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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 Pi(e,t,n){var r=null;if(e.iter(t.line,n.line+1,function(Ee){if(Ee.markedSpans)for(var Pe=0;Pe<Ee.markedSpans.length;++Pe){var Ue=Ee.markedSpans[Pe].marker;Ue.readOnly&&(!r||q(r,Ue)==-1)&&(r||(r=[])).push(Ue)}}),!r)return null;for(var i=[{from:t,to:n}],x=0;x<r.length;++x)for(var N=r[x],H=N.find(0),G=0;G<i.length;++G){var V=i[G];if(ht(V.to,H.from)<0||ht(V.from,H.to)>0)continue;var ae=[G,1],ue=ht(V.from,H.from),xe=ht(V.to,H.to);(ue<0||!N.inclusiveLeft&&!ue)&&ae.push({from:V.from,to:H.from}),(xe>0||!N.inclusiveRight&&!xe)&&ae.push({from:H.to,to:V.to}),i.splice.apply(i,ae),G+=ae.length-3}return i}function la(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 Sn(e,t){if(!t)return;for(var n=0;n<t.length;++n)t[n].marker.attachLine(e);e.markedSpans=t}function tn(e){return e.inclusiveLeft?-1:0}function rn(e){return e.inclusiveRight?1:0}function wn(e,t){var n=e.lines.length-t.lines.length;if(n!=0)return n;var r=e.find(),i=t.find(),x=ht(r.from,i.from)||tn(e)-tn(t);if(x)return-x;var N=ht(r.to,i.to)||rn(e)-rn(t);return N||t.id-e.id}function Ir(e,t){var n=Qt&&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||wn(r,i.marker)<0)&&(r=i.marker);return r}function Ur(e){return Ir(e,!0)}function Nr(e){return Ir(e,!1)}function Cn(e,t){var n=Qt&&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||wn(r,x.marker)<0)&&(r=x.marker)}return r}function Mi(e,t,n,r,i){var x=it(e,t),N=Qt&&x.markedSpans;if(N)for(var H=0;H<N.length;++H){var G=N[H];if(!G.marker.collapsed)continue;var V=G.marker.find(0),ae=ht(V.from,n)||tn(G.marker)-tn(i),ue=ht(V.to,r)||rn(G.marker)-rn(i);if(ae>=0&&ue<=0||ae<=0&&ue>=0)continue;if(ae<=0&&(G.marker.inclusiveRight&&i.inclusiveLeft?ht(V.to,n)>=0:ht(V.to,n)>0)||ae>=0&&(G.marker.inclusiveRight&&i.inclusiveLeft?ht(V.from,r)<=0:ht(V.from,r)<0))return!0}}function hr(e){for(var t;t=Ur(e);)e=t.find(-1,!0).line;return e}function Ii(e){for(var t;t=Nr(e);)e=t.find(1,!0).line;return e}function An(e){for(var t,n;t=Nr(e);)e=t.find(1,!0).line,(n||(n=[])).push(e);return n}function qn(e,t){var n=it(e,t),r=hr(n);return n==r?t:Ct(r)}function Kr(e,t){if(t>e.lastLine())return t;var n=it(e,t),r;if(!Or(e,n))return t;for(;r=Nr(n);)n=r.find(1,!0).line;return Ct(n)+1}function Or(e,t){var n=Qt&&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&&ei(e,t,r))return!0}}function ei(e,t,n){if(n.to==null){var r=n.marker.find(1,!0);return ei(e,r.line,wr(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)&&ei(e,t,i))return!0}function Cr(e){e=hr(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 H=x.children[N];if(H==n)break;t+=H.height}return t}function ti(e){if(e.height==0)return 0;for(var t=e.text.length,n,r=e;n=Ur(r);){var i=n.find(0,!0);r=i.from.line,t+=i.from.ch-i.to.ch}for(r=e;n=Nr(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 Ui(e){var t=e.display,n=e.doc;t.maxLine=it(n,n.first),t.maxLineLength=ti(t.maxLine),t.maxLineChanged=!0,n.iter(function(r){var i=ti(r);i>t.maxLineLength&&(t.maxLineLength=i,t.maxLine=r)})}var nn=function(e,t,n){this.text=e,Sn(this,t),this.height=n?n(this):1};nn.prototype.lineNo=function(){return Ct(this)},ce(nn);function ua(e,t,n,r){e.text=t,e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null),e.order!=null&&(e.order=null),la(e),Sn(e,n);var i=r?r(e):1;i!=e.height&&qt(e,i)}function at(e){e.parent=null,la(e)}var mt={},ut={};function bt(e,t){if(!e||/^\s*$/.test(e))return null;var n=t.addModeClass?ut:mt;return n[e]||(n[e]=e.replace(/\S+/g,"cm-$&"))}function St(e,t){var n=b("span",null,null,P?"padding-right: .1px":null),r={pre:b("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=Tt,gt(e.display.measure)&&(N=We(x,e.doc.direction))&&(r.addToken=er(r.addToken,N)),r.map=[];var H=t!=e.display.externalMeasured&&Ct(x);Fr(x,r,qr(e,x,H)),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(Ve(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(P){var G=r.content.lastChild;(/\bcm-tab\b/.test(G.className)||G.querySelector&&G.querySelector(".cm-tab"))&&(r.content.className="cm-tab-wrap-hack")}return _e(e,"renderLine",e,t.line,r.pre),r.pre.className&&(r.textClass=j(r.pre.className,r.textClass||"")),r}function Ot(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 Tt(e,t,n,r,i,x,N){if(!t)return;var H=e.splitSpaces?Bt(t,e.trailingSpace):t,G=e.cm.state.specialChars,V=!1,ae;if(!G.test(t))e.col+=t.length,ae=document.createTextNode(H),e.map.push(e.pos,e.pos+t.length,ae),B&&U<9&&(V=!0),e.pos+=t.length;else{ae=document.createDocumentFragment();for(var ue=0;;){G.lastIndex=ue;var xe=G.exec(t),Ee=xe?xe.index-ue:t.length-ue;if(Ee){var Pe=document.createTextNode(H.slice(ue,ue+Ee));B&&U<9?ae.appendChild(a("span",[Pe])):ae.appendChild(Pe),e.map.push(e.pos,e.pos+Ee,Pe),e.col+=Ee,e.pos+=Ee}if(!xe)break;ue+=Ee+1;var Ue=void 0;if(xe[0]=="	"){var Ke=e.cm.options.tabSize,$e=Ke-e.col%Ke;Ue=ae.appendChild(a("span",he($e),"cm-tab")),Ue.setAttribute("role","presentation"),Ue.setAttribute("cm-text","	"),e.col+=$e}else xe[0]=="\r"||xe[0]==`
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Nt=ir>cr?ae.slice(0,cr-G):ae;t.addToken(t,Nt,ue?ue+Pe:Pe,Ke,G+Nt.length==Ee?Ue:"",xe,tt)}if(ir>=cr){ae=ae.slice(cr-G),G=cr;break}G=ir,Ke=""}ae=i.slice(x,x=n[V++]),ue=bt(n[V++],t.cm.options)}}}function At(e,t,n){this.line=t,this.rest=An(t),this.size=this.rest?Ct($(this.rest))-n+1:1,this.node=this.text=null,this.hidden=Or(e,t)}function tr(e,t,n){for(var r=[],i,x=t;x<n;x=i){var N=new At(e.doc,it(e.doc,x),x);i=x+N.size,r.push(N)}return r}var Vt=null;function vr(e){Vt?Vt.ops.push(e):e.ownsGroup=Vt={ops:[e],delayedCallbacks:[]}}function Rs(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 _s(e,t){var n=e.ownsGroup;if(!n)return;try{Rs(n)}finally{Vt=null,t(n)}}var ri=null;function zt(e,t){var n=qe(e,t);if(!n.length)return;var r=Array.prototype.slice.call(arguments,2),i;Vt?i=Vt.delayedCallbacks:ri?i=ri:(i=ri=[],setTimeout(ks,0));for(var x=function(H){i.push(function(){return n[H].apply(null,r)})},N=0;N<n.length;++N)x(N)}function ks(){var e=ri;ri=null;for(var t=0;t<e.length;++t)e[t]()}function Ya(e,t,n,r){for(var i=0;i<t.changes.length;i++){var x=t.changes[i];x=="text"?Ms(e,t):x=="gutter"?Qa(e,t,n,r):x=="class"?da(e,t):x=="widget"&&Is(e,t,r)}t.changes=null}function ni(e){return e.node==e.text&&(e.node=a("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),B&&U<8&&(e.node.style.zIndex=2)),e.node}function Ps(e,t){var n=t.bgClass?t.bgClass+" "+(t.line.bgClass||""):t.line.bgClass;if(n&&(n+=" CodeMirror-linebackground"),t.background)n?t.background.className=n:(t.background.parentNode.removeChild(t.background),t.background=null);else if(n){var r=ni(t);t.background=r.insertBefore(a("div",null,n),r.firstChild),e.display.input.setUneditable(t.background)}}function $a(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):St(e,t)}function Ms(e,t){var n=t.text.className,r=$a(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,da(e,t)):n&&(t.text.className=n)}function da(e,t){Ps(e,t),t.line.wrapClass?ni(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 Qa(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=ni(t);t.gutterBackground=a("div",null,"CodeMirror-gutter-background 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n=fe(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 Ni(e){return e.lineSpace.offsetTop}function ca(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function qa(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=d(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 Rr(e){return oe-e.display.nativeBarWidth}function an(e){return e.display.scroller.clientWidth-Rr(e)-e.display.barWidth}function fa(e){return e.display.scroller.clientHeight-Rr(e)-e.display.barHeight}function Fs(e,t,n){var r=e.options.lineWrapping,i=r&&an(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(),H=0;H<N.length-1;H++){var 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i=eo(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function _r(e,t,n,r,i){t.before&&(n=-1);var x=n+(r||""),N;return t.cache.hasOwnProperty(x)?N=t.cache[x]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Fs(e,t.view,t.rect),t.hasHeights=!0),N=Ws(e,t,n,r),N.bogus||(t.cache[x]=N)),{left:N.left,right:N.right,top:i?N.rtop:N.top,bottom:i?N.rbottom:N.bottom}}var ro={left:0,right:0,top:0,bottom:0};function no(e,t,n){for(var r,i,x,N,H,G,V=0;V<e.length;V+=3)if(H=e[V],G=e[V+1],t<H?(i=0,x=1,N="left"):t<G?(i=t-H,x=i+1):(V==e.length-3||t==G&&e[V+3]>t)&&(x=G-H,i=x-1,t>=G&&(N="right")),i!=null){if(r=e[V+2],H==G&&n==(r.insertLeft?"left":"right")&&(N=n),n=="left"&&i==0)for(;V&&e[V-2]==e[V-3]&&e[V-1].insertLeft;)r=e[(V-=3)+2],N="left";if(n=="right"&&i==G-H)for(;V<e.length-3&&e[V+3]==e[V+4]&&!e[V+5].insertLeft;)r=e[(V+=3)+2],N="right";break}return{node:r,start:i,end:x,collapse:N,coverStart:H,coverEnd:G}}function js(e,t){var 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Ee=V.top-t.rect.top,Pe=V.bottom-t.rect.top,Ue=(Ee+Pe)/2,Ke=t.view.measure.heights,$e=0;$e<Ke.length-1&&!(Ue<Ke[$e]);$e++);var tt=$e?Ke[$e-1]:0,Qe=Ke[$e],nt={left:(G=="right"?V.right:V.left)-t.rect.left,right:(G=="left"?V.left:V.right)-t.rect.left,top:tt,bottom:Qe};return!V.left&&!V.right&&(nt.bogus=!0),e.options.singleCursorHeightPerLine||(nt.rtop=Ee,nt.rbottom=Pe),nt}function Hs(e,t){if(!window.screen||screen.logicalXDPI==null||screen.logicalXDPI==screen.deviceXDPI||!yt(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function io(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function ao(e){e.display.externalMeasure=null,h(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)io(e.display.view[t])}function ai(e){ao(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function oo(){return v&&u?-(document.body.getBoundingClientRect().left-parseInt(getComputedStyle(document.body).marginLeft)):window.pageXOffset||(document.documentElement||document.body).scrollLeft}function so(){return v&&u?-(document.body.getBoundingClientRect().top-parseInt(getComputedStyle(document.body).marginTop)):window.pageYOffset||(document.documentElement||document.body).scrollTop}function ma(e){var t=0;if(e.widgets)for(var n=0;n<e.widgets.length;++n)e.widgets[n].above&&(t+=ii(e.widgets[n]));return t}function Fi(e,t,n,r,i){if(!i){var x=ma(t);n.top+=x,n.bottom+=x}if(r=="line")return n;r||(r="local");var N=Cr(t);if(r=="local"?N+=Ni(e.display):N-=e.display.viewOffset,r=="page"||r=="window"){var H=e.display.lineSpace.getBoundingClientRect();N+=H.top+(r=="window"?0:so());var G=H.left+(r=="window"?0:oo());n.left+=G,n.right+=G}return n.top+=N,n.bottom+=N,n}function lo(e,t,n){if(n=="div")return t;var r=t.left,i=t.top;if(n=="page")r-=oo(),i-=so();else if(n=="local"||!n){var x=e.display.sizer.getBoundingClientRect();r+=x.left,i+=x.top}var N=e.display.lineSpace.getBoundingClientRect();return{left:r-N.left,top:i-N.top}}function pa(e,t,n,r,i){return r||(r=it(e.doc,t.line)),Fi(e,r,to(e,r,t.ch,i),n)}function Ar(e,t,n,r,i,x){r=r||it(e.doc,t.line),i||(i=Ln(e,r));function N(Pe,Ue){var Ke=_r(e,i,Pe,Ue?"right":"left",x);return Ue?Ke.left=Ke.right:Ke.right=Ke.left,Fi(e,r,Ke,n)}var H=We(r,e.doc.direction),G=t.ch,V=t.sticky;if(G>=r.text.length?(G=r.text.length,V="before"):G<=0&&(G=0,V="after"),!H)return N(V=="before"?G-1:G,V=="before");function ae(Pe,Ue,Ke){var $e=H[Ue],tt=$e.level==1;return N(Ke?Pe-1:Pe,tt!=Ke)}var ue=Xe(H,G,V),xe=je,Ee=ae(G,ue,V=="before");return xe!=null&&(Ee.other=ae(G,xe,V!="before")),Ee}function uo(e,t){var n=0;t=pt(e.doc,t),e.options.lineWrapping||(n=On(e.display)*t.ch);var r=it(e.doc,t.line),i=Cr(r)+Ni(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ga(e,t,n,r,i){var x=Fe(e,t,n);return x.xRel=i,r&&(x.outside=r),x}function va(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,n<0)return ga(r.first,0,null,-1,-1);var i=Er(r,n),x=r.first+r.size-1;if(i>x)return ga(r.first+r.size-1,it(r,x).text.length,null,1,1);t<0&&(t=0);for(var N=it(r,i);;){var H=Ks(e,N,i,t,n),G=Cn(N,H.ch+(H.xRel>0||H.outside>0?1:0));if(!G)return H;var V=G.find(1);if(V.line==i)return V;N=it(r,i=V.line)}}function co(e,t,n,r){r-=ma(t);var i=t.text.length,x=ze(function(N){return _r(e,n,N-1).bottom<=r},i,0);return i=ze(function(N){return _r(e,n,N).top>r},x,i),{begin:x,end:i}}function fo(e,t,n,r){n||(n=Ln(e,t));var i=Fi(e,t,_r(e,n,r),"line").top;return co(e,t,n,i)}function ya(e,t,n,r){return e.bottom<=n?!1:e.top>n?!0:(r?e.left:e.right)>t}function Ks(e,t,n,r,i){i-=Cr(t);var x=Ln(e,t),N=ma(t),H=0,G=t.text.length,V=!0,ae=We(t,e.doc.direction);if(ae){var ue=(e.options.lineWrapping?zs:Gs)(e,t,n,x,ae,r,i);V=ue.level!=1,H=V?ue.from:ue.to-1,G=V?ue.to:ue.from-1}var xe=null,Ee=null,Pe=ze(function(dt){var lt=_r(e,x,dt);return lt.top+=N,lt.bottom+=N,ya(lt,r,i,!1)?(lt.top<=i&&lt.left<=r&&(xe=dt,Ee=lt),!0):!1},H,G),Ue,Ke,$e=!1;if(Ee){var tt=r-Ee.left<Ee.right-r,Qe=tt==V;Pe=xe+(Qe?0:1),Ke=Qe?"after":"before",Ue=tt?Ee.left:Ee.right}else{!V&&(Pe==G||Pe==H)&&Pe++,Ke=Pe==0?"after":Pe==t.text.length?"before":_r(e,x,Pe-(V?1:0)).bottom+N<=i==V?"after":"before";var nt=Ar(e,Fe(n,Pe,Ke),"line",t,x);Ue=nt.left,$e=i<nt.top?-1:i>=nt.bottom?1:0}return Pe=Oe(t.text,Pe,1),ga(n,Pe,Ke,$e,r-Ue)}function Gs(e,t,n,r,i,x,N){var H=ze(function(ue){var xe=i[ue],Ee=xe.level!=1;return ya(Ar(e,Fe(n,Ee?xe.to:xe.from,Ee?"before":"after"),"line",t,r),x,N,!0)},0,i.length-1),G=i[H];if(H>0){var V=G.level!=1,ae=Ar(e,Fe(n,V?G.from:G.to,V?"after":"before"),"line",t,r);ya(ae,x,N,!0)&&ae.top>N&&(G=i[H-1])}return G}function zs(e,t,n,r,i,x,N){var H=co(e,t,r,N),G=H.begin,V=H.end;/\s/.test(t.text.charAt(V-1))&&V--;for(var ae=null,ue=null,xe=0;xe<i.length;xe++){var Ee=i[xe];if(Ee.from>=V||Ee.to<=G)continue;var Pe=Ee.level!=1,Ue=_r(e,r,Pe?Math.min(V,Ee.to)-1:Math.max(G,Ee.from)).right,Ke=Ue<x?x-Ue+1e9:Ue-x;(!ae||ue>Ke)&&(ae=Ee,ue=Ke)}return ae||(ae=i[i.length-1]),ae.from<G&&(ae={from:G,to:ae.to,level:ae.level}),ae.to>V&&(ae={from:ae.from,to:V,level:ae.level}),ae}var on;function Dn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(on==null){on=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)on.appendChild(document.createTextNode("x")),on.appendChild(a("br"));on.appendChild(document.createTextNode("x"))}d(e.measure,on);var n=on.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),h(e.measure),n||1}function On(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");d(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function ba(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,x=t.gutters.firstChild,N=0;x;x=x.nextSibling,++N){var H=e.display.gutterSpecs[N].className;n[H]=x.offsetLeft+x.clientLeft+i,r[H]=x.clientWidth}return{fixedPos:Ea(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function Ea(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=Dn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/On(e.display)-3);return function(i){if(Or(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 xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&qt(r,i)})}function sn(e,t,n,r){var i=e.display;if(!n&&fe(t).getAttribute("cm-not-content")=="true")return null;var x,N,H=i.lineSpace.getBoundingClientRect();try{x=t.clientX-H.left,N=t.clientY-H.top}catch(ue){return null}var G=va(e,x,N),V;if(r&&G.xRel>0&&(V=it(e.doc,G.line).text).length==G.ch){var ae=K(V,V.length,e.options.tabSize)-V.length;G=Fe(G.line,Math.max(0,Math.round((x-qa(e.display).left)/On(e.display))-ae))}return G}function ln(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 rr(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)Qt&&qn(e.doc,t)<i.viewTo&&zr(e);else if(n<=i.viewFrom)Qt&&Kr(e.doc,n+r)>i.viewFrom?zr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)zr(e);else if(t<=i.viewFrom){var x=Bi(e,n,n+r,1);x?(i.view=i.view.slice(x.index),i.viewFrom=x.lineN,i.viewTo+=r):zr(e)}else if(n>=i.viewTo){var N=Bi(e,t,t,-1);N?(i.view=i.view.slice(0,N.index),i.viewTo=N.lineN):zr(e)}else{var H=Bi(e,t,t,-1),G=Bi(e,n,n+r,1);H&&G?(i.view=i.view.slice(0,H.index).concat(tr(e,H.lineN,G.lineN)).concat(i.view.slice(G.index)),i.viewTo+=r):zr(e)}var V=i.externalMeasured;V&&(n<V.lineN?V.lineN+=r:t<V.lineN+V.size&&(i.externalMeasured=null))}function Gr(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[ln(e,t)];if(x.node==null)return;var N=x.changes||(x.changes=[]);q(N,n)==-1&&N.push(n)}function zr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Bi(e,t,n,r){var i=ln(e,t),x,N=e.display.view;if(!Qt||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var H=e.display.viewFrom,G=0;G<i;G++)H+=N[G].size;if(H!=t){if(r>0){if(i==N.length-1)return null;x=H+N[i].size-t,i++}else x=H-t;t+=x,n+=x}for(;qn(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 Xs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=tr(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=tr(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(ln(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(tr(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,ln(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function oi(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),x=r.selection=document.createDocumentFragment(),N=0;N<n.sel.ranges.length;N++){if(!t&&N==n.sel.primIndex)continue;var H=n.sel.ranges[N];if(H.from().line>=e.display.viewTo||H.to().line<e.display.viewFrom)continue;var G=H.empty();(G||e.options.showCursorWhenSelecting)&&go(e,H.head,i),G||Vs(e,H,x)}return r}function go(e,t,n){var r=Ar(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 ji(e,t){return e.top-t.top||e.left-t.left}function Vs(e,t,n){var r=e.display,i=e.doc,x=document.createDocumentFragment(),N=qa(e.display),H=N.left,G=Math.max(r.sizerWidth,an(e)-r.sizer.offsetLeft)-N.right,V=i.direction=="ltr";function ae(Qe,nt,dt,lt){nt<0&&(nt=0),nt=Math.round(nt),lt=Math.round(lt),x.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Qe+`px;
                             top: `+nt+"px; width: "+(dt==null?G-Qe:dt)+`px;
                             height: `+(lt-nt)+"px"))}function ue(Qe,nt,dt){var lt=it(i,Qe),vt=lt.text.length,Rt,Kt;function Pt(Nt,ar){return pa(e,Fe(Qe,Nt),"div",lt,ar)}function cr(Nt,ar,Xt){var jt=fo(e,lt,null,Nt),Ft=ar=="ltr"==(Xt=="after")?"left":"right",It=Xt=="after"?jt.begin:jt.end-(/\s/.test(lt.text.charAt(jt.end-1))?2:1);return Pt(It,Ft)[Ft]}var ir=We(lt,i.direction);return Ze(ir,nt||0,dt==null?vt:dt,function(Nt,ar,Xt,jt){var Ft=Xt=="ltr",It=Pt(Nt,Ft?"left":"right"),or=Pt(ar-1,Ft?"right":"left"),Hn=nt==null&&Nt==0,Jr=dt==null&&ar==vt,$t=jt==0,kr=!ir||jt==ir.length-1;if(or.top-It.top<=3){var Gt=(V?Hn:Jr)&&$t,Xa=(V?Jr:Hn)&&kr,Wr=Gt?H:(Ft?It:or).left,hn=Xa?G:(Ft?or:It).right;ae(Wr,It.top,hn-Wr,It.bottom)}else{var mn,Zt,Kn,Va;Ft?(mn=V&&Hn&&$t?H:It.left,Zt=V?G:cr(Nt,Xt,"before"),Kn=V?H:cr(ar,Xt,"after"),Va=V&&Jr&&kr?G:or.right):(mn=V?cr(Nt,Xt,"before"):H,Zt=!V&&Hn&&$t?G:It.right,Kn=!V&&Jr&&kr?H:or.left,Va=V?cr(ar,Xt,"after"):G),ae(mn,It.top,Zt-mn,It.bottom),It.bottom<or.top&&ae(H,It.bottom,null,or.top),ae(Kn,or.top,Va-Kn,or.bottom)}(!Rt||ji(It,Rt)<0)&&(Rt=It),ji(or,Rt)<0&&(Rt=or),(!Kt||ji(It,Kt)<0)&&(Kt=It),ji(or,Kt)<0&&(Kt=or)}),{start:Rt,end:Kt}}var xe=t.from(),Ee=t.to();if(xe.line==Ee.line)ue(xe.line,xe.ch,Ee.ch);else{var Pe=it(i,xe.line),Ue=it(i,Ee.line),Ke=hr(Pe)==hr(Ue),$e=ue(xe.line,xe.ch,Ke?Pe.text.length+1:null).end,tt=ue(Ee.line,Ke?0:null,Ee.ch).start;Ke&&($e.top<tt.top-2?(ae($e.right,$e.top,null,$e.bottom),ae(H,tt.top,tt.left,tt.bottom)):ae($e.right,$e.top,tt.left-$e.right,$e.bottom)),$e.bottom<tt.top&&ae(H,$e.bottom,null,tt.top)}n.appendChild(x)}function Ta(e){if(!e.state.focused)return;var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){e.hasFocus()||Rn(e),t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}function vo(e){e.state.focused||(e.display.input.focus(),Sa(e))}function yo(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Rn(e))},100)}function Sa(e,t){if(e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),e.options.readOnly=="nocursor")return;e.state.focused||(_e(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(),P&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ta(e)}function Rn(e,t){if(e.state.delayingBlurEvent)return;e.state.focused&&(_e(e,"blur",e,t),e.state.focused=!1,f(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150)}function Wi(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,H=0;if(i.hidden)continue;if(B&&U<8){var G=i.node.offsetTop+i.node.offsetHeight;N=G-n,n=G}else{var V=i.node.getBoundingClientRect();N=V.bottom-V.top,!x&&i.text.firstChild&&(H=i.text.firstChild.getBoundingClientRect().right-V.left-1)}var ae=i.line.height-N;if((ae>.005||ae<-.005)&&(qt(i.line,N),bo(i.line),i.rest))for(var ue=0;ue<i.rest.length;ue++)bo(i.rest[ue]);if(H>e.display.sizerWidth){var xe=Math.ceil(H/On(e.display));xe>e.display.maxLineLength&&(e.display.maxLineLength=xe,e.display.maxLine=i.line,e.display.maxLineChanged=!0)}}}function bo(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Hi(e,t,n){var r=n&&n.top!=null?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Ni(e));var i=n&&n.bottom!=null?n.bottom:r+e.wrapper.clientHeight,x=Er(t,r),N=Er(t,i);if(n&&n.ensure){var H=n.ensure.from.line,G=n.ensure.to.line;H<x?(x=H,N=Er(t,Cr(it(t,H))+e.wrapper.clientHeight)):Math.min(G,t.lastLine())>=N&&(x=Er(t,Cr(it(t,G))-e.wrapper.clientHeight),N=G)}return{from:x,to:Math.max(N,x+1)}}function Ys(e,t){if(Ne(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-Ni(e.display))+`px;
                         height: `+(t.bottom-t.top+Rr(e)+n.barHeight)+`px;
                         left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(x),x.scrollIntoView(i),e.display.lineSpace.removeChild(x)}}function $s(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Fe(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Fe(t.line,t.ch+1,"before"):t);for(var x=0;x<5;x++){var N=!1,H=Ar(e,t),G=!n||n==t?H:Ar(e,n);i={left:Math.min(H.left,G.left),top:Math.min(H.top,G.top)-r,right:Math.max(H.left,G.left),bottom:Math.max(H.bottom,G.bottom)+r};var V=wa(e,i),ae=e.doc.scrollTop,ue=e.doc.scrollLeft;if(V.scrollTop!=null&&(li(e,V.scrollTop),Math.abs(e.doc.scrollTop-ae)>1&&(N=!0)),V.scrollLeft!=null&&(un(e,V.scrollLeft),Math.abs(e.doc.scrollLeft-ue)>1&&(N=!0)),!N)break}return i}function Qs(e,t){var n=wa(e,t);n.scrollTop!=null&&li(e,n.scrollTop),n.scrollLeft!=null&&un(e,n.scrollLeft)}function wa(e,t){var n=e.display,r=Dn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,x=fa(e),N={};t.bottom-t.top>x&&(t.bottom=t.top+x);var H=e.doc.height+ca(n),G=t.top<r,V=t.bottom>H-r;if(t.top<i)N.scrollTop=G?0:t.top;else if(t.bottom>i+x){var ae=Math.min(t.top,(V?H:t.bottom)-x);ae!=i&&(N.scrollTop=ae)}var ue=e.options.fixedGutter?0:n.gutters.offsetWidth,xe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ue,Ee=an(e)-n.gutters.offsetWidth,Pe=t.right-t.left>Ee;return Pe&&(t.right=t.left+Ee),t.left<10?N.scrollLeft=0:t.left<xe?N.scrollLeft=Math.max(0,t.left+ue-(Pe?0:10)):t.right>Ee+xe-3&&(N.scrollLeft=t.right+(Pe?0:10)-Ee),N}function Ca(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function _n(e){Ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function si(e,t,n){(t!=null||n!=null)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Js(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);Eo(e,n,r,t.margin)}}function Eo(e,t,n,r){var i=wa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});si(e,i.scrollLeft,i.scrollTop)}function li(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;L||La(e,{top:t}),xo(e,t,!0),L&&La(e),ci(e,100)}function xo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function un(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,Ao(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function ui(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Rr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var dn=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),Se(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Se(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,B&&U<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};dn.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}},dn.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},dn.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},dn.prototype.zeroWidthHack=function(){var e=l&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new Y,this.disableVert=new Y},dn.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)},dn.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var di=function(){};di.prototype.update=function(){return{bottom:0,right:0}},di.prototype.setScrollLeft=function(){},di.prototype.setScrollTop=function(){},di.prototype.clear=function(){};function kn(e,t){t||(t=ui(e));var n=e.display.barWidth,r=e.display.barHeight;To(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&Wi(e),To(e,ui(e)),n=e.display.barWidth,r=e.display.barHeight}function To(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var So={native:dn,null:di};function wo(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&f(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new So[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),Se(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?un(e,t):li(e,t)},e),e.display.scrollbars.addClass&&F(e.display.wrapper,e.display.scrollbars.addClass)}var Zs=0;function cn(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},vr(e.curOp)}function fn(e){var t=e.curOp;t&&_s(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&&Ui(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 Gi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&Aa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&Wi(t),e.barMeasure=ui(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Rr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-an(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&&un(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==M();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&kn(t,e.barMeasure),e.updatedDisplay&&Oa(t,e.barMeasure),e.selectionChanged&&Ta(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Co(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&un(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=$s(t,pt(r,e.scrollToPos.from),pt(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var x=e.maybeHiddenMarkers,N=e.maybeUnhiddenMarkers;if(x)for(var H=0;H<x.length;++H)x[H].lines.length||_e(x[H],"hide");if(N)for(var G=0;G<N.length;++G)N[G].lines.length&&_e(N[G],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&_e(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function dr(e,t){if(e.curOp)return t();cn(e);try{return t()}finally{fn(e)}}function Wt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);cn(e);try{return t.apply(e,arguments)}finally{fn(e)}}}function Jt(e){return function(){if(this.curOp)return e.apply(this,arguments);cn(this);try{return e.apply(this,arguments)}finally{fn(this)}}}function Ht(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);cn(t);try{return e.apply(this,arguments)}finally{fn(t)}}}function ci(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=xr(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,H=x.text.length>e.options.maxHighlightLength?yr(t.mode,r.state):null,G=Xn(e,x,r,!0);H&&(r.state=H),x.styles=G.styles;var V=x.styleClasses,ae=G.classes;ae?x.styleClasses=ae:V&&(x.styleClasses=null);for(var ue=!N||N.length!=x.styles.length||V!=ae&&(!V||!ae||V.bgClass!=ae.bgClass||V.textClass!=ae.textClass),xe=0;!ue&&xe<N.length;++xe)ue=N[xe]!=x.styles[xe];ue&&i.push(r.line),x.stateAfter=r.save(),r.nextLine()}else x.text.length<=e.options.maxHighlightLength&&Vn(e,x.text,r),x.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return ci(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&dr(e,function(){for(var x=0;x<i.length;x++)Gr(e,i[x],"text")})}var Gi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Hi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=an(e),this.force=n,this.dims=ba(e),this.events=[]};Gi.prototype.signal=function(e,t){de(e,t)&&this.events.push(arguments)},Gi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)_e.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=Rr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Rr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=M();if(!t||!E(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&E(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==M())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&E(document.body,e.anchorNode)&&E(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Aa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return zr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Lo(e)&&(zr(e),t.dims=ba(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)),Qt&&(x=qn(e.doc,x),N=Kr(e.doc,N));var H=x!=n.viewFrom||N!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Xs(e,x,N),n.viewOffset=Cr(it(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var G=mo(e);if(!H&&G==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var V=sl(e);return G>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),G>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(V),h(n.cursorDiv),h(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,H&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,ci(e,400)),n.updateLineNumbers=null,!0}function Co(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==an(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Hi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Hi(e.display,e.doc,n));if(!Aa(e,t))break;Wi(e);var i=ui(e);oi(e),kn(e,i),Oa(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function La(e,t){var n=new Gi(e,t);if(Aa(e,n)){Wi(e),Co(e,n);var r=ui(e);oi(e),kn(e,r),Oa(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,x=r.lineDiv,N=x.firstChild;function H(Pe){var Ue=Pe.nextSibling;return P&&l&&e.display.currentWheelTarget==Pe?Pe.style.display="none":Pe.parentNode.removeChild(Pe),Ue}for(var G=r.view,V=r.viewFrom,ae=0;ae<G.length;ae++){var ue=G[ae];if(!ue.hidden)if(!ue.node||ue.node.parentNode!=x){var xe=Us(e,ue,V,n);x.insertBefore(xe,N)}else{for(;N!=ue.node;)N=H(N);var Ee=i&&t!=null&&t<=V&&ue.lineNumber;ue.changes&&(q(ue.changes,"gutter")>-1&&(Ee=!1),Ya(e,ue,V,n)),Ee&&(h(ue.lineNumber),ue.lineNumber.appendChild(document.createTextNode(vn(e.options,V)))),N=ue.node.nextSibling}V+=ue.size}for(;N;)N=H(N)}function Da(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Oa(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+Rr(e)+"px"}function Ao(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=Ea(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,x=r+"px",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 H=n[N].alignable;if(H)for(var G=0;G<H.length;G++)H[G].style.left=x}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Lo(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=vn(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",Da(e.display),!0}return!1}function Ra(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 Do(e){var t=e.gutters,n=e.gutterSpecs;h(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],x=i.className,N=i.style,H=t.appendChild(a("div",null,"CodeMirror-gutter "+x));N&&(H.style.cssText=N),x=="CodeMirror-linenumbers"&&(e.lineGutter=H,H.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",Da(e)}function fi(e){Do(e.display),rr(e),Ao(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=b("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=b("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var x=b("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: "+oe+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),B&&U<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!P&&!(L&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Ra(r.gutters,r.lineNumbers),Do(i),n.init(i)}var zi=0,mr=null;B?mr=-.53:L?mr=15:v?mr=-.7:_&&(mr=-1/3);function Oo(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=Oo(e);return t.x*=mr,t.y*=mr,t}function Ro(e,t){var n=Oo(t),r=n.x,i=n.y,x=e.display,N=x.scroller,H=N.scrollWidth>N.clientWidth,G=N.scrollHeight>N.clientHeight;if(!(r&&H||i&&G))return;if(i&&l&&P){e:for(var V=t.target,ae=x.view;V!=N;V=V.parentNode)for(var ue=0;ue<ae.length;ue++)if(ae[ue].node==V){e.display.currentWheelTarget=V;break e}}if(r&&!L&&!S&&mr!=null){i&&G&&li(e,Math.max(0,N.scrollTop+i*mr)),un(e,Math.max(0,N.scrollLeft+r*mr)),(!i||i&&G)&&Q(t),x.wheelStartX=null;return}if(i&&mr!