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X=V.marker.find(0),re=dt(X.from,n)||en(V.marker)-en(i),le=dt(X.to,r)||tn(V.marker)-tn(i);if(re>=0&&le<=0||re<=0&&le>=0)continue;if(re<=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?dt(X.to,n)>=0:dt(X.to,n)>0)||re>=0&&(V.marker.inclusiveRight&&i.inclusiveLeft?dt(X.from,r)<=0:dt(X.from,r)<0))return!0}}function ur(e){for(var t;t=Ir(e);)e=t.find(-1,!0).line;return e}function Mi(e){for(var t;t=Fr(e);)e=t.find(1,!0).line;return e}function wn(e){for(var t,n;t=Fr(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function Zn(e,t){var n=rt(e,t),r=ur(n);return n==r?t:Tt(r)}function Hr(e,t){if(t>e.lastLine())return t;var n=rt(e,t),r;if(!Lr(e,n))return t;for(;r=Fr(n);)n=r.find(1,!0).line;return Tt(n)+1}function Lr(e,t){var n=$t&&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&&qn(e,t,r))return!0}}function qn(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return qn(e,r.line,Er(r.line.markedSpans,n.marker))}if(n.marker.inclusiveRight&&n.to==t.text.length)return!0;for(var i=void 0,x=0;x<t.markedSpans.length;++x)if(i=t.markedSpans[x],i.marker.collapsed&&!i.marker.widgetNode&&i.from==n.to&&(i.to==null||i.to!=n.from)&&(i.marker.inclusiveLeft||n.marker.inclusiveRight)&&qn(e,t,i))return!0}function xr(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 x=n.parent;x;n=x,x=n.parent)for(var U=0;U<x.children.length;++U){var H=x.children[U];if(H==n)break;t+=H.height}return t}function ei(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Ir(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Fr(r);){var x=n.find(0,!0);t-=r.text.length-x.from.ch,r=x.to.line,t+=r.text.length-x.to.ch}return t}function Ii(e){var t=e.display,n=e.doc;t.maxLine=rt(n,n.first),t.maxLineLength=ei(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var 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n=0;t=ft(e.doc,t),e.options.lineWrapping||(n=Ln(e.display)*t.ch);var r=rt(e.doc,t.line),i=xr(r)+Fi(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var x=Ne(e,t,n);return x.xRel=i,r&&(x.outside=r),x}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=gr(r,n),x=r.first+r.size-1;if(i>x)return ga(r.first+r.size-1,rt(r,x).text.length,null,1,1);t<0&&(t=0);for(var U=rt(r,i);;){var H=Ks(e,U,i,t,n),V=Sn(U,H.ch+(H.xRel>0||H.outside>0?1:0));if(!V)return H;var X=V.find(1);if(X.line==i)return X;U=rt(r,i=X.line)}}function co(e,t,n,r){r-=pa(t);var i=t.text.length,x=Ue(function(U){return Rr(e,n,U-1).bottom<=r},i,0);return i=Ue(function(U){return Rr(e,n,U).top>r},x,i),{begin:x,end:i}}function fo(e,t,n,r){n||(n=Cn(e,t));var i=Ui(e,t,Rr(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Ks(e,t,n,r,i){i-=xr(t);var x=Cn(e,t),U=pa(t),H=0,V=t.text.length,X=!0,re=Je(t,e.doc.direction);if(re){var le=(e.options.lineWrapping?zs:Gs)(e,t,n,x,re,r,i);X=le.level!=1,H=X?le.from:le.to-1,V=X?le.to:le.from-1}var Ee=null,be=null,ke=Ue(function(lt){var at=Rr(e,x,lt);return at.top+=U,at.bottom+=U,ya(at,r,i,!1)?(at.top<=i&&at.left<=r&&(Ee=lt,be=at),!0):!1},H,V),Ie,je,He=!1;if(be){var Qe=r-be.left<be.right-r,Ke=Qe==X;ke=Ee+(Ke?0:1),je=Ke?"after":"before",Ie=Qe?be.left:be.right}else{!X&&(ke==V||ke==H)&&ke++,je=ke==0?"after":ke==t.text.length?"before":Rr(e,x,ke-(X?1:0)).bottom+U<=i==X?"after":"before";var Ze=Tr(e,Ne(n,ke,je),"line",t,x);Ie=Ze.left,He=i<Ze.top?-1:i>=Ze.bottom?1:0}return ke=Le(t.text,ke,1),ga(n,ke,je,He,r-Ie)}function Gs(e,t,n,r,i,x,U){var H=Ue(function(le){var Ee=i[le],be=Ee.level!=1;return ya(Tr(e,Ne(n,be?Ee.to:Ee.from,be?"before":"after"),"line",t,r),x,U,!0)},0,i.length-1),V=i[H];if(H>0){var X=V.level!=1,re=Tr(e,Ne(n,X?V.from:V.to,X?"after":"before"),"line",t,r);ya(re,x,U,!0)&&re.top>U&&(V=i[H-1])}return V}function zs(e,t,n,r,i,x,U){var H=co(e,t,r,U),V=H.begin,X=H.end;/\s/.test(t.text.charAt(X-1))&&X--;for(var re=null,le=null,Ee=0;Ee<i.length;Ee++){var be=i[Ee];if(be.from>=X||be.to<=V)continue;var ke=be.level!=1,Ie=Rr(e,r,ke?Math.min(X,be.to)-1:Math.max(V,be.from)).right,je=Ie<x?x-Ie+1e9:Ie-x;(!re||le>je)&&(re=be,le=je)}return re||(re=i[i.length-1]),re.from<V&&(re={from:V,to:re.to,level:re.level}),re.to>X&&(re={from:re.from,to:X,level:re.level}),re}var an;function An(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(an==null){an=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)an.appendChild(document.createTextNode("x")),an.appendChild(a("br"));an.appendChild(document.createTextNode("x"))}l(e.measure,an);var n=an.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Ln(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");l(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,x=t.gutters.firstChild,U=0;x;x=x.nextSibling,++U){var H=e.display.gutterSpecs[U].className;n[H]=x.offsetLeft+x.clientLeft+i,r[H]=x.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=An(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Ln(e.display)-3);return function(i){if(Lr(e.doc,i))return 0;var x=0;if(i.widgets)for(var U=0;U<i.widgets.length;U++)i.widgets[U].height&&(x+=i.widgets[U].height);return n?x+(Math.ceil(i.text.length/r)||1)*t:x+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&Zt(r,i)})}function on(e,t,n,r){var i=e.display;if(!n&&fe(t).getAttribute("cm-not-content")=="true")return null;var x,U,H=i.lineSpace.getBoundingClientRect();try{x=t.clientX-H.left,U=t.clientY-H.top}catch(le){return null}var V=va(e,x,U),X;if(r&&V.xRel>0&&(X=rt(e.doc,V.line).text).length==V.ch){var re=K(X,X.length,e.options.tabSize)-X.length;V=Ne(V.line,Math.max(0,Math.round((x-qa(e.display).left)/Ln(e.display))-re))}return V}function sn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)$t&&Zn(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)$t&&Hr(e.doc,n+r)>i.viewFrom?Gr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Gr(e);else if(t<=i.viewFrom){var x=Ni(e,n,n+r,1);x?(i.view=i.view.slice(x.index),i.viewFrom=x.lineN,i.viewTo+=r):Gr(e)}else if(n>=i.viewTo){var U=Ni(e,t,t,-1);U?(i.view=i.view.slice(0,U.index),i.viewTo=U.lineN):Gr(e)}else{var H=Ni(e,t,t,-1),V=Ni(e,n,n+r,1);H&&V?(i.view=i.view.slice(0,H.index).concat(er(e,H.lineN,V.lineN)).concat(i.view.slice(V.index)),i.viewTo+=r):Gr(e)}var X=i.externalMeasured;X&&(n<X.lineN?X.lineN+=r:t<X.lineN+X.size&&(i.externalMeasured=null))}function Kr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var x=r.view[sn(e,t)];if(x.node==null)return;var U=x.changes||(x.changes=[]);q(U,n)==-1&&U.push(n)}function Gr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ni(e,t,n,r){var i=sn(e,t),x,U=e.display.view;if(!$t||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var H=e.display.viewFrom,V=0;V<i;V++)H+=U[V].size;if(H!=t){if(r>0){if(i==U.length-1)return null;x=H+U[i].size-t,i++}else x=H-t;t+=x,n+=x}for(;Zn(e.doc,n)!=n;){if(i==(r<0?0:U.length-1))return null;n+=r*U[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=er(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=er(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(sn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(er(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,sn(e,n)))),r.viewTo=n}function po(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function mo(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),x=r.selection=document.createDocumentFragment(),U=0;U<n.sel.ranges.length;U++){if(!t&&U==n.sel.primIndex)continue;var H=n.sel.ranges[U];if(H.from().line>=e.display.viewTo||H.to().line<e.display.viewFrom)continue;var V=H.empty();(V||e.options.showCursorWhenSelecting)&&go(e,H.head,i),V||Xs(e,H,x)}return r}function go(e,t,n){var r=Tr(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(a("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var x=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));x.style.display="",x.style.left=r.other.left+"px",x.style.top=r.other.top+"px",x.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Bi(e,t){return e.top-t.top||e.left-t.left}function Xs(e,t,n){var r=e.display,i=e.doc,x=document.createDocumentFragment(),U=qa(e.display),H=U.left,V=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-U.right,X=i.direction=="ltr";function re(Ke,Ze,lt,at){Ze<0&&(Ze=0),Ze=Math.round(Ze),at=Math.round(at),x.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ke+`px;
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                             height: `+(at-Ze)+"px"))}function le(Ke,Ze,lt){var at=rt(i,Ke),pt=at.text.length,Dt,Ht;function Ot(Mt,ir){return ma(e,Ne(Ke,Mt),"div",at,ir)}function sr(Mt,ir,zt){var Nt=fo(e,at,null,Mt),It=ir=="ltr"==(zt=="after")?"left":"right",Pt=zt=="after"?Nt.begin:Nt.end-(/\s/.test(at.text.charAt(Nt.end-1))?2:1);return Ot(Pt,It)[It]}var nr=Je(at,i.direction);return Ve(nr,Ze||0,lt==null?pt:lt,function(Mt,ir,zt,Nt){var It=zt=="ltr",Pt=Ot(Mt,It?"left":"right"),ar=Ot(ir-1,It?"right":"left"),jn=Ze==null&&Mt==0,Qr=lt==null&&ir==pt,Yt=Nt==0,Or=!nr||Nt==nr.length-1;if(ar.top-Pt.top<=3){var Kt=(X?jn:Qr)&&Yt,Va=(X?Qr:jn)&&Or,jr=Kt?H:(It?Pt:ar).left,fn=Va?V:(It?ar:Pt).right;re(jr,Pt.top,fn-jr,Pt.bottom)}else{var hn,Jt,Wn,Xa;It?(hn=X&&jn&&Yt?H:Pt.left,Jt=X?V:sr(Mt,zt,"before"),Wn=X?H:sr(ir,zt,"after"),Xa=X&&Qr&&Or?V:ar.right):(hn=X?sr(Mt,zt,"before"):H,Jt=!X&&jn&&Yt?V:Pt.right,Wn=!X&&Qr&&Or?H:ar.left,Xa=X?sr(ir,zt,"after"):V),re(hn,Pt.top,Jt-hn,Pt.bottom),Pt.bottom<ar.top&&re(H,Pt.bottom,null,ar.top),re(Wn,ar.top,Xa-Wn,ar.bottom)}(!Dt||Bi(Pt,Dt)<0)&&(Dt=Pt),Bi(ar,Dt)<0&&(Dt=ar),(!Ht||Bi(Pt,Ht)<0)&&(Ht=Pt),Bi(ar,Ht)<0&&(Ht=ar)}),{start:Dt,end:Ht}}var Ee=t.from(),be=t.to();if(Ee.line==be.line)le(Ee.line,Ee.ch,be.ch);else{var ke=rt(i,Ee.line),Ie=rt(i,be.line),je=ur(ke)==ur(Ie),He=le(Ee.line,Ee.ch,je?ke.text.length+1:null).end,Qe=le(be.line,je?0:null,be.ch).start;je&&(He.top<Qe.top-2?(re(He.right,He.top,null,He.bottom),re(H,Qe.top,Qe.left,Qe.bottom)):re(He.right,He.top,Qe.left-He.right,He.bottom)),He.bottom<Qe.top&&re(H,He.bottom,null,Qe.top)}n.appendChild(x)}function Ta(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||Dn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function vo(e){e.state.focused||(e.display.input.focus(),Sa(e))}function yo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Dn(e))},100)}function Sa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Re(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),k&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ta(e)}function Dn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Re(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function ji(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i=t.view[r],x=e.options.lineWrapping,U=void 0,H=0;if(i.hidden)continue;if(B&&N<8){var V=i.node.offsetTop+i.node.offsetHeight;U=V-n,n=V}else{var X=i.node.getBoundingClientRect();U=X.bottom-X.top,!x&&i.text.firstChild&&(H=i.text.firstChild.getBoundingClientRect().right-X.left-1)}var re=i.line.height-U;if((re>.005||re<-.005)&&(Zt(i.line,U),bo(i.line),i.rest))for(var le=0;le<i.rest.length;le++)bo(i.rest[le]);if(H>e.display.sizerWidth){var Ee=Math.ceil(H/Ln(e.display));Ee>e.display.maxLineLength&&(e.display.maxLineLength=Ee,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function bo(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Wi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Fi(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,x=gr(t,r),U=gr(t,i);if(n&&n.ensure){var H=n.ensure.from.line,V=n.ensure.to.line;H<x?(x=H,U=gr(t,xr(rt(t,H))+e.wrapper.clientHeight)):Math.min(V,t.lastLine())>=U&&(x=gr(t,xr(rt(t,V))-e.wrapper.clientHeight),U=V)}return{from:x,to:Math.max(U,x+1)}}function Ys(e,t){if(Fe(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!T){var x=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-Fi(e.display))+`px;
                         height: `+(t.bottom-t.top+Dr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(x),x.scrollIntoView(i),e.display.lineSpace.removeChild(x)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Ne(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ne(t.line,t.ch+1,"before"):t);for(var x=0;x<5;x++){var U=!1,H=Tr(e,t),V=!n||n==t?H:Tr(e,n);i={left:Math.min(H.left,V.left),top:Math.min(H.top,V.top)-r,right:Math.max(H.left,V.left),bottom:Math.max(H.bottom,V.bottom)+r};var X=wa(e,i),re=e.doc.scrollTop,le=e.doc.scrollLeft;if(X.scrollTop!=null&&(si(e,X.scrollTop),Math.abs(e.doc.scrollTop-re)>1&&(U=!0)),X.scrollLeft!=null&&(ln(e,X.scrollLeft),Math.abs(e.doc.scrollLeft-le)>1&&(U=!0)),!U)break}return i}function Qs(e,t){var n=wa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&ln(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=An(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,x=fa(e),U={};t.bottom-t.top>x&&(t.bottom=t.top+x);var H=e.doc.height+ca(n),V=t.top<r,X=t.bottom>H-r;if(t.top<i)U.scrollTop=V?0:t.top;else if(t.bottom>i+x){var re=Math.min(t.top,(X?H:t.bottom)-x);re!=i&&(U.scrollTop=re)}var le=e.options.fixedGutter?0:n.gutters.offsetWidth,Ee=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-le,be=nn(e)-n.gutters.offsetWidth,ke=t.right-t.left>be;return ke&&(t.right=t.left+be),t.left<10?U.scrollLeft=0:t.left<Ee?U.scrollLeft=Math.max(0,t.left+le-(ke?0:10)):t.right>be+Ee-3&&(U.scrollLeft=t.right+(ke?0:10)-be),U}function Ca(e,t){if(t==null)return;Hi(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Rn(e){Hi(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,n){(t!=null||n!=null)&&Hi(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Hi(e),e.curOp.scrollToPos=t}function Hi(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var i=wa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});oi(e,i.scrollLeft,i.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||La(e,{top:t}),xo(e,t,!0),L&&La(e),di(e,100)}function xo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function ln(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Ao(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Dr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var un=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Ce(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ce(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&N<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};un.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var x=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+x)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},un.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},un.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},un.prototype.zeroWidthHack=function(){var e=s&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new $,this.disableVert=new $},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),x=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);x!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},un.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function On(e,t){t||(t=li(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ji(e),To(e,li(e)),n=e.display.barWidth,r=e.display.barHeight}function To(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var So={native:un,null:ui};function wo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new So[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Ce(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?ln(e,t):si(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function dn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Zs},pr(e.curOp)}function cn(e){var t=e.curOp;t&&ks(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var x=0;x<t.length;x++)nl(t[x]);for(var U=0;U<t.length;U++)il(t[U])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&Ii(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ki(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Aa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ji(t),e.barMeasure=li(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Dr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-nn(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==M();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&On(t,e.barMeasure),e.updatedDisplay&&Ra(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&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&&ln(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,ft(r,e.scrollToPos.from),ft(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var x=e.maybeHiddenMarkers,U=e.maybeUnhiddenMarkers;if(x)for(var H=0;H<x.length;++H)x[H].lines.length||Re(x[H],"hide");if(U)for(var V=0;V<U.length;++V)U[V].lines.length&&Re(U[V],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Re(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function or(e,t){if(e.curOp)return t();dn(e);try{return t()}finally{cn(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);dn(e);try{return t.apply(e,arguments)}finally{cn(e)}}}function Qt(e){return function(){if(this.curOp)return e.apply(this,arguments);dn(this);try{return e.apply(this,arguments)}finally{cn(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);dn(t);try{return e.apply(this,arguments)}finally{cn(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,O(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=vr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(x){if(r.line>=e.display.viewFrom){var U=x.styles,H=x.text.length>e.options.maxHighlightLength?Ar(t.mode,r.state):null,V=zn(e,x,r,!0);H&&(r.state=H),x.styles=V.styles;var X=x.styleClasses,re=V.classes;re?x.styleClasses=re:X&&(x.styleClasses=null);for(var le=!U||U.length!=x.styles.length||X!=re&&(!X||!re||X.bgClass!=re.bgClass||X.textClass!=re.textClass),Ee=0;!le&&Ee<U.length;++Ee)le=U[Ee]!=x.styles[Ee];le&&i.push(r.line),x.stateAfter=r.save(),r.nextLine()}else x.text.length<=e.options.maxHighlightLength&&Vn(e,x.text,r),x.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return di(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&or(e,function(){for(var x=0;x<i.length;x++)Kr(e,i[x],"text")})}var Ki=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Wi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=nn(e),this.force=n,this.dims=ba(e),this.events=[]};Ki.prototype.signal=function(e,t){ue(e,t)&&this.events.push(arguments)},Ki.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Re.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=Dr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Dr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!y(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&y(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)$/.test(e.activeElt.nodeName)&&e.anchorNode&&y(document.body,e.anchorNode)&&y(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Aa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&po(e)==0)return!1;Lo(e)&&(Gr(e),t.dims=ba(e));var i=r.first+r.size,x=Math.max(t.visible.from-e.options.viewportMargin,r.first),U=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<x&&x-n.viewFrom<20&&(x=Math.max(r.first,n.viewFrom)),n.viewTo>U&&n.viewTo-U<20&&(U=Math.min(i,n.viewTo)),$t&&(x=Zn(e.doc,x),U=Hr(e.doc,U));var H=x!=n.viewFrom||U!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,x,U),n.viewOffset=xr(rt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var V=po(e);if(!H&&V==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var X=sl(e);return V>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),V>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(X),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,H&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(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==nn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Wi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Wi(e.display,e.doc,n));if(!Aa(e,t))break;ji(e);var i=li(e);ai(e),On(e,i),Ra(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 La(e,t){var n=new Ki(e,t);if(Aa(e,n)){ji(e),Co(e,n);var r=li(e);ai(e),On(e,r),Ra(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,x=r.lineDiv,U=x.firstChild;function H(ke){var Ie=ke.nextSibling;return k&&s&&e.display.currentWheelTarget==ke?ke.style.display="none":ke.parentNode.removeChild(ke),Ie}for(var V=r.view,X=r.viewFrom,re=0;re<V.length;re++){var le=V[re];if(!le.hidden)if(!le.node||le.node.parentNode!=x){var Ee=Fs(e,le,X,n);x.insertBefore(Ee,U)}else{for(;U!=le.node;)U=H(U);var be=i&&t!=null&&t<=X&&le.lineNumber;le.changes&&(q(le.changes,"gutter")>-1&&(be=!1),Ya(e,le,X,n)),be&&(c(le.lineNumber),le.lineNumber.appendChild(document.createTextNode(mn(e.options,X)))),U=le.node.nextSibling}X+=le.size}for(;U;)U=H(U)}function Da(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ra(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+Dr(e)+"px"}function Ao(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,x=r+"px",U=0;U<n.length;U++)if(!n[U].hidden){e.options.fixedGutter&&(n[U].gutter&&(n[U].gutter.style.left=x),n[U].gutterBackground&&(n[U].gutterBackground.style.left=x));var H=n[U].alignable;if(H)for(var V=0;V<H.length;V++)H[V].style.left=x}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Lo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=mn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),x=i.firstChild.offsetWidth,U=i.offsetWidth-x;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(x,r.lineGutter.offsetWidth-U)+1,r.lineNumWidth=r.lineNumInnerWidth+U,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",Da(e.display),!0}return!1}function Oa(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var x=e[i],U=null;if(typeof x!="string"&&(U=x.style,x=x.className),x=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:x,style:U})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Do(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],x=i.className,U=i.style,H=t.appendChild(a("div",null,"CodeMirror-gutter "+x));U&&(H.style.cssText=U),x=="CodeMirror-linenumbers"&&(e.lineGutter=H,H.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Da(e)}function ci(e){Do(e.display),tr(e),Ao(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=g("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=g("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var x=g("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[x],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+ne+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&N<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!k&&!(L&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Oa(r.gutters,r.lineNumbers),Do(i),n.init(i)}var Gi=0,dr=null;B?dr=-.53:L?dr=15:v?dr=-.7:R&&(dr=-1/3);function Ro(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=Ro(e);return t.x*=dr,t.y*=dr,t}function Oo(e,t){var n=Ro(t),r=n.x,i=n.y,x=e.display,U=x.scroller,H=U.scrollWidth>U.clientWidth,V=U.scrollHeight>U.clientHeight;if(!(r&&H||i&&V))return;if(i&&s&&k){e:for(var X=t.target,re=x.view;X!=U;X=X.parentNode)for(var le=0;le<re.length;le++)if(re[le].node==X){e.display.currentWheelTarget=X;break e}}if(r&&!L&&!w&&dr!=null){i&&V&&si(e,Math.max(0,U.scrollTop+i*dr)),ln(e,Math.max(0,U.scrollLeft+r*dr)),(!i||i&&V)&&Q(t),x.wheelStartX=null;return}if(i&&dr!=null){var Ee=i*dr,be=e.doc.scrollTop,ke=be+x.wrapper.clientHeight;Ee<0?be=Math.max(0,be+Ee-50):ke=Math.min(e.doc.height,ke+Ee+50),La(e,{top:be,bottom:ke})}Gi<20&&(x.wheelStartX==null?(x.wheelStartX=U.scrollLeft,x.wheelStartY=U.scrollTop,x.wheelDX=r,x.wheelDY=i,setTimeout(function(){if(x.wheelStartX==null)return;var Ie=U.scrollLeft-x.wheelStartX,je=U.scrollTop-x.wheelStartY,He=je&&x.wheelDY&&je/x.wheelDY||Ie&&x.wheelDX&&Ie/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!He)return;dr=(dr*Gi+He)/(Gi+1),++Gi},200)):(x.wheelDX+=r,x.wheelDY+=i))}var cr=function(e,t){this.ranges=e,this.primIndex=t};cr.prototype.primary=function(){return this.ranges[this.primIndex]},cr.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!Gn(n.anchor,r.anchor)||!Gn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var 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Ee={from:x,to:U,text:t.text,removed:t.removed,origin:t.origin};le&&Gt(e,"change",e,Ee),re&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(Ee)}e.display.selForContextMenu=null}function Mn(e,t,n,r,i){var x;r||(r=n),dt(r,n)<0&&(x=[r,n],n=x[0],r=x[1]),typeof t=="string"&&(t=e.splitLines(t)),_n(e,{from:n,to:r,text:t,origin:i})}function Jo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function Zo(e,t,n,r){for(var i=0;i<e.length;++i){var x=e[i],U=!0;if(x.ranges){x.copied||(x=e[i]=x.deepCopy(),x.copied=!0);for(var H=0;H<x.ranges.length;H++)Jo(x.ranges[H].anchor,t,n,r),Jo(x.ranges[H].head,t,n,r);continue}for(var V=0;V<x.changes.length;++V){var X=x.changes[V];if(n<X.from.line)X.from=Ne(X.from.line+r,X.from.ch),X.to=Ne(X.to.line+r,X.to.ch);else if(t<=X.to.line){U=!1;break}}U||(e.splice(0,i+1),i=0)}}function qo(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;Zo(e.done,n,r,i),Zo(e.undone,n,r,i)}function pi(e,t,n,r){var i=t,x=t;return typeof 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r=this.children[n],i=r.chunkSize();if(e<i){var x=Math.min(t,i-e),U=r.height;if(r.removeInner(e,x),this.height-=U-r.height,i==x&&(this.children.splice(n--,1),r.parent=null),(t-=x)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof mi))){var H=[];this.collapse(H),this.children=[new mi(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],x=i.chunkSize();if(e<=x){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var U=i.lines.length%25+25,H=U;H<i.lines.length;){var V=new mi(i.lines.slice(H,H+=25));i.height-=V.height,this.children.splice(++r,0,V),V.parent=this}i.lines=i.lines.slice(0,U),this.maybeSpill()}break}e-=x}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new gi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=q(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new gi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<x){var U=Math.min(t,x-e);if(i.iterN(e,U,n))return!0;if((t-=U)==0)break;e=0}else e-=x}}};var vi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};vi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Tt(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var x=ni(this);Zt(n,Math.max(0,n.height-x)),e&&(or(e,function(){es(e,n,-x),Kr(e,r,"widget")}),Gt(e,"lineWidgetCleared",e,this,r))},vi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ni(this)-t;if(!i)return;Lr(this.doc,r)||Zt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),Gt(n,"lineWidgetChanged",n,e,Tt(r))})},de(vi);function es(e,t,n){xr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new vi(e,n,r),x=e.cm;return x&&i.noHScroll&&(x.display.alignWidgets=!0),pi(e,t,"widget",function(U){var H=U.widgets||(U.widgets=[]);if(i.insertAt==null?H.push(i):H.splice(Math.min(H.length-1,Math.max(0,i.insertAt)),0,i),i.line=U,x&&!Lr(e,U)){var V=xr(U)<e.scrollTop;Zt(U,U.height+ni(i)),V&&Ca(x,i.height),x.curOp.forceUpdate=!0}return!0}),x&&Gt(x,"lineWidgetAdded",x,i,typeof t=="number"?t:Tt(t)),i}var ts=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&dn(e),ue(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,x=0;x<this.lines.length;++x){var U=this.lines[x],H=Er(U.markedSpans,this);e&&!this.collapsed?Kr(e,Tt(U),"text"):e&&(H.to!=null&&(i=Tt(U)),H.from!=null&&(r=Tt(U))),U.markedSpans=Jn(U.markedSpans,H),H.from==null&&this.collapsed&&!Lr(this.doc,U)&&e&&Zt(U,An(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var V=0;V<this.lines.length;++V){var X=ur(this.lines[V]),re=ei(X);re>e.display.maxLineLength&&(e.display.maxLine=X,e.display.maxLineLength=re,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&Gt(e,"markerCleared",e,this,r,i),t&&cn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var x=this.lines[i],U=Er(x.markedSpans,this);if(U.from!=null&&(n=Ne(t?x:Tt(x),U.from),e==-1))return n;if(U.to!=null&&(r=Ne(t?x:Tt(x),U.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;or(r,function(){var i=t.line,x=Tt(t.line),U=ha(r,x);if(U&&(io(U),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Lr(n.doc,i)&&n.height!=null){var H=n.height;n.height=null;var V=ni(n)-H;V&&Zt(i,i.height+V)}Gt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||q(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(q(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},de(Yr);function In(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,In)(e,t,n,r,i);var x=new Yr(e,i),U=dt(t,n);if(r&&_(r,x,!1),U>0||U==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=g("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(_i(e,t.line,t,n,x)||t.line!=n.line&&_i(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}x.addToHistory&&Uo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var H=t.line,V=e.cm,X;if(e.iter(H,n.line+1,function(le){V&&x.collapsed&&!V.options.lineWrapping&&ur(le)==V.display.maxLine&&(X=!0),x.collapsed&&H!=t.line&&Zt(le,0),sa(le,new qr(x,H==t.line?t.ch:null,H==n.line?n.ch:null)),++H}),x.collapsed&&e.iter(t.line,n.line+1,function(le){Lr(e,le)&&Zt(le,0)}),x.clearOnEnter&&Ce(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++ts,x.atomic=!0),V){if(X&&(V.curOp.updateMaxLine=!0),x.collapsed)tr(V,t.line,n.line+1);else if(x.className||x.startStyle||x.endStyle||x.css||x.attributes||x.title)for(var re=t.line;re<=n.line;re++)Kr(V,re,"text");x.atomic&&Go(V.doc),Gt(V,"markerAdded",V,x)}return x}var yi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Gt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},de(yi);function Tl(e,t,n,r,i){r=_(r),r.shared=!1;var x=[In(e,t,n,r,i)],U=x[0],H=r.widgetNode;return Xr(e,function(V){H&&(r.widgetNode=H.cloneNode(!0)),x.push(In(V,ft(V,t),ft(V,n),r,i));for(var X=0;X<V.linked.length;++X)if(V.linked[X].isParent)return;U=Y(x)}),new yi(x,U)}function rs(e){return e.findMarks(Ne(e.first,0),e.clipPos(Ne(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),x=e.clipPos(i.from),U=e.clipPos(i.to);if(dt(x,U)){var H=In(e,x,U,r.primary,r.primary.type);r.markers.push(H),H.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],x=[i.primary.doc];Xr(i.primary.doc,function(V){return x.push(V)});for(var U=0;U<i.markers.length;U++){var H=i.markers[U];q(x,H.doc)==-1&&(H.parent=null,i.markers.splice(U--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,rr=function(e,t,n,r,i){if(!(this instanceof rr))return new rr(e,t,n,r,i);n==null&&(n=0),gi.call(this,[new mi([new rn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var x=Ne(n,0);this.sel=zr(x),this.history=new zi(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)),_a(this,{from:x,to:x,text:e}),Xt(this,zr(x),ve)};rr.prototype=we(gi.prototype,{constructor:rr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=pn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=Ne(this.first,0),n=this.first+this.size-1;_n(this,{from:t,to:Ne(n,rt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Xt(this,zr(t),ve)}),replaceRange:function(e,t,n,r){t=ft(this,t),n=n?ft(this,n):t,Mn(this,e,t,n,r)},getRange:function(e,t,n){var r=Pr(this,ft(this,e),ft(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(_r(this,e))return rt(this,e)},getLineNumber:function(e){return Tt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=rt(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 ft(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Wt(function(e,t,n){Wo(this,ft(this,typeof e=="number"?Ne(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Wo(this,ft(this,e),ft(this,t||e),n)}),extendSelection:Wt(function(e,t,n){Xi(this,ft(this,e),t&&ft(this,t),n)}),extendSelections:Wt(function(e,t){jo(this,Be(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=ae(this.sel.ranges,e);jo(this,Be(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new wt(ft(this,e[i].anchor),ft(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Xt(this,Sr(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new wt(ft(this,e),ft(this,t||e))),Xt(this,Sr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Pr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Pr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Wt(function(e,t,n){for(var r=[],i=this.sel,x=0;x<i.ranges.length;x++){var U=i.ranges[x];r[x]={from:U.from(),to:U.to(),text:this.splitLines(e[x]),origin:n}}for(var H=t&&t!