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r=rr(e,gt(t)),i=t.text.length>e.options.maxHighlightLength&&ur(e.doc.mode,r.state),x=bi(e,t,r);i&&(r.state=i),t.stateAfter=r.save(!i),t.styles=x.styles,x.classes?t.styleClasses=x.classes:t.styleClasses&&(t.styleClasses=null),n===e.doc.highlightFrontier&&(e.doc.modeFrontier=Math.max(e.doc.modeFrontier,++e.doc.highlightFrontier))}return t.styles}function rr(e,t,n){var r=e.doc,i=e.display;if(!r.mode.startState)return new ar(r,!0,t);var x=Jr(e,t,n),N=x>r.first&&et(r,x-1).stateAfter,K=N?ar.fromSaved(r,N,x):new ar(r,cn(r.mode),x);return r.iter(x,t,function(z){mn(e,z.text,K);var Y=K.line;z.stateAfter=Y==t-1||Y%5==0||Y>=i.viewFrom&&Y<i.viewTo?K.save():null,K.nextLine()}),n&&(r.modeFrontier=K.line),K}function mn(e,t,n,r){var i=e.doc.mode,x=new Ct(t,e.options.tabSize,n);for(x.start=x.pos=r||0,t==""&&Ei(i,n.state);!x.eol();)pn(i,x,n.state),x.start=x.pos}function Ei(e,t){if(e.blankLine)return e.blankLine(t);if(!e.innerMode)return;var n=Vr(e,t);if(n.mode.blankLine)return 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),ae;for(r&&(ae=[]);(r||Y.pos<t.ch)&&!Y.eol();)Y.start=Y.pos,N=pn(x,Y,z.state),r&&ae.push(new _r(Y,N,ur(i.mode,z.state)));return r?ae: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,ae=new Ct(t,e.options.tabSize,r),de,xe=e.options.addModeClass&&[null];for(t==""&&xi(Ei(n,r.state),x);!ae.eol();){if(ae.pos>e.options.maxHighlightLength?(K=!1,N&&mn(e,t,r,ae.pos),ae.pos=t.length,de=null):de=xi(pn(n,ae,r.state,xe),x),xe){var ve=xe[0].name;ve&&(de="m-"+(de?ve+" "+de:ve))}if(!K||Y!=de){for(;z<ae.start;)z=Math.min(ae.start,z+5e3),i(z,Y);Y=de}ae.start=ae.pos}for(;z<ae.pos;){var Pe=Math.min(ae.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 ae=H(z.text,null,e.options.tabSize);(i==null||r>ae)&&(i=K-1,r=ae)}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 ke=ve.markedSpans[Pe].marker;ke.readOnly&&(!r||Z(r,ke)==-1)&&(r||(r=[])).push(ke)}}),!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 ae=[z,1],de=ut(Y.from,K.from),xe=ut(Y.to,K.to);(de<0||!N.inclusiveLeft&&!de)&&ae.push({from:Y.from,to:K.from}),(xe>0||!N.inclusiveRight&&!xe)&&ae.push({from:K.to,to:Y.to}),i.splice.apply(i,ae),z+=ae.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),ae=ut(Y.from,n)||vn(z.marker)-vn(i),de=ut(Y.to,r)||yr(z.marker)-yr(i);if(ae>=0&&de<=0||ae<=0&&de>=0)continue;if(ae<=0&&(z.marker.inclusiveRight&&i.inclusiveLeft?ut(Y.to,n)>=0:ut(Y.to,n)>0)||ae>=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=v("span",null,null,D?"padding-right: .1px":null),r={pre:v("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=Ke(x,e.doc.direction))&&(r.addToken=As(r.addToken,N)),r.map=[];var K=t!=e.display.externalMeasured&&gt(x);Ls(x,r,Bn(e,x,K)),x.styleClasses&&(x.styleClasses.bgClass&&(r.bgClass=j(x.styleClasses.bgClass,r.bgClass||"")),x.styleClasses.textClass&&(r.textClass=j(x.styleClasses.textClass,r.textClass||""))),r.map.length==0&&r.map.push(0,0,r.content.appendChild(dt(e.display.measure))),i==0?(t.measure.map=r.map,t.measure.cache={}):((t.measure.maps||(t.measure.maps=[])).push(r.map),(t.measure.caches||(t.measure.caches=[])).push({}))}if(D){var z=r.content.lastChild;(/\bcm-tab\b/.test(z.className)||z.querySelector&&z.querySelector(".cm-tab"))&&(r.content.className="cm-tab-wrap-hack")}return Re(e,"renderLine",e,t.line,r.pre),r.pre.className&&(r.textClass=j(r.pre.className,r.textClass||"")),r}function ws(e){var t=a("span","\u2022","cm-invalidchar");return t.title="\\u"+e.charCodeAt(0).toString(16),t.setAttribute("aria-label",t.title),t}function Cs(e,t,n,r,i,x,N){if(!t)return;var K=e.splitSpaces?_s(t,e.trailingSpace):t,z=e.cm.state.specialChars,Y=!1,ae;if(!z.test(t))e.col+=t.length,ae=document.createTextNode(K),e.map.push(e.pos,e.pos+t.length,ae),B&&I<9&&(Y=!0),e.pos+=t.length;else{ae=document.createDocumentFragment();for(var de=0;;){z.lastIndex=de;var xe=z.exec(t),ve=xe?xe.index-de:t.length-de;if(ve){var Pe=document.createTextNode(K.slice(de,de+ve));B&&I<9?ae.appendChild(a("span",[Pe])):ae.appendChild(Pe),e.map.push(e.pos,e.pos+ve,Pe),e.col+=ve,e.pos+=ve}if(!xe)break;de+=ve+1;var ke=void 0;if(xe[0]=="	"){var Ne=e.cm.options.tabSize,Ge=Ne-e.col%Ne;ke=ae.appendChild(a("span",he(Ge),"cm-tab")),ke.setAttribute("role","presentation"),ke.setAttribute("cm-text","	"),e.col+=Ge}else xe[0]=="\r"||xe[0]==`
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Mt=qt>ir?ae.slice(0,ir-z):ae;t.addToken(t,Mt,de?de+Pe:Pe,Ne,z+Mt.length==ve?ke:"",xe,Ye)}if(qt>=ir){ae=ae.slice(ir-z),z=ir;break}z=qt,Ne=""}ae=i.slice(x,x=n[Y++]),de=yn(n[Y++],t.cm.options)}}}function Wa(e,t,n){this.line=t,this.rest=ft(t),this.size=this.rest?gt(J(this.rest))-n+1:1,this.node=this.text=null,this.hidden=St(e,t)}function Li(e,t,n){for(var r=[],i,x=t;x<n;x=i){var N=new Wa(e.doc,et(e.doc,x),x);i=x+N.size,r.push(N)}return r}var bn=null;function Ds(e){bn?bn.ops.push(e):e.ownsGroup=bn={ops:[e],delayedCallbacks:[]}}function Os(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n].call(null);for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++].call(null,i.cm)}}while(n<t.length)}function Rs(e,t){var n=e.ownsGroup;if(!n)return;try{Os(n)}finally{bn=null,t(n)}}var Xn=null;function Ht(e,t){var n=qe(e,t);if(!n.length)return;var 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r=Yn(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function Ka(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Ba(e,t)}function ks(e,t){var n=t.text.className,r=Ka(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,qi(e,t)):n&&(t.text.className=n)}function qi(e,t){Ms(e,t),t.line.wrapClass?Yn(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Ga(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var i=Yn(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=Ee(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=l(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 ae=0;ae<4;ae++){for(;N&&De(t.line.text.charAt(i.coverStart+N));)--N;for(;i.coverStart+K<i.coverEnd&&De(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(g(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=Ue(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,ae=Ke(t,e.doc.direction);if(ae){var de=(e.options.lineWrapping?zs:Gs)(e,t,n,x,ae,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),ke,Ne,Ge=!1;if(ve){var Ye=r-ve.left<ve.right-r,ze=Ye==Y;Pe=xe+(ze?0:1),Ne=ze?"after":"before",ke=Ye?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,Ue(n,Pe,Ne),"line",t,x);ke=Ze.left,Ge=i<Ze.top?-1:i>=Ze.bottom?1:0}return Pe=Le(t.text,Pe,1),aa(n,Pe,Ne,Ge,r-ke)}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,Ue(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,ae=pr(e,Ue(n,Y?z.from:z.to,Y?"after":"before"),"line",t,r);sa(ae,x,N,!0)&&ae.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 ae=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,ke=Er(e,r,Pe?Math.min(Y,ve.to)-1:Math.max(z,ve.from)).right,Ne=ke<x?x-ke+1e9:ke-x;(!ae||de>Ne)&&(ae=ve,de=Ne)}return ae||(ae=i[i.length-1]),ae.from<z&&(ae={from:z,to:ae.to,level:ae.level}),ae.to>Y&&(ae={from:ae.from,to:Y,level:ae.level}),ae}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"))}l(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");l(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&&Ee(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 ae=H(Y,Y.length,e.options.tabSize)-Y.length;z=Ue(z.line,Math.max(0,Math.round((x-Xa(e.display).left)/Tn(e.display))-ae))}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 ae(ze,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: "+ze+`px;
                             top: `+Ze+"px; width: "+(at==null?z-ze:at)+`px;
                             height: `+(nt-Ze)+"px"))}function de(ze,Ze,at){var nt=et(i,ze),ht=nt.text.length,Tt,Bt;function Dt(Mt,er){return ia(e,Ue(ze,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=Ke(nt,i.direction);return Ve(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;ae(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),ae(dn,Ot.top,Jt-dn,Ot.bottom),Ot.bottom<tr.top&&ae(K,Ot.bottom,null,tr.top),ae(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),ke=et(i,ve.line),Ne=rt(Pe)==rt(ke),Ge=de(xe.line,xe.ch,Ne?Pe.text.length+1:null).end,Ye=de(ve.line,Ne?0:null,ve.ch).start;Ne&&(Ge.top<Ye.top-2?(ae(Ge.right,Ge.top,null,Ge.bottom),ae(K,Ye.top,Ye.left,Ye.bottom)):ae(Ge.right,Ge.top,Ye.left-Ge.right,Ge.bottom)),Ge.bottom<Ye.top&&ae(K,Ge.bottom,null,Ye.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||(Re(e,"focus",e,t),e.state.focused=!0,F(e.display.wrapper,"CodeMirror-focused"),!e.curOp&&e.display.selForContextMenu!=e.doc.sel&&(e.display.input.reset(),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&&(Re(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 ae=i.line.height-N;if((ae>.005||ae<-.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(Fe(e,"scrollCursorIntoView"))return;var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),i!=null&&!T){var x=a("div","\u200B",null,`position: absolute;
                         top: `+(t.top-n.viewOffset-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?Ue(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Ue(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),ae=e.doc.scrollTop,de=e.doc.scrollLeft;if(Y.scrollTop!=null&&(qn(e,Y.scrollTop),Math.abs(e.doc.scrollTop-ae)>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 ae=Math.min(t.top,(Y?K:t.bottom)-x);ae!=i&&(N.scrollTop=ae)}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),Ae(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ae(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),Ae(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||Re(x[K],"hide");if(N)for(var z=0;z<N.length;++z)N[z].lines.length&&Re(N[z],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Re(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,ae=z.classes;ae?x.styleClasses=ae:Y&&(x.styleClasses=null);for(var de=!N||N.length!=x.styles.length||Y!=ae&&(!Y||!ae||Y.bgClass!=ae.bgClass||Y.textClass!=ae.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){le(e,t)&&this.events.push(arguments)},Ui.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Re.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=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||!y(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&y(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==k())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&y(document.body,e.anchorNode)&&y(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function 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 ke=Pe.nextSibling;return D&&s&&e.display.currentWheelTarget==Pe?Pe.style.display="none":Pe.parentNode.removeChild(Pe),ke}for(var z=r.view,Y=r.viewFrom,ae=0;ae<z.length;ae++){var de=z[ae];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=v("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=v("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var x=v("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,ae=x.view;Y!=N;Y=Y.parentNode)for(var de=0;de<ae.length;de++)if(ae[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 ke=N.scrollLeft-x.wheelStartX,Ne=N.scrollTop-x.wheelStartY,Ge=Ne&&x.wheelDY&&Ne/x.wheelDY||ke&&x.wheelDX&&ke/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!Ge)return;or=(or*Fi+Ge)/(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),le(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]),ae=Gt(Y);ae>e.display.maxLineLength&&(e.display.maxLine=Y,e.display.maxLineLength=ae,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=Ue(t?x:gt(x),N.from),e==-1))return n;if(N.to!=null&&(r=Ue(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=$n(n)-K;z&&dr(i,i.height+z)}Ht(r,"markerChanged",r,e)})},Hr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||Z(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Hr.prototype.detachLine=function(e){if(this.lines.splice(Z(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ue(Hr);function On(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Ft(e.cm,On)(e,t,n,r,i);var x=new Hr(e,i),N=ut(t,n);if(r&&P(r,x,!1),N>0||N==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=v("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(Zi(e,t.line,t,n,x)||t.line!=n.line&&Zi(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");wi()}x.addToHistory&&Ro(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var K=t.line,z=e.cm,Y;if(e.iter(K,n.line+1,function(de){z&&x.collapsed&&!z.options.lineWrapping&&rt(de)==z.display.maxLine&&(Y=!0),x.collapsed&&K!=t.line&&dr(de,0),Hn(de,new gn(x,K==t.line?t.ch:null,K==n.line?n.ch:null)),++K}),x.collapsed&&e.iter(t.line,n.line+1,function(de){St(e,de)&&dr(de,0)}),x.clearOnEnter&&Ae(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(Si(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++$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 ae=t.line;ae<=n.line;ae++)Fr(z,ae,"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=Se(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=Ue(this.first,0),n=this.first+this.size-1;Ln(this,{from:t,to:Ue(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"?Ue(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&&Oe(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,Oe(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 null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:Nt(function(e,t,n){return oi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass";if(!r[i])r[i]=n;else{if(p(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:Nt(function(e,t,n){return oi(this,e,t=="gutter"?"gutter":"class",function(r){var i=t=="text"?"textClass":t=="background"?"bgClass":t=="gutter"?"gutterClass":"wrapClass",x=r[i];if(x)if(n==null)r[i]=null;else{var N=x.match(p(n));if(!N)return!1;var K=N.index+N[0].length;r[i]=x.slice(0,N.index)+(!N.index||K==x.length?"":" ")+x.slice(K)||null}else return!1;return!0})}),addLineWidget:Nt(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return 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x=Be(i,n.ch,n.sticky),N=i[x];if(e.doc.direction=="ltr"&&N.level%2==0&&(r>0?N.to>n.ch:N.from<n.ch))return Aa(t,n,r);var K=function(Ge,Ye){return _a(t,Ge instanceof Ue?Ge.ch:Ge,Ye)},z,Y=function(Ge){return e.options.lineWrapping?(z=z||En(e,t),ao(e,t,z,Ge)):{begin:0,end:t.text.length}},ae=Y(n.sticky=="before"?K(n,-1):n.ch);if(e.doc.direction=="rtl"||N.level==1){var de=N.level==1==r<0,xe=K(n,de?1:-1);if(xe!=null&&(de?xe<=N.to&&xe<=ae.end:xe>=N.from&&xe>=ae.begin)){var ve=de?"before":"after";return new Ue(n.line,xe,ve)}}var Pe=function(Ge,Ye,ze){for(var Ze=function(Tt,Bt){return Bt?new Ue(n.line,K(Tt,1),"before"):new Ue(n.line,Tt,"after")};Ge>=0&&Ge<i.length;Ge+=Ye){var at=i[Ge],nt=Ye>0==(at.level!=1),ht=nt?ze.begin:K(ze.end,-1);if(at.from<=ht&&ht<at.to)return Ze(ht,nt);if(ht=nt?at.from:K(at.to,-1),ze.begin<=ht&&ht<ze.end)return Ze(ht,nt)}},ke=Pe(x+r,r,ae);if(ke)return ke;var Ne=r>0?ae.end:K(ae.begin,-1);return Ne!=null&&!(r>0&&Ne==t.text.length)&&(ke=Pe(r>0?0:i.length-1,r,Y(Ne)),ke)?ke:null}var hi={selectAll:Wo,singleSelection:function(e){return e.setSelection(e.getCursor("anchor"),e.getCursor("head"),fe)},killLine:function(e){return Pn(e,function(t){if(t.empty()){var n=et(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:Ue(t.head.line+1,0)}:{from:t.head,to:Ue(t.head.line,n)}}else return{from:t.from(),to:t.to()}})},deleteLine:function(e){return Pn(e,function(t){return{from:Ue(t.from().line,0),to:lt(e.doc,Ue(t.to().line+1,0))}})},delLineLeft:function(e){return Pn(e,function(t){return{from:Ue(t.from().line,0),to:t.from()}})},delWrappedLineLeft:function(e){return Pn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){return Pn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div");return{from:t.from(),to:r}})},undo:function(e){return e.undo()},redo:function(e){return e.redo()},undoSelection:function(e){return e.undoSelection()},redoSelection:function(e){return e.redoSelection()},goDocStart:function(e){return e.extendSelection(Ue(e.firstLine(),0))},goDocEnd:function(e){return e.extendSelection(Ue(e.lastLine()))},goLineStart:function(e){return e.extendSelectionsBy(function(t){return is(e,t.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(e){return e.extendSelectionsBy(function(t){return as(e,t.head)},{origin:"+move",bias:1})},goLineEnd:function(e){return e.extendSelectionsBy(function(t){return Il(e,t.head.line)},{origin:"+move",bias:-1})},goLineRight:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5;return e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div")},pe)},goLineLeft:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5;return e.coordsChar({left:0,top:n},"div")},pe)},goLineLeftSmart:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return r.ch<e.getLine(r.line).search(/\S/)?as(e,t.head):r},pe)},goLineUp:function(e){return e.moveV(-1,"line")},goLineDown:function(e){return e.moveV(1,"line")},goPageUp:function(e){return e.moveV(-1,"page")},goPageDown:function(e){return e.moveV(1,"page")},goCharLeft:function(e){return e.moveH(-1,"char")},goCharRight:function(e){return e.moveH(1,"char")},goColumnLeft:function(e){return e.moveH(-1,"column")},goColumnRight:function(e){return e.moveH(1,"column")},goWordLeft:function(e){return e.moveH(-1,"word")},goGroupRight:function(e){return e.moveH(1,"group")},goGroupLeft:function(e){return e.moveH(-1,"group")},goWordRight:function(e){return e.moveH(1,"word")},delCharBefore:function(e){return e.deleteH(-1,"codepoint")},delCharAfter:function(e){return e.deleteH(1,"char")},delWordBefore:function(e){return e.deleteH(-1,"word")},delWordAfter:function(e){return e.deleteH(1,"word")},delGroupBefore:function(e){return e.deleteH(-1,"group")},delGroupAfter:function(e){return e.deleteH(1,"group")},indentAuto:function(e){return e.indentSelection("smart")},indentMore:function(e){return e.indentSelection("add")},indentLess:function(e){return e.indentSelection("subtract")},insertTab:function(e){return e.replaceSelection("	")},insertSoftTab:function(e){for(var t=[],n=e.listSelections(),r=e.options.tabSize,i=0;i<n.length;i++){var x=n[i].from(),N=H(e.getLine(x.line),x.ch,r);t.push(he(r-N%r))}e.replaceSelections(t)},defaultTab:function(e){e.somethingSelected()?e.indentSelection("add"):e.execCommand("insertTab")},transposeChars:function(e){return nr(e,function(){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++){if(!t[r].empty())continue;var i=t[r].head,x=et(e.doc,i.line).text;if(x){if(i.ch==x.length&&(i=new Ue(i.line,i.ch-1)),i.ch>0)i=new Ue(i.line,i.ch+1),e.replaceRange(x.charAt(i.ch-1)+x.charAt(i.ch-2),Ue(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var N=et(e.doc,i.line-1).text;N&&(i=new Ue(i.line,1),e.replaceRange(x.charAt(0)+e.doc.lineSeparator()+N.charAt(N.length-1),Ue(i.line-1,N.length-1),i,"+transpose"))}}n.push(new vt(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){return nr(e,function(){for(var t=e.listSelections(),n=t.length-1;n>=0;n--)e.replaceRange(e.doc.lineSeparator(),t[n].anchor,t[n].head,"+input");t=e.listSelections();for(var r=0;r<t.length;r++)e.indentLine(t[r].from().line,null,!0);wn(e)})},openLine:function(e){return e.replaceSelection(`
