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$=V.level!=1,ae=Tr(e,Be(n,$?V.from:V.to,$?"after":"before"),"line",t,r);ya(ae,T,N,!0)&&ae.top>N&&(V=i[K-1])}return V}function Gs(e,t,n,r,i,T,N){var K=co(e,t,r,N),V=K.begin,$=K.end;/\s/.test(t.text.charAt($-1))&&$--;for(var ae=null,ue=null,we=0;we<i.length;we++){var Ee=i[we];if(Ee.from>=$||Ee.to<=V)continue;var ke=Ee.level!=1,Ue=Dr(e,r,ke?Math.min($,Ee.to)-1:Math.max(V,Ee.from)).right,Ke=Ue<T?T-Ue+1e9:Ue-T;(!ae||ue>Ke)&&(ae=Ee,ue=Ke)}return ae||(ae=i[i.length-1]),ae.from<V&&(ae={from:V,to:ae.to,level:ae.level}),ae.to>$&&(ae={from:ae.from,to:$,level:ae.level}),ae}var an;function Cn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(an==null){an=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)an.appendChild(document.createTextNode("x")),an.appendChild(a("br"));an.appendChild(document.createTextNode("x"))}s(e.measure,an);var n=an.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function An(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");s(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,T=t.gutters.firstChild,N=0;T;T=T.nextSibling,++N){var K=e.display.gutterSpecs[N].className;n[K]=T.offsetLeft+T.clientLeft+i,r[K]=T.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Cn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/An(e.display)-3);return function(i){if(Ar(e.doc,i))return 0;var T=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(T+=i.widgets[N].height);return n?T+(Math.ceil(i.text.length/r)||1)*t:T+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&Zt(r,i)})}function on(e,t,n,r){var i=e.display;if(!n&&fe(t).getAttribute("cm-not-content")=="true")return null;var T,N,K=i.lineSpace.getBoundingClientRect();try{T=t.clientX-K.left,N=t.clientY-K.top}catch(ue){return null}var V=va(e,T,N),$;if(r&&V.xRel>0&&($=nt(e.doc,V.line).text).length==V.ch){var ae=H($,$.length,e.options.tabSize)-$.length;V=Be(V.line,Math.max(0,Math.round((T-qa(e.display).left)/An(e.display))-ae))}return V}function sn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)$t&&Zn(e.doc,t)<i.viewTo&&zr(e);else if(n<=i.viewFrom)$t&&Hr(e.doc,n+r)>i.viewFrom?zr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)zr(e);else if(t<=i.viewFrom){var T=Ni(e,n,n+r,1);T?(i.view=i.view.slice(T.index),i.viewFrom=T.lineN,i.viewTo+=r):zr(e)}else if(n>=i.viewTo){var N=Ni(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):zr(e)}else{var K=Ni(e,t,t,-1),V=Ni(e,n,n+r,1);K&&V?(i.view=i.view.slice(0,K.index).concat(er(e,K.lineN,V.lineN)).concat(i.view.slice(V.index)),i.viewTo+=r):zr(e)}var $=i.externalMeasured;$&&(n<$.lineN?$.lineN+=r:t<$.lineN+$.size&&(i.externalMeasured=null))}function Kr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var T=r.view[sn(e,t)];if(T.node==null)return;var N=T.changes||(T.changes=[]);ee(N,n)==-1&&N.push(n)}function zr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ni(e,t,n,r){var i=sn(e,t),T,N=e.display.view;if(!$t||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var K=e.display.viewFrom,V=0;V<i;V++)K+=N[V].size;if(K!=t){if(r>0){if(i==N.length-1)return null;T=K+N[i].size-t,i++}else T=K-t;t+=T,n+=T}for(;Zn(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=er(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=er(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(sn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(er(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,sn(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),T=r.selection=document.createDocumentFragment(),N=0;N<n.sel.ranges.length;N++){if(!t&&N==n.sel.primIndex)continue;var K=n.sel.ranges[N];if(K.from().line>=e.display.viewTo||K.to().line<e.display.viewFrom)continue;var V=K.empty();(V||e.options.showCursorWhenSelecting)&&go(e,K.head,i),V||Xs(e,K,T)}return r}function go(e,t,n){var r=Tr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(a("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var T=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));T.style.display="",T.style.left=r.other.left+"px",T.style.top=r.other.top+"px",T.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Bi(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,T=document.createDocumentFragment(),N=qa(e.display),K=N.left,V=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-N.right,$=i.direction=="ltr";function ae(Qe,rt,ut,at){rt<0&&(rt=0),rt=Math.round(rt),at=Math.round(at),T.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Qe+`px;
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                         top: `+(t.top-n.viewOffset-Ui(e.display))+`px;
                         height: `+(t.bottom-t.top+Lr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(T),T.scrollIntoView(i),e.display.lineSpace.removeChild(T)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Be(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Be(t.line,t.ch+1,"before"):t);for(var T=0;T<5;T++){var N=!1,K=Tr(e,t),V=!n||n==t?K:Tr(e,n);i={left:Math.min(K.left,V.left),top:Math.min(K.top,V.top)-r,right:Math.max(K.left,V.left),bottom:Math.max(K.bottom,V.bottom)+r};var $=wa(e,i),ae=e.doc.scrollTop,ue=e.doc.scrollLeft;if($.scrollTop!=null&&(si(e,$.scrollTop),Math.abs(e.doc.scrollTop-ae)>1&&(N=!0)),$.scrollLeft!=null&&(ln(e,$.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(N=!0)),!N)break}return i}function Js(e,t){var n=wa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&ln(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=Cn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,T=fa(e),N={};t.bottom-t.top>T&&(t.bottom=t.top+T);var K=e.doc.height+ca(n),V=t.top<r,$=t.bottom>K-r;if(t.top<i)N.scrollTop=V?0:t.top;else if(t.bottom>i+T){var ae=Math.min(t.top,($?K:t.bottom)-T);ae!=i&&(N.scrollTop=ae)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,we=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,Ee=nn(e)-n.gutters.offsetWidth,ke=t.right-t.left>Ee;return ke&&(t.right=t.left+Ee),t.left<10?N.scrollLeft=0:t.left<we?N.scrollLeft=Math.max(0,t.left+ue-(ke?0:10)):t.right>Ee+we-3&&(N.scrollLeft=t.right+(ke?0:10)-Ee),N}function _a(e,t){if(t==null)return;Hi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Dn(e){Hi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,n){(t!=null||n!=null)&&Hi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Hi(e),e.curOp.scrollToPos=t}function Hi(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 i=wa(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});oi(e,i.scrollLeft,i.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||Aa(e,{top:t}),xo(e,t,!0),L&&Aa(e),di(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 ln(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,Co(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(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+Lr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var un=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Oe(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Oe(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&U<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};un.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var T=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+T)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},un.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},un.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},un.prototype.zeroWidthHack=function(){var e=u&&!_?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new Y,this.disableVert=new Y},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),T=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);T!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},un.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function On(e,t){t||(t=li(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ji(e),To(e,li(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:un,null:ui};function wo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(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),Oe(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"?ln(e,t):si(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function dn(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},mr(e.curOp)}function cn(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var T=0;T<t.length;T++)nl(t[T]);for(var N=0;N<t.length;N++)il(t[N])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Ii(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 Ki(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Ca(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ji(t),e.barMeasure=li(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+Lr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-nn(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&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==M();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&On(t,e.barMeasure),e.updatedDisplay&&Da(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&_o(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&&ln(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ht(r,e.scrollToPos.from),ht(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var T=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(T)for(var K=0;K<T.length;++K)T[K].lines.length||Pe(T[K],"hide");if(N)for(var V=0;V<N.length;++V)N[V].lines.length&&Pe(N[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Pe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function or(e,t){if(e.curOp)return t();dn(e);try{return t()}finally{cn(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);dn(e);try{return t.apply(e,arguments)}finally{cn(e)}}}function Jt(e){return function(){if(this.curOp)return e.apply(this,arguments);dn(this);try{return e.apply(this,arguments)}finally{cn(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);dn(t);try{return e.apply(this,arguments)}finally{cn(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,D(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=vr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(T){if(r.line>=e.display.viewFrom){var N=T.styles,K=T.text.length>e.options.maxHighlightLength?Cr(t.mode,r.state):null,V=Gn(e,T,r,!0);K&&(r.state=K),T.styles=V.styles;var $=T.styleClasses,ae=V.classes;ae?T.styleClasses=ae:$&&(T.styleClasses=null);for(var ue=!N||N.length!=T.styles.length||$!=ae&&(!$||!ae||$.bgClass!=ae.bgClass||$.textClass!=ae.textClass),we=0;!ue&&we<N.length;++we)ue=N[we]!=T.styles[we];ue&&i.push(r.line),T.stateAfter=r.save(),r.nextLine()}else T.text.length<=e.options.maxHighlightLength&&Vn(e,T.text,r),T.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return di(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&or(e,function(){for(var T=0;T<i.length;T++)Kr(e,i[T],"text")})}var Ki=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Wi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=nn(e),this.force=n,this.dims=ba(e),this.events=[]};Ki.prototype.signal=function(e,t){de(e,t)&&this.events.push(arguments)},Ki.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Pe.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=Lr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Lr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();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==M())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Ca(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return zr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Ao(e)&&(zr(e),t.dims=ba(e));var i=r.first+r.size,T=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<T&&T-n.viewFrom<20&&(T=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),$t&&(T=Zn(e.doc,T),N=Hr(e.doc,N));var K=T!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,T,N),n.viewOffset=xr(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=mo(e);if(!K&&V==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var $=sl(e);return V>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),V>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll($),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,K&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(e,400)),n.updateLineNumbers=null,!0}function _o(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==nn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Wi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Wi(e.display,e.doc,n));if(!Ca(e,t))break;ji(e);var i=li(e);ai(e),On(e,i),Da(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function Aa(e,t){var n=new Ki(e,t);if(Ca(e,n)){ji(e),_o(e,n);var r=li(e);ai(e),On(e,r),Da(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,T=r.lineDiv,N=T.firstChild;function K(ke){var Ue=ke.nextSibling;return k&&u&&e.display.currentWheelTarget==ke?ke.style.display="none":ke.parentNode.removeChild(ke),Ue}for(var V=r.view,$=r.viewFrom,ae=0;ae<V.length;ae++){var ue=V[ae];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=T){var we=Us(e,ue,$,n);T.insertBefore(we,N)}else{for(;N!=ue.node;)N=K(N);var Ee=i&&t!=null&&t<=$&&ue.lineNumber;ue.changes&&(ee(ue.changes,"gutter")>-1&&(Ee=!1),Ya(e,ue,$,n)),Ee&&(c(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(pn(e.options,$)))),N=ue.node.nextSibling}$+=ue.size}for(;N;)N=K(N)}function La(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Da(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+Lr(e)+"px"}function Co(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,T=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=T),n[N].gutterBackground&&(n[N].gutterBackground.style.left=T));var K=n[N].alignable;if(K)for(var V=0;V<K.length;V++)K[V].style.left=T}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Ao(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=pn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),T=i.firstChild.offsetWidth,N=i.offsetWidth-T;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(T,r.lineGutter.offsetWidth-N)+1,r.lineNumWidth=r.lineNumInnerWidth+N,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",La(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var T=e[i],N=null;if(typeof T!="string"&&(N=T.style,T=T.className),T=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:T,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Lo(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],T=i.className,N=i.style,K=t.appendChild(a("div",null,"CodeMirror-gutter "+T));N&&(K.style.cssText=N),T=="CodeMirror-linenumbers"&&(e.lineGutter=K,K.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",La(e)}function ci(e){Lo(e.display),tr(e),Co(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=g("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=g("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var T=g("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[T],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+oe+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&U<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!k&&!(L&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Oa(r.gutters,r.lineNumbers),Lo(i),n.init(i)}var zi=0,dr=null;B?dr=-.53:L?dr=15:y?dr=-.7:O&&(dr=-1/3);function Do(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=Do(e);return t.x*=dr,t.y*=dr,t}function Oo(e,t){var n=Do(t),r=n.x,i=n.y,T=e.display,N=T.scroller,K=N.scrollWidth>N.clientWidth,V=N.scrollHeight>N.clientHeight;if(!(r&&K||i&&V))return;if(i&&u&&k){e:for(var $=t.target,ae=T.view;$!=N;$=$.parentNode)for(var ue=0;ue<ae.length;ue++)if(ae[ue].node==$){e.display.currentWheelTarget=$;break e}}if(r&&!L&&!S&&dr!=null){i&&V&&si(e,Math.max(0,N.scrollTop+i*dr)),ln(e,Math.max(0,N.scrollLeft+r*dr)),(!i||i&&V)&&X(t),T.wheelStartX=null;return}if(i&&dr!=null){var we=i*dr,Ee=e.doc.scrollTop,ke=Ee+T.wrapper.clientHeight;we<0?Ee=Math.max(0,Ee+we-50):ke=Math.min(e.doc.height,ke+we+50),Aa(e,{top:Ee,bottom:ke})}zi<20&&(T.wheelStartX==null?(T.wheelStartX=N.scrollLeft,T.wheelStartY=N.scrollTop,T.wheelDX=r,T.wheelDY=i,setTimeout(function(){if(T.wheelStartX==null)return;var Ue=N.scrollLeft-T.wheelStartX,Ke=N.scrollTop-T.wheelStartY,Je=Ke&&T.wheelDY&&Ke/T.wheelDY||Ue&&T.wheelDX&&Ue/T.wheelDX;if(T.wheelStartX=T.wheelStartY=null,!Je)return;dr=(dr*zi+Je)/(zi+1),++zi},200)):(T.wheelDX+=r,T.wheelDY+=i))}var cr=function(e,t){this.ranges=e,this.primIndex=t};cr.prototype.primary=function(){return this.ranges[this.primIndex]},cr.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(!zn(n.anchor,r.anchor)||!zn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var 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we={from:T,to:N,text:t.text,removed:t.removed,origin:t.origin};ue&&zt(e,"change",e,we),ae&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(we)}e.display.selForContextMenu=null}function kn(e,t,n,r,i){var T;r||(r=n),ct(r,n)<0&&(T=[r,n],n=T[0],r=T[1]),typeof t=="string"&&(t=e.splitLines(t)),Mn(e,{from:n,to:r,text:t,origin:i})}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 i=0;i<e.length;++i){var T=e[i],N=!0;if(T.ranges){T.copied||(T=e[i]=T.deepCopy(),T.copied=!0);for(var K=0;K<T.ranges.length;K++)Qo(T.ranges[K].anchor,t,n,r),Qo(T.ranges[K].head,t,n,r);continue}for(var V=0;V<T.changes.length;++V){var $=T.changes[V];if(n<$.from.line)$.from=Be($.from.line+r,$.from.ch),$.to=Be($.to.line+r,$.to.ch);else if(t<=$.to.line){N=!1;break}}N||(e.splice(0,i+1),i=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Zo(e.done,n,r,i),Zo(e.undone,n,r,i)}function mi(e,t,n,r){var i=t,T=t;return typeof t=="number"?T=nt(e,yn(e,t)):i=Tt(t),i==null?null:(r(T,i)&&e.cm&&Kr(e.cm,i,n),T)}function pi(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}pi.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,it(i),zt(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function gi(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}gi.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var T=Math.min(t,i-e),N=r.height;if(r.removeInner(e,T),this.height-=N-r.height,i==T&&(this.children.splice(n--,1),r.parent=null),(t-=T)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var K=[];this.collapse(K),this.children=[new pi(K)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],T=i.chunkSize();if(e<=T){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,K=N;K<i.lines.length;){var V=new pi(i.lines.slice(K,K+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,N),this.maybeSpill()}break}e-=T}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new gi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=ee(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new gi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],T=i.chunkSize();if(e<T){var N=Math.min(t,T-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=T}}};var vi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};vi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Tt(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var T=ni(this);Zt(n,Math.max(0,n.height-T)),e&&(or(e,function(){es(e,n,-T),Kr(e,r,"widget")}),zt(e,"lineWidgetCleared",e,this,r))},vi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ni(this)-t;if(!i)return;Ar(this.doc,r)||Zt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),zt(n,"lineWidgetChanged",n,e,Tt(r))})},ce(vi);function es(e,t,n){xr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&_a(e,n)}function xl(e,t,n,r){var i=new vi(e,n,r),T=e.cm;return T&&i.noHScroll&&(T.display.alignWidgets=!0),mi(e,t,"widget",function(N){var K=N.widgets||(N.widgets=[]);if(i.insertAt==null?K.push(i):K.splice(Math.min(K.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,T&&!Ar(e,N)){var V=xr(N)<e.scrollTop;Zt(N,N.height+ni(i)),V&&_a(T,i.height),T.curOp.forceUpdate=!0}return!0}),T&&zt(T,"lineWidgetAdded",T,i,typeof t=="number"?t:Tt(t)),i}var ts=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&dn(e),de(this,"clear")){var n=this.find();n&&zt(this,"clear",n.from,n.to)}for(var r=null,i=null,T=0;T<this.lines.length;++T){var N=this.lines[T],K=Er(N.markedSpans,this);e&&!this.collapsed?Kr(e,Tt(N),"text"):e&&(K.to!=null&&(i=Tt(N)),K.from!=null&&(r=Tt(N))),N.markedSpans=Qn(N.markedSpans,K),K.from==null&&this.collapsed&&!Ar(this.doc,N)&&e&&Zt(N,Cn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var $=ur(this.lines[V]),ae=ei($);ae>e.display.maxLineLength&&(e.display.maxLine=$,e.display.maxLineLength=ae,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&zo(e.doc)),e&&zt(e,"markerCleared",e,this,r,i),t&&cn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var T=this.lines[i],N=Er(T.markedSpans,this);if(N.from!=null&&(n=Be(t?T:Tt(T),N.from),e==-1))return n;if(N.to!=null&&(r=Be(t?T:Tt(T),N.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;or(r,function(){var i=t.line,T=Tt(t.line),N=ha(r,T);if(N&&(io(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Ar(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var V=ni(n)-K;V&&Zt(i,i.height+V)}zt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ee(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(ee(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ce(Yr);function In(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,In)(e,t,n,r,i);var T=new Yr(e,i),N=ct(t,n);if(r&&P(r,T,!1),N>0||N==0&&T.clearWhenEmpty!==!1)return T;if(T.replacedWith&&(T.collapsed=!0,T.widgetNode=g("span",[T.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||T.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(T.widgetNode.insertLeft=!0)),T.collapsed){if(Mi(e,t.line,t,n,T)||t.line!=n.line&&Mi(e,n.line,t,n,T))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}T.addToHistory&&Fo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,V=e.cm,$;if(e.iter(K,n.line+1,function(ue){V&&T.collapsed&&!V.options.lineWrapping&&ur(ue)==V.display.maxLine&&($=!0),T.collapsed&&K!=t.line&&Zt(ue,0),sa(ue,new qr(T,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),T.collapsed&&e.iter(t.line,n.line+1,function(ue){Ar(e,ue)&&Zt(ue,0)}),T.clearOnEnter&&Oe(T,"beforeCursorEnter",function(){return T.clear()}),T.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),T.collapsed&&(T.id=++ts,T.atomic=!0),V){if($&&(V.curOp.updateMaxLine=!0),T.collapsed)tr(V,t.line,n.line+1);else if(T.className||T.startStyle||T.endStyle||T.css||T.attributes||T.title)for(var ae=t.line;ae<=n.line;ae++)Kr(V,ae,"text");T.atomic&&zo(V.doc),zt(V,"markerAdded",V,T)}return T}var yi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();zt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},ce(yi);function Tl(e,t,n,r,i){r=P(r),r.shared=!1;var T=[In(e,t,n,r,i)],N=T[0],K=r.widgetNode;return Xr(e,function(V){K&&(r.widgetNode=K.cloneNode(!0)),T.push(In(V,ht(V,t),ht(V,n),r,i));for(var $=0;$<V.linked.length;++$)if(V.linked[$].isParent)return;N=J(T)}),new yi(T,N)}function rs(e){return e.findMarks(Be(e.first,0),e.clipPos(Be(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),T=e.clipPos(i.from),N=e.clipPos(i.to);if(ct(T,N)){var K=In(e,T,N,r.primary,r.primary.type);r.markers.push(K),K.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],T=[i.primary.doc];Xr(i.primary.doc,function(V){return T.push(V)});for(var N=0;N<i.markers.length;N++){var K=i.markers[N];ee(T,K.doc)==-1&&(K.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var _l=0,rr=function(e,t,n,r,i){if(!(this instanceof rr))return new rr(e,t,n,r,i);n==null&&(n=0),gi.call(this,[new pi([new rn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var T=Be(n,0);this.sel=Gr(T),this.history=new Gi(null),this.id=++_l,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ma(this,{from:T,to:T,text:e}),Xt(this,Gr(T),ye)};rr.prototype=Ce(gi.prototype,{constructor:rr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=mn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=Be(this.first,0),n=this.first+this.size-1;Mn(this,{from:t,to:Be(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Xt(this,Gr(t),ye)}),replaceRange:function(e,t,n,r){t=ht(this,t),n=n?ht(this,n):t,kn(this,e,t,n,r)},getRange:function(e,t,n){var r=Pr(this,ht(this,e),ht(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Mr(this,e))return nt(this,e)},getLineNumber:function(e){return Tt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),ur(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ht(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Wt(function(e,t,n){Wo(this,ht(this,typeof e=="number"?Be(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Wo(this,ht(this,e),ht(this,t||e),n)}),extendSelection:Wt(function(e,t,n){Xi(this,ht(this,e),t&&ht(this,t),n)}),extendSelections:Wt(function(e,t){jo(this,He(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ne(this.sel.ranges,e);jo(this,He(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new wt(ht(this,e[i].anchor),ht(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Xt(this,Sr(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new wt(ht(this,e),ht(this,t||e))),Xt(this,Sr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Pr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Pr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Wt(function(e,t,n){for(var r=[],i=this.sel,T=0;T<i.ranges.length;T++){var 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Fl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&zt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(X(n),Ta(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Ti(e,"Shift-"+n,t,function(r){return qi(e,r,!0)})||Ti(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return qi(e,r)}):Ti(e,n,t,function(r){return qi(e,r)}):!1}function Nl(e,t,n){return Ti(e,"'"+n+"'",t,function(r){return qi(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=M(),Fe(t,e))return;B&&U<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var 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r=="double"?T="Double"+T:r=="triple"&&(T="Triple"+T),T=(t==1?"Left":t==2?"Middle":"Right")+T,Ti(e,ls(T,i),i,function(N){if(typeof N=="string"&&(N=xi[N]),!N)return!1;var K=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),K=N(e,n)!=Te}finally{e.state.suppressEdits=!1}return K})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var T=l?n.shiftKey&&n.metaKey:n.altKey;i.unit=T?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=u?