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n=0;t=ht(e.doc,t),e.options.lineWrapping||(n=An(e.display)*t.ch);var r=nt(e.doc,t.line),i=xr(r)+Ui(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var T=We(e,t,n);return T.xRel=i,r&&(T.outside=r),T}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=gr(r,n),T=r.first+r.size-1;if(i>T)return ga(r.first+r.size-1,nt(r,T).text.length,null,1,1);t<0&&(t=0);for(var N=nt(r,i);;){var K=Ks(e,N,i,t,n),V=Sn(N,K.ch+(K.xRel>0||K.outside>0?1:0));if(!V)return K;var $=V.find(1);if($.line==i)return $;N=nt(r,i=$.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,T=je(function(N){return Dr(e,n,N-1).bottom<=r},i,0);return i=je(function(N){return Dr(e,n,N).top>r},T,i),{begin:T,end:i}}function fo(e,t,n,r){n||(n=_n(e,t));var i=Fi(e,t,Dr(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Ks(e,t,n,r,i){i-=xr(t);var T=_n(e,t),N=ma(t),K=0,V=t.text.length,$=!0,ae=Xe(t,e.doc.direction);if(ae){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,T,ae,r,i);$=ue.level!=1,K=$?ue.from:ue.to-1,V=$?ue.to:ue.from-1}var Se=null,Ee=null,Me=je(function(ut){var at=Dr(e,T,ut);return at.top+=N,at.bottom+=N,ya(at,r,i,!1)?(at.top<=i&&at.left<=r&&(Se=ut,Ee=at),!0):!1},K,V),Fe,Ge,$e=!1;if(Ee){var tt=r-Ee.left<Ee.right-r,Je=tt==$;Me=Se+(Je?0:1),Ge=Je?"after":"before",Fe=tt?Ee.left:Ee.right}else{!$&&(Me==V||Me==K)&&Me++,Ge=Me==0?"after":Me==t.text.length?"before":Dr(e,T,Me-($?1:0)).bottom+N<=i==$?"after":"before";var rt=Tr(e,We(n,Me,Ge),"line",t,T);Fe=rt.left,$e=i<rt.top?-1:i>=rt.bottom?1:0}return Me=Re(t.text,Me,1),ga(n,Me,Ge,$e,r-Fe)}function Gs(e,t,n,r,i,T,N){var K=je(function(ue){var Se=i[ue],Ee=Se.level!=1;return ya(Tr(e,We(n,Ee?Se.to:Se.from,Ee?"before":"after"),"line",t,r),T,N,!0)},0,i.length-1),V=i[K];if(K>0){var $=V.level!=1,ae=Tr(e,We(n,$?V.from:V.to,$?"after":"before"),"line",t,r);ya(ae,T,N,!0)&&ae.top>N&&(V=i[K-1])}return V}function zs(e,t,n,r,i,T,N){var K=co(e,t,r,N),V=K.begin,$=K.end;/\s/.test(t.text.charAt($-1))&&$--;for(var ae=null,ue=null,Se=0;Se<i.length;Se++){var Ee=i[Se];if(Ee.from>=$||Ee.to<=V)continue;var Me=Ee.level!=1,Fe=Dr(e,r,Me?Math.min($,Ee.to)-1:Math.max(V,Ee.from)).right,Ge=Fe<T?T-Fe+1e9:Fe-T;(!ae||ue>Ge)&&(ae=Ee,ue=Ge)}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"))}l(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");l(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)-$.length;V=We(V.line,Math.max(0,Math.round((T-qa(e.display).left)/An(e.display))-ae))}return V}function sn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)$t&&Zn(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)$t&&Hr(e.doc,n+r)>i.viewFrom?Gr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Gr(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):Gr(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):Gr(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):Gr(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 Gr(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(Je,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: "+Je+`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?We(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?We(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,Se=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,Ee=nn(e)-n.gutters.offsetWidth,Me=t.right-t.left>Ee;return Me&&(t.right=t.left+Ee),t.left<10?N.scrollLeft=0:t.left<Se?N.scrollLeft=Math.max(0,t.left+ue-(Me?0:10)):t.right>Ee+Se-3&&(N.scrollLeft=t.right+(Me?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),Le(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Le(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),Le(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=zn(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),Se=0;!ue&&Se<N.length;++Se)ue=N[Se]!=T.styles[Se];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)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Ca(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Ao(e)&&(Gr(e),t.dims=ba(e));var i=r.first+r.size,T=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<T&&T-n.viewFrom<20&&(T=Math.max(r.first,n.viewFrom)),n.viewTo>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),$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(Me){var Fe=Me.nextSibling;return k&&u&&e.display.currentWheelTarget==Me?Me.style.display="none":Me.parentNode.removeChild(Me),Fe}for(var V=r.view,$=r.viewFrom,ae=0;ae<V.length;ae++){var ue=V[ae];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=T){var Se=Us(e,ue,$,n);T.insertBefore(Se,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=v("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=v("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var T=v("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 Gi=0,dr=null;B?dr=-.53:L?dr=15:b?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 Se=i*dr,Ee=e.doc.scrollTop,Me=Ee+T.wrapper.clientHeight;Se<0?Ee=Math.max(0,Ee+Se-50):Me=Math.min(e.doc.height,Me+Se+50),Aa(e,{top:Ee,bottom:Me})}Gi<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 Fe=N.scrollLeft-T.wheelStartX,Ge=N.scrollTop-T.wheelStartY,$e=Ge&&T.wheelDY&&Ge/T.wheelDY||Fe&&T.wheelDX&&Fe/T.wheelDX;if(T.wheelStartX=T.wheelStartY=null,!$e)return;dr=(dr*Gi+$e)/(Gi+1),++Gi},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(!Gn(n.anchor,r.anchor)||!Gn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var 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Se={from:T,to:N,text:t.text,removed:t.removed,origin:t.origin};ue&&Gt(e,"change",e,Se),ae&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Se)}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)$.from=We($.from.line+r,$.from.ch),$.to=We($.to.line+r,$.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),Gt(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function 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")}),Gt(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),Gt(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&&Gt(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&&Gt(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&&Go(e.doc)),e&&Gt(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=We(t?T:Tt(T),N.from),e==-1))return n;if(N.to!=null&&(r=We(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)}Gt(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&&R(r,T,!1),N>0||N==0&&T.clearWhenEmpty!==!1)return T;if(T.replacedWith&&(T.collapsed=!0,T.widgetNode=v("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&&($=!0),T.collapsed&&K!=t.line&&Zt(ue,0),sa(ue,new qr(T,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),T.collapsed&&e.iter(t.line,n.line+1,function(ue){Ar(e,ue)&&Zt(ue,0)}),T.clearOnEnter&&Le(T,"beforeCursorEnter",function(){return T.clear()}),T.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),T.collapsed&&(T.id=++ts,T.atomic=!0),V){if($&&(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&&Go(V.doc),Gt(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();Gt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},ce(yi);function Tl(e,t,n,r,i){r=R(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(We(e.first,0),e.clipPos(We(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=We(n,0);this.sel=zr(T),this.history=new zi(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,zr(T),ye)};rr.prototype=_e(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=We(this.first,0),n=this.first+this.size-1;Mn(this,{from:t,to:We(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Xt(this,zr(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"?We(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,Ke(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ne(this.sel.ranges,e);jo(this,Ke(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 N=i.ranges[T];r[T]={from:N.from(),to:N.to(),text:this.splitLines(e[T]),origin:n}}for(var K=t&&t!="end"&&fl(this,r,t),V=r.length-1;V>=0;V--)Mn(this,r[V]);K?Ho(this,K):this.cm&&Dn(this.cm)}),undo:Wt(function(){Ji(this,"undo")}),redo:Wt(function(){Ji(this,"redo")}),undoSelection:Wt(function(){Ji(this,"undo",!0)}),redoSelection:Wt(function(){Ji(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),Xr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return 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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(Se){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(Ie(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;Le(t.scroller,"mousedown",jt(e,vs)),B&&U<11?Le(t.scroller,"dblclick",jt(e,function(V){if(Ie(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)})):Le(t.scroller,"dblclick",function(V){return Ie(e,V)||X(V)}),Le(t.scroller,"contextmenu",function(V){return Es(e,V)}),Le(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}Le(t.scroller,"touchstart",function(V){if(!Ie(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)}}),Le(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Le(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(We(ae.line,0),ht(e.doc,We(ae.line+1,0))),e.setSelection(ue.anchor,ue.head),e.focus(),X(V)}i()}),Le(t.scroller,"touchcancel",i),Le(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Pe(e,"scroll",e))}),Le(t.scroller,"mousewheel",function(V){return Oo(e,V)}),Le(t.scroller,"DOMMouseScroll",function(V){return Oo(e,V)}),Le(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Ie(e,V)||se(V)},over:function(V){Ie(e,V)||(Ll(e,V),se(V))},start:function(V){return Al(e,V)},drop:jt(e,Cl),leave:function(V){Ie(e,V)||is(e)}};var K=t.input.getField();Le(K,"keyup",function(V){return ps.call(e,V)}),Le(K,"keydown",jt(e,ms)),Le(K,"keypress",jt(e,gs)),Le(K,"focus",function(V){return Sa(e,V)}),Le(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="",Se=0;if(e.options.indentWithTabs)for(var Ee=Math.floor(ae/N);Ee;--Ee)Se+=N,ue+="	";if(Se<ae&&(ue+=me(ae-Se)),ue!=$)return kn(i,ue,We(t,0),We(t,$.length),"+input"),K.stateAfter=null,!0;for(var Me=0;Me<i.sel.ranges.length;Me++){var Fe=i.sel.ranges[Me];if(Fe.head.line==t&&Fe.head.ch<$.length){var Ge=We(t,$.length);Ua(i,Me,new wt(Ge,Ge));break}}}var wr=null;function ta(e){wr=e}function Ga(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($e){return[$e]}));for(var ue=e.curOp.updateInput,Se=r.ranges.length-1;Se>=0;Se--){var Ee=r.ranges[Se],Me=Ee.from(),Fe=Ee.to();Ee.empty()&&(n&&n>0?Me=We(Me.line,Me.ch-n):e.state.overwrite&&!K?Fe=We(Fe.line,Math.min(nt(T,Fe.line).text.length,Fe.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&&Gt(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:We(i,0),head:We(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"),y&&(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 Se=this.doc.sel.ranges;V.ch==0&&i.length==Se.length&&Se[N].from().ch>0&&Ua(this.doc,N,new wt(V,Se[N].to()),ye)}}}),getTokenAt:function(r,i){return Ai(this,r,i)},getLineTokens:function(r,i){return Ai(this,We(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),Se=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>Se&&(ae=Se-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;$<i&&!(V=za(this.doc,V,K,T,N),V.hitSide);++$);return V},moveH:Jt(function(r,i){var T=this;this.extendSelectionsBy(function(N){return T.display.shift||T.doc.extend||N.empty()?za(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=za(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 Se=Ls(T,ue,r,i);return i=="page"&&ae==N.sel.primary()&&_a(T,pa(T,Se,"div").top-ue.top),Se},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 $=T.charAt(N),ae=we($,V)?function(ue){return we(ue,V)}:/\s/.test($)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!we(ue)};N>0&&ae(T.charAt(N-1));)--N;for(;K<T.length&&ae(T.charAt(K));)++K}return new wt(We(r.line,N),We(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Pe(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Jt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Lr(this)-this.display.barHeight,width:r.scrollWidth-Lr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Jt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:We(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var T=this,N=function(V){return typeof V=="number"||/^\d+$/.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 $=0;$<V.widgets.length;$++)if(V.widgets[$].noHScroll){Kr(T,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,Pe(this,"refresh",this)}),operation:function(r){return or(this,r)},startOperation:function(){return dn(this)},endOperation:function(){return cn(this)},refresh:Jt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),La(this.display),(r==null||Math.abs(r-Cn(this.display))>.5||this.options.lineWrapping)&&xa(this),Pe(this,"refresh",this)}),swapDoc:Jt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},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 za(e,t,n,r,i){var T=t,N=n,K=nt(e,t.line),V=i&&e.direction=="rtl"?-n:n;function $(){var tt=t.line+V;return tt<e.first||tt>=e.first+e.size?!1:(t=new We(tt,t.ch,t.sticky),K=nt(e,tt))}function ae(tt){var Je;if(r=="codepoint"){var rt=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(rt)?Je=null:Je=new We(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(rt>=55296&&rt<56320?2:1))),-n)}else i?Je=kl(e.cm,K,t,n):Je=Na(K,t,n);if(Je==null)if(!tt&&$())t=Ba(i,e.cm,K,t.line,V);else return!1;else t=Je;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var ue=null,Se=r=="group",Ee=e.cm&&e.cm.getHelper(t,"wordChars"),Me=!0;!(n<0&&!ae(!Me));Me=!1){var Fe=K.text.charAt(t.ch)||`
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`?"n":!Se||/\s/.test(Fe)?null:"p";if(Se&&!Me&&!Ge&&(Ge="s"),ue&&ue!=Ge){n<0&&(n=1,ae(),t.sticky="after");break}if(Ge&&(ue=Ge),n>0&&!ae(!Me))break}var $e=$i(e,t,T,N,!0);return Gn(T,$e)&&($e.hitSide=!0),$e}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}Le(i,"paste",function(K){if(!T(K)||Ie(r,K)||Ss(K,r))return;U<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Le(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Le(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Le(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Le(i,"touchstart",function(){return n.forceCompositionEnd()}),Le(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!T(K)||Ie(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")==$){K.preventDefault();return}}var ae=As(),ue=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),ue.value=wr.text.join(`
`);var Se=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(ae),Se.focus(),Se==i&&n.showPrimarySelection()},50)}Le(i,"copy",N),Le(i,"cut",N)},Ct.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ct.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ct.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ct.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ct.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var T=ra(t,e.anchorNode,e.anchorOffset),N=ra(t,e.focusNode,e.focusOffset);if(T&&!T.bad&&N&&!N.bad&&ct(Qr(T,N),r)==0&&ct(vn(T,N),i)==0)return;var K=t.display.view,V=r.line>=t.display.viewFrom&&Ds(t,r)||{node:K[0].measure.map[2],offset:0},$=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||!$){e.removeAllRanges();return}var Se=e.rangeCount&&e.getRangeAt(0),Ee;try{Ee=p(V.node,V.offset,$.offset,$.node)}catch(Me){}Ee&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),Ee.collapsed||(e.removeAllRanges(),e.addRange(Ee))):(e.removeAllRanges(),e.addRange(Ee)),Se&&e.anchorNode==null?e.addRange(Se):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){l(this.cm.display.cursorDiv,e.cursors),l(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&&b&&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,zr(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=We(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=We(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,$)),Se=Pr(e.doc,We(N,0),We($,nt(e.doc,$).text.length));ue.length>1&&Se.length>1;)if(J(ue)==J(Se))ue.pop(),Se.pop(),$--;else if(ue[0]==Se[0])ue.shift(),Se.shift(),N++;else break;for(var Ee=0,Me=0,Fe=ue[0],Ge=Se[0],$e=Math.min(Fe.length,Ge.length);Ee<$e&&Fe.charCodeAt(Ee)==Ge.charCodeAt(Ee);)++Ee;for(var tt=J(ue),Je=J(Se),rt=Math.min(tt.length-(ue.length==1?Ee:0),Je.length-(Se.length==1?Ee:0));Me<rt&&tt.charCodeAt(tt.length-Me-1)==Je.charCodeAt(Je.length-Me-1);)++Me;if(ue.length==1&&Se.length==1&&N==r.line)for(;Ee&&Ee>r.ch&&tt.charCodeAt(tt.length-Me-1)==Je.charCodeAt(Je.length-Me-1);)Ee--,Me++;ue[ue.length-1]=tt.slice(0,tt.length-Me).replace(/^\u200b+/,""),ue[0]=ue[0].slice(Ee).replace(/\u200b+$/,"");var ut=We(N,Ee),at=We($,Se.length?J(Se).length-Me: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,Ga)(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=Ne(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(Me){return Me.id==Ee}}function ae(){N&&(T+=K,V&&(T+=K),N=V=!1)}function ue(Ee){Ee&&(ae(),T+=Ee)}function Se(Ee){if(Ee.nodeType==1){var Me=Ee.getAttribute("cm-text");if(Me){ue(Me);return}var Fe=Ee.getAttribute("cm-marker"),Ge;if(Fe){var $e=e.findMarks(We(r,0),We(i+1,0),$(+Fe));$e.length&&(Ge=$e[0].find(0))&&ue(Pr(e.doc,Ge.from,Ge.to).join(K));return}if(Ee.getAttribute("contenteditable")=="false")return;var tt=/^(pre|div|p|li|table|br)$/i.test(Ee.nodeName);if(!/^br$/i.test(Ee.nodeName)&&Ee.textContent.length==0)return;tt&&ae();for(var Je=0;Je<Ee.childNodes.length;Je++)Se(Ee.childNodes[Je]);/^(pre|p)$/i.test(Ee.nodeName)&&(V=!0),tt&&(N=!0)}else Ee.nodeType==3&&ue(Ee.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(Se(t),t==n);)t=t.nextSibling,V=!1;return T}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Bn(e.clipPos(We(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var T=e.display.view[i];if(T.node==r)return ru(T,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!E(r,t))return Bn(We(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var T=e.rest?J(e.rest):e.line;return Bn(We(Tt(T),T.text.length),i)}var N=t.nodeType==3?t:null,K=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));K.parentNode!=r;)K=K.parentNode;var V=e.measure,$=V.maps;function ae(Ge,$e,tt){for(var Je=-1;Je<($?$.length:0);Je++)for(var rt=Je<0?V.map:$[Je],ut=0;ut<rt.length;ut+=3){var at=rt[ut+2];if(at==Ge||at==$e){var pt=Tt(Je<0?e.line:e.rest[Je]),Lt=rt[ut]+tt;return(tt<0||at!=Ge)&&(Lt=rt[ut+(tt?1:0)]),We(pt,Lt)}}}var ue=ae(N,K,n);if(ue)return Bn(ue,i);for(var Se=K.nextSibling,Ee=N?N.nodeValue.length-n:0;Se;Se=Se.nextSibling){if(ue=ae(Se,Se.firstChild,0),ue)return Bn(We(ue.line,ue.ch-Ee),i);Ee+=Se.textContent.length}for(var Me=K.previousSibling,Fe=n;Me;Me=Me.previousSibling){if(ue=ae(Me,Me.firstChild,-1),ue)return Bn(We(ue.line,ue.ch+Fe),i);Fe+=Me.textContent.length}}var Mt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Y,this.hasSelection=!1,this.composing=null};Mt.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),y&&(i.style.width="0px"),Le(i,"input",function(){B&&U>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Le(i,"paste",function(N){if(Ie(r,N)||Ss(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function T(N){if(Ie(r,N))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var K=_s(r);ta({lineWise:!0,text:K.text}),N.type=="cut"?r.setSelections(K.ranges,null,ye):(n.prevInput="",i.value=K.text.join(`
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`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Mt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Mt.prototype.onKeyPress=function(){B&&U>=9&&(this.hasSelection=null),this.fastPoll()},Mt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var T=on(n,e),N=r.scroller.scrollTop;if(!T||S)return;var K=n.options.resetSelectionOnContextMenu;K&&n.doc.sel.contains(T)==-1&&jt(n,Xt)(n.doc,zr(T),ye);var V=i.style.cssText,$=t.wrapper.style.cssText,ae=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
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      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 Se(){if(i.selectionStart!=null){var Fe=n.somethingSelected(),Ge="\u200B"+(Fe?i.value:"");i.value="\u21DA",i.value=Ge,t.prevInput=Fe?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ge.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)&&Se();var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:G.default,bufferController:k.default,capLevelController:b.default,fpsController:S.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},m()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:U.default,timelineController:A.TimelineController,audioStreamController:I.default,audioTrackController:P.default,emeController:O.default,cmcdController:_.default});function 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S(_,x,y){return x&&b(_.prototype,x),y&&b(_,y),_}var O=function(){function _(y){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=y;var d=y.config;this.bwEstimator=new I.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var x=_.prototype;return x.registerListeners=function(){var d=this.hls;d.on(P.Events.FRAG_LOADING,this.onFragLoading,this),d.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(P.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){var d=this.hls;d.off(P.Events.FRAG_LOADING,this.onFragLoading,this),d.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(P.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 s;this.fragCurrent=u,this.partCurrent=(s=o.part)!=null?s: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,s=u.autoLevelEnabled,w=u.config,g=u.media;if(!d||!g)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(!s||g.paused||!g.playbackRate||!g.readyState)return;var m=performance.now()-f.loading.start,h=Math.abs(g.playbackRate);if(m<=500*C/h)return;var c=u.levels,l=u.minAutoLevel,a=c[d.level],v=f.total||Math.max(f.loaded,Math.round(C*a.maxBitrate/8)),p=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/m),E=(v-f.loaded)/p,M=g.currentTime,F=(B.BufferHelper.bufferInfo(g,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>l;W--){var D=c[W].maxBitrate;if(j=C*D/(8*.8*p),j<F)break}if(j>=E)return;var R=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+`
