_.Events.KEY_LOADING,{frag:m})},i.loadFragment=function(m,E,D){this._loadFragForPlayback(m,E,D)},i._loadFragForPlayback=function(m,E,D){var U=this,j=function(k){if(U.fragContextChanged(m)){U.warn("Fragment "+m.sn+(k.part?" p: "+k.part.index:"")+" of level "+m.level+" was dropped during download."),U.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,U._handleFragmentLoadProgress(k)};this._doFragLoad(m,E,D,j).then(function(K){if(!K)return;U.fragLoadError=0;var k=U.state;if(U.fragContextChanged(m)){(k===v.FRAG_LOADING||k===v.BACKTRACKING||!U.fragCurrent&&k===v.PARSING)&&(U.fragmentTracker.removeFragment(m),U.state=v.IDLE);return}if("payload"in K&&(U.log("Loaded fragment "+m.sn+" of level "+m.level),U.hls.trigger(_.Events.FRAG_LOADED,K),U.state===v.BACKTRACKING)){U.fragmentTracker.backtrack(m,K),U.resetFragmentLoading(m);return}U._handleFragmentLoadComplete(K)}).catch(function(K){U.warn(K),U.resetFragmentLoading(m)})},i.flushMainBuffer=function(m,E,D){if(D===void 0&&(D=null),!(m-E))return;var U={startOffset:m,endOffset:E,type:D};this.fragLoadError=0,this.hls.trigger(_.Events.BUFFER_FLUSHING,U)},i._loadInitSegment=function(m){var E=this;this._doFragLoad(m).then(function(D){if(!D||E.fragContextChanged(m)||!E.levels)throw new Error("init load aborted");return D}).then(function(D){var U=E.hls,j=D.payload,K=m.decryptdata;if(j&&j.byteLength>0&&K&&K.key&&K.iv&&K.method==="AES-128"){var k=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(j),K.key.buffer,K.iv.buffer).then(function(M){var G=self.performance.now();return U.trigger(_.Events.FRAG_DECRYPTED,{frag:m,payload:M,stats:{tstart:k,tdecrypt:G}}),D.payload=M,D})}return D}).then(function(D){var U=E.fragCurrent,j=E.hls,K=E.levels;if(!K)throw new Error("init load aborted, missing levels");var k=K[m.level].details;console.assert(k,"Level details are defined when init segment is loaded");var M=m.stats;E.state=v.IDLE,E.fragLoadError=0,m.data=new Uint8Array(D.payload),M.parsing.start=M.buffering.start=self.performance.now(),M.parsing.end=M.buffering.end=self.performance.now(),D.frag===U&&j.trigger(_.Events.FRAG_BUFFERED,{stats:M,frag:U,part:null,id:m.type}),E.tick()}).catch(function(D){E.warn(D),E.resetFragmentLoading(m)})},i.fragContextChanged=function(m){var E=this.fragCurrent;return!m||!E||m.level!==E.level||m.sn!==E.sn||m.urlId!==E.urlId},i.fragBufferedComplete=function(m,E){var D=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+m.type+" sn: "+m.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level+" "+o.default.toString(B.BufferHelper.getBuffered(D))),this.state=v.IDLE,this.tick()},i._handleFragmentLoadComplete=function(m){var E=this.transmuxer;if(!E)return;var D=m.frag,U=m.part,j=m.partsLoaded,K=!j||j.length===0||j.some(function(M){return!M}),k=new y.ChunkMetadata(D.level,D.sn,D.stats.chunkCount+1,0,U?U.index:-1,!K);E.flush(k)},i._handleFragmentLoadProgress=function(m){},i._doFragLoad=function(m,E,D,U){var j=this;if(D===void 0&&(D=null),!this.levels)throw new Error("frag load aborted, missing levels");if(D=Math.max(m.start,D||0),this.config.lowLatencyMode&&E){var K=E.partList;if(K&&U){D>m.end&&E.fragmentHint&&(m=E.fragmentHint);var k=this.getNextPart(K,m,D);if(k>-1){var M=K[k];return this.log("Loading part sn: "+m.sn+" p: "+M.index+" cc: "+m.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+k+"-"+(K.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(D.toFixed(3))),this.nextLoadPosition=M.start+M.duration,this.state=v.FRAG_LOADING,this.hls.trigger(_.Events.FRAG_LOADING,{frag:m,part:K[k],targetBufferTime:D}),this.doFragPartsLoad(m,K,k,U).catch(function(G){return j.handleFragLoadError(G)})}else if(!m.url||this.loadedEndOfParts(K,D))return Promise.resolve(null)}}return this.log("Loading fragment "+m.sn+" cc: "+m.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(D.toFixed(3))),Object(z.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=v.FRAG_LOADING,this.hls.trigger(_.Events.FRAG_LOADING,{frag:m,targetBufferTime:D}),this.fragmentLoader.load(m,U).catch(function(G){return j.handleFragLoadError(G)})},i.doFragPartsLoad=function(m,E,D,U){var j=this;return new Promise(function(K,k){var M=[],G=function ee(ue){var de=E[ue];j.fragmentLoader.loadPart(m,de,U).then(function(be){M[de.index]=be;var Ee=be.part;j.hls.trigger(_.Events.FRAG_LOADED,be);var ae=E[ue+1];if(ae&&ae.fragment===m)ee(ue+1);else return K({frag:m,part:Ee,partsLoaded:M})}).catch(k)};G(D)})},i.handleFragLoadError=function(m){var E=m.data;return E&&E.details===O.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(_.Events.ERROR,E),null},i._handleTransmuxerFlush=function(m){var E=this.getCurrentContext(m);if(!E||this.state!==v.PARSING){this.fragCurrent||(this.state=v.IDLE);return}var D=E.frag,U=E.part,j=E.level,K=self.performance.now();D.stats.parsing.end=K,U&&(U.stats.parsing.end=K),this.updateLevelTiming(D,U,j,m.partial)},i.getCurrentContext=function(m){var E=this.levels,D=m.level,U=m.sn,j=m.part;if(!E||!E[D])return this.warn("Levels object was unset while buffering fragment "+U+" of level "+D+". The current chunk will not be buffered."),null;var K=E[D],k=j>-1?Object(b.getPartWith)(K,U,j):null,M=k?k.fragment:Object(b.getFragmentWithSN)(K,U,this.fragCurrent);return M?{frag:M,part:k,level:K}:null},i.bufferFragmentData=function(m,E,D,U){if(!m||this.state!==v.PARSING)return;var j=m.data1,K=m.data2,k=j;if(j&&K&&(k=Object(C.appendUint8Array)(j,K)),!k||!k.length)return;var M={type:m.type,frag:E,part:D,chunkMeta:U,parent:E.type,data:k};this.hls.trigger(_.Events.BUFFER_APPENDING,M),m.dropped&&m.independent&&!D&&this.flushBufferGap(E)},i.flushBufferGap=function(m){var E=this.media;if(!E)return;if(!B.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,m.start);return}var D=E.currentTime,U=B.BufferHelper.bufferInfo(E,D,0),j=m.duration,K=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),k=Math.max(Math.min(m.start-K,U.end-K),D+K);m.start-k>K&&this.flushMainBuffer(k,m.start)},i.getFwdBufferInfo=function(m,E){var D=this.config,U=this.getLoadPosition();if(!Object(z.isFiniteNumber)(U))return null;var j=B.BufferHelper.bufferInfo(m,U,D.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var K=this.fragmentTracker.getBufferedFrag(U,E);if(K&&j.nextStart<K.end)return B.BufferHelper.bufferInfo(m,U,Math.max(j.nextStart,D.maxBufferHole))}return j},i.getMaxBufferLength=function(m){var E=this.config,D;return m?D=Math.max(8*E.maxBufferSize/m,E.maxBufferLength):D=E.maxBufferLength,Math.min(D,E.maxMaxBufferLength)},i.reduceMaxBufferLength=function(m){var E=this.config,D=m||E.maxBufferLength;return E.maxMaxBufferLength>=D?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},i.getNextFragment=function(m,E){var D,U,j=E.fragments,K=j.length;if(!K)return null;var k=this.config,M=j[0].start,G;if(E.live){var ee=k.initialLiveManifestSize;if(K<ee)return this.warn("Not enough fragments to start playback (have: "+K+", need: "+ee+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(G=this.getInitialLiveFragment(E,j),this.startPosition=G?this.hls.liveSyncPosition||G.start:m)}else m<=M&&(G=j[0]);if(!G){var ue=k.lowLatencyMode?E.partEnd:E.fragmentEnd;G=this.getFragmentAtPosition(m,ue,E)}return(D=G)!==null&&D!==void 0&&D.initSegment&&!((U=G)!==null&&U!==void 0&&U.initSegment.data)&&!this.bitrateTest&&(G=G.initSegment),G},i.getNextPart=function(m,E,D){for(var U=-1,j=!1,K=!0,k=0,M=m.length;k<M;k++){var G=m[k];if(K=K&&!G.independent,U>-1&&D<G.start)break;var ee=G.loaded;!ee&&(j||G.independent||K)&&G.fragment===E&&(U=k),j=ee}return U},i.loadedEndOfParts=function(m,E){var D=m[m.length-1];return D&&E>D.start&&D.loaded},i.getInitialLiveFragment=function(m,E){var D=this.fragPrevious,U=null;if(D){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+D.programDateTime),U=Object(A.findFragmentByPDT)(E,D.endProgramDateTime,this.config.maxFragLookUpTolerance)),!U){var j=D.sn+1;if(j>=m.startSN&&j<=m.endSN){var K=E[j-m.startSN];D.cc===K.cc&&(U=K,this.log("Live playlist, switching playlist, load frag with next SN: "+U.sn))}U||(U=Object(A.findFragWithCC)(E,D.cc),U&&this.log("Live playlist, switching playlist, load frag with same CC: "+U.sn))}}else{var k=this.hls.liveSyncPosition;k!==null&&(U=this.getFragmentAtPosition(k,this.bitrateTest?m.fragmentEnd:m.edge,m))}return U},i.getFragmentAtPosition=function(m,E,D){var U=this.config,j=this.fragPrevious,K=D.fragments,k=D.endSN,M=D.fragmentHint,G=U.maxFragLookUpTolerance,ee=!!(U.lowLatencyMode&&D.partList&&M);ee&&M&&!this.bitrateTest&&(K=K.concat(M),k=M.sn);var ue;if(m<E){var de=m>E-G?0:G;ue=Object(A.findFragmentByPTS)(j,K,m,de)}else ue=K[K.length-1];if(ue){var be=ue.sn-D.startSN,Ee=j&&ue.level===j.level,ae=K[be+1],$=this.fragmentTracker.getState(ue);if($===P.FragmentState.BACKTRACKED){ue=null;for(var re=be;K[re]&&this.fragmentTracker.getState(K[re])===P.FragmentState.BACKTRACKED;)j?ue=K[re--]:ue=K[--re];ue||(ue=ae)}else j&&ue.sn===j.sn&&!ee&&(Ee&&(ue.sn<k&&this.fragmentTracker.getState(ae)!==P.FragmentState.OK?(this.log("SN "+ue.sn+" just loaded, load next one: "+ae.sn),ue=ae):ue=null))}return ue},i.synchronizeToLiveEdge=function(m){var E=this.config,D=this.media;if(!D)return;var U=this.hls.liveSyncPosition,j=D.currentTime,K=m.fragments[0].start,k=m.edge,M=j>=K-E.maxFragLookUpTolerance&&j<=k;if(U!==null&&D.duration>U&&(j<U||!M)){var G=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*m.targetduration;(!M&&D.readyState<4||j<k-G)&&(this.loadedmetadata||(this.nextLoadPosition=U),D.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+k+", reset currentTime to : "+U.toFixed(3)),D.currentTime=U))}},i.alignPlaylists=function(m,E){var D=this.levels,U=this.levelLastLoaded,j=this.fragPrevious,K=U!==null?D[U]:null,k=m.fragments.length;if(!k)return this.warn("No fragments in live playlist"),0;var M=m.fragments[0].start,G=!E,ee=m.alignedSliding&&Object(z.isFiniteNumber)(M);if(G||!ee&&!M){Object(R.alignStream)(j,K,m);var ue=m.fragments[0].start;return this.log("Live playlist sliding: "+ue.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+m.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+k),ue}return M},i.waitForCdnTuneIn=function(m){var E=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*E)},i.setStartPosition=function(m,E){var D=this.startPosition;if(D<E&&(D=-1),D===-1||this.lastCurrentTime===-1){var U=m.startTimeOffset;Object(z.isFiniteNumber)(U)?(D=E+U,U<0&&(D+=m.totalduration),D=Math.min(Math.max(E,D),E+m.totalduration),this.log("Start time offset "+U+" found in playlist, adjust startPosition to "+D),this.startPosition=D):m.live?D=this.hls.liveSyncPosition||E:this.startPosition=D=0,this.lastCurrentTime=D}this.nextLoadPosition=D},i.getLoadPosition=function(){var m=this.media,E=0;return this.loadedmetadata&&m?E=m.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},i.handleFragLoadAborted=function(m,E){this.transmuxer&&m.sn!=="initSegment"&&m.stats.aborted&&(this.warn("Fragment "+m.sn+(E?" part"+E.index:"")+" of level "+m.level+" was aborted"),this.resetFragmentLoading(m))},i.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=v.IDLE)},i.onFragmentOrKeyLoadError=function(m,E){if(E.fatal)return;var D=E.frag;if(!D||D.type!==m)return;var U=this.fragCurrent;console.assert(U&&D.sn===U.sn&&D.level===U.level&&D.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(D.level))return;var K=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+D.sn+" of "+m+" "+D.level+" failed to load, retrying in "+K+"ms"),this.retryDate=self.performance.now()+K,this.fragLoadError++,this.state=v.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(m===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=v.IDLE):(N.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=v.ERROR)},i.afterBufferFlushed=function(m,E,D){if(!m)return;var U=B.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(E,U,D),this.state===v.ENDED&&this.resetLoadingState()},i.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=v.IDLE},i.resetLiveStartWhenNotLoaded=function(m){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[m].details:null;if(E!=null&&E.live)return this.startPosition=-1,this.setStartPosition(E,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},i.updateLevelTiming=function(m,E,D,U){var j=this,K=D.details;console.assert(!!K,"level.details must be defined");var k=Object.keys(m.elementaryStreams).reduce(function(M,G){var ee=m.elementaryStreams[G];if(ee){var ue=ee.endPTS-ee.startPTS;if(ue<=0)return j.warn("Could not parse fragment "+m.sn+" "+G+" duration reliably ("+ue+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),M||!1;var de=U?0:Object(b.updateFragPTSDTS)(K,m,ee.startPTS,ee.endPTS,ee.startDTS,ee.endDTS);return j.hls.trigger(_.Events.LEVEL_PTS_UPDATED,{details:K,level:D,drift:de,type:G,frag:m,start:ee.startPTS,end:ee.endPTS}),!0}return M},!1);k?(this.state=v.PARSED,this.hls.trigger(_.Events.FRAG_PARSED,{frag:m,part:E})):this.resetLoadingState()},i.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},T(s,[{key:"state",get:function(){return this._state},set:function(m){var E=this._state;E!==m&&(this._state=m,this.log(E+"->"+m))}}]),s}(I.default)},"./src/controller/buffer-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return A});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),N=L("./src/utils/buffer-helper.ts"),_=L("./src/utils/mediasource-helper.ts"),O=L("./src/loader/fragment.ts"),y=L("./src/controller/buffer-operation-queue.ts"),C=Object(_.getMediaSource)(),R=/([ha]vc.)(?:\.[^.,]+)+/,A=function(){function b(c){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 u=o.hls,d=o.media,T=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),d&&(o.updateMediaElementDuration(),u.trigger(I.Events.MEDIA_ATTACHED,{media:d})),T&&T.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=c,this._initSourceBuffer(),this.registerListeners()}var g=b.prototype;return g.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},g.destroy=function(){this.unregisterListeners(),this.details=null},g.registerListeners=function(){var o=this.hls;o.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(I.Events.BUFFER_RESET,this.onBufferReset,this),o.on(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(I.Events.BUFFER_EOS,this.onBufferEos,this),o.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(I.Events.FRAG_PARSED,this.onFragParsed,this),o.on(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(I.Events.BUFFER_RESET,this.onBufferReset,this),o.off(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(I.Events.BUFFER_EOS,this.onBufferEos,this),o.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(I.Events.FRAG_PARSED,this.onFragParsed,this),o.off(I.Events.FRAG_CHANGED,this.onFragChanged,this)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new y.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(o,u){var d=2;(u.audio&&!u.video||!u.altAudio)&&(d=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=d,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(o,u){var d=this.media=u.media;if(d&&C){var T=this.mediaSource=new C;T.addEventListener("sourceopen",this._onMediaSourceOpen),T.addEventListener("sourceended",this._onMediaSourceEnded),T.addEventListener("sourceclose",this._onMediaSourceClose),d.src=self.URL.createObjectURL(T),this._objectUrl=d.src}},g.onMediaDetaching=function(){var o=this.media,u=this.mediaSource,d=this._objectUrl;if(u){if(P.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(T){P.logger.warn("[buffer-controller]: onMediaDetaching: "+T.message+" while calling endOfStream")}this.onBufferReset(),u.removeEventListener("sourceopen",this._onMediaSourceOpen),u.removeEventListener("sourceended",this._onMediaSourceEnded),u.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(d&&self.URL.revokeObjectURL(d),o.src===d?(o.removeAttribute("src"),o.load()):P.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(I.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(u){var d=o.sourceBuffer[u];try{d&&(o.removeBufferListeners(u),o.mediaSource&&o.mediaSource.removeSourceBuffer(d),o.sourceBuffer[u]=void 0)}catch(T){P.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",T)}}),this._initSourceBuffer()},g.onBufferCodecs=function(o,u){var d=this,T=this.getSourceBufferTypes().length;if(Object.keys(u).forEach(function(p){if(T){var h=d.tracks[p];if(h&&typeof h.buffer.changeType=="function"){var S=u[p],v=S.codec,l=S.levelCodec,f=S.container,s=(h.levelCodec||h.codec).replace(R,"$1"),i=(l||v).replace(R,"$1");if(s!==i){var x=f+";codecs="+(l||v);d.appendChangeType(p,x)}}}else d.pendingTracks[p]=u[p]}),T)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(o,u){var d=this,T=this.operationQueue,p={execute:function(){var S=d.sourceBuffer[o];S&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+u),S.changeType(u)),T.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(S){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",S)}};T.append(p,o)},g.onBufferAppending=function(o,u){var d=this,T=this.hls,p=this.operationQueue,h=this.tracks,S=u.data,v=u.type,l=u.frag,f=u.part,s=u.chunkMeta,i=s.buffering[v],x=self.performance.now();i.start=x;var m=l.stats.buffering,E=f?f.stats.buffering:null;m.start===0&&(m.start=x),E&&E.start===0&&(E.start=x);var D=h.audio,U=v==="audio"&&s.id===1&&(D==null?void 0:D.container)==="audio/mpeg",j={execute:function(){if(i.executeStart=self.performance.now(),U){var k=d.sourceBuffer[v];if(k){var M=l.start-k.timestampOffset;Math.abs(M)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+l.start+" (delta: "+M+") sn: "+l.sn+")"),k.timestampOffset=l.start)}}d.appendExecutor(S,v)},onStart:function(){},onComplete:function(){var k=self.performance.now();i.executeEnd=i.end=k,m.first===0&&(m.first=k),E&&E.first===0&&(E.first=k);var M=d.sourceBuffer,G={};for(var ee in M)G[ee]=N.BufferHelper.getBuffered(M[ee]);d.appendError=0,d.hls.trigger(I.Events.BUFFER_APPENDED,{type:v,frag:l,part:f,chunkMeta:s,parent:l.type,timeRanges:G})},onError:function(k){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+v+" SourceBuffer",k);var M={type:B.ErrorTypes.MEDIA_ERROR,parent:l.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:k,fatal:!1};k.code===DOMException.QUOTA_EXCEEDED_ERR?M.details=B.ErrorDetails.BUFFER_FULL_ERROR:(d.appendError++,M.details=B.ErrorDetails.BUFFER_APPEND_ERROR,d.appendError>T.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+T.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),M.fatal=!0)),T.trigger(I.Events.ERROR,M)}};p.append(j,v)},g.onBufferFlushing=function(o,u){var d=this,T=this.operationQueue,p=function(S){return{execute:d.removeExecutor.bind(d,S,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){d.hls.trigger(I.Events.BUFFER_FLUSHED,{type:S})},onError:function(l){P.logger.warn("[buffer-controller]: Failed to remove from "+S+" SourceBuffer",l)}}};u.type?T.append(p(u.type),u.type):this.getSourceBufferTypes().forEach(function(h){T.append(p(h),h)})},g.onFragParsed=function(o,u){var d=this,T=u.frag,p=u.part,h=[],S=p?p.elementaryStreams:T.elementaryStreams;S[O.ElementaryStreamTypes.AUDIOVIDEO]?h.push("audiovideo"):(S[O.ElementaryStreamTypes.AUDIO]&&h.push("audio"),S[O.ElementaryStreamTypes.VIDEO]&&h.push("video"));var v=function(){var f=self.performance.now();T.stats.buffering.end=f,p&&(p.stats.buffering.end=f);var s=p?p.stats:T.stats;d.hls.trigger(I.Events.FRAG_BUFFERED,{frag:T,part:p,stats:s,id:T.type})};h.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+T.type+" level: "+T.level+" sn: "+T.sn),this.blockBuffers(v,h)},g.onFragChanged=function(o,u){this.flushBackBuffer()},g.onBufferEos=function(o,u){var d=this,T=this.getSourceBufferTypes().reduce(function(p,h){var S=d.sourceBuffer[h];return(!u.type||u.type===h)&&(S&&!S.ended&&(S.ended=!0,P.logger.log("[buffer-controller]: "+h+" sourceBuffer now EOS"))),p&&!!(!S||S.ended)},!0);T&&this.blockBuffers(function(){var p=d.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},g.onLevelUpdated=function(o,u){var d=u.details;if(!d.fragments.length)return;this.details=d,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},g.flushBackBuffer=function(){var o=this.hls,u=this.details,d=this.media,T=this.sourceBuffer;if(!d||u===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var h=u.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(z.isFiniteNumber)(h)||h<0)return;var S=d.currentTime,v=u.levelTargetDuration,l=Math.max(h,v),f=Math.floor(S/v)*v-l;p.forEach(function(s){var i=T[s];if(i){var x=N.BufferHelper.getBuffered(i);x.length>0&&f>x.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),u.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:s}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,u=this.hls,d=this.media,T=this.mediaSource,p=o.fragments[0].start+o.totalduration,h=d.duration,S=Object(z.isFiniteNumber)(T.duration)?T.duration:0;o.live&&u.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),T.duration=Infinity,this.updateSeekableRange(o)):(p>S&&p>h||!Object(z.isFiniteNumber)(h))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),T.duration=p)},g.updateSeekableRange=function(o){var u=this.mediaSource,d=o.fragments,T=d.length;if(T&&o.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var p=Math.max(0,d[0].start),h=Math.max(p,p+o.totalduration);u.setLiveSeekableRange(p,h)}},g.