NewEduCoderBuild/p__Classrooms__Lists__CommonHomework__Review__index.9b6baa3e.async.js

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S=s[d].head;A.replaceRange("",R(S.line,S.ch-1),R(S.line,S.ch+1),"+delete")}}function D(A){var v=U(A),c=v&&G(v,"explode");if(!c||A.getOption("disableInput"))return re.Pass;for(var s=A.listSelections(),d=0;d<s.length;d++){if(!s[d].empty())return re.Pass;var l=_(A,s[d].head);if(!l||c.indexOf(l)%2!=0)return re.Pass}A.operation(function(){var S=A.lineSeparator()||`
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X=Q.marker.find(0),ae=mt(X.from,n)||Hr(Q.marker)-Hr(i),le=mt(X.to,r)||Gr(Q.marker)-Gr(i);if(ae>=0&&le<=0||ae<=0&&le>=0)continue;if(ae<=0&&(Q.marker.inclusiveRight&&i.inclusiveLeft?mt(X.to,n)>=0:mt(X.to,n)>0)||ae>=0&&(Q.marker.inclusiveRight&&i.inclusiveLeft?mt(X.from,r)<=0:mt(X.from,r)<0))return!0}}function Ur(e){for(var t;t=sn(e);)e=t.find(-1,!0).line;return e}function Fi(e){for(var t;t=ln(e);)e=t.find(1,!0).line;return e}function Vn(e){for(var t,n;t=ln(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function di(e,t){var n=ot(e,t),r=Ur(n);return n==r?t:Dt(r)}function bn(e,t){if(t>e.lastLine())return t;var n=ot(e,t),r;if(!$r(e,n))return t;for(;r=ln(n);)n=r.find(1,!0).line;return Dt(n)+1}function $r(e,t){var n=ct&&t.markedSpans;if(n)for(var r=void 0,i=0;i<n.length;++i){if(r=n[i],!r.marker.collapsed)continue;if(r.from==null)return!0;if(r.marker.widgetNode)continue;if(r.from==0&&r.marker.inclusiveLeft&&ci(e,t,r))return!0}}function ci(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return ci(e,r.line,Ot(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,T=0;T<t.markedSpans.length;++T)if(i=t.markedSpans[T],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&ci(e,t,i))return!0}function zr(e){e=Ur(e);for(var t=0,n=e.parent,r=0;r<n.lines.length;++r){var i=n.lines[r];if(i==e)break;t+=i.height}for(var T=n.parent;T;n=T,T=n.parent)for(var B=0;B<T.children.length;++B){var H=T.children[B];if(H==n)break;t+=H.height}return t}function fi(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=sn(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=ln(r);){var T=n.find(0,!0);t-=r.text.length-T.from.ch,r=T.to.line,t+=r.text.length-T.to.ch}return t}function ji(e){var t=e.display,n=e.doc;t.maxLine=ot(n,n.first),t.maxLineLength=fi(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var 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n=0;t=pt(e.doc,t),e.options.lineWrapping||(n=Xn(e.display)*t.ch);var r=ot(e.doc,t.line),i=zr(r)+Wi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var T=Ge(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=Lr(r,n),T=r.first+r.size-1;if(i>T)return ga(r.first+r.size-1,ot(r,T).text.length,null,1,1);t<0&&(t=0);for(var B=ot(r,i);;){var H=Hs(e,B,i,t,n),Q=zn(B,H.ch+(H.xRel>0||H.outside>0?1:0));if(!Q)return H;var X=Q.find(1);if(X.line==i)return X;B=ot(r,i=X.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,T=Ve(function(B){return tn(e,n,B-1).bottom<=r},i,0);return i=Ve(function(B){return tn(e,n,B).top>r},T,i),{begin:T,end:i}}function fo(e,t,n,r){n||(n=Qn(e,t));var i=Ki(e,t,tn(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 Hs(e,t,n,r,i){i-=zr(t);var T=Qn(e,t),B=ma(t),H=0,Q=t.text.length,X=!0,ae=Je(t,e.doc.direction);if(ae){var le=(e.options.lineWrapping?zs:Gs)(e,t,n,T,ae,r,i);X=le.level!=1,H=X?le.from:le.to-1,Q=X?le.to:le.from-1}var Ae=null,Ee=null,Ne=Ve(function(ht){var lt=tn(e,T,ht);return lt.top+=B,lt.bottom+=B,ya(lt,r,i,!1)?(lt.top<=i&&lt.left<=r&&(Ae=ht,Ee=lt),!0):!1},H,Q),Ke,Ye,et=!1;if(Ee){var it=r-Ee.left<Ee.right-r,tt=it==X;Ne=Ae+(tt?0:1),Ye=tt?"after":"before",Ke=it?Ee.left:Ee.right}else{!X&&(Ne==Q||Ne==H)&&Ne++,Ye=Ne==0?"after":Ne==t.text.length?"before":tn(e,T,Ne-(X?1:0)).bottom+B<=i==X?"after":"before";var at=Vr(e,Ge(n,Ne,Ye),"line",t,T);Ke=at.left,et=i<at.top?-1:i>=at.bottom?1:0}return Ne=Oe(t.text,Ne,1),ga(n,Ne,Ye,et,r-Ke)}function Gs(e,t,n,r,i,T,B){var H=Ve(function(le){var Ae=i[le],Ee=Ae.level!=1;return ya(Vr(e,Ge(n,Ee?Ae.to:Ae.from,Ee?"before":"after"),"line",t,r),T,B,!0)},0,i.length-1),Q=i[H];if(H>0){var X=Q.level!=1,ae=Vr(e,Ge(n,X?Q.from:Q.to,X?"after":"before"),"line",t,r);ya(ae,T,B,!0)&&ae.top>B&&(Q=i[H-1])}return Q}function zs(e,t,n,r,i,T,B){var H=co(e,t,r,B),Q=H.begin,X=H.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var ae=null,le=null,Ae=0;Ae<i.length;Ae++){var Ee=i[Ae];if(Ee.from>=X||Ee.to<=Q)continue;var Ne=Ee.level!=1,Ke=tn(e,r,Ne?Math.min(X,Ee.to)-1:Math.max(Q,Ee.from)).right,Ye=Ke<T?T-Ke+1e9:Ke-T;(!ae||le>Ye)&&(ae=Ee,le=Ye)}return ae||(ae=i[i.length-1]),ae.from<Q&&(ae={from:Q,to:ae.to,level:ae.level}),ae.to>X&&(ae={from:ae.from,to:X,level:ae.level}),ae}var kn;function Yn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(kn==null){kn=o("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)kn.appendChild(document.createTextNode("x")),kn.appendChild(o("br"));kn.appendChild(document.createTextNode("x"))}u(e.measure,kn);var n=kn.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),a(e.measure),n||1}function Xn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=o("span","xxxxxxxxxx"),n=o("pre",[t],"CodeMirror-line-like");u(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function Ea(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,T=t.gutters.firstChild,B=0;T;T=T.nextSibling,++B){var H=e.display.gutterSpecs[B].className;n[H]=T.offsetLeft+T.clientLeft+i,r[H]=T.clientWidth}return{fixedPos:ba(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ba(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Yn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Xn(e.display)-3);return function(i){if($r(e.doc,i))return 0;var T=0;if(i.widgets)for(var B=0;B<i.widgets.length;B++)i.widgets[B].height&&(T+=i.widgets[B].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&&ur(r,i)})}function Un(e,t,n,r){var i=e.display;if(!n&&fe(t).getAttribute("cm-not-content")=="true")return null;var T,B,H=i.lineSpace.getBoundingClientRect();try{T=t.clientX-H.left,B=t.clientY-H.top}catch(le){return null}var Q=va(e,T,B),X;if(r&&Q.xRel>0&&(X=ot(e.doc,Q.line).text).length==Q.ch){var ae=K(X,X.length,e.options.tabSize)-X.length;Q=Ge(Q.line,Math.max(0,Math.round((T-$a(e.display).left)/Xn(e.display))-ae))}return Q}function Nn(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 Ar(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)ct&&di(e.doc,t)<i.viewTo&&An(e);else if(n<=i.viewFrom)ct&&bn(e.doc,n+r)>i.viewFrom?An(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)An(e);else if(t<=i.viewFrom){var T=Hi(e,n,n+r,1);T?(i.view=i.view.slice(T.index),i.viewFrom=T.lineN,i.viewTo+=r):An(e)}else if(n>=i.viewTo){var B=Hi(e,t,t,-1);B?(i.view=i.view.slice(0,B.index),i.viewTo=B.lineN):An(e)}else{var H=Hi(e,t,t,-1),Q=Hi(e,n,n+r,1);H&&Q?(i.view=i.view.slice(0,H.index).concat(xr(e,H.lineN,Q.lineN)).concat(i.view.slice(Q.index)),i.viewTo+=r):An(e)}var X=i.externalMeasured;X&&(n<X.lineN?X.lineN+=r:t<X.lineN+X.size&&(i.externalMeasured=null))}function xn(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[Nn(e,t)];if(T.node==null)return;var B=T.changes||(T.changes=[]);ee(B,n)==-1&&B.push(n)}function An(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Hi(e,t,n,r){var i=Nn(e,t),T,B=e.display.view;if(!ct||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var H=e.display.viewFrom,Q=0;Q<i;Q++)H+=B[Q].size;if(H!=t){if(r>0){if(i==B.length-1)return null;T=H+B[i].size-t,i++}else T=H-t;t+=T,n+=T}for(;di(e.doc,n)!=n;){if(i==(r<0?0:B.length-1))return null;n+=r*B[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=xr(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=xr(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Nn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(xr(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Nn(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 vi(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(),B=0;B<n.sel.ranges.length;B++){if(!t&&B==n.sel.primIndex)continue;var H=n.sel.ranges[B];if(H.from().line>=e.display.viewTo||H.to().line<e.display.viewFrom)continue;var Q=H.empty();(Q||e.options.showCursorWhenSelecting)&&go(e,H.head,i),Q||Qs(e,H,T)}return r}function go(e,t,n){var r=Vr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(o("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(o("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 Gi(e,t){return e.top-t.top||e.left-t.left}function Qs(e,t,n){var r=e.display,i=e.doc,T=document.createDocumentFragment(),B=$a(e.display),H=B.left,Q=Math.max(r.sizerWidth,Pn(e)-r.sizer.offsetLeft)-B.right,X=i.direction=="ltr";function ae(tt,at,ht,lt){at<0&&(at=0),at=Math.round(at),lt=Math.round(lt),T.appendChild(o("div",null,"CodeMirror-selected","position: absolute; left: "+tt+`px;
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                         top: `+(t.top-n.viewOffset-Wi(e.display))+`px;
                         height: `+(t.bottom-t.top+en(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 Xs(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ge(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ge(t.line,t.ch+1,"before"):t);for(var T=0;T<5;T++){var B=!1,H=Vr(e,t),Q=!n||n==t?H:Vr(e,n);i={left:Math.min(H.left,Q.left),top:Math.min(H.top,Q.top)-r,right:Math.max(H.left,Q.left),bottom:Math.max(H.bottom,Q.bottom)+r};var X=Sa(e,i),ae=e.doc.scrollTop,le=e.doc.scrollLeft;if(X.scrollTop!=null&&(Ei(e,X.scrollTop),Math.abs(e.doc.scrollTop-ae)>1&&(B=!0)),X.scrollLeft!=null&&(Bn(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-le)>1&&(B=!0)),!B)break}return i}function Js(e,t){var n=Sa(e,t);n.scrollTop!=null&&Ei(e,n.scrollTop),n.scrollLeft!=null&&Bn(e,n.scrollLeft)}function Sa(e,t){var n=e.display,r=Yn(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),B={};t.bottom-t.top>T&&(t.bottom=t.top+T);var H=e.doc.height+ca(n),Q=t.top<r,X=t.bottom>H-r;if(t.top<i)B.scrollTop=Q?0:t.top;else if(t.bottom>i+T){var ae=Math.min(t.top,(X?H:t.bottom)-T);ae!=i&&(B.scrollTop=ae)}var le=e.options.fixedGutter?0:n.gutters.offsetWidth,Ae=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-le,Ee=Pn(e)-n.gutters.offsetWidth,Ne=t.right-t.left>Ee;return Ne&&(t.right=t.left+Ee),t.left<10?B.scrollLeft=0:t.left<Ae?B.scrollLeft=Math.max(0,t.left+le-(Ne?0:10)):t.right>Ee+Ae-3&&(B.scrollLeft=t.right+(Ne?0:10)-Ee),B}function Ca(e,t){if(t==null)return;Qi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Zn(e){Qi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function yi(e,t,n){(t!=null||n!=null)&&Qi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Zs(e,t){Qi(e),e.curOp.scrollToPos=t}function Qi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);bo(e,n,r,t.margin)}}function bo(e,t,n,r){var i=Sa(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});yi(e,i.scrollLeft,i.scrollTop)}function Ei(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;R||Da(e,{top:t}),xo(e,t,!0),R&&Da(e),Ai(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 Bn(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,wo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function bi(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+en(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var Fn=function(e,t,n){this.cm=n;var r=this.vert=o("div",[o("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=o("div",[o("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),we(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),we(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,F&&U<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Fn.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}},Fn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},Fn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},Fn.prototype.zeroWidthHack=function(){var e=d&&!C?"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},Fn.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)},Fn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var xi=function(){};xi.prototype.update=function(){return{bottom:0,right:0}},xi.prototype.setScrollLeft=function(){},xi.prototype.setScrollTop=function(){},xi.prototype.clear=function(){};function qn(e,t){t||(t=bi(e));var n=e.display.barWidth,r=e.display.barHeight;Ao(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&zi(e),Ao(e,bi(e)),n=e.display.barWidth,r=e.display.barHeight}function Ao(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 To={native:Fn,null:xi};function So(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new To[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),we(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"?Bn(e,t):Ei(e,t)},e),e.display.scrollbars.addClass&&N(e.display.wrapper,e.display.scrollbars.addClass)}var qs=0;function jn(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:++qs},Wr(e.curOp)}function Wn(e){var t=e.curOp;t&&Os(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;$s(n)})}function $s(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 B=0;B<t.length;B++)il(t[B])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&ji(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 Yi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&wa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&zi(t),e.barMeasure=bi(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+en(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Pn(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&&Bn(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)&&qn(t,e.barMeasure),e.updatedDisplay&&La(t,e.barMeasure),e.selectionChanged&&Aa(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&&Co(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&&Bn(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=Xs(t,pt(r,e.scrollToPos.from),pt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var T=e.maybeHiddenMarkers,B=e.maybeUnhiddenMarkers;if(T)for(var H=0;H<T.length;++H)T[H].lines.length||Me(T[H],"hide");if(B)for(var Q=0;Q<B.length;++Q)B[Q].lines.length&&Me(B[Q],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Me(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Mr(e,t){if(e.curOp)return t();jn(e);try{return t()}finally{Wn(e)}}function ar(e,t){return function(){if(e.curOp)return t.apply(e,arguments);jn(e);try{return t.apply(e,arguments)}finally{Wn(e)}}}function gr(e){return function(){if(this.curOp)return e.apply(this,arguments);jn(this);try{return e.apply(this,arguments)}finally{Wn(this)}}}function or(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);jn(t);try{return e.apply(this,arguments)}finally{Wn(t)}}}function Ai(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,L(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=Er(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 B=T.styles,H=T.text.length>e.options.maxHighlightLength?Fr(t.mode,r.state):null,Q=vn(e,T,r,!0);H&&(r.state=H),T.styles=Q.styles;var X=T.styleClasses,ae=Q.classes;ae?T.styleClasses=ae:X&&(T.styleClasses=null);for(var le=!B||B.length!=T.styles.length||X!=ae&&(!X||!ae||X.bgClass!=ae.bgClass||X.textClass!=ae.textClass),Ae=0;!le&&Ae<B.length;++Ae)le=B[Ae]!=T.styles[Ae];le&&i.push(r.line),T.stateAfter=r.save(),r.nextLine()}else T.text.length<=e.options.maxHighlightLength&&yn(e,T.text,r),T.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return Ai(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&Mr(e,function(){for(var T=0;T<i.length;T++)xn(e,i[T],"text")})}var Yi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Vi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Pn(e),this.force=n,this.dims=Ea(e),this.events=[]};Yi.prototype.signal=function(e,t){ue(e,t)&&this.events.push(arguments)},Yi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Me.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=en(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=en(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!x(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&x(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&&x(document.body,e.anchorNode)&&x(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 wa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return An(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;Do(e)&&(An(e),t.dims=Ea(e));var i=r.first+r.size,T=Math.max(t.visible.from-e.options.viewportMargin,r.first),B=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>B&&n.viewTo-B<20&&(B=Math.min(i,n.viewTo)),ct&&(T=di(e.doc,T),B=bn(e.doc,B));var H=T!=n.viewFrom||B!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,T,B),n.viewOffset=zr(ot(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var Q=mo(e);if(!H&&Q==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var X=sl(e);return Q>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),Q>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(X),a(n.cursorDiv),a(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,H&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,Ai(e,400)),n.updateLineNumbers=null,!0}function Co(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==Pn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Vi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Vi(e.display,e.doc,n));if(!wa(e,t))break;zi(e);var i=bi(e);vi(e),qn(e,i),La(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 Da(e,t){var n=new Yi(e,t);if(wa(e,n)){zi(e),Co(e,n);var r=bi(e);vi(e),qn(e,r),La(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,T=r.lineDiv,B=T.firstChild;function H(Ne){var Ke=Ne.nextSibling;return P&&d&&e.display.currentWheelTarget==Ne?Ne.style.display="none":Ne.parentNode.removeChild(Ne),Ke}for(var Q=r.view,X=r.viewFrom,ae=0;ae<Q.length;ae++){var le=Q[ae];if(!le.hidden)if(!le.node||le.node.parentNode!=T){var Ae=Us(e,le,X,n);T.insertBefore(Ae,B)}else{for(;B!=le.node;)B=H(B);var Ee=i&&t!=null&&t<=X&&le.lineNumber;le.changes&&(ee(le.changes,"gutter")>-1&&(Ee=!1),Ya(e,le,X,n)),Ee&&(a(le.lineNumber),le.lineNumber.appendChild(document.createTextNode(nn(e.options,X)))),B=le.node.nextSibling}X+=le.size}for(;B;)B=H(B)}function Ra(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function La(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+en(e)+"px"}function wo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ba(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,T=r+"px",B=0;B<n.length;B++)if(!n[B].hidden){e.options.fixedGutter&&(n[B].gutter&&(n[B].gutter.style.left=T),n[B].gutterBackground&&(n[B].gutterBackground.style.left=T));var H=n[B].alignable;if(H)for(var Q=0;Q<H.length;Q++)H[Q].style.left=T}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Do(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=nn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(o("div",[o("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),T=i.firstChild.offsetWidth,B=i.offsetWidth-T;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(T,r.lineGutter.offsetWidth-B)+1,r.lineNumWidth=r.lineNumInnerWidth+B,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Ra(e.display),!0}return!1}function _a(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var T=e[i],B=null;if(typeof T!="string"&&(B=T.style,T=T.className),T=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:T,style:B})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Ro(e){var t=e.gutters,n=e.gutterSpecs;a(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],T=i.className,B=i.style,H=t.appendChild(o("div",null,"CodeMirror-gutter "+T));B&&(H.style.cssText=B),T=="CodeMirror-linenumbers"&&(e.lineGutter=H,H.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Ra(e)}function Ti(e){Ro(e.display),Ar(e),wo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=o("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=o("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=y("div",null,"CodeMirror-code"),i.selectionDiv=o("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=o("div",null,"CodeMirror-cursors"),i.measure=o("div",null,"CodeMirror-measure"),i.lineMeasure=o("div",null,"CodeMirror-measure"),i.lineSpace=y("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var T=y("div",[i.lineSpace],"CodeMirror-lines");i.mover=o("div",[T],null,"position: relative"),i.sizer=o("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=o("div",null,null,"position: absolute; height: "+oe+"px; width: 1px;"),i.gutters=o("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=o("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=o("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),F&&U<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!P&&!(R&&s)&&(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=_a(r.gutters,r.lineNumbers),Ro(i),n.init(i)}var Xi=0,Nr=null;F?Nr=-.53:R?Nr=15:E?Nr=-.7:_&&(Nr=-1/3);function Lo(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=Lo(e);return t.x*=Nr,t.y*=Nr,t}function _o(e,t){var n=Lo(t),r=n.x,i=n.y,T=e.display,B=T.scroller,H=B.scrollWidth>B.clientWidth,Q=B.scrollHeight>B.clientHeight;if(!(r&&H||i&&Q))return;if(i&&d&&P){e:for(var X=t.target,ae=T.view;X!=B;X=X.parentNode)for(var le=0;le<ae.length;le++)if(ae[le].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!R&&!b&&Nr!=null){i&&Q&&Ei(e,Math.max(0,B.scrollTop+i*Nr)),Bn(e,Math.max(0,B.scrollLeft+r*Nr)),(!i||i&&Q)&&Z(t),T.wheelStartX=null;return}if(i&&Nr!=null){var Ae=i*Nr,Ee=e.doc.scrollTop,Ne=Ee+T.wrapper.clientHeight;Ae<0?Ee=Math.max(0,Ee+Ae-50):Ne=Math.min(e.doc.height,Ne+Ae+50),Da(e,{top:Ee,bottom:Ne})}Xi<20&&(T.wheelStartX==null?(T.wheelStartX=B.scrollLeft,T.wheelStartY=B.scrollTop,T.wheelDX=r,T.wheelDY=i,setTimeout(function(){if(T.wheelStartX==null)return;var Ke=B.scrollLeft-T.wheelStartX,Ye=B.scrollTop-T.wheelStartY,et=Ye&&T.wheelDY&&Ye/T.wheelDY||Ke&&T.wheelDX&&Ke/T.wheelDX;if(T.wheelStartX=T.wheelStartY=null,!et)return;Nr=(Nr*Xi+et)/(Xi+1),++Xi},200)):(T.wheelDX+=r,T.wheelDY+=i))}var Br=function(e,t){this.ranges=e,this.primIndex=t};Br.prototype.primary=function(){return this.ranges[this.primIndex]},Br.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(!Jr(n.anchor,r.anchor)||!Jr(n.head,r.head))return!1}return!0},Br.prototype.deepCopy=function(){for(var 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et=Ke?Oa(e,Ye):J(H);Ci(e,Ye,et,Fo(e,Ye)),!Ke&&e.cm&&e.cm.scrollIntoView({from:Ye.from,to:Sn(Ye)});var it=[];Cn(e,function(tt,at){!at&&ee(it,tt.history)==-1&&($o(tt.history,Ye),it.push(tt.history)),Ci(tt,Ye,null,Fo(tt,Ye))})},Ee=T.changes.length-1;Ee>=0;--Ee){var Ne=Ae(Ee);if(Ne)return Ne.v}}function Jo(e,t){if(t==0)return;if(e.first+=t,e.sel=new Br(ne(e.sel.ranges,function(i){return new Mt(Ge(i.anchor.line+t,i.anchor.ch),Ge(i.head.line+t,i.head.ch))}),e.sel.primIndex),e.cm){Ar(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)xn(e.cm,r,"gutter")}}function Ci(e,t,n,r){if(e.cm&&!e.cm.curOp)return ar(e.cm,Ci)(e,t,n,r);if(t.to.line<e.first){Jo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Jo(e,i),t={from:Ge(e.first,0),to:Ge(t.to.line+i,t.to.ch),text:[J(t.text)],origin:t.origin}}var T=e.lastLine();t.to.line>T&&(t={from:t.from,to:Ge(T,ot(e,T).text.length),text:[t.text[0]],origin:t.origin}),t.removed=jr(e,t.from,t.to),n||(n=Oa(e,t)),e.cm?bl(e.cm,t,r):Ma(e,t,r),$i(e,n,ve),e.cantEdit&&ea(e,Ge(e.firstLine(),0))&&(e.cantEdit=!1)}function bl(e,t,n){var r=e.doc,i=e.display,T=t.from,B=t.to,H=!1,Q=T.line;e.options.lineWrapping||(Q=Dt(Ur(ot(r,T.line))),r.iter(Q,B.line+1,function(Ee){if(Ee==i.maxLine)return H=!0,!0})),r.sel.contains(t.from,t.to)>-1&&he(e),Ma(r,t,n,ho(e)),e.options.lineWrapping||(r.iter(Q,T.line+t.text.length,function(Ee){var Ne=fi(Ee);Ne>i.maxLineLength&&(i.maxLine=Ee,i.maxLineLength=Ne,i.maxLineChanged=!0,H=!1)}),H&&(e.curOp.updateMaxLine=!0)),In(r,T.line),Ai(e,400);var X=t.text.length-(B.line-T.line)-1;t.full?Ar(e):T.line==B.line&&t.text.length==1&&!Mo(e.doc,t)?xn(e,T.line,"text"):Ar(e,T.line,B.line+1,X);var ae=ue(e,"changes"),le=ue(e,"change");if(le||ae){var Ae={from:T,to:B,text:t.text,removed:t.removed,origin:t.origin};le&&dr(e,"change",e,Ae),ae&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Ae)}e.display.selForContextMenu=null}function ri(e,t,n,r,i){var T;r||(r=n),mt(r,n)<0&&(T=[r,n],n=T[0],r=T[1]),typeof t=="string"&&(t=e.splitLines(t)),ti(e,{from:n,to:r,text:t,origin:i})}function Zo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function qo(e,t,n,r){for(var i=0;i<e.length;++i){var T=e[i],B=!0;if(T.ranges){T.copied||(T=e[i]=T.deepCopy(),T.copied=!0);for(var H=0;H<T.ranges.length;H++)Zo(T.ranges[H].anchor,t,n,r),Zo(T.ranges[H].head,t,n,r);continue}for(var Q=0;Q<T.changes.length;++Q){var X=T.changes[Q];if(n<X.from.line)X.from=Ge(X.from.line+r,X.from.ch),X.to=Ge(X.to.line+r,X.to.ch);else if(t<=X.to.line){B=!1;break}}B||(e.splice(0,i+1),i=0)}}function $o(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;qo(e.done,n,r,i),qo(e.undone,n,r,i)}function wi(e,t,n,r){var i=t,T=t;return typeof t=="number"?T=ot(e,Zr(e,t)):i=Dt(t),i==null?null:(r(T,i)&&e.cm&&xn(e.cm,i,n),T)}function Di(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}Di.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,st(i),dr(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 Ri(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}Ri.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),B=r.height;if(r.removeInner(e,T),this.height-=B-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 Di))){var H=[];this.collapse(H),this.children=[new Di(H)],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 B=i.lines.length%25+25,H=B;H<i.lines.length;){var Q=new Di(i.lines.slice(H,H+=25));i.height-=Q.height,this.children.splice(++r,0,Q),Q.parent=this}i.lines=i.lines.slice(0,B),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 Ri(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 Ri(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 B=Math.min(t,T-e);if(i.iterN(e,B,n))return!0;if((t-=B)==0)break;e=0}else e-=T}}};var Li=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};Li.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Dt(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=pi(this);ur(n,Math.max(0,n.height-T)),e&&(Mr(e,function(){es(e,n,-T),xn(e,r,"widget")}),dr(e,"lineWidgetCleared",e,this,r))},Li.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=pi(this)-t;if(!i)return;$r(this.doc,r)||ur(r,r.height+i),n&&Mr(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),dr(n,"lineWidgetChanged",n,e,Dt(r))})},de(Li);function es(e,t,n){zr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new Li(e,n,r),T=e.cm;return T&&i.noHScroll&&(T.display.alignWidgets=!0),wi(e,t,"widget",function(B){var H=B.widgets||(B.widgets=[]);if(i.insertAt==null?H.push(i):H.splice(Math.min(H.length-1,Math.max(0,i.insertAt)),0,i),i.line=B,T&&!$r(e,B)){var Q=zr(B)<e.scrollTop;ur(B,B.height+pi(i)),Q&&Ca(T,i.height),T.curOp.forceUpdate=!0}return!0}),T&&dr(T,"lineWidgetAdded",T,i,typeof t=="number"?t:Dt(t)),i}var ts=0,wn=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};wn.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&jn(e),ue(this,"clear")){var n=this.find();n&&dr(this,"clear",n.from,n.to)}for(var r=null,i=null,T=0;T<this.lines.length;++T){var B=this.lines[T],H=Ot(B.markedSpans,this);e&&!this.collapsed?xn(e,Dt(B),"text"):e&&(H.to!=null&&(i=Dt(B)),H.from!=null&&(r=Dt(B))),B.markedSpans=Gt(B.markedSpans,H),H.from==null&&this.collapsed&&!$r(this.doc,B)&&e&&ur(B,Yn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var Q=0;Q<this.lines.length;++Q){var X=Ur(this.lines[Q]),ae=fi(X);ae>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=ae,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Ar(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&&dr(e,"markerCleared",e,this,r,i),t&&Wn(e),this.parent&&this.parent.clear()},wn.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],B=Ot(T.markedSpans,this);if(B.from!=null&&(n=Ge(t?T:Dt(T),B.from),e==-1))return n;if(B.to!=null&&(r=Ge(t?T:Dt(T),B.to),e==1))return r}return n&&{from:n,to:r}},wn.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;Mr(r,function(){var i=t.line,T=Dt(t.line),B=ha(r,T);if(B&&(io(B),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!$r(n.doc,i)&&n.height!=null){var H=n.height;n.height=null;var Q=pi(n)-H;Q&&ur(i,i.height+Q)}dr(r,"markerChanged",r,e)})},wn.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||ee(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},wn.prototype.detachLine=function(e){if(this.lines.splice(ee(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},de(wn);function ni(e,t,n,r,i){if(r&&r.shared)return Al(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return ar(e.cm,ni)(e,t,n,r,i);var T=new wn(e,i),B=mt(t,n);if(r&&I(r,T,!1),B>0||B==0&&T.clearWhenEmpty!==!1)return T;if(T.replacedWith&&(T.collapsed=!0,T.widgetNode=y("span",[T.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||T.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(T.widgetNode.insertLeft=!0)),T.collapsed){if(Bi(e,t.line,t,n,T)||t.line!=n.line&&Bi(e,n.line,t,n,T))throw new Error("Inserting collapsed marker partially overlapping an existing one");At()}T.addToHistory&&No(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var H=t.line,Q=e.cm,X;if(e.iter(H,n.line+1,function(le){Q&&T.collapsed&&!Q.options.lineWrapping&&Ur(le)==Q.display.maxLine&&(X=!0),T.collapsed&&H!=t.line&&ur(le,0),Tt(le,new jt(T,H==t.line?t.ch:null,H==n.line?n.ch:null)),++H}),T.collapsed&&e.iter(t.line,n.line+1,function(le){$r(e,le)&&ur(le,0)}),T.clearOnEnter&&we(T,"beforeCursorEnter",function(){return T.clear()}),T.readOnly&&(Lt(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),T.collapsed&&(T.id=++ts,T.atomic=!0),Q){if(X&&(Q.curOp.updateMaxLine=!0),T.collapsed)Ar(Q,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++)xn(Q,ae,"text");T.atomic&&Go(Q.doc),dr(Q,"markerAdded",Q,T)}return T}var _i=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};_i.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();dr(this,"clear")},_i.prototype.find=function(e,t){return this.primary.find(e,t)},de(_i);function Al(e,t,n,r,i){r=I(r),r.shared=!1;var T=[ni(e,t,n,r,i)],B=T[0],H=r.widgetNode;return Cn(e,function(Q){H&&(r.widgetNode=H.cloneNode(!0)),T.push(ni(Q,pt(Q,t),pt(Q,n),r,i));for(var X=0;X<Q.linked.length;++X)if(Q.linked[X].isParent)return;B=J(T)}),new _i(T,B)}function rs(e){return e.findMarks(Ge(e.first,0),e.clipPos(Ge(e.lastLine())),function(t){return t.parent})}function Tl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),T=e.clipPos(i.from),B=e.clipPos(i.to);if(mt(T,B)){var H=ni(e,T,B,r.primary,r.primary.type);r.markers.push(H),H.parent=r}}}function Sl(e){for(var t=function(r){var i=e[r],T=[i.primary.doc];Cn(i.primary.doc,function(Q){return T.push(Q)});for(var B=0;B<i.markers.length;B++){var H=i.markers[B];ee(T,H.doc)==-1&&(H.parent=null,i.markers.splice(B--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,Tr=function(e,t,n,r,i){if(!(this instanceof Tr))return new Tr(e,t,n,r,i);n==null&&(n=0),Ri.call(this,[new Di([new Mn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var T=Ge(n,0);this.sel=Tn(T),this.history=new Ji(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Ma(this,{from:T,to:T,text:e}),mr(this,Tn(T),ve)};Tr.prototype=Te(Ri.prototype,{constructor:Tr,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=Xt(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:or(function(e){var t=Ge(this.first,0),n=this.first+this.size-1;ti(this,{from:t,to:Ge(n,ot(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&yi(this.cm,0,0),mr(this,Tn(t),ve)}),replaceRange:function(e,t,n,r){t=pt(this,t),n=n?pt(this,n):t,ri(this,e,t,n,r)},getRange:function(e,t,n){var r=jr(this,pt(this,e),pt(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(Ht(this,e))return ot(this,e)},getLineNumber:function(e){return Dt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=ot(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 pt(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:or(function(e,t,n){Wo(this,pt(this,typeof e=="number"?Ge(e,t||0):e),null,n)}),setSelection:or(function(e,t,n){Wo(this,pt(this,e),pt(this,t||e),n)}),extendSelection:or(function(e,t,n){qi(this,pt(this,e),t&&pt(this,t),n)}),extendSelections:or(function(e,t){jo(this,Qe(this,e),t)}),extendSelectionsBy:or(function(e,t){var n=ne(this.sel.ranges,e);jo(this,Qe(this,n),t)}),setSelections:or(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Mt(pt(this,e[i].anchor),pt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),mr(this,Qr(this.cm,r,t),n)}),addSelection:or(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Mt(pt(this,e),pt(this,t||e))),mr(this,Qr(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=jr(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=jr(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:or(function(e,t,n){for(var r=[],i=this.sel,T=0;T<i.ranges.length;T++){var B=i.ranges[T];r[T]={from:B.from(),to:B.to(),text:this.splitLines(e[T]),origin:n}}for(var H=t&&t!="end"&&fl(this,r,t),Q=r.length-1;Q>=0;Q--)ti(this,r[Q]);H?Ko(this,H):this.cm&&Zn(this.cm)}),undo:or(function(){ta(this,"undo")}),redo:or(function(){ta(this,"redo")}),undoSelection:or(function(){ta(this,"undo",!0)}),redoSelection:or(function(){ta(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 Ji(this.history.maxGeneration),Cn(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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T=ze(i,n.ch,n.sticky),B=i[T];if(e.doc.direction=="ltr"&&B.level%2==0&&(r>0?B.to>n.ch:B.from<n.ch))return Ba(t,n,r);var H=function(et,it){return Na(t,et instanceof Ge?et.ch:et,it)},Q,X=function(et){return e.options.lineWrapping?(Q=Q||Qn(e,t),fo(e,t,Q,et)):{begin:0,end:t.text.length}},ae=X(n.sticky=="before"?H(n,-1):n.ch);if(e.doc.direction=="rtl"||B.level==1){var le=B.level==1==r<0,Ae=H(n,le?1:-1);if(Ae!=null&&(le?Ae<=B.to&&Ae<=ae.end:Ae>=B.from&&Ae>=ae.begin)){var Ee=le?"before":"after";return new Ge(n.line,Ae,Ee)}}var Ne=function(et,it,tt){for(var at=function(Ft,sr){return sr?new Ge(n.line,H(Ft,1),"before"):new Ge(n.line,Ft,"after")};et>=0&&et<i.length;et+=it){var ht=i[et],lt=it>0==(ht.level!=1),bt=lt?tt.begin:H(tt.end,-1);if(ht.from<=bt&&bt<ht.to)return at(bt,lt);if(bt=lt?ht.from:H(ht.to,-1),tt.begin<=bt&&bt<tt.end)return at(bt,lt)}},Ke=Ne(T+r,r,ae);if(Ke)return Ke;var Ye=r>0?ae.end:H(ae.begin,-1);return Ye!=null&&!(r>0&&Ye==t.text.length)&&(Ke=Ne(r>0?0:i.length-1,r,X(Ye)),Ke)?Ke:null}var Mi={selectAll:Qo,singleSelection:function(e){return e.setSelection(e.getCursor("anchor"),e.getCursor("head"),ve)},killLine:function(e){return ai(e,function(t){if(t.empty()){var n=ot(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:Ge(t.head.line+1,0)}:{from:t.head,to:Ge(t.head.line,n)}}else return{from:t.from(),to:t.to()}})},deleteLine:function(e){return ai(e,function(t){return{from:Ge(t.from().line,0),to:pt(e.doc,Ge(t.to().line+1,0))}})},delLineLeft:function(e){return ai(e,function(t){return{from:Ge(t.from().line,0),to:t.from()}})},delWrappedLineLeft:function(e){return ai(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){return ai(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div");return{from:t.from(),to:r}})},undo:function(e){return e.undo()},redo:function(e){return e.redo()},undoSelection:function(e){return e.undoSelection()},redoSelection:function(e){return e.redoSelection()},goDocStart:function(e){return e.extendSelection(Ge(e.firstLine(),0))},goDocEnd:function(e){return e.extendSelection(Ge(e.lastLine()))},goLineStart:function(e){return e.extendSelectionsBy(function(t){return ds(e,t.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(e){return e.extendSelectionsBy(function(t){return cs(e,t.head)},{origin:"+move",bias:1})},goLineEnd:function(e){return e.extendSelectionsBy(function(t){return kl(e,t.head.line)},{origin:"+move",bias:-1})},goLineRight:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5;return 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t=e.listSelections(),n=[],r=0;r<t.length;r++){if(!t[r].empty())continue;var i=t[r].head,T=ot(e.doc,i.line).text;if(T){if(i.ch==T.length&&(i=new Ge(i.line,i.ch-1)),i.ch>0)i=new Ge(i.line,i.ch+1),e.replaceRange(T.charAt(i.ch-1)+T.charAt(i.ch-2),Ge(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var B=ot(e.doc,i.line-1).text;B&&(i=new Ge(i.line,1),e.replaceRange(T.charAt(0)+e.doc.lineSeparator()+B.charAt(B.length-1),Ge(i.line-1,B.length-1),i,"+transpose"))}}n.push(new Mt(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){return Mr(e,function(){for(var t=e.listSelections(),n=t.length-1;n>=0;n--)e.replaceRange(e.doc.lineSeparator(),t[n].anchor,t[n].head,"+input");t=e.listSelections();for(var r=0;r<t.length;r++)e.indentLine(t[r].from().line,null,!0);Zn(e)})},openLine:function(e){return e.replaceSelection(`