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      Estimated load time for current fragment: `+E.toFixed(3)+` s
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u=o.frag,s=o.part,w=s?s.stats:u.stats;if(w.aborted)return;if(u.type!==k.PlaylistLevelType.MAIN||u.sn==="initSegment")return;var g=w.parsing.end-w.loading.start;this.bwEstimator.sample(g,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),u.bitrateTest?this.bitrateTestDelay=g/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,s=u.maxAutoLevel,w=u.config,g=u.minAutoLevel,f=u.media,C=o?o.duration:d?d.duration:0,m=f?f.currentTime:0,h=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,l=(B.BufferHelper.bufferInfo(f,m,w.maxBufferHole).end-m)/h,a=this.findBestLevel(c,g,s,l,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;A.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=C?Math.min(C,w.maxStarvationDelay):w.maxStarvationDelay,p=w.abrBandWidthFactor,E=w.abrBandWidthUpFactor;if(!l){var M=this.bitrateTestDelay;if(M){var F=C?Math.min(C,w.maxLoadingDelay):w.maxLoadingDelay;v=F-M,A.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),p=E=1}}return a=this.findBestLevel(c,g,s,l+v,p,E),Math.max(a,0)},x.findBestLevel=function(d,o,u,s,w,g){for(var 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l=this.hls;l.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(P.Events.ERROR,this.onError,this),l.on(P.Events.BUFFER_RESET,this.onBufferReset,this),l.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var l=this.hls;l.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(P.Events.ERROR,this.onError,this),l.off(P.Events.BUFFER_RESET,this.onBufferReset,this),l.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(l,a){var v=a.frag,p=a.id,E=a.initPTS;if(p==="main"){var M=v.cc;this.initPTS[v.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(l){if(!this.levels){this.startPosition=l,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(g),this.fragLoadError=0,a>0&&l===-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=l,this.tick()},h.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var l,a=this.levels,v=this.trackId,p=a==null||((l=a[v])===null||l===void 0)?void 0:l.details;if(p){if(this.waitForCdnTuneIn(p))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,R=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=R.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 l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},h.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},h.doTickIdle=function(){var l,a,v=this.hls,p=this.levels,E=this.media,M=this.trackId,F=v.config;if(!p||!p[M])return;if(!E&&(this.startFragRequested||!F.startFragPrefetch))return;var j=p[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,b.ElementaryStreamTypes.AUDIO,A.PlaylistLevelType.AUDIO));var D=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,A.PlaylistLevelType.AUDIO);if(D===null)return;var R=D.len,H=this.getMaxBufferLength(),Y=this.audioSwitch;if(R>=H&&!Y)return;if(!Y&&this._streamEnded(D,W)){v.trigger(P.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}((l=he.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=he.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(he,W):this.loadFragment(he,W,Te)},h.getMaxBufferLength=function(){var l=C.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,A.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,C.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(l,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(p){return new k.Level(p)})},h.onAudioTrackSwitching=function(l,a){var v=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),v?this.setInterval(g):this.resetTransmuxer(),v?(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(l,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(l,a){var v,p=this.levels,E=a.details,M=a.id;if(!p){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=p[M],j=0;if(E.live||(v=F.details)!==null&&v!==void 0&&v.live){var W=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!W)return;!F.details&&E.hasProgramDateTime&&W.hasProgramDateTime?(Object(y.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(l){var a,v=l.frag,p=l.part,E=l.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+v.sn+" of level "+v.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var D=W.details;console.assert(D,"Audio track details are defined on fragment load progress");var R=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[v.cc],ee=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(Y!==void 0){var oe=!1,Te=p?p.index:-1,ye=Te!==-1,he=new _.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,E.byteLength,Te,ye);H.push(E,ee,R,"",v,p,D.totalduration,oe,he,Y)}else{o.logger.log("Unknown video PTS for cc "+v.cc+", waiting for video PTS before demuxing audio frag "+v.sn+" of ["+D.startSN+" ,"+D.endSN+"],track "+F);var le=this.waitingData=this.waitingData||{frag:v,part:p,cache:new S.default,complete:!1},pe=le.cache;pe.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}C.prototype._handleFragmentLoadComplete.call(this,l)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(l,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(l,a){var v=a.frag,p=a.part;if(v.type!==A.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(p?" p: "+p.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,p)},h.onError=function(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(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 v=!0,p=this.getFwdBufferInfo(this.mediaBuffer,A.PlaylistLevelType.AUDIO);p&&p.len>.5&&(v=!this.reduceMaxBufferLength(p.len)),v&&(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(l,a){var v=a.type;v===b.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(l){var a,v="audio",p=this.hls,E=l.remuxResult,M=l.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,D=E.audio,R=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),p.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:v,tracks:Y.tracks})),D){var ee=D.startPTS,oe=D.endPTS,Te=D.startDTS,ye=D.endDTS;W&&(W.elementaryStreams[b.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:oe,startDTS:Te,endDTS:ye}),j.setElementaryStreamInfo(b.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:v},H);p.trigger(P.Events.FRAG_PARSING_METADATA,he)}if(R){var le=u({frag:j,id:v},R);p.trigger(P.Events.FRAG_PARSING_USERDATA,le)}},h._bufferInitSegment=function(l,a,v){if(this.state!==I.State.PARSING)return;l.video&&delete l.video;var p=l.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,l);var E=p.initSegment;if(E!=null&&E.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:E};this.hls.trigger(P.Events.BUFFER_APPENDING,M)}this.tick()},h.loadFragment=function(l,a,v){var p=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||p===U.FragmentState.NOT_LOADED||p===U.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(G.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,C.prototype.loadFragment.call(this,l,a,v)))},h.completeAudioSwitch=function(){var l=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),C.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:v})},m}(I.default);z.default=f},"./src/controller/audio-track-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(O,_){for(var x=0;x<_.length;x++){var y=_[x];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(O,y.key,y)}}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,b(O,_)}function b(O,_){return b=Object.setPrototypeOf||function(y,d){return y.__proto__=d,y},b(O,_)}var S=function(O){A(_,O);function _(y){var d;return d=O.call(this,y,"[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(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(G.Events.ERROR,this.onError,this)},x.unregisterListeners=function(){var d=this.hls;d.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(G.Events.ERROR,this.onError,this)},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,s=o.details,w=this.tracksInGroup[u];if(!w){this.warn("Invalid audio track id "+u);return}var g=w.details;w.details=o.details,this.log("audioTrack "+u+" loaded ["+s.startSN+"-"+s.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,o,g))},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 s=this.tracks.filter(function(g){return!u||g.groupId===u});this.selectDefaultTrack&&!s.some(function(g){return g.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=s;var w={audioTracks:s};this.log("Updating audio tracks, "+s.length+' track(s) found in "'+u+'" group-id'),this.hls.trigger(G.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 s=o[d],w=s.id,g=s.groupId,f=g===void 0?"":g,C=s.name,m=s.type,h=s.url;if(this.trackId=d,this.trackName=C,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:f,name:C,type:m,url:h}),s.details&&!s.details.live)return;var c=this.switchParams(s.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(G.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 s=o[u];if((!this.selectDefaultTrack||s.default)&&(!d||d===s.name))return s.id}return-1},x.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var u=o.id,s=o.groupId,w=o.url;if(d)try{w=d.addDirectives(w)}catch(g){this.warn("Could not construct new URL with HLS Delivery Directives: "+g)}this.log("loading audio-track playlist for id: "+u),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:w,id:u,groupId:s,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)}}]),_}(P.default);z.default=S},"./src/controller/base-playlist-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return k});var G=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),P=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 b=A.prototype;return b.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},b.onError=function(O,_){_.fatal&&_.type===U.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},b.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},b.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},b.stopLoad=function(){this.canLoad=!1,this.clearTimer()},b.switchParams=function(O,_){var x=_==null?void 0:_.renditionReports;if(x)for(var y=0;y<x.length;y++){var d=x[y],o=""+d.URI;if(o===O.substr(-o.length)){var u=parseInt(d["LAST-MSN"]),s=parseInt(d["LAST-PART"]);if(_&&this.hls.config.lowLatencyMode){var w=Math.min(_.age-_.partTarget,_.targetduration);s!==void 0&&w>_.partTarget&&(s+=1)}if(Object(G.isFiniteNumber)(u))return new I.HlsUrlParameters(u,Object(G.isFiniteNumber)(s)?s:void 0,I.HlsSkip.No)}}},b.loadPlaylist=function(O){},b.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},b.playlistLoaded=function(O,_,x){var y=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(P.mergeDetails)(x,d),!this.canLoad||!d.live)return;var s,w=void 0,g=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var f=this.hls.config.lowLatencyMode,C=d.lastPartSn,m=d.endSN,h=d.lastPartIndex,c=h!==-1,l=C===m,a=f?0:h;c?(w=l?m+1:C,g=l?a:h+1):w=m+1;var v=d.age,p=v+d.ageHeader,E=Math.min(p-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,g!==void 0){var F=Math.round(E%d.targetduration/d.partTarget);g+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+E+" skip sn "+M+" to part "+g)}d.tuneInGoal=E}if(s=this.getDeliveryDirectives(d,_.deliveryDirectives,w,g),f||!l){this.loadPlaylist(s);return}}else s=this.getDeliveryDirectives(d,_.deliveryDirectives,w,g);var j=Object(P.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 y.loadPlaylist(s)},j)}else this.clearTimer()},b.getDeliveryDirectives=function(O,_,x,y){var d=Object(I.getSkipValue)(O,x);return _!=null&&_.skip&&O.deltaUpdateFailed&&(x=_.msn,y=_.part,d=I.HlsSkip.No),new I.HlsUrlParameters(x,y,d)},b.retryLoadingOrFail=function(O){var _=this,x=this.hls.config,y=this.retryCount<x.levelLoadingMaxRetry;if(y){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 y},A}()},"./src/controller/base-stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"State",function(){return m}),L.d(z,"default",function(){return h});var G=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),P=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/utils/logger.ts"),k=L("./src/events.ts"),A=L("./src/errors.ts"),b=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"),y=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 s(c,l){for(var a=0;a<l.length;a++){var v=l[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(c,v.key,v)}}function w(c,l,a){return l&&s(c.prototype,l),a&&s(c,a),c}function g(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function f(c,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,C(c,l)}function C(c,l){return C=Object.setPrototypeOf||function(v,p){return v.__proto__=p,v},C(c,l)}var m={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(l,c);function l(v,p,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=m.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=v,M.fragmentLoader=new y.default(v.config),M.fragmentTracker=p,M.config=v.config,M.decrypter=new d.default(v,v.config),v.on(k.Events.KEY_LOADED,M.onKeyLoaded,g(M)),M}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=m.STOPPED},a._streamEnded=function(p,E){var M=this.fragCurrent,F=this.fragmentTracker;if(!E.live&&M&&M.sn===E.endSN&&!p.nextStart){var j=F.getState(M);return j===P.FragmentState.PARTIAL||j===P.FragmentState.OK}return!1},a.onMediaAttached=function(p,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===m.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,E=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,D=B.BufferHelper.bufferInfo(F||M,W,p.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===m.ENDED)this.resetLoadingState();else if(E&&!D.len){var R=p.maxFragLookUpTolerance,H=E.start-R,Y=E.start+E.duration+R,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(p,E){if(this.state!==m.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=m.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=m.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(p,E){this.log("Loading key for "+p.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=m.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(k.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,E,M){this._loadFragForPlayback(p,E,M)},a._loadFragForPlayback=function(p,E,M){var F=this,j=function(D){if(F.fragContextChanged(p)){F.warn("Fragment "+p.sn+(D.part?" p: "+D.part.index:"")+" of level "+p.level+" was dropped during download."),F.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,F._handleFragmentLoadProgress(D)};this._doFragLoad(p,E,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var D=F.state;if(F.fragContextChanged(p)){(D===m.FRAG_LOADING||D===m.BACKTRACKING||!F.fragCurrent&&D===m.PARSING)&&(F.fragmentTracker.removeFragment(p),F.state=m.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+p.sn+" of level "+p.level),F.hls.trigger(k.Events.FRAG_LOADED,W),F.state===m.BACKTRACKING)){F.fragmentTracker.backtrack(p,W),F.resetFragmentLoading(p);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,E,M){if(M===void 0&&(M=null),!(p-E))return;var F={startOffset:p,endOffset:E,type:M};this.fragLoadError=0,this.hls.trigger(k.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(p){var E=this;this._doFragLoad(p).then(function(M){if(!M||E.fragContextChanged(p)||!E.levels)throw new Error("init load aborted");return M}).then(function(M){var F=E.hls,j=M.payload,W=p.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(R){var H=self.performance.now();return F.trigger(k.Events.FRAG_DECRYPTED,{frag:p,payload:R,stats:{tstart:D,tdecrypt:H}}),M.payload=R,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[p.level].details;console.assert(D,"Level details are defined when init segment is loaded");var R=p.stats;E.state=m.IDLE,E.fragLoadError=0,p.data=new Uint8Array(M.payload),R.parsing.start=R.buffering.start=self.performance.now(),R.parsing.end=R.buffering.end=self.performance.now(),M.frag===F&&j.trigger(k.Events.FRAG_BUFFERED,{stats:R,frag:F,part:null,id:p.type}),E.tick()}).catch(function(M){E.warn(M),E.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var E=this.fragCurrent;return!p||!E||p.level!==E.level||p.sn!==E.sn||p.urlId!==E.urlId},a.fragBufferedComplete=function(p,E){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=m.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var E=this.transmuxer;if(!E)return;var M=p.frag,F=p.part,j=p.partsLoaded,W=!j||j.length===0||j.some(function(R){return!R}),D=new b.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);E.flush(D)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,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(p.start,M||0),this.config.lowLatencyMode&&E){var W=E.partList;if(W&&F){M>p.end&&E.fragmentHint&&(p=E.fragmentHint);var D=this.getNextPart(W,p,M);if(D>-1){var R=W[D];return this.log("Loading part sn: "+p.sn+" p: "+R.index+" cc: "+p.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+D+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=R.start+R.duration,this.state=m.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:p,part:W[D],targetBufferTime:M}),this.doFragPartsLoad(p,W,D,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!p.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(M.toFixed(3))),Object(G.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=m.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:p,targetBufferTime:M}),this.fragmentLoader.load(p,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(p,E,M,F){var j=this;return new Promise(function(W,D){var R=[],H=function Y(ee){var oe=E[ee];j.fragmentLoader.loadPart(p,oe,F).then(function(Te){R[oe.index]=Te;var ye=Te.part;j.hls.trigger(k.Events.FRAG_LOADED,Te);var he=E[ee+1];if(he&&he.fragment===p)Y(ee+1);else return W({frag:p,part:ye,partsLoaded:R})}).catch(D)};H(M)})},a.handleFragLoadError=function(p){var E=p.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(p){var E=this.getCurrentContext(p);if(!E||this.state!==m.PARSING){this.fragCurrent||(this.state=m.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,p.partial)},a.getCurrentContext=function(p){var E=this.levels,M=p.level,F=p.sn,j=p.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,R=D?D.fragment:Object(x.getFragmentWithSN)(W,F,this.fragCurrent);return R?{frag:R,part:D,level:W}:null},a.bufferFragmentData=function(p,E,M,F){if(!p||this.state!==m.PARSING)return;var j=p.data1,W=p.data2,D=j;if(j&&W&&(D=Object(S.appendUint8Array)(j,W)),!D||!D.length)return;var R={type:p.type,frag:E,part:M,chunkMeta:F,parent:E.type,data:D};this.hls.trigger(k.Events.BUFFER_APPENDING,R),p.dropped&&p.independent&&!M&&this.flushBufferGap(E)},a.flushBufferGap=function(p){var E=this.media;if(!E)return;if(!B.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,p.start);return}var M=E.currentTime,F=B.BufferHelper.bufferInfo(E,M,0),j=p.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),D=Math.max(Math.min(p.start-W,F.end-W),M+W);p.start-D>W&&this.flushMainBuffer(D,p.start)},a.getFwdBufferInfo=function(p,E){var M=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(p,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,E);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(p,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(p){var E=this.config,M;return p?M=Math.max(8*E.maxBufferSize/p,E.maxBufferLength):M=E.maxBufferLength,Math.min(M,E.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var E=this.config,M=p||E.maxBufferLength;return E.maxMaxBufferLength>=M?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,E){var M,F,j=E.fragments,W=j.length;if(!W)return null;var D=this.config,R=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:p)}else p<=R&&(H=j[0]);if(!H){var ee=D.lowLatencyMode?E.partEnd:E.fragmentEnd;H=this.getFragmentAtPosition(p,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(p,E,M){for(var F=-1,j=!1,W=!0,D=0,R=p.length;D<R;D++){var H=p[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(p,E){var M=p[p.length-1];return M&&E>M.start&&M.loaded},a.getInitialLiveFragment=function(p,E){var M=this.fragPrevious,F=null;if(M){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(_.findFragmentByPDT)(E,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=p.startSN&&j<=p.endSN){var W=E[j-p.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(_.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?p.fragmentEnd:p.edge,p))}return F},a.getFragmentAtPosition=function(p,E,M){var F=this.config,j=this.fragPrevious,W=M.fragments,D=M.endSN,R=M.fragmentHint,H=F.maxFragLookUpTolerance,Y=!!(F.lowLatencyMode&&M.partList&&R);Y&&R&&!this.bitrateTest&&(W=W.concat(R),D=R.sn);var ee;if(p<E){var oe=p>E-H?0:H;ee=Object(_.findFragmentByPTS)(j,W,p,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===P.FragmentState.BACKTRACKED){ee=null;for(var pe=Te;W[pe]&&this.fragmentTracker.getState(W[pe])===P.FragmentState.BACKTRACKED;)j?ee=W[pe--]:ee=W[--pe];ee||(ee=he)}else j&&ee.sn===j.sn&&!Y&&(ye&&(ee.sn<D&&this.fragmentTracker.getState(he)!==P.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+he.sn),ee=he):ee=null))}return ee},a.synchronizeToLiveEdge=function(p){var E=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=p.fragments[0].start,D=p.edge,R=j>=W-E.maxFragLookUpTolerance&&j<=D;if(F!==null&&M.duration>F&&(j<F||!R)){var H=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*p.targetduration;(!R&&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(p,E){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,D=p.fragments.length;if(!D)return this.warn("No fragments in live playlist"),0;var R=p.fragments[0].start,H=!E,Y=p.alignedSliding&&Object(G.isFiniteNumber)(R);if(H||!Y&&!R){Object(O.alignStream)(j,W,p);var ee=p.