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(u?n.altKey:n.ctrlKey)),i}function zl(e,t,n,r){B?setTimeout(D(vo,e),0):e.curOp.focus=M();var i=Kl(e,n,r),T=e.doc.sel,N;e.options.dragDrop&&Re&&!e.isReadOnly()&&n=="single"&&(N=T.contains(t))>-1&&(ct((N=T.ranges[N]).from(),t)<0||t.xRel>0)&&(ct(N.to(),t)>0||t.xRel<0)?Gl(e,r,t,i):Vl(e,r,t,i)}function Gl(e,t,n,r){var 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i,T;if(t.touches)i=t.touches[0].clientX,T=t.touches[0].clientY;else try{i=t.clientX,T=t.clientY}catch(we){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&X(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(T>K.bottom||!de(e,n))return te(t);T-=K.top-N.viewOffset;for(var V=0;V<e.display.gutterSpecs.length;++V){var $=N.gutters.childNodes[V];if($&&$.getBoundingClientRect().right>=i){var ae=gr(e.doc,T),ue=e.display.gutterSpecs[V];return Pe(e,n,e,ae,ue.className,t),te(t)}}}function Ha(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Nr(e.display,t)||Yl(e,t))return;if(Fe(e,t,"contextmenu"))return;C||e.display.input.onContextMenu(t)}function Yl(e,t){return de(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-"),ii(e)}var Nn={toString:function(){return"CodeMirror.Init"}},Ts={},ea={};function 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rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Dt.inputStyles[t.inputStyle](this),T=this.display=new dl(e,r,i,t);T.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),wo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new Y,keySeq:null,specialChars:null},t.autofocus&&!o&&T.input.focus(),B&&U<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),dn(this),this.curOp.forceUpdate=!0,ko(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):Ln(this);for(var N in ea)ea.hasOwnProperty(N)&&ea[N](this,t[N],Nn);Ao(this),t.finishInit&&t.finishInit(this);for(var K=0;K<Ka.length;++K)Ka[K](this);cn(this),k&&t.lineWrapping&&getComputedStyle(T.lineDiv).textRendering=="optimizelegibility"&&(T.lineDiv.style.textRendering="auto")}Dt.defaults=Ts,Dt.optionHandlers=ea;function Zl(e){var t=e.display;Oe(t.scroller,"mousedown",jt(e,vs)),B&&U<11?Oe(t.scroller,"dblclick",jt(e,function(V){if(Fe(e,V))return;var $=on(e,V);if(!$||Ha(e,V)||Nr(e.display,V))return;X(V);var ae=e.findWordAt($);Xi(e.doc,ae.anchor,ae.head)})):Oe(t.scroller,"dblclick",function(V){return Fe(e,V)||X(V)}),Oe(t.scroller,"contextmenu",function(V){return Es(e,V)}),Oe(t.input.getField(),"contextmenu",function(V){t.scroller.contains(V.target)||Es(e,V)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function T(V){if(V.touches.length!=1)return!1;var $=V.touches[0];return $.radiusX<=1&&$.radiusY<=1}function N(V,$){if($.left==null)return!0;var ae=$.left-V.left,ue=$.top-V.top;return ae*ae+ue*ue>20*20}Oe(t.scroller,"touchstart",function(V){if(!Fe(e,V)&&!T(V)&&!Ha(e,V)){t.input.ensurePolled(),clearTimeout(n);var $=+new Date;t.activeTouch={start:$,moved:!1,prev:$-r.end<=300?r:null},V.touches.length==1&&(t.activeTouch.left=V.touches[0].pageX,t.activeTouch.top=V.touches[0].pageY)}}),Oe(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Oe(t.scroller,"touchend",function(V){var $=t.activeTouch;if($&&!Nr(t,V)&&$.left!=null&&!$.moved&&new Date-$.start<300){var ae=e.coordsChar(t.activeTouch,"page"),ue;!$.prev||N($,$.prev)?ue=new wt(ae,ae):!$.prev.prev||N($,$.prev.prev)?ue=e.findWordAt(ae):ue=new wt(Be(ae.line,0),ht(e.doc,Be(ae.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),X(V)}i()}),Oe(t.scroller,"touchcancel",i),Oe(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Pe(e,"scroll",e))}),Oe(t.scroller,"mousewheel",function(V){return Oo(e,V)}),Oe(t.scroller,"DOMMouseScroll",function(V){return Oo(e,V)}),Oe(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Fe(e,V)||se(V)},over:function(V){Fe(e,V)||(Ll(e,V),se(V))},start:function(V){return Al(e,V)},drop:jt(e,Cl),leave:function(V){Fe(e,V)||is(e)}};var K=t.input.getField();Oe(K,"keyup",function(V){return ps.call(e,V)}),Oe(K,"keydown",jt(e,ms)),Oe(K,"keypress",jt(e,gs)),Oe(K,"focus",function(V){return Sa(e,V)}),Oe(K,"blur",function(V){return Ln(e,V)})}var Ka=[];Dt.defineInitHook=function(e){return Ka.push(e)};function _i(e,t,n,r){var i=e.doc,T;n==null&&(n="add"),n=="smart"&&(i.mode.indent?T=vr(e,t).state:n="prev");var N=e.options.tabSize,K=nt(i,t),V=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var $=K.text.match(/^\s*/)[0],ae;if(!r&&!/\S/.test(K.text))ae=0,n="not";else if(n=="smart"&&(ae=i.mode.indent(T,K.text.slice($.length),K.text),ae==Te||ae>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?ae=H(nt(i,t-1).text,null,N):ae=0:n=="add"?ae=V+e.options.indentUnit:n=="subtract"?ae=V-e.options.indentUnit:typeof n=="number"&&(ae=V+n),ae=Math.max(0,ae);var ue="",we=0;if(e.options.indentWithTabs)for(var Ee=Math.floor(ae/N);Ee;--Ee)we+=N,ue+="	";if(we<ae&&(ue+=pe(ae-we)),ue!=$)return kn(i,ue,Be(t,0),Be(t,$.length),"+input"),K.stateAfter=null,!0;for(var ke=0;ke<i.sel.ranges.length;ke++){var Ue=i.sel.ranges[ke];if(Ue.head.line==t&&Ue.head.ch<$.length){var Ke=Be(t,$.length);Ua(i,ke,new wt(Ke,Ke));break}}}var wr=null;function ta(e){wr=e}function za(e,t,n,r,i){var T=e.doc;e.display.shift=!1,r||(r=T.sel);var N=+new Date-200,K=i=="paste"||e.state.pasteIncoming>N,V=dt(t),$=null;if(K&&r.ranges.length>1)if(wr&&wr.text.join(`
`)==t){if(r.ranges.length%wr.text.length==0){$=[];for(var ae=0;ae<wr.text.length;ae++)$.push(T.splitLines(wr.text[ae]))}}else V.length==r.ranges.length&&e.options.pasteLinesPerSelection&&($=ne(V,function(Je){return[Je]}));for(var ue=e.curOp.updateInput,we=r.ranges.length-1;we>=0;we--){var Ee=r.ranges[we],ke=Ee.from(),Ue=Ee.to();Ee.empty()&&(n&&n>0?ke=Be(ke.line,ke.ch-n):e.state.overwrite&&!K?Ue=Be(Ue.line,Math.min(nt(T,Ue.line).text.length,Ue.ch+J(V).length)):K&&wr&&wr.lineWise&&wr.text.join(`
`)==V.join(`
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T.electricInput&&(T.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=_i(e,i.head.line,"smart")));N&&zt(e,"electricInput",e,i.head.line)}}function _s(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,T={anchor:Be(i,0),head:Be(i+1,0)};n.push(T),t.push(e.getRange(T.anchor,T.head))}return{text:t,ranges:n}}function Cs(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function As(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return k?e.style.width="1000px":e.setAttribute("wrap","off"),v&&(e.style.border="1px solid black"),Cs(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var T=this.options,N=T[r];if(T[r]==i&&r!="mode")return;T[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,N),Pe(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](Zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,T=0;T<i.length;++T)if(i[T]==r||i[T].name==r)return i.splice(T,1),!0},addOverlay:Jt(function(r,i){var T=r.token?r:e.getMode(this.options,r);if(T.startState)throw new Error("Overlays may not be stateful.");q(this.state.overlays,{mode:T,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Jt(function(r){for(var i=this.state.overlays,T=0;T<i.length;++T){var N=i[T].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(T,1),this.state.modeGen++,tr(this);return}}}),indentLine:Jt(function(r,i,T){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Mr(this.doc,r)&&_i(this,r,i,T)}),indentSelection:Jt(function(r){for(var i=this.doc.sel.ranges,T=-1,N=0;N<i.length;N++){var K=i[N];if(K.empty())K.head.line>T&&(_i(this,K.head.line,r,!0),T=K.head.line,N==this.doc.sel.primIndex&&Dn(this));else{var V=K.from(),$=K.to(),ae=Math.max(T,V.line);T=Math.min(this.lastLine(),$.line-($.ch?0:1))+1;for(var ue=ae;ue<T;++ue)_i(this,ue,r);var we=this.doc.sel.ranges;V.ch==0&&i.length==we.length&&we[N].from().ch>0&&Ua(this.doc,N,new wt(V,we[N].to()),ye)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,Be(r),i,!0)},getTokenTypeAt:function(r){r=ht(this.doc,r);var i=Zr(this,nt(this.doc,r.line)),T=0,N=(i.length-1)/2,K=r.ch,V;if(K==0)V=i[2];else for(;;){var $=T+N>>1;if(($?i[$*2-1]:0)>=K)N=$;else if(i[$*2+1]<K)T=$+1;else{V=i[$*2+2];break}}var ae=V?V.indexOf("overlay "):-1;return ae<0?V:ae==0?null:V.slice(0,ae-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var T=[];if(!n.hasOwnProperty(i))return T;var N=n[i],K=this.getModeAt(r);if(typeof K[i]=="string")N[K[i]]&&T.push(N[K[i]]);else if(K[i])for(var V=0;V<K[i].length;V++){var $=N[K[i][V]];$&&T.push($)}else K.helperType&&N[K.helperType]?T.push(N[K.helperType]):N[K.name]&&T.push(N[K.name]);for(var ae=0;ae<N._global.length;ae++){var ue=N._global[ae];ue.pred(K,this)&&ee(T,ue.val)==-1&&T.push(ue.val)}return T},getStateAfter:function(r,i){var T=this.doc;return r=yn(T,r==null?T.first+T.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var T,N=this.doc.sel.primary();return r==null?T=N.head:typeof r=="object"?T=ht(this.doc,r):T=r?N.from():N.to(),Tr(this,T,i||"page")},charCoords:function(r,i){return pa(this,ht(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,gr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,T){var N=!1,K;if(typeof r=="number"){var V=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>V&&(r=V,N=!0),K=nt(this.doc,r)}else K=r;return Fi(this,K,{top:0,left:0},i||"page",T||N).top+(N?this.doc.height-xr(K):0)},defaultTextHeight:function(){return Cn(this.display)},defaultCharWidth:function(){return An(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,T,N,K){var V=this.display;r=Tr(this,ht(this.doc,r));var $=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),N=="over")$=r.top;else if(N=="above"||N=="near"){var ue=Math.max(V.wrapper.clientHeight,this.doc.height),we=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?$=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&($=r.bottom),ae+i.offsetWidth>we&&(ae=we-i.offsetWidth)}i.style.top=$+"px",i.style.left=i.style.right="",K=="right"?(ae=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?ae=0:K=="middle"&&(ae=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),T&&Js(this,{left:ae,top:$,right:ae+i.offsetWidth,bottom:$+i.offsetHeight})},triggerOnKeyDown:Jt(ms),triggerOnKeyPress:Jt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Jt(vs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:Jt(function(r){ws(this,r)}),findPosH:function(r,i,T,N){var K=1;i<0&&(K=-1,i=-i);for(var V=ht(this.doc,r),$=0;$<i&&!(V=Ga(this.doc,V,K,T,N),V.hitSide);++$);return V},moveH:Jt(function(r,i){var T=this;this.extendSelectionsBy(function(N){return T.display.shift||T.doc.extend||N.empty()?Ga(T.doc,N.head,r,i,T.options.rtlMoveVisually):r<0?N.from():N.to()},le)}),deleteH:Jt(function(r,i){var T=this.doc.sel,N=this.doc;T.somethingSelected()?N.replaceSelection("",null,"+delete"):Fn(this,function(K){var V=Ga(N,K.head,r,i,!1);return r<0?{from:V,to:K.head}:{from:K.head,to:V}})}),findPosV:function(r,i,T,N){var K=1,V=N;i<0&&(K=-1,i=-i);for(var $=ht(this.doc,r),ae=0;ae<i;++ae){var ue=Tr(this,$,"div");if(V==null?V=ue.left:ue.left=V,$=Ls(this,ue,K,T),$.hitSide)break}return $},moveV:Jt(function(r,i){var T=this,N=this.doc,K=[],V=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ae){if(V)return r<0?ae.from():ae.to();var ue=Tr(T,ae.head,"div");ae.goalColumn!=null&&(ue.left=ae.goalColumn),K.push(ue.left);var we=Ls(T,ue,r,i);return i=="page"&&ae==N.sel.primary()&&_a(T,pa(T,we,"div").top-ue.top),we},le),K.length)for(var $=0;$<N.sel.ranges.length;$++)N.sel.ranges[$].goalColumn=K[$]}),findWordAt:function(r){var i=this.doc,T=nt(i,r.line).text,N=r.ch,K=r.ch;if(T){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||K==T.length)&&N?--N:++K;for(var $=T.charAt(N),ae=Se($,V)?function(ue){return Se(ue,V)}:/\s/.test($)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!Se(ue)};N>0&&ae(T.charAt(N-1));)--N;for(;K<T.length&&ae(T.charAt(K));)++K}return new wt(Be(r.line,N),Be(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Pe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Jt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Lr(this)-this.display.barHeight,width:r.scrollWidth-Lr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Jt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Be(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var T=this,N=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&ao(this);var K=this.display.viewFrom;this.doc.iter(K,this.display.viewTo,function(V){if(V.widgets){for(var 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this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ce(e),e.registerHelper=function(r,i,T){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=T},e.registerGlobalHelper=function(r,i,T,N){e.registerHelper(r,i,N),n[r]._global.push({pred:T,val:N})}}function Ga(e,t,n,r,i){var T=t,N=n,K=nt(e,t.line),V=i&&e.direction=="rtl"?-n:n;function $(){var qe=t.line+V;return qe<e.first||qe>=e.first+e.size?!1:(t=new Be(qe,t.ch,t.sticky),K=nt(e,qe))}function ae(qe){var Qe;if(r=="codepoint"){var rt=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(rt)?Qe=null:Qe=new Be(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(rt>=55296&&rt<56320?2:1))),-n)}else i?Qe=kl(e.cm,K,t,n):Qe=Na(K,t,n);if(Qe==null)if(!qe&&$())t=Ba(i,e.cm,K,t.line,V);else return!1;else t=Qe;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var ue=null,we=r=="group",Ee=e.cm&&e.cm.getHelper(t,"wordChars"),ke=!0;!(n<0&&!ae(!ke));ke=!1){var Ue=K.text.charAt(t.ch)||`
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`?"n":!we||/\s/.test(Ue)?null:"p";if(we&&!ke&&!Ke&&(Ke="s"),ue&&ue!=Ke){n<0&&(n=1,ae(),t.sticky="after");break}if(Ke&&(ue=Ke),n>0&&!ae(!ke))break}var Je=$i(e,t,T,N,!0);return zn(T,Je)&&(Je.hitSide=!0),Je}function Ls(e,t,n,r){var i=e.doc,T=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(K-.5*Cn(e.display),3);N=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var $;!($=va(e,T,N),!$.outside);){if(n<0?N<=0:N>=i.height){$.hitSide=!0;break}N+=n*5}return $}var Ct=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Y,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Ct.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Cs(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function T(K){for(var V=K.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}Oe(i,"paste",function(K){if(!T(K)||Fe(r,K)||Ss(K,r))return;U<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Oe(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Oe(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Oe(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Oe(i,"touchstart",function(){return n.forceCompositionEnd()}),Oe(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!T(K)||Fe(r,K))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),K.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=_s(r);ta({lineWise:!0,text:V.text}),K.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,ye),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var $=wr.text.join(`
`);if(K.clipboardData.setData("Text",$),K.clipboardData.getData("Text")==$){K.preventDefault();return}}var ae=As(),ue=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),ue.value=wr.text.join(`
`);var we=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(ae),we.focus(),we==i&&n.showPrimarySelection()},50)}Oe(i,"copy",N),Oe(i,"cut",N)},Ct.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ct.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ct.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ct.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ct.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var T=ra(t,e.anchorNode,e.anchorOffset),N=ra(t,e.focusNode,e.focusOffset);if(T&&!T.bad&&N&&!N.bad&&ct(Qr(T,N),r)==0&&ct(vn(T,N),i)==0)return;var K=t.display.view,V=r.line>=t.display.viewFrom&&Ds(t,r)||{node:K[0].measure.map[2],offset:0},$=i.line<t.display.viewTo&&Ds(t,i);if(!$){var ae=K[K.length-1].measure,ue=ae.maps?ae.maps[ae.maps.length-1]:ae.map;$={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!V||!$){e.removeAllRanges();return}var we=e.rangeCount&&e.getRangeAt(0),Ee;try{Ee=m(V.node,V.offset,$.offset,$.node)}catch(ke){}Ee&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),Ee.collapsed||(e.removeAllRanges(),e.addRange(Ee))):(e.removeAllRanges(),e.addRange(Ee)),we&&e.anchorNode==null?e.addRange(we):L&&this.startGracePeriod()),this.rememberSelection()},Ct.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)},Ct.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},Ct.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Ct.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},Ct.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Ct.prototype.blur=function(){this.div.blur()},Ct.prototype.getField=function(){return this.div},Ct.prototype.supportsTouch=function(){return!0},Ct.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():or(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)},Ct.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Ct.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&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=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&or(t,function(){Xt(t.doc,Gr(n,r),ye),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Ct.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Be(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Be(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var T,N,K;r.line==t.viewFrom||(T=sn(e,r.line))==0?(N=Tt(t.view[0].line),K=t.view[0].node):(N=Tt(t.view[T].line),K=t.view[T-1].node.nextSibling);var V=sn(e,i.line),$,ae;if(V==t.view.length-1?($=t.viewTo-1,ae=t.lineDiv.lastChild):($=Tt(t.view[V+1].line)-1,ae=t.view[V+1].node.previousSibling),!K)return!1;for(var ue=e.doc.splitLines(tu(e,K,ae,N,$)),we=Pr(e.doc,Be(N,0),Be($,nt(e.doc,$).text.length));ue.length>1&&we.length>1;)if(J(ue)==J(we))ue.pop(),we.pop(),$--;else if(ue[0]==we[0])ue.shift(),we.shift(),N++;else break;for(var Ee=0,ke=0,Ue=ue[0],Ke=we[0],Je=Math.min(Ue.length,Ke.length);Ee<Je&&Ue.charCodeAt(Ee)==Ke.charCodeAt(Ee);)++Ee;for(var qe=J(ue),Qe=J(we),rt=Math.min(qe.length-(ue.length==1?Ee:0),Qe.length-(we.length==1?Ee:0));ke<rt&&qe.charCodeAt(qe.length-ke-1)==Qe.charCodeAt(Qe.length-ke-1);)++ke;if(ue.length==1&&we.length==1&&N==r.line)for(;Ee&&Ee>r.ch&&qe.charCodeAt(qe.length-ke-1)==Qe.charCodeAt(Qe.length-ke-1);)Ee--,ke++;ue[ue.length-1]=qe.slice(0,qe.length-ke).replace(/^\u200b+/,""),ue[0]=ue[0].slice(Ee).replace(/\u200b+$/,"");var ut=Be(N,Ee),at=Be($,we.length?J(we).length-ke:0);if(ue.length>1||ue[0]||ct(ut,at))return kn(e.doc,ue,ut,at,"+input"),!0},Ct.prototype.ensurePolled=function(){this.forceCompositionEnd()},Ct.prototype.reset=function(){this.forceCompositionEnd()},Ct.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Ct.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)},Ct.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&or(this.cm,function(){return tr(e.cm)})},Ct.prototype.setUneditable=function(e){e.contentEditable="false"},Ct.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||jt(this.cm,za)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Ct.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Ct.prototype.onContextMenu=function(){},Ct.prototype.resetPosition=function(){},Ct.prototype.needsContentAttribute=!0;function Ds(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=nt(e.doc,t.line),i=eo(n,r,t.line),T=Xe(r,e.doc.direction),N="left";if(T){var K=We(T,t.ch);N=K%2?"right":"left"}var V=no(i.map,t.ch,N);return V.offset=V.collapse=="right"?V.end:V.start,V}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Bn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var T="",N=!1,K=e.doc.lineSeparator(),V=!1;function $(Ee){return function(ke){return ke.id==Ee}}function ae(){N&&(T+=K,V&&(T+=K),N=V=!1)}function ue(Ee){Ee&&(ae(),T+=Ee)}function we(Ee){if(Ee.nodeType==1){var ke=Ee.getAttribute("cm-text");if(ke){ue(ke);return}var Ue=Ee.getAttribute("cm-marker"),Ke;if(Ue){var Je=e.findMarks(Be(r,0),Be(i+1,0),$(+Ue));Je.length&&(Ke=Je[0].find(0))&&ue(Pr(e.doc,Ke.from,Ke.to).join(K));return}if(Ee.getAttribute("contenteditable")=="false")return;var qe=/^(pre|div|p|li|table|br)$/i.test(Ee.nodeName);if(!/^br$/i.test(Ee.nodeName)&&Ee.textContent.length==0)return;qe&&ae();for(var Qe=0;Qe<Ee.childNodes.length;Qe++)we(Ee.childNodes[Qe]);/^(pre|p)$/i.test(Ee.nodeName)&&(V=!0),qe&&(N=!0)}else Ee.nodeType==3&&ue(Ee.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(we(t),t==n);)t=t.nextSibling,V=!1;return T}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Bn(e.clipPos(Be(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var T=e.display.view[i];if(T.node==r)return ru(T,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!E(r,t))return Bn(Be(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var T=e.rest?J(e.rest):e.line;return Bn(Be(Tt(T),T.text.length),i)}var N=t.nodeType==3?t:null,K=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));K.parentNode!=r;)K=K.parentNode;var V=e.measure,$=V.maps;function ae(Ke,Je,qe){for(var Qe=-1;Qe<($?$.length:0);Qe++)for(var rt=Qe<0?V.map:$[Qe],ut=0;ut<rt.length;ut+=3){var at=rt[ut+2];if(at==Ke||at==Je){var pt=Tt(Qe<0?e.line:e.rest[Qe]),Lt=rt[ut]+qe;return(qe<0||at!=Ke)&&(Lt=rt[ut+(qe?1:0)]),Be(pt,Lt)}}}var ue=ae(N,K,n);if(ue)return Bn(ue,i);for(var we=K.nextSibling,Ee=N?N.nodeValue.length-n:0;we;we=we.nextSibling){if(ue=ae(we,we.firstChild,0),ue)return Bn(Be(ue.line,ue.ch-Ee),i);Ee+=we.textContent.length}for(var ke=K.previousSibling,Ue=n;ke;ke=ke.previousSibling){if(ue=ae(ke,ke.firstChild,-1),ue)return Bn(Be(ue.line,ue.ch+Ue),i);Ue+=ke.textContent.length}}var Mt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Y,this.hasSelection=!1,this.composing=null};Mt.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),v&&(i.style.width="0px"),Oe(i,"input",function(){B&&U>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Oe(i,"paste",function(N){if(Fe(r,N)||Ss(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function T(N){if(Fe(r,N))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var K=_s(r);ta({lineWise:!0,text:K.text}),N.type=="cut"?r.setSelections(K.ranges,null,ye):(n.prevInput="",i.value=K.text.join(`
`),W(i))}else return;N.type=="cut"&&(r.state.cutIncoming=+new Date)}Oe(i,"cut",T),Oe(i,"copy",T),Oe(e.scroller,"paste",function(N){if(Nr(e,N)||Fe(r,N))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var K=new Event("paste");K.clipboardData=N.clipboardData,i.dispatchEvent(K)}),Oe(e.lineSpace,"selectstart",function(N){Nr(e,N)||X(N)}),Oe(i,"compositionstart",function(){var N=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:N,range:r.markText(N,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Oe(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Mt.prototype.createField=function(e){this.wrapper=As(),this.textarea=this.wrapper.firstChild},Mt.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Mt.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=po(e);if(e.options.moveInputWithCursor){var i=Tr(e,n.sel.primary().head,"div"),T=t.wrapper.getBoundingClientRect(),N=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+N.top-T.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+N.left-T.left))}return r},Mt.prototype.showSelection=function(e){var t=this.cm,n=t.display;s(n.cursorDiv,e.cursors),s(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Mt.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&W(this.textarea),B&&U>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",B&&U>=9&&(this.hasSelection=null))},Mt.prototype.getField=function(){return this.textarea},Mt.prototype.supportsTouch=function(){return!1},Mt.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!o||M()!=this.textarea))try{this.textarea.focus()}catch(e){}},Mt.prototype.blur=function(){this.textarea.blur()},Mt.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Mt.prototype.receivedFocus=function(){this.slowPoll()},Mt.prototype.slowPoll=function(){var e=this;if(this.pollingFast)return;this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Mt.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0;function n(){var r=t.poll();!r&&!e?(e=!0,t.polling.set(60,n)):(t.pollingFast=!1,t.slowPoll())}t.polling.set(20,n)},Mt.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||st(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(B&&U>=9&&this.hasSelection===i||u&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var T=i.charCodeAt(0);if(T==8203&&!r&&(r="\u200B"),T==8666)return this.reset(),this.cm.execCommand("undo")}for(var N=0,K=Math.min(r.length,i.length);N<K&&r.charCodeAt(N)==i.charCodeAt(N);)++N;return or(t,function(){za(t,i.slice(N),r.length-N,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Mt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Mt.prototype.onKeyPress=function(){B&&U>=9&&(this.hasSelection=null),this.fastPoll()},Mt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var T=on(n,e),N=r.scroller.scrollTop;if(!T||S)return;var K=n.options.resetSelectionOnContextMenu;K&&n.doc.sel.contains(T)==-1&&jt(n,Xt)(n.doc,Gr(T),ye);var V=i.style.cssText,$=t.wrapper.style.cssText,ae=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-ae.top-5)+"px; left: "+(e.clientX-ae.left-5)+`px;