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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Nl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&dr(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(Z(n),Aa(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Pi(e,"Shift-"+n,t,function(r){return ia(e,r,!0)})||Pi(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return ia(e,r)}):Pi(e,n,t,function(r){return ia(e,r)}):!1}function Bl(e,t,n){return Pi(e,"'"+n+"'",t,function(r){return ia(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=M(),je(t,e))return;F&&U<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var 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jl=400,Wa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Wa.prototype.compare=function(e,t,n){return this.time+jl>e&&mt(t,this.pos)==0&&n==this.button};var ki,Ui;function Wl(e,t){var n=+new Date;return Ui&&Ui.compare(n,e,t)?(ki=Ui=null,"triple"):ki&&ki.compare(n,e,t)?(Ui=new Wa(n,e,t),ki=null,"double"):(ki=new Wa(n,e,t),Ui=null,"single")}function vs(e){var t=this,n=t.display;if(je(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,dn(n,e)){P||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ka(t,e))return;var r=Un(t,e),i=_e(e),T=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Kl(t,i,r,T,e))return;i==1?r?Gl(t,r,T,e):fe(e)==n.scroller&&Z(e):i==2?(r&&qi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(w?t.display.input.onContextMenu(e):yo(t))}function Kl(e,t,n,r,i){var T="Click";return r=="double"?T="Double"+T:r=="triple"&&(T="Triple"+T),T=(t==1?"Left":t==2?"Middle":"Right")+T,Pi(e,ls(T,i),i,function(B){if(typeof B=="string"&&(B=Mi[B]),!B)return!1;var H=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),H=B(e,n)!=xe}finally{e.state.suppressEdits=!1}return H})}function Hl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var T=l?n.shiftKey&&n.metaKey:n.altKey;i.unit=T?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=d?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(d?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){F?setTimeout(L(vo,e),0):e.curOp.focus=M();var i=Hl(e,n,r),T=e.doc.sel,B;e.options.dragDrop&&De&&!e.isReadOnly()&&n=="single"&&(B=T.contains(t))>-1&&(mt((B=T.ranges[B]).from(),t)<0||t.xRel>0)&&(mt(B.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,T=!1,B=ar(e,function(X){P&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ze(i.wrapper.ownerDocument,"mouseup",B),Ze(i.wrapper.ownerDocument,"mousemove",H),Ze(i.scroller,"dragstart",Q),Ze(i.scroller,"drop",B),T||(Z(X),r.addNew||qi(e.doc,n,null,null,r.extend),P&&!_||F&&U==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),H=function(X){T=T||Math.abs(t.clientX-X.clientX)+Math.abs(t.clientY-X.clientY)>=10},Q=function(){return T=!0};P&&(i.scroller.draggable=!0),e.state.draggingText=B,B.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),we(i.wrapper.ownerDocument,"mouseup",B),we(i.wrapper.ownerDocument,"mousemove",H),we(i.scroller,"dragstart",Q),we(i.scroller,"drop",B),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new Mt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new Mt(Ge(t.line,0),pt(e.doc,Ge(t.line+1,0)));var r=n(e,t);return new Mt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,T=e.doc;Z(t);var B,H,Q=T.sel,X=Q.ranges;if(r.addNew&&!r.extend?(H=T.sel.contains(n),H>-1?B=X[H]:B=new Mt(n,n)):(B=T.sel.primary(),H=T.sel.primIndex),r.unit=="rectangle")r.addNew||(B=new Mt(n,n)),n=Un(e,t,!0,!0),H=-1;else{var ae=ys(e,n,r.unit);r.extend?B=ka(B,ae.anchor,ae.head,r.extend):B=ae}r.addNew?H==-1?(H=X.length,mr(T,Qr(e,X.concat([B]),H),{scroll:!1,origin:"*mouse"})):X.length>1&&X[H].empty()&&r.unit=="char"&&!r.extend?(mr(T,Qr(e,X.slice(0,H).concat(X.slice(H+1)),0),{scroll:!1,origin:"*mouse"}),Q=T.sel):Ua(T,H,B,ge):(H=0,mr(T,new Br([B],0),ge),Q=T.sel);var le=n;function Ae(tt){if(mt(le,tt)==0)return;if(le=tt,r.unit=="rectangle"){for(var at=[],ht=e.options.tabSize,lt=K(ot(T,n.line).text,n.ch,ht),bt=K(ot(T,tt.line).text,tt.ch,ht),Ft=Math.min(lt,bt),sr=Math.max(lt,bt),Vt=Math.min(n.line,tt.line),Pr=Math.min(e.lastLine(),Math.max(n.line,tt.line));Vt<=Pr;Vt++){var Sr=ot(T,Vt).text,$t=ce(Sr,Ft,ht);Ft==sr?at.push(new 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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(Ae){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Z(t);var B=e.display,H=B.lineDiv.getBoundingClientRect();if(T>H.bottom||!ue(e,n))return te(t);T-=H.top-B.viewOffset;for(var Q=0;Q<e.display.gutterSpecs.length;++Q){var X=B.gutters.childNodes[Q];if(X&&X.getBoundingClientRect().right>=i){var ae=Lr(e.doc,T),le=e.display.gutterSpecs[Q];return Me(e,n,e,ae,le.className,t),te(t)}}}function Ka(e,t){return Es(e,t,"gutterClick",!0)}function bs(e,t){if(dn(e.display,t)||Yl(e,t))return;if(je(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return ue(e,"gutterContextMenu")?Es(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-"),gi(e)}var oi={toString:function(){return"CodeMirror.Init"}},As={},aa={};function 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qn(r)},!0),n("scrollbarStyle","native",function(r){So(r),qn(r),r.display.scrollbars.setScrollTop(r.doc.scrollTop),r.display.scrollbars.setScrollLeft(r.doc.scrollLeft)},!0),n("lineNumbers",!1,function(r,i){r.display.gutterSpecs=_a(r.options.gutters,i),Ti(r)},!0),n("firstLineNumber",1,Ti,!0),n("lineNumberFormatter",function(r){return r},Ti,!0),n("showCursorWhenSelecting",!1,vi,!0),n("resetSelectionOnContextMenu",!0),n("lineWiseCopyCut",!0),n("pasteLinesPerSelection",!0),n("selectionsMayTouch",!1),n("readOnly",!1,function(r,i){i=="nocursor"&&(Jn(r),r.display.input.blur()),r.display.input.readOnlyChanged(i)}),n("screenReaderLabel",null,function(r,i){i=i===""?null:i,r.display.input.screenReaderLabelChanged(i)}),n("disableInput",!1,function(r,i){i||r.display.input.reset()},!0),n("dragDrop",!0,Jl),n("allowDropFileTypes",null),n("cursorBlinkRate",530),n("cursorScrollMargin",0),n("cursorHeight",1,vi,!0),n("singleCursorHeightPerLine",!0,vi,!0),n("workTime",100),n("workDelay",100),n("flattenSpans",!0,Si,!0),n("addModeClass",!1,Si,!0),n("pollInterval",100),n("undoDepth",200,function(r,i){return r.doc.history.undoDepth=i}),n("historyEventDelay",1250),n("viewportMargin",10,function(r){return r.refresh()},!0),n("maxHighlightLength",1e4,Si,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Jl(e,t,n){var r=n&&n!=oi;if(!t!=!r){var i=e.display.dragFunctions,T=t?we:Ze;T(e.display.scroller,"dragstart",i.start),T(e.display.scroller,"dragenter",i.enter),T(e.display.scroller,"dragover",i.over),T(e.display.scroller,"dragleave",i.leave),T(e.display.scroller,"drop",i.drop)}}function Zl(e){e.options.lineWrapping?(N(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(h(e.display.wrapper,"CodeMirror-wrap"),ji(e)),xa(e),Ar(e),gi(e),setTimeout(function(){return qn(e)},100)}function zt(e,t){var n=this;if(!(this instanceof zt))return new zt(e,t);this.options=t=t?I(t):{},I(As,t,!1);var r=t.value;typeof r=="string"?r=new Tr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new zt.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"),So(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&&!s&&T.input.focus(),F&&U<11&&setTimeout(function(){return n.display.input.reset(!0)},20),ql(this),Ll(),jn(this),this.curOp.forceUpdate=!0,Po(this,r),t.autofocus&&!s||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Ta(n)},20):Jn(this);for(var B in aa)aa.hasOwnProperty(B)&&aa[B](this,t[B],oi);Do(this),t.finishInit&&t.finishInit(this);for(var H=0;H<Ha.length;++H)Ha[H](this);Wn(this),P&&t.lineWrapping&&getComputedStyle(T.lineDiv).textRendering=="optimizelegibility"&&(T.lineDiv.style.textRendering="auto")}zt.defaults=As,zt.optionHandlers=aa;function ql(e){var t=e.display;we(t.scroller,"mousedown",ar(e,vs)),F&&U<11?we(t.scroller,"dblclick",ar(e,function(Q){if(je(e,Q))return;var X=Un(e,Q);if(!X||Ka(e,Q)||dn(e.display,Q))return;Z(Q);var ae=e.findWordAt(X);qi(e.doc,ae.anchor,ae.head)})):we(t.scroller,"dblclick",function(Q){return je(e,Q)||Z(Q)}),we(t.scroller,"contextmenu",function(Q){return bs(e,Q)}),we(t.input.getField(),"contextmenu",function(Q){t.scroller.contains(Q.target)||bs(e,Q)});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(Q){if(Q.touches.length!=1)return!1;var X=Q.touches[0];return X.radiusX<=1&&X.radiusY<=1}function B(Q,X){if(X.left==null)return!0;var ae=X.left-Q.left,le=X.top-Q.top;return ae*ae+le*le>20*20}we(t.scroller,"touchstart",function(Q){if(!je(e,Q)&&!T(Q)&&!Ka(e,Q)){t.input.ensurePolled(),clearTimeout(n);var X=+new Date;t.activeTouch={start:X,moved:!1,prev:X-r.end<=300?r:null},Q.touches.length==1&&(t.activeTouch.left=Q.touches[0].pageX,t.activeTouch.top=Q.touches[0].pageY)}}),we(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),we(t.scroller,"touchend",function(Q){var X=t.activeTouch;if(X&&!dn(t,Q)&&X.left!=null&&!X.moved&&new Date-X.start<300){var ae=e.coordsChar(t.activeTouch,"page"),le;!X.prev||B(X,X.prev)?le=new Mt(ae,ae):!X.prev.prev||B(X,X.prev.prev)?le=e.findWordAt(ae):le=new Mt(Ge(ae.line,0),pt(e.doc,Ge(ae.line+1,0))),e.setSelection(le.anchor,le.head),e.focus(),Z(Q)}i()}),we(t.scroller,"touchcancel",i),we(t.scroller,"scroll",function(){t.scroller.clientHeight&&(Ei(e,t.scroller.scrollTop),Bn(e,t.scroller.scrollLeft,!0),Me(e,"scroll",e))}),we(t.scroller,"mousewheel",function(Q){return _o(e,Q)}),we(t.scroller,"DOMMouseScroll",function(Q){return _o(e,Q)}),we(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(Q){je(e,Q)||se(Q)},over:function(Q){je(e,Q)||(Rl(e,Q),se(Q))},start:function(Q){return Dl(e,Q)},drop:ar(e,wl),leave:function(Q){je(e,Q)||is(e)}};var H=t.input.getField();we(H,"keyup",function(Q){return ps.call(e,Q)}),we(H,"keydown",ar(e,ms)),we(H,"keypress",ar(e,gs)),we(H,"focus",function(Q){return Ta(e,Q)}),we(H,"blur",function(Q){return Jn(e,Q)})}var Ha=[];zt.defineInitHook=function(e){return Ha.push(e)};function Ni(e,t,n,r){var i=e.doc,T;n==null&&(n="add"),n=="smart"&&(i.mode.indent?T=Er(e,t).state:n="prev");var B=e.options.tabSize,H=ot(i,t),Q=K(H.text,null,B);H.stateAfter&&(H.stateAfter=null);var X=H.text.match(/^\s*/)[0],ae;if(!r&&!/\S/.test(H.text))ae=0,n="not";else if(n=="smart"&&(ae=i.mode.indent(T,H.text.slice(X.length),H.text),ae==xe||ae>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?ae=K(ot(i,t-1).text,null,B):ae=0:n=="add"?ae=Q+e.options.indentUnit:n=="subtract"?ae=Q-e.options.indentUnit:typeof n=="number"&&(ae=Q+n),ae=Math.max(0,ae);var le="",Ae=0;if(e.options.indentWithTabs)for(var Ee=Math.floor(ae/B);Ee;--Ee)Ae+=B,le+="	";if(Ae<ae&&(le+=pe(ae-Ae)),le!=X)return ri(i,le,Ge(t,0),Ge(t,X.length),"+input"),H.stateAfter=null,!0;for(var Ne=0;Ne<i.sel.ranges.length;Ne++){var Ke=i.sel.ranges[Ne];if(Ke.head.line==t&&Ke.head.ch<X.length){var Ye=Ge(t,X.length);Ua(i,Ne,new Mt(Ye,Ye));break}}}var Yr=null;function oa(e){Yr=e}function Ga(e,t,n,r,i){var T=e.doc;e.display.shift=!1,r||(r=T.sel);var B=+new Date-200,H=i=="paste"||e.state.pasteIncoming>B,Q=ft(t),X=null;if(H&&r.ranges.length>1)if(Yr&&Yr.text.join(`
`)==t){if(r.ranges.length%Yr.text.length==0){X=[];for(var ae=0;ae<Yr.text.length;ae++)X.push(T.splitLines(Yr.text[ae]))}}else Q.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(X=ne(Q,function(et){return[et]}));for(var le=e.curOp.updateInput,Ae=r.ranges.length-1;Ae>=0;Ae--){var Ee=r.ranges[Ae],Ne=Ee.from(),Ke=Ee.to();Ee.empty()&&(n&&n>0?Ne=Ge(Ne.line,Ne.ch-n):e.state.overwrite&&!H?Ke=Ge(Ke.line,Math.min(ot(T,Ke.line).text.length,Ke.ch+J(Q).length)):H&&Yr&&Yr.lineWise&&Yr.text.join(`
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T.electricInput&&(T.electricInput.test(ot(e.doc,i.head.line).text.slice(0,i.head.ch))&&(B=Ni(e,i.head.line,"smart")));B&&dr(e,"electricInput",e,i.head.line)}}function Cs(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:Ge(i,0),head:Ge(i+1,0)};n.push(T),t.push(e.getRange(T.anchor,T.head))}return{text:t,ranges:n}}function ws(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ds(){var e=o("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=o("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return P?e.style.width="1000px":e.setAttribute("wrap","off"),v&&(e.style.border="1px solid black"),ws(e),t}function $l(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var T=this.options,B=T[r];if(T[r]==i&&r!="mode")return;T[r]=i,t.hasOwnProperty(r)&&ar(this,t[r])(this,i,B),Me(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](na(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,T=0;T<i.length;++T)if(i[T]==r||i[T].name==r)return i.splice(T,1),!0},addOverlay:gr(function(r,i){var T=r.token?r:e.getMode(this.options,r);if(T.startState)throw new Error("Overlays may not be stateful.");$(this.state.overlays,{mode:T,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(B){return B.priority}),this.state.modeGen++,Ar(this)}),removeOverlay:gr(function(r){for(var i=this.state.overlays,T=0;T<i.length;++T){var B=i[T].modeSpec;if(B==r||typeof r=="string"&&B.name==r){i.splice(T,1),this.state.modeGen++,Ar(this);return}}}),indentLine:gr(function(r,i,T){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Ht(this.doc,r)&&Ni(this,r,i,T)}),indentSelection:gr(function(r){for(var i=this.doc.sel.ranges,T=-1,B=0;B<i.length;B++){var H=i[B];if(H.empty())H.head.line>T&&(Ni(this,H.head.line,r,!0),T=H.head.line,B==this.doc.sel.primIndex&&Zn(this));else{var Q=H.from(),X=H.to(),ae=Math.max(T,Q.line);T=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var le=ae;le<T;++le)Ni(this,le,r);var Ae=this.doc.sel.ranges;Q.ch==0&&i.length==Ae.length&&Ae[B].from().ch>0&&Ua(this.doc,B,new Mt(Q,Ae[B].to()),ve)}}}),getTokenAt:function(r,i){return En(this,r,i)},getLineTokens:function(r,i){return En(this,Ge(r),i,!0)},getTokenTypeAt:function(r){r=pt(this.doc,r);var i=Or(this,ot(this.doc,r.line)),T=0,B=(i.length-1)/2,H=r.ch,Q;if(H==0)Q=i[2];else for(;;){var X=T+B>>1;if((X?i[X*2-1]:0)>=H)B=X;else if(i[X*2+1]<H)T=X+1;else{Q=i[X*2+2];break}}var ae=Q?Q.indexOf("overlay "):-1;return ae<0?Q:ae==0?null:Q.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 B=n[i],H=this.getModeAt(r);if(typeof H[i]=="string")B[H[i]]&&T.push(B[H[i]]);else if(H[i])for(var Q=0;Q<H[i].length;Q++){var X=B[H[i][Q]];X&&T.push(X)}else H.helperType&&B[H.helperType]?T.push(B[H.helperType]):B[H.name]&&T.push(B[H.name]);for(var ae=0;ae<B._global.length;ae++){var le=B._global[ae];le.pred(H,this)&&ee(T,le.val)==-1&&T.push(le.val)}return T},getStateAfter:function(r,i){var T=this.doc;return r=Zr(T,r==null?T.first+T.size-1:r),Er(this,r+1,i).state},cursorCoords:function(r,i){var T,B=this.doc.sel.primary();return r==null?T=B.head:typeof r=="object"?T=pt(this.doc,r):T=r?B.from():B.to(),Vr(this,T,i||"page")},charCoords:function(r,i){return pa(this,pt(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,Lr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,T){var B=!1,H;if(typeof r=="number"){var Q=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>Q&&(r=Q,B=!0),H=ot(this.doc,r)}else H=r;return Ki(this,H,{top:0,left:0},i||"page",T||B).top+(B?this.doc.height-zr(H):0)},defaultTextHeight:function(){return Yn(this.display)},defaultCharWidth:function(){return Xn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,T,B,H){var Q=this.display;r=Vr(this,pt(this.doc,r));var X=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),Q.sizer.appendChild(i),B=="over")X=r.top;else if(B=="above"||B=="near"){var le=Math.max(Q.wrapper.clientHeight,this.doc.height),Ae=Math.max(Q.sizer.clientWidth,Q.lineSpace.clientWidth);(B=="above"||r.bottom+i.offsetHeight>le)&&r.top>i.offsetHeight?X=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=le&&(X=r.bottom),ae+i.offsetWidth>Ae&&(ae=Ae-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",H=="right"?(ae=Q.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(H=="left"?ae=0:H=="middle"&&(ae=(Q.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),T&&Js(this,{left:ae,top:X,right:ae+i.offsetWidth,bottom:X+i.offsetHeight})},triggerOnKeyDown:gr(ms),triggerOnKeyPress:gr(gs),triggerOnKeyUp:ps,triggerOnMouseDown:gr(vs),execCommand:function(r){if(Mi.hasOwnProperty(r))return Mi[r].call(null,this)},triggerElectric:gr(function(r){Ss(this,r)}),findPosH:function(r,i,T,B){var H=1;i<0&&(H=-1,i=-i);for(var Q=pt(this.doc,r),X=0;X<i&&!(Q=za(this.doc,Q,H,T,B),Q.hitSide);++X);return Q},moveH:gr(function(r,i){var T=this;this.extendSelectionsBy(function(B){return T.display.shift||T.doc.extend||B.empty()?za(T.doc,B.head,r,i,T.options.rtlMoveVisually):r<0?B.from():B.to()},me)}),deleteH:gr(function(r,i){var T=this.doc.sel,B=this.doc;T.somethingSelected()?B.replaceSelection("",null,"+delete"):ai(this,function(H){var Q=za(B,H.head,r,i,!1);return r<0?{from:Q,to:H.head}:{from:H.head,to:Q}})}),findPosV:function(r,i,T,B){var H=1,Q=B;i<0&&(H=-1,i=-i);for(var X=pt(this.doc,r),ae=0;ae<i;++ae){var le=Vr(this,X,"div");if(Q==null?Q=le.left:le.left=Q,X=Rs(this,le,H,T),X.hitSide)break}return X},moveV:gr(function(r,i){var T=this,B=this.doc,H=[],Q=!this.display.shift&&!B.extend&&B.sel.somethingSelected();if(B.extendSelectionsBy(function(ae){if(Q)return r<0?ae.from():ae.to();var le=Vr(T,ae.head,"div");ae.goalColumn!=null&&(le.left=ae.goalColumn),H.push(le.left);var Ae=Rs(T,le,r,i);return i=="page"&&ae==B.sel.primary()&&Ca(T,pa(T,Ae,"div").top-le.top),Ae},me),H.length)for(var X=0;X<B.sel.ranges.length;X++)B.sel.ranges[X].goalColumn=H[X]}),findWordAt:function(r){var i=this.doc,T=ot(i,r.line).text,B=r.ch,H=r.ch;if(T){var Q=this.getHelper(r,"wordChars");(r.sticky=="before"||H==T.length)&&B?--B:++H;for(var X=T.charAt(B),ae=Pe(X,Q)?function(le){return Pe(le,Q)}:/\s/.test(X)?function(le){return/\s/.test(le)}:function(le){return!/\s/.test(le)&&!Pe(le)};B>0&&ae(T.charAt(B-1));)--B;for(;H<T.length&&ae(T.charAt(H));)++H}return new Mt(Ge(r.line,B),Ge(r.line,H))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?N(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Me(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:gr(function(r,i){yi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-en(this)-this.display.barHeight,width:r.scrollWidth-en(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:Pn(this)}},scrollIntoView:gr(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:Ge(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?Zs(this,r):bo(this,r.from,r.to,r.margin)}),setSize:gr(function(r,i){var T=this,B=function(Q){return typeof Q=="number"||/^\d+$/.test(String(Q))?Q+"px":Q};r!=null&&(this.display.wrapper.style.width=B(r)),i!=null&&(this.display.wrapper.style.height=B(i)),this.options.lineWrapping&&ao(this);var H=this.display.viewFrom;this.doc.iter(H,this.display.viewTo,function(Q){if(Q.widgets){for(var X=0;X<Q.widgets.length;X++)if(Q.widgets[X].noHScroll){xn(T,H,"widget");break}}++H}),this.curOp.forceUpdate=!0,Me(this,"refresh",this)}),operation:function(r){return Mr(this,r)},startOperation:function(){return jn(this)},endOperation:function(){return Wn(this)},refresh:gr(function(){var r=this.display.cachedTextHeight;Ar(this),this.curOp.forceUpdate=!0,gi(this),yi(this,this.doc.scrollLeft,this.doc.scrollTop),Ra(this.display),(r==null||Math.abs(r-Yn(this.display))>.5||this.options.lineWrapping)&&xa(this),Me(this,"refresh",this)}),swapDoc:gr(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Po(this,r),gi(this),this.display.input.reset(),yi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,dr(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},de(e),e.registerHelper=function(r,i,T){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=T},e.registerGlobalHelper=function(r,i,T,B){e.registerHelper(r,i,B),n[r]._global.push({pred:T,val:B})}}function za(e,t,n,r,i){var T=t,B=n,H=ot(e,t.line),Q=i&&e.direction=="rtl"?-n:n;function X(){var it=t.line+Q;return it<e.first||it>=e.first+e.size?!1:(t=new Ge(it,t.ch,t.sticky),H=ot(e,it))}function ae(it){var tt;if(r=="codepoint"){var at=H.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(at)?tt=null:tt=new Ge(t.line,Math.max(0,Math.min(H.text.length,t.ch+n*(at>=55296&&at<56320?2:1))),-n)}else i?tt=Pl(e.cm,H,t,n):tt=Ba(H,t,n);if(tt==null)if(!it&&X())t=Fa(i,e.cm,H,t.line,Q);else return!1;else t=tt;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var le=null,Ae=r=="group",Ee=e.cm&&e.cm.getHelper(t,"wordChars"),Ne=!0;!(n<0&&!ae(!Ne));Ne=!1){var Ke=H.text.charAt(t.ch)||`
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`?"n":!Ae||/\s/.test(Ke)?null:"p";if(Ae&&!Ne&&!Ye&&(Ye="s"),le&&le!=Ye){n<0&&(n=1,ae(),t.sticky="after");break}if(Ye&&(le=Ye),n>0&&!ae(!Ne))break}var et=ea(e,t,T,B,!0);return Jr(T,et)&&(et.hitSide=!0),et}function Rs(e,t,n,r){var i=e.doc,T=t.left,B;if(r=="page"){var H=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),Q=Math.max(H-.5*Yn(e.display),3);B=(n>0?t.bottom:t.top)+n*Q}else r=="line"&&(B=n>0?t.bottom+3:t.top-3);for(var X;!(X=va(e,T,B),!X.outside);){if(n<0?B<=0:B>=i.height){X.hitSide=!0;break}B+=n*5}return X}var Ut=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};Ut.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;ws(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function T(H){for(var Q=H.target;Q;Q=Q.parentNode){if(Q==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(Q.className))break}return!1}we(i,"paste",function(H){if(!T(H)||je(r,H)||Ts(H,r))return;U<=11&&setTimeout(ar(r,function(){return t.updateFromDOM()}),20)}),we(i,"compositionstart",function(H){t.composing={data:H.data,done:!1}}),we(i,"compositionupdate",function(H){t.composing||(t.composing={data:H.data,done:!1})}),we(i,"compositionend",function(H){t.composing&&(H.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),we(i,"touchstart",function(){return n.forceCompositionEnd()}),we(i,"input",function(){t.composing||t.readFromDOMSoon()});function B(H){if(!T(H)||je(r,H))return;if(r.somethingSelected())oa({lineWise:!1,text:r.getSelections()}),H.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var Q=Cs(r);oa({lineWise:!0,text:Q.text}),H.type=="cut"&&r.operation(function(){r.setSelections(Q.ranges,0,ve),r.replaceSelection("",null,"cut")})}else return;if(H.clipboardData){H.clipboardData.clearData();var X=Yr.text.join(`
`);if(H.clipboardData.setData("Text",X),H.clipboardData.getData("Text")==X){H.preventDefault();return}}var ae=Ds(),le=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),le.value=Yr.text.join(`
`);var Ae=document.activeElement;W(le),setTimeout(function(){r.display.lineSpace.removeChild(ae),Ae.focus(),Ae==i&&n.showPrimarySelection()},50)}we(i,"copy",B),we(i,"cut",B)},Ut.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Ut.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Ut.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Ut.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Ut.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=sa(t,e.anchorNode,e.anchorOffset),B=sa(t,e.focusNode,e.focusOffset);if(T&&!T.bad&&B&&!B.bad&&mt(on(T,B),r)==0&&mt(an(T,B),i)==0)return;var H=t.display.view,Q=r.line>=t.display.viewFrom&&Ls(t,r)||{node:H[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&Ls(t,i);if(!X){var ae=H[H.length-1].measure,le=ae.maps?ae.maps[ae.maps.length-1]:ae.map;X={node:le[le.length-1],offset:le[le.length-2]-le[le.length-3]}}if(!Q||!X){e.removeAllRanges();return}var Ae=e.rangeCount&&e.getRangeAt(0),Ee;try{Ee=p(Q.node,Q.offset,X.offset,X.node)}catch(Ne){}Ee&&(!R&&t.state.focused?(e.collapse(Q.node,Q.offset),Ee.collapsed||(e.removeAllRanges(),e.addRange(Ee))):(e.removeAllRanges(),e.addRange(Ee)),Ae&&e.anchorNode==null?e.addRange(Ae):R&&this.startGracePeriod()),this.rememberSelection()},Ut.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)},Ut.prototype.showMultipleSelections=function(e){u(this.cm.display.cursorDiv,e.cursors),u(this.cm.display.selectionDiv,e.selection)},Ut.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Ut.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return x(this.div,t)},Ut.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Ut.prototype.blur=function(){this.div.blur()},Ut.prototype.getField=function(){return this.div},Ut.prototype.supportsTouch=function(){return!0},Ut.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():Mr(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)},Ut.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Ut.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(c&&E&&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=sa(t,e.anchorNode,e.anchorOffset),r=sa(t,e.focusNode,e.focusOffset);n&&r&&Mr(t,function(){mr(t.doc,Tn(n,r),ve),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Ut.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=Ge(r.line-1,ot(e.doc,r.line-1).length)),i.ch==ot(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ge(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var T,B,H;r.line==t.viewFrom||(T=Nn(e,r.line))==0?(B=Dt(t.view[0].line),H=t.view[0].node):(B=Dt(t.view[T].line),H=t.view[T-1].node.nextSibling);var Q=Nn(e,i.line),X,ae;if(Q==t.view.length-1?(X=t.viewTo-1,ae=t.lineDiv.lastChild):(X=Dt(t.view[Q+1].line)-1,ae=t.view[Q+1].node.previousSibling),!H)return!1;for(var le=e.doc.splitLines(tu(e,H,ae,B,X)),Ae=jr(e.doc,Ge(B,0),Ge(X,ot(e.doc,X).text.length));le.length>1&&Ae.length>1;)if(J(le)==J(Ae))le.pop(),Ae.pop(),X--;else if(le[0]==Ae[0])le.shift(),Ae.shift(),B++;else break;for(var Ee=0,Ne=0,Ke=le[0],Ye=Ae[0],et=Math.min(Ke.length,Ye.length);Ee<et&&Ke.charCodeAt(Ee)==Ye.charCodeAt(Ee);)++Ee;for(var it=J(le),tt=J(Ae),at=Math.min(it.length-(le.length==1?Ee:0),tt.length-(Ae.length==1?Ee:0));Ne<at&&it.charCodeAt(it.length-Ne-1)==tt.charCodeAt(tt.length-Ne-1);)++Ne;if(le.length==1&&Ae.length==1&&B==r.line)for(;Ee&&Ee>r.ch&&it.charCodeAt(it.length-Ne-1)==tt.charCodeAt(tt.length-Ne-1);)Ee--,Ne++;le[le.length-1]=it.slice(0,it.length-Ne).replace(/^\u200b+/,""),le[0]=le[0].slice(Ee).replace(/\u200b+$/,"");var ht=Ge(B,Ee),lt=Ge(X,Ae.length?J(Ae).length-Ne:0);if(le.length>1||le[0]||mt(ht,lt))return ri(e.doc,le,ht,lt,"+input"),!0},Ut.prototype.ensurePolled=function(){this.forceCompositionEnd()},Ut.prototype.reset=function(){this.forceCompositionEnd()},Ut.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Ut.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)},Ut.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&Mr(this.cm,function(){return Ar(e.cm)})},Ut.prototype.setUneditable=function(e){e.contentEditable="false"},Ut.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||ar(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},Ut.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},Ut.prototype.onContextMenu=function(){},Ut.prototype.resetPosition=function(){},Ut.prototype.needsContentAttribute=!0;function Ls(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=ot(e.doc,t.line),i=eo(n,r,t.line),T=Je(r,e.doc.direction),B="left";if(T){var H=ze(T,t.ch);B=H%2?"right":"left"}var Q=no(i.map,t.ch,B);return Q.offset=Q.collapse=="right"?Q.end:Q.start,Q}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function si(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var T="",B=!1,H=e.doc.lineSeparator(),Q=!1;function X(Ee){return function(Ne){return Ne.id==Ee}}function ae(){B&&(T+=H,Q&&(T+=H),B=Q=!1)}function le(Ee){Ee&&(ae(),T+=Ee)}function Ae(Ee){if(Ee.nodeType==1){var Ne=Ee.getAttribute("cm-text");if(Ne){le(Ne);return}var Ke=Ee.getAttribute("cm-marker"),Ye;if(Ke){var et=e.findMarks(Ge(r,0),Ge(i+1,0),X(+Ke));et.length&&(Ye=et[0].find(0))&&le(jr(e.doc,Ye.from,Ye.to).join(H));return}if(Ee.getAttribute("contenteditable")=="false")return;var it=/^(pre|div|p|li|table|br)$/i.test(Ee.nodeName);if(!/^br$/i.test(Ee.nodeName)&&Ee.textContent.length==0)return;it&&ae();for(var tt=0;tt<Ee.childNodes.length;tt++)Ae(Ee.childNodes[tt]);/^(pre|p)$/i.test(Ee.nodeName)&&(Q=!0),it&&(B=!0)}else Ee.nodeType==3&&le(Ee.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(Ae(t),t==n);)t=t.nextSibling,Q=!1;return T}function sa(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return si(e.clipPos(Ge(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||!x(r,t))return si(Ge(Dt(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 si(Ge(Dt(T),T.text.length),i)}var B=t.nodeType==3?t:null,H=t;for(!B&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(B=t.firstChild,n&&(n=B.nodeValue.length));H.parentNode!=r;)H=H.parentNode;var Q=e.measure,X=Q.maps;function ae(Ye,et,it){for(var tt=-1;tt<(X?X.length:0);tt++)for(var at=tt<0?Q.map:X[tt],ht=0;ht<at.length;ht+=3){var lt=at[ht+2];if(lt==Ye||lt==et){var bt=Dt(tt<0?e.line:e.rest[tt]),Ft=at[ht]+it;return(it<0||lt!=Ye)&&(Ft=at[ht+(it?1:0)]),Ge(bt,Ft)}}}var le=ae(B,H,n);if(le)return si(le,i);for(var Ae=H.nextSibling,Ee=B?B.nodeValue.length-n:0;Ae;Ae=Ae.nextSibling){if(le=ae(Ae,Ae.firstChild,0),le)return si(Ge(le.line,le.ch-Ee),i);Ee+=Ae.textContent.length}for(var Ne=H.previousSibling,Ke=n;Ne;Ne=Ne.previousSibling){if(le=ae(Ne,Ne.firstChild,-1),le)return si(Ge(le.line,le.ch+Ke),i);Ke+=Ne.textContent.length}}var Jt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Y,this.hasSelection=!1,this.composing=null};Jt.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),v&&(i.style.width="0px"),we(i,"input",function(){F&&U>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),we(i,"paste",function(B){if(je(r,B)||Ts(B,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function T(B){if(je(r,B))return;if(r.somethingSelected())oa({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var H=Cs(r);oa({lineWise:!0,text:H.text}),B.type=="cut"?r.setSelections(H.ranges,null,ve):(n.prevInput="",i.value=H.text.join(`
`),W(i))}else return;B.type=="cut"&&(r.state.cutIncoming=+new Date)}we(i,"cut",T),we(i,"copy",T),we(e.scroller,"paste",function(B){if(dn(e,B)||je(r,B))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var H=new Event("paste");H.clipboardData=B.clipboardData,i.dispatchEvent(H)}),we(e.lineSpace,"selectstart",function(B){dn(e,B)||Z(B)}),we(i,"compositionstart",function(){var B=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:B,range:r.markText(B,r.getCursor("to"),{className:"CodeMirror-composing"})}}),we(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Jt.prototype.createField=function(e){this.wrapper=Ds(),this.textarea=this.wrapper.firstChild},Jt.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Jt.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=po(e);if(e.options.moveInputWithCursor){var i=Vr(e,n.sel.primary().head,"div"),T=t.wrapper.getBoundingClientRect(),B=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+B.top-T.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+B.left-T.left))}return r},Jt.prototype.showSelection=function(e){var t=this.cm,n=t.display;u(n.cursorDiv,e.cursors),u(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Jt.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&W(this.textarea),F&&U>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",F&&U>=9&&(this.hasSelection=null))},Jt.prototype.getField=function(){return this.textarea},Jt.prototype.supportsTouch=function(){return!1},Jt.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!s||M()!=this.textarea))try{this.textarea.focus()}catch(e){}},Jt.prototype.blur=function(){this.textarea.blur()},Jt.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Jt.prototype.receivedFocus=function(){this.slowPoll()},Jt.prototype.slowPoll=function(){var e=this;if(this.pollingFast)return;this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Jt.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0;function n(){var r=t.poll();!r&&!e?(e=!0,t.polling.set(60,n)):(t.pollingFast=!1,t.slowPoll())}t.polling.set(20,n)},Jt.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||ke(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(F&&U>=9&&this.hasSelection===i||d&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var T=i.charCodeAt(0);if(T==8203&&!r&&(r="\u200B"),T==8666)return this.reset(),this.cm.execCommand("undo")}for(var B=0,H=Math.min(r.length,i.length);B<H&&r.charCodeAt(B)==i.charCodeAt(B);)++B;return Mr(t,function(){Ga(t,i.slice(B),r.length-B,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Jt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Jt.prototype.onKeyPress=function(){F&&U>=9&&(this.hasSelection=null),this.fastPoll()},Jt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var T=Un(n,e),B=r.scroller.scrollTop;if(!T||b)return;var H=n.options.resetSelectionOnContextMenu;H&&n.doc.sel.contains(T)==-1&&ar(n,mr)(n.doc,Tn(T),ve);var Q=i.style.cssText,X=t.wrapper.style.cssText,ae=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-ae.top-5)+"px; left: "+(e.clientX-ae.left-5)+`px;