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+D),ee}return R},a.waitForCdnTuneIn=function(p){var E=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*E)},a.setStartPosition=function(p,E){var M=this.startPosition;if(M<E&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=p.startTimeOffset;Object(G.isFiniteNumber)(F)?(M=E+F,F<0&&(M+=p.totalduration),M=Math.min(Math.max(E,M),E+p.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):p.live?M=this.hls.liveSyncPosition||E:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var p=this.media,E=0;return this.loadedmetadata&&p?E=p.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},a.handleFragLoadAborted=function(p,E){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(E?" part"+E.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=m.IDLE)},a.onFragmentOrKeyLoadError=function(p,E){if(E.fatal)return;var M=E.frag;if(!M||M.type!==p)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+p+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=m.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(p===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=m.IDLE):(U.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=m.ERROR)},a.afterBufferFlushed=function(p,E,M){if(!p)return;var F=B.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(E,F,M),this.state===m.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=m.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[p].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(p,E,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var D=Object.keys(p.elementaryStreams).reduce(function(R,H){var Y=p.elementaryStreams[H];if(Y){var ee=Y.endPTS-Y.startPTS;if(ee<=0)return j.warn("Could not parse fragment "+p.sn+" "+H+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),R||!1;var oe=F?0:Object(x.updateFragPTSDTS)(W,p,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:p,start:Y.startPTS,end:Y.endPTS}),!0}return R},!1);D?(this.state=m.PARSED,this.hls.trigger(k.Events.FRAG_PARSED,{frag:p,part:E})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(l,[{key:"state",get:function(){return this._state},set:function(p){var E=this._state;E!==p&&(this._state=p,this.log(E+"->"+p))}}]),l}(I.default)},"./src/controller/buffer-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return _});var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=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"),b=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,s=o.media,w=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),s&&(o.updateMediaElementDuration(),u.trigger(I.Events.MEDIA_ATTACHED,{media:s})),w&&w.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var y=x.prototype;return y.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},y.destroy=function(){this.unregisterListeners(),this.details=null},y.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)},y.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)},y._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new b.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},y.onManifestParsed=function(o,u){var s=2;(u.audio&&!u.video||!u.altAudio)&&(s=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=s,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},y.onMediaAttaching=function(o,u){var s=this.media=u.media;if(s&&S){var w=this.mediaSource=new S;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),s.src=self.URL.createObjectURL(w),this._objectUrl=s.src}},y.onMediaDetaching=function(){var o=this.media,u=this.mediaSource,s=this._objectUrl;if(u){if(P.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(w){P.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&&(s&&self.URL.revokeObjectURL(s),o.src===s?(o.removeAttribute("src"),o.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},y.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(u){var s=o.sourceBuffer[u];try{s&&(o.removeBufferListeners(u),o.mediaSource&&o.mediaSource.removeSourceBuffer(s),o.sourceBuffer[u]=void 0)}catch(w){P.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",w)}}),this._initSourceBuffer()},y.onBufferCodecs=function(o,u){var s=this,w=this.getSourceBufferTypes().length;if(Object.keys(u).forEach(function(g){if(w){var f=s.tracks[g];if(f&&typeof f.buffer.changeType=="function"){var C=u[g],m=C.codec,h=C.levelCodec,c=C.container,l=(f.levelCodec||f.codec).replace(O,"$1"),a=(h||m).replace(O,"$1");if(l!==a){var v=c+";codecs="+(h||m);s.appendChangeType(g,v)}}}else s.pendingTracks[g]=u[g]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},y.appendChangeType=function(o,u){var s=this,w=this.operationQueue,g={execute:function(){var C=s.sourceBuffer[o];C&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+u),C.changeType(u)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(C){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",C)}};w.append(g,o)},y.onBufferAppending=function(o,u){var s=this,w=this.hls,g=this.operationQueue,f=this.tracks,C=u.data,m=u.type,h=u.frag,c=u.part,l=u.chunkMeta,a=l.buffering[m],v=self.performance.now();a.start=v;var p=h.stats.buffering,E=c?c.stats.buffering:null;p.start===0&&(p.start=v),E&&E.start===0&&(E.start=v);var M=f.audio,F=m==="audio"&&l.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var D=s.sourceBuffer[m];if(D){var R=h.start-D.timestampOffset;Math.abs(R)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+R+") sn: "+h.sn+")"),D.timestampOffset=h.start)}}s.appendExecutor(C,m)},onStart:function(){},onComplete:function(){var D=self.performance.now();a.executeEnd=a.end=D,p.first===0&&(p.first=D),E&&E.first===0&&(E.first=D);var R=s.sourceBuffer,H={};for(var Y in R)H[Y]=U.BufferHelper.getBuffered(R[Y]);s.appendError=0,s.hls.trigger(I.Events.BUFFER_APPENDED,{type:m,frag:h,part:c,chunkMeta:l,parent:h.type,timeRanges:H})},onError:function(D){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+m+" SourceBuffer",D);var R={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:D,fatal:!1};D.code===DOMException.QUOTA_EXCEEDED_ERR?R.details=B.ErrorDetails.BUFFER_FULL_ERROR:(s.appendError++,R.details=B.ErrorDetails.BUFFER_APPEND_ERROR,s.appendError>w.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),R.fatal=!0)),w.trigger(I.Events.ERROR,R)}};g.append(j,m)},y.onBufferFlushing=function(o,u){var s=this,w=this.operationQueue,g=function(C){return{execute:s.removeExecutor.bind(s,C,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){s.hls.trigger(I.Events.BUFFER_FLUSHED,{type:C})},onError:function(h){P.logger.warn("[buffer-controller]: Failed to remove from "+C+" SourceBuffer",h)}}};u.type?w.append(g(u.type),u.type):this.getSourceBufferTypes().forEach(function(f){w.append(g(f),f)})},y.onFragParsed=function(o,u){var s=this,w=u.frag,g=u.part,f=[],C=g?g.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 m=function(){var c=self.performance.now();w.stats.buffering.end=c,g&&(g.stats.buffering.end=c);var l=g?g.stats:w.stats;s.hls.trigger(I.Events.FRAG_BUFFERED,{frag:w,part:g,stats:l,id:w.type})};f.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(m,f)},y.onFragChanged=function(o,u){this.flushBackBuffer()},y.onBufferEos=function(o,u){var s=this,w=this.getSourceBufferTypes().reduce(function(g,f){var C=s.sourceBuffer[f];return(!u.type||u.type===f)&&(C&&!C.ended&&(C.ended=!0,P.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),g&&!!(!C||C.ended)},!0);w&&this.blockBuffers(function(){var g=s.mediaSource;if(!g||g.readyState!=="open")return;g.endOfStream()})},y.onLevelUpdated=function(o,u){var s=u.details;if(!s.fragments.length)return;this.details=s,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},y.flushBackBuffer=function(){var o=this.hls,u=this.details,s=this.media,w=this.sourceBuffer;if(!s||u===null)return;var g=this.getSourceBufferTypes();if(!g.length)return;var f=u.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(G.isFiniteNumber)(f)||f<0)return;var C=s.currentTime,m=u.levelTargetDuration,h=Math.max(f,m),c=Math.floor(C/m)*m-h;g.forEach(function(l){var a=w[l];if(a){var v=U.BufferHelper.getBuffered(a);v.length>0&&c>v.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:l}))}})},y.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,u=this.hls,s=this.media,w=this.mediaSource,g=o.fragments[0].start+o.totalduration,f=s.duration,C=Object(G.isFiniteNumber)(w.duration)?w.duration:0;o.live&&u.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(g>C&&g>f||!Object(G.isFiniteNumber)(f))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+g.toFixed(3)),w.duration=g)},y.updateSeekableRange=function(o){var u=this.mediaSource,s=o.fragments,w=s.length;if(w&&o.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var g=Math.max(0,s[0].start),f=Math.max(g,g+o.totalduration);u.setLiveSeekableRange(g,f)}},y.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,u=this.operationQueue,s=this.pendingTracks,w=Object.keys(s).length;if(w&&!o||w===2){this.createSourceBuffers(s),this.pendingTracks={};var g=this.getSourceBufferTypes();if(g.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}g.forEach(function(f){u.executeNext(f)})}},y.createSourceBuffers=function(o){var u=this.sourceBuffer,s=this.mediaSource;if(!s)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var g in o)if(!u[g]){var f=o[g];if(!f)throw Error("source buffer exists for track "+g+", however track does not");var C=f.levelCodec||f.codec,m=f.container+";codecs="+C;P.logger.log("[buffer-controller]: creating sourceBuffer("+m+")");try{var h=u[g]=s.addSourceBuffer(m),c=g;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[g]={buffer:h,codec:C,container:f.container,levelCodec:f.levelCodec,id:f.id},w++}catch(l){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:m})}}w&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},y._onSBUpdateStart=function(o){var u=this.operationQueue,s=u.current(o);s.onStart()},y._onSBUpdateEnd=function(o){var u=this.operationQueue,s=u.current(o);s.onComplete(),u.shiftAndExecuteNext(o)},y._onSBUpdateError=function(o,u){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",u),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var s=this.operationQueue.current(o);s&&s.onError(u)},y.removeExecutor=function(o,u,s){var w=this.media,g=this.mediaSource,f=this.operationQueue,C=this.sourceBuffer,m=C[o];if(!w||!g||!m){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(o);return}var h=Object(G.isFiniteNumber)(w.duration)?w.duration:Infinity,c=Object(G.isFiniteNumber)(g.duration)?g.duration:Infinity,l=Math.max(0,u),a=Math.min(s,h,c);a>l?(P.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!m.updating,o+" sourceBuffer must not be updating"),m.remove(l,a)):f.shiftAndExecuteNext(o)},y.appendExecutor=function(o,u){var s=this.operationQueue,w=this.sourceBuffer,g=w[u];if(!g){P.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(u);return}g.ended=!1,console.assert(!g.updating,u+" sourceBuffer must not be updating"),g.appendBuffer(o)},y.blockBuffers=function(o,u){var s=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,g=u.map(function(f){return w.appendBlocker(f)});Promise.all(g).then(function(){o(),u.forEach(function(f){var C=s.sourceBuffer[f];(!C||!C.updating)&&w.shiftAndExecuteNext(f)})})},y.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},y.addBufferListener=function(o,u,s){var w=this.sourceBuffer[o];if(!w)return;var g=s.bind(this,o);this.listeners[o].push({event:u,listener:g}),w.addEventListener(u,g)},y.removeBufferListeners=function(o){var u=this.sourceBuffer[o];if(!u)return;this.listeners[o].forEach(function(s){u.removeEventListener(s.event,s.listener)})},x}()},"./src/controller/buffer-operation-queue.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return I});var G=L("./src/utils/logger.ts"),I=function(){function P(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var B=P.prototype;return B.append=function(k,A){var b=this.queues[A];b.push(k),b.length===1&&this.buffers[A]&&this.executeNext(A)},B.insertAbort=function(k,A){var b=this.queues[A];b.unshift(k),this.executeNext(A)},B.appendBlocker=function(k){var A,b=new Promise(function(O){A=O}),S={execute:A,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(S,k),b},B.executeNext=function(k){var A=this.buffers,b=this.queues,S=A[k],O=b[k];if(O.length){var _=O[0];try{_.execute()}catch(x){G.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]},P}()},"./src/controller/cap-level-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts");function I(U,k){for(var A=0;A<k.length;A++){var b=k[A];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(U,b.key,b)}}function P(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(b){this.streamController=b},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 b=this.hls;b.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),b.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),b.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),b.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),b.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.unregisterListener=function(){var b=this.hls;b.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),b.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),b.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),b.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),b.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.onFpsDropLevelCapping=function(b,S){U.isLevelAllowed(S.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(S.droppedLevel)},k.onMediaAttaching=function(b,S){this.media=S.media instanceof HTMLVideoElement?S.media:null},k.onManifestParsed=function(b,S){var O=this.hls;this.restrictedLevels=[],this.firstLevel=S.firstLevel,O.config.capLevelToPlayerSize&&S.video&&this.startCapping()},k.onBufferCodecs=function(b,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 b=this.hls.levels;if(b.length){var S=this.hls;S.autoLevelCapping=this.getMaxLevel(b.length-1),S.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=S.autoLevelCapping}}},k.getMaxLevel=function(b){var S=this,O=this.hls.levels;if(!O.length)return-1;var _=O.filter(function(x,y){return U.isLevelAllowed(y,S.restrictedLevels)&&y<=b});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 b=this.media,S={width:0,height:0};if(b){var O=b.getBoundingClientRect();S.width=O.width,S.height=O.height,!S.width&&!S.height&&(S.width=O.right-O.left||b.width||0,S.height=O.bottom-O.top||b.height||0)}return this.clientRect=S,S},U.isLevelAllowed=function(b,S){return S===void 0&&(S=[]),S.indexOf(b)===-1},U.getMaxLevelByMediaSize=function(b,S,O){if(!b||!b.length)return-1;for(var _=function(u,s){return s?u.width!==s.width||u.height!==s.height:!0},x=b.length-1,y=0;y<b.length;y+=1){var d=b[y];if((d.width>=S||d.height>=O)&&_(d,b[y+1])){x=y;break}}return x},P(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 b=1;try{b=self.devicePixelRatio}catch(S){}return b}}]),U}();z.default=B},"./src/controller/cmcd-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return _});var G=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),P=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function U(x,y){for(var d=0;d<y.length;d++){var o=y[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(x,o.key,o)}}function k(x,y,d){return y&&U(x.prototype,y),d&&U(x,d),x}function A(x,y){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=b(x))||y&&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.
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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(g){B.logger.warn("Could not generate manifest CMCD data.",g)}},this.applyFragmentData=function(w){try{var g=w.frag,f=o.hls.levels[g.level],C=o.getObjectType(g),m={d:g.duration*1e3,ot:C};(C===I.CMCDObjectType.VIDEO||C===I.CMCDObjectType.AUDIO||C==I.CMCDObjectType.MUXED)&&(m.br=f.bitrate/1e3,m.tb=o.getTopBandwidth(C),m.bl=o.getBufferLength(C)),o.apply(w,m)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var u=this.config=d.config,s=u.cmcd;s!=null&&(u.pLoader=this.createPlaylistLoader(),u.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||x.uuid(),this.cid=s.contentId,this.useHeaders=s.useHeaders===!0,this.registerListeners())}var y=x.prototype;return y.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(G.Events.BUFFER_CREATED,this.onBufferCreated,this)},y.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(G.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},y.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},y.onMediaAttached=function(o,u){this.media=u.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},y.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},y.onBufferCreated=function(o,u){var s,w;this.audioBuffer=(s=u.tracks.audio)===null||s===void 0?void 0:s.buffer,this.videoBuffer=(w=u.tracks.video)===null||w===void 0?void 0:w.buffer},y.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}},y.apply=function(o,u){u===void 0&&(u={}),O(u,this.createData());var s=u.ot===I.CMCDObjectType.INIT||u.ot===I.CMCDObjectType.VIDEO||u.ot===I.CMCDObjectType.MUXED;if(this.starved&&s&&(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 g=x.toQuery(u);if(!g)return;o.url=x.appendQueryToUri(o.url,g)}},y.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},y.getTopBandwidth=function(o){for(var u=0,s=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=A(s),g;!(g=w()).done;){var f=g.value;f.bitrate>u&&(u=f.bitrate)}return u>0?u:NaN},y.getBufferLength=function(o){var u=this.hls.media,s=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!u)return NaN;var w=P.BufferHelper.bufferInfo(s,u.currentTime,this.config.maxBufferHole);return w.len*1e3},y.createPlaylistLoader=function(){var o=this.config.pLoader,u=this.applyPlaylistData,s=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new s(f)}var g=w.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(C,m,h){u(C),this.loader.load(C,m,h)},k(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},y.createFragmentLoader=function(){var o=this.config.fLoader,u=this.applyFragmentData,s=o||this.config.loader;return function(){function w(f){this.loader=void 0,this.loader=new s(f)}var g=w.prototype;return g.destroy=function(){this.loader.destroy()},g.abort=function(){this.loader.abort()},g.load=function(C,m,h){u(C),this.loader.load(C,m,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=[],s=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},w=function(F){return Math.round(F)},g=function(F){return w(F/100)*100},f=function(F){return encodeURIComponent(F)},C={br:w,d:w,bl:g,dl:g,mtp:g,nor:f,rtp:g,tb:w},m=Object.keys(o||{}).sort(),h=A(m),c;!(c=h()).done;){var l=c.value,a=o[l];if(!s(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var v=C[l];v&&(a=v(a));var p=typeof a,E=void 0;l==="ot"||l==="sf"||l==="st"?E=l+"="+a:p==="boolean"?E=l:p==="number"?E=l+"="+a:E=l+"="+JSON.stringify(a),u.push(E)}return u.join(",")},x.toHeaders=function(o){for(var u=Object.keys(o),s={},w=["Object","Request","Session","Status"],g=[{},{},{},{}],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,m=u;C<m.length;C++){var h=m[C],c=f[h]!=null?f[h]:1;g[c][h]=o[h]}for(var l=0;l<g.length;l++){var a=x.serialize(g[l]);a&&(s["CMCD-"+w[l]]=a)}return s},x.toQuery=function(o){return"CMCD="+encodeURIComponent(x.serialize(o))},x.appendQueryToUri=function(o,u){if(!u)return o;var s=o.includes("?")?"&":"?";return""+o+s+u},x}()},"./src/controller/eme-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function U(_,x){for(var y=0;y<x.length;y++){var d=x[y];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(_,d.key,d)}}function k(_,x,y){return x&&U(_.prototype,x),y&&U(_,y),_}var A=3,b=function(x,y,d){var o={audioCapabilities:[],videoCapabilities:[]};return x.forEach(function(u){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+u+'"',robustness:d.audioRobustness||""})}),y.forEach(function(u){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+u+'"',robustness:d.videoRobustness||""})}),[o]},S=function(x,y,d,o){switch(x){case B.KeySystems.WIDEVINE:return b(y,d,o);default:throw new Error("Unknown key-system: "+x)}},O=function(){function _(y){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=y,this._config=y.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(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},x._unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this)},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 s=this,w=S(d,o,u,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var g=this.requestMediaKeySystemAccess(d,w);this.mediaKeysPromise=g.then(function(f){return s._onMediaKeySystemAccessObtained(d,f)}),g.catch(function(f){P.logger.error('Failed to obtain key-system "'+d+'" access:',f)})},x._onMediaKeySystemAccessObtained=function(d,o){var u=this;P.logger.log('Access for key-system "'+d+'" obtained');var s={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(s);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(g){return s.mediaKeys=g,P.logger.log('Media-keys created for key-system "'+d+'"'),u._onMediaKeysCreated(),g});return w.catch(function(g){P.logger.error("Failed to create media-keys:",g)}),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;P.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(u){o._onKeySessionMessage(d,u.message)},!1)},x._onKeySessionMessage=function(d,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(u){P.logger.log("Received license data (length: "+(u&&u.byteLength)+"), updating key-session"),d.update(u)})},x.onMediaEncrypted=function(d){var o=this;if(P.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.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){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},x._generateRequestWithPreferredKeySession=function(d,o){var u=this,s=this._mediaKeysList[0];if(!s){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(s.