="end"&&fl(this,r,t),V=r.length-1;V>=0;V--)_n(this,r[V]);H?Ho(this,H):this.cm&&Rn(this.cm)}),undo:Wt(function(){Qi(this,"undo")}),redo:Wt(function(){Qi(this,"redo")}),undoSelection:Wt(function(){Qi(this,"undo",!0)}),redoSelection:Wt(function(){Qi(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),Xr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Ul.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=Fl(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Gt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(Q(n),Ta(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Ti(e,"Shift-"+n,t,function(r){return qi(e,r,!0)})||Ti(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return qi(e,r)}):Ti(e,n,t,function(r){return qi(e,r)}):!1}function Nl(e,t,n){return Ti(e,"'"+n+"'",t,function(r){return qi(e,r,!0)})}var ja=null;function ps(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=M(),Fe(t,e))return;B&&N<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&&dt(t,this.pos)==0&&n==this.button};var Si,wi;function Wl(e,t){var n=+new Date;return wi&&wi.compare(n,e,t)?(Si=wi=null,"triple"):Si&&Si.compare(n,e,t)?(wi=new Wa(n,e,t),Si=null,"double"):(Si=new Wa(n,e,t),wi=null,"single")}function vs(e){var t=this,n=t.display;if(Fe(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Nr(n,e)){k||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ha(t,e))return;var r=on(t,e),i=Ae(e),x=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Hl(t,i,r,x,e))return;i==1?r?Gl(t,r,x,e):fe(e)==n.scroller&&Q(e):i==2?(r&&Xi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(A?t.display.input.onContextMenu(e):yo(t))}function Hl(e,t,n,r,i){var x="Click";return r=="double"?x="Double"+x:r=="triple"&&(x="Triple"+x),x=(t==1?"Left":t==2?"Middle":"Right")+x,Ti(e,ls(x,i),i,function(U){if(typeof U=="string"&&(U=xi[U]),!U)return!1;var H=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),H=U(e,n)!=Te}finally{e.state.suppressEdits=!1}return H})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var x=d?n.shiftKey&&n.metaKey:n.altKey;i.unit=x?"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=s?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(s?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){B?setTimeout(O(vo,e),0):e.curOp.focus=M();var i=Kl(e,n,r),x=e.doc.sel,U;e.options.dragDrop&&Me&&!e.isReadOnly()&&n=="single"&&(U=x.contains(t))>-1&&(dt((U=x.ranges[U]).from(),t)<0||t.xRel>0)&&(dt(U.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,x=!1,U=jt(e,function(X){k&&(i.scroller.draggable=!1),e.state.draggingText=!1,$e(i.wrapper.ownerDocument,"mouseup",U),$e(i.wrapper.ownerDocument,"mousemove",H),$e(i.scroller,"dragstart",V),$e(i.scroller,"drop",U),x||(Q(X),r.addNew||Xi(e.doc,n,null,null,r.extend),k&&!R||B&&N==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),H=function(X){x=x||Math.abs(t.clientX-X.clientX)+Math.abs(t.clientY-X.clientY)>=10},V=function(){return x=!0};k&&(i.scroller.draggable=!0),e.state.draggingText=U,U.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Ce(i.wrapper.ownerDocument,"mouseup",U),Ce(i.wrapper.ownerDocument,"mousemove",H),Ce(i.scroller,"dragstart",V),Ce(i.scroller,"drop",U),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new wt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new wt(Ne(t.line,0),ft(e.doc,Ne(t.line+1,0)));var r=n(e,t);return new wt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,x=e.doc;Q(t);var U,H,V=x.sel,X=V.ranges;if(r.addNew&&!r.extend?(H=x.sel.contains(n),H>-1?U=X[H]:U=new wt(n,n)):(U=x.sel.primary(),H=x.sel.primIndex),r.unit=="rectangle")r.addNew||(U=new wt(n,n)),n=on(e,t,!0,!0),H=-1;else{var re=ys(e,n,r.unit);r.extend?U=Ia(U,re.anchor,re.head,r.extend):U=re}r.addNew?H==-1?(H=X.length,Xt(x,Sr(e,X.concat([U]),H),{scroll:!1,origin:"*mouse"})):X.length>1&&X[H].empty()&&r.unit=="char"&&!r.extend?(Xt(x,Sr(e,X.slice(0,H).concat(X.slice(H+1)),0),{scroll:!1,origin:"*mouse"}),V=x.sel):Fa(x,H,U,ge):(H=0,Xt(x,new cr([U],0),ge),V=x.sel);var le=n;function Ee(Ke){if(dt(le,Ke)==0)return;if(le=Ke,r.unit=="rectangle"){for(var Ze=[],lt=e.options.tabSize,at=K(rt(x,n.line).text,n.ch,lt),pt=K(rt(x,Ke.line).text,Ke.ch,lt),Dt=Math.min(at,pt),Ht=Math.max(at,pt),Ot=Math.min(n.line,Ke.line),sr=Math.min(e.lastLine(),Math.max(n.line,Ke.line));Ot<=sr;Ot++){var nr=rt(x,Ot).text,Mt=he(nr,Dt,lt);Dt==Ht?Ze.push(new wt(Ne(Ot,Mt),Ne(Ot,Mt))):nr.length>Mt&&Ze.push(new wt(Ne(Ot,Mt),Ne(Ot,he(nr,Ht,lt))))}Ze.length||Ze.push(new wt(n,n)),Xt(x,Sr(e,V.ranges.slice(0,H).concat(Ze),H),{origin:"*mouse",scroll:!1}),e.scrollIntoView(Ke)}else{var ir=U,zt=ys(e,Ke,r.unit),Nt=ir.anchor,It;dt(zt.anchor,Nt)>0?(It=zt.head,Nt=Jr(ir.from(),zt.anchor)):(It=zt.anchor,Nt=vn(ir.to(),zt.head));var Pt=V.ranges.slice(0);Pt[H]=Xl(e,new wt(ft(x,Nt),It)),Xt(x,Sr(e,Pt,H),ge)}}var be=i.wrapper.getBoundingClientRect(),ke=0;function Ie(Ke){var Ze=++ke,lt=on(e,Ke,!0,r.unit=="rectangle");if(!lt)return;if(dt(lt,le)!=0){e.curOp.focus=M(),Ee(lt);var at=Wi(i,x);(lt.line>=at.to||lt.line<at.from)&&setTimeout(jt(e,function(){ke==Ze&&Ie(Ke)}),150)}else{var pt=Ke.clientY<be.top?-20:Ke.clientY>be.bottom?20:0;pt&&setTimeout(jt(e,function(){if(ke!=Ze)return;i.scroller.scrollTop+=pt,Ie(Ke)}),50)}}function je(Ke){e.state.selectingText=!1,ke=Infinity,Ke&&(Q(Ke),i.input.focus()),$e(i.wrapper.ownerDocument,"mousemove",He),$e(i.wrapper.ownerDocument,"mouseup",Qe),x.history.lastSelOrigin=null}var He=jt(e,function(Ke){Ke.buttons===0||!Ae(Ke)?je(Ke):Ie(Ke)}),Qe=jt(e,je);e.state.selectingText=Qe,Ce(i.wrapper.ownerDocument,"mousemove",He),Ce(i.wrapper.ownerDocument,"mouseup",Qe)}function Xl(e,t){var n=t.anchor,r=t.head,i=rt(e.doc,n.line);if(dt(n,r)==0&&n.sticky==r.sticky)return t;var x=Je(i);if(!x)return t;var U=Ge(x,n.ch,n.sticky),H=x[U];if(H.from!=n.ch&&H.to!=n.ch)return t;var V=U+(H.from==n.ch==(H.level!=1)?0:1);if(V==0||V==x.length)return t;var X;if(r.line!=n.line)X=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var re=Ge(x,r.ch,r.sticky),le=re-U||(r.ch-n.ch)*(H.level==1?-1:1);re==V-1||re==V?X=le<0:X=le>0}var Ee=x[V+(X?-1:0)],be=X==(Ee.level==1),ke=be?Ee.from:Ee.to,Ie=be?"after":"before";return n.ch==ke&&n.sticky==Ie?t:new wt(new Ne(n.line,ke,Ie),r)}function bs(e,t,n,r){var i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(Ee){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Q(t);var U=e.display,H=U.lineDiv.getBoundingClientRect();if(x>H.bottom||!ue(e,n))return te(t);x-=H.top-U.viewOffset;for(var V=0;V<e.display.gutterSpecs.length;++V){var X=U.gutters.childNodes[V];if(X&&X.getBoundingClientRect().right>=i){var re=gr(e.doc,x),le=e.display.gutterSpecs[V];return Re(e,n,e,re,le.className,t),te(t)}}}function Ha(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Nr(e.display,t)||Yl(e,t))return;if(Fe(e,t,"contextmenu"))return;A||e.display.input.onContextMenu(t)}function Yl(e,t){return ue(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ii(e)}var Nn={toString:function(){return"CodeMirror.Init"}},Ts={},ea={};function $l(e){var t=e.optionHandlers;function n(r,i,x,U){e.defaults[r]=i,x&&(t[r]=U?function(H,V,X){X!=Nn&&x(H,V,X)}:x)}e.defineOption=n,e.Init=Nn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Pa(r)},!0),n("indentUnit",2,Pa,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){fi(r),ii(r),tr(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var x=[],U=r.doc.first;r.doc.iter(function(V){for(var X=0;;){var re=V.text.indexOf(i,X);if(re==-1)break;X=re+i.length,x.push(Ne(U,re))}U++});for(var H=x.length-1;H>=0;H--)Mn(r.doc,i,x[H],Ne(x[H].line,x[H].ch+i.length))}),n("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(r,i,x){r.state.specialChars=new RegExp(i.source+(i.test("	")?"":"|	"),"g"),x!=Nn&&r.refresh()}),n("specialCharPlaceholder",Lt,function(r){return r.refresh()},!0),n("electricChars",!0),n("inputStyle",o?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),n("spellcheck",!1,function(r,i){return r.getInputField().spellcheck=i},!0),n("autocorrect",!1,function(r,i){return r.getInputField().autocorrect=i},!0),n("autocapitalize",!1,function(r,i){return r.getInputField().autocapitalize=i},!0),n("rtlMoveVisually",!S),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){xs(r),ci(r)},!0),n("keyMap","default",function(r,i,x){var U=Zi(i),H=x!=Nn&&Zi(x);H&&H.detach&&H.detach(r,U),U.attach&&U.attach(r,H||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Jl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Oa(i,r.options.lineNumbers),ci(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?Ea(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return On(r)},!0),n("scrollbarStyle","native",function(r){wo(r),On(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=Oa(r.options.gutters,i),ci(r)},!0),n("firstLineNumber",1,ci,!0),n("lineNumberFormatter",function(r){return 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r.refresh()},!0),n("maxHighlightLength",1e4,fi,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Ql(e,t,n){var r=n&&n!=Nn;if(!t!=!r){var i=e.display.dragFunctions,x=t?Ce:$e;x(e.display.scroller,"dragstart",i.start),x(e.display.scroller,"dragenter",i.enter),x(e.display.scroller,"dragover",i.over),x(e.display.scroller,"dragleave",i.leave),x(e.display.scroller,"drop",i.drop)}}function Jl(e){e.options.lineWrapping?(F(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(f(e.display.wrapper,"CodeMirror-wrap"),Ii(e)),xa(e),tr(e),ii(e),setTimeout(function(){return On(e)},100)}function Rt(e,t){var n=this;if(!(this instanceof Rt))return new Rt(e,t);this.options=t=t?_(t):{},_(Ts,t,!1);var r=t.value;typeof r=="string"?r=new rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Rt.inputStyles[t.inputStyle](this),x=this.display=new dl(e,r,i,t);x.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),wo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new $,keySeq:null,specialChars:null},t.autofocus&&!o&&x.input.focus(),B&&N<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Rl(),dn(this),this.curOp.forceUpdate=!0,Mo(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):Dn(this);for(var U in ea)ea.hasOwnProperty(U)&&ea[U](this,t[U],Nn);Lo(this),t.finishInit&&t.finishInit(this);for(var H=0;H<Ka.length;++H)Ka[H](this);cn(this),k&&t.lineWrapping&&getComputedStyle(x.lineDiv).textRendering=="optimizelegibility"&&(x.lineDiv.style.textRendering="auto")}Rt.defaults=Ts,Rt.optionHandlers=ea;function Zl(e){var t=e.display;Ce(t.scroller,"mousedown",jt(e,vs)),B&&N<11?Ce(t.scroller,"dblclick",jt(e,function(V){if(Fe(e,V))return;var X=on(e,V);if(!X||Ha(e,V)||Nr(e.display,V))return;Q(V);var re=e.findWordAt(X);Xi(e.doc,re.anchor,re.head)})):Ce(t.scroller,"dblclick",function(V){return Fe(e,V)||Q(V)}),Ce(t.scroller,"contextmenu",function(V){return Es(e,V)}),Ce(t.input.getField(),"contextmenu",function(V){t.scroller.contains(V.target)||Es(e,V)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function x(V){if(V.touches.length!=1)return!1;var X=V.touches[0];return X.radiusX<=1&&X.radiusY<=1}function U(V,X){if(X.left==null)return!0;var re=X.left-V.left,le=X.top-V.top;return re*re+le*le>20*20}Ce(t.scroller,"touchstart",function(V){if(!Fe(e,V)&&!x(V)&&!Ha(e,V)){t.input.ensurePolled(),clearTimeout(n);var X=+new Date;t.activeTouch={start:X,moved:!1,prev:X-r.end<=300?r:null},V.touches.length==1&&(t.activeTouch.left=V.touches[0].pageX,t.activeTouch.top=V.touches[0].pageY)}}),Ce(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ce(t.scroller,"touchend",function(V){var X=t.activeTouch;if(X&&!Nr(t,V)&&X.left!=null&&!X.moved&&new Date-X.start<300){var re=e.coordsChar(t.activeTouch,"page"),le;!X.prev||U(X,X.prev)?le=new wt(re,re):!X.prev.prev||U(X,X.prev.prev)?le=e.findWordAt(re):le=new wt(Ne(re.line,0),ft(e.doc,Ne(re.line+1,0))),e.setSelection(le.anchor,le.head),e.focus(),Q(V)}i()}),Ce(t.scroller,"touchcancel",i),Ce(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Re(e,"scroll",e))}),Ce(t.scroller,"mousewheel",function(V){return Oo(e,V)}),Ce(t.scroller,"DOMMouseScroll",function(V){return Oo(e,V)}),Ce(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(V){Fe(e,V)||se(V)},over:function(V){Fe(e,V)||(Dl(e,V),se(V))},start:function(V){return Ll(e,V)},drop:jt(e,Al),leave:function(V){Fe(e,V)||is(e)}};var H=t.input.getField();Ce(H,"keyup",function(V){return ms.call(e,V)}),Ce(H,"keydown",jt(e,ps)),Ce(H,"keypress",jt(e,gs)),Ce(H,"focus",function(V){return Sa(e,V)}),Ce(H,"blur",function(V){return Dn(e,V)})}var Ka=[];Rt.defineInitHook=function(e){return Ka.push(e)};function Ci(e,t,n,r){var i=e.doc,x;n==null&&(n="add"),n=="smart"&&(i.mode.indent?x=vr(e,t).state:n="prev");var U=e.options.tabSize,H=rt(i,t),V=K(H.text,null,U);H.stateAfter&&(H.stateAfter=null);var X=H.text.match(/^\s*/)[0],re;if(!r&&!/\S/.test(H.text))re=0,n="not";else if(n=="smart"&&(re=i.mode.indent(x,H.text.slice(X.length),H.text),re==Te||re>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?re=K(rt(i,t-1).text,null,U):re=0:n=="add"?re=V+e.options.indentUnit:n=="subtract"?re=V-e.options.indentUnit:typeof n=="number"&&(re=V+n),re=Math.max(0,re);var le="",Ee=0;if(e.options.indentWithTabs)for(var be=Math.floor(re/U);be;--be)Ee+=U,le+="	";if(Ee<re&&(le+=pe(re-Ee)),le!=X)return Mn(i,le,Ne(t,0),Ne(t,X.length),"+input"),H.stateAfter=null,!0;for(var ke=0;ke<i.sel.ranges.length;ke++){var Ie=i.sel.ranges[ke];if(Ie.head.line==t&&Ie.head.ch<X.length){var je=Ne(t,X.length);Fa(i,ke,new wt(je,je));break}}}var wr=null;function ta(e){wr=e}function Ga(e,t,n,r,i){var x=e.doc;e.display.shift=!1,r||(r=x.sel);var U=+new Date-200,H=i=="paste"||e.state.pasteIncoming>U,V=ht(t),X=null;if(H&&r.ranges.length>1)if(wr&&wr.text.join(`
`)==t){if(r.ranges.length%wr.text.length==0){X=[];for(var re=0;re<wr.text.length;re++)X.push(x.splitLines(wr.text[re]))}}else V.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(X=ae(V,function(He){return[He]}));for(var le=e.curOp.updateInput,Ee=r.ranges.length-1;Ee>=0;Ee--){var be=r.ranges[Ee],ke=be.from(),Ie=be.to();be.empty()&&(n&&n>0?ke=Ne(ke.line,ke.ch-n):e.state.overwrite&&!H?Ie=Ne(Ie.line,Math.min(rt(x,Ie.line).text.length,Ie.ch+Y(V).length)):H&&wr&&wr.lineWise&&wr.text.join(`
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x.electricInput&&(x.electricInput.test(rt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(U=Ci(e,i.head.line,"smart")));U&&Gt(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,x={anchor:Ne(i,0),head:Ne(i+1,0)};n.push(x),t.push(e.getRange(x.anchor,x.head))}return{text:t,ranges:n}}function As(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ls(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return k?e.style.width="1000px":e.setAttribute("wrap","off"),E&&(e.style.border="1px solid black"),As(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var x=this.options,U=x[r];if(x[r]==i&&r!="mode")return;x[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,U),Re(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](Zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,x=0;x<i.length;++x)if(i[x]==r||i[x].name==r)return i.splice(x,1),!0},addOverlay:Qt(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(U){return U.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Qt(function(r){for(var i=this.state.overlays,x=0;x<i.length;++x){var U=i[x].modeSpec;if(U==r||typeof r=="string"&&U.name==r){i.splice(x,1),this.state.modeGen++,tr(this);return}}}),indentLine:Qt(function(r,i,x){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),_r(this.doc,r)&&Ci(this,r,i,x)}),indentSelection:Qt(function(r){for(var i=this.doc.sel.ranges,x=-1,U=0;U<i.length;U++){var H=i[U];if(H.empty())H.head.line>x&&(Ci(this,H.head.line,r,!0),x=H.head.line,U==this.doc.sel.primIndex&&Rn(this));else{var V=H.from(),X=H.to(),re=Math.max(x,V.line);x=Math.min(this.lastLine(),X.line-(X.ch?0:1))+1;for(var le=re;le<x;++le)Ci(this,le,r);var Ee=this.doc.sel.ranges;V.ch==0&&i.length==Ee.length&&Ee[U].from().ch>0&&Fa(this.doc,U,new wt(V,Ee[U].to()),ve)}}}),getTokenAt:function(r,i){return Li(this,r,i)},getLineTokens:function(r,i){return Li(this,Ne(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=Zr(this,rt(this.doc,r.line)),x=0,U=(i.length-1)/2,H=r.ch,V;if(H==0)V=i[2];else for(;;){var X=x+U>>1;if((X?i[X*2-1]:0)>=H)U=X;else if(i[X*2+1]<H)x=X+1;else{V=i[X*2+2];break}}var re=V?V.indexOf("overlay "):-1;return re<0?V:re==0?null:V.slice(0,re-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 x=[];if(!n.hasOwnProperty(i))return x;var U=n[i],H=this.getModeAt(r);if(typeof H[i]=="string")U[H[i]]&&x.push(U[H[i]]);else if(H[i])for(var V=0;V<H[i].length;V++){var X=U[H[i][V]];X&&x.push(X)}else H.helperType&&U[H.helperType]?x.push(U[H.helperType]):U[H.name]&&x.push(U[H.name]);for(var re=0;re<U._global.length;re++){var le=U._global[re];le.pred(H,this)&&q(x,le.val)==-1&&x.push(le.val)}return x},getStateAfter:function(r,i){var x=this.doc;return r=yn(x,r==null?x.first+x.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var x,U=this.doc.sel.primary();return r==null?x=U.head:typeof r=="object"?x=ft(this.doc,r):x=r?U.from():U.to(),Tr(this,x,i||"page")},charCoords:function(r,i){return ma(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,gr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var U=!1,H;if(typeof r=="number"){var V=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>V&&(r=V,U=!0),H=rt(this.doc,r)}else H=r;return Ui(this,H,{top:0,left:0},i||"page",x||U).top+(U?this.doc.height-xr(H):0)},defaultTextHeight:function(){return An(this.display)},defaultCharWidth:function(){return Ln(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,U,H){var V=this.display;r=Tr(this,ft(this.doc,r));var X=r.bottom,re=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),V.sizer.appendChild(i),U=="over")X=r.top;else if(U=="above"||U=="near"){var le=Math.max(V.wrapper.clientHeight,this.doc.height),Ee=Math.max(V.sizer.clientWidth,V.lineSpace.clientWidth);(U=="above"||r.bottom+i.offsetHeight>le)&&r.top>i.offsetHeight?X=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=le&&(X=r.bottom),re+i.offsetWidth>Ee&&(re=Ee-i.offsetWidth)}i.style.top=X+"px",i.style.left=i.style.right="",H=="right"?(re=V.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(H=="left"?re=0:H=="middle"&&(re=(V.sizer.clientWidth-i.offsetWidth)/2),i.style.left=re+"px"),x&&Qs(this,{left:re,top:X,right:re+i.offsetWidth,bottom:X+i.offsetHeight})},triggerOnKeyDown:Qt(ps),triggerOnKeyPress:Qt(gs),triggerOnKeyUp:ms,triggerOnMouseDown:Qt(vs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:Qt(function(r){ws(this,r)}),findPosH:function(r,i,x,U){var H=1;i<0&&(H=-1,i=-i);for(var V=ft(this.doc,r),X=0;X<i&&!(V=za(this.doc,V,H,x,U),V.hitSide);++X);return V},moveH:Qt(function(r,i){var x=this;this.extendSelectionsBy(function(U){return x.display.shift||x.doc.extend||U.empty()?za(x.doc,U.head,r,i,x.options.rtlMoveVisually):r<0?U.from():U.to()},ce)}),deleteH:Qt(function(r,i){var x=this.doc.sel,U=this.doc;x.somethingSelected()?U.replaceSelection("",null,"+delete"):Un(this,function(H){var V=za(U,H.head,r,i,!1);return r<0?{from:V,to:H.head}:{from:H.head,to:V}})}),findPosV:function(r,i,x,U){var H=1,V=U;i<0&&(H=-1,i=-i);for(var X=ft(this.doc,r),re=0;re<i;++re){var le=Tr(this,X,"div");if(V==null?V=le.left:le.left=V,X=Ds(this,le,H,x),X.hitSide)break}return X},moveV:Qt(function(r,i){var x=this,U=this.doc,H=[],V=!this.display.shift&&!U.extend&&U.sel.somethingSelected();if(U.extendSelectionsBy(function(re){if(V)return r<0?re.from():re.to();var le=Tr(x,re.head,"div");re.goalColumn!=null&&(le.left=re.goalColumn),H.push(le.left);var Ee=Ds(x,le,r,i);return i=="page"&&re==U.sel.primary()&&Ca(x,ma(x,Ee,"div").top-le.top),Ee},ce),H.length)for(var X=0;X<U.sel.ranges.length;X++)U.sel.ranges[X].goalColumn=H[X]}),findWordAt:function(r){var i=this.doc,x=rt(i,r.line).text,U=r.ch,H=r.ch;if(x){var V=this.getHelper(r,"wordChars");(r.sticky=="before"||H==x.length)&&U?--U:++H;for(var X=x.charAt(U),re=Oe(X,V)?function(le){return Oe(le,V)}:/\s/.test(X)?function(le){return/\s/.test(le)}:function(le){return!/\s/.test(le)&&!Oe(le)};U>0&&re(x.charAt(U-1));)--U;for(;H<x.length&&re(x.charAt(H));)++H}return new wt(Ne(r.line,U),Ne(r.line,H))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),Re(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Qt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Dr(this)-this.display.barHeight,width:r.scrollWidth-Dr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Qt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Ne(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Qt(function(r,i){var x=this,U=function(V){return typeof V=="number"||/^\d+$/.test(String(V))?V+"px":V};r!=null&&(this.display.wrapper.style.width=U(r)),i!=null&&(this.display.wrapper.style.height=U(i)),this.options.lineWrapping&&ao(this);var H=this.display.viewFrom;this.doc.iter(H,this.display.viewTo,function(V){if(V.widgets){for(var X=0;X<V.widgets.length;X++)if(V.widgets[X].noHScroll){Kr(x,H,"widget");break}}++H}),this.curOp.forceUpdate=!0,Re(this,"refresh",this)}),operation:function(r){return or(this,r)},startOperation:function(){return dn(this)},endOperation:function(){return cn(this)},refresh:Qt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-An(this.display))>.5||this.options.lineWrapping)&&xa(this),Re(this,"refresh",this)}),swapDoc:Qt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Mo(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},de(e),e.registerHelper=function(r,i,x){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=x},e.registerGlobalHelper=function(r,i,x,U){e.registerHelper(r,i,U),n[r]._global.push({pred:x,val:U})}}function za(e,t,n,r,i){var x=t,U=n,H=rt(e,t.line),V=i&&e.direction=="rtl"?-n:n;function X(){var Qe=t.line+V;return Qe<e.first||Qe>=e.first+e.size?!1:(t=new Ne(Qe,t.ch,t.sticky),H=rt(e,Qe))}function re(Qe){var Ke;if(r=="codepoint"){var Ze=H.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(Ze)?Ke=null:Ke=new Ne(t.line,Math.max(0,Math.min(H.text.length,t.ch+n*(Ze>=55296&&Ze<56320?2:1))),-n)}else i?Ke=Ml(e.cm,H,t,n):Ke=Na(H,t,n);if(Ke==null)if(!Qe&&X())t=Ba(i,e.cm,H,t.line,V);else return!1;else t=Ke;return!0}if(r=="char"||r=="codepoint")re();else if(r=="column")re(!0);else if(r=="word"||r=="group")for(var le=null,Ee=r=="group",be=e.cm&&e.cm.getHelper(t,"wordChars"),ke=!0;!(n<0&&!re(!ke));ke=!1){var Ie=H.text.charAt(t.ch)||`
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`?"n":!Ee||/\s/.test(Ie)?null:"p";if(Ee&&!ke&&!je&&(je="s"),le&&le!=je){n<0&&(n=1,re(),t.sticky="after");break}if(je&&(le=je),n>0&&!re(!ke))break}var He=$i(e,t,x,U,!0);return Gn(x,He)&&(He.hitSide=!0),He}function Ds(e,t,n,r){var i=e.doc,x=t.left,U;if(r=="page"){var H=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),V=Math.max(H-.5*An(e.display),3);U=(n>0?t.bottom:t.top)+n*V}else r=="line"&&(U=n>0?t.bottom+3:t.top-3);for(var X;!(X=va(e,x,U),!X.outside);){if(n<0?U<=0:U>=i.height){X.hitSide=!0;break}U+=n*5}return X}var At=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new $,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};At.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;As(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function x(H){for(var V=H.target;V;V=V.parentNode){if(V==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(V.className))break}return!1}Ce(i,"paste",function(H){if(!x(H)||Fe(r,H)||Ss(H,r))return;N<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),Ce(i,"compositionstart",function(H){t.composing={data:H.data,done:!1}}),Ce(i,"compositionupdate",function(H){t.composing||(t.composing={data:H.data,done:!1})}),Ce(i,"compositionend",function(H){t.composing&&(H.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ce(i,"touchstart",function(){return n.forceCompositionEnd()}),Ce(i,"input",function(){t.composing||t.readFromDOMSoon()});function U(H){if(!x(H)||Fe(r,H))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),H.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var V=Cs(r);ta({lineWise:!0,text:V.text}),H.type=="cut"&&r.operation(function(){r.setSelections(V.ranges,0,ve),r.replaceSelection("",null,"cut")})}else return;if(H.clipboardData){H.clipboardData.clearData();var X=wr.text.join(`
`);if(H.clipboardData.setData("Text",X),H.clipboardData.getData("Text")==X){H.preventDefault();return}}var re=Ls(),le=re.firstChild;r.display.lineSpace.insertBefore(re,r.display.lineSpace.firstChild),le.value=wr.text.join(`
`);var Ee=document.activeElement;W(le),setTimeout(function(){r.display.lineSpace.removeChild(re),Ee.focus(),Ee==i&&n.showPrimarySelection()},50)}Ce(i,"copy",U),Ce(i,"cut",U)},At.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},At.prototype.prepareSelection=function(){var e=mo(this.cm,!1);return e.focus=document.activeElement==this.div,e},At.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},At.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},At.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 x=ra(t,e.anchorNode,e.anchorOffset),U=ra(t,e.focusNode,e.focusOffset);if(x&&!x.bad&&U&&!U.bad&&dt(Jr(x,U),r)==0&&dt(vn(x,U),i)==0)return;var H=t.display.view,V=r.line>=t.display.viewFrom&&Rs(t,r)||{node:H[0].measure.map[2],offset:0},X=i.line<t.display.viewTo&&Rs(t,i);if(!X){var re=H[H.length-1].measure,le=re.maps?re.maps[re.maps.length-1]:re.map;X={node:le[le.length-1],offset:le[le.length-2]-le[le.length-3]}}if(!V||!X){e.removeAllRanges();return}var Ee=e.rangeCount&&e.getRangeAt(0),be;try{be=m(V.node,V.offset,X.offset,X.node)}catch(ke){}be&&(!L&&t.state.focused?(e.collapse(V.node,V.offset),be.collapsed||(e.removeAllRanges(),e.addRange(be))):(e.removeAllRanges(),e.addRange(be)),Ee&&e.anchorNode==null?e.addRange(Ee):L&&this.startGracePeriod()),this.rememberSelection()},At.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)},At.prototype.showMultipleSelections=function(e){l(this.cm.display.cursorDiv,e.cursors),l(this.cm.display.selectionDiv,e.selection)},At.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},At.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return y(this.div,t)},At.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},At.prototype.blur=function(){this.div.blur()},At.prototype.getField=function(){return this.div},At.prototype.supportsTouch=function(){return!0},At.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():or(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},At.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},At.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&v&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&or(t,function(){Xt(t.doc,zr(n,r),ve),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},At.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Ne(r.line-1,rt(e.doc,r.line-1).length)),i.ch==rt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ne(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var x,U,H;r.line==t.viewFrom||(x=sn(e,r.line))==0?(U=Tt(t.view[0].line),H=t.view[0].node):(U=Tt(t.view[x].line),H=t.view[x-1].node.nextSibling);var V=sn(e,i.line),X,re;if(V==t.view.length-1?(X=t.viewTo-1,re=t.lineDiv.lastChild):(X=Tt(t.view[V+1].line)-1,re=t.view[V+1].node.previousSibling),!H)return!1;for(var le=e.doc.splitLines(tu(e,H,re,U,X)),Ee=Pr(e.doc,Ne(U,0),Ne(X,rt(e.doc,X).text.length));le.length>1&&Ee.length>1;)if(Y(le)==Y(Ee))le.pop(),Ee.pop(),X--;else if(le[0]==Ee[0])le.shift(),Ee.shift(),U++;else break;for(var be=0,ke=0,Ie=le[0],je=Ee[0],He=Math.min(Ie.length,je.length);be<He&&Ie.charCodeAt(be)==je.charCodeAt(be);)++be;for(var Qe=Y(le),Ke=Y(Ee),Ze=Math.min(Qe.length-(le.length==1?be:0),Ke.length-(Ee.length==1?be:0));ke<Ze&&Qe.charCodeAt(Qe.length-ke-1)==Ke.charCodeAt(Ke.length-ke-1);)++ke;if(le.length==1&&Ee.length==1&&U==r.line)for(;be&&be>r.ch&&Qe.charCodeAt(Qe.length-ke-1)==Ke.charCodeAt(Ke.length-ke-1);)be--,ke++;le[le.length-1]=Qe.slice(0,Qe.length-ke).replace(/^\u200b+/,""),le[0]=le[0].slice(be).replace(/\u200b+$/,"");var lt=Ne(U,be),at=Ne(X,Ee.length?Y(Ee).length-ke:0);if(le.length>1||le[0]||dt(lt,at))return Mn(e.doc,le,lt,at,"+input"),!0},At.prototype.ensurePolled=function(){this.forceCompositionEnd()},At.prototype.reset=function(){this.forceCompositionEnd()},At.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},At.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)},At.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&or(this.cm,function(){return tr(e.cm)})},At.prototype.setUneditable=function(e){e.contentEditable="false"},At.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||jt(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},At.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},At.prototype.onContextMenu=function(){},At.prototype.resetPosition=function(){},At.prototype.needsContentAttribute=!0;function Rs(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=rt(e.doc,t.line),i=eo(n,r,t.line),x=Je(r,e.doc.direction),U="left";if(x){var H=Ge(x,t.ch);U=H%2?"right":"left"}var V=no(i.map,t.ch,U);return V.offset=V.collapse=="right"?V.end:V.start,V}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Bn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var x="",U=!1,H=e.doc.lineSeparator(),V=!1;function X(be){return function(ke){return ke.id==be}}function re(){U&&(x+=H,V&&(x+=H),U=V=!1)}function le(be){be&&(re(),x+=be)}function Ee(be){if(be.nodeType==1){var ke=be.getAttribute("cm-text");if(ke){le(ke);return}var Ie=be.getAttribute("cm-marker"),je;if(Ie){var He=e.findMarks(Ne(r,0),Ne(i+1,0),X(+Ie));He.length&&(je=He[0].find(0))&&le(Pr(e.doc,je.from,je.to).join(H));return}if(be.getAttribute("contenteditable")=="false")return;var Qe=/^(pre|div|p|li|table|br)$/i.test(be.nodeName);if(!/^br$/i.test(be.nodeName)&&be.textContent.length==0)return;Qe&&re();for(var Ke=0;Ke<be.childNodes.length;Ke++)Ee(be.childNodes[Ke]);/^(pre|p)$/i.test(be.nodeName)&&(V=!0),Qe&&(U=!0)}else be.nodeType==3&&le(be.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(Ee(t),t==n);)t=t.nextSibling,V=!1;return x}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Bn(e.clipPos(Ne(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 x=e.display.view[i];if(x.node==r)return ru(x,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!y(r,t))return Bn(Ne(Tt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var x=e.rest?Y(e.rest):e.line;return Bn(Ne(Tt(x),x.text.length),i)}var U=t.nodeType==3?t:null,H=t;for(!U&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(U=t.firstChild,n&&(n=U.nodeValue.length));H.parentNode!=r;)H=H.parentNode;var V=e.measure,X=V.maps;function re(je,He,Qe){for(var Ke=-1;Ke<(X?X.length:0);Ke++)for(var Ze=Ke<0?V.map:X[Ke],lt=0;lt<Ze.length;lt+=3){var at=Ze[lt+2];if(at==je||at==He){var pt=Tt(Ke<0?e.line:e.rest[Ke]),Dt=Ze[lt]+Qe;return(Qe<0||at!=je)&&(Dt=Ze[lt+(Qe?1:0)]),Ne(pt,Dt)}}}var le=re(U,H,n);if(le)return Bn(le,i);for(var Ee=H.nextSibling,be=U?U.nodeValue.length-n:0;Ee;Ee=Ee.nextSibling){if(le=re(Ee,Ee.firstChild,0),le)return Bn(Ne(le.line,le.ch-be),i);be+=Ee.textContent.length}for(var ke=H.previousSibling,Ie=n;ke;ke=ke.previousSibling){if(le=re(ke,ke.firstChild,-1),le)return Bn(Ne(le.line,le.ch+Ie),i);Ie+=ke.textContent.length}}var _t=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new $,this.hasSelection=!1,this.composing=null};_t.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),E&&(i.style.width="0px"),Ce(i,"input",function(){B&&N>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Ce(i,"paste",function(U){if(Fe(r,U)||Ss(U,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function x(U){if(Fe(r,U))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var H=Cs(r);ta({lineWise:!0,text:H.text}),U.type=="cut"?r.setSelections(H.ranges,null,ve):(n.prevInput="",i.value=H.text.join(`