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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(),Fe(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"),Je(document,"keyup",n),Je(document,"mouseover",n))}Ae(document,"keyup",n),Ae(document,"mouseover",n)}function us(e){e.keyCode==16&&(this.doc.sel.shift=!1),Fe(this,e)}function ds(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Lr(t.display,e)||Fe(t,e)||e.ctrlKey&&!e.altKey||s&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(_&&n==Da){Da=null,$(e);return}if(_&&(!e.which||e.which<10)&&ss(t,e))return;var i=String.fromCharCode(r==null?n:r);if(i=="\b")return;if(Nl(t,e,i))return;t.display.input.onKeyPress(e)}var jl=400,Oa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Oa.prototype.compare=function(e,t,n){return this.time+jl>e&&ut(t,this.pos)==0&&n==this.button};var pi,gi;function Wl(e,t){var n=+new Date;return gi&&gi.compare(n,e,t)?(pi=gi=null,"triple"):pi&&pi.compare(n,e,t)?(gi=new Oa(n,e,t),pi=null,"double"):(pi=new Oa(n,e,t),gi=null,"single")}function cs(e){var t=this,n=t.display;if(Fe(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Lr(n,e)){D||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ra(t,e))return;var r=rn(t,e),i=Ce(e),x=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Hl(t,i,r,x,e))return;i==1?r?Gl(t,r,x,e):Ee(e)==n.scroller&&$(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)!=be}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=u?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&&Ie&&!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,Je(i.wrapper.ownerDocument,"mouseup",N),Je(i.wrapper.ownerDocument,"mousemove",K),Je(i.scroller,"dragstart",z),Je(i.scroller,"drop",N),x||($(Y),r.addNew||ji(e.doc,n,null,null,r.extend),D&&!M||B&&I==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),K=function(Y){x=x||Math.abs(t.clientX-Y.clientX)+Math.abs(t.clientY-Y.clientY)>=10},z=function(){return x=!0};D&&(i.scroller.draggable=!0),e.state.draggingText=N,N.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),Ae(i.wrapper.ownerDocument,"mouseup",N),Ae(i.wrapper.ownerDocument,"mousemove",K),Ae(i.scroller,"dragstart",z),Ae(i.scroller,"drop",N),fo(e),setTimeout(function(){return i.input.focus()},20)}function fs(e,t,n){if(n=="char")return new vt(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new vt(Ue(t.line,0),lt(e.doc,Ue(t.line+1,0)));var r=n(e,t);return new vt(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,x=e.doc;$(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 ae=fs(e,n,r.unit);r.extend?N=wa(N,ae.anchor,ae.head,r.extend):N=ae}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(ze){if(ut(de,ze)==0)return;if(de=ze,r.unit=="rectangle"){for(var Ze=[],at=e.options.tabSize,nt=H(et(x,n.line).text,n.ch,at),ht=H(et(x,ze.line).text,ze.ch,at),Tt=Math.min(nt,ht),Bt=Math.max(nt,ht),Dt=Math.min(n.line,ze.line),ir=Math.min(e.lastLine(),Math.max(n.line,ze.line));Dt<=ir;Dt++){var qt=et(x,Dt).text,Mt=ge(qt,Tt,at);Tt==Bt?Ze.push(new vt(Ue(Dt,Mt),Ue(Dt,Mt))):qt.length>Mt&&Ze.push(new vt(Ue(Dt,Mt),Ue(Dt,ge(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(ze)}else{var er=N,Kt=fs(e,ze,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 ke(ze){var Ze=++Pe,at=rn(e,ze,!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&&ke(ze)}),150)}else{var ht=ze.clientY<ve.top?-20:ze.clientY>ve.bottom?20:0;ht&&setTimeout(Ft(e,function(){if(Pe!=Ze)return;i.scroller.scrollTop+=ht,ke(ze)}),50)}}function Ne(ze){e.state.selectingText=!1,Pe=Infinity,ze&&($(ze),i.input.focus()),Je(i.wrapper.ownerDocument,"mousemove",Ge),Je(i.wrapper.ownerDocument,"mouseup",Ye),x.history.lastSelOrigin=null}var Ge=Ft(e,function(ze){ze.buttons===0||!Ce(ze)?Ne(ze):ke(ze)}),Ye=Ft(e,Ne);e.state.selectingText=Ye,Ae(i.wrapper.ownerDocument,"mousemove",Ge),Ae(i.wrapper.ownerDocument,"mouseup",Ye)}function Xl(e,t){var n=t.anchor,r=t.head,i=et(e.doc,n.line);if(ut(n,r)==0&&n.sticky==r.sticky)return t;var x=Ke(i);if(!x)return t;var N=Be(x,n.ch,n.sticky),K=x[N];if(K.from!=n.ch&&K.to!=n.ch)return t;var z=N+(K.from==n.ch==(K.level!=1)?0:1);if(z==0||z==x.length)return t;var Y;if(r.line!=n.line)Y=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var ae=Be(x,r.ch,r.sticky),de=ae-N||(r.ch-n.ch)*(K.level==1?-1:1);ae==z-1||ae==z?Y=de<0:Y=de>0}var xe=x[z+(Y?-1:0)],ve=Y==(xe.level==1),Pe=ve?xe.from:xe.to,ke=ve?"after":"before";return n.ch==Pe&&n.sticky==ke?t:new vt(new Ue(n.line,Pe,ke),r)}function hs(e,t,n,r){var i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&$(t);var N=e.display,K=N.lineDiv.getBoundingClientRect();if(x>K.bottom||!le(e,n))return te(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 ae=Cr(e.doc,x),de=e.display.gutterSpecs[z];return Re(e,n,e,ae,de.className,t),te(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(Fe(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return le(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 ae=z.text.indexOf(i,Y);if(ae==-1)break;Y=ae+i.length,x.push(Ue(N,ae))}N++});for(var K=x.length-1;K>=0;K--)Dn(r.doc,i,x[K],Ue(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?Ae:Je;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;Ae(t.scroller,"mousedown",Ft(e,cs)),B&&I<11?Ae(t.scroller,"dblclick",Ft(e,function(z){if(Fe(e,z))return;var Y=rn(e,z);if(!Y||Ra(e,z)||Lr(e.display,z))return;$(z);var ae=e.findWordAt(Y);ji(e.doc,ae.anchor,ae.head)})):Ae(t.scroller,"dblclick",function(z){return Fe(e,z)||$(z)}),Ae(t.scroller,"contextmenu",function(z){return ms(e,z)}),Ae(t.input.getField(),"contextmenu",function(z){t.scroller.contains(z.target)||ms(e,z)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function x(z){if(z.touches.length!=1)return!1;var Y=z.touches[0];return Y.radiusX<=1&&Y.radiusY<=1}function N(z,Y){if(Y.left==null)return!0;var ae=Y.left-z.left,de=Y.top-z.top;return ae*ae+de*de>20*20}Ae(t.scroller,"touchstart",function(z){if(!Fe(e,z)&&!x(z)&&!Ra(e,z)){t.input.ensurePolled(),clearTimeout(n);var Y=+new Date;t.activeTouch={start:Y,moved:!1,prev:Y-r.end<=300?r:null},z.touches.length==1&&(t.activeTouch.left=z.touches[0].pageX,t.activeTouch.top=z.touches[0].pageY)}}),Ae(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),Ae(t.scroller,"touchend",function(z){var Y=t.activeTouch;if(Y&&!Lr(t,z)&&Y.left!=null&&!Y.moved&&new Date-Y.start<300){var ae=e.coordsChar(t.activeTouch,"page"),de;!Y.prev||N(Y,Y.prev)?de=new vt(ae,ae):!Y.prev.prev||N(Y,Y.prev.prev)?de=e.findWordAt(ae):de=new vt(Ue(ae.line,0),lt(e.doc,Ue(ae.line+1,0))),e.setSelection(de.anchor,de.head),e.focus(),$(z)}i()}),Ae(t.scroller,"touchcancel",i),Ae(t.scroller,"scroll",function(){t.scroller.clientHeight&&(qn(e,t.scroller.scrollTop),an(e,t.scroller.scrollLeft,!0),Re(e,"scroll",e))}),Ae(t.scroller,"mousewheel",function(z){return wo(e,z)}),Ae(t.scroller,"DOMMouseScroll",function(z){return wo(e,z)}),Ae(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(z){Fe(e,z)||ie(z)},over:function(z){Fe(e,z)||(Ll(e,z),ie(z))},start:function(z){return Al(e,z)},drop:Ft(e,_l),leave:function(z){Fe(e,z)||Zo(e)}};var K=t.input.getField();Ae(K,"keyup",function(z){return us.call(e,z)}),Ae(K,"keydown",Ft(e,ls)),Ae(K,"keypress",Ft(e,ds)),Ae(K,"focus",function(z){return fa(e,z)}),Ae(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],ae;if(!r&&!/\S/.test(K.text))ae=0,n="not";else if(n=="smart"&&(ae=i.mode.indent(x,K.text.slice(Y.length),K.text),ae==be||ae>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?ae=H(et(i,t-1).text,null,N):ae=0:n=="add"?ae=z+e.options.indentUnit:n=="subtract"?ae=z-e.options.indentUnit:typeof n=="number"&&(ae=z+n),ae=Math.max(0,ae);var de="",xe=0;if(e.options.indentWithTabs)for(var ve=Math.floor(ae/N);ve;--ve)xe+=N,de+="	";if(xe<ae&&(de+=he(ae-xe)),de!=Y)return Dn(i,de,Ue(t,0),Ue(t,Y.length),"+input"),K.stateAfter=null,!0;for(var Pe=0;Pe<i.sel.ranges.length;Pe++){var ke=i.sel.ranges[Pe];if(ke.head.line==t&&ke.head.ch<Y.length){var Ne=Ue(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 ae=0;ae<vr.text.length;ae++)Y.push(x.splitLines(vr.text[ae]))}}else z.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(Y=oe(z,function(Ge){return[Ge]}));for(var de=e.curOp.updateInput,xe=r.ranges.length-1;xe>=0;xe--){var ve=r.ranges[xe],Pe=ve.from(),ke=ve.to();ve.empty()&&(n&&n>0?Pe=Ue(Pe.line,Pe.ch-n):e.state.overwrite&&!K?ke=Ue(ke.line,Math.min(et(x,ke.line).text.length,ke.ch+J(z).length)):K&&vr&&vr.lineWise&&vr.text.join(`
`)==z.join(`
`)&&(Pe=ke=Ue(Pe.line,0)));var Ne={from:Pe,to:ke,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:Ue(i,0),head:Ue(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),Re(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](zi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,x=0;x<i.length;++x)if(i[x]==r||i[x].name==r)return i.splice(x,1),!0},addOverlay:$t(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");q(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,Qt(this)}),removeOverlay:$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(),ae=Math.max(x,z.line);x=Math.min(this.lastLine(),Y.line-(Y.ch?0:1))+1;for(var de=ae;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,Ue(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 ae=z?z.indexOf("overlay "):-1;return ae<0?z:ae==0?null:z.slice(0,ae-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var 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 ae=0;ae<N._global.length;ae++){var de=N._global[ae];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=$r(x,r==null?x.first+x.size-1:r),rr(this,r+1,i).state},cursorCoords:function(r,i){var x,N=this.doc.sel.primary();return r==null?x=N.head:typeof r=="object"?x=lt(this.doc,r):x=r?N.from():N.to(),pr(this,x,i||"page")},charCoords:function(r,i){return ia(this,lt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=ro(this,r,i||"page"),oa(this,r.left,r.top)},lineAtHeight:function(r,i){return r=ro(this,{top:r,left:0},i||"page").top,Cr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var N=!1,K;if(typeof r=="number"){var z=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>z&&(r=z,N=!0),K=et(this.doc,r)}else K=r;return Oi(this,K,{top:0,left:0},i||"page",x||N).top+(N?this.doc.height-_t(K):0)},defaultTextHeight:function(){return xn(this.display)},defaultCharWidth:function(){return Tn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,N,K){var z=this.display;r=pr(this,lt(this.doc,r));var Y=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),z.sizer.appendChild(i),N=="over")Y=r.top;else if(N=="above"||N=="near"){var de=Math.max(z.wrapper.clientHeight,this.doc.height),xe=Math.max(z.sizer.clientWidth,z.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>de)&&r.top>i.offsetHeight?Y=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=de&&(Y=r.bottom),ae+i.offsetWidth>xe&&(ae=xe-i.offsetWidth)}i.style.top=Y+"px",i.style.left=i.style.right="",K=="right"?(ae=z.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(K=="left"?ae=0:K=="middle"&&(ae=(z.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),x&&Js(this,{left:ae,top:Y,right:ae+i.offsetWidth,bottom:Y+i.offsetHeight})},triggerOnKeyDown:$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()},pe)}),deleteH:$t(function(r,i){var x=this.doc.sel,N=this.doc;x.somethingSelected()?N.replaceSelection("",null,"+delete"):Pn(this,function(K){var z=ka(N,K.head,r,i,!1);return r<0?{from:z,to:K.head}:{from:K.head,to:z}})}),findPosV:function(r,i,x,N){var K=1,z=N;i<0&&(K=-1,i=-i);for(var Y=lt(this.doc,r),ae=0;ae<i;++ae){var de=pr(this,Y,"div");if(z==null?z=de.left:de.left=z,Y=Ts(this,de,K,x),Y.hitSide)break}return Y},moveV:$t(function(r,i){var x=this,N=this.doc,K=[],z=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ae){if(z)return r<0?ae.from():ae.to();var de=pr(x,ae.head,"div");ae.goalColumn!=null&&(de.left=ae.goalColumn),K.push(de.left);var xe=Ts(x,de,r,i);return i=="page"&&ae==N.sel.primary()&&ma(x,ia(x,xe,"div").top-de.top),xe},pe),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),ae=_e(Y,z)?function(de){return _e(de,z)}:/\s/.test(Y)?function(de){return/\s/.test(de)}:function(de){return!/\s/.test(de)&&!_e(de)};N>0&&ae(x.charAt(N-1));)--N;for(;K<x.length&&ae(x.charAt(K));)++K}return new vt(Ue(r.line,N),Ue(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"),Re(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:Ue(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,Re(this,"refresh",this)}),operation:function(r){return nr(this,r)},startOperation:function(){return sn(this)},endOperation:function(){return ln(this)},refresh:$t(function(){var r=this.display.cachedTextHeight;Qt(this),this.curOp.forceUpdate=!0,Jn(this),Zn(this,this.doc.scrollLeft,this.doc.scrollTop),va(this.display),(r==null||Math.abs(r-xn(this.display))>.5||this.options.lineWrapping)&&da(this),Re(this,"refresh",this)}),swapDoc:$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 Ye=t.line+z;return Ye<e.first||Ye>=e.first+e.size?!1:(t=new Ue(Ye,t.ch,t.sticky),K=et(e,Ye))}function ae(Ye){var ze;if(r=="codepoint"){var Ze=K.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(Ze)?ze=null:ze=new Ue(t.line,Math.max(0,Math.min(K.text.length,t.ch+n*(Ze>=55296&&Ze<56320?2:1))),-n)}else i?ze=kl(e.cm,K,t,n):ze=Aa(K,t,n);if(ze==null)if(!Ye&&Y())t=La(i,e.cm,K,t.line,z);else return!1;else t=ze;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!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&&!ae(!Pe));Pe=!1){var ke=K.text.charAt(t.ch)||`
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`?"n":!xe||/\s/.test(ke)?null:"p";if(xe&&!Pe&&!Ne&&(Ne="s"),de&&de!=Ne){n<0&&(n=1,ae(),t.sticky="after");break}if(Ne&&(de=Ne),n>0&&!ae(!Pe))break}var Ge=Hi(e,t,x,N,!0);return je(x,Ge)&&(Ge.hitSide=!0),Ge}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}Ae(i,"paste",function(K){if(!x(K)||Fe(r,K)||vs(K,r))return;I<=11&&setTimeout(Ft(r,function(){return t.updateFromDOM()}),20)}),Ae(i,"compositionstart",function(K){t.composing={data:K.data,done:!1}}),Ae(i,"compositionupdate",function(K){t.composing||(t.composing={data:K.data,done:!1})}),Ae(i,"compositionend",function(K){t.composing&&(K.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Ae(i,"touchstart",function(){return n.forceCompositionEnd()}),Ae(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(K){if(!x(K)||Fe(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 ae=xs(),de=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),de.value=vr.text.join(`
`);var xe=document.activeElement;W(de),setTimeout(function(){r.display.lineSpace.removeChild(ae),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Ae(i,"copy",N),Ae(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 ae=K[K.length-1].measure,de=ae.maps?ae.maps[ae.maps.length-1]:ae.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=g(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){l(this.cm.display.cursorDiv,e.cursors),l(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 y(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=Ue(r.line-1,et(e.doc,r.line-1).length)),i.ch==et(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Ue(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,ae;if(z==t.view.length-1?(Y=t.viewTo-1,ae=t.lineDiv.lastChild):(Y=gt(t.view[z+1].line)-1,ae=t.view[z+1].node.previousSibling),!K)return!1;for(var de=e.doc.splitLines(tu(e,K,ae,N,Y)),xe=wr(e.doc,Ue(N,0),Ue(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,ke=de[0],Ne=xe[0],Ge=Math.min(ke.length,Ne.length);ve<Ge&&ke.charCodeAt(ve)==Ne.charCodeAt(ve);)++ve;for(var Ye=J(de),ze=J(xe),Ze=Math.min(Ye.length-(de.length==1?ve:0),ze.length-(xe.length==1?ve:0));Pe<Ze&&Ye.charCodeAt(Ye.length-Pe-1)==ze.charCodeAt(ze.length-Pe-1);)++Pe;if(de.length==1&&xe.length==1&&N==r.line)for(;ve&&ve>r.ch&&Ye.charCodeAt(Ye.length-Pe-1)==ze.charCodeAt(ze.length-Pe-1);)ve--,Pe++;de[de.length-1]=Ye.slice(0,Ye.length-Pe).replace(/^\u200b+/,""),de[0]=de[0].slice(ve).replace(/\u200b+$/,"");var at=Ue(N,ve),nt=Ue(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=Ke(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 ae(){N&&(x+=K,z&&(x+=K),N=z=!1)}function de(ve){ve&&(ae(),x+=ve)}function xe(ve){if(ve.nodeType==1){var Pe=ve.getAttribute("cm-text");if(Pe){de(Pe);return}var ke=ve.getAttribute("cm-marker"),Ne;if(ke){var Ge=e.findMarks(Ue(r,0),Ue(i+1,0),Y(+ke));Ge.length&&(Ne=Ge[0].find(0))&&de(wr(e.doc,Ne.from,Ne.to).join(K));return}if(ve.getAttribute("contenteditable")=="false")return;var Ye=/^(pre|div|p|li|table|br)$/i.test(ve.nodeName);if(!/^br$/i.test(ve.nodeName)&&ve.textContent.length==0)return;Ye&&ae();for(var ze=0;ze<ve.childNodes.length;ze++)xe(ve.childNodes[ze]);/^(pre|p)$/i.test(ve.nodeName)&&(z=!0),Ye&&(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(Ue(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var x=e.display.view[i];if(x.node==r)return ru(x,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!y(r,t))return kn(Ue(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(Ue(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 ae(Ne,Ge,Ye){for(var ze=-1;ze<(Y?Y.length:0);ze++)for(var Ze=ze<0?z.map:Y[ze],at=0;at<Ze.length;at+=3){var nt=Ze[at+2];if(nt==Ne||nt==Ge){var ht=gt(ze<0?e.line:e.rest[ze]),Tt=Ze[at]+Ye;return(Ye<0||nt!=Ne)&&(Tt=Ze[at+(Ye?1:0)]),Ue(ht,Tt)}}}var de=ae(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=ae(xe,xe.firstChild,0),de)return kn(Ue(de.line,de.ch-ve),i);ve+=xe.textContent.length}for(var Pe=K.previousSibling,ke=n;Pe;Pe=Pe.previousSibling){if(de=ae(Pe,Pe.firstChild,-1),de)return kn(Ue(de.line,de.ch+ke),i);ke+=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"),Ae(i,"input",function(){B&&I>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),Ae(i,"paste",function(N){if(Fe(r,N)||vs(N,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function x(N){if(Fe(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)}Ae(i,"cut",x),Ae(i,"copy",x),Ae(e.scroller,"paste",function(N){if(Lr(e,N)||Fe(r,N))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var K=new Event("paste");K.clipboardData=N.clipboardData,i.dispatchEvent(K)}),Ae(e.lineSpace,"selectstart",function(N){Lr(e,N)||$(N)}),Ae(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"})}}),Ae(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;l(n.cursorDiv,e.cursors),l(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},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,ae=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
      top: `+(e.clientY-ae.top-5)+"px; left: "+(e.clientX-ae.left-5)+`px;
      z-index: 1000; background: `+(B?"rgba(255, 255, 255, .05)":"transparent")+`;
      outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var 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 ke=n.somethingSelected(),Ne="\u200B"+(ke?i.value:"");i.value="\u21DA",i.value=Ne,t.prevInput=ke?"":"\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 ke=0,Ne=function(){r.selForContextMenu==n.doc.sel&&i.selectionStart==0&&i.selectionEnd>0&&t.prevInput=="\u200B"?Ft(n,Wo)(n):ke++<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(){Je(window,"mouseup",Pe),setTimeout(ve,20)};Ae(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&&(Ae(e.form,"submit",r),!t.leaveSubmitMethodAlone)){var x=e.form;i=x.submit;try{var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:G.default,bufferController:D.default,capLevelController:E.default,fpsController:_.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},p()),{},{subtitleStreamController:B.SubtitleStreamController,subtitleTrackController:I.default,timelineController:L.TimelineController,audioStreamController:U.default,audioTrackController:R.default,emeController:M.default,cmcdController:C.default});function 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d=this.hls;d.off(R.Events.FRAG_LOADING,this.onFragLoading,this),d.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.ERROR,this.onError,this)},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 u;this.fragCurrent=s,this.partCurrent=(u=o.part)!=null?u: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,u=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(!u||f.paused||!f.playbackRate||!f.readyState)return;var p=performance.now()-m.loading.start,h=Math.abs(f.playbackRate);if(p<=500*w/h)return;var c=s.levels,l=s.minAutoLevel,a=c[d.level],v=m.total||Math.max(m.loaded,Math.round(w*a.maxBitrate/8)),g=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/p),y=(v-m.loaded)/g,k=f.currentTime,F=(B.BufferHelper.bufferInfo(f,k,S.maxBufferHole).end-k)/h;if(F>=2*w/h||y<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=d.level-1;W>l;W--){var O=c[W].maxBitrate;if(j=w*O/(8*.8*g),j<F)break}if(j>=y)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+`