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,u=this.operationQueue,d=this.pendingTracks,T=Object.keys(d).length;if(T&&!o||T===2){this.createSourceBuffers(d),this.pendingTracks={};var p=this.getSourceBufferTypes();if(p.length===0){this.hls.trigger(I.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}p.forEach(function(h){u.executeNext(h)})}},g.createSourceBuffers=function(o){var u=this.sourceBuffer,d=this.mediaSource;if(!d)throw Error("createSourceBuffers called when mediaSource was null");var T=0;for(var p in o)if(!u[p]){var h=o[p];if(!h)throw Error("source buffer exists for track "+p+", however track does not");var S=h.levelCodec||h.codec,v=h.container+";codecs="+S;P.logger.log("[buffer-controller]: creating sourceBuffer("+v+")");try{var l=u[p]=d.addSourceBuffer(v),f=p;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[p]={buffer:l,codec:S,container:h.container,levelCodec:h.levelCodec,id:h.id},T++}catch(s){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:v})}}T&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(o){var u=this.operationQueue,d=u.current(o);d.onStart()},g._onSBUpdateEnd=function(o){var u=this.operationQueue,d=u.current(o);d.onComplete(),u.shiftAndExecuteNext(o)},g._onSBUpdateError=function(o,u){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",u),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var d=this.operationQueue.current(o);d&&d.onError(u)},g.removeExecutor=function(o,u,d){var T=this.media,p=this.mediaSource,h=this.operationQueue,S=this.sourceBuffer,v=S[o];if(!T||!p||!v){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(o);return}var l=Object(z.isFiniteNumber)(T.duration)?T.duration:Infinity,f=Object(z.isFiniteNumber)(p.duration)?p.duration:Infinity,s=Math.max(0,u),i=Math.min(d,l,f);i>s?(P.logger.log("[buffer-controller]: Removing ["+s+","+i+"] from the "+o+" SourceBuffer"),console.assert(!v.updating,o+" sourceBuffer must not be updating"),v.remove(s,i)):h.shiftAndExecuteNext(o)},g.appendExecutor=function(o,u){var d=this.operationQueue,T=this.sourceBuffer,p=T[u];if(!p){P.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),d.shiftAndExecuteNext(u);return}p.ended=!1,console.assert(!p.updating,u+" sourceBuffer must not be updating"),p.appendBuffer(o)},g.blockBuffers=function(o,u){var d=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var T=this.operationQueue,p=u.map(function(h){return T.appendBlocker(h)});Promise.all(p).then(function(){o(),u.forEach(function(h){var S=d.sourceBuffer[h];(!S||!S.updating)&&T.shiftAndExecuteNext(h)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(o,u,d){var T=this.sourceBuffer[o];if(!T)return;var p=d.bind(this,o);this.listeners[o].push({event:u,listener:p}),T.addEventListener(u,p)},g.removeBufferListeners=function(o){var u=this.sourceBuffer[o];if(!u)return;this.listeners[o].forEach(function(d){u.removeEventListener(d.event,d.listener)})},b}()},"./src/controller/buffer-operation-queue.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return I});var z=L("./src/utils/logger.ts"),I=function(){function P(N){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=N}var B=P.prototype;return B.append=function(_,O){var y=this.queues[O];y.push(_),y.length===1&&this.buffers[O]&&this.executeNext(O)},B.insertAbort=function(_,O){var y=this.queues[O];y.unshift(_),this.executeNext(O)},B.appendBlocker=function(_){var O,y=new Promise(function(R){O=R}),C={execute:O,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(C,_),y},B.executeNext=function(_){var O=this.buffers,y=this.queues,C=O[_],R=y[_];if(R.length){var A=R[0];try{A.execute()}catch(b){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),A.onError(b),(!C||!C.updating)&&(R.shift(),this.executeNext(_))}}},B.shiftAndExecuteNext=function(_){this.queues[_].shift(),this.executeNext(_)},B.current=function(_){return this.queues[_][0]},P}()},"./src/controller/cap-level-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts");function I(N,_){for(var O=0;O<_.length;O++){var y=_[O];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(N,y.key,y)}}function P(N,_,O){return _&&I(N.prototype,_),O&&I(N,O),N}var B=function(){function N(O){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=O,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var _=N.prototype;return _.setStreamController=function(y){this.streamController=y},_.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},_.registerListeners=function(){var y=this.hls;y.on(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.on(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},_.unregisterListener=function(){var y=this.hls;y.off(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.off(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},_.onFpsDropLevelCapping=function(y,C){N.isLevelAllowed(C.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(C.droppedLevel)},_.onMediaAttaching=function(y,C){this.media=C.media instanceof HTMLVideoElement?C.media:null},_.onManifestParsed=function(y,C){var R=this.hls;this.restrictedLevels=[],this.firstLevel=C.firstLevel,R.config.capLevelToPlayerSize&&C.video&&this.startCapping()},_.onBufferCodecs=function(y,C){var R=this.hls;R.config.capLevelToPlayerSize&&C.video&&this.startCapping()},_.onMediaDetaching=function(){this.stopCapping()},_.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var y=this.hls.levels;if(y.length){var C=this.hls;C.autoLevelCapping=this.getMaxLevel(y.length-1),C.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=C.autoLevelCapping}}},_.getMaxLevel=function(y){var C=this,R=this.hls.levels;if(!R.length)return-1;var A=R.filter(function(b,g){return N.isLevelAllowed(g,C.restrictedLevels)&&g<=y});return this.clientRect=null,N.getMaxLevelByMediaSize(A,this.mediaWidth,this.mediaHeight)},_.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()},_.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},_.getDimensions=function(){if(this.clientRect)return this.clientRect;var y=this.media,C={width:0,height:0};if(y){var R=y.getBoundingClientRect();C.width=R.width,C.height=R.height,!C.width&&!C.height&&(C.width=R.right-R.left||y.width||0,C.height=R.bottom-R.top||y.height||0)}return this.clientRect=C,C},N.isLevelAllowed=function(y,C){return C===void 0&&(C=[]),C.indexOf(y)===-1},N.getMaxLevelByMediaSize=function(y,C,R){if(!y||!y.length)return-1;for(var A=function(u,d){return d?u.width!==d.width||u.height!==d.height:!0},b=y.length-1,g=0;g<y.length;g+=1){var c=y[g];if((c.width>=C||c.height>=R)&&A(c,y[g+1])){b=g;break}}return b},P(N,[{key:"mediaWidth",get:function(){return this.getDimensions().width*N.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*N.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var y=1;try{y=self.devicePixelRatio}catch(C){}return y}}]),N}();H.default=B},"./src/controller/cmcd-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return A});var z=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),P=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function N(b,g){for(var c=0;c<g.length;c++){var o=g[c];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(b,o.key,o)}}function _(b,g,c){return g&&N(b.prototype,g),c&&N(b,c),b}function O(b,g){var c=typeof Symbol!="undefined"&&b[Symbol.iterator]||b["@@iterator"];if(c)return(c=c.call(b)).next.bind(c);if(Array.isArray(b)||(c=y(b))||g&&b&&typeof b.length=="number"){c&&(b=c);var o=0;return function(){return o>=b.length?{done:!0}:{done:!1,value:b[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 y(b,g){if(!b)return;if(typeof b=="string")return C(b,g);var c=Object.prototype.toString.call(b).slice(8,-1);if(c==="Object"&&b.constructor&&(c=b.constructor.name),c==="Map"||c==="Set")return Array.from(b);if(c==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c))return C(b,g)}function C(b,g){(g==null||g>b.length)&&(g=b.length);for(var c=0,o=new Array(g);c<g;c++)o[c]=b[c];return o}function R(){return R=Object.assign||function(b){for(var g=1;g<arguments.length;g++){var c=arguments[g];for(var o in c)Object.prototype.hasOwnProperty.call(c,o)&&(b[o]=c[o])}return b},R.apply(this,arguments)}var A=function(){function b(c){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(T){try{o.apply(T,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(p){B.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(T){try{var p=T.frag,h=o.hls.levels[p.level],S=o.getObjectType(p),v={d:p.duration*1e3,ot:S};(S===I.CMCDObjectType.VIDEO||S===I.CMCDObjectType.AUDIO||S==I.CMCDObjectType.MUXED)&&(v.br=h.bitrate/1e3,v.tb=o.getTopBandwidth(S),v.bl=o.getBufferLength(S)),o.apply(T,v)}catch(l){B.logger.warn("Could not generate segment CMCD data.",l)}},this.hls=c;var u=this.config=c.config,d=u.cmcd;d!=null&&(u.pLoader=this.createPlaylistLoader(),u.fLoader=this.createFragmentLoader(),this.sid=d.sessionId||b.uuid(),this.cid=d.contentId,this.useHeaders=d.useHeaders===!0,this.registerListeners())}var g=b.prototype;return g.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)},g.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()},g.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},g.onMediaAttached=function(o,u){this.media=u.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},g.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},g.onBufferCreated=function(o,u){var d,T;this.audioBuffer=(d=u.tracks.audio)===null||d===void 0?void 0:d.buffer,this.videoBuffer=(T=u.tracks.video)===null||T===void 0?void 0:T.buffer},g.createData=function(){var o;return{v:I.CMCDVersion,sf:I.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}},g.apply=function(o,u){u===void 0&&(u={}),R(u,this.createData());var d=u.ot===I.CMCDObjectType.INIT||u.ot===I.CMCDObjectType.VIDEO||u.ot===I.CMCDObjectType.MUXED;if(this.starved&&d&&(u.bs=!0,u.su=!0,this.starved=!1),u.su==null&&(u.su=this.buffering),this.useHeaders){var T=b.toHeaders(u);if(!Object.keys(T).length)return;o.headers||(o.headers={}),R(o.headers,T)}else{var p=b.toQuery(u);if(!p)return;o.url=b.appendQueryToUri(o.url,p)}},g.getObjectType=function(o){var u=o.type;return u==="subtitle"?I.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?I.CMCDObjectType.INIT:u==="audio"?I.CMCDObjectType.AUDIO:u==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(o){for(var u=0,d=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,T=O(d),p;!(p=T()).done;){var h=p.value;h.bitrate>u&&(u=h.bitrate)}return u>0?u:NaN},g.getBufferLength=function(o){var u=this.hls.media,d=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!d||!u)return NaN;var T=P.BufferHelper.bufferInfo(d,u.currentTime,this.config.maxBufferHole);return T.len*1e3},g.createPlaylistLoader=function(){var o=this.config.pLoader,u=this.applyPlaylistData,d=o||this.config.loader;return function(){function T(h){this.loader=void 0,this.loader=new d(h)}var p=T.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(S,v,l){u(S),this.loader.load(S,v,l)},_(T,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),T}()},g.createFragmentLoader=function(){var o=this.config.fLoader,u=this.applyFragmentData,d=o||this.config.loader;return function(){function T(h){this.loader=void 0,this.loader=new d(h)}var p=T.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(S,v,l){u(S),this.loader.load(S,v,l)},_(T,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),T}()},b.uuid=function(){var o=URL.createObjectURL(new Blob),u=o.toString();return URL.revokeObjectURL(o),u.substr(u.lastIndexOf("/")+1)},b.serialize=function(o){for(var u=[],d=function(U){return!Number.isNaN(U)&&U!=null&&U!==""&&U!==!1},T=function(U){return Math.round(U)},p=function(U){return T(U/100)*100},h=function(U){return encodeURIComponent(U)},S={br:T,d:T,bl:p,dl:p,mtp:p,nor:h,rtp:p,tb:T},v=Object.keys(o||{}).sort(),l=O(v),f;!(f=l()).done;){var s=f.value,i=o[s];if(!d(i))continue;if(s==="v"&&i===1)continue;if(s=="pr"&&i===1)continue;var x=S[s];x&&(i=x(i));var m=typeof i,E=void 0;s==="ot"||s==="sf"||s==="st"?E=s+"="+i:m==="boolean"?E=s:m==="number"?E=s+"="+i:E=s+"="+JSON.stringify(i),u.push(E)}return u.join(",")},b.toHeaders=function(o){for(var u=Object.keys(o),d={},T=["Object","Request","Session","Status"],p=[{},{},{},{}],h={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},S=0,v=u;S<v.length;S++){var l=v[S],f=h[l]!=null?h[l]:1;p[f][l]=o[l]}for(var s=0;s<p.length;s++){var i=b.serialize(p[s]);i&&(d["CMCD-"+T[s]]=i)}return d},b.toQuery=function(o){return"CMCD="+encodeURIComponent(b.serialize(o))},b.appendQueryToUri=function(o,u){if(!u)return o;var d=o.includes("?")?"&":"?";return""+o+d+u},b}()},"./src/controller/eme-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function N(A,b){for(var g=0;g<b.length;g++){var c=b[g];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(A,c.key,c)}}function _(A,b,g){return b&&N(A.prototype,b),g&&N(A,g),A}var O=3,y=function(b,g,c){var o={audioCapabilities:[],videoCapabilities:[]};return b.forEach(function(u){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+u+'"',robustness:c.audioRobustness||""})}),g.forEach(function(u){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+u+'"',robustness:c.videoRobustness||""})}),[o]},C=function(b,g,c,o){switch(b){case B.KeySystems.WIDEVINE:return y(g,c,o);default:throw new Error("Unknown key-system: "+b)}},R=function(){function A(g){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=g,this._config=g.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 b=A.prototype;return b.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},b._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)},b._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)},b.getLicenseServerUrl=function(c){switch(c){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+c+'"')},b._attemptKeySystemAccess=function(c,o,u){var d=this,T=C(c,o,u,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(c,T);this.mediaKeysPromise=p.then(function(h){return d._onMediaKeySystemAccessObtained(c,h)}),p.catch(function(h){P.logger.error('Failed to obtain key-system "'+c+'" access:',h)})},b._onMediaKeySystemAccessObtained=function(c,o){var u=this;P.logger.log('Access for key-system "'+c+'" obtained');var d={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:c};this._mediaKeysList.push(d);var T=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(p){return d.mediaKeys=p,P.logger.log('Media-keys created for key-system "'+c+'"'),u._onMediaKeysCreated(),p});return T.catch(function(p){P.logger.error("Failed to create media-keys:",p)}),T},b._onMediaKeysCreated=function(){var c=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),c._onNewMediaKeySession(o.mediaKeysSession))})},b._onNewMediaKeySession=function(c){var o=this;P.logger.log("New key-system session "+c.sessionId),c.addEventListener("message",function(u){o._onKeySessionMessage(c,u.message)},!1)},b._onKeySessionMessage=function(c,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(u){P.logger.log("Received license data (length: "+(u&&u.byteLength)+"), updating key-session"),c.update(u)})},b.onMediaEncrypted=function(c){var o=this;if(P.logger.log('Media is encrypted using "'+c.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var u=function(T){if(!o._media)return;o._attemptSetMediaKeys(T),o._generateRequestWithPreferredKeySession(c.initDataType,c.initData)};this.mediaKeysPromise.then(u).catch(u)},b._attemptSetMediaKeys=function(c){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){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},b._generateRequestWithPreferredKeySession=function(c,o){var u=this,d=this._mediaKeysList[0];if(!d){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(d.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var T=d.mediaKeysSession;if(!T){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+c+'" init data type'),d.mediaKeysSessionInitialized=!0,T.generateRequest(c,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(p){P.logger.error("Error generating key-session request:",p),u.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},b._createLicenseXhr=function(c,o,u){var d=new XMLHttpRequest;d.responseType="arraybuffer",d.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,d,c,o,u);var T=this._licenseXhrSetup;if(T)try{T.call(this.hls,d,c),T=void 0}catch(p){P.logger.error(p)}try{d.readyState||d.open("POST",c,!0),T&&T.call(this.hls,d,c)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return d},b._onLicenseRequestReadyStageChange=function(c,o,u,d){switch(c.readyState){case 4:if(c.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var T=c.response,p=this._licenseResponseCallback;if(p)try{T=p.call(this.hls,c,o)}catch(S){P.logger.error(S)}d(T)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+c.status+" ("+c.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>O){this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var h=O-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+h+" attempts left"),this._requestLicense(u,d)}break}},b._generateLicenseRequestChallenge=function(c,o){switch(c.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+c.mediaKeySystemDomain)},b._requestLicense=function(c,o){P.logger.log("Requesting content license for key-system");var u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var d=this.getLicenseServerUrl(u.mediaKeySystemDomain),T=this._createLicenseXhr(d,c,o);P.logger.log("Sending license request to URL: "+d);var p=this._generateLicenseRequestChallenge(u,c);T.send(p)}catch(h){P.logger.error("Failure requesting DRM license: "+h),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},b.onMediaAttached=function(c,o){if(!this._emeEnabled)return;var u=o.media;this._media=u,u.addEventListener("encrypted",this._onMediaEncrypted)},b.onMediaDetached=function(){var c=this._media,o=this._mediaKeysList;if(!c)return;c.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(u){if(u.mediaKeysSession)return u.mediaKeysSession.close().catch(function(){})})).then(function(){return c.setMediaKeys(null)}).catch(function(){})},b.onManifestParsed=function(c,o){if(!this._emeEnabled)return;var u=o.levels.map(function(T){return T.audioCodec}).filter(function(T){return!!T}),d=o.levels.map(function(T){return T.videoCodec}).filter(function(T){return!!T});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,u,d)},_(A,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),A}();H.default=R},"./src/controller/fps-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=function(){function B(_){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=_,this.registerListeners()}var N=B.prototype;return N.setStreamController=function(O){this.streamController=O},N.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},N.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},N.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},N.onMediaAttaching=function(O,y){var C=this.hls.config;if(C.capLevelOnFPSDrop){var R=y.media instanceof self.HTMLVideoElement?y.media:null;this.media=R,R&&typeof R.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),C.fpsDroppedMonitoringPeriod)}},N.checkFPS=function(O,y,C){var R=performance.now();if(y){if(this.lastTime){var A=R-this.lastTime,b=C-this.lastDroppedFrames,g=y-this.lastDecodedFrames,c=1e3*b/A,o=this.hls;if(o.trigger(z.Events.FPS_DROP,{currentDropped:b,currentDecoded:g,totalDroppedFrames:C}),c>0&&b>o.config.fpsDroppedMonitoringThreshold*g){var u=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=u)&&(u=u-1,o.trigger(z.Events.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:o.currentLevel}),o.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=R,this.lastDroppedFrames=C,this.lastDecodedFrames=y}},N.checkFPSInterval=function(){var O=this.media;if(O)if(this.isVideoPlaybackQualityAvailable){var y=O.getVideoPlaybackQuality();this.checkFPS(O,y.totalVideoFrames,y.droppedVideoFrames)}else this.checkFPS(O,O.webkitDecodedFrameCount,O.webkitDroppedFrameCount)},B}();H.default=P},"./src/controller/fragment-finders.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"findFragmentByPDT",function(){return P}),L.d(H,"findFragmentByPTS",function(){return B}),L.d(H,"fragmentWithinToleranceTest",function(){return N}),L.d(H,"pdtWithinToleranceTest",function(){return _}),L.d(H,"findFragWithCC",function(){return O});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function P(y,C,R){if(C===null||!Array.isArray(y)||!y.length||!Object(z.isFiniteNumber)(C))return null;var A=y[0].programDateTime;if(C<(A||0))return null;var b=y[y.length-1].endProgramDateTime;if(C>=(b||0))return null;R=R||0;for(var g=0;g<y.length;++g){var c=y[g];if(_(C,R,c))return c}return null}function B(y,C,R,A){R===void 0&&(R=0),A===void 0&&(A=0);var b=null;if(y?b=C[y.sn-C[0].sn+1]||null:R===0&&C[0].start===0&&(b=C[0]),b&&N(R,A,b)===0)return b;var g=I.default.search(C,N.bind(null,R,A));return g||b}function N(y,C,R){y===void 0&&(y=0),C===void 0&&(C=0);var A=Math.min(C,R.duration+(R.deltaPTS?R.deltaPTS:0));return R.start+R.duration-A<=y?1:R.start-A>y&&R.start?-1:0}function _(y,C,R){var A=Math.min(C,R.duration+(R.deltaPTS?R.deltaPTS:0))*1e3,b=R.endProgramDateTime||0;return b-A>y}function O(y,C){return I.default.search(y,function(R){return R.cc<C?1:R.cc>C?-1:0})}},"./src/controller/fragment-tracker.