=null){var xe=i*mr,Ee=e.doc.scrollTop,Pe=Ee+x.wrapper.clientHeight;xe<0?Ee=Math.max(0,Ee+xe-50):Pe=Math.min(e.doc.height,Pe+xe+50),La(e,{top:Ee,bottom:Pe})}zi<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 Ue=N.scrollLeft-x.wheelStartX,Ke=N.scrollTop-x.wheelStartY,$e=Ke&&x.wheelDY&&Ke/x.wheelDY||Ue&&x.wheelDX&&Ue/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!$e)return;mr=(mr*zi+$e)/(zi+1),++zi},200)):(x.wheelDX+=r,x.wheelDY+=i))}var pr=function(e,t){this.ranges=e,this.primIndex=t};pr.prototype.primary=function(){return this.ranges[this.primIndex]},pr.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(!zn(n.anchor,r.anchor)||!zn(n.head,r.head))return!1}return!0},pr.prototype.deepCopy=function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new Lt(yn(this.ranges[t].anchor),yn(this.ranges[t].head));return new pr(e,this.primIndex)},pr.prototype.somethingSelected=function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},pr.prototype.contains=function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(ht(t,r.from())>=0&&ht(e,r.to())<=0)return n}return-1};var Lt=function(e,t){this.anchor=e,this.head=t};Lt.prototype.from=function(){return Zr(this.anchor,this.head)},Lt.prototype.to=function(){return bn(this.anchor,this.head)},Lt.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function Lr(e,t,n){var r=e&&e.options.selectionsMayTouch,i=t[n];t.sort(function(xe,Ee){return ht(xe.from(),Ee.from())}),n=q(t,i);for(var x=1;x<t.length;x++){var N=t[x],H=t[x-1],G=ht(H.to(),N.from());if(r&&!N.empty()?G>0:G>=0){var V=Zr(H.from(),N.from()),ae=bn(H.to(),N.to()),ue=H.empty()?N.from()==N.head:H.from()==H.head;x<=n&&--n,t.splice(--x,2,new Lt(ue?ae:V,ue?V:ae))}}return new pr(t,n)}function Xr(e,t){return new pr([new Lt(e,t||e)],0)}function Vr(e){return e.text?Fe(e.from.line+e.text.length-1,$(e.text).length+(e.text.length==1?e.from.ch:0)):e.to}function _o(e,t){if(ht(e,t.from)<0)return e;if(ht(e,t.to)<=0)return Vr(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Vr(t).ch-t.to.ch),Fe(n,r)}function _a(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new Lt(_o(i.anchor,t),_o(i.head,t)))}return Lr(e.cm,n,e.sel.primIndex)}function ko(e,t,n){return e.line==t.line?Fe(n.line,e.ch-t.ch+n.ch):Fe(n.line+(e.line-t.line),e.ch)}function fl(e,t,n){for(var r=[],i=Fe(e.first,0),x=i,N=0;N<t.length;N++){var H=t[N],G=ko(H.from,i,x),V=ko(Vr(H),i,x);if(i=H.to,x=V,n=="around"){var ae=e.sel.ranges[N],ue=ht(ae.head,ae.anchor)<0;r[N]=new 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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 gi))){var H=[];this.collapse(H),this.children=[new gi(H)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<=x){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var N=i.lines.length%25+25,H=N;H<i.lines.length;){var G=new gi(i.lines.slice(H,H+=25));i.height-=G.height,this.children.splice(++r,0,G),G.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 vi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=q(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new vi(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 yi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};yi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Ct(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=ii(this);qt(n,Math.max(0,n.height-x)),e&&(dr(e,function(){es(e,n,-x),Gr(e,r,"widget")}),zt(e,"lineWidgetCleared",e,this,r))},yi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ii(this)-t;if(!i)return;Or(this.doc,r)||qt(r,r.height+i),n&&dr(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),zt(n,"lineWidgetChanged",n,e,Ct(r))})},ce(yi);function es(e,t,n){Cr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new yi(e,n,r),x=e.cm;return x&&i.noHScroll&&(x.display.alignWidgets=!0),pi(e,t,"widget",function(N){var H=N.widgets||(N.widgets=[]);if(i.insertAt==null?H.push(i):H.splice(Math.min(H.length-1,Math.max(0,i.insertAt)),0,i),i.line=N,x&&!Or(e,N)){var G=Cr(N)<e.scrollTop;qt(N,N.height+ii(i)),G&&Ca(x,i.height),x.curOp.forceUpdate=!0}return!0}),x&&zt(x,"lineWidgetAdded",x,i,typeof t=="number"?t:Ct(t)),i}var ts=0,$r=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};$r.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&cn(e),de(this,"clear")){var n=this.find();n&&zt(this,"clear",n.from,n.to)}for(var r=null,i=null,x=0;x<this.lines.length;++x){var N=this.lines[x],H=wr(N.markedSpans,this);e&&!this.collapsed?Gr(e,Ct(N),"text"):e&&(H.to!=null&&(i=Ct(N)),H.from!=null&&(r=Ct(N))),N.markedSpans=Zn(N.markedSpans,H),H.from==null&&this.collapsed&&!Or(this.doc,N)&&e&&qt(N,Dn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var G=0;G<this.lines.length;++G){var V=hr(this.lines[G]),ae=ti(V);ae>e.display.maxLineLength&&(e.display.maxLine=V,e.display.maxLineLength=ae,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&rr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&zt(e,"markerCleared",e,this,r,i),t&&fn(e),this.parent&&this.parent.clear()},$r.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=wr(x.markedSpans,this);if(N.from!=null&&(n=Fe(t?x:Ct(x),N.from),e==-1))return n;if(N.to!=null&&(r=Fe(t?x:Ct(x),N.to),e==1))return r}return n&&{from:n,to:r}},$r.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;dr(r,function(){var i=t.line,x=Ct(t.line),N=ha(r,x);if(N&&(io(N),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Or(n.doc,i)&&n.height!=null){var H=n.height;n.height=null;var G=ii(n)-H;G&&qt(i,i.height+G)}zt(r,"markerChanged",r,e)})},$r.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||q(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},$r.prototype.detachLine=function(e){if(this.lines.splice(q(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ce($r);function Nn(e,t,n,r,i){if(r&&r.shared)return Tl(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return Wt(e.cm,Nn)(e,t,n,r,i);var x=new $r(e,i),N=ht(t,n);if(r&&k(r,x,!1),N>0||N==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=b("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(Mi(e,t.line,t,n,x)||t.line!=n.line&&Mi(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}x.addToHistory&&No(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var H=t.line,G=e.cm,V;if(e.iter(H,n.line+1,function(ue){G&&x.collapsed&&!G.options.lineWrapping&&hr(ue)==G.display.maxLine&&(V=!0),x.collapsed&&H!=t.line&&qt(ue,0),sa(ue,new en(x,H==t.line?t.ch:null,H==n.line?n.ch:null)),++H}),x.collapsed&&e.iter(t.line,n.line+1,function(ue){Or(e,ue)&&qt(ue,0)}),x.clearOnEnter&&Se(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(Hr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++ts,x.atomic=!0),G){if(V&&(G.curOp.updateMaxLine=!0),x.collapsed)rr(G,t.line,n.line+1);else if(x.className||x.startStyle||x.endStyle||x.css||x.attributes||x.title)for(var ae=t.line;ae<=n.line;ae++)Gr(G,ae,"text");x.atomic&&Go(G.doc),zt(G,"markerAdded",G,x)}return x}var bi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};bi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();zt(this,"clear")},bi.prototype.find=function(e,t){return this.primary.find(e,t)},ce(bi);function Tl(e,t,n,r,i){r=k(r),r.shared=!1;var x=[Nn(e,t,n,r,i)],N=x[0],H=r.widgetNode;return Yr(e,function(G){H&&(r.widgetNode=H.cloneNode(!0)),x.push(Nn(G,pt(G,t),pt(G,n),r,i));for(var V=0;V<G.linked.length;++V)if(G.linked[V].isParent)return;N=$(x)}),new bi(x,N)}function rs(e){return e.findMarks(Fe(e.first,0),e.clipPos(Fe(e.lastLine())),function(t){return t.parent})}function Sl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),x=e.clipPos(i.from),N=e.clipPos(i.to);if(ht(x,N)){var H=Nn(e,x,N,r.primary,r.primary.type);r.markers.push(H),H.parent=r}}}function wl(e){for(var t=function(r){var i=e[r],x=[i.primary.doc];Yr(i.primary.doc,function(G){return x.push(G)});for(var N=0;N<i.markers.length;N++){var H=i.markers[N];q(x,H.doc)==-1&&(H.parent=null,i.markers.splice(N--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,nr=function(e,t,n,r,i){if(!(this instanceof nr))return new nr(e,t,n,r,i);n==null&&(n=0),vi.call(this,[new gi([new nn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var x=Fe(n,0);this.sel=Xr(x),this.history=new Xi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Pa(this,{from:x,to:x,text:e}),Yt(this,Xr(x),ve)};nr.prototype=Ae(vi.prototype,{constructor:nr,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=gn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Ht(function(e){var t=Fe(this.first,0),n=this.first+this.size-1;In(this,{from:t,to:Fe(n,it(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&si(this.cm,0,0),Yt(this,Xr(t),ve)}),replaceRange:function(e,t,n,r){t=pt(this,t),n=n?pt(this,n):t,Un(this,e,t,n,r)},getRange:function(e,t,n){var r=Pr(this,pt(this,e),pt(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Mr(this,e))return it(this,e)},getLineNumber:function(e){return Ct(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=it(this,e)),hr(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return pt(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Ht(function(e,t,n){Wo(this,pt(this,typeof e=="number"?Fe(e,t||0):e),null,n)}),setSelection:Ht(function(e,t,n){Wo(this,pt(this,e),pt(this,t||e),n)}),extendSelection:Ht(function(e,t,n){Yi(this,pt(this,e),t&&pt(this,t),n)}),extendSelections:Ht(function(e,t){jo(this,He(this,e),t)}),extendSelectionsBy:Ht(function(e,t){var n=te(this.sel.ranges,e);jo(this,He(this,n),t)}),setSelections:Ht(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new Lt(pt(this,e[i].anchor),pt(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Yt(this,Lr(this.cm,r,t),n)}),addSelection:Ht(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Lt(pt(this,e),pt(this,t||e))),Yt(this,Lr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Pr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Pr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Ht(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 H=t&&t!="end"&&fl(this,r,t),G=r.length-1;G>=0;G--)In(this,r[G]);H?Ho(this,H):this.cm&&_n(this.cm)}),undo:Ht(function(){Ji(this,"undo")}),redo:Ht(function(){Ji(this,"redo")}),undoSelection:Ht(function(){Ji(this,"undo",!0)}),redoSelection:Ht(function(){Ji(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new Xi(this.history.maxGeneration),Yr(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:Pn(this.history.done),undone:Pn(this.history.undone)}},setHistory:function(e){var t=this.history=new Xi(this.history.maxGeneration);t.done=Pn(e.done.slice(0),null,!0),t.undone=Pn(e.undone.slice(0),null,!0)},setGutterMarker:Ht(function(e,t,n){return pi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return i[t]=n,!n&&Re(i)&&(r.gutterMarkers=null),!0})}),clearGutter:Ht(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&pi(t,n,"gutter",function(){return n.gutterMarkers[e]=null,Re(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if(typeof e=="number"){if(!Mr(this,e))return null;if(t=e,e=it(this,e),!e)return null}else if(t=Ct(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:Ht(function(e,t,n){return pi(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(y(n).test(r[i]))return!1;r[i]+=" "+n}return!0})}),removeLineClass:Ht(function(e,t,n){return pi(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(y(n));if(!N)return!1;var H=N.index+N[0].length;r[i]=x.slice(0,N.index)+(!N.index||H==x.length?"":" ")+x.slice(H)||null}else return!1;return!0})}),addLineWidget:Ht(function(e,t,n){return xl(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return Nn(this,pt(this,e),pt(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(t.nodeType==null?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=pt(this,e),Nn(this,e,e,n,"bookmark")},findMarksAt:function(e){e=pt(this,e);var t=[],n=it(this,e.line).markedSpans;if(n)for(var r=0;r<n.length;++r){var i=n[r];(i.from==null||i.from<=e.ch)&&(i.to==null||i.to>=e.ch)&&t.push(i.marker.parent||i.marker)}return t},findMarks:function(e,t,n){e=pt(this,e),t=pt(this,t);var r=[],i=e.line;return this.iter(e.line,t.line+1,function(x){var N=x.markedSpans;if(N)for(var H=0;H<N.length;H++){var G=N[H];!(G.to!=null&&i==e.line&&e.ch>=G.to||G.from==null&&i!=e.line||G.from!=null&&i==t.line&&G.from>=t.ch)&&(!n||n(G.marker))&&r.push(G.marker.parent||G.marker)}++i}),r},getAllMarks:function(){var e=[];return this.iter(function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)n[r].from!=null&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t,n=this.first,r=this.lineSeparator().length;return this.iter(function(i){var x=i.text.length+r;if(x>e)return t=e,!0;e-=x,++n}),pt(this,Fe(n,t))},indexFromPos:function(e){e=pt(this,e);var t=e.ch;if(e.line<this.first||e.ch<0)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(r){t+=r.text.length+n}),t},copy:function(e){var t=new nr(gn(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;e.from!=null&&e.from>t&&(t=e.from),e.to!=null&&e.to<n&&(n=e.to);var r=new nr(gn(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],Sl(r,rs(this)),r},unlinkDoc:function(e){if(e instanceof kt&&(e=e.doc),this.linked)for(var t=0;t<this.linked.length;++t){var n=this.linked[t];if(n.doc!=e)continue;this.linked.splice(t,1),e.unlinkDoc(this),wl(rs(this));break}if(e.history==this.history){var r=[e.id];Yr(e,function(i){return r.push(i.id)},!0),e.history=new Xi(null),e.history.done=Pn(this.history.done,r),e.history.undone=Pn(this.history.undone,r)}},iterLinkedDocs:function(e){Yr(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):ct(e)},lineSeparator:function(){return this.lineSep||`
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jl=400,Wa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Wa.prototype.compare=function(e,t,n){return this.time+jl>e&&ht(t,this.pos)==0&&n==this.button};var wi,Ci;function Wl(e,t){var n=+new Date;return Ci&&Ci.compare(n,e,t)?(wi=Ci=null,"triple"):wi&&wi.compare(n,e,t)?(Ci=new Wa(n,e,t),wi=null,"double"):(wi=new Wa(n,e,t),Ci=null,"single")}function vs(e){var t=this,n=t.display;if(Ne(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Br(n,e)){P||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ha(t,e))return;var r=sn(t,e),i=Le(e),x=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Hl(t,i,r,x,e))return;i==1?r?Gl(t,r,x,e):fe(e)==n.scroller&&Q(e):i==2?(r&&Yi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(A?t.display.input.onContextMenu(e):yo(t))}function Hl(e,t,n,r,i){var x="Click";return r=="double"?x="Double"+x:r=="triple"&&(x="Triple"+x),x=(t==1?"Left":t==2?"Middle":"Right")+x,Si(e,ls(x,i),i,function(N){if(typeof N=="string"&&(N=Ti[N]),!N)return!1;var H=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),H=N(e,n)!=Te}finally{e.state.suppressEdits=!1}return H})}function Kl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var x=s?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=l?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(l?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){B?setTimeout(O(vo,e),0):e.curOp.focus=M();var i=Kl(e,n,r),x=e.doc.sel,N;e.options.dragDrop&&Ce&&!e.isReadOnly()&&n=="single"&&(N=x.contains(t))>-1&&(ht((N=x.ranges[N]).from(),t)<0||t.xRel>0)&&(ht(N.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Xl(e,r,t,i)}function zl(e,t,n,r){var 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Ke(Qe){e.state.selectingText=!1,Pe=Infinity,Qe&&(Q(Qe),i.input.focus()),Je(i.wrapper.ownerDocument,"mousemove",$e),Je(i.wrapper.ownerDocument,"mouseup",tt),x.history.lastSelOrigin=null}var $e=Wt(e,function(Qe){Qe.buttons===0||!Le(Qe)?Ke(Qe):Ue(Qe)}),tt=Wt(e,Ke);e.state.selectingText=tt,Se(i.wrapper.ownerDocument,"mousemove",$e),Se(i.wrapper.ownerDocument,"mouseup",tt)}function Vl(e,t){var n=t.anchor,r=t.head,i=it(e.doc,n.line);if(ht(n,r)==0&&n.sticky==r.sticky)return t;var x=We(i);if(!x)return t;var N=Xe(x,n.ch,n.sticky),H=x[N];if(H.from!=n.ch&&H.to!=n.ch)return t;var G=N+(H.from==n.ch==(H.level!=1)?0:1);if(G==0||G==x.length)return t;var V;if(r.line!=n.line)V=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var ae=Xe(x,r.ch,r.sticky),ue=ae-N||(r.ch-n.ch)*(H.level==1?-1:1);ae==G-1||ae==G?V=ue<0:V=ue>0}var xe=x[G+(V?-1:0)],Ee=V==(xe.level==1),Pe=Ee?xe.from:xe.to,Ue=Ee?"after":"before";return n.ch==Pe&&n.sticky==Ue?t:new Lt(new Fe(n.line,Pe,Ue),r)}function bs(e,t,n,r){var i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(xe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Q(t);var N=e.display,H=N.lineDiv.getBoundingClientRect();if(x>H.bottom||!de(e,n))return ee(t);x-=H.top-N.viewOffset;for(var G=0;G<e.display.gutterSpecs.length;++G){var V=N.gutters.childNodes[G];if(V&&V.getBoundingClientRect().right>=i){var ae=Er(e.doc,x),ue=e.display.gutterSpecs[G];return _e(e,n,e,ae,ue.className,t),ee(t)}}}function Ha(e,t){return bs(e,t,"gutterClick",!0)}function Es(e,t){if(Br(e.display,t)||Yl(e,t))return;if(Ne(e,t,"contextmenu"))return;A||e.display.input.onContextMenu(t)}function Yl(e,t){return de(e,"gutterContextMenu")?bs(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ai(e)}var jn={toString:function(){return"CodeMirror.Init"}},Ts={},ta={};function 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r.refresh()},!0),n("maxHighlightLength",1e4,hi,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Ql(e,t,n){var r=n&&n!=jn;if(!t!=!r){var i=e.display.dragFunctions,x=t?Se: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 Jl(e){e.options.lineWrapping?(F(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(f(e.display.wrapper,"CodeMirror-wrap"),Ui(e)),xa(e),rr(e),ai(e),setTimeout(function(){return kn(e)},100)}function kt(e,t){var n=this;if(!(this instanceof kt))return new kt(e,t);this.options=t=t?k(t):{},k(Ts,t,!1);var r=t.value;typeof r=="string"?r=new nr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new kt.inputStyles[t.inputStyle](this),x=this.display=new dl(e,r,i,t);x.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),wo(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new Y,keySeq:null,specialChars:null},t.autofocus&&!o&&x.input.focus(),B&&U<11&&setTimeout(function(){return n.display.input.reset(!0)},20),Zl(this),Ol(),cn(this),this.curOp.forceUpdate=!0,Mo(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Sa(n)},20):Rn(this);for(var N in ta)ta.hasOwnProperty(N)&&ta[N](this,t[N],jn);Lo(this),t.finishInit&&t.finishInit(this);for(var 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Ro(e,G)}),Se(t.scroller,"DOMMouseScroll",function(G){return Ro(e,G)}),Se(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(G){Ne(e,G)||se(G)},over:function(G){Ne(e,G)||(Dl(e,G),se(G))},start:function(G){return Ll(e,G)},drop:Wt(e,Al),leave:function(G){Ne(e,G)||is(e)}};var H=t.input.getField();Se(H,"keyup",function(G){return ps.call(e,G)}),Se(H,"keydown",Wt(e,ms)),Se(H,"keypress",Wt(e,gs)),Se(H,"focus",function(G){return Sa(e,G)}),Se(H,"blur",function(G){return Rn(e,G)})}var Ka=[];kt.defineInitHook=function(e){return Ka.push(e)};function Ai(e,t,n,r){var i=e.doc,x;n==null&&(n="add"),n=="smart"&&(i.mode.indent?x=xr(e,t).state:n="prev");var N=e.options.tabSize,H=it(i,t),G=K(H.text,null,N);H.stateAfter&&(H.stateAfter=null);var V=H.text.match(/^\s*/)[0],ae;if(!r&&!/\S/.test(H.text))ae=0,n="not";else 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`)==t){if(r.ranges.length%Dr.text.length==0){V=[];for(var ae=0;ae<Dr.text.length;ae++)V.push(x.splitLines(Dr.text[ae]))}}else G.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(V=te(G,function($e){return[$e]}));for(var ue=e.curOp.updateInput,xe=r.ranges.length-1;xe>=0;xe--){var Ee=r.ranges[xe],Pe=Ee.from(),Ue=Ee.to();Ee.empty()&&(n&&n>0?Pe=Fe(Pe.line,Pe.ch-n):e.state.overwrite&&!H?Ue=Fe(Ue.line,Math.min(it(x,Ue.line).text.length,Ue.ch+$(G).length)):H&&Dr&&Dr.lineWise&&Dr.text.join(`
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`)&&(Pe=Ue=Fe(Pe.line,0)));var Ke={from:Pe,to:Ue,text:V?V[xe%V.length]:G,origin:i||(H?"paste":e.state.cutIncoming>N?"cut":"+input")};In(e.doc,Ke),zt(e,"inputRead",e,Ke)}t&&!H&&ws(e,t),_n(e),e.curOp.updateInput<2&&(e.curOp.updateInput=ue),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Ss(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&dr(t,function(){return Ga(t,n,0,null,"paste")}),!0}function ws(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 H=0;H<x.electricChars.length;H++)if(t.indexOf(x.electricChars.charAt(H))>-1){N=Ai(e,i.head.line,"smart");break}}else x.electricInput&&(x.electricInput.test(it(e.doc,i.head.line).text.slice(0,i.head.ch))&&(N=Ai(e,i.head.line,"smart")));N&&zt(e,"electricInput",e,i.head.line)}}function Cs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,x={anchor:Fe(i,0),head:Fe(i+1,0)};n.push(x),t.push(e.getRange(x.anchor,x.head))}return{text:t,ranges:n}}function As(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ls(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return P?e.style.width="1000px":e.setAttribute("wrap","off"),m&&(e.style.border="1px solid black"),As(e),t}function ql(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var x=this.options,N=x[r];if(x[r]==i&&r!="mode")return;x[r]=i,t.hasOwnProperty(r)&&Wt(this,t[r])(this,i,N),_e(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"](qi(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:Jt(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");Z(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(N){return N.priority}),this.state.modeGen++,rr(this)}),removeOverlay:Jt(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++,rr(this);return}}}),indentLine:Jt(function(r,i,x){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Mr(this.doc,r)&&Ai(this,r,i,x)}),indentSelection:Jt(function(r){for(var i=this.doc.sel.ranges,x=-1,N=0;N<i.length;N++){var H=i[N];if(H.empty())H.head.line>x&&(Ai(this,H.head.line,r,!0),x=H.head.line,N==this.doc.sel.primIndex&&_n(this));else{var G=H.from(),V=H.to(),ae=Math.max(x,G.line);x=Math.min(this.lastLine(),V.line-(V.ch?0:1))+1;for(var ue=ae;ue<x;++ue)Ai(this,ue,r);var xe=this.doc.sel.ranges;G.ch==0&&i.length==xe.length&&xe[N].from().ch>0&&Ua(this.doc,N,new Lt(G,xe[N].to()),ve)}}}),getTokenAt:function(r,i){return Di(this,r,i)},getLineTokens:function(r,i){return Di(this,Fe(r),i,!0)},getTokenTypeAt:function(r){r=pt(this.doc,r);var i=qr(this,it(this.doc,r.line)),x=0,N=(i.length-1)/2,H=r.ch,G;if(H==0)G=i[2];else for(;;){var V=x+N>>1;if((V?i[V*2-1]:0)>=H)N=V;else if(i[V*2+1]<H)x=V+1;else{G=i[V*2+2];break}}var ae=G?G.indexOf("overlay "):-1;return ae<0?G:ae==0?null:G.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],H=this.getModeAt(r);if(typeof H[i]=="string")N[H[i]]&&x.push(N[H[i]]);else if(H[i])for(var G=0;G<H[i].length;G++){var V=N[H[i][G]];V&&x.push(V)}else H.helperType&&N[H.helperType]?x.push(N[H.helperType]):N[H.name]&&x.push(N[H.name]);for(var ae=0;ae<N._global.length;ae++){var ue=N._global[ae];ue.pred(H,this)&&q(x,ue.val)==-1&&x.push(ue.val)}return x},getStateAfter:function(r,i){var x=this.doc;return r=En(x,r==null?x.first+x.size-1:r),xr(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=pt(this.doc,r):x=r?N.from():N.to(),Ar(this,x,i||"page")},charCoords:function(r,i){return pa(this,pt(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,Er(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var N=!1,H;if(typeof r=="number"){var G=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>G&&(r=G,N=!0),H=it(this.doc,r)}else H=r;return Fi(this,H,{top:0,left:0},i||"page",x||N).top+(N?this.doc.height-Cr(H):0)},defaultTextHeight:function(){return Dn(this.display)},defaultCharWidth:function(){return On(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,N,H){var G=this.display;r=Ar(this,pt(this.doc,r));var V=r.bottom,ae=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),G.sizer.appendChild(i),N=="over")V=r.top;else if(N=="above"||N=="near"){var ue=Math.max(G.wrapper.clientHeight,this.doc.height),xe=Math.max(G.sizer.clientWidth,G.lineSpace.clientWidth);(N=="above"||r.bottom+i.offsetHeight>ue)&&r.top>i.offsetHeight?V=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ue&&(V=r.bottom),ae+i.offsetWidth>xe&&(ae=xe-i.offsetWidth)}i.style.top=V+"px",i.style.left=i.style.right="",H=="right"?(ae=G.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(H=="left"?ae=0:H=="middle"&&(ae=(G.sizer.clientWidth-i.offsetWidth)/2),i.style.left=ae+"px"),x&&Qs(this,{left:ae,top:V,right:ae+i.offsetWidth,bottom:V+i.offsetHeight})},triggerOnKeyDown:Jt(ms),triggerOnKeyPress:Jt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Jt(vs),execCommand:function(r){if(Ti.hasOwnProperty(r))return Ti[r].call(null,this)},triggerElectric:Jt(function(r){ws(this,r)}),findPosH:function(r,i,x,N){var H=1;i<0&&(H=-1,i=-i);for(var G=pt(this.doc,r),V=0;V<i&&!(G=za(this.doc,G,H,x,N),G.hitSide);++V);return G},moveH:Jt(function(r,i){var x=this;this.extendSelectionsBy(function(N){return x.display.shift||x.doc.extend||N.empty()?za(x.doc,N.head,r,i,x.options.rtlMoveVisually):r<0?N.from():N.to()},me)}),deleteH:Jt(function(r,i){var x=this.doc.sel,N=this.doc;x.somethingSelected()?N.replaceSelection("",null,"+delete"):Bn(this,function(H){var G=za(N,H.head,r,i,!1);return r<0?{from:G,to:H.head}:{from:H.head,to:G}})}),findPosV:function(r,i,x,N){var H=1,G=N;i<0&&(H=-1,i=-i);for(var V=pt(this.doc,r),ae=0;ae<i;++ae){var ue=Ar(this,V,"div");if(G==null?G=ue.left:ue.left=G,V=Ds(this,ue,H,x),V.hitSide)break}return V},moveV:Jt(function(r,i){var x=this,N=this.doc,H=[],G=!this.display.shift&&!N.extend&&N.sel.somethingSelected();if(N.extendSelectionsBy(function(ae){if(G)return r<0?ae.from():ae.to();var ue=Ar(x,ae.head,"div");ae.goalColumn!=null&&(ue.left=ae.goalColumn),H.push(ue.left);var xe=Ds(x,ue,r,i);return i=="page"&&ae==N.sel.primary()&&Ca(x,pa(x,xe,"div").top-ue.top),xe},me),H.length)for(var V=0;V<N.sel.ranges.length;V++)N.sel.ranges[V].goalColumn=H[V]}),findWordAt:function(r){var i=this.doc,x=it(i,r.line).text,N=r.ch,H=r.ch;if(x){var G=this.getHelper(r,"wordChars");(r.sticky=="before"||H==x.length)&&N?--N:++H;for(var V=x.charAt(N),ae=De(V,G)?function(ue){return De(ue,G)}:/\s/.test(V)?function(ue){return/\s/.test(ue)}:function(ue){return!/\s/.test(ue)&&!De(ue)};N>0&&ae(x.charAt(N-1));)--N;for(;H<x.length&&ae(x.charAt(H));)++H}return new Lt(Fe(r.line,N),Fe(r.line,H))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?F(this.display.cursorDiv,"CodeMirror-overwrite"):f(this.display.cursorDiv,"CodeMirror-overwrite"),_e(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==M()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Jt(function(r,i){si(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Rr(this)-this.display.barHeight,width:r.scrollWidth-Rr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:an(this)}},scrollIntoView:Jt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Fe(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Js(this,r):Eo(this,r.from,r.to,r.margin)}),setSize:Jt(function(r,i){var x=this,N=function(G){return typeof G=="number"||/^\d+$/.test(String(G))?G+"px":G};r!=null&&(this.display.wrapper.style.width=N(r)),i!=null&&(this.display.wrapper.style.height=N(i)),this.options.lineWrapping&&ao(this);var H=this.display.viewFrom;this.doc.iter(H,this.display.viewTo,function(G){if(G.widgets){for(var V=0;V<G.widgets.length;V++)if(G.widgets[V].noHScroll){Gr(x,H,"widget");break}}++H}),this.curOp.forceUpdate=!0,_e(this,"refresh",this)}),operation:function(r){return dr(this,r)},startOperation:function(){return cn(this)},endOperation:function(){return fn(this)},refresh:Jt(function(){var r=this.display.cachedTextHeight;rr(this),this.curOp.forceUpdate=!0,ai(this),si(this,this.doc.scrollLeft,this.doc.scrollTop),Da(this.display),(r==null||Math.abs(r-Dn(this.display))>.5||this.options.lineWrapping)&&xa(this),_e(this,"refresh",this)}),swapDoc:Jt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),Mo(this,r),ai(this),this.display.input.reset(),si(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,zt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},ce(e),e.registerHelper=function(r,i,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 za(e,t,n,r,i){var x=t,N=n,H=it(e,t.line),G=i&&e.direction=="rtl"?-n:n;function V(){var tt=t.line+G;return tt<e.first||tt>=e.first+e.size?!1:(t=new Fe(tt,t.ch,t.sticky),H=it(e,tt))}function ae(tt){var Qe;if(r=="codepoint"){var nt=H.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(nt)?Qe=null:Qe=new Fe(t.line,Math.max(0,Math.min(H.text.length,t.ch+n*(nt>=55296&&nt<56320?2:1))),-n)}else i?Qe=Ml(e.cm,H,t,n):Qe=Fa(H,t,n);if(Qe==null)if(!tt&&V())t=Ba(i,e.cm,H,t.line,G);else return!1;else t=Qe;return!0}if(r=="char"||r=="codepoint")ae();else if(r=="column")ae(!0);else if(r=="word"||r=="group")for(var ue=null,xe=r=="group",Ee=e.cm&&e.cm.getHelper(t,"wordChars"),Pe=!0;!(n<0&&!ae(!Pe));Pe=!1){var Ue=H.text.charAt(t.ch)||`
`,Ke=De(Ue,Ee)?"w":xe&&Ue==`
`?"n":!xe||/\s/.test(Ue)?null:"p";if(xe&&!Pe&&!Ke&&(Ke="s"),ue&&ue!=Ke){n<0&&(n=1,ae(),t.sticky="after");break}if(Ke&&(ue=Ke),n>0&&!ae(!Pe))break}var $e=Qi(e,t,x,N,!0);return zn(x,$e)&&($e.hitSide=!0),$e}function Ds(e,t,n,r){var i=e.doc,x=t.left,N;if(r=="page"){var H=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),G=Math.max(H-.5*Dn(e.display),3);N=(n>0?t.bottom:t.top)+n*G}else r=="line"&&(N=n>0?t.bottom+3:t.top-3);for(var V;!(V=va(e,x,N),!V.outside);){if(n<0?N<=0:N>=i.height){V.hitSide=!0;break}N+=n*5}return V}var Dt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Y,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};Dt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;As(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function x(H){for(var G=H.target;G;G=G.parentNode){if(G==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(G.className))break}return!1}Se(i,"paste",function(H){if(!x(H)||Ne(r,H)||Ss(H,r))return;U<=11&&setTimeout(Wt(r,function(){return t.updateFromDOM()}),20)}),Se(i,"compositionstart",function(H){t.composing={data:H.data,done:!1}}),Se(i,"compositionupdate",function(H){t.composing||(t.composing={data:H.data,done:!1})}),Se(i,"compositionend",function(H){t.composing&&(H.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),Se(i,"touchstart",function(){return n.forceCompositionEnd()}),Se(i,"input",function(){t.composing||t.readFromDOMSoon()});function N(H){if(!x(H)||Ne(r,H))return;if(r.somethingSelected())ra({lineWise:!1,text:r.getSelections()}),H.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var G=Cs(r);ra({lineWise:!0,text:G.text}),H.type=="cut"&&r.operation(function(){r.setSelections(G.ranges,0,ve),r.replaceSelection("",null,"cut")})}else return;if(H.clipboardData){H.clipboardData.clearData();var V=Dr.text.join(`
`);if(H.clipboardData.setData("Text",V),H.clipboardData.getData("Text")==V){H.preventDefault();return}}var ae=Ls(),ue=ae.firstChild;r.display.lineSpace.insertBefore(ae,r.display.lineSpace.firstChild),ue.value=Dr.text.join(`
