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n.mode.blankLine(n.state)}function pn(e,t,n,r){for(var i=0;i<10;i++){r&&(r[0]=Vr(e,n).mode);var x=e.token(t,n);if(t.pos>t.start)return x}throw new Error("Mode "+e.name+" failed to advance stream.")}var _r=function(e,t,n){this.start=e.start,this.end=e.pos,this.string=e.current(),this.type=t||null,this.state=n};function Ar(e,t,n,r){var i=e.doc,x=i.mode,N;t=lt(i,t);var K=et(i,t.line),z=rr(e,t.line,n),Y=new Ct(K.text,e.options.tabSize,z),se;for(r&&(se=[]);(r||Y.pos<t.ch)&&!Y.eol();)Y.start=Y.pos,N=pn(x,Y,z.state),r&&se.push(new _r(Y,N,ur(i.mode,z.state)));return r?se:new _r(Y,N,z.state)}function xi(e,t){if(e)for(;;){var n=e.match(/(?:^|\s+)line-(background-)?(\S+)/);if(!n)break;e=e.slice(0,n.index)+e.slice(n.index+n[0].length);var r=n[1]?"bgClass":"textClass";t[r]==null?t[r]=n[2]:new RegExp("(?:^|\\s)"+n[2]+"(?:$|\\s)").test(t[r])||(t[r]+=" "+n[2])}return e}function jn(e,t,n,r,i,x,N){var K=n.flattenSpans;K==null&&(K=e.options.flattenSpans);var z=0,Y=null,se=new Ct(t,e.options.tabSize,r),de,xe=e.options.addModeClass&&[null];for(t==""&&xi(Ei(n,r.state),x);!se.eol();){if(se.pos>e.options.maxHighlightLength?(K=!1,N&&mn(e,t,r,se.pos),se.pos=t.length,de=null):de=xi(pn(n,se,r.state,xe),x),xe){var ve=xe[0].name;ve&&(de="m-"+(de?ve+" "+de:ve))}if(!K||Y!=de){for(;z<se.start;)z=Math.min(se.start,z+5e3),i(z,Y);Y=de}se.start=se.pos}for(;z<se.pos;){var Pe=Math.min(se.pos,z+5e3);i(Pe,Y),z=Pe}}function Jr(e,t,n){for(var r,i,x=e.doc,N=n?-1:t-(e.doc.mode.innerMode?1e3:100),K=t;K>N;--K){if(K<=x.first)return x.first;var z=et(x,K-1),Y=z.stateAfter;if(Y&&(!n||K+(Y instanceof cr?Y.lookAhead:0)<=x.modeFrontier))return K;var se=H(z.text,null,e.options.tabSize);(i==null||r>se)&&(i=K-1,r=se)}return i}function Wn(e,t){if(e.modeFrontier=Math.min(e.modeFrontier,t),e.highlightFrontier<t-10)return;for(var n=e.first,r=t-1;r>n;r--){var i=et(e,r).stateAfter;if(i&&(!(i instanceof cr)||r+i.lookAhead<t)){n=r+1;break}}e.highlightFrontier=Math.min(e.highlightFrontier,n)}var Ti=!1,fr=!1;function Si(){Ti=!0}function wi(){fr=!0}function gn(e,t,n){this.marker=e,this.from=t,this.to=n}function Pr(e,t){if(e)for(var n=0;n<e.length;++n){var r=e[n];if(r.marker==t)return r}}function Fa(e,t){for(var n,r=0;r<e.length;++r)e[r]!=t&&(n||(n=[])).push(e[r]);return n}function Hn(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}function Qr(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var x=e[i],N=x.marker,K=x.from==null||(N.inclusiveLeft?x.from<=t:x.from<t);if(K||x.from==t&&N.type=="bookmark"&&(!n||!x.marker.insertLeft)){var z=x.to==null||(N.inclusiveRight?x.to>=t:x.to>t);(r||(r=[])).push(new gn(N,x.from,z?null:x.to))}}return r}function Kn(e,t,n){var r;if(e)for(var i=0;i<e.length;++i){var x=e[i],N=x.marker,K=x.to==null||(N.inclusiveRight?x.to>=t:x.to>t);if(K||x.from==t&&N.type=="bookmark"&&(!n||x.marker.insertLeft)){var z=x.from==null||(N.inclusiveLeft?x.from<=t:x.from<t);(r||(r=[])).push(new 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n=e[t];n.from!=null&&n.from==n.to&&n.marker.clearWhenEmpty!==!1&&e.splice(t--,1)}return e.length?e:null}function Ci(e,t,n){var r=null;if(e.iter(t.line,n.line+1,function(ve){if(ve.markedSpans)for(var Pe=0;Pe<ve.markedSpans.length;++Pe){var Ie=ve.markedSpans[Pe].marker;Ie.readOnly&&(!r||Z(r,Ie)==-1)&&(r||(r=[])).push(Ie)}}),!r)return null;for(var i=[{from:t,to:n}],x=0;x<r.length;++x)for(var N=r[x],K=N.find(0),z=0;z<i.length;++z){var Y=i[z];if(ut(Y.to,K.from)<0||ut(Y.from,K.to)>0)continue;var se=[z,1],de=ut(Y.from,K.from),xe=ut(Y.to,K.to);(de<0||!N.inclusiveLeft&&!de)&&se.push({from:Y.from,to:K.from}),(xe>0||!N.inclusiveRight&&!xe)&&se.push({from:K.to,to:Y.to}),i.splice.apply(i,se),z+=se.length-3}return i}function Gn(e){var t=e.markedSpans;if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.detachLine(e);e.markedSpans=null}function qr(e,t){if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.attachLine(e);e.markedSpans=t}function vn(e){return e.inclusiveLeft?-1:0}function yr(e){return e.inclusiveRight?1:0}function zn(e,t){var n=e.lines.length-t.lines.length;if(n!=0)return n;var r=e.find(),i=t.find(),x=ut(r.from,i.from)||vn(e)-vn(t);if(x)return-x;var N=ut(r.to,i.to)||yr(e)-yr(t);return N||t.id-e.id}function _i(e,t){var n=fr&&e.markedSpans,r;if(n)for(var i=void 0,x=0;x<n.length;++x)i=n[x],i.marker.collapsed&&(t?i.from:i.to)==null&&(!r||zn(r,i.marker)<0)&&(r=i.marker);return r}function Ai(e){return _i(e,!0)}function Vn(e){return _i(e,!1)}function Na(e,t){var n=fr&&e.markedSpans,r;if(n)for(var i=0;i<n.length;++i){var x=n[i];x.marker.collapsed&&(x.from==null||x.from<t)&&(x.to==null||x.to>t)&&(!r||zn(r,x.marker)<0)&&(r=x.marker)}return r}function Zi(e,t,n,r,i){var x=et(e,t),N=fr&&x.markedSpans;if(N)for(var K=0;K<N.length;++K){var z=N[K];if(!z.marker.collapsed)continue;var Y=z.marker.find(0),se=ut(Y.from,n)||vn(z.marker)-vn(i),de=ut(Y.to,r)||yr(z.marker)-yr(i);if(se>=0&&de<=0||se<=0&&de>=0)continue;if(se<=0&&(z.marker.inclusiveRight&&i.inclusiveLeft?ut(Y.to,n)>=0:ut(Y.to,n)>0)||se>=0&&(z.marker.inclusiveRight&&i.inclusiveLeft?ut(Y.from,r)<=0:ut(Y.from,r)<0))return!0}}function rt(e){for(var t;t=Ai(e);)e=t.find(-1,!0).line;return e}function ct(e){for(var t;t=Vn(e);)e=t.find(1,!0).line;return e}function ft(e){for(var t,n;t=Vn(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function Et(e,t){var n=et(e,t),r=rt(n);return n==r?t:gt(r)}function xt(e,t){if(t>e.lastLine())return t;var n=et(e,t),r;if(!St(e,n))return t;for(;r=Vn(n);)n=r.find(1,!0).line;return gt(n)+1}function St(e,t){var n=fr&&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&&Rt(e,t,r))return!0}}function Rt(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return Rt(e,r.line,Pr(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)&&Rt(e,t,i))return!0}function _t(e){e=rt(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 N=0;N<x.children.length;++N){var K=x.children[N];if(K==n)break;t+=K.height}return t}function Gt(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Ai(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Vn(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 mr(e){var t=e.display,n=e.doc;t.maxLine=et(n,n.first),t.maxLineLength=Gt(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=Gt(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var wt=function(e,t,n){this.text=e,qr(this,t),this.height=n?n(this):1};wt.prototype.lineNo=function(){return gt(this)},ue(wt);function kr(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),Gn(e),qr(e,n);var i=r?r(e):1;i!=e.height&&dr(e,i)}function zt(e){e.parent=null,Gn(e)}var Ir={},Ur={};function yn(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?Ur:Ir;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function Ba(e,t){var n=g("span",null,null,D?"padding-right: .1px":null),r={pre:g("pre",[n],"CodeMirror-line"),content:n,col:0,pos:0,cm:e,trailingSpace:!1,splitSpaces:e.getOption("lineWrapping")};t.measure={};for(var i=0;i<=(t.rest?t.rest.length:0);i++){var x=i?t.rest[i-1]:t.line,N=void 0;r.pos=0,r.addToken=Cs,Lt(e.display.measure)&&(N=He(x,e.doc.direction))&&(r.addToken=As(r.addToken,N)),r.map=[];var 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n=be(t);n!=e.wrapper;n=n.parentNode)if(!n||n.nodeType==1&&n.getAttribute("cm-ignore-events")=="true"||n.parentNode==e.sizer&&n!=e.mover)return!0}function Di(e){return e.lineSpace.offsetTop}function ea(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Xa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=u(e.measure,a("pre","x","CodeMirror-line-like")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return!isNaN(r.left)&&!isNaN(r.right)&&(e.cachedPaddingH=r),r}function br(e){return re-e.display.nativeBarWidth}function en(e){return e.display.scroller.clientWidth-br(e)-e.display.barWidth}function ta(e){return e.display.scroller.clientHeight-br(e)-e.display.barHeight}function Ns(e,t,n){var r=e.options.lineWrapping,i=r&&en(e);if(!t.measure.heights||r&&t.measure.width!=i){var x=t.measure.heights=[];if(r){t.measure.width=i;for(var N=t.text.firstChild.getClientRects(),K=0;K<N.length-1;K++){var 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n=Ja;if(t=="left")for(var r=0;r<e.length&&!((n=e[r]).left!=n.right);r++);else for(var i=e.length-1;i>=0&&!((n=e[i]).left!=n.right);i--);return n}function Ws(e,t,n,r){var i=Qa(t.map,n,r),x=i.node,N=i.start,K=i.end,z=i.collapse,Y;if(x.nodeType==3){for(var se=0;se<4;se++){for(;N&&Oe(t.line.text.charAt(i.coverStart+N));)--N;for(;i.coverStart+K<i.coverEnd&&Oe(t.line.text.charAt(i.coverStart+K));)++K;if(B&&I<9&&N==0&&K==i.coverEnd-i.coverStart?Y=x.parentNode.getBoundingClientRect():Y=js(p(x,N,K).getClientRects(),r),Y.left||Y.right||N==0)break;K=N,N=N-1,z="right"}B&&I<11&&(Y=Hs(e.display.measure,Y))}else{N>0&&(z=r="right");var de;e.options.lineWrapping&&(de=x.getClientRects()).length>1?Y=de[r=="right"?de.length-1:0]:Y=x.getBoundingClientRect()}if(B&&I<9&&!N&&(!Y||!Y.left&&!Y.right)){var xe=x.parentNode.getClientRects()[0];xe?Y={left:xe.left,right:xe.left+Tn(e.display),top:xe.top,bottom:xe.bottom}:Y=Ja}for(var 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n=0;t=lt(e.doc,t),e.options.lineWrapping||(n=Tn(e.display)*t.ch);var r=et(e.doc,t.line),i=_t(r)+Di(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function aa(e,t,n,r,i){var x=Fe(e,t,n);return x.xRel=i,r&&(x.outside=r),x}function oa(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return aa(r.first,0,null,-1,-1);var i=Cr(r,n),x=r.first+r.size-1;if(i>x)return aa(r.first+r.size-1,et(r,x).text.length,null,1,1);t<0&&(t=0);for(var N=et(r,i);;){var K=Ks(e,N,i,t,n),z=Na(N,K.ch+(K.xRel>0||K.outside>0?1:0));if(!z)return K;var Y=z.find(1);if(Y.line==i)return Y;N=et(r,i=Y.line)}}function io(e,t,n,r){r-=na(t);var i=t.text.length,x=We(function(N){return Er(e,n,N-1).bottom<=r},i,0);return i=We(function(N){return Er(e,n,N).top>r},x,i),{begin:x,end:i}}function ao(e,t,n,r){n||(n=En(e,t));var i=Oi(e,t,Er(e,n,r),"line").top;return io(e,t,n,i)}function sa(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-=_t(t);var x=En(e,t),N=na(t),K=0,z=t.text.length,Y=!0,se=He(t,e.doc.direction);if(se){var de=(e.options.lineWrapping?zs:Gs)(e,t,n,x,se,r,i);Y=de.level!=1,K=Y?de.from:de.to-1,z=Y?de.to:de.from-1}var xe=null,ve=null,Pe=We(function(at){var nt=Er(e,x,at);return nt.top+=N,nt.bottom+=N,sa(nt,r,i,!1)?(nt.top<=i&&nt.left<=r&&(xe=at,ve=nt),!0):!1},K,z),Ie,Ne,ze=!1;if(ve){var Qe=r-ve.left<ve.right-r,Ve=Qe==Y;Pe=xe+(Ve?0:1),Ne=Ve?"after":"before",Ie=Qe?ve.left:ve.right}else{!Y&&(Pe==z||Pe==K)&&Pe++,Ne=Pe==0?"after":Pe==t.text.length?"before":Er(e,x,Pe-(Y?1:0)).bottom+N<=i==Y?"after":"before";var Ze=pr(e,Fe(n,Pe,Ne),"line",t,x);Ie=Ze.left,ze=i<Ze.top?-1:i>=Ze.bottom?1:0}return Pe=Ae(t.text,Pe,1),aa(n,Pe,Ne,ze,r-Ie)}function Gs(e,t,n,r,i,x,N){var K=We(function(de){var xe=i[de],ve=xe.level!=1;return sa(pr(e,Fe(n,ve?xe.to:xe.from,ve?"before":"after"),"line",t,r),x,N,!0)},0,i.length-1),z=i[K];if(K>0){var Y=z.level!=1,se=pr(e,Fe(n,Y?z.from:z.to,Y?"after":"before"),"line",t,r);sa(se,x,N,!0)&&se.top>N&&(z=i[K-1])}return z}function zs(e,t,n,r,i,x,N){var K=io(e,t,r,N),z=K.begin,Y=K.end;/\s/.test(t.text.charAt(Y-1))&&Y--;for(var se=null,de=null,xe=0;xe<i.length;xe++){var ve=i[xe];if(ve.from>=Y||ve.to<=z)continue;var Pe=ve.level!=1,Ie=Er(e,r,Pe?Math.min(Y,ve.to)-1:Math.max(z,ve.from)).right,Ne=Ie<x?x-Ie+1e9:Ie-x;(!se||de>Ne)&&(se=ve,de=Ne)}return se||(se=i[i.length-1]),se.from<z&&(se={from:z,to:se.to,level:se.level}),se.to>Y&&(se={from:se.from,to:Y,level:se.level}),se}var tn;function xn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(tn==null){tn=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)tn.appendChild(document.createTextNode("x")),tn.appendChild(a("br"));tn.appendChild(document.createTextNode("x"))}u(e.measure,tn);var n=tn.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Tn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");u(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function la(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,x=t.gutters.firstChild,N=0;x;x=x.nextSibling,++N){var K=e.display.gutterSpecs[N].className;n[K]=x.offsetLeft+x.clientLeft+i,r[K]=x.clientWidth}return{fixedPos:ua(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ua(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function oo(e){var t=xn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Tn(e.display)-3);return function(i){if(St(e.doc,i))return 0;var x=0;if(i.widgets)for(var N=0;N<i.widgets.length;N++)i.widgets[N].height&&(x+=i.widgets[N].height);return n?x+(Math.ceil(i.text.length/r)||1)*t:x+t}}function da(e){var t=e.doc,n=oo(e);t.iter(function(r){var i=n(r);i!=r.height&&dr(r,i)})}function rn(e,t,n,r){var i=e.display;if(!n&&be(t).getAttribute("cm-not-content")=="true")return null;var x,N,K=i.lineSpace.getBoundingClientRect();try{x=t.clientX-K.left,N=t.clientY-K.top}catch(de){return null}var z=oa(e,x,N),Y;if(r&&z.xRel>0&&(Y=et(e.doc,z.line).text).length==z.ch){var se=H(Y,Y.length,e.options.tabSize)-Y.length;z=Fe(z.line,Math.max(0,Math.round((x-Xa(e.display).left)/Tn(e.display))-se))}return z}function nn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function Qt(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)fr&&Et(e.doc,t)<i.viewTo&&Nr(e);else if(n<=i.viewFrom)fr&&xt(e.doc,n+r)>i.viewFrom?Nr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Nr(e);else if(t<=i.viewFrom){var x=Ri(e,n,n+r,1);x?(i.view=i.view.slice(x.index),i.viewFrom=x.lineN,i.viewTo+=r):Nr(e)}else if(n>=i.viewTo){var N=Ri(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):Nr(e)}else{var K=Ri(e,t,t,-1),z=Ri(e,n,n+r,1);K&&z?(i.view=i.view.slice(0,K.index).concat(Li(e,K.lineN,z.lineN)).concat(i.view.slice(z.index)),i.viewTo+=r):Nr(e)}var Y=i.externalMeasured;Y&&(n<Y.lineN?Y.lineN+=r:t<Y.lineN+Y.size&&(i.externalMeasured=null))}function Fr(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[nn(e,t)];if(x.node==null)return;var N=x.changes||(x.changes=[]);Z(N,n)==-1&&N.push(n)}function Nr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ri(e,t,n,r){var i=nn(e,t),x,N=e.display.view;if(!fr||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var K=e.display.viewFrom,z=0;z<i;z++)K+=N[z].size;if(K!=t){if(r>0){if(i==N.length-1)return null;x=K+N[i].size-t,i++}else x=K-t;t+=x,n+=x}for(;Et(e.doc,n)!=n;){if(i==(r<0?0:N.length-1))return null;n+=r*N[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=Li(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Li(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(nn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Li(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,nn(e,n)))),r.viewTo=n}function so(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 Qn(e){e.display.input.showSelection(e.display.input.prepareSelection())}function lo(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),x=r.selection=document.createDocumentFragment(),N=0;N<n.sel.ranges.length;N++){if(!t&&N==n.sel.primIndex)continue;var K=n.sel.ranges[N];if(K.from().line>=e.display.viewTo||K.to().line<e.display.viewFrom)continue;var z=K.empty();(z||e.options.showCursorWhenSelecting)&&uo(e,K.head,i),z||Xs(e,K,x)}return r}function uo(e,t,n){var r=pr(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 Pi(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(),N=Xa(e.display),K=N.left,z=Math.max(r.sizerWidth,en(e)-r.sizer.offsetLeft)-N.right,Y=i.direction=="ltr";function se(Ve,Ze,at,nt){Ze<0&&(Ze=0),Ze=Math.round(Ze),nt=Math.round(nt),x.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ve+`px;
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                             height: `+(nt-Ze)+"px"))}function de(Ve,Ze,at){var nt=et(i,Ve),ht=nt.text.length,Tt,Bt;function Dt(Mt,er){return ia(e,Fe(Ve,Mt),"div",nt,er)}function ir(Mt,er,Kt){var Ut=ao(e,nt,null,Mt),kt=er=="ltr"==(Kt=="after")?"left":"right",Ot=Kt=="after"?Ut.begin:Ut.end-(/\s/.test(nt.text.charAt(Ut.end-1))?2:1);return Dt(Ot,kt)[kt]}var qt=He(nt,i.direction);return Ye(qt,Ze||0,at==null?ht:at,function(Mt,er,Kt,Ut){var kt=Kt=="ltr",Ot=Dt(Mt,kt?"left":"right"),tr=Dt(er-1,kt?"right":"left"),In=Ze==null&&Mt==0,Gr=at==null&&er==ht,Xt=Ut==0,xr=!qt||Ut==qt.length-1;if(tr.top-Ot.top<=3){var jt=(Y?In:Gr)&&Xt,Ia=(Y?Gr:In)&&xr,Or=jt?K:(kt?Ot:tr).left,un=Ia?z:(kt?tr:Ot).right;se(Or,Ot.top,un-Or,Ot.bottom)}else{var dn,Jt,Un,Ua;kt?(dn=Y&&In&&Xt?K:Ot.left,Jt=Y?z:ir(Mt,Kt,"before"),Un=Y?K:ir(er,Kt,"after"),Ua=Y&&Gr&&xr?z:tr.right):(dn=Y?ir(Mt,Kt,"before"):K,Jt=!Y&&In&&Xt?z:Ot.right,Un=!Y&&Gr&&xr?K:tr.left,Ua=Y?ir(er,Kt,"after"):z),se(dn,Ot.top,Jt-dn,Ot.bottom),Ot.bottom<tr.top&&se(K,Ot.bottom,null,tr.top),se(Un,tr.top,Ua-Un,tr.bottom)}(!Tt||Pi(Ot,Tt)<0)&&(Tt=Ot),Pi(tr,Tt)<0&&(Tt=tr),(!Bt||Pi(Ot,Bt)<0)&&(Bt=Ot),Pi(tr,Bt)<0&&(Bt=tr)}),{start:Tt,end:Bt}}var xe=t.from(),ve=t.to();if(xe.line==ve.line)de(xe.line,xe.ch,ve.ch);else{var Pe=et(i,xe.line),Ie=et(i,ve.line),Ne=rt(Pe)==rt(Ie),ze=de(xe.line,xe.ch,Ne?Pe.text.length+1:null).end,Qe=de(ve.line,Ne?0:null,ve.ch).start;Ne&&(ze.top<Qe.top-2?(se(ze.right,ze.top,null,ze.bottom),se(K,Qe.top,Qe.left,Qe.bottom)):se(ze.right,ze.top,Qe.left-ze.right,ze.bottom)),ze.bottom<Qe.top&&se(K,ze.bottom,null,Qe.top)}n.appendChild(x)}function ca(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()||Sn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function co(e){e.state.focused||(e.display.input.focus(),fa(e))}function fo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Sn(e))},100)}function fa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(Le(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(),D&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),ca(e)}function Sn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(Le(e,"blur",e,t),e.state.focused=!1,h(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function Mi(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,N=void 0,K=0;if(i.hidden)continue;if(B&&I<8){var z=i.node.offsetTop+i.node.offsetHeight;N=z-n,n=z}else{var Y=i.node.getBoundingClientRect();N=Y.bottom-Y.top,!x&&i.text.firstChild&&(K=i.text.firstChild.getBoundingClientRect().right-Y.left-1)}var se=i.line.height-N;if((se>.005||se<-.005)&&(dr(i.line,N),ho(i.line),i.rest))for(var de=0;de<i.rest.length;de++)ho(i.rest[de]);if(K>e.display.sizerWidth){var xe=Math.ceil(K/Tn(e.display));xe>e.display.maxLineLength&&(e.display.maxLineLength=xe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function ho(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 ki(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Di(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,x=Cr(t,r),N=Cr(t,i);if(n&&n.ensure){var K=n.ensure.from.line,z=n.ensure.to.line;K<x?(x=K,N=Cr(t,_t(et(t,K))+e.wrapper.clientHeight)):Math.min(z,t.lastLine())>=N&&(x=Cr(t,_t(et(t,z))-e.wrapper.clientHeight),N=z)}return{from:x,to:Math.max(N,x+1)}}function Ys(e,t){if(ke(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-Di(e.display))+`px;
                         height: `+(t.bottom-t.top+br(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?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var x=0;x<5;x++){var N=!1,K=pr(e,t),z=!n||n==t?K:pr(e,n);i={left:Math.min(K.left,z.left),top:Math.min(K.top,z.top)-r,right:Math.max(K.left,z.left),bottom:Math.max(K.bottom,z.bottom)+r};var Y=ha(e,i),se=e.doc.scrollTop,de=e.doc.scrollLeft;if(Y.scrollTop!=null&&(qn(e,Y.scrollTop),Math.abs(e.doc.scrollTop-se)>1&&(N=!0)),Y.scrollLeft!=null&&(an(e,Y.scrollLeft),Math.abs(e.doc.scrollLeft-de)>1&&(N=!0)),!N)break}return i}function Js(e,t){var n=ha(e,t);n.scrollTop!=null&&qn(e,n.scrollTop),n.scrollLeft!=null&&an(e,n.scrollLeft)}function ha(e,t){var n=e.display,r=xn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,x=ta(e),N={};t.bottom-t.top>x&&(t.bottom=t.top+x);var K=e.doc.height+ea(n),z=t.top<r,Y=t.bottom>K-r;if(t.top<i)N.scrollTop=z?0:t.top;else if(t.bottom>i+x){var se=Math.min(t.top,(Y?K:t.bottom)-x);se!=i&&(N.scrollTop=se)}var de=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-de,ve=en(e)-n.gutters.offsetWidth,Pe=t.right-t.left>ve;return Pe&&(t.right=t.left+ve),t.left<10?N.scrollLeft=0:t.left<xe?N.scrollLeft=Math.max(0,t.left+de-(Pe?0:10)):t.right>ve+xe-3&&(N.scrollLeft=t.right+(Pe?0:10)-ve),N}function ma(e,t){if(t==null)return;Ii(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function wn(e){Ii(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function Zn(e,t,n){(t!=null||n!=null)&&Ii(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Qs(e,t){Ii(e),e.curOp.scrollToPos=t}function Ii(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=no(e,t.from),r=no(e,t.to);mo(e,n,r,t.margin)}}function mo(e,t,n,r){var i=ha(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});Zn(e,i.scrollLeft,i.scrollTop)}function qn(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;A||ga(e,{top:t}),po(e,t,!0),A&&ga(e),ri(e,100)}function po(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 an(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,Eo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function ei(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ea(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+br(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var on=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),Se(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Se(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&I<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};on.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}},on.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},on.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},on.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 X,this.disableVert=new X},on.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)},on.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ti=function(){};ti.prototype.update=function(){return{bottom:0,right:0}},ti.prototype.setScrollLeft=function(){},ti.prototype.setScrollTop=function(){},ti.prototype.clear=function(){};function Cn(e,t){t||(t=ei(e));var n=e.display.barWidth,r=e.display.barHeight;go(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Mi(e),go(e,ei(e)),n=e.display.barWidth,r=e.display.barHeight}function go(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 vo={native:on,null:ti};function yo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new vo[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Se(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"?an(e,t):qn(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function sn(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},Ds(e.curOp)}function ln(e){var t=e.curOp;t&&Rs(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;qs(n)})}function qs(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var x=0;x<t.length;x++)nl(t[x]);for(var N=0;N<t.length;N++)il(t[N])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&mr(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 Ui(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&pa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Mi(t),e.barMeasure=ei(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=$a(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+br(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-en(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&&an(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==k();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&Cn(t,e.barMeasure),e.updatedDisplay&&ya(t,e.barMeasure),e.selectionChanged&&ca(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&co(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&bo(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&po(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&an(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,lt(r,e.scrollToPos.from),lt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var x=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(x)for(var K=0;K<x.length;++K)x[K].lines.length||Le(x[K],"hide");if(N)for(var z=0;z<N.length;++z)N[z].lines.length&&Le(N[z],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Le(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function nr(e,t){if(e.curOp)return t();sn(e);try{return t()}finally{ln(e)}}function Ft(e,t){return function(){if(e.curOp)return t.apply(e,arguments);sn(e);try{return t.apply(e,arguments)}finally{ln(e)}}}function $t(e){return function(){if(this.curOp)return e.apply(this,arguments);sn(this);try{return e.apply(this,arguments)}finally{ln(this)}}}function Nt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);sn(t);try{return e.apply(this,arguments)}finally{ln(t)}}}function ri(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=rr(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 N=x.styles,K=x.text.length>e.options.maxHighlightLength?ur(t.mode,r.state):null,z=bi(e,x,r,!0);K&&(r.state=K),x.styles=z.styles;var Y=x.styleClasses,se=z.classes;se?x.styleClasses=se:Y&&(x.styleClasses=null);for(var de=!N||N.length!=x.styles.length||Y!=se&&(!Y||!se||Y.bgClass!=se.bgClass||Y.textClass!=se.textClass),xe=0;!de&&xe<N.length;++xe)de=N[xe]!=x.styles[xe];de&&i.push(r.line),x.stateAfter=r.save(),r.nextLine()}else x.text.length<=e.options.maxHighlightLength&&mn(e,x.text,r),x.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ri(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&nr(e,function(){for(var x=0;x<i.length;x++)Fr(e,i[x],"text")})}var Ui=function(e,t,n){var r=e.display;this.viewport=t,this.visible=ki(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=en(e),this.force=n,this.dims=la(e),this.events=[]};Ui.prototype.signal=function(e,t){ae(e,t)&&this.events.push(arguments)},Ui.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Le.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=br(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=br(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=k();if(!t||!v(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&v(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==k())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&v(document.body,e.anchorNode)&&v(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 pa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Nr(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&&so(e)==0)return!1;xo(e)&&(Nr(e),t.dims=la(e));var i=r.first+r.size,x=Math.max(t.visible.from-e.options.viewportMargin,r.first),N=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>N&&n.viewTo-N<20&&(N=Math.min(i,n.viewTo)),fr&&(x=Et(e.doc,x),N=xt(e.doc,N));var K=x!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,x,N),n.viewOffset=_t(et(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var z=so(e);if(!K&&z==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var Y=sl(e);return z>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),z>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(Y),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,K&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ri(e,400)),n.updateLineNumbers=null,!0}function bo(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==en(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ea(e.display)-ta(e),n.top)}),t.visible=ki(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=ki(e.display,e.doc,n));if(!pa(e,t))break;Mi(e);var i=ei(e);Qn(e),Cn(e,i),ya(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 ga(e,t){var n=new Ui(e,t);if(pa(e,n)){Mi(e),bo(e,n);var r=ei(e);Qn(e),Cn(e,r),ya(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,x=r.lineDiv,N=x.firstChild;function K(Pe){var Ie=Pe.nextSibling;return D&&s&&e.display.currentWheelTarget==Pe?Pe.style.display="none":Pe.parentNode.removeChild(Pe),Ie}for(var z=r.view,Y=r.viewFrom,se=0;se<z.length;se++){var de=z[se];if(!de.hidden)if(!de.node||de.node.parentNode!=x){var xe=Us(e,de,Y,n);x.insertBefore(xe,N)}else{for(;N!=de.node;)N=K(N);var ve=i&&t!=null&&t<=Y&&de.lineNumber;de.changes&&(Z(de.changes,"gutter")>-1&&(ve=!1),Ha(e,de,Y,n)),ve&&(c(de.lineNumber),de.lineNumber.appendChild(document.createTextNode(Xr(e.options,Y)))),N=de.node.nextSibling}Y+=de.size}for(;N;)N=K(N)}function va(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function ya(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+br(e)+"px"}function Eo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ua(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,x=r+"px",N=0;N<n.length;N++)if(!n[N].hidden){e.options.fixedGutter&&(n[N].gutter&&(n[N].gutter.style.left=x),n[N].gutterBackground&&(n[N].gutterBackground.style.left=x));var K=n[N].alignable;if(K)for(var z=0;z<K.length;z++)K[z].style.left=x}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function xo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=Xr(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,N=i.offsetWidth-x;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(x,r.lineGutter.offsetWidth-N)+1,r.lineNumWidth=r.lineNumInnerWidth+N,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",va(e.display),!0}return!1}function ba(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var x=e[i],N=null;if(typeof x!="string"&&(N=x.style,x=x.className),x=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:x,style:N})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function To(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,N=i.style,K=t.appendChild(a("div",null,"CodeMirror-gutter "+x));N&&(K.style.cssText=N),x=="CodeMirror-linenumbers"&&(e.lineGutter=K,K.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",va(e)}function ni(e){To(e.display),Qt(e),Eo(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: "+re+"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&&I<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!D&&!(A&&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=ba(r.gutters,r.lineNumbers),To(i),n.init(i)}var Fi=0,or=null;B?or=-.53:A?or=15:E?or=-.7:M&&(or=-1/3);function So(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=So(e);return t.x*=or,t.y*=or,t}function wo(e,t){var n=So(t),r=n.x,i=n.y,x=e.display,N=x.scroller,K=N.scrollWidth>N.clientWidth,z=N.scrollHeight>N.clientHeight;if(!(r&&K||i&&z))return;if(i&&s&&D){e:for(var Y=t.target,se=x.view;Y!=N;Y=Y.parentNode)for(var de=0;de<se.length;de++)if(se[de].node==Y){e.display.currentWheelTarget=Y;break e}}if(r&&!A&&!_&&or!=null){i&&z&&qn(e,Math.max(0,N.scrollTop+i*or)),an(e,Math.max(0,N.scrollLeft+r*or)),(!i||i&&z)&&$(t),x.wheelStartX=null;return}if(i&&or!=null){var xe=i*or,ve=e.doc.scrollTop,Pe=ve+x.wrapper.clientHeight;xe<0?ve=Math.max(0,ve+xe-50):Pe=Math.min(e.doc.height,Pe+xe+50),ga(e,{top:ve,bottom:Pe})}Fi<20&&(x.wheelStartX==null?(x.wheelStartX=N.scrollLeft,x.wheelStartY=N.scrollTop,x.wheelDX=r,x.wheelDY=i,setTimeout(function(){if(x.wheelStartX==null)return;var Ie=N.scrollLeft-x.wheelStartX,Ne=N.scrollTop-x.wheelStartY,ze=Ne&&x.wheelDY&&Ne/x.wheelDY||Ie&&x.wheelDX&&Ie/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!ze)return;or=(or*Fi+ze)/(Fi+1),++Fi},200)):(x.wheelDX+=r,x.wheelDY+=i))}var sr=function(e,t){this.ranges=e,this.primIndex=t};sr.prototype.primary=function(){return this.ranges[this.primIndex]},sr.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(!je(n.anchor,r.anchor)||!je(n.head,r.head))return!1}return!0},sr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new vt(Fn(this.ranges[t].anchor),Fn(this.ranges[t].head));return new sr(e,this.primIndex)},sr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},sr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ut(t,r.from())>=0&&ut(e,r.to())<=0)return n}return-1};var vt=function(e,t){this.anchor=e,this.head=t};vt.prototype.from=function(){return Yr(this.anchor,this.head)},vt.prototype.to=function(){return hn(this.anchor,this.head)},vt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function gr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(xe,ve){return ut(xe.from(),ve.from())}),n=Z(t,i);for(var x=1;x<t.length;x++){var N=t[x],K=t[x-1],z=ut(K.to(),N.from());if(r&&!N.empty()?z>0:z>=0){var 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r=this.children[n],i=r.chunkSize();if(e<i){var x=Math.min(t,i-e),N=r.height;if(r.removeInner(e,x),this.height-=N-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 si))){var K=[];this.collapse(K),this.children=[new si(K)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<=x){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,K=N;K<i.lines.length;){var z=new si(i.lines.slice(K,K+=25));i.height-=z.height,this.children.splice(++r,0,z),z.parent=this}i.lines=i.lines.slice(0,N),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 li(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=Z(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new li(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 N=Math.min(t,x-e);if(i.iterN(e,N,n))return!0;if((t-=N)==0)break;e=0}else e-=x}}};var ui=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};ui.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=gt(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=$n(this);dr(n,Math.max(0,n.height-x)),e&&(nr(e,function(){Yo(e,n,-x),Fr(e,r,"widget")}),Ht(e,"lineWidgetCleared",e,this,r))},ui.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=$n(this)-t;if(!i)return;St(this.doc,r)||dr(r,r.height+i),n&&nr(n,function(){n.curOp.forceUpdate=!0,Yo(n,r,i),Ht(n,"lineWidgetChanged",n,e,gt(r))})},ue(ui);function Yo(e,t,n){_t(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&ma(e,n)}function xl(e,t,n,r){var i=new ui(e,n,r),x=e.cm;return x&&i.noHScroll&&(x.display.alignWidgets=!0),oi(e,t,"widget",function(N){var K=N.widgets||(N.widgets=[]);if(i.insertAt==null?K.push(i):K.splice(Math.min(K.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,x&&!St(e,N)){var z=_t(N)<e.scrollTop;dr(N,N.height+$n(i)),z&&ma(x,i.height),x.curOp.forceUpdate=!0}return!0}),x&&Ht(x,"lineWidgetAdded",x,i,typeof t=="number"?t:gt(t)),i}var $o=0,Hr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++$o};Hr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&sn(e),ae(this,"clear")){var n=this.find();n&&Ht(this,"clear",n.from,n.to)}for(var r=null,i=null,x=0;x<this.lines.length;++x){var N=this.lines[x],K=Pr(N.markedSpans,this);e&&!this.collapsed?Fr(e,gt(N),"text"):e&&(K.to!=null&&(i=gt(N)),K.from!=null&&(r=gt(N))),N.markedSpans=Fa(N.markedSpans,K),K.from==null&&this.collapsed&&!St(this.doc,N)&&e&&dr(N,xn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var z=0;z<this.lines.length;++z){var Y=rt(this.lines[z]),se=Gt(Y);se>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=se,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&Qt(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&No(e.doc)),e&&Ht(e,"markerCleared",e,this,r,i),t&&ln(e),this.parent&&this.parent.clear()},Hr.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],N=Pr(x.markedSpans,this);if(N.from!