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"FragmentState",function(){return P}),L.d(H,"FragmentTracker",function(){return B});var z=L("./src/events.ts"),I=L("./src/types/loader.ts"),P;(function(O){O.NOT_LOADED="NOT_LOADED",O.BACKTRACKED="BACKTRACKED",O.APPENDING="APPENDING",O.PARTIAL="PARTIAL",O.OK="OK"})(P||(P={}));var B=function(){function O(C){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=C,this._registerListeners()}var y=O.prototype;return y._registerListeners=function(){var R=this.hls;R.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},y._unregisterListeners=function(){var R=this.hls;R.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},y.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},y.getAppendedFrag=function(R,A){if(A===I.PlaylistLevelType.MAIN){var b=this.activeFragment,g=this.activeParts;if(!b)return null;if(g)for(var c=g.length;c--;){var o=g[c],u=o?o.end:b.appendedPTS;if(o.start<=R&&u!==void 0&&R<=u)return c>9&&(this.activeParts=g.slice(c-9)),o}else if(b.start<=R&&b.appendedPTS!==void 0&&R<=b.appendedPTS)return b}return this.getBufferedFrag(R,A)},y.getBufferedFrag=function(R,A){for(var b=this.fragments,g=Object.keys(b),c=g.length;c--;){var o=b[g[c]];if((o==null?void 0:o.body.type)===A&&o.buffered){var u=o.body;if(u.start<=R&&R<=u.end)return u}}return null},y.detectEvictedFragments=function(R,A,b){var g=this;Object.keys(this.fragments).forEach(function(c){var o=g.fragments[c];if(!o)return;if(!o.buffered){o.body.type===b&&g.removeFragment(o.body);return}var u=o.range[R];if(!u)return;u.time.some(function(d){var T=!g.isTimeBuffered(d.startPTS,d.endPTS,A);return T&&g.removeFragment(o.body),T})})},y.detectPartialFragments=function(R){var A=this,b=this.timeRanges,g=R.frag,c=R.part;if(!b||g.sn==="initSegment")return;var o=_(g),u=this.fragments[o];if(!u)return;Object.keys(b).forEach(function(d){var T=g.elementaryStreams[d];if(!T)return;var p=b[d],h=c!==null||T.partial===!0;u.range[d]=A.getBufferedTimes(g,c,h,p)}),u.backtrack=u.loaded=null,Object.keys(u.range).length?u.buffered=!0:this.removeFragment(u.body)},y.fragBuffered=function(R){var A=_(R),b=this.fragments[A];b&&(b.backtrack=b.loaded=null,b.buffered=!0)},y.getBufferedTimes=function(R,A,b,g){for(var c={time:[],partial:b},o=A?A.start:R.start,u=A?A.end:R.end,d=R.minEndPTS||u,T=R.maxStartPTS||o,p=0;p<g.length;p++){var h=g.start(p)-this.bufferPadding,S=g.end(p)+this.bufferPadding;if(T>=h&&d<=S){c.time.push({startPTS:Math.max(o,g.start(p)),endPTS:Math.min(u,g.end(p))});break}else if(o<S&&u>h)c.partial=!0,c.time.push({startPTS:Math.max(o,g.start(p)),endPTS:Math.min(u,g.end(p))});else if(u<=h)break}return c},y.getPartialFragment=function(R){var A=null,b,g,c,o=0,u=this.bufferPadding,d=this.fragments;return Object.keys(d).forEach(function(T){var p=d[T];if(!p)return;N(p)&&(g=p.body.start-u,c=p.body.end+u,R>=g&&R<=c&&(b=Math.min(R-g,c-R),o<=b&&(A=p.body,o=b)))}),A},y.getState=function(R){var A=_(R),b=this.fragments[A];return b?b.buffered?N(b)?P.PARTIAL:P.OK:b.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},y.backtrack=function(R,A){var b=_(R),g=this.fragments[b];if(!g||g.backtrack)return null;var c=g.backtrack=A||g.loaded;return g.loaded=null,c},y.getBacktrackData=function(R){var A=_(R),b=this.fragments[A];if(b){var g,c=b.backtrack;if(c!=null&&(g=c.payload)!==null&&g!==void 0&&g.byteLength)return c;this.removeFragment(R)}return null},y.isTimeBuffered=function(R,A,b){for(var g,c,o=0;o<b.length;o++){if(g=b.start(o)-this.bufferPadding,c=b.end(o)+this.bufferPadding,R>=g&&A<=c)return!0;if(A<=g)return!1}return!1},y.onFragLoaded=function(R,A){var b=A.frag,g=A.part;if(b.sn==="initSegment"||b.bitrateTest||g)return;var c=_(b);this.fragments[c]={body:b,loaded:A,backtrack:null,buffered:!1,range:Object.create(null)}},y.onBufferAppended=function(R,A){var b=this,g=A.frag,c=A.part,o=A.timeRanges;if(g.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=g,c){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(c)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(d){var T=o[d];if(b.detectEvictedFragments(d,T),!c)for(var p=0;p<T.length;p++)g.appendedPTS=Math.max(T.end(p),g.appendedPTS||0)})},y.onFragBuffered=function(R,A){this.detectPartialFragments(A)},y.hasFragment=function(R){var A=_(R);return!!this.fragments[A]},y.removeFragmentsInRange=function(R,A,b){var g=this;Object.keys(this.fragments).forEach(function(c){var o=g.fragments[c];if(!o)return;if(o.buffered){var u=o.body;u.type===b&&u.start<A&&u.end>R&&g.removeFragment(u)}})},y.removeFragment=function(R){var A=_(R);R.stats.loaded=0,R.clearElementaryStreamInfo(),delete this.fragments[A]},y.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},O}();function N(O){var y,C;return O.buffered&&(((y=O.range.video)===null||y===void 0?void 0:y.partial)||((C=O.range.audio)===null||C===void 0?void 0:C.partial))}function _(O){return O.type+"_"+O.level+"_"+O.urlId+"_"+O.sn}},"./src/controller/gap-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"STALL_MINIMUM_DURATION_MS",function(){return N}),L.d(H,"MAX_START_GAP_JUMP",function(){return _}),L.d(H,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return O}),L.d(H,"SKIP_BUFFER_RANGE_START",function(){return y}),L.d(H,"default",function(){return C});var z=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),P=L("./src/events.ts"),B=L("./src/utils/logger.ts"),N=250,_=2,O=.1,y=.05,C=function(){function R(b,g,c,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=b,this.media=g,this.fragmentTracker=c,this.hls=o}var A=R.prototype;return A.destroy=function(){this.hls=this.fragmentTracker=this.media=null},A.poll=function(g){var c=this.config,o=this.media,u=this.stalled,d=o.currentTime,T=o.seeking,p=this.seeking&&!T,h=!this.seeking&&T;if(this.seeking=T,d!==g){if(this.moved=!0,u!==null){if(this.stallReported){var S=self.performance.now()-u;B.logger.warn("playback not stuck anymore @"+d+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((h||p)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!z.BufferHelper.getBuffered(o).length)return;var v=z.BufferHelper.bufferInfo(o,d,0),l=v.len>0,f=v.nextStart||0;if(!l&&!f)return;if(T){var s=v.len>_,i=!f||f-d>_&&!this.fragmentTracker.getPartialFragment(d);if(s||i)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var x,m=Math.max(f,v.start||0)-d,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,D=E==null||((x=E.details)===null||x===void 0)?void 0:x.live,U=D?E.details.targetduration*2:_;if(m>0&&m<=U){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(u===null){this.stalled=j;return}var K=j-u;!T&&K>=N&&this._reportStall(v.len);var k=z.BufferHelper.bufferInfo(o,d,c.maxBufferHole);this._tryFixBufferStall(k,K)},A._tryFixBufferStall=function(g,c){var o=this.config,u=this.fragmentTracker,d=this.media,T=d.currentTime,p=u.getPartialFragment(T);if(p){var h=this._trySkipBufferHole(p);if(h)return}g.len>o.maxBufferHole&&c>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},A._reportStall=function(g){var c=this.hls,o=this.media,u=this.stallReported;u||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+g+")"),c.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},A._trySkipBufferHole=function(g){for(var c=this.config,o=this.hls,u=this.media,d=u.currentTime,T=0,p=z.BufferHelper.getBuffered(u),h=0;h<p.length;h++){var S=p.start(h);if(d+c.maxBufferHole>=T&&d<S){var v=Math.max(S+y,u.currentTime+O);return B.logger.warn("skipping hole, adjusting currentTime from "+d+" to "+v),this.moved=!0,this.stalled=null,u.currentTime=v,g&&o.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+d+" to "+v,frag:g}),v}T=p.end(h)}return 0},A._tryNudgeBuffer=function(){var g=this.config,c=this.hls,o=this.media,u=o.currentTime,d=(this.nudgeRetry||0)+1;if(this.nudgeRetry=d,d<g.nudgeMaxRetry){var T=u+d*g.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+u+" to "+T),o.currentTime=T,c.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+u+" after "+g.nudgeMaxRetry+" nudges"),c.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},R}()},"./src/controller/id3-track-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/demux/id3.ts"),B=.25,N=function(){function _(y){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=y,this._registerListeners()}var O=_.prototype;return O.destroy=function(){this._unregisterListeners()},O._registerListeners=function(){var C=this.hls;C.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O._unregisterListeners=function(){var C=this.hls;C.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),C.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},O.onMediaAttached=function(C,R){this.media=R.media},O.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},O.getID3Track=function(C){if(!this.media)return;for(var R=0;R<C.length;R++){var A=C[R];if(A.kind==="metadata"&&A.label==="id3")return Object(I.sendAddTrackEvent)(A,this.media),A}return this.media.addTextTrack("metadata","id3")},O.onFragParsingMetadata=function(C,R){if(!this.media)return;var A=R.frag,b=R.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var g=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,c=0;c<b.length;c++){var o=P.getID3Frames(b[c].data);if(o){var u=b[c].pts,d=c<b.length-1?b[c+1].pts:A.end,T=d-u;T<=0&&(d=u+B);for(var p=0;p<o.length;p++){var h=o[p];if(!P.isTimeStampFrame(h)){var S=new g(u,d,"");S.value=h,this.id3Track.addCue(S)}}}}},O.onBufferFlushing=function(C,R){var A=R.startOffset,b=R.endOffset,g=R.type;if(!g||g==="audio"){var c=this.id3Track;c&&Object(I.removeCuesInRange)(c,A,b)}},_}();H.default=N},"./src/controller/latency-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return _});var z=L("./src/errors.ts"),I=L("./src/events.ts"),P=L("./src/utils/logger.ts");function B(O,y){for(var C=0;C<y.length;C++){var R=y[C];R.enumerable=R.enumerable||!1,R.configurable=!0,"value"in R&&(R.writable=!0),Object.defineProperty(O,R.key,R)}}function N(O,y,C){return y&&B(O.prototype,y),C&&B(O,C),O}var _=function(){function O(C){var R=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 R.timeupdate()},this.hls=C,this.config=C.config,this.registerListeners()}var y=O.prototype;return y.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},y.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(I.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(I.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(I.Events.ERROR,this.onError)},y.onMediaAttached=function(R,A){this.media=A.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},y.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},y.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},y.onLevelUpdated=function(R,A){var b=A.details;this.levelDetails=b,b.advanced&&this.timeupdate(),!b.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},y.onError=function(R,A){if(A.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},y.timeupdate=function(){var R=this.media,A=this.levelDetails;if(!R||!A)return;this.currentTime=R.currentTime;var b=this.computeLatency();if(b===null)return;this._latency=b;var g=this.config,c=g.lowLatencyMode,o=g.maxLiveSyncPlaybackRate;if(!c||o===1)return;var u=this.targetLatency;if(u===null)return;var d=b-u,T=Math.min(this.maxLatency,u+A.targetduration),p=d<T;if(A.live&&p&&d>.05&&this.forwardBufferLength>1){var h=Math.min(2,Math.max(1,o)),S=Math.round(2/(1+Math.exp(-.75*d-this.edgeStalled))*20)/20;R.playbackRate=Math.min(h,Math.max(1,S))}else R.playbackRate!==1&&R.playbackRate!==0&&(R.playbackRate=1)},y.estimateLiveEdge=function(){var R=this.levelDetails;return R===null?null:R.edge+R.age},y.computeLatency=function(){var R=this.estimateLiveEdge();return R===null?null:R-this.currentTime},N(O,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var R=this.config,A=this.levelDetails;return R.liveMaxLatencyDuration!==void 0?R.liveMaxLatencyDuration:A?R.liveMaxLatencyDurationCount*A.targetduration:0}},{key:"targetLatency",get:function(){var R=this.levelDetails;if(R===null)return null;var A=R.holdBack,b=R.partHoldBack,g=R.targetduration,c=this.config,o=c.liveSyncDuration,u=c.liveSyncDurationCount,d=c.lowLatencyMode,T=this.hls.userConfig,p=d&&b||A;(T.liveSyncDuration||T.liveSyncDurationCount||p===0)&&(p=o!==void 0?o:u*g);var h=g,S=1;return p+Math.min(this.stallCount*S,h)}},{key:"liveSyncPosition",get:function(){var R=this.estimateLiveEdge(),A=this.targetLatency,b=this.levelDetails;if(R===null||A===null||b===null)return null;var g=b.edge,c=R-A-this.edgeStalled,o=g-b.totalduration,u=g-(this.config.lowLatencyMode&&b.partTarget||b.targetduration);return Math.min(Math.max(o,c),u)}},{key:"drift",get:function(){var R=this.levelDetails;return R===null?1:R.drift}},{key:"edgeStalled",get:function(){var R=this.levelDetails;if(R===null)return 0;var A=(this.config.lowLatencyMode&&R.partTarget||R.targetduration)*3;return Math.max(R.age-A,0)}},{key:"forwardBufferLength",get:function(){var R=this.media,A=this.levelDetails;if(!R||!A)return 0;var b=R.buffered.length;return b?R.buffered.end(b-1):A.edge-this.currentTime}}]),O}()},"./src/controller/level-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return c});var z=L("./src/types/level.ts"),I=L("./src/events.ts"),P=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),N=L("./src/controller/level-helper.ts"),_=L("./src/controller/base-playlist-controller.ts"),O=L("./src/types/loader.ts");function y(){return y=Object.assign||function(o){for(var u=1;u<arguments.length;u++){var d=arguments[u];for(var T in d)Object.prototype.hasOwnProperty.call(d,T)&&(o[T]=d[T])}return o},y.apply(this,arguments)}function C(o,u){for(var d=0;d<u.length;d++){var T=u[d];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(o,T.key,T)}}function R(o,u,d){return u&&C(o.prototype,u),d&&C(o,d),o}function A(o,u){o.prototype=Object.create(u.prototype),o.prototype.constructor=o,b(o,u)}function b(o,u){return b=Object.setPrototypeOf||function(T,p){return T.__proto__=p,T},b(o,u)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),c=function(o){A(u,o);function u(T){var p;return p=o.call(this,T,"[level-controller]")||this,p._levels=[],p._firstLevel=-1,p._startLevel=void 0,p.currentLevelIndex=-1,p.manualLevelIndex=-1,p.onParsedComplete=void 0,p._registerListeners(),p}var d=u.prototype;return d._registerListeners=function(){var p=this.hls;p.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.on(I.Events.ERROR,this.onError,this)},d._unregisterListeners=function(){var p=this.hls;p.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.off(I.Events.ERROR,this.onError,this)},d.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},d.startLoad=function(){var p=this._levels;p.forEach(function(h){h.loadError=0}),o.prototype.startLoad.call(this)},d.onManifestLoaded=function(p,h){var S=[],v=[],l=[],f,s={},i,x=!1,m=!1,E=!1;if(h.levels.forEach(function(K){var k=K.attrs;x=x||!!(K.width&&K.height),m=m||!!K.videoCodec,E=E||!!K.audioCodec,g&&K.audioCodec&&K.audioCodec.indexOf("mp4a.40.34")!==-1&&(K.audioCodec=void 0);var M=K.bitrate+"-"+K.attrs.RESOLUTION+"-"+K.attrs.CODECS;i=s[M],i?i.url.push(K.url):(i=new z.Level(K),s[M]=i,S.push(i)),k&&(k.AUDIO&&Object(N.addGroupId)(i,"audio",k.AUDIO),k.SUBTITLES&&Object(N.addGroupId)(i,"text",k.SUBTITLES))}),(x||m)&&E&&(S=S.filter(function(K){var k=K.videoCodec,M=K.width,G=K.height;return!!k||!!(M&&G)})),S=S.filter(function(K){var k=K.audioCodec,M=K.videoCodec;return(!k||Object(B.isCodecSupportedInMp4)(k,"audio"))&&(!M||Object(B.isCodecSupportedInMp4)(M,"video"))}),h.audioTracks&&(v=h.audioTracks.filter(function(K){return!K.audioCodec||Object(B.isCodecSupportedInMp4)(K.audioCodec,"audio")}),Object(N.assignTrackIdsByGroup)(v)),h.subtitles&&(l=h.subtitles,Object(N.assignTrackIdsByGroup)(l)),S.length>0){f=S[0].bitrate,S.sort(function(K,k){return K.bitrate-k.bitrate}),this._levels=S;for(var D=0;D<S.length;D++)if(S[D].bitrate===f){this._firstLevel=D,this.log("manifest loaded, "+S.length+" level(s) found, first bitrate: "+f);break}var U=E&&!m,j={levels:S,audioTracks:v,subtitleTracks:l,firstLevel:this._firstLevel,stats:h.stats,audio:E,video:m,altAudio:!U&&v.some(function(K){return!!K.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:h.url,reason:"no level with compatible codecs found in manifest"})},d.onError=function(p,h){if(o.prototype.onError.call(this,p,h),h.fatal)return;var S=h.context,v=this._levels[this.currentLevelIndex];if(S&&(S.type===O.PlaylistContextType.AUDIO_TRACK&&v.audioGroupIds&&S.groupId===v.audioGroupIds[v.urlId]||S.type===O.PlaylistContextType.SUBTITLE_TRACK&&v.textGroupIds&&S.groupId===v.textGroupIds[v.urlId])){this.redundantFailover(this.currentLevelIndex);return}var l=!1,f=!0,s;switch(h.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(h.frag){var i=this._levels[h.frag.level];i?(i.fragmentError++,i.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=h.frag.level)):s=h.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:S&&(S.deliveryDirectives&&(f=!1),s=S.level),l=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:s=h.level,l=!0;break}s!==void 0&&this.recoverLevel(h,s,l,f)},d.recoverLevel=function(p,h,S,v){var l=p.details,f=this._levels[h];if(f.loadError++,S){var s=this.retryLoadingOrFail(p);if(s)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(v){var i=f.url.length;if(i>1&&f.loadError<i)p.levelRetry=!0,this.redundantFailover(h);else if(this.manualLevelIndex===-1){var x=h===0?this._levels.length-1:h-1;this.currentLevelIndex!==x&&this._levels[x].loadError===0&&(this.warn(l+": switch to "+x),p.levelRetry=!0,this.hls.nextAutoLevel=x)}}},d.redundantFailover=function(p){var h=this._levels[p],S=h.url.length;if(S>1){var v=(h.urlId+1)%S;this.warn("Switching to redundant URL-id "+v),this._levels.forEach(function(l){l.urlId=v}),this.level=p}},d.onFragLoaded=function(p,h){var S=h.frag;if(S!==void 0&&S.type===O.PlaylistLevelType.MAIN){var v=this._levels[S.level];v!==void 0&&(v.fragmentError=0,v.loadError=0)}},d.onLevelLoaded=function(p,h){var S,v=h.level,l=h.details,f=this._levels[v];if(!f){var s;this.warn("Invalid level index "+v),(s=h.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(l.deltaUpdateFailed=!0);return}v===this.currentLevelIndex?(f.fragmentError===0&&(f.loadError=0,this.retryCount=0),this.playlistLoaded(v,h,f.details)):(S=h.deliveryDirectives)!==null&&S!==void 0&&S.skip&&(l.deltaUpdateFailed=!0)},d.onAudioTrackSwitched=function(p,h){var S=this.hls.levels[this.currentLevelIndex];if(!S)return;if(S.audioGroupIds){for(var v=-1,l=this.hls.audioTracks[h.id].groupId,f=0;f<S.audioGroupIds.length;f++)if(S.audioGroupIds[f]===l){v=f;break}v!==S.urlId&&(S.urlId=v,this.startLoad())}},d.loadPlaylist=function(p){var h=this.currentLevelIndex,S=this._levels[h];if(this.canLoad&&S&&S.url.length>0){var v=S.urlId,l=S.url[v];if(p)try{l=p.addDirectives(l)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Attempt loading level index "+h+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+v+" "+l),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:l,level:h,id:v,deliveryDirectives:p||null})}},d.removeLevel=function(p,h){var S=function(f,s){return s!==h},v=this._levels.filter(function(l,f){return f!==p?!0:l.url.length>1&&h!==void 0?(l.url=l.url.filter(S),l.audioGroupIds&&(l.audioGroupIds=l.audioGroupIds.filter(S)),l.textGroupIds&&(l.textGroupIds=l.textGroupIds.filter(S)),l.urlId=0,!0):!1}).map(function(l,f){var s=l.details;return s!=null&&s.fragments&&s.fragments.forEach(function(i){i.level=f}),l});this._levels=v,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:v})},R(u,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var h,S=this._levels;if(S.length===0)return;if(this.currentLevelIndex===p&&(h=S[p])!==null&&h!==void 0&&h.details)return;if(p<0||p>=S.length){var v=p<0;if(this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:v,reason:"invalid level idx"}),v)return;p=Math.min(p,S.length-1)}this.clearTimer();var l=this.currentLevelIndex,f=S[l],s=S[p];this.log("switching to level "+p+" from "+l),this.currentLevelIndex=p;var i=y({},s,{level:p,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete i._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,i);var x=s.details;if(!x||x.live){var m=this.switchParams(s.uri,f==null?void 0:f.details);this.loadPlaylist(m)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(p){this.manualLevelIndex=p,this._startLevel===void 0&&(this._startLevel=p),p!==-1&&(this.level=p)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(p){this._firstLevel=p}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var p=this.hls.config.startLevel;return p!==void 0?p:this._firstLevel}else return this._startLevel},set:function(p){this._startLevel=p}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(p){this.level=p,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=p)}}]),u}(_.default)},"./src/controller/level-helper.