      z-index: 1000; background: `+(B?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var ue;k&&(ue=window.scrollY),r.input.focus(),k&&window.scrollTo(null,ue),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=Ee,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function we(){if(i.selectionStart!=null){var Ue=n.somethingSelected(),Ke="\u200B"+(Ue?i.value:"");i.value="\u21DA",i.value=Ke,t.prevInput=Ue?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ke.length,r.selForContextMenu=n.doc.sel}}function Ee(){if(t.contextMenuPending!=Ee)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=$,i.style.cssText=V,B&&U<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=N),i.selectionStart!=null){(!B||B&&U<9)&&we();var 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0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return l({},s,a)}function c(s){var a=s.loader;if(a!==v.default&&a!==x.default)u.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),s.progressive=!1;else{var g=Object(v.fetchSupported)();g&&(s.loader=v.default,s.progressive=!0,s.enableSoftwareAES=!0,u.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/polyfills/number.ts"),I=L("./src/utils/ewma-bandwidth-estimator.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/errors.ts"),k=L("./src/types/loader.ts"),A=L("./src/utils/logger.ts");function y(_,x){for(var v=0;v<x.length;v++){var d=x[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(_,d.key,d)}}function 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d=this.hls;d.off(R.Events.FRAG_LOADING,this.onFragLoading,this),d.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.ERROR,this.onError,this)},x.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},x.onFragLoading=function(d,o){var u=o.frag;if(u.type===k.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=u,this.partCurrent=(l=o.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},x.onLevelLoaded=function(d,o){var u=this.hls.config;o.details.live?this.bwEstimator.update(u.abrEwmaSlowLive,u.abrEwmaFastLive):this.bwEstimator.update(u.abrEwmaSlowVoD,u.abrEwmaFastVoD)},x._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,u=this.hls,l=u.autoLevelEnabled,w=u.config,p=u.media;if(!d||!p)return;var f=o?o.stats:d.stats,C=o?o.duration:d.duration;if(f.aborted){A.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||p.paused||!p.playbackRate||!p.readyState)return;var b=performance.now()-f.loading.start,h=Math.abs(p.playbackRate);if(b<=500*C/h)return;var c=u.levels,s=u.minAutoLevel,a=c[d.level],g=f.total||Math.max(f.loaded,Math.round(C*a.maxBitrate/8)),m=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/b),E=(g-f.loaded)/m,M=p.currentTime,F=(B.BufferHelper.bufferInfo(p,M,w.maxBufferHole).end-M)/h;if(F>=2*C/h||E<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>s;W--){var D=c[W].maxBitrate;if(j=C*D/(8*.8*m),j<F)break}if(j>=E)return;var P=this.bwEstimator.getEstimate();A.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(z.isFiniteNumber)(P)?(P/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
      Time to underbuffer: `+F.toFixed(3)+" s"),u.nextLoadLevel=W,this.bwEstimator.sample(b,f.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),u.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:f})},x.onFragLoaded=function(d,o){var u=o.frag,l=o.part;if(u.type===k.PlaylistLevelType.MAIN&&Object(z.isFiniteNumber)(u.sn)){var w=l?l.stats:u.stats,p=l?l.duration:u.duration;if(this.clearTimer(),this.lastLoadedFragLevel=u.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var f=this.hls.levels[u.level],C=(f.loaded?f.loaded.bytes:0)+w.loaded,b=(f.loaded?f.loaded.duration:0)+p;f.loaded={bytes:C,duration:b},f.realBitrate=Math.round(8*C/b)}if(u.bitrateTest){var h={stats:w,frag:u,part:l,id:u.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,h),u.bitrateTest=!1}}},x.onFragBuffered=function(d,o){var u=o.frag,l=o.part,w=l?l.stats:u.stats;if(w.aborted)return;if(u.type!==k.PlaylistLevelType.MAIN||u.sn==="initSegment")return;var p=w.parsing.end-w.loading.start;this.bwEstimator.sample(p,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),u.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},x.onError=function(d,o){switch(o.details){case U.ErrorDetails.FRAG_LOAD_ERROR:case U.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},x.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},x.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,u=this.hls,l=u.maxAutoLevel,w=u.config,p=u.minAutoLevel,f=u.media,C=o?o.duration:d?d.duration:0,b=f?f.currentTime:0,h=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,s=(B.BufferHelper.bufferInfo(f,b,w.maxBufferHole).end-b)/h,a=this.findBestLevel(c,p,l,s,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;A.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=C?Math.min(C,w.maxStarvationDelay):w.maxStarvationDelay,m=w.abrBandWidthFactor,E=w.abrBandWidthUpFactor;if(!s){var M=this.bitrateTestDelay;if(M){var F=C?Math.min(C,w.maxLoadingDelay):w.maxLoadingDelay;g=F-M,A.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),m=E=1}}return a=this.findBestLevel(c,p,l,s+g,m,E),Math.max(a,0)},x.findBestLevel=function(d,o,u,l,w,p){for(var f,C=this.fragCurrent,b=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,s=c[h],a=!!(s!=null&&(f=s.details)!==null&&f!==void 0&&f.live),g=s==null?void 0:s.codecSet,m=b?b.duration:C?C.duration:0,E=u;E>=o;E--){var M=c[E];if(!M||g&&M.codecSet!==g)continue;var F=M.details,j=(b?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||m,W=void 0;E<=h?W=w*d:W=p*d;var D=c[E].maxBitrate,P=D*j/W;if(A.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(W)+"/"+D+"/"+j+"/"+l+"/"+P),W>D&&(!P||a&&!this.bitrateTestDelay||P<l))return E}return-1},S(_,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,o=this.bwEstimator;if(d!==-1&&(!o||!o.canEstimate()))return d;var u=this.getNextABRAutoLevel();return d!==-1&&(u=Math.min(d,u)),u},set:function(d){this._nextAutoLevel=d}}]),_}();G.default=O},"./src/controller/audio-stream-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/controller/fragment-tracker.ts"),k=L("./src/types/level.ts"),A=L("./src/types/loader.ts"),y=L("./src/loader/fragment.ts"),S=L("./src/demux/chunk-cache.ts"),O=L("./src/demux/transmuxer-interface.ts"),_=L("./src/types/transmuxer.ts"),x=L("./src/controller/fragment-finders.ts"),v=L("./src/utils/discontinuities.ts"),d=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function u(){return u=Object.assign||function(C){for(var b=1;b<arguments.length;b++){var h=arguments[b];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(C[c]=h[c])}return C},u.apply(this,arguments)}function l(C,b){C.prototype=Object.create(b.prototype),C.prototype.constructor=C,w(C,b)}function w(C,b){return w=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},w(C,b)}var p=100,f=function(C){l(b,C);function b(c,s){var a;return a=C.call(this,c,s,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=b.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var s=this.hls;s.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(R.Events.ERROR,this.onError,this),s.on(R.Events.BUFFER_RESET,this.onBufferReset,this),s.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var s=this.hls;s.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(R.Events.ERROR,this.onError,this),s.off(R.Events.BUFFER_RESET,this.onBufferReset,this),s.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(s,a){var g=a.frag,m=a.id,E=a.initPTS;if(m==="main"){var M=g.cc;this.initPTS[g.cc]=E,this.log("InitPTS for cc: "+M+" found from main: "+E),this.videoTrackCC=M,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,a>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+a.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()},h.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var s,a=this.levels,g=this.trackId,m=a==null||((s=a[g])===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,M=performance.now(),F=this.retryDate;(!F||M>=F||(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 W=j.frag,D=j.part,P=j.cache,H=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var Y=P.flush(),ee={frag:W,part:D,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(ee),H&&C.prototype._handleFragmentLoadComplete.call(this,ee)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),Te=B.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),ye=Object(x.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,W);ye<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},h.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:s,g=a.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},h.doTickIdle=function(){var s,a,g=this.hls,m=this.levels,E=this.media,M=this.trackId,F=g.config;if(!m||!m[M])return;if(!E&&(this.startFragRequested||!F.startFragPrefetch))return;var j=m[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,y.ElementaryStreamTypes.AUDIO,A.PlaylistLevelType.AUDIO));var D=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,A.PlaylistLevelType.AUDIO);if(D===null)return;var P=D.len,H=this.getMaxBufferLength(),Y=this.audioSwitch;if(P>=H&&!Y)return;if(!Y&&this._streamEnded(D,W)){g.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var ee=W.fragments,oe=ee[0].start,Te=D.end;if(Y){var ye=this.getLoadPosition();Te=ye,W.PTSKnown&&ye<oe&&((D.end>oe||D.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=oe+.05))}var he=this.getNextFragment(Te,W);if(!he){this.bufferFlushed=!0;return}((s=he.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=he.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(he,W):this.loadFragment(he,W,Te)},h.getMaxBufferLength=function(){var s=C.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,A.PlaylistLevelType.MAIN);return a===null?s:Math.max(s,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,C.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(s,a){var g=a.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(m){return new k.Level(m)})},h.onAudioTrackSwitching=function(s,a){var g=!!a.url;this.trackId=a.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(p):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(s,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(s,a){var g,m=this.levels,E=a.details,M=a.id;if(!m){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var F=m[M],j=0;if(E.live||(g=F.details)!==null&&g!==void 0&&g.live){var W=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!W)return;!F.details&&E.hasProgramDateTime&&W.hasProgramDateTime?(Object(v.alignMediaPlaylistByPDT)(E,W),j=E.fragments[0].start):j=this.alignPlaylists(E,F.details)}F.details=E,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(F.details,j),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=I.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(s){var a,g=s.frag,m=s.part,E=s.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+g.sn+" of level "+g.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var D=W.details;console.assert(D,"Audio track details are defined on fragment load progress");var P=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new O.default(this.hls,A.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[g.cc],ee=(a=g.initSegment)===null||a===void 0?void 0:a.data;if(Y!==void 0){var oe=!1,Te=m?m.index:-1,ye=Te!==-1,he=new _.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,E.byteLength,Te,ye);H.push(E,ee,P,"",g,m,D.totalduration,oe,he,Y)}else{o.logger.log("Unknown video PTS for cc "+g.cc+", waiting for video PTS before demuxing audio frag "+g.sn+" of ["+D.startSN+" ,"+D.endSN+"],track "+F);var le=this.waitingData=this.waitingData||{frag:g,part:m,cache:new S.default,complete:!1},me=le.cache;me.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}C.prototype._handleFragmentLoadComplete.call(this,s)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(s,a){var g=a.tracks.audio;g&&(this.mediaBuffer=g.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(s,a){var g=a.frag,m=a.part;if(g.type!==A.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(m?" p: "+m.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,m)},h.onError=function(s,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=a.fatal?I.State.ERROR:I.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var g=!0,m=this.getFwdBufferInfo(this.mediaBuffer,A.PlaylistLevelType.AUDIO);m&&m.len>.5&&(g=!this.reduceMaxBufferLength(m.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(s,a){var g=a.type;g===y.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(s){var a,g="audio",m=this.hls,E=s.remuxResult,M=s.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,D=E.audio,P=E.text,H=E.id3,Y=E.initSegment;if(this.fragContextChanged(j))return;if(this.state=I.State.PARSING,this.audioSwitch&&D&&this.completeAudioSwitch(),Y!=null&&Y.tracks&&(this._bufferInitSegment(Y.tracks,j,M),m.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:g,tracks:Y.tracks})),D){var ee=D.startPTS,oe=D.endPTS,Te=D.startDTS,ye=D.endDTS;W&&(W.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:oe,startDTS:Te,endDTS:ye}),j.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,ee,oe,Te,ye),this.bufferFragmentData(D,j,W,M)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var he=u({frag:j,id:g},H);m.trigger(R.Events.FRAG_PARSING_METADATA,he)}if(P){var le=u({frag:j,id:g},P);m.trigger(R.Events.FRAG_PARSING_USERDATA,le)}},h._bufferInitSegment=function(s,a,g){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(R.Events.BUFFER_CODECS,s);var E=m.initSegment;if(E!=null&&E.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:g,parent:a.type,data:E};this.hls.trigger(R.Events.BUFFER_APPENDING,M)}this.tick()},h.loadFragment=function(s,a,g){var m=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||m===U.FragmentState.NOT_LOADED||m===U.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.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,C.prototype.loadFragment.call(this,s,a,g)))},h.completeAudioSwitch=function(){var s=this.hls,a=this.media,g=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:g})},b}(I.default);G.default=f},"./src/controller/audio-track-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(O,_){for(var x=0;x<_.length;x++){var v=_[x];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(O,v.key,v)}}function k(O,_,x){return _&&U(O.prototype,_),x&&U(O,x),O}function A(O,_){O.prototype=Object.create(_.prototype),O.prototype.constructor=O,y(O,_)}function y(O,_){return y=Object.setPrototypeOf||function(v,d){return v.__proto__=d,v},y(O,_)}var S=function(O){A(_,O);function _(v){var d;return d=O.call(this,v,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var x=_.prototype;return x.registerListeners=function(){var d=this.hls;d.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(z.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){var d=this.hls;d.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(z.Events.ERROR,this.onError,this)},x.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,O.prototype.destroy.call(this)},x.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},x.onManifestParsed=function(d,o){this.tracks=o.audioTracks||[]},x.onAudioTrackLoaded=function(d,o){var u=o.id,l=o.details,w=this.tracksInGroup[u];if(!w){this.warn("Invalid audio track id "+u);return}var p=w.details;w.details=o.details,this.log("audioTrack "+u+" loaded ["+l.startSN+"-"+l.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,o,p))},x.onLevelLoading=function(d,o){this.switchLevel(o.level)},x.onLevelSwitching=function(d,o){this.switchLevel(o.level)},x.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var u=o.audioGroupIds[o.urlId];if(this.groupId!==u){this.groupId=u;var l=this.tracks.filter(function(p){return!u||p.groupId===u});this.selectDefaultTrack&&!l.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var w={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},x.onError=function(d,o){if(O.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},x.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var u=o[this.trackId];this.log("Now switching to audio-track index "+d);var l=o[d],w=l.id,p=l.groupId,f=p===void 0?"":p,C=l.name,b=l.type,h=l.url;if(this.trackId=d,this.trackName=C,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:f,name:C,type:b,url:h}),l.details&&!l.details.live)return;var c=this.switchParams(l.url,u==null?void 0:u.details);this.loadPlaylist(c)},x.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.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}))},x.findTrackId=function(d){for(var o=this.tracksInGroup,u=0;u<o.length;u++){var l=o[u];if((!this.selectDefaultTrack||l.default)&&(!d||d===l.name))return l.id}return-1},x.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var u=o.id,l=o.groupId,w=o.url;if(d)try{w=d.addDirectives(w)}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:w,id:u,groupId:l,deliveryDirectives:d||null})}},k(_,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),_}(R.default);G.default=S},"./src/controller/base-playlist-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return k});var z=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),R=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),U=L("./src/errors.ts"),k=function(){function A(S,O){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,O+":"),this.warn=B.logger.warn.bind(B.logger,O+":"),this.hls=S}var y=A.prototype;return y.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},y.onError=function(O,_){_.fatal&&_.type===U.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(O,_){var x=_==null?void 0:_.renditionReports;if(x)for(var v=0;v<x.length;v++){var d=x[v],o=""+d.URI;if(o===O.substr(-o.length)){var u=parseInt(d["LAST-MSN"]),l=parseInt(d["LAST-PART"]);if(_&&this.hls.config.lowLatencyMode){var w=Math.min(_.age-_.partTarget,_.targetduration);l!==void 0&&w>_.partTarget&&(l+=1)}if(Object(z.isFiniteNumber)(u))return new I.HlsUrlParameters(u,Object(z.isFiniteNumber)(l)?l:void 0,I.HlsSkip.No)}}},y.loadPlaylist=function(O){},y.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},y.playlistLoaded=function(O,_,x){var v=this,d=_.details,o=_.stats,u=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-u,d.live||x!=null&&x.live){if(d.reloaded(x),x&&this.log("live playlist "+O+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),x&&d.fragments.length>0&&Object(R.mergeDetails)(x,d),!this.canLoad||!d.live)return;var l,w=void 0,p=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var f=this.hls.config.lowLatencyMode,C=d.lastPartSn,b=d.endSN,h=d.lastPartIndex,c=h!==-1,s=C===b,a=f?0:h;c?(w=s?b+1:C,p=s?a:h+1):w=b+1;var g=d.age,m=g+d.ageHeader,E=Math.min(m-d.partTarget,d.targetduration*1.5);if(E>0){if(x&&E>x.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+x.tuneInGoal+" to: "+E+" with playlist age: "+d.age),E=0;else{var M=Math.floor(E/d.targetduration);if(w+=M,p!==void 0){var F=Math.round(E%d.targetduration/d.partTarget);p+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+E+" skip sn "+M+" to part "+p)}d.tuneInGoal=E}if(l=this.getDeliveryDirectives(d,_.deliveryDirectives,w,p),f||!s){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(d,_.deliveryDirectives,w,p);var j=Object(R.computeReloadInterval)(d,o);w!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+O+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return v.loadPlaylist(l)},j)}else this.clearTimer()},y.getDeliveryDirectives=function(O,_,x,v){var d=Object(I.getSkipValue)(O,x);return _!=null&&_.skip&&O.deltaUpdateFailed&&(x=_.msn,v=_.part,d=I.HlsSkip.No),new I.HlsUrlParameters(x,v,d)},y.retryLoadingOrFail=function(O){var _=this,x=this.hls.config,v=this.retryCount<x.levelLoadingMaxRetry;if(v){var d;if(this.retryCount++,O.details.indexOf("LoadTimeOut")>-1&&(d=O.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+O.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*x.levelLoadingRetryDelay,x.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return _.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+O.details+'"')}}else this.warn('cannot recover from error "'+O.details+'"'),this.clearTimer(),O.fatal=!0;return v},A}()},"./src/controller/base-stream-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"State",function(){return b}),L.d(G,"default",function(){return h});var z=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),R=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/utils/logger.ts"),k=L("./src/events.ts"),A=L("./src/errors.ts"),y=L("./src/types/transmuxer.ts"),S=L("./src/utils/mp4-tools.ts"),O=L("./src/utils/discontinuities.ts"),_=L("./src/controller/fragment-finders.ts"),x=L("./src/controller/level-helper.ts"),v=L("./src/loader/fragment-loader.ts"),d=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),u=L("./src/types/loader.ts");function l(c,s){for(var a=0;a<s.length;a++){var g=s[a];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(c,g.key,g)}}function w(c,s,a){return s&&l(c.prototype,s),a&&l(c,a),c}function p(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function f(c,s){c.prototype=Object.create(s.prototype),c.prototype.constructor=c,C(c,s)}function C(c,s){return C=Object.setPrototypeOf||function(g,m){return g.__proto__=m,g},C(c,s)}var b={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){f(s,c);function s(g,m,E){var M;return M=c.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=b.STOPPED,M.media=void 0,M.mediaBuffer=void 0,M.config=void 0,M.bitrateTest=!1,M.lastCurrentTime=0,M.nextLoadPosition=0,M.startPosition=0,M.loadedmetadata=!1,M.fragLoadError=0,M.retryDate=0,M.levels=null,M.fragmentLoader=void 0,M.levelLastLoaded=null,M.startFragRequested=!1,M.decrypter=void 0,M.initPTS=[],M.onvseeking=null,M.onvended=null,M.logPrefix="",M.log=void 0,M.warn=void 0,M.logPrefix=E,M.log=U.logger.log.bind(U.logger,E+":"),M.warn=U.logger.warn.bind(U.logger,E+":"),M.hls=g,M.fragmentLoader=new v.default(g.config),M.fragmentTracker=m,M.config=g.config,M.decrypter=new d.default(g,g.config),g.on(k.Events.KEY_LOADED,M.onKeyLoaded,p(M)),M}var a=s.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(m){},a.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=b.STOPPED},a._streamEnded=function(m,E){var M=this.fragCurrent,F=this.fragmentTracker;if(!E.live&&M&&M.sn===E.endSN&&!m.nextStart){var j=F.getState(M);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(m,E){var M=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===b.STOPPED&&this.startLoad(F.startPosition)},a.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()},a.onMediaSeeking=function(){var m=this.config,E=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,D=B.BufferHelper.bufferInfo(F||M,W,m.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===b.ENDED)this.resetLoadingState();else if(E&&!D.len){var P=m.maxFragLookUpTolerance,H=E.start-P,Y=E.start+E.duration+P,ee=W>Y;(W<H||ee)&&(ee&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!D.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(m,E){if(this.state!==b.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=b.IDLE;var M=this.levels[E.frag.level].details;M&&this.loadFragment(E.frag,M,E.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=b.STOPPED,this.hls.off(k.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(m,E){this.log("Loading key for "+m.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=b.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(k.Events.KEY_LOADING,{frag:m})},a.loadFragment=function(m,E,M){this._loadFragForPlayback(m,E,M)},a._loadFragForPlayback=function(m,E,M){var F=this,j=function(D){if(F.fragContextChanged(m)){F.warn("Fragment "+m.sn+(D.part?" p: "+D.part.index:"")+" of level "+m.level+" was dropped during download."),F.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,F._handleFragmentLoadProgress(D)};this._doFragLoad(m,E,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var D=F.state;if(F.fragContextChanged(m)){(D===b.FRAG_LOADING||D===b.BACKTRACKING||!F.fragCurrent&&D===b.PARSING)&&(F.fragmentTracker.removeFragment(m),F.state=b.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+m.sn+" of level "+m.level),F.hls.trigger(k.Events.FRAG_LOADED,W),F.state===b.BACKTRACKING)){F.fragmentTracker.backtrack(m,W),F.resetFragmentLoading(m);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(m)})},a.flushMainBuffer=function(m,E,M){if(M===void 0&&(M=null),!(m-E))return;var F={startOffset:m,endOffset:E,type:M};this.fragLoadError=0,this.hls.trigger(k.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(m){var E=this;this._doFragLoad(m).then(function(M){if(!M||E.fragContextChanged(m)||!E.levels)throw new Error("init load aborted");return M}).then(function(M){var F=E.hls,j=M.payload,W=m.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var D=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(P){var H=self.performance.now();return F.trigger(k.Events.FRAG_DECRYPTED,{frag:m,payload:P,stats:{tstart:D,tdecrypt:H}}),M.payload=P,M})}return M}).then(function(M){var F=E.fragCurrent,j=E.hls,W=E.levels;if(!W)throw new Error("init load aborted, missing levels");var D=W[m.level].details;console.assert(D,"Level details are defined when init segment is loaded");var P=m.stats;E.state=b.IDLE,E.fragLoadError=0,m.data=new Uint8Array(M.payload),P.parsing.start=P.buffering.start=self.performance.now(),P.parsing.end=P.buffering.end=self.performance.now(),M.frag===F&&j.trigger(k.Events.FRAG_BUFFERED,{stats:P,frag:F,part:null,id:m.type}),E.tick()}).catch(function(M){E.warn(M),E.resetFragmentLoading(m)})},a.fragContextChanged=function(m){var E=this.fragCurrent;return!m||!E||m.level!==E.level||m.sn!==E.sn||m.urlId!==E.urlId},a.fragBufferedComplete=function(m,E){var M=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(M))),this.state=b.IDLE,this.tick()},a._handleFragmentLoadComplete=function(m){var E=this.transmuxer;if(!E)return;var M=m.frag,F=m.part,j=m.partsLoaded,W=!j||j.length===0||j.some(function(P){return!P}),D=new y.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);E.flush(D)},a._handleFragmentLoadProgress=function(m){},a._doFragLoad=function(m,E,M,F){var j=this;if(M===void 0&&(M=null),!this.levels)throw new Error("frag load aborted, missing levels");if(M=Math.max(m.start,M||0),this.config.lowLatencyMode&&E){var W=E.partList;if(W&&F){M>m.end&&E.fragmentHint&&(m=E.fragmentHint);var D=this.getNextPart(W,m,M);if(D>-1){var P=W[D];return this.log("Loading part sn: "+m.sn+" p: "+P.index+" cc: "+m.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+D+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=P.start+P.duration,this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,part:W[D],targetBufferTime:M}),this.doFragPartsLoad(m,W,D,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!m.url||this.loadedEndOfParts(W,M))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(M.toFixed(3))),Object(z.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,targetBufferTime:M}),this.fragmentLoader.load(m,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(m,E,M,F){var j=this;return new Promise(function(W,D){var P=[],H=function Y(ee){var oe=E[ee];j.fragmentLoader.loadPart(m,oe,F).then(function(Te){P[oe.index]=Te;var ye=Te.part;j.hls.trigger(k.Events.FRAG_LOADED,Te);var he=E[ee+1];if(he&&he.fragment===m)Y(ee+1);else return W({frag:m,part:ye,partsLoaded:P})}).catch(D)};H(M)})},a.handleFragLoadError=function(m){var E=m.data;return E&&E.details===A.