=null&&(n=Fe(t?x:gt(x),N.from),e==-1))return n;if(N.to!=null&&(r=Fe(t?x:gt(x),N.to),e==1))return r}return n&&{from:n,to:r}},Hr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;nr(r,function(){var i=t.line,x=gt(t.line),N=ra(r,x);if(N&&(Za(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!St(n.doc,i)&&n.height!=null){var K=n.height;n.height=null;var z=$n(n)-K;z&&dr(i,i.height+z)}Ht(r,"markerChanged",r,e)})},Hr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||Z(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Hr.prototype.detachLine=function(e){if(this.lines.splice(Z(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ue(Hr);function On(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Ft(e.cm,On)(e,t,n,r,i);var x=new Hr(e,i),N=ut(t,n);if(r&&P(r,x,!1),N>0||N==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=g("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(Zi(e,t.line,t,n,x)||t.line!=n.line&&Zi(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");wi()}x.addToHistory&&Ro(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,z=e.cm,Y;if(e.iter(K,n.line+1,function(de){z&&x.collapsed&&!z.options.lineWrapping&&rt(de)==z.display.maxLine&&(Y=!0),x.collapsed&&K!=t.line&&dr(de,0),Hn(de,new gn(x,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),x.collapsed&&e.iter(t.line,n.line+1,function(de){St(e,de)&&dr(de,0)}),x.clearOnEnter&&Se(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(Si(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++$o,x.atomic=!0),z){if(Y&&(z.curOp.updateMaxLine=!0),x.collapsed)Qt(z,t.line,n.line+1);else if(x.className||x.startStyle||x.endStyle||x.css||x.attributes||x.title)for(var se=t.line;se<=n.line;se++)Fr(z,se,"text");x.atomic&&No(z.doc),Ht(z,"markerAdded",z,x)}return x}var di=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};di.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Ht(this,"clear")},di.prototype.find=function(e,t){return this.primary.find(e,t)},ue(di);function Tl(e,t,n,r,i){r=P(r),r.shared=!1;var x=[On(e,t,n,r,i)],N=x[0],K=r.widgetNode;return Wr(e,function(z){K&&(r.widgetNode=K.cloneNode(!0)),x.push(On(z,lt(z,t),lt(z,n),r,i));for(var Y=0;Y<z.linked.length;++Y)if(z.linked[Y].isParent)return;N=J(x)}),new di(x,N)}function 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e=="string"&&(e=this.splitLines(e)),Ta(this,{from:x,to:x,text:e}),Vt(this,Br(x),fe)};Zt.prototype=we(li.prototype,{constructor:Zt,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=fn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Nt(function(e){var t=Fe(this.first,0),n=this.first+this.size-1;Ln(this,{from:t,to:Fe(n,et(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&Zn(this.cm,0,0),Vt(this,Br(t),fe)}),replaceRange:function(e,t,n,r){t=lt(this,t),n=n?lt(this,n):t,Dn(this,e,t,n,r)},getRange:function(e,t,n){var r=wr(this,lt(this,e),lt(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(Rr(this,e))return et(this,e)},getLineNumber:function(e){return gt(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=et(this,e)),rt(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return lt(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:Nt(function(e,t,n){Io(this,lt(this,typeof e=="number"?Fe(e,t||0):e),null,n)}),setSelection:Nt(function(e,t,n){Io(this,lt(this,e),lt(this,t||e),n)}),extendSelection:Nt(function(e,t,n){ji(this,lt(this,e),t&&lt(this,t),n)}),extendSelections:Nt(function(e,t){ko(this,Nn(this,e),t)}),extendSelectionsBy:Nt(function(e,t){var n=oe(this.sel.ranges,e);ko(this,Nn(this,n),t)}),setSelections:Nt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new vt(lt(this,e[i].anchor),lt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Vt(this,gr(this.cm,r,t),n)}),addSelection:Nt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new vt(lt(this,e),lt(this,t||e))),Vt(this,gr(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=wr(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=wr(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:Nt(function(e,t,n){for(var r=[],i=this.sel,x=0;x<i.ranges.length;x++){var N=i.ranges[x];r[x]={from:N.from(),to:N.to(),text:this.splitLines(e[x]),origin:n}}for(var K=t&&t!="end"&&fl(this,r,t),z=r.length-1;z>=0;z--)Ln(this,r[z]);K?Uo(this,K):this.cm&&wn(this.cm)}),undo:Nt(function(){Ki(this,"undo")}),redo:Nt(function(){Ki(this,"redo")}),undoSelection:Nt(function(){Ki(this,"undo",!0)}),redoSelection:Nt(function(){Ki(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 Ni(this.history.maxGeneration),Wr(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 this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:_n(this.history.done),undone:_n(this.history.undone)}},setHistory:function(e){var t=this.history=new Ni(this.history.maxGeneration);t.done=_n(e.done.slice(0),null,!0),t.undone=_n(e.undone.slice(0),null,!0)},setGutterMarker:Nt(function(e,t,n){return oi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&Re(i)&&(r.gutterMarkers=null),!0})}),clearGutter:Nt(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&oi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,Re(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Rr(this,e))return null;if(t=e,e=et(this,e),!e)return null}else if(t=gt(e),t==null)return 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i=e.state.keySeq;if(i){if(ts(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Fl.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),os(e,i+" "+t,n,r))return!0}return os(e,t,n,r)}function os(e,t,n,r){var i=Ul(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Ht(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&($(n),ca(e)),!!i}function ss(e,t){var n=ns(t,!0);return n?t.shiftKey&&!e.state.keySeq?mi(e,"Shift-"+n,t,function(r){return Vi(e,r,!0)})||mi(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return Vi(e,r)}):mi(e,n,t,function(r){return Vi(e,r)}):!1}function Nl(e,t,n){return mi(e,"'"+n+"'",t,function(r){return Vi(e,r,!0)})}var Da=null;function ls(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=k(),ke(t,e))return;B&&I<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var r=ss(t,e);_&&(Da=r?n:null,!r&&n==88&&!It&&(s?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),A&&!s&&!r&&n==46&&e.shiftKey&&!e.ctrlKey&&document.execCommand&&document.execCommand("cut"),n==18&&!/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)&&Bl(t)}function Bl(e){var t=e.display.lineDiv;F(t,"CodeMirror-crosshair");function n(r){(r.keyCode==18||!r.altKey)&&(h(t,"CodeMirror-crosshair"),Ke(document,"keyup",n),Ke(document,"mouseover",n))}Se(document,"keyup",n),Se(document,"mouseover",n)}function us(e){e.keyCode==16&&(this.doc.sel.shift=!1),ke(this,e)}function ds(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Lr(t.display,e)||ke(t,e)||e.ctrlKey&&!e.altKey||s&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(_&&n==Da){Da=null,$(e);return}if(_&&(!e.which||e.which<10)&&ss(t,e))return;var i=String.fromCharCode(r==null?n:r);if(i=="\b")return;if(Nl(t,e,i))return;t.display.input.onKeyPress(e)}var jl=400,Oa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Oa.prototype.compare=function(e,t,n){return this.time+jl>e&&ut(t,this.pos)==0&&n==this.button};var pi,gi;function Wl(e,t){var n=+new Date;return gi&&gi.compare(n,e,t)?(pi=gi=null,"triple"):pi&&pi.compare(n,e,t)?(gi=new Oa(n,e,t),pi=null,"double"):(pi=new Oa(n,e,t),gi=null,"single")}function cs(e){var t=this,n=t.display;if(ke(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Lr(n,e)){D||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ra(t,e))return;var r=rn(t,e),i=_e(e),x=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Hl(t,i,r,x,e))return;i==1?r?Gl(t,r,x,e):be(e)==n.scroller&&$(e):i==2?(r&&ji(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(w?t.display.input.onContextMenu(e):fo(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,mi(e,rs(x,i),i,function(N){if(typeof N=="string"&&(N=hi[N]),!N)return!1;var K=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),K=N(e,n)!=Ee}finally{e.state.suppressEdits=!1}return K})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var x=l?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(co,e),0):e.curOp.focus=k();var i=Kl(e,n,r),x=e.doc.sel,N;e.options.dragDrop&&Ue&&!e.isReadOnly()&&n=="single"&&(N=x.contains(t))>-1&&(ut((N=x.ranges[N]).from(),t)<0||t.xRel>0)&&(ut(N.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,N=Ft(e,function(Y){D&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ke(i.wrapper.ownerDocument,"mouseup",N),Ke(i.wrapper.ownerDocument,"mousemove",K),Ke(i.scroller,"dragstart",z),Ke(i.scroller,"drop",N),x||($(Y),r.addNew||ji(e.doc,n,null,null,r.extend),D&&!M||B&&I==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),K=function(Y){x=x||Math.abs(t.clientX-Y.clientX)+Math.abs(t.clientY-Y.clientY)>=10},z=function(){return x=!0};D&&(i.scroller.draggable=!0),e.state.draggingText=N,N.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Se(i.wrapper.ownerDocument,"mouseup",N),Se(i.wrapper.ownerDocument,"mousemove",K),Se(i.scroller,"dragstart",z),Se(i.scroller,"drop",N),fo(e),setTimeout(function(){return i.input.focus()},20)}function fs(e,t,n){if(n=="char")return new vt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new vt(Fe(t.line,0),lt(e.doc,Fe(t.line+1,0)));var r=n(e,t);return new vt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,x=e.doc;$(t);var N,K,z=x.sel,Y=z.ranges;if(r.addNew&&!r.extend?(K=x.sel.contains(n),K>-1?N=Y[K]:N=new vt(n,n)):(N=x.sel.primary(),K=x.sel.primIndex),r.unit=="rectangle")r.addNew||(N=new vt(n,n)),n=rn(e,t,!0,!0),K=-1;else{var se=fs(e,n,r.unit);r.extend?N=wa(N,se.anchor,se.head,r.extend):N=se}r.addNew?K==-1?(K=Y.length,Vt(x,gr(e,Y.concat([N]),K),{scroll:!1,origin:"*mouse"})):Y.length>1&&Y[K].empty()&&r.unit=="char"&&!r.extend?(Vt(x,gr(e,Y.slice(0,K).concat(Y.slice(K+1)),0),{scroll:!1,origin:"*mouse"}),z=x.sel):Ca(x,K,N,Te):(K=0,Vt(x,new sr([N],0),Te),z=x.sel);var de=n;function xe(Ve){if(ut(de,Ve)==0)return;if(de=Ve,r.unit=="rectangle"){for(var Ze=[],at=e.options.tabSize,nt=H(et(x,n.line).text,n.ch,at),ht=H(et(x,Ve.line).text,Ve.ch,at),Tt=Math.min(nt,ht),Bt=Math.max(nt,ht),Dt=Math.min(n.line,Ve.line),ir=Math.min(e.lastLine(),Math.max(n.line,Ve.line));Dt<=ir;Dt++){var qt=et(x,Dt).text,Mt=pe(qt,Tt,at);Tt==Bt?Ze.push(new vt(Fe(Dt,Mt),Fe(Dt,Mt))):qt.length>Mt&&Ze.push(new vt(Fe(Dt,Mt),Fe(Dt,pe(qt,Bt,at))))}Ze.length||Ze.push(new vt(n,n)),Vt(x,gr(e,z.ranges.slice(0,K).concat(Ze),K),{origin:"*mouse",scroll:!1}),e.scrollIntoView(Ve)}else{var er=N,Kt=fs(e,Ve,r.unit),Ut=er.anchor,kt;ut(Kt.anchor,Ut)>0?(kt=Kt.head,Ut=Yr(er.from(),Kt.anchor)):(kt=Kt.anchor,Ut=hn(er.to(),Kt.head));var Ot=z.ranges.slice(0);Ot[K]=Xl(e,new vt(lt(x,Ut),kt)),Vt(x,gr(e,Ot,K),Te)}}var ve=i.wrapper.getBoundingClientRect(),Pe=0;function Ie(Ve){var Ze=++Pe,at=rn(e,Ve,!0,r.unit=="rectangle");if(!at)return;if(ut(at,de)!=0){e.curOp.focus=k(),xe(at);var nt=ki(i,x);(at.line>=nt.to||at.line<nt.from)&&setTimeout(Ft(e,function(){Pe==Ze&&Ie(Ve)}),150)}else{var ht=Ve.clientY<ve.top?-20:Ve.clientY>ve.bottom?20:0;ht&&setTimeout(Ft(e,function(){if(Pe!=Ze)return;i.scroller.scrollTop+=ht,Ie(Ve)}),50)}}function Ne(Ve){e.state.selectingText=!1,Pe=Infinity,Ve&&($(Ve),i.input.focus()),Ke(i.wrapper.ownerDocument,"mousemove",ze),Ke(i.wrapper.ownerDocument,"mouseup",Qe),x.history.lastSelOrigin=null}var ze=Ft(e,function(Ve){Ve.buttons===0||!_e(Ve)?Ne(Ve):Ie(Ve)}),Qe=Ft(e,Ne);e.state.selectingText=Qe,Se(i.wrapper.ownerDocument,"mousemove",ze),Se(i.wrapper.ownerDocument,"mouseup",Qe)}function Xl(e,t){var n=t.anchor,r=t.head,i=et(e.doc,n.line);if(ut(n,r)==0&&n.sticky==r.sticky)return t;var x=He(i);if(!x)return t;var N=Be(x,n.ch,n.sticky),K=x[N];if(K.from!=n.ch&&K.to!=n.ch)return t;var z=N+(K.from==n.ch==(K.level!=1)?0:1);if(z==0||z==x.length)return t;var Y;if(r.line!=n.line)Y=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var se=Be(x,r.ch,r.sticky),de=se-N||(r.ch-n.ch)*(K.level==1?-1:1);se==z-1||se==z?Y=de<0:Y=de>0}var xe=x[z+(Y?-1:0)],ve=Y==(xe.level==1),Pe=ve?xe.from:xe.to,Ie=ve?"after":"before";return n.ch==Pe&&n.sticky==Ie?t:new vt(new Fe(n.line,Pe,Ie),r)}function hs(e,t,n,r){var i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&$(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(x>K.bottom||!ae(e,n))return ee(t);x-=K.top-N.viewOffset;for(var z=0;z<e.display.gutterSpecs.length;++z){var Y=N.gutters.childNodes[z];if(Y&&Y.getBoundingClientRect().right>=i){var se=Cr(e.doc,x),de=e.display.gutterSpecs[z];return Le(e,n,e,se,de.className,t),ee(t)}}}function Ra(e,t){return hs(e,t,"gutterClick",!0)}function ms(e,t){if(Lr(e.display,t)||Yl(e,t))return;if(ke(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return ae(e,"gutterContextMenu")?hs(e,t,"gutterContextMenu",!1):!1}function ps(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),Jn(e)}var Mn={toString:function(){return"CodeMirror.Init"}},gs={},Xi={};function $l(e){var t=e.optionHandlers;function n(r,i,x,N){e.defaults[r]=i,x&&(t[r]=N?function(K,z,Y){Y!=Mn&&x(K,z,Y)}:x)}e.defineOption=n,e.Init=Mn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,xa(r)},!0),n("indentUnit",2,xa,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){ii(r),Jn(r),Qt(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var x=[],N=r.doc.first;r.doc.iter(function(z){for(var Y=0;;){var se=z.text.indexOf(i,Y);if(se==-1)break;Y=se+i.length,x.push(Fe(N,se))}N++});for(var K=x.length-1;K>=0;K--)Dn(r.doc,i,x[K],Fe(x[K].line,x[K].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!=Mn&&r.refresh()}),n("specialCharPlaceholder",ws,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){ps(r),ni(r)},!0),n("keyMap","default",function(r,i,x){var N=zi(i),K=x!=Mn&&zi(x);K&&K.detach&&K.detach(r,N),N.attach&&N.attach(r,K||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Ql,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=ba(i,r.options.lineNumbers),ni(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?ua(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return Cn(r)},!0),n("scrollbarStyle","native",function(r){yo(r),Cn(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=ba(r.options.gutters,i),ni(r)},!0),n("firstLineNumber",1,ni,!0),n("lineNumberFormatter",function(r){return r},ni,!0),n("showCursorWhenSelecting",!1,Qn,!0),n("resetSelectionOnContextMenu",!0),n("lineWiseCopyCut",!0),n("pasteLinesPerSelection",!0),n("selectionsMayTouch",!1),n("readOnly",!1,function(r,i){i=="nocursor"&&(Sn(r),r.display.input.blur()),r.display.input.readOnlyChanged(i)}),n("screenReaderLabel",null,function(r,i){i=i===""?null:i,r.display.input.screenReaderLabelChanged(i)}),n("disableInput",!1,function(r,i){i||r.display.input.reset()},!0),n("dragDrop",!0,Jl),n("allowDropFileTypes",null),n("cursorBlinkRate",530),n("cursorScrollMargin",0),n("cursorHeight",1,Qn,!0),n("singleCursorHeightPerLine",!0,Qn,!0),n("workTime",100),n("workDelay",100),n("flattenSpans",!0,ii,!0),n("addModeClass",!1,ii,!0),n("pollInterval",100),n("undoDepth",200,function(r,i){return r.doc.history.undoDepth=i}),n("historyEventDelay",1250),n("viewportMargin",10,function(r){return r.refresh()},!0),n("maxHighlightLength",1e4,ii,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Jl(e,t,n){var r=n&&n!=Mn;if(!t!=!r){var i=e.display.dragFunctions,x=t?Se:Ke;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 Ql(e){e.options.lineWrapping?(F(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(h(e.display.wrapper,"CodeMirror-wrap"),mr(e)),da(e),Qt(e),Jn(e),setTimeout(function(){return Cn(e)},100)}function At(e,t){var n=this;if(!(this instanceof At))return new At(e,t);this.options=t=t?P(t):{},P(gs,t,!1);var r=t.value;typeof r=="string"?r=new Zt(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new At.inputStyles[t.inputStyle](this),x=this.display=new dl(e,r,i,t);x.wrapper.CodeMirror=this,ps(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),yo(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 X,keySeq:null,specialChars:null},t.autofocus&&!o&&x.input.focus(),B&&I<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Dl(),sn(this),this.curOp.forceUpdate=!0,Lo(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&fa(n)},20):Sn(this);for(var N in Xi)Xi.hasOwnProperty(N)&&Xi[N](this,t[N],Mn);xo(this),t.finishInit&&t.finishInit(this);for(var K=0;K<Pa.length;++K)Pa[K](this);ln(this),D&&t.lineWrapping&&getComputedStyle(x.lineDiv).textRendering=="optimizelegibility"&&(x.lineDiv.style.textRendering="auto")}At.defaults=gs,At.optionHandlers=Xi;function Zl(e){var t=e.display;Se(t.scroller,"mousedown",Ft(e,cs)),B&&I<11?Se(t.scroller,"dblclick",Ft(e,function(z){if(ke(e,z))return;var Y=rn(e,z);if(!Y||Ra(e,z)||Lr(e.display,z))return;$(z);var se=e.findWordAt(Y);ji(e.doc,se.anchor,se.head)})):Se(t.scroller,"dblclick",function(z){return ke(e,z)||$(z)}),Se(t.scroller,"contextmenu",function(z){return ms(e,z)}),Se(t.input.getField(),"contextmenu",function(z){t.scroller.contains(z.target)||ms(e,z)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function x(z){if(z.touches.length!=1)return!1;var Y=z.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function N(z,Y){if(Y.left==null)return!0;var se=Y.left-z.left,de=Y.top-z.top;return se*se+de*de>20*20}Se(t.scroller,"touchstart",function(z){if(!ke(e,z)&&!x(z)&&!Ra(e,z)){t.input.ensurePolled(),clearTimeout(n);var Y=+new Date;t.activeTouch={start:Y,moved:!1,prev:Y-r.end<=300?r:null},z.touches.length==1&&(t.activeTouch.left=z.touches[0].pageX,t.activeTouch.top=z.touches[0].pageY)}}),Se(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Se(t.scroller,"touchend",function(z){var Y=t.activeTouch;if(Y&&!Lr(t,z)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var se=e.coordsChar(t.activeTouch,"page"),de;!Y.prev||N(Y,Y.prev)?de=new vt(se,se):!Y.prev.prev||N(Y,Y.prev.prev)?de=e.findWordAt(se):de=new vt(Fe(se.line,0),lt(e.doc,Fe(se.line+1,0))),e.setSelection(de.anchor,de.head),e.focus(),$(z)}i()}),Se(t.scroller,"touchcancel",i),Se(t.scroller,"scroll",function(){t.scroller.clientHeight&&(qn(e,t.scroller.scrollTop),an(e,t.scroller.scrollLeft,!0),Le(e,"scroll",e))}),Se(t.scroller,"mousewheel",function(z){return wo(e,z)}),Se(t.scroller,"DOMMouseScroll",function(z){return wo(e,z)}),Se(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(z){ke(e,z)||ie(z)},over:function(z){ke(e,z)||(Ll(e,z),ie(z))},start:function(z){return Al(e,z)},drop:Ft(e,_l),leave:function(z){ke(e,z)||Zo(e)}};var K=t.input.getField();Se(K,"keyup",function(z){return us.call(e,z)}),Se(K,"keydown",Ft(e,ls)),Se(K,"keypress",Ft(e,ds)),Se(K,"focus",function(z){return fa(e,z)}),Se(K,"blur",function(z){return Sn(e,z)})}var Pa=[];At.defineInitHook=function(e){return Pa.push(e)};function vi(e,t,n,r){var i=e.doc,x;n==null&&(n="add"),n=="smart"&&(i.mode.indent?x=rr(e,t).state:n="prev");var N=e.options.tabSize,K=et(i,t),z=H(K.text,null,N);K.stateAfter&&(K.stateAfter=null);var Y=K.text.match(/^\s*/)[0],se;if(!r&&!/\S/.test(K.text))se=0,n="not";else if(n=="smart"&&(se=i.mode.indent(x,K.text.slice(Y.length),K.text),se==Ee||se>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?se=H(et(i,t-1).text,null,N):se=0:n=="add"?se=z+e.options.indentUnit:n=="subtract"?se=z-e.options.indentUnit:typeof n=="number"&&(se=z+n),se=Math.max(0,se);var de="",xe=0;if(e.options.indentWithTabs)for(var ve=Math.floor(se/N);ve;--ve)xe+=N,de+="	";if(xe<se&&(de+=he(se-xe)),de!=Y)return Dn(i,de,Fe(t,0),Fe(t,Y.length),"+input"),K.stateAfter=null,!0;for(var Pe=0;Pe<i.sel.ranges.length;Pe++){var Ie=i.sel.ranges[Pe];if(Ie.head.line==t&&Ie.head.ch<Y.length){var Ne=Fe(t,Y.length);Ca(i,Pe,new vt(Ne,Ne));break}}}var vr=null;function Yi(e){vr=e}function Ma(e,t,n,r,i){var x=e.doc;e.display.shift=!1,r||(r=x.sel);var N=+new Date-200,K=i=="paste"||e.state.pasteIncoming>N,z=mt(t),Y=null;if(K&&r.ranges.length>1)if(vr&&vr.text.join(`
`)==t){if(r.ranges.length%vr.text.length==0){Y=[];for(var se=0;se<vr.text.length;se++)Y.push(x.splitLines(vr.text[se]))}}else z.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(Y=oe(z,function(ze){return[ze]}));for(var de=e.curOp.updateInput,xe=r.ranges.length-1;xe>=0;xe--){var ve=r.ranges[xe],Pe=ve.from(),Ie=ve.to();ve.empty()&&(n&&n>0?Pe=Fe(Pe.line,Pe.ch-n):e.state.overwrite&&!K?Ie=Fe(Ie.line,Math.min(et(x,Ie.line).text.length,Ie.ch+J(z).length)):K&&vr&&vr.lineWise&&vr.text.join(`
`)==z.join(`
`)&&(Pe=Ie=Fe(Pe.line,0)));var Ne={from:Pe,to:Ie,text:Y?Y[xe%Y.length]:z,origin:i||(K?"paste":e.state.cutIncoming>N?"cut":"+input")};Ln(e.doc,Ne),Ht(e,"inputRead",e,Ne)}t&&!K&&ys(e,t),wn(e),e.curOp.updateInput<2&&(e.curOp.updateInput=de),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function vs(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&nr(t,function(){return Ma(t,n,0,null,"paste")}),!0}function ys(e,t){if(!e.options.electricChars||!e.options.smartIndent)return;for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)continue;var x=e.getModeAt(i.head),N=!1;if(x.electricChars){for(var K=0;K<x.electricChars.length;K++)if(t.indexOf(x.electricChars.charAt(K))>-1){N=vi(e,i.head.line,"smart");break}}else x.electricInput&&(x.electricInput.test(et(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=vi(e,i.head.line,"smart")));N&&Ht(e,"electricInput",e,i.head.line)}}function bs(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:Fe(i,0),head:Fe(i+1,0)};n.push(x),t.push(e.getRange(x.anchor,x.head))}return{text:t,ranges:n}}function Es(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function xs(){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 D?e.style.width="1000px":e.setAttribute("wrap","off"),b&&(e.style.border="1px solid black"),Es(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,N=x[r];if(x[r]==i&&r!="mode")return;x[r]=i,t.hasOwnProperty(r)&&Ft(this,t[r])(this,i,N),Le(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:$t(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");q(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,Qt(this)}),removeOverlay:$t(function(r){for(var i=this.state.overlays,x=0;x<i.length;++x){var N=i[x].modeSpec;if(N==r||typeof r=="string"&&N.name==r){i.splice(x,1),this.state.modeGen++,Qt(this);return}}}),indentLine:$t(function(r,i,x){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Rr(this.doc,r)&&vi(this,r,i,x)}),indentSelection:$t(function(r){for(var i=this.doc.sel.ranges,x=-1,N=0;N<i.length;N++){var K=i[N];if(K.empty())K.head.line>x&&(vi(this,K.head.line,r,!0),x=K.head.line,N==this.doc.sel.primIndex&&wn(this));else{var z=K.from(),Y=K.to(),se=Math.max(x,z.line);x=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var de=se;de<x;++de)vi(this,de,r);var xe=this.doc.sel.ranges;z.ch==0&&i.length==xe.length&&xe[N].from().ch>0&&Ca(this.doc,N,new vt(z,xe[N].to()),fe)}}}),getTokenAt:function(r,i){return Ar(this,r,i)},getLineTokens:function(r,i){return Ar(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=lt(this.doc,r);var i=Bn(this,et(this.doc,r.line)),x=0,N=(i.length-1)/2,K=r.ch,z;if(K==0)z=i[2];else for(;;){var Y=x+N>>1;if((Y?i[Y*2-1]:0)>=K)N=Y;else if(i[Y*2+1]<K)x=Y+1;else{z=i[Y*2+2];break}}var se=z?z.indexOf("overlay "):-1;return se<0?z:se==0?null:z.slice(0,se-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 N=n[i],K=this.getModeAt(r);if(typeof K[i]=="string")N[K[i]]&&x.push(N[K[i]]);else if(K[i])for(var z=0;z<K[i].length;z++){var Y=N[K[i][z]];Y&&x.push(Y)}else K.helperType&&N[K.helperType]?x.push(N[K.helperType]):N[K.name]&&x.push(N[K.name]);for(var se=0;se<N._global.length;se++){var de=N._global[se];de.pred(K,this)&&Z(x,de.val)==-1&&x.push(de.val)}return x},getStateAfter:function(r,i){var x=this.doc;return r=$r(x,r==null?x.first+x.size-1:r),rr(this,r+1,i).state},cursorCoords:function(r,i){var x,N=this.doc.sel.primary();return r==null?x=N.head:typeof r=="object"?x=lt(this.doc,r):x=r?N.from():N.to(),pr(this,x,i||"page")},charCoords:function(r,i){return ia(this,lt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=ro(this,r,i||"page"),oa(this,r.left,r.top)},lineAtHeight:function(r,i){return r=ro(this,{top:r,left:0},i||"page").top,Cr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var N=!1,K;if(typeof r=="number"){var z=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>z&&(r=z,N=!0),K=et(this.doc,r)}else K=r;return Oi(this,K,{top:0,left:0},i||"page",x||N).top+(N?this.doc.height-_t(K):0)},defaultTextHeight:function(){return xn(this.display)},defaultCharWidth:function(){return Tn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,N,K){var z=this.display;r=pr(this,lt(this.doc,r));var Y=r.bottom,se=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),z.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var de=Math.max(z.wrapper.clientHeight,this.doc.height),xe=Math.max(z.sizer.clientWidth,z.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>de)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=de&&(Y=r.bottom),se+i.offsetWidth>xe&&(se=xe-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",K=="right"?(se=z.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?se=0:K=="middle"&&(se=(z.sizer.clientWidth-i.offsetWidth)/2),i.style.left=se+"px"),x&&Js(this,{left:se,top:Y,right:se+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:$t(ls),triggerOnKeyPress:$t(ds),triggerOnKeyUp:us,triggerOnMouseDown:$t(cs),execCommand:function(r){if(hi.hasOwnProperty(r))return hi[r].call(null,this)},triggerElectric:$t(function(r){ys(this,r)}),findPosH:function(r,i,x,N){var K=1;i<0&&(K=-1,i=-i);for(var z=lt(this.doc,r),Y=0;Y<i&&!(z=ka(this.doc,z,K,x,N),z.hitSide);++Y);return z},moveH:$t(function(r,i){var x=this;this.extendSelectionsBy(function(N){return x.display.shift||x.doc.extend||N.empty()?ka(x.doc,N.head,r,i,x.options.rtlMoveVisually):r<0?N.from():N.to()},ge)}),deleteH:$t(function(r,i){var x=this.doc.sel,N=this.doc;x.somethingSelected()?N.replaceSelection("",null,"+delete"):Pn(this,function(K){var z=ka(N,K.head,r,i,!1);return r<0?{from:z,to:K.head}:{from:K.head,to:z}})}),findPosV:function(r,i,x,N){var K=1,z=N;i<0&&(K=-1,i=-i);for(var Y=lt(this.doc,r),se=0;se<i;++se){var de=pr(this,Y,"div");if(z==null?z=de.left:de.left=z,Y=Ts(this,de,K,x),Y.hitSide)break}return Y},moveV:$t(function(r,i){var x=this,N=this.doc,K=[],z=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(se){if(z)return r<0?se.from():se.to();var de=pr(x,se.head,"div");se.goalColumn!=null&&(de.left=se.goalColumn),K.push(de.left);var xe=Ts(x,de,r,i);return i=="page"&&se==N.sel.primary()&&ma(x,ia(x,xe,"div").top-de.top),xe},ge),K.length)for(var Y=0;Y<N.sel.ranges.length;Y++)N.sel.ranges[Y].goalColumn=K[Y]}),findWordAt:function(r){var i=this.doc,x=et(i,r.line).text,N=r.ch,K=r.ch;if(x){var z=this.getHelper(r,"wordChars");(r.sticky=="before"||K==x.length)&&N?--N:++K;for(var Y=x.charAt(N),se=De(Y,z)?function(de){return De(de,z)}:/\s/.test(Y)?function(de){return/\s/.test(de)}:function(de){return!/\s/.test(de)&&!De(de)};N>0&&se(x.charAt(N-1));)--N;for(;K<x.length&&se(x.charAt(K));)++K}return new vt(Fe(r.line,N),Fe(r.line,K))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Le(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==k()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:$t(function(r,i){Zn(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-br(this)-this.display.barHeight,width:r.scrollWidth-br(this)-this.display.barWidth,clientHeight:ta(this),clientWidth:en(this)}},scrollIntoView:$t(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:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Qs(this,r):mo(this,r.from,r.to,r.margin)}),setSize:$t(function(r,i){var x=this,N=function(z){return typeof z=="number"||/^\d+$/.test(String(z))?z+"px":z};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&qa(this);var K=this.display.viewFrom;this.doc.iter(K,this.display.viewTo,function(z){if(z.widgets){for(var Y=0;Y<z.widgets.length;Y++)if(z.widgets[Y].noHScroll){Fr(x,K,"widget");break}}++K}),this.curOp.forceUpdate=!0,Le(this,"refresh",this)}),operation:function(r){return nr(this,r)},startOperation:function(){return sn(this)},endOperation:function(){return ln(this)},refresh:$t(function(){var r=this.display.cachedTextHeight;Qt(this),this.curOp.forceUpdate=!0,Jn(this),Zn(this,this.doc.scrollLeft,this.doc.scrollTop),va(this.display),(r==null||Math.abs(r-xn(this.display))>.5||this.options.lineWrapping)&&da(this),Le(this,"refresh",this)}),swapDoc:$t(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Lo(this,r),Jn(this),this.display.input.reset(),Zn(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Ht(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}},ue(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,N){e.registerHelper(r,i,N),n[r]._global.push({pred:x,val:N})}}function ka(e,t,n,r,i){var x=t,N=n,K=et(e,t.line),z=i&&e.direction=="rtl"?-n:n;function Y(){var Qe=t.line+z;return Qe<e.first||Qe>=e.first+e.size?!1:(t=new Fe(Qe,t.ch,t.sticky),K=et(e,Qe))}function se(Qe){var Ve;if(r=="codepoint"){var Ze=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(Ze)?Ve=null:Ve=new Fe(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(Ze>=55296&&Ze<56320?2:1))),-n)}else i?Ve=kl(e.cm,K,t,n):Ve=Aa(K,t,n);if(Ve==null)if(!Qe&&Y())t=La(i,e.cm,K,t.line,z);else return!1;else t=Ve;return!0}if(r=="char"||r=="codepoint")se();else if(r=="column")se(!0);else if(r=="word"||r=="group")for(var de=null,xe=r=="group",ve=e.cm&&e.cm.getHelper(t,"wordChars"),Pe=!0;!(n<0&&!se(!Pe));Pe=!1){var Ie=K.text.charAt(t.ch)||`
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`?"n":!xe||/\s/.test(Ie)?null:"p";if(xe&&!Pe&&!Ne&&(Ne="s"),de&&de!=Ne){n<0&&(n=1,se(),t.sticky="after");break}if(Ne&&(de=Ne),n>0&&!se(!Pe))break}var ze=Hi(e,t,x,N,!0);return je(x,ze)&&(ze.hitSide=!0),ze}function Ts(e,t,n,r){var i=e.doc,x=t.left,N;if(r=="page"){var K=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),z=Math.max(K-.5*xn(e.display),3);N=(n>0?t.bottom:t.top)+n*z}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var Y;!(Y=oa(e,x,N),!Y.outside);){if(n<0?N<=0:N>=i.height){Y.hitSide=!0;break}N+=n*5}return Y}var bt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new X,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};bt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;Es(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function x(K){for(var z=K.target;z;z=z.parentNode){if(z==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(z.className))break}return!1}Se(i,"paste",function(K){if(!x(K)||ke(r,K)||vs(K,r))return;I<=11&&setTimeout(Ft(r,function(){return t.updateFromDOM()}),20)}),Se(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Se(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Se(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Se(i,"touchstart",function(){return n.forceCompositionEnd()}),Se(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!x(K)||ke(r,K))return;if(r.somethingSelected())Yi({lineWise:!1,text:r.getSelections()}),K.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var z=bs(r);Yi({lineWise:!0,text:z.text}),K.type=="cut"&&r.operation(function(){r.setSelections(z.ranges,0,fe),r.replaceSelection("",null,"cut")})}else return;if(K.clipboardData){K.clipboardData.clearData();var Y=vr.text.join(`
`);if(K.clipboardData.setData("Text",Y),K.clipboardData.getData("Text")==Y){K.preventDefault();return}}var se=xs(),de=se.firstChild;r.display.lineSpace.insertBefore(se,r.display.lineSpace.firstChild),de.value=vr.text.join(`