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"addGroupId",function(){return P}),L.d(H,"assignTrackIdsByGroup",function(){return B}),L.d(H,"updatePTS",function(){return N}),L.d(H,"updateFragPTSDTS",function(){return O}),L.d(H,"mergeDetails",function(){return y}),L.d(H,"mapPartIntersection",function(){return C}),L.d(H,"mapFragmentIntersection",function(){return R}),L.d(H,"adjustSliding",function(){return A}),L.d(H,"addSliding",function(){return b}),L.d(H,"computeReloadInterval",function(){return g}),L.d(H,"getFragmentWithSN",function(){return c}),L.d(H,"getPartWith",function(){return o});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function P(u,d,T){switch(d){case"audio":u.audioGroupIds||(u.audioGroupIds=[]),u.audioGroupIds.push(T);break;case"text":u.textGroupIds||(u.textGroupIds=[]),u.textGroupIds.push(T);break}}function B(u){var d={};u.forEach(function(T){var p=T.groupId||"";T.id=d[p]=d[p]||0,d[p]++})}function N(u,d,T){var p=u[d],h=u[T];_(p,h)}function _(u,d){var T=d.startPTS;if(Object(z.isFiniteNumber)(T)){var p=0,h;d.sn>u.sn?(p=T-u.start,h=u):(p=u.start-T,h=d),h.duration!==p&&(h.duration=p)}else if(d.sn>u.sn){var S=u.cc===d.cc;S&&u.minEndPTS?d.start=u.start+(u.minEndPTS-u.start):d.start=u.start+u.duration}else d.start=Math.max(u.start-d.duration,0)}function O(u,d,T,p,h,S){var v=p-T;v<=0&&(I.logger.warn("Fragment should have a positive duration",d),p=T+d.duration,S=h+d.duration);var l=T,f=p,s=d.startPTS,i=d.endPTS;if(Object(z.isFiniteNumber)(s)){var x=Math.abs(s-T);Object(z.isFiniteNumber)(d.deltaPTS)?d.deltaPTS=Math.max(x,d.deltaPTS):d.deltaPTS=x,l=Math.max(T,s),T=Math.min(T,s),h=Math.min(h,d.startDTS),f=Math.min(p,i),p=Math.max(p,i),S=Math.max(S,d.endDTS)}d.duration=p-T;var m=T-d.start;d.appendedPTS=p,d.start=d.startPTS=T,d.maxStartPTS=l,d.startDTS=h,d.endPTS=p,d.minEndPTS=f,d.endDTS=S;var E=d.sn;if(!u||E<u.startSN||E>u.endSN)return 0;var D,U=E-u.startSN,j=u.fragments;for(j[U]=d,D=U;D>0;D--)_(j[D],j[D-1]);for(D=U;D<j.length-1;D++)_(j[D],j[D+1]);return u.fragmentHint&&_(j[j.length-1],u.fragmentHint),u.PTSKnown=u.alignedSliding=!0,m}function y(u,d){for(var T=null,p=u.fragments,h=p.length-1;h>=0;h--){var S=p[h].initSegment;if(S){T=S;break}}u.fragmentHint&&delete u.fragmentHint.endPTS;var v=0,l;if(R(u,d,function(D,U){D.relurl&&(v=D.cc-U.cc),Object(z.isFiniteNumber)(D.startPTS)&&Object(z.isFiniteNumber)(D.endPTS)&&(U.start=U.startPTS=D.startPTS,U.startDTS=D.startDTS,U.appendedPTS=D.appendedPTS,U.maxStartPTS=D.maxStartPTS,U.endPTS=D.endPTS,U.endDTS=D.endDTS,U.minEndPTS=D.minEndPTS,U.duration=D.endPTS-D.startPTS,U.duration&&(l=U),d.PTSKnown=d.alignedSliding=!0),U.elementaryStreams=D.elementaryStreams,U.loader=D.loader,U.stats=D.stats,U.urlId=D.urlId,D.initSegment&&(U.initSegment=D.initSegment,T=D.initSegment)}),T){var f=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments;f.forEach(function(D){var U;(!D.initSegment||D.initSegment.relurl===((U=T)===null||U===void 0?void 0:U.relurl))&&(D.initSegment=T)})}if(d.skippedSegments&&(d.deltaUpdateFailed=d.fragments.some(function(D){return!D}),d.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=d.skippedSegments;s--;)d.fragments.shift();d.startSN=d.fragments[0].sn,d.startCC=d.fragments[0].cc}var i=d.fragments;if(v){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var x=0;x<i.length;x++)i[x].cc+=v}d.skippedSegments&&(d.startCC=d.fragments[0].cc),C(u.partList,d.partList,function(D,U){U.elementaryStreams=D.elementaryStreams,U.stats=D.stats}),l?O(d,l,l.startPTS,l.endPTS,l.startDTS,l.endDTS):A(u,d),i.length&&(d.totalduration=d.edge-i[0].start),d.driftStartTime=u.driftStartTime,d.driftStart=u.driftStart;var m=d.advancedDateTime;if(d.advanced&&m){var E=d.edge;d.driftStart||(d.driftStartTime=m,d.driftStart=E),d.driftEndTime=m,d.driftEnd=E}else d.driftEndTime=u.driftEndTime,d.driftEnd=u.driftEnd,d.advancedDateTime=u.advancedDateTime}function C(u,d,T){if(u&&d)for(var p=0,h=0,S=u.length;h<=S;h++){var v=u[h],l=d[h+p];v&&l&&v.index===l.index&&v.fragment.sn===l.fragment.sn?T(v,l):p--}}function R(u,d,T){for(var p=d.skippedSegments,h=Math.max(u.startSN,d.startSN)-d.startSN,S=(u.fragmentHint?1:0)+(p?d.endSN:Math.min(u.endSN,d.endSN))-d.startSN,v=d.startSN-u.startSN,l=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,f=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,s=h;s<=S;s++){var i=f[v+s],x=l[s];p&&!x&&s<p&&(x=d.fragments[s]=i),i&&x&&T(i,x)}}function A(u,d){var T=d.startSN+d.skippedSegments-u.startSN,p=u.fragments;if(T<0||T>=p.length)return;b(d,p[T].start)}function b(u,d){if(d){for(var T=u.fragments,p=u.skippedSegments;p<T.length;p++)T[p].start+=d;u.fragmentHint&&(u.fragmentHint.start+=d)}}function g(u,d){var T=1e3*u.levelTargetDuration,p=T/2,h=u.age,S=h>0&&h<T*3,v=d.loading.end-d.loading.start,l,f=u.availabilityDelay;if(u.updated===!1)if(S){var s=333*u.misses;l=Math.max(Math.min(p,v*2),s),u.availabilityDelay=(u.availabilityDelay||0)+l}else l=p;else S?(f=Math.min(f||T/2,h),u.availabilityDelay=f,l=f+T-h):l=T-v;return Math.round(l)}function c(u,d,T){if(!u||!u.details)return null;var p=u.details,h=p.fragments[d-p.startSN];return h||(h=p.fragmentHint,h&&h.sn===d?h:d<p.startSN&&T&&T.sn===d?T:null)}function o(u,d,T){if(!u||!u.details)return null;var p=u.details.partList;if(p)for(var h=p.length;h--;){var S=p[h];if(S.index===T&&S.fragment.sn===d)return S}return null}},"./src/controller/stream-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return p});var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),P=L("./src/is-supported.ts"),B=L("./src/events.ts"),N=L("./src/utils/buffer-helper.ts"),_=L("./src/controller/fragment-tracker.ts"),O=L("./src/types/loader.ts"),y=L("./src/loader/fragment.ts"),C=L("./src/demux/transmuxer-interface.ts"),R=L("./src/types/transmuxer.ts"),A=L("./src/controller/gap-controller.ts"),b=L("./src/errors.ts"),g=L("./src/utils/logger.ts");function c(h,S){for(var v=0;v<S.length;v++){var l=S[v];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(h,l.key,l)}}function o(h,S,v){return S&&c(h.prototype,S),v&&c(h,v),h}function u(h,S){h.prototype=Object.create(S.prototype),h.prototype.constructor=h,d(h,S)}function d(h,S){return d=Object.setPrototypeOf||function(l,f){return l.__proto__=f,l},d(h,S)}var T=100,p=function(h){u(S,h);function S(l,f){var s;return s=h.call(this,l,f,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var v=S.prototype;return v._registerListeners=function(){var f=this.hls;f.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),f.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.on(B.Events.ERROR,this.onError,this),f.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),f.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v._unregisterListeners=function(){var f=this.hls;f.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),f.off(B.Events.ERROR,this.onError,this),f.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),f.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),f.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),f.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),f.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},v.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},v.startLoad=function(f){if(this.levels){var s=this.lastCurrentTime,i=this.hls;if(this.stopLoad(),this.setInterval(T),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var x=i.startLevel;x===-1&&(i.config.testBandwidth?(x=0,this.bitrateTest=!0):x=i.nextAutoLevel),this.level=i.nextLoadLevel=x,this.loadedmetadata=!1}s>0&&f===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),f=s),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=f,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},v.stopLoad=function(){this._forceStartLoad=!1,h.prototype.stopLoad.call(this)},v.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var f,s=this.levels,i=this.level,x=s==null||((f=s[i])===null||f===void 0)?void 0:f.details;if(x&&(!x.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(x))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var m,E=self.performance.now(),D=this.retryDate;(!D||E>=D||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},v.onTickEnd=function(){h.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},v.doTickIdle=function(){var f,s,i=this.hls,x=this.levelLastLoaded,m=this.levels,E=this.media,D=i.config,U=i.nextLoadLevel;if(x===null||!E&&(this.startFragRequested||!D.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[U])return;var j=m[U];this.level=i.nextLoadLevel=U;var K=j.details;if(!K||this.state===I.State.WAITING_LEVEL||K.live&&this.levelLastLoaded!==U){this.state=I.State.WAITING_LEVEL;return}var k=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,O.PlaylistLevelType.MAIN);if(k===null)return;var M=k.len,G=this.getMaxBufferLength(j.maxBitrate);if(M>=G)return;if(this._streamEnded(k,K)){var ee={};this.altAudio&&(ee.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,ee),this.state=I.State.ENDED;return}var ue=k.end,de=this.getNextFragment(ue,K);if(this.couldBacktrack&&!this.fragPrevious&&de&&de.sn!=="initSegment"){var be=de.sn-K.startSN;be>1&&(de=K.fragments[be-1],this.fragmentTracker.removeFragment(de))}if(de&&this.fragmentTracker.getState(de)===_.FragmentState.OK&&this.nextLoadPosition>ue){var Ee=this.audioOnly&&!this.altAudio?y.ElementaryStreamTypes.AUDIO:y.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,Ee,O.PlaylistLevelType.MAIN),de=this.getNextFragment(this.nextLoadPosition,K)}if(!de)return;de.initSegment&&!de.initSegment.data&&!this.bitrateTest&&(de=de.initSegment),((f=de.decryptdata)===null||f===void 0?void 0:f.keyFormat)==="identity"&&!((s=de.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(de,K):this.loadFragment(de,K,ue)},v.loadFragment=function(f,s,i){var x,m=this.fragmentTracker.getState(f);if(this.fragCurrent=f,m===_.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(f);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else m=_.FragmentState.NOT_LOADED}m===_.FragmentState.NOT_LOADED||m===_.FragmentState.PARTIAL?f.sn==="initSegment"?this._loadInitSegment(f):this.bitrateTest?(f.bitrateTest=!0,this.log("Fragment "+f.sn+" of level "+f.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(f)):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,f,s,i)):m===_.FragmentState.APPENDING?this.reduceMaxBufferLength(f.duration)&&this.fragmentTracker.removeFragment(f):((x=this.media)===null||x===void 0?void 0:x.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},v.getAppendedFrag=function(f){var s=this.fragmentTracker.getAppendedFrag(f,O.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},v.getBufferedFrag=function(f){return this.fragmentTracker.getBufferedFrag(f,O.PlaylistLevelType.MAIN)},v.followingBufferedFrag=function(f){return f?this.getBufferedFrag(f.end+.5):null},v.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},v.nextLevelSwitch=function(){var f=this.levels,s=this.media;if(s!=null&&s.readyState){var i,x=this.getAppendedFrag(s.currentTime);if(x&&x.start>1&&this.flushMainBuffer(0,x.start-1),!s.paused&&f){var m=this.hls.nextLoadLevel,E=f[m],D=this.fragLastKbps;D&&this.fragCurrent?i=this.fragCurrent.duration*E.maxBitrate/(1e3*D)+1:i=0}else i=0;var U=this.getBufferedFrag(s.currentTime+i);if(U){var j=this.followingBufferedFrag(U);if(j){this.abortCurrentFrag();var K=j.maxStartPTS?j.maxStartPTS:j.start,k=j.duration,M=Math.max(U.end,K+Math.min(Math.max(k-this.config.maxFragLookUpTolerance,k*.5),k*.75));this.flushMainBuffer(M,Number.POSITIVE_INFINITY)}}}},v.abortCurrentFrag=function(){var f=this.fragCurrent;this.fragCurrent=null,f!=null&&f.loader&&f.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},v.flushMainBuffer=function(f,s){h.prototype.flushMainBuffer.call(this,f,s,this.altAudio?"video":null)},v.onMediaAttached=function(f,s){h.prototype.onMediaAttached.call(this,f,s);var i=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new A.default(this.config,i,this.fragmentTracker,this.hls)},v.onMediaDetaching=function(){var f=this.media;f&&(f.removeEventListener("playing",this.onvplaying),f.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),h.prototype.onMediaDetaching.call(this)},v.onMediaPlaying=function(){this.tick()},v.onMediaSeeked=function(){var f=this.media,s=f?f.currentTime:null;Object(z.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},v.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},v.onManifestParsed=function(f,s){var i=!1,x=!1,m;s.levels.forEach(function(E){m=E.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(i=!0),m.indexOf("mp4a.40.5")!==-1&&(x=!0))}),this.audioCodecSwitch=i&&x&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},v.onLevelLoading=function(f,s){var i=this.levels;if(!i||this.state!==I.State.IDLE)return;var x=i[s.level];(!x.details||x.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(x.details))&&(this.state=I.State.WAITING_LEVEL)},v.onLevelLoaded=function(f,s){var i,x=this.levels,m=s.level,E=s.details,D=E.totalduration;if(!x){this.warn("Levels were reset while loading level "+m);return}this.log("Level "+m+" loaded ["+E.startSN+","+E.endSN+"], cc ["+E.startCC+", "+E.endCC+"] duration:"+D);var U=this.fragCurrent;U&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(U.level!==s.level&&U.loader&&(this.state=I.State.IDLE,U.loader.abort()));var j=x[m],K=0;if(E.live||(i=j.details)!==null&&i!==void 0&&i.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;K=this.alignPlaylists(E,j.details)}if(j.details=E,this.levelLastLoaded=m,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:E,level:m}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(E))return;this.state=I.State.IDLE}this.startFragRequested?E.live&&this.synchronizeToLiveEdge(E):this.setStartPosition(E,K),this.tick()},v._handleFragmentLoadProgress=function(f){var s,i=f.frag,x=f.part,m=f.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.level+" will not be buffered");return}var D=E[i.level],U=D.details;if(!U){this.warn("Dropping fragment "+i.sn+" of level "+i.level+" after level details were reset");return}var j=D.videoCodec,K=U.PTSKnown||!U.live,k=(s=i.initSegment)===null||s===void 0?void 0:s.data,M=this._getAudioCodec(D),G=this.transmuxer=this.transmuxer||new C.default(this.hls,O.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),ee=x?x.index:-1,ue=ee!==-1,de=new R.ChunkMetadata(i.level,i.sn,i.stats.chunkCount,m.byteLength,ee,ue),be=this.initPTS[i.cc];G.push(m,k,M,j,i,x,U.totalduration,K,de,be)},v.onAudioTrackSwitching=function(f,s){var i=this.altAudio,x=!!s.url,m=s.id;if(!x){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var E=this.fragCurrent;E!=null&&E.loader&&(this.log("Switching to main audio track, cancel main fragment load"),E.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var D=this.hls;i&&D.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),D.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:m})}},v.onAudioTrackSwitched=function(f,s){var i=s.id,x=!!this.hls.audioTracks[i].url;if(x){var m=this.videoBuffer;m&&this.mediaBuffer!==m&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=m)}this.altAudio=x,this.tick()},v.onBufferCreated=function(f,s){var i=s.tracks,x,m,E=!1;for(var D in i){var U=i[D];if(U.id==="main"){if(m=D,x=U,D==="video"){var j=i[D];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&x?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=x.buffer):this.mediaBuffer=this.media},v.onFragBuffered=function(f,s){var i=s.frag,x=s.part;if(i&&i.type!==O.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(i)){this.warn("Fragment "+i.sn+(x?" p: "+x.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var m=x?x.stats:i.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),i.sn!=="initSegment"&&(this.fragPrevious=i),this.fragBufferedComplete(i,x)},v.onError=function(f,s){switch(s.details){case b.ErrorDetails.FRAG_LOAD_ERROR:case b.ErrorDetails.FRAG_LOAD_TIMEOUT:case b.ErrorDetails.KEY_LOAD_ERROR:case b.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(O.PlaylistLevelType.MAIN,s);break;case b.ErrorDetails.LEVEL_LOAD_ERROR:case b.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=I.State.ERROR):!s.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case b.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var i=!0,x=this.getFwdBufferInfo(this.media,O.PlaylistLevelType.MAIN);x&&x.len>.5&&(i=!this.reduceMaxBufferLength(x.len)),i&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},v.checkBuffer=function(){var f=this.media,s=this.gapController;if(!f||!s||!f.readyState)return;var i=N.BufferHelper.getBuffered(f);!this.loadedmetadata&&i.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=f.currentTime},v.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},v.onBufferFlushed=function(f,s){var i=s.type;if(i!==y.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var x=(i===y.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(x,i,O.PlaylistLevelType.MAIN)}},v.onLevelsUpdated=function(f,s){this.levels=s.levels},v.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},v.seekToStartPos=function(){var f=this.media,s=f.currentTime,i=this.startPosition;if(i>=0&&s<i){if(f.seeking){g.logger.log("could not seek to "+i+", already seeking at "+s);return}var x=N.BufferHelper.getBuffered(f),m=x.length?x.start(0):0,E=m-i;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+E+" to match buffer start"),i+=E,this.startPosition=i),this.log("seek to target start position "+i+" from current time "+s),f.currentTime=i}},v._getAudioCodec=function(f){var s=this.config.defaultAudioCodec||f.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},v._loadBitrateTestFrag=function(f){var s=this;this._doFragLoad(f).then(function(i){var x=s.hls;if(!i||x.nextLoadLevel||s.fragContextChanged(f))return;s.fragLoadError=0,s.state=I.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var m=f.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),x.trigger(B.Events.FRAG_LOADED,i)})},v._handleTransmuxComplete=function(f){var s,i="main",x=this.hls,m=f.remuxResult,E=f.chunkMeta,D=this.getCurrentContext(E);if(!D){this.warn("The loading context changed while buffering fragment "+E.sn+" of level "+E.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(E.level);return}var U=D.frag,j=D.part,K=D.level,k=m.video,M=m.text,G=m.id3,ee=m.initSegment,ue=this.altAudio?void 0:m.audio;if(this.fragContextChanged(U))return;if(this.state=I.State.PARSING,ee){ee.tracks&&(this._bufferInitSegment(K,ee.tracks,U,E),x.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:U,id:i,tracks:ee.tracks}));var de=ee.initPTS,be=ee.timescale;Object(z.isFiniteNumber)(de)&&(this.initPTS[U.cc]=de,x.trigger(B.Events.INIT_PTS_FOUND,{frag:U,id:i,initPTS:de,timescale:be}))}if(k&&m.independent!==!1){if(K.details){var Ee=k.startPTS,ae=k.endPTS,$=k.startDTS,re=k.endDTS;if(j)j.elementaryStreams[k.type]={startPTS:Ee,endPTS:ae,startDTS:$,endDTS:re};else if(k.firstKeyFrame&&k.independent&&(this.couldBacktrack=!0),k.dropped&&k.independent){var J=this.getLoadPosition()+this.config.maxBufferHole;if(J<Ee){this.backtrack(U);return}U.setElementaryStreamInfo(k.type,U.start,ae,U.start,re,!0)}U.setElementaryStreamInfo(k.type,Ee,ae,$,re),this.bufferFragmentData(k,U,j,E)}}else if(m.independent===!1){this.backtrack(U);return}if(ue){var ie=ue.startPTS,V=ue.endPTS,Y=ue.startDTS,Z=ue.endDTS;j&&(j.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:V,startDTS:Y,endDTS:Z}),U.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,ie,V,Y,Z),this.bufferFragmentData(ue,U,j,E)}if(G!=null&&(s=G.samples)!==null&&s!==void 0&&s.length){var le={frag:U,id:i,samples:G.samples};x.trigger(B.Events.FRAG_PARSING_METADATA,le)}if(M){var xe={frag:U,id:i,samples:M.samples};x.trigger(B.Events.FRAG_PARSING_USERDATA,xe)}},v._bufferInitSegment=function(f,s,i,x){var m=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var E=s.audio,D=s.video,U=s.audiovideo;if(E){var j=f.audioCodec,K=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),E.metadata.channelCount!==1&&K.indexOf("firefox")===-1&&(j="mp4a.40.5")),K.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),f.audioCodec&&f.audioCodec!==j&&this.log('Swapping manifest audio codec "'+f.audioCodec+'" for "'+j+'"'),E.levelCodec=j,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(f.audioCodec||"")+"/"+E.codec+"]")}D&&(D.levelCodec=f.videoCodec,D.id="main",this.log("Init video buffer, container:"+D.container+", codecs[level/parsed]=["+(f.videoCodec||"")+"/"+D.codec+"]")),U&&this.log("Init audiovideo buffer, container:"+U.container+", codecs[level/parsed]=["+(f.attrs.CODECS||"")+"/"+U.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(k){var M=s[k],G=M.initSegment;G!=null&&G.byteLength&&m.hls.trigger(B.Events.BUFFER_APPENDING,{type:k,data:G,frag:i,part:null,chunkMeta:x,parent:i.type})}),this.tick()},v.backtrack=function(f){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(f);var s=this.fragmentTracker.backtrack(f);this.fragPrevious=null,this.nextLoadPosition=f.start,s?this.resetFragmentLoading(f):this.state=I.State.BACKTRACKING},v.checkFragmentChanged=function(){var f=this.media,s=null;if(f&&f.readyState>1&&f.seeking===!1){var i=f.currentTime;if(N.BufferHelper.isBuffered(f,i)?s=this.getAppendedFrag(i):N.BufferHelper.isBuffered(f,i+.1)&&(s=this.getAppendedFrag(i+.1)),s){var x=this.fragPlaying,m=s.level;(!x||s.sn!==x.sn||x.level!==m||s.urlId!==x.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:s}),(!x||x.level!==m)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=s)}}},o(S,[{key:"nextLevel",get:function(){var f=this.nextBufferedFrag;return f?f.level:-1}},{key:"currentLevel",get:function(){var f=this.media;if(f){var s=this.getAppendedFrag(f.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var f=this.media;if(f){var s=this.getAppendedFrag(f.