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(k.Events.ERROR,E),null},a._handleTransmuxerFlush=function(m){var E=this.getCurrentContext(m);if(!E||this.state!==b.PARSING){this.fragCurrent||(this.state=b.IDLE);return}var M=E.frag,F=E.part,j=E.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,m.partial)},a.getCurrentContext=function(m){var E=this.levels,M=m.level,F=m.sn,j=m.part;if(!E||!E[M])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+M+". The current chunk will not be buffered."),null;var W=E[M],D=j>-1?Object(x.getPartWith)(W,F,j):null,P=D?D.fragment:Object(x.getFragmentWithSN)(W,F,this.fragCurrent);return P?{frag:P,part:D,level:W}:null},a.bufferFragmentData=function(m,E,M,F){if(!m||this.state!==b.PARSING)return;var j=m.data1,W=m.data2,D=j;if(j&&W&&(D=Object(S.appendUint8Array)(j,W)),!D||!D.length)return;var P={type:m.type,frag:E,part:M,chunkMeta:F,parent:E.type,data:D};this.hls.trigger(k.Events.BUFFER_APPENDING,P),m.dropped&&m.independent&&!M&&this.flushBufferGap(E)},a.flushBufferGap=function(m){var E=this.media;if(!E)return;if(!B.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,m.start);return}var M=E.currentTime,F=B.BufferHelper.bufferInfo(E,M,0),j=m.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),D=Math.max(Math.min(m.start-W,F.end-W),M+W);m.start-D>W&&this.flushMainBuffer(D,m.start)},a.getFwdBufferInfo=function(m,E){var M=this.config,F=this.getLoadPosition();if(!Object(z.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(m,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,E);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(m,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(m){var E=this.config,M;return m?M=Math.max(8*E.maxBufferSize/m,E.maxBufferLength):M=E.maxBufferLength,Math.min(M,E.maxMaxBufferLength)},a.reduceMaxBufferLength=function(m){var E=this.config,M=m||E.maxBufferLength;return E.maxMaxBufferLength>=M?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(m,E){var M,F,j=E.fragments,W=j.length;if(!W)return null;var D=this.config,P=j[0].start,H;if(E.live){var Y=D.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(E,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:m)}else m<=P&&(H=j[0]);if(!H){var ee=D.lowLatencyMode?E.partEnd:E.fragmentEnd;H=this.getFragmentAtPosition(m,ee,E)}return(M=H)!==null&&M!==void 0&&M.initSegment&&!((F=H)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(m,E,M){for(var F=-1,j=!1,W=!0,D=0,P=m.length;D<P;D++){var H=m[D];if(W=W&&!H.independent,F>-1&&M<H.start)break;var Y=H.loaded;!Y&&(j||H.independent||W)&&H.fragment===E&&(F=D),j=Y}return F},a.loadedEndOfParts=function(m,E){var M=m[m.length-1];return M&&E>M.start&&M.loaded},a.getInitialLiveFragment=function(m,E){var M=this.fragPrevious,F=null;if(M){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(_.findFragmentByPDT)(E,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=m.startSN&&j<=m.endSN){var W=E[j-m.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(_.findFragWithCC)(E,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var D=this.hls.liveSyncPosition;D!==null&&(F=this.getFragmentAtPosition(D,this.bitrateTest?m.fragmentEnd:m.edge,m))}return F},a.getFragmentAtPosition=function(m,E,M){var F=this.config,j=this.fragPrevious,W=M.fragments,D=M.endSN,P=M.fragmentHint,H=F.maxFragLookUpTolerance,Y=!!(F.lowLatencyMode&&M.partList&&P);Y&&P&&!this.bitrateTest&&(W=W.concat(P),D=P.sn);var ee;if(m<E){var oe=m>E-H?0:H;ee=Object(_.findFragmentByPTS)(j,W,m,oe)}else ee=W[W.length-1];if(ee){var Te=ee.sn-M.startSN,ye=j&&ee.level===j.level,he=W[Te+1],le=this.fragmentTracker.getState(ee);if(le===R.FragmentState.BACKTRACKED){ee=null;for(var me=Te;W[me]&&this.fragmentTracker.getState(W[me])===R.FragmentState.BACKTRACKED;)j?ee=W[me--]:ee=W[--me];ee||(ee=he)}else j&&ee.sn===j.sn&&!Y&&(ye&&(ee.sn<D&&this.fragmentTracker.getState(he)!==R.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+he.sn),ee=he):ee=null))}return ee},a.synchronizeToLiveEdge=function(m){var E=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=m.fragments[0].start,D=m.edge,P=j>=W-E.maxFragLookUpTolerance&&j<=D;if(F!==null&&M.duration>F&&(j<F||!P)){var H=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*m.targetduration;(!P&&M.readyState<4||j<D-H)&&(this.loadedmetadata||(this.nextLoadPosition=F),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+D+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(m,E){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,D=m.fragments.length;if(!D)return this.warn("No fragments in live playlist"),0;var P=m.fragments[0].start,H=!E,Y=m.alignedSliding&&Object(z.isFiniteNumber)(P);if(H||!Y&&!P){Object(O.alignStream)(j,W,m);var ee=m.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+m.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+D),ee}return P},a.waitForCdnTuneIn=function(m){var E=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*E)},a.setStartPosition=function(m,E){var M=this.startPosition;if(M<E&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=m.startTimeOffset;Object(z.isFiniteNumber)(F)?(M=E+F,F<0&&(M+=m.totalduration),M=Math.min(Math.max(E,M),E+m.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):m.live?M=this.hls.liveSyncPosition||E:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var m=this.media,E=0;return this.loadedmetadata&&m?E=m.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},a.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))},a.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=b.IDLE)},a.onFragmentOrKeyLoadError=function(m,E){if(E.fatal)return;var M=E.frag;if(!M||M.type!==m)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+m+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=b.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(m===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=b.IDLE):(U.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=b.ERROR)},a.afterBufferFlushed=function(m,E,M){if(!m)return;var F=B.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(E,F,M),this.state===b.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=b.IDLE},a.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},a.updateLevelTiming=function(m,E,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var D=Object.keys(m.elementaryStreams).reduce(function(P,H){var Y=m.elementaryStreams[H];if(Y){var ee=Y.endPTS-Y.startPTS;if(ee<=0)return j.warn("Could not parse fragment "+m.sn+" "+H+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),P||!1;var oe=F?0:Object(x.updateFragPTSDTS)(W,m,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return j.hls.trigger(k.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:oe,type:H,frag:m,start:Y.startPTS,end:Y.endPTS}),!0}return P},!1);D?(this.state=b.PARSED,this.hls.trigger(k.Events.FRAG_PARSED,{frag:m,part:E})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(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(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return _});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),U=L("./src/utils/buffer-helper.ts"),k=L("./src/utils/mediasource-helper.ts"),A=L("./src/loader/fragment.ts"),y=L("./src/controller/buffer-operation-queue.ts"),S=Object(k.getMediaSource)(),O=/([ha]vc.)(?:\.[^.,]+)+/,_=function(){function x(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var u=o.hls,l=o.media,w=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),l&&(o.updateMediaElementDuration(),u.trigger(I.Events.MEDIA_ATTACHED,{media:l})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var v=x.prototype;return v.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},v.destroy=function(){this.unregisterListeners(),this.details=null},v.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)},v.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)},v._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new y.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},v.onManifestParsed=function(o,u){var l=2;(u.audio&&!u.video||!u.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},v.onMediaAttaching=function(o,u){var l=this.media=u.media;if(l&&S){var w=this.mediaSource=new S;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(w),this._objectUrl=l.src}},v.onMediaDetaching=function(){var o=this.media,u=this.mediaSource,l=this._objectUrl;if(u){if(R.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(w){R.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),u.removeEventListener("sourceopen",this._onMediaSourceOpen),u.removeEventListener("sourceended",this._onMediaSourceEnded),u.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(l&&self.URL.revokeObjectURL(l),o.src===l?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},v.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(u){var l=o.sourceBuffer[u];try{l&&(o.removeBufferListeners(u),o.mediaSource&&o.mediaSource.removeSourceBuffer(l),o.sourceBuffer[u]=void 0)}catch(w){R.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",w)}}),this._initSourceBuffer()},v.onBufferCodecs=function(o,u){var l=this,w=this.getSourceBufferTypes().length;if(Object.keys(u).forEach(function(p){if(w){var f=l.tracks[p];if(f&&typeof f.buffer.changeType=="function"){var C=u[p],b=C.codec,h=C.levelCodec,c=C.container,s=(f.levelCodec||f.codec).replace(O,"$1"),a=(h||b).replace(O,"$1");if(s!==a){var g=c+";codecs="+(h||b);l.appendChangeType(p,g)}}}else l.pendingTracks[p]=u[p]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},v.appendChangeType=function(o,u){var l=this,w=this.operationQueue,p={execute:function(){var C=l.sourceBuffer[o];C&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+u),C.changeType(u)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(C){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",C)}};w.append(p,o)},v.onBufferAppending=function(o,u){var l=this,w=this.hls,p=this.operationQueue,f=this.tracks,C=u.data,b=u.type,h=u.frag,c=u.part,s=u.chunkMeta,a=s.buffering[b],g=self.performance.now();a.start=g;var m=h.stats.buffering,E=c?c.stats.buffering:null;m.start===0&&(m.start=g),E&&E.start===0&&(E.start=g);var M=f.audio,F=b==="audio"&&s.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var D=l.sourceBuffer[b];if(D){var P=h.start-D.timestampOffset;Math.abs(P)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+P+") sn: "+h.sn+")"),D.timestampOffset=h.start)}}l.appendExecutor(C,b)},onStart:function(){},onComplete:function(){var D=self.performance.now();a.executeEnd=a.end=D,m.first===0&&(m.first=D),E&&E.first===0&&(E.first=D);var P=l.sourceBuffer,H={};for(var Y in P)H[Y]=U.BufferHelper.getBuffered(P[Y]);l.appendError=0,l.hls.trigger(I.Events.BUFFER_APPENDED,{type:b,frag:h,part:c,chunkMeta:s,parent:h.type,timeRanges:H})},onError:function(D){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+b+" SourceBuffer",D);var P={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:D,fatal:!1};D.code===DOMException.QUOTA_EXCEEDED_ERR?P.details=B.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,P.details=B.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>w.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),P.fatal=!0)),w.trigger(I.Events.ERROR,P)}};p.append(j,b)},v.onBufferFlushing=function(o,u){var l=this,w=this.operationQueue,p=function(C){return{execute:l.removeExecutor.bind(l,C,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(I.Events.BUFFER_FLUSHED,{type:C})},onError:function(h){R.logger.warn("[buffer-controller]: Failed to remove from "+C+" SourceBuffer",h)}}};u.type?w.append(p(u.type),u.type):this.getSourceBufferTypes().forEach(function(f){w.append(p(f),f)})},v.onFragParsed=function(o,u){var l=this,w=u.frag,p=u.part,f=[],C=p?p.elementaryStreams:w.elementaryStreams;C[A.ElementaryStreamTypes.AUDIOVIDEO]?f.push("audiovideo"):(C[A.ElementaryStreamTypes.AUDIO]&&f.push("audio"),C[A.ElementaryStreamTypes.VIDEO]&&f.push("video"));var b=function(){var c=self.performance.now();w.stats.buffering.end=c,p&&(p.stats.buffering.end=c);var s=p?p.stats:w.stats;l.hls.trigger(I.Events.FRAG_BUFFERED,{frag:w,part:p,stats:s,id:w.type})};f.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(b,f)},v.onFragChanged=function(o,u){this.flushBackBuffer()},v.onBufferEos=function(o,u){var l=this,w=this.getSourceBufferTypes().reduce(function(p,f){var C=l.sourceBuffer[f];return(!u.type||u.type===f)&&(C&&!C.ended&&(C.ended=!0,R.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),p&&!!(!C||C.ended)},!0);w&&this.blockBuffers(function(){var p=l.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},v.onLevelUpdated=function(o,u){var l=u.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},v.flushBackBuffer=function(){var o=this.hls,u=this.details,l=this.media,w=this.sourceBuffer;if(!l||u===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var f=u.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(z.isFiniteNumber)(f)||f<0)return;var C=l.currentTime,b=u.levelTargetDuration,h=Math.max(f,b),c=Math.floor(C/b)*b-h;p.forEach(function(s){var a=w[s];if(a){var g=U.BufferHelper.getBuffered(a);g.length>0&&c>g.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),u.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:s}))}})},v.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,u=this.hls,l=this.media,w=this.mediaSource,p=o.fragments[0].start+o.totalduration,f=l.duration,C=Object(z.isFiniteNumber)(w.duration)?w.duration:0;o.live&&u.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(p>C&&p>f||!Object(z.isFiniteNumber)(f))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),w.duration=p)},v.updateSeekableRange=function(o){var u=this.mediaSource,l=o.fragments,w=l.length;if(w&&o.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var p=Math.max(0,l[0].start),f=Math.max(p,p+o.totalduration);u.setLiveSeekableRange(p,f)}},v.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,u=this.operationQueue,l=this.pendingTracks,w=Object.keys(l).length;if(w&&!o||w===2){this.createSourceBuffers(l),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(f){u.executeNext(f)})}},v.createSourceBuffers=function(o){var u=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var p in o)if(!u[p]){var f=o[p];if(!f)throw Error("source buffer exists for track "+p+", however track does not");var C=f.levelCodec||f.codec,b=f.container+";codecs="+C;R.logger.log("[buffer-controller]: creating sourceBuffer("+b+")");try{var h=u[p]=l.addSourceBuffer(b),c=p;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[p]={buffer:h,codec:C,container:f.container,levelCodec:f.levelCodec,id:f.id},w++}catch(s){R.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:b})}}w&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},v._onSBUpdateStart=function(o){var u=this.operationQueue,l=u.current(o);l.onStart()},v._onSBUpdateEnd=function(o){var u=this.operationQueue,l=u.current(o);l.onComplete(),u.shiftAndExecuteNext(o)},v._onSBUpdateError=function(o,u){R.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 l=this.operationQueue.current(o);l&&l.onError(u)},v.removeExecutor=function(o,u,l){var w=this.media,p=this.mediaSource,f=this.operationQueue,C=this.sourceBuffer,b=C[o];if(!w||!p||!b){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(o);return}var h=Object(z.isFiniteNumber)(w.duration)?w.duration:Infinity,c=Object(z.isFiniteNumber)(p.duration)?p.duration:Infinity,s=Math.max(0,u),a=Math.min(l,h,c);a>s?(R.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!b.updating,o+" sourceBuffer must not be updating"),b.remove(s,a)):f.shiftAndExecuteNext(o)},v.appendExecutor=function(o,u){var l=this.operationQueue,w=this.sourceBuffer,p=w[u];if(!p){R.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(u);return}p.ended=!1,console.assert(!p.updating,u+" sourceBuffer must not be updating"),p.appendBuffer(o)},v.blockBuffers=function(o,u){var l=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,p=u.map(function(f){return w.appendBlocker(f)});Promise.all(p).then(function(){o(),u.forEach(function(f){var C=l.sourceBuffer[f];(!C||!C.updating)&&w.shiftAndExecuteNext(f)})})},v.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},v.addBufferListener=function(o,u,l){var w=this.sourceBuffer[o];if(!w)return;var p=l.bind(this,o);this.listeners[o].push({event:u,listener:p}),w.addEventListener(u,p)},v.removeBufferListeners=function(o){var u=this.sourceBuffer[o];if(!u)return;this.listeners[o].forEach(function(l){u.removeEventListener(l.event,l.listener)})},x}()},"./src/controller/buffer-operation-queue.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return I});var z=L("./src/utils/logger.ts"),I=function(){function R(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var B=R.prototype;return B.append=function(k,A){var y=this.queues[A];y.push(k),y.length===1&&this.buffers[A]&&this.executeNext(A)},B.insertAbort=function(k,A){var y=this.queues[A];y.unshift(k),this.executeNext(A)},B.appendBlocker=function(k){var A,y=new Promise(function(O){A=O}),S={execute:A,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(S,k),y},B.executeNext=function(k){var A=this.buffers,y=this.queues,S=A[k],O=y[k];if(O.length){var _=O[0];try{_.execute()}catch(x){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),_.onError(x),(!S||!S.updating)&&(O.shift(),this.executeNext(k))}}},B.shiftAndExecuteNext=function(k){this.queues[k].shift(),this.executeNext(k)},B.current=function(k){return this.queues[k][0]},R}()},"./src/controller/cap-level-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts");function I(U,k){for(var A=0;A<k.length;A++){var y=k[A];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(U,y.key,y)}}function R(U,k,A){return k&&I(U.prototype,k),A&&I(U,A),U}var B=function(){function U(A){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=A,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var k=U.prototype;return k.setStreamController=function(y){this.streamController=y},k.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},k.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)},k.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)},k.onFpsDropLevelCapping=function(y,S){U.isLevelAllowed(S.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(S.droppedLevel)},k.onMediaAttaching=function(y,S){this.media=S.media instanceof HTMLVideoElement?S.media:null},k.onManifestParsed=function(y,S){var O=this.hls;this.restrictedLevels=[],this.firstLevel=S.firstLevel,O.config.capLevelToPlayerSize&&S.video&&this.startCapping()},k.onBufferCodecs=function(y,S){var O=this.hls;O.config.capLevelToPlayerSize&&S.video&&this.startCapping()},k.onMediaDetaching=function(){this.stopCapping()},k.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var y=this.hls.levels;if(y.length){var S=this.hls;S.autoLevelCapping=this.getMaxLevel(y.length-1),S.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=S.autoLevelCapping}}},k.getMaxLevel=function(y){var S=this,O=this.hls.levels;if(!O.length)return-1;var _=O.filter(function(x,v){return U.isLevelAllowed(v,S.restrictedLevels)&&v<=y});return this.clientRect=null,U.getMaxLevelByMediaSize(_,this.mediaWidth,this.mediaHeight)},k.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()},k.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},k.getDimensions=function(){if(this.clientRect)return this.clientRect;var y=this.media,S={width:0,height:0};if(y){var O=y.getBoundingClientRect();S.width=O.width,S.height=O.height,!S.width&&!S.height&&(S.width=O.right-O.left||y.width||0,S.height=O.bottom-O.top||y.height||0)}return this.clientRect=S,S},U.isLevelAllowed=function(y,S){return S===void 0&&(S=[]),S.indexOf(y)===-1},U.getMaxLevelByMediaSize=function(y,S,O){if(!y||!y.length)return-1;for(var _=function(u,l){return l?u.width!==l.width||u.height!==l.height:!0},x=y.length-1,v=0;v<y.length;v+=1){var d=y[v];if((d.width>=S||d.height>=O)&&_(d,y[v+1])){x=v;break}}return x},R(U,[{key:"mediaWidth",get:function(){return this.getDimensions().width*U.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*U.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var y=1;try{y=self.devicePixelRatio}catch(S){}return y}}]),U}();G.default=B},"./src/controller/cmcd-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return _});var z=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function U(x,v){for(var d=0;d<v.length;d++){var o=v[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(x,o.key,o)}}function k(x,v,d){return v&&U(x.prototype,v),d&&U(x,d),x}function A(x,v){var d=typeof Symbol!="undefined"&&x[Symbol.iterator]||x["@@iterator"];if(d)return(d=d.call(x)).next.bind(d);if(Array.isArray(x)||(d=y(x))||v&&x&&typeof x.length=="number"){d&&(x=d);var o=0;return function(){return o>=x.length?{done:!0}:{done:!1,value:x[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(x,v){if(!x)return;if(typeof x=="string")return S(x,v);var d=Object.prototype.toString.call(x).slice(8,-1);if(d==="Object"&&x.constructor&&(d=x.constructor.name),d==="Map"||d==="Set")return Array.from(x);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return S(x,v)}function S(x,v){(v==null||v>x.length)&&(v=x.length);for(var d=0,o=new Array(v);d<v;d++)o[d]=x[d];return o}function O(){return O=Object.assign||function(x){for(var v=1;v<arguments.length;v++){var d=arguments[v];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(x[o]=d[o])}return x},O.apply(this,arguments)}var _=function(){function x(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(p){B.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(w){try{var p=w.frag,f=o.hls.levels[p.level],C=o.getObjectType(p),b={d:p.duration*1e3,ot:C};(C===I.CMCDObjectType.VIDEO||C===I.CMCDObjectType.AUDIO||C==I.CMCDObjectType.MUXED)&&(b.br=f.bitrate/1e3,b.tb=o.getTopBandwidth(C),b.bl=o.getBufferLength(C)),o.apply(w,b)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var u=this.config=d.config,l=u.cmcd;l!=null&&(u.pLoader=this.createPlaylistLoader(),u.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||x.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var v=x.prototype;return v.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)},v.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()},v.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},v.onMediaAttached=function(o,u){this.media=u.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},v.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},v.onBufferCreated=function(o,u){var l,w;this.audioBuffer=(l=u.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(w=u.tracks.video)===null||w===void 0?void 0:w.buffer},v.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}},v.apply=function(o,u){u===void 0&&(u={}),O(u,this.createData());var l=u.ot===I.CMCDObjectType.INIT||u.ot===I.CMCDObjectType.VIDEO||u.ot===I.CMCDObjectType.MUXED;if(this.starved&&l&&(u.bs=!0,u.su=!0,this.starved=!1),u.su==null&&(u.su=this.buffering),this.useHeaders){var w=x.toHeaders(u);if(!Object.keys(w).length)return;o.headers||(o.headers={}),O(o.headers,w)}else{var p=x.toQuery(u);if(!p)return;o.url=x.appendQueryToUri(o.url,p)}},v.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},v.getTopBandwidth=function(o){for(var u=0,l=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=A(l),p;!(p=w()).done;){var f=p.value;f.bitrate>u&&(u=f.bitrate)}return u>0?u:NaN},v.getBufferLength=function(o){var u=this.hls.media,l=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!u)return NaN;var w=R.BufferHelper.bufferInfo(l,u.currentTime,this.config.maxBufferHole);return w.len*1e3},v.createPlaylistLoader=function(){var o=this.config.pLoader,u=this.applyPlaylistData,l=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new l(f)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(C,b,h){u(C),this.loader.load(C,b,h)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},v.createFragmentLoader=function(){var o=this.config.fLoader,u=this.applyFragmentData,l=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new l(f)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(C,b,h){u(C),this.loader.load(C,b,h)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},x.uuid=function(){var o=URL.createObjectURL(new Blob),u=o.toString();return URL.revokeObjectURL(o),u.substr(u.lastIndexOf("/")+1)},x.serialize=function(o){for(var u=[],l=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},w=function(F){return Math.round(F)},p=function(F){return w(F/100)*100},f=function(F){return encodeURIComponent(F)},C={br:w,d:w,bl:p,dl:p,mtp:p,nor:f,rtp:p,tb:w},b=Object.keys(o||{}).sort(),h=A(b),c;!(c=h()).done;){var s=c.value,a=o[s];if(!l(a))continue;if(s==="v"&&a===1)continue;if(s=="pr"&&a===1)continue;var g=C[s];g&&(a=g(a));var m=typeof a,E=void 0;s==="ot"||s==="sf"||s==="st"?E=s+"="+a:m==="boolean"?E=s:m==="number"?E=s+"="+a:E=s+"="+JSON.stringify(a),u.push(E)}return u.join(",")},x.toHeaders=function(o){for(var u=Object.keys(o),l={},w=["Object","Request","Session","Status"],p=[{},{},{},{}],f={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},C=0,b=u;C<b.length;C++){var h=b[C],c=f[h]!=null?f[h]:1;p[c][h]=o[h]}for(var s=0;s<p.length;s++){var a=x.serialize(p[s]);a&&(l["CMCD-"+w[s]]=a)}return l},x.toQuery=function(o){return"CMCD="+encodeURIComponent(x.serialize(o))},x.appendQueryToUri=function(o,u){if(!u)return o;var l=o.includes("?")?"&":"?";return""+o+l+u},x}()},"./src/controller/eme-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function U(_,x){for(var v=0;v<x.length;v++){var d=x[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(_,d.key,d)}}function k(_,x,v){return x&&U(_.prototype,x),v&&U(_,v),_}var A=3,y=function(x,v,d){var o={audioCapabilities:[],videoCapabilities:[]};return x.forEach(function(u){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+u+'"',robustness:d.audioRobustness||""})}),v.forEach(function(u){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+u+'"',robustness:d.videoRobustness||""})}),[o]},S=function(x,v,d,o){switch(x){case B.KeySystems.WIDEVINE:return y(v,d,o);default:throw new Error("Unknown key-system: "+x)}},O=function(){function _(v){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=v,this._config=v.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 x=_.prototype;return x.