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var w=s.mediaKeysSession;if(!w){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+d+'" init data type'),s.mediaKeysSessionInitialized=!0,w.generateRequest(d,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(g){P.logger.error("Error generating key-session request:",g),u.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},x._createLicenseXhr=function(d,o,u){var s=new XMLHttpRequest;s.responseType="arraybuffer",s.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,s,d,o,u);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,s,d),w=void 0}catch(g){P.logger.error(g)}try{s.readyState||s.open("POST",d,!0),w&&w.call(this.hls,s,d)}catch(g){throw new Error("issue setting up KeySystem license XHR "+g)}return s},x._onLicenseRequestReadyStageChange=function(d,o,u,s){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var w=d.response,g=this._licenseResponseCallback;if(g)try{w=g.call(this.hls,d,o)}catch(C){P.logger.error(C)}s(w)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>A){this.hls.trigger(G.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;P.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(u,s)}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){P.logger.log("Requesting content license for key-system");var u=this._mediaKeysList[0];if(!u){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var s=this.getLicenseServerUrl(u.mediaKeySystemDomain),w=this._createLicenseXhr(s,d,o);P.logger.log("Sending license request to URL: "+s);var g=this._generateLicenseRequestChallenge(u,d);w.send(g)}catch(f){P.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(G.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}),s=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,u,s)},k(_,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),_}();z.default=O},"./src/controller/fps-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=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(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},U.unregisterListeners=function(){this.hls.off(G.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,b){var S=this.hls.config;if(S.capLevelOnFPSDrop){var O=b.media instanceof self.HTMLVideoElement?b.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,b,S){var O=performance.now();if(b){if(this.lastTime){var _=O-this.lastTime,x=S-this.lastDroppedFrames,y=b-this.lastDecodedFrames,d=1e3*x/_,o=this.hls;if(o.trigger(G.Events.FPS_DROP,{currentDropped:x,currentDecoded:y,totalDroppedFrames:S}),d>0&&x>o.config.fpsDroppedMonitoringThreshold*y){var u=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=u)&&(u=u-1,o.trigger(G.Events.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:o.currentLevel}),o.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=O,this.lastDroppedFrames=S,this.lastDecodedFrames=b}},U.checkFPSInterval=function(){var A=this.media;if(A)if(this.isVideoPlaybackQualityAvailable){var b=A.getVideoPlaybackQuality();this.checkFPS(A,b.totalVideoFrames,b.droppedVideoFrames)}else this.checkFPS(A,A.webkitDecodedFrameCount,A.webkitDroppedFrameCount)},B}();z.default=P},"./src/controller/fragment-finders.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"findFragmentByPDT",function(){return P}),L.d(z,"findFragmentByPTS",function(){return B}),L.d(z,"fragmentWithinToleranceTest",function(){return U}),L.d(z,"pdtWithinToleranceTest",function(){return k}),L.d(z,"findFragWithCC",function(){return A});var G=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function P(b,S,O){if(S===null||!Array.isArray(b)||!b.length||!Object(G.isFiniteNumber)(S))return null;var _=b[0].programDateTime;if(S<(_||0))return null;var x=b[b.length-1].endProgramDateTime;if(S>=(x||0))return null;O=O||0;for(var y=0;y<b.length;++y){var d=b[y];if(k(S,O,d))return d}return null}function B(b,S,O,_){O===void 0&&(O=0),_===void 0&&(_=0);var x=null;if(b?x=S[b.sn-S[0].sn+1]||null:O===0&&S[0].start===0&&(x=S[0]),x&&U(O,_,x)===0)return x;var y=I.default.search(S,U.bind(null,O,_));return y||x}function U(b,S,O){b===void 0&&(b=0),S===void 0&&(S=0);var _=Math.min(S,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-_<=b?1:O.start-_>b&&O.start?-1:0}function k(b,S,O){var _=Math.min(S,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,x=O.endProgramDateTime||0;return x-_>b}function A(b,S){return I.default.search(b,function(O){return O.cc<S?1:O.cc>S?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"FragmentState",function(){return P}),L.d(z,"FragmentTracker",function(){return B});var G=L("./src/events.ts"),I=L("./src/types/loader.ts"),P;(function(A){A.NOT_LOADED="NOT_LOADED",A.BACKTRACKED="BACKTRACKED",A.APPENDING="APPENDING",A.PARTIAL="PARTIAL",A.OK="OK"})(P||(P={}));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 b=A.prototype;return b._registerListeners=function(){var O=this.hls;O.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},b._unregisterListeners=function(){var O=this.hls;O.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},b.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},b.getAppendedFrag=function(O,_){if(_===I.PlaylistLevelType.MAIN){var x=this.activeFragment,y=this.activeParts;if(!x)return null;if(y)for(var d=y.length;d--;){var o=y[d],u=o?o.end:x.appendedPTS;if(o.start<=O&&u!==void 0&&O<=u)return d>9&&(this.activeParts=y.slice(d-9)),o}else if(x.start<=O&&x.appendedPTS!==void 0&&O<=x.appendedPTS)return x}return this.getBufferedFrag(O,_)},b.getBufferedFrag=function(O,_){for(var x=this.fragments,y=Object.keys(x),d=y.length;d--;){var o=x[y[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},b.detectEvictedFragments=function(O,_,x){var y=this;Object.keys(this.fragments).forEach(function(d){var o=y.fragments[d];if(!o)return;if(!o.buffered){o.body.type===x&&y.removeFragment(o.body);return}var u=o.range[O];if(!u)return;u.time.some(function(s){var w=!y.isTimeBuffered(s.startPTS,s.endPTS,_);return w&&y.removeFragment(o.body),w})})},b.detectPartialFragments=function(O){var _=this,x=this.timeRanges,y=O.frag,d=O.part;if(!x||y.sn==="initSegment")return;var o=k(y),u=this.fragments[o];if(!u)return;Object.keys(x).forEach(function(s){var w=y.elementaryStreams[s];if(!w)return;var g=x[s],f=d!==null||w.partial===!0;u.range[s]=_.getBufferedTimes(y,d,f,g)}),u.backtrack=u.loaded=null,Object.keys(u.range).length?u.buffered=!0:this.removeFragment(u.body)},b.fragBuffered=function(O){var _=k(O),x=this.fragments[_];x&&(x.backtrack=x.loaded=null,x.buffered=!0)},b.getBufferedTimes=function(O,_,x,y){for(var d={time:[],partial:x},o=_?_.start:O.start,u=_?_.end:O.end,s=O.minEndPTS||u,w=O.maxStartPTS||o,g=0;g<y.length;g++){var f=y.start(g)-this.bufferPadding,C=y.end(g)+this.bufferPadding;if(w>=f&&s<=C){d.time.push({startPTS:Math.max(o,y.start(g)),endPTS:Math.min(u,y.end(g))});break}else if(o<C&&u>f)d.partial=!0,d.time.push({startPTS:Math.max(o,y.start(g)),endPTS:Math.min(u,y.end(g))});else if(u<=f)break}return d},b.getPartialFragment=function(O){var _=null,x,y,d,o=0,u=this.bufferPadding,s=this.fragments;return Object.keys(s).forEach(function(w){var g=s[w];if(!g)return;U(g)&&(y=g.body.start-u,d=g.body.end+u,O>=y&&O<=d&&(x=Math.min(O-y,d-O),o<=x&&(_=g.body,o=x)))}),_},b.getState=function(O){var _=k(O),x=this.fragments[_];return x?x.buffered?U(x)?P.PARTIAL:P.OK:x.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},b.backtrack=function(O,_){var x=k(O),y=this.fragments[x];if(!y||y.backtrack)return null;var d=y.backtrack=_||y.loaded;return y.loaded=null,d},b.getBacktrackData=function(O){var _=k(O),x=this.fragments[_];if(x){var y,d=x.backtrack;if(d!=null&&(y=d.payload)!==null&&y!==void 0&&y.byteLength)return d;this.removeFragment(O)}return null},b.isTimeBuffered=function(O,_,x){for(var y,d,o=0;o<x.length;o++){if(y=x.start(o)-this.bufferPadding,d=x.end(o)+this.bufferPadding,O>=y&&_<=d)return!0;if(_<=y)return!1}return!1},b.onFragLoaded=function(O,_){var x=_.frag,y=_.part;if(x.sn==="initSegment"||x.bitrateTest||y)return;var d=k(x);this.fragments[d]={body:x,loaded:_,backtrack:null,buffered:!1,range:Object.create(null)}},b.onBufferAppended=function(O,_){var x=this,y=_.frag,d=_.part,o=_.timeRanges;if(y.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=y,d){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(s){var w=o[s];if(x.detectEvictedFragments(s,w),!d)for(var g=0;g<w.length;g++)y.appendedPTS=Math.max(w.end(g),y.appendedPTS||0)})},b.onFragBuffered=function(O,_){this.detectPartialFragments(_)},b.hasFragment=function(O){var _=k(O);return!!this.fragments[_]},b.removeFragmentsInRange=function(O,_,x){var y=this;Object.keys(this.fragments).forEach(function(d){var o=y.fragments[d];if(!o)return;if(o.buffered){var u=o.body;u.type===x&&u.start<_&&u.end>O&&y.removeFragment(u)}})},b.removeFragment=function(O){var _=k(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[_]},b.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},A}();function U(A){var b,S;return A.buffered&&(((b=A.range.video)===null||b===void 0?void 0:b.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,z,L){"use strict";L.r(z),L.d(z,"STALL_MINIMUM_DURATION_MS",function(){return U}),L.d(z,"MAX_START_GAP_JUMP",function(){return k}),L.d(z,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return A}),L.d(z,"SKIP_BUFFER_RANGE_START",function(){return b}),L.d(z,"default",function(){return S});var G=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),P=L("./src/events.ts"),B=L("./src/utils/logger.ts"),U=250,k=2,A=.1,b=.05,S=function(){function O(x,y,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=y,this.fragmentTracker=d,this.hls=o}var _=O.prototype;return _.destroy=function(){this.hls=this.fragmentTracker=this.media=null},_.poll=function(y){var d=this.config,o=this.media,u=this.stalled,s=o.currentTime,w=o.seeking,g=this.seeking&&!w,f=!this.seeking&&w;if(this.seeking=w,s!==y){if(this.moved=!0,u!==null){if(this.stallReported){var C=self.performance.now()-u;B.logger.warn("playback not stuck anymore @"+s+", after "+Math.round(C)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||g)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!G.BufferHelper.getBuffered(o).length)return;var m=G.BufferHelper.bufferInfo(o,s,0),h=m.len>0,c=m.nextStart||0;if(!h&&!c)return;if(w){var l=m.len>k,a=!c||c-s>k&&!this.fragmentTracker.getPartialFragment(s);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,p=Math.max(c,m.start||0)-s,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=E==null||((v=E.details)===null||v===void 0)?void 0:v.live,F=M?E.details.targetduration*2:k;if(p>0&&p<=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(m.len);var D=G.BufferHelper.bufferInfo(o,s,d.maxBufferHole);this._tryFixBufferStall(D,W)},_._tryFixBufferStall=function(y,d){var o=this.config,u=this.fragmentTracker,s=this.media,w=s.currentTime,g=u.getPartialFragment(w);if(g){var f=this._trySkipBufferHole(g);if(f)return}y.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},_._reportStall=function(y){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="+y+")"),d.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:y}))},_._trySkipBufferHole=function(y){for(var d=this.config,o=this.hls,u=this.media,s=u.currentTime,w=0,g=G.BufferHelper.getBuffered(u),f=0;f<g.length;f++){var C=g.start(f);if(s+d.maxBufferHole>=w&&s<C){var m=Math.max(C+b,u.currentTime+A);return B.logger.warn("skipping hole, adjusting currentTime from "+s+" to "+m),this.moved=!0,this.stalled=null,u.currentTime=m,y&&o.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+s+" to "+m,frag:y}),m}w=g.end(f)}return 0},_._tryNudgeBuffer=function(){var y=this.config,d=this.hls,o=this.media,u=o.currentTime,s=(this.nudgeRetry||0)+1;if(this.nudgeRetry=s,s<y.nudgeMaxRetry){var w=u+s*y.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+u+" to "+w),o.currentTime=w,d.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+u+" after "+y.nudgeMaxRetry+" nudges"),d.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/demux/id3.ts"),B=.25,U=function(){function k(b){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=b,this._registerListeners()}var A=k.prototype;return A.destroy=function(){this._unregisterListeners()},A._registerListeners=function(){var S=this.hls;S.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},A._unregisterListeners=function(){var S=this.hls;S.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.off(G.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 y=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<x.length;d++){var o=P.getID3Frames(x[d].data);if(o){var u=x[d].pts,s=d<x.length-1?x[d+1].pts:_.end,w=s-u;w<=0&&(s=u+B);for(var g=0;g<o.length;g++){var f=o[g];if(!P.isTimeStampFrame(f)){var C=new y(u,s,"");C.value=f,this.id3Track.addCue(C)}}}}},A.onBufferFlushing=function(S,O){var _=O.startOffset,x=O.endOffset,y=O.type;if(!y||y==="audio"){var d=this.id3Track;d&&Object(I.removeCuesInRange)(d,_,x)}},k}();z.default=U},"./src/controller/latency-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return k});var G=L("./src/errors.ts"),I=L("./src/events.ts"),P=L("./src/utils/logger.ts");function B(A,b){for(var S=0;S<b.length;S++){var O=b[S];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(A,O.key,O)}}function U(A,b,S){return b&&B(A.prototype,b),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 b=A.prototype;return b.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},b.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)},b.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)},b.onMediaAttached=function(O,_){this.media=_.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},b.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},b.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},b.onLevelUpdated=function(O,_){var x=_.details;this.levelDetails=x,x.advanced&&this.timeupdate(),!x.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},b.onError=function(O,_){if(_.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},b.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 y=this.config,d=y.lowLatencyMode,o=y.maxLiveSyncPlaybackRate;if(!d||o===1)return;var u=this.targetLatency;if(u===null)return;var s=x-u,w=Math.min(this.maxLatency,u+_.targetduration),g=s<w;if(_.live&&g&&s>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,o)),C=Math.round(2/(1+Math.exp(-.75*s-this.edgeStalled))*20)/20;O.playbackRate=Math.min(f,Math.max(1,C))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},b.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},b.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,y=O.targetduration,d=this.config,o=d.liveSyncDuration,u=d.liveSyncDurationCount,s=d.lowLatencyMode,w=this.hls.userConfig,g=s&&x||_;(w.liveSyncDuration||w.liveSyncDurationCount||g===0)&&(g=o!==void 0?o:u*y);var f=y,C=1;return g+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 y=x.edge,d=O-_-this.edgeStalled,o=y-x.totalduration,u=y-(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,z,L){"use strict";L.r(z),L.d(z,"default",function(){return d});var G=L("./src/types/level.ts"),I=L("./src/events.ts"),P=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 b(){return b=Object.assign||function(o){for(var u=1;u<arguments.length;u++){var s=arguments[u];for(var w in s)Object.prototype.hasOwnProperty.call(s,w)&&(o[w]=s[w])}return o},b.apply(this,arguments)}function S(o,u){for(var s=0;s<u.length;s++){var w=u[s];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,u,s){return u&&S(o.prototype,u),s&&S(o,s),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,g){return w.__proto__=g,w},x(o,u)}var y=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){_(u,o);function u(w){var g;return g=o.call(this,w,"[level-controller]")||this,g._levels=[],g._firstLevel=-1,g._startLevel=void 0,g.currentLevelIndex=-1,g.manualLevelIndex=-1,g.onParsedComplete=void 0,g._registerListeners(),g}var s=u.prototype;return s._registerListeners=function(){var g=this.hls;g.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),g.on(I.Events.ERROR,this.onError,this)},s._unregisterListeners=function(){var g=this.hls;g.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),g.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),g.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),g.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),g.off(I.Events.ERROR,this.onError,this)},s.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},s.startLoad=function(){var g=this._levels;g.forEach(function(f){f.loadError=0}),o.prototype.startLoad.call(this)},s.onManifestLoaded=function(g,f){var C=[],m=[],h=[],c,l={},a,v=!1,p=!1,E=!1;if(f.levels.forEach(function(W){var D=W.attrs;v=v||!!(W.width&&W.height),p=p||!!W.videoCodec,E=E||!!W.audioCodec,y&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var R=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=l[R],a?a.url.push(W.url):(a=new G.Level(W),l[R]=a,C.push(a)),D&&(D.AUDIO&&Object(U.addGroupId)(a,"audio",D.AUDIO),D.SUBTITLES&&Object(U.addGroupId)(a,"text",D.SUBTITLES))}),(v||p)&&E&&(C=C.filter(function(W){var D=W.videoCodec,R=W.width,H=W.height;return!!D||!!(R&&H)})),C=C.filter(function(W){var D=W.audioCodec,R=W.videoCodec;return(!D||Object(B.isCodecSupportedInMp4)(D,"audio"))&&(!R||Object(B.isCodecSupportedInMp4)(R,"video"))}),f.audioTracks&&(m=f.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(U.assignTrackIdsByGroup)(m)),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&&!p,j={levels:C,audioTracks:m,subtitleTracks:h,firstLevel:this._firstLevel,stats:f.stats,audio:E,video:p,altAudio:!F&&m.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:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},s.onError=function(g,f){if(o.prototype.onError.call(this,g,f),f.fatal)return;var C=f.context,m=this._levels[this.currentLevelIndex];if(C&&(C.type===A.PlaylistContextType.AUDIO_TRACK&&m.audioGroupIds&&C.groupId===m.audioGroupIds[m.urlId]||C.type===A.PlaylistContextType.SUBTITLE_TRACK&&m.textGroupIds&&C.groupId===m.textGroupIds[m.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,l;switch(f.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(f.frag){var a=this._levels[f.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=f.frag.level)):l=f.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:C&&(C.deliveryDirectives&&(c=!1),l=C.level),h=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:l=f.level,h=!0;break}l!==void 0&&this.recoverLevel(f,l,h,c)},s.recoverLevel=function(g,f,C,m){var h=g.details,c=this._levels[f];if(c.loadError++,C){var l=this.retryLoadingOrFail(g);if(l)g.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(m){var a=c.url.length;if(a>1&&c.loadError<a)g.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var v=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(h+": switch to "+v),g.levelRetry=!0,this.hls.nextAutoLevel=v)}}},s.redundantFailover=function(g){var f=this._levels[g],C=f.url.length;if(C>1){var m=(f.urlId+1)%C;this.warn("Switching to redundant URL-id "+m),this._levels.forEach(function(h){h.urlId=m}),this.level=g}},s.onFragLoaded=function(g,f){var C=f.frag;if(C!==void 0&&C.type===A.PlaylistLevelType.MAIN){var m=this._levels[C.level];m!==void 0&&(m.fragmentError=0,m.loadError=0)}},s.onLevelLoaded=function(g,f){var C,m=f.level,h=f.details,c=this._levels[m];if(!c){var l;this.warn("Invalid level index "+m),(l=f.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(h.deltaUpdateFailed=!0);return}m===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(m,f,c.details)):(C=f.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(h.deltaUpdateFailed=!0)},s.onAudioTrackSwitched=function(g,f){var C=this.hls.levels[this.currentLevelIndex];if(!C)return;if(C.audioGroupIds){for(var m=-1,h=this.hls.audioTracks[f.id].groupId,c=0;c<C.audioGroupIds.length;c++)if(C.audioGroupIds[c]===h){m=c;break}m!==C.urlId&&(C.urlId=m,this.startLoad())}},s.loadPlaylist=function(g){var f=this.currentLevelIndex,C=this._levels[f];if(this.canLoad&&C&&C.url.length>0){var m=C.urlId,h=C.url[m];if(g)try{h=g.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+f+(g?" at sn "+g.msn+" part "+g.part:"")+" with URL-id "+m+" "+h),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:h,level:f,id:m,deliveryDirectives:g||null})}},s.removeLevel=function(g,f){var C=function(c,l){return l!==f},m=this._levels.filter(function(h,c){return c!==g?!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 l=h.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),h});this._levels=m,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:m})},O(u,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(g){var f,C=this._levels;if(C.length===0)return;if(this.currentLevelIndex===g&&(f=C[g])!==null&&f!==void 0&&f.details)return;if(g<0||g>=C.length){var m=g<0;if(this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:g,fatal:m,reason:"invalid level idx"}),m)return;g=Math.min(g,C.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=C[h],l=C[g];this.log("switching to level "+g+" from "+h),this.currentLevelIndex=g;var a=b({},l,{level:g,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var v=l.details;if(!v||v.live){var p=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(g){this.manualLevelIndex=g,this._startLevel===void 0&&(this._startLevel=g),g!==-1&&(this.level=g)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(g){this._firstLevel=g}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var g=this.hls.config.startLevel;return g!==void 0?g:this._firstLevel}else return this._startLevel},set:function(g){this._startLevel=g}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(g){this.level=g,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=g)}}]),u}(k.default)},"./src/controller/level-helper.