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),S}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"SubtitleStreamController",function(){return u});var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),N=L("./src/utils/discontinuities.ts"),_=L("./src/controller/level-helper.ts"),O=L("./src/controller/fragment-tracker.ts"),y=L("./src/controller/base-stream-controller.ts"),C=L("./src/types/loader.ts"),R=L("./src/types/level.ts");function A(d,T){for(var p=0;p<T.length;p++){var h=T[p];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(d,h.key,h)}}function b(d,T,p){return T&&A(d.prototype,T),p&&A(d,p),d}function g(d,T){d.prototype=Object.create(T.prototype),d.prototype.constructor=d,c(d,T)}function c(d,T){return c=Object.setPrototypeOf||function(h,S){return h.__proto__=S,h},c(d,T)}var o=500,u=function(d){g(T,d);function T(h,S){var v;return v=d.call(this,h,S,"[subtitle-stream-controller]")||this,v.levels=[],v.currentTrackId=-1,v.tracksBuffered=[],v.mainDetails=null,v._registerListeners(),v}var p=T.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var S=this.hls;S.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),S.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),S.on(z.Events.ERROR,this.onError,this),S.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),S.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),S.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),S.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),S.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._unregisterListeners=function(){var S=this.hls;S.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),S.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),S.off(z.Events.ERROR,this.onError,this),S.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),S.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),S.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),S.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),S.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p.startLoad=function(){this.stopLoad(),this.state=y.State.IDLE,this.setInterval(o),this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},p.onLevelLoaded=function(S,v){this.mainDetails=v.details},p.onSubtitleFragProcessed=function(S,v){var l=v.frag,f=v.success;if(this.fragPrevious=l,this.state=y.State.IDLE,!f)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var i,x=l.start,m=0;m<s.length;m++)if(x>=s[m].start&&x<=s[m].end){i=s[m];break}var E=l.start+l.duration;i?i.end=E:(i={start:x,end:E},s.push(i)),this.fragmentTracker.fragBuffered(l)},p.onBufferFlushing=function(S,v){var l=v.startOffset,f=v.endOffset;if(l===0&&f!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,i=this.levels;if(!i.length||!i[s]||!i[s].details)return;var x=i[s].details,m=x.targetduration,E=f-m;if(E<=0)return;v.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(D){for(var U=0;U<D.length;){if(D[U].end<=E){D.shift();continue}else if(D[U].start<E)D[U].start=E;else break;U++}}),this.fragmentTracker.removeFragmentsInRange(l,E,C.PlaylistLevelType.SUBTITLE)}},p.onError=function(S,v){var l,f=v.frag;if(!f||f.type!==C.PlaylistLevelType.SUBTITLE)return;(l=this.fragCurrent)!==null&&l!==void 0&&l.loader&&this.fragCurrent.loader.abort(),this.state=y.State.IDLE},p.onSubtitleTracksUpdated=function(S,v){var l=this,f=v.subtitleTracks;this.tracksBuffered=[],this.levels=f.map(function(s){return new R.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){l.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(S,v){if(this.currentTrackId=v.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var l=this.levels[this.currentTrackId];l!=null&&l.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,l&&this.setInterval(o)},p.onSubtitleTrackLoaded=function(S,v){var l,f=v.details,s=v.id,i=this.currentTrackId,x=this.levels;if(!x.length)return;var m=x[i];if(s>=x.length||s!==i||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,f.live||(l=m.details)!==null&&l!==void 0&&l.live){var E=this.mainDetails;if(f.deltaUpdateFailed||!E)return;var D=E.fragments[0];if(!m.details)f.hasProgramDateTime&&E.hasProgramDateTime?Object(N.alignMediaPlaylistByPDT)(f,E):D&&Object(_.addSliding)(f,D.start);else{var U=this.alignPlaylists(f,m.details);U===0&&D&&Object(_.addSliding)(f,D.start)}}if(m.details=f,this.levelLastLoaded=s,this.tick(),f.live&&!this.fragCurrent&&this.media&&this.state===y.State.IDLE){var j=Object(B.findFragmentByPTS)(null,f.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},p._handleFragmentLoadComplete=function(S){var v=S.frag,l=S.payload,f=v.decryptdata,s=this.hls;if(this.fragContextChanged(v))return;if(l&&l.byteLength>0&&f&&f.key&&f.iv&&f.method==="AES-128"){var i=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(l),f.key.buffer,f.iv.buffer).then(function(x){var m=performance.now();s.trigger(z.Events.FRAG_DECRYPTED,{frag:v,payload:x,stats:{tstart:i,tdecrypt:m}})})}},p.doTick=function(){if(!this.media){this.state=y.State.IDLE;return}if(this.state===y.State.IDLE){var S,v=this.currentTrackId,l=this.levels;if(!l.length||!l[v]||!l[v].details)return;var f=l[v].details,s=f.targetduration,i=this.config,x=this.media,m=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,x.currentTime-s,i.maxBufferHole),E=m.end,D=m.len,U=this.getMaxBufferLength()+s;if(D>U)return;console.assert(f,"Subtitle track details are defined on idle subtitle stream controller tick");var j=f.fragments,K=j.length,k=f.edge,M,G=this.fragPrevious;if(E<k){var ee=i.maxFragLookUpTolerance;G&&f.hasProgramDateTime&&(M=Object(B.findFragmentByPDT)(j,G.endProgramDateTime,ee)),M||(M=Object(B.findFragmentByPTS)(G,j,E,ee),!M&&G&&G.start<j[0].start&&(M=j[0]))}else M=j[K-1];(S=M)!==null&&S!==void 0&&S.encrypted?(I.logger.log("Loading key for "+M.sn),this.state=y.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:M})):M&&this.fragmentTracker.getState(M)===O.FragmentState.NOT_LOADED&&this.loadFragment(M,f,E)}},p.loadFragment=function(S,v,l){this.fragCurrent=S,d.prototype.loadFragment.call(this,S,v,l)},b(T,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),T}(y.default)},"./src/controller/subtitle-track-controller.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(A,b){for(var g=0;g<b.length;g++){var c=b[g];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(A,c.key,c)}}function _(A,b,g){return b&&N(A.prototype,b),g&&N(A,g),A}function O(A,b){A.prototype=Object.create(b.prototype),A.prototype.constructor=A,y(A,b)}function y(A,b){return y=Object.setPrototypeOf||function(c,o){return c.__proto__=o,c},y(A,b)}var C=function(A){O(b,A);function b(c){var o;return o=A.call(this,c,"[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 g=b.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,A.prototype.destroy.call(this)},g.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)},g.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)},g.onMediaAttached=function(o,u){if(this.media=u.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)},g.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},g.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=R(this.media.textTracks);o.forEach(function(u){Object(I.clearCurrentCues)(u)}),this.subtitleTrack=-1,this.media=null},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},g.onManifestParsed=function(o,u){this.tracks=u.subtitleTracks},g.onSubtitleTrackLoaded=function(o,u){var d=u.id,T=u.details,p=this.trackId,h=this.tracksInGroup[p];if(!h){this.warn("Invalid subtitle track id "+d);return}var S=h.details;h.details=u.details,this.log("subtitle track "+d+" loaded ["+T.startSN+"-"+T.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,u,S))},g.onLevelLoading=function(o,u){this.switchLevel(u.level)},g.onLevelSwitching=function(o,u){this.switchLevel(u.level)},g.switchLevel=function(o){var u=this.hls.levels[o];if(!(u!=null&&u.textGroupIds))return;var d=u.textGroupIds[u.urlId];if(this.groupId!==d){var T=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(v){return!d||v.groupId===d});this.tracksInGroup=p;var h=this.findTrackId(T==null?void 0:T.name)||this.findTrackId();this.groupId=d;var S={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,S),h!==-1&&this.setSubtitleTrack(h,T)}},g.findTrackId=function(o){for(var u=this.tracksInGroup,d=0;d<u.length;d++){var T=u[d];if((!this.selectDefaultTrack||T.default)&&(!o||o===T.name))return T.id}return-1},g.onError=function(o,u){if(A.prototype.onError.call(this,o,u),u.fatal||!u.context)return;u.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&u.context.id===this.trackId&&u.context.groupId===this.groupId&&this.retryLoadingOrFail(u)},g.loadPlaylist=function(o){var u=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(u)){var d=u.id,T=u.groupId,p=u.url;if(o)try{p=o.addDirectives(p)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Loading subtitle playlist for id "+d),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:p,id:d,groupId:T,deliveryDirectives:o||null})}},g.toggleTrackModes=function(o){var u=this,d=this.media,T=this.subtitleDisplay,p=this.trackId;if(!d)return;var h=R(d.textTracks),S=h.filter(function(f){return f.groupId===u.groupId});if(o===-1)[].slice.call(h).forEach(function(f){f.mode="disabled"});else{var v=S[p];v&&(v.mode="disabled")}var l=S[o];l&&(l.mode=T?"showing":"hidden")},g.setSubtitleTrack=function(o,u){var d,T=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(d=T[o])!==null&&d!==void 0&&d.details)||o<-1||o>=T.length)return;this.clearTimer();var p=T[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,p){var h=p.id,S=p.groupId,v=S===void 0?"":S,l=p.name,f=p.type,s=p.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:h,groupId:v,name:l,type:f,url:s});var i=this.switchParams(p.url,u==null?void 0:u.details);this.loadPlaylist(i)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:o})},g.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,u=R(this.media.textTracks),d=0;d<u.length;d++)if(u[d].mode==="hidden")o=d;else if(u[d].mode==="showing"){o=d;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},_(b,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var u=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,u)}}]),b}(P.default);function R(A){for(var b=[],g=0;g<A.length;g++){var c=A[g];c.kind==="subtitles"&&c.label&&b.push(A[g])}return b}H.default=C},"./src/controller/timeline-controller.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"TimelineController",function(){return R});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),N=L("./src/utils/webvtt-parser.ts"),_=L("./src/utils/texttrack-utils.ts"),O=L("./src/utils/imsc1-ttml-parser.ts"),y=L("./src/types/loader.ts"),C=L("./src/utils/logger.ts"),R=function(){function c(u){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=g(),this.captionsProperties=void 0,this.hls=u,this.config=u.config,this.Cues=u.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 d=new B.default(this,"textTrack1"),T=new B.default(this,"textTrack2"),p=new B.default(this,"textTrack3"),h=new B.default(this,"textTrack4");this.cea608Parser1=new P.default(1,d,T),this.cea608Parser2=new P.default(3,p,h)}u.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.on(I.Events.FRAG_LOADING,this.onFragLoading,this),u.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=c.prototype;return o.destroy=function(){var d=this.hls;d.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.off(I.Events.FRAG_LOADING,this.onFragLoading,this),d.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(d,T,p,h,S){for(var v=!1,l=S.length;l--;){var f=S[l],s=b(f[0],f[1],T,p);if(s>=0&&(f[0]=Math.min(f[0],T),f[1]=Math.max(f[1],p),v=!0,s/(p-T)>.5))return}if(v||S.push([T,p]),this.config.renderTextTracksNatively){var i=this.captionsTracks[d];this.Cues.newCue(i,T,p,h)}else{var x=this.Cues.newCue(null,T,p,h);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:x,track:d})}},o.onInitPtsFound=function(d,T){var p=this,h=T.frag,S=T.id,v=T.initPTS,l=T.timescale,f=this.unparsedVttFrags;S==="main"&&(this.initPTS[h.cc]=v,this.timescale[h.cc]=l),f.length&&(this.unparsedVttFrags=[],f.forEach(function(s){p.onFragLoaded(I.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(d){var T=this.media;if(T)for(var p=0;p<T.textTracks.length;p++){var h=T.textTracks[p];if(h[d])return h}return null},o.createCaptionsTrack=function(d){this.config.renderTextTracksNatively?this.createNativeTrack(d):this.createNonNativeTrack(d)},o.createNativeTrack=function(d){if(this.captionsTracks[d])return;var T=this.captionsProperties,p=this.captionsTracks,h=this.media,S=T[d],v=S.label,l=S.languageCode,f=this.getExistingTrack(d);if(f)p[d]=f,Object(_.clearCurrentCues)(p[d]),Object(_.sendAddTrackEvent)(p[d],h);else{var s=this.createTextTrack("captions",v,l);s&&(s[d]=!0,p[d]=s)}},o.createNonNativeTrack=function(d){if(this.nonNativeCaptionsTracks[d])return;var T=this.captionsProperties[d];if(!T)return;var p=T.label,h={_id:d,label:p,kind:"captions",default:T.media?!!T.media.default:!1,closedCaptions:T.media};this.nonNativeCaptionsTracks[d]=h,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[h]})},o.createTextTrack=function(d,T,p){var h=this.media;return h?h.addTextTrack(d,T,p):void 0},o.onMediaAttaching=function(d,T){this.media=T.media,this._cleanTracks()},o.onMediaDetaching=function(){var d=this.captionsTracks;Object.keys(d).forEach(function(T){Object(_.clearCurrentCues)(d[T]),delete d[T]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),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 d=this.media;if(!d)return;var T=d.textTracks;if(T)for(var p=0;p<T.length;p++)Object(_.clearCurrentCues)(T[p])},o.onSubtitleTracksUpdated=function(d,T){var p=this;this.textTracks=[];var h=T.subtitleTracks||[],S=h.some(function(s){return s.textCodec===O.IMSC1_CODEC});if(this.config.enableWebVTT||S&&this.config.enableIMSC1){var v=this.tracks&&h&&this.tracks.length===h.length;if(this.tracks=h||[],this.config.renderTextTracksNatively){var l=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,i){var x;if(i<l.length){for(var m=null,E=0;E<l.length;E++)if(A(l[E],s)){m=l[E];break}m&&(x=m)}x?Object(_.clearCurrentCues)(x):(x=p.createTextTrack("subtitles",s.name,s.lang),x&&(x.mode="disabled")),x&&(x.groupId=s.groupId,p.textTracks.push(x))})}else if(!v&&this.tracks&&this.tracks.length){var f=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:f})}}},o.onManifestLoaded=function(d,T){var p=this;this.config.enableCEA708Captions&&T.captions&&T.captions.forEach(function(h){var S=/(?:CC|SERVICE)([1-4])/.exec(h.instreamId);if(!S)return;var v="textTrack"+S[1],l=p.captionsProperties[v];if(!l)return;l.label=h.name,h.lang&&(l.languageCode=h.lang),l.media=h})},o.onFragLoading=function(d,T){var p=this.cea608Parser1,h=this.cea608Parser2,S=this.lastSn,v=this.lastPartIndex;if(!this.enabled||!(p&&h))return;if(T.frag.type===y.PlaylistLevelType.MAIN){var l,f,s=T.frag.sn,i=(l=T==null||((f=T.part)===null||f===void 0)?void 0:f.index)!=null?l:-1;s===S+1||s===S&&i===v+1||(p.reset(),h.reset()),this.lastSn=s,this.lastPartIndex=i}},o.onFragLoaded=function(d,T){var p=T.frag,h=T.payload,S=this.initPTS,v=this.unparsedVttFrags;if(p.type===y.PlaylistLevelType.SUBTITLE)if(h.byteLength){if(!Object(z.isFiniteNumber)(S[p.cc])){v.push(T),S.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Missing initial subtitle PTS")});return}var l=p.decryptdata;if(l==null||l.key==null||l.method!=="AES-128"){var f=this.tracks[p.level],s=this.vttCCs;s[p.cc]||(s[p.cc]={start:p.start,prevCC:this.prevCC,new:!0},this.prevCC=p.cc),f&&f.textCodec===O.IMSC1_CODEC?this._parseIMSC1(p,h):this._parseVTTs(p,h,s)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(d,T){var p=this,h=this.hls;Object(O.parseIMSC1)(T,this.initPTS[d.cc],this.timescale[d.cc],function(S){p._appendCues(S,d.level),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(S){C.logger.log("Failed to parse IMSC1: "+S),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:S})})},o._parseVTTs=function(d,T,p){var h=this,S=this.hls;Object(N.parseWebVTT)(T,this.initPTS[d.cc],this.timescale[d.cc],p,d.cc,d.start,function(v){h._appendCues(v,d.level),S.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(v){h._fallbackToIMSC1(d,T),C.logger.log("Failed to parse VTT cue: "+v),S.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:v})})},o._fallbackToIMSC1=function(d,T){var p=this,h=this.tracks[d.level];h.textCodec||Object(O.parseIMSC1)(T,this.initPTS[d.cc],this.timescale[d.cc],function(){h.textCodec=O.IMSC1_CODEC,p._parseIMSC1(d,T)},function(){h.textCodec="wvtt"})},o._appendCues=function(d,T){var p=this.hls;if(this.config.renderTextTracksNatively){var h=this.textTracks[T];if(h.mode==="disabled")return;d.forEach(function(l){return Object(_.addCueToTrack)(h,l)})}else{var S=this.tracks[T],v=S.default?"default":"subtitles"+T;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:d,track:v})}},o.onFragDecrypted=function(d,T){var p=T.frag;if(p.type===y.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(T);return}this.onFragLoaded(I.Events.FRAG_LOADED,T)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(d,T){var p=this.cea608Parser1,h=this.cea608Parser2;if(!this.enabled||!(p&&h))return;for(var S=0;S<T.samples.length;S++){var v=T.samples[S].bytes;if(v){var l=this.extractCea608Data(v);p.addData(T.samples[S].pts,l[0]),h.addData(T.samples[S].pts,l[1])}}},o.onBufferFlushing=function(d,T){var p=T.startOffset,h=T.endOffset,S=T.endOffsetSubtitles,v=T.type,l=this.media;if(!l||l.currentTime<h)return;if(!v||v==="video"){var f=this.captionsTracks;Object.keys(f).forEach(function(i){return Object(_.removeCuesInRange)(f[i],p,h)})}if(this.config.renderTextTracksNatively&&(p===0&&S!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(i){return Object(_.removeCuesInRange)(s[i],p,S)})}},o.extractCea608Data=function(d){for(var T=d[0]&31,p=2,h=[[],[]],S=0;S<T;S++){var v=d[p++],l=127&d[p++],f=127&d[p++],s=(4&v)!==0,i=3&v;if(l===0&&f===0)continue;s&&((i===0||i===1)&&(h[i].push(l),h[i].push(f)))}return h},c}();function A(c,o){return c&&c.label===o.name&&!(c.textTrack1||c.textTrack2)}function b(c,o,u,d){return Math.min(o,d)-Math.max(c,u)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return z});var z=function(){function I(B,N){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=N}var P=I.prototype;return P.decrypt=function(N,_){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},_,N)},I}()},"./src/crypt/aes-decryptor.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"removePadding",function(){return I}),L.d(H,"default",function(){return P});var z=L("./src/utils/typed-array.ts");function I(B){var N=B.byteLength,_=N&&new DataView(B.buffer).getUint8(N-1);return _?Object(z.sliceUint8)(B,0,N-_):B}var P=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 N=B.prototype;return N.uint8ArrayToUint32Array_=function(O){for(var y=new DataView(O),C=new Uint32Array(4),R=0;R<4;R++)C[R]=y.getUint32(R*4);return C},N.initTable=function(){var O=this.sBox,y=this.invSBox,C=this.subMix,R=C[0],A=C[1],b=C[2],g=C[3],c=this.invSubMix,o=c[0],u=c[1],d=c[2],T=c[3],p=new Uint32Array(256),h=0,S=0,v=0;for(v=0;v<256;v++)v<128?p[v]=v<<1:p[v]=v<<1^283;for(v=0;v<256;v++){var l=S^S<<1^S<<2^S<<3^S<<4;l=l>>>8^l&255^99,O[h]=l,y[l]=h;var f=p[h],s=p[f],i=p[s],x=p[l]*257^l*16843008;R[h]=x<<24|x>>>8,A[h]=x<<16|x>>>16,b[h]=x<<8|x>>>24,g[h]=x,x=i*16843009^s*65537^f*257^h*16843008,o[l]=x<<24|x>>>8,u[l]=x<<16|x>>>16,d[l]=x<<8|x>>>24,T[l]=x,h?(h=f^p[p[p[i^f]]],S^=p[p[S]]):h=S=1}},N.expandKey=function(O){for(var y=this.uint8ArrayToUint32Array_(O),C=!0,R=0;R<y.length&&C;)C=y[R]===this.key[R],R++;if(C)return;this.key=y;var A=this.keySize=y.length;if(A!==4&&A!==6&&A!==8)throw new Error("Invalid aes key size="+A);var b=this.ksRows=(A+6+1)*4,g,c,o=this.keySchedule=new Uint32Array(b),u=this.invKeySchedule=new Uint32Array(b),d=this.sBox,T=this.rcon,p=this.invSubMix,h=p[0],S=p[1],v=p[2],l=p[3],f,s;for(g=0;g<b;g++){if(g<A){f=o[g]=y[g];continue}s=f,g%A===0?(s=s<<8|s>>>24,s=d[s>>>24]<<24|d[s>>>16&255]<<16|d[s>>>8&255]<<8|d[s&255],s^=T[g/A|0]<<24):A>6&&g%A===4&&(s=d[s>>>24]<<24|d[s>>>16&255]<<16|d[s>>>8&255]<<8|d[s&255]),o[g]=f=(o[g-A]^s)>>>0}for(c=0;c<b;c++)g=b-c,c&3?s=o[g]:s=o[g-4],c<4||g<=4?u[c]=s:u[c]=h[d[s>>>24]]^S[d[s>>>16&255]]^v[d[s>>>8&255]]^l[d[s&255]],u[c]=u[c]>>>0},N.networkToHostOrderSwap=function(O){return O<<24|(O&65280)<<8|(O&16711680)>>8|O>>>24},N.decrypt=function(O,y,C){for(var R=this.keySize+6,A=this.invKeySchedule,b=this.invSBox,g=this.invSubMix,c=g[0],o=g[1],u=g[2],d=g[3],T=this.uint8ArrayToUint32Array_(C),p=T[0],h=T[1],S=T[2],v=T[3],l=new Int32Array(O),f=new 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z=L("./src/crypt/aes-crypto.ts"),I=L("./src/crypt/fast-aes-key.ts"),P=L("./src/crypt/aes-decryptor.ts"),B=L("./src/utils/logger.ts"),N=L("./src/utils/mp4-tools.ts"),_=L("./src/utils/typed-array.ts"),O=16,y=function(){function C(A,b,g){var c=g===void 0?