      z-index: 1000; background: `+(F?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var le;P&&(le=window.scrollY),r.input.focus(),P&&window.scrollTo(null,le),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=Ee,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function Ae(){if(i.selectionStart!=null){var Ke=n.somethingSelected(),Ye="\u200B"+(Ke?i.value:"");i.value="\u21DA",i.value=Ye,t.prevInput=Ke?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ye.length,r.selForContextMenu=n.doc.sel}}function Ee(){if(t.contextMenuPending!=Ee)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=X,i.style.cssText=Q,F&&U<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=B),i.selectionStart!=null){(!F||F&&U<9)&&Ae();var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:G.default,bufferController:P.default,capLevelController:E.default,fpsController:b.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:s.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},g()),{},{subtitleStreamController:F.SubtitleStreamController,subtitleTrackController:U.default,timelineController:D.TimelineController,audioStreamController:k.default,audioTrackController:O.default,emeController:_.default,cmcdController:C.default});function 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b(C,A,v){return A&&E(C.prototype,A),v&&E(C,v),C}var _=function(){function C(v){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=v;var c=v.config;this.bwEstimator=new k.default(c.abrEwmaSlowVoD,c.abrEwmaFastVoD,c.abrEwmaDefaultEstimate),this.registerListeners()}var A=C.prototype;return A.registerListeners=function(){var c=this.hls;c.on(O.Events.FRAG_LOADING,this.onFragLoading,this),c.on(O.Events.FRAG_LOADED,this.onFragLoaded,this),c.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),c.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(O.Events.ERROR,this.onError,this)},A.unregisterListeners=function(){var c=this.hls;c.off(O.Events.FRAG_LOADING,this.onFragLoading,this),c.off(O.Events.FRAG_LOADED,this.onFragLoaded,this),c.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this),c.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(O.Events.ERROR,this.onError,this)},A.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},A.onFragLoading=function(c,s){var d=s.frag;if(d.type===P.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=d,this.partCurrent=(l=s.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},A.onLevelLoaded=function(c,s){var d=this.hls.config;s.details.live?this.bwEstimator.update(d.abrEwmaSlowLive,d.abrEwmaFastLive):this.bwEstimator.update(d.abrEwmaSlowVoD,d.abrEwmaFastVoD)},A._abandonRulesCheck=function(){var c=this.fragCurrent,s=this.partCurrent,d=this.hls,l=d.autoLevelEnabled,S=d.config,m=d.media;if(!c||!m)return;var f=s?s.stats:c.stats,w=s?s.duration:c.duration;if(f.aborted){D.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||m.paused||!m.playbackRate||!m.readyState)return;var g=performance.now()-f.loading.start,h=Math.abs(m.playbackRate);if(g<=500*w/h)return;var a=d.levels,u=d.minAutoLevel,o=a[c.level],y=f.total||Math.max(f.loaded,Math.round(w*o.maxBitrate/8)),p=Math.max(1,f.bwEstimate?f.bwEstimate/8:f.loaded*1e3/g),x=(y-f.loaded)/p,M=m.currentTime,N=(F.BufferHelper.bufferInfo(m,M,S.maxBufferHole).end-M)/h;if(N>=2*w/h||x<=N)return;var j=Number.POSITIVE_INFINITY,W;for(W=c.level-1;W>u;W--){var L=a[W].maxBitrate;if(j=w*L/(8*.8*p),j<N)break}if(j>=x)return;var I=this.bwEstimator.getEstimate();D.logger.warn("Fragment "+c.sn+(s?" part "+s.index:"")+" of level "+c.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(G.isFiniteNumber)(I)?(I/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+x.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
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d=s.frag,l=s.part,S=l?l.stats:d.stats;if(S.aborted)return;if(d.type!==P.PlaylistLevelType.MAIN||d.sn==="initSegment")return;var m=S.parsing.end-S.loading.start;this.bwEstimator.sample(m,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),d.bitrateTest?this.bitrateTestDelay=m/1e3:this.bitrateTestDelay=0},A.onError=function(c,s){switch(s.details){case U.ErrorDetails.FRAG_LOAD_ERROR:case U.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},A.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},A.getNextABRAutoLevel=function(){var c=this.fragCurrent,s=this.partCurrent,d=this.hls,l=d.maxAutoLevel,S=d.config,m=d.minAutoLevel,f=d.media,w=s?s.duration:c?c.duration:0,g=f?f.currentTime:0,h=f&&f.playbackRate!==0?Math.abs(f.playbackRate):1,a=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,u=(F.BufferHelper.bufferInfo(f,g,S.maxBufferHole).end-g)/h,o=this.findBestLevel(a,m,l,u,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(o>=0)return o;D.logger.trace((u?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var y=w?Math.min(w,S.maxStarvationDelay):S.maxStarvationDelay,p=S.abrBandWidthFactor,x=S.abrBandWidthUpFactor;if(!u){var M=this.bitrateTestDelay;if(M){var N=w?Math.min(w,S.maxLoadingDelay):S.maxLoadingDelay;y=N-M,D.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*y)+" ms"),p=x=1}}return o=this.findBestLevel(a,m,l,u+y,p,x),Math.max(o,0)},A.findBestLevel=function(c,s,d,l,S,m){for(var f,w=this.fragCurrent,g=this.partCurrent,h=this.lastLoadedFragLevel,a=this.hls.levels,u=a[h],o=!!(u!=null&&(f=u.details)!==null&&f!==void 0&&f.live),y=u==null?void 0:u.codecSet,p=g?g.duration:w?w.duration:0,x=d;x>=s;x--){var M=a[x];if(!M||y&&M.codecSet!==y)continue;var N=M.details,j=(g?N==null?void 0:N.partTarget:N==null?void 0:N.averagetargetduration)||p,W=void 0;x<=h?W=S*c:W=m*c;var L=a[x].maxBitrate,I=L*j/W;if(D.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+x+"/"+Math.round(W)+"/"+L+"/"+j+"/"+l+"/"+I),W>L&&(!I||o&&!this.bitrateTestDelay||I<l))return x}return-1},b(C,[{key:"nextAutoLevel",get:function(){var c=this._nextAutoLevel,s=this.bwEstimator;if(c!==-1&&(!s||!s.canEstimate()))return c;var d=this.getNextABRAutoLevel();return c!==-1&&(d=Math.min(c,d)),d},set:function(c){this._nextAutoLevel=c}}]),C}();V.default=_},"./src/controller/audio-stream-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/polyfills/number.ts"),k=R("./src/controller/base-stream-controller.ts"),O=R("./src/events.ts"),F=R("./src/utils/buffer-helper.ts"),U=R("./src/controller/fragment-tracker.ts"),P=R("./src/types/level.ts"),D=R("./src/types/loader.ts"),E=R("./src/loader/fragment.ts"),b=R("./src/demux/chunk-cache.ts"),_=R("./src/demux/transmuxer-interface.ts"),C=R("./src/types/transmuxer.ts"),A=R("./src/controller/fragment-finders.ts"),v=R("./src/utils/discontinuities.ts"),c=R("./src/errors.ts"),s=R("./src/utils/logger.ts");function d(){return d=Object.assign||function(w){for(var g=1;g<arguments.length;g++){var h=arguments[g];for(var a in h)Object.prototype.hasOwnProperty.call(h,a)&&(w[a]=h[a])}return w},d.apply(this,arguments)}function l(w,g){w.prototype=Object.create(g.prototype),w.prototype.constructor=w,S(w,g)}function S(w,g){return S=Object.setPrototypeOf||function(a,u){return a.__proto__=u,a},S(w,g)}var m=100,f=function(w){l(g,w);function g(a,u){var o;return o=w.call(this,a,u,"[audio-stream-controller]")||this,o.videoBuffer=null,o.videoTrackCC=-1,o.waitingVideoCC=-1,o.audioSwitch=!1,o.trackId=-1,o.waitingData=null,o.mainDetails=null,o.bufferFlushed=!1,o._registerListeners(),o}var h=g.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var u=this.hls;u.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.on(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(O.Events.ERROR,this.onError,this),u.on(O.Events.BUFFER_RESET,this.onBufferReset,this),u.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.on(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var u=this.hls;u.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(O.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.off(O.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(O.Events.ERROR,this.onError,this),u.off(O.Events.BUFFER_RESET,this.onBufferReset,this),u.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),u.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.off(O.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(u,o){var y=o.frag,p=o.id,x=o.initPTS;if(p==="main"){var M=y.cc;this.initPTS[y.cc]=x,this.log("InitPTS for cc: "+M+" found from main: "+x),this.videoTrackCC=M,this.state===k.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(u){if(!this.levels){this.startPosition=u,this.state=k.State.STOPPED;return}var o=this.lastCurrentTime;this.stopLoad(),this.setInterval(m),this.fragLoadError=0,o>0&&u===-1?(this.log("Override startPosition with lastCurrentTime @"+o.toFixed(3)),this.state=k.State.IDLE):(this.loadedmetadata=!1,this.state=k.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=u,this.tick()},h.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_TRACK:{var u,o=this.levels,y=this.trackId,p=o==null||((u=o[y])===null||u===void 0)?void 0:u.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=k.State.WAITING_INIT_PTS}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var x,M=performance.now(),N=this.retryDate;(!N||M>=N||(x=this.media)!==null&&x!==void 0&&x.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=k.State.IDLE);break}case k.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,L=j.part,I=j.cache,K=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.FRAG_LOADING;var Y=I.flush(),ee={frag:W,part:L,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(ee),K&&w.prototype._handleFragmentLoadComplete.call(this,ee)}else if(this.videoTrackCC!==this.waitingVideoCC)s.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),xe=F.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),ve=Object(A.fragmentWithinToleranceTest)(xe.end,this.config.maxFragLookUpTolerance,W);ve<0&&(s.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+xe.end+" is needed"),this.clearWaitingFragment())}}else this.state=k.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var u=this.waitingData;u&&(this.fragmentTracker.removeFragment(u.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=k.State.IDLE)},h.onTickEnd=function(){var u=this.media;if(!u||!u.readyState)return;var o=this.mediaBuffer?this.mediaBuffer:u,y=o.buffered;!this.loadedmetadata&&y.length&&(this.loadedmetadata=!0),this.lastCurrentTime=u.currentTime},h.doTickIdle=function(){var u,o,y=this.hls,p=this.levels,x=this.media,M=this.trackId,N=y.config;if(!p||!p[M])return;if(!x&&(this.startFragRequested||!N.startFragPrefetch))return;var j=p[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=k.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,E.ElementaryStreamTypes.AUDIO,D.PlaylistLevelType.AUDIO));var L=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,D.PlaylistLevelType.AUDIO);if(L===null)return;var I=L.len,K=this.getMaxBufferLength(),Y=this.audioSwitch;if(I>=K&&!Y)return;if(!Y&&this._streamEnded(L,W)){y.trigger(O.Events.BUFFER_EOS,{type:"audio"}),this.state=k.State.ENDED;return}var ee=W.fragments,oe=ee[0].start,xe=L.end;if(Y){var ve=this.getLoadPosition();xe=ve,W.PTSKnown&&ve<oe&&((L.end>oe||L.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),x.currentTime=oe+.05))}var ge=this.getNextFragment(xe,W);if(!ge){this.bufferFlushed=!0;return}((u=ge.decryptdata)===null||u===void 0?void 0:u.keyFormat)==="identity"&&!((o=ge.decryptdata)!==null&&o!==void 0&&o.key)?this.loadKey(ge,W):this.loadFragment(ge,W,xe)},h.getMaxBufferLength=function(){var u=w.prototype.getMaxBufferLength.call(this),o=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return o===null?u:Math.max(u,o.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(u,o){var y=o.audioTracks;this.resetTransmuxer(),this.levels=y.map(function(p){return new P.Level(p)})},h.onAudioTrackSwitching=function(u,o){var y=!!o.url;this.trackId=o.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),y?this.setInterval(m):this.resetTransmuxer(),y?(this.audioSwitch=!0,this.state=k.State.IDLE):this.state=k.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(u,o){this.mainDetails=o.details},h.onAudioTrackLoaded=function(u,o){var y,p=this.levels,x=o.details,M=o.id;if(!p){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+x.startSN+","+x.endSN+"],duration:"+x.totalduration);var N=p[M],j=0;if(x.live||(y=N.details)!==null&&y!==void 0&&y.live){var W=this.mainDetails;if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed||!W)return;!N.details&&x.hasProgramDateTime&&W.hasProgramDateTime?(Object(v.alignMediaPlaylistByPDT)(x,W),j=x.fragments[0].start):j=this.alignPlaylists(x,N.details)}N.details=x,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!x.live)&&this.setStartPosition(N.details,j),this.state===k.State.WAITING_TRACK&&!this.waitForCdnTuneIn(x)&&(this.state=k.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(u){var o,y=u.frag,p=u.part,x=u.payload,M=this.config,N=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+y.sn+" of level "+y.level+" will not be buffered");return}var W=j[N];console.assert(W,"Audio track is defined on fragment load progress");var L=W.details;console.assert(L,"Audio track details are defined on fragment load progress");var I=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",K=this.transmuxer;K||(K=this.transmuxer=new _.default(this.hls,D.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[y.cc],ee=(o=y.initSegment)===null||o===void 0?void 0:o.data;if(Y!==void 0){var oe=!1,xe=p?p.index:-1,ve=xe!==-1,ge=new C.ChunkMetadata(y.level,y.sn,y.stats.chunkCount,x.byteLength,xe,ve);K.push(x,ee,I,"",y,p,L.totalduration,oe,ge,Y)}else{s.logger.log("Unknown video PTS for cc "+y.cc+", waiting for video PTS before demuxing audio frag "+y.sn+" of ["+L.startSN+" ,"+L.endSN+"],track "+N);var me=this.waitingData=this.waitingData||{frag:y,part:p,cache:new b.default,complete:!1},ce=me.cache;ce.push(new Uint8Array(x)),this.waitingVideoCC=this.videoTrackCC,this.state=k.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(u){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,u)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(u,o){var y=o.tracks.audio;y&&(this.mediaBuffer=y.buffer),o.tracks.video&&(this.videoBuffer=o.tracks.video.buffer)},h.onFragBuffered=function(u,o){var y=o.frag,p=o.part;if(y.type!==D.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(y)){this.warn("Fragment "+y.sn+(p?" p: "+p.index:"")+" of level "+y.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}y.sn!=="initSegment"&&(this.fragPrevious=y,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(y,p)},h.onError=function(u,o){switch(o.details){case c.ErrorDetails.FRAG_LOAD_ERROR:case c.ErrorDetails.FRAG_LOAD_TIMEOUT:case c.ErrorDetails.KEY_LOAD_ERROR:case c.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,o);break;case c.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case c.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==k.State.ERROR&&this.state!==k.State.STOPPED&&(this.state=o.fatal?k.State.ERROR:k.State.IDLE,this.warn(o.details+" while loading frag, switching to "+this.state+" state"));break;case c.ErrorDetails.BUFFER_FULL_ERROR:if(o.parent==="audio"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var y=!0,p=this.getFwdBufferInfo(this.mediaBuffer,D.PlaylistLevelType.AUDIO);p&&p.len>.5&&(y=!this.reduceMaxBufferLength(p.len)),y&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(u,o){var y=o.type;y===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(u){var o,y="audio",p=this.hls,x=u.remuxResult,M=u.chunkMeta,N=this.getCurrentContext(M);if(!N){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=N.frag,W=N.part,L=x.audio,I=x.text,K=x.id3,Y=x.initSegment;if(this.fragContextChanged(j))return;if(this.state=k.State.PARSING,this.audioSwitch&&L&&this.completeAudioSwitch(),Y!=null&&Y.tracks&&(this._bufferInitSegment(Y.tracks,j,M),p.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:y,tracks:Y.tracks})),L){var ee=L.startPTS,oe=L.endPTS,xe=L.startDTS,ve=L.endDTS;W&&(W.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ee,endPTS:oe,startDTS:xe,endDTS:ve}),j.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ee,oe,xe,ve),this.bufferFragmentData(L,j,W,M)}if(K!=null&&(o=K.samples)!==null&&o!==void 0&&o.length){var ge=d({frag:j,id:y},K);p.trigger(O.Events.FRAG_PARSING_METADATA,ge)}if(I){var me=d({frag:j,id:y},I);p.trigger(O.Events.FRAG_PARSING_USERDATA,me)}},h._bufferInitSegment=function(u,o,y){if(this.state!==k.State.PARSING)return;u.video&&delete u.video;var p=u.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(O.Events.BUFFER_CODECS,u);var x=p.initSegment;if(x!=null&&x.byteLength){var M={type:"audio",frag:o,part:null,chunkMeta:y,parent:o.type,data:x};this.hls.trigger(O.Events.BUFFER_APPENDING,M)}this.tick()},h.loadFragment=function(u,o,y){var p=this.fragmentTracker.getState(u);this.fragCurrent=u,(this.audioSwitch||p===U.FragmentState.NOT_LOADED||p===U.FragmentState.PARTIAL)&&(u.sn==="initSegment"?this._loadInitSegment(u):o.live&&!Object(G.isFiniteNumber)(this.initPTS[u.cc])?(this.log("Waiting for video PTS in continuity counter "+u.cc+" of live stream before loading audio fragment "+u.sn+" of level "+this.trackId),this.state=k.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,u,o,y)))},h.completeAudioSwitch=function(){var u=this.hls,o=this.media,y=this.trackId;o&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,u.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:y})},g}(k.default);V.default=f},"./src/controller/audio-track-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts"),k=R("./src/errors.ts"),O=R("./src/controller/base-playlist-controller.ts"),F=R("./src/types/loader.ts");function U(_,C){for(var A=0;A<C.length;A++){var v=C[A];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(_,v.key,v)}}function P(_,C,A){return C&&U(_.prototype,C),A&&U(_,A),_}function D(_,C){_.prototype=Object.create(C.prototype),_.prototype.constructor=_,E(_,C)}function E(_,C){return E=Object.setPrototypeOf||function(v,c){return v.__proto__=c,v},E(_,C)}var b=function(_){D(C,_);function C(v){var c;return c=_.call(this,v,"[audio-track-controller]")||this,c.tracks=[],c.groupId=null,c.tracksInGroup=[],c.trackId=-1,c.trackName="",c.selectDefaultTrack=!0,c.registerListeners(),c}var A=C.prototype;return A.registerListeners=function(){var c=this.hls;c.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.on(G.Events.ERROR,this.onError,this)},A.unregisterListeners=function(){var c=this.hls;c.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),c.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),c.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),c.off(G.Events.ERROR,this.onError,this)},A.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,_.prototype.destroy.call(this)},A.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},A.onManifestParsed=function(c,s){this.tracks=s.audioTracks||[]},A.onAudioTrackLoaded=function(c,s){var d=s.id,l=s.details,S=this.tracksInGroup[d];if(!S){this.warn("Invalid audio track id "+d);return}var m=S.details;S.details=s.details,this.log("audioTrack "+d+" loaded ["+l.startSN+"-"+l.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,s,m))},A.onLevelLoading=function(c,s){this.switchLevel(s.level)},A.onLevelSwitching=function(c,s){this.switchLevel(s.level)},A.switchLevel=function(c){var s=this.hls.levels[c];if(!(s!=null&&s.audioGroupIds))return;var d=s.audioGroupIds[s.urlId];if(this.groupId!==d){this.groupId=d;var l=this.tracks.filter(function(m){return!d||m.groupId===d});this.selectDefaultTrack&&!l.some(function(m){return m.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var S={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(G.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},A.onError=function(c,s){if(_.prototype.onError.call(this,c,s),s.fatal||!s.context)return;s.context.type===F.PlaylistContextType.AUDIO_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},A.setAudioTrack=function(c){var s=this.tracksInGroup;if(c<0||c>=s.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var d=s[this.trackId];this.log("Now switching to audio-track index "+c);var l=s[c],S=l.id,m=l.groupId,f=m===void 0?"":m,w=l.name,g=l.type,h=l.url;if(this.trackId=c,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:f,name:w,type:g,url:h}),l.details&&!l.details.live)return;var a=this.switchParams(l.url,d==null?void 0:d.details);this.loadPlaylist(a)},A.selectInitialTrack=function(){var c=this.tracksInGroup;console.assert(c.length,"Initial audio track should be selected when tracks are known");var s=this.trackName,d=this.findTrackId(s)||this.findTrackId();d!==-1?this.setAudioTrack(d):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},A.findTrackId=function(c){for(var s=this.tracksInGroup,d=0;d<s.length;d++){var l=s[d];if((!this.selectDefaultTrack||l.default)&&(!c||c===l.name))return l.id}return-1},A.loadPlaylist=function(c){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var d=s.id,l=s.groupId,S=s.url;if(c)try{S=c.addDirectives(S)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("loading audio-track playlist for id: "+d),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:S,id:d,groupId:l,deliveryDirectives:c||null})}},P(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(c){this.selectDefaultTrack=!1,this.setAudioTrack(c)}}]),C}(O.default);V.default=b},"./src/controller/base-playlist-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return P});var G=R("./src/polyfills/number.ts"),k=R("./src/types/level.ts"),O=R("./src/controller/level-helper.ts"),F=R("./src/utils/logger.ts"),U=R("./src/errors.ts"),P=function(){function D(b,_){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,_+":"),this.warn=F.logger.warn.bind(F.logger,_+":"),this.hls=b}var E=D.prototype;return E.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},E.onError=function(_,C){C.fatal&&C.type===U.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},E.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},E.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},E.stopLoad=function(){this.canLoad=!1,this.clearTimer()},E.switchParams=function(_,C){var A=C==null?void 0:C.renditionReports;if(A)for(var v=0;v<A.length;v++){var c=A[v],s=""+c.URI;if(s===_.substr(-s.length)){var d=parseInt(c["LAST-MSN"]),l=parseInt(c["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);l!==void 0&&S>C.partTarget&&(l+=1)}if(Object(G.isFiniteNumber)(d))return new k.HlsUrlParameters(d,Object(G.isFiniteNumber)(l)?l:void 0,k.HlsSkip.No)}}},E.loadPlaylist=function(_){},E.shouldLoadTrack=function(_){return this.canLoad&&_&&!!_.url&&(!_.details||_.details.live)},E.playlistLoaded=function(_,C,A){var v=this,c=C.details,s=C.stats,d=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(c.advancedDateTime=Date.now()-d,c.live||A!=null&&A.live){if(c.reloaded(A),A&&this.log("live playlist "+_+" "+(c.advanced?"REFRESHED "+c.lastPartSn+"-"+c.lastPartIndex:"MISSED")),A&&c.fragments.length>0&&Object(O.mergeDetails)(A,c),!this.canLoad||!c.live)return;var l,S=void 0,m=void 0;if(c.canBlockReload&&c.endSN&&c.advanced){var f=this.hls.config.lowLatencyMode,w=c.lastPartSn,g=c.endSN,h=c.lastPartIndex,a=h!==-1,u=w===g,o=f?0:h;a?(S=u?g+1:w,m=u?o:h+1):S=g+1;var y=c.age,p=y+c.ageHeader,x=Math.min(p-c.partTarget,c.targetduration*1.5);if(x>0){if(A&&x>A.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+A.tuneInGoal+" to: "+x+" with playlist age: "+c.age),x=0;else{var M=Math.floor(x/c.targetduration);if(S+=M,m!==void 0){var N=Math.round(x%c.targetduration/c.partTarget);m+=N}this.log("CDN Tune-in age: "+c.ageHeader+"s last advanced "+y.toFixed(2)+"s goal: "+x+" skip sn "+M+" to part "+m)}c.tuneInGoal=x}if(l=this.getDeliveryDirectives(c,C.deliveryDirectives,S,m),f||!u){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(c,C.deliveryDirectives,S,m);var j=Object(O.computeReloadInterval)(c,s);S!==void 0&&c.canBlockReload&&(j-=c.partTarget||1),this.log("reload live playlist "+_+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return v.loadPlaylist(l)},j)}else this.clearTimer()},E.getDeliveryDirectives=function(_,C,A,v){var c=Object(k.getSkipValue)(_,A);return C!=null&&C.skip&&_.deltaUpdateFailed&&(A=C.msn,v=C.part,c=k.HlsSkip.No),new k.HlsUrlParameters(A,v,c)},E.retryLoadingOrFail=function(_){var C=this,A=this.hls.config,v=this.retryCount<A.levelLoadingMaxRetry;if(v){var c;if(this.retryCount++,_.details.indexOf("LoadTimeOut")>-1&&(c=_.context)!==null&&c!==void 0&&c.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+_.details+'"'),this.loadPlaylist();else{var s=Math.min(Math.pow(2,this.retryCount)*A.levelLoadingRetryDelay,A.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},s),this.warn("retry playlist loading #"+this.retryCount+" in "+s+' ms after "'+_.details+'"')}}else this.warn('cannot recover from error "'+_.details+'"'),this.clearTimer(),_.fatal=!0;return v},D}()},"./src/controller/base-stream-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"State",function(){return g}),R.d(V,"default",function(){return h});var G=R("./src/polyfills/number.ts"),k=R("./src/task-loop.ts"),O=R("./src/controller/fragment-tracker.ts"),F=R("./src/utils/buffer-helper.ts"),U=R("./src/utils/logger.ts"),P=R("./src/events.ts"),D=R("./src/errors.ts"),E=R("./src/types/transmuxer.ts"),b=R("./src/utils/mp4-tools.ts"),_=R("./src/utils/discontinuities.ts"),C=R("./src/controller/fragment-finders.ts"),A=R("./src/controller/level-helper.ts"),v=R("./src/loader/fragment-loader.ts"),c=R("./src/crypt/decrypter.ts"),s=R("./src/utils/time-ranges.ts"),d=R("./src/types/loader.ts");function l(a,u){for(var o=0;o<u.length;o++){var y=u[o];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(a,y.key,y)}}function S(a,u,o){return u&&l(a.prototype,u),o&&l(a,o),a}function m(a){if(a===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return a}function f(a,u){a.prototype=Object.create(u.prototype),a.prototype.constructor=a,w(a,u)}function w(a,u){return w=Object.setPrototypeOf||function(y,p){return y.__proto__=p,y},w(a,u)}var g={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(a){f(u,a);function u(y,p,x){var M;return M=a.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=g.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=x,M.log=U.logger.log.bind(U.logger,x+":"),M.warn=U.logger.warn.bind(U.logger,x+":"),M.hls=y,M.fragmentLoader=new v.default(y.config),M.fragmentTracker=p,M.config=y.config,M.decrypter=new c.default(y,y.config),y.on(P.Events.KEY_LOADED,M.onKeyLoaded,m(M)),M}var o=u.prototype;return o.doTick=function(){this.onTickEnd()},o.onTickEnd=function(){},o.startLoad=function(p){},o.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=g.STOPPED},o._streamEnded=function(p,x){var M=this.fragCurrent,N=this.fragmentTracker;if(!x.live&&M&&M.sn===x.endSN&&!p.nextStart){var j=N.getState(M);return j===O.FragmentState.PARTIAL||j===O.FragmentState.OK}return!1},o.onMediaAttached=function(p,x){var M=this.media=this.mediaBuffer=x.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var N=this.config;this.levels&&N.autoStartLoad&&this.state===g.STOPPED&&this.startLoad(N.startPosition)},o.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()},o.onMediaSeeking=function(){var p=this.config,x=this.fragCurrent,M=this.media,N=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,L=F.BufferHelper.bufferInfo(N||M,W,p.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===g.ENDED)this.resetLoadingState();else if(x&&!L.len){var I=p.maxFragLookUpTolerance,K=x.start-I,Y=x.start+x.duration+I,ee=W>Y;(W<K||ee)&&(ee&&x.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),x.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!L.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},o.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},o.onKeyLoaded=function(p,x){if(this.state!==g.KEY_LOADING||x.frag!==this.fragCurrent||!this.levels)return;this.state=g.IDLE;var M=this.levels[x.frag.level].details;M&&this.loadFragment(x.frag,M,x.frag.start)},o.onHandlerDestroying=function(){this.stopLoad(),a.prototype.onHandlerDestroying.call(this)},o.onHandlerDestroyed=function(){this.state=g.STOPPED,this.hls.off(P.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,a.prototype.onHandlerDestroyed.call(this)},o.loadKey=function(p,x){this.log("Loading key for "+p.sn+" of ["+x.startSN+"-"+x.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=g.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(P.Events.KEY_LOADING,{frag:p})},o.loadFragment=function(p,x,M){this._loadFragForPlayback(p,x,M)},o._loadFragForPlayback=function(p,x,M){var N=this,j=function(L){if(N.fragContextChanged(p)){N.warn("Fragment "+p.sn+(L.part?" p: "+L.part.index:"")+" of level "+p.level+" was dropped during download."),N.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,N._handleFragmentLoadProgress(L)};this._doFragLoad(p,x,M,j).then(function(W){if(!W)return;N.fragLoadError=0;var L=N.state;if(N.fragContextChanged(p)){(L===g.FRAG_LOADING||L===g.BACKTRACKING||!N.fragCurrent&&L===g.PARSING)&&(N.fragmentTracker.removeFragment(p),N.state=g.IDLE);return}if("payload"in W&&(N.log("Loaded fragment "+p.sn+" of level "+p.level),N.hls.trigger(P.Events.FRAG_LOADED,W),N.state===g.BACKTRACKING)){N.fragmentTracker.backtrack(p,W),N.resetFragmentLoading(p);return}N._handleFragmentLoadComplete(W)}).catch(function(W){N.warn(W),N.resetFragmentLoading(p)})},o.flushMainBuffer=function(p,x,M){if(M===void 0&&(M=null),!(p-x))return;var N={startOffset:p,endOffset:x,type:M};this.fragLoadError=0,this.hls.trigger(P.Events.BUFFER_FLUSHING,N)},o._loadInitSegment=function(p){var x=this;this._doFragLoad(p).then(function(M){if(!M||x.fragContextChanged(p)||!x.levels)throw new Error("init load aborted");return M}).then(function(M){var N=x.hls,j=M.payload,W=p.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var L=self.performance.now();return x.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(I){var K=self.performance.now();return N.trigger(P.Events.FRAG_DECRYPTED,{frag:p,payload:I,stats:{tstart:L,tdecrypt:K}}),M.payload=I,M})}return M}).then(function(M){var N=x.fragCurrent,j=x.hls,W=x.levels;if(!W)throw new Error("init load aborted, missing levels");var L=W[p.level].details;console.assert(L,"Level details are defined when init segment is loaded");var I=p.stats;x.state=g.IDLE,x.fragLoadError=0,p.data=new Uint8Array(M.payload),I.parsing.start=I.buffering.start=self.performance.now(),I.parsing.end=I.buffering.end=self.performance.now(),M.frag===N&&j.trigger(P.Events.FRAG_BUFFERED,{stats:I,frag:N,part:null,id:p.type}),x.tick()}).catch(function(M){x.warn(M),x.resetFragmentLoading(p)})},o.fragContextChanged=function(p){var x=this.fragCurrent;return!p||!x||p.level!==x.level||p.sn!==x.sn||p.urlId!==x.urlId},o.fragBufferedComplete=function(p,x){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(x?" part: "+x.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+s.default.toString(F.BufferHelper.getBuffered(M))),this.state=g.IDLE,this.tick()},o._handleFragmentLoadComplete=function(p){var x=this.transmuxer;if(!x)return;var M=p.frag,N=p.part,j=p.partsLoaded,W=!j||j.length===0||j.some(function(I){return!I}),L=new E.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,N?N.index:-1,!W);x.flush(L)},o._handleFragmentLoadProgress=function(p){},o._doFragLoad=function(p,x,M,N){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&&x){var W=x.partList;if(W&&N){M>p.end&&x.fragmentHint&&(p=x.fragmentHint);var L=this.getNextPart(W,p,M);if(L>-1){var I=W[L];return this.log("Loading part sn: "+p.sn+" p: "+I.index+" cc: "+p.cc+" of playlist ["+x.startSN+"-"+x.endSN+"] parts [0-"+L+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=I.start+I.duration,this.state=g.FRAG_LOADING,this.hls.trigger(P.Events.FRAG_LOADING,{frag:p,part:W[L],targetBufferTime:M}),this.doFragPartsLoad(p,W,L,N).catch(function(K){return j.handleFragLoadError(K)})}else if(!p.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(x?"of ["+x.startSN+"-"+x.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=g.FRAG_LOADING,this.hls.trigger(P.Events.FRAG_LOADING,{frag:p,targetBufferTime:M}),this.fragmentLoader.load(p,N).catch(function(K){return j.handleFragLoadError(K)})},o.doFragPartsLoad=function(p,x,M,N){var j=this;return new Promise(function(W,L){var I=[],K=function Y(ee){var oe=x[ee];j.fragmentLoader.loadPart(p,oe,N).then(function(xe){I[oe.index]=xe;var ve=xe.part;j.hls.trigger(P.Events.FRAG_LOADED,xe);var ge=x[ee+1];if(ge&&ge.fragment===p)Y(ee+1);else return W({frag:p,part:ve,partsLoaded:I})}).catch(L)};K(M)})},o.handleFragLoadError=function(p){var x=p.data;return x&&x.details===D.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(x.frag,x.part):this.hls.trigger(P.Events.ERROR,x),null},o._handleTransmuxerFlush=function(p){var x=this.getCurrentContext(p);if(!x||this.state!==g.PARSING){this.fragCurrent||(this.state=g.IDLE);return}var M=x.frag,N=x.part,j=x.level,W=self.performance.now();M.stats.parsing.end=W,N&&(N.stats.parsing.end=W),this.updateLevelTiming(M,N,j,p.partial)},o.getCurrentContext=function(p){var x=this.levels,M=p.level,N=p.sn,j=p.part;if(!x||!x[M])return this.warn("Levels object was unset while buffering fragment "+N+" of level "+M+". The current chunk will not be buffered."),null;var W=x[M],L=j>-1?Object(A.getPartWith)(W,N,j):null,I=L?L.fragment:Object(A.getFragmentWithSN)(W,N,this.fragCurrent);return I?{frag:I,part:L,level:W}:null},o.bufferFragmentData=function(p,x,M,N){if(!p||this.state!==g.PARSING)return;var j=p.data1,W=p.data2,L=j;if(j&&W&&(L=Object(b.appendUint8Array)(j,W)),!L||!L.length)return;var I={type:p.type,frag:x,part:M,chunkMeta:N,parent:x.type,data:L};this.hls.trigger(P.Events.BUFFER_APPENDING,I),p.dropped&&p.independent&&!M&&this.flushBufferGap(x)},o.flushBufferGap=function(p){var x=this.media;if(!x)return;if(!F.BufferHelper.isBuffered(x,x.currentTime)){this.flushMainBuffer(0,p.start);return}var M=x.currentTime,N=F.BufferHelper.bufferInfo(x,M,0),j=p.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),L=Math.max(Math.min(p.start-W,N.end-W),M+W);p.start-L>W&&this.flushMainBuffer(L,p.start)},o.getFwdBufferInfo=function(p,x){var M=this.config,N=this.getLoadPosition();if(!Object(G.isFiniteNumber)(N))return null;var j=F.BufferHelper.bufferInfo(p,N,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(N,x);if(W&&j.nextStart<W.end)return F.BufferHelper.bufferInfo(p,N,Math.max(j.nextStart,M.maxBufferHole))}return j},o.getMaxBufferLength=function(p){var x=this.config,M;return p?M=Math.max(8*x.maxBufferSize/p,x.maxBufferLength):M=x.maxBufferLength,Math.min(M,x.maxMaxBufferLength)},o.reduceMaxBufferLength=function(p){var x=this.config,M=p||x.maxBufferLength;return x.maxMaxBufferLength>=M?(x.