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"addGroupId",function(){return P}),L.d(z,"assignTrackIdsByGroup",function(){return B}),L.d(z,"updatePTS",function(){return U}),L.d(z,"updateFragPTSDTS",function(){return A}),L.d(z,"mergeDetails",function(){return b}),L.d(z,"mapPartIntersection",function(){return S}),L.d(z,"mapFragmentIntersection",function(){return O}),L.d(z,"adjustSliding",function(){return _}),L.d(z,"addSliding",function(){return x}),L.d(z,"computeReloadInterval",function(){return y}),L.d(z,"getFragmentWithSN",function(){return d}),L.d(z,"getPartWith",function(){return o});var G=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function P(u,s,w){switch(s){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 s={};u.forEach(function(w){var g=w.groupId||"";w.id=s[g]=s[g]||0,s[g]++})}function U(u,s,w){var g=u[s],f=u[w];k(g,f)}function k(u,s){var w=s.startPTS;if(Object(G.isFiniteNumber)(w)){var g=0,f;s.sn>u.sn?(g=w-u.start,f=u):(g=u.start-w,f=s),f.duration!==g&&(f.duration=g)}else if(s.sn>u.sn){var C=u.cc===s.cc;C&&u.minEndPTS?s.start=u.start+(u.minEndPTS-u.start):s.start=u.start+u.duration}else s.start=Math.max(u.start-s.duration,0)}function A(u,s,w,g,f,C){var m=g-w;m<=0&&(I.logger.warn("Fragment should have a positive duration",s),g=w+s.duration,C=f+s.duration);var h=w,c=g,l=s.startPTS,a=s.endPTS;if(Object(G.isFiniteNumber)(l)){var v=Math.abs(l-w);Object(G.isFiniteNumber)(s.deltaPTS)?s.deltaPTS=Math.max(v,s.deltaPTS):s.deltaPTS=v,h=Math.max(w,l),w=Math.min(w,l),f=Math.min(f,s.startDTS),c=Math.min(g,a),g=Math.max(g,a),C=Math.max(C,s.endDTS)}s.duration=g-w;var p=w-s.start;s.appendedPTS=g,s.start=s.startPTS=w,s.maxStartPTS=h,s.startDTS=f,s.endPTS=g,s.minEndPTS=c,s.endDTS=C;var E=s.sn;if(!u||E<u.startSN||E>u.endSN)return 0;var M,F=E-u.startSN,j=u.fragments;for(j[F]=s,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,p}function b(u,s){for(var w=null,g=u.fragments,f=g.length-1;f>=0;f--){var C=g[f].initSegment;if(C){w=C;break}}u.fragmentHint&&delete u.fragmentHint.endPTS;var m=0,h;if(O(u,s,function(M,F){M.relurl&&(m=M.cc-F.cc),Object(G.isFiniteNumber)(M.startPTS)&&Object(G.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(h=F),s.PTSKnown=s.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=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.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(s.skippedSegments&&(s.deltaUpdateFailed=s.fragments.some(function(M){return!M}),s.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=s.skippedSegments;l--;)s.fragments.shift();s.startSN=s.fragments[0].sn,s.startCC=s.fragments[0].cc}var a=s.fragments;if(m){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=m}s.skippedSegments&&(s.startCC=s.fragments[0].cc),S(u.partList,s.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),h?A(s,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):_(u,s),a.length&&(s.totalduration=s.edge-a[0].start),s.driftStartTime=u.driftStartTime,s.driftStart=u.driftStart;var p=s.advancedDateTime;if(s.advanced&&p){var E=s.edge;s.driftStart||(s.driftStartTime=p,s.driftStart=E),s.driftEndTime=p,s.driftEnd=E}else s.driftEndTime=u.driftEndTime,s.driftEnd=u.driftEnd,s.advancedDateTime=u.advancedDateTime}function S(u,s,w){if(u&&s)for(var g=0,f=0,C=u.length;f<=C;f++){var m=u[f],h=s[f+g];m&&h&&m.index===h.index&&m.fragment.sn===h.fragment.sn?w(m,h):g--}}function O(u,s,w){for(var g=s.skippedSegments,f=Math.max(u.startSN,s.startSN)-s.startSN,C=(u.fragmentHint?1:0)+(g?s.endSN:Math.min(u.endSN,s.endSN))-s.startSN,m=s.startSN-u.startSN,h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,c=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,l=f;l<=C;l++){var a=c[m+l],v=h[l];g&&!v&&l<g&&(v=s.fragments[l]=a),a&&v&&w(a,v)}}function _(u,s){var w=s.startSN+s.skippedSegments-u.startSN,g=u.fragments;if(w<0||w>=g.length)return;x(s,g[w].start)}function x(u,s){if(s){for(var w=u.fragments,g=u.skippedSegments;g<w.length;g++)w[g].start+=s;u.fragmentHint&&(u.fragmentHint.start+=s)}}function y(u,s){var w=1e3*u.levelTargetDuration,g=w/2,f=u.age,C=f>0&&f<w*3,m=s.loading.end-s.loading.start,h,c=u.availabilityDelay;if(u.updated===!1)if(C){var l=333*u.misses;h=Math.max(Math.min(g,m*2),l),u.availabilityDelay=(u.availabilityDelay||0)+h}else h=g;else C?(c=Math.min(c||w/2,f),u.availabilityDelay=c,h=c+w-f):h=w-m;return Math.round(h)}function d(u,s,w){if(!u||!u.details)return null;var g=u.details,f=g.fragments[s-g.startSN];return f||(f=g.fragmentHint,f&&f.sn===s?f:s<g.startSN&&w&&w.sn===s?w:null)}function o(u,s,w){if(!u||!u.details)return null;var g=u.details.partList;if(g)for(var f=g.length;f--;){var C=g[f];if(C.index===w&&C.fragment.sn===s)return C}return null}},"./src/controller/stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return g});var G=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),P=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"),b=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"),y=L("./src/utils/logger.ts");function d(f,C){for(var m=0;m<C.length;m++){var h=C[m];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function o(f,C,m){return C&&d(f.prototype,C),m&&d(f,m),f}function u(f,C){f.prototype=Object.create(C.prototype),f.prototype.constructor=f,s(f,C)}function s(f,C){return s=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},s(f,C)}var w=100,g=function(f){u(C,f);function C(h,c){var l;return l=f.call(this,h,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var m=C.prototype;return m._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)},m._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)},m.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},m.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var v=a.startLevel;v===-1&&(a.config.testBandwidth?(v=0,this.bitrateTest=!0):v=a.nextAutoLevel),this.level=a.nextLoadLevel=v,this.loadedmetadata=!1}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},m.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},m.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,v=l==null||((c=l[a])===null||c===void 0)?void 0:c.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var p,E=self.performance.now(),M=this.retryDate;(!M||E>=M||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},m.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},m.doTickIdle=function(){var c,l,a=this.hls,v=this.levelLastLoaded,p=this.levels,E=this.media,M=a.config,F=a.nextLoadLevel;if(v===null||!E&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[F])return;var j=p[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===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 R=D.len,H=this.getMaxBufferLength(j.maxBitrate);if(R>=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?b.ElementaryStreamTypes.AUDIO:b.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"&&!((l=oe.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(oe,W):this.loadFragment(oe,W,ee)},m.loadFragment=function(c,l,a){var v,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===k.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(c);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else p=k.FragmentState.NOT_LOADED}p===k.FragmentState.NOT_LOADED||p===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,l,a)):p===k.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},m.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,A.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},m.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,A.PlaylistLevelType.MAIN)},m.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},m.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},m.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,v=this.getAppendedFrag(l.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!l.paused&&c){var p=this.hls.nextLoadLevel,E=c[p],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*E.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(l.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,D=j.duration,R=Math.max(F.end,W+Math.min(Math.max(D-this.config.maxFragLookUpTolerance,D*.5),D*.75));this.flushMainBuffer(R,Number.POSITIVE_INFINITY)}}}},m.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()},m.flushMainBuffer=function(c,l){f.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},m.onMediaAttached=function(c,l){f.prototype.onMediaAttached.call(this,c,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new _.default(this.config,a,this.fragmentTracker,this.hls)},m.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)},m.onMediaPlaying=function(){this.tick()},m.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(G.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},m.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},m.onManifestParsed=function(c,l){var a=!1,v=!1,p;l.levels.forEach(function(E){p=E.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},m.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var v=a[l.level];(!v.details||v.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(v.details))&&(this.state=I.State.WAITING_LEVEL)},m.onLevelLoaded=function(c,l){var a,v=this.levels,p=l.level,E=l.details,M=E.totalduration;if(!v){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" 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!==l.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var j=v[p],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=p,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:E,level:p}),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()},m._handleFragmentLoadProgress=function(c){var l,a=c.frag,v=c.part,p=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=(l=a.initSegment)===null||l===void 0?void 0:l.data,R=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=v?v.index:-1,ee=Y!==-1,oe=new O.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,Y,ee),Te=this.initPTS[a.cc];H.push(p,D,R,j,a,v,F.totalduration,W,oe,Te)},m.onAudioTrackSwitching=function(c,l){var a=this.altAudio,v=!!l.url,p=l.id;if(!v){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var 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:p})}},m.onAudioTrackSwitched=function(c,l){var a=l.id,v=!!this.hls.audioTracks[a].url;if(v){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=v,this.tick()},m.onBufferCreated=function(c,l){var a=l.tracks,v,p,E=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(p=M,v=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&v?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},m.onFragBuffered=function(c,l){var a=l.frag,v=l.part;if(a&&a.type!==A.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(v?" p: "+v.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var p=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},m.onError=function(c,l){switch(l.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,l);break;case x.ErrorDetails.LEVEL_LOAD_ERROR:case x.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=I.State.ERROR):!l.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case x.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,A.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},m.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=U.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},m.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},m.onBufferFlushed=function(c,l){var a=l.type;if(a!==b.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===b.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,A.PlaylistLevelType.MAIN)}},m.onLevelsUpdated=function(c,l){this.levels=l.levels},m.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},m.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){y.logger.log("could not seek to "+a+", already seeking at "+l);return}var v=U.BufferHelper.getBuffered(c),p=v.length?v.start(0):0,E=p-a;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(y.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 "+l),c.currentTime=a}},m._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},m._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var v=l.hls;if(!a||v.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=I.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),v.trigger(B.Events.FRAG_LOADED,a)})},m._handleTransmuxComplete=function(c){var l,a="main",v=this.hls,p=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=p.video,R=p.text,H=p.id3,Y=p.initSegment,ee=this.altAudio?void 0:p.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,F,E),v.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Y.tracks}));var oe=Y.initPTS,Te=Y.timescale;Object(G.isFiniteNumber)(oe)&&(this.initPTS[F.cc]=oe,v.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:oe,timescale:Te}))}if(D&&p.independent!==!1){if(W.details){var ye=D.startPTS,he=D.endPTS,le=D.startDTS,pe=D.endDTS;if(j)j.elementaryStreams[D.type]={startPTS:ye,endPTS:he,startDTS:le,endDTS:pe};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,pe,!0)}F.setElementaryStreamInfo(D.type,ye,he,le,pe),this.bufferFragmentData(D,F,j,E)}}else if(p.independent===!1){this.backtrack(F);return}if(ee){var me=ee.startPTS,J=ee.endPTS,ne=ee.startDTS,q=ee.endDTS;j&&(j.elementaryStreams[b.ElementaryStreamTypes.AUDIO]={startPTS:me,endPTS:J,startDTS:ne,endDTS:q}),F.setElementaryStreamInfo(b.ElementaryStreamTypes.AUDIO,me,J,ne,q),this.bufferFragmentData(ee,F,j,E)}if(H!=null&&(l=H.samples)!==null&&l!==void 0&&l.length){var xe={frag:F,id:a,samples:H.samples};v.trigger(B.Events.FRAG_PARSING_METADATA,xe)}if(R){var _e={frag:F,id:a,samples:R.samples};v.trigger(B.Events.FRAG_PARSING_USERDATA,_e)}},m._bufferInitSegment=function(c,l,a,v){var p=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var E=l.audio,M=l.video,F=l.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,l),Object.keys(l).forEach(function(D){var R=l[D],H=R.initSegment;H!=null&&H.byteLength&&p.hls.trigger(B.Events.BUFFER_APPENDING,{type:D,data:H,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},m.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=I.State.BACKTRACKING},m.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(U.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):U.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var v=this.fragPlaying,p=l.level;(!v||l.sn!==v.sn||v.level!==p||l.urlId!==v.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!v||v.level!==p)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=l)}}},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 l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),C}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"SubtitleStreamController",function(){return u});var G=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=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"),b=L("./src/controller/base-stream-controller.ts"),S=L("./src/types/loader.ts"),O=L("./src/types/level.ts");function _(s,w){for(var g=0;g<w.length;g++){var f=w[g];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(s,f.key,f)}}function x(s,w,g){return w&&_(s.prototype,w),g&&_(s,g),s}function y(s,w){s.prototype=Object.create(w.prototype),s.prototype.constructor=s,d(s,w)}function d(s,w){return d=Object.setPrototypeOf||function(f,C){return f.__proto__=C,f},d(s,w)}var o=500,u=function(s){y(w,s);function w(f,C){var m;return m=s.call(this,f,C,"[subtitle-stream-controller]")||this,m.levels=[],m.currentTrackId=-1,m.tracksBuffered=[],m.mainDetails=null,m._registerListeners(),m}var g=w.prototype;return g.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},g._registerListeners=function(){var C=this.hls;C.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(G.Events.ERROR,this.onError,this),C.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g._unregisterListeners=function(){var C=this.hls;C.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(G.Events.ERROR,this.onError,this),C.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},g.startLoad=function(){this.stopLoad(),this.state=b.State.IDLE,this.setInterval(o),this.tick()},g.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},g.onLevelLoaded=function(C,m){this.mainDetails=m.details},g.onSubtitleFragProcessed=function(C,m){var h=m.frag,c=m.success;if(this.fragPrevious=h,this.state=b.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,v=h.start,p=0;p<l.length;p++)if(v>=l[p].start&&v<=l[p].end){a=l[p];break}var E=h.start+h.duration;a?a.end=E:(a={start:v,end:E},l.push(a)),this.fragmentTracker.fragBuffered(h)},g.onBufferFlushing=function(C,m){var h=m.startOffset,c=m.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var v=a[l].details,p=v.targetduration,E=c-p;if(E<=0)return;m.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)}},g.onError=function(C,m){var h,c=m.frag;if(!c||c.type!==S.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=b.State.IDLE},g.onSubtitleTracksUpdated=function(C,m){var h=this,c=m.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new O.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){h.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},g.onSubtitleTrackSwitch=function(C,m){if(this.currentTrackId=m.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)},g.onSubtitleTrackLoaded=function(C,m){var h,c=m.details,l=m.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var p=v[a];if(l>=v.length||l!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=p.details)!==null&&h!==void 0&&h.live){var E=this.mainDetails;if(c.deltaUpdateFailed||!E)return;var M=E.fragments[0];if(!p.details)c.hasProgramDateTime&&E.hasProgramDateTime?Object(U.alignMediaPlaylistByPDT)(c,E):M&&Object(k.addSliding)(c,M.start);else{var F=this.alignPlaylists(c,p.details);F===0&&M&&Object(k.addSliding)(c,M.start)}}if(p.details=c,this.levelLastLoaded=l,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===b.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},g._handleFragmentLoadComplete=function(C){var m=C.frag,h=C.payload,c=m.decryptdata,l=this.hls;if(this.fragContextChanged(m))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(v){var p=performance.now();l.trigger(G.Events.FRAG_DECRYPTED,{frag:m,payload:v,stats:{tstart:a,tdecrypt:p}})})}},g.doTick=function(){if(!this.media){this.state=b.State.IDLE;return}if(this.state===b.State.IDLE){var C,m=this.currentTrackId,h=this.levels;if(!h.length||!h[m]||!h[m].details)return;var c=h[m].details,l=c.targetduration,a=this.config,v=this.media,p=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-l,a.maxBufferHole),E=p.end,M=p.len,F=this.getMaxBufferLength()+l;if(M>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,W=j.length,D=c.edge,R,H=this.fragPrevious;if(E<D){var Y=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(R=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,Y)),R||(R=Object(B.findFragmentByPTS)(H,j,E,Y),!R&&H&&H.start<j[0].start&&(R=j[0]))}else R=j[W-1];(C=R)!==null&&C!==void 0&&C.encrypted?(I.logger.log("Loading key for "+R.sn),this.state=b.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:R})):R&&this.fragmentTracker.getState(R)===A.FragmentState.NOT_LOADED&&this.loadFragment(R,c,E)}},g.loadFragment=function(C,m,h){this.fragCurrent=C,s.prototype.loadFragment.call(this,C,m,h)},x(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(b.default)},"./src/controller/subtitle-track-controller.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(_,x){for(var y=0;y<x.length;y++){var d=x[y];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(_,d.key,d)}}function k(_,x,y){return x&&U(_.prototype,x),y&&U(_,y),_}function A(_,x){_.prototype=Object.create(x.prototype),_.prototype.constructor=_,b(_,x)}function b(_,x){return b=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},b(_,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 y=x.prototype;return y.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,_.prototype.destroy.call(this)},y.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(G.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(G.Events.ERROR,this.onError,this)},y.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)},y.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},y.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},y.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},y.onManifestParsed=function(o,u){this.tracks=u.subtitleTracks},y.onSubtitleTrackLoaded=function(o,u){var s=u.id,w=u.details,g=this.trackId,f=this.tracksInGroup[g];if(!f){this.warn("Invalid subtitle track id "+s);return}var C=f.details;f.details=u.details,this.log("subtitle track "+s+" loaded ["+w.startSN+"-"+w.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,u,C))},y.onLevelLoading=function(o,u){this.switchLevel(u.level)},y.onLevelSwitching=function(o,u){this.switchLevel(u.level)},y.switchLevel=function(o){var u=this.hls.levels[o];if(!(u!=null&&u.textGroupIds))return;var s=u.textGroupIds[u.urlId];if(this.groupId!==s){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,g=this.tracks.filter(function(m){return!s||m.groupId===s});this.tracksInGroup=g;var f=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=s;var C={subtitleTracks:g};this.log("Updating subtitle tracks, "+g.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,C),f!==-1&&this.setSubtitleTrack(f,w)}},y.findTrackId=function(o){for(var u=this.tracksInGroup,s=0;s<u.length;s++){var w=u[s];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},y.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)},y.loadPlaylist=function(o){var u=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(u)){var s=u.id,w=u.groupId,g=u.url;if(o)try{g=o.addDirectives(g)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+s),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:g,id:s,groupId:w,deliveryDirectives:o||null})}},y.toggleTrackModes=function(o){var u=this,s=this.media,w=this.subtitleDisplay,g=this.trackId;if(!s)return;var f=O(s.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 m=C[g];m&&(m.mode="disabled")}var h=C[o];h&&(h.mode=w?"showing":"hidden")},y.setSubtitleTrack=function(o,u){var s,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(s=w[o])!==null&&s!