{}:g,o=c.removePKCS7Padding,u=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=A,this.config=b,this.removePKCS7Padding=u,u)try{var d=self.crypto;d&&(this.subtle=d.subtle||d.webkitSubtle)}catch(T){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var R=C.prototype;return R.destroy=function(){this.observer=null},R.isSync=function(){return this.config.enableSoftwareAES},R.flush=function(){var b=this.currentResult;if(!b){this.reset();return}var g=new Uint8Array(b);return 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C},N.getAvcDecryptedUnit=function(O,y){for(var C=new Uint8Array(y),R=0,A=32;A<=O.length-16;A+=160,R+=16)O.set(C.subarray(R,R+16),A);return O},N.decryptAvcSample=function(O,y,C,R,A,b){var g=Object(I.discardEPB)(A.data),c=this.getAvcEncryptedData(g),o=this;this.decryptBuffer(c.buffer,function(u){A.data=o.getAvcDecryptedUnit(g,u),b||o.decryptAvcSamples(O,y,C+1,R)})},N.decryptAvcSamples=function(O,y,C,R){if(O instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;y++,C=0){if(y>=O.length){R();return}for(var A=O[y].units;!(C>=A.length);C++){var b=A[C];if(b.data.length<=48||b.type!==1&&b.type!==5)continue;var g=this.decrypter.isSync();if(this.decryptAvcSample(O,y,C,R,b,g),!g)return}}},B}();H.default=P},"./src/demux/transmuxer-interface.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return A});var 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ee=this.getDecrypter();if(K.enableSoftwareAES){var ue=ee.softwareDecrypt(U,G.key.buffer,G.iv.buffer);if(!ue)return D.executeEnd=g(),T(x);U=new Uint8Array(ue)}else return this.decryptionPromise=ee.webCryptoDecrypt(U,G.key.buffer,G.iv.buffer).then(function(Te){var De=E.push(Te,null,x);return E.decryptionPromise=null,De}),this.decryptionPromise}var de=m||k,be=de.contiguous,Ee=de.discontinuity,ae=de.trackSwitch,$=de.accurateTimeOffset,re=de.timeOffset,J=M.audioCodec,ie=M.videoCodec,V=M.defaultInitPts,Y=M.duration,Z=M.initSegmentData;if((Ee||ae)&&this.resetInitSegment(Z,J,ie,Y),Ee&&this.resetInitialTimestamp(V),be||this.resetContiguity(),this.needsProbing(U,Ee,ae)){if(j.dataLength){var le=j.flush();U=Object(A.appendUint8Array)(le,U)}this.configureTransmuxer(U,M)}var xe=this.transmux(U,G,re,$,x),he=this.currentTransmuxState;return he.contiguous=!0,he.discontinuity=!1,he.trackSwitch=!1,D.executeEnd=g(),xe},l.flush=function(s){var i=this,x=s.transmuxing;x.executeStart=g();var m=this.decrypter,E=this.cache,D=this.currentTransmuxState,U=this.decryptionPromise;if(U)return U.then(function(){return i.flush(s)});var j=[],K=D.timeOffset;if(m){var k=m.flush();k&&j.push(this.push(k,null,s))}var M=E.dataLength;E.reset();var G=this.demuxer,ee=this.remuxer;if(!G||!ee)return M>=o&&this.observer.emit(z.Events.ERROR,z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),x.executeEnd=g(),[T(s)];var ue=G.flush(K);return p(ue)?ue.then(function(de){return i.flushRemux(j,de,s),j}):(this.flushRemux(j,ue,s),j)},l.flushRemux=function(s,i,x){var m=i.audioTrack,E=i.avcTrack,D=i.id3Track,U=i.textTrack,j=this.currentTransmuxState,K=j.accurateTimeOffset,k=j.timeOffset;b.logger.log("[transmuxer.ts]: Flushed fragment "+x.sn+(x.part>-1?" p: "+x.part:"")+" of level "+x.level);var M=this.remuxer.remux(m,E,D,U,k,K,!0,this.id);s.push({remuxResult:M,chunkMeta:x}),x.transmuxing.executeEnd=g()},l.resetInitialTimestamp=function(s){var i=this.demuxer,x=this.remuxer;if(!i||!x)return;i.resetTimeStamp(s),x.resetTimeStamp(s)},l.resetContiguity=function(){var s=this.demuxer,i=this.remuxer;if(!s||!i)return;s.resetContiguity(),i.resetNextTimestamp()},l.resetInitSegment=function(s,i,x,m){var E=this.demuxer,D=this.remuxer;if(!E||!D)return;E.resetInitSegment(i,x,m),D.resetInitSegment(s,i,x)},l.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},l.transmux=function(s,i,x,m,E){var D;return i&&i.method==="SAMPLE-AES"?D=this.transmuxSampleAes(s,i,x,m,E):D=this.transmuxUnencrypted(s,x,m,E),D},l.transmuxUnencrypted=function(s,i,x,m){var E=this.demuxer.demux(s,i,!1,!this.config.progressive),D=E.audioTrack,U=E.avcTrack,j=E.id3Track,K=E.textTrack,k=this.remuxer.remux(D,U,j,K,i,x,!1,this.id);return{remuxResult:k,chunkMeta:m}},l.transmuxSampleAes=function(s,i,x,m,E){var D=this;return this.demuxer.demuxSampleAes(s,i,x).then(function(U){var j=D.remuxer.remux(U.audioTrack,U.avcTrack,U.id3Track,U.textTrack,x,m,!1,D.id);return{remuxResult:j,chunkMeta:E}})},l.configureTransmuxer=function(s,i){for(var x=this.config,m=this.observer,E=this.typeSupported,D=this.vendor,U=i.audioCodec,j=i.defaultInitPts,K=i.duration,k=i.initSegmentData,M=i.videoCodec,G,ee=0,ue=c.length;ee<ue;ee++)if(c[ee].demux.probe(s)){G=c[ee];break}G||(b.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),G={demux:N.default,remux:C.default});var de=this.demuxer,be=this.remuxer,Ee=G.remux,ae=G.demux;(!be||!(be instanceof Ee))&&(this.remuxer=new Ee(m,x,E,D)),(!de||!(de instanceof ae))&&(this.demuxer=new ae(m,x,E),this.probe=ae.probe),this.resetInitSegment(k,U,M,K),this.resetInitialTimestamp(j)},l.needsProbing=function(s,i,x){return!this.demuxer||!this.remuxer||i||x},l.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new P.default(this.observer,this.config)),s},v}();function d(v,l){var f=null;return v.byteLength>0&&l!=null&&l.key!=null&&l.iv!==null&&l.method!=null&&(f=l),f}var T=function(l){return{remuxResult:{},chunkMeta:l}};function p(v){return"then"in v&&v.then instanceof Function}var h=function(l,f,s,i,x){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=l,this.videoCodec=f,this.initSegmentData=s,this.duration=i,this.defaultInitPts=x},S=function(l,f,s,i,x){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=l,this.contiguous=f,this.accurateTimeOffset=s,this.trackSwitch=i,this.timeOffset=x}},"./src/demux/tsdemuxer.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"discardEPB",function(){return T});var z=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),P=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),N=L("./src/demux/sample-aes.ts"),_=L("./src/events.ts"),O=L("./src/utils/mp4-tools.ts"),y=L("./src/utils/logger.ts"),C=L("./src/errors.ts"),R={video:1,audio:2,id3:3,text:4},A=function(){function p(S,v,l){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=S,this.config=v,this.typeSupported=l}p.probe=function(v){var l=p.syncOffset(v);return l<0?!1:(l&&y.logger.warn("MPEG2-TS detected but first sync word found @ offset "+l+", junk ahead ?"),!0)},p.syncOffset=function(v){for(var l=Math.min(1e3,v.length-3*188),f=0;f<l;){if(v[f]===71&&v[f+188]===71&&v[f+2*188]===71)return f;f++}return-1},p.createTrack=function(v,l){return{container:v==="video"||v==="audio"?"video/mp2t":void 0,type:v,id:R[v],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:v==="audio"?l:void 0}};var h=p.prototype;return h.resetInitSegment=function(v,l,f){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",f),this._audioTrack=p.createTrack("audio",f),this._id3Track=p.createTrack("id3",f),this._txtTrack=p.createTrack("text",f),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=v,this.videoCodec=l,this._duration=f},h.resetTimeStamp=function(){},h.resetContiguity=function(){var v=this._audioTrack,l=this._avcTrack,f=this._id3Track;v&&(v.pesData=null),l&&(l.pesData=null),f&&(f.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},h.demux=function(v,l,f,s){f===void 0&&(f=!1),s===void 0&&(s=!1),f||(this.sampleAes=null);var i,x=this._avcTrack,m=this._audioTrack,E=this._id3Track,D=x.pid,U=x.pesData,j=m.pid,K=E.pid,k=m.pesData,M=E.pesData,G=!1,ee=this.pmtParsed,ue=this._pmtId,de=v.length;if(this.remainderData&&(v=Object(O.appendUint8Array)(this.remainderData,v),de=v.length,this.remainderData=null),de<188&&!s)return this.remainderData=v,{audioTrack:m,avcTrack:x,id3Track:E,textTrack:this._txtTrack};var be=Math.max(0,p.syncOffset(v));de-=(de+be)%188,de<v.byteLength&&!s&&(this.remainderData=new Uint8Array(v.buffer,de,v.buffer.byteLength-de));for(var Ee=be;Ee<de;Ee+=188)if(v[Ee]===71){var ae=!!(v[Ee+1]&64),$=((v[Ee+1]&31)<<8)+v[Ee+2],re=(v[Ee+3]&48)>>4,J=void 0;if(re>1){if(J=Ee+5+v[Ee+4],J===Ee+188)continue}else J=Ee+4;switch($){case D:ae&&(U&&(i=o(U))&&this.parseAVCPES(i,!1),U={data:[],size:0}),U&&(U.data.push(v.subarray(J,Ee+188)),U.size+=Ee+188-J);break;case j:ae&&(k&&(i=o(k))&&(m.isAAC?this.parseAACPES(i):this.parseMPEGPES(i)),k={data:[],size:0}),k&&(k.data.push(v.subarray(J,Ee+188)),k.size+=Ee+188-J);break;case K:ae&&(M&&(i=o(M))&&this.parseID3PES(i),M={data:[],size:0}),M&&(M.data.push(v.subarray(J,Ee+188)),M.size+=Ee+188-J);break;case 0:ae&&(J+=v[J]+1),ue=this._pmtId=g(v,J);break;case ue:{ae&&(J+=v[J]+1);var ie=c(v,J,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,f);D=ie.avc,D>0&&(x.pid=D),j=ie.audio,j>0&&(m.pid=j,m.isAAC=ie.isAAC),K=ie.id3,K>0&&(E.pid=K),G&&!ee&&(y.logger.log("reparse from beginning"),G=!1,Ee=be-188),ee=this.pmtParsed=!0;break}case 17:case 8191:break;default:G=!0;break}}else this.observer.emit(_.Events.ERROR,_.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});x.pesData=U,m.pesData=k,E.pesData=M;var V={audioTrack:m,avcTrack:x,id3Track:E,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(V),V},h.flush=function(){var v=this.remainderData;this.remainderData=null;var l;return v?l=this.demux(v,-1,!1,!0):l={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(l),this.sampleAes?this.decrypt(l,this.sampleAes):l},h.extractRemainingSamples=function(v){var l=v.audioTrack,f=v.avcTrack,s=v.id3Track,i=f.pesData,x=l.pesData,m=s.pesData,E;i&&(E=o(i))?(this.parseAVCPES(E,!0),f.pesData=null):f.pesData=i,x&&(E=o(x))?(l.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),l.pesData=null):(x!=null&&x.size&&y.logger.log("last AAC PES packet truncated,might overlap between fragments"),l.pesData=x),m&&(E=o(m))?(this.parseID3PES(E),s.pesData=null):s.pesData=m},h.demuxSampleAes=function(v,l,f){var s=this.demux(v,f,!0,!this.config.progressive),i=this.sampleAes=new N.default(this.observer,this.config,l);return this.decrypt(s,i)},h.decrypt=function(v,l){return new Promise(function(f){var s=v.audioTrack,i=v.avcTrack;s.samples&&s.isAAC?l.decryptAacSamples(s.samples,0,function(){i.samples?l.decryptAvcSamples(i.samples,0,0,function(){f(v)}):f(v)}):i.samples&&l.decryptAvcSamples(i.samples,0,0,function(){f(v)})})},h.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},h.parseAVCPES=function(v,l){var f=this,s=this._avcTrack,i=this.parseAVCNALu(v.data),x=!1,m=this.avcSample,E,D=!1;v.data=null,m&&i.length&&!s.audFound&&(u(m,s),m=this.avcSample=b(!1,v.pts,v.dts,"")),i.forEach(function(U){switch(U.type){case 1:{E=!0,m||(m=f.avcSample=b(!0,v.pts,v.dts,"")),x&&(m.debug+="NDR "),m.frame=!0;var j=U.data;if(D&&j.length>4){var K=new P.default(j).readSliceType();(K===2||K===4||K===7||K===9)&&(m.key=!0)}break}case 5:E=!0,m||(m=f.avcSample=b(!0,v.pts,v.dts,"")),x&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{E=!0,x&&m&&(m.debug+="SEI ");var k=new P.default(T(U.data));k.readUByte();for(var M=0,G=0,ee=!1,ue=0;!ee&&k.bytesAvailable>1;){M=0;do ue=k.readUByte(),M+=ue;while(ue===255);G=0;do ue=k.readUByte(),G+=ue;while(ue===255);if(M===4&&k.bytesAvailable!==0){ee=!0;var de=k.readUByte();if(de===181){var be=k.readUShort();if(be===49){var Ee=k.readUInt();if(Ee===1195456820){var ae=k.readUByte();if(ae===3){for(var $=k.readUByte(),re=k.readUByte(),J=31&$,ie=[$,re],V=0;V<J;V++)ie.push(k.readUByte()),ie.push(k.readUByte()),ie.push(k.readUByte());d(f._txtTrack.samples,{type:3,pts:v.pts,bytes:ie})}}}}}else if(M===5&&k.bytesAvailable!==0){if(ee=!0,G>16){for(var Y=[],Z=0;Z<16;Z++)Y.push(k.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&Y.push("-");for(var le=G-16,xe=new Uint8Array(le),he=0;he<le;he++)xe[he]=k.readUByte();d(f._txtTrack.samples,{pts:v.pts,payloadType:M,uuid:Y.join(""),userData:Object(B.utf8ArrayToStr)(xe),userDataBytes:xe})}}else if(G<k.bytesAvailable)for(var Te=0;Te<G;Te++)k.readUByte()}break}case 7:if(E=!0,D=!0,x&&m&&(m.debug+="SPS "),!s.sps){var De=new P.default(U.data),Pe=De.readSPS();s.width=Pe.width,s.height=Pe.height,s.pixelRatio=Pe.pixelRatio,s.sps=[U.data],s.duration=f._duration;for(var Be=U.data.subarray(1,4),Me="avc1.",ke=0;ke<3;ke++){var Ve=Be[ke].toString(16);Ve.length<2&&(Ve="0"+Ve),Me+=Ve}s.codec=Me}break;case 8:E=!0,x&&m&&(m.debug+="PPS "),s.pps||(s.pps=[U.data]);break;case 9:E=!1,s.audFound=!0,m&&u(m,s),m=f.avcSample=b(!1,v.pts,v.dts,x?"AUD ":"");break;case 12:E=!1;break;default:E=!1,m&&(m.debug+="unknown NAL "+U.type+" ");break}if(m&&E){var Se=m.units;Se.push(U)}}),l&&m&&(u(m,s),this.avcSample=null)},h.getLastNalUnit=function(){var v,l=this.avcSample,f;if(!l||l.units.length===0){var s=this._avcTrack.samples;l=s[s.length-1]}if((v=l)!==null&&v!==void 0&&v.units){var i=l.units;f=i[i.length-1]}return f},h.parseAVCNALu=function(v){var l=v.byteLength,f=this._avcTrack,s=f.naluState||0,i=s,x=[],m=0,E,D,U,j=-1,K=0;for(s===-1&&(j=0,K=v[0]&31,s=0,m=1);m<l;){if(E=v[m++],!s){s=E?0:1;continue}if(s===1){s=E?0:2;continue}if(!E)s=3;else if(E===1){if(j>=0){var k={data:v.subarray(j,m-s-1),type:K};x.push(k)}else{var M=this.getLastNalUnit();if(M&&(i&&m<=4-i&&(M.state&&(M.data=M.data.subarray(0,M.data.byteLength-i))),D=m-s-1,D>0)){var G=new Uint8Array(M.data.byteLength+D);G.set(M.data,0),G.set(v.subarray(0,D),M.data.byteLength),M.data=G,M.state=0}}m<l?(U=v[m]&31,j=m,K=U,s=0):s=-1}else s=0}if(j>=0&&s>=0){var ee={data:v.subarray(j,l),type:K,state:s};x.push(ee)}if(x.length===0){var ue=this.getLastNalUnit();if(ue){var de=new Uint8Array(ue.data.byteLength+v.byteLength);de.set(ue.data,0),de.set(v,ue.data.byteLength),ue.data=de}}return f.naluState=s,x},h.parseAACPES=function(v){var l=0,f=this._audioTrack,s=this.aacOverFlow,i=v.data;if(s){this.aacOverFlow=null;var x=s.sample.unit.byteLength,m=Math.min(s.missing,x),E=x-m;s.sample.unit.set(i.subarray(0,m),E),f.samples.push(s.sample),l=s.missing}var D,U;for(D=l,U=i.length;D<U-1&&!z.isHeader(i,D);D++);if(D!==l){var j,K;if(D<U-1?(j="AAC PES did not start with ADTS header,offset:"+D,K=!1):(j="no ADTS header found in AAC PES",K=!0),y.logger.warn("parsing error:"+j),this.observer.emit(_.Events.ERROR,_.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:K,reason:j}),K)return}z.initTrackConfig(f,this.observer,i,D,this.audioCodec);var k;if(v.pts!==void 0)k=v.pts;else if(s){var M=z.getFrameDuration(f.samplerate);k=s.sample.pts+M}else{y.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var G=0;D<U;)if(z.isHeader(i,D)){if(D+5<U){var ee=z.appendFrame(f,i,D,k,G);if(ee)if(ee.missing)this.aacOverFlow=ee;else{D+=ee.length,G++;continue}}break}else D++},h.parseMPEGPES=function(v){var l=v.data,f=l.length,s=0,i=0,x=v.pts;if(x===void 0){y.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;i<f;)if(I.isHeader(l,i)){var m=I.appendFrame(this._audioTrack,l,i,x,s);if(m)i+=m.length,s++;else break}else i++},h.parseID3PES=function(v){if(v.pts===void 0){y.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(v)},p}();A.minProbeByteLength=188;function b(p,h,S,v){return{key:p,frame:!1,pts:h,dts:S,units:[],debug:v,length:0}}function g(p,h){return(p[h+10]&31)<<8|p[h+11]}function c(p,h,S,v){var l={audio:-1,avc:-1,id3:-1,isAAC:!0},f=(p[h+1]&15)<<8|p[h+2],s=h+3+f-4,i=(p[h+10]&15)<<8|p[h+11];for(h+=12+i;h<s;){var x=(p[h+1]&31)<<8|p[h+2];switch(p[h]){case 207:if(!v){y.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:l.audio===-1&&(l.audio=x);break;case 21:l.id3===-1&&(l.id3=x);break;case 219:if(!v){y.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:l.avc===-1&&(l.avc=x);break;case 3:case 4:S?l.audio===-1&&(l.audio=x,l.isAAC=!1):y.logger.log("MPEG audio found, not supported in this browser");break;case 36:y.logger.warn("Unsupported HEVC stream type found");break;default:break}h+=((p[h+3]&15)<<8|p[h+4])+5}return l}function o(p){var h=0,S,v,l,f,s,i=p.data;if(!p||p.size===0)return null;for(;i[0].length<19&&i.length>1;){var x=new Uint8Array(i[0].length+i[1].length);x.set(i[0]),x.set(i[1],i[0].length),i[0]=x,i.splice(1,1)}S=i[0];var m=(S[0]<<16)+(S[1]<<8)+S[2];if(m===1){if(v=(S[4]<<8)+S[5],v&&v>p.size-6)return null;var E=S[7];E&192&&(f=(S[9]&14)*536870912+(S[10]&255)*4194304+(S[11]&254)*16384+(S[12]&255)*128+(S[13]&254)/2,E&64?(s=(S[14]&14)*536870912+(S[15]&255)*4194304+(S[16]&254)*16384+(S[17]&255)*128+(S[18]&254)/2,f-s>60*9e4&&(y.logger.warn(Math.round((f-s)/9e4)+"s delta between PTS and DTS, align them"),f=s)):s=f),l=S[8];var D=l+9;if(p.size<=D)return null;p.size-=D;for(var U=new Uint8Array(p.size),j=0,K=i.length;j<K;j++){S=i[j];var k=S.byteLength;if(D)if(D>k){D-=k;continue}else S=S.subarray(D),k-=D,D=0;U.set(S,h),h+=k}return v&&(v-=l+3),{data:U,pts:f,dts:s,len:v}}return null}function u(p,h){if(p.units.length&&p.frame){if(p.pts===void 0){var S=h.samples,v=S.length;if(v){var l=S[v-1];p.pts=l.pts,p.dts=l.dts}else{h.dropped++;return}}h.samples.push(p)}p.debug.length&&y.logger.log(p.pts+"/"+p.dts+":"+p.debug)}function d(p,h){var S=p.length;if(S>0){if(h.pts>=p[S-1].pts)p.push(h);else for(var v=S-1;v>=0;v--)if(h.pts<p[v].pts){p.splice(v,0,h);break}}else p.push(h)}function T(p){for(var h=p.byteLength,S=[],v=1;v<h-2;)p[v]===0&&p[v+1]===0&&p[v+2]===3?(S.push(v+2),v+=2):v++;if(S.length===0)return p;var l=h-S.length,f=new Uint8Array(l),s=0;for(v=0;v<l;s++,v++)s===S[0]&&(s++,S.shift()),f[v]=p[s];return f}H.default=A},"./src/errors.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"ErrorTypes",function(){return z}),L.d(H,"ErrorDetails",function(){return I});var z;(function(P){P.NETWORK_ERROR="networkError",P.MEDIA_ERROR="mediaError",P.KEY_SYSTEM_ERROR="keySystemError",P.MUX_ERROR="muxError",P.OTHER_ERROR="otherError"})(z||(z={}));var I;(function(P){P.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",P.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",P.KEY_SYSTEM_NO_SESSION="keySystemNoSession",P.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",P.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",P.MANIFEST_LOAD_ERROR="manifestLoadError",P.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",P.MANIFEST_PARSING_ERROR="manifestParsingError",P.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",P.LEVEL_EMPTY_ERROR="levelEmptyError",P.LEVEL_LOAD_ERROR="levelLoadError",P.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",P.LEVEL_SWITCH_ERROR="levelSwitchError",P.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",P.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",P.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",P.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",P.FRAG_LOAD_ERROR="fragLoadError",P.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",P.FRAG_DECRYPT_ERROR="fragDecryptError",P.FRAG_PARSING_ERROR="fragParsingError",P.REMUX_ALLOC_ERROR="remuxAllocError",P.KEY_LOAD_ERROR="keyLoadError",P.KEY_LOAD_TIMEOUT="keyLoadTimeOut",P.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",P.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",P.BUFFER_APPEND_ERROR="bufferAppendError",P.BUFFER_APPENDING_ERROR="bufferAppendingError",P.BUFFER_STALLED_ERROR="bufferStalledError",P.BUFFER_FULL_ERROR="bufferFullError",P.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",P.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",P.INTERNAL_EXCEPTION="internalException",P.INTERNAL_ABORTED="aborted",P.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"Events",function(){return z});var z;(function(I){I.MEDIA_ATTACHING="hlsMediaAttaching",I.MEDIA_ATTACHED="hlsMediaAttached",I.MEDIA_DETACHING="hlsMediaDetaching",I.MEDIA_DETACHED="hlsMediaDetached",I.BUFFER_RESET="hlsBufferReset",I.BUFFER_CODECS="hlsBufferCodecs",I.BUFFER_CREATED="hlsBufferCreated",I.BUFFER_APPENDING="hlsBufferAppending",I.BUFFER_APPENDED="hlsBufferAppended",I.BUFFER_EOS="hlsBufferEos",I.BUFFER_FLUSHING="hlsBufferFlushing",I.BUFFER_FLUSHED="hlsBufferFlushed",I.MANIFEST_LOADING="hlsManifestLoading",I.MANIFEST_LOADED="hlsManifestLoaded",I.MANIFEST_PARSED="hlsManifestParsed",I.LEVEL_SWITCHING="hlsLevelSwitching",I.LEVEL_SWITCHED="hlsLevelSwitched",I.LEVEL_LOADING="hlsLevelLoading",I.LEVEL_LOADED="hlsLevelLoaded",I.LEVEL_UPDATED="hlsLevelUpdated",I.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",I.LEVELS_UPDATED="hlsLevelsUpdated",I.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",I.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",I.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",I.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",I.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",I.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",I.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",I.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",I.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",I.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",I.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",I.CUES_PARSED="hlsCuesParsed",I.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",I.INIT_PTS_FOUND="hlsInitPtsFound",I.FRAG_LOADING="hlsFragLoading",I.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",I.FRAG_LOADED="hlsFragLoaded",I.FRAG_DECRYPTED="hlsFragDecrypted",I.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",I.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",I.FRAG_PARSING_METADATA="hlsFragParsingMetadata",I.FRAG_PARSED="hlsFragParsed",I.FRAG_BUFFERED="hlsFragBuffered",I.FRAG_CHANGED="hlsFragChanged",I.FPS_DROP="hlsFpsDrop",I.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",I.ERROR="hlsError",I.DESTROYING="hlsDestroying",I.KEY_LOADING="hlsKeyLoading",I.KEY_LOADED="hlsKeyLoaded",I.