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+x.maxMaxBufferLength+"s"),!0):!1},o.getNextFragment=function(p,x){var M,N,j=x.fragments,W=j.length;if(!W)return null;var L=this.config,I=j[0].start,K;if(x.live){var Y=L.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!x.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(x,j),this.startPosition=K?this.hls.liveSyncPosition||K.start:p)}else p<=I&&(K=j[0]);if(!K){var ee=L.lowLatencyMode?x.partEnd:x.fragmentEnd;K=this.getFragmentAtPosition(p,ee,x)}return(M=K)!==null&&M!==void 0&&M.initSegment&&!((N=K)!==null&&N!==void 0&&N.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},o.getNextPart=function(p,x,M){for(var N=-1,j=!1,W=!0,L=0,I=p.length;L<I;L++){var K=p[L];if(W=W&&!K.independent,N>-1&&M<K.start)break;var Y=K.loaded;!Y&&(j||K.independent||W)&&K.fragment===x&&(N=L),j=Y}return N},o.loadedEndOfParts=function(p,x){var M=p[p.length-1];return M&&x>M.start&&M.loaded},o.getInitialLiveFragment=function(p,x){var M=this.fragPrevious,N=null;if(M){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),N=Object(C.findFragmentByPDT)(x,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!N){var j=M.sn+1;if(j>=p.startSN&&j<=p.endSN){var W=x[j-p.startSN];M.cc===W.cc&&(N=W,this.log("Live playlist, switching playlist, load frag with next SN: "+N.sn))}N||(N=Object(C.findFragWithCC)(x,M.cc),N&&this.log("Live playlist, switching playlist, load frag with same CC: "+N.sn))}}else{var L=this.hls.liveSyncPosition;L!==null&&(N=this.getFragmentAtPosition(L,this.bitrateTest?p.fragmentEnd:p.edge,p))}return N},o.getFragmentAtPosition=function(p,x,M){var N=this.config,j=this.fragPrevious,W=M.fragments,L=M.endSN,I=M.fragmentHint,K=N.maxFragLookUpTolerance,Y=!!(N.lowLatencyMode&&M.partList&&I);Y&&I&&!this.bitrateTest&&(W=W.concat(I),L=I.sn);var ee;if(p<x){var oe=p>x-K?0:K;ee=Object(C.findFragmentByPTS)(j,W,p,oe)}else ee=W[W.length-1];if(ee){var xe=ee.sn-M.startSN,ve=j&&ee.level===j.level,ge=W[xe+1],me=this.fragmentTracker.getState(ee);if(me===O.FragmentState.BACKTRACKED){ee=null;for(var ce=xe;W[ce]&&this.fragmentTracker.getState(W[ce])===O.FragmentState.BACKTRACKED;)j?ee=W[ce--]:ee=W[--ce];ee||(ee=ge)}else j&&ee.sn===j.sn&&!Y&&(ve&&(ee.sn<L&&this.fragmentTracker.getState(ge)!==O.FragmentState.OK?(this.log("SN "+ee.sn+" just loaded, load next one: "+ge.sn),ee=ge):ee=null))}return ee},o.synchronizeToLiveEdge=function(p){var x=this.config,M=this.media;if(!M)return;var N=this.hls.liveSyncPosition,j=M.currentTime,W=p.fragments[0].start,L=p.edge,I=j>=W-x.maxFragLookUpTolerance&&j<=L;if(N!==null&&M.duration>N&&(j<N||!I)){var K=x.liveMaxLatencyDuration!==void 0?x.liveMaxLatencyDuration:x.liveMaxLatencyDurationCount*p.targetduration;(!I&&M.readyState<4||j<L-K)&&(this.loadedmetadata||(this.nextLoadPosition=N),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+L+", reset currentTime to : "+N.toFixed(3)),M.currentTime=N))}},o.alignPlaylists=function(p,x){var M=this.levels,N=this.levelLastLoaded,j=this.fragPrevious,W=N!==null?M[N]:null,L=p.fragments.length;if(!L)return this.warn("No fragments in live playlist"),0;var I=p.fragments[0].start,K=!x,Y=p.alignedSliding&&Object(G.isFiniteNumber)(I);if(K||!Y&&!I){Object(_.alignStream)(j,W,p);var ee=p.fragments[0].start;return this.log("Live playlist sliding: "+ee.toFixed(2)+" start-sn: "+(x?x.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+L),ee}return I},o.waitForCdnTuneIn=function(p){var x=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*x)},o.setStartPosition=function(p,x){var M=this.startPosition;if(M<x&&(M=-1),M===-1||this.lastCurrentTime===-1){var N=p.startTimeOffset;Object(G.isFiniteNumber)(N)?(M=x+N,N<0&&(M+=p.totalduration),M=Math.min(Math.max(x,M),x+p.totalduration),this.log("Start time offset "+N+" found in playlist, adjust startPosition to "+M),this.startPosition=M):p.live?M=this.hls.liveSyncPosition||x:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},o.getLoadPosition=function(){var p=this.media,x=0;return this.loadedmetadata&&p?x=p.currentTime:this.nextLoadPosition&&(x=this.nextLoadPosition),x},o.handleFragLoadAborted=function(p,x){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(x?" part"+x.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},o.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=g.IDLE)},o.onFragmentOrKeyLoadError=function(p,x){if(x.fatal)return;var M=x.frag;if(!M||M.type!==p)return;var N=this.fragCurrent;console.assert(N&&M.sn===N.sn&&M.level===N.level&&M.urlId===N.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=g.FRAG_LOADING_WAITING_RETRY}else x.levelRetry?(p===d.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=g.IDLE):(U.logger.error(x.details+" reaches max retry, redispatch as fatal ..."),x.fatal=!0,this.hls.stopLoad(),this.state=g.ERROR)},o.afterBufferFlushed=function(p,x,M){if(!p)return;var N=F.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(x,N,M),this.state===g.ENDED&&this.resetLoadingState()},o.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=g.IDLE},o.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var x=this.levels?this.levels[p].details:null;if(x!=null&&x.live)return this.startPosition=-1,this.setStartPosition(x,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},o.updateLevelTiming=function(p,x,M,N){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var L=Object.keys(p.elementaryStreams).reduce(function(I,K){var Y=p.elementaryStreams[K];if(Y){var ee=Y.endPTS-Y.startPTS;if(ee<=0)return j.warn("Could not parse fragment "+p.sn+" "+K+" duration reliably ("+ee+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),I||!1;var oe=N?0:Object(A.updateFragPTSDTS)(W,p,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return j.hls.trigger(P.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:oe,type:K,frag:p,start:Y.startPTS,end:Y.endPTS}),!0}return I},!1);L?(this.state=g.PARSED,this.hls.trigger(P.Events.FRAG_PARSED,{frag:p,part:x})):this.resetLoadingState()},o.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(u,[{key:"state",get:function(){return this._state},set:function(p){var x=this._state;x!==p&&(this._state=p,this.log(x+"->"+p))}}]),u}(k.default)},"./src/controller/buffer-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return C});var G=R("./src/polyfills/number.ts"),k=R("./src/events.ts"),O=R("./src/utils/logger.ts"),F=R("./src/errors.ts"),U=R("./src/utils/buffer-helper.ts"),P=R("./src/utils/mediasource-helper.ts"),D=R("./src/loader/fragment.ts"),E=R("./src/controller/buffer-operation-queue.ts"),b=Object(P.getMediaSource)(),_=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function A(c){var s=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 d=s.hls,l=s.media,S=s.mediaSource;O.logger.log("[buffer-controller]: Media source opened"),l&&(s.updateMediaElementDuration(),d.trigger(k.Events.MEDIA_ATTACHED,{media:l})),S&&S.removeEventListener("sourceopen",s._onMediaSourceOpen),s.checkPendingTracks()},this._onMediaSourceClose=function(){O.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){O.logger.log("[buffer-controller]: Media source ended")},this.hls=c,this._initSourceBuffer(),this.registerListeners()}var v=A.prototype;return v.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},v.destroy=function(){this.unregisterListeners(),this.details=null},v.registerListeners=function(){var s=this.hls;s.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(k.Events.BUFFER_RESET,this.onBufferReset,this),s.on(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.on(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.on(k.Events.BUFFER_EOS,this.onBufferEos,this),s.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.on(k.Events.FRAG_PARSED,this.onFragParsed,this),s.on(k.Events.FRAG_CHANGED,this.onFragChanged,this)},v.unregisterListeners=function(){var s=this.hls;s.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(k.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(k.Events.BUFFER_RESET,this.onBufferReset,this),s.off(k.Events.BUFFER_APPENDING,this.onBufferAppending,this),s.off(k.Events.BUFFER_CODECS,this.onBufferCodecs,this),s.off(k.Events.BUFFER_EOS,this.onBufferEos,this),s.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),s.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),s.off(k.Events.FRAG_PARSED,this.onFragParsed,this),s.off(k.Events.FRAG_CHANGED,this.onFragChanged,this)},v._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new E.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},v.onManifestParsed=function(s,d){var l=2;(d.audio&&!d.video||!d.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,O.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},v.onMediaAttaching=function(s,d){var l=this.media=d.media;if(l&&b){var S=this.mediaSource=new b;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(S),this._objectUrl=l.src}},v.onMediaDetaching=function(){var s=this.media,d=this.mediaSource,l=this._objectUrl;if(d){if(O.logger.log("[buffer-controller]: media source detaching"),d.readyState==="open")try{d.endOfStream()}catch(S){O.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),d.removeEventListener("sourceopen",this._onMediaSourceOpen),d.removeEventListener("sourceended",this._onMediaSourceEnded),d.removeEventListener("sourceclose",this._onMediaSourceClose),s&&(l&&self.URL.revokeObjectURL(l),s.src===l?(s.removeAttribute("src"),s.load()):O.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(k.Events.MEDIA_DETACHED,void 0)},v.onBufferReset=function(){var s=this;this.getSourceBufferTypes().forEach(function(d){var l=s.sourceBuffer[d];try{l&&(s.removeBufferListeners(d),s.mediaSource&&s.mediaSource.removeSourceBuffer(l),s.sourceBuffer[d]=void 0)}catch(S){O.logger.warn("[buffer-controller]: Failed to reset the "+d+" buffer",S)}}),this._initSourceBuffer()},v.onBufferCodecs=function(s,d){var l=this,S=this.getSourceBufferTypes().length;if(Object.keys(d).forEach(function(m){if(S){var f=l.tracks[m];if(f&&typeof f.buffer.changeType=="function"){var w=d[m],g=w.codec,h=w.levelCodec,a=w.container,u=(f.levelCodec||f.codec).replace(_,"$1"),o=(h||g).replace(_,"$1");if(u!==o){var y=a+";codecs="+(h||g);l.appendChangeType(m,y)}}}else l.pendingTracks[m]=d[m]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},v.appendChangeType=function(s,d){var l=this,S=this.operationQueue,m={execute:function(){var w=l.sourceBuffer[s];w&&(O.logger.log("[buffer-controller]: changing "+s+" sourceBuffer type to "+d),w.changeType(d)),S.shiftAndExecuteNext(s)},onStart:function(){},onComplete:function(){},onError:function(w){O.logger.warn("[buffer-controller]: Failed to change "+s+" SourceBuffer type",w)}};S.append(m,s)},v.onBufferAppending=function(s,d){var l=this,S=this.hls,m=this.operationQueue,f=this.tracks,w=d.data,g=d.type,h=d.frag,a=d.part,u=d.chunkMeta,o=u.buffering[g],y=self.performance.now();o.start=y;var p=h.stats.buffering,x=a?a.stats.buffering:null;p.start===0&&(p.start=y),x&&x.start===0&&(x.start=y);var M=f.audio,N=g==="audio"&&u.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(o.executeStart=self.performance.now(),N){var L=l.sourceBuffer[g];if(L){var I=h.start-L.timestampOffset;Math.abs(I)>=.1&&(O.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+I+") sn: "+h.sn+")"),L.timestampOffset=h.start)}}l.appendExecutor(w,g)},onStart:function(){},onComplete:function(){var L=self.performance.now();o.executeEnd=o.end=L,p.first===0&&(p.first=L),x&&x.first===0&&(x.first=L);var I=l.sourceBuffer,K={};for(var Y in I)K[Y]=U.BufferHelper.getBuffered(I[Y]);l.appendError=0,l.hls.trigger(k.Events.BUFFER_APPENDED,{type:g,frag:h,part:a,chunkMeta:u,parent:h.type,timeRanges:K})},onError:function(L){O.logger.error("[buffer-controller]: Error encountered while trying to append to the "+g+" SourceBuffer",L);var I={type:F.ErrorTypes.MEDIA_ERROR,parent:h.type,details:F.ErrorDetails.BUFFER_APPEND_ERROR,err:L,fatal:!1};L.code===DOMException.QUOTA_EXCEEDED_ERR?I.details=F.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,I.details=F.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>S.config.appendErrorMaxRetry&&(O.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),I.fatal=!0)),S.trigger(k.Events.ERROR,I)}};m.append(j,g)},v.onBufferFlushing=function(s,d){var l=this,S=this.operationQueue,m=function(w){return{execute:l.removeExecutor.bind(l,w,d.startOffset,d.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(k.Events.BUFFER_FLUSHED,{type:w})},onError:function(h){O.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",h)}}};d.type?S.append(m(d.type),d.type):this.getSourceBufferTypes().forEach(function(f){S.append(m(f),f)})},v.onFragParsed=function(s,d){var l=this,S=d.frag,m=d.part,f=[],w=m?m.elementaryStreams:S.elementaryStreams;w[D.ElementaryStreamTypes.AUDIOVIDEO]?f.push("audiovideo"):(w[D.ElementaryStreamTypes.AUDIO]&&f.push("audio"),w[D.ElementaryStreamTypes.VIDEO]&&f.push("video"));var g=function(){var a=self.performance.now();S.stats.buffering.end=a,m&&(m.stats.buffering.end=a);var u=m?m.stats:S.stats;l.hls.trigger(k.Events.FRAG_BUFFERED,{frag:S,part:m,stats:u,id:S.type})};f.length===0&&O.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(g,f)},v.onFragChanged=function(s,d){this.flushBackBuffer()},v.onBufferEos=function(s,d){var l=this,S=this.getSourceBufferTypes().reduce(function(m,f){var w=l.sourceBuffer[f];return(!d.type||d.type===f)&&(w&&!w.ended&&(w.ended=!0,O.logger.log("[buffer-controller]: "+f+" sourceBuffer now EOS"))),m&&!!(!w||w.ended)},!0);S&&this.blockBuffers(function(){var m=l.mediaSource;if(!m||m.readyState!=="open")return;m.endOfStream()})},v.onLevelUpdated=function(s,d){var l=d.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},v.flushBackBuffer=function(){var s=this.hls,d=this.details,l=this.media,S=this.sourceBuffer;if(!l||d===null)return;var m=this.getSourceBufferTypes();if(!m.length)return;var f=d.live&&s.config.liveBackBufferLength!==null?s.config.liveBackBufferLength:s.config.backBufferLength;if(!Object(G.isFiniteNumber)(f)||f<0)return;var w=l.currentTime,g=d.levelTargetDuration,h=Math.max(f,g),a=Math.floor(w/g)*g-h;m.forEach(function(u){var o=S[u];if(o){var y=U.BufferHelper.getBuffered(o);y.length>0&&a>y.start(0)&&(s.trigger(k.Events.BACK_BUFFER_REACHED,{bufferEnd:a}),d.live&&s.trigger(k.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:a}),s.trigger(k.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:a,type:u}))}})},v.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var s=this.details,d=this.hls,l=this.media,S=this.mediaSource,m=s.fragments[0].start+s.totalduration,f=l.duration,w=Object(G.isFiniteNumber)(S.duration)?S.duration:0;s.live&&d.config.liveDurationInfinity?(O.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=Infinity,this.updateSeekableRange(s)):(m>w&&m>f||!Object(G.isFiniteNumber)(f))&&(O.logger.log("[buffer-controller]: Updating Media Source duration to "+m.toFixed(3)),S.duration=m)},v.updateSeekableRange=function(s){var d=this.mediaSource,l=s.fragments,S=l.length;if(S&&s.live&&d!==null&&d!==void 0&&d.setLiveSeekableRange){var m=Math.max(0,l[0].start),f=Math.max(m,m+s.totalduration);d.setLiveSeekableRange(m,f)}},v.checkPendingTracks=function(){var s=this.bufferCodecEventsExpected,d=this.operationQueue,l=this.pendingTracks,S=Object.keys(l).length;if(S&&!s||S===2){this.createSourceBuffers(l),this.pendingTracks={};var m=this.getSourceBufferTypes();if(m.length===0){this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}m.forEach(function(f){d.executeNext(f)})}},v.createSourceBuffers=function(s){var d=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var m in s)if(!d[m]){var f=s[m];if(!f)throw Error("source buffer exists for track "+m+", however track does not");var w=f.levelCodec||f.codec,g=f.container+";codecs="+w;O.logger.log("[buffer-controller]: creating sourceBuffer("+g+")");try{var h=d[m]=l.addSourceBuffer(g),a=m;this.addBufferListener(a,"updatestart",this._onSBUpdateStart),this.addBufferListener(a,"updateend",this._onSBUpdateEnd),this.addBufferListener(a,"error",this._onSBUpdateError),this.tracks[m]={buffer:h,codec:w,container:f.container,levelCodec:f.levelCodec,id:f.id},S++}catch(u){O.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+u.message),this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:u,mimeType:g})}}S&&this.hls.trigger(k.Events.BUFFER_CREATED,{tracks:this.tracks})},v._onSBUpdateStart=function(s){var d=this.operationQueue,l=d.current(s);l.onStart()},v._onSBUpdateEnd=function(s){var d=this.operationQueue,l=d.current(s);l.onComplete(),d.shiftAndExecuteNext(s)},v._onSBUpdateError=function(s,d){O.logger.error("[buffer-controller]: "+s+" SourceBuffer error",d),this.hls.trigger(k.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var l=this.operationQueue.current(s);l&&l.onError(d)},v.removeExecutor=function(s,d,l){var S=this.media,m=this.mediaSource,f=this.operationQueue,w=this.sourceBuffer,g=w[s];if(!S||!m||!g){O.logger.warn("[buffer-controller]: Attempting to remove from the "+s+" SourceBuffer, but it does not exist"),f.shiftAndExecuteNext(s);return}var h=Object(G.isFiniteNumber)(S.duration)?S.duration:Infinity,a=Object(G.isFiniteNumber)(m.duration)?m.duration:Infinity,u=Math.max(0,d),o=Math.min(l,h,a);o>u?(O.logger.log("[buffer-controller]: Removing ["+u+","+o+"] from the "+s+" SourceBuffer"),console.assert(!g.updating,s+" sourceBuffer must not be updating"),g.remove(u,o)):f.shiftAndExecuteNext(s)},v.appendExecutor=function(s,d){var l=this.operationQueue,S=this.sourceBuffer,m=S[d];if(!m){O.logger.warn("[buffer-controller]: Attempting to append to the "+d+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(d);return}m.ended=!1,console.assert(!m.updating,d+" sourceBuffer must not be updating"),m.appendBuffer(s)},v.blockBuffers=function(s,d){var l=this;if(d===void 0&&(d=this.getSourceBufferTypes()),!d.length){O.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(s);return}var S=this.operationQueue,m=d.map(function(f){return S.appendBlocker(f)});Promise.all(m).then(function(){s(),d.forEach(function(f){var w=l.sourceBuffer[f];(!w||!w.updating)&&S.shiftAndExecuteNext(f)})})},v.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},v.addBufferListener=function(s,d,l){var S=this.sourceBuffer[s];if(!S)return;var m=l.bind(this,s);this.listeners[s].push({event:d,listener:m}),S.addEventListener(d,m)},v.removeBufferListeners=function(s){var d=this.sourceBuffer[s];if(!d)return;this.listeners[s].forEach(function(l){d.removeEventListener(l.event,l.listener)})},A}()},"./src/controller/buffer-operation-queue.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return k});var G=R("./src/utils/logger.ts"),k=function(){function O(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var F=O.prototype;return F.append=function(P,D){var E=this.queues[D];E.push(P),E.length===1&&this.buffers[D]&&this.executeNext(D)},F.insertAbort=function(P,D){var E=this.queues[D];E.unshift(P),this.executeNext(D)},F.appendBlocker=function(P){var D,E=new Promise(function(_){D=_}),b={execute:D,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(b,P),E},F.executeNext=function(P){var D=this.buffers,E=this.queues,b=D[P],_=E[P];if(_.length){var C=_[0];try{C.execute()}catch(A){G.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(A),(!b||!b.updating)&&(_.shift(),this.executeNext(P))}}},F.shiftAndExecuteNext=function(P){this.queues[P].shift(),this.executeNext(P)},F.current=function(P){return this.queues[P][0]},O}()},"./src/controller/cap-level-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts");function k(U,P){for(var D=0;D<P.length;D++){var E=P[D];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(U,E.key,E)}}function O(U,P,D){return P&&k(U.prototype,P),D&&k(U,D),U}var F=function(){function U(D){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=D,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var P=U.prototype;return P.setStreamController=function(E){this.streamController=E},P.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},P.registerListeners=function(){var E=this.hls;E.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.unregisterListener=function(){var E=this.hls;E.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.onFpsDropLevelCapping=function(E,b){U.isLevelAllowed(b.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(b.droppedLevel)},P.onMediaAttaching=function(E,b){this.media=b.media instanceof HTMLVideoElement?b.media:null},P.onManifestParsed=function(E,b){var _=this.hls;this.restrictedLevels=[],this.firstLevel=b.firstLevel,_.config.capLevelToPlayerSize&&b.video&&this.startCapping()},P.onBufferCodecs=function(E,b){var _=this.hls;_.config.capLevelToPlayerSize&&b.video&&this.startCapping()},P.onMediaDetaching=function(){this.stopCapping()},P.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var E=this.hls.levels;if(E.length){var b=this.hls;b.autoLevelCapping=this.getMaxLevel(E.length-1),b.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=b.autoLevelCapping}}},P.getMaxLevel=function(E){var b=this,_=this.hls.levels;if(!_.length)return-1;var C=_.filter(function(A,v){return U.isLevelAllowed(v,b.restrictedLevels)&&v<=E});return this.clientRect=null,U.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},P.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()},P.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},P.getDimensions=function(){if(this.clientRect)return this.clientRect;var E=this.media,b={width:0,height:0};if(E){var _=E.getBoundingClientRect();b.width=_.width,b.height=_.height,!b.width&&!b.height&&(b.width=_.right-_.left||E.width||0,b.height=_.bottom-_.top||E.height||0)}return this.clientRect=b,b},U.isLevelAllowed=function(E,b){return b===void 0&&(b=[]),b.indexOf(E)===-1},U.getMaxLevelByMediaSize=function(E,b,_){if(!E||!E.length)return-1;for(var C=function(d,l){return l?d.width!==l.width||d.height!==l.height:!0},A=E.length-1,v=0;v<E.length;v+=1){var c=E[v];if((c.width>=b||c.height>=_)&&C(c,E[v+1])){A=v;break}}return A},O(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 E=1;try{E=self.devicePixelRatio}catch(b){}return E}}]),U}();V.default=F},"./src/controller/cmcd-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return C});var G=R("./src/events.ts"),k=R("./src/types/cmcd.ts"),O=R("./src/utils/buffer-helper.ts"),F=R("./src/utils/logger.ts");function U(A,v){for(var c=0;c<v.length;c++){var s=v[c];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(A,s.key,s)}}function P(A,v,c){return v&&U(A.prototype,v),c&&U(A,c),A}function D(A,v){var c=typeof Symbol!="undefined"&&A[Symbol.iterator]||A["@@iterator"];if(c)return(c=c.call(A)).next.bind(c);if(Array.isArray(A)||(c=E(A))||v&&A&&typeof A.length=="number"){c&&(A=c);var s=0;return function(){return s>=A.length?{done:!0}:{done:!1,value:A[s++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function E(A,v){if(!A)return;if(typeof A=="string")return b(A,v);var c=Object.prototype.toString.call(A).slice(8,-1);if(c==="Object"&&A.constructor&&(c=A.constructor.name),c==="Map"||c==="Set")return Array.from(A);if(c==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c))return b(A,v)}function b(A,v){(v==null||v>A.length)&&(v=A.length);for(var c=0,s=new Array(v);c<v;c++)s[c]=A[c];return s}function _(){return _=Object.assign||function(A){for(var v=1;v<arguments.length;v++){var c=arguments[v];for(var s in c)Object.prototype.hasOwnProperty.call(c,s)&&(A[s]=c[s])}return A},_.apply(this,arguments)}var C=function(){function A(c){var s=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){s.initialized&&(s.starved=!0),s.buffering=!0},this.onPlaying=function(){s.initialized||(s.initialized=!0),s.buffering=!1},this.applyPlaylistData=function(S){try{s.apply(S,{ot:k.CMCDObjectType.MANIFEST,su:!s.initialized})}catch(m){F.logger.warn("Could not generate manifest CMCD data.",m)}},this.applyFragmentData=function(S){try{var m=S.frag,f=s.hls.levels[m.level],w=s.getObjectType(m),g={d:m.duration*1e3,ot:w};(w===k.CMCDObjectType.VIDEO||w===k.CMCDObjectType.AUDIO||w==k.CMCDObjectType.MUXED)&&(g.br=f.bitrate/1e3,g.tb=s.getTopBandwidth(w),g.bl=s.getBufferLength(w)),s.apply(S,g)}catch(h){F.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=c;var d=this.config=c.config,l=d.cmcd;l!=null&&(d.pLoader=this.createPlaylistLoader(),d.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||A.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var v=A.prototype;return v.registerListeners=function(){var s=this.hls;s.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.on(G.Events.BUFFER_CREATED,this.onBufferCreated,this)},v.unregisterListeners=function(){var s=this.hls;s.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),s.off(G.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},v.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},v.onMediaAttached=function(s,d){this.media=d.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},v.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},v.onBufferCreated=function(s,d){var l,S;this.audioBuffer=(l=d.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(S=d.tracks.video)===null||S===void 0?void 0:S.buffer},v.createData=function(){var s;return{v:k.CMCDVersion,sf:k.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(s=this.media)===null||s===void 0?void 0:s.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},v.apply=function(s,d){d===void 0&&(d={}),_(d,this.createData());var l=d.ot===k.CMCDObjectType.INIT||d.ot===k.CMCDObjectType.VIDEO||d.ot===k.CMCDObjectType.MUXED;if(this.starved&&l&&(d.bs=!0,d.su=!0,this.starved=!1),d.su==null&&(d.su=this.buffering),this.useHeaders){var S=A.toHeaders(d);if(!Object.keys(S).length)return;s.headers||(s.headers={}),_(s.headers,S)}else{var m=A.toQuery(d);if(!m)return;s.url=A.appendQueryToUri(s.url,m)}},v.getObjectType=function(s){var d=s.type;return d==="subtitle"?k.CMCDObjectType.TIMED_TEXT:s.sn==="initSegment"?k.CMCDObjectType.INIT:d==="audio"?k.CMCDObjectType.AUDIO:d==="main"?this.hls.audioTracks.length?k.CMCDObjectType.VIDEO:k.CMCDObjectType.MUXED:void 0},v.getTopBandwidth=function(s){for(var d=0,l=s===k.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=D(l),m;!(m=S()).done;){var f=m.value;f.bitrate>d&&(d=f.bitrate)}return d>0?d:NaN},v.getBufferLength=function(s){var d=this.hls.media,l=s===k.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!d)return NaN;var S=O.BufferHelper.bufferInfo(l,d.currentTime,this.config.maxBufferHole);return S.len*1e3},v.createPlaylistLoader=function(){var s=this.config.pLoader,d=this.applyPlaylistData,l=s||this.config.loader;return function(){function S(f){this.loader=void 0,this.loader=new l(f)}var m=S.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(w,g,h){d(w),this.loader.load(w,g,h)},P(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},v.createFragmentLoader=function(){var s=this.config.fLoader,d=this.applyFragmentData,l=s||this.config.loader;return function(){function S(f){this.loader=void 0,this.loader=new l(f)}var m=S.prototype;return m.destroy=function(){this.loader.destroy()},m.abort=function(){this.loader.abort()},m.load=function(w,g,h){d(w),this.loader.load(w,g,h)},P(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},A.uuid=function(){var s=URL.createObjectURL(new Blob),d=s.toString();return URL.revokeObjectURL(s),d.substr(d.lastIndexOf("/")+1)},A.serialize=function(s){for(var d=[],l=function(N){return!Number.isNaN(N)&&N!=null&&N!==""&&N!==!1},S=function(N){return Math.round(N)},m=function(N){return S(N/100)*100},f=function(N){return encodeURIComponent(N)},w={br:S,d:S,bl:m,dl:m,mtp:m,nor:f,rtp:m,tb:S},g=Object.keys(s||{}).sort(),h=D(g),a;!(a=h()).done;){var u=a.value,o=s[u];if(!l(o))continue;if(u==="v"&&o===1)continue;if(u=="pr"&&o===1)continue;var y=w[u];y&&(o=y(o));var p=typeof o,x=void 0;u==="ot"||u==="sf"||u==="st"?x=u+"="+o:p==="boolean"?x=u:p==="number"?x=u+"="+o:x=u+"="+JSON.stringify(o),d.push(x)}return d.join(",")},A.toHeaders=function(s){for(var d=Object.keys(s),l={},S=["Object","Request","Session","Status"],m=[{},{},{},{}],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},w=0,g=d;w<g.length;w++){var h=g[w],a=f[h]!=null?f[h]:1;m[a][h]=s[h]}for(var u=0;u<m.length;u++){var o=A.serialize(m[u]);o&&(l["CMCD-"+S[u]]=o)}return l},A.toQuery=function(s){return"CMCD="+encodeURIComponent(A.serialize(s))},A.appendQueryToUri=function(s,d){if(!d)return s;var l=s.includes("?")?"&":"?";return""+s+l+d},A}()},"./src/controller/eme-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts"),k=R("./src/errors.ts"),O=R("./src/utils/logger.ts"),F=R("./src/utils/mediakeys-helper.ts");function U(C,A){for(var v=0;v<A.length;v++){var c=A[v];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(C,c.key,c)}}function P(C,A,v){return A&&U(C.prototype,A),v&&U(C,v),C}var D=3,E=function(A,v,c){var s={audioCapabilities:[],videoCapabilities:[]};return A.forEach(function(d){s.audioCapabilities.push({contentType:'audio/mp4; codecs="'+d+'"',robustness:c.audioRobustness||""})}),v.forEach(function(d){s.videoCapabilities.push({contentType:'video/mp4; codecs="'+d+'"',robustness:c.videoRobustness||""})}),[s]},b=function(A,v,c,s){switch(A){case F.KeySystems.WIDEVINE:return E(v,c,s);default:throw new Error("Unknown key-system: "+A)}},_=function(){function C(v){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=v,this._config=v.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var A=C.prototype;return A.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},A._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)},A._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)},A.getLicenseServerUrl=function(c){switch(c){case F.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+c+'"')},A._attemptKeySystemAccess=function(c,s,d){var l=this,S=b(c,s,d,this._drmSystemOptions);O.logger.log("Requesting encrypted media key-system access");var m=this.requestMediaKeySystemAccess(c,S);this.mediaKeysPromise=m.then(function(f){return l._onMediaKeySystemAccessObtained(c,f)}),m.catch(function(f){O.logger.error('Failed to obtain key-system "'+c+'" access:',f)})},A._onMediaKeySystemAccessObtained=function(c,s){var d=this;O.logger.log('Access for key-system "'+c+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:s,mediaKeySystemDomain:c};this._mediaKeysList.push(l);var S=Promise.resolve().then(function(){return s.createMediaKeys()}).then(function(m){return l.mediaKeys=m,O.logger.log('Media-keys created for key-system "'+c+'"'),d._onMediaKeysCreated(),m});return S.catch(function(m){O.logger.error("Failed to create media-keys:",m)}),S},A._onMediaKeysCreated=function(){var c=this;this._mediaKeysList.forEach(function(s){s.mediaKeysSession||(s.mediaKeysSession=s.mediaKeys.createSession(),c._onNewMediaKeySession(s.mediaKeysSession))})},A._onNewMediaKeySession=function(c){var s=this;O.logger.log("New key-system session "+c.sessionId),c.addEventListener("message",function(d){s._onKeySessionMessage(c,d.message)},!1)},A._onKeySessionMessage=function(c,s){O.logger.log("Got EME message event, creating license request"),this._requestLicense(s,function(d){O.logger.log("Received license data (length: "+(d&&d.byteLength)+"), updating key-session"),c.update(d)})},A.onMediaEncrypted=function(c){var s=this;if(O.logger.log('Media is encrypted using "'+c.initDataType+'" init data type'),!this.mediaKeysPromise){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var d=function(S){if(!s._media)return;s._attemptSetMediaKeys(S),s._generateRequestWithPreferredKeySession(c.initDataType,c.initData)};this.mediaKeysPromise.then(d).catch(d)},A._attemptSetMediaKeys=function(c){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var s=this._mediaKeysList[0];if(!s||!s.mediaKeys){O.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}O.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(s.mediaKeys),this._hasSetMediaKeys=!0}},A._generateRequestWithPreferredKeySession=function(c,s){var d=this,l=this._mediaKeysList[0];if(!l){O.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){O.logger.warn("Key-Session already initialized but requested again");return}var S=l.mediaKeysSession;if(!S){O.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!s){O.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}O.logger.log('Generating key-session request for "'+c+'" init data type'),l.mediaKeysSessionInitialized=!0,S.generateRequest(c,s).then(function(){O.logger.debug("Key-session generation succeeded")}).catch(function(m){O.logger.error("Error generating key-session request:",m),d.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},A._createLicenseXhr=function(c,s,d){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,c,s,d);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,l,c),S=void 0}catch(m){O.logger.error(m)}try{l.readyState||l.open("POST",c,!0),S&&S.call(this.hls,l,c)}catch(m){throw new Error("issue setting up KeySystem license XHR "+m)}return l},A._onLicenseRequestReadyStageChange=function(c,s,d,l){switch(c.readyState){case 4:if(c.status===200){this._requestLicenseFailureCount=0,O.logger.log("License request succeeded");var S=c.response,m=this._licenseResponseCallback;if(m)try{S=m.call(this.hls,c,s)}catch(w){O.logger.error(w)}l(S)}else{if(O.logger.error("License Request XHR failed ("+s+"). Status: "+c.status+" ("+c.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var f=D-this._requestLicenseFailureCount+1;O.logger.warn("Retrying license request, "+f+" attempts left"),this._requestLicense(d,l)}break}},A._generateLicenseRequestChallenge=function(c,s){switch(c.mediaKeySystemDomain){case F.KeySystems.WIDEVINE:return s}throw new Error("unsupported key-system: "+c.mediaKeySystemDomain)},A._requestLicense=function(c,s){O.logger.log("Requesting content license for key-system");var d=this._mediaKeysList[0];if(!d){O.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(d.mediaKeySystemDomain),S=this._createLicenseXhr(l,c,s);O.logger.log("Sending license request to URL: "+l);var m=this._generateLicenseRequestChallenge(d,c);S.send(m)}catch(f){O.logger.error("Failure requesting DRM license: "+f),this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.KEY_SYSTEM_ERROR,details:k.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},A.onMediaAttached=function(c,s){if(!this._emeEnabled)return;var d=s.media;this._media=d,d.addEventListener("encrypted",this._onMediaEncrypted)},A.onMediaDetached=function(){var c=this._media,s=this._mediaKeysList;if(!c)return;c.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(s.map(function(d){if(d.mediaKeysSession)return d.mediaKeysSession.close().catch(function(){})})).then(function(){return c.setMediaKeys(null)}).catch(function(){})},A.onManifestParsed=function(c,s){if(!this._emeEnabled)return;var d=s.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),l=s.