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d=this.fragCurrent,o=this.partCurrent,s=this.hls,u=s.maxAutoLevel,S=s.config,f=s.minAutoLevel,m=s.media,w=o?o.duration:d?d.duration:0,p=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():S.abrEwmaDefaultEstimate,l=(B.BufferHelper.bufferInfo(m,p,S.maxBufferHole).end-p)/h,a=this.findBestLevel(c,f,u,l,S.abrBandWidthFactor,S.abrBandWidthUpFactor);if(a>=0)return a;L.logger.trace((l?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=w?Math.min(w,S.maxStarvationDelay):S.maxStarvationDelay,g=S.abrBandWidthFactor,y=S.abrBandWidthUpFactor;if(!l){var k=this.bitrateTestDelay;if(k){var F=w?Math.min(w,S.maxLoadingDelay):S.maxLoadingDelay;v=F-k,L.logger.trace("bitrate test took "+Math.round(1e3*k)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=y=1}}return a=this.findBestLevel(c,f,u,l+v,g,y),Math.max(a,0)},T.findBestLevel=function(d,o,s,u,S,f){for(var 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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 p=1;p<arguments.length;p++){var h=arguments[p];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},s.apply(this,arguments)}function u(w,p){w.prototype=Object.create(p.prototype),w.prototype.constructor=w,S(w,p)}function S(w,p){return S=Object.setPrototypeOf||function(c,l){return c.__proto__=l,c},S(w,p)}var f=100,m=function(w){u(p,w);function p(c,l){var a;return a=w.call(this,c,l,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=p.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var l=this.hls;l.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(R.Events.ERROR,this.onError,this),l.on(R.Events.BUFFER_RESET,this.onBufferReset,this),l.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var l=this.hls;l.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(R.Events.ERROR,this.onError,this),l.off(R.Events.BUFFER_RESET,this.onBufferReset,this),l.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(l,a){var v=a.frag,g=a.id,y=a.initPTS;if(g==="main"){var k=v.cc;this.initPTS[v.cc]=y,this.log("InitPTS for cc: "+k+" found from main: "+y),this.videoTrackCC=k,this.state===U.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=U.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,a>0&&l===-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=l,this.tick()},h.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_TRACK:{var l,a=this.levels,v=this.trackId,g=a==null||((l=a[v])===null||l===void 0)?void 0:l.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=U.State.WAITING_INIT_PTS}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var y,k=performance.now(),F=this.retryDate;(!F||k>=F||(y=this.media)!==null&&y!==void 0&&y.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(),be=B.BufferHelper.bufferInfo(this.mediaBuffer,re,this.config.maxBufferHole),fe=Object(T.fragmentWithinToleranceTest)(be.end,this.config.maxFragLookUpTolerance,W);fe<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+be.end+" is needed"),this.clearWaitingFragment())}}else this.state=U.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=U.State.IDLE)},h.onTickEnd=function(){var l=this.media;if(!l||!l.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:l,v=a.buffered;!this.loadedmetadata&&v.length&&(this.loadedmetadata=!0),this.lastCurrentTime=l.currentTime},h.doTickIdle=function(){var l,a,v=this.hls,g=this.levels,y=this.media,k=this.trackId,F=v.config;if(!g||!g[k])return;if(!y&&(this.startFragRequested||!F.startFragPrefetch))return;var j=g[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)){v.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=U.State.ENDED;return}var Z=W.fragments,re=Z[0].start,be=O.end;if(X){var fe=this.getLoadPosition();be=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"),y.currentTime=re+.05))}var Te=this.getNextFragment(be,W);if(!Te){this.bufferFlushed=!0;return}((l=Te.decryptdata)===null||l===void 0?void 0:l.keyFormat)==="identity"&&!((a=Te.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(Te,W):this.loadFragment(Te,W,be)},h.getMaxBufferLength=function(){var l=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,L.PlaylistLevelType.MAIN);return a===null?l:Math.max(l,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(l,a){var v=a.audioTracks;this.resetTransmuxer(),this.levels=v.map(function(g){return new D.Level(g)})},h.onAudioTrackSwitching=function(l,a){var v=!!a.url;this.trackId=a.id;var g=this.fragCurrent;g!=null&&g.loader&&g.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),v?this.setInterval(f):this.resetTransmuxer(),v?(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(l,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(l,a){var v,g=this.levels,y=a.details,k=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+k);return}this.log("Track "+k+" loaded ["+y.startSN+","+y.endSN+"],duration:"+y.totalduration);var F=g[k],j=0;if(y.live||(v=F.details)!==null&&v!==void 0&&v.live){var W=this.mainDetails;if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed||!W)return;!F.details&&y.hasProgramDateTime&&W.hasProgramDateTime?(Object(b.alignMediaPlaylistByPDT)(y,W),j=y.fragments[0].start):j=this.alignPlaylists(y,F.details)}F.details=y,this.levelLastLoaded=k,!this.startFragRequested&&(this.mainDetails||!y.live)&&this.setStartPosition(F.details,j),this.state===U.State.WAITING_TRACK&&!this.waitForCdnTuneIn(y)&&(this.state=U.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(l){var a,v=l.frag,g=l.part,y=l.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 "+v.sn+" of level "+v.level+" will not be buffered");return}var W=j[F];console.assert(W,"Audio track is defined on fragment load progress");var 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[v.cc],Z=(a=v.initSegment)===null||a===void 0?void 0:a.data;if(X!==void 0){var re=!1,be=g?g.index:-1,fe=be!==-1,Te=new C.ChunkMetadata(v.level,v.sn,v.stats.chunkCount,y.byteLength,be,fe);H.push(y,Z,P,"",v,g,O.totalduration,re,Te,X)}else{o.logger.log("Unknown video PTS for cc "+v.cc+", waiting for video PTS before demuxing audio frag "+v.sn+" of ["+O.startSN+" ,"+O.endSN+"],track "+F);var pe=this.waitingData=this.waitingData||{frag:v,part:g,cache:new _.default,complete:!1},ge=pe.cache;ge.push(new Uint8Array(y)),this.waitingVideoCC=this.videoTrackCC,this.state=U.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,l)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(l,a){var v=a.tracks.audio;v&&(this.mediaBuffer=v.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(l,a){var v=a.frag,g=a.part;if(v.type!==L.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(v)){this.warn("Fragment "+v.sn+(g?" p: "+g.index:"")+" of level "+v.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}v.sn!=="initSegment"&&(this.fragPrevious=v,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(v,g)},h.onError=function(l,a){switch(a.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(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 v=!0,g=this.getFwdBufferInfo(this.mediaBuffer,L.PlaylistLevelType.AUDIO);g&&g.len>.5&&(v=!this.reduceMaxBufferLength(g.len)),v&&(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(l,a){var v=a.type;v===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(l){var a,v="audio",g=this.hls,y=l.remuxResult,k=l.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=y.audio,P=y.text,H=y.id3,X=y.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),g.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:v,tracks:X.tracks})),O){var Z=O.startPTS,re=O.endPTS,be=O.startDTS,fe=O.endDTS;W&&(W.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:Z,endPTS:re,startDTS:be,endDTS:fe}),j.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,Z,re,be,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:v},H);g.trigger(R.Events.FRAG_PARSING_METADATA,Te)}if(P){var pe=s({frag:j,id:v},P);g.trigger(R.Events.FRAG_PARSING_USERDATA,pe)}},h._bufferInitSegment=function(l,a,v){if(this.state!==U.State.PARSING)return;l.video&&delete l.video;var g=l.audio;if(!g)return;g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(R.Events.BUFFER_CODECS,l);var y=g.initSegment;if(y!=null&&y.byteLength){var k={type:"audio",frag:a,part:null,chunkMeta:v,parent:a.type,data:y};this.hls.trigger(R.Events.BUFFER_APPENDING,k)}this.tick()},h.loadFragment=function(l,a,v){var g=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||g===I.FragmentState.NOT_LOADED||g===I.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l):a.live&&!Object(G.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=U.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,l,a,v)))},h.completeAudioSwitch=function(){var l=this.hls,a=this.media,v=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:v})},p}(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,u=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 ["+u.startSN+"-"+u.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 u=this.tracks.filter(function(f){return!s||f.groupId===s});this.selectDefaultTrack&&!u.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=u;var S={audioTracks:u};this.log("Updating audio tracks, "+u.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 u=o[d],S=u.id,f=u.groupId,m=f===void 0?"":f,w=u.name,p=u.type,h=u.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:p,url:h}),u.details&&!u.details.live)return;var c=this.switchParams(u.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 u=o[s];if((!this.selectDefaultTrack||u.default)&&(!d||d===u.name))return u.id}return-1},T.loadPlaylist=function(d){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var s=o.id,u=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:u,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"]),u=parseInt(d["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var S=Math.min(C.age-C.partTarget,C.targetduration);u!==void 0&&S>C.partTarget&&(u+=1)}if(Object(G.isFiniteNumber)(s))return new U.HlsUrlParameters(s,Object(G.isFiniteNumber)(u)?u: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 u,S=void 0,f=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var m=this.hls.config.lowLatencyMode,w=d.lastPartSn,p=d.endSN,h=d.lastPartIndex,c=h!==-1,l=w===p,a=m?0:h;c?(S=l?p+1:w,f=l?a:h+1):S=p+1;var v=d.age,g=v+d.ageHeader,y=Math.min(g-d.partTarget,d.targetduration*1.5);if(y>0){if(T&&y>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+y+" with playlist age: "+d.age),y=0;else{var k=Math.floor(y/d.targetduration);if(S+=k,f!==void 0){var F=Math.round(y%d.targetduration/d.partTarget);f+=F}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+y+" skip sn "+k+" to part "+f)}d.tuneInGoal=y}if(u=this.getDeliveryDirectives(d,C.deliveryDirectives,S,f),m||!l){this.loadPlaylist(u);return}}else u=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(u)},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 p}),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 u(c,l){for(var a=0;a<l.length;a++){var v=l[a];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(c,v.key,v)}}function S(c,l,a){return l&&u(c.prototype,l),a&&u(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,l){c.prototype=Object.create(l.prototype),c.prototype.constructor=c,w(c,l)}function w(c,l){return w=Object.setPrototypeOf||function(v,g){return v.__proto__=g,v},w(c,l)}var p={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(l,c);function l(v,g,y){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=p.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=y,k.log=I.logger.log.bind(I.logger,y+":"),k.warn=I.logger.warn.bind(I.logger,y+":"),k.hls=v,k.fragmentLoader=new b.default(v.config),k.fragmentTracker=g,k.config=v.config,k.decrypter=new d.default(v,v.config),v.on(D.Events.KEY_LOADED,k.onKeyLoaded,f(k)),k}var a=l.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(g){},a.stopLoad=function(){this.fragmentLoader.abort();var g=this.fragCurrent;g&&this.fragmentTracker.removeFragment(g),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=p.STOPPED},a._streamEnded=function(g,y){var k=this.fragCurrent,F=this.fragmentTracker;if(!y.live&&k&&k.sn===y.endSN&&!g.nextStart){var j=F.getState(k);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(g,y){var k=this.media=this.mediaBuffer=y.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===p.STOPPED&&this.startLoad(F.startPosition)},a.onMediaDetaching=function(){var g=this.media;g!=null&&g.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),g&&(g.removeEventListener("seeking",this.onvseeking),g.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 g=this.config,y=this.fragCurrent,k=this.media,F=this.mediaBuffer,j=this.state,W=k?k.currentTime:0,O=B.BufferHelper.bufferInfo(F||k,W,g.maxBufferHole);if(this.log("media seeking to "+(Object(G.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===p.ENDED)this.resetLoadingState();else if(y&&!O.len){var P=g.maxFragLookUpTolerance,H=y.start-P,X=y.start+y.duration+P,Z=W>X;(W<H||Z)&&(Z&&y.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),y.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(g,y){if(this.state!==p.KEY_LOADING||y.frag!==this.fragCurrent||!this.levels)return;this.state=p.IDLE;var k=this.levels[y.frag.level].details;k&&this.loadFragment(y.frag,k,y.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=p.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(g,y){this.log("Loading key for "+g.sn+" of ["+y.startSN+"-"+y.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=p.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(D.Events.KEY_LOADING,{frag:g})},a.loadFragment=function(g,y,k){this._loadFragForPlayback(g,y,k)},a._loadFragForPlayback=function(g,y,k){var F=this,j=function(O){if(F.fragContextChanged(g)){F.warn("Fragment "+g.sn+(O.part?" p: "+O.part.index:"")+" of level "+g.level+" was dropped during download."),F.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,F._handleFragmentLoadProgress(O)};this._doFragLoad(g,y,k,j).then(function(W){if(!W)return;F.fragLoadError=0;var O=F.state;if(F.fragContextChanged(g)){(O===p.FRAG_LOADING||O===p.BACKTRACKING||!F.fragCurrent&&O===p.PARSING)&&(F.fragmentTracker.removeFragment(g),F.state=p.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+g.sn+" of level "+g.level),F.hls.trigger(D.Events.FRAG_LOADED,W),F.state===p.BACKTRACKING)){F.fragmentTracker.backtrack(g,W),F.resetFragmentLoading(g);return}F._handleFragmentLoadComplete(W)}).catch(function(W){F.warn(W),F.resetFragmentLoading(g)})},a.flushMainBuffer=function(g,y,k){if(k===void 0&&(k=null),!(g-y))return;var F={startOffset:g,endOffset:y,type:k};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(g){var y=this;this._doFragLoad(g).then(function(k){if(!k||y.fragContextChanged(g)||!y.levels)throw new Error("init load aborted");return k}).then(function(k){var F=y.hls,j=k.payload,W=g.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return y.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(P){var H=self.performance.now();return F.trigger(D.Events.FRAG_DECRYPTED,{frag:g,payload:P,stats:{tstart:O,tdecrypt:H}}),k.payload=P,k})}return k}).then(function(k){var F=y.fragCurrent,j=y.hls,W=y.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[g.level].details;console.assert(O,"Level details are defined when init segment is loaded");var P=g.stats;y.state=p.IDLE,y.fragLoadError=0,g.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:g.type}),y.tick()}).catch(function(k){y.warn(k),y.resetFragmentLoading(g)})},a.fragContextChanged=function(g){var y=this.fragCurrent;return!g||!y||g.level!==y.level||g.sn!==y.sn||g.urlId!==y.urlId},a.fragBufferedComplete=function(g,y){var k=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(y?" part: "+y.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+o.default.toString(B.BufferHelper.getBuffered(k))),this.state=p.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var y=this.transmuxer;if(!y)return;var k=g.frag,F=g.part,j=g.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);y.flush(O)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,y,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(g.start,k||0),this.config.lowLatencyMode&&y){var W=y.partList;if(W&&F){k>g.end&&y.fragmentHint&&(g=y.fragmentHint);var O=this.getNextPart(W,g,k);if(O>-1){var P=W[O];return this.log("Loading part sn: "+g.sn+" p: "+P.index+" cc: "+g.cc+" of playlist ["+y.startSN+"-"+y.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(k.toFixed(3))),this.nextLoadPosition=P.start+P.duration,this.state=p.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:g,part:W[O],targetBufferTime:k}),this.doFragPartsLoad(g,W,O,F).catch(function(H){return j.handleFragLoadError(H)})}else if(!g.url||this.loadedEndOfParts(W,k))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(y?"of ["+y.startSN+"-"+y.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(k.toFixed(3))),Object(G.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=p.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:g,targetBufferTime:k}),this.fragmentLoader.load(g,F).catch(function(H){return j.handleFragLoadError(H)})},a.doFragPartsLoad=function(g,y,k,F){var j=this;return new Promise(function(W,O){var P=[],H=function X(Z){var re=y[Z];j.fragmentLoader.loadPart(g,re,F).then(function(be){P[re.index]=be;var fe=be.part;j.hls.trigger(D.Events.FRAG_LOADED,be);var Te=y[Z+1];if(Te&&Te.fragment===g)X(Z+1);else return W({frag:g,part:fe,partsLoaded:P})}).catch(O)};H(k)})},a.handleFragLoadError=function(g){var y=g.data;return y&&y.details===L.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(y.frag,y.part):this.hls.trigger(D.Events.ERROR,y),null},a._handleTransmuxerFlush=function(g){var y=this.getCurrentContext(g);if(!y||this.state!==p.PARSING){this.fragCurrent||(this.state=p.IDLE);return}var k=y.frag,F=y.part,j=y.level,W=self.performance.now();k.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(k,F,j,g.partial)},a.getCurrentContext=function(g){var y=this.levels,k=g.level,F=g.sn,j=g.part;if(!y||!y[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=y[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(g,y,k,F){if(!g||this.state!==p.PARSING)return;var j=g.data1,W=g.data2,O=j;if(j&&W&&(O=Object(_.appendUint8Array)(j,W)),!O||!O.length)return;var P={type:g.type,frag:y,part:k,chunkMeta:F,parent:y.type,data:O};this.hls.trigger(D.Events.BUFFER_APPENDING,P),g.dropped&&g.independent&&!k&&this.flushBufferGap(y)},a.flushBufferGap=function(g){var y=this.media;if(!y)return;if(!B.BufferHelper.isBuffered(y,y.currentTime)){this.flushMainBuffer(0,g.start);return}var k=y.currentTime,F=B.BufferHelper.bufferInfo(y,k,0),j=g.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),O=Math.max(Math.min(g.start-W,F.end-W),k+W);g.start-O>W&&this.flushMainBuffer(O,g.start)},a.getFwdBufferInfo=function(g,y){var k=this.config,F=this.getLoadPosition();if(!Object(G.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(g,F,k.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,y);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(g,F,Math.max(j.nextStart,k.maxBufferHole))}return j},a.getMaxBufferLength=function(g){var y=this.config,k;return g?k=Math.max(8*y.maxBufferSize/g,y.maxBufferLength):k=y.maxBufferLength,Math.min(k,y.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var y=this.config,k=g||y.maxBufferLength;return y.maxMaxBufferLength>=k?(y.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+y.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,y){var k,F,j=y.fragments,W=j.length;if(!W)return null;var O=this.config,P=j[0].start,H;if(y.live){var X=O.initialLiveManifestSize;if(W<X)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+X+")"),null;!y.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(y,j),this.startPosition=H?this.hls.liveSyncPosition||H.start:g)}else g<=P&&(H=j[0]);if(!H){var Z=O.lowLatencyMode?y.partEnd:y.fragmentEnd;H=this.getFragmentAtPosition(g,Z,y)}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(g,y,k){for(var F=-1,j=!1,W=!0,O=0,P=g.length;O<P;O++){var H=g[O];if(W=W&&!H.independent,F>-1&&k<H.start)break;var X=H.loaded;!X&&(j||H.independent||W)&&H.fragment===y&&(F=O),j=X}return F},a.loadedEndOfParts=function(g,y){var k=g[g.length-1];return k&&y>k.start&&k.loaded},a.getInitialLiveFragment=function(g,y){var k=this.fragPrevious,F=null;if(k){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+k.programDateTime),F=Object(C.findFragmentByPDT)(y,k.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=k.sn+1;if(j>=g.startSN&&j<=g.endSN){var W=y[j-g.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)(y,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?g.fragmentEnd:g.edge,g))}return F},a.getFragmentAtPosition=function(g,y,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(g<y){var re=g>y-H?0:H;Z=Object(C.findFragmentByPTS)(j,W,g,re)}else Z=W[W.length-1];if(Z){var be=Z.sn-k.startSN,fe=j&&Z.level===j.level,Te=W[be+1],pe=this.fragmentTracker.getState(Z);if(pe===R.FragmentState.BACKTRACKED){Z=null;for(var ge=be;W[ge]&&this.fragmentTracker.getState(W[ge])===R.FragmentState.BACKTRACKED;)j?Z=W[ge--]:Z=W[--ge];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(g){var y=this.config,k=this.media;if(!k)return;var F=this.hls.liveSyncPosition,j=k.currentTime,W=g.fragments[0].start,O=g.edge,P=j>=W-y.maxFragLookUpTolerance&&j<=O;if(F!==null&&k.duration>F&&(j<F||!P)){var H=y.liveMaxLatencyDuration!==void 0?y.liveMaxLatencyDuration:y.liveMaxLatencyDurationCount*g.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(g,y){var k=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?k[F]:null,O=g.