`);var xe=document.activeElement;W(ue),setTimeout(function(){r.display.lineSpace.removeChild(ae),xe.focus(),xe==i&&n.showPrimarySelection()},50)}Se(i,"copy",N),Se(i,"cut",N)},Dt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},Dt.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},Dt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},Dt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},Dt.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=na(t,e.anchorNode,e.anchorOffset),N=na(t,e.focusNode,e.focusOffset);if(x&&!x.bad&&N&&!N.bad&&ht(Zr(x,N),r)==0&&ht(bn(x,N),i)==0)return;var H=t.display.view,G=r.line>=t.display.viewFrom&&Os(t,r)||{node:H[0].measure.map[2],offset:0},V=i.line<t.display.viewTo&&Os(t,i);if(!V){var ae=H[H.length-1].measure,ue=ae.maps?ae.maps[ae.maps.length-1]:ae.map;V={node:ue[ue.length-1],offset:ue[ue.length-2]-ue[ue.length-3]}}if(!G||!V){e.removeAllRanges();return}var xe=e.rangeCount&&e.getRangeAt(0),Ee;try{Ee=g(G.node,G.offset,V.offset,V.node)}catch(Pe){}Ee&&(!L&&t.state.focused?(e.collapse(G.node,G.offset),Ee.collapsed||(e.removeAllRanges(),e.addRange(Ee))):(e.removeAllRanges(),e.addRange(Ee)),xe&&e.anchorNode==null?e.addRange(xe):L&&this.startGracePeriod()),this.rememberSelection()},Dt.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)},Dt.prototype.showMultipleSelections=function(e){d(this.cm.display.cursorDiv,e.cursors),d(this.cm.display.selectionDiv,e.selection)},Dt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},Dt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return E(this.div,t)},Dt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},Dt.prototype.blur=function(){this.div.blur()},Dt.prototype.getField=function(){return this.div},Dt.prototype.supportsTouch=function(){return!0},Dt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():dr(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)},Dt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},Dt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&v&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=na(t,e.anchorNode,e.anchorOffset),r=na(t,e.focusNode,e.focusOffset);n&&r&&dr(t,function(){Yt(t.doc,Xr(n,r),ve),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},Dt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Fe(r.line-1,it(e.doc,r.line-1).length)),i.ch==it(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Fe(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var x,N,H;r.line==t.viewFrom||(x=ln(e,r.line))==0?(N=Ct(t.view[0].line),H=t.view[0].node):(N=Ct(t.view[x].line),H=t.view[x-1].node.nextSibling);var G=ln(e,i.line),V,ae;if(G==t.view.length-1?(V=t.viewTo-1,ae=t.lineDiv.lastChild):(V=Ct(t.view[G+1].line)-1,ae=t.view[G+1].node.previousSibling),!H)return!1;for(var ue=e.doc.splitLines(tu(e,H,ae,N,V)),xe=Pr(e.doc,Fe(N,0),Fe(V,it(e.doc,V).text.length));ue.length>1&&xe.length>1;)if($(ue)==$(xe))ue.pop(),xe.pop(),V--;else if(ue[0]==xe[0])ue.shift(),xe.shift(),N++;else break;for(var Ee=0,Pe=0,Ue=ue[0],Ke=xe[0],$e=Math.min(Ue.length,Ke.length);Ee<$e&&Ue.charCodeAt(Ee)==Ke.charCodeAt(Ee);)++Ee;for(var tt=$(ue),Qe=$(xe),nt=Math.min(tt.length-(ue.length==1?Ee:0),Qe.length-(xe.length==1?Ee:0));Pe<nt&&tt.charCodeAt(tt.length-Pe-1)==Qe.charCodeAt(Qe.length-Pe-1);)++Pe;if(ue.length==1&&xe.length==1&&N==r.line)for(;Ee&&Ee>r.ch&&tt.charCodeAt(tt.length-Pe-1)==Qe.charCodeAt(Qe.length-Pe-1);)Ee--,Pe++;ue[ue.length-1]=tt.slice(0,tt.length-Pe).replace(/^\u200b+/,""),ue[0]=ue[0].slice(Ee).replace(/\u200b+$/,"");var dt=Fe(N,Ee),lt=Fe(V,xe.length?$(xe).length-Pe:0);if(ue.length>1||ue[0]||ht(dt,lt))return Un(e.doc,ue,dt,lt,"+input"),!0},Dt.prototype.ensurePolled=function(){this.forceCompositionEnd()},Dt.prototype.reset=function(){this.forceCompositionEnd()},Dt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},Dt.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)},Dt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&dr(this.cm,function(){return 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0||a.liveMaxLatencyDuration<=a.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return s({},d,a)}function h(d){var a=d.loader;if(a!==m.default&&a!==T.default)l.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),d.progressive=!1;else{var b=Object(m.fetchSupported)();b&&(d.loader=m.default,d.progressive=!0,d.enableSoftwareAES=!0,l.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/polyfills/number.ts"),I=L("./src/utils/ewma-bandwidth-estimator.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/errors.ts"),P=L("./src/types/loader.ts"),D=L("./src/utils/logger.ts");function v(C,T){for(var m=0;m<T.length;m++){var u=T[m];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function S(C,T,m){return T&&v(C.prototype,T),m&&v(C,m),C}var _=function(){function C(m){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=m;var u=m.config;this.bwEstimator=new I.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var T=C.prototype;return T.registerListeners=function(){var u=this.hls;u.on(R.Events.FRAG_LOADING,this.onFragLoading,this),u.on(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(R.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var u=this.hls;u.off(R.Events.FRAG_LOADING,this.onFragLoading,this),u.off(R.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.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(u,o){var l=o.frag;if(l.type===P.PlaylistLevelType.MAIN&&!this.timer){var s;this.fragCurrent=l,this.partCurrent=(s=o.part)!=null?s:null,this.timer=self.setInterval(this.onCheck,100)}},T.onLevelLoaded=function(u,o){var l=this.hls.config;o.details.live?this.bwEstimator.update(l.abrEwmaSlowLive,l.abrEwmaFastLive):this.bwEstimator.update(l.abrEwmaSlowVoD,l.abrEwmaFastVoD)},T._abandonRulesCheck=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,s=l.autoLevelEnabled,w=l.config,p=l.media;if(!u||!p)return;var c=o?o.stats:u.stats,A=o?o.duration:u.duration;if(c.aborted){D.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!s||p.paused||!p.playbackRate||!p.readyState)return;var y=performance.now()-c.loading.start,f=Math.abs(p.playbackRate);if(y<=500*A/f)return;var h=l.levels,d=l.minAutoLevel,a=h[u.level],b=c.total||Math.max(c.loaded,Math.round(A*a.maxBitrate/8)),g=Math.max(1,c.bwEstimate?c.bwEstimate/8:c.loaded*1e3/y),E=(b-c.loaded)/g,M=p.currentTime,F=(B.BufferHelper.bufferInfo(p,M,w.maxBufferHole).end-M)/f;if(F>=2*A/f||E<=F)return;var j=Number.POSITIVE_INFINITY,W;for(W=u.level-1;W>d;W--){var O=h[W].maxBitrate;if(j=A*O/(8*.8*g),j<F)break}if(j>=E)return;var k=this.bwEstimator.getEstimate();D.logger.warn("Fragment "+u.sn+(o?" part "+o.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+W+`
      Current BW estimate: `+(Object(z.isFiniteNumber)(k)?(k/1024).toFixed(3):"Unknown")+` Kb/s
      Estimated load time for current fragment: `+E.toFixed(3)+` s
      Estimated load time for the next fragment: `+j.toFixed(3)+` s
      Time to underbuffer: `+F.toFixed(3)+" s"),l.nextLoadLevel=W,this.bwEstimator.sample(y,c.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),l.trigger(R.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:c})},T.onFragLoaded=function(u,o){var l=o.frag,s=o.part;if(l.type===P.PlaylistLevelType.MAIN&&Object(z.isFiniteNumber)(l.sn)){var w=s?s.stats:l.stats,p=s?s.duration:l.duration;if(this.clearTimer(),this.lastLoadedFragLevel=l.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var c=this.hls.levels[l.level],A=(c.loaded?c.loaded.bytes:0)+w.loaded,y=(c.loaded?c.loaded.duration:0)+p;c.loaded={bytes:A,duration:y},c.realBitrate=Math.round(8*A/y)}if(l.bitrateTest){var f={stats:w,frag:l,part:s,id:l.type};this.onFragBuffered(R.Events.FRAG_BUFFERED,f),l.bitrateTest=!1}}},T.onFragBuffered=function(u,o){var l=o.frag,s=o.part,w=s?s.stats:l.stats;if(w.aborted)return;if(l.type!==P.PlaylistLevelType.MAIN||l.sn==="initSegment")return;var p=w.parsing.end-w.loading.start;this.bwEstimator.sample(p,w.loaded),w.bwEstimate=this.bwEstimator.getEstimate(),l.bitrateTest?this.bitrateTestDelay=p/1e3:this.bitrateTestDelay=0},T.onError=function(u,o){switch(o.details){case U.ErrorDetails.FRAG_LOAD_ERROR:case U.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},T.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},T.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,s=l.maxAutoLevel,w=l.config,p=l.minAutoLevel,c=l.media,A=o?o.duration:u?u.duration:0,y=c?c.currentTime:0,f=c&&c.playbackRate!==0?Math.abs(c.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():w.abrEwmaDefaultEstimate,d=(B.BufferHelper.bufferInfo(c,y,w.maxBufferHole).end-y)/f,a=this.findBestLevel(h,p,s,d,w.abrBandWidthFactor,w.abrBandWidthUpFactor);if(a>=0)return a;D.logger.trace((d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var b=A?Math.min(A,w.maxStarvationDelay):w.maxStarvationDelay,g=w.abrBandWidthFactor,E=w.abrBandWidthUpFactor;if(!d){var M=this.bitrateTestDelay;if(M){var F=A?Math.min(A,w.maxLoadingDelay):w.maxLoadingDelay;b=F-M,D.logger.trace("bitrate test took "+Math.round(1e3*M)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*b)+" ms"),g=E=1}}return a=this.findBestLevel(h,p,s,d+b,g,E),Math.max(a,0)},T.findBestLevel=function(u,o,l,s,w,p){for(var c,A=this.fragCurrent,y=this.partCurrent,f=this.lastLoadedFragLevel,h=this.hls.levels,d=h[f],a=!!(d!=null&&(c=d.details)!==null&&c!==void 0&&c.live),b=d==null?void 0:d.codecSet,g=y?y.duration:A?A.duration:0,E=l;E>=o;E--){var M=h[E];if(!M||b&&M.codecSet!==b)continue;var F=M.details,j=(y?F==null?void 0:F.partTarget:F==null?void 0:F.averagetargetduration)||g,W=void 0;E<=f?W=w*u:W=p*u;var O=h[E].maxBitrate,k=O*j/W;if(D.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+E+"/"+Math.round(W)+"/"+O+"/"+j+"/"+s+"/"+k),W>O&&(!k||a&&!this.bitrateTestDelay||k<s))return E}return-1},S(C,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,o=this.bwEstimator;if(u!==-1&&(!o||!o.canEstimate()))return u;var l=this.getNextABRAutoLevel();return u!==-1&&(l=Math.min(u,l)),l},set:function(u){this._nextAutoLevel=u}}]),C}();X.default=_},"./src/controller/audio-stream-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),R=L("./src/events.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/controller/fragment-tracker.ts"),P=L("./src/types/level.ts"),D=L("./src/types/loader.ts"),v=L("./src/loader/fragment.ts"),S=L("./src/demux/chunk-cache.ts"),_=L("./src/demux/transmuxer-interface.ts"),C=L("./src/types/transmuxer.ts"),T=L("./src/controller/fragment-finders.ts"),m=L("./src/utils/discontinuities.ts"),u=L("./src/errors.ts"),o=L("./src/utils/logger.ts");function l(){return l=Object.assign||function(A){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(A[h]=f[h])}return A},l.apply(this,arguments)}function s(A,y){A.prototype=Object.create(y.prototype),A.prototype.constructor=A,w(A,y)}function w(A,y){return w=Object.setPrototypeOf||function(h,d){return h.__proto__=d,h},w(A,y)}var p=100,c=function(A){s(y,A);function y(h,d){var a;return a=A.call(this,h,d,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var f=y.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var d=this.hls;d.on(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.on(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.on(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.on(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.on(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(R.Events.ERROR,this.onError,this),d.on(R.Events.BUFFER_RESET,this.onBufferReset,this),d.on(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.on(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.on(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.on(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f._unregisterListeners=function(){var d=this.hls;d.off(R.Events.MEDIA_ATTACHED,this.onMediaAttached,this),d.off(R.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(R.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(R.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(R.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),d.off(R.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),d.off(R.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(R.Events.ERROR,this.onError,this),d.off(R.Events.BUFFER_RESET,this.onBufferReset,this),d.off(R.Events.BUFFER_CREATED,this.onBufferCreated,this),d.off(R.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),d.off(R.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(R.Events.FRAG_BUFFERED,this.onFragBuffered,this)},f.onInitPtsFound=function(d,a){var b=a.frag,g=a.id,E=a.initPTS;if(g==="main"){var M=b.cc;this.initPTS[b.cc]=E,this.log("InitPTS for cc: "+M+" found from main: "+E),this.videoTrackCC=M,this.state===I.State.WAITING_INIT_PTS&&this.tick()}},f.startLoad=function(d){if(!this.levels){this.startPosition=d,this.state=I.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(p),this.fragLoadError=0,a>0&&d===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=I.State.IDLE):(this.loadedmetadata=!1,this.state=I.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=d,this.tick()},f.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_TRACK:{var d,a=this.levels,b=this.trackId,g=a==null||((d=a[b])===null||d===void 0)?void 0:d.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=I.State.WAITING_INIT_PTS}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var E,M=performance.now(),F=this.retryDate;(!F||M>=F||(E=this.media)!==null&&E!==void 0&&E.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=I.State.IDLE);break}case I.State.WAITING_INIT_PTS:{var j=this.waitingData;if(j){var W=j.frag,O=j.part,k=j.cache,K=j.complete;if(this.initPTS[W.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.FRAG_LOADING;var Y=k.flush(),q={frag:W,part:O,payload:Y,networkDetails:null};this._handleFragmentLoadProgress(q),K&&A.prototype._handleFragmentLoadComplete.call(this,q)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+W.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var oe=this.getLoadPosition(),Te=B.BufferHelper.bufferInfo(this.mediaBuffer,oe,this.config.maxBufferHole),ve=Object(T.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,W);ve<0&&(o.logger.log("Waiting fragment cc ("+W.cc+") @ "+W.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=I.State.IDLE}}this.onTickEnd()},f.clearWaitingFragment=function(){var d=this.waitingData;d&&(this.fragmentTracker.removeFragment(d.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=I.State.IDLE)},f.onTickEnd=function(){var d=this.media;if(!d||!d.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:d,b=a.buffered;!this.loadedmetadata&&b.length&&(this.loadedmetadata=!0),this.lastCurrentTime=d.currentTime},f.doTickIdle=function(){var d,a,b=this.hls,g=this.levels,E=this.media,M=this.trackId,F=b.config;if(!g||!g[M])return;if(!E&&(this.startFragRequested||!F.startFragPrefetch))return;var j=g[M],W=j.details;if(!W||W.live&&this.levelLastLoaded!==M||this.waitForCdnTuneIn(W)){this.state=I.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,v.ElementaryStreamTypes.AUDIO,D.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,D.PlaylistLevelType.AUDIO);if(O===null)return;var k=O.len,K=this.getMaxBufferLength(),Y=this.audioSwitch;if(k>=K&&!Y)return;if(!Y&&this._streamEnded(O,W)){b.trigger(R.Events.BUFFER_EOS,{type:"audio"}),this.state=I.State.ENDED;return}var q=W.fragments,oe=q[0].start,Te=O.end;if(Y){var ve=this.getLoadPosition();Te=ve,W.PTSKnown&&ve<oe&&((O.end>oe||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),E.currentTime=oe+.05))}var ge=this.getNextFragment(Te,W);if(!ge){this.bufferFlushed=!0;return}((d=ge.decryptdata)===null||d===void 0?void 0:d.keyFormat)==="identity"&&!((a=ge.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(ge,W):this.loadFragment(ge,W,Te)},f.getMaxBufferLength=function(){var d=A.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,D.PlaylistLevelType.MAIN);return a===null?d:Math.max(d,a.len)},f.onMediaDetaching=function(){this.videoBuffer=null,A.prototype.onMediaDetaching.call(this)},f.onAudioTracksUpdated=function(d,a){var b=a.audioTracks;this.resetTransmuxer(),this.levels=b.map(function(g){return new P.Level(g)})},f.onAudioTrackSwitching=function(d,a){var b=!!a.url;this.trackId=a.id;var g=this.fragCurrent;g!=null&&g.loader&&g.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),b?this.setInterval(p):this.resetTransmuxer(),b?(this.audioSwitch=!0,this.state=I.State.IDLE):this.state=I.State.STOPPED,this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},f.onLevelLoaded=function(d,a){this.mainDetails=a.details},f.onAudioTrackLoaded=function(d,a){var b,g=this.levels,E=a.details,M=a.id;if(!g){this.warn("Audio tracks were reset while loading level "+M);return}this.log("Track "+M+" loaded ["+E.startSN+","+E.endSN+"],duration:"+E.totalduration);var F=g[M],j=0;if(E.live||(b=F.details)!==null&&b!==void 0&&b.live){var W=this.mainDetails;if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed||!W)return;!F.details&&E.hasProgramDateTime&&W.hasProgramDateTime?(Object(m.alignMediaPlaylistByPDT)(E,W),j=E.fragments[0].start):j=this.alignPlaylists(E,F.details)}F.details=E,this.levelLastLoaded=M,!this.startFragRequested&&(this.mainDetails||!E.live)&&this.setStartPosition(F.details,j),this.state===I.State.WAITING_TRACK&&!this.waitForCdnTuneIn(E)&&(this.state=I.State.IDLE),this.tick()},f._handleFragmentLoadProgress=function(d){var a,b=d.frag,g=d.part,E=d.payload,M=this.config,F=this.trackId,j=this.levels;if(!j){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+b.sn+" of level "+b.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 k=M.defaultAudioCodec||W.audioCodec||"mp4a.40.2",K=this.transmuxer;K||(K=this.transmuxer=new _.default(this.hls,D.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Y=this.initPTS[b.cc],q=(a=b.initSegment)===null||a===void 0?void 0:a.data;if(Y!==void 0){var oe=!1,Te=g?g.index:-1,ve=Te!==-1,ge=new C.ChunkMetadata(b.level,b.sn,b.stats.chunkCount,E.byteLength,Te,ve);K.push(E,q,k,"",b,g,O.totalduration,oe,ge,Y)}else{o.logger.log("Unknown video PTS for cc "+b.cc+", waiting for video PTS before demuxing audio frag "+b.sn+" of ["+O.startSN+" ,"+O.endSN+"],track "+F);var me=this.waitingData=this.waitingData||{frag:b,part:g,cache:new S.default,complete:!1},le=me.cache;le.push(new Uint8Array(E)),this.waitingVideoCC=this.videoTrackCC,this.state=I.State.WAITING_INIT_PTS}},f._handleFragmentLoadComplete=function(d){if(this.waitingData){this.waitingData.complete=!0;return}A.prototype._handleFragmentLoadComplete.call(this,d)},f.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},f.onBufferCreated=function(d,a){var b=a.tracks.audio;b&&(this.mediaBuffer=b.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},f.onFragBuffered=function(d,a){var b=a.frag,g=a.part;if(b.type!==D.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(b)){this.warn("Fragment "+b.sn+(g?" p: "+g.index:"")+" of level "+b.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}b.sn!=="initSegment"&&(this.fragPrevious=b,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(b,g)},f.onError=function(d,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==I.State.ERROR&&this.state!==I.State.STOPPED&&(this.state=a.fatal?I.State.ERROR:I.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case u.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var b=!0,g=this.getFwdBufferInfo(this.mediaBuffer,D.PlaylistLevelType.AUDIO);g&&g.len>.5&&(b=!this.reduceMaxBufferLength(g.len)),b&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},f.onBufferFlushed=function(d,a){var b=a.type;b===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},f._handleTransmuxComplete=function(d){var a,b="audio",g=this.hls,E=d.remuxResult,M=d.chunkMeta,F=this.getCurrentContext(M);if(!F){this.warn("The loading context changed while buffering fragment "+M.sn+" of level "+M.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(M.level);return}var j=F.frag,W=F.part,O=E.audio,k=E.text,K=E.id3,Y=E.initSegment;if(this.fragContextChanged(j))return;if(this.state=I.State.PARSING,this.audioSwitch&&O&&this.completeAudioSwitch(),Y!=null&&Y.tracks&&(this._bufferInitSegment(Y.tracks,j,M),g.trigger(R.Events.FRAG_PARSING_INIT_SEGMENT,{frag:j,id:b,tracks:Y.tracks})),O){var q=O.startPTS,oe=O.endPTS,Te=O.startDTS,ve=O.endDTS;W&&(W.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:q,endPTS:oe,startDTS:Te,endDTS:ve}),j.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,q,oe,Te,ve),this.bufferFragmentData(O,j,W,M)}if(K!=null&&(a=K.samples)!==null&&a!==void 0&&a.length){var ge=l({frag:j,id:b},K);g.trigger(R.Events.FRAG_PARSING_METADATA,ge)}if(k){var me=l({frag:j,id:b},k);g.trigger(R.Events.FRAG_PARSING_USERDATA,me)}},f._bufferInitSegment=function(d,a,b){if(this.state!==I.State.PARSING)return;d.video&&delete d.video;var g=d.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,d);var E=g.initSegment;if(E!=null&&E.byteLength){var M={type:"audio",frag:a,part:null,chunkMeta:b,parent:a.type,data:E};this.hls.trigger(R.Events.BUFFER_APPENDING,M)}this.tick()},f.loadFragment=function(d,a,b){var g=this.fragmentTracker.getState(d);this.fragCurrent=d,(this.audioSwitch||g===U.FragmentState.NOT_LOADED||g===U.FragmentState.PARTIAL)&&(d.sn==="initSegment"?this._loadInitSegment(d):a.live&&!Object(z.isFiniteNumber)(this.initPTS[d.cc])?(this.log("Waiting for video PTS in continuity counter "+d.cc+" of live stream before loading audio fragment "+d.sn+" of level "+this.trackId),this.state=I.State.WAITING_INIT_PTS):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,d,a,b)))},f.completeAudioSwitch=function(){var d=this.hls,a=this.media,b=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,d.trigger(R.Events.AUDIO_TRACK_SWITCHED,{id:b})},y}(I.default);X.default=c},"./src/controller/audio-track-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(_,C){for(var T=0;T<C.length;T++){var m=C[T];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(_,m.key,m)}}function P(_,C,T){return C&&U(_.prototype,C),T&&U(_,T),_}function D(_,C){_.prototype=Object.create(C.prototype),_.prototype.constructor=_,v(_,C)}function v(_,C){return v=Object.setPrototypeOf||function(m,u){return m.__proto__=u,m},v(_,C)}var S=function(_){D(C,_);function C(m){var u;return u=_.call(this,m,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var T=C.prototype;return T.registerListeners=function(){var u=this.hls;u.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(z.Events.ERROR,this.onError,this)},T.unregisterListeners=function(){var u=this.hls;u.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(z.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(z.Events.ERROR,this.onError,this)},T.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,_.prototype.destroy.call(this)},T.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},T.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},T.onAudioTrackLoaded=function(u,o){var l=o.id,s=o.details,w=this.tracksInGroup[l];if(!w){this.warn("Invalid audio track id "+l);return}var p=w.details;w.details=o.details,this.log("audioTrack "+l+" loaded ["+s.startSN+"-"+s.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,o,p))},T.onLevelLoading=function(u,o){this.switchLevel(o.level)},T.onLevelSwitching=function(u,o){this.switchLevel(o.level)},T.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var l=o.audioGroupIds[o.urlId];if(this.groupId!==l){this.groupId=l;var s=this.tracks.filter(function(p){return!l||p.groupId===l});this.selectDefaultTrack&&!s.some(function(p){return p.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=s;var w={audioTracks:s};this.log("Updating audio tracks, "+s.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(z.Events.AUDIO_TRACKS_UPDATED,w),this.selectInitialTrack()}},T.onError=function(u,o){if(_.prototype.onError.call(this,u,o),o.fatal||!o.context)return;o.context.type===B.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},T.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var l=o[this.trackId];this.log("Now switching to audio-track index "+u);var s=o[u],w=s.id,p=s.groupId,c=p===void 0?"":p,A=s.name,y=s.type,f=s.url;if(this.trackId=u,this.trackName=A,this.selectDefaultTrack=!1,this.hls.trigger(z.Events.AUDIO_TRACK_SWITCHING,{id:w,groupId:c,name:A,type:y,url:f}),s.details&&!s.details.live)return;var h=this.switchParams(s.url,l==null?void 0:l.details);this.loadPlaylist(h)},T.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,l=this.findTrackId(o)||this.findTrackId();l!==-1?this.setAudioTrack(l):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},T.findTrackId=function(u){for(var o=this.tracksInGroup,l=0;l<o.length;l++){var s=o[l];if((!this.selectDefaultTrack||s.default)&&(!u||u===s.name))return s.id}return-1},T.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var l=o.id,s=o.groupId,w=o.url;if(u)try{w=u.addDirectives(w)}catch(p){this.warn("Could not construct new URL with HLS Delivery Directives: "+p)}this.log("loading audio-track playlist for id: "+l),this.clearTimer(),this.hls.trigger(z.Events.AUDIO_TRACK_LOADING,{url:w,id:l,groupId:s,deliveryDirectives:u||null})}},P(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),C}(R.default);X.default=S},"./src/controller/base-playlist-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return P});var z=L("./src/polyfills/number.ts"),I=L("./src/types/level.ts"),R=L("./src/controller/level-helper.ts"),B=L("./src/utils/logger.ts"),U=L("./src/errors.ts"),P=function(){function D(S,_){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,_+":"),this.warn=B.logger.warn.bind(B.logger,_+":"),this.hls=S}var v=D.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(_,C){C.fatal&&C.type===U.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(_,C){var T=C==null?void 0:C.renditionReports;if(T)for(var m=0;m<T.length;m++){var u=T[m],o=""+u.URI;if(o===_.substr(-o.length)){var l=parseInt(u["LAST-MSN"]),s=parseInt(u["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var w=Math.min(C.age-C.partTarget,C.targetduration);s!==void 0&&w>C.partTarget&&(s+=1)}if(Object(z.isFiniteNumber)(l))return new I.HlsUrlParameters(l,Object(z.isFiniteNumber)(s)?s:void 0,I.HlsSkip.No)}}},v.loadPlaylist=function(_){},v.shouldLoadTrack=function(_){return this.canLoad&&_&&!!_.url&&(!_.details||_.details.live)},v.playlistLoaded=function(_,C,T){var m=this,u=C.details,o=C.stats,l=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-l,u.live||T!=null&&T.live){if(u.reloaded(T),T&&this.log("live playlist "+_+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),T&&u.fragments.length>0&&Object(R.mergeDetails)(T,u),!this.canLoad||!u.live)return;var s,w=void 0,p=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var c=this.hls.config.lowLatencyMode,A=u.lastPartSn,y=u.endSN,f=u.lastPartIndex,h=f!==-1,d=A===y,a=c?0:f;h?(w=d?y+1:A,p=d?a:f+1):w=y+1;var b=u.age,g=b+u.ageHeader,E=Math.min(g-u.partTarget,u.targetduration*1.5);if(E>0){if(T&&E>T.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+T.tuneInGoal+" to: "+E+" with playlist age: "+u.age),E=0;else{var M=Math.floor(E/u.targetduration);if(w+=M,p!==void 0){var F=Math.round(E%u.targetduration/u.partTarget);p+=F}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+b.toFixed(2)+"s goal: "+E+" skip sn "+M+" to part "+p)}u.tuneInGoal=E}if(s=this.getDeliveryDirectives(u,C.deliveryDirectives,w,p),c||!d){this.loadPlaylist(s);return}}else s=this.getDeliveryDirectives(u,C.deliveryDirectives,w,p);var j=Object(R.computeReloadInterval)(u,o);w!==void 0&&u.canBlockReload&&(j-=u.partTarget||1),this.log("reload live playlist "+_+" in "+Math.round(j)+" ms"),this.timer=self.setTimeout(function(){return m.loadPlaylist(s)},j)}else this.clearTimer()},v.getDeliveryDirectives=function(_,C,T,m){var u=Object(I.getSkipValue)(_,T);return C!=null&&C.skip&&_.deltaUpdateFailed&&(T=C.msn,m=C.part,u=I.HlsSkip.No),new I.HlsUrlParameters(T,m,u)},v.retryLoadingOrFail=function(_){var C=this,T=this.hls.config,m=this.retryCount<T.levelLoadingMaxRetry;if(m){var u;if(this.retryCount++,_.details.indexOf("LoadTimeOut")>-1&&(u=_.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+_.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 "'+_.details+'"')}}else this.warn('cannot recover from error "'+_.details+'"'),this.clearTimer(),_.fatal=!0;return m},D}()},"./src/controller/base-stream-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"State",function(){return y}),L.d(X,"default",function(){return f});var z=L("./src/polyfills/number.ts"),I=L("./src/task-loop.ts"),R=L("./src/controller/fragment-tracker.ts"),B=L("./src/utils/buffer-helper.ts"),U=L("./src/utils/logger.ts"),P=L("./src/events.ts"),D=L("./src/errors.ts"),v=L("./src/types/transmuxer.ts"),S=L("./src/utils/mp4-tools.ts"),_=L("./src/utils/discontinuities.ts"),C=L("./src/controller/fragment-finders.ts"),T=L("./src/controller/level-helper.ts"),m=L("./src/loader/fragment-loader.ts"),u=L("./src/crypt/decrypter.ts"),o=L("./src/utils/time-ranges.ts"),l=L("./src/types/loader.ts");function s(h,d){for(var a=0;a<d.length;a++){var b=d[a];b.enumerable=b.enumerable||!1,b.configurable=!0,"value"in b&&(b.writable=!0),Object.defineProperty(h,b.key,b)}}function w(h,d,a){return d&&s(h.prototype,d),a&&s(h,a),h}function p(h){if(h===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return h}function c(h,d){h.prototype=Object.create(d.prototype),h.prototype.constructor=h,A(h,d)}function A(h,d){return A=Object.setPrototypeOf||function(b,g){return b.__proto__=g,b},A(h,d)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},f=function(h){c(d,h);function d(b,g,E){var M;return M=h.call(this)||this,M.hls=void 0,M.fragPrevious=null,M.fragCurrent=null,M.fragmentTracker=void 0,M.transmuxer=null,M._state=y.STOPPED,M.media=void 0,M.mediaBuffer=void 0,M.config=void 0,M.bitrateTest=!1,M.lastCurrentTime=0,M.nextLoadPosition=0,M.startPosition=0,M.loadedmetadata=!1,M.fragLoadError=0,M.retryDate=0,M.levels=null,M.fragmentLoader=void 0,M.levelLastLoaded=null,M.startFragRequested=!1,M.decrypter=void 0,M.initPTS=[],M.onvseeking=null,M.onvended=null,M.logPrefix="",M.log=void 0,M.warn=void 0,M.logPrefix=E,M.log=U.logger.log.bind(U.logger,E+":"),M.warn=U.logger.warn.bind(U.logger,E+":"),M.hls=b,M.fragmentLoader=new m.default(b.config),M.fragmentTracker=g,M.config=b.config,M.decrypter=new u.default(b,b.config),b.on(P.Events.KEY_LOADED,M.onKeyLoaded,p(M)),M}var a=d.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=y.STOPPED},a._streamEnded=function(g,E){var M=this.fragCurrent,F=this.fragmentTracker;if(!E.live&&M&&M.sn===E.endSN&&!g.nextStart){var j=F.getState(M);return j===R.FragmentState.PARTIAL||j===R.FragmentState.OK}return!1},a.onMediaAttached=function(g,E){var M=this.media=this.mediaBuffer=E.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),M.addEventListener("seeking",this.onvseeking),M.addEventListener("ended",this.onvended);var F=this.config;this.levels&&F.autoStartLoad&&this.state===y.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,E=this.fragCurrent,M=this.media,F=this.mediaBuffer,j=this.state,W=M?M.currentTime:0,O=B.BufferHelper.bufferInfo(F||M,W,g.maxBufferHole);if(this.log("media seeking to "+(Object(z.isFiniteNumber)(W)?W.toFixed(3):W)+", state: "+j),j===y.ENDED)this.resetLoadingState();else if(E&&!O.len){var k=g.maxFragLookUpTolerance,K=E.start-k,Y=E.start+E.duration+k,q=W>Y;(W<K||q)&&(q&&E.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),E.loader.abort()),this.resetLoadingState())}M&&(this.lastCurrentTime=W),!this.loadedmetadata&&!O.len&&(this.nextLoadPosition=this.startPosition=W),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(g,E){if(this.state!==y.KEY_LOADING||E.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var M=this.levels[E.frag.level].details;M&&this.loadFragment(E.frag,M,E.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),h.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(P.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,h.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(g,E){this.log("Loading key for "+g.sn+" of ["+E.startSN+"-"+E.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=y.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(P.Events.KEY_LOADING,{frag:g})},a.loadFragment=function(g,E,M){this._loadFragForPlayback(g,E,M)},a._loadFragForPlayback=function(g,E,M){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,E,M,j).then(function(W){if(!W)return;F.fragLoadError=0;var O=F.state;if(F.fragContextChanged(g)){(O===y.FRAG_LOADING||O===y.BACKTRACKING||!F.fragCurrent&&O===y.PARSING)&&(F.fragmentTracker.removeFragment(g),F.state=y.IDLE);return}if("payload"in W&&(F.log("Loaded fragment "+g.sn+" of level "+g.level),F.hls.trigger(P.Events.FRAG_LOADED,W),F.state===y.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,E,M){if(M===void 0&&(M=null),!(g-E))return;var F={startOffset:g,endOffset:E,type:M};this.fragLoadError=0,this.hls.trigger(P.Events.BUFFER_FLUSHING,F)},a._loadInitSegment=function(g){var E=this;this._doFragLoad(g).then(function(M){if(!M||E.fragContextChanged(g)||!E.levels)throw new Error("init load aborted");return M}).then(function(M){var F=E.hls,j=M.payload,W=g.decryptdata;if(j&&j.byteLength>0&&W&&W.key&&W.iv&&W.method==="AES-128"){var O=self.performance.now();return E.decrypter.webCryptoDecrypt(new Uint8Array(j),W.key.buffer,W.iv.buffer).then(function(k){var K=self.performance.now();return F.trigger(P.Events.FRAG_DECRYPTED,{frag:g,payload:k,stats:{tstart:O,tdecrypt:K}}),M.payload=k,M})}return M}).then(function(M){var F=E.fragCurrent,j=E.hls,W=E.levels;if(!W)throw new Error("init load aborted, missing levels");var O=W[g.level].details;console.assert(O,"Level details are defined when init segment is loaded");var k=g.stats;E.state=y.IDLE,E.fragLoadError=0,g.data=new Uint8Array(M.payload),k.parsing.start=k.buffering.start=self.performance.now(),k.parsing.end=k.buffering.end=self.performance.now(),M.frag===F&&j.trigger(P.Events.FRAG_BUFFERED,{stats:k,frag:F,part:null,id:g.type}),E.tick()}).catch(function(M){E.warn(M),E.resetFragmentLoading(g)})},a.fragContextChanged=function(g){var E=this.fragCurrent;return!g||!E||g.level!==E.level||g.sn!==E.sn||g.urlId!==E.urlId},a.fragBufferedComplete=function(g,E){var M=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(E?" part: "+E.