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(F.KeySystems.WIDEVINE,d,l)},P(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=_},"./src/controller/fps-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts"),k=R("./src/utils/logger.ts"),O=function(){function F(P){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=P,this.registerListeners()}var U=F.prototype;return U.setStreamController=function(D){this.streamController=D},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(D,E){var b=this.hls.config;if(b.capLevelOnFPSDrop){var _=E.media instanceof self.HTMLVideoElement?E.media:null;this.media=_,_&&typeof _.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),b.fpsDroppedMonitoringPeriod)}},U.checkFPS=function(D,E,b){var _=performance.now();if(E){if(this.lastTime){var C=_-this.lastTime,A=b-this.lastDroppedFrames,v=E-this.lastDecodedFrames,c=1e3*A/C,s=this.hls;if(s.trigger(G.Events.FPS_DROP,{currentDropped:A,currentDecoded:v,totalDroppedFrames:b}),c>0&&A>s.config.fpsDroppedMonitoringThreshold*v){var d=s.currentLevel;k.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(s.autoLevelCapping===-1||s.autoLevelCapping>=d)&&(d=d-1,s.trigger(G.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:s.currentLevel}),s.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=_,this.lastDroppedFrames=b,this.lastDecodedFrames=E}},U.checkFPSInterval=function(){var D=this.media;if(D)if(this.isVideoPlaybackQualityAvailable){var E=D.getVideoPlaybackQuality();this.checkFPS(D,E.totalVideoFrames,E.droppedVideoFrames)}else this.checkFPS(D,D.webkitDecodedFrameCount,D.webkitDroppedFrameCount)},F}();V.default=O},"./src/controller/fragment-finders.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"findFragmentByPDT",function(){return O}),R.d(V,"findFragmentByPTS",function(){return F}),R.d(V,"fragmentWithinToleranceTest",function(){return U}),R.d(V,"pdtWithinToleranceTest",function(){return P}),R.d(V,"findFragWithCC",function(){return D});var G=R("./src/polyfills/number.ts"),k=R("./src/utils/binary-search.ts");function O(E,b,_){if(b===null||!Array.isArray(E)||!E.length||!Object(G.isFiniteNumber)(b))return null;var C=E[0].programDateTime;if(b<(C||0))return null;var A=E[E.length-1].endProgramDateTime;if(b>=(A||0))return null;_=_||0;for(var v=0;v<E.length;++v){var c=E[v];if(P(b,_,c))return c}return null}function F(E,b,_,C){_===void 0&&(_=0),C===void 0&&(C=0);var A=null;if(E?A=b[E.sn-b[0].sn+1]||null:_===0&&b[0].start===0&&(A=b[0]),A&&U(_,C,A)===0)return A;var v=k.default.search(b,U.bind(null,_,C));return v||A}function U(E,b,_){E===void 0&&(E=0),b===void 0&&(b=0);var C=Math.min(b,_.duration+(_.deltaPTS?_.deltaPTS:0));return _.start+_.duration-C<=E?1:_.start-C>E&&_.start?-1:0}function P(E,b,_){var C=Math.min(b,_.duration+(_.deltaPTS?_.deltaPTS:0))*1e3,A=_.endProgramDateTime||0;return A-C>E}function D(E,b){return k.default.search(E,function(_){return _.cc<b?1:_.cc>b?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"FragmentState",function(){return O}),R.d(V,"FragmentTracker",function(){return F});var G=R("./src/events.ts"),k=R("./src/types/loader.ts"),O;(function(D){D.NOT_LOADED="NOT_LOADED",D.BACKTRACKED="BACKTRACKED",D.APPENDING="APPENDING",D.PARTIAL="PARTIAL",D.OK="OK"})(O||(O={}));var F=function(){function D(b){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=b,this._registerListeners()}var E=D.prototype;return E._registerListeners=function(){var _=this.hls;_.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},E._unregisterListeners=function(){var _=this.hls;_.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},E.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},E.getAppendedFrag=function(_,C){if(C===k.PlaylistLevelType.MAIN){var A=this.activeFragment,v=this.activeParts;if(!A)return null;if(v)for(var c=v.length;c--;){var s=v[c],d=s?s.end:A.appendedPTS;if(s.start<=_&&d!==void 0&&_<=d)return c>9&&(this.activeParts=v.slice(c-9)),s}else if(A.start<=_&&A.appendedPTS!==void 0&&_<=A.appendedPTS)return A}return this.getBufferedFrag(_,C)},E.getBufferedFrag=function(_,C){for(var A=this.fragments,v=Object.keys(A),c=v.length;c--;){var s=A[v[c]];if((s==null?void 0:s.body.type)===C&&s.buffered){var d=s.body;if(d.start<=_&&_<=d.end)return d}}return null},E.detectEvictedFragments=function(_,C,A){var v=this;Object.keys(this.fragments).forEach(function(c){var s=v.fragments[c];if(!s)return;if(!s.buffered){s.body.type===A&&v.removeFragment(s.body);return}var d=s.range[_];if(!d)return;d.time.some(function(l){var S=!v.isTimeBuffered(l.startPTS,l.endPTS,C);return S&&v.removeFragment(s.body),S})})},E.detectPartialFragments=function(_){var C=this,A=this.timeRanges,v=_.frag,c=_.part;if(!A||v.sn==="initSegment")return;var s=P(v),d=this.fragments[s];if(!d)return;Object.keys(A).forEach(function(l){var S=v.elementaryStreams[l];if(!S)return;var m=A[l],f=c!==null||S.partial===!0;d.range[l]=C.getBufferedTimes(v,c,f,m)}),d.backtrack=d.loaded=null,Object.keys(d.range).length?d.buffered=!0:this.removeFragment(d.body)},E.fragBuffered=function(_){var C=P(_),A=this.fragments[C];A&&(A.backtrack=A.loaded=null,A.buffered=!0)},E.getBufferedTimes=function(_,C,A,v){for(var c={time:[],partial:A},s=C?C.start:_.start,d=C?C.end:_.end,l=_.minEndPTS||d,S=_.maxStartPTS||s,m=0;m<v.length;m++){var f=v.start(m)-this.bufferPadding,w=v.end(m)+this.bufferPadding;if(S>=f&&l<=w){c.time.push({startPTS:Math.max(s,v.start(m)),endPTS:Math.min(d,v.end(m))});break}else if(s<w&&d>f)c.partial=!0,c.time.push({startPTS:Math.max(s,v.start(m)),endPTS:Math.min(d,v.end(m))});else if(d<=f)break}return c},E.getPartialFragment=function(_){var C=null,A,v,c,s=0,d=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(S){var m=l[S];if(!m)return;U(m)&&(v=m.body.start-d,c=m.body.end+d,_>=v&&_<=c&&(A=Math.min(_-v,c-_),s<=A&&(C=m.body,s=A)))}),C},E.getState=function(_){var C=P(_),A=this.fragments[C];return A?A.buffered?U(A)?O.PARTIAL:O.OK:A.backtrack?O.BACKTRACKED:O.APPENDING:O.NOT_LOADED},E.backtrack=function(_,C){var A=P(_),v=this.fragments[A];if(!v||v.backtrack)return null;var c=v.backtrack=C||v.loaded;return v.loaded=null,c},E.getBacktrackData=function(_){var C=P(_),A=this.fragments[C];if(A){var v,c=A.backtrack;if(c!=null&&(v=c.payload)!==null&&v!==void 0&&v.byteLength)return c;this.removeFragment(_)}return null},E.isTimeBuffered=function(_,C,A){for(var v,c,s=0;s<A.length;s++){if(v=A.start(s)-this.bufferPadding,c=A.end(s)+this.bufferPadding,_>=v&&C<=c)return!0;if(C<=v)return!1}return!1},E.onFragLoaded=function(_,C){var A=C.frag,v=C.part;if(A.sn==="initSegment"||A.bitrateTest||v)return;var c=P(A);this.fragments[c]={body:A,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},E.onBufferAppended=function(_,C){var A=this,v=C.frag,c=C.part,s=C.timeRanges;if(v.type===k.PlaylistLevelType.MAIN)if(this.activeFragment=v,c){var d=this.activeParts;d||(this.activeParts=d=[]),d.push(c)}else this.activeParts=null;this.timeRanges=s,Object.keys(s).forEach(function(l){var S=s[l];if(A.detectEvictedFragments(l,S),!c)for(var m=0;m<S.length;m++)v.appendedPTS=Math.max(S.end(m),v.appendedPTS||0)})},E.onFragBuffered=function(_,C){this.detectPartialFragments(C)},E.hasFragment=function(_){var C=P(_);return!!this.fragments[C]},E.removeFragmentsInRange=function(_,C,A){var v=this;Object.keys(this.fragments).forEach(function(c){var s=v.fragments[c];if(!s)return;if(s.buffered){var d=s.body;d.type===A&&d.start<C&&d.end>_&&v.removeFragment(d)}})},E.removeFragment=function(_){var C=P(_);_.stats.loaded=0,_.clearElementaryStreamInfo(),delete this.fragments[C]},E.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},D}();function U(D){var E,b;return D.buffered&&(((E=D.range.video)===null||E===void 0?void 0:E.partial)||((b=D.range.audio)===null||b===void 0?void 0:b.partial))}function P(D){return D.type+"_"+D.level+"_"+D.urlId+"_"+D.sn}},"./src/controller/gap-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"STALL_MINIMUM_DURATION_MS",function(){return U}),R.d(V,"MAX_START_GAP_JUMP",function(){return P}),R.d(V,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return D}),R.d(V,"SKIP_BUFFER_RANGE_START",function(){return E}),R.d(V,"default",function(){return b});var G=R("./src/utils/buffer-helper.ts"),k=R("./src/errors.ts"),O=R("./src/events.ts"),F=R("./src/utils/logger.ts"),U=250,P=2,D=.1,E=.05,b=function(){function _(A,v,c,s){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=A,this.media=v,this.fragmentTracker=c,this.hls=s}var C=_.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(v){var c=this.config,s=this.media,d=this.stalled,l=s.currentTime,S=s.seeking,m=this.seeking&&!S,f=!this.seeking&&S;if(this.seeking=S,l!==v){if(this.moved=!0,d!==null){if(this.stallReported){var w=self.performance.now()-d;F.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((f||m)&&(this.stalled=null),s.paused||s.ended||s.playbackRate===0||!G.BufferHelper.getBuffered(s).length)return;var g=G.BufferHelper.bufferInfo(s,l,0),h=g.len>0,a=g.nextStart||0;if(!h&&!a)return;if(S){var u=g.len>P,o=!a||a-l>P&&!this.fragmentTracker.getPartialFragment(l);if(u||o)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var y,p=Math.max(a,g.start||0)-l,x=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=x==null||((y=x.details)===null||y===void 0)?void 0:y.live,N=M?x.details.targetduration*2:P;if(p>0&&p<=N){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(d===null){this.stalled=j;return}var W=j-d;!S&&W>=U&&this._reportStall(g.len);var L=G.BufferHelper.bufferInfo(s,l,c.maxBufferHole);this._tryFixBufferStall(L,W)},C._tryFixBufferStall=function(v,c){var s=this.config,d=this.fragmentTracker,l=this.media,S=l.currentTime,m=d.getPartialFragment(S);if(m){var f=this._trySkipBufferHole(m);if(f)return}v.len>s.maxBufferHole&&c>s.highBufferWatchdogPeriod*1e3&&(F.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(v){var c=this.hls,s=this.media,d=this.stallReported;d||(this.stallReported=!0,F.logger.warn("Playback stalling at @"+s.currentTime+" due to low buffer (buffer="+v+")"),c.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:v}))},C._trySkipBufferHole=function(v){for(var c=this.config,s=this.hls,d=this.media,l=d.currentTime,S=0,m=G.BufferHelper.getBuffered(d),f=0;f<m.length;f++){var w=m.start(f);if(l+c.maxBufferHole>=S&&l<w){var g=Math.max(w+E,d.currentTime+D);return F.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+g),this.moved=!0,this.stalled=null,d.currentTime=g,v&&s.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+g,frag:v}),g}S=m.end(f)}return 0},C._tryNudgeBuffer=function(){var v=this.config,c=this.hls,s=this.media,d=s.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<v.nudgeMaxRetry){var S=d+l*v.nudgeOffset;F.logger.warn("Nudging 'currentTime' from "+d+" to "+S),s.currentTime=S,c.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else F.logger.error("Playhead still not moving while enough data buffered @"+d+" after "+v.nudgeMaxRetry+" nudges"),c.trigger(O.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},_}()},"./src/controller/id3-track-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts"),k=R("./src/utils/texttrack-utils.ts"),O=R("./src/demux/id3.ts"),F=.25,U=function(){function P(E){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=E,this._registerListeners()}var D=P.prototype;return D.destroy=function(){this._unregisterListeners()},D._registerListeners=function(){var b=this.hls;b.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.on(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D._unregisterListeners=function(){var b=this.hls;b.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),b.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),b.off(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),b.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D.onMediaAttached=function(b,_){this.media=_.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(k.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(b){if(!this.media)return;for(var _=0;_<b.length;_++){var C=b[_];if(C.kind==="metadata"&&C.label==="id3")return Object(k.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(b,_){if(!this.media)return;var C=_.frag,A=_.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var v=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,c=0;c<A.length;c++){var s=O.getID3Frames(A[c].data);if(s){var d=A[c].pts,l=c<A.length-1?A[c+1].pts:C.end,S=l-d;S<=0&&(l=d+F);for(var m=0;m<s.length;m++){var f=s[m];if(!O.isTimeStampFrame(f)){var w=new v(d,l,"");w.value=f,this.id3Track.addCue(w)}}}}},D.onBufferFlushing=function(b,_){var C=_.startOffset,A=_.endOffset,v=_.type;if(!v||v==="audio"){var c=this.id3Track;c&&Object(k.removeCuesInRange)(c,C,A)}},P}();V.default=U},"./src/controller/latency-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return P});var G=R("./src/errors.ts"),k=R("./src/events.ts"),O=R("./src/utils/logger.ts");function F(D,E){for(var b=0;b<E.length;b++){var _=E[b];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(D,_.key,_)}}function U(D,E,b){return E&&F(D.prototype,E),b&&F(D,b),D}var P=function(){function D(b){var _=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 _.timeupdate()},this.hls=b,this.config=b.config,this.registerListeners()}var E=D.prototype;return E.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},E.registerListeners=function(){this.hls.on(k.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(k.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(k.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){this.hls.off(k.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(k.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(k.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(k.Events.ERROR,this.onError)},E.onMediaAttached=function(_,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},E.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},E.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},E.onLevelUpdated=function(_,C){var A=C.details;this.levelDetails=A,A.advanced&&this.timeupdate(),!A.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},E.onError=function(_,C){if(C.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,O.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},E.timeupdate=function(){var _=this.media,C=this.levelDetails;if(!_||!C)return;this.currentTime=_.currentTime;var A=this.computeLatency();if(A===null)return;this._latency=A;var v=this.config,c=v.lowLatencyMode,s=v.maxLiveSyncPlaybackRate;if(!c||s===1)return;var d=this.targetLatency;if(d===null)return;var l=A-d,S=Math.min(this.maxLatency,d+C.targetduration),m=l<S;if(C.live&&m&&l>.05&&this.forwardBufferLength>1){var f=Math.min(2,Math.max(1,s)),w=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;_.playbackRate=Math.min(f,Math.max(1,w))}else _.playbackRate!==1&&_.playbackRate!==0&&(_.playbackRate=1)},E.estimateLiveEdge=function(){var _=this.levelDetails;return _===null?null:_.edge+_.age},E.computeLatency=function(){var _=this.estimateLiveEdge();return _===null?null:_-this.currentTime},U(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var _=this.config,C=this.levelDetails;return _.liveMaxLatencyDuration!==void 0?_.liveMaxLatencyDuration:C?_.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var _=this.levelDetails;if(_===null)return null;var C=_.holdBack,A=_.partHoldBack,v=_.targetduration,c=this.config,s=c.liveSyncDuration,d=c.liveSyncDurationCount,l=c.lowLatencyMode,S=this.hls.userConfig,m=l&&A||C;(S.liveSyncDuration||S.liveSyncDurationCount||m===0)&&(m=s!==void 0?s:d*v);var f=v,w=1;return m+Math.min(this.stallCount*w,f)}},{key:"liveSyncPosition",get:function(){var _=this.estimateLiveEdge(),C=this.targetLatency,A=this.levelDetails;if(_===null||C===null||A===null)return null;var v=A.edge,c=_-C-this.edgeStalled,s=v-A.totalduration,d=v-(this.config.lowLatencyMode&&A.partTarget||A.targetduration);return Math.min(Math.max(s,c),d)}},{key:"drift",get:function(){var _=this.levelDetails;return _===null?1:_.drift}},{key:"edgeStalled",get:function(){var _=this.levelDetails;if(_===null)return 0;var C=(this.config.lowLatencyMode&&_.partTarget||_.targetduration)*3;return Math.max(_.age-C,0)}},{key:"forwardBufferLength",get:function(){var _=this.media,C=this.levelDetails;if(!_||!C)return 0;var A=_.buffered.length;return A?_.buffered.end(A-1):C.edge-this.currentTime}}]),D}()},"./src/controller/level-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return c});var G=R("./src/types/level.ts"),k=R("./src/events.ts"),O=R("./src/errors.ts"),F=R("./src/utils/codecs.ts"),U=R("./src/controller/level-helper.ts"),P=R("./src/controller/base-playlist-controller.ts"),D=R("./src/types/loader.ts");function E(){return E=Object.assign||function(s){for(var d=1;d<arguments.length;d++){var l=arguments[d];for(var S in l)Object.prototype.hasOwnProperty.call(l,S)&&(s[S]=l[S])}return s},E.apply(this,arguments)}function b(s,d){for(var l=0;l<d.length;l++){var S=d[l];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(s,S.key,S)}}function _(s,d,l){return d&&b(s.prototype,d),l&&b(s,l),s}function C(s,d){s.prototype=Object.create(d.prototype),s.prototype.constructor=s,A(s,d)}function A(s,d){return A=Object.setPrototypeOf||function(S,m){return S.__proto__=m,S},A(s,d)}var v=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),c=function(s){C(d,s);function d(S){var m;return m=s.call(this,S,"[level-controller]")||this,m._levels=[],m._firstLevel=-1,m._startLevel=void 0,m.currentLevelIndex=-1,m.manualLevelIndex=-1,m.onParsedComplete=void 0,m._registerListeners(),m}var l=d.prototype;return l._registerListeners=function(){var m=this.hls;m.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.on(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.on(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),m.on(k.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var m=this.hls;m.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),m.off(k.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.off(k.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),m.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),m.off(k.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,s.prototype.destroy.call(this)},l.startLoad=function(){var m=this._levels;m.forEach(function(f){f.loadError=0}),s.prototype.startLoad.call(this)},l.onManifestLoaded=function(m,f){var w=[],g=[],h=[],a,u={},o,y=!1,p=!1,x=!1;if(f.levels.forEach(function(W){var L=W.attrs;y=y||!!(W.width&&W.height),p=p||!!W.videoCodec,x=x||!!W.audioCodec,v&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var I=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;o=u[I],o?o.url.push(W.url):(o=new G.Level(W),u[I]=o,w.push(o)),L&&(L.AUDIO&&Object(U.addGroupId)(o,"audio",L.AUDIO),L.SUBTITLES&&Object(U.addGroupId)(o,"text",L.SUBTITLES))}),(y||p)&&x&&(w=w.filter(function(W){var L=W.videoCodec,I=W.width,K=W.height;return!!L||!!(I&&K)})),w=w.filter(function(W){var L=W.audioCodec,I=W.videoCodec;return(!L||Object(F.isCodecSupportedInMp4)(L,"audio"))&&(!I||Object(F.isCodecSupportedInMp4)(I,"video"))}),f.audioTracks&&(g=f.audioTracks.filter(function(W){return!W.audioCodec||Object(F.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(U.assignTrackIdsByGroup)(g)),f.subtitles&&(h=f.subtitles,Object(U.assignTrackIdsByGroup)(h)),w.length>0){a=w[0].bitrate,w.sort(function(W,L){return W.bitrate-L.bitrate}),this._levels=w;for(var M=0;M<w.length;M++)if(w[M].bitrate===a){this._firstLevel=M,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+a);break}var N=x&&!p,j={levels:w,audioTracks:g,subtitleTracks:h,firstLevel:this._firstLevel,stats:f.stats,audio:x,video:p,altAudio:!N&&g.some(function(W){return!!W.url})};this.hls.trigger(k.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(k.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:f.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(m,f){if(s.prototype.onError.call(this,m,f),f.fatal)return;var w=f.context,g=this._levels[this.currentLevelIndex];if(w&&(w.type===D.PlaylistContextType.AUDIO_TRACK&&g.audioGroupIds&&w.groupId===g.audioGroupIds[g.urlId]||w.type===D.PlaylistContextType.SUBTITLE_TRACK&&g.textGroupIds&&w.groupId===g.textGroupIds[g.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,a=!0,u;switch(f.details){case O.ErrorDetails.FRAG_LOAD_ERROR:case O.ErrorDetails.FRAG_LOAD_TIMEOUT:case O.ErrorDetails.KEY_LOAD_ERROR:case O.ErrorDetails.KEY_LOAD_TIMEOUT:if(f.frag){var o=this._levels[f.frag.level];o?(o.fragmentError++,o.fragmentError>this.hls.config.fragLoadingMaxRetry&&(u=f.frag.level)):u=f.frag.level}break;case O.ErrorDetails.LEVEL_LOAD_ERROR:case O.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(a=!1),u=w.level),h=!0;break;case O.ErrorDetails.REMUX_ALLOC_ERROR:u=f.level,h=!0;break}u!==void 0&&this.recoverLevel(f,u,h,a)},l.recoverLevel=function(m,f,w,g){var h=m.details,a=this._levels[f];if(a.loadError++,w){var u=this.retryLoadingOrFail(m);if(u)m.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(g){var o=a.url.length;if(o>1&&a.loadError<o)m.levelRetry=!0,this.redundantFailover(f);else if(this.manualLevelIndex===-1){var y=f===0?this._levels.length-1:f-1;this.currentLevelIndex!==y&&this._levels[y].loadError===0&&(this.warn(h+": switch to "+y),m.levelRetry=!0,this.hls.nextAutoLevel=y)}}},l.redundantFailover=function(m){var f=this._levels[m],w=f.url.length;if(w>1){var g=(f.urlId+1)%w;this.warn("Switching to redundant URL-id "+g),this._levels.forEach(function(h){h.urlId=g}),this.level=m}},l.onFragLoaded=function(m,f){var w=f.frag;if(w!==void 0&&w.type===D.PlaylistLevelType.MAIN){var g=this._levels[w.level];g!==void 0&&(g.fragmentError=0,g.loadError=0)}},l.onLevelLoaded=function(m,f){var w,g=f.level,h=f.details,a=this._levels[g];if(!a){var u;this.warn("Invalid level index "+g),(u=f.deliveryDirectives)!==null&&u!==void 0&&u.skip&&(h.deltaUpdateFailed=!0);return}g===this.currentLevelIndex?(a.fragmentError===0&&(a.loadError=0,this.retryCount=0),this.playlistLoaded(g,f,a.details)):(w=f.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(m,f){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var g=-1,h=this.hls.audioTracks[f.id].groupId,a=0;a<w.audioGroupIds.length;a++)if(w.audioGroupIds[a]===h){g=a;break}g!==w.urlId&&(w.urlId=g,this.startLoad())}},l.loadPlaylist=function(m){var f=this.currentLevelIndex,w=this._levels[f];if(this.canLoad&&w&&w.url.length>0){var g=w.urlId,h=w.url[g];if(m)try{h=m.addDirectives(h)}catch(a){this.warn("Could not construct new URL with HLS Delivery Directives: "+a)}this.log("Attempt loading level index "+f+(m?" at sn "+m.msn+" part "+m.part:"")+" with URL-id "+g+" "+h),this.clearTimer(),this.hls.trigger(k.Events.LEVEL_LOADING,{url:h,level:f,id:g,deliveryDirectives:m||null})}},l.removeLevel=function(m,f){var w=function(a,u){return u!==f},g=this._levels.filter(function(h,a){return a!==m?!0:h.url.length>1&&f!==void 0?(h.url=h.url.filter(w),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(w)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(w)),h.urlId=0,!0):!1}).map(function(h,a){var u=h.details;return u!=null&&u.fragments&&u.fragments.forEach(function(o){o.level=a}),h});this._levels=g,this.hls.trigger(k.Events.LEVELS_UPDATED,{levels:g})},_(d,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(m){var f,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===m&&(f=w[m])!==null&&f!==void 0&&f.details)return;if(m<0||m>=w.length){var g=m<0;if(this.hls.trigger(k.Events.ERROR,{type:O.ErrorTypes.OTHER_ERROR,details:O.ErrorDetails.LEVEL_SWITCH_ERROR,level:m,fatal:g,reason:"invalid level idx"}),g)return;m=Math.min(m,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,a=w[h],u=w[m];this.log("switching to level "+m+" from "+h),this.currentLevelIndex=m;var o=E({},u,{level:m,maxBitrate:u.maxBitrate,uri:u.uri,urlId:u.urlId});delete o._urlId,this.hls.trigger(k.Events.LEVEL_SWITCHING,o);var y=u.details;if(!y||y.live){var p=this.switchParams(u.uri,a==null?void 0:a.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(m){this.manualLevelIndex=m,this._startLevel===void 0&&(this._startLevel=m),m!==-1&&(this.level=m)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(m){this._firstLevel=m}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var m=this.hls.config.startLevel;return m!==void 0?m:this._firstLevel}else return this._startLevel},set:function(m){this._startLevel=m}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(m){this.level=m,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=m)}}]),d}(P.default)},"./src/controller/level-helper.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"addGroupId",function(){return O}),R.d(V,"assignTrackIdsByGroup",function(){return F}),R.d(V,"updatePTS",function(){return U}),R.d(V,"updateFragPTSDTS",function(){return D}),R.d(V,"mergeDetails",function(){return E}),R.d(V,"mapPartIntersection",function(){return b}),R.d(V,"mapFragmentIntersection",function(){return _}),R.d(V,"adjustSliding",function(){return C}),R.d(V,"addSliding",function(){return A}),R.d(V,"computeReloadInterval",function(){return v}),R.d(V,"getFragmentWithSN",function(){return c}),R.d(V,"getPartWith",function(){return s});var G=R("./src/polyfills/number.ts"),k=R("./src/utils/logger.ts");function O(d,l,S){switch(l){case"audio":d.audioGroupIds||(d.audioGroupIds=[]),d.audioGroupIds.push(S);break;case"text":d.textGroupIds||(d.textGroupIds=[]),d.textGroupIds.push(S);break}}function F(d){var l={};d.forEach(function(S){var m=S.groupId||"";S.id=l[m]=l[m]||0,l[m]++})}function U(d,l,S){var m=d[l],f=d[S];P(m,f)}function P(d,l){var S=l.startPTS;if(Object(G.isFiniteNumber)(S)){var m=0,f;l.sn>d.sn?(m=S-d.start,f=d):(m=d.start-S,f=l),f.duration!==m&&(f.duration=m)}else if(l.sn>d.sn){var w=d.cc===l.cc;w&&d.minEndPTS?l.start=d.start+(d.minEndPTS-d.start):l.start=d.start+d.duration}else l.start=Math.max(d.start-l.duration,0)}function D(d,l,S,m,f,w){var g=m-S;g<=0&&(k.logger.warn("Fragment should have a positive duration",l),m=S+l.duration,w=f+l.duration);var h=S,a=m,u=l.startPTS,o=l.endPTS;if(Object(G.isFiniteNumber)(u)){var y=Math.abs(u-S);Object(G.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(y,l.deltaPTS):l.deltaPTS=y,h=Math.max(S,u),S=Math.min(S,u),f=Math.min(f,l.startDTS),a=Math.min(m,o),m=Math.max(m,o),w=Math.max(w,l.endDTS)}l.duration=m-S;var p=S-l.start;l.appendedPTS=m,l.start=l.startPTS=S,l.maxStartPTS=h,l.startDTS=f,l.endPTS=m,l.minEndPTS=a,l.endDTS=w;var x=l.sn;if(!d||x<d.startSN||x>d.endSN)return 0;var M,N=x-d.startSN,j=d.fragments;for(j[N]=l,M=N;M>0;M--)P(j[M],j[M-1]);for(M=N;M<j.length-1;M++)P(j[M],j[M+1]);return d.fragmentHint&&P(j[j.length-1],d.fragmentHint),d.PTSKnown=d.alignedSliding=!0,p}function E(d,l){for(var S=null,m=d.fragments,f=m.length-1;f>=0;f--){var w=m[f].initSegment;if(w){S=w;break}}d.fragmentHint&&delete d.fragmentHint.endPTS;var g=0,h;if(_(d,l,function(M,N){M.relurl&&(g=M.cc-N.cc),Object(G.isFiniteNumber)(M.startPTS)&&Object(G.isFiniteNumber)(M.endPTS)&&(N.start=N.startPTS=M.startPTS,N.startDTS=M.startDTS,N.appendedPTS=M.appendedPTS,N.maxStartPTS=M.maxStartPTS,N.endPTS=M.endPTS,N.endDTS=M.endDTS,N.minEndPTS=M.minEndPTS,N.duration=M.endPTS-M.startPTS,N.duration&&(h=N),l.PTSKnown=l.alignedSliding=!0),N.elementaryStreams=M.elementaryStreams,N.loader=M.loader,N.stats=M.stats,N.urlId=M.urlId,M.initSegment&&(N.initSegment=M.initSegment,S=M.initSegment)}),S){var a=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;a.forEach(function(M){var N;(!M.initSegment||M.initSegment.relurl===((N=S)===null||N===void 0?void 0:N.relurl))&&(M.initSegment=S)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(M){return!M}),l.deltaUpdateFailed)){k.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var u=l.skippedSegments;u--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var o=l.fragments;if(g){k.logger.warn("discontinuity sliding from playlist, take drift into account");for(var y=0;y<o.length;y++)o[y].cc+=g}l.skippedSegments&&(l.startCC=l.fragments[0].cc),b(d.partList,l.partList,function(M,N){N.elementaryStreams=M.elementaryStreams,N.stats=M.stats}),h?D(l,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(d,l),o.length&&(l.totalduration=l.edge-o[0].start),l.driftStartTime=d.driftStartTime,l.driftStart=d.driftStart;var p=l.advancedDateTime;if(l.advanced&&p){var x=l.edge;l.driftStart||(l.driftStartTime=p,l.driftStart=x),l.driftEndTime=p,l.driftEnd=x}else l.driftEndTime=d.driftEndTime,l.driftEnd=d.driftEnd,l.advancedDateTime=d.advancedDateTime}function b(d,l,S){if(d&&l)for(var m=0,f=0,w=d.length;f<=w;f++){var g=d[f],h=l[f+m];g&&h&&g.index===h.index&&g.fragment.sn===h.fragment.sn?S(g,h):m--}}function _(d,l,S){for(var m=l.skippedSegments,f=Math.max(d.startSN,l.startSN)-l.startSN,w=(d.fragmentHint?1:0)+(m?l.endSN:Math.min(d.endSN,l.endSN))-l.startSN,g=l.startSN-d.startSN,h=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,a=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,u=f;u<=w;u++){var o=a[g+u],y=h[u];m&&!y&&u<m&&(y=l.fragments[u]=o),o&&y&&S(o,y)}}function C(d,l){var S=l.startSN+l.skippedSegments-d.startSN,m=d.fragments;if(S<0||S>=m.length)return;A(l,m[S].start)}function A(d,l){if(l){for(var S=d.fragments,m=d.skippedSegments;m<S.length;m++)S[m].start+=l;d.fragmentHint&&(d.fragmentHint.start+=l)}}function v(d,l){var S=1e3*d.levelTargetDuration,m=S/2,f=d.age,w=f>0&&f<S*3,g=l.loading.end-l.loading.start,h,a=d.availabilityDelay;if(d.updated===!1)if(w){var u=333*d.misses;h=Math.max(Math.min(m,g*2),u),d.availabilityDelay=(d.availabilityDelay||0)+h}else h=m;else w?(a=Math.min(a||S/2,f),d.availabilityDelay=a,h=a+S-f):h=S-g;return Math.round(h)}function c(d,l,S){if(!d||!d.details)return null;var m=d.details,f=m.fragments[l-m.startSN];return f||(f=m.fragmentHint,f&&f.sn===l?f:l<m.startSN&&S&&S.sn===l?S:null)}function s(d,l,S){if(!d||!d.details)return null;var m=d.details.partList;if(m)for(var f=m.length;f--;){var w=m[f];if(w.index===S&&w.fragment.sn===l)return w}return null}},"./src/controller/stream-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return m});var G=R("./src/polyfills/number.ts"),k=R("./src/controller/base-stream-controller.ts"),O=R("./src/is-supported.ts"),F=R("./src/events.ts"),U=R("./src/utils/buffer-helper.ts"),P=R("./src/controller/fragment-tracker.ts"),D=R("./src/types/loader.ts"),E=R("./src/loader/fragment.ts"),b=R("./src/demux/transmuxer-interface.ts"),_=R("./src/types/transmuxer.ts"),C=R("./src/controller/gap-controller.ts"),A=R("./src/errors.ts"),v=R("./src/utils/logger.ts");function c(f,w){for(var g=0;g<w.length;g++){var h=w[g];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(f,h.key,h)}}function s(f,w,g){return w&&c(f.prototype,w),g&&c(f,g),f}function d(f,w){f.prototype=Object.create(w.prototype),f.prototype.constructor=f,l(f,w)}function l(f,w){return l=Object.setPrototypeOf||function(h,a){return h.__proto__=a,h},l(f,w)}var S=100,m=function(f){d(w,f);function w(h,a){var u;return u=f.call(this,h,a,"[stream-controller]")||this,u.audioCodecSwap=!1,u.gapController=null,u.level=-1,u._forceStartLoad=!1,u.altAudio=!1,u.audioOnly=!1,u.fragPlaying=null,u.onvplaying=null,u.onvseeked=null,u.fragLastKbps=0,u.stalled=!1,u.couldBacktrack=!1,u.audioCodecSwitch=!1,u.videoBuffer=null,u._registerListeners(),u}var g=w.prototype;return g._registerListeners=function(){var a=this.hls;a.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.on(F.Events.LEVEL_LOADING,this.onLevelLoading,this),a.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),a.on(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),a.on(F.Events.ERROR,this.onError,this),a.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),a.on(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),a.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),a.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),a.on(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),a.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},g._unregisterListeners=function(){var a=this.hls;a.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),a.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(F.Events.MANIFEST_PARSED,this.onManifestParsed,this),a.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),a.off(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),a.off(F.Events.ERROR,this.onError,this),a.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),a.off(F.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),a.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),a.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),a.off(F.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),a.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},g.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},g.startLoad=function(a){if(this.levels){var u=this.lastCurrentTime,o=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var y=o.startLevel;y===-1&&(o.config.testBandwidth?(y=0,this.bitrateTest=!0):y=o.nextAutoLevel),this.level=o.nextLoadLevel=y,this.loadedmetadata=!1}u>0&&a===-1&&(this.log("Override startPosition with lastCurrentTime @"+u.toFixed(3)),a=u),this.state=k.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=a,this.tick()}else this._forceStartLoad=!0,this.state=k.State.STOPPED},g.stopLoad=function(){this._forceStartLoad=!1,f.prototype.stopLoad.call(this)},g.doTick=function(){switch(this.state){case k.State.IDLE:this.doTickIdle();break;case k.State.WAITING_LEVEL:{var a,u=this.levels,o=this.level,y=u==null||((a=u[o])===null||a===void 0)?void 0:a.details;if(y&&(!y.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(y))break;this.state=k.State.IDLE;break}break}case k.State.FRAG_LOADING_WAITING_RETRY:{var p,x=self.performance.now(),M=this.retryDate;(!M||x>=M||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=k.State.IDLE)}break;default:break}this.onTickEnd()},g.onTickEnd=function(){f.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},g.doTickIdle=function(){var a,u,o=this.hls,y=this.levelLastLoaded,p=this.levels,x=this.media,M=o.config,N=o.nextLoadLevel;if(y===null||!x&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[N])return;var j=p[N];this.level=o.nextLoadLevel=N;var W=j.details;if(!W||this.state===k.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==N){this.state=k.State.WAITING_LEVEL;return}var L=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:x,D.PlaylistLevelType.MAIN);if(L===null)return;var I=L.len,K=this.getMaxBufferLength(j.maxBitrate);if(I>=K)return;if(this._streamEnded(L,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(F.Events.BUFFER_EOS,Y),this.state=k.State.ENDED;return}var ee=L.end,oe=this.getNextFragment(ee,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var xe=oe.sn-W.startSN;xe>1&&(oe=W.fragments[xe-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===P.FragmentState.OK&&this.nextLoadPosition>ee){var ve=this.audioOnly&&!this.altAudio?E.ElementaryStreamTypes.AUDIO:E.