==void 0&&s.details)||o<-1||o>=w.length)return;this.clearTimer();var g=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,g){var f=g.id,C=g.groupId,m=C===void 0?"":C,h=g.name,c=g.type,l=g.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:m,name:h,type:c,url:l});var a=this.switchParams(g.url,u==null?void 0:u.details);this.loadPlaylist(a)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:o})},y.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),s=0;s<u.length;s++)if(u[s].mode==="hidden")o=s;else if(u[s].mode==="showing"){o=s;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}(P.default);function O(_){for(var x=[],y=0;y<_.length;y++){var d=_[y];d.kind==="subtitles"&&d.label&&x.push(_[y])}return x}z.default=S},"./src/controller/timeline-controller.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"TimelineController",function(){return O});var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),U=L("./src/utils/webvtt-parser.ts"),k=L("./src/utils/texttrack-utils.ts"),A=L("./src/utils/imsc1-ttml-parser.ts"),b=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=y(),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 s=new B.default(this,"textTrack1"),w=new B.default(this,"textTrack2"),g=new B.default(this,"textTrack3"),f=new B.default(this,"textTrack4");this.cea608Parser1=new P.default(1,s,w),this.cea608Parser2=new P.default(3,g,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 s=this.hls;s.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.off(I.Events.FRAG_LOADING,this.onFragLoading,this),s.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(s,w,g,f,C){for(var m=!1,h=C.length;h--;){var c=C[h],l=x(c[0],c[1],w,g);if(l>=0&&(c[0]=Math.min(c[0],w),c[1]=Math.max(c[1],g),m=!0,l/(g-w)>.5))return}if(m||C.push([w,g]),this.config.renderTextTracksNatively){var a=this.captionsTracks[s];this.Cues.newCue(a,w,g,f)}else{var v=this.Cues.newCue(null,w,g,f);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:v,track:s})}},o.onInitPtsFound=function(s,w){var g=this,f=w.frag,C=w.id,m=w.initPTS,h=w.timescale,c=this.unparsedVttFrags;C==="main"&&(this.initPTS[f.cc]=m,this.timescale[f.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){g.onFragLoaded(I.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(s){var w=this.media;if(w)for(var g=0;g<w.textTracks.length;g++){var f=w.textTracks[g];if(f[s])return f}return null},o.createCaptionsTrack=function(s){this.config.renderTextTracksNatively?this.createNativeTrack(s):this.createNonNativeTrack(s)},o.createNativeTrack=function(s){if(this.captionsTracks[s])return;var w=this.captionsProperties,g=this.captionsTracks,f=this.media,C=w[s],m=C.label,h=C.languageCode,c=this.getExistingTrack(s);if(c)g[s]=c,Object(k.clearCurrentCues)(g[s]),Object(k.sendAddTrackEvent)(g[s],f);else{var l=this.createTextTrack("captions",m,h);l&&(l[s]=!0,g[s]=l)}},o.createNonNativeTrack=function(s){if(this.nonNativeCaptionsTracks[s])return;var w=this.captionsProperties[s];if(!w)return;var g=w.label,f={_id:s,label:g,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[s]=f,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},o.createTextTrack=function(s,w,g){var f=this.media;return f?f.addTextTrack(s,w,g):void 0},o.onMediaAttaching=function(s,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var s=this.captionsTracks;Object.keys(s).forEach(function(w){Object(k.clearCurrentCues)(s[w]),delete s[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=y(),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 s=this.media;if(!s)return;var w=s.textTracks;if(w)for(var g=0;g<w.length;g++)Object(k.clearCurrentCues)(w[g])},o.onSubtitleTracksUpdated=function(s,w){var g=this;this.textTracks=[];var f=w.subtitleTracks||[],C=f.some(function(l){return l.textCodec===A.IMSC1_CODEC});if(this.config.enableWebVTT||C&&this.config.enableIMSC1){var m=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(l,a){var v;if(a<h.length){for(var p=null,E=0;E<h.length;E++)if(_(h[E],l)){p=h[E];break}p&&(v=p)}v?Object(k.clearCurrentCues)(v):(v=g.createTextTrack("subtitles",l.name,l.lang),v&&(v.mode="disabled")),v&&(v.groupId=l.groupId,g.textTracks.push(v))})}else if(!m&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(s,w){var g=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(f){var C=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!C)return;var m="textTrack"+C[1],h=g.captionsProperties[m];if(!h)return;h.label=f.name,f.lang&&(h.languageCode=f.lang),h.media=f})},o.onFragLoading=function(s,w){var g=this.cea608Parser1,f=this.cea608Parser2,C=this.lastSn,m=this.lastPartIndex;if(!this.enabled||!(g&&f))return;if(w.frag.type===b.PlaylistLevelType.MAIN){var h,c,l=w.frag.sn,a=(h=w==null||((c=w.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;l===C+1||l===C&&a===m+1||(g.reset(),f.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(s,w){var g=w.frag,f=w.payload,C=this.initPTS,m=this.unparsedVttFrags;if(g.type===b.PlaylistLevelType.SUBTITLE)if(f.byteLength){if(!Object(G.isFiniteNumber)(C[g.cc])){m.push(w),C.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Missing initial subtitle PTS")});return}var h=g.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[g.level],l=this.vttCCs;l[g.cc]||(l[g.cc]={start:g.start,prevCC:this.prevCC,new:!0},this.prevCC=g.cc),c&&c.textCodec===A.IMSC1_CODEC?this._parseIMSC1(g,f):this._parseVTTs(g,f,l)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:g,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(s,w){var g=this,f=this.hls;Object(A.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(C){g._appendCues(C,s.level),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(C){S.logger.log("Failed to parse IMSC1: "+C),f.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:C})})},o._parseVTTs=function(s,w,g){var f=this,C=this.hls;Object(U.parseWebVTT)(w,this.initPTS[s.cc],this.timescale[s.cc],g,s.cc,s.start,function(m){f._appendCues(m,s.level),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(m){f._fallbackToIMSC1(s,w),S.logger.log("Failed to parse VTT cue: "+m),C.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:m})})},o._fallbackToIMSC1=function(s,w){var g=this,f=this.tracks[s.level];f.textCodec||Object(A.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(){f.textCodec=A.IMSC1_CODEC,g._parseIMSC1(s,w)},function(){f.textCodec="wvtt"})},o._appendCues=function(s,w){var g=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[w];if(f.mode==="disabled")return;s.forEach(function(h){return Object(k.addCueToTrack)(f,h)})}else{var C=this.tracks[w],m=C.default?"default":"subtitles"+w;g.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:s,track:m})}},o.onFragDecrypted=function(s,w){var g=w.frag;if(g.type===b.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[g.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(I.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(s,w){var g=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(g&&f))return;for(var C=0;C<w.samples.length;C++){var m=w.samples[C].bytes;if(m){var h=this.extractCea608Data(m);g.addData(w.samples[C].pts,h[0]),f.addData(w.samples[C].pts,h[1])}}},o.onBufferFlushing=function(s,w){var g=w.startOffset,f=w.endOffset,C=w.endOffsetSubtitles,m=w.type,h=this.media;if(!h||h.currentTime<f)return;if(!m||m==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(k.removeCuesInRange)(c[a],g,f)})}if(this.config.renderTextTracksNatively&&(g===0&&C!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(k.removeCuesInRange)(l[a],g,C)})}},o.extractCea608Data=function(s){for(var w=s[0]&31,g=2,f=[[],[]],C=0;C<w;C++){var m=s[g++],h=127&s[g++],c=127&s[g++],l=(4&m)!==0,a=3&m;if(h===0&&c===0)continue;l&&((a===0||a===1)&&(f[a].push(h),f[a].push(c)))}return f},d}();function _(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function x(d,o,u,s){return Math.min(o,s)-Math.max(d,u)}function y(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return G});var G=function(){function I(B,U){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=U}var P=I.prototype;return P.decrypt=function(U,k){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},k,U)},I}()},"./src/crypt/aes-decryptor.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"removePadding",function(){return I}),L.d(z,"default",function(){return P});var G=L("./src/utils/typed-array.ts");function I(B){var U=B.byteLength,k=U&&new DataView(B.buffer).getUint8(U-1);return k?Object(G.sliceUint8)(B,0,U-k):B}var P=function(){function B(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var U=B.prototype;return U.uint8ArrayToUint32Array_=function(A){for(var b=new DataView(A),S=new Uint32Array(4),O=0;O<4;O++)S[O]=b.getUint32(O*4);return S},U.initTable=function(){var A=this.sBox,b=this.invSBox,S=this.subMix,O=S[0],_=S[1],x=S[2],y=S[3],d=this.invSubMix,o=d[0],u=d[1],s=d[2],w=d[3],g=new Uint32Array(256),f=0,C=0,m=0;for(m=0;m<256;m++)m<128?g[m]=m<<1:g[m]=m<<1^283;for(m=0;m<256;m++){var h=C^C<<1^C<<2^C<<3^C<<4;h=h>>>8^h&255^99,A[f]=h,b[h]=f;var c=g[f],l=g[c],a=g[l],v=g[h]*257^h*16843008;O[f]=v<<24|v>>>8,_[f]=v<<16|v>>>16,x[f]=v<<8|v>>>24,y[f]=v,v=a*16843009^l*65537^c*257^f*16843008,o[h]=v<<24|v>>>8,u[h]=v<<16|v>>>16,s[h]=v<<8|v>>>24,w[h]=v,f?(f=c^g[g[g[a^c]]],C^=g[g[C]]):f=C=1}},U.expandKey=function(A){for(var b=this.uint8ArrayToUint32Array_(A),S=!0,O=0;O<b.length&&S;)S=b[O]===this.key[O],O++;if(S)return;this.key=b;var _=this.keySize=b.length;if(_!==4&&_!==6&&_!==8)throw new Error("Invalid aes key size="+_);var x=this.ksRows=(_+6+1)*4,y,d,o=this.keySchedule=new Uint32Array(x),u=this.invKeySchedule=new Uint32Array(x),s=this.sBox,w=this.rcon,g=this.invSubMix,f=g[0],C=g[1],m=g[2],h=g[3],c,l;for(y=0;y<x;y++){if(y<_){c=o[y]=b[y];continue}l=c,y%_===0?(l=l<<8|l>>>24,l=s[l>>>24]<<24|s[l>>>16&255]<<16|s[l>>>8&255]<<8|s[l&255],l^=w[y/_|0]<<24):_>6&&y%_===4&&(l=s[l>>>24]<<24|s[l>>>16&255]<<16|s[l>>>8&255]<<8|s[l&255]),o[y]=c=(o[y-_]^l)>>>0}for(d=0;d<x;d++)y=x-d,d&3?l=o[y]:l=o[y-4],d<4||y<=4?u[d]=l:u[d]=f[s[l>>>24]]^C[s[l>>>16&255]]^m[s[l>>>8&255]]^h[s[l&255]],u[d]=u[d]>>>0},U.networkToHostOrderSwap=function(A){return A<<24|(A&65280)<<8|(A&16711680)>>8|A>>>24},U.decrypt=function(A,b,S){for(var O=this.keySize+6,_=this.invKeySchedule,x=this.invSBox,y=this.invSubMix,d=y[0],o=y[1],u=y[2],s=y[3],w=this.uint8ArrayToUint32Array_(S),g=w[0],f=w[1],C=w[2],m=w[3],h=new Int32Array(A),c=new Int32Array(h.length),l,a,v,p,E,M,F,j,W,D,R,H,Y,ee,oe=this.networkToHostOrderSwap;b<h.length;){for(W=oe(h[b]),D=oe(h[b+1]),R=oe(h[b+2]),H=oe(h[b+3]),E=W^_[0],M=H^_[1],F=R^_[2],j=D^_[3],Y=4,ee=1;ee<O;ee++)l=d[E>>>24]^o[M>>16&255]^u[F>>8&255]^s[j&255]^_[Y],a=d[M>>>24]^o[F>>16&255]^u[j>>8&255]^s[E&255]^_[Y+1],v=d[F>>>24]^o[j>>16&255]^u[E>>8&255]^s[M&255]^_[Y+2],p=d[j>>>24]^o[E>>16&255]^u[M>>8&255]^s[F&255]^_[Y+3],E=l,M=a,F=v,j=p,Y=Y+4;l=x[E>>>24]<<24^x[M>>16&255]<<16^x[F>>8&255]<<8^x[j&255]^_[Y],a=x[M>>>24]<<24^x[F>>16&255]<<16^x[j>>8&255]<<8^x[E&255]^_[Y+1],v=x[F>>>24]<<24^x[j>>16&255]<<16^x[E>>8&255]<<8^x[M&255]^_[Y+2],p=x[j>>>24]<<24^x[E>>16&255]<<16^x[M>>8&255]<<8^x[F&255]^_[Y+3],c[b]=oe(l^g),c[b+1]=oe(p^f),c[b+2]=oe(v^C),c[b+3]=oe(a^m),g=W,f=D,C=R,m=H,b=b+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return b});var G=L("./src/crypt/aes-crypto.ts"),I=L("./src/crypt/fast-aes-key.ts"),P=L("./src/crypt/aes-decryptor.ts"),B=L("./src/utils/logger.ts"),U=L("./src/utils/mp4-tools.ts"),k=L("./src/utils/typed-array.ts"),A=16,b=function(){function S(_,x,y){var d=y===void 0?{}:y,o=d.removePKCS7Padding,u=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=_,this.config=x,this.removePKCS7Padding=u,u)try{var s=self.crypto;s&&(this.subtle=s.subtle||s.webkitSubtle)}catch(w){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var O=S.prototype;return O.destroy=function(){this.observer=null},O.isSync=function(){return this.config.enableSoftwareAES},O.flush=function(){var x=this.currentResult;if(!x){this.reset();return}var y=new Uint8Array(x);return this.reset(),this.removePKCS7Padding?Object(P.removePadding)(y):y},O.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},O.decrypt=function(x,y,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(x),y,d);var u=this.flush();u&&o(u.buffer)}else this.webCryptoDecrypt(new Uint8Array(x),y,d).then(o)},O.softwareDecrypt=function(x,y,d){var o=this.currentIV,u=this.currentResult,s=this.remainderData;this.logOnce("JS AES decrypt"),s&&(x=Object(U.appendUint8Array)(s,x),this.remainderData=null);var w=this.getValidChunk(x);if(!w.length)return null;o&&(d=o);var g=this.softwareDecrypter;g||(g=this.softwareDecrypter=new P.default),g.expandKey(y);var f=u;return this.currentResult=g.decrypt(w.buffer,0,d),this.currentIV=Object(k.sliceUint8)(w,-16).buffer,f||null},O.webCryptoDecrypt=function(x,y,d){var o=this,u=this.subtle;return(this.key!==y||!this.fastAesKey)&&(this.key=y,this.fastAesKey=new 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u=this.transmuxer;u&&(u.destroy(),this.transmuxer=null)}var s=this.observer;s&&s.removeAllListeners(),this.observer=null},y.push=function(o,u,s,w,g,f,C,m,h,c){var l=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,v=this.worker,p=f?f.start:g.start,E=g.decryptdata,M=this.frag,F=!(M&&g.cc===M.cc),j=!(M&&h.level===M.level),W=M?h.sn-M.sn:-1,D=this.part?h.part-this.part.index:1,R=!j&&(W===1||W===0&&D===1),H=self.performance.now();(j||W||g.stats.parsing.start===0)&&(g.stats.parsing.start=H),f&&(D||!R)&&(f.stats.parsing.start=H);var Y=new B.TransmuxState(F,R,m,j,p);if(!R||F){U.logger.log("[transmuxer-interface, "+g.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
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Y=this.getDecrypter();if(W.enableSoftwareAES){var ee=Y.softwareDecrypt(F,H.key.buffer,H.iv.buffer);if(!ee)return M.executeEnd=y(),w(v);F=new Uint8Array(ee)}else return this.decryptionPromise=Y.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(ve){var we=E.push(ve,null,v);return E.decryptionPromise=null,we}),this.decryptionPromise}var oe=p||D,Te=oe.contiguous,ye=oe.discontinuity,he=oe.trackSwitch,le=oe.accurateTimeOffset,pe=oe.timeOffset,ie=R.audioCodec,me=R.videoCodec,J=R.defaultInitPts,ne=R.duration,q=R.initSegmentData;if((ye||he)&&this.resetInitSegment(q,ie,me,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,R)}var _e=this.transmux(F,H,pe,le,v),be=this.currentTransmuxState;return be.contiguous=!0,be.discontinuity=!1,be.trackSwitch=!1,M.executeEnd=y(),_e},h.flush=function(l){var a=this,v=l.transmuxing;v.executeStart=y();var p=this.decrypter,E=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(l)});var j=[],W=M.timeOffset;if(p){var D=p.flush();D&&j.push(this.push(D,null,l))}var R=E.dataLength;E.reset();var H=this.demuxer,Y=this.remuxer;if(!H||!Y)return R>=o&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),v.executeEnd=y(),[w(l)];var ee=H.flush(W);return g(ee)?ee.then(function(oe){return a.flushRemux(j,oe,l),j}):(this.flushRemux(j,ee,l),j)},h.flushRemux=function(l,a,v){var p=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 "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var R=this.remuxer.remux(p,E,M,F,D,W,!0,this.id);l.push({remuxResult:R,chunkMeta:v}),v.transmuxing.executeEnd=y()},h.resetInitialTimestamp=function(l){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(l),v.resetTimeStamp(l)},h.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(l,a,v,p){var E=this.demuxer,M=this.remuxer;if(!E||!M)return;E.resetInitSegment(a,v,p),M.resetInitSegment(l,a,v)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(l,a,v,p,E){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(l,a,v,p,E):M=this.transmuxUnencrypted(l,v,p,E),M},h.transmuxUnencrypted=function(l,a,v,p){var E=this.demuxer.demux(l,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,v,!1,this.id);return{remuxResult:D,chunkMeta:p}},h.transmuxSampleAes=function(l,a,v,p,E){var M=this;return this.demuxer.demuxSampleAes(l,a,v).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,v,p,!1,M.id);return{remuxResult:j,chunkMeta:E}})},h.configureTransmuxer=function(l,a){for(var v=this.config,p=this.observer,E=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,D=a.initSegmentData,R=a.videoCodec,H,Y=0,ee=d.length;Y<ee;Y++)if(d[Y].demux.probe(l)){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(p,v,E,M)),(!oe||!(oe instanceof he))&&(this.demuxer=new 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0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=l,this.trackSwitch=a,this.timeOffset=v}},"./src/demux/tsdemuxer.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"discardEPB",function(){return w});var G=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),P=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"),b=L("./src/utils/logger.ts"),S=L("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},_=function(){function g(C,m,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=m,this.typeSupported=h}g.probe=function(m){var h=g.syncOffset(m);return h<0?!1:(h&&b.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},g.syncOffset=function(m){for(var h=Math.min(1e3,m.length-3*188),c=0;c<h;){if(m[c]===71&&m[c+188]===71&&m[c+2*188]===71)return c;c++}return-1},g.createTrack=function(m,h){return{container:m==="video"||m==="audio"?"video/mp2t":void 0,type:m,id:O[m],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:m==="audio"?h:void 0}};var f=g.prototype;return f.resetInitSegment=function(m,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=g.createTrack("video",c),this._audioTrack=g.createTrack("audio",c),this._id3Track=g.createTrack("id3",c),this._txtTrack=g.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=m,this.videoCodec=h,this._duration=c},f.resetTimeStamp=function(){},f.resetContiguity=function(){var m=this._audioTrack,h=this._avcTrack,c=this._id3Track;m&&(m.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(m,h,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,v=this._avcTrack,p=this._audioTrack,E=this._id3Track,M=v.pid,F=v.pesData,j=p.pid,W=E.pid,D=p.pesData,R=E.pesData,H=!1,Y=this.pmtParsed,ee=this._pmtId,oe=m.length;if(this.remainderData&&(m=Object(A.appendUint8Array)(this.remainderData,m),oe=m.length,this.remainderData=null),oe<188&&!l)return this.remainderData=m,{audioTrack:p,avcTrack:v,id3Track:E,textTrack:this._txtTrack};var Te=Math.max(0,g.syncOffset(m));oe-=(oe+Te)%188,oe<m.byteLength&&!l&&(this.remainderData=new Uint8Array(m.buffer,oe,m.buffer.byteLength-oe));for(var ye=Te;ye<oe;ye+=188)if(m[ye]===71){var he=!!(m[ye+1]&64),le=((m[ye+1]&31)<<8)+m[ye+2],pe=(m[ye+3]&48)>>4,ie=void 0;if(pe>1){if(ie=ye+5+m[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(m.subarray(ie,ye+188)),F.size+=ye+188-ie);break;case j:he&&(D&&(a=o(D))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),D={data:[],size:0}),D&&(D.data.push(m.subarray(ie,ye+188)),D.size+=ye+188-ie);break;case W:he&&(R&&(a=o(R))&&this.parseID3PES(a),R={data:[],size:0}),R&&(R.data.push(m.subarray(ie,ye+188)),R.size+=ye+188-ie);break;case 0:he&&(ie+=m[ie]+1),ee=this._pmtId=y(m,ie);break;case ee:{he&&(ie+=m[ie]+1);var me=d(m,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);M=me.avc,M>0&&(v.pid=M),j=me.audio,j>0&&(p.pid=j,p.isAAC=me.isAAC),W=me.id3,W>0&&(E.pid=W),H&&!Y&&(b.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"});v.pesData=F,p.pesData=D,E.pesData=R;var J={audioTrack:p,avcTrack:v,id3Track:E,textTrack:this._txtTrack};return l&&this.extractRemainingSamples(J),J},f.flush=function(){var m=this.remainderData;this.remainderData=null;var h;return m?h=this.demux(m,-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(m){var h=m.audioTrack,c=m.avcTrack,l=m.id3Track,a=c.pesData,v=h.pesData,p=l.pesData,E;a&&(E=o(a))?(this.parseAVCPES(E,!0),c.pesData=null):c.pesData=a,v&&(E=o(v))?(h.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),h.pesData=null):(v!=null&&v.size&&b.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=v),p&&(E=o(p))?(this.parseID3PES(E),l.pesData=null):l.pesData=p},f.demuxSampleAes=function(m,h,c){var l=this.demux(m,c,!0,!this.config.progressive),a=this.sampleAes=new U.default(this.observer,this.config,h);return this.decrypt(l,a)},f.decrypt=function(m,h){return new Promise(function(c){var l=m.audioTrack,a=m.avcTrack;l.samples&&l.isAAC?h.decryptAacSamples(l.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(m)}):c(m)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(m)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(m,h){var c=this,l=this._avcTrack,a=this.parseAVCNALu(m.data),v=!1,p=this.avcSample,E,M=!1;m.data=null,p&&a.length&&!l.audFound&&(u(p,l),p=this.avcSample=x(!1,m.pts,m.dts,"")),a.forEach(function(F){switch(F.type){case 1:{E=!0,p||(p=c.avcSample=x(!0,m.pts,m.dts,"")),v&&(p.debug+="NDR "),p.frame=!0;var j=F.data;if(M&&j.length>4){var W=new P.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(p.key=!0)}break}case 5:E=!0,p||(p=c.avcSample=x(!0,m.pts,m.dts,"")),v&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{E=!0,v&&p&&(p.debug+="SEI ");var D=new P.default(w(F.data));D.readUByte();for(var R=0,H=0,Y=!1,ee=0;!Y&&D.bytesAvailable>1;){R=0;do ee=D.readUByte(),R+=ee;while(ee===255);H=0;do ee=D.readUByte(),H+=ee;while(ee===255);if(R===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(),pe=D.readUByte(),ie=31&le,me=[le,pe],J=0;J<ie;J++)me.push(D.readUByte()),me.push(D.readUByte()),me.push(D.readUByte());s(c._txtTrack.samples,{type:3,pts:m.pts,bytes:me})}}}}}else if(R===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,_e=new Uint8Array(xe),be=0;be<xe;be++)_e[be]=D.readUByte();s(c._txtTrack.samples,{pts:m.pts,payloadType:R,uuid:ne.join(""),userData:Object(B.utf8ArrayToStr)(_e),userDataBytes:_e})}}else if(H<D.bytesAvailable)for(var ve=0;ve<H;ve++)D.readUByte()}break}case 7:if(E=!0,M=!0,v&&p&&(p.debug+="SPS "),!l.sps){var we=new P.default(F.data),Oe=we.readSPS();l.width=Oe.width,l.height=Oe.height,l.pixelRatio=Oe.pixelRatio,l.sps=[F.data],l.duration=c._duration;for(var ke=F.data.subarray(1,4),Ce="avc1.",Re=0;Re<3;Re++){var je=ke[Re].toString(16);je.length<2&&(je="0"+je),Ce+=je}l.codec=Ce}break;case 8:E=!0,v&&p&&(p.debug+="PPS "),l.pps||(l.pps=[F.data]);break;case 9:E=!1,l.audFound=!0,p&&u(p,l),p=c.avcSample=x(!1,m.pts,m.dts,v?"AUD ":"");break;case 12:E=!1;break;default:E=!1,p&&(p.debug+="unknown NAL "+F.type+" ");break}if(p&&E){var He=p.units;He.push(F)}}),h&&p&&(u(p,l),this.avcSample=null)},f.getLastNalUnit=function(){var m,h=this.avcSample,c;if(!h||h.units.length===0){var l=this._avcTrack.samples;h=l[l.length-1]}if((m=h)!