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+o.default.toString(B.BufferHelper.getBuffered(M))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(g){var E=this.transmuxer;if(!E)return;var M=g.frag,F=g.part,j=g.partsLoaded,W=!j||j.length===0||j.some(function(k){return!k}),O=new v.ChunkMetadata(M.level,M.sn,M.stats.chunkCount+1,0,F?F.index:-1,!W);E.flush(O)},a._handleFragmentLoadProgress=function(g){},a._doFragLoad=function(g,E,M,F){var j=this;if(M===void 0&&(M=null),!this.levels)throw new Error("frag load aborted, missing levels");if(M=Math.max(g.start,M||0),this.config.lowLatencyMode&&E){var W=E.partList;if(W&&F){M>g.end&&E.fragmentHint&&(g=E.fragmentHint);var O=this.getNextPart(W,g,M);if(O>-1){var k=W[O];return this.log("Loading part sn: "+g.sn+" p: "+k.index+" cc: "+g.cc+" of playlist ["+E.startSN+"-"+E.endSN+"] parts [0-"+O+"-"+(W.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(M.toFixed(3))),this.nextLoadPosition=k.start+k.duration,this.state=y.FRAG_LOADING,this.hls.trigger(P.Events.FRAG_LOADING,{frag:g,part:W[O],targetBufferTime:M}),this.doFragPartsLoad(g,W,O,F).catch(function(K){return j.handleFragLoadError(K)})}else if(!g.url||this.loadedEndOfParts(W,M))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(E?"of ["+E.startSN+"-"+E.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(M.toFixed(3))),Object(z.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=y.FRAG_LOADING,this.hls.trigger(P.Events.FRAG_LOADING,{frag:g,targetBufferTime:M}),this.fragmentLoader.load(g,F).catch(function(K){return j.handleFragLoadError(K)})},a.doFragPartsLoad=function(g,E,M,F){var j=this;return new Promise(function(W,O){var k=[],K=function Y(q){var oe=E[q];j.fragmentLoader.loadPart(g,oe,F).then(function(Te){k[oe.index]=Te;var ve=Te.part;j.hls.trigger(P.Events.FRAG_LOADED,Te);var ge=E[q+1];if(ge&&ge.fragment===g)Y(q+1);else return W({frag:g,part:ve,partsLoaded:k})}).catch(O)};K(M)})},a.handleFragLoadError=function(g){var E=g.data;return E&&E.details===D.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(E.frag,E.part):this.hls.trigger(P.Events.ERROR,E),null},a._handleTransmuxerFlush=function(g){var E=this.getCurrentContext(g);if(!E||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var M=E.frag,F=E.part,j=E.level,W=self.performance.now();M.stats.parsing.end=W,F&&(F.stats.parsing.end=W),this.updateLevelTiming(M,F,j,g.partial)},a.getCurrentContext=function(g){var E=this.levels,M=g.level,F=g.sn,j=g.part;if(!E||!E[M])return this.warn("Levels object was unset while buffering fragment "+F+" of level "+M+". The current chunk will not be buffered."),null;var W=E[M],O=j>-1?Object(T.getPartWith)(W,F,j):null,k=O?O.fragment:Object(T.getFragmentWithSN)(W,F,this.fragCurrent);return k?{frag:k,part:O,level:W}:null},a.bufferFragmentData=function(g,E,M,F){if(!g||this.state!==y.PARSING)return;var j=g.data1,W=g.data2,O=j;if(j&&W&&(O=Object(S.appendUint8Array)(j,W)),!O||!O.length)return;var k={type:g.type,frag:E,part:M,chunkMeta:F,parent:E.type,data:O};this.hls.trigger(P.Events.BUFFER_APPENDING,k),g.dropped&&g.independent&&!M&&this.flushBufferGap(E)},a.flushBufferGap=function(g){var E=this.media;if(!E)return;if(!B.BufferHelper.isBuffered(E,E.currentTime)){this.flushMainBuffer(0,g.start);return}var M=E.currentTime,F=B.BufferHelper.bufferInfo(E,M,0),j=g.duration,W=Math.min(this.config.maxFragLookUpTolerance*2,j*.25),O=Math.max(Math.min(g.start-W,F.end-W),M+W);g.start-O>W&&this.flushMainBuffer(O,g.start)},a.getFwdBufferInfo=function(g,E){var M=this.config,F=this.getLoadPosition();if(!Object(z.isFiniteNumber)(F))return null;var j=B.BufferHelper.bufferInfo(g,F,M.maxBufferHole);if(j.len===0&&j.nextStart!==void 0){var W=this.fragmentTracker.getBufferedFrag(F,E);if(W&&j.nextStart<W.end)return B.BufferHelper.bufferInfo(g,F,Math.max(j.nextStart,M.maxBufferHole))}return j},a.getMaxBufferLength=function(g){var E=this.config,M;return g?M=Math.max(8*E.maxBufferSize/g,E.maxBufferLength):M=E.maxBufferLength,Math.min(M,E.maxMaxBufferLength)},a.reduceMaxBufferLength=function(g){var E=this.config,M=g||E.maxBufferLength;return E.maxMaxBufferLength>=M?(E.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(g,E){var M,F,j=E.fragments,W=j.length;if(!W)return null;var O=this.config,k=j[0].start,K;if(E.live){var Y=O.initialLiveManifestSize;if(W<Y)return this.warn("Not enough fragments to start playback (have: "+W+", need: "+Y+")"),null;!E.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(K=this.getInitialLiveFragment(E,j),this.startPosition=K?this.hls.liveSyncPosition||K.start:g)}else g<=k&&(K=j[0]);if(!K){var q=O.lowLatencyMode?E.partEnd:E.fragmentEnd;K=this.getFragmentAtPosition(g,q,E)}return(M=K)!==null&&M!==void 0&&M.initSegment&&!((F=K)!==null&&F!==void 0&&F.initSegment.data)&&!this.bitrateTest&&(K=K.initSegment),K},a.getNextPart=function(g,E,M){for(var F=-1,j=!1,W=!0,O=0,k=g.length;O<k;O++){var K=g[O];if(W=W&&!K.independent,F>-1&&M<K.start)break;var Y=K.loaded;!Y&&(j||K.independent||W)&&K.fragment===E&&(F=O),j=Y}return F},a.loadedEndOfParts=function(g,E){var M=g[g.length-1];return M&&E>M.start&&M.loaded},a.getInitialLiveFragment=function(g,E){var M=this.fragPrevious,F=null;if(M){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+M.programDateTime),F=Object(C.findFragmentByPDT)(E,M.endProgramDateTime,this.config.maxFragLookUpTolerance)),!F){var j=M.sn+1;if(j>=g.startSN&&j<=g.endSN){var W=E[j-g.startSN];M.cc===W.cc&&(F=W,this.log("Live playlist, switching playlist, load frag with next SN: "+F.sn))}F||(F=Object(C.findFragWithCC)(E,M.cc),F&&this.log("Live playlist, switching playlist, load frag with same CC: "+F.sn))}}else{var O=this.hls.liveSyncPosition;O!==null&&(F=this.getFragmentAtPosition(O,this.bitrateTest?g.fragmentEnd:g.edge,g))}return F},a.getFragmentAtPosition=function(g,E,M){var F=this.config,j=this.fragPrevious,W=M.fragments,O=M.endSN,k=M.fragmentHint,K=F.maxFragLookUpTolerance,Y=!!(F.lowLatencyMode&&M.partList&&k);Y&&k&&!this.bitrateTest&&(W=W.concat(k),O=k.sn);var q;if(g<E){var oe=g>E-K?0:K;q=Object(C.findFragmentByPTS)(j,W,g,oe)}else q=W[W.length-1];if(q){var Te=q.sn-M.startSN,ve=j&&q.level===j.level,ge=W[Te+1],me=this.fragmentTracker.getState(q);if(me===R.FragmentState.BACKTRACKED){q=null;for(var le=Te;W[le]&&this.fragmentTracker.getState(W[le])===R.FragmentState.BACKTRACKED;)j?q=W[le--]:q=W[--le];q||(q=ge)}else j&&q.sn===j.sn&&!Y&&(ve&&(q.sn<O&&this.fragmentTracker.getState(ge)!==R.FragmentState.OK?(this.log("SN "+q.sn+" just loaded, load next one: "+ge.sn),q=ge):q=null))}return q},a.synchronizeToLiveEdge=function(g){var E=this.config,M=this.media;if(!M)return;var F=this.hls.liveSyncPosition,j=M.currentTime,W=g.fragments[0].start,O=g.edge,k=j>=W-E.maxFragLookUpTolerance&&j<=O;if(F!==null&&M.duration>F&&(j<F||!k)){var K=E.liveMaxLatencyDuration!==void 0?E.liveMaxLatencyDuration:E.liveMaxLatencyDurationCount*g.targetduration;(!k&&M.readyState<4||j<O-K)&&(this.loadedmetadata||(this.nextLoadPosition=F),M.readyState&&(this.warn("Playback: "+j.toFixed(3)+" is located too far from the end of live sliding playlist: "+O+", reset currentTime to : "+F.toFixed(3)),M.currentTime=F))}},a.alignPlaylists=function(g,E){var M=this.levels,F=this.levelLastLoaded,j=this.fragPrevious,W=F!==null?M[F]:null,O=g.fragments.length;if(!O)return this.warn("No fragments in live playlist"),0;var k=g.fragments[0].start,K=!E,Y=g.alignedSliding&&Object(z.isFiniteNumber)(k);if(K||!Y&&!k){Object(_.alignStream)(j,W,g);var q=g.fragments[0].start;return this.log("Live playlist sliding: "+q.toFixed(2)+" start-sn: "+(E?E.startSN:"na")+"->"+g.startSN+" prev-sn: "+(j?j.sn:"na")+" fragments: "+O),q}return k},a.waitForCdnTuneIn=function(g){var E=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*E)},a.setStartPosition=function(g,E){var M=this.startPosition;if(M<E&&(M=-1),M===-1||this.lastCurrentTime===-1){var F=g.startTimeOffset;Object(z.isFiniteNumber)(F)?(M=E+F,F<0&&(M+=g.totalduration),M=Math.min(Math.max(E,M),E+g.totalduration),this.log("Start time offset "+F+" found in playlist, adjust startPosition to "+M),this.startPosition=M):g.live?M=this.hls.liveSyncPosition||E:this.startPosition=M=0,this.lastCurrentTime=M}this.nextLoadPosition=M},a.getLoadPosition=function(){var g=this.media,E=0;return this.loadedmetadata&&g?E=g.currentTime:this.nextLoadPosition&&(E=this.nextLoadPosition),E},a.handleFragLoadAborted=function(g,E){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(E?" part"+E.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},a.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(g,E){if(E.fatal)return;var M=E.frag;if(!M||M.type!==g)return;var F=this.fragCurrent;console.assert(F&&M.sn===F.sn&&M.level===F.level&&M.urlId===F.urlId,"Frag load error must match current frag to retry");var j=this.config;if(this.fragLoadError+1<=j.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(M.level))return;var W=Math.min(Math.pow(2,this.fragLoadError)*j.fragLoadingRetryDelay,j.fragLoadingMaxRetryTimeout);this.warn("Fragment "+M.sn+" of "+g+" "+M.level+" failed to load, retrying in "+W+"ms"),this.retryDate=self.performance.now()+W,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else E.levelRetry?(g===l.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(U.logger.error(E.details+" reaches max retry, redispatch as fatal ..."),E.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(g,E,M){if(!g)return;var F=B.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(E,F,M),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var E=this.levels?this.levels[g].details:null;if(E!=null&&E.live)return this.startPosition=-1,this.setStartPosition(E,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(g,E,M,F){var j=this,W=M.details;console.assert(!!W,"level.details must be defined");var O=Object.keys(g.elementaryStreams).reduce(function(k,K){var Y=g.elementaryStreams[K];if(Y){var q=Y.endPTS-Y.startPTS;if(q<=0)return j.warn("Could not parse fragment "+g.sn+" "+K+" duration reliably ("+q+") resetting transmuxer to fallback to playlist timing"),j.resetTransmuxer(),k||!1;var oe=F?0:Object(T.updateFragPTSDTS)(W,g,Y.startPTS,Y.endPTS,Y.startDTS,Y.endDTS);return j.hls.trigger(P.Events.LEVEL_PTS_UPDATED,{details:W,level:M,drift:oe,type:K,frag:g,start:Y.startPTS,end:Y.endPTS}),!0}return k},!1);O?(this.state=y.PARSED,this.hls.trigger(P.Events.FRAG_PARSED,{frag:g,part:E})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},w(d,[{key:"state",get:function(){return this._state},set:function(g){var E=this._state;E!==g&&(this._state=g,this.log(E+"->"+g))}}]),d}(I.default)},"./src/controller/buffer-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return C});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/utils/logger.ts"),B=L("./src/errors.ts"),U=L("./src/utils/buffer-helper.ts"),P=L("./src/utils/mediasource-helper.ts"),D=L("./src/loader/fragment.ts"),v=L("./src/controller/buffer-operation-queue.ts"),S=Object(P.getMediaSource)(),_=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function T(u){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var l=o.hls,s=o.media,w=o.mediaSource;R.logger.log("[buffer-controller]: Media source opened"),s&&(o.updateMediaElementDuration(),l.trigger(I.Events.MEDIA_ATTACHED,{media:s})),w&&w.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=u,this._initSourceBuffer(),this.registerListeners()}var m=T.prototype;return m.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},m.destroy=function(){this.unregisterListeners(),this.details=null},m.registerListeners=function(){var o=this.hls;o.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(I.Events.BUFFER_RESET,this.onBufferReset,this),o.on(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(I.Events.BUFFER_EOS,this.onBufferEos,this),o.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(I.Events.FRAG_PARSED,this.onFragParsed,this),o.on(I.Events.FRAG_CHANGED,this.onFragChanged,this)},m.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(I.Events.BUFFER_RESET,this.onBufferReset,this),o.off(I.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(I.Events.BUFFER_EOS,this.onBufferEos,this),o.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(I.Events.FRAG_PARSED,this.onFragParsed,this),o.off(I.Events.FRAG_CHANGED,this.onFragChanged,this)},m._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new v.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},m.onManifestParsed=function(o,l){var s=2;(l.audio&&!l.video||!l.altAudio)&&(s=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=s,this.details=null,R.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},m.onMediaAttaching=function(o,l){var s=this.media=l.media;if(s&&S){var w=this.mediaSource=new S;w.addEventListener("sourceopen",this._onMediaSourceOpen),w.addEventListener("sourceended",this._onMediaSourceEnded),w.addEventListener("sourceclose",this._onMediaSourceClose),s.src=self.URL.createObjectURL(w),this._objectUrl=s.src}},m.onMediaDetaching=function(){var o=this.media,l=this.mediaSource,s=this._objectUrl;if(l){if(R.logger.log("[buffer-controller]: media source detaching"),l.readyState==="open")try{l.endOfStream()}catch(w){R.logger.warn("[buffer-controller]: onMediaDetaching: "+w.message+" while calling endOfStream")}this.onBufferReset(),l.removeEventListener("sourceopen",this._onMediaSourceOpen),l.removeEventListener("sourceended",this._onMediaSourceEnded),l.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(s&&self.URL.revokeObjectURL(s),o.src===s?(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(I.Events.MEDIA_DETACHED,void 0)},m.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(l){var s=o.sourceBuffer[l];try{s&&(o.removeBufferListeners(l),o.mediaSource&&o.mediaSource.removeSourceBuffer(s),o.sourceBuffer[l]=void 0)}catch(w){R.logger.warn("[buffer-controller]: Failed to reset the "+l+" buffer",w)}}),this._initSourceBuffer()},m.onBufferCodecs=function(o,l){var s=this,w=this.getSourceBufferTypes().length;if(Object.keys(l).forEach(function(p){if(w){var c=s.tracks[p];if(c&&typeof c.buffer.changeType=="function"){var A=l[p],y=A.codec,f=A.levelCodec,h=A.container,d=(c.levelCodec||c.codec).replace(_,"$1"),a=(f||y).replace(_,"$1");if(d!==a){var b=h+";codecs="+(f||y);s.appendChangeType(p,b)}}}else s.pendingTracks[p]=l[p]}),w)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},m.appendChangeType=function(o,l){var s=this,w=this.operationQueue,p={execute:function(){var A=s.sourceBuffer[o];A&&(R.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+l),A.changeType(l)),w.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(A){R.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",A)}};w.append(p,o)},m.onBufferAppending=function(o,l){var s=this,w=this.hls,p=this.operationQueue,c=this.tracks,A=l.data,y=l.type,f=l.frag,h=l.part,d=l.chunkMeta,a=d.buffering[y],b=self.performance.now();a.start=b;var g=f.stats.buffering,E=h?h.stats.buffering:null;g.start===0&&(g.start=b),E&&E.start===0&&(E.start=b);var M=c.audio,F=y==="audio"&&d.id===1&&(M==null?void 0:M.container)==="audio/mpeg",j={execute:function(){if(a.executeStart=self.performance.now(),F){var O=s.sourceBuffer[y];if(O){var k=f.start-O.timestampOffset;Math.abs(k)>=.1&&(R.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+f.start+" (delta: "+k+") sn: "+f.sn+")"),O.timestampOffset=f.start)}}s.appendExecutor(A,y)},onStart:function(){},onComplete:function(){var O=self.performance.now();a.executeEnd=a.end=O,g.first===0&&(g.first=O),E&&E.first===0&&(E.first=O);var k=s.sourceBuffer,K={};for(var Y in k)K[Y]=U.BufferHelper.getBuffered(k[Y]);s.appendError=0,s.hls.trigger(I.Events.BUFFER_APPENDED,{type:y,frag:f,part:h,chunkMeta:d,parent:f.type,timeRanges:K})},onError:function(O){R.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",O);var k={type:B.ErrorTypes.MEDIA_ERROR,parent:f.type,details:B.ErrorDetails.BUFFER_APPEND_ERROR,err:O,fatal:!1};O.code===DOMException.QUOTA_EXCEEDED_ERR?k.details=B.ErrorDetails.BUFFER_FULL_ERROR:(s.appendError++,k.details=B.ErrorDetails.BUFFER_APPEND_ERROR,s.appendError>w.config.appendErrorMaxRetry&&(R.logger.error("[buffer-controller]: Failed "+w.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),k.fatal=!0)),w.trigger(I.Events.ERROR,k)}};p.append(j,y)},m.onBufferFlushing=function(o,l){var s=this,w=this.operationQueue,p=function(A){return{execute:s.removeExecutor.bind(s,A,l.startOffset,l.endOffset),onStart:function(){},onComplete:function(){s.hls.trigger(I.Events.BUFFER_FLUSHED,{type:A})},onError:function(f){R.logger.warn("[buffer-controller]: Failed to remove from "+A+" SourceBuffer",f)}}};l.type?w.append(p(l.type),l.type):this.getSourceBufferTypes().forEach(function(c){w.append(p(c),c)})},m.onFragParsed=function(o,l){var s=this,w=l.frag,p=l.part,c=[],A=p?p.elementaryStreams:w.elementaryStreams;A[D.ElementaryStreamTypes.AUDIOVIDEO]?c.push("audiovideo"):(A[D.ElementaryStreamTypes.AUDIO]&&c.push("audio"),A[D.ElementaryStreamTypes.VIDEO]&&c.push("video"));var y=function(){var h=self.performance.now();w.stats.buffering.end=h,p&&(p.stats.buffering.end=h);var d=p?p.stats:w.stats;s.hls.trigger(I.Events.FRAG_BUFFERED,{frag:w,part:p,stats:d,id:w.type})};c.length===0&&R.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+w.type+" level: "+w.level+" sn: "+w.sn),this.blockBuffers(y,c)},m.onFragChanged=function(o,l){this.flushBackBuffer()},m.onBufferEos=function(o,l){var s=this,w=this.getSourceBufferTypes().reduce(function(p,c){var A=s.sourceBuffer[c];return(!l.type||l.type===c)&&(A&&!A.ended&&(A.ended=!0,R.logger.log("[buffer-controller]: "+c+" sourceBuffer now EOS"))),p&&!!(!A||A.ended)},!0);w&&this.blockBuffers(function(){var p=s.mediaSource;if(!p||p.readyState!=="open")return;p.endOfStream()})},m.onLevelUpdated=function(o,l){var s=l.details;if(!s.fragments.length)return;this.details=s,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},m.flushBackBuffer=function(){var o=this.hls,l=this.details,s=this.media,w=this.sourceBuffer;if(!s||l===null)return;var p=this.getSourceBufferTypes();if(!p.length)return;var c=l.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(z.isFiniteNumber)(c)||c<0)return;var A=s.currentTime,y=l.levelTargetDuration,f=Math.max(c,y),h=Math.floor(A/y)*y-f;p.forEach(function(d){var a=w[d];if(a){var b=U.BufferHelper.getBuffered(a);b.length>0&&h>b.start(0)&&(o.trigger(I.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),l.live&&o.trigger(I.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),o.trigger(I.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:d}))}})},m.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,l=this.hls,s=this.media,w=this.mediaSource,p=o.fragments[0].start+o.totalduration,c=s.duration,A=Object(z.isFiniteNumber)(w.duration)?w.duration:0;o.live&&l.config.liveDurationInfinity?(R.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),w.duration=Infinity,this.updateSeekableRange(o)):(p>A&&p>c||!Object(z.isFiniteNumber)(c))&&(R.logger.log("[buffer-controller]: Updating Media Source duration to "+p.toFixed(3)),w.duration=p)},m.updateSeekableRange=function(o){var l=this.mediaSource,s=o.fragments,w=s.length;if(w&&o.live&&l!==null&&l!==void 0&&l.setLiveSeekableRange){var p=Math.max(0,s[0].start),c=Math.max(p,p+o.totalduration);l.setLiveSeekableRange(p,c)}},m.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,l=this.operationQueue,s=this.pendingTracks,w=Object.keys(s).length;if(w&&!o||w===2){this.createSourceBuffers(s),this.pendingTracks={};var p=this.getSourceBufferTypes();if(p.length===0){this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}p.forEach(function(c){l.executeNext(c)})}},m.createSourceBuffers=function(o){var l=this.sourceBuffer,s=this.mediaSource;if(!s)throw Error("createSourceBuffers called when mediaSource was null");var w=0;for(var p in o)if(!l[p]){var c=o[p];if(!c)throw Error("source buffer exists for track "+p+", however track does not");var A=c.levelCodec||c.codec,y=c.container+";codecs="+A;R.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var f=l[p]=s.addSourceBuffer(y),h=p;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[p]={buffer:f,codec:A,container:c.container,levelCodec:c.levelCodec,id:c.id},w++}catch(d){R.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+d.message),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:d,mimeType:y})}}w&&this.hls.trigger(I.Events.BUFFER_CREATED,{tracks:this.tracks})},m._onSBUpdateStart=function(o){var l=this.operationQueue,s=l.current(o);s.onStart()},m._onSBUpdateEnd=function(o){var l=this.operationQueue,s=l.current(o);s.onComplete(),l.shiftAndExecuteNext(o)},m._onSBUpdateError=function(o,l){R.logger.error("[buffer-controller]: "+o+" SourceBuffer error",l),this.hls.trigger(I.Events.ERROR,{type:B.ErrorTypes.MEDIA_ERROR,details:B.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var s=this.operationQueue.current(o);s&&s.onError(l)},m.removeExecutor=function(o,l,s){var w=this.media,p=this.mediaSource,c=this.operationQueue,A=this.sourceBuffer,y=A[o];if(!w||!p||!y){R.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),c.shiftAndExecuteNext(o);return}var f=Object(z.isFiniteNumber)(w.duration)?w.duration:Infinity,h=Object(z.isFiniteNumber)(p.duration)?p.duration:Infinity,d=Math.max(0,l),a=Math.min(s,f,h);a>d?(R.logger.log("[buffer-controller]: Removing ["+d+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(d,a)):c.shiftAndExecuteNext(o)},m.appendExecutor=function(o,l){var s=this.operationQueue,w=this.sourceBuffer,p=w[l];if(!p){R.logger.warn("[buffer-controller]: Attempting to append to the "+l+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(l);return}p.ended=!1,console.assert(!p.updating,l+" sourceBuffer must not be updating"),p.appendBuffer(o)},m.blockBuffers=function(o,l){var s=this;if(l===void 0&&(l=this.getSourceBufferTypes()),!l.length){R.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var w=this.operationQueue,p=l.map(function(c){return w.appendBlocker(c)});Promise.all(p).then(function(){o(),l.forEach(function(c){var A=s.sourceBuffer[c];(!A||!A.updating)&&w.shiftAndExecuteNext(c)})})},m.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},m.addBufferListener=function(o,l,s){var w=this.sourceBuffer[o];if(!w)return;var p=s.bind(this,o);this.listeners[o].push({event:l,listener:p}),w.addEventListener(l,p)},m.removeBufferListeners=function(o){var l=this.sourceBuffer[o];if(!l)return;this.listeners[o].forEach(function(s){l.removeEventListener(s.event,s.listener)})},T}()},"./src/controller/buffer-operation-queue.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return I});var z=L("./src/utils/logger.ts"),I=function(){function R(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var B=R.prototype;return B.append=function(P,D){var v=this.queues[D];v.push(P),v.length===1&&this.buffers[D]&&this.executeNext(D)},B.insertAbort=function(P,D){var v=this.queues[D];v.unshift(P),this.executeNext(D)},B.appendBlocker=function(P){var D,v=new Promise(function(_){D=_}),S={execute:D,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(S,P),v},B.executeNext=function(P){var D=this.buffers,v=this.queues,S=D[P],_=v[P];if(_.length){var C=_[0];try{C.execute()}catch(T){z.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(T),(!S||!S.updating)&&(_.shift(),this.executeNext(P))}}},B.shiftAndExecuteNext=function(P){this.queues[P].shift(),this.executeNext(P)},B.current=function(P){return this.queues[P][0]},R}()},"./src/controller/cap-level-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts");function I(U,P){for(var D=0;D<P.length;D++){var v=P[D];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(U,v.key,v)}}function R(U,P,D){return P&&I(U.prototype,P),D&&I(U,D),U}var B=function(){function U(D){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=D,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var P=U.prototype;return P.setStreamController=function(v){this.streamController=v},P.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},P.registerListeners=function(){var v=this.hls;v.on(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.on(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.unregisterListener=function(){var v=this.hls;v.off(z.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.off(z.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},P.onFpsDropLevelCapping=function(v,S){U.isLevelAllowed(S.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(S.droppedLevel)},P.onMediaAttaching=function(v,S){this.media=S.media instanceof HTMLVideoElement?S.media:null},P.onManifestParsed=function(v,S){var _=this.hls;this.restrictedLevels=[],this.firstLevel=S.firstLevel,_.config.capLevelToPlayerSize&&S.video&&this.startCapping()},P.onBufferCodecs=function(v,S){var _=this.hls;_.config.capLevelToPlayerSize&&S.video&&this.startCapping()},P.onMediaDetaching=function(){this.stopCapping()},P.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var v=this.hls.levels;if(v.length){var S=this.hls;S.autoLevelCapping=this.getMaxLevel(v.length-1),S.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=S.autoLevelCapping}}},P.getMaxLevel=function(v){var S=this,_=this.hls.levels;if(!_.length)return-1;var C=_.filter(function(T,m){return U.isLevelAllowed(m,S.restrictedLevels)&&m<=v});return this.clientRect=null,U.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},P.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},P.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},P.getDimensions=function(){if(this.clientRect)return this.clientRect;var v=this.media,S={width:0,height:0};if(v){var _=v.getBoundingClientRect();S.width=_.width,S.height=_.height,!S.width&&!S.height&&(S.width=_.right-_.left||v.width||0,S.height=_.bottom-_.top||v.height||0)}return this.clientRect=S,S},U.isLevelAllowed=function(v,S){return S===void 0&&(S=[]),S.indexOf(v)===-1},U.getMaxLevelByMediaSize=function(v,S,_){if(!v||!v.length)return-1;for(var C=function(l,s){return s?l.width!==s.width||l.height!==s.height:!0},T=v.length-1,m=0;m<v.length;m+=1){var u=v[m];if((u.width>=S||u.height>=_)&&C(u,v[m+1])){T=m;break}}return T},R(U,[{key:"mediaWidth",get:function(){return this.getDimensions().width*U.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*U.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var v=1;try{v=self.devicePixelRatio}catch(S){}return v}}]),U}();X.default=B},"./src/controller/cmcd-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return C});var z=L("./src/events.ts"),I=L("./src/types/cmcd.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/utils/logger.ts");function U(T,m){for(var u=0;u<m.length;u++){var o=m[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(T,o.key,o)}}function P(T,m,u){return m&&U(T.prototype,m),u&&U(T,u),T}function D(T,m){var u=typeof Symbol!="undefined"&&T[Symbol.iterator]||T["@@iterator"];if(u)return(u=u.call(T)).next.bind(u);if(Array.isArray(T)||(u=v(T))||m&&T&&typeof T.length=="number"){u&&(T=u);var o=0;return function(){return o>=T.length?{done:!0}:{done:!1,value:T[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function v(T,m){if(!T)return;if(typeof T=="string")return S(T,m);var u=Object.prototype.toString.call(T).slice(8,-1);if(u==="Object"&&T.constructor&&(u=T.constructor.name),u==="Map"||u==="Set")return Array.from(T);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return S(T,m)}function S(T,m){(m==null||m>T.length)&&(m=T.length);for(var u=0,o=new Array(m);u<m;u++)o[u]=T[u];return o}function _(){return _=Object.assign||function(T){for(var m=1;m<arguments.length;m++){var u=arguments[m];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(T[o]=u[o])}return T},_.apply(this,arguments)}var C=function(){function T(u){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(w){try{o.apply(w,{ot:I.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(p){B.logger.warn("Could not generate manifest CMCD data.",p)}},this.applyFragmentData=function(w){try{var p=w.frag,c=o.hls.levels[p.level],A=o.getObjectType(p),y={d:p.duration*1e3,ot:A};(A===I.CMCDObjectType.VIDEO||A===I.CMCDObjectType.AUDIO||A==I.CMCDObjectType.MUXED)&&(y.br=c.bitrate/1e3,y.tb=o.getTopBandwidth(A),y.bl=o.getBufferLength(A)),o.apply(w,y)}catch(f){B.logger.warn("Could not generate segment CMCD data.",f)}},this.hls=u;var l=this.config=u.config,s=l.cmcd;s!=null&&(l.pLoader=this.createPlaylistLoader(),l.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||T.uuid(),this.cid=s.contentId,this.useHeaders=s.useHeaders===!0,this.registerListeners())}var m=T.prototype;return m.registerListeners=function(){var o=this.hls;o.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(z.Events.BUFFER_CREATED,this.onBufferCreated,this)},m.unregisterListeners=function(){var o=this.hls;o.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(z.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},m.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},m.onMediaAttached=function(o,l){this.media=l.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},m.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},m.onBufferCreated=function(o,l){var s,w;this.audioBuffer=(s=l.tracks.audio)===null||s===void 0?void 0:s.buffer,this.videoBuffer=(w=l.tracks.video)===null||w===void 0?void 0:w.buffer},m.createData=function(){var o;return{v:I.CMCDVersion,sf:I.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},m.apply=function(o,l){l===void 0&&(l={}),_(l,this.createData());var s=l.ot===I.CMCDObjectType.INIT||l.ot===I.CMCDObjectType.VIDEO||l.ot===I.CMCDObjectType.MUXED;if(this.starved&&s&&(l.bs=!0,l.su=!0,this.starved=!1),l.su==null&&(l.su=this.buffering),this.useHeaders){var w=T.toHeaders(l);if(!Object.keys(w).length)return;o.headers||(o.headers={}),_(o.headers,w)}else{var p=T.toQuery(l);if(!p)return;o.url=T.appendQueryToUri(o.url,p)}},m.getObjectType=function(o){var l=o.type;return l==="subtitle"?I.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?I.CMCDObjectType.INIT:l==="audio"?I.CMCDObjectType.AUDIO:l==="main"?this.hls.audioTracks.length?I.CMCDObjectType.VIDEO:I.CMCDObjectType.MUXED:void 0},m.getTopBandwidth=function(o){for(var l=0,s=o===I.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,w=D(s),p;!(p=w()).done;){var c=p.value;c.bitrate>l&&(l=c.bitrate)}return l>0?l:NaN},m.getBufferLength=function(o){var l=this.hls.media,s=o===I.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!l)return NaN;var w=R.BufferHelper.bufferInfo(s,l.currentTime,this.config.maxBufferHole);return w.len*1e3},m.createPlaylistLoader=function(){var o=this.config.pLoader,l=this.applyPlaylistData,s=o||this.config.loader;return function(){function w(c){this.loader=void 0,this.loader=new s(c)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(A,y,f){l(A),this.loader.load(A,y,f)},P(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},m.createFragmentLoader=function(){var o=this.config.fLoader,l=this.applyFragmentData,s=o||this.config.loader;return function(){function w(c){this.loader=void 0,this.loader=new s(c)}var p=w.prototype;return p.destroy=function(){this.loader.destroy()},p.abort=function(){this.loader.abort()},p.load=function(A,y,f){l(A),this.loader.load(A,y,f)},P(w,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),w}()},T.uuid=function(){var o=URL.createObjectURL(new Blob),l=o.toString();return URL.revokeObjectURL(o),l.substr(l.lastIndexOf("/")+1)},T.serialize=function(o){for(var l=[],s=function(F){return!Number.isNaN(F)&&F!=null&&F!==""&&F!==!1},w=function(F){return Math.round(F)},p=function(F){return w(F/100)*100},c=function(F){return encodeURIComponent(F)},A={br:w,d:w,bl:p,dl:p,mtp:p,nor:c,rtp:p,tb:w},y=Object.keys(o||{}).sort(),f=D(y),h;!(h=f()).done;){var d=h.value,a=o[d];if(!s(a))continue;if(d==="v"&&a===1)continue;if(d=="pr"&&a===1)continue;var b=A[d];b&&(a=b(a));var g=typeof a,E=void 0;d==="ot"||d==="sf"||d==="st"?E=d+"="+a:g==="boolean"?E=d:g==="number"?E=d+"="+a:E=d+"="+JSON.stringify(a),l.push(E)}return l.join(",")},T.toHeaders=function(o){for(var l=Object.keys(o),s={},w=["Object","Request","Session","Status"],p=[{},{},{},{}],c={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},A=0,y=l;A<y.length;A++){var f=y[A],h=c[f]!=null?c[f]:1;p[h][f]=o[f]}for(var d=0;d<p.length;d++){var a=T.serialize(p[d]);a&&(s["CMCD-"+w[d]]=a)}return s},T.toQuery=function(o){return"CMCD="+encodeURIComponent(T.serialize(o))},T.appendQueryToUri=function(o,l){if(!l)return o;var s=o.includes("?")?"&":"?";return""+o+s+l},T}()},"./src/controller/eme-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/utils/logger.ts"),B=L("./src/utils/mediakeys-helper.ts");function U(C,T){for(var m=0;m<T.length;m++){var u=T[m];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function P(C,T,m){return T&&U(C.prototype,T),m&&U(C,m),C}var D=3,v=function(T,m,u){var o={audioCapabilities:[],videoCapabilities:[]};return T.forEach(function(l){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+l+'"',robustness:u.audioRobustness||""})}),m.forEach(function(l){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+l+'"',robustness:u.videoRobustness||""})}),[o]},S=function(T,m,u,o){switch(T){case B.KeySystems.WIDEVINE:return v(m,u,o);default:throw new Error("Unknown key-system: "+T)}},_=function(){function C(m){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=m,this._config=m.