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(x,ve,D.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((a=oe.decryptdata)===null||a===void 0?void 0:a.keyFormat)==="identity"&&!((u=oe.decryptdata)!==null&&u!==void 0&&u.key)?this.loadKey(oe,W):this.loadFragment(oe,W,ee)},g.loadFragment=function(a,u,o){var y,p=this.fragmentTracker.getState(a);if(this.fragCurrent=a,p===P.FragmentState.BACKTRACKED){var x=this.fragmentTracker.getBacktrackData(a);if(x){this._handleFragmentLoadProgress(x),this._handleFragmentLoadComplete(x);return}else p=P.FragmentState.NOT_LOADED}p===P.FragmentState.NOT_LOADED||p===P.FragmentState.PARTIAL?a.sn==="initSegment"?this._loadInitSegment(a):this.bitrateTest?(a.bitrateTest=!0,this.log("Fragment "+a.sn+" of level "+a.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(a)):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,a,u,o)):p===P.FragmentState.APPENDING?this.reduceMaxBufferLength(a.duration)&&this.fragmentTracker.removeFragment(a):((y=this.media)===null||y===void 0?void 0:y.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},g.getAppendedFrag=function(a){var u=this.fragmentTracker.getAppendedFrag(a,D.PlaylistLevelType.MAIN);return u&&"fragment"in u?u.fragment:u},g.getBufferedFrag=function(a){return this.fragmentTracker.getBufferedFrag(a,D.PlaylistLevelType.MAIN)},g.followingBufferedFrag=function(a){return a?this.getBufferedFrag(a.end+.5):null},g.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},g.nextLevelSwitch=function(){var a=this.levels,u=this.media;if(u!=null&&u.readyState){var o,y=this.getAppendedFrag(u.currentTime);if(y&&y.start>1&&this.flushMainBuffer(0,y.start-1),!u.paused&&a){var p=this.hls.nextLoadLevel,x=a[p],M=this.fragLastKbps;M&&this.fragCurrent?o=this.fragCurrent.duration*x.maxBitrate/(1e3*M)+1:o=0}else o=0;var N=this.getBufferedFrag(u.currentTime+o);if(N){var j=this.followingBufferedFrag(N);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,L=j.duration,I=Math.max(N.end,W+Math.min(Math.max(L-this.config.maxFragLookUpTolerance,L*.5),L*.75));this.flushMainBuffer(I,Number.POSITIVE_INFINITY)}}}},g.abortCurrentFrag=function(){var a=this.fragCurrent;this.fragCurrent=null,a!=null&&a.loader&&a.loader.abort(),this.state===k.State.KEY_LOADING&&(this.state=k.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},g.flushMainBuffer=function(a,u){f.prototype.flushMainBuffer.call(this,a,u,this.altAudio?"video":null)},g.onMediaAttached=function(a,u){f.prototype.onMediaAttached.call(this,a,u);var o=u.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),o.addEventListener("playing",this.onvplaying),o.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,o,this.fragmentTracker,this.hls)},g.onMediaDetaching=function(){var a=this.media;a&&(a.removeEventListener("playing",this.onvplaying),a.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)},g.onMediaPlaying=function(){this.tick()},g.onMediaSeeked=function(){var a=this.media,u=a?a.currentTime:null;Object(G.isFiniteNumber)(u)&&this.log("Media seeked to "+u.toFixed(3)),this.tick()},g.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(F.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},g.onManifestParsed=function(a,u){var o=!1,y=!1,p;u.levels.forEach(function(x){p=x.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(o=!0),p.indexOf("mp4a.40.5")!==-1&&(y=!0))}),this.audioCodecSwitch=o&&y&&!Object(O.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=u.levels,this.startFragRequested=!1},g.onLevelLoading=function(a,u){var o=this.levels;if(!o||this.state!==k.State.IDLE)return;var y=o[u.level];(!y.details||y.details.live&&this.levelLastLoaded!==u.level||this.waitForCdnTuneIn(y.details))&&(this.state=k.State.WAITING_LEVEL)},g.onLevelLoaded=function(a,u){var o,y=this.levels,p=u.level,x=u.details,M=x.totalduration;if(!y){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+x.startSN+","+x.endSN+"], cc ["+x.startCC+", "+x.endCC+"] duration:"+M);var N=this.fragCurrent;N&&(this.state===k.State.FRAG_LOADING||this.state===k.State.FRAG_LOADING_WAITING_RETRY)&&(N.level!==u.level&&N.loader&&(this.state=k.State.IDLE,N.loader.abort()));var j=y[p],W=0;if(x.live||(o=j.details)!==null&&o!==void 0&&o.live){if(x.fragments[0]||(x.deltaUpdateFailed=!0),x.deltaUpdateFailed)return;W=this.alignPlaylists(x,j.details)}if(j.details=x,this.levelLastLoaded=p,this.hls.trigger(F.Events.LEVEL_UPDATED,{details:x,level:p}),this.state===k.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(x))return;this.state=k.State.IDLE}this.startFragRequested?x.live&&this.synchronizeToLiveEdge(x):this.setStartPosition(x,W),this.tick()},g._handleFragmentLoadProgress=function(a){var u,o=a.frag,y=a.part,p=a.payload,x=this.levels;if(!x){this.warn("Levels were reset while fragment load was in progress. Fragment "+o.sn+" of level "+o.level+" will not be buffered");return}var M=x[o.level],N=M.details;if(!N){this.warn("Dropping fragment "+o.sn+" of level "+o.level+" after level details were reset");return}var j=M.videoCodec,W=N.PTSKnown||!N.live,L=(u=o.initSegment)===null||u===void 0?void 0:u.data,I=this._getAudioCodec(M),K=this.transmuxer=this.transmuxer||new b.default(this.hls,D.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=y?y.index:-1,ee=Y!==-1,oe=new _.ChunkMetadata(o.level,o.sn,o.stats.chunkCount,p.byteLength,Y,ee),xe=this.initPTS[o.cc];K.push(p,L,I,j,o,y,N.totalduration,W,oe,xe)},g.onAudioTrackSwitching=function(a,u){var o=this.altAudio,y=!!u.url,p=u.id;if(!y){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var x=this.fragCurrent;x!=null&&x.loader&&(this.log("Switching to main audio track, cancel main fragment load"),x.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var M=this.hls;o&&M.trigger(F.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:p})}},g.onAudioTrackSwitched=function(a,u){var o=u.id,y=!!this.hls.audioTracks[o].url;if(y){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=y,this.tick()},g.onBufferCreated=function(a,u){var o=u.tracks,y,p,x=!1;for(var M in o){var N=o[M];if(N.id==="main"){if(p=M,y=N,M==="video"){var j=o[M];j&&(this.videoBuffer=j.buffer)}}else x=!0}x&&y?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=y.buffer):this.mediaBuffer=this.media},g.onFragBuffered=function(a,u){var o=u.frag,y=u.part;if(o&&o.type!==D.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(o)){this.warn("Fragment "+o.sn+(y?" p: "+y.index:"")+" of level "+o.level+" finished buffering, but was aborted. state: "+this.state),this.state===k.State.PARSED&&(this.state=k.State.IDLE);return}var p=y?y.stats:o.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),o.sn!=="initSegment"&&(this.fragPrevious=o),this.fragBufferedComplete(o,y)},g.onError=function(a,u){switch(u.details){case A.ErrorDetails.FRAG_LOAD_ERROR:case A.ErrorDetails.FRAG_LOAD_TIMEOUT:case A.ErrorDetails.KEY_LOAD_ERROR:case A.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.MAIN,u);break;case A.ErrorDetails.LEVEL_LOAD_ERROR:case A.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==k.State.ERROR&&(u.fatal?(this.warn(""+u.details),this.state=k.State.ERROR):!u.levelRetry&&this.state===k.State.WAITING_LEVEL&&(this.state=k.State.IDLE));break;case A.ErrorDetails.BUFFER_FULL_ERROR:if(u.parent==="main"&&(this.state===k.State.PARSING||this.state===k.State.PARSED)){var o=!0,y=this.getFwdBufferInfo(this.media,D.PlaylistLevelType.MAIN);y&&y.len>.5&&(o=!this.reduceMaxBufferLength(y.len)),o&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},g.checkBuffer=function(){var a=this.media,u=this.gapController;if(!a||!u||!a.readyState)return;var o=U.BufferHelper.getBuffered(a);!this.loadedmetadata&&o.length?(this.loadedmetadata=!0,this.seekToStartPos()):u.poll(this.lastCurrentTime),this.lastCurrentTime=a.currentTime},g.onFragLoadEmergencyAborted=function(){this.state=k.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},g.onBufferFlushed=function(a,u){var o=u.type;if(o!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var y=(o===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(y,o,D.PlaylistLevelType.MAIN)}},g.onLevelsUpdated=function(a,u){this.levels=u.levels},g.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},g.seekToStartPos=function(){var a=this.media,u=a.currentTime,o=this.startPosition;if(o>=0&&u<o){if(a.seeking){v.logger.log("could not seek to "+o+", already seeking at "+u);return}var y=U.BufferHelper.getBuffered(a),p=y.length?y.start(0):0,x=p-o;x>0&&(x<this.config.maxBufferHole||x<this.config.maxFragLookUpTolerance)&&(v.logger.log("adjusting start position by "+x+" to match buffer start"),o+=x,this.startPosition=o),this.log("seek to target start position "+o+" from current time "+u),a.currentTime=o}},g._getAudioCodec=function(a){var u=this.config.defaultAudioCodec||a.audioCodec;return this.audioCodecSwap&&u&&(this.log("Swapping audio codec"),u.indexOf("mp4a.40.5")!==-1?u="mp4a.40.2":u="mp4a.40.5"),u},g._loadBitrateTestFrag=function(a){var u=this;this._doFragLoad(a).then(function(o){var y=u.hls;if(!o||y.nextLoadLevel||u.fragContextChanged(a))return;u.fragLoadError=0,u.state=k.State.IDLE,u.startFragRequested=!1,u.bitrateTest=!1;var p=a.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),y.trigger(F.Events.FRAG_LOADED,o)})},g._handleTransmuxComplete=function(a){var u,o="main",y=this.hls,p=a.remuxResult,x=a.chunkMeta,M=this.getCurrentContext(x);if(!M){this.warn("The loading context changed while buffering fragment "+x.sn+" of level "+x.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(x.level);return}var N=M.frag,j=M.part,W=M.level,L=p.video,I=p.text,K=p.id3,Y=p.initSegment,ee=this.altAudio?void 0:p.audio;if(this.fragContextChanged(N))return;if(this.state=k.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,N,x),y.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:N,id:o,tracks:Y.tracks}));var oe=Y.initPTS,xe=Y.timescale;Object(G.isFiniteNumber)(oe)&&(this.initPTS[N.cc]=oe,y.trigger(F.Events.INIT_PTS_FOUND,{frag:N,id:o,initPTS:oe,timescale:xe}))}if(L&&p.independent!==!1){if(W.details){var ve=L.startPTS,ge=L.endPTS,me=L.startDTS,ce=L.endDTS;if(j)j.elementaryStreams[L.type]={startPTS:ve,endPTS:ge,startDTS:me,endDTS:ce};else if(L.firstKeyFrame&&L.independent&&(this.couldBacktrack=!0),L.dropped&&L.independent){var ie=this.getLoadPosition()+this.config.maxBufferHole;if(ie<ve){this.backtrack(N);return}N.setElementaryStreamInfo(L.type,N.start,ge,N.start,ce,!0)}N.setElementaryStreamInfo(L.type,ve,ge,me,ce),this.bufferFragmentData(L,N,j,x)}}else if(p.independent===!1){this.backtrack(N);return}if(ee){var pe=ee.startPTS,J=ee.endPTS,ne=ee.startDTS,$=ee.endDTS;j&&(j.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:pe,endPTS:J,startDTS:ne,endDTS:$}),N.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,pe,J,ne,$),this.bufferFragmentData(ee,N,j,x)}if(K!=null&&(u=K.samples)!==null&&u!==void 0&&u.length){var be={frag:N,id:o,samples:K.samples};y.trigger(F.Events.FRAG_PARSING_METADATA,be)}if(I){var Te={frag:N,id:o,samples:I.samples};y.trigger(F.Events.FRAG_PARSING_USERDATA,Te)}},g._bufferInitSegment=function(a,u,o,y){var p=this;if(this.state!==k.State.PARSING)return;this.audioOnly=!!u.audio&&!u.video,this.altAudio&&!this.audioOnly&&delete u.audio;var x=u.audio,M=u.video,N=u.audiovideo;if(x){var j=a.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),x.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&x.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),a.audioCodec&&a.audioCodec!==j&&this.log('Swapping manifest audio codec "'+a.audioCodec+'" for "'+j+'"'),x.levelCodec=j,x.id="main",this.log("Init audio buffer, container:"+x.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(a.audioCodec||"")+"/"+x.codec+"]")}M&&(M.levelCodec=a.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(a.videoCodec||"")+"/"+M.codec+"]")),N&&this.log("Init audiovideo buffer, container:"+N.container+", codecs[level/parsed]=["+(a.attrs.CODECS||"")+"/"+N.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,u),Object.keys(u).forEach(function(L){var I=u[L],K=I.initSegment;K!=null&&K.byteLength&&p.hls.trigger(F.Events.BUFFER_APPENDING,{type:L,data:K,frag:o,part:null,chunkMeta:y,parent:o.type})}),this.tick()},g.backtrack=function(a){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(a);var u=this.fragmentTracker.backtrack(a);this.fragPrevious=null,this.nextLoadPosition=a.start,u?this.resetFragmentLoading(a):this.state=k.State.BACKTRACKING},g.checkFragmentChanged=function(){var a=this.media,u=null;if(a&&a.readyState>1&&a.seeking===!1){var o=a.currentTime;if(U.BufferHelper.isBuffered(a,o)?u=this.getAppendedFrag(o):U.BufferHelper.isBuffered(a,o+.1)&&(u=this.getAppendedFrag(o+.1)),u){var y=this.fragPlaying,p=u.level;(!y||u.sn!==y.sn||y.level!==p||u.urlId!==y.urlId)&&(this.hls.trigger(F.Events.FRAG_CHANGED,{frag:u}),(!y||y.level!==p)&&this.hls.trigger(F.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=u)}}},s(w,[{key:"nextLevel",get:function(){var a=this.nextBufferedFrag;return a?a.level:-1}},{key:"currentLevel",get:function(){var a=this.media;if(a){var u=this.getAppendedFrag(a.currentTime);if(u)return u.level}return-1}},{key:"nextBufferedFrag",get:function(){var a=this.media;if(a){var u=this.getAppendedFrag(a.currentTime);return this.followingBufferedFrag(u)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(k.default)},"./src/controller/subtitle-stream-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"SubtitleStreamController",function(){return d});var G=R("./src/events.ts"),k=R("./src/utils/logger.ts"),O=R("./src/utils/buffer-helper.ts"),F=R("./src/controller/fragment-finders.ts"),U=R("./src/utils/discontinuities.ts"),P=R("./src/controller/level-helper.ts"),D=R("./src/controller/fragment-tracker.ts"),E=R("./src/controller/base-stream-controller.ts"),b=R("./src/types/loader.ts"),_=R("./src/types/level.ts");function C(l,S){for(var m=0;m<S.length;m++){var f=S[m];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(l,f.key,f)}}function A(l,S,m){return S&&C(l.prototype,S),m&&C(l,m),l}function v(l,S){l.prototype=Object.create(S.prototype),l.prototype.constructor=l,c(l,S)}function c(l,S){return c=Object.setPrototypeOf||function(f,w){return f.__proto__=w,f},c(l,S)}var s=500,d=function(l){v(S,l);function S(f,w){var g;return g=l.call(this,f,w,"[subtitle-stream-controller]")||this,g.levels=[],g.currentTrackId=-1,g.tracksBuffered=[],g.mainDetails=null,g._registerListeners(),g}var m=S.prototype;return m.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},m._registerListeners=function(){var w=this.hls;w.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(G.Events.ERROR,this.onError,this),w.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m._unregisterListeners=function(){var w=this.hls;w.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(G.Events.ERROR,this.onError,this),w.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},m.startLoad=function(){this.stopLoad(),this.state=E.State.IDLE,this.setInterval(s),this.tick()},m.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},m.onLevelLoaded=function(w,g){this.mainDetails=g.details},m.onSubtitleFragProcessed=function(w,g){var h=g.frag,a=g.success;if(this.fragPrevious=h,this.state=E.State.IDLE,!a)return;var u=this.tracksBuffered[this.currentTrackId];if(!u)return;for(var o,y=h.start,p=0;p<u.length;p++)if(y>=u[p].start&&y<=u[p].end){o=u[p];break}var x=h.start+h.duration;o?o.end=x:(o={start:y,end:x},u.push(o)),this.fragmentTracker.fragBuffered(h)},m.onBufferFlushing=function(w,g){var h=g.startOffset,a=g.endOffset;if(h===0&&a!==Number.POSITIVE_INFINITY){var u=this.currentTrackId,o=this.levels;if(!o.length||!o[u]||!o[u].details)return;var y=o[u].details,p=y.targetduration,x=a-p;if(x<=0)return;g.endOffsetSubtitles=Math.max(0,x),this.tracksBuffered.forEach(function(M){for(var N=0;N<M.length;){if(M[N].end<=x){M.shift();continue}else if(M[N].start<x)M[N].start=x;else break;N++}}),this.fragmentTracker.removeFragmentsInRange(h,x,b.PlaylistLevelType.SUBTITLE)}},m.onError=function(w,g){var h,a=g.frag;if(!a||a.type!==b.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=E.State.IDLE},m.onSubtitleTracksUpdated=function(w,g){var h=this,a=g.subtitleTracks;this.tracksBuffered=[],this.levels=a.map(function(u){return new _.Level(u)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(u){h.tracksBuffered[u.id]=[]}),this.mediaBuffer=null},m.onSubtitleTrackSwitch=function(w,g){if(this.currentTrackId=g.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(s)},m.onSubtitleTrackLoaded=function(w,g){var h,a=g.details,u=g.id,o=this.currentTrackId,y=this.levels;if(!y.length)return;var p=y[o];if(u>=y.length||u!==o||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,a.live||(h=p.details)!==null&&h!==void 0&&h.live){var x=this.mainDetails;if(a.deltaUpdateFailed||!x)return;var M=x.fragments[0];if(!p.details)a.hasProgramDateTime&&x.hasProgramDateTime?Object(U.alignMediaPlaylistByPDT)(a,x):M&&Object(P.addSliding)(a,M.start);else{var N=this.alignPlaylists(a,p.details);N===0&&M&&Object(P.addSliding)(a,M.start)}}if(p.details=a,this.levelLastLoaded=u,this.tick(),a.live&&!this.fragCurrent&&this.media&&this.state===E.State.IDLE){var j=Object(F.findFragmentByPTS)(null,a.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},m._handleFragmentLoadComplete=function(w){var g=w.frag,h=w.payload,a=g.decryptdata,u=this.hls;if(this.fragContextChanged(g))return;if(h&&h.byteLength>0&&a&&a.key&&a.iv&&a.method==="AES-128"){var o=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),a.key.buffer,a.iv.buffer).then(function(y){var p=performance.now();u.trigger(G.Events.FRAG_DECRYPTED,{frag:g,payload:y,stats:{tstart:o,tdecrypt:p}})})}},m.doTick=function(){if(!this.media){this.state=E.State.IDLE;return}if(this.state===E.State.IDLE){var w,g=this.currentTrackId,h=this.levels;if(!h.length||!h[g]||!h[g].details)return;var a=h[g].details,u=a.targetduration,o=this.config,y=this.media,p=O.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,y.currentTime-u,o.maxBufferHole),x=p.end,M=p.len,N=this.getMaxBufferLength()+u;if(M>N)return;console.assert(a,"Subtitle track details are defined on idle subtitle stream controller tick");var j=a.fragments,W=j.length,L=a.edge,I,K=this.fragPrevious;if(x<L){var Y=o.maxFragLookUpTolerance;K&&a.hasProgramDateTime&&(I=Object(F.findFragmentByPDT)(j,K.endProgramDateTime,Y)),I||(I=Object(F.findFragmentByPTS)(K,j,x,Y),!I&&K&&K.start<j[0].start&&(I=j[0]))}else I=j[W-1];(w=I)!==null&&w!==void 0&&w.encrypted?(k.logger.log("Loading key for "+I.sn),this.state=E.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:I})):I&&this.fragmentTracker.getState(I)===D.FragmentState.NOT_LOADED&&this.loadFragment(I,a,x)}},m.loadFragment=function(w,g,h){this.fragCurrent=w,l.prototype.loadFragment.call(this,w,g,h)},A(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(E.default)},"./src/controller/subtitle-track-controller.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/events.ts"),k=R("./src/utils/texttrack-utils.ts"),O=R("./src/controller/base-playlist-controller.ts"),F=R("./src/types/loader.ts");function U(C,A){for(var v=0;v<A.length;v++){var c=A[v];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(C,c.key,c)}}function P(C,A,v){return A&&U(C.prototype,A),v&&U(C,v),C}function D(C,A){C.prototype=Object.create(A.prototype),C.prototype.constructor=C,E(C,A)}function E(C,A){return E=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},E(C,A)}var b=function(C){D(A,C);function A(c){var s;return s=C.call(this,c,"[subtitle-track-controller]")||this,s.media=null,s.tracks=[],s.groupId=null,s.tracksInGroup=[],s.trackId=-1,s.selectDefaultTrack=!0,s.queuedDefaultTrack=-1,s.trackChangeListener=function(){return s.onTextTracksChanged()},s.asyncPollTrackChange=function(){return s.pollTrackChange(0)},s.useTextTrackPolling=!1,s.subtitlePollingInterval=-1,s.subtitleDisplay=!0,s.registerListeners(),s}var v=A.prototype;return v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},v.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.MANIFEST_LOADING,this.onManifestLoading,this),s.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),s.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.on(G.Events.ERROR,this.onError,this)},v.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.MANIFEST_LOADING,this.onManifestLoading,this),s.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),s.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),s.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),s.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),s.off(G.Events.ERROR,this.onError,this)},v.onMediaAttached=function(s,d){if(this.media=d.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},v.pollTrackChange=function(s){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,s)},v.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var s=_(this.media.textTracks);s.forEach(function(d){Object(k.clearCurrentCues)(d)}),this.subtitleTrack=-1,this.media=null},v.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},v.onManifestParsed=function(s,d){this.tracks=d.subtitleTracks},v.onSubtitleTrackLoaded=function(s,d){var l=d.id,S=d.details,m=this.trackId,f=this.tracksInGroup[m];if(!f){this.warn("Invalid subtitle track id "+l);return}var w=f.details;f.details=d.details,this.log("subtitle track "+l+" loaded ["+S.startSN+"-"+S.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,d,w))},v.onLevelLoading=function(s,d){this.switchLevel(d.level)},v.onLevelSwitching=function(s,d){this.switchLevel(d.level)},v.switchLevel=function(s){var d=this.hls.levels[s];if(!(d!=null&&d.textGroupIds))return;var l=d.textGroupIds[d.urlId];if(this.groupId!==l){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,m=this.tracks.filter(function(g){return!l||g.groupId===l});this.tracksInGroup=m;var f=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=l;var w={subtitleTracks:m};this.log("Updating subtitle tracks, "+m.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,w),f!==-1&&this.setSubtitleTrack(f,S)}},v.findTrackId=function(s){for(var d=this.tracksInGroup,l=0;l<d.length;l++){var S=d[l];if((!this.selectDefaultTrack||S.default)&&(!s||s===S.name))return S.id}return-1},v.onError=function(s,d){if(C.prototype.onError.call(this,s,d),d.fatal||!d.context)return;d.context.type===F.PlaylistContextType.SUBTITLE_TRACK&&d.context.id===this.trackId&&d.context.groupId===this.groupId&&this.retryLoadingOrFail(d)},v.loadPlaylist=function(s){var d=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(d)){var l=d.id,S=d.groupId,m=d.url;if(s)try{m=s.addDirectives(m)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:m,id:l,groupId:S,deliveryDirectives:s||null})}},v.toggleTrackModes=function(s){var d=this,l=this.media,S=this.subtitleDisplay,m=this.trackId;if(!l)return;var f=_(l.textTracks),w=f.filter(function(a){return a.groupId===d.groupId});if(s===-1)[].slice.call(f).forEach(function(a){a.mode="disabled"});else{var g=w[m];g&&(g.mode="disabled")}var h=w[s];h&&(h.mode=S?"showing":"hidden")},v.setSubtitleTrack=function(s,d){var l,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=s;return}if(this.trackId!==s&&this.toggleTrackModes(s),this.trackId===s&&(s===-1||(l=S[s])!==null&&l!==void 0&&l.details)||s<-1||s>=S.length)return;this.clearTimer();var m=S[s];if(this.log("Switching to subtitle track "+s),this.trackId=s,m){var f=m.id,w=m.groupId,g=w===void 0?"":w,h=m.name,a=m.type,u=m.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:f,groupId:g,name:h,type:a,url:u});var o=this.switchParams(m.url,d==null?void 0:d.details);this.loadPlaylist(o)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:s})},v.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var s=-1,d=_(this.media.textTracks),l=0;l<d.length;l++)if(d[l].mode==="hidden")s=l;else if(d[l].mode==="showing"){s=l;break}this.subtitleTrack!==s&&(this.subtitleTrack=s)},P(A,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(s){this.selectDefaultTrack=!1;var d=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(s,d)}}]),A}(O.default);function _(C){for(var A=[],v=0;v<C.length;v++){var c=C[v];c.kind==="subtitles"&&c.label&&A.push(C[v])}return A}V.default=b},"./src/controller/timeline-controller.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"TimelineController",function(){return _});var G=R("./src/polyfills/number.ts"),k=R("./src/events.ts"),O=R("./src/utils/cea-608-parser.ts"),F=R("./src/utils/output-filter.ts"),U=R("./src/utils/webvtt-parser.ts"),P=R("./src/utils/texttrack-utils.ts"),D=R("./src/utils/imsc1-ttml-parser.ts"),E=R("./src/types/loader.ts"),b=R("./src/utils/logger.ts"),_=function(){function c(d){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),this.captionsProperties=void 0,this.hls=d,this.config=d.config,this.Cues=d.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var l=new F.default(this,"textTrack1"),S=new F.default(this,"textTrack2"),m=new F.default(this,"textTrack3"),f=new F.default(this,"textTrack4");this.cea608Parser1=new O.default(1,l,S),this.cea608Parser2=new O.default(3,m,f)}d.on(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.on(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.on(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.on(k.Events.FRAG_LOADING,this.onFragLoading,this),d.on(k.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.on(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.on(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.on(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var s=c.prototype;return s.destroy=function(){var l=this.hls;l.off(k.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(k.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(k.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(k.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(k.Events.FRAG_LOADING,this.onFragLoading,this),l.off(k.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(k.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(k.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(k.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(k.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(k.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},s.addCues=function(l,S,m,f,w){for(var g=!1,h=w.length;h--;){var a=w[h],u=A(a[0],a[1],S,m);if(u>=0&&(a[0]=Math.min(a[0],S),a[1]=Math.max(a[1],m),g=!0,u/(m-S)>.5))return}if(g||w.push([S,m]),this.config.renderTextTracksNatively){var o=this.captionsTracks[l];this.Cues.newCue(o,S,m,f)}else{var y=this.Cues.newCue(null,S,m,f);this.hls.trigger(k.Events.CUES_PARSED,{type:"captions",cues:y,track:l})}},s.onInitPtsFound=function(l,S){var m=this,f=S.frag,w=S.id,g=S.initPTS,h=S.timescale,a=this.unparsedVttFrags;w==="main"&&(this.initPTS[f.cc]=g,this.timescale[f.cc]=h),a.length&&(this.unparsedVttFrags=[],a.forEach(function(u){m.onFragLoaded(k.Events.FRAG_LOADED,u)}))},s.getExistingTrack=function(l){var S=this.media;if(S)for(var m=0;m<S.textTracks.length;m++){var f=S.textTracks[m];if(f[l])return f}return null},s.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},s.createNativeTrack=function(l){if(this.captionsTracks[l])return;var S=this.captionsProperties,m=this.captionsTracks,f=this.media,w=S[l],g=w.label,h=w.languageCode,a=this.getExistingTrack(l);if(a)m[l]=a,Object(P.clearCurrentCues)(m[l]),Object(P.sendAddTrackEvent)(m[l],f);else{var u=this.createTextTrack("captions",g,h);u&&(u[l]=!0,m[l]=u)}},s.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var S=this.captionsProperties[l];if(!S)return;var m=S.label,f={_id:l,label:m,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[l]=f,this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[f]})},s.createTextTrack=function(l,S,m){var f=this.media;return f?f.addTextTrack(l,S,m):void 0},s.onMediaAttaching=function(l,S){this.media=S.media,this._cleanTracks()},s.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(S){Object(P.clearCurrentCues)(l[S]),delete l[S]}),this.nonNativeCaptionsTracks={}},s.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=v(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},s._cleanTracks=function(){var l=this.media;if(!l)return;var S=l.textTracks;if(S)for(var m=0;m<S.length;m++)Object(P.clearCurrentCues)(S[m])},s.onSubtitleTracksUpdated=function(l,S){var m=this;this.textTracks=[];var f=S.subtitleTracks||[],w=f.some(function(u){return u.textCodec===D.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var g=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(u,o){var y;if(o<h.length){for(var p=null,x=0;x<h.length;x++)if(C(h[x],u)){p=h[x];break}p&&(y=p)}y?Object(P.clearCurrentCues)(y):(y=m.createTextTrack("subtitles",u.name,u.lang),y&&(y.mode="disabled")),y&&(y.groupId=u.groupId,m.textTracks.push(y))})}else if(!g&&this.tracks&&this.tracks.length){var a=this.tracks.map(function(u){return{label:u.name,kind:u.type.toLowerCase(),default:u.default,subtitleTrack:u}});this.hls.trigger(k.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:a})}}},s.onManifestLoaded=function(l,S){var m=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(f){var w=/(?:CC|SERVICE)([1-4])/.exec(f.instreamId);if(!w)return;var g="textTrack"+w[1],h=m.captionsProperties[g];if(!h)return;h.label=f.name,f.lang&&(h.languageCode=f.lang),h.media=f})},s.onFragLoading=function(l,S){var m=this.cea608Parser1,f=this.cea608Parser2,w=this.lastSn,g=this.lastPartIndex;if(!this.enabled||!(m&&f))return;if(S.frag.type===E.PlaylistLevelType.MAIN){var h,a,u=S.frag.sn,o=(h=S==null||((a=S.part)===null||a===void 0)?void 0:a.index)!=null?h:-1;u===w+1||u===w&&o===g+1||(m.reset(),f.reset()),this.lastSn=u,this.lastPartIndex=o}},s.onFragLoaded=function(l,S){var m=S.frag,f=S.payload,w=this.initPTS,g=this.unparsedVttFrags;if(m.type===E.PlaylistLevelType.SUBTITLE)if(f.byteLength){if(!Object(G.isFiniteNumber)(w[m.cc])){g.push(S),w.length&&this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Missing initial subtitle PTS")});return}var h=m.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var a=this.tracks[m.level],u=this.vttCCs;u[m.cc]||(u[m.cc]={start:m.start,prevCC:this.prevCC,new:!0},this.prevCC=m.cc),a&&a.textCodec===D.IMSC1_CODEC?this._parseIMSC1(m,f):this._parseVTTs(m,f,u)}}else this.hls.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Empty subtitle payload")})},s._parseIMSC1=function(l,S){var m=this,f=this.hls;Object(D.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(w){m._appendCues(w,l.level),f.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(w){b.logger.log("Failed to parse IMSC1: "+w),f.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:w})})},s._parseVTTs=function(l,S,m){var f=this,w=this.hls;Object(U.parseWebVTT)(S,this.initPTS[l.cc],this.timescale[l.cc],m,l.cc,l.start,function(g){f._appendCues(g,l.level),w.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(g){f._fallbackToIMSC1(l,S),b.logger.log("Failed to parse VTT cue: "+g),w.trigger(k.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:g})})},s._fallbackToIMSC1=function(l,S){var m=this,f=this.tracks[l.level];f.textCodec||Object(D.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(){f.textCodec=D.IMSC1_CODEC,m._parseIMSC1(l,S)},function(){f.textCodec="wvtt"})},s._appendCues=function(l,S){var m=this.hls;if(this.config.renderTextTracksNatively){var f=this.textTracks[S];if(f.mode==="disabled")return;l.forEach(function(h){return Object(P.addCueToTrack)(f,h)})}else{var w=this.tracks[S],g=w.default?"default":"subtitles"+S;m.trigger(k.Events.CUES_PARSED,{type:"subtitles",cues:l,track:g})}},s.onFragDecrypted=function(l,S){var m=S.frag;if(m.type===E.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[m.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(k.Events.FRAG_LOADED,S)}},s.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},s.onFragParsingUserdata=function(l,S){var m=this.cea608Parser1,f=this.cea608Parser2;if(!this.enabled||!(m&&f))return;for(var w=0;w<S.samples.length;w++){var g=S.samples[w].bytes;if(g){var h=this.extractCea608Data(g);m.addData(S.samples[w].pts,h[0]),f.addData(S.samples[w].pts,h[1])}}},s.onBufferFlushing=function(l,S){var m=S.startOffset,f=S.endOffset,w=S.endOffsetSubtitles,g=S.type,h=this.media;if(!h||h.currentTime<f)return;if(!g||g==="video"){var a=this.captionsTracks;Object.keys(a).forEach(function(o){return Object(P.removeCuesInRange)(a[o],m,f)})}if(this.config.renderTextTracksNatively&&(m===0&&w!==void 0)){var u=this.textTracks;Object.keys(u).forEach(function(o){return Object(P.removeCuesInRange)(u[o],m,w)})}},s.extractCea608Data=function(l){for(var S=l[0]&31,m=2,f=[[],[]],w=0;w<S;w++){var g=l[m++],h=127&l[m++],a=127&l[m++],u=(4&g)!==0,o=3&g;if(h===0&&a===0)continue;u&&((o===0||o===1)&&(f[o].push(h),f[o].push(a)))}return f},c}();function C(c,s){return c&&c.label===s.name&&!(c.textTrack1||c.textTrack2)}function A(c,s,d,l){return Math.min(s,l)-Math.max(c,d)}function v(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return G});var G=function(){function k(F,U){this.subtle=void 0,this.aesIV=void 0,this.subtle=F,this.aesIV=U}var O=k.prototype;return O.decrypt=function(U,P){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},P,U)},k}()},"./src/crypt/aes-decryptor.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"removePadding",function(){return k}),R.d(V,"default",function(){return O});var G=R("./src/utils/typed-array.ts");function k(F){var U=F.byteLength,P=U&&new DataView(F.buffer).getUint8(U-1);return P?Object(G.sliceUint8)(F,0,U-P):F}var O=function(){function F(){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=F.prototype;return U.uint8ArrayToUint32Array_=function(D){for(var E=new DataView(D),b=new Uint32Array(4),_=0;_<4;_++)b[_]=E.getUint32(_*4);return b},U.initTable=function(){var D=this.sBox,E=this.invSBox,b=this.subMix,_=b[0],C=b[1],A=b[2],v=b[3],c=this.invSubMix,s=c[0],d=c[1],l=c[2],S=c[3],m=new Uint32Array(256),f=0,w=0,g=0;for(g=0;g<256;g++)g<128?m[g]=g<<1:m[g]=g<<1^283;for(g=0;g<256;g++){var h=w^w<<1^w<<2^w<<3^w<<4;h=h>>>8^h&255^99,D[f]=h,E[h]=f;var a=m[f],u=m[a],o=m[u],y=m[h]*257^h*16843008;_[f]=y<<24|y>>>8,C[f]=y<<16|y>>>16,A[f]=y<<8|y>>>24,v[f]=y,y=o*16843009^u*65537^a*257^f*16843008,s[h]=y<<24|y>>>8,d[h]=y<<16|y>>>16,l[h]=y<<8|y>>>24,S[h]=y,f?(f=a^m[m[m[o^a]]],w^=m[m[w]]):f=w=1}},U.expandKey=function(D){for(var E=this.uint8ArrayToUint32Array_(D),b=!0,_=0;_<E.length&&b;)b=E[_]===this.key[_],_++;if(b)return;this.key=E;var C=this.keySize=E.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var A=this.ksRows=(C+6+1)*4,v,c,s=this.keySchedule=new Uint32Array(A),d=this.invKeySchedule=new Uint32Array(A),l=this.sBox,S=this.rcon,m=this.invSubMix,f=m[0],w=m[1],g=m[2],h=m[3],a,u;for(v=0;v<A;v++){if(v<C){a=s[v]=E[v];continue}u=a,v%C===0?