==null&&m!==void 0&&m.units){var a=h.units;c=a[a.length-1]}return c},f.parseAVCNALu=function(m){var h=m.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,v=[],p=0,E,M,F,j=-1,W=0;for(l===-1&&(j=0,W=m[0]&31,l=0,p=1);p<h;){if(E=m[p++],!l){l=E?0:1;continue}if(l===1){l=E?0:2;continue}if(!E)l=3;else if(E===1){if(j>=0){var D={data:m.subarray(j,p-l-1),type:W};v.push(D)}else{var R=this.getLastNalUnit();if(R&&(a&&p<=4-a&&(R.state&&(R.data=R.data.subarray(0,R.data.byteLength-a))),M=p-l-1,M>0)){var H=new Uint8Array(R.data.byteLength+M);H.set(R.data,0),H.set(m.subarray(0,M),R.data.byteLength),R.data=H,R.state=0}}p<h?(F=m[p]&31,j=p,W=F,l=0):l=-1}else l=0}if(j>=0&&l>=0){var Y={data:m.subarray(j,h),type:W,state:l};v.push(Y)}if(v.length===0){var ee=this.getLastNalUnit();if(ee){var oe=new Uint8Array(ee.data.byteLength+m.byteLength);oe.set(ee.data,0),oe.set(m,ee.data.byteLength),ee.data=oe}}return c.naluState=l,v},f.parseAACPES=function(m){var h=0,c=this._audioTrack,l=this.aacOverFlow,a=m.data;if(l){this.aacOverFlow=null;var v=l.sample.unit.byteLength,p=Math.min(l.missing,v),E=v-p;l.sample.unit.set(a.subarray(0,p),E),c.samples.push(l.sample),h=l.missing}var M,F;for(M=h,F=a.length;M<F-1&&!G.isHeader(a,M);M++);if(M!==h){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),b.logger.warn("parsing error:"+j),this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}G.initTrackConfig(c,this.observer,a,M,this.audioCodec);var D;if(m.pts!==void 0)D=m.pts;else if(l){var R=G.getFrameDuration(c.samplerate);D=l.sample.pts+R}else{b.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;M<F;)if(G.isHeader(a,M)){if(M+5<F){var Y=G.appendFrame(c,a,M,D,H);if(Y)if(Y.missing)this.aacOverFlow=Y;else{M+=Y.length,H++;continue}}break}else M++},f.parseMPEGPES=function(m){var h=m.data,c=h.length,l=0,a=0,v=m.pts;if(v===void 0){b.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(I.isHeader(h,a)){var p=I.appendFrame(this._audioTrack,h,a,v,l);if(p)a+=p.length,l++;else break}else a++},f.parseID3PES=function(m){if(m.pts===void 0){b.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(m)},g}();_.minProbeByteLength=188;function x(g,f,C,m){return{key:g,frame:!1,pts:f,dts:C,units:[],debug:m,length:0}}function y(g,f){return(g[f+10]&31)<<8|g[f+11]}function d(g,f,C,m){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(g[f+1]&15)<<8|g[f+2],l=f+3+c-4,a=(g[f+10]&15)<<8|g[f+11];for(f+=12+a;f<l;){var v=(g[f+1]&31)<<8|g[f+2];switch(g[f]){case 207:if(!m){b.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=v);break;case 21:h.id3===-1&&(h.id3=v);break;case 219:if(!m){b.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=v);break;case 3:case 4:C?h.audio===-1&&(h.audio=v,h.isAAC=!1):b.logger.log("MPEG audio found, not supported in this browser");break;case 36:b.logger.warn("Unsupported HEVC stream type found");break;default:break}f+=((g[f+3]&15)<<8|g[f+4])+5}return h}function o(g){var f=0,C,m,h,c,l,a=g.data;if(!g||g.size===0)return null;for(;a[0].length<19&&a.length>1;){var v=new Uint8Array(a[0].length+a[1].length);v.set(a[0]),v.set(a[1],a[0].length),a[0]=v,a.splice(1,1)}C=a[0];var p=(C[0]<<16)+(C[1]<<8)+C[2];if(p===1){if(m=(C[4]<<8)+C[5],m&&m>g.size-6)return null;var E=C[7];E&192&&(c=(C[9]&14)*536870912+(C[10]&255)*4194304+(C[11]&254)*16384+(C[12]&255)*128+(C[13]&254)/2,E&64?(l=(C[14]&14)*536870912+(C[15]&255)*4194304+(C[16]&254)*16384+(C[17]&255)*128+(C[18]&254)/2,c-l>60*9e4&&(b.logger.warn(Math.round((c-l)/9e4)+"s delta between PTS and DTS, align them"),c=l)):l=c),h=C[8];var M=h+9;if(g.size<=M)return null;g.size-=M;for(var F=new Uint8Array(g.size),j=0,W=a.length;j<W;j++){C=a[j];var D=C.byteLength;if(M)if(M>D){M-=D;continue}else C=C.subarray(M),D-=M,M=0;F.set(C,f),f+=D}return m&&(m-=h+3),{data:F,pts:c,dts:l,len:m}}return null}function u(g,f){if(g.units.length&&g.frame){if(g.pts===void 0){var C=f.samples,m=C.length;if(m){var h=C[m-1];g.pts=h.pts,g.dts=h.dts}else{f.dropped++;return}}f.samples.push(g)}g.debug.length&&b.logger.log(g.pts+"/"+g.dts+":"+g.debug)}function s(g,f){var C=g.length;if(C>0){if(f.pts>=g[C-1].pts)g.push(f);else for(var m=C-1;m>=0;m--)if(f.pts<g[m].pts){g.splice(m,0,f);break}}else g.push(f)}function w(g){for(var f=g.byteLength,C=[],m=1;m<f-2;)g[m]===0&&g[m+1]===0&&g[m+2]===3?(C.push(m+2),m+=2):m++;if(C.length===0)return g;var h=f-C.length,c=new Uint8Array(h),l=0;for(m=0;m<h;l++,m++)l===C[0]&&(l++,C.shift()),c[m]=g[l];return c}z.default=_},"./src/errors.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"ErrorTypes",function(){return G}),L.d(z,"ErrorDetails",function(){return I});var G;(function(P){P.NETWORK_ERROR="networkError",P.MEDIA_ERROR="mediaError",P.KEY_SYSTEM_ERROR="keySystemError",P.MUX_ERROR="muxError",P.OTHER_ERROR="otherError"})(G||(G={}));var I;(function(P){P.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",P.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",P.KEY_SYSTEM_NO_SESSION="keySystemNoSession",P.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",P.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",P.MANIFEST_LOAD_ERROR="manifestLoadError",P.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",P.MANIFEST_PARSING_ERROR="manifestParsingError",P.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",P.LEVEL_EMPTY_ERROR="levelEmptyError",P.LEVEL_LOAD_ERROR="levelLoadError",P.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",P.LEVEL_SWITCH_ERROR="levelSwitchError",P.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",P.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",P.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",P.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",P.FRAG_LOAD_ERROR="fragLoadError",P.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",P.FRAG_DECRYPT_ERROR="fragDecryptError",P.FRAG_PARSING_ERROR="fragParsingError",P.REMUX_ALLOC_ERROR="remuxAllocError",P.KEY_LOAD_ERROR="keyLoadError",P.KEY_LOAD_TIMEOUT="keyLoadTimeOut",P.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",P.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",P.BUFFER_APPEND_ERROR="bufferAppendError",P.BUFFER_APPENDING_ERROR="bufferAppendingError",P.BUFFER_STALLED_ERROR="bufferStalledError",P.BUFFER_FULL_ERROR="bufferFullError",P.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",P.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",P.INTERNAL_EXCEPTION="internalException",P.INTERNAL_ABORTED="aborted",P.UNKNOWN="unknown"})(I||(I={}))},"./src/events.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"Events",function(){return G});var G;(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"})(G||(G={}))},"./src/hls.ts":function(re,z,L){"use 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0,this.networkControllers=void 0,this._emitter=new y.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,m);this.userConfig=m,Object(_.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(x.enableStreamingMode)(h);var c=h.abrController,l=h.bufferController,a=h.capLevelController,v=h.fpsController,p=this.abrController=new c(this),E=this.bufferController=new l(this),M=this.capLevelController=new a(this),F=new v(this),j=new P.default(this),W=new B.default(this),D=new U.default(this),R=this.levelController=new A.default(this),H=new b.FragmentTracker(this),Y=this.streamController=new 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c=this.media,l=this.url,a=this.url=G.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});_.logger.log("loadSource:"+a),c&&l&&l!==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 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C=this.config,m=C.fLoader,h=C.loader;return new Promise(function(c,l){f.loader&&f.loader.destroy();var a=f.loader=s.loader=m?new m(C):new h(C),v=x(s,w),p={timeout:C.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:C.fragLoadingMaxRetryTimeout,highWaterMark:O};w.stats=a.stats,a.load(v,p,{onSuccess:function(M,F,j,W){f.resetLoader(s,a),f.updateStatsFromPart(s,w);var D={frag:s,part:w,payload:M.data,networkDetails:W};g(D),c(D)},onError:function(M,F,j){f.resetLoader(s,a),l(new y({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:s,part:w,response:M,networkDetails:j}))},onAbort:function(M,F,j){s.stats.aborted=w.stats.aborted,f.resetLoader(s,a),l(new y({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:s,part:w,networkDetails:j}))},onTimeout:function(M,F,j){f.resetLoader(s,a),l(new y({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:s,part:w,networkDetails:j}))}})})},o.updateStatsFromPart=function(s,w){var g=s.stats,f=w.stats,C=f.total;if(g.loaded+=f.loaded,C){var m=Math.round(s.duration/w.duration),h=Math.min(Math.round(g.loaded/C),m),c=m-h,l=c*Math.round(g.loaded/h);g.total=g.loaded+l}else g.total=Math.max(g.loaded,g.total);var a=g.loading,v=f.loading;a.start?a.first+=v.first-v.start:(a.start=v.start,a.first=v.first),a.end=v.end},o.resetLoader=function(s,w){s.loader=null,this.loader===w&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),w.destroy()},d}();function x(d,o){o===void 0&&(o=null);var u=o||d,s={frag:d,part:o,responseType:"arraybuffer",url:u.url,headers:{},rangeStart:0,rangeEnd:0},w=u.byteRangeStartOffset,g=u.byteRangeEndOffset;return Object(G.isFiniteNumber)(w)&&Object(G.isFiniteNumber)(g)&&(s.rangeStart=w,s.rangeEnd=g),s}var y=function(d){P(o,d);function o(u){for(var s,w=arguments.length,g=new Array(w>1?w-1:0),f=1;f<w;f++)g[f-1]=arguments[f];return s=d.call.apply(d,[this].concat(g))||this,s.data=void 0,s.data=u,s}return o}(B(Error))},"./src/loader/fragment.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"ElementaryStreamTypes",function(){return _}),L.d(z,"BaseSegment",function(){return x}),L.d(z,"Fragment",function(){return y}),L.d(z,"Part",function(){return d});var G=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(I),B=L("./src/utils/logger.ts"),U=L("./src/loader/level-key.ts"),k=L("./src/loader/load-stats.ts");function A(o,u){o.prototype=Object.create(u.prototype),o.prototype.constructor=o,b(o,u)}function b(o,u){return b=Object.setPrototypeOf||function(w,g){return w.__proto__=g,w},b(o,u)}function S(o,u){for(var s=0;s<u.length;s++){var w=u[s];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function O(o,u,s){return u&&S(o.prototype,u),s&&S(o,s),o}var _;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(_||(_={}));var x=function(){function o(s){var w;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(w={},w[_.AUDIO]=null,w[_.VIDEO]=null,w[_.AUDIOVIDEO]=null,w),this.baseurl=s}var u=o.prototype;return u.setByteRange=function(w,g){var f=w.split("@",2),C=[];f.length===1?C[0]=g?g.byteRangeEndOffset:0:C[0]=parseInt(f[1]),C[1]=parseInt(f[0])+C[0],this._byteRange=C},O(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(I.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(w){this._url=w}}]),o}(),y=function(o){A(u,o);function u(w,g){var f;return f=o.call(this,g)||this,f._decryptdata=null,f.rawProgramDateTime=null,f.programDateTime=null,f.tagList=[],f.duration=0,f.sn=0,f.levelkey=void 0,f.type=void 0,f.loader=null,f.level=-1,f.cc=0,f.startPTS=void 0,f.endPTS=void 0,f.appendedPTS=void 0,f.startDTS=void 0,f.endDTS=void 0,f.start=0,f.deltaPTS=void 0,f.maxStartPTS=void 0,f.minEndPTS=void 0,f.stats=new k.LoadStats,f.urlId=0,f.data=void 0,f.bitrateTest=!1,f.title=null,f.initSegment=null,f.type=w,f}var s=u.prototype;return s.createInitializationVector=function(g){for(var f=new Uint8Array(16),C=12;C<16;C++)f[C]=g>>8*(15-C)&255;return f},s.setDecryptDataFromLevelKey=function(g,f){var C=g;return(g==null?void 0:g.method)==="AES-128"&&g.uri&&!g.iv&&(C=U.LevelKey.fromURI(g.uri),C.method=g.method,C.iv=this.createInitializationVector(f),C.keyFormat="identity"),C},s.setElementaryStreamInfo=function(g,f,C,m,h,c){c===void 0&&(c=!1);var l=this.elementaryStreams,a=l[g];if(!a){l[g]={startPTS:f,endPTS:C,startDTS:m,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,f),a.endPTS=Math.max(a.endPTS,C),a.startDTS=Math.min(a.startDTS,m),a.endDTS=Math.max(a.endDTS,h)},s.clearElementaryStreamInfo=function(){var g=this.elementaryStreams;g[_.AUDIO]=null,g[_.VIDEO]=null,g[_.AUDIOVIDEO]=null},O(u,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var g=this.sn;typeof g!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&B.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),g=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,g)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(G.isFiniteNumber)(this.programDateTime))return null;var g=Object(G.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+g*1e3}},{key:"encrypted",get:function(){var g;return!!((g=this.decryptdata)!==null&&g!==void 0&&g.keyFormat&&this.decryptdata.uri)}}]),u}(x),d=function(o){A(u,o);function u(s,w,g,f,C){var m;m=o.call(this,g)||this,m.fragOffset=0,m.duration=0,m.gap=!1,m.independent=!1,m.relurl=void 0,m.fragment=void 0,m.index=void 0,m.stats=new k.LoadStats,m.duration=s.decimalFloatingPoint("DURATION"),m.gap=s.bool("GAP"),m.independent=s.bool("INDEPENDENT"),m.relurl=s.enumeratedString("URI"),m.fragment=w,m.index=f;var h=s.enumeratedString("BYTERANGE");return h&&m.setByteRange(h,C),C&&(m.fragOffset=C.fragOffset+C.duration),m}return O(u,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var w=this.elementaryStreams;return!!(w.audio||w.video||w.audiovideo)}}]),u}(x)},"./src/loader/key-loader.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return B});var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=function(){function U(A){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=A,this._registerListeners()}var k=U.prototype;return k._registerListeners=function(){this.hls.on(G.Events.KEY_LOADING,this.onKeyLoading,this)},k._unregisterListeners=function(){this.hls.off(G.Events.KEY_LOADING,this.onKeyLoading)},k.destroy=function(){this._unregisterListeners();for(var b in this.loaders){var S=this.loaders[b];S&&S.destroy()}this.loaders={}},k.onKeyLoading=function(b,S){var O=S.frag,_=O.type,x=this.loaders[_];if(!O.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var y=O.decryptdata.uri;if(y!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(x&&(P.logger.warn("abort previous key loader for type:"+_),x.abort()),!y){P.logger.warn("key uri is falsy");return}var o=d.loader,u=O.loader=this.loaders[_]=new o(d);this.decrypturl=y,this.decryptkey=null;var s={url:y,frag:O,responseType:"arraybuffer"},w={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(s,w,g)}else this.decryptkey&&(O.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:O}))},k.loadsuccess=function(b,S,O){var _=O.frag;if(!_.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=_.decryptdata.key=new Uint8Array(b.data),_.loader=null,delete this.loaders[_.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:_})},k.loaderror=function(b,S){var O=S.frag,_=O.loader;_&&_.abort(),delete this.loaders[O.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:O,response:b})},k.loadtimeout=function(b,S){var O=S.frag,_=O.loader;_&&_.abort(),delete this.loaders[O.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:O})},U}()},"./src/loader/level-details.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LevelDetails",function(){return U});var G=L("./src/polyfills/number.ts");function I(k,A){for(var b=0;b<A.length;b++){var S=A[b];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(k,S.key,S)}}function P(k,A,b){return A&&I(k.prototype,A),b&&I(k,b),k}var B=10,U=function(){function k(b){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=b}var A=k.prototype;return A.reloaded=function(S){if(!S){this.advanced=!0,this.updated=!0;return}var O=this.lastPartSn-S.lastPartSn,_=this.lastPartIndex-S.lastPartIndex;this.updated=this.endSN!==S.endSN||!!_||!!O,this.advanced=this.endSN>S.endSN||O>0||O===0&&_>0,this.updated||this.advanced?this.misses=Math.floor(S.misses*.6):this.misses=S.misses+1,this.availabilityDelay=S.availabilityDelay},P(k,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(G.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var S=this.driftEndTime-this.driftStartTime;if(S>0){var O=this.driftEnd-this.driftStart;return O*1e3/S}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var S;return(S=this.fragments)!==null&&S!==void 0&&S.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var S;return(S=this.partList)!==null&&S!==void 0&&S.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),k}()},"./src/loader/level-key.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LevelKey",function(){return U});var G=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(G);function P(k,A){for(var b=0;b<A.length;b++){var S=A[b];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(k,S.key,S)}}function B(k,A,b){return A&&P(k.prototype,A),b&&P(k,b),k}var U=function(){k.fromURL=function(b,S){return new k(b,S)},k.fromURI=function(b){return new k(b)};function k(A,b){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,b?this._uri=Object(G.buildAbsoluteURL)(A,b,{alwaysNormalize:!0}):this._uri=A}return B(k,[{key:"uri",get:function(){return this._uri}}]),k}()},"./src/loader/load-stats.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"LoadStats",function(){return G});var G=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return u});var G=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(I),B=L("./src/loader/fragment.ts"),U=L("./src/loader/level-details.ts"),k=L("./src/loader/level-key.ts"),A=L("./src/utils/attr-list.ts"),b=L("./src/utils/logger.ts"),S=L("./src/utils/codecs.ts"),O=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,_=/#EXT-X-MEDIA:(.*)/g,x=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),y=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(C){var m,h;return d.test((m=(h=I.parseURL(C))===null||h===void 0?void 0:h.path)!=null?m:"")}var u=function(){function C(){}return C.findGroup=function(h,c){for(var l=0;l<h.length;l++){var a=h[l];if(a.id===c)return a}},C.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return h},C.resolve=function(h,c){return I.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},C.parseMasterPlaylist=function(h,c){var l=[],a={},v=!1;O.lastIndex=0;for(var p;(p=O.exec(h))!=null;)if(p[1]){var E=new A.AttrList(p[1]),M={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:C.resolve(p[2],c)},F=E.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),s((E.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=C.convertAVC1ToAVCOTI(M.videoCodec)),l.push(M)}else if(p[3]){var j=new A.AttrList(p[3]);j["DATA-ID"]&&(v=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:v?a:null}},C.parseMasterPlaylistMedia=function(h,c,l,a){a===void 0&&(a=[]);var v,p=[],E=0;for(_.lastIndex=0;(v=_.exec(h))!==null;){var M=new A.AttrList(v[1]);if(M.TYPE===l){var F={attrs:M,bitrate:0,id:E++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:l,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?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")}p.push(F)}}return p},C.parseLevelPlaylist=function(h,c,l,a,v){var p=new U.LevelDetails(c),E=p.fragments,M=null,F=0,j=0,W=0,D=0,R=null,H=new B.Fragment(a,c),Y,ee,oe,Te=-1,ye=!1;for(x.lastIndex=0,p.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=l,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(G.isFiniteNumber)(H.duration)&&(H.start=W,oe&&(H.levelkey=oe),H.sn=F,H.level=l,H.cc=D,H.urlId=v,E.push(H),H.relurl=(" "+Y[3]).slice(1),f(H,R),R=H,W+=H.duration,F++,j=0,ye=!0);else if(Y[4]){var pe=(" "+Y[4]).slice(1);R?H.setByteRange(pe,R):H.setByteRange(pe)}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(y),!Y){b.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),me=(" "+Y[ee+1]).slice(1),J=Y[ee+2]?(" "+Y[ee+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":p.type=me.toUpperCase();break;case"MEDIA-SEQUENCE":F=p.startSN=parseInt(me);break;case"SKIP":{var ne=new A.AttrList(me),q=ne.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(q)){p.skippedSegments=q;for(var xe=q;xe--;)E.unshift(null);F+=q}var _e=ne.enumeratedString("RECENTLY-REMOVED-DATERANGES");_e&&(p.recentlyRemovedDateranges=_e.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(me);break;case"VERSION":p.version=parseInt(me);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(me||J)&&H.tagList.push(J?[me,J]:[me]);break;case"DIS":D++;case"GAP":H.tagList.push([ie]);break;case"BITRATE":H.tagList.push([ie,me]);break;case"DISCONTINUITY-SEQ":D=parseInt(me);break;case"KEY":{var be,ve=new A.AttrList(me),we=ve.enumeratedString("METHOD"),Oe=ve.URI,ke=ve.hexadecimalInteger("IV"),Ce=ve.enumeratedString("KEYFORMATVERSIONS"),Re=ve.enumeratedString("KEYID"),je=(be=ve.enumeratedString("KEYFORMAT"))!=null?be:"identity",He=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(He.indexOf(je)>-1){b.logger.warn("Keyformat "+je+" is not supported from the manifest");continue}else if(je!=="identity")continue;we&&(oe=k.LevelKey.fromURL(c,Oe),Oe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(we)>=0&&(oe.method=we,oe.keyFormat=je,Re&&(oe.keyID=Re),Ce&&(oe.keyFormatVersions=Ce),oe.iv=ke));break}case"START":{var Be=new A.AttrList(me),Ne=Be.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(Ne)&&(p.startTimeOffset=Ne);break}case"MAP":{var qe=new A.AttrList(me);H.relurl=qe.URI,qe.BYTERANGE&&H.setByteRange(qe.BYTERANGE),H.level=l,H.sn="initSegment",oe&&(H.levelkey=oe),H.initSegment=null,M=H,ye=!0;break}case"SERVER-CONTROL":{var Xe=new A.AttrList(me);p.