`);var xe=document.activeElement;W(de),setTimeout(function(){r.display.lineSpace.removeChild(se),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Se(i,"copy",N),Se(i,"cut",N)},bt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},bt.prototype.prepareSelection=function(){var e=lo(this.cm,!1);return e.focus=document.activeElement==this.div,e},bt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},bt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},bt.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),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=$i(t,e.anchorNode,e.anchorOffset),N=$i(t,e.focusNode,e.focusOffset);if(x&&!x.bad&&N&&!N.bad&&ut(Yr(x,N),r)==0&&ut(hn(x,N),i)==0)return;var K=t.display.view,z=r.line>=t.display.viewFrom&&Ss(t,r)||{node:K[0].measure.map[2],offset:0},Y=i.line<t.display.viewTo&&Ss(t,i);if(!Y){var se=K[K.length-1].measure,de=se.maps?se.maps[se.maps.length-1]:se.map;Y={node:de[de.length-1],offset:de[de.length-2]-de[de.length-3]}}if(!z||!Y){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),ve;try{ve=p(z.node,z.offset,Y.offset,Y.node)}catch(Pe){}ve&&(!A&&t.state.focused?(e.collapse(z.node,z.offset),ve.collapsed||(e.removeAllRanges(),e.addRange(ve))):(e.removeAllRanges(),e.addRange(ve)),xe&&e.anchorNode==null?e.addRange(xe):A&&this.startGracePeriod()),this.rememberSelection()},bt.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},bt.prototype.showMultipleSelections=function(e){u(this.cm.display.cursorDiv,e.cursors),u(this.cm.display.selectionDiv,e.selection)},bt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},bt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return v(this.div,t)},bt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},bt.prototype.blur=function(){this.div.blur()},bt.prototype.getField=function(){return this.div},bt.prototype.supportsTouch=function(){return!0},bt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():nr(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},bt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},bt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(d&&E&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=$i(t,e.anchorNode,e.anchorOffset),r=$i(t,e.focusNode,e.focusOffset);n&&r&&nr(t,function(){Vt(t.doc,Br(n,r),fe),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},bt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,et(e.doc,r.line-1).length)),i.ch==et(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var x,N,K;r.line==t.viewFrom||(x=nn(e,r.line))==0?(N=gt(t.view[0].line),K=t.view[0].node):(N=gt(t.view[x].line),K=t.view[x-1].node.nextSibling);var z=nn(e,i.line),Y,se;if(z==t.view.length-1?(Y=t.viewTo-1,se=t.lineDiv.lastChild):(Y=gt(t.view[z+1].line)-1,se=t.view[z+1].node.previousSibling),!K)return!1;for(var de=e.doc.splitLines(tu(e,K,se,N,Y)),xe=wr(e.doc,Fe(N,0),Fe(Y,et(e.doc,Y).text.length));de.length>1&&xe.length>1;)if(J(de)==J(xe))de.pop(),xe.pop(),Y--;else if(de[0]==xe[0])de.shift(),xe.shift(),N++;else break;for(var ve=0,Pe=0,Ie=de[0],Ne=xe[0],ze=Math.min(Ie.length,Ne.length);ve<ze&&Ie.charCodeAt(ve)==Ne.charCodeAt(ve);)++ve;for(var Qe=J(de),Ve=J(xe),Ze=Math.min(Qe.length-(de.length==1?ve:0),Ve.length-(xe.length==1?ve:0));Pe<Ze&&Qe.charCodeAt(Qe.length-Pe-1)==Ve.charCodeAt(Ve.length-Pe-1);)++Pe;if(de.length==1&&xe.length==1&&N==r.line)for(;ve&&ve>r.ch&&Qe.charCodeAt(Qe.length-Pe-1)==Ve.charCodeAt(Ve.length-Pe-1);)ve--,Pe++;de[de.length-1]=Qe.slice(0,Qe.length-Pe).replace(/^\u200b+/,""),de[0]=de[0].slice(ve).replace(/\u200b+$/,"");var at=Fe(N,ve),nt=Fe(Y,xe.length?J(xe).length-Pe:0);if(de.length>1||de[0]||ut(at,nt))return Dn(e.doc,de,at,nt,"+input"),!0},bt.prototype.ensurePolled=function(){this.forceCompositionEnd()},bt.prototype.reset=function(){this.forceCompositionEnd()},bt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},bt.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},bt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&nr(this.cm,function(){return Qt(e.cm)})},bt.prototype.setUneditable=function(e){e.contentEditable="false"},bt.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||Ft(this.cm,Ma)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},bt.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},bt.prototype.onContextMenu=function(){},bt.prototype.resetPosition=function(){},bt.prototype.needsContentAttribute=!0;function Ss(e,t){var n=ra(e,t.line);if(!n||n.hidden)return null;var r=et(e.doc,t.line),i=Ya(n,r,t.line),x=He(r,e.doc.direction),N="left";if(x){var K=Be(x,t.ch);N=K%2?"right":"left"}var z=Qa(i.map,t.ch,N);return z.offset=z.collapse=="right"?z.end:z.start,z}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function kn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var x="",N=!1,K=e.doc.lineSeparator(),z=!1;function Y(ve){return function(Pe){return Pe.id==ve}}function se(){N&&(x+=K,z&&(x+=K),N=z=!1)}function de(ve){ve&&(se(),x+=ve)}function xe(ve){if(ve.nodeType==1){var Pe=ve.getAttribute("cm-text");if(Pe){de(Pe);return}var Ie=ve.getAttribute("cm-marker"),Ne;if(Ie){var ze=e.findMarks(Fe(r,0),Fe(i+1,0),Y(+Ie));ze.length&&(Ne=ze[0].find(0))&&de(wr(e.doc,Ne.from,Ne.to).join(K));return}if(ve.getAttribute("contenteditable")=="false")return;var Qe=/^(pre|div|p|li|table|br)$/i.test(ve.nodeName);if(!/^br$/i.test(ve.nodeName)&&ve.textContent.length==0)return;Qe&&se();for(var Ve=0;Ve<ve.childNodes.length;Ve++)xe(ve.childNodes[Ve]);/^(pre|p)$/i.test(ve.nodeName)&&(z=!0),Qe&&(N=!0)}else ve.nodeType==3&&de(ve.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(xe(t),t==n);)t=t.nextSibling,z=!1;return x}function $i(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return kn(e.clipPos(Fe(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||!v(r,t))return kn(Fe(gt(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var x=e.rest?J(e.rest):e.line;return kn(Fe(gt(x),x.text.length),i)}var N=t.nodeType==3?t:null,K=t;for(!N&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(N=t.firstChild,n&&(n=N.nodeValue.length));K.parentNode!=r;)K=K.parentNode;var z=e.measure,Y=z.maps;function se(Ne,ze,Qe){for(var Ve=-1;Ve<(Y?Y.length:0);Ve++)for(var Ze=Ve<0?z.map:Y[Ve],at=0;at<Ze.length;at+=3){var nt=Ze[at+2];if(nt==Ne||nt==ze){var ht=gt(Ve<0?e.line:e.rest[Ve]),Tt=Ze[at]+Qe;return(Qe<0||nt!=Ne)&&(Tt=Ze[at+(Qe?1:0)]),Fe(ht,Tt)}}}var de=se(N,K,n);if(de)return kn(de,i);for(var xe=K.nextSibling,ve=N?N.nodeValue.length-n:0;xe;xe=xe.nextSibling){if(de=se(xe,xe.firstChild,0),de)return kn(Fe(de.line,de.ch-ve),i);ve+=xe.textContent.length}for(var Pe=K.previousSibling,Ie=n;Pe;Pe=Pe.previousSibling){if(de=se(Pe,Pe.firstChild,-1),de)return kn(Fe(de.line,de.ch+Ie),i);Ie+=Pe.textContent.length}}var Pt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new X,this.hasSelection=!1,this.composing=null};Pt.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),b&&(i.style.width="0px"),Se(i,"input",function(){B&&I>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Se(i,"paste",function(N){if(ke(r,N)||vs(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function x(N){if(ke(r,N))return;if(r.somethingSelected())Yi({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var K=bs(r);Yi({lineWise:!0,text:K.text}),N.type=="cut"?r.setSelections(K.ranges,null,fe):(n.prevInput="",i.value=K.text.join(`
`),W(i))}else return;N.type=="cut"&&(r.state.cutIncoming=+new Date)}Se(i,"cut",x),Se(i,"copy",x),Se(e.scroller,"paste",function(N){if(Lr(e,N)||ke(r,N))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var K=new Event("paste");K.clipboardData=N.clipboardData,i.dispatchEvent(K)}),Se(e.lineSpace,"selectstart",function(N){Lr(e,N)||$(N)}),Se(i,"compositionstart",function(){var N=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:N,range:r.markText(N,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Se(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Pt.prototype.createField=function(e){this.wrapper=xs(),this.textarea=this.wrapper.firstChild},Pt.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Pt.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=lo(e);if(e.options.moveInputWithCursor){var i=pr(e,n.sel.primary().head,"div"),x=t.wrapper.getBoundingClientRect(),N=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+N.top-x.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+N.left-x.left))}return r},Pt.prototype.showSelection=function(e){var t=this.cm,n=t.display;u(n.cursorDiv,e.cursors),u(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Pt.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&&I>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",B&&I>=9&&(this.hasSelection=null))},Pt.prototype.getField=function(){return this.textarea},Pt.prototype.supportsTouch=function(){return!1},Pt.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!o||k()!=this.textarea))try{this.textarea.focus()}catch(e){}},Pt.prototype.blur=function(){this.textarea.blur()},Pt.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Pt.prototype.receivedFocus=function(){this.slowPoll()},Pt.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()})},Pt.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)},Pt.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||st(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(B&&I>=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 N=0,K=Math.min(r.length,i.length);N<K&&r.charCodeAt(N)==i.charCodeAt(N);)++N;return nr(t,function(){Ma(t,i.slice(N),r.length-N,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Pt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Pt.prototype.onKeyPress=function(){B&&I>=9&&(this.hasSelection=null),this.fastPoll()},Pt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var x=rn(n,e),N=r.scroller.scrollTop;if(!x||_)return;var K=n.options.resetSelectionOnContextMenu;K&&n.doc.sel.contains(x)==-1&&Ft(n,Vt)(n.doc,Br(x),fe);var z=i.style.cssText,Y=t.wrapper.style.cssText,se=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-se.top-5)+"px; left: "+(e.clientX-se.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 de;D&&(de=window.scrollY),r.input.focus(),D&&window.scrollTo(null,de),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=ve,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function xe(){if(i.selectionStart!=null){var Ie=n.somethingSelected(),Ne="\u200B"+(Ie?i.value:"");i.value="\u21DA",i.value=Ne,t.prevInput=Ie?"":"\u200B",i.selectionStart=1,i.selectionEnd=Ne.length,r.selForContextMenu=n.doc.sel}}function ve(){if(t.contextMenuPending!=ve)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=Y,i.style.cssText=z,B&&I<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=N),i.selectionStart!=null){(!B||B&&I<9)&&xe();var Ie=0,Ne=function(){r.selForContextMenu==n.doc.sel&&i.selectionStart==0&&i.selectionEnd>0&&t.prevInput=="\u200B"?Ft(n,Wo)(n):Ie++<10?r.detectingSelectAll=setTimeout(Ne,500):(r.selForContextMenu=null,r.input.reset())};r.detectingSelectAll=setTimeout(Ne,200)}}if(B&&I>=9&&xe(),w){ie(e);var Pe=function(){Ke(window,"mouseup",Pe),setTimeout(ve,20)};Se(window,"mouseup",Pe)}else setTimeout(ve,50)},Pt.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled=e=="nocursor",this.textarea.readOnly=!!e},Pt.prototype.setUneditable=function(){},Pt.prototype.needsContentAttribute=!1;function nu(e,t){if(t=t?P(t):{},t.value=e.value,!t.tabindex&&e.tabIndex&&(t.tabindex=e.tabIndex),!t.placeholder&&e.placeholder&&(t.placeholder=e.placeholder),t.autofocus==null){var n=k();t.autofocus=n==e||e.getAttribute("autofocus")!=null&&n==document.body}function r(){e.value=K.getValue()}var i;if(e.form&&(Se(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var x=e.form;i=x.submit;try{var 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y(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function h(u,a){if((a.liveSyncDurationCount||a.liveMaxLatencyDurationCount)&&(a.liveSyncDuration||a.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(a.liveMaxLatencyDurationCount!==void 0&&(a.liveSyncDurationCount===void 0||a.liveMaxLatencyDurationCount<=a.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(a.liveMaxLatencyDuration!==void 0&&(a.liveSyncDuration===void 0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return l({},u,a)}function c(u){var a=u.loader;if(a!==b.default&&a!==T.default)s.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),u.progressive=!1;else{var g=Object(b.fetchSupported)();g&&(u.loader=b.default,u.progressive=!0,u.enableSoftwareAES=!0,s.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),U=A("./src/utils/ewma-bandwidth-estimator.ts"),R=A("./src/events.ts"),B=A("./src/utils/buffer-helper.ts"),I=A("./src/errors.ts"),D=A("./src/types/loader.ts"),L=A("./src/utils/logger.ts");function E(C,T){for(var b=0;b<T.length;b++){var d=T[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function _(C,T,b){return T&&E(C.prototype,T),b&&E(C,b),C}var M=function(){function C(b){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=b;var d=b.config;this.bwEstimator=new U.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var T=C.prototype;return T.registerListeners=function(){var d=this.hls;d.on(R.Events.FRAG_LOADING,this.onFragLoading,this),d.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var d=this.hls;d.off(R.Events.FRAG_LOADING,this.onFragLoading,this),d.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},T.onFragLoading=function(d,o){var s=o.frag;if(s.type===D.PlaylistLevelType.MAIN&&!this.timer){var l;this.fragCurrent=s,this.partCurrent=(l=o.part)!=null?l:null,this.timer=self.setInterval(this.onCheck,100)}},T.onLevelLoaded=function(d,o){var s=this.hls.config;o.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)},T._abandonRulesCheck=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.autoLevelEnabled,S=s.config,f=s.media;if(!d||!f)return;var m=o?o.stats:d.stats,w=o?o.duration:d.duration;if(m.aborted){L.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!l||f.paused||!f.playbackRate||!f.readyState)return;var y=performance.now()-m.loading.start,h=Math.abs(f.playbackRate);if(y<=500*w/h)return;var c=s.levels,u=s.minAutoLevel,a=c[d.level],g=m.total||Math.max(m.loaded,Math.round(w*a.maxBitrate/8)),p=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/y),v=(g-m.loaded)/p,k=f.currentTime,F=(B.BufferHelper.bufferInfo(f,k,S.maxBufferHole).end-k)/h;if(F>=2*w/h||v<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>u;W--){var O=c[W].maxBitrate;if(j=w*O/(8*.8*p),j<F)break}if(j>=v)return;var P=this.bwEstimator.getEstimate();L.logger.warn("Fragment "+d.sn+(o?" part "+o.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(G.isFiniteNumber)(P)?(P/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+v.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),s.nextLoadLevel=W,this.bwEstimator.sample(y,m.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),s.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:o,stats:m})},T.onFragLoaded=function(d,o){var s=o.frag,l=o.part;if(s.type===D.PlaylistLevelType.MAIN&&Object(G.isFiniteNumber)(s.sn)){var S=l?l.stats:s.stats,f=l?l.duration:s.duration;if(this.clearTimer(),this.lastLoadedFragLevel=s.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[s.level],w=(m.loaded?m.loaded.bytes:0)+S.loaded,y=(m.loaded?m.loaded.duration:0)+f;m.loaded={bytes:w,duration:y},m.realBitrate=Math.round(8*w/y)}if(s.bitrateTest){var h={stats:S,frag:s,part:l,id:s.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,h),s.bitrateTest=!1}}},T.onFragBuffered=function(d,o){var s=o.frag,l=o.part,S=l?l.stats:s.stats;if(S.aborted)return;if(s.type!==D.PlaylistLevelType.MAIN||s.sn==="initSegment")return;var f=S.parsing.end-S.loading.start;this.bwEstimator.sample(f,S.loaded),S.bwEstimate=this.bwEstimator.getEstimate(),s.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},T.onError=function(d,o){switch(o.details){case I.ErrorDetails.FRAG_LOAD_ERROR:case I.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var d=this.fragCurrent,o=this.partCurrent,s=this.hls,l=s.maxAutoLevel,S=s.config,f=s.minAutoLevel,m=s.media,w=o?o.duration:d?d.duration:0,y=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,u=(B.BufferHelper.bufferInfo(m,y,S.maxBufferHole).end-y)/h,a=this.findBestLevel(c,f,l,u,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;L.logger.trace((u?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=w?Math.min(w,S.maxStarvationDelay):S.maxStarvationDelay,p=S.abrBandWidthFactor,v=S.abrBandWidthUpFactor;if(!u){var k=this.bitrateTestDelay;if(k){var F=w?Math.min(w,S.maxLoadingDelay):S.maxLoadingDelay;g=F-k,L.logger.trace("bitrate test took "+Math.round(1e3*k)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),p=v=1}}return a=this.findBestLevel(c,f,l,u+g,p,v),Math.max(a,0)},T.findBestLevel=function(d,o,s,l,S,f){for(var m,w=this.fragCurrent,y=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,u=c[h],a=!!(u!=null&&(m=u.details)!==null&&m!==void 0&&m.live),g=u==null?void 0:u.codecSet,p=y?y.duration:w?w.duration:0,v=s;v>=o;v--){var k=c[v];if(!k||g&&k.codecSet!==g)continue;var F=k.details,j=(y?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||p,W=void 0;v<=h?W=S*d:W=f*d;var O=c[v].maxBitrate,P=O*j/W;if(L.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+v+"/"+Math.round(W)+"/"+O+"/"+j+"/"+l+"/"+P),W>O&&(!P||a&&!this.bitrateTestDelay||P<l))return v}return-1},_(C,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,o=this.bwEstimator;if(d!==-1&&(!o||!o.canEstimate()))return d;var s=this.getNextABRAutoLevel();return d!==-1&&(s=Math.min(d,s)),s},set:function(d){this._nextAutoLevel=d}}]),C}();V.default=M},"./src/controller/audio-stream-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),U=A("./src/controller/base-stream-controller.ts"),R=A("./src/events.ts"),B=A("./src/utils/buffer-helper.ts"),I=A("./src/controller/fragment-tracker.ts"),D=A("./src/types/level.ts"),L=A("./src/types/loader.ts"),E=A("./src/loader/fragment.ts"),_=A("./src/demux/chunk-cache.ts"),M=A("./src/demux/transmuxer-interface.ts"),C=A("./src/types/transmuxer.ts"),T=A("./src/controller/fragment-finders.ts"),b=A("./src/utils/discontinuities.ts"),d=A("./src/errors.ts"),o=A("./src/utils/logger.ts");function s(){return s=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},s.apply(this,arguments)}function l(w,y){w.prototype=Object.create(y.prototype),w.prototype.constructor=w,S(w,y)}function S(w,y){return S=Object.setPrototypeOf||function(c,u){return c.__proto__=u,c},S(w,y)}var f=100,m=function(w){l(y,w);function y(c,u){var a;return a=w.call(this,c,u,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=y.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var u=this.hls;u.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(R.Events.ERROR,this.onError,this),u.on(R.Events.BUFFER_RESET,this.onBufferReset,this),u.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),u.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var u=this.hls;u.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),u.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),u.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),u.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(R.Events.ERROR,this.onError,this),u.off(R.Events.BUFFER_RESET,this.onBufferReset,this),u.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),u.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),u.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(u,a){var g=a.frag,p=a.id,v=a.initPTS;if(p==="main"){var k=g.cc;this.initPTS[g.cc]=v,this.log("InitPTS for cc: "+k+" found from main: "+v),this.videoTrackCC=k,this.state===U.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(u){if(!this.levels){this.startPosition=u,this.state=U.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,a>0&&u===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=U.State.IDLE):(this.loadedmetadata=!1,this.state=U.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=u,this.tick()},h.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_TRACK:{var u,a=this.levels,g=this.trackId,p=a==null||((u=a[g])===null||u===void 0)?void 0:u.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=U.State.WAITING_INIT_PTS}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var v,k=performance.now(),F=this.retryDate;(!F||k>=F||(v=this.media)!==null&&v!==void 0&&v.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=U.State.IDLE);break}case U.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,O=j.part,P=j.cache,H=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.FRAG_LOADING;var X=P.flush(),Z={frag:W,part:O,payload:X,networkDetails:null};this._handleFragmentLoadProgress(Z),H&&w.prototype._handleFragmentLoadComplete.call(this,Z)}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 re=this.getLoadPosition(),Ee=B.BufferHelper.bufferInfo(this.mediaBuffer,re,this.config.maxBufferHole),fe=Object(T.fragmentWithinToleranceTest)(Ee.end,this.config.maxFragLookUpTolerance,W);fe<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Ee.end+" is needed"),this.clearWaitingFragment())}}else this.state=U.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var u=this.waitingData;u&&(this.fragmentTracker.removeFragment(u.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.IDLE)},h.onTickEnd=function(){var u=this.media;if(!u||!u.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:u,g=a.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=u.currentTime},h.doTickIdle=function(){var u,a,g=this.hls,p=this.levels,v=this.media,k=this.trackId,F=g.config;if(!p||!p[k])return;if(!v&&(this.startFragRequested||!F.startFragPrefetch))return;var j=p[k],W=j.details;if(!W||W.live&&this.levelLastLoaded!==k||this.waitForCdnTuneIn(W)){this.state=U.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,E.ElementaryStreamTypes.AUDIO,L.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,L.PlaylistLevelType.AUDIO);if(O===null)return;var P=O.len,H=this.getMaxBufferLength(),X=this.audioSwitch;if(P>=H&&!X)return;if(!X&&this._streamEnded(O,W)){g.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=U.State.ENDED;return}var Z=W.fragments,re=Z[0].start,Ee=O.end;if(X){var fe=this.getLoadPosition();Ee=fe,W.PTSKnown&&fe<re&&((O.end>re||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),v.currentTime=re+.05))}var Te=this.getNextFragment(Ee,W);if(!Te){this.bufferFlushed=!0;return}((u=Te.decryptdata)===null||u===void 0?void 0:u.keyFormat)==="identity"&&!((a=Te.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(Te,W):this.loadFragment(Te,W,Ee)},h.getMaxBufferLength=function(){var u=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,L.PlaylistLevelType.MAIN);return a===null?u:Math.max(u,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(u,a){var g=a.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(p){return new D.Level(p)})},h.onAudioTrackSwitching=function(u,a){var g=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(f):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=U.State.IDLE):this.state=U.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(u,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(u,a){var g,p=this.levels,v=a.details,k=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+k);return}this.log("Track "+k+" loaded ["+v.startSN+","+v.endSN+"],duration:"+v.totalduration);var F=p[k],j=0;if(v.live||(g=F.details)!==null&&g!==void 0&&g.live){var W=this.mainDetails;if(v.fragments[0]||(v.deltaUpdateFailed=!0),v.deltaUpdateFailed||!W)return;!F.details&&v.hasProgramDateTime&&W.hasProgramDateTime?(Object(b.alignMediaPlaylistByPDT)(v,W),j=v.fragments[0].start):j=this.alignPlaylists(v,F.details)}F.details=v,this.levelLastLoaded=k,!this.startFragRequested&&(this.mainDetails||!v.live)&&this.setStartPosition(F.details,j),this.state===U.State.WAITING_TRACK&&!this.waitForCdnTuneIn(v)&&(this.state=U.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(u){var a,g=u.frag,p=u.part,v=u.payload,k=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 P=k.defaultAudioCodec||W.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new M.default(this.hls,L.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var X=this.initPTS[g.cc],Z=(a=g.initSegment)===null||a===void 0?void 0:a.data;if(X!==void 0){var re=!1,Ee=p?p.index:-1,fe=Ee!==-1,Te=new C.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,v.byteLength,Ee,fe);H.push(v,Z,P,"",g,p,O.totalduration,re,Te,X)}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 ge=this.waitingData=this.waitingData||{frag:g,part:p,cache:new _.default,complete:!1},pe=ge.cache;pe.push(new Uint8Array(v)),this.waitingVideoCC=this.videoTrackCC,this.state=U.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(u){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,u)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(u,a){var g=a.tracks.audio;g&&(this.mediaBuffer=g.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(u,a){var g=a.frag,p=a.part;if(g.type!==L.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(p?" p: "+p.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,p)},h.onError=function(u,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.AUDIO,a);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==U.State.ERROR&&this.state!==U.State.STOPPED&&(this.state=a.fatal?U.State.ERROR:U.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var g=!0,p=this.getFwdBufferInfo(this.mediaBuffer,L.PlaylistLevelType.AUDIO);p&&p.len>.5&&(g=!this.reduceMaxBufferLength(p.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(u,a){var g=a.type;g===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(u){var a,g="audio",p=this.hls,v=u.remuxResult,k=u.chunkMeta,F=this.getCurrentContext(k);if(!F){this.warn("The loading context changed while buffering fragment "+k.sn+" of level "+k.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(k.level);return}var j=F.frag,W=F.part,O=v.audio,P=v.text,H=v.id3,X=v.initSegment;if(this.fragContextChanged(j))return;if(this.state=U.State.PARSING,this.audioSwitch&&O&&this.completeAudioSwitch(),X!=null&&X.tracks&&(this._bufferInitSegment(X.tracks,j,k),p.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:g,tracks:X.tracks})),O){var Z=O.startPTS,re=O.endPTS,Ee=O.startDTS,fe=O.endDTS;W&&(W.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:Z,endPTS:re,startDTS:Ee,endDTS:fe}),j.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,Z,re,Ee,fe),this.bufferFragmentData(O,j,W,k)}if(H!=null&&(a=H.samples)!==null&&a!==void 0&&a.length){var Te=s({frag:j,id:g},H);p.trigger(R.Events.FRAG_PARSING_METADATA,Te)}if(P){var ge=s({frag:j,id:g},P);p.trigger(R.Events.FRAG_PARSING_USERDATA,ge)}},h._bufferInitSegment=function(u,a,g){if(this.state!==U.State.PARSING)return;u.video&&delete u.video;var p=u.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,u);var v=p.initSegment;if(v!=null&&v.byteLength){var k={type:"audio",frag:a,part:null,chunkMeta:g,parent:a.type,data:v};this.hls.trigger(R.Events.BUFFER_APPENDING,k)}this.tick()},h.loadFragment=function(u,a,g){var p=this.fragmentTracker.getState(u);this.fragCurrent=u,(this.audioSwitch||p===I.FragmentState.NOT_LOADED||p===I.FragmentState.PARTIAL)&&(u.sn==="initSegment"?this._loadInitSegment(u):a.live&&!Object(G.isFiniteNumber)(this.initPTS[u.cc])?(this.log("Waiting for video PTS in continuity counter "+u.cc+" of live stream before loading audio fragment "+u.sn+" of level "+this.trackId),this.state=U.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,u,a,g)))},h.completeAudioSwitch=function(){var u=this.hls,a=this.media,g=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,u.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:g})},y}(U.default);V.default=m},"./src/controller/audio-track-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),U=A("./src/errors.ts"),R=A("./src/controller/base-playlist-controller.ts"),B=A("./src/types/loader.ts");function I(M,C){for(var T=0;T<C.length;T++){var b=C[T];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(M,b.key,b)}}function D(M,C,T){return C&&I(M.prototype,C),T&&I(M,T),M}function L(M,C){M.prototype=Object.create(C.prototype),M.prototype.constructor=M,E(M,C)}function E(M,C){return E=Object.setPrototypeOf||function(b,d){return b.__proto__=d,b},E(M,C)}var _=function(M){L(C,M);function C(b){var d;return d=M.call(this,b,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var T=C.prototype;return T.registerListeners=function(){var d=this.hls;d.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(G.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var d=this.hls;d.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(G.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(G.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(G.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(G.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,M.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(d,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(d,o){var s=o.id,l=o.details,S=this.tracksInGroup[s];if(!S){this.warn("Invalid audio track id "+s);return}var f=S.details;S.details=o.details,this.log("audioTrack "+s+" loaded ["+l.startSN+"-"+l.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,o,f))},T.onLevelLoading=function(d,o){this.switchLevel(o.level)},T.onLevelSwitching=function(d,o){this.switchLevel(o.level)},T.switchLevel=function(d){var o=this.hls.levels[d];if(!(o!=null&&o.audioGroupIds))return;var s=o.audioGroupIds[o.urlId];if(this.groupId!==s){this.groupId=s;var l=this.tracks.filter(function(f){return!s||f.groupId===s});this.selectDefaultTrack&&!l.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=l;var S={audioTracks:l};this.log("Updating audio tracks, "+l.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(G.Events.AUDIO_TRACKS_UPDATED,S),this.selectInitialTrack()}},T.onError=function(d,o){if(M.prototype.onError.call(this,d,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(d){var o=this.tracksInGroup;if(d<0||d>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var s=o[this.trackId];this.log("Now switching to audio-track index "+d);var l=o[d],S=l.id,f=l.groupId,m=f===void 0?"":f,w=l.name,y=l.type,h=l.url;if(this.trackId=d,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(G.Events.AUDIO_TRACK_SWITCHING,{id:S,groupId:m,name:w,type:y,url:h}),l.details&&!l.details.live)return;var c=this.switchParams(l.url,s==null?void 0:s.details);this.loadPlaylist(c)},T.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.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:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(d){for(var o=this.tracksInGroup,s=0;s<o.length;s++){var l=o[s];if((!this.selectDefaultTrack||l.default)&&(!d||d===l.name))return l.id}return-1},T.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,l=o.groupId,S=o.url;if(d)try{S=d.addDirectives(S)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+s),this.clearTimer(),this.hls.trigger(G.Events.AUDIO_TRACK_LOADING,{url:S,id:s,groupId:l,deliveryDirectives:d||null})}},D(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),C}(R.default);V.default=_},"./src/controller/base-playlist-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return D});var G=A("./src/polyfills/number.ts"),U=A("./src/types/level.ts"),R=A("./src/controller/level-helper.ts"),B=A("./src/utils/logger.ts"),I=A("./src/errors.ts"),D=function(){function L(_,M){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,M+":"),this.warn=B.logger.warn.bind(B.logger,M+":"),this.hls=_}var E=L.prototype;return E.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},E.onError=function(M,C){C.fatal&&C.type===I.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},E.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},E.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},E.stopLoad=function(){this.canLoad=!1,this.clearTimer()},E.switchParams=function(M,C){var T=C==null?void 0:C.renditionReports;if(T)for(var b=0;b<T.length;b++){var d=T[b],o=""+d.URI;if(o===M.substr(-o.length)){var s=parseInt(d["LAST-MSN"]),l=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);l!==void 0&&S>C.partTarget&&(l+=1)}if(Object(G.isFiniteNumber)(s))return new U.HlsUrlParameters(s,Object(G.isFiniteNumber)(l)?l:void 0,U.HlsSkip.No)}}},E.loadPlaylist=function(M){},E.shouldLoadTrack=function(M){return this.canLoad&&M&&!!M.url&&(!M.details||M.details.live)},E.playlistLoaded=function(M,C,T){var b=this,d=C.details,o=C.stats,s=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(d.advancedDateTime=Date.now()-s,d.live||T!=null&&T.live){if(d.reloaded(T),T&&this.log("live playlist "+M+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),T&&d.fragments.length>0&&Object(R.mergeDetails)(T,d),!this.canLoad||!d.live)return;var l,S=void 0,f=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var m=this.hls.config.lowLatencyMode,w=d.lastPartSn,y=d.endSN,h=d.lastPartIndex,c=h!==-1,u=w===y,a=m?0:h;c?(S=u?y+1:w,f=u?a:h+1):S=y+1;var g=d.age,p=g+d.ageHeader,v=Math.min(p-d.partTarget,d.targetduration*1.5);if(v>0){if(T&&v>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+v+" with playlist age: "+d.age),v=0;else{var k=Math.floor(v/d.targetduration);if(S+=k,f!==void 0){var F=Math.round(v%d.targetduration/d.partTarget);f+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+v+" skip sn "+k+" to part "+f)}d.tuneInGoal=v}if(l=this.getDeliveryDirectives(d,C.deliveryDirectives,S,f),m||!u){this.loadPlaylist(l);return}}else l=this.getDeliveryDirectives(d,C.deliveryDirectives,S,f);var j=Object(R.computeReloadInterval)(d,o);S!==void 0&&d.canBlockReload&&(j-=d.partTarget||1),this.log("reload live playlist "+M+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return b.loadPlaylist(l)},j)}else this.clearTimer()},E.getDeliveryDirectives=function(M,C,T,b){var d=Object(U.getSkipValue)(M,T);return C!=null&&C.skip&&M.deltaUpdateFailed&&(T=C.msn,b=C.part,d=U.HlsSkip.No),new U.HlsUrlParameters(T,b,d)},E.retryLoadingOrFail=function(M){var C=this,T=this.hls.config,b=this.retryCount<T.levelLoadingMaxRetry;if(b){var d;if(this.retryCount++,M.details.indexOf("LoadTimeOut")>-1&&(d=M.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+M.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 "'+M.details+'"')}}else this.warn('cannot recover from error "'+M.details+'"'),this.clearTimer(),M.fatal=!0;return b},L}()},"./src/controller/base-stream-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"State",function(){return y}),A.d(V,"default",function(){return h});var G=A("./src/polyfills/number.ts"),U=A("./src/task-loop.ts"),R=A("./src/controller/fragment-tracker.ts"),B=A("./src/utils/buffer-helper.ts"),I=A("./src/utils/logger.ts"),D=A("./src/events.ts"),L=A("./src/errors.ts"),E=A("./src/types/transmuxer.ts"),_=A("./src/utils/mp4-tools.ts"),M=A("./src/utils/discontinuities.ts"),C=A("./src/controller/fragment-finders.ts"),T=A("./src/controller/level-helper.ts"),b=A("./src/loader/fragment-loader.ts"),d=A("./src/crypt/decrypter.ts"),o=A("./src/utils/time-ranges.ts"),s=A("./src/types/loader.ts");function l(c,u){for(var a=0;a<u.length;a++){var g=u[a];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(c,g.key,g)}}function S(c,u,a){return u&&l(c.prototype,u),a&&l(c,a),c}function f(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function m(c,u){c.prototype=Object.create(u.prototype),c.prototype.constructor=c,w(c,u)}function w(c,u){return w=Object.setPrototypeOf||function(g,p){return g.__proto__=p,g},w(c,u)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){m(u,c);function u(g,p,v){var k;return k=c.call(this)||this,k.hls=void 0,k.fragPrevious=null,k.fragCurrent=null,k.fragmentTracker=void 0,k.transmuxer=null,k._state=y.STOPPED,k.media=void 0,k.mediaBuffer=void 0,k.config=void 0,k.bitrateTest=!1,k.lastCurrentTime=0,k.nextLoadPosition=0,k.startPosition=0,k.loadedmetadata=!1,k.fragLoadError=0,k.retryDate=0,k.levels=null,k.fragmentLoader=void 0,k.levelLastLoaded=null,k.startFragRequested=!1,k.decrypter=void 0,k.initPTS=[],k.onvseeking=null,k.onvended=null,k.logPrefix="",k.log=void 0,k.warn=void 0,k.logPrefix=v,k.log=I.logger.log.bind(I.logger,v+":"),k.warn=I.logger.warn.bind(I.logger,v+":"),k.hls=g,k.fragmentLoader=new b.default(g.config),k.fragmentTracker=p,k.config=g.config,k.decrypter=new d.default(g,g.config),g.on(D.Events.KEY_LOADED,k.onKeyLoaded,f(k)),k}var a=u.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(p,v){var k=this.fragCurrent,F=this.fragmentTracker;if(!v.live&&k&&k.sn===v.endSN&&!p.nextStart){var j=F.getState(k);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(p,v){var k=this.media=this.mediaBuffer=v.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),k.addEventListener("seeking",this.onvseeking),k.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,v=this.fragCurrent,k=this.media,F=this.mediaBuffer,j=this.state,W=k?k.currentTime:0,O=B.BufferHelper.bufferInfo(F||k,W,p.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===y.ENDED)this.resetLoadingState();else if(v&&!O.len){var P=p.maxFragLookUpTolerance,H=v.start-P,X=v.start+v.duration+P,Z=W>X;(W<H||Z)&&(Z&&v.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),v.loader.abort()),this.resetLoadingState())}k&&(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(p,v){if(this.state!==y.KEY_LOADING||v.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var k=this.levels[v.frag.level].details;k&&this.loadFragment(v.frag,k,v.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(D.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,v){this.log("Loading key for "+p.sn+" of ["+v.startSN+"-"+v.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=y.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(D.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,v,k){this._loadFragForPlayback(p,v,k)},a._loadFragForPlayback=function(p,v,k){var F=this,j=function(O){if(F.fragContextChanged(p)){F.warn("Fragment "+p.sn+(O.part?" p: "+O.part.index:"")+" of level "+p.level+" was dropped during download."),F.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,F._handleFragmentLoadProgress(O)};this._doFragLoad(p,v,k,j).then(function(W){if(!W)return;F.fragLoadError=0;var O=F.state;if(F.fragContextChanged(p)){(O===y.FRAG_LOADING||O===y.BACKTRACKING||!F.fragCurrent&&O===y.PARSING)&&(F.fragmentTracker.removeFragment(p),F.state=y.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+p.sn+" of level "+p.level),F.hls.trigger(D.Events.FRAG_LOADED,W),F.state===y.BACKTRACKING)){F.fragmentTracker.backtrack(p,W),F.resetFragmentLoading(p);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,v,k){if(k===void 0&&(k=null),!