(u=u<<8|u>>>24,u=l[u>>>24]<<24|l[u>>>16&255]<<16|l[u>>>8&255]<<8|l[u&255],u^=S[v/C|0]<<24):C>6&&v%C===4&&(u=l[u>>>24]<<24|l[u>>>16&255]<<16|l[u>>>8&255]<<8|l[u&255]),s[v]=a=(s[v-C]^u)>>>0}for(c=0;c<A;c++)v=A-c,c&3?u=s[v]:u=s[v-4],c<4||v<=4?d[c]=u:d[c]=f[l[u>>>24]]^w[l[u>>>16&255]]^g[l[u>>>8&255]]^h[l[u&255]],d[c]=d[c]>>>0},U.networkToHostOrderSwap=function(D){return D<<24|(D&65280)<<8|(D&16711680)>>8|D>>>24},U.decrypt=function(D,E,b){for(var _=this.keySize+6,C=this.invKeySchedule,A=this.invSBox,v=this.invSubMix,c=v[0],s=v[1],d=v[2],l=v[3],S=this.uint8ArrayToUint32Array_(b),m=S[0],f=S[1],w=S[2],g=S[3],h=new Int32Array(D),a=new 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G=R("./src/crypt/aes-crypto.ts"),k=R("./src/crypt/fast-aes-key.ts"),O=R("./src/crypt/aes-decryptor.ts"),F=R("./src/utils/logger.ts"),U=R("./src/utils/mp4-tools.ts"),P=R("./src/utils/typed-array.ts"),D=16,E=function(){function b(C,A,v){var c=v===void 0?{}:v,s=c.removePKCS7Padding,d=s===void 0?!0:s;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=A,this.removePKCS7Padding=d,d)try{var l=self.crypto;l&&(this.subtle=l.subtle||l.webkitSubtle)}catch(S){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var _=b.prototype;return _.destroy=function(){this.observer=null},_.isSync=function(){return this.config.enableSoftwareAES},_.flush=function(){var A=this.currentResult;if(!A){this.reset();return}var v=new Uint8Array(A);return 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b},U.getAvcDecryptedUnit=function(D,E){for(var b=new Uint8Array(E),_=0,C=32;C<=D.length-16;C+=160,_+=16)D.set(b.subarray(_,_+16),C);return D},U.decryptAvcSample=function(D,E,b,_,C,A){var v=Object(k.discardEPB)(C.data),c=this.getAvcEncryptedData(v),s=this;this.decryptBuffer(c.buffer,function(d){C.data=s.getAvcDecryptedUnit(v,d),A||s.decryptAvcSamples(D,E,b+1,_)})},U.decryptAvcSamples=function(D,E,b,_){if(D instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;E++,b=0){if(E>=D.length){_();return}for(var C=D[E].units;!(b>=C.length);b++){var A=C[b];if(A.data.length<=48||A.type!==1&&A.type!==5)continue;var v=this.decrypter.isSync();if(this.decryptAvcSample(D,E,b,_,A,v),!v)return}}},F}();V.default=O},"./src/demux/transmuxer-interface.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return C});var 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F.EventEmitter,v=function(s,d){C.postMessage({event:s,data:d})};A.on(k.Events.FRAG_DECRYPTED,v),A.on(k.Events.ERROR,v),C.addEventListener("message",function(c){var s=c.data;switch(s.cmd){case"init":{var d=JSON.parse(s.config);C.transmuxer=new G.default(A,s.typeSupported,d,s.vendor,s.id),Object(O.enableLogs)(d.debug),v("init",null);break}case"configure":{C.transmuxer.configure(s.config);break}case"demux":{var l=C.transmuxer.push(s.data,s.decryptdata,s.chunkMeta,s.state);Object(G.isPromise)(l)?l.then(function(f){D(C,f)}):D(C,l);break}case"flush":{var S=s.chunkMeta,m=C.transmuxer.flush(S);Object(G.isPromise)(m)?m.then(function(f){b(C,f,S)}):b(C,m,S);break}default:break}})}function D(C,A){if(_(A.remuxResult))return;var v=[],c=A.remuxResult,s=c.audio,d=c.video;s&&E(v,s),d&&E(v,d),C.postMessage({event:"transmuxComplete",data:A},v)}function E(C,A){A.data1&&C.push(A.data1.buffer),A.data2&&C.push(A.data2.buffer)}function 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Y=this.getDecrypter();if(W.enableSoftwareAES){var ee=Y.softwareDecrypt(N,K.key.buffer,K.iv.buffer);if(!ee)return M.executeEnd=v(),S(y);N=new Uint8Array(ee)}else return this.decryptionPromise=Y.webCryptoDecrypt(N,K.key.buffer,K.iv.buffer).then(function(Se){var Pe=x.push(Se,null,y);return x.decryptionPromise=null,Pe}),this.decryptionPromise}var oe=p||L,xe=oe.contiguous,ve=oe.discontinuity,ge=oe.trackSwitch,me=oe.accurateTimeOffset,ce=oe.timeOffset,ie=I.audioCodec,pe=I.videoCodec,J=I.defaultInitPts,ne=I.duration,$=I.initSegmentData;if((ve||ge)&&this.resetInitSegment($,ie,pe,ne),ve&&this.resetInitialTimestamp(J),xe||this.resetContiguity(),this.needsProbing(N,ve,ge)){if(j.dataLength){var be=j.flush();N=Object(C.appendUint8Array)(be,N)}this.configureTransmuxer(N,I)}var Te=this.transmux(N,K,ce,me,y),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,M.executeEnd=v(),Te},h.flush=function(u){var o=this,y=u.transmuxing;y.executeStart=v();var p=this.decrypter,x=this.cache,M=this.currentTransmuxState,N=this.decryptionPromise;if(N)return N.then(function(){return o.flush(u)});var j=[],W=M.timeOffset;if(p){var L=p.flush();L&&j.push(this.push(L,null,u))}var I=x.dataLength;x.reset();var K=this.demuxer,Y=this.remuxer;if(!K||!Y)return I>=s&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:k.ErrorTypes.MEDIA_ERROR,details:k.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),y.executeEnd=v(),[S(u)];var ee=K.flush(W);return m(ee)?ee.then(function(oe){return o.flushRemux(j,oe,u),j}):(this.flushRemux(j,ee,u),j)},h.flushRemux=function(u,o,y){var p=o.audioTrack,x=o.avcTrack,M=o.id3Track,N=o.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,L=j.timeOffset;A.logger.log("[transmuxer.ts]: Flushed fragment "+y.sn+(y.part>-1?" p: "+y.part:"")+" of level "+y.level);var I=this.remuxer.remux(p,x,M,N,L,W,!0,this.id);u.push({remuxResult:I,chunkMeta:y}),y.transmuxing.executeEnd=v()},h.resetInitialTimestamp=function(u){var o=this.demuxer,y=this.remuxer;if(!o||!y)return;o.resetTimeStamp(u),y.resetTimeStamp(u)},h.resetContiguity=function(){var u=this.demuxer,o=this.remuxer;if(!u||!o)return;u.resetContiguity(),o.resetNextTimestamp()},h.resetInitSegment=function(u,o,y,p){var x=this.demuxer,M=this.remuxer;if(!x||!M)return;x.resetInitSegment(o,y,p),M.resetInitSegment(u,o,y)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(u,o,y,p,x){var M;return o&&o.method==="SAMPLE-AES"?M=this.transmuxSampleAes(u,o,y,p,x):M=this.transmuxUnencrypted(u,y,p,x),M},h.transmuxUnencrypted=function(u,o,y,p){var x=this.demuxer.demux(u,o,!1,!this.config.progressive),M=x.audioTrack,N=x.avcTrack,j=x.id3Track,W=x.textTrack,L=this.remuxer.remux(M,N,j,W,o,y,!1,this.id);return{remuxResult:L,chunkMeta:p}},h.transmuxSampleAes=function(u,o,y,p,x){var M=this;return this.demuxer.demuxSampleAes(u,o,y).then(function(N){var j=M.remuxer.remux(N.audioTrack,N.avcTrack,N.id3Track,N.textTrack,y,p,!1,M.id);return{remuxResult:j,chunkMeta:x}})},h.configureTransmuxer=function(u,o){for(var y=this.config,p=this.observer,x=this.typeSupported,M=this.vendor,N=o.audioCodec,j=o.defaultInitPts,W=o.duration,L=o.initSegmentData,I=o.videoCodec,K,Y=0,ee=c.length;Y<ee;Y++)if(c[Y].demux.probe(u)){K=c[Y];break}K||(A.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:U.default,remux:b.default});var oe=this.demuxer,xe=this.remuxer,ve=K.remux,ge=K.demux;(!xe||!(xe instanceof ve))&&(this.remuxer=new ve(p,y,x,M)),(!oe||!(oe instanceof ge))&&(this.demuxer=new ge(p,y,x),this.probe=ge.probe),this.resetInitSegment(L,N,I,W),this.resetInitialTimestamp(j)},h.needsProbing=function(u,o,y){return!this.demuxer||!this.remuxer||o||y},h.getDecrypter=function(){var u=this.decrypter;return u||(u=this.decrypter=new O.default(this.observer,this.config)),u},g}();function l(g,h){var a=null;return g.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(a=h),a}var S=function(h){return{remuxResult:{},chunkMeta:h}};function m(g){return"then"in g&&g.then instanceof Function}var f=function(h,a,u,o,y){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=a,this.initSegmentData=u,this.duration=o,this.defaultInitPts=y},w=function(h,a,u,o,y){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=a,this.accurateTimeOffset=u,this.trackSwitch=o,this.timeOffset=y}},"./src/demux/tsdemuxer.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"discardEPB",function(){return S});var G=R("./src/demux/adts.ts"),k=R("./src/demux/mpegaudio.ts"),O=R("./src/demux/exp-golomb.ts"),F=R("./src/demux/id3.ts"),U=R("./src/demux/sample-aes.ts"),P=R("./src/events.ts"),D=R("./src/utils/mp4-tools.ts"),E=R("./src/utils/logger.ts"),b=R("./src/errors.ts"),_={video:1,audio:2,id3:3,text:4},C=function(){function m(w,g,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=w,this.config=g,this.typeSupported=h}m.probe=function(g){var h=m.syncOffset(g);return h<0?!1:(h&&E.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},m.syncOffset=function(g){for(var h=Math.min(1e3,g.length-3*188),a=0;a<h;){if(g[a]===71&&g[a+188]===71&&g[a+2*188]===71)return a;a++}return-1},m.createTrack=function(g,h){return{container:g==="video"||g==="audio"?"video/mp2t":void 0,type:g,id:_[g],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:g==="audio"?h:void 0}};var f=m.prototype;return f.resetInitSegment=function(g,h,a){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=m.createTrack("video",a),this._audioTrack=m.createTrack("audio",a),this._id3Track=m.createTrack("id3",a),this._txtTrack=m.createTrack("text",a),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=g,this.videoCodec=h,this._duration=a},f.resetTimeStamp=function(){},f.resetContiguity=function(){var g=this._audioTrack,h=this._avcTrack,a=this._id3Track;g&&(g.pesData=null),h&&(h.pesData=null),a&&(a.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},f.demux=function(g,h,a,u){a===void 0&&(a=!1),u===void 0&&(u=!1),a||(this.sampleAes=null);var o,y=this._avcTrack,p=this._audioTrack,x=this._id3Track,M=y.pid,N=y.pesData,j=p.pid,W=x.pid,L=p.pesData,I=x.pesData,K=!1,Y=this.pmtParsed,ee=this._pmtId,oe=g.length;if(this.remainderData&&(g=Object(D.appendUint8Array)(this.remainderData,g),oe=g.length,this.remainderData=null),oe<188&&!u)return this.remainderData=g,{audioTrack:p,avcTrack:y,id3Track:x,textTrack:this._txtTrack};var xe=Math.max(0,m.syncOffset(g));oe-=(oe+xe)%188,oe<g.byteLength&&!u&&(this.remainderData=new Uint8Array(g.buffer,oe,g.buffer.byteLength-oe));for(var ve=xe;ve<oe;ve+=188)if(g[ve]===71){var ge=!!(g[ve+1]&64),me=((g[ve+1]&31)<<8)+g[ve+2],ce=(g[ve+3]&48)>>4,ie=void 0;if(ce>1){if(ie=ve+5+g[ve+4],ie===ve+188)continue}else ie=ve+4;switch(me){case M:ge&&(N&&(o=s(N))&&this.parseAVCPES(o,!1),N={data:[],size:0}),N&&(N.data.push(g.subarray(ie,ve+188)),N.size+=ve+188-ie);break;case j:ge&&(L&&(o=s(L))&&(p.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),L={data:[],size:0}),L&&(L.data.push(g.subarray(ie,ve+188)),L.size+=ve+188-ie);break;case W:ge&&(I&&(o=s(I))&&this.parseID3PES(o),I={data:[],size:0}),I&&(I.data.push(g.subarray(ie,ve+188)),I.size+=ve+188-ie);break;case 0:ge&&(ie+=g[ie]+1),ee=this._pmtId=v(g,ie);break;case ee:{ge&&(ie+=g[ie]+1);var pe=c(g,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,a);M=pe.avc,M>0&&(y.pid=M),j=pe.audio,j>0&&(p.pid=j,p.isAAC=pe.isAAC),W=pe.id3,W>0&&(x.pid=W),K&&!Y&&(E.logger.log("reparse from beginning"),K=!1,ve=xe-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(P.Events.ERROR,P.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});y.pesData=N,p.pesData=L,x.pesData=I;var J={audioTrack:p,avcTrack:y,id3Track:x,textTrack:this._txtTrack};return u&&this.extractRemainingSamples(J),J},f.flush=function(){var g=this.remainderData;this.remainderData=null;var h;return g?h=this.demux(g,-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(g){var h=g.audioTrack,a=g.avcTrack,u=g.id3Track,o=a.pesData,y=h.pesData,p=u.pesData,x;o&&(x=s(o))?(this.parseAVCPES(x,!0),a.pesData=null):a.pesData=o,y&&(x=s(y))?(h.isAAC?this.parseAACPES(x):this.parseMPEGPES(x),h.pesData=null):(y!=null&&y.size&&E.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=y),p&&(x=s(p))?(this.parseID3PES(x),u.pesData=null):u.pesData=p},f.demuxSampleAes=function(g,h,a){var u=this.demux(g,a,!0,!this.config.progressive),o=this.sampleAes=new U.default(this.observer,this.config,h);return this.decrypt(u,o)},f.decrypt=function(g,h){return new Promise(function(a){var u=g.audioTrack,o=g.avcTrack;u.samples&&u.isAAC?h.decryptAacSamples(u.samples,0,function(){o.samples?h.decryptAvcSamples(o.samples,0,0,function(){a(g)}):a(g)}):o.samples&&h.decryptAvcSamples(o.samples,0,0,function(){a(g)})})},f.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},f.parseAVCPES=function(g,h){var a=this,u=this._avcTrack,o=this.parseAVCNALu(g.data),y=!1,p=this.avcSample,x,M=!1;g.data=null,p&&o.length&&!u.audFound&&(d(p,u),p=this.avcSample=A(!1,g.pts,g.dts,"")),o.forEach(function(N){switch(N.type){case 1:{x=!0,p||(p=a.avcSample=A(!0,g.pts,g.dts,"")),y&&(p.debug+="NDR "),p.frame=!0;var j=N.data;if(M&&j.length>4){var W=new O.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(p.key=!0)}break}case 5:x=!0,p||(p=a.avcSample=A(!0,g.pts,g.dts,"")),y&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{x=!0,y&&p&&(p.debug+="SEI ");var L=new O.default(S(N.data));L.readUByte();for(var I=0,K=0,Y=!1,ee=0;!Y&&L.bytesAvailable>1;){I=0;do ee=L.readUByte(),I+=ee;while(ee===255);K=0;do ee=L.readUByte(),K+=ee;while(ee===255);if(I===4&&L.bytesAvailable!==0){Y=!0;var oe=L.readUByte();if(oe===181){var xe=L.readUShort();if(xe===49){var ve=L.readUInt();if(ve===1195456820){var ge=L.readUByte();if(ge===3){for(var me=L.readUByte(),ce=L.readUByte(),ie=31&me,pe=[me,ce],J=0;J<ie;J++)pe.push(L.readUByte()),pe.push(L.readUByte()),pe.push(L.readUByte());l(a._txtTrack.samples,{type:3,pts:g.pts,bytes:pe})}}}}}else if(I===5&&L.bytesAvailable!==0){if(Y=!0,K>16){for(var ne=[],$=0;$<16;$++)ne.push(L.readUByte().toString(16)),($===3||$===5||$===7||$===9)&&ne.push("-");for(var be=K-16,Te=new Uint8Array(be),ye=0;ye<be;ye++)Te[ye]=L.readUByte();l(a._txtTrack.samples,{pts:g.pts,payloadType:I,uuid:ne.join(""),userData:Object(F.utf8ArrayToStr)(Te),userDataBytes:Te})}}else if(K<L.bytesAvailable)for(var Se=0;Se<K;Se++)L.readUByte()}break}case 7:if(x=!0,M=!0,y&&p&&(p.debug+="SPS "),!u.sps){var Pe=new O.default(N.data),Ie=Pe.readSPS();u.width=Ie.width,u.height=Ie.height,u.pixelRatio=Ie.pixelRatio,u.sps=[N.data],u.duration=a._duration;for(var Ue=N.data.subarray(1,4),Re="avc1.",Oe=0;Oe<3;Oe++){var Ve=Ue[Oe].toString(16);Ve.length<2&&(Ve="0"+Ve),Re+=Ve}u.codec=Re}break;case 8:x=!0,y&&p&&(p.debug+="PPS "),u.pps||(u.pps=[N.data]);break;case 9:x=!1,u.audFound=!0,p&&d(p,u),p=a.avcSample=A(!1,g.pts,g.dts,y?"AUD ":"");break;case 12:x=!1;break;default:x=!1,p&&(p.debug+="unknown NAL "+N.type+" ");break}if(p&&x){var qe=p.units;qe.push(N)}}),h&&p&&(d(p,u),this.avcSample=null)},f.getLastNalUnit=function(){var g,h=this.avcSample,a;if(!h||h.units.length===0){var u=this._avcTrack.samples;h=u[u.length-1]}if((g=h)!==null&&g!==void 0&&g.units){var o=h.units;a=o[o.length-1]}return a},f.parseAVCNALu=function(g){var h=g.byteLength,a=this._avcTrack,u=a.naluState||0,o=u,y=[],p=0,x,M,N,j=-1,W=0;for(u===-1&&(j=0,W=g[0]&31,u=0,p=1);p<h;){if(x=g[p++],!u){u=x?0:1;continue}if(u===1){u=x?0:2;continue}if(!x)u=3;else if(x===1){if(j>=0){var L={data:g.subarray(j,p-u-1),type:W};y.push(L)}else{var I=this.getLastNalUnit();if(I&&(o&&p<=4-o&&(I.state&&(I.data=I.data.subarray(0,I.data.byteLength-o))),M=p-u-1,M>0)){var K=new Uint8Array(I.data.byteLength+M);K.set(I.data,0),K.set(g.subarray(0,M),I.data.byteLength),I.data=K,I.state=0}}p<h?(N=g[p]&31,j=p,W=N,u=0):u=-1}else u=0}if(j>=0&&u>=0){var Y={data:g.subarray(j,h),type:W,state:u};y.push(Y)}if(y.length===0){var ee=this.getLastNalUnit();if(ee){var oe=new Uint8Array(ee.data.byteLength+g.byteLength);oe.set(ee.data,0),oe.set(g,ee.data.byteLength),ee.data=oe}}return a.naluState=u,y},f.parseAACPES=function(g){var h=0,a=this._audioTrack,u=this.aacOverFlow,o=g.data;if(u){this.aacOverFlow=null;var y=u.sample.unit.byteLength,p=Math.min(u.missing,y),x=y-p;u.sample.unit.set(o.subarray(0,p),x),a.samples.push(u.sample),h=u.missing}var M,N;for(M=h,N=o.length;M<N-1&&!G.isHeader(o,M);M++);if(M!==h){var j,W;if(M<N-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),E.logger.warn("parsing error:"+j),this.observer.emit(P.Events.ERROR,P.Events.ERROR,{type:b.ErrorTypes.MEDIA_ERROR,details:b.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}G.initTrackConfig(a,this.observer,o,M,this.audioCodec);var L;if(g.pts!==void 0)L=g.pts;else if(u){var I=G.getFrameDuration(a.samplerate);L=u.sample.pts+I}else{E.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var K=0;M<N;)if(G.isHeader(o,M)){if(M+5<N){var Y=G.appendFrame(a,o,M,L,K);if(Y)if(Y.missing)this.aacOverFlow=Y;else{M+=Y.length,K++;continue}}break}else M++},f.parseMPEGPES=function(g){var h=g.data,a=h.length,u=0,o=0,y=g.pts;if(y===void 0){E.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;o<a;)if(k.isHeader(h,o)){var p=k.appendFrame(this._audioTrack,h,o,y,u);if(p)o+=p.length,u++;else break}else o++},f.parseID3PES=function(g){if(g.pts===void 0){E.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(g)},m}();C.minProbeByteLength=188;function A(m,f,w,g){return{key:m,frame:!1,pts:f,dts:w,units:[],debug:g,length:0}}function v(m,f){return(m[f+10]&31)<<8|m[f+11]}function c(m,f,w,g){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},a=(m[f+1]&15)<<8|m[f+2],u=f+3+a-4,o=(m[f+10]&15)<<8|m[f+11];for(f+=12+o;f<u;){var y=(m[f+1]&31)<<8|m[f+2];switch(m[f]){case 207:if(!g){E.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=y);break;case 21:h.id3===-1&&(h.id3=y);break;case 219:if(!g){E.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=y);break;case 3:case 4:w?h.audio===-1&&(h.audio=y,h.isAAC=!1):E.logger.log("MPEG audio found, not supported in this browser");break;case 36:E.logger.warn("Unsupported HEVC stream type found");break;default:break}f+=((m[f+3]&15)<<8|m[f+4])+5}return h}function s(m){var f=0,w,g,h,a,u,o=m.data;if(!m||m.size===0)return null;for(;o[0].length<19&&o.length>1;){var y=new Uint8Array(o[0].length+o[1].length);y.set(o[0]),y.set(o[1],o[0].length),o[0]=y,o.splice(1,1)}w=o[0];var p=(w[0]<<16)+(w[1]<<8)+w[2];if(p===1){if(g=(w[4]<<8)+w[5],g&&g>m.size-6)return null;var x=w[7];x&192&&(a=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,x&64?(u=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,a-u>60*9e4&&(E.logger.warn(Math.round((a-u)/9e4)+"s delta between PTS and DTS, align them"),a=u)):u=a),h=w[8];var M=h+9;if(m.size<=M)return null;m.size-=M;for(var N=new Uint8Array(m.size),j=0,W=o.length;j<W;j++){w=o[j];var L=w.byteLength;if(M)if(M>L){M-=L;continue}else w=w.subarray(M),L-=M,M=0;N.set(w,f),f+=L}return g&&(g-=h+3),{data:N,pts:a,dts:u,len:g}}return null}function d(m,f){if(m.units.length&&m.frame){if(m.pts===void 0){var w=f.samples,g=w.length;if(g){var h=w[g-1];m.pts=h.pts,m.dts=h.dts}else{f.dropped++;return}}f.samples.push(m)}m.debug.length&&E.logger.log(m.pts+"/"+m.dts+":"+m.debug)}function l(m,f){var w=m.length;if(w>0){if(f.pts>=m[w-1].pts)m.push(f);else for(var g=w-1;g>=0;g--)if(f.pts<m[g].pts){m.splice(g,0,f);break}}else m.push(f)}function S(m){for(var f=m.byteLength,w=[],g=1;g<f-2;)m[g]===0&&m[g+1]===0&&m[g+2]===3?(w.push(g+2),g+=2):g++;if(w.length===0)return m;var h=f-w.length,a=new Uint8Array(h),u=0;for(g=0;g<h;u++,g++)u===w[0]&&(u++,w.shift()),a[g]=m[u];return a}V.default=C},"./src/errors.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"ErrorTypes",function(){return G}),R.d(V,"ErrorDetails",function(){return k});var G;(function(O){O.NETWORK_ERROR="networkError",O.MEDIA_ERROR="mediaError",O.KEY_SYSTEM_ERROR="keySystemError",O.MUX_ERROR="muxError",O.OTHER_ERROR="otherError"})(G||(G={}));var k;(function(O){O.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",O.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",O.KEY_SYSTEM_NO_SESSION="keySystemNoSession",O.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",O.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",O.MANIFEST_LOAD_ERROR="manifestLoadError",O.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",O.MANIFEST_PARSING_ERROR="manifestParsingError",O.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",O.LEVEL_EMPTY_ERROR="levelEmptyError",O.LEVEL_LOAD_ERROR="levelLoadError",O.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",O.LEVEL_SWITCH_ERROR="levelSwitchError",O.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",O.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",O.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",O.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",O.FRAG_LOAD_ERROR="fragLoadError",O.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",O.FRAG_DECRYPT_ERROR="fragDecryptError",O.FRAG_PARSING_ERROR="fragParsingError",O.REMUX_ALLOC_ERROR="remuxAllocError",O.KEY_LOAD_ERROR="keyLoadError",O.KEY_LOAD_TIMEOUT="keyLoadTimeOut",O.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",O.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",O.BUFFER_APPEND_ERROR="bufferAppendError",O.BUFFER_APPENDING_ERROR="bufferAppendingError",O.BUFFER_STALLED_ERROR="bufferStalledError",O.BUFFER_FULL_ERROR="bufferFullError",O.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",O.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",O.INTERNAL_EXCEPTION="internalException",O.INTERNAL_ABORTED="aborted",O.UNKNOWN="unknown"})(k||(k={}))},"./src/events.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"Events",function(){return G});var G;(function(k){k.MEDIA_ATTACHING="hlsMediaAttaching",k.MEDIA_ATTACHED="hlsMediaAttached",k.MEDIA_DETACHING="hlsMediaDetaching",k.MEDIA_DETACHED="hlsMediaDetached",k.BUFFER_RESET="hlsBufferReset",k.BUFFER_CODECS="hlsBufferCodecs",k.BUFFER_CREATED="hlsBufferCreated",k.BUFFER_APPENDING="hlsBufferAppending",k.BUFFER_APPENDED="hlsBufferAppended",k.BUFFER_EOS="hlsBufferEos",k.BUFFER_FLUSHING="hlsBufferFlushing",k.BUFFER_FLUSHED="hlsBufferFlushed",k.MANIFEST_LOADING="hlsManifestLoading",k.MANIFEST_LOADED="hlsManifestLoaded",k.MANIFEST_PARSED="hlsManifestParsed",k.LEVEL_SWITCHING="hlsLevelSwitching",k.LEVEL_SWITCHED="hlsLevelSwitched",k.LEVEL_LOADING="hlsLevelLoading",k.LEVEL_LOADED="hlsLevelLoaded",k.LEVEL_UPDATED="hlsLevelUpdated",k.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",k.LEVELS_UPDATED="hlsLevelsUpdated",k.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",k.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",k.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",k.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",k.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",k.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",k.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",k.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",k.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",k.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",k.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",k.CUES_PARSED="hlsCuesParsed",k.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",k.INIT_PTS_FOUND="hlsInitPtsFound",k.FRAG_LOADING="hlsFragLoading",k.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",k.FRAG_LOADED="hlsFragLoaded",k.FRAG_DECRYPTED="hlsFragDecrypted",k.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",k.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",k.FRAG_PARSING_METADATA="hlsFragParsingMetadata",k.FRAG_PARSED="hlsFragParsed",k.FRAG_BUFFERED="hlsFragBuffered",k.FRAG_CHANGED="hlsFragChanged",k.FPS_DROP="hlsFpsDrop",k.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",k.ERROR="hlsError",k.DESTROYING="hlsDestroying",k.KEY_LOADING="hlsKeyLoading",k.KEY_LOADED="hlsKeyLoaded",k.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",k.BACK_BUFFER_REACHED="hlsBackBufferReached"})(G||(G={}))},"./src/hls.ts":function(re,V,R){"use 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f=s.call(this,m)||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 P.LoadStats,f.urlId=0,f.data=void 0,f.bitrateTest=!1,f.title=null,f.initSegment=null,f.type=S,f}var l=d.prototype;return l.createInitializationVector=function(m){for(var f=new Uint8Array(16),w=12;w<16;w++)f[w]=m>>8*(15-w)&255;return f},l.setDecryptDataFromLevelKey=function(m,f){var w=m;return(m==null?void 0:m.method)==="AES-128"&&m.uri&&!m.iv&&(w=U.LevelKey.fromURI(m.uri),w.method=m.method,w.iv=this.createInitializationVector(f),w.keyFormat="identity"),w},l.setElementaryStreamInfo=function(m,f,w,g,h,a){a===void 0&&(a=!1);var u=this.elementaryStreams,o=u[m];if(!o){u[m]={startPTS:f,endPTS:w,startDTS:g,endDTS:h,partial:a};return}o.startPTS=Math.min(o.startPTS,f),o.endPTS=Math.max(o.endPTS,w),o.startDTS=Math.min(o.startDTS,g),o.endDTS=Math.max(o.endDTS,h)},l.clearElementaryStreamInfo=function(){var m=this.elementaryStreams;m[C.AUDIO]=null,m[C.VIDEO]=null,m[C.AUDIOVIDEO]=null},_(d,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var m=this.sn;typeof m!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&F.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),m=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,m)}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 m=Object(G.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+m*1e3}},{key:"encrypted",get:function(){var m;return!!((m=this.decryptdata)!==null&&m!==void 0&&m.keyFormat&&this.decryptdata.uri)}}]),d}(A),c=function(s){D(d,s);function d(l,S,m,f,w){var g;g=s.call(this,m)||this,g.fragOffset=0,g.duration=0,g.gap=!1,g.independent=!1,g.relurl=void 0,g.fragment=void 0,g.index=void 0,g.stats=new P.LoadStats,g.duration=l.decimalFloatingPoint("DURATION"),g.gap=l.bool("GAP"),g.independent=l.bool("INDEPENDENT"),g.relurl=l.enumeratedString("URI"),g.fragment=S,g.index=f;var h=l.enumeratedString("BYTERANGE");return h&&g.setByteRange(h,w),w&&(g.fragOffset=w.fragOffset+w.duration),g}return _(d,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),d}(A)},"./src/loader/key-loader.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return F});var G=R("./src/events.ts"),k=R("./src/errors.ts"),O=R("./src/utils/logger.ts"),F=function(){function U(D){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=D,this._registerListeners()}var P=U.prototype;return P._registerListeners=function(){this.hls.on(G.Events.KEY_LOADING,this.onKeyLoading,this)},P._unregisterListeners=function(){this.hls.off(G.Events.KEY_LOADING,this.onKeyLoading)},P.destroy=function(){this._unregisterListeners();for(var E in this.loaders){var b=this.loaders[E];b&&b.destroy()}this.loaders={}},P.onKeyLoading=function(E,b){var _=b.frag,C=_.type,A=this.loaders[C];if(!_.decryptdata){O.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var v=_.decryptdata.uri;if(v!==this.decrypturl||this.decryptkey===null){var c=this.hls.config;if(A&&(O.logger.warn("abort previous key loader for type:"+C),A.abort()),!v){O.logger.warn("key uri is falsy");return}var s=c.loader,d=_.loader=this.loaders[C]=new s(c);this.decrypturl=v,this.decryptkey=null;var l={url:v,frag:_,responseType:"arraybuffer"},S={timeout:c.fragLoadingTimeOut,maxRetry:0,retryDelay:c.fragLoadingRetryDelay,maxRetryDelay:c.fragLoadingMaxRetryTimeout,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(l,S,m)}else this.decryptkey&&(_.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:_}))},P.loadsuccess=function(E,b,_){var C=_.frag;if(!C.decryptdata){O.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(E.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:C})},P.loaderror=function(E,b){var _=b.frag,C=_.loader;C&&C.abort(),delete this.loaders[_.type],this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:_,response:E})},P.loadtimeout=function(E,b){var _=b.frag,C=_.loader;C&&C.abort(),delete this.loaders[_.type],this.hls.trigger(G.Events.ERROR,{type:k.ErrorTypes.NETWORK_ERROR,details:k.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:_})},U}()},"./src/loader/level-details.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"LevelDetails",function(){return U});var G=R("./src/polyfills/number.ts");function k(P,D){for(var E=0;E<D.length;E++){var b=D[E];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(P,b.key,b)}}function O(P,D,E){return D&&k(P.prototype,D),E&&k(P,E),P}var F=10,U=function(){function P(E){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=E}var D=P.prototype;return D.reloaded=function(b){if(!b){this.advanced=!0,this.updated=!0;return}var _=this.lastPartSn-b.lastPartSn,C=this.lastPartIndex-b.lastPartIndex;this.updated=this.endSN!==b.endSN||!!C||!!_,this.advanced=this.endSN>b.endSN||_>0||_===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(b.misses*.6):this.misses=b.misses+1,this.availabilityDelay=b.availabilityDelay},O(P,[{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||F}},{key:"drift",get:function(){var b=this.driftEndTime-this.driftStartTime;if(b>0){var _=this.driftEnd-this.driftStart;return _*1e3/b}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var b;return(b=this.fragments)!==null&&b!==void 0&&b.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 b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var b;return(b=this.partList)!==null&&b!==void 0&&b.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),P}()},"./src/loader/level-key.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"LevelKey",function(){return U});var G=R("./node_modules/url-toolkit/src/url-toolkit.js"),k=R.n(G);function O(P,D){for(var E=0;E<D.length;E++){var b=D[E];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(P,b.key,b)}}function F(P,D,E){return D&&O(P.prototype,D),E&&O(P,E),P}var U=function(){P.fromURL=function(E,b){return new P(E,b)},P.fromURI=function(E){return new P(E)};function P(D,E){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,E?this._uri=Object(G.buildAbsoluteURL)(D,E,{alwaysNormalize:!0}):this._uri=D}return F(P,[{key:"uri",get:function(){return this._uri}}]),P}()},"./src/loader/load-stats.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"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,V,R){"use strict";R.r(V),R.d(V,"default",function(){return d});var G=R("./src/polyfills/number.ts"),k=R("./node_modules/url-toolkit/src/url-toolkit.js"),O=R.n(k),F=R("./src/loader/fragment.ts"),U=R("./src/loader/level-details.ts"),P=R("./src/loader/level-key.ts"),D=R("./src/utils/attr-list.ts"),E=R("./src/utils/logger.ts"),b=R("./src/utils/codecs.ts"),_=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,A=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),v=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),c=/\.(mp4|m4s|m4v|m4a)$/i;function s(w){var g,h;return c.test((g=(h=k.parseURL(w))===null||h===void 0?void 0:h.path)!=null?g:"")}var d=function(){function w(){}return w.findGroup=function(h,a){for(var u=0;u<h.length;u++){var o=h[u];if(o.id===a)return o}},w.convertAVC1ToAVCOTI=function(h){var a=h.split(".");if(a.length>2){var u=a.shift()+".";return u+=parseInt(a.shift()).toString(16),u+=("000"+parseInt(a.shift()).toString(16)).substr(-4),u}return h},w.resolve=function(h,a){return k.buildAbsoluteURL(a,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,a){var u=[],o={},y=!1;_.lastIndex=0;for(var p;(p=_.exec(h))!=null;)if(p[1]){var x=new D.AttrList(p[1]),M={attrs:x,bitrate:x.decimalInteger("AVERAGE-BANDWIDTH")||x.decimalInteger("BANDWIDTH"),name:x.NAME,url:w.resolve(p[2],a)},N=x.decimalResolution("RESOLUTION");N&&(M.width=N.width,M.height=N.height),l((x.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=w.convertAVC1ToAVCOTI(M.videoCodec)),u.push(M)}else if(p[3]){var j=new D.AttrList(p[3]);j["DATA-ID"]&&(y=!0,o[j["DATA-ID"]]=j)}return{levels:u,sessionData:y?o:null}},w.parseMasterPlaylistMedia=function(h,a,u,o){o===void 0&&(o=[]);var y,p=[],x=0;for(C.lastIndex=0;(y=C.exec(h))!==null;){var M=new D.AttrList(y[1]);if(M.TYPE===u){var N={attrs:M,bitrate:0,id:x++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:u,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?w.resolve(M.URI,a):""};if(o.length){var j=w.findGroup(o,N.groupId)||o[0];S(N,j,"audioCodec"),S(N,j,"textCodec")}p.push(N)}}return p},w.parseLevelPlaylist=function(h,a,u,o,y){var p=new U.LevelDetails(a),x=p.fragments,M=null,N=0,j=0,W=0,L=0,I=null,K=new F.Fragment(o,a),Y,ee,oe,xe=-1,ve=!1;for(A.lastIndex=0,p.m3u8=h;(Y=A.exec(h))!==null;){ve&&(ve=!1,K=new F.Fragment(o,a),K.start=W,K.sn=N,K.cc=L,K.level=u,M&&(K.initSegment=M,K.rawProgramDateTime=M.rawProgramDateTime));var ge=Y[1];if(ge){K.duration=parseFloat(ge);var me=(" "+Y[2]).slice(1);K.title=me||null,K.tagList.push(me?["INF",ge,me]:["INF",ge])}else if(Y[3])Object(G.isFiniteNumber)(K.duration)&&(K.start=W,oe&&(K.levelkey=oe),K.sn=N,K.level=u,K.cc=L,K.urlId=y,x.push(K),K.relurl=(" "+Y[3]).slice(1),f(K,I),I=K,W+=K.duration,N++,j=0,ve=!0);else if(Y[4]){var ce=(" "+Y[4]).slice(1);I?K.setByteRange(ce,I):K.setByteRange(ce)}else if(Y[5])K.rawProgramDateTime=(" "+Y[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),xe===-1&&(xe=x.length);else{if(Y=Y[0].match(v),!Y){E.logger.warn("No matches on slow regex match for level playlist!");continue}for(ee=1;ee<Y.length&&!(typeof Y[ee]!="undefined");ee++);var ie=(" "+Y[ee]).slice(1),pe=(" "+Y[ee+1]).slice(1),J=Y[ee+2]?(" "+Y[ee+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":p.type=pe.toUpperCase();break;case"MEDIA-SEQUENCE":N=p.startSN=parseInt(pe);break;case"SKIP":{var ne=new D.AttrList(pe),$=ne.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)($)){p.skippedSegments=$;for(var be=$;be--;)x.unshift(null);N+=$}var Te=ne.enumeratedString("RECENTLY-REMOVED-DATERANGES");Te&&(p.recentlyRemovedDateranges=Te.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(pe);break;case"VERSION":p.version=parseInt(pe);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(pe||J)&&K.tagList.push(J?[pe,J]:[pe]);break;case"DIS":L++;case"GAP":K.tagList.push([ie]);break;case"BITRATE":K.tagList.push([ie,pe]);break;case"DISCONTINUITY-SEQ":L=parseInt(pe);break;case"KEY":{var ye,Se=new D.AttrList(pe),Pe=Se.enumeratedString("METHOD"),Ie=Se.URI,Ue=Se.hexadecimalInteger("IV"),Re=Se.enumeratedString("KEYFORMATVERSIONS"),Oe=Se.enumeratedString("KEYID"),Ve=(ye=Se.enumeratedString("KEYFORMAT"))!=null?ye:"identity",qe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(qe.indexOf(Ve)>-1){E.logger.warn("Keyformat "+Ve+" is not supported from the manifest");continue}else if(Ve!=="identity")continue;Pe&&(oe=P.LevelKey.fromURL(a,Ie),Ie&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Pe)>=0&&(oe.method=Pe,oe.keyFormat=Ve,Oe&&(oe.keyID=Oe),Re&&(oe.keyFormatVersions=Re),oe.iv=Ue));break}case"START":{var He=new D.AttrList(pe),ze=He.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(ze)&&(p.startTimeOffset=ze);break}case"MAP":{var nt=new D.AttrList(pe);K.relurl=nt.URI,nt.BYTERANGE&&K.setByteRange(nt.BYTERANGE),K.level=u,K.sn="initSegment",oe&&(K.levelkey=oe),K.initSegment=null,M=K,ve=!0;break}case"SERVER-CONTROL":{var Je=new D.AttrList(pe);p.canBlockReload=Je.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Je.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Je.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Je.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Je.