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",I.BACK_BUFFER_REACHED="hlsBackBufferReached"})(z||(z={}))},"./src/hls.ts":function(oe,H,L){"use 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h=o.call(this,p)||this,h._decryptdata=null,h.rawProgramDateTime=null,h.programDateTime=null,h.tagList=[],h.duration=0,h.sn=0,h.levelkey=void 0,h.type=void 0,h.loader=null,h.level=-1,h.cc=0,h.startPTS=void 0,h.endPTS=void 0,h.appendedPTS=void 0,h.startDTS=void 0,h.endDTS=void 0,h.start=0,h.deltaPTS=void 0,h.maxStartPTS=void 0,h.minEndPTS=void 0,h.stats=new _.LoadStats,h.urlId=0,h.data=void 0,h.bitrateTest=!1,h.title=null,h.initSegment=null,h.type=T,h}var d=u.prototype;return d.createInitializationVector=function(p){for(var h=new Uint8Array(16),S=12;S<16;S++)h[S]=p>>8*(15-S)&255;return h},d.setDecryptDataFromLevelKey=function(p,h){var S=p;return(p==null?void 0:p.method)==="AES-128"&&p.uri&&!p.iv&&(S=N.LevelKey.fromURI(p.uri),S.method=p.method,S.iv=this.createInitializationVector(h),S.keyFormat="identity"),S},d.setElementaryStreamInfo=function(p,h,S,v,l,f){f===void 0&&(f=!1);var s=this.elementaryStreams,i=s[p];if(!i){s[p]={startPTS:h,endPTS:S,startDTS:v,endDTS:l,partial:f};return}i.startPTS=Math.min(i.startPTS,h),i.endPTS=Math.max(i.endPTS,S),i.startDTS=Math.min(i.startDTS,v),i.endDTS=Math.max(i.endDTS,l)},d.clearElementaryStreamInfo=function(){var p=this.elementaryStreams;p[A.AUDIO]=null,p[A.VIDEO]=null,p[A.AUDIOVIDEO]=null},R(u,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var p=this.sn;typeof p!="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'),p=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,p)}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 p=Object(z.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+p*1e3}},{key:"encrypted",get:function(){var p;return!!((p=this.decryptdata)!==null&&p!==void 0&&p.keyFormat&&this.decryptdata.uri)}}]),u}(b),c=function(o){O(u,o);function u(d,T,p,h,S){var v;v=o.call(this,p)||this,v.fragOffset=0,v.duration=0,v.gap=!1,v.independent=!1,v.relurl=void 0,v.fragment=void 0,v.index=void 0,v.stats=new _.LoadStats,v.duration=d.decimalFloatingPoint("DURATION"),v.gap=d.bool("GAP"),v.independent=d.bool("INDEPENDENT"),v.relurl=d.enumeratedString("URI"),v.fragment=T,v.index=h;var l=d.enumeratedString("BYTERANGE");return l&&v.setByteRange(l,S),S&&(v.fragOffset=S.fragOffset+S.duration),v}return R(u,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var T=this.elementaryStreams;return!!(T.audio||T.video||T.audiovideo)}}]),u}(b)},"./src/loader/key-loader.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return B});var z=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=function(){function N(O){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=O,this._registerListeners()}var _=N.prototype;return _._registerListeners=function(){this.hls.on(z.Events.KEY_LOADING,this.onKeyLoading,this)},_._unregisterListeners=function(){this.hls.off(z.Events.KEY_LOADING,this.onKeyLoading)},_.destroy=function(){this._unregisterListeners();for(var y in this.loaders){var C=this.loaders[y];C&&C.destroy()}this.loaders={}},_.onKeyLoading=function(y,C){var R=C.frag,A=R.type,b=this.loaders[A];if(!R.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var g=R.decryptdata.uri;if(g!==this.decrypturl||this.decryptkey===null){var c=this.hls.config;if(b&&(P.logger.warn("abort previous key loader for type:"+A),b.abort()),!g){P.logger.warn("key uri is falsy");return}var o=c.loader,u=R.loader=this.loaders[A]=new o(c);this.decrypturl=g,this.decryptkey=null;var d={url:g,frag:R,responseType:"arraybuffer"},T={timeout:c.fragLoadingTimeOut,maxRetry:0,retryDelay:c.fragLoadingRetryDelay,maxRetryDelay:c.fragLoadingMaxRetryTimeout,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(d,T,p)}else this.decryptkey&&(R.decryptdata.key=this.decryptkey,this.hls.trigger(z.Events.KEY_LOADED,{frag:R}))},_.loadsuccess=function(y,C,R){var A=R.frag;if(!A.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=A.decryptdata.key=new Uint8Array(y.data),A.loader=null,delete this.loaders[A.type],this.hls.trigger(z.Events.KEY_LOADED,{frag:A})},_.loaderror=function(y,C){var R=C.frag,A=R.loader;A&&A.abort(),delete this.loaders[R.type],this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:R,response:y})},_.loadtimeout=function(y,C){var R=C.frag,A=R.loader;A&&A.abort(),delete this.loaders[R.type],this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:R})},N}()},"./src/loader/level-details.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"LevelDetails",function(){return N});var z=L("./src/polyfills/number.ts");function I(_,O){for(var y=0;y<O.length;y++){var C=O[y];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(_,C.key,C)}}function P(_,O,y){return O&&I(_.prototype,O),y&&I(_,y),_}var B=10,N=function(){function _(y){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=y}var O=_.prototype;return O.reloaded=function(C){if(!C){this.advanced=!0,this.updated=!0;return}var R=this.lastPartSn-C.lastPartSn,A=this.lastPartIndex-C.lastPartIndex;this.updated=this.endSN!==C.endSN||!!A||!!R,this.advanced=this.endSN>C.endSN||R>0||R===0&&A>0,this.updated||this.advanced?this.misses=Math.floor(C.misses*.6):this.misses=C.misses+1,this.availabilityDelay=C.availabilityDelay},P(_,[{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 C=this.driftEndTime-this.driftStartTime;if(C>0){var R=this.driftEnd-this.driftStart;return R*1e3/C}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var C;return(C=this.fragments)!==null&&C!==void 0&&C.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 C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var C;return(C=this.partList)!==null&&C!==void 0&&C.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),_}()},"./src/loader/level-key.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"LevelKey",function(){return N});var z=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(z);function P(_,O){for(var y=0;y<O.length;y++){var C=O[y];C.enumerable=C.enumerable||!1,C.configurable=!0,"value"in C&&(C.writable=!0),Object.defineProperty(_,C.key,C)}}function B(_,O,y){return O&&P(_.prototype,O),y&&P(_,y),_}var N=function(){_.fromURL=function(y,C){return new _(y,C)},_.fromURI=function(y){return new _(y)};function 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z=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(I),B=L("./src/loader/fragment.ts"),N=L("./src/loader/level-details.ts"),_=L("./src/loader/level-key.ts"),O=L("./src/utils/attr-list.ts"),y=L("./src/utils/logger.ts"),C=L("./src/utils/codecs.ts"),R=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,A=/#EXT-X-MEDIA:(.*)/g,b=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),g=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("|")),c=/\.(mp4|m4s|m4v|m4a)$/i;function o(S){var v,l;return c.test((v=(l=I.parseURL(S))===null||l===void 0?void 0:l.path)!=null?v:"")}var u=function(){function S(){}return S.findGroup=function(l,f){for(var s=0;s<l.length;s++){var i=l[s];if(i.id===f)return i}},S.convertAVC1ToAVCOTI=function(l){var f=l.split(".");if(f.length>2){var s=f.shift()+".";return s+=parseInt(f.shift()).toString(16),s+=("000"+parseInt(f.shift()).toString(16)).substr(-4),s}return l},S.resolve=function(l,f){return I.buildAbsoluteURL(f,l,{alwaysNormalize:!0})},S.parseMasterPlaylist=function(l,f){var s=[],i={},x=!1;R.lastIndex=0;for(var m;(m=R.exec(l))!=null;)if(m[1]){var E=new O.AttrList(m[1]),D={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:S.resolve(m[2],f)},U=E.decimalResolution("RESOLUTION");U&&(D.width=U.width,D.height=U.height),d((E.CODECS||"").split(/[ ,]+/).filter(function(K){return K}),D),D.videoCodec&&D.videoCodec.indexOf("avc1")!==-1&&(D.videoCodec=S.convertAVC1ToAVCOTI(D.videoCodec)),s.push(D)}else if(m[3]){var j=new O.AttrList(m[3]);j["DATA-ID"]&&(x=!0,i[j["DATA-ID"]]=j)}return{levels:s,sessionData:x?i:null}},S.parseMasterPlaylistMedia=function(l,f,s,i){i===void 0&&(i=[]);var x,m=[],E=0;for(A.lastIndex=0;(x=A.exec(l))!==null;){var D=new O.AttrList(x[1]);if(D.TYPE===s){var U={attrs:D,bitrate:0,id:E++,groupId:D["GROUP-ID"],instreamId:D["INSTREAM-ID"],name:D.NAME||D.LANGUAGE||"",type:s,default:D.bool("DEFAULT"),autoselect:D.bool("AUTOSELECT"),forced:D.bool("FORCED"),lang:D.LANGUAGE,url:D.URI?S.resolve(D.URI,f):""};if(i.length){var j=S.findGroup(i,U.groupId)||i[0];T(U,j,"audioCodec"),T(U,j,"textCodec")}m.push(U)}}return m},S.parseLevelPlaylist=function(l,f,s,i,x){var m=new N.LevelDetails(f),E=m.fragments,D=null,U=0,j=0,K=0,k=0,M=null,G=new B.Fragment(i,f),ee,ue,de,be=-1,Ee=!1;for(b.lastIndex=0,m.m3u8=l;(ee=b.exec(l))!==null;){Ee&&(Ee=!1,G=new B.Fragment(i,f),G.start=K,G.sn=U,G.cc=k,G.level=s,D&&(G.initSegment=D,G.rawProgramDateTime=D.rawProgramDateTime));var ae=ee[1];if(ae){G.duration=parseFloat(ae);var $=(" "+ee[2]).slice(1);G.title=$||null,G.tagList.push($?["INF",ae,$]:["INF",ae])}else if(ee[3])Object(z.isFiniteNumber)(G.duration)&&(G.start=K,de&&(G.levelkey=de),G.sn=U,G.level=s,G.cc=k,G.urlId=x,E.push(G),G.relurl=(" "+ee[3]).slice(1),h(G,M),M=G,K+=G.duration,U++,j=0,Ee=!0);else if(ee[4]){var re=(" "+ee[4]).slice(1);M?G.setByteRange(re,M):G.setByteRange(re)}else if(ee[5])G.rawProgramDateTime=(" "+ee[5]).slice(1),G.tagList.push(["PROGRAM-DATE-TIME",G.rawProgramDateTime]),be===-1&&(be=E.length);else{if(ee=ee[0].match(g),!ee){y.logger.warn("No matches on slow regex match for level playlist!");continue}for(ue=1;ue<ee.length&&!(typeof ee[ue]!="undefined");ue++);var J=(" "+ee[ue]).slice(1),ie=(" "+ee[ue+1]).slice(1),V=ee[ue+2]?(" "+ee[ue+2]).slice(1):"";switch(J){case"PLAYLIST-TYPE":m.type=ie.toUpperCase();break;case"MEDIA-SEQUENCE":U=m.startSN=parseInt(ie);break;case"SKIP":{var Y=new O.AttrList(ie),Z=Y.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(Z)){m.skippedSegments=Z;for(var le=Z;le--;)E.unshift(null);U+=Z}var xe=Y.enumeratedString("RECENTLY-REMOVED-DATERANGES");xe&&(m.recentlyRemovedDateranges=xe.split("	"));break}case"TARGETDURATION":m.targetduration=parseFloat(ie);break;case"VERSION":m.version=parseInt(ie);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(ie||V)&&G.tagList.push(V?[ie,V]:[ie]);break;case"DIS":k++;case"GAP":G.tagList.push([J]);break;case"BITRATE":G.tagList.push([J,ie]);break;case"DISCONTINUITY-SEQ":k=parseInt(ie);break;case"KEY":{var he,Te=new O.AttrList(ie),De=Te.enumeratedString("METHOD"),Pe=Te.URI,Be=Te.hexadecimalInteger("IV"),Me=Te.enumeratedString("KEYFORMATVERSIONS"),ke=Te.enumeratedString("KEYID"),Ve=(he=Te.enumeratedString("KEYFORMAT"))!=null?he:"identity",Se=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Se.indexOf(Ve)>-1){y.logger.warn("Keyformat "+Ve+" is not supported from the manifest");continue}else if(Ve!=="identity")continue;De&&(de=_.LevelKey.fromURL(f,Pe),Pe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(de.method=De,de.keyFormat=Ve,ke&&(de.keyID=ke),Me&&(de.keyFormatVersions=Me),de.iv=Be));break}case"START":{var Re=new O.AttrList(ie),_e=Re.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(_e)&&(m.startTimeOffset=_e);break}case"MAP":{var Ne=new O.AttrList(ie);G.relurl=Ne.URI,Ne.BYTERANGE&&G.setByteRange(Ne.BYTERANGE),G.level=s,G.sn="initSegment",de&&(G.levelkey=de),G.initSegment=null,D=G,Ee=!0;break}case"SERVER-CONTROL":{var Fe=new O.AttrList(ie);m.canBlockReload=Fe.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=Fe.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&Fe.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=Fe.optionalFloat("PART-HOLD-BACK",0),m.holdBack=Fe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ue=new O.AttrList(ie);m.partTarget=Ue.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ce=m.partList;Ce||(Ce=m.partList=[]);var He=j>0?Ce[Ce.length-1]:void 0,je=j++,we=new B.Part(new O.AttrList(ie),G,f,je,He);Ce.push(we),G.duration+=we.duration;break}case"PRELOAD-HINT":{var Ie=new O.AttrList(ie);m.preloadHint=Ie;break}case"RENDITION-REPORT":{var ge=new O.AttrList(ie);m.renditionReports=m.renditionReports||[],m.renditionReports.push(ge);break}default:y.logger.warn("line parsed but not handled: "+ee);break}}}M&&!M.relurl?(E.pop(),K-=M.duration,m.partList&&(m.fragmentHint=M)):m.partList&&(h(G,M),G.cc=k,m.fragmentHint=G);var ce=E.length,me=E[0],q=E[ce-1];if(K+=m.skippedSegments*m.targetduration,K>0&&ce&&q){m.averagetargetduration=K/ce;var ne=q.sn;m.endSN=ne!=="initSegment"?ne:0,me&&(m.startCC=me.cc,me.initSegment||m.fragments.every(function(se){return se.relurl&&o(se.relurl)})&&(y.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),G=new B.Fragment(i,f),G.relurl=q.relurl,G.level=s,G.sn="initSegment",me.initSegment=G,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(K+=m.fragmentHint.duration),m.totalduration=K,m.endCC=k,be>0&&p(E,be),m},S}();function d(S,v){["video","audio","text"].forEach(function(l){var f=S.filter(function(i){return Object(C.isCodecType)(i,l)});if(f.length){var s=f.filter(function(i){return i.lastIndexOf("avc1",0)===0||i.lastIndexOf("mp4a",0)===0});v[l+"Codec"]=s.length>0?s[0]:f[0],S=S.filter(function(i){return f.indexOf(i)===-1})}}),v.unknownCodecs=S}function T(S,v,l){var f=v[l];f&&(S[l]=f)}function p(S,v){for(var l=S[v],f=v;f--;){var s=S[f];if(!s)return;s.programDateTime=l.programDateTime-s.duration*1e3,l=s}}function 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u=this.loaders[o];u&&u.destroy(),this.resetInternalLoader(o)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(o,u){var d=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:O.PlaylistContextType.MANIFEST,url:d,deliveryDirectives:null})},g.onLevelLoading=function(o,u){var d=u.id,T=u.level,p=u.url,h=u.deliveryDirectives;this.load({id:d,groupId:null,level:T,responseType:"text",type:O.PlaylistContextType.LEVEL,url:p,deliveryDirectives:h})},g.onAudioTrackLoading=function(o,u){var d=u.id,T=u.groupId,p=u.url,h=u.deliveryDirectives;this.load({id:d,groupId:T,level:null,responseType:"text",type:O.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:h})},g.onSubtitleTrackLoading=function(o,u){var d=u.id,T=u.groupId,p=u.url,h=u.deliveryDirectives;this.load({id:d,groupId:T,level:null,responseType:"text",type:O.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:h})},g.load=function(o){var u,d=this.hls.config,T=this.getInternalLoader(o);if(T){var p=T.context;if(p&&p.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),T.abort()}var h,S,v,l;switch(o.type){case O.PlaylistContextType.MANIFEST:h=d.manifestLoadingMaxRetry,S=d.manifestLoadingTimeOut,v=d.manifestLoadingRetryDelay,l=d.manifestLoadingMaxRetryTimeout;break;case O.PlaylistContextType.LEVEL:case O.PlaylistContextType.AUDIO_TRACK:case O.PlaylistContextType.SUBTITLE_TRACK:h=0,S=d.levelLoadingTimeOut;break;default:h=d.levelLoadingMaxRetry,S=d.levelLoadingTimeOut,v=d.levelLoadingRetryDelay,l=d.levelLoadingMaxRetryTimeout;break}if(T=this.createInternalLoader(o),(u=o.deliveryDirectives)!==null&&u!==void 0&&u.part){var f;if(o.type===O.PlaylistContextType.LEVEL&&o.level!==null?f=this.hls.levels[o.level].details:o.type===O.PlaylistContextType.AUDIO_TRACK&&o.id!==null?f=this.hls.audioTracks[o.id].details:o.type===O.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(f=this.hls.subtitleTracks[o.id].details),f){var s=f.partTarget,i=f.targetduration;s&&i&&(S=Math.min(Math.max(s*3,i*.8)*1e3,S))}}var x={timeout:S,maxRetry:h,retryDelay:v,maxRetryDelay:l,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};T.load(o,x,m)},g.loadsuccess=function(o,u,d,T){if(T===void 0&&(T=null),d.isSidxRequest){this.handleSidxRequest(o,d),this.handlePlaylistLoaded(o,u,d,T);return}this.resetInternalLoader(d.type);var p=o.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,d,"no EXTM3U 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D=x.some(function(U){return!U.url});!D&&l[0].audioCodec&&!l[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),x.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new y.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:l,audioTracks:x,subtitles:m,captions:E,url:S,stats:u,networkDetails:T,sessionData:f})},g.handleTrackOrLevelPlaylist=function(o,u,d,T){var p=this.hls,h=d.id,S=d.level,v=d.type,l=R(o,d),f=Object(z.isFiniteNumber)(h)?h:0,s=Object(z.isFiniteNumber)(S)?S:f,i=C(d),x=_.default.parseLevelPlaylist(o.data,l,s,i,f);if(!x.fragments.length){p.trigger(I.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:l,reason:"no fragments found in level",level:typeof d.level=="number"?d.level:void 0});return}if(v===O.PlaylistContextType.MANIFEST){var m={attrs:new 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P.box.apply(null,[P.types.moov,P.mvhd(N[0].timescale,N[0].duration)].concat(O).concat(P.mvex(N)))},P.mvex=function(N){for(var _=N.length,O=[];_--;)O[_]=P.trex(N[_]);return P.box.apply(null,[P.types.mvex].concat(O))},P.mvhd=function(N,_){_*=N;var O=Math.floor(_/(z+1)),y=Math.floor(_%(z+1)),C=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,N>>24&255,N>>16&255,N>>8&255,N&255,O>>24,O>>16&255,O>>8&255,O&255,y>>24,y>>16&255,y>>8&255,y&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 P.box(P.types.mvhd,C)},P.sdtp=function(N){var _=N.samples||[],O=new Uint8Array(4+_.length),y,C;for(y=0;y<_.length;y++)C=_[y].flags,O[y+4]=C.dependsOn<<4|C.isDependedOn<<2|C.hasRedundancy;return P.box(P.types.sdtp,O)},P.stbl=function(N){return P.box(P.types.stbl,P.stsd(N),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(N){var _=[],O=[],y,C,R;for(y=0;y<N.sps.length;y++)C=N.sps[y],R=C.byteLength,_.push(R>>>8&255),_.push(R&255),_=_.concat(Array.prototype.slice.call(C));for(y=0;y<N.pps.length;y++)C=N.pps[y],R=C.byteLength,O.push(R>>>8&255),O.push(R&255),O=O.concat(Array.prototype.slice.call(C));var A=P.box(P.types.avcC,new Uint8Array([1,_[3],_[4],_[5],252|3,224|N.sps.length].concat(_).concat([N.pps.length]).concat(O))),b=N.width,g=N.height,c=N.pixelRatio[0],o=N.pixelRatio[1];return P.box(P.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,b>>8&255,b&255,g>>8&255,g&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]),A,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,c&255,o>>24,o>>16&255,o>>8&255,o&255])))},P.esds=function(N){var _=N.config.length;return new Uint8Array([0,0,0,0,3,23+_,0,1,0,4,15+_,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([_]).concat(N.config).concat([6,1,2]))},P.mp4a=function(N){var _=N.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,_>>8&255,_&255,0,0]),P.box(P.types.esds,P.esds(N)))},P.mp3=function(N){var _=N.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,_>>8&255,_&255,0,0]))},P.stsd=function(N){return N.type==="audio"?!N.isAAC&&N.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(N)):P.box(P.types.stsd,P.STSD,P.mp4a(N)):P.box(P.types.stsd,P.STSD,P.avc1(N))},P.tkhd=function(N){var _=N.id,O=N.duration*N.timescale,y=N.width,C=N.height,R=Math.floor(O/(z+1)),A=Math.floor(O%(z+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,_>>24&255,_>>16&255,_>>8&255,_&255,0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255,A>>24,A>>16&255,A>>8&255,A&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,y>>8&255,y&255,0,0,C>>8&255,C&255,0,0]))},P.traf=function(N,_){var O=P.sdtp(N),y=N.id,C=Math.floor(_/(z+1)),R=Math.floor(_%(z+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,y>>24,y>>16&255,y>>8&255,y&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,C>>24,C>>16&255,C>>8&255,C&255,R>>24,R>>16&255,R>>8&255,R&255])),P.trun(N,O.length+16+20+8+16+8+8),O)},P.trak=function(N){return N.duration=N.duration||4294967295,P.box(P.types.trak,P.tkhd(N),P.mdia(N))},P.trex=function(N){var _=N.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(N,_){var O=N.samples||[],y=O.length,C=12+16*y,R=new Uint8Array(C),A,b,g,c,o,u;for(_+=8+C,R.set([0,0,15,1,y>>>24&255,y>>>16&255,y>>>8&255,y&255,_>>>24&255,_>>>16&255,_>>>8&255,_&255],0),A=0;A<y;A++)b=O[A],g=b.duration,c=b.size,o=b.flags,u=b.cts,R.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,u>>>24&255,u>>>16&255,u>>>8&255,u&255],12+16*A);return P.box(P.types.trun,R)},P.initSegment=function(N){P.types||P.init();var _=P.moov(N),O=new Uint8Array(P.FTYP.byteLength+_.byteLength);return O.set(P.FTYP),O.set(_,P.FTYP.byteLength),O},P}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,H.default=I},"./src/remux/mp4-remuxer.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"default",function(){return u}),L.d(H,"normalizePts",function(){return d});var z=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),P=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),N=L("./src/errors.ts"),_=L("./src/utils/logger.ts"),O=L("./src/types/loader.ts"),y=L("./src/utils/timescale-conversion.ts");function C(){return C=Object.assign||function(S){for(var v=1;v<arguments.length;v++){var l=arguments[v];for(var f in l)Object.prototype.hasOwnProperty.call(l,f)&&(S[f]=l[f])}return S},C.apply(this,arguments)}var R=10*1e3,A=1024,b=1152,g=null,c=null,o=!1,u=function(){function S(l,f,s,i){if(i===void 0&&(i=""),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=l,this.config=f,this.typeSupported=s,this.ISGenerated=!1,g===null){var x=navigator.userAgent||"",m=x.match(/Chrome\/(\d+)/i);g=m?parseInt(m[1]):0}if(c===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);c=E?parseInt(E[1]):0}o=!!g&&g<75||!!c&&c<600}var v=S.prototype;return v.destroy=function(){},v.resetTimeStamp=function(f){_.