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},x._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)},x._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)},x.getLicenseServerUrl=function(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},x._attemptKeySystemAccess=function(d,o,u){var l=this,w=S(d,o,u,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(d,w);this.mediaKeysPromise=p.then(function(f){return l._onMediaKeySystemAccessObtained(d,f)}),p.catch(function(f){R.logger.error('Failed to obtain key-system "'+d+'" access:',f)})},x._onMediaKeySystemAccessObtained=function(d,o){var u=this;R.logger.log('Access for key-system "'+d+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(l);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(p){return l.mediaKeys=p,R.logger.log('Media-keys created for key-system "'+d+'"'),u._onMediaKeysCreated(),p});return w.catch(function(p){R.logger.error("Failed to create media-keys:",p)}),w},x._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},x._onNewMediaKeySession=function(d){var o=this;R.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(u){o._onKeySessionMessage(d,u.message)},!1)},x._onKeySessionMessage=function(d,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(u){R.logger.log("Received license data (length: "+(u&&u.byteLength)+"), updating key-session"),d.update(u)})},x.onMediaEncrypted=function(d){var o=this;if(R.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var u=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(u).catch(u)},x._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},x._generateRequestWithPreferredKeySession=function(d,o){var u=this,l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var w=l.mediaKeysSession;if(!w){R.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){R.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}R.logger.log('Generating key-session request for "'+d+'" init data type'),l.mediaKeysSessionInitialized=!0,w.generateRequest(d,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(p){R.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})})},x._createLicenseXhr=function(d,o,u){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,d,o,u);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,l,d),w=void 0}catch(p){R.logger.error(p)}try{l.readyState||l.open("POST",d,!0),w&&w.call(this.hls,l,d)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return l},x._onLicenseRequestReadyStageChange=function(d,o,u,l){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var w=d.response,p=this._licenseResponseCallback;if(p)try{w=p.call(this.hls,d,o)}catch(C){R.logger.error(C)}l(w)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>A){this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var f=A-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(u,l)}break}},x._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},x._requestLicense=function(d,o){R.logger.log("Requesting content license for key-system");var u=this._mediaKeysList[0];if(!u){R.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 l=this.getLicenseServerUrl(u.mediaKeySystemDomain),w=this._createLicenseXhr(l,d,o);R.logger.log("Sending license request to URL: "+l);var p=this._generateLicenseRequestChallenge(u,d);w.send(p)}catch(f){R.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},x.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var u=o.media;this._media=u,u.addEventListener("encrypted",this._onMediaEncrypted)},x.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(u){if(u.mediaKeysSession)return u.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},x.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var u=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),l=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,u,l)},k(_,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),_}();G.default=O},"./src/controller/fps-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),R=function(){function B(k){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=k,this.registerListeners()}var U=B.prototype;return U.setStreamController=function(A){this.streamController=A},U.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},U.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},U.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},U.onMediaAttaching=function(A,y){var S=this.hls.config;if(S.capLevelOnFPSDrop){var O=y.media instanceof self.HTMLVideoElement?y.media:null;this.media=O,O&&typeof O.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),S.fpsDroppedMonitoringPeriod)}},U.checkFPS=function(A,y,S){var O=performance.now();if(y){if(this.lastTime){var 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strict";L.r(G),L.d(G,"findFragmentByPDT",function(){return R}),L.d(G,"findFragmentByPTS",function(){return B}),L.d(G,"fragmentWithinToleranceTest",function(){return U}),L.d(G,"pdtWithinToleranceTest",function(){return k}),L.d(G,"findFragWithCC",function(){return A});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function R(y,S,O){if(S===null||!Array.isArray(y)||!y.length||!Object(z.isFiniteNumber)(S))return null;var _=y[0].programDateTime;if(S<(_||0))return null;var x=y[y.length-1].endProgramDateTime;if(S>=(x||0))return null;O=O||0;for(var v=0;v<y.length;++v){var d=y[v];if(k(S,O,d))return d}return null}function B(y,S,O,_){O===void 0&&(O=0),_===void 0&&(_=0);var x=null;if(y?x=S[y.sn-S[0].sn+1]||null:O===0&&S[0].start===0&&(x=S[0]),x&&U(O,_,x)===0)return x;var v=I.default.search(S,U.bind(null,O,_));return v||x}function U(y,S,O){y===void 0&&(y=0),S===void 0&&(S=0);var _=Math.min(S,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-_<=y?1:O.start-_>y&&O.start?-1:0}function k(y,S,O){var _=Math.min(S,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,x=O.endProgramDateTime||0;return x-_>y}function A(y,S){return I.default.search(y,function(O){return O.cc<S?1:O.cc>S?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"FragmentState",function(){return R}),L.d(G,"FragmentTracker",function(){return B});var z=L("./src/events.ts"),I=L("./src/types/loader.ts"),R;(function(A){A.NOT_LOADED="NOT_LOADED",A.BACKTRACKED="BACKTRACKED",A.APPENDING="APPENDING",A.PARTIAL="PARTIAL",A.OK="OK"})(R||(R={}));var B=function(){function A(S){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=S,this._registerListeners()}var y=A.prototype;return y._registerListeners=function(){var O=this.hls;O.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},y._unregisterListeners=function(){var O=this.hls;O.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},y.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},y.getAppendedFrag=function(O,_){if(_===I.PlaylistLevelType.MAIN){var x=this.activeFragment,v=this.activeParts;if(!x)return null;if(v)for(var d=v.length;d--;){var o=v[d],u=o?o.end:x.appendedPTS;if(o.start<=O&&u!==void 0&&O<=u)return d>9&&(this.activeParts=v.slice(d-9)),o}else if(x.start<=O&&x.appendedPTS!==void 0&&O<=x.appendedPTS)return x}return this.getBufferedFrag(O,_)},y.getBufferedFrag=function(O,_){for(var x=this.fragments,v=Object.keys(x),d=v.length;d--;){var o=x[v[d]];if((o==null?void 0:o.body.type)===_&&o.buffered){var u=o.body;if(u.start<=O&&O<=u.end)return u}}return null},y.detectEvictedFragments=function(O,_,x){var v=this;Object.keys(this.fragments).forEach(function(d){var o=v.fragments[d];if(!o)return;if(!o.buffered){o.body.type===x&&v.removeFragment(o.body);return}var u=o.range[O];if(!u)return;u.time.some(function(l){var w=!v.isTimeBuffered(l.startPTS,l.endPTS,_);return w&&v.removeFragment(o.body),w})})},y.detectPartialFragments=function(O){var _=this,x=this.timeRanges,v=O.frag,d=O.part;if(!x||v.sn==="initSegment")return;var o=k(v),u=this.fragments[o];if(!u)return;Object.keys(x).forEach(function(l){var w=v.elementaryStreams[l];if(!w)return;var p=x[l],f=d!==null||w.partial===!0;u.range[l]=_.getBufferedTimes(v,d,f,p)}),u.backtrack=u.loaded=null,Object.keys(u.range).length?u.buffered=!0:this.removeFragment(u.body)},y.fragBuffered=function(O){var _=k(O),x=this.fragments[_];x&&(x.backtrack=x.loaded=null,x.buffered=!0)},y.getBufferedTimes=function(O,_,x,v){for(var d={time:[],partial:x},o=_?_.start:O.start,u=_?_.end:O.end,l=O.minEndPTS||u,w=O.maxStartPTS||o,p=0;p<v.length;p++){var f=v.start(p)-this.bufferPadding,C=v.end(p)+this.bufferPadding;if(w>=f&&l<=C){d.time.push({startPTS:Math.max(o,v.start(p)),endPTS:Math.min(u,v.end(p))});break}else if(o<C&&u>f)d.partial=!0,d.time.push({startPTS:Math.max(o,v.start(p)),endPTS:Math.min(u,v.end(p))});else if(u<=f)break}return d},y.getPartialFragment=function(O){var _=null,x,v,d,o=0,u=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(w){var p=l[w];if(!p)return;U(p)&&(v=p.body.start-u,d=p.body.end+u,O>=v&&O<=d&&(x=Math.min(O-v,d-O),o<=x&&(_=p.body,o=x)))}),_},y.getState=function(O){var _=k(O),x=this.fragments[_];return x?x.buffered?U(x)?R.PARTIAL:R.OK:x.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},y.backtrack=function(O,_){var x=k(O),v=this.fragments[x];if(!v||v.backtrack)return null;var d=v.backtrack=_||v.loaded;return v.loaded=null,d},y.getBacktrackData=function(O){var _=k(O),x=this.fragments[_];if(x){var v,d=x.backtrack;if(d!=null&&(v=d.payload)!==null&&v!==void 0&&v.byteLength)return d;this.removeFragment(O)}return null},y.isTimeBuffered=function(O,_,x){for(var v,d,o=0;o<x.length;o++){if(v=x.start(o)-this.bufferPadding,d=x.end(o)+this.bufferPadding,O>=v&&_<=d)return!0;if(_<=v)return!1}return!1},y.onFragLoaded=function(O,_){var x=_.frag,v=_.part;if(x.sn==="initSegment"||x.bitrateTest||v)return;var d=k(x);this.fragments[d]={body:x,loaded:_,backtrack:null,buffered:!1,range:Object.create(null)}},y.onBufferAppended=function(O,_){var x=this,v=_.frag,d=_.part,o=_.timeRanges;if(v.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=v,d){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(l){var w=o[l];if(x.detectEvictedFragments(l,w),!d)for(var p=0;p<w.length;p++)v.appendedPTS=Math.max(w.end(p),v.appendedPTS||0)})},y.onFragBuffered=function(O,_){this.detectPartialFragments(_)},y.hasFragment=function(O){var _=k(O);return!!this.fragments[_]},y.removeFragmentsInRange=function(O,_,x){var v=this;Object.keys(this.fragments).forEach(function(d){var o=v.fragments[d];if(!o)return;if(o.buffered){var u=o.body;u.type===x&&u.start<_&&u.end>O&&v.removeFragment(u)}})},y.removeFragment=function(O){var _=k(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[_]},y.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},A}();function U(A){var y,S;return A.buffered&&(((y=A.range.video)===null||y===void 0?void 0:y.partial)||((S=A.range.audio)===null||S===void 0?void 0:S.partial))}function k(A){return A.type+"_"+A.level+"_"+A.urlId+"_"+A.sn}},"./src/controller/gap-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"STALL_MINIMUM_DURATION_MS",function(){return U}),L.d(G,"MAX_START_GAP_JUMP",function(){return k}),L.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return A}),L.d(G,"SKIP_BUFFER_RANGE_START",function(){return y}),L.d(G,"default",function(){return S});var z=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),R=L("./src/events.ts"),B=L("./src/utils/logger.ts"),U=250,k=2,A=.1,y=.05,S=function(){function O(x,v,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=x,this.media=v,this.fragmentTracker=d,this.hls=o}var _=O.prototype;return _.destroy=function(){this.hls=this.fragmentTracker=this.media=null},_.poll=function(v){var d=this.config,o=this.media,u=this.stalled,l=o.currentTime,w=o.seeking,p=this.seeking&&!w,f=!this.seeking&&w;if(this.seeking=w,l!==v){if(this.moved=!0,u!==null){if(this.stallReported){var C=self.performance.now()-u;B.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(C)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||p)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!z.BufferHelper.getBuffered(o).length)return;var b=z.BufferHelper.bufferInfo(o,l,0),h=b.len>0,c=b.nextStart||0;if(!h&&!c)return;if(w){var s=b.len>k,a=!c||c-l>k&&!this.fragmentTracker.getPartialFragment(l);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,m=Math.max(c,b.start||0)-l,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=E==null||((g=E.details)===null||g===void 0)?void 0:g.live,F=M?E.details.targetduration*2:k;if(m>0&&m<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(u===null){this.stalled=j;return}var W=j-u;!w&&W>=U&&this._reportStall(b.len);var D=z.BufferHelper.bufferInfo(o,l,d.maxBufferHole);this._tryFixBufferStall(D,W)},_._tryFixBufferStall=function(v,d){var o=this.config,u=this.fragmentTracker,l=this.media,w=l.currentTime,p=u.getPartialFragment(w);if(p){var f=this._trySkipBufferHole(p);if(f)return}v.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},_._reportStall=function(v){var d=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="+v+")"),d.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:v}))},_._trySkipBufferHole=function(v){for(var d=this.config,o=this.hls,u=this.media,l=u.currentTime,w=0,p=z.BufferHelper.getBuffered(u),f=0;f<p.length;f++){var C=p.start(f);if(l+d.maxBufferHole>=w&&l<C){var b=Math.max(C+y,u.currentTime+A);return B.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+b),this.moved=!0,this.stalled=null,u.currentTime=b,v&&o.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+b,frag:v}),b}w=p.end(f)}return 0},_._tryNudgeBuffer=function(){var v=this.config,d=this.hls,o=this.media,u=o.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<v.nudgeMaxRetry){var w=u+l*v.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+u+" to "+w),o.currentTime=w,d.trigger(R.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 "+v.nudgeMaxRetry+" nudges"),d.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),R=L("./src/demux/id3.ts"),B=.25,U=function(){function k(y){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=y,this._registerListeners()}var A=k.prototype;return A.destroy=function(){this._unregisterListeners()},A._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.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A._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.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A.onMediaAttached=function(S,O){this.media=O.media},A.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},A.getID3Track=function(S){if(!this.media)return;for(var O=0;O<S.length;O++){var _=S[O];if(_.kind==="metadata"&&_.label==="id3")return Object(I.sendAddTrackEvent)(_,this.media),_}return this.media.addTextTrack("metadata","id3")},A.onFragParsingMetadata=function(S,O){if(!this.media)return;var _=O.frag,x=O.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var v=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<x.length;d++){var o=R.getID3Frames(x[d].data);if(o){var u=x[d].pts,l=d<x.length-1?x[d+1].pts:_.end,w=l-u;w<=0&&(l=u+B);for(var p=0;p<o.length;p++){var f=o[p];if(!R.isTimeStampFrame(f)){var C=new v(u,l,"");C.value=f,this.id3Track.addCue(C)}}}}},A.onBufferFlushing=function(S,O){var _=O.startOffset,x=O.endOffset,v=O.type;if(!v||v==="audio"){var d=this.id3Track;d&&Object(I.removeCuesInRange)(d,_,x)}},k}();G.default=U},"./src/controller/latency-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return k});var z=L("./src/errors.ts"),I=L("./src/events.ts"),R=L("./src/utils/logger.ts");function B(A,y){for(var S=0;S<y.length;S++){var O=y[S];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(A,O.key,O)}}function U(A,y,S){return y&&B(A.prototype,y),S&&B(A,S),A}var k=function(){function A(S){var O=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 O.timeupdate()},this.hls=S,this.config=S.config,this.registerListeners()}var y=A.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(O,_){this.media=_.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(O,_){var x=_.details;this.levelDetails=x,x.advanced&&this.timeupdate(),!x.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},y.onError=function(O,_){if(_.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},y.timeupdate=function(){var O=this.media,_=this.levelDetails;if(!O||!_)return;this.currentTime=O.currentTime;var x=this.computeLatency();if(x===null)return;this._latency=x;var v=this.config,d=v.lowLatencyMode,o=v.maxLiveSyncPlaybackRate;if(!d||o===1)return;var u=this.targetLatency;if(u===null)return;var l=x-u,w=Math.min(this.maxLatency,u+_.targetduration),p=l<w;if(_.live&&p&&l>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,o)),C=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;O.playbackRate=Math.min(f,Math.max(1,C))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},y.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},y.computeLatency=function(){var O=this.estimateLiveEdge();return O===null?null:O-this.currentTime},U(A,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var O=this.config,_=this.levelDetails;return O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:_?O.liveMaxLatencyDurationCount*_.targetduration:0}},{key:"targetLatency",get:function(){var O=this.levelDetails;if(O===null)return null;var _=O.holdBack,x=O.partHoldBack,v=O.targetduration,d=this.config,o=d.liveSyncDuration,u=d.liveSyncDurationCount,l=d.lowLatencyMode,w=this.hls.userConfig,p=l&&x||_;(w.liveSyncDuration||w.liveSyncDurationCount||p===0)&&(p=o!==void 0?o:u*v);var f=v,C=1;return p+Math.min(this.stallCount*C,f)}},{key:"liveSyncPosition",get:function(){var O=this.estimateLiveEdge(),_=this.targetLatency,x=this.levelDetails;if(O===null||_===null||x===null)return null;var v=x.edge,d=O-_-this.edgeStalled,o=v-x.totalduration,u=v-(this.config.lowLatencyMode&&x.partTarget||x.targetduration);return Math.min(Math.max(o,d),u)}},{key:"drift",get:function(){var O=this.levelDetails;return O===null?1:O.drift}},{key:"edgeStalled",get:function(){var O=this.levelDetails;if(O===null)return 0;var _=(this.config.lowLatencyMode&&O.partTarget||O.targetduration)*3;return Math.max(O.age-_,0)}},{key:"forwardBufferLength",get:function(){var O=this.media,_=this.levelDetails;if(!O||!_)return 0;var x=O.buffered.length;return x?O.buffered.end(x-1):_.edge-this.currentTime}}]),A}()},"./src/controller/level-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return d});var z=L("./src/types/level.ts"),I=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),U=L("./src/controller/level-helper.ts"),k=L("./src/controller/base-playlist-controller.ts"),A=L("./src/types/loader.ts");function y(){return y=Object.assign||function(o){for(var u=1;u<arguments.length;u++){var l=arguments[u];for(var w in l)Object.prototype.hasOwnProperty.call(l,w)&&(o[w]=l[w])}return o},y.apply(this,arguments)}function S(o,u){for(var l=0;l<u.length;l++){var w=u[l];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,u,l){return u&&S(o.prototype,u),l&&S(o,l),o}function _(o,u){o.prototype=Object.create(u.prototype),o.prototype.constructor=o,x(o,u)}function x(o,u){return x=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},x(o,u)}var v=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){_(u,o);function u(w){var p;return p=o.call(this,w,"[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 l=u.prototype;return l._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)},l._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)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},l.startLoad=function(){var p=this._levels;p.forEach(function(f){f.loadError=0}),o.prototype.startLoad.call(this)},l.onManifestLoaded=function(p,f){var C=[],b=[],h=[],c,s={},a,g=!1,m=!1,E=!1;if(f.levels.forEach(function(W){var D=W.attrs;g=g||!!(W.width&&W.height),m=m||!!W.videoCodec,E=E||!!W.audioCodec,v&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var P=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=s[P],a?a.url.push(W.url):(a=new z.Level(W),s[P]=a,C.push(a)),D&&(D.AUDIO&&Object(U.addGroupId)(a,"audio",D.AUDIO),D.SUBTITLES&&Object(U.addGroupId)(a,"text",D.SUBTITLES))}),(g||m)&&E&&(C=C.filter(function(W){var D=W.videoCodec,P=W.width,H=W.height;return!!D||!!(P&&H)})),C=C.filter(function(W){var D=W.audioCodec,P=W.videoCodec;return(!D||Object(B.isCodecSupportedInMp4)(D,"audio"))&&(!P||Object(B.isCodecSupportedInMp4)(P,"video"))}),f.audioTracks&&(b=f.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(U.assignTrackIdsByGroup)(b)),f.subtitles&&(h=f.subtitles,Object(U.assignTrackIdsByGroup)(h)),C.length>0){c=C[0].bitrate,C.sort(function(W,D){return W.bitrate-D.bitrate}),this._levels=C;for(var M=0;M<C.length;M++)if(C[M].bitrate===c){this._firstLevel=M,this.log("manifest loaded, "+C.length+" level(s) found, first bitrate: "+c);break}var F=E&&!m,j={levels:C,audioTracks:b,subtitleTracks:h,firstLevel:this._firstLevel,stats:f.stats,audio:E,video:m,altAudio:!F&&b.some(function(W){return!!W.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:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(p,f){if(o.prototype.onError.call(this,p,f),f.fatal)return;var C=f.context,b=this._levels[this.currentLevelIndex];if(C&&(C.type===A.PlaylistContextType.AUDIO_TRACK&&b.audioGroupIds&&C.groupId===b.audioGroupIds[b.urlId]||C.type===A.PlaylistContextType.SUBTITLE_TRACK&&b.textGroupIds&&C.groupId===b.textGroupIds[b.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,s;switch(f.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(f.frag){var a=this._levels[f.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=f.frag.level)):s=f.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:C&&(C.deliveryDirectives&&(c=!1),s=C.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:s=f.level,h=!0;break}s!==void 0&&this.recoverLevel(f,s,h,c)},l.recoverLevel=function(p,f,C,b){var h=p.details,c=this._levels[f];if(c.loadError++,C){var s=this.retryLoadingOrFail(p);if(s)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(b){var a=c.url.length;if(a>1&&c.loadError<a)p.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var g=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(h+": switch to "+g),p.levelRetry=!0,this.hls.nextAutoLevel=g)}}},l.redundantFailover=function(p){var f=this._levels[p],C=f.url.length;if(C>1){var b=(f.urlId+1)%C;this.warn("Switching to redundant URL-id "+b),this._levels.forEach(function(h){h.urlId=b}),this.level=p}},l.onFragLoaded=function(p,f){var C=f.frag;if(C!==void 0&&C.type===A.PlaylistLevelType.MAIN){var b=this._levels[C.level];b!==void 0&&(b.fragmentError=0,b.loadError=0)}},l.onLevelLoaded=function(p,f){var C,b=f.level,h=f.details,c=this._levels[b];if(!c){var s;this.warn("Invalid level index "+b),(s=f.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(h.deltaUpdateFailed=!0);return}b===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(b,f,c.details)):(C=f.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(h.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(p,f){var C=this.hls.levels[this.currentLevelIndex];if(!C)return;if(C.audioGroupIds){for(var b=-1,h=this.hls.audioTracks[f.id].groupId,c=0;c<C.audioGroupIds.length;c++)if(C.audioGroupIds[c]===h){b=c;break}b!==C.urlId&&(C.urlId=b,this.startLoad())}},l.loadPlaylist=function(p){var f=this.currentLevelIndex,C=this._levels[f];if(this.canLoad&&C&&C.url.length>0){var b=C.urlId,h=C.url[b];if(p)try{h=p.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+f+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+b+" "+h),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:h,level:f,id:b,deliveryDirectives:p||null})}},l.removeLevel=function(p,f){var C=function(c,s){return s!==f},b=this._levels.filter(function(h,c){return c!==p?!0:h.url.length>1&&f!==void 0?(h.url=h.url.filter(C),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(C)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(C)),h.urlId=0,!0):!1}).map(function(h,c){var s=h.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=c}),h});this._levels=b,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:b})},O(u,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var f,C=this._levels;if(C.length===0)return;if(this.currentLevelIndex===p&&(f=C[p])!==null&&f!==void 0&&f.details)return;if(p<0||p>=C.length){var b=p<0;if(this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:b,reason:"invalid level idx"}),b)return;p=Math.min(p,C.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=C[h],s=C[p];this.log("switching to level "+p+" from "+h),this.currentLevelIndex=p;var a=y({},s,{level:p,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var g=s.details;if(!g||g.live){var m=this.switchParams(s.uri,c==null?void 0:c.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}(k.default)},"./src/controller/level-helper.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"addGroupId",function(){return R}),L.d(G,"assignTrackIdsByGroup",function(){return B}),L.d(G,"updatePTS",function(){return U}),L.d(G,"updateFragPTSDTS",function(){return A}),L.d(G,"mergeDetails",function(){return y}),L.d(G,"mapPartIntersection",function(){return S}),L.d(G,"mapFragmentIntersection",function(){return O}),L.d(G,"adjustSliding",function(){return _}),L.d(G,"addSliding",function(){return x}),L.d(G,"computeReloadInterval",function(){return v}),L.d(G,"getFragmentWithSN",function(){return d}),L.d(G,"getPartWith",function(){return o});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function R(u,l,w){switch(l){case"audio":u.audioGroupIds||(u.audioGroupIds=[]),u.audioGroupIds.push(w);break;case"text":u.textGroupIds||(u.textGroupIds=[]),u.textGroupIds.push(w);break}}function B(u){var l={};u.forEach(function(w){var p=w.groupId||"";w.id=l[p]=l[p]||0,l[p]++})}function U(u,l,w){var p=u[l],f=u[w];k(p,f)}function k(u,l){var w=l.startPTS;if(Object(z.isFiniteNumber)(w)){var p=0,f;l.sn>u.sn?(p=w-u.start,f=u):(p=u.start-w,f=l),f.duration!==p&&(f.duration=p)}else if(l.sn>u.sn){var C=u.cc===l.cc;C&&u.minEndPTS?l.start=u.start+(u.minEndPTS-u.start):l.start=u.start+u.duration}else l.start=Math.max(u.start-l.duration,0)}function A(u,l,w,p,f,C){var b=p-w;b<=0&&(I.logger.warn("Fragment should have a positive duration",l),p=w+l.duration,C=f+l.duration);var h=w,c=p,s=l.startPTS,a=l.endPTS;if(Object(z.isFiniteNumber)(s)){var g=Math.abs(s-w);Object(z.