`),W(i))}else return;U.type=="cut"&&(r.state.cutIncoming=+new Date)}Ce(i,"cut",x),Ce(i,"copy",x),Ce(e.scroller,"paste",function(U){if(Nr(e,U)||Fe(r,U))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var H=new Event("paste");H.clipboardData=U.clipboardData,i.dispatchEvent(H)}),Ce(e.lineSpace,"selectstart",function(U){Nr(e,U)||Q(U)}),Ce(i,"compositionstart",function(){var U=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:U,range:r.markText(U,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Ce(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},_t.prototype.createField=function(e){this.wrapper=Ls(),this.textarea=this.wrapper.firstChild},_t.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},_t.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=mo(e);if(e.options.moveInputWithCursor){var i=Tr(e,n.sel.primary().head,"div"),x=t.wrapper.getBoundingClientRect(),U=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+U.top-x.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+U.left-x.left))}return r},_t.prototype.showSelection=function(e){var t=this.cm,n=t.display;l(n.cursorDiv,e.cursors),l(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},_t.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&W(this.textarea),B&&N>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",B&&N>=9&&(this.hasSelection=null))},_t.prototype.getField=function(){return this.textarea},_t.prototype.supportsTouch=function(){return!1},_t.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!o||M()!=this.textarea))try{this.textarea.focus()}catch(e){}},_t.prototype.blur=function(){this.textarea.blur()},_t.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},_t.prototype.receivedFocus=function(){this.slowPoll()},_t.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()})},_t.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)},_t.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||ot(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(B&&N>=9&&this.hasSelection===i||s&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var x=i.charCodeAt(0);if(x==8203&&!r&&(r="\u200B"),x==8666)return this.reset(),this.cm.execCommand("undo")}for(var U=0,H=Math.min(r.length,i.length);U<H&&r.charCodeAt(U)==i.charCodeAt(U);)++U;return or(t,function(){Ga(t,i.slice(U),r.length-U,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},_t.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},_t.prototype.onKeyPress=function(){B&&N>=9&&(this.hasSelection=null),this.fastPoll()},_t.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var x=on(n,e),U=r.scroller.scrollTop;if(!x||w)return;var H=n.options.resetSelectionOnContextMenu;H&&n.doc.sel.contains(x)==-1&&jt(n,Xt)(n.doc,zr(x),ve);var V=i.style.cssText,X=t.wrapper.style.cssText,re=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-re.top-5)+"px; left: "+(e.clientX-re.left-5)+`px;
      z-index: 1000; background: `+(B?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var le;k&&(le=window.scrollY),r.input.focus(),k&&window.scrollTo(null,le),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=be,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function Ee(){if(i.selectionStart!=null){var Ie=n.somethingSelected(),je="\u200B"+(Ie?i.value:"");i.value="\u21DA",i.value=je,t.prevInput=Ie?"":"\u200B",i.selectionStart=1,i.selectionEnd=je.length,r.selForContextMenu=n.doc.sel}}function be(){if(t.contextMenuPending!=be)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=X,i.style.cssText=V,B&&N<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=U),i.selectionStart!=null){(!B||B&&N<9)&&Ee();var 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      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(b,h.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),s.trigger(P.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:h})},T.onFragLoaded=function(u,o){var s=o.frag,d=o.part;if(s.type===k.PlaylistLevelType.MAIN&&Object(G.isFiniteNumber)(s.sn)){var S=d?d.stats:s.stats,p=d?d.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var h=this.hls.levels[s.level],A=(h.loaded?h.loaded.bytes:0)+S.loaded,b=(h.loaded?h.loaded.duration:0)+p;h.loaded={bytes:A,duration:b},h.realBitrate=Math.round(8*A/b)}if(s.bitrateTest){var f={stats:S,frag:s,part:d,id:s.type};this.onFragBuffered(P.Events.FRAG_BUFFERED,f),s.bitrateTest=!1}}},T.onFragBuffered=function(u,o){var s=o.frag,d=o.part,S=d?d.stats:s.stats;if(S.aborted)return;if(s.type!==k.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var p=S.parsing.end-S.loading.start;this.bwEstimator.sample(p,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},T.onError=function(u,o){switch(o.details){case N.ErrorDetails.FRAG_LOAD_ERROR:case N.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,s=this.hls,d=s.maxAutoLevel,S=s.config,p=s.minAutoLevel,h=s.media,A=o?o.duration:u?u.duration:0,b=h?h.currentTime:0,f=h&&h.playbackRate!==0?Math.abs(h.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,l=(B.BufferHelper.bufferInfo(h,b,S.maxBufferHole).end-b)/f,a=this.findBestLevel(c,p,d,l,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;D.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=A?Math.min(A,S.maxStarvationDelay):S.maxStarvationDelay,m=S.abrBandWidthFactor,y=S.abrBandWidthUpFactor;if(!l){var M=this.bitrateTestDelay;if(M){var F=A?Math.min(A,S.maxLoadingDelay):S.maxLoadingDelay;g=F-M,D.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),m=y=1}}return a=this.findBestLevel(c,p,d,l+g,m,y),Math.max(a,0)},T.findBestLevel=function(u,o,s,d,S,p){for(var h,A=this.fragCurrent,b=this.partCurrent,f=this.lastLoadedFragLevel,c=this.hls.levels,l=c[f],a=!!(l!=null&&(h=l.details)!==null&&h!==void 0&&h.live),g=l==null?void 0:l.codecSet,m=b?b.duration:A?A.duration:0,y=s;y>=o;y--){var M=c[y];if(!M||g&&M.codecSet!==g)continue;var F=M.details,j=(b?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||m,W=void 0;y<=f?W=S*u:W=p*u;var O=c[y].maxBitrate,_=O*j/W;if(D.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+y+"/"+Math.round(W)+"/"+O+"/"+j+"/"+d+"/"+_),W>O&&(!_||a&&!this.bitrateTestDelay||_<d))return y}return-1},w(C,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,o=this.bwEstimator;if(u!==-1&&(!o||!o.canEstimate()))return u;var s=this.getNextABRAutoLevel();return u!==-1&&(s=Math.min(u,s)),s},set:function(u){this._nextAutoLevel=u}}]),C}();z.default=R},"./src/controller/audio-stream-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),P=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/controller/fragment-tracker.ts"),k=L("./src/types/level.ts"),D=L("./src/types/loader.ts"),v=L("./src/loader/fragment.ts"),w=L("./src/demux/chunk-cache.ts"),R=L("./src/demux/transmuxer-interface.ts"),C=L("./src/types/transmuxer.ts"),T=L("./src/controller/fragment-finders.ts"),E=L("./src/utils/discontinuities.ts"),u=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function s(){return s=Object.assign||function(A){for(var b=1;b<arguments.length;b++){var f=arguments[b];for(var c in f)Object.prototype.hasOwnProperty.call(f,c)&&(A[c]=f[c])}return A},s.apply(this,arguments)}function d(A,b){A.prototype=Object.create(b.prototype),A.prototype.constructor=A,S(A,b)}function S(A,b){return S=Object.setPrototypeOf||function(c,l){return c.__proto__=l,c},S(A,b)}var p=100,h=function(A){d(b,A);function b(c,l){var a;return a=A.call(this,c,l,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var f=b.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var l=this.hls;l.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(P.Events.ERROR,this.onError,this),l.on(P.Events.BUFFER_RESET,this.onBufferReset,this),l.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var l=this.hls;l.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(P.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(P.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(P.Events.ERROR,this.onError,this),l.off(P.Events.BUFFER_RESET,this.onBufferReset,this),l.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(P.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(l,a){var g=a.frag,m=a.id,y=a.initPTS;if(m==="main"){var M=g.cc;this.initPTS[g.cc]=y,this.log("InitPTS for cc: "+M+" found from main: "+y),this.videoTrackCC=M,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,a>0&&l===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=I.State.IDLE):(this.loadedmetadata=!1,this.state=I.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()},f.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var l,a=this.levels,g=this.trackId,m=a==null||((l=a[g])===null||l===void 0)?void 0:l.details;if(m){if(this.waitForCdnTuneIn(m))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var y,M=performance.now(),F=this.retryDate;(!F||M>=F||(y=this.media)!==null&&y!==void 0&&y.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,O=j.part,_=j.cache,K=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var $=_.flush(),q={frag:W,part:O,payload:$,networkDetails:null};this._handleFragmentLoadProgress(q),K&&A.prototype._handleFragmentLoadComplete.call(this,q)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var ne=this.getLoadPosition(),Te=B.BufferHelper.bufferInfo(this.mediaBuffer,ne,this.config.maxBufferHole),ve=Object(T.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,W);ve<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},f.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,g=a.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},f.doTickIdle=function(){var l,a,g=this.hls,m=this.levels,y=this.media,M=this.trackId,F=g.config;if(!m||!m[M])return;if(!y&&(this.startFragRequested||!F.startFragPrefetch))return;var j=m[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,v.ElementaryStreamTypes.AUDIO,D.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,D.PlaylistLevelType.AUDIO);if(O===null)return;var _=O.len,K=this.getMaxBufferLength(),$=this.audioSwitch;if(_>=K&&!$)return;if(!$&&this._streamEnded(O,W)){g.trigger(P.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var q=W.fragments,ne=q[0].start,Te=O.end;if($){var ve=this.getLoadPosition();Te=ve,W.PTSKnown&&ve<ne&&((O.end>ne||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),y.currentTime=ne+.05))}var ge=this.getNextFragment(Te,W);if(!ge){this.bufferFlushed=!0;return}((l=ge.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=ge.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ge,W):this.loadFragment(ge,W,Te)},f.getMaxBufferLength=function(){var l=A.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,A.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(l,a){var g=a.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(m){return new k.Level(m)})},f.onAudioTrackSwitching=function(l,a){var g=!!a.url;this.trackId=a.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(p):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(l,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(l,a){var g,m=this.levels,y=a.details,M=a.id;if(!m){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+y.startSN+","+y.endSN+"],duration:"+y.totalduration);var F=m[M],j=0;if(y.live||(g=F.details)!==null&&g!==void 0&&g.live){var W=this.mainDetails;if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed||!W)return;!F.details&&y.hasProgramDateTime&&W.hasProgramDateTime?(Object(E.alignMediaPlaylistByPDT)(y,W),j=y.fragments[0].start):j=this.alignPlaylists(y,F.details)}F.details=y,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!y.live)&&this.setStartPosition(F.details,j),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(y)&&(this.state=I.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(l){var a,g=l.frag,m=l.part,y=l.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+g.sn+" of level "+g.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var O=W.details;console.assert(O,"Audio track details are defined on fragment load progress");var _=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",K=this.transmuxer;K||(K=this.transmuxer=new R.default(this.hls,D.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var $=this.initPTS[g.cc],q=(a=g.initSegment)===null||a===void 0?void 0:a.data;if($!==void 0){var ne=!1,Te=m?m.index:-1,ve=Te!==-1,ge=new C.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,y.byteLength,Te,ve);K.push(y,q,_,"",g,m,O.totalduration,ne,ge,$)}else{o.logger.log("Unknown video PTS for cc "+g.cc+", waiting for video PTS before demuxing audio frag "+g.sn+" of ["+O.startSN+" ,"+O.endSN+"],track "+F);var ce=this.waitingData=this.waitingData||{frag:g,part:m,cache:new w.default,complete:!1},he=ce.cache;he.push(new Uint8Array(y)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}A.prototype._handleFragmentLoadComplete.call(this,l)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(l,a){var g=a.tracks.audio;g&&(this.mediaBuffer=g.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(l,a){var g=a.frag,m=a.part;if(g.type!==D.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(m?" p: "+m.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,m)},f.onError=function(l,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=a.fatal?I.State.ERROR:I.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case u.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var g=!0,m=this.getFwdBufferInfo(this.mediaBuffer,D.PlaylistLevelType.AUDIO);m&&m.len>.5&&(g=!this.reduceMaxBufferLength(m.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},f.onBufferFlushed=function(l,a){var g=a.type;g===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(l){var a,g="audio",m=this.hls,y=l.remuxResult,M=l.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,O=y.audio,_=y.text,K=y.id3,$=y.initSegment;if(this.fragContextChanged(j))return;if(this.state=I.State.PARSING,this.audioSwitch&&O&&this.completeAudioSwitch(),$!=null&&$.tracks&&(this._bufferInitSegment($.tracks,j,M),m.trigger(P.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:g,tracks:$.tracks})),O){var q=O.startPTS,ne=O.endPTS,Te=O.startDTS,ve=O.endDTS;W&&(W.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:ne,startDTS:Te,endDTS:ve}),j.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,q,ne,Te,ve),this.bufferFragmentData(O,j,W,M)}if(K!=null&&(a=K.samples)!==null&&a!==void 0&&a.length){var ge=s({frag:j,id:g},K);m.trigger(P.Events.FRAG_PARSING_METADATA,ge)}if(_){var ce=s({frag:j,id:g},_);m.trigger(P.Events.FRAG_PARSING_USERDATA,ce)}},f._bufferInitSegment=function(l,a,g){if(this.state!==I.State.PARSING)return;l.video&&delete l.video;var m=l.audio;if(!m)return;m.levelCodec=m.codec,m.id="audio",this.log("Init audio buffer, container:"+m.container+", codecs[parsed]=["+m.codec+"]"),this.hls.trigger(P.Events.BUFFER_CODECS,l);var y=m.initSegment;if(y!=null&&y.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:g,parent:a.type,data:y};this.hls.trigger(P.Events.BUFFER_APPENDING,M)}this.tick()},f.loadFragment=function(l,a,g){var m=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||m===N.FragmentState.NOT_LOADED||m===N.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(G.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,l,a,g)))},f.completeAudioSwitch=function(){var l=this.hls,a=this.media,g=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(P.Events.AUDIO_TRACK_SWITCHED,{id:g})},b}(I.default);z.default=h},"./src/controller/audio-track-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(R,C){for(var T=0;T<C.length;T++){var E=C[T];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(R,E.key,E)}}function k(R,C,T){return C&&N(R.prototype,C),T&&N(R,T),R}function D(R,C){R.prototype=Object.create(C.prototype),R.prototype.constructor=R,v(R,C)}function v(R,C){return v=Object.setPrototypeOf||function(E,u){return E.__proto__=u,E},v(R,C)}var w=function(R){D(C,R);function C(E){var u;return u=R.call(this,E,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var T=C.prototype;return T.registerListeners=function(){var u=this.hls;u.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(G.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var u=this.hls;u.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(G.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,R.prototype.destroy.call(this)},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},T.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(u,o){var s=o.id,d=o.details,S=this.tracksInGroup[s];if(!S){this.warn("Invalid audio track id "+s);return}var p=S.details;S.details=o.details,this.log("audioTrack "+s+" loaded ["+d.startSN+"-"+d.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,p))},T.onLevelLoading=function(u,o){this.switchLevel(o.level)},T.onLevelSwitching=function(u,o){this.switchLevel(o.level)},T.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var d=this.tracks.filter(function(p){return!s||p.groupId===s});this.selectDefaultTrack&&!d.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=d;var S={audioTracks:d};this.log("Updating audio tracks, "+d.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(G.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},T.onError=function(u,o){if(R.prototype.onError.call(this,u,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+u);var d=o[u],S=d.id,p=d.groupId,h=p===void 0?"":p,A=d.name,b=d.type,f=d.url;if(this.trackId=u,this.trackName=A,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:h,name:A,type:b,url:f}),d.details&&!d.details.live)return;var c=this.switchParams(d.url,s==null?void 0:s.details);this.loadPlaylist(c)},T.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,s=this.findTrackId(o)||this.findTrackId();s!==-1?this.setAudioTrack(s):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(u){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var d=o[s];if((!this.selectDefaultTrack||d.default)&&(!u||u===d.name))return d.id}return-1},T.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,d=o.groupId,S=o.url;if(u)try{S=u.addDirectives(S)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:S,id:s,groupId:d,deliveryDirectives:u||null})}},k(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),C}(P.default);z.default=w},"./src/controller/base-playlist-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return k});var G=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),P=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),N=L("./src/errors.ts"),k=function(){function D(w,R){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=B.logger.log.bind(B.logger,R+":"),this.warn=B.logger.warn.bind(B.logger,R+":"),this.hls=w}var v=D.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(R,C){C.fatal&&C.type===N.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(R,C){var T=C==null?void 0:C.renditionReports;if(T)for(var E=0;E<T.length;E++){var u=T[E],o=""+u.URI;if(o===R.substr(-o.length)){var s=parseInt(u["LAST-MSN"]),d=parseInt(u["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);d!==void 0&&S>C.partTarget&&(d+=1)}if(Object(G.isFiniteNumber)(s))return new I.HlsUrlParameters(s,Object(G.isFiniteNumber)(d)?d:void 0,I.HlsSkip.No)}}},v.loadPlaylist=function(R){},v.shouldLoadTrack=function(R){return this.canLoad&&R&&!!R.url&&(!R.details||R.details.live)},v.playlistLoaded=function(R,C,T){var E=this,u=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-s,u.live||T!=null&&T.live){if(u.reloaded(T),T&&this.log("live playlist "+R+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),T&&u.fragments.length>0&&Object(P.mergeDetails)(T,u),!this.canLoad||!u.live)return;var d,S=void 0,p=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var h=this.hls.config.lowLatencyMode,A=u.lastPartSn,b=u.endSN,f=u.lastPartIndex,c=f!==-1,l=A===b,a=h?0:f;c?(S=l?b+1:A,p=l?a:f+1):S=b+1;var g=u.age,m=g+u.ageHeader,y=Math.min(m-u.partTarget,u.targetduration*1.5);if(y>0){if(T&&y>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+y+" with playlist age: "+u.age),y=0;else{var M=Math.floor(y/u.targetduration);if(S+=M,p!==void 0){var F=Math.round(y%u.targetduration/u.partTarget);p+=F}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+y+" skip sn "+M+" to part "+p)}u.tuneInGoal=y}if(d=this.getDeliveryDirectives(u,C.deliveryDirectives,S,p),h||!l){this.loadPlaylist(d);return}}else d=this.getDeliveryDirectives(u,C.deliveryDirectives,S,p);var j=Object(P.computeReloadInterval)(u,o);S!==void 0&&u.canBlockReload&&(j-=u.partTarget||1),this.log("reload live playlist "+R+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return E.loadPlaylist(d)},j)}else this.clearTimer()},v.getDeliveryDirectives=function(R,C,T,E){var u=Object(I.getSkipValue)(R,T);return C!=null&&C.skip&&R.deltaUpdateFailed&&(T=C.msn,E=C.part,u=I.HlsSkip.No),new I.HlsUrlParameters(T,E,u)},v.retryLoadingOrFail=function(R){var C=this,T=this.hls.config,E=this.retryCount<T.levelLoadingMaxRetry;if(E){var u;if(this.retryCount++,R.details.indexOf("LoadTimeOut")>-1&&(u=R.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+R.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*T.levelLoadingRetryDelay,T.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+R.details+'"')}}else this.warn('cannot recover from error "'+R.details+'"'),this.clearTimer(),R.fatal=!0;return E},D}()},"./src/controller/base-stream-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"State",function(){return b}),L.d(z,"default",function(){return f});var G=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),P=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),N=L("./src/utils/logger.ts"),k=L("./src/events.ts"),D=L("./src/errors.ts"),v=L("./src/types/transmuxer.ts"),w=L("./src/utils/mp4-tools.ts"),R=L("./src/utils/discontinuities.ts"),C=L("./src/controller/fragment-finders.ts"),T=L("./src/controller/level-helper.ts"),E=L("./src/loader/fragment-loader.ts"),u=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),s=L("./src/types/loader.ts");function d(c,l){for(var a=0;a<l.length;a++){var g=l[a];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(c,g.key,g)}}function S(c,l,a){return l&&d(c.prototype,l),a&&d(c,a),c}function p(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function h(c,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,A(c,l)}function A(c,l){return A=Object.setPrototypeOf||function(g,m){return g.__proto__=m,g},A(c,l)}var b={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},f=function(c){h(l,c);function l(g,m,y){var M;return M=c.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=b.STOPPED,M.media=void 0,M.mediaBuffer=void 0,M.config=void 0,M.bitrateTest=!1,M.lastCurrentTime=0,M.nextLoadPosition=0,M.startPosition=0,M.loadedmetadata=!1,M.fragLoadError=0,M.retryDate=0,M.levels=null,M.fragmentLoader=void 0,M.levelLastLoaded=null,M.startFragRequested=!1,M.decrypter=void 0,M.initPTS=[],M.onvseeking=null,M.onvended=null,M.logPrefix="",M.log=void 0,M.warn=void 0,M.logPrefix=y,M.log=N.logger.log.bind(N.logger,y+":"),M.warn=N.logger.warn.bind(N.logger,y+":"),M.hls=g,M.fragmentLoader=new E.default(g.config),M.fragmentTracker=m,M.config=g.config,M.decrypter=new u.default(g,g.config),g.on(k.Events.KEY_LOADED,M.onKeyLoaded,p(M)),M}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(m){},a.stopLoad=function(){this.fragmentLoader.abort();var m=this.fragCurrent;m&&this.fragmentTracker.removeFragment(m),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=b.STOPPED},a._streamEnded=function(m,y){var M=this.fragCurrent,F=this.fragmentTracker;if(!y.live&&M&&M.sn===y.endSN&&!m.nextStart){var j=F.getState(M);return j===P.FragmentState.PARTIAL||j===P.FragmentState.OK}return!1},a.onMediaAttached=function(m,y){var M=this.media=this.mediaBuffer=y.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===b.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var m=this.media;m!=null&&m.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),m&&(m.removeEventListener("seeking",this.onvseeking),m.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var m=this.config,y=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,O=B.BufferHelper.bufferInfo(F||M,W,m.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===b.ENDED)this.resetLoadingState();else if(y&&!O.len){var _=m.maxFragLookUpTolerance,K=y.start-_,$=y.start+y.duration+_,q=W>$;(W<K||q)&&(q&&y.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),y.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!O.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(m,y){if(this.state!==b.KEY_LOADING||y.frag!==this.fragCurrent||!this.levels)return;this.state=b.IDLE;var M=this.levels[y.frag.level].details;M&&this.loadFragment(y.frag,M,y.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=b.STOPPED,this.hls.off(k.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(m,y){this.log("Loading key for "+m.sn+" of ["+y.startSN+"-"+y.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=b.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(k.Events.KEY_LOADING,{frag:m})},a.loadFragment=function(m,y,M){this._loadFragForPlayback(m,y,M)},a._loadFragForPlayback=function(m,y,M){var F=this,j=function(O){if(F.fragContextChanged(m)){F.warn("Fragment "+m.sn+(O.part?" p: "+O.part.index:"")+" of level "+m.level+" was dropped during download."),F.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,F._handleFragmentLoadProgress(O)};this._doFragLoad(m,y,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var O=F.state;if(F.fragContextChanged(m)){(O===b.FRAG_LOADING||O===b.BACKTRACKING||!F.fragCurrent&&O===b.PARSING)&&(F.fragmentTracker.removeFragment(m),F.state=b.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+m.sn+" of level "+m.level),F.hls.trigger(k.Events.FRAG_LOADED,W),F.state===b.BACKTRACKING)){F.fragmentTracker.backtrack(m,W),F.resetFragmentLoading(m);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(m)})},a.flushMainBuffer=function(m,y,M){if(M===void 0&&(M=null),!(m-y))return;var F={startOffset:m,endOffset:y,type:M};this.fragLoadError=0,this.hls.trigger(k.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(m){var y=this;this._doFragLoad(m).then(function(M){if(!M||y.fragContextChanged(m)||!y.levels)throw new Error("init load aborted");return M}).then(function(M){var F=y.hls,j=M.payload,W=m.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return y.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(_){var K=self.performance.now();return F.trigger(k.Events.FRAG_DECRYPTED,{frag:m,payload:_,stats:{tstart:O,tdecrypt:K}}),M.payload=_,M})}return M}).then(function(M){var F=y.fragCurrent,j=y.hls,W=y.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[m.level].details;console.assert(O,"Level details are defined when init segment is loaded");var _=m.stats;y.state=b.IDLE,y.fragLoadError=0,m.data=new Uint8Array(M.payload),_.parsing.start=_.buffering.start=self.performance.now(),_.parsing.end=_.buffering.end=self.performance.now(),M.frag===F&&j.trigger(k.Events.FRAG_BUFFERED,{stats:_,frag:F,part:null,id:m.type}),y.tick()}).catch(function(M){y.warn(M),y.resetFragmentLoading(m)})},a.fragContextChanged=function(m){var y=this.fragCurrent;return!m||!y||m.level!==y.level||m.sn!==y.sn||m.urlId!==y.urlId},a.fragBufferedComplete=function(m,y){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+m.type+" sn: "+m.sn+(y?" part: "+y.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=b.IDLE,this.tick()},a._handleFragmentLoadComplete=function(m){var y=this.transmuxer;if(!y)return;var M=m.frag,F=m.part,j=m.partsLoaded,W=!j||j.length===0||j.some(function(_){return!_}),O=new v.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);y.flush(O)},a._handleFragmentLoadProgress=function(m){},a._doFragLoad=function(m,y,M,F){var j=this;if(M===void 0&&(M=null),!this.levels)throw new Error("frag load aborted, missing levels");if(M=Math.max(m.start,M||0),this.config.lowLatencyMode&&y){var W=y.partList;if(W&&F){M>m.end&&y.fragmentHint&&(m=y.fragmentHint);var O=this.getNextPart(W,m,M);if(O>-1){var _=W[O];return this.log("Loading part sn: "+m.sn+" p: "+_.index+" cc: "+m.cc+" of playlist ["+y.startSN+"-"+y.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=_.start+_.duration,this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,part:W[O],targetBufferTime:M}),this.doFragPartsLoad(m,W,O,F).catch(function(K){return j.handleFragLoadError(K)})}else if(!m.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+m.sn+" cc: "+m.cc+" "+(y?"of ["+y.startSN+"-"+y.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(M.toFixed(3))),Object(G.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=b.FRAG_LOADING,this.hls.trigger(k.Events.FRAG_LOADING,{frag:m,targetBufferTime:M}),this.fragmentLoader.load(m,F).catch(function(K){return j.handleFragLoadError(K)})},a.doFragPartsLoad=function(m,y,M,F){var j=this;return new Promise(function(W,O){var _=[],K=function $(q){var ne=y[q];j.fragmentLoader.loadPart(m,ne,F).then(function(Te){_[ne.index]=Te;var ve=Te.part;j.hls.trigger(k.Events.FRAG_LOADED,Te);var ge=y[q+1];if(ge&&ge.fragment===m)$(q+1);else return W({frag:m,part:ve,partsLoaded:_})}).catch(O)};K(M)})},a.handleFragLoadError=function(m){var y=m.data;return y&&y.details===D.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(y.frag,y.part):this.hls.trigger(k.Events.ERROR,y),null},a._handleTransmuxerFlush=function(m){var y=this.getCurrentContext(m);if(!y||this.state!==b.PARSING){this.fragCurrent||(this.state=b.IDLE);return}var M=y.frag,F=y.part,j=y.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,m.partial)},a.getCurrentContext=function(m){var y=this.levels,M=m.level,F=m.sn,j=m.part;if(!y||!y[M])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+M+". The current chunk will not be buffered."),null;var W=y[M],O=j>-1?Object(T.getPartWith)(W,F,j):null,_=O?O.fragment:Object(T.getFragmentWithSN)(W,F,this.fragCurrent);return _?{frag:_,part:O,level:W}:null},a.bufferFragmentData=function(m,y,M,F){if(!m||this.state!==b.PARSING)return;var j=m.data1,W=m.data2,O=j;if(j&&W&&(O=Object(w.appendUint8Array)(j,W)),!O||!O.length)return;var _={type:m.type,frag:y,part:M,chunkMeta:F,parent:y.type,data:O};this.hls.trigger(k.Events.BUFFER_APPENDING,_),m.dropped&&m.independent&&!M&&this.flushBufferGap(y)},a.flushBufferGap=function(m){var y=this.media;if(!y)return;if(!B.BufferHelper.isBuffered(y,y.currentTime)){this.flushMainBuffer(0,m.start);return}var M=y.currentTime,F=B.BufferHelper.bufferInfo(y,M,0),j=m.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),O=Math.max(Math.min(m.start-W,F.end-W),M+W);m.start-O>W&&this.flushMainBuffer(O,m.start)},a.getFwdBufferInfo=function(m,y){var M=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(m,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,y);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(m,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(m){var y=this.config,M;return m?M=Math.max(8*y.maxBufferSize/m,y.maxBufferLength):M=y.maxBufferLength,Math.min(M,y.maxMaxBufferLength)},a.reduceMaxBufferLength=function(m){var y=this.config,M=m||y.maxBufferLength;return y.maxMaxBufferLength>=M?(y.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+y.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(m,y){var M,F,j=y.fragments,W=j.length;if(!W)return null;var O=this.config,_=j[0].start,K;if(y.live){var $=O.initialLiveManifestSize;if(W<$)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+$+")"),null;!y.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(y,j),this.startPosition=K?this.hls.liveSyncPosition||K.start:m)}else m<=_&&(K=j[0]);if(!K){var q=O.lowLatencyMode?y.partEnd:y.fragmentEnd;K=this.getFragmentAtPosition(m,q,y)}return(M=K)!==null&&M!==void 0&&M.initSegment&&!((F=K)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},a.getNextPart=function(m,y,M){for(var F=-1,j=!1,W=!0,O=0,_=m.length;O<_;O++){var K=m[O];if(W=W&&!K.independent,F>-1&&M<K.start)break;var $=K.loaded;!$&&(j||K.independent||W)&&K.fragment===y&&(F=O),j=$}return F},a.loadedEndOfParts=function(m,y){var M=m[m.length-1];return M&&y>M.start&&M.loaded},a.getInitialLiveFragment=function(m,y){var M=this.fragPrevious,F=null;if(M){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(C.findFragmentByPDT)(y,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=m.startSN&&j<=m.endSN){var W=y[j-m.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(y,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var O=this.hls.liveSyncPosition;O!==null&&(F=this.getFragmentAtPosition(O,this.bitrateTest?m.fragmentEnd:m.edge,m))}return F},a.getFragmentAtPosition=function(m,y,M){var F=this.config,j=this.fragPrevious,W=M.fragments,O=M.endSN,_=M.fragmentHint,K=F.maxFragLookUpTolerance,$=!!(F.lowLatencyMode&&M.partList&&_);$&&_&&!this.bitrateTest&&(W=W.concat(_),O=_.sn);var q;if(m<y){var ne=m>y-K?0:K;q=Object(C.findFragmentByPTS)(j,W,m,ne)}else q=W[W.length-1];if(q){var Te=q.sn-M.startSN,ve=j&&q.level===j.level,ge=W[Te+1],ce=this.fragmentTracker.getState(q);if(ce===P.FragmentState.BACKTRACKED){q=null;for(var he=Te;W[he]&&this.fragmentTracker.getState(W[he])===P.FragmentState.BACKTRACKED;)j?q=W[he--]:q=W[--he];q||(q=ge)}else j&&q.sn===j.sn&&!