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var $e=new D.AttrList(pe);p.partTarget=$e.decimalFloatingPoint("PART-TARGET");break}case"PART":{var we=p.partList;we||(we=p.partList=[]);var rt=j>0?we[we.length-1]:void 0,Ze=j++,Me=new F.Part(new D.AttrList(pe),K,a,Ze,rt);we.push(Me),K.duration+=Me.duration;break}case"PRELOAD-HINT":{var je=new D.AttrList(pe);p.preloadHint=je;break}case"RENDITION-REPORT":{var he=new D.AttrList(pe);p.renditionReports=p.renditionReports||[],p.renditionReports.push(he);break}default:E.logger.warn("line parsed but not handled: "+Y);break}}}I&&!I.relurl?(x.pop(),W-=I.duration,p.partList&&(p.fragmentHint=I)):p.partList&&(f(K,I),K.cc=L,p.fragmentHint=K);var ue=x.length,de=x[0],Z=x[ue-1];if(W+=p.skippedSegments*p.targetduration,W>0&&ue&&Z){p.averagetargetduration=W/ue;var q=Z.sn;p.endSN=q!=="initSegment"?q:0,de&&(p.startCC=de.cc,de.initSegment||p.fragments.every(function(te){return te.relurl&&s(te.relurl)})&&(E.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new F.Fragment(o,a),K.relurl=Z.relurl,K.level=u,K.sn="initSegment",de.initSegment=K,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(W+=p.fragmentHint.duration),p.totalduration=W,p.endCC=L,xe>0&&m(x,xe),p},w}();function l(w,g){["video","audio","text"].forEach(function(h){var a=w.filter(function(o){return Object(b.isCodecType)(o,h)});if(a.length){var u=a.filter(function(o){return o.lastIndexOf("avc1",0)===0||o.lastIndexOf("mp4a",0)===0});g[h+"Codec"]=u.length>0?u[0]:a[0],w=w.filter(function(o){return a.indexOf(o)===-1})}}),g.unknownCodecs=w}function S(w,g,h){var a=g[h];a&&(w[h]=a)}function m(w,g){for(var h=w[g],a=g;a--;){var u=w[a];if(!u)return;u.programDateTime=h.programDateTime-u.duration*1e3,h=u}}function f(w,g){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):g!=null&&g.programDateTime&&(w.programDateTime=g.endProgramDateTime),Object(G.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/polyfills/number.ts"),k=R("./src/events.ts"),O=R("./src/errors.ts"),F=R("./src/utils/logger.ts"),U=R("./src/utils/mp4-tools.ts"),P=R("./src/loader/m3u8-parser.ts"),D=R("./src/types/loader.ts"),E=R("./src/utils/attr-list.ts");function b(A){var v=A.type;switch(v){case D.PlaylistContextType.AUDIO_TRACK:return D.PlaylistLevelType.AUDIO;case D.PlaylistContextType.SUBTITLE_TRACK:return D.PlaylistLevelType.SUBTITLE;default:return D.PlaylistLevelType.MAIN}}function _(A,v){var c=A.url;return(c===void 0||c.indexOf("data:")===0)&&(c=v.url),c}var C=function(){function A(c){this.hls=void 0,this.loaders=Object.create(null),this.hls=c,this.registerListeners()}var v=A.prototype;return v.registerListeners=function(){var s=this.hls;s.on(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(k.Events.LEVEL_LOADING,this.onLevelLoading,this),s.on(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),s.on(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.unregisterListeners=function(){var s=this.hls;s.off(k.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(k.Events.LEVEL_LOADING,this.onLevelLoading,this),s.off(k.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),s.off(k.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},v.createInternalLoader=function(s){var d=this.hls.config,l=d.pLoader,S=d.loader,m=l||S,f=new m(d);return s.loader=f,this.loaders[s.type]=f,f},v.getInternalLoader=function(s){return this.loaders[s.type]},v.resetInternalLoader=function(s){this.loaders[s]&&delete this.loaders[s]},v.destroyInternalLoaders=function(){for(var s in this.loaders){var d=this.loaders[s];d&&d.destroy(),this.resetInternalLoader(s)}},v.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},v.onManifestLoading=function(s,d){var l=d.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},v.onLevelLoading=function(s,d){var l=d.id,S=d.level,m=d.url,f=d.deliveryDirectives;this.load({id:l,groupId:null,level:S,responseType:"text",type:D.PlaylistContextType.LEVEL,url:m,deliveryDirectives:f})},v.onAudioTrackLoading=function(s,d){var l=d.id,S=d.groupId,m=d.url,f=d.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:m,deliveryDirectives:f})},v.onSubtitleTrackLoading=function(s,d){var l=d.id,S=d.groupId,m=d.url,f=d.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:m,deliveryDirectives:f})},v.load=function(s){var d,l=this.hls.config,S=this.getInternalLoader(s);if(S){var m=S.context;if(m&&m.url===s.url){F.logger.trace("[playlist-loader]: playlist request ongoing");return}F.logger.log("[playlist-loader]: aborting previous loader for type: "+s.type),S.abort()}var f,w,g,h;switch(s.type){case D.PlaylistContextType.MANIFEST:f=l.manifestLoadingMaxRetry,w=l.manifestLoadingTimeOut,g=l.manifestLoadingRetryDelay,h=l.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:f=0,w=l.levelLoadingTimeOut;break;default:f=l.levelLoadingMaxRetry,w=l.levelLoadingTimeOut,g=l.levelLoadingRetryDelay,h=l.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(s),(d=s.deliveryDirectives)!==null&&d!==void 0&&d.part){var a;if(s.type===D.PlaylistContextType.LEVEL&&s.level!==null?a=this.hls.levels[s.level].details:s.type===D.PlaylistContextType.AUDIO_TRACK&&s.id!==null?a=this.hls.audioTracks[s.id].details:s.type===D.PlaylistContextType.SUBTITLE_TRACK&&s.id!==null&&(a=this.hls.subtitleTracks[s.id].details),a){var u=a.partTarget,o=a.targetduration;u&&o&&(w=Math.min(Math.max(u*3,o*.8)*1e3,w))}}var y={timeout:w,maxRetry:f,retryDelay:g,maxRetryDelay:h,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(s,y,p)},v.loadsuccess=function(s,d,l,S){if(S===void 0&&(S=null),l.isSidxRequest){this.handleSidxRequest(s,l),this.handlePlaylistLoaded(s,d,l,S);return}this.resetInternalLoader(l.type);var m=s.data;if(m.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(s,l,"no EXTM3U delimiter",S);return}d.parsing.start=performance.now(),m.indexOf("#EXTINF:")>0||m.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(s,d,l,S):this.handleMasterPlaylist(s,d,l,S)},v.loaderror=function(s,d,l){l===void 0&&(l=null),this.handleNetworkError(d,l,!1,s)},v.loadtimeout=function(s,d,l){l===void 0&&(l=null),this.handleNetworkError(d,l,!0)},v.handleMasterPlaylist=function(s,d,l,S){var m=this.hls,f=s.data,w=_(s,l),g=P.default.parseMasterPlaylist(f,w),h=g.levels,a=g.sessionData;if(!h.length){this.handleManifestParsingError(s,l,"no level found in manifest",S);return}var u=h.map(function(N){return{id:N.attrs.AUDIO,audioCodec:N.audioCodec}}),o=h.map(function(N){return{id:N.attrs.SUBTITLES,textCodec:N.textCodec}}),y=P.default.parseMasterPlaylistMedia(f,w,"AUDIO",u),p=P.default.parseMasterPlaylistMedia(f,w,"SUBTITLES",o),x=P.default.parseMasterPlaylistMedia(f,w,"CLOSED-CAPTIONS");if(y.length){var M=y.some(function(N){return!N.url});!M&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(F.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),y.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new E.AttrList({}),bitrate:0,url:""}))}m.trigger(k.Events.MANIFEST_LOADED,{levels:h,audioTracks:y,subtitles:p,captions:x,url:w,stats:d,networkDetails:S,sessionData:a})},v.handleTrackOrLevelPlaylist=function(s,d,l,S){var m=this.hls,f=l.id,w=l.level,g=l.type,h=_(s,l),a=Object(G.isFiniteNumber)(f)?f:0,u=Object(G.isFiniteNumber)(w)?w:a,o=b(l),y=P.default.parseLevelPlaylist(s.data,h,u,o,a);if(!y.fragments.length){m.trigger(k.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(g===D.PlaylistContextType.MANIFEST){var p={attrs:new E.AttrList({}),bitrate:0,details:y,name:"",url:h};m.trigger(k.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:h,stats:d,networkDetails:S,sessionData:null})}if(d.parsing.end=performance.now(),y.needSidxRanges){var x,M=(x=y.fragments[0].initSegment)===null||x===void 0?void 0:x.url;this.load({url:M,isSidxRequest:!0,type:g,level:w,levelDetails:y,id:f,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=y,this.handlePlaylistLoaded(s,d,l,S)},v.handleSidxRequest=function(s,d){var l=Object(U.parseSegmentIndex)(new Uint8Array(s.data));if(!l)return;var S=l.references,m=d.levelDetails;S.forEach(function(f,w){var g=f.info,h=m.fragments[w];h.byteRange.length===0&&h.setByteRange(String(1+g.end-g.start)+"@"+String(g.start)),h.initSegment&&h.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},v.handleManifestParsingError=function(s,d,l,S){this.hls.trigger(k.Events.ERROR,{type:O.ErrorTypes.NETWORK_ERROR,details:O.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:d.type===D.PlaylistContextType.MANIFEST,url:s.url,reason:l,response:s,context:d,networkDetails:S})},v.handleNetworkError=function(s,d,l,S){l===void 0&&(l=!1),F.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+s.type+" level: "+s.level+" id: "+s.id+' group-id: "'+s.groupId+'"');var m=O.ErrorDetails.UNKNOWN,f=!1,w=this.getInternalLoader(s);switch(s.type){case D.PlaylistContextType.MANIFEST:m=l?O.ErrorDetails.MANIFEST_LOAD_TIMEOUT:O.ErrorDetails.MANIFEST_LOAD_ERROR,f=!0;break;case D.PlaylistContextType.LEVEL:m=l?O.ErrorDetails.LEVEL_LOAD_TIMEOUT:O.ErrorDetails.LEVEL_LOAD_ERROR,f=!1;break;case 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O.box.apply(null,[O.types.moov,O.mvhd(U[0].timescale,U[0].duration)].concat(D).concat(O.mvex(U)))},O.mvex=function(U){for(var P=U.length,D=[];P--;)D[P]=O.trex(U[P]);return O.box.apply(null,[O.types.mvex].concat(D))},O.mvhd=function(U,P){P*=U;var D=Math.floor(P/(G+1)),E=Math.floor(P%(G+1)),b=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,D>>24,D>>16&255,D>>8&255,D&255,E>>24,E>>16&255,E>>8&255,E&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 O.box(O.types.mvhd,b)},O.sdtp=function(U){var P=U.samples||[],D=new Uint8Array(4+P.length),E,b;for(E=0;E<P.length;E++)b=P[E].flags,D[E+4]=b.dependsOn<<4|b.isDependedOn<<2|b.hasRedundancy;return O.box(O.types.sdtp,D)},O.stbl=function(U){return O.box(O.types.stbl,O.stsd(U),O.box(O.types.stts,O.STTS),O.box(O.types.stsc,O.STSC),O.box(O.types.stsz,O.STSZ),O.box(O.types.stco,O.STCO))},O.avc1=function(U){var P=[],D=[],E,b,_;for(E=0;E<U.sps.length;E++)b=U.sps[E],_=b.byteLength,P.push(_>>>8&255),P.push(_&255),P=P.concat(Array.prototype.slice.call(b));for(E=0;E<U.pps.length;E++)b=U.pps[E],_=b.byteLength,D.push(_>>>8&255),D.push(_&255),D=D.concat(Array.prototype.slice.call(b));var C=O.box(O.types.avcC,new Uint8Array([1,P[3],P[4],P[5],252|3,224|U.sps.length].concat(P).concat([U.pps.length]).concat(D))),A=U.width,v=U.height,c=U.pixelRatio[0],s=U.pixelRatio[1];return O.box(O.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,A>>8&255,A&255,v>>8&255,v&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),C,O.box(O.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),O.box(O.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,c&255,s>>24,s>>16&255,s>>8&255,s&255])))},O.esds=function(U){var P=U.config.length;return new Uint8Array([0,0,0,0,3,23+P,0,1,0,4,15+P,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([P]).concat(U.config).concat([6,1,2]))},O.mp4a=function(U){var P=U.samplerate;return O.box(O.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,P>>8&255,P&255,0,0]),O.box(O.types.esds,O.esds(U)))},O.mp3=function(U){var P=U.samplerate;return O.box(O.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,P>>8&255,P&255,0,0]))},O.stsd=function(U){return U.type==="audio"?!U.isAAC&&U.codec==="mp3"?O.box(O.types.stsd,O.STSD,O.mp3(U)):O.box(O.types.stsd,O.STSD,O.mp4a(U)):O.box(O.types.stsd,O.STSD,O.avc1(U))},O.tkhd=function(U){var P=U.id,D=U.duration*U.timescale,E=U.width,b=U.height,_=Math.floor(D/(G+1)),C=Math.floor(D%(G+1));return O.box(O.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,P>>24&255,P>>16&255,P>>8&255,P&255,0,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,E>>8&255,E&255,0,0,b>>8&255,b&255,0,0]))},O.traf=function(U,P){var D=O.sdtp(U),E=U.id,b=Math.floor(P/(G+1)),_=Math.floor(P%(G+1));return O.box(O.types.traf,O.box(O.types.tfhd,new Uint8Array([0,0,0,0,E>>24,E>>16&255,E>>8&255,E&255])),O.box(O.types.tfdt,new Uint8Array([1,0,0,0,b>>24,b>>16&255,b>>8&255,b&255,_>>24,_>>16&255,_>>8&255,_&255])),O.trun(U,D.length+16+20+8+16+8+8),D)},O.trak=function(U){return U.duration=U.duration||4294967295,O.box(O.types.trak,O.tkhd(U),O.mdia(U))},O.trex=function(U){var P=U.id;return O.box(O.types.trex,new Uint8Array([0,0,0,0,P>>24,P>>16&255,P>>8&255,P&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},O.trun=function(U,P){var D=U.samples||[],E=D.length,b=12+16*E,_=new Uint8Array(b),C,A,v,c,s,d;for(P+=8+b,_.set([0,0,15,1,E>>>24&255,E>>>16&255,E>>>8&255,E&255,P>>>24&255,P>>>16&255,P>>>8&255,P&255],0),C=0;C<E;C++)A=D[C],v=A.duration,c=A.size,s=A.flags,d=A.cts,_.set([v>>>24&255,v>>>16&255,v>>>8&255,v&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,s.degradPrio&240<<8,s.degradPrio&15,d>>>24&255,d>>>16&255,d>>>8&255,d&255],12+16*C);return O.box(O.types.trun,_)},O.initSegment=function(U){O.types||O.init();var P=O.moov(U),D=new Uint8Array(O.FTYP.byteLength+P.byteLength);return D.set(O.FTYP),D.set(P,O.FTYP.byteLength),D},O}();k.types=void 0,k.HDLR_TYPES=void 0,k.STTS=void 0,k.STSC=void 0,k.STCO=void 0,k.STSZ=void 0,k.VMHD=void 0,k.SMHD=void 0,k.STSD=void 0,k.FTYP=void 0,k.DINF=void 0,V.default=k},"./src/remux/mp4-remuxer.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"default",function(){return d}),R.d(V,"normalizePts",function(){return l});var G=R("./src/polyfills/number.ts"),k=R("./src/remux/aac-helper.ts"),O=R("./src/remux/mp4-generator.ts"),F=R("./src/events.ts"),U=R("./src/errors.ts"),P=R("./src/utils/logger.ts"),D=R("./src/types/loader.ts"),E=R("./src/utils/timescale-conversion.ts");function b(){return b=Object.assign||function(w){for(var g=1;g<arguments.length;g++){var h=arguments[g];for(var a in h)Object.prototype.hasOwnProperty.call(h,a)&&(w[a]=h[a])}return w},b.apply(this,arguments)}var _=10*1e3,C=1024,A=1152,v=null,c=null,s=!1,d=function(){function w(h,a,u,o){if(o===void 0&&(o=""),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=a,this.typeSupported=u,this.ISGenerated=!1,v===null){var y=navigator.userAgent||"",p=y.match(/Chrome\/(\d+)/i);v=p?parseInt(p[1]):0}if(c===null){var x=navigator.userAgent.match(/Safari\/(\d+)/i);c=x?parseInt(x[1]):0}s=!!v&&v<75||!!c&&c<600}var g=w.prototype;return g.destroy=function(){},g.resetTimeStamp=function(a){P.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=a},g.resetNextTimestamp=function(){P.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},g.resetInitSegment=function(){P.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},g.getVideoStartPts=function(a){var u=!1,o=a.reduce(function(y,p){var x=p.pts-y;return x<-4294967296?(u=!0,l(y,p.pts)):x>0?y:p.pts},a[0].pts);return u&&P.logger.debug("PTS rollover detected"),o},g.remux=function(a,u,o,y,p,x,M,N){var j,W,L,I,K,Y,ee=p,oe=p,xe=a.pid>-1,ve=u.pid>-1,ge=u.samples.length,me=a.samples.length>0,ce=ge>1,ie=(!xe||me)&&(!ve||ce)||this.ISGenerated||M;if(ie){this.ISGenerated||(L=this.generateIS(a,u,p));var pe=this.isVideoContiguous,J=-1;if(ce&&(J=S(u.samples),!pe&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,J>0){P.logger.warn("[mp4-remuxer]: Dropped "+J+" out of "+ge+" video samples due to a missing keyframe");var ne=this.getVideoStartPts(u.samples);u.samples=u.samples.slice(J),u.dropped+=J,oe+=(u.samples[0].pts-ne)/(u.timescale||9e4)}else J===-1&&(P.logger.warn("[mp4-remuxer]: No keyframe found out of "+ge+" video samples"),Y=!1);if(this.ISGenerated){if(me&&ce){var $=this.getVideoStartPts(u.samples),be=l(a.samples[0].pts,$)-$,Te=be/u.inputTimeScale;ee+=Math.max(0,Te),oe+=Math.max(0,-Te)}if(me){if(a.samplerate||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),L=this.generateIS(a,u,p)),W=this.remuxAudio(a,ee,this.isAudioContiguous,x,ve||ce||N===D.PlaylistLevelType.AUDIO?oe:void 0),ce){var ye=W?W.endPTS-W.startPTS:0;u.inputTimeScale||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),L=this.generateIS(a,u,p)),j=this.remuxVideo(u,oe,pe,ye)}}else ce&&(j=this.remuxVideo(u,oe,pe,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(o.samples.length&&(K=this.remuxID3(o,p)),y.samples.length&&(I=this.remuxText(y,p))),{audio:W,video:j,initSegment:L,independent:Y,text:I,id3:K}},g.generateIS=function(a,u,o){var y=a.samples,p=u.samples,x=this.typeSupported,M={},N=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,L,I;if(N&&(W=L=Infinity),a.config&&y.length&&(a.timescale=a.samplerate,a.isAAC||(x.mpeg?(j="audio/mpeg",a.codec=""):x.mp3&&(a.codec="mp3")),M.audio={id:"audio",container:j,codec:a.codec,initSegment:!a.isAAC&&x.mpeg?new Uint8Array(0):O.default.initSegment([a]),metadata:{channelCount:a.channelCount}},N&&(I=a.inputTimeScale,W=L=y[0].pts-Math.round(I*o))),u.sps&&u.pps&&p.length&&(u.timescale=u.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:u.codec,initSegment:O.default.initSegment([u]),metadata:{width:u.width,height:u.height}},N)){I=u.inputTimeScale;var K=this.getVideoStartPts(p),Y=Math.round(I*o);L=Math.min(L,l(p[0].dts,K)-Y),W=Math.min(W,K-Y)}if(Object.keys(M).length)return this.ISGenerated=!0,N&&(this._initPTS=W,this._initDTS=L),{tracks:M,initPTS:W,timescale:I}},g.remuxVideo=function(a,u,o,y){var p=a.inputTimeScale,x=a.samples,M=[],N=x.length,j=this._initPTS,W=this.nextAvcDts,L=8,I,K,Y,ee=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,xe=0,ve=!1;if(!o||W===null){var ge=u*p,me=x[0].pts-l(x[0].dts,x[0].pts);W=ge-me}for(var ce=0;ce<N;ce++){var ie=x[ce];if(ie.pts=l(ie.pts-j,W),ie.dts=l(ie.dts-j,W),ie.dts>ie.pts){var pe=9e4*.2;xe=Math.max(Math.min(xe,ie.pts-ie.dts),-1*pe)}ie.dts<x[ce>0?ce-1:ce].dts&&(ve=!0)}ve&&x.sort(function(vt,ft){var ke=vt.dts-ft.dts,yt=vt.pts-ft.pts;return ke||yt}),K=x[0].dts,Y=x[x.length-1].dts;var J=Math.round((Y-K)/(N-1));if(xe<0){if(xe<J*-2){P.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(E.toMsFromMpegTsClock)(-J,!0)+" ms");for(var ne=xe,$=0;$<N;$++)x[$].dts=ne=Math.max(ne,x[$].pts-J),x[$].pts=Math.max(ne,x[$].pts)}else{P.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(E.toMsFromMpegTsClock)(xe,!0)+" ms to overcome this issue");for(var be=0;be<N;be++)x[be].dts=x[be].dts+xe}K=x[0].dts}if(o){var Te=K-W,ye=Te>J,Se=Te<-1;if(ye||Se){ye?P.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(Te,!0)+" ms ("+Te+"dts) hole between fragments detected, filling it"):P.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(-Te,!0)+" ms ("+Te+"dts) overlapping between fragments detected"),K=W;var Pe=x[0].pts-Te;x[0].dts=K,x[0].pts=Pe,P.logger.log("Video: First PTS/DTS adjusted: "+Object(E.toMsFromMpegTsClock)(Pe,!0)+"/"+Object(E.toMsFromMpegTsClock)(K,!0)+", delta: "+Object(E.toMsFromMpegTsClock)(Te,!0)+" ms")}}s&&(K=Math.max(0,K));for(var Ie=0,Ue=0,Re=0;Re<N;Re++){for(var Oe=x[Re],Ve=Oe.units,qe=Ve.length,He=0,ze=0;ze<qe;ze++)He+=Ve[ze].data.length;Ue+=He,Ie+=qe,Oe.length=He,Oe.dts=Math.max(Oe.dts,K),Oe.pts=Math.max(Oe.pts,Oe.dts,0),ee=Math.min(Oe.pts,ee),oe=Math.max(Oe.pts,oe)}Y=x[N-1].dts;var nt=Ue+4*Ie+8,Je;try{Je=new Uint8Array(nt)}catch(vt){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:nt,reason:"fail allocating video mdat "+nt});return}var $e=new DataView(Je.buffer);$e.setUint32(0,nt),Je.set(O.default.types.mdat,4);for(var we=0;we<N;we++){for(var rt=x[we],Ze=rt.units,Me=0,je=0,he=Ze.length;je<he;je++){var ue=Ze[je],de=ue.data,Z=ue.data.byteLength;$e.setUint32(L,Z),L+=4,Je.set(de,L),L+=Z,Me+=4+Z}if(we<N-1)I=x[we+1].dts-rt.dts;else{var q=this.config,te=rt.dts-x[we>0?we-1:we].dts;if(q.stretchShortVideoTrack&&this.nextAudioPts!==null){var se=Math.floor(q.maxBufferHole*p),fe=(y?ee+y*p:this.nextAudioPts)-rt.pts;fe>se?(I=fe-te,I<0&&(I=te),P.logger.log("[mp4-remuxer]: It is approximately "+fe/90+" ms to the next segment; using duration "+I/90+" ms for the last video frame.")):I=te}else I=te}var _e=Math.round(rt.pts-rt.dts);M.push(new m(rt.key,I,Me,_e))}if(M.length&&v&&v<70){var De=M[0].flags;De.dependsOn=2,De.isNonSync=0}console.assert(I!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=Y+I,this.isVideoContiguous=!0;var We=O.default.moof(a.sequenceNumber++,K,b({},a,{samples:M})),Xe="video",Ce={data1:We,data2:Je,startPTS:ee/p,endPTS:(oe+I)/p,startDTS:K/p,endDTS:W/p,type:Xe,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:a.dropped};return a.samples=[],a.dropped=0,console.assert(Je.length,"MDAT length must not be zero"),Ce},g.remuxAudio=function(a,u,o,y,p){var x=a.inputTimeScale,M=a.samplerate?a.samplerate:x,N=x/M,j=a.isAAC?C:A,W=j*N,L=this._initPTS,I=!a.isAAC&&this.typeSupported.mpeg,K=[],Y=a.samples,ee=I?0:8,oe=this.nextAudioPts||-1,xe=u*x;if(this.isAudioContiguous=o=o||Y.length&&oe>0&&(y&&Math.abs(xe-oe)<9e3||Math.abs(l(Y[0].pts-L,xe)-oe)<20*W),Y.forEach(function(de){de.pts=l(de.pts-L,xe)}),!o||oe<0){if(Y=Y.filter(function(de){return de.pts>=0}),!Y.length)return;p===0?oe=0:y?oe=Math.max(0,xe):oe=Y[0].pts}if(a.isAAC)for(var ve=p!==void 0,ge=this.config.maxAudioFramesDrift,me=0,ce=oe;me<Y.length;me++){var ie=Y[me],pe=ie.pts,J=pe-ce,ne=Math.abs(1e3*J/x);if(J<=-ge*W&&ve)me===0&&(P.logger.warn("Audio frame @ "+(pe/x).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/x)+" ms."),this.nextAudioPts=oe=ce=pe);else if(J>=ge*W&&ne<_&&ve){var $=Math.round(J/W);ce=pe-$*W,ce<0&&($--,ce+=W),me===0&&(this.nextAudioPts=oe=ce),P.logger.warn("[mp4-remuxer]: Injecting "+$+" audio frame @ "+(ce/x).toFixed(3)+"s due to "+Math.round(1e3*J/x)+" ms gap.");for(var be=0;be<$;be++){var Te=Math.max(ce,0),ye=k.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount);ye||(P.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=ie.unit.subarray()),Y.splice(me,0,{unit:ye,pts:Te}),ce+=W,me++}}ie.pts=ce,ce+=W}for(var Se=null,Pe=null,Ie,Ue=0,Re=Y.length;Re--;)Ue+=Y[Re].unit.byteLength;for(var Oe=0,Ve=Y.length;Oe<Ve;Oe++){var qe=Y[Oe],He=qe.unit,ze=qe.pts;if(Pe!==null){var nt=K[Oe-1];nt.duration=Math.round((ze-Pe)/N)}else if(o&&a.isAAC&&(ze=oe),Se=ze,Ue>0){Ue+=ee;try{Ie=new Uint8Array(Ue)}catch(de){this.observer.emit(F.Events.ERROR,F.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ue,reason:"fail allocating audio mdat "+Ue});return}if(!I){var Je=new DataView(Ie.buffer);Je.setUint32(0,Ue),Ie.set(O.default.types.mdat,4)}}else return;Ie.set(He,ee);var $e=He.byteLength;ee+=$e,K.push(new m(!0,j,$e,0)),Pe=ze}var we=K.length;if(!we)return;var rt=K[K.length-1];this.nextAudioPts=oe=Pe+N*rt.duration;var Ze=I?new Uint8Array(0):O.default.moof(a.sequenceNumber++,Se/N,b({},a,{samples:K}));a.samples=[];var Me=Se/x,je=oe/x,he="audio",ue={data1:Ze,data2:Ie,startPTS:Me,endPTS:je,startDTS:Me,endDTS:je,type:he,hasAudio:!0,hasVideo:!1,nb:we};return this.isAudioContiguous=!0,console.assert(Ie.length,"MDAT length must not be zero"),ue},g.remuxEmptyAudio=function(a,u,o,y){var p=a.inputTimeScale,x=a.samplerate?a.samplerate:p,M=p/x,N=this.nextAudioPts,j=(N!==null?N:y.startDTS*p)+this._initDTS,W=y.endDTS*p+this._initDTS,L=M*C,I=Math.ceil((W-j)/L),K=k.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount);if(P.logger.warn("[mp4-remuxer]: remux empty Audio"),!K){P.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio 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Skipping it!");return}this.chars[this.pos].setChar(y,this.currPenState),this.moveCursor(1)},a.clearFromPos=function(o){var y;for(y=o;y<U;y++)this.chars[y].reset()},a.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},a.clearToEndOfRow=function(){this.clearFromPos(this.pos)},a.getTextString=function(){for(var o=[],y=!0,p=0;p<U;p++){var x=this.chars[p].uchar;x!==" "&&(y=!1),o.push(x)}return y?"":o.join("")},a.setPenStyles=function(o){this.currPenState.setStyles(o);var y=this.chars[this.pos];y.setPenState(this.currPenState)},h}(),l=function(){function h(u){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var o=0;o<F;o++)this.rows.push(new d(u));this.logger=u,this.currRow=F-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var a=h.prototype;return a.reset=function(){for(var o=0;o<F;o++)this.rows[o].clear();this.currRow=F-1},a.equals=function(o){for(var y=!0,p=0;p<F;p++)if(!this.rows[p].equals(o.rows[p])){y=!1;break}return y},a.copy=function(o){for(var y=0;y<F;y++)this.rows[y].copy(o.rows[y])},a.isEmpty=function(){for(var o=!0,y=0;y<F;y++)if(!this.rows[y].isEmpty()){o=!1;break}return o},a.backSpace=function(){var o=this.rows[this.currRow];o.backSpace()},a.clearToEndOfRow=function(){var o=this.rows[this.currRow];o.clearToEndOfRow()},a.insertChar=function(o){var y=this.rows[this.currRow];y.insertChar(o)},a.setPen=function(o){var y=this.rows[this.currRow];y.setPenStyles(o)},a.moveCursor=function(o){var y=this.rows[this.currRow];y.moveCursor(o)},a.setCursor=function(o){this.logger.log(C.INFO,"setCursor: "+o);var y=this.rows[this.currRow];y.setCursor(o)},a.setPAC=function(o){this.logger.log(C.INFO,"pacData = "+JSON.stringify(o));var y=o.row-1;if(this.nrRollUpRows&&y<this.nrRollUpRows-1&&(y=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==y){for(var p=0;p<F;p++)this.rows[p].clear();var x=this.currRow+1-this.nrRollUpRows,M=this.lastOutputScreen;if(M){var N=M.rows[x].cueStartTime,j=this.logger.time;if(N&&j!==null&&N<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[y-this.nrRollUpRows+W+1].copy(M.rows[x+W])}}this.currRow=y;var L=this.rows[this.currRow];if(o.indent!==null){var I=o.indent,K=Math.max(I-1,0);L.setCursor(o.indent),o.color=L.chars[K].penState.foreground}var Y={foreground:o.color,underline:o.underline,italics:o.italics,background:"black",flash:!1};this.setPen(Y)},a.setBkgData=function(o){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(o)),this.backSpace(),this.setPen(o),this.insertChar(32)},a.setRollUpRows=function(o){this.nrRollUpRows=o},a.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.TEXT,this.getDisplayText());var o=this.currRow+1-this.nrRollUpRows,y=this.rows.splice(o,1)[0];y.clear(),this.rows.splice(this.currRow,0,y),this.logger.log(C.INFO,"Rolling up")},a.getDisplayText=function(o){o=o||!1;for(var y=[],p="",x=-1,M=0;M<F;M++){var N=this.rows[M].getTextString();N&&(x=M+1,o?y.push("Row "+x+": '"+N+"'"):y.push(N.trim()))}return y.length>0&&(o?p="["+y.join(" | ")+"]":p=y.join(`
`)),p},a.getTextAndFormat=function(){return this.rows},h}(),S=function(){function h(u,o,y){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=u,this.outputFilter=o,this.mode=null,this.verbose=0,this.displayedMemory=new l(y),this.nonDisplayedMemory=new l(y),this.lastOutputScreen=new l(y),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=y}var a=h.prototype;return a.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[F-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},a.getHandler=function(){return this.outputFilter},a.setHandler=function(o){this.outputFilter=o},a.setPAC=function(o){this.writeScreen.setPAC(o)},a.setBkgData=function(o){this.writeScreen.setBkgData(o)},a.setMode=function(o){if(o===this.mode)return;this.mode=o,this.logger.log(C.INFO,"MODE="+o),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=o},a.insertChars=function(o){for(var y=0;y<o.length;y++)this.writeScreen.insertChar(o[y]);var p=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},a.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},a.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},a.ccAOF=function(){},a.ccAON=function(){},a.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},a.ccRU=function(o){this.logger.log(C.INFO,"RU("+o+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(o)},a.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},a.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},a.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},a.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},a.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},a.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},a.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},a.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var o=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=o,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},a.ccTO=function(o){this.logger.log(C.INFO,"TO("+o+") - Tab Offset"),this.writeScreen.moveCursor(o)},a.ccMIDROW=function(o){var y={flash:!1};if(y.underline=o%2===1,y.italics=o>=46,y.italics)y.foreground="white";else{var p=Math.floor(o/2)-16,x=["white","green","blue","cyan","red","yellow","magenta"];y.foreground=x[p]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(y)),this.writeScreen.setPen(y)},a.outputDataUpdate=function(o){o===void 0&&(o=!1);var y=this.logger.time;if(y===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=y:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,y,this.lastOutputScreen),o&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:y),this.lastOutputScreen.copy(this.displayedMemory))},a.cueSplitAtTime=function(o){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,o,this.displayedMemory),this.cueStartTime=o))},h}(),m=function(){function h(u,o,y){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new A;this.channels=[null,new S(u,o,p),new S(u+1,y,p)],this.cmdHistory=g(),this.logger=p}var a=h.prototype;return a.getHandler=function(o){return this.channels[o].getHandler()},a.setHandler=function(o,y){this.channels[o].setHandler(y)},a.addData=function(o,y){var p,x,M,N=!1;this.logger.time=o;for(var j=0;j<y.length;j+=2){if(x=y[j]&127,M=y[j+1]&127,x===0&&M===0)continue;if(this.logger.log(C.DATA,"["+v([y[j],y[j+1]])+"] -> ("+v([x,M])+")"),p=this.parseCmd(x,M),p||(p=this.parseMidrow(x,M)),p||(p=this.parsePAC(x,M)),p||(p=this.parseBackgroundAttributes(x,M)),!p&&(N=this.parseChars(x,M),N)){var W=this.currentChannel;if(W&&W>0){var L=this.channels[W];L.insertChars(N)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!N&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+v([x,M])+" orig: "+v([y[j],y[j+1]]))}},a.parseCmd=function(o,y){var p=this.cmdHistory,x=(o===20||o===28||o===21||o===29)&&y>=32&&y<=47,M=(o===23||o===31)&&y>=33&&y<=35;if(!(x||M))return!1;if(w(o,y,p))return f(null,null,p),this.logger.log(C.DEBUG,"Repeated command ("+v([o,y])+") is dropped"),!0;var N=o===20||o===21||o===23?1:2,j=this.channels[N];return o===20||o===21||o===28||o===29?y===32?j.ccRCL():y===33?j.ccBS():y===34?j.ccAOF():y===35?j.ccAON():y===36?j.ccDER():y===37?j.ccRU(2):y===38?j.ccRU(3):y===39?j.ccRU(4):y===40?j.ccFON():y===41?j.ccRDC():y===42?j.ccTR():y===43?j.ccRTD():y===44?j.ccEDM():y===45?j.ccCR():y===46?j.ccENM():y===47&&j.ccEOC():j.ccTO(y-32),f(o,y,p),this.currentChannel=N,!0},a.parseMidrow=function(o,y){var p=0;if((o===17||o===25)&&y>=32&&y<=47){if(o===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var x=this.channels[p];return x?(x.ccMIDROW(y),this.logger.log(C.DEBUG,"MIDROW ("+v([o,y])+")"),!0):!1}return!1},a.parsePAC=function(o,y){var p,x=this.cmdHistory,M=(o>=17&&o<=23||o>=25&&o<=31)&&y>=64&&y<=127,N=(o===16||o===24)&&y>=64&&y<=95;if(!(M||N))return!1;if(w(o,y,x))return f(null,null,x),!0;var j=o<=23?1:2;y>=64&&y<=95?p=j===1?P[o]:E[o]:p=j===1?D[o]:b[o];var W=this.channels[j];return W?(W.setPAC(this.interpretPAC(p,y)),f(o,y,x),this.currentChannel=j,!0):!1},a.interpretPAC=function(o,y){var p,x={color:null,italics:!1,indent:null,underline:!1,row:o};return y>95?p=y-96:p=y-64,x.underline=(p&1)===1,p<=13?x.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(p/2)]:p<=15?(x.italics=!0,x.color="white"):x.indent=Math.floor((p-16)/2)*4,x},a.parseChars=function(o,y){var p,x=null,M=null;if(o>=25?(p=2,M=o-8):(p=1,M=o),M>=17&&M<=19){var N;M===17?N=y+80:M===18?N=y+112:N=y+144,this.logger.log(C.INFO,"Special char '"+O(N)+"' in channel "+p),x=[N]}else o>=32&&o<=127&&(x=y===0?[o]:[o,y]);if(x){var j=v(x);this.logger.log(C.DEBUG,"Char codes =  "+j.join(",")),f(o,y,this.cmdHistory)}return x},a.parseBackgroundAttributes=function(o,y){var p=(o===16||o===24)&&y>=32&&y<=47,x=(o===23||o===31)&&y>=45&&y<=47;if(!(p||x))return!1;var M,N={};o===16||o===24?(M=Math.floor((y-32)/2),N.background=_[M],y%2===1&&(N.background=N.background+"_semi")):y===45?N.background="transparent":(N.foreground="black",y===47&&(N.underline=!0));var j=o<=23?1:2,W=this.channels[j];return W.setBkgData(N),f(o,y,this.cmdHistory),!0},a.reset=function(){for(var o=0;o<Object.keys(this.channels).length;o++){var y=this.channels[o];y&&y.reset()}this.cmdHistory=g()},a.cueSplitAtTime=function(o){for(var y=0;y<this.channels.length;y++){var p=this.channels[y];p&&p.cueSplitAtTime(o)}},h}();function f(h,a,u){u.a=h,u.b=a}function w(h,a,u){return u.a===h&&u.b===a}function g(){return{a:null,b:null}}V.default=m},"./src/utils/codecs.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"isCodecType",function(){return k}),R.d(V,"isCodecSupportedInMp4",function(){return O});var G={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function k(F,U){var P=G[U];return!!P&&P[F.slice(0,4)]===!0}function O(F,U){return MediaSource.isTypeSupported((U||"video")+'/mp4;codecs="'+F+'"')}},"./src/utils/cues.ts":function(re,V,R){"use strict";R.r(V);var G=R("./src/utils/vttparser.ts"),k=R("./src/utils/webvtt-parser.ts"),O=R("./src/utils/texttrack-utils.ts"),F=/\s/,U={newCue:function(D,E,b,_){for(var C=[],A,v,c,s,d,l=self.VTTCue||self.TextTrackCue,S=0;S<_.rows.length;S++)if(A=_.rows[S],c=!0,s=0,d="",!A.isEmpty()){for(var m=0;m<A.chars.length;m++)F.test(A.chars[m].uchar)&&c?s++:(d+=A.chars[m].uchar,c=!1);A.cueStartTime=E,E===b&&(b+=1e-4),s>=16?s--:s++;var f=Object(G.fixLineBreaks)(d.trim()),w=Object(k.generateCueId)(E,b,f);(!D||!D.cues||!D.cues.getCueById(w))&&(v=new l(E,b,f),v.id=w,v.line=S+1,v.align="left",v.position=10+Math.min(80,Math.floor(s*8/32)*10),C.push(v))}return D&&C.length&&(C.sort(function(g,h){return g.line==="auto"||h.line==="auto"?0:g.line>8&&h.line>8?h.line-g.line:g.line-h.line}),C.forEach(function(g){return Object(O.addCueToTrack)(D,g)})),C}};V.default=U},"./src/utils/discontinuities.ts":function(re,V,R){"use strict";R.r(V),R.d(V,"findFirstFragWithCC",function(){return F}),R.d(V,"shouldAlignOnDiscontinuities",function(){return U}),R.d(V,"findDiscontinuousReferenceFrag",function(){return P}),R.d(V,"adjustSlidingStart",function(){return E}),R.d(V,"alignStream",function(){return b}),R.d(V,"alignPDT",function(){return C}),R.d(V,"alignFragmentByPDTDelta",function(){return A}),R.d(V,"alignMediaPlaylistByPDT",function(){return v});var G=R("./src/polyfills/number.ts"),k=R("./src/utils/logger.ts"),O=R("./src/controller/level-helper.ts");function F(c,s){for(var d=null,l=0,S=c.length;l<S;l++){var m=c[l];if(m&&m.cc===s){d=m;break}}return d}function U(c,s,d){return!!(s.details&&(d.endCC>d.startCC||c&&c.cc<d.startCC))}function P(c,s){var d=c.fragments,l=s.fragments;if(!l.length||!d.length){k.logger.log("No fragments to align");return}var S=F(d,l[0].cc);if(!S||S&&!S.startPTS){k.logger.log("No frag in previous level to align on");return}return S}function D(c,s){if(c){var d=c.start+s;c.start=c.startPTS=d,c.endPTS=d+c.duration}}function E(c,s){for(var d=s.fragments,l=0,S=d.length;l<S;l++)D(d[l],c);s.fragmentHint&&D(s.fragmentHint,c),s.alignedSliding=!0}function 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