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var P=g.fragments[0].start,H=!y,X=g.alignedSliding&&Object(G.isFiniteNumber)(P);if(H||!X&&!P){Object(M.alignStream)(j,W,g);var Z=g.fragments[0].start;return this.log("Live playlist sliding: "+Z.toFixed(2)+" start-sn: "+(y?y.startSN:"na")+"->"+g.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+O),Z}return P},a.waitForCdnTuneIn=function(g){var y=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*y)},a.setStartPosition=function(g,y){var k=this.startPosition;if(k<y&&(k=-1),k===-1||this.lastCurrentTime===-1){var F=g.startTimeOffset;Object(G.isFiniteNumber)(F)?(k=y+F,F<0&&(k+=g.totalduration),k=Math.min(Math.max(y,k),y+g.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+k),this.startPosition=k):g.live?k=this.hls.liveSyncPosition||y:this.startPosition=k=0,this.lastCurrentTime=k}this.nextLoadPosition=k},a.getLoadPosition=function(){var g=this.media,y=0;return this.loadedmetadata&&g?y=g.currentTime:this.nextLoadPosition&&(y=this.nextLoadPosition),y},a.handleFragLoadAborted=function(g,y){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(y?" part"+y.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},a.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=p.IDLE)},a.onFragmentOrKeyLoadError=function(g,y){if(y.fatal)return;var k=y.frag;if(!k||k.type!==g)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 "+g+" "+k.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=p.FRAG_LOADING_WAITING_RETRY}else y.levelRetry?(g===s.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=p.IDLE):(I.logger.error(y.details+" reaches max retry, redispatch as fatal ..."),y.fatal=!0,this.hls.stopLoad(),this.state=p.ERROR)},a.afterBufferFlushed=function(g,y,k){if(!g)return;var F=B.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(y,F,k),this.state===p.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=p.IDLE},a.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var y=this.levels?this.levels[g].details:null;if(y!=null&&y.live)return this.startPosition=-1,this.setStartPosition(y,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(g,y,k,F){var j=this,W=k.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(g.elementaryStreams).reduce(function(P,H){var X=g.elementaryStreams[H];if(X){var Z=X.endPTS-X.startPTS;if(Z<=0)return j.warn("Could not parse fragment "+g.sn+" "+H+" duration reliably ("+Z+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),P||!1;var re=F?0:Object(T.updateFragPTSDTS)(W,g,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:g,start:X.startPTS,end:X.endPTS}),!0}return P},!1);O?(this.state=p.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:g,part:y})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(l,[{key:"state",get:function(){return this._state},set:function(g){var y=this._state;y!==g&&(this._state=g,this.log(y+"->"+g))}}]),l}(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,u=o.media,S=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),u&&(o.updateMediaElementDuration(),s.trigger(U.Events.MEDIA_ATTACHED,{media:u})),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 u=2;(s.audio&&!s.video||!s.altAudio)&&(u=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=u,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},b.onMediaAttaching=function(o,s){var u=this.media=s.media;if(u&&_){var S=this.mediaSource=new _;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),u.src=self.URL.createObjectURL(S),this._objectUrl=u.src}},b.onMediaDetaching=function(){var o=this.media,s=this.mediaSource,u=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&&(u&&self.URL.revokeObjectURL(u),o.src===u?(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 u=o.sourceBuffer[s];try{u&&(o.removeBufferListeners(s),o.mediaSource&&o.mediaSource.removeSourceBuffer(u),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 u=this,S=this.getSourceBufferTypes().length;if(Object.keys(s).forEach(function(f){if(S){var m=u.tracks[f];if(m&&typeof m.buffer.changeType=="function"){var w=s[f],p=w.codec,h=w.levelCodec,c=w.container,l=(m.levelCodec||m.codec).replace(M,"$1"),a=(h||p).replace(M,"$1");if(l!==a){var v=c+";codecs="+(h||p);u.appendChangeType(f,v)}}}else u.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 u=this,S=this.operationQueue,f={execute:function(){var w=u.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 u=this,S=this.hls,f=this.operationQueue,m=this.tracks,w=s.data,p=s.type,h=s.frag,c=s.part,l=s.chunkMeta,a=l.buffering[p],v=self.performance.now();a.start=v;var g=h.stats.buffering,y=c?c.stats.buffering:null;g.start===0&&(g.start=v),y&&y.start===0&&(y.start=v);var k=m.audio,F=p==="audio"&&l.id===1&&(k==null?void 0:k.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var O=u.sourceBuffer[p];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)}}u.appendExecutor(w,p)},onStart:function(){},onComplete:function(){var O=self.performance.now();a.executeEnd=a.end=O,g.first===0&&(g.first=O),y&&y.first===0&&(y.first=O);var P=u.sourceBuffer,H={};for(var X in P)H[X]=I.BufferHelper.getBuffered(P[X]);u.appendError=0,u.hls.trigger(U.Events.BUFFER_APPENDED,{type:p,frag:h,part:c,chunkMeta:l,parent:h.type,timeRanges:H})},onError:function(O){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+p+" 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:(u.appendError++,P.details=B.ErrorDetails.BUFFER_APPEND_ERROR,u.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,p)},b.onBufferFlushing=function(o,s){var u=this,S=this.operationQueue,f=function(w){return{execute:u.removeExecutor.bind(u,w,s.startOffset,s.endOffset),onStart:function(){},onComplete:function(){u.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 u=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 p=function(){var c=self.performance.now();S.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var l=f?f.stats:S.stats;u.hls.trigger(U.Events.FRAG_BUFFERED,{frag:S,part:f,stats:l,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(p,m)},b.onFragChanged=function(o,s){this.flushBackBuffer()},b.onBufferEos=function(o,s){var u=this,S=this.getSourceBufferTypes().reduce(function(f,m){var w=u.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=u.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},b.onLevelUpdated=function(o,s){var u=s.details;if(!u.fragments.length)return;this.details=u,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},b.flushBackBuffer=function(){var o=this.hls,s=this.details,u=this.media,S=this.sourceBuffer;if(!u||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=u.currentTime,p=s.levelTargetDuration,h=Math.max(m,p),c=Math.floor(w/p)*p-h;f.forEach(function(l){var a=S[l];if(a){var v=I.BufferHelper.getBuffered(a);v.length>0&&c>v.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:l}))}})},b.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,s=this.hls,u=this.media,S=this.mediaSource,f=o.fragments[0].start+o.totalduration,m=u.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,u=o.fragments,S=u.length;if(S&&o.live&&s!==null&&s!==void 0&&s.setLiveSeekableRange){var f=Math.max(0,u[0].start),m=Math.max(f,f+o.totalduration);s.setLiveSeekableRange(f,m)}},b.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,s=this.operationQueue,u=this.pendingTracks,S=Object.keys(u).length;if(S&&!o||S===2){this.createSourceBuffers(u),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,u=this.mediaSource;if(!u)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,p=m.container+";codecs="+w;R.logger.log("[buffer-controller]: creating sourceBuffer("+p+")");try{var h=s[f]=u.addSourceBuffer(p),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(l){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(U.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:p})}}S&&this.hls.trigger(U.Events.BUFFER_CREATED,{tracks:this.tracks})},b._onSBUpdateStart=function(o){var s=this.operationQueue,u=s.current(o);u.onStart()},b._onSBUpdateEnd=function(o){var s=this.operationQueue,u=s.current(o);u.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 u=this.operationQueue.current(o);u&&u.onError(s)},b.removeExecutor=function(o,s,u){var S=this.media,f=this.mediaSource,m=this.operationQueue,w=this.sourceBuffer,p=w[o];if(!S||!f||!p){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,l=Math.max(0,s),a=Math.min(u,h,c);a>l?(R.logger.log("[buffer-controller]: Removing ["+l+","+a+"] from the "+o+" SourceBuffer"),console.assert(!p.updating,o+" sourceBuffer must not be updating"),p.remove(l,a)):m.shiftAndExecuteNext(o)},b.appendExecutor=function(o,s){var u=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"),u.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 u=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=u.sourceBuffer[m];(!w||!w.updating)&&S.shiftAndExecuteNext(m)})})},b.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},b.addBufferListener=function(o,s,u){var S=this.sourceBuffer[o];if(!S)return;var f=u.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(u){s.removeEventListener(u.event,u.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,u){return u?s.width!==u.width||s.height!==u.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),p={d:f.duration*1e3,ot:w};(w===U.CMCDObjectType.VIDEO||w===U.CMCDObjectType.AUDIO||w==U.CMCDObjectType.MUXED)&&(p.br=m.bitrate/1e3,p.tb=o.getTopBandwidth(w),p.bl=o.getBufferLength(w)),o.apply(S,p)}catch(h){B.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=d;var s=this.config=d.config,u=s.cmcd;u!=null&&(s.pLoader=this.createPlaylistLoader(),s.fLoader=this.createFragmentLoader(),this.sid=u.sessionId||T.uuid(),this.cid=u.contentId,this.useHeaders=u.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 u,S;this.audioBuffer=(u=s.tracks.audio)===null||u===void 0?void 0:u.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 u=s.ot===U.CMCDObjectType.INIT||s.ot===U.CMCDObjectType.VIDEO||s.ot===U.CMCDObjectType.MUXED;if(this.starved&&u&&(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,u=o===U.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,S=L(u),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,u=o===U.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!u||!s)return NaN;var S=R.BufferHelper.bufferInfo(u,s.currentTime,this.config.maxBufferHole);return S.len*1e3},b.createPlaylistLoader=function(){var o=this.config.pLoader,s=this.applyPlaylistData,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,p,h){s(w),this.loader.load(w,p,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,u=o||this.config.loader;return function(){function S(m){this.loader=void 0,this.loader=new u(m)}var f=S.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,p,h){s(w),this.loader.load(w,p,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=[],u=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},p=Object.keys(o||{}).sort(),h=L(p),c;!(c=h()).done;){var l=c.value,a=o[l];if(!u(a))continue;if(l==="v"&&a===1)continue;if(l=="pr"&&a===1)continue;var v=w[l];v&&(a=v(a));var g=typeof a,y=void 0;l==="ot"||l==="sf"||l==="st"?y=l+"="+a:g==="boolean"?y=l:g==="number"?y=l+"="+a:y=l+"="+JSON.stringify(a),s.push(y)}return s.join(",")},T.toHeaders=function(o){for(var s=Object.keys(o),u={},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,p=s;w<p.length;w++){var h=p[w],c=m[h]!=null?m[h]:1;f[c][h]=o[h]}for(var l=0;l<f.length;l++){var a=T.serialize(f[l]);a&&(u["CMCD-"+S[l]]=a)}return u},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,s){if(!s)return o;var u=o.includes("?")?"&":"?";return""+o+u+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 u=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 u._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 u={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:d};this._mediaKeysList.push(u);var S=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return u.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,u=this._mediaKeysList[0];if(!u){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(u.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var S=u.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'),u.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 u=new XMLHttpRequest;u.responseType="arraybuffer",u.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,u,d,o,s);var S=this._licenseXhrSetup;if(S)try{S.call(this.hls,u,d),S=void 0}catch(f){R.logger.error(f)}try{u.readyState||u.open("POST",d,!0),S&&S.call(this.hls,u,d)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return u},T._onLicenseRequestReadyStageChange=function(d,o,s,u){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)}u(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,u)}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 u=this.getLicenseServerUrl(s.mediaKeySystemDomain),S=this._createLicenseXhr(u,d,o);R.logger.log("Sending license request to URL: "+u);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}),u=o.levels.map(function(S){return S.videoCodec}).filter(function(S){return!!S});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,s,u)},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(u){var S=!b.isTimeBuffered(u.startPTS,u.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(u){var S=b.elementaryStreams[u];if(!S)return;var f=T[u],m=d!==null||S.partial===!0;s.range[u]=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,u=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&&u<=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,u=this.fragments;return Object.keys(u).forEach(function(S){var f=u[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(u){var S=o[u];if(T.detectEvictedFragments(u,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,u=o.currentTime,S=o.seeking,f=this.seeking&&!S,m=!this.seeking&&S;if(this.seeking=S,u!==b){if(this.moved=!0,s!==null){if(this.stallReported){var w=self.performance.now()-s;B.logger.warn("playback not stuck anymore @"+u+", 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 p=G.BufferHelper.bufferInfo(o,u,0),h=p.len>0,c=p.nextStart||0;if(!h&&!c)return;if(S){var l=p.len>D,a=!c||c-u>D&&!this.fragmentTracker.getPartialFragment(u);if(l||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var v,g=Math.max(c,p.start||0)-u,y=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,k=y==null||((v=y.details)===null||v===void 0)?void 0:v.live,F=k?y.details.targetduration*2:D;if(g>0&&g<=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(p.len);var O=G.BufferHelper.bufferInfo(o,u,d.maxBufferHole);this._tryFixBufferStall(O,W)},C._tryFixBufferStall=function(b,d){var o=this.config,s=this.fragmentTracker,u=this.media,S=u.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,u=s.currentTime,S=0,f=G.BufferHelper.getBuffered(s),m=0;m<f.length;m++){var w=f.start(m);if(u+d.maxBufferHole>=S&&u<w){var p=Math.max(w+E,s.currentTime+L);return B.logger.warn("skipping hole, adjusting currentTime from "+u+" to "+p),this.moved=!0,this.stalled=null,s.currentTime=p,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 "+u+" to "+p,frag:b}),p}S=f.end(m)}return 0},C._tryNudgeBuffer=function(){var b=this.config,d=this.hls,o=this.media,s=o.currentTime,u=(this.nudgeRetry||0)+1;if(this.nudgeRetry=u,u<b.nudgeMaxRetry){var S=s+u*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,u=d<T.length-1?T[d+1].pts:C.end,S=u-s;S<=0&&(u=s+B);for(var f=0;f<o.length;f++){var m=o[f];if(!R.isTimeStampFrame(m)){var w=new b(s,u,"");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 u=T-s,S=Math.min(this.maxLatency,s+C.targetduration),f=u<S;if(C.live&&f&&u>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*u-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,u=d.lowLatencyMode,S=this.hls.userConfig,f=u&&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 u=arguments[s];for(var S in u)Object.prototype.hasOwnProperty.call(u,S)&&(o[S]=u[S])}return o},E.apply(this,arguments)}function _(o,s){for(var u=0;u<s.length;u++){var S=s[u];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(o,S.key,S)}}function M(o,s,u){return s&&_(o.prototype,s),u&&_(o,u),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 u=s.prototype;return u._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)},u._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)},u.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},u.startLoad=function(){var f=this._levels;f.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},u.onManifestLoaded=function(f,m){var w=[],p=[],h=[],c,l={},a,v=!1,g=!1,y=!1;if(m.levels.forEach(function(W){var O=W.attrs;v=v||!!(W.width&&W.height),g=g||!!W.videoCodec,y=y||!!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=l[P],a?a.url.push(W.url):(a=new G.Level(W),l[P]=a,w.push(a)),O&&(O.AUDIO&&Object(I.addGroupId)(a,"audio",O.AUDIO),O.SUBTITLES&&Object(I.addGroupId)(a,"text",O.SUBTITLES))}),(v||g)&&y&&(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&&(p=m.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(I.assignTrackIdsByGroup)(p)),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=y&&!g,j={levels:w,audioTracks:p,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:y,video:g,altAudio:!F&&p.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"})},u.onError=function(f,m){if(o.prototype.onError.call(this,f,m),m.fatal)return;var w=m.context,p=this._levels[this.currentLevelIndex];if(w&&(w.type===L.PlaylistContextType.AUDIO_TRACK&&p.audioGroupIds&&w.groupId===p.audioGroupIds[p.urlId]||w.type===L.PlaylistContextType.SUBTITLE_TRACK&&p.textGroupIds&&w.groupId===p.textGroupIds[p.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,l;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&&(l=m.frag.level)):l=m.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(c=!1),l=w.level),h=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:l=m.level,h=!0;break}l!==void 0&&this.recoverLevel(m,l,h,c)},u.recoverLevel=function(f,m,w,p){var h=f.details,c=this._levels[m];if(c.loadError++,w){var l=this.retryLoadingOrFail(f);if(l)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(p){var a=c.url.length;if(a>1&&c.loadError<a)f.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var v=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==v&&this._levels[v].loadError===0&&(this.warn(h+": switch to "+v),f.levelRetry=!0,this.hls.nextAutoLevel=v)}}},u.redundantFailover=function(f){var m=this._levels[f],w=m.url.length;if(w>1){var p=(m.urlId+1)%w;this.warn("Switching to redundant URL-id "+p),this._levels.forEach(function(h){h.urlId=p}),this.level=f}},u.onFragLoaded=function(f,m){var w=m.frag;if(w!==void 0&&w.type===L.PlaylistLevelType.MAIN){var p=this._levels[w.level];p!==void 0&&(p.fragmentError=0,p.loadError=0)}},u.onLevelLoaded=function(f,m){var w,p=m.level,h=m.details,c=this._levels[p];if(!c){var l;this.warn("Invalid level index "+p),(l=m.deliveryDirectives)!==null&&l!==void 0&&l.skip&&(h.deltaUpdateFailed=!0);return}p===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(p,m,c.details)):(w=m.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(f,m){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var p=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<w.audioGroupIds.length;c++)if(w.audioGroupIds[c]===h){p=c;break}p!==w.urlId&&(w.urlId=p,this.startLoad())}},u.loadPlaylist=function(f){var m=this.currentLevelIndex,w=this._levels[m];if(this.canLoad&&w&&w.url.length>0){var p=w.urlId,h=w.url[p];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 "+p+" "+h),this.clearTimer(),this.hls.trigger(U.Events.LEVEL_LOADING,{url:h,level:m,id:p,deliveryDirectives:f||null})}},u.removeLevel=function(f,m){var w=function(c,l){return l!==m},p=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 l=h.details;return l!=null&&l.fragments&&l.fragments.forEach(function(a){a.level=c}),h});this._levels=p,this.hls.trigger(U.Events.LEVELS_UPDATED,{levels:p})},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 p=f<0;if(this.hls.trigger(U.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:p,reason:"invalid level idx"}),p)return;f=Math.min(f,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=w[h],l=w[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=E({},l,{level:f,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete a._urlId,this.hls.trigger(U.Events.LEVEL_SWITCHING,a);var v=l.details;if(!v||v.live){var g=this.switchParams(l.uri,c==null?void 0:c.details);this.loadPlaylist(g)}}},{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,u,S){switch(u){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 u={};s.forEach(function(S){var f=S.groupId||"";S.id=u[f]=u[f]||0,u[f]++})}function I(s,u,S){var f=s[u],m=s[S];D(f,m)}function D(s,u){var S=u.startPTS;if(Object(G.isFiniteNumber)(S)){var f=0,m;u.sn>s.sn?