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=f},v.resetNextTimestamp=function(){_.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},v.resetInitSegment=function(){_.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},v.getVideoStartPts=function(f){var s=!1,i=f.reduce(function(x,m){var E=m.pts-x;return E<-4294967296?(s=!0,d(x,m.pts)):E>0?x:m.pts},f[0].pts);return s&&_.logger.debug("PTS rollover detected"),i},v.remux=function(f,s,i,x,m,E,D,U){var j,K,k,M,G,ee,ue=m,de=m,be=f.pid>-1,Ee=s.pid>-1,ae=s.samples.length,$=f.samples.length>0,re=ae>1,J=(!be||$)&&(!Ee||re)||this.ISGenerated||D;if(J){this.ISGenerated||(k=this.generateIS(f,s,m));var ie=this.isVideoContiguous,V=-1;if(re&&(V=T(s.samples),!ie&&this.config.forceKeyFrameOnDiscontinuity))if(ee=!0,V>0){_.logger.warn("[mp4-remuxer]: Dropped "+V+" out of "+ae+" video samples due to a missing keyframe");var Y=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(V),s.dropped+=V,de+=(s.samples[0].pts-Y)/(s.timescale||9e4)}else V===-1&&(_.logger.warn("[mp4-remuxer]: No keyframe found out of "+ae+" video samples"),ee=!1);if(this.ISGenerated){if($&&re){var Z=this.getVideoStartPts(s.samples),le=d(f.samples[0].pts,Z)-Z,xe=le/s.inputTimeScale;ue+=Math.max(0,xe),de+=Math.max(0,-xe)}if($){if(f.samplerate||(_.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),k=this.generateIS(f,s,m)),K=this.remuxAudio(f,ue,this.isAudioContiguous,E,Ee||re||U===O.PlaylistLevelType.AUDIO?de:void 0),re){var he=K?K.endPTS-K.startPTS:0;s.inputTimeScale||(_.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),k=this.generateIS(f,s,m)),j=this.remuxVideo(s,de,ie,he)}}else re&&(j=this.remuxVideo(s,de,ie,0));j&&(j.firstKeyFrame=V,j.independent=V!==-1)}}return this.ISGenerated&&(i.samples.length&&(G=this.remuxID3(i,m)),x.samples.length&&(M=this.remuxText(x,m))),{audio:K,video:j,initSegment:k,independent:ee,text:M,id3:G}},v.generateIS=function(f,s,i){var x=f.samples,m=s.samples,E=this.typeSupported,D={},U=!Object(z.isFiniteNumber)(this._initPTS),j="audio/mp4",K,k,M;if(U&&(K=k=Infinity),f.config&&x.length&&(f.timescale=f.samplerate,f.isAAC||(E.mpeg?(j="audio/mpeg",f.codec=""):E.mp3&&(f.codec="mp3")),D.audio={id:"audio",container:j,codec:f.codec,initSegment:!f.isAAC&&E.mpeg?new Uint8Array(0):P.default.initSegment([f]),metadata:{channelCount:f.channelCount}},U&&(M=f.inputTimeScale,K=k=x[0].pts-Math.round(M*i))),s.sps&&s.pps&&m.length&&(s.timescale=s.inputTimeScale,D.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:P.default.initSegment([s]),metadata:{width:s.width,height:s.height}},U)){M=s.inputTimeScale;var G=this.getVideoStartPts(m),ee=Math.round(M*i);k=Math.min(k,d(m[0].dts,G)-ee),K=Math.min(K,G-ee)}if(Object.keys(D).length)return this.ISGenerated=!0,U&&(this._initPTS=K,this._initDTS=k),{tracks:D,initPTS:K,timescale:M}},v.remuxVideo=function(f,s,i,x){var m=f.inputTimeScale,E=f.samples,D=[],U=E.length,j=this._initPTS,K=this.nextAvcDts,k=8,M,G,ee,ue=Number.POSITIVE_INFINITY,de=Number.NEGATIVE_INFINITY,be=0,Ee=!1;if(!i||K===null){var ae=s*m,$=E[0].pts-d(E[0].dts,E[0].pts);K=ae-$}for(var re=0;re<U;re++){var J=E[re];if(J.pts=d(J.pts-j,K),J.dts=d(J.dts-j,K),J.dts>J.pts){var ie=9e4*.2;be=Math.max(Math.min(be,J.pts-J.dts),-1*ie)}J.dts<E[re>0?re-1:re].dts&&(Ee=!0)}Ee&&E.sort(function(yt,st){var rt=yt.dts-st.dts,Tt=yt.pts-st.pts;return rt||Tt}),G=E[0].dts,ee=E[E.length-1].dts;var V=Math.round((ee-G)/(U-1));if(be<0){if(be<V*-2){_.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(y.toMsFromMpegTsClock)(-V,!0)+" ms");for(var Y=be,Z=0;Z<U;Z++)E[Z].dts=Y=Math.max(Y,E[Z].pts-V),E[Z].pts=Math.max(Y,E[Z].pts)}else{_.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(y.toMsFromMpegTsClock)(be,!0)+" ms to overcome this issue");for(var le=0;le<U;le++)E[le].dts=E[le].dts+be}G=E[0].dts}if(i){var xe=G-K,he=xe>V,Te=xe<-1;if(he||Te){he?_.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(xe,!0)+" ms ("+xe+"dts) hole between fragments detected, filling it"):_.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(-xe,!0)+" ms ("+xe+"dts) overlapping between fragments detected"),G=K;var De=E[0].pts-xe;E[0].dts=G,E[0].pts=De,_.logger.log("Video: First PTS/DTS adjusted: "+Object(y.toMsFromMpegTsClock)(De,!0)+"/"+Object(y.toMsFromMpegTsClock)(G,!0)+", delta: "+Object(y.toMsFromMpegTsClock)(xe,!0)+" ms")}}o&&(G=Math.max(0,G));for(var Pe=0,Be=0,Me=0;Me<U;Me++){for(var ke=E[Me],Ve=ke.units,Se=Ve.length,Re=0,_e=0;_e<Se;_e++)Re+=Ve[_e].data.length;Be+=Re,Pe+=Se,ke.length=Re,ke.dts=Math.max(ke.dts,G),ke.pts=Math.max(ke.pts,ke.dts,0),ue=Math.min(ke.pts,ue),de=Math.max(ke.pts,de)}ee=E[U-1].dts;var Ne=Be+4*Pe+8,Fe;try{Fe=new Uint8Array(Ne)}catch(yt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ne,reason:"fail allocating video mdat "+Ne});return}var Ue=new DataView(Fe.buffer);Ue.setUint32(0,Ne),Fe.set(P.default.types.mdat,4);for(var Ce=0;Ce<U;Ce++){for(var He=E[Ce],je=He.units,we=0,Ie=0,ge=je.length;Ie<ge;Ie++){var ce=je[Ie],me=ce.data,q=ce.data.byteLength;Ue.setUint32(k,q),k+=4,Fe.set(me,k),k+=q,we+=4+q}if(Ce<U-1)M=E[Ce+1].dts-He.dts;else{var ne=this.config,se=He.dts-E[Ce>0?Ce-1:Ce].dts;if(ne.stretchShortVideoTrack&&this.nextAudioPts!==null){var pe=Math.floor(ne.maxBufferHole*m),ye=(x?ue+x*m:this.nextAudioPts)-He.pts;ye>pe?(M=ye-se,M<0&&(M=se),_.logger.log("[mp4-remuxer]: It is approximately "+ye/90+" ms to the next segment; using duration "+M/90+" ms for the last video frame.")):M=se}else M=se}var Le=Math.round(He.pts-He.dts);D.push(new p(He.key,M,we,Le))}if(D.length&&g&&g<70){var Ke=D[0].flags;Ke.dependsOn=2,Ke.isNonSync=0}console.assert(M!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=K=ee+M,this.isVideoContiguous=!0;var Je=P.default.moof(f.sequenceNumber++,G,C({},f,{samples:D})),et="video",Qe={data1:Je,data2:Fe,startPTS:ue/m,endPTS:(de+M)/m,startDTS:G/m,endDTS:K/m,type:et,hasAudio:!1,hasVideo:!0,nb:D.length,dropped:f.dropped};return f.samples=[],f.dropped=0,console.assert(Fe.length,"MDAT length must not be zero"),Qe},v.remuxAudio=function(f,s,i,x,m){var E=f.inputTimeScale,D=f.samplerate?f.samplerate:E,U=E/D,j=f.isAAC?A:b,K=j*U,k=this._initPTS,M=!f.isAAC&&this.typeSupported.mpeg,G=[],ee=f.samples,ue=M?0:8,de=this.nextAudioPts||-1,be=s*E;if(this.isAudioContiguous=i=i||ee.length&&de>0&&(x&&Math.abs(be-de)<9e3||Math.abs(d(ee[0].pts-k,be)-de)<20*K),ee.forEach(function(me){me.pts=d(me.pts-k,be)}),!i||de<0){if(ee=ee.filter(function(me){return me.pts>=0}),!ee.length)return;m===0?de=0:x?de=Math.max(0,be):de=ee[0].pts}if(f.isAAC)for(var Ee=m!==void 0,ae=this.config.maxAudioFramesDrift,$=0,re=de;$<ee.length;$++){var J=ee[$],ie=J.pts,V=ie-re,Y=Math.abs(1e3*V/E);if(V<=-ae*K&&Ee)$===0&&(_.logger.warn("Audio frame @ "+(ie/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*V/E)+" ms."),this.nextAudioPts=de=re=ie);else if(V>=ae*K&&Y<R&&Ee){var Z=Math.round(V/K);re=ie-Z*K,re<0&&(Z--,re+=K),$===0&&(this.nextAudioPts=de=re),_.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(re/E).toFixed(3)+"s due to "+Math.round(1e3*V/E)+" ms gap.");for(var le=0;le<Z;le++){var xe=Math.max(re,0),he=I.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);he||(_.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),he=J.unit.subarray()),ee.splice($,0,{unit:he,pts:xe}),re+=K,$++}}J.pts=re,re+=K}for(var Te=null,De=null,Pe,Be=0,Me=ee.length;Me--;)Be+=ee[Me].unit.byteLength;for(var ke=0,Ve=ee.length;ke<Ve;ke++){var Se=ee[ke],Re=Se.unit,_e=Se.pts;if(De!==null){var Ne=G[ke-1];Ne.duration=Math.round((_e-De)/U)}else if(i&&f.isAAC&&(_e=de),Te=_e,Be>0){Be+=ue;try{Pe=new Uint8Array(Be)}catch(me){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Be,reason:"fail allocating audio mdat "+Be});return}if(!M){var Fe=new DataView(Pe.buffer);Fe.setUint32(0,Be),Pe.set(P.default.types.mdat,4)}}else return;Pe.set(Re,ue);var Ue=Re.byteLength;ue+=Ue,G.push(new p(!0,j,Ue,0)),De=_e}var Ce=G.length;if(!Ce)return;var He=G[G.length-1];this.nextAudioPts=de=De+U*He.duration;var je=M?new Uint8Array(0):P.default.moof(f.sequenceNumber++,Te/U,C({},f,{samples:G}));f.samples=[];var we=Te/E,Ie=de/E,ge="audio",ce={data1:je,data2:Pe,startPTS:we,endPTS:Ie,startDTS:we,endDTS:Ie,type:ge,hasAudio:!0,hasVideo:!1,nb:Ce};return this.isAudioContiguous=!0,console.assert(Pe.length,"MDAT length must not be zero"),ce},v.remuxEmptyAudio=function(f,s,i,x){var m=f.inputTimeScale,E=f.samplerate?f.samplerate:m,D=m/E,U=this.nextAudioPts,j=(U!==null?U:x.startDTS*m)+this._initDTS,K=x.endDTS*m+this._initDTS,k=D*A,M=Math.ceil((K-j)/k),G=I.default.getSilentFrame(f.manifestCodec||f.codec,f.channelCount);if(_.logger.warn("[mp4-remuxer]: remux empty Audio"),!G){_.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio 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Skipping it!");return}this.chars[this.pos].setChar(x,this.currPenState),this.moveCursor(1)},f.clearFromPos=function(i){var x;for(x=i;x<N;x++)this.chars[x].reset()},f.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},f.clearToEndOfRow=function(){this.clearFromPos(this.pos)},f.getTextString=function(){for(var i=[],x=!0,m=0;m<N;m++){var E=this.chars[m].uchar;E!==" "&&(x=!1),i.push(E)}return x?"":i.join("")},f.setPenStyles=function(i){this.currPenState.setStyles(i);var x=this.chars[this.pos];x.setPenState(this.currPenState)},l}(),d=function(){function l(s){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var i=0;i<B;i++)this.rows.push(new u(s));this.logger=s,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var f=l.prototype;return f.reset=function(){for(var i=0;i<B;i++)this.rows[i].clear();this.currRow=B-1},f.equals=function(i){for(var x=!0,m=0;m<B;m++)if(!this.rows[m].equals(i.rows[m])){x=!1;break}return x},f.copy=function(i){for(var x=0;x<B;x++)this.rows[x].copy(i.rows[x])},f.isEmpty=function(){for(var i=!0,x=0;x<B;x++)if(!this.rows[x].isEmpty()){i=!1;break}return i},f.backSpace=function(){var i=this.rows[this.currRow];i.backSpace()},f.clearToEndOfRow=function(){var i=this.rows[this.currRow];i.clearToEndOfRow()},f.insertChar=function(i){var x=this.rows[this.currRow];x.insertChar(i)},f.setPen=function(i){var x=this.rows[this.currRow];x.setPenStyles(i)},f.moveCursor=function(i){var x=this.rows[this.currRow];x.moveCursor(i)},f.setCursor=function(i){this.logger.log(A.INFO,"setCursor: "+i);var x=this.rows[this.currRow];x.setCursor(i)},f.setPAC=function(i){this.logger.log(A.INFO,"pacData = "+JSON.stringify(i));var x=i.row-1;if(this.nrRollUpRows&&x<this.nrRollUpRows-1&&(x=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==x){for(var m=0;m<B;m++)this.rows[m].clear();var E=this.currRow+1-this.nrRollUpRows,D=this.lastOutputScreen;if(D){var U=D.rows[E].cueStartTime,j=this.logger.time;if(U&&j!==null&&U<j)for(var K=0;K<this.nrRollUpRows;K++)this.rows[x-this.nrRollUpRows+K+1].copy(D.rows[E+K])}}this.currRow=x;var k=this.rows[this.currRow];if(i.indent!==null){var M=i.indent,G=Math.max(M-1,0);k.setCursor(i.indent),i.color=k.chars[G].penState.foreground}var ee={foreground:i.color,underline:i.underline,italics:i.italics,background:"black",flash:!1};this.setPen(ee)},f.setBkgData=function(i){this.logger.log(A.INFO,"bkgData = "+JSON.stringify(i)),this.backSpace(),this.setPen(i),this.insertChar(32)},f.setRollUpRows=function(i){this.nrRollUpRows=i},f.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(A.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(A.TEXT,this.getDisplayText());var i=this.currRow+1-this.nrRollUpRows,x=this.rows.splice(i,1)[0];x.clear(),this.rows.splice(this.currRow,0,x),this.logger.log(A.INFO,"Rolling up")},f.getDisplayText=function(i){i=i||!1;for(var x=[],m="",E=-1,D=0;D<B;D++){var U=this.rows[D].getTextString();U&&(E=D+1,i?x.push("Row "+E+": '"+U+"'"):x.push(U.trim()))}return x.length>0&&(i?m="["+x.join(" | ")+"]":m=x.join(`
`)),m},f.getTextAndFormat=function(){return this.rows},l}(),T=function(){function l(s,i,x){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=s,this.outputFilter=i,this.mode=null,this.verbose=0,this.displayedMemory=new d(x),this.nonDisplayedMemory=new d(x),this.lastOutputScreen=new d(x),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=x}var f=l.prototype;return f.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},f.getHandler=function(){return this.outputFilter},f.setHandler=function(i){this.outputFilter=i},f.setPAC=function(i){this.writeScreen.setPAC(i)},f.setBkgData=function(i){this.writeScreen.setBkgData(i)},f.setMode=function(i){if(i===this.mode)return;this.mode=i,this.logger.log(A.INFO,"MODE="+i),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=i},f.insertChars=function(i){for(var x=0;x<i.length;x++)this.writeScreen.insertChar(i[x]);var m=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(A.INFO,m+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(A.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},f.ccRCL=function(){this.logger.log(A.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},f.ccBS=function(){if(this.logger.log(A.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},f.ccAOF=function(){},f.ccAON=function(){},f.ccDER=function(){this.logger.log(A.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},f.ccRU=function(i){this.logger.log(A.INFO,"RU("+i+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(i)},f.ccFON=function(){this.logger.log(A.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},f.ccRDC=function(){this.logger.log(A.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},f.ccTR=function(){this.logger.log(A.INFO,"TR"),this.setMode("MODE_TEXT")},f.ccRTD=function(){this.logger.log(A.INFO,"RTD"),this.setMode("MODE_TEXT")},f.ccEDM=function(){this.logger.log(A.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},f.ccCR=function(){this.logger.log(A.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},f.ccENM=function(){this.logger.log(A.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},f.ccEOC=function(){if(this.logger.log(A.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var i=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=i,this.writeScreen=this.nonDisplayedMemory,this.logger.log(A.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},f.ccTO=function(i){this.logger.log(A.INFO,"TO("+i+") - Tab Offset"),this.writeScreen.moveCursor(i)},f.ccMIDROW=function(i){var x={flash:!1};if(x.underline=i%2===1,x.italics=i>=46,x.italics)x.foreground="white";else{var m=Math.floor(i/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];x.foreground=E[m]}this.logger.log(A.INFO,"MIDROW: "+JSON.stringify(x)),this.writeScreen.setPen(x)},f.outputDataUpdate=function(i){i===void 0&&(i=!1);var x=this.logger.time;if(x===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=x:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,x,this.lastOutputScreen),i&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:x),this.lastOutputScreen.copy(this.displayedMemory))},f.cueSplitAtTime=function(i){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,i,this.displayedMemory),this.cueStartTime=i))},l}(),p=function(){function l(s,i,x){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new b;this.channels=[null,new T(s,i,m),new T(s+1,x,m)],this.cmdHistory=v(),this.logger=m}var f=l.prototype;return f.getHandler=function(i){return this.channels[i].getHandler()},f.setHandler=function(i,x){this.channels[i].setHandler(x)},f.addData=function(i,x){var m,E,D,U=!1;this.logger.time=i;for(var j=0;j<x.length;j+=2){if(E=x[j]&127,D=x[j+1]&127,E===0&&D===0)continue;if(this.logger.log(A.DATA,"["+g([x[j],x[j+1]])+"] -> ("+g([E,D])+")"),m=this.parseCmd(E,D),m||(m=this.parseMidrow(E,D)),m||(m=this.parsePAC(E,D)),m||(m=this.parseBackgroundAttributes(E,D)),!m&&(U=this.parseChars(E,D),U)){var K=this.currentChannel;if(K&&K>0){var k=this.channels[K];k.insertChars(U)}else this.logger.log(A.WARNING,"No channel found yet. TEXT-MODE?")}!m&&!U&&this.logger.log(A.WARNING,"Couldn't parse cleaned data "+g([E,D])+" orig: "+g([x[j],x[j+1]]))}},f.parseCmd=function(i,x){var m=this.cmdHistory,E=(i===20||i===28||i===21||i===29)&&x>=32&&x<=47,D=(i===23||i===31)&&x>=33&&x<=35;if(!(E||D))return!1;if(S(i,x,m))return h(null,null,m),this.logger.log(A.DEBUG,"Repeated command ("+g([i,x])+") is dropped"),!0;var U=i===20||i===21||i===23?1:2,j=this.channels[U];return i===20||i===21||i===28||i===29?x===32?j.ccRCL():x===33?j.ccBS():x===34?j.ccAOF():x===35?j.ccAON():x===36?j.ccDER():x===37?j.ccRU(2):x===38?j.ccRU(3):x===39?j.ccRU(4):x===40?j.ccFON():x===41?j.ccRDC():x===42?j.ccTR():x===43?j.ccRTD():x===44?j.ccEDM():x===45?j.ccCR():x===46?j.ccENM():x===47&&j.ccEOC():j.ccTO(x-32),h(i,x,m),this.currentChannel=U,!0},f.parseMidrow=function(i,x){var m=0;if((i===17||i===25)&&x>=32&&x<=47){if(i===17?m=1:m=2,m!==this.currentChannel)return this.logger.log(A.ERROR,"Mismatch channel in midrow parsing"),!1;var E=this.channels[m];return E?(E.ccMIDROW(x),this.logger.log(A.DEBUG,"MIDROW ("+g([i,x])+")"),!0):!1}return!1},f.parsePAC=function(i,x){var m,E=this.cmdHistory,D=(i>=17&&i<=23||i>=25&&i<=31)&&x>=64&&x<=127,U=(i===16||i===24)&&x>=64&&x<=95;if(!(D||U))return!1;if(S(i,x,E))return h(null,null,E),!0;var j=i<=23?1:2;x>=64&&x<=95?m=j===1?_[i]:y[i]:m=j===1?O[i]:C[i];var K=this.channels[j];return K?(K.setPAC(this.interpretPAC(m,x)),h(i,x,E),this.currentChannel=j,!0):!1},f.interpretPAC=function(i,x){var m,E={color:null,italics:!1,indent:null,underline:!1,row:i};return x>95?m=x-96:m=x-64,E.underline=(m&1)===1,m<=13?E.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(m/2)]:m<=15?(E.italics=!0,E.color="white"):E.indent=Math.floor((m-16)/2)*4,E},f.parseChars=function(i,x){var m,E=null,D=null;if(i>=25?(m=2,D=i-8):(m=1,D=i),D>=17&&D<=19){var U;D===17?U=x+80:D===18?U=x+112:U=x+144,this.logger.log(A.INFO,"Special char '"+P(U)+"' in channel "+m),E=[U]}else i>=32&&i<=127&&(E=x===0?[i]:[i,x]);if(E){var j=g(E);this.logger.log(A.DEBUG,"Char codes =  "+j.join(",")),h(i,x,this.cmdHistory)}return E},f.parseBackgroundAttributes=function(i,x){var m=(i===16||i===24)&&x>=32&&x<=47,E=(i===23||i===31)&&x>=45&&x<=47;if(!(m||E))return!1;var D,U={};i===16||i===24?(D=Math.floor((x-32)/2),U.background=R[D],x%2===1&&(U.background=U.background+"_semi")):x===45?U.background="transparent":(U.foreground="black",x===47&&(U.underline=!0));var j=i<=23?1:2,K=this.channels[j];return K.setBkgData(U),h(i,x,this.cmdHistory),!0},f.reset=function(){for(var i=0;i<Object.keys(this.channels).length;i++){var x=this.channels[i];x&&x.reset()}this.cmdHistory=v()},f.cueSplitAtTime=function(i){for(var x=0;x<this.channels.length;x++){var m=this.channels[x];m&&m.cueSplitAtTime(i)}},l}();function h(l,f,s){s.a=l,s.b=f}function S(l,f,s){return s.a===l&&s.b===f}function v(){return{a:null,b:null}}H.default=p},"./src/utils/codecs.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"isCodecType",function(){return I}),L.d(H,"isCodecSupportedInMp4",function(){return P});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 I(B,N){var _=z[N];return!!_&&_[B.slice(0,4)]===!0}function P(B,N){return MediaSource.isTypeSupported((N||"video")+'/mp4;codecs="'+B+'"')}},"./src/utils/cues.ts":function(oe,H,L){"use strict";L.r(H);var z=L("./src/utils/vttparser.ts"),I=L("./src/utils/webvtt-parser.ts"),P=L("./src/utils/texttrack-utils.ts"),B=/\s/,N={newCue:function(O,y,C,R){for(var A=[],b,g,c,o,u,d=self.VTTCue||self.TextTrackCue,T=0;T<R.rows.length;T++)if(b=R.rows[T],c=!0,o=0,u="",!b.isEmpty()){for(var p=0;p<b.chars.length;p++)B.test(b.chars[p].uchar)&&c?o++:(u+=b.chars[p].uchar,c=!1);b.cueStartTime=y,y===C&&(C+=1e-4),o>=16?o--:o++;var h=Object(z.fixLineBreaks)(u.trim()),S=Object(I.generateCueId)(y,C,h);(!O||!O.cues||!O.cues.getCueById(S))&&(g=new d(y,C,h),g.id=S,g.line=T+1,g.align="left",g.position=10+Math.min(80,Math.floor(o*8/32)*10),A.push(g))}return O&&A.length&&(A.sort(function(v,l){return v.line==="auto"||l.line==="auto"?0:v.line>8&&l.line>8?l.line-v.line:v.line-l.line}),A.forEach(function(v){return Object(P.addCueToTrack)(O,v)})),A}};H.default=N},"./src/utils/discontinuities.ts":function(oe,H,L){"use strict";L.r(H),L.d(H,"findFirstFragWithCC",function(){return B}),L.d(H,"shouldAlignOnDiscontinuities",function(){return N}),L.d(H,"findDiscontinuousReferenceFrag",function(){return _}),L.d(H,"adjustSlidingStart",function(){return y}),L.d(H,"alignStream",function(){return C}),L.d(H,"alignPDT",function(){return A}),L.d(H,"alignFragmentByPDTDelta",function(){return b}),L.d(H,"alignMediaPlaylistByPDT",function(){return g});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts"),P=L("./src/controller/level-helper.ts");function B(c,o){for(var u=null,d=0,T=c.length;d<T;d++){var p=c[d];if(p&&p.cc===o){u=p;break}}return u}function N(c,o,u){return!!(o.details&&(u.endCC>u.startCC||c&&c.cc<u.startCC))}function _(c,o){var u=c.fragments,d=o.fragments;if(!d.length||!u.length){I.logger.log("No fragments to align");return}var T=B(u,d[0].cc);if(!T||T&&!T.startPTS){I.logger.log("No frag in previous level to align on");return}return T}function O(c,o){if(c){var u=c.start+o;c.start=c.startPTS=u,c.endPTS=u+c.duration}}function y(c,o){for(var u=o.fragments,d=0,T=u.length;d<T;d++)O(u[d],c);o.fragmentHint&&O(o.fragmentHint,c),o.alignedSliding=!0}function 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