(p-v))return;var F={startOffset:p,endOffset:v,type:k};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(p){var v=this;this._doFragLoad(p).then(function(k){if(!k||v.fragContextChanged(p)||!v.levels)throw new Error("init load aborted");return k}).then(function(k){var F=v.hls,j=k.payload,W=p.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return v.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(P){var H=self.performance.now();return F.trigger(D.Events.FRAG_DECRYPTED,{frag:p,payload:P,stats:{tstart:O,tdecrypt:H}}),k.payload=P,k})}return k}).then(function(k){var F=v.fragCurrent,j=v.hls,W=v.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[p.level].details;console.assert(O,"Level details are defined when init segment is loaded");var P=p.stats;v.state=y.IDLE,v.fragLoadError=0,p.data=new Uint8Array(k.payload),P.parsing.start=P.buffering.start=self.performance.now(),P.parsing.end=P.buffering.end=self.performance.now(),k.frag===F&&j.trigger(D.Events.FRAG_BUFFERED,{stats:P,frag:F,part:null,id:p.type}),v.tick()}).catch(function(k){v.warn(k),v.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var v=this.fragCurrent;return!p||!v||p.level!==v.level||p.sn!==v.sn||p.urlId!==v.urlId},a.fragBufferedComplete=function(p,v){var k=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(v?" part: "+v.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(B.BufferHelper.getBuffered(k))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var v=this.transmuxer;if(!v)return;var k=p.frag,F=p.part,j=p.partsLoaded,W=!j||j.length===0||j.some(function(P){return!P}),O=new E.ChunkMetadata(k.level,k.sn,k.stats.chunkCount+1,0,F?F.index:-1,!W);v.flush(O)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,v,k,F){var j=this;if(k===void 0&&(k=null),!this.levels)throw new Error("frag load aborted, missing levels");if(k=Math.max(p.start,k||0),this.config.lowLatencyMode&&v){var W=v.partList;if(W&&F){k>p.end&&v.fragmentHint&&(p=v.fragmentHint);var O=this.getNextPart(W,p,k);if(O>-1){var P=W[O];return this.log("Loading part sn: "+p.sn+" p: "+P.index+" cc: "+p.cc+" of playlist ["+v.startSN+"-"+v.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(k.toFixed(3))),this.nextLoadPosition=P.start+P.duration,this.state=y.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,part:W[O],targetBufferTime:k}),this.doFragPartsLoad(p,W,O,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!p.url||this.loadedEndOfParts(W,k))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(v?"of ["+v.startSN+"-"+v.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(k.toFixed(3))),Object(G.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=y.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:p,targetBufferTime:k}),this.fragmentLoader.load(p,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(p,v,k,F){var j=this;return new Promise(function(W,O){var P=[],H=function X(Z){var re=v[Z];j.fragmentLoader.loadPart(p,re,F).then(function(Ee){P[re.index]=Ee;var fe=Ee.part;j.hls.trigger(D.Events.FRAG_LOADED,Ee);var Te=v[Z+1];if(Te&&Te.fragment===p)X(Z+1);else return W({frag:p,part:fe,partsLoaded:P})}).catch(O)};H(k)})},a.handleFragLoadError=function(p){var v=p.data;return v&&v.details===L.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(v.frag,v.part):this.hls.trigger(D.Events.ERROR,v),null},a._handleTransmuxerFlush=function(p){var v=this.getCurrentContext(p);if(!v||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var k=v.frag,F=v.part,j=v.level,W=self.performance.now();k.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(k,F,j,p.partial)},a.getCurrentContext=function(p){var v=this.levels,k=p.level,F=p.sn,j=p.part;if(!v||!v[k])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+k+". The current chunk will not be buffered."),null;var W=v[k],O=j>-1?Object(T.getPartWith)(W,F,j):null,P=O?O.fragment:Object(T.getFragmentWithSN)(W,F,this.fragCurrent);return P?{frag:P,part:O,level:W}:null},a.bufferFragmentData=function(p,v,k,F){if(!p||this.state!==y.PARSING)return;var j=p.data1,W=p.data2,O=j;if(j&&W&&(O=Object(_.appendUint8Array)(j,W)),!O||!O.length)return;var P={type:p.type,frag:v,part:k,chunkMeta:F,parent:v.type,data:O};this.hls.trigger(D.Events.BUFFER_APPENDING,P),p.dropped&&p.independent&&!k&&this.flushBufferGap(v)},a.flushBufferGap=function(p){var v=this.media;if(!v)return;if(!B.BufferHelper.isBuffered(v,v.currentTime)){this.flushMainBuffer(0,p.start);return}var k=v.currentTime,F=B.BufferHelper.bufferInfo(v,k,0),j=p.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),O=Math.max(Math.min(p.start-W,F.end-W),k+W);p.start-O>W&&this.flushMainBuffer(O,p.start)},a.getFwdBufferInfo=function(p,v){var k=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(p,F,k.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,v);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(p,F,Math.max(j.nextStart,k.maxBufferHole))}return j},a.getMaxBufferLength=function(p){var v=this.config,k;return p?k=Math.max(8*v.maxBufferSize/p,v.maxBufferLength):k=v.maxBufferLength,Math.min(k,v.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var v=this.config,k=p||v.maxBufferLength;return v.maxMaxBufferLength>=k?(v.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+v.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,v){var k,F,j=v.fragments,W=j.length;if(!W)return null;var O=this.config,P=j[0].start,H;if(v.live){var X=O.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!v.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(v,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:p)}else p<=P&&(H=j[0]);if(!H){var Z=O.lowLatencyMode?v.partEnd:v.fragmentEnd;H=this.getFragmentAtPosition(p,Z,v)}return(k=H)!==null&&k!==void 0&&k.initSegment&&!((F=H)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},a.getNextPart=function(p,v,k){for(var F=-1,j=!1,W=!0,O=0,P=p.length;O<P;O++){var H=p[O];if(W=W&&!H.independent,F>-1&&k<H.start)break;var X=H.loaded;!X&&(j||H.independent||W)&&H.fragment===v&&(F=O),j=X}return F},a.loadedEndOfParts=function(p,v){var k=p[p.length-1];return k&&v>k.start&&k.loaded},a.getInitialLiveFragment=function(p,v){var k=this.fragPrevious,F=null;if(k){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+k.programDateTime),F=Object(C.findFragmentByPDT)(v,k.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=k.sn+1;if(j>=p.startSN&&j<=p.endSN){var W=v[j-p.startSN];k.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(v,k.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?p.fragmentEnd:p.edge,p))}return F},a.getFragmentAtPosition=function(p,v,k){var F=this.config,j=this.fragPrevious,W=k.fragments,O=k.endSN,P=k.fragmentHint,H=F.maxFragLookUpTolerance,X=!!(F.lowLatencyMode&&k.partList&&P);X&&P&&!this.bitrateTest&&(W=W.concat(P),O=P.sn);var Z;if(p<v){var re=p>v-H?0:H;Z=Object(C.findFragmentByPTS)(j,W,p,re)}else Z=W[W.length-1];if(Z){var Ee=Z.sn-k.startSN,fe=j&&Z.level===j.level,Te=W[Ee+1],ge=this.fragmentTracker.getState(Z);if(ge===R.FragmentState.BACKTRACKED){Z=null;for(var pe=Ee;W[pe]&&this.fragmentTracker.getState(W[pe])===R.FragmentState.BACKTRACKED;)j?Z=W[pe--]:Z=W[--pe];Z||(Z=Te)}else j&&Z.sn===j.sn&&!X&&(fe&&(Z.sn<O&&this.fragmentTracker.getState(Te)!==R.FragmentState.OK?(this.log("SN "+Z.sn+" just loaded, load next one: "+Te.sn),Z=Te):Z=null))}return Z},a.synchronizeToLiveEdge=function(p){var v=this.config,k=this.media;if(!k)return;var F=this.hls.liveSyncPosition,j=k.currentTime,W=p.fragments[0].start,O=p.edge,P=j>=W-v.maxFragLookUpTolerance&&j<=O;if(F!==null&&k.duration>F&&(j<F||!P)){var H=v.liveMaxLatencyDuration!==void 0?v.liveMaxLatencyDuration:v.liveMaxLatencyDurationCount*p.targetduration;(!P&&k.readyState<4||j<O-H)&&(this.loadedmetadata||(this.nextLoadPosition=F),k.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)),k.currentTime=F))}},a.alignPlaylists=function(p,v){var k=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?k[F]:null,O=p.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var P=p.fragments[0].start,H=!v,X=p.alignedSliding&&Object(G.isFiniteNumber)(P);if(H||!X&&!P){Object(M.alignStream)(j,W,p);var Z=p.fragments[0].start;return this.log("Live playlist sliding: "+Z.toFixed(2)+" start-sn: "+(v?v.startSN:"na")+"->"+p.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+O),Z}return P},a.waitForCdnTuneIn=function(p){var v=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*v)},a.setStartPosition=function(p,v){var k=this.startPosition;if(k<v&&(k=-1),k===-1||this.lastCurrentTime===-1){var F=p.startTimeOffset;Object(G.isFiniteNumber)(F)?(k=v+F,F<0&&(k+=p.totalduration),k=Math.min(Math.max(v,k),v+p.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+k),this.startPosition=k):p.live?k=this.hls.liveSyncPosition||v:this.startPosition=k=0,this.lastCurrentTime=k}this.nextLoadPosition=k},a.getLoadPosition=function(){var p=this.media,v=0;return this.loadedmetadata&&p?v=p.currentTime:this.nextLoadPosition&&(v=this.nextLoadPosition),v},a.handleFragLoadAborted=function(p,v){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(v?" part"+v.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(p,v){if(v.fatal)return;var k=v.frag;if(!k||k.type!==p)return;var F=this.fragCurrent;console.assert(F&&k.sn===F.sn&&k.level===F.level&&k.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(k.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+k.sn+" of "+p+" "+k.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else v.levelRetry?(p===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(I.logger.error(v.details+" reaches max retry, redispatch as fatal ..."),v.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(p,v,k){if(!p)return;var F=B.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(v,F,k),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var v=this.levels?this.levels[p].details:null;if(v!=null&&v.live)return this.startPosition=-1,this.setStartPosition(v,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,v,k,F){var j=this,W=k.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(p.elementaryStreams).reduce(function(P,H){var X=p.elementaryStreams[H];if(X){var Z=X.endPTS-X.startPTS;if(Z<=0)return j.warn("Could not parse fragment "+p.sn+" "+H+" duration reliably ("+Z+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),P||!1;var re=F?0:Object(T.updateFragPTSDTS)(W,p,X.startPTS,X.endPTS,X.startDTS,X.endDTS);return j.hls.trigger(D.Events.LEVEL_PTS_UPDATED,{details:W,level:k,drift:re,type:H,frag:p,start:X.startPTS,end:X.endPTS}),!0}return P},!1);O?(this.state=y.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:p,part:v})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(u,[{key:"state",get:function(){return this._state},set:function(p){var v=this._state;v!==p&&(this._state=p,this.log(v+"->"+p))}}]),u}(U.default)},"./src/controller/buffer-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./src/polyfills/number.ts"),U=A("./src/events.ts"),R=A("./src/utils/logger.ts"),B=A("./src/errors.ts"),I=A("./src/utils/buffer-helper.ts"),D=A("./src/utils/mediasource-helper.ts"),L=A("./src/loader/fragment.ts"),E=A("./src/controller/buffer-operation-queue.ts"),_=Object(D.getMediaSource)(),M=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(d){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var s=o.hls,l=o.media,S=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),l&&(o.updateMediaElementDuration(),s.trigger(U.Events.MEDIA_ATTACHED,{media:l})),S&&S.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){R.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){R.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var b=T.prototype;return b.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},b.destroy=function(){this.unregisterListeners(),this.details=null},b.registerListeners=function(){var o=this.hls;o.on(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(U.Events.BUFFER_RESET,this.onBufferReset,this),o.on(U.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(U.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(U.Events.BUFFER_EOS,this.onBufferEos,this),o.on(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(U.Events.FRAG_PARSED,this.onFragParsed,this),o.on(U.Events.FRAG_CHANGED,this.onFragChanged,this)},b.unregisterListeners=function(){var o=this.hls;o.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(U.Events.BUFFER_RESET,this.onBufferReset,this),o.off(U.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(U.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(U.Events.BUFFER_EOS,this.onBufferEos,this),o.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(U.Events.FRAG_PARSED,this.onFragParsed,this),o.off(U.Events.FRAG_CHANGED,this.onFragChanged,this)},b._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new E.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},b.onManifestParsed=function(o,s){var l=2;(s.audio&&!s.video||!s.altAudio)&&(l=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=l,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},b.onMediaAttaching=function(o,s){var l=this.media=s.media;if(l&&_){var S=this.mediaSource=new _;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),l.src=self.URL.createObjectURL(S),this._objectUrl=l.src}},b.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,l=this._objectUrl;if(s){if(R.logger.log("[buffer-controller]: media source detaching"),s.readyState==="open")try{s.endOfStream()}catch(S){R.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&&(l&&self.URL.revokeObjectURL(l),o.src===l?(o.removeAttribute("src"),o.load()):R.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(U.Events.MEDIA_DETACHED,void 0)},b.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(s){var l=o.sourceBuffer[s];try{l&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(l),o.sourceBuffer[s]=void 0)}catch(S){R.logger.warn("[buffer-controller]: Failed to reset the "+s+" buffer",S)}}),this._initSourceBuffer()},b.onBufferCodecs=function(o,s){var l=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(f){if(S){var m=l.tracks[f];if(m&&typeof m.buffer.changeType=="function"){var w=s[f],y=w.codec,h=w.levelCodec,c=w.container,u=(m.levelCodec||m.codec).replace(M,"$1"),a=(h||y).replace(M,"$1");if(u!==a){var g=c+";codecs="+(h||y);l.appendChangeType(f,g)}}}else l.pendingTracks[f]=s[f]}),S)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},b.appendChangeType=function(o,s){var l=this,S=this.operationQueue,f={execute:function(){var w=l.sourceBuffer[o];w&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+s),w.changeType(s)),S.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(w){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",w)}};S.append(f,o)},b.onBufferAppending=function(o,s){var l=this,S=this.hls,f=this.operationQueue,m=this.tracks,w=s.data,y=s.type,h=s.frag,c=s.part,u=s.chunkMeta,a=u.buffering[y],g=self.performance.now();a.start=g;var p=h.stats.buffering,v=c?c.stats.buffering:null;p.start===0&&(p.start=g),v&&v.start===0&&(v.start=g);var k=m.audio,F=y==="audio"&&u.id===1&&(k==null?void 0:k.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var O=l.sourceBuffer[y];if(O){var P=h.start-O.timestampOffset;Math.abs(P)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+P+") sn: "+h.sn+")"),O.timestampOffset=h.start)}}l.appendExecutor(w,y)},onStart:function(){},onComplete:function(){var O=self.performance.now();a.executeEnd=a.end=O,p.first===0&&(p.first=O),v&&v.first===0&&(v.first=O);var P=l.sourceBuffer,H={};for(var X in P)H[X]=I.BufferHelper.getBuffered(P[X]);l.appendError=0,l.hls.trigger(U.Events.BUFFER_APPENDED,{type:y,frag:h,part:c,chunkMeta:u,parent:h.type,timeRanges:H})},onError:function(O){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",O);var P={type:B.ErrorTypes.MEDIA_ERROR,parent:h.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:O,fatal:!1};O.code===DOMException.QUOTA_EXCEEDED_ERR?P.details=B.ErrorDetails.BUFFER_FULL_ERROR:(l.appendError++,P.details=B.ErrorDetails.BUFFER_APPEND_ERROR,l.appendError>S.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),P.fatal=!0)),S.trigger(U.Events.ERROR,P)}};f.append(j,y)},b.onBufferFlushing=function(o,s){var l=this,S=this.operationQueue,f=function(w){return{execute:l.removeExecutor.bind(l,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){l.hls.trigger(U.Events.BUFFER_FLUSHED,{type:w})},onError:function(h){R.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",h)}}};s.type?S.append(f(s.type),s.type):this.getSourceBufferTypes().forEach(function(m){S.append(f(m),m)})},b.onFragParsed=function(o,s){var l=this,S=s.frag,f=s.part,m=[],w=f?f.elementaryStreams:S.elementaryStreams;w[L.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(w[L.ElementaryStreamTypes.AUDIO]&&m.push("audio"),w[L.ElementaryStreamTypes.VIDEO]&&m.push("video"));var y=function(){var c=self.performance.now();S.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var u=f?f.stats:S.stats;l.hls.trigger(U.Events.FRAG_BUFFERED,{frag:S,part:f,stats:u,id:S.type})};m.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(y,m)},b.onFragChanged=function(o,s){this.flushBackBuffer()},b.onBufferEos=function(o,s){var l=this,S=this.getSourceBufferTypes().reduce(function(f,m){var w=l.sourceBuffer[m];return(!s.type||s.type===m)&&(w&&!w.ended&&(w.ended=!0,R.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),f&&!!(!w||w.ended)},!0);S&&this.blockBuffers(function(){var f=l.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},b.onLevelUpdated=function(o,s){var l=s.details;if(!l.fragments.length)return;this.details=l,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},b.flushBackBuffer=function(){var o=this.hls,s=this.details,l=this.media,S=this.sourceBuffer;if(!l||s===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var m=s.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(G.isFiniteNumber)(m)||m<0)return;var w=l.currentTime,y=s.levelTargetDuration,h=Math.max(m,y),c=Math.floor(w/y)*y-h;f.forEach(function(u){var a=S[u];if(a){var g=I.BufferHelper.getBuffered(a);g.length>0&&c>g.start(0)&&(o.trigger(U.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),s.live&&o.trigger(U.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:u}))}})},b.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,l=this.media,S=this.mediaSource,f=o.fragments[0].start+o.totalduration,m=l.duration,w=Object(G.isFiniteNumber)(S.duration)?S.duration:0;o.live&&s.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=Infinity,this.updateSeekableRange(o)):(f>w&&f>m||!Object(G.isFiniteNumber)(m))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),S.duration=f)},b.updateSeekableRange=function(o){var s=this.mediaSource,l=o.fragments,S=l.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var f=Math.max(0,l[0].start),m=Math.max(f,f+o.totalduration);s.setLiveSeekableRange(f,m)}},b.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,l=this.pendingTracks,S=Object.keys(l).length;if(S&&!o||S===2){this.createSourceBuffers(l),this.pendingTracks={};var f=this.getSourceBufferTypes();if(f.length===0){this.hls.trigger(U.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}f.forEach(function(m){s.executeNext(m)})}},b.createSourceBuffers=function(o){var s=this.sourceBuffer,l=this.mediaSource;if(!l)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var f in o)if(!s[f]){var m=o[f];if(!m)throw Error("source buffer exists for track "+f+", however track does not");var w=m.levelCodec||m.codec,y=m.container+";codecs="+w;R.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var h=s[f]=l.addSourceBuffer(y),c=f;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[f]={buffer:h,codec:w,container:m.container,levelCodec:m.levelCodec,id:m.id},S++}catch(u){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+u.message),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:u,mimeType:y})}}S&&this.hls.trigger(U.Events.BUFFER_CREATED,{tracks:this.tracks})},b._onSBUpdateStart=function(o){var s=this.operationQueue,l=s.current(o);l.onStart()},b._onSBUpdateEnd=function(o){var s=this.operationQueue,l=s.current(o);l.onComplete(),s.shiftAndExecuteNext(o)},b._onSBUpdateError=function(o,s){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",s),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var l=this.operationQueue.current(o);l&&l.onError(s)},b.removeExecutor=function(o,s,l){var S=this.media,f=this.mediaSource,m=this.operationQueue,w=this.sourceBuffer,y=w[o];if(!S||!f||!y){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var h=Object(G.isFiniteNumber)(S.duration)?S.duration:Infinity,c=Object(G.isFiniteNumber)(f.duration)?f.duration:Infinity,u=Math.max(0,s),a=Math.min(l,h,c);a>u?(R.logger.log("[buffer-controller]: Removing ["+u+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(u,a)):m.shiftAndExecuteNext(o)},b.appendExecutor=function(o,s){var l=this.operationQueue,S=this.sourceBuffer,f=S[s];if(!f){R.logger.warn("[buffer-controller]: Attempting to append to the "+s+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(s);return}f.ended=!1,console.assert(!f.updating,s+" sourceBuffer must not be updating"),f.appendBuffer(o)},b.blockBuffers=function(o,s){var l=this;if(s===void 0&&(s=this.getSourceBufferTypes()),!s.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var S=this.operationQueue,f=s.map(function(m){return S.appendBlocker(m)});Promise.all(f).then(function(){o(),s.forEach(function(m){var w=l.sourceBuffer[m];(!w||!w.updating)&&S.shiftAndExecuteNext(m)})})},b.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},b.addBufferListener=function(o,s,l){var S=this.sourceBuffer[o];if(!S)return;var f=l.bind(this,o);this.listeners[o].push({event:s,listener:f}),S.addEventListener(s,f)},b.removeBufferListeners=function(o){var s=this.sourceBuffer[o];if(!s)return;this.listeners[o].forEach(function(l){s.removeEventListener(l.event,l.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return U});var G=A("./src/utils/logger.ts"),U=function(){function R(I){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=I}var B=R.prototype;return B.append=function(D,L){var E=this.queues[L];E.push(D),E.length===1&&this.buffers[L]&&this.executeNext(L)},B.insertAbort=function(D,L){var E=this.queues[L];E.unshift(D),this.executeNext(L)},B.appendBlocker=function(D){var L,E=new Promise(function(M){L=M}),_={execute:L,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(_,D),E},B.executeNext=function(D){var L=this.buffers,E=this.queues,_=L[D],M=E[D];if(M.length){var C=M[0];try{C.execute()}catch(T){G.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!_||!_.updating)&&(M.shift(),this.executeNext(D))}}},B.shiftAndExecuteNext=function(D){this.queues[D].shift(),this.executeNext(D)},B.current=function(D){return this.queues[D][0]},R}()},"./src/controller/cap-level-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts");function U(I,D){for(var L=0;L<D.length;L++){var E=D[L];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(I,E.key,E)}}function R(I,D,L){return D&&U(I.prototype,D),L&&U(I,L),I}var B=function(){function I(L){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=L,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var D=I.prototype;return D.setStreamController=function(E){this.streamController=E},D.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},D.registerListeners=function(){var E=this.hls;E.on(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.on(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.on(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.unregisterListener=function(){var E=this.hls;E.off(G.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),E.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),E.off(G.Events.MANIFEST_PARSED,this.onManifestParsed,this),E.off(G.Events.BUFFER_CODECS,this.onBufferCodecs,this),E.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.onFpsDropLevelCapping=function(E,_){I.isLevelAllowed(_.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(_.droppedLevel)},D.onMediaAttaching=function(E,_){this.media=_.media instanceof HTMLVideoElement?_.media:null},D.onManifestParsed=function(E,_){var M=this.hls;this.restrictedLevels=[],this.firstLevel=_.firstLevel,M.config.capLevelToPlayerSize&&_.video&&this.startCapping()},D.onBufferCodecs=function(E,_){var M=this.hls;M.config.capLevelToPlayerSize&&_.video&&this.startCapping()},D.onMediaDetaching=function(){this.stopCapping()},D.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var E=this.hls.levels;if(E.length){var _=this.hls;_.autoLevelCapping=this.getMaxLevel(E.length-1),_.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=_.autoLevelCapping}}},D.getMaxLevel=function(E){var _=this,M=this.hls.levels;if(!M.length)return-1;var C=M.filter(function(T,b){return I.isLevelAllowed(b,_.restrictedLevels)&&b<=E});return this.clientRect=null,I.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},D.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()},D.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},D.getDimensions=function(){if(this.clientRect)return this.clientRect;var E=this.media,_={width:0,height:0};if(E){var M=E.getBoundingClientRect();_.width=M.width,_.height=M.height,!_.width&&!_.height&&(_.width=M.right-M.left||E.width||0,_.height=M.bottom-M.top||E.height||0)}return this.clientRect=_,_},I.isLevelAllowed=function(E,_){return _===void 0&&(_=[]),_.indexOf(E)===-1},I.getMaxLevelByMediaSize=function(E,_,M){if(!E||!E.length)return-1;for(var C=function(s,l){return l?s.width!==l.width||s.height!==l.height:!0},T=E.length-1,b=0;b<E.length;b+=1){var d=E[b];if((d.width>=_||d.height>=M)&&C(d,E[b+1])){T=b;break}}return T},R(I,[{key:"mediaWidth",get:function(){return this.getDimensions().width*I.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*I.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var E=1;try{E=self.devicePixelRatio}catch(_){}return E}}]),I}();V.default=B},"./src/controller/cmcd-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./src/events.ts"),U=A("./src/types/cmcd.ts"),R=A("./src/utils/buffer-helper.ts"),B=A("./src/utils/logger.ts");function I(T,b){for(var d=0;d<b.length;d++){var o=b[d];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function D(T,b,d){return b&&I(T.prototype,b),d&&I(T,d),T}function L(T,b){var d=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(d)return(d=d.call(T)).next.bind(d);if(Array.isArray(T)||(d=E(T))||b&&T&&typeof T.length=="number"){d&&(T=d);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 E(T,b){if(!T)return;if(typeof T=="string")return _(T,b);var d=Object.prototype.toString.call(T).slice(8,-1);if(d==="Object"&&T.constructor&&(d=T.constructor.name),d==="Map"||d==="Set")return Array.from(T);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return _(T,b)}function _(T,b){(b==null||b>T.length)&&(b=T.length);for(var d=0,o=new Array(b);d<b;d++)o[d]=T[d];return o}function M(){return M=Object.assign||function(T){for(var b=1;b<arguments.length;b++){var d=arguments[b];for(var o in d)Object.prototype.hasOwnProperty.call(d,o)&&(T[o]=d[o])}return T},M.apply(this,arguments)}var C=function(){function T(d){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(S){try{o.apply(S,{ot:U.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(f){B.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(S){try{var f=S.frag,m=o.hls.levels[f.level],w=o.getObjectType(f),y={d:f.duration*1e3,ot:w};(w===U.CMCDObjectType.VIDEO||w===U.CMCDObjectType.AUDIO||w==U.CMCDObjectType.MUXED)&&(y.br=m.bitrate/1e3,y.tb=o.getTopBandwidth(w),y.bl=o.getBufferLength(w)),o.apply(S,y)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var s=this.config=d.config,l=s.cmcd;l!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=l.sessionId||T.uuid(),this.cid=l.contentId,this.useHeaders=l.useHeaders===!0,this.registerListeners())}var b=T.prototype;return b.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)},b.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()},b.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},b.onMediaAttached=function(o,s){this.media=s.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},b.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},b.onBufferCreated=function(o,s){var l,S;this.audioBuffer=(l=s.tracks.audio)===null||l===void 0?void 0:l.buffer,this.videoBuffer=(S=s.tracks.video)===null||S===void 0?void 0:S.buffer},b.createData=function(){var o;return{v:U.CMCDVersion,sf:U.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}},b.apply=function(o,s){s===void 0&&(s={}),M(s,this.createData());var l=s.ot===U.CMCDObjectType.INIT||s.ot===U.CMCDObjectType.VIDEO||s.ot===U.CMCDObjectType.MUXED;if(this.starved&&l&&(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={}),M(o.headers,S)}else{var f=T.toQuery(s);if(!f)return;o.url=T.appendQueryToUri(o.url,f)}},b.getObjectType=function(o){var s=o.type;return s==="subtitle"?U.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?U.CMCDObjectType.INIT:s==="audio"?U.CMCDObjectType.AUDIO:s==="main"?this.hls.audioTracks.length?U.CMCDObjectType.VIDEO:U.CMCDObjectType.MUXED:void 0},b.getTopBandwidth=function(o){for(var s=0,l=o===U.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=L(l),f;!(f=S()).done;){var m=f.value;m.bitrate>s&&(s=m.bitrate)}return s>0?s:NaN},b.getBufferLength=function(o){var s=this.hls.media,l=o===U.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!l||!s)return NaN;var S=R.BufferHelper.bufferInfo(l,s.currentTime,this.config.maxBufferHole);return S.len*1e3},b.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,l=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new l(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){s(w),this.loader.load(w,y,h)},D(S,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),S}()},b.createFragmentLoader=function(){var o=this.config.fLoader,s=this.applyFragmentData,l=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new l(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){s(w),this.loader.load(w,y,h)},D(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=[],l=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},S=function(F){return Math.round(F)},f=function(F){return S(F/100)*100},m=function(F){return encodeURIComponent(F)},w={br:S,d:S,bl:f,dl:f,mtp:f,nor:m,rtp:f,tb:S},y=Object.keys(o||{}).sort(),h=L(y),c;!(c=h()).done;){var u=c.value,a=o[u];if(!l(a))continue;if(u==="v"&&a===1)continue;if(u=="pr"&&a===1)continue;var g=w[u];g&&(a=g(a));var p=typeof a,v=void 0;u==="ot"||u==="sf"||u==="st"?v=u+"="+a:p==="boolean"?v=u:p==="number"?v=u+"="+a:v=u+"="+JSON.stringify(a),s.push(v)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),l={},S=["Object","Request","Session","Status"],f=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},w=0,y=s;w<y.length;w++){var h=y[w],c=m[h]!=null?m[h]:1;f[c][h]=o[h]}for(var u=0;u<f.length;u++){var a=T.serialize(f[u]);a&&(l["CMCD-"+S[u]]=a)}return l},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var l=o.includes("?")?"&":"?";return""+o+l+s},T}()},"./src/controller/eme-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),U=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),B=A("./src/utils/mediakeys-helper.ts");function I(C,T){for(var b=0;b<T.length;b++){var d=T[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function D(C,T,b){return T&&I(C.prototype,T),b&&I(C,b),C}var L=3,E=function(T,b,d){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(s){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+s+'"',robustness:d.audioRobustness||""})}),b.forEach(function(s){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+s+'"',robustness:d.videoRobustness||""})}),[o]},_=function(T,b,d,o){switch(T){case B.KeySystems.WIDEVINE:return E(b,d,o);default:throw new Error("Unknown key-system: "+T)}},M=function(){function C(b){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=b,this._config=b.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(d){switch(d){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},T._attemptKeySystemAccess=function(d,o,s){var l=this,S=_(d,o,s,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(d,S);this.mediaKeysPromise=f.then(function(m){return l._onMediaKeySystemAccessObtained(d,m)}),f.catch(function(m){R.logger.error('Failed to obtain key-system "'+d+'" access:',m)})},T._onMediaKeySystemAccessObtained=function(d,o){var s=this;R.logger.log('Access for key-system "'+d+'" obtained');var l={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(l);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return l.mediaKeys=f,R.logger.log('Media-keys created for key-system "'+d+'"'),s._onMediaKeysCreated(),f});return S.catch(function(f){R.logger.error("Failed to create media-keys:",f)}),S},T._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),d._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(d){var o=this;R.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(s){o._onKeySessionMessage(d,s.message)},!1)},T._onKeySessionMessage=function(d,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(s){R.logger.log("Received license data (length: "+(s&&s.byteLength)+"), updating key-session"),d.update(s)})},T.onMediaEncrypted=function(d){var o=this;if(R.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var s=function(S){if(!o._media)return;o._attemptSetMediaKeys(S),o._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(s).catch(s)},T._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}R.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},T._generateRequestWithPreferredKeySession=function(d,o){var s=this,l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(l.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var S=l.mediaKeysSession;if(!S){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){R.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+d+'" init data type'),l.mediaKeysSessionInitialized=!0,S.generateRequest(d,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(f){R.logger.error("Error generating key-session request:",f),s.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(d,o,s){var l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,l,d,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,l,d),S=void 0}catch(f){R.logger.error(f)}try{l.readyState||l.open("POST",d,!0),S&&S.call(this.hls,l,d)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return l},T._onLicenseRequestReadyStageChange=function(d,o,s,l){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var S=d.response,f=this._licenseResponseCallback;if(f)try{S=f.call(this.hls,d,o)}catch(w){R.logger.error(w)}l(S)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>L){this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=L-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(s,l)}break}},T._generateLicenseRequestChallenge=function(d,o){switch(d.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},T._requestLicense=function(d,o){R.logger.log("Requesting content license for key-system");var s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var l=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(l,d,o);R.logger.log("Sending license request to URL: "+l);var f=this._generateLicenseRequestChallenge(s,d);S.send(f)}catch(m){R.