(f=S-s.start,m=s):(f=s.start-S,m=u),m.duration!==f&&(m.duration=f)}else if(u.sn>s.sn){var w=s.cc===u.cc;w&&s.minEndPTS?u.start=s.start+(s.minEndPTS-s.start):u.start=s.start+s.duration}else u.start=Math.max(s.start-u.duration,0)}function L(s,u,S,f,m,w){var p=f-S;p<=0&&(U.logger.warn("Fragment should have a positive duration",u),f=S+u.duration,w=m+u.duration);var h=S,c=f,l=u.startPTS,a=u.endPTS;if(Object(G.isFiniteNumber)(l)){var v=Math.abs(l-S);Object(G.isFiniteNumber)(u.deltaPTS)?u.deltaPTS=Math.max(v,u.deltaPTS):u.deltaPTS=v,h=Math.max(S,l),S=Math.min(S,l),m=Math.min(m,u.startDTS),c=Math.min(f,a),f=Math.max(f,a),w=Math.max(w,u.endDTS)}u.duration=f-S;var g=S-u.start;u.appendedPTS=f,u.start=u.startPTS=S,u.maxStartPTS=h,u.startDTS=m,u.endPTS=f,u.minEndPTS=c,u.endDTS=w;var y=u.sn;if(!s||y<s.startSN||y>s.endSN)return 0;var k,F=y-s.startSN,j=s.fragments;for(j[F]=u,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,g}function E(s,u){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 p=0,h;if(M(s,u,function(k,F){k.relurl&&(p=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),u.PTSKnown=u.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=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.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(u.skippedSegments&&(u.deltaUpdateFailed=u.fragments.some(function(k){return!k}),u.deltaUpdateFailed)){U.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var l=u.skippedSegments;l--;)u.fragments.shift();u.startSN=u.fragments[0].sn,u.startCC=u.fragments[0].cc}var a=u.fragments;if(p){U.logger.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<a.length;v++)a[v].cc+=p}u.skippedSegments&&(u.startCC=u.fragments[0].cc),_(s.partList,u.partList,function(k,F){F.elementaryStreams=k.elementaryStreams,F.stats=k.stats}),h?L(u,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(s,u),a.length&&(u.totalduration=u.edge-a[0].start),u.driftStartTime=s.driftStartTime,u.driftStart=s.driftStart;var g=u.advancedDateTime;if(u.advanced&&g){var y=u.edge;u.driftStart||(u.driftStartTime=g,u.driftStart=y),u.driftEndTime=g,u.driftEnd=y}else u.driftEndTime=s.driftEndTime,u.driftEnd=s.driftEnd,u.advancedDateTime=s.advancedDateTime}function _(s,u,S){if(s&&u)for(var f=0,m=0,w=s.length;m<=w;m++){var p=s[m],h=u[m+f];p&&h&&p.index===h.index&&p.fragment.sn===h.fragment.sn?S(p,h):f--}}function M(s,u,S){for(var f=u.skippedSegments,m=Math.max(s.startSN,u.startSN)-u.startSN,w=(s.fragmentHint?1:0)+(f?u.endSN:Math.min(s.endSN,u.endSN))-u.startSN,p=u.startSN-s.startSN,h=u.fragmentHint?u.fragments.concat(u.fragmentHint):u.fragments,c=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,l=m;l<=w;l++){var a=c[p+l],v=h[l];f&&!v&&l<f&&(v=u.fragments[l]=a),a&&v&&S(a,v)}}function C(s,u){var S=u.startSN+u.skippedSegments-s.startSN,f=s.fragments;if(S<0||S>=f.length)return;T(u,f[S].start)}function T(s,u){if(u){for(var S=s.fragments,f=s.skippedSegments;f<S.length;f++)S[f].start+=u;s.fragmentHint&&(s.fragmentHint.start+=u)}}function b(s,u){var S=1e3*s.levelTargetDuration,f=S/2,m=s.age,w=m>0&&m<S*3,p=u.loading.end-u.loading.start,h,c=s.availabilityDelay;if(s.updated===!1)if(w){var l=333*s.misses;h=Math.max(Math.min(f,p*2),l),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-p;return Math.round(h)}function d(s,u,S){if(!s||!s.details)return null;var f=s.details,m=f.fragments[u-f.startSN];return m||(m=f.fragmentHint,m&&m.sn===u?m:u<f.startSN&&S&&S.sn===u?S:null)}function o(s,u,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===u)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 p=0;p<w.length;p++){var h=w[p];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,w,p){return w&&d(m.prototype,w),p&&d(m,p),m}function s(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,u(m,w)}function u(m,w){return u=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},u(m,w)}var S=100,f=function(m){s(w,m);function w(h,c){var l;return l=m.call(this,h,c,"[stream-controller]")||this,l.audioCodecSwap=!1,l.gapController=null,l.level=-1,l._forceStartLoad=!1,l.altAudio=!1,l.audioOnly=!1,l.fragPlaying=null,l.onvplaying=null,l.onvseeked=null,l.fragLastKbps=0,l.stalled=!1,l.couldBacktrack=!1,l.audioCodecSwitch=!1,l.videoBuffer=null,l._registerListeners(),l}var p=w.prototype;return p._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)},p._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)},p.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},p.startLoad=function(c){if(this.levels){var l=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(S),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var v=a.startLevel;v===-1&&(a.config.testBandwidth?(v=0,this.bitrateTest=!0):v=a.nextAutoLevel),this.level=a.nextLoadLevel=v,this.loadedmetadata=!1}l>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+l.toFixed(3)),c=l),this.state=U.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=U.State.STOPPED},p.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},p.doTick=function(){switch(this.state){case U.State.IDLE:this.doTickIdle();break;case U.State.WAITING_LEVEL:{var c,l=this.levels,a=this.level,v=l==null||((c=l[a])===null||c===void 0)?void 0:c.details;if(v&&(!v.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(v))break;this.state=U.State.IDLE;break}break}case U.State.FRAG_LOADING_WAITING_RETRY:{var g,y=self.performance.now(),k=this.retryDate;(!k||y>=k||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=U.State.IDLE)}break;default:break}this.onTickEnd()},p.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},p.doTickIdle=function(){var c,l,a=this.hls,v=this.levelLastLoaded,g=this.levels,y=this.media,k=a.config,F=a.nextLoadLevel;if(v===null||!y&&(this.startFragRequested||!k.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[F])return;var j=g[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:y,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 be=re.sn-W.startSN;be>1&&(re=W.fragments[be-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(y,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"&&!((l=re.decryptdata)!==null&&l!==void 0&&l.key)?this.loadKey(re,W):this.loadFragment(re,W,Z)},p.loadFragment=function(c,l,a){var v,g=this.fragmentTracker.getState(c);if(this.fragCurrent=c,g===D.FragmentState.BACKTRACKED){var y=this.fragmentTracker.getBacktrackData(c);if(y){this._handleFragmentLoadProgress(y),this._handleFragmentLoadComplete(y);return}else g=D.FragmentState.NOT_LOADED}g===D.FragmentState.NOT_LOADED||g===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,l,a)):g===D.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((v=this.media)===null||v===void 0?void 0:v.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},p.getAppendedFrag=function(c){var l=this.fragmentTracker.getAppendedFrag(c,L.PlaylistLevelType.MAIN);return l&&"fragment"in l?l.fragment:l},p.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,L.PlaylistLevelType.MAIN)},p.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},p.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},p.nextLevelSwitch=function(){var c=this.levels,l=this.media;if(l!=null&&l.readyState){var a,v=this.getAppendedFrag(l.currentTime);if(v&&v.start>1&&this.flushMainBuffer(0,v.start-1),!l.paused&&c){var g=this.hls.nextLoadLevel,y=c[g],k=this.fragLastKbps;k&&this.fragCurrent?a=this.fragCurrent.duration*y.maxBitrate/(1e3*k)+1:a=0}else a=0;var F=this.getBufferedFrag(l.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,O=j.duration,P=Math.max(F.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(P,Number.POSITIVE_INFINITY)}}}},p.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()},p.flushMainBuffer=function(c,l){m.prototype.flushMainBuffer.call(this,c,l,this.altAudio?"video":null)},p.onMediaAttached=function(c,l){m.prototype.onMediaAttached.call(this,c,l);var a=l.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},p.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)},p.onMediaPlaying=function(){this.tick()},p.onMediaSeeked=function(){var c=this.media,l=c?c.currentTime:null;Object(G.isFiniteNumber)(l)&&this.log("Media seeked to "+l.toFixed(3)),this.tick()},p.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},p.onManifestParsed=function(c,l){var a=!1,v=!1,g;l.levels.forEach(function(y){g=y.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(a=!0),g.indexOf("mp4a.40.5")!==-1&&(v=!0))}),this.audioCodecSwitch=a&&v&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=l.levels,this.startFragRequested=!1},p.onLevelLoading=function(c,l){var a=this.levels;if(!a||this.state!==U.State.IDLE)return;var v=a[l.level];(!v.details||v.details.live&&this.levelLastLoaded!==l.level||this.waitForCdnTuneIn(v.details))&&(this.state=U.State.WAITING_LEVEL)},p.onLevelLoaded=function(c,l){var a,v=this.levels,g=l.level,y=l.details,k=y.totalduration;if(!v){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+y.startSN+","+y.endSN+"], cc ["+y.startCC+", "+y.endCC+"] duration:"+k);var F=this.fragCurrent;F&&(this.state===U.State.FRAG_LOADING||this.state===U.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==l.level&&F.loader&&(this.state=U.State.IDLE,F.loader.abort()));var j=v[g],W=0;if(y.live||(a=j.details)!==null&&a!==void 0&&a.live){if(y.fragments[0]||(y.deltaUpdateFailed=!0),y.deltaUpdateFailed)return;W=this.alignPlaylists(y,j.details)}if(j.details=y,this.levelLastLoaded=g,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:y,level:g}),this.state===U.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(y))return;this.state=U.State.IDLE}this.startFragRequested?y.live&&this.synchronizeToLiveEdge(y):this.setStartPosition(y,W),this.tick()},p._handleFragmentLoadProgress=function(c){var l,a=c.frag,v=c.part,g=c.payload,y=this.levels;if(!y){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var k=y[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=(l=a.initSegment)===null||l===void 0?void 0:l.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=v?v.index:-1,Z=X!==-1,re=new M.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,X,Z),be=this.initPTS[a.cc];H.push(g,O,P,j,a,v,F.totalduration,W,re,be)},p.onAudioTrackSwitching=function(c,l){var a=this.altAudio,v=!!l.url,g=l.id;if(!v){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var y=this.fragCurrent;y!=null&&y.loader&&(this.log("Switching to main audio track, cancel main fragment load"),y.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var 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:g})}},p.onAudioTrackSwitched=function(c,l){var a=l.id,v=!!this.hls.audioTracks[a].url;if(v){var g=this.videoBuffer;g&&this.mediaBuffer!==g&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=g)}this.altAudio=v,this.tick()},p.onBufferCreated=function(c,l){var a=l.tracks,v,g,y=!1;for(var k in a){var F=a[k];if(F.id==="main"){if(g=k,v=F,k==="video"){var j=a[k];j&&(this.videoBuffer=j.buffer)}}else y=!0}y&&v?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=v.buffer):this.mediaBuffer=this.media},p.onFragBuffered=function(c,l){var a=l.frag,v=l.part;if(a&&a.type!==L.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(v?" p: "+v.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===U.State.PARSED&&(this.state=U.State.IDLE);return}var g=v?v.stats:a.stats;this.fragLastKbps=Math.round(8*g.total/(g.buffering.end-g.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,v)},p.onError=function(c,l){switch(l.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(L.PlaylistLevelType.MAIN,l);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==U.State.ERROR&&(l.fatal?(this.warn(""+l.details),this.state=U.State.ERROR):!l.levelRetry&&this.state===U.State.WAITING_LEVEL&&(this.state=U.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="main"&&(this.state===U.State.PARSING||this.state===U.State.PARSED)){var a=!0,v=this.getFwdBufferInfo(this.media,L.PlaylistLevelType.MAIN);v&&v.len>.5&&(a=!this.reduceMaxBufferLength(v.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},p.checkBuffer=function(){var c=this.media,l=this.gapController;if(!c||!l||!c.readyState)return;var a=I.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):l.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},p.onFragLoadEmergencyAborted=function(){this.state=U.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},p.onBufferFlushed=function(c,l){var a=l.type;if(a!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var v=(a===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(v,a,L.PlaylistLevelType.MAIN)}},p.onLevelsUpdated=function(c,l){this.levels=l.levels},p.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},p.seekToStartPos=function(){var c=this.media,l=c.currentTime,a=this.startPosition;if(a>=0&&l<a){if(c.seeking){b.logger.log("could not seek to "+a+", already seeking at "+l);return}var v=I.BufferHelper.getBuffered(c),g=v.length?v.start(0):0,y=g-a;y>0&&(y<this.config.maxBufferHole||y<this.config.maxFragLookUpTolerance)&&(b.logger.log("adjusting start position by "+y+" to match buffer start"),a+=y,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+l),c.currentTime=a}},p._getAudioCodec=function(c){var l=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&l&&(this.log("Swapping audio codec"),l.indexOf("mp4a.40.5")!==-1?l="mp4a.40.2":l="mp4a.40.5"),l},p._loadBitrateTestFrag=function(c){var l=this;this._doFragLoad(c).then(function(a){var v=l.hls;if(!a||v.nextLoadLevel||l.fragContextChanged(c))return;l.fragLoadError=0,l.state=U.State.IDLE,l.startFragRequested=!1,l.bitrateTest=!1;var g=c.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),v.trigger(B.Events.FRAG_LOADED,a)})},p._handleTransmuxComplete=function(c){var l,a="main",v=this.hls,g=c.remuxResult,y=c.chunkMeta,k=this.getCurrentContext(y);if(!k){this.warn("The loading context changed while buffering fragment "+y.sn+" of level "+y.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(y.level);return}var F=k.frag,j=k.part,W=k.level,O=g.video,P=g.text,H=g.id3,X=g.initSegment,Z=this.altAudio?void 0:g.audio;if(this.fragContextChanged(F))return;if(this.state=U.State.PARSING,X){X.tracks&&(this._bufferInitSegment(W,X.tracks,F,y),v.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:X.tracks}));var re=X.initPTS,be=X.timescale;Object(G.isFiniteNumber)(re)&&(this.initPTS[F.cc]=re,v.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:re,timescale:be}))}if(O&&g.independent!==!1){if(W.details){var fe=O.startPTS,Te=O.endPTS,pe=O.startDTS,ge=O.endDTS;if(j)j.elementaryStreams[O.type]={startPTS:fe,endPTS:Te,startDTS:pe,endDTS:ge};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,ge,!0)}F.setElementaryStreamInfo(O.type,fe,Te,pe,ge),this.bufferFragmentData(O,F,j,y)}}else if(g.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,y)}if(H!=null&&(l=H.samples)!==null&&l!==void 0&&l.length){var ye={frag:F,id:a,samples:H.samples};v.trigger(B.Events.FRAG_PARSING_METADATA,ye)}if(P){var Se={frag:F,id:a,samples:P.samples};v.trigger(B.Events.FRAG_PARSING_USERDATA,Se)}},p._bufferInitSegment=function(c,l,a,v){var g=this;if(this.state!==U.State.PARSING)return;this.audioOnly=!!l.audio&&!l.video,this.altAudio&&!this.audioOnly&&delete l.audio;var y=l.audio,k=l.video,F=l.audiovideo;if(y){var j=c.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),y.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&y.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),c.audioCodec&&c.audioCodec!==j&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+j+'"'),y.levelCodec=j,y.id="main",this.log("Init audio buffer, container:"+y.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(c.audioCodec||"")+"/"+y.codec+"]")}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,l),Object.keys(l).forEach(function(O){var P=l[O],H=P.initSegment;H!=null&&H.byteLength&&g.hls.trigger(B.Events.BUFFER_APPENDING,{type:O,data:H,frag:a,part:null,chunkMeta:v,parent:a.type})}),this.tick()},p.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var l=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,l?this.resetFragmentLoading(c):this.state=U.State.BACKTRACKING},p.checkFragmentChanged=function(){var c=this.media,l=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(I.BufferHelper.isBuffered(c,a)?l=this.getAppendedFrag(a):I.BufferHelper.isBuffered(c,a+.1)&&(l=this.getAppendedFrag(a+.1)),l){var v=this.fragPlaying,g=l.level;(!v||l.sn!==v.sn||v.level!==g||l.urlId!==v.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:l}),(!v||v.level!==g)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=l)}}},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 l=this.getAppendedFrag(c.currentTime);if(l)return l.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var l=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(l)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),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(u,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(u,m.key,m)}}function T(u,S,f){return S&&C(u.prototype,S),f&&C(u,f),u}function b(u,S){u.prototype=Object.create(S.prototype),u.prototype.constructor=u,d(u,S)}function d(u,S){return d=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},d(u,S)}var o=500,s=function(u){b(S,u);function S(m,w){var p;return p=u.call(this,m,w,"[subtitle-stream-controller]")||this,p.levels=[],p.currentTrackId=-1,p.tracksBuffered=[],p.mainDetails=null,p._registerListeners(),p}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,p){this.mainDetails=p.details},f.onSubtitleFragProcessed=function(w,p){var h=p.frag,c=p.success;if(this.fragPrevious=h,this.state=E.State.IDLE,!c)return;var l=this.tracksBuffered[this.currentTrackId];if(!l)return;for(var a,v=h.start,g=0;g<l.length;g++)if(v>=l[g].start&&v<=l[g].end){a=l[g];break}var y=h.start+h.duration;a?a.end=y:(a={start:v,end:y},l.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(w,p){var h=p.startOffset,c=p.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var v=a[l].details,g=v.targetduration,y=c-g;if(y<=0)return;p.endOffsetSubtitles=Math.max(0,y),this.tracksBuffered.forEach(function(k){for(var F=0;F<k.length;){if(k[F].end<=y){k.shift();continue}else if(k[F].start<y)k[F].start=y;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(h,y,_.PlaylistLevelType.SUBTITLE)}},f.onError=function(w,p){var h,c=p.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,p){var h=this,c=p.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(l){return new M.Level(l)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(l){h.tracksBuffered[l.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(w,p){if(this.currentTrackId=p.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,p){var h,c=p.details,l=p.id,a=this.currentTrackId,v=this.levels;if(!v.length)return;var g=v[a];if(l>=v.length||l!==a||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=g.details)!==null&&h!==void 0&&h.live){var y=this.mainDetails;if(c.deltaUpdateFailed||!y)return;var k=y.fragments[0];if(!g.details)c.hasProgramDateTime&&y.hasProgramDateTime?Object(I.alignMediaPlaylistByPDT)(c,y):k&&Object(D.addSliding)(c,k.start);else{var F=this.alignPlaylists(c,g.details);F===0&&k&&Object(D.addSliding)(c,k.start)}}if(g.details=c,this.levelLastLoaded=l,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"),g.details=void 0)}},f._handleFragmentLoadComplete=function(w){var p=w.frag,h=w.payload,c=p.decryptdata,l=this.hls;if(this.fragContextChanged(p))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(v){var g=performance.now();l.trigger(G.Events.FRAG_DECRYPTED,{frag:p,payload:v,stats:{tstart:a,tdecrypt:g}})})}},f.doTick=function(){if(!this.media){this.state=E.State.IDLE;return}if(this.state===E.State.IDLE){var w,p=this.currentTrackId,h=this.levels;if(!h.length||!h[p]||!h[p].details)return;var c=h[p].details,l=c.targetduration,a=this.config,v=this.media,g=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,v.currentTime-l,a.maxBufferHole),y=g.end,k=g.len,F=this.getMaxBufferLength()+l;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(y<O){var X=a.maxFragLookUpTolerance;H&&c.hasProgramDateTime&&(P=Object(B.findFragmentByPDT)(j,H.endProgramDateTime,X)),P||(P=Object(B.findFragmentByPTS)(H,j,y,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,y)}},f.loadFragment=function(w,p,h){this.fragCurrent=w,u.prototype.loadFragment.call(this,w,p,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 u=s.id,S=s.details,f=this.trackId,m=this.tracksInGroup[f];if(!m){this.warn("Invalid subtitle track id "+u);return}var w=m.details;m.details=s.details,this.log("subtitle track "+u+" loaded ["+S.startSN+"-"+S.endSN+"]"),u===this.trackId&&(this.retryCount=0,this.playlistLoaded(u,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 u=s.textGroupIds[s.urlId];if(this.groupId!