$&&(ve&&(q.sn<O&&this.fragmentTracker.getState(ge)!==P.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+ge.sn),q=ge):q=null))}return q},a.synchronizeToLiveEdge=function(m){var y=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=m.fragments[0].start,O=m.edge,_=j>=W-y.maxFragLookUpTolerance&&j<=O;if(F!==null&&M.duration>F&&(j<F||!_)){var K=y.liveMaxLatencyDuration!==void 0?y.liveMaxLatencyDuration:y.liveMaxLatencyDurationCount*m.targetduration;(!_&&M.readyState<4||j<O-K)&&(this.loadedmetadata||(this.nextLoadPosition=F),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+O+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(m,y){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,O=m.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var _=m.fragments[0].start,K=!y,$=m.alignedSliding&&Object(G.isFiniteNumber)(_);if(K||!$&&!_){Object(R.alignStream)(j,W,m);var q=m.fragments[0].start;return this.log("Live playlist sliding: "+q.toFixed(2)+" start-sn: "+(y?y.startSN:"na")+"->"+m.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+O),q}return _},a.waitForCdnTuneIn=function(m){var y=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*y)},a.setStartPosition=function(m,y){var M=this.startPosition;if(M<y&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=m.startTimeOffset;Object(G.isFiniteNumber)(F)?(M=y+F,F<0&&(M+=m.totalduration),M=Math.min(Math.max(y,M),y+m.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):m.live?M=this.hls.liveSyncPosition||y:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var m=this.media,y=0;return this.loadedmetadata&&m?y=m.currentTime:this.nextLoadPosition&&(y=this.nextLoadPosition),y},a.handleFragLoadAborted=function(m,y){this.transmuxer&&m.sn!=="initSegment"&&m.stats.aborted&&(this.warn("Fragment "+m.sn+(y?" part"+y.index:"")+" of level "+m.level+" was aborted"),this.resetFragmentLoading(m))},a.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=b.IDLE)},a.onFragmentOrKeyLoadError=function(m,y){if(y.fatal)return;var M=y.frag;if(!M||M.type!==m)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+m+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=b.FRAG_LOADING_WAITING_RETRY}else y.levelRetry?(m===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=b.IDLE):(N.logger.error(y.details+" reaches max retry, redispatch as fatal ..."),y.fatal=!0,this.hls.stopLoad(),this.state=b.ERROR)},a.afterBufferFlushed=function(m,y,M){if(!m)return;var F=B.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(y,F,M),this.state===b.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=b.IDLE},a.resetLiveStartWhenNotLoaded=function(m){if(!this.loadedmetadata){this.startFragRequested=!1;var y=this.levels?this.levels[m].details:null;if(y!=null&&y.live)return this.startPosition=-1,this.setStartPosition(y,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(m,y,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(m.elementaryStreams).reduce(function(_,K){var $=m.elementaryStreams[K];if($){var q=$.endPTS-$.startPTS;if(q<=0)return j.warn("Could not parse fragment "+m.sn+" "+K+" duration reliably ("+q+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),_||!1;var ne=F?0:Object(T.updateFragPTSDTS)(W,m,$.startPTS,$.endPTS,$.startDTS,$.endDTS);return j.hls.trigger(k.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:ne,type:K,frag:m,start:$.startPTS,end:$.endPTS}),!0}return _},!1);O?(this.state=b.PARSED,this.hls.trigger(k.Events.FRAG_PARSED,{frag:m,part:y})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(l,[{key:"state",get:function(){return this._state},set:function(m){var y=this._state;y!==m&&(this._state=m,this.log(y+"->"+m))}}]),l}(I.default)},"./src/controller/buffer-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return C});var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),N=L("./src/utils/buffer-helper.ts"),k=L("./src/utils/mediasource-helper.ts"),D=L("./src/loader/fragment.ts"),v=L("./src/controller/buffer-operation-queue.ts"),w=Object(k.getMediaSource)(),R=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(u){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,d=o.media,S=o.mediaSource;P.logger.log("[buffer-controller]: Media source opened"),d&&(o.updateMediaElementDuration(),s.trigger(I.Events.MEDIA_ATTACHED,{media:d})),S&&S.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){P.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){P.logger.log("[buffer-controller]: Media source ended")},this.hls=u,this._initSourceBuffer(),this.registerListeners()}var E=T.prototype;return E.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},E.destroy=function(){this.unregisterListeners(),this.details=null},E.registerListeners=function(){var o=this.hls;o.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(I.Events.BUFFER_RESET,this.onBufferReset,this),o.on(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(I.Events.BUFFER_EOS,this.onBufferEos,this),o.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(I.Events.FRAG_PARSED,this.onFragParsed,this),o.on(I.Events.FRAG_CHANGED,this.onFragChanged,this)},E.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(I.Events.BUFFER_RESET,this.onBufferReset,this),o.off(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(I.Events.BUFFER_EOS,this.onBufferEos,this),o.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(I.Events.FRAG_PARSED,this.onFragParsed,this),o.off(I.Events.FRAG_CHANGED,this.onFragChanged,this)},E._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new v.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},E.onManifestParsed=function(o,s){var d=2;(s.audio&&!s.video||!s.altAudio)&&(d=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=d,this.details=null,P.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},E.onMediaAttaching=function(o,s){var d=this.media=s.media;if(d&&w){var S=this.mediaSource=new w;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),d.src=self.URL.createObjectURL(S),this._objectUrl=d.src}},E.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,d=this._objectUrl;if(s){if(P.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(S){P.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),s.removeEventListener("sourceopen",this._onMediaSourceOpen),s.removeEventListener("sourceended",this._onMediaSourceEnded),s.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(d&&self.URL.revokeObjectURL(d),o.src===d?(o.removeAttribute("src"),o.load()):P.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(I.Events.MEDIA_DETACHED,void 0)},E.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var d=o.sourceBuffer[s];try{d&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(d),o.sourceBuffer[s]=void 0)}catch(S){P.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",S)}}),this._initSourceBuffer()},E.onBufferCodecs=function(o,s){var d=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(p){if(S){var h=d.tracks[p];if(h&&typeof h.buffer.changeType=="function"){var A=s[p],b=A.codec,f=A.levelCodec,c=A.container,l=(h.levelCodec||h.codec).replace(R,"$1"),a=(f||b).replace(R,"$1");if(l!==a){var g=c+";codecs="+(f||b);d.appendChangeType(p,g)}}}else d.pendingTracks[p]=s[p]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},E.appendChangeType=function(o,s){var d=this,S=this.operationQueue,p={execute:function(){var A=d.sourceBuffer[o];A&&(P.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),A.changeType(s)),S.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(A){P.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",A)}};S.append(p,o)},E.onBufferAppending=function(o,s){var d=this,S=this.hls,p=this.operationQueue,h=this.tracks,A=s.data,b=s.type,f=s.frag,c=s.part,l=s.chunkMeta,a=l.buffering[b],g=self.performance.now();a.start=g;var m=f.stats.buffering,y=c?c.stats.buffering:null;m.start===0&&(m.start=g),y&&y.start===0&&(y.start=g);var M=h.audio,F=b==="audio"&&l.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var O=d.sourceBuffer[b];if(O){var _=f.start-O.timestampOffset;Math.abs(_)>=.1&&(P.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+_+") sn: "+f.sn+")"),O.timestampOffset=f.start)}}d.appendExecutor(A,b)},onStart:function(){},onComplete:function(){var O=self.performance.now();a.executeEnd=a.end=O,m.first===0&&(m.first=O),y&&y.first===0&&(y.first=O);var _=d.sourceBuffer,K={};for(var $ in _)K[$]=N.BufferHelper.getBuffered(_[$]);d.appendError=0,d.hls.trigger(I.Events.BUFFER_APPENDED,{type:b,frag:f,part:c,chunkMeta:l,parent:f.type,timeRanges:K})},onError:function(O){P.logger.error("[buffer-controller]: Error encountered while trying to append to the "+b+" SourceBuffer",O);var _={type:B.ErrorTypes.MEDIA_ERROR,parent:f.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:O,fatal:!1};O.code===DOMException.QUOTA_EXCEEDED_ERR?_.details=B.ErrorDetails.BUFFER_FULL_ERROR:(d.appendError++,_.details=B.ErrorDetails.BUFFER_APPEND_ERROR,d.appendError>S.config.appendErrorMaxRetry&&(P.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),_.fatal=!0)),S.trigger(I.Events.ERROR,_)}};p.append(j,b)},E.onBufferFlushing=function(o,s){var d=this,S=this.operationQueue,p=function(A){return{execute:d.removeExecutor.bind(d,A,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){d.hls.trigger(I.Events.BUFFER_FLUSHED,{type:A})},onError:function(f){P.logger.warn("[buffer-controller]: Failed to remove from "+A+" SourceBuffer",f)}}};s.type?S.append(p(s.type),s.type):this.getSourceBufferTypes().forEach(function(h){S.append(p(h),h)})},E.onFragParsed=function(o,s){var d=this,S=s.frag,p=s.part,h=[],A=p?p.elementaryStreams:S.elementaryStreams;A[D.ElementaryStreamTypes.AUDIOVIDEO]?h.push("audiovideo"):(A[D.ElementaryStreamTypes.AUDIO]&&h.push("audio"),A[D.ElementaryStreamTypes.VIDEO]&&h.push("video"));var b=function(){var c=self.performance.now();S.stats.buffering.end=c,p&&(p.stats.buffering.end=c);var l=p?p.stats:S.stats;d.hls.trigger(I.Events.FRAG_BUFFERED,{frag:S,part:p,stats:l,id:S.type})};h.length===0&&P.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(b,h)},E.onFragChanged=function(o,s){this.flushBackBuffer()},E.onBufferEos=function(o,s){var d=this,S=this.getSourceBufferTypes().reduce(function(p,h){var A=d.sourceBuffer[h];return(!s.type||s.type===h)&&(A&&!A.ended&&(A.ended=!0,P.logger.log("[buffer-controller]: "+h+" sourceBuffer now EOS"))),p&&!!(!A||A.ended)},!0);S&&this.blockBuffers(function(){var p=d.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},E.onLevelUpdated=function(o,s){var d=s.details;if(!d.fragments.length)return;this.details=d,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},E.flushBackBuffer=function(){var o=this.hls,s=this.details,d=this.media,S=this.sourceBuffer;if(!d||s===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var h=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(G.isFiniteNumber)(h)||h<0)return;var A=d.currentTime,b=s.levelTargetDuration,f=Math.max(h,b),c=Math.floor(A/b)*b-f;p.forEach(function(l){var a=S[l];if(a){var g=N.BufferHelper.getBuffered(a);g.length>0&&c>g.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),s.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:l}))}})},E.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,d=this.media,S=this.mediaSource,p=o.fragments[0].start+o.totalduration,h=d.duration,A=Object(G.isFiniteNumber)(S.duration)?S.duration:0;o.live&&s.config.liveDurationInfinity?(P.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=Infinity,this.updateSeekableRange(o)):(p>A&&p>h||!Object(G.isFiniteNumber)(h))&&(P.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),S.duration=p)},E.updateSeekableRange=function(o){var s=this.mediaSource,d=o.fragments,S=d.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var p=Math.max(0,d[0].start),h=Math.max(p,p+o.totalduration);s.setLiveSeekableRange(p,h)}},E.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,d=this.pendingTracks,S=Object.keys(d).length;if(S&&!o||S===2){this.createSourceBuffers(d),this.pendingTracks={};var p=this.getSourceBufferTypes();if(p.length===0){this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}p.forEach(function(h){s.executeNext(h)})}},E.createSourceBuffers=function(o){var s=this.sourceBuffer,d=this.mediaSource;if(!d)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var p in o)if(!s[p]){var h=o[p];if(!h)throw Error("source buffer exists for track "+p+", however track does not");var A=h.levelCodec||h.codec,b=h.container+";codecs="+A;P.logger.log("[buffer-controller]: creating sourceBuffer("+b+")");try{var f=s[p]=d.addSourceBuffer(b),c=p;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[p]={buffer:f,codec:A,container:h.container,levelCodec:h.levelCodec,id:h.id},S++}catch(l){P.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:b})}}S&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},E._onSBUpdateStart=function(o){var s=this.operationQueue,d=s.current(o);d.onStart()},E._onSBUpdateEnd=function(o){var s=this.operationQueue,d=s.current(o);d.onComplete(),s.shiftAndExecuteNext(o)},E._onSBUpdateError=function(o,s){P.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var d=this.operationQueue.current(o);d&&d.onError(s)},E.removeExecutor=function(o,s,d){var S=this.media,p=this.mediaSource,h=this.operationQueue,A=this.sourceBuffer,b=A[o];if(!S||!p||!b){P.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(o);return}var f=Object(G.isFiniteNumber)(S.duration)?S.duration:Infinity,c=Object(G.isFiniteNumber)(p.duration)?p.duration:Infinity,l=Math.max(0,s),a=Math.min(d,f,c);a>l?(P.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!b.updating,o+" sourceBuffer must not be updating"),b.remove(l,a)):h.shiftAndExecuteNext(o)},E.appendExecutor=function(o,s){var d=this.operationQueue,S=this.sourceBuffer,p=S[s];if(!p){P.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),d.shiftAndExecuteNext(s);return}p.ended=!1,console.assert(!p.updating,s+" sourceBuffer must not be updating"),p.appendBuffer(o)},E.blockBuffers=function(o,s){var d=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){P.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var S=this.operationQueue,p=s.map(function(h){return S.appendBlocker(h)});Promise.all(p).then(function(){o(),s.forEach(function(h){var A=d.sourceBuffer[h];(!A||!A.updating)&&S.shiftAndExecuteNext(h)})})},E.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},E.addBufferListener=function(o,s,d){var S=this.sourceBuffer[o];if(!S)return;var p=d.bind(this,o);this.listeners[o].push({event:s,listener:p}),S.addEventListener(s,p)},E.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(d){s.removeEventListener(d.event,d.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return I});var G=L("./src/utils/logger.ts"),I=function(){function P(N){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=N}var B=P.prototype;return B.append=function(k,D){var v=this.queues[D];v.push(k),v.length===1&&this.buffers[D]&&this.executeNext(D)},B.insertAbort=function(k,D){var v=this.queues[D];v.unshift(k),this.executeNext(D)},B.appendBlocker=function(k){var D,v=new Promise(function(R){D=R}),w={execute:D,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(w,k),v},B.executeNext=function(k){var D=this.buffers,v=this.queues,w=D[k],R=v[k];if(R.length){var C=R[0];try{C.execute()}catch(T){G.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!w||!w.updating)&&(R.shift(),this.executeNext(k))}}},B.shiftAndExecuteNext=function(k){this.queues[k].shift(),this.executeNext(k)},B.current=function(k){return this.queues[k][0]},P}()},"./src/controller/cap-level-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts");function I(N,k){for(var D=0;D<k.length;D++){var v=k[D];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(N,v.key,v)}}function P(N,k,D){return k&&I(N.prototype,k),D&&I(N,D),N}var B=function(){function N(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 k=N.prototype;return k.setStreamController=function(v){this.streamController=v},k.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},k.registerListeners=function(){var v=this.hls;v.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.unregisterListener=function(){var v=this.hls;v.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},k.onFpsDropLevelCapping=function(v,w){N.isLevelAllowed(w.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(w.droppedLevel)},k.onMediaAttaching=function(v,w){this.media=w.media instanceof HTMLVideoElement?w.media:null},k.onManifestParsed=function(v,w){var R=this.hls;this.restrictedLevels=[],this.firstLevel=w.firstLevel,R.config.capLevelToPlayerSize&&w.video&&this.startCapping()},k.onBufferCodecs=function(v,w){var R=this.hls;R.config.capLevelToPlayerSize&&w.video&&this.startCapping()},k.onMediaDetaching=function(){this.stopCapping()},k.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var v=this.hls.levels;if(v.length){var w=this.hls;w.autoLevelCapping=this.getMaxLevel(v.length-1),w.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=w.autoLevelCapping}}},k.getMaxLevel=function(v){var w=this,R=this.hls.levels;if(!R.length)return-1;var C=R.filter(function(T,E){return N.isLevelAllowed(E,w.restrictedLevels)&&E<=v});return this.clientRect=null,N.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},k.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},k.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},k.getDimensions=function(){if(this.clientRect)return this.clientRect;var v=this.media,w={width:0,height:0};if(v){var R=v.getBoundingClientRect();w.width=R.width,w.height=R.height,!w.width&&!w.height&&(w.width=R.right-R.left||v.width||0,w.height=R.bottom-R.top||v.height||0)}return this.clientRect=w,w},N.isLevelAllowed=function(v,w){return w===void 0&&(w=[]),w.indexOf(v)===-1},N.getMaxLevelByMediaSize=function(v,w,R){if(!v||!v.length)return-1;for(var C=function(s,d){return d?s.width!==d.width||s.height!==d.height:!0},T=v.length-1,E=0;E<v.length;E+=1){var u=v[E];if((u.width>=w||u.height>=R)&&C(u,v[E+1])){T=E;break}}return T},P(N,[{key:"mediaWidth",get:function(){return this.getDimensions().width*N.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*N.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var v=1;try{v=self.devicePixelRatio}catch(w){}return v}}]),N}();z.default=B},"./src/controller/cmcd-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return C});var G=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),P=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function N(T,E){for(var u=0;u<E.length;u++){var o=E[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function k(T,E,u){return E&&N(T.prototype,E),u&&N(T,u),T}function D(T,E){var u=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(u)return(u=u.call(T)).next.bind(u);if(Array.isArray(T)||(u=v(T))||E&&T&&typeof T.length=="number"){u&&(T=u);var o=0;return function(){return o>=T.length?{done:!0}:{done:!1,value:T[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function v(T,E){if(!T)return;if(typeof T=="string")return w(T,E);var u=Object.prototype.toString.call(T).slice(8,-1);if(u==="Object"&&T.constructor&&(u=T.constructor.name),u==="Map"||u==="Set")return Array.from(T);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return w(T,E)}function w(T,E){(E==null||E>T.length)&&(E=T.length);for(var u=0,o=new Array(E);u<E;u++)o[u]=T[u];return o}function R(){return R=Object.assign||function(T){for(var E=1;E<arguments.length;E++){var u=arguments[E];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(T[o]=u[o])}return T},R.apply(this,arguments)}var C=function(){function T(u){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(S){try{o.apply(S,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(p){B.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(S){try{var p=S.frag,h=o.hls.levels[p.level],A=o.getObjectType(p),b={d:p.duration*1e3,ot:A};(A===I.CMCDObjectType.VIDEO||A===I.CMCDObjectType.AUDIO||A==I.CMCDObjectType.MUXED)&&(b.br=h.bitrate/1e3,b.tb=o.getTopBandwidth(A),b.bl=o.getBufferLength(A)),o.apply(S,b)}catch(f){B.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=u;var s=this.config=u.config,d=s.cmcd;d!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=d.sessionId||T.uuid(),this.cid=d.contentId,this.useHeaders=d.useHeaders===!0,this.registerListeners())}var E=T.prototype;return E.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(G.Events.BUFFER_CREATED,this.onBufferCreated,this)},E.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(G.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},E.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},E.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},E.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},E.onBufferCreated=function(o,s){var d,S;this.audioBuffer=(d=s.tracks.audio)===null||d===void 0?void 0:d.buffer,this.videoBuffer=(S=s.tracks.video)===null||S===void 0?void 0:S.buffer},E.createData=function(){var o;return{v:I.CMCDVersion,sf:I.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},E.apply=function(o,s){s===void 0&&(s={}),R(s,this.createData());var d=s.ot===I.CMCDObjectType.INIT||s.ot===I.CMCDObjectType.VIDEO||s.ot===I.CMCDObjectType.MUXED;if(this.starved&&d&&(s.bs=!0,s.su=!0,this.starved=!1),s.su==null&&(s.su=this.buffering),this.useHeaders){var S=T.toHeaders(s);if(!Object.keys(S).length)return;o.headers||(o.headers={}),R(o.headers,S)}else{var p=T.toQuery(s);if(!p)return;o.url=T.appendQueryToUri(o.url,p)}},E.getObjectType=function(o){var s=o.type;return s==="subtitle"?I.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?I.CMCDObjectType.INIT:s==="audio"?I.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},E.getTopBandwidth=function(o){for(var s=0,d=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=D(d),p;!(p=S()).done;){var h=p.value;h.bitrate>s&&(s=h.bitrate)}return s>0?s:NaN},E.getBufferLength=function(o){var s=this.hls.media,d=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!d||!s)return NaN;var S=P.BufferHelper.bufferInfo(d,s.currentTime,this.config.maxBufferHole);return S.len*1e3},E.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,d=o||this.config.loader;return function(){function S(h){this.loader=void 0,this.loader=new d(h)}var p=S.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(A,b,f){s(A),this.loader.load(A,b,f)},k(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},E.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,d=o||this.config.loader;return function(){function S(h){this.loader=void 0,this.loader=new d(h)}var p=S.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(A,b,f){s(A),this.loader.load(A,b,f)},k(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},T.uuid=function(){var o=URL.createObjectURL(new Blob),s=o.toString();return URL.revokeObjectURL(o),s.substr(s.lastIndexOf("/")+1)},T.serialize=function(o){for(var s=[],d=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},S=function(F){return Math.round(F)},p=function(F){return S(F/100)*100},h=function(F){return encodeURIComponent(F)},A={br:S,d:S,bl:p,dl:p,mtp:p,nor:h,rtp:p,tb:S},b=Object.keys(o||{}).sort(),f=D(b),c;!(c=f()).done;){var l=c.value,a=o[l];if(!d(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var g=A[l];g&&(a=g(a));var m=typeof a,y=void 0;l==="ot"||l==="sf"||l==="st"?y=l+"="+a:m==="boolean"?y=l:m==="number"?y=l+"="+a:y=l+"="+JSON.stringify(a),s.push(y)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),d={},S=["Object","Request","Session","Status"],p=[{},{},{},{}],h={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},A=0,b=s;A<b.length;A++){var f=b[A],c=h[f]!=null?h[f]:1;p[c][f]=o[f]}for(var l=0;l<p.length;l++){var a=T.serialize(p[l]);a&&(d["CMCD-"+S[l]]=a)}return d},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var d=o.includes("?")?"&":"?";return""+o+d+s},T}()},"./src/controller/eme-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function N(C,T){for(var E=0;E<T.length;E++){var u=T[E];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function k(C,T,E){return T&&N(C.prototype,T),E&&N(C,E),C}var D=3,v=function(T,E,u){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:u.audioRobustness||""})}),E.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:u.videoRobustness||""})}),[o]},w=function(T,E,u,o){switch(T){case B.KeySystems.WIDEVINE:return v(E,u,o);default:throw new Error("Unknown key-system: "+T)}},R=function(){function C(E){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=E,this._config=E.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var T=C.prototype;return T.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},T._registerListeners=function(){this.hls.on(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)},T._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)},T.getLicenseServerUrl=function(u){switch(u){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},T._attemptKeySystemAccess=function(u,o,s){var d=this,S=w(u,o,s,this._drmSystemOptions);P.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(u,S);this.mediaKeysPromise=p.then(function(h){return d._onMediaKeySystemAccessObtained(u,h)}),p.catch(function(h){P.logger.error('Failed to obtain key-system "'+u+'" access:',h)})},T._onMediaKeySystemAccessObtained=function(u,o){var s=this;P.logger.log('Access for key-system "'+u+'" obtained');var d={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(d);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(p){return d.mediaKeys=p,P.logger.log('Media-keys created for key-system "'+u+'"'),s._onMediaKeysCreated(),p});return S.catch(function(p){P.logger.error("Failed to create media-keys:",p)}),S},T._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(u){var o=this;P.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(s){o._onKeySessionMessage(u,s.message)},!1)},T._onKeySessionMessage=function(u,o){P.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){P.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),u.update(s)})},T.onMediaEncrypted=function(u){var o=this;if(P.logger.log('Media is encrypted using "'+u.initDataType+'" init data type'),!this.mediaKeysPromise){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(S){if(!o._media)return;o._attemptSetMediaKeys(S),o._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(s).catch(s)},T._attemptSetMediaKeys=function(u){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){P.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}P.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},T._generateRequestWithPreferredKeySession=function(u,o){var s=this,d=this._mediaKeysList[0];if(!d){P.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(d.mediaKeysSessionInitialized){P.logger.warn("Key-Session already initialized but requested again");return}var S=d.mediaKeysSession;if(!S){P.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){P.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}P.logger.log('Generating key-session request for "'+u+'" init data type'),d.mediaKeysSessionInitialized=!0,S.generateRequest(u,o).then(function(){P.logger.debug("Key-session generation succeeded")}).catch(function(p){P.logger.error("Error generating key-session request:",p),s.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(u,o,s){var d=new XMLHttpRequest;d.responseType="arraybuffer",d.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,d,u,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,d,u),S=void 0}catch(p){P.logger.error(p)}try{d.readyState||d.open("POST",u,!0),S&&S.call(this.hls,d,u)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return d},T._onLicenseRequestReadyStageChange=function(u,o,s,d){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,P.logger.log("License request succeeded");var S=u.response,p=this._licenseResponseCallback;if(p)try{S=p.call(this.hls,u,o)}catch(A){P.logger.error(A)}d(S)}else{if(P.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var h=D-this._requestLicenseFailureCount+1;P.logger.warn("Retrying license request, "+h+" attempts left"),this._requestLicense(s,d)}break}},T._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},T._requestLicense=function(u,o){P.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){P.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var d=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(d,u,o);P.logger.log("Sending license request to URL: "+d);var p=this._generateLicenseRequestChallenge(s,u);S.send(p)}catch(h){P.logger.error("Failure requesting DRM license: "+h),this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var s=o.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),d=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,d)},k(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();z.default=R},"./src/controller/fps-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=function(){function B(k){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=k,this.registerListeners()}var N=B.prototype;return N.setStreamController=function(D){this.streamController=D},N.registerListeners=function(){this.hls.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},N.unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching)},N.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},N.onMediaAttaching=function(D,v){var w=this.hls.config;if(w.capLevelOnFPSDrop){var R=v.media instanceof self.HTMLVideoElement?v.media:null;this.media=R,R&&typeof R.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),w.fpsDroppedMonitoringPeriod)}},N.checkFPS=function(D,v,w){var R=performance.now();if(v){if(this.lastTime){var C=R-this.lastTime,T=w-this.lastDroppedFrames,E=v-this.lastDecodedFrames,u=1e3*T/C,o=this.hls;if(o.trigger(G.Events.FPS_DROP,{currentDropped:T,currentDecoded:E,totalDroppedFrames:w}),u>0&&T>o.config.fpsDroppedMonitoringThreshold*E){var s=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+s),s>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=s)&&(s=s-1,o.trigger(G.Events.FPS_DROP_LEVEL_CAPPING,{level:s,droppedLevel:o.currentLevel}),o.autoLevelCapping=s,this.streamController.nextLevelSwitch())}}this.lastTime=R,this.lastDroppedFrames=w,this.lastDecodedFrames=v}},N.checkFPSInterval=function(){var D=this.media;if(D)if(this.isVideoPlaybackQualityAvailable){var v=D.getVideoPlaybackQuality();this.checkFPS(D,v.totalVideoFrames,v.droppedVideoFrames)}else this.checkFPS(D,D.webkitDecodedFrameCount,D.webkitDroppedFrameCount)},B}();z.default=P},"./src/controller/fragment-finders.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"findFragmentByPDT",function(){return P}),L.d(z,"findFragmentByPTS",function(){return B}),L.d(z,"fragmentWithinToleranceTest",function(){return N}),L.d(z,"pdtWithinToleranceTest",function(){return k}),L.d(z,"findFragWithCC",function(){return D});var G=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function P(v,w,R){if(w===null||!Array.isArray(v)||!v.length||!Object(G.isFiniteNumber)(w))return null;var C=v[0].programDateTime;if(w<(C||0))return null;var T=v[v.length-1].endProgramDateTime;if(w>=(T||0))return null;R=R||0;for(var E=0;E<v.length;++E){var u=v[E];if(k(w,R,u))return u}return null}function B(v,w,R,C){R===void 0&&(R=0),C===void 0&&(C=0);var T=null;if(v?T=w[v.sn-w[0].sn+1]||null:R===0&&w[0].start===0&&(T=w[0]),T&&N(R,C,T)===0)return T;var E=I.default.search(w,N.bind(null,R,C));return E||T}function N(v,w,R){v===void 0&&(v=0),w===void 0&&(w=0);var C=Math.min(w,R.duration+(R.deltaPTS?R.deltaPTS:0));return R.start+R.duration-C<=v?1:R.start-C>v&&R.start?-1:0}function k(v,w,R){var C=Math.min(w,R.duration+(R.deltaPTS?R.deltaPTS:0))*1e3,T=R.endProgramDateTime||0;return T-C>v}function D(v,w){return I.default.search(v,function(R){return R.cc<w?1:R.cc>w?-1:0})}},"./src/controller/fragment-tracker.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"FragmentState",function(){return P}),L.d(z,"FragmentTracker",function(){return B});var G=L("./src/events.ts"),I=L("./src/types/loader.ts"),P;(function(D){D.NOT_LOADED="NOT_LOADED",D.BACKTRACKED="BACKTRACKED",D.APPENDING="APPENDING",D.PARTIAL="PARTIAL",D.OK="OK"})(P||(P={}));var B=function(){function D(w){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=w,this._registerListeners()}var v=D.prototype;return v._registerListeners=function(){var R=this.hls;R.