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ze=new A.AttrList(me);p.partTarget=Ze.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Le=p.partList;Le||(Le=p.partList=[]);var et=j>0?Le[Le.length-1]:void 0,Ve=j++,Pe=new B.Part(new A.AttrList(me),H,c,Ve,et);Le.push(Pe),H.duration+=Pe.duration;break}case"PRELOAD-HINT":{var Ie=new A.AttrList(me);p.preloadHint=Ie;break}case"RENDITION-REPORT":{var ge=new A.AttrList(me);p.renditionReports=p.renditionReports||[],p.renditionReports.push(ge);break}default:b.logger.warn("line parsed but not handled: "+Y);break}}}R&&!R.relurl?(E.pop(),W-=R.duration,p.partList&&(p.fragmentHint=R)):p.partList&&(f(H,R),H.cc=D,p.fragmentHint=H);var de=E.length,ce=E[0],X=E[de-1];if(W+=p.skippedSegments*p.targetduration,W>0&&de&&X){p.averagetargetduration=W/de;var Q=X.sn;p.endSN=Q!=="initSegment"?Q:0,ce&&(p.startCC=ce.cc,ce.initSegment||p.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(b.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=l,H.sn="initSegment",ce.initSegment=H,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(W+=p.fragmentHint.duration),p.totalduration=W,p.endCC=D,Te>0&&g(E,Te),p},C}();function s(C,m){["video","audio","text"].forEach(function(h){var c=C.filter(function(a){return Object(S.isCodecType)(a,h)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});m[h+"Codec"]=l.length>0?l[0]:c[0],C=C.filter(function(a){return c.indexOf(a)===-1})}}),m.unknownCodecs=C}function w(C,m,h){var c=m[h];c&&(C[h]=c)}function g(C,m){for(var h=C[m],c=m;c--;){var l=C[c];if(!l)return;l.programDateTime=h.programDateTime-l.duration*1e3,h=l}}function f(C,m){C.rawProgramDateTime?C.programDateTime=Date.parse(C.rawProgramDateTime):m!=null&&m.programDateTime&&(C.programDateTime=m.endProgramDateTime),Object(G.isFiniteNumber)(C.programDateTime)||(C.programDateTime=null,C.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=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"),b=L("./src/utils/attr-list.ts");function S(x){var y=x.type;switch(y){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,y){var d=x.url;return(d===void 0||d.indexOf("data:")===0)&&(d=y.url),d}var _=function(){function x(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var y=x.prototype;return y.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)},y.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)},y.createInternalLoader=function(o){var u=this.hls.config,s=u.pLoader,w=u.loader,g=s||w,f=new g(u);return o.loader=f,this.loaders[o.type]=f,f},y.getInternalLoader=function(o){return this.loaders[o.type]},y.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},y.destroyInternalLoaders=function(){for(var o in this.loaders){var u=this.loaders[o];u&&u.destroy(),this.resetInternalLoader(o)}},y.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},y.onManifestLoading=function(o,u){var s=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:A.PlaylistContextType.MANIFEST,url:s,deliveryDirectives:null})},y.onLevelLoading=function(o,u){var s=u.id,w=u.level,g=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:null,level:w,responseType:"text",type:A.PlaylistContextType.LEVEL,url:g,deliveryDirectives:f})},y.onAudioTrackLoading=function(o,u){var s=u.id,w=u.groupId,g=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:A.PlaylistContextType.AUDIO_TRACK,url:g,deliveryDirectives:f})},y.onSubtitleTrackLoading=function(o,u){var s=u.id,w=u.groupId,g=u.url,f=u.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:A.PlaylistContextType.SUBTITLE_TRACK,url:g,deliveryDirectives:f})},y.load=function(o){var u,s=this.hls.config,w=this.getInternalLoader(o);if(w){var g=w.context;if(g&&g.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,m,h;switch(o.type){case A.PlaylistContextType.MANIFEST:f=s.manifestLoadingMaxRetry,C=s.manifestLoadingTimeOut,m=s.manifestLoadingRetryDelay,h=s.manifestLoadingMaxRetryTimeout;break;case A.PlaylistContextType.LEVEL:case A.PlaylistContextType.AUDIO_TRACK:case A.PlaylistContextType.SUBTITLE_TRACK:f=0,C=s.levelLoadingTimeOut;break;default:f=s.levelLoadingMaxRetry,C=s.levelLoadingTimeOut,m=s.levelLoadingRetryDelay,h=s.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 l=c.partTarget,a=c.targetduration;l&&a&&(C=Math.min(Math.max(l*3,a*.8)*1e3,C))}}var v={timeout:C,maxRetry:f,retryDelay:m,maxRetryDelay:h,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,v,p)},y.loadsuccess=function(o,u,s,w){if(w===void 0&&(w=null),s.isSidxRequest){this.handleSidxRequest(o,s),this.handlePlaylistLoaded(o,u,s,w);return}this.resetInternalLoader(s.type);var g=o.data;if(g.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,s,"no EXTM3U 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b.AttrList({}),bitrate:0,details:v,name:"",url:h};g.trigger(I.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:h,stats:u,networkDetails:w,sessionData:null})}if(u.parsing.end=performance.now(),v.needSidxRanges){var E,M=(E=v.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:M,isSidxRequest:!0,type:m,level:C,levelDetails:v,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}s.levelDetails=v,this.handlePlaylistLoaded(o,u,s,w)},y.handleSidxRequest=function(o,u){var s=Object(U.parseSegmentIndex)(new Uint8Array(o.data));if(!s)return;var w=s.references,g=u.levelDetails;w.forEach(function(f,C){var 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A.PlaylistContextType.AUDIO_TRACK:g=s?P.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:P.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,f=!1;break;case A.PlaylistContextType.SUBTITLE_TRACK:g=s?P.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:P.ErrorDetails.SUBTITLE_LOAD_ERROR,f=!1;break}C&&this.resetInternalLoader(o.type);var m={type:P.ErrorTypes.NETWORK_ERROR,details:g,fatal:f,url:o.url,loader:C,context:o,networkDetails:u};w&&(m.response=w),this.hls.trigger(I.Events.ERROR,m)},y.handlePlaylistLoaded=function(o,u,s,w){var g=s.type,f=s.level,C=s.id,m=s.groupId,h=s.loader,c=s.levelDetails,l=s.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,s,"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(g){case A.PlaylistContextType.MANIFEST:case 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P.box(P.types.hdlr,P.HDLR_TYPES[U])},P.mdat=function(U){return P.box(P.types.mdat,U)},P.mdhd=function(U,k){k*=U;var A=Math.floor(k/(G+1)),b=Math.floor(k%(G+1));return P.box(P.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,b>>24,b>>16&255,b>>8&255,b&255,85,196,0,0]))},P.mdia=function(U){return P.box(P.types.mdia,P.mdhd(U.timescale,U.duration),P.hdlr(U.type),P.minf(U))},P.mfhd=function(U){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,U>>24,U>>16&255,U>>8&255,U&255]))},P.minf=function(U){return U.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(U)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(U))},P.moof=function(U,k,A){return P.box(P.types.moof,P.mfhd(U),P.traf(A,k))},P.moov=function(U){for(var k=U.length,A=[];k--;)A[k]=P.trak(U[k]);return P.box.apply(null,[P.types.moov,P.mvhd(U[0].timescale,U[0].duration)].concat(A).concat(P.mvex(U)))},P.mvex=function(U){for(var k=U.length,A=[];k--;)A[k]=P.trex(U[k]);return P.box.apply(null,[P.types.mvex].concat(A))},P.mvhd=function(U,k){k*=U;var A=Math.floor(k/(G+1)),b=Math.floor(k%(G+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,b>>24,b>>16&255,b>>8&255,b&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,S)},P.sdtp=function(U){var k=U.samples||[],A=new Uint8Array(4+k.length),b,S;for(b=0;b<k.length;b++)S=k[b].flags,A[b+4]=S.dependsOn<<4|S.isDependedOn<<2|S.hasRedundancy;return P.box(P.types.sdtp,A)},P.stbl=function(U){return P.box(P.types.stbl,P.stsd(U),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(U){var k=[],A=[],b,S,O;for(b=0;b<U.sps.length;b++)S=U.sps[b],O=S.byteLength,k.push(O>>>8&255),k.push(O&255),k=k.concat(Array.prototype.slice.call(S));for(b=0;b<U.pps.length;b++)S=U.pps[b],O=S.byteLength,A.push(O>>>8&255),A.push(O&255),A=A.concat(Array.prototype.slice.call(S));var _=P.box(P.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,y=U.height,d=U.pixelRatio[0],o=U.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,x>>8&255,x&255,y>>8&255,y&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]),_,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},P.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]))},P.mp4a=function(U){var k=U.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]),P.box(P.types.esds,P.esds(U)))},P.mp3=function(U){var k=U.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,U.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]))},P.stsd=function(U){return U.type==="audio"?!U.isAAC&&U.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(U)):P.box(P.types.stsd,P.STSD,P.mp4a(U)):P.box(P.types.stsd,P.STSD,P.avc1(U))},P.tkhd=function(U){var k=U.id,A=U.duration*U.timescale,b=U.width,S=U.height,O=Math.floor(A/(G+1)),_=Math.floor(A%(G+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,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,b>>8&255,b&255,0,0,S>>8&255,S&255,0,0]))},P.traf=function(U,k){var A=P.sdtp(U),b=U.id,S=Math.floor(k/(G+1)),O=Math.floor(k%(G+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,b>>24,b>>16&255,b>>8&255,b&255])),P.box(P.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])),P.trun(U,A.length+16+20+8+16+8+8),A)},P.trak=function(U){return U.duration=U.duration||4294967295,P.box(P.types.trak,P.tkhd(U),P.mdia(U))},P.trex=function(U){var k=U.id;return P.box(P.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]))},P.trun=function(U,k){var A=U.samples||[],b=A.length,S=12+16*b,O=new Uint8Array(S),_,x,y,d,o,u;for(k+=8+S,O.set([0,0,15,1,b>>>24&255,b>>>16&255,b>>>8&255,b&255,k>>>24&255,k>>>16&255,k>>>8&255,k&255],0),_=0;_<b;_++)x=A[_],y=x.duration,d=x.size,o=x.flags,u=x.cts,O.set([y>>>24&255,y>>>16&255,y>>>8&255,y&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 P.box(P.types.trun,O)},P.initSegment=function(U){P.types||P.init();var k=P.moov(U),A=new Uint8Array(P.FTYP.byteLength+k.byteLength);return A.set(P.FTYP),A.set(k,P.FTYP.byteLength),A},P}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,z.default=I},"./src/remux/mp4-remuxer.ts":function(re,z,L){"use strict";L.r(z),L.d(z,"default",function(){return u}),L.d(z,"normalizePts",function(){return s});var G=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),P=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"),b=L("./src/utils/timescale-conversion.ts");function S(){return S=Object.assign||function(C){for(var m=1;m<arguments.length;m++){var h=arguments[m];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,y=null,d=null,o=!1,u=function(){function C(h,c,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=l,this.ISGenerated=!1,y===null){var v=navigator.userAgent||"",p=v.match(/Chrome\/(\d+)/i);y=p?parseInt(p[1]):0}if(d===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);d=E?parseInt(E[1]):0}o=!!y&&y<75||!!d&&d<600}var m=C.prototype;return m.destroy=function(){},m.resetTimeStamp=function(c){k.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},m.resetNextTimestamp=function(){k.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},m.resetInitSegment=function(){k.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},m.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(v,p){var E=p.pts-v;return E<-4294967296?(l=!0,s(v,p.pts)):E>0?v:p.pts},c[0].pts);return l&&k.logger.debug("PTS rollover detected"),a},m.remux=function(c,l,a,v,p,E,M,F){var j,W,D,R,H,Y,ee=p,oe=p,Te=c.pid>-1,ye=l.pid>-1,he=l.samples.length,le=c.samples.length>0,pe=he>1,ie=(!Te||le)&&(!ye||pe)||this.ISGenerated||M;if(ie){this.ISGenerated||(D=this.generateIS(c,l,p));var me=this.isVideoContiguous,J=-1;if(pe&&(J=w(l.samples),!me&&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(l.samples);l.samples=l.samples.slice(J),l.dropped+=J,oe+=(l.samples[0].pts-ne)/(l.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&&pe){var q=this.getVideoStartPts(l.samples),xe=s(c.samples[0].pts,q)-q,_e=xe/l.inputTimeScale;ee+=Math.max(0,_e),oe+=Math.max(0,-_e)}if(le){if(c.samplerate||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),D=this.generateIS(c,l,p)),W=this.remuxAudio(c,ee,this.isAudioContiguous,E,ye||pe||F===A.PlaylistLevelType.AUDIO?oe:void 0),pe){var be=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),D=this.generateIS(c,l,p)),j=this.remuxVideo(l,oe,me,be)}}else pe&&(j=this.remuxVideo(l,oe,me,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,p)),v.samples.length&&(R=this.remuxText(v,p))),{audio:W,video:j,initSegment:D,independent:Y,text:R,id3:H}},m.generateIS=function(c,l,a){var v=c.samples,p=l.samples,E=this.typeSupported,M={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,D,R;if(F&&(W=D=Infinity),c.config&&v.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):P.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(R=c.inputTimeScale,W=D=v[0].pts-Math.round(R*a))),l.sps&&l.pps&&p.length&&(l.timescale=l.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:P.default.initSegment([l]),metadata:{width:l.width,height:l.height}},F)){R=l.inputTimeScale;var H=this.getVideoStartPts(p),Y=Math.round(R*a);D=Math.min(D,s(p[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:R}},m.remuxVideo=function(c,l,a,v){var p=c.inputTimeScale,E=c.samples,M=[],F=E.length,j=this._initPTS,W=this.nextAvcDts,D=8,R,H,Y,ee=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,Te=0,ye=!1;if(!a||W===null){var he=l*p,le=E[0].pts-s(E[0].dts,E[0].pts);W=he-le}for(var pe=0;pe<F;pe++){var ie=E[pe];if(ie.pts=s(ie.pts-j,W),ie.dts=s(ie.dts-j,W),ie.dts>ie.pts){var me=9e4*.2;Te=Math.max(Math.min(Te,ie.pts-ie.dts),-1*me)}ie.dts<E[pe>0?pe-1:pe].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(b.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(b.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 _e=H-W,be=_e>J,ve=_e<-1;if(be||ve){be?k.logger.warn("AVC: "+Object(b.toMsFromMpegTsClock)(_e,!0)+" ms ("+_e+"dts) hole between fragments detected, filling it"):k.logger.warn("AVC: "+Object(b.toMsFromMpegTsClock)(-_e,!0)+" ms ("+_e+"dts) overlapping between fragments detected"),H=W;var we=E[0].pts-_e;E[0].dts=H,E[0].pts=we,k.logger.log("Video: First PTS/DTS adjusted: "+Object(b.toMsFromMpegTsClock)(we,!0)+"/"+Object(b.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(b.toMsFromMpegTsClock)(_e,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Oe=0,ke=0,Ce=0;Ce<F;Ce++){for(var Re=E[Ce],je=Re.units,He=je.length,Be=0,Ne=0;Ne<He;Ne++)Be+=je[Ne].data.length;ke+=Be,Oe+=He,Re.length=Be,Re.dts=Math.max(Re.dts,H),Re.pts=Math.max(Re.pts,Re.dts,0),ee=Math.min(Re.pts,ee),oe=Math.max(Re.pts,oe)}Y=E[F-1].dts;var qe=ke+4*Oe+8,Xe;try{Xe=new Uint8Array(qe)}catch(mt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating video mdat "+qe});return}var Ze=new DataView(Xe.buffer);Ze.setUint32(0,qe),Xe.set(P.default.types.mdat,4);for(var Le=0;Le<F;Le++){for(var et=E[Le],Ve=et.units,Pe=0,Ie=0,ge=Ve.length;Ie<ge;Ie++){var de=Ve[Ie],ce=de.data,X=de.data.byteLength;Ze.setUint32(D,X),D+=4,Xe.set(ce,D),D+=X,Pe+=4+X}if(Le<F-1)R=E[Le+1].dts-et.dts;else{var Q=this.config,te=et.dts-E[Le>0?Le-1:Le].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var se=Math.floor(Q.maxBufferHole*p),fe=(v?ee+v*p:this.nextAudioPts)-et.pts;fe>se?(R=fe-te,R<0&&(R=te),k.logger.log("[mp4-remuxer]: It is approximately "+fe/90+" ms to the next segment; using duration "+R/90+" ms for the last video frame.")):R=te}else R=te}var Ae=Math.round(et.pts-et.dts);M.push(new g(et.key,R,Pe,Ae))}if(M.length&&y&&y<70){var De=M[0].flags;De.dependsOn=2,De.isNonSync=0}console.assert(R!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=Y+R,this.isVideoContiguous=!0;var Ue=P.default.moof(c.sequenceNumber++,H,S({},c,{samples:M})),Qe="video",Ye={data1:Ue,data2:Xe,startPTS:ee/p,endPTS:(oe+R)/p,startDTS:H/p,endDTS:W/p,type:Qe,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),Ye},m.remuxAudio=function(c,l,a,v,p){var E=c.inputTimeScale,M=c.samplerate?c.samplerate:E,F=E/M,j=c.isAAC?_:x,W=j*F,D=this._initPTS,R=!c.isAAC&&this.typeSupported.mpeg,H=[],Y=c.samples,ee=R?0:8,oe=this.nextAudioPts||-1,Te=l*E;if(this.isAudioContiguous=a=a||Y.length&&oe>0&&(v&&Math.abs(Te-oe)<9e3||Math.abs(s(Y[0].pts-D,Te)-oe)<20*W),Y.forEach(function(ce){ce.pts=s(ce.pts-D,Te)}),!a||oe<0){if(Y=Y.filter(function(ce){return ce.pts>=0}),!Y.length)return;p===0?oe=0:v?oe=Math.max(0,Te):oe=Y[0].pts}if(c.isAAC)for(var ye=p!==void 0,he=this.config.maxAudioFramesDrift,le=0,pe=oe;le<Y.length;le++){var ie=Y[le],me=ie.pts,J=me-pe,ne=Math.abs(1e3*J/E);if(J<=-he*W&&ye)le===0&&(k.logger.warn("Audio frame @ "+(me/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/E)+" ms."),this.nextAudioPts=oe=pe=me);else if(J>=he*W&&ne<O&&ye){var q=Math.round(J/W);pe=me-q*W,pe<0&&(q--,pe+=W),le===0&&(this.nextAudioPts=oe=pe),k.logger.warn("[mp4-remuxer]: Injecting "+q+" audio frame @ "+(pe/E).toFixed(3)+"s due to "+Math.round(1e3*J/E)+" ms gap.");for(var xe=0;xe<q;xe++){var _e=Math.max(pe,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:_e}),pe+=W,le++}}ie.pts=pe,pe+=W}for(var ve=null,we=null,Oe,ke=0,Ce=Y.length;Ce--;)ke+=Y[Ce].unit.byteLength;for(var Re=0,je=Y.length;Re<je;Re++){var He=Y[Re],Be=He.unit,Ne=He.pts;if(we!==null){var qe=H[Re-1];qe.duration=Math.round((Ne-we)/F)}else if(a&&c.isAAC&&(Ne=oe),ve=Ne,ke>0){ke+=ee;try{Oe=new Uint8Array(ke)}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:ke,reason:"fail allocating audio mdat "+ke});return}if(!R){var Xe=new DataView(Oe.buffer);Xe.setUint32(0,ke),Oe.set(P.default.types.mdat,4)}}else return;Oe.set(Be,ee);var Ze=Be.byteLength;ee+=Ze,H.push(new g(!0,j,Ze,0)),we=Ne}var Le=H.length;if(!Le)return;var et=H[H.length-1];this.nextAudioPts=oe=we+F*et.duration;var Ve=R?new Uint8Array(0):P.default.moof(c.sequenceNumber++,ve/F,S({},c,{samples:H}));c.samples=[];var Pe=ve/E,Ie=oe/E,ge="audio",de={data1:Ve,data2:Oe,startPTS:Pe,endPTS:Ie,startDTS:Pe,endDTS:Ie,type:ge,hasAudio:!0,hasVideo:!1,nb:Le};return this.isAudioContiguous=!0,console.assert(Oe.length,"MDAT length must not be zero"),de},m.remuxEmptyAudio=function(c,l,a,v){var p=c.inputTimeScale,E=c.samplerate?c.samplerate:p,M=p/E,F=this.nextAudioPts,j=(F!==null?F:v.startDTS*p)+this._initDTS,W=v.endDTS*p+this._initDTS,D=M*_,R=Math.ceil((W-j)/D),H=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(k.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){k.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var Y=[],ee=0;ee<R;ee++){var oe=j+ee*D;Y.push({unit:H,pts:oe,dts:oe})}return c.samples=Y,this.remuxAudio(c,l,a,!1)},m.remuxID3=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,p=this._initPTS,E=this._initDTS,M=0;M<a;M++){var F=c.samples[M];F.pts=s(F.pts-p,l*v)/v,F.dts=s(F.dts-E,l*v)/v}var j=c.samples;return c.samples=[],{samples:j}},m.remuxText=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,p=this._initPTS,E=0;E<a;E++){var M=c.samples[E];M.pts=s(M.pts-p,l*v)/v}c.samples.sort(function(j,W){return j.pts-W.pts});var F=c.samples;return c.samples=[],{samples:F}},C}();function s(C,m){var h;if(m===null)return C;for(m<C?h=-8589934592:h=8589934592;Math.abs(C-m)>4294967296;)C+=h;return C}function w(C){for(var m=0;m<C.length;m++)if(C[m].key)return m;return-1}var g=function(m,h,c,l){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=l,this.flags=new f(m)},f=function(m){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=m?2:1,this.isNonSync=m?0:1}},"./src/remux/passthrough-remuxer.ts":function(re,z,L){"use strict";L.r(z);var G=L("./src/polyfills/number.ts"),I=L("./src/utils/mp4-tools.ts"),P=L("./src/loader/fragment.ts"),B=L("./src/utils/logger.ts"),U=function(){function b(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var S=b.prototype;return S.destroy=function(){},S.resetTimeStamp=function(_){this.initPTS=_,this.lastEndDTS=null},S.resetNextTimestamp=function(){this.lastEndDTS=null},S.resetInitSegment=function(_,x,y){this.audioCodec=x,this.videoCodec=y,this.generateInitSegment(_),this.emitInitSegment=!0},S.generateInitSegment=function(_){var x=this.audioCodec,y=this.videoCodec;if(!_||!_.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(I.parseInitSegment)(_);x||(x=A(d.audio,P.ElementaryStreamTypes.AUDIO)),y||(y=A(d.video,P.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:x+","+y,initSegment:_,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:x,initSegment:_,id:"audio"}:d.video?o.video={container:"video/mp4",codec:y,initSegment:_,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},S.remux=function(_,x,y,d,o){var u=this.initPTS,s=this.lastEndDTS,w={audio:void 0,video:void 0,text:d,id3:y,initSegment:void 0};Object(G.isFiniteNumber)(s)||(s=this.lastEndDTS=o||0);var g=x.samples;if(!g||!g.length)return w;var f={initPTS:void 0,timescale:1},C=this.initData;if((!C||!C.length)&&(this.generateInitSegment(g),C=this.initData),!C||!C.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),w;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1),Object(G.isFiniteNumber)(u)||(this.initPTS=f.initPTS=u=k(C,g,s));var m=Object(I.getDuration)(g,C),h=s,c=m+h;Object(I.offsetStartDTS)(C,g,u),m>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var l=!!C.audio,a=!!C.video,v="";l&&(v+="audio"),a&&(v+="video");var p={data1:g,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:v,hasAudio:l,hasVideo:a,nb:1,dropped:0};return w.audio=p.type==="audio"?p:void 0,w.video=p.type!=="audio"?p:void 0,w.text=d,w.id3=y,w.initSegment=f,w},b}(),k=function(S,O,_){return Object(I.getStartDTS)(S,O)-_};function A(b,S){var O=b==null?void 0:b.codec;return O&&O.length>4?O:O==="hvc1"?"hvc1.1.c.L120.90":O==="av01"?"av01.0.04M.08":O==="avc1"||S===P.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}z.default=U},"./src/task-loop.ts":function(re,z,L){"use 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