==u){var S=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(p){return!u||p.groupId===u});this.tracksInGroup=f;var m=this.findTrackId(S==null?void 0:S.name)||this.findTrackId();this.groupId=u;var w={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+u+'" 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,u=0;u<s.length;u++){var S=s[u];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 u=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 "+u),this.hls.trigger(G.Events.SUBTITLE_TRACK_LOADING,{url:f,id:u,groupId:S,deliveryDirectives:o||null})}},b.toggleTrackModes=function(o){var s=this,u=this.media,S=this.subtitleDisplay,f=this.trackId;if(!u)return;var m=M(u.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 p=w[f];p&&(p.mode="disabled")}var h=w[o];h&&(h.mode=S?"showing":"hidden")},b.setSubtitleTrack=function(o,s){var u,S=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(u=S[o])!==null&&u!==void 0&&u.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,p=w===void 0?"":w,h=f.name,c=f.type,l=f.url;this.hls.trigger(G.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:p,name:h,type:c,url:l});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),u=0;u<s.length;u++)if(s[u].mode==="hidden")o=u;else if(s[u].mode==="showing"){o=u;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 u=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,u,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 u=this.hls;u.off(U.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),u.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),u.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(U.Events.MANIFEST_LOADED,this.onManifestLoaded,this),u.off(U.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),u.off(U.Events.FRAG_LOADING,this.onFragLoading,this),u.off(U.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(U.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),u.off(U.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),u.off(U.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),u.off(U.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),u.off(U.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(u,S,f,m,w){for(var p=!1,h=w.length;h--;){var c=w[h],l=T(c[0],c[1],S,f);if(l>=0&&(c[0]=Math.min(c[0],S),c[1]=Math.max(c[1],f),p=!0,l/(f-S)>.5))return}if(p||w.push([S,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[u];this.Cues.newCue(a,S,f,m)}else{var v=this.Cues.newCue(null,S,f,m);this.hls.trigger(U.Events.CUES_PARSED,{type:"captions",cues:v,track:u})}},o.onInitPtsFound=function(u,S){var f=this,m=S.frag,w=S.id,p=S.initPTS,h=S.timescale,c=this.unparsedVttFrags;w==="main"&&(this.initPTS[m.cc]=p,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(l){f.onFragLoaded(U.Events.FRAG_LOADED,l)}))},o.getExistingTrack=function(u){var S=this.media;if(S)for(var f=0;f<S.textTracks.length;f++){var m=S.textTracks[f];if(m[u])return m}return null},o.createCaptionsTrack=function(u){this.config.renderTextTracksNatively?this.createNativeTrack(u):this.createNonNativeTrack(u)},o.createNativeTrack=function(u){if(this.captionsTracks[u])return;var S=this.captionsProperties,f=this.captionsTracks,m=this.media,w=S[u],p=w.label,h=w.languageCode,c=this.getExistingTrack(u);if(c)f[u]=c,Object(D.clearCurrentCues)(f[u]),Object(D.sendAddTrackEvent)(f[u],m);else{var l=this.createTextTrack("captions",p,h);l&&(l[u]=!0,f[u]=l)}},o.createNonNativeTrack=function(u){if(this.nonNativeCaptionsTracks[u])return;var S=this.captionsProperties[u];if(!S)return;var f=S.label,m={_id:u,label:f,kind:"captions",default:S.media?!!S.media.default:!1,closedCaptions:S.media};this.nonNativeCaptionsTracks[u]=m,this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(u,S,f){var m=this.media;return m?m.addTextTrack(u,S,f):void 0},o.onMediaAttaching=function(u,S){this.media=S.media,this._cleanTracks()},o.onMediaDetaching=function(){var u=this.captionsTracks;Object.keys(u).forEach(function(S){Object(D.clearCurrentCues)(u[S]),delete u[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 u=this.media;if(!u)return;var S=u.textTracks;if(S)for(var f=0;f<S.length;f++)Object(D.clearCurrentCues)(S[f])},o.onSubtitleTracksUpdated=function(u,S){var f=this;this.textTracks=[];var m=S.subtitleTracks||[],w=m.some(function(l){return l.textCodec===L.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var p=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(l,a){var v;if(a<h.length){for(var g=null,y=0;y<h.length;y++)if(C(h[y],l)){g=h[y];break}g&&(v=g)}v?Object(D.clearCurrentCues)(v):(v=f.createTextTrack("subtitles",l.name,l.lang),v&&(v.mode="disabled")),v&&(v.groupId=l.groupId,f.textTracks.push(v))})}else if(!p&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(l){return{label:l.name,kind:l.type.toLowerCase(),default:l.default,subtitleTrack:l}});this.hls.trigger(U.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(u,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 p="textTrack"+w[1],h=f.captionsProperties[p];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(u,S){var f=this.cea608Parser1,m=this.cea608Parser2,w=this.lastSn,p=this.lastPartIndex;if(!this.enabled||!(f&&m))return;if(S.frag.type===E.PlaylistLevelType.MAIN){var h,c,l=S.frag.sn,a=(h=S==null||((c=S.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;l===w+1||l===w&&a===p+1||(f.reset(),m.reset()),this.lastSn=l,this.lastPartIndex=a}},o.onFragLoaded=function(u,S){var f=S.frag,m=S.payload,w=this.initPTS,p=this.unparsedVttFrags;if(f.type===E.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(G.isFiniteNumber)(w[f.cc])){p.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],l=this.vttCCs;l[f.cc]||(l[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,l)}}else this.hls.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(u,S){var f=this,m=this.hls;Object(L.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(w){f._appendCues(w,u.level),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(w){_.logger.log("Failed to parse IMSC1: "+w),m.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:w})})},o._parseVTTs=function(u,S,f){var m=this,w=this.hls;Object(I.parseWebVTT)(S,this.initPTS[u.cc],this.timescale[u.cc],f,u.cc,u.start,function(p){m._appendCues(p,u.level),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:u})},function(p){m._fallbackToIMSC1(u,S),_.logger.log("Failed to parse VTT cue: "+p),w.trigger(U.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:u,error:p})})},o._fallbackToIMSC1=function(u,S){var f=this,m=this.tracks[u.level];m.textCodec||Object(L.parseIMSC1)(S,this.initPTS[u.cc],this.timescale[u.cc],function(){m.textCodec=L.IMSC1_CODEC,f._parseIMSC1(u,S)},function(){m.textCodec="wvtt"})},o._appendCues=function(u,S){var f=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[S];if(m.mode==="disabled")return;u.forEach(function(h){return Object(D.addCueToTrack)(m,h)})}else{var w=this.tracks[S],p=w.default?"default":"subtitles"+S;f.trigger(U.Events.CUES_PARSED,{type:"subtitles",cues:u,track:p})}},o.onFragDecrypted=function(u,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(u,S){var f=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(f&&m))return;for(var w=0;w<S.samples.length;w++){var p=S.samples[w].bytes;if(p){var h=this.extractCea608Data(p);f.addData(S.samples[w].pts,h[0]),m.addData(S.samples[w].pts,h[1])}}},o.onBufferFlushing=function(u,S){var f=S.startOffset,m=S.endOffset,w=S.endOffsetSubtitles,p=S.type,h=this.media;if(!h||h.currentTime<m)return;if(!p||p==="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 l=this.textTracks;Object.keys(l).forEach(function(a){return Object(D.removeCuesInRange)(l[a],f,w)})}},o.extractCea608Data=function(u){for(var S=u[0]&31,f=2,m=[[],[]],w=0;w<S;w++){var p=u[f++],h=127&u[f++],c=127&u[f++],l=(4&p)!==0,a=3&p;if(h===0&&c===0)continue;l&&((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,u){return Math.min(o,u)-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],u=d[2],S=d[3],f=new Uint32Array(256),m=0,w=0,p=0;for(p=0;p<256;p++)p<128?f[p]=p<<1:f[p]=p<<1^283;for(p=0;p<256;p++){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],l=f[c],a=f[l],v=f[h]*257^h*16843008;M[m]=v<<24|v>>>8,C[m]=v<<16|v>>>16,T[m]=v<<8|v>>>24,b[m]=v,v=a*16843009^l*65537^c*257^m*16843008,o[h]=v<<24|v>>>8,s[h]=v<<16|v>>>16,u[h]=v<<8|v>>>24,S[h]=v,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),u=this.sBox,S=this.rcon,f=this.invSubMix,m=f[0],w=f[1],p=f[2],h=f[3],c,l;for(b=0;b<T;b++){if(b<C){c=o[b]=E[b];continue}l=c,b%C===0?(l=l<<8|l>>>24,l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255],l^=S[b/C|0]<<24):C>6&&b%C===4&&(l=u[l>>>24]<<24|u[l>>>16&255]<<16|u[l>>>8&255]<<8|u[l&255]),o[b]=c=(o[b-C]^l)>>>0}for(d=0;d<T;d++)b=T-d,d&3?l=o[b]:l=o[b-4],d<4||b<=4?s[d]=l:s[d]=m[u[l>>>24]]^w[u[l>>>16&255]]^p[u[l>>>8&255]]^h[u[l&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],u=b[3],S=this.uint8ArrayToUint32Array_(_),f=S[0],m=S[1],w=S[2],p=S[3],h=new Int32Array(L),c=new Int32Array(h.length),l,a,v,g,y,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]),y=W^C[0],k=H^C[1],F=P^C[2],j=O^C[3],X=4,Z=1;Z<M;Z++)l=d[y>>>24]^o[k>>16&255]^s[F>>8&255]^u[j&255]^C[X],a=d[k>>>24]^o[F>>16&255]^s[j>>8&255]^u[y&255]^C[X+1],v=d[F>>>24]^o[j>>16&255]^s[y>>8&255]^u[k&255]^C[X+2],g=d[j>>>24]^o[y>>16&255]^s[k>>8&255]^u[F&255]^C[X+3],y=l,k=a,F=v,j=g,X=X+4;l=T[y>>>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[y&255]^C[X+1],v=T[F>>>24]<<24^T[j>>16&255]<<16^T[y>>8&255]<<8^T[k&255]^C[X+2],g=T[j>>>24]<<24^T[y>>16&255]<<16^T[k>>8&255]<<8^T[F&255]^C[X+3],c[E]=re(l^f),c[E+1]=re(g^m),c[E+2]=re(v^w),c[E+3]=re(a^p),f=W,m=O,w=P,p=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 u=self.crypto;u&&(this.subtle=u.subtle||u.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,u=this.remainderData;this.logOnce("JS AES decrypt"),u&&(T=Object(I.appendUint8Array)(u,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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T.config=[],T.channelCount=u.channelCount,T.samplerate=u.sampleRate,T.samples.push(m),{sample:m,length:u.frameLength,missing:0}}}function L(T,b){var d=T[b+1]>>3&3,o=T[b+1]>>1&3,s=T[b+2]>>4&15,u=T[b+2]>>2&3;if(d!==1&&s!==0&&s!==15&&u!==3){var S=T[b+2]>>1&1,f=T[b+3]>>6,m=d===3?3-o:o===3?3:4,w=U[m*14+s-1]*1e3,p=d===3?0:d===2?1:2,h=R[p*3+u],c=f===3?1:2,l=B[d][o],a=I[o],v=l*8*a,g=Math.floor(l*w/h+S)*a;if(G===null){var y=navigator.userAgent||"",k=y.match(/Chrome\/(\d+)/i);G=k?parseInt(k[1]):0}var F=!!G&&G<=87;return F&&o===2&&w>=224e3&&f===0&&(T[b+3]=T[b+3]|128),{sampleRate:h,channelCount:c,frameLength:g,samplesPerFrame:v}}}function E(T,b){return T[b]===255&&(T[b+1]&224)===224&&(T[b+1]&6)!==0}function _(T,b){return b+1<T.length&&E(T,b)}function M(T,b){var d=4;return E(T,b)&&d<=T.length-b}function C(T,b){if(b+1<T.length&&E(T,b)){var d=4,o=L(T,b),s=d;o!=null&&o.frameLength&&(s=o.frameLength);var u=b+s;return u===T.length||_(T,u)}return!1}},"./src/demux/sample-aes.ts":function(ne,V,A){"use 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_},I.getAvcDecryptedUnit=function(L,E){for(var _=new Uint8Array(E),M=0,C=32;C<=L.length-16;C+=160,M+=16)L.set(_.subarray(M,M+16),C);return L},I.decryptAvcSample=function(L,E,_,M,C,T){var b=Object(U.discardEPB)(C.data),d=this.getAvcEncryptedData(b),o=this;this.decryptBuffer(d.buffer,function(s){C.data=o.getAvcDecryptedUnit(b,s),T||o.decryptAvcSamples(L,E,_+1,M)})},I.decryptAvcSamples=function(L,E,_,M){if(L instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;E++,_=0){if(E>=L.length){M();return}for(var C=L[E].units;!(_>=C.length);_++){var T=C[_];if(T.data.length<=48||T.type!==1&&T.type!==5)continue;var b=this.decrypter.isSync();if(this.decryptAvcSample(L,E,_,M,T,b),!b)return}}},B}();V.default=R},"./src/demux/transmuxer-interface.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return C});var G=A("./node_modules/webworkify-webpack/index.js"),U=A.n(G),R=A("./src/events.ts"),B=A("./src/demux/transmuxer.ts"),I=A("./src/utils/logger.ts"),D=A("./src/errors.ts"),L=A("./src/utils/mediasource-helper.ts"),E=A("./node_modules/eventemitter3/index.js"),_=A.n(E),M=Object(L.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function T(d,o,s,u){var S=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=d,this.id=o,this.onTransmuxComplete=s,this.onFlush=u;var f=d.config,m=function(l,a){a=a||{},a.frag=S.frag,a.id=S.id,d.trigger(l,a)};this.observer=new E.EventEmitter,this.observer.on(R.Events.FRAG_DECRYPTED,m),this.observer.on(R.Events.ERROR,m);var w={mp4:M.isTypeSupported("video/mp4"),mpeg:M.isTypeSupported("audio/mpeg"),mp3:M.isTypeSupported('audio/mp4; codecs="mp3"')},p=navigator.vendor;if(f.enableWorker&&typeof Worker!="undefined"){I.logger.log("demuxing in webworker");var h;try{h=this.worker=G("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(c){d.trigger(R.Events.ERROR,{type:D.ErrorTypes.OTHER_ERROR,details:D.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+"  ("+c.filename+":"+c.lineno+")")})},h.postMessage({cmd:"init",typeSupported:w,vendor:p,id:o,config:JSON.stringify(f)})}catch(c){I.logger.warn("Error in worker:",c),I.logger.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new B.default(this.observer,w,f,p,o),this.worker=null}}else this.transmuxer=new B.default(this.observer,w,f,p,o)}var b=T.prototype;return b.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var s=this.transmuxer;s&&(s.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.observer=null},b.push=function(o,s,u,S,f,m,w,p,h,c){var l=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,v=this.worker,g=m?m.start:f.start,y=f.decryptdata,k=this.frag,F=!(k&&f.cc===k.cc),j=!(k&&h.level===k.level),W=k?h.sn-k.sn:-1,O=this.part?h.part-this.part.index:1,P=!j&&(W===1||W===0&&O===1),H=self.performance.now();(j||W||f.stats.parsing.start===0)&&(f.stats.parsing.start=H),m&&(O||!P)&&(m.stats.parsing.start=H);var X=new B.TransmuxState(F,P,p,j,g);if(!P||F){I.logger.log("[transmuxer-interface, "+f.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
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s=o.data,u=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,u.trigger(s.event,s.data);break}}},b.configureTransmuxer=function(o){var s=this.worker,u=this.transmuxer;s?s.postMessage({cmd:"configure",config:o}):u&&u.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 u=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(G.isPromise)(u)?u.then(function(m){L(C,m)}):L(C,u);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 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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(p){var h=p.demux;o=Math.max(o,h.minProbeByteLength)});var s=function(){function p(c,l,a,v,g){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=l,this.config=a,this.vendor=v,this.id=g}var h=p.prototype;return h.configure=function(l){this.transmuxConfig=l,this.decrypter&&this.decrypter.reset()},h.push=function(l,a,v,g){var y=this,k=v.transmuxing;k.executeStart=b();var F=new Uint8Array(l),j=this.cache,W=this.config,O=this.currentTransmuxState,P=this.transmuxConfig;g&&(this.currentTransmuxState=g);var H=u(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(v);F=new Uint8Array(Z)}else return this.decryptionPromise=X.webCryptoDecrypt(F,H.key.buffer,H.iv.buffer).then(function(we){var _e=y.push(we,null,v);return y.decryptionPromise=null,_e}),this.decryptionPromise}var re=g||O,be=re.contiguous,fe=re.discontinuity,Te=re.trackSwitch,pe=re.accurateTimeOffset,ge=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),be||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 Se=this.transmux(F,H,ge,pe,v),me=this.currentTransmuxState;return me.contiguous=!0,me.discontinuity=!1,me.trackSwitch=!1,k.executeEnd=b(),Se},h.flush=function(l){var a=this,v=l.transmuxing;v.executeStart=b();var g=this.decrypter,y=this.cache,k=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(l)});var j=[],W=k.timeOffset;if(g){var O=g.flush();O&&j.push(this.push(O,null,l))}var P=y.dataLength;y.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"}),v.executeEnd=b(),[S(l)];var Z=H.flush(W);return f(Z)?Z.then(function(re){return a.flushRemux(j,re,l),j}):(this.flushRemux(j,Z,l),j)},h.flushRemux=function(l,a,v){var g=a.audioTrack,y=a.avcTrack,k=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,O=j.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+v.sn+(v.part>-1?" p: "+v.part:"")+" of level "+v.level);var P=this.remuxer.remux(g,y,k,F,O,W,!0,this.id);l.push({remuxResult:P,chunkMeta:v}),v.transmuxing.executeEnd=b()},h.resetInitialTimestamp=function(l){var a=this.demuxer,v=this.remuxer;if(!a||!v)return;a.resetTimeStamp(l),v.resetTimeStamp(l)},h.resetContiguity=function(){var l=this.demuxer,a=this.remuxer;if(!l||!a)return;l.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(l,a,v,g){var y=this.demuxer,k=this.remuxer;if(!y||!k)return;y.resetInitSegment(a,v,g),k.resetInitSegment(l,a,v)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(l,a,v,g,y){var k;return a&&a.method==="SAMPLE-AES"?k=this.transmuxSampleAes(l,a,v,g,y):k=this.transmuxUnencrypted(l,v,g,y),k},h.transmuxUnencrypted=function(l,a,v,g){var y=this.demuxer.demux(l,a,!1,!this.config.progressive),k=y.audioTrack,F=y.avcTrack,j=y.id3Track,W=y.textTrack,O=this.remuxer.remux(k,F,j,W,a,v,!1,this.id);return{remuxResult:O,chunkMeta:g}},h.transmuxSampleAes=function(l,a,v,g,y){var k=this;return this.demuxer.demuxSampleAes(l,a,v).then(function(F){var j=k.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,v,g,!1,k.id);return{remuxResult:j,chunkMeta:y}})},h.configureTransmuxer=function(l,a){for(var v=this.config,g=this.observer,y=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(l)){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,be=this.remuxer,fe=H.remux,Te=H.demux;(!be||!(be instanceof fe))&&(this.remuxer=new fe(g,v,y,k)),(!re||!(re instanceof Te))&&(this.demuxer=new Te(g,v,y),this.probe=Te.probe),this.resetInitSegment(O,F,P,W),this.resetInitialTimestamp(j)},h.needsProbing=function(l,a,v){return!this.demuxer||!this.remuxer||a||v},h.getDecrypter=function(){var l=this.decrypter;return l||(l=this.decrypter=new R.default(this.observer,this.config)),l},p}();function u(p,h){var c=null;return p.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(p){return"then"in p&&p.then instanceof Function}var m=function(h,c,l,a,v){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=l,this.duration=a,this.defaultInitPts=v},w=function(h,c,l,a,v){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=l,this.trackSwitch=a,this.timeOffset=v}},"./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,p,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=p,this.typeSupported=h}f.probe=function(p){var h=f.syncOffset(p);return h<0?!1:(h&&E.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(p){for(var h=Math.min(1e3,p.length-3*188),c=0;c<h;){if(p[c]===71&&p[c+188]===71&&p[c+2*188]===71)return c;c++}return-1},f.createTrack=function(p,h){return{container:p==="video"||p==="audio"?"video/mp2t":void 0,type:p,id:M[p],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:p==="audio"?h:void 0}};var m=f.prototype;return m.resetInitSegment=function(p,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=p,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var p=this._audioTrack,h=this._avcTrack,c=this._id3Track;p&&(p.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(p,h,c,l){c===void 0&&(c=!1),l===void 0&&(l=!1),c||(this.sampleAes=null);var a,v=this._avcTrack,g=this._audioTrack,y=this._id3Track,k=v.pid,F=v.pesData,j=g.pid,W=y.pid,O=g.pesData,P=y.pesData,H=!1,X=this.pmtParsed,Z=this._pmtId,re=p.length;if(this.remainderData&&(p=Object(L.appendUint8Array)(this.remainderData,p),re=p.length,this.remainderData=null),re<188&&!l)return this.remainderData=p,{audioTrack:g,avcTrack:v,id3Track:y,textTrack:this._txtTrack};var be=Math.max(0,f.syncOffset(p));re-=(re+be)%188,re<p.byteLength&&!l&&(this.remainderData=new Uint8Array(p.buffer,re,p.buffer.byteLength-re));for(var fe=be;fe<re;fe+=188)if(p[fe]===71){var Te=!!(p[fe+1]&64),pe=((p[fe+1]&31)<<8)+p[fe+2],ge=(p[fe+3]&48)>>4,ce=void 0;if(ge>1){if(ce=fe+5+p[fe+4],ce===fe+188)continue}else ce=fe+4;switch(pe){case k:Te&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(p.subarray(ce,fe+188)),F.size+=fe+188-ce);break;case j:Te&&(O&&(a=o(O))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),O={data:[],size:0}),O&&(O.data.push(p.