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},v._unregisterListeners=function(){var R=this.hls;R.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),R.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),R.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},v.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},v.getAppendedFrag=function(R,C){if(C===I.PlaylistLevelType.MAIN){var T=this.activeFragment,E=this.activeParts;if(!T)return null;if(E)for(var u=E.length;u--;){var o=E[u],s=o?o.end:T.appendedPTS;if(o.start<=R&&s!==void 0&&R<=s)return u>9&&(this.activeParts=E.slice(u-9)),o}else if(T.start<=R&&T.appendedPTS!==void 0&&R<=T.appendedPTS)return T}return this.getBufferedFrag(R,C)},v.getBufferedFrag=function(R,C){for(var T=this.fragments,E=Object.keys(T),u=E.length;u--;){var o=T[E[u]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=R&&R<=s.end)return s}}return null},v.detectEvictedFragments=function(R,C,T){var E=this;Object.keys(this.fragments).forEach(function(u){var o=E.fragments[u];if(!o)return;if(!o.buffered){o.body.type===T&&E.removeFragment(o.body);return}var s=o.range[R];if(!s)return;s.time.some(function(d){var S=!E.isTimeBuffered(d.startPTS,d.endPTS,C);return S&&E.removeFragment(o.body),S})})},v.detectPartialFragments=function(R){var C=this,T=this.timeRanges,E=R.frag,u=R.part;if(!T||E.sn==="initSegment")return;var o=k(E),s=this.fragments[o];if(!s)return;Object.keys(T).forEach(function(d){var S=E.elementaryStreams[d];if(!S)return;var p=T[d],h=u!==null||S.partial===!0;s.range[d]=C.getBufferedTimes(E,u,h,p)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},v.fragBuffered=function(R){var C=k(R),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},v.getBufferedTimes=function(R,C,T,E){for(var u={time:[],partial:T},o=C?C.start:R.start,s=C?C.end:R.end,d=R.minEndPTS||s,S=R.maxStartPTS||o,p=0;p<E.length;p++){var h=E.start(p)-this.bufferPadding,A=E.end(p)+this.bufferPadding;if(S>=h&&d<=A){u.time.push({startPTS:Math.max(o,E.start(p)),endPTS:Math.min(s,E.end(p))});break}else if(o<A&&s>h)u.partial=!0,u.time.push({startPTS:Math.max(o,E.start(p)),endPTS:Math.min(s,E.end(p))});else if(s<=h)break}return u},v.getPartialFragment=function(R){var C=null,T,E,u,o=0,s=this.bufferPadding,d=this.fragments;return Object.keys(d).forEach(function(S){var p=d[S];if(!p)return;N(p)&&(E=p.body.start-s,u=p.body.end+s,R>=E&&R<=u&&(T=Math.min(R-E,u-R),o<=T&&(C=p.body,o=T)))}),C},v.getState=function(R){var C=k(R),T=this.fragments[C];return T?T.buffered?N(T)?P.PARTIAL:P.OK:T.backtrack?P.BACKTRACKED:P.APPENDING:P.NOT_LOADED},v.backtrack=function(R,C){var T=k(R),E=this.fragments[T];if(!E||E.backtrack)return null;var u=E.backtrack=C||E.loaded;return E.loaded=null,u},v.getBacktrackData=function(R){var C=k(R),T=this.fragments[C];if(T){var E,u=T.backtrack;if(u!=null&&(E=u.payload)!==null&&E!==void 0&&E.byteLength)return u;this.removeFragment(R)}return null},v.isTimeBuffered=function(R,C,T){for(var E,u,o=0;o<T.length;o++){if(E=T.start(o)-this.bufferPadding,u=T.end(o)+this.bufferPadding,R>=E&&C<=u)return!0;if(C<=E)return!1}return!1},v.onFragLoaded=function(R,C){var T=C.frag,E=C.part;if(T.sn==="initSegment"||T.bitrateTest||E)return;var u=k(T);this.fragments[u]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},v.onBufferAppended=function(R,C){var T=this,E=C.frag,u=C.part,o=C.timeRanges;if(E.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=E,u){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(d){var S=o[d];if(T.detectEvictedFragments(d,S),!u)for(var p=0;p<S.length;p++)E.appendedPTS=Math.max(S.end(p),E.appendedPTS||0)})},v.onFragBuffered=function(R,C){this.detectPartialFragments(C)},v.hasFragment=function(R){var C=k(R);return!!this.fragments[C]},v.removeFragmentsInRange=function(R,C,T){var E=this;Object.keys(this.fragments).forEach(function(u){var o=E.fragments[u];if(!o)return;if(o.buffered){var s=o.body;s.type===T&&s.start<C&&s.end>R&&E.removeFragment(s)}})},v.removeFragment=function(R){var C=k(R);R.stats.loaded=0,R.clearElementaryStreamInfo(),delete this.fragments[C]},v.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},D}();function N(D){var v,w;return D.buffered&&(((v=D.range.video)===null||v===void 0?void 0:v.partial)||((w=D.range.audio)===null||w===void 0?void 0:w.partial))}function k(D){return D.type+"_"+D.level+"_"+D.urlId+"_"+D.sn}},"./src/controller/gap-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"STALL_MINIMUM_DURATION_MS",function(){return N}),L.d(z,"MAX_START_GAP_JUMP",function(){return k}),L.d(z,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return D}),L.d(z,"SKIP_BUFFER_RANGE_START",function(){return v}),L.d(z,"default",function(){return w});var G=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),P=L("./src/events.ts"),B=L("./src/utils/logger.ts"),N=250,k=2,D=.1,v=.05,w=function(){function R(T,E,u,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=E,this.fragmentTracker=u,this.hls=o}var C=R.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(E){var u=this.config,o=this.media,s=this.stalled,d=o.currentTime,S=o.seeking,p=this.seeking&&!S,h=!this.seeking&&S;if(this.seeking=S,d!==E){if(this.moved=!0,s!==null){if(this.stallReported){var A=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+d+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((h||p)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!G.BufferHelper.getBuffered(o).length)return;var b=G.BufferHelper.bufferInfo(o,d,0),f=b.len>0,c=b.nextStart||0;if(!f&&!c)return;if(S){var l=b.len>k,a=!c||c-d>k&&!this.fragmentTracker.getPartialFragment(d);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,m=Math.max(c,b.start||0)-d,y=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=y==null||((g=y.details)===null||g===void 0)?void 0:g.live,F=M?y.details.targetduration*2:k;if(m>0&&m<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(s===null){this.stalled=j;return}var W=j-s;!S&&W>=N&&this._reportStall(b.len);var O=G.BufferHelper.bufferInfo(o,d,u.maxBufferHole);this._tryFixBufferStall(O,W)},C._tryFixBufferStall=function(E,u){var o=this.config,s=this.fragmentTracker,d=this.media,S=d.currentTime,p=s.getPartialFragment(S);if(p){var h=this._trySkipBufferHole(p);if(h)return}E.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(E){var u=this.hls,o=this.media,s=this.stallReported;s||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+E+")"),u.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:E}))},C._trySkipBufferHole=function(E){for(var u=this.config,o=this.hls,s=this.media,d=s.currentTime,S=0,p=G.BufferHelper.getBuffered(s),h=0;h<p.length;h++){var A=p.start(h);if(d+u.maxBufferHole>=S&&d<A){var b=Math.max(A+v,s.currentTime+D);return B.logger.warn("skipping hole, adjusting currentTime from "+d+" to "+b),this.moved=!0,this.stalled=null,s.currentTime=b,E&&o.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+d+" to "+b,frag:E}),b}S=p.end(h)}return 0},C._tryNudgeBuffer=function(){var E=this.config,u=this.hls,o=this.media,s=o.currentTime,d=(this.nudgeRetry||0)+1;if(this.nudgeRetry=d,d<E.nudgeMaxRetry){var S=s+d*E.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+S),o.currentTime=S,u.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+E.nudgeMaxRetry+" nudges"),u.trigger(P.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},R}()},"./src/controller/id3-track-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/demux/id3.ts"),B=.25,N=function(){function k(v){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=v,this._registerListeners()}var D=k.prototype;return D.destroy=function(){this._unregisterListeners()},D._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.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),w.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D._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.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),w.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D.onMediaAttached=function(w,R){this.media=R.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(w){if(!this.media)return;for(var R=0;R<w.length;R++){var C=w[R];if(C.kind==="metadata"&&C.label==="id3")return Object(I.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(w,R){if(!this.media)return;var C=R.frag,T=R.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var E=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<T.length;u++){var o=P.getID3Frames(T[u].data);if(o){var s=T[u].pts,d=u<T.length-1?T[u+1].pts:C.end,S=d-s;S<=0&&(d=s+B);for(var p=0;p<o.length;p++){var h=o[p];if(!P.isTimeStampFrame(h)){var A=new E(s,d,"");A.value=h,this.id3Track.addCue(A)}}}}},D.onBufferFlushing=function(w,R){var C=R.startOffset,T=R.endOffset,E=R.type;if(!E||E==="audio"){var u=this.id3Track;u&&Object(I.removeCuesInRange)(u,C,T)}},k}();z.default=N},"./src/controller/latency-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return k});var G=L("./src/errors.ts"),I=L("./src/events.ts"),P=L("./src/utils/logger.ts");function B(D,v){for(var w=0;w<v.length;w++){var R=v[w];R.enumerable=R.enumerable||!1,R.configurable=!0,"value"in R&&(R.writable=!0),Object.defineProperty(D,R.key,R)}}function N(D,v,w){return v&&B(D.prototype,v),w&&B(D,w),D}var k=function(){function D(w){var R=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return R.timeupdate()},this.hls=w,this.config=w.config,this.registerListeners()}var v=D.prototype;return v.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},v.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(I.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(I.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(I.Events.ERROR,this.onError)},v.onMediaAttached=function(R,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},v.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},v.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},v.onLevelUpdated=function(R,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},v.onError=function(R,C){if(C.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,P.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},v.timeupdate=function(){var R=this.media,C=this.levelDetails;if(!R||!C)return;this.currentTime=R.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var E=this.config,u=E.lowLatencyMode,o=E.maxLiveSyncPlaybackRate;if(!u||o===1)return;var s=this.targetLatency;if(s===null)return;var d=T-s,S=Math.min(this.maxLatency,s+C.targetduration),p=d<S;if(C.live&&p&&d>.05&&this.forwardBufferLength>1){var h=Math.min(2,Math.max(1,o)),A=Math.round(2/(1+Math.exp(-.75*d-this.edgeStalled))*20)/20;R.playbackRate=Math.min(h,Math.max(1,A))}else R.playbackRate!==1&&R.playbackRate!==0&&(R.playbackRate=1)},v.estimateLiveEdge=function(){var R=this.levelDetails;return R===null?null:R.edge+R.age},v.computeLatency=function(){var R=this.estimateLiveEdge();return R===null?null:R-this.currentTime},N(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var R=this.config,C=this.levelDetails;return R.liveMaxLatencyDuration!==void 0?R.liveMaxLatencyDuration:C?R.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var R=this.levelDetails;if(R===null)return null;var C=R.holdBack,T=R.partHoldBack,E=R.targetduration,u=this.config,o=u.liveSyncDuration,s=u.liveSyncDurationCount,d=u.lowLatencyMode,S=this.hls.userConfig,p=d&&T||C;(S.liveSyncDuration||S.liveSyncDurationCount||p===0)&&(p=o!==void 0?o:s*E);var h=E,A=1;return p+Math.min(this.stallCount*A,h)}},{key:"liveSyncPosition",get:function(){var R=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(R===null||C===null||T===null)return null;var E=T.edge,u=R-C-this.edgeStalled,o=E-T.totalduration,s=E-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,u),s)}},{key:"drift",get:function(){var R=this.levelDetails;return R===null?1:R.drift}},{key:"edgeStalled",get:function(){var R=this.levelDetails;if(R===null)return 0;var C=(this.config.lowLatencyMode&&R.partTarget||R.targetduration)*3;return Math.max(R.age-C,0)}},{key:"forwardBufferLength",get:function(){var R=this.media,C=this.levelDetails;if(!R||!C)return 0;var T=R.buffered.length;return T?R.buffered.end(T-1):C.edge-this.currentTime}}]),D}()},"./src/controller/level-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return u});var G=L("./src/types/level.ts"),I=L("./src/events.ts"),P=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),N=L("./src/controller/level-helper.ts"),k=L("./src/controller/base-playlist-controller.ts"),D=L("./src/types/loader.ts");function v(){return v=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var d=arguments[s];for(var S in d)Object.prototype.hasOwnProperty.call(d,S)&&(o[S]=d[S])}return o},v.apply(this,arguments)}function w(o,s){for(var d=0;d<s.length;d++){var S=s[d];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function R(o,s,d){return s&&w(o.prototype,s),d&&w(o,d),o}function C(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,T(o,s)}function T(o,s){return T=Object.setPrototypeOf||function(S,p){return S.__proto__=p,S},T(o,s)}var E=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){C(s,o);function s(S){var p;return p=o.call(this,S,"[level-controller]")||this,p._levels=[],p._firstLevel=-1,p._startLevel=void 0,p.currentLevelIndex=-1,p.manualLevelIndex=-1,p.onParsedComplete=void 0,p._registerListeners(),p}var d=s.prototype;return d._registerListeners=function(){var p=this.hls;p.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.on(I.Events.ERROR,this.onError,this)},d._unregisterListeners=function(){var p=this.hls;p.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.off(I.Events.ERROR,this.onError,this)},d.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},d.startLoad=function(){var p=this._levels;p.forEach(function(h){h.loadError=0}),o.prototype.startLoad.call(this)},d.onManifestLoaded=function(p,h){var A=[],b=[],f=[],c,l={},a,g=!1,m=!1,y=!1;if(h.levels.forEach(function(W){var O=W.attrs;g=g||!!(W.width&&W.height),m=m||!!W.videoCodec,y=y||!!W.audioCodec,E&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var _=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=l[_],a?a.url.push(W.url):(a=new G.Level(W),l[_]=a,A.push(a)),O&&(O.AUDIO&&Object(N.addGroupId)(a,"audio",O.AUDIO),O.SUBTITLES&&Object(N.addGroupId)(a,"text",O.SUBTITLES))}),(g||m)&&y&&(A=A.filter(function(W){var O=W.videoCodec,_=W.width,K=W.height;return!!O||!!(_&&K)})),A=A.filter(function(W){var O=W.audioCodec,_=W.videoCodec;return(!O||Object(B.isCodecSupportedInMp4)(O,"audio"))&&(!_||Object(B.isCodecSupportedInMp4)(_,"video"))}),h.audioTracks&&(b=h.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(N.assignTrackIdsByGroup)(b)),h.subtitles&&(f=h.subtitles,Object(N.assignTrackIdsByGroup)(f)),A.length>0){c=A[0].bitrate,A.sort(function(W,O){return W.bitrate-O.bitrate}),this._levels=A;for(var M=0;M<A.length;M++)if(A[M].bitrate===c){this._firstLevel=M,this.log("manifest loaded, "+A.length+" level(s) found, first bitrate: "+c);break}var F=y&&!m,j={levels:A,audioTracks:b,subtitleTracks:f,firstLevel:this._firstLevel,stats:h.stats,audio:y,video:m,altAudio:!F&&b.some(function(W){return!!W.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:h.url,reason:"no level with compatible codecs found in manifest"})},d.onError=function(p,h){if(o.prototype.onError.call(this,p,h),h.fatal)return;var A=h.context,b=this._levels[this.currentLevelIndex];if(A&&(A.type===D.PlaylistContextType.AUDIO_TRACK&&b.audioGroupIds&&A.groupId===b.audioGroupIds[b.urlId]||A.type===D.PlaylistContextType.SUBTITLE_TRACK&&b.textGroupIds&&A.groupId===b.textGroupIds[b.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,c=!0,l;switch(h.details){case P.ErrorDetails.FRAG_LOAD_ERROR:case P.ErrorDetails.FRAG_LOAD_TIMEOUT:case P.ErrorDetails.KEY_LOAD_ERROR:case P.ErrorDetails.KEY_LOAD_TIMEOUT:if(h.frag){var a=this._levels[h.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(l=h.frag.level)):l=h.frag.level}break;case P.ErrorDetails.LEVEL_LOAD_ERROR:case P.ErrorDetails.LEVEL_LOAD_TIMEOUT:A&&(A.deliveryDirectives&&(c=!1),l=A.level),f=!0;break;case P.ErrorDetails.REMUX_ALLOC_ERROR:l=h.level,f=!0;break}l!==void 0&&this.recoverLevel(h,l,f,c)},d.recoverLevel=function(p,h,A,b){var f=p.details,c=this._levels[h];if(c.loadError++,A){var l=this.retryLoadingOrFail(p);if(l)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(b){var a=c.url.length;if(a>1&&c.loadError<a)p.levelRetry=!0,this.redundantFailover(h);else if(this.manualLevelIndex===-1){var g=h===0?this._levels.length-1:h-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(f+": switch to "+g),p.levelRetry=!0,this.hls.nextAutoLevel=g)}}},d.redundantFailover=function(p){var h=this._levels[p],A=h.url.length;if(A>1){var b=(h.urlId+1)%A;this.warn("Switching to redundant URL-id "+b),this._levels.forEach(function(f){f.urlId=b}),this.level=p}},d.onFragLoaded=function(p,h){var A=h.frag;if(A!==void 0&&A.type===D.PlaylistLevelType.MAIN){var b=this._levels[A.level];b!==void 0&&(b.fragmentError=0,b.loadError=0)}},d.onLevelLoaded=function(p,h){var A,b=h.level,f=h.details,c=this._levels[b];if(!c){var l;this.warn("Invalid level index "+b),(l=h.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(f.deltaUpdateFailed=!0);return}b===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(b,h,c.details)):(A=h.deliveryDirectives)!==null&&A!==void 0&&A.skip&&(f.deltaUpdateFailed=!0)},d.onAudioTrackSwitched=function(p,h){var A=this.hls.levels[this.currentLevelIndex];if(!A)return;if(A.audioGroupIds){for(var b=-1,f=this.hls.audioTracks[h.id].groupId,c=0;c<A.audioGroupIds.length;c++)if(A.audioGroupIds[c]===f){b=c;break}b!==A.urlId&&(A.urlId=b,this.startLoad())}},d.loadPlaylist=function(p){var h=this.currentLevelIndex,A=this._levels[h];if(this.canLoad&&A&&A.url.length>0){var b=A.urlId,f=A.url[b];if(p)try{f=p.addDirectives(f)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+h+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+b+" "+f),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:f,level:h,id:b,deliveryDirectives:p||null})}},d.removeLevel=function(p,h){var A=function(c,l){return l!==h},b=this._levels.filter(function(f,c){return c!==p?!0:f.url.length>1&&h!==void 0?(f.url=f.url.filter(A),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(A)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(A)),f.urlId=0,!0):!1}).map(function(f,c){var l=f.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),f});this._levels=b,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:b})},R(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var h,A=this._levels;if(A.length===0)return;if(this.currentLevelIndex===p&&(h=A[p])!==null&&h!==void 0&&h.details)return;if(p<0||p>=A.length){var b=p<0;if(this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.OTHER_ERROR,details:P.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:b,reason:"invalid level idx"}),b)return;p=Math.min(p,A.length-1)}this.clearTimer();var f=this.currentLevelIndex,c=A[f],l=A[p];this.log("switching to level "+p+" from "+f),this.currentLevelIndex=p;var a=v({},l,{level:p,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var g=l.details;if(!g||g.live){var m=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(m)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(p){this.manualLevelIndex=p,this._startLevel===void 0&&(this._startLevel=p),p!==-1&&(this.level=p)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(p){this._firstLevel=p}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var p=this.hls.config.startLevel;return p!==void 0?p:this._firstLevel}else return this._startLevel},set:function(p){this._startLevel=p}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(p){this.level=p,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=p)}}]),s}(k.default)},"./src/controller/level-helper.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"addGroupId",function(){return P}),L.d(z,"assignTrackIdsByGroup",function(){return B}),L.d(z,"updatePTS",function(){return N}),L.d(z,"updateFragPTSDTS",function(){return D}),L.d(z,"mergeDetails",function(){return v}),L.d(z,"mapPartIntersection",function(){return w}),L.d(z,"mapFragmentIntersection",function(){return R}),L.d(z,"adjustSliding",function(){return C}),L.d(z,"addSliding",function(){return T}),L.d(z,"computeReloadInterval",function(){return E}),L.d(z,"getFragmentWithSN",function(){return u}),L.d(z,"getPartWith",function(){return o});var G=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function P(s,d,S){switch(d){case"audio":s.audioGroupIds||(s.audioGroupIds=[]),s.audioGroupIds.push(S);break;case"text":s.textGroupIds||(s.textGroupIds=[]),s.textGroupIds.push(S);break}}function B(s){var d={};s.forEach(function(S){var p=S.groupId||"";S.id=d[p]=d[p]||0,d[p]++})}function N(s,d,S){var p=s[d],h=s[S];k(p,h)}function k(s,d){var S=d.startPTS;if(Object(G.isFiniteNumber)(S)){var p=0,h;d.sn>s.sn?(p=S-s.start,h=s):(p=s.start-S,h=d),h.duration!==p&&(h.duration=p)}else if(d.sn>s.sn){var A=s.cc===d.cc;A&&s.minEndPTS?d.start=s.start+(s.minEndPTS-s.start):d.start=s.start+s.duration}else d.start=Math.max(s.start-d.duration,0)}function D(s,d,S,p,h,A){var b=p-S;b<=0&&(I.logger.warn("Fragment should have a positive duration",d),p=S+d.duration,A=h+d.duration);var f=S,c=p,l=d.startPTS,a=d.endPTS;if(Object(G.isFiniteNumber)(l)){var g=Math.abs(l-S);Object(G.isFiniteNumber)(d.deltaPTS)?d.deltaPTS=Math.max(g,d.deltaPTS):d.deltaPTS=g,f=Math.max(S,l),S=Math.min(S,l),h=Math.min(h,d.startDTS),c=Math.min(p,a),p=Math.max(p,a),A=Math.max(A,d.endDTS)}d.duration=p-S;var m=S-d.start;d.appendedPTS=p,d.start=d.startPTS=S,d.maxStartPTS=f,d.startDTS=h,d.endPTS=p,d.minEndPTS=c,d.endDTS=A;var y=d.sn;if(!s||y<s.startSN||y>s.endSN)return 0;var M,F=y-s.startSN,j=s.fragments;for(j[F]=d,M=F;M>0;M--)k(j[M],j[M-1]);for(M=F;M<j.length-1;M++)k(j[M],j[M+1]);return s.fragmentHint&&k(j[j.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,m}function v(s,d){for(var S=null,p=s.fragments,h=p.length-1;h>=0;h--){var A=p[h].initSegment;if(A){S=A;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var b=0,f;if(R(s,d,function(M,F){M.relurl&&(b=M.cc-F.cc),Object(G.isFiniteNumber)(M.startPTS)&&Object(G.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(f=F),d.PTSKnown=d.alignedSliding=!0),F.elementaryStreams=M.elementaryStreams,F.loader=M.loader,F.stats=M.stats,F.urlId=M.urlId,M.initSegment&&(F.initSegment=M.initSegment,S=M.initSegment)}),S){var c=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments;c.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=S)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=S)})}if(d.skippedSegments&&(d.deltaUpdateFailed=d.fragments.some(function(M){return!M}),d.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=d.skippedSegments;l--;)d.fragments.shift();d.startSN=d.fragments[0].sn,d.startCC=d.fragments[0].cc}var a=d.fragments;if(b){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<a.length;g++)a[g].cc+=b}d.skippedSegments&&(d.startCC=d.fragments[0].cc),w(s.partList,d.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),f?D(d,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):C(s,d),a.length&&(d.totalduration=d.edge-a[0].start),d.driftStartTime=s.driftStartTime,d.driftStart=s.driftStart;var m=d.advancedDateTime;if(d.advanced&&m){var y=d.edge;d.driftStart||(d.driftStartTime=m,d.driftStart=y),d.driftEndTime=m,d.driftEnd=y}else d.driftEndTime=s.driftEndTime,d.driftEnd=s.driftEnd,d.advancedDateTime=s.advancedDateTime}function w(s,d,S){if(s&&d)for(var p=0,h=0,A=s.length;h<=A;h++){var b=s[h],f=d[h+p];b&&f&&b.index===f.index&&b.fragment.sn===f.fragment.sn?S(b,f):p--}}function R(s,d,S){for(var p=d.skippedSegments,h=Math.max(s.startSN,d.startSN)-d.startSN,A=(s.fragmentHint?1:0)+(p?d.endSN:Math.min(s.endSN,d.endSN))-d.startSN,b=d.startSN-s.startSN,f=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,l=h;l<=A;l++){var a=c[b+l],g=f[l];p&&!g&&l<p&&(g=d.fragments[l]=a),a&&g&&S(a,g)}}function C(s,d){var S=d.startSN+d.skippedSegments-s.startSN,p=s.fragments;if(S<0||S>=p.length)return;T(d,p[S].start)}function T(s,d){if(d){for(var S=s.fragments,p=s.skippedSegments;p<S.length;p++)S[p].start+=d;s.fragmentHint&&(s.fragmentHint.start+=d)}}function E(s,d){var S=1e3*s.levelTargetDuration,p=S/2,h=s.age,A=h>0&&h<S*3,b=d.loading.end-d.loading.start,f,c=s.availabilityDelay;if(s.updated===!1)if(A){var l=333*s.misses;f=Math.max(Math.min(p,b*2),l),s.availabilityDelay=(s.availabilityDelay||0)+f}else f=p;else A?(c=Math.min(c||S/2,h),s.availabilityDelay=c,f=c+S-h):f=S-b;return Math.round(f)}function u(s,d,S){if(!s||!s.details)return null;var p=s.details,h=p.fragments[d-p.startSN];return h||(h=p.fragmentHint,h&&h.sn===d?h:d<p.startSN&&S&&S.sn===d?S:null)}function o(s,d,S){if(!s||!s.details)return null;var p=s.details.partList;if(p)for(var h=p.length;h--;){var A=p[h];if(A.index===S&&A.fragment.sn===d)return A}return null}},"./src/controller/stream-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return p});var G=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),P=L("./src/is-supported.ts"),B=L("./src/events.ts"),N=L("./src/utils/buffer-helper.ts"),k=L("./src/controller/fragment-tracker.ts"),D=L("./src/types/loader.ts"),v=L("./src/loader/fragment.ts"),w=L("./src/demux/transmuxer-interface.ts"),R=L("./src/types/transmuxer.ts"),C=L("./src/controller/gap-controller.ts"),T=L("./src/errors.ts"),E=L("./src/utils/logger.ts");function u(h,A){for(var b=0;b<A.length;b++){var f=A[b];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(h,f.key,f)}}function o(h,A,b){return A&&u(h.prototype,A),b&&u(h,b),h}function s(h,A){h.prototype=Object.create(A.prototype),h.prototype.constructor=h,d(h,A)}function d(h,A){return d=Object.setPrototypeOf||function(f,c){return f.__proto__=c,f},d(h,A)}var S=100,p=function(h){s(A,h);function A(f,c){var l;return l=h.call(this,f,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var b=A.prototype;return b._registerListeners=function(){var c=this.hls;c.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(B.Events.ERROR,this.onError,this),c.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b._unregisterListeners=function(){var c=this.hls;c.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(B.Events.ERROR,this.onError,this),c.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},b.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},b.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=a.startLevel;g===-1&&(a.config.testBandwidth?(g=0,this.bitrateTest=!0):g=a.nextAutoLevel),this.level=a.nextLoadLevel=g,this.loadedmetadata=!1}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},b.stopLoad=function(){this._forceStartLoad=!1,h.prototype.stopLoad.call(this)},b.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,g=l==null||((c=l[a])===null||c===void 0)?void 0:c.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var m,y=self.performance.now(),M=this.retryDate;(!M||y>=M||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},b.onTickEnd=function(){h.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},b.doTickIdle=function(){var c,l,a=this.hls,g=this.levelLastLoaded,m=this.levels,y=this.media,M=a.config,F=a.nextLoadLevel;if(g===null||!y&&(this.startFragRequested||!M.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[F])return;var j=m[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=I.State.WAITING_LEVEL;return}var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:y,D.PlaylistLevelType.MAIN);if(O===null)return;var _=O.len,K=this.getMaxBufferLength(j.maxBitrate);if(_>=K)return;if(this._streamEnded(O,W)){var $={};this.altAudio&&($.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,$),this.state=I.State.ENDED;return}var q=O.end,ne=this.getNextFragment(q,W);if(this.couldBacktrack&&!this.fragPrevious&&ne&&ne.sn!=="initSegment"){var Te=ne.sn-W.startSN;Te>1&&(ne=W.fragments[Te-1],this.fragmentTracker.removeFragment(ne))}if(ne&&this.fragmentTracker.getState(ne)===k.FragmentState.OK&&this.nextLoadPosition>q){var ve=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(y,ve,D.PlaylistLevelType.MAIN),ne=this.getNextFragment(this.nextLoadPosition,W)}if(!ne)return;ne.initSegment&&!ne.initSegment.data&&!this.bitrateTest&&(ne=ne.initSegment),((c=ne.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((l=ne.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(ne,W):this.loadFragment(ne,W,q)},b.loadFragment=function(c,l,a){var g,m=this.fragmentTracker.getState(c);if(this.fragCurrent=c,m===k.FragmentState.BACKTRACKED){var y=this.fragmentTracker.getBacktrackData(c);if(y){this._handleFragmentLoadProgress(y),this._handleFragmentLoadComplete(y);return}else m=k.FragmentState.NOT_LOADED}m===k.FragmentState.NOT_LOADED||m===k.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,c,l,a)):m===k.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},b.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,D.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},b.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,D.PlaylistLevelType.MAIN)},b.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},b.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},b.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,g=this.getAppendedFrag(l.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!l.paused&&c){var m=this.hls.nextLoadLevel,y=c[m],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*y.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(l.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,O=j.duration,_=Math.max(F.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(_,Number.POSITIVE_INFINITY)}}}},b.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},b.flushMainBuffer=function(c,l){h.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},b.onMediaAttached=function(c,l){h.prototype.onMediaAttached.call(this,c,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},b.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),h.prototype.onMediaDetaching.call(this)},b.onMediaPlaying=function(){this.tick()},b.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(G.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},b.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},b.onManifestParsed=function(c,l){var a=!1,g=!1,m;l.levels.forEach(function(y){m=y.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(a=!0),m.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=a&&g&&!Object(P.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},b.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var g=a[l.level];(!g.details||g.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(g.details))&&(this.state=I.State.WAITING_LEVEL)},b.onLevelLoaded=function(c,l){var a,g=this.levels,m=l.level,y=l.details,M=y.totalduration;if(!g){this.warn("Levels were reset while loading level "+m);return}this.log("Level "+m+" loaded ["+y.startSN+","+y.endSN+"], cc ["+y.startCC+", "+y.endCC+"] duration:"+M);var F=this.fragCurrent;F&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==l.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var j=g[m],W=0;if(y.live||(a=j.details)!==null&&a!==void 0&&a.live){if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed)return;W=this.alignPlaylists(y,j.details)}if(j.details=y,this.levelLastLoaded=m,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:y,level:m}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(y))return;this.state=I.State.IDLE}this.startFragRequested?y.live&&this.synchronizeToLiveEdge(y):this.setStartPosition(y,W),this.tick()},b._handleFragmentLoadProgress=function(c){var l,a=c.frag,g=c.part,m=c.payload,y=this.levels;if(!y){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var M=y[a.level],F=M.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=M.videoCodec,W=F.PTSKnown||!F.live,O=(l=a.initSegment)===null||l===void 0?void 0:l.data,_=this._getAudioCodec(M),K=this.transmuxer=this.transmuxer||new w.default(this.hls,D.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),$=g?g.index:-1,q=$!==-1,ne=new R.