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.KEY_SYSTEM_ERROR,details:U.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(d,o){if(!this._emeEnabled)return;var s=o.media;this._media=s,s.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var d=this._media,o=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(s){if(s.mediaKeysSession)return s.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(d,o){if(!this._emeEnabled)return;var s=o.levels.map(function(S){return S.audioCodec}).filter(function(S){return!!S}),l=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,l)},D(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();V.default=M},"./src/controller/fps-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),U=A("./src/utils/logger.ts"),R=function(){function B(D){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=D,this.registerListeners()}var I=B.prototype;return I.setStreamController=function(L){this.streamController=L},I.registerListeners=function(){this.hls.on(G.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},I.unregisterListeners=function(){this.hls.off(G.Events.MEDIA_ATTACHING,this.onMediaAttaching)},I.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},I.onMediaAttaching=function(L,E){var _=this.hls.config;if(_.capLevelOnFPSDrop){var M=E.media instanceof self.HTMLVideoElement?E.media:null;this.media=M,M&&typeof M.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),_.fpsDroppedMonitoringPeriod)}},I.checkFPS=function(L,E,_){var M=performance.now();if(E){if(this.lastTime){var C=M-this.lastTime,T=_-this.lastDroppedFrames,b=E-this.lastDecodedFrames,d=1e3*T/C,o=this.hls;if(o.trigger(G.Events.FPS_DROP,{currentDropped:T,currentDecoded:b,totalDroppedFrames:_}),d>0&&T>o.config.fpsDroppedMonitoringThreshold*b){var s=o.currentLevel;U.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=M,this.lastDroppedFrames=_,this.lastDecodedFrames=E}},I.checkFPSInterval=function(){var L=this.media;if(L)if(this.isVideoPlaybackQualityAvailable){var E=L.getVideoPlaybackQuality();this.checkFPS(L,E.totalVideoFrames,E.droppedVideoFrames)}else this.checkFPS(L,L.webkitDecodedFrameCount,L.webkitDroppedFrameCount)},B}();V.default=R},"./src/controller/fragment-finders.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"findFragmentByPDT",function(){return R}),A.d(V,"findFragmentByPTS",function(){return B}),A.d(V,"fragmentWithinToleranceTest",function(){return I}),A.d(V,"pdtWithinToleranceTest",function(){return D}),A.d(V,"findFragWithCC",function(){return L});var G=A("./src/polyfills/number.ts"),U=A("./src/utils/binary-search.ts");function R(E,_,M){if(_===null||!Array.isArray(E)||!E.length||!Object(G.isFiniteNumber)(_))return null;var C=E[0].programDateTime;if(_<(C||0))return null;var T=E[E.length-1].endProgramDateTime;if(_>=(T||0))return null;M=M||0;for(var b=0;b<E.length;++b){var d=E[b];if(D(_,M,d))return d}return null}function B(E,_,M,C){M===void 0&&(M=0),C===void 0&&(C=0);var T=null;if(E?T=_[E.sn-_[0].sn+1]||null:M===0&&_[0].start===0&&(T=_[0]),T&&I(M,C,T)===0)return T;var b=U.default.search(_,I.bind(null,M,C));return b||T}function I(E,_,M){E===void 0&&(E=0),_===void 0&&(_=0);var C=Math.min(_,M.duration+(M.deltaPTS?M.deltaPTS:0));return M.start+M.duration-C<=E?1:M.start-C>E&&M.start?-1:0}function D(E,_,M){var C=Math.min(_,M.duration+(M.deltaPTS?M.deltaPTS:0))*1e3,T=M.endProgramDateTime||0;return T-C>E}function L(E,_){return U.default.search(E,function(M){return M.cc<_?1:M.cc>_?-1:0})}},"./src/controller/fragment-tracker.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"FragmentState",function(){return R}),A.d(V,"FragmentTracker",function(){return B});var G=A("./src/events.ts"),U=A("./src/types/loader.ts"),R;(function(L){L.NOT_LOADED="NOT_LOADED",L.BACKTRACKED="BACKTRACKED",L.APPENDING="APPENDING",L.PARTIAL="PARTIAL",L.OK="OK"})(R||(R={}));var B=function(){function L(_){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=_,this._registerListeners()}var E=L.prototype;return E._registerListeners=function(){var M=this.hls;M.on(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),M.on(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),M.on(G.Events.FRAG_LOADED,this.onFragLoaded,this)},E._unregisterListeners=function(){var M=this.hls;M.off(G.Events.BUFFER_APPENDED,this.onBufferAppended,this),M.off(G.Events.FRAG_BUFFERED,this.onFragBuffered,this),M.off(G.Events.FRAG_LOADED,this.onFragLoaded,this)},E.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},E.getAppendedFrag=function(M,C){if(C===U.PlaylistLevelType.MAIN){var T=this.activeFragment,b=this.activeParts;if(!T)return null;if(b)for(var d=b.length;d--;){var o=b[d],s=o?o.end:T.appendedPTS;if(o.start<=M&&s!==void 0&&M<=s)return d>9&&(this.activeParts=b.slice(d-9)),o}else if(T.start<=M&&T.appendedPTS!==void 0&&M<=T.appendedPTS)return T}return this.getBufferedFrag(M,C)},E.getBufferedFrag=function(M,C){for(var T=this.fragments,b=Object.keys(T),d=b.length;d--;){var o=T[b[d]];if((o==null?void 0:o.body.type)===C&&o.buffered){var s=o.body;if(s.start<=M&&M<=s.end)return s}}return null},E.detectEvictedFragments=function(M,C,T){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(!o.buffered){o.body.type===T&&b.removeFragment(o.body);return}var s=o.range[M];if(!s)return;s.time.some(function(l){var S=!b.isTimeBuffered(l.startPTS,l.endPTS,C);return S&&b.removeFragment(o.body),S})})},E.detectPartialFragments=function(M){var C=this,T=this.timeRanges,b=M.frag,d=M.part;if(!T||b.sn==="initSegment")return;var o=D(b),s=this.fragments[o];if(!s)return;Object.keys(T).forEach(function(l){var S=b.elementaryStreams[l];if(!S)return;var f=T[l],m=d!==null||S.partial===!0;s.range[l]=C.getBufferedTimes(b,d,m,f)}),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body)},E.fragBuffered=function(M){var C=D(M),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},E.getBufferedTimes=function(M,C,T,b){for(var d={time:[],partial:T},o=C?C.start:M.start,s=C?C.end:M.end,l=M.minEndPTS||s,S=M.maxStartPTS||o,f=0;f<b.length;f++){var m=b.start(f)-this.bufferPadding,w=b.end(f)+this.bufferPadding;if(S>=m&&l<=w){d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});break}else if(o<w&&s>m)d.partial=!0,d.time.push({startPTS:Math.max(o,b.start(f)),endPTS:Math.min(s,b.end(f))});else if(s<=m)break}return d},E.getPartialFragment=function(M){var C=null,T,b,d,o=0,s=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach(function(S){var f=l[S];if(!f)return;I(f)&&(b=f.body.start-s,d=f.body.end+s,M>=b&&M<=d&&(T=Math.min(M-b,d-M),o<=T&&(C=f.body,o=T)))}),C},E.getState=function(M){var C=D(M),T=this.fragments[C];return T?T.buffered?I(T)?R.PARTIAL:R.OK:T.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},E.backtrack=function(M,C){var T=D(M),b=this.fragments[T];if(!b||b.backtrack)return null;var d=b.backtrack=C||b.loaded;return b.loaded=null,d},E.getBacktrackData=function(M){var C=D(M),T=this.fragments[C];if(T){var b,d=T.backtrack;if(d!=null&&(b=d.payload)!==null&&b!==void 0&&b.byteLength)return d;this.removeFragment(M)}return null},E.isTimeBuffered=function(M,C,T){for(var b,d,o=0;o<T.length;o++){if(b=T.start(o)-this.bufferPadding,d=T.end(o)+this.bufferPadding,M>=b&&C<=d)return!0;if(C<=b)return!1}return!1},E.onFragLoaded=function(M,C){var T=C.frag,b=C.part;if(T.sn==="initSegment"||T.bitrateTest||b)return;var d=D(T);this.fragments[d]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},E.onBufferAppended=function(M,C){var T=this,b=C.frag,d=C.part,o=C.timeRanges;if(b.type===U.PlaylistLevelType.MAIN)if(this.activeFragment=b,d){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(d)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(l){var S=o[l];if(T.detectEvictedFragments(l,S),!d)for(var f=0;f<S.length;f++)b.appendedPTS=Math.max(S.end(f),b.appendedPTS||0)})},E.onFragBuffered=function(M,C){this.detectPartialFragments(C)},E.hasFragment=function(M){var C=D(M);return!!this.fragments[C]},E.removeFragmentsInRange=function(M,C,T){var b=this;Object.keys(this.fragments).forEach(function(d){var o=b.fragments[d];if(!o)return;if(o.buffered){var s=o.body;s.type===T&&s.start<C&&s.end>M&&b.removeFragment(s)}})},E.removeFragment=function(M){var C=D(M);M.stats.loaded=0,M.clearElementaryStreamInfo(),delete this.fragments[C]},E.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},L}();function I(L){var E,_;return L.buffered&&(((E=L.range.video)===null||E===void 0?void 0:E.partial)||((_=L.range.audio)===null||_===void 0?void 0:_.partial))}function D(L){return L.type+"_"+L.level+"_"+L.urlId+"_"+L.sn}},"./src/controller/gap-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"STALL_MINIMUM_DURATION_MS",function(){return I}),A.d(V,"MAX_START_GAP_JUMP",function(){return D}),A.d(V,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return L}),A.d(V,"SKIP_BUFFER_RANGE_START",function(){return E}),A.d(V,"default",function(){return _});var G=A("./src/utils/buffer-helper.ts"),U=A("./src/errors.ts"),R=A("./src/events.ts"),B=A("./src/utils/logger.ts"),I=250,D=2,L=.1,E=.05,_=function(){function M(T,b,d,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=b,this.fragmentTracker=d,this.hls=o}var C=M.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(b){var d=this.config,o=this.media,s=this.stalled,l=o.currentTime,S=o.seeking,f=this.seeking&&!S,m=!this.seeking&&S;if(this.seeking=S,l!==b){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+l+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||f)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!G.BufferHelper.getBuffered(o).length)return;var y=G.BufferHelper.bufferInfo(o,l,0),h=y.len>0,c=y.nextStart||0;if(!h&&!c)return;if(S){var u=y.len>D,a=!c||c-l>D&&!this.fragmentTracker.getPartialFragment(l);if(u||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,p=Math.max(c,y.start||0)-l,v=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,k=v==null||((g=v.details)===null||g===void 0)?void 0:g.live,F=k?v.details.targetduration*2:D;if(p>0&&p<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(s===null){this.stalled=j;return}var W=j-s;!S&&W>=I&&this._reportStall(y.len);var O=G.BufferHelper.bufferInfo(o,l,d.maxBufferHole);this._tryFixBufferStall(O,W)},C._tryFixBufferStall=function(b,d){var o=this.config,s=this.fragmentTracker,l=this.media,S=l.currentTime,f=s.getPartialFragment(S);if(f){var m=this._trySkipBufferHole(f);if(m)return}b.len>o.maxBufferHole&&d>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(b){var d=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="+b+")"),d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:b}))},C._trySkipBufferHole=function(b){for(var d=this.config,o=this.hls,s=this.media,l=s.currentTime,S=0,f=G.BufferHelper.getBuffered(s),m=0;m<f.length;m++){var w=f.start(m);if(l+d.maxBufferHole>=S&&l<w){var y=Math.max(w+E,s.currentTime+L);return B.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+y),this.moved=!0,this.stalled=null,s.currentTime=y,b&&o.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+y,frag:b}),y}S=f.end(m)}return 0},C._tryNudgeBuffer=function(){var b=this.config,d=this.hls,o=this.media,s=o.currentTime,l=(this.nudgeRetry||0)+1;if(this.nudgeRetry=l,l<b.nudgeMaxRetry){var S=s+l*b.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+s+" to "+S),o.currentTime=S,d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+s+" after "+b.nudgeMaxRetry+" nudges"),d.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},M}()},"./src/controller/id3-track-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),U=A("./src/utils/texttrack-utils.ts"),R=A("./src/demux/id3.ts"),B=.25,I=function(){function D(E){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=E,this._registerListeners()}var L=D.prototype;return L.destroy=function(){this._unregisterListeners()},L._registerListeners=function(){var _=this.hls;_.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),_.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),_.on(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),_.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L._unregisterListeners=function(){var _=this.hls;_.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),_.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),_.off(G.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),_.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},L.onMediaAttached=function(_,M){this.media=M.media},L.onMediaDetaching=function(){if(!this.id3Track)return;Object(U.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},L.getID3Track=function(_){if(!this.media)return;for(var M=0;M<_.length;M++){var C=_[M];if(C.kind==="metadata"&&C.label==="id3")return Object(U.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},L.onFragParsingMetadata=function(_,M){if(!this.media)return;var C=M.frag,T=M.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var b=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<T.length;d++){var o=R.getID3Frames(T[d].data);if(o){var s=T[d].pts,l=d<T.length-1?T[d+1].pts:C.end,S=l-s;S<=0&&(l=s+B);for(var f=0;f<o.length;f++){var m=o[f];if(!R.isTimeStampFrame(m)){var w=new b(s,l,"");w.value=m,this.id3Track.addCue(w)}}}}},L.onBufferFlushing=function(_,M){var C=M.startOffset,T=M.endOffset,b=M.type;if(!b||b==="audio"){var d=this.id3Track;d&&Object(U.removeCuesInRange)(d,C,T)}},D}();V.default=I},"./src/controller/latency-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return D});var G=A("./src/errors.ts"),U=A("./src/events.ts"),R=A("./src/utils/logger.ts");function B(L,E){for(var _=0;_<E.length;_++){var M=E[_];M.enumerable=M.enumerable||!1,M.configurable=!0,"value"in M&&(M.writable=!0),Object.defineProperty(L,M.key,M)}}function I(L,E,_){return E&&B(L.prototype,E),_&&B(L,_),L}var D=function(){function L(_){var M=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 M.timeupdate()},this.hls=_,this.config=_.config,this.registerListeners()}var E=L.prototype;return E.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},E.registerListeners=function(){this.hls.on(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(U.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(U.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){this.hls.off(U.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(U.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(U.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(U.Events.ERROR,this.onError)},E.onMediaAttached=function(M,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},E.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},E.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},E.onLevelUpdated=function(M,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},E.onError=function(M,C){if(C.details!==G.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},E.timeupdate=function(){var M=this.media,C=this.levelDetails;if(!M||!C)return;this.currentTime=M.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var b=this.config,d=b.lowLatencyMode,o=b.maxLiveSyncPlaybackRate;if(!d||o===1)return;var s=this.targetLatency;if(s===null)return;var l=T-s,S=Math.min(this.maxLatency,s+C.targetduration),f=l<S;if(C.live&&f&&l>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20;M.playbackRate=Math.min(m,Math.max(1,w))}else M.playbackRate!==1&&M.playbackRate!==0&&(M.playbackRate=1)},E.estimateLiveEdge=function(){var M=this.levelDetails;return M===null?null:M.edge+M.age},E.computeLatency=function(){var M=this.estimateLiveEdge();return M===null?null:M-this.currentTime},I(L,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var M=this.config,C=this.levelDetails;return M.liveMaxLatencyDuration!==void 0?M.liveMaxLatencyDuration:C?M.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var M=this.levelDetails;if(M===null)return null;var C=M.holdBack,T=M.partHoldBack,b=M.targetduration,d=this.config,o=d.liveSyncDuration,s=d.liveSyncDurationCount,l=d.lowLatencyMode,S=this.hls.userConfig,f=l&&T||C;(S.liveSyncDuration||S.liveSyncDurationCount||f===0)&&(f=o!==void 0?o:s*b);var m=b,w=1;return f+Math.min(this.stallCount*w,m)}},{key:"liveSyncPosition",get:function(){var M=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(M===null||C===null||T===null)return null;var b=T.edge,d=M-C-this.edgeStalled,o=b-T.totalduration,s=b-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,d),s)}},{key:"drift",get:function(){var M=this.levelDetails;return M===null?1:M.drift}},{key:"edgeStalled",get:function(){var M=this.levelDetails;if(M===null)return 0;var C=(this.config.lowLatencyMode&&M.partTarget||M.targetduration)*3;return Math.max(M.age-C,0)}},{key:"forwardBufferLength",get:function(){var M=this.media,C=this.levelDetails;if(!M||!C)return 0;var T=M.buffered.length;return T?M.buffered.end(T-1):C.edge-this.currentTime}}]),L}()},"./src/controller/level-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return d});var G=A("./src/types/level.ts"),U=A("./src/events.ts"),R=A("./src/errors.ts"),B=A("./src/utils/codecs.ts"),I=A("./src/controller/level-helper.ts"),D=A("./src/controller/base-playlist-controller.ts"),L=A("./src/types/loader.ts");function E(){return E=Object.assign||function(o){for(var s=1;s<arguments.length;s++){var l=arguments[s];for(var S in l)Object.prototype.hasOwnProperty.call(l,S)&&(o[S]=l[S])}return o},E.apply(this,arguments)}function _(o,s){for(var l=0;l<s.length;l++){var S=s[l];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function M(o,s,l){return s&&_(o.prototype,s),l&&_(o,l),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,f){return S.__proto__=f,S},T(o,s)}var b=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(o){C(s,o);function s(S){var f;return f=o.call(this,S,"[level-controller]")||this,f._levels=[],f._firstLevel=-1,f._startLevel=void 0,f.currentLevelIndex=-1,f.manualLevelIndex=-1,f.onParsedComplete=void 0,f._registerListeners(),f}var l=s.prototype;return l._registerListeners=function(){var f=this.hls;f.on(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(U.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(U.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var f=this.hls;f.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(U.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},l.startLoad=function(){var f=this._levels;f.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},l.onManifestLoaded=function(f,m){var w=[],y=[],h=[],c,u={},a,g=!1,p=!1,v=!1;if(m.levels.forEach(function(W){var O=W.attrs;g=g||!!(W.width&&W.height),p=p||!!W.videoCodec,v=v||!!W.audioCodec,b&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var P=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=u[P],a?a.url.push(W.url):(a=new G.Level(W),u[P]=a,w.push(a)),O&&(O.AUDIO&&Object(I.addGroupId)(a,"audio",O.AUDIO),O.SUBTITLES&&Object(I.addGroupId)(a,"text",O.SUBTITLES))}),(g||p)&&v&&(w=w.filter(function(W){var O=W.videoCodec,P=W.width,H=W.height;return!!O||!!(P&&H)})),w=w.filter(function(W){var O=W.audioCodec,P=W.videoCodec;return(!O||Object(B.isCodecSupportedInMp4)(O,"audio"))&&(!P||Object(B.isCodecSupportedInMp4)(P,"video"))}),m.audioTracks&&(y=m.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(y)),m.subtitles&&(h=m.subtitles,Object(I.assignTrackIdsByGroup)(h)),w.length>0){c=w[0].bitrate,w.sort(function(W,O){return W.bitrate-O.bitrate}),this._levels=w;for(var k=0;k<w.length;k++)if(w[k].bitrate===c){this._firstLevel=k,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+c);break}var F=v&&!p,j={levels:w,audioTracks:y,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:v,video:p,altAudio:!F&&y.some(function(W){return!!W.url})};this.hls.trigger(U.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(f,m){if(o.prototype.onError.call(this,f,m),m.fatal)return;var w=m.context,y=this._levels[this.currentLevelIndex];if(w&&(w.type===L.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&w.groupId===y.audioGroupIds[y.urlId]||w.type===L.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&w.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,u;switch(m.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:case R.ErrorDetails.KEY_LOAD_ERROR:case R.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(u=m.frag.level)):u=m.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(c=!1),u=w.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:u=m.level,h=!0;break}u!==void 0&&this.recoverLevel(m,u,h,c)},l.recoverLevel=function(f,m,w,y){var h=f.details,c=this._levels[m];if(c.loadError++,w){var u=this.retryLoadingOrFail(f);if(u)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=c.url.length;if(a>1&&c.loadError<a)f.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var g=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(h+": switch to "+g),f.levelRetry=!0,this.hls.nextAutoLevel=g)}}},l.redundantFailover=function(f){var m=this._levels[f],w=m.url.length;if(w>1){var y=(m.urlId+1)%w;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(h){h.urlId=y}),this.level=f}},l.onFragLoaded=function(f,m){var w=m.frag;if(w!==void 0&&w.type===L.PlaylistLevelType.MAIN){var y=this._levels[w.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},l.onLevelLoaded=function(f,m){var w,y=m.level,h=m.details,c=this._levels[y];if(!c){var u;this.warn("Invalid level index "+y),(u=m.deliveryDirectives)!==null&&u!==void 0&&u.skip&&(h.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(y,m,c.details)):(w=m.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(f,m){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var y=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<w.audioGroupIds.length;c++)if(w.audioGroupIds[c]===h){y=c;break}y!==w.urlId&&(w.urlId=y,this.startLoad())}},l.loadPlaylist=function(f){var m=this.currentLevelIndex,w=this._levels[m];if(this.canLoad&&w&&w.url.length>0){var y=w.urlId,h=w.url[y];if(f)try{h=f.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+m+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+y+" "+h),this.clearTimer(),this.hls.trigger(U.Events.LEVEL_LOADING,{url:h,level:m,id:y,deliveryDirectives:f||null})}},l.removeLevel=function(f,m){var w=function(c,u){return u!==m},y=this._levels.filter(function(h,c){return c!==f?!0:h.url.length>1&&m!==void 0?(h.url=h.url.filter(w),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(w)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(w)),h.urlId=0,!0):!1}).map(function(h,c){var u=h.details;return u!=null&&u.fragments&&u.fragments.forEach(function(a){a.level=c}),h});this._levels=y,this.hls.trigger(U.Events.LEVELS_UPDATED,{levels:y})},M(s,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var m,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===f&&(m=w[f])!==null&&m!==void 0&&m.details)return;if(f<0||f>=w.length){var y=f<0;if(this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:y,reason:"invalid level idx"}),y)return;f=Math.min(f,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=w[h],u=w[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=E({},u,{level:f,maxBitrate:u.maxBitrate,uri:u.uri,urlId:u.urlId});delete a._urlId,this.hls.trigger(U.Events.LEVEL_SWITCHING,a);var g=u.details;if(!g||g.live){var p=this.switchParams(u.uri,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(f){this.manualLevelIndex=f,this._startLevel===void 0&&(this._startLevel=f),f!==-1&&(this.level=f)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(f){this._firstLevel=f}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var f=this.hls.config.startLevel;return f!==void 0?f:this._firstLevel}else return this._startLevel},set:function(f){this._startLevel=f}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(f){this.level=f,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=f)}}]),s}(D.default)},"./src/controller/level-helper.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"addGroupId",function(){return R}),A.d(V,"assignTrackIdsByGroup",function(){return B}),A.d(V,"updatePTS",function(){return I}),A.d(V,"updateFragPTSDTS",function(){return L}),A.d(V,"mergeDetails",function(){return E}),A.d(V,"mapPartIntersection",function(){return _}),A.d(V,"mapFragmentIntersection",function(){return M}),A.d(V,"adjustSliding",function(){return C}),A.d(V,"addSliding",function(){return T}),A.d(V,"computeReloadInterval",function(){return b}),A.d(V,"getFragmentWithSN",function(){return d}),A.d(V,"getPartWith",function(){return o});var G=A("./src/polyfills/number.ts"),U=A("./src/utils/logger.ts");function R(s,l,S){switch(l){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 l={};s.forEach(function(S){var f=S.groupId||"";S.id=l[f]=l[f]||0,l[f]++})}function I(s,l,S){var f=s[l],m=s[S];D(f,m)}function D(s,l){var S=l.startPTS;if(Object(G.isFiniteNumber)(S)){var f=0,m;l.sn>s.sn?(f=S-s.start,m=s):(f=s.start-S,m=l),m.duration!==f&&(m.duration=f)}else if(l.sn>s.sn){var w=s.cc===l.cc;w&&s.minEndPTS?l.start=s.start+(s.minEndPTS-s.start):l.start=s.start+s.duration}else l.start=Math.max(s.start-l.duration,0)}function L(s,l,S,f,m,w){var y=f-S;y<=0&&(U.logger.warn("Fragment should have a positive duration",l),f=S+l.duration,w=m+l.duration);var h=S,c=f,u=l.startPTS,a=l.endPTS;if(Object(G.isFiniteNumber)(u)){var g=Math.abs(u-S);Object(G.isFiniteNumber)(l.deltaPTS)?l.deltaPTS=Math.max(g,l.deltaPTS):l.deltaPTS=g,h=Math.max(S,u),S=Math.min(S,u),m=Math.min(m,l.startDTS),c=Math.min(f,a),f=Math.max(f,a),w=Math.max(w,l.endDTS)}l.duration=f-S;var p=S-l.start;l.appendedPTS=f,l.start=l.startPTS=S,l.maxStartPTS=h,l.startDTS=m,l.endPTS=f,l.minEndPTS=c,l.endDTS=w;var v=l.sn;if(!s||v<s.startSN||v>s.endSN)return 0;var k,F=v-s.startSN,j=s.fragments;for(j[F]=l,k=F;k>0;k--)D(j[k],j[k-1]);for(k=F;k<j.length-1;k++)D(j[k],j[k+1]);return s.fragmentHint&&D(j[j.length-1],s.fragmentHint),s.PTSKnown=s.alignedSliding=!0,p}function E(s,l){for(var S=null,f=s.fragments,m=f.length-1;m>=0;m--){var w=f[m].initSegment;if(w){S=w;break}}s.fragmentHint&&delete s.fragmentHint.endPTS;var y=0,h;if(M(s,l,function(k,F){k.relurl&&(y=k.cc-F.cc),Object(G.isFiniteNumber)(k.startPTS)&&Object(G.isFiniteNumber)(k.endPTS)&&(F.start=F.startPTS=k.startPTS,F.startDTS=k.startDTS,F.appendedPTS=k.appendedPTS,F.maxStartPTS=k.maxStartPTS,F.endPTS=k.endPTS,F.endDTS=k.endDTS,F.minEndPTS=k.minEndPTS,F.duration=k.endPTS-k.startPTS,F.duration&&(h=F),l.PTSKnown=l.alignedSliding=!0),F.elementaryStreams=k.elementaryStreams,F.loader=k.loader,F.stats=k.stats,F.urlId=k.urlId,k.initSegment&&(F.initSegment=k.initSegment,S=k.initSegment)}),S){var c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments;c.forEach(function(k){var F;(!k.initSegment||k.initSegment.relurl===((F=S)===null||F===void 0?void 0:F.relurl))&&(k.initSegment=S)})}if(l.skippedSegments&&(l.deltaUpdateFailed=l.fragments.some(function(k){return!k}),l.deltaUpdateFailed)){U.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var u=l.skippedSegments;u--;)l.fragments.shift();l.startSN=l.fragments[0].sn,l.startCC=l.fragments[0].cc}var a=l.fragments;if(y){U.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<a.length;g++)a[g].cc+=y}l.skippedSegments&&(l.startCC=l.fragments[0].cc),_(s.partList,l.partList,function(k,F){F.elementaryStreams=k.elementaryStreams,F.stats=k.stats}),h?L(l,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(s,l),a.length&&(l.totalduration=l.edge-a[0].start),l.driftStartTime=s.driftStartTime,l.driftStart=s.driftStart;var p=l.advancedDateTime;if(l.advanced&&p){var v=l.edge;l.driftStart||(l.driftStartTime=p,l.driftStart=v),l.driftEndTime=p,l.driftEnd=v}else l.driftEndTime=s.driftEndTime,l.driftEnd=s.driftEnd,l.advancedDateTime=s.advancedDateTime}function _(s,l,S){if(s&&l)for(var f=0,m=0,w=s.length;m<=w;m++){var y=s[m],h=l[m+f];y&&h&&y.index===h.index&&y.fragment.sn===h.fragment.sn?S(y,h):f--}}function M(s,l,S){for(var f=l.skippedSegments,m=Math.max(s.startSN,l.startSN)-l.startSN,w=(s.fragmentHint?1:0)+(f?l.endSN:Math.min(s.endSN,l.endSN))-l.startSN,y=l.startSN-s.startSN,h=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,u=m;u<=w;u++){var a=c[y+u],g=h[u];f&&!g&&u<f&&(g=l.fragments[u]=a),a&&g&&S(a,g)}}function C(s,l){var S=l.startSN+l.skippedSegments-s.startSN,f=s.fragments;if(S<0||S>=f.length)return;T(l,f[S].start)}function T(s,l){if(l){for(var S=s.fragments,f=s.skippedSegments;f<S.length;f++)S[f].start+=l;s.fragmentHint&&(s.fragmentHint.start+=l)}}function b(s,l){var S=1e3*s.levelTargetDuration,f=S/2,m=s.age,w=m>0&&m<S*3,y=l.loading.end-l.loading.start,h,c=s.availabilityDelay;if(s.updated===!1)if(w){var u=333*s.misses;h=Math.max(Math.min(f,y*2),u),s.availabilityDelay=(s.availabilityDelay||0)+h}else h=f;else w?(c=Math.min(c||S/2,m),s.availabilityDelay=c,h=c+S-m):h=S-y;return Math.round(h)}function d(s,l,S){if(!s||!s.details)return null;var f=s.details,m=f.fragments[l-f.startSN];return m||(m=f.fragmentHint,m&&m.sn===l?m:l<f.startSN&&S&&S.sn===l?S:null)}function o(s,l,S){if(!s||!s.details)return null;var f=s.details.partList;if(f)for(var m=f.length;m--;){var w=f[m];if(w.index===S&&w.fragment.sn===l)return w}return null}},"./src/controller/stream-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return f});var G=A("./src/polyfills/number.ts"),U=A("./src/controller/base-stream-controller.ts"),R=A("./src/is-supported.ts"),B=A("./src/events.ts"),I=A("./src/utils/buffer-helper.ts"),D=A("./src/controller/fragment-tracker.ts"),L=A("./src/types/loader.ts"),E=A("./src/loader/fragment.ts"),_=A("./src/demux/transmuxer-interface.ts"),M=A("./src/types/transmuxer.ts"),C=A("./src/controller/gap-controller.ts"),T=A("./src/errors.ts"),b=A("./src/utils/logger.ts");function d(m,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,w,y){return w&&d(m.prototype,w),y&&d(m,y),m}function s(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,l(m,w)}function l(m,w){return l=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},l(m,w)}var S=100,f=function(m){s(w,m);function w(h,c){var u;return u=m.call(this,h,c,"[stream-controller]")||this,u.audioCodecSwap=!1,u.gapController=null,u.level=-1,u._forceStartLoad=!1,u.altAudio=!1,u.audioOnly=!1,u.fragPlaying=null,u.onvplaying=null,u.onvseeked=null,u.fragLastKbps=0,u.stalled=!1,u.couldBacktrack=!1,u.audioCodecSwitch=!1,u.videoBuffer=null,u._registerListeners(),u}var y=w.prototype;return y._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)},y._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)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(c){if(this.levels){var u=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}u>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+u.toFixed(3)),c=u),this.state=U.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=U.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_LEVEL:{var c,u=this.levels,a=this.level,g=u==null||((c=u[a])===null||c===void 0)?void 0:c.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=U.State.IDLE;break}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var p,v=self.performance.now(),k=this.retryDate;(!k||v>=k||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=U.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var c,u,a=this.hls,g=this.levelLastLoaded,p=this.levels,v=this.media,k=a.config,F=a.nextLoadLevel;if(g===null||!v&&(this.startFragRequested||!k.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[F])return;var j=p[F];this.level=a.nextLoadLevel=F;var W=j.details;if(!W||this.state===U.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=U.State.WAITING_LEVEL;return}var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:v,L.PlaylistLevelType.MAIN);if(O===null)return;var P=O.len,H=this.getMaxBufferLength(j.maxBitrate);if(P>=H)return;if(this._streamEnded(O,W)){var X={};this.altAudio&&(X.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,X),this.state=U.State.ENDED;return}var Z=O.end,re=this.getNextFragment(Z,W);if(this.couldBacktrack&&!this.fragPrevious&&re&&re.sn!=="initSegment"){var Ee=re.sn-W.startSN;Ee>1&&(re=W.fragments[Ee-1],this.fragmentTracker.removeFragment(re))}if(re&&this.fragmentTracker.getState(re)===D.FragmentState.OK&&this.nextLoadPosition>Z){var fe=this.audioOnly&&!this.altAudio?E.ElementaryStreamTypes.AUDIO:E.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(v,fe,L.PlaylistLevelType.MAIN),re=this.getNextFragment(this.nextLoadPosition,W)}if(!re)return;re.initSegment&&!re.initSegment.data&&!this.bitrateTest&&(re=re.initSegment),((c=re.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((u=re.decryptdata)!==null&&u!==void 0&&u.key)?this.loadKey(re,W):this.loadFragment(re,W,Z)},y.loadFragment=function(c,u,a){var g,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===D.FragmentState.BACKTRACKED){var v=this.fragmentTracker.getBacktrackData(c);if(v){this._handleFragmentLoadProgress(v),this._handleFragmentLoadComplete(v);return}else p=D.FragmentState.NOT_LOADED}p===D.FragmentState.NOT_LOADED||p===D.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,m.prototype.loadFragment.call(this,c,u,a)):p===D.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()},y.getAppendedFrag=function(c){var u=this.fragmentTracker.getAppendedFrag(c,L.PlaylistLevelType.MAIN);return u&&"fragment"in u?u.fragment:u},y.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,L.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var c=this.levels,u=this.media;if(u!=null&&u.readyState){var a,g=this.getAppendedFrag(u.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!u.paused&&c){var p=this.hls.nextLoadLevel,v=c[p],k=this.fragLastKbps;k&&this.fragCurrent?a=this.fragCurrent.duration*v.maxBitrate/(1e3*k)+1:a=0}else a=0;var F=this.getBufferedFrag(u.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,O=j.duration,P=Math.max(F.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(P,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===U.State.KEY_LOADING&&(this.state=U.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(c,u){m.prototype.flushMainBuffer.call(this,c,u,this.altAudio?"video":null)},y.onMediaAttached=function(c,u){m.prototype.onMediaAttached.call(this,c,u);var a=u.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)},y.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),m.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var c=this.media,u=c?c.currentTime:null;Object(G.isFiniteNumber)(u)&&this.log("Media seeked to "+u.toFixed(3)),this.tick()},y.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},y.onManifestParsed=function(c,u){var a=!1,g=!1,p;u.levels.forEach(function(v){p=v.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=a&&g&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=u.levels,this.startFragRequested=!1},y.onLevelLoading=function(c,u){var a=this.levels;if(!a||this.state!==U.State.IDLE)return;var g=a[u.level];(!g.details||g.details.live&&this.levelLastLoaded!