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(g,l.deltaPTS):l.deltaPTS=g,h=Math.max(w,s),w=Math.min(w,s),f=Math.min(f,l.startDTS),c=Math.min(p,a),p=Math.max(p,a),C=Math.max(C,l.endDTS)}l.duration=p-w;var m=w-l.start;l.appendedPTS=p,l.start=l.startPTS=w,l.maxStartPTS=h,l.startDTS=f,l.endPTS=p,l.minEndPTS=c,l.endDTS=C;var E=l.sn;if(!u||E<u.startSN||E>u.endSN)return 0;var M,F=E-u.startSN,j=u.fragments;for(j[F]=l,M=F;M>0;M--)k(j[M],j[M-1]);for(M=F;M<j.length-1;M++)k(j[M],j[M+1]);return u.fragmentHint&&k(j[j.length-1],u.fragmentHint),u.PTSKnown=u.alignedSliding=!0,m}function y(u,l){for(var w=null,p=u.fragments,f=p.length-1;f>=0;f--){var C=p[f].initSegment;if(C){w=C;break}}u.fragmentHint&&delete u.fragmentHint.endPTS;var b=0,h;if(O(u,l,function(M,F){M.relurl&&(b=M.cc-F.cc),Object(z.isFiniteNumber)(M.startPTS)&&Object(z.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(h=F),l.PTSKnown=l.alignedSliding=!0),F.elementaryStreams=M.elementaryStreams,F.loader=M.loader,F.stats=M.stats,F.urlId=M.urlId,M.initSegment&&(F.initSegment=M.initSegment,w=M.initSegment)}),w){var c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;c.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=w)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=w)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(M){return!M}),l.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=l.skippedSegments;s--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var a=l.fragments;if(b){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<a.length;g++)a[g].cc+=b}l.skippedSegments&&(l.startCC=l.fragments[0].cc),S(u.partList,l.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),h?A(l,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):_(u,l),a.length&&(l.totalduration=l.edge-a[0].start),l.driftStartTime=u.driftStartTime,l.driftStart=u.driftStart;var m=l.advancedDateTime;if(l.advanced&&m){var E=l.edge;l.driftStart||(l.driftStartTime=m,l.driftStart=E),l.driftEndTime=m,l.driftEnd=E}else l.driftEndTime=u.driftEndTime,l.driftEnd=u.driftEnd,l.advancedDateTime=u.advancedDateTime}function S(u,l,w){if(u&&l)for(var p=0,f=0,C=u.length;f<=C;f++){var b=u[f],h=l[f+p];b&&h&&b.index===h.index&&b.fragment.sn===h.fragment.sn?w(b,h):p--}}function O(u,l,w){for(var p=l.skippedSegments,f=Math.max(u.startSN,l.startSN)-l.startSN,C=(u.fragmentHint?1:0)+(p?l.endSN:Math.min(u.endSN,l.endSN))-l.startSN,b=l.startSN-u.startSN,h=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,s=f;s<=C;s++){var a=c[b+s],g=h[s];p&&!g&&s<p&&(g=l.fragments[s]=a),a&&g&&w(a,g)}}function _(u,l){var w=l.startSN+l.skippedSegments-u.startSN,p=u.fragments;if(w<0||w>=p.length)return;x(l,p[w].start)}function x(u,l){if(l){for(var w=u.fragments,p=u.skippedSegments;p<w.length;p++)w[p].start+=l;u.fragmentHint&&(u.fragmentHint.start+=l)}}function v(u,l){var w=1e3*u.levelTargetDuration,p=w/2,f=u.age,C=f>0&&f<w*3,b=l.loading.end-l.loading.start,h,c=u.availabilityDelay;if(u.updated===!1)if(C){var s=333*u.misses;h=Math.max(Math.min(p,b*2),s),u.availabilityDelay=(u.availabilityDelay||0)+h}else h=p;else C?(c=Math.min(c||w/2,f),u.availabilityDelay=c,h=c+w-f):h=w-b;return Math.round(h)}function d(u,l,w){if(!u||!u.details)return null;var p=u.details,f=p.fragments[l-p.startSN];return f||(f=p.fragmentHint,f&&f.sn===l?f:l<p.startSN&&w&&w.sn===l?w:null)}function o(u,l,w){if(!u||!u.details)return null;var p=u.details.partList;if(p)for(var f=p.length;f--;){var C=p[f];if(C.index===w&&C.fragment.sn===l)return C}return null}},"./src/controller/stream-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return p});var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),R=L("./src/is-supported.ts"),B=L("./src/events.ts"),U=L("./src/utils/buffer-helper.ts"),k=L("./src/controller/fragment-tracker.ts"),A=L("./src/types/loader.ts"),y=L("./src/loader/fragment.ts"),S=L("./src/demux/transmuxer-interface.ts"),O=L("./src/types/transmuxer.ts"),_=L("./src/controller/gap-controller.ts"),x=L("./src/errors.ts"),v=L("./src/utils/logger.ts");function d(f,C){for(var b=0;b<C.length;b++){var h=C[b];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function o(f,C,b){return C&&d(f.prototype,C),b&&d(f,b),f}function u(f,C){f.prototype=Object.create(C.prototype),f.prototype.constructor=f,l(f,C)}function l(f,C){return l=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},l(f,C)}var w=100,p=function(f){u(C,f);function C(h,c){var s;return s=f.call(this,h,c,"[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 b=C.prototype;return b._registerListeners=function(){var c=this.hls;c.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(B.Events.ERROR,this.onError,this),c.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b._unregisterListeners=function(){var c=this.hls;c.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(B.Events.ERROR,this.onError,this),c.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},b.startLoad=function(c){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=a.startLevel;g===-1&&(a.config.testBandwidth?(g=0,this.bitrateTest=!0):g=a.nextAutoLevel),this.level=a.nextLoadLevel=g,this.loadedmetadata=!1}s>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),c=s),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},b.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},b.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var c,s=this.levels,a=this.level,g=s==null||((c=s[a])===null||c===void 0)?void 0:c.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var m,E=self.performance.now(),M=this.retryDate;(!M||E>=M||(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()},b.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},b.doTickIdle=function(){var c,s,a=this.hls,g=this.levelLastLoaded,m=this.levels,E=this.media,M=a.config,F=a.nextLoadLevel;if(g===null||!E&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[F])return;var j=m[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=I.State.WAITING_LEVEL;return}var D=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,A.PlaylistLevelType.MAIN);if(D===null)return;var P=D.len,H=this.getMaxBufferLength(j.maxBitrate);if(P>=H)return;if(this._streamEnded(D,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,Y),this.state=I.State.ENDED;return}var ee=D.end,oe=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var Te=oe.sn-W.startSN;Te>1&&(oe=W.fragments[Te-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===k.FragmentState.OK&&this.nextLoadPosition>ee){var ye=this.audioOnly&&!this.altAudio?y.ElementaryStreamTypes.AUDIO:y.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,ye,A.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((c=oe.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((s=oe.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(oe,W):this.loadFragment(oe,W,ee)},b.loadFragment=function(c,s,a){var g,m=this.fragmentTracker.getState(c);if(this.fragCurrent=c,m===k.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(c);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else m=k.FragmentState.NOT_LOADED}m===k.FragmentState.NOT_LOADED||m===k.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,c,s,a)):m===k.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},b.getAppendedFrag=function(c){var s=this.fragmentTracker.getAppendedFrag(c,A.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},b.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,A.PlaylistLevelType.MAIN)},b.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},b.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},b.nextLevelSwitch=function(){var c=this.levels,s=this.media;if(s!=null&&s.readyState){var a,g=this.getAppendedFrag(s.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!s.paused&&c){var m=this.hls.nextLoadLevel,E=c[m],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*E.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(s.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,D=j.duration,P=Math.max(F.end,W+Math.min(Math.max(D-this.config.maxFragLookUpTolerance,D*.5),D*.75));this.flushMainBuffer(P,Number.POSITIVE_INFINITY)}}}},b.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},b.flushMainBuffer=function(c,s){f.prototype.flushMainBuffer.call(this,c,s,this.altAudio?"video":null)},b.onMediaAttached=function(c,s){f.prototype.onMediaAttached.call(this,c,s);var a=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new _.default(this.config,a,this.fragmentTracker,this.hls)},b.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),f.prototype.onMediaDetaching.call(this)},b.onMediaPlaying=function(){this.tick()},b.onMediaSeeked=function(){var c=this.media,s=c?c.currentTime:null;Object(z.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},b.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},b.onManifestParsed=function(c,s){var a=!1,g=!1,m;s.levels.forEach(function(E){m=E.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(a=!0),m.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=a&&g&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},b.onLevelLoading=function(c,s){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var g=a[s.level];(!g.details||g.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(g.details))&&(this.state=I.State.WAITING_LEVEL)},b.onLevelLoaded=function(c,s){var a,g=this.levels,m=s.level,E=s.details,M=E.totalduration;if(!g){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:"+M);var F=this.fragCurrent;F&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==s.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var j=g[m],W=0;if(E.live||(a=j.details)!==null&&a!==void 0&&a.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;W=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,W),this.tick()},b._handleFragmentLoadProgress=function(c){var s,a=c.frag,g=c.part,m=c.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var M=E[a.level],F=M.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=M.videoCodec,W=F.PTSKnown||!F.live,D=(s=a.initSegment)===null||s===void 0?void 0:s.data,P=this._getAudioCodec(M),H=this.transmuxer=this.transmuxer||new S.default(this.hls,A.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=g?g.index:-1,ee=Y!==-1,oe=new O.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,m.byteLength,Y,ee),Te=this.initPTS[a.cc];H.push(m,D,P,j,a,g,F.totalduration,W,oe,Te)},b.onAudioTrackSwitching=function(c,s){var a=this.altAudio,g=!!s.url,m=s.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var 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 M=this.hls;a&&M.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:m})}},b.onAudioTrackSwitched=function(c,s){var a=s.id,g=!!this.hls.audioTracks[a].url;if(g){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=g,this.tick()},b.onBufferCreated=function(c,s){var a=s.tracks,g,m,E=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(m=M,g=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&g?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},b.onFragBuffered=function(c,s){var a=s.frag,g=s.part;if(a&&a.type!==A.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(g?" p: "+g.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var m=g?g.stats:a.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,g)},b.onError=function(c,s){switch(s.details){case x.ErrorDetails.FRAG_LOAD_ERROR:case x.ErrorDetails.FRAG_LOAD_TIMEOUT:case x.ErrorDetails.KEY_LOAD_ERROR:case x.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(A.PlaylistLevelType.MAIN,s);break;case x.ErrorDetails.LEVEL_LOAD_ERROR:case x.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 x.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,g=this.getFwdBufferInfo(this.media,A.PlaylistLevelType.MAIN);g&&g.len>.5&&(a=!this.reduceMaxBufferLength(g.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},b.checkBuffer=function(){var c=this.media,s=this.gapController;if(!c||!s||!c.readyState)return;var a=U.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},b.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},b.onBufferFlushed=function(c,s){var a=s.type;if(a!==y.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(a===y.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,a,A.PlaylistLevelType.MAIN)}},b.onLevelsUpdated=function(c,s){this.levels=s.levels},b.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},b.seekToStartPos=function(){var c=this.media,s=c.currentTime,a=this.startPosition;if(a>=0&&s<a){if(c.seeking){v.logger.log("could not seek to "+a+", already seeking at "+s);return}var g=U.BufferHelper.getBuffered(c),m=g.length?g.start(0):0,E=m-a;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(v.logger.log("adjusting start position by "+E+" to match buffer start"),a+=E,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),c.currentTime=a}},b._getAudioCodec=function(c){var s=this.config.defaultAudioCodec||c.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},b._loadBitrateTestFrag=function(c){var s=this;this._doFragLoad(c).then(function(a){var g=s.hls;if(!a||g.nextLoadLevel||s.fragContextChanged(c))return;s.fragLoadError=0,s.state=I.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var m=c.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),g.trigger(B.Events.FRAG_LOADED,a)})},b._handleTransmuxComplete=function(c){var s,a="main",g=this.hls,m=c.remuxResult,E=c.chunkMeta,M=this.getCurrentContext(E);if(!M){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 F=M.frag,j=M.part,W=M.level,D=m.video,P=m.text,H=m.id3,Y=m.initSegment,ee=this.altAudio?void 0:m.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,F,E),g.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Y.tracks}));var oe=Y.initPTS,Te=Y.timescale;Object(z.isFiniteNumber)(oe)&&(this.initPTS[F.cc]=oe,g.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:oe,timescale:Te}))}if(D&&m.independent!==!1){if(W.details){var ye=D.startPTS,he=D.endPTS,le=D.startDTS,me=D.endDTS;if(j)j.elementaryStreams[D.type]={startPTS:ye,endPTS:he,startDTS:le,endDTS:me};else if(D.firstKeyFrame&&D.independent&&(this.couldBacktrack=!0),D.dropped&&D.independent){var ie=this.getLoadPosition()+this.config.maxBufferHole;if(ie<ye){this.backtrack(F);return}F.setElementaryStreamInfo(D.type,F.start,he,F.start,me,!0)}F.setElementaryStreamInfo(D.type,ye,he,le,me),this.bufferFragmentData(D,F,j,E)}}else if(m.independent===!1){this.backtrack(F);return}if(ee){var pe=ee.startPTS,J=ee.endPTS,ne=ee.startDTS,q=ee.endDTS;j&&(j.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:pe,endPTS:J,startDTS:ne,endDTS:q}),F.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,pe,J,ne,q),this.bufferFragmentData(ee,F,j,E)}if(H!=null&&(s=H.samples)!==null&&s!==void 0&&s.length){var xe={frag:F,id:a,samples:H.samples};g.trigger(B.Events.FRAG_PARSING_METADATA,xe)}if(P){var Ce={frag:F,id:a,samples:P.samples};g.trigger(B.Events.FRAG_PARSING_USERDATA,Ce)}},b._bufferInitSegment=function(c,s,a,g){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,M=s.video,F=s.audiovideo;if(E){var j=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),E.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),E.levelCodec=j,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+E.codec+"]")}M&&(M.levelCodec=c.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(D){var P=s[D],H=P.initSegment;H!=null&&H.byteLength&&m.hls.trigger(B.Events.BUFFER_APPENDING,{type:D,data:H,frag:a,part:null,chunkMeta:g,parent:a.type})}),this.tick()},b.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var s=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,s?this.resetFragmentLoading(c):this.state=I.State.BACKTRACKING},b.checkFragmentChanged=function(){var c=this.media,s=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(U.BufferHelper.isBuffered(c,a)?s=this.getAppendedFrag(a):U.BufferHelper.isBuffered(c,a+.1)&&(s=this.getAppendedFrag(a+.1)),s){var g=this.fragPlaying,m=s.level;(!g||s.sn!==g.sn||g.level!==m||s.urlId!==g.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:s}),(!g||g.level!==m)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=s)}}},o(C,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),C}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"SubtitleStreamController",function(){return u});var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),U=L("./src/utils/discontinuities.ts"),k=L("./src/controller/level-helper.ts"),A=L("./src/controller/fragment-tracker.ts"),y=L("./src/controller/base-stream-controller.ts"),S=L("./src/types/loader.ts"),O=L("./src/types/level.ts");function _(l,w){for(var p=0;p<w.length;p++){var f=w[p];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(l,f.key,f)}}function x(l,w,p){return w&&_(l.prototype,w),p&&_(l,p),l}function v(l,w){l.prototype=Object.create(w.prototype),l.prototype.constructor=l,d(l,w)}function d(l,w){return d=Object.setPrototypeOf||function(f,C){return f.__proto__=C,f},d(l,w)}var o=500,u=function(l){v(w,l);function w(f,C){var b;return b=l.call(this,f,C,"[subtitle-stream-controller]")||this,b.levels=[],b.currentTrackId=-1,b.tracksBuffered=[],b.mainDetails=null,b._registerListeners(),b}var p=w.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._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.MANIFEST_LOADING,this.onManifestLoading,this),C.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(z.Events.ERROR,this.onError,this),C.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._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.MANIFEST_LOADING,this.onManifestLoading,this),C.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(z.Events.ERROR,this.onError,this),C.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.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(C,b){this.mainDetails=b.details},p.onSubtitleFragProcessed=function(C,b){var h=b.frag,c=b.success;if(this.fragPrevious=h,this.state=y.State.IDLE,!c)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,g=h.start,m=0;m<s.length;m++)if(g>=s[m].start&&g<=s[m].end){a=s[m];break}var E=h.start+h.duration;a?a.end=E:(a={start:g,end:E},s.push(a)),this.fragmentTracker.fragBuffered(h)},p.onBufferFlushing=function(C,b){var h=b.startOffset,c=b.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,a=this.levels;if(!a.length||!a[s]||!a[s].details)return;var g=a[s].details,m=g.targetduration,E=c-m;if(E<=0)return;b.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=E){M.shift();continue}else if(M[F].start<E)M[F].start=E;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,E,S.PlaylistLevelType.SUBTITLE)}},p.onError=function(C,b){var h,c=b.frag;if(!c||c.type!==S.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=y.State.IDLE},p.onSubtitleTracksUpdated=function(C,b){var h=this,c=b.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(s){return new O.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){h.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(C,b){if(this.currentTrackId=b.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},p.onSubtitleTrackLoaded=function(C,b){var h,c=b.details,s=b.id,a=this.currentTrackId,g=this.levels;if(!g.length)return;var m=g[a];if(s>=g.length||s!==a||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=m.details)!==null&&h!==void 0&&h.live){var E=this.mainDetails;if(c.deltaUpdateFailed||!E)return;var M=E.fragments[0];if(!m.details)c.hasProgramDateTime&&E.hasProgramDateTime?Object(U.alignMediaPlaylistByPDT)(c,E):M&&Object(k.addSliding)(c,M.start);else{var F=this.alignPlaylists(c,m.details);F===0&&M&&Object(k.addSliding)(c,M.start)}}if(m.details=c,this.levelLastLoaded=s,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===y.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},p._handleFragmentLoadComplete=function(C){var b=C.frag,h=C.payload,c=b.decryptdata,s=this.hls;if(this.fragContextChanged(b))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(g){var m=performance.now();s.trigger(z.Events.FRAG_DECRYPTED,{frag:b,payload:g,stats:{tstart:a,tdecrypt:m}})})}},p.doTick=function(){if(!this.media){this.state=y.State.IDLE;return}if(this.state===y.State.IDLE){var C,b=this.currentTrackId,h=this.levels;if(!h.length||!h[b]||!h[b].details)return;var c=h[b].details,s=c.targetduration,a=this.config,g=this.media,m=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-s,a.maxBufferHole),E=m.end,M=m.len,F=this.getMaxBufferLength()+s;if(M>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,W=j.length,D=c.edge,P,H=this.fragPrevious;if(E<D){var Y=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(P=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,Y)),P||(P=Object(B.findFragmentByPTS)(H,j,E,Y),!P&&H&&H.start<j[0].start&&(P=j[0]))}else P=j[W-1];(C=P)!==null&&C!==void 0&&C.encrypted?(I.logger.log("Loading key for "+P.sn),this.state=y.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:P})):P&&this.fragmentTracker.getState(P)===A.FragmentState.NOT_LOADED&&this.loadFragment(P,c,E)}},p.loadFragment=function(C,b,h){this.fragCurrent=C,l.prototype.loadFragment.call(this,C,b,h)},x(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(y.default)},"./src/controller/subtitle-track-controller.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(_,x){for(var v=0;v<x.length;v++){var d=x[v];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(_,d.key,d)}}function k(_,x,v){return x&&U(_.prototype,x),v&&U(_,v),_}function A(_,x){_.prototype=Object.create(x.prototype),_.prototype.constructor=_,y(_,x)}function y(_,x){return y=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},y(_,x)}var S=function(_){A(x,_);function x(d){var o;return o=_.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var v=x.prototype;return v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,_.prototype.destroy.call(this)},v.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)},v.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)},v.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)},v.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},v.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=O(this.media.textTracks);o.forEach(function(u){Object(I.clearCurrentCues)(u)}),this.subtitleTrack=-1,this.media=null},v.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},v.onManifestParsed=function(o,u){this.tracks=u.subtitleTracks},v.onSubtitleTrackLoaded=function(o,u){var l=u.id,w=u.details,p=this.trackId,f=this.tracksInGroup[p];if(!f){this.warn("Invalid subtitle track id "+l);return}var C=f.details;f.details=u.details,this.log("subtitle track "+l+" loaded ["+w.startSN+"-"+w.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,u,C))},v.onLevelLoading=function(o,u){this.switchLevel(u.level)},v.onLevelSwitching=function(o,u){this.switchLevel(u.level)},v.switchLevel=function(o){var u=this.hls.levels[o];if(!(u!=null&&u.textGroupIds))return;var l=u.textGroupIds[u.urlId];if(this.groupId!==l){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(b){return!l||b.groupId===l});this.tracksInGroup=p;var f=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=l;var C={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,C),f!==-1&&this.setSubtitleTrack(f,w)}},v.findTrackId=function(o){for(var u=this.tracksInGroup,l=0;l<u.length;l++){var w=u[l];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},v.onError=function(o,u){if(_.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)},v.loadPlaylist=function(o){var u=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(u)){var l=u.id,w=u.groupId,p=u.url;if(o)try{p=o.addDirectives(p)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:p,id:l,groupId:w,deliveryDirectives:o||null})}},v.toggleTrackModes=function(o){var u=this,l=this.media,w=this.subtitleDisplay,p=this.trackId;if(!l)return;var f=O(l.textTracks),C=f.filter(function(c){return c.groupId===u.groupId});if(o===-1)[].slice.call(f).forEach(function(c){c.mode="disabled"});else{var b=C[p];b&&(b.mode="disabled")}var h=C[o];h&&(h.mode=w?"showing":"hidden")},v.setSubtitleTrack=function(o,u){var l,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(l=w[o])!==null&&l!==void 0&&l.details)||o<-1||o>=w.length)return;this.clearTimer();var p=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,p){var f=p.id,C=p.groupId,b=C===void 0?"":C,h=p.name,c=p.type,s=p.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:b,name:h,type:c,url:s});var a=this.switchParams(p.url,u==null?void 0:u.details);this.loadPlaylist(a)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:o})},v.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,u=O(this.media.textTracks),l=0;l<u.length;l++)if(u[l].mode==="hidden")o=l;else if(u[l].mode==="showing"){o=l;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},k(x,[{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)}}]),x}(R.default);function O(_){for(var x=[],v=0;v<_.length;v++){var d=_[v];d.kind==="subtitles"&&d.label&&x.push(_[v])}return x}G.default=S},"./src/controller/timeline-controller.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"TimelineController",function(){return O});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),U=L("./src/utils/webvtt-parser.ts"),k=L("./src/utils/texttrack-utils.ts"),A=L("./src/utils/imsc1-ttml-parser.ts"),y=L("./src/types/loader.ts"),S=L("./src/utils/logger.ts"),O=function(){function d(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=v(),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 l=new B.default(this,"textTrack1"),w=new B.default(this,"textTrack2"),p=new B.default(this,"textTrack3"),f=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,l,w),this.cea608Parser2=new R.default(3,p,f)}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=d.prototype;return o.destroy=function(){var l=this.hls;l.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(I.Events.FRAG_LOADING,this.onFragLoading,this),l.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(l,w,p,f,C){for(var b=!1,h=C.length;h--;){var c=C[h],s=x(c[0],c[1],w,p);if(s>=0&&(c[0]=Math.min(c[0],w),c[1]=Math.max(c[1],p),b=!0,s/(p-w)>.5))return}if(b||C.push([w,p]),this.config.renderTextTracksNatively){var a=this.captionsTracks[l];this.Cues.newCue(a,w,p,f)}else{var g=this.Cues.newCue(null,w,p,f);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:g,track:l})}},o.onInitPtsFound=function(l,w){var p=this,f=w.frag,C=w.id,b=w.initPTS,h=w.timescale,c=this.unparsedVttFrags;C==="main"&&(this.initPTS[f.cc]=b,this.timescale[f.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(s){p.onFragLoaded(I.