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(p.subarray(ce,fe+188)),P.size+=fe+188-ce);break;case 0:Te&&(ce+=p[ce]+1),Z=this._pmtId=b(p,ce);break;case Z:{Te&&(ce+=p[ce]+1);var he=d(p,ce,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);k=he.avc,k>0&&(v.pid=k),j=he.audio,j>0&&(g.pid=j,g.isAAC=he.isAAC),W=he.id3,W>0&&(y.pid=W),H&&!X&&(E.logger.log("reparse from beginning"),H=!1,fe=be-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"});v.pesData=F,g.pesData=O,y.pesData=P;var J={audioTrack:g,avcTrack:v,id3Track:y,textTrack:this._txtTrack};return l&&this.extractRemainingSamples(J),J},m.flush=function(){var p=this.remainderData;this.remainderData=null;var h;return p?h=this.demux(p,-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(p){var h=p.audioTrack,c=p.avcTrack,l=p.id3Track,a=c.pesData,v=h.pesData,g=l.pesData,y;a&&(y=o(a))?(this.parseAVCPES(y,!0),c.pesData=null):c.pesData=a,v&&(y=o(v))?(h.isAAC?this.parseAACPES(y):this.parseMPEGPES(y),h.pesData=null):(v!=null&&v.size&&E.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=v),g&&(y=o(g))?(this.parseID3PES(y),l.pesData=null):l.pesData=g},m.demuxSampleAes=function(p,h,c){var l=this.demux(p,c,!0,!this.config.progressive),a=this.sampleAes=new I.default(this.observer,this.config,h);return this.decrypt(l,a)},m.decrypt=function(p,h){return new Promise(function(c){var l=p.audioTrack,a=p.avcTrack;l.samples&&l.isAAC?h.decryptAacSamples(l.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(p)}):c(p)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(p)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(p,h){var c=this,l=this._avcTrack,a=this.parseAVCNALu(p.data),v=!1,g=this.avcSample,y,k=!1;p.data=null,g&&a.length&&!l.audFound&&(s(g,l),g=this.avcSample=T(!1,p.pts,p.dts,"")),a.forEach(function(F){switch(F.type){case 1:{y=!0,g||(g=c.avcSample=T(!0,p.pts,p.dts,"")),v&&(g.debug+="NDR "),g.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)&&(g.key=!0)}break}case 5:y=!0,g||(g=c.avcSample=T(!0,p.pts,p.dts,"")),v&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{y=!0,v&&g&&(g.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 be=O.readUShort();if(be===49){var fe=O.readUInt();if(fe===1195456820){var Te=O.readUByte();if(Te===3){for(var pe=O.readUByte(),ge=O.readUByte(),ce=31&pe,he=[pe,ge],J=0;J<ce;J++)he.push(O.readUByte()),he.push(O.readUByte()),he.push(O.readUByte());u(c._txtTrack.samples,{type:3,pts:p.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,Se=new Uint8Array(ye),me=0;me<ye;me++)Se[me]=O.readUByte();u(c._txtTrack.samples,{pts:p.pts,payloadType:P,uuid:oe.join(""),userData:Object(B.utf8ArrayToStr)(Se),userDataBytes:Se})}}else if(H<O.bytesAvailable)for(var we=0;we<H;we++)O.readUByte()}break}case 7:if(y=!0,k=!0,v&&g&&(g.debug+="SPS "),!l.sps){var _e=new R.default(F.data),Oe=_e.readSPS();l.width=Oe.width,l.height=Oe.height,l.pixelRatio=Oe.pixelRatio,l.sps=[F.data],l.duration=c._duration;for(var Me=F.data.subarray(1,4),De="avc1.",Le=0;Le<3;Le++){var We=Me[Le].toString(16);We.length<2&&(We="0"+We),De+=We}l.codec=De}break;case 8:y=!0,v&&g&&(g.debug+="PPS "),l.pps||(l.pps=[F.data]);break;case 9:y=!1,l.audFound=!0,g&&s(g,l),g=c.avcSample=T(!1,p.pts,p.dts,v?"AUD ":"");break;case 12:y=!1;break;default:y=!1,g&&(g.debug+="unknown NAL "+F.type+" ");break}if(g&&y){var Ve=g.units;Ve.push(F)}}),h&&g&&(s(g,l),this.avcSample=null)},m.getLastNalUnit=function(){var p,h=this.avcSample,c;if(!h||h.units.length===0){var l=this._avcTrack.samples;h=l[l.length-1]}if((p=h)!==null&&p!==void 0&&p.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(p){var h=p.byteLength,c=this._avcTrack,l=c.naluState||0,a=l,v=[],g=0,y,k,F,j=-1,W=0;for(l===-1&&(j=0,W=p[0]&31,l=0,g=1);g<h;){if(y=p[g++],!l){l=y?0:1;continue}if(l===1){l=y?0:2;continue}if(!y)l=3;else if(y===1){if(j>=0){var O={data:p.subarray(j,g-l-1),type:W};v.push(O)}else{var P=this.getLastNalUnit();if(P&&(a&&g<=4-a&&(P.state&&(P.data=P.data.subarray(0,P.data.byteLength-a))),k=g-l-1,k>0)){var H=new Uint8Array(P.data.byteLength+k);H.set(P.data,0),H.set(p.subarray(0,k),P.data.byteLength),P.data=H,P.state=0}}g<h?(F=p[g]&31,j=g,W=F,l=0):l=-1}else l=0}if(j>=0&&l>=0){var X={data:p.subarray(j,h),type:W,state:l};v.push(X)}if(v.length===0){var Z=this.getLastNalUnit();if(Z){var re=new Uint8Array(Z.data.byteLength+p.byteLength);re.set(Z.data,0),re.set(p,Z.data.byteLength),Z.data=re}}return c.naluState=l,v},m.parseAACPES=function(p){var h=0,c=this._audioTrack,l=this.aacOverFlow,a=p.data;if(l){this.aacOverFlow=null;var v=l.sample.unit.byteLength,g=Math.min(l.missing,v),y=v-g;l.sample.unit.set(a.subarray(0,g),y),c.samples.push(l.sample),h=l.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(p.pts!==void 0)O=p.pts;else if(l){var P=G.getFrameDuration(c.samplerate);O=l.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(p){var h=p.data,c=h.length,l=0,a=0,v=p.pts;if(v===void 0){E.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(U.isHeader(h,a)){var g=U.appendFrame(this._audioTrack,h,a,v,l);if(g)a+=g.length,l++;else break}else a++},m.parseID3PES=function(p){if(p.pts===void 0){E.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(p)},f}();C.minProbeByteLength=188;function T(f,m,w,p){return{key:f,frame:!1,pts:m,dts:w,units:[],debug:p,length:0}}function b(f,m){return(f[m+10]&31)<<8|f[m+11]}function d(f,m,w,p){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[m+1]&15)<<8|f[m+2],l=m+3+c-4,a=(f[m+10]&15)<<8|f[m+11];for(m+=12+a;m<l;){var v=(f[m+1]&31)<<8|f[m+2];switch(f[m]){case 207:if(!p){E.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=v);break;case 21:h.id3===-1&&(h.id3=v);break;case 219:if(!p){E.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=v);break;case 3:case 4:w?h.audio===-1&&(h.audio=v,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,p,h,c,l,a=f.data;if(!f||f.size===0)return null;for(;a[0].length<19&&a.length>1;){var v=new Uint8Array(a[0].length+a[1].length);v.set(a[0]),v.set(a[1],a[0].length),a[0]=v,a.splice(1,1)}w=a[0];var g=(w[0]<<16)+(w[1]<<8)+w[2];if(g===1){if(p=(w[4]<<8)+w[5],p&&p>f.size-6)return null;var y=w[7];y&192&&(c=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,y&64?(l=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,c-l>60*9e4&&(E.logger.warn(Math.round((c-l)/9e4)+"s delta between PTS and DTS, align them"),c=l)):l=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 p&&(p-=h+3),{data:F,pts:c,dts:l,len:p}}return null}function s(f,m){if(f.units.length&&f.frame){if(f.pts===void 0){var w=m.samples,p=w.length;if(p){var h=w[p-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 u(f,m){var w=f.length;if(w>0){if(m.pts>=f[w-1].pts)f.push(m);else for(var p=w-1;p>=0;p--)if(m.pts<f[p].pts){f.splice(p,0,m);break}}else f.push(m)}function S(f){for(var m=f.byteLength,w=[],p=1;p<m-2;)f[p]===0&&f[p+1]===0&&f[p+2]===3?(w.push(p+2),p+=2):p++;if(w.length===0)return f;var h=m-w.length,c=new Uint8Array(h),l=0;for(p=0;p<h;l++,p++)l===w[0]&&(l++,w.shift()),c[p]=f[l];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 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c=this.media,l=this.url,a=this.url=G.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&l&&l!==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 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w=this.config,p=w.fLoader,h=w.loader;return new Promise(function(c,l){m.loader&&m.loader.destroy();var a=m.loader=u.loader=p?new p(w):new h(w),v=T(u,S),g={timeout:w.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:w.fragLoadingMaxRetryTimeout,highWaterMark:M};S.stats=a.stats,a.load(v,g,{onSuccess:function(k,F,j,W){m.resetLoader(u,a),m.updateStatsFromPart(u,S);var O={frag:u,part:S,payload:k.data,networkDetails:W};f(O),c(O)},onError:function(k,F,j){m.resetLoader(u,a),l(new b({type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:u,part:S,response:k,networkDetails:j}))},onAbort:function(k,F,j){u.stats.aborted=S.stats.aborted,m.resetLoader(u,a),l(new b({type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:u,part:S,networkDetails:j}))},onTimeout:function(k,F,j){m.resetLoader(u,a),l(new b({type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:u,part:S,networkDetails:j}))}})})},o.updateStatsFromPart=function(u,S){var f=u.stats,m=S.stats,w=m.total;if(f.loaded+=m.loaded,w){var p=Math.round(u.duration/S.duration),h=Math.min(Math.round(f.loaded/w),p),c=p-h,l=c*Math.round(f.loaded/h);f.total=f.loaded+l}else f.total=Math.max(f.loaded,f.total);var a=f.loading,v=m.loading;a.start?a.first+=v.first-v.start:(a.start=v.start,a.first=v.first),a.end=v.end},o.resetLoader=function(u,S){u.loader=null,this.loader===S&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),S.destroy()},d}();function T(d,o){o===void 0&&(o=null);var s=o||d,u={frag:d,part:o,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},S=s.byteRangeStartOffset,f=s.byteRangeEndOffset;return Object(G.isFiniteNumber)(S)&&Object(G.isFiniteNumber)(f)&&(u.rangeStart=S,u.rangeEnd=f),u}var b=function(d){R(o,d);function o(s){for(var u,S=arguments.length,f=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 u=s.prototype;return u.createInitializationVector=function(f){for(var m=new Uint8Array(16),w=12;w<16;w++)m[w]=f>>8*(15-w)&255;return m},u.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},u.setElementaryStreamInfo=function(f,m,w,p,h,c){c===void 0&&(c=!1);var l=this.elementaryStreams,a=l[f];if(!a){l[f]={startPTS:m,endPTS:w,startDTS:p,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,p),a.endDTS=Math.max(a.endDTS,h)},u.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 null;var f=Object(G.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+f*1e3}},{key:"encrypted",get:function(){var f;return!!((f=this.decryptdata)!==null&&f!==void 0&&f.keyFormat&&this.decryptdata.uri)}}]),s}(T),d=function(o){L(s,o);function s(u,S,f,m,w){var p;p=o.call(this,f)||this,p.fragOffset=0,p.duration=0,p.gap=!1,p.independent=!1,p.relurl=void 0,p.fragment=void 0,p.index=void 0,p.stats=new D.LoadStats,p.duration=u.decimalFloatingPoint("DURATION"),p.gap=u.bool("GAP"),p.independent=u.bool("INDEPENDENT"),p.relurl=u.enumeratedString("URI"),p.fragment=S,p.index=m;var h=u.enumeratedString("BYTERANGE");return h&&p.setByteRange(h,w),w&&(p.fragOffset=w.fragOffset+w.duration),p}return M(s,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),s}(T)},"./src/loader/key-loader.ts":function(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 u={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(u,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 this.loaders[M.type],this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:M,response:E})},D.loadtimeout=function(E,_){var M=_.frag,C=M.loader;C&&C.abort(),delete this.loaders[M.type],this.hls.trigger(G.Events.ERROR,{type:U.ErrorTypes.NETWORK_ERROR,details:U.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:M})},I}()},"./src/loader/level-details.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"LevelDetails",function(){return I});var G=A("./src/polyfills/number.ts");function U(D,L){for(var E=0;E<L.length;E++){var _=L[E];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(D,_.key,_)}}function R(D,L,E){return L&&U(D.prototype,L),E&&U(D,E),D}var B=10,I=function(){function D(E){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=E}var L=D.prototype;return L.reloaded=function(_){if(!_){this.advanced=!0,this.updated=!0;return}var M=this.lastPartSn-_.lastPartSn,C=this.lastPartIndex-_.lastPartIndex;this.updated=this.endSN!==_.endSN||!!C||!!M,this.advanced=this.endSN>_.endSN||M>0||M===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(_.misses*.6):this.misses=_.misses+1,this.availabilityDelay=_.availabilityDelay},R(D,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(G.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||B}},{key:"drift",get:function(){var _=this.driftEndTime-this.driftStartTime;if(_>0){var M=this.driftEnd-this.driftStart;return M*1e3/_}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var _;return(_=this.partList)!==null&&_!==void 0&&_.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var _;return(_=this.fragments)!==null&&_!==void 0&&_.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var _;return(_=this.partList)!==null&&_!==void 0&&_.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var _;return(_=this.partList)!==null&&_!==void 0&&_.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),D}()},"./src/loader/level-key.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"LevelKey",function(){return I});var G=A("./node_modules/url-toolkit/src/url-toolkit.js"),U=A.n(G);function R(D,L){for(var E=0;E<L.length;E++){var _=L[E];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(D,_.key,_)}}function B(D,L,E){return L&&R(D.prototype,L),E&&R(D,E),D}var I=function(){D.fromURL=function(E,_){return new D(E,_)},D.fromURI=function(E){return new D(E)};function D(L,E){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,E?this._uri=Object(G.buildAbsoluteURL)(L,E,{alwaysNormalize:!0}):this._uri=L}return B(D,[{key:"uri",get:function(){return this._uri}}]),D}()},"./src/loader/load-stats.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"LoadStats",function(){return G});var G=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"default",function(){return s});var 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 p,h;return d.test((p=(h=U.parseURL(w))===null||h===void 0?void 0:h.path)!=null?p:"")}var s=function(){function w(){}return w.findGroup=function(h,c){for(var l=0;l<h.length;l++){var a=h[l];if(a.id===c)return a}},w.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var l=c.shift()+".";return l+=parseInt(c.shift()).toString(16),l+=("000"+parseInt(c.shift()).toString(16)).substr(-4),l}return h},w.resolve=function(h,c){return U.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,c){var l=[],a={},v=!1;M.lastIndex=0;for(var g;(g=M.exec(h))!=null;)if(g[1]){var y=new L.AttrList(g[1]),k={attrs:y,bitrate:y.decimalInteger("AVERAGE-BANDWIDTH")||y.decimalInteger("BANDWIDTH"),name:y.NAME,url:w.resolve(g[2],c)},F=y.decimalResolution("RESOLUTION");F&&(k.width=F.width,k.height=F.height),u((y.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),k),k.videoCodec&&k.videoCodec.indexOf("avc1")!==-1&&(k.videoCodec=w.convertAVC1ToAVCOTI(k.videoCodec)),l.push(k)}else if(g[3]){var j=new L.AttrList(g[3]);j["DATA-ID"]&&(v=!0,a[j["DATA-ID"]]=j)}return{levels:l,sessionData:v?a:null}},w.parseMasterPlaylistMedia=function(h,c,l,a){a===void 0&&(a=[]);var v,g=[],y=0;for(C.lastIndex=0;(v=C.exec(h))!==null;){var k=new L.AttrList(v[1]);if(k.TYPE===l){var F={attrs:k,bitrate:0,id:y++,groupId:k["GROUP-ID"],instreamId:k["INSTREAM-ID"],name:k.NAME||k.LANGUAGE||"",type:l,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")}g.push(F)}}return g},w.parseLevelPlaylist=function(h,c,l,a,v){var g=new I.LevelDetails(c),y=g.fragments,k=null,F=0,j=0,W=0,O=0,P=null,H=new B.Fragment(a,c),X,Z,re,be=-1,fe=!1;for(T.lastIndex=0,g.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=l,k&&(H.initSegment=k,H.rawProgramDateTime=k.rawProgramDateTime));var Te=X[1];if(Te){H.duration=parseFloat(Te);var pe=(" "+X[2]).slice(1);H.title=pe||null,H.tagList.push(pe?["INF",Te,pe]:["INF",Te])}else if(X[3])Object(G.isFiniteNumber)(H.duration)&&(H.start=W,re&&(H.levelkey=re),H.sn=F,H.level=l,H.cc=O,H.urlId=v,y.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 ge=(" "+X[4]).slice(1);P?H.setByteRange(ge,P):H.setByteRange(ge)}else if(X[5])H.rawProgramDateTime=(" "+X[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),be===-1&&(be=y.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":g.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":F=g.startSN=parseInt(he);break;case"SKIP":{var oe=new L.AttrList(he),q=oe.decimalInteger("SKIPPED-SEGMENTS");if(Object(G.isFiniteNumber)(q)){g.skippedSegments=q;for(var ye=q;ye--;)y.unshift(null);F+=q}var Se=oe.enumeratedString("RECENTLY-REMOVED-DATERANGES");Se&&(g.recentlyRemovedDateranges=Se.split("	"));break}case"TARGETDURATION":g.targetduration=parseFloat(he);break;case"VERSION":g.version=parseInt(he);break;case"EXTM3U":break;case"ENDLIST":g.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,we=new L.AttrList(he),_e=we.enumeratedString("METHOD"),Oe=we.URI,Me=we.hexadecimalInteger("IV"),De=we.enumeratedString("KEYFORMATVERSIONS"),Le=we.enumeratedString("KEYID"),We=(me=we.enumeratedString("KEYFORMAT"))!=null?me:"identity",Ve=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ve.indexOf(We)>-1){E.logger.warn("Keyformat "+We+" is not supported from the manifest");continue}else if(We!=="identity")continue;_e&&(re=D.LevelKey.fromURL(c,Oe),Oe&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(_e)>=0&&(re.method=_e,re.keyFormat=We,Le&&(re.keyID=Le),De&&(re.keyFormatVersions=De),re.iv=Me));break}case"START":{var Xe=new L.AttrList(he),Be=Xe.decimalFloatingPoint("TIME-OFFSET");Object(G.isFiniteNumber)(Be)&&(g.startTimeOffset=Be);break}case"MAP":{var Qe=new L.AttrList(he);H.relurl=Qe.URI,Qe.BYTERANGE&&H.setByteRange(Qe.BYTERANGE),H.level=l,H.sn="initSegment",re&&(H.levelkey=re),H.initSegment=null,k=H,fe=!0;break}case"SERVER-CONTROL":{var Ke=new L.AttrList(he);g.canBlockReload=Ke.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=Ke.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&Ke.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=Ke.optionalFloat("PART-HOLD-BACK",0),g.holdBack=Ke.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var $e=new L.AttrList(he);g.partTarget=$e.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Ae=g.partList;Ae||(Ae=g.partList=[]);var qe=j>0?Ae[Ae.length-1]:void 0,Je=j++,Re=new B.Part(new L.AttrList(he),H,c,Je,qe);Ae.push(Re),H.duration+=Re.duration;break}case"PRELOAD-HINT":{var Fe=new L.AttrList(he);g.preloadHint=Fe;break}case"RENDITION-REPORT":{var se=new L.AttrList(he);g.renditionReports=g.renditionReports||[],g.renditionReports.push(se);break}default:E.logger.warn("line parsed but not handled: "+X);break}}}P&&!P.relurl?(y.pop(),W-=P.duration,g.partList&&(g.fragmentHint=P)):g.partList&&(m(H,P),H.cc=O,g.fragmentHint=H);var le=y.length,ue=y[0],$=y[le-1];if(W+=g.skippedSegments*g.targetduration,W>0&&le&&$){g.averagetargetduration=W/le;var Q=$.sn;g.endSN=Q!=="initSegment"?Q:0,ue&&(g.startCC=ue.cc,ue.initSegment||g.fragments.every(function(te){return te.relurl&&o(te.relurl)})&&(E.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new B.Fragment(a,c),H.relurl=$.relurl,H.level=l,H.sn="initSegment",ue.initSegment=H,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(W+=g.fragmentHint.duration),g.totalduration=W,g.endCC=O,be>0&&f(y,be),g},w}();function u(w,p){["video","audio","text"].forEach(function(h){var c=w.filter(function(a){return Object(_.isCodecType)(a,h)});if(c.length){var l=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});p[h+"Codec"]=l.length>0?l[0]:c[0],w=w.filter(function(a){return c.indexOf(a)===-1})}}),p.unknownCodecs=w}function S(w,p,h){var c=p[h];c&&(w[h]=c)}function f(w,p){for(var h=w[p],c=p;c--;){var l=w[c];if(!l)return;l.programDateTime=h.programDateTime-l.duration*1e3,h=l}}function m(w,p){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):p!=null&&p.programDateTime&&(w.programDateTime=p.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,u=s.pLoader,S=s.loader,f=u||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 u=s.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:u,deliveryDirectives:null})},b.onLevelLoading=function(o,s){var u=s.id,S=s.level,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:null,level:S,responseType:"text",type:L.PlaylistContextType.LEVEL,url:f,deliveryDirectives:m})},b.onAudioTrackLoading=function(o,s){var u=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:m})},b.onSubtitleTrackLoading=function(o,s){var u=s.id,S=s.groupId,f=s.url,m=s.deliveryDirectives;this.load({id:u,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:m})},b.load=function(o){var s,u=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,p,h;switch(o.type){case L.PlaylistContextType.MANIFEST:m=u.manifestLoadingMaxRetry,w=u.manifestLoadingTimeOut,p=u.manifestLoadingRetryDelay,h=u.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:m=0,w=u.levelLoadingTimeOut;break;default:m=u.levelLoadingMaxRetry,w=u.levelLoadingTimeOut,p=u.levelLoadingRetryDelay,h=u.