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(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T._unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(z.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this)},T.getLicenseServerUrl=function(u){switch(u){case B.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},T._attemptKeySystemAccess=function(u,o,l){var s=this,w=S(u,o,l,this._drmSystemOptions);R.logger.log("Requesting encrypted media key-system access");var p=this.requestMediaKeySystemAccess(u,w);this.mediaKeysPromise=p.then(function(c){return s._onMediaKeySystemAccessObtained(u,c)}),p.catch(function(c){R.logger.error('Failed to obtain key-system "'+u+'" access:',c)})},T._onMediaKeySystemAccessObtained=function(u,o){var l=this;R.logger.log('Access for key-system "'+u+'" obtained');var s={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(s);var w=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(p){return s.mediaKeys=p,R.logger.log('Media-keys created for key-system "'+u+'"'),l._onMediaKeysCreated(),p});return w.catch(function(p){R.logger.error("Failed to create media-keys:",p)}),w},T._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},T._onNewMediaKeySession=function(u){var o=this;R.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(l){o._onKeySessionMessage(u,l.message)},!1)},T._onKeySessionMessage=function(u,o){R.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(l){R.logger.log("Received license data (length: "+(l&&l.byteLength)+"), updating key-session"),u.update(l)})},T.onMediaEncrypted=function(u){var o=this;if(R.logger.log('Media is encrypted using "'+u.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(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var l=function(w){if(!o._media)return;o._attemptSetMediaKeys(w),o._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(l).catch(l)},T._attemptSetMediaKeys=function(u){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){R.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.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(u,o){var l=this,s=this._mediaKeysList[0];if(!s){R.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(s.mediaKeysSessionInitialized){R.logger.warn("Key-Session already initialized but requested again");return}var w=s.mediaKeysSession;if(!w){R.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.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(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}R.logger.log('Generating key-session request for "'+u+'" init data type'),s.mediaKeysSessionInitialized=!0,w.generateRequest(u,o).then(function(){R.logger.debug("Key-session generation succeeded")}).catch(function(p){R.logger.error("Error generating key-session request:",p),l.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},T._createLicenseXhr=function(u,o,l){var s=new XMLHttpRequest;s.responseType="arraybuffer",s.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,s,u,o,l);var w=this._licenseXhrSetup;if(w)try{w.call(this.hls,s,u),w=void 0}catch(p){R.logger.error(p)}try{s.readyState||s.open("POST",u,!0),w&&w.call(this.hls,s,u)}catch(p){throw new Error("issue setting up KeySystem license XHR "+p)}return s},T._onLicenseRequestReadyStageChange=function(u,o,l,s){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,R.logger.log("License request succeeded");var w=u.response,p=this._licenseResponseCallback;if(p)try{w=p.call(this.hls,u,o)}catch(A){R.logger.error(A)}s(w)}else{if(R.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>D){this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var c=D-this._requestLicenseFailureCount+1;R.logger.warn("Retrying license request, "+c+" attempts left"),this._requestLicense(l,s)}break}},T._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case B.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},T._requestLicense=function(u,o){R.logger.log("Requesting content license for key-system");var l=this._mediaKeysList[0];if(!l){R.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var s=this.getLicenseServerUrl(l.mediaKeySystemDomain),w=this._createLicenseXhr(s,u,o);R.logger.log("Sending license request to URL: "+s);var p=this._generateLicenseRequestChallenge(l,u);w.send(p)}catch(c){R.logger.error("Failure requesting DRM license: "+c),this.hls.trigger(z.Events.ERROR,{type:I.ErrorTypes.KEY_SYSTEM_ERROR,details:I.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},T.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var l=o.media;this._media=l,l.addEventListener("encrypted",this._onMediaEncrypted)},T.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(l){if(l.mediaKeysSession)return l.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},T.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var l=o.levels.map(function(w){return w.audioCodec}).filter(function(w){return!!w}),s=o.levels.map(function(w){return w.videoCodec}).filter(function(w){return!!w});this._attemptKeySystemAccess(B.KeySystems.WIDEVINE,l,s)},P(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();X.default=_},"./src/controller/fps-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),R=function(){function B(P){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=P,this.registerListeners()}var U=B.prototype;return U.setStreamController=function(D){this.streamController=D},U.registerListeners=function(){this.hls.on(z.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},U.unregisterListeners=function(){this.hls.off(z.Events.MEDIA_ATTACHING,this.onMediaAttaching)},U.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},U.onMediaAttaching=function(D,v){var S=this.hls.config;if(S.capLevelOnFPSDrop){var _=v.media instanceof self.HTMLVideoElement?v.media:null;this.media=_,_&&typeof _.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),S.fpsDroppedMonitoringPeriod)}},U.checkFPS=function(D,v,S){var _=performance.now();if(v){if(this.lastTime){var C=_-this.lastTime,T=S-this.lastDroppedFrames,m=v-this.lastDecodedFrames,u=1e3*T/C,o=this.hls;if(o.trigger(z.Events.FPS_DROP,{currentDropped:T,currentDecoded:m,totalDroppedFrames:S}),u>0&&T>o.config.fpsDroppedMonitoringThreshold*m){var l=o.currentLevel;I.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=l)&&(l=l-1,o.trigger(z.Events.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:o.currentLevel}),o.autoLevelCapping=l,this.streamController.nextLevelSwitch())}}this.lastTime=_,this.lastDroppedFrames=S,this.lastDecodedFrames=v}},U.checkFPSInterval=function(){var D=this.media;if(D)if(this.isVideoPlaybackQualityAvailable){var v=D.getVideoPlaybackQuality();this.checkFPS(D,v.totalVideoFrames,v.droppedVideoFrames)}else this.checkFPS(D,D.webkitDecodedFrameCount,D.webkitDroppedFrameCount)},B}();X.default=R},"./src/controller/fragment-finders.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"findFragmentByPDT",function(){return R}),L.d(X,"findFragmentByPTS",function(){return B}),L.d(X,"fragmentWithinToleranceTest",function(){return U}),L.d(X,"pdtWithinToleranceTest",function(){return P}),L.d(X,"findFragWithCC",function(){return D});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/binary-search.ts");function R(v,S,_){if(S===null||!Array.isArray(v)||!v.length||!Object(z.isFiniteNumber)(S))return null;var C=v[0].programDateTime;if(S<(C||0))return null;var T=v[v.length-1].endProgramDateTime;if(S>=(T||0))return null;_=_||0;for(var m=0;m<v.length;++m){var u=v[m];if(P(S,_,u))return u}return null}function B(v,S,_,C){_===void 0&&(_=0),C===void 0&&(C=0);var T=null;if(v?T=S[v.sn-S[0].sn+1]||null:_===0&&S[0].start===0&&(T=S[0]),T&&U(_,C,T)===0)return T;var m=I.default.search(S,U.bind(null,_,C));return m||T}function U(v,S,_){v===void 0&&(v=0),S===void 0&&(S=0);var C=Math.min(S,_.duration+(_.deltaPTS?_.deltaPTS:0));return _.start+_.duration-C<=v?1:_.start-C>v&&_.start?-1:0}function P(v,S,_){var C=Math.min(S,_.duration+(_.deltaPTS?_.deltaPTS:0))*1e3,T=_.endProgramDateTime||0;return T-C>v}function D(v,S){return I.default.search(v,function(_){return _.cc<S?1:_.cc>S?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"FragmentState",function(){return R}),L.d(X,"FragmentTracker",function(){return B});var z=L("./src/events.ts"),I=L("./src/types/loader.ts"),R;(function(D){D.NOT_LOADED="NOT_LOADED",D.BACKTRACKED="BACKTRACKED",D.APPENDING="APPENDING",D.PARTIAL="PARTIAL",D.OK="OK"})(R||(R={}));var B=function(){function D(S){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=S,this._registerListeners()}var v=D.prototype;return v._registerListeners=function(){var _=this.hls;_.on(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.on(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.on(z.Events.FRAG_LOADED,this.onFragLoaded,this)},v._unregisterListeners=function(){var _=this.hls;_.off(z.Events.BUFFER_APPENDED,this.onBufferAppended,this),_.off(z.Events.FRAG_BUFFERED,this.onFragBuffered,this),_.off(z.Events.FRAG_LOADED,this.onFragLoaded,this)},v.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},v.getAppendedFrag=function(_,C){if(C===I.PlaylistLevelType.MAIN){var T=this.activeFragment,m=this.activeParts;if(!T)return null;if(m)for(var u=m.length;u--;){var o=m[u],l=o?o.end:T.appendedPTS;if(o.start<=_&&l!==void 0&&_<=l)return u>9&&(this.activeParts=m.slice(u-9)),o}else if(T.start<=_&&T.appendedPTS!==void 0&&_<=T.appendedPTS)return T}return this.getBufferedFrag(_,C)},v.getBufferedFrag=function(_,C){for(var T=this.fragments,m=Object.keys(T),u=m.length;u--;){var o=T[m[u]];if((o==null?void 0:o.body.type)===C&&o.buffered){var l=o.body;if(l.start<=_&&_<=l.end)return l}}return null},v.detectEvictedFragments=function(_,C,T){var m=this;Object.keys(this.fragments).forEach(function(u){var o=m.fragments[u];if(!o)return;if(!o.buffered){o.body.type===T&&m.removeFragment(o.body);return}var l=o.range[_];if(!l)return;l.time.some(function(s){var w=!m.isTimeBuffered(s.startPTS,s.endPTS,C);return w&&m.removeFragment(o.body),w})})},v.detectPartialFragments=function(_){var C=this,T=this.timeRanges,m=_.frag,u=_.part;if(!T||m.sn==="initSegment")return;var o=P(m),l=this.fragments[o];if(!l)return;Object.keys(T).forEach(function(s){var w=m.elementaryStreams[s];if(!w)return;var p=T[s],c=u!==null||w.partial===!0;l.range[s]=C.getBufferedTimes(m,u,c,p)}),l.backtrack=l.loaded=null,Object.keys(l.range).length?l.buffered=!0:this.removeFragment(l.body)},v.fragBuffered=function(_){var C=P(_),T=this.fragments[C];T&&(T.backtrack=T.loaded=null,T.buffered=!0)},v.getBufferedTimes=function(_,C,T,m){for(var u={time:[],partial:T},o=C?C.start:_.start,l=C?C.end:_.end,s=_.minEndPTS||l,w=_.maxStartPTS||o,p=0;p<m.length;p++){var c=m.start(p)-this.bufferPadding,A=m.end(p)+this.bufferPadding;if(w>=c&&s<=A){u.time.push({startPTS:Math.max(o,m.start(p)),endPTS:Math.min(l,m.end(p))});break}else if(o<A&&l>c)u.partial=!0,u.time.push({startPTS:Math.max(o,m.start(p)),endPTS:Math.min(l,m.end(p))});else if(l<=c)break}return u},v.getPartialFragment=function(_){var C=null,T,m,u,o=0,l=this.bufferPadding,s=this.fragments;return Object.keys(s).forEach(function(w){var p=s[w];if(!p)return;U(p)&&(m=p.body.start-l,u=p.body.end+l,_>=m&&_<=u&&(T=Math.min(_-m,u-_),o<=T&&(C=p.body,o=T)))}),C},v.getState=function(_){var C=P(_),T=this.fragments[C];return T?T.buffered?U(T)?R.PARTIAL:R.OK:T.backtrack?R.BACKTRACKED:R.APPENDING:R.NOT_LOADED},v.backtrack=function(_,C){var T=P(_),m=this.fragments[T];if(!m||m.backtrack)return null;var u=m.backtrack=C||m.loaded;return m.loaded=null,u},v.getBacktrackData=function(_){var C=P(_),T=this.fragments[C];if(T){var m,u=T.backtrack;if(u!=null&&(m=u.payload)!==null&&m!==void 0&&m.byteLength)return u;this.removeFragment(_)}return null},v.isTimeBuffered=function(_,C,T){for(var m,u,o=0;o<T.length;o++){if(m=T.start(o)-this.bufferPadding,u=T.end(o)+this.bufferPadding,_>=m&&C<=u)return!0;if(C<=m)return!1}return!1},v.onFragLoaded=function(_,C){var T=C.frag,m=C.part;if(T.sn==="initSegment"||T.bitrateTest||m)return;var u=P(T);this.fragments[u]={body:T,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},v.onBufferAppended=function(_,C){var T=this,m=C.frag,u=C.part,o=C.timeRanges;if(m.type===I.PlaylistLevelType.MAIN)if(this.activeFragment=m,u){var l=this.activeParts;l||(this.activeParts=l=[]),l.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(s){var w=o[s];if(T.detectEvictedFragments(s,w),!u)for(var p=0;p<w.length;p++)m.appendedPTS=Math.max(w.end(p),m.appendedPTS||0)})},v.onFragBuffered=function(_,C){this.detectPartialFragments(C)},v.hasFragment=function(_){var C=P(_);return!!this.fragments[C]},v.removeFragmentsInRange=function(_,C,T){var m=this;Object.keys(this.fragments).forEach(function(u){var o=m.fragments[u];if(!o)return;if(o.buffered){var l=o.body;l.type===T&&l.start<C&&l.end>_&&m.removeFragment(l)}})},v.removeFragment=function(_){var C=P(_);_.stats.loaded=0,_.clearElementaryStreamInfo(),delete this.fragments[C]},v.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},D}();function U(D){var v,S;return D.buffered&&(((v=D.range.video)===null||v===void 0?void 0:v.partial)||((S=D.range.audio)===null||S===void 0?void 0:S.partial))}function P(D){return D.type+"_"+D.level+"_"+D.urlId+"_"+D.sn}},"./src/controller/gap-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"STALL_MINIMUM_DURATION_MS",function(){return U}),L.d(X,"MAX_START_GAP_JUMP",function(){return P}),L.d(X,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return D}),L.d(X,"SKIP_BUFFER_RANGE_START",function(){return v}),L.d(X,"default",function(){return S});var z=L("./src/utils/buffer-helper.ts"),I=L("./src/errors.ts"),R=L("./src/events.ts"),B=L("./src/utils/logger.ts"),U=250,P=2,D=.1,v=.05,S=function(){function _(T,m,u,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=T,this.media=m,this.fragmentTracker=u,this.hls=o}var C=_.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(m){var u=this.config,o=this.media,l=this.stalled,s=o.currentTime,w=o.seeking,p=this.seeking&&!w,c=!this.seeking&&w;if(this.seeking=w,s!==m){if(this.moved=!0,l!==null){if(this.stallReported){var A=self.performance.now()-l;B.logger.warn("playback not stuck anymore @"+s+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((c||p)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!z.BufferHelper.getBuffered(o).length)return;var y=z.BufferHelper.bufferInfo(o,s,0),f=y.len>0,h=y.nextStart||0;if(!f&&!h)return;if(w){var d=y.len>P,a=!h||h-s>P&&!this.fragmentTracker.getPartialFragment(s);if(d||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var b,g=Math.max(h,y.start||0)-s,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,M=E==null||((b=E.details)===null||b===void 0)?void 0:b.live,F=M?E.details.targetduration*2:P;if(g>0&&g<=F){this._trySkipBufferHole(null);return}}var j=self.performance.now();if(l===null){this.stalled=j;return}var W=j-l;!w&&W>=U&&this._reportStall(y.len);var O=z.BufferHelper.bufferInfo(o,s,u.maxBufferHole);this._tryFixBufferStall(O,W)},C._tryFixBufferStall=function(m,u){var o=this.config,l=this.fragmentTracker,s=this.media,w=s.currentTime,p=l.getPartialFragment(w);if(p){var c=this._trySkipBufferHole(p);if(c)return}m.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(B.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(m){var u=this.hls,o=this.media,l=this.stallReported;l||(this.stallReported=!0,B.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+m+")"),u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:m}))},C._trySkipBufferHole=function(m){for(var u=this.config,o=this.hls,l=this.media,s=l.currentTime,w=0,p=z.BufferHelper.getBuffered(l),c=0;c<p.length;c++){var A=p.start(c);if(s+u.maxBufferHole>=w&&s<A){var y=Math.max(A+v,l.currentTime+D);return B.logger.warn("skipping hole, adjusting currentTime from "+s+" to "+y),this.moved=!0,this.stalled=null,l.currentTime=y,m&&o.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+s+" to "+y,frag:m}),y}w=p.end(c)}return 0},C._tryNudgeBuffer=function(){var m=this.config,u=this.hls,o=this.media,l=o.currentTime,s=(this.nudgeRetry||0)+1;if(this.nudgeRetry=s,s<m.nudgeMaxRetry){var w=l+s*m.nudgeOffset;B.logger.warn("Nudging 'currentTime' from "+l+" to "+w),o.currentTime=w,u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else B.logger.error("Playhead still not moving while enough data buffered @"+l+" after "+m.nudgeMaxRetry+" nudges"),u.trigger(R.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},_}()},"./src/controller/id3-track-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),R=L("./src/demux/id3.ts"),B=.25,U=function(){function P(v){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=v,this._registerListeners()}var D=P.prototype;return D.destroy=function(){this._unregisterListeners()},D._registerListeners=function(){var S=this.hls;S.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D._unregisterListeners=function(){var S=this.hls;S.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(z.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),S.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},D.onMediaAttached=function(S,_){this.media=_.media},D.onMediaDetaching=function(){if(!this.id3Track)return;Object(I.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},D.getID3Track=function(S){if(!this.media)return;for(var _=0;_<S.length;_++){var C=S[_];if(C.kind==="metadata"&&C.label==="id3")return Object(I.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},D.onFragParsingMetadata=function(S,_){if(!this.media)return;var C=_.frag,T=_.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var m=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<T.length;u++){var o=R.getID3Frames(T[u].data);if(o){var l=T[u].pts,s=u<T.length-1?T[u+1].pts:C.end,w=s-l;w<=0&&(s=l+B);for(var p=0;p<o.length;p++){var c=o[p];if(!R.isTimeStampFrame(c)){var A=new m(l,s,"");A.value=c,this.id3Track.addCue(A)}}}}},D.onBufferFlushing=function(S,_){var C=_.startOffset,T=_.endOffset,m=_.type;if(!m||m==="audio"){var u=this.id3Track;u&&Object(I.removeCuesInRange)(u,C,T)}},P}();X.default=U},"./src/controller/latency-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return P});var z=L("./src/errors.ts"),I=L("./src/events.ts"),R=L("./src/utils/logger.ts");function B(D,v){for(var S=0;S<v.length;S++){var _=v[S];_.enumerable=_.enumerable||!1,_.configurable=!0,"value"in _&&(_.writable=!0),Object.defineProperty(D,_.key,_)}}function U(D,v,S){return v&&B(D.prototype,v),S&&B(D,S),D}var P=function(){function D(S){var _=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return _.timeupdate()},this.hls=S,this.config=S.config,this.registerListeners()}var v=D.prototype;return v.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},v.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(I.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(I.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(I.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(I.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(I.Events.ERROR,this.onError)},v.onMediaAttached=function(_,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},v.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},v.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},v.onLevelUpdated=function(_,C){var T=C.details;this.levelDetails=T,T.advanced&&this.timeupdate(),!T.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},v.onError=function(_,C){if(C.details!==z.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,R.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},v.timeupdate=function(){var _=this.media,C=this.levelDetails;if(!_||!C)return;this.currentTime=_.currentTime;var T=this.computeLatency();if(T===null)return;this._latency=T;var m=this.config,u=m.lowLatencyMode,o=m.maxLiveSyncPlaybackRate;if(!u||o===1)return;var l=this.targetLatency;if(l===null)return;var s=T-l,w=Math.min(this.maxLatency,l+C.targetduration),p=s<w;if(C.live&&p&&s>.05&&this.forwardBufferLength>1){var c=Math.min(2,Math.max(1,o)),A=Math.round(2/(1+Math.exp(-.75*s-this.edgeStalled))*20)/20;_.playbackRate=Math.min(c,Math.max(1,A))}else _.playbackRate!==1&&_.playbackRate!==0&&(_.playbackRate=1)},v.estimateLiveEdge=function(){var _=this.levelDetails;return _===null?null:_.edge+_.age},v.computeLatency=function(){var _=this.estimateLiveEdge();return _===null?null:_-this.currentTime},U(D,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var _=this.config,C=this.levelDetails;return _.liveMaxLatencyDuration!==void 0?_.liveMaxLatencyDuration:C?_.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var _=this.levelDetails;if(_===null)return null;var C=_.holdBack,T=_.partHoldBack,m=_.targetduration,u=this.config,o=u.liveSyncDuration,l=u.liveSyncDurationCount,s=u.lowLatencyMode,w=this.hls.userConfig,p=s&&T||C;(w.liveSyncDuration||w.liveSyncDurationCount||p===0)&&(p=o!==void 0?o:l*m);var c=m,A=1;return p+Math.min(this.stallCount*A,c)}},{key:"liveSyncPosition",get:function(){var _=this.estimateLiveEdge(),C=this.targetLatency,T=this.levelDetails;if(_===null||C===null||T===null)return null;var m=T.edge,u=_-C-this.edgeStalled,o=m-T.totalduration,l=m-(this.config.lowLatencyMode&&T.partTarget||T.targetduration);return Math.min(Math.max(o,u),l)}},{key:"drift",get:function(){var _=this.levelDetails;return _===null?1:_.drift}},{key:"edgeStalled",get:function(){var _=this.levelDetails;if(_===null)return 0;var C=(this.config.lowLatencyMode&&_.partTarget||_.targetduration)*3;return Math.max(_.age-C,0)}},{key:"forwardBufferLength",get:function(){var _=this.media,C=this.levelDetails;if(!_||!C)return 0;var T=_.buffered.length;return T?_.buffered.end(T-1):C.edge-this.currentTime}}]),D}()},"./src/controller/level-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return u});var z=L("./src/types/level.ts"),I=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/codecs.ts"),U=L("./src/controller/level-helper.ts"),P=L("./src/controller/base-playlist-controller.ts"),D=L("./src/types/loader.ts");function v(){return v=Object.assign||function(o){for(var l=1;l<arguments.length;l++){var s=arguments[l];for(var w in s)Object.prototype.hasOwnProperty.call(s,w)&&(o[w]=s[w])}return o},v.apply(this,arguments)}function S(o,l){for(var s=0;s<l.length;s++){var w=l[s];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(o,w.key,w)}}function _(o,l,s){return l&&S(o.prototype,l),s&&S(o,s),o}function C(o,l){o.prototype=Object.create(l.prototype),o.prototype.constructor=o,T(o,l)}function T(o,l){return T=Object.setPrototypeOf||function(w,p){return w.__proto__=p,w},T(o,l)}var m=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){C(l,o);function l(w){var p;return p=o.call(this,w,"[level-controller]")||this,p._levels=[],p._firstLevel=-1,p._startLevel=void 0,p.currentLevelIndex=-1,p.manualLevelIndex=-1,p.onParsedComplete=void 0,p._registerListeners(),p}var s=l.prototype;return s._registerListeners=function(){var p=this.hls;p.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.on(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.on(I.Events.ERROR,this.onError,this)},s._unregisterListeners=function(){var p=this.hls;p.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),p.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),p.off(I.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),p.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),p.off(I.Events.ERROR,this.onError,this)},s.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},s.startLoad=function(){var p=this._levels;p.forEach(function(c){c.loadError=0}),o.prototype.startLoad.call(this)},s.onManifestLoaded=function(p,c){var A=[],y=[],f=[],h,d={},a,b=!1,g=!1,E=!1;if(c.levels.forEach(function(W){var O=W.attrs;b=b||!!(W.width&&W.height),g=g||!!W.videoCodec,E=E||!!W.audioCodec,m&&W.audioCodec&&W.audioCodec.indexOf("mp4a.40.34")!==-1&&(W.audioCodec=void 0);var k=W.bitrate+"-"+W.attrs.RESOLUTION+"-"+W.attrs.CODECS;a=d[k],a?a.url.push(W.url):(a=new z.Level(W),d[k]=a,A.push(a)),O&&(O.AUDIO&&Object(U.addGroupId)(a,"audio",O.AUDIO),O.SUBTITLES&&Object(U.addGroupId)(a,"text",O.SUBTITLES))}),(b||g)&&E&&(A=A.filter(function(W){var O=W.videoCodec,k=W.width,K=W.height;return!!O||!!(k&&K)})),A=A.filter(function(W){var O=W.audioCodec,k=W.videoCodec;return(!O||Object(B.isCodecSupportedInMp4)(O,"audio"))&&(!k||Object(B.isCodecSupportedInMp4)(k,"video"))}),c.audioTracks&&(y=c.audioTracks.filter(function(W){return!W.audioCodec||Object(B.isCodecSupportedInMp4)(W.audioCodec,"audio")}),Object(U.assignTrackIdsByGroup)(y)),c.subtitles&&(f=c.subtitles,Object(U.assignTrackIdsByGroup)(f)),A.length>0){h=A[0].bitrate,A.sort(function(W,O){return W.bitrate-O.bitrate}),this._levels=A;for(var M=0;M<A.length;M++)if(A[M].bitrate===h){this._firstLevel=M,this.log("manifest loaded, "+A.length+" level(s) found, first bitrate: "+h);break}var F=E&&!g,j={levels:A,audioTracks:y,subtitleTracks:f,firstLevel:this._firstLevel,stats:c.stats,audio:E,video:g,altAudio:!F&&y.some(function(W){return!!W.url})};this.hls.trigger(I.Events.MANIFEST_PARSED,j),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.MEDIA_ERROR,details:R.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:c.url,reason:"no level with compatible codecs found in manifest"})},s.onError=function(p,c){if(o.prototype.onError.call(this,p,c),c.fatal)return;var A=c.context,y=this._levels[this.currentLevelIndex];if(A&&(A.type===D.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&A.groupId===y.audioGroupIds[y.urlId]||A.type===D.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&A.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var f=!1,h=!0,d;switch(c.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(c.frag){var a=this._levels[c.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=c.frag.level)):d=c.frag.level}break;case R.ErrorDetails.LEVEL_LOAD_ERROR:case R.ErrorDetails.LEVEL_LOAD_TIMEOUT:A&&(A.deliveryDirectives&&(h=!1),d=A.level),f=!0;break;case R.ErrorDetails.REMUX_ALLOC_ERROR:d=c.level,f=!0;break}d!==void 0&&this.recoverLevel(c,d,f,h)},s.recoverLevel=function(p,c,A,y){var f=p.details,h=this._levels[c];if(h.loadError++,A){var d=this.retryLoadingOrFail(p);if(d)p.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=h.url.length;if(a>1&&h.loadError<a)p.levelRetry=!0,this.redundantFailover(c);else if(this.manualLevelIndex===-1){var b=c===0?this._levels.length-1:c-1;this.currentLevelIndex!==b&&this._levels[b].loadError===0&&(this.warn(f+": switch to "+b),p.levelRetry=!0,this.hls.nextAutoLevel=b)}}},s.redundantFailover=function(p){var c=this._levels[p],A=c.url.length;if(A>1){var y=(c.urlId+1)%A;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(f){f.urlId=y}),this.level=p}},s.onFragLoaded=function(p,c){var A=c.frag;if(A!==void 0&&A.type===D.PlaylistLevelType.MAIN){var y=this._levels[A.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},s.onLevelLoaded=function(p,c){var A,y=c.level,f=c.details,h=this._levels[y];if(!h){var d;this.warn("Invalid level index "+y),(d=c.deliveryDirectives)!==null&&d!==void 0&&d.skip&&(f.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(h.fragmentError===0&&(h.loadError=0,this.retryCount=0),this.playlistLoaded(y,c,h.details)):(A=c.deliveryDirectives)!==null&&A!==void 0&&A.skip&&(f.deltaUpdateFailed=!0)},s.onAudioTrackSwitched=function(p,c){var A=this.hls.levels[this.currentLevelIndex];if(!A)return;if(A.audioGroupIds){for(var y=-1,f=this.hls.audioTracks[c.id].groupId,h=0;h<A.audioGroupIds.length;h++)if(A.audioGroupIds[h]===f){y=h;break}y!==A.urlId&&(A.urlId=y,this.startLoad())}},s.loadPlaylist=function(p){var c=this.currentLevelIndex,A=this._levels[c];if(this.canLoad&&A&&A.url.length>0){var y=A.urlId,f=A.url[y];if(p)try{f=p.addDirectives(f)}catch(h){this.warn("Could not construct new URL with HLS Delivery Directives: "+h)}this.log("Attempt loading level index "+c+(p?" at sn "+p.msn+" part "+p.part:"")+" with URL-id "+y+" "+f),this.clearTimer(),this.hls.trigger(I.Events.LEVEL_LOADING,{url:f,level:c,id:y,deliveryDirectives:p||null})}},s.removeLevel=function(p,c){var A=function(h,d){return d!==c},y=this._levels.filter(function(f,h){return h!==p?!0:f.url.length>1&&c!==void 0?(f.url=f.url.filter(A),f.audioGroupIds&&(f.audioGroupIds=f.audioGroupIds.filter(A)),f.textGroupIds&&(f.textGroupIds=f.textGroupIds.filter(A)),f.urlId=0,!0):!1}).map(function(f,h){var d=f.details;return d!=null&&d.fragments&&d.fragments.forEach(function(a){a.level=h}),f});this._levels=y,this.hls.trigger(I.Events.LEVELS_UPDATED,{levels:y})},_(l,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(p){var c,A=this._levels;if(A.length===0)return;if(this.currentLevelIndex===p&&(c=A[p])!==null&&c!==void 0&&c.details)return;if(p<0||p>=A.length){var y=p<0;if(this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.OTHER_ERROR,details:R.ErrorDetails.LEVEL_SWITCH_ERROR,level:p,fatal:y,reason:"invalid level idx"}),y)return;p=Math.min(p,A.length-1)}this.clearTimer();var f=this.currentLevelIndex,h=A[f],d=A[p];this.log("switching to level "+p+" from "+f),this.currentLevelIndex=p;var a=v({},d,{level:p,maxBitrate:d.maxBitrate,uri:d.uri,urlId:d.urlId});delete a._urlId,this.hls.trigger(I.Events.LEVEL_SWITCHING,a);var b=d.details;if(!b||b.live){var g=this.switchParams(d.uri,h==null?void 0:h.details);this.loadPlaylist(g)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(p){this.manualLevelIndex=p,this._startLevel===void 0&&(this._startLevel=p),p!==-1&&(this.level=p)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(p){this._firstLevel=p}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var p=this.hls.config.startLevel;return p!==void 0?p:this._firstLevel}else return this._startLevel},set:function(p){this._startLevel=p}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(p){this.level=p,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=p)}}]),l}(P.default)},"./src/controller/level-helper.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"addGroupId",function(){return R}),L.d(X,"assignTrackIdsByGroup",function(){return B}),L.d(X,"updatePTS",function(){return U}),L.d(X,"updateFragPTSDTS",function(){return D}),L.d(X,"mergeDetails",function(){return v}),L.d(X,"mapPartIntersection",function(){return S}),L.d(X,"mapFragmentIntersection",function(){return _}),L.d(X,"adjustSliding",function(){return C}),L.d(X,"addSliding",function(){return T}),L.d(X,"computeReloadInterval",function(){return m}),L.d(X,"getFragmentWithSN",function(){return u}),L.d(X,"getPartWith",function(){return o});var z=L("./src/polyfills/number.ts"),I=L("./src/utils/logger.ts");function R(l,s,w){switch(s){case"audio":l.audioGroupIds||(l.audioGroupIds=[]),l.audioGroupIds.push(w);break;case"text":l.textGroupIds||(l.textGroupIds=[]),l.textGroupIds.push(w);break}}function B(l){var s={};l.forEach(function(w){var p=w.groupId||"";w.id=s[p]=s[p]||0,s[p]++})}function U(l,s,w){var p=l[s],c=l[w];P(p,c)}function P(l,s){var w=s.startPTS;if(Object(z.isFiniteNumber)(w)){var p=0,c;s.sn>l.sn?(p=w-l.start,c=l):(p=l.start-w,c=s),c.duration!==p&&(c.duration=p)}else if(s.sn>l.sn){var A=l.cc===s.cc;A&&l.minEndPTS?s.start=l.start+(l.minEndPTS-l.start):s.start=l.start+l.duration}else s.start=Math.max(l.start-s.duration,0)}function D(l,s,w,p,c,A){var y=p-w;y<=0&&(I.logger.warn("Fragment should have a positive duration",s),p=w+s.duration,A=c+s.duration);var f=w,h=p,d=s.startPTS,a=s.endPTS;if(Object(z.isFiniteNumber)(d)){var b=Math.abs(d-w);Object(z.isFiniteNumber)(s.deltaPTS)?s.deltaPTS=Math.max(b,s.deltaPTS):s.deltaPTS=b,f=Math.max(w,d),w=Math.min(w,d),c=Math.min(c,s.startDTS),h=Math.min(p,a),p=Math.max(p,a),A=Math.max(A,s.endDTS)}s.duration=p-w;var g=w-s.start;s.appendedPTS=p,s.start=s.startPTS=w,s.maxStartPTS=f,s.startDTS=c,s.endPTS=p,s.minEndPTS=h,s.endDTS=A;var E=s.sn;if(!l||E<l.startSN||E>l.endSN)return 0;var M,F=E-l.startSN,j=l.fragments;for(j[F]=s,M=F;M>0;M--)P(j[M],j[M-1]);for(M=F;M<j.length-1;M++)P(j[M],j[M+1]);return l.fragmentHint&&P(j[j.length-1],l.fragmentHint),l.PTSKnown=l.alignedSliding=!0,g}function v(l,s){for(var w=null,p=l.fragments,c=p.length-1;c>=0;c--){var A=p[c].initSegment;if(A){w=A;break}}l.fragmentHint&&delete l.fragmentHint.endPTS;var y=0,f;if(_(l,s,function(M,F){M.relurl&&(y=M.cc-F.cc),Object(z.isFiniteNumber)(M.startPTS)&&Object(z.isFiniteNumber)(M.endPTS)&&(F.start=F.startPTS=M.startPTS,F.startDTS=M.startDTS,F.appendedPTS=M.appendedPTS,F.maxStartPTS=M.maxStartPTS,F.endPTS=M.endPTS,F.endDTS=M.endDTS,F.minEndPTS=M.minEndPTS,F.duration=M.endPTS-M.startPTS,F.duration&&(f=F),s.PTSKnown=s.alignedSliding=!0),F.elementaryStreams=M.elementaryStreams,F.loader=M.loader,F.stats=M.stats,F.urlId=M.urlId,M.initSegment&&(F.initSegment=M.initSegment,w=M.initSegment)}),w){var h=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments;h.forEach(function(M){var F;(!M.initSegment||M.initSegment.relurl===((F=w)===null||F===void 0?void 0:F.relurl))&&(M.initSegment=w)})}if(s.skippedSegments&&(s.deltaUpdateFailed=s.fragments.some(function(M){return!M}),s.deltaUpdateFailed)){I.