==u.level||this.waitForCdnTuneIn(g.details))&&(this.state=U.State.WAITING_LEVEL)},y.onLevelLoaded=function(c,u){var a,g=this.levels,p=u.level,v=u.details,k=v.totalduration;if(!g){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+v.startSN+","+v.endSN+"], cc ["+v.startCC+", "+v.endCC+"] duration:"+k);var F=this.fragCurrent;F&&(this.state===U.State.FRAG_LOADING||this.state===U.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==u.level&&F.loader&&(this.state=U.State.IDLE,F.loader.abort()));var j=g[p],W=0;if(v.live||(a=j.details)!==null&&a!==void 0&&a.live){if(v.fragments[0]||(v.deltaUpdateFailed=!0),v.deltaUpdateFailed)return;W=this.alignPlaylists(v,j.details)}if(j.details=v,this.levelLastLoaded=p,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:v,level:p}),this.state===U.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(v))return;this.state=U.State.IDLE}this.startFragRequested?v.live&&this.synchronizeToLiveEdge(v):this.setStartPosition(v,W),this.tick()},y._handleFragmentLoadProgress=function(c){var u,a=c.frag,g=c.part,p=c.payload,v=this.levels;if(!v){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var k=v[a.level],F=k.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=k.videoCodec,W=F.PTSKnown||!F.live,O=(u=a.initSegment)===null||u===void 0?void 0:u.data,P=this._getAudioCodec(k),H=this.transmuxer=this.transmuxer||new _.default(this.hls,L.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),X=g?g.index:-1,Z=X!==-1,re=new M.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,X,Z),Ee=this.initPTS[a.cc];H.push(p,O,P,j,a,g,F.totalduration,W,re,Ee)},y.onAudioTrackSwitching=function(c,u){var a=this.altAudio,g=!!u.url,p=u.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 v=this.fragCurrent;v!=null&&v.loader&&(this.log("Switching to main audio track, cancel main fragment load"),v.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var k=this.hls;a&&k.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),k.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:p})}},y.onAudioTrackSwitched=function(c,u){var a=u.id,g=!!this.hls.audioTracks[a].url;if(g){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=g,this.tick()},y.onBufferCreated=function(c,u){var a=u.tracks,g,p,v=!1;for(var k in a){var F=a[k];if(F.id==="main"){if(p=k,g=F,k==="video"){var j=a[k];j&&(this.videoBuffer=j.buffer)}}else v=!0}v&&g?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(c,u){var a=u.frag,g=u.part;if(a&&a.type!==L.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===U.State.PARSED&&(this.state=U.State.IDLE);return}var p=g?g.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,g)},y.onError=function(c,u){switch(u.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(L.PlaylistLevelType.MAIN,u);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==U.State.ERROR&&(u.fatal?(this.warn(""+u.details),this.state=U.State.ERROR):!u.levelRetry&&this.state===U.State.WAITING_LEVEL&&(this.state=U.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(u.parent==="main"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var a=!0,g=this.getFwdBufferInfo(this.media,L.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}},y.checkBuffer=function(){var c=this.media,u=this.gapController;if(!c||!u||!c.readyState)return;var a=I.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):u.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=U.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(c,u){var a=u.type;if(a!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(a===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,a,L.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(c,u){this.levels=u.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var c=this.media,u=c.currentTime,a=this.startPosition;if(a>=0&&u<a){if(c.seeking){b.logger.log("could not seek to "+a+", already seeking at "+u);return}var g=I.BufferHelper.getBuffered(c),p=g.length?g.start(0):0,v=p-a;v>0&&(v<this.config.maxBufferHole||v<this.config.maxFragLookUpTolerance)&&(b.logger.log("adjusting start position by "+v+" to match buffer start"),a+=v,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+u),c.currentTime=a}},y._getAudioCodec=function(c){var u=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&u&&(this.log("Swapping audio codec"),u.indexOf("mp4a.40.5")!==-1?u="mp4a.40.2":u="mp4a.40.5"),u},y._loadBitrateTestFrag=function(c){var u=this;this._doFragLoad(c).then(function(a){var g=u.hls;if(!a||g.nextLoadLevel||u.fragContextChanged(c))return;u.fragLoadError=0,u.state=U.State.IDLE,u.startFragRequested=!1,u.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),g.trigger(B.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(c){var u,a="main",g=this.hls,p=c.remuxResult,v=c.chunkMeta,k=this.getCurrentContext(v);if(!k){this.warn("The loading context changed while buffering fragment "+v.sn+" of level "+v.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(v.level);return}var F=k.frag,j=k.part,W=k.level,O=p.video,P=p.text,H=p.id3,X=p.initSegment,Z=this.altAudio?void 0:p.audio;if(this.fragContextChanged(F))return;if(this.state=U.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,F,v),g.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:X.tracks}));var re=X.initPTS,Ee=X.timescale;Object(G.isFiniteNumber)(re)&&(this.initPTS[F.cc]=re,g.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:re,timescale:Ee}))}if(O&&p.independent!==!1){if(W.details){var fe=O.startPTS,Te=O.endPTS,ge=O.startDTS,pe=O.endDTS;if(j)j.elementaryStreams[O.type]={startPTS:fe,endPTS:Te,startDTS:ge,endDTS:pe};else if(O.firstKeyFrame&&O.independent&&(this.couldBacktrack=!0),O.dropped&&O.independent){var ce=this.getLoadPosition()+this.config.maxBufferHole;if(ce<fe){this.backtrack(F);return}F.setElementaryStreamInfo(O.type,F.start,Te,F.start,pe,!0)}F.setElementaryStreamInfo(O.type,fe,Te,ge,pe),this.bufferFragmentData(O,F,j,v)}}else if(p.independent===!1){this.backtrack(F);return}if(Z){var he=Z.startPTS,J=Z.endPTS,oe=Z.startDTS,q=Z.endDTS;j&&(j.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:he,endPTS:J,startDTS:oe,endDTS:q}),F.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,he,J,oe,q),this.bufferFragmentData(Z,F,j,v)}if(H!=null&&(u=H.samples)!==null&&u!==void 0&&u.length){var ye={frag:F,id:a,samples:H.samples};g.trigger(B.Events.FRAG_PARSING_METADATA,ye)}if(P){var we={frag:F,id:a,samples:P.samples};g.trigger(B.Events.FRAG_PARSING_USERDATA,we)}},y._bufferInitSegment=function(c,u,a,g){var p=this;if(this.state!==U.State.PARSING)return;this.audioOnly=!!u.audio&&!u.video,this.altAudio&&!this.audioOnly&&delete u.audio;var v=u.audio,k=u.video,F=u.audiovideo;if(v){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"),v.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&v.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+'"'),v.levelCodec=j,v.id="main",this.log("Init audio buffer, container:"+v.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+v.codec+"]")}k&&(k.levelCodec=c.videoCodec,k.id="main",this.log("Init video buffer, container:"+k.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+k.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,u),Object.keys(u).forEach(function(O){var P=u[O],H=P.initSegment;H!=null&&H.byteLength&&p.hls.trigger(B.Events.BUFFER_APPENDING,{type:O,data:H,frag:a,part:null,chunkMeta:g,parent:a.type})}),this.tick()},y.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var u=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,u?this.resetFragmentLoading(c):this.state=U.State.BACKTRACKING},y.checkFragmentChanged=function(){var c=this.media,u=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(I.BufferHelper.isBuffered(c,a)?u=this.getAppendedFrag(a):I.BufferHelper.isBuffered(c,a+.1)&&(u=this.getAppendedFrag(a+.1)),u){var g=this.fragPlaying,p=u.level;(!g||u.sn!==g.sn||g.level!==p||u.urlId!==g.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:u}),(!g||g.level!==p)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=u)}}},o(w,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);if(u)return u.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var u=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(u)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(U.default)},"./src/controller/subtitle-stream-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"SubtitleStreamController",function(){return s});var G=A("./src/events.ts"),U=A("./src/utils/logger.ts"),R=A("./src/utils/buffer-helper.ts"),B=A("./src/controller/fragment-finders.ts"),I=A("./src/utils/discontinuities.ts"),D=A("./src/controller/level-helper.ts"),L=A("./src/controller/fragment-tracker.ts"),E=A("./src/controller/base-stream-controller.ts"),_=A("./src/types/loader.ts"),M=A("./src/types/level.ts");function C(l,S){for(var f=0;f<S.length;f++){var m=S[f];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(l,m.key,m)}}function T(l,S,f){return S&&C(l.prototype,S),f&&C(l,f),l}function b(l,S){l.prototype=Object.create(S.prototype),l.prototype.constructor=l,d(l,S)}function d(l,S){return d=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},d(l,S)}var o=500,s=function(l){b(S,l);function S(m,w){var y;return y=l.call(this,m,w,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var f=S.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var w=this.hls;w.on(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(G.Events.ERROR,this.onError,this),w.on(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var w=this.hls;w.off(G.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(G.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(G.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(G.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(G.Events.ERROR,this.onError,this),w.off(G.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(G.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(G.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(G.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(G.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=E.State.IDLE,this.setInterval(o),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(w,y){this.mainDetails=y.details},f.onSubtitleFragProcessed=function(w,y){var h=y.frag,c=y.success;if(this.fragPrevious=h,this.state=E.State.IDLE,!c)return;var u=this.tracksBuffered[this.currentTrackId];if(!u)return;for(var a,g=h.start,p=0;p<u.length;p++)if(g>=u[p].start&&g<=u[p].end){a=u[p];break}var v=h.start+h.duration;a?a.end=v:(a={start:g,end:v},u.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(w,y){var h=y.startOffset,c=y.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var u=this.currentTrackId,a=this.levels;if(!a.length||!a[u]||!a[u].details)return;var g=a[u].details,p=g.targetduration,v=c-p;if(v<=0)return;y.endOffsetSubtitles=Math.max(0,v),this.tracksBuffered.forEach(function(k){for(var F=0;F<k.length;){if(k[F].end<=v){k.shift();continue}else if(k[F].start<v)k[F].start=v;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,v,_.PlaylistLevelType.SUBTITLE)}},f.onError=function(w,y){var h,c=y.frag;if(!c||c.type!==_.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=E.State.IDLE},f.onSubtitleTracksUpdated=function(w,y){var h=this,c=y.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(u){return new M.Level(u)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(u){h.tracksBuffered[u.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(w,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},f.onSubtitleTrackLoaded=function(w,y){var h,c=y.details,u=y.id,a=this.currentTrackId,g=this.levels;if(!g.length)return;var p=g[a];if(u>=g.length||u!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=p.details)!==null&&h!==void 0&&h.live){var v=this.mainDetails;if(c.deltaUpdateFailed||!v)return;var k=v.fragments[0];if(!p.details)c.hasProgramDateTime&&v.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(c,v):k&&Object(D.addSliding)(c,k.start);else{var F=this.alignPlaylists(c,p.details);F===0&&k&&Object(D.addSliding)(c,k.start)}}if(p.details=c,this.levelLastLoaded=u,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===E.State.IDLE){var j=Object(B.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},f._handleFragmentLoadComplete=function(w){var y=w.frag,h=w.payload,c=y.decryptdata,u=this.hls;if(this.fragContextChanged(y))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(g){var p=performance.now();u.trigger(G.Events.FRAG_DECRYPTED,{frag:y,payload:g,stats:{tstart:a,tdecrypt:p}})})}},f.doTick=function(){if(!this.media){this.state=E.State.IDLE;return}if(this.state===E.State.IDLE){var w,y=this.currentTrackId,h=this.levels;if(!h.length||!h[y]||!h[y].details)return;var c=h[y].details,u=c.targetduration,a=this.config,g=this.media,p=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-u,a.maxBufferHole),v=p.end,k=p.len,F=this.getMaxBufferLength()+u;if(k>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,P,H=this.fragPrevious;if(v<O){var X=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(P=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,X)),P||(P=Object(B.findFragmentByPTS)(H,j,v,X),!P&&H&&H.start<j[0].start&&(P=j[0]))}else P=j[W-1];(w=P)!==null&&w!==void 0&&w.encrypted?(U.logger.log("Loading key for "+P.sn),this.state=E.State.KEY_LOADING,this.hls.trigger(G.Events.KEY_LOADING,{frag:P})):P&&this.fragmentTracker.getState(P)===L.FragmentState.NOT_LOADED&&this.loadFragment(P,c,v)}},f.loadFragment=function(w,y,h){this.fragCurrent=w,l.prototype.loadFragment.call(this,w,y,h)},T(S,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),S}(E.default)},"./src/controller/subtitle-track-controller.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/events.ts"),U=A("./src/utils/texttrack-utils.ts"),R=A("./src/controller/base-playlist-controller.ts"),B=A("./src/types/loader.ts");function I(C,T){for(var b=0;b<T.length;b++){var d=T[b];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(C,d.key,d)}}function D(C,T,b){return T&&I(C.prototype,T),b&&I(C,b),C}function L(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,E(C,T)}function E(C,T){return E=Object.setPrototypeOf||function(d,o){return d.__proto__=o,d},E(C,T)}var _=function(C){L(T,C);function T(d){var o;return o=C.call(this,d,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var b=T.prototype;return b.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},b.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)},b.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)},b.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)},b.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},b.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=M(this.media.textTracks);o.forEach(function(s){Object(U.clearCurrentCues)(s)}),this.subtitleTrack=-1,this.media=null},b.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},b.onManifestParsed=function(o,s){this.tracks=s.subtitleTracks},b.onSubtitleTrackLoaded=function(o,s){var l=s.id,S=s.details,f=this.trackId,m=this.tracksInGroup[f];if(!m){this.warn("Invalid subtitle track id "+l);return}var w=m.details;m.details=s.details,this.log("subtitle track "+l+" loaded ["+S.startSN+"-"+S.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,s,w))},b.onLevelLoading=function(o,s){this.switchLevel(s.level)},b.onLevelSwitching=function(o,s){this.switchLevel(s.level)},b.switchLevel=function(o){var s=this.hls.levels[o];if(!(s!=null&&s.textGroupIds))return;var l=s.textGroupIds[s.urlId];if(this.groupId!==l){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(y){return!l||y.groupId===l});this.tracksInGroup=f;var m=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=l;var w={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(G.Events.SUBTITLE_TRACKS_UPDATED,w),m!==-1&&this.setSubtitleTrack(m,S)}},b.findTrackId=function(o){for(var s=this.tracksInGroup,l=0;l<s.length;l++){var S=s[l];if((!this.selectDefaultTrack||S.default)&&(!o||o===S.name))return S.id}return-1},b.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)},b.loadPlaylist=function(o){var s=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(s)){var l=s.id,S=s.groupId,f=s.url;if(o)try{f=o.addDirectives(f)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+l),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:f,id:l,groupId:S,deliveryDirectives:o||null})}},b.toggleTrackModes=function(o){var s=this,l=this.media,S=this.subtitleDisplay,f=this.trackId;if(!l)return;var m=M(l.textTracks),w=m.filter(function(c){return c.groupId===s.groupId});if(o===-1)[].slice.call(m).forEach(function(c){c.mode="disabled"});else{var y=w[f];y&&(y.mode="disabled")}var h=w[o];h&&(h.mode=S?"showing":"hidden")},b.setSubtitleTrack=function(o,s){var l,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(l=S[o])!==null&&l!==void 0&&l.details)||o<-1||o>=S.length)return;this.clearTimer();var f=S[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,f){var m=f.id,w=f.groupId,y=w===void 0?"":w,h=f.name,c=f.type,u=f.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:h,type:c,url:u});var a=this.switchParams(f.url,s==null?void 0:s.details);this.loadPlaylist(a)}else this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:o})},b.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,s=M(this.media.textTracks),l=0;l<s.length;l++)if(s[l].mode==="hidden")o=l;else if(s[l].mode==="showing"){o=l;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},D(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}(R.default);function M(C){for(var T=[],b=0;b<C.length;b++){var d=C[b];d.kind==="subtitles"&&d.label&&T.push(C[b])}return T}V.default=_},"./src/controller/timeline-controller.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"TimelineController",function(){return M});var G=A("./src/polyfills/number.ts"),U=A("./src/events.ts"),R=A("./src/utils/cea-608-parser.ts"),B=A("./src/utils/output-filter.ts"),I=A("./src/utils/webvtt-parser.ts"),D=A("./src/utils/texttrack-utils.ts"),L=A("./src/utils/imsc1-ttml-parser.ts"),E=A("./src/types/loader.ts"),_=A("./src/utils/logger.ts"),M=function(){function d(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=b(),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 l=new B.default(this,"textTrack1"),S=new B.default(this,"textTrack2"),f=new B.default(this,"textTrack3"),m=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,l,S),this.cea608Parser2=new R.default(3,f,m)}s.on(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.on(U.Events.FRAG_LOADING,this.onFragLoading,this),s.on(U.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.on(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.on(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.on(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=d.prototype;return o.destroy=function(){var l=this.hls;l.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.off(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.off(U.Events.FRAG_LOADING,this.onFragLoading,this),l.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),l.off(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.off(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.off(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(l,S,f,m,w){for(var y=!1,h=w.length;h--;){var c=w[h],u=T(c[0],c[1],S,f);if(u>=0&&(c[0]=Math.min(c[0],S),c[1]=Math.max(c[1],f),y=!0,u/(f-S)>.5))return}if(y||w.push([S,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[l];this.Cues.newCue(a,S,f,m)}else{var g=this.Cues.newCue(null,S,f,m);this.hls.trigger(U.Events.CUES_PARSED,{type:"captions",cues:g,track:l})}},o.onInitPtsFound=function(l,S){var f=this,m=S.frag,w=S.id,y=S.initPTS,h=S.timescale,c=this.unparsedVttFrags;w==="main"&&(this.initPTS[m.cc]=y,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(u){f.onFragLoaded(U.Events.FRAG_LOADED,u)}))},o.getExistingTrack=function(l){var S=this.media;if(S)for(var f=0;f<S.textTracks.length;f++){var m=S.textTracks[f];if(m[l])return m}return null},o.createCaptionsTrack=function(l){this.config.renderTextTracksNatively?this.createNativeTrack(l):this.createNonNativeTrack(l)},o.createNativeTrack=function(l){if(this.captionsTracks[l])return;var S=this.captionsProperties,f=this.captionsTracks,m=this.media,w=S[l],y=w.label,h=w.languageCode,c=this.getExistingTrack(l);if(c)f[l]=c,Object(D.clearCurrentCues)(f[l]),Object(D.sendAddTrackEvent)(f[l],m);else{var u=this.createTextTrack("captions",y,h);u&&(u[l]=!0,f[l]=u)}},o.createNonNativeTrack=function(l){if(this.nonNativeCaptionsTracks[l])return;var S=this.captionsProperties[l];if(!S)return;var f=S.label,m={_id:l,label:f,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[l]=m,this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(l,S,f){var m=this.media;return m?m.addTextTrack(l,S,f):void 0},o.onMediaAttaching=function(l,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var l=this.captionsTracks;Object.keys(l).forEach(function(S){Object(D.clearCurrentCues)(l[S]),delete l[S]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=b(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var l=this.media;if(!l)return;var S=l.textTracks;if(S)for(var f=0;f<S.length;f++)Object(D.clearCurrentCues)(S[f])},o.onSubtitleTracksUpdated=function(l,S){var f=this;this.textTracks=[];var m=S.subtitleTracks||[],w=m.some(function(u){return u.textCodec===L.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var y=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(u,a){var g;if(a<h.length){for(var p=null,v=0;v<h.length;v++)if(C(h[v],u)){p=h[v];break}p&&(g=p)}g?Object(D.clearCurrentCues)(g):(g=f.createTextTrack("subtitles",u.name,u.lang),g&&(g.mode="disabled")),g&&(g.groupId=u.groupId,f.textTracks.push(g))})}else if(!y&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(u){return{label:u.name,kind:u.type.toLowerCase(),default:u.default,subtitleTrack:u}});this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(l,S){var f=this;this.config.enableCEA708Captions&&S.captions&&S.captions.forEach(function(m){var w=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!w)return;var y="textTrack"+w[1],h=f.captionsProperties[y];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(l,S){var f=this.cea608Parser1,m=this.cea608Parser2,w=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(f&&m))return;if(S.frag.type===E.PlaylistLevelType.MAIN){var h,c,u=S.frag.sn,a=(h=S==null||((c=S.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;u===w+1||u===w&&a===y+1||(f.reset(),m.reset()),this.lastSn=u,this.lastPartIndex=a}},o.onFragLoaded=function(l,S){var f=S.frag,m=S.payload,w=this.initPTS,y=this.unparsedVttFrags;if(f.type===E.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(G.isFiniteNumber)(w[f.cc])){y.push(S),w.length&&this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Missing initial subtitle PTS")});return}var h=f.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[f.level],u=this.vttCCs;u[f.cc]||(u[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),c&&c.textCodec===L.IMSC1_CODEC?this._parseIMSC1(f,m):this._parseVTTs(f,m,u)}}else this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(l,S){var f=this,m=this.hls;Object(L.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(w){f._appendCues(w,l.level),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(w){_.logger.log("Failed to parse IMSC1: "+w),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:w})})},o._parseVTTs=function(l,S,f){var m=this,w=this.hls;Object(I.parseWebVTT)(S,this.initPTS[l.cc],this.timescale[l.cc],f,l.cc,l.start,function(y){m._appendCues(y,l.level),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:l})},function(y){m._fallbackToIMSC1(l,S),_.logger.log("Failed to parse VTT cue: "+y),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:l,error:y})})},o._fallbackToIMSC1=function(l,S){var f=this,m=this.tracks[l.level];m.textCodec||Object(L.parseIMSC1)(S,this.initPTS[l.cc],this.timescale[l.cc],function(){m.textCodec=L.IMSC1_CODEC,f._parseIMSC1(l,S)},function(){m.textCodec="wvtt"})},o._appendCues=function(l,S){var f=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[S];if(m.mode==="disabled")return;l.forEach(function(h){return Object(D.addCueToTrack)(m,h)})}else{var w=this.tracks[S],y=w.default?"default":"subtitles"+S;f.trigger(U.Events.CUES_PARSED,{type:"subtitles",cues:l,track:y})}},o.onFragDecrypted=function(l,S){var f=S.frag;if(f.type===E.PlaylistLevelType.SUBTITLE){if(!Object(G.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(S);return}this.onFragLoaded(U.Events.FRAG_LOADED,S)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(l,S){var f=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(f&&m))return;for(var w=0;w<S.samples.length;w++){var y=S.samples[w].bytes;if(y){var h=this.extractCea608Data(y);f.addData(S.samples[w].pts,h[0]),m.addData(S.samples[w].pts,h[1])}}},o.onBufferFlushing=function(l,S){var f=S.startOffset,m=S.endOffset,w=S.endOffsetSubtitles,y=S.type,h=this.media;if(!h||h.currentTime<m)return;if(!y||y==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(D.removeCuesInRange)(c[a],f,m)})}if(this.config.renderTextTracksNatively&&(f===0&&w!==void 0)){var u=this.textTracks;Object.keys(u).forEach(function(a){return Object(D.removeCuesInRange)(u[a],f,w)})}},o.extractCea608Data=function(l){for(var S=l[0]&31,f=2,m=[[],[]],w=0;w<S;w++){var y=l[f++],h=127&l[f++],c=127&l[f++],u=(4&y)!==0,a=3&y;if(h===0&&c===0)continue;u&&((a===0||a===1)&&(m[a].push(h),m[a].push(c)))}return m},d}();function C(d,o){return d&&d.label===o.name&&!(d.textTrack1||d.textTrack2)}function T(d,o,s,l){return Math.min(o,l)-Math.max(d,s)}function b(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return G});var G=function(){function U(B,I){this.subtle=void 0,this.aesIV=void 0,this.subtle=B,this.aesIV=I}var R=U.prototype;return R.decrypt=function(I,D){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},D,I)},U}()},"./src/crypt/aes-decryptor.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"removePadding",function(){return U}),A.d(V,"default",function(){return R});var G=A("./src/utils/typed-array.ts");function U(B){var I=B.byteLength,D=I&&new DataView(B.buffer).getUint8(I-1);return D?Object(G.sliceUint8)(B,0,I-D):B}var R=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 I=B.prototype;return I.uint8ArrayToUint32Array_=function(L){for(var E=new DataView(L),_=new Uint32Array(4),M=0;M<4;M++)_[M]=E.getUint32(M*4);return _},I.initTable=function(){var L=this.sBox,E=this.invSBox,_=this.subMix,M=_[0],C=_[1],T=_[2],b=_[3],d=this.invSubMix,o=d[0],s=d[1],l=d[2],S=d[3],f=new Uint32Array(256),m=0,w=0,y=0;for(y=0;y<256;y++)y<128?f[y]=y<<1:f[y]=y<<1^283;for(y=0;y<256;y++){var h=w^w<<1^w<<2^w<<3^w<<4;h=h>>>8^h&255^99,L[m]=h,E[h]=m;var c=f[m],u=f[c],a=f[u],g=f[h]*257^h*16843008;M[m]=g<<24|g>>>8,C[m]=g<<16|g>>>16,T[m]=g<<8|g>>>24,b[m]=g,g=a*16843009^u*65537^c*257^m*16843008,o[h]=g<<24|g>>>8,s[h]=g<<16|g>>>16,l[h]=g<<8|g>>>24,S[h]=g,m?(m=c^f[f[f[a^c]]],w^=f[f[w]]):m=w=1}},I.expandKey=function(L){for(var E=this.uint8ArrayToUint32Array_(L),_=!0,M=0;M<E.length&&_;)_=E[M]===this.key[M],M++;if(_)return;this.key=E;var C=this.keySize=E.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var T=this.ksRows=(C+6+1)*4,b,d,o=this.keySchedule=new Uint32Array(T),s=this.invKeySchedule=new Uint32Array(T),l=this.sBox,S=this.rcon,f=this.invSubMix,m=f[0],w=f[1],y=f[2],h=f[3],c,u;for(b=0;b<T;b++){if(b<C){c=o[b]=E[b];continue}u=c,b%C===0?(u=u<<8|u>>>24,u=l[u>>>24]<<24|l[u>>>16&255]<<16|l[u>>>8&255]<<8|l[u&255],u^=S[b/C|0]<<24):C>6&&b%C===4&&(u=l[u>>>24]<<24|l[u>>>16&255]<<16|l[u>>>8&255]<<8|l[u&255]),o[b]=c=(o[b-C]^u)>>>0}for(d=0;d<T;d++)b=T-d,d&3?u=o[b]:u=o[b-4],d<4||b<=4?s[d]=u:s[d]=m[l[u>>>24]]^w[l[u>>>16&255]]^y[l[u>>>8&255]]^h[l[u&255]],s[d]=s[d]>>>0},I.networkToHostOrderSwap=function(L){return L<<24|(L&65280)<<8|(L&16711680)>>8|L>>>24},I.decrypt=function(L,E,_){for(var M=this.keySize+6,C=this.invKeySchedule,T=this.invSBox,b=this.invSubMix,d=b[0],o=b[1],s=b[2],l=b[3],S=this.uint8ArrayToUint32Array_(_),f=S[0],m=S[1],w=S[2],y=S[3],h=new Int32Array(L),c=new Int32Array(h.length),u,a,g,p,v,k,F,j,W,O,P,H,X,Z,re=this.networkToHostOrderSwap;E<h.length;){for(W=re(h[E]),O=re(h[E+1]),P=re(h[E+2]),H=re(h[E+3]),v=W^C[0],k=H^C[1],F=P^C[2],j=O^C[3],X=4,Z=1;Z<M;Z++)u=d[v>>>24]^o[k>>16&255]^s[F>>8&255]^l[j&255]^C[X],a=d[k>>>24]^o[F>>16&255]^s[j>>8&255]^l[v&255]^C[X+1],g=d[F>>>24]^o[j>>16&255]^s[v>>8&255]^l[k&255]^C[X+2],p=d[j>>>24]^o[v>>16&255]^s[k>>8&255]^l[F&255]^C[X+3],v=u,k=a,F=g,j=p,X=X+4;u=T[v>>>24]<<24^T[k>>16&255]<<16^T[F>>8&255]<<8^T[j&255]^C[X],a=T[k>>>24]<<24^T[F>>16&255]<<16^T[j>>8&255]<<8^T[v&255]^C[X+1],g=T[F>>>24]<<24^T[j>>16&255]<<16^T[v>>8&255]<<8^T[k&255]^C[X+2],p=T[j>>>24]<<24^T[v>>16&255]<<16^T[k>>8&255]<<8^T[F&255]^C[X+3],c[E]=re(u^f),c[E+1]=re(p^m),c[E+2]=re(g^w),c[E+3]=re(a^y),f=W,m=O,w=P,y=H,E=E+4}return c.buffer},B}()},"./src/crypt/decrypter.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return E});var G=A("./src/crypt/aes-crypto.ts"),U=A("./src/crypt/fast-aes-key.ts"),R=A("./src/crypt/aes-decryptor.ts"),B=A("./src/utils/logger.ts"),I=A("./src/utils/mp4-tools.ts"),D=A("./src/utils/typed-array.ts"),L=16,E=function(){function _(C,T,b){var d=b===void 0?{}:b,o=d.removePKCS7Padding,s=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=T,this.removePKCS7Padding=s,s)try{var l=self.crypto;l&&(this.subtle=l.subtle||l.webkitSubtle)}catch(S){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var M=_.prototype;return M.destroy=function(){this.observer=null},M.isSync=function(){return this.config.enableSoftwareAES},M.flush=function(){var T=this.currentResult;if(!T){this.reset();return}var b=new Uint8Array(T);return this.reset(),this.removePKCS7Padding?Object(R.removePadding)(b):b},M.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},M.decrypt=function(T,b,d,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(T),b,d);var s=this.flush();s&&o(s.buffer)}else this.webCryptoDecrypt(new Uint8Array(T),b,d).then(o)},M.softwareDecrypt=function(T,b,d){var o=this.currentIV,s=this.currentResult,l=this.remainderData;this.logOnce("JS AES decrypt"),l&&(T=Object(I.appendUint8Array)(l,T),this.remainderData=null);var S=this.getValidChunk(T);if(!S.length)return null;o&&(d=o);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new R.default),f.expandKey(b);var m=s;return this.currentResult=f.decrypt(S.buffer,0,d),this.currentIV=Object(D.sliceUint8)(S,-16).buffer,m||null},M.webCryptoDecrypt=function(T,b,d){var o=this,s=this.subtle;return(this.key!==b||!this.fastAesKey)&&(this.key=b,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},U}()},"./src/demux/aacdemuxer.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/demux/base-audio-demuxer.ts"),U=A("./src/demux/adts.ts"),R=A("./src/utils/logger.ts"),B=A("./src/demux/id3.ts");function I(E,_){E.prototype=Object.create(_.prototype),E.prototype.constructor=E,D(E,_)}function D(E,_){return D=Object.setPrototypeOf||function(C,T){return C.__proto__=T,C},D(E,_)}var L=function(E){I(_,E);function _(C,T){var b;return b=E.call(this)||this,b.observer=void 0,b.config=void 0,b.observer=C,b.config=T,b}var M=_.prototype;return M.resetInitSegment=function(T,b,d){E.prototype.resetInitSegment.call(this,T,b,d),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:T,duration:d,inputTimeScale:9e4,dropped:0}},_.probe=function(T){if(!T)return!1;for(var b=B.getID3Data(T,0)||[],d=b.length,o=T.length;d<o;d++)if(U.probe(T,d))return R.logger.log("ADTS 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m,w,y,h,c=navigator.userAgent.toLowerCase(),u=f,a=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];m=((l[S+2]&192)>>>6)+1;var g=(l[S+2]&60)>>>2;if(g>a.length-1){s.trigger(R.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+g});return}return y=(l[S+2]&1)<<2,y|=(l[S+3]&192)>>>6,G.logger.log("manifest codec:"+f+", ADTS type:"+m+", samplingIndex:"+g),/firefox/i.test(c)?g>=6?(m=5,h=new Array(4),w=g-3):(m=2,h=new Array(2),w=g):c.indexOf("android")!==-1?(m=2,h=new Array(2),w=g):(m=5,h=new Array(4),f&&(f.indexOf("mp4a.40.29")!==-1||f.indexOf("mp4a.40.5")!==-1)||!f&&g>=6?w=g-3:((f&&f.indexOf("mp4a.40.2")!==-1&&(g>=6&&y===1||/vivaldi/i.test(c))||!f&&y===1)&&(m=2,h=new Array(2)),w=g)),h[0]=m<<3,h[0]|=(g&14)>>1,h[1]|=(g&1)<<7,h[1]|=y<<3,m===5&&(h[1]|=(w&14)>>1,h[2]=(w&1)<<7,h[2]|=2<<2,h[3]=0),{config:h,samplerate:a[g],channelCount:y,codec:"mp4a.40."+m,manifestCodec:u}}function I(s,l){return s[l]===255&&(s[l+1]&246)===240}function D(s,l){return s[l+1]&1?7:9}function L(s,l){return(s[l+3]&3)<<11|s[l+4]<<3|(s[l+5]&224)>>>5}function E(s,l){return l+5<s.length}function _(s,l){return l+1<s.length&&I(s,l)}function M(s,l){return E(s,l)&&I(s,l)&&L(s,l)<=s.length-l}function C(s,l){if(_(s,l)){var S=D(s,l);if(l+S>=s.length)return!1;var f=L(s,l);if(f<=S)return!1;var m=l+f;return m===s.length||_(s,m)}return!1}function T(s,l,S,f,m){if(!s.samplerate){var w=B(l,S,f,m);if(!w)return;s.config=w.config,s.samplerate=w.samplerate,s.channelCount=w.channelCount,s.codec=w.codec,s.manifestCodec=w.manifestCodec,G.logger.log("parsed codec:"+s.codec+", rate:"+w.samplerate+", channels:"+w.channelCount)}}function b(s){return 1024*9e4/s}function d(s,l,S,f,m){var w=D(s,l),y=L(s,l);if(y-=w,y>0){var h=S+f*m;return{headerLength:w,frameLength:y,stamp:h}}}function o(s,l,S,f,m){var w=b(s.samplerate),y=d(l,S,f,m,w);if(y){var h=y.frameLength,c=y.headerLength,u=y.stamp,a=c+h,g=Math.max(0,S+a-l.length),p;g?(p=new 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b=U.getID3Data(C,0),d=b?b.length:0,o,s,l=this._audioTrack,S=this._id3Track,f=b?U.getTimeStamp(b):void 0,m=C.length;for((this.frameIndex===0||this.initPTS===null)&&(this.initPTS=L(f,T)),b&&b.length>0&&S.samples.push({pts:this.initPTS,dts:this.initPTS,data:b}),s=this.initPTS;d<m;){if(this.canParse(C,d)){var w=this.appendFrame(l,C,d);w?(this.frameIndex++,s=w.sample.pts,d+=w.length,o=d):d=m}else U.canParse(C,d)?(b=U.getID3Data(C,d),S.samples.push({pts:s,dts:s,data:b}),d+=b.length,o=d):d++;if(d===m&&o!==m){var y=Object(I.sliceUint8)(C,o);this.cachedData?this.cachedData=Object(B.appendUint8Array)(this.cachedData,y):this.cachedData=y}}return{audioTrack:l,avcTrack:Object(R.dummyTrack)(),id3Track:S,textTrack:Object(R.dummyTrack)()}},_.demuxSampleAes=function(C,T,b){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},_.flush=function(C){var T=this.cachedData;return 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s=o.data,l=this.hls;switch(s.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(s.data);break}case"flush":{this.onFlush(s.data);break}default:{s.data=s.data||{},s.data.frag=this.frag,s.data.id=this.id,l.trigger(s.event,s.data);break}}},b.configureTransmuxer=function(o){var s=this.worker,l=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):l&&l.configure(o)},b.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},T}()},"./src/demux/transmuxer-worker.