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(l){var w=this.media;if(w)for(var p=0;p<w.textTracks.length;p++){var f=w.textTracks[p];if(f[l])return f}return null},o.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},o.createNativeTrack=function(l){if(this.captionsTracks[l])return;var w=this.captionsProperties,p=this.captionsTracks,f=this.media,C=w[l],b=C.label,h=C.languageCode,c=this.getExistingTrack(l);if(c)p[l]=c,Object(k.clearCurrentCues)(p[l]),Object(k.sendAddTrackEvent)(p[l],f);else{var s=this.createTextTrack("captions",b,h);s&&(s[l]=!0,p[l]=s)}},o.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var w=this.captionsProperties[l];if(!w)return;var p=w.label,f={_id:l,label:p,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[l]=f,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},o.createTextTrack=function(l,w,p){var f=this.media;return f?f.addTextTrack(l,w,p):void 0},o.onMediaAttaching=function(l,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(w){Object(k.clearCurrentCues)(l[w]),delete l[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var l=this.media;if(!l)return;var w=l.textTracks;if(w)for(var p=0;p<w.length;p++)Object(k.clearCurrentCues)(w[p])},o.onSubtitleTracksUpdated=function(l,w){var p=this;this.textTracks=[];var f=w.subtitleTracks||[],C=f.some(function(s){return s.textCodec===A.IMSC1_CODEC});if(this.config.enableWebVTT||C&&this.config.enableIMSC1){var b=this.tracks&&f&&this.tracks.length===f.length;if(this.tracks=f||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var g;if(a<h.length){for(var m=null,E=0;E<h.length;E++)if(_(h[E],s)){m=h[E];break}m&&(g=m)}g?Object(k.clearCurrentCues)(g):(g=p.createTextTrack("subtitles",s.name,s.lang),g&&(g.mode="disabled")),g&&(g.groupId=s.groupId,p.textTracks.push(g))})}else if(!b&&this.tracks&&this.tracks.length){var c=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:c})}}},o.onManifestLoaded=function(l,w){var p=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(f){var C=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!C)return;var b="textTrack"+C[1],h=p.captionsProperties[b];if(!h)return;h.label=f.name,f.lang&&(h.languageCode=f.lang),h.media=f})},o.onFragLoading=function(l,w){var p=this.cea608Parser1,f=this.cea608Parser2,C=this.lastSn,b=this.lastPartIndex;if(!this.enabled||!(p&&f))return;if(w.frag.type===y.PlaylistLevelType.MAIN){var h,c,s=w.frag.sn,a=(h=w==null||((c=w.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;s===C+1||s===C&&a===b+1||(p.reset(),f.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(l,w){var p=w.frag,f=w.payload,C=this.initPTS,b=this.unparsedVttFrags;if(p.type===y.PlaylistLevelType.SUBTITLE)if(f.byteLength){if(!Object(z.isFiniteNumber)(C[p.cc])){b.push(w),C.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Missing initial subtitle PTS")});return}var h=p.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=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),c&&c.textCodec===A.IMSC1_CODEC?this._parseIMSC1(p,f):this._parseVTTs(p,f,s)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(l,w){var p=this,f=this.hls;Object(A.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(C){p._appendCues(C,l.level),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(C){S.logger.log("Failed to parse IMSC1: "+C),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:C})})},o._parseVTTs=function(l,w,p){var f=this,C=this.hls;Object(U.parseWebVTT)(w,this.initPTS[l.cc],this.timescale[l.cc],p,l.cc,l.start,function(b){f._appendCues(b,l.level),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(b){f._fallbackToIMSC1(l,w),S.logger.log("Failed to parse VTT cue: "+b),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:b})})},o._fallbackToIMSC1=function(l,w){var p=this,f=this.tracks[l.level];f.textCodec||Object(A.parseIMSC1)(w,this.initPTS[l.cc],this.timescale[l.cc],function(){f.textCodec=A.IMSC1_CODEC,p._parseIMSC1(l,w)},function(){f.textCodec="wvtt"})},o._appendCues=function(l,w){var p=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[w];if(f.mode==="disabled")return;l.forEach(function(h){return Object(k.addCueToTrack)(f,h)})}else{var C=this.tracks[w],b=C.default?"default":"subtitles"+w;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:l,track:b})}},o.onFragDecrypted=function(l,w){var p=w.frag;if(p.type===y.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(I.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(l,w){var p=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(p&&f))return;for(var C=0;C<w.samples.length;C++){var b=w.samples[C].bytes;if(b){var h=this.extractCea608Data(b);p.addData(w.samples[C].pts,h[0]),f.addData(w.samples[C].pts,h[1])}}},o.onBufferFlushing=function(l,w){var 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B.EventEmitter,v=function(o,u){_.postMessage({event:o,data:u})};x.on(I.Events.FRAG_DECRYPTED,v),x.on(I.Events.ERROR,v),_.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var u=JSON.parse(o.config);_.transmuxer=new z.default(x,o.typeSupported,u,o.vendor,o.id),Object(R.enableLogs)(u.debug),v("init",null);break}case"configure":{_.transmuxer.configure(o.config);break}case"demux":{var l=_.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(z.isPromise)(l)?l.then(function(f){A(_,f)}):A(_,l);break}case"flush":{var w=o.chunkMeta,p=_.transmuxer.flush(w);Object(z.isPromise)(p)?p.then(function(f){S(_,f,w)}):S(_,p,w);break}default:break}})}function A(_,x){if(O(x.remuxResult))return;var v=[],d=x.remuxResult,o=d.audio,u=d.video;o&&y(v,o),u&&y(v,u),_.postMessage({event:"transmuxComplete",data:x},v)}function y(_,x){x.data1&&_.push(x.data1.buffer),x.data2&&_.push(x.data2.buffer)}function S(_,x,v){x.forEach(function(d){A(_,d)}),_.postMessage({event:"flush",data:v})}function O(_){return!_.audio&&!_.video&&!_.text&&!_.id3&&!_.initSegment}},"./src/demux/transmuxer.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return u}),L.d(G,"isPromise",function(){return p}),L.d(G,"TransmuxConfig",function(){return f}),L.d(G,"TransmuxState",function(){return C});var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),U=L("./src/demux/mp4demuxer.ts"),k=L("./src/demux/tsdemuxer.ts"),A=L("./src/demux/mp3demuxer.ts"),y=L("./src/remux/mp4-remuxer.ts"),S=L("./src/remux/passthrough-remuxer.ts"),O=L("./src/demux/chunk-cache.ts"),_=L("./src/utils/mp4-tools.ts"),x=L("./src/utils/logger.ts"),v;try{v=self.performance.now.bind(self.performance)}catch(b){x.logger.debug("Unable to use Performance API on this environment"),v=self.Date.now}var d=[{demux:k.default,remux:y.default},{demux:U.default,remux:S.default},{demux:B.default,remux:y.default},{demux:A.default,remux:y.default}],o=1024;d.forEach(function(b){var h=b.demux;o=Math.max(o,h.minProbeByteLength)});var u=function(){function b(c,s,a,g,m){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new O.default,this.observer=c,this.typeSupported=s,this.config=a,this.vendor=g,this.id=m}var h=b.prototype;return h.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},h.push=function(s,a,g,m){var E=this,M=g.transmuxing;M.executeStart=v();var F=new Uint8Array(s),j=this.cache,W=this.config,D=this.currentTransmuxState,P=this.transmuxConfig;m&&(this.currentTransmuxState=m);var H=l(F,a);if(H&&H.method==="AES-128"){var Y=this.getDecrypter();if(W.enableSoftwareAES){var ee=Y.softwareDecrypt(F,H.key.buffer,H.iv.buffer);if(!ee)return M.executeEnd=v(),w(g);F=new Uint8Array(ee)}else return this.decryptionPromise=Y.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(ge){var Se=E.push(ge,null,g);return E.decryptionPromise=null,Se}),this.decryptionPromise}var oe=m||D,Te=oe.contiguous,ye=oe.discontinuity,he=oe.trackSwitch,le=oe.accurateTimeOffset,me=oe.timeOffset,ie=P.audioCodec,pe=P.videoCodec,J=P.defaultInitPts,ne=P.duration,q=P.initSegmentData;if((ye||he)&&this.resetInitSegment(q,ie,pe,ne),ye&&this.resetInitialTimestamp(J),Te||this.resetContiguity(),this.needsProbing(F,ye,he)){if(j.dataLength){var xe=j.flush();F=Object(_.appendUint8Array)(xe,F)}this.configureTransmuxer(F,P)}var Ce=this.transmux(F,H,me,le,g),be=this.currentTransmuxState;return be.contiguous=!0,be.discontinuity=!1,be.trackSwitch=!1,M.executeEnd=v(),Ce},h.flush=function(s){var a=this,g=s.transmuxing;g.executeStart=v();var m=this.decrypter,E=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(s)});var j=[],W=M.timeOffset;if(m){var D=m.flush();D&&j.push(this.push(D,null,s))}var P=E.dataLength;E.reset();var H=this.demuxer,Y=this.remuxer;if(!H||!Y)return P>=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"}),g.executeEnd=v(),[w(s)];var ee=H.flush(W);return p(ee)?ee.then(function(oe){return a.flushRemux(j,oe,s),j}):(this.flushRemux(j,ee,s),j)},h.flushRemux=function(s,a,g){var m=a.audioTrack,E=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,D=j.timeOffset;x.logger.log("[transmuxer.ts]: Flushed fragment "+g.sn+(g.part>-1?" p: "+g.part:"")+" of level "+g.level);var P=this.remuxer.remux(m,E,M,F,D,W,!0,this.id);s.push({remuxResult:P,chunkMeta:g}),g.transmuxing.executeEnd=v()},h.resetInitialTimestamp=function(s){var a=this.demuxer,g=this.remuxer;if(!a||!g)return;a.resetTimeStamp(s),g.resetTimeStamp(s)},h.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(s,a,g,m){var E=this.demuxer,M=this.remuxer;if(!E||!M)return;E.resetInitSegment(a,g,m),M.resetInitSegment(s,a,g)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(s,a,g,m,E){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(s,a,g,m,E):M=this.transmuxUnencrypted(s,g,m,E),M},h.transmuxUnencrypted=function(s,a,g,m){var E=this.demuxer.demux(s,a,!1,!this.config.progressive),M=E.audioTrack,F=E.avcTrack,j=E.id3Track,W=E.textTrack,D=this.remuxer.remux(M,F,j,W,a,g,!1,this.id);return{remuxResult:D,chunkMeta:m}},h.transmuxSampleAes=function(s,a,g,m,E){var M=this;return this.demuxer.demuxSampleAes(s,a,g).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,g,m,!1,M.id);return{remuxResult:j,chunkMeta:E}})},h.configureTransmuxer=function(s,a){for(var g=this.config,m=this.observer,E=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,D=a.initSegmentData,P=a.videoCodec,H,Y=0,ee=d.length;Y<ee;Y++)if(d[Y].demux.probe(s)){H=d[Y];break}H||(x.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:U.default,remux:S.default});var oe=this.demuxer,Te=this.remuxer,ye=H.remux,he=H.demux;(!Te||!(Te instanceof ye))&&(this.remuxer=new ye(m,g,E,M)),(!oe||!(oe instanceof he))&&(this.demuxer=new he(m,g,E),this.probe=he.probe),this.resetInitSegment(D,F,P,W),this.resetInitialTimestamp(j)},h.needsProbing=function(s,a,g){return!this.demuxer||!this.remuxer||a||g},h.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new R.default(this.observer,this.config)),s},b}();function l(b,h){var c=null;return b.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var w=function(h){return{remuxResult:{},chunkMeta:h}};function p(b){return"then"in b&&b.then instanceof Function}var f=function(h,c,s,a,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=c,this.initSegmentData=s,this.duration=a,this.defaultInitPts=g},C=function(h,c,s,a,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=s,this.trackSwitch=a,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"discardEPB",function(){return w});var z=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),R=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),U=L("./src/demux/sample-aes.ts"),k=L("./src/events.ts"),A=L("./src/utils/mp4-tools.ts"),y=L("./src/utils/logger.ts"),S=L("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},_=function(){function p(C,b,h){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=C,this.config=b,this.typeSupported=h}p.probe=function(b){var h=p.syncOffset(b);return h<0?!1:(h&&y.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},p.syncOffset=function(b){for(var h=Math.min(1e3,b.length-3*188),c=0;c<h;){if(b[c]===71&&b[c+188]===71&&b[c+2*188]===71)return c;c++}return-1},p.createTrack=function(b,h){return{container:b==="video"||b==="audio"?"video/mp2t":void 0,type:b,id:O[b],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:b==="audio"?h:void 0}};var f=p.prototype;return f.resetInitSegment=function(b,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",c),this._audioTrack=p.createTrack("audio",c),this._id3Track=p.createTrack("id3",c),this._txtTrack=p.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=b,this.videoCodec=h,this._duration=c},f.resetTimeStamp=function(){},f.resetContiguity=function(){var b=this._audioTrack,h=this._avcTrack,c=this._id3Track;b&&(b.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(b,h,c,s){c===void 0&&(c=!1),s===void 0&&(s=!1),c||(this.sampleAes=null);var a,g=this._avcTrack,m=this._audioTrack,E=this._id3Track,M=g.pid,F=g.pesData,j=m.pid,W=E.pid,D=m.pesData,P=E.pesData,H=!1,Y=this.pmtParsed,ee=this._pmtId,oe=b.length;if(this.remainderData&&(b=Object(A.appendUint8Array)(this.remainderData,b),oe=b.length,this.remainderData=null),oe<188&&!s)return this.remainderData=b,{audioTrack:m,avcTrack:g,id3Track:E,textTrack:this._txtTrack};var Te=Math.max(0,p.syncOffset(b));oe-=(oe+Te)%188,oe<b.byteLength&&!s&&(this.remainderData=new Uint8Array(b.buffer,oe,b.buffer.byteLength-oe));for(var ye=Te;ye<oe;ye+=188)if(b[ye]===71){var he=!!(b[ye+1]&64),le=((b[ye+1]&31)<<8)+b[ye+2],me=(b[ye+3]&48)>>4,ie=void 0;if(me>1){if(ie=ye+5+b[ye+4],ie===ye+188)continue}else ie=ye+4;switch(le){case M:he&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(b.subarray(ie,ye+188)),F.size+=ye+188-ie);break;case j:he&&(D&&(a=o(D))&&(m.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),D={data:[],size:0}),D&&(D.data.push(b.subarray(ie,ye+188)),D.size+=ye+188-ie);break;case W:he&&(P&&(a=o(P))&&this.parseID3PES(a),P={data:[],size:0}),P&&(P.data.push(b.subarray(ie,ye+188)),P.size+=ye+188-ie);break;case 0:he&&(ie+=b[ie]+1),ee=this._pmtId=v(b,ie);break;case ee:{he&&(ie+=b[ie]+1);var pe=d(b,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);M=pe.avc,M>0&&(g.pid=M),j=pe.audio,j>0&&(m.pid=j,m.isAAC=pe.isAAC),W=pe.id3,W>0&&(E.pid=W),H&&!Y&&(y.logger.log("reparse from beginning"),H=!1,ye=Te-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=F,m.pesData=D,E.pesData=P;var J={audioTrack:m,avcTrack:g,id3Track:E,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(J),J},f.flush=function(){var b=this.remainderData;this.remainderData=null;var h;return b?h=this.demux(b,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},f.extractRemainingSamples=function(b){var h=b.audioTrack,c=b.avcTrack,s=b.id3Track,a=c.pesData,g=h.pesData,m=s.pesData,E;a&&(E=o(a))?(this.parseAVCPES(E,!0),c.pesData=null):c.pesData=a,g&&(E=o(g))?(h.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),h.pesData=null):(g!=null&&g.size&&y.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=g),m&&(E=o(m))?(this.parseID3PES(E),s.pesData=null):s.pesData=m},f.demuxSampleAes=function(b,h,c){var s=this.demux(b,c,!0,!this.config.progressive),a=this.sampleAes=new U.default(this.observer,this.config,h);return this.decrypt(s,a)},f.decrypt=function(b,h){return new Promise(function(c){var s=b.audioTrack,a=b.avcTrack;s.samples&&s.isAAC?h.decryptAacSamples(s.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(b)}):c(b)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(b)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(b,h){var c=this,s=this._avcTrack,a=this.parseAVCNALu(b.data),g=!1,m=this.avcSample,E,M=!1;b.data=null,m&&a.length&&!s.audFound&&(u(m,s),m=this.avcSample=x(!1,b.pts,b.dts,"")),a.forEach(function(F){switch(F.type){case 1:{E=!0,m||(m=c.avcSample=x(!0,b.pts,b.dts,"")),g&&(m.debug+="NDR "),m.frame=!0;var j=F.data;if(M&&j.length>4){var W=new R.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(m.key=!0)}break}case 5:E=!0,m||(m=c.avcSample=x(!0,b.pts,b.dts,"")),g&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{E=!0,g&&m&&(m.debug+="SEI ");var D=new R.default(w(F.data));D.readUByte();for(var P=0,H=0,Y=!1,ee=0;!Y&&D.bytesAvailable>1;){P=0;do ee=D.readUByte(),P+=ee;while(ee===255);H=0;do ee=D.readUByte(),H+=ee;while(ee===255);if(P===4&&D.bytesAvailable!==0){Y=!0;var oe=D.readUByte();if(oe===181){var Te=D.readUShort();if(Te===49){var ye=D.readUInt();if(ye===1195456820){var he=D.readUByte();if(he===3){for(var le=D.readUByte(),me=D.readUByte(),ie=31&le,pe=[le,me],J=0;J<ie;J++)pe.push(D.readUByte()),pe.push(D.readUByte()),pe.push(D.readUByte());l(c._txtTrack.samples,{type:3,pts:b.pts,bytes:pe})}}}}}else if(P===5&&D.bytesAvailable!==0){if(Y=!0,H>16){for(var ne=[],q=0;q<16;q++)ne.push(D.readUByte().toString(16)),(q===3||q===5||q===7||q===9)&&ne.push("-");for(var xe=H-16,Ce=new Uint8Array(xe),be=0;be<xe;be++)Ce[be]=D.readUByte();l(c._txtTrack.samples,{pts:b.pts,payloadType:P,uuid:ne.join(""),userData:Object(B.utf8ArrayToStr)(Ce),userDataBytes:Ce})}}else if(H<D.bytesAvailable)for(var ge=0;ge<H;ge++)D.readUByte()}break}case 7:if(E=!0,M=!0,g&&m&&(m.debug+="SPS "),!s.sps){var Se=new R.default(F.data),Le=Se.readSPS();s.width=Le.width,s.height=Le.height,s.pixelRatio=Le.pixelRatio,s.sps=[F.data],s.duration=c._duration;for(var Me=F.data.subarray(1,4),_e="avc1.",Ae=0;Ae<3;Ae++){var je=Me[Ae].toString(16);je.length<2&&(je="0"+je),_e+=je}s.codec=_e}break;case 8:E=!0,g&&m&&(m.debug+="PPS 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Uint8Array(P.data.byteLength+M);H.set(P.data,0),H.set(b.subarray(0,M),P.data.byteLength),P.data=H,P.state=0}}m<h?(F=b[m]&31,j=m,W=F,s=0):s=-1}else s=0}if(j>=0&&s>=0){var Y={data:b.subarray(j,h),type:W,state:s};g.push(Y)}if(g.length===0){var ee=this.getLastNalUnit();if(ee){var oe=new Uint8Array(ee.data.byteLength+b.byteLength);oe.set(ee.data,0),oe.set(b,ee.data.byteLength),ee.data=oe}}return c.naluState=s,g},f.parseAACPES=function(b){var h=0,c=this._audioTrack,s=this.aacOverFlow,a=b.data;if(s){this.aacOverFlow=null;var g=s.sample.unit.byteLength,m=Math.min(s.missing,g),E=g-m;s.sample.unit.set(a.subarray(0,m),E),c.samples.push(s.sample),h=s.missing}var M,F;for(M=h,F=a.length;M<F-1&&!z.isHeader(a,M);M++);if(M!==h){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),y.logger.warn("parsing 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x(p,f,C,b){return{key:p,frame:!1,pts:f,dts:C,units:[],debug:b,length:0}}function v(p,f){return(p[f+10]&31)<<8|p[f+11]}function d(p,f,C,b){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(p[f+1]&15)<<8|p[f+2],s=f+3+c-4,a=(p[f+10]&15)<<8|p[f+11];for(f+=12+a;f<s;){var g=(p[f+1]&31)<<8|p[f+2];switch(p[f]){case 207:if(!b){y.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=g);break;case 21:h.id3===-1&&(h.id3=g);break;case 219:if(!b){y.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=g);break;case 3:case 4:C?h.audio===-1&&(h.audio=g,h.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}f+=((p[f+3]&15)<<8|p[f+4])+5}return h}function o(p){var f=0,C,b,h,c,s,a=p.data;if(!p||p.size===0)return null;for(;a[0].length<19&&a.length>1;){var g=new 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h=C[b-1];p.pts=h.pts,p.dts=h.dts}else{f.dropped++;return}}f.samples.push(p)}p.debug.length&&y.logger.log(p.pts+"/"+p.dts+":"+p.debug)}function l(p,f){var C=p.length;if(C>0){if(f.pts>=p[C-1].pts)p.push(f);else for(var b=C-1;b>=0;b--)if(f.pts<p[b].pts){p.splice(b,0,f);break}}else p.push(f)}function w(p){for(var f=p.byteLength,C=[],b=1;b<f-2;)p[b]===0&&p[b+1]===0&&p[b+2]===3?(C.push(b+2),b+=2):b++;if(C.length===0)return p;var h=f-C.length,c=new Uint8Array(h),s=0;for(b=0;b<h;s++,b++)s===C[0]&&(s++,C.shift()),c[b]=p[s];return c}G.default=_},"./src/errors.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"ErrorTypes",function(){return z}),L.d(G,"ErrorDetails",function(){return I});var z;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(z||(z={}));var I;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"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(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return p});var z=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(z),R=L("./src/loader/playlist-loader.ts"),B=L("./src/loader/key-loader.ts"),U=L("./src/controller/id3-track-controller.ts"),k=L("./src/controller/latency-controller.ts"),A=L("./src/controller/level-controller.ts"),y=L("./src/controller/fragment-tracker.ts"),S=L("./src/controller/stream-controller.ts"),O=L("./src/is-supported.ts"),_=L("./src/utils/logger.ts"),x=L("./src/config.ts"),v=L("./node_modules/eventemitter3/index.js"),d=L.n(v),o=L("./src/events.ts"),u=L("./src/errors.ts");function l(f,C){for(var b=0;b<C.length;b++){var h=C[b];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function w(f,C,b){return C&&l(f.prototype,C),b&&l(f,b),f}var p=function(){f.isSupported=function(){return Object(O.isSupported)()};function f(b){b===void 0&&(b={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new v.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(x.mergeConfig)(f.DefaultConfig,b);this.userConfig=b,Object(_.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(x.enableStreamingMode)(h);var c=h.abrController,s=h.bufferController,a=h.capLevelController,g=h.fpsController,m=this.abrController=new c(this),E=this.bufferController=new s(this),M=this.capLevelController=new a(this),F=new g(this),j=new R.default(this),W=new B.default(this),D=new U.default(this),P=this.levelController=new A.default(this),H=new y.FragmentTracker(this),Y=this.streamController=new S.default(this,H);M.setStreamController(Y),F.setStreamController(Y);var ee=[P,Y];this.networkControllers=ee;var oe=[j,W,m,E,M,F,D,H];this.audioTrackController=this.createController(h.audioTrackController,null,ee),this.createController(h.audioStreamController,H,ee),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,ee),this.createController(h.subtitleStreamController,H,ee),this.createController(h.timelineController,null,oe),this.emeController=this.createController(h.emeController,null,oe),this.cmcdController=this.createController(h.cmcdController,null,oe),this.latencyController=this.createController(k.default,null,oe),this.coreComponents=oe}var C=f.prototype;return C.createController=function(h,c,s){if(h){var a=c?new h(this,c):new h(this);return s&&s.push(a),a}return null},C.on=function(h,c,s){s===void 0&&(s=this),this._emitter.on(h,c,s)},C.once=function(h,c,s){s===void 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c=this.media,s=this.url,a=this.url=z.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});_.logger.log("loadSource:"+a),c&&s&&s!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},C.startLoad=function(h){h===void 0&&(h=-1),_.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},C.stopLoad=function(){_.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},C.swapAudioCodec=function(){_.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},C.recoverMediaError=function(){_.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},C.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},w(f,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){_.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){_.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){_.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){_.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){_.logger.log("set 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*(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(C){var b,h;return d.test((b=(h=I.parseURL(C))===null||h===void 0?void 0:h.path)!=null?b:"")}var u=function(){function C(){}return C.findGroup=function(h,c){for(var s=0;s<h.length;s++){var a=h[s];if(a.id===c)return a}},C.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var s=c.shift()+".";return s+=parseInt(c.shift()).toString(16),s+=("000"+parseInt(c.shift()).toString(16)).substr(-4),s}return h},C.resolve=function(h,c){return I.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},C.parseMasterPlaylist=function(h,c){var s=[],a={},g=!1;O.lastIndex=0;for(var m;(m=O.exec(h))!=null;)if(m[1]){var E=new A.AttrList(m[1]),M={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:C.resolve(m[2],c)},F=E.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),l((E.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=C.convertAVC1ToAVCOTI(M.videoCodec)),s.push(M)}else if(m[3]){var j=new A.AttrList(m[3]);j["DATA-ID"]&&(g=!0,a[j["DATA-ID"]]=j)}return{levels:s,sessionData:g?a:null}},C.parseMasterPlaylistMedia=function(h,c,s,a){a===void 0&&(a=[]);var g,m=[],E=0;for(_.lastIndex=0;(g=_.exec(h))!==null;){var M=new A.AttrList(g[1]);if(M.TYPE===s){var F={attrs:M,bitrate:0,id:E++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:s,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?C.resolve(M.URI,c):""};if(a.length){var j=C.findGroup(a,F.groupId)||a[0];w(F,j,"audioCodec"),w(F,j,"textCodec")}m.push(F)}}return m},C.parseLevelPlaylist=function(h,c,s,a,g){var m=new U.LevelDetails(c),E=m.fragments,M=null,F=0,j=0,W=0,D=0,P=null,H=new B.Fragment(a,c),Y,ee,oe,Te=-1,ye=!1;for(x.lastIndex=0,m.m3u8=h;(Y=x.exec(h))!==null;){ye&&(ye=!1,H=new B.Fragment(a,c),H.start=W,H.sn=F,H.cc=D,H.level=s,M&&(H.initSegment=M,H.rawProgramDateTime=M.rawProgramDateTime));var he=Y[1];if(he){H.duration=parseFloat(he);var le=(" "+Y[2]).slice(1);H.title=le||null,H.tagList.push(le?["INF",he,le]:["INF",he])}else if(Y[3])Object(z.isFiniteNumber)(H.duration)&&(H.start=W,oe&&(H.levelkey=oe),H.sn=F,H.level=s,H.cc=D,H.urlId=g,E.push(H),H.relurl=(" "+Y[3]).slice(1),f(H,P),P=H,W+=H.duration,F++,j=0,ye=!0);else if(Y[4]){var me=(" "+Y[4]).slice(1);P?H.setByteRange(me,P):H.setByteRange(me)}else if(Y[5])H.rawProgramDateTime=(" "+Y[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),Te===-1&&(Te=E.length);else{if(Y=Y[0].match(v),!Y){y.logger.warn("No matches on slow regex match for level playlist!");continue}for(ee=1;ee<Y.length&&!(typeof Y[ee]!="undefined");ee++);var ie=(" "+Y[ee]).slice(1),pe=(" "+Y[ee+1]).slice(1),J=Y[ee+2]?(" "+Y[ee+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":m.type=pe.toUpperCase();break;case"MEDIA-SEQUENCE":F=m.startSN=parseInt(pe);break;case"SKIP":{var ne=new A.AttrList(pe),q=ne.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(q)){m.skippedSegments=q;for(var xe=q;xe--;)E.unshift(null);F+=q}var Ce=ne.