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var d=s.skippedSegments;d--;)s.fragments.shift();s.startSN=s.fragments[0].sn,s.startCC=s.fragments[0].cc}var a=s.fragments;if(y){I.logger.warn("discontinuity sliding from playlist, take drift into account");for(var b=0;b<a.length;b++)a[b].cc+=y}s.skippedSegments&&(s.startCC=s.fragments[0].cc),S(l.partList,s.partList,function(M,F){F.elementaryStreams=M.elementaryStreams,F.stats=M.stats}),f?D(s,f,f.startPTS,f.endPTS,f.startDTS,f.endDTS):C(l,s),a.length&&(s.totalduration=s.edge-a[0].start),s.driftStartTime=l.driftStartTime,s.driftStart=l.driftStart;var g=s.advancedDateTime;if(s.advanced&&g){var E=s.edge;s.driftStart||(s.driftStartTime=g,s.driftStart=E),s.driftEndTime=g,s.driftEnd=E}else s.driftEndTime=l.driftEndTime,s.driftEnd=l.driftEnd,s.advancedDateTime=l.advancedDateTime}function S(l,s,w){if(l&&s)for(var p=0,c=0,A=l.length;c<=A;c++){var y=l[c],f=s[c+p];y&&f&&y.index===f.index&&y.fragment.sn===f.fragment.sn?w(y,f):p--}}function _(l,s,w){for(var p=s.skippedSegments,c=Math.max(l.startSN,s.startSN)-s.startSN,A=(l.fragmentHint?1:0)+(p?s.endSN:Math.min(l.endSN,s.endSN))-s.startSN,y=s.startSN-l.startSN,f=s.fragmentHint?s.fragments.concat(s.fragmentHint):s.fragments,h=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,d=c;d<=A;d++){var a=h[y+d],b=f[d];p&&!b&&d<p&&(b=s.fragments[d]=a),a&&b&&w(a,b)}}function C(l,s){var w=s.startSN+s.skippedSegments-l.startSN,p=l.fragments;if(w<0||w>=p.length)return;T(s,p[w].start)}function T(l,s){if(s){for(var w=l.fragments,p=l.skippedSegments;p<w.length;p++)w[p].start+=s;l.fragmentHint&&(l.fragmentHint.start+=s)}}function m(l,s){var w=1e3*l.levelTargetDuration,p=w/2,c=l.age,A=c>0&&c<w*3,y=s.loading.end-s.loading.start,f,h=l.availabilityDelay;if(l.updated===!1)if(A){var d=333*l.misses;f=Math.max(Math.min(p,y*2),d),l.availabilityDelay=(l.availabilityDelay||0)+f}else f=p;else A?(h=Math.min(h||w/2,c),l.availabilityDelay=h,f=h+w-c):f=w-y;return Math.round(f)}function u(l,s,w){if(!l||!l.details)return null;var p=l.details,c=p.fragments[s-p.startSN];return c||(c=p.fragmentHint,c&&c.sn===s?c:s<p.startSN&&w&&w.sn===s?w:null)}function o(l,s,w){if(!l||!l.details)return null;var p=l.details.partList;if(p)for(var c=p.length;c--;){var A=p[c];if(A.index===w&&A.fragment.sn===s)return A}return null}},"./src/controller/stream-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return p});var z=L("./src/polyfills/number.ts"),I=L("./src/controller/base-stream-controller.ts"),R=L("./src/is-supported.ts"),B=L("./src/events.ts"),U=L("./src/utils/buffer-helper.ts"),P=L("./src/controller/fragment-tracker.ts"),D=L("./src/types/loader.ts"),v=L("./src/loader/fragment.ts"),S=L("./src/demux/transmuxer-interface.ts"),_=L("./src/types/transmuxer.ts"),C=L("./src/controller/gap-controller.ts"),T=L("./src/errors.ts"),m=L("./src/utils/logger.ts");function u(c,A){for(var y=0;y<A.length;y++){var f=A[y];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(c,f.key,f)}}function o(c,A,y){return A&&u(c.prototype,A),y&&u(c,y),c}function l(c,A){c.prototype=Object.create(A.prototype),c.prototype.constructor=c,s(c,A)}function s(c,A){return s=Object.setPrototypeOf||function(f,h){return f.__proto__=h,f},s(c,A)}var w=100,p=function(c){l(A,c);function A(f,h){var d;return d=c.call(this,f,h,"[stream-controller]")||this,d.audioCodecSwap=!1,d.gapController=null,d.level=-1,d._forceStartLoad=!1,d.altAudio=!1,d.audioOnly=!1,d.fragPlaying=null,d.onvplaying=null,d.onvseeked=null,d.fragLastKbps=0,d.stalled=!1,d.couldBacktrack=!1,d.audioCodecSwitch=!1,d.videoBuffer=null,d._registerListeners(),d}var y=A.prototype;return y._registerListeners=function(){var h=this.hls;h.on(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(B.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.on(B.Events.ERROR,this.onError,this),h.on(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.on(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.on(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.on(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.on(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.on(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var h=this.hls;h.off(B.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(B.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(B.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(B.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(B.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(B.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),h.off(B.Events.ERROR,this.onError,this),h.off(B.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),h.off(B.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),h.off(B.Events.BUFFER_CREATED,this.onBufferCreated,this),h.off(B.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),h.off(B.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),h.off(B.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(h){if(this.levels){var d=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(w),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var b=a.startLevel;b===-1&&(a.config.testBandwidth?(b=0,this.bitrateTest=!0):b=a.nextAutoLevel),this.level=a.nextLoadLevel=b,this.loadedmetadata=!1}d>0&&h===-1&&(this.log("Override startPosition with lastCurrentTime @"+d.toFixed(3)),h=d),this.state=I.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this._forceStartLoad=!0,this.state=I.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,c.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case I.State.IDLE:this.doTickIdle();break;case I.State.WAITING_LEVEL:{var h,d=this.levels,a=this.level,b=d==null||((h=d[a])===null||h===void 0)?void 0:h.details;if(b&&(!b.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(b))break;this.state=I.State.IDLE;break}break}case I.State.FRAG_LOADING_WAITING_RETRY:{var g,E=self.performance.now(),M=this.retryDate;(!M||E>=M||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=I.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){c.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var h,d,a=this.hls,b=this.levelLastLoaded,g=this.levels,E=this.media,M=a.config,F=a.nextLoadLevel;if(b===null||!E&&(this.startFragRequested||!M.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===I.State.WAITING_LEVEL||W.live&&this.levelLastLoaded!==F){this.state=I.State.WAITING_LEVEL;return}var O=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:E,D.PlaylistLevelType.MAIN);if(O===null)return;var k=O.len,K=this.getMaxBufferLength(j.maxBitrate);if(k>=K)return;if(this._streamEnded(O,W)){var Y={};this.altAudio&&(Y.type="video"),this.hls.trigger(B.Events.BUFFER_EOS,Y),this.state=I.State.ENDED;return}var q=O.end,oe=this.getNextFragment(q,W);if(this.couldBacktrack&&!this.fragPrevious&&oe&&oe.sn!=="initSegment"){var Te=oe.sn-W.startSN;Te>1&&(oe=W.fragments[Te-1],this.fragmentTracker.removeFragment(oe))}if(oe&&this.fragmentTracker.getState(oe)===P.FragmentState.OK&&this.nextLoadPosition>q){var ve=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(E,ve,D.PlaylistLevelType.MAIN),oe=this.getNextFragment(this.nextLoadPosition,W)}if(!oe)return;oe.initSegment&&!oe.initSegment.data&&!this.bitrateTest&&(oe=oe.initSegment),((h=oe.decryptdata)===null||h===void 0?void 0:h.keyFormat)==="identity"&&!((d=oe.decryptdata)!==null&&d!==void 0&&d.key)?this.loadKey(oe,W):this.loadFragment(oe,W,q)},y.loadFragment=function(h,d,a){var b,g=this.fragmentTracker.getState(h);if(this.fragCurrent=h,g===P.FragmentState.BACKTRACKED){var E=this.fragmentTracker.getBacktrackData(h);if(E){this._handleFragmentLoadProgress(E),this._handleFragmentLoadComplete(E);return}else g=P.FragmentState.NOT_LOADED}g===P.FragmentState.NOT_LOADED||g===P.FragmentState.PARTIAL?h.sn==="initSegment"?this._loadInitSegment(h):this.bitrateTest?(h.bitrateTest=!0,this.log("Fragment "+h.sn+" of level "+h.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(h)):(this.startFragRequested=!0,c.prototype.loadFragment.call(this,h,d,a)):g===P.FragmentState.APPENDING?this.reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h):((b=this.media)===null||b===void 0?void 0:b.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(h){var d=this.fragmentTracker.getAppendedFrag(h,D.PlaylistLevelType.MAIN);return d&&"fragment"in d?d.fragment:d},y.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,D.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var h=this.levels,d=this.media;if(d!=null&&d.readyState){var a,b=this.getAppendedFrag(d.currentTime);if(b&&b.start>1&&this.flushMainBuffer(0,b.start-1),!d.paused&&h){var g=this.hls.nextLoadLevel,E=h[g],M=this.fragLastKbps;M&&this.fragCurrent?a=this.fragCurrent.duration*E.maxBitrate/(1e3*M)+1:a=0}else a=0;var F=this.getBufferedFrag(d.currentTime+a);if(F){var j=this.followingBufferedFrag(F);if(j){this.abortCurrentFrag();var W=j.maxStartPTS?j.maxStartPTS:j.start,O=j.duration,k=Math.max(F.end,W+Math.min(Math.max(O-this.config.maxFragLookUpTolerance,O*.5),O*.75));this.flushMainBuffer(k,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var h=this.fragCurrent;this.fragCurrent=null,h!=null&&h.loader&&h.loader.abort(),this.state===I.State.KEY_LOADING&&(this.state=I.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(h,d){c.prototype.flushMainBuffer.call(this,h,d,this.altAudio?"video":null)},y.onMediaAttached=function(h,d){c.prototype.onMediaAttached.call(this,h,d);var a=d.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},y.onMediaDetaching=function(){var h=this.media;h&&(h.removeEventListener("playing",this.onvplaying),h.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),c.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var h=this.media,d=h?h.currentTime:null;Object(z.isFiniteNumber)(d)&&this.log("Media seeked to "+d.toFixed(3)),this.tick()},y.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(B.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},y.onManifestParsed=function(h,d){var a=!1,b=!1,g;d.levels.forEach(function(E){g=E.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(a=!0),g.indexOf("mp4a.40.5")!==-1&&(b=!0))}),this.audioCodecSwitch=a&&b&&!Object(R.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=d.levels,this.startFragRequested=!1},y.onLevelLoading=function(h,d){var a=this.levels;if(!a||this.state!==I.State.IDLE)return;var b=a[d.level];(!b.details||b.details.live&&this.levelLastLoaded!==d.level||this.waitForCdnTuneIn(b.details))&&(this.state=I.State.WAITING_LEVEL)},y.onLevelLoaded=function(h,d){var a,b=this.levels,g=d.level,E=d.details,M=E.totalduration;if(!b){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+E.startSN+","+E.endSN+"], cc ["+E.startCC+", "+E.endCC+"] duration:"+M);var F=this.fragCurrent;F&&(this.state===I.State.FRAG_LOADING||this.state===I.State.FRAG_LOADING_WAITING_RETRY)&&(F.level!==d.level&&F.loader&&(this.state=I.State.IDLE,F.loader.abort()));var j=b[g],W=0;if(E.live||(a=j.details)!==null&&a!==void 0&&a.live){if(E.fragments[0]||(E.deltaUpdateFailed=!0),E.deltaUpdateFailed)return;W=this.alignPlaylists(E,j.details)}if(j.details=E,this.levelLastLoaded=g,this.hls.trigger(B.Events.LEVEL_UPDATED,{details:E,level:g}),this.state===I.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(E))return;this.state=I.State.IDLE}this.startFragRequested?E.live&&this.synchronizeToLiveEdge(E):this.setStartPosition(E,W),this.tick()},y._handleFragmentLoadProgress=function(h){var d,a=h.frag,b=h.part,g=h.payload,E=this.levels;if(!E){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var M=E[a.level],F=M.details;if(!F){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var j=M.videoCodec,W=F.PTSKnown||!F.live,O=(d=a.initSegment)===null||d===void 0?void 0:d.data,k=this._getAudioCodec(M),K=this.transmuxer=this.transmuxer||new S.default(this.hls,D.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Y=b?b.index:-1,q=Y!==-1,oe=new _.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,g.byteLength,Y,q),Te=this.initPTS[a.cc];K.push(g,O,k,j,a,b,F.totalduration,W,oe,Te)},y.onAudioTrackSwitching=function(h,d){var a=this.altAudio,b=!!d.url,g=d.id;if(!b){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var E=this.fragCurrent;E!=null&&E.loader&&(this.log("Switching to main audio track, cancel main fragment load"),E.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var M=this.hls;a&&M.trigger(B.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),M.trigger(B.Events.AUDIO_TRACK_SWITCHED,{id:g})}},y.onAudioTrackSwitched=function(h,d){var a=d.id,b=!!this.hls.audioTracks[a].url;if(b){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=b,this.tick()},y.onBufferCreated=function(h,d){var a=d.tracks,b,g,E=!1;for(var M in a){var F=a[M];if(F.id==="main"){if(g=M,b=F,M==="video"){var j=a[M];j&&(this.videoBuffer=j.buffer)}}else E=!0}E&&b?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=b.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(h,d){var a=d.frag,b=d.part;if(a&&a.type!==D.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(b?" p: "+b.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===I.State.PARSED&&(this.state=I.State.IDLE);return}var g=b?b.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,b)},y.onError=function(h,d){switch(d.details){case T.ErrorDetails.FRAG_LOAD_ERROR:case T.ErrorDetails.FRAG_LOAD_TIMEOUT:case T.ErrorDetails.KEY_LOAD_ERROR:case T.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(D.PlaylistLevelType.MAIN,d);break;case T.ErrorDetails.LEVEL_LOAD_ERROR:case T.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==I.State.ERROR&&(d.fatal?(this.warn(""+d.details),this.state=I.State.ERROR):!d.levelRetry&&this.state===I.State.WAITING_LEVEL&&(this.state=I.State.IDLE));break;case T.ErrorDetails.BUFFER_FULL_ERROR:if(d.parent==="main"&&(this.state===I.State.PARSING||this.state===I.State.PARSED)){var a=!0,b=this.getFwdBufferInfo(this.media,D.PlaylistLevelType.MAIN);b&&b.len>.5&&(a=!this.reduceMaxBufferLength(b.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var h=this.media,d=this.gapController;if(!h||!d||!h.readyState)return;var a=U.BufferHelper.getBuffered(h);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):d.poll(this.lastCurrentTime),this.lastCurrentTime=h.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=I.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(h,d){var a=d.type;if(a!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var b=(a===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(b,a,D.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(h,d){this.levels=d.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var h=this.media,d=h.currentTime,a=this.startPosition;if(a>=0&&d<a){if(h.seeking){m.logger.log("could not seek to "+a+", already seeking at "+d);return}var b=U.BufferHelper.getBuffered(h),g=b.length?b.start(0):0,E=g-a;E>0&&(E<this.config.maxBufferHole||E<this.config.maxFragLookUpTolerance)&&(m.logger.log("adjusting start position by "+E+" to match buffer start"),a+=E,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+d),h.currentTime=a}},y._getAudioCodec=function(h){var d=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&d&&(this.log("Swapping audio codec"),d.indexOf("mp4a.40.5")!==-1?d="mp4a.40.2":d="mp4a.40.5"),d},y._loadBitrateTestFrag=function(h){var d=this;this._doFragLoad(h).then(function(a){var b=d.hls;if(!a||b.nextLoadLevel||d.fragContextChanged(h))return;d.fragLoadError=0,d.state=I.State.IDLE,d.startFragRequested=!1,d.bitrateTest=!1;var g=h.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),b.trigger(B.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(h){var d,a="main",b=this.hls,g=h.remuxResult,E=h.chunkMeta,M=this.getCurrentContext(E);if(!M){this.warn("The loading context changed while buffering fragment "+E.sn+" of level "+E.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(E.level);return}var F=M.frag,j=M.part,W=M.level,O=g.video,k=g.text,K=g.id3,Y=g.initSegment,q=this.altAudio?void 0:g.audio;if(this.fragContextChanged(F))return;if(this.state=I.State.PARSING,Y){Y.tracks&&(this._bufferInitSegment(W,Y.tracks,F,E),b.trigger(B.Events.FRAG_PARSING_INIT_SEGMENT,{frag:F,id:a,tracks:Y.tracks}));var oe=Y.initPTS,Te=Y.timescale;Object(z.isFiniteNumber)(oe)&&(this.initPTS[F.cc]=oe,b.trigger(B.Events.INIT_PTS_FOUND,{frag:F,id:a,initPTS:oe,timescale:Te}))}if(O&&g.independent!==!1){if(W.details){var ve=O.startPTS,ge=O.endPTS,me=O.startDTS,le=O.endDTS;if(j)j.elementaryStreams[O.type]={startPTS:ve,endPTS:ge,startDTS:me,endDTS:le};else if(O.firstKeyFrame&&O.independent&&(this.couldBacktrack=!0),O.dropped&&O.independent){var ie=this.getLoadPosition()+this.config.maxBufferHole;if(ie<ve){this.backtrack(F);return}F.setElementaryStreamInfo(O.type,F.start,ge,F.start,le,!0)}F.setElementaryStreamInfo(O.type,ve,ge,me,le),this.bufferFragmentData(O,F,j,E)}}else if(g.independent===!1){this.backtrack(F);return}if(q){var he=q.startPTS,$=q.endPTS,te=q.startDTS,Z=q.endDTS;j&&(j.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:he,endPTS:$,startDTS:te,endDTS:Z}),F.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,he,$,te,Z),this.bufferFragmentData(q,F,j,E)}if(K!=null&&(d=K.samples)!==null&&d!==void 0&&d.length){var be={frag:F,id:a,samples:K.samples};b.trigger(B.Events.FRAG_PARSING_METADATA,be)}if(k){var Ae={frag:F,id:a,samples:k.samples};b.trigger(B.Events.FRAG_PARSING_USERDATA,Ae)}},y._bufferInitSegment=function(h,d,a,b){var g=this;if(this.state!==I.State.PARSING)return;this.audioOnly=!!d.audio&&!d.video,this.altAudio&&!this.audioOnly&&delete d.audio;var E=d.audio,M=d.video,F=d.audiovideo;if(E){var j=h.audioCodec,W=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(j&&(j.indexOf("mp4a.40.5")!==-1?j="mp4a.40.2":j="mp4a.40.5"),E.metadata.channelCount!==1&&W.indexOf("firefox")===-1&&(j="mp4a.40.5")),W.indexOf("android")!==-1&&E.container!=="audio/mpeg"&&(j="mp4a.40.2",this.log("Android: force audio codec to "+j)),h.audioCodec&&h.audioCodec!==j&&this.log('Swapping manifest audio codec "'+h.audioCodec+'" for "'+j+'"'),E.levelCodec=j,E.id="main",this.log("Init audio buffer, container:"+E.container+", codecs[selected/level/parsed]=["+(j||"")+"/"+(h.audioCodec||"")+"/"+E.codec+"]")}M&&(M.levelCodec=h.videoCodec,M.id="main",this.log("Init video buffer, container:"+M.container+", codecs[level/parsed]=["+(h.videoCodec||"")+"/"+M.codec+"]")),F&&this.log("Init audiovideo buffer, container:"+F.container+", codecs[level/parsed]=["+(h.attrs.CODECS||"")+"/"+F.codec+"]"),this.hls.trigger(B.Events.BUFFER_CODECS,d),Object.keys(d).forEach(function(O){var k=d[O],K=k.initSegment;K!=null&&K.byteLength&&g.hls.trigger(B.Events.BUFFER_APPENDING,{type:O,data:K,frag:a,part:null,chunkMeta:b,parent:a.type})}),this.tick()},y.backtrack=function(h){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(h);var d=this.fragmentTracker.backtrack(h);this.fragPrevious=null,this.nextLoadPosition=h.start,d?this.resetFragmentLoading(h):this.state=I.State.BACKTRACKING},y.checkFragmentChanged=function(){var h=this.media,d=null;if(h&&h.readyState>1&&h.seeking===!1){var a=h.currentTime;if(U.BufferHelper.isBuffered(h,a)?d=this.getAppendedFrag(a):U.BufferHelper.isBuffered(h,a+.1)&&(d=this.getAppendedFrag(a+.1)),d){var b=this.fragPlaying,g=d.level;(!b||d.sn!==b.sn||b.level!==g||d.urlId!==b.urlId)&&(this.hls.trigger(B.Events.FRAG_CHANGED,{frag:d}),(!b||b.level!==g)&&this.hls.trigger(B.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=d)}}},o(A,[{key:"nextLevel",get:function(){var h=this.nextBufferedFrag;return h?h.level:-1}},{key:"currentLevel",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);if(d)return d.level}return-1}},{key:"nextBufferedFrag",get:function(){var h=this.media;if(h){var d=this.getAppendedFrag(h.currentTime);return this.followingBufferedFrag(d)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),A}(I.default)},"./src/controller/subtitle-stream-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"SubtitleStreamController",function(){return l});var z=L("./src/events.ts"),I=L("./src/utils/logger.ts"),R=L("./src/utils/buffer-helper.ts"),B=L("./src/controller/fragment-finders.ts"),U=L("./src/utils/discontinuities.ts"),P=L("./src/controller/level-helper.ts"),D=L("./src/controller/fragment-tracker.ts"),v=L("./src/controller/base-stream-controller.ts"),S=L("./src/types/loader.ts"),_=L("./src/types/level.ts");function C(s,w){for(var p=0;p<w.length;p++){var c=w[p];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(s,c.key,c)}}function T(s,w,p){return w&&C(s.prototype,w),p&&C(s,p),s}function m(s,w){s.prototype=Object.create(w.prototype),s.prototype.constructor=s,u(s,w)}function u(s,w){return u=Object.setPrototypeOf||function(c,A){return c.__proto__=A,c},u(s,w)}var o=500,l=function(s){m(w,s);function w(c,A){var y;return y=s.call(this,c,A,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var p=w.prototype;return p.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},p._registerListeners=function(){var A=this.hls;A.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.on(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.on(z.Events.ERROR,this.onError,this),A.on(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.on(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.on(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.on(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p._unregisterListeners=function(){var A=this.hls;A.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),A.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),A.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),A.off(z.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.off(z.Events.ERROR,this.onError,this),A.off(z.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),A.off(z.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),A.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),A.off(z.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),A.off(z.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},p.startLoad=function(){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(o),this.tick()},p.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},p.onLevelLoaded=function(A,y){this.mainDetails=y.details},p.onSubtitleFragProcessed=function(A,y){var f=y.frag,h=y.success;if(this.fragPrevious=f,this.state=v.State.IDLE,!h)return;var d=this.tracksBuffered[this.currentTrackId];if(!d)return;for(var a,b=f.start,g=0;g<d.length;g++)if(b>=d[g].start&&b<=d[g].end){a=d[g];break}var E=f.start+f.duration;a?a.end=E:(a={start:b,end:E},d.push(a)),this.fragmentTracker.fragBuffered(f)},p.onBufferFlushing=function(A,y){var f=y.startOffset,h=y.endOffset;if(f===0&&h!==Number.POSITIVE_INFINITY){var d=this.currentTrackId,a=this.levels;if(!a.length||!a[d]||!a[d].details)return;var b=a[d].details,g=b.targetduration,E=h-g;if(E<=0)return;y.endOffsetSubtitles=Math.max(0,E),this.tracksBuffered.forEach(function(M){for(var F=0;F<M.length;){if(M[F].end<=E){M.shift();continue}else if(M[F].start<E)M[F].start=E;else break;F++}}),this.fragmentTracker.removeFragmentsInRange(f,E,S.PlaylistLevelType.SUBTITLE)}},p.onError=function(A,y){var f,h=y.frag;if(!h||h.type!==S.PlaylistLevelType.SUBTITLE)return;(f=this.fragCurrent)!==null&&f!==void 0&&f.loader&&this.fragCurrent.loader.abort(),this.state=v.State.IDLE},p.onSubtitleTracksUpdated=function(A,y){var f=this,h=y.subtitleTracks;this.tracksBuffered=[],this.levels=h.map(function(d){return new _.Level(d)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(d){f.tracksBuffered[d.id]=[]}),this.mediaBuffer=null},p.onSubtitleTrackSwitch=function(A,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var f=this.levels[this.currentTrackId];f!=null&&f.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,f&&this.setInterval(o)},p.onSubtitleTrackLoaded=function(A,y){var f,h=y.details,d=y.id,a=this.currentTrackId,b=this.levels;if(!b.length)return;var g=b[a];if(d>=b.length||d!==a||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,h.live||(f=g.details)!==null&&f!==void 0&&f.live){var E=this.mainDetails;if(h.deltaUpdateFailed||!E)return;var M=E.fragments[0];if(!g.details)h.hasProgramDateTime&&E.hasProgramDateTime?Object(U.alignMediaPlaylistByPDT)(h,E):M&&Object(P.addSliding)(h,M.start);else{var F=this.alignPlaylists(h,g.details);F===0&&M&&Object(P.addSliding)(h,M.start)}}if(g.details=h,this.levelLastLoaded=d,this.tick(),h.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var j=Object(B.findFragmentByPTS)(null,h.fragments,this.media.currentTime,0);j||(this.warn("Subtitle playlist not aligned with playback"),g.details=void 0)}},p._handleFragmentLoadComplete=function(A){var y=A.frag,f=A.payload,h=y.decryptdata,d=this.hls;if(this.fragContextChanged(y))return;if(f&&f.byteLength>0&&h&&h.key&&h.iv&&h.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(f),h.key.buffer,h.iv.buffer).then(function(b){var g=performance.now();d.trigger(z.Events.FRAG_DECRYPTED,{frag:y,payload:b,stats:{tstart:a,tdecrypt:g}})})}},p.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var A,y=this.currentTrackId,f=this.levels;if(!f.length||!f[y]||!f[y].details)return;var h=f[y].details,d=h.targetduration,a=this.config,b=this.media,g=R.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,b.currentTime-d,a.maxBufferHole),E=g.end,M=g.len,F=this.getMaxBufferLength()+d;if(M>F)return;console.assert(h,"Subtitle track details are defined on idle subtitle stream controller tick");var j=h.fragments,W=j.length,O=h.edge,k,K=this.fragPrevious;if(E<O){var Y=a.maxFragLookUpTolerance;K&&h.hasProgramDateTime&&(k=Object(B.findFragmentByPDT)(j,K.endProgramDateTime,Y)),k||(k=Object(B.findFragmentByPTS)(K,j,E,Y),!k&&K&&K.start<j[0].start&&(k=j[0]))}else k=j[W-1];(A=k)!==null&&A!==void 0&&A.encrypted?(I.logger.log("Loading key for "+k.sn),this.state=v.State.KEY_LOADING,this.hls.trigger(z.Events.KEY_LOADING,{frag:k})):k&&this.fragmentTracker.getState(k)===D.FragmentState.NOT_LOADED&&this.loadFragment(k,h,E)}},p.loadFragment=function(A,y,f){this.fragCurrent=A,s.prototype.loadFragment.call(this,A,y,f)},T(w,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),w}(v.default)},"./src/controller/subtitle-track-controller.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/events.ts"),I=L("./src/utils/texttrack-utils.ts"),R=L("./src/controller/base-playlist-controller.ts"),B=L("./src/types/loader.ts");function U(C,T){for(var m=0;m<T.length;m++){var u=T[m];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function P(C,T,m){return T&&U(C.prototype,T),m&&U(C,m),C}function D(C,T){C.prototype=Object.create(T.prototype),C.prototype.constructor=C,v(C,T)}function v(C,T){return v=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},v(C,T)}var S=function(C){D(T,C);function T(u){var o;return o=C.call(this,u,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var m=T.prototype;return m.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},m.registerListeners=function(){var o=this.hls;o.on(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(z.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(z.Events.ERROR,this.onError,this)},m.unregisterListeners=function(){var o=this.hls;o.off(z.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(z.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(z.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(z.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(z.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(z.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(z.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(z.Events.ERROR,this.onError,this)},m.onMediaAttached=function(o,l){if(this.media=l.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)},m.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},m.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=_(this.media.textTracks);o.forEach(function(l){Object(I.clearCurrentCues)(l)}),this.subtitleTrack=-1,this.media=null},m.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},m.onManifestParsed=function(o,l){this.tracks=l.subtitleTracks},m.onSubtitleTrackLoaded=function(o,l){var s=l.id,w=l.details,p=this.trackId,c=this.tracksInGroup[p];if(!c){this.warn("Invalid subtitle track id "+s);return}var A=c.details;c.details=l.details,this.log("subtitle track "+s+" loaded ["+w.startSN+"-"+w.endSN+"]"),s===this.trackId&&(this.retryCount=0,this.playlistLoaded(s,l,A))},m.onLevelLoading=function(o,l){this.switchLevel(l.level)},m.onLevelSwitching=function(o,l){this.switchLevel(l.level)},m.switchLevel=function(o){var l=this.hls.levels[o];if(!(l!=null&&l.textGroupIds))return;var s=l.textGroupIds[l.urlId];if(this.groupId!==s){var w=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,p=this.tracks.filter(function(y){return!s||y.groupId===s});this.tracksInGroup=p;var c=this.findTrackId(w==null?void 0:w.name)||this.findTrackId();this.groupId=s;var A={subtitleTracks:p};this.log("Updating subtitle tracks, "+p.length+' track(s) found in "'+s+'" group-id'),this.hls.trigger(z.Events.SUBTITLE_TRACKS_UPDATED,A),c!==-1&&this.setSubtitleTrack(c,w)}},m.findTrackId=function(o){for(var l=this.tracksInGroup,s=0;s<l.length;s++){var w=l[s];if((!this.selectDefaultTrack||w.default)&&(!o||o===w.name))return w.id}return-1},m.onError=function(o,l){if(C.prototype.onError.call(this,o,l),l.fatal||!l.context)return;l.context.type===B.PlaylistContextType.SUBTITLE_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},m.loadPlaylist=function(o){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var s=l.id,w=l.groupId,p=l.url;if(o)try{p=o.addDirectives(p)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Loading subtitle playlist for id "+s),this.hls.trigger(z.Events.SUBTITLE_TRACK_LOADING,{url:p,id:s,groupId:w,deliveryDirectives:o||null})}},m.toggleTrackModes=function(o){var l=this,s=this.media,w=this.subtitleDisplay,p=this.trackId;if(!s)return;var c=_(s.textTracks),A=c.filter(function(h){return h.groupId===l.groupId});if(o===-1)[].slice.call(c).forEach(function(h){h.mode="disabled"});else{var y=A[p];y&&(y.mode="disabled")}var f=A[o];f&&(f.mode=w?"showing":"hidden")},m.setSubtitleTrack=function(o,l){var s,w=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(s=w[o])!==null&&s!==void 0&&s.details)||o<-1||o>=w.length)return;this.clearTimer();var p=w[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,p){var c=p.id,A=p.groupId,y=A===void 0?"":A,f=p.name,h=p.type,d=p.url;this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:c,groupId:y,name:f,type:h,url:d});var a=this.switchParams(p.url,l==null?void 0:l.details);this.loadPlaylist(a)}else this.hls.trigger(z.Events.SUBTITLE_TRACK_SWITCH,{id:o})},m.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,l=_(this.media.textTracks),s=0;s<l.length;s++)if(l[s].mode==="hidden")o=s;else if(l[s].mode==="showing"){o=s;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},P(T,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var l=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,l)}}]),T}(R.default);function _(C){for(var T=[],m=0;m<C.length;m++){var u=C[m];u.kind==="subtitles"&&u.label&&T.push(C[m])}return T}X.default=S},"./src/controller/timeline-controller.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"TimelineController",function(){return _});var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/utils/cea-608-parser.ts"),B=L("./src/utils/output-filter.ts"),U=L("./src/utils/webvtt-parser.ts"),P=L("./src/utils/texttrack-utils.ts"),D=L("./src/utils/imsc1-ttml-parser.ts"),v=L("./src/types/loader.ts"),S=L("./src/utils/logger.ts"),_=function(){function u(l){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=m(),this.captionsProperties=void 0,this.hls=l,this.config=l.config,this.Cues=l.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var s=new B.default(this,"textTrack1"),w=new B.default(this,"textTrack2"),p=new B.default(this,"textTrack3"),c=new B.default(this,"textTrack4");this.cea608Parser1=new R.default(1,s,w),this.cea608Parser2=new R.default(3,p,c)}l.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(I.Events.FRAG_LOADING,this.onFragLoading,this),l.on(I.