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,m.byteLength,$,q),Te=this.initPTS[a.cc];K.push(m,O,_,j,a,g,F.totalduration,W,ne,Te)},b.onAudioTrackSwitching=function(c,l){var a=this.altAudio,g=!!l.url,m=l.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var y=this.fragCurrent;y!=null&&y.loader&&(this.log("Switching to main audio track, cancel main fragment load"),y.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var M=this.hls;a&&M.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:m})}},b.onAudioTrackSwitched=function(c,l){var a=l.id,g=!!this.hls.audioTracks[a].url;if(g){var m=this.videoBuffer;m&&this.mediaBuffer!==m&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=m)}this.altAudio=g,this.tick()},b.onBufferCreated=function(c,l){var a=l.tracks,g,m,y=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(m=M,g=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else y=!0}y&&g?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},b.onFragBuffered=function(c,l){var a=l.frag,g=l.part;if(a&&a.type!==D.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(g?" p: "+g.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var m=g?g.stats:a.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,g)},b.onError=function(c,l){switch(l.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.MAIN,l);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=I.State.ERROR):!l.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,g=this.getFwdBufferInfo(this.media,D.PlaylistLevelType.MAIN);g&&g.len>.5&&(a=!this.reduceMaxBufferLength(g.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},b.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=N.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},b.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},b.onBufferFlushed=function(c,l){var a=l.type;if(a!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(a===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,a,D.PlaylistLevelType.MAIN)}},b.onLevelsUpdated=function(c,l){this.levels=l.levels},b.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},b.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){E.logger.log("could not seek to "+a+", already seeking at "+l);return}var g=N.BufferHelper.getBuffered(c),m=g.length?g.start(0):0,y=m-a;y>0&&(y<this.config.maxBufferHole||y<this.config.maxFragLookUpTolerance)&&(E.logger.log("adjusting start position by "+y+" to match buffer start"),a+=y,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+l),c.currentTime=a}},b._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},b._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var g=l.hls;if(!a||g.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=I.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var m=c.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),g.trigger(B.Events.FRAG_LOADED,a)})},b._handleTransmuxComplete=function(c){var l,a="main",g=this.hls,m=c.remuxResult,y=c.chunkMeta,M=this.getCurrentContext(y);if(!M){this.warn("The loading context changed while buffering fragment "+y.sn+" of level "+y.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(y.level);return}var F=M.frag,j=M.part,W=M.level,O=m.video,_=m.text,K=m.id3,$=m.initSegment,q=this.altAudio?void 0:m.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,$){$.tracks&&(this._bufferInitSegment(W,$.tracks,F,y),g.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:$.tracks}));var ne=$.initPTS,Te=$.timescale;Object(G.isFiniteNumber)(ne)&&(this.initPTS[F.cc]=ne,g.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:ne,timescale:Te}))}if(O&&m.independent!==!1){if(W.details){var ve=O.startPTS,ge=O.endPTS,ce=O.startDTS,he=O.endDTS;if(j)j.elementaryStreams[O.type]={startPTS:ve,endPTS:ge,startDTS:ce,endDTS:he};else if(O.firstKeyFrame&&O.independent&&(this.couldBacktrack=!0),O.dropped&&O.independent){var oe=this.getLoadPosition()+this.config.maxBufferHole;if(oe<ve){this.backtrack(F);return}F.setElementaryStreamInfo(O.type,F.start,ge,F.start,he,!0)}F.setElementaryStreamInfo(O.type,ve,ge,ce,he),this.bufferFragmentData(O,F,j,y)}}else if(m.independent===!1){this.backtrack(F);return}if(q){var pe=q.startPTS,Y=q.endPTS,ae=q.startDTS,Z=q.endDTS;j&&(j.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:pe,endPTS:Y,startDTS:ae,endDTS:Z}),F.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,pe,Y,ae,Z),this.bufferFragmentData(q,F,j,y)}if(K!=null&&(l=K.samples)!==null&&l!==void 0&&l.length){var xe={frag:F,id:a,samples:K.samples};g.trigger(B.Events.FRAG_PARSING_METADATA,xe)}if(_){var we={frag:F,id:a,samples:_.samples};g.trigger(B.Events.FRAG_PARSING_USERDATA,we)}},b._bufferInitSegment=function(c,l,a,g){var m=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var y=l.audio,M=l.video,F=l.audiovideo;if(y){var j=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),y.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&y.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),y.levelCodec=j,y.id="main",this.log("Init audio buffer, container:"+y.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+y.codec+"]")}M&&(M.levelCodec=c.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,l),Object.keys(l).forEach(function(O){var _=l[O],K=_.initSegment;K!=null&&K.byteLength&&m.hls.trigger(B.Events.BUFFER_APPENDING,{type:O,data:K,frag:a,part:null,chunkMeta:g,parent:a.type})}),this.tick()},b.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=I.State.BACKTRACKING},b.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(N.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):N.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var g=this.fragPlaying,m=l.level;(!g||l.sn!==g.sn||g.level!==m||l.urlId!==g.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!g||g.level!==m)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=l)}}},o(A,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),A}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"SubtitleStreamController",function(){return s});var G=L("./src/events.ts"),I=L("./src/utils/logger.ts"),P=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),N=L("./src/utils/discontinuities.ts"),k=L("./src/controller/level-helper.ts"),D=L("./src/controller/fragment-tracker.ts"),v=L("./src/controller/base-stream-controller.ts"),w=L("./src/types/loader.ts"),R=L("./src/types/level.ts");function C(d,S){for(var p=0;p<S.length;p++){var h=S[p];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(d,h.key,h)}}function T(d,S,p){return S&&C(d.prototype,S),p&&C(d,p),d}function E(d,S){d.prototype=Object.create(S.prototype),d.prototype.constructor=d,u(d,S)}function u(d,S){return u=Object.setPrototypeOf||function(h,A){return h.__proto__=A,h},u(d,S)}var o=500,s=function(d){E(S,d);function S(h,A){var b;return b=d.call(this,h,A,"[subtitle-stream-controller]")||this,b.levels=[],b.currentTrackId=-1,b.tracksBuffered=[],b.mainDetails=null,b._registerListeners(),b}var p=S.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var A=this.hls;A.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.on(G.Events.ERROR,this.onError,this),A.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._unregisterListeners=function(){var A=this.hls;A.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.off(G.Events.ERROR,this.onError,this),A.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p.startLoad=function(){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(o),this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},p.onLevelLoaded=function(A,b){this.mainDetails=b.details},p.onSubtitleFragProcessed=function(A,b){var f=b.frag,c=b.success;if(this.fragPrevious=f,this.state=v.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,g=f.start,m=0;m<l.length;m++)if(g>=l[m].start&&g<=l[m].end){a=l[m];break}var y=f.start+f.duration;a?a.end=y:(a={start:g,end:y},l.push(a)),this.fragmentTracker.fragBuffered(f)},p.onBufferFlushing=function(A,b){var f=b.startOffset,c=b.endOffset;if(f===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var g=a[l].details,m=g.targetduration,y=c-m;if(y<=0)return;b.endOffsetSubtitles=Math.max(0,y),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=y){M.shift();continue}else if(M[F].start<y)M[F].start=y;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(f,y,w.PlaylistLevelType.SUBTITLE)}},p.onError=function(A,b){var f,c=b.frag;if(!c||c.type!==w.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=v.State.IDLE},p.onSubtitleTracksUpdated=function(A,b){var f=this,c=b.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new R.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){f.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(A,b){if(this.currentTrackId=b.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(o)},p.onSubtitleTrackLoaded=function(A,b){var f,c=b.details,l=b.id,a=this.currentTrackId,g=this.levels;if(!g.length)return;var m=g[a];if(l>=g.length||l!==a||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(f=m.details)!==null&&f!==void 0&&f.live){var y=this.mainDetails;if(c.deltaUpdateFailed||!y)return;var M=y.fragments[0];if(!m.details)c.hasProgramDateTime&&y.hasProgramDateTime?Object(N.alignMediaPlaylistByPDT)(c,y):M&&Object(k.addSliding)(c,M.start);else{var F=this.alignPlaylists(c,m.details);F===0&&M&&Object(k.addSliding)(c,M.start)}}if(m.details=c,this.levelLastLoaded=l,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},p._handleFragmentLoadComplete=function(A){var b=A.frag,f=A.payload,c=b.decryptdata,l=this.hls;if(this.fragContextChanged(b))return;if(f&&f.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),c.key.buffer,c.iv.buffer).then(function(g){var m=performance.now();l.trigger(G.Events.FRAG_DECRYPTED,{frag:b,payload:g,stats:{tstart:a,tdecrypt:m}})})}},p.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var A,b=this.currentTrackId,f=this.levels;if(!f.length||!f[b]||!f[b].details)return;var c=f[b].details,l=c.targetduration,a=this.config,g=this.media,m=P.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-l,a.maxBufferHole),y=m.end,M=m.len,F=this.getMaxBufferLength()+l;if(M>F)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var j=c.fragments,W=j.length,O=c.edge,_,K=this.fragPrevious;if(y<O){var $=a.maxFragLookUpTolerance;K&&c.hasProgramDateTime&&(_=Object(B.findFragmentByPDT)(j,K.endProgramDateTime,$)),_||(_=Object(B.findFragmentByPTS)(K,j,y,$),!_&&K&&K.start<j[0].start&&(_=j[0]))}else _=j[W-1];(A=_)!==null&&A!==void 0&&A.encrypted?(I.logger.log("Loading key for "+_.sn),this.state=v.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:_})):_&&this.fragmentTracker.getState(_)===D.FragmentState.NOT_LOADED&&this.loadFragment(_,c,y)}},p.loadFragment=function(A,b,f){this.fragCurrent=A,d.prototype.loadFragment.call(this,A,b,f)},T(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(v.default)},"./src/controller/subtitle-track-controller.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),P=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function N(C,T){for(var E=0;E<T.length;E++){var u=T[E];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function k(C,T,E){return T&&N(C.prototype,T),E&&N(C,E),C}function D(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,v(C,T)}function v(C,T){return v=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},v(C,T)}var w=function(C){D(T,C);function T(u){var o;return o=C.call(this,u,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var E=T.prototype;return E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},E.registerListeners=function(){var o=this.hls;o.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(G.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var o=this.hls;o.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(G.Events.ERROR,this.onError,this)},E.onMediaAttached=function(o,s){if(this.media=s.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},E.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},E.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=R(this.media.textTracks);o.forEach(function(s){Object(I.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},E.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},E.onSubtitleTrackLoaded=function(o,s){var d=s.id,S=s.details,p=this.trackId,h=this.tracksInGroup[p];if(!h){this.warn("Invalid subtitle track id "+d);return}var A=h.details;h.details=s.details,this.log("subtitle track "+d+" loaded ["+S.startSN+"-"+S.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,s,A))},E.onLevelLoading=function(o,s){this.switchLevel(s.level)},E.onLevelSwitching=function(o,s){this.switchLevel(s.level)},E.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var d=s.textGroupIds[s.urlId];if(this.groupId!==d){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(b){return!d||b.groupId===d});this.tracksInGroup=p;var h=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=d;var A={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,A),h!==-1&&this.setSubtitleTrack(h,S)}},E.findTrackId=function(o){for(var s=this.tracksInGroup,d=0;d<s.length;d++){var S=s[d];if((!this.selectDefaultTrack||S.default)&&(!o||o===S.name))return S.id}return-1},E.onError=function(o,s){if(C.prototype.onError.call(this,o,s),s.fatal||!s.context)return;s.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&s.context.id===this.trackId&&s.context.groupId===this.groupId&&this.retryLoadingOrFail(s)},E.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var d=s.id,S=s.groupId,p=s.url;if(o)try{p=o.addDirectives(p)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Loading subtitle playlist for id "+d),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:p,id:d,groupId:S,deliveryDirectives:o||null})}},E.toggleTrackModes=function(o){var s=this,d=this.media,S=this.subtitleDisplay,p=this.trackId;if(!d)return;var h=R(d.textTracks),A=h.filter(function(c){return c.groupId===s.groupId});if(o===-1)[].slice.call(h).forEach(function(c){c.mode="disabled"});else{var b=A[p];b&&(b.mode="disabled")}var f=A[o];f&&(f.mode=S?"showing":"hidden")},E.setSubtitleTrack=function(o,s){var d,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(d=S[o])!==null&&d!==void 0&&d.details)||o<-1||o>=S.length)return;this.clearTimer();var p=S[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,p){var h=p.id,A=p.groupId,b=A===void 0?"":A,f=p.name,c=p.type,l=p.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:h,groupId:b,name:f,type:c,url:l});var a=this.switchParams(p.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:o})},E.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=R(this.media.textTracks),d=0;d<s.length;d++)if(s[d].mode==="hidden")o=d;else if(s[d].mode==="showing"){o=d;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},k(T,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var s=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,s)}}]),T}(P.default);function R(C){for(var T=[],E=0;E<C.length;E++){var u=C[E];u.kind==="subtitles"&&u.label&&T.push(C[E])}return T}z.default=w},"./src/controller/timeline-controller.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"TimelineController",function(){return R});var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),N=L("./src/utils/webvtt-parser.ts"),k=L("./src/utils/texttrack-utils.ts"),D=L("./src/utils/imsc1-ttml-parser.ts"),v=L("./src/types/loader.ts"),w=L("./src/utils/logger.ts"),R=function(){function u(s){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this.captionsProperties=void 0,this.hls=s,this.config=s.config,this.Cues=s.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var d=new B.default(this,"textTrack1"),S=new B.default(this,"textTrack2"),p=new B.default(this,"textTrack3"),h=new B.default(this,"textTrack4");this.cea608Parser1=new P.default(1,d,S),this.cea608Parser2=new P.default(3,p,h)}s.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(I.Events.FRAG_LOADING,this.onFragLoading,this),s.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=u.prototype;return o.destroy=function(){var d=this.hls;d.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.off(I.Events.FRAG_LOADING,this.onFragLoading,this),d.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(d,S,p,h,A){for(var b=!1,f=A.length;f--;){var c=A[f],l=T(c[0],c[1],S,p);if(l>=0&&(c[0]=Math.min(c[0],S),c[1]=Math.max(c[1],p),b=!0,l/(p-S)>.5))return}if(b||A.push([S,p]),this.config.renderTextTracksNatively){var a=this.captionsTracks[d];this.Cues.newCue(a,S,p,h)}else{var g=this.Cues.newCue(null,S,p,h);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:g,track:d})}},o.onInitPtsFound=function(d,S){var p=this,h=S.frag,A=S.id,b=S.initPTS,f=S.timescale,c=this.unparsedVttFrags;A==="main"&&(this.initPTS[h.cc]=b,this.timescale[h.cc]=f),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){p.onFragLoaded(I.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(d){var S=this.media;if(S)for(var p=0;p<S.textTracks.length;p++){var h=S.textTracks[p];if(h[d])return h}return null},o.createCaptionsTrack=function(d){this.config.renderTextTracksNatively?this.createNativeTrack(d):this.createNonNativeTrack(d)},o.createNativeTrack=function(d){if(this.captionsTracks[d])return;var S=this.captionsProperties,p=this.captionsTracks,h=this.media,A=S[d],b=A.label,f=A.languageCode,c=this.getExistingTrack(d);if(c)p[d]=c,Object(k.clearCurrentCues)(p[d]),Object(k.sendAddTrackEvent)(p[d],h);else{var l=this.createTextTrack("captions",b,f);l&&(l[d]=!0,p[d]=l)}},o.createNonNativeTrack=function(d){if(this.nonNativeCaptionsTracks[d])return;var S=this.captionsProperties[d];if(!S)return;var p=S.label,h={_id:d,label:p,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[d]=h,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[h]})},o.createTextTrack=function(d,S,p){var h=this.media;return h?h.addTextTrack(d,S,p):void 0},o.onMediaAttaching=function(d,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var d=this.captionsTracks;Object.keys(d).forEach(function(S){Object(k.clearCurrentCues)(d[S]),delete d[S]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var d=this.media;if(!d)return;var S=d.textTracks;if(S)for(var p=0;p<S.length;p++)Object(k.clearCurrentCues)(S[p])},o.onSubtitleTracksUpdated=function(d,S){var p=this;this.textTracks=[];var h=S.subtitleTracks||[],A=h.some(function(l){return l.textCodec===D.IMSC1_CODEC});if(this.config.enableWebVTT||A&&this.config.enableIMSC1){var b=this.tracks&&h&&this.tracks.length===h.length;if(this.tracks=h||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(l,a){var g;if(a<f.length){for(var m=null,y=0;y<f.length;y++)if(C(f[y],l)){m=f[y];break}m&&(g=m)}g?Object(k.clearCurrentCues)(g):(g=p.createTextTrack("subtitles",l.name,l.lang),g&&(g.mode="disabled")),g&&(g.groupId=l.groupId,p.textTracks.push(g))})}else if(!b&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(d,S){var p=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(h){var A=/(?:CC|SERVICE)([1-4])/.exec(h.instreamId);if(!A)return;var b="textTrack"+A[1],f=p.captionsProperties[b];if(!f)return;f.label=h.name,h.lang&&(f.languageCode=h.lang),f.media=h})},o.onFragLoading=function(d,S){var p=this.cea608Parser1,h=this.cea608Parser2,A=this.lastSn,b=this.lastPartIndex;if(!this.enabled||!(p&&h))return;if(S.frag.type===v.PlaylistLevelType.MAIN){var f,c,l=S.frag.sn,a=(f=S==null||((c=S.part)===null||c===void 0)?void 0:c.index)!=null?f:-1;l===A+1||l===A&&a===b+1||(p.reset(),h.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(d,S){var p=S.frag,h=S.payload,A=this.initPTS,b=this.unparsedVttFrags;if(p.type===v.PlaylistLevelType.SUBTITLE)if(h.byteLength){if(!Object(G.isFiniteNumber)(A[p.cc])){b.push(S),A.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Missing initial subtitle PTS")});return}var f=p.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var c=this.tracks[p.level],l=this.vttCCs;l[p.cc]||(l[p.cc]={start:p.start,prevCC:this.prevCC,new:!0},this.prevCC=p.cc),c&&c.textCodec===D.IMSC1_CODEC?this._parseIMSC1(p,h):this._parseVTTs(p,h,l)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(d,S){var p=this,h=this.hls;Object(D.parseIMSC1)(S,this.initPTS[d.cc],this.timescale[d.cc],function(A){p._appendCues(A,d.level),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(A){w.logger.log("Failed to parse IMSC1: "+A),h.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:A})})},o._parseVTTs=function(d,S,p){var h=this,A=this.hls;Object(N.parseWebVTT)(S,this.initPTS[d.cc],this.timescale[d.cc],p,d.cc,d.start,function(b){h._appendCues(b,d.level),A.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(b){h._fallbackToIMSC1(d,S),w.logger.log("Failed to parse VTT cue: "+b),A.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:b})})},o._fallbackToIMSC1=function(d,S){var p=this,h=this.tracks[d.level];h.textCodec||Object(D.parseIMSC1)(S,this.initPTS[d.cc],this.timescale[d.cc],function(){h.textCodec=D.IMSC1_CODEC,p._parseIMSC1(d,S)},function(){h.textCodec="wvtt"})},o._appendCues=function(d,S){var p=this.hls;if(this.config.renderTextTracksNatively){var h=this.textTracks[S];if(h.mode==="disabled")return;d.forEach(function(f){return Object(k.addCueToTrack)(h,f)})}else{var A=this.tracks[S],b=A.default?"default":"subtitles"+S;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:d,track:b})}},o.onFragDecrypted=function(d,S){var p=S.frag;if(p.type===v.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(I.Events.FRAG_LOADED,S)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(d,S){var p=this.cea608Parser1,h=this.cea608Parser2;if(!this.enabled||!(p&&h))return;for(var A=0;A<S.samples.length;A++){var b=S.samples[A].bytes;if(b){var f=this.extractCea608Data(b);p.addData(S.samples[A].pts,f[0]),h.addData(S.samples[A].pts,f[1])}}},o.onBufferFlushing=function(d,S){var p=S.startOffset,h=S.endOffset,A=S.endOffsetSubtitles,b=S.type,f=this.media;if(!f||f.currentTime<h)return;if(!b||b==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(k.removeCuesInRange)(c[a],p,h)})}if(this.config.renderTextTracksNatively&&(p===0&&A!==void 0)){var l=this.textTracks;Object.keys(l).forEach(function(a){return Object(k.removeCuesInRange)(l[a],p,A)})}},o.extractCea608Data=function(d){for(var S=d[0]&31,p=2,h=[[],[]],A=0;A<S;A++){var b=d[p++],f=127&d[p++],c=127&d[p++],l=(4&b)!==0,a=3&b;if(f===0&&c===0)continue;l&&((a===0||a===1)&&(h[a].push(f),h[a].push(c)))}return h},u}();function C(u,o){return u&&u.label===o.name&&!(u.textTrack1||u.textTrack2)}function T(u,o,s,d){return Math.min(o,d)-Math.max(u,s)}function E(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return G});var G=function(){function I(B,N){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=N}var P=I.prototype;return P.decrypt=function(N,k){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},k,N)},I}()},"./src/crypt/aes-decryptor.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"removePadding",function(){return I}),L.d(z,"default",function(){return P});var G=L("./src/utils/typed-array.ts");function I(B){var N=B.byteLength,k=N&&new DataView(B.buffer).getUint8(N-1);return k?Object(G.sliceUint8)(B,0,N-k):B}var P=function(){function B(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var N=B.prototype;return N.uint8ArrayToUint32Array_=function(D){for(var v=new DataView(D),w=new Uint32Array(4),R=0;R<4;R++)w[R]=v.getUint32(R*4);return w},N.initTable=function(){var D=this.sBox,v=this.invSBox,w=this.subMix,R=w[0],C=w[1],T=w[2],E=w[3],u=this.invSubMix,o=u[0],s=u[1],d=u[2],S=u[3],p=new Uint32Array(256),h=0,A=0,b=0;for(b=0;b<256;b++)b<128?p[b]=b<<1:p[b]=b<<1^283;for(b=0;b<256;b++){var f=A^A<<1^A<<2^A<<3^A<<4;f=f>>>8^f&255^99,D[h]=f,v[f]=h;var c=p[h],l=p[c],a=p[l],g=p[f]*257^f*16843008;R[h]=g<<24|g>>>8,C[h]=g<<16|g>>>16,T[h]=g<<8|g>>>24,E[h]=g,g=a*16843009^l*65537^c*257^h*16843008,o[f]=g<<24|g>>>8,s[f]=g<<16|g>>>16,d[f]=g<<8|g>>>24,S[f]=g,h?(h=c^p[p[p[a^c]]],A^=p[p[A]]):h=A=1}},N.expandKey=function(D){for(var v=this.uint8ArrayToUint32Array_(D),w=!0,R=0;R<v.length&&w;)w=v[R]===this.key[R],R++;if(w)return;this.key=v;var C=this.keySize=v.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var T=this.ksRows=(C+6+1)*4,E,u,o=this.keySchedule=new Uint32Array(T),s=this.invKeySchedule=new Uint32Array(T),d=this.sBox,S=this.rcon,p=this.invSubMix,h=p[0],A=p[1],b=p[2],f=p[3],c,l;for(E=0;E<T;E++){if(E<C){c=o[E]=v[E];continue}l=c,E%C===0?(l=l<<8|l>>>24,l=d[l>>>24]<<24|d[l>>>16&255]<<16|d[l>>>8&255]<<8|d[l&255],l^=S[E/C|0]<<24):C>6&&E%C===4&&(l=d[l>>>24]<<24|d[l>>>16&255]<<16|d[l>>>8&255]<<8|d[l&255]),o[E]=c=(o[E-C]^l)>>>0}for(u=0;u<T;u++)E=T-u,u&3?l=o[E]:l=o[E-4],u<4||E<=4?s[u]=l:s[u]=h[d[l>>>24]]^A[d[l>>>16&255]]^b[d[l>>>8&255]]^f[d[l&255]],s[u]=s[u]>>>0},N.networkToHostOrderSwap=function(D){return D<<24|(D&65280)<<8|(D&16711680)>>8|D>>>24},N.decrypt=function(D,v,w){for(var R=this.keySize+6,C=this.invKeySchedule,T=this.invSBox,E=this.invSubMix,u=E[0],o=E[1],s=E[2],d=E[3],S=this.uint8ArrayToUint32Array_(w),p=S[0],h=S[1],A=S[2],b=S[3],f=new Int32Array(D),c=new Int32Array(f.length),l,a,g,m,y,M,F,j,W,O,_,K,$,q,ne=this.networkToHostOrderSwap;v<f.length;){for(W=ne(f[v]),O=ne(f[v+1]),_=ne(f[v+2]),K=ne(f[v+3]),y=W^C[0],M=K^C[1],F=_^C[2],j=O^C[3],$=4,q=1;q<R;q++)l=u[y>>>24]^o[M>>16&255]^s[F>>8&255]^d[j&255]^C[$],a=u[M>>>24]^o[F>>16&255]^s[j>>8&255]^d[y&255]^C[$+1],g=u[F>>>24]^o[j>>16&255]^s[y>>8&255]^d[M&255]^C[$+2],m=u[j>>>24]^o[y>>16&255]^s[M>>8&255]^d[F&255]^C[$+3],y=l,M=a,F=g,j=m,$=$+4;l=T[y>>>24]<<24^T[M>>16&255]<<16^T[F>>8&255]<<8^T[j&255]^C[$],a=T[M>>>24]<<24^T[F>>16&255]<<16^T[j>>8&255]<<8^T[y&255]^C[$+1],g=T[F>>>24]<<24^T[j>>16&255]<<16^T[y>>8&255]<<8^T[M&255]^C[$+2],m=T[j>>>24]<<24^T[y>>16&255]<<16^T[M>>8&255]<<8^T[F&255]^C[$+3],c[v]=ne(l^p),c[v+1]=ne(m^h),c[v+2]=ne(g^A),c[v+3]=ne(a^b),p=W,h=O,A=_,b=K,v=v+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return v});var 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T&&(this.cachedData=null,this.demux(T,0)),this.frameIndex=0,{audioTrack:this._audioTrack,avcTrack:Object(P.dummyTrack)(),id3Track:this._id3Track,textTrack:Object(P.dummyTrack)()}},w.destroy=function(){},v}(),D=function(w,R){return Object(G.isFiniteNumber)(w)?w*90:R*9e4};z.default=k},"./src/demux/chunk-cache.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return G});var G=function(){function P(){this.chunks=[],this.dataLength=0}var B=P.prototype;return B.push=function(k){this.chunks.push(k),this.dataLength+=k.length},B.flush=function(){var k=this.chunks,D=this.dataLength,v;if(k.length)k.length===1?v=k[0]:v=I(k,D);else return new Uint8Array(0);return this.reset(),v},B.reset=function(){this.chunks.length=0,this.dataLength=0},P}();function I(P,B){for(var N=new Uint8Array(B),k=0,D=0;D<P.length;D++){var v=P[D];N.set(v,k),k+=v.length}return N}},"./src/demux/dummy-demuxed-track.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"dummyTrack",function(){return G});function 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u=[{demux:k.default,remux:v.default},{demux:N.default,remux:w.default},{demux:B.default,remux:v.default},{demux:D.default,remux:v.default}],o=1024;u.forEach(function(b){var f=b.demux;o=Math.max(o,f.minProbeByteLength)});var s=function(){function b(c,l,a,g,m){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new R.default,this.observer=c,this.typeSupported=l,this.config=a,this.vendor=g,this.id=m}var f=b.prototype;return f.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},f.push=function(l,a,g,m){var y=this,M=g.transmuxing;M.executeStart=E();var F=new Uint8Array(l),j=this.cache,W=this.config,O=this.currentTransmuxState,_=this.transmuxConfig;m&&(this.currentTransmuxState=m);var K=d(F,a);if(K&&K.method==="AES-128"){var $=this.getDecrypter();if(W.enableSoftwareAES){var q=$.softwareDecrypt(F,K.key.buffer,K.iv.buffer);if(!q)return M.executeEnd=E(),S(g);F=new Uint8Array(q)}else return this.decryptionPromise=$.webCryptoDecrypt(F,K.key.buffer,K.iv.buffer).then(function(Se){var Oe=y.push(Se,null,g);return y.decryptionPromise=null,Oe}),this.decryptionPromise}var ne=m||O,Te=ne.contiguous,ve=ne.discontinuity,ge=ne.trackSwitch,ce=ne.accurateTimeOffset,he=ne.timeOffset,oe=_.audioCodec,pe=_.videoCodec,Y=_.defaultInitPts,ae=_.duration,Z=_.initSegmentData;if((ve||ge)&&this.resetInitSegment(Z,oe,pe,ae),ve&&this.resetInitialTimestamp(Y),Te||this.resetContiguity(),this.needsProbing(F,ve,ge)){if(j.dataLength){var xe=j.flush();F=Object(C.appendUint8Array)(xe,F)}this.configureTransmuxer(F,_)}var we=this.transmux(F,K,he,ce,g),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,M.executeEnd=E(),we},f.flush=function(l){var a=this,g=l.transmuxing;g.executeStart=E();var m=this.decrypter,y=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(l)});var j=[],W=M.timeOffset;if(m){var O=m.flush();O&&j.push(this.push(O,null,l))}var _=y.dataLength;y.reset();var K=this.demuxer,$=this.remuxer;if(!K||!$)return _>=o&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),g.executeEnd=E(),[S(l)];var q=K.flush(W);return p(q)?q.then(function(ne){return a.flushRemux(j,ne,l),j}):(this.flushRemux(j,q,l),j)},f.flushRemux=function(l,a,g){var m=a.audioTrack,y=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,O=j.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+g.sn+(g.part>-1?" p: "+g.part:"")+" of level "+g.level);var _=this.remuxer.remux(m,y,M,F,O,W,!0,this.id);l.push({remuxResult:_,chunkMeta:g}),g.transmuxing.executeEnd=E()},f.resetInitialTimestamp=function(l){var a=this.demuxer,g=this.remuxer;if(!a||!g)return;a.resetTimeStamp(l),g.resetTimeStamp(l)},f.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(l,a,g,m){var y=this.demuxer,M=this.remuxer;if(!y||!M)return;y.resetInitSegment(a,g,m),M.resetInitSegment(l,a,g)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(l,a,g,m,y){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(l,a,g,m,y):M=this.transmuxUnencrypted(l,g,m,y),M},f.transmuxUnencrypted=function(l,a,g,m){var y=this.demuxer.demux(l,a,!1,!this.config.progressive),M=y.audioTrack,F=y.avcTrack,j=y.id3Track,W=y.textTrack,O=this.remuxer.remux(M,F,j,W,a,g,!1,this.id);return{remuxResult:O,chunkMeta:m}},f.transmuxSampleAes=function(l,a,g,m,y){var M=this;return this.demuxer.demuxSampleAes(l,a,g).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,g,m,!1,M.id);return{remuxResult:j,chunkMeta:y}})},f.configureTransmuxer=function(l,a){for(var g=this.config,m=this.observer,y=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,O=a.initSegmentData,_=a.videoCodec,K,$=0,q=u.length;$<q;$++)if(u[$].demux.probe(l)){K=u[$];break}K||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:N.default,remux:w.default});var ne=this.demuxer,Te=this.remuxer,ve=K.remux,ge=K.demux;(!Te||!(Te instanceof ve))&&(this.remuxer=new ve(m,g,y,M)),(!ne||!(ne instanceof ge))&&(this.demuxer=new ge(m,g,y),this.probe=ge.probe),this.resetInitSegment(O,F,_,W),this.resetInitialTimestamp(j)},f.needsProbing=function(l,a,g){return!this.demuxer||!this.remuxer||a||g},f.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new P.default(this.observer,this.config)),l},b}();function d(b,f){var c=null;return b.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(c=f),c}var S=function(f){return{remuxResult:{},chunkMeta:f}};function p(b){return"then"in b&&b.then instanceof Function}var h=function(f,c,l,a,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=c,this.initSegmentData=l,this.duration=a,this.defaultInitPts=g},A=function(f,c,l,a,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=c,this.accurateTimeOffset=l,this.trackSwitch=a,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"discardEPB",function(){return S});var G=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),P=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),N=L("./src/demux/sample-aes.ts"),k=L("./src/events.ts"),D=L("./src/utils/mp4-tools.ts"),v=L("./src/utils/logger.ts"),w=L("./src/errors.ts"),R={video:1,audio:2,id3:3,text:4},C=function(){function p(A,b,f){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=A,this.config=b,this.typeSupported=f}p.probe=function(b){var f=p.syncOffset(b);return f<0?!1:(f&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},p.syncOffset=function(b){for(var f=Math.min(1e3,b.length-3*188),c=0;c<f;){if(b[c]===71&&b[c+188]===71&&b[c+2*188]===71)return c;c++}return-1},p.createTrack=function(b,f){return{container:b==="video"||b==="audio"?"video/mp2t":void 0,type:b,id:R[b],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:b==="audio"?f:void 0}};var h=p.prototype;return h.resetInitSegment=function(b,f,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",c),this._audioTrack=p.createTrack("audio",c),this._id3Track=p.createTrack("id3",c),this._txtTrack=p.