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return D});var G=A("./src/demux/transmuxer.ts"),U=A("./src/events.ts"),R=A("./src/utils/logger.ts"),B=A("./node_modules/eventemitter3/index.js"),I=A.n(B);function D(C){var T=new B.EventEmitter,b=function(o,s){C.postMessage({event:o,data:s})};T.on(U.Events.FRAG_DECRYPTED,b),T.on(U.Events.ERROR,b),C.addEventListener("message",function(d){var o=d.data;switch(o.cmd){case"init":{var s=JSON.parse(o.config);C.transmuxer=new G.default(T,o.typeSupported,s,o.vendor,o.id),Object(R.enableLogs)(s.debug),b("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var l=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(G.isPromise)(l)?l.then(function(m){L(C,m)}):L(C,l);break}case"flush":{var S=o.chunkMeta,f=C.transmuxer.flush(S);Object(G.isPromise)(f)?f.then(function(m){_(C,m,S)}):_(C,f,S);break}default:break}})}function L(C,T){if(M(T.remuxResult))return;var b=[],d=T.remuxResult,o=d.audio,s=d.video;o&&E(b,o),s&&E(b,s),C.postMessage({event:"transmuxComplete",data:T},b)}function E(C,T){T.data1&&C.push(T.data1.buffer),T.data2&&C.push(T.data2.buffer)}function _(C,T,b){T.forEach(function(d){L(C,d)}),C.postMessage({event:"flush",data:b})}function M(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return s}),A.d(V,"isPromise",function(){return f}),A.d(V,"TransmuxConfig",function(){return m}),A.d(V,"TransmuxState",function(){return w});var G=A("./src/events.ts"),U=A("./src/errors.ts"),R=A("./src/crypt/decrypter.ts"),B=A("./src/demux/aacdemuxer.ts"),I=A("./src/demux/mp4demuxer.ts"),D=A("./src/demux/tsdemuxer.ts"),L=A("./src/demux/mp3demuxer.ts"),E=A("./src/remux/mp4-remuxer.ts"),_=A("./src/remux/passthrough-remuxer.ts"),M=A("./src/demux/chunk-cache.ts"),C=A("./src/utils/mp4-tools.ts"),T=A("./src/utils/logger.ts"),b;try{b=self.performance.now.bind(self.performance)}catch(y){T.logger.debug("Unable to use Performance API on this environment"),b=self.Date.now}var d=[{demux:D.default,remux:E.default},{demux:I.default,remux:_.default},{demux:B.default,remux:E.default},{demux:L.default,remux:E.default}],o=1024;d.forEach(function(y){var h=y.demux;o=Math.max(o,h.minProbeByteLength)});var s=function(){function y(c,u,a,g,p){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 M.default,this.observer=c,this.typeSupported=u,this.config=a,this.vendor=g,this.id=p}var h=y.prototype;return h.configure=function(u){this.transmuxConfig=u,this.decrypter&&this.decrypter.reset()},h.push=function(u,a,g,p){var v=this,k=g.transmuxing;k.executeStart=b();var F=new Uint8Array(u),j=this.cache,W=this.config,O=this.currentTransmuxState,P=this.transmuxConfig;p&&(this.currentTransmuxState=p);var H=l(F,a);if(H&&H.method==="AES-128"){var X=this.getDecrypter();if(W.enableSoftwareAES){var Z=X.softwareDecrypt(F,H.key.buffer,H.iv.buffer);if(!Z)return k.executeEnd=b(),S(g);F=new Uint8Array(Z)}else return this.decryptionPromise=X.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(Ce){var De=v.push(Ce,null,g);return v.decryptionPromise=null,De}),this.decryptionPromise}var re=p||O,Ee=re.contiguous,fe=re.discontinuity,Te=re.trackSwitch,ge=re.accurateTimeOffset,pe=re.timeOffset,ce=P.audioCodec,he=P.videoCodec,J=P.defaultInitPts,oe=P.duration,q=P.initSegmentData;if((fe||Te)&&this.resetInitSegment(q,ce,he,oe),fe&&this.resetInitialTimestamp(J),Ee||this.resetContiguity(),this.needsProbing(F,fe,Te)){if(j.dataLength){var ye=j.flush();F=Object(C.appendUint8Array)(ye,F)}this.configureTransmuxer(F,P)}var we=this.transmux(F,H,pe,ge,g),me=this.currentTransmuxState;return me.contiguous=!0,me.discontinuity=!1,me.trackSwitch=!1,k.executeEnd=b(),we},h.flush=function(u){var a=this,g=u.transmuxing;g.executeStart=b();var p=this.decrypter,v=this.cache,k=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(u)});var j=[],W=k.timeOffset;if(p){var O=p.flush();O&&j.push(this.push(O,null,u))}var P=v.dataLength;v.reset();var H=this.demuxer,X=this.remuxer;if(!H||!X)return P>=o&&this.observer.emit(G.Events.ERROR,G.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),g.executeEnd=b(),[S(u)];var Z=H.flush(W);return f(Z)?Z.then(function(re){return a.flushRemux(j,re,u),j}):(this.flushRemux(j,Z,u),j)},h.flushRemux=function(u,a,g){var p=a.audioTrack,v=a.avcTrack,k=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 P=this.remuxer.remux(p,v,k,F,O,W,!0,this.id);u.push({remuxResult:P,chunkMeta:g}),g.transmuxing.executeEnd=b()},h.resetInitialTimestamp=function(u){var a=this.demuxer,g=this.remuxer;if(!a||!g)return;a.resetTimeStamp(u),g.resetTimeStamp(u)},h.resetContiguity=function(){var u=this.demuxer,a=this.remuxer;if(!u||!a)return;u.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(u,a,g,p){var v=this.demuxer,k=this.remuxer;if(!v||!k)return;v.resetInitSegment(a,g,p),k.resetInitSegment(u,a,g)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(u,a,g,p,v){var k;return a&&a.method==="SAMPLE-AES"?k=this.transmuxSampleAes(u,a,g,p,v):k=this.transmuxUnencrypted(u,g,p,v),k},h.transmuxUnencrypted=function(u,a,g,p){var v=this.demuxer.demux(u,a,!1,!this.config.progressive),k=v.audioTrack,F=v.avcTrack,j=v.id3Track,W=v.textTrack,O=this.remuxer.remux(k,F,j,W,a,g,!1,this.id);return{remuxResult:O,chunkMeta:p}},h.transmuxSampleAes=function(u,a,g,p,v){var k=this;return this.demuxer.demuxSampleAes(u,a,g).then(function(F){var j=k.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,g,p,!1,k.id);return{remuxResult:j,chunkMeta:v}})},h.configureTransmuxer=function(u,a){for(var g=this.config,p=this.observer,v=this.typeSupported,k=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,O=a.initSegmentData,P=a.videoCodec,H,X=0,Z=d.length;X<Z;X++)if(d[X].demux.probe(u)){H=d[X];break}H||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:I.default,remux:_.default});var re=this.demuxer,Ee=this.remuxer,fe=H.remux,Te=H.demux;(!Ee||!(Ee instanceof fe))&&(this.remuxer=new fe(p,g,v,k)),(!re||!(re instanceof Te))&&(this.demuxer=new Te(p,g,v),this.probe=Te.probe),this.resetInitSegment(O,F,P,W),this.resetInitialTimestamp(j)},h.needsProbing=function(u,a,g){return!this.demuxer||!this.remuxer||a||g},h.getDecrypter=function(){var u=this.decrypter;return u||(u=this.decrypter=new R.default(this.observer,this.config)),u},y}();function l(y,h){var c=null;return y.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var S=function(h){return{remuxResult:{},chunkMeta:h}};function f(y){return"then"in y&&y.then instanceof Function}var m=function(h,c,u,a,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=c,this.initSegmentData=u,this.duration=a,this.defaultInitPts=g},w=function(h,c,u,a,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=u,this.trackSwitch=a,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"discardEPB",function(){return S});var G=A("./src/demux/adts.ts"),U=A("./src/demux/mpegaudio.ts"),R=A("./src/demux/exp-golomb.ts"),B=A("./src/demux/id3.ts"),I=A("./src/demux/sample-aes.ts"),D=A("./src/events.ts"),L=A("./src/utils/mp4-tools.ts"),E=A("./src/utils/logger.ts"),_=A("./src/errors.ts"),M={video:1,audio:2,id3:3,text:4},C=function(){function f(w,y,h){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=w,this.config=y,this.typeSupported=h}f.probe=function(y){var h=f.syncOffset(y);return h<0?!1:(h&&E.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(y){for(var h=Math.min(1e3,y.length-3*188),c=0;c<h;){if(y[c]===71&&y[c+188]===71&&y[c+2*188]===71)return c;c++}return-1},f.createTrack=function(y,h){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:M[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?h:void 0}};var m=f.prototype;return m.resetInitSegment=function(y,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=f.createTrack("video",c),this._audioTrack=f.createTrack("audio",c),this._id3Track=f.createTrack("id3",c),this._txtTrack=f.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var y=this._audioTrack,h=this._avcTrack,c=this._id3Track;y&&(y.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(y,h,c,u){c===void 0&&(c=!1),u===void 0&&(u=!1),c||(this.sampleAes=null);var a,g=this._avcTrack,p=this._audioTrack,v=this._id3Track,k=g.pid,F=g.pesData,j=p.pid,W=v.pid,O=p.pesData,P=v.pesData,H=!1,X=this.pmtParsed,Z=this._pmtId,re=y.length;if(this.remainderData&&(y=Object(L.appendUint8Array)(this.remainderData,y),re=y.length,this.remainderData=null),re<188&&!u)return this.remainderData=y,{audioTrack:p,avcTrack:g,id3Track:v,textTrack:this._txtTrack};var Ee=Math.max(0,f.syncOffset(y));re-=(re+Ee)%188,re<y.byteLength&&!u&&(this.remainderData=new Uint8Array(y.buffer,re,y.buffer.byteLength-re));for(var fe=Ee;fe<re;fe+=188)if(y[fe]===71){var Te=!!(y[fe+1]&64),ge=((y[fe+1]&31)<<8)+y[fe+2],pe=(y[fe+3]&48)>>4,ce=void 0;if(pe>1){if(ce=fe+5+y[fe+4],ce===fe+188)continue}else ce=fe+4;switch(ge){case k:Te&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(y.subarray(ce,fe+188)),F.size+=fe+188-ce);break;case j:Te&&(O&&(a=o(O))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),O={data:[],size:0}),O&&(O.data.push(y.subarray(ce,fe+188)),O.size+=fe+188-ce);break;case W:Te&&(P&&(a=o(P))&&this.parseID3PES(a),P={data:[],size:0}),P&&(P.data.push(y.subarray(ce,fe+188)),P.size+=fe+188-ce);break;case 0:Te&&(ce+=y[ce]+1),Z=this._pmtId=b(y,ce);break;case Z:{Te&&(ce+=y[ce]+1);var he=d(y,ce,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);k=he.avc,k>0&&(g.pid=k),j=he.audio,j>0&&(p.pid=j,p.isAAC=he.isAAC),W=he.id3,W>0&&(v.pid=W),H&&!X&&(E.logger.log("reparse from beginning"),H=!1,fe=Ee-188),X=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:_.ErrorTypes.MEDIA_ERROR,details:_.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=F,p.pesData=O,v.pesData=P;var J={audioTrack:p,avcTrack:g,id3Track:v,textTrack:this._txtTrack};return u&&this.extractRemainingSamples(J),J},m.flush=function(){var y=this.remainderData;this.remainderData=null;var h;return y?h=this.demux(y,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},m.extractRemainingSamples=function(y){var h=y.audioTrack,c=y.avcTrack,u=y.id3Track,a=c.pesData,g=h.pesData,p=u.pesData,v;a&&(v=o(a))?(this.parseAVCPES(v,!0),c.pesData=null):c.pesData=a,g&&(v=o(g))?(h.isAAC?this.parseAACPES(v):this.parseMPEGPES(v),h.pesData=null):(g!=null&&g.size&&E.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=g),p&&(v=o(p))?(this.parseID3PES(v),u.pesData=null):u.pesData=p},m.demuxSampleAes=function(y,h,c){var u=this.demux(y,c,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,h);return this.decrypt(u,a)},m.decrypt=function(y,h){return new Promise(function(c){var u=y.audioTrack,a=y.avcTrack;u.samples&&u.isAAC?h.decryptAacSamples(u.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(y)}):c(y)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(y)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(y,h){var c=this,u=this._avcTrack,a=this.parseAVCNALu(y.data),g=!1,p=this.avcSample,v,k=!1;y.data=null,p&&a.length&&!u.audFound&&(s(p,u),p=this.avcSample=T(!1,y.pts,y.dts,"")),a.forEach(function(F){switch(F.type){case 1:{v=!0,p||(p=c.avcSample=T(!0,y.pts,y.dts,"")),g&&(p.debug+="NDR "),p.frame=!0;var j=F.data;if(k&&j.length>4){var W=new R.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(p.key=!0)}break}case 5:v=!0,p||(p=c.avcSample=T(!0,y.pts,y.dts,"")),g&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{v=!0,g&&p&&(p.debug+="SEI ");var O=new R.default(S(F.data));O.readUByte();for(var P=0,H=0,X=!1,Z=0;!X&&O.bytesAvailable>1;){P=0;do Z=O.readUByte(),P+=Z;while(Z===255);H=0;do Z=O.readUByte(),H+=Z;while(Z===255);if(P===4&&O.bytesAvailable!==0){X=!0;var re=O.readUByte();if(re===181){var Ee=O.readUShort();if(Ee===49){var fe=O.readUInt();if(fe===1195456820){var Te=O.readUByte();if(Te===3){for(var ge=O.readUByte(),pe=O.readUByte(),ce=31&ge,he=[ge,pe],J=0;J<ce;J++)he.push(O.readUByte()),he.push(O.readUByte()),he.push(O.readUByte());l(c._txtTrack.samples,{type:3,pts:y.pts,bytes:he})}}}}}else if(P===5&&O.bytesAvailable!==0){if(X=!0,H>16){for(var oe=[],q=0;q<16;q++)oe.push(O.readUByte().toString(16)),(q===3||q===5||q===7||q===9)&&oe.push("-");for(var ye=H-16,we=new Uint8Array(ye),me=0;me<ye;me++)we[me]=O.readUByte();l(c._txtTrack.samples,{pts:y.pts,payloadType:P,uuid:oe.join(""),userData:Object(B.utf8ArrayToStr)(we),userDataBytes:we})}}else if(H<O.bytesAvailable)for(var Ce=0;Ce<H;Ce++)O.readUByte()}break}case 7:if(v=!0,k=!0,g&&p&&(p.debug+="SPS "),!u.sps){var De=new R.default(F.data),Re=De.readSPS();u.width=Re.width,u.height=Re.height,u.pixelRatio=Re.pixelRatio,u.sps=[F.data],u.duration=c._duration;for(var Me=F.data.subarray(1,4),Oe="avc1.",Ae=0;Ae<3;Ae++){var We=Me[Ae].toString(16);We.length<2&&(We="0"+We),Oe+=We}u.codec=Oe}break;case 8:v=!0,g&&p&&(p.debug+="PPS "),u.pps||(u.pps=[F.data]);break;case 9:v=!1,u.audFound=!0,p&&s(p,u),p=c.avcSample=T(!1,y.pts,y.dts,g?"AUD ":"");break;case 12:v=!1;break;default:v=!1,p&&(p.debug+="unknown NAL "+F.type+" ");break}if(p&&v){var Ye=p.units;Ye.push(F)}}),h&&p&&(s(p,u),this.avcSample=null)},m.getLastNalUnit=function(){var y,h=this.avcSample,c;if(!h||h.units.length===0){var u=this._avcTrack.samples;h=u[u.length-1]}if((y=h)!==null&&y!==void 0&&y.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(y){var h=y.byteLength,c=this._avcTrack,u=c.naluState||0,a=u,g=[],p=0,v,k,F,j=-1,W=0;for(u===-1&&(j=0,W=y[0]&31,u=0,p=1);p<h;){if(v=y[p++],!u){u=v?0:1;continue}if(u===1){u=v?0:2;continue}if(!v)u=3;else if(v===1){if(j>=0){var O={data:y.subarray(j,p-u-1),type:W};g.push(O)}else{var P=this.getLastNalUnit();if(P&&(a&&p<=4-a&&(P.state&&(P.data=P.data.subarray(0,P.data.byteLength-a))),k=p-u-1,k>0)){var H=new Uint8Array(P.data.byteLength+k);H.set(P.data,0),H.set(y.subarray(0,k),P.data.byteLength),P.data=H,P.state=0}}p<h?(F=y[p]&31,j=p,W=F,u=0):u=-1}else u=0}if(j>=0&&u>=0){var X={data:y.subarray(j,h),type:W,state:u};g.push(X)}if(g.length===0){var Z=this.getLastNalUnit();if(Z){var re=new Uint8Array(Z.data.byteLength+y.byteLength);re.set(Z.data,0),re.set(y,Z.data.byteLength),Z.data=re}}return c.naluState=u,g},m.parseAACPES=function(y){var h=0,c=this._audioTrack,u=this.aacOverFlow,a=y.data;if(u){this.aacOverFlow=null;var g=u.sample.unit.byteLength,p=Math.min(u.missing,g),v=g-p;u.sample.unit.set(a.subarray(0,p),v),c.samples.push(u.sample),h=u.missing}var k,F;for(k=h,F=a.length;k<F-1&&!G.isHeader(a,k);k++);if(k!==h){var j,W;if(k<F-1?(j="AAC PES did not start with ADTS header,offset:"+k,W=!1):(j="no ADTS header found in AAC PES",W=!0),E.logger.warn("parsing error:"+j),this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:_.ErrorTypes.MEDIA_ERROR,details:_.ErrorDetails.FRAG_PARSING_ERROR,fatal:W,reason:j}),W)return}G.initTrackConfig(c,this.observer,a,k,this.audioCodec);var O;if(y.pts!==void 0)O=y.pts;else if(u){var P=G.getFrameDuration(c.samplerate);O=u.sample.pts+P}else{E.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;k<F;)if(G.isHeader(a,k)){if(k+5<F){var X=G.appendFrame(c,a,k,O,H);if(X)if(X.missing)this.aacOverFlow=X;else{k+=X.length,H++;continue}}break}else k++},m.parseMPEGPES=function(y){var h=y.data,c=h.length,u=0,a=0,g=y.pts;if(g===void 0){E.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(U.isHeader(h,a)){var p=U.appendFrame(this._audioTrack,h,a,g,u);if(p)a+=p.length,u++;else break}else a++},m.parseID3PES=function(y){if(y.pts===void 0){E.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},f}();C.minProbeByteLength=188;function T(f,m,w,y){return{key:f,frame:!1,pts:m,dts:w,units:[],debug:y,length:0}}function b(f,m){return(f[m+10]&31)<<8|f[m+11]}function d(f,m,w,y){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[m+1]&15)<<8|f[m+2],u=m+3+c-4,a=(f[m+10]&15)<<8|f[m+11];for(m+=12+a;m<u;){var g=(f[m+1]&31)<<8|f[m+2];switch(f[m]){case 207:if(!y){E.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=g);break;case 21:h.id3===-1&&(h.id3=g);break;case 219:if(!y){E.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=g);break;case 3:case 4:w?h.audio===-1&&(h.audio=g,h.isAAC=!1):E.logger.log("MPEG audio found, not supported in this browser");break;case 36:E.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((f[m+3]&15)<<8|f[m+4])+5}return h}function o(f){var m=0,w,y,h,c,u,a=f.data;if(!f||f.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)}w=a[0];var p=(w[0]<<16)+(w[1]<<8)+w[2];if(p===1){if(y=(w[4]<<8)+w[5],y&&y>f.size-6)return null;var v=w[7];v&192&&(c=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,v&64?(u=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,c-u>60*9e4&&(E.logger.warn(Math.round((c-u)/9e4)+"s delta between PTS and DTS, align them"),c=u)):u=c),h=w[8];var k=h+9;if(f.size<=k)return null;f.size-=k;for(var F=new Uint8Array(f.size),j=0,W=a.length;j<W;j++){w=a[j];var O=w.byteLength;if(k)if(k>O){k-=O;continue}else w=w.subarray(k),O-=k,k=0;F.set(w,m),m+=O}return y&&(y-=h+3),{data:F,pts:c,dts:u,len:y}}return null}function s(f,m){if(f.units.length&&f.frame){if(f.pts===void 0){var w=m.samples,y=w.length;if(y){var h=w[y-1];f.pts=h.pts,f.dts=h.dts}else{m.dropped++;return}}m.samples.push(f)}f.debug.length&&E.logger.log(f.pts+"/"+f.dts+":"+f.debug)}function l(f,m){var w=f.length;if(w>0){if(m.pts>=f[w-1].pts)f.push(m);else for(var y=w-1;y>=0;y--)if(m.pts<f[y].pts){f.splice(y,0,m);break}}else f.push(m)}function S(f){for(var m=f.byteLength,w=[],y=1;y<m-2;)f[y]===0&&f[y+1]===0&&f[y+2]===3?(w.push(y+2),y+=2):y++;if(w.length===0)return f;var h=m-w.length,c=new Uint8Array(h),u=0;for(y=0;y<h;u++,y++)u===w[0]&&(u++,w.shift()),c[y]=f[u];return c}V.default=C},"./src/errors.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"ErrorTypes",function(){return G}),A.d(V,"ErrorDetails",function(){return U});var G;(function(R){R.NETWORK_ERROR="networkError",R.MEDIA_ERROR="mediaError",R.KEY_SYSTEM_ERROR="keySystemError",R.MUX_ERROR="muxError",R.OTHER_ERROR="otherError"})(G||(G={}));var U;(function(R){R.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",R.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",R.KEY_SYSTEM_NO_SESSION="keySystemNoSession",R.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",R.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",R.MANIFEST_LOAD_ERROR="manifestLoadError",R.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",R.MANIFEST_PARSING_ERROR="manifestParsingError",R.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",R.LEVEL_EMPTY_ERROR="levelEmptyError",R.LEVEL_LOAD_ERROR="levelLoadError",R.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",R.LEVEL_SWITCH_ERROR="levelSwitchError",R.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",R.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",R.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",R.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",R.FRAG_LOAD_ERROR="fragLoadError",R.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",R.FRAG_DECRYPT_ERROR="fragDecryptError",R.FRAG_PARSING_ERROR="fragParsingError",R.REMUX_ALLOC_ERROR="remuxAllocError",R.KEY_LOAD_ERROR="keyLoadError",R.KEY_LOAD_TIMEOUT="keyLoadTimeOut",R.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",R.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",R.BUFFER_APPEND_ERROR="bufferAppendError",R.BUFFER_APPENDING_ERROR="bufferAppendingError",R.BUFFER_STALLED_ERROR="bufferStalledError",R.BUFFER_FULL_ERROR="bufferFullError",R.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",R.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",R.INTERNAL_EXCEPTION="internalException",R.INTERNAL_ABORTED="aborted",R.UNKNOWN="unknown"})(U||(U={}))},"./src/events.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"Events",function(){return G});var G;(function(U){U.MEDIA_ATTACHING="hlsMediaAttaching",U.MEDIA_ATTACHED="hlsMediaAttached",U.MEDIA_DETACHING="hlsMediaDetaching",U.MEDIA_DETACHED="hlsMediaDetached",U.BUFFER_RESET="hlsBufferReset",U.BUFFER_CODECS="hlsBufferCodecs",U.BUFFER_CREATED="hlsBufferCreated",U.BUFFER_APPENDING="hlsBufferAppending",U.BUFFER_APPENDED="hlsBufferAppended",U.BUFFER_EOS="hlsBufferEos",U.BUFFER_FLUSHING="hlsBufferFlushing",U.BUFFER_FLUSHED="hlsBufferFlushed",U.MANIFEST_LOADING="hlsManifestLoading",U.MANIFEST_LOADED="hlsManifestLoaded",U.MANIFEST_PARSED="hlsManifestParsed",U.LEVEL_SWITCHING="hlsLevelSwitching",U.LEVEL_SWITCHED="hlsLevelSwitched",U.LEVEL_LOADING="hlsLevelLoading",U.LEVEL_LOADED="hlsLevelLoaded",U.LEVEL_UPDATED="hlsLevelUpdated",U.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",U.LEVELS_UPDATED="hlsLevelsUpdated",U.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",U.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",U.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",U.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",U.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",U.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",U.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",U.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",U.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",U.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",U.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",U.CUES_PARSED="hlsCuesParsed",U.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",U.INIT_PTS_FOUND="hlsInitPtsFound",U.FRAG_LOADING="hlsFragLoading",U.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",U.FRAG_LOADED="hlsFragLoaded",U.FRAG_DECRYPTED="hlsFragDecrypted",U.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",U.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",U.FRAG_PARSING_METADATA="hlsFragParsingMetadata",U.FRAG_PARSED="hlsFragParsed",U.FRAG_BUFFERED="hlsFragBuffered",U.FRAG_CHANGED="hlsFragChanged",U.FPS_DROP="hlsFpsDrop",U.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",U.ERROR="hlsError",U.DESTROYING="hlsDestroying",U.KEY_LOADING="hlsKeyLoading",U.KEY_LOADED="hlsKeyLoaded",U.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",U.BACK_BUFFER_REACHED="hlsBackBufferReached"})(G||(G={}))},"./src/hls.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return f});var G=A("./node_modules/url-toolkit/src/url-toolkit.js"),U=A.n(G),R=A("./src/loader/playlist-loader.ts"),B=A("./src/loader/key-loader.ts"),I=A("./src/controller/id3-track-controller.ts"),D=A("./src/controller/latency-controller.ts"),L=A("./src/controller/level-controller.ts"),E=A("./src/controller/fragment-tracker.ts"),_=A("./src/controller/stream-controller.ts"),M=A("./src/is-supported.ts"),C=A("./src/utils/logger.ts"),T=A("./src/config.ts"),b=A("./node_modules/eventemitter3/index.js"),d=A.n(b),o=A("./src/events.ts"),s=A("./src/errors.ts");function l(m,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function S(m,w,y){return w&&l(m.prototype,w),y&&l(m,y),m}var f=function(){m.isSupported=function(){return Object(M.isSupported)()};function m(y){y===void 0&&(y={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new b.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(T.mergeConfig)(m.DefaultConfig,y);this.userConfig=y,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(T.enableStreamingMode)(h);var c=h.abrController,u=h.bufferController,a=h.capLevelController,g=h.fpsController,p=this.abrController=new c(this),v=this.bufferController=new u(this),k=this.capLevelController=new a(this),F=new g(this),j=new R.default(this),W=new B.default(this),O=new I.default(this),P=this.levelController=new L.default(this),H=new E.FragmentTracker(this),X=this.streamController=new _.default(this,H);k.setStreamController(X),F.setStreamController(X);var Z=[P,X];this.networkControllers=Z;var re=[j,W,p,v,k,F,O,H];this.audioTrackController=this.createController(h.audioTrackController,null,Z),this.createController(h.audioStreamController,H,Z),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,Z),this.createController(h.subtitleStreamController,H,Z),this.createController(h.timelineController,null,re),this.emeController=this.createController(h.emeController,null,re),this.cmcdController=this.createController(h.cmcdController,null,re),this.latencyController=this.createController(D.default,null,re),this.coreComponents=re}var w=m.prototype;return w.createController=function(h,c,u){if(h){var a=c?new h(this,c):new h(this);return u&&u.push(a),a}return null},w.on=function(h,c,u){u===void 0&&(u=this),this._emitter.on(h,c,u)},w.once=function(h,c,u){u===void 0&&(u=this),this._emitter.once(h,c,u)},w.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},w.off=function(h,c,u,a){u===void 0&&(u=this),this._emitter.off(h,c,u,a)},w.listeners=function(h){return this._emitter.listeners(h)},w.emit=function(h,c,u){return this._emitter.emit(h,c,u)},w.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(u){C.logger.error("An internal error happened while handling event "+h+'. Error message: "'+u.message+'". Here is a stacktrace:',u),this.trigger(o.Events.ERROR,{type:s.ErrorTypes.OTHER_ERROR,details:s.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:u})}return!1},w.listenerCount=function(h){return this._emitter.listenerCount(h)},w.destroy=function(){C.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(h){return h.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(h){return h.destroy()}),this.coreComponents.length=0},w.attachMedia=function(h){C.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},w.detachMedia=function(){C.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},w.loadSource=function(h){this.stopLoad();var c=this.media,u=this.url,a=this.url=G.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&u&&u!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},w.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},w.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},w.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},w.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},w.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},S(m,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){C.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){C.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){C.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){C.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){C.logger.log("set startLevel:"+h),h!==-1&&(h=Math.max(h,this.minAutoLevel)),this.levelController.startLevel=h}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(h){var c=!!h;c!==this.config.capLevelToPlayerSize&&(c?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=c)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(h){this._autoLevelCapping!==h&&(C.logger.log("set autoLevelCapping:"+h),this._autoLevelCapping=h)}},{key:"bandwidthEstimate",get:function(){var h=this.abrController.bwEstimator;return h?h.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var h=this.levels,c=this.config.minAutoBitrate;if(!h)return 0;for(var u=h.length,a=0;a<u;a++)if(h[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var h=this.levels,c=this.autoLevelCapping,u;return c===-1&&h&&h.length?u=h.length-1:u=c,u}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(h){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,h)}},{key:"audioTracks",get:function(){var h=this.audioTrackController;return h?h.audioTracks:[]}},{key:"audioTrack",get:function(){var h=this.audioTrackController;return h?h.audioTrack:-1},set:function(h){var c=this.audioTrackController;c&&(c.audioTrack=h)}},{key:"subtitleTracks",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTrack:-1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleTrack=h)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var h=this.subtitleTrackController;return h?h.subtitleDisplay:!1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleDisplay=h)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(h){this.config.lowLatencyMode=h}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return o.Events}},{key:"ErrorTypes",get:function(){return s.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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w=this.config,y=w.fLoader,h=w.loader;return new Promise(function(c,u){m.loader&&m.loader.destroy();var a=m.loader=l.loader=y?new y(w):new h(w),g=T(l,S),p={timeout:w.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:w.fragLoadingMaxRetryTimeout,highWaterMark:M};S.stats=a.stats,a.load(g,p,{onSuccess:function(k,F,j,W){m.resetLoader(l,a),m.updateStatsFromPart(l,S);var O={frag:l,part:S,payload:k.data,networkDetails:W};f(O),c(O)},onError:function(k,F,j){m.resetLoader(l,a),u(new b({type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:l,part:S,response:k,networkDetails:j}))},onAbort:function(k,F,j){l.stats.aborted=S.stats.aborted,m.resetLoader(l,a),u(new b({type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:l,part:S,networkDetails:j}))},onTimeout:function(k,F,j){m.resetLoader(l,a),u(new 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m=o.call(this,f)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new D.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=S,m}var l=s.prototype;return l.createInitializationVector=function(f){for(var m=new Uint8Array(16),w=12;w<16;w++)m[w]=f>>8*(15-w)&255;return m},l.setDecryptDataFromLevelKey=function(f,m){var w=f;return(f==null?void 0:f.method)==="AES-128"&&f.uri&&!f.iv&&(w=I.LevelKey.fromURI(f.uri),w.method=f.method,w.iv=this.createInitializationVector(m),w.keyFormat="identity"),w},l.setElementaryStreamInfo=function(f,m,w,y,h,c){c===void 0&&(c=!1);var u=this.elementaryStreams,a=u[f];if(!a){u[f]={startPTS:m,endPTS:w,startDTS:y,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,w),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,h)},l.clearElementaryStreamInfo=function(){var f=this.elementaryStreams;f[C.AUDIO]=null,f[C.VIDEO]=null,f[C.AUDIOVIDEO]=null},M(s,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var f=this.sn;typeof f!="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'),f=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,f)}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 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S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),s}(T)},"./src/loader/key-loader.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return B});var G=A("./src/events.ts"),U=A("./src/errors.ts"),R=A("./src/utils/logger.ts"),B=function(){function I(L){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=L,this._registerListeners()}var D=I.prototype;return D._registerListeners=function(){this.hls.on(G.Events.KEY_LOADING,this.onKeyLoading,this)},D._unregisterListeners=function(){this.hls.off(G.Events.KEY_LOADING,this.onKeyLoading)},D.destroy=function(){this._unregisterListeners();for(var E in this.loaders){var _=this.loaders[E];_&&_.destroy()}this.loaders={}},D.onKeyLoading=function(E,_){var M=_.frag,C=M.type,T=this.loaders[C];if(!M.decryptdata){R.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var b=M.decryptdata.uri;if(b!==this.decrypturl||this.decryptkey===null){var d=this.hls.config;if(T&&(R.logger.warn("abort previous key loader for type:"+C),T.abort()),!b){R.logger.warn("key uri is falsy");return}var o=d.loader,s=M.loader=this.loaders[C]=new o(d);this.decrypturl=b,this.decryptkey=null;var l={url:b,frag:M,responseType:"arraybuffer"},S={timeout:d.fragLoadingTimeOut,maxRetry:0,retryDelay:d.fragLoadingRetryDelay,maxRetryDelay:d.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};s.load(l,S,f)}else this.decryptkey&&(M.decryptdata.key=this.decryptkey,this.hls.trigger(G.Events.KEY_LOADED,{frag:M}))},D.loadsuccess=function(E,_,M){var C=M.frag;if(!C.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(E.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(G.Events.KEY_LOADED,{frag:C})},D.loaderror=function(E,_){var M=_.frag,C=M.loader;C&&C.abort(),delete 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G=A("./src/polyfills/number.ts"),U=A("./node_modules/url-toolkit/src/url-toolkit.js"),R=A.n(U),B=A("./src/loader/fragment.ts"),I=A("./src/loader/level-details.ts"),D=A("./src/loader/level-key.ts"),L=A("./src/utils/attr-list.ts"),E=A("./src/utils/logger.ts"),_=A("./src/utils/codecs.ts"),M=/#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"),b=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),d=/\.(mp4|m4s|m4v|m4a)$/i;function o(w){var y,h;return d.test((y=(h=U.parseURL(w))===null||h===void 0?void 0:h.path)!=null?y:"")}var s=function(){function w(){}return w.findGroup=function(h,c){for(var u=0;u<h.length;u++){var a=h[u];if(a.id===c)return a}},w.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var u=c.shift()+".";return u+=parseInt(c.shift()).toString(16),u+=("000"+parseInt(c.shift()).toString(16)).substr(-4),u}return h},w.resolve=function(h,c){return U.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,c){var u=[],a={},g=!1;M.lastIndex=0;for(var p;(p=M.exec(h))!=null;)if(p[1]){var v=new L.AttrList(p[1]),k={attrs:v,bitrate:v.decimalInteger("AVERAGE-BANDWIDTH")||v.decimalInteger("BANDWIDTH"),name:v.NAME,url:w.resolve(p[2],c)},F=v.decimalResolution("RESOLUTION");F&&(k.width=F.width,k.height=F.height),l((v.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),k),k.videoCodec&&k.videoCodec.indexOf("avc1")!==-1&&(k.videoCodec=w.convertAVC1ToAVCOTI(k.videoCodec)),u.push(k)}else if(p[3]){var j=new L.AttrList(p[3]);j["DATA-ID"]&&(g=!0,a[j["DATA-ID"]]=j)}return{levels:u,sessionData:g?a:null}},w.parseMasterPlaylistMedia=function(h,c,u,a){a===void 0&&(a=[]);var g,p=[],v=0;for(C.lastIndex=0;(g=C.exec(h))!==null;){var k=new L.AttrList(g[1]);if(k.TYPE===u){var F={attrs:k,bitrate:0,id:v++,groupId:k["GROUP-ID"],instreamId:k["INSTREAM-ID"],name:k.NAME||k.LANGUAGE||"",type:u,default:k.bool("DEFAULT"),autoselect:k.bool("AUTOSELECT"),forced:k.bool("FORCED"),lang:k.LANGUAGE,url:k.URI?w.resolve(k.URI,c):""};if(a.length){var j=w.findGroup(a,F.groupId)||a[0];S(F,j,"audioCodec"),S(F,j,"textCodec")}p.push(F)}}return p},w.parseLevelPlaylist=function(h,c,u,a,g){var p=new I.LevelDetails(c),v=p.fragments,k=null,F=0,j=0,W=0,O=0,P=null,H=new B.Fragment(a,c),X,Z,re,Ee=-1,fe=!1;for(T.lastIndex=0,p.m3u8=h;(X=T.exec(h))!==null;){fe&&(fe=!1,H=new B.Fragment(a,c),H.start=W,H.sn=F,H.cc=O,H.level=u,k&&(H.initSegment=k,H.rawProgramDateTime=k.rawProgramDateTime));var Te=X[1];if(Te){H.duration=parseFloat(Te);var ge=(" "+X[2]).slice(1);H.title=ge||null,H.tagList.push(ge?["INF",Te,ge]:["INF",Te])}else if(X[3])Object(G.isFiniteNumber)(H.duration)&&(H.start=W,re&&(H.levelkey=re),H.sn=F,H.level=u,H.cc=O,H.urlId=g,v.push(H),H.relurl=(" "+X[3]).slice(1),m(H,P),P=H,W+=H.duration,F++,j=0,fe=!0);else if(X[4]){var pe=(" "+X[4]).slice(1);P?H.setByteRange(pe,P):H.setByteRange(pe)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),Ee===-1&&(Ee=v.length);else{if(X=X[0].match(b),!X){E.logger.warn("No matches on slow regex match for level playlist!");continue}for(Z=1;Z<X.length&&!(typeof X[Z]!="undefined");Z++);var ce=(" "+X[Z]).slice(1),he=(" "+X[Z+1]).slice(1),J=X[Z+2]?(" "+X[Z+2]).slice(1):"";switch(ce){case"PLAYLIST-TYPE":p.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":F=p.startSN=parseInt(he);break;case"SKIP":{var oe=new L.AttrList(he),q=oe.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(q)){p.skippedSegments=q;for(var ye=q;ye--;)v.unshift(null);F+=q}var we=oe.enumeratedString("RECENTLY-REMOVED-DATERANGES");we&&(p.recentlyRemovedDateranges=we.split("	"));break}case"TARGETDURATION":p.targetduration=parseFloat(he);break;case"VERSION":p.version=parseInt(he);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(he||J)&&H.tagList.push(J?