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.on(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.on(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=u.prototype;return o.destroy=function(){var s=this.hls;s.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),s.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(I.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),s.off(I.Events.FRAG_LOADING,this.onFragLoading,this),s.off(I.Events.FRAG_LOADED,this.onFragLoaded,this),s.off(I.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),s.off(I.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),s.off(I.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(I.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),s.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(s,w,p,c,A){for(var y=!1,f=A.length;f--;){var h=A[f],d=T(h[0],h[1],w,p);if(d>=0&&(h[0]=Math.min(h[0],w),h[1]=Math.max(h[1],p),y=!0,d/(p-w)>.5))return}if(y||A.push([w,p]),this.config.renderTextTracksNatively){var a=this.captionsTracks[s];this.Cues.newCue(a,w,p,c)}else{var b=this.Cues.newCue(null,w,p,c);this.hls.trigger(I.Events.CUES_PARSED,{type:"captions",cues:b,track:s})}},o.onInitPtsFound=function(s,w){var p=this,c=w.frag,A=w.id,y=w.initPTS,f=w.timescale,h=this.unparsedVttFrags;A==="main"&&(this.initPTS[c.cc]=y,this.timescale[c.cc]=f),h.length&&(this.unparsedVttFrags=[],h.forEach(function(d){p.onFragLoaded(I.Events.FRAG_LOADED,d)}))},o.getExistingTrack=function(s){var w=this.media;if(w)for(var p=0;p<w.textTracks.length;p++){var c=w.textTracks[p];if(c[s])return c}return null},o.createCaptionsTrack=function(s){this.config.renderTextTracksNatively?this.createNativeTrack(s):this.createNonNativeTrack(s)},o.createNativeTrack=function(s){if(this.captionsTracks[s])return;var w=this.captionsProperties,p=this.captionsTracks,c=this.media,A=w[s],y=A.label,f=A.languageCode,h=this.getExistingTrack(s);if(h)p[s]=h,Object(P.clearCurrentCues)(p[s]),Object(P.sendAddTrackEvent)(p[s],c);else{var d=this.createTextTrack("captions",y,f);d&&(d[s]=!0,p[s]=d)}},o.createNonNativeTrack=function(s){if(this.nonNativeCaptionsTracks[s])return;var w=this.captionsProperties[s];if(!w)return;var p=w.label,c={_id:s,label:p,kind:"captions",default:w.media?!!w.media.default:!1,closedCaptions:w.media};this.nonNativeCaptionsTracks[s]=c,this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[c]})},o.createTextTrack=function(s,w,p){var c=this.media;return c?c.addTextTrack(s,w,p):void 0},o.onMediaAttaching=function(s,w){this.media=w.media,this._cleanTracks()},o.onMediaDetaching=function(){var s=this.captionsTracks;Object.keys(s).forEach(function(w){Object(P.clearCurrentCues)(s[w]),delete s[w]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=m(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var s=this.media;if(!s)return;var w=s.textTracks;if(w)for(var p=0;p<w.length;p++)Object(P.clearCurrentCues)(w[p])},o.onSubtitleTracksUpdated=function(s,w){var p=this;this.textTracks=[];var c=w.subtitleTracks||[],A=c.some(function(d){return d.textCodec===D.IMSC1_CODEC});if(this.config.enableWebVTT||A&&this.config.enableIMSC1){var y=this.tracks&&c&&this.tracks.length===c.length;if(this.tracks=c||[],this.config.renderTextTracksNatively){var f=this.media?this.media.textTracks:[];this.tracks.forEach(function(d,a){var b;if(a<f.length){for(var g=null,E=0;E<f.length;E++)if(C(f[E],d)){g=f[E];break}g&&(b=g)}b?Object(P.clearCurrentCues)(b):(b=p.createTextTrack("subtitles",d.name,d.lang),b&&(b.mode="disabled")),b&&(b.groupId=d.groupId,p.textTracks.push(b))})}else if(!y&&this.tracks&&this.tracks.length){var h=this.tracks.map(function(d){return{label:d.name,kind:d.type.toLowerCase(),default:d.default,subtitleTrack:d}});this.hls.trigger(I.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:h})}}},o.onManifestLoaded=function(s,w){var p=this;this.config.enableCEA708Captions&&w.captions&&w.captions.forEach(function(c){var A=/(?:CC|SERVICE)([1-4])/.exec(c.instreamId);if(!A)return;var y="textTrack"+A[1],f=p.captionsProperties[y];if(!f)return;f.label=c.name,c.lang&&(f.languageCode=c.lang),f.media=c})},o.onFragLoading=function(s,w){var p=this.cea608Parser1,c=this.cea608Parser2,A=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(p&&c))return;if(w.frag.type===v.PlaylistLevelType.MAIN){var f,h,d=w.frag.sn,a=(f=w==null||((h=w.part)===null||h===void 0)?void 0:h.index)!=null?f:-1;d===A+1||d===A&&a===y+1||(p.reset(),c.reset()),this.lastSn=d,this.lastPartIndex=a}},o.onFragLoaded=function(s,w){var p=w.frag,c=w.payload,A=this.initPTS,y=this.unparsedVttFrags;if(p.type===v.PlaylistLevelType.SUBTITLE)if(c.byteLength){if(!Object(z.isFiniteNumber)(A[p.cc])){y.push(w),A.length&&this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Missing initial subtitle PTS")});return}var f=p.decryptdata;if(f==null||f.key==null||f.method!=="AES-128"){var h=this.tracks[p.level],d=this.vttCCs;d[p.cc]||(d[p.cc]={start:p.start,prevCC:this.prevCC,new:!0},this.prevCC=p.cc),h&&h.textCodec===D.IMSC1_CODEC?this._parseIMSC1(p,c):this._parseVTTs(p,c,d)}}else this.hls.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:p,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(s,w){var p=this,c=this.hls;Object(D.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(A){p._appendCues(A,s.level),c.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(A){S.logger.log("Failed to parse IMSC1: "+A),c.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:A})})},o._parseVTTs=function(s,w,p){var c=this,A=this.hls;Object(U.parseWebVTT)(w,this.initPTS[s.cc],this.timescale[s.cc],p,s.cc,s.start,function(y){c._appendCues(y,s.level),A.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},function(y){c._fallbackToIMSC1(s,w),S.logger.log("Failed to parse VTT cue: "+y),A.trigger(I.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:y})})},o._fallbackToIMSC1=function(s,w){var p=this,c=this.tracks[s.level];c.textCodec||Object(D.parseIMSC1)(w,this.initPTS[s.cc],this.timescale[s.cc],function(){c.textCodec=D.IMSC1_CODEC,p._parseIMSC1(s,w)},function(){c.textCodec="wvtt"})},o._appendCues=function(s,w){var p=this.hls;if(this.config.renderTextTracksNatively){var c=this.textTracks[w];if(c.mode==="disabled")return;s.forEach(function(f){return Object(P.addCueToTrack)(c,f)})}else{var A=this.tracks[w],y=A.default?"default":"subtitles"+w;p.trigger(I.Events.CUES_PARSED,{type:"subtitles",cues:s,track:y})}},o.onFragDecrypted=function(s,w){var p=w.frag;if(p.type===v.PlaylistLevelType.SUBTITLE){if(!Object(z.isFiniteNumber)(this.initPTS[p.cc])){this.unparsedVttFrags.push(w);return}this.onFragLoaded(I.Events.FRAG_LOADED,w)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(s,w){var p=this.cea608Parser1,c=this.cea608Parser2;if(!this.enabled||!(p&&c))return;for(var A=0;A<w.samples.length;A++){var y=w.samples[A].bytes;if(y){var f=this.extractCea608Data(y);p.addData(w.samples[A].pts,f[0]),c.addData(w.samples[A].pts,f[1])}}},o.onBufferFlushing=function(s,w){var p=w.startOffset,c=w.endOffset,A=w.endOffsetSubtitles,y=w.type,f=this.media;if(!f||f.currentTime<c)return;if(!y||y==="video"){var h=this.captionsTracks;Object.keys(h).forEach(function(a){return Object(P.removeCuesInRange)(h[a],p,c)})}if(this.config.renderTextTracksNatively&&(p===0&&A!==void 0)){var d=this.textTracks;Object.keys(d).forEach(function(a){return Object(P.removeCuesInRange)(d[a],p,A)})}},o.extractCea608Data=function(s){for(var w=s[0]&31,p=2,c=[[],[]],A=0;A<w;A++){var y=s[p++],f=127&s[p++],h=127&s[p++],d=(4&y)!==0,a=3&y;if(f===0&&h===0)continue;d&&((a===0||a===1)&&(c[a].push(f),c[a].push(h)))}return c},u}();function C(u,o){return u&&u.label===o.name&&!(u.textTrack1||u.textTrack2)}function T(u,o,l,s){return Math.min(o,s)-Math.max(u,l)}function m(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return z});var z=function(){function I(B,U){this.subtle=void 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B.EventEmitter,m=function(o,l){C.postMessage({event:o,data:l})};T.on(I.Events.FRAG_DECRYPTED,m),T.on(I.Events.ERROR,m),C.addEventListener("message",function(u){var o=u.data;switch(o.cmd){case"init":{var l=JSON.parse(o.config);C.transmuxer=new z.default(T,o.typeSupported,l,o.vendor,o.id),Object(R.enableLogs)(l.debug),m("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var s=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(z.isPromise)(s)?s.then(function(c){D(C,c)}):D(C,s);break}case"flush":{var w=o.chunkMeta,p=C.transmuxer.flush(w);Object(z.isPromise)(p)?p.then(function(c){S(C,c,w)}):S(C,p,w);break}default:break}})}function D(C,T){if(_(T.remuxResult))return;var m=[],u=T.remuxResult,o=u.audio,l=u.video;o&&v(m,o),l&&v(m,l),C.postMessage({event:"transmuxComplete",data:T},m)}function v(C,T){T.data1&&C.push(T.data1.buffer),T.data2&&C.push(T.data2.buffer)}function S(C,T,m){T.forEach(function(u){D(C,u)}),C.postMessage({event:"flush",data:m})}function _(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return l}),L.d(X,"isPromise",function(){return p}),L.d(X,"TransmuxConfig",function(){return c}),L.d(X,"TransmuxState",function(){return A});var z=L("./src/events.ts"),I=L("./src/errors.ts"),R=L("./src/crypt/decrypter.ts"),B=L("./src/demux/aacdemuxer.ts"),U=L("./src/demux/mp4demuxer.ts"),P=L("./src/demux/tsdemuxer.ts"),D=L("./src/demux/mp3demuxer.ts"),v=L("./src/remux/mp4-remuxer.ts"),S=L("./src/remux/passthrough-remuxer.ts"),_=L("./src/demux/chunk-cache.ts"),C=L("./src/utils/mp4-tools.ts"),T=L("./src/utils/logger.ts"),m;try{m=self.performance.now.bind(self.performance)}catch(y){T.logger.debug("Unable to use Performance API on this environment"),m=self.Date.now}var u=[{demux:P.default,remux:v.default},{demux:U.default,remux:S.default},{demux:B.default,remux:v.default},{demux:D.default,remux:v.default}],o=1024;u.forEach(function(y){var f=y.demux;o=Math.max(o,f.minProbeByteLength)});var l=function(){function y(h,d,a,b,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 _.default,this.observer=h,this.typeSupported=d,this.config=a,this.vendor=b,this.id=g}var f=y.prototype;return f.configure=function(d){this.transmuxConfig=d,this.decrypter&&this.decrypter.reset()},f.push=function(d,a,b,g){var E=this,M=b.transmuxing;M.executeStart=m();var F=new Uint8Array(d),j=this.cache,W=this.config,O=this.currentTransmuxState,k=this.transmuxConfig;g&&(this.currentTransmuxState=g);var K=s(F,a);if(K&&K.method==="AES-128"){var Y=this.getDecrypter();if(W.enableSoftwareAES){var q=Y.softwareDecrypt(F,K.key.buffer,K.iv.buffer);if(!q)return M.executeEnd=m(),w(b);F=new Uint8Array(q)}else return this.decryptionPromise=Y.webCryptoDecrypt(F,K.key.buffer,K.iv.buffer).then(function(we){var De=E.push(we,null,b);return E.decryptionPromise=null,De}),this.decryptionPromise}var oe=g||O,Te=oe.contiguous,ve=oe.discontinuity,ge=oe.trackSwitch,me=oe.accurateTimeOffset,le=oe.timeOffset,ie=k.audioCodec,he=k.videoCodec,$=k.defaultInitPts,te=k.duration,Z=k.initSegmentData;if((ve||ge)&&this.resetInitSegment(Z,ie,he,te),ve&&this.resetInitialTimestamp($),Te||this.resetContiguity(),this.needsProbing(F,ve,ge)){if(j.dataLength){var be=j.flush();F=Object(C.appendUint8Array)(be,F)}this.configureTransmuxer(F,k)}var Ae=this.transmux(F,K,le,me,b),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,M.executeEnd=m(),Ae},f.flush=function(d){var a=this,b=d.transmuxing;b.executeStart=m();var g=this.decrypter,E=this.cache,M=this.currentTransmuxState,F=this.decryptionPromise;if(F)return F.then(function(){return a.flush(d)});var j=[],W=M.timeOffset;if(g){var O=g.flush();O&&j.push(this.push(O,null,d))}var k=E.dataLength;E.reset();var K=this.demuxer,Y=this.remuxer;if(!K||!Y)return k>=o&&this.observer.emit(z.Events.ERROR,z.Events.ERROR,{type:I.ErrorTypes.MEDIA_ERROR,details:I.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),b.executeEnd=m(),[w(d)];var q=K.flush(W);return p(q)?q.then(function(oe){return a.flushRemux(j,oe,d),j}):(this.flushRemux(j,q,d),j)},f.flushRemux=function(d,a,b){var g=a.audioTrack,E=a.avcTrack,M=a.id3Track,F=a.textTrack,j=this.currentTransmuxState,W=j.accurateTimeOffset,O=j.timeOffset;T.logger.log("[transmuxer.ts]: Flushed fragment "+b.sn+(b.part>-1?" p: "+b.part:"")+" of level "+b.level);var k=this.remuxer.remux(g,E,M,F,O,W,!0,this.id);d.push({remuxResult:k,chunkMeta:b}),b.transmuxing.executeEnd=m()},f.resetInitialTimestamp=function(d){var a=this.demuxer,b=this.remuxer;if(!a||!b)return;a.resetTimeStamp(d),b.resetTimeStamp(d)},f.resetContiguity=function(){var d=this.demuxer,a=this.remuxer;if(!d||!a)return;d.resetContiguity(),a.resetNextTimestamp()},f.resetInitSegment=function(d,a,b,g){var E=this.demuxer,M=this.remuxer;if(!E||!M)return;E.resetInitSegment(a,b,g),M.resetInitSegment(d,a,b)},f.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},f.transmux=function(d,a,b,g,E){var M;return a&&a.method==="SAMPLE-AES"?M=this.transmuxSampleAes(d,a,b,g,E):M=this.transmuxUnencrypted(d,b,g,E),M},f.transmuxUnencrypted=function(d,a,b,g){var E=this.demuxer.demux(d,a,!1,!this.config.progressive),M=E.audioTrack,F=E.avcTrack,j=E.id3Track,W=E.textTrack,O=this.remuxer.remux(M,F,j,W,a,b,!1,this.id);return{remuxResult:O,chunkMeta:g}},f.transmuxSampleAes=function(d,a,b,g,E){var M=this;return this.demuxer.demuxSampleAes(d,a,b).then(function(F){var j=M.remuxer.remux(F.audioTrack,F.avcTrack,F.id3Track,F.textTrack,b,g,!1,M.id);return{remuxResult:j,chunkMeta:E}})},f.configureTransmuxer=function(d,a){for(var b=this.config,g=this.observer,E=this.typeSupported,M=this.vendor,F=a.audioCodec,j=a.defaultInitPts,W=a.duration,O=a.initSegmentData,k=a.videoCodec,K,Y=0,q=u.length;Y<q;Y++)if(u[Y].demux.probe(d)){K=u[Y];break}K||(T.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),K={demux:U.default,remux:S.default});var oe=this.demuxer,Te=this.remuxer,ve=K.remux,ge=K.demux;(!Te||!(Te instanceof ve))&&(this.remuxer=new ve(g,b,E,M)),(!oe||!(oe instanceof ge))&&(this.demuxer=new ge(g,b,E),this.probe=ge.probe),this.resetInitSegment(O,F,k,W),this.resetInitialTimestamp(j)},f.needsProbing=function(d,a,b){return!this.demuxer||!this.remuxer||a||b},f.getDecrypter=function(){var d=this.decrypter;return d||(d=this.decrypter=new R.default(this.observer,this.config)),d},y}();function s(y,f){var h=null;return y.byteLength>0&&f!=null&&f.key!=null&&f.iv!==null&&f.method!=null&&(h=f),h}var w=function(f){return{remuxResult:{},chunkMeta:f}};function p(y){return"then"in y&&y.then instanceof Function}var c=function(f,h,d,a,b){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=f,this.videoCodec=h,this.initSegmentData=d,this.duration=a,this.defaultInitPts=b},A=function(f,h,d,a,b){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=f,this.contiguous=h,this.accurateTimeOffset=d,this.trackSwitch=a,this.timeOffset=b}},"./src/demux/tsdemuxer.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"discardEPB",function(){return w});var z=L("./src/demux/adts.ts"),I=L("./src/demux/mpegaudio.ts"),R=L("./src/demux/exp-golomb.ts"),B=L("./src/demux/id3.ts"),U=L("./src/demux/sample-aes.ts"),P=L("./src/events.ts"),D=L("./src/utils/mp4-tools.ts"),v=L("./src/utils/logger.ts"),S=L("./src/errors.ts"),_={video:1,audio:2,id3:3,text:4},C=function(){function p(A,y,f){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=A,this.config=y,this.typeSupported=f}p.probe=function(y){var f=p.syncOffset(y);return f<0?!1:(f&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+f+", junk ahead ?"),!0)},p.syncOffset=function(y){for(var f=Math.min(1e3,y.length-3*188),h=0;h<f;){if(y[h]===71&&y[h+188]===71&&y[h+2*188]===71)return h;h++}return-1},p.createTrack=function(y,f){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:_[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?f:void 0}};var c=p.prototype;return c.resetInitSegment=function(y,f,h){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=p.createTrack("video",h),this._audioTrack=p.createTrack("audio",h),this._id3Track=p.createTrack("id3",h),this._txtTrack=p.createTrack("text",h),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=f,this._duration=h},c.resetTimeStamp=function(){},c.resetContiguity=function(){var y=this._audioTrack,f=this._avcTrack,h=this._id3Track;y&&(y.pesData=null),f&&(f.pesData=null),h&&(h.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},c.demux=function(y,f,h,d){h===void 0&&(h=!1),d===void 0&&(d=!1),h||(this.sampleAes=null);var a,b=this._avcTrack,g=this._audioTrack,E=this._id3Track,M=b.pid,F=b.pesData,j=g.pid,W=E.pid,O=g.pesData,k=E.pesData,K=!1,Y=this.pmtParsed,q=this._pmtId,oe=y.length;if(this.remainderData&&(y=Object(D.appendUint8Array)(this.remainderData,y),oe=y.length,this.remainderData=null),oe<188&&!d)return this.remainderData=y,{audioTrack:g,avcTrack:b,id3Track:E,textTrack:this._txtTrack};var Te=Math.max(0,p.syncOffset(y));oe-=(oe+Te)%188,oe<y.byteLength&&!d&&(this.remainderData=new Uint8Array(y.buffer,oe,y.buffer.byteLength-oe));for(var ve=Te;ve<oe;ve+=188)if(y[ve]===71){var ge=!!(y[ve+1]&64),me=((y[ve+1]&31)<<8)+y[ve+2],le=(y[ve+3]&48)>>4,ie=void 0;if(le>1){if(ie=ve+5+y[ve+4],ie===ve+188)continue}else ie=ve+4;switch(me){case M:ge&&(F&&(a=o(F))&&this.parseAVCPES(a,!1),F={data:[],size:0}),F&&(F.data.push(y.subarray(ie,ve+188)),F.size+=ve+188-ie);break;case j:ge&&(O&&(a=o(O))&&(g.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),O={data:[],size:0}),O&&(O.data.push(y.subarray(ie,ve+188)),O.size+=ve+188-ie);break;case W:ge&&(k&&(a=o(k))&&this.parseID3PES(a),k={data:[],size:0}),k&&(k.data.push(y.subarray(ie,ve+188)),k.size+=ve+188-ie);break;case 0:ge&&(ie+=y[ie]+1),q=this._pmtId=m(y,ie);break;case q:{ge&&(ie+=y[ie]+1);var he=u(y,ie,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,h);M=he.avc,M>0&&(b.pid=M),j=he.audio,j>0&&(g.pid=j,g.isAAC=he.isAAC),W=he.id3,W>0&&(E.pid=W),K&&!Y&&(v.logger.log("reparse from beginning"),K=!1,ve=Te-188),Y=this.pmtParsed=!0;break}case 17:case 8191:break;default:K=!0;break}}else this.observer.emit(P.Events.ERROR,P.Events.ERROR,{type:S.ErrorTypes.MEDIA_ERROR,details:S.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});b.pesData=F,g.pesData=O,E.pesData=k;var $={audioTrack:g,avcTrack:b,id3Track:E,textTrack:this._txtTrack};return d&&this.extractRemainingSamples($),$},c.flush=function(){var y=this.remainderData;this.remainderData=null;var f;return y?f=this.demux(y,-1,!1,!0):f={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(f),this.sampleAes?this.decrypt(f,this.sampleAes):f},c.extractRemainingSamples=function(y){var f=y.audioTrack,h=y.avcTrack,d=y.id3Track,a=h.pesData,b=f.pesData,g=d.pesData,E;a&&(E=o(a))?(this.parseAVCPES(E,!0),h.pesData=null):h.pesData=a,b&&(E=o(b))?(f.isAAC?this.parseAACPES(E):this.parseMPEGPES(E),f.pesData=null):(b!=null&&b.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),f.pesData=b),g&&(E=o(g))?(this.parseID3PES(E),d.pesData=null):d.pesData=g},c.demuxSampleAes=function(y,f,h){var d=this.demux(y,h,!0,!this.config.progressive),a=this.sampleAes=new U.default(this.observer,this.config,f);return this.decrypt(d,a)},c.decrypt=function(y,f){return new Promise(function(h){var d=y.audioTrack,a=y.avcTrack;d.samples&&d.isAAC?f.decryptAacSamples(d.samples,0,function(){a.samples?f.decryptAvcSamples(a.samples,0,0,function(){h(y)}):h(y)}):a.samples&&f.decryptAvcSamples(a.samples,0,0,function(){h(y)})})},c.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},c.parseAVCPES=function(y,f){var h=this,d=this._avcTrack,a=this.parseAVCNALu(y.data),b=!1,g=this.avcSample,E,M=!1;y.data=null,g&&a.length&&!d.audFound&&(l(g,d),g=this.avcSample=T(!1,y.pts,y.dts,"")),a.forEach(function(F){switch(F.type){case 1:{E=!0,g||(g=h.avcSample=T(!0,y.pts,y.dts,"")),b&&(g.debug+="NDR "),g.frame=!0;var j=F.data;if(M&&j.length>4){var W=new R.default(j).readSliceType();(W===2||W===4||W===7||W===9)&&(g.key=!0)}break}case 5:E=!0,g||(g=h.avcSample=T(!0,y.pts,y.dts,"")),b&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{E=!0,b&&g&&(g.debug+="SEI ");var O=new R.default(w(F.data));O.readUByte();for(var k=0,K=0,Y=!1,q=0;!Y&&O.bytesAvailable>1;){k=0;do q=O.readUByte(),k+=q;while(q===255);K=0;do q=O.readUByte(),K+=q;while(q===255);if(k===4&&O.bytesAvailable!==0){Y=!0;var oe=O.readUByte();if(oe===181){var Te=O.readUShort();if(Te===49){var ve=O.readUInt();if(ve===1195456820){var ge=O.readUByte();if(ge===3){for(var me=O.readUByte(),le=O.readUByte(),ie=31&me,he=[me,le],$=0;$<ie;$++)he.push(O.readUByte()),he.push(O.readUByte()),he.push(O.readUByte());s(h._txtTrack.samples,{type:3,pts:y.pts,bytes:he})}}}}}else if(k===5&&O.bytesAvailable!==0){if(Y=!0,K>16){for(var te=[],Z=0;Z<16;Z++)te.push(O.readUByte().toString(16)),(Z===3||Z===5||Z===7||Z===9)&&te.push("-");for(var be=K-16,Ae=new Uint8Array(be),ye=0;ye<be;ye++)Ae[ye]=O.readUByte();s(h._txtTrack.samples,{pts:y.pts,payloadType:k,uuid:te.join(""),userData:Object(B.utf8ArrayToStr)(Ae),userDataBytes:Ae})}}else if(K<O.bytesAvailable)for(var we=0;we<K;we++)O.readUByte()}break}case 7:if(E=!0,M=!0,b&&g&&(g.debug+="SPS "),!d.sps){var De=new R.default(F.data),Re=De.readSPS();d.width=Re.width,d.height=Re.height,d.pixelRatio=Re.pixelRatio,d.sps=[F.data],d.duration=h._duration;for(var Me=F.data.subarray(1,4),ke="avc1.",Oe=0;Oe<3;Oe++){var ze=Me[Oe].toString(16);ze.length<2&&(ze="0"+ze),ke+=ze}d.codec=ke}break;case 8:E=!0,b&&g&&(g.debug+="PPS "),d.pps||(d.pps=[F.data]);break;case 9:E=!1,d.audFound=!0,g&&l(g,d),g=h.avcSample=T(!1,y.pts,y.dts,b?"AUD ":"");break;case 12:E=!1;break;default:E=!1,g&&(g.debug+="unknown NAL "+F.type+" ");break}if(g&&E){var Ze=g.units;Ze.push(F)}}),f&&g&&(l(g,d),this.avcSample=null)},c.getLastNalUnit=function(){var y,f=this.avcSample,h;if(!f||f.units.length===0){var d=this._avcTrack.samples;f=d[d.length-1]}if((y=f)!==null&&y!==void 0&&y.units){var a=f.units;h=a[a.length-1]}return h},c.parseAVCNALu=function(y){var f=y.byteLength,h=this._avcTrack,d=h.naluState||0,a=d,b=[],g=0,E,M,F,j=-1,W=0;for(d===-1&&(j=0,W=y[0]&31,d=0,g=1);g<f;){if(E=y[g++],!d){d=E?0:1;continue}if(d===1){d=E?0:2;continue}if(!E)d=3;else if(E===1){if(j>=0){var O={data:y.subarray(j,g-d-1),type:W};b.push(O)}else{var k=this.getLastNalUnit();if(k&&(a&&g<=4-a&&(k.state&&(k.data=k.data.subarray(0,k.data.byteLength-a))),M=g-d-1,M>0)){var K=new Uint8Array(k.data.byteLength+M);K.set(k.data,0),K.set(y.subarray(0,M),k.data.byteLength),k.data=K,k.state=0}}g<f?(F=y[g]&31,j=g,W=F,d=0):d=-1}else d=0}if(j>=0&&d>=0){var Y={data:y.subarray(j,f),type:W,state:d};b.push(Y)}if(b.length===0){var q=this.getLastNalUnit();if(q){var oe=new Uint8Array(q.data.byteLength+y.byteLength);oe.set(q.data,0),oe.set(y,q.data.byteLength),q.data=oe}}return h.naluState=d,b},c.parseAACPES=function(y){var f=0,h=this._audioTrack,d=this.aacOverFlow,a=y.data;if(d){this.aacOverFlow=null;var b=d.sample.unit.byteLength,g=Math.min(d.missing,b),E=b-g;d.sample.unit.set(a.subarray(0,g),E),h.samples.push(d.sample),f=d.missing}var M,F;for(M=f,F=a.length;M<F-1&&!z.isHeader(a,M);M++);if(M!==f){var j,W;if(M<F-1?(j="AAC PES did not start with ADTS header,offset:"+M,W=!1):(j="no ADTS header found in AAC PES",W=!0),v.logger.warn("parsing 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T(p,c,A,y){return{key:p,frame:!1,pts:c,dts:A,units:[],debug:y,length:0}}function m(p,c){return(p[c+10]&31)<<8|p[c+11]}function u(p,c,A,y){var f={audio:-1,avc:-1,id3:-1,isAAC:!0},h=(p[c+1]&15)<<8|p[c+2],d=c+3+h-4,a=(p[c+10]&15)<<8|p[c+11];for(c+=12+a;c<d;){var b=(p[c+1]&31)<<8|p[c+2];switch(p[c]){case 207:if(!y){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:f.audio===-1&&(f.audio=b);break;case 21:f.id3===-1&&(f.id3=b);break;case 219:if(!y){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:f.avc===-1&&(f.avc=b);break;case 3:case 4:A?f.audio===-1&&(f.audio=b,f.isAAC=!1):v.logger.log("MPEG audio found, not supported in this browser");break;case 36:v.logger.warn("Unsupported HEVC stream type found");break;default:break}c+=((p[c+3]&15)<<8|p[c+4])+5}return f}function o(p){var c=0,A,y,f,h,d,a=p.data;if(!p||p.size===0)return null;for(;a[0].length<19&&a.length>1;){var b=new 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I;(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"})(I||(I={}))},"./src/events.ts":function(re,X,L){"use 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z;(function(I){I.MEDIA_ATTACHING="hlsMediaAttaching",I.MEDIA_ATTACHED="hlsMediaAttached",I.MEDIA_DETACHING="hlsMediaDetaching",I.MEDIA_DETACHED="hlsMediaDetached",I.BUFFER_RESET="hlsBufferReset",I.BUFFER_CODECS="hlsBufferCodecs",I.BUFFER_CREATED="hlsBufferCreated",I.BUFFER_APPENDING="hlsBufferAppending",I.BUFFER_APPENDED="hlsBufferAppended",I.BUFFER_EOS="hlsBufferEos",I.BUFFER_FLUSHING="hlsBufferFlushing",I.BUFFER_FLUSHED="hlsBufferFlushed",I.MANIFEST_LOADING="hlsManifestLoading",I.MANIFEST_LOADED="hlsManifestLoaded",I.MANIFEST_PARSED="hlsManifestParsed",I.LEVEL_SWITCHING="hlsLevelSwitching",I.LEVEL_SWITCHED="hlsLevelSwitched",I.LEVEL_LOADING="hlsLevelLoading",I.LEVEL_LOADED="hlsLevelLoaded",I.LEVEL_UPDATED="hlsLevelUpdated",I.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",I.LEVELS_UPDATED="hlsLevelsUpdated",I.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",I.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",I.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",I.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",I.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",I.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",I.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",I.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",I.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",I.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",I.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",I.CUES_PARSED="hlsCuesParsed",I.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",I.INIT_PTS_FOUND="hlsInitPtsFound",I.FRAG_LOADING="hlsFragLoading",I.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",I.FRAG_LOADED="hlsFragLoaded",I.FRAG_DECRYPTED="hlsFragDecrypted",I.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",I.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",I.FRAG_PARSING_METADATA="hlsFragParsingMetadata",I.FRAG_PARSED="hlsFragParsed",I.FRAG_BUFFERED="hlsFragBuffered",I.FRAG_CHANGED="hlsFragChanged",I.FPS_DROP="hlsFpsDrop",I.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",I.ERROR="hlsError",I.DESTROYING="hlsDestroying",I.KEY_LOADING="hlsKeyLoading",I.KEY_LOADED="hlsKeyLoaded",I.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",I.BACK_BUFFER_REACHED="hlsBackBufferReached"})(z||(z={}))},"./src/hls.ts":function(re,X,L){"use 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0,this.networkControllers=void 0,this._emitter=new m.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var f=this.config=Object(T.mergeConfig)(c.DefaultConfig,y);this.userConfig=y,Object(C.enableLogs)(f.debug),this._autoLevelCapping=-1,f.progressive&&Object(T.enableStreamingMode)(f);var h=f.abrController,d=f.bufferController,a=f.capLevelController,b=f.fpsController,g=this.abrController=new h(this),E=this.bufferController=new d(this),M=this.capLevelController=new a(this),F=new b(this),j=new R.default(this),W=new B.default(this),O=new U.default(this),k=this.levelController=new D.default(this),K=new v.FragmentTracker(this),Y=this.streamController=new S.default(this,K);M.setStreamController(Y),F.setStreamController(Y);var q=[k,Y];this.networkControllers=q;var oe=[j,W,g,E,M,F,O,K];this.audioTrackController=this.createController(f.audioTrackController,null,q),this.createController(f.audioStreamController,K,q),this.subtitleTrackController=this.createController(f.subtitleTrackController,null,q),this.createController(f.subtitleStreamController,K,q),this.createController(f.timelineController,null,oe),this.emeController=this.createController(f.emeController,null,oe),this.cmcdController=this.createController(f.cmcdController,null,oe),this.latencyController=this.createController(P.default,null,oe),this.coreComponents=oe}var A=c.prototype;return A.createController=function(f,h,d){if(f){var a=h?new f(this,h):new f(this);return d&&d.push(a),a}return null},A.on=function(f,h,d){d===void 0&&(d=this),this._emitter.on(f,h,d)},A.once=function(f,h,d){d===void 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h=this.media,d=this.url,a=this.url=z.buildAbsoluteURL(self.location.href,f,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),h&&d&&d!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(h)),this.trigger(o.Events.MANIFEST_LOADING,{url:f})},A.startLoad=function(f){f===void 0&&(f=-1),C.logger.log("startLoad("+f+")"),this.networkControllers.forEach(function(h){h.startLoad(f)})},A.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(f){f.stopLoad()})},A.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},A.recoverMediaError=function(){C.logger.log("recoverMediaError");var f=this._media;this.detachMedia(),f&&this.attachMedia(f)},A.removeLevel=function(f,h){h===void 0&&(h=0),this.levelController.removeLevel(f,h)},w(c,[{key:"levels",get:function(){var f=this.levelController.levels;return f||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(f){C.logger.log("set currentLevel:"+f),this.loadLevel=f,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(f){C.logger.log("set nextLevel:"+f),this.levelController.manualLevel=f,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(f){C.logger.log("set loadLevel:"+f),this.levelController.manualLevel=f}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(f){this.levelController.nextLoadLevel=f}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(f){C.logger.log("set firstLevel:"+f),this.levelController.firstLevel=f}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(f){C.logger.log("set 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d=f.length,a=0;a<d;a++)if(f[a].maxBitrate>h)return a;return 0}},{key:"maxAutoLevel",get:function(){var f=this.levels,h=this.autoLevelCapping,d;return h===-1&&f&&f.length?d=f.length-1:d=h,d}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(f){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,f)}},{key:"audioTracks",get:function(){var f=this.audioTrackController;return f?f.audioTracks:[]}},{key:"audioTrack",get:function(){var f=this.audioTrackController;return f?f.audioTrack:-1},set:function(f){var h=this.audioTrackController;h&&(h.audioTrack=f)}},{key:"subtitleTracks",get:function(){var f=this.subtitleTrackController;return f?f.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var f=this.subtitleTrackController;return f?f.subtitleTrack:-1},set:function(f){var h=this.subtitleTrackController;h&&(h.subtitleTrack=f)}},{key:"media",get:function(){return 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u=this.hls.config;if(T&&(R.logger.warn("abort previous key loader for type:"+C),T.abort()),!m){R.logger.warn("key uri is falsy");return}var o=u.loader,l=_.loader=this.loaders[C]=new o(u);this.decrypturl=m,this.decryptkey=null;var s={url:m,frag:_,responseType:"arraybuffer"},w={timeout:u.fragLoadingTimeOut,maxRetry:0,retryDelay:u.fragLoadingRetryDelay,maxRetryDelay:u.fragLoadingMaxRetryTimeout,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};l.load(s,w,p)}else this.decryptkey&&(_.decryptdata.key=this.decryptkey,this.hls.trigger(z.Events.KEY_LOADED,{frag:_}))},P.loadsuccess=function(v,S,_){var C=_.frag;if(!C.decryptdata){R.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(v.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(z.Events.KEY_LOADED,{frag:C})},P.loaderror=function(v,S){var _=S.frag,C=_.loader;C&&C.abort(),delete 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*(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),u=/\.(mp4|m4s|m4v|m4a)$/i;function o(A){var y,f;return u.test((y=(f=I.parseURL(A))===null||f===void 0?void 0:f.path)!=null?y:"")}var l=function(){function A(){}return A.findGroup=function(f,h){for(var d=0;d<f.length;d++){var a=f[d];if(a.id===h)return a}},A.convertAVC1ToAVCOTI=function(f){var h=f.split(".");if(h.length>2){var d=h.shift()+".";return d+=parseInt(h.shift()).toString(16),d+=("000"+parseInt(h.shift()).toString(16)).substr(-4),d}return f},A.resolve=function(f,h){return I.buildAbsoluteURL(h,f,{alwaysNormalize:!0})},A.parseMasterPlaylist=function(f,h){var d=[],a={},b=!1;_.lastIndex=0;for(var g;(g=_.exec(f))!=null;)if(g[1]){var E=new D.AttrList(g[1]),M={attrs:E,bitrate:E.decimalInteger("AVERAGE-BANDWIDTH")||E.decimalInteger("BANDWIDTH"),name:E.NAME,url:A.resolve(g[2],h)},F=E.decimalResolution("RESOLUTION");F&&(M.width=F.width,M.height=F.height),s((E.CODECS||"").split(/[ ,]+/).filter(function(W){return W}),M),M.videoCodec&&M.videoCodec.indexOf("avc1")!