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=b,this.videoCodec=f,this._duration=c},h.resetTimeStamp=function(){},h.resetContiguity=function(){var b=this._audioTrack,f=this._avcTrack,c=this._id3Track;b&&(b.pesData=null),f&&(f.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},h.demux=function(b,f,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,g=this._avcTrack,m=this._audioTrack,y=this._id3Track,M=g.pid,F=g.pesData,j=m.pid,W=y.pid,O=m.pesData,_=y.pesData,K=!1,$=this.pmtParsed,q=this._pmtId,ne=b.length;if(this.remainderData&&(b=Object(D.appendUint8Array)(this.remainderData,b),ne=b.length,this.remainderData=null),ne<188&&!l)return this.remainderData=b,{audioTrack:m,avcTrack:g,id3Track:y,textTrack:this._txtTrack};var Te=Math.max(0,p.syncOffset(b));ne-=(ne+Te)%188,ne<b.byteLength&&!l&&(this.remainderData=new Uint8Array(b.buffer,ne,b.buffer.byteLength-ne));for(var ve=Te;ve<ne;ve+=188)if(b[ve]===71){var ge=!!(b[ve+1]&64),ce=((b[ve+1]&31)<<8)+b[ve+2],he=(b[ve+3]&48)>>4,oe=void 0;if(he>1){if(oe=ve+5+b[ve+4],oe===ve+188)continue}else oe=ve+4;switch(ce){case M:ge&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(b.subarray(oe,ve+188)),F.size+=ve+188-oe);break;case j:ge&&(O&&(a=o(O))&&(m.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),O={data:[],size:0}),O&&(O.data.push(b.subarray(oe,ve+188)),O.size+=ve+188-oe);break;case W:ge&&(_&&(a=o(_))&&this.parseID3PES(a),_={data:[],size:0}),_&&(_.data.push(b.subarray(oe,ve+188)),_.size+=ve+188-oe);break;case 0:ge&&(oe+=b[oe]+1),q=this._pmtId=E(b,oe);break;case q:{ge&&(oe+=b[oe]+1);var pe=u(b,oe,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);M=pe.avc,M>0&&(g.pid=M),j=pe.audio,j>0&&(m.pid=j,m.isAAC=pe.isAAC),W=pe.id3,W>0&&(y.pid=W),K&&!$&&(v.logger.log("reparse from beginning"),K=!1,ve=Te-188),$=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=F,m.pesData=O,y.pesData=_;var Y={audioTrack:m,avcTrack:g,id3Track:y,textTrack:this._txtTrack};return l&&this.extractRemainingSamples(Y),Y},h.flush=function(){var b=this.remainderData;this.remainderData=null;var f;return b?f=this.demux(b,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},h.extractRemainingSamples=function(b){var f=b.audioTrack,c=b.avcTrack,l=b.id3Track,a=c.pesData,g=f.pesData,m=l.pesData,y;a&&(y=o(a))?(this.parseAVCPES(y,!0),c.pesData=null):c.pesData=a,g&&(y=o(g))?(f.isAAC?this.parseAACPES(y):this.parseMPEGPES(y),f.pesData=null):(g!=null&&g.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=g),m&&(y=o(m))?(this.parseID3PES(y),l.pesData=null):l.pesData=m},h.demuxSampleAes=function(b,f,c){var l=this.demux(b,c,!0,!this.config.progressive),a=this.sampleAes=new N.default(this.observer,this.config,f);return this.decrypt(l,a)},h.decrypt=function(b,f){return new Promise(function(c){var l=b.audioTrack,a=b.avcTrack;l.samples&&l.isAAC?f.decryptAacSamples(l.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){c(b)}):c(b)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){c(b)})})},h.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},h.parseAVCPES=function(b,f){var c=this,l=this._avcTrack,a=this.parseAVCNALu(b.data),g=!1,m=this.avcSample,y,M=!1;b.data=null,m&&a.length&&!l.audFound&&(s(m,l),m=this.avcSample=T(!1,b.pts,b.dts,"")),a.forEach(function(F){switch(F.type){case 1:{y=!0,m||(m=c.avcSample=T(!0,b.pts,b.dts,"")),g&&(m.debug+="NDR "),m.frame=!0;var j=F.data;if(M&&j.length>4){var W=new P.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(m.key=!0)}break}case 5:y=!0,m||(m=c.avcSample=T(!0,b.pts,b.dts,"")),g&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{y=!0,g&&m&&(m.debug+="SEI ");var O=new P.default(S(F.data));O.readUByte();for(var _=0,K=0,$=!1,q=0;!$&&O.bytesAvailable>1;){_=0;do q=O.readUByte(),_+=q;while(q===255);K=0;do q=O.readUByte(),K+=q;while(q===255);if(_===4&&O.bytesAvailable!==0){$=!0;var ne=O.readUByte();if(ne===181){var Te=O.readUShort();if(Te===49){var ve=O.readUInt();if(ve===1195456820){var ge=O.readUByte();if(ge===3){for(var ce=O.readUByte(),he=O.readUByte(),oe=31&ce,pe=[ce,he],Y=0;Y<oe;Y++)pe.push(O.readUByte()),pe.push(O.readUByte()),pe.push(O.readUByte());d(c._txtTrack.samples,{type:3,pts:b.pts,bytes:pe})}}}}}else if(_===5&&O.bytesAvailable!==0){if($=!0,K>16){for(var ae=[],Z=0;Z<16;Z++)ae.push(O.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&ae.push("-");for(var xe=K-16,we=new Uint8Array(xe),ye=0;ye<xe;ye++)we[ye]=O.readUByte();d(c._txtTrack.samples,{pts:b.pts,payloadType:_,uuid:ae.join(""),userData:Object(B.utf8ArrayToStr)(we),userDataBytes:we})}}else if(K<O.bytesAvailable)for(var Se=0;Se<K;Se++)O.readUByte()}break}case 7:if(y=!0,M=!0,g&&m&&(m.debug+="SPS "),!l.sps){var Oe=new P.default(F.data),Pe=Oe.readSPS();l.width=Pe.width,l.height=Pe.height,l.pixelRatio=Pe.pixelRatio,l.sps=[F.data],l.duration=c._duration;for(var _e=F.data.subarray(1,4),De="avc1.",Le=0;Le<3;Le++){var Ue=_e[Le].toString(16);Ue.length<2&&(Ue="0"+Ue),De+=Ue}l.codec=De}break;case 8:y=!0,g&&m&&(m.debug+="PPS "),l.pps||(l.pps=[F.data]);break;case 9:y=!1,l.audFound=!0,m&&s(m,l),m=c.avcSample=T(!1,b.pts,b.dts,g?"AUD ":"");break;case 12:y=!1;break;default:y=!1,m&&(m.debug+="unknown NAL "+F.type+" ");break}if(m&&y){var Ve=m.units;Ve.push(F)}}),f&&m&&(s(m,l),this.avcSample=null)},h.getLastNalUnit=function(){var b,f=this.avcSample,c;if(!f||f.units.length===0){var l=this._avcTrack.samples;f=l[l.length-1]}if((b=f)!==null&&b!==void 0&&b.units){var a=f.units;c=a[a.length-1]}return c},h.parseAVCNALu=function(b){var f=b.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,g=[],m=0,y,M,F,j=-1,W=0;for(l===-1&&(j=0,W=b[0]&31,l=0,m=1);m<f;){if(y=b[m++],!l){l=y?0:1;continue}if(l===1){l=y?0:2;continue}if(!y)l=3;else if(y===1){if(j>=0){var O={data:b.subarray(j,m-l-1),type:W};g.push(O)}else{var _=this.getLastNalUnit();if(_&&(a&&m<=4-a&&(_.state&&(_.data=_.data.subarray(0,_.data.byteLength-a))),M=m-l-1,M>0)){var K=new Uint8Array(_.data.byteLength+M);K.set(_.data,0),K.set(b.subarray(0,M),_.data.byteLength),_.data=K,_.state=0}}m<f?(F=b[m]&31,j=m,W=F,l=0):l=-1}else l=0}if(j>=0&&l>=0){var $={data:b.subarray(j,f),type:W,state:l};g.push($)}if(g.length===0){var q=this.getLastNalUnit();if(q){var ne=new Uint8Array(q.data.byteLength+b.byteLength);ne.set(q.data,0),ne.set(b,q.data.byteLength),q.data=ne}}return c.naluState=l,g},h.parseAACPES=function(b){var f=0,c=this._audioTrack,l=this.aacOverFlow,a=b.data;if(l){this.aacOverFlow=null;var g=l.sample.unit.byteLength,m=Math.min(l.missing,g),y=g-m;l.sample.unit.set(a.subarray(0,m),y),c.samples.push(l.sample),f=l.missing}var M,F;for(M=f,F=a.length;M<F-1&&!G.isHeader(a,M);M++);if(M!==f){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),v.logger.warn("parsing error:"+j),this.observer.emit(k.Events.ERROR,k.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}G.initTrackConfig(c,this.observer,a,M,this.audioCodec);var O;if(b.pts!==void 0)O=b.pts;else if(l){var _=G.getFrameDuration(c.samplerate);O=l.sample.pts+_}else{v.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var K=0;M<F;)if(G.isHeader(a,M)){if(M+5<F){var $=G.appendFrame(c,a,M,O,K);if($)if($.missing)this.aacOverFlow=$;else{M+=$.length,K++;continue}}break}else M++},h.parseMPEGPES=function(b){var f=b.data,c=f.length,l=0,a=0,g=b.pts;if(g===void 0){v.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(I.isHeader(f,a)){var m=I.appendFrame(this._audioTrack,f,a,g,l);if(m)a+=m.length,l++;else break}else a++},h.parseID3PES=function(b){if(b.pts===void 0){v.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(b)},p}();C.minProbeByteLength=188;function T(p,h,A,b){return{key:p,frame:!1,pts:h,dts:A,units:[],debug:b,length:0}}function E(p,h){return(p[h+10]&31)<<8|p[h+11]}function u(p,h,A,b){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(p[h+1]&15)<<8|p[h+2],l=h+3+c-4,a=(p[h+10]&15)<<8|p[h+11];for(h+=12+a;h<l;){var g=(p[h+1]&31)<<8|p[h+2];switch(p[h]){case 207:if(!b){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=g);break;case 21:f.id3===-1&&(f.id3=g);break;case 219:if(!b){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=g);break;case 3:case 4:A?f.audio===-1&&(f.audio=g,f.isAAC=!1):v.logger.log("MPEG audio found, not supported in this browser");break;case 36:v.logger.warn("Unsupported HEVC stream type found");break;default:break}h+=((p[h+3]&15)<<8|p[h+4])+5}return f}function o(p){var h=0,A,b,f,c,l,a=p.data;if(!p||p.size===0)return null;for(;a[0].length<19&&a.length>1;){var g=new Uint8Array(a[0].length+a[1].length);g.set(a[0]),g.set(a[1],a[0].length),a[0]=g,a.splice(1,1)}A=a[0];var m=(A[0]<<16)+(A[1]<<8)+A[2];if(m===1){if(b=(A[4]<<8)+A[5],b&&b>p.size-6)return null;var y=A[7];y&192&&(c=(A[9]&14)*536870912+(A[10]&255)*4194304+(A[11]&254)*16384+(A[12]&255)*128+(A[13]&254)/2,y&64?(l=(A[14]&14)*536870912+(A[15]&255)*4194304+(A[16]&254)*16384+(A[17]&255)*128+(A[18]&254)/2,c-l>60*9e4&&(v.logger.warn(Math.round((c-l)/9e4)+"s delta between PTS and DTS, align them"),c=l)):l=c),f=A[8];var M=f+9;if(p.size<=M)return null;p.size-=M;for(var F=new Uint8Array(p.size),j=0,W=a.length;j<W;j++){A=a[j];var O=A.byteLength;if(M)if(M>O){M-=O;continue}else A=A.subarray(M),O-=M,M=0;F.set(A,h),h+=O}return b&&(b-=f+3),{data:F,pts:c,dts:l,len:b}}return null}function s(p,h){if(p.units.length&&p.frame){if(p.pts===void 0){var A=h.samples,b=A.length;if(b){var 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G;(function(I){I.MEDIA_ATTACHING="hlsMediaAttaching",I.MEDIA_ATTACHED="hlsMediaAttached",I.MEDIA_DETACHING="hlsMediaDetaching",I.MEDIA_DETACHED="hlsMediaDetached",I.BUFFER_RESET="hlsBufferReset",I.BUFFER_CODECS="hlsBufferCodecs",I.BUFFER_CREATED="hlsBufferCreated",I.BUFFER_APPENDING="hlsBufferAppending",I.BUFFER_APPENDED="hlsBufferAppended",I.BUFFER_EOS="hlsBufferEos",I.BUFFER_FLUSHING="hlsBufferFlushing",I.BUFFER_FLUSHED="hlsBufferFlushed",I.MANIFEST_LOADING="hlsManifestLoading",I.MANIFEST_LOADED="hlsManifestLoaded",I.MANIFEST_PARSED="hlsManifestParsed",I.LEVEL_SWITCHING="hlsLevelSwitching",I.LEVEL_SWITCHED="hlsLevelSwitched",I.LEVEL_LOADING="hlsLevelLoading",I.LEVEL_LOADED="hlsLevelLoaded",I.LEVEL_UPDATED="hlsLevelUpdated",I.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",I.LEVELS_UPDATED="hlsLevelsUpdated",I.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",I.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",I.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",I.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",I.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",I.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",I.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",I.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",I.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",I.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",I.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",I.CUES_PARSED="hlsCuesParsed",I.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",I.INIT_PTS_FOUND="hlsInitPtsFound",I.FRAG_LOADING="hlsFragLoading",I.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",I.FRAG_LOADED="hlsFragLoaded",I.FRAG_DECRYPTED="hlsFragDecrypted",I.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",I.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",I.FRAG_PARSING_METADATA="hlsFragParsingMetadata",I.FRAG_PARSED="hlsFragParsed",I.FRAG_BUFFERED="hlsFragBuffered",I.FRAG_CHANGED="hlsFragChanged",I.FPS_DROP="hlsFpsDrop",I.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",I.ERROR="hlsError",I.DESTROYING="hlsDestroying",I.KEY_LOADING="hlsKeyLoading",I.KEY_LOADED="hlsKeyLoaded",I.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",I.BACK_BUFFER_REACHED="hlsBackBufferReached"})(G||(G={}))},"./src/hls.ts":function(ee,z,L){"use 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0,this.networkControllers=void 0,this._emitter=new E.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var f=this.config=Object(T.mergeConfig)(h.DefaultConfig,b);this.userConfig=b,Object(C.enableLogs)(f.debug),this._autoLevelCapping=-1,f.progressive&&Object(T.enableStreamingMode)(f);var c=f.abrController,l=f.bufferController,a=f.capLevelController,g=f.fpsController,m=this.abrController=new c(this),y=this.bufferController=new l(this),M=this.capLevelController=new a(this),F=new g(this),j=new P.default(this),W=new B.default(this),O=new N.default(this),_=this.levelController=new D.default(this),K=new v.FragmentTracker(this),$=this.streamController=new 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Promise(function(c,l){p.loader&&p.loader.destroy();var a=p.loader=d.loader=b?new b(A):new f(A),g=T(d),m={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:R};d.stats=a.stats,a.load(g,m,{onSuccess:function(M,F,j,W){p.resetLoader(d,a),c({frag:d,part:null,payload:M.data,networkDetails:W})},onError:function(M,F,j){p.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:d,response:M,networkDetails:j}))},onAbort:function(M,F,j){p.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:d,networkDetails:j}))},onTimeout:function(M,F,j){p.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:d,networkDetails:j}))},onProgress:function(M,F,j,W){S&&S({frag:d,part:null,payload:j,networkDetails:W})}})})},o.loadPart=function(d,S,p){var h=this;this.abort();var A=this.config,b=A.fLoader,f=A.loader;return new Promise(function(c,l){h.loader&&h.loader.destroy();var a=h.loader=d.loader=b?new b(A):new f(A),g=T(d,S),m={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:R};S.stats=a.stats,a.load(g,m,{onSuccess:function(M,F,j,W){h.resetLoader(d,a),h.updateStatsFromPart(d,S);var O={frag:d,part:S,payload:M.data,networkDetails:W};p(O),c(O)},onError:function(M,F,j){h.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:d,part:S,response:M,networkDetails:j}))},onAbort:function(M,F,j){d.stats.aborted=S.stats.aborted,h.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:d,part:S,networkDetails:j}))},onTimeout:function(M,F,j){h.resetLoader(d,a),l(new E({type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:d,part:S,networkDetails:j}))}})})},o.updateStatsFromPart=function(d,S){var p=d.stats,h=S.stats,A=h.total;if(p.loaded+=h.loaded,A){var b=Math.round(d.duration/S.duration),f=Math.min(Math.round(p.loaded/A),b),c=b-f,l=c*Math.round(p.loaded/f);p.total=p.loaded+l}else p.total=Math.max(p.loaded,p.total);var a=p.loading,g=h.loading;a.start?a.first+=g.first-g.start:(a.start=g.start,a.first=g.first),a.end=g.end},o.resetLoader=function(d,S){d.loader=null,this.loader===S&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),S.destroy()},u}();function T(u,o){o===void 0&&(o=null);var s=o||u,d={frag:u,part:o,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},S=s.byteRangeStartOffset,p=s.byteRangeEndOffset;return Object(G.isFiniteNumber)(S)&&Object(G.isFiniteNumber)(p)&&(d.rangeStart=S,d.rangeEnd=p),d}var E=function(u){P(o,u);function o(s){for(var d,S=arguments.length,p=new Array(S>1?S-1:0),h=1;h<S;h++)p[h-1]=arguments[h];return d=u.call.apply(u,[this].concat(p))||this,d.data=void 0,d.data=s,d}return o}(B(Error))},"./src/loader/fragment.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"ElementaryStreamTypes",function(){return C}),L.d(z,"BaseSegment",function(){return T}),L.d(z,"Fragment",function(){return E}),L.d(z,"Part",function(){return u});var G=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(I),B=L("./src/utils/logger.ts"),N=L("./src/loader/level-key.ts"),k=L("./src/loader/load-stats.ts");function D(o,s){o.prototype=Object.create(s.prototype),o.prototype.constructor=o,v(o,s)}function v(o,s){return v=Object.setPrototypeOf||function(S,p){return S.__proto__=p,S},v(o,s)}function w(o,s){for(var d=0;d<s.length;d++){var S=s[d];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function R(o,s,d){return s&&w(o.prototype,s),d&&w(o,d),o}var C;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(C||(C={}));var T=function(){function o(d){var S;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(S={},S[C.AUDIO]=null,S[C.VIDEO]=null,S[C.AUDIOVIDEO]=null,S),this.baseurl=d}var s=o.prototype;return s.setByteRange=function(S,p){var h=S.split("@",2),A=[];h.length===1?A[0]=p?p.byteRangeEndOffset:0:A[0]=parseInt(h[1]),A[1]=parseInt(h[0])+A[0],this._byteRange=A},R(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(I.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(S){this._url=S}}]),o}(),E=function(o){D(s,o);function s(S,p){var h;return h=o.call(this,p)||this,h._decryptdata=null,h.rawProgramDateTime=null,h.programDateTime=null,h.tagList=[],h.duration=0,h.sn=0,h.levelkey=void 0,h.type=void 0,h.loader=null,h.level=-1,h.cc=0,h.startPTS=void 0,h.endPTS=void 0,h.appendedPTS=void 0,h.startDTS=void 0,h.endDTS=void 0,h.start=0,h.deltaPTS=void 0,h.maxStartPTS=void 0,h.minEndPTS=void 0,h.stats=new k.LoadStats,h.urlId=0,h.data=void 0,h.bitrateTest=!1,h.title=null,h.initSegment=null,h.type=S,h}var d=s.prototype;return d.createInitializationVector=function(p){for(var h=new Uint8Array(16),A=12;A<16;A++)h[A]=p>>8*(15-A)&255;return h},d.setDecryptDataFromLevelKey=function(p,h){var A=p;return(p==null?void 0:p.method)==="AES-128"&&p.uri&&!p.iv&&(A=N.LevelKey.fromURI(p.uri),A.method=p.method,A.iv=this.createInitializationVector(h),A.keyFormat="identity"),A},d.setElementaryStreamInfo=function(p,h,A,b,f,c){c===void 0&&(c=!1);var l=this.elementaryStreams,a=l[p];if(!a){l[p]={startPTS:h,endPTS:A,startDTS:b,endDTS:f,partial:c};return}a.startPTS=Math.min(a.startPTS,h),a.endPTS=Math.max(a.endPTS,A),a.startDTS=Math.min(a.startDTS,b),a.endDTS=Math.max(a.endDTS,f)},d.clearElementaryStreamInfo=function(){var p=this.elementaryStreams;p[C.AUDIO]=null,p[C.VIDEO]=null,p[C.AUDIOVIDEO]=null},R(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var p=this.sn;typeof p!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&B.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),p=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,p)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(G.isFiniteNumber)(this.programDateTime))return null;var p=Object(G.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+p*1e3}},{key:"encrypted",get:function(){var p;return!!((p=this.decryptdata)!==null&&p!==void 0&&p.keyFormat&&this.decryptdata.uri)}}]),s}(T),u=function(o){D(s,o);function s(d,S,p,h,A){var b;b=o.call(this,p)||this,b.fragOffset=0,b.duration=0,b.gap=!1,b.independent=!1,b.relurl=void 0,b.fragment=void 0,b.index=void 0,b.stats=new k.LoadStats,b.duration=d.decimalFloatingPoint("DURATION"),b.gap=d.bool("GAP"),b.independent=d.bool("INDEPENDENT"),b.relurl=d.enumeratedString("URI"),b.fragment=S,b.index=h;var f=d.enumeratedString("BYTERANGE");return f&&b.setByteRange(f,A),A&&(b.fragOffset=A.fragOffset+A.duration),b}return R(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),s}(T)},"./src/loader/key-loader.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return B});var G=L("./src/events.ts"),I=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),B=function(){function N(D){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=D,this._registerListeners()}var k=N.prototype;return k._registerListeners=function(){this.hls.on(G.Events.KEY_LOADING,this.onKeyLoading,this)},k._unregisterListeners=function(){this.hls.off(G.Events.KEY_LOADING,this.onKeyLoading)},k.destroy=function(){this._unregisterListeners();for(var v in this.loaders){var w=this.loaders[v];w&&w.destroy()}this.loaders={}},k.onKeyLoading=function(v,w){var R=w.frag,C=R.type,T=this.loaders[C];if(!R.decryptdata){P.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var E=R.decryptdata.uri;if(E!==this.decrypturl||this.decryptkey===null){var u=this.hls.config;if(T&&(P.logger.warn("abort previous key loader for type:"+C),T.abort()),!E){P.logger.warn("key uri is falsy");return}var o=u.loader,s=R.loader=this.loaders[C]=new o(u);this.decrypturl=E,this.decryptkey=null;var d={url:E,frag:R,responseType:"arraybuffer"},S={timeout:u.fragLoadingTimeOut,maxRetry:0,retryDelay:u.fragLoadingRetryDelay,maxRetryDelay:u.fragLoadingMaxRetryTimeout,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(d,S,p)}else this.decryptkey&&(R.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:R}))},k.loadsuccess=function(v,w,R){var C=R.frag;if(!C.decryptdata){P.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(v.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:C})},k.loaderror=function(v,w){var R=w.frag,C=R.loader;C&&C.abort(),delete this.loaders[R.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:R,response:v})},k.loadtimeout=function(v,w){var R=w.frag,C=R.loader;C&&C.abort(),delete this.loaders[R.type],this.hls.trigger(G.Events.ERROR,{type:I.ErrorTypes.NETWORK_ERROR,details:I.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:R})},N}()},"./src/loader/level-details.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"LevelDetails",function(){return N});var G=L("./src/polyfills/number.ts");function I(k,D){for(var v=0;v<D.length;v++){var w=D[v];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(k,w.key,w)}}function P(k,D,v){return D&&I(k.prototype,D),v&&I(k,v),k}var B=10,N=function(){function k(v){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=v}var D=k.prototype;return D.reloaded=function(w){if(!w){this.advanced=!0,this.updated=!0;return}var R=this.lastPartSn-w.lastPartSn,C=this.lastPartIndex-w.lastPartIndex;this.updated=this.endSN!==w.endSN||!!C||!!R,this.advanced=this.endSN>w.endSN||R>0||R===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(w.misses*.6):this.misses=w.misses+1,this.availabilityDelay=w.availabilityDelay},P(k,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(G.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var w=this.driftEndTime-this.driftStartTime;if(w>0){var R=this.driftEnd-this.driftStart;return R*1e3/w}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var w;return(w=this.fragments)!==null&&w!==void 0&&w.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 w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var w;return(w=this.partList)!==null&&w!==void 0&&w.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),k}()},"./src/loader/level-key.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"LevelKey",function(){return N});var G=L("./node_modules/url-toolkit/src/url-toolkit.js"),I=L.n(G);function P(k,D){for(var v=0;v<D.length;v++){var w=D[v];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(k,w.key,w)}}function B(k,D,v){return D&&P(k.prototype,D),v&&P(k,v),k}var N=function(){k.fromURL=function(v,w){return new k(v,w)},k.fromURI=function(v){return new k(v)};function k(D,v){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,v?this._uri=Object(G.buildAbsoluteURL)(D,v,{alwaysNormalize:!0}):this._uri=D}return B(k,[{key:"uri",get:function(){return this._uri}}]),k}()},"./src/loader/load-stats.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"LoadStats",function(){return G});var G=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return s});var G=L("./src/polyfills/number.ts"),I=L("./node_modules/url-toolkit/src/url-toolkit.js"),P=L.n(I),B=L("./src/loader/fragment.ts"),N=L("./src/loader/level-details.ts"),k=L("./src/loader/level-key.ts"),D=L("./src/utils/attr-list.ts"),v=L("./src/utils/logger.ts"),w=L("./src/utils/codecs.ts"),R=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=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("|")),u=/\.(mp4|m4s|m4v|m4a)$/i;function o(A){var b,f;return u.test((b=(f=I.parseURL(A))===null||f===void 0?void 0:f.path)!=null?b:"")}var s=function(){function A(){}return A.findGroup=function(f,c){for(var l=0;l<f.length;l++){var a=f[l];if(a.id===c)return a}},A.convertAVC1ToAVCOTI=function(f){var c=f.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return f},A.resolve=function(f,c){return I.buildAbsoluteURL(c,f,{alwaysNormalize:!0})},A.parseMasterPlaylist=function(f,c){var l=[],a={},g=!1;R.lastIndex=0;for(var m;(m=R.exec(f))!=null;)if(m[1]){var y=new D.AttrList(m[1]),M={attrs:y,bitrate:y.decimalInteger("AVERAGE-BANDWIDTH")||y.decimalInteger("BANDWIDTH"),name:y.NAME,url:A.resolve(m[2],c)},F=y.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),d((y.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=A.convertAVC1ToAVCOTI(M.videoCodec)),l.push(M)}else if(m[3]){var j=new D.AttrList(m[3]);j["DATA-ID"]&&(g=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:g?a:null}},A.parseMasterPlaylistMedia=function(f,c,l,a){a===void 0&&(a=[]);var g,m=[],y=0;for(C.lastIndex=0;(g=C.exec(f))!==null;){var M=new D.AttrList(g[1]);if(M.TYPE===l){var F={attrs:M,bitrate:0,id:y++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:l,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?A.resolve(M.URI,c):""};if(a.length){var j=A.findGroup(a,F.groupId)||a[0];S(F,j,"audioCodec"),S(F,j,"textCodec")}m.push(F)}}return m},A.parseLevelPlaylist=function(f,c,l,a,g){var m=new N.LevelDetails(c),y=m.fragments,M=null,F=0,j=0,W=0,O=0,_=null,K=new B.Fragment(a,c),$,q,ne,Te=-1,ve=!1;for(T.lastIndex=0,m.m3u8=f;($=T.exec(f))!==null;){ve&&(ve=!1,K=new B.Fragment(a,c),K.start=W,K.sn=F,K.cc=O,K.level=l,M&&(K.initSegment=M,K.rawProgramDateTime=M.rawProgramDateTime));var ge=$[1];if(ge){K.duration=parseFloat(ge);var ce=(" "+$[2]).slice(1);K.title=ce||null,K.tagList.push(ce?["INF",ge,ce]:["INF",ge])}else if($[3])Object(G.isFiniteNumber)(K.duration)&&(K.start=W,ne&&(K.levelkey=ne),K.sn=F,K.level=l,K.cc=O,K.urlId=g,y.push(K),K.relurl=(" "+$[3]).slice(1),h(K,_),_=K,W+=K.duration,F++,j=0,ve=!0);else if($[4]){var he=(" "+$[4]).slice(1);_?K.setByteRange(he,_):K.setByteRange(he)}else if($[5])K.rawProgramDateTime=(" "+$[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),Te===-1&&(Te=y.length);else{if($=$[0].match(E),!$){v.logger.warn("No matches on slow regex match for level playlist!");continue}for(q=1;q<$.length&&!(typeof $[q]!="undefined");q++);var oe=(" "+$[q]).slice(1),pe=(" "+$[q+1]).slice(1),Y=$[q+2]?(" "+$[q+2]).slice(1):"";switch(oe){case"PLAYLIST-TYPE":m.type=pe.toUpperCase();break;case"MEDIA-SEQUENCE":F=m.startSN=parseInt(pe);break;case"SKIP":{var ae=new D.AttrList(pe),Z=ae.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(Z)){m.skippedSegments=Z;for(var xe=Z;xe--;)y.unshift(null);F+=Z}var we=ae.enumeratedString("RECENTLY-REMOVED-DATERANGES");we&&(m.recentlyRemovedDateranges=we.split("	"));break}case"TARGETDURATION":m.targetduration=parseFloat(pe);break;case"VERSION":m.version=parseInt(pe);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(pe||Y)&&K.tagList.push(Y?[pe,Y]:[pe]);break;case"DIS":O++;case"GAP":K.tagList.push([oe]);break;case"BITRATE":K.tagList.push([oe,pe]);break;case"DISCONTINUITY-SEQ":O=parseInt(pe);break;case"KEY":{var ye,Se=new D.AttrList(pe),Oe=Se.enumeratedString("METHOD"),Pe=Se.URI,_e=Se.hexadecimalInteger("IV"),De=Se.enumeratedString("KEYFORMATVERSIONS"),Le=Se.enumeratedString("KEYID"),Ue=(ye=Se.enumeratedString("KEYFORMAT"))!=null?ye:"identity",Ve=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ve.indexOf(Ue)>-1){v.logger.warn("Keyformat "+Ue+" is not supported from the manifest");continue}else if(Ue!=="identity")continue;Oe&&(ne=k.LevelKey.fromURL(c,Pe),Pe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Oe)>=0&&(ne.method=Oe,ne.keyFormat=Ue,Le&&(ne.keyID=Le),De&&(ne.keyFormatVersions=De),ne.iv=_e));break}case"START":{var We=new D.AttrList(pe),Ge=We.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(Ge)&&(m.startTimeOffset=Ge);break}case"MAP":{var et=new D.AttrList(pe);K.relurl=et.URI,et.BYTERANGE&&K.setByteRange(et.BYTERANGE),K.level=l,K.sn="initSegment",ne&&(K.levelkey=ne),K.initSegment=null,M=K,ve=!0;break}case"SERVER-CONTROL":{var Je=new D.AttrList(pe);m.canBlockReload=Je.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=Je.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&Je.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=Je.optionalFloat("PART-HOLD-BACK",0),m.holdBack=Je.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var ze=new D.AttrList(pe);m.partTarget=ze.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ce=m.partList;Ce||(Ce=m.partList=[]);var qe=j>0?Ce[Ce.length-1]:void 0,$e=j++,Re=new B.Part(new D.AttrList(pe),K,c,$e,qe);Ce.push(Re),K.duration+=Re.duration;break}case"PRELOAD-HINT":{var Fe=new D.AttrList(pe);m.preloadHint=Fe;break}case"RENDITION-REPORT":{var me=new D.AttrList(pe);m.renditionReports=m.renditionReports||[],m.renditionReports.push(me);break}default:v.logger.warn("line parsed but not handled: "+$);break}}}_&&!_.relurl?(y.pop(),W-=_.duration,m.partList&&(m.fragmentHint=_)):m.partList&&(h(K,_),K.cc=O,m.fragmentHint=K);var ue=y.length,de=y[0],Q=y[ue-1];if(W+=m.skippedSegments*m.targetduration,W>0&&ue&&Q){m.averagetargetduration=W/ue;var J=Q.sn;m.endSN=J!=="initSegment"?J:0,de&&(m.startCC=de.cc,de.initSegment||m.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(v.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new B.Fragment(a,c),K.relurl=Q.relurl,K.level=l,K.sn="initSegment",de.initSegment=K,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(W+=m.fragmentHint.duration),m.totalduration=W,m.endCC=O,Te>0&&p(y,Te),m},A}();function d(A,b){["video","audio","text"].forEach(function(f){var c=A.filter(function(a){return Object(w.isCodecType)(a,f)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});b[f+"Codec"]=l.length>0?l[0]:c[0],A=A.filter(function(a){return c.indexOf(a)===-1})}}),b.unknownCodecs=A}function S(A,b,f){var c=b[f];c&&(A[f]=c)}function p(A,b){for(var f=A[b],c=b;c--;){var l=A[c];if(!l)return;l.programDateTime=f.programDateTime-l.duration*1e3,f=l}}function h(A,b){A.rawProgramDateTime?A.programDateTime=Date.parse(A.rawProgramDateTime):b!=null&&b.programDateTime&&(A.programDateTime=b.endProgramDateTime),Object(G.isFiniteNumber)(A.programDateTime)||(A.programDateTime=null,A.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ee,z,L){"use strict";L.r(z);var G=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),P=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),N=L("./src/utils/mp4-tools.ts"),k=L("./src/loader/m3u8-parser.ts"),D=L("./src/types/loader.ts"),v=L("./src/utils/attr-list.ts");function w(T){var E=T.type;switch(E){case D.PlaylistContextType.AUDIO_TRACK:return D.PlaylistLevelType.AUDIO;case D.PlaylistContextType.SUBTITLE_TRACK:return D.PlaylistLevelType.SUBTITLE;default:return D.PlaylistLevelType.MAIN}}function R(T,E){var u=T.url;return(u===void 0||u.indexOf("data:")===0)&&(u=E.url),u}var C=function(){function T(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var E=T.prototype;return E.registerListeners=function(){var o=this.hls;o.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.createInternalLoader=function(o){var s=this.hls.config,d=s.pLoader,S=s.loader,p=d||S,h=new p(s);return o.loader=h,this.loaders[o.type]=h,h},E.getInternalLoader=function(o){return this.loaders[o.type]},E.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},E.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},E.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},E.onManifestLoading=function(o,s){var d=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:d,deliveryDirectives:null})},E.onLevelLoading=function(o,s){var d=s.id,S=s.level,p=s.url,h=s.deliveryDirectives;this.load({id:d,groupId:null,level:S,responseType:"text",type:D.PlaylistContextType.LEVEL,url:p,deliveryDirectives:h})},E.onAudioTrackLoading=function(o,s){var d=s.id,S=s.groupId,p=s.url,h=s.deliveryDirectives;this.load({id:d,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:h})},E.onSubtitleTrackLoading=function(o,s){var d=s.id,S=s.groupId,p=s.url,h=s.deliveryDirectives;this.load({id:d,groupId:S,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:h})},E.load=function(o){var s,d=this.hls.config,S=this.getInternalLoader(o);if(S){var p=S.context;if(p&&p.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),S.abort()}var h,A,b,f;switch(o.type){case D.PlaylistContextType.MANIFEST:h=d.manifestLoadingMaxRetry,A=d.manifestLoadingTimeOut,b=d.manifestLoadingRetryDelay,f=d.