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 l=c.partTarget,a=c.targetduration;l&&a&&(w=Math.min(Math.max(l*3,a*.8)*1e3,w))}}var v={timeout:w,maxRetry:m,retryDelay:p,maxRetryDelay:h,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};S.load(o,v,g)},b.loadsuccess=function(o,s,u,S){if(S===void 0&&(S=null),u.isSidxRequest){this.handleSidxRequest(o,u),this.handlePlaylistLoaded(o,s,u,S);return}this.resetInternalLoader(u.type);var f=o.data;if(f.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,u,"no EXTM3U 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k=v.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"),v.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:v,subtitles:g,captions:y,url:w,stats:s,networkDetails:S,sessionData:c})},b.handleTrackOrLevelPlaylist=function(o,s,u,S){var f=this.hls,m=u.id,w=u.level,p=u.type,h=M(o,u),c=Object(G.isFiniteNumber)(m)?m:0,l=Object(G.isFiniteNumber)(w)?w:c,a=_(u),v=D.default.parseLevelPlaylist(o.data,h,l,a,c);if(!v.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 u.level=="number"?u.level:void 0});return}if(p===L.PlaylistContextType.MANIFEST){var g={attrs: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 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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 u});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 p=1;p<arguments.length;p++){var h=arguments[p];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,l,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=l,this.ISGenerated=!1,b===null){var v=navigator.userAgent||"",g=v.match(/Chrome\/(\d+)/i);b=g?parseInt(g[1]):0}if(d===null){var y=navigator.userAgent.match(/Safari\/(\d+)/i);d=y?parseInt(y[1]):0}o=!!b&&b<75||!!d&&d<600}var p=w.prototype;return p.destroy=function(){},p.resetTimeStamp=function(c){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},p.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},p.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},p.getVideoStartPts=function(c){var l=!1,a=c.reduce(function(v,g){var y=g.pts-v;return y<-4294967296?(l=!0,u(v,g.pts)):y>0?v:g.pts},c[0].pts);return l&&D.logger.debug("PTS rollover detected"),a},p.remux=function(c,l,a,v,g,y,k,F){var j,W,O,P,H,X,Z=g,re=g,be=c.pid>-1,fe=l.pid>-1,Te=l.samples.length,pe=c.samples.length>0,ge=Te>1,ce=(!be||pe)&&(!fe||ge)||this.ISGenerated||k;if(ce){this.ISGenerated||(O=this.generateIS(c,l,g));var he=this.isVideoContiguous,J=-1;if(ge&&(J=S(l.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(l.samples);l.samples=l.samples.slice(J),l.dropped+=J,re+=(l.samples[0].pts-oe)/(l.timescale||9e4)}else J===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+Te+" video samples"),X=!1);if(this.ISGenerated){if(pe&&ge){var q=this.getVideoStartPts(l.samples),ye=u(c.samples[0].pts,q)-q,Se=ye/l.inputTimeScale;Z+=Math.max(0,Se),re+=Math.max(0,-Se)}if(pe){if(c.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(c,l,g)),W=this.remuxAudio(c,Z,this.isAudioContiguous,y,fe||ge||F===L.PlaylistLevelType.AUDIO?re:void 0),ge){var me=W?W.endPTS-W.startPTS:0;l.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(c,l,g)),j=this.remuxVideo(l,re,he,me)}}else ge&&(j=this.remuxVideo(l,re,he,0));j&&(j.firstKeyFrame=J,j.independent=J!==-1)}}return this.ISGenerated&&(a.samples.length&&(H=this.remuxID3(a,g)),v.samples.length&&(P=this.remuxText(v,g))),{audio:W,video:j,initSegment:O,independent:X,text:P,id3:H}},p.generateIS=function(c,l,a){var v=c.samples,g=l.samples,y=this.typeSupported,k={},F=!Object(G.isFiniteNumber)(this._initPTS),j="audio/mp4",W,O,P;if(F&&(W=O=Infinity),c.config&&v.length&&(c.timescale=c.samplerate,c.isAAC||(y.mpeg?(j="audio/mpeg",c.codec=""):y.mp3&&(c.codec="mp3")),k.audio={id:"audio",container:j,codec:c.codec,initSegment:!c.isAAC&&y.mpeg?new Uint8Array(0):R.default.initSegment([c]),metadata:{channelCount:c.channelCount}},F&&(P=c.inputTimeScale,W=O=v[0].pts-Math.round(P*a))),l.sps&&l.pps&&g.length&&(l.timescale=l.inputTimeScale,k.video={id:"main",container:"video/mp4",codec:l.codec,initSegment:R.default.initSegment([l]),metadata:{width:l.width,height:l.height}},F)){P=l.inputTimeScale;var H=this.getVideoStartPts(g),X=Math.round(P*a);O=Math.min(O,u(g[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}},p.remuxVideo=function(c,l,a,v){var g=c.inputTimeScale,y=c.samples,k=[],F=y.length,j=this._initPTS,W=this.nextAvcDts,O=8,P,H,X,Z=Number.POSITIVE_INFINITY,re=Number.NEGATIVE_INFINITY,be=0,fe=!1;if(!a||W===null){var Te=l*g,pe=y[0].pts-u(y[0].dts,y[0].pts);W=Te-pe}for(var ge=0;ge<F;ge++){var ce=y[ge];if(ce.pts=u(ce.pts-j,W),ce.dts=u(ce.dts-j,W),ce.dts>ce.pts){var he=9e4*.2;be=Math.max(Math.min(be,ce.pts-ce.dts),-1*he)}ce.dts<y[ge>0?ge-1:ge].dts&&(fe=!0)}fe&&y.sort(function(Lt,mt){var st=Lt.dts-mt.dts,It=Lt.pts-mt.pts;return st||It}),H=y[0].dts,X=y[y.length-1].dts;var J=Math.round((X-H)/(F-1));if(be<0){if(be<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=be,q=0;q<F;q++)y[q].dts=oe=Math.max(oe,y[q].pts-J),y[q].pts=Math.max(oe,y[q].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(E.toMsFromMpegTsClock)(be,!0)+" ms to overcome this issue");for(var ye=0;ye<F;ye++)y[ye].dts=y[ye].dts+be}H=y[0].dts}if(a){var Se=H-W,me=Se>J,we=Se<-1;if(me||we){me?D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(Se,!0)+" ms ("+Se+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(E.toMsFromMpegTsClock)(-Se,!0)+" ms ("+Se+"dts) overlapping between fragments detected"),H=W;var _e=y[0].pts-Se;y[0].dts=H,y[0].pts=_e,D.logger.log("Video: First PTS/DTS adjusted: "+Object(E.toMsFromMpegTsClock)(_e,!0)+"/"+Object(E.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(E.toMsFromMpegTsClock)(Se,!0)+" ms")}}o&&(H=Math.max(0,H));for(var Oe=0,Me=0,De=0;De<F;De++){for(var Le=y[De],We=Le.units,Ve=We.length,Xe=0,Be=0;Be<Ve;Be++)Xe+=We[Be].data.length;Me+=Xe,Oe+=Ve,Le.length=Xe,Le.dts=Math.max(Le.dts,H),Le.pts=Math.max(Le.pts,Le.dts,0),Z=Math.min(Le.pts,Z),re=Math.max(Le.pts,re)}X=y[F-1].dts;var Qe=Me+4*Oe+8,Ke;try{Ke=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 $e=new DataView(Ke.buffer);$e.setUint32(0,Qe),Ke.set(R.default.types.mdat,4);for(var Ae=0;Ae<F;Ae++){for(var qe=y[Ae],Je=qe.units,Re=0,Fe=0,se=Je.length;Fe<se;Fe++){var le=Je[Fe],ue=le.data,$=le.data.byteLength;$e.setUint32(O,$),O+=4,Ke.set(ue,O),O+=$,Re+=4+$}if(Ae<F-1)P=y[Ae+1].dts-qe.dts;else{var Q=this.config,te=qe.dts-y[Ae>0?Ae-1:Ae].dts;if(Q.stretchShortVideoTrack&&this.nextAudioPts!==null){var ie=Math.floor(Q.maxBufferHole*g),Ee=(v?Z+v*g:this.nextAudioPts)-qe.pts;Ee>ie?(P=Ee-te,P<0&&(P=te),D.logger.log("[mp4-remuxer]: It is approximately "+Ee/90+" ms to the next segment; using duration "+P/90+" ms for the last video frame.")):P=te}else P=te}var Ce=Math.round(qe.pts-qe.dts);k.push(new f(qe.key,P,Re,Ce))}if(k.length&&b&&b<70){var Ie=k[0].flags;Ie.dependsOn=2,Ie.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:Ke,startPTS:Z/g,endPTS:(re+P)/g,startDTS:H/g,endDTS:W/g,type:dt,hasAudio:!1,hasVideo:!0,nb:k.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Ke.length,"MDAT length must not be zero"),it},p.remuxAudio=function(c,l,a,v,g){var y=c.inputTimeScale,k=c.samplerate?c.samplerate:y,F=y/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,be=l*y;if(this.isAudioContiguous=a=a||X.length&&re>0&&(v&&Math.abs(be-re)<9e3||Math.abs(u(X[0].pts-O,be)-re)<20*W),X.forEach(function(ue){ue.pts=u(ue.pts-O,be)}),!a||re<0){if(X=X.filter(function(ue){return ue.pts>=0}),!X.length)return;g===0?re=0:v?re=Math.max(0,be):re=X[0].pts}if(c.isAAC)for(var fe=g!==void 0,Te=this.config.maxAudioFramesDrift,pe=0,ge=re;pe<X.length;pe++){var ce=X[pe],he=ce.pts,J=he-ge,oe=Math.abs(1e3*J/y);if(J<=-Te*W&&fe)pe===0&&(D.logger.warn("Audio frame @ "+(he/y).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*J/y)+" ms."),this.nextAudioPts=re=ge=he);else if(J>=Te*W&&oe<M&&fe){var q=Math.round(J/W);ge=he-q*W,ge<0&&(q--,ge+=W),pe===0&&(this.nextAudioPts=re=ge),D.logger.warn("[mp4-remuxer]: Injecting "+q+" audio frame @ "+(ge/y).toFixed(3)+"s due to "+Math.round(1e3*J/y)+" ms gap.");for(var ye=0;ye<q;ye++){var Se=Math.max(ge,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(pe,0,{unit:me,pts:Se}),ge+=W,pe++}}ce.pts=ge,ge+=W}for(var we=null,_e=null,Oe,Me=0,De=X.length;De--;)Me+=X[De].unit.byteLength;for(var Le=0,We=X.length;Le<We;Le++){var Ve=X[Le],Xe=Ve.unit,Be=Ve.pts;if(_e!==null){var Qe=H[Le-1];Qe.duration=Math.round((Be-_e)/F)}else if(a&&c.isAAC&&(Be=re),we=Be,Me>0){Me+=Z;try{Oe=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 Ke=new DataView(Oe.buffer);Ke.setUint32(0,Me),Oe.set(R.default.types.mdat,4)}}else return;Oe.set(Xe,Z);var $e=Xe.byteLength;Z+=$e,H.push(new f(!0,j,$e,0)),_e=Be}var Ae=H.length;if(!Ae)return;var qe=H[H.length-1];this.nextAudioPts=re=_e+F*qe.duration;var Je=P?new Uint8Array(0):R.default.moof(c.sequenceNumber++,we/F,_({},c,{samples:H}));c.samples=[];var Re=we/y,Fe=re/y,se="audio",le={data1:Je,data2:Oe,startPTS:Re,endPTS:Fe,startDTS:Re,endDTS:Fe,type:se,hasAudio:!0,hasVideo:!1,nb:Ae};return this.isAudioContiguous=!0,console.assert(Oe.length,"MDAT length must not be zero"),le},p.remuxEmptyAudio=function(c,l,a,v){var g=c.inputTimeScale,y=c.samplerate?c.samplerate:g,k=g/y,F=this.nextAudioPts,j=(F!==null?F:v.startDTS*g)+this._initDTS,W=v.endDTS*g+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,l,a,!1)},p.remuxID3=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,g=this._initPTS,y=this._initDTS,k=0;k<a;k++){var F=c.samples[k];F.pts=u(F.pts-g,l*v)/v,F.dts=u(F.dts-y,l*v)/v}var j=c.samples;return c.samples=[],{samples:j}},p.remuxText=function(c,l){var a=c.samples.length;if(!a)return;for(var v=c.inputTimeScale,g=this._initPTS,y=0;y<a;y++){var k=c.samples[y];k.pts=u(k.pts-g,l*v)/v}c.samples.sort(function(j,W){return j.pts-W.pts});var F=c.samples;return c.samples=[],{samples:F}},w}();function u(w,p){var h;if(p===null)return w;for(p<w?h=-8589934592:h=8589934592;Math.abs(w-p)>4294967296;)w+=h;return w}function S(w){for(var p=0;p<w.length;p++)if(w[p].key)return p;return-1}var f=function(p,h,c,l){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=l,this.flags=new m(p)},m=function(p){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=p?2:1,this.isNonSync=p?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 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0,this.uchar=l||" ",this.penState=new d(a,v,g,y,k)}var c=h.prototype;return c.reset=function(){this.uchar=" ",this.penState.reset()},c.setChar=function(a,v){this.uchar=a,this.penState.copy(v)},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(l){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var a=0;a<I;a++)this.chars.push(new o);this.logger=l,this.pos=0,this.currPenState=new d}var c=h.prototype;return c.equals=function(a){for(var v=!0,g=0;g<I;g++)if(!this.chars[g].equals(a.chars[g])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<I;v++)this.chars[v].copy(a.chars[v])},c.isEmpty=function(){for(var a=!0,v=0;v<I;v++)if(!this.chars[v].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 v=this.pos+a;if(a>1)for(var g=this.pos+1;g<v+1;g++)this.chars[g].setPenState(this.currPenState);this.setCursor(v)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var v=R(a);if(this.pos>=I){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+v+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(v,this.currPenState),this.moveCursor(1)},c.clearFromPos=function(a){var v;for(v=a;v<I;v++)this.chars[v].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=[],v=!0,g=0;g<I;g++){var y=this.chars[g].uchar;y!==" "&&(v=!1),a.push(y)}return v?"":a.join("")},c.setPenStyles=function(a){this.currPenState.setStyles(a);var v=this.chars[this.pos];v.setPenState(this.currPenState)},h}(),u=function(){function h(l){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var a=0;a<B;a++)this.rows.push(new s(l));this.logger=l,this.currRow=B-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var c=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 v=!0,g=0;g<B;g++)if(!this.rows[g].equals(a.rows[g])){v=!1;break}return v},c.copy=function(a){for(var v=0;v<B;v++)this.rows[v].copy(a.rows[v])},c.isEmpty=function(){for(var a=!0,v=0;v<B;v++)if(!this.rows[v].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 v=this.rows[this.currRow];v.insertChar(a)},c.setPen=function(a){var v=this.rows[this.currRow];v.setPenStyles(a)},c.moveCursor=function(a){var v=this.rows[this.currRow];v.moveCursor(a)},c.setCursor=function(a){this.logger.log(C.INFO,"setCursor: "+a);var v=this.rows[this.currRow];v.setCursor(a)},c.setPAC=function(a){this.logger.log(C.INFO,"pacData = "+JSON.stringify(a));var v=a.row-1;if(this.nrRollUpRows&&v<this.nrRollUpRows-1&&(v=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==v){for(var g=0;g<B;g++)this.rows[g].clear();var y=this.currRow+1-this.nrRollUpRows,k=this.lastOutputScreen;if(k){var F=k.rows[y].cueStartTime,j=this.logger.time;if(F&&j!==null&&F<j)for(var W=0;W<this.nrRollUpRows;W++)this.rows[v-this.nrRollUpRows+W+1].copy(k.rows[y+W])}}this.currRow=v;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,v=this.rows.splice(a,1)[0];v.clear(),this.rows.splice(this.currRow,0,v),this.logger.log(C.INFO,"Rolling up")},c.getDisplayText=function(a){a=a||!1;for(var v=[],g="",y=-1,k=0;k<B;k++){var F=this.rows[k].getTextString();F&&(y=k+1,a?v.push("Row "+y+": '"+F+"'"):v.push(F.trim()))}return v.length>0&&(a?g="["+v.join(" | ")+"]":g=v.join(`
`)),g},c.getTextAndFormat=function(){return this.rows},h}(),S=function(){function h(l,a,v){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=l,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new u(v),this.nonDisplayedMemory=new u(v),this.lastOutputScreen=new u(v),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=v}var c=h.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[B-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},c.insertChars=function(a){for(var v=0;v<a.length;v++)this.writeScreen.insertChar(a[v]);var g=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,g+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},c.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var v={flash:!1};if(v.underline=a%2===1,v.italics=a>=46,v.italics)v.foreground="white";else{var g=Math.floor(a/2)-16,y=["white","green","blue","cyan","red","yellow","magenta"];v.foreground=y[g]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(v)),this.writeScreen.setPen(v)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var v=this.logger.time;if(v===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=v:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,v,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:v),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(l,a,v){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var g=new T;this.channels=[null,new S(l,a,g),new S(l+1,v,g)],this.cmdHistory=p(),this.logger=g}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,v){this.channels[a].setHandler(v)},c.addData=function(a,v){var g,y,k,F=!1;this.logger.time=a;for(var j=0;j<v.length;j+=2){if(y=v[j]&127,k=v[j+1]&127,y===0&&k===0)continue;if(this.logger.log(C.DATA,"["+b([v[j],v[j+1]])+"] -> ("+b([y,k])+")"),g=this.parseCmd(y,k),g||(g=this.parseMidrow(y,k)),g||(g=this.parsePAC(y,k)),g||(g=this.parseBackgroundAttributes(y,k)),!g&&(F=this.parseChars(y,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?")}!g&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+b([y,k])+" orig: "+b([v[j],v[j+1]]))}},c.parseCmd=function(a,v){var g=this.cmdHistory,y=(a===20||a===28||a===21||a===29)&&v>=32&&v<=47,k=(a===23||a===31)&&v>=33&&v<=35;if(!(y||k))return!1;if(w(a,v,g))return m(null,null,g),this.logger.log(C.DEBUG,"Repeated command ("+b([a,v])+") 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?v===32?j.ccRCL():v===33?j.ccBS():v===34?j.ccAOF():v===35?j.ccAON():v===36?j.ccDER():v===37?j.ccRU(2):v===38?j.ccRU(3):v===39?j.ccRU(4):v===40?j.ccFON():v===41?j.ccRDC():v===42?j.ccTR():v===43?j.ccRTD():v===44?j.ccEDM():v===45?j.ccCR():v===46?j.ccENM():v===47&&j.ccEOC():j.ccTO(v-32),m(a,v,g),this.currentChannel=F,!0},c.parseMidrow=function(a,v){var g=0;if((a===17||a===25)&&v>=32&&v<=47){if(a===17?g=1:g=2,g!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var y=this.channels[g];return y?(y.ccMIDROW(v),this.logger.log(C.DEBUG,"MIDROW ("+b([a,v])+")"),!0):!1}return!1},c.parsePAC=function(a,v){var g,y=this.cmdHistory,k=(a>=17&&a<=23||a>=25&&a<=31)&&v>=64&&v<=127,F=(a===16||a===24)&&v>=64&&v<=95;if(!(k||F))return!1;if(w(a,v,y))return m(null,null,y),!0;var j=a<=23?1:2;v>=64&&v<=95?g=j===1?D[a]:E[a]:g=j===1?L[a]:_[a];var W=this.channels[j];return W?(W.setPAC(this.interpretPAC(g,v)),m(a,v,y),this.currentChannel=j,!0):!1},c.interpretPAC=function(a,v){var g,y={color:null,italics:!1,indent:null,underline:!1,row:a};return v>95?g=v-96:g=v-64,y.underline=(g&1)===1,g<=13?y.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(g/2)]:g<=15?(y.italics=!0,y.color="white"):y.indent=Math.floor((g-16)/2)*4,y},c.parseChars=function(a,v){var g,y=null,k=null;if(a>=25?(g=2,k=a-8):(g=1,k=a),k>=17&&k<=19){var F;k===17?F=v+80:k===18?F=v+112:F=v+144,this.logger.log(C.INFO,"Special char '"+R(F)+"' in channel "+g),y=[F]}else a>=32&&a<=127&&(y=v===0?[a]:[a,v]);if(y){var j=b(y);this.logger.log(C.DEBUG,"Char codes =  "+j.join(",")),m(a,v,this.cmdHistory)}return y},c.parseBackgroundAttributes=function(a,v){var g=(a===16||a===24)&&v>=32&&v<=47,y=(a===23||a===31)&&v>=45&&v<=47;if(!(g||y))return!1;var k,F={};a===16||a===24?(k=Math.floor((v-32)/2),F.background=M[k],v%2===1&&(F.background=F.background+"_semi")):v===45?F.background="transparent":(F.foreground="black",v===47&&(F.underline=!0));var j=a<=23?1:2,W=this.channels[j];return W.setBkgData(F),m(a,v,this.cmdHistory),!0},c.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var v=this.channels[a];v&&v.reset()}this.cmdHistory=p()},c.cueSplitAtTime=function(a){for(var v=0;v<this.channels.length;v++){var g=this.channels[v];g&&g.cueSplitAtTime(a)}},h}();function m(h,c,l){l.a=h,l.b=c}function w(h,c,l){return l.a===h&&l.b===c}function p(){return{a:null,b:null}}V.default=f},"./src/utils/codecs.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"isCodecType",function(){return U}),A.d(V,"isCodecSupportedInMp4",function(){return R});var G={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function U(B,I){var D=G[I];return!!D&&D[B.slice(0,4)]===!0}function R(B,I){return MediaSource.isTypeSupported((I||"video")+'/mp4;codecs="'+B+'"')}},"./src/utils/cues.ts":function(ne,V,A){"use strict";A.r(V);var G=A("./src/utils/vttparser.ts"),U=A("./src/utils/webvtt-parser.ts"),R=A("./src/utils/texttrack-utils.ts"),B=/\s/,I={newCue:function(L,E,_,M){for(var C=[],T,b,d,o,s,u=self.VTTCue||self.TextTrackCue,S=0;S<M.rows.length;S++)if(T=M.rows[S],d=!0,o=0,s="",!T.isEmpty()){for(var f=0;f<T.chars.length;f++)B.test(T.chars[f].uchar)&&d?o++:(s+=T.chars[f].uchar,d=!1);T.cueStartTime=E,E===_&&(_+=1e-4),o>=16?o--:o++;var m=Object(G.fixLineBreaks)(s.trim()),w=Object(U.generateCueId)(E,_,m);(!L||!L.cues||!L.cues.getCueById(w))&&(b=new u(E,_,m),b.id=w,b.line=S+1,b.align="left",b.position=10+Math.min(80,Math.floor(o*8/32)*10),C.push(b))}return L&&C.length&&(C.sort(function(p,h){return p.line==="auto"||h.line==="auto"?0:p.line>8&&h.line>8?h.line-p.line:p.line-h.line}),C.forEach(function(p){return Object(R.addCueToTrack)(L,p)})),C}};V.default=I},"./src/utils/discontinuities.ts":function(ne,V,A){"use strict";A.r(V),A.d(V,"findFirstFragWithCC",function(){return B}),A.d(V,"shouldAlignOnDiscontinuities",function(){return I}),A.d(V,"findDiscontinuousReferenceFrag",function(){return D}),A.d(V,"adjustSlidingStart",function(){return E}),A.d(V,"alignStream",function(){return _}),A.d(V,"alignPDT",function(){return C}),A.d(V,"alignFragmentByPDTDelta",function(){return T}),A.d(V,"alignMediaPlaylistByPDT",function(){return b});var G=A("./src/polyfills/number.ts"),U=A("./src/utils/logger.ts"),R=A("./src/controller/level-helper.ts");function B(d,o){for(var s=null,u=0,S=d.length;u<S;u++){var f=d[u];if(f&&f.cc===o){s=f;break}}return s}function I(d,o,s){return!!(o.details&&(s.endCC>s.startCC||d&&d.cc<s.startCC))}function D(d,o){var s=d.fragments,u=o.fragments;if(!u.length||!s.length){U.logger.log("No fragments to align");return}var S=B(s,u[0].cc);if(!S||S&&!S.startPTS){U.logger.log("No frag in previous level to align on");return}return S}function L(d,o){if(d){var s=d.start+o;d.start=d.startPTS=s,d.endPTS=s+d.duration}}function E(d,o){for(var s=o.fragments,u=0,S=s.length;u<S;u++)L(s[u],d);o.fragmentHint&&L(o.fragmentHint,d),o.alignedSliding=!0}function 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