==-1&&(M.videoCodec=A.convertAVC1ToAVCOTI(M.videoCodec)),d.push(M)}else if(g[3]){var j=new D.AttrList(g[3]);j["DATA-ID"]&&(b=!0,a[j["DATA-ID"]]=j)}return{levels:d,sessionData:b?a:null}},A.parseMasterPlaylistMedia=function(f,h,d,a){a===void 0&&(a=[]);var b,g=[],E=0;for(C.lastIndex=0;(b=C.exec(f))!==null;){var M=new D.AttrList(b[1]);if(M.TYPE===d){var F={attrs:M,bitrate:0,id:E++,groupId:M["GROUP-ID"],instreamId:M["INSTREAM-ID"],name:M.NAME||M.LANGUAGE||"",type:d,default:M.bool("DEFAULT"),autoselect:M.bool("AUTOSELECT"),forced:M.bool("FORCED"),lang:M.LANGUAGE,url:M.URI?A.resolve(M.URI,h):""};if(a.length){var j=A.findGroup(a,F.groupId)||a[0];w(F,j,"audioCodec"),w(F,j,"textCodec")}g.push(F)}}return g},A.parseLevelPlaylist=function(f,h,d,a,b){var g=new U.LevelDetails(h),E=g.fragments,M=null,F=0,j=0,W=0,O=0,k=null,K=new B.Fragment(a,h),Y,q,oe,Te=-1,ve=!1;for(T.lastIndex=0,g.m3u8=f;(Y=T.exec(f))!==null;){ve&&(ve=!1,K=new B.Fragment(a,h),K.start=W,K.sn=F,K.cc=O,K.level=d,M&&(K.initSegment=M,K.rawProgramDateTime=M.rawProgramDateTime));var ge=Y[1];if(ge){K.duration=parseFloat(ge);var me=(" "+Y[2]).slice(1);K.title=me||null,K.tagList.push(me?["INF",ge,me]:["INF",ge])}else if(Y[3])Object(z.isFiniteNumber)(K.duration)&&(K.start=W,oe&&(K.levelkey=oe),K.sn=F,K.level=d,K.cc=O,K.urlId=b,E.push(K),K.relurl=(" "+Y[3]).slice(1),c(K,k),k=K,W+=K.duration,F++,j=0,ve=!0);else if(Y[4]){var le=(" "+Y[4]).slice(1);k?K.setByteRange(le,k):K.setByteRange(le)}else if(Y[5])K.rawProgramDateTime=(" "+Y[5]).slice(1),K.tagList.push(["PROGRAM-DATE-TIME",K.rawProgramDateTime]),Te===-1&&(Te=E.length);else{if(Y=Y[0].match(m),!Y){v.logger.warn("No matches on slow regex match for level playlist!");continue}for(q=1;q<Y.length&&!(typeof Y[q]!="undefined");q++);var ie=(" "+Y[q]).slice(1),he=(" "+Y[q+1]).slice(1),$=Y[q+2]?(" "+Y[q+2]).slice(1):"";switch(ie){case"PLAYLIST-TYPE":g.type=he.toUpperCase();break;case"MEDIA-SEQUENCE":F=g.startSN=parseInt(he);break;case"SKIP":{var te=new D.AttrList(he),Z=te.decimalInteger("SKIPPED-SEGMENTS");if(Object(z.isFiniteNumber)(Z)){g.skippedSegments=Z;for(var be=Z;be--;)E.unshift(null);F+=Z}var Ae=te.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ae&&(g.recentlyRemovedDateranges=Ae.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||$)&&K.tagList.push($?[he,$]:[he]);break;case"DIS":O++;case"GAP":K.tagList.push([ie]);break;case"BITRATE":K.tagList.push([ie,he]);break;case"DISCONTINUITY-SEQ":O=parseInt(he);break;case"KEY":{var ye,we=new D.AttrList(he),De=we.enumeratedString("METHOD"),Re=we.URI,Me=we.hexadecimalInteger("IV"),ke=we.enumeratedString("KEYFORMATVERSIONS"),Oe=we.enumeratedString("KEYID"),ze=(ye=we.enumeratedString("KEYFORMAT"))!=null?ye:"identity",Ze=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Ze.indexOf(ze)>-1){v.logger.warn("Keyformat "+ze+" is not supported from the manifest");continue}else if(ze!=="identity")continue;De&&(oe=P.LevelKey.fromURL(h,Re),Re&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(De)>=0&&(oe.method=De,oe.keyFormat=ze,Oe&&(oe.keyID=Oe),ke&&(oe.keyFormatVersions=ke),oe.iv=Me));break}case"START":{var je=new D.AttrList(he),Xe=je.decimalFloatingPoint("TIME-OFFSET");Object(z.isFiniteNumber)(Xe)&&(g.startTimeOffset=Xe);break}case"MAP":{var et=new D.AttrList(he);K.relurl=et.URI,et.BYTERANGE&&K.setByteRange(et.BYTERANGE),K.level=d,K.sn="initSegment",oe&&(K.levelkey=oe),K.initSegment=null,M=K,ve=!0;break}case"SERVER-CONTROL":{var We=new D.AttrList(he);g.canBlockReload=We.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=We.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&We.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=We.optionalFloat("PART-HOLD-BACK",0),g.holdBack=We.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Be=new D.AttrList(he);g.partTarget=Be.decimalFloatingPoint("PART-TARGET");break}case"PART":{var Se=g.partList;Se||(Se=g.partList=[]);var qe=j>0?Se[Se.length-1]:void 0,Je=j++,_e=new B.Part(new D.AttrList(he),K,h,Je,qe);Se.push(_e),K.duration+=_e.duration;break}case"PRELOAD-HINT":{var Ne=new D.AttrList(he);g.preloadHint=Ne;break}case"RENDITION-REPORT":{var pe=new D.AttrList(he);g.renditionReports=g.renditionReports||[],g.renditionReports.push(pe);break}default:v.logger.warn("line parsed but not handled: "+Y);break}}}k&&!k.relurl?(E.pop(),W-=k.duration,g.partList&&(g.fragmentHint=k)):g.partList&&(c(K,k),K.cc=O,g.fragmentHint=K);var de=E.length,ce=E[0],Q=E[de-1];if(W+=g.skippedSegments*g.targetduration,W>0&&de&&Q){g.averagetargetduration=W/de;var J=Q.sn;g.endSN=J!=="initSegment"?J:0,ce&&(g.startCC=ce.cc,ce.initSegment||g.fragments.every(function(ee){return ee.relurl&&o(ee.relurl)})&&(v.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),K=new B.Fragment(a,h),K.relurl=Q.relurl,K.level=d,K.sn="initSegment",ce.initSegment=K,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(W+=g.fragmentHint.duration),g.totalduration=W,g.endCC=O,Te>0&&p(E,Te),g},A}();function s(A,y){["video","audio","text"].forEach(function(f){var h=A.filter(function(a){return Object(S.isCodecType)(a,f)});if(h.length){var d=h.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[f+"Codec"]=d.length>0?d[0]:h[0],A=A.filter(function(a){return h.indexOf(a)===-1})}}),y.unknownCodecs=A}function w(A,y,f){var h=y[f];h&&(A[f]=h)}function p(A,y){for(var f=A[y],h=y;h--;){var d=A[h];if(!d)return;d.programDateTime=f.programDateTime-d.duration*1e3,f=d}}function c(A,y){A.rawProgramDateTime?A.programDateTime=Date.parse(A.rawProgramDateTime):y!=null&&y.programDateTime&&(A.programDateTime=y.endProgramDateTime),Object(z.isFiniteNumber)(A.programDateTime)||(A.programDateTime=null,A.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,X,L){"use strict";L.r(X);var z=L("./src/polyfills/number.ts"),I=L("./src/events.ts"),R=L("./src/errors.ts"),B=L("./src/utils/logger.ts"),U=L("./src/utils/mp4-tools.ts"),P=L("./src/loader/m3u8-parser.ts"),D=L("./src/types/loader.ts"),v=L("./src/utils/attr-list.ts");function S(T){var m=T.type;switch(m){case D.PlaylistContextType.AUDIO_TRACK:return D.PlaylistLevelType.AUDIO;case D.PlaylistContextType.SUBTITLE_TRACK:return D.PlaylistLevelType.SUBTITLE;default:return D.PlaylistLevelType.MAIN}}function _(T,m){var u=T.url;return(u===void 0||u.indexOf("data:")===0)&&(u=m.url),u}var C=function(){function T(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var m=T.prototype;return m.registerListeners=function(){var o=this.hls;o.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},m.unregisterListeners=function(){var o=this.hls;o.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(I.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(I.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},m.createInternalLoader=function(o){var l=this.hls.config,s=l.pLoader,w=l.loader,p=s||w,c=new p(l);return o.loader=c,this.loaders[o.type]=c,c},m.getInternalLoader=function(o){return this.loaders[o.type]},m.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},m.destroyInternalLoaders=function(){for(var o in this.loaders){var l=this.loaders[o];l&&l.destroy(),this.resetInternalLoader(o)}},m.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},m.onManifestLoading=function(o,l){var s=l.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:D.PlaylistContextType.MANIFEST,url:s,deliveryDirectives:null})},m.onLevelLoading=function(o,l){var s=l.id,w=l.level,p=l.url,c=l.deliveryDirectives;this.load({id:s,groupId:null,level:w,responseType:"text",type:D.PlaylistContextType.LEVEL,url:p,deliveryDirectives:c})},m.onAudioTrackLoading=function(o,l){var s=l.id,w=l.groupId,p=l.url,c=l.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:D.PlaylistContextType.AUDIO_TRACK,url:p,deliveryDirectives:c})},m.onSubtitleTrackLoading=function(o,l){var s=l.id,w=l.groupId,p=l.url,c=l.deliveryDirectives;this.load({id:s,groupId:w,level:null,responseType:"text",type:D.PlaylistContextType.SUBTITLE_TRACK,url:p,deliveryDirectives:c})},m.load=function(o){var l,s=this.hls.config,w=this.getInternalLoader(o);if(w){var p=w.context;if(p&&p.url===o.url){B.logger.trace("[playlist-loader]: playlist request ongoing");return}B.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),w.abort()}var c,A,y,f;switch(o.type){case D.PlaylistContextType.MANIFEST:c=s.manifestLoadingMaxRetry,A=s.manifestLoadingTimeOut,y=s.manifestLoadingRetryDelay,f=s.manifestLoadingMaxRetryTimeout;break;case D.PlaylistContextType.LEVEL:case D.PlaylistContextType.AUDIO_TRACK:case D.PlaylistContextType.SUBTITLE_TRACK:c=0,A=s.levelLoadingTimeOut;break;default:c=s.levelLoadingMaxRetry,A=s.levelLoadingTimeOut,y=s.levelLoadingRetryDelay,f=s.levelLoadingMaxRetryTimeout;break}if(w=this.createInternalLoader(o),(l=o.deliveryDirectives)!==null&&l!==void 0&&l.part){var h;if(o.type===D.PlaylistContextType.LEVEL&&o.level!==null?h=this.hls.levels[o.level].details:o.type===D.PlaylistContextType.AUDIO_TRACK&&o.id!==null?h=this.hls.audioTracks[o.id].details:o.type===D.PlaylistContextType.SUBTITLE_TRACK&&o.id!==null&&(h=this.hls.subtitleTracks[o.id].details),h){var d=h.partTarget,a=h.targetduration;d&&a&&(A=Math.min(Math.max(d*3,a*.8)*1e3,A))}}var b={timeout:A,maxRetry:c,retryDelay:y,maxRetryDelay:f,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};w.load(o,b,g)},m.loadsuccess=function(o,l,s,w){if(w===void 0&&(w=null),s.isSidxRequest){this.handleSidxRequest(o,s),this.handlePlaylistLoaded(o,l,s,w);return}this.resetInternalLoader(s.type);var p=o.data;if(p.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(o,s,"no EXTM3U delimiter",w);return}l.parsing.start=performance.now(),p.indexOf("#EXTINF:")>0||p.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(o,l,s,w):this.handleMasterPlaylist(o,l,s,w)},m.loaderror=function(o,l,s){s===void 0&&(s=null),this.handleNetworkError(l,s,!1,o)},m.loadtimeout=function(o,l,s){s===void 0&&(s=null),this.handleNetworkError(l,s,!0)},m.handleMasterPlaylist=function(o,l,s,w){var p=this.hls,c=o.data,A=_(o,s),y=P.default.parseMasterPlaylist(c,A),f=y.levels,h=y.sessionData;if(!f.length){this.handleManifestParsingError(o,s,"no level found in manifest",w);return}var d=f.map(function(F){return{id:F.attrs.AUDIO,audioCodec:F.audioCodec}}),a=f.map(function(F){return{id:F.attrs.SUBTITLES,textCodec:F.textCodec}}),b=P.default.parseMasterPlaylistMedia(c,A,"AUDIO",d),g=P.default.parseMasterPlaylistMedia(c,A,"SUBTITLES",a),E=P.default.parseMasterPlaylistMedia(c,A,"CLOSED-CAPTIONS");if(b.length){var M=b.some(function(F){return!F.url});!M&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(B.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),b.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v.AttrList({}),bitrate:0,url:""}))}p.trigger(I.Events.MANIFEST_LOADED,{levels:f,audioTracks:b,subtitles:g,captions:E,url:A,stats:l,networkDetails:w,sessionData:h})},m.handleTrackOrLevelPlaylist=function(o,l,s,w){var p=this.hls,c=s.id,A=s.level,y=s.type,f=_(o,s),h=Object(z.isFiniteNumber)(c)?c:0,d=Object(z.isFiniteNumber)(A)?A:h,a=S(s),b=P.default.parseLevelPlaylist(o.data,f,d,a,h);if(!b.fragments.length){p.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:f,reason:"no fragments found in level",level:typeof s.level=="number"?s.level:void 0});return}if(y===D.PlaylistContextType.MANIFEST){var g={attrs:new v.AttrList({}),bitrate:0,details:b,name:"",url:f};p.trigger(I.Events.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:f,stats:l,networkDetails:w,sessionData:null})}if(l.parsing.end=performance.now(),b.needSidxRanges){var E,M=(E=b.fragments[0].initSegment)===null||E===void 0?void 0:E.url;this.load({url:M,isSidxRequest:!0,type:y,level:A,levelDetails:b,id:c,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}s.levelDetails=b,this.handlePlaylistLoaded(o,l,s,w)},m.handleSidxRequest=function(o,l){var s=Object(U.parseSegmentIndex)(new Uint8Array(o.data));if(!s)return;var w=s.references,p=l.levelDetails;w.forEach(function(c,A){var y=c.info,f=p.fragments[A];f.byteRange.length===0&&f.setByteRange(String(1+y.end-y.start)+"@"+String(y.start)),f.initSegment&&f.initSegment.setByteRange(String(s.moovEndOffset)+"@0")})},m.handleManifestParsingError=function(o,l,s,w){this.hls.trigger(I.Events.ERROR,{type:R.ErrorTypes.NETWORK_ERROR,details:R.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:l.type===D.PlaylistContextType.MANIFEST,url:o.url,reason:s,response:o,context:l,networkDetails:w})},m.handleNetworkError=function(o,l,s,w){s===void 0&&(s=!1),B.logger.warn("[playlist-loader]: A network "+(s?"timeout":"error")+" occurred while loading "+o.type+" level: "+o.level+" id: "+o.id+' group-id: "'+o.groupId+'"');var p=R.ErrorDetails.UNKNOWN,c=!1,A=this.getInternalLoader(o);switch(o.type){case D.PlaylistContextType.MANIFEST:p=s?R.ErrorDetails.MANIFEST_LOAD_TIMEOUT:R.ErrorDetails.MANIFEST_LOAD_ERROR,c=!0;break;case D.PlaylistContextType.LEVEL:p=s?R.ErrorDetails.LEVEL_LOAD_TIMEOUT:R.ErrorDetails.LEVEL_LOAD_ERROR,c=!1;break;case D.PlaylistContextType.AUDIO_TRACK:p=s?R.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:R.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,c=!1;break;case D.PlaylistContextType.SUBTITLE_TRACK:p=s?R.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:R.ErrorDetails.SUBTITLE_LOAD_ERROR,c=!1;break}A&&this.resetInternalLoader(o.type);var y={type:R.ErrorTypes.NETWORK_ERROR,details:p,fatal:c,url:o.url,loader:A,context:o,networkDetails:l};w&&(y.response=w),this.hls.trigger(I.Events.ERROR,y)},m.handlePlaylistLoaded=function(o,l,s,w){var p=s.type,c=s.level,A=s.id,y=s.groupId,f=s.loader,h=s.levelDetails,d=s.deliveryDirectives;if(!(h!=null&&h.targetduration)){this.handleManifestParsingError(o,s,"invalid target duration",w);return}if(!f)return;h.live&&(f.getCacheAge&&(h.ageHeader=f.getCacheAge()||0),(!f.getCacheAge||isNaN(h.ageHeader))&&(h.ageHeader=0));switch(p){case D.PlaylistContextType.MANIFEST:case D.PlaylistContextType.LEVEL:this.hls.trigger(I.Events.LEVEL_LOADED,{details:h,level:c||0,id:A||0,stats:l,networkDetails:w,deliveryDirectives:d});break;case D.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(I.Events.AUDIO_TRACK_LOADED,{details:h,id:A||0,groupId:y||"",stats:l,networkDetails:w,deliveryDirectives:d});break;case D.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADED,{details:h,id:A||0,groupId:y||"",stats:l,networkDetails:w,deliveryDirectives:d});break}},T}();X.default=C},"./src/polyfills/number.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"isFiniteNumber",function(){return z}),L.d(X,"MAX_SAFE_INTEGER",function(){return I});var z=Number.isFinite||function(R){return typeof R=="number"&&isFinite(R)},I=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(re,X,L){"use strict";L.r(X);var z=function(){function I(){}return I.getSilentFrame=function(B,U){switch(B){case"mp4a.40.2":if(U===1)return new 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R.box(R.types.hdlr,R.HDLR_TYPES[U])},R.mdat=function(U){return R.box(R.types.mdat,U)},R.mdhd=function(U,P){P*=U;var D=Math.floor(P/(z+1)),v=Math.floor(P%(z+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,U>>24&255,U>>16&255,U>>8&255,U&255,D>>24,D>>16&255,D>>8&255,D&255,v>>24,v>>16&255,v>>8&255,v&255,85,196,0,0]))},R.mdia=function(U){return R.box(R.types.mdia,R.mdhd(U.timescale,U.duration),R.hdlr(U.type),R.minf(U))},R.mfhd=function(U){return R.box(R.types.mfhd,new Uint8Array([0,0,0,0,U>>24,U>>16&255,U>>8&255,U&255]))},R.minf=function(U){return U.type==="audio"?R.box(R.types.minf,R.box(R.types.smhd,R.SMHD),R.DINF,R.stbl(U)):R.box(R.types.minf,R.box(R.types.vmhd,R.VMHD),R.DINF,R.stbl(U))},R.moof=function(U,P,D){return R.box(R.types.moof,R.mfhd(U),R.traf(D,P))},R.moov=function(U){for(var P=U.length,D=[];P--;)D[P]=R.trak(U[P]);return R.box.apply(null,[R.types.moov,R.mvhd(U[0].timescale,U[0].duration)].concat(D).concat(R.mvex(U)))},R.mvex=function(U){for(var P=U.length,D=[];P--;)D[P]=R.trex(U[P]);return R.box.apply(null,[R.types.mvex].concat(D))},R.mvhd=function(U,P){P*=U;var D=Math.floor(P/(z+1)),v=Math.floor(P%(z+1)),S=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,U>>24&255,U>>16&255,U>>8&255,U&255,D>>24,D>>16&255,D>>8&255,D&255,v>>24,v>>16&255,v>>8&255,v&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return R.box(R.types.mvhd,S)},R.sdtp=function(U){var P=U.samples||[],D=new Uint8Array(4+P.length),v,S;for(v=0;v<P.length;v++)S=P[v].flags,D[v+4]=S.dependsOn<<4|S.isDependedOn<<2|S.hasRedundancy;return R.box(R.types.sdtp,D)},R.stbl=function(U){return R.box(R.types.stbl,R.stsd(U),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(U){var P=[],D=[],v,S,_;for(v=0;v<U.sps.length;v++)S=U.sps[v],_=S.byteLength,P.push(_>>>8&255),P.push(_&255),P=P.concat(Array.prototype.slice.call(S));for(v=0;v<U.pps.length;v++)S=U.pps[v],_=S.byteLength,D.push(_>>>8&255),D.push(_&255),D=D.concat(Array.prototype.slice.call(S));var C=R.box(R.types.avcC,new Uint8Array([1,P[3],P[4],P[5],252|3,224|U.sps.length].concat(P).concat([U.pps.length]).concat(D))),T=U.width,m=U.height,u=U.pixelRatio[0],o=U.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,m>>8&255,m&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([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},R.esds=function(U){var P=U.config.length;return new Uint8Array([0,0,0,0,3,23+P,0,1,0,4,15+P,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([P]).concat(U.config).concat([6,1,2]))},R.mp4a=function(U){var P=U.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,U.channelCount,0,16,0,0,0,0,P>>8&255,P&255,0,0]),R.box(R.types.esds,R.esds(U)))},R.mp3=function(U){var P=U.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,U.channelCount,0,16,0,0,0,0,P>>8&255,P&255,0,0]))},R.stsd=function(U){return U.type==="audio"?!U.isAAC&&U.codec==="mp3"?R.box(R.types.stsd,R.STSD,R.mp3(U)):R.box(R.types.stsd,R.STSD,R.mp4a(U)):R.box(R.types.stsd,R.STSD,R.avc1(U))},R.tkhd=function(U){var P=U.id,D=U.duration*U.timescale,v=U.width,S=U.height,_=Math.floor(D/(z+1)),C=Math.floor(D%(z+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,P>>24&255,P>>16&255,P>>8&255,P&255,0,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,v>>8&255,v&255,0,0,S>>8&255,S&255,0,0]))},R.traf=function(U,P){var D=R.sdtp(U),v=U.id,S=Math.floor(P/(z+1)),_=Math.floor(P%(z+1));return R.box(R.types.traf,R.box(R.types.tfhd,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255])),R.box(R.types.tfdt,new Uint8Array([1,0,0,0,S>>24,S>>16&255,S>>8&255,S&255,_>>24,_>>16&255,_>>8&255,_&255])),R.trun(U,D.length+16+20+8+16+8+8),D)},R.trak=function(U){return U.duration=U.duration||4294967295,R.box(R.types.trak,R.tkhd(U),R.mdia(U))},R.trex=function(U){var P=U.id;return R.box(R.types.trex,new Uint8Array([0,0,0,0,P>>24,P>>16&255,P>>8&255,P&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},R.trun=function(U,P){var D=U.samples||[],v=D.length,S=12+16*v,_=new Uint8Array(S),C,T,m,u,o,l;for(P+=8+S,_.set([0,0,15,1,v>>>24&255,v>>>16&255,v>>>8&255,v&255,P>>>24&255,P>>>16&255,P>>>8&255,P&255],0),C=0;C<v;C++)T=D[C],m=T.duration,u=T.size,o=T.flags,l=T.cts,_.set([m>>>24&255,m>>>16&255,m>>>8&255,m&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,l>>>24&255,l>>>16&255,l>>>8&255,l&255],12+16*C);return R.box(R.types.trun,_)},R.initSegment=function(U){R.types||R.init();var P=R.moov(U),D=new Uint8Array(R.FTYP.byteLength+P.byteLength);return D.set(R.FTYP),D.set(P,R.FTYP.byteLength),D},R}();I.types=void 0,I.HDLR_TYPES=void 0,I.STTS=void 0,I.STSC=void 0,I.STCO=void 0,I.STSZ=void 0,I.VMHD=void 0,I.SMHD=void 0,I.STSD=void 0,I.FTYP=void 0,I.DINF=void 0,X.default=I},"./src/remux/mp4-remuxer.ts":function(re,X,L){"use strict";L.r(X),L.d(X,"default",function(){return l}),L.d(X,"normalizePts",function(){return s});var z=L("./src/polyfills/number.ts"),I=L("./src/remux/aac-helper.ts"),R=L("./src/remux/mp4-generator.ts"),B=L("./src/events.ts"),U=L("./src/errors.ts"),P=L("./src/utils/logger.ts"),D=L("./src/types/loader.ts"),v=L("./src/utils/timescale-conversion.ts");function S(){return S=Object.assign||function(A){for(var y=1;y<arguments.length;y++){var f=arguments[y];for(var h in f)Object.prototype.hasOwnProperty.call(f,h)&&(A[h]=f[h])}return A},S.apply(this,arguments)}var _=10*1e3,C=1024,T=1152,m=null,u=null,o=!1,l=function(){function A(f,h,d,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=f,this.config=h,this.typeSupported=d,this.ISGenerated=!1,m===null){var b=navigator.userAgent||"",g=b.match(/Chrome\/(\d+)/i);m=g?parseInt(g[1]):0}if(u===null){var E=navigator.userAgent.match(/Safari\/(\d+)/i);u=E?parseInt(E[1]):0}o=!!m&&m<75||!!u&&u<600}var y=A.prototype;return y.destroy=function(){},y.resetTimeStamp=function(h){P.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=h},y.resetNextTimestamp=function(){P.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){P.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(h){var d=!1,a=h.reduce(function(b,g){var E=g.pts-b;return E<-4294967296?(d=!0,s(b,g.pts)):E>0?b:g.pts},h[0].pts);return d&&P.logger.debug("PTS rollover detected"),a},y.remux=function(h,d,a,b,g,E,M,F){var j,W,O,k,K,Y,q=g,oe=g,Te=h.pid>-1,ve=d.pid>-1,ge=d.samples.length,me=h.samples.length>0,le=ge>1,ie=(!Te||me)&&(!ve||le)||this.ISGenerated||M;if(ie){this.ISGenerated||(O=this.generateIS(h,d,g));var he=this.isVideoContiguous,$=-1;if(le&&($=w(d.samples),!he&&this.config.forceKeyFrameOnDiscontinuity))if(Y=!0,$>0){P.logger.warn("[mp4-remuxer]: Dropped "+$+" out of "+ge+" video samples due to a missing keyframe");var te=this.getVideoStartPts(d.samples);d.samples=d.samples.slice($),d.dropped+=$,oe+=(d.samples[0].pts-te)/(d.timescale||9e4)}else $===-1&&(P.logger.warn("[mp4-remuxer]: No keyframe found out of "+ge+" video samples"),Y=!1);if(this.ISGenerated){if(me&&le){var Z=this.getVideoStartPts(d.samples),be=s(h.samples[0].pts,Z)-Z,Ae=be/d.inputTimeScale;q+=Math.max(0,Ae),oe+=Math.max(0,-Ae)}if(me){if(h.samplerate||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),O=this.generateIS(h,d,g)),W=this.remuxAudio(h,q,this.isAudioContiguous,E,ve||le||F===D.PlaylistLevelType.AUDIO?oe:void 0),le){var ye=W?W.endPTS-W.startPTS:0;d.inputTimeScale||(P.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),O=this.generateIS(h,d,g)),j=this.remuxVideo(d,oe,he,ye)}}else le&&(j=this.remuxVideo(d,oe,he,0));j&&(j.firstKeyFrame=$,j.independent=$!==-1)}}return this.ISGenerated&&(a.samples.length&&(K=this.remuxID3(a,g)),b.samples.length&&(k=this.remuxText(b,g))),{audio:W,video:j,initSegment:O,independent:Y,text:k,id3:K}},y.generateIS=function(h,d,a){var b=h.samples,g=d.samples,E=this.typeSupported,M={},F=!Object(z.isFiniteNumber)(this._initPTS),j="audio/mp4",W,O,k;if(F&&(W=O=Infinity),h.config&&b.length&&(h.timescale=h.samplerate,h.isAAC||(E.mpeg?(j="audio/mpeg",h.codec=""):E.mp3&&(h.codec="mp3")),M.audio={id:"audio",container:j,codec:h.codec,initSegment:!h.isAAC&&E.mpeg?new Uint8Array(0):R.default.initSegment([h]),metadata:{channelCount:h.channelCount}},F&&(k=h.inputTimeScale,W=O=b[0].pts-Math.round(k*a))),d.sps&&d.pps&&g.length&&(d.timescale=d.inputTimeScale,M.video={id:"main",container:"video/mp4",codec:d.codec,initSegment:R.default.initSegment([d]),metadata:{width:d.width,height:d.height}},F)){k=d.inputTimeScale;var K=this.getVideoStartPts(g),Y=Math.round(k*a);O=Math.min(O,s(g[0].dts,K)-Y),W=Math.min(W,K-Y)}if(Object.keys(M).length)return this.ISGenerated=!0,F&&(this._initPTS=W,this._initDTS=O),{tracks:M,initPTS:W,timescale:k}},y.remuxVideo=function(h,d,a,b){var g=h.inputTimeScale,E=h.samples,M=[],F=E.length,j=this._initPTS,W=this.nextAvcDts,O=8,k,K,Y,q=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,Te=0,ve=!1;if(!a||W===null){var ge=d*g,me=E[0].pts-s(E[0].dts,E[0].pts);W=ge-me}for(var le=0;le<F;le++){var ie=E[le];if(ie.pts=s(ie.pts-j,W),ie.dts=s(ie.dts-j,W),ie.dts>ie.pts){var he=9e4*.2;Te=Math.max(Math.min(Te,ie.pts-ie.dts),-1*he)}ie.dts<E[le>0?le-1:le].dts&&(ve=!0)}ve&&E.sort(function(gt,ct){var st=gt.dts-ct.dts,wt=gt.pts-ct.pts;return st||wt}),K=E[0].dts,Y=E[E.length-1].dts;var $=Math.round((Y-K)/(F-1));if(Te<0){if(Te<$*-2){P.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(v.toMsFromMpegTsClock)(-$,!0)+" ms");for(var te=Te,Z=0;Z<F;Z++)E[Z].dts=te=Math.max(te,E[Z].pts-$),E[Z].pts=Math.max(te,E[Z].pts)}else{P.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(v.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var be=0;be<F;be++)E[be].dts=E[be].dts+Te}K=E[0].dts}if(a){var Ae=K-W,ye=Ae>$,we=Ae<-1;if(ye||we){ye?P.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(Ae,!0)+" ms ("+Ae+"dts) hole between fragments detected, filling it"):P.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(-Ae,!0)+" ms ("+Ae+"dts) overlapping between fragments detected"),K=W;var 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de=Je[Ne],ce=de.data,Q=de.data.byteLength;Be.setUint32(O,Q),O+=4,We.set(ce,O),O+=Q,_e+=4+Q}if(Se<F-1)k=E[Se+1].dts-qe.dts;else{var J=this.config,ee=qe.dts-E[Se>0?Se-1:Se].dts;if(J.stretchShortVideoTrack&&this.nextAudioPts!==null){var se=Math.floor(J.maxBufferHole*g),fe=(b?q+b*g:this.nextAudioPts)-qe.pts;fe>se?(k=fe-ee,k<0&&(k=ee),P.logger.log("[mp4-remuxer]: It is approximately "+fe/90+" ms to the next segment; using duration "+k/90+" ms for the last video frame.")):k=ee}else k=ee}var Le=Math.round(qe.pts-qe.dts);M.push(new p(qe.key,k,_e,Le))}if(M.length&&m&&m<70){var Ce=M[0].flags;Ce.dependsOn=2,Ce.isNonSync=0}console.assert(k!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=W=Y+k,this.isVideoContiguous=!0;var Ie=R.default.moof(h.sequenceNumber++,K,S({},h,{samples:M})),Ve="video",Ge={data1:Ie,data2:We,startPTS:q/g,endPTS:(oe+k)/g,startDTS:K/g,endDTS:W/g,type:Ve,hasAudio:!1,hasVideo:!0,nb:M.length,dropped:h.dropped};return h.samples=[],h.dropped=0,console.assert(We.length,"MDAT length must not be zero"),Ge},y.remuxAudio=function(h,d,a,b,g){var E=h.inputTimeScale,M=h.samplerate?h.samplerate:E,F=E/M,j=h.isAAC?C:T,W=j*F,O=this._initPTS,k=!h.isAAC&&this.typeSupported.mpeg,K=[],Y=h.samples,q=k?0:8,oe=this.nextAudioPts||-1,Te=d*E;if(this.isAudioContiguous=a=a||Y.length&&oe>0&&(b&&Math.abs(Te-oe)<9e3||Math.abs(s(Y[0].pts-O,Te)-oe)<20*W),Y.forEach(function(ce){ce.pts=s(ce.pts-O,Te)}),!a||oe<0){if(Y=Y.filter(function(ce){return ce.pts>=0}),!Y.length)return;g===0?oe=0:b?oe=Math.max(0,Te):oe=Y[0].pts}if(h.isAAC)for(var ve=g!==void 0,ge=this.config.maxAudioFramesDrift,me=0,le=oe;me<Y.length;me++){var ie=Y[me],he=ie.pts,$=he-le,te=Math.abs(1e3*$/E);if($<=-ge*W&&ve)me===0&&(P.logger.warn("Audio frame @ "+(he/E).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*$/E)+" ms."),this.nextAudioPts=oe=le=he);else if($>=ge*W&&te<_&&ve){var Z=Math.round($/W);le=he-Z*W,le<0&&(Z--,le+=W),me===0&&(this.nextAudioPts=oe=le),P.logger.warn("[mp4-remuxer]: Injecting "+Z+" audio frame @ "+(le/E).toFixed(3)+"s due to "+Math.round(1e3*$/E)+" ms gap.");for(var be=0;be<Z;be++){var Ae=Math.max(le,0),ye=I.default.getSilentFrame(h.manifestCodec||h.codec,h.channelCount);ye||(P.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ye=ie.unit.subarray()),Y.splice(me,0,{unit:ye,pts:Ae}),le+=W,me++}}ie.pts=le,le+=W}for(var we=null,De=null,Re,Me=0,ke=Y.length;ke--;)Me+=Y[ke].unit.byteLength;for(var Oe=0,ze=Y.length;Oe<ze;Oe++){var Ze=Y[Oe],je=Ze.unit,Xe=Ze.pts;if(De!==null){var et=K[Oe-1];et.duration=Math.round((Xe-De)/F)}else if(a&&h.isAAC&&(Xe=oe),we=Xe,Me>0){Me+=q;try{Re=new Uint8Array(Me)}catch(ce){this.observer.emit(B.Events.ERROR,B.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Me,reason:"fail allocating audio mdat 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T=this.audioCodec,m=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(I.parseInitSegment)(C);T||(T=D(u.audio,R.ElementaryStreamTypes.AUDIO)),m||(m=D(u.video,R.ElementaryStreamTypes.VIDEO));var o={};u.audio&&u.video?o.audiovideo={container:"video/mp4",codec:T+","+m,initSegment:C,id:"main"}:u.audio?o.audio={container:"audio/mp4",codec:T,initSegment:C,id:"audio"}:u.video?o.video={container:"video/mp4",codec:m,initSegment:C,id:"main"}:B.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},S.remux=function(C,T,m,u,o){var l=this.initPTS,s=this.lastEndDTS,w={audio:void 0,video:void 0,text:u,id3:m,initSegment:void 0};Object(z.isFiniteNumber)(s)||(s=this.lastEndDTS=o||0);var p=T.samples;if(!p||!p.length)return w;var c={initPTS:void 0,timescale:1},A=this.initData;if((!A||!A.length)&&(this.generateInitSegment(p),A=this.initData),!A||!A.length)return B.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),w;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1),Object(z.isFiniteNumber)(l)||(this.initPTS=c.initPTS=l=P(A,p,s));var y=Object(I.getDuration)(p,A),f=s,h=y+f;Object(I.offsetStartDTS)(A,p,l),y>0?this.lastEndDTS=h:(B.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var d=!!A.audio,a=!!A.video,b="";d&&(b+="audio"),a&&(b+="video");var g={data1:p,startPTS:f,startDTS:f,endPTS:h,endDTS:h,type:b,hasAudio:d,hasVideo:a,nb:1,dropped:0};return w.audio=g.type==="audio"?g:void 0,w.video=g.type!=="audio"?g:void 0,w.text=u,w.id3=m,w.initSegment=c,w},v}(),P=function(S,_,C){return Object(I.getStartDTS)(S,_)-C};function D(v,S){var _=v==null?void 0:v.codec;return _&&_.length>4?_:_==="hvc1"?"hvc1.1.c.L120.90":_==="av01"?"av01.0.04M.08":_==="avc1"||S===R.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}X.default=U},"./src/task-loop.ts":function(re,X,L){"use 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a=!0,b=0;b<U;b++)if(!this.chars[b].isEmpty()){a=!1;break}return a},h.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>U&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=U)},h.moveCursor=function(a){var b=this.pos+a;if(a>1)for(var g=this.pos+1;g<b+1;g++)this.chars[g].setPenState(this.currPenState);this.setCursor(b)},h.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},h.insertChar=function(a){a>=144&&this.backSpace();var b=R(a);if(this.pos>=U){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+b+") at position "+this.pos+". 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Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},h.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},h.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)},h.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},h.ccMIDROW=function(a){var b={flash:!1};if(b.underline=a%2===1,b.italics=a>=46,b.italics)b.foreground="white";else{var g=Math.floor(a/2)-16,E=["white","green","blue","cyan","red","yellow","magenta"];b.foreground=E[g]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(b)),this.writeScreen.setPen(b)},h.outputDataUpdate=function(a){a===void 0&&(a=!1);var b=this.logger.time;if(b===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=b:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,b,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:b),this.lastOutputScreen.copy(this.displayedMemory))},h.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},f}(),p=function(){function f(d,a,b){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var g=new T;this.channels=[null,new w(d,a,g),new w(d+1,b,g)],this.cmdHistory=y(),this.logger=g}var h=f.prototype;return h.getHandler=function(a){return this.channels[a].getHandler()},h.setHandler=function(a,b){this.channels[a].setHandler(b)},h.addData=function(a,b){var g,E,M,F=!1;this.logger.time=a;for(var j=0;j<b.length;j+=2){if(E=b[j]&127,M=b[j+1]&127,E===0&&M===0)continue;if(this.logger.log(C.DATA,"["+m([b[j],b[j+1]])+"] -> ("+m([E,M])+")"),g=this.parseCmd(E,M),g||(g=this.parseMidrow(E,M)),g||(g=this.parsePAC(E,M)),g||(g=this.parseBackgroundAttributes(E,M)),!g&&(F=this.parseChars(E,M),F)){var W=this.currentChannel;if(W&&W>0){var O=this.channels[W];O.insertChars(F)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!g&&!F&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+m([E,M])+" orig: "+m([b[j],b[j+1]]))}},h.parseCmd=function(a,b){var g=this.cmdHistory,E=(a===20||a===28||a===21||a===29)&&b>=32&&b<=47,M=(a===23||a===31)&&b>=33&&b<=35;if(!(E||M))return!1;if(A(a,b,g))return c(null,null,g),this.logger.log(C.DEBUG,"Repeated command ("+m([a,b])+") 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?b===32?j.ccRCL():b===33?j.ccBS():b===34?j.ccAOF():b===35?j.ccAON():b===36?j.ccDER():b===37?j.ccRU(2):b===38?j.ccRU(3):b===39?j.ccRU(4):b===40?j.ccFON():b===41?j.ccRDC():b===42?j.ccTR():b===43?j.ccRTD():b===44?j.ccEDM():b===45?j.ccCR():b===46?j.ccENM():b===47&&j.ccEOC():j.ccTO(b-32),c(a,b,g),this.currentChannel=F,!0},h.parseMidrow=function(a,b){var g=0;if((a===17||a===25)&&b>=32&&b<=47){if(a===17?g=1:g=2,g!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var E=this.channels[g];return 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