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:h=0,A=d.levelLoadingTimeOut;break;default:h=d.levelLoadingMaxRetry,A=d.levelLoadingTimeOut,b=d.levelLoadingRetryDelay,f=d.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var c;if(o.type===D.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===D.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===D.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var l=c.partTarget,a=c.targetduration;l&&a&&(A=Math.min(Math.max(l*3,a*.8)*1e3,A))}}var g={timeout:A,maxRetry:h,retryDelay:b,maxRetryDelay:f,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(o,g,m)},E.loadsuccess=function(o,s,d,S){if(S===void 0&&(S=null),d.isSidxRequest){this.handleSidxRequest(o,d),this.handlePlaylistLoaded(o,s,d,S);return}this.resetInternalLoader(d.type);var p=o.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,d,"no EXTM3U delimiter",S);return}s.parsing.start=performance.now(),p.indexOf("#EXTINF:")>0||p.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,d,S):this.handleMasterPlaylist(o,s,d,S)},E.loaderror=function(o,s,d){d===void 0&&(d=null),this.handleNetworkError(s,d,!1,o)},E.loadtimeout=function(o,s,d){d===void 0&&(d=null),this.handleNetworkError(s,d,!0)},E.handleMasterPlaylist=function(o,s,d,S){var p=this.hls,h=o.data,A=R(o,d),b=k.default.parseMasterPlaylist(h,A),f=b.levels,c=b.sessionData;if(!f.length){this.handleManifestParsingError(o,d,"no level found in manifest",S);return}var l=f.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=f.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),g=k.default.parseMasterPlaylistMedia(h,A,"AUDIO",l),m=k.default.parseMasterPlaylistMedia(h,A,"SUBTITLES",a),y=k.default.parseMasterPlaylistMedia(h,A,"CLOSED-CAPTIONS");if(g.length){var M=g.some(function(F){return!F.url});!M&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:f,audioTracks:g,subtitles:m,captions:y,url:A,stats:s,networkDetails:S,sessionData:c})},E.handleTrackOrLevelPlaylist=function(o,s,d,S){var p=this.hls,h=d.id,A=d.level,b=d.type,f=R(o,d),c=Object(G.isFiniteNumber)(h)?h:0,l=Object(G.isFiniteNumber)(A)?A:c,a=w(d),g=k.default.parseLevelPlaylist(o.data,f,l,a,c);if(!g.fragments.length){p.trigger(I.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof d.level=="number"?d.level:void 0});return}if(b===D.PlaylistContextType.MANIFEST){var m={attrs:new v.AttrList({}),bitrate:0,details:g,name:"",url:f};p.trigger(I.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:f,stats:s,networkDetails:S,sessionData:null})}if(s.parsing.end=performance.now(),g.needSidxRanges){var y,M=(y=g.fragments[0].initSegment)===null||y===void 0?void 0:y.url;this.load({url:M,isSidxRequest:!0,type:b,level:A,levelDetails:g,id:h,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}d.levelDetails=g,this.handlePlaylistLoaded(o,s,d,S)},E.handleSidxRequest=function(o,s){var d=Object(N.parseSegmentIndex)(new Uint8Array(o.data));if(!d)return;var S=d.references,p=s.levelDetails;S.forEach(function(h,A){var b=h.info,f=p.fragments[A];f.byteRange.length===0&&f.setByteRange(String(1+b.end-b.start)+"@"+String(b.start)),f.initSegment&&f.initSegment.setByteRange(String(d.moovEndOffset)+"@0")})},E.handleManifestParsingError=function(o,s,d,S){this.hls.trigger(I.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===D.PlaylistContextType.MANIFEST,url:o.url,reason:d,response:o,context:s,networkDetails:S})},E.handleNetworkError=function(o,s,d,S){d===void 0&&(d=!1),B.logger.warn("[playlist-loader]: A network "+(d?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var p=P.ErrorDetails.UNKNOWN,h=!1,A=this.getInternalLoader(o);switch(o.type){case D.PlaylistContextType.MANIFEST:p=d?P.ErrorDetails.MANIFEST_LOAD_TIMEOUT:P.ErrorDetails.MANIFEST_LOAD_ERROR,h=!0;break;case D.PlaylistContextType.LEVEL:p=d?P.ErrorDetails.LEVEL_LOAD_TIMEOUT:P.ErrorDetails.LEVEL_LOAD_ERROR,h=!1;break;case D.PlaylistContextType.AUDIO_TRACK:p=d?P.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:P.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,h=!1;break;case D.PlaylistContextType.SUBTITLE_TRACK:p=d?P.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:P.ErrorDetails.SUBTITLE_LOAD_ERROR,h=!1;break}A&&this.resetInternalLoader(o.type);var b={type:P.ErrorTypes.NETWORK_ERROR,details:p,fatal:h,url:o.url,loader:A,context:o,networkDetails:s};S&&(b.response=S),this.hls.trigger(I.Events.ERROR,b)},E.handlePlaylistLoaded=function(o,s,d,S){var p=d.type,h=d.level,A=d.id,b=d.groupId,f=d.loader,c=d.levelDetails,l=d.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,d,"invalid target duration",S);return}if(!f)return;c.live&&(f.getCacheAge&&(c.ageHeader=f.getCacheAge()||0),(!f.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(p){case D.PlaylistContextType.MANIFEST:case D.PlaylistContextType.LEVEL:this.hls.trigger(I.Events.LEVEL_LOADED,{details:c,level:h||0,id:A||0,stats:s,networkDetails:S,deliveryDirectives:l});break;case D.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(I.Events.AUDIO_TRACK_LOADED,{details:c,id:A||0,groupId:b||"",stats:s,networkDetails:S,deliveryDirectives:l});break;case D.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADED,{details:c,id:A||0,groupId:b||"",stats:s,networkDetails:S,deliveryDirectives:l});break}},T}();z.default=C},"./src/polyfills/number.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"isFiniteNumber",function(){return G}),L.d(z,"MAX_SAFE_INTEGER",function(){return I});var G=Number.isFinite||function(P){return typeof P=="number"&&isFinite(P)},I=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ee,z,L){"use strict";L.r(z);var G=function(){function I(){}return I.getSilentFrame=function(B,N){switch(B){case"mp4a.40.2":if(N===1)return new Uint8Array([0,200,0,128,35,128]);if(N===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(N===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(N===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(N===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(N===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(N===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(N===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(N===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},I}();z.default=G},"./src/remux/mp4-generator.ts":function(ee,z,L){"use strict";L.r(z);var G=Math.pow(2,32)-1,I=function(){function P(){}return P.init=function(){P.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var N;for(N in P.types)P.types.hasOwnProperty(N)&&(P.types[N]=[N.charCodeAt(0),N.charCodeAt(1),N.charCodeAt(2),N.charCodeAt(3)]);var k=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),D=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);P.HDLR_TYPES={video:k,audio:D};var v=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),w=new Uint8Array([0,0,0,0,0,0,0,0]);P.STTS=P.STSC=P.STCO=w,P.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),P.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),P.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),P.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var R=new Uint8Array([105,115,111,109]),C=new Uint8Array([97,118,99,49]),T=new Uint8Array([0,0,0,1]);P.FTYP=P.box(P.types.ftyp,R,T,R,C),P.DINF=P.box(P.types.dinf,P.box(P.types.dref,v))},P.box=function(N){for(var k=8,D=arguments.length,v=new Array(D>1?D-1:0),w=1;w<D;w++)v[w-1]=arguments[w];for(var R=v.length,C=R;R--;)k+=v[R].byteLength;var T=new Uint8Array(k);for(T[0]=k>>24&255,T[1]=k>>16&255,T[2]=k>>8&255,T[3]=k&255,T.set(N,4),R=0,k=8;R<C;R++)T.set(v[R],k),k+=v[R].byteLength;return T},P.hdlr=function(N){return P.box(P.types.hdlr,P.HDLR_TYPES[N])},P.mdat=function(N){return P.box(P.types.mdat,N)},P.mdhd=function(N,k){k*=N;var D=Math.floor(k/(G+1)),v=Math.floor(k%(G+1));return P.box(P.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,N>>24&255,N>>16&255,N>>8&255,N&255,D>>24,D>>16&255,D>>8&255,D&255,v>>24,v>>16&255,v>>8&255,v&255,85,196,0,0]))},P.mdia=function(N){return P.box(P.types.mdia,P.mdhd(N.timescale,N.duration),P.hdlr(N.type),P.minf(N))},P.mfhd=function(N){return P.box(P.types.mfhd,new Uint8Array([0,0,0,0,N>>24,N>>16&255,N>>8&255,N&255]))},P.minf=function(N){return N.type==="audio"?P.box(P.types.minf,P.box(P.types.smhd,P.SMHD),P.DINF,P.stbl(N)):P.box(P.types.minf,P.box(P.types.vmhd,P.VMHD),P.DINF,P.stbl(N))},P.moof=function(N,k,D){return P.box(P.types.moof,P.mfhd(N),P.traf(D,k))},P.moov=function(N){for(var k=N.length,D=[];k--;)D[k]=P.trak(N[k]);return P.box.apply(null,[P.types.moov,P.mvhd(N[0].timescale,N[0].duration)].concat(D).concat(P.mvex(N)))},P.mvex=function(N){for(var k=N.length,D=[];k--;)D[k]=P.trex(N[k]);return P.box.apply(null,[P.types.mvex].concat(D))},P.mvhd=function(N,k){k*=N;var D=Math.floor(k/(G+1)),v=Math.floor(k%(G+1)),w=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,N>>24&255,N>>16&255,N>>8&255,N&255,D>>24,D>>16&255,D>>8&255,D&255,v>>24,v>>16&255,v>>8&255,v&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return P.box(P.types.mvhd,w)},P.sdtp=function(N){var k=N.samples||[],D=new Uint8Array(4+k.length),v,w;for(v=0;v<k.length;v++)w=k[v].flags,D[v+4]=w.dependsOn<<4|w.isDependedOn<<2|w.hasRedundancy;return P.box(P.types.sdtp,D)},P.stbl=function(N){return P.box(P.types.stbl,P.stsd(N),P.box(P.types.stts,P.STTS),P.box(P.types.stsc,P.STSC),P.box(P.types.stsz,P.STSZ),P.box(P.types.stco,P.STCO))},P.avc1=function(N){var k=[],D=[],v,w,R;for(v=0;v<N.sps.length;v++)w=N.sps[v],R=w.byteLength,k.push(R>>>8&255),k.push(R&255),k=k.concat(Array.prototype.slice.call(w));for(v=0;v<N.pps.length;v++)w=N.pps[v],R=w.byteLength,D.push(R>>>8&255),D.push(R&255),D=D.concat(Array.prototype.slice.call(w));var C=P.box(P.types.avcC,new Uint8Array([1,k[3],k[4],k[5],252|3,224|N.sps.length].concat(k).concat([N.pps.length]).concat(D))),T=N.width,E=N.height,u=N.pixelRatio[0],o=N.pixelRatio[1];return P.box(P.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,T>>8&255,T&255,E>>8&255,E&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,P.box(P.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),P.box(P.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},P.esds=function(N){var k=N.config.length;return new Uint8Array([0,0,0,0,3,23+k,0,1,0,4,15+k,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([k]).concat(N.config).concat([6,1,2]))},P.mp4a=function(N){var k=N.samplerate;return P.box(P.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]),P.box(P.types.esds,P.esds(N)))},P.mp3=function(N){var k=N.samplerate;return P.box(P.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,N.channelCount,0,16,0,0,0,0,k>>8&255,k&255,0,0]))},P.stsd=function(N){return N.type==="audio"?!N.isAAC&&N.codec==="mp3"?P.box(P.types.stsd,P.STSD,P.mp3(N)):P.box(P.types.stsd,P.STSD,P.mp4a(N)):P.box(P.types.stsd,P.STSD,P.avc1(N))},P.tkhd=function(N){var k=N.id,D=N.duration*N.timescale,v=N.width,w=N.height,R=Math.floor(D/(G+1)),C=Math.floor(D%(G+1));return P.box(P.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,k>>24&255,k>>16&255,k>>8&255,k&255,0,0,0,0,R>>24,R>>16&255,R>>8&255,R&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,v>>8&255,v&255,0,0,w>>8&255,w&255,0,0]))},P.traf=function(N,k){var D=P.sdtp(N),v=N.id,w=Math.floor(k/(G+1)),R=Math.floor(k%(G+1));return P.box(P.types.traf,P.box(P.types.tfhd,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255])),P.box(P.types.tfdt,new Uint8Array([1,0,0,0,w>>24,w>>16&255,w>>8&255,w&255,R>>24,R>>16&255,R>>8&255,R&255])),P.trun(N,D.length+16+20+8+16+8+8),D)},P.trak=function(N){return N.duration=N.duration||4294967295,P.box(P.types.trak,P.tkhd(N),P.mdia(N))},P.trex=function(N){var k=N.id;return P.box(P.types.trex,new Uint8Array([0,0,0,0,k>>24,k>>16&255,k>>8&255,k&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},P.trun=function(N,k){var D=N.samples||[],v=D.length,w=12+16*v,R=new Uint8Array(w),C,T,E,u,o,s;for(k+=8+w,R.set([0,0,15,1,v>>>24&255,v>>>16&255,v>>>8&255,v&255,k>>>24&255,k>>>16&255,k>>>8&255,k&255],0),C=0;C<v;C++)T=D[C],E=T.duration,u=T.size,o=T.flags,s=T.cts,R.set([E>>>24&255,E>>>16&255,E>>>8&255,E&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return P.box(P.types.trun,R)},P.initSegment=function(N){P.types||P.init();var k=P.moov(N),D=new Uint8Array(P.FTYP.byteLength+k.byteLength);return D.set(P.FTYP),D.set(k,P.FTYP.byteLength),D},P}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,z.default=I},"./src/remux/mp4-remuxer.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"default",function(){return s}),L.d(z,"normalizePts",function(){return d});var G=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),P=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),N=L("./src/errors.ts"),k=L("./src/utils/logger.ts"),D=L("./src/types/loader.ts"),v=L("./src/utils/timescale-conversion.ts");function w(){return w=Object.assign||function(A){for(var b=1;b<arguments.length;b++){var f=arguments[b];for(var c in f)Object.prototype.hasOwnProperty.call(f,c)&&(A[c]=f[c])}return A},w.apply(this,arguments)}var R=10*1e3,C=1024,T=1152,E=null,u=null,o=!1,s=function(){function A(f,c,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=c,this.typeSupported=l,this.ISGenerated=!1,E===null){var g=navigator.userAgent||"",m=g.match(/Chrome\/(\d+)/i);E=m?parseInt(m[1]):0}if(u===null){var y=navigator.userAgent.match(/Safari\/(\d+)/i);u=y?parseInt(y[1]):0}o=!!E&&E<75||!!u&&u<600}var b=A.prototype;return b.destroy=function(){},b.resetTimeStamp=function(c){k.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},b.resetNextTimestamp=function(){k.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},b.resetInitSegment=function(){k.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},b.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(g,m){var y=m.pts-g;return y<-4294967296?(l=!0,d(g,m.pts)):y>0?g:m.pts},c[0].pts);return l&&k.logger.debug("PTS rollover detected"),a},b.remux=function(c,l,a,g,m,y,M,F){var j,W,O,_,K,$,q=m,ne=m,Te=c.pid>-1,ve=l.pid>-1,ge=l.samples.length,ce=c.samples.length>0,he=ge>1,oe=(!Te||ce)&&(!ve||he)||this.ISGenerated||M;if(oe){this.ISGenerated||(O=this.generateIS(c,l,m));var pe=this.isVideoContiguous,Y=-1;if(he&&(Y=S(l.samples),!pe&&this.config.forceKeyFrameOnDiscontinuity))if($=!0,Y>0){k.logger.warn("[mp4-remuxer]: Dropped "+Y+" out of "+ge+" video samples due to a missing keyframe");var ae=this.getVideoStartPts(l.samples);l.samples=l.samples.slice(Y),l.dropped+=Y,ne+=(l.samples[0].pts-ae)/(l.timescale||9e4)}else Y===-1&&(k.logger.warn("[mp4-remuxer]: No keyframe found out of "+ge+" video samples"),$=!1);if(this.ISGenerated){if(ce&&he){var Z=this.getVideoStartPts(l.samples),xe=d(c.samples[0].pts,Z)-Z,we=xe/l.inputTimeScale;q+=Math.max(0,we),ne+=Math.max(0,-we)}if(ce){if(c.samplerate||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(c,l,m)),W=this.remuxAudio(c,q,this.isAudioContiguous,y,ve||he||F===D.PlaylistLevelType.AUDIO?ne:void 0),he){var ye=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(k.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(c,l,m)),j=this.remuxVideo(l,ne,pe,ye)}}else he&&(j=this.remuxVideo(l,ne,pe,0));j&&(j.firstKeyFrame=Y,j.independent=Y!==-1)}}return this.ISGenerated&&(a.samples.length&&(K=this.remuxID3(a,m)),g.samples.length&&(_=this.remuxText(g,m))),{audio:W,video:j,initSegment:O,independent:$,text:_,id3:K}},b.generateIS=function(c,l,a){var g=c.samples,m=l.samples,y=this.typeSupported,M={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,O,_;if(F&&(W=O=Infinity),c.config&&g.length&&(c.timescale=c.samplerate,c.isAAC||(y.mpeg?(j="audio/mpeg",c.codec=""):y.mp3&&(c.codec="mp3")),M.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&y.mpeg?new Uint8Array(0):P.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(_=c.inputTimeScale,W=O=g[0].pts-Math.round(_*a))),l.sps&&l.pps&&m.length&&(l.timescale=l.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:P.default.initSegment([l]),metadata:{width:l.width,height:l.height}},F)){_=l.inputTimeScale;var K=this.getVideoStartPts(m),$=Math.round(_*a);O=Math.min(O,d(m[0].dts,K)-$),W=Math.min(W,K-$)}if(Object.keys(M).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=O),{tracks:M,initPTS:W,timescale:_}},b.remuxVideo=function(c,l,a,g){var m=c.inputTimeScale,y=c.samples,M=[],F=y.length,j=this._initPTS,W=this.nextAvcDts,O=8,_,K,$,q=Number.POSITIVE_INFINITY,ne=Number.NEGATIVE_INFINITY,Te=0,ve=!1;if(!a||W===null){var ge=l*m,ce=y[0].pts-d(y[0].dts,y[0].pts);W=ge-ce}for(var he=0;he<F;he++){var oe=y[he];if(oe.pts=d(oe.pts-j,W),oe.dts=d(oe.dts-j,W),oe.dts>oe.pts){var pe=9e4*.2;Te=Math.max(Math.min(Te,oe.pts-oe.dts),-1*pe)}oe.dts<y[he>0?he-1:he].dts&&(ve=!0)}ve&&y.sort(function(xt,ht){var ot=xt.dts-ht.dts,Ct=xt.pts-ht.pts;return ot||Ct}),K=y[0].dts,$=y[y.length-1].dts;var Y=Math.round(($-K)/(F-1));if(Te<0){if(Te<Y*-2){k.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(v.toMsFromMpegTsClock)(-Y,!0)+" ms");for(var ae=Te,Z=0;Z<F;Z++)y[Z].dts=ae=Math.max(ae,y[Z].pts-Y),y[Z].pts=Math.max(ae,y[Z].pts)}else{k.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(v.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var xe=0;xe<F;xe++)y[xe].dts=y[xe].dts+Te}K=y[0].dts}if(a){var we=K-W,ye=we>Y,Se=we<-1;if(ye||Se){ye?k.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(we,!0)+" ms ("+we+"dts) hole between fragments detected, filling it"):k.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(-we,!0)+" ms ("+we+"dts) overlapping between fragments detected"),K=W;var Oe=y[0].pts-we;y[0].dts=K,y[0].pts=Oe,k.logger.log("Video: First PTS/DTS adjusted: "+Object(v.toMsFromMpegTsClock)(Oe,!0)+"/"+Object(v.toMsFromMpegTsClock)(K,!0)+", delta: "+Object(v.toMsFromMpegTsClock)(we,!0)+" ms")}}o&&(K=Math.max(0,K));for(var Pe=0,_e=0,De=0;De<F;De++){for(var Le=y[De],Ue=Le.units,Ve=Ue.length,We=0,Ge=0;Ge<Ve;Ge++)We+=Ue[Ge].data.length;_e+=We,Pe+=Ve,Le.length=We,Le.dts=Math.max(Le.dts,K),Le.pts=Math.max(Le.pts,Le.dts,0),q=Math.min(Le.pts,q),ne=Math.max(Le.pts,ne)}$=y[F-1].dts;var et=_e+4*Pe+8,Je;try{Je=new Uint8Array(et)}catch(xt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:et,reason:"fail allocating video mdat "+et});return}var ze=new DataView(Je.buffer);ze.setUint32(0,et),Je.set(P.default.types.mdat,4);for(var Ce=0;Ce<F;Ce++){for(var qe=y[Ce],$e=qe.units,Re=0,Fe=0,me=$e.length;Fe<me;Fe++){var ue=$e[Fe],de=ue.data,Q=ue.data.byteLength;ze.setUint32(O,Q),O+=4,Je.set(de,O),O+=Q,Re+=4+Q}if(Ce<F-1)_=y[Ce+1].dts-qe.dts;else{var J=this.config,te=qe.dts-y[Ce>0?Ce-1:Ce].dts;if(J.stretchShortVideoTrack&&this.nextAudioPts!==null){var se=Math.floor(J.maxBufferHole*m),fe=(g?q+g*m:this.nextAudioPts)-qe.pts;fe>se?(_=fe-te,_<0&&(_=te),k.logger.log("[mp4-remuxer]: It is approximately "+fe/90+" ms to the next segment; using duration "+_/90+" ms for the last video frame.")):_=te}else _=te}var Ae=Math.round(qe.pts-qe.dts);M.push(new p(qe.key,_,Re,Ae))}if(M.length&&E&&E<70){var Me=M[0].flags;Me.dependsOn=2,Me.isNonSync=0}console.assert(_!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=$+_,this.isVideoContiguous=!0;var Xe=P.default.moof(c.sequenceNumber++,K,w({},c,{samples:M})),it="video",tt={data1:Xe,data2:Je,startPTS:q/m,endPTS:(ne+_)/m,startDTS:K/m,endDTS:W/m,type:it,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Je.length,"MDAT length must not be zero"),tt},b.remuxAudio=function(c,l,a,g,m){var y=c.inputTimeScale,M=c.samplerate?c.samplerate:y,F=y/M,j=c.isAAC?C:T,W=j*F,O=this._initPTS,_=!c.isAAC&&this.typeSupported.mpeg,K=[],$=c.samples,q=_?0:8,ne=this.nextAudioPts||-1,Te=l*y;if(this.isAudioContiguous=a=a||$.length&&ne>0&&(g&&Math.abs(Te-ne)<9e3||Math.abs(d($[0].pts-O,Te)-ne)<20*W),$.forEach(function(de){de.pts=d(de.pts-O,Te)}),!a||ne<0){if($=$.filter(function(de){return de.pts>=0}),!$.length)return;m===0?ne=0:g?ne=Math.max(0,Te):ne=$[0].pts}if(c.isAAC)for(var ve=m!==void 0,ge=this.config.maxAudioFramesDrift,ce=0,he=ne;ce<$.length;ce++){var oe=$[ce],pe=oe.pts,Y=pe-he,ae=Math.abs(1e3*Y/y);if(Y<=-ge*W&&ve)ce===0&&(k.logger.warn("Audio frame @ "+(pe/y).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Y/y)+" ms."),this.nextAudioPts=ne=he=pe);else if(Y>=ge*W&&ae<R&&ve){var Z=Math.round(Y/W);he=pe-Z*W,he<0&&(Z--,he+=W),ce===0&&(this.nextAudioPts=ne=he),k.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(he/y).toFixed(3)+"s due to "+Math.round(1e3*Y/y)+" ms gap.");for(var xe=0;xe<Z;xe++){var we=Math.max(he,0),ye=I.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);ye||(k.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=oe.unit.subarray()),$.splice(ce,0,{unit:ye,pts:we}),he+=W,ce++}}oe.pts=he,he+=W}for(var Se=null,Oe=null,Pe,_e=0,De=$.length;De--;)_e+=$[De].unit.byteLength;for(var Le=0,Ue=$.length;Le<Ue;Le++){var Ve=$[Le],We=Ve.unit,Ge=Ve.pts;if(Oe!==null){var et=K[Le-1];et.duration=Math.round((Ge-Oe)/F)}else if(a&&c.isAAC&&(Ge=ne),Se=Ge,_e>0){_e+=q;try{Pe=new Uint8Array(_e)}catch(de){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:N.ErrorTypes.MUX_ERROR,details:N.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:_e,reason:"fail allocating audio mdat 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T=this.audioCodec,E=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(I.parseInitSegment)(C);T||(T=D(u.audio,P.ElementaryStreamTypes.AUDIO)),E||(E=D(u.video,P.ElementaryStreamTypes.VIDEO));var o={};u.audio&&u.video?o.audiovideo={container:"video/mp4",codec:T+","+E,initSegment:C,id:"main"}:u.audio?o.audio={container:"audio/mp4",codec:T,initSegment:C,id:"audio"}:u.video?o.video={container:"video/mp4",codec:E,initSegment:C,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},w.remux=function(C,T,E,u,o){var s=this.initPTS,d=this.lastEndDTS,S={audio:void 0,video:void 0,text:u,id3:E,initSegment:void 0};Object(G.isFiniteNumber)(d)||(d=this.lastEndDTS=o||0);var p=T.samples;if(!p||!p.length)return S;var h={initPTS:void 0,timescale:1},A=this.initData;if((!A||!A.length)&&(this.generateInitSegment(p),A=this.initData),!A||!A.length)return 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s}),L.d(z,"CaptionScreen",function(){return d});var G=L("./src/utils/logger.ts"),I={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},P=function(c){var l=c;return I.hasOwnProperty(c)&&(l=I[c]),String.fromCharCode(l)},B=15,N=100,k={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},D={17:2,18:4,21:6,22:8,23:10,19:13,20:15},v={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},w={25:2,26:4,29:6,30:8,31:10,27:13,28:15},R=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(f){f[f.ERROR=0]="ERROR",f[f.TEXT=1]="TEXT",f[f.WARNING=2]="WARNING",f[f.INFO=2]="INFO",f[f.DEBUG=3]="DEBUG",f[f.DATA=3]="DATA"})(C||(C={}));var T=function(){function f(){this.time=null,this.verboseLevel=C.ERROR}var c=f.prototype;return c.log=function(a,g){this.verboseLevel>=a&&G.logger.log(this.time+" ["+a+"] "+g)},f}(),E=function(c){for(var l=[],a=0;a<c.length;a++)l.push(c[a].toString(16));return l},u=function(){function f(l,a,g,m,y){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=l||"white",this.underline=a||!1,this.italics=g||!1,this.background=m||"black",this.flash=y||!1}var c=f.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var g=["foreground","underline","italics","background","flash"],m=0;m<g.length;m++){var y=g[m];a.hasOwnProperty(y)&&(this[y]=a[y])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},f}(),o=function(){function f(l,a,g,m,y,M){this.uchar=void 0,this.penState=void 0,this.uchar=l||" ",this.penState=new u(a,g,m,y,M)}var c=f.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,g){this.uchar=a,this.penState.copy(g)},c.setPenState=function(a){this.penState.copy(a)},c.equals=function(a){return this.uchar===a.uchar&&this.penState.equals(a.penState)},c.copy=function(a){this.uchar=a.uchar,this.penState.copy(a.penState)},c.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},f}(),s=function(){function f(l){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<N;a++)this.chars.push(new o);this.logger=l,this.pos=0,this.currPenState=new u}var c=f.prototype;return c.equals=function(a){for(var g=!0,m=0;m<N;m++)if(!this.chars[m].equals(a.chars[m])){g=!1;break}return g},c.copy=function(a){for(var g=0;g<N;g++)this.chars[g].copy(a.chars[g])},c.isEmpty=function(){for(var a=!0,g=0;g<N;g++)if(!this.chars[g].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(C.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>N&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=N)},c.moveCursor=function(a){var g=this.pos+a;if(a>1)for(var m=this.pos+1;m<g+1;m++)this.chars[m].setPenState(this.currPenState);this.setCursor(g)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var g=P(a);if(this.pos>=N){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+g+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(g,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var g;for(g=a;g<N;g++)this.chars[g].reset()},c.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},c.clearToEndOfRow=function(){this.clearFromPos(this.pos)},c.getTextString=function(){for(var a=[],g=!0,m=0;m<N;m++){var y=this.chars[m].uchar;y!==" "&&(g=!1),a.push(y)}return g?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var g=this.chars[this.pos];g.setPenState(this.currPenState)},f}(),d=function(){function f(l){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<B;a++)this.rows.push(new s(l));this.logger=l,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=f.prototype;return c.reset=function(){for(var a=0;a<B;a++)this.rows[a].clear();this.currRow=B-1},c.equals=function(a){for(var g=!0,m=0;m<B;m++)if(!this.rows[m].equals(a.rows[m])){g=!1;break}return g},c.copy=function(a){for(var g=0;g<B;g++)this.rows[g].copy(a.rows[g])},c.isEmpty=function(){for(var a=!0,g=0;g<B;g++)if(!this.rows[g].isEmpty()){a=!1;break}return a},c.backSpace=function(){var a=this.rows[this.currRow];a.backSpace()},c.clearToEndOfRow=function(){var a=this.rows[this.currRow];a.clearToEndOfRow()},c.insertChar=function(a){var g=this.rows[this.currRow];g.insertChar(a)},c.setPen=function(a){var g=this.rows[this.currRow];g.setPenStyles(a)},c.moveCursor=function(a){var g=this.rows[this.currRow];g.moveCursor(a)},c.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var g=this.rows[this.currRow];g.setCursor(a)},c.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var g=a.row-1;if(this.nrRollUpRows&&g<this.nrRollUpRows-1&&(g=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==g){for(var m=0;m<B;m++)this.rows[m].clear();var y=this.currRow+1-this.nrRollUpRows,M=this.lastOutputScreen;if(M){var F=M.rows[y].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[g-this.nrRollUpRows+W+1].copy(M.rows[y+W])}}this.currRow=g;var O=this.rows[this.currRow];if(a.indent!==null){var _=a.indent,K=Math.max(_-1,0);O.setCursor(a.indent),a.color=O.chars[K].penState.foreground}var $={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen($)},c.setBkgData=function(a){this.logger.log(C.INFO,"bkgData = "+JSON.stringify(a)),this.backSpace(),this.setPen(a),this.insertChar(32)},c.setRollUpRows=function(a){this.nrRollUpRows=a},c.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(C.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(C.TEXT,this.getDisplayText());var a=this.currRow+1-this.nrRollUpRows,g=this.rows.splice(a,1)[0];g.clear(),this.rows.splice(this.currRow,0,g),this.logger.log(C.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var g=[],m="",y=-1,M=0;M<B;M++){var F=this.rows[M].getTextString();F&&(y=M+1,a?g.push("Row "+y+": '"+F+"'"):g.push(F.trim()))}return g.length>0&&(a?m="["+g.join(" | ")+"]":m=g.join(`
`)),m},c.getTextAndFormat=function(){return this.rows},f}(),S=function(){function f(l,a,g){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=l,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new d(g),this.nonDisplayedMemory=new d(g),this.lastOutputScreen=new d(g),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=g}var c=f.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},c.insertChars=function(a){for(var g=0;g<a.length;g++)this.writeScreen.insertChar(a[g]);var m=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,m+": "+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())},c.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var g={flash:!1};if(g.underline=a%2===1,g.italics=a>=46,g.italics)g.foreground="white";else{var m=Math.floor(a/2)-16,y=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=y[m]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var g=this.logger.time;if(g===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},f}(),p=function(){function f(l,a,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new T;this.channels=[null,new S(l,a,m),new S(l+1,g,m)],this.cmdHistory=b(),this.logger=m}var c=f.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,g){this.channels[a].setHandler(g)},c.addData=function(a,g){var m,y,M,F=!1;this.logger.time=a;for(var j=0;j<g.length;j+=2){if(y=g[j]&127,M=g[j+1]&127,y===0&&M===0)continue;if(this.logger.log(C.DATA,"["+E([g[j],g[j+1]])+"] -> ("+E([y,M])+")"),m=this.parseCmd(y,M),m||(m=this.parseMidrow(y,M)),m||(m=this.parsePAC(y,M)),m||(m=this.parseBackgroundAttributes(y,M)),!m&&(F=this.parseChars(y,M),F)){var W=this.currentChannel;if(W&&W>0){var O=this.channels[W];O.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!m&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+E([y,M])+" orig: "+E([g[j],g[j+1]]))}},c.parseCmd=function(a,g){var m=this.cmdHistory,y=(a===20||a===28||a===21||a===29)&&g>=32&&g<=47,M=(a===23||a===31)&&g>=33&&g<=35;if(!(y||M))return!1;if(A(a,g,m))return h(null,null,m),this.logger.log(C.DEBUG,"Repeated command ("+E([a,g])+") is dropped"),!0;var F=a===20||a===21||a===23?1:2,j=this.channels[F];return a===20||a===21||a===28||a===29?g===32?j.ccRCL():g===33?j.ccBS():g===34?j.ccAOF():g===35?j.ccAON():g===36?j.ccDER():g===37?j.ccRU(2):g===38?j.ccRU(3):g===39?j.ccRU(4):g===40?j.ccFON():g===41?j.ccRDC():g===42?j.ccTR():g===43?j.ccRTD():g===44?j.ccEDM():g===45?j.ccCR():g===46?j.ccENM():g===47&&j.ccEOC():j.ccTO(g-32),h(a,g,m),this.currentChannel=F,!0},c.parseMidrow=function(a,g){var m=0;if((a===17||a===25)&&g>=32&&g<=47){if(a===17?m=1:m=2,m!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var y=this.channels[m];return y?(y.ccMIDROW(g),this.logger.log(C.DEBUG,"MIDROW ("+E([a,g])+")"),!0):!1}return!1},c.parsePAC=function(a,g){var m,y=this.cmdHistory,M=(a>=17&&a<=23||a>=25&&a<=31)&&g>=64&&g<=127,F=(a===16||a===24)&&g>=64&&g<=95;if(!(M||F))return!1;if(A(a,g,y))return h(null,null,y),!0;var j=a<=23?1:2;g>=64&&g<=95?m=j===1?k[a]:v[a]:m=j===1?D[a]:w[a];var W=this.channels[j];return W?(W.setPAC(this.interpretPAC(m,g)),h(a,g,y),this.currentChannel=j,!0):!1},c.interpretPAC=function(a,g){var m,y={color:null,italics:!1,indent:null,underline:!1,row:a};return g>95?m=g-96:m=g-64,y.underline=(m&1)===1,m<=13?y.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(m/2)]:m<=15?(y.italics=!0,y.color="white"):y.indent=Math.floor((m-16)/2)*4,y},c.parseChars=function(a,g){var m,y=null,M=null;if(a>=25?(m=2,M=a-8):(m=1,M=a),M>=17&&M<=19){var F;M===17?F=g+80:M===18?F=g+112:F=g+144,this.logger.log(C.INFO,"Special char '"+P(F)+"' in channel "+m),y=[F]}else a>=32&&a<=127&&(y=g===0?[a]:[a,g]);if(y){var j=E(y);this.logger.log(C.DEBUG,"Char codes =  "+j.join(",")),h(a,g,this.cmdHistory)}return y},c.parseBackgroundAttributes=function(a,g){var m=(a===16||a===24)&&g>=32&&g<=47,y=(a===23||a===31)&&g>=45&&g<=47;if(!(m||y))return!1;var M,F={};a===16||a===24?(M=Math.floor((g-32)/2),F.background=R[M],g%2===1&&(F.background=F.background+"_semi")):g===45?F.background="transparent":(F.foreground="black",g===47&&(F.underline=!0));var j=a<=23?1:2,W=this.channels[j];return W.setBkgData(F),h(a,g,this.cmdHistory),!0},c.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var g=this.channels[a];g&&g.reset()}this.cmdHistory=b()},c.cueSplitAtTime=function(a){for(var g=0;g<this.channels.length;g++){var m=this.channels[g];m&&m.cueSplitAtTime(a)}},f}();function h(f,c,l){l.a=f,l.b=c}function A(f,c,l){return l.a===f&&l.b===c}function b(){return{a:null,b:null}}z.default=p},"./src/utils/codecs.ts":function(ee,z,L){"use strict";L.r(z),L.d(z,"isCodecType",function(){return 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