[he,J]:[he]);break;case"DIS":O++;case"GAP":H.tagList.push([ce]);break;case"BITRATE":H.tagList.push([ce,he]);break;case"DISCONTINUITY-SEQ":O=parseInt(he);break;case"KEY":{var me,Ce=new L.AttrList(he),De=Ce.enumeratedString("METHOD"),Re=Ce.URI,Me=Ce.hexadecimalInteger("IV"),Oe=Ce.enumeratedString("KEYFORMATVERSIONS"),Ae=Ce.enumeratedString("KEYID"),We=(me=Ce.enumeratedString("KEYFORMAT"))!=null?me:"identity",Ye=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ye.indexOf(We)>-1){E.logger.warn("Keyformat "+We+" is not supported from the manifest");continue}else if(We!=="identity")continue;De&&(re=D.LevelKey.fromURL(c,Re),Re&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(re.method=De,re.keyFormat=We,Ae&&(re.keyID=Ae),Oe&&(re.keyFormatVersions=Oe),re.iv=Me));break}case"START":{var Xe=new L.AttrList(he),Be=Xe.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(Be)&&(p.startTimeOffset=Be);break}case"MAP":{var qe=new L.AttrList(he);H.relurl=qe.URI,qe.BYTERANGE&&H.setByteRange(qe.BYTERANGE),H.level=u,H.sn="initSegment",re&&(H.levelkey=re),H.initSegment=null,k=H,fe=!0;break}case"SERVER-CONTROL":{var He=new L.AttrList(he);p.canBlockReload=He.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=He.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&He.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=He.optionalFloat("PART-HOLD-BACK",0),p.holdBack=He.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Je=new L.AttrList(he);p.partTarget=Je.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Se=p.partList;Se||(Se=p.partList=[]);var $e=j>0?Se[Se.length-1]:void 0,Ke=j++,Le=new B.Part(new L.AttrList(he),H,c,Ke,$e);Se.push(Le),H.duration+=Le.duration;break}case"PRELOAD-HINT":{var ke=new L.AttrList(he);p.preloadHint=ke;break}case"RENDITION-REPORT":{var le=new L.AttrList(he);p.renditionReports=p.renditionReports||[],p.renditionReports.push(le);break}default:E.logger.warn("line parsed but not handled: "+X);break}}}P&&!P.relurl?(v.pop(),W-=P.duration,p.partList&&(p.fragmentHint=P)):p.partList&&(m(H,P),H.cc=O,p.fragmentHint=H);var ae=v.length,ue=v[0],$=v[ae-1];if(W+=p.skippedSegments*p.targetduration,W>0&&ae&&$){p.averagetargetduration=W/ae;var Q=$.sn;p.endSN=Q!=="initSegment"?Q:0,ue&&(p.startCC=ue.cc,ue.initSegment||p.fragments.every(function(ee){return ee.relurl&&o(ee.relurl)})&&(E.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=$.relurl,H.level=u,H.sn="initSegment",ue.initSegment=H,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(W+=p.fragmentHint.duration),p.totalduration=W,p.endCC=O,Ee>0&&f(v,Ee),p},w}();function l(w,y){["video","audio","text"].forEach(function(h){var c=w.filter(function(a){return Object(_.isCodecType)(a,h)});if(c.length){var u=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[h+"Codec"]=u.length>0?u[0]:c[0],w=w.filter(function(a){return c.indexOf(a)===-1})}}),y.unknownCodecs=w}function S(w,y,h){var c=y[h];c&&(w[h]=c)}function f(w,y){for(var h=w[y],c=y;c--;){var u=w[c];if(!u)return;u.programDateTime=h.programDateTime-u.duration*1e3,h=u}}function m(w,y){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):y!=null&&y.programDateTime&&(w.programDateTime=y.endProgramDateTime),Object(G.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),U=A("./src/events.ts"),R=A("./src/errors.ts"),B=A("./src/utils/logger.ts"),I=A("./src/utils/mp4-tools.ts"),D=A("./src/loader/m3u8-parser.ts"),L=A("./src/types/loader.ts"),E=A("./src/utils/attr-list.ts");function _(T){var b=T.type;switch(b){case L.PlaylistContextType.AUDIO_TRACK:return L.PlaylistLevelType.AUDIO;case L.PlaylistContextType.SUBTITLE_TRACK:return L.PlaylistLevelType.SUBTITLE;default:return L.PlaylistLevelType.MAIN}}function M(T,b){var d=T.url;return(d===void 0||d.indexOf("data:")===0)&&(d=b.url),d}var C=function(){function T(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var b=T.prototype;return b.registerListeners=function(){var o=this.hls;o.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(U.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(U.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(U.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.unregisterListeners=function(){var o=this.hls;o.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(U.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(U.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(U.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},b.createInternalLoader=function(o){var s=this.hls.config,l=s.pLoader,S=s.loader,f=l||S,m=new f(s);return o.loader=m,this.loaders[o.type]=m,m},b.getInternalLoader=function(o){return this.loaders[o.type]},b.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},b.destroyInternalLoaders=function(){for(var o in this.loaders){var s=this.loaders[o];s&&s.destroy(),this.resetInternalLoader(o)}},b.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},b.onManifestLoading=function(o,s){var l=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:l,deliveryDirectives:null})},b.onLevelLoading=function(o,s){var l=s.id,S=s.level,f=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:null,level:S,responseType:"text",type:L.PlaylistContextType.LEVEL,url:f,deliveryDirectives:m})},b.onAudioTrackLoading=function(o,s){var l=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:m})},b.onSubtitleTrackLoading=function(o,s){var l=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:l,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:m})},b.load=function(o){var s,l=this.hls.config,S=this.getInternalLoader(o);if(S){var f=S.context;if(f&&f.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 m,w,y,h;switch(o.type){case L.PlaylistContextType.MANIFEST:m=l.manifestLoadingMaxRetry,w=l.manifestLoadingTimeOut,y=l.manifestLoadingRetryDelay,h=l.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:m=0,w=l.levelLoadingTimeOut;break;default:m=l.levelLoadingMaxRetry,w=l.levelLoadingTimeOut,y=l.levelLoadingRetryDelay,h=l.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(o),(s=o.deliveryDirectives)!==null&&s!==void 0&&s.part){var c;if(o.type===L.PlaylistContextType.LEVEL&&o.level!==null?c=this.hls.levels[o.level].details:o.type===L.PlaylistContextType.AUDIO_TRACK&&o.id!==null?c=this.hls.audioTracks[o.id].details:o.type===L.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(c=this.hls.subtitleTracks[o.id].details),c){var u=c.partTarget,a=c.targetduration;u&&a&&(w=Math.min(Math.max(u*3,a*.8)*1e3,w))}}var g={timeout:w,maxRetry:m,retryDelay:y,maxRetryDelay:h,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(o,g,p)},b.loadsuccess=function(o,s,l,S){if(S===void 0&&(S=null),l.isSidxRequest){this.handleSidxRequest(o,l),this.handlePlaylistLoaded(o,s,l,S);return}this.resetInternalLoader(l.type);var f=o.data;if(f.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,l,"no EXTM3U delimiter",S);return}s.parsing.start=performance.now(),f.indexOf("#EXTINF:")>0||f.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,s,l,S):this.handleMasterPlaylist(o,s,l,S)},b.loaderror=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!1,o)},b.loadtimeout=function(o,s,l){l===void 0&&(l=null),this.handleNetworkError(s,l,!0)},b.handleMasterPlaylist=function(o,s,l,S){var f=this.hls,m=o.data,w=M(o,l),y=D.default.parseMasterPlaylist(m,w),h=y.levels,c=y.sessionData;if(!h.length){this.handleManifestParsingError(o,l,"no level found in manifest",S);return}var u=h.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=h.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),g=D.default.parseMasterPlaylistMedia(m,w,"AUDIO",u),p=D.default.parseMasterPlaylistMedia(m,w,"SUBTITLES",a),v=D.default.parseMasterPlaylistMedia(m,w,"CLOSED-CAPTIONS");if(g.length){var k=g.some(function(F){return!F.url});!k&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new E.AttrList({}),bitrate:0,url:""}))}f.trigger(U.Events.MANIFEST_LOADED,{levels:h,audioTracks:g,subtitles:p,captions:v,url:w,stats:s,networkDetails:S,sessionData:c})},b.handleTrackOrLevelPlaylist=function(o,s,l,S){var f=this.hls,m=l.id,w=l.level,y=l.type,h=M(o,l),c=Object(G.isFiniteNumber)(m)?m:0,u=Object(G.isFiniteNumber)(w)?w:c,a=_(l),g=D.default.parseLevelPlaylist(o.data,h,u,a,c);if(!g.fragments.length){f.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:typeof l.level=="number"?l.level:void 0});return}if(y===L.PlaylistContextType.MANIFEST){var p={attrs:new E.AttrList({}),bitrate:0,details:g,name:"",url:h};f.trigger(U.Events.MANIFEST_LOADED,{levels:[p],audioTracks:[],url:h,stats:s,networkDetails:S,sessionData:null})}if(s.parsing.end=performance.now(),g.needSidxRanges){var v,k=(v=g.fragments[0].initSegment)===null||v===void 0?void 0:v.url;this.load({url:k,isSidxRequest:!0,type:y,level:w,levelDetails:g,id:m,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}l.levelDetails=g,this.handlePlaylistLoaded(o,s,l,S)},b.handleSidxRequest=function(o,s){var l=Object(I.parseSegmentIndex)(new Uint8Array(o.data));if(!l)return;var S=l.references,f=s.levelDetails;S.forEach(function(m,w){var y=m.info,h=f.fragments[w];h.byteRange.length===0&&h.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),h.initSegment&&h.initSegment.setByteRange(String(l.moovEndOffset)+"@0")})},b.handleManifestParsingError=function(o,s,l,S){this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:s.type===L.PlaylistContextType.MANIFEST,url:o.url,reason:l,response:o,context:s,networkDetails:S})},b.handleNetworkError=function(o,s,l,S){l===void 0&&(l=!1),B.logger.warn("[playlist-loader]: A network "+(l?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var f=R.ErrorDetails.UNKNOWN,m=!1,w=this.getInternalLoader(o);switch(o.type){case L.PlaylistContextType.MANIFEST:f=l?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case L.PlaylistContextType.LEVEL:f=l?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,m=!1;break;case L.PlaylistContextType.AUDIO_TRACK:f=l?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case L.PlaylistContextType.SUBTITLE_TRACK:f=l?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,m=!1;break}w&&this.resetInternalLoader(o.type);var y={type:R.ErrorTypes.NETWORK_ERROR,details:f,fatal:m,url:o.url,loader:w,context:o,networkDetails:s};S&&(y.response=S),this.hls.trigger(U.Events.ERROR,y)},b.handlePlaylistLoaded=function(o,s,l,S){var f=l.type,m=l.level,w=l.id,y=l.groupId,h=l.loader,c=l.levelDetails,u=l.deliveryDirectives;if(!(c!=null&&c.targetduration)){this.handleManifestParsingError(o,l,"invalid target duration",S);return}if(!h)return;c.live&&(h.getCacheAge&&(c.ageHeader=h.getCacheAge()||0),(!h.getCacheAge||isNaN(c.ageHeader))&&(c.ageHeader=0));switch(f){case L.PlaylistContextType.MANIFEST:case L.PlaylistContextType.LEVEL:this.hls.trigger(U.Events.LEVEL_LOADED,{details:c,level:m||0,id:w||0,stats:s,networkDetails:S,deliveryDirectives:u});break;case L.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(U.Events.AUDIO_TRACK_LOADED,{details:c,id:w||0,groupId:y||"",stats:s,networkDetails:S,deliveryDirectives:u});break;case L.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(U.Events.SUBTITLE_TRACK_LOADED,{details:c,id:w||0,groupId:y||"",stats:s,networkDetails:S,deliveryDirectives:u});break}},T}();V.default=C},"./src/polyfills/number.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"isFiniteNumber",function(){return G}),A.d(V,"MAX_SAFE_INTEGER",function(){return U});var G=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},U=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ne,V,A){"use strict";A.r(V);var G=function(){function U(){}return U.getSilentFrame=function(B,I){switch(B){case"mp4a.40.2":if(I===1)return new 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R.box(R.types.hdlr,R.HDLR_TYPES[I])},R.mdat=function(I){return R.box(R.types.mdat,I)},R.mdhd=function(I,D){D*=I;var L=Math.floor(D/(G+1)),E=Math.floor(D%(G+1));return R.box(R.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,L>>24,L>>16&255,L>>8&255,L&255,E>>24,E>>16&255,E>>8&255,E&255,85,196,0,0]))},R.mdia=function(I){return R.box(R.types.mdia,R.mdhd(I.timescale,I.duration),R.hdlr(I.type),R.minf(I))},R.mfhd=function(I){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255]))},R.minf=function(I){return I.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(I)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(I))},R.moof=function(I,D,L){return R.box(R.types.moof,R.mfhd(I),R.traf(L,D))},R.moov=function(I){for(var D=I.length,L=[];D--;)L[D]=R.trak(I[D]);return R.box.apply(null,[R.types.moov,R.mvhd(I[0].timescale,I[0].duration)].concat(L).concat(R.mvex(I)))},R.mvex=function(I){for(var D=I.length,L=[];D--;)L[D]=R.trex(I[D]);return R.box.apply(null,[R.types.mvex].concat(L))},R.mvhd=function(I,D){D*=I;var L=Math.floor(D/(G+1)),E=Math.floor(D%(G+1)),_=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,L>>24,L>>16&255,L>>8&255,L&255,E>>24,E>>16&255,E>>8&255,E&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return R.box(R.types.mvhd,_)},R.sdtp=function(I){var D=I.samples||[],L=new Uint8Array(4+D.length),E,_;for(E=0;E<D.length;E++)_=D[E].flags,L[E+4]=_.dependsOn<<4|_.isDependedOn<<2|_.hasRedundancy;return R.box(R.types.sdtp,L)},R.stbl=function(I){return R.box(R.types.stbl,R.stsd(I),R.box(R.types.stts,R.STTS),R.box(R.types.stsc,R.STSC),R.box(R.types.stsz,R.STSZ),R.box(R.types.stco,R.STCO))},R.avc1=function(I){var D=[],L=[],E,_,M;for(E=0;E<I.sps.length;E++)_=I.sps[E],M=_.byteLength,D.push(M>>>8&255),D.push(M&255),D=D.concat(Array.prototype.slice.call(_));for(E=0;E<I.pps.length;E++)_=I.pps[E],M=_.byteLength,L.push(M>>>8&255),L.push(M&255),L=L.concat(Array.prototype.slice.call(_));var C=R.box(R.types.avcC,new Uint8Array([1,D[3],D[4],D[5],252|3,224|I.sps.length].concat(D).concat([I.pps.length]).concat(L))),T=I.width,b=I.height,d=I.pixelRatio[0],o=I.pixelRatio[1];return R.box(R.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,T>>8&255,T&255,b>>8&255,b&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,R.box(R.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),R.box(R.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(I){var D=I.config.length;return new Uint8Array([0,0,0,0,3,23+D,0,1,0,4,15+D,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([D]).concat(I.config).concat([6,1,2]))},R.mp4a=function(I){var D=I.samplerate;return R.box(R.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]),R.box(R.types.esds,R.esds(I)))},R.mp3=function(I){var D=I.samplerate;return R.box(R.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,I.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]))},R.stsd=function(I){return I.type==="audio"?!I.isAAC&&I.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(I)):R.box(R.types.stsd,R.STSD,R.mp4a(I)):R.box(R.types.stsd,R.STSD,R.avc1(I))},R.tkhd=function(I){var D=I.id,L=I.duration*I.timescale,E=I.width,_=I.height,M=Math.floor(L/(G+1)),C=Math.floor(L%(G+1));return R.box(R.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,D>>24&255,D>>16&255,D>>8&255,D&255,0,0,0,0,M>>24,M>>16&255,M>>8&255,M&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,E>>8&255,E&255,0,0,_>>8&255,_&255,0,0]))},R.traf=function(I,D){var L=R.sdtp(I),E=I.id,_=Math.floor(D/(G+1)),M=Math.floor(D%(G+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,E>>24,E>>16&255,E>>8&255,E&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,M>>24,M>>16&255,M>>8&255,M&255])),R.trun(I,L.length+16+20+8+16+8+8),L)},R.trak=function(I){return I.duration=I.duration||4294967295,R.box(R.types.trak,R.tkhd(I),R.mdia(I))},R.trex=function(I){var D=I.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(I,D){var L=I.samples||[],E=L.length,_=12+16*E,M=new Uint8Array(_),C,T,b,d,o,s;for(D+=8+_,M.set([0,0,15,1,E>>>24&255,E>>>16&255,E>>>8&255,E&255,D>>>24&255,D>>>16&255,D>>>8&255,D&255],0),C=0;C<E;C++)T=L[C],b=T.duration,d=T.size,o=T.flags,s=T.cts,M.set([b>>>24&255,b>>>16&255,b>>>8&255,b&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,s>>>24&255,s>>>16&255,s>>>8&255,s&255],12+16*C);return R.box(R.types.trun,M)},R.initSegment=function(I){R.types||R.init();var D=R.moov(I),L=new Uint8Array(R.FTYP.byteLength+D.byteLength);return L.set(R.FTYP),L.set(D,R.FTYP.byteLength),L},R}();U.types=void 0,U.HDLR_TYPES=void 0,U.STTS=void 0,U.STSC=void 0,U.STCO=void 0,U.STSZ=void 0,U.VMHD=void 0,U.SMHD=void 0,U.STSD=void 0,U.FTYP=void 0,U.DINF=void 0,V.default=U},"./src/remux/mp4-remuxer.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return s}),A.d(V,"normalizePts",function(){return l});var G=A("./src/polyfills/number.ts"),U=A("./src/remux/aac-helper.ts"),R=A("./src/remux/mp4-generator.ts"),B=A("./src/events.ts"),I=A("./src/errors.ts"),D=A("./src/utils/logger.ts"),L=A("./src/types/loader.ts"),E=A("./src/utils/timescale-conversion.ts");function _(){return _=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},_.apply(this,arguments)}var M=10*1e3,C=1024,T=1152,b=null,d=null,o=!1,s=function(){function w(h,c,u,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=u,this.ISGenerated=!1,b===null){var g=navigator.userAgent||"",p=g.match(/Chrome\/(\d+)/i);b=p?parseInt(p[1]):0}if(d===null){var v=navigator.userAgent.match(/Safari\/(\d+)/i);d=v?parseInt(v[1]):0}o=!!b&&b<75||!!d&&d<600}var y=w.prototype;return y.destroy=function(){},y.resetTimeStamp=function(c){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},y.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(c){var u=!1,a=c.reduce(function(g,p){var v=p.pts-g;return v<-4294967296?(u=!0,l(g,p.pts)):v>0?g:p.pts},c[0].pts);return u&&D.logger.debug("PTS rollover detected"),a},y.remux=function(c,u,a,g,p,v,k,F){var j,W,O,P,H,X,Z=p,re=p,Ee=c.pid>-1,fe=u.pid>-1,Te=u.samples.length,ge=c.samples.length>0,pe=Te>1,ce=(!Ee||ge)&&(!fe||pe)||this.ISGenerated||k;if(ce){this.ISGenerated||(O=this.generateIS(c,u,p));var he=this.isVideoContiguous,J=-1;if(pe&&(J=S(u.samples),!he&&this.config.forceKeyFrameOnDiscontinuity))if(X=!0,J>0){D.logger.warn("[mp4-remuxer]: Dropped "+J+" out of "+Te+" video samples due to a missing keyframe");var oe=this.getVideoStartPts(u.samples);u.samples=u.samples.slice(J),u.dropped+=J,re+=(u.samples[0].pts-oe)/(u.timescale||9e4)}else J===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+Te+" video samples"),X=!1);if(this.ISGenerated){if(ge&&pe){var q=this.getVideoStartPts(u.samples),ye=l(c.samples[0].pts,q)-q,we=ye/u.inputTimeScale;Z+=Math.max(0,we),re+=Math.max(0,-we)}if(ge){if(c.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(c,u,p)),W=this.remuxAudio(c,Z,this.isAudioContiguous,v,fe||pe||F===L.PlaylistLevelType.AUDIO?re:void 0),pe){var me=W?W.endPTS-W.startPTS:0;u.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(c,u,p)),j=this.remuxVideo(u,re,he,me)}}else pe&&(j=this.remuxVideo(u,re,he,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,p)),g.samples.length&&(P=this.remuxText(g,p))),{audio:W,video:j,initSegment:O,independent:X,text:P,id3:H}},y.generateIS=function(c,u,a){var g=c.samples,p=u.samples,v=this.typeSupported,k={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,O,P;if(F&&(W=O=Infinity),c.config&&g.length&&(c.timescale=c.samplerate,c.isAAC||(v.mpeg?(j="audio/mpeg",c.codec=""):v.mp3&&(c.codec="mp3")),k.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&v.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(P=c.inputTimeScale,W=O=g[0].pts-Math.round(P*a))),u.sps&&u.pps&&p.length&&(u.timescale=u.inputTimeScale,k.video={id:"main",container:"video/mp4",codec:u.codec,initSegment:R.default.initSegment([u]),metadata:{width:u.width,height:u.height}},F)){P=u.inputTimeScale;var H=this.getVideoStartPts(p),X=Math.round(P*a);O=Math.min(O,l(p[0].dts,H)-X),W=Math.min(W,H-X)}if(Object.keys(k).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=O),{tracks:k,initPTS:W,timescale:P}},y.remuxVideo=function(c,u,a,g){var p=c.inputTimeScale,v=c.samples,k=[],F=v.length,j=this._initPTS,W=this.nextAvcDts,O=8,P,H,X,Z=Number.POSITIVE_INFINITY,re=Number.NEGATIVE_INFINITY,Ee=0,fe=!1;if(!a||W===null){var Te=u*p,ge=v[0].pts-l(v[0].dts,v[0].pts);W=Te-ge}for(var pe=0;pe<F;pe++){var ce=v[pe];if(ce.pts=l(ce.pts-j,W),ce.dts=l(ce.dts-j,W),ce.dts>ce.pts){var he=9e4*.2;Ee=Math.max(Math.min(Ee,ce.pts-ce.dts),-1*he)}ce.dts<v[pe>0?pe-1:pe].dts&&(fe=!0)}fe&&v.sort(function(Lt,mt){var st=Lt.dts-mt.dts,It=Lt.pts-mt.pts;return st||It}),H=v[0].dts,X=v[v.length-1].dts;var J=Math.round((X-H)/(F-1));if(Ee<0){if(Ee<J*-2){D.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(E.toMsFromMpegTsClock)(-J,!0)+" ms");for(var oe=Ee,q=0;q<F;q++)v[q].dts=oe=Math.max(oe,v[q].pts-J),v[q].pts=Math.max(oe,v[q].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(E.toMsFromMpegTsClock)(Ee,!0)+" ms to overcome this issue");for(var ye=0;ye<F;ye++)v[ye].dts=v[ye].dts+Ee}H=v[0].dts}if(a){var we=H-W,me=we>J,Ce=we<-1;if(me||Ce){me?D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(we,!0)+" ms ("+we+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(-we,!0)+" ms ("+we+"dts) overlapping between fragments detected"),H=W;var De=v[0].pts-we;v[0].dts=H,v[0].pts=De,D.logger.log("Video: First PTS/DTS adjusted: "+Object(E.toMsFromMpegTsClock)(De,!0)+"/"+Object(E.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(E.toMsFromMpegTsClock)(we,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Re=0,Me=0,Oe=0;Oe<F;Oe++){for(var Ae=v[Oe],We=Ae.units,Ye=We.length,Xe=0,Be=0;Be<Ye;Be++)Xe+=We[Be].data.length;Me+=Xe,Re+=Ye,Ae.length=Xe,Ae.dts=Math.max(Ae.dts,H),Ae.pts=Math.max(Ae.pts,Ae.dts,0),Z=Math.min(Ae.pts,Z),re=Math.max(Ae.pts,re)}X=v[F-1].dts;var qe=Me+4*Re+8,He;try{He=new Uint8Array(qe)}catch(Lt){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating video mdat "+qe});return}var Je=new DataView(He.buffer);Je.setUint32(0,qe),He.set(R.default.types.mdat,4);for(var Se=0;Se<F;Se++){for(var $e=v[Se],Ke=$e.units,Le=0,ke=0,le=Ke.length;ke<le;ke++){var ae=Ke[ke],ue=ae.data,$=ae.data.byteLength;Je.setUint32(O,$),O+=4,He.set(ue,O),O+=$,Le+=4+$}if(Se<F-1)P=v[Se+1].dts-$e.dts;else{var Q=this.config,ee=$e.dts-v[Se>0?Se-1:Se].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var ie=Math.floor(Q.maxBufferHole*p),be=(g?Z+g*p:this.nextAudioPts)-$e.pts;be>ie?(P=be-ee,P<0&&(P=ee),D.logger.log("[mp4-remuxer]: It is approximately "+be/90+" ms to the next segment; using duration "+P/90+" ms for the last video frame.")):P=ee}else P=ee}var _e=Math.round($e.pts-$e.dts);k.push(new f($e.key,P,Le,_e))}if(k.length&&b&&b<70){var Ue=k[0].flags;Ue.dependsOn=2,Ue.isNonSync=0}console.assert(P!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=X+P,this.isVideoContiguous=!0;var tt=R.default.moof(c.sequenceNumber++,H,_({},c,{samples:k})),dt="video",it={data1:tt,data2:He,startPTS:Z/p,endPTS:(re+P)/p,startDTS:H/p,endDTS:W/p,type:dt,hasAudio:!1,hasVideo:!0,nb:k.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(He.length,"MDAT length must not be zero"),it},y.remuxAudio=function(c,u,a,g,p){var v=c.inputTimeScale,k=c.samplerate?c.samplerate:v,F=v/k,j=c.isAAC?C:T,W=j*F,O=this._initPTS,P=!c.isAAC&&this.typeSupported.mpeg,H=[],X=c.samples,Z=P?0:8,re=this.nextAudioPts||-1,Ee=u*v;if(this.isAudioContiguous=a=a||X.length&&re>0&&(g&&Math.abs(Ee-re)<9e3||Math.abs(l(X[0].pts-O,Ee)-re)<20*W),X.forEach(function(ue){ue.pts=l(ue.pts-O,Ee)}),!a||re<0){if(X=X.filter(function(ue){return ue.pts>=0}),!X.length)return;p===0?re=0:g?re=Math.max(0,Ee):re=X[0].pts}if(c.isAAC)for(var fe=p!==void 0,Te=this.config.maxAudioFramesDrift,ge=0,pe=re;ge<X.length;ge++){var ce=X[ge],he=ce.pts,J=he-pe,oe=Math.abs(1e3*J/v);if(J<=-Te*W&&fe)ge===0&&(D.logger.warn("Audio frame @ "+(he/v).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/v)+" ms."),this.nextAudioPts=re=pe=he);else if(J>=Te*W&&oe<M&&fe){var q=Math.round(J/W);pe=he-q*W,pe<0&&(q--,pe+=W),ge===0&&(this.nextAudioPts=re=pe),D.logger.warn("[mp4-remuxer]: Injecting "+q+" audio frame @ "+(pe/v).toFixed(3)+"s due to "+Math.round(1e3*J/v)+" ms gap.");for(var ye=0;ye<q;ye++){var we=Math.max(pe,0),me=U.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);me||(D.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),me=ce.unit.subarray()),X.splice(ge,0,{unit:me,pts:we}),pe+=W,ge++}}ce.pts=pe,pe+=W}for(var Ce=null,De=null,Re,Me=0,Oe=X.length;Oe--;)Me+=X[Oe].unit.byteLength;for(var Ae=0,We=X.length;Ae<We;Ae++){var Ye=X[Ae],Xe=Ye.unit,Be=Ye.pts;if(De!==null){var qe=H[Ae-1];qe.duration=Math.round((Be-De)/F)}else if(a&&c.isAAC&&(Be=re),Ce=Be,Me>0){Me+=Z;try{Re=new Uint8Array(Me)}catch(ue){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:I.ErrorTypes.MUX_ERROR,details:I.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Me,reason:"fail allocating audio mdat "+Me});return}if(!P){var He=new DataView(Re.buffer);He.setUint32(0,Me),Re.set(R.default.types.mdat,4)}}else return;Re.set(Xe,Z);var Je=Xe.byteLength;Z+=Je,H.push(new f(!0,j,Je,0)),De=Be}var Se=H.length;if(!Se)return;var $e=H[H.length-1];this.nextAudioPts=re=De+F*$e.duration;var Ke=P?new Uint8Array(0):R.default.moof(c.sequenceNumber++,Ce/F,_({},c,{samples:H}));c.samples=[];var Le=Ce/v,ke=re/v,le="audio",ae={data1:Ke,data2:Re,startPTS:Le,endPTS:ke,startDTS:Le,endDTS:ke,type:le,hasAudio:!0,hasVideo:!1,nb:Se};return this.isAudioContiguous=!0,console.assert(Re.length,"MDAT length must not be zero"),ae},y.remuxEmptyAudio=function(c,u,a,g){var p=c.inputTimeScale,v=c.samplerate?c.samplerate:p,k=p/v,F=this.nextAudioPts,j=(F!==null?F:g.startDTS*p)+this._initDTS,W=g.endDTS*p+this._initDTS,O=k*C,P=Math.ceil((W-j)/O),H=U.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(D.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){D.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var X=[],Z=0;Z<P;Z++){var re=j+Z*O;X.push({unit:H,pts:re,dts:re})}return c.samples=X,this.remuxAudio(c,u,a,!1)},y.remuxID3=function(c,u){var a=c.samples.length;if(!a)return;for(var g=c.inputTimeScale,p=this._initPTS,v=this._initDTS,k=0;k<a;k++){var F=c.samples[k];F.pts=l(F.pts-p,u*g)/g,F.dts=l(F.dts-v,u*g)/g}var j=c.samples;return c.samples=[],{samples:j}},y.remuxText=function(c,u){var a=c.samples.length;if(!a)return;for(var g=c.inputTimeScale,p=this._initPTS,v=0;v<a;v++){var k=c.samples[v];k.pts=l(k.pts-p,u*g)/g}c.samples.sort(function(j,W){return j.pts-W.pts});var F=c.samples;return c.samples=[],{samples:F}},w}();function l(w,y){var h;if(y===null)return w;for(y<w?h=-8589934592:h=8589934592;Math.abs(w-y)>4294967296;)w+=h;return w}function S(w){for(var y=0;y<w.length;y++)if(w[y].key)return y;return-1}var f=function(y,h,c,u){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=u,this.flags=new m(y)},m=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/polyfills/number.ts"),U=A("./src/utils/mp4-tools.ts"),R=A("./src/loader/fragment.ts"),B=A("./src/utils/logger.ts"),I=function(){function E(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var _=E.prototype;return _.destroy=function(){},_.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},_.resetNextTimestamp=function(){this.lastEndDTS=null},_.resetInitSegment=function(C,T,b){this.audioCodec=T,this.videoCodec=b,this.generateInitSegment(C),this.emitInitSegment=!0},_.generateInitSegment=function(C){var T=this.audioCodec,b=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var d=this.initData=Object(U.parseInitSegment)(C);T||(T=L(d.audio,R.ElementaryStreamTypes.AUDIO)),b||(b=L(d.video,R.ElementaryStreamTypes.VIDEO));var o={};d.audio&&d.video?o.audiovideo={container:"video/mp4",codec:T+","+b,initSegment:C,id:"main"}:d.audio?o.audio={container:"audio/mp4",codec:T,initSegment:C,id:"audio"}:d.video?o.video={container:"video/mp4",codec:b,initSegment:C,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},_.remux=function(C,T,b,d,o){var s=this.initPTS,l=this.lastEndDTS,S={audio:void 0,video:void 0,text:d,id3:b,initSegment:void 0};Object(G.isFiniteNumber)(l)||(l=this.lastEndDTS=o||0);var f=T.samples;if(!f||!f.length)return S;var m={initPTS:void 0,timescale:1},w=this.initData;if((!w||!w.length)&&(this.generateInitSegment(f),w=this.initData),!w||!w.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),S;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(G.isFiniteNumber)(s)||(this.initPTS=m.initPTS=s=D(w,f,l));var y=Object(U.getDuration)(f,w),h=l,c=y+h;Object(U.offsetStartDTS)(w,f,s),y>0?this.lastEndDTS=c:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var u=!!w.audio,a=!!w.video,g="";u&&(g+="audio"),a&&(g+="video");var p={data1:f,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:g,hasAudio:u,hasVideo:a,nb:1,dropped:0};return S.audio=p.type==="audio"?p:void 0,S.video=p.type!=="audio"?p:void 0,S.text=d,S.id3=b,S.initSegment=m,S},E}(),D=function(_,M,C){return Object(U.getStartDTS)(_,M)-C};function L(E,_){var M=E==null?void 0:E.codec;return M&&M.length>4?M:M==="hvc1"?"hvc1.1.c.L120.90":M==="av01"?"av01.0.04M.08":M==="avc1"||_===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}V.default=I},"./src/task-loop.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return G});var G=function(){function U(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var R=U.prototype;return R.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},R.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},R.onHandlerDestroyed=function(){},R.hasInterval=function(){return!!this._tickInterval},R.hasNextTick=function(){return!!this._tickTimer},R.setInterval=function(I){return this._tickInterval?!1:(this._tickInterval=self.setInterval(this._boundTick,I),!0)},R.clearInterval=function(){return this._tickInterval?(self.clearInterval(this._tickInterval),this._tickInterval=null,!0):!1},R.clearNextTick=function(){return 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U.hasOwnProperty(c)&&(u=U[c]),String.fromCharCode(u)},B=15,I=100,D={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},L={17:2,18:4,21:6,22:8,23:10,19:13,20:15},E={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},_={25:2,26:4,29:6,30:8,31:10,27:13,28:15},M=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],C;(function(h){h[h.ERROR=0]="ERROR",h[h.TEXT=1]="TEXT",h[h.WARNING=2]="WARNING",h[h.INFO=2]="INFO",h[h.DEBUG=3]="DEBUG",h[h.DATA=3]="DATA"})(C||(C={}));var T=function(){function h(){this.time=null,this.verboseLevel=C.ERROR}var c=h.prototype;return c.log=function(a,g){this.verboseLevel>=a&&G.logger.log(this.time+" ["+a+"] "+g)},h}(),b=function(c){for(var u=[],a=0;a<c.length;a++)u.push(c[a].toString(16));return u},d=function(){function h(u,a,g,p,v){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=u||"white",this.underline=a||!1,this.italics=g||!1,this.background=p||"black",this.flash=v||!1}var c=h.prototype;return c.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},c.setStyles=function(a){for(var g=["foreground","underline","italics","background","flash"],p=0;p<g.length;p++){var v=g[p];a.hasOwnProperty(v)&&(this[v]=a[v])}},c.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},c.equals=function(a){return this.foreground===a.foreground&&this.underline===a.underline&&this.italics===a.italics&&this.background===a.background&&this.flash===a.flash},c.copy=function(a){this.foreground=a.foreground,this.underline=a.underline,this.italics=a.italics,this.background=a.background,this.flash=a.flash},c.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},h}(),o=function(){function h(u,a,g,p,v,k){this.uchar=void 0,this.penState=void 0,this.uchar=u||" ",this.penState=new d(a,g,p,v,k)}var c=h.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()},h}(),s=function(){function h(u){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<I;a++)this.chars.push(new o);this.logger=u,this.pos=0,this.currPenState=new d}var c=h.prototype;return c.equals=function(a){for(var g=!0,p=0;p<I;p++)if(!this.chars[p].equals(a.chars[p])){g=!1;break}return g},c.copy=function(a){for(var g=0;g<I;g++)this.chars[g].copy(a.chars[g])},c.isEmpty=function(){for(var a=!0,g=0;g<I;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>I&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=I)},c.moveCursor=function(a){var g=this.pos+a;if(a>1)for(var p=this.pos+1;p<g+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(g)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var g=R(a);if(this.pos>=I){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<I;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,p=0;p<I;p++){var v=this.chars[p].uchar;v!==" "&&(g=!1),a.push(v)}return g?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var g=this.chars[this.pos];g.setPenState(this.currPenState)},h}(),l=function(){function h(u){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<B;a++)this.rows.push(new s(u));this.logger=u,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=h.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,p=0;p<B;p++)if(!this.rows[p].equals(a.rows[p])){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 p=0;p<B;p++)this.rows[p].clear();var v=this.currRow+1-this.nrRollUpRows,k=this.lastOutputScreen;if(k){var F=k.rows[v].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(k.rows[v+W])}}this.currRow=g;var O=this.rows[this.currRow];if(a.indent!==null){var P=a.indent,H=Math.max(P-1,0);O.setCursor(a.indent),a.color=O.chars[H].penState.foreground}var X={foreground:a.color,underline:a.underline,italics:a.italics,background:"black",flash:!1};this.setPen(X)},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=[],p="",v=-1,k=0;k<B;k++){var F=this.rows[k].getTextString();F&&(v=k+1,a?g.push("Row "+v+": '"+F+"'"):g.push(F.trim()))}return g.length>0&&(a?p="["+g.join(" | ")+"]":p=g.join(`
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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 p=Math.floor(a/2)-16,v=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=v[p]}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))},h}(),f=function(){function h(u,a,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new T;this.channels=[null,new S(u,a,p),new S(u+1,g,p)],this.cmdHistory=y(),this.logger=p}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,g){this.channels[a].setHandler(g)},c.addData=function(a,g){var p,v,k,F=!1;this.logger.time=a;for(var j=0;j<g.length;j+=2){if(v=g[j]&127,k=g[j+1]&127,v===0&&k===0)continue;if(this.logger.log(C.DATA,"["+b([g[j],g[j+1]])+"] -> ("+b([v,k])+")"),p=this.parseCmd(v,k),p||(p=this.parseMidrow(v,k)),p||(p=this.parsePAC(v,k)),p||(p=this.parseBackgroundAttributes(v,k)),!p&&(F=this.parseChars(v,k),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?")}!p&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+b([v,k])+" orig: "+b([g[j],g[j+1]]))}},c.parseCmd=function(a,g){var p=this.cmdHistory,v=(a===20||a===28||a===21||a===29)&&g>=32&&g<=47,k=(a===23||a===31)&&g>=33&&g<=35;if(!(v||k))return!1;if(w(a,g,p))return m(null,null,p),this.logger.log(C.DEBUG,"Repeated command ("+b([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),m(a,g,p),this.currentChannel=F,!0},c.parseMidrow=function(a,g){var p=0;if((a===17||a===25)&&g>=32&&g<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var v=this.channels[p];return 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