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ce&&(m.recentlyRemovedDateranges=Ce.split("	"));break}case"TARGETDURATION":m.targetduration=parseFloat(pe);break;case"VERSION":m.version=parseInt(pe);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(pe||J)&&H.tagList.push(J?[pe,J]:[pe]);break;case"DIS":D++;case"GAP":H.tagList.push([ie]);break;case"BITRATE":H.tagList.push([ie,pe]);break;case"DISCONTINUITY-SEQ":D=parseInt(pe);break;case"KEY":{var be,ge=new A.AttrList(pe),Se=ge.enumeratedString("METHOD"),Le=ge.URI,Me=ge.hexadecimalInteger("IV"),_e=ge.enumeratedString("KEYFORMATVERSIONS"),Ae=ge.enumeratedString("KEYID"),je=(be=ge.enumeratedString("KEYFORMAT"))!=null?be:"identity",ze=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(ze.indexOf(je)>-1){y.logger.warn("Keyformat "+je+" is not supported from the manifest");continue}else if(je!=="identity")continue;Se&&(oe=k.LevelKey.fromURL(c,Le),Le&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Se)>=0&&(oe.method=Se,oe.keyFormat=je,Ae&&(oe.keyID=Ae),_e&&(oe.keyFormatVersions=_e),oe.iv=Me));break}case"START":{var Ne=new A.AttrList(pe),We=Ne.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(We)&&(m.startTimeOffset=We);break}case"MAP":{var et=new A.AttrList(pe);H.relurl=et.URI,et.BYTERANGE&&H.setByteRange(et.BYTERANGE),H.level=s,H.sn="initSegment",oe&&(H.levelkey=oe),H.initSegment=null,M=H,ye=!0;break}case"SERVER-CONTROL":{var Xe=new A.AttrList(pe);m.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),m.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ye=new A.AttrList(pe);m.partTarget=Ye.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Oe=m.partList;Oe||(Oe=m.partList=[]);var tt=j>0?Oe[Oe.length-1]:void 0,$e=j++,Pe=new B.Part(new A.AttrList(pe),H,c,$e,tt);Oe.push(Pe),H.duration+=Pe.duration;break}case"PRELOAD-HINT":{var Fe=new A.AttrList(pe);m.preloadHint=Fe;break}case"RENDITION-REPORT":{var ve=new A.AttrList(pe);m.renditionReports=m.renditionReports||[],m.renditionReports.push(ve);break}default:y.logger.warn("line parsed but not handled: "+Y);break}}}P&&!P.relurl?(E.pop(),W-=P.duration,m.partList&&(m.fragmentHint=P)):m.partList&&(f(H,P),H.cc=D,m.fragmentHint=H);var de=E.length,ce=E[0],X=E[de-1];if(W+=m.skippedSegments*m.targetduration,W>0&&de&&X){m.averagetargetduration=W/de;var Q=X.sn;m.endSN=Q!=="initSegment"?Q:0,ce&&(m.startCC=ce.cc,ce.initSegment||m.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(y.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=X.relurl,H.level=s,H.sn="initSegment",ce.initSegment=H,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(W+=m.fragmentHint.duration),m.totalduration=W,m.endCC=D,Te>0&&p(E,Te),m},C}();function l(C,b){["video","audio","text"].forEach(function(h){var c=C.filter(function(a){return Object(S.isCodecType)(a,h)});if(c.length){var s=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});b[h+"Codec"]=s.length>0?s[0]:c[0],C=C.filter(function(a){return c.indexOf(a)===-1})}}),b.unknownCodecs=C}function w(C,b,h){var c=b[h];c&&(C[h]=c)}function p(C,b){for(var h=C[b],c=b;c--;){var s=C[c];if(!s)return;s.programDateTime=h.programDateTime-s.duration*1e3,h=s}}function f(C,b){C.rawProgramDateTime?C.programDateTime=Date.parse(C.rawProgramDateTime):b!=null&&b.programDateTime&&(C.programDateTime=b.endProgramDateTime),Object(z.isFiniteNumber)(C.programDateTime)||(C.programDateTime=null,C.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,G,L){"use strict";L.r(G);var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),U=L("./src/utils/mp4-tools.ts"),k=L("./src/loader/m3u8-parser.ts"),A=L("./src/types/loader.ts"),y=L("./src/utils/attr-list.ts");function S(x){var v=x.type;switch(v){case A.PlaylistContextType.AUDIO_TRACK:return A.PlaylistLevelType.AUDIO;case A.PlaylistContextType.SUBTITLE_TRACK:return A.PlaylistLevelType.SUBTITLE;default:return A.PlaylistLevelType.MAIN}}function O(x,v){var d=x.url;return(d===void 0||d.indexOf("data:")===0)&&(d=v.url),d}var _=function(){function x(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var v=x.prototype;return v.registerListeners=function(){var o=this.hls;o.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.createInternalLoader=function(o){var u=this.hls.config,l=u.pLoader,w=u.loader,p=l||w,f=new p(u);return o.loader=f,this.loaders[o.type]=f,f},v.getInternalLoader=function(o){return this.loaders[o.type]},v.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},v.destroyInternalLoaders=function(){for(var o in this.loaders){var u=this.loaders[o];u&&u.destroy(),this.resetInternalLoader(o)}},v.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},v.onManifestLoading=function(o,u){var l=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:A.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},v.onLevelLoading=function(o,u){var l=u.id,w=u.level,p=u.url,f=u.deliveryDirectives;this.load({id:l,groupId:null,level:w,responseType:"text",type:A.PlaylistContextType.LEVEL,url:p,deliveryDirectives:f})},v.onAudioTrackLoading=function(o,u){var l=u.id,w=u.groupId,p=u.url,f=u.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:A.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:f})},v.onSubtitleTrackLoading=function(o,u){var l=u.id,w=u.groupId,p=u.url,f=u.deliveryDirectives;this.load({id:l,groupId:w,level:null,responseType:"text",type:A.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:f})},v.load=function(o){var u,l=this.hls.config,w=this.getInternalLoader(o);if(w){var p=w.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),w.abort()}var f,C,b,h;switch(o.type){case A.PlaylistContextType.MANIFEST:f=l.manifestLoadingMaxRetry,C=l.manifestLoadingTimeOut,b=l.manifestLoadingRetryDelay,h=l.manifestLoadingMaxRetryTimeout;break;case A.PlaylistContextType.LEVEL:case A.PlaylistContextType.AUDIO_TRACK:case A.PlaylistContextType.SUBTITLE_TRACK:f=0,C=l.levelLoadingTimeOut;break;default:f=l.levelLoadingMaxRetry,C=l.levelLoadingTimeOut,b=l.levelLoadingRetryDelay,h=l.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(u=o.deliveryDirectives)!==null&&u!==void 0&&u.part){var c;if(o.type===A.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===A.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===A.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var s=c.partTarget,a=c.targetduration;s&&a&&(C=Math.min(Math.max(s*3,a*.8)*1e3,C))}}var g={timeout:C,maxRetry:f,retryDelay:b,maxRetryDelay:h,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,g,m)},v.loadsuccess=function(o,u,l,w){if(w===void 0&&(w=null),l.isSidxRequest){this.handleSidxRequest(o,l),this.handlePlaylistLoaded(o,u,l,w);return}this.resetInternalLoader(l.type);var p=o.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,l,"no EXTM3U delimiter",w);return}u.parsing.start=performance.now(),p.indexOf("#EXTINF:")>0||p.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,u,l,w):this.handleMasterPlaylist(o,u,l,w)},v.loaderror=function(o,u,l){l===void 0&&(l=null),this.handleNetworkError(u,l,!1,o)},v.loadtimeout=function(o,u,l){l===void 0&&(l=null),this.handleNetworkError(u,l,!0)},v.handleMasterPlaylist=function(o,u,l,w){var p=this.hls,f=o.data,C=O(o,l),b=k.default.parseMasterPlaylist(f,C),h=b.levels,c=b.sessionData;if(!h.length){this.handleManifestParsingError(o,l,"no level found in manifest",w);return}var s=h.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=h.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),g=k.default.parseMasterPlaylistMedia(f,C,"AUDIO",s),m=k.default.parseMasterPlaylistMedia(f,C,"SUBTITLES",a),E=k.default.parseMasterPlaylistMedia(f,C,"CLOSED-CAPTIONS");if(g.length){var M=g.some(function(F){return!F.url});!M&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new y.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:h,audioTracks:g,subtitles:m,captions:E,url:C,stats:u,networkDetails:w,sessionData:c})},v.handleTrackOrLevelPlaylist=function(o,u,l,w){var p=this.hls,f=l.id,C=l.level,b=l.type,h=O(o,l),c=Object(z.isFiniteNumber)(f)?f:0,s=Object(z.isFiniteNumber)(C)?C:c,a=S(l),g=k.default.parseLevelPlaylist(o.data,h,s,a,c);if(!g.fragments.length){p.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(b===A.PlaylistContextType.MANIFEST){var m={attrs:new y.AttrList({}),bitrate:0,details:g,name:"",url:h};p.trigger(I.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:u,networkDetails:w,sessionData:null})}if(u.parsing.end=performance.now(),g.needSidxRanges){var E,M=(E=g.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:M,isSidxRequest:!0,type:b,level:C,levelDetails:g,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=g,this.handlePlaylistLoaded(o,u,l,w)},v.handleSidxRequest=function(o,u){var l=Object(U.parseSegmentIndex)(new Uint8Array(o.data));if(!l)return;var w=l.references,p=u.levelDetails;w.forEach(function(f,C){var b=f.info,h=p.fragments[C];h.byteRange.length===0&&h.setByteRange(String(1+b.end-b.start)+"@"+String(b.start)),h.initSegment&&h.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},v.handleManifestParsingError=function(o,u,l,w){this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:u.type===A.PlaylistContextType.MANIFEST,url:o.url,reason:l,response:o,context:u,networkDetails:w})},v.handleNetworkError=function(o,u,l,w){l===void 0&&(l=!1),B.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var p=R.ErrorDetails.UNKNOWN,f=!1,C=this.getInternalLoader(o);switch(o.type){case A.PlaylistContextType.MANIFEST:p=l?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,f=!0;break;case A.PlaylistContextType.LEVEL:p=l?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,f=!1;break;case A.PlaylistContextType.AUDIO_TRACK:p=l?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,f=!1;break;case A.PlaylistContextType.SUBTITLE_TRACK:p=l?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,f=!1;break}C&&this.resetInternalLoader(o.type);var b={type:R.ErrorTypes.NETWORK_ERROR,details:p,fatal:f,url:o.url,loader:C,context:o,networkDetails:u};w&&(b.response=w),this.hls.trigger(I.Events.ERROR,b)},v.handlePlaylistLoaded=function(o,u,l,w){var p=l.type,f=l.level,C=l.id,b=l.groupId,h=l.loader,c=l.levelDetails,s=l.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,l,"invalid target duration",w);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(p){case A.PlaylistContextType.MANIFEST:case A.PlaylistContextType.LEVEL:this.hls.trigger(I.Events.LEVEL_LOADED,{details:c,level:f||0,id:C||0,stats:u,networkDetails:w,deliveryDirectives:s});break;case A.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(I.Events.AUDIO_TRACK_LOADED,{details:c,id:C||0,groupId:b||"",stats:u,networkDetails:w,deliveryDirectives:s});break;case A.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADED,{details:c,id:C||0,groupId:b||"",stats:u,networkDetails:w,deliveryDirectives:s});break}},x}();G.default=_},"./src/polyfills/number.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"isFiniteNumber",function(){return z}),L.d(G,"MAX_SAFE_INTEGER",function(){return I});var z=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},I=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(re,G,L){"use strict";L.r(G);var z=function(){function I(){}return I.getSilentFrame=function(B,U){switch(B){case"mp4a.40.2":if(U===1)return new 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R.box(R.types.hdlr,R.HDLR_TYPES[U])},R.mdat=function(U){return R.box(R.types.mdat,U)},R.mdhd=function(U,k){k*=U;var A=Math.floor(k/(z+1)),y=Math.floor(k%(z+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,U>>24&255,U>>16&255,U>>8&255,U&255,A>>24,A>>16&255,A>>8&255,A&255,y>>24,y>>16&255,y>>8&255,y&255,85,196,0,0]))},R.mdia=function(U){return R.box(R.types.mdia,R.mdhd(U.timescale,U.duration),R.hdlr(U.type),R.minf(U))},R.mfhd=function(U){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,U>>24,U>>16&255,U>>8&255,U&255]))},R.minf=function(U){return U.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(U)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(U))},R.moof=function(U,k,A){return R.box(R.types.moof,R.mfhd(U),R.traf(A,k))},R.moov=function(U){for(var k=U.length,A=[];k--;)A[k]=R.trak(U[k]);return R.box.apply(null,[R.types.moov,R.mvhd(U[0].timescale,U[0].duration)].concat(A).concat(R.mvex(U)))},R.mvex=function(U){for(var k=U.length,A=[];k--;)A[k]=R.trex(U[k]);return R.box.apply(null,[R.types.mvex].concat(A))},R.mvhd=function(U,k){k*=U;var A=Math.floor(k/(z+1)),y=Math.floor(k%(z+1)),S=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,U>>24&255,U>>16&255,U>>8&255,U&255,A>>24,A>>16&255,A>>8&255,A&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 R.box(R.types.mvhd,S)},R.sdtp=function(U){var k=U.samples||[],A=new Uint8Array(4+k.length),y,S;for(y=0;y<k.length;y++)S=k[y].flags,A[y+4]=S.dependsOn<<4|S.isDependedOn<<2|S.hasRedundancy;return R.box(R.types.sdtp,A)},R.stbl=function(U){return R.box(R.types.stbl,R.stsd(U),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(U){var k=[],A=[],y,S,O;for(y=0;y<U.sps.length;y++)S=U.sps[y],O=S.byteLength,k.push(O>>>8&255),k.push(O&255),k=k.concat(Array.prototype.slice.call(S));for(y=0;y<U.pps.length;y++)S=U.pps[y],O=S.byteLength,A.push(O>>>8&255),A.push(O&255),A=A.concat(Array.prototype.slice.call(S));var _=R.box(R.types.avcC,new Uint8Array([1,k[3],k[4],k[5],252|3,224|U.sps.length].concat(k).concat([U.pps.length]).concat(A))),x=U.width,v=U.height,d=U.pixelRatio[0],o=U.pixelRatio[1];return R.box(R.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,x>>8&255,x&255,v>>8&255,v&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]),_,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(U){var k=U.config.length;return new Uint8Array([0,0,0,0,3,23+k,0,1,0,4,15+k,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([k]).concat(U.config).concat([6,1,2]))},R.mp4a=function(U){var k=U.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]),R.box(R.types.esds,R.esds(U)))},R.mp3=function(U){var k=U.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]))},R.stsd=function(U){return U.type==="audio"?!U.isAAC&&U.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(U)):R.box(R.types.stsd,R.STSD,R.mp4a(U)):R.box(R.types.stsd,R.STSD,R.avc1(U))},R.tkhd=function(U){var k=U.id,A=U.duration*U.timescale,y=U.width,S=U.height,O=Math.floor(A/(z+1)),_=Math.floor(A%(z+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,_>>24,_>>16&255,_>>8&255,_&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,S>>8&255,S&255,0,0]))},R.traf=function(U,k){var A=R.sdtp(U),y=U.id,S=Math.floor(k/(z+1)),O=Math.floor(k%(z+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,y>>24,y>>16&255,y>>8&255,y&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,S>>24,S>>16&255,S>>8&255,S&255,O>>24,O>>16&255,O>>8&255,O&255])),R.trun(U,A.length+16+20+8+16+8+8),A)},R.trak=function(U){return U.duration=U.duration||4294967295,R.box(R.types.trak,R.tkhd(U),R.mdia(U))},R.trex=function(U){var k=U.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(U,k){var A=U.samples||[],y=A.length,S=12+16*y,O=new Uint8Array(S),_,x,v,d,o,u;for(k+=8+S,O.set([0,0,15,1,y>>>24&255,y>>>16&255,y>>>8&255,y&255,k>>>24&255,k>>>16&255,k>>>8&255,k&255],0),_=0;_<y;_++)x=A[_],v=x.duration,d=x.size,o=x.flags,u=x.cts,O.set([v>>>24&255,v>>>16&255,v>>>8&255,v&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,u>>>24&255,u>>>16&255,u>>>8&255,u&255],12+16*_);return R.box(R.types.trun,O)},R.initSegment=function(U){R.types||R.init();var k=R.moov(U),A=new Uint8Array(R.FTYP.byteLength+k.byteLength);return A.set(R.FTYP),A.set(k,R.FTYP.byteLength),A},R}();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,G.default=I},"./src/remux/mp4-remuxer.ts":function(re,G,L){"use strict";L.r(G),L.d(G,"default",function(){return u}),L.d(G,"normalizePts",function(){return l});var z=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),R=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),U=L("./src/errors.ts"),k=L("./src/utils/logger.ts"),A=L("./src/types/loader.ts"),y=L("./src/utils/timescale-conversion.ts");function S(){return S=Object.assign||function(C){for(var b=1;b<arguments.length;b++){var h=arguments[b];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(C[c]=h[c])}return C},S.apply(this,arguments)}var O=10*1e3,_=1024,x=1152,v=null,d=null,o=!1,u=function(){function C(h,c,s,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=s,this.ISGenerated=!1,v===null){var g=navigator.userAgent||"",m=g.match(/Chrome\/(\d+)/i);v=m?parseInt(m[1]):0}if(d===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);d=E?parseInt(E[1]):0}o=!!v&&v<75||!!d&&d<600}var b=C.prototype;return b.destroy=function(){},b.resetTimeStamp=function(c){k.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},b.resetNextTimestamp=function(){k.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},b.resetInitSegment=function(){k.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},b.getVideoStartPts=function(c){var s=!1,a=c.reduce(function(g,m){var E=m.pts-g;return E<-4294967296?(s=!0,l(g,m.pts)):E>0?g:m.pts},c[0].pts);return s&&k.logger.debug("PTS rollover detected"),a},b.remux=function(c,s,a,g,m,E,M,F){var j,W,D,P,H,Y,ee=m,oe=m,Te=c.pid>-1,ye=s.pid>-1,he=s.samples.length,le=c.samples.length>0,me=he>1,ie=(!Te||le)&&(!ye||me)||this.ISGenerated||M;if(ie){this.ISGenerated||(D=this.generateIS(c,s,m));var pe=this.isVideoContiguous,J=-1;if(me&&(J=w(s.samples),!pe&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,J>0){k.logger.warn("[mp4-remuxer]: Dropped "+J+" out of "+he+" video samples due to a missing keyframe");var ne=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(J),s.dropped+=J,oe+=(s.samples[0].pts-ne)/(s.timescale||9e4)}else J===-1&&(k.logger.warn("[mp4-remuxer]: No keyframe found out of "+he+" video samples"),Y=!1);if(this.ISGenerated){if(le&&me){var q=this.getVideoStartPts(s.samples),xe=l(c.samples[0].pts,q)-q,Ce=xe/s.inputTimeScale;ee+=Math.max(0,Ce),oe+=Math.max(0,-Ce)}if(le){if(c.samplerate||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),D=this.generateIS(c,s,m)),W=this.remuxAudio(c,ee,this.isAudioContiguous,E,ye||me||F===A.PlaylistLevelType.AUDIO?oe:void 0),me){var be=W?W.endPTS-W.startPTS:0;s.inputTimeScale||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),D=this.generateIS(c,s,m)),j=this.remuxVideo(s,oe,pe,be)}}else me&&(j=this.remuxVideo(s,oe,pe,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,m)),g.samples.length&&(P=this.remuxText(g,m))),{audio:W,video:j,initSegment:D,independent:Y,text:P,id3:H}},b.generateIS=function(c,s,a){var g=c.samples,m=s.samples,E=this.typeSupported,M={},F=!Object(z.isFiniteNumber)(this._initPTS),j="audio/mp4",W,D,P;if(F&&(W=D=Infinity),c.config&&g.length&&(c.timescale=c.samplerate,c.isAAC||(E.mpeg?(j="audio/mpeg",c.codec=""):E.mp3&&(c.codec="mp3")),M.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&E.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(P=c.inputTimeScale,W=D=g[0].pts-Math.round(P*a))),s.sps&&s.pps&&m.length&&(s.timescale=s.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:R.default.initSegment([s]),metadata:{width:s.width,height:s.height}},F)){P=s.inputTimeScale;var H=this.getVideoStartPts(m),Y=Math.round(P*a);D=Math.min(D,l(m[0].dts,H)-Y),W=Math.min(W,H-Y)}if(Object.keys(M).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=D),{tracks:M,initPTS:W,timescale:P}},b.remuxVideo=function(c,s,a,g){var m=c.inputTimeScale,E=c.samples,M=[],F=E.length,j=this._initPTS,W=this.nextAvcDts,D=8,P,H,Y,ee=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,Te=0,ye=!1;if(!a||W===null){var he=s*m,le=E[0].pts-l(E[0].dts,E[0].pts);W=he-le}for(var me=0;me<F;me++){var ie=E[me];if(ie.pts=l(ie.pts-j,W),ie.dts=l(ie.dts-j,W),ie.dts>ie.pts){var pe=9e4*.2;Te=Math.max(Math.min(Te,ie.pts-ie.dts),-1*pe)}ie.dts<E[me>0?me-1:me].dts&&(ye=!0)}ye&&E.sort(function(mt,dt){var st=mt.dts-dt.dts,_t=mt.pts-dt.pts;return st||_t}),H=E[0].dts,Y=E[E.length-1].dts;var J=Math.round((Y-H)/(F-1));if(Te<0){if(Te<J*-2){k.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(y.toMsFromMpegTsClock)(-J,!0)+" ms");for(var ne=Te,q=0;q<F;q++)E[q].dts=ne=Math.max(ne,E[q].pts-J),E[q].pts=Math.max(ne,E[q].pts)}else{k.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(y.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var xe=0;xe<F;xe++)E[xe].dts=E[xe].dts+Te}H=E[0].dts}if(a){var Ce=H-W,be=Ce>J,ge=Ce<-1;if(be||ge){be?k.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(Ce,!0)+" ms ("+Ce+"dts) hole between fragments detected, filling it"):k.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(-Ce,!0)+" ms ("+Ce+"dts) overlapping between fragments detected"),H=W;var 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c.samples=[],c.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),Ve},b.remuxAudio=function(c,s,a,g,m){var E=c.inputTimeScale,M=c.samplerate?c.samplerate:E,F=E/M,j=c.isAAC?_:x,W=j*F,D=this._initPTS,P=!c.isAAC&&this.typeSupported.mpeg,H=[],Y=c.samples,ee=P?0:8,oe=this.nextAudioPts||-1,Te=s*E;if(this.isAudioContiguous=a=a||Y.length&&oe>0&&(g&&Math.abs(Te-oe)<9e3||Math.abs(l(Y[0].pts-D,Te)-oe)<20*W),Y.forEach(function(ce){ce.pts=l(ce.pts-D,Te)}),!a||oe<0){if(Y=Y.filter(function(ce){return ce.pts>=0}),!Y.length)return;m===0?oe=0:g?oe=Math.max(0,Te):oe=Y[0].pts}if(c.isAAC)for(var ye=m!==void 0,he=this.config.maxAudioFramesDrift,le=0,me=oe;le<Y.length;le++){var ie=Y[le],pe=ie.pts,J=pe-me,ne=Math.abs(1e3*J/E);if(J<=-he*W&&ye)le===0&&(k.logger.warn("Audio frame @ "+(pe/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/E)+" ms."),this.nextAudioPts=oe=me=pe);else if(J>=he*W&&ne<O&&ye){var q=Math.round(J/W);me=pe-q*W,me<0&&(q--,me+=W),le===0&&(this.nextAudioPts=oe=me),k.logger.warn("[mp4-remuxer]: Injecting "+q+" audio frame @ "+(me/E).toFixed(3)+"s due to "+Math.round(1e3*J/E)+" ms gap.");for(var xe=0;xe<q;xe++){var Ce=Math.max(me,0),be=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);be||(k.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),be=ie.unit.subarray()),Y.splice(le,0,{unit:be,pts:Ce}),me+=W,le++}}ie.pts=me,me+=W}for(var ge=null,Se=null,Le,Me=0,_e=Y.length;_e--;)Me+=Y[_e].unit.byteLength;for(var Ae=0,je=Y.length;Ae<je;Ae++){var ze=Y[Ae],Ne=ze.unit,We=ze.pts;if(Se!==null){var et=H[Ae-1];et.duration=Math.round((We-Se)/F)}else if(a&&c.isAAC&&(We=oe),ge=We,Me>0){Me+=ee;try{Le=new Uint8Array(Me)}catch(ce){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Me,reason:"fail allocating audio mdat 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c=h.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var g=["foreground","underline","italics","background","flash"],m=0;m<g.length;m++){var E=g[m];a.hasOwnProperty(E)&&(this[E]=a[E])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},h}(),o=function(){function h(s,a,g,m,E,M){this.uchar=void 0,this.penState=void 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a=!0,g=0;g<U;g++)if(!this.chars[g].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(_.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>U&&(this.logger.log(_.DEBUG,"Too large cursor position "+this.pos),this.pos=U)},c.moveCursor=function(a){var g=this.pos+a;if(a>1)for(var m=this.pos+1;m<g+1;m++)this.chars[m].setPenState(this.currPenState);this.setCursor(g)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var g=R(a);if(this.pos>=U){this.logger.log(_.ERROR,"Cannot insert "+a.toString(16)+" ("+g+") at position "+this.pos+". 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Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(_.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(_.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(_.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(_.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(_.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(_.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(_.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(_.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(_.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(_.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(_.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(_.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(_.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var g={flash:!1};if(g.underline=a%2===1,g.italics=a>=46,g.italics)g.foreground="white";else{var m=Math.floor(a/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=E[m]}this.logger.log(_.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var g=this.logger.time;if(g===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},h}(),p=function(){function h(s,a,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new x;this.channels=[null,new w(s,a,m),new w(s+1,g,m)],this.cmdHistory=b(),this.logger=m}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,g){this.channels[a].setHandler(g)},c.addData=function(a,g){var m,E,M,F=!1;this.logger.time=a;for(var j=0;j<g.length;j+=2){if(E=g[j]&127,M=g[j+1]&127,E===0&&M===0)continue;if(this.logger.log(_.DATA,"["+v([g[j],g[j+1]])+"] -> ("+v([E,M])+")"),m=this.parseCmd(E,M),m||(m=this.parseMidrow(E,M)),m||(m=this.parsePAC(E,M)),m||(m=this.parseBackgroundAttributes(E,M)),!m&&(F=this.parseChars(E,M),F)){var W=this.currentChannel;if(W&&W>0){var D=this.channels[W];D.insertChars(F)}else this.logger.log(_.WARNING,"No channel found yet. TEXT-MODE?")}!m&&!F&&this.logger.log(_.WARNING,"Couldn't parse cleaned data "+v([E,M])+" orig: "+v([g[j],g[j+1]]))}},c.parseCmd=function(a,g){var m=this.cmdHistory,E=(a===20||a===28||a===21||a===29)&&g>=32&&g<=47,M=(a===23||a===31)&&g>=33&&g<=35;if(!(E||M))return!1;if(C(a,g,m))return f(null,null,m),this.logger.log(_.DEBUG,"Repeated command ("+v([a,g])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,j=this.channels[F];return a===20||a===21||a===28||a===29?g===32?j.ccRCL():g===33?j.ccBS():g===34?j.ccAOF():g===35?j.ccAON():g===36?j.ccDER():g===37?j.ccRU(2):g===38?j.ccRU(3):g===39?j.ccRU(4):g===40?j.ccFON():g===41?j.ccRDC():g===42?j.ccTR():g===43?j.ccRTD():g===44?j.ccEDM():g===45?j.ccCR():g===46?j.ccENM():g===47&&j.ccEOC():j.ccTO(g-32),f(a,g,m),this.currentChannel=F,!0},c.parseMidrow=function(a,g){var m=0;if((a===17||a===25)&&g>=32&&g<=47){if(a===17?m=1:m=2,m!==this.currentChannel)return this.logger.log(_.ERROR,"Mismatch channel in midrow parsing"),!1;var E=this.channels[m];return 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